/* roulang page: index */
:root {
            --color-primary: #0A2E1F;
            --color-primary-dark: #061d13;
            --color-accent: #FF6B35;
            --color-accent-hover: #e55a2b;
            --color-bg: #F5F7FA;
            --color-white: #ffffff;
            --color-dark: #1E1E1E;
            --color-mid: #6B7280;
            --color-light: #e5e7eb;
            --color-border: rgba(0, 0, 0, 0.04);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
            --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.06);
            --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.08);
            --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.10);
            --transition-fast: 0.2s ease;
            --transition-smooth: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --font-heading: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
            --font-body: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
            --section-padding: 80px;
            --section-padding-mobile: 40px;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-body);
            font-size: 16px;
            line-height: 1.7;
            color: var(--color-dark);
            background: var(--color-white);
            margin: 0;
            padding: 0;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        button,
        .button {
            cursor: pointer;
            font-family: var(--font-body);
            border: none;
            outline: none;
            transition: all var(--transition-smooth);
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        .container-narrow {
            max-width: 960px;
            margin: 0 auto;
            padding: 0 20px;
        }

        .container-wide {
            max-width: 1320px;
            margin: 0 auto;
            padding: 0 20px;
        }

        /* ========== HEADER - 杂志刊头导航 ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: var(--color-white);
            border-bottom: 1px solid var(--color-light);
            box-shadow: 0 1px 4px rgba(0, 0, 0, 0.03);
            transition: box-shadow var(--transition-smooth);
        }
        .site-header.scrolled {
            box-shadow: var(--shadow-md);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 16px 0;
            flex-wrap: nowrap;
        }
        .header-logo {
            font-family: var(--font-heading);
            font-size: 36px;
            font-weight: 700;
            color: var(--color-primary);
            letter-spacing: 2px;
            white-space: nowrap;
            flex-shrink: 0;
            transition: font-size var(--transition-smooth);
            line-height: 1;
        }
        .header-logo a {
            color: var(--color-primary);
        }
        .header-logo a:hover {
            color: var(--color-primary-dark);
        }
        .header-nav-desktop {
            display: flex;
            align-items: center;
            gap: 0;
            flex-shrink: 0;
        }
        .header-nav-desktop .nav-divider {
            width: 1px;
            height: 22px;
            background: var(--color-light);
            margin: 0 14px;
            flex-shrink: 0;
        }
        .header-nav-desktop a {
            font-size: 15px;
            font-weight: 500;
            color: var(--color-dark);
            padding: 6px 10px;
            border-radius: 4px;
            white-space: nowrap;
            position: relative;
            transition: color var(--transition-fast);
        }
        .header-nav-desktop a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 10px;
            right: 10px;
            height: 2px;
            background: var(--color-accent);
            transform: scaleX(0);
            transform-origin: left;
            transition: transform var(--transition-smooth);
        }
        .header-nav-desktop a:hover {
            color: var(--color-accent);
        }
        .header-nav-desktop a:hover::after {
            transform: scaleX(1);
        }
        .header-nav-desktop a.active {
            color: var(--color-accent);
            font-weight: 600;
        }
        .header-nav-desktop a.active::after {
            transform: scaleX(1);
            background: var(--color-accent);
        }
        .header-cta-btn {
            background: var(--color-accent);
            color: #fff !important;
            padding: 8px 18px !important;
            border-radius: var(--radius-sm) !important;
            font-weight: 600 !important;
            margin-left: 8px;
            transition: all var(--transition-smooth) !important;
        }
        .header-cta-btn:hover {
            background: var(--color-accent-hover) !important;
            transform: translateY(-2px);
            box-shadow: var(--shadow-md);
            color: #fff !important;
        }
        .header-cta-btn::after {
            display: none !important;
        }
        .mobile-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 26px;
            color: var(--color-primary);
            cursor: pointer;
            padding: 6px;
            line-height: 1;
        }

        @media (max-width: 1024px) {
            .header-logo {
                font-size: 28px;
            }
            .header-nav-desktop .nav-divider {
                margin: 0 8px;
            }
            .header-nav-desktop a {
                font-size: 13px;
                padding: 4px 6px;
            }
            .header-nav-desktop a::after {
                left: 6px;
                right: 6px;
            }
        }
        @media (max-width: 768px) {
            .header-nav-desktop {
                display: none;
            }
            .mobile-toggle {
                display: block;
            }
            .header-logo {
                font-size: 24px;
            }
            .header-inner {
                padding: 12px 0;
            }
        }

        /* Off-canvas */
        .off-canvas {
            background: var(--color-white);
        }
        .off-canvas .close-button {
            font-size: 28px;
            color: var(--color-primary);
            padding: 12px;
        }
        .off-canvas-nav {
            list-style: none;
            margin: 0;
            padding: 20px;
        }
        .off-canvas-nav li {
            margin-bottom: 4px;
        }
        .off-canvas-nav a {
            display: block;
            padding: 12px 16px;
            font-size: 16px;
            font-weight: 500;
            color: var(--color-dark);
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
        }
        .off-canvas-nav a:hover,
        .off-canvas-nav a.active {
            background: #f0f4f2;
            color: var(--color-accent);
            font-weight: 600;
        }
        .off-canvas-nav .nav-cta {
            background: var(--color-accent);
            color: #fff !important;
            text-align: center;
            margin-top: 12px;
            font-weight: 600;
            border-radius: var(--radius-sm);
        }
        .off-canvas-nav .nav-cta:hover {
            background: var(--color-accent-hover) !important;
            color: #fff !important;
        }

        /* ========== SECTION 通用 ========== */
        section {
            padding: var(--section-padding) 0;
            position: relative;
        }
        @media (max-width: 768px) {
            section {
                padding: var(--section-padding-mobile) 0;
            }
        }
        .section-label {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            color: var(--color-accent);
            text-transform: uppercase;
            letter-spacing: 2px;
            margin-bottom: 8px;
        }
        .section-title {
            font-family: var(--font-heading);
            font-size: 32px;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 12px;
            line-height: 1.3;
        }
        .section-subtitle {
            font-size: 17px;
            color: var(--color-mid);
            margin-bottom: 32px;
            line-height: 1.6;
            max-width: 680px;
        }
        .section-title.centered,
        .section-subtitle.centered {
            text-align: center;
            margin-left: auto;
            margin-right: auto;
        }
        @media (max-width: 768px) {
            .section-title {
                font-size: 24px;
            }
            .section-subtitle {
                font-size: 15px;
                margin-bottom: 24px;
            }
        }

        /* ========== HERO ========== */
        .hero-section {
            padding: 60px 0 70px;
            background: linear-gradient(175deg, #f9fafb 0%, #f0f4f2 40%, #ffffff 100%);
            position: relative;
            overflow: hidden;
        }
        .hero-section::before {
            content: '';
            position: absolute;
            top: -120px;
            right: -180px;
            width: 500px;
            height: 500px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(10, 46, 31, 0.03) 0%, transparent 70%);
            pointer-events: none;
        }
        .hero-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
        }
        .hero-text {
            position: relative;
            z-index: 1;
        }
        .hero-badge-row {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-bottom: 20px;
        }
        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: #fff;
            border: 1px solid var(--color-light);
            border-radius: 20px;
            padding: 6px 14px;
            font-size: 13px;
            font-weight: 500;
            color: var(--color-primary);
            box-shadow: var(--shadow-sm);
        }
        .hero-badge i {
            color: var(--color-accent);
            font-size: 12px;
        }
        .hero-title {
            font-family: var(--font-heading);
            font-size: 48px;
            font-weight: 700;
            color: var(--color-primary);
            line-height: 1.2;
            margin-bottom: 16px;
            letter-spacing: 1px;
        }
        .hero-title .highlight {
            color: var(--color-accent);
            position: relative;
        }
        .hero-desc {
            font-size: 17px;
            color: var(--color-mid);
            line-height: 1.7;
            margin-bottom: 24px;
            max-width: 520px;
        }
        .hero-cta-group {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            align-items: center;
        }
        .btn-primary {
            display: inline-block;
            background: var(--color-accent);
            color: #fff;
            font-weight: 600;
            font-size: 16px;
            padding: 14px 28px;
            border-radius: var(--radius-sm);
            border: none;
            cursor: pointer;
            transition: all var(--transition-smooth);
            text-align: center;
            white-space: nowrap;
        }
        .btn-primary:hover {
            background: var(--color-accent-hover);
            transform: translateY(-2px);
            box-shadow: var(--shadow-lg);
            color: #fff;
        }
        .btn-outline {
            display: inline-block;
            background: transparent;
            color: var(--color-primary);
            font-weight: 600;
            font-size: 16px;
            padding: 14px 28px;
            border-radius: var(--radius-sm);
            border: 2px solid var(--color-primary);
            cursor: pointer;
            transition: all var(--transition-smooth);
            text-align: center;
            white-space: nowrap;
        }
        .btn-outline:hover {
            background: var(--color-primary);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: var(--shadow-md);
        }
        .hero-visual {
            position: relative;
            z-index: 1;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-xl);
            aspect-ratio: 4/3;
            background: #e8ece9;
        }
        .hero-visual img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .hero-data-dots {
            display: flex;
            gap: 20px;
            margin-top: 20px;
            flex-wrap: wrap;
        }
        .hero-data-dot {
            text-align: center;
            min-width: 60px;
        }
        .hero-data-dot .num {
            font-size: 28px;
            font-weight: 700;
            color: var(--color-accent);
            line-height: 1;
        }
        .hero-data-dot .label {
            font-size: 12px;
            color: var(--color-mid);
            margin-top: 4px;
        }
        @media (max-width: 768px) {
            .hero-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .hero-title {
                font-size: 30px;
            }
            .hero-desc {
                font-size: 15px;
                max-width: 100%;
            }
            .hero-visual {
                aspect-ratio: 16/10;
            }
            .hero-data-dots {
                gap: 12px;
            }
            .hero-data-dot .num {
                font-size: 22px;
            }
        }

        /* ========== 功能分组卡片 ========== */
        .features-section {
            background: var(--color-white);
        }
        .features-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .feature-card {
            background: #fff;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            padding: 28px 22px;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-smooth);
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .feature-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
            border-color: transparent;
        }
        .feature-card .icon-circle {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: #fff5f0;
            margin-bottom: 16px;
            font-size: 24px;
            color: var(--color-accent);
        }
        .feature-card h3 {
            font-family: var(--font-heading);
            font-size: 18px;
            font-weight: 600;
            color: var(--color-primary);
            margin-bottom: 8px;
        }
        .feature-card p {
            font-size: 14px;
            color: var(--color-mid);
            line-height: 1.6;
            margin: 0;
        }
        @media (max-width: 1024px) {
            .features-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
        }
        @media (max-width: 520px) {
            .features-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }
        }

        /* ========== 使用场景 ========== */
        .scenarios-section {
            background: var(--color-bg);
        }
        .scenario-block {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
            margin-bottom: 48px;
        }
        .scenario-block:last-child {
            margin-bottom: 0;
        }
        .scenario-block.reverse {
            direction: rtl;
        }
        .scenario-block.reverse .scenario-content {
            direction: ltr;
        }
        .scenario-image {
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-md);
            aspect-ratio: 16/10;
        }
        .scenario-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .scenario-content h3 {
            font-family: var(--font-heading);
            font-size: 24px;
            font-weight: 600;
            color: var(--color-primary);
            margin-bottom: 10px;
        }
        .scenario-content p {
            font-size: 15px;
            color: var(--color-mid);
            line-height: 1.7;
            margin-bottom: 16px;
        }
        .scenario-content .tag-row {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }
        .scenario-content .tag {
            display: inline-block;
            background: #fff;
            border: 1px solid var(--color-light);
            border-radius: 16px;
            padding: 4px 12px;
            font-size: 12px;
            color: var(--color-primary);
            font-weight: 500;
        }
        @media (max-width: 768px) {
            .scenario-block {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .scenario-block.reverse {
                direction: ltr;
            }
            .scenario-content h3 {
                font-size: 20px;
            }
        }

        /* ========== 成功案例/数据证明 ========== */
        .stats-section {
            background: linear-gradient(160deg, #0A2E1F 0%, #0d3a28 40%, #0a2e1f 100%);
            color: #fff;
            position: relative;
            overflow: hidden;
        }
        .stats-section::before {
            content: '';
            position: absolute;
            top: -60px;
            left: -100px;
            width: 300px;
            height: 300px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.02);
            pointer-events: none;
        }
        .stats-section .section-title {
            color: #fff;
        }
        .stats-section .section-subtitle {
            color: rgba(255, 255, 255, 0.7);
        }
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            text-align: center;
        }
        .stat-card {
            padding: 24px 16px;
        }
        .stat-number {
            font-size: 48px;
            font-weight: 700;
            color: var(--color-accent);
            line-height: 1;
            margin-bottom: 8px;
            font-family: var(--font-heading);
        }
        .stat-label {
            font-size: 15px;
            color: rgba(255, 255, 255, 0.8);
            font-weight: 500;
        }
        .stat-detail {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.55);
            margin-top: 4px;
        }
        @media (max-width: 768px) {
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
            .stat-number {
                font-size: 34px;
            }
        }
        @media (max-width: 520px) {
            .stats-grid {
                grid-template-columns: 1fr 1fr;
            }
            .stat-number {
                font-size: 28px;
            }
        }

        /* ========== 评价墙 ========== */
        .reviews-section {
            background: var(--color-white);
        }
        .reviews-summary {
            display: flex;
            align-items: center;
            gap: 16px;
            margin-bottom: 32px;
            flex-wrap: wrap;
        }
        .reviews-summary .stars {
            font-size: 28px;
            color: #f5a623;
            letter-spacing: 2px;
        }
        .reviews-summary .score {
            font-size: 36px;
            font-weight: 700;
            color: var(--color-primary);
            line-height: 1;
        }
        .reviews-summary .count {
            font-size: 14px;
            color: var(--color-mid);
        }
        .reviews-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .review-card {
            background: #fff;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            padding: 24px;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-smooth);
        }
        .review-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
        }
        .review-card .reviewer {
            font-weight: 600;
            color: var(--color-primary);
            margin-bottom: 4px;
            font-size: 15px;
        }
        .review-card .review-stars {
            color: #f5a623;
            font-size: 13px;
            margin-bottom: 8px;
        }
        .review-card .review-text {
            font-size: 14px;
            color: var(--color-mid);
            line-height: 1.6;
        }
        @media (max-width: 768px) {
            .reviews-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }
        }

        /* ========== 限时入口 ========== */
        .limited-section {
            background: linear-gradient(135deg, #fff5f0 0%, #ffede5 50%, #fff8f5 100%);
            border: 2px solid rgba(255, 107, 53, 0.2);
            border-radius: var(--radius-lg);
            margin: 0 20px;
            max-width: 1160px;
            margin-left: auto;
            margin-right: auto;
            padding: 40px 36px;
            position: relative;
            overflow: hidden;
        }
        .limited-section::after {
            content: '';
            position: absolute;
            top: -30px;
            right: -30px;
            width: 100px;
            height: 100px;
            border-radius: 50%;
            background: rgba(255, 107, 53, 0.08);
            pointer-events: none;
        }
        .limited-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 20px;
            position: relative;
            z-index: 1;
        }
        .limited-info h3 {
            font-family: var(--font-heading);
            font-size: 22px;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 4px;
        }
        .limited-info p {
            font-size: 14px;
            color: var(--color-mid);
            margin: 0;
        }
        .limited-countdown {
            display: flex;
            gap: 12px;
            align-items: center;
        }
        .countdown-item {
            background: #fff;
            border-radius: var(--radius-sm);
            padding: 10px 16px;
            text-align: center;
            box-shadow: var(--shadow-sm);
            min-width: 50px;
        }
        .countdown-item .cd-num {
            font-size: 26px;
            font-weight: 700;
            color: var(--color-accent);
            line-height: 1;
        }
        .countdown-item .cd-label {
            font-size: 11px;
            color: var(--color-mid);
            margin-top: 2px;
        }
        @media (max-width: 768px) {
            .limited-section {
                padding: 28px 20px;
                margin: 0 12px;
            }
            .limited-inner {
                flex-direction: column;
                text-align: center;
            }
            .limited-info h3 {
                font-size: 18px;
            }
            .countdown-item {
                padding: 8px 12px;
                min-width: 40px;
            }
            .countdown-item .cd-num {
                font-size: 20px;
            }
        }

        /* ========== 价格方案 ========== */
        .pricing-section {
            background: var(--color-bg);
        }
        .pricing-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
            align-items: stretch;
        }
        .pricing-card {
            background: #fff;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            padding: 32px 24px;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-smooth);
            text-align: center;
            position: relative;
            display: flex;
            flex-direction: column;
        }
        .pricing-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-4px);
        }
        .pricing-card.featured {
            border: 2px solid var(--color-accent);
            box-shadow: var(--shadow-md);
            transform: scale(1.03);
            z-index: 2;
        }
        .pricing-card.featured:hover {
            transform: scale(1.03) translateY(-4px);
        }
        .pricing-card .plan-badge {
            position: absolute;
            top: -14px;
            left: 50%;
            transform: translateX(-50%);
            background: var(--color-accent);
            color: #fff;
            font-size: 12px;
            font-weight: 600;
            padding: 4px 16px;
            border-radius: 20px;
            white-space: nowrap;
        }
        .pricing-card .plan-name {
            font-family: var(--font-heading);
            font-size: 20px;
            font-weight: 600;
            color: var(--color-primary);
            margin-bottom: 8px;
        }
        .pricing-card .plan-price {
            font-size: 40px;
            font-weight: 700;
            color: var(--color-accent);
            margin-bottom: 4px;
            line-height: 1;
        }
        .pricing-card .plan-price .currency {
            font-size: 20px;
            font-weight: 500;
        }
        .pricing-card .plan-price .old-price {
            font-size: 16px;
            color: #bbb;
            text-decoration: line-through;
            margin-left: 6px;
            font-weight: 400;
        }
        .pricing-card .plan-period {
            font-size: 13px;
            color: var(--color-mid);
            margin-bottom: 20px;
        }
        .pricing-card .plan-features {
            list-style: none;
            margin: 0 0 20px;
            padding: 0;
            text-align: left;
            flex-grow: 1;
        }
        .pricing-card .plan-features li {
            padding: 6px 0;
            font-size: 14px;
            color: var(--color-dark);
            border-bottom: 1px solid #f5f5f5;
        }
        .pricing-card .plan-features li i {
            color: var(--color-accent);
            margin-right: 6px;
            font-size: 12px;
        }
        .pricing-card .btn-primary {
            width: 100%;
            margin-top: auto;
        }
        @media (max-width: 768px) {
            .pricing-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .pricing-card.featured {
                transform: none;
            }
            .pricing-card.featured:hover {
                transform: translateY(-4px);
            }
        }

        /* ========== 优惠阶梯 ========== */
        .tier-section {
            background: var(--color-white);
        }
        .tier-list {
            display: flex;
            flex-direction: column;
            gap: 16px;
            max-width: 800px;
            margin: 0 auto;
        }
        .tier-item {
            display: flex;
            align-items: center;
            gap: 20px;
            background: #fff;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            padding: 20px 24px;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-smooth);
            cursor: pointer;
        }
        .tier-item:hover {
            box-shadow: var(--shadow-md);
            border-color: var(--color-accent);
            transform: translateX(4px);
        }
        .tier-badge {
            background: var(--color-accent);
            color: #fff;
            font-weight: 700;
            font-size: 13px;
            padding: 6px 14px;
            border-radius: 20px;
            white-space: nowrap;
            flex-shrink: 0;
        }
        .tier-info {
            flex-grow: 1;
        }
        .tier-info h4 {
            font-family: var(--font-heading);
            font-size: 17px;
            font-weight: 600;
            color: var(--color-primary);
            margin: 0 0 2px;
        }
        .tier-info p {
            font-size: 13px;
            color: var(--color-mid);
            margin: 0;
        }
        .tier-arrow {
            color: var(--color-accent);
            font-size: 18px;
            flex-shrink: 0;
        }
        @media (max-width: 520px) {
            .tier-item {
                flex-wrap: wrap;
                gap: 10px;
                padding: 16px;
            }
            .tier-badge {
                font-size: 11px;
                padding: 4px 10px;
            }
        }

        /* ========== 新闻中心 ========== */
        .news-section {
            background: var(--color-bg);
        }
        .news-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .news-card {
            background: #fff;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            padding: 22px;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-smooth);
        }
        .news-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
        }
        .news-card .news-date {
            display: inline-block;
            font-size: 12px;
            font-weight: 600;
            color: #fff;
            background: var(--color-accent);
            padding: 3px 10px;
            border-radius: 12px;
            margin-bottom: 10px;
        }
        .news-card h4 {
            font-family: var(--font-heading);
            font-size: 16px;
            font-weight: 600;
            color: var(--color-primary);
            margin-bottom: 6px;
            line-height: 1.4;
            transition: color var(--transition-fast);
        }
        .news-card:hover h4 {
            color: var(--color-accent);
            text-decoration: underline;
        }
        .news-card .news-summary {
            font-size: 13px;
            color: var(--color-mid);
            line-height: 1.6;
            margin-bottom: 12px;
        }
        .news-card .read-more {
            font-size: 13px;
            font-weight: 600;
            color: var(--color-accent);
            transition: all var(--transition-fast);
        }
        .news-card .read-more:hover {
            color: var(--color-accent-hover);
            text-decoration: underline;
        }
        @media (max-width: 768px) {
            .news-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }
        }

        /* ========== 品牌介绍 ========== */
        .brand-section {
            background: var(--color-white);
        }
        .brand-block {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
        }
        .brand-image {
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-md);
            aspect-ratio: 4/3;
        }
        .brand-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .brand-text h3 {
            font-family: var(--font-heading);
            font-size: 24px;
            font-weight: 600;
            color: var(--color-primary);
            margin-bottom: 12px;
        }
        .brand-text p {
            font-size: 15px;
            color: var(--color-mid);
            line-height: 1.8;
            margin-bottom: 10px;
        }
        @media (max-width: 768px) {
            .brand-block {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .brand-text h3 {
                font-size: 20px;
            }
        }

        /* ========== FAQ ========== */
        .faq-section {
            background: var(--color-bg);
        }
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }
        .faq-item {
            background: #fff;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            margin-bottom: 10px;
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-fast);
        }
        .faq-item:hover {
            box-shadow: var(--shadow-md);
        }
        .faq-question {
            width: 100%;
            background: none;
            border: none;
            text-align: left;
            padding: 18px 20px;
            font-size: 16px;
            font-weight: 600;
            color: var(--color-primary);
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            font-family: var(--font-body);
            transition: color var(--transition-fast);
        }
        .faq-question:hover {
            color: var(--color-accent);
        }
        .faq-question .faq-icon {
            font-size: 14px;
            color: var(--color-accent);
            transition: transform var(--transition-smooth);
            flex-shrink: 0;
        }
        .faq-item.open .faq-question .faq-icon {
            transform: rotate(180deg);
        }
        .faq-answer {
            padding: 0 20px 18px;
            font-size: 14px;
            color: var(--color-mid);
            line-height: 1.7;
            display: none;
        }
        .faq-item.open .faq-answer {
            display: block;
        }
        @media (max-width: 520px) {
            .faq-question {
                font-size: 14px;
                padding: 14px 16px;
            }
            .faq-answer {
                padding: 0 16px 14px;
                font-size: 13px;
            }
        }

        /* ========== CTA ========== */
        .cta-section {
            background: linear-gradient(160deg, #0A2E1F 0%, #0d3a28 50%, #0a2e1f 100%);
            color: #fff;
            text-align: center;
            padding: 60px 0;
        }
        .cta-section .section-title {
            color: #fff;
            font-size: 30px;
        }
        .cta-section .section-subtitle {
            color: rgba(255, 255, 255, 0.75);
            margin-left: auto;
            margin-right: auto;
            font-size: 15px;
        }
        .cta-section .btn-primary {
            font-size: 18px;
            padding: 16px 36px;
            margin-top: 8px;
        }
        .cta-note {
            font-size: 12px;
            color: rgba(255, 255, 255, 0.5);
            margin-top: 12px;
        }
        @media (max-width: 768px) {
            .cta-section .section-title {
                font-size: 24px;
            }
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: #1a1a1a;
            color: #ccc;
            padding: 48px 0 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 32px;
            padding-bottom: 32px;
            border-bottom: 1px solid #333;
        }
        .footer-col h4 {
            font-family: var(--font-heading);
            font-size: 16px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 14px;
        }
        .footer-col ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .footer-col ul li {
            margin-bottom: 8px;
        }
        .footer-col ul li a {
            font-size: 14px;
            color: #aaa;
            transition: color var(--transition-fast);
        }
        .footer-col ul li a:hover {
            color: var(--color-accent);
        }
        .footer-social {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }
        .footer-social a {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: #333;
            color: #ccc;
            font-size: 16px;
            transition: all var(--transition-fast);
        }
        .footer-social a:hover {
            background: var(--color-accent);
            color: #fff;
        }
        .footer-bottom {
            padding: 20px 0;
            text-align: center;
            font-size: 13px;
            color: #888;
            line-height: 1.8;
        }
        .footer-bottom a {
            color: #aaa;
            transition: color var(--transition-fast);
        }
        .footer-bottom a:hover {
            color: var(--color-accent);
        }
        @media (max-width: 768px) {
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 20px;
            }
        }
        @media (max-width: 520px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 18px;
            }
        }

        /* ========== 动画 ========== */
        .fade-up {
            opacity: 0;
            transform: translateY(20px);
            transition: opacity 0.6s ease, transform 0.6s ease;
        }
        .fade-up.visible {
            opacity: 1;
            transform: translateY(0);
        }

        /* 浮动CTA按钮 */
        .floating-cta {
            position: fixed;
            bottom: 24px;
            right: 24px;
            z-index: 999;
            background: var(--color-accent);
            color: #fff;
            font-weight: 600;
            font-size: 15px;
            padding: 14px 22px;
            border-radius: 28px;
            box-shadow: var(--shadow-lg);
            cursor: pointer;
            transition: all var(--transition-smooth);
            border: none;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .floating-cta:hover {
            background: var(--color-accent-hover);
            transform: translateY(-3px);
            box-shadow: var(--shadow-xl);
            color: #fff;
        }
        @media (max-width: 520px) {
            .floating-cta {
                bottom: 16px;
                right: 12px;
                font-size: 13px;
                padding: 12px 16px;
            }
        }

/* roulang page: category1 */
:root {
            --color-primary: #0A2E1F;
            --color-primary-dark: #061d13;
            --color-accent: #FF6B35;
            --color-accent-hover: #e55a2b;
            --color-bg: #F5F7FA;
            --color-white: #ffffff;
            --color-dark: #1E1E1E;
            --color-mid: #6B7280;
            --color-light: #e5e7eb;
            --color-border: rgba(0, 0, 0, 0.04);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
            --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.06);
            --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.08);
            --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.10);
            --transition-fast: 0.2s ease;
            --transition-smooth: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --font-heading: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
            --font-body: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
            --section-padding: 80px;
            --section-padding-mobile: 40px;
        }

        html {
            scroll-behavior: smooth;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }

        body {
            font-family: var(--font-body);
            font-size: 16px;
            line-height: 1.7;
            color: var(--color-dark);
            background: var(--color-white);
            margin: 0;
            padding: 0;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        button,
        .button {
            cursor: pointer;
            font-family: var(--font-body);
            border: none;
            outline: none;
            transition: all var(--transition-smooth);
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        .container-narrow {
            max-width: 960px;
            margin: 0 auto;
            padding: 0 20px;
        }

        .container-wide {
            max-width: 1320px;
            margin: 0 auto;
            padding: 0 20px;
        }

        /* ========== HEADER - 杂志刊头导航 ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: var(--color-white);
            border-bottom: 1px solid var(--color-light);
            box-shadow: 0 1px 4px rgba(0, 0, 0, 0.03);
            transition: box-shadow var(--transition-smooth);
        }

        .site-header.scrolled {
            box-shadow: var(--shadow-md);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 16px 0;
            flex-wrap: nowrap;
        }

        .header-logo {
            font-family: var(--font-heading);
            font-size: 36px;
            font-weight: 700;
            color: var(--color-primary);
            letter-spacing: 2px;
            white-space: nowrap;
            flex-shrink: 0;
            transition: font-size var(--transition-smooth);
            line-height: 1;
        }

        .header-logo a {
            color: var(--color-primary);
        }

        .header-logo a:hover {
            color: var(--color-primary-dark);
        }

        .header-nav-desktop {
            display: flex;
            align-items: center;
            gap: 0;
            flex-shrink: 0;
        }

        .header-nav-desktop .nav-divider {
            width: 1px;
            height: 22px;
            background: var(--color-light);
            margin: 0 14px;
            flex-shrink: 0;
        }

        .header-nav-desktop a {
            font-size: 15px;
            font-weight: 500;
            color: var(--color-dark);
            padding: 6px 10px;
            border-radius: 4px;
            white-space: nowrap;
            position: relative;
            transition: color var(--transition-fast);
        }

        .header-nav-desktop a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 10px;
            right: 10px;
            height: 2px;
            background: var(--color-accent);
            transform: scaleX(0);
            transform-origin: left;
            transition: transform var(--transition-smooth);
        }

        .header-nav-desktop a:hover {
            color: var(--color-accent);
        }

        .header-nav-desktop a:hover::after {
            transform: scaleX(1);
        }

        .header-nav-desktop a.active {
            color: var(--color-accent);
            font-weight: 600;
        }

        .header-nav-desktop a.active::after {
            transform: scaleX(1);
            background: var(--color-accent);
        }

        .header-cta-btn {
            background: var(--color-accent);
            color: #fff !important;
            padding: 8px 18px !important;
            border-radius: var(--radius-sm) !important;
            font-weight: 600 !important;
            margin-left: 8px;
            transition: all var(--transition-smooth) !important;
        }

        .header-cta-btn:hover {
            background: var(--color-accent-hover) !important;
            transform: translateY(-2px);
            box-shadow: var(--shadow-md);
            color: #fff !important;
        }

        .header-cta-btn::after {
            display: none !important;
        }

        .mobile-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 26px;
            color: var(--color-primary);
            cursor: pointer;
            padding: 6px;
            line-height: 1;
        }

        /* ========== HERO ========== */
        .page-hero {
            position: relative;
            background: var(--color-primary);
            background-image: url('/assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            padding: 100px 0 90px;
            color: #fff;
            overflow: hidden;
        }

        .page-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(10, 46, 31, 0.88) 0%, rgba(10, 46, 31, 0.72) 50%, rgba(6, 29, 19, 0.85) 100%);
            z-index: 1;
        }

        .page-hero .hero-content {
            position: relative;
            z-index: 2;
            display: flex;
            align-items: center;
            gap: 48px;
            flex-wrap: wrap;
        }

        .page-hero .hero-text {
            flex: 1 1 480px;
        }

        .page-hero .hero-badge {
            display: inline-block;
            background: var(--color-accent);
            color: #fff;
            padding: 6px 16px;
            border-radius: 20px;
            font-size: 14px;
            font-weight: 600;
            letter-spacing: 1px;
            margin-bottom: 20px;
        }

        .page-hero h1 {
            font-family: var(--font-heading);
            font-size: 44px;
            font-weight: 700;
            color: #fff;
            line-height: 1.25;
            margin: 0 0 18px;
            letter-spacing: 1px;
        }

        .page-hero .hero-subtitle {
            font-size: 18px;
            color: rgba(255, 255, 255, 0.85);
            line-height: 1.7;
            margin-bottom: 28px;
            max-width: 560px;
        }

        .page-hero .hero-cta-group {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }

        .btn-primary {
            display: inline-block;
            background: var(--color-accent);
            color: #fff;
            padding: 14px 32px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 16px;
            letter-spacing: 0.5px;
            transition: all var(--transition-smooth);
            border: 2px solid var(--color-accent);
        }

        .btn-primary:hover {
            background: var(--color-accent-hover);
            border-color: var(--color-accent-hover);
            transform: translateY(-2px);
            box-shadow: var(--shadow-lg);
            color: #fff;
        }

        .btn-outline-light {
            display: inline-block;
            background: transparent;
            color: #fff;
            padding: 14px 32px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 16px;
            letter-spacing: 0.5px;
            transition: all var(--transition-smooth);
            border: 2px solid rgba(255, 255, 255, 0.5);
        }

        .btn-outline-light:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: #fff;
            color: #fff;
            transform: translateY(-2px);
            box-shadow: var(--shadow-md);
        }

        .page-hero .hero-visual {
            flex: 0 0 380px;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-xl);
            background: #fff;
            padding: 20px;
        }

        .page-hero .hero-visual img {
            border-radius: var(--radius-md);
            width: 100%;
            height: auto;
        }

        /* ========== SECTION COMMON ========== */
        .section {
            padding: var(--section-padding) 0;
        }

        .section-alt {
            background: var(--color-bg);
        }

        .section-dark {
            background: var(--color-primary);
            color: #fff;
        }

        .section-header {
            text-align: center;
            margin-bottom: 48px;
        }

        .section-header h2 {
            font-family: var(--font-heading);
            font-size: 32px;
            font-weight: 700;
            color: var(--color-dark);
            margin-bottom: 12px;
            letter-spacing: 0.5px;
        }

        .section-dark .section-header h2 {
            color: #fff;
        }

        .section-header .section-lead {
            font-size: 16px;
            color: var(--color-mid);
            max-width: 640px;
            margin: 0 auto;
            line-height: 1.7;
        }

        .section-dark .section-header .section-lead {
            color: rgba(255, 255, 255, 0.75);
        }

        /* ========== LEAGUE COVERAGE CARDS ========== */
        .league-grid {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 20px;
        }

        .league-card {
            background: #fff;
            border-radius: var(--radius-md);
            padding: 28px 20px;
            text-align: center;
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-smooth);
            cursor: default;
        }

        .league-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
            border-color: var(--color-accent);
        }

        .league-card .league-icon {
            width: 60px;
            height: 60px;
            border-radius: 50%;
            background: var(--color-accent);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 16px;
            font-size: 24px;
            font-weight: 700;
            letter-spacing: 1px;
        }

        .league-card h3 {
            font-family: var(--font-heading);
            font-size: 17px;
            font-weight: 600;
            color: var(--color-dark);
            margin-bottom: 6px;
        }

        .league-card p {
            font-size: 13px;
            color: var(--color-mid);
            margin: 0;
            line-height: 1.5;
        }

        /* ========== SERVICE CARDS ========== */
        .service-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .service-card {
            background: #fff;
            border-radius: var(--radius-md);
            padding: 32px 24px;
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-smooth);
            position: relative;
            overflow: hidden;
        }

        .service-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: var(--color-accent);
            transform: scaleX(0);
            transform-origin: left;
            transition: transform var(--transition-smooth);
        }

        .service-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
        }

        .service-card:hover::before {
            transform: scaleX(1);
        }

        .service-card .service-icon {
            width: 50px;
            height: 50px;
            border-radius: 50%;
            background: rgba(255, 107, 53, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 16px;
            font-size: 22px;
            color: var(--color-accent);
        }

        .service-card h3 {
            font-family: var(--font-heading);
            font-size: 19px;
            font-weight: 600;
            color: var(--color-dark);
            margin-bottom: 8px;
        }

        .service-card p {
            font-size: 14px;
            color: var(--color-mid);
            line-height: 1.6;
            margin: 0;
        }

        /* ========== PROCESS STEPS ========== */
        .process-steps {
            display: flex;
            gap: 20px;
            flex-wrap: wrap;
            counter-reset: step;
        }

        .process-step {
            flex: 1 1 200px;
            min-width: 180px;
            background: #fff;
            border-radius: var(--radius-md);
            padding: 28px 20px;
            text-align: center;
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
            position: relative;
            transition: all var(--transition-smooth);
        }

        .process-step:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
        }

        .process-step .step-number {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: var(--color-primary);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 14px;
            font-size: 20px;
            font-weight: 700;
        }

        .process-step h4 {
            font-family: var(--font-heading);
            font-size: 16px;
            font-weight: 600;
            color: var(--color-dark);
            margin-bottom: 6px;
        }

        .process-step p {
            font-size: 13px;
            color: var(--color-mid);
            margin: 0;
            line-height: 1.5;
        }

        /* ========== DEEP LEAGUE SHOWCASE ========== */
        .showcase-row {
            display: flex;
            gap: 40px;
            align-items: center;
            flex-wrap: wrap;
        }

        .showcase-row.reverse {
            flex-direction: row-reverse;
        }

        .showcase-image {
            flex: 1 1 400px;
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-lg);
        }

        .showcase-image img {
            width: 100%;
            height: auto;
            display: block;
        }

        .showcase-text {
            flex: 1 1 380px;
        }

        .showcase-text h3 {
            font-family: var(--font-heading);
            font-size: 26px;
            font-weight: 700;
            color: var(--color-dark);
            margin-bottom: 14px;
        }

        .showcase-text p {
            font-size: 15px;
            color: var(--color-mid);
            line-height: 1.7;
            margin-bottom: 16px;
        }

        .showcase-text .highlight-list {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .showcase-text .highlight-list li {
            padding: 8px 0 8px 28px;
            position: relative;
            font-size: 15px;
            color: var(--color-dark);
            line-height: 1.6;
        }

        .showcase-text .highlight-list li::before {
            content: '✓';
            position: absolute;
            left: 0;
            top: 8px;
            color: var(--color-accent);
            font-weight: 700;
            font-size: 16px;
        }

        /* ========== STATS BAR ========== */
        .stats-row {
            display: flex;
            gap: 20px;
            flex-wrap: wrap;
            justify-content: center;
        }

        .stat-item {
            flex: 1 1 180px;
            min-width: 150px;
            text-align: center;
            padding: 20px;
        }

        .stat-item .stat-number {
            font-family: var(--font-heading);
            font-size: 48px;
            font-weight: 700;
            color: var(--color-accent);
            line-height: 1;
            margin-bottom: 8px;
        }

        .stat-item .stat-label {
            font-size: 15px;
            color: rgba(255, 255, 255, 0.85);
            font-weight: 500;
        }

        /* ========== SCENARIO ========== */
        .scenario-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 28px;
        }

        .scenario-card {
            background: #fff;
            border-radius: var(--radius-md);
            padding: 30px 24px;
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
            display: flex;
            gap: 18px;
            align-items: flex-start;
            transition: all var(--transition-smooth);
        }

        .scenario-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
            border-color: var(--color-accent);
        }

        .scenario-card .scenario-icon {
            flex-shrink: 0;
            width: 50px;
            height: 50px;
            border-radius: 50%;
            background: rgba(10, 46, 31, 0.08);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            color: var(--color-primary);
        }

        .scenario-card h4 {
            font-family: var(--font-heading);
            font-size: 17px;
            font-weight: 600;
            color: var(--color-dark);
            margin-bottom: 6px;
        }

        .scenario-card p {
            font-size: 14px;
            color: var(--color-mid);
            line-height: 1.6;
            margin: 0;
        }

        /* ========== BRAND INTRO ========== */
        .brand-intro-row {
            display: flex;
            gap: 40px;
            align-items: center;
            flex-wrap: wrap;
        }

        .brand-intro-image {
            flex: 0 0 340px;
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-lg);
        }

        .brand-intro-image img {
            width: 100%;
            height: auto;
        }

        .brand-intro-text {
            flex: 1 1 380px;
        }

        .brand-intro-text h3 {
            font-family: var(--font-heading);
            font-size: 26px;
            font-weight: 700;
            color: var(--color-dark);
            margin-bottom: 14px;
        }

        .brand-intro-text p {
            font-size: 15px;
            color: var(--color-mid);
            line-height: 1.75;
            margin-bottom: 12px;
        }

        /* ========== FAQ ========== */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }

        .faq-item {
            background: #fff;
            border-radius: var(--radius-md);
            margin-bottom: 12px;
            border: 1px solid var(--color-border);
            overflow: hidden;
            transition: all var(--transition-fast);
        }

        .faq-item.active {
            box-shadow: var(--shadow-md);
            border-color: var(--color-accent);
        }

        .faq-question {
            width: 100%;
            background: none;
            border: none;
            padding: 18px 22px;
            font-size: 16px;
            font-weight: 600;
            color: var(--color-dark);
            text-align: left;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-family: var(--font-body);
            transition: color var(--transition-fast);
        }

        .faq-question:hover {
            color: var(--color-accent);
        }

        .faq-question .faq-icon {
            font-size: 14px;
            transition: transform 0.3s ease;
            color: var(--color-mid);
            flex-shrink: 0;
            margin-left: 12px;
        }

        .faq-item.active .faq-question .faq-icon {
            transform: rotate(180deg);
            color: var(--color-accent);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.35s ease;
        }

        .faq-item.active .faq-answer {
            max-height: 300px;
        }

        .faq-answer-inner {
            padding: 0 22px 18px;
            font-size: 15px;
            color: var(--color-mid);
            line-height: 1.7;
        }

        /* ========== CTA SECTION ========== */
        .cta-section {
            background: var(--color-primary);
            padding: 70px 0;
            text-align: center;
            color: #fff;
        }

        .cta-section h2 {
            font-family: var(--font-heading);
            font-size: 34px;
            font-weight: 700;
            margin-bottom: 14px;
            color: #fff;
        }

        .cta-section p {
            font-size: 16px;
            color: rgba(255, 255, 255, 0.8);
            margin-bottom: 28px;
            max-width: 560px;
            margin-left: auto;
            margin-right: auto;
            line-height: 1.6;
        }

        .cta-section .btn-primary {
            font-size: 17px;
            padding: 16px 40px;
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: #0d1f17;
            color: rgba(255, 255, 255, 0.8);
            padding: 50px 0 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 30px;
            padding-bottom: 36px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }

        .footer-col h4 {
            font-family: var(--font-heading);
            font-size: 16px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 16px;
            letter-spacing: 0.5px;
        }

        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .footer-col ul li {
            margin-bottom: 8px;
        }

        .footer-col ul li a {
            color: rgba(255, 255, 255, 0.65);
            font-size: 14px;
            transition: color var(--transition-fast);
        }

        .footer-col ul li a:hover {
            color: var(--color-accent);
        }

        .footer-social {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }

        .footer-social a {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.08);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            color: rgba(255, 255, 255, 0.7);
            transition: all var(--transition-fast);
        }

        .footer-social a:hover {
            background: var(--color-accent);
            color: #fff;
            transform: translateY(-2px);
        }

        .footer-bottom {
            text-align: center;
            padding: 20px 0;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.5);
            line-height: 1.8;
        }

        .footer-bottom a {
            color: rgba(255, 255, 255, 0.55);
            transition: color var(--transition-fast);
        }

        .footer-bottom a:hover {
            color: var(--color-accent);
        }

        /* ========== RESPONSIVE ========== */
        @media screen and (max-width: 1024px) {
            .league-grid {
                grid-template-columns: repeat(3, 1fr);
            }
            .service-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .scenario-grid {
                grid-template-columns: 1fr;
            }
            .page-hero .hero-visual {
                flex: 0 0 280px;
            }
            .page-hero h1 {
                font-size: 34px;
            }
            .header-logo {
                font-size: 28px;
            }
            .header-nav-desktop .nav-divider {
                margin: 0 8px;
            }
            .header-nav-desktop a {
                font-size: 13px;
                padding: 6px 6px;
            }
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .brand-intro-image {
                flex: 0 0 260px;
            }
        }

        @media screen and (max-width: 768px) {
            .header-nav-desktop {
                display: none;
            }
            .mobile-toggle {
                display: block;
            }
            .header-logo {
                font-size: 24px;
            }
            .page-hero {
                padding: 60px 0 50px;
            }
            .page-hero .hero-content {
                flex-direction: column;
                gap: 28px;
            }
            .page-hero .hero-visual {
                flex: 0 0 auto;
                width: 100%;
                max-width: 380px;
            }
            .page-hero h1 {
                font-size: 28px;
            }
            .league-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .service-grid {
                grid-template-columns: 1fr;
            }
            .process-steps {
                flex-direction: column;
            }
            .showcase-row {
                flex-direction: column;
                gap: 24px;
            }
            .showcase-row.reverse {
                flex-direction: column;
            }
            .stats-row {
                gap: 12px;
            }
            .stat-item .stat-number {
                font-size: 36px;
            }
            .scenario-grid {
                grid-template-columns: 1fr;
            }
            .brand-intro-row {
                flex-direction: column;
            }
            .brand-intro-image {
                flex: 0 0 auto;
                width: 100%;
                max-width: 340px;
            }
            .section {
                padding: var(--section-padding-mobile) 0;
            }
            .section-header h2 {
                font-size: 26px;
            }
            .cta-section h2 {
                font-size: 26px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 20px;
            }
        }

        @media screen and (max-width: 520px) {
            .league-grid {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
            .league-card {
                padding: 18px 12px;
            }
            .league-card .league-icon {
                width: 44px;
                height: 44px;
                font-size: 18px;
            }
            .league-card h3 {
                font-size: 14px;
            }
            .page-hero h1 {
                font-size: 24px;
            }
            .page-hero .hero-subtitle {
                font-size: 15px;
            }
            .btn-primary,
            .btn-outline-light {
                padding: 12px 22px;
                font-size: 14px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .stat-item .stat-number {
                font-size: 30px;
            }
            .cta-section {
                padding: 40px 0;
            }
            .cta-section h2 {
                font-size: 22px;
            }
        }

        /* Off-canvas mobile menu */
        .mobile-nav-panel {
            position: fixed;
            top: 0;
            right: -320px;
            width: 280px;
            height: 100vh;
            background: #fff;
            z-index: 2000;
            box-shadow: var(--shadow-xl);
            transition: right var(--transition-smooth);
            padding: 24px 20px;
            overflow-y: auto;
        }
        .mobile-nav-panel.open {
            right: 0;
        }
        .mobile-nav-overlay {
            position: fixed;
            inset: 0;
            background: rgba(0, 0, 0, 0.5);
            z-index: 1999;
            opacity: 0;
            pointer-events: none;
            transition: opacity var(--transition-smooth);
        }
        .mobile-nav-overlay.show {
            opacity: 1;
            pointer-events: auto;
        }
        .mobile-nav-panel a {
            display: block;
            padding: 12px 0;
            font-size: 16px;
            font-weight: 500;
            color: var(--color-dark);
            border-bottom: 1px solid var(--color-light);
            transition: color var(--transition-fast);
        }
        .mobile-nav-panel a:hover,
        .mobile-nav-panel a.active {
            color: var(--color-accent);
        }
        .mobile-nav-panel .mobile-close {
            text-align: right;
            margin-bottom: 16px;
            font-size: 22px;
            cursor: pointer;
            color: var(--color-dark);
            background: none;
            border: none;
            display: block;
            width: 100%;
        }

/* roulang page: category2 */
:root {
            --color-primary: #0A2E1F;
            --color-primary-dark: #061d13;
            --color-accent: #FF6B35;
            --color-accent-hover: #e55a2b;
            --color-bg: #F5F7FA;
            --color-white: #ffffff;
            --color-dark: #1E1E1E;
            --color-mid: #6B7280;
            --color-light: #e5e7eb;
            --color-border: rgba(0, 0, 0, 0.04);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
            --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.06);
            --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.08);
            --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.10);
            --transition-fast: 0.2s ease;
            --transition-smooth: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --font-heading: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
            --font-body: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
            --section-padding: 80px;
            --section-padding-mobile: 40px;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-body);
            font-size: 16px;
            line-height: 1.7;
            color: var(--color-dark);
            background: var(--color-white);
            margin: 0;
            padding: 0;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        button,
        .button {
            cursor: pointer;
            font-family: var(--font-body);
            border: none;
            outline: none;
            transition: all var(--transition-smooth);
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .container-narrow {
            max-width: 960px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .container-wide {
            max-width: 1320px;
            margin: 0 auto;
            padding: 0 20px;
        }

        /* ========== HEADER ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: var(--color-white);
            border-bottom: 1px solid var(--color-light);
            box-shadow: 0 1px 4px rgba(0, 0, 0, 0.03);
            transition: box-shadow var(--transition-smooth);
        }
        .site-header.scrolled {
            box-shadow: var(--shadow-md);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 16px 0;
            flex-wrap: nowrap;
        }
        .header-logo {
            font-family: var(--font-heading);
            font-size: 36px;
            font-weight: 700;
            color: var(--color-primary);
            letter-spacing: 2px;
            white-space: nowrap;
            flex-shrink: 0;
            transition: font-size var(--transition-smooth);
            line-height: 1;
        }
        .header-logo a {
            color: var(--color-primary);
        }
        .header-logo a:hover {
            color: var(--color-primary-dark);
        }
        .header-nav-desktop {
            display: flex;
            align-items: center;
            gap: 0;
            flex-shrink: 0;
        }
        .header-nav-desktop .nav-divider {
            width: 1px;
            height: 22px;
            background: var(--color-light);
            margin: 0 14px;
            flex-shrink: 0;
        }
        .header-nav-desktop a {
            font-size: 15px;
            font-weight: 500;
            color: var(--color-dark);
            padding: 6px 10px;
            border-radius: 4px;
            white-space: nowrap;
            position: relative;
            transition: color var(--transition-fast);
        }
        .header-nav-desktop a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 10px;
            right: 10px;
            height: 2px;
            background: var(--color-accent);
            transform: scaleX(0);
            transform-origin: left;
            transition: transform var(--transition-smooth);
        }
        .header-nav-desktop a:hover {
            color: var(--color-accent);
        }
        .header-nav-desktop a:hover::after {
            transform: scaleX(1);
        }
        .header-nav-desktop a.active {
            color: var(--color-accent);
            font-weight: 600;
        }
        .header-nav-desktop a.active::after {
            transform: scaleX(1);
            background: var(--color-accent);
        }
        .header-cta-btn {
            background: var(--color-accent);
            color: #fff !important;
            padding: 8px 18px !important;
            border-radius: var(--radius-sm) !important;
            font-weight: 600 !important;
            margin-left: 8px;
            transition: all var(--transition-smooth) !important;
        }
        .header-cta-btn:hover {
            background: var(--color-accent-hover) !important;
            transform: translateY(-2px);
            box-shadow: var(--shadow-md);
            color: #fff !important;
        }
        .header-cta-btn::after {
            display: none !important;
        }
        .mobile-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 26px;
            color: var(--color-primary);
            cursor: pointer;
            padding: 6px;
            line-height: 1;
        }

        /* ========== SECTION BASE ========== */
        .section {
            padding: var(--section-padding) 0;
        }
        .section-alt {
            background: var(--color-bg);
        }
        .section-dark {
            background: var(--color-primary);
            color: var(--color-white);
        }
        .section-title {
            font-family: var(--font-heading);
            font-size: 28px;
            font-weight: 600;
            color: var(--color-dark);
            margin-bottom: 8px;
            line-height: 1.3;
        }
        .section-subtitle {
            font-size: 16px;
            color: var(--color-mid);
            margin-bottom: 40px;
            line-height: 1.6;
        }
        .section-dark .section-title {
            color: var(--color-white);
        }
        .section-dark .section-subtitle {
            color: rgba(255, 255, 255, 0.75);
        }

        /* ========== CATEGORY HERO ========== */
        .cat-hero {
            position: relative;
            background: linear-gradient(135deg, #0A2E1F 0%, #0d3d28 40%, #0a2e1f 100%);
            padding: 60px 0 70px;
            overflow: hidden;
            color: #fff;
        }
        .cat-hero::before {
            content: '';
            position: absolute;
            top: 0;
            right: 0;
            width: 55%;
            height: 100%;
            background: url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
            opacity: 0.25;
            mask-image: linear-gradient(to left, rgba(0, 0, 0, 0.9) 30%, rgba(0, 0, 0, 0) 100%);
            -webkit-mask-image: linear-gradient(to left, rgba(0, 0, 0, 0.9) 30%, rgba(0, 0, 0, 0) 100%);
        }
        .cat-hero-inner {
            position: relative;
            z-index: 2;
            display: flex;
            align-items: center;
            gap: 48px;
            flex-wrap: wrap;
        }
        .cat-hero-text {
            flex: 1;
            min-width: 280px;
        }
        .cat-hero-breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.7);
            margin-bottom: 16px;
        }
        .cat-hero-breadcrumb a {
            color: rgba(255, 255, 255, 0.8);
        }
        .cat-hero-breadcrumb a:hover {
            color: var(--color-accent);
        }
        .cat-hero-breadcrumb .sep {
            color: rgba(255, 255, 255, 0.4);
        }
        .cat-hero h1 {
            font-family: var(--font-heading);
            font-size: 42px;
            font-weight: 700;
            color: #fff;
            margin: 0 0 16px;
            line-height: 1.2;
        }
        .cat-hero-desc {
            font-size: 17px;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.85);
            margin-bottom: 24px;
            max-width: 520px;
        }
        .cat-hero-stats {
            display: flex;
            gap: 32px;
            flex-wrap: wrap;
        }
        .cat-hero-stat {
            text-align: left;
        }
        .cat-hero-stat-num {
            font-size: 36px;
            font-weight: 700;
            color: var(--color-accent);
            line-height: 1;
        }
        .cat-hero-stat-label {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.7);
            margin-top: 4px;
        }
        .cat-hero-coupon {
            flex: 0 0 380px;
            min-width: 300px;
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 36px 32px;
            box-shadow: var(--shadow-xl);
            position: relative;
            overflow: hidden;
            color: var(--color-dark);
            border: 3px dashed var(--color-accent);
            transition: transform var(--transition-smooth), box-shadow var(--transition-smooth);
        }
        .cat-hero-coupon:hover {
            transform: translateY(-4px);
            box-shadow: 0 24px 56px rgba(0, 0, 0, 0.18);
        }
        .cat-hero-coupon-tag {
            display: inline-block;
            background: var(--color-accent);
            color: #fff;
            font-size: 12px;
            font-weight: 700;
            padding: 4px 12px;
            border-radius: 20px;
            letter-spacing: 1px;
            margin-bottom: 12px;
        }
        .cat-hero-coupon h3 {
            font-family: var(--font-heading);
            font-size: 22px;
            font-weight: 700;
            color: var(--color-primary);
            margin: 0 0 8px;
        }
        .cat-hero-coupon p {
            font-size: 14px;
            color: var(--color-mid);
            margin-bottom: 20px;
            line-height: 1.6;
        }
        .cat-hero-coupon .coupon-highlight {
            background: #FFF8F5;
            border-radius: var(--radius-sm);
            padding: 14px 16px;
            margin-bottom: 20px;
            font-size: 15px;
            color: var(--color-primary-dark);
            font-weight: 500;
            text-align: center;
            border: 1px solid rgba(255, 107, 53, 0.2);
        }
        .cat-hero-coupon .btn-claim {
            display: block;
            width: 100%;
            background: var(--color-accent);
            color: #fff;
            font-size: 16px;
            font-weight: 700;
            padding: 14px 24px;
            border-radius: var(--radius-sm);
            text-align: center;
            transition: all var(--transition-smooth);
            letter-spacing: 1px;
        }
        .cat-hero-coupon .btn-claim:hover {
            background: var(--color-accent-hover);
            transform: translateY(-2px);
            box-shadow: var(--shadow-lg);
            color: #fff;
        }
        .cat-hero-coupon .coupon-dots {
            position: absolute;
            top: -12px;
            left: 50%;
            transform: translateX(-50%);
            width: 80%;
            height: 1px;
            border-top: 2px dotted rgba(255, 107, 53, 0.3);
        }

        /* ========== FILTER BAR ========== */
        .filter-bar {
            background: #fff;
            border-bottom: 1px solid var(--color-light);
            padding: 16px 0;
            position: sticky;
            top: 80px;
            z-index: 99;
            box-shadow: var(--shadow-sm);
        }
        .filter-bar-inner {
            display: flex;
            align-items: center;
            gap: 16px;
            flex-wrap: wrap;
        }
        .filter-bar-label {
            font-weight: 600;
            font-size: 14px;
            color: var(--color-dark);
            white-space: nowrap;
        }
        .filter-bar .filter-chip {
            display: inline-block;
            padding: 7px 16px;
            border-radius: 20px;
            font-size: 13px;
            font-weight: 500;
            cursor: pointer;
            border: 1px solid var(--color-light);
            background: #fff;
            color: var(--color-mid);
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .filter-bar .filter-chip:hover {
            border-color: var(--color-accent);
            color: var(--color-accent);
        }
        .filter-bar .filter-chip.active-chip {
            background: var(--color-accent);
            color: #fff;
            border-color: var(--color-accent);
        }
        .filter-bar .filter-search {
            margin-left: auto;
            position: relative;
        }
        .filter-bar .filter-search input {
            padding: 8px 36px 8px 14px;
            border: 1px solid var(--color-light);
            border-radius: 20px;
            font-size: 13px;
            width: 200px;
            outline: none;
            transition: border-color var(--transition-fast);
            font-family: var(--font-body);
        }
        .filter-bar .filter-search input:focus {
            border-color: var(--color-accent);
        }
        .filter-bar .filter-search i {
            position: absolute;
            right: 12px;
            top: 50%;
            transform: translateY(-50%);
            color: var(--color-mid);
            font-size: 14px;
            pointer-events: none;
        }

        /* ========== ARTICLE CARDS GRID ========== */
        .articles-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .article-card {
            background: #fff;
            border-radius: var(--radius-md);
            overflow: hidden;
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-smooth);
            display: flex;
            flex-direction: column;
        }
        .article-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
            border-color: rgba(255, 107, 53, 0.2);
        }
        .article-card-img {
            width: 100%;
            height: 200px;
            object-fit: cover;
            display: block;
        }
        .article-card-body {
            padding: 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .article-card-date {
            font-size: 12px;
            color: var(--color-accent);
            font-weight: 600;
            margin-bottom: 8px;
            letter-spacing: 0.5px;
        }
        .article-card h3 {
            font-family: var(--font-heading);
            font-size: 17px;
            font-weight: 600;
            color: var(--color-dark);
            margin: 0 0 10px;
            line-height: 1.4;
            transition: color var(--transition-fast);
        }
        .article-card:hover h3 {
            color: var(--color-accent);
        }
        .article-card-excerpt {
            font-size: 14px;
            color: var(--color-mid);
            line-height: 1.6;
            margin-bottom: 16px;
            flex: 1;
        }
        .article-card .btn-read-more {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 14px;
            font-weight: 600;
            color: var(--color-accent);
            transition: gap var(--transition-fast);
        }
        .article-card .btn-read-more:hover {
            gap: 10px;
            color: var(--color-accent-hover);
        }
        .article-card .btn-read-more i {
            font-size: 12px;
            transition: transform var(--transition-fast);
        }
        .article-card:hover .btn-read-more i {
            transform: translateX(3px);
        }

        /* ========== PAGINATION ========== */
        .pagination-row {
            display: flex;
            justify-content: center;
            align-items: center;
            gap: 8px;
            margin-top: 40px;
        }
        .pagination-row .page-btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: var(--radius-sm);
            font-size: 14px;
            font-weight: 500;
            border: 1px solid var(--color-light);
            background: #fff;
            color: var(--color-dark);
            cursor: pointer;
            transition: all var(--transition-fast);
        }
        .pagination-row .page-btn:hover {
            border-color: var(--color-accent);
            color: var(--color-accent);
        }
        .pagination-row .page-btn.active-page {
            background: var(--color-accent);
            color: #fff;
            border-color: var(--color-accent);
            font-weight: 700;
        }
        .pagination-row .page-btn.page-dots {
            border: none;
            background: transparent;
            cursor: default;
            color: var(--color-mid);
        }

        /* ========== LEAGUE HIGHLIGHT ========== */
        .league-highlight-row {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
        }
        .league-highlight-card {
            background: #fff;
            border-radius: var(--radius-md);
            overflow: hidden;
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
            display: flex;
            transition: all var(--transition-smooth);
        }
        .league-highlight-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-2px);
        }
        .league-highlight-card .lh-img {
            width: 180px;
            flex-shrink: 0;
            object-fit: cover;
            min-height: 100%;
        }
        .league-highlight-card .lh-body {
            padding: 20px 24px;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }
        .league-highlight-card .lh-tag {
            display: inline-block;
            background: #FFF8F5;
            color: var(--color-accent);
            font-size: 11px;
            font-weight: 700;
            padding: 3px 10px;
            border-radius: 12px;
            margin-bottom: 8px;
            letter-spacing: 0.5px;
            width: fit-content;
        }
        .league-highlight-card h3 {
            font-family: var(--font-heading);
            font-size: 18px;
            font-weight: 600;
            color: var(--color-dark);
            margin: 0 0 6px;
            line-height: 1.4;
        }
        .league-highlight-card p {
            font-size: 14px;
            color: var(--color-mid);
            margin: 0;
            line-height: 1.6;
        }

        /* ========== DATA INSIGHT PANEL ========== */
        .data-insight-panel {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .data-insight-card {
            background: rgba(255, 255, 255, 0.08);
            border-radius: var(--radius-md);
            padding: 28px 20px;
            text-align: center;
            border: 1px solid rgba(255, 255, 255, 0.12);
            transition: all var(--transition-smooth);
        }
        .data-insight-card:hover {
            background: rgba(255, 255, 255, 0.14);
            transform: translateY(-3px);
        }
        .data-insight-card .di-icon {
            font-size: 32px;
            color: var(--color-accent);
            margin-bottom: 12px;
        }
        .data-insight-card .di-num {
            font-size: 40px;
            font-weight: 700;
            color: #fff;
            line-height: 1;
            margin-bottom: 6px;
        }
        .data-insight-card .di-label {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.7);
        }

        /* ========== TEAM SECTION ========== */
        .team-row {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .team-card {
            background: #fff;
            border-radius: var(--radius-md);
            padding: 32px 24px;
            text-align: center;
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-smooth);
        }
        .team-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
        }
        .team-card .team-avatar {
            width: 72px;
            height: 72px;
            border-radius: 50%;
            background: var(--color-primary);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 28px;
            font-weight: 700;
            margin: 0 auto 16px;
            font-family: var(--font-heading);
        }
        .team-card h3 {
            font-family: var(--font-heading);
            font-size: 18px;
            font-weight: 600;
            color: var(--color-dark);
            margin: 0 0 6px;
        }
        .team-card .team-role {
            font-size: 13px;
            color: var(--color-accent);
            font-weight: 500;
            margin-bottom: 10px;
        }
        .team-card p {
            font-size: 14px;
            color: var(--color-mid);
            line-height: 1.6;
            margin: 0;
        }

        /* ========== METHODOLOGY ========== */
        .methodology-list {
            list-style: none;
            padding: 0;
            margin: 0;
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 16px;
        }
        .methodology-list li {
            display: flex;
            align-items: flex-start;
            gap: 14px;
            padding: 20px;
            background: #fff;
            border-radius: var(--radius-md);
            border: 1px solid var(--color-border);
            transition: all var(--transition-smooth);
        }
        .methodology-list li:hover {
            box-shadow: var(--shadow-md);
            border-color: rgba(255, 107, 53, 0.2);
        }
        .methodology-list .ml-icon {
            flex-shrink: 0;
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: #FFF8F5;
            color: var(--color-accent);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
        }
        .methodology-list h4 {
            font-family: var(--font-heading);
            font-size: 16px;
            font-weight: 600;
            color: var(--color-dark);
            margin: 0 0 4px;
        }
        .methodology-list p {
            font-size: 14px;
            color: var(--color-mid);
            margin: 0;
            line-height: 1.6;
        }

        /* ========== FAQ ========== */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }
        .faq-item {
            border-bottom: 1px solid var(--color-light);
            padding: 0;
        }
        .faq-question {
            width: 100%;
            background: none;
            border: none;
            padding: 18px 0;
            font-size: 16px;
            font-weight: 600;
            color: var(--color-dark);
            text-align: left;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            transition: color var(--transition-fast);
            font-family: var(--font-body);
        }
        .faq-question:hover {
            color: var(--color-accent);
        }
        .faq-question .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: var(--color-bg);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 12px;
            transition: all var(--transition-smooth);
            color: var(--color-mid);
        }
        .faq-item.open .faq-question .faq-icon {
            transform: rotate(180deg);
            background: var(--color-accent);
            color: #fff;
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-smooth), padding var(--transition-smooth);
            font-size: 15px;
            color: var(--color-mid);
            line-height: 1.7;
            padding: 0;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 0 18px;
        }

        /* ========== CTA SECTION ========== */
        .cta-section-dark {
            background: var(--color-primary);
            text-align: center;
            padding: 70px 20px;
        }
        .cta-section-dark h2 {
            font-family: var(--font-heading);
            font-size: 32px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
        }
        .cta-section-dark p {
            font-size: 16px;
            color: rgba(255, 255, 255, 0.8);
            margin-bottom: 28px;
            max-width: 600px;
            margin-left: auto;
            margin-right: auto;
        }
        .cta-btn-lg {
            display: inline-block;
            background: var(--color-accent);
            color: #fff;
            font-size: 17px;
            font-weight: 700;
            padding: 14px 36px;
            border-radius: var(--radius-sm);
            transition: all var(--transition-smooth);
            letter-spacing: 1px;
        }
        .cta-btn-lg:hover {
            background: var(--color-accent-hover);
            transform: translateY(-3px);
            box-shadow: var(--shadow-xl);
            color: #fff;
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: #0a1a14;
            color: rgba(255, 255, 255, 0.8);
            padding: 48px 0 24px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 32px;
            margin-bottom: 32px;
        }
        .footer-col h4 {
            font-family: var(--font-heading);
            font-size: 15px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 14px;
            letter-spacing: 1px;
        }
        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-col ul li {
            margin-bottom: 8px;
        }
        .footer-col ul li a {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.65);
            transition: color var(--transition-fast);
        }
        .footer-col ul li a:hover {
            color: var(--color-accent);
        }
        .footer-social {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }
        .footer-social a {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.08);
            color: rgba(255, 255, 255, 0.7);
            font-size: 16px;
            transition: all var(--transition-fast);
        }
        .footer-social a:hover {
            background: var(--color-accent);
            color: #fff;
            transform: translateY(-2px);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 20px;
            text-align: center;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.5);
            line-height: 2;
        }
        .footer-bottom a {
            color: rgba(255, 255, 255, 0.55);
            transition: color var(--transition-fast);
        }
        .footer-bottom a:hover {
            color: var(--color-accent);
        }

        /* ========== RESPONSIVE ========== */
        @media screen and (max-width: 1024px) {
            .header-nav-desktop {
                display: none;
            }
            .mobile-toggle {
                display: block;
            }
            .header-logo {
                font-size: 28px;
            }
            .articles-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .data-insight-panel {
                grid-template-columns: repeat(2, 1fr);
            }
            .team-row {
                grid-template-columns: repeat(2, 1fr);
            }
            .league-highlight-row {
                grid-template-columns: 1fr;
            }
            .methodology-list {
                grid-template-columns: 1fr;
            }
            .cat-hero-coupon {
                flex: 0 0 100%;
                min-width: 100%;
            }
            .cat-hero-inner {
                gap: 28px;
            }
            .cat-hero h1 {
                font-size: 32px;
            }
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .section {
                padding: var(--section-padding-mobile) 0;
            }
        }

        @media screen and (max-width: 640px) {
            .articles-grid {
                grid-template-columns: 1fr;
            }
            .data-insight-panel {
                grid-template-columns: 1fr;
            }
            .team-row {
                grid-template-columns: 1fr;
            }
            .league-highlight-card {
                flex-direction: column;
            }
            .league-highlight-card .lh-img {
                width: 100%;
                height: 180px;
                min-height: auto;
            }
            .cat-hero {
                padding: 36px 0 40px;
            }
            .cat-hero h1 {
                font-size: 26px;
            }
            .cat-hero-stats {
                gap: 16px;
            }
            .cat-hero-stat-num {
                font-size: 28px;
            }
            .cat-hero-coupon {
                padding: 24px 18px;
            }
            .filter-bar-inner {
                gap: 10px;
            }
            .filter-bar .filter-search {
                margin-left: 0;
                width: 100%;
            }
            .filter-bar .filter-search input {
                width: 100%;
            }
            .section-title {
                font-size: 22px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .header-logo {
                font-size: 24px;
            }
            .cta-section-dark h2 {
                font-size: 24px;
            }
            .pagination-row .page-btn {
                width: 34px;
                height: 34px;
                font-size: 12px;
            }
        }

        /* ========== MOBILE NAV DRAWER ========== */
        .mobile-nav-drawer {
            position: fixed;
            top: 0;
            right: -100%;
            width: 280px;
            height: 100vh;
            background: #fff;
            z-index: 2000;
            box-shadow: var(--shadow-xl);
            transition: right var(--transition-smooth);
            padding: 24px 20px;
            overflow-y: auto;
            display: flex;
            flex-direction: column;
            gap: 4px;
        }
        .mobile-nav-drawer.open {
            right: 0;
        }
        .mobile-nav-drawer a {
            display: block;
            padding: 12px 16px;
            font-size: 15px;
            font-weight: 500;
            color: var(--color-dark);
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
        }
        .mobile-nav-drawer a:hover {
            background: var(--color-bg);
            color: var(--color-accent);
        }
        .mobile-nav-drawer a.active {
            color: var(--color-accent);
            font-weight: 600;
            background: #FFF8F5;
        }
        .mobile-nav-drawer .drawer-close {
            align-self: flex-end;
            background: none;
            border: none;
            font-size: 22px;
            color: var(--color-dark);
            cursor: pointer;
            padding: 8px;
        }
        .mobile-overlay {
            position: fixed;
            inset: 0;
            background: rgba(0, 0, 0, 0.4);
            z-index: 1999;
            opacity: 0;
            pointer-events: none;
            transition: opacity var(--transition-smooth);
        }
        .mobile-overlay.show {
            opacity: 1;
            pointer-events: auto;
        }

        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(20px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }
        .animate-in {
            animation: fadeInUp 0.5s ease forwards;
        }
        .animate-in-delay-1 {
            animation-delay: 0.1s;
            opacity: 0;
        }
        .animate-in-delay-2 {
            animation-delay: 0.2s;
            opacity: 0;
        }
        .animate-in-delay-3 {
            animation-delay: 0.3s;
            opacity: 0;
        }

/* roulang page: category3 */
:root {
            --color-primary: #0A2E1F;
            --color-primary-dark: #061d13;
            --color-accent: #FF6B35;
            --color-accent-hover: #e55a2b;
            --color-bg: #F5F7FA;
            --color-white: #ffffff;
            --color-dark: #1E1E1E;
            --color-mid: #6B7280;
            --color-light: #e5e7eb;
            --color-border: rgba(0, 0, 0, 0.04);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
            --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.06);
            --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.08);
            --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.10);
            --transition-fast: 0.2s ease;
            --transition-smooth: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --font-heading: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
            --font-body: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
            --section-padding: 80px;
            --section-padding-mobile: 40px;
        }

        html {
            scroll-behavior: smooth;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }

        body {
            font-family: var(--font-body);
            font-size: 16px;
            line-height: 1.7;
            color: var(--color-dark);
            background: var(--color-white);
            margin: 0;
            padding: 0;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        button,
        .button {
            cursor: pointer;
            font-family: var(--font-body);
            border: none;
            outline: none;
            transition: all var(--transition-smooth);
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .container-narrow {
            max-width: 960px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .container-wide {
            max-width: 1320px;
            margin: 0 auto;
            padding: 0 20px;
        }

        /* ========== HEADER - 杂志刊头导航 ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: var(--color-white);
            border-bottom: 1px solid var(--color-light);
            box-shadow: 0 1px 4px rgba(0, 0, 0, 0.03);
            transition: box-shadow var(--transition-smooth);
        }
        .site-header.scrolled {
            box-shadow: var(--shadow-md);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 16px 0;
            flex-wrap: nowrap;
        }
        .header-logo {
            font-family: var(--font-heading);
            font-size: 36px;
            font-weight: 700;
            color: var(--color-primary);
            letter-spacing: 2px;
            white-space: nowrap;
            flex-shrink: 0;
            transition: font-size var(--transition-smooth);
            line-height: 1;
        }
        .header-logo a {
            color: var(--color-primary);
        }
        .header-logo a:hover {
            color: var(--color-primary-dark);
        }
        .header-nav-desktop {
            display: flex;
            align-items: center;
            gap: 0;
            flex-shrink: 0;
            flex-wrap: wrap;
            justify-content: flex-end;
        }
        .header-nav-desktop .nav-divider {
            width: 1px;
            height: 22px;
            background: var(--color-light);
            margin: 0 14px;
            flex-shrink: 0;
        }
        .header-nav-desktop a {
            font-size: 15px;
            font-weight: 500;
            color: var(--color-dark);
            padding: 6px 10px;
            border-radius: 4px;
            white-space: nowrap;
            position: relative;
            transition: color var(--transition-fast);
        }
        .header-nav-desktop a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 10px;
            right: 10px;
            height: 2px;
            background: var(--color-accent);
            transform: scaleX(0);
            transform-origin: left;
            transition: transform var(--transition-smooth);
        }
        .header-nav-desktop a:hover {
            color: var(--color-accent);
        }
        .header-nav-desktop a:hover::after {
            transform: scaleX(1);
        }
        .header-nav-desktop a.active {
            color: var(--color-accent);
            font-weight: 600;
        }
        .header-nav-desktop a.active::after {
            transform: scaleX(1);
            background: var(--color-accent);
        }
        .header-cta-btn {
            background: var(--color-accent);
            color: #fff !important;
            padding: 8px 18px !important;
            border-radius: var(--radius-sm) !important;
            font-weight: 600 !important;
            margin-left: 8px;
            transition: all var(--transition-smooth) !important;
        }
        .header-cta-btn:hover {
            background: var(--color-accent-hover) !important;
            transform: translateY(-2px);
            box-shadow: var(--shadow-md);
            color: #fff !important;
        }
        .header-cta-btn::after {
            display: none !important;
        }
        .mobile-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 26px;
            color: var(--color-primary);
            cursor: pointer;
            padding: 6px;
            line-height: 1;
        }

        /* ========== 移动端导航面板 ========== */
        .mobile-nav-panel {
            display: none;
            position: fixed;
            top: 0;
            right: 0;
            width: 280px;
            height: 100vh;
            background: var(--color-white);
            z-index: 2000;
            box-shadow: var(--shadow-xl);
            padding: 24px;
            flex-direction: column;
            gap: 8px;
            overflow-y: auto;
            transform: translateX(100%);
            transition: transform var(--transition-smooth);
        }
        .mobile-nav-panel.open {
            transform: translateX(0);
        }
        .mobile-nav-panel .mobile-close {
            align-self: flex-end;
            background: none;
            border: none;
            font-size: 24px;
            color: var(--color-dark);
            cursor: pointer;
            padding: 8px;
        }
        .mobile-nav-panel a {
            display: block;
            font-size: 16px;
            font-weight: 500;
            color: var(--color-dark);
            padding: 10px 14px;
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
        }
        .mobile-nav-panel a:hover,
        .mobile-nav-panel a.active {
            background: var(--color-bg);
            color: var(--color-accent);
            font-weight: 600;
        }
        .mobile-nav-panel .mobile-cta-btn {
            background: var(--color-accent);
            color: #fff !important;
            text-align: center;
            font-weight: 600;
            margin-top: 8px;
            border-radius: var(--radius-sm);
        }
        .mobile-overlay {
            display: none;
            position: fixed;
            inset: 0;
            background: rgba(0, 0, 0, 0.5);
            z-index: 1999;
        }
        .mobile-overlay.show {
            display: block;
        }

        /* ========== 板块通用 ========== */
        .section {
            padding: var(--section-padding) 0;
        }
        .section-alt {
            background: var(--color-bg);
        }
        .section-dark {
            background: var(--color-primary);
            color: #fff;
        }
        .section-title {
            font-family: var(--font-heading);
            font-size: 28px;
            font-weight: 600;
            color: var(--color-dark);
            margin-bottom: 8px;
            text-align: center;
        }
        .section-subtitle {
            font-size: 16px;
            color: var(--color-mid);
            text-align: center;
            margin-bottom: 40px;
            max-width: 600px;
            margin-left: auto;
            margin-right: auto;
        }
        .section-dark .section-title {
            color: #fff;
        }
        .section-dark .section-subtitle {
            color: rgba(255, 255, 255, 0.75);
        }

        /* ========== 按钮体系 ========== */
        .btn {
            display: inline-block;
            padding: 12px 28px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 15px;
            text-align: center;
            transition: all var(--transition-smooth);
            cursor: pointer;
            border: 2px solid transparent;
            line-height: 1.4;
        }
        .btn-primary {
            background: var(--color-primary);
            color: #fff;
            border-color: var(--color-primary);
        }
        .btn-primary:hover {
            background: var(--color-primary-dark);
            border-color: var(--color-primary-dark);
            transform: translateY(-2px);
            box-shadow: var(--shadow-md);
            color: #fff;
        }
        .btn-accent {
            background: var(--color-accent);
            color: #fff;
            border-color: var(--color-accent);
        }
        .btn-accent:hover {
            background: var(--color-accent-hover);
            border-color: var(--color-accent-hover);
            transform: translateY(-2px);
            box-shadow: var(--shadow-md);
            color: #fff;
        }
        .btn-outline {
            background: transparent;
            color: var(--color-primary);
            border-color: var(--color-primary);
        }
        .btn-outline:hover {
            background: var(--color-primary);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: var(--shadow-md);
        }
        .btn-sm {
            padding: 8px 16px;
            font-size: 13px;
            border-radius: 6px;
        }
        .btn-xs {
            padding: 5px 12px;
            font-size: 12px;
            border-radius: 5px;
        }

        /* ========== 标签 ========== */
        .tag {
            display: inline-block;
            padding: 4px 12px;
            border-radius: 20px;
            font-size: 12px;
            font-weight: 500;
            background: #fff3ed;
            color: var(--color-accent);
            white-space: nowrap;
        }
        .tag-sm {
            padding: 3px 10px;
            font-size: 11px;
        }

        /* ========== 卡片基础 ========== */
        .card {
            background: var(--color-white);
            border-radius: var(--radius-md);
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-smooth);
            overflow: hidden;
        }
        .card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
        }
        .card-img {
            width: 100%;
            aspect-ratio: 16 / 10;
            object-fit: cover;
            display: block;
        }
        .card-body {
            padding: 20px;
        }
        .card-date {
            font-size: 13px;
            color: var(--color-accent);
            font-weight: 500;
            margin-bottom: 6px;
        }
        .card-title {
            font-family: var(--font-heading);
            font-size: 18px;
            font-weight: 600;
            color: var(--color-dark);
            margin-bottom: 8px;
            line-height: 1.4;
            transition: color var(--transition-fast);
        }
        .card:hover .card-title {
            color: var(--color-accent);
        }
        .card-summary {
            font-size: 14px;
            color: var(--color-mid);
            line-height: 1.6;
            margin-bottom: 14px;
        }
        .card-link {
            font-size: 14px;
            font-weight: 600;
            color: var(--color-accent);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: gap var(--transition-fast);
        }
        .card-link:hover {
            gap: 10px;
            color: var(--color-accent-hover);
        }
        .card-link i {
            font-size: 12px;
        }

        /* ========== Hero 分类Banner ========== */
        .category-hero {
            position: relative;
            padding: 80px 0;
            background: url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
            min-height: 360px;
            display: flex;
            align-items: center;
        }
        .category-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(10, 46, 31, 0.88) 0%, rgba(10, 46, 31, 0.75) 100%);
            z-index: 1;
        }
        .category-hero .hero-content {
            position: relative;
            z-index: 2;
            max-width: 700px;
        }
        .category-hero .hero-badge {
            display: inline-block;
            background: var(--color-accent);
            color: #fff;
            padding: 6px 16px;
            border-radius: 20px;
            font-size: 13px;
            font-weight: 600;
            margin-bottom: 16px;
            letter-spacing: 1px;
        }
        .category-hero h1 {
            font-family: var(--font-heading);
            font-size: 42px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
            line-height: 1.25;
        }
        .category-hero .hero-desc {
            font-size: 17px;
            color: rgba(255, 255, 255, 0.9);
            line-height: 1.7;
            max-width: 560px;
        }

        /* ========== 筛选工具条 ========== */
        .filter-bar {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 12px;
            padding: 20px 0;
            border-bottom: 1px solid var(--color-light);
            margin-bottom: 32px;
        }
        .filter-bar .filter-label {
            font-weight: 600;
            font-size: 14px;
            color: var(--color-dark);
            white-space: nowrap;
        }
        .filter-pill {
            padding: 7px 16px;
            border-radius: 20px;
            font-size: 13px;
            font-weight: 500;
            border: 1.5px solid var(--color-light);
            background: var(--color-white);
            color: var(--color-dark);
            cursor: pointer;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .filter-pill:hover {
            border-color: var(--color-accent);
            color: var(--color-accent);
        }
        .filter-pill.active {
            background: var(--color-accent);
            color: #fff;
            border-color: var(--color-accent);
        }
        .filter-sort {
            margin-left: auto;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .filter-sort select {
            padding: 7px 14px;
            border-radius: 20px;
            font-size: 13px;
            border: 1.5px solid var(--color-light);
            background: var(--color-white);
            color: var(--color-dark);
            cursor: pointer;
            font-family: var(--font-body);
            outline: none;
            transition: border-color var(--transition-fast);
        }
        .filter-sort select:focus {
            border-color: var(--color-accent);
        }

        /* ========== 数据内容区（主列表+侧边栏） ========== */
        .content-layout {
            display: grid;
            grid-template-columns: 1fr 320px;
            gap: 32px;
            align-items: start;
        }
        .content-main {
            min-width: 0;
        }
        .content-sidebar {
            position: sticky;
            top: 100px;
        }
        .data-card-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
        }
        .data-card-grid .card-img {
            aspect-ratio: 16 / 10;
        }

        /* ========== 侧边栏 ========== */
        .sidebar-widget {
            background: var(--color-white);
            border-radius: var(--radius-md);
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
            padding: 20px;
            margin-bottom: 20px;
        }
        .sidebar-widget h4 {
            font-family: var(--font-heading);
            font-size: 17px;
            font-weight: 600;
            color: var(--color-dark);
            margin-bottom: 16px;
            padding-bottom: 10px;
            border-bottom: 2px solid var(--color-accent);
            display: inline-block;
        }
        .sidebar-widget ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .sidebar-widget ul li {
            padding: 10px 0;
            border-bottom: 1px solid var(--color-light);
            font-size: 14px;
            color: var(--color-dark);
            transition: color var(--transition-fast);
        }
        .sidebar-widget ul li:last-child {
            border-bottom: none;
        }
        .sidebar-widget ul li a {
            display: flex;
            align-items: center;
            gap: 8px;
            color: var(--color-dark);
        }
        .sidebar-widget ul li a:hover {
            color: var(--color-accent);
        }
        .sidebar-widget ul li a::before {
            content: '';
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: var(--color-accent);
            flex-shrink: 0;
        }
        .sidebar-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }
        .sidebar-tags .tag {
            cursor: pointer;
            transition: all var(--transition-fast);
        }
        .sidebar-tags .tag:hover {
            background: var(--color-accent);
            color: #fff;
        }

        /* ========== 分页 ========== */
        .pagination-wrapper {
            display: flex;
            justify-content: center;
            gap: 8px;
            margin-top: 36px;
            flex-wrap: wrap;
        }
        .pagination-wrapper .page-btn {
            width: 38px;
            height: 38px;
            border-radius: var(--radius-sm);
            border: 1.5px solid var(--color-light);
            background: var(--color-white);
            color: var(--color-dark);
            font-weight: 500;
            font-size: 14px;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: all var(--transition-fast);
        }
        .pagination-wrapper .page-btn:hover {
            border-color: var(--color-accent);
            color: var(--color-accent);
        }
        .pagination-wrapper .page-btn.active {
            background: var(--color-accent);
            color: #fff;
            border-color: var(--color-accent);
        }
        .pagination-wrapper .page-btn.disabled {
            opacity: 0.4;
            pointer-events: none;
        }

        /* ========== 积分榜表格 ========== */
        .standings-table-wrap {
            overflow-x: auto;
            border-radius: var(--radius-md);
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
        }
        .standings-table {
            width: 100%;
            border-collapse: collapse;
            font-size: 14px;
            min-width: 700px;
        }
        .standings-table thead {
            background: var(--color-primary);
            color: #fff;
        }
        .standings-table thead th {
            padding: 14px 12px;
            font-weight: 600;
            font-size: 13px;
            text-align: center;
            white-space: nowrap;
        }
        .standings-table thead th:first-child {
            text-align: left;
            padding-left: 16px;
        }
        .standings-table tbody td {
            padding: 12px;
            text-align: center;
            border-bottom: 1px solid var(--color-light);
            white-space: nowrap;
        }
        .standings-table tbody td:first-child {
            text-align: left;
            padding-left: 16px;
            font-weight: 500;
        }
        .standings-table tbody tr {
            transition: background var(--transition-fast);
        }
        .standings-table tbody tr:hover {
            background: #f9fafb;
        }
        .standings-table .rank-dot {
            display: inline-block;
            width: 8px;
            height: 8px;
            border-radius: 50%;
            margin-right: 6px;
        }
        .rank-dot.top {
            background: #22c55e;
        }
        .rank-dot.mid {
            background: #f59e0b;
        }
        .rank-dot.low {
            background: #ef4444;
        }
        .standings-table .team-cell {
            display: flex;
            align-items: center;
            gap: 8px;
            font-weight: 500;
        }
        .standings-table .team-badge {
            width: 24px;
            height: 24px;
            border-radius: 50%;
            background: var(--color-light);
            flex-shrink: 0;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 10px;
            font-weight: 700;
            color: var(--color-mid);
        }

        /* ========== 射手榜卡片 ========== */
        .scorer-cards {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .scorer-card {
            background: var(--color-white);
            border-radius: var(--radius-md);
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
            padding: 20px;
            text-align: center;
            transition: all var(--transition-smooth);
        }
        .scorer-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
        }
        .scorer-card .scorer-rank {
            font-size: 28px;
            font-weight: 700;
            color: var(--color-accent);
            margin-bottom: 4px;
        }
        .scorer-card .scorer-name {
            font-family: var(--font-heading);
            font-size: 16px;
            font-weight: 600;
            color: var(--color-dark);
            margin-bottom: 4px;
        }
        .scorer-card .scorer-team {
            font-size: 13px;
            color: var(--color-mid);
            margin-bottom: 8px;
        }
        .scorer-card .scorer-goals {
            font-size: 36px;
            font-weight: 700;
            color: var(--color-primary);
        }
        .scorer-card .scorer-goals span {
            font-size: 14px;
            font-weight: 400;
            color: var(--color-mid);
        }

        /* ========== 深度统计区 ========== */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .stat-block {
            background: var(--color-white);
            border-radius: var(--radius-md);
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
            padding: 24px;
            text-align: center;
            transition: all var(--transition-smooth);
        }
        .stat-block:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
        }
        .stat-block .stat-icon {
            font-size: 32px;
            color: var(--color-accent);
            margin-bottom: 10px;
        }
        .stat-block .stat-number {
            font-size: 40px;
            font-weight: 700;
            color: var(--color-primary);
            line-height: 1.1;
        }
        .stat-block .stat-label {
            font-size: 14px;
            color: var(--color-mid);
            margin-top: 6px;
        }

        /* ========== FAQ ========== */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }
        .faq-item {
            background: var(--color-white);
            border-radius: var(--radius-md);
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
            margin-bottom: 12px;
            overflow: hidden;
        }
        .faq-question {
            width: 100%;
            padding: 18px 20px;
            background: none;
            border: none;
            font-family: var(--font-heading);
            font-size: 16px;
            font-weight: 600;
            color: var(--color-dark);
            text-align: left;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 12px;
            transition: color var(--transition-fast);
        }
        .faq-question:hover {
            color: var(--color-accent);
        }
        .faq-question .faq-icon {
            font-size: 14px;
            color: var(--color-mid);
            transition: transform var(--transition-smooth);
            flex-shrink: 0;
        }
        .faq-item.open .faq-question .faq-icon {
            transform: rotate(180deg);
            color: var(--color-accent);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.4s ease;
        }
        .faq-item.open .faq-answer {
            max-height: 400px;
            padding: 0 20px 18px;
        }
        .faq-answer p {
            font-size: 15px;
            color: var(--color-mid);
            line-height: 1.7;
            margin: 0;
        }

        /* ========== CTA 区 ========== */
        .cta-section {
            background: var(--color-primary);
            padding: 64px 0;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            top: -40px;
            right: -60px;
            width: 200px;
            height: 200px;
            border-radius: 50%;
            background: rgba(255, 107, 53, 0.15);
            z-index: 0;
        }
        .cta-section .cta-content {
            position: relative;
            z-index: 1;
        }
        .cta-section h2 {
            font-family: var(--font-heading);
            font-size: 32px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 10px;
        }
        .cta-section .cta-sub {
            font-size: 15px;
            color: rgba(255, 255, 255, 0.8);
            margin-bottom: 28px;
            max-width: 500px;
            margin-left: auto;
            margin-right: auto;
        }
        .cta-section .btn-accent {
            font-size: 16px;
            padding: 14px 36px;
            border-radius: var(--radius-sm);
        }

        /* ========== 页脚 ========== */
        .site-footer {
            background: #0a1f14;
            color: rgba(255, 255, 255, 0.8);
            padding: 48px 0 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 32px;
            padding-bottom: 36px;
        }
        .footer-col h4 {
            font-family: var(--font-heading);
            font-size: 16px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 14px;
        }
        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-col ul li {
            margin-bottom: 8px;
        }
        .footer-col ul li a {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.7);
            transition: color var(--transition-fast);
        }
        .footer-col ul li a:hover {
            color: var(--color-accent);
        }
        .footer-social {
            display: flex;
            gap: 14px;
        }
        .footer-social a {
            width: 38px;
            height: 38px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            color: rgba(255, 255, 255, 0.8);
            transition: all var(--transition-smooth);
        }
        .footer-social a:hover {
            background: var(--color-accent);
            color: #fff;
            transform: translateY(-2px);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding: 20px 0;
            text-align: center;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.5);
            line-height: 2;
        }
        .footer-bottom a {
            color: rgba(255, 255, 255, 0.6);
            transition: color var(--transition-fast);
        }
        .footer-bottom a:hover {
            color: var(--color-accent);
        }

        /* ========== 响应式 ========== */
        @media (max-width: 1024px) {
            .header-nav-desktop {
                gap: 0;
            }
            .header-nav-desktop .nav-divider {
                margin: 0 8px;
                height: 18px;
            }
            .header-nav-desktop a {
                font-size: 13px;
                padding: 5px 7px;
            }
            .header-logo {
                font-size: 28px;
            }
            .header-cta-btn {
                padding: 6px 14px !important;
                font-size: 13px !important;
            }
            .content-layout {
                grid-template-columns: 1fr 260px;
                gap: 24px;
            }
            .scorer-cards {
                grid-template-columns: repeat(2, 1fr);
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .data-card-grid {
                grid-template-columns: 1fr 1fr;
                gap: 16px;
            }
            .category-hero h1 {
                font-size: 34px;
            }
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 768px) {
            .header-nav-desktop {
                display: none;
            }
            .mobile-toggle {
                display: block;
            }
            .mobile-nav-panel {
                display: flex;
            }
            .header-logo {
                font-size: 26px;
            }
            .content-layout {
                grid-template-columns: 1fr;
            }
            .content-sidebar {
                position: static;
                top: auto;
            }
            .data-card-grid {
                grid-template-columns: 1fr;
            }
            .scorer-cards {
                grid-template-columns: 1fr 1fr;
            }
            .stats-grid {
                grid-template-columns: 1fr 1fr;
            }
            .category-hero {
                padding: 50px 0;
                min-height: 260px;
            }
            .category-hero h1 {
                font-size: 28px;
            }
            .category-hero .hero-desc {
                font-size: 15px;
            }
            .filter-bar {
                gap: 8px;
            }
            .filter-sort {
                margin-left: 0;
                margin-top: 8px;
            }
            .section {
                padding: var(--section-padding-mobile) 0;
            }
            .section-title {
                font-size: 24px;
            }
            .cta-section h2 {
                font-size: 24px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            .standings-table {
                font-size: 12px;
                min-width: 580px;
            }
            .standings-table thead th,
            .standings-table tbody td {
                padding: 8px 6px;
            }
        }

        @media (max-width: 520px) {
            .header-logo {
                font-size: 22px;
                letter-spacing: 1px;
            }
            .category-hero h1 {
                font-size: 24px;
            }
            .category-hero {
                padding: 36px 0;
                min-height: 200px;
            }
            .scorer-cards {
                grid-template-columns: 1fr;
            }
            .stats-grid {
                grid-template-columns: 1fr;
            }
            .filter-pill {
                padding: 5px 12px;
                font-size: 12px;
            }
            .section-title {
                font-size: 21px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .pagination-wrapper .page-btn {
                width: 32px;
                height: 32px;
                font-size: 12px;
            }
            .card-body {
                padding: 14px;
            }
            .card-title {
                font-size: 16px;
            }
        }

/* roulang page: category6 */
:root {
            --color-primary: #0A2E1F;
            --color-primary-dark: #061d13;
            --color-accent: #FF6B35;
            --color-accent-hover: #e55a2b;
            --color-bg: #F5F7FA;
            --color-white: #ffffff;
            --color-dark: #1E1E1E;
            --color-mid: #6B7280;
            --color-light: #e5e7eb;
            --color-border: rgba(0, 0, 0, 0.04);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
            --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.06);
            --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.08);
            --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.10);
            --transition-fast: 0.2s ease;
            --transition-smooth: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --font-heading: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
            --font-body: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
            --section-padding: 80px;
            --section-padding-mobile: 40px;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-body);
            font-size: 16px;
            line-height: 1.7;
            color: var(--color-dark);
            background: var(--color-white);
            margin: 0;
            padding: 0;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        button,
        .button {
            cursor: pointer;
            font-family: var(--font-body);
            border: none;
            outline: none;
            transition: all var(--transition-smooth);
        }

        .container-wide {
            max-width: 1320px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .container-narrow {
            max-width: 960px;
            margin: 0 auto;
            padding: 0 20px;
        }

        .section-padding {
            padding: var(--section-padding) 0;
        }

        /* ========== HEADER ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: var(--color-white);
            border-bottom: 1px solid var(--color-light);
            box-shadow: 0 1px 4px rgba(0, 0, 0, 0.03);
            transition: box-shadow var(--transition-smooth);
        }
        .site-header.scrolled {
            box-shadow: var(--shadow-md);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 16px 0;
            flex-wrap: nowrap;
        }
        .header-logo {
            font-family: var(--font-heading);
            font-size: 36px;
            font-weight: 700;
            color: var(--color-primary);
            letter-spacing: 2px;
            white-space: nowrap;
            flex-shrink: 0;
            line-height: 1;
        }
        .header-logo a {
            color: var(--color-primary);
        }
        .header-logo a:hover {
            color: var(--color-primary-dark);
        }
        .header-nav-desktop {
            display: flex;
            align-items: center;
            gap: 0;
            flex-shrink: 0;
        }
        .header-nav-desktop .nav-divider {
            width: 1px;
            height: 22px;
            background: var(--color-light);
            margin: 0 14px;
            flex-shrink: 0;
        }
        .header-nav-desktop a {
            font-size: 15px;
            font-weight: 500;
            color: var(--color-dark);
            padding: 6px 10px;
            border-radius: 4px;
            white-space: nowrap;
            position: relative;
            transition: color var(--transition-fast);
        }
        .header-nav-desktop a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 10px;
            right: 10px;
            height: 2px;
            background: var(--color-accent);
            transform: scaleX(0);
            transform-origin: left;
            transition: transform var(--transition-smooth);
        }
        .header-nav-desktop a:hover {
            color: var(--color-accent);
        }
        .header-nav-desktop a:hover::after {
            transform: scaleX(1);
        }
        .header-nav-desktop a.active {
            color: var(--color-accent);
            font-weight: 600;
        }
        .header-nav-desktop a.active::after {
            transform: scaleX(1);
            background: var(--color-accent);
        }
        .header-cta-btn {
            background: var(--color-accent);
            color: #fff !important;
            padding: 8px 18px !important;
            border-radius: var(--radius-sm) !important;
            font-weight: 600 !important;
            margin-left: 8px;
            transition: all var(--transition-smooth) !important;
        }
        .header-cta-btn:hover {
            background: var(--color-accent-hover) !important;
            transform: translateY(-2px);
            box-shadow: var(--shadow-md);
            color: #fff !important;
        }
        .header-cta-btn::after {
            display: none !important;
        }
        .mobile-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 26px;
            color: var(--color-primary);
            cursor: pointer;
            padding: 6px;
            line-height: 1;
        }

        /* ========== HERO ========== */
        .hero-section {
            background: linear-gradient(135deg, #0A2E1F 0%, #0d3d28 40%, #0a2e1f 100%);
            color: #fff;
            padding: 70px 0 60px;
            position: relative;
            overflow: hidden;
        }
        .hero-section::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -80px;
            width: 400px;
            height: 400px;
            background: rgba(255, 107, 53, 0.08);
            border-radius: 50%;
            pointer-events: none;
        }
        .hero-section::after {
            content: '';
            position: absolute;
            bottom: -100px;
            left: -60px;
            width: 350px;
            height: 350px;
            background: rgba(255, 255, 255, 0.03);
            border-radius: 50%;
            pointer-events: none;
        }
        .hero-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
            position: relative;
            z-index: 1;
        }
        .hero-text h1 {
            font-size: 42px;
            font-weight: 700;
            line-height: 1.25;
            margin-bottom: 16px;
            color: #fff;
            font-family: var(--font-heading);
        }
        .hero-text h1 span {
            color: var(--color-accent);
        }
        .hero-subtitle {
            font-size: 17px;
            color: rgba(255, 255, 255, 0.85);
            line-height: 1.7;
            margin-bottom: 28px;
        }
        .hero-invite-box {
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.12);
            border-radius: var(--radius-lg);
            padding: 28px;
            margin-bottom: 20px;
        }
        .hero-invite-box h3 {
            font-size: 20px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 8px;
        }
        .hero-invite-box p {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.7);
            margin-bottom: 16px;
        }
        .invite-progress {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 12px;
        }
        .invite-progress-bar {
            flex: 1;
            height: 10px;
            background: rgba(255, 255, 255, 0.15);
            border-radius: 20px;
            overflow: hidden;
        }
        .invite-progress-fill {
            height: 100%;
            background: var(--color-accent);
            border-radius: 20px;
            width: 62%;
            transition: width 1s ease;
        }
        .invite-progress-label {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.8);
            white-space: nowrap;
        }
        .invite-reward-row {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
            margin-bottom: 16px;
        }
        .invite-reward-item {
            background: rgba(255, 107, 53, 0.15);
            border: 1px solid rgba(255, 107, 53, 0.25);
            border-radius: var(--radius-sm);
            padding: 10px 14px;
            font-size: 13px;
            color: #fff;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .invite-reward-item i {
            color: var(--color-accent);
            font-size: 16px;
        }
        .hero-btns {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }
        .btn-primary {
            display: inline-block;
            background: var(--color-accent);
            color: #fff;
            padding: 13px 28px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 16px;
            transition: all var(--transition-smooth);
            text-align: center;
        }
        .btn-primary:hover {
            background: var(--color-accent-hover);
            transform: translateY(-2px);
            box-shadow: var(--shadow-lg);
            color: #fff;
        }
        .btn-outline-white {
            display: inline-block;
            background: transparent;
            color: #fff;
            border: 2px solid rgba(255, 255, 255, 0.5);
            padding: 11px 26px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 16px;
            transition: all var(--transition-smooth);
            text-align: center;
        }
        .btn-outline-white:hover {
            border-color: #fff;
            background: rgba(255, 255, 255, 0.08);
            color: #fff;
        }
        .hero-visual {
            display: flex;
            align-items: center;
            justify-content: center;
        }
        .hero-visual img {
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-xl);
            max-width: 100%;
            border: 3px solid rgba(255, 255, 255, 0.1);
        }

        /* ========== SECTION TITLES ========== */
        .section-title {
            font-family: var(--font-heading);
            font-size: 32px;
            font-weight: 700;
            color: var(--color-dark);
            margin-bottom: 12px;
            text-align: center;
        }
        .section-subtitle {
            font-size: 16px;
            color: var(--color-mid);
            text-align: center;
            margin-bottom: 40px;
            max-width: 640px;
            margin-left: auto;
            margin-right: auto;
        }

        /* ========== CARDS ========== */
        .card-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .card {
            background: var(--color-white);
            border-radius: var(--radius-md);
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
            padding: 28px;
            transition: all var(--transition-smooth);
            position: relative;
            overflow: hidden;
        }
        .card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
            border-color: rgba(255, 107, 53, 0.15);
        }
        .card-icon {
            width: 52px;
            height: 52px;
            background: rgba(255, 107, 53, 0.1);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 16px;
            font-size: 22px;
            color: var(--color-accent);
        }
        .card h3 {
            font-size: 19px;
            font-weight: 600;
            color: var(--color-dark);
            margin-bottom: 8px;
            font-family: var(--font-heading);
        }
        .card p {
            font-size: 14px;
            color: var(--color-mid);
            line-height: 1.6;
            margin-bottom: 0;
        }

        /* ========== TEAM CARDS ========== */
        .team-card-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .team-card {
            background: var(--color-white);
            border-radius: var(--radius-md);
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
            overflow: hidden;
            transition: all var(--transition-smooth);
            cursor: pointer;
        }
        .team-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
        }
        .team-card-img {
            width: 100%;
            height: 160px;
            object-fit: cover;
            display: block;
        }
        .team-card-body {
            padding: 16px;
        }
        .team-card-body h4 {
            font-size: 17px;
            font-weight: 600;
            color: var(--color-dark);
            margin-bottom: 6px;
        }
        .team-card-body .team-card-meta {
            font-size: 13px;
            color: var(--color-mid);
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }
        .team-card-body .team-card-meta span {
            display: flex;
            align-items: center;
            gap: 4px;
        }
        .team-card-body .team-card-meta i {
            color: var(--color-accent);
            font-size: 12px;
        }

        /* ========== FILTER BAR ========== */
        .filter-bar {
            background: var(--color-white);
            border: 1px solid var(--color-light);
            border-radius: var(--radius-md);
            padding: 16px 20px;
            display: flex;
            align-items: center;
            gap: 14px;
            flex-wrap: wrap;
            box-shadow: var(--shadow-sm);
            margin-bottom: 32px;
        }
        .filter-bar label {
            font-size: 14px;
            font-weight: 600;
            color: var(--color-dark);
            white-space: nowrap;
        }
        .filter-bar select {
            padding: 8px 14px;
            border-radius: var(--radius-sm);
            border: 1px solid var(--color-light);
            font-size: 14px;
            color: var(--color-dark);
            background: var(--color-bg);
            cursor: pointer;
            font-family: var(--font-body);
            min-width: 130px;
        }
        .filter-bar input {
            padding: 8px 14px;
            border-radius: var(--radius-sm);
            border: 1px solid var(--color-light);
            font-size: 14px;
            color: var(--color-dark);
            background: var(--color-bg);
            font-family: var(--font-body);
            flex: 1;
            min-width: 180px;
        }
        .filter-bar .btn-filter {
            background: var(--color-primary);
            color: #fff;
            padding: 9px 20px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 14px;
            white-space: nowrap;
        }
        .filter-bar .btn-filter:hover {
            background: var(--color-primary-dark);
        }

        /* ========== DEEP DATA SECTION ========== */
        .deep-data-section {
            background: var(--color-bg);
        }
        .deep-data-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
        }
        .deep-data-text h2 {
            font-size: 28px;
            font-weight: 700;
            color: var(--color-dark);
            margin-bottom: 14px;
            font-family: var(--font-heading);
        }
        .deep-data-text p {
            font-size: 15px;
            color: var(--color-mid);
            line-height: 1.8;
            margin-bottom: 20px;
        }
        .deep-data-stats {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 16px;
        }
        .deep-stat-item {
            background: var(--color-white);
            border-radius: var(--radius-md);
            padding: 18px;
            border: 1px solid var(--color-border);
            text-align: center;
        }
        .deep-stat-num {
            font-size: 32px;
            font-weight: 700;
            color: var(--color-accent);
            font-family: var(--font-heading);
        }
        .deep-stat-label {
            font-size: 13px;
            color: var(--color-mid);
            margin-top: 4px;
        }
        .deep-data-visual img {
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-lg);
        }

        /* ========== SCENARIO SECTION ========== */
        .scenario-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 32px;
        }
        .scenario-card {
            background: var(--color-white);
            border-radius: var(--radius-md);
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
            padding: 28px;
            display: flex;
            gap: 20px;
            align-items: flex-start;
            transition: all var(--transition-smooth);
        }
        .scenario-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
        }
        .scenario-card-icon {
            width: 56px;
            height: 56px;
            background: rgba(10, 46, 31, 0.08);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 24px;
            color: var(--color-primary);
            flex-shrink: 0;
        }
        .scenario-card-content h4 {
            font-size: 18px;
            font-weight: 600;
            color: var(--color-dark);
            margin-bottom: 6px;
        }
        .scenario-card-content p {
            font-size: 14px;
            color: var(--color-mid);
            line-height: 1.6;
        }

        /* ========== STATS BANNER ========== */
        .stats-banner {
            background: linear-gradient(135deg, #0A2E1F 0%, #0d3d28 60%, #0a2e1f 100%);
            color: #fff;
            padding: 50px 0;
            text-align: center;
        }
        .stats-banner-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }
        .stats-banner-item .stat-number {
            font-size: 48px;
            font-weight: 700;
            color: var(--color-accent);
            font-family: var(--font-heading);
        }
        .stats-banner-item .stat-label {
            font-size: 15px;
            color: rgba(255, 255, 255, 0.8);
            margin-top: 4px;
        }

        /* ========== PRICING ========== */
        .pricing-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .pricing-card {
            background: var(--color-white);
            border-radius: var(--radius-lg);
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
            padding: 32px 24px;
            text-align: center;
            transition: all var(--transition-smooth);
            position: relative;
        }
        .pricing-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-lg);
        }
        .pricing-card.featured {
            border: 2px solid var(--color-accent);
            box-shadow: var(--shadow-md);
        }
        .pricing-card.featured::before {
            content: '推荐';
            position: absolute;
            top: -12px;
            left: 50%;
            transform: translateX(-50%);
            background: var(--color-accent);
            color: #fff;
            padding: 4px 16px;
            border-radius: 20px;
            font-size: 12px;
            font-weight: 600;
        }
        .pricing-card h3 {
            font-size: 20px;
            font-weight: 600;
            color: var(--color-dark);
            margin-bottom: 8px;
        }
        .pricing-price {
            font-size: 42px;
            font-weight: 700;
            color: var(--color-primary);
            font-family: var(--font-heading);
            margin-bottom: 16px;
        }
        .pricing-price .old-price {
            font-size: 16px;
            color: var(--color-mid);
            text-decoration: line-through;
            font-weight: 400;
            margin-right: 8px;
        }
        .pricing-features {
            list-style: none;
            padding: 0;
            margin: 0 0 20px;
            text-align: left;
        }
        .pricing-features li {
            font-size: 14px;
            color: var(--color-mid);
            padding: 6px 0;
            border-bottom: 1px solid var(--color-light);
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .pricing-features li i {
            color: var(--color-accent);
            font-size: 12px;
        }

        /* ========== FAQ ========== */
        .faq-section {
            background: var(--color-bg);
        }
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }
        .faq-item {
            background: var(--color-white);
            border-radius: var(--radius-md);
            border: 1px solid var(--color-border);
            margin-bottom: 12px;
            overflow: hidden;
            box-shadow: var(--shadow-sm);
        }
        .faq-question {
            padding: 18px 24px;
            font-weight: 600;
            font-size: 16px;
            color: var(--color-dark);
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            user-select: none;
            transition: background var(--transition-fast);
        }
        .faq-question:hover {
            background: rgba(10, 46, 31, 0.02);
        }
        .faq-question i {
            color: var(--color-accent);
            transition: transform var(--transition-smooth);
            font-size: 14px;
        }
        .faq-item.open .faq-question i {
            transform: rotate(180deg);
        }
        .faq-answer {
            padding: 0 24px;
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.4s ease;
            font-size: 14px;
            color: var(--color-mid);
            line-height: 1.7;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 24px 18px;
        }

        /* ========== CTA ========== */
        .cta-section {
            background: linear-gradient(135deg, #0A2E1F 0%, #0d3d28 100%);
            color: #fff;
            text-align: center;
            padding: 60px 0;
        }
        .cta-section h2 {
            font-size: 34px;
            font-weight: 700;
            margin-bottom: 12px;
            font-family: var(--font-heading);
        }
        .cta-section p {
            font-size: 16px;
            color: rgba(255, 255, 255, 0.8);
            margin-bottom: 24px;
            max-width: 560px;
            margin-left: auto;
            margin-right: auto;
        }
        .cta-section .btn-primary {
            font-size: 18px;
            padding: 15px 36px;
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: #111;
            color: rgba(255, 255, 255, 0.7);
            padding: 48px 0 24px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 32px;
            margin-bottom: 32px;
        }
        .footer-col h4 {
            font-size: 16px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 14px;
            font-family: var(--font-heading);
        }
        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-col ul li {
            margin-bottom: 8px;
        }
        .footer-col ul li a {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.6);
            transition: color var(--transition-fast);
        }
        .footer-col ul li a:hover {
            color: var(--color-accent);
        }
        .footer-social {
            display: flex;
            gap: 14px;
        }
        .footer-social a {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.08);
            color: rgba(255, 255, 255, 0.7);
            font-size: 18px;
            transition: all var(--transition-smooth);
        }
        .footer-social a:hover {
            background: var(--color-accent);
            color: #fff;
            transform: translateY(-3px);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 20px;
            text-align: center;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.5);
            line-height: 1.8;
        }
        .footer-bottom a {
            color: rgba(255, 255, 255, 0.6);
            transition: color var(--transition-fast);
        }
        .footer-bottom a:hover {
            color: var(--color-accent);
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            .hero-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .hero-text h1 {
                font-size: 32px;
            }
            .card-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .team-card-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .deep-data-grid {
                grid-template-columns: 1fr;
            }
            .pricing-grid {
                grid-template-columns: 1fr 1fr;
            }
            .stats-banner-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .header-logo {
                font-size: 28px;
            }
            .header-nav-desktop .nav-divider {
                margin: 0 8px;
            }
            .header-nav-desktop a {
                font-size: 13px;
                padding: 4px 6px;
            }
        }
        @media (max-width: 768px) {
            .header-nav-desktop {
                display: none;
            }
            .mobile-toggle {
                display: block;
            }
            .header-logo {
                font-size: 24px;
            }
            .hero-text h1 {
                font-size: 26px;
            }
            .card-grid {
                grid-template-columns: 1fr;
            }
            .team-card-grid {
                grid-template-columns: 1fr 1fr;
            }
            .pricing-grid {
                grid-template-columns: 1fr;
            }
            .scenario-grid {
                grid-template-columns: 1fr;
            }
            .stats-banner-grid {
                grid-template-columns: 1fr 1fr;
                gap: 16px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
            }
            .filter-bar {
                flex-direction: column;
                align-items: stretch;
            }
            .section-padding {
                padding: var(--section-padding-mobile) 0;
            }
            .section-title {
                font-size: 24px;
            }
            .deep-data-stats {
                grid-template-columns: 1fr 1fr;
            }
            .invite-reward-row {
                flex-direction: column;
            }
        }
        @media (max-width: 520px) {
            .team-card-grid {
                grid-template-columns: 1fr;
            }
            .hero-text h1 {
                font-size: 22px;
            }
            .hero-btns {
                flex-direction: column;
            }
            .btn-primary,
            .btn-outline-white {
                width: 100%;
                text-align: center;
            }
            .stats-banner-grid {
                grid-template-columns: 1fr;
            }
            .stats-banner-item .stat-number {
                font-size: 36px;
            }
            .pricing-price {
                font-size: 32px;
            }
            .deep-data-stats {
                grid-template-columns: 1fr;
            }
        }

        /* Mobile nav panel */
        .mobile-nav-panel {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: var(--color-white);
            z-index: 2000;
            flex-direction: column;
            padding: 20px;
            overflow-y: auto;
        }
        .mobile-nav-panel.active {
            display: flex;
        }
        .mobile-nav-panel .mobile-nav-close {
            align-self: flex-end;
            background: none;
            border: none;
            font-size: 28px;
            color: var(--color-primary);
            cursor: pointer;
            padding: 8px;
        }
        .mobile-nav-panel a {
            display: block;
            padding: 14px 10px;
            font-size: 17px;
            font-weight: 500;
            color: var(--color-dark);
            border-bottom: 1px solid var(--color-light);
            transition: color var(--transition-fast);
        }
        .mobile-nav-panel a:hover,
        .mobile-nav-panel a.active {
            color: var(--color-accent);
        }
        .mobile-nav-panel .mobile-cta {
            margin-top: 16px;
            background: var(--color-accent);
            color: #fff;
            text-align: center;
            border-radius: var(--radius-sm);
            padding: 14px;
            font-weight: 600;
            border-bottom: none;
        }

/* roulang page: category5 */
:root {
            --color-primary: #0A2E1F;
            --color-primary-dark: #061d13;
            --color-accent: #FF6B35;
            --color-accent-hover: #e55a2b;
            --color-bg: #F5F7FA;
            --color-white: #ffffff;
            --color-dark: #1E1E1E;
            --color-mid: #6B7280;
            --color-light: #e5e7eb;
            --color-border: rgba(0, 0, 0, 0.04);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
            --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.06);
            --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.08);
            --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.10);
            --transition-fast: 0.2s ease;
            --transition-smooth: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --font-heading: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
            --font-body: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
            --section-padding: 80px;
            --section-padding-mobile: 40px;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }

        body {
            font-family: var(--font-body);
            font-size: 16px;
            line-height: 1.7;
            color: var(--color-dark);
            background: var(--color-white);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
            min-height: 100vh;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        button,
        .button {
            cursor: pointer;
            font-family: var(--font-body);
            border: none;
            outline: none;
            transition: all var(--transition-smooth);
        }

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-family: var(--font-heading);
            font-weight: 700;
            line-height: 1.3;
            color: var(--color-dark);
        }

        h1 {
            font-size: 36px;
        }
        h2 {
            font-size: 28px;
            font-weight: 600;
        }
        h3 {
            font-size: 22px;
            font-weight: 500;
        }
        h4 {
            font-size: 18px;
            font-weight: 600;
        }

        .container-wide {
            max-width: 1320px;
            margin: 0 auto;
            padding: 0 20px;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        .container-narrow {
            max-width: 960px;
            margin: 0 auto;
            padding: 0 20px;
        }

        /* ========== HEADER ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: var(--color-white);
            border-bottom: 1px solid var(--color-light);
            box-shadow: 0 1px 4px rgba(0, 0, 0, 0.03);
            transition: box-shadow var(--transition-smooth);
        }
        .site-header.scrolled {
            box-shadow: var(--shadow-md);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 16px 0;
            flex-wrap: nowrap;
        }
        .header-logo {
            font-family: var(--font-heading);
            font-size: 36px;
            font-weight: 700;
            color: var(--color-primary);
            letter-spacing: 2px;
            white-space: nowrap;
            flex-shrink: 0;
            line-height: 1;
        }
        .header-logo a {
            color: var(--color-primary);
        }
        .header-logo a:hover {
            color: var(--color-primary-dark);
        }
        .header-nav-desktop {
            display: flex;
            align-items: center;
            gap: 0;
            flex-shrink: 0;
        }
        .header-nav-desktop .nav-divider {
            width: 1px;
            height: 22px;
            background: var(--color-light);
            margin: 0 12px;
            flex-shrink: 0;
        }
        .header-nav-desktop a {
            font-size: 14px;
            font-weight: 500;
            color: var(--color-dark);
            padding: 6px 8px;
            border-radius: 4px;
            white-space: nowrap;
            position: relative;
            transition: color var(--transition-fast);
        }
        .header-nav-desktop a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 8px;
            right: 8px;
            height: 2px;
            background: var(--color-accent);
            transform: scaleX(0);
            transform-origin: left;
            transition: transform var(--transition-smooth);
        }
        .header-nav-desktop a:hover {
            color: var(--color-accent);
        }
        .header-nav-desktop a:hover::after {
            transform: scaleX(1);
        }
        .header-nav-desktop a.active {
            color: var(--color-accent);
            font-weight: 600;
        }
        .header-nav-desktop a.active::after {
            transform: scaleX(1);
            background: var(--color-accent);
        }
        .header-cta-btn {
            background: var(--color-accent);
            color: #fff !important;
            padding: 8px 18px !important;
            border-radius: var(--radius-sm) !important;
            font-weight: 600 !important;
            margin-left: 6px;
            transition: all var(--transition-smooth) !important;
        }
        .header-cta-btn:hover {
            background: var(--color-accent-hover) !important;
            transform: translateY(-2px);
            box-shadow: var(--shadow-md);
            color: #fff !important;
        }
        .header-cta-btn::after {
            display: none !important;
        }
        .mobile-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 26px;
            color: var(--color-primary);
            cursor: pointer;
            padding: 6px;
            line-height: 1;
        }

        /* ========== MOBILE NAV ========== */
        .mobile-nav-overlay {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(0, 0, 0, 0.5);
            z-index: 1100;
            opacity: 0;
            transition: opacity var(--transition-smooth);
        }
        .mobile-nav-overlay.open {
            display: block;
            opacity: 1;
        }
        .mobile-nav-panel {
            position: fixed;
            top: 0;
            right: -300px;
            width: 280px;
            height: 100%;
            background: var(--color-white);
            z-index: 1200;
            padding: 24px 20px;
            overflow-y: auto;
            transition: right var(--transition-smooth);
            box-shadow: var(--shadow-xl);
        }
        .mobile-nav-panel.open {
            right: 0;
        }
        .mobile-nav-panel .close-btn {
            background: none;
            border: none;
            font-size: 24px;
            color: var(--color-dark);
            cursor: pointer;
            margin-bottom: 20px;
            display: block;
            margin-left: auto;
        }
        .mobile-nav-panel a {
            display: block;
            padding: 12px 0;
            font-size: 16px;
            font-weight: 500;
            color: var(--color-dark);
            border-bottom: 1px solid var(--color-light);
            transition: color var(--transition-fast);
        }
        .mobile-nav-panel a:hover,
        .mobile-nav-panel a.active {
            color: var(--color-accent);
        }
        .mobile-nav-panel .mobile-cta {
            display: inline-block;
            margin-top: 16px;
            background: var(--color-accent);
            color: #fff !important;
            padding: 10px 20px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            text-align: center;
            border-bottom: none;
        }

        /* ========== HERO ========== */
        .hero-section {
            position: relative;
            background: linear-gradient(135deg, rgba(10, 46, 31, 0.88) 0%, rgba(6, 29, 19, 0.92) 100%), url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
            padding: 70px 0 80px;
            color: #fff;
            overflow: hidden;
        }
        .hero-flash-bar {
            background: var(--color-accent);
            display: inline-flex;
            align-items: center;
            gap: 12px;
            padding: 10px 20px;
            border-radius: 30px;
            font-weight: 700;
            font-size: 15px;
            letter-spacing: 0.5px;
            margin-bottom: 28px;
            animation: pulse-bar 2s ease-in-out infinite;
        }
        @keyframes pulse-bar {
            0%,
            100% {
                box-shadow: 0 0 0 0 rgba(255, 107, 53, 0.5);
            }
            50% {
                box-shadow: 0 0 0 16px rgba(255, 107, 53, 0);
            }
        }
        .hero-flash-bar .flash-icon {
            font-size: 18px;
        }
        .hero-countdown {
            display: flex;
            align-items: center;
            gap: 8px;
            font-weight: 700;
            font-size: 18px;
            color: #fff;
            background: rgba(255, 255, 255, 0.12);
            padding: 6px 14px;
            border-radius: 20px;
            margin-left: 4px;
        }
        .hero-countdown span {
            background: #fff;
            color: var(--color-accent);
            padding: 3px 8px;
            border-radius: 4px;
            font-size: 17px;
            min-width: 28px;
            text-align: center;
        }
        .hero-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
        }
        .hero-text h1 {
            font-size: 42px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 16px;
            line-height: 1.25;
            letter-spacing: 1px;
        }
        .hero-text h1 .accent {
            color: var(--color-accent);
        }
        .hero-text .hero-subtitle {
            font-size: 17px;
            color: rgba(255, 255, 255, 0.85);
            line-height: 1.7;
            margin-bottom: 24px;
            max-width: 520px;
        }
        .hero-cta-group {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }
        .btn-primary {
            display: inline-block;
            background: var(--color-accent);
            color: #fff;
            padding: 14px 28px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 16px;
            transition: all var(--transition-smooth);
            letter-spacing: 0.5px;
        }
        .btn-primary:hover {
            background: var(--color-accent-hover);
            transform: translateY(-3px);
            box-shadow: 0 8px 28px rgba(255, 107, 53, 0.35);
            color: #fff;
        }
        .btn-outline-light {
            display: inline-block;
            background: transparent;
            color: #fff;
            padding: 14px 28px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 16px;
            border: 2px solid rgba(255, 255, 255, 0.5);
            transition: all var(--transition-smooth);
            letter-spacing: 0.5px;
        }
        .btn-outline-light:hover {
            border-color: #fff;
            background: rgba(255, 255, 255, 0.1);
            color: #fff;
        }
        .hero-card-featured {
            background: #fff;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-xl);
            color: var(--color-dark);
            transition: transform var(--transition-smooth);
        }
        .hero-card-featured:hover {
            transform: translateY(-6px);
        }
        .hero-card-featured .card-img {
            height: 200px;
            overflow: hidden;
        }
        .hero-card-featured .card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .hero-card-featured .card-body {
            padding: 20px;
        }
        .hero-card-featured .card-tag {
            display: inline-block;
            background: var(--color-accent);
            color: #fff;
            font-size: 12px;
            padding: 4px 10px;
            border-radius: 20px;
            font-weight: 600;
            margin-bottom: 8px;
        }
        .hero-card-featured .card-title {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 6px;
            color: var(--color-dark);
        }
        .hero-card-featured .card-date {
            font-size: 13px;
            color: var(--color-mid);
        }

        /* ========== SECTIONS ========== */
        .section {
            padding: var(--section-padding) 0;
        }
        .section-alt {
            background: var(--color-bg);
        }
        .section-dark {
            background: var(--color-primary);
            color: #fff;
        }
        .section-dark h2,
        .section-dark h3 {
            color: #fff;
        }
        .section-header {
            text-align: center;
            margin-bottom: 48px;
        }
        .section-header h2 {
            color: var(--color-primary);
            margin-bottom: 10px;
        }
        .section-header .section-subtitle {
            color: var(--color-mid);
            font-size: 16px;
            max-width: 600px;
            margin: 0 auto;
        }
        .section-dark .section-header h2 {
            color: #fff;
        }
        .section-dark .section-header .section-subtitle {
            color: rgba(255, 255, 255, 0.7);
        }

        /* ========== FEATURE CARDS ========== */
        .feature-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .feature-card {
            background: #fff;
            border-radius: var(--radius-md);
            padding: 32px 24px;
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-smooth);
            text-align: center;
        }
        .feature-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
        }
        .feature-card .feature-icon {
            width: 60px;
            height: 60px;
            background: #FFF0E8;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 16px;
            font-size: 24px;
            color: var(--color-accent);
        }
        .feature-card h3 {
            font-size: 18px;
            margin-bottom: 8px;
            color: var(--color-dark);
        }
        .feature-card p {
            font-size: 14px;
            color: var(--color-mid);
            line-height: 1.6;
        }

        /* ========== NEWS CARDS ========== */
        .news-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .news-card {
            background: #fff;
            border-radius: var(--radius-md);
            overflow: hidden;
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-smooth);
        }
        .news-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
        }
        .news-card .news-img {
            height: 180px;
            overflow: hidden;
        }
        .news-card .news-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-smooth);
        }
        .news-card:hover .news-img img {
            transform: scale(1.05);
        }
        .news-card .news-body {
            padding: 18px;
        }
        .news-card .news-date {
            font-size: 12px;
            color: var(--color-accent);
            font-weight: 600;
            margin-bottom: 6px;
        }
        .news-card .news-title {
            font-size: 16px;
            font-weight: 600;
            margin-bottom: 8px;
            color: var(--color-dark);
            line-height: 1.4;
        }
        .news-card .news-excerpt {
            font-size: 13px;
            color: var(--color-mid);
            line-height: 1.6;
            margin-bottom: 12px;
        }
        .news-card .news-readmore {
            font-size: 13px;
            font-weight: 600;
            color: var(--color-accent);
            transition: color var(--transition-fast);
        }
        .news-card .news-readmore:hover {
            color: var(--color-accent-hover);
        }
        .news-card .news-readmore i {
            font-size: 11px;
            margin-left: 4px;
        }

        /* ========== DEEP CONTENT ========== */
        .deep-content-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
        }
        .deep-content-grid .deep-img {
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-lg);
        }
        .deep-content-grid .deep-img img {
            width: 100%;
            height: auto;
            object-fit: cover;
        }
        .deep-content-grid .deep-text h3 {
            font-size: 24px;
            margin-bottom: 12px;
            color: var(--color-primary);
        }
        .deep-content-grid .deep-text p {
            color: var(--color-mid);
            line-height: 1.8;
            margin-bottom: 10px;
        }

        /* ========== STATS ========== */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            text-align: center;
        }
        .stat-item .stat-number {
            font-size: 48px;
            font-weight: 700;
            color: var(--color-accent);
            letter-spacing: -1px;
        }
        .stat-item .stat-label {
            font-size: 15px;
            color: rgba(255, 255, 255, 0.8);
            margin-top: 4px;
        }

        /* ========== BRAND INTRO ========== */
        .brand-intro-grid {
            display: grid;
            grid-template-columns: 1fr 1.2fr;
            gap: 40px;
            align-items: center;
        }
        .brand-intro-grid .brand-img {
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-lg);
        }
        .brand-intro-grid .brand-img img {
            width: 100%;
            height: auto;
        }
        .brand-intro-grid .brand-text h3 {
            font-size: 24px;
            margin-bottom: 14px;
            color: var(--color-primary);
        }
        .brand-intro-grid .brand-text p {
            color: var(--color-mid);
            line-height: 1.8;
            margin-bottom: 8px;
        }

        /* ========== STEPS ========== */
        .steps-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .step-item {
            text-align: center;
            padding: 24px 16px;
            background: #fff;
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border);
            transition: all var(--transition-smooth);
            position: relative;
        }
        .step-item:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
        }
        .step-number {
            width: 44px;
            height: 44px;
            background: var(--color-accent);
            color: #fff;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 20px;
            margin: 0 auto 14px;
        }
        .step-item h4 {
            font-size: 16px;
            margin-bottom: 6px;
        }
        .step-item p {
            font-size: 13px;
            color: var(--color-mid);
            line-height: 1.5;
        }

        /* ========== FAQ ========== */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }
        .faq-item {
            background: #fff;
            border-radius: var(--radius-md);
            margin-bottom: 12px;
            border: 1px solid var(--color-border);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
        }
        .faq-question {
            width: 100%;
            background: none;
            border: none;
            padding: 18px 20px;
            font-size: 16px;
            font-weight: 600;
            color: var(--color-dark);
            text-align: left;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-family: var(--font-body);
            transition: color var(--transition-fast);
        }
        .faq-question:hover {
            color: var(--color-accent);
        }
        .faq-question .faq-icon {
            font-size: 14px;
            transition: transform var(--transition-smooth);
            color: var(--color-accent);
            flex-shrink: 0;
        }
        .faq-item.open .faq-question .faq-icon {
            transform: rotate(180deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-smooth), padding var(--transition-smooth);
            padding: 0 20px;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 20px 18px;
        }
        .faq-answer p {
            font-size: 14px;
            color: var(--color-mid);
            line-height: 1.7;
        }

        /* ========== CTA ========== */
        .cta-section {
            background: var(--color-primary);
            padding: 60px 0;
            text-align: center;
            color: #fff;
        }
        .cta-section h2 {
            color: #fff;
            font-size: 32px;
            margin-bottom: 10px;
        }
        .cta-section .cta-subtitle {
            color: rgba(255, 255, 255, 0.75);
            font-size: 15px;
            margin-bottom: 24px;
            max-width: 500px;
            margin-left: auto;
            margin-right: auto;
        }
        .cta-section .btn-primary {
            font-size: 17px;
            padding: 16px 36px;
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: #0d1f16;
            color: rgba(255, 255, 255, 0.7);
            padding: 48px 0 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 30px;
            padding-bottom: 36px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }
        .footer-col h4 {
            color: #fff;
            font-size: 16px;
            margin-bottom: 14px;
            font-weight: 600;
        }
        .footer-col ul {
            list-style: none;
            padding: 0;
        }
        .footer-col ul li {
            margin-bottom: 8px;
        }
        .footer-col ul li a {
            color: rgba(255, 255, 255, 0.6);
            font-size: 14px;
            transition: color var(--transition-fast);
        }
        .footer-col ul li a:hover {
            color: var(--color-accent);
        }
        .footer-social {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }
        .footer-social a {
            width: 38px;
            height: 38px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.08);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            color: rgba(255, 255, 255, 0.6);
            transition: all var(--transition-fast);
        }
        .footer-social a:hover {
            background: var(--color-accent);
            color: #fff;
        }
        .footer-bottom {
            text-align: center;
            padding: 20px 0;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.45);
        }
        .footer-bottom p {
            margin-bottom: 4px;
        }
        .footer-bottom a {
            color: rgba(255, 255, 255, 0.5);
            transition: color var(--transition-fast);
        }
        .footer-bottom a:hover {
            color: var(--color-accent);
        }

        /* ========== TAG CLOUD ========== */
        .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            justify-content: center;
        }
        .tag-cloud .tag {
            display: inline-block;
            padding: 8px 18px;
            background: #fff;
            border: 1px solid var(--color-light);
            border-radius: 24px;
            font-size: 14px;
            color: var(--color-dark);
            transition: all var(--transition-fast);
            cursor: pointer;
        }
        .tag-cloud .tag:hover {
            background: var(--color-accent);
            color: #fff;
            border-color: var(--color-accent);
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            .header-logo {
                font-size: 28px;
            }
            .header-nav-desktop .nav-divider {
                margin: 0 8px;
            }
            .header-nav-desktop a {
                font-size: 13px;
                padding: 6px 6px;
            }
            .hero-grid {
                grid-template-columns: 1fr;
                gap: 30px;
            }
            .hero-text h1 {
                font-size: 32px;
            }
            .feature-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .news-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .deep-content-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .brand-intro-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .steps-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .section {
                padding: 50px 0;
            }
        }

        @media (max-width: 768px) {
            .header-nav-desktop {
                display: none;
            }
            .mobile-toggle {
                display: block;
            }
            .header-logo {
                font-size: 24px;
            }
            .hero-section {
                padding: 40px 0 50px;
            }
            .hero-text h1 {
                font-size: 26px;
            }
            .hero-flash-bar {
                font-size: 13px;
                padding: 8px 14px;
            }
            .hero-countdown {
                font-size: 14px;
                padding: 4px 10px;
            }
            .hero-countdown span {
                font-size: 14px;
                padding: 2px 6px;
                min-width: 22px;
            }
            .feature-grid {
                grid-template-columns: 1fr;
            }
            .news-grid {
                grid-template-columns: 1fr;
            }
            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 16px;
            }
            .stat-item .stat-number {
                font-size: 36px;
            }
            .steps-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .section {
                padding: 40px 0;
            }
            .section-header {
                margin-bottom: 30px;
            }
            h1 {
                font-size: 28px;
            }
            h2 {
                font-size: 24px;
            }
            .hero-cta-group {
                flex-direction: column;
            }
            .btn-primary,
            .btn-outline-light {
                text-align: center;
                width: 100%;
            }
            .hero-card-featured .card-img {
                height: 150px;
            }
        }

        @media (max-width: 520px) {
            .hero-text h1 {
                font-size: 22px;
            }
            .hero-flash-bar {
                font-size: 12px;
                padding: 6px 12px;
                gap: 6px;
            }
            .hero-countdown {
                font-size: 12px;
                padding: 3px 8px;
            }
            .hero-countdown span {
                font-size: 12px;
                min-width: 20px;
                padding: 2px 5px;
            }
            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
            .stat-item .stat-number {
                font-size: 30px;
            }
            .tag-cloud .tag {
                padding: 6px 12px;
                font-size: 12px;
            }
            .cta-section h2 {
                font-size: 24px;
            }
        }

/* roulang page: category4 */
:root {
            --color-primary: #0A2E1F;
            --color-primary-dark: #061d13;
            --color-accent: #FF6B35;
            --color-accent-hover: #e55a2b;
            --color-bg: #F5F7FA;
            --color-white: #ffffff;
            --color-dark: #1E1E1E;
            --color-mid: #6B7280;
            --color-light: #e5e7eb;
            --color-border: rgba(0, 0, 0, 0.04);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
            --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.06);
            --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.08);
            --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.10);
            --transition-fast: 0.2s ease;
            --transition-smooth: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --font-heading: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
            --font-body: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
            --section-padding: 80px;
            --section-padding-mobile: 40px;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-body);
            font-size: 16px;
            line-height: 1.7;
            color: var(--color-dark);
            background: var(--color-white);
            margin: 0;
            padding: 0;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        button,
        .button {
            cursor: pointer;
            font-family: var(--font-body);
            border: none;
            outline: none;
            transition: all var(--transition-smooth);
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        .container-narrow {
            max-width: 960px;
            margin: 0 auto;
            padding: 0 20px;
        }

        .container-wide {
            max-width: 1320px;
            margin: 0 auto;
            padding: 0 20px;
        }

        /* ========== HEADER - 杂志刊头导航 ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: var(--color-white);
            border-bottom: 1px solid var(--color-light);
            box-shadow: 0 1px 4px rgba(0, 0, 0, 0.03);
            transition: box-shadow var(--transition-smooth);
        }

        .site-header.scrolled {
            box-shadow: var(--shadow-md);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 16px 0;
            flex-wrap: nowrap;
        }

        .header-logo {
            font-family: var(--font-heading);
            font-size: 36px;
            font-weight: 700;
            color: var(--color-primary);
            letter-spacing: 2px;
            white-space: nowrap;
            flex-shrink: 0;
            transition: font-size var(--transition-smooth);
            line-height: 1;
        }

        .header-logo a {
            color: var(--color-primary);
        }

        .header-logo a:hover {
            color: var(--color-primary-dark);
        }

        .header-nav-desktop {
            display: flex;
            align-items: center;
            gap: 0;
            flex-shrink: 0;
        }

        .header-nav-desktop .nav-divider {
            width: 1px;
            height: 22px;
            background: var(--color-light);
            margin: 0 14px;
            flex-shrink: 0;
        }

        .header-nav-desktop a {
            font-size: 15px;
            font-weight: 500;
            color: var(--color-dark);
            padding: 6px 10px;
            border-radius: 4px;
            white-space: nowrap;
            position: relative;
            transition: color var(--transition-fast);
        }

        .header-nav-desktop a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 10px;
            right: 10px;
            height: 2px;
            background: var(--color-accent);
            transform: scaleX(0);
            transform-origin: left;
            transition: transform var(--transition-smooth);
        }

        .header-nav-desktop a:hover {
            color: var(--color-accent);
        }

        .header-nav-desktop a:hover::after {
            transform: scaleX(1);
        }

        .header-nav-desktop a.active {
            color: var(--color-accent);
            font-weight: 600;
        }

        .header-nav-desktop a.active::after {
            transform: scaleX(1);
            background: var(--color-accent);
        }

        .header-cta-btn {
            background: var(--color-accent);
            color: #fff !important;
            padding: 8px 18px !important;
            border-radius: var(--radius-sm) !important;
            font-weight: 600 !important;
            margin-left: 8px;
            transition: all var(--transition-smooth) !important;
        }

        .header-cta-btn:hover {
            background: var(--color-accent-hover) !important;
            transform: translateY(-2px);
            box-shadow: var(--shadow-md);
            color: #fff !important;
        }

        .header-cta-btn::after {
            display: none !important;
        }

        .mobile-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 26px;
            color: var(--color-primary);
            cursor: pointer;
            padding: 6px;
            line-height: 1;
        }

        /* 移动端导航 */
        .mobile-nav-overlay {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(0, 0, 0, 0.55);
            z-index: 2000;
            opacity: 0;
            transition: opacity var(--transition-smooth);
        }

        .mobile-nav-overlay.active {
            display: block;
            opacity: 1;
        }

        .mobile-nav-panel {
            position: fixed;
            top: 0;
            right: -320px;
            width: 300px;
            height: 100%;
            background: var(--color-white);
            z-index: 2100;
            padding: 24px 20px;
            overflow-y: auto;
            transition: right var(--transition-smooth);
            box-shadow: var(--shadow-xl);
        }

        .mobile-nav-panel.active {
            right: 0;
        }

        .mobile-nav-panel .close-btn {
            display: block;
            text-align: right;
            font-size: 24px;
            color: var(--color-dark);
            cursor: pointer;
            margin-bottom: 20px;
            background: none;
            border: none;
            padding: 8px;
        }

        .mobile-nav-panel a {
            display: block;
            padding: 12px 16px;
            font-size: 16px;
            font-weight: 500;
            color: var(--color-dark);
            border-radius: var(--radius-sm);
            margin-bottom: 4px;
            transition: all var(--transition-fast);
        }

        .mobile-nav-panel a:hover,
        .mobile-nav-panel a.active {
            background: var(--color-bg);
            color: var(--color-accent);
            font-weight: 600;
        }

        .mobile-nav-panel .mobile-cta-btn {
            display: block;
            background: var(--color-accent);
            color: #fff !important;
            text-align: center;
            padding: 12px 20px !important;
            border-radius: var(--radius-sm) !important;
            font-weight: 600 !important;
            margin-top: 12px;
        }

        /* ========== SECTION 通用 ========== */
        .section {
            padding: var(--section-padding) 0;
        }

        .section-alt {
            background: var(--color-bg);
        }

        .section-dark {
            background: var(--color-primary);
            color: #fff;
        }

        .section-accent {
            background: var(--color-accent);
            color: #fff;
        }

        .section-title {
            font-family: var(--font-heading);
            font-size: 32px;
            font-weight: 700;
            color: var(--color-dark);
            margin-bottom: 12px;
            line-height: 1.3;
        }

        .section-subtitle {
            font-size: 17px;
            color: var(--color-mid);
            margin-bottom: 40px;
            line-height: 1.6;
            max-width: 700px;
        }

        .section-dark .section-title,
        .section-dark .section-subtitle {
            color: #fff;
        }

        .section-dark .section-subtitle {
            color: rgba(255, 255, 255, 0.8);
        }

        .text-center {
            text-align: center;
        }

        .text-center .section-subtitle {
            margin-left: auto;
            margin-right: auto;
        }

        /* ========== HERO ========== */
        .hero-category {
            position: relative;
            padding: 100px 0 90px;
            background: linear-gradient(135deg, #0A2E1F 0%, #0d3d28 40%, #0a2e1f 100%);
            color: #fff;
            overflow: hidden;
            min-height: 500px;
            display: flex;
            align-items: center;
        }

        .hero-category::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
            opacity: 0.18;
            z-index: 0;
        }

        .hero-category .hero-content {
            position: relative;
            z-index: 1;
            display: flex;
            align-items: center;
            gap: 50px;
            flex-wrap: wrap;
        }

        .hero-category .hero-text {
            flex: 1 1 500px;
        }

        .hero-category .hero-badge {
            display: inline-block;
            background: var(--color-accent);
            color: #fff;
            padding: 6px 16px;
            border-radius: 20px;
            font-size: 14px;
            font-weight: 600;
            margin-bottom: 16px;
            letter-spacing: 1px;
        }

        .hero-category h1 {
            font-family: var(--font-heading);
            font-size: 48px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 16px;
            line-height: 1.2;
        }

        .hero-category .hero-desc {
            font-size: 18px;
            color: rgba(255, 255, 255, 0.9);
            margin-bottom: 28px;
            line-height: 1.7;
            max-width: 560px;
        }

        .hero-category .hero-btns {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }

        .btn-primary {
            display: inline-block;
            background: var(--color-accent);
            color: #fff;
            padding: 14px 28px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 16px;
            transition: all var(--transition-smooth);
            text-align: center;
            border: 2px solid var(--color-accent);
        }

        .btn-primary:hover {
            background: var(--color-accent-hover);
            border-color: var(--color-accent-hover);
            transform: translateY(-2px);
            box-shadow: var(--shadow-md);
            color: #fff;
        }

        .btn-outline-light {
            display: inline-block;
            background: transparent;
            color: #fff;
            padding: 14px 28px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 16px;
            transition: all var(--transition-smooth);
            text-align: center;
            border: 2px solid rgba(255, 255, 255, 0.5);
        }

        .btn-outline-light:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: #fff;
            color: #fff;
            transform: translateY(-2px);
        }

        .hero-category .hero-visual {
            flex: 1 1 400px;
            position: relative;
        }

        .hero-category .hero-visual img {
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-xl);
            width: 100%;
            object-fit: cover;
        }

        .hero-stats-row {
            display: flex;
            gap: 30px;
            margin-top: 20px;
            flex-wrap: wrap;
        }

        .hero-stat-item {
            text-align: center;
            min-width: 80px;
        }

        .hero-stat-item .stat-num {
            font-size: 32px;
            font-weight: 700;
            color: var(--color-accent);
            line-height: 1;
        }

        .hero-stat-item .stat-label {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.7);
            margin-top: 4px;
        }

        /* ========== 卡片网格 ========== */
        .card-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
            gap: 24px;
        }

        .card-grid.cols-3 {
            grid-template-columns: repeat(3, 1fr);
        }

        .card-grid.cols-4 {
            grid-template-columns: repeat(4, 1fr);
        }

        .info-card {
            background: var(--color-white);
            border-radius: var(--radius-md);
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
            padding: 28px 24px;
            transition: all var(--transition-smooth);
            position: relative;
            overflow: hidden;
        }

        .info-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
            border-color: var(--color-light);
        }

        .info-card .card-icon {
            width: 52px;
            height: 52px;
            border-radius: 50%;
            background: #FFF3ED;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 16px;
            font-size: 22px;
            color: var(--color-accent);
        }

        .info-card h3 {
            font-family: var(--font-heading);
            font-size: 20px;
            font-weight: 600;
            color: var(--color-dark);
            margin-bottom: 8px;
        }

        .info-card p {
            font-size: 14px;
            color: var(--color-mid);
            line-height: 1.6;
            margin: 0;
        }

        /* ========== 新闻卡片 ========== */
        .news-card {
            background: var(--color-white);
            border-radius: var(--radius-md);
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
            overflow: hidden;
            transition: all var(--transition-smooth);
            display: flex;
            flex-direction: column;
        }

        .news-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
        }

        .news-card .news-card-img {
            position: relative;
            overflow: hidden;
            height: 200px;
        }

        .news-card .news-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-smooth);
        }

        .news-card:hover .news-card-img img {
            transform: scale(1.05);
        }

        .news-card .news-card-date {
            position: absolute;
            top: 12px;
            left: 12px;
            background: var(--color-accent);
            color: #fff;
            padding: 4px 10px;
            border-radius: 4px;
            font-size: 12px;
            font-weight: 600;
            z-index: 1;
        }

        .news-card .news-card-body {
            padding: 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .news-card .news-card-body h3 {
            font-family: var(--font-heading);
            font-size: 17px;
            font-weight: 600;
            color: var(--color-dark);
            margin-bottom: 8px;
            line-height: 1.4;
            transition: color var(--transition-fast);
        }

        .news-card:hover .news-card-body h3 {
            color: var(--color-accent);
        }

        .news-card .news-card-body .news-excerpt {
            font-size: 14px;
            color: var(--color-mid);
            line-height: 1.6;
            flex: 1;
            margin-bottom: 14px;
        }

        .news-card .news-card-body .read-more {
            font-size: 14px;
            font-weight: 600;
            color: var(--color-accent);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: gap var(--transition-fast);
        }

        .news-card .news-card-body .read-more:hover {
            gap: 10px;
            color: var(--color-accent-hover);
        }

        /* ========== 筛选工具条 ========== */
        .filter-toolbar {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 16px;
            margin-bottom: 28px;
            padding: 16px 20px;
            background: var(--color-white);
            border-radius: var(--radius-md);
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
        }

        .filter-toolbar .filter-tags {
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
        }

        .filter-toolbar .filter-tag {
            padding: 6px 14px;
            border-radius: 20px;
            font-size: 13px;
            font-weight: 500;
            cursor: pointer;
            border: 1px solid var(--color-light);
            background: var(--color-white);
            color: var(--color-dark);
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

        .filter-toolbar .filter-tag:hover,
        .filter-toolbar .filter-tag.active {
            background: var(--color-accent);
            color: #fff;
            border-color: var(--color-accent);
        }

        .filter-toolbar .sort-select {
            padding: 8px 14px;
            border-radius: var(--radius-sm);
            border: 1px solid var(--color-light);
            font-size: 14px;
            color: var(--color-dark);
            background: var(--color-white);
            cursor: pointer;
            font-family: var(--font-body);
            min-width: 130px;
        }

        /* ========== 双栏布局 ========== */
        .two-col {
            display: flex;
            gap: 50px;
            align-items: center;
            flex-wrap: wrap;
        }

        .two-col .col-text {
            flex: 1 1 400px;
        }

        .two-col .col-img {
            flex: 1 1 400px;
        }

        .two-col .col-img img {
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-lg);
            width: 100%;
            object-fit: cover;
        }

        .two-col.reverse {
            flex-direction: row-reverse;
        }

        /* ========== 数据统计条 ========== */
        .stats-bar {
            display: flex;
            gap: 20px;
            flex-wrap: wrap;
            justify-content: center;
        }

        .stats-bar .stat-block {
            flex: 1 1 180px;
            min-width: 150px;
            text-align: center;
            padding: 30px 20px;
            background: rgba(255, 255, 255, 0.08);
            border-radius: var(--radius-md);
            border: 1px solid rgba(255, 255, 255, 0.12);
        }

        .stats-bar .stat-block .stat-number {
            font-size: 42px;
            font-weight: 700;
            color: var(--color-accent);
            line-height: 1;
            margin-bottom: 8px;
        }

        .stats-bar .stat-block .stat-unit {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.75);
        }

        /* ========== 特色列表 ========== */
        .feature-list {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .feature-list li {
            padding: 12px 0;
            padding-left: 28px;
            position: relative;
            font-size: 15px;
            color: var(--color-dark);
            line-height: 1.6;
            border-bottom: 1px solid var(--color-light);
        }

        .feature-list li:last-child {
            border-bottom: none;
        }

        .feature-list li::before {
            content: '\f00c';
            font-family: 'Font Awesome 6 Free';
            font-weight: 900;
            position: absolute;
            left: 0;
            top: 14px;
            color: var(--color-accent);
            font-size: 14px;
        }

        .section-dark .feature-list li {
            color: rgba(255, 255, 255, 0.9);
            border-bottom-color: rgba(255, 255, 255, 0.1);
        }

        /* ========== FAQ ========== */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }

        .faq-item {
            background: var(--color-white);
            border-radius: var(--radius-md);
            border: 1px solid var(--color-border);
            margin-bottom: 12px;
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: box-shadow var(--transition-smooth);
        }

        .faq-item:hover {
            box-shadow: var(--shadow-md);
        }

        .faq-item .faq-question {
            padding: 18px 24px;
            font-weight: 600;
            font-size: 16px;
            color: var(--color-dark);
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            user-select: none;
            transition: color var(--transition-fast);
        }

        .faq-item .faq-question:hover {
            color: var(--color-accent);
        }

        .faq-item .faq-question .faq-icon {
            font-size: 14px;
            color: var(--color-mid);
            transition: transform var(--transition-smooth);
            flex-shrink: 0;
        }

        .faq-item.open .faq-question .faq-icon {
            transform: rotate(180deg);
            color: var(--color-accent);
        }

        .faq-item .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-smooth), padding var(--transition-smooth);
            padding: 0 24px;
        }

        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 24px 18px;
        }

        .faq-item .faq-answer p {
            font-size: 14px;
            color: var(--color-mid);
            line-height: 1.7;
            margin: 0;
        }

        /* ========== CTA ========== */
        .cta-section-full {
            background: var(--color-primary);
            color: #fff;
            padding: 70px 0;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .cta-section-full::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: url('/assets/images/backpic/back-3.webp') center/cover no-repeat;
            opacity: 0.08;
            z-index: 0;
        }

        .cta-section-full .cta-inner {
            position: relative;
            z-index: 1;
        }

        .cta-section-full h2 {
            font-family: var(--font-heading);
            font-size: 36px;
            font-weight: 700;
            margin-bottom: 12px;
            color: #fff;
        }

        .cta-section-full p {
            font-size: 17px;
            color: rgba(255, 255, 255, 0.85);
            margin-bottom: 28px;
            max-width: 600px;
            margin-left: auto;
            margin-right: auto;
        }

        .cta-section-full .btn-primary {
            font-size: 17px;
            padding: 16px 36px;
        }

        /* ========== 分页占位 ========== */
        .pagination-placeholder {
            display: flex;
            justify-content: center;
            gap: 8px;
            margin-top: 32px;
        }

        .pagination-placeholder .page-dot {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            border: 1px solid var(--color-light);
            background: var(--color-white);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            color: var(--color-dark);
            cursor: pointer;
            transition: all var(--transition-fast);
        }

        .pagination-placeholder .page-dot:hover {
            border-color: var(--color-accent);
            color: var(--color-accent);
        }

        .pagination-placeholder .page-dot.active {
            background: var(--color-accent);
            color: #fff;
            border-color: var(--color-accent);
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: #1a1a1a;
            color: #ccc;
            padding: 50px 0 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 30px;
            margin-bottom: 30px;
        }

        .footer-col h4 {
            font-family: var(--font-heading);
            font-size: 16px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 16px;
        }

        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .footer-col ul li {
            margin-bottom: 8px;
        }

        .footer-col ul li a {
            color: #aaa;
            font-size: 14px;
            transition: color var(--transition-fast);
        }

        .footer-col ul li a:hover {
            color: var(--color-accent);
        }

        .footer-social {
            display: flex;
            gap: 14px;
            font-size: 22px;
        }

        .footer-social a {
            color: #aaa;
            transition: color var(--transition-fast);
        }

        .footer-social a:hover {
            color: var(--color-accent);
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding: 20px 0;
            text-align: center;
            font-size: 13px;
            color: #888;
            line-height: 2;
        }

        .footer-bottom a {
            color: #aaa;
            transition: color var(--transition-fast);
            margin: 0 6px;
        }

        .footer-bottom a:hover {
            color: var(--color-accent);
        }

        /* ========== 响应式 ========== */
        @media screen and (max-width: 1024px) {
            .header-nav-desktop {
                gap: 0;
            }

            .header-nav-desktop .nav-divider {
                margin: 0 8px;
                height: 18px;
            }

            .header-nav-desktop a {
                font-size: 13px;
                padding: 6px 6px;
            }

            .header-logo {
                font-size: 28px;
            }

            .hero-category h1 {
                font-size: 36px;
            }

            .card-grid.cols-3,
            .card-grid.cols-4 {
                grid-template-columns: repeat(2, 1fr);
            }

            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .section {
                padding: var(--section-padding-mobile) 0;
            }

            .section-title {
                font-size: 26px;
            }

            .two-col {
                gap: 30px;
            }

            .stats-bar .stat-block .stat-number {
                font-size: 32px;
            }
        }

        @media screen and (max-width: 768px) {
            .header-nav-desktop {
                display: none;
            }

            .mobile-toggle {
                display: block;
            }

            .header-logo {
                font-size: 24px;
            }

            .hero-category {
                padding: 60px 0 50px;
                min-height: auto;
            }

            .hero-category h1 {
                font-size: 28px;
            }

            .hero-category .hero-desc {
                font-size: 15px;
            }

            .hero-category .hero-content {
                flex-direction: column;
                gap: 30px;
            }

            .hero-category .hero-visual {
                order: -1;
            }

            .card-grid,
            .card-grid.cols-3,
            .card-grid.cols-4 {
                grid-template-columns: 1fr;
            }

            .two-col {
                flex-direction: column !important;
                gap: 24px;
            }

            .two-col .col-img {
                order: -1;
            }

            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 20px;
            }

            .section {
                padding: 40px 0;
            }

            .section-title {
                font-size: 22px;
            }

            .cta-section-full h2 {
                font-size: 26px;
            }

            .stats-bar {
                gap: 12px;
            }

            .stats-bar .stat-block {
                flex: 1 1 130px;
                min-width: 120px;
                padding: 20px 14px;
            }

            .stats-bar .stat-block .stat-number {
                font-size: 28px;
            }

            .filter-toolbar {
                flex-direction: column;
                align-items: stretch;
            }

            .hero-stats-row {
                gap: 16px;
            }

            .hero-stat-item .stat-num {
                font-size: 24px;
            }
        }

        @media screen and (max-width: 520px) {
            .header-logo {
                font-size: 20px;
                letter-spacing: 1px;
            }

            .hero-category h1 {
                font-size: 24px;
            }

            .btn-primary,
            .btn-outline-light {
                padding: 12px 20px;
                font-size: 14px;
                width: 100%;
                text-align: center;
            }

            .hero-category .hero-btns {
                flex-direction: column;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }

            .section-title {
                font-size: 20px;
            }

            .filter-toolbar .filter-tags {
                gap: 6px;
            }

            .filter-toolbar .filter-tag {
                font-size: 12px;
                padding: 5px 10px;
            }

            .stats-bar .stat-block {
                flex: 1 1 100%;
                min-width: 100%;
            }

            .pagination-placeholder .page-dot {
                width: 30px;
                height: 30px;
                font-size: 12px;
            }
        }

/* roulang page: category7 */
:root {
            --color-primary: #0A2E1F;
            --color-primary-dark: #061d13;
            --color-accent: #FF6B35;
            --color-accent-hover: #e55a2b;
            --color-bg: #F5F7FA;
            --color-white: #ffffff;
            --color-dark: #1E1E1E;
            --color-mid: #6B7280;
            --color-light: #e5e7eb;
            --color-border: rgba(0, 0, 0, 0.04);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
            --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.06);
            --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.08);
            --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.10);
            --transition-fast: 0.2s ease;
            --transition-smooth: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --font-heading: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
            --font-body: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
            --section-padding: 80px;
            --section-padding-mobile: 40px;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-body);
            font-size: 16px;
            line-height: 1.7;
            color: var(--color-dark);
            background: var(--color-white);
            margin: 0;
            padding: 0;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        button,
        .button {
            cursor: pointer;
            font-family: var(--font-body);
            border: none;
            outline: none;
            transition: all var(--transition-smooth);
        }

        .container-wide {
            max-width: 1320px;
            margin: 0 auto;
            padding: 0 20px;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        .container-narrow {
            max-width: 960px;
            margin: 0 auto;
            padding: 0 20px;
        }

        /* ========== HEADER - 杂志刊头导航 ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: var(--color-white);
            border-bottom: 1px solid var(--color-light);
            box-shadow: 0 1px 4px rgba(0, 0, 0, 0.03);
            transition: box-shadow var(--transition-smooth);
        }

        .site-header.scrolled {
            box-shadow: var(--shadow-md);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 16px 0;
            flex-wrap: nowrap;
        }

        .header-logo {
            font-family: var(--font-heading);
            font-size: 36px;
            font-weight: 700;
            color: var(--color-primary);
            letter-spacing: 2px;
            white-space: nowrap;
            flex-shrink: 0;
            transition: font-size var(--transition-smooth);
            line-height: 1;
        }

        .header-logo a {
            color: var(--color-primary);
        }

        .header-logo a:hover {
            color: var(--color-primary-dark);
        }

        .header-nav-desktop {
            display: flex;
            align-items: center;
            gap: 0;
            flex-shrink: 0;
        }

        .header-nav-desktop .nav-divider {
            width: 1px;
            height: 22px;
            background: var(--color-light);
            margin: 0 14px;
            flex-shrink: 0;
        }

        .header-nav-desktop a {
            font-size: 15px;
            font-weight: 500;
            color: var(--color-dark);
            padding: 6px 10px;
            border-radius: 4px;
            white-space: nowrap;
            position: relative;
            transition: color var(--transition-fast);
        }

        .header-nav-desktop a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 10px;
            right: 10px;
            height: 2px;
            background: var(--color-accent);
            transform: scaleX(0);
            transform-origin: left;
            transition: transform var(--transition-smooth);
        }

        .header-nav-desktop a:hover {
            color: var(--color-accent);
        }

        .header-nav-desktop a:hover::after {
            transform: scaleX(1);
        }

        .header-nav-desktop a.active {
            color: var(--color-accent);
            font-weight: 600;
        }

        .header-nav-desktop a.active::after {
            transform: scaleX(1);
            background: var(--color-accent);
        }

        .header-cta-btn {
            background: var(--color-accent);
            color: #fff !important;
            padding: 8px 18px !important;
            border-radius: var(--radius-sm) !important;
            font-weight: 600 !important;
            margin-left: 8px;
            transition: all var(--transition-smooth) !important;
        }

        .header-cta-btn:hover {
            background: var(--color-accent-hover) !important;
            transform: translateY(-2px);
            box-shadow: var(--shadow-md);
            color: #fff !important;
        }

        .header-cta-btn::after {
            display: none !important;
        }

        .mobile-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 26px;
            color: var(--color-primary);
            cursor: pointer;
            padding: 6px;
            line-height: 1;
        }

        /* 移动端导航面板 */
        .mobile-nav-panel {
            display: none;
            position: fixed;
            top: 0;
            right: -320px;
            width: 300px;
            height: 100vh;
            background: var(--color-white);
            z-index: 2000;
            box-shadow: var(--shadow-xl);
            padding: 24px;
            transition: right var(--transition-smooth);
            overflow-y: auto;
        }

        .mobile-nav-panel.open {
            right: 0;
        }

        .mobile-nav-panel .close-panel {
            display: block;
            text-align: right;
            font-size: 24px;
            color: var(--color-dark);
            cursor: pointer;
            margin-bottom: 20px;
            background: none;
            border: none;
            padding: 8px;
        }

        .mobile-nav-panel a {
            display: block;
            padding: 12px 0;
            font-size: 16px;
            font-weight: 500;
            color: var(--color-dark);
            border-bottom: 1px solid var(--color-light);
            transition: color var(--transition-fast);
        }

        .mobile-nav-panel a:hover,
        .mobile-nav-panel a.active {
            color: var(--color-accent);
        }

        .mobile-nav-panel .mobile-cta {
            display: inline-block;
            margin-top: 16px;
            background: var(--color-accent);
            color: #fff !important;
            padding: 10px 20px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            text-align: center;
            border-bottom: none;
        }

        .mobile-overlay {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(0, 0, 0, 0.5);
            z-index: 1500;
            transition: opacity var(--transition-smooth);
        }

        .mobile-overlay.show {
            display: block;
        }

        /* ========== HERO - 视频官网风格 ========== */
        .hero-video-section {
            position: relative;
            width: 100%;
            min-height: 600px;
            background: url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
            display: flex;
            align-items: center;
            justify-content: center;
            overflow: hidden;
        }

        .hero-video-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(10, 46, 31, 0.82) 0%, rgba(10, 46, 31, 0.7) 40%, rgba(6, 29, 19, 0.88) 100%);
            z-index: 1;
        }

        .hero-video-content {
            position: relative;
            z-index: 2;
            text-align: center;
            color: #fff;
            padding: 60px 20px;
            max-width: 800px;
            margin: 0 auto;
        }

        .hero-play-btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 90px;
            height: 90px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.18);
            border: 3px solid rgba(255, 255, 255, 0.7);
            color: #fff;
            font-size: 36px;
            cursor: pointer;
            transition: all var(--transition-smooth);
            margin-bottom: 28px;
            position: relative;
            animation: pulse-ring 2.5s infinite ease-out;
        }

        .hero-play-btn:hover {
            background: var(--color-accent);
            border-color: var(--color-accent);
            transform: scale(1.08);
            box-shadow: 0 0 40px rgba(255, 107, 53, 0.5);
            animation: none;
        }

        @keyframes pulse-ring {
            0% {
                box-shadow: 0 0 0 0 rgba(255, 255, 255, 0.45);
            }

            70% {
                box-shadow: 0 0 0 28px rgba(255, 255, 255, 0);
            }

            100% {
                box-shadow: 0 0 0 0 rgba(255, 255, 255, 0);
            }
        }

        .hero-video-content h1 {
            font-family: var(--font-heading);
            font-size: 48px;
            font-weight: 700;
            color: #fff;
            margin: 0 0 16px;
            line-height: 1.2;
            letter-spacing: 1px;
        }

        .hero-video-content .hero-subtitle {
            font-size: 20px;
            color: rgba(255, 255, 255, 0.9);
            margin: 0 0 32px;
            line-height: 1.6;
            font-weight: 400;
        }

        .hero-cta-group {
            display: flex;
            gap: 16px;
            justify-content: center;
            flex-wrap: wrap;
        }

        .btn-primary {
            display: inline-block;
            background: var(--color-accent);
            color: #fff;
            padding: 14px 32px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 16px;
            transition: all var(--transition-smooth);
            border: 2px solid var(--color-accent);
        }

        .btn-primary:hover {
            background: var(--color-accent-hover);
            border-color: var(--color-accent-hover);
            transform: translateY(-2px);
            box-shadow: var(--shadow-lg);
            color: #fff;
        }

        .btn-outline {
            display: inline-block;
            background: transparent;
            color: #fff;
            padding: 14px 32px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 16px;
            border: 2px solid rgba(255, 255, 255, 0.7);
            transition: all var(--transition-smooth);
        }

        .btn-outline:hover {
            background: rgba(255, 255, 255, 0.15);
            border-color: #fff;
            color: #fff;
            transform: translateY(-2px);
        }

        /* ========== 视频模态框 ========== */
        .video-modal {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(0, 0, 0, 0.85);
            z-index: 3000;
            align-items: center;
            justify-content: center;
        }

        .video-modal.show {
            display: flex;
        }

        .video-modal-inner {
            background: var(--color-white);
            border-radius: var(--radius-lg);
            padding: 40px;
            text-align: center;
            max-width: 600px;
            width: 90%;
            position: relative;
        }

        .video-modal-close {
            position: absolute;
            top: 12px;
            right: 18px;
            font-size: 28px;
            color: var(--color-mid);
            cursor: pointer;
            background: none;
            border: none;
            transition: color var(--transition-fast);
        }

        .video-modal-close:hover {
            color: var(--color-dark);
        }

        .video-modal-inner .modal-icon {
            font-size: 60px;
            color: var(--color-accent);
            margin-bottom: 16px;
        }

        .video-modal-inner h3 {
            font-family: var(--font-heading);
            font-size: 22px;
            font-weight: 600;
            color: var(--color-dark);
            margin: 0 0 10px;
        }

        .video-modal-inner p {
            color: var(--color-mid);
            margin: 0;
            font-size: 15px;
        }

        /* ========== SECTION 通用 ========== */
        .section-padding {
            padding: var(--section-padding) 0;
        }

        .section-bg-light {
            background: var(--color-bg);
        }

        .section-bg-dark {
            background: var(--color-primary);
            color: #fff;
        }

        .section-title {
            font-family: var(--font-heading);
            font-size: 32px;
            font-weight: 700;
            color: var(--color-dark);
            text-align: center;
            margin: 0 0 12px;
            line-height: 1.3;
        }

        .section-subtitle {
            font-size: 17px;
            color: var(--color-mid);
            text-align: center;
            margin: 0 auto 48px;
            max-width: 640px;
            line-height: 1.6;
        }

        .section-bg-dark .section-title {
            color: #fff;
        }

        .section-bg-dark .section-subtitle {
            color: rgba(255, 255, 255, 0.8);
        }

        /* ========== 联赛覆盖卡片 ========== */
        .league-cards-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }

        .league-card {
            background: var(--color-white);
            border-radius: var(--radius-md);
            padding: 28px 22px;
            text-align: center;
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-smooth);
            position: relative;
            overflow: hidden;
        }

        .league-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
            border-color: transparent;
        }

        .league-card-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 60px;
            height: 60px;
            border-radius: 50%;
            background: rgba(255, 107, 53, 0.1);
            color: var(--color-accent);
            font-size: 26px;
            margin-bottom: 16px;
            transition: all var(--transition-smooth);
        }

        .league-card:hover .league-card-icon {
            background: var(--color-accent);
            color: #fff;
            transform: scale(1.1);
        }

        .league-card h3 {
            font-family: var(--font-heading);
            font-size: 18px;
            font-weight: 600;
            color: var(--color-dark);
            margin: 0 0 8px;
        }

        .league-card p {
            font-size: 14px;
            color: var(--color-mid);
            margin: 0;
            line-height: 1.5;
        }

        .league-card .league-count {
            display: inline-block;
            margin-top: 10px;
            font-size: 13px;
            color: var(--color-accent);
            font-weight: 600;
            background: rgba(255, 107, 53, 0.08);
            padding: 4px 12px;
            border-radius: 20px;
        }

        /* ========== 双栏图文 ========== */
        .two-col-block {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
        }

        .two-col-block.reverse {
            direction: rtl;
        }

        .two-col-block.reverse>* {
            direction: ltr;
        }

        .two-col-image {
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-lg);
        }

        .two-col-image img {
            width: 100%;
            height: auto;
            object-fit: cover;
        }

        .two-col-text h2 {
            font-family: var(--font-heading);
            font-size: 28px;
            font-weight: 700;
            color: var(--color-dark);
            margin: 0 0 16px;
            line-height: 1.3;
        }

        .two-col-text p {
            font-size: 16px;
            color: var(--color-mid);
            margin: 0 0 12px;
            line-height: 1.7;
        }

        .two-col-text .feature-list {
            list-style: none;
            padding: 0;
            margin: 16px 0 0;
        }

        .two-col-text .feature-list li {
            padding: 8px 0 8px 28px;
            position: relative;
            font-size: 15px;
            color: var(--color-dark);
            line-height: 1.6;
        }

        .two-col-text .feature-list li::before {
            content: '\f00c';
            font-family: 'Font Awesome 6 Free';
            font-weight: 900;
            position: absolute;
            left: 0;
            top: 8px;
            color: var(--color-accent);
            font-size: 14px;
        }

        /* ========== 数据统计区 ========== */
        .stats-row {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            text-align: center;
        }

        .stat-item {
            padding: 20px;
        }

        .stat-number {
            font-family: var(--font-heading);
            font-size: 52px;
            font-weight: 700;
            color: var(--color-accent);
            line-height: 1;
            margin-bottom: 8px;
            display: flex;
            align-items: baseline;
            justify-content: center;
            gap: 4px;
        }

        .stat-number .stat-suffix {
            font-size: 28px;
            font-weight: 500;
        }

        .stat-label {
            font-size: 15px;
            color: rgba(255, 255, 255, 0.85);
            font-weight: 500;
        }

        /* ========== 流程步骤 ========== */
        .steps-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            position: relative;
        }

        .step-card {
            text-align: center;
            padding: 32px 20px;
            background: var(--color-white);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border);
            position: relative;
            transition: all var(--transition-smooth);
        }

        .step-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
        }

        .step-number {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: var(--color-primary);
            color: #fff;
            font-size: 20px;
            font-weight: 700;
            margin-bottom: 16px;
        }

        .step-card h3 {
            font-family: var(--font-heading);
            font-size: 17px;
            font-weight: 600;
            color: var(--color-dark);
            margin: 0 0 8px;
        }

        .step-card p {
            font-size: 14px;
            color: var(--color-mid);
            margin: 0;
            line-height: 1.5;
        }

        /* ========== 热门赛事卡片 ========== */
        .match-cards-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .match-card {
            background: var(--color-white);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border);
            transition: all var(--transition-smooth);
        }

        .match-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
        }

        .match-card-image {
            height: 180px;
            overflow: hidden;
            position: relative;
        }

        .match-card-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-smooth);
        }

        .match-card:hover .match-card-image img {
            transform: scale(1.04);
        }

        .match-card-date {
            position: absolute;
            top: 12px;
            left: 12px;
            background: var(--color-accent);
            color: #fff;
            padding: 6px 14px;
            border-radius: 20px;
            font-size: 13px;
            font-weight: 600;
            z-index: 1;
        }

        .match-card-body {
            padding: 18px 16px;
        }

        .match-card-body h3 {
            font-family: var(--font-heading);
            font-size: 17px;
            font-weight: 600;
            color: var(--color-dark);
            margin: 0 0 6px;
            line-height: 1.4;
        }

        .match-card-body .match-info {
            font-size: 13px;
            color: var(--color-mid);
            margin: 0 0 10px;
        }

        .match-card-body .match-league {
            display: inline-block;
            font-size: 12px;
            color: var(--color-primary);
            font-weight: 500;
            background: rgba(10, 46, 31, 0.06);
            padding: 3px 10px;
            border-radius: 12px;
        }

        .match-card-body .btn-sm {
            display: inline-block;
            margin-top: 10px;
            font-size: 14px;
            font-weight: 600;
            color: var(--color-accent);
            transition: color var(--transition-fast);
            cursor: pointer;
        }

        .match-card-body .btn-sm:hover {
            color: var(--color-accent-hover);
            text-decoration: underline;
        }

        .match-card-body .btn-sm i {
            margin-left: 4px;
            font-size: 12px;
        }

        /* ========== 品牌介绍 ========== */
        .brand-intro-block {
            display: grid;
            grid-template-columns: 1fr 1.2fr;
            gap: 48px;
            align-items: center;
        }

        .brand-intro-image {
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-lg);
        }

        .brand-intro-image img {
            width: 100%;
            height: auto;
            object-fit: cover;
        }

        .brand-intro-text h2 {
            font-family: var(--font-heading);
            font-size: 28px;
            font-weight: 700;
            color: var(--color-dark);
            margin: 0 0 16px;
            line-height: 1.3;
        }

        .brand-intro-text p {
            font-size: 16px;
            color: var(--color-mid);
            line-height: 1.8;
            margin: 0 0 12px;
        }

        /* ========== FAQ ========== */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }

        .faq-item {
            background: var(--color-white);
            border-radius: var(--radius-md);
            margin-bottom: 12px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border);
            overflow: hidden;
            transition: all var(--transition-fast);
        }

        .faq-item:hover {
            box-shadow: var(--shadow-md);
        }

        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 18px 22px;
            background: none;
            border: none;
            font-size: 16px;
            font-weight: 600;
            color: var(--color-dark);
            cursor: pointer;
            text-align: left;
            font-family: var(--font-body);
            transition: color var(--transition-fast);
            line-height: 1.5;
        }

        .faq-question:hover {
            color: var(--color-accent);
        }

        .faq-question .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: rgba(10, 46, 31, 0.06);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            color: var(--color-primary);
            transition: all var(--transition-smooth);
            margin-left: 12px;
        }

        .faq-item.open .faq-question .faq-icon {
            transform: rotate(45deg);
            background: var(--color-accent);
            color: #fff;
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-smooth), padding var(--transition-smooth);
            padding: 0 22px;
        }

        .faq-item.open .faq-answer {
            max-height: 400px;
            padding: 0 22px 18px;
        }

        .faq-answer p {
            font-size: 15px;
            color: var(--color-mid);
            line-height: 1.7;
            margin: 0;
        }

        /* ========== CTA ========== */
        .cta-section {
            background: var(--color-primary);
            text-align: center;
            padding: 64px 20px;
        }

        .cta-section h2 {
            font-family: var(--font-heading);
            font-size: 32px;
            font-weight: 700;
            color: #fff;
            margin: 0 0 12px;
        }

        .cta-section p {
            font-size: 17px;
            color: rgba(255, 255, 255, 0.85);
            margin: 0 auto 28px;
            max-width: 560px;
            line-height: 1.6;
        }

        .cta-section .btn-primary {
            font-size: 17px;
            padding: 16px 38px;
        }

        .cta-section .risk-note {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.55);
            margin-top: 16px;
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: #161616;
            color: #c0c0c0;
            padding: 48px 0 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 32px;
            padding-bottom: 32px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }

        .footer-col h4 {
            font-family: var(--font-heading);
            font-size: 16px;
            font-weight: 600;
            color: #fff;
            margin: 0 0 14px;
        }

        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .footer-col ul li {
            margin-bottom: 8px;
        }

        .footer-col ul li a {
            color: #c0c0c0;
            font-size: 14px;
            transition: color var(--transition-fast);
        }

        .footer-col ul li a:hover {
            color: var(--color-accent);
        }

        .footer-social {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }

        .footer-social a {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.08);
            color: #c0c0c0;
            font-size: 18px;
            transition: all var(--transition-smooth);
        }

        .footer-social a:hover {
            background: var(--color-accent);
            color: #fff;
            transform: translateY(-2px);
        }

        .footer-bottom {
            text-align: center;
            padding: 20px 0;
            font-size: 13px;
            color: #888;
            line-height: 2;
        }

        .footer-bottom a {
            color: #aaa;
            transition: color var(--transition-fast);
        }

        .footer-bottom a:hover {
            color: var(--color-accent);
        }

        /* ========== 响应式 ========== */
        @media screen and (max-width: 1024px) {
            .league-cards-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .stats-row {
                grid-template-columns: repeat(2, 1fr);
            }
            .steps-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .match-cards-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .two-col-block {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .brand-intro-block {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .hero-video-content h1 {
                font-size: 38px;
            }
            .header-nav-desktop {
                gap: 0;
            }
            .header-nav-desktop .nav-divider {
                margin: 0 8px;
                height: 18px;
            }
            .header-nav-desktop a {
                font-size: 13px;
                padding: 6px 6px;
            }
            .header-logo {
                font-size: 28px;
            }
            .header-cta-btn {
                padding: 6px 12px !important;
                font-size: 13px !important;
            }
        }

        @media screen and (max-width: 768px) {
            .header-nav-desktop {
                display: none;
            }
            .mobile-toggle {
                display: block;
            }
            .mobile-nav-panel {
                display: block;
            }
            .header-logo {
                font-size: 26px;
            }
            .hero-video-section {
                min-height: 480px;
            }
            .hero-video-content h1 {
                font-size: 30px;
            }
            .hero-video-content .hero-subtitle {
                font-size: 16px;
            }
            .hero-play-btn {
                width: 70px;
                height: 70px;
                font-size: 28px;
            }
            .league-cards-grid {
                grid-template-columns: 1fr 1fr;
            }
            .stats-row {
                grid-template-columns: 1fr 1fr;
            }
            .steps-grid {
                grid-template-columns: 1fr 1fr;
            }
            .match-cards-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .section-title {
                font-size: 26px;
            }
            .section-padding {
                padding: var(--section-padding-mobile) 0;
            }
            .two-col-block {
                grid-template-columns: 1fr;
            }
            .brand-intro-block {
                grid-template-columns: 1fr;
            }
            .stat-number {
                font-size: 40px;
            }
            .cta-section h2 {
                font-size: 26px;
            }
        }

        @media screen and (max-width: 520px) {
            .league-cards-grid {
                grid-template-columns: 1fr;
            }
            .stats-row {
                grid-template-columns: 1fr;
            }
            .steps-grid {
                grid-template-columns: 1fr;
            }
            .match-cards-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
            }
            .hero-video-content h1 {
                font-size: 24px;
            }
            .hero-video-content .hero-subtitle {
                font-size: 14px;
            }
            .hero-cta-group {
                flex-direction: column;
                align-items: center;
            }
            .hero-play-btn {
                width: 60px;
                height: 60px;
                font-size: 24px;
            }
            .section-title {
                font-size: 22px;
            }
            .header-logo {
                font-size: 22px;
            }
            .stat-number {
                font-size: 34px;
            }
            .cta-section h2 {
                font-size: 22px;
            }
        }