/* roulang page: index */
:root {
            --color-primary: #0F172A;
            --color-primary-light: #1E1E2E;
            --color-accent-green: #00E676;
            --color-accent-green-hover: #00C853;
            --color-accent-orange: #FF6D00;
            --color-bg-light: #F5F7FA;
            --color-bg-white: #FFFFFF;
            --color-text-primary: #1E293B;
            --color-text-secondary: #475569;
            --color-text-muted: #64748B;
            --color-text-light: #94A3B8;
            --color-text-on-dark: #E2E8F0;
            --color-border: #E2E8F0;
            --color-border-light: #F1F5F9;
            --radius-sm: 4px;
            --radius-md: 6px;
            --radius-lg: 8px;
            --radius-xl: 12px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
            --shadow-md: 0 2px 12px rgba(0, 0, 0, 0.06);
            --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.12);
            --shadow-hover: 0 8px 28px rgba(0, 0, 0, 0.14);
            --spacing-xs: 8px;
            --spacing-sm: 16px;
            --spacing-md: 24px;
            --spacing-lg: 40px;
            --spacing-xl: 60px;
            --spacing-xxl: 80px;
            --nav-width: 280px;
            --transition-fast: 0.15s ease;
            --transition-normal: 0.2s ease;
            --transition-slow: 0.3s ease;
            --font-family-cn: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            --font-family-en: 'Inter', 'Roboto', sans-serif;
        }

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

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-family-cn);
            font-size: 16px;
            line-height: 1.8;
            color: var(--color-text-primary);
            background-color: var(--color-bg-white);
            margin: 0;
            padding: 0;
            overflow-x: hidden;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
        }
        a:hover {
            color: var(--color-accent-green);
        }
        a:focus-visible {
            outline: 2px solid var(--color-accent-green);
            outline-offset: 2px;
            border-radius: var(--radius-sm);
        }

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

        button {
            cursor: pointer;
            font-family: inherit;
            transition: all var(--transition-normal);
        }
        button:focus-visible {
            outline: 2px solid var(--color-accent-green);
            outline-offset: 2px;
        }

        input {
            font-family: inherit;
            transition: all var(--transition-normal);
        }
        input:focus-visible {
            outline: 2px solid var(--color-accent-green);
            outline-offset: 2px;
        }

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            margin-top: 0;
            line-height: 1.3;
            color: var(--color-text-primary);
        }
        h1 {
            font-size: 36px;
            font-weight: 700;
            line-height: 1.2;
        }
        h2 {
            font-size: 28px;
            font-weight: 700;
        }
        h3 {
            font-size: 22px;
            font-weight: 600;
            line-height: 1.4;
        }
        h4 {
            font-size: 18px;
            font-weight: 600;
            line-height: 1.5;
        }
        p {
            margin-top: 0;
            margin-bottom: 1.5em;
            line-height: 1.8;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 16px;
            padding-right: 16px;
        }

        /* ============ 分屏布局 ============ */
        .app-layout {
            display: flex;
            min-height: 100vh;
        }

        /* ============ 左侧导航栏 ============ */
        .side-nav {
            width: var(--nav-width);
            min-width: var(--nav-width);
            height: 100vh;
            position: fixed;
            left: 0;
            top: 0;
            background-color: var(--color-primary);
            display: flex;
            flex-direction: column;
            z-index: 1000;
            padding: 24px 20px;
            overflow-y: auto;
            transition: transform var(--transition-slow);
        }
        .side-nav .nav-logo {
            font-size: 24px;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 32px;
            display: flex;
            align-items: center;
            gap: 10px;
            white-space: nowrap;
        }
        .side-nav .nav-logo i {
            color: var(--color-accent-green);
            font-size: 28px;
        }
        .side-nav .nav-menu {
            list-style: none;
            padding: 0;
            margin: 0;
            flex: 1;
        }
        .side-nav .nav-menu li {
            margin-bottom: 4px;
        }
        .side-nav .nav-menu li a {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 12px 16px;
            border-radius: var(--radius-md);
            color: var(--color-text-light);
            font-size: 15px;
            font-weight: 500;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .side-nav .nav-menu li a:hover {
            color: var(--color-accent-green);
            background-color: rgba(255, 255, 255, 0.04);
        }
        .side-nav .nav-menu li a.active {
            color: var(--color-accent-green);
            background-color: rgba(0, 230, 118, 0.08);
            font-weight: 600;
        }
        .side-nav .nav-menu li a i {
            width: 20px;
            text-align: center;
            font-size: 14px;
        }
        .side-nav .nav-search {
            margin: 20px 0;
            position: relative;
        }
        .side-nav .nav-search input {
            width: 100%;
            padding: 10px 40px 10px 14px;
            border-radius: var(--radius-md);
            border: 1px solid rgba(255, 255, 255, 0.15);
            background-color: rgba(255, 255, 255, 0.06);
            color: #FFFFFF;
            font-size: 14px;
            transition: all var(--transition-fast);
        }
        .side-nav .nav-search input::placeholder {
            color: var(--color-text-light);
        }
        .side-nav .nav-search input:focus {
            border-color: var(--color-accent-green);
            background-color: rgba(255, 255, 255, 0.1);
            outline: none;
            box-shadow: 0 0 0 3px rgba(0, 230, 118, 0.15);
        }
        .side-nav .nav-search button {
            position: absolute;
            right: 8px;
            top: 50%;
            transform: translateY(-50%);
            background: none;
            border: none;
            color: var(--color-text-light);
            font-size: 14px;
            padding: 4px 8px;
            transition: color var(--transition-fast);
        }
        .side-nav .nav-search button:hover {
            color: var(--color-accent-green);
        }
        .side-nav .nav-cta {
            margin-top: 12px;
        }
        .side-nav .nav-cta a {
            display: block;
            text-align: center;
            padding: 10px 20px;
            border-radius: var(--radius-md);
            border: 2px solid var(--color-accent-orange);
            color: var(--color-accent-orange);
            font-weight: 600;
            font-size: 14px;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .side-nav .nav-cta a:hover {
            background-color: var(--color-accent-orange);
            color: #FFFFFF;
        }

        /* ============ 右侧主内容区 ============ */
        .main-content {
            flex: 1;
            margin-left: var(--nav-width);
            min-height: 100vh;
        }

        /* ============ Hero 区域 ============ */
        .hero-section {
            position: relative;
            min-height: 100vh;
            display: flex;
            align-items: center;
            background-image: url('/assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            overflow: hidden;
        }
        .hero-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(15, 23, 42, 0.88) 0%, rgba(15, 23, 42, 0.7) 40%, rgba(30, 30, 46, 0.6) 100%);
            z-index: 1;
        }
        .hero-section .hero-content {
            position: relative;
            z-index: 2;
            padding: 80px 40px;
            max-width: 700px;
        }
        .hero-badge {
            display: inline-block;
            background: var(--color-accent-orange);
            color: #FFFFFF;
            font-weight: 700;
            font-size: 14px;
            padding: 6px 16px;
            border-radius: 20px;
            letter-spacing: 1px;
            margin-bottom: 20px;
            animation: pulse-badge 2s ease-in-out infinite;
            position: relative;
        }
        .hero-badge::after {
            content: '';
            position: absolute;
            top: -6px;
            right: -10px;
            width: 20px;
            height: 20px;
            background: var(--color-accent-green);
            border-radius: 50%;
            border: 3px solid #fff;
            animation: pop-dot 1.5s ease-in-out infinite;
        }
        @keyframes pulse-badge {
            0%,
            100% {
                transform: scale(1);
            }
            50% {
                transform: scale(1.04);
            }
        }
        @keyframes pop-dot {
            0%,
            100% {
                transform: scale(1);
                opacity: 1;
            }
            50% {
                transform: scale(1.5);
                opacity: 0.6;
            }
        }
        .hero-section .hero-content h1 {
            font-size: 52px;
            font-weight: 800;
            color: #FFFFFF;
            margin-bottom: 16px;
            letter-spacing: 2px;
            line-height: 1.15;
        }
        .hero-section .hero-content h1 span {
            color: var(--color-accent-green);
        }
        .hero-section .hero-content .hero-subtitle {
            font-size: 18px;
            color: var(--color-text-on-dark);
            line-height: 1.7;
            margin-bottom: 32px;
            max-width: 560px;
        }
        .hero-section .hero-content .hero-subtitle strong {
            color: var(--color-accent-orange);
            font-weight: 700;
        }
        .hero-cta-group {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
        }
        .btn-primary-cta {
            display: inline-block;
            padding: 14px 32px;
            background-color: var(--color-accent-green);
            color: #0F172A;
            font-weight: 700;
            font-size: 16px;
            border-radius: var(--radius-md);
            border: none;
            text-align: center;
            transition: all var(--transition-normal);
            letter-spacing: 0.5px;
            white-space: nowrap;
        }
        .btn-primary-cta:hover {
            background-color: var(--color-accent-green-hover);
            color: #0F172A;
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(0, 230, 118, 0.35);
        }
        .btn-outline-cta {
            display: inline-block;
            padding: 14px 32px;
            background: transparent;
            color: var(--color-accent-green);
            font-weight: 700;
            font-size: 16px;
            border-radius: var(--radius-md);
            border: 2px solid var(--color-accent-green);
            text-align: center;
            transition: all var(--transition-normal);
            white-space: nowrap;
        }
        .btn-outline-cta:hover {
            background-color: rgba(0, 230, 118, 0.1);
            color: var(--color-accent-green);
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(0, 230, 118, 0.2);
        }
        .hero-data-tag {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 255, 255, 0.08);
            border: 1px solid rgba(255, 255, 255, 0.2);
            border-radius: 20px;
            padding: 8px 16px;
            color: #FFFFFF;
            font-size: 13px;
            font-weight: 500;
            margin-top: 20px;
        }
        .hero-data-tag i {
            color: var(--color-accent-green);
        }

        /* ============ 通用板块样式 ============ */
        .section-block {
            padding: var(--spacing-xxl) 0;
        }
        .section-block.bg-light {
            background-color: var(--color-bg-light);
        }
        .section-block.bg-dark {
            background-color: var(--color-primary);
            color: var(--color-text-on-dark);
        }
        .section-block.bg-dark h2,
        .section-block.bg-dark h3,
        .section-block.bg-dark h4 {
            color: #FFFFFF;
        }
        .section-block.bg-dark p {
            color: var(--color-text-on-dark);
        }
        .section-header {
            text-align: center;
            margin-bottom: 48px;
        }
        .section-header h2 {
            margin-bottom: 12px;
        }
        .section-header .section-desc {
            color: var(--color-text-muted);
            font-size: 16px;
            max-width: 600px;
            margin: 0 auto;
            line-height: 1.7;
        }
        .section-block.bg-dark .section-desc {
            color: var(--color-text-light);
        }

        /* ============ 指标看板 ============ */
        .metrics-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .metric-card {
            background: var(--color-primary-light);
            border-radius: var(--radius-xl);
            padding: 28px 24px;
            text-align: center;
            transition: all var(--transition-normal);
            position: relative;
            overflow: hidden;
        }
        .metric-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
        }
        .metric-card .metric-icon {
            font-size: 32px;
            color: var(--color-accent-green);
            margin-bottom: 12px;
        }
        .metric-card .metric-value {
            font-size: 48px;
            font-weight: 800;
            color: var(--color-accent-green);
            font-family: var(--font-family-en);
            line-height: 1;
            margin-bottom: 8px;
        }
        .metric-card .metric-label {
            font-size: 14px;
            color: var(--color-text-light);
            font-weight: 500;
        }
        .metric-card .metric-sub {
            font-size: 12px;
            color: var(--color-text-muted);
            margin-top: 4px;
        }

        /* ============ 品牌故事 ============ */
        .brand-story-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
        }
        .brand-story-text h2 {
            margin-bottom: 20px;
        }
        .brand-story-text p {
            color: var(--color-text-secondary);
            line-height: 1.9;
            margin-bottom: 16px;
        }
        .brand-story-image {
            border-radius: var(--radius-xl);
            overflow: hidden;
            box-shadow: var(--shadow-lg);
        }
        .brand-story-image img {
            width: 100%;
            height: 380px;
            object-fit: cover;
            border-radius: var(--radius-xl);
        }

        /* ============ 服务矩阵（非对称网格） ============ */
        .service-asymmetric {
            display: grid;
            grid-template-columns: 3fr 2fr;
            gap: 20px;
        }
        .service-card-large {
            background: #FFFFFF;
            border-radius: var(--radius-xl);
            overflow: hidden;
            box-shadow: var(--shadow-md);
            transition: all var(--transition-normal);
            display: flex;
            flex-direction: column;
            min-height: 420px;
        }
        .service-card-large:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-hover);
        }
        .service-card-large .card-img-wrap {
            height: 220px;
            overflow: hidden;
        }
        .service-card-large .card-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }
        .service-card-large:hover .card-img-wrap img {
            transform: scale(1.04);
        }
        .service-card-large .card-body {
            padding: 24px;
            flex: 1;
            display: flex;
            flex-direction: column;
            justify-content: space-between;
        }
        .service-card-large .card-body h3 {
            margin-bottom: 8px;
        }
        .service-card-large .card-body p {
            color: var(--color-text-muted);
            font-size: 15px;
            line-height: 1.7;
            margin-bottom: 16px;
        }
        .service-card-large .card-body .card-link {
            color: var(--color-accent-green);
            font-weight: 600;
            font-size: 14px;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: gap var(--transition-fast);
        }
        .service-card-large .card-body .card-link:hover {
            gap: 10px;
            color: var(--color-accent-green-hover);
        }
        .service-cards-stack {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }
        .service-card-small {
            background: #FFFFFF;
            border-radius: var(--radius-xl);
            overflow: hidden;
            box-shadow: var(--shadow-md);
            transition: all var(--transition-normal);
            display: flex;
            flex: 1;
            min-height: 190px;
        }
        .service-card-small:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-hover);
        }
        .service-card-small .card-img-mini {
            width: 140px;
            min-width: 140px;
            overflow: hidden;
        }
        .service-card-small .card-img-mini img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }
        .service-card-small:hover .card-img-mini img {
            transform: scale(1.05);
        }
        .service-card-small .card-body-mini {
            padding: 20px;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }
        .service-card-small .card-body-mini h4 {
            margin-bottom: 6px;
            font-size: 17px;
        }
        .service-card-small .card-body-mini p {
            color: var(--color-text-muted);
            font-size: 14px;
            line-height: 1.6;
            margin-bottom: 0;
        }

        /* ============ 结果对比 ============ */
        .compare-grid {
            display: grid;
            grid-template-columns: 1fr auto 1fr;
            gap: 0;
            align-items: stretch;
            background: #FFFFFF;
            border-radius: var(--radius-xl);
            box-shadow: var(--shadow-md);
            overflow: hidden;
        }
        .compare-panel {
            padding: 36px 28px;
            text-align: center;
        }
        .compare-panel h3 {
            font-size: 20px;
            margin-bottom: 20px;
            font-weight: 700;
        }
        .compare-panel .compare-stat {
            margin-bottom: 14px;
        }
        .compare-panel .compare-stat .stat-label {
            font-size: 13px;
            color: var(--color-text-muted);
            margin-bottom: 4px;
            text-align: left;
        }
        .compare-panel .compare-stat .progress {
            height: 12px;
            border-radius: 6px;
            background-color: #E2E8F0;
        }
        .compare-panel .compare-stat .progress-bar {
            border-radius: 6px;
            background-color: var(--color-accent-green);
        }
        .compare-vs {
            display: flex;
            align-items: center;
            justify-content: center;
            background: linear-gradient(180deg, #0F172A 0%, #1E1E2E 100%);
            padding: 0 20px;
            min-width: 80px;
            position: relative;
        }
        .compare-vs .vs-badge {
            width: 64px;
            height: 64px;
            border-radius: 50%;
            background: var(--color-accent-orange);
            color: #FFFFFF;
            font-weight: 800;
            font-size: 20px;
            display: flex;
            align-items: center;
            justify-content: center;
            letter-spacing: 1px;
            box-shadow: 0 4px 16px rgba(255, 109, 0, 0.4);
        }

        /* ============ 口碑气泡 ============ */
        .testimonials-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .testimonial-card {
            background: #FFFFFF;
            border-radius: var(--radius-lg);
            padding: 28px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-normal);
            position: relative;
        }
        .testimonial-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
        }
        .testimonial-card .quote-icon {
            font-size: 40px;
            color: var(--color-accent-green);
            opacity: 0.3;
            line-height: 1;
            margin-bottom: 12px;
        }
        .testimonial-card .quote-text {
            font-size: 15px;
            color: var(--color-text-secondary);
            line-height: 1.7;
            margin-bottom: 16px;
            font-style: italic;
        }
        .testimonial-card .quote-author {
            font-weight: 600;
            font-size: 14px;
            color: var(--color-text-primary);
        }
        .testimonial-card .quote-role {
            font-size: 12px;
            color: var(--color-text-muted);
        }

        /* ============ 时间线 ============ */
        .timeline-list {
            position: relative;
            padding-left: 40px;
            max-width: 700px;
            margin: 0 auto;
        }
        .timeline-list::before {
            content: '';
            position: absolute;
            left: 18px;
            top: 0;
            bottom: 0;
            width: 3px;
            background: linear-gradient(180deg, var(--color-accent-green), var(--color-accent-orange));
            border-radius: 2px;
        }
        .timeline-item {
            position: relative;
            margin-bottom: 36px;
            padding-left: 28px;
        }
        .timeline-item::before {
            content: '';
            position: absolute;
            left: -26px;
            top: 6px;
            width: 14px;
            height: 14px;
            border-radius: 50%;
            background: var(--color-accent-green);
            border: 3px solid #FFFFFF;
            box-shadow: 0 0 0 3px var(--color-accent-green);
            z-index: 2;
        }
        .timeline-item h4 {
            margin-bottom: 6px;
            font-size: 18px;
        }
        .timeline-item .timeline-date {
            font-size: 13px;
            color: var(--color-accent-orange);
            font-weight: 600;
            margin-bottom: 4px;
        }
        .timeline-item p {
            color: var(--color-text-muted);
            font-size: 15px;
            line-height: 1.7;
            margin-bottom: 0;
        }

        /* ============ 使用指南 ============ */
        .guide-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .guide-card {
            background: #FFFFFF;
            border-radius: var(--radius-lg);
            padding: 28px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-normal);
            text-align: center;
        }
        .guide-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
        }
        .guide-card .guide-num {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: var(--color-accent-green);
            color: #0F172A;
            font-weight: 800;
            font-size: 20px;
            margin-bottom: 16px;
            font-family: var(--font-family-en);
        }
        .guide-card h4 {
            margin-bottom: 8px;
        }
        .guide-card p {
            color: var(--color-text-muted);
            font-size: 14px;
            line-height: 1.7;
            margin-bottom: 0;
        }

        /* ============ 深度内容区 ============ */
        .deep-content-full {
            display: grid;
            grid-template-columns: 6fr 4fr;
            gap: 40px;
            align-items: center;
        }
        .deep-content-full .deep-text h3 {
            margin-bottom: 16px;
        }
        .deep-content-full .deep-text p {
            color: var(--color-text-secondary);
            line-height: 1.9;
            margin-bottom: 14px;
        }
        .deep-content-full .deep-image {
            border-radius: var(--radius-xl);
            overflow: hidden;
            box-shadow: var(--shadow-lg);
        }
        .deep-content-full .deep-image img {
            width: 100%;
            height: 340px;
            object-fit: cover;
            border-radius: var(--radius-xl);
        }
        .deep-content-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
        }
        .deep-card {
            background: #FFFFFF;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-normal);
            display: flex;
            flex-direction: column;
        }
        .deep-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
        }
        .deep-card .deep-card-img {
            height: 200px;
            overflow: hidden;
        }
        .deep-card .deep-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }
        .deep-card:hover .deep-card-img img {
            transform: scale(1.04);
        }
        .deep-card .deep-card-body {
            padding: 20px;
            flex: 1;
        }
        .deep-card .deep-card-body h4 {
            margin-bottom: 8px;
        }
        .deep-card .deep-card-body p {
            color: var(--color-text-muted);
            font-size: 14px;
            line-height: 1.7;
            margin-bottom: 0;
        }
        .deep-list-block {
            background: #FFFFFF;
            border-radius: var(--radius-xl);
            padding: 36px;
            box-shadow: var(--shadow-sm);
        }
        .deep-list-item {
            display: flex;
            gap: 20px;
            padding: 16px 0;
            border-bottom: 1px solid var(--color-border-light);
            align-items: flex-start;
        }
        .deep-list-item:last-child {
            border-bottom: none;
        }
        .deep-list-item .list-date {
            min-width: 90px;
            font-size: 13px;
            color: var(--color-accent-orange);
            font-weight: 600;
            padding-top: 2px;
        }
        .deep-list-item .list-content h4 {
            font-size: 16px;
            margin-bottom: 4px;
        }
        .deep-list-item .list-content p {
            color: var(--color-text-muted);
            font-size: 14px;
            line-height: 1.6;
            margin-bottom: 0;
        }

        /* ============ 资讯区 ============ */
        .news-layout {
            display: grid;
            grid-template-columns: 2fr 1fr;
            gap: 32px;
        }
        .news-list-col .news-item {
            display: flex;
            gap: 16px;
            padding: 18px 0;
            border-bottom: 1px solid var(--color-border-light);
            align-items: flex-start;
            transition: background var(--transition-fast);
            border-radius: var(--radius-sm);
            padding-left: 8px;
            padding-right: 8px;
            margin: 0 -8px;
        }
        .news-list-col .news-item:hover {
            background: #FAFBFC;
        }
        .news-list-col .news-date-tag {
            min-width: 85px;
            font-size: 13px;
            color: var(--color-accent-orange);
            font-weight: 600;
            padding-top: 2px;
        }
        .news-list-col .news-info h4 {
            font-size: 16px;
            margin-bottom: 4px;
            font-weight: 600;
        }
        .news-list-col .news-info h4 a {
            color: var(--color-text-primary);
            transition: color var(--transition-fast);
        }
        .news-list-col .news-info h4 a:hover {
            color: var(--color-accent-green);
        }
        .news-list-col .news-info .news-excerpt {
            font-size: 14px;
            color: var(--color-text-muted);
            line-height: 1.6;
            margin-bottom: 6px;
        }
        .news-list-col .news-info .read-more {
            font-size: 13px;
            color: var(--color-accent-green);
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 4px;
            transition: gap var(--transition-fast);
        }
        .news-list-col .news-info .read-more:hover {
            gap: 8px;
            color: var(--color-accent-green-hover);
        }
        .news-sidebar {
            background: #FFFFFF;
            border-radius: var(--radius-lg);
            padding: 24px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border-light);
            height: fit-content;
        }
        .news-sidebar h4 {
            margin-bottom: 16px;
            font-size: 17px;
        }
        .news-sidebar .hot-tag {
            display: inline-block;
            padding: 6px 14px;
            border-radius: 20px;
            background: #F1F5F9;
            color: var(--color-text-secondary);
            font-size: 13px;
            margin: 4px;
            transition: all var(--transition-fast);
        }
        .news-sidebar .hot-tag:hover {
            background: var(--color-accent-green);
            color: #0F172A;
        }

        /* ============ FAQ ============ */
        .accordion-custom .accordion-item {
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            margin-bottom: 12px;
            overflow: hidden;
            background: #FFFFFF;
            transition: all var(--transition-fast);
        }
        .accordion-custom .accordion-button {
            font-size: 16px;
            font-weight: 600;
            background: #FFFFFF;
            color: var(--color-text-primary);
            padding: 18px 20px;
            border: none;
            box-shadow: none;
            border-radius: 0;
            transition: all var(--transition-fast);
        }
        .accordion-custom .accordion-button:not(.collapsed) {
            background: #F8FAFC;
            color: var(--color-text-primary);
            border-left: 4px solid var(--color-accent-green);
            box-shadow: none;
        }
        .accordion-custom .accordion-button:focus {
            box-shadow: 0 0 0 3px rgba(0, 230, 118, 0.15);
            border-color: var(--color-accent-green);
        }
        .accordion-custom .accordion-body {
            font-size: 15px;
            line-height: 1.7;
            color: var(--color-text-secondary);
            padding: 18px 20px 20px 24px;
        }

        /* ============ 转化表单 ============ */
        .cta-section {
            background: var(--color-primary);
            padding: 70px 0;
            text-align: center;
        }
        .cta-section .cta-inner {
            max-width: 560px;
            margin: 0 auto;
        }
        .cta-section h2 {
            color: #FFFFFF;
            margin-bottom: 12px;
        }
        .cta-section .cta-desc {
            color: var(--color-text-on-dark);
            margin-bottom: 28px;
            font-size: 16px;
            line-height: 1.7;
        }
        .cta-form {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
            justify-content: center;
        }
        .cta-form input {
            flex: 1;
            min-width: 240px;
            padding: 14px 18px;
            border-radius: var(--radius-md);
            border: 0;
            background: var(--color-primary-light);
            color: #FFFFFF;
            font-size: 15px;
        }
        .cta-form input::placeholder {
            color: var(--color-text-light);
        }
        .cta-form input:focus {
            outline: 2px solid var(--color-accent-green);
            outline-offset: 2px;
        }
        .cta-form .btn-submit {
            padding: 14px 28px;
            background: var(--color-accent-green);
            color: #0F172A;
            font-weight: 700;
            font-size: 15px;
            border: none;
            border-radius: var(--radius-md);
            white-space: nowrap;
            transition: all var(--transition-normal);
        }
        .cta-form .btn-submit:hover {
            background: var(--color-accent-green-hover);
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(0, 230, 118, 0.35);
        }
        .cta-privacy {
            font-size: 12px;
            color: var(--color-text-light);
            margin-top: 14px;
        }
        .cta-privacy a {
            color: var(--color-accent-green);
            text-decoration: underline;
        }

        /* ============ 页脚 ============ */
        .site-footer {
            background: #0A0F1A;
            padding: 48px 0 32px;
            text-align: center;
            color: var(--color-text-light);
        }
        .site-footer .footer-brand {
            font-size: 22px;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 16px;
        }
        .site-footer .footer-links {
            margin-bottom: 20px;
            display: flex;
            flex-wrap: wrap;
            gap: 20px;
            justify-content: center;
        }
        .site-footer .footer-links a {
            color: var(--color-text-light);
            font-size: 14px;
            transition: color var(--transition-fast);
        }
        .site-footer .footer-links a:hover {
            color: var(--color-accent-green);
        }
        .site-footer .footer-info {
            font-size: 13px;
            color: var(--color-text-muted);
            line-height: 2;
        }
        .site-footer .footer-info span {
            margin: 0 8px;
            color: #475569;
        }

        /* ============ 移动端顶部导航条 ============ */
        .mobile-nav-bar {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1100;
            background: var(--color-primary);
            padding: 12px 16px;
            align-items: center;
            justify-content: space-between;
        }
        .mobile-nav-bar .mobile-logo {
            font-size: 20px;
            font-weight: 700;
            color: #FFFFFF;
        }
        .mobile-nav-bar .hamburger-btn {
            background: none;
            border: none;
            color: #FFFFFF;
            font-size: 24px;
            padding: 4px 8px;
        }
        .mobile-overlay {
            display: none;
            position: fixed;
            inset: 0;
            background: rgba(0, 0, 0, 0.7);
            z-index: 1050;
        }
        .mobile-overlay.show {
            display: block;
        }

        /* ============ 响应式 ============ */
        @media (max-width: 1200px) {
            .metrics-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .service-asymmetric {
                grid-template-columns: 1fr 1fr;
            }
            .service-asymmetric .service-card-large {
                grid-column: 1 / -1;
            }
            .compare-grid {
                grid-template-columns: 1fr;
            }
            .compare-vs {
                padding: 16px 0;
            }
            .compare-vs .vs-badge {
                width: 48px;
                height: 48px;
                font-size: 16px;
            }
            .testimonials-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .guide-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .deep-content-full {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .news-layout {
                grid-template-columns: 1fr;
            }
        }
        @media (max-width: 992px) {
            .side-nav {
                transform: translateX(-100%);
                width: 280px;
                min-width: 280px;
            }
            .side-nav.mobile-open {
                transform: translateX(0);
            }
            .main-content {
                margin-left: 0;
            }
            .mobile-nav-bar {
                display: flex;
            }
            .hero-section {
                min-height: 80vh;
                padding-top: 60px;
            }
            .hero-section .hero-content {
                padding: 60px 20px;
            }
            .hero-section .hero-content h1 {
                font-size: 36px;
            }
            .brand-story-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .brand-story-image img {
                height: 260px;
            }
            .metrics-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 12px;
            }
            .metric-card .metric-value {
                font-size: 36px;
            }
            .service-asymmetric {
                grid-template-columns: 1fr;
            }
            .service-cards-stack {
                gap: 16px;
            }
            .service-card-small {
                flex-direction: column;
            }
            .service-card-small .card-img-mini {
                width: 100%;
                height: 140px;
            }
            .compare-grid {
                grid-template-columns: 1fr;
            }
            .testimonials-grid {
                grid-template-columns: 1fr;
            }
            .guide-grid {
                grid-template-columns: 1fr;
            }
            .deep-content-grid {
                grid-template-columns: 1fr;
            }
            .news-layout {
                grid-template-columns: 1fr;
            }
            h1 {
                font-size: 28px;
            }
            h2 {
                font-size: 24px;
            }
            h3 {
                font-size: 20px;
            }
            .section-block {
                padding: 40px 0;
            }
            .section-header {
                margin-bottom: 32px;
            }
            .deep-list-item {
                flex-direction: column;
                gap: 6px;
            }
            .cta-form {
                flex-direction: column;
            }
            .cta-form input {
                min-width: auto;
                width: 100%;
            }
            .hero-cta-group {
                flex-direction: column;
            }
            .hero-cta-group .btn-primary-cta,
            .hero-cta-group .btn-outline-cta {
                width: 100%;
                text-align: center;
            }
        }
        @media (max-width: 576px) {
            .hero-section .hero-content h1 {
                font-size: 28px;
            }
            .hero-section .hero-content .hero-subtitle {
                font-size: 15px;
            }
            .metrics-grid {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }
            .metric-card {
                padding: 20px 14px;
            }
            .metric-card .metric-value {
                font-size: 30px;
            }
            .metric-card .metric-label {
                font-size: 12px;
            }
            .compare-panel {
                padding: 20px 16px;
            }
            .deep-list-block {
                padding: 20px;
            }
            .timeline-list {
                padding-left: 28px;
            }
            .timeline-list::before {
                left: 10px;
            }
            .timeline-item {
                padding-left: 20px;
            }
            .timeline-item::before {
                left: -22px;
                width: 10px;
                height: 10px;
            }
            .hero-badge {
                font-size: 12px;
                padding: 4px 12px;
            }
            .btn-primary-cta,
            .btn-outline-cta {
                padding: 12px 20px;
                font-size: 14px;
            }
        }
        @media (max-width: 375px) {
            .metrics-grid {
                grid-template-columns: 1fr;
            }
            .hero-section .hero-content h1 {
                font-size: 24px;
            }
            .hero-cta-group {
                gap: 10px;
            }
        }

/* roulang page: category1 */
:root {
            --color-primary: #0F172A;
            --color-primary-light: #1E1E2E;
            --color-accent-green: #00E676;
            --color-accent-green-hover: #00C853;
            --color-accent-orange: #FF6D00;
            --color-bg-light: #F5F7FA;
            --color-bg-white: #FFFFFF;
            --color-text-primary: #1E293B;
            --color-text-secondary: #475569;
            --color-text-muted: #64748B;
            --color-text-light: #94A3B8;
            --color-text-on-dark: #E2E8F0;
            --color-border: #E2E8F0;
            --color-border-light: #F1F5F9;
            --radius-sm: 4px;
            --radius-md: 6px;
            --radius-lg: 8px;
            --radius-xl: 12px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
            --shadow-md: 0 2px 12px rgba(0, 0, 0, 0.06);
            --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.12);
            --shadow-hover: 0 8px 28px rgba(0, 0, 0, 0.14);
            --spacing-xs: 8px;
            --spacing-sm: 16px;
            --spacing-md: 24px;
            --spacing-lg: 40px;
            --spacing-xl: 60px;
            --spacing-xxl: 80px;
            --nav-width: 280px;
            --transition-fast: 0.15s ease;
            --transition-normal: 0.2s ease;
            --transition-slow: 0.3s ease;
            --font-family-cn: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            --font-family-en: 'Inter', 'Roboto', sans-serif;
        }

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-family-cn);
            font-size: 16px;
            line-height: 1.8;
            color: var(--color-text-primary);
            background-color: var(--color-bg-light);
            margin: 0;
            padding: 0;
            overflow-x: hidden;
            min-height: 100vh;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
        }
        a:hover {
            color: var(--color-accent-green);
        }
        a:focus-visible {
            outline: 2px solid var(--color-accent-green);
            outline-offset: 2px;
            border-radius: var(--radius-sm);
        }

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

        button {
            cursor: pointer;
            font-family: inherit;
            transition: all var(--transition-normal);
        }
        button:focus-visible {
            outline: 2px solid var(--color-accent-green);
            outline-offset: 2px;
        }

        input {
            font-family: inherit;
            transition: all var(--transition-normal);
        }
        input:focus-visible {
            outline: 2px solid var(--color-accent-green);
            outline-offset: 2px;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 16px;
            padding-right: 16px;
        }

        /* ============ 左侧导航栏 ============ */
        .side-nav {
            width: var(--nav-width);
            min-width: var(--nav-width);
            height: 100vh;
            position: fixed;
            left: 0;
            top: 0;
            background-color: var(--color-primary);
            display: flex;
            flex-direction: column;
            z-index: 1000;
            padding: 24px 20px;
            overflow-y: auto;
            transition: transform var(--transition-slow);
            box-shadow: 2px 0 20px rgba(0, 0, 0, 0.3);
        }
        .side-nav .nav-logo {
            font-size: 24px;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 32px;
            display: flex;
            align-items: center;
            gap: 10px;
            white-space: nowrap;
        }
        .side-nav .nav-logo i {
            color: var(--color-accent-green);
            font-size: 28px;
        }
        .side-nav .nav-menu {
            list-style: none;
            padding: 0;
            margin: 0;
            flex: 1;
        }
        .side-nav .nav-menu li {
            margin-bottom: 4px;
        }
        .side-nav .nav-menu li a {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 12px 16px;
            border-radius: var(--radius-md);
            color: var(--color-text-light);
            font-size: 15px;
            font-weight: 500;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .side-nav .nav-menu li a:hover {
            color: var(--color-accent-green);
            background-color: rgba(255, 255, 255, 0.04);
        }
        .side-nav .nav-menu li a.active {
            color: var(--color-accent-green);
            background-color: rgba(0, 230, 118, 0.08);
            font-weight: 600;
        }
        .side-nav .nav-menu li a i {
            width: 20px;
            text-align: center;
            font-size: 14px;
        }
        .side-nav .nav-search {
            margin: 20px 0;
            position: relative;
        }
        .side-nav .nav-search input {
            width: 100%;
            padding: 10px 40px 10px 14px;
            border-radius: var(--radius-md);
            border: 1px solid rgba(255, 255, 255, 0.15);
            background-color: rgba(255, 255, 255, 0.06);
            color: #FFFFFF;
            font-size: 14px;
            transition: all var(--transition-fast);
        }
        .side-nav .nav-search input::placeholder {
            color: var(--color-text-light);
        }
        .side-nav .nav-search input:focus {
            border-color: var(--color-accent-green);
            background-color: rgba(255, 255, 255, 0.1);
            outline: none;
            box-shadow: 0 0 0 3px rgba(0, 230, 118, 0.15);
        }
        .side-nav .nav-search button {
            position: absolute;
            right: 8px;
            top: 50%;
            transform: translateY(-50%);
            background: none;
            border: none;
            color: var(--color-text-light);
            font-size: 14px;
            padding: 6px 8px;
            border-radius: var(--radius-sm);
        }
        .side-nav .nav-search button:hover {
            color: var(--color-accent-green);
        }
        .side-nav .nav-cta {
            margin-top: 16px;
        }
        .side-nav .nav-cta a {
            display: block;
            text-align: center;
            padding: 10px 20px;
            border-radius: var(--radius-md);
            border: 2px solid var(--color-accent-orange);
            color: var(--color-accent-orange);
            font-weight: 600;
            font-size: 14px;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .side-nav .nav-cta a:hover {
            background-color: var(--color-accent-orange);
            color: #FFFFFF;
        }

        /* ============ 主内容区 ============ */
        .main-wrapper {
            margin-left: var(--nav-width);
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }

        /* ============ 分类页 Hero ============ */
        .category-hero {
            position: relative;
            background-image: url('/assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            padding: 80px 0;
            overflow: hidden;
        }
        .category-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(15, 23, 42, 0.85) 0%, rgba(15, 23, 42, 0.7) 50%, rgba(30, 30, 46, 0.75) 100%);
            z-index: 1;
        }
        .category-hero .hero-content {
            position: relative;
            z-index: 2;
            max-width: 900px;
            margin: 0 auto;
            text-align: center;
            padding: 0 20px;
        }
        .category-hero .hero-badge {
            display: inline-block;
            background-color: var(--color-accent-green);
            color: #000;
            font-weight: 700;
            font-size: 13px;
            padding: 6px 16px;
            border-radius: 20px;
            letter-spacing: 0.5px;
            margin-bottom: 20px;
            text-transform: uppercase;
        }
        .category-hero h1 {
            font-size: 38px;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 16px;
            line-height: 1.3;
            letter-spacing: 0.5px;
        }
        .category-hero .hero-desc {
            font-size: 17px;
            color: #CBD5E1;
            line-height: 1.8;
            max-width: 700px;
            margin: 0 auto 24px;
        }
        .category-hero .hero-stats {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 32px;
            margin-top: 20px;
        }
        .category-hero .hero-stat {
            text-align: center;
        }
        .category-hero .hero-stat .stat-number {
            font-family: var(--font-family-en);
            font-size: 32px;
            font-weight: 700;
            color: var(--color-accent-green);
            display: block;
            line-height: 1;
        }
        .category-hero .hero-stat .stat-label {
            font-size: 13px;
            color: #94A3B8;
            margin-top: 6px;
            display: block;
        }

        /* ============ 分类页主体布局 ============ */
        .category-body {
            padding: 48px 0;
            background-color: var(--color-bg-light);
            flex: 1;
        }
        .category-body .content-grid {
            display: flex;
            gap: 32px;
            flex-wrap: wrap;
        }
        .category-body .content-main {
            flex: 1;
            min-width: 0;
        }
        .category-body .content-sidebar {
            width: 320px;
            min-width: 280px;
            flex-shrink: 0;
        }

        /* ============ 文章列表 ============ */
        .article-card-horizontal {
            display: flex;
            gap: 20px;
            background: #FFFFFF;
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-md);
            overflow: hidden;
            transition: all var(--transition-normal);
            margin-bottom: 20px;
            cursor: pointer;
        }
        .article-card-horizontal:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
        }
        .article-card-horizontal .card-img-wrap {
            width: 220px;
            min-width: 220px;
            flex-shrink: 0;
            overflow: hidden;
            position: relative;
        }
        .article-card-horizontal .card-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }
        .article-card-horizontal:hover .card-img-wrap img {
            transform: scale(1.05);
        }
        .article-card-horizontal .card-img-wrap .live-badge {
            position: absolute;
            top: 10px;
            left: 10px;
            background-color: #EF4444;
            color: #fff;
            font-size: 11px;
            font-weight: 700;
            padding: 4px 10px;
            border-radius: 4px;
            letter-spacing: 0.5px;
            animation: livePulse 2s infinite;
        }
        @keyframes livePulse {
            0%,
            100% {
                opacity: 1;
            }
            50% {
                opacity: 0.6;
            }
        }
        .article-card-horizontal .card-body-content {
            flex: 1;
            padding: 20px 20px 20px 8px;
            display: flex;
            flex-direction: column;
            justify-content: space-between;
            min-width: 0;
        }
        .article-card-horizontal .card-date {
            font-size: 12px;
            color: var(--color-accent-orange);
            font-weight: 600;
            letter-spacing: 0.3px;
            margin-bottom: 6px;
            font-family: var(--font-family-en);
        }
        .article-card-horizontal .card-title {
            font-size: 18px;
            font-weight: 700;
            color: var(--color-text-primary);
            margin-bottom: 8px;
            line-height: 1.4;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            transition: color var(--transition-fast);
        }
        .article-card-horizontal:hover .card-title {
            color: var(--color-accent-green);
        }
        .article-card-horizontal .card-excerpt {
            font-size: 14px;
            color: var(--color-text-muted);
            line-height: 1.6;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            margin-bottom: 12px;
        }
        .article-card-horizontal .card-meta {
            display: flex;
            align-items: center;
            gap: 16px;
            font-size: 13px;
            color: var(--color-text-light);
        }
        .article-card-horizontal .card-meta span {
            display: flex;
            align-items: center;
            gap: 4px;
        }
        .article-card-horizontal .read-more {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            color: var(--color-accent-green);
            font-weight: 600;
            font-size: 14px;
            transition: gap var(--transition-fast);
        }
        .article-card-horizontal .read-more:hover {
            gap: 8px;
            color: var(--color-accent-green-hover);
        }

        /* 紧凑列表样式 */
        .article-list-compact {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .article-list-compact li {
            border-bottom: 1px solid var(--color-border);
            padding: 16px 0;
            transition: all var(--transition-fast);
        }
        .article-list-compact li:last-child {
            border-bottom: none;
        }
        .article-list-compact li:hover {
            padding-left: 8px;
            background-color: rgba(0, 230, 118, 0.02);
            border-radius: 4px;
        }
        .article-list-compact .list-item-inner {
            display: flex;
            align-items: flex-start;
            gap: 16px;
        }
        .article-list-compact .list-thumb {
            width: 80px;
            height: 56px;
            border-radius: var(--radius-sm);
            overflow: hidden;
            flex-shrink: 0;
            object-fit: cover;
        }
        .article-list-compact .list-info {
            flex: 1;
            min-width: 0;
        }
        .article-list-compact .list-date {
            font-size: 11px;
            color: var(--color-accent-orange);
            font-weight: 600;
            font-family: var(--font-family-en);
            margin-bottom: 2px;
        }
        .article-list-compact .list-title {
            font-size: 15px;
            font-weight: 600;
            color: var(--color-text-primary);
            line-height: 1.4;
            transition: color var(--transition-fast);
            display: -webkit-box;
            -webkit-line-clamp: 1;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .article-list-compact li:hover .list-title {
            color: var(--color-accent-green);
        }
        .article-list-compact .list-excerpt {
            font-size: 13px;
            color: var(--color-text-muted);
            line-height: 1.5;
            display: -webkit-box;
            -webkit-line-clamp: 1;
            -webkit-box-orient: vertical;
            overflow: hidden;
            margin-top: 2px;
        }

        /* 混合区块标题 */
        .section-heading {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-bottom: 24px;
            padding-bottom: 12px;
            border-bottom: 2px solid var(--color-border);
            position: relative;
        }
        .section-heading::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 0;
            width: 60px;
            height: 2px;
            background-color: var(--color-accent-green);
            border-radius: 1px;
        }
        .section-heading h2 {
            font-size: 22px;
            font-weight: 700;
            color: var(--color-text-primary);
            margin: 0;
            flex-shrink: 0;
        }
        .section-heading .heading-badge {
            font-size: 12px;
            background-color: var(--color-accent-green);
            color: #000;
            padding: 3px 10px;
            border-radius: 12px;
            font-weight: 600;
            letter-spacing: 0.3px;
        }

        /* ============ 侧边栏 ============ */
        .sidebar-widget {
            background: #FFFFFF;
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-sm);
            padding: 24px;
            margin-bottom: 24px;
        }
        .sidebar-widget .widget-title {
            font-size: 17px;
            font-weight: 700;
            color: var(--color-text-primary);
            margin-bottom: 16px;
            padding-bottom: 10px;
            border-bottom: 2px solid var(--color-border);
            position: relative;
        }
        .sidebar-widget .widget-title::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 0;
            width: 40px;
            height: 2px;
            background-color: var(--color-accent-green);
            border-radius: 1px;
        }
        .sidebar-widget .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }
        .sidebar-widget .tag-cloud a {
            display: inline-block;
            padding: 6px 14px;
            background-color: #F1F5F9;
            color: var(--color-text-secondary);
            border-radius: 20px;
            font-size: 13px;
            font-weight: 500;
            transition: all var(--transition-fast);
            border: 1px solid transparent;
        }
        .sidebar-widget .tag-cloud a:hover {
            background-color: rgba(0, 230, 118, 0.08);
            color: var(--color-accent-green);
            border-color: var(--color-accent-green);
        }
        .sidebar-widget .mini-post {
            display: flex;
            gap: 12px;
            padding: 10px 0;
            border-bottom: 1px solid var(--color-border-light);
            transition: all var(--transition-fast);
            cursor: pointer;
        }
        .sidebar-widget .mini-post:last-child {
            border-bottom: none;
        }
        .sidebar-widget .mini-post:hover {
            padding-left: 4px;
        }
        .sidebar-widget .mini-post img {
            width: 64px;
            height: 44px;
            border-radius: var(--radius-sm);
            object-fit: cover;
            flex-shrink: 0;
        }
        .sidebar-widget .mini-post .mini-title {
            font-size: 13px;
            font-weight: 600;
            color: var(--color-text-primary);
            line-height: 1.4;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            transition: color var(--transition-fast);
        }
        .sidebar-widget .mini-post:hover .mini-title {
            color: var(--color-accent-green);
        }
        .sidebar-widget .mini-post .mini-date {
            font-size: 11px;
            color: var(--color-text-muted);
            margin-top: 2px;
            font-family: var(--font-family-en);
        }
        .sidebar-subscribe {
            background: linear-gradient(135deg, #0F172A 0%, #1E1E2E 100%);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            text-align: center;
            color: #FFFFFF;
            box-shadow: var(--shadow-md);
        }
        .sidebar-subscribe .sub-icon {
            font-size: 36px;
            color: var(--color-accent-green);
            margin-bottom: 12px;
        }
        .sidebar-subscribe h4 {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 8px;
            color: #FFFFFF;
        }
        .sidebar-subscribe p {
            font-size: 13px;
            color: #CBD5E1;
            margin-bottom: 16px;
            line-height: 1.5;
        }
        .sidebar-subscribe input {
            width: 100%;
            padding: 10px 14px;
            border-radius: var(--radius-md);
            border: 1px solid rgba(255, 255, 255, 0.2);
            background-color: rgba(255, 255, 255, 0.08);
            color: #FFFFFF;
            font-size: 14px;
            margin-bottom: 10px;
        }
        .sidebar-subscribe input::placeholder {
            color: #94A3B8;
        }
        .sidebar-subscribe button {
            width: 100%;
            padding: 10px;
            background-color: var(--color-accent-green);
            color: #000;
            font-weight: 700;
            border: none;
            border-radius: var(--radius-md);
            font-size: 14px;
            transition: all var(--transition-fast);
        }
        .sidebar-subscribe button:hover {
            background-color: var(--color-accent-green-hover);
            transform: translateY(-1px);
        }

        /* ============ 分页 ============ */
        .pagination-wrapper {
            margin-top: 36px;
            display: flex;
            justify-content: center;
        }
        .pagination-wrapper .pagination {
            gap: 6px;
        }
        .pagination-wrapper .page-link {
            border-radius: var(--radius-md) !important;
            border: 1px solid var(--color-border);
            color: var(--color-text-primary);
            font-weight: 500;
            padding: 10px 16px;
            font-size: 14px;
            transition: all var(--transition-fast);
            background: #FFFFFF;
        }
        .pagination-wrapper .page-link:hover {
            background-color: rgba(0, 230, 118, 0.06);
            border-color: var(--color-accent-green);
            color: var(--color-accent-green);
            box-shadow: var(--shadow-sm);
        }
        .pagination-wrapper .page-item.active .page-link {
            background-color: var(--color-accent-green);
            border-color: var(--color-accent-green);
            color: #000;
            font-weight: 700;
            box-shadow: 0 2px 10px rgba(0, 230, 118, 0.3);
        }
        .pagination-wrapper .page-item.disabled .page-link {
            color: #CBD5E1;
            background: #F8FAFC;
        }

        /* ============ 页脚 ============ */
        .site-footer {
            background-color: var(--color-primary);
            padding: 40px 0 32px;
            text-align: center;
            color: var(--color-text-light);
            margin-top: auto;
        }
        .site-footer .footer-brand {
            font-size: 22px;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 16px;
        }
        .site-footer .footer-links {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 20px;
            margin-bottom: 20px;
        }
        .site-footer .footer-links a {
            color: #94A3B8;
            font-size: 14px;
            transition: color var(--transition-fast);
        }
        .site-footer .footer-links a:hover {
            color: var(--color-accent-green);
        }
        .site-footer .footer-info {
            font-size: 13px;
            color: #64748B;
            line-height: 1.8;
        }
        .site-footer .footer-info span {
            margin: 0 4px;
        }
        .site-footer .footer-info a {
            color: #94A3B8;
            transition: color var(--transition-fast);
        }
        .site-footer .footer-info a:hover {
            color: var(--color-accent-green);
        }

        /* ============ 移动端汉堡菜单按钮 ============ */
        .mobile-toggle {
            display: none;
            position: fixed;
            top: 16px;
            right: 16px;
            z-index: 1100;
            background: var(--color-primary);
            border: none;
            color: #FFFFFF;
            font-size: 22px;
            width: 44px;
            height: 44px;
            border-radius: var(--radius-md);
            align-items: center;
            justify-content: center;
            box-shadow: var(--shadow-lg);
        }
        .mobile-overlay {
            display: none;
            position: fixed;
            inset: 0;
            background: rgba(0, 0, 0, 0.5);
            z-index: 999;
        }

        /* ============ 响应式 ============ */
        @media (max-width: 1200px) {
            .category-body .content-sidebar {
                width: 280px;
                min-width: 260px;
            }
            .article-card-horizontal .card-img-wrap {
                width: 180px;
                min-width: 180px;
            }
        }
        @media (max-width: 992px) {
            .side-nav {
                transform: translateX(-100%);
            }
            .side-nav.mobile-open {
                transform: translateX(0);
            }
            .mobile-toggle {
                display: flex;
            }
            .mobile-overlay.active {
                display: block;
            }
            .main-wrapper {
                margin-left: 0;
            }
            .category-body .content-sidebar {
                width: 100%;
                min-width: 100%;
                order: 2;
            }
            .category-body .content-main {
                order: 1;
            }
            .category-body .content-grid {
                flex-direction: column;
            }
            .category-hero {
                padding: 60px 0;
            }
            .category-hero h1 {
                font-size: 30px;
            }
            .category-hero .hero-desc {
                font-size: 15px;
            }
            .article-card-horizontal {
                flex-direction: column;
            }
            .article-card-horizontal .card-img-wrap {
                width: 100%;
                min-width: 100%;
                height: 200px;
            }
            .article-card-horizontal .card-body-content {
                padding: 16px;
            }
        }
        @media (max-width: 768px) {
            .category-hero {
                padding: 48px 0;
            }
            .category-hero h1 {
                font-size: 26px;
            }
            .category-hero .hero-stats {
                gap: 20px;
            }
            .category-hero .hero-stat .stat-number {
                font-size: 26px;
            }
            .article-card-horizontal .card-title {
                font-size: 16px;
            }
            .section-heading h2 {
                font-size: 19px;
            }
            .sidebar-widget {
                padding: 18px;
            }
            .pagination-wrapper .page-link {
                padding: 8px 12px;
                font-size: 13px;
            }
        }
        @media (max-width: 520px) {
            .category-hero {
                padding: 36px 0;
            }
            .category-hero h1 {
                font-size: 22px;
            }
            .category-hero .hero-desc {
                font-size: 14px;
            }
            .category-hero .hero-stats {
                gap: 12px;
            }
            .category-hero .hero-stat .stat-number {
                font-size: 22px;
            }
            .category-hero .hero-stat .stat-label {
                font-size: 11px;
            }
            .article-card-horizontal .card-img-wrap {
                height: 160px;
            }
            .article-list-compact .list-thumb {
                width: 60px;
                height: 42px;
            }
            .article-list-compact .list-title {
                font-size: 14px;
            }
            .section-heading h2 {
                font-size: 17px;
            }
            .sidebar-widget .tag-cloud a {
                font-size: 12px;
                padding: 5px 10px;
            }
        }

/* roulang page: category2 */
:root {
            --color-primary: #0F172A;
            --color-primary-light: #1E1E2E;
            --color-accent-green: #00E676;
            --color-accent-green-hover: #00C853;
            --color-accent-orange: #FF6D00;
            --color-bg-light: #F5F7FA;
            --color-bg-white: #FFFFFF;
            --color-text-primary: #1E293B;
            --color-text-secondary: #475569;
            --color-text-muted: #64748B;
            --color-text-light: #94A3B8;
            --color-text-on-dark: #E2E8F0;
            --color-border: #E2E8F0;
            --color-border-light: #F1F5F9;
            --radius-sm: 4px;
            --radius-md: 6px;
            --radius-lg: 8px;
            --radius-xl: 12px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
            --shadow-md: 0 2px 12px rgba(0, 0, 0, 0.06);
            --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.12);
            --shadow-hover: 0 8px 28px rgba(0, 0, 0, 0.14);
            --spacing-xs: 8px;
            --spacing-sm: 16px;
            --spacing-md: 24px;
            --spacing-lg: 40px;
            --spacing-xl: 60px;
            --spacing-xxl: 80px;
            --nav-width: 280px;
            --transition-fast: 0.15s ease;
            --transition-normal: 0.2s ease;
            --transition-slow: 0.3s ease;
            --font-family-cn: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            --font-family-en: 'Inter', 'Roboto', sans-serif;
        }

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-family-cn);
            font-size: 16px;
            line-height: 1.8;
            color: var(--color-text-primary);
            background-color: var(--color-bg-white);
            margin: 0;
            padding: 0;
            overflow-x: hidden;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
        }
        a:hover {
            color: var(--color-accent-green);
        }
        a:focus-visible {
            outline: 2px solid var(--color-accent-green);
            outline-offset: 2px;
            border-radius: var(--radius-sm);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button {
            cursor: pointer;
            font-family: inherit;
            transition: all var(--transition-normal);
        }
        button:focus-visible {
            outline: 2px solid var(--color-accent-green);
            outline-offset: 2px;
        }
        input {
            font-family: inherit;
            transition: all var(--transition-normal);
        }
        input:focus-visible {
            outline: 2px solid var(--color-accent-green);
            outline-offset: 2px;
        }

        /* ============ 左侧导航栏 ============ */
        .side-nav {
            width: var(--nav-width);
            min-width: var(--nav-width);
            height: 100vh;
            position: fixed;
            left: 0;
            top: 0;
            background-color: var(--color-primary);
            display: flex;
            flex-direction: column;
            z-index: 1000;
            padding: 24px 20px;
            overflow-y: auto;
            transition: transform var(--transition-slow);
        }
        .side-nav .nav-logo {
            font-size: 24px;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 32px;
            display: flex;
            align-items: center;
            gap: 10px;
            white-space: nowrap;
        }
        .side-nav .nav-logo i {
            color: var(--color-accent-green);
            font-size: 28px;
        }
        .side-nav .nav-menu {
            list-style: none;
            padding: 0;
            margin: 0;
            flex: 1;
        }
        .side-nav .nav-menu li {
            margin-bottom: 4px;
        }
        .side-nav .nav-menu li a {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 12px 16px;
            border-radius: var(--radius-md);
            color: var(--color-text-light);
            font-size: 15px;
            font-weight: 500;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .side-nav .nav-menu li a:hover {
            color: var(--color-accent-green);
            background-color: rgba(255, 255, 255, 0.04);
        }
        .side-nav .nav-menu li a.active {
            color: var(--color-accent-green);
            background-color: rgba(0, 230, 118, 0.08);
            font-weight: 600;
        }
        .side-nav .nav-menu li a i {
            width: 20px;
            text-align: center;
            font-size: 14px;
        }
        .side-nav .nav-search {
            margin: 20px 0;
            position: relative;
        }
        .side-nav .nav-search input {
            width: 100%;
            padding: 10px 40px 10px 14px;
            border-radius: var(--radius-md);
            border: 1px solid rgba(255, 255, 255, 0.15);
            background-color: rgba(255, 255, 255, 0.06);
            color: #FFFFFF;
            font-size: 14px;
            transition: all var(--transition-fast);
        }
        .side-nav .nav-search input::placeholder {
            color: var(--color-text-light);
        }
        .side-nav .nav-search button {
            position: absolute;
            right: 8px;
            top: 50%;
            transform: translateY(-50%);
            background: none;
            border: none;
            color: var(--color-text-light);
            font-size: 14px;
            padding: 6px 8px;
            border-radius: var(--radius-sm);
            transition: color var(--transition-fast);
        }
        .side-nav .nav-search button:hover {
            color: var(--color-accent-green);
        }
        .side-nav .nav-cta {
            margin-top: auto;
            padding-top: 16px;
        }
        .side-nav .nav-cta a {
            display: block;
            text-align: center;
            padding: 10px 20px;
            border-radius: var(--radius-md);
            border: 2px solid var(--color-accent-orange);
            color: var(--color-accent-orange);
            font-weight: 600;
            font-size: 14px;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .side-nav .nav-cta a:hover {
            background-color: rgba(255, 109, 0, 0.1);
            color: var(--color-accent-orange);
        }

        /* ============ 移动端顶部导航 ============ */
        .mobile-header {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            height: 56px;
            background-color: var(--color-primary);
            z-index: 1001;
            align-items: center;
            justify-content: space-between;
            padding: 0 16px;
        }
        .mobile-header .mobile-logo {
            font-size: 20px;
            font-weight: 700;
            color: #FFFFFF;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .mobile-header .mobile-logo i {
            color: var(--color-accent-green);
            font-size: 22px;
        }
        .mobile-header .hamburger-btn {
            background: none;
            border: none;
            color: #FFFFFF;
            font-size: 24px;
            padding: 8px;
            border-radius: var(--radius-sm);
            transition: color var(--transition-fast);
        }
        .mobile-header .hamburger-btn:hover {
            color: var(--color-accent-green);
        }

        /* ============ 主内容区 ============ */
        .main-content {
            margin-left: var(--nav-width);
            min-height: 100vh;
            transition: margin-left var(--transition-slow);
        }

        /* ============ 页面Hero ============ */
        .page-hero {
            position: relative;
            background-image: url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            min-height: 420px;
            display: flex;
            align-items: center;
            overflow: hidden;
        }
        .page-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(15, 23, 42, 0.82) 0%, rgba(15, 23, 42, 0.65) 50%, rgba(30, 30, 46, 0.7) 100%);
            z-index: 1;
        }
        .page-hero .hero-content {
            position: relative;
            z-index: 2;
            padding: 60px 0;
            width: 100%;
        }
        .page-hero .hero-badge {
            display: inline-block;
            background-color: var(--color-accent-green);
            color: #000;
            font-weight: 700;
            font-size: 13px;
            padding: 6px 16px;
            border-radius: 20px;
            letter-spacing: 0.5px;
            margin-bottom: 16px;
        }
        .page-hero h1 {
            font-size: 40px;
            font-weight: 700;
            color: #FFFFFF;
            line-height: 1.2;
            margin-bottom: 16px;
            letter-spacing: -0.5px;
        }
        .page-hero .hero-subtitle {
            font-size: 18px;
            color: var(--color-text-on-dark);
            line-height: 1.7;
            max-width: 640px;
            margin-bottom: 28px;
        }
        .page-hero .hero-actions {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }
        .btn-primary-accent {
            background-color: var(--color-accent-green);
            color: #000;
            font-weight: 600;
            padding: 12px 28px;
            border-radius: var(--radius-md);
            border: none;
            font-size: 15px;
            transition: all var(--transition-normal);
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }
        .btn-primary-accent:hover {
            background-color: var(--color-accent-green-hover);
            color: #000;
            transform: translateY(-1px);
            box-shadow: 0 4px 16px rgba(0, 230, 118, 0.35);
        }
        .btn-outline-light {
            background: transparent;
            color: #FFFFFF;
            font-weight: 600;
            padding: 12px 28px;
            border-radius: var(--radius-md);
            border: 2px solid rgba(255, 255, 255, 0.5);
            font-size: 15px;
            transition: all var(--transition-normal);
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }
        .btn-outline-light:hover {
            border-color: #FFFFFF;
            background-color: rgba(255, 255, 255, 0.08);
            color: #FFFFFF;
        }

        /* ============ 通用板块样式 ============ */
        .section-padding {
            padding: var(--spacing-xxl) 0;
        }
        .section-padding-sm {
            padding: var(--spacing-xl) 0;
        }
        .section-title {
            font-size: 28px;
            font-weight: 700;
            color: var(--color-text-primary);
            margin-bottom: 8px;
            line-height: 1.3;
        }
        .section-subtitle {
            font-size: 16px;
            color: var(--color-text-muted);
            margin-bottom: 32px;
            line-height: 1.6;
        }
        .bg-light-section {
            background-color: var(--color-bg-light);
        }
        .bg-dark-section {
            background-color: var(--color-primary);
            color: var(--color-text-on-dark);
        }

        /* ============ 卡片样式 ============ */
        .content-card {
            background: var(--color-bg-white);
            border-radius: var(--radius-lg);
            padding: 24px;
            box-shadow: var(--shadow-md);
            transition: all var(--transition-normal);
            height: 100%;
            border: 1px solid var(--color-border-light);
        }
        .content-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
        }
        .content-card .card-icon {
            width: 48px;
            height: 48px;
            border-radius: var(--radius-md);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            margin-bottom: 16px;
            background-color: rgba(0, 230, 118, 0.1);
            color: var(--color-accent-green);
        }
        .content-card h3 {
            font-size: 18px;
            font-weight: 600;
            margin-bottom: 8px;
            color: var(--color-text-primary);
        }
        .content-card p {
            font-size: 14px;
            color: var(--color-text-muted);
            line-height: 1.7;
            margin-bottom: 0;
        }

        /* ============ 数据看板卡片 ============ */
        .stat-card {
            background: var(--color-primary-light);
            border-radius: var(--radius-xl);
            padding: 28px 24px;
            text-align: center;
            transition: all var(--transition-normal);
            border: 1px solid rgba(255, 255, 255, 0.06);
            height: 100%;
        }
        .stat-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-hover);
            border-color: rgba(0, 230, 118, 0.3);
        }
        .stat-card .stat-icon {
            font-size: 32px;
            color: var(--color-accent-green);
            margin-bottom: 12px;
        }
        .stat-card .stat-value {
            font-family: var(--font-family-en);
            font-size: 44px;
            font-weight: 700;
            color: var(--color-accent-green);
            line-height: 1.1;
            margin-bottom: 4px;
        }
        .stat-card .stat-label {
            font-size: 14px;
            color: var(--color-text-light);
            font-weight: 500;
        }
        .stat-card .stat-change {
            font-size: 12px;
            color: var(--color-accent-green);
            margin-top: 4px;
            font-weight: 600;
        }

        /* ============ 战队排名表格 ============ */
        .ranking-table-wrap {
            overflow-x: auto;
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-md);
            border: 1px solid var(--color-border);
        }
        .ranking-table {
            width: 100%;
            border-collapse: collapse;
            background: var(--color-bg-white);
            min-width: 700px;
        }
        .ranking-table thead th {
            background-color: var(--color-primary);
            color: #FFFFFF;
            padding: 14px 16px;
            font-size: 14px;
            font-weight: 600;
            text-align: left;
            white-space: nowrap;
            border-bottom: 2px solid var(--color-accent-green);
        }
        .ranking-table tbody tr {
            border-bottom: 1px solid var(--color-border-light);
            transition: background-color var(--transition-fast);
        }
        .ranking-table tbody tr:hover {
            background-color: rgba(0, 230, 118, 0.03);
        }
        .ranking-table tbody td {
            padding: 14px 16px;
            font-size: 14px;
            color: var(--color-text-primary);
            vertical-align: middle;
        }
        .ranking-table .rank-num {
            font-family: var(--font-family-en);
            font-weight: 700;
            font-size: 16px;
            color: var(--color-primary);
        }
        .ranking-table .rank-top {
            color: var(--color-accent-orange);
            font-size: 18px;
        }
        .ranking-table .team-name-cell {
            font-weight: 600;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .ranking-table .team-name-cell .team-avatar {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            object-fit: cover;
            background-color: var(--color-bg-light);
            flex-shrink: 0;
        }
        .ranking-table .win-rate-bar {
            width: 100%;
            height: 8px;
            background-color: var(--color-border-light);
            border-radius: 4px;
            overflow: hidden;
            min-width: 80px;
        }
        .ranking-table .win-rate-fill {
            height: 100%;
            background-color: var(--color-accent-green);
            border-radius: 4px;
            transition: width var(--transition-slow);
        }

        /* ============ 对比区域 ============ */
        .compare-card {
            background: var(--color-bg-white);
            border-radius: var(--radius-xl);
            padding: 32px;
            box-shadow: var(--shadow-md);
            border: 1px solid var(--color-border);
            height: 100%;
            text-align: center;
            transition: all var(--transition-normal);
        }
        .compare-card:hover {
            box-shadow: var(--shadow-hover);
        }
        .compare-card .compare-team-img {
            width: 80px;
            height: 80px;
            border-radius: 50%;
            object-fit: cover;
            margin: 0 auto 16px;
            border: 3px solid var(--color-border);
            background-color: var(--color-bg-light);
        }
        .compare-card h3 {
            font-size: 20px;
            font-weight: 700;
            margin-bottom: 4px;
        }
        .compare-card .compare-stat {
            font-family: var(--font-family-en);
            font-size: 32px;
            font-weight: 700;
            color: var(--color-accent-green);
            margin: 12px 0;
        }
        .compare-card .compare-detail {
            font-size: 13px;
            color: var(--color-text-muted);
            line-height: 1.6;
        }
        .vs-badge {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 60px;
            height: 60px;
            border-radius: 50%;
            background-color: var(--color-accent-orange);
            color: #FFFFFF;
            font-weight: 800;
            font-size: 18px;
            font-family: var(--font-family-en);
            margin: 0 auto;
            box-shadow: 0 4px 20px rgba(255, 109, 0, 0.4);
            flex-shrink: 0;
        }

        /* ============ 进度条自定义 ============ */
        .progress-custom {
            height: 14px;
            border-radius: 7px;
            background-color: var(--color-border-light);
            overflow: hidden;
            margin-bottom: 8px;
        }
        .progress-custom .progress-fill {
            height: 100%;
            border-radius: 7px;
            background: linear-gradient(90deg, var(--color-accent-green) 0%, #00C853 100%);
            transition: width 0.6s ease;
        }
        .progress-orange .progress-fill {
            background: linear-gradient(90deg, var(--color-accent-orange) 0%, #FF9100 100%);
        }

        /* ============ FAQ手风琴 ============ */
        .accordion-custom .accordion-item {
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            margin-bottom: 12px;
            overflow: hidden;
            background: var(--color-bg-white);
            transition: all var(--transition-fast);
        }
        .accordion-custom .accordion-header button {
            background: var(--color-bg-white);
            border: none;
            width: 100%;
            text-align: left;
            padding: 18px 20px;
            font-size: 16px;
            font-weight: 600;
            color: var(--color-text-primary);
            display: flex;
            align-items: center;
            justify-content: space-between;
            cursor: pointer;
            transition: all var(--transition-fast);
            border-radius: 0;
        }
        .accordion-custom .accordion-header button:hover {
            background-color: #F8FAFC;
        }
        .accordion-custom .accordion-header button[aria-expanded="true"] {
            background-color: #F8FAFC;
            border-left: 4px solid var(--color-accent-green);
            padding-left: 16px;
        }
        .accordion-custom .accordion-header button i {
            transition: transform var(--transition-normal);
            color: var(--color-text-muted);
            font-size: 14px;
        }
        .accordion-custom .accordion-header button[aria-expanded="true"] i {
            transform: rotate(180deg);
            color: var(--color-accent-green);
        }
        .accordion-custom .accordion-body {
            padding: 0 20px 20px 20px;
            font-size: 15px;
            line-height: 1.7;
            color: var(--color-text-secondary);
            background-color: #F8FAFC;
        }

        /* ============ CTA区域 ============ */
        .cta-section {
            background-color: var(--color-primary);
            padding: var(--spacing-xxl) 0;
            text-align: center;
        }
        .cta-section h2 {
            color: #FFFFFF;
            font-size: 28px;
            font-weight: 700;
            margin-bottom: 12px;
        }
        .cta-section p {
            color: var(--color-text-on-dark);
            font-size: 16px;
            margin-bottom: 28px;
            max-width: 560px;
            margin-left: auto;
            margin-right: auto;
        }
        .cta-form {
            display: flex;
            gap: 10px;
            max-width: 480px;
            margin: 0 auto;
            flex-wrap: wrap;
            justify-content: center;
        }
        .cta-form input {
            flex: 1;
            min-width: 220px;
            padding: 14px 18px;
            border-radius: var(--radius-md);
            border: none;
            background-color: var(--color-primary-light);
            color: #FFFFFF;
            font-size: 15px;
        }
        .cta-form input::placeholder {
            color: var(--color-text-light);
        }
        .cta-form .btn-submit {
            background-color: var(--color-accent-green);
            color: #000;
            font-weight: 600;
            padding: 14px 28px;
            border-radius: var(--radius-md);
            border: none;
            font-size: 15px;
            white-space: nowrap;
            transition: all var(--transition-normal);
        }
        .cta-form .btn-submit:hover {
            background-color: var(--color-accent-green-hover);
            box-shadow: 0 4px 20px rgba(0, 230, 118, 0.4);
        }
        .cta-privacy {
            font-size: 12px;
            color: var(--color-text-light);
            margin-top: 12px;
        }
        .cta-privacy a {
            color: var(--color-accent-green);
            text-decoration: underline;
            text-underline-offset: 3px;
        }
        .cta-privacy a:hover {
            color: var(--color-accent-green-hover);
        }

        /* ============ 页脚 ============ */
        .site-footer {
            background-color: var(--color-primary);
            padding: 40px 0;
            text-align: center;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
        }
        .site-footer .footer-brand {
            font-size: 22px;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 16px;
        }
        .site-footer .footer-links {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 20px;
            margin-bottom: 20px;
        }
        .site-footer .footer-links a {
            color: var(--color-text-light);
            font-size: 14px;
            transition: color var(--transition-fast);
        }
        .site-footer .footer-links a:hover {
            color: var(--color-accent-green);
        }
        .site-footer .footer-info {
            font-size: 13px;
            color: var(--color-text-light);
            line-height: 2;
        }
        .site-footer .footer-info span {
            margin: 0 4px;
        }
        .site-footer .footer-info a {
            color: var(--color-accent-green);
            transition: color var(--transition-fast);
        }
        .site-footer .footer-info a:hover {
            color: var(--color-accent-green-hover);
            text-decoration: underline;
            text-underline-offset: 3px;
        }

        /* ============ 覆盖层（移动端导航） ============ */
        .nav-overlay {
            display: none;
            position: fixed;
            inset: 0;
            background-color: rgba(0, 0, 0, 0.5);
            z-index: 999;
            transition: opacity var(--transition-slow);
        }
        .nav-overlay.active {
            display: block;
        }

        /* ============ 响应式 ============ */
        @media (max-width: 1024px) {
            :root {
                --nav-width: 260px;
            }
            .page-hero h1 {
                font-size: 34px;
            }
            .stat-card .stat-value {
                font-size: 36px;
            }
        }
        @media (max-width: 768px) {
            .side-nav {
                transform: translateX(-100%);
                width: 280px;
                min-width: 280px;
            }
            .side-nav.open {
                transform: translateX(0);
            }
            .mobile-header {
                display: flex;
            }
            .main-content {
                margin-left: 0;
                padding-top: 56px;
            }
            .page-hero {
                min-height: 340px;
            }
            .page-hero h1 {
                font-size: 28px;
            }
            .page-hero .hero-subtitle {
                font-size: 15px;
            }
            .section-padding {
                padding: 40px 0;
            }
            .section-padding-sm {
                padding: 32px 0;
            }
            .section-title {
                font-size: 22px;
            }
            .stat-card .stat-value {
                font-size: 30px;
            }
            .compare-card {
                margin-bottom: 16px;
            }
            .vs-badge {
                width: 48px;
                height: 48px;
                font-size: 15px;
                margin: 16px auto;
            }
            .ranking-table-wrap {
                border-radius: var(--radius-md);
            }
            .nav-overlay.active {
                display: block;
            }
        }
        @media (max-width: 520px) {
            .page-hero {
                min-height: 300px;
            }
            .page-hero h1 {
                font-size: 24px;
            }
            .page-hero .hero-subtitle {
                font-size: 14px;
            }
            .hero-actions {
                flex-direction: column;
                gap: 8px;
            }
            .btn-primary-accent,
            .btn-outline-light {
                width: 100%;
                justify-content: center;
                padding: 12px 20px;
                font-size: 14px;
            }
            .cta-form {
                flex-direction: column;
            }
            .cta-form input {
                width: 100%;
            }
            .cta-form .btn-submit {
                width: 100%;
            }
            .stat-card {
                padding: 20px 16px;
            }
            .stat-card .stat-value {
                font-size: 26px;
            }
            .section-title {
                font-size: 20px;
            }
        }

/* roulang page: category3 */
:root {
            --color-primary: #0F172A;
            --color-primary-light: #1E1E2E;
            --color-accent-green: #00E676;
            --color-accent-green-hover: #00C853;
            --color-accent-orange: #FF6D00;
            --color-bg-light: #F5F7FA;
            --color-bg-white: #FFFFFF;
            --color-text-primary: #1E293B;
            --color-text-secondary: #475569;
            --color-text-muted: #64748B;
            --color-text-light: #94A3B8;
            --color-text-on-dark: #E2E8F0;
            --color-border: #E2E8F0;
            --color-border-light: #F1F5F9;
            --radius-sm: 4px;
            --radius-md: 6px;
            --radius-lg: 8px;
            --radius-xl: 12px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
            --shadow-md: 0 2px 12px rgba(0, 0, 0, 0.06);
            --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.12);
            --shadow-hover: 0 8px 28px rgba(0, 0, 0, 0.14);
            --spacing-xs: 8px;
            --spacing-sm: 16px;
            --spacing-md: 24px;
            --spacing-lg: 40px;
            --spacing-xl: 60px;
            --spacing-xxl: 80px;
            --nav-width: 280px;
            --transition-fast: 0.15s ease;
            --transition-normal: 0.2s ease;
            --transition-slow: 0.3s ease;
            --font-family-cn: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            --font-family-en: 'Inter', 'Roboto', sans-serif;
        }

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-family-cn);
            font-size: 16px;
            line-height: 1.8;
            color: var(--color-text-primary);
            background-color: var(--color-bg-white);
            margin: 0;
            padding: 0;
            overflow-x: hidden;
        }

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

        a:hover {
            color: var(--color-accent-green);
        }

        a:focus-visible {
            outline: 2px solid var(--color-accent-green);
            outline-offset: 2px;
            border-radius: var(--radius-sm);
        }

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

        button {
            cursor: pointer;
            font-family: inherit;
            transition: all var(--transition-normal);
        }

        button:focus-visible {
            outline: 2px solid var(--color-accent-green);
            outline-offset: 2px;
        }

        input {
            font-family: inherit;
            transition: all var(--transition-normal);
        }

        input:focus-visible {
            outline: 2px solid var(--color-accent-green);
            outline-offset: 2px;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 16px;
            padding-right: 16px;
        }

        /* ============ 左侧导航栏 ============ */
        .side-nav {
            width: var(--nav-width);
            min-width: var(--nav-width);
            height: 100vh;
            position: fixed;
            left: 0;
            top: 0;
            background-color: var(--color-primary);
            display: flex;
            flex-direction: column;
            z-index: 1000;
            padding: 24px 20px;
            overflow-y: auto;
            transition: transform var(--transition-slow);
        }

        .side-nav .nav-logo {
            font-size: 24px;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 32px;
            display: flex;
            align-items: center;
            gap: 10px;
            white-space: nowrap;
        }

        .side-nav .nav-logo i {
            color: var(--color-accent-green);
            font-size: 28px;
        }

        .side-nav .nav-menu {
            list-style: none;
            padding: 0;
            margin: 0;
            flex: 1;
        }

        .side-nav .nav-menu li {
            margin-bottom: 4px;
        }

        .side-nav .nav-menu li a {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 12px 16px;
            border-radius: var(--radius-md);
            color: var(--color-text-light);
            font-size: 15px;
            font-weight: 500;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

        .side-nav .nav-menu li a:hover {
            color: var(--color-accent-green);
            background-color: rgba(255, 255, 255, 0.04);
        }

        .side-nav .nav-menu li a.active {
            color: var(--color-accent-green);
            background-color: rgba(0, 230, 118, 0.08);
            font-weight: 600;
        }

        .side-nav .nav-menu li a i {
            width: 20px;
            text-align: center;
            font-size: 14px;
        }

        .side-nav .nav-search {
            margin: 20px 0;
            position: relative;
        }

        .side-nav .nav-search input {
            width: 100%;
            padding: 10px 40px 10px 14px;
            border-radius: var(--radius-md);
            border: 1px solid rgba(255, 255, 255, 0.15);
            background-color: rgba(255, 255, 255, 0.06);
            color: #FFFFFF;
            font-size: 14px;
            transition: all var(--transition-fast);
        }

        .side-nav .nav-search input::placeholder {
            color: var(--color-text-light);
        }

        .side-nav .nav-search button {
            position: absolute;
            right: 6px;
            top: 50%;
            transform: translateY(-50%);
            background: none;
            border: none;
            color: var(--color-text-light);
            padding: 6px 10px;
            border-radius: var(--radius-sm);
            font-size: 14px;
        }

        .side-nav .nav-search button:hover {
            color: var(--color-accent-green);
        }

        .side-nav .nav-cta {
            margin-top: 12px;
        }

        .side-nav .nav-cta a {
            display: block;
            text-align: center;
            padding: 10px 20px;
            border-radius: var(--radius-md);
            border: 2px solid var(--color-accent-orange);
            color: var(--color-accent-orange);
            font-weight: 600;
            font-size: 14px;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

        .side-nav .nav-cta a:hover {
            background-color: rgba(255, 109, 0, 0.1);
            color: var(--color-accent-orange);
        }

        /* ============ 主内容区 ============ */
        .main-content {
            margin-left: var(--nav-width);
            min-height: 100vh;
        }

        /* ============ Hero Bento 首屏 ============ */
        .hero-bento {
            padding: var(--spacing-xxl) var(--spacing-lg);
            background-color: var(--color-bg-light);
            position: relative;
        }

        .hero-bento .bento-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            grid-template-rows: auto auto;
            gap: 20px;
            max-width: 1100px;
            margin: 0 auto;
        }

        .hero-bento .bento-main {
            grid-column: 1 / 2;
            grid-row: 1 / 3;
            background: linear-gradient(135deg, rgba(15, 23, 42, 0.88) 0%, rgba(30, 30, 46, 0.9) 100%), url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
            border-radius: var(--radius-xl);
            padding: 48px 40px;
            display: flex;
            flex-direction: column;
            justify-content: center;
            color: #FFFFFF;
            position: relative;
            overflow: hidden;
            min-height: 420px;
        }

        .hero-bento .bento-main::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -60px;
            width: 200px;
            height: 200px;
            background: radial-gradient(circle, rgba(0, 230, 118, 0.2) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .hero-bento .bento-main .hero-badge {
            display: inline-block;
            background-color: rgba(0, 230, 118, 0.2);
            color: var(--color-accent-green);
            padding: 6px 16px;
            border-radius: 20px;
            font-size: 13px;
            font-weight: 600;
            margin-bottom: 20px;
            width: fit-content;
            letter-spacing: 0.5px;
        }

        .hero-bento .bento-main h1 {
            font-size: 36px;
            font-weight: 700;
            line-height: 1.2;
            margin-bottom: 16px;
            color: #FFFFFF;
            position: relative;
            z-index: 1;
        }

        .hero-bento .bento-main .hero-desc {
            font-size: 16px;
            line-height: 1.7;
            color: var(--color-text-on-dark);
            margin-bottom: 28px;
            max-width: 480px;
            position: relative;
            z-index: 1;
        }

        .hero-bento .bento-main .hero-cta-group {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
            position: relative;
            z-index: 1;
        }

        .btn-primary-accent {
            background-color: var(--color-accent-green);
            color: #FFFFFF;
            border: none;
            padding: 12px 28px;
            border-radius: var(--radius-md);
            font-weight: 600;
            font-size: 15px;
            transition: all var(--transition-normal);
            display: inline-flex;
            align-items: center;
            gap: 8px;
            white-space: nowrap;
        }

        .btn-primary-accent:hover {
            background-color: var(--color-accent-green-hover);
            color: #FFFFFF;
            transform: translateY(-1px);
            box-shadow: var(--shadow-lg);
        }

        .btn-outline-accent {
            background: transparent;
            color: #FFFFFF;
            border: 2px solid rgba(255, 255, 255, 0.5);
            padding: 12px 28px;
            border-radius: var(--radius-md);
            font-weight: 600;
            font-size: 15px;
            transition: all var(--transition-normal);
            display: inline-flex;
            align-items: center;
            gap: 8px;
            white-space: nowrap;
        }

        .btn-outline-accent:hover {
            border-color: var(--color-accent-green);
            color: var(--color-accent-green);
            background-color: rgba(0, 230, 118, 0.06);
        }

        .hero-bento .bento-feature {
            background: #FFFFFF;
            border-radius: var(--radius-xl);
            padding: 28px 24px;
            display: flex;
            flex-direction: column;
            justify-content: center;
            box-shadow: var(--shadow-md);
            transition: all var(--transition-normal);
            cursor: default;
            position: relative;
            overflow: hidden;
        }

        .hero-bento .bento-feature:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
        }

        .hero-bento .bento-feature .feature-icon {
            width: 48px;
            height: 48px;
            border-radius: var(--radius-lg);
            background-color: rgba(0, 230, 118, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            color: var(--color-accent-green);
            margin-bottom: 14px;
        }

        .hero-bento .bento-feature h3 {
            font-size: 18px;
            font-weight: 700;
            color: var(--color-text-primary);
            margin-bottom: 8px;
            line-height: 1.3;
        }

        .hero-bento .bento-feature p {
            font-size: 14px;
            color: var(--color-text-muted);
            line-height: 1.6;
            margin-bottom: 0;
        }

        .hero-bento .bento-feature .feature-stat {
            font-family: var(--font-family-en);
            font-size: 36px;
            font-weight: 700;
            color: var(--color-accent-green);
            margin-bottom: 4px;
        }

        .hero-bento .bento-cta-strip {
            grid-column: 1 / 3;
            background: linear-gradient(135deg, var(--color-primary) 0%, #1a2744 100%);
            border-radius: var(--radius-xl);
            padding: 20px 32px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 16px;
            color: #FFFFFF;
            box-shadow: var(--shadow-md);
        }

        .hero-bento .bento-cta-strip .strip-text {
            font-size: 15px;
            font-weight: 500;
            color: var(--color-text-on-dark);
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .hero-bento .bento-cta-strip .strip-text i {
            color: var(--color-accent-green);
            font-size: 18px;
        }

        /* ============ 指标看板 ============ */
        .metrics-section {
            padding: var(--spacing-xl) 0;
            background-color: var(--color-bg-white);
        }

        .metrics-section .section-title {
            text-align: center;
            margin-bottom: var(--spacing-lg);
        }

        .metrics-section .section-title h2 {
            font-size: 28px;
            font-weight: 700;
            color: var(--color-text-primary);
            margin-bottom: 8px;
        }

        .metrics-section .section-title p {
            font-size: 15px;
            color: var(--color-text-muted);
            max-width: 600px;
            margin: 0 auto;
        }

        .metrics-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .metric-card {
            background: var(--color-primary-light);
            border-radius: var(--radius-xl);
            padding: 28px 20px;
            text-align: center;
            color: #FFFFFF;
            transition: all var(--transition-normal);
            box-shadow: var(--shadow-md);
        }

        .metric-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-hover);
        }

        .metric-card .metric-icon {
            font-size: 28px;
            color: var(--color-accent-green);
            margin-bottom: 12px;
        }

        .metric-card .metric-value {
            font-family: var(--font-family-en);
            font-size: 42px;
            font-weight: 700;
            color: var(--color-accent-green);
            line-height: 1.1;
            margin-bottom: 6px;
        }

        .metric-card .metric-label {
            font-size: 14px;
            color: var(--color-text-light);
            font-weight: 500;
        }

        .metric-card .metric-sub {
            font-size: 12px;
            color: var(--color-text-muted);
            margin-top: 4px;
        }

        /* ============ 热门选手展示 ============ */
        .players-showcase {
            padding: var(--spacing-xxl) 0;
            background-color: var(--color-bg-light);
        }

        .players-showcase .section-header {
            margin-bottom: var(--spacing-lg);
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 16px;
        }

        .players-showcase .section-header h2 {
            font-size: 28px;
            font-weight: 700;
            color: var(--color-text-primary);
            margin-bottom: 0;
        }

        .players-showcase .section-header .view-all {
            color: var(--color-accent-green);
            font-weight: 600;
            font-size: 15px;
            display: flex;
            align-items: center;
            gap: 6px;
            transition: all var(--transition-fast);
        }

        .players-showcase .section-header .view-all:hover {
            color: var(--color-accent-green-hover);
            gap: 10px;
        }

        .players-asymmetric-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr;
            grid-template-rows: auto auto;
            gap: 20px;
        }

        .player-card-large {
            grid-row: 1 / 3;
            background: #FFFFFF;
            border-radius: var(--radius-xl);
            overflow: hidden;
            box-shadow: var(--shadow-md);
            transition: all var(--transition-normal);
            display: flex;
            flex-direction: column;
        }

        .player-card-large:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
        }

        .player-card-large .card-img-wrap {
            height: 240px;
            overflow: hidden;
            position: relative;
        }

        .player-card-large .card-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }

        .player-card-large:hover .card-img-wrap img {
            transform: scale(1.04);
        }

        .player-card-large .card-img-wrap .player-rank-badge {
            position: absolute;
            top: 16px;
            left: 16px;
            background-color: var(--color-accent-orange);
            color: #FFFFFF;
            padding: 6px 14px;
            border-radius: 20px;
            font-weight: 700;
            font-size: 13px;
            letter-spacing: 0.5px;
        }

        .player-card-large .card-body {
            padding: 24px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .player-card-large .card-body h3 {
            font-size: 22px;
            font-weight: 700;
            color: var(--color-text-primary);
            margin-bottom: 6px;
        }

        .player-card-large .card-body .player-team {
            font-size: 14px;
            color: var(--color-text-muted);
            margin-bottom: 12px;
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .player-card-large .card-body .player-stats-row {
            display: flex;
            gap: 20px;
            margin-bottom: 16px;
            flex-wrap: wrap;
        }

        .player-card-large .card-body .player-stat-item {
            text-align: center;
        }

        .player-card-large .card-body .player-stat-item .stat-num {
            font-family: var(--font-family-en);
            font-size: 22px;
            font-weight: 700;
            color: var(--color-accent-green);
        }

        .player-card-large .card-body .player-stat-item .stat-label {
            font-size: 12px;
            color: var(--color-text-muted);
        }

        .player-card-large .card-body .player-desc {
            font-size: 14px;
            color: var(--color-text-secondary);
            line-height: 1.7;
            flex: 1;
        }

        .player-card-small {
            background: #FFFFFF;
            border-radius: var(--radius-xl);
            overflow: hidden;
            box-shadow: var(--shadow-md);
            transition: all var(--transition-normal);
            display: flex;
            flex-direction: row;
        }

        .player-card-small:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
        }

        .player-card-small .card-img-wrap {
            width: 140px;
            min-width: 140px;
            overflow: hidden;
            position: relative;
        }

        .player-card-small .card-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }

        .player-card-small:hover .card-img-wrap img {
            transform: scale(1.04);
        }

        .player-card-small .card-body {
            padding: 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }

        .player-card-small .card-body h3 {
            font-size: 17px;
            font-weight: 700;
            color: var(--color-text-primary);
            margin-bottom: 4px;
        }

        .player-card-small .card-body .player-team {
            font-size: 13px;
            color: var(--color-text-muted);
            margin-bottom: 8px;
        }

        .player-card-small .card-body .player-mini-stats {
            display: flex;
            gap: 14px;
            font-size: 13px;
            color: var(--color-text-secondary);
        }

        .player-card-small .card-body .player-mini-stats span {
            font-weight: 600;
            color: var(--color-accent-green);
        }

        /* ============ 选手对比区域 ============ */
        .compare-section {
            padding: var(--spacing-xxl) 0;
            background-color: var(--color-bg-white);
        }

        .compare-section .section-header {
            text-align: center;
            margin-bottom: var(--spacing-lg);
        }

        .compare-section .section-header h2 {
            font-size: 28px;
            font-weight: 700;
            color: var(--color-text-primary);
            margin-bottom: 8px;
        }

        .compare-section .section-header p {
            font-size: 15px;
            color: var(--color-text-muted);
            max-width: 600px;
            margin: 0 auto;
        }

        .compare-wrapper {
            display: grid;
            grid-template-columns: 1fr auto 1fr;
            gap: 0;
            align-items: stretch;
            max-width: 1000px;
            margin: 0 auto;
        }

        .compare-card {
            background: #FFFFFF;
            border-radius: var(--radius-xl);
            padding: 32px 28px;
            box-shadow: var(--shadow-md);
            border: 1px solid var(--color-border-light);
        }

        .compare-card h3 {
            font-size: 20px;
            font-weight: 700;
            color: var(--color-text-primary);
            margin-bottom: 20px;
            text-align: center;
        }

        .compare-card .compare-stat-row {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 10px 0;
            border-bottom: 1px solid var(--color-border-light);
        }

        .compare-card .compare-stat-row:last-child {
            border-bottom: none;
        }

        .compare-card .compare-stat-row .stat-label {
            font-size: 14px;
            color: var(--color-text-muted);
        }

        .compare-card .compare-stat-row .stat-value {
            font-family: var(--font-family-en);
            font-size: 16px;
            font-weight: 700;
            color: var(--color-text-primary);
        }

        .compare-vs {
            display: flex;
            align-items: center;
            justify-content: center;
            padding: 0 16px;
        }

        .compare-vs .vs-badge {
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background-color: var(--color-accent-green);
            color: #FFFFFF;
            font-weight: 700;
            font-size: 18px;
            display: flex;
            align-items: center;
            justify-content: center;
            box-shadow: 0 4px 16px rgba(0, 230, 118, 0.35);
            font-family: var(--font-family-en);
        }

        .progress-compare {
            height: 10px;
            border-radius: 5px;
            background-color: var(--color-border-light);
            margin-top: 8px;
            overflow: hidden;
        }

        .progress-compare .progress-bar-green {
            height: 100%;
            background-color: var(--color-accent-green);
            border-radius: 5px;
            transition: width var(--transition-slow);
        }

        /* ============ 深度数据解读 ============ */
        .deep-insight {
            padding: var(--spacing-xxl) 0;
            background-color: var(--color-bg-light);
        }

        .deep-insight .insight-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
        }

        .deep-insight .insight-text h2 {
            font-size: 28px;
            font-weight: 700;
            color: var(--color-text-primary);
            margin-bottom: 16px;
        }

        .deep-insight .insight-text p {
            font-size: 15px;
            color: var(--color-text-secondary);
            line-height: 1.8;
            margin-bottom: 14px;
        }

        .deep-insight .insight-text .insight-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-top: 16px;
        }

        .deep-insight .insight-text .insight-tag {
            background-color: rgba(0, 230, 118, 0.1);
            color: var(--color-accent-green);
            padding: 6px 14px;
            border-radius: 20px;
            font-size: 13px;
            font-weight: 600;
        }

        .deep-insight .insight-visual {
            border-radius: var(--radius-xl);
            overflow: hidden;
            box-shadow: var(--shadow-lg);
        }

        .deep-insight .insight-visual img {
            width: 100%;
            height: auto;
            border-radius: var(--radius-xl);
        }

        /* ============ 选手成长路径 ============ */
        .career-timeline {
            padding: var(--spacing-xxl) 0;
            background-color: var(--color-bg-white);
        }

        .career-timeline .section-header {
            text-align: center;
            margin-bottom: var(--spacing-lg);
        }

        .career-timeline .section-header h2 {
            font-size: 28px;
            font-weight: 700;
            color: var(--color-text-primary);
            margin-bottom: 8px;
        }

        .career-timeline .section-header p {
            font-size: 15px;
            color: var(--color-text-muted);
            max-width: 600px;
            margin: 0 auto;
        }

        .timeline-list {
            max-width: 800px;
            margin: 0 auto;
            position: relative;
            padding-left: 40px;
        }

        .timeline-list::before {
            content: '';
            position: absolute;
            left: 16px;
            top: 0;
            bottom: 0;
            width: 3px;
            background: linear-gradient(to bottom, var(--color-accent-green), var(--color-accent-orange));
            border-radius: 2px;
        }

        .timeline-item {
            position: relative;
            margin-bottom: 32px;
            padding-left: 28px;
        }

        .timeline-item::before {
            content: '';
            position: absolute;
            left: -28px;
            top: 6px;
            width: 14px;
            height: 14px;
            border-radius: 50%;
            background-color: var(--color-accent-green);
            border: 3px solid #FFFFFF;
            box-shadow: 0 0 0 3px var(--color-accent-green);
            z-index: 1;
        }

        .timeline-item .timeline-year {
            font-family: var(--font-family-en);
            font-size: 14px;
            font-weight: 700;
            color: var(--color-accent-green);
            margin-bottom: 4px;
        }

        .timeline-item h4 {
            font-size: 17px;
            font-weight: 700;
            color: var(--color-text-primary);
            margin-bottom: 6px;
        }

        .timeline-item p {
            font-size: 14px;
            color: var(--color-text-secondary);
            line-height: 1.7;
            margin-bottom: 0;
        }

        /* ============ FAQ ============ */
        .faq-section {
            padding: var(--spacing-xxl) 0;
            background-color: var(--color-bg-light);
        }

        .faq-section .section-header {
            text-align: center;
            margin-bottom: var(--spacing-lg);
        }

        .faq-section .section-header h2 {
            font-size: 28px;
            font-weight: 700;
            color: var(--color-text-primary);
            margin-bottom: 8px;
        }

        .faq-accordion {
            max-width: 800px;
            margin: 0 auto;
        }

        .faq-accordion .accordion-item {
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            margin-bottom: 10px;
            background: #FFFFFF;
            overflow: hidden;
            box-shadow: var(--shadow-sm);
        }

        .faq-accordion .accordion-button {
            font-size: 16px;
            font-weight: 600;
            color: var(--color-text-primary);
            background: #FFFFFF;
            padding: 16px 20px;
            border: none;
            box-shadow: none;
            border-radius: var(--radius-md);
            transition: all var(--transition-fast);
        }

        .faq-accordion .accordion-button:not(.collapsed) {
            background-color: #F8FAFC;
            color: var(--color-accent-green);
            border-left: 4px solid var(--color-accent-green);
            border-radius: var(--radius-md) var(--radius-md) 0 0;
        }

        .faq-accordion .accordion-button:focus {
            box-shadow: none;
            border-color: var(--color-accent-green);
        }

        .faq-accordion .accordion-button::after {
            transition: all var(--transition-fast);
        }

        .faq-accordion .accordion-body {
            padding: 16px 20px;
            font-size: 15px;
            line-height: 1.7;
            color: var(--color-text-secondary);
            background-color: #F8FAFC;
        }

        /* ============ CTA 转化区 ============ */
        .cta-section {
            padding: var(--spacing-xxl) 0;
            background-color: var(--color-primary);
            text-align: center;
        }

        .cta-section .cta-inner {
            max-width: 600px;
            margin: 0 auto;
        }

        .cta-section h2 {
            font-size: 28px;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 12px;
        }

        .cta-section p {
            font-size: 15px;
            color: var(--color-text-on-dark);
            margin-bottom: 24px;
            line-height: 1.7;
        }

        .cta-section .cta-form {
            display: flex;
            gap: 10px;
            max-width: 500px;
            margin: 0 auto 16px;
            flex-wrap: wrap;
            justify-content: center;
        }

        .cta-section .cta-form input {
            flex: 1;
            min-width: 220px;
            padding: 12px 18px;
            border-radius: var(--radius-md);
            border: none;
            background-color: var(--color-primary-light);
            color: #FFFFFF;
            font-size: 15px;
        }

        .cta-section .cta-form input::placeholder {
            color: var(--color-text-light);
        }

        .cta-section .cta-form button {
            padding: 12px 28px;
            border-radius: var(--radius-md);
            border: none;
            background-color: var(--color-accent-green);
            color: #FFFFFF;
            font-weight: 600;
            font-size: 15px;
            white-space: nowrap;
        }

        .cta-section .cta-form button:hover {
            background-color: var(--color-accent-green-hover);
        }

        .cta-section .privacy-note {
            font-size: 12px;
            color: var(--color-text-light);
        }

        .cta-section .privacy-note a {
            color: var(--color-accent-green);
            text-decoration: underline;
        }

        /* ============ 页脚 ============ */
        .site-footer {
            background-color: var(--color-primary);
            padding: 40px 0;
            text-align: center;
            color: var(--color-text-light);
            border-top: 1px solid rgba(255, 255, 255, 0.08);
        }

        .site-footer .footer-brand {
            font-size: 22px;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 16px;
        }

        .site-footer .footer-links {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 16px;
            margin-bottom: 20px;
        }

        .site-footer .footer-links a {
            color: var(--color-text-light);
            font-size: 14px;
            transition: color var(--transition-fast);
        }

        .site-footer .footer-links a:hover {
            color: var(--color-accent-green);
        }

        .site-footer .footer-info {
            font-size: 13px;
            color: var(--color-text-muted);
            line-height: 1.8;
        }

        .site-footer .footer-info span {
            margin: 0 4px;
        }

        .site-footer .footer-info a {
            color: var(--color-accent-green);
            font-weight: 500;
        }

        .site-footer .footer-info a:hover {
            text-decoration: underline;
        }

        /* ============ 响应式 ============ */
        @media (max-width: 1200px) {
            :root {
                --nav-width: 250px;
            }
            .side-nav {
                padding: 20px 16px;
            }
            .side-nav .nav-logo {
                font-size: 20px;
            }
            .hero-bento .bento-main h1 {
                font-size: 30px;
            }
            .metrics-grid {
                grid-template-columns: repeat(4, 1fr);
                gap: 14px;
            }
            .metric-card .metric-value {
                font-size: 34px;
            }
        }

        @media (max-width: 992px) {
            :root {
                --nav-width: 0;
            }
            .side-nav {
                transform: translateX(-100%);
                width: 280px;
                min-width: 280px;
                z-index: 1050;
                transition: transform var(--transition-slow);
            }
            .side-nav.mobile-open {
                transform: translateX(0);
            }
            .mobile-nav-toggle {
                display: flex !important;
                position: fixed;
                top: 16px;
                right: 16px;
                z-index: 1060;
                width: 44px;
                height: 44px;
                border-radius: var(--radius-md);
                background-color: var(--color-primary);
                color: #FFFFFF;
                border: none;
                font-size: 20px;
                align-items: center;
                justify-content: center;
                box-shadow: var(--shadow-lg);
            }
            .main-content {
                margin-left: 0;
            }
            .hero-bento .bento-grid {
                grid-template-columns: 1fr;
                grid-template-rows: auto;
            }
            .hero-bento .bento-main {
                grid-column: 1;
                grid-row: auto;
                min-height: 320px;
            }
            .hero-bento .bento-cta-strip {
                grid-column: 1;
                flex-direction: column;
                text-align: center;
            }
            .metrics-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 14px;
            }
            .players-asymmetric-grid {
                grid-template-columns: 1fr;
                grid-template-rows: auto;
            }
            .player-card-large {
                grid-row: auto;
            }
            .player-card-small {
                flex-direction: column;
            }
            .player-card-small .card-img-wrap {
                width: 100%;
                height: 160px;
            }
            .compare-wrapper {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .compare-vs {
                padding: 8px 0;
            }
            .deep-insight .insight-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .hero-bento {
                padding: var(--spacing-lg) var(--spacing-sm);
            }
            .hero-bento .bento-main {
                padding: 32px 24px;
            }
            .hero-bento .bento-main h1 {
                font-size: 26px;
            }
        }

        @media (max-width: 768px) {
            .metrics-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 10px;
            }
            .metric-card {
                padding: 20px 14px;
            }
            .metric-card .metric-value {
                font-size: 28px;
            }
            .hero-bento .bento-main {
                min-height: 280px;
                padding: 24px 18px;
            }
            .hero-bento .bento-main h1 {
                font-size: 22px;
            }
            .hero-bento .bento-main .hero-desc {
                font-size: 14px;
            }
            .hero-bento .bento-feature {
                padding: 20px 16px;
            }
            .hero-bento .bento-cta-strip {
                padding: 16px 20px;
            }
            .players-showcase .section-header h2 {
                font-size: 22px;
            }
            .compare-section .section-header h2 {
                font-size: 22px;
            }
            .deep-insight .insight-text h2 {
                font-size: 22px;
            }
            .career-timeline .section-header h2 {
                font-size: 22px;
            }
            .faq-section .section-header h2 {
                font-size: 22px;
            }
            .cta-section h2 {
                font-size: 22px;
            }
            .timeline-list {
                padding-left: 28px;
            }
            .timeline-list::before {
                left: 10px;
            }
            .timeline-item {
                padding-left: 20px;
            }
            .timeline-item::before {
                left: -22px;
                width: 10px;
                height: 10px;
            }
            .btn-primary-accent,
            .btn-outline-accent {
                padding: 10px 20px;
                font-size: 14px;
            }
        }

        @media (max-width: 520px) {
            .metrics-grid {
                grid-template-columns: 1fr 1fr;
                gap: 8px;
            }
            .metric-card {
                padding: 16px 10px;
            }
            .metric-card .metric-value {
                font-size: 24px;
            }
            .metric-card .metric-label {
                font-size: 12px;
            }
            .hero-bento .bento-main {
                min-height: 240px;
                padding: 20px 14px;
            }
            .hero-bento .bento-main h1 {
                font-size: 20px;
            }
            .hero-bento .bento-feature {
                padding: 16px 14px;
            }
            .hero-bento .bento-feature h3 {
                font-size: 15px;
            }
            .player-card-small .card-img-wrap {
                height: 120px;
            }
            .player-card-large .card-img-wrap {
                height: 180px;
            }
            .compare-card {
                padding: 20px 16px;
            }
            .cta-section .cta-form {
                flex-direction: column;
                align-items: stretch;
            }
            .cta-section .cta-form input {
                min-width: auto;
            }
            .site-footer .footer-links {
                gap: 10px;
            }
            .site-footer .footer-links a {
                font-size: 12px;
            }
        }

        @media (max-width: 375px) {
            .metrics-grid {
                grid-template-columns: 1fr;
                gap: 8px;
            }
            .hero-bento .bento-main {
                min-height: 220px;
                padding: 16px 12px;
            }
            .hero-bento .bento-main h1 {
                font-size: 18px;
            }
            .hero-bento .bento-main .hero-desc {
                font-size: 13px;
            }
            .hero-bento .bento-feature {
                padding: 14px 12px;
            }
            .hero-bento .bento-feature h3 {
                font-size: 14px;
            }
            .player-card-large .card-body {
                padding: 16px;
            }
            .player-card-large .card-body h3 {
                font-size: 17px;
            }
            .player-card-small .card-body {
                padding: 14px;
            }
            .player-card-small .card-body h3 {
                font-size: 15px;
            }
        }

        .mobile-nav-toggle {
            display: none;
        }

        @media (max-width: 992px) {
            .mobile-nav-toggle {
                display: flex !important;
            }
        }

/* roulang page: category4 */
:root {
            --color-primary: #0F172A;
            --color-primary-light: #1E1E2E;
            --color-accent-green: #00E676;
            --color-accent-green-hover: #00C853;
            --color-accent-orange: #FF6D00;
            --color-bg-light: #F5F7FA;
            --color-bg-white: #FFFFFF;
            --color-text-primary: #1E293B;
            --color-text-secondary: #475569;
            --color-text-muted: #64748B;
            --color-text-light: #94A3B8;
            --color-text-on-dark: #E2E8F0;
            --color-border: #E2E8F0;
            --color-border-light: #F1F5F9;
            --radius-sm: 4px;
            --radius-md: 6px;
            --radius-lg: 8px;
            --radius-xl: 12px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
            --shadow-md: 0 2px 12px rgba(0, 0, 0, 0.06);
            --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.12);
            --shadow-hover: 0 8px 28px rgba(0, 0, 0, 0.14);
            --spacing-xs: 8px;
            --spacing-sm: 16px;
            --spacing-md: 24px;
            --spacing-lg: 40px;
            --spacing-xl: 60px;
            --spacing-xxl: 80px;
            --nav-width: 280px;
            --transition-fast: 0.15s ease;
            --transition-normal: 0.2s ease;
            --transition-slow: 0.3s ease;
            --font-family-cn: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            --font-family-en: 'Inter', 'Roboto', sans-serif;
        }

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

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-family-cn);
            font-size: 16px;
            line-height: 1.8;
            color: var(--color-text-primary);
            background-color: var(--color-bg-white);
            margin: 0;
            padding: 0;
            overflow-x: hidden;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
        }
        a:hover {
            color: var(--color-accent-green);
        }
        a:focus-visible {
            outline: 2px solid var(--color-accent-green);
            outline-offset: 2px;
            border-radius: var(--radius-sm);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button {
            cursor: pointer;
            font-family: inherit;
            transition: all var(--transition-normal);
        }
        button:focus-visible {
            outline: 2px solid var(--color-accent-green);
            outline-offset: 2px;
        }
        input {
            font-family: inherit;
            transition: all var(--transition-normal);
        }
        input:focus-visible {
            outline: 2px solid var(--color-accent-green);
            outline-offset: 2px;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 16px;
            padding-right: 16px;
        }

        /* ============ 左侧导航栏 ============ */
        .side-nav {
            width: var(--nav-width);
            min-width: var(--nav-width);
            height: 100vh;
            position: fixed;
            left: 0;
            top: 0;
            background-color: var(--color-primary);
            display: flex;
            flex-direction: column;
            z-index: 1000;
            padding: 24px 20px;
            overflow-y: auto;
            transition: transform var(--transition-slow);
        }
        .side-nav .nav-logo {
            font-size: 24px;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 32px;
            display: flex;
            align-items: center;
            gap: 10px;
            white-space: nowrap;
        }
        .side-nav .nav-logo i {
            color: var(--color-accent-green);
            font-size: 28px;
        }
        .side-nav .nav-menu {
            list-style: none;
            padding: 0;
            margin: 0;
            flex: 1;
        }
        .side-nav .nav-menu li {
            margin-bottom: 4px;
        }
        .side-nav .nav-menu li a {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 12px 16px;
            border-radius: var(--radius-md);
            color: var(--color-text-light);
            font-size: 15px;
            font-weight: 500;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .side-nav .nav-menu li a:hover {
            color: var(--color-accent-green);
            background-color: rgba(255, 255, 255, 0.04);
        }
        .side-nav .nav-menu li a.active {
            color: var(--color-accent-green);
            background-color: rgba(0, 230, 118, 0.08);
            font-weight: 600;
        }
        .side-nav .nav-menu li a i {
            width: 20px;
            text-align: center;
            font-size: 14px;
        }
        .side-nav .nav-search {
            margin: 20px 0;
            position: relative;
        }
        .side-nav .nav-search input {
            width: 100%;
            padding: 10px 40px 10px 14px;
            border-radius: var(--radius-md);
            border: 1px solid rgba(255, 255, 255, 0.15);
            background-color: rgba(255, 255, 255, 0.06);
            color: #FFFFFF;
            font-size: 14px;
            transition: all var(--transition-fast);
        }
        .side-nav .nav-search input::placeholder {
            color: var(--color-text-light);
        }
        .side-nav .nav-search button {
            position: absolute;
            right: 8px;
            top: 50%;
            transform: translateY(-50%);
            background: none;
            border: none;
            color: var(--color-text-light);
            font-size: 14px;
            padding: 6px;
            cursor: pointer;
            transition: color var(--transition-fast);
        }
        .side-nav .nav-search button:hover {
            color: var(--color-accent-green);
        }
        .side-nav .nav-cta {
            margin-top: auto;
            padding-top: 16px;
        }
        .side-nav .nav-cta a {
            display: block;
            text-align: center;
            padding: 10px 20px;
            border-radius: var(--radius-md);
            border: 2px solid var(--color-accent-orange);
            color: var(--color-accent-orange);
            font-weight: 600;
            font-size: 14px;
            transition: all var(--transition-fast);
        }
        .side-nav .nav-cta a:hover {
            background-color: rgba(255, 109, 0, 0.1);
            color: var(--color-accent-orange);
        }

        /* ============ 主内容区 ============ */
        .main-content {
            margin-left: var(--nav-width);
            min-height: 100vh;
            background-color: var(--color-bg-white);
        }

        /* ============ Hero 视频官网风格 ============ */
        .hero-video {
            position: relative;
            width: 100%;
            min-height: 520px;
            background: url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
            display: flex;
            align-items: center;
            justify-content: center;
            overflow: hidden;
        }
        .hero-video::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(15, 23, 42, 0.82) 0%, rgba(30, 30, 46, 0.7) 50%, rgba(15, 23, 42, 0.78) 100%);
            z-index: 1;
        }
        .hero-video-content {
            position: relative;
            z-index: 2;
            text-align: center;
            padding: 60px 24px;
            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(0, 230, 118, 0.18);
            border: 3px solid var(--color-accent-green);
            color: var(--color-accent-green);
            font-size: 38px;
            cursor: pointer;
            transition: all var(--transition-slow);
            animation: pulse-ring 2.4s ease-in-out infinite;
            margin-bottom: 28px;
            position: relative;
        }
        .hero-play-btn:hover {
            background: rgba(0, 230, 118, 0.3);
            transform: scale(1.06);
            box-shadow: 0 0 40px rgba(0, 230, 118, 0.35);
        }
        @keyframes pulse-ring {
            0%,
            100% {
                box-shadow: 0 0 0 0 rgba(0, 230, 118, 0.45);
            }
            50% {
                box-shadow: 0 0 0 22px rgba(0, 230, 118, 0);
            }
        }
        .hero-video-content h1 {
            font-size: 42px;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 16px;
            letter-spacing: 0.02em;
            line-height: 1.2;
        }
        .hero-video-content .hero-subtitle {
            font-size: 18px;
            color: #CBD5E1;
            margin-bottom: 32px;
            line-height: 1.7;
            max-width: 600px;
            margin-left: auto;
            margin-right: auto;
        }
        .hero-video-content .hero-cta {
            display: inline-block;
            padding: 14px 36px;
            background-color: var(--color-accent-green);
            color: #0F172A;
            font-weight: 700;
            font-size: 16px;
            border-radius: var(--radius-md);
            border: none;
            transition: all var(--transition-normal);
            letter-spacing: 0.01em;
        }
        .hero-video-content .hero-cta:hover {
            background-color: var(--color-accent-green-hover);
            color: #0F172A;
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(0, 230, 118, 0.3);
        }

        /* ============ 板块通用样式 ============ */
        .section-block {
            padding: var(--spacing-xxl) 0;
        }
        .section-block.bg-light {
            background-color: var(--color-bg-light);
        }
        .section-block.bg-dark {
            background-color: var(--color-primary);
            color: var(--color-text-on-dark);
        }
        .section-title {
            font-size: 28px;
            font-weight: 700;
            margin-bottom: 12px;
            color: var(--color-text-primary);
            line-height: 1.3;
        }
        .section-desc {
            font-size: 16px;
            color: var(--color-text-muted);
            margin-bottom: 40px;
            line-height: 1.7;
            max-width: 700px;
        }
        .bg-dark .section-title {
            color: #FFFFFF;
        }
        .bg-dark .section-desc {
            color: #CBD5E1;
        }

        /* ============ 分析维度 - 非对称网格 ============ */
        .analysis-grid {
            display: grid;
            grid-template-columns: 1.2fr 0.8fr;
            grid-template-rows: auto auto;
            gap: 20px;
        }
        .analysis-card {
            background: #FFFFFF;
            border-radius: var(--radius-xl);
            padding: 28px;
            box-shadow: var(--shadow-md);
            transition: all var(--transition-normal);
            display: flex;
            flex-direction: column;
            border: 1px solid var(--color-border-light);
            position: relative;
            overflow: hidden;
        }
        .analysis-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
        }
        .analysis-card.card-featured {
            grid-row: span 2;
            background: var(--color-primary-light);
            color: #FFFFFF;
            border: none;
        }
        .analysis-card.card-featured .card-icon {
            color: var(--color-accent-green);
        }
        .analysis-card.card-featured .card-title {
            color: #FFFFFF;
        }
        .analysis-card.card-featured .card-desc {
            color: #CBD5E1;
        }
        .analysis-card .card-icon {
            font-size: 32px;
            color: var(--color-accent-green);
            margin-bottom: 16px;
        }
        .analysis-card .card-tag {
            display: inline-block;
            font-size: 12px;
            font-weight: 600;
            padding: 4px 10px;
            border-radius: var(--radius-sm);
            background-color: rgba(0, 230, 118, 0.1);
            color: var(--color-accent-green);
            margin-bottom: 12px;
            width: fit-content;
            letter-spacing: 0.03em;
        }
        .analysis-card.card-featured .card-tag {
            background-color: rgba(0, 230, 118, 0.2);
        }
        .analysis-card .card-title {
            font-size: 20px;
            font-weight: 700;
            color: var(--color-text-primary);
            margin-bottom: 10px;
            line-height: 1.3;
        }
        .analysis-card .card-desc {
            font-size: 14px;
            color: var(--color-text-muted);
            line-height: 1.7;
            flex: 1;
        }
        .analysis-card .card-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-weight: 600;
            color: var(--color-accent-green);
            font-size: 14px;
            margin-top: 14px;
            transition: gap var(--transition-fast);
        }
        .analysis-card .card-link:hover {
            gap: 10px;
            color: var(--color-accent-green-hover);
        }
        .analysis-card .card-img {
            width: 100%;
            border-radius: var(--radius-lg);
            margin-bottom: 16px;
            object-fit: cover;
            aspect-ratio: 16/10;
        }

        /* ============ 分析流程 ============ */
        .process-steps {
            display: flex;
            gap: 0;
            align-items: stretch;
            flex-wrap: nowrap;
            counter-reset: step;
        }
        .process-step {
            flex: 1;
            text-align: center;
            padding: 32px 20px;
            position: relative;
            background: #FFFFFF;
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-normal);
            border: 1px solid var(--color-border-light);
            margin: 0 4px;
        }
        .process-step:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
        }
        .process-step .step-number {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 52px;
            height: 52px;
            border-radius: 50%;
            background: var(--color-accent-green);
            color: #0F172A;
            font-weight: 700;
            font-size: 22px;
            margin-bottom: 16px;
            font-family: var(--font-family-en);
        }
        .process-step .step-title {
            font-size: 17px;
            font-weight: 700;
            color: var(--color-text-primary);
            margin-bottom: 8px;
        }
        .process-step .step-desc {
            font-size: 13px;
            color: var(--color-text-muted);
            line-height: 1.6;
        }
        .process-arrow {
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--color-accent-green);
            font-size: 20px;
            flex-shrink: 0;
            width: 36px;
        }

        /* ============ 深度报告展示 - 全宽图文混排 ============ */
        .report-showcase {
            display: flex;
            gap: 40px;
            align-items: center;
            flex-wrap: wrap;
        }
        .report-showcase .report-image {
            flex: 1 1 420px;
            min-width: 300px;
            border-radius: var(--radius-xl);
            overflow: hidden;
            box-shadow: var(--shadow-lg);
        }
        .report-showcase .report-image img {
            width: 100%;
            aspect-ratio: 4/3;
            object-fit: cover;
        }
        .report-showcase .report-text {
            flex: 1 1 380px;
            min-width: 280px;
        }
        .report-showcase .report-text h3 {
            font-size: 22px;
            font-weight: 700;
            margin-bottom: 16px;
            color: var(--color-text-primary);
            line-height: 1.4;
        }
        .report-showcase .report-text p {
            font-size: 15px;
            color: var(--color-text-secondary);
            line-height: 1.8;
            margin-bottom: 12px;
        }
        .report-showcase .report-meta {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
            margin-top: 16px;
        }
        .report-showcase .report-meta span {
            font-size: 13px;
            color: var(--color-text-muted);
            display: flex;
            align-items: center;
            gap: 5px;
        }
        .report-showcase .report-meta span i {
            color: var(--color-accent-green);
        }

        /* ============ 数据对比双栏 ============ */
        .compare-wrapper {
            display: flex;
            gap: 0;
            align-items: stretch;
            flex-wrap: wrap;
            background: #FFFFFF;
            border-radius: var(--radius-xl);
            overflow: hidden;
            box-shadow: var(--shadow-md);
            border: 1px solid var(--color-border-light);
        }
        .compare-panel {
            flex: 1 1 280px;
            padding: 32px 28px;
            text-align: center;
            min-width: 250px;
        }
        .compare-panel .compare-team-img {
            width: 80px;
            height: 80px;
            border-radius: 50%;
            object-fit: cover;
            margin: 0 auto 16px;
            border: 3px solid var(--color-border-light);
        }
        .compare-panel .compare-team-name {
            font-size: 20px;
            font-weight: 700;
            color: var(--color-text-primary);
            margin-bottom: 20px;
        }
        .compare-panel .compare-stat {
            margin-bottom: 10px;
        }
        .compare-panel .compare-stat .stat-label {
            font-size: 12px;
            color: var(--color-text-muted);
            text-transform: uppercase;
            letter-spacing: 0.04em;
            margin-bottom: 4px;
        }
        .compare-panel .compare-stat .stat-value {
            font-size: 28px;
            font-weight: 700;
            color: var(--color-accent-green);
            font-family: var(--font-family-en);
        }
        .compare-vs {
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            width: 80px;
            min-width: 80px;
            background: var(--color-primary-light);
            color: var(--color-accent-orange);
            font-weight: 900;
            font-size: 28px;
            letter-spacing: 0.04em;
            font-family: var(--font-family-en);
        }
        .compare-bar {
            width: 100%;
            height: 10px;
            background: #E2E8F0;
            border-radius: 5px;
            margin-top: 6px;
            overflow: hidden;
        }
        .compare-bar-fill {
            height: 100%;
            background: var(--color-accent-green);
            border-radius: 5px;
            transition: width 0.6s ease;
        }

        /* ============ FAQ 手风琴 ============ */
        .faq-accordion .accordion-item {
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md) !important;
            margin-bottom: 10px;
            overflow: hidden;
            background: #FFFFFF;
        }
        .faq-accordion .accordion-button {
            font-size: 16px;
            font-weight: 600;
            color: var(--color-text-primary);
            background: #FFFFFF;
            padding: 18px 20px;
            border-radius: var(--radius-md) !important;
            box-shadow: none;
            transition: all var(--transition-fast);
            border-left: 4px solid transparent;
        }
        .faq-accordion .accordion-button:not(.collapsed) {
            background: #F8FAFC;
            color: var(--color-text-primary);
            border-left: 4px solid var(--color-accent-green);
            box-shadow: none;
        }
        .faq-accordion .accordion-button:focus {
            box-shadow: none;
            border-color: var(--color-border);
        }
        .faq-accordion .accordion-button:not(.collapsed):focus {
            border-left-color: var(--color-accent-green);
        }
        .faq-accordion .accordion-body {
            font-size: 15px;
            color: var(--color-text-secondary);
            line-height: 1.8;
            padding: 16px 20px 20px 20px;
            background: #F8FAFC;
        }
        .faq-accordion .accordion-button::after {
            transition: transform var(--transition-normal);
        }

        /* ============ CTA 转化表单 ============ */
        .cta-section {
            background-color: var(--color-primary);
            padding: var(--spacing-xxl) 0;
            text-align: center;
        }
        .cta-section .cta-title {
            font-size: 28px;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 12px;
        }
        .cta-section .cta-desc {
            font-size: 16px;
            color: #CBD5E1;
            margin-bottom: 32px;
            max-width: 550px;
            margin-left: auto;
            margin-right: auto;
            line-height: 1.7;
        }
        .cta-form {
            display: flex;
            gap: 12px;
            max-width: 500px;
            margin: 0 auto 16px;
            flex-wrap: wrap;
            justify-content: center;
        }
        .cta-form input {
            flex: 1 1 260px;
            padding: 14px 18px;
            border-radius: var(--radius-md);
            border: none;
            background: #1E1E2E;
            color: #FFFFFF;
            font-size: 15px;
            min-width: 200px;
        }
        .cta-form input::placeholder {
            color: #94A3B8;
        }
        .cta-form button {
            padding: 14px 28px;
            border-radius: var(--radius-md);
            background: var(--color-accent-green);
            color: #0F172A;
            font-weight: 700;
            font-size: 15px;
            border: none;
            white-space: nowrap;
            transition: all var(--transition-normal);
        }
        .cta-form button:hover {
            background: var(--color-accent-green-hover);
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(0, 230, 118, 0.3);
        }
        .cta-privacy {
            font-size: 12px;
            color: #94A3B8;
        }
        .cta-privacy a {
            color: var(--color-accent-green);
            text-decoration: underline;
        }
        .cta-privacy a:hover {
            color: var(--color-accent-green-hover);
        }

        /* ============ 页脚 ============ */
        .site-footer {
            background-color: #0A0F1A;
            padding: 40px 0;
            text-align: center;
            color: #94A3B8;
            font-size: 14px;
            line-height: 2;
        }
        .site-footer .footer-brand {
            font-size: 22px;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 16px;
        }
        .site-footer .footer-links {
            display: flex;
            flex-wrap: wrap;
            gap: 20px;
            justify-content: center;
            margin-bottom: 20px;
        }
        .site-footer .footer-links a {
            color: #94A3B8;
            font-size: 14px;
            transition: color var(--transition-fast);
        }
        .site-footer .footer-links a:hover {
            color: var(--color-accent-green);
        }
        .site-footer .footer-info span {
            margin: 0 2px;
        }
        .site-footer .footer-info a {
            color: #94A3B8;
            transition: color var(--transition-fast);
        }
        .site-footer .footer-info a:hover {
            color: var(--color-accent-green);
        }

        /* ============ 移动端导航按钮 ============ */
        .mobile-nav-toggle {
            display: none;
            position: fixed;
            top: 16px;
            right: 16px;
            z-index: 1100;
            background: var(--color-primary);
            color: #FFFFFF;
            border: none;
            width: 44px;
            height: 44px;
            border-radius: var(--radius-md);
            font-size: 22px;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            box-shadow: var(--shadow-md);
        }
        .nav-overlay {
            display: none;
            position: fixed;
            inset: 0;
            background: rgba(0, 0, 0, 0.55);
            z-index: 999;
        }

        /* ============ 响应式 ============ */
        @media (max-width: 992px) {
            .side-nav {
                transform: translateX(-100%);
            }
            .side-nav.open {
                transform: translateX(0);
            }
            .main-content {
                margin-left: 0;
            }
            .mobile-nav-toggle {
                display: flex;
            }
            .nav-overlay.show {
                display: block;
            }
            .hero-video {
                min-height: 400px;
            }
            .hero-video-content h1 {
                font-size: 30px;
            }
            .hero-video-content .hero-subtitle {
                font-size: 15px;
            }
            .hero-play-btn {
                width: 70px;
                height: 70px;
                font-size: 30px;
            }
            .analysis-grid {
                grid-template-columns: 1fr;
                grid-template-rows: auto;
            }
            .analysis-card.card-featured {
                grid-row: span 1;
            }
            .process-steps {
                flex-wrap: wrap;
                gap: 12px;
            }
            .process-arrow {
                display: none;
            }
            .process-step {
                flex: 1 1 140px;
                min-width: 130px;
                margin: 0;
            }
            .compare-vs {
                width: 100%;
                min-width: 100%;
                padding: 16px;
                font-size: 22px;
            }
            .compare-wrapper {
                flex-direction: column;
            }
            .section-block {
                padding: 50px 0;
            }
            .section-title {
                font-size: 24px;
            }
            .report-showcase {
                flex-direction: column;
                gap: 24px;
            }
        }

        @media (max-width: 576px) {
            .hero-video {
                min-height: 340px;
            }
            .hero-video-content h1 {
                font-size: 24px;
            }
            .hero-video-content .hero-subtitle {
                font-size: 14px;
            }
            .hero-play-btn {
                width: 56px;
                height: 56px;
                font-size: 24px;
                margin-bottom: 18px;
            }
            .hero-video-content .hero-cta {
                padding: 12px 24px;
                font-size: 14px;
            }
            .section-block {
                padding: 36px 0;
            }
            .section-title {
                font-size: 21px;
            }
            .analysis-card {
                padding: 20px;
            }
            .analysis-card .card-title {
                font-size: 17px;
            }
            .process-step {
                flex: 1 1 100%;
                min-width: 100%;
                padding: 20px 16px;
            }
            .compare-panel {
                padding: 20px 16px;
            }
            .compare-panel .compare-stat .stat-value {
                font-size: 22px;
            }
            .cta-form {
                flex-direction: column;
                align-items: center;
            }
            .cta-form input {
                width: 100%;
                flex: auto;
            }
            .cta-form button {
                width: 100%;
            }
            .site-footer .footer-links {
                gap: 12px;
            }
        }

/* roulang page: category6 */
:root {
            --color-primary: #0F172A;
            --color-primary-light: #1E1E2E;
            --color-accent-green: #00E676;
            --color-accent-green-hover: #00C853;
            --color-accent-orange: #FF6D00;
            --color-bg-light: #F5F7FA;
            --color-bg-white: #FFFFFF;
            --color-text-primary: #1E293B;
            --color-text-secondary: #475569;
            --color-text-muted: #64748B;
            --color-text-light: #94A3B8;
            --color-text-on-dark: #E2E8F0;
            --color-border: #E2E8F0;
            --color-border-light: #F1F5F9;
            --radius-sm: 4px;
            --radius-md: 6px;
            --radius-lg: 8px;
            --radius-xl: 12px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
            --shadow-md: 0 2px 12px rgba(0, 0, 0, 0.06);
            --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.12);
            --shadow-hover: 0 8px 28px rgba(0, 0, 0, 0.14);
            --spacing-xs: 8px;
            --spacing-sm: 16px;
            --spacing-md: 24px;
            --spacing-lg: 40px;
            --spacing-xl: 60px;
            --spacing-xxl: 80px;
            --nav-width: 280px;
            --transition-fast: 0.15s ease;
            --transition-normal: 0.2s ease;
            --transition-slow: 0.3s ease;
            --font-family-cn: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            --font-family-en: 'Inter', 'Roboto', sans-serif;
        }

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-family-cn);
            font-size: 16px;
            line-height: 1.8;
            color: var(--color-text-primary);
            background-color: var(--color-bg-white);
            margin: 0;
            padding: 0;
            overflow-x: hidden;
        }

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

        a:hover {
            color: var(--color-accent-green);
        }

        a:focus-visible {
            outline: 2px solid var(--color-accent-green);
            outline-offset: 2px;
            border-radius: var(--radius-sm);
        }

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

        button {
            cursor: pointer;
            font-family: inherit;
            transition: all var(--transition-normal);
        }

        button:focus-visible {
            outline: 2px solid var(--color-accent-green);
            outline-offset: 2px;
        }

        input {
            font-family: inherit;
            transition: all var(--transition-normal);
        }

        input:focus-visible {
            outline: 2px solid var(--color-accent-green);
            outline-offset: 2px;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 16px;
            padding-right: 16px;
        }

        /* ============ 左侧导航栏 ============ */
        .side-nav {
            width: var(--nav-width);
            min-width: var(--nav-width);
            height: 100vh;
            position: fixed;
            left: 0;
            top: 0;
            background-color: var(--color-primary);
            display: flex;
            flex-direction: column;
            z-index: 1000;
            padding: 24px 20px;
            overflow-y: auto;
            transition: transform var(--transition-slow);
        }

        .side-nav .nav-logo {
            font-size: 24px;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 32px;
            display: flex;
            align-items: center;
            gap: 10px;
            white-space: nowrap;
        }

        .side-nav .nav-logo i {
            color: var(--color-accent-green);
            font-size: 28px;
        }

        .side-nav .nav-menu {
            list-style: none;
            padding: 0;
            margin: 0;
            flex: 1;
        }

        .side-nav .nav-menu li {
            margin-bottom: 4px;
        }

        .side-nav .nav-menu li a {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 12px 16px;
            border-radius: var(--radius-md);
            color: var(--color-text-light);
            font-size: 15px;
            font-weight: 500;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

        .side-nav .nav-menu li a:hover {
            color: var(--color-accent-green);
            background-color: rgba(255, 255, 255, 0.04);
        }

        .side-nav .nav-menu li a.active {
            color: var(--color-accent-green);
            background-color: rgba(0, 230, 118, 0.08);
            font-weight: 600;
        }

        .side-nav .nav-menu li a i {
            width: 20px;
            text-align: center;
            font-size: 14px;
        }

        .side-nav .nav-search {
            margin: 20px 0;
            position: relative;
        }

        .side-nav .nav-search input {
            width: 100%;
            padding: 10px 40px 10px 14px;
            border-radius: var(--radius-md);
            border: 1px solid rgba(255, 255, 255, 0.15);
            background-color: rgba(255, 255, 255, 0.06);
            color: #FFFFFF;
            font-size: 14px;
            transition: all var(--transition-fast);
        }

        .side-nav .nav-search input::placeholder {
            color: var(--color-text-light);
        }

        .side-nav .nav-search button {
            position: absolute;
            right: 8px;
            top: 50%;
            transform: translateY(-50%);
            background: none;
            border: none;
            color: var(--color-text-light);
            font-size: 14px;
            padding: 6px 8px;
            border-radius: var(--radius-sm);
        }

        .side-nav .nav-search button:hover {
            color: var(--color-accent-green);
        }

        .side-nav .nav-cta {
            margin-top: 8px;
        }

        .side-nav .nav-cta a {
            display: block;
            text-align: center;
            padding: 10px 20px;
            border-radius: var(--radius-md);
            border: 2px solid var(--color-accent-orange);
            color: var(--color-accent-orange);
            font-weight: 600;
            font-size: 14px;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

        .side-nav .nav-cta a:hover {
            background-color: var(--color-accent-orange);
            color: #FFFFFF;
        }

        /* ============ 移动端顶部导航 ============ */
        .mobile-nav-bar {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1001;
            background-color: var(--color-primary);
            padding: 12px 16px;
            align-items: center;
            justify-content: space-between;
            height: 56px;
        }

        .mobile-nav-bar .mobile-logo {
            font-size: 20px;
            font-weight: 700;
            color: #FFFFFF;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .mobile-nav-bar .mobile-logo i {
            color: var(--color-accent-green);
            font-size: 22px;
        }

        .mobile-nav-bar .hamburger-btn {
            background: none;
            border: none;
            color: #FFFFFF;
            font-size: 24px;
            padding: 4px 8px;
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
        }

        .mobile-nav-bar .hamburger-btn:hover {
            color: var(--color-accent-green);
        }

        .mobile-nav-overlay {
            display: none;
            position: fixed;
            inset: 0;
            z-index: 999;
            background-color: rgba(0, 0, 0, 0.6);
            opacity: 0;
            transition: opacity var(--transition-slow);
        }

        .mobile-nav-overlay.show {
            opacity: 1;
        }

        /* ============ 主内容区 ============ */
        .main-content {
            margin-left: var(--nav-width);
            min-height: 100vh;
            transition: margin-left var(--transition-slow);
        }

        /* ============ Hero 区域 ============ */
        .hero-section {
            position: relative;
            background: url('/assets/images/backpic/back-3.webp') center/cover no-repeat;
            min-height: 620px;
            display: flex;
            align-items: center;
            overflow: hidden;
        }

        .hero-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(15, 23, 42, 0.85) 0%, rgba(15, 23, 42, 0.7) 40%, rgba(30, 30, 46, 0.75) 100%);
            z-index: 1;
        }

        .hero-section .hero-inner {
            position: relative;
            z-index: 2;
            width: 100%;
            padding: 80px 0;
        }

        .hero-section .hero-container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 40px;
        }

        .hero-section .hero-badge {
            display: inline-block;
            background-color: rgba(0, 230, 118, 0.15);
            color: var(--color-accent-green);
            padding: 6px 16px;
            border-radius: 20px;
            font-size: 14px;
            font-weight: 600;
            margin-bottom: 20px;
            border: 1px solid rgba(0, 230, 118, 0.3);
            letter-spacing: 0.5px;
        }

        .hero-section .hero-title {
            font-size: 44px;
            font-weight: 700;
            line-height: 1.2;
            color: #FFFFFF;
            margin-bottom: 18px;
            letter-spacing: -0.5px;
        }

        .hero-section .hero-title .highlight {
            color: var(--color-accent-green);
        }

        .hero-section .hero-subtitle {
            font-size: 18px;
            color: var(--color-text-on-dark);
            line-height: 1.7;
            margin-bottom: 28px;
            max-width: 620px;
        }

        .hero-section .hero-cta-group {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
            margin-bottom: 32px;
        }

        .hero-section .btn-primary-hero {
            display: inline-block;
            padding: 14px 32px;
            background-color: var(--color-accent-green);
            color: #0F172A;
            font-weight: 700;
            font-size: 16px;
            border-radius: var(--radius-md);
            border: none;
            transition: all var(--transition-normal);
            text-align: center;
            letter-spacing: 0.3px;
        }

        .hero-section .btn-primary-hero:hover {
            background-color: var(--color-accent-green-hover);
            color: #0F172A;
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(0, 230, 118, 0.35);
        }

        .hero-section .btn-outline-hero {
            display: inline-block;
            padding: 14px 32px;
            background-color: transparent;
            color: #FFFFFF;
            font-weight: 600;
            font-size: 16px;
            border-radius: var(--radius-md);
            border: 2px solid rgba(255, 255, 255, 0.5);
            transition: all var(--transition-normal);
            text-align: center;
            letter-spacing: 0.3px;
        }

        .hero-section .btn-outline-hero:hover {
            border-color: var(--color-accent-green);
            color: var(--color-accent-green);
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(0, 230, 118, 0.2);
        }

        .hero-section .trust-strip {
            display: flex;
            gap: 28px;
            flex-wrap: wrap;
            align-items: center;
        }

        .hero-section .trust-item {
            display: flex;
            align-items: center;
            gap: 8px;
            color: var(--color-text-on-dark);
            font-size: 14px;
            font-weight: 500;
        }

        .hero-section .trust-item i {
            color: var(--color-accent-green);
            font-size: 16px;
        }

        .hero-section .trust-item .trust-num {
            font-family: var(--font-family-en);
            font-weight: 700;
            font-size: 20px;
            color: #FFFFFF;
        }

        /* ============ 板块通用样式 ============ */
        .section-block {
            padding: var(--spacing-xxl) 0;
        }

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

        .section-block.bg-dark {
            background-color: var(--color-primary);
            color: var(--color-text-on-dark);
        }

        .section-title {
            font-size: 28px;
            font-weight: 700;
            line-height: 1.3;
            color: var(--color-text-primary);
            margin-bottom: 12px;
            letter-spacing: -0.3px;
        }

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

        .section-subtitle {
            font-size: 16px;
            color: var(--color-text-muted);
            margin-bottom: 40px;
            line-height: 1.6;
        }

        .section-block.bg-dark .section-subtitle {
            color: var(--color-text-light);
        }

        /* ============ 数据指标卡片 ============ */
        .stat-card-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .stat-card {
            background-color: var(--color-primary-light);
            border-radius: var(--radius-xl);
            padding: 28px 24px;
            text-align: center;
            transition: all var(--transition-normal);
            border: 1px solid rgba(255, 255, 255, 0.06);
        }

        .stat-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-hover);
            border-color: rgba(0, 230, 118, 0.2);
        }

        .stat-card .stat-icon {
            font-size: 32px;
            color: var(--color-accent-green);
            margin-bottom: 12px;
        }

        .stat-card .stat-number {
            font-family: var(--font-family-en);
            font-size: 42px;
            font-weight: 700;
            color: var(--color-accent-green);
            line-height: 1;
            margin-bottom: 8px;
        }

        .stat-card .stat-label {
            font-size: 14px;
            color: var(--color-text-light);
            font-weight: 500;
        }

        /* ============ 服务特色卡片 ============ */
        .feature-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 28px;
            align-items: center;
        }

        .feature-grid .feature-image-wrap {
            border-radius: var(--radius-xl);
            overflow: hidden;
            box-shadow: var(--shadow-lg);
        }

        .feature-grid .feature-image-wrap img {
            width: 100%;
            height: auto;
            object-fit: cover;
            aspect-ratio: 4/3;
        }

        .feature-grid .feature-text-wrap {
            padding: 16px 0;
        }

        .feature-grid .feature-text-wrap h3 {
            font-size: 22px;
            font-weight: 700;
            margin-bottom: 14px;
            color: var(--color-text-primary);
        }

        .feature-grid .feature-text-wrap p {
            color: var(--color-text-secondary);
            line-height: 1.8;
            margin-bottom: 12px;
        }

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

        .feature-list li {
            padding: 8px 0;
            display: flex;
            align-items: flex-start;
            gap: 10px;
            color: var(--color-text-secondary);
            font-size: 15px;
            line-height: 1.6;
        }

        .feature-list li i {
            color: var(--color-accent-green);
            font-size: 16px;
            margin-top: 3px;
            flex-shrink: 0;
        }

        /* ============ 非对称网格 ============ */
        .asymmetric-grid {
            display: grid;
            grid-template-columns: 1.2fr 0.8fr;
            gap: 24px;
        }

        .asymmetric-grid .large-card {
            background: var(--color-bg-white);
            border-radius: var(--radius-xl);
            overflow: hidden;
            box-shadow: var(--shadow-md);
            transition: all var(--transition-normal);
            display: flex;
            flex-direction: column;
        }

        .asymmetric-grid .large-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
        }

        .asymmetric-grid .large-card img {
            width: 100%;
            aspect-ratio: 16/10;
            object-fit: cover;
        }

        .asymmetric-grid .large-card .card-body {
            padding: 24px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .asymmetric-grid .large-card .card-body h4 {
            font-size: 20px;
            font-weight: 700;
            margin-bottom: 8px;
            color: var(--color-text-primary);
        }

        .asymmetric-grid .large-card .card-body p {
            color: var(--color-text-muted);
            font-size: 14px;
            line-height: 1.7;
            flex: 1;
        }

        .asymmetric-grid .small-cards-stack {
            display: flex;
            flex-direction: column;
            gap: 24px;
        }

        .asymmetric-grid .small-card {
            background: var(--color-bg-white);
            border-radius: var(--radius-lg);
            padding: 22px;
            box-shadow: var(--shadow-md);
            transition: all var(--transition-normal);
            display: flex;
            gap: 16px;
            align-items: flex-start;
        }

        .asymmetric-grid .small-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
        }

        .asymmetric-grid .small-card .sc-icon {
            width: 48px;
            height: 48px;
            border-radius: var(--radius-md);
            background-color: rgba(0, 230, 118, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            font-size: 20px;
            color: var(--color-accent-green);
        }

        .asymmetric-grid .small-card .sc-content h5 {
            font-size: 16px;
            font-weight: 700;
            margin-bottom: 4px;
            color: var(--color-text-primary);
        }

        .asymmetric-grid .small-card .sc-content p {
            font-size: 13px;
            color: var(--color-text-muted);
            line-height: 1.6;
            margin: 0;
        }

        /* ============ 流程步骤 ============ */
        .steps-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            position: relative;
        }

        .step-card {
            text-align: center;
            padding: 28px 20px;
            background: var(--color-bg-white);
            border-radius: var(--radius-xl);
            box-shadow: var(--shadow-md);
            transition: all var(--transition-normal);
            position: relative;
        }

        .step-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-3px);
        }

        .step-card .step-number {
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background-color: var(--color-accent-green);
            color: #0F172A;
            font-family: var(--font-family-en);
            font-weight: 700;
            font-size: 22px;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 16px;
        }

        .step-card h5 {
            font-size: 17px;
            font-weight: 700;
            margin-bottom: 8px;
            color: var(--color-text-primary);
        }

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

        /* ============ 深度内容区 ============ */
        .deep-content-row {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
        }

        .deep-content-row .dc-image {
            border-radius: var(--radius-xl);
            overflow: hidden;
            box-shadow: var(--shadow-lg);
        }

        .deep-content-row .dc-image img {
            width: 100%;
            aspect-ratio: 4/3;
            object-fit: cover;
        }

        .deep-content-row .dc-text h3 {
            font-size: 24px;
            font-weight: 700;
            margin-bottom: 16px;
            color: var(--color-text-primary);
        }

        .deep-content-row .dc-text p {
            color: var(--color-text-secondary);
            line-height: 1.8;
            margin-bottom: 14px;
        }

        .deep-content-row .dc-text .dc-tags {
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
            margin-top: 8px;
        }

        .deep-content-row .dc-text .dc-tag {
            display: inline-block;
            padding: 4px 12px;
            background-color: rgba(0, 230, 118, 0.08);
            color: var(--color-accent-green);
            border-radius: 20px;
            font-size: 13px;
            font-weight: 500;
        }

        /* ============ FAQ 手风琴 ============ */
        .accordion-custom .accordion-item {
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md) !important;
            margin-bottom: 12px;
            overflow: hidden;
            background: var(--color-bg-white);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-normal);
        }

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

        .accordion-custom .accordion-button {
            font-size: 16px;
            font-weight: 600;
            color: var(--color-text-primary);
            background-color: var(--color-bg-white);
            padding: 18px 20px;
            border: none;
            box-shadow: none;
            border-radius: var(--radius-md) !important;
            transition: all var(--transition-fast);
        }

        .accordion-custom .accordion-button:not(.collapsed) {
            background-color: #F8FAFC;
            color: var(--color-text-primary);
            border-left: 4px solid var(--color-accent-green);
            padding-left: 16px;
        }

        .accordion-custom .accordion-button:focus {
            box-shadow: none;
            border-color: var(--color-accent-green);
        }

        .accordion-custom .accordion-button::after {
            background-size: 14px;
            transition: transform var(--transition-fast);
        }

        .accordion-custom .accordion-body {
            font-size: 15px;
            line-height: 1.7;
            color: var(--color-text-secondary);
            padding: 16px 20px 20px;
            background-color: #F8FAFC;
        }

        /* ============ CTA 转化区 ============ */
        .cta-section {
            background-color: var(--color-primary);
            padding: var(--spacing-xxl) 0;
            text-align: center;
        }

        .cta-section .cta-title {
            font-size: 28px;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 12px;
        }

        .cta-section .cta-subtitle {
            font-size: 16px;
            color: var(--color-text-on-dark);
            margin-bottom: 28px;
            line-height: 1.6;
        }

        .cta-section .cta-form-wrap {
            max-width: 520px;
            margin: 0 auto;
            display: flex;
            gap: 10px;
            flex-wrap: wrap;
            justify-content: center;
        }

        .cta-section .cta-input {
            flex: 1;
            min-width: 240px;
            padding: 14px 18px;
            border-radius: var(--radius-md);
            border: none;
            background-color: var(--color-primary-light);
            color: #FFFFFF;
            font-size: 15px;
            transition: all var(--transition-fast);
        }

        .cta-section .cta-input::placeholder {
            color: var(--color-text-light);
        }

        .cta-section .cta-input:focus {
            outline: 2px solid var(--color-accent-green);
            outline-offset: 2px;
            background-color: rgba(255, 255, 255, 0.08);
        }

        .cta-section .cta-btn {
            padding: 14px 28px;
            background-color: var(--color-accent-green);
            color: #0F172A;
            font-weight: 700;
            font-size: 16px;
            border-radius: var(--radius-md);
            border: none;
            transition: all var(--transition-normal);
            white-space: nowrap;
            letter-spacing: 0.3px;
        }

        .cta-section .cta-btn:hover {
            background-color: var(--color-accent-green-hover);
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(0, 230, 118, 0.35);
        }

        .cta-section .cta-privacy {
            font-size: 13px;
            color: var(--color-text-light);
            margin-top: 14px;
        }

        .cta-section .cta-privacy a {
            color: var(--color-accent-green);
            text-decoration: underline;
        }

        .cta-section .cta-privacy a:hover {
            color: var(--color-accent-green-hover);
        }

        /* ============ 页脚 ============ */
        .site-footer {
            background-color: var(--color-primary);
            padding: 40px 0;
            text-align: center;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
        }

        .site-footer .footer-brand {
            font-size: 22px;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 16px;
        }

        .site-footer .footer-links {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 18px;
            margin-bottom: 20px;
        }

        .site-footer .footer-links a {
            color: var(--color-text-light);
            font-size: 14px;
            transition: color var(--transition-fast);
        }

        .site-footer .footer-links a:hover {
            color: var(--color-accent-green);
        }

        .site-footer .footer-info {
            color: var(--color-text-light);
            font-size: 13px;
            line-height: 2;
        }

        .site-footer .footer-info span {
            margin: 0 4px;
        }

        .site-footer .footer-info a {
            color: var(--color-text-light);
            transition: color var(--transition-fast);
        }

        .site-footer .footer-info a:hover {
            color: var(--color-accent-green);
        }

        /* ============ 标签组件 ============ */
        .tag {
            display: inline-block;
            padding: 4px 10px;
            border-radius: var(--radius-sm);
            font-size: 12px;
            font-weight: 600;
            letter-spacing: 0.3px;
        }

        .tag-green {
            background-color: rgba(0, 230, 118, 0.12);
            color: #00C853;
        }

        .tag-orange {
            background-color: rgba(255, 109, 0, 0.12);
            color: var(--color-accent-orange);
        }

        /* ============ 按钮组件 ============ */
        .btn-outline-green {
            display: inline-block;
            padding: 10px 22px;
            border: 2px solid var(--color-accent-green);
            color: var(--color-accent-green);
            font-weight: 600;
            font-size: 14px;
            border-radius: var(--radius-md);
            background: transparent;
            transition: all var(--transition-normal);
        }

        .btn-outline-green:hover {
            background-color: rgba(0, 230, 118, 0.1);
            color: var(--color-accent-green);
            transform: translateY(-1px);
        }

        .btn-link-green {
            display: inline-block;
            color: var(--color-accent-green);
            font-weight: 600;
            font-size: 14px;
            padding: 0;
            background: none;
            border: none;
            transition: all var(--transition-fast);
        }

        .btn-link-green:hover {
            color: var(--color-accent-green-hover);
            text-decoration: underline;
            text-underline-offset: 4px;
        }

        /* ============ 响应式 ============ */
        @media (max-width: 1199.98px) {
            .stat-card-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .steps-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .deep-content-row {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .asymmetric-grid {
                grid-template-columns: 1fr;
            }
            .asymmetric-grid .small-cards-stack {
                flex-direction: row;
                gap: 20px;
            }
            .asymmetric-grid .small-card {
                flex: 1;
            }
            .feature-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
        }

        @media (max-width: 991.98px) {
            .side-nav {
                transform: translateX(-100%);
                box-shadow: var(--shadow-lg);
            }
            .side-nav.mobile-open {
                transform: translateX(0);
            }
            .mobile-nav-bar {
                display: flex;
            }
            .mobile-nav-overlay {
                display: block;
                pointer-events: none;
            }
            .mobile-nav-overlay.show {
                pointer-events: auto;
            }
            .main-content {
                margin-left: 0;
                padding-top: 56px;
            }
            .hero-section {
                min-height: 480px;
            }
            .hero-section .hero-container {
                padding: 0 24px;
            }
            .hero-section .hero-title {
                font-size: 32px;
            }
            .hero-section .hero-subtitle {
                font-size: 16px;
            }
            .section-block {
                padding: 50px 0;
            }
            .stat-card-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .asymmetric-grid .small-cards-stack {
                flex-direction: column;
            }
            .cta-section .cta-form-wrap {
                flex-direction: column;
                align-items: center;
            }
            .cta-section .cta-input {
                width: 100%;
                min-width: auto;
            }
        }

        @media (max-width: 767.98px) {
            .hero-section {
                min-height: 420px;
            }
            .hero-section .hero-container {
                padding: 0 16px;
            }
            .hero-section .hero-title {
                font-size: 26px;
            }
            .hero-section .hero-subtitle {
                font-size: 15px;
            }
            .hero-section .hero-cta-group {
                flex-direction: column;
                gap: 10px;
            }
            .hero-section .hero-cta-group .btn-primary-hero,
            .hero-section .hero-cta-group .btn-outline-hero {
                width: 100%;
                text-align: center;
            }
            .hero-section .trust-strip {
                gap: 14px;
                justify-content: center;
            }
            .stat-card-grid {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
            .stat-card {
                padding: 20px 14px;
            }
            .stat-card .stat-number {
                font-size: 32px;
            }
            .steps-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }
            .section-title {
                font-size: 22px;
            }
            .feature-grid .feature-text-wrap h3 {
                font-size: 19px;
            }
            .deep-content-row .dc-text h3 {
                font-size: 20px;
            }
            .site-footer .footer-links {
                gap: 10px;
                font-size: 13px;
            }
        }

        @media (max-width: 520px) {
            .hero-section .hero-title {
                font-size: 22px;
            }
            .hero-section .hero-subtitle {
                font-size: 14px;
            }
            .stat-card-grid {
                grid-template-columns: 1fr;
                gap: 10px;
            }
            .hero-section .trust-strip {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }
            .deep-content-row .dc-text .dc-tags {
                gap: 6px;
            }
            .cta-section .cta-title {
                font-size: 22px;
            }
            .accordion-custom .accordion-button {
                font-size: 14px;
                padding: 14px 16px;
            }
        }

/* roulang page: category5 */
:root {
            --color-primary: #0F172A;
            --color-primary-light: #1E1E2E;
            --color-accent-green: #00E676;
            --color-accent-green-hover: #00C853;
            --color-accent-orange: #FF6D00;
            --color-bg-light: #F5F7FA;
            --color-bg-white: #FFFFFF;
            --color-text-primary: #1E293B;
            --color-text-secondary: #475569;
            --color-text-muted: #64748B;
            --color-text-light: #94A3B8;
            --color-text-on-dark: #E2E8F0;
            --color-border: #E2E8F0;
            --color-border-light: #F1F5F9;
            --radius-sm: 4px;
            --radius-md: 6px;
            --radius-lg: 8px;
            --radius-xl: 12px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
            --shadow-md: 0 2px 12px rgba(0, 0, 0, 0.06);
            --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.12);
            --shadow-hover: 0 8px 28px rgba(0, 0, 0, 0.14);
            --spacing-xs: 8px;
            --spacing-sm: 16px;
            --spacing-md: 24px;
            --spacing-lg: 40px;
            --spacing-xl: 60px;
            --spacing-xxl: 80px;
            --nav-width: 280px;
            --transition-fast: 0.15s ease;
            --transition-normal: 0.2s ease;
            --transition-slow: 0.3s ease;
            --font-family-cn: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            --font-family-en: 'Inter', 'Roboto', sans-serif;
        }

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

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-family-cn);
            font-size: 16px;
            line-height: 1.8;
            color: var(--color-text-primary);
            background-color: var(--color-bg-light);
            margin: 0;
            padding: 0;
            overflow-x: hidden;
        }

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

        a:hover {
            color: var(--color-accent-green);
        }

        a:focus-visible {
            outline: 2px solid var(--color-accent-green);
            outline-offset: 2px;
            border-radius: var(--radius-sm);
        }

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

        button {
            cursor: pointer;
            font-family: inherit;
            transition: all var(--transition-normal);
        }

        button:focus-visible {
            outline: 2px solid var(--color-accent-green);
            outline-offset: 2px;
        }

        input {
            font-family: inherit;
            transition: all var(--transition-normal);
        }

        input:focus-visible {
            outline: 2px solid var(--color-accent-green);
            outline-offset: 2px;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 16px;
            padding-right: 16px;
        }

        /* ============ 左侧导航栏 ============ */
        .side-nav {
            width: var(--nav-width);
            min-width: var(--nav-width);
            height: 100vh;
            position: fixed;
            left: 0;
            top: 0;
            background-color: var(--color-primary);
            display: flex;
            flex-direction: column;
            z-index: 1000;
            padding: 24px 20px;
            overflow-y: auto;
            transition: transform var(--transition-slow);
        }

        .side-nav .nav-logo {
            font-size: 24px;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 32px;
            display: flex;
            align-items: center;
            gap: 10px;
            white-space: nowrap;
        }

        .side-nav .nav-logo i {
            color: var(--color-accent-green);
            font-size: 28px;
        }

        .side-nav .nav-menu {
            list-style: none;
            padding: 0;
            margin: 0;
            flex: 1;
        }

        .side-nav .nav-menu li {
            margin-bottom: 4px;
        }

        .side-nav .nav-menu li a {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 12px 16px;
            border-radius: var(--radius-md);
            color: var(--color-text-light);
            font-size: 15px;
            font-weight: 500;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

        .side-nav .nav-menu li a:hover {
            color: var(--color-accent-green);
            background-color: rgba(255, 255, 255, 0.04);
        }

        .side-nav .nav-menu li a.active {
            color: var(--color-accent-green);
            background-color: rgba(0, 230, 118, 0.08);
            font-weight: 600;
        }

        .side-nav .nav-menu li a i {
            width: 20px;
            text-align: center;
            font-size: 14px;
        }

        .side-nav .nav-search {
            margin: 20px 0;
            position: relative;
        }

        .side-nav .nav-search input {
            width: 100%;
            padding: 10px 40px 10px 14px;
            border-radius: var(--radius-md);
            border: 1px solid rgba(255, 255, 255, 0.15);
            background-color: rgba(255, 255, 255, 0.06);
            color: #FFFFFF;
            font-size: 14px;
            transition: all var(--transition-fast);
        }

        .side-nav .nav-search input::placeholder {
            color: var(--color-text-light);
        }

        .side-nav .nav-search button {
            position: absolute;
            right: 8px;
            top: 50%;
            transform: translateY(-50%);
            background: none;
            border: none;
            color: var(--color-text-light);
            font-size: 14px;
            padding: 6px 8px;
            border-radius: var(--radius-sm);
            transition: color var(--transition-fast);
        }

        .side-nav .nav-search button:hover {
            color: var(--color-accent-green);
        }

        .side-nav .nav-cta {
            margin-top: auto;
            padding-top: 16px;
        }

        .side-nav .nav-cta a {
            display: block;
            text-align: center;
            padding: 10px 20px;
            border-radius: var(--radius-md);
            border: 2px solid var(--color-accent-orange);
            color: var(--color-accent-orange);
            font-weight: 600;
            font-size: 14px;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

        .side-nav .nav-cta a:hover {
            background-color: var(--color-accent-orange);
            color: #FFFFFF;
        }

        /* ============ 移动端顶部导航 ============ */
        .mobile-nav {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            height: 60px;
            background-color: var(--color-primary);
            z-index: 999;
            align-items: center;
            justify-content: space-between;
            padding: 0 16px;
        }

        .mobile-nav .mobile-logo {
            font-size: 20px;
            font-weight: 700;
            color: #FFFFFF;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .mobile-nav .mobile-logo i {
            color: var(--color-accent-green);
            font-size: 22px;
        }

        .mobile-nav .hamburger-btn {
            background: none;
            border: none;
            color: #FFFFFF;
            font-size: 24px;
            padding: 8px;
            border-radius: var(--radius-sm);
            transition: color var(--transition-fast);
        }

        .mobile-nav .hamburger-btn:hover {
            color: var(--color-accent-green);
        }

        .mobile-overlay {
            display: none;
            position: fixed;
            inset: 0;
            background-color: rgba(0, 0, 0, 0.6);
            z-index: 998;
            opacity: 0;
            transition: opacity var(--transition-slow);
        }

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

        /* ============ 主内容区 ============ */
        .main-content {
            margin-left: var(--nav-width);
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }

        /* ============ 分类页 Hero ============ */
        .category-hero {
            background: linear-gradient(135deg, rgba(15, 23, 42, 0.88) 0%, rgba(30, 30, 46, 0.82) 100%), url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
            padding: 80px 40px;
            position: relative;
            color: #FFFFFF;
            display: flex;
            align-items: center;
            min-height: 420px;
        }

        .category-hero .hero-inner {
            max-width: 800px;
            width: 100%;
        }

        .category-hero .hero-badge {
            display: inline-block;
            background-color: var(--color-accent-green);
            color: #0F172A;
            padding: 6px 16px;
            border-radius: 20px;
            font-size: 13px;
            font-weight: 700;
            letter-spacing: 0.5px;
            margin-bottom: 20px;
        }

        .category-hero h1 {
            font-size: 40px;
            font-weight: 700;
            line-height: 1.2;
            margin-bottom: 16px;
            color: #FFFFFF;
        }

        .category-hero .hero-desc {
            font-size: 17px;
            line-height: 1.7;
            color: var(--color-text-on-dark);
            margin-bottom: 28px;
            max-width: 600px;
        }

        .category-hero .hero-stats {
            display: flex;
            gap: 32px;
            flex-wrap: wrap;
            margin-bottom: 28px;
        }

        .category-hero .hero-stat-item {
            text-align: center;
        }

        .category-hero .hero-stat-item .stat-number {
            font-size: 36px;
            font-weight: 700;
            color: var(--color-accent-green);
            font-family: var(--font-family-en);
            line-height: 1;
        }

        .category-hero .hero-stat-item .stat-label {
            font-size: 13px;
            color: var(--color-text-light);
            margin-top: 4px;
        }

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

        .btn-cta-primary {
            background-color: var(--color-accent-green);
            color: #0F172A;
            padding: 14px 32px;
            border-radius: var(--radius-md);
            font-weight: 700;
            font-size: 16px;
            border: none;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            transition: all var(--transition-normal);
            white-space: nowrap;
        }

        .btn-cta-primary:hover {
            background-color: var(--color-accent-green-hover);
            color: #0F172A;
            transform: translateY(-1px);
            box-shadow: var(--shadow-lg);
        }

        .btn-cta-outline {
            background: transparent;
            color: #FFFFFF;
            padding: 14px 32px;
            border-radius: var(--radius-md);
            font-weight: 600;
            font-size: 16px;
            border: 2px solid rgba(255, 255, 255, 0.5);
            display: inline-flex;
            align-items: center;
            gap: 8px;
            transition: all var(--transition-normal);
            white-space: nowrap;
        }

        .btn-cta-outline:hover {
            border-color: var(--color-accent-green);
            color: var(--color-accent-green);
            background-color: rgba(0, 230, 118, 0.06);
        }

        /* ============ 热门话题标签云 ============ */
        .topic-cloud-section {
            padding: 48px 0;
            background-color: var(--color-bg-white);
        }

        .topic-cloud-section .section-label {
            font-size: 13px;
            font-weight: 700;
            color: var(--color-accent-orange);
            text-transform: uppercase;
            letter-spacing: 1px;
            margin-bottom: 8px;
        }

        .topic-cloud-section h2 {
            font-size: 26px;
            font-weight: 700;
            margin-bottom: 24px;
            color: var(--color-text-primary);
        }

        .topic-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }

        .topic-tag {
            display: inline-block;
            padding: 8px 18px;
            border-radius: 20px;
            font-size: 14px;
            font-weight: 500;
            background-color: var(--color-bg-light);
            color: var(--color-text-secondary);
            border: 1px solid var(--color-border);
            transition: all var(--transition-fast);
            cursor: pointer;
        }

        .topic-tag:hover {
            background-color: rgba(0, 230, 118, 0.08);
            border-color: var(--color-accent-green);
            color: var(--color-accent-green);
            transform: translateY(-1px);
        }

        .topic-tag.hot {
            background-color: rgba(255, 109, 0, 0.08);
            border-color: var(--color-accent-orange);
            color: var(--color-accent-orange);
            font-weight: 600;
        }

        .topic-tag.hot:hover {
            background-color: rgba(255, 109, 0, 0.15);
            color: var(--color-accent-orange);
        }

        /* ============ 文章列表 + 侧边栏布局 ============ */
        .content-layout {
            padding: 48px 0;
            background-color: var(--color-bg-light);
        }

        .content-layout .articles-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 20px;
            margin-bottom: 28px;
        }

        .article-card {
            background-color: var(--color-bg-white);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-md);
            transition: all var(--transition-normal);
            display: flex;
            flex-direction: column;
        }

        .article-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
        }

        .article-card .card-img-wrap {
            position: relative;
            overflow: hidden;
            aspect-ratio: 16 / 10;
            background-color: #e9ecef;
        }

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

        .article-card:hover .card-img-wrap img {
            transform: scale(1.04);
        }

        .article-card .card-img-wrap .card-tag {
            position: absolute;
            top: 12px;
            left: 12px;
            background-color: var(--color-accent-orange);
            color: #FFFFFF;
            padding: 4px 12px;
            border-radius: var(--radius-sm);
            font-size: 12px;
            font-weight: 600;
            z-index: 2;
        }

        .article-card .card-body {
            padding: 18px 20px 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .article-card .card-date {
            font-size: 12px;
            color: var(--color-text-muted);
            margin-bottom: 6px;
        }

        .article-card .card-title {
            font-size: 17px;
            font-weight: 700;
            line-height: 1.4;
            margin-bottom: 8px;
            color: var(--color-text-primary);
        }

        .article-card .card-title a {
            color: inherit;
        }

        .article-card .card-title a:hover {
            color: var(--color-accent-green);
        }

        .article-card .card-summary {
            font-size: 14px;
            line-height: 1.6;
            color: var(--color-text-muted);
            flex: 1;
            margin-bottom: 12px;
            display: -webkit-box;
            -webkit-line-clamp: 3;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .article-card .card-read-more {
            font-size: 14px;
            font-weight: 600;
            color: var(--color-accent-green);
            display: inline-flex;
            align-items: center;
            gap: 4px;
            transition: all var(--transition-fast);
        }

        .article-card .card-read-more:hover {
            color: var(--color-accent-green-hover);
            gap: 8px;
        }

        /* 列表样式文章 */
        .article-list-item {
            background-color: var(--color-bg-white);
            border-radius: var(--radius-lg);
            padding: 16px 20px;
            box-shadow: var(--shadow-sm);
            display: flex;
            gap: 16px;
            align-items: flex-start;
            margin-bottom: 12px;
            transition: all var(--transition-normal);
            border-left: 3px solid transparent;
        }

        .article-list-item:hover {
            box-shadow: var(--shadow-md);
            border-left-color: var(--color-accent-green);
            transform: translateX(2px);
        }

        .article-list-item .list-img {
            width: 100px;
            height: 70px;
            border-radius: var(--radius-md);
            object-fit: cover;
            flex-shrink: 0;
            background-color: #e9ecef;
        }

        .article-list-item .list-content {
            flex: 1;
            min-width: 0;
        }

        .article-list-item .list-date {
            font-size: 12px;
            color: var(--color-text-muted);
            margin-bottom: 2px;
        }

        .article-list-item .list-title {
            font-size: 15px;
            font-weight: 700;
            line-height: 1.4;
            margin-bottom: 4px;
            color: var(--color-text-primary);
        }

        .article-list-item .list-title a {
            color: inherit;
        }

        .article-list-item .list-title a:hover {
            color: var(--color-accent-green);
        }

        .article-list-item .list-summary {
            font-size: 13px;
            line-height: 1.5;
            color: var(--color-text-muted);
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .article-list-item .list-meta {
            display: flex;
            gap: 14px;
            font-size: 12px;
            color: var(--color-text-muted);
            margin-top: 4px;
        }

        .article-list-item .list-meta span {
            display: flex;
            align-items: center;
            gap: 3px;
        }

        /* 侧边栏 */
        .sidebar {
            position: sticky;
            top: 80px;
        }

        .sidebar-widget {
            background-color: var(--color-bg-white);
            border-radius: var(--radius-lg);
            padding: 20px;
            box-shadow: var(--shadow-sm);
            margin-bottom: 20px;
        }

        .sidebar-widget h4 {
            font-size: 16px;
            font-weight: 700;
            margin-bottom: 14px;
            color: var(--color-text-primary);
            padding-bottom: 10px;
            border-bottom: 2px solid var(--color-border-light);
        }

        .sidebar-widget .tag-list {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }

        .sidebar-widget .tag-list .stag {
            display: inline-block;
            padding: 5px 12px;
            border-radius: 14px;
            font-size: 12px;
            background-color: var(--color-bg-light);
            color: var(--color-text-secondary);
            border: 1px solid var(--color-border);
            transition: all var(--transition-fast);
        }

        .sidebar-widget .tag-list .stag:hover {
            background-color: rgba(0, 230, 118, 0.08);
            border-color: var(--color-accent-green);
            color: var(--color-accent-green);
        }

        .sidebar-widget .recent-list {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .sidebar-widget .recent-list li {
            padding: 10px 0;
            border-bottom: 1px solid var(--color-border-light);
        }

        .sidebar-widget .recent-list li:last-child {
            border-bottom: none;
        }

        .sidebar-widget .recent-list li a {
            font-size: 14px;
            color: var(--color-text-secondary);
            line-height: 1.4;
            transition: color var(--transition-fast);
            display: block;
        }

        .sidebar-widget .recent-list li a:hover {
            color: var(--color-accent-green);
        }

        .sidebar-widget .recent-list li .recent-date {
            font-size: 11px;
            color: var(--color-text-muted);
            margin-top: 2px;
        }

        .sidebar-subscribe {
            background: linear-gradient(135deg, #1E1E2E 0%, #0F172A 100%);
            border-radius: var(--radius-lg);
            padding: 24px 20px;
            text-align: center;
            color: #FFFFFF;
        }

        .sidebar-subscribe h4 {
            font-size: 16px;
            font-weight: 700;
            margin-bottom: 8px;
            color: #FFFFFF;
            border-bottom: none;
            padding-bottom: 0;
        }

        .sidebar-subscribe p {
            font-size: 13px;
            color: var(--color-text-light);
            margin-bottom: 14px;
            line-height: 1.5;
        }

        .sidebar-subscribe input {
            width: 100%;
            padding: 10px 14px;
            border-radius: var(--radius-md);
            border: 1px solid rgba(255, 255, 255, 0.2);
            background-color: rgba(255, 255, 255, 0.08);
            color: #FFFFFF;
            font-size: 13px;
            margin-bottom: 10px;
        }

        .sidebar-subscribe input::placeholder {
            color: var(--color-text-light);
        }

        .sidebar-subscribe .btn-sub {
            width: 100%;
            padding: 10px;
            border-radius: var(--radius-md);
            background-color: var(--color-accent-green);
            color: #0F172A;
            font-weight: 700;
            font-size: 14px;
            border: none;
            transition: all var(--transition-fast);
        }

        .sidebar-subscribe .btn-sub:hover {
            background-color: var(--color-accent-green-hover);
        }

        /* ============ 社区数据统计 ============ */
        .community-stats-section {
            padding: 56px 0;
            background-color: var(--color-primary);
            color: #FFFFFF;
        }

        .community-stats-section h2 {
            font-size: 26px;
            font-weight: 700;
            text-align: center;
            margin-bottom: 36px;
            color: #FFFFFF;
        }

        .stats-row {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .stat-card {
            background-color: var(--color-primary-light);
            border-radius: var(--radius-xl);
            padding: 28px 20px;
            text-align: center;
            transition: all var(--transition-normal);
            border: 1px solid rgba(255, 255, 255, 0.06);
        }

        .stat-card:hover {
            transform: translateY(-3px);
            box-shadow: 0 12px 32px rgba(0, 0, 0, 0.3);
            border-color: rgba(0, 230, 118, 0.3);
        }

        .stat-card .stat-icon {
            font-size: 32px;
            color: var(--color-accent-green);
            margin-bottom: 12px;
        }

        .stat-card .stat-number {
            font-size: 42px;
            font-weight: 700;
            color: var(--color-accent-green);
            font-family: var(--font-family-en);
            line-height: 1;
        }

        .stat-card .stat-label {
            font-size: 14px;
            color: var(--color-text-light);
            margin-top: 6px;
        }

        /* ============ 讨论指南 ============ */
        .guide-section {
            padding: 56px 0;
            background-color: var(--color-bg-white);
        }

        .guide-section h2 {
            font-size: 26px;
            font-weight: 700;
            text-align: center;
            margin-bottom: 8px;
            color: var(--color-text-primary);
        }

        .guide-section .guide-subtitle {
            text-align: center;
            font-size: 15px;
            color: var(--color-text-muted);
            margin-bottom: 36px;
        }

        .guide-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .guide-card {
            background-color: var(--color-bg-light);
            border-radius: var(--radius-lg);
            padding: 28px 22px;
            text-align: center;
            transition: all var(--transition-normal);
            border: 1px solid var(--color-border-light);
        }

        .guide-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-2px);
            border-color: var(--color-accent-green);
        }

        .guide-card .guide-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background-color: rgba(0, 230, 118, 0.1);
            color: var(--color-accent-green);
            font-size: 24px;
            margin-bottom: 16px;
        }

        .guide-card h4 {
            font-size: 17px;
            font-weight: 700;
            margin-bottom: 8px;
            color: var(--color-text-primary);
        }

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

        /* ============ CTA 订阅区 ============ */
        .cta-section {
            padding: 60px 0;
            background: linear-gradient(135deg, rgba(15, 23, 42, 0.95) 0%, rgba(30, 30, 46, 0.9) 100%), url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
            text-align: center;
            color: #FFFFFF;
        }

        .cta-section h2 {
            font-size: 30px;
            font-weight: 700;
            margin-bottom: 12px;
            color: #FFFFFF;
        }

        .cta-section p {
            font-size: 16px;
            color: var(--color-text-on-dark);
            margin-bottom: 28px;
            max-width: 500px;
            margin-left: auto;
            margin-right: auto;
        }

        .cta-form {
            display: flex;
            gap: 10px;
            max-width: 480px;
            margin: 0 auto;
            flex-wrap: wrap;
            justify-content: center;
        }

        .cta-form input {
            flex: 1;
            min-width: 220px;
            padding: 14px 18px;
            border-radius: var(--radius-md);
            border: 1px solid rgba(255, 255, 255, 0.2);
            background-color: rgba(255, 255, 255, 0.08);
            color: #FFFFFF;
            font-size: 15px;
        }

        .cta-form input::placeholder {
            color: var(--color-text-light);
        }

        .cta-form .btn-submit {
            padding: 14px 28px;
            border-radius: var(--radius-md);
            background-color: var(--color-accent-green);
            color: #0F172A;
            font-weight: 700;
            font-size: 15px;
            border: none;
            white-space: nowrap;
            transition: all var(--transition-fast);
        }

        .cta-form .btn-submit:hover {
            background-color: var(--color-accent-green-hover);
            transform: translateY(-1px);
        }

        .cta-section .privacy-note {
            font-size: 12px;
            color: var(--color-text-light);
            margin-top: 14px;
        }

        /* ============ 分页 ============ */
        .pagination-wrap {
            padding: 24px 0 48px;
            display: flex;
            justify-content: center;
        }

        .pagination-wrap .pagination {
            gap: 4px;
        }

        .pagination-wrap .page-link {
            border-radius: var(--radius-md) !important;
            border: 1px solid var(--color-border);
            color: var(--color-text-secondary);
            padding: 10px 16px;
            font-size: 14px;
            font-weight: 500;
            transition: all var(--transition-fast);
            background-color: var(--color-bg-white);
        }

        .pagination-wrap .page-link:hover {
            background-color: rgba(0, 230, 118, 0.06);
            border-color: var(--color-accent-green);
            color: var(--color-accent-green);
        }

        .pagination-wrap .page-item.active .page-link {
            background-color: var(--color-accent-green);
            border-color: var(--color-accent-green);
            color: #0F172A;
            font-weight: 700;
        }

        .pagination-wrap .page-item.disabled .page-link {
            color: var(--color-text-light);
            pointer-events: none;
            background-color: var(--color-bg-light);
        }

        /* ============ 页脚 ============ */
        .site-footer {
            background-color: var(--color-primary);
            color: var(--color-text-light);
            padding: 40px 0 24px;
            text-align: center;
            margin-top: auto;
        }

        .site-footer .footer-brand {
            font-size: 22px;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 16px;
        }

        .site-footer .footer-links {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 20px;
            margin-bottom: 20px;
        }

        .site-footer .footer-links a {
            color: var(--color-text-light);
            font-size: 14px;
            transition: color var(--transition-fast);
        }

        .site-footer .footer-links a:hover {
            color: var(--color-accent-green);
        }

        .site-footer .footer-info {
            font-size: 12px;
            line-height: 2;
            color: var(--color-text-light);
        }

        .site-footer .footer-info span {
            margin: 0 2px;
        }

        .site-footer .footer-info a {
            color: var(--color-text-light);
            transition: color var(--transition-fast);
        }

        .site-footer .footer-info a:hover {
            color: var(--color-accent-green);
        }

        /* ============ 响应式 ============ */
        @media (max-width: 1199px) {
            .stats-row {
                grid-template-columns: repeat(2, 1fr);
            }
            .guide-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .content-layout .articles-grid {
                grid-template-columns: 1fr 1fr;
            }
        }

        @media (max-width: 991px) {
            .side-nav {
                transform: translateX(-100%);
            }
            .side-nav.mobile-open {
                transform: translateX(0);
            }
            .mobile-nav {
                display: flex;
            }
            .mobile-overlay {
                display: none;
            }
            .mobile-overlay.show {
                display: block;
            }
            .main-content {
                margin-left: 0;
                padding-top: 60px;
            }
            .category-hero {
                padding: 50px 24px;
                min-height: 340px;
            }
            .category-hero h1 {
                font-size: 30px;
            }
            .category-hero .hero-desc {
                font-size: 15px;
            }
            .category-hero .hero-stats {
                gap: 20px;
            }
            .category-hero .hero-stat-item .stat-number {
                font-size: 28px;
            }
            .content-layout .articles-grid {
                grid-template-columns: 1fr;
            }
            .sidebar {
                position: static;
                margin-top: 28px;
            }
            .stats-row {
                grid-template-columns: repeat(2, 1fr);
                gap: 14px;
            }
            .stat-card .stat-number {
                font-size: 32px;
            }
            .guide-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }
            .cta-section h2 {
                font-size: 24px;
            }
            .article-list-item {
                flex-direction: column;
                align-items: stretch;
            }
            .article-list-item .list-img {
                width: 100%;
                height: 140px;
            }
        }

        @media (max-width: 767px) {
            .category-hero {
                padding: 36px 16px;
                min-height: 300px;
            }
            .category-hero h1 {
                font-size: 26px;
            }
            .category-hero .hero-desc {
                font-size: 14px;
            }
            .category-hero .hero-stats {
                gap: 14px;
            }
            .category-hero .hero-stat-item .stat-number {
                font-size: 24px;
            }
            .category-hero .hero-cta-group {
                flex-direction: column;
                gap: 10px;
            }
            .btn-cta-primary,
            .btn-cta-outline {
                width: 100%;
                justify-content: center;
                padding: 12px 24px;
                font-size: 14px;
            }
            .stats-row {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }
            .stat-card {
                padding: 20px 14px;
            }
            .stat-card .stat-number {
                font-size: 28px;
            }
            .guide-grid {
                grid-template-columns: 1fr;
            }
            .topic-cloud-section h2 {
                font-size: 22px;
            }
            .cta-form {
                flex-direction: column;
            }
            .cta-form input {
                min-width: auto;
            }
            .cta-form .btn-submit {
                width: 100%;
            }
            .pagination-wrap .page-link {
                padding: 8px 12px;
                font-size: 13px;
            }
            .site-footer .footer-links {
                gap: 12px;
            }
            .article-list-item .list-img {
                height: 100px;
            }
        }

        @media (max-width: 520px) {
            .category-hero h1 {
                font-size: 22px;
            }
            .category-hero .hero-stats {
                flex-direction: column;
                gap: 10px;
            }
            .stats-row {
                grid-template-columns: 1fr;
                gap: 10px;
            }
            .stat-card .stat-number {
                font-size: 26px;
            }
            .topic-tags {
                gap: 6px;
            }
            .topic-tag {
                padding: 6px 12px;
                font-size: 12px;
            }
            .article-card .card-title {
                font-size: 15px;
            }
            .article-list-item .list-title {
                font-size: 14px;
            }
        }