/* roulang page: index */
:root {
            --primary: #E63946;
            --primary-dark: #C1121F;
            --primary-light: #FF6B73;
            --secondary: #1D3557;
            --secondary-light: #2E4A7A;
            --accent: #F4A261;
            --bg: #F8F9FA;
            --white: #FFFFFF;
            --text: #212529;
            --text-light: #6C757D;
            --border: #E9ECEF;
            --radius: 18px;
            --radius-sm: 10px;
            --shadow: 0 4px 24px rgba(0, 0, 0, 0.07);
            --shadow-hover: 0 10px 36px rgba(0, 0, 0, 0.13);
            --transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
            --container-width: 1200px;
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
            line-height: 1.7;
            color: var(--text);
            background: var(--bg);
            -webkit-font-smoothing: antialiased;
        }
        img {
            max-width: 100%;
            display: block;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: var(--transition);
        }
        button {
            font-family: inherit;
            cursor: pointer;
            border: none;
        }
        input {
            font-family: inherit;
        }
        .container {
            max-width: var(--container-width);
            margin: 0 auto;
            padding: 0 24px;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 12px 28px;
            border-radius: 50px;
            font-size: 15px;
            font-weight: 600;
            letter-spacing: 0.3px;
            transition: var(--transition);
            border: 2px solid transparent;
            white-space: nowrap;
        }
        .btn-primary {
            background: var(--primary);
            color: #fff;
            box-shadow: 0 4px 16px rgba(230, 57, 70, 0.35);
        }
        .btn-primary:hover {
            background: var(--primary-dark);
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(230, 57, 70, 0.45);
        }
        .btn-outline {
            background: transparent;
            color: #fff;
            border-color: rgba(255, 255, 255, 0.7);
        }
        .btn-outline:hover {
            background: rgba(255, 255, 255, 0.16);
            border-color: #fff;
            transform: translateY(-2px);
        }
        .btn-light {
            background: #fff;
            color: var(--primary);
            box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
        }
        .btn-light:hover {
            background: #f1f1f1;
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
        }
        .btn:focus-visible {
            outline: 3px solid var(--accent);
            outline-offset: 2px;
        }
        .section {
            padding: 88px 0;
        }
        .section-head {
            text-align: center;
            margin-bottom: 52px;
        }
        .section-tag {
            display: inline-block;
            background: rgba(230, 57, 70, 0.1);
            color: var(--primary);
            font-size: 13px;
            font-weight: 600;
            padding: 6px 18px;
            border-radius: 50px;
            letter-spacing: 1px;
            margin-bottom: 14px;
        }
        .section-title {
            font-size: 34px;
            font-weight: 800;
            color: var(--secondary);
            letter-spacing: 0.5px;
            line-height: 1.3;
        }
        .section-desc {
            color: var(--text-light);
            font-size: 16px;
            max-width: 560px;
            margin: 12px auto 0;
        }

        /* ===== Header ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.96);
            backdrop-filter: blur(10px);
            border-bottom: 1px solid var(--border);
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.04);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 72px;
            gap: 20px;
        }
        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        .logo-icon {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--primary), var(--primary-light));
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 17px;
            box-shadow: 0 4px 12px rgba(230, 57, 70, 0.35);
        }
        .logo-text {
            font-size: 20px;
            font-weight: 800;
            color: var(--secondary);
            letter-spacing: 0.5px;
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .nav-link {
            padding: 8px 18px;
            border-radius: 50px;
            font-size: 15px;
            font-weight: 500;
            color: var(--text);
            transition: var(--transition);
        }
        .nav-link:hover {
            color: var(--primary);
            background: rgba(230, 57, 70, 0.08);
        }
        .nav-link.active {
            color: var(--primary);
            background: rgba(230, 57, 70, 0.1);
            font-weight: 600;
        }
        .header-actions {
            display: flex;
            align-items: center;
            gap: 14px;
        }
        .search-box {
            position: relative;
        }
        .search-box input {
            width: 180px;
            height: 40px;
            border-radius: 50px;
            border: 1px solid var(--border);
            background: var(--bg);
            padding: 0 38px 0 18px;
            font-size: 14px;
            transition: var(--transition);
            color: var(--text);
        }
        .search-box input::placeholder {
            color: #adb5bd;
        }
        .search-box input:focus {
            outline: none;
            border-color: var(--primary);
            background: #fff;
            box-shadow: 0 0 0 3px rgba(230, 57, 70, 0.12);
            width: 220px;
        }
        .search-box i {
            position: absolute;
            right: 14px;
            top: 50%;
            transform: translateY(-50%);
            color: #adb5bd;
            font-size: 14px;
            pointer-events: none;
        }
        .btn-sm {
            padding: 8px 18px;
            font-size: 14px;
        }
        .mobile-toggle {
            display: none;
            background: none;
            font-size: 22px;
            color: var(--text);
            width: 40px;
            height: 40px;
            border-radius: 50%;
            align-items: center;
            justify-content: center;
        }
        .mobile-toggle:hover {
            background: var(--bg);
        }

        /* ===== Hero ===== */
        .hero {
            position: relative;
            background: linear-gradient(135deg, rgba(29, 53, 87, 0.92), rgba(230, 57, 70, 0.78)), url('/assets/images/backpic/back-1.png') center center / cover no-repeat;
            color: #fff;
            padding: 120px 0 140px;
            text-align: center;
        }
        .hero-content {
            max-width: 780px;
            margin: 0 auto;
        }
        .hero-badge {
            display: inline-block;
            background: rgba(255, 255, 255, 0.18);
            border: 1px solid rgba(255, 255, 255, 0.3);
            color: #fff;
            font-size: 13px;
            padding: 6px 20px;
            border-radius: 50px;
            letter-spacing: 2px;
            margin-bottom: 24px;
            backdrop-filter: blur(4px);
        }
        .hero h1 {
            font-size: 52px;
            font-weight: 900;
            line-height: 1.2;
            letter-spacing: 1px;
            margin-bottom: 20px;
            text-shadow: 0 2px 20px rgba(0, 0, 0, 0.2);
        }
        .hero-desc {
            font-size: 17px;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.9);
            margin-bottom: 36px;
            max-width: 580px;
            margin-left: auto;
            margin-right: auto;
        }
        .hero-btns {
            display: flex;
            justify-content: center;
            gap: 16px;
            flex-wrap: wrap;
        }
        .hero-meta {
            display: flex;
            justify-content: center;
            gap: 40px;
            margin-top: 56px;
            flex-wrap: wrap;
        }
        .hero-meta-item {
            text-align: center;
        }
        .hero-meta-number {
            font-size: 30px;
            font-weight: 800;
        }
        .hero-meta-label {
            font-size: 13px;
            opacity: 0.85;
            letter-spacing: 1px;
        }

        /* ===== Stats ===== */
        .stats-section {
            background: var(--white);
            padding: 60px 0;
            border-bottom: 1px solid var(--border);
        }
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 32px;
        }
        .stat-card {
            text-align: center;
            padding: 30px 20px;
            border-radius: var(--radius);
            background: var(--bg);
            border: 1px solid var(--border);
            transition: var(--transition);
        }
        .stat-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow);
        }
        .stat-icon {
            font-size: 28px;
            color: var(--primary);
            margin-bottom: 14px;
        }
        .stat-number {
            font-size: 32px;
            font-weight: 800;
            color: var(--secondary);
            line-height: 1.2;
        }
        .stat-label {
            font-size: 14px;
            color: var(--text-light);
            margin-top: 6px;
        }

        /* ===== Categories ===== */
        .categories-section {
            background: var(--bg);
        }
        .category-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 32px;
        }
        .category-card {
            background: var(--white);
            border-radius: var(--radius);
            overflow: hidden;
            border: 1px solid var(--border);
            transition: var(--transition);
            position: relative;
        }
        .category-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-hover);
        }
        .category-card-img {
            height: 200px;
            overflow: hidden;
            position: relative;
        }
        .category-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.6s ease;
        }
        .category-card:hover .category-card-img img {
            transform: scale(1.05);
        }
        .category-card-img::after {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(to top, rgba(29, 53, 87, 0.4) 0%, transparent 60%);
        }
        .category-card-body {
            padding: 24px;
        }
        .category-tag {
            display: inline-block;
            font-size: 12px;
            font-weight: 600;
            color: var(--primary);
            background: rgba(230, 57, 70, 0.09);
            padding: 4px 14px;
            border-radius: 50px;
            letter-spacing: 1px;
            margin-bottom: 12px;
        }
        .category-card h3 {
            font-size: 20px;
            font-weight: 700;
            color: var(--secondary);
            margin-bottom: 10px;
        }
        .category-card p {
            font-size: 14px;
            color: var(--text-light);
            line-height: 1.7;
            margin-bottom: 18px;
        }
        .category-link {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            font-weight: 600;
            color: var(--primary);
        }
        .category-link i {
            transition: transform 0.3s ease;
        }
        .category-link:hover i {
            transform: translateX(4px);
        }

        /* ===== News List ===== */
        .news-section {
            background: var(--white);
        }
        .news-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
        }
        .news-card {
            background: var(--bg);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 28px;
            transition: var(--transition);
            display: block;
        }
        .news-card:hover {
            box-shadow: var(--shadow);
            transform: translateY(-3px);
            border-color: rgba(230, 57, 70, 0.3);
        }
        .news-card-meta {
            display: flex;
            align-items: center;
            gap: 14px;
            margin-bottom: 12px;
            flex-wrap: wrap;
        }
        .news-tag {
            display: inline-block;
            font-size: 12px;
            font-weight: 600;
            background: rgba(230, 57, 70, 0.1);
            color: var(--primary);
            padding: 3px 12px;
            border-radius: 50px;
        }
        .news-date {
            font-size: 13px;
            color: var(--text-light);
            display: inline-flex;
            align-items: center;
            gap: 5px;
        }
        .news-card h3 {
            font-size: 18px;
            font-weight: 700;
            color: var(--secondary);
            margin-bottom: 10px;
            line-height: 1.4;
            transition: var(--transition);
        }
        .news-card:hover h3 {
            color: var(--primary);
        }
        .news-card p {
            font-size: 14px;
            color: var(--text-light);
            line-height: 1.7;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .news-empty {
            text-align: center;
            padding: 60px 20px;
            color: var(--text-light);
            background: var(--bg);
            border-radius: var(--radius);
            border: 1px dashed var(--border);
            font-size: 16px;
        }

        /* ===== Featured ===== */
        .featured-section {
            background: var(--bg);
        }
        .featured-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }
        .featured-card {
            background: var(--white);
            border-radius: var(--radius);
            overflow: hidden;
            border: 1px solid var(--border);
            transition: var(--transition);
        }
        .featured-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-hover);
        }
        .featured-img {
            height: 160px;
            overflow: hidden;
        }
        .featured-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .featured-card:hover .featured-img img {
            transform: scale(1.08);
        }
        .featured-body {
            padding: 20px;
        }
        .featured-rank {
            font-size: 12px;
            font-weight: 700;
            color: var(--accent);
            letter-spacing: 2px;
            margin-bottom: 8px;
        }
        .featured-body h3 {
            font-size: 16px;
            font-weight: 600;
            color: var(--secondary);
            line-height: 1.4;
            margin-bottom: 8px;
        }
        .featured-body p {
            font-size: 13px;
            color: var(--text-light);
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        /* ===== Process ===== */
        .process-section {
            background: linear-gradient(135deg, var(--secondary) 0%, var(--secondary-light) 100%);
            color: #fff;
        }
        .process-section .section-title {
            color: #fff;
        }
        .process-section .section-desc {
            color: rgba(255, 255, 255, 0.8);
        }
        .process-section .section-tag {
            background: rgba(255, 255, 255, 0.2);
            color: #fff;
        }
        .process-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 28px;
            margin-top: 20px;
        }
        .process-card {
            background: rgba(255, 255, 255, 0.1);
            border: 1px solid rgba(255, 255, 255, 0.15);
            border-radius: var(--radius);
            padding: 40px 28px;
            text-align: center;
            backdrop-filter: blur(6px);
            transition: var(--transition);
        }
        .process-card:hover {
            background: rgba(255, 255, 255, 0.18);
            transform: translateY(-4px);
        }
        .process-step {
            font-size: 14px;
            font-weight: 700;
            color: var(--accent);
            letter-spacing: 2px;
            margin-bottom: 16px;
        }
        .process-icon {
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.2);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            margin: 0 auto 20px;
            color: #fff;
        }
        .process-card h3 {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 12px;
        }
        .process-card p {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.8);
            line-height: 1.6;
        }

        /* ===== FAQ ===== */
        .faq-section {
            background: var(--white);
        }
        .faq-list {
            max-width: 760px;
            margin: 0 auto;
        }
        .faq-item {
            border: 1px solid var(--border);
            border-radius: var(--radius);
            margin-bottom: 16px;
            overflow: hidden;
            background: var(--bg);
            transition: var(--transition);
        }
        .faq-item:hover {
            border-color: rgba(230, 57, 70, 0.3);
        }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 22px 26px;
            font-size: 16px;
            font-weight: 600;
            color: var(--secondary);
            cursor: pointer;
            transition: var(--transition);
            background: transparent;
            width: 100%;
            text-align: left;
        }
        .faq-question:hover {
            color: var(--primary);
        }
        .faq-question i {
            font-size: 16px;
            color: var(--primary);
            transition: transform 0.3s ease;
            flex-shrink: 0;
            margin-left: 14px;
        }
        .faq-item.open .faq-question i {
            transform: rotate(180deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease;
            padding: 0 26px;
            color: var(--text-light);
            font-size: 14px;
            line-height: 1.7;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
            padding-bottom: 22px;
        }

        /* ===== CTA ===== */
        .cta-section {
            background: linear-gradient(135deg, rgba(230, 57, 70, 0.88), rgba(193, 18, 31, 0.92)), url('/assets/images/backpic/back-2.png') center center / cover no-repeat;
            color: #fff;
            padding: 80px 0;
            text-align: center;
        }
        .cta-section h2 {
            font-size: 36px;
            font-weight: 800;
            margin-bottom: 16px;
            letter-spacing: 1px;
        }
        .cta-section p {
            font-size: 16px;
            color: rgba(255, 255, 255, 0.9);
            max-width: 520px;
            margin: 0 auto 36px;
        }
        .cta-btns {
            display: flex;
            justify-content: center;
            gap: 16px;
            flex-wrap: wrap;
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--secondary);
            color: #fff;
            padding: 64px 0 24px;
        }
        .footer-top {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1fr;
            gap: 48px;
            margin-bottom: 48px;
        }
        .footer-brand .logo-text {
            color: #fff;
            font-size: 22px;
        }
        .footer-brand p {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.7);
            margin-top: 16px;
            line-height: 1.7;
            max-width: 280px;
        }
        .footer-col h4 {
            font-size: 16px;
            font-weight: 700;
            margin-bottom: 20px;
            color: #fff;
        }
        .footer-col ul {
            list-style: none;
        }
        .footer-col li {
            margin-bottom: 12px;
        }
        .footer-col a {
            color: rgba(255, 255, 255, 0.7);
            font-size: 14px;
            transition: var(--transition);
        }
        .footer-col a:hover {
            color: #fff;
            padding-left: 4px;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.15);
            padding-top: 24px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.6);
        }
        .footer-bottom a {
            color: rgba(255, 255, 255, 0.6);
        }
        .footer-bottom a:hover {
            color: #fff;
        }

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .main-nav {
                gap: 2px;
            }
            .nav-link {
                padding: 8px 12px;
                font-size: 14px;
            }
            .search-box input {
                width: 140px;
            }
            .search-box input:focus {
                width: 170px;
            }
            .featured-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .process-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 20px;
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 20px;
            }
        }
        @media (max-width: 768px) {
            .section {
                padding: 60px 0;
            }
            .section-title {
                font-size: 28px;
            }
            .header-inner {
                height: 64px;
            }
            .main-nav {
                position: fixed;
                top: 64px;
                left: 0;
                right: 0;
                background: #fff;
                flex-direction: column;
                align-items: stretch;
                padding: 16px 24px;
                gap: 4px;
                border-bottom: 1px solid var(--border);
                box-shadow: 0 12px 24px rgba(0, 0, 0, 0.1);
                transform: translateY(-120%);
                transition: transform 0.4s ease;
                z-index: 999;
            }
            .main-nav.open {
                transform: translateY(0);
            }
            .main-nav .nav-link {
                padding: 14px 16px;
                border-radius: var(--radius-sm);
                font-size: 16px;
            }
            .search-box {
                display: none;
            }
            .mobile-toggle {
                display: flex;
            }
            .header-actions .btn-sm {
                display: none;
            }
            .hero {
                padding: 80px 0 100px;
            }
            .hero h1 {
                font-size: 36px;
            }
            .hero-desc {
                font-size: 15px;
            }
            .hero-meta {
                gap: 24px;
                margin-top: 40px;
            }
            .category-grid {
                grid-template-columns: 1fr;
            }
            .news-grid {
                grid-template-columns: 1fr;
            }
            .featured-grid {
                grid-template-columns: 1fr 1fr;
                gap: 16px;
            }
            .process-grid {
                grid-template-columns: 1fr;
            }
            .footer-top {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 520px) {
            .container {
                padding: 0 18px;
            }
            .hero h1 {
                font-size: 30px;
                line-height: 1.3;
            }
            .hero-btns {
                flex-direction: column;
                align-items: center;
            }
            .hero-btns .btn {
                width: 100%;
                max-width: 260px;
            }
            .hero-meta {
                gap: 20px;
            }
            .hero-meta-number {
                font-size: 22px;
            }
            .featured-grid {
                grid-template-columns: 1fr;
            }
            .stats-grid {
                grid-template-columns: 1fr;
            }
            .footer-top {
                grid-template-columns: 1fr;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
            .cta-section h2 {
                font-size: 28px;
            }
            .cta-btns {
                flex-direction: column;
                align-items: center;
            }
            .cta-btns .btn {
                width: 100%;
                max-width: 260px;
            }
        }

/* roulang page: category1 */
/* ===== 设计变量 ===== */
        :root {
            --primary: #1d4ed8;
            --primary-dark: #1e40af;
            --primary-light: #dbeafe;
            --accent: #f59e0b;
            --accent-dark: #d97706;
            --accent-light: #fef3c7;
            --bg: #f8fafc;
            --bg-white: #ffffff;
            --bg-dark: #0f172a;
            --bg-soft: #f1f5f9;
            --text: #1e293b;
            --text-light: #64748b;
            --text-muted: #94a3b8;
            --border: #e2e8f0;
            --radius-lg: 20px;
            --radius-md: 14px;
            --radius-sm: 8px;
            --shadow-sm: 0 2px 10px rgba(0, 0, 0, 0.05);
            --shadow: 0 6px 30px rgba(0, 0, 0, 0.07);
            --shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.10);
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --container: 1200px;
            --header-h: 72px;
            --space-section: 88px;
        }

        /* ===== Reset / Base ===== */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }
        body {
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
            background: var(--bg);
            color: var(--text);
            line-height: 1.7;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
        }
        img {
            max-width: 100%;
            display: block;
            height: auto;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: var(--transition);
        }
        button,
        input {
            font: inherit;
            border: none;
            outline: none;
            background: none;
        }
        ul,
        ol {
            list-style: none;
        }
        .container {
            max-width: var(--container);
            margin: 0 auto;
            padding: 0 24px;
        }

        /* ===== 通用组件 ===== */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 12px 28px;
            border-radius: 50px;
            font-weight: 600;
            font-size: 15px;
            cursor: pointer;
            border: 2px solid transparent;
            transition: var(--transition);
            white-space: nowrap;
            line-height: 1.2;
        }
        .btn-primary {
            background: var(--primary);
            color: #fff;
        }
        .btn-primary:hover {
            background: var(--primary-dark);
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(29, 78, 216, 0.35);
        }
        .btn-accent {
            background: var(--accent);
            color: #fff;
        }
        .btn-accent:hover {
            background: var(--accent-dark);
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(245, 158, 11, 0.35);
        }
        .btn-outline {
            border-color: rgba(255, 255, 255, 0.6);
            color: #fff;
            background: transparent;
        }
        .btn-outline:hover {
            background: rgba(255, 255, 255, 0.15);
            border-color: #fff;
            transform: translateY(-2px);
        }
        .btn-sm {
            padding: 8px 20px;
            font-size: 14px;
        }
        .btn:focus-visible,
        .nav-toggle:focus-visible,
        .search-box input:focus-visible {
            outline: 3px solid rgba(29, 78, 216, 0.4);
            outline-offset: 2px;
        }

        .badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(255, 255, 255, 0.15);
            backdrop-filter: blur(8px);
            border: 1px solid rgba(255, 255, 255, 0.25);
            color: #fff;
            font-size: 13px;
            font-weight: 600;
            padding: 6px 16px;
            border-radius: 50px;
            letter-spacing: 0.02em;
        }

        .tag {
            display: inline-flex;
            align-items: center;
            padding: 6px 16px;
            background: rgba(255, 255, 255, 0.12);
            border: 1px solid rgba(255, 255, 255, 0.2);
            border-radius: 50px;
            font-size: 13px;
            font-weight: 500;
            color: #fff;
            transition: var(--transition);
            cursor: pointer;
        }
        .tag:hover {
            background: rgba(255, 255, 255, 0.22);
            transform: translateY(-2px);
        }

        .section {
            padding: var(--space-section) 0;
        }
        .section-head {
            text-align: center;
            max-width: 640px;
            margin: 0 auto 52px;
        }
        .section-label {
            display: inline-block;
            background: var(--primary-light);
            color: var(--primary);
            padding: 4px 16px;
            border-radius: 50px;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.04em;
            margin-bottom: 16px;
        }
        .section-head h2 {
            font-size: 34px;
            font-weight: 800;
            line-height: 1.3;
            margin-bottom: 12px;
            color: var(--text);
            letter-spacing: -0.02em;
        }
        .section-head p {
            color: var(--text-light);
            font-size: 16px;
        }

        /* ===== 顶部导航 ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 999;
            background: rgba(255, 255, 255, 0.92);
            backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--border);
            height: var(--header-h);
        }
        .header-inner {
            height: var(--header-h);
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
        }
        .logo {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        .logo-icon {
            width: 38px;
            height: 38px;
            border-radius: 12px;
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 18px;
            box-shadow: 0 4px 12px rgba(29, 78, 216, 0.3);
        }
        .logo-text {
            font-size: 20px;
            font-weight: 800;
            color: var(--text);
            letter-spacing: -0.01em;
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 4px;
            margin-left: 20px;
        }
        .nav-link {
            padding: 10px 18px;
            border-radius: 50px;
            font-size: 15px;
            font-weight: 500;
            color: var(--text-light);
            transition: var(--transition);
            border: 1px solid transparent;
            white-space: nowrap;
        }
        .nav-link:hover {
            color: var(--primary);
            background: var(--primary-light);
        }
        .nav-link.active {
            color: var(--primary);
            background: var(--primary-light);
            font-weight: 600;
        }
        .header-right {
            display: flex;
            align-items: center;
            gap: 14px;
            margin-left: auto;
        }
        .search-box {
            display: flex;
            align-items: center;
            gap: 8px;
            background: var(--bg-soft);
            border: 1px solid var(--border);
            border-radius: 50px;
            padding: 8px 18px;
            transition: var(--transition);
            min-width: 200px;
        }
        .search-box:focus-within {
            border-color: var(--primary);
            background: #fff;
            box-shadow: 0 0 0 4px rgba(29, 78, 216, 0.1);
        }
        .search-box i {
            color: var(--text-muted);
            font-size: 14px;
        }
        .search-box input {
            width: 100%;
            font-size: 14px;
            color: var(--text);
        }
        .search-box input::placeholder {
            color: var(--text-muted);
        }
        .nav-toggle {
            display: none;
            width: 42px;
            height: 42px;
            border-radius: 12px;
            background: var(--bg-soft);
            align-items: center;
            justify-content: center;
            font-size: 18px;
            color: var(--text);
            cursor: pointer;
            transition: var(--transition);
        }
        .nav-toggle:hover {
            background: var(--primary-light);
            color: var(--primary);
        }

        /* ===== 分类 Hero ===== */
        .page-hero {
            position: relative;
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            padding: 120px 0 100px;
            color: #fff;
            isolation: isolate;
        }
        .page-hero::before {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(100deg, rgba(15, 23, 42, 0.92) 20%, rgba(15, 23, 42, 0.65) 100%);
            z-index: -1;
        }
        .hero-inner {
            max-width: 780px;
        }
        .hero-inner .badge {
            margin-bottom: 20px;
        }
        .hero-inner h1 {
            font-size: 46px;
            font-weight: 800;
            line-height: 1.25;
            margin-bottom: 18px;
            letter-spacing: -0.02em;
        }
        .hero-inner>p {
            font-size: 18px;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.85);
            margin-bottom: 28px;
            max-width: 620px;
        }
        .hero-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-top: 10px;
        }
        .hero-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 24px;
            margin-top: 40px;
            padding-top: 30px;
            border-top: 1px solid rgba(255, 255, 255, 0.15);
        }
        .hero-meta-item {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 14px;
            font-weight: 500;
            color: rgba(255, 255, 255, 0.8);
        }
        .hero-meta-item i {
            color: var(--accent);
            font-size: 16px;
        }

        /* ===== 品类卡片 ===== */
        .categories-section {
            background: var(--bg-white);
        }
        .cards-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
        }
        .category-card {
            background: var(--bg-white);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 28px;
            transition: var(--transition);
            position: relative;
            overflow: hidden;
            box-shadow: var(--shadow-sm);
        }
        .category-card::after {
            content: "";
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 4px;
            background: linear-gradient(90deg, var(--primary), var(--accent));
            opacity: 0;
            transition: var(--transition);
        }
        .category-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
            border-color: transparent;
        }
        .category-card:hover::after {
            opacity: 1;
        }
        .category-icon {
            width: 56px;
            height: 56px;
            border-radius: 16px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            margin-bottom: 20px;
            background: var(--primary-light);
            color: var(--primary);
        }
        .category-icon.orange {
            background: var(--accent-light);
            color: var(--accent-dark);
        }
        .category-icon.green {
            background: #dcfce7;
            color: #16a34a;
        }
        .category-icon.purple {
            background: #ede9fe;
            color: #7c3aed;
        }
        .category-card h3 {
            font-size: 19px;
            font-weight: 700;
            margin-bottom: 8px;
        }
        .category-card p {
            color: var(--text-light);
            font-size: 14px;
            line-height: 1.7;
            margin-bottom: 16px;
        }
        .category-card .card-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
        }
        .mini-tag {
            font-size: 12px;
            padding: 3px 10px;
            background: var(--bg-soft);
            border-radius: 50px;
            color: var(--text-light);
        }

        /* ===== 热度榜 ===== */
        .hot-section {
            background: var(--bg-dark);
            color: #fff;
            position: relative;
            overflow: hidden;
        }
        .hot-section::before {
            content: "";
            position: absolute;
            top: -100px;
            right: -100px;
            width: 300px;
            height: 300px;
            border-radius: 50%;
            background: rgba(29, 78, 216, 0.2);
            filter: blur(60px);
        }
        .hot-section .section-label {
            background: rgba(255, 255, 255, 0.12);
            color: #fff;
        }
        .hot-section .section-head h2 {
            color: #fff;
        }
        .hot-section .section-head p {
            color: rgba(255, 255, 255, 0.6);
        }
        .hot-list {
            display: flex;
            flex-direction: column;
            gap: 16px;
            max-width: 860px;
            margin: 0 auto;
            position: relative;
            z-index: 2;
        }
        .hot-card {
            display: flex;
            align-items: center;
            gap: 24px;
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.08);
            border-radius: var(--radius-md);
            padding: 20px 28px;
            transition: var(--transition);
        }
        .hot-card:hover {
            background: rgba(255, 255, 255, 0.12);
            transform: translateX(6px);
        }
        .hot-rank {
            font-size: 26px;
            font-weight: 800;
            color: var(--accent);
            min-width: 48px;
            font-style: italic;
            letter-spacing: -0.02em;
        }
        .hot-info {
            flex: 1;
            min-width: 0;
        }
        .hot-info h3 {
            font-size: 16px;
            font-weight: 600;
            margin-bottom: 10px;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }
        .progress {
            height: 6px;
            background: rgba(255, 255, 255, 0.1);
            border-radius: 50px;
            overflow: hidden;
        }
        .progress span {
            display: block;
            height: 100%;
            border-radius: 50px;
            background: linear-gradient(90deg, var(--accent), #fbbf24);
            transition: width 0.6s ease;
        }
        .hot-badge {
            font-size: 13px;
            font-weight: 600;
            color: var(--accent);
            background: rgba(245, 158, 11, 0.15);
            padding: 4px 14px;
            border-radius: 50px;
            white-space: nowrap;
        }

        /* ===== 测评指南 ===== */
        .guide-section {
            background: var(--bg);
        }
        .guide-layout {
            display: grid;
            grid-template-columns: 0.9fr 1.6fr;
            gap: 56px;
            align-items: start;
        }
        .guide-side {
            position: sticky;
            top: 100px;
        }
        .guide-side h2 {
            font-size: 32px;
            font-weight: 800;
            line-height: 1.3;
            margin-bottom: 12px;
        }
        .guide-side p {
            color: var(--text-light);
            margin-bottom: 24px;
        }
        .guide-progress {
            height: 8px;
            background: var(--bg-soft);
            border-radius: 50px;
            overflow: hidden;
            margin-bottom: 12px;
        }
        .guide-progress span {
            display: block;
            height: 100%;
            background: linear-gradient(90deg, var(--primary), var(--accent));
            border-radius: 50px;
        }
        .guide-percent {
            font-size: 14px;
            color: var(--text-muted);
        }
        .guide-list {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }
        .guide-item {
            background: var(--bg-white);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 28px 32px;
            transition: var(--transition);
            display: flex;
            gap: 24px;
            align-items: flex-start;
        }
        .guide-item:hover {
            border-color: var(--primary-light);
            box-shadow: var(--shadow);
            transform: translateY(-3px);
        }
        .guide-chapter {
            flex-shrink: 0;
            font-size: 12px;
            font-weight: 700;
            color: var(--primary);
            background: var(--primary-light);
            padding: 4px 14px;
            border-radius: 50px;
            letter-spacing: 0.05em;
        }
        .guide-item h3 {
            font-size: 17px;
            font-weight: 700;
            margin-bottom: 8px;
        }
        .guide-item p {
            color: var(--text-light);
            font-size: 14px;
            line-height: 1.75;
        }
        .guide-item .guide-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-top: 12px;
            font-size: 13px;
            color: var(--text-muted);
        }
        .guide-item .guide-meta i {
            color: var(--accent);
        }

        /* ===== 资讯列表 ===== */
        .news-section {
            background: var(--bg-white);
        }
        .news-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
        }
        .news-card {
            background: var(--bg-white);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            overflow: hidden;
            transition: var(--transition);
        }
        .news-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
        }
        .news-card img {
            width: 100%;
            height: 200px;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .news-card:hover img {
            transform: scale(1.05);
        }
        .news-body {
            padding: 24px;
        }
        .date-tag {
            display: inline-block;
            font-size: 12px;
            font-weight: 600;
            color: var(--primary);
            background: var(--primary-light);
            padding: 3px 12px;
            border-radius: 50px;
            margin-bottom: 12px;
        }
        .news-body h3 {
            font-size: 17px;
            font-weight: 700;
            line-height: 1.5;
            margin-bottom: 10px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .news-body p {
            color: var(--text-light);
            font-size: 14px;
            line-height: 1.7;
            margin-bottom: 16px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .read-more {
            font-size: 14px;
            font-weight: 600;
            color: var(--primary);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .read-more:hover {
            gap: 10px;
            color: var(--primary-dark);
        }

        /* ===== 更新日历 ===== */
        .update-section {
            background: var(--bg);
        }
        .update-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
            max-width: 800px;
            margin: 0 auto;
        }
        .update-item {
            display: flex;
            align-items: center;
            gap: 20px;
            background: var(--bg-white);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 18px 24px;
            transition: var(--transition);
        }
        .update-item:hover {
            border-color: var(--primary-light);
            box-shadow: var(--shadow);
        }
        .update-date {
            flex-shrink: 0;
            text-align: center;
            width: 56px;
            height: 56px;
            border-radius: 14px;
            background: var(--primary-light);
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            color: var(--primary);
        }
        .update-date .day {
            font-size: 20px;
            font-weight: 800;
            line-height: 1.1;
        }
        .update-date .month {
            font-size: 11px;
            font-weight: 600;
        }
        .update-content {
            flex: 1;
        }
        .update-content h4 {
            font-size: 15px;
            font-weight: 600;
            margin-bottom: 4px;
        }
        .update-content p {
            font-size: 13px;
            color: var(--text-light);
        }
        .update-status {
            font-size: 12px;
            font-weight: 600;
            padding: 4px 14px;
            border-radius: 50px;
            background: var(--accent-light);
            color: var(--accent-dark);
            white-space: nowrap;
        }

        /* ===== FAQ ===== */
        .faq-section {
            background: var(--bg-white);
        }
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 14px;
        }
        .faq-item {
            background: var(--bg-white);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            transition: var(--transition);
            overflow: hidden;
        }
        .faq-item:hover {
            border-color: var(--primary-light);
            box-shadow: var(--shadow-sm);
        }
        .faq-item summary {
            cursor: pointer;
            padding: 22px 28px;
            font-size: 16px;
            font-weight: 600;
            display: flex;
            align-items: center;
            gap: 14px;
            list-style: none;
            transition: var(--transition);
        }
        .faq-item summary::-webkit-details-marker {
            display: none;
        }
        .faq-item summary::before {
            content: "\f059";
            font-family: "Font Awesome 6 Free";
            font-weight: 400;
            color: var(--primary);
            font-size: 18px;
        }
        .faq-item summary::after {
            content: "\f078";
            font-family: "Font Awesome 6 Free";
            font-weight: 600;
            margin-left: auto;
            color: var(--text-muted);
            transition: var(--transition);
            font-size: 14px;
        }
        .faq-item[open] summary {
            color: var(--primary);
            background: var(--bg);
        }
        .faq-item[open] summary::after {
            transform: rotate(180deg);
            color: var(--primary);
        }
        .faq-item p {
            padding: 0 28px 22px 60px;
            color: var(--text-light);
            font-size: 15px;
            line-height: 1.8;
        }

        /* ===== CTA ===== */
        .cta-section {
            background: linear-gradient(135deg, var(--primary-dark), var(--primary));
            color: #fff;
            padding: 72px 0;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: "";
            position: absolute;
            top: 0;
            right: 0;
            width: 400px;
            height: 400px;
            background: rgba(255, 255, 255, 0.08);
            border-radius: 50%;
            transform: translate(30%, -30%);
        }
        .cta-inner {
            text-align: center;
            position: relative;
            z-index: 2;
        }
        .cta-inner h2 {
            font-size: 32px;
            font-weight: 800;
            margin-bottom: 14px;
        }
        .cta-inner p {
            color: rgba(255, 255, 255, 0.85);
            font-size: 16px;
            margin-bottom: 30px;
        }
        .cta-buttons {
            display: flex;
            justify-content: center;
            gap: 16px;
            flex-wrap: wrap;
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: var(--bg-dark);
            color: #94a3b8;
            padding-top: 64px;
        }
        .footer-top {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.2fr;
            gap: 40px;
            padding-bottom: 40px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }
        .footer-brand .logo {
            margin-bottom: 16px;
        }
        .footer-brand .logo-icon {
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
        }
        .footer-brand .logo-text {
            color: #fff;
        }
        .footer-brand p {
            font-size: 14px;
            line-height: 1.8;
            max-width: 300px;
        }
        .footer-col h4 {
            color: #fff;
            font-size: 15px;
            font-weight: 600;
            margin-bottom: 18px;
        }
        .footer-col ul li {
            margin-bottom: 10px;
        }
        .footer-col ul a {
            font-size: 14px;
            color: #94a3b8;
            transition: var(--transition);
        }
        .footer-col ul a:hover {
            color: var(--accent);
            padding-left: 4px;
        }
        .footer-col ul li i {
            color: var(--accent);
        }
        .footer-bottom {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 12px;
            padding: 24px 0;
            font-size: 13px;
        }
        .footer-bottom a {
            color: #94a3b8;
        }
        .footer-bottom a:hover {
            color: #fff;
        }

        /* ===== 响应式 ===== */
        @media (max-width: 1024px) {
            :root {
                --container: 100%;
                --space-section: 64px;
            }
            .header-inner {
                padding: 0 20px;
            }
            .main-nav {
                gap: 0;
            }
            .nav-link {
                padding: 8px 12px;
                font-size: 14px;
            }
            .search-box {
                min-width: 150px;
            }
            .cards-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .news-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .guide-layout {
                grid-template-columns: 1fr;
                gap: 40px;
            }
            .guide-side {
                position: static;
            }
            .footer-top {
                grid-template-columns: 1.5fr 1fr 1fr;
                gap: 32px;
            }
        }

        @media (max-width: 768px) {
            :root {
                --header-h: 64px;
                --space-section: 48px;
            }
            .container {
                padding: 0 16px;
            }
            .main-nav {
                position: fixed;
                top: var(--header-h);
                left: 0;
                right: 0;
                background: #fff;
                flex-direction: column;
                align-items: flex-start;
                padding: 16px 24px 24px;
                gap: 6px;
                border-bottom: 1px solid var(--border);
                box-shadow: var(--shadow-lg);
                transform: translateY(-20px);
                opacity: 0;
                pointer-events: none;
                transition: var(--transition);
                z-index: 998;
                margin-left: 0;
            }
            .main-nav.open {
                transform: translateY(0);
                opacity: 1;
                pointer-events: auto;
            }
            .nav-link {
                width: 100%;
                padding: 12px 16px;
                font-size: 16px;
            }
            .nav-toggle {
                display: inline-flex;
            }
            .search-box {
                display: none;
            }
            .header-right .btn-sm {
                display: none;
            }
            .page-hero {
                padding: 72px 0 56px;
            }
            .hero-inner h1 {
                font-size: 32px;
            }
            .hero-inner>p {
                font-size: 16px;
            }
            .hero-meta {
                gap: 14px;
                margin-top: 28px;
                padding-top: 20px;
            }
            .section-head h2 {
                font-size: 26px;
            }
            .cards-grid {
                grid-template-columns: 1fr;
                gap: 18px;
            }
            .news-grid {
                grid-template-columns: 1fr;
                gap: 18px;
            }
            .hot-card {
                flex-direction: column;
                align-items: flex-start;
                gap: 12px;
                padding: 20px;
            }
            .hot-badge {
                align-self: flex-start;
            }
            .guide-item {
                flex-direction: column;
                gap: 12px;
                padding: 22px;
            }
            .update-item {
                flex-wrap: wrap;
                gap: 12px;
            }
            .update-content {
                min-width: calc(100% - 100px);
            }
            .footer-top {
                grid-template-columns: 1fr;
                gap: 30px;
                padding-bottom: 30px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
                padding: 20px 0;
            }
            .cta-section {
                padding: 56px 0;
            }
            .cta-inner h2 {
                font-size: 26px;
            }
        }

        @media (max-width: 520px) {
            .header-inner {
                gap: 10px;
            }
            .logo-text {
                font-size: 17px;
            }
            .logo-icon {
                width: 34px;
                height: 34px;
                font-size: 15px;
            }
            .page-hero {
                padding: 56px 0 40px;
            }
            .hero-inner h1 {
                font-size: 26px;
            }
            .hero-inner>p {
                font-size: 15px;
            }
            .hero-tags {
                gap: 6px;
            }
            .tag {
                padding: 4px 12px;
                font-size: 12px;
            }
            .section-head {
                margin-bottom: 32px;
            }
            .section-head h2 {
                font-size: 22px;
            }
            .guide-item h3 {
                font-size: 15px;
            }
            .guide-item p {
                font-size: 13px;
            }
            .update-content h4 {
                font-size: 14px;
            }
            .update-content p {
                font-size: 12px;
            }
            .update-date {
                width: 48px;
                height: 48px;
            }
            .faq-item summary {
                padding: 18px 20px;
                font-size: 14px;
            }
            .faq-item p {
                padding: 0 20px 20px 52px;
                font-size: 14px;
            }
            .cta-buttons {
                flex-direction: column;
                align-items: center;
            }
            .btn {
                width: 100%;
                max-width: 260px;
            }
            .footer-brand p {
                font-size: 13px;
            }
        }

/* roulang page: article */
:root {
  --primary: #0a1e3c;
  --primary-light: #132c52;
  --accent: #f97316;
  --accent-hover: #ea580c;
  --accent-light: #fff3e8;
  --bg: #f3f5f9;
  --surface: #ffffff;
  --text: #172033;
  --text-soft: #4a5568;
  --text-light: #8a94a6;
  --border: #e8ecf2;
  --radius: 18px;
  --radius-sm: 10px;
  --shadow-sm: 0 2px 10px rgba(10, 30, 60, 0.06);
  --shadow: 0 8px 28px rgba(10, 30, 60, 0.1);
  --shadow-lg: 0 18px 50px rgba(10, 30, 60, 0.16);
  --header-h: 74px;
  --space: 30px;
  --font-main: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--font-main);
  background: var(--bg);
  color: var(--text);
  line-height: 1.75;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; transition: color 0.2s ease; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
input { font-family: inherit; border: none; outline: none; }
ul, ol { list-style: none; }

.container { max-width: 1220px; margin: 0 auto; padding: 0 24px; }

/* 阅读进度条 */
.reading-progress { position: fixed; top: 0; left: 0; height: 3px; width: 100%; background: rgba(255,255,255,0.15); z-index: 1200; }
.reading-progress-bar { height: 100%; width: 0%; background: linear-gradient(90deg, var(--accent), #ffb347); border-radius: 0 4px 4px 0; transition: width 0.1s linear; }

/* 头部导航 */
.site-header {
  position: sticky; top: 0; z-index: 1100;
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
  box-shadow: 0 2px 20px rgba(10,30,60,0.04);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; height: var(--header-h); gap: 20px; }
.logo { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }
.logo-icon {
  width: 40px; height: 40px; border-radius: 12px;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  display: flex; align-items: center; justify-content: center;
  color: #fff; font-size: 17px;
  box-shadow: 0 4px 14px rgba(10,30,60,0.22);
}
.logo-text { font-size: 20px; font-weight: 700; letter-spacing: 0.3px; color: var(--primary); white-space: nowrap; }
.main-nav { display: flex; align-items: center; gap: 28px; }
.nav-link {
  position: relative; font-size: 15px; font-weight: 500;
  color: var(--text-soft); padding: 8px 2px;
}
.nav-link::after {
  content: ""; position: absolute; left: 0; bottom: 0;
  width: 100%; height: 2px; border-radius: 2px;
  background: var(--accent); transform: scaleX(0);
  transform-origin: left; transition: transform 0.28s ease;
}
.nav-link:hover { color: var(--primary); }
.nav-link:hover::after { transform: scaleX(1); }
.nav-link.active { color: var(--primary); font-weight: 600; }
.nav-link.active::after { transform: scaleX(1); }
.header-actions { display: flex; align-items: center; gap: 14px; }
.search-box {
  display: flex; align-items: center;
  background: var(--bg); border: 1px solid var(--border);
  border-radius: 50px; padding: 7px 6px 7px 16px;
  transition: border-color 0.25s ease, box-shadow 0.25s ease;
  width: 220px;
}
.search-box:focus-within { border-color: var(--accent); box-shadow: 0 0 0 3px rgba(249,115,22,0.12); }
.search-box input { background: transparent; flex: 1; font-size: 14px; color: var(--text); width: 100%; }
.search-box input::placeholder { color: var(--text-light); }
.search-box button {
  width: 32px; height: 32px; border-radius: 50%;
  background: var(--accent); color: #fff; font-size: 13px;
  display: flex; align-items: center; justify-content: center;
  transition: background 0.2s ease, transform 0.2s ease;
}
.search-box button:hover { background: var(--accent-hover); transform: scale(1.05); }
.menu-toggle { display: none; width: 40px; height: 40px; border-radius: 10px; background: var(--bg); color: var(--text); font-size: 18px; align-items: center; justify-content: center; }

/* 按钮 */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 11px 26px; border-radius: 50px;
  font-size: 15px; font-weight: 600;
  transition: transform 0.2s ease, box-shadow 0.25s ease, background 0.2s ease, color 0.2s ease;
  border: 1.5px solid transparent;
}
.btn-accent { background: var(--accent); color: #fff; box-shadow: 0 6px 18px rgba(249,115,22,0.28); }
.btn-accent:hover { background: var(--accent-hover); transform: translateY(-2px); box-shadow: 0 10px 24px rgba(249,115,22,0.35); }
.btn-light { background: #fff; color: var(--primary); box-shadow: 0 4px 14px rgba(0,0,0,0.12); }
.btn-light:hover { transform: translateY(-2px); box-shadow: 0 8px 22px rgba(0,0,0,0.16); }
.btn-outline { border-color: var(--primary); color: var(--primary); background: transparent; }
.btn-outline:hover { background: var(--primary); color: #fff; transform: translateY(-2px); }
.btn-sm { padding: 8px 18px; font-size: 13px; }

/* 文章 Hero */
.article-hero {
  position: relative;
  background:
    linear-gradient(135deg, rgba(10,30,60,0.94) 0%, rgba(10,30,60,0.78) 50%, rgba(10,30,60,0.62) 100%),
    url('/assets/images/backpic/back-1.png') center/cover no-repeat;
  color: #fff;
  padding: 88px 0 70px;
}
.article-hero-inner { max-width: 880px; }
.breadcrumb { display: flex; align-items: center; gap: 10px; font-size: 14px; color: rgba(255,255,255,0.7); margin-bottom: 26px; }
.breadcrumb a { color: rgba(255,255,255,0.85); }
.breadcrumb a:hover { color: var(--accent); }
.breadcrumb .sep { color: rgba(255,255,255,0.4); }
.hero-badges { display: flex; flex-wrap: wrap; gap: 12px; margin-bottom: 20px; }
.badge {
  display: inline-flex; align-items: center; gap: 7px;
  background: rgba(255,255,255,0.14);
  border: 1px solid rgba(255,255,255,0.2);
  color: #fff; font-size: 13px; padding: 6px 16px;
  border-radius: 50px; font-weight: 500;
  backdrop-filter: blur(4px);
}
.badge.hot { background: rgba(249,115,22,0.18); border-color: rgba(249,115,22,0.4); color: #ffb375; }
.article-hero h1 {
  font-size: clamp(28px, 4.2vw, 42px);
  line-height: 1.3; font-weight: 700;
  letter-spacing: -0.3px;
  margin-bottom: 18px;
}
.hero-desc { font-size: 16px; line-height: 1.8; color: rgba(255,255,255,0.72); max-width: 720px; margin-bottom: 28px; }
.article-meta { display: flex; flex-wrap: wrap; gap: 22px; }
.meta-item { display: inline-flex; align-items: center; gap: 8px; font-size: 14px; color: rgba(255,255,255,0.65); }
.meta-item i { color: var(--accent); }

/* 文章主体布局 */
.article-layout-section { padding: 56px 0 72px; }
.article-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 340px;
  gap: 44px;
  align-items: start;
}
.article-main-col { min-width: 0; }

/* 文章正文 */
.article-body {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 48px 52px;
  box-shadow: var(--shadow-sm);
  font-size: 16.5px;
  line-height: 1.85;
  color: var(--text);
}
.article-body h2 {
  font-size: 25px; font-weight: 700; color: var(--primary);
  margin: 44px 0 18px; padding-left: 16px;
  border-left: 4px solid var(--accent);
  border-radius: 2px;
}
.article-body h3 {
  font-size: 20px; font-weight: 600; color: var(--primary);
  margin: 34px 0 14px;
}
.article-body p { margin-bottom: 22px; }
.article-body ul, .article-body ol { margin: 0 0 24px; padding-left: 8px; }
.article-body ul li { position: relative; padding-left: 28px; margin-bottom: 12px; }
.article-body ul li::before {
  content: ""; position: absolute; left: 6px; top: 12px;
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--accent);
}
.article-body ol { counter-reset: art; }
.article-body ol li { position: relative; padding-left: 40px; margin-bottom: 12px; counter-increment: art; }
.article-body ol li::before {
  content: counter(art, decimal-leading-zero);
  position: absolute; left: 0; top: 1px;
  font-size: 13px; font-weight: 700; color: var(--accent);
  background: var(--accent-light); border-radius: 50%;
  width: 26px; height: 26px;
  display: flex; align-items: center; justify-content: center;
}
.article-body blockquote {
  margin: 30px 0; padding: 22px 28px;
  background: var(--accent-light);
  border-left: 4px solid var(--accent);
  border-radius: 0 14px 14px 0;
  color: var(--text-soft); font-size: 15.5px; font-style: normal;
}
.article-body blockquote p { margin: 0; }
.article-body img { width: 100%; height: auto; border-radius: 14px; margin: 28px 0; box-shadow: var(--shadow); }
.article-body a { color: var(--accent); font-weight: 500; text-decoration: underline; text-underline-offset: 3px; }
.article-body a:hover { color: var(--accent-hover); }
.article-body strong { color: var(--primary); }
.article-body .article-footer-line {
  margin-top: 48px; padding-top: 26px;
  border-top: 1px solid var(--border);
  display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 16px;
}
.article-footer-line .share-label { font-size: 14px; color: var(--text-light); display: flex; align-items: center; gap: 12px; }
.article-footer-line .share-label i { font-size: 18px; color: var(--text-light); transition: color 0.2s; cursor: pointer; }
.article-footer-line .share-label i:hover { color: var(--accent); }

/* 侧边栏 */
.sidebar-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  box-shadow: var(--shadow-sm);
  margin-bottom: 26px;
}
.sidebar-card h3 {
  font-size: 17px; font-weight: 700; color: var(--primary);
  padding-bottom: 16px; margin-bottom: 20px;
  border-bottom: 2px solid var(--bg);
  position: relative;
}
.sidebar-card h3::after {
  content: ""; position: absolute; left: 0; bottom: -2px;
  width: 36px; height: 2px; background: var(--accent); border-radius: 2px;
}
.info-card ul li { display: flex; align-items: center; gap: 10px; padding: 9px 0; font-size: 14px; color: var(--text-soft); }
.info-card ul li i { color: var(--accent); width: 18px; }
.info-card ul li a { color: var(--text-soft); }
.info-card ul li a:hover { color: var(--accent); }
.recommend-list { display: flex; flex-direction: column; }
.recommend-list li { border-bottom: 1px dashed var(--border); }
.recommend-list li:last-child { border-bottom: none; }
.recommend-item { display: flex; gap: 14px; padding: 14px 0; align-items: flex-start; transition: background 0.2s ease, transform 0.2s ease; border-radius: 10px; }
.recommend-item:hover { background: var(--bg); transform: translateX(4px); }
.recommend-index { font-size: 15px; font-weight: 800; color: var(--accent); opacity: 0.7; line-height: 1.6; padding-top: 4px; min-width: 28px; }
.recommend-info { flex: 1; }
.recommend-cat { font-size: 12px; color: var(--text-light); display: block; margin-bottom: 2px; }
.recommend-info h4 { font-size: 14.5px; line-height: 1.6; color: var(--text); font-weight: 500; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.recommend-item:hover .recommend-info h4 { color: var(--accent); }

/* 相关推荐 */
.related-section { padding: 10px 0 70px; }
.section-header { text-align: center; margin-bottom: 40px; }
.section-header h2 { font-size: 30px; font-weight: 700; color: var(--primary); letter-spacing: -0.4px; }
.section-header p { color: var(--text-light); font-size: 15px; margin-top: 8px; }
.related-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 26px;
}
.related-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  display: flex; flex-direction: column;
}
.related-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.related-cover { position: relative; overflow: hidden; aspect-ratio: 16 / 9; }
.related-cover img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.4s ease; }
.related-card:hover .related-cover img { transform: scale(1.06); }
.index-badge {
  position: absolute; bottom: 12px; left: 12px;
  background: rgba(10,30,60,0.8); color: #fff;
  font-size: 13px; font-weight: 700; letter-spacing: 0.5px;
  padding: 4px 12px; border-radius: 50px;
  backdrop-filter: blur(4px);
}
.related-info { padding: 20px 22px 24px; flex: 1; display: flex; flex-direction: column; }
.related-cat { font-size: 12px; color: var(--accent); font-weight: 600; letter-spacing: 0.4px; text-transform: uppercase; margin-bottom: 6px; }
.related-info h3 {
  font-size: 16.5px; font-weight: 600; color: var(--text);
  line-height: 1.55; display: -webkit-box; -webkit-line-clamp: 2;
  -webkit-box-orient: vertical; overflow: hidden;
  transition: color 0.2s;
}
.related-card:hover .related-info h3 { color: var(--accent); }

/* CTA 区块 */
.cta-section { padding-bottom: 80px; }
.cta-card {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
  border-radius: 24px;
  padding: 56px 64px;
  display: flex; align-items: center; justify-content: space-between;
  gap: 36px; flex-wrap: wrap;
  position: relative; overflow: hidden;
  box-shadow: 0 20px 50px rgba(10,30,60,0.24);
}
.cta-card::before {
  content: ""; position: absolute; right: -60px; top: -60px;
  width: 220px; height: 220px; border-radius: 50%;
  background: rgba(249,115,22,0.18); filter: blur(20px);
}
.cta-content h2 { font-size: 28px; font-weight: 700; color: #fff; margin-bottom: 10px; letter-spacing: -0.3px; }
.cta-content p { font-size: 15.5px; color: rgba(255,255,255,0.72); max-width: 420px; }
.cta-action { display: flex; gap: 16px; flex-wrap: wrap; position: relative; z-index: 2; }

/* 未找到样式 */
.not-found-section { padding: 100px 0; }
.not-found-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 80px 48px;
  text-align: center;
  max-width: 620px; margin: 0 auto;
}
.not-found-card i { font-size: 48px; color: var(--accent); margin-bottom: 24px; }
.not-found-card h1 { font-size: 28px; color: var(--primary); margin-bottom: 14px; }
.not-found-card p { color: var(--text-light); margin-bottom: 32px; }

/* 页脚 */
.site-footer {
  background: #081426;
  color: rgba(255,255,255,0.65);
  padding-top: 70px;
  border-top: 3px solid var(--accent);
}
.footer-top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.2fr;
  gap: 44px;
  padding-bottom: 50px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.footer-brand .logo { margin-bottom: 16px; }
.footer-brand .logo-text { color: #fff; font-size: 21px; }
.footer-brand p { font-size: 14px; line-height: 1.9; max-width: 300px; color: rgba(255,255,255,0.55); }
.footer-col h4 { color: #fff; font-size: 15px; font-weight: 600; margin-bottom: 20px; position: relative; padding-bottom: 12px; }
.footer-col h4::after { content: ""; position: absolute; bottom: 0; left: 0; width: 26px; height: 2px; background: var(--accent); border-radius: 2px; }
.footer-col ul li { margin-bottom: 12px; font-size: 14px; }
.footer-col ul li a { color: rgba(255,255,255,0.55); transition: color 0.2s ease, padding-left 0.2s ease; }
.footer-col ul li a:hover { color: var(--accent); padding-left: 5px; }
.footer-bottom {
  display: flex; align-items: center; justify-content: space-between;
  flex-wrap: wrap; gap: 12px;
  padding: 24px 0 30px;
  font-size: 13px; color: rgba(255,255,255,0.38);
}
.footer-bottom a { color: rgba(255,255,255,0.45); }
.footer-bottom a:hover { color: var(--accent); }

/* 响应式 */
@media (max-width: 1024px) {
  .container { padding: 0 20px; }
  .search-box { width: 170px; }
  .article-layout { grid-template-columns: 1fr; }
  .article-sidebar { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
  .sidebar-card { margin-bottom: 0; }
  .related-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  :root { --header-h: 62px; }
  .header-inner { flex-wrap: wrap; height: auto; padding: 12px 0; }
  .logo { order: 1; }
  .logo-text { font-size: 18px; }
  .header-actions { order: 2; }
  .search-box { display: none; }
  .menu-toggle { display: flex; }
  .main-nav {
    order: 3; width: 100%;
    display: none;
    flex-direction: column; align-items: flex-start; gap: 4px;
    padding: 12px 0 6px;
    border-top: 1px solid var(--border);
    margin-top: 10px;
  }
  .main-nav.open { display: flex; }
  .nav-link { width: 100%; padding: 12px 4px; font-size: 16px; }
  .nav-link::after { display: none; }
  .nav-link.active { background: var(--bg); border-radius: 10px; padding-left: 12px; }
  .article-hero { padding: 60px 0 46px; }
  .article-hero h1 { font-size: 26px; }
  .hero-desc { font-size: 14.5px; }
  .article-body { padding: 28px 22px; }
  .article-body h2 { font-size: 21px; }
  .article-layout-section { padding: 40px 0 56px; }
  .article-sidebar { grid-template-columns: 1fr; }
  .related-section { padding: 10px 0 48px; }
  .related-grid { grid-template-columns: 1fr; }
  .cta-card { padding: 40px 32px; flex-direction: column; align-items: flex-start; }
  .cta-action { width: 100%; }
  .cta-action .btn { flex: 1; }
  .footer-top { grid-template-columns: 1fr 1fr; gap: 32px; }
  .not-found-card { padding: 60px 28px; }
}

@media (max-width: 520px) {
  .container { padding: 0 16px; }
  .header-actions .btn { display: none; }
  .article-hero h1 { font-size: 22px; }
  .hero-badges { gap: 8px; }
  .badge { font-size: 12px; padding: 5px 12px; }
  .article-meta { gap: 14px; flex-wrap: wrap; }
  .article-body { padding: 24px 18px; font-size: 15.5px; }
  .section-header h2 { font-size: 24px; }
  .cta-card { padding: 34px 22px; }
  .cta-content h2 { font-size: 22px; }
  .footer-top { grid-template-columns: 1fr; gap: 30px; }
  .footer-bottom { flex-direction: column; text-align: center; justify-content: center; }
}

:focus-visible { outline: 3px solid rgba(249,115,22,0.5); outline-offset: 2px; }

/* roulang page: category2 */
:root{
  --primary:#ff6b35;
  --primary-dark:#e04e1f;
  --primary-light:#fff3ee;
  --secondary:#22c55e;
  --secondary-light:#e9f9ef;
  --dark:#141824;
  --dark-2:#1e2434;
  --text:#2b3245;
  --text-light:#7a8296;
  --border:#e8eaf0;
  --bg:#ffffff;
  --bg-gray:#f6f7fb;
  --radius-lg:20px;
  --radius-md:14px;
  --radius-sm:10px;
  --shadow:0 8px 30px rgba(20,24,36,.08);
  --shadow-lg:0 20px 48px rgba(20,24,36,.14);
  --transition:.3s ease;
  --font-main:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
}
*{
  margin:0;padding:0;box-sizing:border-box;
}
html{
  scroll-behavior:smooth;
}
body{
  font-family:var(--font-main);
  color:var(--text);
  background:var(--bg);
  line-height:1.7;
  -webkit-font-smoothing:antialiased;
}
a{
  text-decoration:none;color:inherit;transition:color var(--transition);
}
img{
  max-width:100%;display:block;
}
button,input{
  font-family:inherit;
}
.container{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding:0 24px;
}
.section{
  padding:88px 0;
}
.section-head{
  text-align:center;
  max-width:680px;
  margin:0 auto 52px;
}
.section-head h2{
  font-size:38px;
  font-weight:800;
  color:var(--dark);
  letter-spacing:-.5px;
  margin-bottom:12px;
}
.section-head p{
  color:var(--text-light);
  font-size:16px;
}
.badge{
  display:inline-flex;
  align-items:center;
  gap:6px;
  background:var(--primary-light);
  color:var(--primary-dark);
  font-size:13px;
  font-weight:600;
  padding:6px 14px;
  border-radius:999px;
  border:1px solid rgba(255,107,53,.2);
}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:12px 28px;
  border-radius:999px;
  font-size:15px;
  font-weight:700;
  border:none;
  cursor:pointer;
  transition:transform var(--transition),box-shadow var(--transition),background var(--transition);
}
.btn:focus-visible{
  outline:3px solid rgba(255,107,53,.4);
  outline-offset:2px;
}
.btn-primary{
  background:var(--primary);
  color:#fff;
  box-shadow:0 8px 20px rgba(255,107,53,.32);
}
.btn-primary:hover{
  background:var(--primary-dark);
  transform:translateY(-2px);
  box-shadow:0 14px 28px rgba(255,107,53,.4);
}
.btn-primary:active{
  transform:translateY(0);
  box-shadow:0 6px 16px rgba(255,107,53,.28);
}
.btn-light{
  background:#fff;
  color:var(--dark);
  box-shadow:0 6px 18px rgba(0,0,0,.14);
}
.btn-light:hover{
  transform:translateY(-2px);
  box-shadow:0 12px 28px rgba(0,0,0,.18);
}
.btn-outline{
  background:transparent;
  border:2px solid var(--border);
  color:var(--text);
}
.btn-outline:hover{
  border-color:var(--primary);
  color:var(--primary);
}
.site-header{
  position:sticky;
  top:0;
  z-index:100;
  background:rgba(255,255,255,.92);
  backdrop-filter:blur(12px);
  border-bottom:1px solid var(--border);
  box-shadow:0 2px 16px rgba(20,24,36,.04);
}
.header-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  height:72px;
  gap:24px;
}
.logo{
  display:flex;
  align-items:center;
  gap:10px;
  flex-shrink:0;
}
.logo-icon{
  width:38px;
  height:38px;
  background:linear-gradient(135deg,var(--primary),#ff8f5e);
  border-radius:12px;
  display:flex;
  align-items:center;
  justify-content:center;
  color:#fff;
  font-size:17px;
  box-shadow:0 6px 14px rgba(255,107,53,.3);
}
.logo-text{
  font-size:20px;
  font-weight:800;
  color:var(--dark);
  letter-spacing:-.3px;
}
.main-nav{
  display:flex;
  align-items:center;
  gap:8px;
  flex:1;
  justify-content:center;
}
.nav-link{
  padding:8px 16px;
  font-size:15px;
  font-weight:600;
  color:var(--text-light);
  border-radius:999px;
  transition:all var(--transition);
}
.nav-link:hover{
  color:var(--primary);
  background:var(--primary-light);
}
.nav-link.active{
  color:var(--primary-dark);
  background:var(--primary-light);
  font-weight:700;
}
.header-actions{
  display:flex;
  align-items:center;
  gap:12px;
  flex-shrink:0;
}
.search-box{
  position:relative;
}
.search-box input{
  width:180px;
  height:40px;
  border:1px solid var(--border);
  border-radius:999px;
  padding:0 16px 0 40px;
  font-size:14px;
  background:var(--bg-gray);
  transition:all var(--transition);
  color:var(--text);
}
.search-box input:focus{
  outline:none;
  border-color:var(--primary);
  background:#fff;
  box-shadow:0 0 0 4px rgba(255,107,53,.12);
  width:220px;
}
.search-box i{
  position:absolute;
  left:15px;
  top:50%;
  transform:translateY(-50%);
  color:var(--text-light);
  font-size:14px;
  pointer-events:none;
}
.nav-toggle{
  display:none;
  width:42px;
  height:42px;
  border:1px solid var(--border);
  background:var(--bg);
  border-radius:12px;
  font-size:18px;
  color:var(--dark);
  cursor:pointer;
  align-items:center;
  justify-content:center;
  transition:all var(--transition);
}
.nav-toggle:hover{
  border-color:var(--primary);
  color:var(--primary);
}
.page-hero{
  position:relative;
  background-size:cover;
  background-position:center;
  padding:110px 0 100px;
  color:#fff;
}
.page-hero::before{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(105deg,rgba(20,24,36,.88) 30%,rgba(20,24,36,.45) 65%,rgba(20,24,36,.2));
}
.page-hero .container{
  position:relative;
  z-index:2;
}
.page-hero .badge{
  background:rgba(255,255,255,.16);
  border:1px solid rgba(255,255,255,.3);
  color:#fff;
  backdrop-filter:blur(6px);
}
.page-hero h1{
  font-size:52px;
  font-weight:800;
  line-height:1.2;
  margin:18px 0 16px;
  max-width:640px;
  letter-spacing:-1px;
}
.page-hero p{
  font-size:17px;
  opacity:.9;
  max-width:560px;
  margin-bottom:32px;
  line-height:1.8;
}
.hero-meta{
  display:flex;
  gap:24px;
  flex-wrap:wrap;
  margin-top:28px;
}
.hero-meta span{
  display:flex;
  align-items:center;
  gap:8px;
  font-size:14px;
  opacity:.85;
}
.feature-strip{
  background:var(--bg);
  padding:56px 0;
  border-bottom:1px solid var(--border);
}
.feature-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:24px;
}
.feature-card{
  display:flex;
  align-items:flex-start;
  gap:14px;
  padding:24px;
  background:var(--bg-gray);
  border-radius:var(--radius-md);
  border:1px solid transparent;
  transition:all var(--transition);
}
.feature-card:hover{
  background:#fff;
  border-color:var(--border);
  box-shadow:var(--shadow);
  transform:translateY(-3px);
}
.feature-icon{
  width:44px;
  height:44px;
  border-radius:12px;
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:18px;
  flex-shrink:0;
}
.training-section{
  background:var(--bg);
}
.training-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:24px;
}
.training-card{
  background:#fff;
  border-radius:var(--radius-lg);
  overflow:hidden;
  border:1px solid var(--border);
  transition:all var(--transition);
  display:flex;
  flex-direction:column;
}
.training-card:hover{
  transform:translateY(-6px);
  box-shadow:var(--shadow-lg);
  border-color:transparent;
}
.training-cover{
  position:relative;
  aspect-ratio:3/3.4;
  overflow:hidden;
}
.training-cover img{
  width:100%;
  height:100%;
  object-fit:cover;
  transition:transform .5s ease;
}
.training-card:hover .training-cover img{
  transform:scale(1.05);
}
.training-tag{
  position:absolute;
  top:14px;
  left:14px;
  background:rgba(255,255,255,.92);
  backdrop-filter:blur(6px);
  color:var(--primary-dark);
  font-size:12px;
  font-weight:700;
  padding:4px 12px;
  border-radius:999px;
}
.training-hot{
  position:absolute;
  top:14px;
  right:14px;
  background:rgba(255,107,53,.92);
  color:#fff;
  font-size:11px;
  font-weight:700;
  padding:4px 10px;
  border-radius:999px;
  display:flex;
  align-items:center;
  gap:4px;
}
.training-info{
  padding:20px;
  display:flex;
  flex-direction:column;
  flex:1;
}
.training-info h3{
  font-size:18px;
  font-weight:700;
  color:var(--dark);
  margin-bottom:6px;
  line-height:1.4;
}
.training-info p{
  font-size:14px;
  color:var(--text-light);
  margin-bottom:14px;
  flex:1;
}
.training-meta{
  display:flex;
  align-items:center;
  gap:12px;
  font-size:13px;
  color:var(--text-light);
  margin-bottom:14px;
}
.training-meta i{
  color:var(--primary);
}
.training-progress{
  height:6px;
  background:var(--bg-gray);
  border-radius:999px;
  overflow:hidden;
  margin-bottom:10px;
}
.training-progress span{
  display:block;
  height:100%;
  background:linear-gradient(90deg,var(--primary),#ff9a6b);
  border-radius:999px;
}
.chapter-label{
  font-size:12px;
  color:var(--text-light);
  display:flex;
  justify-content:space-between;
}
.guide-section{
  background:var(--bg-gray);
}
.guide-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:24px;
}
.guide-card{
  background:#fff;
  border-radius:var(--radius-lg);
  padding:28px;
  border:1px solid var(--border);
  position:relative;
  transition:all var(--transition);
  overflow:hidden;
}
.guide-card::before{
  content:"";
  position:absolute;
  top:0;
  left:0;
  width:100%;
  height:3px;
  background:linear-gradient(90deg,var(--primary),#ff9a6b);
  opacity:0;
  transition:opacity var(--transition);
}
.guide-card:hover{
  box-shadow:var(--shadow-lg);
  transform:translateY(-4px);
}
.guide-card:hover::before{
  opacity:1;
}
.guide-num{
  font-size:42px;
  font-weight:800;
  color:transparent;
  -webkit-text-stroke:2px var(--primary);
  line-height:1;
  margin-bottom:14px;
  display:block;
}
.guide-card h3{
  font-size:20px;
  font-weight:700;
  color:var(--dark);
  margin-bottom:8px;
}
.guide-card p{
  font-size:14px;
  color:var(--text-light);
  margin-bottom:14px;
}
.guide-detail{
  display:flex;
  gap:18px;
  padding-top:14px;
  border-top:1px dashed var(--border);
  font-size:13px;
  color:var(--text);
}
.guide-detail i{
  color:var(--secondary);
  margin-right:4px;
}
.progress-section{
  background:var(--dark);
  color:#fff;
  position:relative;
  overflow:hidden;
}
.progress-section::before{
  content:"";
  position:absolute;
  top:-100px;
  right:-100px;
  width:300px;
  height:300px;
  background:radial-gradient(circle,rgba(255,107,53,.2),transparent 70%);
}
.progress-wrap{
  display:grid;
  grid-template-columns:1.1fr .9fr;
  gap:56px;
  align-items:center;
  position:relative;
  z-index:2;
}
.progress-content h2{
  font-size:36px;
  font-weight:800;
  margin-bottom:14px;
  line-height:1.3;
}
.progress-content p{
  color:rgba(255,255,255,.75);
  font-size:15px;
  margin-bottom:28px;
  line-height:1.8;
}
.progress-list{
  display:flex;
  flex-direction:column;
  gap:24px;
}
.progress-item .progress-head{
  display:flex;
  justify-content:space-between;
  margin-bottom:8px;
  font-size:14px;
  font-weight:600;
}
.progress-item .progress-head span:last-child{
  color:var(--primary);
}
.progress-bar{
  height:8px;
  background:rgba(255,255,255,.12);
  border-radius:999px;
  overflow:hidden;
}
.progress-bar span{
  display:block;
  height:100%;
  background:linear-gradient(90deg,var(--primary),#ffb08a);
  border-radius:999px;
}
.calendar-section{
  background:var(--bg);
}
.calendar-grid{
  display:grid;
  grid-template-columns:repeat(7,1fr);
  gap:14px;
}
.calendar-item{
  background:var(--bg-gray);
  border-radius:var(--radius-md);
  padding:20px 14px;
  text-align:center;
  border:1px solid var(--border);
  transition:all var(--transition);
  position:relative;
}
.calendar-item:hover{
  transform:translateY(-4px);
  box-shadow:var(--shadow);
  background:#fff;
}
.calendar-item .day{
  font-size:13px;
  font-weight:700;
  color:var(--text-light);
  margin-bottom:4px;
}
.calendar-item .date{
  font-size:28px;
  font-weight:800;
  color:var(--dark);
  line-height:1.2;
  margin-bottom:10px;
}
.calendar-item .plan{
  font-size:13px;
  font-weight:600;
  color:var(--text);
  background:#fff;
  padding:6px 8px;
  border-radius:8px;
  border:1px solid var(--border);
}
.calendar-item .rest{
  color:var(--text-light);
  font-weight:500;
}
.calendar-item.today{
  border-color:var(--primary);
  background:var(--primary-light);
}
.calendar-item.today .date{
  color:var(--primary-dark);
}
.calendar-item.today::after{
  content:"今天";
  position:absolute;
  top:-10px;
  right:10px;
  background:var(--primary);
  color:#fff;
  font-size:10px;
  font-weight:700;
  padding:3px 10px;
  border-radius:999px;
}
.faq-section{
  background:var(--bg-gray);
}
.faq-list{
  max-width:760px;
  margin:0 auto;
  display:flex;
  flex-direction:column;
  gap:16px;
}
.faq-item{
  background:#fff;
  border:1px solid var(--border);
  border-radius:var(--radius-md);
  overflow:hidden;
  transition:box-shadow var(--transition);
}
.faq-item:hover{
  box-shadow:var(--shadow);
}
.faq-item summary{
  list-style:none;
  cursor:pointer;
  padding:20px 24px;
  font-size:16px;
  font-weight:700;
  color:var(--dark);
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:16px;
  transition:color var(--transition);
}
.faq-item summary::-webkit-details-marker{
  display:none;
}
.faq-item summary::after{
  content:"\f078";
  font-family:"Font Awesome 6 Free";
  font-weight:900;
  font-size:14px;
  color:var(--text-light);
  flex-shrink:0;
  transition:transform var(--transition);
}
.faq-item[open] summary{
  color:var(--primary-dark);
}
.faq-item[open] summary::after{
  transform:rotate(180deg);
  color:var(--primary);
}
.faq-item .faq-body{
  padding:0 24px 22px;
  font-size:15px;
  color:var(--text-light);
  line-height:1.8;
}
.cta-section{
  background:var(--bg);
  padding:40px 0 90px;
}
.cta-box{
  background:linear-gradient(135deg,#1e2434 0%,#141824 55%,#2a1a16 100%);
  border-radius:28px;
  padding:64px 48px;
  text-align:center;
  color:#fff;
  position:relative;
  overflow:hidden;
}
.cta-box::before{
  content:"";
  position:absolute;
  top:-60px;
  left:50%;
  transform:translateX(-50%);
  width:400px;
  height:200px;
  background:radial-gradient(circle,rgba(255,107,53,.35),transparent 70%);
}
.cta-box h2{
  font-size:36px;
  font-weight:800;
  margin-bottom:14px;
  position:relative;
}
.cta-box p{
  color:rgba(255,255,255,.75);
  margin-bottom:30px;
  max-width:520px;
  margin-left:auto;
  margin-right:auto;
  position:relative;
}
.cta-box .btn{
  position:relative;
}
.site-footer{
  background:var(--dark);
  color:rgba(255,255,255,.7);
  padding:64px 0 24px;
}
.footer-top{
  display:grid;
  grid-template-columns:1.4fr .8fr .8fr 1fr;
  gap:40px;
  margin-bottom:48px;
}
.footer-brand .logo{
  margin-bottom:14px;
}
.footer-brand .logo-text{
  color:#fff;
}
.footer-brand p{
  font-size:14px;
  line-height:1.8;
  max-width:260px;
  color:rgba(255,255,255,.55);
}
.footer-col h4{
  color:#fff;
  font-size:15px;
  font-weight:700;
  margin-bottom:16px;
}
.footer-col ul{
  list-style:none;
  display:flex;
  flex-direction:column;
  gap:10px;
}
.footer-col ul li{
  font-size:14px;
}
.footer-col ul a:hover{
  color:var(--primary);
}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.1);
  padding-top:20px;
  display:flex;
  justify-content:space-between;
  align-items:center;
  font-size:13px;
  color:rgba(255,255,255,.45);
  flex-wrap:wrap;
  gap:10px;
}
.footer-bottom a{
  color:rgba(255,255,255,.6);
}
.footer-bottom a:hover{
  color:var(--primary);
}
@media(max-width:1024px){
  .feature-grid{
    grid-template-columns:repeat(2,1fr);
  }
  .training-grid{
    grid-template-columns:repeat(2,1fr);
    gap:20px;
  }
  .guide-grid{
    grid-template-columns:repeat(2,1fr);
  }
  .calendar-grid{
    grid-template-columns:repeat(4,1fr);
  }
  .progress-wrap{
    grid-template-columns:1fr;
    gap:40px;
  }
  .footer-top{
    grid-template-columns:1fr 1fr;
    gap:32px;
  }
  .header-inner{
    gap:12px;
  }
  .search-box input{
    width:140px;
  }
  .search-box input:focus{
    width:170px;
  }
}
@media(max-width:768px){
  .section{
    padding:64px 0;
  }
  .section-head h2{
    font-size:30px;
  }
  .page-hero{
    padding:80px 0;
  }
  .page-hero h1{
    font-size:38px;
  }
  .main-nav{
    display:none;
    position:absolute;
    top:72px;
    left:0;
    right:0;
    background:#fff;
    border-bottom:1px solid var(--border);
    flex-direction:column;
    padding:20px 24px;
    gap:12px;
    box-shadow:var(--shadow-lg);
  }
  .main-nav.open{
    display:flex;
  }
  .nav-link{
    width:100%;
    text-align:center;
    padding:12px;
  }
  .nav-toggle{
    display:flex;
  }
  .header-actions .search-box{
    display:none;
  }
  .feature-grid{
    grid-template-columns:1fr;
  }
  .training-grid{
    grid-template-columns:1fr;
  }
  .guide-grid{
    grid-template-columns:1fr;
  }
  .calendar-grid{
    grid-template-columns:repeat(2,1fr);
  }
  .cta-box{
    padding:48px 24px;
  }
  .cta-box h2{
    font-size:28px;
  }
}
@media(max-width:520px){
  .container{
    padding:0 20px;
  }
  .header-actions .btn{
    padding:8px 16px;
    font-size:13px;
  }
  .page-hero h1{
    font-size:32px;
  }
  .page-hero p{
    font-size:15px;
  }
  .section-head h2{
    font-size:26px;
  }
  .footer-top{
    grid-template-columns:1fr;
  }
  .footer-bottom{
    flex-direction:column;
    text-align:center;
  }
  .training-card .training-info h3{
    font-size:16px;
  }
}

/* roulang page: category3 */
:root {
            --primary: #e63946;
            --primary-dark: #c1121f;
            --secondary: #1d3557;
            --accent: #ffb703;
            --bg: #f7f9fc;
            --bg-deep: #14213d;
            --white: #ffffff;
            --text: #1e293b;
            --text-weak: #64748b;
            --border: #e2e8f0;
            --radius: 16px;
            --radius-sm: 10px;
            --shadow: 0 4px 24px rgba(0, 0, 0, 0.06);
            --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.09);
            --space: 96px;
            --space-sm: 64px;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
            color: var(--text);
            background: var(--bg);
            line-height: 1.7;
            font-size: 16px;
        }

        img {
            max-width: 100%;
            display: block;
            border: 0;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: color 0.2s ease;
        }

        button, input {
            font-family: inherit;
            font-size: inherit;
            border: none;
            outline: none;
            background: none;
        }

        .container {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 32px;
        }

        /* ===== 导航 ===== */
        .site-header {
            background: var(--white);
            border-bottom: 1px solid var(--border);
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.04);
        }

        .header-inner {
            display: flex;
            align-items: center;
            gap: 28px;
            height: 72px;
        }

        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }

        .logo-icon {
            width: 42px;
            height: 42px;
            border-radius: 12px;
            background: linear-gradient(135deg, var(--primary), var(--accent));
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--white);
            font-size: 18px;
            box-shadow: 0 4px 12px rgba(230, 57, 70, 0.3);
        }

        .logo-text {
            font-size: 20px;
            font-weight: 800;
            letter-spacing: -0.3px;
            background: linear-gradient(90deg, var(--secondary), var(--primary));
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            white-space: nowrap;
        }

        .main-nav {
            display: flex;
            gap: 6px;
            margin-left: 8px;
            align-items: center;
        }

        .nav-link {
            position: relative;
            padding: 8px 16px;
            font-size: 15px;
            font-weight: 500;
            color: var(--text);
            border-radius: 10px;
            transition: all 0.25s ease;
        }

        .nav-link:hover {
            color: var(--primary);
            background: rgba(230, 57, 70, 0.06);
        }

        .nav-link.active {
            color: var(--primary);
            font-weight: 700;
            background: rgba(230, 57, 70, 0.08);
        }

        .nav-link.active::after {
            content: "";
            position: absolute;
            left: 16px;
            right: 16px;
            bottom: -1px;
            height: 3px;
            border-radius: 3px;
            background: var(--primary);
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 14px;
            margin-left: auto;
        }

        .search-box {
            display: flex;
            align-items: center;
            background: var(--bg);
            border: 1px solid var(--border);
            border-radius: 24px;
            padding: 6px 8px 6px 16px;
            width: 220px;
            transition: all 0.25s ease;
        }

        .search-box:focus-within {
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(230, 57, 70, 0.12);
            background: var(--white);
            width: 260px;
        }

        .search-box input {
            width: 100%;
            font-size: 14px;
            color: var(--text);
        }

        .search-box input::placeholder {
            color: var(--text-weak);
        }

        .search-box button {
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background: var(--secondary);
            color: var(--white);
            flex-shrink: 0;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: background 0.2s ease;
        }

        .search-box button:hover {
            background: var(--primary);
        }

        .nav-toggle {
            display: none;
            width: 40px;
            height: 40px;
            border-radius: 10px;
            background: var(--bg);
            color: var(--text);
            font-size: 18px;
            cursor: pointer;
            align-items: center;
            justify-content: center;
            border: 1px solid var(--border);
        }

        /* ===== 按钮 ===== */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 12px 28px;
            border-radius: 12px;
            font-size: 15px;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.25s ease;
            border: 2px solid transparent;
            white-space: nowrap;
        }

        .btn-primary {
            background: var(--primary);
            color: var(--white);
            box-shadow: 0 4px 14px rgba(230, 57, 70, 0.3);
        }

        .btn-primary:hover {
            background: var(--primary-dark);
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(230, 57, 70, 0.35);
        }

        .btn-accent {
            background: var(--accent);
            color: var(--secondary);
            box-shadow: 0 4px 14px rgba(255, 183, 3, 0.35);
        }

        .btn-accent:hover {
            background: #ffcf40;
            transform: translateY(-2px);
        }

        .btn-outline {
            background: transparent;
            color: var(--secondary);
            border-color: var(--secondary);
        }

        .btn-outline:hover {
            background: var(--secondary);
            color: var(--white);
            transform: translateY(-2px);
        }

        .btn-sm {
            padding: 8px 18px;
            font-size: 14px;
            border-radius: 10px;
        }

        /* ===== Hero ===== */
        .hero {
            position: relative;
            padding: 120px 0 120px;
            background-size: cover;
            background-position: center;
            color: var(--white);
            isolation: isolate;
        }

        .hero::before {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(120deg, rgba(20, 33, 61, 0.9) 30%, rgba(20, 33, 61, 0.4) 70%);
            z-index: -1;
        }

        .hero-category {
            min-height: 420px;
            display: flex;
            align-items: center;
        }

        .hero-content {
            max-width: 680px;
        }

        .hero-badge {
            display: inline-block;
            padding: 6px 16px;
            border-radius: 24px;
            background: rgba(230, 57, 70, 0.9);
            color: var(--white);
            font-size: 13px;
            font-weight: 600;
            margin-bottom: 18px;
            letter-spacing: 1px;
        }

        .hero h1 {
            font-size: 42px;
            font-weight: 800;
            line-height: 1.25;
            margin-bottom: 18px;
            letter-spacing: -0.5px;
        }

        .hero p {
            font-size: 17px;
            color: rgba(255, 255, 255, 0.85);
            margin-bottom: 32px;
            max-width: 560px;
        }

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

        .hero-stats {
            display: flex;
            gap: 36px;
            margin-top: 48px;
            flex-wrap: wrap;
        }

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

        .hero-stat strong {
            display: block;
            font-size: 28px;
            font-weight: 800;
            color: var(--accent);
        }

        .hero-stat span {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.7);
        }

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

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

        .section-header {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            gap: 20px;
            margin-bottom: 44px;
            flex-wrap: wrap;
        }

        .section-title-wrap {
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .section-icon {
            width: 44px;
            height: 44px;
            border-radius: 12px;
            background: linear-gradient(135deg, var(--primary), var(--accent));
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--white);
            font-size: 18px;
            flex-shrink: 0;
        }

        .section-title {
            font-size: 30px;
            font-weight: 800;
            letter-spacing: -0.5px;
            color: var(--secondary);
            line-height: 1.3;
        }

        .section-subtitle {
            font-size: 14px;
            color: var(--text-weak);
            margin-top: 6px;
        }

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

        .tag {
            display: inline-flex;
            align-items: center;
            gap: 5px;
            padding: 5px 14px;
            border-radius: 24px;
            background: rgba(230, 57, 70, 0.08);
            color: var(--primary);
            font-size: 13px;
            font-weight: 600;
            border: 1px solid rgba(230, 57, 70, 0.15);
            transition: all 0.2s ease;
            cursor: default;
        }

        .tag:hover {
            background: rgba(230, 57, 70, 0.14);
        }

        .tag-hot {
            background: linear-gradient(135deg, #ff6b6b, var(--primary));
            color: var(--white);
            border: none;
        }

        .tag-live {
            background: var(--primary);
            color: var(--white);
            border: none;
        }

        .tag-live::before {
            content: "";
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: var(--white);
            animation: pulse 1.2s infinite;
        }

        @keyframes pulse {
            0%, 100% { opacity: 1; }
            50% { opacity: 0.4; }
        }

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

        .match-card {
            background: var(--white);
            border-radius: var(--radius);
            overflow: hidden;
            border: 1px solid var(--border);
            box-shadow: var(--shadow);
            transition: all 0.35s ease;
            display: flex;
            flex-direction: column;
        }

        .match-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
        }

        .match-cover {
            position: relative;
            aspect-ratio: 16 / 10;
            overflow: hidden;
        }

        .match-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }

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

        .match-cover .match-tag {
            position: absolute;
            top: 12px;
            left: 12px;
        }

        .match-heat {
            position: absolute;
            bottom: 12px;
            right: 12px;
            background: rgba(0, 0, 0, 0.65);
            backdrop-filter: blur(8px);
            color: var(--white);
            padding: 4px 12px;
            border-radius: 20px;
            font-size: 12px;
            font-weight: 600;
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .match-heat i {
            color: var(--accent);
        }

        .match-body {
            padding: 22px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .match-meta {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 13px;
            color: var(--text-weak);
            margin-bottom: 10px;
        }

        .match-meta .league {
            color: var(--primary);
            font-weight: 600;
        }

        .match-title {
            font-size: 18px;
            font-weight: 700;
            color: var(--secondary);
            margin-bottom: 8px;
            line-height: 1.45;
        }

        .match-desc {
            font-size: 14px;
            color: var(--text-weak);
            line-height: 1.65;
            margin-bottom: 16px;
            flex: 1;
        }

        .match-footer {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding-top: 14px;
            border-top: 1px solid var(--border);
        }

        .match-time {
            font-size: 13px;
            color: var(--text-weak);
        }

        .match-link {
            font-size: 14px;
            font-weight: 600;
            color: var(--primary);
            transition: all 0.2s ease;
        }

        .match-link:hover {
            color: var(--primary-dark);
            gap: 4px;
        }

        /* ===== 赛事资讯列表 ===== */
        .news-layout {
            display: grid;
            grid-template-columns: 1.6fr 1fr;
            gap: 48px;
            align-items: start;
        }

        .news-list {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }

        .news-item {
            display: flex;
            gap: 18px;
            background: var(--white);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 16px;
            transition: all 0.25s ease;
        }

        .news-item:hover {
            box-shadow: var(--shadow);
            border-color: rgba(230, 57, 70, 0.2);
            transform: translateY(-2px);
        }

        .news-thumb {
            flex: 0 0 160px;
            border-radius: 12px;
            overflow: hidden;
            aspect-ratio: 4 / 3;
        }

        .news-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .news-info {
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .news-info h3 {
            font-size: 17px;
            font-weight: 700;
            color: var(--secondary);
            line-height: 1.5;
            margin-bottom: 6px;
            transition: color 0.2s ease;
        }

        .news-info h3:hover {
            color: var(--primary);
        }

        .news-info p {
            font-size: 13px;
            color: var(--text-weak);
            margin-bottom: 10px;
            line-height: 1.6;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .news-meta {
            display: flex;
            align-items: center;
            gap: 14px;
            font-size: 12px;
            color: var(--text-weak);
            margin-top: auto;
        }

        .news-meta span {
            display: flex;
            align-items: center;
            gap: 4px;
        }

        /* ===== 侧边 ===== */
        .sidebar {
            display: flex;
            flex-direction: column;
            gap: 24px;
        }

        .sidebar-card {
            background: var(--white);
            border-radius: var(--radius);
            border: 1px solid var(--border);
            padding: 24px;
            box-shadow: var(--shadow);
        }

        .sidebar-card h3 {
            font-size: 17px;
            font-weight: 700;
            color: var(--secondary);
            margin-bottom: 16px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .sidebar-links {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 2px;
        }

        .sidebar-links li a {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 9px 10px;
            border-radius: 10px;
            font-size: 14px;
            color: var(--text);
            transition: all 0.2s ease;
        }

        .sidebar-links li a:hover {
            background: rgba(230, 57, 70, 0.06);
            color: var(--primary);
        }

        .sidebar-links li a i {
            color: var(--primary);
            font-size: 12px;
            width: 16px;
            text-align: center;
        }

        .sidebar-rank {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .sidebar-rank li {
            padding: 12px;
            border-radius: 10px;
            background: var(--bg);
            transition: all 0.2s ease;
        }

        .sidebar-rank li:hover {
            background: rgba(230, 57, 70, 0.06);
        }

        .rank-num {
            display: inline-flex;
            width: 24px;
            height: 24px;
            border-radius: 6px;
            background: var(--secondary);
            color: var(--white);
            font-size: 12px;
            font-weight: 700;
            align-items: center;
            justify-content: center;
            margin-right: 8px;
        }

        .rank-num.top {
            background: var(--primary);
        }

        .rank-name {
            font-size: 14px;
            font-weight: 600;
            color: var(--text);
        }

        .rank-name small {
            color: var(--text-weak);
            font-weight: 400;
            margin-left: 6px;
        }

        /* ===== 赛程日历 ===== */
        .schedule-section {
            background: var(--bg-deep);
            color: var(--white);
            position: relative;
            overflow: hidden;
        }

        .schedule-section::before {
            content: "";
            position: absolute;
            width: 400px;
            height: 400px;
            border-radius: 50%;
            background: rgba(230, 57, 70, 0.15);
            top: -160px;
            right: -100px;
        }

        .schedule-section .section-title {
            color: var(--white);
        }

        .schedule-section .section-subtitle {
            color: rgba(255, 255, 255, 0.6);
        }

        .schedule-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            position: relative;
            z-index: 1;
        }

        .schedule-item {
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.08);
            border-radius: 16px;
            padding: 22px;
            backdrop-filter: blur(12px);
            transition: all 0.3s ease;
        }

        .schedule-item:hover {
            background: rgba(255, 255, 255, 0.1);
            transform: translateY(-4px);
        }

        .schedule-date {
            font-size: 14px;
            color: var(--accent);
            font-weight: 600;
            margin-bottom: 12px;
            display: flex;
            align-items: center;
            justify-content: space-between;
        }

        .schedule-matchup {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 10px;
            line-height: 1.5;
        }

        .schedule-footer {
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.6);
        }

        .schedule-status {
            color: var(--white);
            font-weight: 600;
            padding: 3px 12px;
            border-radius: 12px;
            background: rgba(230, 57, 70, 0.8);
        }

        /* ===== 专题追踪 ===== */
        .feature-section {
            background: var(--white);
        }

        .feature-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
        }

        .feature-card {
            background: var(--bg);
            border-radius: var(--radius);
            padding: 28px;
            border: 1px solid var(--border);
            transition: all 0.3s ease;
        }

        .feature-card:hover {
            background: var(--white);
            box-shadow: var(--shadow-lg);
            border-color: rgba(230, 57, 70, 0.2);
        }

        .feature-number {
            font-size: 40px;
            font-weight: 800;
            color: rgba(230, 57, 70, 0.2);
            line-height: 1;
            margin-bottom: 14px;
        }

        .feature-card h3 {
            font-size: 19px;
            font-weight: 700;
            color: var(--secondary);
            margin-bottom: 10px;
        }

        .feature-card p {
            font-size: 14px;
            color: var(--text-weak);
            line-height: 1.7;
            margin-bottom: 16px;
        }

        .feature-progress {
            height: 6px;
            background: rgba(230, 57, 70, 0.1);
            border-radius: 4px;
            overflow: hidden;
            margin-bottom: 8px;
        }

        .feature-progress span {
            display: block;
            height: 100%;
            background: linear-gradient(90deg, var(--primary), var(--accent));
            border-radius: 4px;
        }

        .feature-status {
            display: flex;
            justify-content: space-between;
            font-size: 12px;
            color: var(--text-weak);
        }

        /* ===== CTA ===== */
        .cta-section {
            padding: 80px 0;
            background: linear-gradient(135deg, var(--secondary), var(--bg-deep));
            color: var(--white);
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: "";
            position: absolute;
            width: 300px;
            height: 300px;
            border-radius: 50%;
            background: rgba(230, 57, 70, 0.3);
            bottom: -120px;
            left: -80px;
        }

        .cta-section::after {
            content: "";
            position: absolute;
            width: 200px;
            height: 200px;
            border-radius: 50%;
            background: rgba(255, 183, 3, 0.15);
            top: -60px;
            right: -60px;
        }

        .cta-inner {
            position: relative;
            z-index: 2;
        }

        .cta-inner h2 {
            font-size: 34px;
            font-weight: 800;
            margin-bottom: 16px;
        }

        .cta-inner p {
            font-size: 16px;
            color: rgba(255, 255, 255, 0.75);
            max-width: 560px;
            margin: 0 auto 36px;
        }

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

        /* ===== FAQ ===== */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .faq-item {
            background: var(--white);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            overflow: hidden;
            transition: all 0.3s ease;
        }

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

        .faq-question {
            padding: 20px 24px;
            font-size: 16px;
            font-weight: 600;
            color: var(--secondary);
            display: flex;
            align-items: center;
            justify-content: space-between;
            cursor: pointer;
            background: var(--white);
            width: 100%;
            text-align: left;
            gap: 12px;
        }

        .faq-question i {
            color: var(--primary);
            font-size: 14px;
            flex-shrink: 0;
            transition: transform 0.3s ease;
        }

        .faq-answer {
            padding: 0 24px;
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease;
            font-size: 14px;
            color: var(--text-weak);
            line-height: 1.8;
            background: var(--bg);
        }

        .faq-item.active .faq-answer {
            padding: 16px 24px 20px;
            max-height: 300px;
        }

        .faq-item.active .faq-question i {
            transform: rotate(180deg);
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--bg-deep);
            color: rgba(255, 255, 255, 0.7);
            padding-top: 64px;
        }

        .footer-top {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.2fr;
            gap: 40px;
            padding-bottom: 40px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }

        .footer-brand .logo {
            margin-bottom: 16px;
        }

        .footer-brand .logo-text {
            color: var(--white);
            background: none;
            -webkit-text-fill-color: var(--white);
        }

        .footer-brand p {
            font-size: 14px;
            line-height: 1.8;
            max-width: 260px;
        }

        .footer-col h4 {
            color: var(--white);
            font-size: 15px;
            font-weight: 700;
            margin-bottom: 16px;
            letter-spacing: 0.5px;
        }

        .footer-col ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .footer-col ul li a {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.65);
            transition: color 0.2s ease;
        }

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

        .footer-col ul li span {
            font-size: 14px;
        }

        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 20px 0;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.45);
        }

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

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

        /* ===== 移动端 ===== */
        @media (max-width: 1024px) {
            .container {
                padding: 0 24px;
            }

            .hero h1 {
                font-size: 34px;
            }

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

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

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

            .news-layout {
                grid-template-columns: 1fr;
            }

            .search-box {
                width: 160px;
            }

            .search-box:focus-within {
                width: 200px;
            }

            .footer-top {
                grid-template-columns: 1.5fr 1fr 1fr;
            }

            .footer-brand {
                grid-column: 1 / -1;
            }
        }

        @media (max-width: 768px) {
            :root {
                --space: 64px;
            }

            .header-inner {
                height: 64px;
            }

            .main-nav {
                position: fixed;
                top: 64px;
                left: 0;
                right: 0;
                background: var(--white);
                border-bottom: 1px solid var(--border);
                box-shadow: 0 8px 24px rgba(0, 0, 0, 0.06);
                flex-direction: column;
                align-items: stretch;
                padding: 12px 20px;
                gap: 4px;
                transform: translateY(-120%);
                opacity: 0;
                pointer-events: none;
                transition: all 0.3s ease;
                margin: 0;
            }

            .main-nav.open {
                transform: translateY(0);
                opacity: 1;
                pointer-events: auto;
            }

            .nav-link {
                padding: 12px 16px;
                font-size: 16px;
            }

            .nav-link.active::after {
                display: none;
            }

            .nav-toggle {
                display: flex;
                margin-left: auto;
            }

            .header-actions {
                margin-left: 0;
            }

            .search-box {
                display: none;
            }

            .hero-category {
                min-height: 360px;
                padding: 80px 0;
            }

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

            .hero p {
                font-size: 15px;
            }

            .hero-stats {
                gap: 20px;
            }

            .hero-stat strong {
                font-size: 22px;
            }

            .match-grid {
                grid-template-columns: 1fr;
            }

            .schedule-grid {
                grid-template-columns: 1fr;
            }

            .feature-grid {
                grid-template-columns: 1fr;
            }

            .news-item {
                flex-direction: column;
            }

            .news-thumb {
                flex-basis: auto;
                aspect-ratio: 16 / 9;
                width: 100%;
            }

            .section-title {
                font-size: 24px;
            }

            .section-header {
                flex-direction: column;
                align-items: flex-start;
            }

            .footer-top {
                grid-template-columns: 1fr;
                gap: 28px;
            }

            .footer-bottom {
                flex-direction: column;
                gap: 8px;
                text-align: center;
            }

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

            .btn {
                padding: 10px 20px;
                font-size: 14px;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 16px;
            }

            .logo-text {
                font-size: 16px;
            }

            .logo-icon {
                width: 34px;
                height: 34px;
                font-size: 15px;
            }

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

            .hero-actions {
                flex-direction: column;
                align-items: flex-start;
            }

            .hero-stats {
                gap: 16px;
                margin-top: 28px;
            }

            .hero-stat strong {
                font-size: 18px;
            }

            .section-title {
                font-size: 21px;
            }

            .match-body {
                padding: 18px;
            }

            .match-title {
                font-size: 16px;
            }

            .schedule-item {
                padding: 18px;
            }

            .schedule-matchup {
                font-size: 16px;
            }

            .feature-card {
                padding: 22px;
            }

            .cta-actions {
                flex-direction: column;
                width: 100%;
            }

            .cta-actions .btn {
                width: 100%;
            }

            .btn-outline {
                width: 100%;
            }

            .faq-question {
                font-size: 15px;
                padding: 18px;
            }

            .faq-answer {
                font-size: 13px;
            }
        }