/* roulang page: index */
:root {
            --brand: #ff4d4f;
            --brand-dark: #c0262c;
            --ink-900: #141a21;
            --ink-700: #394554;
            --bg-soft: #f6f7f9;
            --border: #eceef1;
            --radius: 1.25rem;
            --shadow: 0 4px 24px rgba(20, 26, 33, 0.08);
        }
        * {
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", system-ui, sans-serif;
            background: #ffffff;
            color: var(--ink-900);
            line-height: 1.7;
            margin: 0;
            -webkit-font-smoothing: antialiased;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: color .25s ease;
        }
        img {
            display: block;
            max-width: 100%;
            height: auto;
        }
        button,
        input {
            font-family: inherit;
        }
        .container-site {
            width: 100%;
            max-width: 1200px;
            margin-left: auto;
            margin-right: auto;
            padding-left: 1.25rem;
            padding-right: 1.25rem;
        }
        @media (min-width: 768px) {
            .container-site {
                padding-left: 2rem;
                padding-right: 2rem;
            }
        }

        /* ===== 导航 ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 50;
            background: rgba(255, 255, 255, 0.92);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-bottom: 1px solid var(--border);
        }
        .nav-bar {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 72px;
            gap: 1.5rem;
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 2.25rem;
        }
        .nav-link {
            position: relative;
            font-size: 0.9375rem;
            font-weight: 500;
            color: var(--ink-700);
            padding: 0.35rem 0;
            letter-spacing: 0.02em;
        }
        .nav-link::after {
            content: '';
            position: absolute;
            left: 0;
            bottom: -2px;
            width: 100%;
            height: 2px;
            border-radius: 2px;
            background: var(--brand);
            transform: scaleX(0);
            transform-origin: left;
            transition: transform .3s ease;
        }
        .nav-link:hover {
            color: var(--brand);
        }
        .nav-link:hover::after,
        .nav-link.active::after {
            transform: scaleX(1);
        }
        .nav-link.active {
            color: var(--brand);
            font-weight: 600;
        }
        .nav-cta {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            background: var(--brand);
            color: #fff;
            font-size: 0.875rem;
            font-weight: 600;
            padding: 0.55rem 1.25rem;
            border-radius: 999px;
            transition: all .3s ease;
            box-shadow: 0 4px 14px rgba(255, 77, 79, 0.3);
        }
        .nav-cta:hover {
            background: var(--brand-dark);
            transform: translateY(-1px);
            box-shadow: 0 6px 20px rgba(255, 77, 79, 0.4);
        }
        .menu-toggle {
            display: none;
            background: none;
            border: none;
            cursor: pointer;
            width: 42px;
            height: 42px;
            border-radius: 10px;
            align-items: center;
            justify-content: center;
            color: var(--ink-900);
        }
        .menu-toggle:hover {
            background: var(--bg-soft);
        }
        @media (max-width: 1023px) {
            .nav-links-wrap {
                position: fixed;
                top: 72px;
                left: 0;
                right: 0;
                background: #fff;
                border-bottom: 1px solid var(--border);
                padding: 0.5rem 1.5rem 1.5rem;
                display: none;
                box-shadow: var(--shadow);
            }
            .nav-links-wrap.open {
                display: block;
            }
            .nav-links {
                flex-direction: column;
                align-items: flex-start;
                gap: 0.5rem;
                padding: 1rem 0;
            }
            .nav-link {
                display: block;
                width: 100%;
                padding: 0.7rem 0;
                font-size: 1rem;
                border-bottom: 1px solid var(--border);
            }
            .nav-link:last-child {
                border-bottom: none;
            }
            .nav-link::after {
                display: none;
            }
            .nav-cta {
                margin-top: 0.75rem;
                justify-content: center;
            }
            .menu-toggle {
                display: flex;
            }
        }

        /* ===== 通用板块 ===== */
        .section {
            padding: 5rem 0;
        }
        .section-alt {
            background: var(--bg-soft);
        }
        .section-heading {
            max-width: 680px;
            margin-bottom: 3rem;
        }
        .section-tag {
            display: inline-flex;
            align-items: center;
            gap: 0.375rem;
            font-size: 0.8125rem;
            font-weight: 600;
            letter-spacing: 0.08em;
            color: var(--brand);
            background: rgba(255, 77, 79, 0.08);
            border: 1px solid rgba(255, 77, 79, 0.15);
            border-radius: 999px;
            padding: 0.375rem 1rem;
            text-transform: uppercase;
        }
        .section-title {
            font-size: 2rem;
            font-weight: 800;
            line-height: 1.25;
            letter-spacing: -0.02em;
            margin-top: 1rem;
            color: var(--ink-900);
        }
        .section-desc {
            font-size: 1.0625rem;
            color: var(--ink-700);
            margin-top: 0.875rem;
            line-height: 1.75;
        }
        @media (min-width: 768px) {
            .section-title {
                font-size: 2.5rem;
            }
        }

        /* ===== 卡片 ===== */
        .card {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius);
            box-shadow: 0 2px 8px rgba(20, 26, 33, 0.04);
            transition: all .3s ease;
            overflow: hidden;
        }
        .card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow);
            border-color: rgba(255, 77, 79, 0.2);
        }
        .card-cover {
            position: relative;
            display: block;
            overflow: hidden;
            aspect-ratio: 16 / 10;
            background: var(--bg-soft);
        }
        .card-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .5s ease;
        }
        .card:hover .card-cover img {
            transform: scale(1.04);
        }
        .card-body {
            padding: 1.5rem;
        }
        .card-title {
            font-size: 1.125rem;
            font-weight: 700;
            line-height: 1.5;
            color: var(--ink-900);
            margin: 0.5rem 0 0.625rem;
        }
        .card-title a:hover {
            color: var(--brand);
        }
        .card-text {
            font-size: 0.9375rem;
            color: var(--ink-700);
            line-height: 1.65;
            margin-bottom: 0.875rem;
        }

        /* ===== 标签 & 徽章 ===== */
        .badge {
            display: inline-flex;
            align-items: center;
            gap: 0.25rem;
            font-size: 0.75rem;
            font-weight: 600;
            padding: 0.25rem 0.75rem;
            border-radius: 999px;
            letter-spacing: 0.02em;
        }
        .badge-brand {
            background: rgba(255, 77, 79, 0.1);
            color: var(--brand);
            border: 1px solid rgba(255, 77, 79, 0.18);
        }
        .badge-ink {
            background: var(--bg-soft);
            color: var(--ink-700);
            border: 1px solid var(--border);
        }
        .badge-dot {
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: var(--brand);
            display: inline-block;
        }

        /* ===== 按钮 ===== */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 0.5rem;
            font-weight: 600;
            font-size: 0.9375rem;
            padding: 0.75rem 1.75rem;
            border-radius: 999px;
            border: 1px solid transparent;
            cursor: pointer;
            transition: all .3s ease;
            line-height: 1.4;
        }
        .btn-primary {
            background: var(--brand);
            color: #fff;
            box-shadow: 0 4px 16px rgba(255, 77, 79, 0.28);
        }
        .btn-primary:hover {
            background: var(--brand-dark);
            box-shadow: 0 6px 22px rgba(255, 77, 79, 0.38);
            transform: translateY(-1px);
        }
        .btn-outline {
            background: transparent;
            border-color: #d4d9df;
            color: var(--ink-700);
        }
        .btn-outline:hover {
            border-color: var(--brand);
            color: var(--brand);
            background: rgba(255, 77, 79, 0.04);
        }
        .btn-white {
            background: #fff;
            color: var(--ink-900);
            box-shadow: 0 4px 16px rgba(0, 0, 0, 0.12);
        }
        .btn-white:hover {
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.18);
            transform: translateY(-1px);
        }
        .btn-lg {
            padding: 1rem 2.25rem;
            font-size: 1rem;
        }

        /* ===== Hero ===== */
        .hero {
            position: relative;
            padding: 6rem 0 5rem;
            background-image: url('/assets/images/backpic/back-1.png');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
        }
        .hero-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(105deg, rgba(20, 26, 33, 0.82) 20%, rgba(20, 26, 33, 0.55) 55%, rgba(20, 26, 33, 0.25) 100%);
        }
        .hero-content {
            position: relative;
            z-index: 1;
            max-width: 640px;
            color: #fff;
        }
        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            background: rgba(255, 255, 255, 0.14);
            border: 1px solid rgba(255, 255, 255, 0.24);
            backdrop-filter: blur(6px);
            border-radius: 999px;
            padding: 0.375rem 1rem;
            font-size: 0.8125rem;
            font-weight: 500;
            letter-spacing: 0.05em;
            color: #f0f2f5;
        }
        .hero h1 {
            font-size: 2.75rem;
            font-weight: 800;
            line-height: 1.15;
            letter-spacing: -0.02em;
            margin: 1.5rem 0 1rem;
        }
        .hero p {
            font-size: 1.1875rem;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.88);
            margin-bottom: 2rem;
            max-width: 540px;
        }
        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 1rem;
            align-items: center;
        }
        .hero-stats {
            display: flex;
            gap: 2.5rem;
            margin-top: 3.5rem;
            padding-top: 1.75rem;
            border-top: 1px solid rgba(255, 255, 255, 0.2);
        }
        .hero-stat-num {
            font-size: 1.75rem;
            font-weight: 800;
            line-height: 1.2;
            color: #fff;
        }
        .hero-stat-label {
            font-size: 0.8125rem;
            color: rgba(255, 255, 255, 0.7);
            margin-top: 0.25rem;
        }
        @media (max-width: 767px) {
            .hero {
                padding: 4.5rem 0 3.5rem;
            }
            .hero h1 {
                font-size: 2rem;
            }
            .hero p {
                font-size: 1rem;
            }
            .hero-stats {
                flex-wrap: wrap;
                gap: 1.5rem 2rem;
            }
        }

        /* ===== 统计数字 ===== */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 1.25rem;
        }
        @media (min-width: 640px) {
            .stats-grid {
                grid-template-columns: repeat(4, 1fr);
            }
        }
        .stat-item {
            text-align: center;
            padding: 1.75rem 1rem;
            background: #fff;
            border: 1px solid var(--border);
            border-radius: 1rem;
            transition: all .3s ease;
        }
        .stat-item:hover {
            box-shadow: var(--shadow);
            border-color: rgba(255, 77, 79, 0.2);
        }
        .stat-value {
            font-size: 2rem;
            font-weight: 800;
            color: var(--brand);
            line-height: 1.2;
        }
        .stat-label {
            font-size: 0.875rem;
            color: var(--ink-700);
            margin-top: 0.5rem;
        }

        /* ===== 列表 ===== */
        .article-list-item {
            display: flex;
            align-items: center;
            gap: 1.25rem;
            padding: 1.25rem 0;
            border-bottom: 1px solid var(--border);
            transition: background .25s;
        }
        .article-list-item:last-child {
            border-bottom: none;
        }
        .article-list-item:hover .list-title {
            color: var(--brand);
        }
        .list-meta {
            display: flex;
            align-items: center;
            gap: 0.75rem;
            flex-shrink: 0;
            color: var(--ink-700);
            font-size: 0.8125rem;
        }
        .list-title {
            font-size: 1.0625rem;
            font-weight: 600;
            color: var(--ink-900);
            transition: color .25s;
            line-height: 1.5;
        }
        .list-summary {
            font-size: 0.875rem;
            color: var(--ink-700);
            margin-top: 0.25rem;
            line-height: 1.6;
            overflow: hidden;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
        }

        /* ===== 流程 ===== */
        .steps-grid {
            display: grid;
            gap: 1.5rem;
            grid-template-columns: 1fr;
        }
        @media (min-width: 768px) {
            .steps-grid {
                grid-template-columns: repeat(4, 1fr);
            }
        }
        .step-card {
            position: relative;
            padding: 2rem 1.5rem 1.75rem;
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius);
            transition: all .3s ease;
        }
        .step-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 1.5rem;
            right: 1.5rem;
            height: 3px;
            border-radius: 0 0 4px 4px;
            background: linear-gradient(90deg, var(--brand), #ff9a5a);
            opacity: 0.7;
        }
        .step-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow);
        }
        .step-num {
            font-size: 2.25rem;
            font-weight: 800;
            color: rgba(255, 77, 79, 0.2);
            line-height: 1;
        }
        .step-title {
            font-size: 1.125rem;
            font-weight: 700;
            margin-top: 0.75rem;
            color: var(--ink-900);
        }
        .step-text {
            font-size: 0.875rem;
            color: var(--ink-700);
            margin-top: 0.5rem;
            line-height: 1.65;
        }

        /* ===== FAQ ===== */
        .faq-item {
            border: 1px solid var(--border);
            border-radius: 1rem;
            background: #fff;
            margin-bottom: 0.875rem;
            overflow: hidden;
            transition: all .3s ease;
        }
        .faq-item:hover {
            border-color: rgba(255, 77, 79, 0.2);
            box-shadow: var(--shadow);
        }
        .faq-question {
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 1rem;
            padding: 1.25rem 1.5rem;
            font-size: 1rem;
            font-weight: 600;
            color: var(--ink-900);
            cursor: pointer;
            background: none;
            border: none;
            width: 100%;
            text-align: left;
        }
        .faq-question .icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            background: var(--bg-soft);
            color: var(--ink-700);
            font-size: 0.875rem;
            transition: all .3s ease;
        }
        .faq-item.open .faq-question .icon {
            transform: rotate(45deg);
            background: var(--brand);
            color: #fff;
        }
        .faq-answer {
            padding: 0 1.5rem 1.25rem;
            font-size: 0.9375rem;
            color: var(--ink-700);
            line-height: 1.7;
            display: none;
        }
        .faq-item.open .faq-answer {
            display: block;
        }

        /* ===== CTA ===== */
        .cta-section {
            position: relative;
            background-image: url('/assets/images/backpic/back-2.png');
            background-size: cover;
            background-position: center;
            border-radius: 1.75rem;
            overflow: hidden;
            padding: 4rem 2.5rem;
            text-align: center;
        }
        .cta-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(130deg, rgba(20, 26, 33, 0.88), rgba(255, 77, 79, 0.35));
        }
        .cta-content {
            position: relative;
            z-index: 1;
            max-width: 620px;
            margin: 0 auto;
            color: #fff;
        }
        .cta-content h2 {
            font-size: 2rem;
            font-weight: 800;
            line-height: 1.3;
            margin-bottom: 1rem;
        }
        .cta-content p {
            color: rgba(255, 255, 255, 0.85);
            font-size: 1.0625rem;
            margin-bottom: 2rem;
            line-height: 1.75;
        }
        @media (max-width: 767px) {
            .cta-section {
                padding: 3rem 1.5rem;
                border-radius: 1.25rem;
            }
            .cta-content h2 {
                font-size: 1.5rem;
            }
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: #141a21;
            color: #aab3bf;
            padding-top: 4rem;
            margin-top: 5rem;
        }
        .footer-brand {
            color: #fff;
            font-size: 1.375rem;
            font-weight: 700;
            letter-spacing: 0.02em;
        }
        .footer-brand span {
            color: var(--brand);
        }
        .footer-links {
            display: flex;
            flex-wrap: wrap;
            gap: 1.5rem 2rem;
        }
        .footer-links a {
            font-size: 0.9375rem;
            color: #aab3bf;
            transition: color .25s;
        }
        .footer-links a:hover {
            color: #fff;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            margin-top: 2.5rem;
            padding: 1.5rem 0;
            font-size: 0.8125rem;
            color: #7a8695;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 0.75rem;
        }

        /* ===== 面包屑 ===== */
        .breadcrumb {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 0.5rem;
            font-size: 0.8125rem;
            color: var(--ink-700);
            margin-bottom: 1.5rem;
        }
        .breadcrumb a {
            color: var(--ink-700);
        }
        .breadcrumb a:hover {
            color: var(--brand);
        }
        .breadcrumb .sep {
            color: #d4d9df;
        }
        .breadcrumb .current {
            color: var(--brand);
            font-weight: 600;
        }

        /* ===== 主体内容排版 ===== */
        .prose-body {
            font-size: 1.0625rem;
            line-height: 1.9;
            color: #394554;
        }
        .prose-body p {
            margin-bottom: 1.25rem;
        }
        .prose-body h2 {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--ink-900);
            margin: 2rem 0 1rem;
        }
        .prose-body h3 {
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--ink-900);
            margin: 1.75rem 0 0.875rem;
        }
        .prose-body ul,
        .prose-body ol {
            margin: 1rem 0 1.25rem;
            padding-left: 1.5rem;
        }
        .prose-body li {
            margin-bottom: 0.5rem;
        }
        .prose-body ul li::marker {
            color: var(--brand);
        }
        .prose-body img {
            border-radius: 0.75rem;
            margin: 1.5rem 0;
        }
        .prose-body blockquote {
            border-left: 4px solid var(--brand);
            background: var(--bg-soft);
            border-radius: 0 0.75rem 0.75rem 0;
            padding: 1.25rem 1.5rem;
            margin: 1.5rem 0;
            color: var(--ink-700);
            font-style: normal;
        }

        /* ===== 分类条 ===== */
        .category-chip {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            background: #fff;
            border: 1px solid var(--border);
            border-radius: 999px;
            padding: 0.5rem 1.25rem;
            font-size: 0.875rem;
            font-weight: 500;
            color: var(--ink-700);
            transition: all .3s ease;
        }
        .category-chip:hover {
            border-color: var(--brand);
            color: var(--brand);
            box-shadow: var(--shadow);
        }

        /* ===== 对比列表 ===== */
        .compare-table {
            width: 100%;
            border-collapse: separate;
            border-spacing: 0;
            background: #fff;
            border: 1px solid var(--border);
            border-radius: 1rem;
            overflow: hidden;
            line-height: 1.6;
        }
        .compare-table th {
            background: var(--bg-soft);
            font-weight: 600;
            font-size: 0.9375rem;
            color: var(--ink-900);
            padding: 1rem 1.25rem;
            text-align: left;
            border-bottom: 1px solid var(--border);
        }
        .compare-table td {
            padding: 0.875rem 1.25rem;
            font-size: 0.9375rem;
            color: var(--ink-700);
            border-bottom: 1px solid var(--border);
        }
        .compare-table tr:last-child td {
            border-bottom: none;
        }
        .compare-table tr:hover td {
            background: rgba(255, 77, 79, 0.02);
        }

        /* ===== 评价条 ===== */
        .rating-row {
            display: flex;
            align-items: center;
            gap: 1rem;
            margin-bottom: 0.875rem;
        }
        .rating-label {
            font-size: 0.875rem;
            font-weight: 500;
            color: var(--ink-700);
            width: 90px;
            flex-shrink: 0;
        }
        .rating-bar {
            flex: 1;
            height: 8px;
            background: var(--bg-soft);
            border-radius: 999px;
            overflow: hidden;
        }
        .rating-fill {
            height: 100%;
            border-radius: 999px;
            background: linear-gradient(90deg, var(--brand), #ff9a5a);
        }
        .rating-num {
            font-size: 0.8125rem;
            font-weight: 600;
            color: var(--ink-900);
            width: 32px;
            text-align: right;
        }

        /* ===== 焦点状态 ===== */
        a:focus-visible,
        button:focus-visible {
            outline: 2px solid var(--brand);
            outline-offset: 2px;
            border-radius: 4px;
        }

        /* ===== 网格工具 ===== */
        .grid-cards {
            display: grid;
            gap: 1.5rem;
            grid-template-columns: 1fr;
        }
        @media (min-width: 640px) {
            .grid-cards {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (min-width: 1024px) {
            .grid-cards-3 {
                grid-template-columns: repeat(3, 1fr);
            }
            .grid-cards-4 {
                grid-template-columns: repeat(4, 1fr);
            }
        }

        /* ===== 页面切换动画 ===== */
        .fade-in {
            animation: fadeIn .6s ease both;
        }
        @keyframes fadeIn {
            from {
                opacity: 0;
                transform: translateY(12px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

/* roulang page: category1 */
:root {
  --brand: #d4a537;
  --brand-dark: #b8902a;
  --brand-light: #f5ecd8;
  --ink: #1a2332;
  --ink-soft: #5b6b7b;
  --bg-mist: #f7f8fa;
  --border: #e9edf2;
  --radius: 16px;
  --shadow: 0 8px 30px rgba(26,35,50,.08);
  --shadow-hover: 0 16px 40px rgba(26,35,50,.16);
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: "PingFang SC","Microsoft YaHei",-apple-system,"Segoe UI",sans-serif;
  color: var(--ink);
  line-height: 1.7;
  background: #fff;
  -webkit-font-smoothing: antialiased;
}
a { text-decoration: none; color: inherit; }
img { display: block; max-width: 100%; height: auto; }
button { cursor: pointer; border: none; background: none; }
.container-site { width: 100%; max-width: 1260px; margin: 0 auto; padding: 0 24px; }

/* ===== Header ===== */
.site-header {
  position: sticky; top: 0; z-index: 60;
  background: rgba(255,255,255,.94);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid #eef0f4;
}
.site-header::before {
  content: "";
  display: block;
  height: 3px;
  background: linear-gradient(90deg, var(--brand), #f0d78c, var(--brand));
}
.header-inner {
  display: flex; align-items: center; justify-content: space-between;
  height: 74px; gap: 20px;
}
.site-logo {
  font-size: 28px; font-weight: 800; letter-spacing: .5px;
  color: var(--ink); line-height: 1.2; white-space: nowrap;
}
.site-logo span { color: var(--brand); }
.nav-links { display: flex; align-items: center; gap: 6px; }
.nav-link {
  position: relative; display: inline-block;
  padding: 9px 20px; font-size: 15px; font-weight: 500;
  color: #4b5a6a; border-radius: 10px;
  transition: color .25s ease, background .25s ease;
}
.nav-link:hover { color: var(--ink); background: #f4f6f9; }
.nav-link.active { color: var(--ink); font-weight: 600; }
.nav-link.active::after {
  content: "";
  position: absolute; left: 50%; transform: translateX(-50%);
  bottom: 3px; width: 20px; height: 2px; border-radius: 2px;
  background: var(--brand);
}
.nav-cta {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 9px 20px; border-radius: 999px;
  background: var(--ink); color: #fff;
  font-size: 14px; font-weight: 600;
  transition: all .25s ease;
}
.nav-cta:hover { background: var(--brand-dark); transform: translateY(-1px); }
.menu-toggle {
  display: none; width: 42px; height: 42px;
  border-radius: 10px; border: 1px solid var(--border);
  align-items: center; justify-content: center;
  color: var(--ink); font-size: 18px;
}
.menu-toggle:hover { background: #f4f6f9; }

@media (max-width: 768px) {
  .nav-links {
    position: absolute; top: 77px; left: 0; right: 0;
    flex-direction: column; align-items: stretch;
    background: #fff; border-bottom: 1px solid var(--border);
    padding: 12px 20px; gap: 4px;
    display: none;
  }
  .nav-links.open { display: flex; }
  .nav-link { padding: 12px 16px; font-size: 15px; }
  .nav-cta { justify-content: center; margin-top: 8px; }
  .menu-toggle { display: inline-flex; }
}

/* ===== Hero ===== */
.category-hero {
  position: relative;
  min-height: 420px;
  display: flex; align-items: center;
  background-image: linear-gradient(100deg, rgba(15,23,42,.92) 20%, rgba(15,23,42,.55) 60%, rgba(15,23,42,.35) 100%), url('/assets/images/backpic/back-1.png');
  background-size: cover; background-position: center;
  color: #fff;
}
.category-hero .breadcrumb {
  display: flex; align-items: center; gap: 10px;
  font-size: 14px; color: rgba(255,255,255,.65);
  margin-bottom: 18px;
}
.category-hero .breadcrumb a { color: rgba(255,255,255,.85); transition: color .2s; }
.category-hero .breadcrumb a:hover { color: var(--brand); }
.category-hero .breadcrumb i { font-size: 12px; color: rgba(255,255,255,.4); }
.category-hero h1 {
  font-size: clamp(34px, 5vw, 56px);
  font-weight: 800; line-height: 1.15; letter-spacing: -.5px;
  max-width: 640px;
}
.category-hero h1 em {
  font-style: normal; color: var(--brand);
}
.category-hero .lead {
  max-width: 580px; font-size: 17px;
  color: rgba(255,255,255,.78); margin-top: 16px;
}
.category-hero .hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 28px; }
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 13px 28px; border-radius: 999px;
  font-size: 15px; font-weight: 600;
  transition: all .25s ease;
}
.btn-primary { background: var(--brand); color: #1a2332; }
.btn-primary:hover { background: #e0b64a; transform: translateY(-2px); box-shadow: 0 10px 24px rgba(212,165,55,.35); }
.btn-ghost { background: rgba(255,255,255,.12); color: #fff; border: 1px solid rgba(255,255,255,.3); backdrop-filter: blur(6px); }
.btn-ghost:hover { background: rgba(255,255,255,.22); transform: translateY(-2px); }

/* ===== Section ===== */
.section { padding: 72px 0; }
.section-alt { background: var(--bg-mist); }
.section-dark { background: #0f172a; color: #e2e8f0; }
.section-head { max-width: 640px; margin-bottom: 44px; }
.section-head .eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 13px; font-weight: 700; letter-spacing: 1px;
  color: var(--brand); text-transform: uppercase;
}
.section-head .eyebrow::before {
  content: ""; width: 26px; height: 2px; background: var(--brand); border-radius: 2px;
}
.section-head h2 { font-size: clamp(26px, 3.5vw, 36px); font-weight: 800; line-height: 1.25; margin-top: 10px; color: var(--ink); }
.section-head p { font-size: 16px; color: var(--ink-soft); margin-top: 12px; }
.section-dark .section-head h2 { color: #fff; }
.section-dark .section-head p { color: #94a3b8; }

/* ===== Feature cards ===== */
.feature-card {
  background: #fff; border: 1px solid var(--border); border-radius: 20px;
  padding: 32px 28px; transition: all .3s ease;
  position: relative; overflow: hidden;
}
.feature-card::before {
  content: ""; position: absolute; top: 0; left: 0;
  width: 100%; height: 4px;
  background: linear-gradient(90deg, var(--brand), #e9c46a);
  opacity: 0; transition: opacity .3s;
}
.feature-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-hover); }
.feature-card:hover::before { opacity: 1; }
.feature-card .icon-box {
  width: 58px; height: 58px; border-radius: 16px;
  display: flex; align-items: center; justify-content: center;
  background: var(--brand-light); color: var(--brand-dark);
  font-size: 22px; margin-bottom: 20px;
}
.feature-card h3 { font-size: 18px; font-weight: 700; color: var(--ink); }
.feature-card p { font-size: 14px; color: var(--ink-soft); line-height: 1.7; margin-top: 10px; }

/* ===== Sub category cards ===== */
.subcat-card {
  position: relative; border-radius: 20px; overflow: hidden;
  background: #fff; box-shadow: var(--shadow);
  transition: transform .3s ease, box-shadow .3s ease;
  display: block; height: 100%;
}
.subcat-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-hover); }
.subcat-card .media { height: 190px; overflow: hidden; }
.subcat-card .media img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s ease; }
.subcat-card:hover .media img { transform: scale(1.06); }
.subcat-card .body { padding: 24px; }
.subcat-card .tag {
  display: inline-block; padding: 4px 12px; border-radius: 999px;
  background: var(--brand-light); color: var(--brand-dark);
  font-size: 12px; font-weight: 600;
}
.subcat-card h3 { font-size: 20px; font-weight: 700; margin-top: 12px; color: var(--ink); }
.subcat-card p { font-size: 14px; color: var(--ink-soft); margin-top: 8px; line-height: 1.65; }
.subcat-card .more { display: inline-flex; align-items: center; gap: 6px; margin-top: 16px; font-size: 14px; font-weight: 600; color: var(--brand-dark); transition: gap .25s; }
.subcat-card .more i { font-size: 12px; }
.subcat-card:hover .more { gap: 10px; }

/* ===== News cards ===== */
.news-card {
  background: #fff; border-radius: 18px; overflow: hidden;
  border: 1px solid var(--border);
  transition: all .3s ease;
  display: flex; flex-direction: column;
}
.news-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-hover); }
.news-card .media { position: relative; height: 200px; overflow: hidden; }
.news-card .media img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s ease; }
.news-card:hover .media img { transform: scale(1.05); }
.news-card .media .badge {
  position: absolute; left: 14px; top: 14px;
  padding: 4px 14px; border-radius: 999px;
  background: rgba(15,23,42,.82); color: #fff;
  font-size: 12px; font-weight: 600; backdrop-filter: blur(4px);
}
.news-card .body { padding: 22px; flex: 1; display: flex; flex-direction: column; }
.news-card h3 { font-size: 17px; font-weight: 700; line-height: 1.4; color: var(--ink); }
.news-card h3 a:hover { color: var(--brand-dark); }
.news-card .excerpt { font-size: 14px; color: var(--ink-soft); margin-top: 10px; flex: 1; }
.news-card .footer-meta {
  display: flex; align-items: center; justify-content: space-between;
  margin-top: 18px; padding-top: 14px; border-top: 1px solid #f0f2f5;
  font-size: 13px; color: #8b98a7;
}
.news-card .footer-meta .date i { margin-right: 4px; }
.news-card .footer-meta .src { font-weight: 600; color: var(--brand-dark); }

/* ===== Rank list ===== */
.rank-list { display: grid; gap: 10px; }
.rank-item {
  display: flex; align-items: center; gap: 18px;
  background: rgba(255,255,255,.04);
  border: 1px solid rgba(255,255,255,.08);
  border-radius: 14px; padding: 16px 20px;
  transition: all .3s ease;
}
.rank-item:hover { background: rgba(255,255,255,.08); transform: translateX(6px); }
.rank-num {
  font-size: 22px; font-weight: 800;
  color: rgba(255,255,255,.25); font-style: italic;
  width: 36px; text-align: center; flex-shrink: 0;
}
.rank-item:nth-child(1) .rank-num { color: var(--brand); }
.rank-item:nth-child(2) .rank-num { color: #d4a537; }
.rank-item:nth-child(3) .rank-num { color: #d4a537; }
.rank-item .rank-info { flex: 1; min-width: 0; }
.rank-item .rank-info h4 { font-size: 16px; font-weight: 600; color: #e2e8f0; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.rank-item .rank-info .meta { font-size: 13px; color: #64748b; margin-top: 2px; }
.rank-item .hot-score {
  display: inline-flex; align-items: center; gap: 4px;
  font-size: 14px; font-weight: 700; color: var(--brand); flex-shrink: 0;
}
@media (max-width: 640px) {
  .rank-item { flex-wrap: wrap; gap: 8px; }
  .rank-item .rank-info h4 { white-space: normal; }
}

/* ===== Stats ===== */
.stats-band { background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%); padding: 60px 0; position: relative; overflow: hidden; }
.stats-band::before { content: ""; position: absolute; width: 300px; height: 300px; border-radius: 50%; background: rgba(212,165,55,.08); top: -80px; right: -80px; }
.stats-band::after { content: ""; position: absolute; width: 400px; height: 400px; border-radius: 50%; background: rgba(212,165,55,.05); bottom: -160px; left: -100px; }
.stat-item { text-align: center; position: relative; padding: 12px; }
.stat-item .num { font-size: 46px; font-weight: 800; color: var(--brand); line-height: 1.1; }
.stat-item .num small { font-size: 24px; }
.stat-item .label { font-size: 14px; color: #94a3b8; margin-top: 8px; letter-spacing: .5px; }
@media (max-width: 768px) {
  .stat-item { padding: 18px 8px; }
  .stat-item .num { font-size: 34px; }
}

/* ===== FAQ ===== */
.faq-list { max-width: 860px; margin: 0 auto; display: grid; gap: 14px; }
.faq-item {
  background: #fff; border: 1px solid var(--border); border-radius: 16px;
  overflow: hidden; transition: box-shadow .3s ease;
}
.faq-item:hover { box-shadow: var(--shadow); border-color: #dde3ea; }
.faq-item details > summary {
  display: flex; align-items: center; justify-content: space-between;
  padding: 20px 24px; cursor: pointer;
  font-size: 16px; font-weight: 600; color: var(--ink);
  list-style: none; user-select: none;
}
.faq-item details > summary::-webkit-details-marker { display: none; }
.faq-item details > summary .q-icon {
  width: 32px; height: 32px; border-radius: 10px;
  background: var(--brand-light); color: var(--brand-dark);
  display: flex; align-items: center; justify-content: center;
  font-size: 14px; flex-shrink: 0;
}
.faq-item details > summary .chev { font-size: 14px; color: #8b98a7; transition: transform .3s; }
.faq-item details[open] > summary .chev { transform: rotate(180deg); }
.faq-item details .answer { padding: 0 24px 22px 60px; font-size: 15px; color: var(--ink-soft); line-height: 1.8; }
@media (max-width: 640px) {
  .faq-item details .answer { padding-left: 24px; padding-right: 18px; }
}

/* ===== CTA ===== */
.cta-band {
  background-image: linear-gradient(120deg, rgba(15,23,42,.92) 0%, rgba(15,23,42,.78) 55%, rgba(15,23,42,.88) 100%), url('/assets/images/backpic/back-2.png');
  background-size: cover; background-position: center;
  padding: 72px 0; color: #fff; text-align: center;
}
.cta-band h2 { font-size: clamp(26px, 4vw, 38px); font-weight: 800; }
.cta-band p { color: rgba(255,255,255,.72); max-width: 540px; margin: 14px auto 0; }
.cta-form { display: flex; max-width: 460px; margin: 32px auto 0; gap: 10px; }
.cta-form input[type="email"] {
  flex: 1; padding: 14px 20px; border-radius: 999px;
  border: 1px solid rgba(255,255,255,.25); background: rgba(255,255,255,.1);
  color: #fff; font-size: 15px; outline: none;
  transition: all .25s;
}
.cta-form input[type="email"]::placeholder { color: rgba(255,255,255,.5); }
.cta-form input[type="email"]:focus { border-color: var(--brand); background: rgba(255,255,255,.15); }
.cta-form .btn-primary { flex-shrink: 0; }
@media (max-width: 560px) {
  .cta-form { flex-direction: column; padding: 0 16px; }
}

/* ===== Footer ===== */
.site-footer { background: #0f172a; color: #cbd5e1; padding: 56px 0 24px; }
.footer-brand { font-size: 26px; font-weight: 800; color: #fff; letter-spacing: .5px; }
.footer-brand span { color: var(--brand); }
.footer-links { display: flex; flex-direction: column; gap: 12px; }
.footer-links a { color: #94a3b8; font-size: 15px; transition: color .25s; }
.footer-links a:hover { color: var(--brand); }
.footer-bottom {
  display: flex; justify-content: space-between; align-items: center;
  flex-wrap: wrap; gap: 8px;
  border-top: 1px solid rgba(255,255,255,.08);
  padding-top: 22px; margin-top: 28px;
  font-size: 13px; color: #64748b;
}
@media (max-width: 640px) {
  .footer-bottom { flex-direction: column; text-align: center; }
  .category-hero { min-height: 360px; }
  .section { padding: 50px 0; }
}

/* ===== Misc ===== */
.divider { height: 1px; background: var(--border); border: none; }
.focus-outline:focus-visible { outline: 2px solid var(--brand); outline-offset: 2px; }

/* roulang page: article */
:root {
            --primary: #1e40af;
            --primary-dark: #1e3a8a;
            --primary-light: #eff6ff;
            --accent: #f59e0b;
            --accent-dark: #d97706;
            --bg-body: #f8fafc;
            --bg-card: #ffffff;
            --text-main: #0f172a;
            --text-muted: #64748b;
            --border-color: #e2e8f0;
            --radius-sm: 10px;
            --radius: 16px;
            --radius-lg: 24px;
            --shadow-sm: 0 2px 12px rgba(15, 23, 42, 0.06);
            --shadow: 0 8px 32px rgba(15, 23, 42, 0.1);
            --shadow-lg: 0 20px 48px rgba(15, 23, 42, 0.12);
            --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
        }

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

        body {
            font-family: var(--font-family);
            background: var(--bg-body);
            color: var(--text-main);
            line-height: 1.65;
            -webkit-font-smoothing: antialiased;
        }

        a {
            text-decoration: none;
            color: inherit;
        }

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

        button {
            font-family: inherit;
            border: none;
            background: none;
            cursor: pointer;
        }

        input {
            font-family: inherit;
        }

        .container-site {
            width: 100%;
            max-width: 1200px;
            margin-left: auto;
            margin-right: auto;
            padding-left: 1.25rem;
            padding-right: 1.25rem;
        }

        @media (min-width: 768px) {
            .container-site {
                padding-left: 2rem;
                padding-right: 2rem;
            }
        }

        .site-header {
            position: sticky;
            top: 0;
            z-index: 50;
            background: rgba(255, 255, 255, 0.88);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--border-color);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 72px;
        }

        .logo {
            font-size: 1.5rem;
            font-weight: 800;
            letter-spacing: -0.02em;
            color: var(--text-main);
            line-height: 1;
        }

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

        .nav-links {
            display: flex;
            align-items: center;
            gap: 2.25rem;
        }

        .nav-link {
            font-size: 0.9375rem;
            font-weight: 500;
            color: var(--text-muted);
            padding: 0.5rem 0.25rem;
            position: relative;
            transition: color 0.25s ease;
        }

        .nav-link::after {
            content: '';
            position: absolute;
            left: 0;
            bottom: -2px;
            height: 2px;
            width: 0;
            background: var(--primary);
            transition: width 0.3s ease;
            border-radius: 2px;
        }

        .nav-link:hover {
            color: var(--primary);
        }

        .nav-link:hover::after,
        .nav-link.active::after {
            width: 100%;
        }

        .nav-link.active {
            color: var(--primary);
            font-weight: 600;
        }

        .nav-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            padding: 8px;
            border-radius: 8px;
            transition: background 0.2s;
        }

        .nav-toggle:hover {
            background: #f1f5f9;
        }

        .nav-toggle span {
            width: 22px;
            height: 2px;
            background: var(--text-main);
            border-radius: 2px;
            transition: transform 0.3s, opacity 0.3s;
        }

        @media (max-width: 768px) {
            .nav-toggle {
                display: flex;
            }

            .nav-links {
                display: none;
                position: absolute;
                top: 72px;
                left: 0;
                right: 0;
                background: #fff;
                flex-direction: column;
                align-items: flex-start;
                gap: 0;
                padding: 0.75rem 1.25rem 1rem;
                border-bottom: 1px solid var(--border-color);
                box-shadow: var(--shadow-sm);
            }

            .nav-links.open {
                display: flex;
            }

            .nav-link {
                width: 100%;
                padding: 0.75rem 0;
                border-bottom: 1px solid var(--border-color);
            }

            .nav-link:last-child {
                border-bottom: none;
            }

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

            .nav-link.active {
                border-left: 3px solid var(--primary);
                padding-left: 0.75rem;
                background: var(--primary-light);
                border-radius: 0 8px 8px 0;
            }
        }

        .site-footer {
            background: #0f172a;
            color: #e2e8f0;
            padding: 4rem 0 2rem;
        }

        .footer-brand {
            font-size: 1.5rem;
            font-weight: 800;
            color: #fff;
            letter-spacing: -0.02em;
        }

        .footer-brand span {
            color: #f59e0b;
        }

        .footer-links {
            display: flex;
            gap: 2.25rem;
            flex-wrap: wrap;
        }

        .footer-links a {
            color: #94a3b8;
            font-size: 0.9375rem;
            transition: color 0.25s;
        }

        .footer-links a:hover {
            color: #fff;
        }

        .footer-bottom {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 0.75rem;
            padding-top: 2rem;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            font-size: 0.875rem;
            color: #64748b;
        }

        .article-hero {
            position: relative;
            background: linear-gradient(135deg, rgba(15, 23, 42, 0.85), rgba(30, 64, 175, 0.72)), url('/assets/images/backpic/back-1.png') center/cover no-repeat;
            color: #fff;
            padding: 5.5rem 0 4.5rem;
        }

        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 0.625rem;
            font-size: 0.875rem;
            color: rgba(255, 255, 255, 0.7);
            margin-bottom: 1.5rem;
        }

        .breadcrumb a {
            color: rgba(255, 255, 255, 0.7);
            transition: color 0.25s;
        }

        .breadcrumb a:hover {
            color: #fff;
        }

        .breadcrumb span {
            color: rgba(255, 255, 255, 0.5);
        }

        .badge {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            background: rgba(245, 158, 11, 0.18);
            border: 1px solid rgba(245, 158, 11, 0.4);
            color: #fbbf24;
            font-size: 0.8125rem;
            font-weight: 600;
            padding: 0.375rem 0.875rem;
            border-radius: 999px;
            margin-bottom: 1.25rem;
            letter-spacing: 0.02em;
        }

        .article-hero h1 {
            font-size: 2.625rem;
            font-weight: 800;
            line-height: 1.2;
            max-width: 46rem;
            letter-spacing: -0.02em;
        }

        @media (max-width: 768px) {
            .article-hero h1 {
                font-size: 1.875rem;
            }
        }

        .article-meta {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 1.5rem;
            margin-top: 1.5rem;
            font-size: 0.9375rem;
            color: rgba(255, 255, 255, 0.85);
        }

        .article-meta span {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
        }

        .article-main {
            padding: 3.5rem 0;
        }

        .article-body-card {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-sm);
            padding: 2.75rem 3rem;
            border: 1px solid var(--border-color);
        }

        @media (max-width: 768px) {
            .article-body-card {
                padding: 1.75rem 1.5rem;
            }
        }

        .article-body {
            font-size: 1.0625rem;
            line-height: 1.9;
            color: #334155;
        }

        .article-body>*+* {
            margin-top: 1.25rem;
        }

        .article-body h2 {
            font-size: 1.625rem;
            font-weight: 800;
            color: var(--text-main);
            margin-top: 2.25rem;
            margin-bottom: 0.875rem;
            line-height: 1.4;
        }

        .article-body h3 {
            font-size: 1.3125rem;
            font-weight: 700;
            color: var(--text-main);
            margin-top: 2rem;
            margin-bottom: 0.75rem;
            line-height: 1.4;
        }

        .article-body p {
            margin-bottom: 1.25rem;
            color: #334155;
        }

        .article-body ul {
            list-style: none;
            padding-left: 0;
            margin: 1.25rem 0;
        }

        .article-body ul li {
            position: relative;
            padding-left: 1.625rem;
            margin-bottom: 0.625rem;
        }

        .article-body ul li::before {
            content: '';
            position: absolute;
            left: 0;
            top: 0.65em;
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--primary);
        }

        .article-body ol {
            list-style: decimal;
            padding-left: 1.5rem;
            margin: 1.25rem 0;
        }

        .article-body ol li {
            margin-bottom: 0.625rem;
            padding-left: 0.5rem;
        }

        .article-body blockquote {
            border-left: 4px solid var(--primary);
            background: #f1f5f9;
            padding: 1.25rem 1.5rem;
            border-radius: 0 12px 12px 0;
            margin: 1.75rem 0;
            color: #334155;
            font-style: italic;
        }

        .article-body img {
            border-radius: 16px;
            box-shadow: var(--shadow-sm);
            margin: 1.75rem 0;
            width: auto;
            height: auto;
        }

        .article-body a {
            color: var(--primary);
            text-decoration: underline;
            text-underline-offset: 4px;
            text-decoration-color: rgba(30, 64, 175, 0.3);
        }

        .article-body a:hover {
            text-decoration-color: var(--primary);
        }

        .notfound-card {
            text-align: center;
            padding: 3.5rem 1.5rem;
        }

        .notfound-card h2 {
            font-size: 1.75rem;
            font-weight: 800;
            margin-bottom: 0.75rem;
        }

        .notfound-card p {
            color: var(--text-muted);
            margin-bottom: 1.75rem;
        }

        .article-tags {
            margin-top: 2.25rem;
            padding-top: 1.5rem;
            border-top: 1px solid var(--border-color);
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 0.5rem;
        }

        .tag-label {
            font-size: 0.875rem;
            font-weight: 700;
            color: var(--text-main);
            margin-right: 0.25rem;
        }

        .tag {
            display: inline-block;
            background: #f1f5f9;
            border: 1px solid var(--border-color);
            color: var(--text-muted);
            font-size: 0.8125rem;
            font-weight: 500;
            padding: 0.375rem 0.875rem;
            border-radius: 999px;
            transition: all 0.25s;
        }

        .tag:hover {
            background: var(--primary-light);
            border-color: var(--primary);
            color: var(--primary);
        }

        .sidebar-card {
            background: #fff;
            border-radius: 16px;
            border: 1px solid var(--border-color);
            box-shadow: var(--shadow-sm);
            padding: 1.75rem;
            margin-bottom: 1.5rem;
        }

        .sidebar-card h3 {
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 1.25rem;
            padding-bottom: 0.875rem;
            border-bottom: 1px solid var(--border-color);
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }

        .sidebar-card h3 i {
            color: var(--primary);
        }

        .sidebar-info-list {
            list-style: none;
            padding: 0;
        }

        .sidebar-info-list li {
            display: flex;
            justify-content: space-between;
            padding: 0.625rem 0;
            border-bottom: 1px dashed var(--border-color);
            font-size: 0.875rem;
        }

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

        .sidebar-info-list .label {
            color: var(--text-muted);
        }

        .sidebar-info-list .value {
            font-weight: 600;
            color: var(--text-main);
        }

        .sidebar-link-list {
            list-style: none;
            padding: 0;
        }

        .sidebar-link-list li {
            margin-bottom: 0.5rem;
        }

        .sidebar-link-list a {
            display: flex;
            align-items: center;
            gap: 0.625rem;
            padding: 0.625rem 0.875rem;
            border-radius: 10px;
            font-size: 0.875rem;
            font-weight: 500;
            color: var(--text-main);
            transition: background 0.25s, color 0.25s;
        }

        .sidebar-link-list a i {
            color: var(--primary);
            font-size: 0.875rem;
            width: 16px;
            text-align: center;
        }

        .sidebar-link-list a:hover {
            background: var(--primary-light);
            color: var(--primary);
        }

        .related-section {
            padding: 4.5rem 0;
            background: var(--bg-body);
        }

        .section-header {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            margin-bottom: 2.25rem;
        }

        .section-header h2 {
            font-size: 1.875rem;
            font-weight: 800;
            letter-spacing: -0.01em;
            line-height: 1.2;
        }

        .text-link {
            display: inline-flex;
            align-items: center;
            gap: 0.375rem;
            font-size: 0.9375rem;
            font-weight: 600;
            color: var(--primary);
            transition: gap 0.25s;
        }

        .text-link:hover {
            gap: 0.625rem;
        }

        .related-card {
            background: #fff;
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-color);
            transition: transform 0.3s, box-shadow 0.3s;
            display: block;
            height: 100%;
        }

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

        .related-card img {
            width: 100%;
            height: 190px;
            object-fit: cover;
        }

        .related-card-body {
            padding: 1.5rem;
        }

        .related-card-body h3 {
            font-size: 1.125rem;
            font-weight: 700;
            margin-bottom: 0.5rem;
            line-height: 1.4;
            transition: color 0.25s;
        }

        .related-card:hover .related-card-body h3 {
            color: var(--primary);
        }

        .related-card-body p {
            font-size: 0.875rem;
            color: var(--text-muted);
            line-height: 1.65;
            margin-bottom: 1rem;
        }

        .related-card-link {
            display: inline-flex;
            align-items: center;
            gap: 0.375rem;
            font-size: 0.875rem;
            font-weight: 600;
            color: var(--primary);
        }

        .cta-section {
            background: linear-gradient(135deg, #0f172a, #1e40af);
            padding: 4.5rem 0;
            text-align: center;
            color: #fff;
        }

        .cta-section h2 {
            font-size: 2rem;
            font-weight: 800;
            margin-bottom: 0.875rem;
            letter-spacing: -0.01em;
        }

        .cta-section p {
            color: rgba(255, 255, 255, 0.8);
            max-width: 38rem;
            margin: 0 auto 2rem;
            font-size: 1.0625rem;
            line-height: 1.7;
        }

        .btn-white {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            background: #fff;
            color: #0f172a;
            font-weight: 600;
            font-size: 0.9375rem;
            padding: 0.75rem 1.75rem;
            border-radius: 999px;
            transition: all 0.3s;
            box-shadow: 0 4px 16px rgba(0, 0, 0, 0.15);
        }

        .btn-white:hover {
            background: #e2e8f0;
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
        }

        .btn-outline-white {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            border: 1.5px solid rgba(255, 255, 255, 0.5);
            color: #fff;
            font-weight: 600;
            font-size: 0.9375rem;
            padding: 0.75rem 1.75rem;
            border-radius: 999px;
            transition: all 0.3s;
        }

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

        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            background: var(--primary);
            color: #fff;
            font-weight: 600;
            font-size: 0.9375rem;
            padding: 0.75rem 1.75rem;
            border-radius: 999px;
            transition: all 0.3s;
            box-shadow: 0 4px 16px rgba(30, 64, 175, 0.25);
        }

        .btn-primary:hover {
            background: var(--primary-dark);
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(30, 64, 175, 0.35);
        }

        .section-divider {
            border: none;
            border-top: 1px solid var(--border-color);
            margin: 0;
        }

        @media (max-width: 640px) {
            .article-hero {
                padding: 3.5rem 0 3rem;
            }

            .article-main {
                padding: 2.5rem 0;
            }

            .related-section {
                padding: 3rem 0;
            }

            .cta-section {
                padding: 3.5rem 0;
            }

            .cta-section h2 {
                font-size: 1.625rem;
            }

            .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: 0.5rem;
            }

            .footer-links {
                gap: 1.25rem;
            }

            .section-header {
                flex-direction: column;
                align-items: flex-start;
                gap: 0.75rem;
            }
        }

/* roulang page: category2 */
:root {
            --primary: #e11d48;
            --primary-dark: #be123c;
            --primary-light: #fb7185;
            --ink: #0f172a;
            --ink-soft: #334155;
            --ink-mute: #64748b;
            --line: #e2e8f0;
            --mist: #f8fafc;
            --white: #ffffff;
            --radius: 16px;
            --radius-sm: 10px;
            --shadow: 0 8px 32px rgba(15, 23, 42, 0.08);
            --shadow-hover: 0 16px 40px rgba(225, 29, 72, 0.12);
            --transition: 0.3s cubic-bezier(0.21, 0.61, 0.35, 1);
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: 'Inter', 'PingFang SC', 'Microsoft YaHei', system-ui, -apple-system, sans-serif;
            background-color: var(--white);
            color: var(--ink);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
        }

        a {
            color: inherit;
            text-decoration: none;
        }

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

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

        /* ===== 容器 ===== */
        .container-site {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }

        @media (max-width: 768px) {
            .container-site {
                padding: 0 18px;
            }
        }

        /* ===== 顶部导航 ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(255, 255, 255, 0.92);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-bottom: 1px solid rgba(226, 232, 240, 0.8);
            transition: box-shadow 0.3s ease;
        }

        .site-header .container-site {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 72px;
            gap: 32px;
        }

        .site-logo {
            font-size: 1.25rem;
            font-weight: 800;
            letter-spacing: 0.02em;
            color: var(--ink);
            white-space: nowrap;
            display: flex;
            align-items: center;
            gap: 2px;
        }

        .site-logo span {
            color: var(--primary);
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 4px;
        }

        .nav-link {
            position: relative;
            padding: 0.75rem 1.25rem;
            font-size: 0.9375rem;
            font-weight: 500;
            color: var(--ink-mute);
            border-radius: 999px;
            transition: color 0.3s ease, background-color 0.3s ease;
        }

        .nav-link:hover {
            color: var(--primary);
            background-color: rgba(225, 29, 72, 0.06);
        }

        .nav-link.active {
            color: var(--primary);
            font-weight: 600;
            background-color: rgba(225, 29, 72, 0.08);
        }

        .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 18px;
            height: 3px;
            border-radius: 3px;
            background: var(--primary);
        }

        .nav-toggle {
            display: none;
            flex-direction: column;
            justify-content: center;
            gap: 5px;
            width: 40px;
            height: 40px;
            border-radius: 10px;
            cursor: pointer;
            padding: 0 9px;
            transition: background-color 0.3s ease;
        }

        .nav-toggle:hover {
            background-color: rgba(15, 23, 42, 0.06);
        }

        .nav-toggle span {
            display: block;
            width: 22px;
            height: 2px;
            background: var(--ink);
            border-radius: 2px;
            transition: transform 0.3s ease, opacity 0.3s ease;
        }

        .nav-toggle.open span:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }

        .nav-toggle.open span:nth-child(2) {
            opacity: 0;
        }

        .nav-toggle.open span:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }

        @media (max-width: 768px) {
            .nav-toggle {
                display: flex;
            }

            .nav-links {
                position: absolute;
                top: 72px;
                left: 0;
                right: 0;
                background: var(--white);
                flex-direction: column;
                align-items: stretch;
                gap: 0;
                padding: 8px 18px 18px;
                border-bottom: 1px solid var(--line);
                box-shadow: 0 20px 40px rgba(15, 23, 42, 0.06);
                max-height: 0;
                overflow: hidden;
                opacity: 0;
                visibility: hidden;
                transition: max-height 0.4s ease, opacity 0.3s ease, visibility 0.3s ease;
            }

            .nav-links.open {
                max-height: 280px;
                opacity: 1;
                visibility: visible;
            }

            .nav-link {
                padding: 0.875rem 1rem;
                border-radius: 10px;
                font-size: 1rem;
            }

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

            .nav-link.active {
                background-color: rgba(225, 29, 72, 0.08);
            }
        }

        /* ===== 通用板块标题 ===== */
        .section-title-wrap {
            margin-bottom: 2.5rem;
        }

        .section-eyebrow {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 0.8125rem;
            font-weight: 600;
            letter-spacing: 0.08em;
            text-transform: uppercase;
            color: var(--primary);
            background: rgba(225, 29, 72, 0.08);
            padding: 5px 14px;
            border-radius: 999px;
            margin-bottom: 12px;
        }

        .section-eyebrow i {
            font-size: 0.7rem;
        }

        .section-title {
            font-size: clamp(1.75rem, 3vw, 2.25rem);
            font-weight: 800;
            color: var(--ink);
            line-height: 1.25;
            letter-spacing: -0.01em;
        }

        .section-subtitle {
            font-size: 1rem;
            color: var(--ink-mute);
            margin-top: 8px;
            max-width: 640px;
        }

        /* ===== Hero ===== */
        .hero-section {
            position: relative;
            padding: 96px 0 80px;
            background-image: url('/assets/images/backpic/back-2.png');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            color: var(--white);
            isolation: isolate;
            overflow: hidden;
        }

        .hero-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(100deg, rgba(15, 23, 42, 0.92) 0%, rgba(15, 23, 42, 0.72) 45%, rgba(225, 29, 72, 0.35) 100%);
            z-index: -1;
        }

        .hero-section .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 255, 255, 0.14);
            border: 1px solid rgba(255, 255, 255, 0.18);
            backdrop-filter: blur(8px);
            padding: 7px 16px;
            border-radius: 999px;
            font-size: 0.8125rem;
            font-weight: 500;
            letter-spacing: 0.04em;
            margin-bottom: 20px;
        }

        .hero-section .hero-badge i {
            color: #fed7aa;
        }

        .hero-section h1 {
            font-size: clamp(2.4rem, 5.5vw, 3.75rem);
            font-weight: 800;
            line-height: 1.1;
            letter-spacing: -0.02em;
            margin-bottom: 18px;
            max-width: 680px;
        }

        .hero-section p.hero-desc {
            font-size: 1.0625rem;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.88);
            max-width: 600px;
            margin-bottom: 32px;
        }

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

        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            background: var(--primary);
            color: var(--white);
            font-weight: 600;
            font-size: 0.9375rem;
            padding: 12px 26px;
            border-radius: 999px;
            transition: background-color 0.3s ease, transform 0.3s ease, box-shadow 0.3s ease;
            box-shadow: 0 4px 16px rgba(225, 29, 72, 0.35);
        }

        .btn-primary:hover {
            background: var(--primary-dark);
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(225, 29, 72, 0.4);
        }

        .btn-primary:focus-visible,
        .btn-outline:focus-visible,
        .btn-ghost:focus-visible {
            outline: 3px solid rgba(225, 29, 72, 0.4);
            outline-offset: 2px;
        }

        .btn-outline {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            background: transparent;
            color: var(--white);
            border: 1.5px solid rgba(255, 255, 255, 0.55);
            font-weight: 600;
            font-size: 0.9375rem;
            padding: 12px 26px;
            border-radius: 999px;
            transition: all 0.3s ease;
        }

        .btn-outline:hover {
            background: rgba(255, 255, 255, 0.12);
            border-color: var(--white);
            transform: translateY(-2px);
        }

        .btn-ghost {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-weight: 600;
            font-size: 0.9375rem;
            color: var(--primary);
            padding: 10px 20px;
            border-radius: 999px;
            transition: background-color 0.3s ease, transform 0.3s ease;
        }

        .btn-ghost:hover {
            background: rgba(225, 29, 72, 0.08);
            transform: translateX(2px);
        }

        .hero-meta-row {
            display: flex;
            flex-wrap: wrap;
            gap: 24px;
            margin-top: 48px;
            padding-top: 28px;
            border-top: 1px solid rgba(255, 255, 255, 0.15);
        }

        .hero-meta-item {
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .hero-meta-item i {
            font-size: 1.1rem;
            color: #fca5a5;
        }

        .hero-meta-item span {
            font-size: 0.875rem;
            color: rgba(255, 255, 255, 0.85);
            line-height: 1.4;
        }

        /* ===== 卡片通用 ===== */
        .card-event {
            background: var(--white);
            border-radius: var(--radius);
            border: 1px solid var(--line);
            box-shadow: var(--shadow);
            overflow: hidden;
            transition: transform 0.35s ease, box-shadow 0.35s ease, border-color 0.35s ease;
            height: 100%;
            display: flex;
            flex-direction: column;
        }

        .card-event:hover {
            transform: translateY(-6px);
            box-shadow: 0 20px 44px rgba(15, 23, 42, 0.1);
            border-color: rgba(225, 29, 72, 0.3);
        }

        .card-event .cover-wrap {
            position: relative;
            overflow: hidden;
            aspect-ratio: 16/10;
            background: var(--mist);
        }

        .card-event .cover-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.55s ease;
        }

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

        .card-event .cover-tag {
            position: absolute;
            top: 14px;
            left: 14px;
            background: rgba(225, 29, 72, 0.92);
            color: var(--white);
            font-size: 0.75rem;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: 999px;
            letter-spacing: 0.03em;
            backdrop-filter: blur(4px);
        }

        .card-event .card-body {
            padding: 22px 22px 24px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .card-event .event-meta {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 0.8125rem;
            color: var(--ink-mute);
            margin-bottom: 10px;
        }

        .card-event .event-meta .dot {
            width: 3px;
            height: 3px;
            border-radius: 50%;
            background: #cbd5e1;
        }

        .card-event h3 {
            font-size: 1.125rem;
            font-weight: 700;
            color: var(--ink);
            margin-bottom: 8px;
            line-height: 1.45;
            transition: color 0.3s ease;
        }

        .card-event:hover h3 {
            color: var(--primary);
        }

        .card-event p {
            font-size: 0.875rem;
            color: var(--ink-mute);
            line-height: 1.7;
            margin-bottom: 16px;
            flex: 1;
        }

        .card-event .card-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 0.875rem;
            font-weight: 600;
            color: var(--primary);
            transition: gap 0.3s ease;
        }

        .card-event .card-link:hover {
            gap: 10px;
            color: var(--primary-dark);
        }

        /* ===== 资讯列表 ===== */
        .info-list-card {
            background: var(--white);
            border-radius: var(--radius);
            border: 1px solid var(--line);
            box-shadow: var(--shadow);
            padding: 26px;
            transition: transform 0.3s ease, box-shadow 0.3s ease;
            height: 100%;
        }

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

        .info-list-card .info-head {
            display: flex;
            align-items: flex-start;
            justify-content: space-between;
            gap: 16px;
            margin-bottom: 12px;
        }

        .info-list-card .badge-tag {
            display: inline-block;
            background: rgba(225, 29, 72, 0.08);
            color: var(--primary);
            font-size: 0.75rem;
            font-weight: 600;
            padding: 3px 12px;
            border-radius: 6px;
            white-space: nowrap;
        }

        .info-list-card .info-date {
            font-size: 0.8125rem;
            color: var(--ink-mute);
            white-space: nowrap;
        }

        .info-list-card h3 {
            font-size: 1rem;
            font-weight: 700;
            color: var(--ink);
            line-height: 1.5;
            margin-bottom: 8px;
        }

        .info-list-card p {
            font-size: 0.875rem;
            color: var(--ink-mute);
            line-height: 1.65;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        /* ===== 时间线 ===== */
        .timeline-wrap {
            background: var(--ink);
            border-radius: calc(var(--radius) + 8px);
            padding: 48px;
            color: var(--white);
            position: relative;
            overflow: hidden;
        }

        .timeline-wrap::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -60px;
            width: 220px;
            height: 220px;
            border-radius: 50%;
            background: rgba(225, 29, 72, 0.15);
            filter: blur(50px);
        }

        .timeline-list {
            position: relative;
            padding-left: 24px;
        }

        .timeline-list::before {
            content: '';
            position: absolute;
            left: 7px;
            top: 4px;
            bottom: 4px;
            width: 2px;
            background: rgba(255, 255, 255, 0.15);
        }

        .timeline-item {
            position: relative;
            padding: 0 0 32px 28px;
        }

        .timeline-item:last-child {
            padding-bottom: 0;
        }

        .timeline-item::before {
            content: '';
            position: absolute;
            left: -21px;
            top: 6px;
            width: 12px;
            height: 12px;
            border-radius: 50%;
            background: var(--primary);
            border: 3px solid rgba(255, 255, 255, 0.3);
            box-shadow: 0 0 0 4px rgba(225, 29, 72, 0.3);
        }

        .timeline-item .tl-day {
            font-size: 0.8125rem;
            font-weight: 600;
            color: #fda4af;
            letter-spacing: 0.08em;
            text-transform: uppercase;
            margin-bottom: 4px;
        }

        .timeline-item .tl-name {
            font-size: 1.0625rem;
            font-weight: 700;
            margin-bottom: 4px;
        }

        .timeline-item .tl-desc {
            font-size: 0.875rem;
            color: rgba(255, 255, 255, 0.65);
            line-height: 1.6;
        }

        /* ===== 统计 ===== */
        .stat-card {
            background: var(--white);
            border-radius: var(--radius);
            border: 1px solid var(--line);
            box-shadow: var(--shadow);
            padding: 32px 24px;
            text-align: center;
            transition: transform 0.35s ease, box-shadow 0.35s ease;
        }

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

        .stat-card .stat-num {
            font-size: 2.5rem;
            font-weight: 800;
            color: var(--primary);
            line-height: 1.1;
            letter-spacing: -0.02em;
        }

        .stat-card .stat-label {
            font-size: 0.875rem;
            color: var(--ink-mute);
            margin-top: 8px;
        }

        .stat-card .stat-icon {
            width: 48px;
            height: 48px;
            border-radius: 14px;
            background: rgba(225, 29, 72, 0.08);
            color: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.25rem;
            margin: 0 auto 16px;
        }

        /* ===== FAQ ===== */
        .faq-item {
            background: var(--white);
            border: 1px solid var(--line);
            border-radius: 14px;
            padding: 22px 26px;
            margin-bottom: 14px;
            transition: border-color 0.3s ease, box-shadow 0.3s ease;
            cursor: pointer;
        }

        .faq-item:hover {
            border-color: rgba(225, 29, 72, 0.35);
            box-shadow: 0 4px 16px rgba(15, 23, 42, 0.05);
        }

        .faq-item .faq-q {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            font-size: 1rem;
            font-weight: 600;
            color: var(--ink);
        }

        .faq-item .faq-q i {
            color: var(--primary);
            transition: transform 0.3s ease;
            flex-shrink: 0;
        }

        .faq-item.open .faq-q i {
            transform: rotate(180deg);
        }

        .faq-item .faq-a {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.3s ease;
            font-size: 0.9rem;
            color: var(--ink-mute);
            line-height: 1.7;
        }

        .faq-item.open .faq-a {
            max-height: 300px;
            padding-top: 14px;
        }

        /* ===== CTA ===== */
        .cta-section {
            position: relative;
            border-radius: calc(var(--radius) + 8px);
            padding: 64px 48px;
            background-image: url('/assets/images/backpic/back-1.png');
            background-size: cover;
            background-position: center;
            color: var(--white);
            isolation: isolate;
            overflow: hidden;
            text-align: center;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(120deg, rgba(15, 23, 42, 0.92), rgba(225, 29, 72, 0.72));
            z-index: -1;
        }

        .cta-section h2 {
            font-size: clamp(1.75rem, 3vw, 2.25rem);
            font-weight: 800;
            margin-bottom: 12px;
        }

        .cta-section p {
            font-size: 1rem;
            color: rgba(255, 255, 255, 0.85);
            max-width: 560px;
            margin: 0 auto 28px;
        }

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

        .cta-form input[type="email"] {
            flex: 1;
            min-width: 240px;
            padding: 13px 22px;
            border-radius: 999px;
            background: rgba(255, 255, 255, 0.18);
            border: 1px solid rgba(255, 255, 255, 0.25);
            color: var(--white);
            font-size: 0.9375rem;
            transition: background-color 0.3s ease, border-color 0.3s ease;
        }

        .cta-form input[type="email"]::placeholder {
            color: rgba(255, 255, 255, 0.6);
        }

        .cta-form input[type="email"]:focus {
            background: rgba(255, 255, 255, 0.26);
            border-color: rgba(255, 255, 255, 0.6);
            outline: none;
        }

        .cta-form .btn-primary {
            padding: 13px 30px;
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: var(--ink);
            color: var(--white);
            padding: 72px 0 32px;
            margin-top: 80px;
        }

        .footer-brand {
            font-size: 1.375rem;
            font-weight: 800;
        }

        .footer-brand span {
            color: var(--primary-light);
        }

        .footer-links {
            display: flex;
            gap: 8px 32px;
            flex-wrap: wrap;
        }

        .footer-links a {
            color: #94a3b8;
            font-size: 0.9rem;
            transition: color 0.3s ease;
        }

        .footer-links a:hover {
            color: var(--primary-light);
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            padding-top: 24px;
            margin-top: 40px;
            display: flex;
            justify-content: space-between;
            gap: 12px;
            flex-wrap: wrap;
            font-size: 0.8125rem;
            color: #64748b;
        }

        /* ===== 响应式微调 ===== */
        @media (max-width: 1024px) {
            .timeline-wrap {
                padding: 36px;
            }

            .cta-section {
                padding: 48px 28px;
            }
        }

        @media (max-width: 768px) {
            .hero-section {
                padding: 64px 0 48px;
            }

            .hero-section p.hero-desc {
                font-size: 0.9375rem;
            }

            .hero-meta-row {
                gap: 16px;
                margin-top: 36px;
                padding-top: 22px;
            }

            .card-event .card-body {
                padding: 18px 16px 20px;
            }

            .info-list-card {
                padding: 20px 18px;
            }

            .timeline-wrap {
                padding: 24px;
                border-radius: var(--radius);
            }

            .timeline-list {
                padding-left: 16px;
            }

            .timeline-item {
                padding-bottom: 24px;
                padding-left: 22px;
            }

            .stat-card {
                padding: 24px 16px;
            }

            .stat-card .stat-num {
                font-size: 2rem;
            }

            .faq-item {
                padding: 18px 20px;
            }

            .cta-section {
                padding: 40px 20px;
                border-radius: var(--radius);
            }
        }

        @media (max-width: 520px) {
            .hero-section h1 {
                font-size: 2rem;
            }

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

            .btn-primary,
            .btn-outline {
                justify-content: center;
                width: 100%;
            }

            .footer-links {
                flex-direction: column;
                gap: 12px;
            }

            .cta-form {
                flex-direction: column;
                align-items: stretch;
            }

            .cta-form .btn-primary {
                justify-content: center;
            }
        }