/* roulang page: index */
/* ===== 设计变量 ===== */
        :root {
            --primary: #e74c3c;
            --primary-dark: #c0392b;
            --primary-light: #fadbd8;
            --secondary: #2c3e50;
            --secondary-light: #34495e;
            --accent: #f39c12;
            --accent-light: #fef5e7;
            --bg: #f8f9fa;
            --bg-alt: #ffffff;
            --bg-dark: #1a1a2e;
            --text: #2d3436;
            --text-light: #636e72;
            --text-muted: #b2bec3;
            --text-inverse: #ffffff;
            --border: #dfe6e9;
            --border-light: #f0f0f0;
            --radius: 12px;
            --radius-sm: 8px;
            --radius-lg: 20px;
            --shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
            --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.12);
            --shadow-hover: 0 8px 32px rgba(231, 76, 60, 0.15);
            --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --font: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', Arial, sans-serif;
            --max-width: 1200px;
            --header-h: 70px;
            --nav-h: 52px;
            --spacing: 40px;
        }

        /* ===== Reset & Base ===== */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font);
            font-size: 16px;
            line-height: 1.7;
            color: var(--text);
            background: var(--bg);
            -webkit-font-smoothing: antialiased;
        }
        a {
            color: var(--primary);
            text-decoration: none;
            transition: color var(--transition);
        }
        a:hover {
            color: var(--primary-dark);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button,
        input,
        textarea {
            font-family: inherit;
            font-size: inherit;
            outline: none;
            border: none;
        }
        ul,
        ol {
            list-style: none;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            line-height: 1.3;
            font-weight: 700;
            color: var(--secondary);
        }

        /* ===== 容器 ===== */
        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 20px;
        }
        .container-wide {
            max-width: 1360px;
            margin: 0 auto;
            padding: 0 20px;
        }

        /* ===== 按钮 ===== */
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 28px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 15px;
            cursor: pointer;
            transition: all var(--transition);
            border: 2px solid transparent;
            background: transparent;
        }
        .btn-primary {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
        }
        .btn-primary:hover {
            background: var(--primary-dark);
            border-color: var(--primary-dark);
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(231, 76, 60, 0.35);
            color: #fff;
        }
        .btn-outline {
            border-color: var(--primary);
            color: var(--primary);
            background: transparent;
        }
        .btn-outline:hover {
            background: var(--primary);
            color: #fff;
            transform: translateY(-2px);
        }
        .btn-light {
            background: rgba(255, 255, 255, 0.15);
            color: #fff;
            border-color: rgba(255, 255, 255, 0.3);
            backdrop-filter: blur(4px);
        }
        .btn-light:hover {
            background: rgba(255, 255, 255, 0.25);
            color: #fff;
            transform: translateY(-2px);
        }
        .btn-sm {
            padding: 8px 18px;
            font-size: 13px;
        }
        .btn-lg {
            padding: 16px 36px;
            font-size: 17px;
        }

        /* ===== 徽章 / 标签 ===== */
        .badge {
            display: inline-block;
            padding: 4px 14px;
            border-radius: 20px;
            font-size: 12px;
            font-weight: 600;
            letter-spacing: 0.3px;
        }
        .badge-primary {
            background: var(--primary-light);
            color: var(--primary-dark);
        }
        .badge-accent {
            background: var(--accent-light);
            color: #e67e22;
        }
        .badge-secondary {
            background: #ecf0f1;
            color: var(--secondary);
        }
        .badge-hot {
            background: #ffebee;
            color: #e53935;
        }
        .badge-new {
            background: #e8f5e9;
            color: #2e7d32;
        }

        .tag {
            display: inline-block;
            padding: 4px 12px;
            border-radius: 6px;
            font-size: 13px;
            font-weight: 500;
            background: var(--bg);
            color: var(--text-light);
            border: 1px solid var(--border);
            transition: all var(--transition);
        }
        .tag:hover {
            background: var(--primary-light);
            color: var(--primary-dark);
            border-color: var(--primary);
        }

        /* ===== 卡片 ===== */
        .card {
            background: var(--bg-alt);
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            overflow: hidden;
            transition: all var(--transition);
        }
        .card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
        }
        .card-img {
            width: 100%;
            aspect-ratio: 16/9;
            object-fit: cover;
        }
        .card-body {
            padding: 20px 24px 24px;
        }
        .card-title {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 8px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .card-text {
            color: var(--text-light);
            font-size: 14px;
            line-height: 1.6;
            display: -webkit-box;
            -webkit-line-clamp: 3;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .card-meta {
            display: flex;
            align-items: center;
            gap: 16px;
            margin-top: 14px;
            font-size: 13px;
            color: var(--text-muted);
        }
        .card-meta i {
            margin-right: 4px;
        }

        /* ===== 统计数字块 ===== */
        .stat-item {
            text-align: center;
        }
        .stat-number {
            font-size: 42px;
            font-weight: 800;
            color: var(--primary);
            line-height: 1.1;
        }
        .stat-label {
            font-size: 15px;
            color: var(--text-light);
            margin-top: 6px;
        }

        /* ===== 分割线 ===== */
        .divider {
            height: 1px;
            background: var(--border);
            margin: 60px 0;
        }
        .divider-light {
            height: 1px;
            background: rgba(255, 255, 255, 0.12);
            margin: 40px 0;
        }

        /* ===== 板块标题 ===== */
        .section-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 32px;
            flex-wrap: wrap;
            gap: 12px;
        }
        .section-title {
            font-size: 28px;
            font-weight: 800;
            position: relative;
            padding-left: 16px;
        }
        .section-title::before {
            content: '';
            position: absolute;
            left: 0;
            top: 4px;
            bottom: 4px;
            width: 4px;
            background: var(--primary);
            border-radius: 4px;
        }
        .section-subtitle {
            font-size: 15px;
            color: var(--text-light);
            margin-top: 6px;
        }
        .section-link {
            font-size: 14px;
            font-weight: 600;
            color: var(--primary);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .section-link:hover {
            gap: 10px;
        }

        /* ===== 网格 ===== */
        .grid-2 {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 28px;
        }
        .grid-3 {
            display: grid;
            grid-template-columns: 1fr 1fr 1fr;
            gap: 28px;
        }
        .grid-4 {
            display: grid;
            grid-template-columns: 1fr 1fr 1fr 1fr;
            gap: 24px;
        }

        /* ===== Header / 导航 ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: var(--bg-alt);
            box-shadow: 0 2px 16px rgba(0, 0, 0, 0.06);
        }
        .header-top {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: var(--header-h);
            padding: 0 24px;
            max-width: var(--max-width);
            margin: 0 auto;
        }
        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 24px;
            font-weight: 900;
            color: var(--secondary);
            letter-spacing: -0.5px;
        }
        .logo i {
            color: var(--primary);
            font-size: 28px;
        }
        .logo span {
            background: linear-gradient(135deg, var(--primary), var(--accent));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .logo:hover span {
            background: linear-gradient(135deg, var(--primary-dark), var(--accent));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 16px;
        }
        .search-toggle {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: var(--bg);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--text-light);
            cursor: pointer;
            transition: all var(--transition);
            border: none;
            font-size: 16px;
        }
        .search-toggle:hover {
            background: var(--primary-light);
            color: var(--primary);
        }

        .nav-bar {
            border-top: 1px solid var(--border-light);
            background: var(--bg-alt);
        }
        .nav-inner {
            display: flex;
            align-items: center;
            height: var(--nav-h);
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 24px;
            overflow-x: auto;
            gap: 4px;
            scrollbar-width: none;
        }
        .nav-inner::-webkit-scrollbar {
            display: none;
        }
        .nav-item {
            flex-shrink: 0;
        }
        .nav-link {
            display: flex;
            align-items: center;
            gap: 6px;
            padding: 8px 20px;
            border-radius: 24px;
            font-size: 14px;
            font-weight: 600;
            color: var(--text-light);
            transition: all var(--transition);
            white-space: nowrap;
            background: transparent;
        }
        .nav-link i {
            font-size: 14px;
        }
        .nav-link:hover {
            background: var(--primary-light);
            color: var(--primary);
        }
        .nav-link.active {
            background: var(--primary);
            color: #fff;
            box-shadow: 0 4px 12px rgba(231, 76, 60, 0.3);
        }

        /* 移动端菜单按钮 */
        .menu-toggle {
            display: none;
            width: 40px;
            height: 40px;
            border-radius: 8px;
            background: var(--bg);
            border: none;
            cursor: pointer;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 5px;
        }
        .menu-toggle span {
            display: block;
            width: 22px;
            height: 2.5px;
            background: var(--text);
            border-radius: 4px;
            transition: all var(--transition);
        }
        .menu-toggle.active span:nth-child(1) {
            transform: rotate(45deg) translate(5px, 5px);
        }
        .menu-toggle.active span:nth-child(2) {
            opacity: 0;
        }
        .menu-toggle.active span:nth-child(3) {
            transform: rotate(-45deg) translate(5px, -5px);
        }

        /* ===== Hero ===== */
        .hero {
            position: relative;
            min-height: 520px;
            display: flex;
            align-items: center;
            background: var(--bg-dark);
            overflow: hidden;
        }
        .hero-bg {
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-1.png') center center / cover no-repeat;
            opacity: 0.5;
            transform: scale(1.05);
            transition: transform 8s ease;
        }
        .hero:hover .hero-bg {
            transform: scale(1);
        }
        .hero-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(26, 26, 46, 0.92) 0%, rgba(26, 26, 46, 0.6) 100%);
        }
        .hero-content {
            position: relative;
            z-index: 2;
            max-width: 700px;
            padding: 60px 24px;
        }
        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 6px 18px;
            border-radius: 24px;
            background: rgba(231, 76, 60, 0.2);
            color: #ff8a80;
            font-size: 13px;
            font-weight: 600;
            margin-bottom: 20px;
            border: 1px solid rgba(231, 76, 60, 0.3);
        }
        .hero h1 {
            font-size: 48px;
            font-weight: 900;
            color: #fff;
            line-height: 1.2;
            margin-bottom: 18px;
            letter-spacing: -0.5px;
        }
        .hero h1 .highlight {
            background: linear-gradient(135deg, var(--primary), var(--accent));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .hero p {
            font-size: 18px;
            color: rgba(255, 255, 255, 0.8);
            line-height: 1.7;
            margin-bottom: 32px;
            max-width: 580px;
        }
        .hero-actions {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
        }
        .hero-stats {
            display: flex;
            gap: 40px;
            margin-top: 40px;
            padding-top: 32px;
            border-top: 1px solid rgba(255, 255, 255, 0.12);
        }
        .hero-stats .stat-number {
            color: #fff;
            font-size: 32px;
        }
        .hero-stats .stat-label {
            color: rgba(255, 255, 255, 0.6);
            font-size: 13px;
        }

        /* ===== 信息快讯条 ===== */
        .news-ticker {
            background: var(--bg-alt);
            border-bottom: 1px solid var(--border);
            padding: 12px 0;
            overflow: hidden;
        }
        .ticker-inner {
            display: flex;
            align-items: center;
            gap: 20px;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 24px;
        }
        .ticker-label {
            display: flex;
            align-items: center;
            gap: 6px;
            padding: 4px 16px;
            background: var(--primary);
            color: #fff;
            border-radius: 6px;
            font-size: 13px;
            font-weight: 700;
            flex-shrink: 0;
        }
        .ticker-list {
            display: flex;
            gap: 32px;
            overflow-x: auto;
            scrollbar-width: none;
            flex: 1;
        }
        .ticker-list::-webkit-scrollbar {
            display: none;
        }
        .ticker-item {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: var(--text-light);
            white-space: nowrap;
            flex-shrink: 0;
        }
        .ticker-item .badge {
            font-size: 11px;
            padding: 2px 10px;
        }
        .ticker-item a {
            color: var(--text);
            font-weight: 500;
        }
        .ticker-item a:hover {
            color: var(--primary);
        }

        /* ===== 板块通用 ===== */
        .section {
            padding: 60px 0;
        }
        .section-alt {
            background: var(--bg-alt);
        }
        .section-dark {
            background: var(--bg-dark);
            color: rgba(255, 255, 255, 0.85);
        }
        .section-dark .section-title {
            color: #fff;
        }
        .section-dark .section-title::before {
            background: var(--accent);
        }

        /* ===== 分类入口 ===== */
        .category-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .cat-card {
            background: var(--bg-alt);
            border-radius: var(--radius);
            padding: 28px 24px;
            text-align: center;
            border: 1px solid var(--border-light);
            transition: all var(--transition);
            cursor: pointer;
            position: relative;
            overflow: hidden;
        }
        .cat-card::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: var(--primary);
            transform: scaleX(0);
            transition: transform var(--transition);
        }
        .cat-card:hover::after {
            transform: scaleX(1);
        }
        .cat-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
            border-color: var(--primary-light);
        }
        .cat-icon {
            width: 56px;
            height: 56px;
            border-radius: 16px;
            background: var(--primary-light);
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 16px;
            font-size: 24px;
            color: var(--primary);
            transition: all var(--transition);
        }
        .cat-card:hover .cat-icon {
            background: var(--primary);
            color: #fff;
            transform: scale(1.05);
        }
        .cat-name {
            font-size: 17px;
            font-weight: 700;
            color: var(--secondary);
            margin-bottom: 6px;
        }
        .cat-count {
            font-size: 13px;
            color: var(--text-muted);
        }

        /* ===== 最新资讯列表 ===== */
        .post-list {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
        }
        .post-card {
            display: flex;
            gap: 20px;
            background: var(--bg-alt);
            border-radius: var(--radius);
            padding: 20px;
            border: 1px solid var(--border-light);
            transition: all var(--transition);
        }
        .post-card:hover {
            border-color: var(--primary-light);
            box-shadow: var(--shadow);
            transform: translateY(-2px);
        }
        .post-thumb {
            width: 180px;
            min-height: 120px;
            border-radius: var(--radius-sm);
            object-fit: cover;
            flex-shrink: 0;
            background: var(--bg);
        }
        .post-info {
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .post-info .badge {
            align-self: flex-start;
            margin-bottom: 8px;
        }
        .post-info h3 {
            font-size: 16px;
            font-weight: 700;
            margin-bottom: 6px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .post-info h3 a {
            color: var(--secondary);
        }
        .post-info h3 a:hover {
            color: var(--primary);
        }
        .post-excerpt {
            font-size: 14px;
            color: var(--text-light);
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            margin-bottom: 8px;
            flex: 1;
        }
        .post-meta {
            display: flex;
            align-items: center;
            gap: 16px;
            font-size: 13px;
            color: var(--text-muted);
        }
        .post-meta i {
            margin-right: 4px;
        }

        /* ===== 特色内容 ===== */
        .featured-grid {
            display: grid;
            grid-template-columns: 1.2fr 0.8fr;
            gap: 28px;
        }
        .featured-main {
            border-radius: var(--radius);
            overflow: hidden;
            position: relative;
            background: var(--bg-alt);
            box-shadow: var(--shadow);
        }
        .featured-main img {
            width: 100%;
            aspect-ratio: 16/9;
            object-fit: cover;
        }
        .featured-main .featured-body {
            padding: 24px 28px 28px;
        }
        .featured-main .featured-body h3 {
            font-size: 22px;
            margin-bottom: 10px;
        }
        .featured-side {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }
        .featured-side-item {
            display: flex;
            gap: 16px;
            background: var(--bg-alt);
            border-radius: var(--radius-sm);
            padding: 16px;
            border: 1px solid var(--border-light);
            transition: all var(--transition);
            cursor: pointer;
        }
        .featured-side-item:hover {
            border-color: var(--primary-light);
            box-shadow: var(--shadow);
        }
        .featured-side-item img {
            width: 80px;
            height: 80px;
            border-radius: 8px;
            object-fit: cover;
            flex-shrink: 0;
        }
        .featured-side-item .side-info h4 {
            font-size: 15px;
            font-weight: 700;
            margin-bottom: 4px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .featured-side-item .side-info .side-meta {
            font-size: 13px;
            color: var(--text-muted);
        }

        /* ===== 数据 / 流程 ===== */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 30px;
            text-align: center;
        }
        .stats-grid .stat-number {
            font-size: 44px;
        }

        .process-steps {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            margin-top: 20px;
        }
        .step-item {
            text-align: center;
            padding: 28px 20px;
            background: var(--bg-alt);
            border-radius: var(--radius);
            border: 1px solid var(--border-light);
            position: relative;
            transition: all var(--transition);
        }
        .step-item:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow);
        }
        .step-number {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: var(--primary);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            font-weight: 800;
            margin: 0 auto 16px;
        }
        .step-item h4 {
            font-size: 17px;
            font-weight: 700;
            margin-bottom: 8px;
        }
        .step-item p {
            font-size: 14px;
            color: var(--text-light);
        }

        /* ===== FAQ ===== */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .faq-item {
            background: var(--bg-alt);
            border-radius: var(--radius-sm);
            border: 1px solid var(--border-light);
            overflow: hidden;
            transition: all var(--transition);
        }
        .faq-item:hover {
            border-color: var(--primary-light);
        }
        .faq-question {
            padding: 18px 24px;
            font-weight: 600;
            font-size: 16px;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            user-select: none;
            color: var(--secondary);
            background: transparent;
            border: none;
            width: 100%;
            text-align: left;
        }
        .faq-question i {
            transition: transform var(--transition);
            color: var(--primary);
            font-size: 14px;
            flex-shrink: 0;
        }
        .faq-question.open i {
            transform: rotate(180deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.4s ease;
            padding: 0 24px;
            color: var(--text-light);
            font-size: 15px;
            line-height: 1.7;
        }
        .faq-answer.open {
            max-height: 300px;
            padding: 0 24px 20px;
        }

        /* ===== CTA ===== */
        .cta-section {
            background: linear-gradient(135deg, var(--secondary) 0%, #1a1a2e 100%);
            padding: 70px 0;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-2.png') center center / cover no-repeat;
            opacity: 0.1;
        }
        .cta-content {
            position: relative;
            z-index: 2;
        }
        .cta-content h2 {
            font-size: 36px;
            font-weight: 800;
            color: #fff;
            margin-bottom: 14px;
        }
        .cta-content p {
            font-size: 18px;
            color: rgba(255, 255, 255, 0.7);
            max-width: 560px;
            margin: 0 auto 30px;
        }
        .cta-actions {
            display: flex;
            justify-content: center;
            gap: 16px;
            flex-wrap: wrap;
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: var(--bg-dark);
            color: rgba(255, 255, 255, 0.7);
            padding: 50px 0 30px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
            padding-bottom: 32px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }
        .footer-brand .logo {
            color: #fff;
            font-size: 22px;
            margin-bottom: 12px;
        }
        .footer-brand .logo i {
            color: var(--primary);
        }
        .footer-brand p {
            font-size: 14px;
            line-height: 1.7;
            max-width: 300px;
        }
        .footer-col h4 {
            color: #fff;
            font-size: 16px;
            font-weight: 700;
            margin-bottom: 16px;
        }
        .footer-col ul li {
            margin-bottom: 10px;
        }
        .footer-col ul li a {
            color: rgba(255, 255, 255, 0.6);
            font-size: 14px;
            transition: all var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .footer-col ul li a:hover {
            color: var(--primary);
            padding-left: 4px;
        }
        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding-top: 24px;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.4);
            flex-wrap: wrap;
            gap: 12px;
        }
        .footer-bottom a {
            color: rgba(255, 255, 255, 0.5);
        }
        .footer-bottom a:hover {
            color: var(--primary);
        }
        .footer-social {
            display: flex;
            gap: 12px;
        }
        .footer-social a {
            width: 38px;
            height: 38px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.06);
            display: flex;
            align-items: center;
            justify-content: center;
            color: rgba(255, 255, 255, 0.6);
            transition: all var(--transition);
            font-size: 16px;
        }
        .footer-social a:hover {
            background: var(--primary);
            color: #fff;
            transform: translateY(-2px);
        }

        /* ===== 响应式 ===== */
        @media (max-width: 1024px) {
            .category-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 20px;
            }
            .process-steps {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .featured-grid {
                grid-template-columns: 1fr;
            }
            .post-list {
                grid-template-columns: 1fr;
            }
            .hero h1 {
                font-size: 36px;
            }
        }

        @media (max-width: 768px) {
            :root {
                --header-h: 60px;
                --spacing: 24px;
            }
            .header-top {
                padding: 0 16px;
            }
            .menu-toggle {
                display: flex;
            }
            .nav-bar {
                display: none;
                position: absolute;
                top: var(--header-h);
                left: 0;
                right: 0;
                background: var(--bg-alt);
                border-top: 1px solid var(--border);
                box-shadow: var(--shadow-lg);
                z-index: 999;
            }
            .nav-bar.open {
                display: block;
            }
            .nav-inner {
                flex-direction: column;
                height: auto;
                padding: 12px 16px;
                gap: 2px;
                overflow-x: visible;
            }
            .nav-link {
                width: 100%;
                justify-content: flex-start;
                padding: 10px 16px;
                border-radius: 8px;
            }
            .hero {
                min-height: 400px;
            }
            .hero h1 {
                font-size: 28px;
            }
            .hero p {
                font-size: 15px;
            }
            .hero-stats {
                gap: 20px;
                flex-wrap: wrap;
            }
            .hero-stats .stat-number {
                font-size: 24px;
            }
            .section {
                padding: 40px 0;
            }
            .section-title {
                font-size: 22px;
            }
            .category-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 14px;
            }
            .cat-card {
                padding: 20px 16px;
            }
            .cat-icon {
                width: 44px;
                height: 44px;
                font-size: 18px;
            }
            .post-card {
                flex-direction: column;
                padding: 16px;
            }
            .post-thumb {
                width: 100%;
                height: 180px;
            }
            .grid-2,
            .grid-3,
            .grid-4 {
                grid-template-columns: 1fr;
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
            .process-steps {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
            .cta-content h2 {
                font-size: 26px;
            }
            .cta-content p {
                font-size: 15px;
            }
            .ticker-inner {
                flex-direction: column;
                align-items: flex-start;
                gap: 10px;
            }
            .ticker-list {
                width: 100%;
            }
            .featured-main .featured-body h3 {
                font-size: 18px;
            }
            .featured-side-item img {
                width: 64px;
                height: 64px;
            }
            .faq-question {
                font-size: 15px;
                padding: 14px 18px;
            }
            .faq-answer {
                font-size: 14px;
            }
            .stat-number {
                font-size: 32px !important;
            }
        }

        @media (max-width: 520px) {
            .hero h1 {
                font-size: 24px;
            }
            .hero-actions {
                flex-direction: column;
            }
            .hero-actions .btn {
                width: 100%;
                justify-content: center;
            }
            .category-grid {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }
            .cat-card {
                padding: 16px 12px;
            }
            .cat-name {
                font-size: 14px;
            }
            .post-thumb {
                height: 140px;
            }
            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
            .stat-number {
                font-size: 28px !important;
            }
            .header-actions .btn {
                display: none;
            }
            .section-title {
                font-size: 20px;
            }
            .logo {
                font-size: 20px;
            }
            .logo i {
                font-size: 22px;
            }
        }

/* roulang page: category1 */
/* ===== Design Variables ===== */
        :root {
            --primary: #e94e3a;
            --primary-light: #f06a58;
            --primary-dark: #c73a2a;
            --secondary: #1c2b4a;
            --secondary-light: #2a3f66;
            --accent: #f5c518;
            --bg-body: #f4f6f9;
            --bg-white: #ffffff;
            --bg-dark: #0f1a2e;
            --bg-card: #ffffff;
            --text-primary: #1a1a2e;
            --text-secondary: #4a4a6a;
            --text-weak: #8a8aaa;
            --text-inverse: #f0f2f5;
            --border-color: #e2e6ed;
            --radius-sm: 6px;
            --radius-md: 12px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
            --shadow-md: 0 8px 28px rgba(0, 0, 0, 0.08);
            --shadow-lg: 0 20px 48px rgba(0, 0, 0, 0.12);
            --shadow-hover: 0 16px 40px rgba(233, 78, 58, 0.15);
            --transition: all 0.25s ease;
            --font-sans: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', Arial, sans-serif;
            --container-max: 1200px;
            --header-h: 130px;
        }

        /* ===== Reset & Base ===== */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.65;
            color: var(--text-primary);
            background: var(--bg-body);
            -webkit-font-smoothing: antialiased;
        }
        a {
            color: var(--primary);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--primary-dark);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius-sm);
        }
        button,
        input,
        textarea {
            font-family: inherit;
            font-size: inherit;
            border: none;
            outline: none;
        }
        ul,
        ol {
            list-style: none;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            line-height: 1.25;
            font-weight: 700;
            color: var(--text-primary);
        }

        /* ===== Container ===== */
        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
        }
        @media (max-width: 640px) {
            .container {
                padding: 0 16px;
            }
        }

        /* ===== Header / Navigation (双层频道Tabs) ===== */
        .site-header {
            background: var(--bg-white);
            box-shadow: 0 2px 20px rgba(0, 0, 0, 0.04);
            position: sticky;
            top: 0;
            z-index: 100;
            border-bottom: 1px solid var(--border-color);
        }
        .header-top {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 12px 0 8px;
        }
        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 24px;
            font-weight: 800;
            color: var(--text-primary);
        }
        .logo i {
            color: var(--primary);
            font-size: 28px;
        }
        .logo span {
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 80%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .header-actions {
            display: flex;
            align-items: center;
            gap: 16px;
        }
        .header-search {
            display: flex;
            align-items: center;
            background: var(--bg-body);
            border-radius: 40px;
            padding: 6px 16px 6px 20px;
            border: 1px solid var(--border-color);
            transition: var(--transition);
        }
        .header-search:focus-within {
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(233, 78, 58, 0.15);
        }
        .header-search input {
            background: transparent;
            border: none;
            padding: 6px 0;
            font-size: 14px;
            color: var(--text-primary);
            min-width: 180px;
        }
        .header-search input::placeholder {
            color: var(--text-weak);
        }
        .header-search button {
            background: transparent;
            color: var(--text-weak);
            cursor: pointer;
            padding: 4px 4px 4px 10px;
            font-size: 16px;
            transition: var(--transition);
        }
        .header-search button:hover {
            color: var(--primary);
        }
        .header-cta {
            background: var(--primary);
            color: #fff;
            padding: 8px 22px;
            border-radius: 40px;
            font-weight: 600;
            font-size: 14px;
            transition: var(--transition);
            display: flex;
            align-items: center;
            gap: 6px;
            white-space: nowrap;
        }
        .header-cta:hover {
            background: var(--primary-dark);
            color: #fff;
            transform: translateY(-1px);
            box-shadow: 0 6px 20px rgba(233, 78, 58, 0.3);
        }

        /* Nav inner (频道行) */
        .nav-inner {
            display: flex;
            align-items: center;
            gap: 4px;
            padding: 6px 0 10px;
            overflow-x: auto;
            scrollbar-width: none;
            -ms-overflow-style: none;
        }
        .nav-inner::-webkit-scrollbar {
            display: none;
        }
        .nav-link {
            display: flex;
            align-items: center;
            gap: 6px;
            padding: 8px 20px;
            border-radius: 40px;
            font-size: 14px;
            font-weight: 500;
            color: var(--text-secondary);
            background: transparent;
            white-space: nowrap;
            transition: var(--transition);
            border: 1px solid transparent;
        }
        .nav-link i {
            font-size: 14px;
        }
        .nav-link:hover {
            background: rgba(233, 78, 58, 0.06);
            color: var(--primary);
            border-color: rgba(233, 78, 58, 0.15);
        }
        .nav-link.active {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
            box-shadow: 0 4px 14px rgba(233, 78, 58, 0.25);
        }
        .nav-link.active:hover {
            background: var(--primary-dark);
            color: #fff;
        }
        .mobile-toggle {
            display: none;
            background: transparent;
            font-size: 22px;
            color: var(--text-primary);
            cursor: pointer;
            padding: 4px 8px;
            border-radius: 6px;
        }
        .mobile-toggle:hover {
            background: var(--bg-body);
        }

        /* 移动端适配 */
        @media (max-width: 820px) {
            :root {
                --header-h: 110px;
            }
            .header-top {
                padding: 10px 0 6px;
            }
            .logo {
                font-size: 20px;
            }
            .logo i {
                font-size: 24px;
            }
            .header-search input {
                min-width: 100px;
                width: 80px;
            }
            .header-cta span {
                display: none;
            }
            .header-cta {
                padding: 8px 14px;
            }
            .nav-link {
                padding: 6px 14px;
                font-size: 13px;
            }
        }
        @media (max-width: 600px) {
            .header-search input {
                min-width: 60px;
                width: 60px;
            }
            .header-actions {
                gap: 8px;
            }
            .header-cta {
                padding: 6px 12px;
                font-size: 12px;
            }
            .nav-link {
                padding: 5px 12px;
                font-size: 12px;
            }
            .nav-link i {
                font-size: 12px;
            }
        }

        /* ===== Page Banner ===== */
        .page-banner {
            position: relative;
            padding: 80px 0 60px;
            background: var(--bg-dark);
            background-image: url('/assets/images/backpic/back-2.png');
            background-size: cover;
            background-position: center 30%;
            background-blend-mode: overlay;
            overflow: hidden;
        }
        .page-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(15, 26, 46, 0.88) 0%, rgba(28, 43, 74, 0.78) 100%);
            z-index: 1;
        }
        .page-banner .container {
            position: relative;
            z-index: 2;
        }
        .banner-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(245, 197, 24, 0.18);
            color: var(--accent);
            padding: 6px 18px;
            border-radius: 40px;
            font-size: 13px;
            font-weight: 600;
            margin-bottom: 20px;
            backdrop-filter: blur(4px);
            border: 1px solid rgba(245, 197, 24, 0.2);
        }
        .banner-badge i {
            font-size: 14px;
        }
        .page-banner h1 {
            font-size: 42px;
            font-weight: 800;
            color: #fff;
            margin-bottom: 16px;
            letter-spacing: -0.5px;
        }
        .page-banner p {
            font-size: 18px;
            color: rgba(255, 255, 255, 0.8);
            max-width: 680px;
            line-height: 1.6;
        }
        .banner-stats {
            display: flex;
            gap: 40px;
            margin-top: 30px;
            flex-wrap: wrap;
        }
        .banner-stat {
            color: #fff;
        }
        .banner-stat .num {
            font-size: 28px;
            font-weight: 800;
            color: var(--accent);
            display: block;
            line-height: 1.2;
        }
        .banner-stat .label {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.65);
            margin-top: 2px;
        }

        @media (max-width: 768px) {
            .page-banner {
                padding: 60px 0 40px;
            }
            .page-banner h1 {
                font-size: 28px;
            }
            .page-banner p {
                font-size: 15px;
            }
            .banner-stats {
                gap: 24px;
            }
            .banner-stat .num {
                font-size: 22px;
            }
        }
        @media (max-width: 520px) {
            .page-banner h1 {
                font-size: 24px;
            }
            .page-banner p {
                font-size: 14px;
            }
            .banner-stats {
                gap: 16px;
            }
            .banner-stat .num {
                font-size: 18px;
            }
        }

        /* ===== Section共用 ===== */
        .section {
            padding: 70px 0;
        }
        .section-alt {
            background: var(--bg-white);
        }
        .section-title {
            font-size: 30px;
            font-weight: 700;
            margin-bottom: 8px;
            letter-spacing: -0.3px;
        }
        .section-desc {
            font-size: 16px;
            color: var(--text-secondary);
            max-width: 600px;
            margin-bottom: 36px;
            line-height: 1.6;
        }
        .section-head {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            flex-wrap: wrap;
            margin-bottom: 36px;
        }
        .section-head .section-title {
            margin-bottom: 0;
        }
        .section-head .section-desc {
            margin-bottom: 0;
        }
        .more-link {
            font-weight: 600;
            font-size: 14px;
            color: var(--primary);
            display: flex;
            align-items: center;
            gap: 6px;
            white-space: nowrap;
        }
        .more-link:hover {
            gap: 10px;
            color: var(--primary-dark);
        }

        @media (max-width: 640px) {
            .section {
                padding: 50px 0;
            }
            .section-title {
                font-size: 24px;
            }
            .section-desc {
                font-size: 14px;
                margin-bottom: 28px;
            }
            .section-head {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
                margin-bottom: 28px;
            }
            .section-head .section-title {
                margin-bottom: 4px;
            }
        }

        /* ===== Tags / Filter ===== */
        .tag-filter {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-bottom: 36px;
        }
        .tag-filter .tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 20px;
            border-radius: 40px;
            font-size: 14px;
            font-weight: 500;
            background: var(--bg-white);
            color: var(--text-secondary);
            border: 1px solid var(--border-color);
            cursor: pointer;
            transition: var(--transition);
        }
        .tag-filter .tag:hover {
            border-color: var(--primary);
            color: var(--primary);
            background: rgba(233, 78, 58, 0.04);
        }
        .tag-filter .tag.active {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
            box-shadow: 0 4px 12px rgba(233, 78, 58, 0.2);
        }
        .tag-filter .tag i {
            font-size: 13px;
        }

        /* ===== Card Grid ===== */
        .card-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
        }
        .card {
            background: var(--bg-card);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-color);
            transition: var(--transition);
            display: flex;
            flex-direction: column;
        }
        .card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
            border-color: transparent;
        }
        .card-img {
            position: relative;
            aspect-ratio: 16 / 9;
            overflow: hidden;
            background: var(--bg-body);
        }
        .card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: var(--transition);
        }
        .card:hover .card-img img {
            transform: scale(1.04);
        }
        .card-tag {
            position: absolute;
            top: 12px;
            left: 12px;
            background: var(--primary);
            color: #fff;
            font-size: 12px;
            font-weight: 600;
            padding: 4px 14px;
            border-radius: 40px;
            letter-spacing: 0.3px;
            box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
        }
        .card-body {
            padding: 22px 24px 24px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .card-body h3 {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 8px;
            line-height: 1.35;
        }
        .card-body h3 a {
            color: var(--text-primary);
        }
        .card-body h3 a:hover {
            color: var(--primary);
        }
        .card-body p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.6;
            flex: 1;
            margin-bottom: 16px;
        }
        .card-meta {
            display: flex;
            align-items: center;
            gap: 14px;
            font-size: 12px;
            color: var(--text-weak);
            border-top: 1px solid var(--border-color);
            padding-top: 14px;
            margin-top: auto;
        }
        .card-meta i {
            margin-right: 3px;
        }
        .card-meta span {
            display: flex;
            align-items: center;
        }

        @media (max-width: 1024px) {
            .card-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 24px;
            }
        }
        @media (max-width: 640px) {
            .card-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .card-body {
                padding: 16px 18px 18px;
            }
            .card-body h3 {
                font-size: 16px;
            }
            .card-body p {
                font-size: 13px;
            }
        }

        /* ===== Featured / 特色图文板块 ===== */
        .feature-block {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
            background: var(--bg-white);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-color);
        }
        .feature-block .feature-img {
            aspect-ratio: 4 / 3;
            overflow: hidden;
            background: var(--bg-body);
        }
        .feature-block .feature-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: var(--transition);
        }
        .feature-block:hover .feature-img img {
            transform: scale(1.03);
        }
        .feature-block .feature-content {
            padding: 40px 40px 40px 0;
        }
        .feature-block .feature-content .badge {
            display: inline-block;
            background: rgba(233, 78, 58, 0.1);
            color: var(--primary);
            font-size: 12px;
            font-weight: 600;
            padding: 4px 14px;
            border-radius: 40px;
            margin-bottom: 14px;
            letter-spacing: 0.3px;
        }
        .feature-block .feature-content h2 {
            font-size: 28px;
            font-weight: 700;
            margin-bottom: 14px;
            letter-spacing: -0.3px;
        }
        .feature-block .feature-content p {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 20px;
        }
        .feature-block .feature-content .btn-group {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }

        @media (max-width: 860px) {
            .feature-block {
                grid-template-columns: 1fr;
                gap: 0;
            }
            .feature-block .feature-content {
                padding: 30px 24px;
            }
            .feature-block .feature-content h2 {
                font-size: 22px;
            }
            .feature-block .feature-content p {
                font-size: 14px;
            }
            .feature-block .feature-img {
                aspect-ratio: 16 / 9;
            }
        }

        /* ===== Buttons ===== */
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 28px;
            border-radius: 40px;
            font-weight: 600;
            font-size: 14px;
            transition: var(--transition);
            cursor: pointer;
            border: 1px solid transparent;
            background: transparent;
            text-align: center;
            justify-content: center;
        }
        .btn-primary {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
        }
        .btn-primary:hover {
            background: var(--primary-dark);
            border-color: var(--primary-dark);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(233, 78, 58, 0.3);
        }
        .btn-outline {
            color: var(--text-secondary);
            border-color: var(--border-color);
            background: var(--bg-white);
        }
        .btn-outline:hover {
            border-color: var(--primary);
            color: var(--primary);
            background: rgba(233, 78, 58, 0.04);
            transform: translateY(-2px);
        }
        .btn-sm {
            padding: 8px 18px;
            font-size: 13px;
        }

        /* ===== List板块 (排行/列表) ===== */
        .list-card {
            background: var(--bg-white);
            border-radius: var(--radius-md);
            border: 1px solid var(--border-color);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
        }
        .list-item {
            display: flex;
            align-items: center;
            gap: 16px;
            padding: 18px 24px;
            border-bottom: 1px solid var(--border-color);
            transition: var(--transition);
            cursor: default;
        }
        .list-item:last-child {
            border-bottom: none;
        }
        .list-item:hover {
            background: rgba(233, 78, 58, 0.02);
        }
        .list-item .rank {
            font-size: 20px;
            font-weight: 800;
            color: var(--text-weak);
            min-width: 36px;
            text-align: center;
            font-variant-numeric: tabular-nums;
        }
        .list-item .rank.top {
            color: var(--primary);
        }
        .list-item .list-content {
            flex: 1;
            min-width: 0;
        }
        .list-item .list-content h4 {
            font-size: 16px;
            font-weight: 600;
            margin-bottom: 4px;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }
        .list-item .list-content p {
            font-size: 13px;
            color: var(--text-weak);
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }
        .list-item .list-meta {
            font-size: 12px;
            color: var(--text-weak);
            white-space: nowrap;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .list-item .list-meta i {
            margin-right: 3px;
        }

        @media (max-width: 640px) {
            .list-item {
                padding: 14px 16px;
                gap: 12px;
                flex-wrap: wrap;
            }
            .list-item .list-content h4 {
                font-size: 14px;
            }
            .list-item .rank {
                font-size: 16px;
                min-width: 28px;
            }
            .list-item .list-meta {
                font-size: 11px;
                gap: 6px;
            }
        }

        /* ===== FAQ ===== */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }
        .faq-item {
            background: var(--bg-white);
            border-radius: var(--radius-md);
            border: 1px solid var(--border-color);
            margin-bottom: 14px;
            overflow: hidden;
            transition: var(--transition);
        }
        .faq-item:hover {
            border-color: rgba(233, 78, 58, 0.2);
            box-shadow: var(--shadow-sm);
        }
        .faq-q {
            padding: 18px 24px;
            font-weight: 600;
            font-size: 16px;
            cursor: pointer;
            display: flex;
            align-items: center;
            gap: 12px;
            background: transparent;
            transition: var(--transition);
            user-select: none;
        }
        .faq-q i {
            color: var(--primary);
            font-size: 16px;
            transition: var(--transition);
        }
        .faq-q .faq-toggle {
            margin-left: auto;
            color: var(--text-weak);
            font-size: 14px;
            transition: var(--transition);
        }
        .faq-item.open .faq-q .faq-toggle {
            transform: rotate(180deg);
        }
        .faq-a {
            padding: 0 24px 20px;
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.7;
            display: none;
        }
        .faq-item.open .faq-a {
            display: block;
        }
        .faq-item.open .faq-q {
            color: var(--primary);
        }

        @media (max-width: 640px) {
            .faq-q {
                padding: 14px 16px;
                font-size: 14px;
            }
            .faq-a {
                padding: 0 16px 16px;
                font-size: 14px;
            }
        }

        /* ===== CTA ===== */
        .cta-section {
            background: var(--bg-dark);
            background-image: url('/assets/images/backpic/back-3.png');
            background-size: cover;
            background-position: center;
            background-blend-mode: overlay;
            position: relative;
            padding: 80px 0;
            text-align: center;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(15, 26, 46, 0.9) 0%, rgba(28, 43, 74, 0.8) 100%);
            z-index: 1;
        }
        .cta-section .container {
            position: relative;
            z-index: 2;
        }
        .cta-section h2 {
            font-size: 34px;
            font-weight: 800;
            color: #fff;
            margin-bottom: 16px;
        }
        .cta-section p {
            font-size: 17px;
            color: rgba(255, 255, 255, 0.75);
            max-width: 600px;
            margin: 0 auto 30px;
            line-height: 1.6;
        }
        .cta-section .btn-group {
            display: flex;
            justify-content: center;
            gap: 16px;
            flex-wrap: wrap;
        }
        .cta-section .btn-primary {
            background: var(--accent);
            border-color: var(--accent);
            color: var(--secondary);
        }
        .cta-section .btn-primary:hover {
            background: #e0b016;
            border-color: #e0b016;
            box-shadow: 0 8px 24px rgba(245, 197, 24, 0.35);
        }
        .cta-section .btn-outline-light {
            color: #fff;
            border-color: rgba(255, 255, 255, 0.4);
            background: transparent;
        }
        .cta-section .btn-outline-light:hover {
            border-color: #fff;
            background: rgba(255, 255, 255, 0.08);
            color: #fff;
        }

        @media (max-width: 640px) {
            .cta-section {
                padding: 60px 0;
            }
            .cta-section h2 {
                font-size: 26px;
            }
            .cta-section p {
                font-size: 14px;
            }
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--bg-dark);
            color: rgba(255, 255, 255, 0.7);
            padding: 60px 0 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr 1fr;
            gap: 40px;
            padding-bottom: 40px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }
        .footer-brand .logo {
            color: #fff;
            margin-bottom: 16px;
        }
        .footer-brand .logo i {
            color: var(--primary);
        }
        .footer-brand .logo span {
            -webkit-text-fill-color: #fff;
            background: none;
        }
        .footer-brand p {
            font-size: 14px;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.6);
        }
        .footer-col h4 {
            font-size: 16px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 18px;
        }
        .footer-col ul li {
            margin-bottom: 10px;
        }
        .footer-col ul li a {
            color: rgba(255, 255, 255, 0.6);
            font-size: 14px;
            display: flex;
            align-items: center;
            gap: 8px;
            transition: var(--transition);
        }
        .footer-col ul li a i {
            font-size: 10px;
            color: var(--text-weak);
        }
        .footer-col ul li a:hover {
            color: var(--primary);
            padding-left: 4px;
        }
        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 24px 0 30px;
            flex-wrap: wrap;
            gap: 16px;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.4);
        }
        .footer-social {
            display: flex;
            gap: 14px;
        }
        .footer-social a {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.06);
            color: rgba(255, 255, 255, 0.5);
            font-size: 16px;
            transition: var(--transition);
        }
        .footer-social a:hover {
            background: var(--primary);
            color: #fff;
            transform: translateY(-3px);
        }

        @media (max-width: 860px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 30px;
            }
            .footer-brand {
                grid-column: 1 / -1;
            }
        }
        @media (max-width: 520px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
            .site-footer {
                padding: 40px 0 0;
            }
        }

        /* ===== Utility ===== */
        .text-center {
            text-align: center;
        }
        .mb-0 {
            margin-bottom: 0 !important;
        }
        .mt-8 {
            margin-top: 8px;
        }

        /* ===== 面包屑 ===== */
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--text-weak);
            padding: 14px 0 6px;
            background: var(--bg-body);
        }
        .breadcrumb a {
            color: var(--text-weak);
        }
        .breadcrumb a:hover {
            color: var(--primary);
        }
        .breadcrumb i {
            font-size: 10px;
            color: var(--text-weak);
        }
        .breadcrumb .current {
            color: var(--text-secondary);
            font-weight: 500;
        }

        /* ===== 加载/占位 兼容 ===== */
        .empty-state {
            text-align: center;
            padding: 40px 20px;
            color: var(--text-weak);
        }
        .empty-state i {
            font-size: 48px;
            margin-bottom: 16px;
            opacity: 0.4;
        }

/* 移动端 nav show 支持 */
        .nav-inner.show {
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
            padding: 12px 0 16px;
        }
        @media (max-width: 820px) {
            .nav-inner {
                display: none;
                flex-direction: row;
                flex-wrap: wrap;
                gap: 6px;
                padding: 8px 0 12px;
            }
            .mobile-toggle {
                display: inline-flex;
                align-items: center;
                justify-content: center;
            }
            .nav-inner.show {
                display: flex;
            }
        }
        @media (min-width: 821px) {
            .mobile-toggle {
                display: none !important;
            }
            .nav-inner {
                display: flex !important;
            }
        }

/* roulang page: article */
/* ===== Design Variables ===== */
        :root {
            --primary: #1B2A4A;
            --primary-light: #2D4A7A;
            --primary-dark: #0F1A2E;
            --accent: #F05454;
            --accent-hover: #D94444;
            --gold: #E8C547;
            --gold-light: #F0D66A;
            --bg: #F5F7FA;
            --bg-card: #FFFFFF;
            --bg-dark: #1B2A4A;
            --text-primary: #1A1A2E;
            --text-secondary: #6B7280;
            --text-light: #9CA3AF;
            --text-white: #FFFFFF;
            --border: #E5E7EB;
            --border-light: #F0F0F0;
            --radius: 12px;
            --radius-sm: 8px;
            --radius-lg: 20px;
            --shadow: 0 4px 24px rgba(27,42,74,0.08);
            --shadow-hover: 0 12px 40px rgba(27,42,74,0.16);
            --shadow-sm: 0 2px 12px rgba(27,42,74,0.06);
            --transition: 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
            --font-family: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
            --max-width: 1200px;
            --content-width: 820px;
            --header-height: 130px;
        }

        /* ===== Reset & Base ===== */
        *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
        html { scroll-behavior: smooth; }
        body {
            font-family: var(--font-family);
            font-size: 16px;
            line-height: 1.7;
            color: var(--text-primary);
            background: var(--bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        a { color: inherit; text-decoration: none; transition: var(--transition); }
        a:hover { color: var(--accent); }
        img { max-width: 100%; height: auto; display: block; border-radius: var(--radius-sm); }
        button, input, textarea { font-family: inherit; font-size: 1rem; outline: none; border: none; }
        ul, ol { list-style: none; }
        h1, h2, h3, h4, h5, h6 { line-height: 1.25; font-weight: 700; color: var(--text-primary); }
        h1 { font-size: 2.4rem; }
        h2 { font-size: 1.8rem; margin-bottom: 1rem; }
        h3 { font-size: 1.3rem; }
        p { margin-bottom: 1.2rem; color: var(--text-secondary); }
        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 24px;
        }
        .content-container {
            max-width: var(--content-width);
            margin: 0 auto;
            padding: 0 24px;
        }
        .section-title {
            font-size: 1.6rem;
            font-weight: 700;
            margin-bottom: 0.5rem;
            color: var(--text-primary);
            position: relative;
            display: inline-block;
        }
        .section-title::after {
            content: '';
            display: block;
            width: 48px;
            height: 4px;
            background: var(--accent);
            border-radius: 4px;
            margin-top: 8px;
        }
        .section-subtitle {
            font-size: 1rem;
            color: var(--text-secondary);
            margin-bottom: 2rem;
        }
        .text-center { text-align: center; }
        .mb-1 { margin-bottom: 1rem; }
        .mb-2 { margin-bottom: 2rem; }
        .mb-3 { margin-bottom: 3rem; }

        /* ===== Header / Nav ===== */
        .site-header {
            background: var(--bg-card);
            border-bottom: 1px solid var(--border);
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: var(--shadow-sm);
        }
        .header-top {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 12px 0;
            border-bottom: 1px solid var(--border-light);
        }
        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--primary);
        }
        .logo i {
            font-size: 1.8rem;
            color: var(--accent);
        }
        .logo span {
            background: linear-gradient(135deg, var(--primary), var(--accent));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .header-actions {
            display: flex;
            align-items: center;
            gap: 16px;
        }
        .header-search {
            display: flex;
            align-items: center;
            background: var(--bg);
            border-radius: 40px;
            padding: 6px 16px 6px 20px;
            border: 1px solid var(--border);
            transition: var(--transition);
        }
        .header-search:focus-within {
            border-color: var(--primary-light);
            box-shadow: 0 0 0 3px rgba(45,74,122,0.12);
        }
        .header-search input {
            background: transparent;
            border: none;
            padding: 6px 0;
            width: 180px;
            font-size: 0.9rem;
            color: var(--text-primary);
        }
        .header-search input::placeholder { color: var(--text-light); }
        .header-search button {
            background: transparent;
            color: var(--text-secondary);
            cursor: pointer;
            font-size: 0.95rem;
            padding: 4px 0 4px 12px;
            transition: var(--transition);
        }
        .header-search button:hover { color: var(--accent); }
        .header-cta {
            background: var(--accent);
            color: var(--text-white);
            padding: 8px 22px;
            border-radius: 40px;
            font-size: 0.85rem;
            font-weight: 600;
            transition: var(--transition);
            white-space: nowrap;
        }
        .header-cta:hover {
            background: var(--accent-hover);
            color: var(--text-white);
            transform: translateY(-1px);
            box-shadow: 0 6px 20px rgba(240,84,84,0.35);
        }
        .nav-bar {
            display: flex;
            align-items: center;
            gap: 4px;
            padding: 6px 0;
            overflow-x: auto;
            scrollbar-width: none;
            -ms-overflow-style: none;
        }
        .nav-bar::-webkit-scrollbar { display: none; }
        .nav-link {
            display: flex;
            align-items: center;
            gap: 6px;
            padding: 8px 20px;
            border-radius: 40px;
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--text-secondary);
            white-space: nowrap;
            transition: var(--transition);
            background: transparent;
        }
        .nav-link i { font-size: 0.85rem; }
        .nav-link:hover {
            color: var(--primary);
            background: rgba(27,42,74,0.06);
        }
        .nav-link.active {
            color: var(--text-white);
            background: var(--primary);
            box-shadow: 0 4px 14px rgba(27,42,74,0.2);
        }
        .nav-link.active:hover {
            background: var(--primary-light);
            color: var(--text-white);
        }
        .mobile-toggle {
            display: none;
            background: transparent;
            font-size: 1.4rem;
            color: var(--primary);
            cursor: pointer;
            padding: 4px 8px;
            border-radius: var(--radius-sm);
            transition: var(--transition);
        }
        .mobile-toggle:hover { background: rgba(27,42,74,0.06); }
        .mobile-menu {
            display: none;
            background: var(--bg-card);
            border-top: 1px solid var(--border);
            padding: 12px 0;
            position: absolute;
            top: 100%;
            left: 0;
            right: 0;
            box-shadow: var(--shadow);
            z-index: 999;
        }
        .mobile-menu.open { display: block; }
        .mobile-menu .nav-link {
            padding: 12px 24px;
            border-radius: 0;
            justify-content: flex-start;
        }
        .mobile-menu .nav-link.active {
            background: rgba(27,42,74,0.08);
            color: var(--primary);
        }

        /* ===== Article Banner ===== */
        .article-banner {
            position: relative;
            padding: 80px 0 60px;
            background: var(--primary-dark);
            background-image: url('/assets/images/backpic/back-2.png');
            background-size: cover;
            background-position: center;
            background-blend-mode: overlay;
            min-height: 320px;
            display: flex;
            align-items: center;
        }
        .article-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(27,42,74,0.88) 0%, rgba(15,26,46,0.72) 100%);
            z-index: 1;
        }
        .article-banner .content-container { position: relative; z-index: 2; width: 100%; }
        .article-meta-top {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 16px;
            margin-bottom: 20px;
        }
        .article-category-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: var(--accent);
            color: var(--text-white);
            padding: 5px 16px;
            border-radius: 40px;
            font-size: 0.8rem;
            font-weight: 600;
            letter-spacing: 0.3px;
        }
        .article-category-tag i { font-size: 0.75rem; }
        .article-date {
            font-size: 0.85rem;
            color: rgba(255,255,255,0.7);
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .article-date i { font-size: 0.8rem; }
        .article-views {
            font-size: 0.85rem;
            color: rgba(255,255,255,0.6);
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .article-views i { font-size: 0.8rem; }
        .article-banner h1 {
            font-size: 2.6rem;
            font-weight: 800;
            color: var(--text-white);
            line-height: 1.2;
            max-width: 780px;
            text-shadow: 0 2px 20px rgba(0,0,0,0.3);
        }
        .article-banner .article-desc {
            font-size: 1.05rem;
            color: rgba(255,255,255,0.75);
            margin-top: 16px;
            max-width: 660px;
            line-height: 1.6;
        }
        .breadcrumb {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 8px;
            font-size: 0.82rem;
            color: rgba(255,255,255,0.6);
            margin-bottom: 24px;
        }
        .breadcrumb a { color: rgba(255,255,255,0.7); }
        .breadcrumb a:hover { color: var(--gold); }
        .breadcrumb i { font-size: 0.65rem; color: rgba(255,255,255,0.4); }

        /* ===== Article Content ===== */
        .article-main {
            padding: 48px 0 60px;
            background: var(--bg);
        }
        .article-body {
            background: var(--bg-card);
            border-radius: var(--radius);
            padding: 48px 56px;
            box-shadow: var(--shadow);
        }
        .article-body .featured-image {
            margin: -48px -56px 36px -56px;
            border-radius: var(--radius) var(--radius) 0 0;
            overflow: hidden;
            max-height: 460px;
        }
        .article-body .featured-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            border-radius: 0;
        }
        .article-body .post-content {
            font-size: 1.05rem;
            line-height: 1.85;
            color: var(--text-primary);
        }
        .article-body .post-content p {
            margin-bottom: 1.4rem;
            color: var(--text-primary);
        }
        .article-body .post-content h2,
        .article-body .post-content h3 {
            margin-top: 2rem;
            margin-bottom: 0.8rem;
        }
        .article-body .post-content h2 { font-size: 1.5rem; }
        .article-body .post-content h3 { font-size: 1.2rem; }
        .article-body .post-content ul,
        .article-body .post-content ol {
            margin-bottom: 1.4rem;
            padding-left: 1.8rem;
        }
        .article-body .post-content ul li {
            list-style: disc;
            margin-bottom: 0.5rem;
            color: var(--text-primary);
        }
        .article-body .post-content ol li {
            list-style: decimal;
            margin-bottom: 0.5rem;
            color: var(--text-primary);
        }
        .article-body .post-content blockquote {
            border-left: 4px solid var(--accent);
            padding: 16px 24px;
            background: rgba(240,84,84,0.06);
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            margin: 1.6rem 0;
            font-style: italic;
            color: var(--text-secondary);
        }
        .article-body .post-content blockquote p { margin-bottom: 0; }
        .article-body .post-content img {
            border-radius: var(--radius-sm);
            margin: 1.6rem 0;
            width: 100%;
        }
        .article-body .post-content a {
            color: var(--primary-light);
            text-decoration: underline;
            text-underline-offset: 3px;
        }
        .article-body .post-content a:hover { color: var(--accent); }
        .article-body .post-content code {
            background: var(--bg);
            padding: 2px 10px;
            border-radius: 4px;
            font-size: 0.9rem;
            font-family: 'Menlo', 'Monaco', monospace;
        }
        .article-body .post-content pre {
            background: var(--primary-dark);
            color: #e2e8f0;
            padding: 20px 24px;
            border-radius: var(--radius-sm);
            overflow-x: auto;
            margin: 1.6rem 0;
            font-size: 0.9rem;
            line-height: 1.6;
        }
        .article-body .post-content pre code {
            background: transparent;
            padding: 0;
            color: inherit;
        }

        /* ===== Tags & Share ===== */
        .article-tags-share {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            padding: 32px 0 16px;
            border-top: 1px solid var(--border);
            margin-top: 32px;
        }
        .article-tags {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 8px;
        }
        .article-tags .tag-label {
            font-size: 0.85rem;
            color: var(--text-secondary);
            margin-right: 4px;
        }
        .article-tags .tag {
            display: inline-block;
            background: var(--bg);
            color: var(--text-secondary);
            padding: 4px 14px;
            border-radius: 40px;
            font-size: 0.78rem;
            font-weight: 500;
            border: 1px solid var(--border);
            transition: var(--transition);
        }
        .article-tags .tag:hover {
            background: var(--primary);
            color: var(--text-white);
            border-color: var(--primary);
        }
        .article-share {
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .article-share span {
            font-size: 0.85rem;
            color: var(--text-secondary);
        }
        .article-share a {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: var(--bg);
            color: var(--text-secondary);
            border: 1px solid var(--border);
            transition: var(--transition);
            font-size: 0.9rem;
        }
        .article-share a:hover {
            background: var(--primary);
            color: var(--text-white);
            border-color: var(--primary);
            transform: translateY(-2px);
        }

        /* ===== Prev / Next Nav ===== */
        .article-prev-next {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            padding: 24px 0;
            border-top: 1px solid var(--border);
            margin-top: 8px;
        }
        .article-prev-next a {
            flex: 1;
            min-width: 200px;
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 16px 20px;
            background: var(--bg);
            border-radius: var(--radius-sm);
            border: 1px solid var(--border);
            transition: var(--transition);
        }
        .article-prev-next a:hover {
            background: var(--bg-card);
            border-color: var(--primary-light);
            box-shadow: var(--shadow-sm);
            transform: translateY(-2px);
        }
        .article-prev-next .pn-direction {
            font-size: 0.75rem;
            color: var(--text-light);
            text-transform: uppercase;
            letter-spacing: 0.5px;
            display: block;
            margin-bottom: 4px;
        }
        .article-prev-next .pn-title {
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--text-primary);
            line-height: 1.3;
        }
        .article-prev-next .pn-icon {
            font-size: 1.2rem;
            color: var(--primary-light);
            flex-shrink: 0;
        }
        .article-prev-next .pn-next { text-align: right; flex-direction: row-reverse; }

        /* ===== Related Posts ===== */
        .related-section {
            padding: 60px 0;
            background: var(--bg-card);
        }
        .related-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            margin-top: 32px;
        }
        .related-card {
            background: var(--bg);
            border-radius: var(--radius);
            overflow: hidden;
            border: 1px solid var(--border);
            transition: var(--transition);
        }
        .related-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-hover);
            border-color: transparent;
        }
        .related-card .card-img {
            height: 160px;
            overflow: hidden;
        }
        .related-card .card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            border-radius: 0;
            transition: var(--transition);
        }
        .related-card:hover .card-img img { transform: scale(1.06); }
        .related-card .card-body {
            padding: 16px 18px 20px;
        }
        .related-card .card-cat {
            font-size: 0.72rem;
            color: var(--accent);
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 0.4px;
            margin-bottom: 6px;
        }
        .related-card .card-title {
            font-size: 0.95rem;
            font-weight: 700;
            color: var(--text-primary);
            line-height: 1.35;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .related-card .card-meta {
            font-size: 0.78rem;
            color: var(--text-light);
            margin-top: 8px;
            display: flex;
            align-items: center;
            gap: 12px;
        }

        /* ===== CTA Section ===== */
        .article-cta {
            padding: 60px 0;
            background: var(--primary);
            background-image: url('/assets/images/backpic/back-1.png');
            background-size: cover;
            background-position: center;
            background-blend-mode: overlay;
            position: relative;
        }
        .article-cta::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(27,42,74,0.9) 0%, rgba(15,26,46,0.8) 100%);
            z-index: 1;
        }
        .article-cta .content-container { position: relative; z-index: 2; }
        .article-cta .cta-box {
            text-align: center;
            max-width: 600px;
            margin: 0 auto;
        }
        .article-cta .cta-box h2 {
            color: var(--text-white);
            font-size: 1.8rem;
            margin-bottom: 0.5rem;
        }
        .article-cta .cta-box p {
            color: rgba(255,255,255,0.75);
            font-size: 1rem;
            margin-bottom: 1.6rem;
        }
        .cta-form {
            display: flex;
            gap: 12px;
            max-width: 480px;
            margin: 0 auto;
            flex-wrap: wrap;
            justify-content: center;
        }
        .cta-form input {
            flex: 1;
            min-width: 200px;
            padding: 12px 20px;
            border-radius: 40px;
            border: 1px solid rgba(255,255,255,0.25);
            background: rgba(255,255,255,0.12);
            color: var(--text-white);
            font-size: 0.9rem;
        }
        .cta-form input::placeholder { color: rgba(255,255,255,0.5); }
        .cta-form input:focus { border-color: var(--gold); background: rgba(255,255,255,0.18); }
        .cta-form button {
            background: var(--gold);
            color: var(--primary-dark);
            padding: 12px 32px;
            border-radius: 40px;
            font-weight: 700;
            font-size: 0.9rem;
            cursor: pointer;
            transition: var(--transition);
            white-space: nowrap;
        }
        .cta-form button:hover {
            background: var(--gold-light);
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(232,197,71,0.35);
        }

        /* ===== Not Found ===== */
        .not-found-box {
            text-align: center;
            padding: 80px 24px;
            background: var(--bg-card);
            border-radius: var(--radius);
            box-shadow: var(--shadow);
        }
        .not-found-box i {
            font-size: 3.6rem;
            color: var(--text-light);
            margin-bottom: 20px;
        }
        .not-found-box h2 {
            font-size: 1.6rem;
            color: var(--text-primary);
        }
        .not-found-box p {
            color: var(--text-secondary);
            margin: 12px 0 24px;
        }
        .not-found-box .btn-home {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--primary);
            color: var(--text-white);
            padding: 12px 32px;
            border-radius: 40px;
            font-weight: 600;
            transition: var(--transition);
        }
        .not-found-box .btn-home:hover {
            background: var(--primary-light);
            color: var(--text-white);
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(27,42,74,0.3);
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--primary-dark);
            color: rgba(255,255,255,0.7);
            padding: 56px 0 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
            padding-bottom: 40px;
            border-bottom: 1px solid rgba(255,255,255,0.08);
        }
        .footer-brand .logo {
            color: var(--text-white);
            margin-bottom: 16px;
        }
        .footer-brand .logo i { color: var(--accent); }
        .footer-brand .logo span {
            background: linear-gradient(135deg, #fff, var(--gold));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .footer-brand p {
            font-size: 0.9rem;
            color: rgba(255,255,255,0.55);
            line-height: 1.7;
            max-width: 360px;
        }
        .footer-col h4 {
            font-size: 0.95rem;
            font-weight: 700;
            color: var(--text-white);
            margin-bottom: 18px;
            letter-spacing: 0.5px;
        }
        .footer-col ul li { margin-bottom: 10px; }
        .footer-col ul li a {
            font-size: 0.88rem;
            color: rgba(255,255,255,0.55);
            display: flex;
            align-items: center;
            gap: 8px;
            transition: var(--transition);
        }
        .footer-col ul li a i { font-size: 0.65rem; color: var(--gold); }
        .footer-col ul li a:hover { color: var(--gold); padding-left: 4px; }
        .footer-bottom {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 24px 0;
        }
        .footer-bottom span {
            font-size: 0.82rem;
            color: rgba(255,255,255,0.4);
        }
        .footer-social {
            display: flex;
            gap: 12px;
        }
        .footer-social a {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            border-radius: 50%;
            background: rgba(255,255,255,0.08);
            color: rgba(255,255,255,0.5);
            transition: var(--transition);
            font-size: 1rem;
        }
        .footer-social a:hover {
            background: var(--accent);
            color: var(--text-white);
            transform: translateY(-3px);
        }

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .related-grid { grid-template-columns: repeat(2, 1fr); }
            .footer-grid { grid-template-columns: 1fr 1fr; }
            .footer-brand { grid-column: 1 / -1; }
            .article-banner h1 { font-size: 2.1rem; }
        }
        @media (max-width: 768px) {
            :root { --header-height: 110px; }
            .header-search input { width: 120px; }
            .header-cta { display: none; }
            .nav-bar { display: none; }
            .mobile-toggle { display: block; }
            .article-banner { padding: 60px 0 40px; min-height: 240px; }
            .article-banner h1 { font-size: 1.6rem; }
            .article-banner .article-desc { font-size: 0.95rem; }
            .article-body { padding: 28px 24px; }
            .article-body .featured-image { margin: -28px -24px 24px -24px; max-height: 280px; }
            .article-tags-share { flex-direction: column; align-items: flex-start; }
            .article-prev-next a { min-width: 100%; }
            .related-grid { grid-template-columns: 1fr; }
            .footer-grid { grid-template-columns: 1fr; gap: 28px; }
            .footer-bottom { flex-direction: column; text-align: center; }
            .cta-form input { min-width: 100%; }
            .cta-form button { width: 100%; }
            .article-main { padding: 28px 0 40px; }
            .related-section { padding: 40px 0; }
            .article-cta { padding: 40px 0; }
            .section-title { font-size: 1.3rem; }
            h2 { font-size: 1.4rem; }
            .article-body .post-content { font-size: 0.98rem; }
        }
        @media (max-width: 520px) {
            .container { padding: 0 16px; }
            .content-container { padding: 0 16px; }
            .header-search input { width: 80px; }
            .header-search { padding: 4px 12px 4px 16px; }
            .article-banner h1 { font-size: 1.35rem; }
            .article-body { padding: 20px 16px; }
            .article-body .featured-image { margin: -20px -16px 20px -16px; max-height: 200px; }
            .article-banner { padding: 40px 0 28px; }
            .logo { font-size: 1.2rem; }
            .logo i { font-size: 1.4rem; }
        }