/* roulang page: index */
:root {
            --primary: #2D6FE1;
            --primary-dark: #1B4FAD;
            --primary-light: #EEF4FC;
            --accent: #FF8540;
            --accent-hover: #F26E2E;
            --success: #14A37F;
            --warning: #E5484D;
            --bg: #F5F8FC;
            --card-bg: #FFFFFF;
            --text: #1E2A38;
            --text-secondary: #5F6E7E;
            --text-muted: #95A3B3;
            --border: #E1E9F2;
            --radius-lg: 16px;
            --radius-md: 12px;
            --radius-sm: 8px;
            --shadow-sm: 0 2px 12px rgba(35, 78, 130, 0.08);
            --shadow-md: 0 12px 28px rgba(35, 78, 130, 0.14);
            --shadow-cta: 0 8px 20px rgba(255, 133, 64, 0.35);
            --transition: 0.25s ease;
            --font: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            --font-num: 'DIN Alternate', 'Roboto Mono', monospace;
        }
        *, *::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 { text-decoration: none; color: inherit; }
        img { max-width: 100%; display: block; }
        ul, ol { list-style: none; }
        button, input { font-family: inherit; border: none; outline: none; background: none; }
        .container { max-width: 1240px; margin: 0 auto; padding: 0 24px; }
        .text-center { text-align: center; }
        .section-padding { padding: 88px 0; }
        .section-padding-sm { padding: 48px 0; }

        /* ===== Header / Nav ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 200;
            background: rgba(255, 255, 255, 0.86);
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
            border-bottom: 1px solid var(--border);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 72px;
            gap: 24px;
            flex-wrap: nowrap;
        }
        .brand {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        .brand-icon {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            color: #fff;
            font-size: 20px;
            font-weight: 800;
            display: flex;
            align-items: center;
            justify-content: center;
            box-shadow: 0 4px 12px rgba(45, 111, 225, 0.25);
        }
        .brand-text {
            font-size: 18px;
            font-weight: 700;
            color: var(--text);
            white-space: nowrap;
            letter-spacing: 0.5px;
        }
        .main-nav ul {
            display: flex;
            gap: 8px;
            align-items: center;
        }
        .main-nav a {
            display: block;
            padding: 8px 14px;
            font-size: 15px;
            font-weight: 500;
            color: var(--text-secondary);
            border-radius: var(--radius-sm);
            position: relative;
            transition: color var(--transition), background var(--transition);
        }
        .main-nav a:hover {
            color: var(--primary);
            background: var(--primary-light);
        }
        .main-nav a.active {
            color: var(--primary);
            font-weight: 600;
        }
        .main-nav a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 3px;
            border-radius: 3px;
            background: var(--primary);
        }
        .header-tools {
            display: flex;
            align-items: center;
            gap: 16px;
            flex-shrink: 0;
        }
        .online-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(20, 163, 127, 0.1);
            color: var(--success);
            font-size: 13px;
            font-weight: 600;
            padding: 5px 12px;
            border-radius: 999px;
            white-space: nowrap;
        }
        .online-badge .dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--success);
            animation: pulse 2s ease infinite;
        }
        @keyframes pulse {
            0%, 100% { opacity: 1; transform: scale(1); }
            50% { opacity: 0.6; transform: scale(0.8); }
        }
        .countdown {
            display: flex;
            align-items: center;
            gap: 4px;
            font-size: 14px;
            color: var(--text-muted);
            white-space: nowrap;
        }
        .countdown .cd-num {
            font-family: var(--font-num);
            font-weight: 700;
            color: var(--accent);
            background: rgba(255, 133, 64, 0.08);
            padding: 2px 6px;
            border-radius: 6px;
        }
        .countdown .cd-colon { font-weight: 700; color: var(--accent); }
        .countdown .cd-label { margin-left: 4px; font-size: 12px; }
        .btn-cta {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: var(--accent);
            color: #fff;
            font-size: 15px;
            font-weight: 600;
            padding: 12px 28px;
            border-radius: 999px;
            box-shadow: var(--shadow-cta);
            cursor: pointer;
            transition: all var(--transition);
            border: none;
            white-space: nowrap;
        }
        .btn-cta:hover {
            background: var(--accent-hover);
            transform: translateY(-2px);
            box-shadow: 0 12px 28px rgba(255, 133, 64, 0.35);
        }
        .btn-cta:active {
            transform: translateY(0);
            box-shadow: 0 4px 12px rgba(255, 133, 64, 0.35);
        }
        .btn-cta:focus-visible {
            outline: 2px solid #7AA9F0;
            outline-offset: 2px;
        }
        .btn-secondary {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(255, 255, 255, 0.2);
            color: #fff;
            font-size: 15px;
            font-weight: 600;
            padding: 12px 28px;
            border-radius: 999px;
            border: 1.5px solid rgba(255, 255, 255, 0.7);
            backdrop-filter: blur(4px);
            cursor: pointer;
            transition: all var(--transition);
        }
        .btn-secondary:hover {
            background: rgba(255, 255, 255, 0.35);
            border-color: #fff;
        }
        .hamburger {
            display: none;
            width: 48px;
            height: 48px;
            border-radius: 50%;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 5px;
            cursor: pointer;
            transition: background var(--transition);
        }
        .hamburger:hover { background: var(--primary-light); }
        .hamburger span {
            display: block;
            width: 22px;
            height: 2px;
            background: var(--text);
            border-radius: 2px;
            transition: all 0.3s ease;
        }
        .hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
        .hamburger.open span:nth-child(2) { opacity: 0; }
        .hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
        .mobile-drawer {
            display: none;
            position: fixed;
            top: 72px;
            left: 0;
            right: 0;
            bottom: 0;
            background: #fff;
            z-index: 150;
            padding: 32px 24px;
            flex-direction: column;
            gap: 8px;
            overflow-y: auto;
        }
        .mobile-drawer.open { display: flex; }
        .mobile-drawer a {
            display: block;
            padding: 16px 20px;
            font-size: 17px;
            font-weight: 500;
            color: var(--text);
            border-radius: var(--radius-md);
            border-bottom: 1px solid var(--border);
            transition: background var(--transition);
        }
        .mobile-drawer a:hover { background: var(--primary-light); }
        .mobile-drawer a.active { color: var(--primary); background: var(--primary-light); }
        .mobile-drawer .drawer-footer {
            margin-top: 24px;
            padding-top: 24px;
            border-top: 1px solid var(--border);
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        /* ===== Hero ===== */
        .hero {
            position: relative;
            background: url('/assets/images/backpic/back-1.png') center center / cover no-repeat;
            padding: 120px 0 80px;
            overflow: hidden;
        }
        .hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(13, 42, 82, 0.5) 0%, rgba(13, 42, 82, 0.15) 100%);
        }
        .hero-inner {
            position: relative;
            z-index: 2;
            max-width: 640px;
        }
        .hero-pill {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 255, 255, 0.15);
            backdrop-filter: blur(6px);
            color: #fff;
            font-size: 13px;
            font-weight: 500;
            padding: 6px 16px;
            border-radius: 999px;
            border: 1px solid rgba(255, 255, 255, 0.25);
            margin-bottom: 20px;
        }
        .hero-pill i { color: var(--accent); }
        .hero h1 {
            font-size: clamp(36px, 5vw, 48px);
            font-weight: 800;
            line-height: 1.25;
            color: #fff;
            margin-bottom: 18px;
            text-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
        }
        .hero-sub {
            font-size: 17px;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.9);
            margin-bottom: 32px;
            max-width: 520px;
        }
        .hero-btns {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
            margin-bottom: 48px;
        }
        .hero-stats {
            position: relative;
            z-index: 2;
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            background: rgba(255, 255, 255, 0.1);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border: 1px solid rgba(255, 255, 255, 0.2);
            border-radius: 16px;
            padding: 24px 32px;
            gap: 24px;
        }
        .stat-item {
            text-align: center;
        }
        .stat-icon {
            font-size: 22px;
            color: var(--accent);
            margin-bottom: 6px;
        }
        .stat-number {
            font-size: 30px;
            font-weight: 800;
            color: #fff;
            font-family: var(--font-num);
            line-height: 1.2;
        }
        .stat-number span { font-size: 18px; font-weight: 600; }
        .stat-label {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.75);
            margin-top: 4px;
        }

        /* ===== Section Header ===== */
        .section-header {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            margin-bottom: 36px;
            gap: 20px;
        }
        .section-header h2 {
            font-size: clamp(24px, 3vw, 32px);
            font-weight: 700;
            color: var(--text);
            line-height: 1.4;
        }
        .section-header h2 small {
            display: block;
            font-size: 14px;
            font-weight: 400;
            color: var(--text-muted);
            margin-top: 4px;
        }
        .link-more {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 15px;
            color: var(--primary);
            font-weight: 500;
            transition: gap var(--transition);
            white-space: nowrap;
        }
        .link-more:hover { gap: 10px; }
        .link-more i { transition: transform var(--transition); }
        .link-more:hover i { transform: translateX(3px); }

        /* ===== Media Library ===== */
        .media-library { background: var(--bg); }
        .media-scroll-wrapper {
            position: relative;
            overflow: hidden;
        }
        .media-scroll-wrapper::before,
        .media-scroll-wrapper::after {
            content: '';
            position: absolute;
            top: 0;
            bottom: 0;
            width: 60px;
            z-index: 2;
            pointer-events: none;
        }
        .media-scroll-wrapper::before {
            left: 0;
            background: linear-gradient(to right, var(--bg), transparent);
        }
        .media-scroll-wrapper::after {
            right: 0;
            background: linear-gradient(to left, var(--bg), transparent);
        }
        .media-scroll {
            display: flex;
            gap: 20px;
            overflow-x: auto;
            padding: 16px 8px;
            scrollbar-width: none;
            -ms-overflow-style: none;
        }
        .media-scroll::-webkit-scrollbar { display: none; }
        .media-card {
            flex: 0 0 150px;
            height: 210px;
            border-radius: 14px;
            overflow: hidden;
            position: relative;
            background: #fff;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
            cursor: pointer;
        }
        .media-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
        }
        .media-card img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .media-card-overlay {
            position: absolute;
            left: 0;
            right: 0;
            bottom: 0;
            background: linear-gradient(to top, rgba(0, 0, 0, 0.65), transparent);
            padding: 16px 10px 10px;
        }
        .media-card-name {
            font-size: 15px;
            font-weight: 600;
            color: #fff;
            line-height: 1.4;
        }
        .media-card-enter {
            font-size: 13px;
            color: #fff;
            opacity: 0;
            transform: translateY(6px);
            transition: all var(--transition);
            margin-top: 4px;
        }
        .media-card:hover .media-card-enter {
            opacity: 1;
            transform: translateY(0);
        }

        /* ===== Hot Recommend ===== */
        .hot-recommend {
            background: #fff;
            border-top: 1px solid var(--border);
        }
        .filter-tags {
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
        }
        .filter-tag {
            padding: 8px 20px;
            font-size: 14px;
            font-weight: 500;
            color: var(--text-secondary);
            border-radius: 999px;
            border: 1px solid var(--border);
            background: #fff;
            cursor: pointer;
            transition: all var(--transition);
        }
        .filter-tag:hover {
            border-color: var(--primary);
            color: var(--primary);
        }
        .filter-tag.active {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
        }
        .hot-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }
        .hot-card {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
            cursor: pointer;
        }
        .hot-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
        }
        .hot-card-cover {
            position: relative;
            aspect-ratio: 4 / 3;
            overflow: hidden;
            background: var(--primary-light);
        }
        .hot-card-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .hot-badge {
            position: absolute;
            top: 10px;
            left: 10px;
            padding: 4px 12px;
            font-size: 12px;
            font-weight: 600;
            border-radius: 6px;
            color: #fff;
            background: var(--accent);
            z-index: 2;
        }
        .hot-badge.green { background: var(--success); }
        .hot-badge.blue { background: var(--primary); }
        .hot-cat {
            position: absolute;
            top: 10px;
            right: 10px;
            padding: 4px 10px;
            font-size: 12px;
            font-weight: 500;
            border-radius: 6px;
            background: rgba(255, 255, 255, 0.9);
            color: var(--text-secondary);
            z-index: 2;
            backdrop-filter: blur(4px);
        }
        .hot-card-body {
            padding: 14px 16px 16px;
        }
        .hot-card-body h3 {
            font-size: 17px;
            font-weight: 700;
            color: var(--text);
            line-height: 1.4;
            margin-bottom: 8px;
            display: -webkit-box;
            -webkit-line-clamp: 1;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .hot-card-body p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.6;
            margin-bottom: 12px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            min-height: 44px;
        }
        .hot-card-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 13px;
            color: var(--text-muted);
            border-top: 1px solid var(--border);
            padding-top: 12px;
        }
        .hot-card-meta .cat-label {
            background: var(--primary-light);
            color: var(--primary);
            padding: 3px 10px;
            border-radius: 6px;
            font-weight: 500;
        }

        /* ===== Category Panels ===== */
        .category-panels-section { background: var(--bg); }
        .panels-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .panel-card {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
        }
        .panel-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
        }
        .panel-card h3 {
            font-size: 20px;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 6px;
        }
        .panel-card > p {
            font-size: 14px;
            color: var(--text-secondary);
            margin-bottom: 20px;
            line-height: 1.6;
        }
        .panel-list {
            border-top: 1px solid var(--border);
        }
        .panel-list li {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 12px 0;
            border-bottom: 1px solid var(--border);
            transition: background var(--transition);
        }
        .panel-list li img {
            width: 64px;
            height: 64px;
            border-radius: var(--radius-sm);
            object-fit: cover;
            flex-shrink: 0;
        }
        .panel-list .panel-item-info {
            flex: 1;
            min-width: 0;
        }
        .panel-list .panel-item-info h4 {
            font-size: 15px;
            font-weight: 600;
            color: var(--text);
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
            margin-bottom: 2px;
        }
        .panel-list .panel-item-info p {
            font-size: 13px;
            color: var(--text-muted);
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }
        .panel-list li > i {
            color: var(--text-muted);
            font-size: 14px;
            transition: transform var(--transition), color var(--transition);
        }
        .panel-list li:hover > i {
            color: var(--primary);
            transform: translateX(3px);
        }
        .panel-more {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 14px;
            color: var(--primary);
            font-weight: 500;
            margin-top: 16px;
            transition: gap var(--transition);
        }
        .panel-more:hover { gap: 10px; }

        /* ===== News CMS Section ===== */
        .news-section { background: #fff; border-top: 1px solid var(--border); }
        .news-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }
        .news-card {
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            overflow: hidden;
            background: #fff;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
        }
        .news-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-4px);
        }
        .news-card-cover {
            aspect-ratio: 4 / 3;
            overflow: hidden;
            background: var(--primary-light);
        }
        .news-card-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }
        .news-card:hover .news-card-cover img { transform: scale(1.05); }
        .news-card-body { padding: 16px; }
        .news-card-body .tag {
            display: inline-block;
            font-size: 12px;
            font-weight: 500;
            padding: 3px 10px;
            border-radius: 6px;
            background: var(--primary-light);
            color: var(--primary);
            margin-bottom: 10px;
        }
        .news-card-body h3 {
            font-size: 16px;
            font-weight: 700;
            line-height: 1.4;
            color: var(--text);
            margin-bottom: 8px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            min-height: 44px;
        }
        .news-card-body p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.6;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            margin-bottom: 12px;
            min-height: 44px;
        }
        .news-card-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 13px;
            color: var(--text-muted);
            border-top: 1px solid var(--border);
            padding-top: 10px;
        }
        .news-card-meta i { font-size: 12px; }
        .news-card-meta span { display: inline-flex; align-items: center; gap: 4px; }
        .empty-state {
            grid-column: 1 / -1;
            border: 1px dashed #CBD8E6;
            border-radius: var(--radius-lg);
            background: var(--bg);
            padding: 60px 24px;
            text-align: center;
            color: var(--text-muted);
            font-size: 15px;
        }
        .empty-state i {
            font-size: 36px;
            margin-bottom: 12px;
            color: #C4D0DC;
            display: block;
        }
        .empty-state p { color: var(--text-muted); }

        /* ===== CTA Banner ===== */
        .cta-banner-section {
            background: var(--bg);
            padding: 48px 0 88px;
        }
        .cta-banner {
            background: linear-gradient(135deg, #0A2540 0%, #1B4FAD 100%);
            border-radius: 28px;
            padding: 64px 48px;
            text-align: center;
            position: relative;
            overflow: hidden;
            box-shadow: 0 20px 40px rgba(27, 79, 173, 0.25);
        }
        .cta-banner::before {
            content: '';
            position: absolute;
            top: -40px;
            right: -40px;
            width: 200px;
            height: 200px;
            background: radial-gradient(circle, rgba(255, 255, 255, 0.05) 0%, transparent 70%);
            border-radius: 50%;
        }
        .cta-banner::after {
            content: '';
            position: absolute;
            bottom: -60px;
            left: 30%;
            width: 180px;
            height: 180px;
            background: radial-gradient(circle, rgba(255, 133, 64, 0.15) 0%, transparent 70%);
            border-radius: 50%;
        }
        .cta-banner h2 {
            position: relative;
            z-index: 2;
            font-size: clamp(24px, 3vw, 34px);
            font-weight: 800;
            color: #fff;
            margin-bottom: 12px;
        }
        .cta-banner p {
            position: relative;
            z-index: 2;
            font-size: 16px;
            color: rgba(255, 255, 255, 0.85);
            margin-bottom: 28px;
        }
        .cta-banner .btn-cta { position: relative; z-index: 2; }
        .cta-badges {
            position: relative;
            z-index: 2;
            display: flex;
            justify-content: center;
            gap: 12px;
            margin-top: 24px;
            flex-wrap: wrap;
        }
        .cta-badges span {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.8);
            background: rgba(255, 255, 255, 0.1);
            padding: 6px 16px;
            border-radius: 999px;
            border: 1px solid rgba(255, 255, 255, 0.15);
        }
        .cta-badges span i { color: var(--accent); margin-right: 4px; }

        /* ===== FAQ ===== */
        .faq-section { background: #fff; border-top: 1px solid var(--border); }
        .faq-wrap {
            max-width: 920px;
            margin: 0 auto;
        }
        .faq-item {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: 14px;
            margin-bottom: 14px;
            overflow: hidden;
            transition: border-color var(--transition), box-shadow var(--transition);
        }
        .faq-item:hover {
            border-color: var(--primary);
            box-shadow: var(--shadow-sm);
        }
        .faq-item.active {
            border-color: var(--primary);
            box-shadow: var(--shadow-sm);
        }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 24px;
            cursor: pointer;
            font-size: 16px;
            font-weight: 600;
            color: var(--text);
            transition: color var(--transition);
            gap: 16px;
        }
        .faq-question:hover { color: var(--primary); }
        .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            border: 2px solid var(--border);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary);
            font-size: 14px;
            transition: all 0.3s ease;
        }
        .faq-item.active .faq-icon {
            transform: rotate(45deg);
            background: var(--primary);
            border-color: var(--primary);
            color: #fff;
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            padding: 0 24px;
            font-size: 14px;
            line-height: 1.7;
            color: var(--text-secondary);
            transition: max-height 0.35s ease, padding 0.35s ease;
        }
        .faq-item.active .faq-answer {
            max-height: 500px;
            padding: 0 24px 24px;
        }

        /* ===== Footer ===== */
        .site-footer {
            background: #152B42;
            color: #B8C7D9;
            padding-top: 64px;
            padding-bottom: 32px;
            border-top: 2px solid var(--primary);
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
            gap: 40px;
            padding-bottom: 40px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
            margin-bottom: 24px;
        }
        .footer-brand .brand {
            margin-bottom: 12px;
        }
        .footer-brand .brand-text { color: #fff; font-size: 20px; }
        .footer-brand .brand-icon {
            background: linear-gradient(135deg, #4A8CF7, #1B4FAD);
            box-shadow: 0 4px 16px rgba(45, 111, 225, 0.3);
        }
        .footer-brand-desc {
            font-size: 14px;
            line-height: 1.7;
            color: #8FA3B8;
            margin-bottom: 12px;
            max-width: 280px;
        }
        .footer-domain {
            font-family: var(--font-num);
            font-size: 13px;
            color: #64788E;
        }
        .footer-title {
            font-size: 16px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 20px;
            position: relative;
            padding-bottom: 10px;
        }
        .footer-title::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 28px;
            height: 3px;
            border-radius: 3px;
            background: var(--primary);
        }
        .footer-links li {
            margin-bottom: 10px;
        }
        .footer-links a {
            font-size: 14px;
            color: #B8C7D9;
            transition: color var(--transition), padding-left var(--transition);
        }
        .footer-links a:hover {
            color: #4A8CF7;
            padding-left: 4px;
        }
        .footer-contact li {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 14px;
            margin-bottom: 12px;
        }
        .footer-contact i {
            width: 20px;
            text-align: center;
            color: #64788E;
            transition: color var(--transition);
        }
        .footer-contact li:hover i { color: #4A8CF7; }
        .footer-copyright {
            text-align: center;
            font-size: 13px;
            color: #64788E;
            line-height: 1.8;
        }
        .footer-copyright a { color: #64788E; }
        .footer-copyright a:hover { color: #4A8CF7; }

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .hot-grid { grid-template-columns: repeat(2, 1fr); }
            .news-grid { grid-template-columns: repeat(2, 1fr); }
            .panels-grid { grid-template-columns: repeat(2, 1fr); }
            .footer-grid { grid-template-columns: repeat(2, 1fr); }
            .countdown { display: none; }
        }
        @media (max-width: 768px) {
            .main-nav { display: none; }
            .hamburger { display: flex; }
            .online-badge { display: none; }
            .hero-stats { grid-template-columns: repeat(2, 1fr); padding: 20px; gap: 16px; }
            .section-padding { padding: 64px 0; }
            .panels-grid { grid-template-columns: 1fr; }
            .cta-banner { padding: 40px 24px; }
            .footer-grid { grid-template-columns: 1fr; gap: 32px; }
            .header-inner { height: 64px; }
            .brand-text { font-size: 16px; }
            .btn-cta { padding: 10px 20px; font-size: 14px; }
            .mobile-drawer { top: 64px; }
        }
        @media (max-width: 640px) {
            .container { padding: 0 16px; }
            .hot-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; }
            .news-grid { grid-template-columns: 1fr; gap: 16px; }
            .hero { padding: 80px 0 48px; }
            .hero h1 { font-size: 32px; }
            .hero-btns { flex-direction: column; gap: 12px; }
            .hero-btns .btn-cta, .hero-btns .btn-secondary { width: 100%; justify-content: center; }
            .section-header { flex-direction: column; align-items: flex-start; gap: 8px; }
            .hot-card-body h3 { font-size: 15px; }
            .hot-card-body p { font-size: 13px; }
            .stat-number { font-size: 24px; }
            .footer-grid { grid-template-columns: 1fr; }
            .cta-badges span { font-size: 12px; padding: 4px 12px; }
        }
        @media (max-width: 480px) {
            .hot-card-cover .hot-cat { font-size: 11px; padding: 2px 8px; }
            .hot-card-cover .hot-badge { font-size: 11px; padding: 3px 8px; }
            .btn-cta { width: auto; }
        }
        @media (min-width: 640px) and (max-width: 1023px) {
            .hot-grid { grid-template-columns: repeat(2, 1fr); }
            .news-grid { grid-template-columns: repeat(2, 1fr); }
        }
        @media (min-width: 1024px) {
            .hot-grid { grid-template-columns: repeat(4, 1fr); }
            .news-grid { grid-template-columns: repeat(4, 1fr); }
        }
        @media (max-width: 320px) {
            .brand-text { font-size: 14px; }
            .brand-icon { width: 34px; height: 34px; font-size: 16px; }
            .btn-cta { padding: 8px 14px; font-size: 13px; }
            .hero h1 { font-size: 26px; }
        }
        @media (prefers-reduced-motion: reduce) {
            *, *::before, *::after { transition: none !important; animation: none !important; }
        }
        a:focus-visible, button:focus-visible {
            outline: 2px solid #7AA9F0;
            outline-offset: 2px;
        }

/* roulang page: article */
:root {
    --primary: #2D6FE1;
    --primary-dark: #1B4FAD;
    --primary-light: #EEF4FC;
    --accent: #FF8540;
    --accent-hover: #F26E2E;
    --success: #14A37F;
    --warning: #E5484D;
    --bg: #F5F8FC;
    --card-bg: #FFFFFF;
    --text: #1E2A38;
    --text-secondary: #5F6E7E;
    --text-muted: #95A3B3;
    --border: #E1E9F2;
    --radius: 16px;
    --radius-sm: 10px;
    --shadow: 0 2px 12px rgba(35, 78, 130, 0.08);
    --shadow-hover: 0 12px 28px rgba(35, 78, 130, 0.14);
    --transition: all .25s ease;
    --header-height: 72px;
}

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

html { scroll-behavior: smooth; }

body {
    font-family: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
    font-size: 16px;
    line-height: 1.7;
    color: var(--text);
    background: var(--bg);
    -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a { color: var(--primary); text-decoration: none; transition: var(--transition); }
a:hover { color: var(--primary-dark); }
ul, ol { list-style: none; }

.container { max-width: 1240px; margin: 0 auto; padding: 0 24px; }

/* ===== Header ===== */
.site-header {
    position: sticky;
    top: 0;
    z-index: 1000;
    height: var(--header-height);
    background: rgba(255, 255, 255, .86);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: var(--header-height);
    gap: 24px;
}

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

.brand-icon {
    width: 40px;
    height: 40px;
    border-radius: 12px;
    background: linear-gradient(135deg, #2D6FE1, #1B4FAD);
    color: #fff;
    font-size: 22px;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 12px rgba(45, 111, 225, .25);
}

.brand-text {
    font-size: 18px;
    font-weight: 700;
    color: var(--text);
    white-space: nowrap;
}

.main-nav { display: none; }
.main-nav ul { display: flex; gap: 4px; }
.main-nav ul li a {
    display: block;
    padding: 8px 18px;
    font-size: 15px;
    font-weight: 500;
    color: var(--text-secondary);
    border-radius: 999px;
    position: relative;
    transition: var(--transition);
}
.main-nav ul li a::after {
    content: '';
    position: absolute;
    left: 50%;
    bottom: 2px;
    transform: translateX(-50%);
    width: 0;
    height: 3px;
    border-radius: 3px;
    background: var(--primary);
    transition: var(--transition);
}
.main-nav ul li a:hover { color: var(--primary); }
.main-nav ul li a:hover::after { width: 20px; }
.main-nav ul li a.active { color: var(--primary); font-weight: 600; }
.main-nav ul li a.active::after { width: 20px; background: var(--primary); }

.header-actions {
    display: flex;
    align-items: center;
    gap: 16px;
    flex-shrink: 0;
}

.status-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 13px;
    color: #0E7A5B;
    background: rgba(20, 163, 127, .12);
    padding: 5px 14px;
    border-radius: 999px;
    font-weight: 500;
}
.status-badge i {
    font-size: 8px;
    color: var(--success);
    animation: pulse 2s infinite;
}
@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: .6; transform: scale(.85); }
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    border: none;
    cursor: pointer;
    font-family: inherit;
    font-size: 15px;
    font-weight: 600;
    border-radius: 999px;
    padding: 0 28px;
    height: 48px;
    transition: var(--transition);
    outline: none;
}
.btn-primary {
    background: var(--accent);
    color: #fff;
    box-shadow: 0 8px 20px rgba(255, 133, 64, .35);
}
.btn-primary:hover {
    background: var(--accent-hover);
    color: #fff;
    box-shadow: 0 10px 24px rgba(255, 133, 64, .45);
    transform: translateY(-2px);
}
.btn-primary:active { transform: translateY(0); box-shadow: 0 4px 12px rgba(255, 133, 64, .3); }
.btn-sm { height: 38px; padding: 0 20px; font-size: 14px; }

.hamburger {
    display: flex;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    width: 40px;
    height: 40px;
    align-items: center;
    justify-content: center;
    border-radius: 10px;
    cursor: pointer;
    transition: var(--transition);
}
.hamburger:hover { background: var(--primary-light); }
.hamburger span {
    display: block;
    width: 20px;
    height: 2px;
    background: var(--text);
    border-radius: 2px;
    transition: var(--transition);
}
.hamburger.open span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

.mobile-menu {
    position: fixed;
    top: var(--header-height);
    left: 0;
    right: 0;
    background: #fff;
    border-bottom: 1px solid var(--border);
    padding: 16px 24px 24px;
    box-shadow: 0 12px 28px rgba(35, 78, 130, .1);
    transform: translateY(-120%);
    transition: transform .3s ease;
    z-index: 999;
}
.mobile-menu.open { transform: translateY(0); }
.mobile-menu ul { display: flex; flex-direction: column; }
.mobile-menu ul li a {
    display: block;
    padding: 14px 8px;
    font-size: 16px;
    font-weight: 500;
    color: var(--text);
    border-bottom: 1px solid var(--border);
}
.mobile-menu ul li a:hover, .mobile-menu ul li a.active { color: var(--primary); }
.mobile-menu .btn { width: 100%; margin-top: 16px; }

/* ===== Article Hero ===== */
.article-hero {
    padding: 48px 0 24px;
}

.breadcrumb {
    font-size: 14px;
    color: var(--text-muted);
    margin-bottom: 24px;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 6px;
}
.breadcrumb a { color: var(--text-muted); }
.breadcrumb a:hover { color: var(--primary); }
.breadcrumb .current { color: var(--text-secondary); max-width: 220px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

.article-hero h1 {
    font-size: clamp(28px, 4vw, 36px);
    font-weight: 800;
    line-height: 1.3;
    color: var(--text);
    margin-bottom: 20px;
    max-width: 860px;
}

.article-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 18px;
    font-size: 14px;
    color: var(--text-secondary);
}
.article-meta span { display: inline-flex; align-items: center; gap: 6px; }
.article-meta i { color: var(--text-muted); font-size: 14px; }
.article-meta .tag {
    display: inline-block;
    background: var(--primary-light);
    color: var(--primary);
    padding: 3px 12px;
    border-radius: 6px;
    font-size: 13px;
    font-weight: 500;
}

/* ===== Article Cover ===== */
.article-cover-section { padding: 16px 0 32px; }
.article-cover {
    border-radius: 16px;
    overflow: hidden;
    aspect-ratio: 16 / 6;
    box-shadow: var(--shadow);
    background: var(--primary-light);
}
.article-cover img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* ===== Article Main ===== */
.article-main-section { padding: 32px 0 64px; }

.article-body {
    background: var(--card-bg);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 40px 48px;
    margin-bottom: 32px;
}
.article-body p {
    font-size: 17px;
    line-height: 1.85;
    color: #2B3A4A;
    margin-bottom: 1.6em;
}
.article-body h2 {
    font-size: 26px;
    font-weight: 700;
    color: var(--text);
    margin: 1.8em 0 .8em;
    padding-left: 14px;
    border-left: 4px solid var(--primary);
    line-height: 1.4;
}
.article-body h3 {
    font-size: 20px;
    font-weight: 700;
    color: var(--text);
    margin: 1.6em 0 .6em;
    line-height: 1.4;
}
.article-body h4 {
    font-size: 17px;
    font-weight: 600;
    color: var(--text);
    margin: 1.4em 0 .4em;
}
.article-body a {
    color: var(--primary);
    text-decoration: underline;
    text-underline-offset: 3px;
    text-decoration-color: rgba(45, 111, 225, .3);
}
.article-body a:hover { color: var(--primary-dark); text-decoration-color: var(--primary); }
.article-body img {
    width: 100%;
    border-radius: 12px;
    margin: 1.5em auto;
    box-shadow: var(--shadow);
}
.article-body blockquote {
    border-left: 4px solid var(--primary);
    background: var(--primary-light);
    padding: 18px 22px;
    border-radius: 8px;
    margin: 1.6em 0;
    color: var(--text-secondary);
    font-size: 15px;
}
.article-body ul, .article-body ol {
    padding-left: 1.6em;
    margin: 1em 0 1.6em;
}
.article-body ul li {
    list-style: disc;
    margin-bottom: .5em;
    line-height: 1.75;
    color: #2B3A4A;
}
.article-body ol li {
    list-style: decimal;
    margin-bottom: .5em;
    line-height: 1.75;
    color: #2B3A4A;
}
.article-body code {
    font-family: 'Consolas', 'Courier New', monospace;
    background: #F0F2F5;
    padding: 2px 8px;
    border-radius: 4px;
    font-size: 14px;
    color: #E5484D;
}
.article-body pre {
    background: #F0F2F5;
    padding: 18px 22px;
    border-radius: 10px;
    overflow-x: auto;
    margin: 1.5em 0;
    font-size: 14px;
    line-height: 1.6;
}
.article-body pre code { background: none; padding: 0; color: #2B3A4A; }
.article-body table {
    width: 100%;
    border-collapse: collapse;
    margin: 1.5em 0;
    border-radius: 8px;
    overflow: hidden;
}
.article-body table th {
    background: var(--primary-light);
    padding: 12px 16px;
    font-weight: 600;
    text-align: left;
    color: var(--text);
    font-size: 14px;
}
.article-body table td {
    padding: 12px 16px;
    border-bottom: 1px solid var(--border);
    font-size: 14px;
    color: var(--text-secondary);
}
.article-body table tr:hover td { background: #FAFCFE; }

.article-not-found {
    background: var(--card-bg);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 80px 40px;
    text-align: center;
}
.article-not-found i {
    font-size: 56px;
    color: var(--text-muted);
    margin-bottom: 20px;
    display: inline-block;
}
.article-not-found p { font-size: 20px; font-weight: 600; color: var(--text); margin-bottom: 24px; }

/* ===== Pagination ===== */
.article-pagination {
    display: flex;
    justify-content: space-between;
    gap: 16px;
    flex-wrap: wrap;
}
.page-btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: #fff;
    border: 1.5px solid var(--border);
    border-radius: 999px;
    padding: 10px 24px;
    font-size: 14px;
    font-weight: 500;
    color: var(--text-secondary);
    transition: var(--transition);
}
.page-btn:hover {
    border-color: var(--primary);
    color: var(--primary);
    background: var(--primary-light);
    transform: translateY(-2px);
    box-shadow: var(--shadow);
}
.page-btn i { font-size: 12px; }

/* ===== Sidebar ===== */
.sidebar-widget {
    background: #fff;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 24px 20px;
    margin-bottom: 24px;
}
.widget-title {
    font-size: 18px;
    font-weight: 700;
    color: var(--text);
    margin-bottom: 18px;
    padding-bottom: 12px;
    border-bottom: 2px solid var(--primary-light);
    position: relative;
}
.widget-title::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 36px;
    height: 2px;
    background: var(--primary);
    border-radius: 2px;
}

.related-list li {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 0;
    border-bottom: 1px solid var(--border);
    transition: var(--transition);
}
.related-list li:last-child { border-bottom: none; padding-bottom: 0; }
.related-list li:hover { padding-left: 4px; }
.related-thumb {
    width: 64px;
    height: 48px;
    border-radius: 8px;
    object-fit: cover;
    flex-shrink: 0;
    background: var(--primary-light);
}
.related-info { flex: 1; min-width: 0; }
.related-info .title {
    font-size: 14px;
    font-weight: 600;
    color: var(--text);
    display: block;
    margin-bottom: 4px;
    line-height: 1.4;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
}
.related-info .title:hover { color: var(--primary); }
.related-info .cat {
    font-size: 12px;
    color: var(--text-muted);
    display: inline-block;
    background: var(--primary-light);
    color: var(--primary);
    padding: 2px 8px;
    border-radius: 4px;
    font-weight: 500;
}

.tag-cloud { display: flex; flex-wrap: wrap; gap: 10px; }
.tag-pill {
    display: inline-block;
    padding: 6px 16px;
    border-radius: 999px;
    background: var(--primary-light);
    color: var(--primary);
    font-size: 13px;
    font-weight: 500;
    border: 1px solid transparent;
    transition: var(--transition);
}
.tag-pill:hover {
    background: var(--primary);
    color: #fff;
    border-color: var(--primary);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(45, 111, 225, .25);
}

.sidebar-cta {
    border-radius: var(--radius);
    overflow: hidden;
    position: relative;
    min-height: 200px;
    background: linear-gradient(135deg, #1B4FAD, #2D6FE1);
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 28px 20px;
}
.sidebar-cta .cta-content { position: relative; z-index: 2; }
.sidebar-cta h4 {
    color: #fff;
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 8px;
}
.sidebar-cta p { color: rgba(255, 255, 255, .85); font-size: 14px; margin-bottom: 16px; }
.sidebar-cta::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 20% 20%, rgba(255, 255, 255, .15) 0%, transparent 50%);
}

/* ===== Related Section ===== */
.related-section {
    padding: 64px 0;
    background: var(--bg);
    border-top: 1px solid var(--border);
}
.section-title {
    font-size: clamp(24px, 3vw, 30px);
    font-weight: 700;
    color: var(--text);
    margin-bottom: 8px;
    line-height: 1.4;
}
.section-subtitle {
    font-size: 15px;
    color: var(--text-secondary);
    margin-bottom: 32px;
}
.related-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}
.related-card {
    background: #fff;
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
    display: block;
}
.related-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-hover);
}
.related-card .thumb {
    width: 100%;
    aspect-ratio: 4 / 3;
    object-fit: cover;
    background: var(--primary-light);
}
.related-card .info { padding: 16px 18px; }
.related-card .info h3 {
    font-size: 15px;
    font-weight: 600;
    color: var(--text);
    margin-bottom: 6px;
    line-height: 1.5;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    transition: var(--transition);
}
.related-card:hover .info h3 { color: var(--primary); }
.related-card .info .meta {
    font-size: 13px;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.related-card .badge {
    position: absolute;
    top: 12px;
    left: 12px;
    background: var(--accent);
    color: #fff;
    font-size: 12px;
    font-weight: 600;
    padding: 3px 10px;
    border-radius: 6px;
}

/* ===== CTA Section ===== */
.cta-section { padding: 64px 0 80px; }
.cta-banner {
    border-radius: 28px;
    background: linear-gradient(135deg, #152B42, #1B4FAD 60%, #2D6FE1);
    padding: 56px 40px;
    text-align: center;
    position: relative;
    overflow: hidden;
}
.cta-banner::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -20%;
    width: 60%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 255, 255, .08) 1px, transparent 1px);
    background-size: 24px 24px;
    pointer-events: none;
}
.cta-banner::after {
    content: '';
    position: absolute;
    bottom: -60%;
    right: -20%;
    width: 60%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 255, 255, .06) 1px, transparent 1px);
    background-size: 20px 20px;
    pointer-events: none;
}
.cta-banner h2 {
    color: #fff;
    font-size: clamp(26px, 3.5vw, 34px);
    font-weight: 700;
    margin-bottom: 12px;
    position: relative;
    z-index: 1;
}
.cta-banner p {
    color: rgba(255, 255, 255, .85);
    font-size: 16px;
    margin-bottom: 28px;
    position: relative;
    z-index: 1;
}
.cta-banner .btn {
    position: relative;
    z-index: 1;
    font-size: 16px;
    padding: 0 36px;
}
.cta-badges {
    display: flex;
    justify-content: center;
    gap: 16px;
    margin-top: 24px;
    position: relative;
    z-index: 1;
    flex-wrap: wrap;
}
.cta-badges span {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 13px;
    color: rgba(255, 255, 255, .8);
    background: rgba(255, 255, 255, .12);
    padding: 4px 14px;
    border-radius: 999px;
}

/* ===== Footer ===== */
.site-footer {
    background: #152B42;
    padding: 64px 0 40px;
    border-top: 1px solid var(--primary);
}
.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.2fr;
    gap: 40px;
    margin-bottom: 48px;
}
.footer-brand .brand { margin-bottom: 16px; }
.footer-brand .brand-icon {
    background: rgba(255, 255, 255, .15);
    box-shadow: none;
}
.footer-brand .brand-text { color: #fff; }
.footer-brand-desc {
    font-size: 14px;
    color: rgba(255, 255, 255, .6);
    line-height: 1.7;
    margin-bottom: 16px;
    max-width: 320px;
}
.footer-domain {
    font-size: 13px;
    color: rgba(255, 255, 255, .35);
    font-family: 'Roboto Mono', monospace;
    letter-spacing: 1px;
}
.footer-title {
    color: #fff;
    font-size: 15px;
    font-weight: 600;
    margin-bottom: 18px;
    padding-bottom: 10px;
    border-bottom: 1px solid rgba(255, 255, 255, .1);
}
.footer-links li { margin-bottom: 10px; }
.footer-links li a {
    color: rgba(255, 255, 255, .6);
    font-size: 14px;
    transition: var(--transition);
}
.footer-links li a:hover { color: #fff; padding-left: 4px; }
.footer-contact li {
    display: flex;
    align-items: center;
    gap: 10px;
    color: rgba(255, 255, 255, .6);
    font-size: 14px;
    margin-bottom: 12px;
}
.footer-contact li i { width: 18px; text-align: center; color: rgba(255, 255, 255, .4); transition: var(--transition); }
.footer-contact li:hover i { color: var(--primary); }
.footer-copyright {
    border-top: 1px solid rgba(255, 255, 255, .08);
    padding-top: 24px;
    text-align: center;
    color: rgba(255, 255, 255, .35);
    font-size: 13px;
}
.footer-copyright p { margin-bottom: 4px; }
.footer-copyright a { color: rgba(255, 255, 255, .4); }
.footer-copyright a:hover { color: #fff; }

/* ===== Responsive ===== */
@media (min-width: 768px) {
    .main-nav { display: block; }
    .hamburger { display: none; }
}

@media (max-width: 767px) {
    .header-inner { padding: 0 16px; }
    .main-nav { display: none; }
    .hamburger { display: flex; }
    .status-badge { display: none; }
    .brand-text { font-size: 16px; }
    .container { padding: 0 16px; }
    .article-body { padding: 28px 20px; }
    .article-cover { aspect-ratio: 16 / 9; }
    .related-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; }
    .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
    .article-pagination { flex-direction: column; }
    .page-btn { justify-content: center; }
}

@media (max-width: 639px) {
    .related-grid { grid-template-columns: repeat(1, 1fr); }
    .cta-banner { padding: 40px 24px; border-radius: 20px; }
    .footer-grid { grid-template-columns: 1fr; }
    .article-hero { padding-top: 32px; }
    .breadcrumb { font-size: 13px; }
}

@media (min-width: 640px) and (max-width: 1023px) {
    .related-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 900px) {
    .article-main-section .grid-x .cell.large-8 { margin-bottom: 32px; }
}

/* roulang page: category1 */
:root {
            --primary: #2D6FE1;
            --primary-dark: #1B4FAD;
            --primary-light: #EEF4FC;
            --accent: #FF8540;
            --accent-hover: #F26E2E;
            --success: #14A37F;
            --danger: #E5484D;
            --bg: #F5F8FC;
            --card-bg: #FFFFFF;
            --text: #1E2A38;
            --text-secondary: #5F6E7E;
            --text-muted: #95A3B3;
            --border: #E1E9F2;
            --radius: 16px;
            --radius-sm: 10px;
            --radius-xs: 8px;
            --shadow: 0 2px 12px rgba(35, 78, 130, 0.08);
            --shadow-hover: 0 12px 28px rgba(35, 78, 130, 0.14);
            --shadow-cta: 0 8px 20px rgba(255, 133, 64, 0.35);
            --transition: all 0.25s ease;
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            font-size: 16px;
            line-height: 1.7;
            color: var(--text);
            background: var(--bg);
            -webkit-font-smoothing: antialiased;
        }
        img {
            max-width: 100%;
            display: block;
        }
        a {
            color: var(--primary);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--primary-dark);
        }
        button {
            font-family: inherit;
            cursor: pointer;
            border: none;
            background: none;
        }
        .container {
            max-width: 1240px;
            margin: 0 auto;
            padding: 0 24px;
        }
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            height: 72px;
            background: rgba(255, 255, 255, 0.86);
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
            border-bottom: 1px solid var(--border);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 72px;
            gap: 20px;
        }
        .brand {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        .brand-icon {
            width: 40px;
            height: 40px;
            background: linear-gradient(135deg, #2D6FE1, #1B4FAD);
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 18px;
            font-weight: 800;
        }
        .brand-text {
            font-size: 18px;
            font-weight: 700;
            color: var(--text);
            white-space: nowrap;
        }
        .main-nav {
            flex: 1;
            display: flex;
            justify-content: center;
        }
        .main-nav ul {
            list-style: none;
            display: flex;
            gap: 32px;
            margin: 0;
            padding: 0;
        }
        .main-nav ul li a {
            position: relative;
            display: inline-block;
            padding: 10px 2px;
            font-size: 15px;
            font-weight: 500;
            color: var(--text-secondary);
            transition: var(--transition);
        }
        .main-nav ul li a::after {
            content: '';
            position: absolute;
            left: 0;
            bottom: 0;
            width: 100%;
            height: 3px;
            border-radius: 3px;
            background: var(--primary);
            transform: scaleX(0);
            transform-origin: left;
            transition: transform 0.25s ease;
        }
        .main-nav ul li a:hover {
            color: var(--primary);
        }
        .main-nav ul li a:hover::after {
            transform: scaleX(1);
        }
        .main-nav ul li a.active {
            color: var(--primary);
            font-weight: 600;
        }
        .main-nav ul li a.active::after {
            transform: scaleX(1);
        }
        .header-side {
            display: flex;
            align-items: center;
            gap: 14px;
            flex-shrink: 0;
        }
        .status-badge {
            display: flex;
            align-items: center;
            gap: 6px;
            padding: 4px 14px;
            background: #E7F8F2;
            border-radius: 999px;
            font-size: 13px;
            color: var(--success);
            font-weight: 600;
        }
        .status-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--success);
            animation: pulse 2s infinite;
        }
        @keyframes pulse {
            0%,
            100% {
                opacity: 1;
                transform: scale(1);
            }
            50% {
                opacity: 0.6;
                transform: scale(1.2);
            }
        }
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            border-radius: 999px;
            font-weight: 600;
            transition: var(--transition);
            border: 1.5px solid transparent;
            text-align: center;
            height: 48px;
            padding: 0 32px;
            font-size: 15px;
            line-height: 1;
        }
        .btn-primary {
            background: var(--accent);
            color: #fff !important;
            box-shadow: var(--shadow-cta);
        }
        .btn-primary:hover {
            background: var(--accent-hover);
            box-shadow: 0 10px 24px rgba(255, 133, 64, 0.45);
            transform: translateY(-2px);
            color: #fff;
        }
        .btn-primary:active {
            transform: translateY(1px);
            box-shadow: 0 4px 12px rgba(255, 133, 64, 0.3);
        }
        .btn-primary:focus,
        .btn-secondary:focus,
        .btn-outline:focus {
            outline: 2px solid #7AA9F0;
            outline-offset: 2px;
        }
        .btn-sm {
            height: 40px;
            padding: 0 22px;
            font-size: 14px;
        }
        .btn-outline {
            background: rgba(255, 255, 255, 0.15);
            border-color: rgba(255, 255, 255, 0.7);
            color: #fff;
            backdrop-filter: blur(2px);
        }
        .btn-outline:hover {
            background: rgba(255, 255, 255, 0.3);
            border-color: #fff;
            color: #fff;
        }
        .btn-secondary {
            background: #fff;
            border-color: var(--primary);
            color: var(--primary);
        }
        .btn-secondary:hover {
            background: var(--primary-light);
            color: var(--primary-dark);
            transform: translateY(-1px);
        }
        .nav-toggle {
            display: none;
            width: 48px;
            height: 48px;
            align-items: center;
            justify-content: center;
            border-radius: var(--radius-sm);
            font-size: 20px;
            color: var(--text);
            transition: var(--transition);
        }
        .nav-toggle:hover {
            background: var(--primary-light);
        }

        /* ===== Category Hero ===== */
        .category-hero {
            position: relative;
            min-height: 320px;
            background: url('/assets/images/backpic/back-1.png') center/cover no-repeat;
            display: flex;
            align-items: center;
            overflow: hidden;
        }
        .category-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(90deg, rgba(27, 79, 173, 0.75) 0%, rgba(27, 79, 173, 0.55) 55%, rgba(45, 111, 225, 0.15) 100%);
        }
        .category-hero-content {
            position: relative;
            z-index: 1;
            max-width: 680px;
            padding: 56px 0;
        }
        .category-hero-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 5px 16px;
            background: rgba(255, 255, 255, 0.2);
            border-radius: 999px;
            font-size: 13px;
            color: #fff;
            font-weight: 600;
            backdrop-filter: blur(4px);
            margin-bottom: 18px;
        }
        .category-hero-tag i {
            font-size: 12px;
        }
        .category-hero-title {
            font-size: 38px;
            font-weight: 800;
            color: #fff;
            line-height: 1.25;
            margin-bottom: 14px;
            letter-spacing: 0.5px;
        }
        .category-hero-subtitle {
            font-size: 17px;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.92);
            margin-bottom: 30px;
            max-width: 540px;
        }
        .category-hero-actions {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }

        /* ===== Section ===== */
        .section {
            padding: 88px 0;
        }
        .section-bg-light {
            background: var(--primary-light);
        }
        .section-head {
            text-align: center;
            max-width: 680px;
            margin: 0 auto 52px;
        }
        .section-head-left {
            text-align: left;
            max-width: 100%;
            margin: 0 auto 40px;
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 20px;
        }
        .section-title {
            font-size: 32px;
            font-weight: 700;
            line-height: 1.4;
            color: var(--text);
            margin-bottom: 10px;
        }
        .section-subtitle {
            font-size: 16px;
            color: var(--text-secondary);
            line-height: 1.7;
        }
        .section-more {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 14px;
            font-weight: 600;
            color: var(--primary);
        }
        .section-more i {
            transition: transform 0.25s ease;
        }
        .section-more:hover i {
            transform: translateX(4px);
        }

        /* ===== Feature Grid ===== */
        .feature-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .feature-card {
            background: var(--card-bg);
            border-radius: var(--radius);
            padding: 36px 28px;
            box-shadow: var(--shadow);
            transition: var(--transition);
            border: 1px solid transparent;
        }
        .feature-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
            border-color: var(--border);
        }
        .feature-icon {
            width: 56px;
            height: 56px;
            background: var(--primary-light);
            border-radius: 14px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            color: var(--primary);
            margin-bottom: 20px;
        }
        .feature-card h3 {
            font-size: 20px;
            font-weight: 600;
            color: var(--text);
            margin-bottom: 10px;
        }
        .feature-card p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
        }

        /* ===== Guide Cards ===== */
        .guide-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .guide-card {
            background: var(--card-bg);
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow);
            transition: var(--transition);
            border: 1px solid var(--border);
        }
        .guide-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
        }
        .guide-card-cover {
            position: relative;
            aspect-ratio: 4 / 3;
            overflow: hidden;
            background: var(--primary-light);
        }
        .guide-card-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }
        .guide-card:hover .guide-card-cover img {
            transform: scale(1.05);
        }
        .guide-card-cover::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, transparent 55%, rgba(30, 42, 56, 0.25));
            pointer-events: none;
        }
        .guide-card-body {
            padding: 18px 20px 22px;
        }
        .guide-card-body h3 {
            font-size: 18px;
            font-weight: 600;
            color: var(--text);
            margin-bottom: 8px;
        }
        .guide-card-body p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.6;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            margin-bottom: 14px;
        }
        .guide-card-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 14px;
            font-weight: 600;
            color: var(--primary);
        }
        .guide-card-link i {
            font-size: 12px;
            transition: transform 0.25s ease;
        }
        .guide-card-link:hover {
            color: var(--primary-dark);
        }
        .guide-card-link:hover i {
            transform: translateX(4px);
        }

        /* ===== Steps ===== */
        .steps-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }
        .step-item {
            position: relative;
            background: var(--card-bg);
            border-radius: var(--radius);
            padding: 32px 24px;
            text-align: center;
            box-shadow: var(--shadow);
            transition: var(--transition);
            border: 1px solid transparent;
        }
        .step-item:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-3px);
            border-color: var(--border);
        }
        .step-number {
            width: 48px;
            height: 48px;
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 20px;
            font-weight: 700;
            margin: 0 auto 18px;
        }
        .step-item h3 {
            font-size: 18px;
            font-weight: 600;
            color: var(--text);
            margin-bottom: 10px;
        }
        .step-item p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.6;
        }
        .step-arrow {
            position: absolute;
            top: 50%;
            right: -16px;
            width: 32px;
            height: 32px;
            background: var(--primary-light);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary);
            font-size: 14px;
            z-index: 2;
            transform: translateY(-50%);
        }

        /* ===== FAQ ===== */
        .faq-wrap {
            max-width: 920px;
            margin: 0 auto;
        }
        .faq-item {
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: 14px;
            margin-bottom: 16px;
            overflow: hidden;
            transition: var(--transition);
        }
        .faq-item:hover {
            border-color: var(--primary);
            box-shadow: var(--shadow);
        }
        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 20px 24px;
            text-align: left;
            font-size: 16px;
            font-weight: 600;
            color: var(--text);
            transition: var(--transition);
        }
        .faq-question:hover {
            color: var(--primary);
        }
        .faq-icon {
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: var(--primary-light);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            color: var(--primary);
            transition: transform 0.3s ease;
            flex-shrink: 0;
        }
        .faq-item.open .faq-icon {
            transform: rotate(45deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.3s ease;
            padding: 0 24px;
            font-size: 14px;
            line-height: 1.7;
            color: var(--text-secondary);
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 24px 22px;
        }

        /* ===== News ===== */
        .news-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .news-card {
            background: var(--card-bg);
            border-radius: var(--radius);
            padding: 28px;
            box-shadow: var(--shadow);
            transition: var(--transition);
            border: 1px solid var(--border);
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .news-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
        }
        .news-card .news-tag {
            display: inline-block;
            align-self: flex-start;
            padding: 3px 12px;
            border-radius: 999px;
            font-size: 12px;
            font-weight: 600;
            background: var(--primary-light);
            color: var(--primary);
        }
        .news-card h3 {
            font-size: 17px;
            font-weight: 600;
            color: var(--text);
            line-height: 1.5;
        }
        .news-card p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.6;
        }
        .news-card .news-date {
            font-size: 12px;
            color: var(--text-muted);
            margin-top: auto;
        }

        /* ===== CTA Banner ===== */
        .cta-section {
            padding: 0 0 88px;
        }
        .cta-banner {
            background: linear-gradient(120deg, #152B42 0%, #1B4FAD 100%);
            border-radius: 28px;
            padding: 60px 48px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .cta-banner::before {
            content: '';
            position: absolute;
            top: -30%;
            right: -10%;
            width: 280px;
            height: 280px;
            background: radial-gradient(circle, rgba(255, 255, 255, 0.08), transparent 70%);
            border-radius: 50%;
        }
        .cta-banner::after {
            content: '';
            position: absolute;
            bottom: -20%;
            left: 5%;
            width: 160px;
            height: 160px;
            background: radial-gradient(circle, rgba(255, 255, 255, 0.05), transparent 70%);
            border-radius: 50%;
        }
        .cta-banner>* {
            position: relative;
            z-index: 1;
        }
        .cta-banner-title {
            font-size: 32px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
        }
        .cta-banner-subtitle {
            font-size: 16px;
            color: rgba(255, 255, 255, 0.85);
            margin-bottom: 28px;
        }
        .cta-banner .btn-primary {
            background: var(--accent);
            padding: 0 44px;
            height: 50px;
            font-size: 16px;
        }
        .cta-badge-row {
            display: flex;
            justify-content: center;
            gap: 16px;
            margin-top: 24px;
            flex-wrap: wrap;
        }
        .cta-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 5px 16px;
            background: rgba(255, 255, 255, 0.12);
            border-radius: 999px;
            font-size: 13px;
            color: #fff;
            font-weight: 500;
        }
        .cta-badge i {
            font-size: 12px;
            color: #FFD9C0;
        }

        /* ===== Category Links ===== */
        .category-links-section {
            padding: 0 0 88px;
        }
        .category-links {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 16px;
        }
        .category-link {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 10px;
            padding: 16px 24px;
            background: var(--primary-light);
            border-radius: 12px;
            font-size: 15px;
            font-weight: 600;
            color: var(--primary-dark);
            transition: var(--transition);
            border: 1px solid transparent;
        }
        .category-link:hover {
            background: #fff;
            border-color: var(--primary);
            box-shadow: var(--shadow);
            transform: translateY(-2px);
            color: var(--primary);
        }

        /* ===== Footer ===== */
        .site-footer {
            background: #152B42;
            border-top: 1px solid var(--primary);
            padding: 64px 0 40px;
            color: rgba(255, 255, 255, 0.8);
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 48px;
        }
        .footer-brand .brand {
            margin-bottom: 14px;
        }
        .footer-brand .brand .brand-text {
            color: #fff;
        }
        .footer-brand-desc {
            font-size: 14px;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.6);
            margin-bottom: 14px;
            max-width: 320px;
        }
        .footer-domain {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.4);
            font-family: 'DIN Alternate', 'Roboto Mono', monospace;
        }
        .footer-title {
            font-size: 16px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 18px;
        }
        .footer-links {
            list-style: none;
            margin: 0;
            padding: 0;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .footer-links li a {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.6);
            transition: var(--transition);
        }
        .footer-links li a:hover {
            color: #fff;
            padding-left: 4px;
        }
        .footer-contact {
            list-style: none;
            margin: 0;
            padding: 0;
            display: flex;
            flex-direction: column;
            gap: 12px;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.6);
        }
        .footer-contact li i {
            width: 20px;
            color: #95A3B3;
            margin-right: 8px;
        }
        .footer-copyright {
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            padding-top: 24px;
            display: flex;
            justify-content: center;
            align-items: center;
            flex-wrap: wrap;
            gap: 16px;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.4);
        }
        .footer-copyright a {
            color: rgba(255, 255, 255, 0.5);
        }
        .footer-copyright a:hover {
            color: #fff;
        }

        /* ===== Mobile Drawer ===== */
        .mobile-drawer {
            position: fixed;
            top: 0;
            right: -100%;
            width: 280px;
            height: 100vh;
            background: #fff;
            z-index: 200;
            transition: right 0.35s ease;
            padding: 24px;
            box-shadow: -4px 0 24px rgba(0, 0, 0, 0.1);
        }
        .mobile-drawer.open {
            right: 0;
        }
        .mobile-drawer ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .mobile-drawer ul li a {
            display: block;
            padding: 14px 0;
            font-size: 16px;
            font-weight: 500;
            color: var(--text);
            border-bottom: 1px solid var(--border);
            transition: var(--transition);
        }
        .mobile-drawer ul li a:hover {
            color: var(--primary);
            padding-left: 6px;
        }
        .mobile-drawer ul li a.active {
            color: var(--primary);
            font-weight: 600;
        }
        .drawer-close {
            width: 40px;
            height: 40px;
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            color: var(--text);
            margin-bottom: 20px;
            margin-left: auto;
            transition: var(--transition);
        }
        .drawer-close:hover {
            background: var(--primary-light);
        }
        .drawer-footer {
            margin-top: 24px;
            display: flex;
            flex-direction: column;
            gap: 14px;
        }
        .drawer-footer .btn {
            width: 100%;
        }
        .drawer-overlay {
            position: fixed;
            inset: 0;
            background: rgba(30, 42, 56, 0.4);
            z-index: 190;
            opacity: 0;
            visibility: hidden;
            transition: var(--transition);
        }
        .drawer-overlay.open {
            opacity: 1;
            visibility: visible;
        }

        /* ===== Responsive ===== */
        @media (max-width: 1023px) {
            .feature-grid,
            .guide-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .steps-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .news-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .step-arrow {
                display: none;
            }
        }
        @media (max-width: 767px) {
            .main-nav {
                display: none;
            }
            .nav-toggle {
                display: flex;
            }
            .status-badge {
                display: none;
            }
            .brand-text {
                font-size: 16px;
            }
            .category-hero-title {
                font-size: 28px;
            }
            .category-hero-subtitle {
                font-size: 15px;
            }
            .section {
                padding: 56px 0;
            }
            .section-title {
                font-size: 26px;
            }
            .feature-grid,
            .guide-grid,
            .steps-grid,
            .news-grid {
                grid-template-columns: 1fr;
            }
            .cta-banner {
                padding: 40px 24px;
                border-radius: 20px;
            }
            .cta-banner-title {
                font-size: 24px;
            }
            .category-links {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .category-hero {
                min-height: 340px;
            }
            .category-hero-content {
                padding: 40px 0;
            }
        }
        @media (max-width: 520px) {
            .container {
                padding: 0 16px;
            }
            .header-inner {
                gap: 10px;
            }
            .header-side .btn-sm {
                padding: 0 14px;
                font-size: 13px;
                height: 36px;
            }
            .brand-text {
                font-size: 15px;
            }
            .cta-badge-row {
                gap: 8px;
            }
            .cta-badge {
                font-size: 12px;
                padding: 4px 12px;
            }
        }

/* roulang page: category3 */
:root {
  --primary: #2D6FE1;
  --primary-dark: #1B4FAD;
  --primary-light: #EEF4FC;
  --accent: #FF8540;
  --accent-hover: #F26E2E;
  --success: #14A37F;
  --danger: #E5484D;
  --bg: #F5F8FC;
  --card-bg: #FFFFFF;
  --text: #1E2A38;
  --text-secondary: #5F6E7E;
  --text-muted: #95A3B3;
  --border: #E1E9F2;
  --radius: 16px;
  --radius-sm: 10px;
  --radius-pill: 999px;
  --shadow: 0 2px 12px rgba(35, 78, 130, 0.08);
  --shadow-hover: 0 12px 28px rgba(35, 78, 130, 0.14);
  --shadow-accent: 0 8px 20px rgba(255, 133, 64, 0.35);
  --transition: 0.25s ease;
  --font-main: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
  --font-num: 'DIN Alternate', 'Roboto Mono', monospace;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-main);
  background-color: var(--bg);
  color: var(--text);
  font-size: 16px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

img {
  max-width: 100%;
  display: inline-block;
  vertical-align: middle;
}

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

ul {
  list-style: none;
}

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

input, textarea {
  font-family: inherit;
}

.container {
  max-width: 1240px;
  margin: 0 auto;
  padding-left: 24px;
  padding-right: 24px;
  width: 100%;
}

.section {
  padding: 80px 0;
}

.section-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  margin-bottom: 36px;
}

.section-header h2 {
  font-size: clamp(24px, 3vw, 32px);
  font-weight: 700;
  color: var(--text);
  line-height: 1.4;
  position: relative;
  padding-left: 16px;
}

.section-header h2::before {
  content: '';
  position: absolute;
  left: 0;
  top: 6px;
  width: 4px;
  height: calc(100% - 12px);
  background: var(--primary);
  border-radius: 4px;
}

.section-header .section-sub {
  color: var(--text-secondary);
  font-size: 14px;
  margin-top: 8px;
}

.section-link {
  color: var(--primary);
  font-size: 14px;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  white-space: nowrap;
}

.section-link i {
  transition: transform var(--transition);
}

.section-link:hover i {
  transform: translateX(3px);
}

/* ============ 导航 ============ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.86);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}

.header-inner {
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

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

.brand-icon {
  width: 40px;
  height: 40px;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: #fff;
  font-size: 20px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 12px;
  box-shadow: 0 4px 10px rgba(45, 111, 225, 0.3);
}

.brand-text {
  font-size: 18px;
  font-weight: 700;
  color: var(--text);
  white-space: nowrap;
  letter-spacing: 0.5px;
}

.main-nav ul {
  display: flex;
  align-items: center;
  gap: 32px;
}

.main-nav a {
  font-size: 15px;
  font-weight: 500;
  color: var(--text-secondary);
  padding: 8px 2px;
  position: relative;
  transition: color var(--transition);
}

.main-nav a::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 3px;
  background: var(--primary);
  border-radius: 3px;
  transform: scaleX(0);
  transform-origin: center;
  transition: transform var(--transition);
}

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

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

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

.main-nav a.active::after {
  transform: scaleX(1);
  width: 20px;
  left: 50%;
  margin-left: -10px;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-shrink: 0;
}

.status-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: #E6F7F2;
  color: var(--success);
  font-size: 12px;
  font-weight: 600;
  padding: 5px 12px;
  border-radius: var(--radius-pill);
}

.status-dot {
  width: 8px;
  height: 8px;
  background: var(--success);
  border-radius: 50%;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(0.85); }
}

.countdown {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-family: var(--font-num);
  font-size: 13px;
  color: var(--text-muted);
  background: var(--bg);
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
}

.cd-num {
  font-weight: 600;
  color: var(--accent);
  background: #FFF4EC;
  border-radius: 4px;
  padding: 0 4px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 15px;
  font-weight: 600;
  border-radius: var(--radius-pill);
  transition: all var(--transition);
  cursor: pointer;
  line-height: 1;
}

.btn-sm {
  height: 40px;
  padding: 0 24px;
  font-size: 14px;
}

.btn-primary {
  background: var(--accent);
  color: #fff;
  box-shadow: var(--shadow-accent);
}

.btn-primary:hover {
  background: var(--accent-hover);
  box-shadow: 0 10px 24px rgba(255, 133, 64, 0.45);
  transform: translateY(-1px);
  color: #fff;
}

.btn-primary:active {
  transform: translateY(1px);
  box-shadow: 0 4px 12px rgba(255, 133, 64, 0.3);
}

.btn-outline {
  background: rgba(255, 255, 255, 0.15);
  color: #fff;
  border: 1.5px solid rgba(255, 255, 255, 0.75);
  height: 48px;
  padding: 0 32px;
}

.btn-outline:hover {
  background: rgba(255, 255, 255, 0.25);
  border-color: #fff;
  color: #fff;
}

.btn-outline-blue {
  background: #fff;
  color: var(--primary);
  border: 1.5px solid var(--primary);
  height: 48px;
  padding: 0 32px;
}

.btn-outline-blue:hover {
  background: var(--primary-light);
  color: var(--primary-dark);
}

.btn-lg {
  height: 52px;
  padding: 0 42px;
  font-size: 16px;
}

.nav-toggle {
  display: none;
  width: 48px;
  height: 48px;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  font-size: 20px;
  color: var(--text);
  transition: background var(--transition);
}

.nav-toggle:hover {
  background: var(--primary-light);
  color: var(--primary);
}

/* ============ 分类页头 ============ */
.page-hero {
  position: relative;
  min-height: 320px;
  display: flex;
  align-items: center;
  background: url('/assets/images/backpic/back-2.png') center/cover no-repeat;
  overflow: hidden;
}

.page-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(115deg, rgba(27, 79, 173, 0.88) 15%, rgba(27, 79, 173, 0.62) 45%, rgba(27, 79, 173, 0.28) 100%);
}

.page-hero-inner {
  position: relative;
  z-index: 1;
  color: #fff;
  padding: 64px 0;
  max-width: 680px;
}

.page-hero-inner h1 {
  font-size: clamp(34px, 4vw, 46px);
  font-weight: 800;
  line-height: 1.25;
  margin-bottom: 16px;
  letter-spacing: 1px;
}

.page-hero-inner p {
  font-size: 17px;
  line-height: 1.7;
  opacity: 0.92;
  margin-bottom: 20px;
}

.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(255, 255, 255, 0.2);
  border: 1px solid rgba(255, 255, 255, 0.45);
  color: #fff;
  font-size: 13px;
  font-weight: 600;
  padding: 6px 16px;
  border-radius: var(--radius-pill);
  backdrop-filter: blur(4px);
  margin-bottom: 24px;
}

/* ============ 分类说明 ============ */
.category-intro {
  padding: 80px 0;
}

.intro-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}

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

.intro-image img {
  width: 100%;
  height: 320px;
  object-fit: cover;
  display: block;
}

.intro-image::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(27, 79, 173, 0.15), transparent 60%);
}

.intro-content h3 {
  font-size: 26px;
  font-weight: 700;
  margin-bottom: 20px;
  color: var(--text);
  line-height: 1.4;
}

.intro-content p {
  color: var(--text-secondary);
  font-size: 16px;
  line-height: 1.85;
  margin-bottom: 16px;
}

.intro-points {
  margin-top: 28px;
  display: grid;
  gap: 14px;
}

.intro-points li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 15px;
  color: var(--text);
  background: var(--card-bg);
  border: 1px solid var(--border);
  padding: 14px 18px;
  border-radius: 12px;
  box-shadow: var(--shadow);
}

.intro-points i {
  color: var(--success);
  font-size: 16px;
  margin-top: 3px;
  flex-shrink: 0;
}

/* ============ 福利卡片网格 ============ */
.welfare-cards {
  padding: 80px 0;
  background: var(--primary-light);
}

.welfare-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.welfare-card {
  background: var(--card-bg);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: transform var(--transition), box-shadow var(--transition);
  display: block;
  border: 1px solid rgba(225, 233, 242, 0.7);
}

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

.welfare-card-media {
  position: relative;
  height: 170px;
  overflow: hidden;
}

.welfare-card-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.welfare-card:hover .welfare-card-media img {
  transform: scale(1.04);
}

.welfare-card-media::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(30, 42, 56, 0.15), transparent 55%);
}

.welfare-card-tag {
  position: absolute;
  top: 12px;
  left: 12px;
  background: var(--accent);
  color: #fff;
  font-size: 12px;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 6px;
  z-index: 2;
}

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

.welfare-card-body h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 8px;
  line-height: 1.4;
}

.welfare-card-body p {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 14px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

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

.welfare-card-meta .tag {
  background: var(--primary-light);
  color: var(--primary);
  font-size: 12px;
  font-weight: 500;
  padding: 3px 10px;
  border-radius: 6px;
}

.welfare-card-meta .card-link {
  color: var(--primary);
  font-size: 14px;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.welfare-card-meta .card-link i {
  transition: transform var(--transition);
}

.welfare-card:hover .welfare-card-meta .card-link i {
  transform: translateX(3px);
}

/* ============ 流程步骤 ============ */
.steps-section {
  padding: 80px 0;
}

.steps-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.step-item {
  text-align: center;
  padding: 36px 24px;
  background: var(--card-bg);
  border-radius: var(--radius);
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  position: relative;
  transition: transform var(--transition), box-shadow var(--transition);
}

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

.step-num {
  width: 52px;
  height: 52px;
  margin: 0 auto 18px;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: #fff;
  font-size: 20px;
  font-weight: 700;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 6px 16px rgba(45, 111, 225, 0.3);
}

.step-item h3 {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 10px;
  color: var(--text);
}

.step-item p {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.65;
}

.step-arrow {
  position: absolute;
  top: 50%;
  right: -14px;
  color: var(--primary);
  font-size: 18px;
  z-index: 2;
  transform: translateY(-50%);
  background: var(--bg);
  border-radius: 50%;
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border);
}

/* ============ 权益亮点 ============ */
.perks-section {
  padding: 80px 0;
  background: #fff;
}

.perks-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.perk-card {
  display: flex;
  align-items: flex-start;
  gap: 18px;
  padding: 28px;
  background: var(--bg);
  border-radius: var(--radius);
  border: 1px solid var(--border);
  transition: transform var(--transition), box-shadow var(--transition);
}

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

.perk-icon {
  width: 56px;
  height: 56px;
  flex-shrink: 0;
  background: var(--primary-light);
  color: var(--primary);
  font-size: 22px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 14px;
}

.perk-card h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 6px;
}

.perk-card p {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.65;
}

/* ============ 分类互链 ============ */
.category-links {
  padding: 56px 0;
}

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

.cat-link-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--primary-light);
  border: 1px solid rgba(45, 111, 225, 0.15);
  padding: 22px 26px;
  border-radius: 12px;
  font-size: 16px;
  font-weight: 600;
  color: var(--primary-dark);
  transition: all var(--transition);
}

.cat-link-item i {
  transition: transform var(--transition);
}

.cat-link-item:hover {
  background: #fff;
  box-shadow: var(--shadow);
  color: var(--primary);
}

.cat-link-item:hover i {
  transform: translateX(3px);
}

/* ============ FAQ ============ */
.faq-section {
  padding: 80px 0;
}

.faq-wrap {
  max-width: 920px;
  margin: 0 auto;
}

.faq-panel {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 14px;
  margin-bottom: 16px;
  overflow: hidden;
  transition: box-shadow var(--transition);
}

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

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

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

.faq-icon {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--primary-light);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 16px;
  transition: transform 0.35s ease, background var(--transition);
}

.faq-panel.open .faq-icon {
  background: var(--primary);
  color: #fff;
  transform: rotate(135deg);
}

.faq-answer {
  padding: 0 24px;
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease, padding 0.3s ease;
  color: var(--text-secondary);
  font-size: 14px;
  line-height: 1.75;
}

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

/* ============ CTA ============ */
.cta-section {
  padding: 60px 24px 80px;
}

.cta-banner {
  background: linear-gradient(120deg, #1B4FAD 0%, #2D6FE1 60%, #3D7FF5 100%);
  border-radius: 28px;
  padding: 56px 32px;
  text-align: center;
  color: #fff;
  position: relative;
  overflow: hidden;
}

.cta-banner::before {
  content: '';
  position: absolute;
  top: -40%;
  right: -5%;
  width: 260px;
  height: 260px;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.12) 1px, transparent 1.5px);
  background-size: 20px 20px;
  border-radius: 50%;
}

.cta-banner::after {
  content: '';
  position: absolute;
  bottom: -60%;
  left: -8%;
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.08) 1px, transparent 1.5px);
  background-size: 24px 24px;
  border-radius: 50%;
}

.cta-banner h2 {
  font-size: clamp(26px, 3.4vw, 34px);
  font-weight: 800;
  margin-bottom: 12px;
  position: relative;
  z-index: 1;
}

.cta-banner p {
  font-size: 16px;
  opacity: 0.9;
  margin-bottom: 28px;
  position: relative;
  z-index: 1;
}

.cta-actions {
  display: flex;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
  position: relative;
  z-index: 1;
}

.cta-actions .btn-primary {
  background: #fff;
  color: var(--primary-dark);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
}

.cta-actions .btn-primary:hover {
  background: var(--primary-light);
}

.cta-actions .btn-outline-light {
  background: rgba(255, 255, 255, 0.15);
  border: 1.5px solid rgba(255, 255, 255, 0.8);
  color: #fff;
  height: 52px;
  padding: 0 42px;
  font-size: 16px;
  font-weight: 600;
  border-radius: var(--radius-pill);
}

.cta-actions .btn-outline-light:hover {
  background: rgba(255, 255, 255, 0.25);
}

.cta-badges {
  display: flex;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 24px;
  position: relative;
  z-index: 1;
}

.cta-badges span {
  background: rgba(255, 255, 255, 0.15);
  color: rgba(255, 255, 255, 0.95);
  font-size: 13px;
  padding: 6px 14px;
  border-radius: var(--radius-pill);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

/* ============ 页脚 ============ */
.site-footer {
  background: #152B42;
  color: #C9D8E8;
  padding: 64px 0 40px;
  border-top: 2px solid rgba(45, 111, 225, 0.5);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
  gap: 40px;
  margin-bottom: 48px;
}

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

.footer-brand-desc {
  font-size: 14px;
  line-height: 1.85;
  color: #9FB6CC;
  margin-bottom: 12px;
}

.footer-domain {
  font-family: var(--font-num);
  font-size: 13px;
  color: #6C8AA8;
}

.footer-title {
  color: #fff;
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 20px;
  letter-spacing: 0.5px;
}

.footer-links li {
  margin-bottom: 12px;
}

.footer-links a {
  color: #9FB6CC;
  font-size: 14px;
  transition: color var(--transition);
}

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

.footer-contact li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  color: #9FB6CC;
  margin-bottom: 12px;
}

.footer-contact i {
  width: 20px;
  text-align: center;
  color: #7A9BBB;
}

.footer-copyright {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 24px;
  text-align: center;
  font-size: 13px;
  color: #7A9BBB;
}

.footer-copyright p {
  margin-bottom: 4px;
}

.footer-copyright a {
  color: #7A9BBB;
}

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

/* ============ 移动端抽屉菜单 ============ */
.mobile-drawer {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(30, 42, 56, 0.5);
  z-index: 1200;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}

.mobile-drawer.active {
  opacity: 1;
  visibility: visible;
}

.mobile-drawer-panel {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  max-width: 320px;
  background: #fff;
  z-index: 1300;
  transform: translateX(-100%);
  transition: transform 0.35s ease;
  padding: 28px 24px;
  overflow-y: auto;
}

.mobile-drawer.active .mobile-drawer-panel {
  transform: translateX(0);
}

.drawer-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 32px;
}

.drawer-close {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  color: var(--text-secondary);
  background: var(--bg);
  transition: all var(--transition);
}

.drawer-close:hover {
  background: var(--primary-light);
  color: var(--primary);
}

.drawer-nav ul li {
  border-bottom: 1px solid #F0F4F9;
}

.drawer-nav a {
  display: block;
  font-size: 16px;
  font-weight: 500;
  color: var(--text);
  padding: 16px 4px;
  transition: color var(--transition);
}

.drawer-nav a:hover,
.drawer-nav a.active {
  color: var(--primary);
}

.drawer-footer {
  margin-top: 32px;
  border-top: 1px solid var(--border);
  padding-top: 24px;
}

.drawer-footer .btn {
  width: 100%;
  margin-bottom: 16px;
}

/* ============ 响应式 ============ */
@media (max-width: 1023px) {
  .welfare-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .steps-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
  }

  .step-arrow {
    display: none;
  }

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

@media (max-width: 767px) {
  .main-nav {
    display: none;
  }

  .header-actions .status-badge,
  .header-actions .countdown {
    display: none;
  }

  .nav-toggle {
    display: inline-flex;
  }

  .section {
    padding: 48px 0;
  }

  .section-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }

  .intro-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .intro-image img {
    height: 220px;
  }

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

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

  .cat-link-bar {
    grid-template-columns: 1fr;
  }

  .page-hero-inner h1 {
    font-size: 30px;
  }

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

  .container {
    padding-left: 16px;
    padding-right: 16px;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .cta-banner {
    padding: 40px 20px;
  }
}

@media (max-width: 520px) {
  .brand-text {
    font-size: 16px;
  }

  .header-actions .btn-sm {
    padding: 0 18px;
    font-size: 13px;
    height: 36px;
    white-space: nowrap;
  }

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

/* roulang page: category2 */
:root {
            --primary: #2D6FE1;
            --primary-dark: #1B4FAD;
            --primary-light: #EEF4FC;
            --cta: #FF8540;
            --cta-hover: #F26E2E;
            --success: #14A37F;
            --danger: #E5484D;
            --bg: #F5F8FC;
            --card-bg: #FFFFFF;
            --text: #1E2A38;
            --text-secondary: #5F6E7E;
            --text-muted: #95A3B3;
            --border: #E1E9F2;
            --radius-lg: 16px;
            --radius-md: 10px;
            --radius-sm: 8px;
            --shadow-card: 0 2px 12px rgba(35, 78, 130, 0.08);
            --shadow-hover: 0 12px 28px rgba(35, 78, 130, 0.14);
            --transition: 0.25s ease;
            --font-main: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', -apple-system, sans-serif;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-main);
            font-size: 16px;
            line-height: 1.7;
            color: var(--text);
            background: var(--bg);
            -webkit-font-smoothing: antialiased;
        }

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

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

        ul,
        ol {
            list-style: none;
        }

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

        .container {
            max-width: 1240px;
            margin: 0 auto;
            padding: 0 24px;
            width: 100%;
        }

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

        .section-head h2 {
            font-size: 32px;
            font-weight: 700;
            line-height: 1.4;
            color: var(--text);
            position: relative;
            display: inline-block;
            padding-bottom: 16px;
        }

        .section-head h2::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 48px;
            height: 4px;
            border-radius: 4px;
            background: var(--cta);
        }

        .section-head p {
            font-size: 16px;
            color: var(--text-secondary);
            margin-top: 12px;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            height: 48px;
            padding: 0 32px;
            font-size: 16px;
            font-weight: 600;
            border-radius: 999px;
            cursor: pointer;
            transition: all 0.25s ease;
            white-space: nowrap;
        }

        .btn-primary {
            background: var(--cta);
            color: #fff;
            box-shadow: 0 8px 20px rgba(255, 133, 64, 0.35);
        }

        .btn-primary:hover {
            background: var(--cta-hover);
            box-shadow: 0 10px 24px rgba(255, 133, 64, 0.45);
            transform: translateY(-2px);
            color: #fff;
        }

        .btn-primary:active {
            transform: translateY(0);
            box-shadow: 0 6px 16px rgba(255, 133, 64, 0.35);
        }

        .btn-secondary {
            background: rgba(255, 255, 255, 0.15);
            color: #fff;
            border: 1.5px solid rgba(255, 255, 255, 0.6);
            backdrop-filter: blur(4px);
        }

        .btn-secondary:hover {
            background: rgba(255, 255, 255, 0.25);
            color: #fff;
            border-color: #fff;
            transform: translateY(-2px);
        }

        .btn-secondary:active {
            transform: translateY(0);
        }

        .btn-lg {
            height: 54px;
            padding: 0 40px;
            font-size: 17px;
        }

        /* ===== Header / Nav ===== */
        .main-nav {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(255, 255, 255, 0.86);
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
            border-bottom: 1px solid var(--border);
            height: 72px;
        }

        .nav-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 72px;
            max-width: 1240px;
            margin: 0 auto;
            padding: 0 24px;
        }

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

        .brand-icon {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            color: #fff;
            font-weight: 700;
            font-size: 18px;
            display: flex;
            align-items: center;
            justify-content: center;
            box-shadow: 0 4px 10px rgba(45, 111, 225, 0.3);
        }

        .brand-text {
            font-weight: 700;
            font-size: 18px;
            color: var(--text);
            white-space: nowrap;
            line-height: 1.2;
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 32px;
        }

        .nav-links a {
            font-size: 16px;
            font-weight: 500;
            color: var(--text-secondary);
            padding: 8px 2px;
            position: relative;
            border-bottom: 3px solid transparent;
            border-radius: 0 0 3px 3px;
            transition: color var(--transition), border-color var(--transition);
        }

        .nav-links a:hover {
            color: var(--primary);
            border-bottom-color: rgba(45, 111, 225, 0.3);
        }

        .nav-links a.active {
            color: var(--primary);
            border-bottom-color: var(--primary);
            font-weight: 600;
        }

        .nav-actions {
            display: flex;
            align-items: center;
            gap: 16px;
        }

        .online-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(20, 163, 127, 0.12);
            color: var(--success);
            font-size: 13px;
            font-weight: 600;
            padding: 5px 12px;
            border-radius: 999px;
            white-space: nowrap;
        }

        .online-badge i {
            font-size: 8px;
            color: var(--success);
            animation: pulse 2s infinite;
        }

        @keyframes pulse {
            0%,
            100% {
                opacity: 1;
                transform: scale(1);
            }
            50% {
                opacity: 0.5;
                transform: scale(0.8);
            }
        }

        .nav-cta {
            height: 40px;
            padding: 0 24px;
            font-size: 15px;
            border-radius: 999px;
            background: var(--cta);
            color: #fff;
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: all 0.25s ease;
            box-shadow: 0 4px 12px rgba(255, 133, 64, 0.3);
        }

        .nav-cta:hover {
            background: var(--cta-hover);
            transform: translateY(-1px);
            color: #fff;
            box-shadow: 0 6px 16px rgba(255, 133, 64, 0.4);
        }

        .nav-toggle {
            display: none;
            width: 44px;
            height: 44px;
            border-radius: var(--radius-sm);
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: background var(--transition);
        }

        .nav-toggle:hover {
            background: var(--primary-light);
        }

        .nav-toggle i {
            font-size: 22px;
            color: var(--text);
        }

        .mobile-menu {
            display: none;
            position: fixed;
            top: 72px;
            left: 0;
            right: 0;
            background: #fff;
            z-index: 99;
            padding: 24px;
            border-bottom: 1px solid var(--border);
            box-shadow: 0 12px 28px rgba(35, 78, 130, 0.12);
        }

        .mobile-menu.open {
            display: block;
        }

        .mobile-menu ul li a {
            display: block;
            font-size: 16px;
            font-weight: 500;
            color: var(--text);
            padding: 14px 12px;
            border-radius: var(--radius-md);
            transition: background var(--transition);
        }

        .mobile-menu ul li a:hover,
        .mobile-menu ul li a.active {
            background: var(--primary-light);
            color: var(--primary);
        }

        .mobile-menu-actions {
            display: flex;
            align-items: center;
            gap: 16px;
            margin-top: 20px;
            padding-top: 20px;
            border-top: 1px solid var(--border);
        }

        /* ===== Category Hero ===== */
        .category-hero {
            position: relative;
            min-height: 520px;
            display: flex;
            align-items: center;
            background: url('/assets/images/backpic/back-2.png') center center / cover no-repeat;
            padding: 120px 0 80px;
        }

        .category-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg,
                    rgba(15, 35, 75, 0.9) 0%,
                    rgba(25, 55, 110, 0.7) 45%,
                    rgba(25, 55, 110, 0.25) 100%);
        }

        .hero-content {
            position: relative;
            z-index: 2;
            max-width: 680px;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 133, 64, 0.2);
            border: 1px solid rgba(255, 133, 64, 0.5);
            color: #FFB087;
            font-size: 14px;
            font-weight: 600;
            padding: 6px 16px;
            border-radius: 999px;
            margin-bottom: 24px;
        }

        .hero-badge i {
            font-size: 13px;
        }

        .hero-content h1 {
            font-size: clamp(36px, 5vw, 48px);
            font-weight: 800;
            line-height: 1.2;
            color: #fff;
            margin-bottom: 16px;
            letter-spacing: 1px;
        }

        .hero-content p {
            font-size: 18px;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.85);
            margin-bottom: 36px;
            max-width: 560px;
        }

        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
        }

        .hero-stats {
            position: relative;
            z-index: 2;
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
            background: rgba(255, 255, 255, 0.12);
            border: 1px solid rgba(255, 255, 255, 0.18);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            backdrop-filter: blur(8px);
            -webkit-backdrop-filter: blur(8px);
            margin-top: 48px;
        }

        .stat-item {
            text-align: center;
            padding: 8px 4px;
        }

        .stat-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 44px;
            height: 44px;
            border-radius: 12px;
            background: rgba(255, 255, 255, 0.15);
            color: #fff;
            font-size: 18px;
            margin-bottom: 10px;
        }

        .stat-num {
            display: block;
            font-size: 28px;
            font-weight: 800;
            color: #fff;
            line-height: 1.3;
            font-family: 'DIN Alternate', 'Roboto Mono', monospace;
        }

        .stat-label {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.7);
            margin-top: 4px;
        }

        /* ===== Features ===== */
        .feature-section {
            padding: 88px 0;
            background: var(--bg);
        }

        .feature-card {
            background: var(--card-bg);
            border-radius: var(--radius-lg);
            padding: 36px 28px;
            box-shadow: var(--shadow-card);
            transition: all var(--transition);
            height: 100%;
            border: 1px solid var(--border);
            text-align: center;
        }

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

        .feature-icon {
            width: 64px;
            height: 64px;
            border-radius: 18px;
            background: var(--primary-light);
            color: var(--primary);
            font-size: 26px;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 20px;
            transition: all var(--transition);
        }

        .feature-card:hover .feature-icon {
            background: var(--primary);
            color: #fff;
        }

        .feature-card h3 {
            font-size: 20px;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 10px;
        }

        .feature-card p {
            font-size: 15px;
            line-height: 1.7;
            color: var(--text-secondary);
        }

        /* ===== Rank Cards ===== */
        .rank-section {
            padding: 88px 0;
            background: #fff;
        }

        .rank-grid {
            row-gap: 32px;
        }

        .rank-card {
            background: var(--card-bg);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border);
            transition: all var(--transition);
            height: 100%;
            display: flex;
            flex-direction: column;
        }

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

        .rank-cover {
            position: relative;
            aspect-ratio: 4 / 3;
            overflow: hidden;
            background: var(--primary-light);
        }

        .rank-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }

        .rank-card:hover .rank-cover img {
            transform: scale(1.04);
        }

        .rank-num {
            position: absolute;
            top: 12px;
            left: 12px;
            width: 40px;
            height: 40px;
            background: rgba(15, 35, 75, 0.75);
            backdrop-filter: blur(4px);
            color: #fff;
            font-size: 18px;
            font-weight: 800;
            font-family: 'DIN Alternate', 'Roboto Mono', monospace;
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            border: 1px solid rgba(255, 255, 255, 0.2);
        }

        .rank-tag {
            position: absolute;
            top: 12px;
            right: 12px;
            background: var(--cta);
            color: #fff;
            font-size: 12px;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: 6px;
            box-shadow: 0 4px 10px rgba(255, 133, 64, 0.4);
        }

        .rank-info {
            padding: 20px 20px 24px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .rank-title-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 8px;
            margin-bottom: 6px;
        }

        .rank-title-row h3 {
            font-size: 19px;
            font-weight: 700;
            color: var(--text);
            margin: 0;
        }

        .rank-score {
            font-size: 16px;
            font-weight: 800;
            color: var(--cta);
            font-family: 'DIN Alternate', 'Roboto Mono', monospace;
            background: rgba(255, 133, 64, 0.1);
            padding: 3px 10px;
            border-radius: 8px;
        }

        .rank-category {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            color: var(--primary);
            background: var(--primary-light);
            padding: 4px 12px;
            border-radius: 6px;
            margin-bottom: 12px;
            align-self: flex-start;
        }

        .rank-info p {
            font-size: 14px;
            line-height: 1.6;
            color: var(--text-secondary);
            margin: 0;
            flex: 1;
        }

        /* ===== Steps ===== */
        .steps-section {
            padding: 88px 0;
            background: var(--bg);
        }

        .step-card {
            text-align: center;
            padding: 36px 24px;
            background: var(--card-bg);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border);
            box-shadow: var(--shadow-card);
            height: 100%;
            transition: all var(--transition);
        }

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

        .step-num {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            color: #fff;
            font-size: 20px;
            font-weight: 700;
            font-family: 'DIN Alternate', 'Roboto Mono', monospace;
            box-shadow: 0 6px 16px rgba(45, 111, 225, 0.25);
            margin-bottom: 20px;
        }

        .step-card h3 {
            font-size: 18px;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 10px;
        }

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

        .step-arrow {
            display: none;
        }

        /* ===== Cross Links ===== */
        .cross-links {
            padding: 64px 0;
            background: #fff;
        }

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

        .cross-link {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 10px;
            background: var(--primary-light);
            border: 1px solid #D4E2F5;
            color: var(--primary);
            font-size: 16px;
            font-weight: 600;
            padding: 20px 24px;
            border-radius: var(--radius-md);
            transition: all var(--transition);
            text-align: center;
        }

        .cross-link:hover {
            background: var(--primary);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(45, 111, 225, 0.25);
        }

        .cross-link i {
            font-size: 18px;
        }

        /* ===== FAQ ===== */
        .faq-section {
            padding: 88px 0;
            background: var(--bg);
        }

        .faq-wrap {
            max-width: 920px;
            margin: 0 auto;
            display: grid;
            gap: 16px;
        }

        .faq-item {
            background: #fff;
            border-radius: 14px;
            border: 1px solid var(--border);
            overflow: hidden;
            transition: all var(--transition);
        }

        .faq-item.active {
            border-color: var(--primary);
            box-shadow: 0 4px 16px rgba(45, 111, 225, 0.1);
        }

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

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

        .faq-icon {
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: var(--primary-light);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            color: var(--primary);
            transition: transform 0.3s ease, background 0.3s ease;
            flex-shrink: 0;
        }

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

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

        .faq-item.active .faq-answer {
            max-height: 400px;
        }

        .faq-answer p {
            padding: 0 24px 24px;
            font-size: 15px;
            line-height: 1.75;
            color: var(--text-secondary);
        }

        /* ===== CTA ===== */
        .cta-section {
            padding: 88px 0;
            background: #fff;
        }

        .cta-banner {
            position: relative;
            background: linear-gradient(120deg, #1B4FAD 0%, #2D6FE1 60%, #4A8AF0 100%);
            border-radius: 28px;
            padding: 64px 48px;
            text-align: center;
            overflow: hidden;
        }

        .cta-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image: radial-gradient(rgba(255, 255, 255, 0.12) 1px, transparent 1px);
            background-size: 20px 20px;
            opacity: 0.5;
        }

        .cta-banner>* {
            position: relative;
            z-index: 1;
        }

        .cta-banner h2 {
            font-size: 32px;
            font-weight: 800;
            color: #fff;
            margin-bottom: 12px;
        }

        .cta-banner p {
            font-size: 17px;
            color: rgba(255, 255, 255, 0.85);
            margin-bottom: 32px;
        }

        .cta-banner .btn-primary {
            background: #fff;
            color: var(--primary);
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
        }

        .cta-banner .btn-primary:hover {
            background: var(--primary-light);
            color: var(--primary-dark);
        }

        .cta-badges {
            display: flex;
            justify-content: center;
            gap: 16px;
            margin-top: 28px;
            flex-wrap: wrap;
        }

        .cta-badges span {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(255, 255, 255, 0.15);
            border: 1px solid rgba(255, 255, 255, 0.3);
            color: #fff;
            font-size: 13px;
            font-weight: 600;
            padding: 6px 16px;
            border-radius: 999px;
        }

        /* ===== Footer ===== */
        .site-footer {
            background: #152B42;
            color: rgba(255, 255, 255, 0.7);
            padding: 64px 0 40px;
            border-top: 2px solid var(--primary);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.2fr;
            gap: 48px;
            margin-bottom: 48px;
        }

        .footer-brand .brand {
            margin-bottom: 16px;
            display: inline-flex;
        }

        .footer-brand .brand-text {
            color: #fff;
        }

        .footer-brand .brand-icon {
            background: linear-gradient(135deg, var(--cta), var(--cta-hover));
            box-shadow: 0 4px 12px rgba(255, 133, 64, 0.3);
        }

        .footer-brand-desc {
            font-size: 14px;
            line-height: 1.75;
            color: rgba(255, 255, 255, 0.55);
            margin: 12px 0 16px;
            max-width: 320px;
        }

        .footer-domain {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.35);
            font-family: 'DIN Alternate', 'Roboto Mono', monospace;
        }

        .footer-title {
            font-size: 16px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 20px;
        }

        .footer-links,
        .footer-contact {
            display: grid;
            gap: 10px;
        }

        .footer-links a {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.6);
            transition: color var(--transition);
        }

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

        .footer-contact li {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.6);
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .footer-contact i {
            width: 20px;
            text-align: center;
            color: var(--primary);
        }

        .footer-copyright {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 28px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 12px;
        }

        .footer-copyright p {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.4);
        }

        .footer-copyright a {
            color: rgba(255, 255, 255, 0.4);
            transition: color var(--transition);
        }

        .footer-copyright a:hover {
            color: var(--cta);
        }

        /* ===== Responsive ===== */
        @media screen and (max-width: 1023px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 36px;
            }

            .nav-links {
                gap: 20px;
            }

            .online-badge {
                display: none;
            }
        }

        @media screen and (max-width: 767px) {
            .container {
                padding: 0 16px;
            }

            .nav-links {
                display: none;
            }

            .nav-actions .online-badge {
                display: none;
            }

            .nav-actions .nav-cta {
                height: 38px;
                padding: 0 18px;
                font-size: 14px;
            }

            .nav-toggle {
                display: flex;
            }

            .category-hero {
                min-height: auto;
                padding: 80px 0 56px;
            }

            .hero-content h1 {
                font-size: 32px;
            }

            .hero-content p {
                font-size: 16px;
            }

            .hero-stats {
                grid-template-columns: repeat(2, 1fr);
                gap: 12px;
                padding: 20px 16px;
                margin-top: 36px;
            }

            .stat-num {
                font-size: 22px;
            }

            .section-head {
                margin-bottom: 32px;
            }

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

            .feature-section,
            .rank-section,
            .steps-section,
            .faq-section,
            .cta-section {
                padding: 56px 0;
            }

            .rank-grid {
                row-gap: 20px;
            }

            .rank-card {
                margin-bottom: 0;
            }

            .cross-links {
                padding: 48px 0;
            }

            .cross-links .container {
                grid-template-columns: 1fr;
                gap: 12px;
            }

            .step-card {
                padding: 28px 20px;
            }

            .cta-banner {
                padding: 48px 24px;
                border-radius: 20px;
            }

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

            .cta-banner p {
                font-size: 15px;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }

            .footer-copyright {
                flex-direction: column;
                text-align: center;
            }

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

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

        @media screen and (max-width: 520px) {
            .nav-inner {
                padding: 0 16px;
            }

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

            .brand-icon {
                width: 36px;
                height: 36px;
                font-size: 16px;
            }

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

            .hero-stats {
                grid-template-columns: 1fr 1fr;
            }

            .stat-num {
                font-size: 20px;
            }

            .stat-icon {
                width: 36px;
                height: 36px;
                font-size: 15px;
            }

            .rank-title-row h3 {
                font-size: 17px;
            }

            .faq-question {
                font-size: 15px;
                padding: 18px 16px;
            }

            .faq-answer p {
                padding: 0 16px 18px;
                font-size: 14px;
            }
        }