/* roulang page: index */
:root {
            --primary: #b8894a;
            --primary-hover: #a0753d;
            --primary-light: #d4b47c;
            --primary-soft: #faf3e8;
            --dark: #13232e;
            --dark-light: #1e3644;
            --dark-deep: #0d1920;
            --bg: #f7f4f0;
            --bg-light: #fbfaf7;
            --text: #1f2933;
            --text-muted: #6b7280;
            --border: #e8e2da;
            --radius: 16px;
            --radius-sm: 10px;
            --radius-lg: 28px;
            --shadow-sm: 0 2px 10px rgba(0, 0, 0, 0.04);
            --shadow: 0 6px 24px rgba(0, 0, 0, 0.06);
            --shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.10);
            --font-family: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
            --transition: all .3s cubic-bezier(.4, 0, .2, 1);
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font-family);
            background: var(--bg);
            color: var(--text);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
            overflow-x: hidden;
        }
        img {
            max-width: 100%;
            display: block;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: var(--transition);
        }
        a:hover {
            color: var(--primary);
        }
        button {
            font-family: inherit;
            cursor: pointer;
            border: none;
            background: none;
        }
        input {
            font-family: inherit;
            outline: none;
        }
        .container {
            max-width: 1280px;
        }
        .section {
            padding: 90px 0;
            position: relative;
        }
        .section-alt {
            background: var(--bg-light);
        }
        .section-dark {
            background: var(--dark);
            color: #f5f1ea;
        }
        .section-title {
            font-size: 2.2rem;
            font-weight: 800;
            letter-spacing: -0.02em;
            line-height: 1.3;
            margin-bottom: 0.5rem;
            position: relative;
        }
        .section-title-symbol {
            color: var(--primary);
        }
        .section-sub {
            color: var(--text-muted);
            font-size: 1.05rem;
            max-width: 640px;
            margin: 0 auto 3rem;
        }
        .section-header {
            text-align: center;
            margin-bottom: 3rem;
        }
        .section-header-left {
            text-align: left;
            margin-bottom: 2.5rem;
        }
        .section-header-left .section-sub {
            margin: 0;
        }
        .eyebrow {
            display: inline-block;
            background: var(--primary-soft);
            color: var(--primary-hover);
            font-size: 0.85rem;
            font-weight: 700;
            padding: 4px 14px;
            border-radius: 30px;
            letter-spacing: 0.05em;
            margin-bottom: 1rem;
            border: 1px solid rgba(184, 137, 74, 0.15);
        }

        /* ===== Buttons ===== */
        .btn {
            font-weight: 600;
            border-radius: 50px;
            padding: 12px 28px;
            transition: var(--transition);
            font-size: 0.95rem;
        }
        .btn-primary {
            background: var(--primary);
            border-color: var(--primary);
            color: #fff;
        }
        .btn-primary:hover,
        .btn-primary:focus {
            background: var(--primary-hover);
            border-color: var(--primary-hover);
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(184, 137, 74, 0.35);
            color: #fff;
        }
        .btn-outline-light {
            border-color: rgba(255, 255, 255, 0.65);
            color: #fff;
        }
        .btn-outline-light:hover {
            background: rgba(255, 255, 255, 0.12);
            border-color: #fff;
            color: #fff;
            transform: translateY(-2px);
        }
        .btn-outline-dark {
            border-color: var(--border);
            color: var(--text);
        }
        .btn-outline-dark:hover {
            border-color: var(--primary);
            color: var(--primary);
            background: var(--primary-soft);
            transform: translateY(-2px);
        }
        .btn-light {
            background: #fff;
            border-color: #fff;
            color: var(--dark);
        }
        .btn-light:hover {
            background: var(--primary-soft);
            border-color: var(--primary-light);
            color: var(--primary-hover);
            transform: translateY(-2px);
        }

        /* ===== Header ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid rgba(0, 0, 0, 0.05);
            box-shadow: 0 1px 10px rgba(0, 0, 0, 0.03);
        }
        .header-top {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 14px 0;
            gap: 20px;
        }
        .brand {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        .brand-mark {
            background: var(--primary);
            color: #fff;
            font-size: 1.2rem;
            font-weight: 900;
            width: 44px;
            height: 44px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 12px;
            box-shadow: 0 4px 14px rgba(184, 137, 74, 0.35);
        }
        .brand-text {
            font-size: 1.35rem;
            font-weight: 900;
            letter-spacing: -0.01em;
            color: var(--text);
            line-height: 1.2;
        }
        .brand-text small {
            display: block;
            font-size: 0.7rem;
            color: var(--text-muted);
            font-weight: 500;
            letter-spacing: 0.08em;
        }
        .header-tools {
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .header-search {
            display: flex;
            align-items: center;
            background: var(--bg);
            border-radius: 40px;
            padding: 6px 6px 6px 18px;
            border: 1px solid var(--border);
            transition: var(--transition);
            width: 260px;
        }
        .header-search:focus-within {
            border-color: var(--primary-light);
            box-shadow: 0 0 0 3px rgba(184, 137, 74, 0.12);
            background: #fff;
        }
        .header-search input {
            border: none;
            background: transparent;
            flex: 1;
            font-size: 0.9rem;
            color: var(--text);
        }
        .header-search input::placeholder {
            color: #a5a5a5;
        }
        .header-search button {
            background: var(--primary);
            color: #fff;
            width: 34px;
            height: 34px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: var(--transition);
            font-size: 0.85rem;
        }
        .header-search button:hover {
            background: var(--primary-hover);
        }
        .nav-toggle {
            display: none;
            width: 42px;
            height: 42px;
            border-radius: 10px;
            background: var(--bg);
            border: 1px solid var(--border);
            font-size: 1.1rem;
            color: var(--text);
            align-items: center;
            justify-content: center;
        }
        .nav-channel {
            display: flex;
            align-items: center;
            gap: 8px;
            padding: 10px 0;
            border-top: 1px solid rgba(0, 0, 0, 0.04);
        }
        .nav-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 20px;
            border-radius: 30px;
            font-size: 0.95rem;
            font-weight: 600;
            color: var(--text-muted);
            border: 1px solid transparent;
            transition: var(--transition);
        }
        .nav-link:hover {
            color: var(--primary);
            background: var(--primary-soft);
        }
        .nav-link.active {
            background: var(--dark);
            color: #fff;
            border-color: var(--dark);
            box-shadow: 0 4px 14px rgba(19, 35, 46, 0.20);
        }
        .nav-link i {
            font-size: 0.85rem;
        }

        /* ===== Hero ===== */
        .hero {
            position: relative;
            min-height: 620px;
            display: flex;
            align-items: center;
            background: linear-gradient(135deg, rgba(13, 25, 32, 0.88) 0%, rgba(19, 35, 46, 0.72) 50%, rgba(184, 137, 74, 0.25) 100%), url('/assets/images/backpic/back-1.png') center center/cover no-repeat;
            color: #fff;
            overflow: hidden;
        }
        .hero::after {
            content: "";
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 80px;
            background: linear-gradient(to top, var(--bg), transparent);
        }
        .hero-inner {
            position: relative;
            z-index: 2;
            padding: 80px 0;
            max-width: 760px;
        }
        .hero-badge {
            display: inline-block;
            background: rgba(255, 255, 255, 0.12);
            border: 1px solid rgba(255, 255, 255, 0.22);
            color: var(--primary-light);
            font-size: 0.85rem;
            font-weight: 700;
            padding: 6px 18px;
            border-radius: 30px;
            letter-spacing: 0.06em;
            margin-bottom: 1.5rem;
            backdrop-filter: blur(6px);
        }
        .hero h1 {
            font-size: 3.2rem;
            font-weight: 900;
            line-height: 1.2;
            letter-spacing: -0.02em;
            margin-bottom: 1.2rem;
        }
        .hero h1 span {
            color: var(--primary-light);
        }
        .hero p {
            font-size: 1.15rem;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.82);
            margin-bottom: 2rem;
            max-width: 620px;
        }
        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            margin-bottom: 2.5rem;
        }
        .hero-stats {
            display: flex;
            gap: 40px;
            flex-wrap: wrap;
            border-top: 1px solid rgba(255, 255, 255, 0.18);
            padding-top: 1.5rem;
            max-width: 560px;
        }
        .hero-stats .stat-item {
            text-align: left;
        }
        .hero-stats .stat-number {
            font-size: 1.8rem;
            font-weight: 800;
            color: #fff;
            line-height: 1.2;
        }
        .hero-stats .stat-number em {
            font-style: normal;
            color: var(--primary-light);
        }
        .hero-stats .stat-label {
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.65);
            letter-spacing: 0.02em;
            margin-top: 4px;
        }

        /* ===== Ticker ===== */
        .ticker-wrap {
            background: var(--dark);
            color: #fff;
            overflow: hidden;
            position: relative;
            z-index: 3;
        }
        .ticker-inner {
            display: flex;
            align-items: center;
            white-space: nowrap;
            animation: ticker-scroll 30s linear infinite;
            padding: 12px 0;
        }
        .ticker-item {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-size: 0.9rem;
            font-weight: 500;
            padding: 0 30px;
            color: rgba(255, 255, 255, 0.75);
        }
        .ticker-item i {
            color: var(--primary-light);
        }
        @keyframes ticker-scroll {
            0% { transform: translateX(0); }
            100% { transform: translateX(-50%); }
        }

        /* ===== Feature Cards ===== */
        .feature-card {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 38px 32px;
            height: 100%;
            transition: var(--transition);
            position: relative;
            overflow: hidden;
        }
        .feature-card::before {
            content: "";
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 4px;
            background: linear-gradient(90deg, var(--primary), var(--primary-light));
            transform: scaleX(0);
            transform-origin: left;
            transition: var(--transition);
        }
        .feature-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-6px);
            border-color: var(--primary-light);
        }
        .feature-card:hover::before {
            transform: scaleX(1);
        }
        .feature-icon {
            width: 64px;
            height: 64px;
            border-radius: 18px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            margin-bottom: 1.4rem;
            color: var(--primary-hover);
            background: var(--primary-soft);
            border: 1px solid rgba(184, 137, 74, 0.15);
        }
        .feature-card h3 {
            font-size: 1.15rem;
            font-weight: 700;
            margin-bottom: 0.6rem;
        }
        .feature-card p {
            color: var(--text-muted);
            font-size: 0.92rem;
            line-height: 1.7;
            margin-bottom: 0;
        }

        /* ===== Category Cards ===== */
        .category-card {
            position: relative;
            border-radius: var(--radius-lg);
            overflow: hidden;
            height: 100%;
            min-height: 320px;
            background: var(--dark);
            border: none;
            transition: var(--transition);
            display: block;
        }
        .category-card img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
            opacity: 0.75;
        }
        .category-card:hover img {
            transform: scale(1.04);
        }
        .category-card-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(to top, rgba(13, 25, 32, 0.85) 0%, rgba(13, 25, 32, 0.1) 60%, transparent 100%);
            display: flex;
            flex-direction: column;
            justify-content: flex-end;
            padding: 28px;
        }
        .category-card-overlay h3 {
            color: #fff;
            font-size: 1.5rem;
            font-weight: 800;
            margin-bottom: 8px;
        }
        .category-card-overlay p {
            color: rgba(255, 255, 255, 0.75);
            font-size: 0.95rem;
            line-height: 1.6;
            margin-bottom: 16px;
            max-width: 300px;
        }
        .category-card-overlay .more-link {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            color: var(--primary-light);
            font-weight: 600;
            font-size: 0.9rem;
        }
        .category-card:hover .more-link {
            gap: 14px;
        }

        /* ===== News Cards (CMS) ===== */
        .news-card {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 24px;
            height: 100%;
            display: flex;
            flex-direction: column;
            transition: var(--transition);
        }
        .news-card:hover {
            box-shadow: var(--shadow);
            transform: translateY(-4px);
            border-color: var(--primary-light);
        }
        .news-card .meta {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 12px;
            font-size: 0.82rem;
            color: var(--text-muted);
        }
        .news-card .badge-cat {
            background: var(--primary-soft);
            color: var(--primary-hover);
            font-size: 0.75rem;
            font-weight: 700;
            padding: 3px 12px;
            border-radius: 20px;
            border: 1px solid rgba(184, 137, 74, 0.12);
        }
        .news-card h3 {
            font-size: 1.05rem;
            font-weight: 700;
            line-height: 1.5;
            margin-bottom: 10px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .news-card h3 a:hover {
            color: var(--primary);
        }
        .news-card p {
            color: var(--text-muted);
            font-size: 0.9rem;
            line-height: 1.65;
            flex: 1;
            display: -webkit-box;
            -webkit-line-clamp: 3;
            -webkit-box-orient: vertical;
            overflow: hidden;
            margin-bottom: 16px;
        }
        .news-card .read-more {
            color: var(--primary);
            font-size: 0.85rem;
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .news-card .read-more i {
            transition: transform 0.3s;
        }
        .news-card:hover .read-more i {
            transform: translateX(4px);
        }
        .news-list-empty {
            background: #fff;
            border: 2px dashed var(--border);
            border-radius: var(--radius);
            padding: 50px;
            text-align: center;
            color: var(--text-muted);
        }

        /* ===== Top List ===== */
        .top-list-wrap {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 28px;
            box-shadow: var(--shadow);
        }
        .top-list-title {
            font-size: 1.2rem;
            font-weight: 800;
            margin-bottom: 20px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .top-list-title i {
            color: var(--primary);
        }
        .top-item {
            display: flex;
            align-items: center;
            gap: 16px;
            padding: 14px 10px;
            border-radius: var(--radius-sm);
            transition: var(--transition);
        }
        .top-item:hover {
            background: var(--bg);
        }
        .top-item .rank {
            font-size: 1.5rem;
            font-weight: 900;
            color: var(--border);
            width: 36px;
            text-align: center;
            flex-shrink: 0;
            transition: var(--transition);
            font-style: italic;
        }
        .top-item:hover .rank {
            color: var(--primary);
        }
        .top-item .top-info {
            flex: 1;
            min-width: 0;
        }
        .top-item .top-info h4 {
            font-size: 0.95rem;
            font-weight: 600;
            margin-bottom: 2px;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }
        .top-item .top-info span {
            font-size: 0.8rem;
            color: var(--text-muted);
        }
        .top-item .trend {
            color: #c85a5a;
            font-size: 0.85rem;
            font-weight: 600;
            flex-shrink: 0;
        }
        .top-item .trend.up {
            color: #4a9d6a;
        }
        .top-more {
            display: block;
            text-align: center;
            padding: 10px;
            color: var(--text-muted);
            font-size: 0.9rem;
            border-top: 1px solid var(--border);
            margin-top: 10px;
        }
        .top-more:hover {
            color: var(--primary);
        }

        /* ===== Feature Article Blocks ===== */
        .feature-block {
            display: flex;
            align-items: center;
            gap: 48px;
            margin-bottom: 60px;
        }
        .feature-block.reverse {
            flex-direction: row-reverse;
        }
        .feature-block-img {
            flex: 1;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-lg);
            position: relative;
        }
        .feature-block-img img {
            width: 100%;
            height: 380px;
            object-fit: cover;
            transition: transform 0.6s;
        }
        .feature-block-img:hover img {
            transform: scale(1.03);
        }
        .feature-block-content {
            flex: 1;
        }
        .feature-block-content .tag {
            display: inline-block;
            background: var(--primary-soft);
            color: var(--primary-hover);
            font-size: 0.8rem;
            font-weight: 700;
            padding: 4px 14px;
            border-radius: 20px;
            margin-bottom: 14px;
        }
        .feature-block-content h3 {
            font-size: 1.7rem;
            font-weight: 800;
            line-height: 1.3;
            margin-bottom: 14px;
        }
        .feature-block-content p {
            color: var(--text-muted);
            margin-bottom: 20px;
            font-size: 0.98rem;
        }
        .feature-block-content .more-link {
            color: var(--primary);
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 0.92rem;
        }
        .feature-block-content .more-link i {
            transition: transform 0.3s;
        }
        .feature-block-content .more-link:hover i {
            transform: translateX(5px);
        }

        /* ===== Steps ===== */
        .step-card {
            text-align: center;
            padding: 30px 20px;
            position: relative;
        }
        .step-num {
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: var(--dark);
            color: #fff;
            font-size: 1.3rem;
            font-weight: 800;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 20px;
            box-shadow: 0 4px 16px rgba(19, 35, 46, 0.2);
            position: relative;
            z-index: 2;
        }
        .step-card:nth-child(2) .step-num {
            background: var(--primary);
        }
        .step-card h4 {
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: 10px;
        }
        .step-card p {
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.6;
        }
        .step-connector {
            display: none;
        }

        /* ===== FAQ ===== */
        .faq-item {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius);
            margin-bottom: 14px;
            overflow: hidden;
            transition: var(--transition);
        }
        .faq-item:hover {
            border-color: var(--primary-light);
            box-shadow: var(--shadow-sm);
        }
        .faq-item summary {
            padding: 22px 26px;
            font-size: 1.02rem;
            font-weight: 600;
            cursor: pointer;
            list-style: none;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
        }
        .faq-item summary::-webkit-details-marker {
            display: none;
        }
        .faq-item summary::after {
            content: "\f107";
            font-family: "Font Awesome 6 Free";
            font-weight: 900;
            color: var(--primary);
            transition: transform 0.3s;
            flex-shrink: 0;
        }
        .faq-item[open] summary::after {
            transform: rotate(180deg);
        }
        .faq-content {
            padding: 0 26px 22px;
            color: var(--text-muted);
            font-size: 0.95rem;
            line-height: 1.7;
            border-top: 1px solid var(--border);
            padding-top: 18px;
        }

        /* ===== CTA ===== */
        .cta-section {
            position: relative;
            border-radius: var(--radius-lg);
            overflow: hidden;
            padding: 70px 60px;
            background: linear-gradient(135deg, rgba(13, 25, 32, 0.92) 0%, rgba(30, 54, 68, 0.82) 100%), url('/assets/images/backpic/back-2.png') center center/cover no-repeat;
            color: #fff;
            text-align: center;
        }
        .cta-section h2 {
            font-size: 2.2rem;
            font-weight: 800;
            margin-bottom: 14px;
        }
        .cta-section p {
            font-size: 1rem;
            color: rgba(255, 255, 255, 0.8);
            max-width: 560px;
            margin: 0 auto 30px;
            line-height: 1.7;
        }
        .cta-form {
            max-width: 480px;
            margin: 0 auto;
            display: flex;
            gap: 10px;
        }
        .cta-form input {
            flex: 1;
            border-radius: 50px;
            border: none;
            padding: 14px 24px;
            font-size: 0.95rem;
            background: rgba(255, 255, 255, 0.12);
            color: #fff;
            border: 1px solid rgba(255, 255, 255, 0.25);
            transition: var(--transition);
        }
        .cta-form input::placeholder {
            color: rgba(255, 255, 255, 0.6);
        }
        .cta-form input:focus {
            background: rgba(255, 255, 255, 0.18);
            border-color: var(--primary-light);
            outline: none;
        }
        .cta-form .btn {
            border-radius: 50px;
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--dark-deep);
            color: rgba(255, 255, 255, 0.7);
            padding: 70px 0 0;
            margin-top: 0;
        }
        .footer-brand .brand-mark {
            margin-bottom: 14px;
        }
        .footer-brand .brand-text {
            color: #fff;
        }
        .footer-brand .brand-text small {
            color: rgba(255, 255, 255, 0.5);
        }
        .footer-brand p {
            font-size: 0.88rem;
            line-height: 1.7;
            margin-top: 16px;
            max-width: 300px;
            color: rgba(255, 255, 255, 0.55);
        }
        .footer-links h5 {
            color: #fff;
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 16px;
        }
        .footer-links a {
            display: block;
            padding: 6px 0;
            color: rgba(255, 255, 255, 0.55);
            font-size: 0.9rem;
            transition: var(--transition);
        }
        .footer-links a:hover {
            color: var(--primary-light);
            padding-left: 6px;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            margin-top: 50px;
            padding: 20px 0;
            font-size: 0.82rem;
            color: rgba(255, 255, 255, 0.4);
        }

        /* ===== Mobile Responsive ===== */
        @media (max-width: 1024px) {
            .header-search {
                width: 200px;
            }
            .hero h1 {
                font-size: 2.6rem;
            }
            .feature-block {
                gap: 30px;
            }
            .feature-block-img img {
                height: 320px;
            }
        }
        @media (max-width: 768px) {
            .section {
                padding: 60px 0;
            }
            .section-title {
                font-size: 1.7rem;
            }
            .header-top {
                padding: 10px 0;
            }
            .header-search {
                display: none;
            }
            .nav-toggle {
                display: flex;
            }
            .nav-channel {
                display: none;
                flex-direction: column;
                align-items: stretch;
                padding: 12px 0;
                gap: 6px;
            }
            .nav-channel.open {
                display: flex;
            }
            .nav-link {
                padding: 10px 16px;
            }
            .hero {
                min-height: 520px;
            }
            .hero h1 {
                font-size: 2rem;
            }
            .hero p {
                font-size: 1rem;
            }
            .feature-block,
            .feature-block.reverse {
                flex-direction: column;
                gap: 24px;
            }
            .feature-block-img img {
                height: 260px;
            }
            .cta-section {
                padding: 50px 30px;
            }
            .cta-section h2 {
                font-size: 1.6rem;
            }
            .cta-form {
                flex-direction: column;
                gap: 12px;
            }
            .top-list-wrap {
                margin-top: 30px;
            }
            .hero-stats {
                gap: 24px;
            }
        }
        @media (max-width: 520px) {
            .section {
                padding: 45px 0;
            }
            .section-title {
                font-size: 1.4rem;
            }
            .brand-text {
                font-size: 1.1rem;
            }
            .brand-mark {
                width: 38px;
                height: 38px;
                font-size: 1rem;
                border-radius: 10px;
            }
            .hero {
                min-height: 480px;
            }
            .hero h1 {
                font-size: 1.7rem;
            }
            .hero-actions .btn {
                width: 100%;
            }
            .hero-stats {
                gap: 18px;
                justify-content: space-between;
            }
            .hero-stats .stat-number {
                font-size: 1.4rem;
            }
            .category-card-overlay {
                padding: 20px;
            }
            .category-card-overlay h3 {
                font-size: 1.2rem;
            }
            .news-card {
                padding: 20px;
            }
            .top-list-wrap {
                padding: 20px;
            }
            .cta-section {
                padding: 40px 20px;
                border-radius: var(--radius);
            }
            .cta-section h2 {
                font-size: 1.4rem;
            }
            .footer-links {
                margin-top: 30px;
            }
        }

/* roulang page: category1 */
:root {
            --brand-primary: #0f766e;
            --brand-primary-dark: #0b5d57;
            --brand-primary-light: #d1faf5;
            --brand-accent: #d97706;
            --brand-accent-light: #fef3c7;
            --brand-bg-light: #f8faf9;
            --brand-bg-dark: #0c1a18;
            --brand-text: #1f2937;
            --brand-text-light: #f9fafb;
            --brand-muted: #6b7280;
            --brand-border: #e5e7eb;
            --brand-radius: 12px;
            --brand-radius-lg: 20px;
            --brand-shadow-sm: 0 2px 8px rgba(15, 118, 110, .08);
            --brand-shadow: 0 6px 24px rgba(15, 118, 110, .12);
            --brand-shadow-lg: 0 12px 40px rgba(15, 118, 110, .16);
            --brand-transition: all .3s ease;
            --spacer-section: 72px;
            --font-base: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
        }

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

        body {
            font-family: var(--font-base);
            font-size: 16px;
            line-height: 1.75;
            color: var(--brand-text);
            background: #fff;
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
        }

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

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

        button, input {
            font-family: inherit;
        }

        .container {
            max-width: 1200px;
        }

        /* ===== Header + 杂志频道导航 ===== */
        .site-header {
            background: #fff;
            border-bottom: 1px solid var(--brand-border);
            position: sticky;
            top: 0;
            z-index: 1040;
            box-shadow: 0 2px 12px rgba(0, 0, 0, .04);
        }

        .header-top {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 14px 0 8px;
            gap: 16px;
            flex-wrap: wrap;
        }

        .brand {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            flex-shrink: 0;
        }

        .brand-mark {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: linear-gradient(135deg, var(--brand-primary), #14b8a6);
            color: #fff;
            font-weight: 800;
            font-size: 1.1rem;
            width: 46px;
            height: 46px;
            border-radius: 14px;
            box-shadow: 0 4px 14px rgba(15, 118, 110, .3);
            letter-spacing: 1px;
        }

        .brand-text {
            font-size: 1.4rem;
            font-weight: 800;
            color: var(--brand-primary);
            letter-spacing: 1px;
            line-height: 1.1;
        }

        .brand-text small {
            display: block;
            font-size: .7rem;
            font-weight: 400;
            color: var(--brand-muted);
            letter-spacing: 2px;
            margin-top: 3px;
        }

        .header-tools {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
        }

        .header-search {
            display: flex;
            align-items: center;
            background: var(--brand-bg-light);
            border: 1px solid var(--brand-border);
            border-radius: 50px;
            padding: 4px 6px 4px 16px;
            width: 260px;
            transition: var(--brand-transition);
        }

        .header-search:focus-within {
            border-color: var(--brand-primary);
            box-shadow: 0 0 0 3px rgba(15, 118, 110, .12);
        }

        .header-search input {
            border: none;
            outline: none;
            background: transparent;
            flex: 1;
            font-size: .88rem;
            color: var(--brand-text);
            padding: 5px 0;
        }

        .header-search input::placeholder {
            color: var(--brand-muted);
        }

        .header-search button {
            background: var(--brand-primary);
            border: none;
            color: #fff;
            width: 32px;
            height: 32px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: .8rem;
            transition: var(--brand-transition);
        }

        .header-search button:hover {
            background: var(--brand-primary-dark);
        }

        .nav-toggle {
            display: none;
            background: none;
            border: 1px solid var(--brand-border);
            border-radius: 8px;
            width: 40px;
            height: 40px;
            font-size: 1.1rem;
            color: var(--brand-primary);
            transition: var(--brand-transition);
        }

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

        .nav-channel {
            display: flex;
            gap: 4px;
            padding: 4px 0 0;
            overflow-x: auto;
            scrollbar-width: none;
            -ms-overflow-style: none;
        }

        .nav-channel::-webkit-scrollbar {
            display: none;
        }

        .nav-channel .nav-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 11px 22px;
            font-size: .92rem;
            font-weight: 600;
            color: var(--brand-text);
            border-radius: 50px 50px 0 0;
            border-bottom: 3px solid transparent;
            white-space: nowrap;
            transition: var(--brand-transition);
        }

        .nav-channel .nav-link i {
            font-size: .85rem;
            color: var(--brand-muted);
            transition: var(--brand-transition);
        }

        .nav-channel .nav-link:hover {
            color: var(--brand-primary);
            background: var(--brand-bg-light);
        }

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

        .nav-channel .nav-link.active {
            color: var(--brand-primary);
            background: var(--brand-bg-light);
            border-bottom-color: var(--brand-primary);
            font-weight: 700;
        }

        .nav-channel .nav-link.active i {
            color: var(--brand-primary);
        }

        /* ===== Hero / 分类页 Banner ===== */
        .category-hero {
            position: relative;
            background: linear-gradient(135deg, #0c1a18 0%, #0f766e 55%, #14b8a6 100%);
            padding: 72px 0 88px;
            color: #fff;
            overflow: hidden;
        }

        .category-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-2.png') center/cover no-repeat;
            opacity: .25;
            mix-blend-mode: overlay;
        }

        .category-hero::after {
            content: '';
            position: absolute;
            bottom: -40px;
            right: -20px;
            width: 360px;
            height: 360px;
            border-radius: 50%;
            background: rgba(255,255,255,.08);
            filter: blur(70px);
        }

        .category-hero .container {
            position: relative;
            z-index: 2;
        }

        .category-hero .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(255,255,255,.16);
            backdrop-filter: blur(6px);
            border: 1px solid rgba(255,255,255,.25);
            color: #fff;
            font-size: .8rem;
            font-weight: 500;
            padding: 6px 16px;
            border-radius: 50px;
            margin-bottom: 18px;
            letter-spacing: 1px;
        }

        .category-hero h1 {
            font-size: 2.9rem;
            font-weight: 800;
            line-height: 1.25;
            margin-bottom: 14px;
            letter-spacing: 1px;
        }

        .category-hero h1 span {
            color: #7ef0dc;
        }

        .category-hero .lead {
            font-size: 1.05rem;
            max-width: 560px;
            color: rgba(255,255,255,.88);
            margin-bottom: 28px;
            line-height: 1.8;
        }

        .hero-stats {
            display: flex;
            gap: 36px;
            flex-wrap: wrap;
            margin-bottom: 30px;
        }

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

        .hero-stats .stat-num {
            font-size: 2rem;
            font-weight: 800;
            color: #fff;
            line-height: 1.1;
        }

        .hero-stats .stat-label {
            font-size: .8rem;
            color: rgba(255,255,255,.7);
        }

        .hero-actions {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }

        .hero-actions .btn {
            padding: 12px 28px;
            border-radius: 50px;
            font-weight: 600;
            font-size: .92rem;
            transition: var(--brand-transition);
        }

        .hero-actions .btn-light {
            background: #fff;
            color: var(--brand-primary);
            border: none;
            box-shadow: 0 6px 20px rgba(0,0,0,.12);
        }

        .hero-actions .btn-light:hover {
            transform: translateY(-2px);
            box-shadow: 0 10px 28px rgba(0,0,0,.18);
            background: #f0fdfa;
        }

        .hero-actions .btn-outline-light {
            border: 1.5px solid rgba(255,255,255,.7);
            color: #fff;
            background: transparent;
        }

        .hero-actions .btn-outline-light:hover {
            background: rgba(255,255,255,.14);
            transform: translateY(-2px);
        }

        /* ===== 快速标签筛选 ===== */
        .tag-filter {
            padding: 36px 0 8px;
            margin-top: -36px;
            position: relative;
            z-index: 3;
        }

        .tag-filter .filter-card {
            background: #fff;
            border-radius: var(--brand-radius-lg);
            box-shadow: var(--brand-shadow);
            padding: 22px 26px;
            display: flex;
            align-items: center;
            gap: 12px;
            flex-wrap: wrap;
        }

        .tag-filter .filter-label {
            font-size: .85rem;
            font-weight: 600;
            color: var(--brand-muted);
            display: inline-flex;
            align-items: center;
            gap: 8px;
            flex-shrink: 0;
        }

        .tag-filter .filter-label i {
            color: var(--brand-accent);
        }

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

        .tag-filter .tag-item {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            padding: 5px 14px;
            background: var(--brand-bg-light);
            border: 1px solid var(--brand-border);
            border-radius: 50px;
            font-size: .82rem;
            color: var(--brand-text);
            cursor: pointer;
            transition: var(--brand-transition);
        }

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

        .tag-filter .tag-item.tag-hot {
            background: #fff7ed;
            border-color: #fed7aa;
            color: #c2410c;
        }

        /* ===== 目的地精选 Grid ===== */
        .destinations-section {
            padding: 56px 0;
        }

        .section-heading {
            margin-bottom: 36px;
        }

        .section-heading .eyebrow {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            color: var(--brand-primary);
            font-size: .78rem;
            font-weight: 700;
            letter-spacing: 2px;
            margin-bottom: 8px;
            text-transform: uppercase;
        }

        .section-heading h2 {
            font-size: 2rem;
            font-weight: 800;
            color: var(--brand-text);
            margin-bottom: 8px;
            letter-spacing: .5px;
        }

        .section-heading p {
            color: var(--brand-muted);
            max-width: 640px;
            font-size: .95rem;
        }

        .destination-card {
            background: #fff;
            border: 1px solid var(--brand-border);
            border-radius: var(--brand-radius-lg);
            overflow: hidden;
            box-shadow: var(--brand-shadow-sm);
            transition: var(--brand-transition);
            height: 100%;
        }

        .destination-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--brand-shadow-lg);
            border-color: rgba(15, 118, 110, .3);
        }

        .destination-card .cover {
            position: relative;
            height: 220px;
            overflow: hidden;
        }

        .destination-card .cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .6s ease;
        }

        .destination-card:hover .cover img {
            transform: scale(1.06);
        }

        .destination-card .cover::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(to top, rgba(12,26,24,.55), transparent 55%);
        }

        .destination-card .cover .badge-tag {
            position: absolute;
            top: 14px;
            left: 14px;
            z-index: 2;
            background: rgba(255,255,255,.92);
            color: var(--brand-primary);
            padding: 4px 12px;
            border-radius: 50px;
            font-size: .75rem;
            font-weight: 600;
            backdrop-filter: blur(4px);
            box-shadow: 0 2px 8px rgba(0,0,0,.08);
        }

        .destination-card .cover .rating {
            position: absolute;
            bottom: 12px;
            left: 14px;
            z-index: 2;
            color: #fff;
            font-size: .8rem;
            display: flex;
            align-items: center;
            gap: 5px;
        }

        .destination-card .cover .rating i {
            color: #fbbf24;
        }

        .destination-card .card-body {
            padding: 20px;
        }

        .destination-card .card-body h3 {
            font-size: 1.12rem;
            font-weight: 700;
            margin-bottom: 8px;
            line-height: 1.4;
            color: var(--brand-text);
        }

        .destination-card .card-body p {
            font-size: .86rem;
            color: var(--brand-muted);
            line-height: 1.65;
            margin-bottom: 14px;
        }

        .destination-card .card-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding-top: 12px;
            border-top: 1px solid var(--brand-border);
        }

        .destination-card .card-meta .meta-info {
            display: flex;
            gap: 12px;
            font-size: .78rem;
            color: var(--brand-muted);
        }

        .destination-card .card-meta .meta-info span {
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }

        .destination-card .card-meta .more-link {
            font-size: .82rem;
            font-weight: 600;
            color: var(--brand-primary);
        }

        .destination-card .card-meta .more-link:hover {
            color: var(--brand-accent);
        }

        /* ===== 热门榜单 ===== */
        .ranking-section {
            background: var(--brand-bg-light);
            padding: 64px 0;
        }

        .ranking-list {
            display: flex;
            flex-direction: column;
            gap: 14px;
        }

        .ranking-item {
            background: #fff;
            border: 1px solid var(--brand-border);
            border-radius: var(--brand-radius);
            padding: 16px 20px;
            display: flex;
            align-items: center;
            gap: 18px;
            transition: var(--brand-transition);
        }

        .ranking-item:hover {
            box-shadow: var(--brand-shadow);
            border-color: rgba(15,118,110,.25);
            transform: translateX(4px);
        }

        .ranking-item .rank-num {
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--brand-border);
            width: 42px;
            text-align: center;
            flex-shrink: 0;
            font-style: italic;
        }

        .ranking-item:nth-child(1) .rank-num {
            color: var(--brand-accent);
        }

        .ranking-item:nth-child(2) .rank-num {
            color: #94a3b8;
        }

        .ranking-item:nth-child(3) .rank-num {
            color: #d97706;
        }

        .ranking-item .rank-thumb {
            width: 72px;
            height: 54px;
            object-fit: cover;
            border-radius: 8px;
            flex-shrink: 0;
        }

        .ranking-item .rank-info {
            flex: 1;
            min-width: 0;
        }

        .ranking-item .rank-info h4 {
            font-size: .96rem;
            font-weight: 700;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
            margin-bottom: 2px;
        }

        .ranking-item .rank-info p {
            font-size: .78rem;
            color: var(--brand-muted);
            margin: 0;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }

        .ranking-item .rank-score {
            font-size: 1.1rem;
            font-weight: 800;
            color: var(--brand-primary);
            flex-shrink: 0;
        }

        .ranking-item .rank-score small {
            font-size: .75rem;
            color: var(--brand-muted);
            font-weight: 400;
        }

        /* ===== 主题指南 ===== */
        .guide-section {
            padding: 64px 0;
        }

        .guide-card {
            border-radius: var(--brand-radius-lg);
            border: 1px solid var(--brand-border);
            background: #fff;
            overflow: hidden;
            box-shadow: var(--brand-shadow-sm);
            transition: var(--brand-transition);
            height: 100%;
        }

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

        .guide-card .guide-cover {
            position: relative;
            height: 180px;
            overflow: hidden;
        }

        .guide-card .guide-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .5s ease;
        }

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

        .guide-card .guide-cover .category-label {
            position: absolute;
            top: 12px;
            left: 12px;
            background: rgba(15,118,110,.9);
            color: #fff;
            padding: 4px 12px;
            border-radius: 50px;
            font-size: .75rem;
            font-weight: 500;
            backdrop-filter: blur(4px);
        }

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

        .guide-card .guide-body h3 {
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 6px;
            line-height: 1.4;
        }

        .guide-card .guide-body p {
            font-size: .83rem;
            color: var(--brand-muted);
            margin-bottom: 14px;
            line-height: 1.6;
        }

        .guide-card .guide-footer {
            display: flex;
            align-items: center;
            justify-content: space-between;
            border-top: 1px solid var(--brand-border);
            padding-top: 10px;
        }

        .guide-card .guide-footer .reads {
            font-size: .78rem;
            color: var(--brand-muted);
        }

        .guide-card .guide-footer .reads i {
            margin-right: 4px;
            color: var(--brand-primary);
        }

        .guide-card .guide-footer .btn-sm {
            padding: 4px 12px;
            border-radius: 50px;
            font-size: .78rem;
        }

        /* ===== 行程规划流程 ===== */
        .process-section {
            background: var(--brand-bg-dark);
            color: #fff;
            padding: 68px 0;
            position: relative;
            overflow: hidden;
        }

        .process-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-3.png') center/cover no-repeat;
            opacity: .15;
        }

        .process-section .section-heading h2 {
            color: #fff;
        }

        .process-section .section-heading p {
            color: rgba(255,255,255,.65);
        }

        .process-step {
            text-align: center;
            padding: 28px 20px;
            border-radius: var(--brand-radius-lg);
            background: rgba(255,255,255,.04);
            border: 1px solid rgba(255,255,255,.08);
            backdrop-filter: blur(6px);
            height: 100%;
            transition: var(--brand-transition);
        }

        .process-step:hover {
            background: rgba(255,255,255,.08);
            border-color: rgba(255,255,255,.16);
        }

        .process-step .step-icon {
            width: 62px;
            height: 62px;
            margin: 0 auto 16px;
            background: linear-gradient(135deg, rgba(255,255,255,.16), rgba(255,255,255,.06));
            border: 1px solid rgba(255,255,255,.14);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            color: #7ef0dc;
        }

        .process-step .step-num {
            font-size: .7rem;
            color: rgba(255,255,255,.4);
            letter-spacing: 2px;
            font-weight: 700;
            text-transform: uppercase;
        }

        .process-step h4 {
            font-size: 1.02rem;
            font-weight: 700;
            margin: 6px 0 8px;
        }

        .process-step p {
            font-size: .83rem;
            color: rgba(255,255,255,.65);
            margin: 0;
            line-height: 1.6;
        }

        /* ===== 资讯列表 ===== */
        .news-section {
            padding: 64px 0;
        }

        .news-item {
            display: flex;
            gap: 18px;
            padding: 18px;
            background: #fff;
            border: 1px solid var(--brand-border);
            border-radius: var(--brand-radius);
            transition: var(--brand-transition);
            height: 100%;
        }

        .news-item:hover {
            box-shadow: var(--brand-shadow);
            border-color: rgba(15,118,110,.25);
        }

        .news-item .news-thumb {
            width: 110px;
            height: 82px;
            object-fit: cover;
            border-radius: 8px;
            flex-shrink: 0;
        }

        .news-item .news-body {
            flex: 1;
            min-width: 0;
        }

        .news-item .news-body h4 {
            font-size: .96rem;
            font-weight: 700;
            margin-bottom: 5px;
            line-height: 1.4;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .news-item .news-body p {
            font-size: .8rem;
            color: var(--brand-muted);
            margin-bottom: 6px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .news-item .news-meta {
            display: flex;
            gap: 14px;
            font-size: .75rem;
            color: var(--brand-muted);
        }

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

        .news-item .news-meta i {
            color: var(--brand-primary);
        }

        /* ===== FAQ ===== */
        .faq-section {
            background: var(--brand-bg-light);
            padding: 64px 0;
        }

        .faq-accordion .accordion-item {
            border: 1px solid var(--brand-border);
            border-radius: var(--brand-radius) !important;
            overflow: hidden;
            margin-bottom: 12px;
            background: #fff;
            box-shadow: var(--brand-shadow-sm);
        }

        .faq-accordion .accordion-button {
            font-size: .96rem;
            font-weight: 600;
            padding: 18px 22px;
            color: var(--brand-text);
            background: #fff;
            box-shadow: none;
        }

        .faq-accordion .accordion-button:not(.collapsed) {
            color: var(--brand-primary);
            background: var(--brand-primary-light);
            box-shadow: none;
        }

        .faq-accordion .accordion-button:focus {
            box-shadow: 0 0 0 .25rem rgba(15,118,110,.12);
        }

        .faq-accordion .accordion-body {
            padding: 18px 22px;
            font-size: .88rem;
            color: var(--brand-muted);
            line-height: 1.7;
        }

        /* ===== CTA ===== */
        .cta-section {
            position: relative;
            padding: 72px 0;
            background: linear-gradient(135deg, #0b5d57, #0f766e 55%, #14b8a6);
            color: #fff;
            text-align: center;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-1.png') center/cover no-repeat;
            opacity: .18;
            mix-blend-mode: overlay;
        }

        .cta-section::after {
            content: '';
            position: absolute;
            top: -80px;
            right: -40px;
            width: 280px;
            height: 280px;
            border-radius: 50%;
            background: rgba(255,255,255,.08);
            filter: blur(60px);
        }

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

        .cta-section h2 {
            font-size: 2.1rem;
            font-weight: 800;
            margin-bottom: 12px;
        }

        .cta-section p {
            font-size: 1rem;
            color: rgba(255,255,255,.82);
            max-width: 520px;
            margin: 0 auto 28px;
        }

        .cta-section .btn {
            padding: 14px 36px;
            border-radius: 50px;
            font-weight: 600;
            transition: var(--brand-transition);
        }

        .cta-section .btn-light {
            background: #fff;
            color: var(--brand-primary);
            box-shadow: 0 8px 28px rgba(0,0,0,.18);
        }

        .cta-section .btn-light:hover {
            transform: translateY(-2px);
            box-shadow: 0 12px 32px rgba(0,0,0,.24);
            background: #f0fdfa;
        }

        .cta-section .btn-outline-light {
            border: 1.5px solid rgba(255,255,255,.6);
            color: #fff;
            background: transparent;
        }

        .cta-section .btn-outline-light:hover {
            background: rgba(255,255,255,.12);
            transform: translateY(-2px);
        }

        /* ===== Footer ===== */
        .site-footer {
            background: #0c1a18;
            color: #fff;
            padding: 56px 0 0;
            position: relative;
        }

        .site-footer::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: linear-gradient(90deg, var(--brand-primary), #14b8a6, var(--brand-accent));
        }

        .footer-brand p {
            color: rgba(255,255,255,.55);
            font-size: .88rem;
            margin-top: 16px;
            line-height: 1.7;
            max-width: 300px;
        }

        .footer-links h5 {
            font-size: .95rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 18px;
            letter-spacing: 1px;
            position: relative;
            padding-bottom: 8px;
        }

        .footer-links h5::after {
            content: '';
            position: absolute;
            left: 0;
            bottom: 0;
            width: 28px;
            height: 2px;
            background: var(--brand-primary);
            border-radius: 2px;
        }

        .footer-links a {
            display: block;
            color: rgba(255,255,255,.55);
            font-size: .87rem;
            padding: 5px 0;
            transition: var(--brand-transition);
        }

        .footer-links a:hover {
            color: #fff;
            padding-left: 6px;
        }

        .footer-links a i {
            margin-right: 4px;
            color: var(--brand-primary);
        }

        .footer-bottom {
            border-top: 1px solid rgba(255,255,255,.1);
            padding: 22px 0;
            margin-top: 40px;
        }

        .footer-bottom p {
            color: rgba(255,255,255,.4);
            font-size: .82rem;
            margin-bottom: 0;
        }

        /* ===== 按钮通用 ===== */
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            border-radius: 50px;
            font-weight: 500;
            padding: 10px 24px;
            transition: var(--brand-transition);
            border: none;
        }

        .btn-sm {
            padding: 6px 16px;
            font-size: .82rem;
        }

        .btn-primary {
            background: var(--brand-primary);
            color: #fff;
        }

        .btn-primary:hover {
            background: var(--brand-primary-dark);
            transform: translateY(-2px);
            box-shadow: var(--brand-shadow);
            color: #fff;
        }

        .btn-primary:focus,
        .btn-primary:focus-visible {
            background: var(--brand-primary-dark);
            box-shadow: 0 0 0 .25rem rgba(15,118,110,.3);
        }

        :focus-visible {
            outline: 2px solid var(--brand-primary);
            outline-offset: 2px;
        }

        .breadcrumb-area {
            padding: 20px 0 0;
            font-size: .8rem;
            color: rgba(255,255,255,.65);
        }

        .breadcrumb-area a {
            color: rgba(255,255,255,.75);
            text-decoration: none;
        }

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

        .breadcrumb-area .sep {
            margin: 0 8px;
            color: rgba(255,255,255,.4);
        }

        /* ===== 响应式 ===== */
        @media (max-width: 991.98px) {
            .header-search {
                width: 200px;
            }
            .category-hero h1 {
                font-size: 2.3rem;
            }
            .hero-stats .stat-num {
                font-size: 1.5rem;
            }
            .destination-card .cover {
                height: 180px;
            }
        }

        @media (max-width: 767.98px) {
            .header-top {
                padding: 12px 0 6px;
            }
            .header-search {
                display: none;
            }
            .nav-toggle {
                display: flex;
                align-items: center;
                justify-content: center;
            }
            .nav-channel {
                display: none;
                flex-direction: column;
                padding: 8px 0 12px;
                width: 100%;
                border-top: 1px solid var(--brand-border);
                margin-top: 4px;
            }
            .nav-channel.open {
                display: flex;
            }
            .nav-channel .nav-link {
                border-radius: 10px;
                border-bottom: none;
                padding: 12px 18px;
            }
            .nav-channel .nav-link:hover,
            .nav-channel .nav-link.active {
                background: var(--brand-bg-light);
                border-bottom: none;
            }
            .brand-text {
                font-size: 1.2rem;
            }
            .brand-text small {
                font-size: .65rem;
            }
            .category-hero {
                padding: 48px 0 64px;
            }
            .category-hero h1 {
                font-size: 1.8rem;
            }
            .category-hero .lead {
                font-size: .92rem;
            }
            .hero-stats {
                gap: 20px;
            }
            .hero-actions .btn {
                width: 100%;
                justify-content: center;
            }
            .tag-filter .filter-card {
                padding: 16px;
            }
            .section-heading h2 {
                font-size: 1.5rem;
            }
            .ranking-item {
                flex-wrap: wrap;
                gap: 8px;
            }
            .ranking-item .rank-thumb {
                width: 56px;
                height: 44px;
            }
            .ranking-item .rank-info h4 {
                font-size: .85rem;
            }
            .ranking-item .rank-info p {
                font-size: .72rem;
            }
            .ranking-item .rank-score {
                font-size: .95rem;
                width: 100%;
                padding-left: 50px;
            }
            .news-item {
                flex-direction: column;
            }
            .news-item .news-thumb {
                width: 100%;
                height: 140px;
            }
            .process-step {
                margin-bottom: 16px;
            }
            .cta-section h2 {
                font-size: 1.6rem;
            }
            .cta-section p {
                font-size: .9rem;
            }
            .cta-section .btn {
                display: block;
                margin: 0 0 12px;
                width: 100%;
            }
            .footer-links {
                margin-bottom: 24px;
            }
        }

        @media (max-width: 575.98px) {
            .header-tools {
                gap: 8px;
            }
            .brand-mark {
                width: 38px;
                height: 38px;
                font-size: .95rem;
                border-radius: 12px;
            }
            .brand-text {
                font-size: 1.05rem;
            }
            .category-hero h1 {
                font-size: 1.6rem;
            }
            .hero-stats .stat-item {
                width: 44%;
                margin-bottom: 10px;
            }
            .hero-stats .stat-num {
                font-size: 1.4rem;
            }
            .tag-filter .tag-list {
                width: 100%;
            }
            .destination-card .cover {
                height: 170px;
            }
            .ranking-list {
                gap: 10px;
            }
            .ranking-item {
                padding: 12px;
            }
            .guide-card .guide-cover {
                height: 160px;
            }
            .news-item .news-thumb {
                height: 120px;
            }
            .footer-bottom .text-md-end {
                text-align: left !important;
                margin-top: 6px;
            }
        }

/* roulang page: article */
:root {
        --primary: #0b4f6c;
        --primary-dark: #07303f;
        --primary-light: #e8f2f6;
        --accent: #e4a853;
        --accent-dark: #c98d35;
        --accent-light: #fdf6ec;
        --bg: #f6f7fb;
        --bg-deep: #0b1a24;
        --white: #ffffff;
        --text: #1e2b38;
        --text-weak: #6b7683;
        --border: #e5e9ef;
        --radius-lg: 20px;
        --radius-md: 14px;
        --radius-sm: 10px;
        --shadow-sm: 0 2px 8px rgba(11,79,108,.06);
        --shadow-md: 0 8px 24px rgba(11,79,108,.10);
        --shadow-lg: 0 16px 40px rgba(11,79,108,.14);
        --spacer: 4.5rem;
        --font-body: 'PingFang SC', 'Microsoft YaHei', -apple-system, BlinkMacSystemFont, 'Helvetica Neue', Arial, sans-serif;
        --font-display: 'PingFang SC', 'Microsoft YaHei', sans-serif;
    }

    *, *::before, *::after { box-sizing: border-box; }
    html { scroll-behavior: smooth; }
    body {
        font-family: var(--font-body);
        font-size: 16px;
        line-height: 1.7;
        color: var(--text);
        background: var(--bg);
        margin: 0;
        padding: 0;
        -webkit-font-smoothing: antialiased;
    }
    a { color: var(--primary); text-decoration: none; transition: color .2s ease; }
    a:hover { color: var(--accent-dark); }
    img { max-width: 100%; height: auto; }
    button, input, select, textarea { font-family: inherit; font-size: inherit; }
    .container { max-width: 1240px; padding-left: 20px; padding-right: 20px; }
    .section-tag {
        display: inline-block;
        font-size: .8rem;
        font-weight: 700;
        letter-spacing: .12em;
        text-transform: uppercase;
        color: var(--accent-dark);
        background: var(--accent-light);
        padding: 4px 14px;
        border-radius: 100px;
        margin-bottom: 8px;
    }
    .section-head {
        display: flex;
        align-items: flex-end;
        justify-content: space-between;
        flex-wrap: wrap;
        gap: 12px;
        margin-bottom: 32px;
    }
    .section-head h2 {
        font-size: 2rem;
        font-weight: 800;
        color: var(--primary-dark);
        margin: 0;
        letter-spacing: -.01em;
    }
    .btn-outline-link {
        display: inline-flex;
        align-items: center;
        gap: 6px;
        font-weight: 600;
        font-size: .9rem;
        color: var(--primary);
        padding: 8px 20px;
        border: 2px solid var(--primary);
        border-radius: 100px;
        transition: all .25s ease;
        background: transparent;
    }
    .btn-outline-link:hover {
        background: var(--primary);
        color: #fff;
        transform: translateX(2px);
    }
    .category-badge {
        display: inline-flex;
        align-items: center;
        gap: 6px;
        background: var(--accent);
        color: #fff;
        font-size: .85rem;
        font-weight: 600;
        padding: 6px 16px;
        border-radius: 100px;
        letter-spacing: .02em;
    }
    .category-badge.small { font-size: .75rem; padding: 4px 12px; }

    /* ===== Header & Nav ===== */
    .site-header {
        position: sticky;
        top: 0;
        z-index: 1050;
        background: rgba(255,255,255,.96);
        backdrop-filter: blur(14px);
        -webkit-backdrop-filter: blur(14px);
        border-bottom: 1px solid var(--border);
        box-shadow: 0 2px 20px rgba(0,0,0,.04);
    }
    .header-top { display: flex; align-items: center; justify-content: space-between; padding: 14px 0; gap: 16px; }
    .brand {
        display: inline-flex;
        align-items: center;
        gap: 10px;
        text-decoration: none;
        flex-shrink: 0;
    }
    .brand-mark {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        width: 42px;
        height: 42px;
        background: linear-gradient(135deg, var(--primary), #0e7a92);
        color: #fff;
        font-size: 1rem;
        font-weight: 800;
        border-radius: 14px;
        box-shadow: 0 4px 12px rgba(11,79,108,.25);
        letter-spacing: .02em;
    }
    .brand-text {
        font-size: 1.35rem;
        font-weight: 800;
        color: var(--primary-dark);
        line-height: 1.1;
        display: flex;
        flex-direction: column;
    }
    .brand-text small {
        font-size: .68rem;
        color: var(--text-weak);
        font-weight: 400;
        letter-spacing: .1em;
        margin-top: 2px;
    }
    .header-tools { display: flex; align-items: center; gap: 12px; }
    .header-search { position: relative; display: flex; align-items: center; }
    .header-search input {
        width: 230px;
        padding: 8px 40px 8px 18px;
        border: 1px solid var(--border);
        border-radius: 100px;
        background: var(--bg);
        font-size: .88rem;
        transition: all .3s ease;
        outline: none;
    }
    .header-search input:focus {
        border-color: var(--accent);
        background: #fff;
        box-shadow: 0 0 0 4px rgba(228,168,83,.15);
    }
    .header-search input::placeholder { color: #a0a8b4; }
    .header-search button {
        position: absolute;
        right: 4px;
        top: 50%;
        transform: translateY(-50%);
        border: none;
        background: var(--primary);
        color: #fff;
        width: 30px;
        height: 30px;
        border-radius: 50%;
        font-size: .78rem;
        display: flex;
        align-items: center;
        justify-content: center;
        transition: background .3s ease;
        cursor: pointer;
    }
    .header-search button:hover { background: var(--primary-dark); }
    .nav-toggle {
        display: none;
        border: none;
        background: var(--bg);
        color: var(--primary);
        width: 42px;
        height: 42px;
        border-radius: 12px;
        font-size: 1.15rem;
        align-items: center;
        justify-content: center;
        cursor: pointer;
        transition: background .2s ease;
    }
    .nav-toggle:hover { background: var(--primary-light); }
    .nav-channel {
        display: flex;
        gap: 4px;
        padding: 6px 0 14px;
        overflow-x: auto;
        scrollbar-width: none;
        -ms-overflow-style: none;
    }
    .nav-channel::-webkit-scrollbar { display: none; }
    .nav-channel .nav-link {
        display: inline-flex;
        align-items: center;
        gap: 6px;
        padding: 9px 20px;
        border-radius: 100px;
        font-size: .92rem;
        font-weight: 600;
        color: var(--text);
        transition: all .25s ease;
        white-space: nowrap;
        text-decoration: none;
        border: 1px solid transparent;
    }
    .nav-channel .nav-link i { font-size: .85rem; opacity: .7; }
    .nav-channel .nav-link:hover {
        background: var(--primary-light);
        color: var(--primary);
        border-color: transparent;
    }
    .nav-channel .nav-link.active {
        background: var(--primary);
        color: #fff;
        box-shadow: 0 4px 14px rgba(11,79,108,.28);
    }
    .nav-channel .nav-link.active i { opacity: 1; }

    /* ===== Article Hero ===== */
    .article-hero {
        position: relative;
        background-size: cover;
        background-position: center;
        background-repeat: no-repeat;
        padding: 90px 0 80px;
        min-height: 380px;
        display: flex;
        align-items: center;
        isolation: isolate;
    }
    .article-hero::before {
        content: "";
        position: absolute;
        inset: 0;
        background: linear-gradient(135deg, rgba(7,48,63,.92) 0%, rgba(11,79,108,.78) 45%, rgba(11,79,108,.55) 100%);
        z-index: -1;
    }
    .article-hero::after {
        content: "";
        position: absolute;
        right: -80px;
        top: -80px;
        width: 380px;
        height: 380px;
        border-radius: 50%;
        background: rgba(228,168,83,.18);
        filter: blur(60px);
        z-index: -1;
    }
    .article-head-box {
        max-width: 860px;
        color: #fff;
        position: relative;
    }
    .breadcrumb-nav {
        display: flex;
        align-items: center;
        gap: 8px;
        font-size: .85rem;
        margin-bottom: 24px;
        color: rgba(255,255,255,.65);
        flex-wrap: wrap;
    }
    .breadcrumb-nav a { color: rgba(255,255,255,.75); transition: color .2s ease; }
    .breadcrumb-nav a:hover { color: var(--accent); }
    .breadcrumb-nav i { font-size: .65rem; opacity: .6; }
    .breadcrumb-nav span { color: rgba(255,255,255,.55); }
    .article-head-box .category-badge {
        background: var(--accent);
        color: #fff;
        margin-bottom: 18px;
    }
    .article-head-box h1 {
        font-size: 2.35rem;
        font-weight: 800;
        line-height: 1.3;
        margin: 0 0 20px;
        letter-spacing: -.01em;
        text-shadow: 0 2px 16px rgba(0,0,0,.25);
    }
    .article-hero-divider {
        width: 64px;
        height: 3px;
        border-radius: 3px;
        background: var(--accent);
        margin-bottom: 18px;
    }
    .article-meta {
        display: flex;
        align-items: center;
        gap: 18px;
        font-size: .88rem;
        color: rgba(255,255,255,.75);
        flex-wrap: wrap;
    }
    .article-meta span { display: inline-flex; align-items: center; gap: 6px; }
    .article-meta i { color: var(--accent); font-size: .9rem; }

    /* ===== Article Main ===== */
    .article-main { padding: 64px 0 40px; }
    .article-card {
        background: var(--white);
        border-radius: var(--radius-lg);
        padding: 48px;
        box-shadow: var(--shadow-md);
        border: 1px solid rgba(255,255,255,.8);
        position: relative;
    }
    .article-card::before {
        content: "";
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        height: 4px;
        border-radius: 4px 4px 0 0;
        background: linear-gradient(90deg, var(--primary), var(--accent));
    }
    .article-summary {
        background: var(--primary-light);
        border-left: 4px solid var(--primary);
        border-radius: 0 var(--radius-md) var(--radius-md) 0;
        padding: 22px 24px;
        margin-bottom: 36px;
        position: relative;
    }
    .article-summary i.fa-quote-left {
        color: var(--primary);
        opacity: .3;
        font-size: 1.2rem;
        position: absolute;
        left: 14px;
        top: 12px;
    }
    .article-summary p {
        margin: 0;
        font-size: 1.02rem;
        color: var(--primary-dark);
        font-weight: 500;
        line-height: 1.7;
        padding-left: 14px;
    }
    .article-content { font-size: 1.06rem; line-height: 2; color: #2c3a48; }
    .article-content p { margin-bottom: 1.6rem; }
    .article-content h2 {
        font-size: 1.6rem;
        font-weight: 700;
        color: var(--primary-dark);
        margin: 2.2rem 0 1rem;
        padding-left: 16px;
        border-left: 4px solid var(--accent);
        border-radius: 0 4px 4px 0;
        line-height: 1.4;
    }
    .article-content h3 {
        font-size: 1.25rem;
        font-weight: 700;
        color: var(--primary);
        margin: 1.8rem 0 .8rem;
    }
    .article-content ul, .article-content ol {
        margin: 0 0 1.6rem;
        padding-left: 1.4rem;
    }
    .article-content li { margin-bottom: .5rem; }
    .article-content img {
        max-width: 100%;
        border-radius: var(--radius-md);
        margin: 1rem 0;
        box-shadow: var(--shadow-sm);
    }
    .article-content blockquote {
        background: var(--accent-light);
        border-left: 4px solid var(--accent);
        padding: 18px 24px;
        border-radius: 0 var(--radius-md) var(--radius-md) 0;
        margin: 1.6rem 0;
        color: var(--primary-dark);
        font-style: italic;
    }
    .article-content a { text-decoration: underline; text-underline-offset: 3px; }
    .article-footer {
        display: flex;
        justify-content: space-between;
        align-items: center;
        flex-wrap: wrap;
        gap: 16px;
        border-top: 1px solid var(--border);
        margin-top: 40px;
        padding-top: 28px;
    }
    .tag-list { display: flex; flex-wrap: wrap; gap: 8px; }
    .article-tag {
        background: var(--bg);
        border: 1px solid var(--border);
        border-radius: 100px;
        padding: 5px 14px;
        font-size: .82rem;
        color: var(--text-weak);
        transition: all .2s ease;
    }
    .article-tag:hover {
        background: var(--primary);
        color: #fff;
        border-color: var(--primary);
    }
    .share-buttons { display: flex; align-items: center; gap: 6px; }
    .share-buttons span { font-size: .85rem; color: var(--text-weak); margin-right: 4px; }
    .share-buttons a {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        width: 34px;
        height: 34px;
        border-radius: 50%;
        background: var(--bg);
        color: var(--text-weak);
        font-size: .9rem;
        transition: all .25s ease;
        border: 1px solid var(--border);
    }
    .share-buttons a:hover {
        background: var(--primary);
        color: #fff;
        border-color: var(--primary);
        transform: translateY(-2px);
    }

    /* ===== Sidebar ===== */
    .article-sidebar .sidebar-card {
        background: var(--white);
        border-radius: var(--radius-md);
        padding: 26px 24px;
        margin-bottom: 24px;
        box-shadow: var(--shadow-sm);
        border: 1px solid var(--border);
    }
    .sidebar-card h4 {
        font-size: 1.1rem;
        font-weight: 700;
        color: var(--primary-dark);
        margin-bottom: 18px;
        padding-bottom: 12px;
        border-bottom: 2px solid var(--bg);
        position: relative;
    }
    .sidebar-card h4::after {
        content: "";
        position: absolute;
        bottom: -2px;
        left: 0;
        width: 48px;
        height: 2px;
        background: var(--accent);
        border-radius: 2px;
    }
    .info-list { list-style: none; padding: 0; margin: 0; }
    .info-list li {
        display: flex;
        justify-content: space-between;
        align-items: flex-start;
        gap: 12px;
        padding: 10px 0;
        border-bottom: 1px dashed var(--border);
        font-size: .9rem;
        line-height: 1.5;
    }
    .info-list li:last-child { border-bottom: none; }
    .info-label { color: var(--text-weak); flex-shrink: 0; }
    .info-list li span:last-child { text-align: right; font-weight: 500; }
    .hot-list { display: flex; flex-direction: column; gap: 16px; }
    .hot-item {
        display: flex;
        gap: 12px;
        align-items: center;
        text-decoration: none;
        padding: 8px;
        border-radius: var(--radius-sm);
        transition: all .25s ease;
    }
    .hot-item:hover { background: var(--bg); transform: translateX(4px); }
    .hot-item img {
        width: 72px;
        height: 56px;
        object-fit: cover;
        border-radius: 8px;
        flex-shrink: 0;
    }
    .hot-item .hot-info { min-width: 0; }
    .hot-item .hot-info p {
        font-size: .88rem;
        font-weight: 600;
        color: var(--text);
        margin: 0 0 4px;
        line-height: 1.4;
        overflow: hidden;
        display: -webkit-box;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
    }
    .hot-item .hot-info small { color: var(--text-weak); font-size: .75rem; }
    .sidebar-ad {
        position: relative;
        overflow: hidden;
        padding: 0 !important;
        border: none !important;
        border-radius: var(--radius-md) !important;
    }
    .sidebar-ad img { width: 100%; height: 220px; object-fit: cover; display: block; }
    .sidebar-ad .ad-overlay {
        position: absolute;
        inset: 0;
        background: linear-gradient(to top, rgba(7,48,63,.85), rgba(11,79,108,.3));
        display: flex;
        flex-direction: column;
        justify-content: flex-end;
        align-items: flex-start;
        padding: 22px;
        color: #fff;
    }
    .ad-overlay span { font-size: .75rem; font-weight: 600; letter-spacing: .1em; color: var(--accent); text-transform: uppercase; }
    .ad-overlay h5 { font-size: 1.15rem; font-weight: 700; margin: 4px 0 8px; }
    .ad-overlay a { color: #fff; font-size: .85rem; font-weight: 600; text-decoration: none; border-bottom: 2px solid var(--accent); padding-bottom: 2px; }

    /* ===== Related ===== */
    .related-section { padding: 56px 0 64px; background: var(--white); border-top: 1px solid var(--border); }
    .related-card {
        background: var(--white);
        border-radius: var(--radius-md);
        overflow: hidden;
        border: 1px solid var(--border);
        box-shadow: var(--shadow-sm);
        height: 100%;
        display: flex;
        flex-direction: column;
        transition: all .3s ease;
    }
    .related-card:hover {
        transform: translateY(-6px);
        box-shadow: var(--shadow-lg);
        border-color: transparent;
    }
    .related-card img {
        width: 100%;
        height: 190px;
        object-fit: cover;
        display: block;
        transition: transform .4s ease;
    }
    .related-card:hover img { transform: scale(1.04); }
    .related-card .related-body { padding: 22px 22px 24px; display: flex; flex-direction: column; flex: 1; }
    .related-card .related-body .category-badge { margin-bottom: 12px; }
    .related-card .related-body h3 {
        font-size: 1.05rem;
        font-weight: 700;
        color: var(--primary-dark);
        line-height: 1.4;
        margin: 0 0 8px;
    }
    .related-card .related-body p {
        font-size: .88rem;
        color: var(--text-weak);
        line-height: 1.65;
        margin: 0 0 16px;
        flex: 1;
    }
    .related-card .related-body a {
        font-size: .88rem;
        font-weight: 600;
        color: var(--primary);
        text-decoration: none;
        display: inline-flex;
        align-items: center;
        gap: 6px;
        transition: gap .2s ease;
    }
    .related-card .related-body a:hover { gap: 10px; color: var(--accent-dark); }

    /* ===== CTA ===== */
    .cta-section {
        padding: 64px 0;
        background: var(--bg-deep);
        background-image: linear-gradient(135deg, rgba(7,48,63,.97) 0%, rgba(11,79,108,.88) 50%, rgba(14,122,146,.85) 100%);
        position: relative;
        overflow: hidden;
        isolation: isolate;
    }
    .cta-section::before {
        content: "";
        position: absolute;
        width: 320px;
        height: 320px;
        border-radius: 50%;
        background: rgba(228,168,83,.12);
        filter: blur(50px);
        top: -100px;
        right: -80px;
        z-index: -1;
    }
    .cta-section::after {
        content: "";
        position: absolute;
        width: 180px;
        height: 180px;
        border-radius: 50%;
        border: 2px solid rgba(228,168,83,.15);
        bottom: -60px;
        left: 40px;
        z-index: -1;
    }
    .cta-wrapper {
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 32px;
        flex-wrap: wrap;
    }
    .cta-info h2 {
        font-size: 1.85rem;
        font-weight: 800;
        color: #fff;
        margin: 0 0 8px;
    }
    .cta-info p { color: rgba(255,255,255,.7); margin: 0; font-size: .98rem; }
    .cta-form { display: flex; gap: 10px; flex-wrap: wrap; }
    .cta-form input {
        width: 280px;
        padding: 12px 20px;
        border: 1px solid rgba(255,255,255,.25);
        border-radius: 100px;
        background: rgba(255,255,255,.1);
        color: #fff;
        font-size: .92rem;
        outline: none;
        transition: all .3s ease;
    }
    .cta-form input::placeholder { color: rgba(255,255,255,.55); }
    .cta-form input:focus {
        border-color: var(--accent);
        background: rgba(255,255,255,.16);
        box-shadow: 0 0 0 4px rgba(228,168,83,.18);
    }
    .btn-accent {
        background: var(--accent);
        color: var(--primary-dark);
        border: none;
        padding: 12px 28px;
        border-radius: 100px;
        font-weight: 700;
        font-size: .92rem;
        cursor: pointer;
        transition: all .3s ease;
    }
    .btn-accent:hover { background: #f0b863; transform: translateY(-2px); box-shadow: 0 8px 20px rgba(228,168,83,.35); }

    /* ===== btn primary override ===== */
    .btn-primary {
        background-color: var(--primary);
        border-color: var(--primary);
    }
    .btn-primary:hover, .btn-primary:focus {
        background-color: var(--primary-dark);
        border-color: var(--primary-dark);
        box-shadow: 0 6px 18px rgba(11,79,108,.3);
    }

    /* ===== Footer ===== */
    .site-footer {
        background: #08161f;
        color: rgba(255,255,255,.75);
        padding: 60px 0 0;
    }
    .site-footer .brand-mark {
        background: linear-gradient(135deg, #0e7a92, var(--primary));
        box-shadow: 0 4px 12px rgba(0,0,0,.3);
    }
    .site-footer .brand-text { color: #fff; }
    .site-footer .brand-text small { color: rgba(255,255,255,.4); }
    .footer-brand p {
        color: rgba(255,255,255,.55);
        font-size: .9rem;
        line-height: 1.7;
        margin-top: 16px;
    }
    .footer-links h5 {
        color: #fff;
        font-size: .95rem;
        font-weight: 700;
        margin-bottom: 18px;
        position: relative;
        padding-bottom: 10px;
    }
    .footer-links h5::after {
        content: "";
        position: absolute;
        left: 0;
        bottom: 0;
        width: 32px;
        height: 2px;
        background: var(--accent);
        border-radius: 2px;
    }
    .footer-links a {
        display: block;
        color: rgba(255,255,255,.55);
        font-size: .88rem;
        margin-bottom: 10px;
        transition: all .2s ease;
        text-decoration: none;
    }
    .footer-links a:hover { color: var(--accent); transform: translateX(4px); }
    .footer-bottom {
        border-top: 1px solid rgba(255,255,255,.08);
        margin-top: 44px;
        padding: 20px 0;
        font-size: .82rem;
        color: rgba(255,255,255,.35);
    }

    /* ===== Not Found ===== */
    .not-found-card { text-align: center; padding: 70px 48px; }
    .not-found-icon {
        width: 80px;
        height: 80px;
        border-radius: 50%;
        background: var(--primary-light);
        color: var(--primary);
        font-size: 2rem;
        display: inline-flex;
        align-items: center;
        justify-content: center;
        margin-bottom: 20px;
    }
    .not-found-card h2 { font-size: 1.6rem; font-weight: 700; color: var(--primary-dark); margin-bottom: 8px; }
    .not-found-card p { color: var(--text-weak); margin-bottom: 24px; }

    /* ===== Responsive ===== */
    @media (max-width: 1024px) {
        .article-head-box h1 { font-size: 2rem; }
        .article-card { padding: 36px; }
    }
    @media (max-width: 768px) {
        :root { --spacer: 3rem; }
        .header-top { padding: 12px 0; }
        .header-search input { width: 170px; }
        .brand-text { font-size: 1.2rem; }
        .nav-toggle { display: inline-flex; }
        .header-search { display: none; }
        .btn-primary.d-none.d-md-block { display: none !important; }
        .nav-channel {
            display: none;
            flex-direction: column;
            gap: 2px;
            padding: 8px 0 16px;
            border-top: 1px solid var(--border);
        }
        .nav-channel.open { display: flex; }
        .nav-channel .nav-link {
            padding: 12px 16px;
            border-radius: 12px;
            font-size: .95rem;
        }
        .article-hero { padding: 64px 0 56px; min-height: 320px; }
        .article-head-box h1 { font-size: 1.6rem; }
        .article-main { padding: 40px 0 24px; }
        .article-card { padding: 24px 20px; }
        .article-summary { padding: 16px 18px; }
        .article-summary p { font-size: .95rem; }
        .article-content { font-size: 1rem; line-height: 1.85; }
        .article-content h2 { font-size: 1.35rem; }
        .article-footer { flex-direction: column; align-items: flex-start; }
        .cta-wrapper { flex-direction: column; text-align: center; }
        .cta-form { justify-content: center; width: 100%; }
        .cta-form input { width: 100%; flex: 1; }
        .section-head h2 { font-size: 1.5rem; }
        .related-section { padding: 40px 0 48px; }
        .site-footer { padding-top: 40px; }
    }
    @media (max-width: 520px) {
        .brand-text { font-size: 1.1rem; }
        .brand-text small { font-size: .6rem; }
        .brand-mark { width: 36px; height: 36px; font-size: .9rem; }
        .article-head-box h1 { font-size: 1.35rem; }
        .article-meta { gap: 12px; font-size: .8rem; }
        .cta-form { flex-direction: column; }
        .cta-form input { width: 100%; }
        .cta-form .btn-accent { width: 100%; }
        .section-head { flex-direction: column; align-items: flex-start; gap: 8px; }
        .article-card { border-radius: 14px; }
        .related-card img { height: 150px; }
        .sidebar-card { padding: 20px 16px; }
        .info-list li { flex-direction: column; gap: 4px; }
        .info-list li span:last-child { text-align: left; }
    }

/* roulang page: category2 */
:root {
    --primary: #0f766e;
    --primary-dark: #115e59;
    --primary-light: #ccfbf1;
    --accent: #f59e0b;
    --accent-light: #fef3c7;
    --bg: #f8fafc;
    --bg-white: #ffffff;
    --bg-soft: #f0fdfa;
    --text: #0f172a;
    --text-light: #64748b;
    --border: #e2e8f0;
    --radius-lg: 20px;
    --radius-md: 14px;
    --radius-sm: 10px;
    --shadow-sm: 0 2px 8px rgba(15,23,42,.06);
    --shadow-md: 0 8px 24px rgba(15,23,42,.08);
    --shadow-lg: 0 16px 40px rgba(15,23,42,.12);
    --space-section: 72px;
    --font-size-body: 16px;
}

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

body {
    font-family: "PingFang SC", "Harmonious Sans", "Microsoft YaHei", system-ui, -apple-system, sans-serif;
    font-size: var(--font-size-body);
    line-height: 1.7;
    background: var(--bg);
    color: var(--text);
    -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; display: block; }
a { text-decoration: none; color: inherit; transition: all .2s ease; }
a:hover { color: var(--primary); }
button { border: none; background: none; cursor: pointer; }
input, textarea, select { font-family: inherit; outline: none; }

.container {
    max-width: 1280px;
    padding-left: 20px;
    padding-right: 20px;
}

/* 按钮 */
.btn { border-radius: var(--radius-sm); font-weight: 600; padding: .7rem 1.4rem; transition: all .25s ease; }
.btn-lg { padding: .9rem 2rem; border-radius: var(--radius-md); }
.btn-primary { background: var(--primary); border-color: var(--primary); }
.btn-primary:hover, .btn-primary:focus { background: var(--primary-dark); border-color: var(--primary-dark); transform: translateY(-2px); box-shadow: 0 8px 22px rgba(15,118,110,.25); }
.btn-outline-primary { border-color: var(--primary); color: var(--primary); }
.btn-outline-primary:hover { background: var(--primary); color: #fff; transform: translateY(-2px); box-shadow: 0 6px 20px rgba(15,118,110,.18); }
.btn-accent { background: var(--accent); border-color: var(--accent); color: #fff; }
.btn-accent:hover { background: #d97706; border-color: #d97706; color: #fff; transform: translateY(-2px); box-shadow: 0 8px 22px rgba(245,158,11,.3); }

/* 首屏 hero */
.page-hero {
    background: linear-gradient(135deg, #0f766e 0%, #134e4a 60%, #115e59 100%), url('/assets/images/backpic/back-1.png') center/cover no-repeat;
    background-blend-mode: overlay;
    padding: 80px 0 64px;
    color: #fff;
    position: relative;
    overflow: hidden;
}
.page-hero::before {
    content: '';
    position: absolute;
    top: -40px; right: -40px;
    width: 260px; height: 260px;
    background: rgba(255,255,255,.06);
    border-radius: 50%;
}
.page-hero::after {
    content: '';
    position: absolute;
    bottom: -60px; left: 30%;
    width: 200px; height: 200px;
    background: rgba(255,255,255,.04);
    border-radius: 50%;
}
.page-hero .container { position: relative; z-index: 2; }
.page-hero .badge-hero { background: rgba(255,255,255,.2); padding: .5rem 1rem; border-radius: 30px; font-size: .85rem; display: inline-flex; align-items: center; gap: 8px; margin-bottom: 18px; backdrop-filter: blur(6px); }
.page-hero h1 { font-size: clamp(2rem, 4vw, 2.8rem); font-weight: 800; letter-spacing: 1px; line-height: 1.3; margin-bottom: 16px; }
.page-hero p { font-size: 1.1rem; opacity: .9; max-width: 640px; margin-bottom: 26px; }
.page-hero .hero-actions { display: flex; flex-wrap: wrap; gap: 14px; }
.page-hero .hero-tags { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 30px; }
.page-hero .hero-tags span { background: rgba(255,255,255,.15); border-radius: 20px; padding: 4px 12px; font-size: .82rem; backdrop-filter: blur(4px); }

/* 热榜 */
.trending-section { padding: var(--space-section) 0 32px; }
.trending-card { background: var(--bg-white); border-radius: var(--radius-lg); padding: 24px; box-shadow: var(--shadow-sm); border: 1px solid var(--border); height: 100%; transition: all .3s ease; }
.trending-card:hover { box-shadow: var(--shadow-md); transform: translateY(-4px); }
.trending-card .num { width: 36px; height: 36px; border-radius: 12px; background: var(--primary); color: #fff; display: flex; align-items: center; justify-content: center; font-weight: 700; font-size: .95rem; flex-shrink: 0; }
.trending-card:nth-child(2) .num { background: #f59e0b; }
.trending-card:nth-child(3) .num { background: #94a3b8; }
.trending-item { display: flex; align-items: center; gap: 12px; padding: 12px 0; border-bottom: 1px dashed var(--border); }
.trending-item:last-child { border-bottom: none; padding-bottom: 0; }
.trending-item .rank { width: 30px; height: 30px; border-radius: 10px; background: var(--bg-soft); color: var(--primary); display: flex; justify-content: center; align-items: center; font-size: .85rem; font-weight: 700; flex-shrink: 0; }
.trending-item:hover .rank { background: var(--primary); color: #fff; }
.trending-item .news-title { font-size: .92rem; font-weight: 600; color: var(--text); line-height: 1.5; }
.trending-item:hover .news-title { color: var(--primary); }
.trending-item .news-meta { font-size: .78rem; color: var(--text-light); margin-top: 2px; }

/* 轮播/头条资讯 */
.feature-section { padding: 40px 0; }
.feature-grid { display: grid; grid-template-columns: 1.2fr 1fr; gap: 24px; }
.feature-main { position: relative; border-radius: var(--radius-lg); overflow: hidden; min-height: 340px; box-shadow: var(--shadow-md); }
.feature-main img { width: 100%; height: 100%; object-fit: cover; position: absolute; inset: 0; transition: transform .5s ease; }
.feature-main:hover img { transform: scale(1.05); }
.feature-main .overlay { position: absolute; inset: 0; background: linear-gradient(180deg, rgba(0,0,0,0) 20%, rgba(15,23,42,.85) 100%); z-index: 2; display: flex; align-items: flex-end; padding: 28px; }
.feature-main .overlay .feature-text { color: #fff; }
.feature-main .overlay .feature-text h3 { font-size: 1.4rem; font-weight: 700; margin: 10px 0 8px; }
.feature-main .overlay .feature-text p { font-size: .9rem; opacity: .85; margin-bottom: 0; max-width: 500px; }
.feature-main .tag { background: var(--accent); color: #fff; font-size: .75rem; padding: 4px 12px; border-radius: 20px; display: inline-block; margin-bottom: 8px; }
.feature-side { display: flex; flex-direction: column; gap: 16px; }

.feature-side-item { display: flex; gap: 14px; background: #fff; border: 1px solid var(--border); border-radius: var(--radius-md); padding: 14px; transition: all .25s ease; box-shadow: var(--shadow-sm); }
.feature-side-item:hover { box-shadow: var(--shadow-md); border-color: var(--primary-light); transform: translateX(4px); }
.feature-side-item .side-img { width: 110px; height: 80px; border-radius: var(--radius-sm); object-fit: cover; flex-shrink: 0; }
.feature-side-item .side-body { flex: 1; }
.feature-side-item .side-body .side-title { font-size: .95rem; font-weight: 700; line-height: 1.5; margin-bottom: 4px; color: var(--text); }
.feature-side-item .side-body .side-title:hover { color: var(--primary); }
.feature-side-item .side-body .side-meta { font-size: .78rem; color: var(--text-light); display: flex; align-items: center; gap: 8px; }

/* 图片卡片 */
.card { border: 1px solid var(--border); border-radius: var(--radius-lg); overflow: hidden; transition: all .3s ease; background: #fff; }
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); border-color: var(--primary-light); }
.card-img-wrap { position: relative; overflow: hidden; height: 180px; }
.card-img-wrap img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s ease; }
.card:hover .card-img-wrap img { transform: scale(1.06); }
.card-img-wrap .card-tag { position: absolute; top: 14px; left: 14px; z-index: 3; background: rgba(15,118,110,.9); color: #fff; padding: 4px 12px; border-radius: 30px; font-size: .75rem; backdrop-filter: blur(4px); }
.card-body { padding: 18px 18px 20px; }
.card-title { font-size: 1rem; font-weight: 700; line-height: 1.6; margin-bottom: 8px; }
.card-title:hover { color: var(--primary); }
.card-text { font-size: .85rem; color: var(--text-light); line-height: 1.75; margin-bottom: 12px; }
.card-meta { display: flex; align-items: center; gap: 10px; font-size: .78rem; color: var(--text-light); }

/* 板块标题 */
.section-head { margin-bottom: 30px; }
.section-head .eyebrow { display: inline-block; background: var(--primary-light); color: var(--primary-dark); padding: 4px 14px; border-radius: 30px; font-size: .8rem; font-weight: 600; letter-spacing: .5px; margin-bottom: 10px; }
.section-head h2 { font-size: clamp(1.4rem, 2.2rem, 1.8rem); font-weight: 700; margin-bottom: 8px; }
.section-head p { color: var(--text-light); font-size: .95rem; max-width: 600px; }

/* 数字统计 */
.stat-section { padding: var(--space-section) 0; background: var(--bg-white); }
.stat-card { text-align: center; padding: 30px 16px; border-radius: var(--radius-lg); background: var(--bg-soft); border: 1px solid var(--primary-light); position: relative; overflow: hidden; height: 100%; }
.stat-card .stat-num { font-size: 2.2rem; font-weight: 800; color: var(--primary); }
.stat-card .stat-label { font-size: .9rem; color: var(--text-light); margin-top: 6px; }

/* 标签筛选 */
.filter-tags { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 26px; }
.filter-tags .tag-btn { padding: 6px 16px; border-radius: 30px; background: #fff; border: 1px solid var(--border); color: var(--text-light); font-size: .85rem; transition: all .2s ease; }
.filter-tags .tag-btn:hover, .filter-tags .tag-btn.active { background: var(--primary); color: #fff; border-color: var(--primary); }

/* 专题横向滚动 */
.topic-scroll { display: flex; gap: 20px; overflow-x: auto; padding-bottom: 12px; scroll-snap-type: x mandatory; }
.topic-scroll::-webkit-scrollbar { height: 6px; }
.topic-scroll::-webkit-scrollbar-thumb { background: var(--border); border-radius: 10px; }
.topic-card { min-width: 300px; max-width: 320px; border-radius: var(--radius-lg); background: #fff; border: 1px solid var(--border); overflow: hidden; scroll-snap-align: start; transition: all .3s ease; }
.topic-card:hover { box-shadow: var(--shadow-md); transform: translateY(-4px); }
.topic-card .topic-img { height: 140px; width: 100%; object-fit: cover; }
.topic-card .topic-body { padding: 18px; }
.topic-card .topic-body .topic-title { font-weight: 700; font-size: .98rem; margin: 6px 0 6px; }
.topic-card .topic-body .topic-desc { font-size: .82rem; color: var(--text-light); }

/* 资讯时间线 */
.timeline-section { padding: var(--space-section) 0; background: var(--bg-soft); }
.timeline-wrap { position: relative; padding-left: 30px; }
.timeline-wrap::before { content: ''; position: absolute; left: 10px; top: 0; width: 2px; height: 100%; background: linear-gradient(180deg, var(--primary), var(--accent)); }
.timeline-item { position: relative; margin-bottom: 28px; }
.timeline-item::before { content: ''; position: absolute; left: -24px; top: 8px; width: 12px; height: 12px; border-radius: 50%; background: var(--primary); border: 2px solid #fff; box-shadow: 0 0 0 3px var(--primary-light); }
.timeline-item .tl-card { background: #fff; border-radius: var(--radius-md); padding: 18px 20px; border: 1px solid var(--border); box-shadow: var(--shadow-sm); }
.timeline-item .tl-card h4 { font-size: 1rem; font-weight: 700; }
.timeline-item .tl-card .tl-time { font-size: .78rem; color: var(--accent); font-weight: 600; margin-bottom: 6px; }
.timeline-item .tl-card p { font-size: .85rem; color: var(--text-light); margin-bottom: 0; }

/* FAQ */
.faq-section { padding: var(--space-section) 0; background: #fff; }
.faq-item { background: var(--bg-soft); border-radius: var(--radius-md); padding: 20px 24px; margin-bottom: 14px; border: 1px solid var(--border); transition: all .25s ease; }
.faq-item:hover { border-color: var(--primary-light); box-shadow: var(--shadow-sm); }
.faq-item h3 { font-size: 1rem; font-weight: 700; margin: 0 0 6px; display: flex; align-items: center; gap: 10px; }
.faq-item h3::before { content: 'Q'; width: 24px; height: 24px; background: var(--primary); color: #fff; border-radius: 8px; display: inline-flex; align-items: center; justify-content: center; font-size: .75rem; flex-shrink: 0; }
.faq-item p { font-size: .9rem; color: var(--text-light); margin-bottom: 0; padding-left: 34px; }

/* CTA */
.cta-section { padding: 70px 0; background: linear-gradient(135deg, #0f766e, #134e4a); color: #fff; position: relative; overflow: hidden; }
.cta-section::after { content: ''; position: absolute; top: -80px; right: -40px; width: 300px; height: 300px; border: 30px solid rgba(255,255,255,.06); border-radius: 50%; }
.cta-section .container { position: relative; z-index: 2; }
.cta-section h2 { font-size: clamp(1.6rem, 3.5vw, 2rem); font-weight: 700; margin-bottom: 12px; }
.cta-section p { opacity: .9; margin-bottom: 24px; }

/* 页脚 */
.site-footer { background: #0f172a; color: rgba(255,255,255,.75); padding: 54px 0 26px; }
.footer-brand p { color: rgba(255,255,255,.5); font-size: .88rem; margin-top: 14px; line-height: 1.8; max-width: 320px; }
.brand-mark {
    display: inline-flex; align-items: center; justify-content: center;
    background: var(--primary); color: #fff; font-weight: 800;
    border-radius: 12px; padding: 6px 14px; font-size: 1.1rem; letter-spacing: 1px;
}
.brand-text { font-weight: 800; font-size: 1.15rem; line-height: 1.2; display: flex; flex-direction: column; }
.brand-text small {
    font-size: .75rem;
    color: var(--text-light);
    font-weight: 400;
    letter-spacing: .5px;
}
.site-footer .brand-text small { color: rgba(255,255,255,.4); }
.site-footer .footer-title { font-size: 1rem; font-weight: 700; color: #fff; margin-bottom: 16px; letter-spacing: .5px; }
.footer-links a { display: inline-flex; align-items: center; gap: 8px; color: rgba(255,255,255,.6); margin-bottom: 10px; font-size: .88rem; transition: all .25s; }
.footer-links a:hover { color: #fff; transform: translateX(3px); }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.12); padding-top: 18px; margin-top: 30px; font-size: .8rem; color: rgba(255,255,255,.4); }
.site-footer .nav-link-footer { color: rgba(255,255,255,.6); }
.site-footer .nav-link-footer:hover { color: #fff; }

/* 导航页脚共享样式 */
.site-header {
    background: #0f172a;
    box-shadow: 0 2px 20px rgba(15,23,42,.4);
    position: sticky;
    top: 0;
    z-index: 100;
    border-bottom: 1px solid rgba(255,255,255,.08);
}
.site-header .header-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 0 8px;
    gap: 10px;
}
.site-header .brand {
    display: flex; align-items: center; gap: 8px;
    color: #fff; text-decoration: none;
}
.site-header .brand-mark {
    background: var(--primary);
    color: #fff;
}
.site-header .brand-text {
    color: #fff;
    font-size: 1.1rem;
    font-weight: 800;
}
.site-header .brand-text small {
    color: rgba(255,255,255,.5);
}
.header-tools {
    display: flex;
    align-items: center;
    gap: 10px;
}
.header-search {
    display: flex;
    align-items: center;
    background: rgba(255,255,255,.1);
    border-radius: 30px;
    padding: 0 6px 0 14px;
    border: 1px solid rgba(255,255,255,.1);
    width: 200px;
}
.header-search input {
    background: transparent;
    border: none;
    padding: 8px 0;
    width: 100%;
    color: #fff;
    font-size: .88rem;
}
.header-search input::placeholder { color: rgba(255,255,255,.5); }
.header-search button {
    background: var(--primary);
    border-radius: 30px;
    width: 32px; height: 32px;
    color: #fff;
    display: flex; align-items: center; justify-content: center;
    transition: background .2s;
}
.header-search button:hover { background: var(--primary-dark); }
.nav-toggle { display: none; color: #fff; font-size: 1.2rem; }
.nav-channel {
    display: flex;
    gap: 4px;
    padding-bottom: 8px;
    overflow-x: auto;
    scrollbar-width: thin;
}
.nav-channel::-webkit-scrollbar { height: 2px; }
.nav-channel::-webkit-scrollbar-thumb { background: rgba(255,255,255,.3); }
.nav-channel .nav-link {
    color: rgba(255,255,255,.7);
    padding: 8px 18px;
    border-radius: 30px;
    font-size: .88rem;
    font-weight: 500;
    white-space: nowrap;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    transition: all .25s;
    text-decoration: none;
}
.nav-channel .nav-link:hover { background: rgba(255,255,255,.08); color: #fff; }
.nav-channel .nav-link.active { background: var(--primary); color: #fff; box-shadow: 0 4px 14px rgba(15,118,110,.4); }
.site-header .btn-sm { padding: .4rem .9rem; font-size: .8rem; background: var(--primary); border: 1px solid var(--primary); color: #fff; }
.site-header .btn-sm:hover { background: var(--primary-dark); transform: translateY(-1px); }
.site-header .btn-sm:focus { box-shadow: 0 0 0 4px rgba(15,118,110,.25); }

@media (max-width: 768px) {
    .header-search { width: 140px; }
    .nav-toggle { display: block; }
    .nav-channel { display: none; width: 100%; flex-direction: column; gap: 8px; padding: 10px 0 16px; }
    .nav-channel.open { display: flex; }
    .nav-channel .nav-link { width: 100%; border-radius: 10px; }
    .page-hero { padding: 50px 0 36px; }
    .feature-grid { grid-template-columns: 1fr; }
    .feature-main { min-height: 240px; }
    .topic-card { min-width: 250px; max-width: 280px; }
    .cta-section { text-align: center; }
    .cta-section .hero-actions { justify-content: center; }
    .section-head p { font-size: .88rem; }
}

@media (max-width: 520px) {
    .container { padding-left: 16px; padding-right: 16px; }
    .site-header .header-top { flex-wrap: wrap; }
    .header-search { order: 3; width: 100%; }
    .brand-text { font-size: .95rem; }
    .brand-text small { font-size: .65rem; }
    .page-hero h1 { font-size: 1.6rem; }
    .page-hero p { font-size: .95rem; }
    .page-hero .btn { padding: .6rem 1.2rem; font-size: .85rem; }
    .feature-main .overlay .feature-text h3 { font-size: 1.1rem; }
    .feature-side-item { flex-direction: column; }
    .feature-side-item .side-img { width: 100%; height: 120px; }
    .stat-card .stat-num { font-size: 1.6rem; }
    .timeline-wrap { padding-left: 22px; }
}