/* roulang page: index */
:root {
            --bg-deep: #0B1026;
            --bg-card: #27324A;
            --bg-card-soft: #1A1F35;
            --bg-hover: #1E2740;
            --amber: #D9A441;
            --amber-bright: #E7BE65;
            --amber-soft: rgba(217, 164, 65, 0.1);
            --text-main: #F2F5FA;
            --text-body: #C9D2DF;
            --text-weak: #78849A;
            --silver: #A8B3C0;
            --border-dark: rgba(168, 179, 192, 0.14);
            --border-amber: rgba(217, 164, 65, 0.4);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-btn: 40px;
            --shadow-card: 0 8px 24px rgba(0, 0, 0, 0.35);
            --shadow-soft: 0 4px 12px rgba(0, 0, 0, 0.22);
            --shadow-hover: 0 14px 32px rgba(0, 0, 0, 0.48);
            --space-section: 88px;
            --space-section-mobile: 56px;
            --container-max: 1200px;
            --container-pad: 24px;
            --transition: 0.25s cubic-bezier(0.25, 0.46, 0.45, 0.94);
            --font-title: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
            --font-body: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
        }

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

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }

        body {
            font-family: var(--font-body);
            background-color: var(--bg-deep);
            color: var(--text-body);
            font-size: 16px;
            line-height: 1.85;
            min-height: 100vh;
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius-md);
        }

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

        a:hover {
            color: var(--amber-bright);
        }

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

        button {
            cursor: pointer;
        }

        button:focus-visible,
        a:focus-visible,
        input:focus-visible {
            outline: 2px solid var(--amber);
            outline-offset: 3px;
            border-radius: 4px;
        }

        ::selection {
            background: rgba(217, 164, 65, 0.35);
            color: var(--text-main);
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding-left: var(--container-pad);
            padding-right: var(--container-pad);
        }

        /* ===== Header / Nav ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 100;
            background: rgba(11, 16, 38, 0.88);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border-dark);
            transition: background var(--transition), box-shadow var(--transition);
        }

        .site-header.scrolled {
            background: rgba(11, 16, 38, 0.96);
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            min-height: 68px;
            gap: 16px;
        }

        .brand {
            font-family: var(--font-title);
            font-size: 1.4rem;
            font-weight: 700;
            color: var(--text-main);
            letter-spacing: 0.5px;
            white-space: nowrap;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .brand:hover {
            color: var(--text-main);
        }

        .brand-icon {
            width: 34px;
            height: 34px;
            border-radius: 50%;
            background: radial-gradient(circle at 30% 30%, rgba(217, 164, 65, 0.85), rgba(11, 16, 38, 0.9));
            border: 1px solid var(--border-amber);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            color: #0B1026;
            font-weight: 700;
            flex-shrink: 0;
        }

        .nav-desktop {
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .nav-desktop a {
            display: inline-block;
            padding: 8px 14px;
            font-size: 0.92rem;
            font-weight: 500;
            color: var(--text-body);
            border-radius: 6px;
            transition: color var(--transition), background var(--transition);
            white-space: nowrap;
        }

        .nav-desktop a:hover {
            color: var(--amber-bright);
            background: var(--amber-soft);
        }

        .nav-desktop a.active {
            color: var(--amber);
            background: var(--amber-soft);
        }

        .nav-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            background: transparent;
            border: none;
            padding: 6px;
            cursor: pointer;
            z-index: 110;
        }

        .nav-toggle span {
            display: block;
            width: 26px;
            height: 2px;
            background: var(--text-main);
            border-radius: 2px;
            transition: transform var(--transition), opacity var(--transition);
        }

        .nav-toggle.open span:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }
        .nav-toggle.open span:nth-child(2) {
            opacity: 0;
            transform: scaleX(0);
        }
        .nav-toggle.open span:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }

        .nav-mobile {
            display: none;
            position: fixed;
            top: 68px;
            left: 0;
            width: 100%;
            background: rgba(11, 16, 38, 0.98);
            border-bottom: 1px solid var(--border-dark);
            padding: 18px 24px 28px;
            flex-direction: column;
            gap: 4px;
            z-index: 99;
            transform: translateY(-110%);
            transition: transform 0.3s ease;
        }

        .nav-mobile.open {
            transform: translateY(0);
        }

        .nav-mobile a {
            display: block;
            padding: 14px 10px;
            font-size: 1.02rem;
            font-weight: 500;
            color: var(--text-body);
            border-bottom: 1px solid var(--border-dark);
            transition: color var(--transition), background var(--transition);
            border-radius: 6px;
        }

        .nav-mobile a:hover {
            color: var(--amber-bright);
            background: var(--amber-soft);
        }

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

        /* ===== Hero ===== */
        .hero {
            position: relative;
            min-height: 92vh;
            display: flex;
            align-items: center;
            justify-content: center;
            text-align: center;
            background: url('/assets/images/8ad345031eebeba2.jpg') center center / cover no-repeat;
            isolation: isolate;
            margin-top: 0;
            padding: 140px 24px 90px;
        }

        .hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(11, 16, 38, 0.7) 0%, rgba(11, 16, 38, 0.55) 40%, rgba(11, 16, 38, 0.88) 100%);
            z-index: -1;
        }

        .hero-content {
            max-width: 820px;
            margin: 0 auto;
        }

        .hero-badge {
            display: inline-block;
            padding: 6px 18px;
            border-radius: 40px;
            background: rgba(217, 164, 65, 0.12);
            border: 1px solid var(--border-amber);
            color: var(--amber-bright);
            font-size: 0.85rem;
            letter-spacing: 0.8px;
            margin-bottom: 28px;
            backdrop-filter: blur(4px);
        }

        .hero h1 {
            font-family: var(--font-title);
            font-size: clamp(2.4rem, 5vw, 3.5rem);
            font-weight: 700;
            color: var(--text-main);
            letter-spacing: 1.5px;
            line-height: 1.25;
            margin-bottom: 20px;
            text-shadow: 0 2px 18px rgba(0, 0, 0, 0.5);
        }

        .hero-subtitle {
            font-size: clamp(1.1rem, 2.2vw, 1.35rem);
            color: var(--text-body);
            margin-bottom: 38px;
            letter-spacing: 0.3px;
            text-shadow: 0 1px 8px rgba(0, 0, 0, 0.5);
        }

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

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 14px 32px;
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: 0.98rem;
            letter-spacing: 0.4px;
            transition: all var(--transition);
            text-decoration: none;
            min-width: 160px;
        }

        .btn-primary {
            background: var(--amber);
            color: #0B1026;
            border: 1px solid var(--amber);
        }

        .btn-primary:hover {
            background: var(--amber-bright);
            border-color: var(--amber-bright);
            color: #0B1026;
            transform: translateY(-2px);
            box-shadow: var(--shadow-hover);
        }

        .btn-secondary {
            background: transparent;
            color: var(--text-main);
            border: 1px solid var(--border-amber);
        }

        .btn-secondary:hover {
            background: var(--amber-soft);
            border-color: var(--amber);
            color: var(--amber-bright);
            transform: translateY(-2px);
            box-shadow: var(--shadow-soft);
        }

        /* ===== Sections General ===== */
        .section {
            padding: var(--space-section) 0;
            position: relative;
        }

        .section-alt {
            background: var(--bg-card-soft);
            border-top: 1px solid var(--border-dark);
            border-bottom: 1px solid var(--border-dark);
        }

        .section-head {
            text-align: center;
            max-width: 720px;
            margin: 0 auto 52px;
        }

        .section-label {
            display: inline-block;
            font-size: 0.8rem;
            font-weight: 600;
            letter-spacing: 1.5px;
            text-transform: uppercase;
            color: var(--amber);
            margin-bottom: 12px;
        }

        .section-head h2 {
            font-family: var(--font-title);
            font-size: clamp(1.6rem, 3vw, 2.2rem);
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 14px;
            letter-spacing: 0.5px;
        }

        .section-head p {
            font-size: 1.05rem;
            color: var(--text-body);
        }

        /* ===== Intro Section ===== */
        .intro-card {
            background: var(--bg-card);
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-lg);
            padding: 44px 48px;
            box-shadow: var(--shadow-card);
        }

        .intro-card h2 {
            font-family: var(--font-title);
            font-size: clamp(1.5rem, 2.8vw, 2rem);
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 20px;
            letter-spacing: 0.5px;
        }

        .intro-card p {
            font-size: 1.08rem;
            line-height: 1.9;
            color: var(--text-body);
            max-width: 880px;
        }

        /* ===== Search/Guide Strip ===== */
        .guide-strip {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .guide-strip-card {
            background: var(--bg-card);
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-md);
            padding: 28px 26px;
            text-align: center;
            transition: all var(--transition);
            cursor: pointer;
        }

        .guide-strip-card:hover {
            background: var(--bg-hover);
            border-color: var(--border-amber);
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
        }

        .guide-strip-card-icon {
            font-size: 2.2rem;
            margin-bottom: 14px;
            display: block;
        }

        .guide-strip-card h3 {
            font-family: var(--font-title);
            font-size: 1.1rem;
            font-weight: 600;
            color: var(--text-main);
            margin-bottom: 8px;
        }

        .guide-strip-card p {
            font-size: 0.9rem;
            color: var(--text-weak);
            line-height: 1.7;
        }

        /* ===== Gallery Cards ===== */
        .gallery-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .gallery-card {
            background: var(--bg-card);
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: all var(--transition);
        }

        .gallery-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-hover);
            border-color: var(--border-amber);
        }

        .gallery-card-img {
            width: 100%;
            aspect-ratio: 3/2;
            object-fit: cover;
            border-radius: var(--radius-md) var(--radius-md) 0 0;
        }

        .gallery-card-body {
            padding: 22px 22px 26px;
        }

        .gallery-card-body h3 {
            font-family: var(--font-title);
            font-size: 1.08rem;
            font-weight: 600;
            color: var(--text-main);
            margin-bottom: 8px;
        }

        .gallery-card-body p {
            font-size: 0.92rem;
            color: var(--text-weak);
            line-height: 1.75;
        }

        /* ===== Destination Grid ===== */
        .destination-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .destination-card {
            background: var(--bg-card);
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: all var(--transition);
        }

        .destination-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
            border-color: var(--border-amber);
        }

        .destination-card-img {
            width: 100%;
            aspect-ratio: 4/3;
            object-fit: cover;
            border-radius: var(--radius-md) var(--radius-md) 0 0;
        }

        .destination-card-body {
            padding: 18px 18px 22px;
        }

        .destination-card-body h3 {
            font-family: var(--font-title);
            font-size: 1rem;
            font-weight: 600;
            color: var(--text-main);
            margin-bottom: 6px;
        }

        .destination-card-body .dest-meta {
            font-size: 0.82rem;
            color: var(--amber);
            margin-bottom: 8px;
            letter-spacing: 0.3px;
        }

        .destination-card-body p {
            font-size: 0.88rem;
            color: var(--text-weak);
            line-height: 1.7;
        }

        /* ===== Split Block ===== */
        .split-block {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 52px;
            align-items: center;
        }

        .split-block-text h2 {
            font-family: var(--font-title);
            font-size: clamp(1.5rem, 2.8vw, 2rem);
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 18px;
            letter-spacing: 0.5px;
        }

        .split-block-text p {
            font-size: 1.02rem;
            line-height: 1.9;
            color: var(--text-body);
        }

        .split-block-img {
            width: 100%;
            aspect-ratio: 4/3;
            object-fit: cover;
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border-dark);
        }

        /* ===== Stats Band ===== */
        .stats-band {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            text-align: center;
        }

        .stat-item {
            padding: 26px 18px;
            background: var(--bg-card);
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-md);
            transition: all var(--transition);
        }

        .stat-item:hover {
            border-color: var(--border-amber);
            background: var(--bg-hover);
        }

        .stat-number {
            font-family: var(--font-title);
            font-size: 2.4rem;
            font-weight: 700;
            color: var(--amber);
            line-height: 1.2;
            margin-bottom: 6px;
        }

        .stat-label {
            font-size: 0.9rem;
            color: var(--text-weak);
            letter-spacing: 0.3px;
        }

        /* ===== Brand Intro ===== */
        .brand-intro {
            background: var(--bg-card);
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-lg);
            padding: 48px 52px;
            box-shadow: var(--shadow-card);
            max-width: 920px;
            margin: 0 auto;
        }

        .brand-intro h2 {
            font-family: var(--font-title);
            font-size: clamp(1.5rem, 2.8vw, 2rem);
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 20px;
            letter-spacing: 0.5px;
        }

        .brand-intro p {
            font-size: 1.05rem;
            line-height: 1.9;
            color: var(--text-body);
        }

        /* ===== Category Entry ===== */
        .category-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .category-entry-card {
            background: var(--bg-card);
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-md);
            padding: 30px 26px;
            transition: all var(--transition);
            text-align: left;
            position: relative;
            overflow: hidden;
        }

        .category-entry-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: var(--amber);
            opacity: 0;
            transition: opacity var(--transition);
        }

        .category-entry-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
            border-color: var(--border-amber);
            background: var(--bg-hover);
        }

        .category-entry-card:hover::before {
            opacity: 1;
        }

        .category-entry-card h3 {
            font-family: var(--font-title);
            font-size: 1.12rem;
            font-weight: 600;
            color: var(--text-main);
            margin-bottom: 10px;
        }

        .category-entry-card p {
            font-size: 0.92rem;
            color: var(--text-weak);
            line-height: 1.75;
        }

        .category-entry-card .cat-link {
            display: inline-block;
            margin-top: 14px;
            font-size: 0.88rem;
            font-weight: 600;
            color: var(--amber);
        }

        /* ===== Guide Method ===== */
        .method-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .method-card {
            background: var(--bg-card);
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-md);
            padding: 30px 26px;
            transition: all var(--transition);
        }

        .method-card:hover {
            border-color: var(--border-amber);
            background: var(--bg-hover);
            transform: translateY(-3px);
            box-shadow: var(--shadow-soft);
        }

        .method-card h3 {
            font-family: var(--font-title);
            font-size: 1.1rem;
            font-weight: 600;
            color: var(--text-main);
            margin-bottom: 14px;
            padding-bottom: 10px;
            border-bottom: 2px solid var(--amber);
            display: inline-block;
        }

        .method-card ul {
            list-style: none;
            padding: 0;
        }

        .method-card ul li {
            padding: 7px 0;
            font-size: 0.92rem;
            color: var(--text-body);
            border-bottom: 1px solid var(--border-dark);
            display: flex;
            align-items: baseline;
            gap: 8px;
        }

        .method-card ul li:last-child {
            border-bottom: none;
        }

        .method-card ul li::before {
            content: '✦';
            color: var(--amber);
            font-size: 0.7rem;
            flex-shrink: 0;
        }

        /* ===== Safety Tips ===== */
        .safety-list {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 16px;
            max-width: 840px;
            margin: 0 auto;
        }

        .safety-item {
            display: flex;
            align-items: flex-start;
            gap: 14px;
            background: var(--bg-card);
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-md);
            padding: 18px 20px;
            transition: all var(--transition);
        }

        .safety-item:hover {
            border-color: var(--border-amber);
            background: var(--bg-hover);
        }

        .safety-item-icon {
            font-size: 1.5rem;
            flex-shrink: 0;
            margin-top: 2px;
        }

        .safety-item p {
            font-size: 0.93rem;
            color: var(--text-body);
            line-height: 1.7;
        }

        /* ===== Article Cards ===== */
        .article-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .article-card {
            background: var(--bg-card);
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: all var(--transition);
        }

        .article-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-hover);
            border-color: var(--border-amber);
        }

        .article-card-img {
            width: 100%;
            aspect-ratio: 16/9;
            object-fit: cover;
            border-radius: var(--radius-md) var(--radius-md) 0 0;
        }

        .article-card-body {
            padding: 20px 22px 24px;
        }

        .article-card-date {
            font-size: 0.8rem;
            color: var(--text-weak);
            margin-bottom: 8px;
            letter-spacing: 0.3px;
        }

        .article-card-body h3 {
            font-family: var(--font-title);
            font-size: 1.02rem;
            font-weight: 600;
            color: var(--text-main);
            margin-bottom: 8px;
            line-height: 1.5;
        }

        .article-card-body p {
            font-size: 0.88rem;
            color: var(--text-weak);
            line-height: 1.7;
        }

        /* ===== FAQ ===== */
        .faq-list {
            max-width: 820px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 14px;
        }

        .faq-item {
            background: var(--bg-card);
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: all var(--transition);
        }

        .faq-item:hover {
            border-color: var(--border-amber);
        }

        .faq-question {
            width: 100%;
            text-align: left;
            padding: 20px 24px;
            background: transparent;
            color: var(--text-main);
            font-size: 1rem;
            font-weight: 600;
            font-family: var(--font-title);
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 16px;
            transition: color var(--transition);
        }

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

        .faq-question .faq-icon {
            font-size: 1.3rem;
            color: var(--amber);
            flex-shrink: 0;
            transition: transform var(--transition);
            font-weight: 400;
        }

        .faq-item.open .faq-question .faq-icon {
            transform: rotate(45deg);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.3s ease;
            padding: 0 24px;
            color: var(--text-body);
            font-size: 0.95rem;
            line-height: 1.8;
        }

        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 24px 22px;
        }

        /* ===== Subscribe / CTA ===== */
        .subscribe-box {
            background: var(--bg-card);
            border: 1px solid var(--border-amber);
            border-radius: var(--radius-lg);
            padding: 44px 48px;
            text-align: center;
            max-width: 760px;
            margin: 0 auto;
            box-shadow: var(--shadow-card);
        }

        .subscribe-box h2 {
            font-family: var(--font-title);
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 10px;
        }

        .subscribe-box p {
            font-size: 0.98rem;
            color: var(--text-body);
            margin-bottom: 26px;
        }

        .subscribe-form {
            display: flex;
            gap: 12px;
            max-width: 520px;
            margin: 0 auto;
            flex-wrap: wrap;
            justify-content: center;
        }

        .subscribe-form input[type="email"] {
            flex: 1;
            min-width: 240px;
            padding: 14px 20px;
            border-radius: var(--radius-btn);
            background: rgba(11, 16, 38, 0.7);
            border: 1px solid var(--border-dark);
            color: var(--text-main);
            font-size: 0.95rem;
            transition: border-color var(--transition);
        }

        .subscribe-form input[type="email"]::placeholder {
            color: var(--text-weak);
        }

        .subscribe-form input[type="email"]:focus {
            border-color: var(--amber);
        }

        .subscribe-form .btn {
            min-width: auto;
            padding: 14px 28px;
        }

        /* ===== Bottom Note ===== */
        .bottom-note {
            max-width: 800px;
            margin: 0 auto;
            text-align: center;
            font-size: 1rem;
            line-height: 1.9;
            color: var(--text-body);
        }

        /* ===== Footer ===== */
        .site-footer {
            background: #070B1E;
            border-top: 1px solid var(--border-dark);
            padding: 52px 0 32px;
            margin-top: 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 40px;
        }

        .footer-brand h3 {
            font-family: var(--font-title);
            font-size: 1.3rem;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 12px;
        }

        .footer-brand p {
            font-size: 0.9rem;
            color: var(--text-weak);
            line-height: 1.75;
        }

        .footer-col h4 {
            font-family: var(--font-title);
            font-size: 0.95rem;
            font-weight: 600;
            color: var(--text-main);
            margin-bottom: 14px;
            letter-spacing: 0.4px;
        }

        .footer-col ul {
            list-style: none;
            padding: 0;
        }

        .footer-col ul li {
            margin-bottom: 8px;
        }

        .footer-col ul li a {
            font-size: 0.88rem;
            color: var(--text-weak);
            transition: color var(--transition);
        }

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

        .footer-bottom {
            border-top: 1px solid var(--border-dark);
            padding-top: 24px;
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            justify-content: space-between;
            align-items: center;
            font-size: 0.82rem;
            color: var(--text-weak);
        }

        .footer-bottom .legal {
            display: flex;
            flex-wrap: wrap;
            gap: 18px;
            align-items: center;
        }

        .footer-bottom .legal a {
            color: var(--text-weak);
            font-size: 0.82rem;
        }

        .footer-bottom .legal a:hover {
            color: var(--amber-bright);
        }

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .destination-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .category-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }
        }

        @media (max-width: 768px) {
            :root {
                --space-section: 56px;
                --container-pad: 18px;
            }

            .nav-desktop {
                display: none;
            }

            .nav-toggle {
                display: flex;
            }

            .nav-mobile {
                display: flex;
            }

            .hero {
                min-height: 82vh;
                padding: 110px 18px 60px;
            }

            .hero h1 {
                font-size: 2rem;
            }

            .hero-subtitle {
                font-size: 1rem;
            }

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

            .btn {
                width: 100%;
                max-width: 320px;
            }

            .guide-strip {
                grid-template-columns: 1fr;
            }

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

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

            .split-block {
                grid-template-columns: 1fr;
                gap: 28px;
            }

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

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

            .safety-list {
                grid-template-columns: 1fr;
            }

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

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

            .intro-card {
                padding: 30px 24px;
            }

            .brand-intro {
                padding: 32px 24px;
            }

            .subscribe-box {
                padding: 32px 24px;
            }

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

            .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: 10px;
            }

            .footer-bottom .legal {
                justify-content: center;
            }
        }

        @media (max-width: 520px) {
            :root {
                --space-section: 44px;
                --container-pad: 16px;
            }

            .hero {
                min-height: 76vh;
                padding: 96px 16px 48px;
            }

            .hero h1 {
                font-size: 1.7rem;
                letter-spacing: 0.8px;
            }

            .hero-badge {
                font-size: 0.75rem;
                padding: 5px 14px;
            }

            .section-head h2 {
                font-size: 1.4rem;
            }

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

            .stat-number {
                font-size: 2rem;
            }

            .btn {
                font-size: 0.9rem;
                padding: 12px 24px;
            }

            .subscribe-form {
                flex-direction: column;
            }

            .subscribe-form input[type="email"] {
                min-width: auto;
                width: 100%;
            }

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

/* roulang page: category2 */
:root {
            --bg-deep: #0B1026;
            --bg-card: #27324A;
            --bg-card-soft: #1A1F35;
            --bg-hover: #1E2740;
            --amber: #D9A441;
            --amber-bright: #E7BE65;
            --amber-soft: rgba(217, 164, 65, 0.1);
            --text-main: #F2F5FA;
            --text-body: #C9D2DF;
            --text-weak: #78849A;
            --silver: #A8B3C0;
            --border-dark: rgba(168, 179, 192, 0.14);
            --border-amber: rgba(217, 164, 65, 0.4);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-btn: 40px;
            --shadow-card: 0 8px 24px rgba(0, 0, 0, 0.35);
            --shadow-soft: 0 4px 12px rgba(0, 0, 0, 0.22);
            --shadow-hover: 0 14px 32px rgba(0, 0, 0, 0.48);
            --space-section: 72px;
            --space-section-mobile: 48px;
            --container-max: 1200px;
            --container-pad: 24px;
            --transition: 0.25s cubic-bezier(0.25, 0.46, 0.45, 0.94);
            --font-title: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
            --font-body: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
        }

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

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }

        body {
            font-family: var(--font-body);
            background-color: var(--bg-deep);
            color: var(--text-body);
            font-size: 16px;
            line-height: 1.85;
            min-height: 100vh;
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            padding-top: 68px;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius-md);
        }

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

        a:hover {
            color: var(--amber-bright);
        }

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

        button {
            cursor: pointer;
        }

        button:focus-visible,
        a:focus-visible,
        input:focus-visible {
            outline: 2px solid var(--amber);
            outline-offset: 3px;
            border-radius: 4px;
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding-left: var(--container-pad);
            padding-right: var(--container-pad);
        }

        /* Header */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 100;
            background: rgba(11, 16, 38, 0.88);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border-dark);
            transition: background var(--transition), box-shadow var(--transition);
        }

        .site-header.scrolled {
            background: rgba(11, 16, 38, 0.96);
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            min-height: 68px;
            gap: 16px;
        }

        .brand {
            font-family: var(--font-title);
            font-size: 1.4rem;
            font-weight: 700;
            color: var(--text-main);
            letter-spacing: 0.5px;
            white-space: nowrap;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .brand:hover {
            color: var(--text-main);
        }

        .brand-icon {
            width: 34px;
            height: 34px;
            border-radius: 50%;
            background: radial-gradient(circle at 30% 30%, rgba(217, 164, 65, 0.85), rgba(11, 16, 38, 0.9));
            border: 1px solid var(--border-amber);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            color: #0B1026;
            font-weight: 700;
            flex-shrink: 0;
        }

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

        .nav-desktop a {
            display: inline-block;
            padding: 8px 13px;
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--text-body);
            border-radius: 6px;
            transition: color var(--transition), background var(--transition);
            white-space: nowrap;
        }

        .nav-desktop a:hover {
            color: var(--amber-bright);
            background: var(--amber-soft);
        }

        .nav-desktop a.active {
            color: var(--amber);
            background: var(--amber-soft);
        }

        .nav-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            background: transparent;
            border: none;
            padding: 6px;
            cursor: pointer;
            z-index: 110;
        }

        .nav-toggle span {
            display: block;
            width: 26px;
            height: 2px;
            background: var(--text-main);
            border-radius: 2px;
            transition: transform var(--transition), opacity var(--transition);
        }

        .nav-mobile {
            display: none;
            max-height: 0;
            overflow: hidden;
            flex-direction: column;
            background: rgba(11, 16, 38, 0.97);
            border-bottom: 1px solid var(--border-dark);
            transition: max-height var(--transition);
        }

        .nav-mobile.open {
            max-height: 420px;
        }

        .nav-mobile a {
            padding: 14px 24px;
            color: var(--text-body);
            font-size: 1rem;
            border-bottom: 1px solid var(--border-dark);
        }

        .nav-mobile a:hover {
            color: var(--amber-bright);
            background: var(--amber-soft);
        }

        .nav-mobile a.active {
            color: var(--amber);
            background: var(--amber-soft);
        }

        /* Main */
        main {
            display: block;
        }

        section {
            padding: var(--space-section) 0;
        }

        .section-label {
            display: inline-block;
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--amber);
            letter-spacing: 2px;
            text-transform: uppercase;
            margin-bottom: 12px;
        }

        .section-title {
            font-family: var(--font-title);
            font-size: 1.8rem;
            font-weight: 700;
            color: var(--text-main);
            letter-spacing: 0.5px;
            margin-bottom: 16px;
        }

        .section-desc {
            font-size: 1.02rem;
            color: var(--text-body);
            line-height: 1.9;
            max-width: 720px;
        }

        /* Breadcrumb */
        .breadcrumb-wrap {
            padding: 20px 0 0;
        }

        .breadcrumb-list {
            display: flex;
            align-items: center;
            gap: 8px;
            list-style: none;
            padding: 0;
            margin: 0;
            font-size: 0.88rem;
            color: var(--text-weak);
            flex-wrap: wrap;
        }

        .breadcrumb-list li {
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .breadcrumb-list li:not(:last-child)::after {
            content: "/";
            color: var(--text-weak);
            font-size: 0.75rem;
            margin-left: 4px;
        }

        .breadcrumb-list a {
            color: var(--text-weak);
            transition: color var(--transition);
        }

        .breadcrumb-list a:hover {
            color: var(--amber);
        }

        .breadcrumb-list .current {
            color: var(--amber);
            font-weight: 500;
        }

        /* Category H1 zone */
        .cat-header {
            padding: 36px 0 24px;
        }

        .cat-header h1 {
            font-family: var(--font-title);
            font-size: 2.4rem;
            font-weight: 700;
            color: var(--text-main);
            letter-spacing: 0.5px;
            margin-bottom: 14px;
        }

        .cat-header p {
            font-size: 1.05rem;
            color: var(--text-body);
            line-height: 1.9;
            max-width: 820px;
            margin-bottom: 0;
        }

        /* Cards */
        .card-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
            gap: 24px;
        }

        .card {
            background: var(--bg-card-soft);
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
            display: flex;
            flex-direction: column;
        }

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

        .card-img {
            width: 100%;
            aspect-ratio: 16 / 9;
            object-fit: cover;
            border-radius: 0;
        }

        .card-body {
            padding: 20px 22px 22px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .card-tag {
            display: inline-block;
            font-size: 0.72rem;
            font-weight: 600;
            color: var(--amber);
            background: var(--amber-soft);
            border: 1px solid var(--border-amber);
            border-radius: 20px;
            padding: 3px 10px;
            margin-bottom: 12px;
            width: fit-content;
        }

        .card-title {
            font-family: var(--font-title);
            font-size: 1.12rem;
            font-weight: 700;
            color: var(--text-main);
            letter-spacing: 0.3px;
            margin-bottom: 8px;
            line-height: 1.5;
        }

        .card-text {
            font-size: 0.92rem;
            color: var(--text-body);
            line-height: 1.8;
            margin-bottom: 16px;
            flex: 1;
        }

        .card-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 0.8rem;
            color: var(--text-weak);
            border-top: 1px solid var(--border-dark);
            padding-top: 14px;
        }

        .card-link {
            font-size: 0.88rem;
            font-weight: 600;
            color: var(--amber);
            transition: color var(--transition);
        }

        .card-link:hover {
            color: var(--amber-bright);
        }

        /* Data strip */
        .data-strip {
            background: var(--bg-card-soft);
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-md);
            padding: 28px 30px;
            display: flex;
            flex-wrap: wrap;
            gap: 16px 32px;
        }

        .data-item {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 0.92rem;
            color: var(--text-body);
        }

        .data-item strong {
            color: var(--amber);
            font-weight: 700;
            font-size: 1.05rem;
            margin-right: 2px;
        }

        .data-dot {
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: var(--amber);
            flex-shrink: 0;
        }

        /* Resource mini cards */
        .resource-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .resource-card {
            background: var(--bg-card-soft);
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-sm);
            padding: 20px;
            transition: border-color var(--transition), transform var(--transition);
        }

        .resource-card:hover {
            border-color: var(--border-amber);
            transform: translateY(-2px);
        }

        .resource-card h3 {
            font-family: var(--font-title);
            font-size: 1rem;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 8px;
        }

        .resource-card p {
            font-size: 0.85rem;
            color: var(--text-weak);
            line-height: 1.7;
            margin-bottom: 0;
        }

        /* Tags */
        .tags-list {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }

        .tag-pill {
            display: inline-block;
            padding: 7px 16px;
            font-size: 0.82rem;
            font-weight: 500;
            color: var(--text-body);
            background: var(--bg-card-soft);
            border: 1px solid var(--border-dark);
            border-radius: 30px;
            transition: color var(--transition), border-color var(--transition), background var(--transition);
        }

        .tag-pill:hover {
            color: var(--amber-bright);
            border-color: var(--border-amber);
            background: var(--amber-soft);
        }

        /* Buttons */
        .btn-primary {
            display: inline-block;
            background: var(--amber);
            color: #0B1026;
            font-weight: 700;
            font-size: 0.95rem;
            padding: 13px 32px;
            border-radius: var(--radius-btn);
            letter-spacing: 0.3px;
            transition: background var(--transition), transform var(--transition), box-shadow var(--transition);
            text-align: center;
        }

        .btn-primary:hover {
            background: var(--amber-bright);
            color: #0B1026;
            transform: translateY(-2px);
            box-shadow: var(--shadow-soft);
        }

        .btn-outline {
            display: inline-block;
            background: transparent;
            color: var(--text-main);
            font-weight: 600;
            font-size: 0.95rem;
            padding: 12px 30px;
            border-radius: var(--radius-btn);
            border: 1px solid var(--border-amber);
            letter-spacing: 0.3px;
            transition: background var(--transition), color var(--transition), transform var(--transition);
            text-align: center;
        }

        .btn-outline:hover {
            background: var(--amber-soft);
            color: var(--amber-bright);
            transform: translateY(-2px);
        }

        .btn-load-more {
            display: inline-block;
            background: var(--bg-card-soft);
            color: var(--text-main);
            font-weight: 600;
            font-size: 0.95rem;
            padding: 13px 40px;
            border-radius: var(--radius-btn);
            border: 1px solid var(--border-dark);
            letter-spacing: 0.3px;
            transition: background var(--transition), color var(--transition), border-color var(--transition), transform var(--transition);
            text-align: center;
        }

        .btn-load-more:hover {
            background: var(--amber-soft);
            color: var(--amber-bright);
            border-color: var(--border-amber);
            transform: translateY(-2px);
        }

        /* CTA section */
        .cta-box {
            background: var(--bg-card-soft);
            border: 1px solid var(--border-amber);
            border-radius: var(--radius-lg);
            padding: 40px 36px;
            text-align: center;
        }

        .cta-box h2 {
            font-family: var(--font-title);
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 12px;
        }

        .cta-box p {
            color: var(--text-body);
            font-size: 0.98rem;
            line-height: 1.8;
            max-width: 600px;
            margin: 0 auto 24px;
        }

        /* Footer */
        .site-footer {
            background: #070A1A;
            border-top: 1px solid var(--border-dark);
            padding: 48px 0 28px;
            margin-top: 40px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 32px;
        }

        .footer-brand h3 {
            font-family: var(--font-title);
            font-size: 1.3rem;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 12px;
        }

        .footer-brand p {
            font-size: 0.9rem;
            color: var(--text-weak);
            line-height: 1.8;
            margin-bottom: 0;
        }

        .footer-col h4 {
            font-size: 0.95rem;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 16px;
        }

        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .footer-col ul li a {
            font-size: 0.88rem;
            color: var(--text-body);
            transition: color var(--transition);
        }

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

        .footer-bottom {
            border-top: 1px solid var(--border-dark);
            padding-top: 20px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 0.8rem;
            color: var(--text-weak);
        }

        .footer-bottom .legal {
            display: flex;
            align-items: center;
            gap: 16px;
            flex-wrap: wrap;
        }

        .footer-bottom .legal a {
            color: var(--text-weak);
            font-size: 0.8rem;
            transition: color var(--transition);
        }

        .footer-bottom .legal a:hover {
            color: var(--amber-bright);
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .nav-desktop a {
                padding: 8px 10px;
                font-size: 0.84rem;
            }

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

        @media (max-width: 768px) {
            :root {
                --space-section: var(--space-section-mobile);
            }

            .nav-desktop {
                display: none;
            }

            .nav-toggle {
                display: flex;
            }

            .nav-mobile {
                display: flex;
            }

            .cat-header h1 {
                font-size: 1.8rem;
            }

            .section-title {
                font-size: 1.4rem;
            }

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

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

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

            .data-strip {
                padding: 20px;
                flex-direction: column;
                gap: 12px;
            }

            .cta-box {
                padding: 28px 20px;
            }
        }

        @media (max-width: 480px) {
            :root {
                --container-pad: 16px;
            }

            .cat-header h1 {
                font-size: 1.5rem;
            }

            .btn-primary,
            .btn-outline,
            .btn-load-more {
                display: block;
                width: 100%;
                padding-left: 16px;
                padding-right: 16px;
            }

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

            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
            }
        }

/* roulang page: category1 */
:root {
            --bg-deep: #0B1026;
            --bg-card: #27324A;
            --bg-card-soft: #1A1F35;
            --bg-hover: #1E2740;
            --amber: #D9A441;
            --amber-bright: #E7BE65;
            --amber-soft: rgba(217, 164, 65, 0.1);
            --text-main: #F2F5FA;
            --text-body: #C9D2DF;
            --text-weak: #78849A;
            --silver: #A8B3C0;
            --border-dark: rgba(168, 179, 192, 0.14);
            --border-amber: rgba(217, 164, 65, 0.4);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-btn: 40px;
            --shadow-card: 0 8px 24px rgba(0, 0, 0, 0.35);
            --shadow-soft: 0 4px 12px rgba(0, 0, 0, 0.22);
            --shadow-hover: 0 14px 32px rgba(0, 0, 0, 0.48);
            --space-section: 72px;
            --space-section-mobile: 48px;
            --container-max: 1200px;
            --container-pad: 24px;
            --transition: 0.25s cubic-bezier(0.25, 0.46, 0.45, 0.94);
            --font-title: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
            --font-body: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
        }

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }

        body {
            font-family: var(--font-body);
            background-color: var(--bg-deep);
            color: var(--text-body);
            font-size: 16px;
            line-height: 1.85;
            min-height: 100vh;
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            padding-top: 68px;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius-md);
        }

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

        a:hover {
            color: var(--amber-bright);
        }

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

        button {
            cursor: pointer;
        }

        button:focus-visible,
        a:focus-visible,
        input:focus-visible {
            outline: 2px solid var(--amber);
            outline-offset: 3px;
            border-radius: 4px;
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding-left: var(--container-pad);
            padding-right: var(--container-pad);
        }

        /* ===== Header / Nav ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 100;
            background: rgba(11, 16, 38, 0.88);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border-dark);
            transition: background var(--transition), box-shadow var(--transition);
        }

        .site-header.scrolled {
            background: rgba(11, 16, 38, 0.96);
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            min-height: 68px;
            gap: 16px;
        }

        .brand {
            font-family: var(--font-title);
            font-size: 1.4rem;
            font-weight: 700;
            color: var(--text-main);
            letter-spacing: 0.5px;
            white-space: nowrap;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .brand:hover {
            color: var(--text-main);
        }

        .brand-icon {
            width: 34px;
            height: 34px;
            border-radius: 50%;
            background: radial-gradient(circle at 30% 30%, rgba(217, 164, 65, 0.85), rgba(11, 16, 38, 0.9));
            border: 1px solid var(--border-amber);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            color: #0B1026;
            font-weight: 700;
            flex-shrink: 0;
        }

        .nav-desktop {
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .nav-desktop a {
            display: inline-block;
            padding: 8px 14px;
            font-size: 0.92rem;
            font-weight: 500;
            color: var(--text-body);
            border-radius: 6px;
            transition: color var(--transition), background var(--transition);
            white-space: nowrap;
        }

        .nav-desktop a:hover {
            color: var(--amber-bright);
            background: var(--amber-soft);
        }

        .nav-desktop a.active {
            color: var(--amber);
            background: var(--amber-soft);
        }

        .nav-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            background: transparent;
            border: none;
            padding: 6px;
            cursor: pointer;
            z-index: 110;
        }

        .nav-toggle span {
            display: block;
            width: 26px;
            height: 2px;
            background: var(--text-main);
            border-radius: 2px;
            transition: transform var(--transition), opacity var(--transition);
        }

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

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

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

        .nav-mobile {
            display: none;
            flex-direction: column;
            gap: 4px;
            padding: 12px 24px 20px;
            background: rgba(11, 16, 38, 0.97);
            border-bottom: 1px solid var(--border-dark);
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease, padding 0.3s ease;
        }

        .nav-mobile.open {
            max-height: 420px;
            display: flex;
        }

        .nav-mobile a {
            display: block;
            padding: 10px 14px;
            font-size: 1rem;
            font-weight: 500;
            color: var(--text-body);
            border-radius: 6px;
            transition: color var(--transition), background var(--transition);
        }

        .nav-mobile a:hover {
            color: var(--amber-bright);
            background: var(--amber-soft);
        }

        .nav-mobile a.active {
            color: var(--amber);
            background: var(--amber-soft);
        }

        /* ===== Buttons ===== */
        .btn-primary-custom {
            display: inline-block;
            background: var(--amber);
            color: #0B1026;
            font-weight: 600;
            font-size: 0.95rem;
            padding: 12px 28px;
            border-radius: var(--radius-btn);
            border: 1px solid var(--amber);
            transition: background var(--transition), transform var(--transition), box-shadow var(--transition);
            text-align: center;
        }

        .btn-primary-custom:hover {
            background: var(--amber-bright);
            color: #0B1026;
            transform: translateY(-2px);
            box-shadow: var(--shadow-hover);
        }

        .btn-secondary-custom {
            display: inline-block;
            background: transparent;
            color: var(--text-main);
            font-weight: 600;
            font-size: 0.95rem;
            padding: 12px 28px;
            border-radius: var(--radius-btn);
            border: 1px solid var(--border-amber);
            transition: background var(--transition), transform var(--transition), color var(--transition);
            text-align: center;
        }

        .btn-secondary-custom:hover {
            background: var(--amber-soft);
            color: var(--amber-bright);
            transform: translateY(-2px);
        }

        /* ===== Breadcrumb ===== */
        .breadcrumb-section {
            padding: 28px 0 16px;
        }

        .breadcrumb-nav {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.9rem;
            color: var(--text-weak);
            flex-wrap: wrap;
        }

        .breadcrumb-nav a {
            color: var(--text-weak);
            transition: color var(--transition);
        }

        .breadcrumb-nav a:hover {
            color: var(--amber);
        }

        .breadcrumb-nav .separator {
            color: var(--text-weak);
            opacity: 0.6;
        }

        .breadcrumb-nav .current {
            color: var(--amber);
            font-weight: 500;
        }

        /* ===== Category H1 Section ===== */
        .category-hero {
            padding: 40px 0 48px;
            background: radial-gradient(ellipse at 20% 30%, rgba(217, 164, 65, 0.06), transparent 60%),
                radial-gradient(ellipse at 80% 70%, rgba(39, 50, 74, 0.4), transparent 55%);
            border-bottom: 1px solid var(--border-dark);
            margin-bottom: var(--space-section);
        }

        .category-hero-content {
            max-width: 780px;
        }

        .category-hero h1 {
            font-family: var(--font-title);
            font-size: 2.4rem;
            font-weight: 700;
            color: var(--text-main);
            letter-spacing: 0.5px;
            margin-bottom: 16px;
            line-height: 1.3;
        }

        .category-hero p {
            font-size: 1.05rem;
            color: var(--silver);
            line-height: 1.9;
            margin-bottom: 0;
        }

        /* ===== Section Titles ===== */
        .section-title {
            font-family: var(--font-title);
            font-size: 1.6rem;
            font-weight: 700;
            color: var(--text-main);
            letter-spacing: 0.3px;
            margin-bottom: 12px;
            line-height: 1.4;
        }

        .section-subtitle {
            font-size: 0.95rem;
            color: var(--text-weak);
            margin-bottom: 32px;
            line-height: 1.7;
        }

        /* ===== Content Card List ===== */
        .content-card-list {
            display: grid;
            grid-template-columns: 1fr;
            gap: 20px;
        }

        .content-card-item {
            display: grid;
            grid-template-columns: 240px 1fr auto;
            gap: 20px;
            background: var(--bg-card-soft);
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-md);
            padding: 20px;
            transition: background var(--transition), box-shadow var(--transition), transform var(--transition);
            align-items: center;
        }

        .content-card-item:hover {
            background: var(--bg-hover);
            box-shadow: var(--shadow-card);
            transform: translateY(-3px);
        }

        .content-card-image {
            width: 100%;
            height: 160px;
            object-fit: cover;
            border-radius: var(--radius-sm);
            border: 1px solid var(--border-dark);
        }

        .content-card-body {
            display: flex;
            flex-direction: column;
            justify-content: center;
            gap: 8px;
        }

        .content-card-body h3 {
            font-family: var(--font-title);
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--text-main);
            margin: 0;
            line-height: 1.4;
        }

        .content-card-body h3 a {
            color: var(--text-main);
            transition: color var(--transition);
        }

        .content-card-body h3 a:hover {
            color: var(--amber-bright);
        }

        .content-card-body .card-summary {
            font-size: 0.9rem;
            color: var(--text-weak);
            line-height: 1.7;
            margin: 0;
        }

        .content-card-meta {
            display: flex;
            align-items: center;
            gap: 16px;
            font-size: 0.82rem;
            color: var(--text-weak);
        }

        .content-card-meta .date {
            color: var(--silver);
        }

        .content-card-meta .tag-badge {
            display: inline-block;
            background: var(--amber-soft);
            color: var(--amber);
            padding: 3px 10px;
            border-radius: 20px;
            font-size: 0.78rem;
            font-weight: 500;
            border: 1px solid var(--border-amber);
        }

        .content-card-action {
            display: flex;
            align-items: center;
        }

        .content-card-action .btn-read {
            display: inline-block;
            padding: 8px 18px;
            background: transparent;
            border: 1px solid var(--border-amber);
            border-radius: var(--radius-btn);
            color: var(--amber);
            font-size: 0.85rem;
            font-weight: 500;
            white-space: nowrap;
            transition: background var(--transition), color var(--transition);
        }

        .content-card-action .btn-read:hover {
            background: var(--amber-soft);
            color: var(--amber-bright);
        }

        /* ===== Info Strip ===== */
        .info-strip {
            background: var(--bg-card-soft);
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-md);
            padding: 28px 32px;
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
            margin-top: 48px;
        }

        .info-strip-item {
            display: flex;
            align-items: flex-start;
            gap: 12px;
        }

        .info-strip-icon {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: var(--amber-soft);
            border: 1px solid var(--border-amber);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--amber);
            font-size: 1rem;
            flex-shrink: 0;
        }

        .info-strip-item .info-text {
            font-size: 0.85rem;
            color: var(--silver);
            line-height: 1.6;
        }

        .info-strip-item .info-text strong {
            display: block;
            color: var(--text-main);
            font-size: 0.9rem;
            font-weight: 600;
            margin-bottom: 4px;
        }

        /* ===== Resource Cards ===== */
        .resource-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
            margin-top: 20px;
        }

        .resource-card {
            background: var(--bg-card-soft);
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-md);
            padding: 24px;
            transition: background var(--transition), box-shadow var(--transition), transform var(--transition);
        }

        .resource-card:hover {
            background: var(--bg-hover);
            box-shadow: var(--shadow-soft);
            transform: translateY(-3px);
        }

        .resource-card h3 {
            font-family: var(--font-title);
            font-size: 1.05rem;
            font-weight: 600;
            color: var(--text-main);
            margin: 0 0 8px;
            line-height: 1.4;
        }

        .resource-card p {
            font-size: 0.85rem;
            color: var(--text-weak);
            line-height: 1.7;
            margin: 0;
        }

        .resource-card .resource-link {
            display: inline-block;
            margin-top: 12px;
            font-size: 0.85rem;
            font-weight: 500;
            color: var(--amber);
            transition: color var(--transition);
        }

        .resource-card .resource-link:hover {
            color: var(--amber-bright);
        }

        /* ===== Tags Area ===== */
        .tags-area {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-top: 20px;
        }

        .tags-area .tag {
            display: inline-block;
            padding: 7px 16px;
            border-radius: 20px;
            font-size: 0.82rem;
            font-weight: 500;
            color: var(--text-body);
            background: var(--bg-card-soft);
            border: 1px solid var(--border-dark);
            transition: color var(--transition), border-color var(--transition), background var(--transition);
            cursor: default;
        }

        .tags-area .tag:hover {
            color: var(--amber);
            border-color: var(--border-amber);
            background: var(--amber-soft);
        }

        /* ===== Load More Area ===== */
        .load-more-area {
            text-align: center;
            padding: 40px 0 20px;
        }

        .btn-load-more {
            display: inline-block;
            padding: 13px 36px;
            background: transparent;
            border: 1px solid var(--border-amber);
            border-radius: var(--radius-btn);
            color: var(--amber);
            font-weight: 600;
            font-size: 0.95rem;
            transition: background var(--transition), color var(--transition), transform var(--transition);
        }

        .btn-load-more:hover {
            background: var(--amber-soft);
            color: var(--amber-bright);
            transform: translateY(-2px);
        }

        /* ===== Category CTA ===== */
        .category-cta {
            padding: 56px 0;
            text-align: center;
            background: radial-gradient(ellipse at center, rgba(217, 164, 65, 0.08), transparent 70%);
            border-top: 1px solid var(--border-dark);
            border-bottom: 1px solid var(--border-dark);
        }

        .category-cta h2 {
            font-family: var(--font-title);
            font-size: 1.8rem;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 16px;
        }

        .category-cta p {
            font-size: 1rem;
            color: var(--silver);
            max-width: 560px;
            margin: 0 auto 28px;
            line-height: 1.8;
        }

        /* ===== Footer ===== */
        .site-footer {
            background: rgba(11, 16, 38, 0.6);
            border-top: 1px solid var(--border-dark);
            padding: 48px 0 32px;
            margin-top: var(--space-section);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 32px;
        }

        .footer-brand h3 {
            font-family: var(--font-title);
            font-size: 1.3rem;
            font-weight: 700;
            color: var(--text-main);
            margin: 0 0 12px;
        }

        .footer-brand p {
            font-size: 0.85rem;
            color: var(--text-weak);
            line-height: 1.7;
            margin: 0;
        }

        .footer-col h4 {
            font-family: var(--font-title);
            font-size: 0.95rem;
            font-weight: 600;
            color: var(--text-main);
            margin: 0 0 12px;
        }

        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .footer-col ul li a {
            font-size: 0.85rem;
            color: var(--text-weak);
            transition: color var(--transition);
        }

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

        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            border-top: 1px solid var(--border-dark);
            padding-top: 20px;
            font-size: 0.82rem;
            color: var(--text-weak);
        }

        .footer-bottom .legal {
            display: flex;
            align-items: center;
            gap: 16px;
            flex-wrap: wrap;
        }

        .footer-bottom .legal a {
            color: var(--text-weak);
            transition: color var(--transition);
        }

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

        /* ===== Section spacing ===== */
        .category-section {
            padding-bottom: var(--space-section);
        }

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .content-card-item {
                grid-template-columns: 200px 1fr;
            }
            .content-card-action {
                grid-column: 2;
            }
            .info-strip {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }

        @media (max-width: 768px) {
            body {
                padding-top: 60px;
            }
            .header-inner {
                min-height: 60px;
            }
            .brand {
                font-size: 1.2rem;
            }
            .nav-desktop {
                display: none;
            }
            .nav-toggle {
                display: flex;
            }
            .nav-mobile {
                display: none;
            }
            .nav-mobile.open {
                display: flex;
            }
            .category-hero h1 {
                font-size: 1.8rem;
            }
            .category-hero p {
                font-size: 0.95rem;
            }
            .section-title {
                font-size: 1.35rem;
            }
            .content-card-item {
                grid-template-columns: 1fr;
                gap: 12px;
            }
            .content-card-action {
                grid-column: 1;
            }
            .content-card-image {
                height: 180px;
            }
            .resource-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }
            .info-strip {
                padding: 20px;
                grid-template-columns: 1fr;
            }
            .category-cta h2 {
                font-size: 1.4rem;
            }
            .btn-primary-custom,
            .btn-secondary-custom {
                padding: 11px 22px;
                font-size: 0.9rem;
            }
            :root {
                --space-section: 48px;
                --container-pad: 18px;
            }
        }

        @media (max-width: 480px) {
            :root {
                --space-section: 40px;
                --container-pad: 16px;
            }
            .category-hero h1 {
                font-size: 1.5rem;
            }
            .category-hero p {
                font-size: 0.9rem;
            }
            .category-hero {
                padding: 28px 0 32px;
                margin-bottom: 40px;
            }
            .content-card-image {
                height: 140px;
            }
            .content-card-item {
                padding: 16px;
            }
            .breadcrumb-nav {
                font-size: 0.8rem;
            }
            .btn-primary-custom,
            .btn-secondary-custom {
                display: block;
                width: 100%;
                text-align: center;
            }
            .category-cta h2 {
                font-size: 1.3rem;
            }
        }

/* roulang page: category3 */
:root {
  --bg-deep: #0B1026;
  --bg-card: #27324A;
  --bg-card-soft: #1A1F35;
  --bg-hover: #1E2740;
  --amber: #D9A441;
  --amber-bright: #E7BE65;
  --amber-soft: rgba(217, 164, 65, 0.1);
  --text-main: #F2F5FA;
  --text-body: #C9D2DF;
  --text-weak: #78849A;
  --silver: #A8B3C0;
  --border-dark: rgba(168, 179, 192, 0.14);
  --border-amber: rgba(217, 164, 65, 0.4);
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-btn: 40px;
  --shadow-card: 0 8px 24px rgba(0, 0, 0, 0.35);
  --shadow-soft: 0 4px 12px rgba(0, 0, 0, 0.22);
  --shadow-hover: 0 14px 32px rgba(0, 0, 0, 0.48);
  --space-section: 72px;
  --space-section-mobile: 48px;
  --container-max: 1200px;
  --container-pad: 24px;
  --transition: 0.25s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --font-title: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-body: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  background-color: var(--bg-deep);
  color: var(--text-body);
  font-size: 16px;
  line-height: 1.85;
  min-height: 100vh;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  padding-top: 68px;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
  border-radius: var(--radius-md);
}

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

a:hover {
  color: var(--amber-bright);
}

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

button {
  cursor: pointer;
  background: none;
}

button:focus-visible,
a:focus-visible,
input:focus-visible {
  outline: 2px solid var(--amber);
  outline-offset: 3px;
  border-radius: 4px;
}

.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding-left: var(--container-pad);
  padding-right: var(--container-pad);
}

h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--font-title);
  color: var(--text-main);
  line-height: 1.35;
  margin-bottom: 0.5em;
}

h1 {
  font-size: 2.15rem;
  font-weight: 700;
  letter-spacing: 0.5px;
  color: var(--text-main);
  margin-bottom: 0.35em;
}

h2 {
  font-size: 1.6rem;
  font-weight: 700;
  letter-spacing: 0.3px;
}

h3 {
  font-size: 1.12rem;
  font-weight: 600;
  letter-spacing: 0.2px;
}

h4 {
  font-size: 1rem;
  font-weight: 600;
}

p {
  margin-bottom: 1rem;
}

ul,
ol {
  list-style: none;
  padding: 0;
  margin: 0;
}

section {
  padding: var(--space-section) 0;
}

/* ===== Header / Nav ===== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 100;
  background: rgba(11, 16, 38, 0.88);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-dark);
  transition: background var(--transition), box-shadow var(--transition);
}

.site-header.scrolled {
  background: rgba(11, 16, 38, 0.96);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 68px;
  gap: 16px;
}

.brand {
  font-family: var(--font-title);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--text-main);
  letter-spacing: 0.5px;
  white-space: nowrap;
  display: flex;
  align-items: center;
  gap: 10px;
}

.brand:hover {
  color: var(--text-main);
}

.brand-icon {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: radial-gradient(circle at 30% 30%, rgba(217, 164, 65, 0.85), rgba(11, 16, 38, 0.9));
  border: 1px solid var(--border-amber);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  color: #0B1026;
  font-weight: 700;
  flex-shrink: 0;
}

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

.nav-desktop a {
  display: inline-block;
  padding: 8px 13px;
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--text-body);
  border-radius: 6px;
  transition: color var(--transition), background var(--transition);
  white-space: nowrap;
}

.nav-desktop a:hover {
  color: var(--amber-bright);
  background: var(--amber-soft);
}

.nav-desktop a.active {
  color: var(--amber);
  background: var(--amber-soft);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: transparent;
  border: none;
  padding: 6px;
  cursor: pointer;
  z-index: 110;
}

.nav-toggle span {
  display: block;
  width: 26px;
  height: 2px;
  background: var(--text-main);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}

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

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

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

.nav-mobile {
  display: none;
  flex-direction: column;
  background: rgba(11, 16, 38, 0.98);
  border-bottom: 1px solid var(--border-dark);
  padding: 12px var(--container-pad) 20px;
  gap: 4px;
}

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

.nav-mobile a {
  display: block;
  padding: 11px 16px;
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-body);
  border-radius: 8px;
  transition: color var(--transition), background var(--transition);
}

.nav-mobile a:hover {
  color: var(--amber-bright);
  background: var(--amber-soft);
}

.nav-mobile a.active {
  color: var(--amber);
  background: var(--amber-soft);
}

/* ===== Breadcrumb ===== */
.breadcrumb-nav {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  color: var(--text-weak);
  margin-bottom: 18px;
  flex-wrap: wrap;
}

.breadcrumb-nav a {
  color: var(--text-weak);
  transition: color var(--transition);
}

.breadcrumb-nav a:hover {
  color: var(--amber-bright);
}

.breadcrumb-nav .sep {
  color: var(--text-weak);
  font-size: 0.75rem;
}

.breadcrumb-nav .current {
  color: var(--amber);
  font-weight: 500;
}

/* ===== Page Head ===== */
.page-head {
  padding: 56px 0 24px;
  border-bottom: 1px solid var(--border-dark);
}

.page-head .page-title-wrap {
  max-width: 800px;
}

.page-head .page-eyebrow {
  display: inline-block;
  padding: 4px 14px;
  border-radius: 20px;
  background: var(--amber-soft);
  border: 1px solid var(--border-amber);
  color: var(--amber);
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.5px;
  margin-bottom: 16px;
}

.page-head .page-desc {
  font-size: 1.05rem;
  color: var(--text-body);
  max-width: 820px;
  line-height: 1.9;
  margin-bottom: 0;
}

/* ===== Article List ===== */
.article-list-section {
  background: var(--bg-deep);
}

.article-list-section .section-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  margin-bottom: 32px;
  gap: 16px;
  flex-wrap: wrap;
}

.article-list-section .section-title {
  margin-bottom: 0;
}

.article-list-section .section-count {
  font-size: 0.9rem;
  color: var(--text-weak);
  white-space: nowrap;
}

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

.article-card {
  background: var(--bg-card-soft);
  border: 1px solid var(--border-dark);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
  display: flex;
  flex-direction: column;
}

.article-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
  border-color: rgba(217, 164, 65, 0.25);
}

.article-cover {
  overflow: hidden;
  aspect-ratio: 16 / 9;
  flex-shrink: 0;
}

.article-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 0;
  transition: transform 0.45s ease;
}

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

.article-body {
  padding: 18px 20px 20px;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.article-date {
  font-size: 0.78rem;
  color: var(--text-weak);
  letter-spacing: 0.3px;
}

.article-title {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text-main);
  line-height: 1.5;
  margin-bottom: 0;
}

.article-title a {
  color: var(--text-main);
  transition: color var(--transition);
}

.article-title a:hover {
  color: var(--amber-bright);
}

.article-excerpt {
  font-size: 0.9rem;
  color: var(--text-body);
  line-height: 1.75;
  flex: 1;
  margin-bottom: 0;
}

.article-link {
  font-size: 0.87rem;
  font-weight: 500;
  color: var(--amber);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 4px;
  transition: color var(--transition), gap var(--transition);
}

.article-link:hover {
  color: var(--amber-bright);
  gap: 10px;
}

/* ===== Info Bar ===== */
.info-bar-section {
  padding: 32px 0;
  background: var(--bg-card-soft);
  border-top: 1px solid var(--border-dark);
  border-bottom: 1px solid var(--border-dark);
}

.info-bar-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

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

.info-item .info-icon {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: var(--amber-soft);
  border: 1px solid var(--border-amber);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  color: var(--amber);
  flex-shrink: 0;
}

.info-item .info-text {
  font-size: 0.9rem;
  color: var(--text-body);
  line-height: 1.55;
  margin-bottom: 0;
}

/* ===== Resource Cards ===== */
.resource-section {
  background: var(--bg-deep);
}

.resource-section .section-title {
  margin-bottom: 28px;
}

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

.resource-card {
  background: var(--bg-card);
  border: 1px solid var(--border-dark);
  border-radius: var(--radius-md);
  padding: 24px 22px;
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}

.resource-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-hover);
  border-color: rgba(217, 164, 65, 0.3);
}

.resource-card .resource-icon {
  font-size: 1.6rem;
  margin-bottom: 14px;
  color: var(--amber);
}

.resource-card h3 {
  font-size: 1.05rem;
  margin-bottom: 8px;
}

.resource-card p {
  font-size: 0.9rem;
  color: var(--text-body);
  line-height: 1.75;
  margin-bottom: 0;
}

/* ===== Guide Grid ===== */
.guide-section {
  background: var(--bg-card-soft);
  border-top: 1px solid var(--border-dark);
  border-bottom: 1px solid var(--border-dark);
}

.guide-section .section-title {
  margin-bottom: 28px;
}

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

.guide-block {
  background: var(--bg-card);
  border: 1px solid var(--border-dark);
  border-radius: var(--radius-md);
  padding: 26px 24px;
  transition: border-color var(--transition);
}

.guide-block:hover {
  border-color: rgba(217, 164, 65, 0.35);
}

.guide-block .guide-label {
  display: inline-block;
  padding: 3px 12px;
  border-radius: 16px;
  background: var(--amber-soft);
  color: var(--amber);
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.3px;
  margin-bottom: 14px;
}

.guide-block h3 {
  font-size: 1.08rem;
  margin-bottom: 10px;
}

.guide-block p {
  font-size: 0.9rem;
  color: var(--text-body);
  line-height: 1.8;
  margin-bottom: 0;
}

/* ===== Tag Cloud ===== */
.tag-section {
  background: var(--bg-deep);
}

.tag-section .section-title {
  margin-bottom: 24px;
}

.tag-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.tag {
  display: inline-block;
  padding: 8px 18px;
  border-radius: 24px;
  background: var(--bg-card-soft);
  border: 1px solid var(--border-dark);
  color: var(--text-body);
  font-size: 0.85rem;
  font-weight: 500;
  transition: color var(--transition), border-color var(--transition), background var(--transition);
  cursor: default;
}

.tag:hover {
  color: var(--amber-bright);
  border-color: rgba(217, 164, 65, 0.4);
  background: rgba(217, 164, 65, 0.06);
}

/* ===== Load More ===== */
.load-more-section {
  background: var(--bg-deep);
  padding: 32px 0 48px;
}

.btn-wrap {
  display: flex;
  justify-content: center;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: var(--amber);
  color: #0B1026;
  font-weight: 600;
  font-size: 0.95rem;
  padding: 13px 32px;
  border-radius: var(--radius-btn);
  transition: background var(--transition), transform var(--transition), box-shadow var(--transition);
  border: none;
  letter-spacing: 0.3px;
}

.btn-primary:hover {
  background: var(--amber-bright);
  color: #0B1026;
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(217, 164, 65, 0.3);
}

.btn-primary:active {
  transform: translateY(0);
  box-shadow: none;
}

/* ===== CTA Band ===== */
.cta-section {
  padding: 0;
  background: var(--bg-deep);
}

.cta-band {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  padding: 60px 48px;
  background-image: url('/assets/images/8ad345031eebeba2.jpg');
  background-size: cover;
  background-position: center 30%;
  border: 1px solid var(--border-dark);
}

.cta-band::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(11, 16, 38, 0.72) 0%, rgba(11, 16, 38, 0.88) 100%);
  z-index: 0;
}

.cta-band .cta-inner {
  position: relative;
  z-index: 1;
  max-width: 620px;
}

.cta-band h2 {
  color: var(--text-main);
  font-size: 1.7rem;
  margin-bottom: 12px;
}

.cta-band p {
  color: var(--text-body);
  font-size: 1rem;
  line-height: 1.85;
  margin-bottom: 24px;
}

.cta-band .btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: transparent;
  border: 1px solid var(--amber);
  color: var(--text-main);
  font-weight: 500;
  font-size: 0.92rem;
  padding: 11px 28px;
  border-radius: var(--radius-btn);
  transition: background var(--transition), color var(--transition), border-color var(--transition);
  letter-spacing: 0.3px;
}

.cta-band .btn-secondary:hover {
  background: rgba(217, 164, 65, 0.1);
  border-color: var(--amber-bright);
  color: var(--amber-bright);
}

/* ===== Footer ===== */
.site-footer {
  background: #080C1C;
  border-top: 1px solid var(--border-dark);
  padding: 52px 0 28px;
  margin-top: 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1fr;
  gap: 36px;
  margin-bottom: 36px;
}

.footer-brand h3 {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 12px;
  letter-spacing: 0.3px;
}

.footer-brand p {
  font-size: 0.9rem;
  color: var(--text-weak);
  line-height: 1.8;
  max-width: 300px;
  margin-bottom: 0;
}

.footer-col h4 {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-main);
  margin-bottom: 16px;
}

.footer-col ul {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.footer-col ul a {
  font-size: 0.87rem;
  color: var(--text-weak);
  transition: color var(--transition);
}

.footer-col ul a:hover {
  color: var(--amber-bright);
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding-top: 20px;
  border-top: 1px solid var(--border-dark);
  flex-wrap: wrap;
}

.footer-bottom span {
  font-size: 0.82rem;
  color: var(--text-weak);
}

.footer-bottom .legal {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
}

.footer-bottom .legal span,
.footer-bottom .legal a {
  font-size: 0.82rem;
  color: var(--text-weak);
}

.footer-bottom .legal a:hover {
  color: var(--amber-bright);
}

/* ===== Responsive ===== */
@media (max-width: 1024px) {
  .article-grid,
  .resource-grid,
  .guide-grid,
  .info-bar-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
  }

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

  h1 {
    font-size: 1.9rem;
  }
}

@media (max-width: 768px) {
  :root {
    --space-section: 48px;
    --space-section-mobile: 40px;
    --container-pad: 18px;
  }

  body {
    font-size: 15px;
    padding-top: 60px;
  }

  section {
    padding: var(--space-section-mobile) 0;
  }

  .site-header {
    min-height: 60px;
  }

  .header-inner {
    min-height: 60px;
  }

  .brand {
    font-size: 1.2rem;
  }

  .brand-icon {
    width: 30px;
    height: 30px;
    font-size: 15px;
  }

  .nav-desktop {
    display: none;
  }

  .nav-toggle {
    display: flex;
  }

  .page-head {
    padding: 40px 0 20px;
  }

  h1 {
    font-size: 1.6rem;
  }

  h2 {
    font-size: 1.35rem;
  }

  .page-head .page-desc {
    font-size: 0.95rem;
  }

  .article-grid,
  .resource-grid,
  .guide-grid,
  .info-bar-grid {
    grid-template-columns: 1fr;
    gap: 18px;
  }

  .article-card {
    flex-direction: row;
    align-items: stretch;
  }

  .article-card .article-cover {
    width: 38%;
    aspect-ratio: auto;
    min-height: 160px;
  }

  .article-card .article-cover img {
    height: 100%;
    min-height: 160px;
  }

  .article-card .article-body {
    width: 62%;
    padding: 14px 16px;
  }

  .article-title {
    font-size: 0.98rem;
  }

  .article-excerpt {
    font-size: 0.83rem;
    line-height: 1.7;
  }

  .cta-band {
    padding: 40px 24px;
  }

  .cta-band h2 {
    font-size: 1.4rem;
  }

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

  .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }
}

@media (max-width: 520px) {
  :root {
    --container-pad: 14px;
    --space-section-mobile: 36px;
  }

  body {
    font-size: 14px;
    line-height: 1.8;
  }

  .brand {
    font-size: 1.1rem;
    gap: 6px;
  }

  .brand-icon {
    width: 26px;
    height: 26px;
    font-size: 13px;
  }

  h1 {
    font-size: 1.4rem;
  }

  h2 {
    font-size: 1.2rem;
  }

  .breadcrumb-nav {
    font-size: 0.78rem;
  }

  .article-card {
    flex-direction: column;
  }

  .article-card .article-cover,
  .article-card .article-body {
    width: 100%;
  }

  .article-card .article-cover {
    aspect-ratio: 16 / 9;
    min-height: auto;
  }

  .article-card .article-cover img {
    min-height: auto;
  }

  .article-card .article-body {
    padding: 16px;
  }

  .btn-primary {
    width: 100%;
    padding: 14px 20px;
    font-size: 0.9rem;
  }

  .cta-band {
    padding: 32px 20px;
  }

  .cta-band .btn-secondary {
    width: 100%;
    justify-content: center;
  }

  .footer-bottom .legal {
    gap: 10px;
  }
}

/* roulang page: category4 */
:root {
      --bg-deep: #0B1026;
      --bg-card: #27324A;
      --bg-card-soft: #1A1F35;
      --bg-hover: #1E2740;
      --amber: #D9A441;
      --amber-bright: #E7BE65;
      --amber-soft: rgba(217, 164, 65, 0.1);
      --text-main: #F2F5FA;
      --text-body: #C9D2DF;
      --text-weak: #78849A;
      --silver: #A8B3C0;
      --border-dark: rgba(168, 179, 192, 0.14);
      --border-amber: rgba(217, 164, 65, 0.4);
      --radius-sm: 8px;
      --radius-md: 12px;
      --radius-lg: 16px;
      --radius-btn: 40px;
      --shadow-card: 0 8px 24px rgba(0, 0, 0, 0.35);
      --shadow-soft: 0 4px 12px rgba(0, 0, 0, 0.22);
      --shadow-hover: 0 14px 32px rgba(0, 0, 0, 0.48);
      --space-section: 88px;
      --space-section-mobile: 56px;
      --container-max: 1200px;
      --container-pad: 24px;
      --transition: 0.25s cubic-bezier(0.25, 0.46, 0.45, 0.94);
      --font-title: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
      --font-body: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    }

    html {
      scroll-behavior: smooth;
      -webkit-text-size-adjust: 100%;
    }

    body {
      font-family: var(--font-body);
      background-color: var(--bg-deep);
      color: var(--text-body);
      font-size: 16px;
      line-height: 1.85;
      min-height: 100vh;
      overflow-x: hidden;
      -webkit-font-smoothing: antialiased;
      -moz-osx-font-smoothing: grayscale;
    }

    img {
      max-width: 100%;
      height: auto;
      display: block;
      border-radius: var(--radius-md);
    }

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

    a:hover {
      color: var(--amber-bright);
    }

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

    button {
      cursor: pointer;
    }

    button:focus-visible,
    a:focus-visible,
    input:focus-visible {
      outline: 2px solid var(--amber);
      outline-offset: 3px;
      border-radius: 4px;
    }

    .container {
      max-width: var(--container-max);
      margin: 0 auto;
      padding-left: var(--container-pad);
      padding-right: var(--container-pad);
    }

    /* Header */
    .site-header {
      position: fixed;
      top: 0;
      left: 0;
      width: 100%;
      z-index: 100;
      background: rgba(11, 16, 38, 0.88);
      backdrop-filter: blur(12px);
      -webkit-backdrop-filter: blur(12px);
      border-bottom: 1px solid var(--border-dark);
      transition: background var(--transition), box-shadow var(--transition);
    }

    .site-header.scrolled {
      background: rgba(11, 16, 38, 0.96);
      box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
    }

    .header-inner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      min-height: 68px;
      gap: 16px;
    }

    .brand {
      font-family: var(--font-title);
      font-size: 1.4rem;
      font-weight: 700;
      color: var(--text-main);
      letter-spacing: 0.5px;
      white-space: nowrap;
      display: flex;
      align-items: center;
      gap: 10px;
    }

    .brand:hover {
      color: var(--text-main);
    }

    .brand-icon {
      width: 34px;
      height: 34px;
      border-radius: 50%;
      background: radial-gradient(circle at 30% 30%, rgba(217, 164, 65, 0.85), rgba(11, 16, 38, 0.9));
      border: 1px solid var(--border-amber);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 18px;
      color: #0B1026;
      font-weight: 700;
      flex-shrink: 0;
    }

    .nav-desktop {
      display: flex;
      align-items: center;
      gap: 6px;
    }

    .nav-desktop a {
      display: inline-block;
      padding: 8px 14px;
      font-size: 0.92rem;
      font-weight: 500;
      color: var(--text-body);
      border-radius: 6px;
      transition: color var(--transition), background var(--transition);
      white-space: nowrap;
    }

    .nav-desktop a:hover {
      color: var(--amber-bright);
      background: var(--amber-soft);
    }

    .nav-desktop a.active {
      color: var(--amber);
      background: var(--amber-soft);
    }

    .nav-toggle {
      display: none;
      flex-direction: column;
      gap: 5px;
      background: transparent;
      border: none;
      padding: 6px;
      cursor: pointer;
      z-index: 110;
    }

    .nav-toggle span {
      display: block;
      width: 26px;
      height: 2px;
      background: var(--text-main);
      border-radius: 2px;
      transition: transform var(--transition), opacity var(--transition);
    }

    .nav-mobile {
      display: none;
      flex-direction: column;
      padding: 16px 24px 24px;
      background: rgba(11, 16, 38, 0.97);
      border-bottom: 1px solid var(--border-dark);
    }

    .nav-mobile a {
      display: block;
      padding: 12px 10px;
      font-size: 1rem;
      color: var(--text-body);
      border-radius: 8px;
      transition: background var(--transition), color var(--transition);
    }

    .nav-mobile a:hover {
      color: var(--amber-bright);
      background: var(--amber-soft);
    }

    .nav-mobile a.active {
      color: var(--amber);
      background: var(--amber-soft);
    }

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

    /* Section base */
    .section {
      padding: var(--space-section) 0;
    }

    .section-alt {
      background: var(--bg-card-soft);
      border-top: 1px solid var(--border-dark);
      border-bottom: 1px solid var(--border-dark);
    }

    .section-heading {
      font-family: var(--font-title);
      font-size: 2rem;
      font-weight: 700;
      color: var(--text-main);
      letter-spacing: 0.5px;
      margin-bottom: 12px;
    }

    .section-sub {
      font-size: 1.06rem;
      color: var(--text-weak);
      max-width: 720px;
      line-height: 1.9;
      margin-bottom: 32px;
    }

    .eyebrow {
      font-size: 0.8rem;
      letter-spacing: 2px;
      text-transform: uppercase;
      color: var(--amber);
      font-weight: 600;
      margin-bottom: 10px;
    }

    .btn-primary,
    .btn-outline {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      font-weight: 600;
      border-radius: var(--radius-btn);
      padding: 12px 26px;
      font-size: 1rem;
      letter-spacing: 0.3px;
      transition: transform var(--transition), background var(--transition), color var(--transition), border-color var(--transition);
      white-space: nowrap;
    }

    .btn-primary {
      background: var(--amber);
      color: #0B1026;
      border: 1px solid var(--amber);
    }

    .btn-primary:hover {
      background: var(--amber-bright);
      border-color: var(--amber-bright);
      transform: translateY(-2px);
      color: #0B1026;
    }

    .btn-outline {
      background: transparent;
      color: var(--text-main);
      border: 1px solid var(--border-amber);
    }

    .btn-outline:hover {
      background: var(--amber-soft);
      border-color: var(--amber-bright);
      color: var(--amber-bright);
      transform: translateY(-2px);
    }

    /* Category Hero */
    .category-hero {
      position: relative;
      min-height: 440px;
      padding: 156px 0 80px;
      display: flex;
      align-items: flex-end;
      background: url('/assets/images/69baf847544371f9.jpg') center/cover no-repeat;
      border-bottom: 1px solid var(--border-dark);
      overflow: hidden;
    }

    .category-hero::after {
      content: "";
      position: absolute;
      inset: 0;
      background: linear-gradient(180deg, rgba(11, 16, 38, 0.4) 0%, rgba(11, 16, 38, 0.88) 100%);
      pointer-events: none;
    }

    .hero-category-inner {
      position: relative;
      z-index: 2;
      width: 100%;
    }

    .hero-category-copy {
      max-width: 760px;
    }

    .hero-category-copy h1 {
      font-family: var(--font-title);
      font-size: 3.4rem;
      font-weight: 700;
      letter-spacing: 0.8px;
      color: var(--text-main);
      margin-bottom: 16px;
    }

    .hero-category-copy .hero-desc {
      font-size: 1.12rem;
      line-height: 1.95;
      color: #DCE3EF;
      max-width: 720px;
    }

    /* Breadcrumb */
    .breadcrumb-bar {
      background: rgba(26, 31, 53, 0.7);
      border-bottom: 1px solid var(--border-dark);
      padding: 16px 0;
    }

    .breadcrumb-list {
      display: flex;
      align-items: center;
      gap: 8px;
      font-size: 0.92rem;
      color: var(--text-weak);
      flex-wrap: wrap;
    }

    .breadcrumb-list a {
      color: var(--amber);
      font-weight: 500;
    }

    .breadcrumb-list a:hover {
      color: var(--amber-bright);
    }

    .breadcrumb-sep {
      color: var(--text-weak);
      user-select: none;
    }

    .breadcrumb-current {
      color: var(--text-body);
      font-weight: 500;
    }

    /* Destination list cards */
    .destination-card-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }

    .destination-card {
      background: var(--bg-card-soft);
      border: 1px solid var(--border-dark);
      border-radius: var(--radius-md);
      overflow: hidden;
      box-shadow: var(--shadow-soft);
      transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
      display: flex;
      flex-direction: column;
    }

    .destination-card:hover {
      transform: translateY(-6px);
      box-shadow: var(--shadow-hover);
      border-color: var(--border-amber);
    }

    .card-cover {
      height: 200px;
      overflow: hidden;
      border-radius: 0;
      border-bottom: 1px solid var(--border-dark);
    }

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

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

    .card-content {
      padding: 20px 20px 22px;
      display: flex;
      flex-direction: column;
      flex: 1;
    }

    .card-meta {
      font-size: 0.82rem;
      color: var(--text-weak);
      letter-spacing: 0.3px;
      margin-bottom: 10px;
    }

    .card-title {
      font-family: var(--font-title);
      font-size: 1.25rem;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 10px;
      line-height: 1.5;
    }

    .card-summary {
      font-size: 0.95rem;
      line-height: 1.85;
      color: var(--text-body);
      margin-bottom: 18px;
      flex: 1;
    }

    .card-link {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      font-weight: 600;
      color: var(--amber);
      font-size: 0.94rem;
      transition: color var(--transition), gap var(--transition);
    }

    .card-link:hover {
      color: var(--amber-bright);
      gap: 10px;
    }

    /* Facts strip */
    .facts-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
    }

    .fact-item {
      background: rgba(39, 50, 74, 0.5);
      border: 1px solid var(--border-dark);
      border-radius: var(--radius-md);
      padding: 20px 18px;
      min-height: 106px;
      display: flex;
      flex-direction: column;
      justify-content: center;
    }

    .fact-label {
      font-size: 0.82rem;
      letter-spacing: 1px;
      color: var(--amber);
      margin-bottom: 8px;
      font-weight: 600;
    }

    .fact-text {
      font-size: 0.98rem;
      color: var(--text-main);
      font-weight: 500;
      line-height: 1.6;
    }

    /* Resource trio */
    .resource-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 20px;
    }

    .resource-card {
      background: var(--bg-card);
      border: 1px solid var(--border-dark);
      border-radius: var(--radius-md);
      padding: 24px 20px;
      transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
    }

    .resource-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-hover);
      border-color: var(--border-amber);
    }

    .resource-card h3 {
      font-family: var(--font-title);
      font-size: 1.15rem;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 10px;
    }

    .resource-card p {
      font-size: 0.94rem;
      color: var(--text-body);
      line-height: 1.8;
      margin-bottom: 14px;
    }

    .resource-link {
      font-weight: 600;
      color: var(--amber);
      font-size: 0.92rem;
    }

    .resource-link:hover {
      color: var(--amber-bright);
    }

    /* Tags */
    .tag-cloud {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
    }

    .tag-pill {
      background: rgba(39, 50, 74, 0.55);
      border: 1px solid var(--border-dark);
      color: var(--silver);
      padding: 8px 16px;
      border-radius: 40px;
      font-size: 0.92rem;
      font-weight: 500;
      transition: background var(--transition), color var(--transition), border-color var(--transition);
    }

    .tag-pill:hover {
      background: var(--amber-soft);
      color: var(--amber-bright);
      border-color: var(--border-amber);
    }

    /* More bar */
    .more-bar {
      text-align: center;
      padding: 28px 0 62px;
      border-bottom: 1px solid var(--border-dark);
    }

    .more-bar .btn-outline {
      min-width: 220px;
    }

    /* Category CTA */
    .category-cta {
      padding: 70px 0 84px;
      background: linear-gradient(180deg, rgba(26, 31, 53, 0.7) 0%, rgba(11, 16, 38, 0.95) 100%);
      border-top: 1px solid var(--border-dark);
    }

    .cta-inner {
      max-width: 760px;
      margin: 0 auto;
      text-align: center;
    }

    .cta-inner h2 {
      font-family: var(--font-title);
      font-size: 2rem;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 16px;
    }

    .cta-inner p {
      font-size: 1.04rem;
      color: var(--text-body);
      line-height: 1.9;
      margin-bottom: 28px;
    }

    .subscribe-form {
      display: flex;
      gap: 12px;
      max-width: 520px;
      margin: 0 auto;
      flex-wrap: wrap;
    }

    .subscribe-form input[type="email"] {
      flex: 1;
      min-width: 220px;
      background: rgba(39, 50, 74, 0.6);
      border: 1px solid var(--border-dark);
      border-radius: var(--radius-btn);
      padding: 12px 20px;
      color: var(--text-main);
      font-size: 0.98rem;
      transition: border-color var(--transition), background var(--transition);
    }

    .subscribe-form input[type="email"]::placeholder {
      color: var(--text-weak);
    }

    .subscribe-form input[type="email"]:focus {
      border-color: var(--amber);
      background: rgba(39, 50, 74, 0.8);
    }

    .subscribe-form button[type="submit"] {
      background: var(--amber);
      color: #0B1026;
      font-weight: 600;
      border-radius: var(--radius-btn);
      padding: 12px 26px;
      white-space: nowrap;
      border: 1px solid var(--amber);
      transition: transform var(--transition), background var(--transition);
    }

    .subscribe-form button[type="submit"]:hover {
      background: var(--amber-bright);
      transform: translateY(-2px);
    }

    .form-hint {
      font-size: 0.85rem;
      color: var(--text-weak);
      margin-top: 14px;
    }

    /* Footer */
    .site-footer {
      background: #080C1C;
      border-top: 1px solid var(--border-dark);
      padding-top: 56px;
      padding-bottom: 28px;
      margin-top: 0;
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 2fr 1fr 1fr 1.2fr;
      gap: 32px;
      margin-bottom: 40px;
    }

    .footer-brand h3 {
      font-family: var(--font-title);
      font-size: 1.5rem;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 12px;
    }

    .footer-brand p {
      font-size: 0.94rem;
      color: var(--text-weak);
      line-height: 1.8;
    }

    .footer-col h4 {
      font-size: 0.95rem;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 12px;
      letter-spacing: 0.5px;
    }

    .footer-col ul {
      list-style: none;
      padding: 0;
      margin: 0;
    }

    .footer-col ul li {
      margin-bottom: 8px;
    }

    .footer-col ul li a {
      color: var(--text-weak);
      font-size: 0.92rem;
      transition: color var(--transition), padding-left var(--transition);
    }

    .footer-col ul li a:hover {
      color: var(--amber-bright);
      padding-left: 4px;
    }

    .footer-bottom {
      display: flex;
      flex-wrap: wrap;
      align-items: center;
      justify-content: space-between;
      gap: 16px;
      border-top: 1px solid var(--border-dark);
      padding-top: 22px;
      font-size: 0.88rem;
      color: var(--text-weak);
    }

    .legal {
      display: flex;
      flex-wrap: wrap;
      gap: 18px;
      align-items: center;
    }

    .legal a {
      color: var(--text-weak);
    }

    .legal a:hover {
      color: var(--amber-bright);
    }

    /* Responsive */
    @media (max-width: 1024px) {
      :root {
        --space-section: 72px;
      }

      .hero-category-copy h1 {
        font-size: 2.8rem;
      }

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

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

    @media (max-width: 768px) {
      :root {
        --space-section: 56px;
        --container-pad: 18px;
      }

      .nav-desktop {
        display: none;
      }

      .nav-toggle {
        display: flex;
      }

      .category-hero {
        min-height: auto;
        padding: 126px 0 52px;
      }

      .hero-category-copy h1 {
        font-size: 2.2rem;
      }

      .hero-category-copy .hero-desc {
        font-size: 1rem;
      }

      .destination-card-grid,
      .resource-grid {
        grid-template-columns: 1fr;
      }

      .card-cover {
        height: 220px;
      }

      .facts-grid {
        grid-template-columns: 1fr;
        gap: 14px;
      }

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

      .cta-inner h2 {
        font-size: 1.7rem;
      }

      .subscribe-form {
        flex-direction: column;
      }

      .subscribe-form button[type="submit"] {
        width: 100%;
      }
    }

    @media (max-width: 480px) {
      :root {
        --space-section: 44px;
        --container-pad: 16px;
      }

      .brand {
        font-size: 1.2rem;
      }

      .brand-icon {
        width: 30px;
        height: 30px;
        font-size: 16px;
      }

      .hero-category-copy h1 {
        font-size: 1.9rem;
      }

      .hero-category-copy .hero-desc {
        font-size: 0.96rem;
      }

      .section-heading {
        font-size: 1.7rem;
      }

      .card-title {
        font-size: 1.1rem;
      }

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

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

      .footer-bottom {
        flex-direction: column;
        align-items: flex-start;
      }
    }

/* roulang page: category5 */
:root {
            --bg-deep: #0B1026;
            --bg-card: #27324A;
            --bg-card-soft: #1A1F35;
            --bg-hover: #1E2740;
            --amber: #D9A441;
            --amber-bright: #E7BE65;
            --amber-soft: rgba(217, 164, 65, 0.1);
            --text-main: #F2F5FA;
            --text-body: #C9D2DF;
            --text-weak: #78849A;
            --silver: #A8B3C0;
            --border-dark: rgba(168, 179, 192, 0.14);
            --border-amber: rgba(217, 164, 65, 0.4);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-btn: 40px;
            --shadow-card: 0 8px 24px rgba(0, 0, 0, 0.35);
            --shadow-soft: 0 4px 12px rgba(0, 0, 0, 0.22);
            --shadow-hover: 0 14px 32px rgba(0, 0, 0, 0.48);
            --space-section: 72px;
            --space-section-mobile: 56px;
            --container-max: 1200px;
            --container-pad: 24px;
            --transition: 0.25s cubic-bezier(0.25, 0.46, 0.45, 0.94);
            --font-title: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
            --font-body: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
        }

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

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }

        body {
            font-family: var(--font-body);
            background-color: var(--bg-deep);
            color: var(--text-body);
            font-size: 16px;
            line-height: 1.85;
            min-height: 100vh;
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius-md);
        }

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

        a:hover {
            color: var(--amber-bright);
        }

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

        button {
            cursor: pointer;
        }

        button:focus-visible,
        a:focus-visible,
        input:focus-visible {
            outline: 2px solid var(--amber);
            outline-offset: 3px;
            border-radius: 4px;
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding-left: var(--container-pad);
            padding-right: var(--container-pad);
        }

        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 100;
            background: rgba(11, 16, 38, 0.88);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border-dark);
            transition: background var(--transition), box-shadow var(--transition);
        }

        .site-header.scrolled {
            background: rgba(11, 16, 38, 0.96);
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            min-height: 68px;
            gap: 16px;
        }

        .brand {
            font-family: var(--font-title);
            font-size: 1.4rem;
            font-weight: 700;
            color: var(--text-main);
            letter-spacing: 0.5px;
            white-space: nowrap;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .brand:hover {
            color: var(--text-main);
        }

        .brand-icon {
            width: 34px;
            height: 34px;
            border-radius: 50%;
            background: radial-gradient(circle at 30% 30%, rgba(217, 164, 65, 0.85), rgba(11, 16, 38, 0.9));
            border: 1px solid var(--border-amber);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            color: #0B1026;
            font-weight: 700;
            flex-shrink: 0;
        }

        .nav-desktop {
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .nav-desktop a {
            display: inline-block;
            padding: 8px 14px;
            font-size: 0.92rem;
            font-weight: 500;
            color: var(--text-body);
            border-radius: 6px;
            transition: color var(--transition), background var(--transition);
            white-space: nowrap;
        }

        .nav-desktop a:hover {
            color: var(--amber-bright);
            background: var(--amber-soft);
        }

        .nav-desktop a.active {
            color: var(--amber);
            background: var(--amber-soft);
        }

        .nav-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            background: transparent;
            border: none;
            padding: 6px;
            cursor: pointer;
            z-index: 110;
        }

        .nav-toggle span {
            display: block;
            width: 26px;
            height: 2px;
            background: var(--text-main);
            border-radius: 2px;
            transition: transform var(--transition), opacity var(--transition);
        }

        .nav-mobile {
            display: none;
            flex-direction: column;
            background: rgba(11, 16, 38, 0.97);
            border-bottom: 1px solid var(--border-dark);
            padding: 16px 0;
        }

        .nav-mobile a {
            padding: 12px 24px;
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--text-body);
            transition: color var(--transition), background var(--transition);
            border-left: 3px solid transparent;
        }

        .nav-mobile a:hover {
            color: var(--amber-bright);
            background: var(--amber-soft);
            border-left-color: var(--amber);
        }

        .nav-mobile a.active {
            color: var(--amber);
            background: var(--amber-soft);
            border-left-color: var(--amber);
        }

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

        main {
            padding-top: 68px;
        }

        .page-hero {
            padding: 56px 0 40px;
            background: rgba(11, 16, 38, 0.6);
            border-bottom: 1px solid var(--border-dark);
        }

        .page-hero h1 {
            font-family: var(--font-title);
            font-size: 2.4rem;
            font-weight: 700;
            color: var(--text-main);
            letter-spacing: 0.5px;
            margin-bottom: 12px;
        }

        .page-hero .lead {
            font-size: 1.05rem;
            color: var(--text-body);
            max-width: 720px;
        }

        .breadcrumb-custom {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.85rem;
            color: var(--text-weak);
            margin-bottom: 16px;
        }

        .breadcrumb-custom a {
            color: var(--text-weak);
            transition: color var(--transition);
        }

        .breadcrumb-custom a:hover {
            color: var(--amber);
        }

        .breadcrumb-custom .sep {
            color: var(--border-amber);
        }

        .breadcrumb-custom .current {
            color: var(--amber);
        }

        .section {
            padding: var(--space-section) 0;
        }

        .section-alt {
            background: rgba(26, 31, 53, 0.45);
            border-top: 1px solid var(--border-dark);
            border-bottom: 1px solid var(--border-dark);
        }

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

        .section-head h2 {
            font-family: var(--font-title);
            font-size: 1.7rem;
            font-weight: 700;
            color: var(--text-main);
            letter-spacing: 0.5px;
            margin-bottom: 10px;
        }

        .section-head p {
            color: var(--text-weak);
            font-size: 0.95rem;
            max-width: 680px;
        }

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

        .activity-card {
            background: var(--bg-card-soft);
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-md);
            padding: 20px;
            transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .activity-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
            border-color: var(--border-amber);
        }

        .activity-card .card-img {
            width: 100%;
            height: 180px;
            object-fit: cover;
            border-radius: var(--radius-sm);
            margin-bottom: 4px;
        }

        .activity-card h3 {
            font-size: 1.1rem;
            font-weight: 600;
            color: var(--text-main);
            line-height: 1.5;
        }

        .activity-card .meta {
            font-size: 0.82rem;
            color: var(--text-weak);
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
        }

        .activity-card .meta .dot {
            width: 4px;
            height: 4px;
            border-radius: 50%;
            background: var(--amber);
        }

        .activity-card p {
            font-size: 0.88rem;
            color: var(--text-body);
            line-height: 1.7;
            flex: 1;
        }

        .activity-card .card-link {
            font-size: 0.88rem;
            font-weight: 600;
            color: var(--amber);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: color var(--transition), gap var(--transition);
        }

        .activity-card .card-link:hover {
            color: var(--amber-bright);
            gap: 10px;
        }

        .info-strip {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
            background: var(--bg-card);
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-md);
            padding: 28px 24px;
        }

        .info-strip .info-item {
            display: flex;
            flex-direction: column;
            gap: 6px;
        }

        .info-strip .info-item .label {
            font-size: 0.82rem;
            color: var(--text-weak);
            text-transform: uppercase;
            letter-spacing: 0.5px;
        }

        .info-strip .info-item .value {
            font-size: 1.05rem;
            font-weight: 600;
            color: var(--text-main);
        }

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

        .resource-card {
            background: var(--bg-card-soft);
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-md);
            padding: 22px 18px;
            text-align: center;
            transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
        }

        .resource-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-soft);
            border-color: var(--border-amber);
        }

        .resource-card .icon {
            font-size: 2rem;
            margin-bottom: 12px;
            color: var(--amber);
        }

        .resource-card h4 {
            font-size: 1rem;
            font-weight: 600;
            color: var(--text-main);
            margin-bottom: 8px;
        }

        .resource-card p {
            font-size: 0.85rem;
            color: var(--text-weak);
            line-height: 1.65;
        }

        .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
        }

        .tag-cloud .tag {
            display: inline-block;
            padding: 8px 18px;
            background: var(--bg-card);
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-btn);
            font-size: 0.88rem;
            color: var(--text-body);
            transition: background var(--transition), color var(--transition), border-color var(--transition);
            cursor: default;
        }

        .tag-cloud .tag:hover {
            background: var(--bg-hover);
            color: var(--amber-bright);
            border-color: var(--border-amber);
        }

        .load-more-wrap {
            text-align: center;
            margin-top: 28px;
        }

        .btn-primary {
            display: inline-block;
            background: var(--amber);
            color: #0B1026;
            padding: 12px 32px;
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: 0.95rem;
            transition: background var(--transition), transform var(--transition), box-shadow var(--transition);
            border: none;
            cursor: pointer;
            text-align: center;
        }

        .btn-primary:hover {
            background: var(--amber-bright);
            transform: translateY(-2px);
            box-shadow: var(--shadow-soft);
            color: #0B1026;
        }

        .btn-outline {
            display: inline-block;
            background: transparent;
            color: var(--text-main);
            padding: 11px 30px;
            border-radius: var(--radius-btn);
            border: 1px solid var(--border-amber);
            font-weight: 600;
            font-size: 0.95rem;
            transition: background var(--transition), color var(--transition), transform var(--transition);
            cursor: pointer;
            text-align: center;
        }

        .btn-outline:hover {
            background: var(--amber-soft);
            color: var(--amber-bright);
            transform: translateY(-2px);
        }

        .cta-section {
            background: rgba(26, 31, 53, 0.7);
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-lg);
            padding: 48px 32px;
            text-align: center;
        }

        .cta-section h2 {
            font-family: var(--font-title);
            font-size: 1.6rem;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 12px;
        }

        .cta-section p {
            color: var(--text-body);
            max-width: 560px;
            margin: 0 auto 24px;
            font-size: 0.95rem;
        }

        .site-footer {
            background: rgba(11, 16, 38, 0.95);
            border-top: 1px solid var(--border-dark);
            padding: 48px 0 24px;
            margin-top: 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 32px;
        }

        .footer-brand h3 {
            font-family: var(--font-title);
            font-size: 1.3rem;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 12px;
        }

        .footer-brand p {
            font-size: 0.88rem;
            color: var(--text-weak);
            line-height: 1.7;
            max-width: 360px;
        }

        .footer-col h4 {
            font-size: 0.92rem;
            font-weight: 600;
            color: var(--text-main);
            margin-bottom: 14px;
        }

        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .footer-col ul a {
            font-size: 0.88rem;
            color: var(--text-weak);
            transition: color var(--transition);
        }

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

        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 16px;
            padding-top: 20px;
            border-top: 1px solid var(--border-dark);
            font-size: 0.82rem;
            color: var(--text-weak);
        }

        .footer-bottom .legal {
            display: flex;
            align-items: center;
            gap: 16px;
            flex-wrap: wrap;
        }

        .footer-bottom .legal a {
            color: var(--text-weak);
            font-size: 0.82rem;
        }

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

        @media (max-width: 1024px) {
            .activity-cards {
                grid-template-columns: repeat(2, 1fr);
            }
            .resource-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }

        @media (max-width: 768px) {
            .nav-desktop {
                display: none;
            }
            .nav-toggle {
                display: flex;
            }
            .nav-mobile {
                display: none;
            }
            .nav-mobile.open {
                display: flex;
            }
            .page-hero {
                padding: 40px 0 28px;
            }
            .page-hero h1 {
                font-size: 1.8rem;
            }
            .activity-cards {
                grid-template-columns: 1fr;
            }
            .info-strip {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .resource-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
            }
            :root {
                --space-section: 56px;
                --container-pad: 18px;
            }
        }

        @media (max-width: 520px) {
            :root {
                --space-section: 44px;
                --container-pad: 16px;
            }
            .page-hero h1 {
                font-size: 1.5rem;
            }
            .btn-primary,
            .btn-outline {
                width: 100%;
                display: block;
                text-align: center;
            }
            .cta-section {
                padding: 32px 18px;
            }
            .cta-section h2 {
                font-size: 1.3rem;
            }
        }

/* roulang page: category6 */
:root {
            --bg-deep: #0B1026;
            --bg-card: #27324A;
            --bg-card-soft: #1A1F35;
            --bg-hover: #1E2740;
            --amber: #D9A441;
            --amber-bright: #E7BE65;
            --amber-soft: rgba(217, 164, 65, 0.1);
            --text-main: #F2F5FA;
            --text-body: #C9D2DF;
            --text-weak: #78849A;
            --silver: #A8B3C0;
            --border-dark: rgba(168, 179, 192, 0.14);
            --border-amber: rgba(217, 164, 65, 0.4);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-btn: 40px;
            --shadow-card: 0 8px 24px rgba(0, 0, 0, 0.35);
            --shadow-soft: 0 4px 12px rgba(0, 0, 0, 0.22);
            --shadow-hover: 0 14px 32px rgba(0, 0, 0, 0.48);
            --space-section: 80px;
            --space-section-mobile: 52px;
            --container-max: 1200px;
            --container-pad: 24px;
            --transition: 0.25s cubic-bezier(0.25, 0.46, 0.45, 0.94);
            --font-title: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
            --font-body: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
        }

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }

        body {
            font-family: var(--font-body);
            background-color: var(--bg-deep);
            color: var(--text-body);
            font-size: 16px;
            line-height: 1.85;
            min-height: 100vh;
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            padding-top: 68px;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius-md);
        }

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

        a:hover {
            color: var(--amber-bright);
        }

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

        button {
            cursor: pointer;
        }

        button:focus-visible,
        a:focus-visible,
        input:focus-visible {
            outline: 2px solid var(--amber);
            outline-offset: 3px;
            border-radius: 4px;
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding-left: var(--container-pad);
            padding-right: var(--container-pad);
        }

        /* Header / Nav */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 100;
            background: rgba(11, 16, 38, 0.88);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border-dark);
            transition: background var(--transition), box-shadow var(--transition);
        }

        .site-header.scrolled {
            background: rgba(11, 16, 38, 0.96);
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            min-height: 68px;
            gap: 16px;
        }

        .brand {
            font-family: var(--font-title);
            font-size: 1.4rem;
            font-weight: 700;
            color: var(--text-main);
            letter-spacing: 0.5px;
            white-space: nowrap;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .brand:hover {
            color: var(--text-main);
        }

        .brand-icon {
            width: 34px;
            height: 34px;
            border-radius: 50%;
            background: radial-gradient(circle at 30% 30%, rgba(217, 164, 65, 0.85), rgba(11, 16, 38, 0.9));
            border: 1px solid var(--border-amber);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            color: #0B1026;
            font-weight: 700;
            flex-shrink: 0;
        }

        .nav-desktop {
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .nav-desktop a {
            display: inline-block;
            padding: 8px 14px;
            font-size: 0.92rem;
            font-weight: 500;
            color: var(--text-body);
            border-radius: 6px;
            transition: color var(--transition), background var(--transition);
            white-space: nowrap;
        }

        .nav-desktop a:hover {
            color: var(--amber-bright);
            background: var(--amber-soft);
        }

        .nav-desktop a.active {
            color: var(--amber);
            background: var(--amber-soft);
        }

        .nav-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            background: transparent;
            border: none;
            padding: 6px;
            cursor: pointer;
            z-index: 110;
        }

        .nav-toggle span {
            display: block;
            width: 26px;
            height: 2px;
            background: var(--text-main);
            border-radius: 2px;
            transition: transform var(--transition), opacity var(--transition);
        }

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

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

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

        .nav-mobile {
            display: none;
            flex-direction: column;
            background: rgba(11, 16, 38, 0.98);
            border-top: 1px solid var(--border-dark);
            padding: 16px 24px;
            gap: 4px;
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.25s ease;
        }

        .nav-mobile.open {
            max-height: 420px;
            padding: 16px 24px;
        }

        .nav-mobile a {
            display: block;
            padding: 10px 8px;
            font-size: 1rem;
            font-weight: 500;
            color: var(--text-body);
            border-radius: 6px;
            transition: color var(--transition), background var(--transition);
        }

        .nav-mobile a:hover {
            color: var(--amber-bright);
            background: var(--amber-soft);
        }

        .nav-mobile a.active {
            color: var(--amber);
            background: var(--amber-soft);
        }

        /* Breadcrumb */
        .breadcrumb-section {
            padding: 28px 0 0;
            background: transparent;
        }

        .breadcrumb-nav {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 0.88rem;
            color: var(--text-weak);
            flex-wrap: wrap;
        }

        .breadcrumb-nav a {
            color: var(--text-weak);
            transition: color var(--transition);
        }

        .breadcrumb-nav a:hover {
            color: var(--amber);
        }

        .breadcrumb-nav .separator {
            color: var(--text-weak);
            opacity: 0.6;
            user-select: none;
        }

        .breadcrumb-nav .current {
            color: var(--amber);
            font-weight: 500;
        }

        /* Category H1 Section */
        .category-hero {
            position: relative;
            padding: 40px 0 48px;
            background-image: url('/assets/images/f433a12e7ab123d8.jpg');
            background-size: cover;
            background-position: center;
            border-radius: var(--radius-lg);
            margin-top: 20px;
            overflow: hidden;
            min-height: 280px;
            display: flex;
            align-items: flex-end;
        }

        .category-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(11, 16, 38, 0.55) 0%, rgba(11, 16, 38, 0.82) 60%, rgba(11, 16, 38, 0.92) 100%);
            border-radius: var(--radius-lg);
        }

        .category-hero-content {
            position: relative;
            z-index: 2;
            padding: 36px 32px;
            max-width: 720px;
        }

        .category-hero h1 {
            font-family: var(--font-title);
            font-size: 2.6rem;
            font-weight: 700;
            color: var(--text-main);
            margin: 0 0 12px;
            letter-spacing: 0.5px;
            line-height: 1.2;
        }

        .category-hero .hero-desc {
            font-size: 1.05rem;
            color: var(--text-body);
            line-height: 1.8;
            margin: 0;
            max-width: 680px;
        }

        /* Section */
        .section {
            padding: var(--space-section) 0;
        }

        .section-alt {
            background: rgba(26, 31, 53, 0.45);
        }

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

        .section-header h2 {
            font-family: var(--font-title);
            font-size: 1.8rem;
            font-weight: 700;
            color: var(--text-main);
            margin: 0 0 8px;
            letter-spacing: 0.3px;
        }

        .section-header p {
            color: var(--text-weak);
            font-size: 1rem;
            margin: 0;
        }

        /* Stats Strip */
        .stats-strip {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            padding: 28px 0;
            border-top: 1px solid var(--border-dark);
            border-bottom: 1px solid var(--border-dark);
        }

        .stat-item {
            text-align: center;
            padding: 12px;
            border-radius: var(--radius-sm);
            background: var(--bg-card-soft);
            transition: background var(--transition);
        }

        .stat-item:hover {
            background: var(--bg-hover);
        }

        .stat-item .stat-number {
            font-family: var(--font-title);
            font-size: 1.8rem;
            font-weight: 700;
            color: var(--amber);
            display: block;
            margin-bottom: 4px;
        }

        .stat-item .stat-label {
            font-size: 0.9rem;
            color: var(--text-weak);
        }

        /* Content Cards Grid */
        .content-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .content-card {
            background: var(--bg-card-soft);
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
            display: flex;
            flex-direction: column;
        }

        .content-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
            border-color: var(--border-amber);
        }

        .content-card .card-img {
            height: 190px;
            overflow: hidden;
            border-radius: 0;
        }

        .content-card .card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            border-radius: 0;
            transition: transform 0.45s ease;
        }

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

        .content-card .card-body {
            padding: 20px 20px 18px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .content-card .card-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-bottom: 10px;
            font-size: 0.8rem;
            color: var(--text-weak);
        }

        .content-card .card-meta .card-tag {
            background: var(--amber-soft);
            color: var(--amber);
            padding: 2px 10px;
            border-radius: 20px;
            font-size: 0.75rem;
            font-weight: 600;
            letter-spacing: 0.3px;
        }

        .content-card h3 {
            font-family: var(--font-title);
            font-size: 1.15rem;
            font-weight: 600;
            color: var(--text-main);
            margin: 0 0 8px;
            line-height: 1.45;
        }

        .content-card .card-desc {
            font-size: 0.92rem;
            color: var(--text-body);
            line-height: 1.7;
            margin: 0 0 16px;
            flex: 1;
        }

        .content-card .card-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 0.88rem;
            font-weight: 600;
            color: var(--amber);
            transition: color var(--transition);
        }

        .content-card .card-link:hover {
            color: var(--amber-bright);
        }

        /* Resource Cards */
        .resource-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .resource-card {
            background: var(--bg-card-soft);
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-md);
            padding: 20px;
            transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
            text-align: center;
        }

        .resource-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-hover);
            border-color: var(--border-amber);
        }

        .resource-card img {
            width: 100%;
            height: 160px;
            object-fit: cover;
            border-radius: var(--radius-sm);
            margin-bottom: 14px;
        }

        .resource-card h3 {
            font-family: var(--font-title);
            font-size: 1.05rem;
            font-weight: 600;
            color: var(--text-main);
            margin: 0 0 6px;
        }

        .resource-card p {
            font-size: 0.88rem;
            color: var(--text-weak);
            margin: 0;
            line-height: 1.65;
        }

        /* Tag Cloud */
        .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            justify-content: center;
            padding: 20px 0;
        }

        .tag-cloud .tag {
            display: inline-block;
            padding: 8px 18px;
            border-radius: 30px;
            background: var(--bg-card-soft);
            border: 1px solid var(--border-dark);
            color: var(--text-body);
            font-size: 0.9rem;
            font-weight: 500;
            transition: all var(--transition);
            cursor: default;
        }

        .tag-cloud .tag:hover {
            background: var(--amber-soft);
            color: var(--amber);
            border-color: var(--border-amber);
            transform: translateY(-2px);
        }

        /* FAQ */
        .faq-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 20px;
        }

        .faq-card {
            background: var(--bg-card-soft);
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-md);
            padding: 22px 20px;
            transition: border-color var(--transition), box-shadow var(--transition);
        }

        .faq-card:hover {
            border-color: var(--border-amber);
            box-shadow: var(--shadow-soft);
        }

        .faq-card h3 {
            font-family: var(--font-title);
            font-size: 1.05rem;
            font-weight: 600;
            color: var(--amber);
            margin: 0 0 10px;
            line-height: 1.4;
        }

        .faq-card p {
            font-size: 0.93rem;
            color: var(--text-body);
            line-height: 1.75;
            margin: 0;
        }

        /* CTA Button */
        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 14px 32px;
            border-radius: var(--radius-btn);
            background: var(--amber);
            color: #0B1026;
            font-weight: 700;
            font-size: 1rem;
            letter-spacing: 0.3px;
            transition: background var(--transition), transform var(--transition), box-shadow var(--transition);
            border: none;
            box-shadow: var(--shadow-soft);
        }

        .btn-primary:hover {
            background: var(--amber-bright);
            color: #0B1026;
            transform: translateY(-2px);
            box-shadow: var(--shadow-hover);
        }

        .btn-outline {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 14px 32px;
            border-radius: var(--radius-btn);
            background: transparent;
            color: var(--text-main);
            font-weight: 600;
            font-size: 1rem;
            border: 1px solid var(--border-amber);
            transition: background var(--transition), transform var(--transition), border-color var(--transition);
        }

        .btn-outline:hover {
            background: var(--amber-soft);
            border-color: var(--amber);
            color: var(--amber-bright);
            transform: translateY(-2px);
        }

        /* Final CTA */
        .final-cta {
            text-align: center;
            padding: 60px 24px;
            border-radius: var(--radius-lg);
            background: rgba(26, 31, 53, 0.7);
            border: 1px solid var(--border-amber);
            position: relative;
            overflow: hidden;
        }

        .final-cta::before {
            content: '';
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at center, rgba(217, 164, 65, 0.08) 0%, transparent 70%);
            pointer-events: none;
        }

        .final-cta h2 {
            font-family: var(--font-title);
            font-size: 2rem;
            font-weight: 700;
            color: var(--text-main);
            margin: 0 0 12px;
            position: relative;
            z-index: 1;
        }

        .final-cta p {
            font-size: 1.05rem;
            color: var(--text-body);
            margin: 0 0 28px;
            max-width: 560px;
            margin-left: auto;
            margin-right: auto;
            position: relative;
            z-index: 1;
        }

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

        /* More Button Section */
        .more-section {
            text-align: center;
            padding: 20px 0 8px;
        }

        /* Footer */
        .site-footer {
            background: rgba(10, 14, 30, 0.92);
            border-top: 1px solid var(--border-dark);
            padding: 56px 0 28px;
            margin-top: 60px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 36px;
            margin-bottom: 40px;
        }

        .footer-brand h3 {
            font-family: var(--font-title);
            font-size: 1.4rem;
            font-weight: 700;
            color: var(--text-main);
            margin: 0 0 12px;
        }

        .footer-brand p {
            font-size: 0.9rem;
            color: var(--text-weak);
            line-height: 1.7;
            margin: 0;
        }

        .footer-col h4 {
            font-family: var(--font-title);
            font-size: 0.95rem;
            font-weight: 600;
            color: var(--text-main);
            margin: 0 0 14px;
        }

        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .footer-col ul li a {
            font-size: 0.9rem;
            color: var(--text-body);
            transition: color var(--transition);
        }

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

        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            padding-top: 20px;
            border-top: 1px solid var(--border-dark);
            font-size: 0.85rem;
            color: var(--text-weak);
        }

        .footer-bottom .legal {
            display: flex;
            align-items: center;
            gap: 16px;
            flex-wrap: wrap;
        }

        .footer-bottom .legal a {
            color: var(--text-weak);
        }

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

        /* Responsive */
        @media (max-width: 1024px) {
            .content-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 18px;
            }

            .resource-grid {
                grid-template-columns: repeat(3, 1fr);
                gap: 16px;
            }

            .footer-grid {
                grid-template-columns: 2fr 1fr 1fr;
                gap: 28px;
            }
        }

        @media (max-width: 768px) {
            :root {
                --space-section: 52px;
                --container-pad: 18px;
            }

            .nav-desktop {
                display: none;
            }

            .nav-toggle {
                display: flex;
            }

            .nav-mobile {
                display: flex;
            }

            .category-hero {
                min-height: 220px;
                border-radius: var(--radius-md);
            }

            .category-hero h1 {
                font-size: 2rem;
            }

            .category-hero .hero-desc {
                font-size: 0.95rem;
            }

            .category-hero-content {
                padding: 24px 20px;
            }

            .stats-strip {
                grid-template-columns: repeat(2, 1fr);
                gap: 12px;
                padding: 18px 0;
            }

            .stat-item .stat-number {
                font-size: 1.4rem;
            }

            .content-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }

            .content-card .card-img {
                height: 200px;
            }

            .resource-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }

            .faq-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }

            .section-header h2 {
                font-size: 1.5rem;
            }

            .final-cta h2 {
                font-size: 1.6rem;
            }

            .btn-primary,
            .btn-outline {
                padding: 12px 24px;
                font-size: 0.95rem;
                width: 100%;
            }

            .btn-wrapper {
                flex-direction: column;
                width: 100%;
            }

            .btn-wrapper .btn-primary,
            .btn-wrapper .btn-outline {
                width: 100%;
            }

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

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

            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                text-align: left;
            }

            .footer-bottom .legal {
                flex-direction: column;
                align-items: flex-start;
                gap: 6px;
            }
        }

        @media (max-width: 520px) {
            :root {
                --space-section: 40px;
                --container-pad: 16px;
            }

            body {
                font-size: 15px;
                padding-top: 60px;
            }

            .header-inner {
                min-height: 60px;
            }

            .brand {
                font-size: 1.2rem;
            }

            .brand-icon {
                width: 30px;
                height: 30px;
                font-size: 16px;
            }

            .category-hero {
                min-height: 200px;
                border-radius: var(--radius-sm);
            }

            .category-hero h1 {
                font-size: 1.7rem;
            }

            .category-hero .hero-desc {
                font-size: 0.88rem;
                line-height: 1.65;
            }

            .category-hero-content {
                padding: 20px 16px;
            }

            .section-header h2 {
                font-size: 1.35rem;
            }

            .content-card .card-img {
                height: 170px;
            }

            .content-card .card-body {
                padding: 16px 16px 14px;
            }

            .content-card h3 {
                font-size: 1.05rem;
            }

            .tag-cloud .tag {
                padding: 6px 14px;
                font-size: 0.82rem;
            }

            .final-cta {
                padding: 36px 16px;
            }

            .final-cta h2 {
                font-size: 1.4rem;
            }

            .final-cta p {
                font-size: 0.92rem;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }

            .footer-brand {
                grid-column: auto;
            }
        }

/* roulang: framework shim */
/* 覆盖 Bootstrap 等对 a/btn 的全局默认，避免导航出现下划线/蓝链 */
.site-header a,.site-header a:hover,.navbar a,.navbar a:hover,.nav-links a,.nav-links a:hover,header nav a,header nav a:hover{text-decoration:none}
.site-header .btn,.navbar .btn,.nav-cta{text-decoration:none}