/* roulang page: index */
:root {
            --primary: #2d1f14;
            --primary-light: #4a3625;
            --accent: #c8a47a;
            --accent-dark: #b08d63;
            --bg: #faf6f0;
            --bg-alt: #f2ebe3;
            --bg-dark: #1c1410;
            --text: #2d1f14;
            --text-light: #7a6a5c;
            --text-muted: #a09282;
            --border: #e4d9cc;
            --radius: 18px;
            --radius-sm: 10px;
            --radius-lg: 28px;
            --shadow: 0 12px 40px rgba(45, 31, 20, 0.08);
            --shadow-hover: 0 20px 52px rgba(45, 31, 20, 0.14);
            --shadow-accent: 0 12px 32px rgba(200, 164, 122, 0.3);
            --transition: 0.3s cubic-bezier(0.22, 0.61, 0.36, 1);
            --container: 1200px;
            --space-section: 100px;
        }

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

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

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

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

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

        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            color: inherit;
            border: none;
            outline: none;
            background: none;
        }

        ul,
        ol {
            list-style: none;
        }

        .container {
            max-width: var(--container);
            margin: 0 auto;
            padding: 0 28px;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 10px;
            padding: 14px 32px;
            border-radius: 999px;
            font-weight: 600;
            font-size: 15px;
            line-height: 1;
            cursor: pointer;
            transition: all var(--transition);
            border: 1.5px solid transparent;
            box-shadow: 0 4px 16px rgba(45, 31, 20, 0.06);
            letter-spacing: 0.02em;
        }

        .btn-primary {
            background: var(--accent);
            color: #fff;
            box-shadow: var(--shadow-accent);
        }
        .btn-primary:hover {
            background: var(--accent-dark);
            transform: translateY(-2px);
            box-shadow: 0 16px 40px rgba(176, 141, 99, 0.4);
        }

        .btn-outline {
            background: transparent;
            color: var(--primary);
            border-color: rgba(45, 31, 20, 0.25);
        }
        .btn-outline:hover {
            border-color: var(--primary);
            background: rgba(45, 31, 20, 0.04);
            transform: translateY(-2px);
        }

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

        .btn-block {
            width: 100%;
        }

        .btn-sm {
            padding: 10px 22px;
            font-size: 14px;
        }

        .btn:focus-visible {
            outline: 3px solid rgba(200, 164, 122, 0.6);
            outline-offset: 2px;
        }

        .section-tag {
            display: inline-block;
            font-size: 13px;
            font-weight: 700;
            letter-spacing: 0.12em;
            text-transform: uppercase;
            color: var(--accent-dark);
            background: rgba(200, 164, 122, 0.14);
            padding: 6px 16px;
            border-radius: 999px;
            margin-bottom: 18px;
        }

        .section-head {
            text-align: center;
            max-width: 680px;
            margin: 0 auto 56px;
        }
        .section-head h2 {
            font-size: 38px;
            font-weight: 800;
            line-height: 1.25;
            letter-spacing: -0.02em;
            margin-bottom: 14px;
        }
        .section-head p {
            color: var(--text-light);
            font-size: 16px;
            line-height: 1.8;
        }

        /* ===== Header ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(250, 246, 240, 0.88);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--border);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 72px;
            gap: 24px;
        }
        .logo {
            font-size: 17px;
            font-weight: 800;
            letter-spacing: 0.01em;
            color: var(--primary);
            white-space: nowrap;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .logo i {
            color: var(--accent-dark);
            font-size: 20px;
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 4px;
        }
        .main-nav a {
            padding: 10px 18px;
            border-radius: 999px;
            font-size: 15px;
            font-weight: 500;
            color: var(--text-light);
            transition: all var(--transition);
        }
        .main-nav a:hover {
            color: var(--primary);
            background: rgba(45, 31, 20, 0.05);
        }
        .main-nav a.active {
            color: var(--primary);
            font-weight: 700;
            background: rgba(200, 164, 122, 0.16);
        }
        .header-cta {
            white-space: nowrap;
        }

        /* ===== Bottom Tab (mobile) ===== */
        .bottom-tab-nav {
            display: none;
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            z-index: 200;
            background: rgba(255, 255, 255, 0.96);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-top: 1px solid var(--border);
            padding-bottom: env(safe-area-inset-bottom);
            box-shadow: 0 -6px 24px rgba(45, 31, 20, 0.08);
        }
        .bottom-tab-nav .tab-inner {
            display: flex;
            align-items: stretch;
            justify-content: space-around;
        }
        .bottom-tab-nav a {
            flex: 1;
            padding: 10px 4px 8px;
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 3px;
            color: var(--text-muted);
            font-size: 11px;
            font-weight: 600;
            transition: color var(--transition);
        }
        .bottom-tab-nav a i {
            font-size: 18px;
            transition: transform var(--transition);
        }
        .bottom-tab-nav a.active {
            color: var(--accent-dark);
        }
        .bottom-tab-nav a.active i {
            transform: translateY(-2px);
        }

        /* ===== Hero ===== */
        .hero {
            position: relative;
            min-height: 76vh;
            display: flex;
            align-items: center;
            background: var(--bg-dark);
            overflow: hidden;
        }
        .hero-bg {
            position: absolute;
            inset: 0;
            background-size: cover;
            background-position: center;
            opacity: 0.5;
            filter: brightness(0.75) saturate(0.9);
            transition: transform 0.2s ease;
        }
        .hero-inner {
            position: relative;
            z-index: 2;
            display: grid;
            grid-template-columns: 1.2fr 0.8fr;
            gap: 64px;
            align-items: center;
            padding-top: 80px;
            padding-bottom: 80px;
        }
        .hero-content {
            color: #fff;
        }
        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 255, 255, 0.12);
            border: 1px solid rgba(255, 255, 255, 0.2);
            backdrop-filter: blur(6px);
            padding: 7px 16px;
            border-radius: 999px;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.04em;
            color: rgba(255, 255, 255, 0.92);
            margin-bottom: 24px;
        }
        .hero-content h1 {
            font-size: 50px;
            line-height: 1.2;
            font-weight: 800;
            letter-spacing: -0.02em;
            margin-bottom: 20px;
            max-width: 580px;
        }
        .hero-content p {
            font-size: 16px;
            line-height: 1.85;
            color: rgba(255, 255, 255, 0.82);
            margin-bottom: 32px;
            max-width: 520px;
        }
        .hero-actions {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
            margin-bottom: 32px;
        }
        .hero-trust {
            display: flex;
            gap: 32px;
        }
        .hero-trust span {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.7);
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .hero-trust i {
            color: var(--accent);
        }

        .hero-panel {
            position: relative;
        }
        .live-card {
            background: rgba(255, 255, 255, 0.96);
            border-radius: var(--radius-lg);
            padding: 36px 32px 32px;
            box-shadow: 0 30px 80px rgba(0, 0, 0, 0.25);
            backdrop-filter: blur(8px);
        }
        .live-card-header {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 18px;
            font-weight: 700;
            font-size: 15px;
            color: var(--primary);
        }
        .live-dot {
            width: 9px;
            height: 9px;
            border-radius: 50%;
            background: #e35d5d;
            box-shadow: 0 0 0 0 rgba(227, 93, 93, 0.6);
            animation: pulse 1.8s infinite;
        }
        @keyframes pulse {
            0% { box-shadow: 0 0 0 0 rgba(227, 93, 93, 0.5); }
            70% { box-shadow: 0 0 0 12px rgba(227, 93, 93, 0); }
            100% { box-shadow: 0 0 0 0 rgba(227, 93, 93, 0); }
        }
        .countdown {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 6px;
            margin-bottom: 10px;
        }
        .time-item {
            background: var(--primary);
            color: #fff;
            border-radius: 14px;
            min-width: 70px;
            padding: 14px 8px;
            text-align: center;
        }
        .time-item span {
            display: block;
            font-size: 32px;
            font-weight: 800;
            line-height: 1.1;
            font-variant-numeric: tabular-nums;
        }
        .time-item small {
            font-size: 12px;
            opacity: 0.7;
            font-weight: 500;
        }
        .time-sep {
            font-size: 24px;
            font-weight: 800;
            color: var(--text-muted);
            padding-bottom: 14px;
        }
        .live-card > p {
            text-align: center;
            font-size: 13px;
            color: var(--text-light);
            margin-bottom: 16px;
        }
        .remind-form {
            display: flex;
            gap: 8px;
            margin-bottom: 14px;
        }
        .remind-form input {
            flex: 1;
            border: 1px solid var(--border);
            border-radius: 999px;
            padding: 11px 18px;
            font-size: 14px;
            background: var(--bg);
            transition: border-color var(--transition);
            min-width: 0;
        }
        .remind-form input:focus {
            border-color: var(--accent);
            box-shadow: 0 0 0 3px rgba(200, 164, 122, 0.15);
        }
        .remind-form .btn {
            padding: 11px 20px;
        }
        .live-note {
            text-align: center;
            font-size: 13px;
            color: var(--text-muted);
        }

        /* ===== Metrics ===== */
        .metrics {
            background: var(--bg);
            padding: var(--space-section) 0;
        }
        .metrics-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 28px;
        }
        .metric-card {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 36px 28px;
            text-align: center;
            transition: transform var(--transition), box-shadow var(--transition);
        }
        .metric-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-hover);
        }
        .metric-value {
            display: block;
            font-size: 40px;
            font-weight: 800;
            color: var(--primary);
            letter-spacing: -0.02em;
            margin-bottom: 6px;
            line-height: 1.2;
        }
        .metric-label {
            font-size: 14px;
            color: var(--text-light);
            font-weight: 500;
        }

        /* ===== Services ===== */
        .services {
            background: var(--bg-alt);
            padding: var(--space-section) 0;
        }
        .services-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }
        .service-card {
            background: #fff;
            border-radius: var(--radius);
            overflow: hidden;
            border: 1px solid var(--border);
            transition: all var(--transition);
        }
        .service-card:hover {
            transform: translateY(-8px);
            box-shadow: var(--shadow-hover);
        }
        .service-card img {
            width: 100%;
            height: 180px;
            object-fit: cover;
            transition: transform 0.6s ease;
        }
        .service-card:hover img {
            transform: scale(1.04);
        }
        .service-body {
            padding: 24px 24px 28px;
        }
        .service-body h3 {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 8px;
            color: var(--primary);
        }
        .service-body p {
            font-size: 14px;
            line-height: 1.7;
            color: var(--text-light);
        }

        /* ===== Comparison ===== */
        .comparison {
            background: var(--bg-dark);
            padding: var(--space-section) 0;
            color: #fff;
        }
        .comparison .section-tag {
            color: var(--accent);
            background: rgba(200, 164, 122, 0.2);
        }
        .comparison .section-head h2 {
            color: #fff;
        }
        .comparison .section-head p {
            color: rgba(255, 255, 255, 0.7);
        }
        .comparison-grid {
            display: grid;
            grid-template-columns: 1fr auto 1fr;
            gap: 40px;
            align-items: stretch;
            max-width: 880px;
            margin: 0 auto;
        }
        .compare-card {
            border-radius: var(--radius-lg);
            padding: 36px 32px;
        }
        .compare-old {
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid rgba(255, 255, 255, 0.12);
        }
        .compare-new {
            background: linear-gradient(145deg, rgba(200, 164, 122, 0.18), rgba(200, 164, 122, 0.06));
            border: 1px solid rgba(200, 164, 122, 0.35);
        }
        .compare-card h3 {
            font-size: 20px;
            margin-bottom: 20px;
            font-weight: 700;
        }
        .compare-card li {
            display: flex;
            gap: 12px;
            align-items: flex-start;
            padding: 8px 0;
            font-size: 15px;
            color: rgba(255, 255, 255, 0.85);
        }
        .compare-card li i {
            margin-top: 3px;
            font-size: 14px;
        }
        .compare-old li i {
            color: #e07a7a;
        }
        .compare-new li i {
            color: var(--accent);
        }
        .compare-vs {
            align-self: center;
            font-size: 24px;
            font-weight: 800;
            color: var(--accent);
            background: rgba(200, 164, 122, 0.14);
            border-radius: 50%;
            width: 56px;
            height: 56px;
            display: flex;
            align-items: center;
            justify-content: center;
            letter-spacing: -0.01em;
        }

        /* ===== Updates ===== */
        .updates {
            background: var(--bg);
            padding: var(--space-section) 0;
        }
        .timeline {
            max-width: 720px;
            margin: 0 auto;
            position: relative;
        }
        .timeline::before {
            content: "";
            position: absolute;
            left: 140px;
            top: 0;
            bottom: 0;
            width: 2px;
            background: var(--border);
        }
        .timeline-item {
            position: relative;
            display: grid;
            grid-template-columns: 110px 80px 1fr;
            gap: 24px;
            align-items: start;
            padding: 24px 0;
            transition: background var(--transition);
        }
        .timeline-item::before {
            content: "";
            position: absolute;
            left: 136px;
            top: 34px;
            width: 10px;
            height: 10px;
            border-radius: 50%;
            background: var(--accent);
            box-shadow: 0 0 0 4px rgba(200, 164, 122, 0.2);
            transform: translateX(-50%);
        }
        .timeline-version {
            font-weight: 800;
            font-size: 15px;
            color: var(--primary);
            background: rgba(200, 164, 122, 0.15);
            border-radius: 8px;
            padding: 6px 12px;
            text-align: center;
            justify-self: start;
        }
        .timeline-date {
            font-size: 13px;
            color: var(--text-muted);
            padding-top: 8px;
        }
        .timeline-item p {
            font-size: 15px;
            color: var(--text-light);
            padding-top: 4px;
        }

        /* ===== News ===== */
        .news {
            background: var(--bg-alt);
            padding: var(--space-section) 0;
        }
        .news-layout {
            display: grid;
            grid-template-columns: 1fr 0.42fr;
            gap: 40px;
        }
        .news-list {
            display: flex;
            flex-direction: column;
            gap: 0;
        }
        .news-item {
            display: grid;
            grid-template-columns: 100px 1fr;
            gap: 20px;
            padding: 28px 24px;
            border-bottom: 1px solid var(--border);
            border-radius: 0;
            transition: background var(--transition), padding-left var(--transition);
        }
        .news-item:first-child {
            border-top: 1px solid var(--border);
        }
        .news-item:hover {
            background: rgba(255, 255, 255, 0.7);
            padding-left: 32px;
        }
        .news-date {
            font-size: 13px;
            color: var(--text-muted);
            font-weight: 600;
            padding-top: 4px;
        }
        .news-title {
            font-size: 16px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 6px;
        }
        .news-desc {
            font-size: 14px;
            color: var(--text-light);
            line-height: 1.6;
        }
        .news-rail {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }
        .rail-card {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 24px 26px;
            box-shadow: var(--shadow);
        }
        .rail-title {
            font-size: 15px;
            font-weight: 700;
            display: block;
            margin-bottom: 14px;
            color: var(--primary);
        }
        .tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }
        .tags a {
            font-size: 13px;
            background: rgba(200, 164, 122, 0.12);
            color: var(--accent-dark);
            border-radius: 999px;
            padding: 5px 14px;
            font-weight: 600;
            transition: all var(--transition);
        }
        .tags a:hover {
            background: rgba(200, 164, 122, 0.28);
        }
        .rail-card > a {
            display: block;
            font-size: 14px;
            color: var(--text-light);
            padding: 8px 0;
            border-bottom: 1px dashed var(--border);
            transition: color var(--transition);
        }
        .rail-card > a:last-child {
            border-bottom: none;
        }
        .rail-card > a:hover {
            color: var(--accent-dark);
        }

        /* ===== FAQ ===== */
        .faq {
            background: var(--bg);
            padding: var(--space-section) 0;
        }
        .faq-list {
            max-width: 780px;
            margin: 0 auto;
        }
        .faq-item {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius);
            margin-bottom: 14px;
            overflow: hidden;
            transition: border-color var(--transition), box-shadow var(--transition);
        }
        .faq-item:hover {
            border-color: rgba(200, 164, 122, 0.5);
            box-shadow: var(--shadow);
        }
        .faq-item[open] {
            border-color: rgba(200, 164, 122, 0.6);
        }
        .faq-item summary {
            padding: 22px 28px;
            font-weight: 700;
            font-size: 16px;
            cursor: pointer;
            list-style: none;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 16px;
            color: var(--primary);
        }
        .faq-item summary::-webkit-details-marker {
            display: none;
        }
        .faq-item summary::after {
            content: "+";
            font-size: 24px;
            font-weight: 400;
            color: var(--accent-dark);
            transition: transform var(--transition);
            flex-shrink: 0;
            line-height: 1;
        }
        .faq-item[open] summary::after {
            transform: rotate(45deg);
        }
        .faq-item p {
            padding: 0 28px 24px;
            color: var(--text-light);
            font-size: 15px;
            line-height: 1.8;
        }

        /* ===== Booking ===== */
        .booking {
            background:
                linear-gradient(rgba(28, 20, 16, 0.82), rgba(28, 20, 16, 0.82)),
                url('/assets/images/backpic/back-2.webp') center/cover fixed;
            padding: var(--space-section) 0;
        }
        .booking-card {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 56px;
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 56px;
            box-shadow: 0 40px 100px rgba(0, 0, 0, 0.3);
        }
        .booking-info .section-tag {
            background: rgba(200, 164, 122, 0.15);
        }
        .booking-info h2 {
            font-size: 34px;
            font-weight: 800;
            margin-bottom: 16px;
            letter-spacing: -0.01em;
        }
        .booking-info > p {
            color: var(--text-light);
            font-size: 15px;
            margin-bottom: 26px;
        }
        .booking-info li {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 7px 0;
            font-size: 14px;
            color: var(--text);
            font-weight: 500;
        }
        .booking-info li i {
            color: var(--accent-dark);
        }
        .booking-form {
            display: flex;
            flex-direction: column;
            gap: 14px;
        }
        .booking-form input,
        .booking-form select,
        .booking-form textarea {
            width: 100%;
            border: 1.5px solid var(--border);
            border-radius: 14px;
            padding: 14px 18px;
            font-size: 14px;
            background: var(--bg);
            transition: all var(--transition);
        }
        .booking-form input:focus,
        .booking-form select:focus,
        .booking-form textarea:focus {
            border-color: var(--accent);
            box-shadow: 0 0 0 4px rgba(200, 164, 122, 0.12);
        }
        .booking-form textarea {
            resize: vertical;
            min-height: 90px;
        }
        .form-note {
            font-size: 12px;
            color: var(--text-muted);
            text-align: center;
        }

        /* ===== Testimonials ===== */
        .testimonials {
            background: var(--bg);
            padding: var(--space-section) 0;
        }
        .testimonials-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
        }
        .testimonial-card {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 32px 28px;
            display: flex;
            flex-direction: column;
            gap: 12px;
            transition: all var(--transition);
        }
        .testimonial-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-hover);
        }
        .stars {
            color: #e2a33a;
            font-size: 14px;
            letter-spacing: 0.08em;
        }
        .testimonial-card p {
            font-size: 15px;
            line-height: 1.75;
            color: var(--text);
            flex: 1;
        }
        .testimonial-author {
            font-size: 13px;
            color: var(--text-muted);
            font-weight: 600;
            border-top: 1px solid var(--border);
            padding-top: 14px;
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--bg-dark);
            color: rgba(255, 255, 255, 0.7);
            padding-top: 64px;
            padding-bottom: 80px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 0.6fr 0.8fr;
            gap: 48px;
            padding-bottom: 40px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }
        .footer-logo {
            font-size: 18px;
            font-weight: 800;
            color: #fff;
            display: block;
            margin-bottom: 12px;
            letter-spacing: 0.01em;
        }
        .footer-brand p {
            font-size: 14px;
            line-height: 1.8;
            max-width: 300px;
        }
        .footer-col h4 {
            font-size: 14px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 16px;
            letter-spacing: 0.06em;
        }
        .footer-col a,
        .footer-col span {
            display: block;
            padding: 5px 0;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.6);
            transition: color var(--transition);
        }
        .footer-col a:hover {
            color: var(--accent);
        }
        .footer-copy {
            padding-top: 28px;
            font-size: 13px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 12px;
            color: rgba(255, 255, 255, 0.35);
        }

        /* ===== Animations ===== */
        .fade-up {
            opacity: 0;
            transform: translateY(30px);
            transition: opacity 0.8s cubic-bezier(0.22, 0.61, 0.36, 1), transform 0.8s cubic-bezier(0.22, 0.61, 0.36, 1);
            transition-delay: calc(var(--delay, 0) * 0.08s);
        }
        .fade-up.visible {
            opacity: 1;
            transform: translateY(0);
        }

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            :root {
                --space-section: 80px;
            }
            .hero-inner {
                grid-template-columns: 1fr;
                gap: 50px;
                padding-top: 60px;
                padding-bottom: 60px;
            }
            .hero-content h1 {
                font-size: 42px;
            }
            .metrics-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .services-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .timeline::before {
                left: 100px;
            }
            .timeline-item {
                grid-template-columns: 80px 60px 1fr;
                gap: 16px;
            }
            .timeline-item::before {
                left: 96px;
            }
            .news-layout {
                grid-template-columns: 1fr;
            }
            .booking-card {
                grid-template-columns: 1fr;
                gap: 36px;
                padding: 40px;
            }
            .testimonials-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 30px;
            }
        }

        @media (max-width: 768px) {
            .main-nav {
                display: none;
            }
            .header-cta {
                display: none;
            }
            .bottom-tab-nav {
                display: block;
            }
            body {
                padding-bottom: 58px;
            }
            .site-footer {
                padding-bottom: 48px;
            }
            .hero {
                min-height: auto;
            }
            .hero-inner {
                padding-top: 48px;
                padding-bottom: 48px;
            }
            .hero-content h1 {
                font-size: 32px;
            }
            .hero-content p {
                font-size: 15px;
            }
            .hero-trust {
                flex-wrap: wrap;
                gap: 16px;
            }
            .live-card {
                padding: 26px 20px 22px;
            }
            .countdown {
                gap: 4px;
            }
            .time-item {
                min-width: 56px;
                padding: 10px 6px;
            }
            .time-item span {
                font-size: 24px;
            }
            .remind-form {
                flex-direction: column;
            }
            .section-head h2 {
                font-size: 28px;
            }
            .section-head p {
                font-size: 15px;
            }
            .services-grid,
            .metrics-grid,
            .testimonials-grid {
                grid-template-columns: 1fr 1fr;
            }
            .comparison-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .compare-vs {
                margin: 0 auto;
                width: 44px;
                height: 44px;
                font-size: 18px;
            }
            .compare-card {
                padding: 26px 22px;
            }
            .timeline::before {
                display: none;
            }
            .timeline-item {
                grid-template-columns: 1fr;
                gap: 6px;
                margin-bottom: 16px;
                background: #fff;
                border: 1px solid var(--border);
                border-radius: var(--radius);
                padding: 20px;
            }
            .timeline-item::before {
                display: none;
            }
            .news-item {
                grid-template-columns: 1fr;
                gap: 6px;
                padding: 20px;
            }
            .news-item:hover {
                padding-left: 20px;
            }
            .booking-card {
                padding: 28px 20px;
                border-radius: var(--radius);
            }
            .booking-info h2 {
                font-size: 26px;
            }
            .booking-form .btn {
                padding: 14px 20px;
            }
            .footer-copy {
                flex-direction: column;
                text-align: center;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 18px;
            }
            .services-grid,
            .metrics-grid,
            .testimonials-grid {
                grid-template-columns: 1fr;
            }
            .hero-content h1 {
                font-size: 28px;
            }
            .hero-badge {
                font-size: 11px;
                padding: 6px 12px;
            }
            .hero-actions .btn {
                width: 100%;
            }
            .time-item {
                min-width: 48px;
                padding: 8px 4px;
            }
            .time-item span {
                font-size: 20px;
            }
            .live-note {
                font-size: 12px;
            }
            .section-head {
                margin-bottom: 36px;
            }
            .timeline-version {
                justify-self: start;
            }
            .news-list .news-item {
                padding: 18px 14px;
            }
            .faq-item summary {
                font-size: 15px;
                padding: 18px 20px;
            }
            .faq-item p {
                padding: 0 20px 20px;
            }
            .footer-grid {
                gap: 24px;
            }
            .footer-copy {
                font-size: 12px;
            }
        }

        @media (hover: hover) and (pointer: fine) {
            .service-card {
                cursor: pointer;
            }
            .news-item {
                cursor: pointer;
            }
        }

/* roulang page: category1 */
:root {
  --primary:#1a3a2a;
  --primary-dark:#0f2618;
  --primary-light:#2d5a42;
  --accent:#c8a45d;
  --accent-light:#e0c88c;
  --bg:#faf8f4;
  --bg-white:#ffffff;
  --bg-deep:#12251b;
  --text:#1a1a1a;
  --text-light:#5a6b60;
  --border:#e8e2d8;
  --radius:18px;
  --radius-sm:10px;
  --shadow:0 8px 32px rgba(26,42,34,.08);
  --shadow-hover:0 18px 48px rgba(26,42,34,.14);
  --transition:all .3s ease;
  --font-serif:'Noto Serif SC','Songti SC','STSong',serif;
  --font-sans:'Noto Sans SC','PingFang SC','Microsoft YaHei',sans-serif;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--font-sans);background:var(--bg);color:var(--text);line-height:1.7;font-size:15px;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
ul{list-style:none}
button,input,select,textarea{font-family:inherit;font-size:inherit}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
.section-tag{display:inline-flex;align-items:center;gap:6px;font-size:13px;letter-spacing:2px;color:var(--accent);font-weight:500;text-transform:uppercase;margin-bottom:12px}
.section-tag::before{content:'';width:24px;height:1px;background:var(--accent)}
.section-head{margin-bottom:52px;max-width:560px}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}
.section-head.center .section-tag::before{display:none}
.section-head.center .section-tag{justify-content:center}
.section-head h2{font-family:var(--font-serif);font-size:clamp(28px,4vw,40px);font-weight:600;line-height:1.3;margin-bottom:12px;color:var(--text)}
.section-head p{color:var(--text-light);font-size:16px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:999px;font-weight:500;letter-spacing:.5px;transition:var(--transition);cursor:pointer;border:none;line-height:1;text-align:center}
.btn:focus-visible{outline:3px solid rgba(200,164,93,.4);outline-offset:2px}
.btn-primary{background:var(--accent);color:#1a1a1a}
.btn-primary:hover{background:var(--accent-light);transform:translateY(-2px);box-shadow:0 8px 24px rgba(200,164,93,.35)}
.btn-primary:active{transform:translateY(0)}
.btn-outline{background:transparent;color:#fff;border:1.5px solid rgba(255,255,255,.7)}
.btn-outline:hover{background:rgba(255,255,255,.12);border-color:#fff;transform:translateY(-2px)}
.btn-outline:active{transform:translateY(0)}
.btn-lg{padding:16px 36px;font-size:16px}
.btn-sm{padding:10px 22px;font-size:14px}
.btn-block{width:100%;padding:16px;font-size:16px;border-radius:12px}

.site-header{position:sticky;top:0;z-index:1000;background:rgba(255,255,255,.92);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid var(--border)}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:72px}
.logo{display:flex;align-items:center;gap:10px;font-family:var(--font-serif);font-weight:700;font-size:18px;color:var(--primary);white-space:nowrap}
.logo i{color:var(--accent);font-size:20px}
.logo:hover{opacity:.85}
.main-nav{display:flex;align-items:center;gap:8px}
.main-nav a{padding:8px 18px;border-radius:999px;font-size:15px;color:var(--text-light);transition:var(--transition);font-weight:400}
.main-nav a:hover{color:var(--primary);background:rgba(26,58,42,.06)}
.main-nav a.active{color:var(--primary);font-weight:600;background:rgba(26,58,42,.08)}
.header-cta{white-space:nowrap}

.mobile-tab-bar{display:none;position:fixed;bottom:0;left:0;right:0;height:64px;background:rgba(255,255,255,.98);backdrop-filter:blur(14px);border-top:1px solid var(--border);z-index:999;justify-content:space-around;align-items:center;padding-bottom:env(safe-area-inset-bottom)}
.mobile-tab-bar .tab-item{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;font-size:11px;color:var(--text-light);flex:1;height:100%;transition:var(--transition)}
.mobile-tab-bar .tab-item i{font-size:20px;transition:var(--transition)}
.mobile-tab-bar .tab-item.active{color:var(--primary);font-weight:600}
.mobile-tab-bar .tab-item.active i{color:var(--accent)}

.hero{background:linear-gradient(115deg,rgba(15,38,24,.95) 0%,rgba(15,38,24,.82) 60%,rgba(15,38,24,.68) 100%),url('/assets/images/backpic/back-1.webp') center/cover no-repeat;padding:170px 0 140px;position:relative;color:#fff;overflow:hidden}
.hero-inner{display:grid;grid-template-columns:1.15fr .85fr;gap:70px;align-items:center}
.hero-badge{display:inline-flex;align-items:center;gap:6px;background:rgba(200,164,93,.16);border:1px solid rgba(200,164,93,.35);color:var(--accent-light);padding:7px 16px;border-radius:999px;font-size:13px;letter-spacing:1px;margin-bottom:24px}
.hero-badge i{font-size:12px}
.hero h1{font-family:var(--font-serif);font-size:clamp(36px,5.2vw,58px);font-weight:700;line-height:1.2;margin-bottom:20px;letter-spacing:1px;color:#fff}
.hero-subtitle{font-size:17px;color:rgba(255,255,255,.85);line-height:1.8;margin-bottom:28px;max-width:540px;font-weight:300}
.hero-points{display:flex;flex-direction:column;gap:12px;margin-bottom:36px}
.hero-points li{display:flex;align-items:flex-start;gap:12px;color:rgba(255,255,255,.9);font-size:15px}
.hero-points li i{color:var(--accent);margin-top:5px;font-size:14px}
.hero-actions{display:flex;gap:16px;flex-wrap:wrap;margin-bottom:40px}
.hero-trust{display:flex;align-items:center;gap:12px;color:rgba(255,255,255,.8);font-size:14px;padding-top:20px;border-top:1px solid rgba(255,255,255,.15)}
.stars{color:var(--accent);font-size:13px;letter-spacing:2px}
.hero-panel{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.14);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-radius:20px;padding:28px}
.panel-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:22px}
.panel-header span{font-family:var(--font-serif);font-size:16px;font-weight:600;color:#fff}
.panel-badge{background:var(--accent);color:#1a1a1a;font-size:11px;font-weight:700;padding:4px 10px;border-radius:999px;letter-spacing:1px}
.panel-item{padding:18px 0;border-bottom:1px solid rgba(255,255,255,.1)}
.panel-item:last-of-type{border-bottom:none}
.panel-place{font-family:var(--font-serif);font-size:16px;font-weight:600;color:#fff;margin-bottom:6px}
.panel-meta{display:flex;align-items:center;gap:6px;font-size:13px;color:rgba(255,255,255,.65);margin-bottom:4px}
.panel-meta i{color:var(--accent);font-size:12px;width:14px}
.panel-price{font-size:22px;font-weight:700;color:var(--accent-light);margin-top:8px}
.panel-price span{font-size:13px;font-weight:400;color:rgba(255,255,255,.6)}
.panel-link{display:inline-flex;align-items:center;gap:8px;margin-top:20px;color:var(--accent-light);font-size:14px;font-weight:500;transition:var(--transition)}
.panel-link:hover{gap:12px;color:#fff}

.stats{padding:0 0 90px;background:var(--bg);margin-top:-56px;position:relative;z-index:3}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:0;background:var(--bg-white);border-radius:var(--radius);box-shadow:var(--shadow);padding:44px 24px;border:1px solid rgba(232,226,216,.6)}
.stat-item{display:flex;flex-direction:column;align-items:center;text-align:center;padding:12px 20px;position:relative}
.stat-item:not(:last-child)::after{content:'';position:absolute;right:0;top:20%;height:60%;width:1px;background:var(--border)}
.stat-num{font-family:var(--font-serif);font-size:clamp(32px,4vw,48px);font-weight:700;color:var(--primary);line-height:1.2}
.stat-plus{font-family:var(--font-serif);font-size:22px;color:var(--accent);margin-left:2px}
.stat-label{font-size:14px;color:var(--text-light);margin-top:8px;letter-spacing:1px}

.services{padding:100px 0;background:var(--bg)}
.services-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:28px}
.service-card{background:var(--bg-white);border-radius:var(--radius);overflow:hidden;border:1px solid rgba(232,226,216,.7);transition:var(--transition);position:relative}
.service-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-hover);border-color:rgba(200,164,93,.4)}
.service-img{position:relative;overflow:hidden;aspect-ratio:16/10}
.service-img img{width:100%;height:100%;object-fit:cover;transition:transform .6s ease}
.service-card:hover .service-img img{transform:scale(1.05)}
.service-img::after{content:'';position:absolute;inset:0;background:linear-gradient(180deg,transparent 40%,rgba(15,38,24,.45))}
.service-badge{position:absolute;top:16px;left:16px;z-index:2;background:rgba(255,255,255,.92);color:var(--primary);font-size:12px;font-weight:600;padding:6px 14px;border-radius:999px;letter-spacing:.5px;backdrop-filter:blur(4px)}
.service-body{padding:26px 28px 30px}
.service-body h3{font-family:var(--font-serif);font-size:20px;font-weight:600;color:var(--text);margin-bottom:12px}
.service-body p{font-size:14px;color:var(--text-light);line-height:1.75;margin-bottom:16px}
.service-tags{display:flex;flex-wrap:wrap;gap:8px}
.service-tags span{display:inline-block;font-size:12px;color:var(--primary);background:rgba(26,58,42,.06);border:1px solid rgba(26,58,42,.1);padding:4px 12px;border-radius:999px;letter-spacing:.5px}

.process{padding:110px 0;background:linear-gradient(135deg,rgba(15,38,24,.94),rgba(18,37,27,.96)),url('/assets/images/backpic/back-2.webp') center/cover;color:#fff;position:relative}
.process .section-head h2{color:#fff}
.process .section-head p{color:rgba(255,255,255,.6)}
.process .section-tag{color:var(--accent)}
.process-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;position:relative}
.process-grid::before{content:'';position:absolute;top:44px;left:8%;right:8%;height:1px;background:linear-gradient(90deg,rgba(200,164,93,.6),rgba(200,164,93,.15));z-index:0}
.process-step{background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.12);border-radius:var(--radius);padding:32px 28px;position:relative;z-index:1;backdrop-filter:blur(8px);transition:var(--transition)}
.process-step:hover{background:rgba(255,255,255,.09);transform:translateY(-4px)}
.step-num{font-family:var(--font-serif);font-size:38px;font-weight:700;color:var(--accent);line-height:1;display:block;margin-bottom:16px;letter-spacing:2px}
.process-step h3{font-size:17px;font-weight:600;color:#fff;margin-bottom:10px}
.process-step p{font-size:13.5px;color:rgba(255,255,255,.65);line-height:1.7}

.compare{padding:100px 0;background:var(--bg-white)}
.compare-grid{display:grid;grid-template-columns:1fr auto 1fr;gap:36px;align-items:center;max-width:960px;margin:0 auto}
.compare-col{border-radius:var(--radius);padding:40px 36px;border:1px solid var(--border)}
.compare-bad{background:#f9f7f4}
.compare-good{background:linear-gradient(135deg,rgba(26,58,42,.05),rgba(200,164,93,.08));border-color:rgba(200,164,93,.35);box-shadow:var(--shadow)}
.compare-col h3{font-family:var(--font-serif);font-size:20px;font-weight:600;margin-bottom:24px;display:flex;align-items:center;gap:10px}
.compare-bad h3{color:#8a7a6a}
.compare-good h3{color:var(--primary)}
.compare-col h3 i{font-size:20px}
.compare-bad h3 i{color:#c96f5a}
.compare-good h3 i{color:var(--accent)}
.compare-col ul{display:flex;flex-direction:column;gap:14px}
.compare-col ul li{position:relative;padding-left:26px;font-size:15px;color:var(--text-light);line-height:1.6}
.compare-bad ul li::before{content:'\f00d';font-family:'Font Awesome 6 Free';font-weight:900;position:absolute;left:0;top:2px;color:#c96f5a;font-size:13px}
.compare-good ul li::before{content:'\f00c';font-family:'Font Awesome 6 Free';font-weight:900;position:absolute;left:0;top:2px;color:var(--accent);font-size:13px}
.compare-good ul li{color:var(--text)}
.compare-vs{width:56px;height:56px;border-radius:50%;background:var(--primary);color:var(--accent);display:flex;align-items:center;justify-content:center;font-family:var(--font-serif);font-weight:700;font-size:16px;box-shadow:var(--shadow);flex-shrink:0}

.faq{padding:100px 0;background:var(--bg)}
.faq-list{max-width:820px;margin:0 auto}
.faq-item{background:var(--bg-white);border:1px solid var(--border);border-radius:14px;margin-bottom:14px;transition:var(--transition);overflow:hidden}
.faq-item:hover{border-color:rgba(200,164,93,.4)}
.faq-item.open{box-shadow:var(--shadow);border-color:rgba(200,164,93,.5)}
.faq-q{width:100%;display:flex;justify-content:space-between;align-items:center;gap:16px;padding:22px 28px;background:none;border:none;cursor:pointer;font-family:var(--font-sans);font-size:16px;font-weight:500;color:var(--text);text-align:left;transition:var(--transition)}
.faq-q i{flex-shrink:0;color:var(--accent);transition:transform .3s ease;font-size:14px}
.faq-item.open .faq-q i{transform:rotate(180deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .4s ease}
.faq-a p{padding:0 28px 24px;font-size:14.5px;color:var(--text-light);line-height:1.8}

.cta-form{padding:110px 0;background:linear-gradient(135deg,rgba(15,38,24,.95),rgba(18,37,27,.92)),url('/assets/images/backpic/back-3.webp') center/cover;color:#fff}
.cta-card{display:grid;grid-template-columns:1fr 1.1fr;gap:60px;background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.14);border-radius:24px;padding:56px;backdrop-filter:blur(10px)}
.cta-text h2{font-family:var(--font-serif);font-size:clamp(26px,3vw,36px);font-weight:600;color:#fff;line-height:1.3;margin-bottom:18px}
.cta-text p{color:rgba(255,255,255,.75);font-size:15.5px;line-height:1.8;margin-bottom:28px}
.cta-text ul{display:flex;flex-direction:column;gap:12px}
.cta-text ul li{display:flex;align-items:center;gap:10px;color:rgba(255,255,255,.85);font-size:14.5px}
.cta-text ul li i{color:var(--accent);font-size:13px}
.booking-form{background:var(--bg-white);border-radius:20px;padding:36px;box-shadow:var(--shadow-hover)}
.form-group{margin-bottom:18px}
.form-group input,.form-group select,.form-group textarea{width:100%;padding:13px 16px;border:1.5px solid var(--border);border-radius:12px;font-size:15px;color:var(--text);background:#fcfbf9;transition:var(--transition);outline:none}
.form-group textarea{resize:vertical;min-height:80px}
.form-group input:focus,.form-group select:focus,.form-group textarea:focus{border-color:var(--accent);box-shadow:0 0 0 3px rgba(200,164,93,.15);background:#fff}
.form-group input::placeholder,.form-group textarea::placeholder{color:#a8b2aa}
.form-note{text-align:center;font-size:12.5px;color:var(--text-light);margin-top:16px;display:flex;align-items:center;justify-content:center;gap:6px}
.form-note i{color:var(--accent)}

.site-footer{background:var(--primary-dark);color:rgba(255,255,255,.8);padding:70px 0 30px}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1.4fr;gap:50px;margin-bottom:48px}
.footer-logo{display:block;font-family:var(--font-serif);font-size:18px;font-weight:700;color:#fff;margin-bottom:16px}
.footer-brand p{font-size:14px;line-height:1.75;color:rgba(255,255,255,.6);max-width:340px}
.footer-col{display:flex;flex-direction:column;gap:12px}
.footer-col h4{font-size:15px;font-weight:600;color:#fff;margin-bottom:8px;letter-spacing:1px}
.footer-col a{font-size:14px;color:rgba(255,255,255,.6);transition:var(--transition)}
.footer-col a:hover{color:var(--accent);padding-left:6px}
.footer-col span{font-size:14px;color:rgba(255,255,255,.6)}
.footer-copy{border-top:1px solid rgba(255,255,255,.1);padding-top:28px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;font-size:13px;color:rgba(255,255,255,.45)}

.reveal{opacity:0;transform:translateY(30px);transition:opacity .6s ease,transform .6s ease}
.reveal.visible{opacity:1;transform:translateY(0)}

@media(max-width:992px){
  .hero{padding:150px 0 120px}
  .hero-inner{grid-template-columns:1fr;gap:40px}
  .hero-panel{max-width:520px}
  .stats-grid{grid-template-columns:repeat(2,1fr);gap:24px 0;padding:32px 16px}
  .stat-item:nth-child(2)::after{display:none}
  .services-grid{grid-template-columns:1fr}
  .process-grid{grid-template-columns:repeat(2,1fr)}
  .process-grid::before{display:none}
  .cta-card{grid-template-columns:1fr;gap:36px;padding:40px}
  .cta-text{padding-right:0}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:768px){
  .site-header{height:auto}
  .header-inner{height:64px}
  .main-nav{display:none}
  .header-cta{display:none}
  .logo{font-size:15px}
  .logo i{font-size:17px}
  .mobile-tab-bar{display:flex}
  body{padding-bottom:64px}
  .hero{padding:120px 0 100px}
  .hero-subtitle{font-size:15px}
  .hero-actions .btn{width:100%}
  .hero-trust{flex-direction:column;align-items:flex-start;gap:6px}
  .hero-panel{padding:22px}
  .stats-grid{grid-template-columns:repeat(2,1fr);padding:24px 8px}
  .stat-item{padding:10px 12px}
  .stat-num{font-size:28px}
  .stat-label{font-size:12px}
  .process-grid{grid-template-columns:1fr}
  .compare-grid{grid-template-columns:1fr;gap:20px}
  .compare-vs{width:44px;height:44px;margin:0 auto}
  .compare-col{padding:28px 24px}
  .faq-q{padding:18px 20px;font-size:15px}
  .faq-a p{padding:0 20px 20px}
  .cta-form{padding:80px 0}
  .cta-card{grid-template-columns:1fr;padding:24px}
  .booking-form{padding:24px}
  .footer-grid{grid-template-columns:1fr;gap:36px}
  .footer-copy{flex-direction:column;align-items:center;text-align:center}
  .section-head{margin-bottom:36px}
}
@media(max-width:520px){
  .container{padding:0 18px}
  .hero h1{font-size:34px}
  .hero{padding:110px 0 90px}
  .stats-grid{grid-template-columns:1fr 1fr;gap:16px 0}
  .stat-item:nth-child(2)::after{display:none}
  .stat-item:nth-child(4)::after{display:none}
  .services-grid{grid-template-columns:1fr}
  .service-body{padding:20px}
  .process-step{padding:24px 20px}
  .btn-lg{padding:14px 26px;font-size:15px;width:100%}
  .hero-actions{flex-direction:column}
  .hero-actions .btn{width:100%}
}