/* roulang page: index */
/* ========== 设计变量 ========== */
        :root {
            --primary: #8B5E3C;
            --primary-dark: #6F4A2E;
            --secondary: #2D6A4F;
            --secondary-dark: #1F4A38;
            --cream: #FAF6F0;
            --sand: #F0E6D8;
            --dark: #1C1917;
            --muted: #6B7280;
            --text: #2A2520;
            --text-light: #7B7269;
            --border: #E5DDD2;
            --radius-lg: 20px;
            --radius-md: 14px;
            --radius-sm: 10px;
            --shadow-sm: 0 2px 12px rgba(44, 34, 22, 0.06);
            --shadow-md: 0 8px 28px rgba(44, 34, 22, 0.10);
            --shadow-lg: 0 16px 48px rgba(44, 34, 22, 0.16);
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }

        /* ========== Reset ========== */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }
        body {
            font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
            background: var(--cream);
            color: var(--text);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
        }
        img {
            max-width: 100%;
            display: block;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: var(--transition);
        }
        button {
            cursor: pointer;
            border: none;
            background: none;
            font-family: inherit;
        }
        input,
        textarea,
        select {
            font-family: inherit;
            font-size: 1rem;
        }
        ul,
        ol {
            list-style: none;
        }

        /* ========== 容器 ========== */
        .container-custom {
            width: 100%;
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 24px;
        }
        @media (max-width: 768px) {
            .container-custom {
                padding: 0 16px;
            }
        }

        /* ========== 导航 ========== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background: rgba(250, 246, 240, 0.92);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid rgba(229, 221, 210, 0.8);
            transition: var(--transition);
        }
        .site-header.scrolled {
            background: rgba(250, 246, 240, 0.98);
            box-shadow: 0 4px 24px rgba(44, 34, 22, 0.08);
        }
        .nav-wrap {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 72px;
        }
        .nav-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 800;
            font-size: 1.05rem;
            letter-spacing: 0.02em;
            color: var(--dark);
            white-space: nowrap;
        }
        .nav-logo .logo-icon {
            width: 38px;
            height: 38px;
            border-radius: 10px;
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 15px;
            flex-shrink: 0;
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .nav-links a {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 16px;
            border-radius: 8px;
            font-weight: 500;
            font-size: 0.92rem;
            color: #4B5563;
            transition: var(--transition);
        }
        .nav-links a:hover {
            color: var(--primary);
            background: rgba(139, 94, 60, 0.08);
        }
        .nav-links a.active {
            color: var(--primary);
            background: rgba(139, 94, 60, 0.12);
            font-weight: 600;
        }
        .nav-cta {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 10px 22px;
            border-radius: 50px;
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            color: #fff;
            font-weight: 600;
            font-size: 0.92rem;
            transition: var(--transition);
            box-shadow: 0 4px 16px rgba(139, 94, 60, 0.3);
        }
        .nav-cta:hover {
            transform: translateY(-2px);
            box-shadow: 0 6px 24px rgba(139, 94, 60, 0.4);
        }
        .nav-toggle {
            display: none;
            width: 42px;
            height: 42px;
            border-radius: 10px;
            background: var(--sand);
            align-items: center;
            justify-content: center;
            color: var(--dark);
            font-size: 1.2rem;
            transition: var(--transition);
        }
        .nav-toggle:hover {
            background: var(--border);
        }
        @media (max-width: 768px) {
            .nav-links {
                display: none;
                position: absolute;
                top: 72px;
                left: 0;
                right: 0;
                background: var(--cream);
                border-bottom: 1px solid var(--border);
                padding: 16px;
                flex-direction: column;
                align-items: flex-start;
                gap: 4px;
                box-shadow: 0 8px 24px rgba(44, 34, 22, 0.1);
            }
            .nav-links.open {
                display: flex;
            }
            .nav-links a {
                width: 100%;
                padding: 12px 16px;
                font-size: 1rem;
            }
            .nav-cta {
                display: none;
            }
            .nav-toggle {
                display: flex;
            }
        }

        /* ========== Hero ========== */
        .hero {
            position: relative;
            min-height: 100vh;
            display: flex;
            align-items: center;
            overflow: hidden;
            background: var(--dark);
            margin-top: 72px;
        }
        .hero-bg {
            position: absolute;
            inset: 0;
            background-size: cover;
            background-position: center;
            opacity: 0.55;
            transition: transform 6s ease;
        }
        .hero-bg::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg,
                    rgba(28, 25, 23, 0.92) 0%,
                    rgba(28, 25, 23, 0.7) 45%,
                    rgba(28, 25, 23, 0.45) 100%);
        }
        .hero-inner {
            position: relative;
            z-index: 2;
            display: grid;
            grid-template-columns: 1.2fr 0.8fr;
            gap: 60px;
            align-items: center;
            padding: 80px 0;
        }
        .hero-text .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 6px 18px;
            border-radius: 50px;
            background: rgba(255, 255, 255, 0.12);
            border: 1px solid rgba(255, 255, 255, 0.2);
            color: #fff;
            font-size: 0.85rem;
            font-weight: 500;
            backdrop-filter: blur(8px);
            margin-bottom: 24px;
        }
        .hero-text .hero-badge i {
            color: #F59E0B;
        }
        .hero-text h1 {
            font-size: 2.8rem;
            font-weight: 800;
            line-height: 1.25;
            color: #fff;
            margin-bottom: 24px;
            letter-spacing: -0.01em;
        }
        .hero-text h1 .highlight {
            background: linear-gradient(135deg, #E8B88A, #F5D4A8);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .hero-text p {
            font-size: 1.08rem;
            color: rgba(255, 255, 255, 0.8);
            line-height: 1.8;
            max-width: 560px;
            margin-bottom: 36px;
        }
        .hero-actions {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
            margin-bottom: 40px;
        }
        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            padding: 14px 32px;
            border-radius: 50px;
            background: linear-gradient(135deg, var(--primary), #C08552);
            color: #fff;
            font-weight: 600;
            font-size: 0.95rem;
            transition: var(--transition);
            box-shadow: 0 8px 24px rgba(139, 94, 60, 0.35);
        }
        .btn-primary:hover {
            transform: translateY(-2px) scale(1.02);
            box-shadow: 0 12px 32px rgba(139, 94, 60, 0.45);
        }
        .btn-outline-light {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            padding: 14px 32px;
            border-radius: 50px;
            border: 1.5px solid rgba(255, 255, 255, 0.4);
            color: #fff;
            font-weight: 600;
            font-size: 0.95rem;
            transition: var(--transition);
            background: transparent;
        }
        .btn-outline-light:hover {
            border-color: #fff;
            background: rgba(255, 255, 255, 0.08);
            transform: translateY(-2px);
        }
        .hero-stats {
            display: flex;
            gap: 32px;
            flex-wrap: wrap;
        }
        .hero-stats .stat {
            display: flex;
            flex-direction: column;
            gap: 4px;
        }
        .hero-stats .stat-num {
            font-size: 1.6rem;
            font-weight: 800;
            color: #fff;
        }
        .hero-stats .stat-label {
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.6);
        }
        .hero-side {
            position: relative;
        }
        .hero-card {
            background: rgba(255, 255, 255, 0.08);
            border: 1px solid rgba(255, 255, 255, 0.15);
            border-radius: 24px;
            padding: 20px;
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            max-width: 380px;
            margin-left: auto;
            transition: var(--transition);
        }
        .hero-card:hover {
            background: rgba(255, 255, 255, 0.14);
            transform: translateY(-4px);
        }
        .hero-card-top {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 16px;
        }
        .hero-card-top .hot-badge {
            background: linear-gradient(135deg, #F59E0B, #EF4444);
            color: #fff;
            font-size: 0.75rem;
            font-weight: 700;
            padding: 4px 14px;
            border-radius: 50px;
            display: inline-flex;
            align-items: center;
            gap: 5px;
        }
        .hero-card-top .time-badge {
            color: rgba(255, 255, 255, 0.6);
            font-size: 0.75rem;
        }
        .hero-card-img {
            border-radius: 16px;
            overflow: hidden;
            aspect-ratio: 4/5;
            margin-bottom: 16px;
            position: relative;
        }
        .hero-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: var(--transition);
        }
        .hero-card:hover .hero-card-img img {
            transform: scale(1.04);
        }
        .hero-card-info {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .hero-card-info .name {
            color: #fff;
            font-weight: 600;
            font-size: 1rem;
        }
        .hero-card-info .rating {
            color: #F59E0B;
            font-size: 0.85rem;
            font-weight: 600;
        }
        .hero-card-desc {
            color: rgba(255, 255, 255, 0.6);
            font-size: 0.82rem;
            margin-top: 4px;
        }
        .hero-card-btn {
            display: block;
            text-align: center;
            margin-top: 16px;
            padding: 10px;
            border-radius: 10px;
            background: rgba(255, 255, 255, 0.15);
            color: #fff;
            font-size: 0.85rem;
            font-weight: 500;
            transition: var(--transition);
        }
        .hero-card-btn:hover {
            background: rgba(255, 255, 255, 0.25);
        }
        @media (max-width: 1024px) {
            .hero-inner {
                grid-template-columns: 1fr;
                gap: 40px;
            }
            .hero-card {
                margin-left: 0;
                max-width: 100%;
            }
        }
        @media (max-width: 768px) {
            .hero {
                margin-top: 64px;
                min-height: auto;
                padding: 60px 0 80px;
            }
            .hero-text h1 {
                font-size: 1.9rem;
            }
            .hero-text p {
                font-size: 0.95rem;
            }
            .hero-actions {
                flex-direction: column;
            }
            .btn-primary,
            .btn-outline-light {
                justify-content: center;
                width: 100%;
            }
            .hero-stats {
                gap: 20px;
            }
        }

        /* ========== 数据指标 ========== */
        .stats-section {
            padding: 80px 0;
            background: var(--cream);
        }
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }
        .stat-card {
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 32px 24px;
            text-align: center;
            border: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
            position: relative;
            overflow: hidden;
        }
        .stat-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 4px;
            background: linear-gradient(90deg, var(--primary), var(--secondary));
        }
        .stat-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
        }
        .stat-card .icon {
            width: 52px;
            height: 52px;
            border-radius: 14px;
            background: linear-gradient(135deg, rgba(139, 94, 60, 0.1), rgba(45, 106, 79, 0.1));
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 16px;
            color: var(--primary);
            font-size: 1.4rem;
        }
        .stat-card .num {
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--dark);
            line-height: 1.2;
        }
        .stat-card .num span {
            font-size: 1.2rem;
            font-weight: 600;
            color: var(--muted);
        }
        .stat-card .label {
            font-size: 0.9rem;
            color: var(--text-light);
            margin-top: 8px;
        }
        @media (max-width: 1024px) {
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 520px) {
            .stats-grid {
                grid-template-columns: 1fr;
            }
        }

        /* ========== 板块通用 ========== */
        .section {
            padding: 90px 0;
        }
        .section-header {
            text-align: center;
            max-width: 680px;
            margin: 0 auto 48px;
        }
        .section-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 6px 18px;
            border-radius: 50px;
            background: rgba(139, 94, 60, 0.08);
            color: var(--primary);
            font-size: 0.85rem;
            font-weight: 600;
            margin-bottom: 16px;
            letter-spacing: 0.02em;
        }
        .section-header h2 {
            font-size: 2rem;
            font-weight: 800;
            color: var(--dark);
            line-height: 1.3;
            margin-bottom: 16px;
            letter-spacing: -0.01em;
        }
        .section-header p {
            font-size: 1rem;
            color: var(--text-light);
            line-height: 1.8;
        }
        @media (max-width: 768px) {
            .section {
                padding: 60px 0;
            }
            .section-header h2 {
                font-size: 1.5rem;
            }
        }

        /* ========== 竖屏种草 ========== */
        .vertical-section {
            background: var(--dark);
            position: relative;
            overflow: hidden;
        }
        .vertical-section::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -20%;
            width: 500px;
            height: 500px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(139, 94, 60, 0.2), transparent 70%);
        }
        .vertical-section .section-tag {
            background: rgba(255, 255, 255, 0.1);
            color: #E8B88A;
        }
        .vertical-section .section-header h2 {
            color: #fff;
        }
        .vertical-section .section-header p {
            color: rgba(255, 255, 255, 0.6);
        }
        .vertical-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
        }
        .vertical-card {
            border-radius: 20px;
            overflow: hidden;
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.1);
            transition: var(--transition);
            position: relative;
        }
        .vertical-card:hover {
            transform: translateY(-8px);
            border-color: rgba(255, 255, 255, 0.2);
            box-shadow: 0 20px 48px rgba(0, 0, 0, 0.3);
        }
        .vertical-card-img {
            position: relative;
            aspect-ratio: 3/4;
            overflow: hidden;
        }
        .vertical-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.6s ease;
        }
        .vertical-card:hover .vertical-card-img img {
            transform: scale(1.06);
        }
        .vertical-card-img::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, transparent 50%, rgba(0, 0, 0, 0.7));
        }
        .vertical-card-tag {
            position: absolute;
            top: 16px;
            left: 16px;
            z-index: 3;
            padding: 4px 14px;
            border-radius: 50px;
            background: rgba(0, 0, 0, 0.5);
            backdrop-filter: blur(8px);
            color: #fff;
            font-size: 0.75rem;
            font-weight: 600;
            display: flex;
            align-items: center;
            gap: 5px;
        }
        .vertical-card-info {
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            z-index: 3;
            padding: 24px;
        }
        .vertical-card-info h3 {
            color: #fff;
            font-size: 1.05rem;
            font-weight: 700;
            margin-bottom: 6px;
        }
        .vertical-card-info p {
            color: rgba(255, 255, 255, 0.7);
            font-size: 0.85rem;
            margin-bottom: 14px;
        }
        .vertical-card-btn {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            color: #E8B88A;
            font-size: 0.85rem;
            font-weight: 600;
            transition: var(--transition);
        }
        .vertical-card-btn:hover {
            gap: 10px;
            color: #F5D4A8;
        }
        @media (max-width: 768px) {
            .vertical-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .vertical-card-img {
                aspect-ratio: 4/5;
            }
        }

        /* ========== 爆款清单 ========== */
        .hotlist-section {
            background: var(--cream);
        }
        .hotlist-wrap {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: start;
        }
        .hotlist-main {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }
        .hotlist-item {
            display: flex;
            gap: 16px;
            background: #fff;
            border-radius: 16px;
            padding: 16px;
            border: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
            align-items: center;
        }
        .hotlist-item:hover {
            transform: translateX(6px);
            box-shadow: var(--shadow-md);
            border-color: rgba(139, 94, 60, 0.3);
        }
        .hotlist-rank {
            width: 40px;
            height: 40px;
            border-radius: 12px;
            background: var(--sand);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: 1.1rem;
            color: var(--primary);
            flex-shrink: 0;
        }
        .hotlist-item:nth-child(1) .hotlist-rank {
            background: linear-gradient(135deg, #F59E0B, #F97316);
            color: #fff;
        }
        .hotlist-item:nth-child(2) .hotlist-rank {
            background: linear-gradient(135deg, #94A3B8, #64748B);
            color: #fff;
        }
        .hotlist-item:nth-child(3) .hotlist-rank {
            background: linear-gradient(135deg, #D4A574, #A0522D);
            color: #fff;
        }
        .hotlist-img {
            width: 72px;
            height: 72px;
            border-radius: 12px;
            overflow: hidden;
            flex-shrink: 0;
        }
        .hotlist-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .hotlist-info {
            flex: 1;
        }
        .hotlist-info h3 {
            font-size: 0.95rem;
            font-weight: 700;
            margin-bottom: 2px;
        }
        .hotlist-info p {
            font-size: 0.8rem;
            color: var(--text-light);
            margin-bottom: 6px;
        }
        .hotlist-tags {
            display: flex;
            gap: 6px;
            flex-wrap: wrap;
        }
        .tag {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            padding: 2px 10px;
            border-radius: 50px;
            background: var(--sand);
            font-size: 0.7rem;
            font-weight: 500;
            color: var(--text-light);
        }
        .hotlist-score {
            text-align: center;
            flex-shrink: 0;
        }
        .hotlist-score .score {
            font-size: 1.3rem;
            font-weight: 800;
            color: var(--secondary);
        }
        .hotlist-score .reviews {
            font-size: 0.7rem;
            color: var(--text-light);
        }
        .hotlist-side {
            background: var(--dark);
            border-radius: var(--radius-lg);
            padding: 36px;
            color: #fff;
            position: sticky;
            top: 100px;
        }
        .hotlist-side h3 {
            font-size: 1.3rem;
            font-weight: 700;
            margin-bottom: 12px;
        }
        .hotlist-side p {
            color: rgba(255, 255, 255, 0.7);
            font-size: 0.9rem;
            line-height: 1.8;
            margin-bottom: 24px;
        }
        .hotlist-side ul {
            display: flex;
            flex-direction: column;
            gap: 12px;
            margin-bottom: 28px;
        }
        .hotlist-side ul li {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 0.9rem;
        }
        .hotlist-side ul li i {
            color: #E8B88A;
        }
        .hotlist-side-btn {
            display: block;
            text-align: center;
            padding: 12px 24px;
            border-radius: 50px;
            background: linear-gradient(135deg, var(--primary), #C08552);
            color: #fff;
            font-weight: 600;
            font-size: 0.9rem;
            transition: var(--transition);
        }
        .hotlist-side-btn:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(139, 94, 60, 0.4);
        }
        @media (max-width: 1024px) {
            .hotlist-wrap {
                grid-template-columns: 1fr;
            }
            .hotlist-side {
                position: static;
            }
        }
        @media (max-width: 520px) {
            .hotlist-item {
                flex-wrap: wrap;
            }
            .hotlist-score {
                width: 100%;
                text-align: right;
            }
        }

        /* ========== 结果对比 ========== */
        .compare-section {
            background: #fff;
        }
        .compare-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
            max-width: 960px;
            margin: 0 auto;
        }
        .compare-card {
            border-radius: var(--radius-lg);
            padding: 36px;
            border: 1px solid var(--border);
            transition: var(--transition);
        }
        .compare-card.traditional {
            background: #F8F5F0;
        }
        .compare-card.platform {
            background: linear-gradient(135deg, rgba(139, 94, 60, 0.08), rgba(45, 106, 79, 0.08));
            border-color: rgba(139, 94, 60, 0.2);
        }
        .compare-card h3 {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: 20px;
        }
        .compare-card.traditional h3 i {
            color: #EF4444;
        }
        .compare-card.platform h3 i {
            color: var(--secondary);
        }
        .compare-card ul {
            display: flex;
            flex-direction: column;
            gap: 14px;
        }
        .compare-card ul li {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            font-size: 0.88rem;
            color: #5A5248;
            line-height: 1.6;
        }
        .compare-card ul li i {
            margin-top: 3px;
            font-size: 0.9rem;
        }
        .compare-card.traditional ul li i.fa-xmark {
            color: #EF4444;
        }
        .compare-card.platform ul li i.fa-check {
            color: var(--secondary);
        }
        @media (max-width: 768px) {
            .compare-grid {
                grid-template-columns: 1fr;
            }
        }

        /* ========== 评价墙 ========== */
        .reviews-section {
            background: var(--sand);
        }
        .reviews-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .review-card {
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 28px;
            border: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
            position: relative;
        }
        .review-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
        }
        .review-card .quote {
            position: absolute;
            top: 24px;
            right: 24px;
            font-size: 2.5rem;
            color: var(--sand);
            line-height: 1;
        }
        .review-stars {
            display: flex;
            gap: 4px;
            color: #F59E0B;
            font-size: 0.85rem;
            margin-bottom: 16px;
        }
        .review-text {
            font-size: 0.9rem;
            line-height: 1.8;
            color: #4B5563;
            margin-bottom: 20px;
        }
        .review-user {
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .review-avatar {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 0.8rem;
            font-weight: 700;
            flex-shrink: 0;
        }
        .review-user .name {
            font-weight: 600;
            font-size: 0.85rem;
        }
        .review-user .role {
            font-size: 0.75rem;
            color: var(--text-light);
        }
        @media (max-width: 1024px) {
            .reviews-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 520px) {
            .reviews-grid {
                grid-template-columns: 1fr;
            }
        }

        /* ========== 资讯 ========== */
        .news-section {
            background: var(--cream);
        }
        .news-wrap {
            display: grid;
            grid-template-columns: 1.4fr 0.6fr;
            gap: 40px;
        }
        .news-list {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }
        .news-item {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 20px 24px;
            background: #fff;
            border-radius: 14px;
            border: 1px solid var(--border);
            transition: var(--transition);
            cursor: pointer;
        }
        .news-item:hover {
            border-color: rgba(139, 94, 60, 0.3);
            box-shadow: var(--shadow-md);
            transform: translateX(4px);
        }
        .news-item .news-info {
            flex: 1;
        }
        .news-item .news-info h3 {
            font-size: 0.95rem;
            font-weight: 600;
            margin-bottom: 4px;
            transition: color 0.2s;
        }
        .news-item:hover .news-info h3 {
            color: var(--primary);
        }
        .news-item .news-meta {
            font-size: 0.78rem;
            color: var(--text-light);
            display: flex;
            gap: 14px;
            align-items: center;
        }
        .news-item .news-meta i {
            font-size: 0.7rem;
        }
        .news-item .arrow {
            color: var(--text-light);
            font-size: 1rem;
            transition: var(--transition);
        }
        .news-item:hover .arrow {
            color: var(--primary);
            transform: translateX(4px);
        }
        .news-sidebar {
            background: var(--dark);
            border-radius: var(--radius-lg);
            padding: 32px;
            color: #fff;
        }
        .news-sidebar h3 {
            font-size: 1.15rem;
            font-weight: 700;
            margin-bottom: 20px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .news-sidebar h3 i {
            color: #E8B88A;
        }
        .news-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-bottom: 28px;
        }
        .news-tags a {
            padding: 6px 16px;
            border-radius: 50px;
            background: rgba(255, 255, 255, 0.1);
            color: rgba(255, 255, 255, 0.7);
            font-size: 0.8rem;
            transition: var(--transition);
        }
        .news-tags a:hover {
            background: rgba(255, 255, 255, 0.2);
            color: #fff;
        }
        .news-sidebar .hot-tip {
            padding: 16px;
            border-radius: 12px;
            background: rgba(255, 255, 255, 0.06);
            border-left: 3px solid #E8B88A;
        }
        .news-sidebar .hot-tip p {
            font-size: 0.82rem;
            color: rgba(255, 255, 255, 0.7);
            line-height: 1.7;
        }
        @media (max-width: 768px) {
            .news-wrap {
                grid-template-columns: 1fr;
            }
        }

        /* ========== FAQ ========== */
        .faq-section {
            background: #fff;
        }
        .faq-wrap {
            max-width: 800px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 14px;
        }
        .faq-item {
            border: 1px solid var(--border);
            border-radius: 14px;
            background: var(--cream);
            overflow: hidden;
            transition: var(--transition);
        }
        .faq-item.active {
            border-color: rgba(139, 94, 60, 0.3);
            box-shadow: var(--shadow-md);
        }
        .faq-question {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 20px 24px;
            cursor: pointer;
            font-weight: 600;
            font-size: 0.95rem;
            color: var(--dark);
            gap: 16px;
        }
        .faq-question .icon {
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: var(--sand);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.75rem;
            color: var(--primary);
            flex-shrink: 0;
            transition: var(--transition);
        }
        .faq-item.active .faq-question .icon {
            transform: rotate(45deg);
            background: var(--primary);
            color: #fff;
        }
        .faq-answer {
            padding: 0 24px;
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.4s ease;
            font-size: 0.88rem;
            color: var(--text-light);
            line-height: 1.8;
        }
        .faq-item.active .faq-answer {
            padding: 0 24px 20px;
            max-height: 500px;
        }

        /* ========== 转化表单 ========== */
        .cta-section {
            background: var(--dark);
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            top: -60%;
            left: -10%;
            width: 500px;
            height: 500px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(139, 94, 60, 0.3), transparent 70%);
        }
        .cta-section::after {
            content: '';
            position: absolute;
            bottom: -40%;
            right: -10%;
            width: 400px;
            height: 400px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(45, 106, 79, 0.3), transparent 70%);
        }
        .cta-wrap {
            position: relative;
            z-index: 2;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 60px;
            align-items: center;
        }
        .cta-text h2 {
            color: #fff;
            font-size: 2rem;
            font-weight: 800;
            margin-bottom: 16px;
            line-height: 1.3;
        }
        .cta-text p {
            color: rgba(255, 255, 255, 0.7);
            font-size: 1rem;
            line-height: 1.8;
            margin-bottom: 28px;
        }
        .cta-points {
            display: flex;
            flex-direction: column;
            gap: 14px;
        }
        .cta-points li {
            display: flex;
            align-items: center;
            gap: 12px;
            color: rgba(255, 255, 255, 0.85);
            font-size: 0.9rem;
        }
        .cta-points li i {
            color: #E8B88A;
            width: 20px;
            text-align: center;
        }
        .cta-form {
            background: rgba(255, 255, 255, 0.08);
            border: 1px solid rgba(255, 255, 255, 0.15);
            border-radius: 20px;
            padding: 36px;
            backdrop-filter: blur(16px);
        }
        .cta-form h3 {
            color: #fff;
            font-size: 1.2rem;
            font-weight: 700;
            margin-bottom: 24px;
            text-align: center;
        }
        .cta-form .form-group {
            margin-bottom: 16px;
        }
        .cta-form label {
            display: block;
            color: rgba(255, 255, 255, 0.7);
            font-size: 0.82rem;
            margin-bottom: 6px;
            font-weight: 500;
        }
        .cta-form input,
        .cta-form textarea,
        .cta-form select {
            width: 100%;
            padding: 12px 16px;
            border-radius: 10px;
            border: 1px solid rgba(255, 255, 255, 0.2);
            background: rgba(255, 255, 255, 0.08);
            color: #fff;
            font-size: 0.9rem;
            outline: none;
            transition: var(--transition);
        }
        .cta-form input::placeholder,
        .cta-form textarea::placeholder {
            color: rgba(255, 255, 255, 0.35);
        }
        .cta-form input:focus,
        .cta-form textarea:focus,
        .cta-form select:focus {
            border-color: #E8B88A;
            box-shadow: 0 0 0 3px rgba(232, 184, 138, 0.15);
            background: rgba(255, 255, 255, 0.12);
        }
        .cta-form select {
            appearance: none;
            background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='white' viewBox='0 0 16 16'%3E%3Cpath d='M8 11L3 6h10z'/%3E%3C/svg%3E");
            background-repeat: no-repeat;
            background-position: right 14px center;
            background-size: 12px;
        }
        .cta-form select option {
            background: var(--dark);
            color: #fff;
        }
        .cta-form .submit-btn {
            width: 100%;
            padding: 14px;
            border-radius: 12px;
            background: linear-gradient(135deg, var(--primary), #C08552);
            color: #fff;
            font-weight: 700;
            font-size: 0.95rem;
            transition: var(--transition);
            margin-top: 8px;
        }
        .cta-form .submit-btn:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(139, 94, 60, 0.4);
        }
        .cta-form .privacy-note {
            text-align: center;
            font-size: 0.75rem;
            color: rgba(255, 255, 255, 0.4);
            margin-top: 14px;
        }
        @media (max-width: 1024px) {
            .cta-wrap {
                grid-template-columns: 1fr;
                gap: 40px;
            }
        }
        @media (max-width: 520px) {
            .cta-form {
                padding: 24px;
            }
            .cta-text h2 {
                font-size: 1.5rem;
            }
        }

        /* ========== 页脚 ========== */
        .site-footer {
            background: #141110;
            color: rgba(255, 255, 255, 0.7);
            padding: 60px 0 28px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr;
            gap: 48px;
            margin-bottom: 48px;
        }
        .footer-brand .logo {
            font-size: 1.1rem;
            font-weight: 800;
            color: #fff;
            margin-bottom: 16px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .footer-brand p {
            font-size: 0.85rem;
            line-height: 1.8;
            max-width: 340px;
        }
        .footer-col h4 {
            color: #fff;
            font-size: 0.95rem;
            font-weight: 700;
            margin-bottom: 20px;
        }
        .footer-col ul {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .footer-col ul a {
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.6);
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .footer-col ul a:hover {
            color: #E8B88A;
            padding-left: 4px;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 24px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 0.8rem;
            color: rgba(255, 255, 255, 0.4);
        }
        @media (max-width: 768px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
        }

        /* ========== 底部固定转化栏 ========== */
        .mobile-cta-bar {
            display: none;
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            z-index: 900;
            background: rgba(28, 25, 23, 0.95);
            backdrop-filter: blur(16px);
            padding: 12px 16px;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            align-items: center;
            justify-content: space-between;
            gap: 12px;
        }
        .mobile-cta-bar .text {
            color: #fff;
            font-size: 0.85rem;
            font-weight: 600;
            line-height: 1.4;
        }
        .mobile-cta-bar .text span {
            font-size: 0.7rem;
            color: rgba(255, 255, 255, 0.5);
            display: block;
        }
        .mobile-cta-bar .btn {
            padding: 10px 24px;
            border-radius: 50px;
            background: linear-gradient(135deg, var(--primary), #C08552);
            color: #fff;
            font-weight: 600;
            font-size: 0.85rem;
            white-space: nowrap;
            transition: var(--transition);
        }
        .mobile-cta-bar .btn:hover {
            transform: translateY(-1px);
        }
        @media (max-width: 768px) {
            .mobile-cta-bar {
                display: flex;
            }
            body {
                padding-bottom: 64px;
            }
        }

        /* ========== Focus 可访问性 ========== */
        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        textarea:focus-visible,
        select:focus-visible {
            outline: 2px solid var(--secondary);
            outline-offset: 2px;
        }

/* roulang page: index */
:root {
    --primary: #225554;
    --primary-light: #398383;
    --accent: #d4a574;
    --accent-dark: #b9814b;
    --bg-warm: #faf8f5;
    --text-dark: #2d2d2d;
    --text-muted: #6b7280;
    --border-soft: #e8e4de;
    --radius-lg: 24px;
    --radius-md: 16px;
    --shadow-sm: 0 2px 8px rgba(0,0,0,0.04);
    --shadow-md: 0 6px 24px rgba(0,0,0,0.07);
    --shadow-lg: 0 12px 40px rgba(0,0,0,0.1);
    --transition-base: all 0.3s ease;
}
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}
html {
    scroll-behavior: smooth;
}
body {
    font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
    background-color: var(--bg-warm);
    color: var(--text-dark);
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
}
a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition-base);
}
a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible {
    outline: 3px solid rgba(34, 85, 84, 0.4);
    outline-offset: 2px;
    border-radius: 6px;
}
img {
    max-width: 100%;
    display: block;
}
button {
    cursor: pointer;
    border: none;
    background: none;
    font-family: inherit;
}

.container-site {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding-left: 24px;
    padding-right: 24px;
}
@media (min-width: 640px) {
    .container-site {
        padding-left: 32px;
        padding-right: 32px;
    }
}
@media (min-width: 1024px) {
    .container-site {
        padding-left: 48px;
        padding-right: 48px;
    }
}

.section-padding {
    padding-top: 80px;
    padding-bottom: 80px;
}
@media (min-width: 768px) {
    .section-padding {
        padding-top: 100px;
        padding-bottom: 100px;
    }
}

.section-head {
    margin-bottom: 48px;
}
.section-tag {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(34, 85, 84, 0.08);
    color: var(--primary);
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 0.04em;
    padding: 6px 16px;
    border-radius: 999px;
    margin-bottom: 16px;
}
.section-title {
    font-size: 28px;
    line-height: 1.3;
    font-weight: 700;
    color: var(--text-dark);
    letter-spacing: -0.01em;
}
@media (min-width: 768px) {
    .section-title {
        font-size: 36px;
    }
}
.section-desc {
    margin-top: 12px;
    font-size: 15px;
    color: var(--text-muted);
    max-width: 640px;
    line-height: 1.8;
}

.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    color: #fff;
    font-weight: 600;
    font-size: 15px;
    padding: 12px 28px;
    border-radius: 999px;
    box-shadow: 0 4px 16px rgba(34, 85, 84, 0.25);
    transition: var(--transition-base);
    border: none;
}
.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(34, 85, 84, 0.35);
}
.btn-primary:active {
    transform: translateY(0);
    box-shadow: 0 2px 8px rgba(34, 85, 84, 0.3);
}

.btn-outline {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: transparent;
    color: #fff;
    font-weight: 600;
    font-size: 15px;
    padding: 12px 28px;
    border-radius: 999px;
    border: 1.5px solid rgba(255, 255, 255, 0.5);
    transition: var(--transition-base);
    backdrop-filter: blur(4px);
}
.btn-outline:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: #fff;
}
.btn-outline-dark {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: transparent;
    color: var(--primary);
    font-weight: 600;
    font-size: 15px;
    padding: 12px 28px;
    border-radius: 999px;
    border: 1.5px solid var(--primary);
    transition: var(--transition-base);
}
.btn-outline-dark:hover {
    background: var(--primary);
    color: #fff;
}

.data-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 14px;
    font-weight: 700;
    color: #fff;
    background: linear-gradient(135deg, #d4a574, #b9814b);
    padding: 6px 14px;
    border-radius: 999px;
    box-shadow: 0 4px 12px rgba(217, 165, 116, 0.4);
    letter-spacing: 0.02em;
}

.card-base {
    background: #fff;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    border: 1px solid rgba(0, 0, 0, 0.04);
    transition: var(--transition-base);
}
.card-base:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-4px);
}

.hero-warp {
    position: relative;
    background: linear-gradient(rgba(10, 20, 20, 0.72), rgba(10, 20, 20, 0.88)), url('/assets/images/backpic/back-1.jpg') center / cover no-repeat;
    min-height: 720px;
    display: flex;
    align-items: center;
    color: #fff;
    overflow: hidden;
}
.hero-warp::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 200px;
    background: linear-gradient(transparent, rgba(10, 20, 20, 0.3));
    pointer-events: none;
}

.faq-card {
    border: 1px solid #eceae5;
    border-radius: 14px;
    background: #fff;
    transition: var(--transition-base);
    overflow: hidden;
}
.faq-card:hover {
    border-color: #d0ccc4;
    box-shadow: var(--shadow-md);
}
.faq-q {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
    text-align: left;
    padding: 20px 24px;
    font-size: 16px;
    font-weight: 600;
    color: var(--text-dark);
    background: transparent;
    transition: var(--transition-base);
}
.faq-q:hover {
    color: var(--primary);
}
.faq-q .fa-chevron-down {
    color: var(--accent-dark);
    transition: transform 0.3s ease;
    flex-shrink: 0;
}
.faq-card.open .faq-q .fa-chevron-down {
    transform: rotate(180deg);
}
.faq-a {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease;
    padding: 0 24px;
    font-size: 14.5px;
    color: var(--text-muted);
    line-height: 1.75;
}
.faq-card.open .faq-a {
    max-height: 400px;
    padding-bottom: 20px;
}

.sticky-cta {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 50;
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(12px);
    border-top: 1px solid rgba(0, 0, 0, 0.06);
    box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.06);
    transform: translateY(100%);
    transition: transform 0.4s ease;
}
.sticky-cta.visible {
    transform: translateY(0);
}

.cover-card {
    position: relative;
    border-radius: 18px;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}
.cover-card img {
    width: 100%;
    height: 340px;
    object-fit: cover;
    transition: transform 0.6s ease;
}
.cover-card:hover img {
    transform: scale(1.04);
}
.cover-card-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.75) 0%, transparent 55%);
}
.cover-card-content {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 20px;
    color: #fff;
}

.rank-item {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 16px 20px;
    background: #fff;
    border-radius: 14px;
    border: 1px solid #f0ede8;
    transition: var(--transition-base);
}
.rank-item:hover {
    box-shadow: var(--shadow-md);
    border-color: #ddd8d0;
    transform: translateX(4px);
}
.rank-badge {
    width: 38px;
    height: 38px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 16px;
    color: #fff;
    flex-shrink: 0;
}
.rank-1 {
    background: linear-gradient(135deg, #f0b34d, #d69a2e);
}
.rank-2 {
    background: linear-gradient(135deg, #a8b8c8, #8a9db0);
}
.rank-3 {
    background: linear-gradient(135deg, #cc9a7a, #a97b5e);
}
.rank-other {
    background: #e8e4de;
    color: #6b7280;
}

.metric-card {
    text-align: center;
    background: #fff;
    border-radius: var(--radius-md);
    padding: 32px 20px;
    border: 1px solid rgba(0, 0, 0, 0.04);
    box-shadow: var(--shadow-sm);
    transition: var(--transition-base);
}
.metric-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-6px);
}
.metric-num {
    font-size: 42px;
    font-weight: 800;
    line-height: 1.2;
    background: linear-gradient(135deg, var(--primary) 0%, var(--accent-dark) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    display: inline-block;
}
.metric-label {
    margin-top: 8px;
    font-size: 14px;
    color: var(--text-muted);
    font-weight: 500;
}

.info-list-item {
    padding: 16px 0;
    border-bottom: 1px solid #f0ede8;
    display: flex;
    gap: 16px;
    align-items: flex-start;
}
.info-list-item:last-child {
    border-bottom: none;
}
.info-list-item .dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--accent);
    flex-shrink: 0;
    margin-top: 10px;
}

.review-card {
    background: #fff;
    border-radius: var(--radius-md);
    padding: 28px;
    border: 1px solid rgba(0, 0, 0, 0.04);
    box-shadow: var(--shadow-sm);
    transition: var(--transition-base);
    position: relative;
}
.review-card:hover {
    box-shadow: var(--shadow-md);
}
.review-card::before {
    content: '“';
    position: absolute;
    top: 8px;
    right: 18px;
    font-size: 64px;
    color: #f0ede8;
    font-family: Georgia, serif;
    line-height: 1;
    pointer-events: none;
}

.form-input {
    width: 100%;
    padding: 14px 18px;
    border: 1.5px solid #e0ddd7;
    border-radius: 12px;
    font-size: 15px;
    background: #fff;
    transition: var(--transition-base);
    color: var(--text-dark);
}
.form-input::placeholder {
    color: #b0aca5;
}
.form-input:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(34, 85, 84, 0.12);
    outline: none;
}
.form-label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    color: #4b5563;
    margin-bottom: 6px;
    letter-spacing: 0.02em;
}

.region-card {
    background: #fff;
    border-radius: var(--radius-md);
    padding: 24px;
    border: 1px solid rgba(0, 0, 0, 0.04);
    box-shadow: var(--shadow-sm);
    transition: var(--transition-base);
    text-align: center;
}
.region-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-4px);
    border-color: rgba(34, 85, 84, 0.2);
}
.region-icon {
    width: 52px;
    height: 52px;
    border-radius: 16px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: rgba(34, 85, 84, 0.08);
    color: var(--primary);
    font-size: 20px;
    margin-bottom: 14px;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    padding-top: 28px;
    margin-top: 48px;
}

.header-nav {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(250, 248, 245, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(0, 0, 0, 0.06);
    transition: box-shadow 0.3s ease;
}
.header-nav.scrolled {
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.08);
}
.nav-link {
    position: relative;
    padding: 8px 4px;
    font-weight: 500;
    font-size: 15px;
    color: #4b5563;
    transition: color 0.2s ease;
}
.nav-link:hover {
    color: var(--primary);
}
.nav-link.active {
    color: var(--primary);
    font-weight: 600;
}
.nav-link.active::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    right: 0;
    height: 3px;
    border-radius: 2px;
    background: linear-gradient(90deg, var(--primary), var(--accent));
}

.mobile-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: #faf8f5;
    border-bottom: 1px solid #eee;
    padding: 16px 24px;
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.08);
}
.mobile-menu.open {
    display: block;
}

@media (min-width: 768px) {
    .mobile-menu {
        display: none !important;
    }
    .desktop-nav {
        display: flex !important;
    }
    .hamburger-btn {
        display: none !important;
    }
}

.section-wildcard-1 {
    background: linear-gradient(135deg, rgba(34, 85, 84, 0.04) 0%, rgba(212, 165, 116, 0.08) 100%);
}

.box-shadow-card {
    box-shadow: var(--shadow-md);
}

.y-wrapper {
    animation: fadeUp 0.6s ease both;
}
@keyframes fadeUp {
    from {
        opacity: 0;
        transform: translateY(16px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.trending-tag {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-size: 12px;
    font-weight: 600;
    background: rgba(212, 165, 116, 0.18);
    color: #9a6638;
    padding: 4px 10px;
    border-radius: 999px;
    white-space: nowrap;
}

/* roulang page: category1 */
:root {
      --brand-50: #f0f9f2;
      --brand-100: #dff0e4;
      --brand-200: #c0e1ca;
      --brand-300: #93c9a5;
      --brand-400: #5ea877;
      --brand-500: #3b8b56;
      --brand-600: #2b7043;
      --brand-700: #235a37;
      --brand-800: #1e492e;
      --brand-900: #193c27;
      --brand-950: #0b2215;
      --gold-400: #d9b45a;
      --gold-500: #c49a3a;
      --gold-600: #a67c2b;
      --text-main: #1e293b;
      --text-muted: #64748b;
      --border-color: #e2e8f0;
      --radius-lg: 1rem;
      --radius-xl: 1.5rem;
      --shadow-card: 0 4px 20px rgba(0,0,0,0.06);
      --shadow-hover: 0 8px 30px rgba(0,0,0,0.12);
    }

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

    html { scroll-behavior: smooth; }

    body {
      font-family: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', Arial, sans-serif;
      color: var(--text-main);
      background: #fafaf8;
      line-height: 1.6;
      -webkit-font-smoothing: antialiased;
    }

    img { max-width: 100%; display: block; }
    a { text-decoration: none; color: inherit; }
    button { background: none; border: none; cursor: pointer; }

    .container-site {
      max-width: 1200px;
      margin: 0 auto;
      padding-left: 1.25rem;
      padding-right: 1.25rem;
    }

    /* ===== Header ===== */
    .header-nav {
      position: sticky;
      top: 0;
      z-index: 100;
      background: rgba(255, 255, 255, 0.95);
      backdrop-filter: blur(12px);
      border-bottom: 1px solid rgba(226, 232, 240, 0.8);
      box-shadow: 0 2px 20px rgba(0,0,0,0.03);
    }

    .desktop-nav .nav-link {
      position: relative;
      font-weight: 500;
      color: var(--text-main);
      padding: 0.5rem 0.25rem;
      transition: color 0.3s ease;
    }

    .desktop-nav .nav-link:hover {
      color: var(--brand-600);
    }

    .desktop-nav .nav-link.active {
      color: var(--brand-700);
      font-weight: 700;
    }

    .desktop-nav .nav-link.active::after {
      content: '';
      position: absolute;
      bottom: -2px;
      left: 0;
      width: 100%;
      height: 3px;
      border-radius: 9999px;
      background: linear-gradient(90deg, var(--brand-600), var(--gold-400));
    }

    .mobile-menu {
      display: none;
      padding: 1rem;
      background: #fff;
      border-top: 1px solid var(--border-color);
      box-shadow: 0 10px 30px rgba(0,0,0,0.08);
    }

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

    .mobile-menu .nav-link {
      display: block;
      padding: 0.75rem 0.5rem;
      font-weight: 600;
      color: var(--text-main);
      border-radius: 0.75rem;
      transition: background 0.2s ease;
    }

    .mobile-menu .nav-link:hover { background: var(--brand-50); }
    .mobile-menu .nav-link.active { color: var(--brand-700); background: var(--brand-50); }

    /* ===== Buttons ===== */
    .btn-primary {
      display: inline-flex;
      align-items: center;
      gap: 0.5rem;
      background: linear-gradient(135deg, var(--brand-600), var(--brand-500));
      color: #fff;
      font-weight: 600;
      padding: 0.75rem 1.5rem;
      border-radius: 9999px;
      text-decoration: none;
      transition: all 0.3s ease;
      box-shadow: 0 4px 14px rgba(43, 112, 67, 0.3);
      border: none;
      cursor: pointer;
      line-height: 1.5;
    }

    .btn-primary:hover {
      transform: translateY(-2px);
      box-shadow: 0 6px 20px rgba(43, 112, 67, 0.4);
      background: linear-gradient(135deg, var(--brand-700), var(--brand-600));
      color: #fff;
    }

    .btn-primary:active { transform: translateY(0); box-shadow: 0 3px 10px rgba(43, 112, 67, 0.3); }

    .btn-primary:focus-visible,
    .btn-secondary:focus-visible,
    .nav-link:focus-visible {
      outline: 3px solid rgba(43, 112, 67, 0.3);
      outline-offset: 2px;
    }

    .btn-secondary {
      display: inline-flex;
      align-items: center;
      gap: 0.5rem;
      background: rgba(255, 255, 255, 0.15);
      color: #fff;
      font-weight: 600;
      padding: 0.75rem 1.5rem;
      border-radius: 9999px;
      text-decoration: none;
      border: 1px solid rgba(255, 255, 255, 0.4);
      backdrop-filter: blur(8px);
      transition: all 0.3s ease;
      cursor: pointer;
      line-height: 1.5;
    }

    .btn-secondary:hover {
      background: rgba(255, 255, 255, 0.25);
      border-color: rgba(255, 255, 255, 0.7);
      transform: translateY(-2px);
    }

    .btn-outline {
      display: inline-flex;
      align-items: center;
      gap: 0.5rem;
      background: transparent;
      color: var(--brand-700);
      font-weight: 600;
      padding: 0.7rem 1.4rem;
      border-radius: 9999px;
      border: 2px solid var(--brand-200);
      transition: all 0.3s ease;
      cursor: pointer;
      line-height: 1.5;
    }

    .btn-outline:hover {
      border-color: var(--brand-500);
      background: var(--brand-50);
      transform: translateY(-2px);
    }

    /* ===== Hero ===== */
    .hero-section {
      position: relative;
      background-image: url('/assets/images/backpic/back-1.jpg');
      background-size: cover;
      background-position: center;
    }

    .hero-section::before {
      content: '';
      position: absolute;
      inset: 0;
      background: linear-gradient(120deg, rgba(11,34,21,0.97) 0%, rgba(25,60,39,0.88) 45%, rgba(43,112,67,0.55) 100%);
    }

    .hero-title {
      font-size: 2.5rem;
      font-weight: 800;
      line-height: 1.25;
      color: #fff;
      letter-spacing: -0.02em;
      margin-bottom: 1.25rem;
    }

    .hero-desc {
      font-size: 1.05rem;
      color: rgba(255, 255, 255, 0.85);
      line-height: 1.8;
      margin-bottom: 1.75rem;
      max-width: 32rem;
    }

    .hero-card {
      background: rgba(255, 255, 255, 0.97);
      border-radius: 1.5rem;
      box-shadow: 0 20px 60px rgba(0,0,0,0.25);
      padding: 1.75rem;
      backdrop-filter: blur(12px);
      border: 1px solid rgba(255,255,255,0.3);
    }

    .hero-card .section-label {
      font-size: 0.75rem;
      font-weight: 600;
      text-transform: uppercase;
      letter-spacing: 0.08em;
      color: var(--brand-600);
    }

    .time-slot {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      padding: 0.5rem 0.75rem;
      border-radius: 0.75rem;
      border: 1.5px solid var(--border-color);
      background: #fff;
      font-size: 0.85rem;
      font-weight: 500;
      color: var(--text-main);
      cursor: pointer;
      transition: all 0.25s ease;
      text-align: center;
    }

    .time-slot:hover {
      border-color: var(--brand-300);
      background: var(--brand-50);
    }

    .time-slot.active {
      background: linear-gradient(135deg, var(--brand-600), var(--brand-500));
      color: #fff;
      border-color: transparent;
      box-shadow: 0 4px 12px rgba(43,112,67,0.3);
    }

    /* ===== Section Spacing ===== */
    .section-padding { padding: 5rem 0; }
    .section-padding-sm { padding: 3.5rem 0; }

    .section-header {
      text-align: center;
      max-width: 720px;
      margin: 0 auto 3rem;
    }

    .section-header .overline {
      display: inline-block;
      font-size: 0.75rem;
      font-weight: 700;
      text-transform: uppercase;
      letter-spacing: 0.12em;
      color: var(--gold-500);
      margin-bottom: 0.75rem;
    }

    .section-header h2 {
      font-size: 2rem;
      font-weight: 800;
      color: var(--brand-900);
      line-height: 1.3;
      letter-spacing: -0.02em;
      margin-bottom: 0.75rem;
    }

    .section-header p {
      color: var(--text-muted);
      font-size: 1rem;
      line-height: 1.7;
    }

    /* ===== Data Badges ===== */
    .data-badge {
      background: #fff;
      border-radius: 1.25rem;
      padding: 1.5rem 1.25rem;
      text-align: center;
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-card);
      transition: all 0.3s ease;
    }

    .data-badge:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-hover);
      border-color: var(--brand-200);
    }

    .data-badge .icon {
      width: 44px;
      height: 44px;
      border-radius: 12px;
      background: linear-gradient(135deg, var(--brand-600), var(--brand-400));
      display: flex;
      align-items: center;
      justify-content: center;
      color: #fff;
      font-size: 1.2rem;
      margin: 0 auto 1rem;
      box-shadow: 0 4px 12px rgba(43,112,67,0.25);
    }

    .data-badge .number {
      font-size: 1.9rem;
      font-weight: 800;
      color: var(--brand-800);
      line-height: 1.2;
      margin-bottom: 0.25rem;
      letter-spacing: -0.02em;
    }

    .data-badge .label {
      font-size: 0.875rem;
      color: var(--text-muted);
    }

    /* ===== Service Cards ===== */
    .service-card {
      background: #fff;
      border-radius: 1.25rem;
      padding: 1.75rem;
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-card);
      transition: all 0.3s ease;
      height: 100%;
      position: relative;
      overflow: hidden;
    }

    .service-card::before {
      content: '';
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      height: 4px;
      background: linear-gradient(90deg, var(--brand-600), var(--gold-400));
      transform: scaleX(0);
      transform-origin: left;
      transition: transform 0.4s ease;
    }

    .service-card:hover {
      transform: translateY(-6px);
      box-shadow: var(--shadow-hover);
    }

    .service-card:hover::before { transform: scaleX(1); }

    .service-card .service-icon {
      width: 52px;
      height: 52px;
      border-radius: 14px;
      background: var(--brand-50);
      display: flex;
      align-items: center;
      justify-content: center;
      color: var(--brand-600);
      font-size: 1.4rem;
      margin-bottom: 1.25rem;
      border: 1px solid var(--brand-100);
    }

    .service-card h3 {
      font-size: 1.15rem;
      font-weight: 700;
      color: var(--brand-900);
      margin-bottom: 0.5rem;
    }

    .service-card .tags {
      display: flex;
      flex-wrap: wrap;
      gap: 0.4rem;
      margin-top: 0.75rem;
    }

    .service-card .tag {
      display: inline-block;
      padding: 0.25rem 0.6rem;
      border-radius: 9999px;
      background: var(--brand-50);
      color: var(--brand-700);
      font-size: 0.75rem;
      font-weight: 600;
      border: 1px solid var(--brand-100);
    }

    /* ===== Compare ===== */
    .compare-card {
      background: #fff;
      border-radius: 1.5rem;
      padding: 2rem;
      box-shadow: var(--shadow-card);
      height: 100%;
    }

    .compare-card.negative {
      border-top: 4px solid #f87171;
    }

    .compare-card.positive {
      border-top: 4px solid var(--brand-500);
      background: linear-gradient(180deg, #fff 0%, var(--brand-50) 100%);
    }

    .compare-card h4 {
      font-size: 1.25rem;
      font-weight: 700;
      margin-bottom: 1.4rem;
      display: flex;
      align-items: center;
      gap: 0.6rem;
    }

    .compare-list {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 0.9rem;
    }

    .compare-list li {
      display: flex;
      align-items: flex-start;
      gap: 0.7rem;
      font-size: 0.95rem;
      color: var(--text-main);
      line-height: 1.5;
    }

    .compare-list li i {
      margin-top: 0.2rem;
      flex-shrink: 0;
    }

    .compare-list li .comp-note {
      display: block;
      font-size: 0.85rem;
      color: var(--text-muted);
    }

    /* ===== Feature Cards (精选) ===== */
    .feature-card {
      background: #fff;
      border-radius: 1.5rem;
      overflow: hidden;
      box-shadow: var(--shadow-card);
      transition: all 0.3s ease;
      border: 1px solid var(--border-color);
      height: 100%;
      display: flex;
      flex-direction: column;
    }

    .feature-card:hover {
      transform: translateY(-6px);
      box-shadow: var(--shadow-hover);
    }

    .feature-card .feature-img {
      height: 220px;
      overflow: hidden;
      position: relative;
    }

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

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

    .feature-card .feature-img::after {
      content: '';
      position: absolute;
      inset: 0;
      background: linear-gradient(180deg, transparent 60%, rgba(11,34,21,0.5) 100%);
    }

    .feature-card .feature-img .badge {
      position: absolute;
      top: 0.75rem;
      left: 0.75rem;
      z-index: 2;
      background: rgba(255,255,255,0.92);
      backdrop-filter: blur(8px);
      padding: 0.3rem 0.8rem;
      border-radius: 9999px;
      font-size: 0.78rem;
      font-weight: 700;
      color: var(--brand-700);
      box-shadow: 0 2px 8px rgba(0,0,0,0.12);
    }

    .feature-card .feature-body {
      padding: 1.5rem;
      flex: 1;
      display: flex;
      flex-direction: column;
    }

    .feature-card h3 {
      font-size: 1.15rem;
      font-weight: 700;
      color: var(--brand-900);
      margin-bottom: 0.5rem;
    }

    .feature-card p {
      font-size: 0.9rem;
      color: var(--text-muted);
      line-height: 1.6;
      flex: 1;
    }

    .feature-card .feature-meta {
      display: flex;
      align-items: center;
      gap: 0.5rem;
      margin-top: 1rem;
      padding-top: 1rem;
      border-top: 1px solid var(--border-color);
      font-size: 0.8rem;
      color: var(--brand-600);
      font-weight: 600;
    }

    /* ===== FAQ ===== */
    .faq-item {
      background: #fff;
      border-radius: 1.25rem;
      border: 1px solid var(--border-color);
      overflow: hidden;
      margin-bottom: 1rem;
      box-shadow: 0 2px 10px rgba(0,0,0,0.04);
      transition: border-color 0.3s ease;
    }

    .faq-item.active {
      border-color: var(--brand-200);
      box-shadow: 0 4px 20px rgba(43,112,67,0.08);
    }

    .faq-question {
      width: 100%;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 1rem;
      padding: 1.1rem 1.4rem;
      font-size: 1rem;
      font-weight: 600;
      color: var(--text-main);
      text-align: left;
      cursor: pointer;
      background: none;
      border: none;
      transition: color 0.2s ease;
    }

    .faq-question:hover { color: var(--brand-700); }

    .faq-question .faq-icon {
      font-size: 0.85rem;
      width: 28px;
      height: 28px;
      border-radius: 9999px;
      background: var(--brand-50);
      display: flex;
      align-items: center;
      justify-content: center;
      color: var(--brand-600);
      transition: transform 0.3s ease, background 0.3s ease;
      flex-shrink: 0;
    }

    .faq-item.active .faq-icon {
      transform: rotate(45deg);
      background: var(--brand-600);
      color: #fff;
    }

    .faq-answer {
      max-height: 0;
      overflow: hidden;
      transition: max-height 0.4s ease;
    }

    .faq-answer .answer-inner {
      padding: 0 1.4rem 1.3rem;
      font-size: 0.92rem;
      color: var(--text-muted);
      line-height: 1.75;
    }

    /* ===== CTA Form ===== */
    .cta-section {
      background: linear-gradient(135deg, var(--brand-950) 0%, var(--brand-900) 50%, var(--brand-800) 100%);
      position: relative;
      overflow: hidden;
    }

    .cta-section::before {
      content: '';
      position: absolute;
      top: -50%;
      right: -20%;
      width: 500px;
      height: 500px;
      background: radial-gradient(circle, rgba(217,180,90,0.15) 0%, transparent 70%);
      border-radius: 50%;
    }

    .cta-section::after {
      content: '';
      position: absolute;
      bottom: -30%;
      left: -10%;
      width: 400px;
      height: 400px;
      background: radial-gradient(circle, rgba(94,168,119,0.2) 0%, transparent 70%);
      border-radius: 50%;
    }

    .form-card {
      background: #fff;
      border-radius: 1.75rem;
      box-shadow: 0 25px 60px rgba(0,0,0,0.3);
      padding: 2.5rem;
    }

    .form-input {
      width: 100%;
      padding: 0.75rem 1rem;
      border-radius: 0.75rem;
      border: 1.5px solid var(--border-color);
      background: #fff;
      font-size: 0.92rem;
      color: var(--text-main);
      transition: all 0.25s ease;
      outline: none;
    }

    .form-input:focus {
      border-color: var(--brand-500);
      box-shadow: 0 0 0 4px rgba(43,112,67,0.1);
    }

    .form-input:hover { border-color: var(--brand-300); }

    .form-label {
      display: block;
      font-size: 0.82rem;
      font-weight: 600;
      color: var(--text-main);
      margin-bottom: 0.4rem;
      letter-spacing: 0.02em;
    }

    /* ===== Footer ===== */
    .footer-link {
      transition: color 0.25s ease;
    }

    .footer-link:hover { color: var(--gold-400); }

    /* ===== Responsive ===== */
    @media (max-width: 1024px) {
      .hero-title { font-size: 2rem; }
      .section-header h2 { font-size: 1.7rem; }
    }

    @media (max-width: 768px) {
      .desktop-nav { display: none !important; }
      .hero-title { font-size: 1.75rem; }
      .hero-desc { font-size: 0.95rem; }
      .section-padding { padding: 3.5rem 0; }
      .section-header { margin-bottom: 2rem; }
      .section-header h2 { font-size: 1.45rem; }
      .form-card { padding: 1.75rem; }
      .data-badge .number { font-size: 1.6rem; }
    }

    @media (max-width: 520px) {
      .container-site { padding-left: 1rem; padding-right: 1rem; }
      .hero-title { font-size: 1.5rem; }
      .hero-card { padding: 1.25rem; }
      .compare-card { padding: 1.5rem; }
      .faq-question { padding: 1rem; font-size: 0.92rem; }
      .faq-answer .answer-inner { padding: 0 1rem 1.1rem; font-size: 0.85rem; }
      .data-badge { padding: 1.1rem 0.9rem; }
      .data-badge .number { font-size: 1.4rem; }
    }

/* roulang page: category1 */
:root{--primary:#0f766e;--primary-dark:#115e59;--secondary:#d97706;--accent:#f59e0b;--bg:#f8fafc;--text:#1e293b;--text-light:#64748b;--border:#e2e8f0;--radius:16px;--shadow:0 4px 24px rgba(15,23,42,0.08)}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;background:var(--bg);color:var(--text);line-height:1.7}
img{max-width:100%;display:block}
a{text-decoration:none;color:inherit;transition:color .2s}
button{font-family:inherit}
.container-custom{max-width:1280px;margin:0 auto;padding:0 24px}
@media(max-width:768px){.container-custom{padding:0 16px}}
/* Header */
.site-header{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.92);backdrop-filter:blur(12px);border-bottom:1px solid rgba(226,232,240,.7);box-shadow:0 1px 8px rgba(15,23,42,.04)}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;height:72px}
.nav-logo{display:flex;align-items:center;gap:10px;font-weight:800;font-size:1.05rem;color:var(--primary);white-space:nowrap}
.logo-icon{width:38px;height:38px;border-radius:10px;background:linear-gradient(135deg,var(--primary),var(--secondary));display:flex;align-items:center;justify-content:center;color:#fff;font-size:15px;flex-shrink:0}
.nav-links{display:flex;align-items:center;gap:4px}
.nav-links a{display:flex;align-items:center;gap:4px;padding:8px 16px;border-radius:8px;font-size:.9rem;font-weight:500;color:#475569;transition:all .2s}
.nav-links a:hover{background:#f1f5f9;color:var(--primary)}
.nav-links a.active{background:#f0fdfa;color:var(--primary);font-weight:600}
.nav-cta{display:flex;align-items:center;gap:6px;background:linear-gradient(135deg,var(--primary),var(--primary-dark));color:#fff;padding:9px 20px;border-radius:10px;font-size:.9rem;font-weight:600;transition:all .25s;box-shadow:0 2px 12px rgba(15,118,110,.2)}
.nav-cta:hover{transform:translateY(-1px);box-shadow:0 6px 20px rgba(15,118,110,.3)}
.nav-toggle{display:none;background:none;border:none;font-size:1.3rem;color:var(--text);cursor:pointer;padding:6px}
@media(max-width:768px){
.nav-links{display:none;position:absolute;top:72px;left:0;right:0;background:#fff;flex-direction:column;padding:16px;border-bottom:1px solid var(--border);box-shadow:0 10px 30px rgba(0,0,0,.08)}
.nav-links.open{display:flex}
.nav-toggle{display:block}
.nav-cta{display:none}
}
/* Hero */
.hero-cat{background:linear-gradient(135deg,#0f172a2b,#0f172a3b),url('/assets/images/backpic/back-1.jpg') center/cover no-repeat;background-blend-mode:overlay;padding:90px 0 80px;position:relative}
.hero-cat::before{content:'';position:absolute;inset:0;background:linear-gradient(100deg,rgba(255,255,255,.94) 20%,rgba(255,255,255,.85) 45%,rgba(255,255,255,.3) 100%);pointer-events:none}
.hero-cat .container-custom{position:relative;z-index:2}
.hero-grid{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}
@media(max-width:992px){.hero-grid{grid-template-columns:1fr;gap:36px}}
.hero-badge{display:inline-flex;align-items:center;gap:8px;background:rgba(15,118,110,.1);border:1px solid rgba(15,118,110,.2);color:var(--primary);padding:6px 16px;border-radius:999px;font-size:.8rem;font-weight:600;margin-bottom:20px}
.hero-cat h1{font-size:2.6rem;line-height:1.3;font-weight:800;margin-bottom:18px;color:#0f172a}
@media(max-width:768px){.hero-cat h1{font-size:1.9rem}}
.hero-cat .lead{font-size:1.05rem;color:#475569;max-width:540px;margin-bottom:24px}
.hero-stats{display:flex;gap:28px;margin-top:28px;flex-wrap:wrap}
.hero-stat{background:rgba(255,255,255,.85);border-radius:14px;padding:14px 22px;box-shadow:0 2px 16px rgba(0,0,0,.06);backdrop-filter:blur(4px)}
.hero-stat .num{font-size:1.6rem;font-weight:800;color:var(--primary);line-height:1.2}
.hero-stat .label{font-size:.78rem;color:#64748b}
.hero-panel{background:linear-gradient(135deg,rgba(255,255,255,.95),rgba(248,250,252,.92));border-radius:24px;box-shadow:0 12px 48px rgba(15,23,42,.12);padding:32px;backdrop-filter:blur(8px);border:1px solid rgba(255,255,255,.6)}
.hero-panel h3{font-size:1.15rem;font-weight:700;display:flex;align-items:center;gap:8px;margin-bottom:6px}
.hero-panel p{font-size:.88rem;color:#64748b;margin-bottom:18px}
.time-slots{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:20px}
.time-slot{flex:1;min-width:86px;text-align:center;background:#f1f5f9;border:2px solid transparent;border-radius:10px;padding:10px 6px;cursor:pointer;transition:all .2s}
.time-slot:hover{border-color:var(--primary);background:#f0fdfa}
.time-slot.active{border-color:var(--primary);background:#f0fdfa}
.time-slot .t{font-size:.9rem;font-weight:700;color:#1e293b}
.time-slot .p{font-size:.7rem;color:#64748b;margin-top:2px}
.btn-hero{display:inline-flex;align-items:center;gap:8px;background:linear-gradient(135deg,var(--primary),var(--primary-dark));color:#fff;padding:14px 30px;border-radius:12px;font-weight:600;font-size:.95rem;transition:all .25s;box-shadow:0 4px 20px rgba(15,118,110,.25);border:none;cursor:pointer}
.btn-hero:hover{transform:translateY(-2px);box-shadow:0 8px 30px rgba(15,118,110,.35);color:#fff}
/* Section defaults */
.section{padding:72px 0}
.section-head{margin-bottom:40px}
.section-head .tag{display:inline-flex;align-items:center;gap:6px;font-size:.78rem;font-weight:600;color:var(--primary);background:#f0fdfa;border:1px solid #ccfbf1;padding:4px 14px;border-radius:999px;margin-bottom:12px}
.section-head h2{font-size:2rem;font-weight:800;color:#0f172a;line-height:1.3}
.section-head p{color:#64748b;font-size:.98rem;margin-top:10px;max-width:680px}
@media(max-width:768px){.section{padding:52px 0}.section-head h2{font-size:1.5rem}}
/* Metrics */
.metrics-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
@media(max-width:992px){.metrics-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:520px){.metrics-grid{grid-template-columns:1fr}}
.metric-card{background:#fff;border-radius:var(--radius);padding:28px 24px;text-align:center;box-shadow:var(--shadow);border:1px solid rgba(226,232,240,.6);transition:transform .25s,box-shadow .25s}
.metric-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover)}
.metric-card .icon{width:52px;height:52px;border-radius:14px;display:flex;align-items:center;justify-content:center;font-size:22px;margin:0 auto 16px;color:#fff}
.metric-card .num{font-size:2.2rem;font-weight:800;color:#0f172a;line-height:1.2}
.metric-card .num span{font-size:1rem;font-weight:600;color:var(--text-light)}
.metric-card .label{font-size:.88rem;color:#64748b;margin-top:6px}
/* Service matrix */
.matrix-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
@media(max-width:992px){.matrix-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:640px){.matrix-grid{grid-template-columns:1fr}}
.matrix-card{background:#fff;border-radius:20px;overflow:hidden;box-shadow:var(--shadow);border:1px solid rgba(226,232,240,.55);transition:all .25s}
.matrix-card:hover{transform:translateY(-4px);box-shadow:0 12px 36px rgba(15,23,42,.12)}
.matrix-card .cover{height:170px;position:relative;overflow:hidden}
.matrix-card .cover img{width:100%;height:100%;object-fit:cover;transition:transform .4s}
.matrix-card:hover .cover img{transform:scale(1.04)}
.matrix-card .cover .city-tag{position:absolute;top:12px;left:12px;background:rgba(15,23,42,.72);color:#fff;font-size:.75rem;font-weight:600;padding:4px 12px;border-radius:999px;backdrop-filter:blur(4px)}
.matrix-card .cover .hot-badge{position:absolute;top:12px;right:12px;background:linear-gradient(135deg,#f59e0b,#d97706);color:#fff;font-size:.7rem;font-weight:700;padding:3px 10px;border-radius:999px;box-shadow:0 2px 8px rgba(217,119,6,.4)}
.matrix-card .body{padding:22px}
.matrix-card .body h3{font-size:1.08rem;font-weight:700;margin-bottom:8px;color:#0f172a}
.matrix-card .body .desc{font-size:.86rem;color:#64748b;line-height:1.6;margin-bottom:12px}
.matrix-card .body .meta{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:16px}
.matrix-card .body .meta span{display:inline-flex;align-items:center;gap:5px;font-size:.75rem;color:#475569;background:#f8fafc;border:1px solid #e2e8f0;padding:3px 10px;border-radius:999px}
.matrix-card .body .price-row{display:flex;align-items:center;justify-content:space-between;border-top:1px solid #f1f5f9;padding-top:14px}
.matrix-card .body .price{font-size:1.2rem;font-weight:800;color:var(--primary)}
.matrix-card .body .price small{font-size:.75rem;color:#94a3b8;font-weight:400}
/* Compare */
.compare-wrap{display:grid;grid-template-columns:1fr 1fr;gap:0;border-radius:20px;overflow:hidden;box-shadow:var(--shadow);border:1px solid var(--border)}
@media(max-width:768px){.compare-wrap{grid-template-columns:1fr}}
.compare-col{padding:32px 30px}
.compare-col.bad{background:#f8fafc}
.compare-col.good{background:linear-gradient(135deg,#f0fdfa,#ecfdf5)}
.compare-col h4{font-size:1rem;font-weight:700;margin-bottom:18px;display:flex;align-items:center;gap:8px}
.compare-list{display:flex;flex-direction:column;gap:12px}
.compare-item{display:flex;gap:10px;font-size:.88rem;color:#475569;line-height:1.5}
.compare-item i{margin-top:4px;flex-shrink:0}
/* Steps */
.steps-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:28px}
@media(max-width:992px){.steps-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:520px){.steps-grid{grid-template-columns:1fr}}
.step-card{background:#fff;border-radius:20px;padding:28px;box-shadow:var(--shadow);position:relative;border:1px solid rgba(226,232,240,.5)}
.step-card .step-num{width:44px;height:44px;border-radius:12px;background:linear-gradient(135deg,var(--primary),var(--secondary));color:#fff;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:1.1rem;margin-bottom:16px}
.step-card h3{font-size:1rem;font-weight:700;margin-bottom:8px}
.step-card p{font-size:.84rem;color:#64748b;line-height:1.6}
/* FAQ */
.faq-wrap{max-width:780px;margin:0 auto;display:flex;flex-direction:column;gap:14px}
.faq-item{background:#fff;border-radius:14px;border:1px solid var(--border);overflow:hidden;box-shadow:0 2px 12px rgba(15,23,42,.04)}
.faq-item summary{list-style:none;cursor:pointer;padding:20px 24px;font-weight:600;font-size:.95rem;display:flex;align-items:center;justify-content:space-between;gap:12px}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{background:#f8fafc}
.faq-item[open] summary{border-bottom:1px solid #f1f5f9;color:var(--primary)}
.faq-item .answer{padding:16px 24px 20px;font-size:.9rem;color:#64748b;line-height:1.7}
.faq-item .answer p{margin-bottom:8px}
.faq-item .answer p:last-child{margin-bottom:0}
/* CTA form */
.cta-section{background:linear-gradient(135deg,#0f172a,#1e293b),url('/assets/images/backpic/back-2.jpg');background-size:cover;background-blend-mode:overlay;padding:70px 0}
.cta-grid{display:grid;grid-template-columns:1fr 1fr;gap:50px;align-items:center}
@media(max-width:992px){.cta-grid{grid-template-columns:1fr}}
.cta-copy h2{font-size:1.9rem;font-weight:800;color:#fff;line-height:1.3;margin-bottom:16px}
.cta-copy p{color:#cbd5e1;font-size:.95rem;margin-bottom:20px}
.cta-contact{display:flex;flex-direction:column;gap:12px;margin-top:10px}
.cta-contact .item{display:flex;align-items:center;gap:10px;color:#e2e8f0;font-size:.9rem}
.cta-contact .item i{width:32px;height:32px;border-radius:8px;background:rgba(255,255,255,.1);display:flex;align-items:center;justify-content:center;font-size:.85rem;color:#f59e0b}
.cta-form{background:rgba(255,255,255,.08);backdrop-filter:blur(12px);border:1px solid rgba(255,255,255,.14);border-radius:20px;padding:30px}
.cta-form h3{color:#fff;font-size:1.2rem;font-weight:700;margin-bottom:6px}
.cta-form .subtxt{color:#94a3b8;font-size:.85rem;margin-bottom:20px}
.form-field{margin-bottom:14px}
.form-field input,.form-field select,.form-field textarea{width:100%;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.18);border-radius:10px;padding:12px 14px;color:#fff;font-size:.9rem;transition:all .2s}
.form-field input::placeholder,.form-field textarea::placeholder{color:#94a3b8}
.form-field input:focus,.form-field select:focus,.form-field textarea:focus{outline:none;border-color:#f59e0b;background:rgba(255,255,255,.16)}
.form-field select option{color:#1e293b}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
@media(max-width:520px){.form-row{grid-template-columns:1fr}}
.form-submit{width:100%;background:linear-gradient(135deg,#f59e0b,#d97706);color:#fff;border:none;padding:14px;border-radius:10px;font-weight:700;font-size:.95rem;cursor:pointer;transition:all .25s;margin-top:6px}
.form-submit:hover{transform:translateY(-1px);box-shadow:0 6px 20px rgba(245,158,11,.4)}
.form-note{text-align:center;color:#94a3b8;font-size:.75rem;margin-top:12px}
/* Footer */
.site-footer{background:#0f172a;color:#94a3b8;padding:60px 0 0}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:48px;padding-bottom:40px}
@media(max-width:992px){.footer-grid{grid-template-columns:1fr 1fr;gap:32px}}
@media(max-width:640px){.footer-grid{grid-template-columns:1fr;gap:28px}}
.footer-brand .logo{display:flex;align-items:center;gap:10px;font-weight:800;font-size:1.1rem;color:#fff;margin-bottom:16px}
.footer-brand p{font-size:.88rem;line-height:1.7}
.footer-col h4{font-size:.86rem;font-weight:600;color:#e2e8f0;margin-bottom:14px}
.footer-col ul{list-style:none;display:flex;flex-direction:column;gap:8px}
.footer-col ul a{font-size:.85rem;color:#94a3b8;transition:color .2s}
.footer-col ul a:hover{color:#f59e0b}
.footer-bottom{border-top:1px solid rgba(255,255,255,.08);padding:20px 0;display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;font-size:.78rem;color:#64748b}
@media(max-width:640px){.footer-bottom{flex-direction:column;text-align:center}}
/* Back to top */
.back-top{position:fixed;right:28px;bottom:28px;width:44px;height:44px;border-radius:12px;background:var(--primary);color:#fff;display:flex;align-items:center;justify-content:center;box-shadow:0 6px 20px rgba(15,118,110,.35);cursor:pointer;transition:all .25s;z-index:99;border:none}
.back-top:hover{transform:translateY(-3px)}
/* Utility */
.text-gradient{background:linear-gradient(135deg,var(--primary),var(--secondary));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.divider{height:1px;background:linear-gradient(to right,transparent,var(--border),transparent);margin:0}

/* roulang page: category1 */
:root {
  --brand-400: #5aac85;
  --brand-500: #3a8f66;
  --brand-600: #2b7352;
  --brand-700: #245c44;
  --brand-800: #1f4a38;
  --brand-950: #0e231a;
  --gold-300: #fcd34d;
  --gold-400: #fbbf24;
  --gold-500: #f59e0b;
}
html { scroll-behavior: smooth; }
body {
  font-family: 'PingFang SC','Microsoft YaHei','Helvetica Neue',Arial,sans-serif;
  background: #ffffff;
  color: #1f2937;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
.container-site {
  width: 100%;
  max-width: 1200px;
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.25rem;
  padding-right: 1.25rem;
}
.header-nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 50;
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(229,231,235,0.7);
  transition: box-shadow 0.3s ease;
}
.header-nav.scrolled { box-shadow: 0 4px 24px rgba(0,0,0,0.07); }
.nav-link {
  position: relative;
  color: #374151;
  font-size: 0.925rem;
  font-weight: 500;
  padding: 0.5rem 0;
  transition: color 0.25s;
}
.nav-link:hover { color: var(--brand-600); }
.nav-link.active { color: var(--brand-700); font-weight: 600; }
.nav-link.active::after {
  content: '';
  position: absolute;
  left: 0; bottom: -2px;
  width: 100%; height: 2px;
  background: linear-gradient(90deg, var(--brand-500), var(--gold-400));
  border-radius: 2px;
}
.mobile-menu { display: none; }
.mobile-menu.open { display: block; animation: fadeIn 0.25s ease; }
@keyframes fadeIn { from { opacity: 0; transform: translateY(-6px); } to { opacity: 1; transform: translateY(0); } }
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.875rem 2rem;
  background: linear-gradient(135deg, var(--brand-600), var(--brand-500));
  color: #fff;
  border-radius: 9999px;
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  border: none;
  box-shadow: 0 4px 15px rgba(43,115,82,0.25);
  transition: all 0.3s ease;
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 8px 28px rgba(43,115,82,0.35); color: #fff; }
.btn-primary:active { transform: translateY(0); box-shadow: 0 2px 8px rgba(43,115,82,0.2); }
.btn-primary:focus-visible { outline: 3px solid rgba(90,172,133,0.4); outline-offset: 2px; }
.hero-overlay {
  background: linear-gradient(105deg, rgba(10,30,24,0.94) 0%, rgba(14,35,26,0.82) 48%, rgba(14,35,26,0.45) 100%);
}
.stat-card {
  background: #fff;
  border-radius: 1.25rem;
  padding: 1.75rem 1.5rem;
  box-shadow: 0 4px 20px rgba(0,0,0,0.04);
  border: 1px solid #f1f5f3;
  transition: transform 0.3s, box-shadow 0.3s;
}
.stat-card:hover { transform: translateY(-4px); box-shadow: 0 10px 32px rgba(0,0,0,0.08); }
.service-card {
  background: #fff;
  border-radius: 1.25rem;
  padding: 2rem 1.75rem;
  border: 1px solid #f0f2f1;
  box-shadow: 0 2px 12px rgba(0,0,0,0.03);
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}
.service-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--brand-500), var(--gold-400));
  opacity: 0;
  transition: opacity 0.3s;
}
.service-card:hover { transform: translateY(-6px); box-shadow: 0 14px 40px rgba(0,0,0,0.08); border-color: var(--brand-200); }
.service-card:hover::before { opacity: 1; }
.region-item {
  display: flex;
  align-items: flex-start;
  gap: 0.875rem;
  padding: 1.125rem 1.25rem;
  border-radius: 1rem;
  background: #f8faf9;
  border: 1px solid #eef1ef;
  transition: all 0.25s ease;
}
.region-item:hover { background: #fff; transform: translateX(4px); box-shadow: 0 4px 16px rgba(0,0,0,0.05); border-color: var(--brand-200); }
.compare-card {
  border-radius: 1.25rem;
  padding: 2rem 1.75rem;
  transition: transform 0.3s, box-shadow 0.3s;
}
.compare-card:hover { transform: translateY(-4px); }
.faq-item {
  background: #fff;
  border-radius: 1rem;
  border: 1px solid #eef1ef;
  overflow: hidden;
  transition: box-shadow 0.3s, border-color 0.3s;
}
.faq-item.active { box-shadow: 0 6px 24px rgba(0,0,0,0.06); border-color: var(--brand-200); }
.faq-answer { max-height: 0; overflow: hidden; transition: max-height 0.35s ease; }
.faq-item.active .faq-answer { max-height: 420px; }
.faq-icon { transition: transform 0.3s; }
.faq-item.active .faq-icon { transform: rotate(45deg); }
.form-control {
  width: 100%;
  padding: 0.875rem 1.125rem;
  border: 1.5px solid #e5e7eb;
  border-radius: 0.875rem;
  background: #f9fafb;
  font-size: 0.95rem;
  transition: all 0.3s;
  color: #1f2937;
}
.form-control:focus {
  outline: none;
  border-color: var(--brand-400);
  background: #fff;
  box-shadow: 0 0 0 3px rgba(90,172,133,0.15);
}
.form-control::placeholder { color: #9ca3af; }
.time-slot-btn {
  border: 1.5px solid #e5e7eb;
  border-radius: 0.75rem;
  padding: 0.6rem 0.5rem;
  text-align: center;
  font-size: 0.85rem;
  font-weight: 500;
  background: #fff;
  color: #374151;
  cursor: pointer;
  transition: all 0.2s;
}
.time-slot-btn:hover { border-color: var(--brand-400); background: #f3faf7; }
.time-slot-btn.selected { border-color: var(--brand-500); background: #f0faf5; color: var(--brand-700); font-weight: 600; box-shadow: 0 2px 10px rgba(43,115,82,0.1); }
.time-slot-btn.disabled { opacity: 0.45; cursor: not-allowed; }
.step-line { display: flex; align-items: center; justify-content: center; }
.step-arrow { color: var(--gold-400); font-size: 1.25rem; margin: 0 0.5rem; }
@media (max-width: 767px) {
  .desktop-nav { display: none !important; }
  .step-arrow { transform: rotate(90deg); margin: 0.5rem 0; }
}
@media (min-width: 768px) {
  .hamburger-btn { display: none !important; }
}
.bg-soft-wave {
  background: linear-gradient(180deg, #f8faf9 0%, #ffffff 50%, #f8faf9 100%);
}
.text-gradient {
  background: linear-gradient(120deg, var(--gold-300), var(--gold-500));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero-badge {
  background: rgba(255,255,255,0.12);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255,255,255,0.18);
}
.pulse-dot {
  position: relative;
  display: inline-flex;
  width: 8px; height: 8px;
}
.pulse-dot::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: 50%;
  background: var(--gold-400);
  animation: pulse 1.6s ease-in-out infinite;
}
@keyframes pulse {
  0% { transform: scale(1); opacity: 1; }
  70% { transform: scale(2.2); opacity: 0; }
  100% { transform: scale(1); opacity: 0; }
}