/* roulang page: index */
:root {
            --rn-primary: #8B5E3C;
            --rn-primary-dark: #6D452A;
            --rn-primary-light: #A87A55;
            --rn-secondary: #C9A96A;
            --rn-secondary-light: #E8D5B0;
            --rn-bg: #FAF6F0;
            --rn-white: #FFFFFF;
            --rn-text: #2D2A26;
            --rn-muted: #7A7268;
            --rn-border: #E8DDD0;
            --rn-radius-lg: 22px;
            --rn-radius-md: 14px;
            --rn-radius-sm: 8px;
            --rn-shadow-sm: 0 4px 16px rgba(107, 78, 60, 0.06);
            --rn-shadow-md: 0 10px 35px rgba(107, 78, 60, 0.10);
            --rn-shadow-lg: 0 20px 50px rgba(107, 78, 60, 0.14);
            --rn-transition: 0.3s ease;
            --rn-font-serif: 'Noto Serif SC', Georgia, serif;
            --rn-font-sans: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            scroll-padding-top: 90px;
        }
        body {
            font-family: var(--rn-font-sans);
            background: var(--rn-bg);
            color: var(--rn-text);
            line-height: 1.75;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--rn-transition);
        }
        a:hover {
            color: var(--rn-primary);
        }
        .container {
            max-width: 1200px;
        }
        .rn-section {
            padding: 90px 0;
            position: relative;
        }
        .rn-section-alt {
            background: var(--rn-white);
        }
        .rn-badge {
            display: inline-block;
            background: rgba(201, 169, 106, 0.15);
            color: var(--rn-primary-dark);
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.5px;
            padding: 6px 18px;
            border-radius: 30px;
            margin-bottom: 16px;
            border: 1px solid rgba(201, 169, 106, 0.3);
        }
        .rn-section-title {
            font-family: var(--rn-font-serif);
            font-size: 2.2rem;
            font-weight: 700;
            line-height: 1.35;
            color: var(--rn-text);
            margin-bottom: 12px;
        }
        .rn-section-desc {
            font-size: 1.05rem;
            color: var(--rn-muted);
            max-width: 640px;
            line-height: 1.8;
            margin-bottom: 40px;
        }
        .rn-btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 30px;
            border-radius: 40px;
            font-size: 15px;
            font-weight: 600;
            border: 1px solid transparent;
            transition: all var(--rn-transition);
            cursor: pointer;
        }
        .rn-btn-primary {
            background: var(--rn-primary);
            color: #fff;
            box-shadow: 0 6px 20px rgba(139, 94, 60, 0.3);
        }
        .rn-btn-primary:hover {
            background: var(--rn-primary-dark);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 10px 28px rgba(139, 94, 60, 0.35);
        }
        .rn-btn-outline {
            border-color: var(--rn-border);
            color: var(--rn-text);
            background: transparent;
        }
        .rn-btn-outline:hover {
            border-color: var(--rn-primary);
            background: rgba(139, 94, 60, 0.05);
            transform: translateY(-2px);
        }
        .rn-btn-light {
            background: var(--rn-white);
            color: var(--rn-primary-dark);
            box-shadow: 0 6px 20px rgba(0, 0, 0, 0.08);
        }
        .rn-btn-light:hover {
            background: var(--rn-secondary-light);
            transform: translateY(-2px);
        }
        /* ========== Header / Nav ========== */
        .rn-header {
            position: sticky;
            top: 0;
            z-index: 999;
            background: rgba(255, 255, 255, 0.92);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid rgba(232, 221, 208, 0.6);
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.03);
        }
        .rn-nav {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 14px 0;
        }
        .rn-logo {
            font-family: var(--rn-font-serif);
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--rn-primary-dark);
            letter-spacing: 0.5px;
            line-height: 1.3;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .rn-logo i {
            color: var(--rn-secondary);
            font-size: 1.2rem;
        }
        .rn-logo:hover {
            color: var(--rn-primary);
        }
        .rn-nav-links {
            display: flex;
            align-items: center;
            gap: 32px;
        }
        .rn-nav-links a {
            font-size: 15px;
            font-weight: 500;
            color: var(--rn-text);
            padding: 6px 2px;
            border-bottom: 2px solid transparent;
            transition: all var(--rn-transition);
        }
        .rn-nav-links a:hover {
            color: var(--rn-primary);
            border-bottom-color: var(--rn-secondary);
        }
        .rn-nav-links a.active {
            color: var(--rn-primary-dark);
            border-bottom-color: var(--rn-primary);
            font-weight: 600;
        }
        .rn-nav-cta {
            display: flex;
            gap: 12px;
            align-items: center;
        }
        .rn-nav-cta .rn-btn {
            padding: 8px 22px;
            font-size: 14px;
        }
        .rn-hamburger {
            display: none;
            background: none;
            border: none;
            font-size: 1.6rem;
            color: var(--rn-text);
            cursor: pointer;
            padding: 4px 8px;
        }
        .rn-mobile-menu {
            display: none;
            position: absolute;
            top: 100%;
            left: 0;
            right: 0;
            background: #fff;
            border-bottom: 1px solid var(--rn-border);
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.06);
            padding: 18px 0;
        }
        .rn-mobile-menu.show {
            display: block;
        }
        .rn-mobile-menu a {
            display: block;
            padding: 12px 24px;
            font-size: 16px;
            color: var(--rn-text);
            border-bottom: 1px solid #f5f0ea;
        }
        .rn-mobile-menu a:last-child {
            border-bottom: none;
        }
        .rn-mobile-menu a:hover {
            background: var(--rn-bg);
            color: var(--rn-primary);
        }
        /* ========== Hero ========== */
        .rn-hero {
            position: relative;
            padding: 130px 0 110px;
            background: linear-gradient(135deg, rgba(109, 69, 42, 0.88) 0%, rgba(139, 94, 60, 0.76) 55%, rgba(45, 42, 38, 0.65) 100%), url('/assets/images/backpic/back-1.jpg') center center / cover no-repeat;
            color: #fff;
        }
        .rn-hero::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 80px;
            background: linear-gradient(to bottom, transparent, var(--rn-bg));
        }
        .rn-hero .container {
            position: relative;
            z-index: 2;
        }
        .rn-hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 255, 255, 0.15);
            border: 1px solid rgba(255, 255, 255, 0.2);
            color: rgba(255, 255, 255, 0.95);
            font-size: 13px;
            font-weight: 500;
            padding: 6px 16px;
            border-radius: 30px;
            margin-bottom: 20px;
            backdrop-filter: blur(6px);
        }
        .rn-hero h1 {
            font-family: var(--rn-font-serif);
            font-size: 2.9rem;
            font-weight: 700;
            line-height: 1.3;
            margin-bottom: 22px;
            letter-spacing: 0.5px;
        }
        .rn-hero h1 .rn-hero-line {
            color: var(--rn-secondary-light);
            font-style: normal;
        }
        .rn-hero-desc {
            font-size: 1.1rem;
            line-height: 1.9;
            color: rgba(255, 255, 255, 0.9);
            max-width: 620px;
            margin-bottom: 32px;
        }
        .rn-hero-btns {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            margin-bottom: 38px;
        }
        .rn-hero-data {
            display: flex;
            flex-wrap: wrap;
            gap: 36px;
            border-top: 1px solid rgba(255, 255, 255, 0.2);
            padding-top: 28px;
        }
        .rn-hero-data-item {
            text-align: left;
        }
        .rn-hero-data-num {
            font-size: 1.7rem;
            font-weight: 700;
            font-family: var(--rn-font-serif);
            color: var(--rn-secondary-light);
        }
        .rn-hero-data-label {
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.7);
            margin-top: 2px;
        }
        .rn-hero-form-wrap {
            background: rgba(255, 255, 255, 0.95);
            border-radius: var(--rn-radius-lg);
            padding: 36px 30px;
            box-shadow: 0 25px 60px rgba(0, 0, 0, 0.2);
            backdrop-filter: blur(10px);
        }
        .rn-hero-form-wrap h3 {
            font-family: var(--rn-font-serif);
            font-size: 1.3rem;
            color: var(--rn-text);
            margin-bottom: 6px;
            font-weight: 700;
        }
        .rn-hero-form-wrap p {
            font-size: 0.9rem;
            color: var(--rn-muted);
            margin-bottom: 20px;
        }
        .rn-hero-form-wrap .form-control {
            border-radius: 10px;
            padding: 12px 16px;
            border: 1px solid var(--rn-border);
            font-size: 14px;
            background: #fdfbf9;
            margin-bottom: 12px;
        }
        .rn-hero-form-wrap .form-control:focus {
            border-color: var(--rn-primary);
            box-shadow: 0 0 0 3px rgba(139, 94, 60, 0.12);
        }
        .rn-hero-form-wrap .rn-btn {
            width: 100%;
            justify-content: center;
            margin-top: 4px;
        }
        .rn-form-privacy {
            font-size: 0.78rem;
            color: var(--rn-muted);
            margin-top: 12px;
            text-align: center;
        }
        /* ========== 核心亮点 ========== */
        .rn-features {
            padding: 80px 0 60px;
        }
        .rn-feature-card {
            background: var(--rn-white);
            border-radius: var(--rn-radius-lg);
            padding: 36px 28px;
            border: 1px solid var(--rn-border);
            box-shadow: var(--rn-shadow-sm);
            height: 100%;
            transition: all var(--rn-transition);
        }
        .rn-feature-card:hover {
            box-shadow: var(--rn-shadow-md);
            transform: translateY(-6px);
        }
        .rn-feature-icon {
            width: 60px;
            height: 60px;
            border-radius: 50%;
            background: rgba(139, 94, 60, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            color: var(--rn-primary);
            margin-bottom: 20px;
        }
        .rn-feature-card h3 {
            font-family: var(--rn-font-serif);
            font-size: 1.2rem;
            font-weight: 700;
            margin-bottom: 10px;
            color: var(--rn-text);
        }
        .rn-feature-card p {
            font-size: 0.95rem;
            color: var(--rn-muted);
            line-height: 1.7;
            margin-bottom: 0;
        }
        /* ========== 最新动态 ========== */
        .rn-news-ticker {
            background: var(--rn-white);
            border-radius: var(--rn-radius-lg);
            border: 1px solid var(--rn-border);
            padding: 36px 32px;
            box-shadow: var(--rn-shadow-sm);
        }
        .rn-news-ticker-title {
            display: flex;
            align-items: center;
            gap: 12px;
            font-family: var(--rn-font-serif);
            font-size: 1.35rem;
            font-weight: 700;
            margin-bottom: 24px;
        }
        .rn-news-ticker-title i {
            color: var(--rn-secondary);
        }
        .rn-ticker-list {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .rn-ticker-list li {
            display: flex;
            align-items: flex-start;
            gap: 14px;
            padding: 14px 0;
            border-bottom: 1px solid #f0ebe5;
        }
        .rn-ticker-list li:last-child {
            border-bottom: none;
        }
        .rn-ticker-date {
            font-size: 0.82rem;
            color: var(--rn-muted);
            background: #f5f0ea;
            padding: 2px 10px;
            border-radius: 12px;
            white-space: nowrap;
            margin-top: 3px;
        }
        .rn-ticker-link {
            font-size: 0.98rem;
            font-weight: 500;
            color: var(--rn-text);
            line-height: 1.6;
        }
        .rn-ticker-link:hover {
            color: var(--rn-primary);
        }
        /* ========== 快速解答 FAQ ========== */
        .rn-faq {
            background: var(--rn-white);
        }
        .rn-faq-item {
            border: 1px solid var(--rn-border);
            border-radius: var(--rn-radius-md);
            margin-bottom: 14px;
            overflow: hidden;
            background: #fff;
            transition: box-shadow var(--rn-transition);
        }
        .rn-faq-item:hover {
            box-shadow: var(--rn-shadow-sm);
        }
        .rn-faq-question {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 20px 24px;
            cursor: pointer;
            font-weight: 600;
            font-size: 1rem;
            color: var(--rn-text);
            user-select: none;
        }
        .rn-faq-question i {
            color: var(--rn-secondary);
            font-size: 0.9rem;
            transition: transform var(--rn-transition);
        }
        .rn-faq-question[aria-expanded="true"] i {
            transform: rotate(180deg);
        }
        .rn-faq-answer {
            padding: 0 24px 20px;
            font-size: 0.95rem;
            color: var(--rn-muted);
            line-height: 1.8;
        }
        .rn-faq-answer:not(.collapse) {
            display: none;
        }
        /* ========== 资讯 ========== */
        .rn-news-section {
            background: var(--rn-bg);
        }
        .rn-news-list-item {
            display: block;
            padding: 20px 0;
            border-bottom: 1px solid var(--rn-border);
            transition: all var(--rn-transition);
        }
        .rn-news-list-item:last-child {
            border-bottom: none;
        }
        .rn-news-list-item:hover .rn-news-title {
            color: var(--rn-primary);
            padding-left: 6px;
        }
        .rn-news-title {
            font-size: 1.05rem;
            font-weight: 600;
            color: var(--rn-text);
            font-family: var(--rn-font-serif);
            transition: all var(--rn-transition);
            margin-bottom: 6px;
        }
        .rn-news-meta {
            font-size: 0.82rem;
            color: var(--rn-muted);
            display: flex;
            gap: 16px;
            align-items: center;
        }
        .rn-news-meta span {
            display: inline-flex;
            align-items: center;
            gap: 5px;
        }
        .rn-sidebar-card {
            background: var(--rn-white);
            border-radius: var(--rn-radius-lg);
            border: 1px solid var(--rn-border);
            padding: 28px;
            box-shadow: var(--rn-shadow-sm);
            margin-bottom: 24px;
        }
        .rn-sidebar-card h4 {
            font-family: var(--rn-font-serif);
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: 16px;
            padding-bottom: 12px;
            border-bottom: 2px solid var(--rn-secondary-light);
        }
        .rn-sidebar-link-list {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .rn-sidebar-link-list li {
            padding: 8px 0;
            border-bottom: 1px dashed #ece4db;
            font-size: 0.92rem;
        }
        .rn-sidebar-link-list li:last-child {
            border-bottom: none;
        }
        .rn-sidebar-link-list a {
            color: var(--rn-text);
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .rn-sidebar-link-list a:hover {
            color: var(--rn-primary);
        }
        .rn-sidebar-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }
        .rn-tag {
            display: inline-block;
            padding: 5px 14px;
            background: #f5f0ea;
            color: var(--rn-text);
            border-radius: 20px;
            font-size: 0.82rem;
            font-weight: 500;
            border: 1px solid transparent;
            transition: all var(--rn-transition);
        }
        .rn-tag:hover {
            background: var(--rn-primary);
            color: #fff;
            border-color: var(--rn-primary);
        }
        /* ========== 热门专题 ========== */
        .rn-topic-card {
            position: relative;
            border-radius: var(--rn-radius-lg);
            overflow: hidden;
            height: 260px;
            display: block;
            box-shadow: var(--rn-shadow-sm);
            transition: all var(--rn-transition);
        }
        .rn-topic-card img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .rn-topic-card::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(to top, rgba(0, 0, 0, 0.6) 0%, transparent 60%);
        }
        .rn-topic-card:hover {
            box-shadow: var(--rn-shadow-md);
            transform: translateY(-4px);
        }
        .rn-topic-card:hover img {
            transform: scale(1.05);
        }
        .rn-topic-content {
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            padding: 22px;
            z-index: 2;
            color: #fff;
        }
        .rn-topic-content .rn-topic-label {
            font-size: 0.78rem;
            background: rgba(255, 255, 255, 0.2);
            backdrop-filter: blur(4px);
            padding: 3px 12px;
            border-radius: 20px;
            display: inline-block;
            margin-bottom: 8px;
        }
        .rn-topic-content h3 {
            font-family: var(--rn-font-serif);
            font-size: 1.2rem;
            font-weight: 700;
            margin-bottom: 4px;
        }
        .rn-topic-content p {
            font-size: 0.85rem;
            opacity: 0.85;
            margin-bottom: 0;
        }
        /* ========== 安全体系 ========== */
        .rn-safety {
            background: linear-gradient(135deg, #2D2A26 0%, #4A3B2E 100%);
            color: #fff;
        }
        .rn-safety .rn-section-title {
            color: #fff;
        }
        .rn-safety .rn-section-desc {
            color: rgba(255, 255, 255, 0.75);
        }
        .rn-safety-card {
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: var(--rn-radius-lg);
            padding: 32px 24px;
            text-align: center;
            backdrop-filter: blur(6px);
            transition: all var(--rn-transition);
            height: 100%;
        }
        .rn-safety-card:hover {
            background: rgba(255, 255, 255, 0.1);
            transform: translateY(-4px);
        }
        .rn-safety-icon {
            width: 56px;
            height: 56px;
            margin: 0 auto 18px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: rgba(201, 169, 106, 0.2);
            border-radius: 50%;
            font-size: 1.4rem;
            color: var(--rn-secondary-light);
        }
        .rn-safety-card h4 {
            font-family: var(--rn-font-serif);
            font-size: 1.05rem;
            font-weight: 600;
            margin-bottom: 10px;
            color: #fff;
        }
        .rn-safety-card p {
            font-size: 0.88rem;
            color: rgba(255, 255, 255, 0.7);
            line-height: 1.7;
            margin-bottom: 0;
        }
        /* ========== 用户评价 ========== */
        .rn-reviews {
            background: var(--rn-white);
        }
        .rn-review-card {
            background: var(--rn-bg);
            border-radius: var(--rn-radius-lg);
            padding: 28px;
            border: 1px solid var(--rn-border);
            position: relative;
            height: 100%;
        }
        .rn-review-card::before {
            content: '\201C';
            font-family: Georgia, serif;
            font-size: 4rem;
            color: var(--rn-secondary);
            opacity: 0.3;
            position: absolute;
            top: 8px;
            right: 20px;
            line-height: 1;
        }
        .rn-review-text {
            font-size: 0.95rem;
            color: var(--rn-text);
            line-height: 1.8;
            margin-bottom: 20px;
        }
        .rn-review-user {
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .rn-avatar {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--rn-secondary), var(--rn-primary));
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.85rem;
            font-weight: 700;
        }
        .rn-review-name {
            font-size: 0.95rem;
            font-weight: 600;
            color: var(--rn-text);
        }
        .rn-review-type {
            font-size: 0.82rem;
            color: var(--rn-muted);
        }
        .rn-stars {
            color: var(--rn-secondary);
            font-size: 0.85rem;
            letter-spacing: 2px;
            margin-bottom: 10px;
        }
        /* ========== App / 平台引导 ========== */
        .rn-app-section {
            background: var(--rn-bg);
        }
        .rn-app-feature-list {
            list-style: none;
            padding: 0;
            margin: 0 0 30px;
        }
        .rn-app-feature-list li {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 10px 0;
            font-size: 1rem;
            color: var(--rn-text);
        }
        .rn-app-feature-list li i {
            color: var(--rn-primary);
            width: 22px;
            text-align: center;
        }
        .rn-app-qr-placeholder {
            width: 180px;
            height: 180px;
            background: #f0ebe5;
            border-radius: var(--rn-radius-md);
            border: 2px dashed var(--rn-border);
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto;
            color: var(--rn-muted);
            font-size: 0.85rem;
            text-align: center;
            padding: 10px;
        }
        /* ========== CTA ========== */
        .rn-cta-section {
            position: relative;
            padding: 100px 0;
            background: linear-gradient(rgba(45, 42, 38, 0.82), rgba(45, 42, 38, 0.82)), url('/assets/images/backpic/back-2.jpg') center center / cover no-repeat;
            color: #fff;
            text-align: center;
        }
        .rn-cta-title {
            font-family: var(--rn-font-serif);
            font-size: 2.2rem;
            font-weight: 700;
            margin-bottom: 14px;
        }
        .rn-cta-desc {
            font-size: 1.05rem;
            color: rgba(255, 255, 255, 0.8);
            max-width: 600px;
            margin: 0 auto 32px;
            line-height: 1.8;
        }
        .rn-cta-btns {
            display: flex;
            justify-content: center;
            gap: 16px;
            flex-wrap: wrap;
        }
        .rn-cta-phone {
            font-size: 1.1rem;
            color: rgba(255, 255, 255, 0.9);
            margin-top: 20px;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
        }
        /* ========== Footer ========== */
        .rn-footer {
            background: #221E1A;
            color: rgba(255, 255, 255, 0.7);
            padding: 70px 0 30px;
        }
        .rn-footer h4 {
            font-family: var(--rn-font-serif);
            font-size: 1.1rem;
            color: #fff;
            margin-bottom: 20px;
            font-weight: 600;
        }
        .rn-footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .rn-footer-links li {
            padding: 5px 0;
        }
        .rn-footer-links a {
            color: rgba(255, 255, 255, 0.6);
            font-size: 0.9rem;
            transition: all var(--rn-transition);
        }
        .rn-footer-links a:hover {
            color: var(--rn-secondary-light);
            padding-left: 4px;
        }
        .rn-footer-brand {
            font-family: var(--rn-font-serif);
            font-size: 1.2rem;
            color: #fff;
            font-weight: 700;
            margin-bottom: 12px;
            line-height: 1.4;
        }
        .rn-footer-desc {
            font-size: 0.88rem;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.5);
            margin-bottom: 24px;
        }
        .rn-footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 24px;
            margin-top: 40px;
            font-size: 0.82rem;
            color: rgba(255, 255, 255, 0.4);
            text-align: center;
        }
        .rn-footer .fa-brands {
            font-size: 1.2rem;
            margin-right: 16px;
            color: rgba(255, 255, 255, 0.4);
            transition: all var(--rn-transition);
        }
        .rn-footer .fa-brands:hover {
            color: var(--rn-secondary-light);
            transform: translateY(-2px);
        }
        /* ========== 响应式 ========== */
        @media (max-width: 992px) {
            .rn-nav-links {
                display: none;
            }
            .rn-nav-cta {
                display: none;
            }
            .rn-hamburger {
                display: block;
            }
            .rn-hero {
                padding: 100px 0 80px;
            }
            .rn-hero h1 {
                font-size: 2.2rem;
            }
            .rn-section {
                padding: 60px 0;
            }
            .rn-section-title {
                font-size: 1.8rem;
            }
        }
        @media (max-width: 768px) {
            body {
                font-size: 15px;
            }
            .rn-hero h1 {
                font-size: 1.9rem;
            }
            .rn-hero-desc {
                font-size: 1rem;
            }
            .rn-hero-data {
                gap: 20px;
            }
            .rn-hero-form-wrap {
                margin-top: 30px;
            }
            .rn-section-title {
                font-size: 1.6rem;
            }
            .rn-feature-card {
                padding: 28px 20px;
            }
            .rn-topic-card {
                height: 220px;
            }
            .rn-cta-title {
                font-size: 1.7rem;
            }
            .rn-footer h4 {
                margin-top: 20px;
            }
        }
        @media (max-width: 520px) {
            .container {
                padding-left: 20px;
                padding-right: 20px;
            }
            .rn-hero h1 {
                font-size: 1.7rem;
            }
            .rn-hero-btns {
                flex-direction: column;
            }
            .rn-hero-btns .rn-btn {
                width: 100%;
                justify-content: center;
            }
            .rn-section-title {
                font-size: 1.4rem;
            }
            .rn-news-meta {
                flex-wrap: wrap;
                gap: 8px;
            }
            .rn-sidebar-card {
                padding: 20px;
            }
            .rn-cta-btns {
                flex-direction: column;
            }
            .rn-cta-btns .rn-btn {
                width: 100%;
                justify-content: center;
            }
            .rn-logo {
                font-size: 1.1rem;
            }
        }

/* roulang page: category1 */
:root {
            --rn-primary: #8B5E3C;
            --rn-primary-dark: #6B4226;
            --rn-primary-light: #A67B56;
            --rn-accent: #C9A96E;
            --rn-accent-light: #E8DCC0;
            --rn-dark: #2C1810;
            --rn-dark-2: #3E2517;
            --rn-bg: #FAF6F0;
            --rn-bg-gray: #F0EAE2;
            --rn-text: #2D2A26;
            --rn-text-light: #7A7269;
            --rn-border: #E8DCCE;
            --rn-white: #FFFFFF;
            --rn-radius: 16px;
            --rn-radius-sm: 10px;
            --rn-shadow: 0 8px 30px rgba(44, 24, 16, 0.08);
            --rn-shadow-hover: 0 14px 40px rgba(44, 24, 16, 0.14);
            --rn-transition: all 0.3s ease;
            --rn-font: 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', 'Helvetica Neue', Arial, sans-serif;
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--rn-font);
            background: var(--rn-bg);
            color: var(--rn-text);
            line-height: 1.75;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: var(--rn-transition);
        }
        a:hover {
            color: var(--rn-primary);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            max-width: 1200px;
        }
        .rn-btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 12px 28px;
            border-radius: 50px;
            font-size: 15px;
            font-weight: 600;
            letter-spacing: 0.3px;
            border: 2px solid transparent;
            transition: var(--rn-transition);
            cursor: pointer;
            white-space: nowrap;
        }
        .rn-btn-primary {
            background: var(--rn-primary);
            color: var(--rn-white);
            box-shadow: 0 4px 16px rgba(139, 94, 60, 0.3);
        }
        .rn-btn-primary:hover {
            background: var(--rn-primary-dark);
            color: var(--rn-white);
            transform: translateY(-2px);
            box-shadow: 0 6px 24px rgba(139, 94, 60, 0.4);
        }
        .rn-btn-outline {
            border-color: var(--rn-primary);
            color: var(--rn-primary);
            background: transparent;
        }
        .rn-btn-outline:hover {
            background: var(--rn-primary);
            color: var(--rn-white);
            transform: translateY(-2px);
        }
        .rn-btn-light {
            background: var(--rn-white);
            color: var(--rn-primary-dark);
            box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
        }
        .rn-btn-light:hover {
            background: var(--rn-accent-light);
            color: var(--rn-primary-dark);
            transform: translateY(-2px);
        }
        .rn-btn:focus-visible {
            outline: 3px solid var(--rn-accent);
            outline-offset: 2px;
        }
        .rn-btn:active {
            transform: scale(0.97);
        }

        /* Header */
        .rn-header {
            background: rgba(250, 246, 240, 0.92);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid rgba(232, 220, 206, 0.7);
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 2px 20px rgba(44, 24, 16, 0.04);
        }
        .rn-nav {
            display: flex;
            align-items: center;
            gap: 32px;
            padding: 14px 0;
        }
        .rn-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            font-weight: 800;
            color: var(--rn-dark);
            letter-spacing: 0.5px;
            white-space: nowrap;
        }
        .rn-logo i {
            color: var(--rn-primary);
            font-size: 24px;
        }
        .rn-logo:hover {
            color: var(--rn-primary);
        }
        .rn-nav-links {
            display: flex;
            gap: 28px;
            margin-left: auto;
            align-items: center;
        }
        .rn-nav-links a {
            font-size: 15px;
            font-weight: 500;
            color: var(--rn-text);
            position: relative;
            padding: 4px 0;
        }
        .rn-nav-links a::after {
            content: '';
            position: absolute;
            left: 0;
            bottom: 0;
            width: 0;
            height: 2px;
            background: var(--rn-primary);
            border-radius: 2px;
            transition: var(--rn-transition);
        }
        .rn-nav-links a:hover {
            color: var(--rn-primary);
        }
        .rn-nav-links a:hover::after {
            width: 100%;
        }
        .rn-nav-links a.active {
            color: var(--rn-primary);
            font-weight: 600;
        }
        .rn-nav-links a.active::after {
            width: 100%;
        }
        .rn-nav-cta {
            display: flex;
            gap: 12px;
            align-items: center;
        }
        .rn-nav-cta .rn-btn {
            padding: 9px 22px;
            font-size: 14px;
        }
        .rn-hamburger {
            display: none;
            background: none;
            border: none;
            font-size: 24px;
            color: var(--rn-dark);
            cursor: pointer;
            padding: 6px;
            border-radius: 8px;
        }
        .rn-hamburger:hover {
            color: var(--rn-primary);
            background: rgba(139, 94, 60, 0.08);
        }
        .rn-mobile-menu {
            display: none;
            flex-direction: column;
            padding: 16px 0 20px;
            gap: 4px;
            border-top: 1px solid var(--rn-border);
        }
        .rn-mobile-menu a {
            padding: 10px 8px;
            font-size: 15px;
            border-radius: 8px;
            color: var(--rn-text);
            font-weight: 500;
        }
        .rn-mobile-menu a:hover {
            background: rgba(139, 94, 60, 0.08);
            color: var(--rn-primary);
        }
        .rn-mobile-menu a.active {
            color: var(--rn-primary);
            background: rgba(139, 94, 60, 0.06);
            font-weight: 600;
        }
        .rn-mobile-menu.open {
            display: flex;
        }

        /* Hero */
        .rn-category-hero {
            position: relative;
            background-size: cover;
            background-position: center;
            padding: 110px 0 90px;
            color: var(--rn-white);
            isolation: isolate;
        }
        .rn-category-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(44, 24, 16, 0.92) 0%, rgba(44, 24, 16, 0.72) 50%, rgba(139, 94, 60, 0.45) 100%);
            z-index: -1;
        }
        .rn-overline {
            display: inline-block;
            font-size: 13px;
            letter-spacing: 3px;
            text-transform: uppercase;
            background: rgba(201, 169, 110, 0.25);
            border: 1px solid rgba(201, 169, 110, 0.4);
            color: var(--rn-accent-light);
            padding: 6px 16px;
            border-radius: 30px;
            margin-bottom: 18px;
            font-weight: 600;
        }
        .rn-category-hero h1 {
            font-size: 44px;
            font-weight: 800;
            line-height: 1.3;
            margin-bottom: 18px;
            letter-spacing: 1px;
            color: var(--rn-white);
            max-width: 640px;
        }
        .rn-category-hero .rn-hero-desc {
            font-size: 17px;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.88);
            max-width: 600px;
            margin-bottom: 30px;
        }
        .rn-hero-actions {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }
        .rn-btn-glass {
            background: rgba(255, 255, 255, 0.12);
            color: var(--rn-white);
            border: 1px solid rgba(255, 255, 255, 0.35);
            backdrop-filter: blur(6px);
        }
        .rn-btn-glass:hover {
            background: rgba(255, 255, 255, 0.24);
            color: var(--rn-white);
            transform: translateY(-2px);
        }
        .rn-hero-panel {
            background: rgba(255, 255, 255, 0.1);
            border: 1px solid rgba(255, 255, 255, 0.18);
            backdrop-filter: blur(16px);
            border-radius: 24px;
            padding: 32px;
            text-align: center;
            max-width: 340px;
            margin-left: auto;
            box-shadow: 0 20px 60px rgba(0, 0, 0, 0.2);
        }
        .rn-ring-wrap {
            position: relative;
            width: 130px;
            height: 130px;
            margin: 0 auto 14px;
        }
        .rn-ring {
            width: 130px;
            height: 130px;
            transform: rotate(-90deg);
        }
        .rn-ring-track {
            fill: none;
            stroke: rgba(255, 255, 255, 0.18);
            stroke-width: 7;
        }
        .rn-ring-progress {
            fill: none;
            stroke: var(--rn-accent);
            stroke-width: 7;
            stroke-linecap: round;
            stroke-dasharray: 339.3;
            stroke-dashoffset: 135.7;
            transition: stroke-dashoffset 1s ease;
        }
        .rn-ring-text {
            position: absolute;
            inset: 0;
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
        }
        .rn-ring-text strong {
            font-size: 34px;
            font-weight: 800;
            color: var(--rn-white);
            line-height: 1;
        }
        .rn-ring-text span {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.78);
            margin-top: 4px;
            letter-spacing: 1px;
        }
        .rn-panel-title {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.9);
            font-weight: 500;
            margin-bottom: 12px;
        }
        .rn-panel-points {
            display: flex;
            justify-content: center;
            gap: 8px;
            margin-bottom: 12px;
        }
        .rn-point {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.3);
            transition: var(--rn-transition);
        }
        .rn-point.active {
            background: var(--rn-accent);
            transform: scale(1.2);
        }
        .rn-points-text {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.75);
            margin-bottom: 18px;
            letter-spacing: 1px;
        }
        .rn-hero-panel .rn-btn {
            width: 100%;
        }

        /* Sections */
        .rn-section {
            padding: 90px 0;
        }
        .rn-section-gray {
            background: var(--rn-bg-gray);
        }
        .rn-section-dark {
            background: var(--rn-dark);
            color: var(--rn-white);
            padding: 72px 0;
        }
        .rn-section-head {
            text-align: center;
            max-width: 680px;
            margin: 0 auto 56px;
        }
        .rn-section-tag {
            display: inline-block;
            font-size: 13px;
            font-weight: 700;
            letter-spacing: 2px;
            color: var(--rn-primary);
            background: rgba(139, 94, 60, 0.1);
            padding: 6px 16px;
            border-radius: 30px;
            margin-bottom: 14px;
        }
        .rn-section-head h2 {
            font-size: 34px;
            font-weight: 800;
            color: var(--rn-dark);
            line-height: 1.35;
            margin-bottom: 14px;
            letter-spacing: 0.5px;
        }
        .rn-section-head p {
            color: var(--rn-text-light);
            font-size: 16px;
            line-height: 1.7;
        }

        /* Value */
        .rn-value-img {
            border-radius: 24px;
            overflow: hidden;
            box-shadow: var(--rn-shadow);
            height: 100%;
            min-height: 360px;
            object-fit: cover;
        }
        .rn-value-content {
            padding-left: 40px;
        }
        .rn-value-content h2 {
            font-size: 30px;
            font-weight: 800;
            color: var(--rn-dark);
            margin-bottom: 18px;
            line-height: 1.4;
        }
        .rn-value-content>p {
            color: var(--rn-text-light);
            font-size: 16px;
            line-height: 1.8;
            margin-bottom: 24px;
        }
        .rn-value-list {
            list-style: none;
            padding: 0;
            margin: 0 0 28px;
        }
        .rn-value-list li {
            display: flex;
            align-items: flex-start;
            gap: 12px;
            padding: 10px 0;
            font-size: 15px;
            color: var(--rn-text);
        }
        .rn-value-list li i {
            color: var(--rn-primary);
            font-size: 18px;
            margin-top: 3px;
            flex-shrink: 0;
        }

        /* Stats */
        .rn-stat-card {
            text-align: center;
            padding: 30px 20px;
            border-radius: var(--rn-radius);
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid rgba(255, 255, 255, 0.08);
            transition: var(--rn-transition);
        }
        .rn-stat-card:hover {
            background: rgba(255, 255, 255, 0.1);
            transform: translateY(-4px);
        }
        .rn-stat-number {
            font-size: 44px;
            font-weight: 800;
            color: var(--rn-accent);
            line-height: 1.2;
            margin-bottom: 6px;
        }
        .rn-stat-label {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.8);
            letter-spacing: 1px;
        }

        /* Steps */
        .rn-step-card {
            position: relative;
            background: var(--rn-white);
            border-radius: var(--rn-radius);
            padding: 36px 28px;
            box-shadow: var(--rn-shadow);
            border: 1px solid var(--rn-border);
            height: 100%;
            transition: var(--rn-transition);
            border-top: 4px solid var(--rn-primary);
        }
        .rn-step-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--rn-shadow-hover);
        }
        .rn-step-num {
            font-size: 40px;
            font-weight: 800;
            color: rgba(139, 94, 60, 0.15);
            line-height: 1;
            display: block;
            margin-bottom: 16px;
            font-style: italic;
        }
        .rn-step-card h3 {
            font-size: 19px;
            font-weight: 700;
            color: var(--rn-dark);
            margin-bottom: 10px;
        }
        .rn-step-card p {
            font-size: 14px;
            color: var(--rn-text-light);
            margin-bottom: 0;
            line-height: 1.7;
        }

        /* Scenes */
        .rn-scene-card {
            border-radius: 20px;
            overflow: hidden;
            position: relative;
            height: 280px;
            box-shadow: var(--rn-shadow);
            transition: var(--rn-transition);
            border: 1px solid var(--rn-border);
        }
        .rn-scene-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--rn-shadow-hover);
        }
        .rn-scene-card img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .rn-scene-card:hover img {
            transform: scale(1.05);
        }
        .rn-scene-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(to top, rgba(44, 24, 16, 0.85) 0%, rgba(44, 24, 16, 0.1) 60%, transparent 100%);
            display: flex;
            flex-direction: column;
            justify-content: flex-end;
            padding: 24px;
        }
        .rn-scene-overlay h3 {
            color: var(--rn-white);
            font-size: 20px;
            font-weight: 700;
            margin-bottom: 6px;
        }
        .rn-scene-overlay p {
            color: rgba(255, 255, 255, 0.8);
            font-size: 14px;
            margin: 0;
            line-height: 1.6;
        }

        /* Testimonials */
        .rn-testimonial-card {
            background: var(--rn-white);
            border-radius: var(--rn-radius);
            padding: 30px;
            box-shadow: var(--rn-shadow);
            border: 1px solid var(--rn-border);
            height: 100%;
            display: flex;
            flex-direction: column;
            transition: var(--rn-transition);
        }
        .rn-testimonial-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--rn-shadow-hover);
        }
        .rn-testimonial-stars {
            color: var(--rn-accent);
            font-size: 14px;
            margin-bottom: 16px;
            letter-spacing: 2px;
        }
        .rn-testimonial-text {
            font-size: 15px;
            color: var(--rn-text);
            line-height: 1.8;
            flex: 1;
            margin-bottom: 20px;
            font-style: italic;
        }
        .rn-testimonial-author {
            display: flex;
            align-items: center;
            gap: 12px;
            border-top: 1px solid var(--rn-border);
            padding-top: 16px;
        }
        .rn-avatar {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--rn-primary-light), var(--rn-primary));
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--rn-white);
            font-size: 16px;
            flex-shrink: 0;
        }
        .rn-testimonial-author .rn-name {
            font-size: 15px;
            font-weight: 600;
            color: var(--rn-dark);
        }
        .rn-testimonial-author .rn-role {
            font-size: 13px;
            color: var(--rn-text-light);
        }

        /* FAQ */
        .rn-faq-wrap {
            max-width: 820px;
            margin: 0 auto;
        }
        .rn-faq-item {
            background: var(--rn-white);
            border-radius: 14px;
            border: 1px solid var(--rn-border);
            margin-bottom: 14px;
            overflow: hidden;
            transition: var(--rn-transition);
        }
        .rn-faq-item:hover {
            border-color: rgba(139, 94, 60, 0.3);
        }
        .rn-faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 20px 24px;
            font-size: 16px;
            font-weight: 600;
            color: var(--rn-dark);
            cursor: pointer;
            background: none;
            border: none;
            width: 100%;
            text-align: left;
            transition: var(--rn-transition);
        }
        .rn-faq-question:hover {
            color: var(--rn-primary);
        }
        .rn-faq-question i {
            color: var(--rn-primary);
            transition: transform 0.3s ease;
            flex-shrink: 0;
            margin-left: 12px;
        }
        .rn-faq-question[aria-expanded="true"] i {
            transform: rotate(180deg);
        }
        .rn-faq-answer {
            padding: 0 24px 20px;
            font-size: 14px;
            color: var(--rn-text-light);
            line-height: 1.8;
        }

        /* CTA */
        .rn-cta {
            padding: 90px 0;
            background: linear-gradient(135deg, var(--rn-primary-dark) 0%, var(--rn-primary) 100%);
            position: relative;
            overflow: hidden;
            color: var(--rn-white);
        }
        .rn-cta::before {
            content: '';
            position: absolute;
            top: -40px;
            right: -40px;
            width: 240px;
            height: 240px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.08);
        }
        .rn-cta::after {
            content: '';
            position: absolute;
            bottom: -60px;
            left: 20%;
            width: 180px;
            height: 180px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.04);
        }
        .rn-cta-inner {
            position: relative;
            z-index: 1;
            text-align: center;
            max-width: 700px;
            margin: 0 auto;
        }
        .rn-cta-inner h2 {
            font-size: 36px;
            font-weight: 800;
            margin-bottom: 14px;
            color: var(--rn-white);
        }
        .rn-cta-inner p {
            font-size: 17px;
            opacity: 0.85;
            margin-bottom: 30px;
            line-height: 1.8;
        }
        .rn-cta-actions {
            display: flex;
            gap: 16px;
            justify-content: center;
            flex-wrap: wrap;
        }
        .rn-cta-actions .rn-btn-outline {
            border-color: rgba(255, 255, 255, 0.6);
            color: var(--rn-white);
        }
        .rn-cta-actions .rn-btn-outline:hover {
            background: rgba(255, 255, 255, 0.15);
            border-color: rgba(255, 255, 255, 0.8);
        }

        /* Footer */
        .rn-footer {
            background: var(--rn-dark);
            color: rgba(255, 255, 255, 0.8);
            padding: 70px 0 0;
            font-size: 14px;
        }
        .rn-footer-brand {
            font-size: 20px;
            font-weight: 800;
            color: var(--rn-white);
            margin-bottom: 14px;
            line-height: 1.4;
        }
        .rn-footer-desc {
            opacity: 0.65;
            line-height: 1.8;
            margin-bottom: 18px;
            max-width: 360px;
        }
        .rn-footer a {
            color: rgba(255, 255, 255, 0.65);
        }
        .rn-footer a:hover {
            color: var(--rn-accent);
        }
        .rn-footer h4 {
            color: var(--rn-white);
            font-size: 16px;
            font-weight: 700;
            margin-bottom: 18px;
            letter-spacing: 0.5px;
        }
        .rn-footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .rn-footer-links li {
            margin-bottom: 10px;
        }
        .rn-footer-links a {
            font-size: 14px;
            transition: var(--rn-transition);
            display: inline-block;
        }
        .rn-footer-links a:hover {
            transform: translateX(4px);
        }
        .rn-footer .fa-brands {
            font-size: 20px;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            border: 1px solid rgba(255, 255, 255, 0.2);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            margin-right: 10px;
            transition: var(--rn-transition);
        }
        .rn-footer .fa-brands:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: var(--rn-accent);
            color: var(--rn-accent);
        }
        .rn-footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding: 22px 0;
            text-align: center;
            margin-top: 40px;
            font-size: 13px;
            opacity: 0.6;
        }

        /* Responsive */
        @media (max-width: 991.98px) {
            .rn-nav-links {
                display: none;
            }
            .rn-nav-cta .rn-btn-outline {
                display: none;
            }
            .rn-hamburger {
                display: flex;
            }
            .rn-nav {
                gap: 16px;
            }
            .rn-category-hero {
                padding: 80px 0 60px;
            }
            .rn-category-hero h1 {
                font-size: 34px;
            }
            .rn-hero-panel {
                margin: 40px auto 0;
            }
            .rn-value-content {
                padding-left: 0;
                margin-top: 30px;
            }
            .rn-section {
                padding: 60px 0;
            }
            .rn-section-head h2 {
                font-size: 28px;
            }
            .rn-stat-number {
                font-size: 34px;
            }
        }
        @media (max-width: 767.98px) {
            .rn-nav-cta .rn-btn {
                display: none;
            }
            .rn-category-hero {
                padding: 60px 0 48px;
            }
            .rn-category-hero h1 {
                font-size: 28px;
            }
            .rn-overline {
                font-size: 12px;
                padding: 4px 12px;
            }
            .rn-category-hero .rn-hero-desc {
                font-size: 15px;
            }
            .rn-section {
                padding: 48px 0;
            }
            .rn-section-head {
                margin-bottom: 36px;
            }
            .rn-section-head h2 {
                font-size: 24px;
            }
            .rn-value-list li {
                font-size: 14px;
            }
            .rn-field-card {
                margin-bottom: 20px;
            }
            .rn-stat-card {
                margin-bottom: 16px;
            }
            .rn-step-card {
                margin-bottom: 20px;
                padding: 28px 22px;
            }
            .rn-scene-card {
                height: 230px;
                margin-bottom: 20px;
            }
            .rn-testimonial-card {
                margin-bottom: 20px;
                padding: 24px;
            }
            .rn-faq-question {
                font-size: 15px;
                padding: 16px 18px;
            }
            .rn-faq-answer {
                padding: 0 18px 16px;
                font-size: 14px;
            }
            .rn-cta {
                padding: 60px 0;
            }
            .rn-cta-inner h2 {
                font-size: 28px;
            }
            .rn-footer {
                padding: 50px 0 0;
            }
            .rn-footer h4 {
                margin-top: 20px;
            }
        }
        @media (max-width: 575.98px) {
            .rn-logo {
                font-size: 17px;
            }
            .rn-logo i {
                font-size: 20px;
            }
            .rn-hero-actions .rn-btn {
                width: 100%;
            }
            .rn-category-hero h1 {
                font-size: 26px;
                line-height: 1.35;
            }
            .rn-hero-panel {
                padding: 24px 18px;
            }
            .rn-ring {
                width: 110px;
                height: 110px;
            }
            .rn-ring-wrap {
                width: 110px;
                height: 110px;
            }
            .rn-ring-text strong {
                font-size: 28px;
            }
            .rn-btn-flex {
                flex-direction: column;
                width: 100%;
            }
        }