/* roulang page: index */
:root {
            --primary: #C8102E;
            --primary-dark: #9E0B23;
            --secondary: #1A1A1A;
            --accent: #C9A96E;
            --bg: #FAF7F2;
            --card: #FFFFFF;
            --alt-bg: #F5EDE4;
            --text: #2B2B2B;
            --text-secondary: #5C5C5C;
            --text-muted: #929292;
            --border: #E6E0D6;
            --radius-lg: 16px;
            --radius-md: 10px;
            --radius-sm: 6px;
            --shadow-card: 0 1px 3px rgba(26, 26, 26, 0.06);
            --shadow-hover: 0 8px 24px rgba(26, 26, 26, 0.10);
            --shadow-nav: 0 2px 6px rgba(0, 0, 0, 0.05);
            --font-sans: "PingFang SC", "Microsoft YaHei", "Source Han Sans SC", "Helvetica Neue", system-ui, sans-serif;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-sans);
            background-color: var(--bg);
            color: var(--text);
            line-height: 1.75;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            padding-bottom: 64px;
        }

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

        a {
            text-decoration: none;
            color: inherit;
            transition: color .2s ease;
        }

        button {
            cursor: pointer;
            border: none;
            font-family: inherit;
        }

        .container-main {
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        @media (max-width: 640px) {
            .container-main {
                padding-left: 16px;
                padding-right: 16px;
            }
        }

        /* ========== 导航 ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.97);
            backdrop-filter: blur(8px);
            border-bottom: 1px solid var(--border);
            transition: box-shadow .3s ease;
            height: 72px;
        }

        .site-header.scrolled {
            box-shadow: var(--shadow-nav);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 72px;
        }

        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 18px;
            font-weight: 700;
            color: var(--text);
            flex-shrink: 0;
        }

        .logo-icon {
            width: 36px;
            height: 36px;
            background: var(--primary);
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 16px;
            flex-shrink: 0;
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 28px;
            list-style: none;
        }

        .nav-link {
            font-size: 15px;
            font-weight: 500;
            color: var(--text);
            padding: 6px 2px;
            position: relative;
            transition: color .2s ease;
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }

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

        .nav-link.active {
            color: var(--primary);
            font-weight: 600;
        }

        .nav-link.active::after {
            content: '';
            position: absolute;
            left: 0;
            right: 0;
            bottom: -4px;
            height: 3px;
            background: var(--primary);
            border-radius: 2px;
        }

        .nav-link.active::before {
            content: '';
            position: absolute;
            bottom: -9px;
            left: 50%;
            transform: translateX(-50%);
            width: 6px;
            height: 6px;
            background: var(--accent);
            border-radius: 50%;
            z-index: 1;
        }

        .header-cta {
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .btn-header {
            width: 88px;
            height: 40px;
            background: var(--primary);
            color: #fff;
            border-radius: 8px;
            font-size: 14px;
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            transition: background .2s ease, transform .2s ease, box-shadow .2s ease;
        }

        .btn-header:hover {
            background: var(--primary-dark);
            transform: translateY(-1px);
            box-shadow: 0 4px 12px rgba(200, 16, 46, 0.25);
            color: #fff;
        }

        .btn-header:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
        }

        /* 移动端汉堡 */
        .hamburger {
            display: none;
            width: 42px;
            height: 42px;
            background: transparent;
            border-radius: 8px;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            color: var(--text);
        }

        .mobile-menu {
            display: none;
            position: fixed;
            inset: 0;
            z-index: 999;
            background: var(--bg);
            padding-top: 90px;
            padding-left: 24px;
            padding-right: 24px;
        }

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

        .mobile-menu .nav-links {
            flex-direction: column;
            align-items: flex-start;
            gap: 0;
            list-style: none;
        }

        .mobile-menu .nav-link {
            font-size: 18px;
            line-height: 48px;
            width: 100%;
            border-bottom: 1px solid rgba(0, 0, 0, 0.06);
            display: block;
        }

        .mobile-menu .nav-link.active::after,
        .mobile-menu .nav-link.active::before {
            display: none;
        }

        .mobile-menu-close {
            position: absolute;
            top: 18px;
            right: 20px;
            width: 42px;
            height: 42px;
            background: transparent;
            font-size: 20px;
            color: var(--text);
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        @media (max-width: 768px) {
            .nav-links {
                display: none;
            }

            .header-cta .btn-header {
                display: none;
            }

            .hamburger {
                display: flex;
            }
        }

        /* ========== Hero ========== */
        .hero-section {
            position: relative;
            min-height: 560px;
            background-image: url('/assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            display: flex;
            align-items: center;
            overflow: hidden;
        }

        .hero-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(90deg, rgba(26, 26, 26, 0.85) 0%, rgba(26, 26, 26, 0.55) 60%, rgba(26, 26, 26, 0.35) 100%);
            z-index: 1;
        }

        .hero-content {
            position: relative;
            z-index: 2;
            width: 100%;
            padding-top: 64px;
            padding-bottom: 64px;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(201, 169, 110, 0.15);
            border: 1px solid rgba(201, 169, 110, 0.4);
            color: var(--accent);
            font-size: 13px;
            font-weight: 600;
            padding: 4px 14px;
            border-radius: 999px;
            margin-bottom: 24px;
            letter-spacing: 0.5px;
        }

        .hero-title {
            font-size: 46px;
            font-weight: 800;
            line-height: 1.15;
            color: #fff;
            margin-bottom: 20px;
            max-width: 680px;
        }

        .hero-subtitle {
            font-size: 18px;
            line-height: 1.65;
            color: rgba(255, 255, 255, 0.85);
            max-width: 540px;
            margin-bottom: 32px;
        }

        .hero-buttons {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            margin-bottom: 48px;
        }

        .btn-primary {
            height: 48px;
            padding: 0 32px;
            background: var(--primary);
            color: #fff;
            border-radius: 10px;
            font-size: 15px;
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            transition: background .2s ease, transform .2s ease, box-shadow .2s ease;
        }

        .btn-primary:hover {
            background: var(--primary-dark);
            transform: translateY(-2px);
            box-shadow: 0 6px 16px rgba(200, 16, 46, 0.3);
            color: #fff;
        }

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

        .btn-outline {
            height: 48px;
            padding: 0 32px;
            background: transparent;
            border: 1.5px solid rgba(255, 255, 255, 0.7);
            color: #fff;
            border-radius: 10px;
            font-size: 15px;
            font-weight: 500;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            transition: all .2s ease;
        }

        .btn-outline:hover {
            background: rgba(201, 169, 110, 0.9);
            border-color: var(--accent);
            color: var(--secondary);
        }

        .hero-stats {
            display: flex;
            flex-wrap: wrap;
            gap: 48px;
            border-top: 1px solid rgba(255, 255, 255, 0.15);
            padding-top: 32px;
        }

        .hero-stat {
            display: flex;
            flex-direction: column;
            gap: 2px;
        }

        .hero-stat .num {
            font-size: 28px;
            font-weight: 800;
            color: var(--accent);
            font-family: "Oswald", "Archivo Narrow", var(--font-sans);
            line-height: 1.1;
        }

        .hero-stat .label {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.75);
            letter-spacing: 1px;
        }

        @media (max-width: 768px) {
            .hero-section {
                min-height: 480px;
            }

            .hero-title {
                font-size: 32px;
            }

            .hero-subtitle {
                font-size: 16px;
            }

            .hero-stats {
                gap: 24px;
            }
        }

        @media (max-width: 480px) {
            .hero-buttons {
                flex-direction: column;
            }

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

            .hero-stats {
                display: grid;
                grid-template-columns: 1fr 1fr;
                gap: 20px;
            }
        }

        /* ========== 通用板块 ========== */
        .section {
            padding: 80px 0;
        }

        .section-alt {
            background: var(--alt-bg);
        }

        .section-title-wrap {
            margin-bottom: 48px;
            max-width: 720px;
        }

        .section-title {
            font-size: 34px;
            font-weight: 700;
            line-height: 1.2;
            color: var(--text);
            margin-bottom: 12px;
        }

        .section-subtitle {
            font-size: 16px;
            color: var(--text-secondary);
            line-height: 1.7;
        }

        .section-title-accent {
            display: inline-block;
            width: 40px;
            height: 4px;
            background: var(--accent);
            border-radius: 2px;
            margin-bottom: 16px;
        }

        @media (max-width: 768px) {
            .section {
                padding: 48px 0;
            }

            .section-title {
                font-size: 26px;
            }
        }

        /* ========== 卖点三连 ========== */
        .feature-grid {
            display: grid;
            grid-template-columns: 7fr 5fr;
            gap: 24px;
        }

        .feature-main {
            background: var(--card);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 32px;
            box-shadow: var(--shadow-card);
            display: flex;
            flex-direction: column;
            transition: box-shadow .3s ease, transform .3s ease;
        }

        .feature-main:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
        }

        .feature-main .feature-icon {
            width: 52px;
            height: 52px;
            background: rgba(200, 16, 46, 0.08);
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            color: var(--primary);
            margin-bottom: 20px;
        }

        .feature-main h3 {
            font-size: 22px;
            font-weight: 650;
            margin-bottom: 12px;
            color: var(--text);
        }

        .feature-main p {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 20px;
        }

        .feature-main .feature-img {
            border-radius: 10px;
            overflow: hidden;
            margin-top: auto;
        }

        .feature-main .feature-img img {
            width: 100%;
            height: 180px;
            object-fit: cover;
        }

        .feature-side {
            display: flex;
            flex-direction: column;
            gap: 24px;
        }

        .feature-stat {
            background: var(--secondary);
            border-radius: var(--radius-lg);
            padding: 28px 32px;
            flex: 1;
            display: flex;
            flex-direction: column;
            justify-content: center;
            position: relative;
            overflow: hidden;
        }

        .feature-stat::after {
            content: '';
            position: absolute;
            right: -30px;
            bottom: -30px;
            width: 120px;
            height: 120px;
            border: 2px solid rgba(201, 169, 110, 0.15);
            border-radius: 50%;
        }

        .feature-stat .big-num {
            font-size: 56px;
            font-weight: 800;
            color: var(--accent);
            line-height: 1;
            font-family: "Oswald", var(--font-sans);
            margin-bottom: 8px;
        }

        .feature-stat .desc {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.75);
            line-height: 1.6;
        }

        .feature-quote {
            background: var(--card);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 24px 28px;
            box-shadow: var(--shadow-card);
            flex: 1;
            display: flex;
            flex-direction: column;
            justify-content: center;
            transition: box-shadow .3s ease;
        }

        .feature-quote:hover {
            box-shadow: var(--shadow-hover);
        }

        .feature-quote .quote-mark {
            font-size: 40px;
            color: var(--accent);
            font-family: Georgia, serif;
            line-height: 1;
            margin-bottom: 4px;
        }

        .feature-quote .quote-text {
            font-size: 17px;
            font-weight: 500;
            color: var(--text);
            line-height: 1.5;
            margin-bottom: 12px;
            font-style: italic;
        }

        .feature-quote .quote-link {
            font-size: 14px;
            font-weight: 600;
            color: var(--primary);
        }

        .feature-quote .quote-link:hover {
            color: var(--accent);
        }

        @media (max-width: 768px) {
            .feature-grid {
                grid-template-columns: 1fr;
            }
        }

        /* ========== 场景演示 ========== */
        .scene-row {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
            padding: 40px 0;
        }

        .scene-row.reverse .scene-media {
            order: 2;
        }

        .scene-row.reverse .scene-text {
            order: 1;
        }

        .scene-media {
            position: relative;
        }

        .scene-media::before {
            content: '';
            position: absolute;
            top: -16px;
            left: -16px;
            width: 100%;
            height: 100%;
            background: var(--accent);
            border-radius: 12px;
            opacity: 0.3;
            z-index: 0;
        }

        .scene-media::after {
            content: '';
            position: absolute;
            top: 0;
            left: -8px;
            width: 4px;
            height: 100%;
            background: var(--primary);
            border-radius: 2px;
            z-index: 1;
        }

        .scene-media img {
            position: relative;
            z-index: 2;
            border-radius: 12px;
            width: 100%;
            height: 280px;
            object-fit: cover;
            box-shadow: var(--shadow-card);
        }

        .scene-caption {
            font-size: 13px;
            color: var(--text-muted);
            margin-top: 12px;
            position: relative;
            z-index: 2;
        }

        .scene-text h3 {
            font-size: 24px;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 14px;
        }

        .scene-text p {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.75;
            margin-bottom: 20px;
            max-width: 460px;
        }

        .scene-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }

        .tag-pill {
            font-size: 13px;
            font-weight: 500;
            color: var(--text-secondary);
            background: #EFEBE4;
            padding: 4px 14px;
            border-radius: 999px;
            transition: all .2s ease;
        }

        .tag-pill:hover {
            color: var(--primary);
            background: rgba(200, 16, 46, 0.08);
        }

        @media (max-width: 768px) {
            .scene-row {
                grid-template-columns: 1fr;
                gap: 32px;
            }

            .scene-row.reverse .scene-media {
                order: 1;
            }

            .scene-row.reverse .scene-text {
                order: 2;
            }

            .scene-media img {
                height: 220px;
            }
        }

        /* ========== 社会认同 ========== */
        .social-proof {
            background: var(--alt-bg);
            padding: 80px 0;
        }

        .proof-stats {
            background: var(--secondary);
            border-radius: var(--radius-lg);
            padding: 48px 56px;
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 32px;
            margin-bottom: 48px;
        }

        .proof-stat {
            text-align: center;
        }

        .proof-stat .num {
            font-size: 40px;
            font-weight: 800;
            color: var(--accent);
            font-family: "Oswald", var(--font-sans);
            line-height: 1.1;
            margin-bottom: 4px;
        }

        .proof-stat .label {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.7);
            letter-spacing: 0.5px;
        }

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

        .testimonial-card {
            background: var(--card);
            border-radius: var(--radius-md);
            padding: 28px 32px;
            box-shadow: var(--shadow-card);
            position: relative;
            transition: box-shadow .3s ease, transform .3s ease;
            border-left: 3px solid transparent;
        }

        .testimonial-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
            border-left-color: var(--primary);
        }

        .testimonial-card.wide {
            grid-column: 1 / -1;
            max-width: 70%;
            margin: 0 auto;
        }

        .testimonial-stars {
            color: var(--accent);
            font-size: 14px;
            margin-bottom: 12px;
            letter-spacing: 2px;
        }

        .testimonial-text {
            font-size: 15px;
            color: var(--text);
            line-height: 1.7;
            margin-bottom: 16px;
            font-style: italic;
        }

        .testimonial-author {
            font-size: 13px;
            color: var(--text-muted);
            font-weight: 500;
        }

        @media (max-width: 768px) {
            .proof-stats {
                grid-template-columns: 1fr 1fr;
                padding: 32px 24px;
                gap: 24px;
            }

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

            .testimonial-card.wide {
                max-width: 100%;
            }
        }

        /* ========== 资讯列表 ========== */
        .news-section {
            padding: 80px 0;
        }

        .news-layout {
            display: grid;
            grid-template-columns: 8fr 4fr;
            gap: 32px;
        }

        .news-list {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }

        .news-card {
            background: var(--card);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 20px;
            box-shadow: var(--shadow-card);
            transition: border-color .3s ease, box-shadow .3s ease;
        }

        .news-card:hover {
            border-color: var(--primary);
            box-shadow: var(--shadow-hover);
        }

        .news-card .badge-category {
            display: inline-block;
            color: var(--accent);
            background: var(--alt-bg);
            font-size: 12px;
            font-weight: 600;
            padding: 3px 8px;
            border-radius: 4px;
            margin-bottom: 10px;
        }

        .news-card h3 {
            font-size: 18px;
            font-weight: 650;
            line-height: 1.4;
            margin-bottom: 8px;
        }

        .news-card h3 a {
            color: var(--text);
            transition: color .2s ease;
        }

        .news-card h3 a:hover {
            color: var(--primary);
        }

        .news-card .news-excerpt {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.6;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            margin-bottom: 12px;
        }

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

        .news-card .news-date {
            font-size: 13px;
            color: var(--text-muted);
        }

        .news-card .news-more {
            font-size: 13px;
            font-weight: 600;
            color: var(--primary);
        }

        .news-card .news-more:hover {
            color: var(--accent);
        }

        .news-sidebar {
            display: flex;
            flex-direction: column;
            gap: 24px;
        }

        .sidebar-card {
            background: var(--card);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 24px;
            box-shadow: var(--shadow-card);
        }

        .sidebar-card h3 {
            font-size: 16px;
            font-weight: 700;
            margin-bottom: 16px;
            padding-bottom: 12px;
            border-bottom: 1px solid var(--border);
            color: var(--text);
            position: relative;
        }

        .sidebar-card h3::after {
            content: '';
            position: absolute;
            bottom: -1px;
            left: 0;
            width: 28px;
            height: 2px;
            background: var(--primary);
        }

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

        .tag-cloud .tag-pill {
            font-size: 12px;
            padding: 3px 10px;
        }

        .cat-list {
            list-style: none;
        }

        .cat-list li {
            padding: 8px 0;
            border-bottom: 1px solid var(--border);
        }

        .cat-list li:last-child {
            border-bottom: none;
        }

        .cat-list a {
            font-size: 14px;
            color: var(--text-secondary);
            display: flex;
            align-items: center;
            gap: 8px;
            transition: color .2s ease, padding-left .2s ease;
        }

        .cat-list a::before {
            content: '▸';
            color: var(--accent);
            font-size: 12px;
        }

        .cat-list a:hover {
            color: var(--primary);
            padding-left: 4px;
        }

        .news-empty {
            background: var(--card);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 60px 40px;
            text-align: center;
            box-shadow: var(--shadow-card);
        }

        .news-empty .empty-icon {
            width: 64px;
            height: 64px;
            background: rgba(200, 16, 46, 0.08);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 24px;
            color: var(--primary);
            margin: 0 auto 16px;
        }

        .news-empty p {
            color: var(--text-secondary);
            font-size: 16px;
            margin-bottom: 12px;
        }

        .news-empty a {
            color: var(--primary);
            font-size: 14px;
            font-weight: 600;
        }

        @media (max-width: 768px) {
            .news-layout {
                grid-template-columns: 1fr;
            }
        }

        /* ========== FAQ ========== */
        .faq-section {
            padding: 80px 0;
        }

        .faq-layout {
            display: grid;
            grid-template-columns: 4fr 8fr;
            gap: 48px;
            align-items: start;
        }

        .faq-left {
            position: sticky;
            top: 100px;
        }

        .faq-left h2 {
            font-size: 34px;
            font-weight: 700;
            line-height: 1.2;
            margin-bottom: 16px;
        }

        .faq-left p {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 16px;
        }

        .faq-left a {
            color: var(--primary);
            font-weight: 600;
            font-size: 15px;
        }

        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .faq-item {
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            background: var(--card);
            overflow: hidden;
            transition: border-color .3s ease;
        }

        .faq-item.open {
            border-color: var(--primary);
        }

        .faq-question {
            width: 100%;
            background: transparent;
            padding: 18px 20px;
            font-size: 17px;
            font-weight: 500;
            color: var(--text);
            text-align: left;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 12px;
            transition: color .2s ease;
        }

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

        .faq-icon {
            width: 20px;
            height: 20px;
            border-radius: 50%;
            background: rgba(201, 169, 110, 0.2);
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            position: relative;
        }

        .faq-icon::before {
            content: '+';
            font-size: 14px;
            color: var(--accent);
            font-weight: 600;
            line-height: 1;
        }

        .faq-item.open .faq-icon::before {
            content: '−';
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height .3s ease;
            font-size: 15px;
            line-height: 1.75;
            color: var(--text-secondary);
            background: var(--alt-bg);
            padding: 0 20px;
        }

        .faq-item.open .faq-answer {
            max-height: 200px;
            padding: 12px 20px;
        }

        @media (max-width: 768px) {
            .faq-layout {
                grid-template-columns: 1fr;
                gap: 24px;
            }

            .faq-left {
                position: static;
            }
        }

        /* ========== 底部CTA ========== */
        .cta-section {
            background: var(--secondary);
            padding: 72px 0;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: 'CM';
            position: absolute;
            right: 24px;
            bottom: -40px;
            font-size: 220px;
            font-weight: 900;
            color: rgba(201, 169, 110, 0.05);
            line-height: 1;
            letter-spacing: -10px;
            font-family: "Oswald", var(--font-sans);
        }

        .cta-inner {
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 32px;
            flex-wrap: wrap;
            position: relative;
            z-index: 1;
        }

        .cta-inner h2 {
            font-size: 28px;
            font-weight: 700;
            color: #fff;
            line-height: 1.3;
            max-width: 560px;
        }

        .cta-inner .btn-primary {
            background: var(--primary);
            color: #fff;
            white-space: nowrap;
            font-size: 16px;
            padding: 0 40px;
            height: 52px;
        }

        .cta-inner .btn-primary:hover {
            background: var(--accent);
            color: var(--secondary);
        }

        @media (max-width: 768px) {
            .cta-inner {
                flex-direction: column;
                text-align: center;
            }

            .cta-inner h2 {
                font-size: 22px;
            }

            .cta-inner .btn-primary {
                width: 100%;
                justify-content: center;
            }
        }

        /* ========== 页脚 ========== */
        .site-footer {
            background: var(--secondary);
            padding-top: 64px;
            font-size: 14px;
            line-height: 1.6;
            color: rgba(255, 255, 255, 0.7);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 4fr 2fr 3fr 3fr;
            gap: 40px;
            padding-bottom: 48px;
        }

        .footer-brand .logo {
            color: #fff;
            margin-bottom: 12px;
        }

        .footer-brand .logo-icon {
            background: var(--primary);
        }

        .footer-brand p {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.6);
            line-height: 1.7;
            max-width: 260px;
            margin-bottom: 16px;
        }

        .footer-social {
            display: flex;
            gap: 12px;
        }

        .footer-social a {
            width: 36px;
            height: 36px;
            border-radius: 8px;
            background: rgba(255, 255, 255, 0.06);
            display: flex;
            align-items: center;
            justify-content: center;
            color: rgba(255, 255, 255, 0.6);
            font-size: 14px;
            transition: all .2s ease;
        }

        .footer-social a:hover {
            background: var(--accent);
            color: var(--secondary);
        }

        .footer-col h4 {
            font-size: 15px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 20px;
            position: relative;
            padding-bottom: 8px;
        }

        .footer-col h4::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 24px;
            height: 2px;
            background: var(--accent);
        }

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

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

        .footer-col a {
            color: rgba(255, 255, 255, 0.7);
            transition: color .2s ease;
        }

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

        .footer-contact li {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 10px;
            color: rgba(255, 255, 255, 0.7);
        }

        .footer-contact i {
            width: 16px;
            text-align: center;
            color: var(--accent);
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding: 24px 0;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 12px;
        }

        .footer-bottom p {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.5);
        }

        @media (max-width: 768px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
        }

        @media (max-width: 520px) {
            .footer-grid {
                grid-template-columns: 1fr;
            }

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

        /* ========== 底部固定转化条 ========== */
        .fixed-cta {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            z-index: 900;
            background: var(--primary);
            height: 56px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 0 24px;
            box-shadow: 0 -2px 12px rgba(0, 0, 0, 0.15);
        }

        .fixed-cta .cta-text {
            color: #fff;
            font-size: 14px;
            font-weight: 500;
            line-height: 1.4;
        }

        .fixed-cta .cta-btn {
            background: #fff;
            color: var(--primary);
            font-size: 14px;
            font-weight: 600;
            padding: 8px 20px;
            border-radius: 8px;
            transition: all .2s ease;
            white-space: nowrap;
        }

        .fixed-cta .cta-btn:hover {
            background: var(--accent);
            color: var(--secondary);
            transform: translateY(-1px);
        }

        @media (max-width: 640px) {
            .fixed-cta {
                padding: 0 16px;
            }

            .fixed-cta .cta-text {
                font-size: 13px;
            }

            .fixed-cta .cta-btn {
                padding: 6px 14px;
                font-size: 13px;
            }
        }

        /* ========== 动画与过渡 ========== */
        .fade-up {
            opacity: 0;
            transform: translateY(20px);
            transition: opacity .5s ease, transform .5s ease;
        }

        .fade-up.visible {
            opacity: 1;
            transform: translateY(0);
        }

        @media (prefers-reduced-motion: reduce) {
            * {
                transition: none !important;
                animation: none !important;
            }
        }

/* roulang page: article */
:root {
    --primary: #C8102E;
    --primary-dark: #9E0B23;
    --secondary: #1A1A1A;
    --accent: #C9A96E;
    --bg: #FAF7F2;
    --card-bg: #FFFFFF;
    --alt-bg: #F5EDE4;
    --text: #2B2B2B;
    --text-secondary: #5C5C5C;
    --text-muted: #929292;
    --border: #E6E0D6;
    --success: #1B7F3B;
    --warning: #B45B0F;
    --shadow-card: 0 1px 3px rgba(26,26,26,0.06);
    --shadow-hover: 0 8px 24px rgba(26,26,26,0.10);
    --radius-lg: 16px;
    --radius-md: 10px;
    --radius-sm: 6px;
    --container: 1200px;
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
    font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Source Han Sans SC", system-ui, sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.75;
    padding-bottom: 64px;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; transition: color 0.25s, background-color 0.25s, border-color 0.25s, box-shadow 0.25s, transform 0.25s; }
ul { list-style: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
input { font-family: inherit; }
.container-main { max-width: var(--container); margin: 0 auto; padding: 0 24px; }
@media (max-width: 768px) {
    .container-main { padding: 0 16px; }
}

/* ========== Header ========== */
.site-header {
    position: sticky; top: 0; z-index: 100;
    background: rgba(250,247,242,0.96);
    backdrop-filter: blur(8px);
    border-bottom: 1px solid var(--border);
    box-shadow: 0 2px 6px rgba(0,0,0,0.05);
    height: 72px;
}
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 72px; gap: 32px; }
.logo { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }
.logo-icon {
    width: 36px; height: 36px; border-radius: 8px;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    display: flex; align-items: center; justify-content: center;
    color: #fff; font-size: 16px;
    box-shadow: 0 2px 8px rgba(200,16,46,0.3);
}
.logo span:last-child { font-size: 18px; font-weight: 700; color: var(--secondary); letter-spacing: 0.5px; white-space: nowrap; }
.nav-links { display: flex; align-items: center; gap: 28px; }
.nav-link {
    position: relative; font-size: 15px; font-weight: 500;
    color: var(--text-secondary); padding: 6px 2px;
}
.nav-link:hover { color: var(--primary); }
.nav-link.active { color: var(--primary); font-weight: 600; }
.nav-link.active::after {
    content: ''; position: absolute; left: 0; right: 0; bottom: -4px;
    height: 3px; border-radius: 2px; background: var(--primary);
}
.nav-link.active::before {
    content: ''; position: absolute; left: 50%; bottom: -11px;
    transform: translateX(-50%);
    width: 6px; height: 6px; border-radius: 50%;
    background: var(--accent); z-index: 1;
}
.header-cta {
    display: inline-flex; align-items: center; justify-content: center;
    width: 88px; height: 40px; font-size: 14px; font-weight: 600;
    border-radius: 8px; background: var(--primary); color: #fff;
    flex-shrink: 0;
}
.header-cta:hover { background: var(--primary-dark); transform: translateY(-1px); box-shadow: var(--shadow-hover); }
.menu-toggle { display: none; font-size: 22px; color: var(--secondary); padding: 8px; }
.mobile-menu {
    display: none; position: fixed; top: 72px; left: 0; right: 0;
    background: var(--bg); border-bottom: 1px solid var(--border);
    box-shadow: 0 12px 24px rgba(0,0,0,0.08);
    padding: 16px 24px 24px; z-index: 99;
}
.mobile-menu.open { display: block; }
.mobile-menu a { display: block; font-size: 18px; line-height: 48px; color: var(--secondary); border-bottom: 1px solid rgba(0,0,0,0.06); }
.mobile-menu a:last-of-type { border-bottom: none; }
.mobile-menu a:hover,
.mobile-menu a.active { color: var(--primary); }
.mobile-menu .btn-primary { margin-top: 16px; text-align: center; }

/* ========== Buttons ========== */
.btn-primary {
    display: inline-flex; align-items: center; justify-content: center;
    background: var(--primary); color: #fff;
    font-size: 16px; font-weight: 600;
    padding: 12px 32px; border-radius: 10px;
    min-height: 44px;
    transition: background 0.25s, transform 0.25s, box-shadow 0.25s;
}
.btn-primary:hover { background: var(--primary-dark); transform: translateY(-1px); box-shadow: 0 8px 20px rgba(200,16,46,0.25); }
.btn-primary:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.btn-secondary {
    display: inline-flex; align-items: center; justify-content: center;
    background: transparent; color: #fff;
    font-size: 16px; font-weight: 600;
    padding: 12px 32px; border-radius: 10px;
    border: 1.5px solid rgba(255,255,255,0.7);
    min-height: 44px;
    transition: background 0.25s, color 0.25s, border-color 0.25s;
}
.btn-secondary:hover { background: var(--accent); color: var(--secondary); border-color: var(--accent); }

/* ========== Breadcrumb ========== */
.breadcrumb-bar {
    background: var(--alt-bg);
    border-bottom: 1px solid var(--border);
    height: 48px;
    display: flex; align-items: center;
}
.breadcrumb-list {
    display: flex; align-items: center; gap: 8px;
    font-size: 14px; color: var(--text-muted);
    white-space: nowrap; overflow: hidden;
}
.breadcrumb-list a { color: var(--text-secondary); }
.breadcrumb-list a:hover { color: var(--primary); }
.breadcrumb-list .sep { color: var(--border); font-size: 12px; }
.breadcrumb-list .current {
    color: var(--text-muted); max-width: 260px;
    overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}

/* ========== Article Layout ========== */
.article-section { padding: 60px 0 80px; }
.article-layout {
    display: grid; grid-template-columns: 8fr 4fr; gap: 40px;
}
.article-main { min-width: 0; }
.article-category {
    display: inline-block;
    font-size: 12px; font-weight: 600; color: var(--accent);
    background: var(--alt-bg); border-radius: 4px;
    padding: 3px 8px; margin-bottom: 16px;
    text-transform: uppercase; letter-spacing: 1px;
}
.article-title {
    font-size: clamp(28px, 4vw, 40px);
    font-weight: 800; line-height: 1.2;
    color: var(--secondary); margin-bottom: 20px;
}
.article-meta {
    display: flex; flex-wrap: wrap; gap: 24px;
    font-size: 13px; color: var(--text-muted);
    padding-bottom: 24px; margin-bottom: 28px;
    border-bottom: 1px solid var(--border);
    letter-spacing: 0.5px;
}
.article-meta i { margin-right: 6px; color: var(--accent); }
.article-cover {
    width: 100%; height: auto;
    border-radius: 12px; margin-bottom: 12px;
    object-fit: cover;
}
.cover-caption { font-size: 13px; color: var(--text-muted); margin-bottom: 36px; }

/* Article Content */
.article-content { font-size: 17px; line-height: 1.8; color: var(--text); }
.article-content p { margin-bottom: 1.3em; }
.article-content h2 {
    font-size: 28px; font-weight: 700; margin: 48px 0 20px;
    color: var(--secondary); line-height: 1.3;
}
.article-content h3 {
    font-size: 24px; font-weight: 700; margin: 36px 0 16px;
    color: var(--secondary); line-height: 1.3;
}
.article-content h4 {
    font-size: 19px; font-weight: 600; margin: 28px 0 12px;
    color: var(--secondary);
}
.article-content ul { margin: 0 0 1.3em 1.2em; list-style: disc; }
.article-content ol { margin: 0 0 1.3em 1.2em; list-style: decimal; }
.article-content li { margin-bottom: 0.5em; }
.article-content a { color: var(--primary); border-bottom: 1px solid rgba(200,16,46,0.3); }
.article-content a:hover { color: var(--primary-dark); border-bottom-color: var(--primary); }
.article-content blockquote {
    border-left: 4px solid var(--primary);
    background: var(--alt-bg);
    padding: 16px 20px; margin: 1.5em 0;
    border-radius: 0 8px 8px 0;
    color: var(--text-secondary);
    font-style: italic;
}
.article-content table {
    width: 100%; border-collapse: collapse;
    margin: 1.5em 0; font-size: 15px;
}
.article-content th {
    background: var(--alt-bg); font-weight: 600;
    border: 1px solid var(--border); padding: 10px 12px;
    text-align: left;
}
.article-content td {
    border: 1px solid var(--border); padding: 10px 12px;
}
.article-content img { border-radius: 8px; margin: 1em 0; }
.article-content iframe { border-radius: 8px; width: 100%; margin: 1em 0; }

/* Article Tags */
.article-tags {
    display: flex; flex-wrap: wrap; gap: 8px;
    margin-top: 40px; padding-top: 24px;
    border-top: 1px solid var(--border);
}
.tag-badge {
    display: inline-block;
    font-size: 13px; font-weight: 500; color: var(--text-secondary);
    background: #EFEBE4; border-radius: 999px;
    padding: 4px 14px;
    transition: background 0.2s, color 0.2s;
}
.tag-badge:hover { background: rgba(200,16,46,0.1); color: var(--primary); }

/* Share */
.article-share {
    display: flex; align-items: center; gap: 12px;
    margin-top: 28px;
}
.share-label { font-size: 14px; color: var(--text-muted); font-weight: 500; margin-right: 4px; }
.share-btn {
    width: 36px; height: 36px; border-radius: 6px;
    display: flex; align-items: center; justify-content: center;
    background: #EFEBE4; color: var(--text-secondary);
    font-size: 14px;
    transition: background 0.2s, color 0.2s, transform 0.2s;
}
.share-btn:hover { background: var(--primary); color: #fff; transform: translateY(-2px); }

/* Back Link */
.back-link {
    display: inline-flex; align-items: center; gap: 8px;
    margin-top: 32px; font-size: 15px; font-weight: 500;
    color: var(--text-secondary);
}
.back-link:hover { color: var(--primary); }
.back-link i { transition: transform 0.2s; }
.back-link:hover i { transform: translateX(-4px); }

/* Not Found */
.not-found {
    text-align: center; padding: 80px 20px;
    background: var(--card-bg); border: 1px solid var(--border);
    border-radius: var(--radius-lg);
}
.not-found i { font-size: 48px; color: var(--accent); margin-bottom: 16px; }
.not-found p { font-size: 18px; color: var(--text-secondary); margin-bottom: 20px; }
.not-found a { color: var(--primary); font-weight: 500; }
.not-found a:hover { color: var(--primary-dark); }

/* ========== Sidebar ========== */
.article-sidebar { min-width: 0; }
.sidebar-card {
    background: var(--card-bg); border: 1px solid var(--border);
    border-radius: var(--radius-md); padding: 24px;
    margin-bottom: 24px;
    box-shadow: var(--shadow-card);
    transition: box-shadow 0.25s;
}
.sidebar-card:hover { box-shadow: var(--shadow-hover); }
.sidebar-card h3 {
    font-size: 18px; font-weight: 700; color: var(--secondary);
    margin-bottom: 18px; position: relative;
    padding-bottom: 10px;
}
.sidebar-card h3::after {
    content: ''; position: absolute; left: 0; bottom: 0;
    width: 28px; height: 3px; border-radius: 2px;
    background: var(--primary);
}
.related-list { display: flex; flex-direction: column; }
.related-item {
    display: flex; flex-direction: column; gap: 4px;
    padding: 14px 0; border-bottom: 1px solid var(--border);
}
.related-item:last-child { border-bottom: none; }
.related-item .related-date { font-size: 13px; color: var(--text-muted); }
.related-item .related-title { font-size: 15px; font-weight: 500; color: var(--text); line-height: 1.4; }
.related-item:hover .related-title { color: var(--primary); }
.sidebar-empty {
    font-size: 14px; color: var(--text-muted); padding: 20px 0;
}
.sidebar-empty a { color: var(--primary); font-weight: 500; }
.sidebar-empty a:hover { color: var(--primary-dark); }

.sidebar-cat-list li { border-bottom: 1px solid var(--border); }
.sidebar-cat-list li:last-child { border-bottom: none; }
.sidebar-cat-list a {
    display: flex; align-items: center; gap: 8px;
    padding: 12px 0; font-size: 15px; color: var(--text-secondary);
}
.sidebar-cat-list a::before {
    content: '›'; font-size: 18px; color: var(--primary);
    line-height: 1;
}
.sidebar-cat-list a:hover { color: var(--primary); }

/* ========== Bottom CTA ========== */
.bottom-cta {
    background: var(--secondary); color: #fff;
    padding: 56px 0;
    position: relative; overflow: hidden;
}
.bottom-cta::before {
    content: 'CM'; position: absolute;
    right: -20px; top: 50%; transform: translateY(-50%);
    font-size: 180px; font-weight: 800;
    color: rgba(201,169,110,0.08);
    line-height: 1; pointer-events: none;
}
.bottom-cta-inner {
    display: flex; align-items: center; justify-content: space-between;
    gap: 32px; position: relative; z-index: 1;
    flex-wrap: wrap;
}
.bottom-cta h2 { font-size: 26px; font-weight: 700; margin-bottom: 8px; }
.bottom-cta p { font-size: 15px; color: rgba(255,255,255,0.7); }

/* ========== Footer ========== */
.site-footer {
    background: var(--secondary); color: rgba(255,255,255,0.75);
    padding-top: 64px; font-size: 14px; line-height: 1.6;
}
.footer-grid {
    display: grid; grid-template-columns: 4fr 2fr 3fr 3fr;
    gap: 40px; padding-bottom: 48px;
}
.footer-brand .logo { color: #fff; margin-bottom: 16px; }
.footer-brand .logo .logo-icon {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
}
.footer-brand p { color: rgba(255,255,255,0.6); margin-bottom: 20px; font-size: 14px; }
.footer-social { display: flex; gap: 12px; }
.footer-social a {
    width: 36px; height: 36px; border-radius: 8px;
    display: flex; align-items: center; justify-content: center;
    background: rgba(255,255,255,0.08);
    color: rgba(255,255,255,0.8); font-size: 15px;
}
.footer-social a:hover { background: var(--accent); color: var(--secondary); }
.footer-col h4 {
    font-size: 16px; font-weight: 600; color: #fff;
    margin-bottom: 20px;
}
.footer-col ul li { margin-bottom: 10px; }
.footer-col ul a { color: rgba(255,255,255,0.6); }
.footer-col ul a:hover { color: var(--accent); }
.footer-contact li { display: flex; align-items: center; gap: 10px; color: rgba(255,255,255,0.6); }
.footer-contact i { color: var(--accent); width: 16px; text-align: center; }
.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.1);
    padding: 24px 0;
    display: flex; justify-content: space-between; gap: 16px;
    flex-wrap: wrap;
}
.footer-bottom p { color: rgba(255,255,255,0.5); font-size: 13px; }

/* ========== Fixed Bottom Bar ========== */
.fixed-bar {
    position: fixed; bottom: 16px; left: 50%; transform: translateX(-50%);
    background: var(--primary); color: #fff;
    border-radius: 50px; padding: 0 8px 0 24px;
    height: 56px;
    display: flex; align-items: center; gap: 16px;
    box-shadow: 0 8px 30px rgba(200,16,46,0.35);
    z-index: 90;
    max-width: calc(100vw - 48px);
}
.fixed-bar .bar-text { font-size: 14px; font-weight: 500; white-space: nowrap; }
.fixed-bar .bar-btn {
    display: inline-flex; align-items: center; justify-content: center;
    background: #fff; color: var(--primary);
    font-size: 14px; font-weight: 600;
    height: 40px; padding: 0 24px; border-radius: 50px;
    transition: background 0.2s, color 0.2s;
}
.fixed-bar .bar-btn:hover { background: var(--accent); color: var(--secondary); }

/* ========== Responsive ========== */
@media (max-width: 1024px) {
    .article-layout { grid-template-columns: 1fr; gap: 48px; }
    .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
    .nav-links, .header-cta { display: none; }
    .menu-toggle { display: block; }
    .article-title { font-size: 28px; }
    .article-meta { gap: 12px; }
    .footer-grid { grid-template-columns: 1fr; gap: 32px; }
    .bottom-cta-inner { flex-direction: column; text-align: center; }
    .fixed-bar {
        left: 16px; right: 16px; transform: none;
        max-width: none; border-radius: 14px;
        justify-content: space-between;
    }
    .breadcrumb-list .current { max-width: 160px; }
}

@media (max-width: 520px) {
    .article-section { padding: 40px 0 60px; }
    .article-meta span { font-size: 12px; }
    .related-item .related-title { font-size: 14px; }
}

/* roulang page: category1 */
:root {
            --primary: #C8102E;
            --primary-dark: #9E0B23;
            --secondary: #1A1A1A;
            --accent: #C9A96E;
            --bg: #FAF7F2;
            --card-bg: #FFFFFF;
            --light-band: #F5EDE4;
            --text: #2B2B2B;
            --text-secondary: #5C5C5C;
            --text-muted: #929292;
            --border: #E6E0D6;
            --success: #1B7F3B;
            --warning: #B45B0F;
            --radius-lg: 16px;
            --radius-md: 10px;
            --radius-sm: 6px;
            --shadow-card: 0 1px 3px rgba(26, 26, 26, 0.06);
            --shadow-hover: 0 8px 24px rgba(26, 26, 26, 0.10);
            --font-main: 'PingFang SC', 'Microsoft YaHei', '思源黑体', system-ui, sans-serif;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-main);
            background: var(--bg);
            color: var(--text);
            line-height: 1.75;
            margin: 0;
            padding-bottom: 64px;
        }

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

        a {
            color: inherit;
            text-decoration: none;
        }

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

        .container-main {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }

        @media (max-width: 640px) {
            .container-main {
                padding: 0 16px;
            }
        }

        /* ===== Header ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(255, 255, 255, 0.96);
            backdrop-filter: blur(8px);
            border-bottom: 1px solid var(--border);
            height: 72px;
            transition: box-shadow 0.3s;
        }

        .site-header.scrolled {
            box-shadow: 0 2px 6px rgba(0, 0, 0, 0.05);
        }

        .header-inner {
            height: 72px;
            display: flex;
            align-items: center;
            gap: 32px;
        }

        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 18px;
            font-weight: 700;
            color: var(--text);
            line-height: 1.2;
            white-space: nowrap;
        }

        .logo-icon {
            width: 38px;
            height: 38px;
            background: var(--primary);
            border-radius: 10px 10px 10px 2px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 16px;
            box-shadow: 0 2px 8px rgba(200, 16, 46, 0.25);
        }

        .logo:hover .logo-icon {
            background: var(--primary-dark);
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 28px;
            margin-left: auto;
        }

        .nav-links .nav-link {
            font-size: 15px;
            font-weight: 500;
            color: var(--text-secondary);
            padding: 22px 0;
            position: relative;
            transition: color 0.25s;
        }

        .nav-links .nav-link::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 100%;
            height: 3px;
            background: var(--primary);
            transform: scaleX(0);
            transform-origin: left;
            transition: transform 0.3s;
        }

        .nav-links .nav-link::before {
            content: '';
            position: absolute;
            bottom: 8px;
            left: 50%;
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: var(--accent);
            transform: translateX(-50%) scale(0);
            transition: transform 0.3s;
            z-index: 1;
        }

        .nav-links .nav-link:hover {
            color: var(--primary);
        }

        .nav-links .nav-link.active {
            color: var(--primary);
            font-weight: 600;
        }

        .nav-links .nav-link.active::after {
            transform: scaleX(1);
        }

        .nav-links .nav-link.active::before {
            transform: translateX(-50%) scale(1);
        }

        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: var(--primary);
            color: #fff;
            font-size: 15px;
            font-weight: 600;
            padding: 0 22px;
            height: 40px;
            border-radius: 8px;
            border: none;
            cursor: pointer;
            transition: background 0.25s, transform 0.25s, box-shadow 0.25s;
            white-space: nowrap;
        }

        .btn-primary:hover {
            background: var(--primary-dark);
            transform: translateY(-1px);
            box-shadow: 0 4px 12px rgba(200, 16, 46, 0.25);
        }

        .btn-primary:focus {
            outline: none;
            box-shadow: 0 0 0 2px var(--accent);
        }

        .btn-nav {
            height: 40px;
            padding: 0 20px;
            font-size: 14px;
        }

        .menu-toggle {
            display: none;
            width: 44px;
            height: 44px;
            align-items: center;
            justify-content: center;
            border: none;
            background: transparent;
            color: var(--text);
            font-size: 22px;
            cursor: pointer;
            border-radius: 8px;
        }

        .menu-toggle:hover {
            background: var(--light-band);
        }

        .mobile-menu {
            display: none;
            position: fixed;
            top: 72px;
            left: 0;
            right: 0;
            background: var(--bg);
            padding: 16px 20px 24px;
            border-bottom: 1px solid var(--border);
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
            z-index: 99;
            max-height: calc(100vh - 72px);
            overflow-y: auto;
        }

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

        .mobile-menu .nav-link {
            display: block;
            font-size: 18px;
            line-height: 48px;
            color: var(--text);
            border-bottom: 1px solid rgba(0, 0, 0, 0.06);
            font-weight: 500;
        }

        .mobile-menu .nav-link.active {
            color: var(--primary);
            font-weight: 700;
        }

        @media (max-width: 900px) {
            .nav-links,
            .btn-nav {
                display: none;
            }
            .menu-toggle {
                display: flex;
                margin-left: auto;
            }
        }

        /* ===== Categories Hero ===== */
        .category-hero {
            position: relative;
            min-height: 300px;
            display: flex;
            align-items: flex-end;
            background-color: var(--secondary);
            overflow: hidden;
        }

        .category-hero .hero-bg {
            position: absolute;
            inset: 0;
            background-size: cover;
            background-position: center;
            opacity: 0.5;
        }

        .category-hero .hero-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(90deg, rgba(26, 26, 26, 0.9) 0%, rgba(26, 26, 26, 0.45) 60%, rgba(26, 26, 26, 0.3) 100%);
        }

        .category-hero .hero-content {
            position: relative;
            z-index: 2;
            padding: 56px 24px 48px;
            width: 100%;
        }

        .category-hero h1 {
            font-size: 48px;
            font-weight: 800;
            color: #fff;
            line-height: 1.1;
            margin: 18px 0 10px;
            letter-spacing: 1px;
        }

        .category-hero .hero-sub {
            font-size: 17px;
            color: rgba(255, 255, 255, 0.85);
            max-width: 620px;
            line-height: 1.7;
            margin: 0;
        }

        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.7);
        }

        .breadcrumb a {
            color: rgba(255, 255, 255, 0.85);
            transition: color 0.2s;
        }

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

        .breadcrumb i {
            font-size: 11px;
            color: rgba(255, 255, 255, 0.4);
        }

        .breadcrumb span {
            color: var(--accent);
        }

        @media (max-width: 640px) {
            .category-hero {
                min-height: 260px;
            }
            .category-hero h1 {
                font-size: 34px;
            }
            .category-hero .hero-content {
                padding: 40px 16px 36px;
            }
            .category-hero .hero-sub {
                font-size: 15px;
            }
        }

        /* ===== Stats Band ===== */
        .stats-band {
            background: var(--secondary);
            padding: 32px 0;
        }

        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }

        .stat-item {
            text-align: center;
            padding: 8px 12px;
            border-left: 1px solid rgba(255, 255, 255, 0.1);
        }

        .stat-item:first-child {
            border-left: none;
        }

        .stat-num {
            display: block;
            font-family: 'Oswald', 'Archivo', sans-serif;
            font-size: 30px;
            font-weight: 700;
            color: var(--accent);
            letter-spacing: 1px;
            line-height: 1.2;
            text-transform: uppercase;
        }

        .stat-label {
            display: block;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.7);
            margin-top: 4px;
            letter-spacing: 0.5px;
        }

        @media (max-width: 768px) {
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
            .stat-item:nth-child(3) {
                border-left: none;
            }
            .stat-item {
                padding: 8px 4px;
            }
        }

        /* ===== Intro Block ===== */
        .intro-block {
            padding: 88px 0;
        }

        .intro-grid {
            display: grid;
            grid-template-columns: 7fr 5fr;
            gap: 60px;
            align-items: center;
        }

        .intro-content h2 {
            font-size: 34px;
            font-weight: 700;
            line-height: 1.25;
            color: var(--text);
            margin: 0 0 20px;
        }

        .intro-content>.lead {
            font-size: 16px;
            color: var(--text-secondary);
            line-height: 1.8;
            margin-bottom: 28px;
        }

        .feature-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .feature-list li {
            display: flex;
            align-items: flex-start;
            gap: 12px;
            font-size: 15px;
            color: var(--text);
            padding: 12px 16px;
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-card);
            transition: border-color 0.25s, box-shadow 0.25s;
        }

        .feature-list li:hover {
            border-color: var(--primary);
            box-shadow: var(--shadow-hover);
        }

        .feature-list .dot {
            width: 10px;
            height: 10px;
            border-radius: 50%;
            background: var(--primary);
            flex-shrink: 0;
            transform: translateY(6px);
            box-shadow: 0 0 0 4px rgba(200, 16, 46, 0.12);
        }

        .feature-list .feat-title {
            font-weight: 600;
            color: var(--text);
            margin-right: 6px;
            white-space: nowrap;
        }

        .intro-image {
            position: relative;
        }

        .intro-image::before {
            content: '';
            position: absolute;
            top: -18px;
            right: -18px;
            width: 60%;
            height: 60%;
            background: var(--accent);
            border-radius: var(--radius-lg);
            opacity: 0.35;
            z-index: 0;
        }

        .intro-image img {
            position: relative;
            z-index: 1;
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-hover);
            width: 100%;
            height: 360px;
            object-fit: cover;
        }

        .intro-image figcaption {
            position: relative;
            z-index: 1;
            font-size: 13px;
            color: var(--text-muted);
            margin-top: 10px;
            text-align: right;
        }

        @media (max-width: 1024px) {
            .intro-grid {
                grid-template-columns: 1fr;
                gap: 40px;
            }
            .intro-image img {
                height: 300px;
            }
        }

        @media (max-width: 640px) {
            .intro-block {
                padding: 56px 0;
            }
            .intro-content h2 {
                font-size: 26px;
            }
            .feature-list li {
                font-size: 14px;
            }
            .feature-list .feat-title {
                white-space: normal;
            }
        }

        /* ===== Advantage Block ===== */
        .advantage-block {
            padding: 88px 0;
            background: var(--light-band);
        }

        .section-head {
            text-align: center;
            margin-bottom: 48px;
        }

        .section-head .eyebrow {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            color: var(--accent);
            letter-spacing: 3px;
            text-transform: uppercase;
            background: rgba(201, 169, 110, 0.12);
            padding: 4px 14px;
            border-radius: 20px;
            margin-bottom: 12px;
        }

        .section-head h2 {
            font-size: 34px;
            font-weight: 700;
            color: var(--text);
            margin: 0 0 12px;
            line-height: 1.25;
        }

        .section-head p {
            font-size: 16px;
            color: var(--text-secondary);
            max-width: 600px;
            margin: 0 auto;
        }

        .advantage-grid {
            display: grid;
            grid-template-columns: 7fr 5fr;
            gap: 24px;
            margin-bottom: 32px;
        }

        .adv-card {
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 36px;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border);
            transition: box-shadow 0.3s, transform 0.3s;
            position: relative;
            overflow: hidden;
        }

        .adv-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
        }

        .adv-card .card-icon {
            width: 56px;
            height: 56px;
            border-radius: 14px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            color: #fff;
            background: var(--primary);
            margin-bottom: 20px;
        }

        .adv-card h3 {
            font-size: 22px;
            font-weight: 700;
            color: var(--text);
            margin: 0 0 12px;
        }

        .adv-card p {
            font-size: 15px;
            line-height: 1.75;
            color: var(--text-secondary);
            margin: 0 0 16px;
        }

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

        .adv-card .tag-list span {
            font-size: 13px;
            color: var(--text-secondary);
            background: var(--light-band);
            border-radius: 999px;
            padding: 4px 14px;
            transition: background 0.2s, color 0.2s;
        }

        .adv-card .tag-list span:hover {
            background: rgba(200, 16, 46, 0.08);
            color: var(--primary);
        }

        .adv-card-dark {
            background: var(--secondary);
            border-color: var(--secondary);
            position: relative;
            overflow: hidden;
        }

        .adv-card-dark::after {
            content: '\f10d';
            font-family: 'Font Awesome 6 Free';
            font-weight: 900;
            position: absolute;
            right: -12px;
            bottom: -20px;
            font-size: 110px;
            color: rgba(255, 255, 255, 0.04);
            z-index: 0;
        }

        .adv-card-dark>* {
            position: relative;
            z-index: 1;
        }

        .adv-card-dark .card-icon {
            background: var(--accent);
            color: var(--secondary);
        }

        .adv-card-dark h3 {
            color: #fff;
        }

        .adv-card-dark p {
            color: rgba(255, 255, 255, 0.75);
        }

        .adv-card-dark .quote-line {
            font-size: 16px;
            color: var(--accent);
            font-weight: 600;
            margin-top: 18px;
            line-height: 1.6;
        }

        .cta-banner {
            background: linear-gradient(120deg, var(--primary) 0%, #a50d24 100%);
            border-radius: var(--radius-lg);
            padding: 40px 48px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            flex-wrap: wrap;
            box-shadow: 0 8px 24px rgba(200, 16, 46, 0.25);
        }

        .cta-banner h3 {
            font-size: 24px;
            font-weight: 700;
            color: #fff;
            margin: 0 0 6px;
        }

        .cta-banner p {
            font-size: 15px;
            color: rgba(255, 255, 255, 0.85);
            margin: 0;
        }

        .cta-banner .btn-white {
            background: #fff;
            color: var(--primary);
            font-weight: 700;
            padding: 0 28px;
            height: 48px;
            border-radius: 10px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            transition: background 0.25s, transform 0.25s;
        }

        .cta-banner .btn-white:hover {
            background: var(--accent);
            color: var(--secondary);
            transform: translateY(-2px);
        }

        @media (max-width: 900px) {
            .advantage-grid {
                grid-template-columns: 1fr;
            }
            .cta-banner {
                flex-direction: column;
                text-align: center;
                padding: 32px 24px;
            }
        }

        @media (max-width: 640px) {
            .advantage-block {
                padding: 56px 0;
            }
            .section-head h2 {
                font-size: 26px;
            }
            .adv-card {
                padding: 24px;
            }
            .cta-banner h3 {
                font-size: 20px;
            }
        }

        /* ===== FAQ ===== */
        .faq-block {
            padding: 88px 0;
        }

        .faq-grid {
            display: grid;
            grid-template-columns: 4fr 8fr;
            gap: 60px;
        }

        .faq-left .eyebrow {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            color: var(--accent);
            letter-spacing: 3px;
            text-transform: uppercase;
            background: rgba(201, 169, 110, 0.12);
            padding: 4px 14px;
            border-radius: 20px;
            margin-bottom: 12px;
        }

        .faq-left h2 {
            font-size: 34px;
            font-weight: 700;
            color: var(--text);
            margin: 0 0 16px;
            line-height: 1.25;
        }

        .faq-left p {
            font-size: 15px;
            color: var(--text-secondary);
            margin: 0 0 24px;
            line-height: 1.7;
        }

        .faq-left .faq-contact {
            font-size: 15px;
            color: var(--text-secondary);
        }

        .faq-left .faq-contact a {
            color: var(--primary);
            font-weight: 600;
            transition: color 0.2s;
        }

        .faq-left .faq-contact a:hover {
            color: var(--accent);
        }

        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .faq-item {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: border-color 0.25s, box-shadow 0.25s;
        }

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

        .faq-item.open {
            border-color: var(--primary);
            box-shadow: var(--shadow-card);
        }

        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 18px 24px;
            font-size: 17px;
            font-weight: 500;
            color: var(--text);
            background: none;
            border: none;
            cursor: pointer;
            text-align: left;
            transition: color 0.2s;
        }

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

        .faq-question .faq-icon {
            width: 24px;
            height: 24px;
            flex-shrink: 0;
            position: relative;
            margin-left: 16px;
        }

        .faq-question .faq-icon::before,
        .faq-question .faq-icon::after {
            content: '';
            position: absolute;
            background: var(--accent);
            border-radius: 2px;
            transition: transform 0.3s;
        }

        .faq-question .faq-icon::before {
            width: 14px;
            height: 2px;
            top: 11px;
            left: 5px;
        }

        .faq-question .faq-icon::after {
            width: 2px;
            height: 14px;
            top: 5px;
            left: 11px;
        }

        .faq-item.open .faq-icon::after {
            transform: scaleY(0);
        }

        .faq-answer {
            display: none;
            padding: 0 24px 20px;
            font-size: 15px;
            line-height: 1.75;
            color: var(--text-secondary);
            background: var(--light-band);
            margin: 0 12px 12px;
            border-radius: 8px;
            padding: 12px 16px;
        }

        .faq-item.open .faq-answer {
            display: block;
        }

        @media (max-width: 900px) {
            .faq-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .faq-left h2 {
                font-size: 27px;
            }
        }

        @media (max-width: 640px) {
            .faq-block {
                padding: 56px 0;
            }
            .faq-question {
                font-size: 15px;
                padding: 16px 16px;
            }
            .faq-answer {
                font-size: 14px;
                padding: 10px 12px;
            }
        }

        /* ===== Global CTA ===== */
        .global-cta {
            background: var(--secondary);
            position: relative;
            overflow: hidden;
            padding: 72px 0;
        }

        .global-cta::after {
            content: 'CM';
            font-family: 'Oswald', sans-serif;
            font-size: 220px;
            font-weight: 700;
            color: rgba(201, 169, 110, 0.06);
            position: absolute;
            right: 30px;
            top: 50%;
            transform: translateY(-50%);
            line-height: 1;
            pointer-events: none;
        }

        .global-cta .cta-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 40px;
            flex-wrap: wrap;
            position: relative;
            z-index: 1;
        }

        .global-cta h2 {
            font-size: 32px;
            font-weight: 700;
            color: #fff;
            margin: 0 0 8px;
        }

        .global-cta p {
            font-size: 16px;
            color: rgba(255, 255, 255, 0.7);
            margin: 0;
        }

        @media (max-width: 640px) {
            .global-cta {
                padding: 48px 0;
            }
            .global-cta h2 {
                font-size: 24px;
            }
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--secondary);
            padding: 64px 0 0;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.75);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 4fr 2fr 3fr 3fr;
            gap: 48px;
            padding-bottom: 40px;
        }

        .footer-brand .logo {
            color: #fff;
            font-size: 20px;
            margin-bottom: 16px;
        }

        .footer-brand p {
            font-size: 14px;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.6);
            margin: 0 0 20px;
            max-width: 280px;
        }

        .footer-social {
            display: flex;
            gap: 12px;
        }

        .footer-social a {
            width: 38px;
            height: 38px;
            border-radius: 8px;
            background: rgba(255, 255, 255, 0.08);
            display: flex;
            align-items: center;
            justify-content: center;
            color: rgba(255, 255, 255, 0.8);
            font-size: 15px;
            transition: background 0.25s, color 0.25s;
        }

        .footer-social a:hover {
            background: var(--accent);
            color: var(--secondary);
        }

        .footer-col h4 {
            font-size: 15px;
            font-weight: 600;
            color: #fff;
            margin: 0 0 18px;
        }

        .footer-col ul {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .footer-col ul a {
            color: rgba(255, 255, 255, 0.65);
            transition: color 0.2s;
            font-size: 14px;
        }

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

        .footer-contact li {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            color: rgba(255, 255, 255, 0.65);
            font-size: 13px;
            line-height: 1.6;
        }

        .footer-contact i {
            color: var(--accent);
            margin-top: 4px;
            width: 16px;
            text-align: center;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding: 20px 0;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 16px;
            flex-wrap: wrap;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.45);
        }

        .footer-bottom p {
            margin: 0;
        }

        @media (max-width: 1024px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 36px;
            }
        }

        @media (max-width: 640px) {
            .site-footer {
                padding-top: 48px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
        }

        /* ===== Mobile CTA Bar ===== */
        .mobile-cta-bar {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            background: var(--primary);
            color: #fff;
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 12px 20px;
            z-index: 50;
            box-shadow: 0 -4px 16px rgba(0, 0, 0, 0.12);
        }

        .mobile-cta-bar p {
            font-size: 15px;
            font-weight: 600;
            margin: 0;
        }

        .mobile-cta-bar a {
            background: #fff;
            color: var(--primary);
            font-size: 14px;
            font-weight: 700;
            padding: 8px 20px;
            border-radius: 8px;
            transition: background 0.25s, transform 0.25s;
            white-space: nowrap;
        }

        .mobile-cta-bar a:hover {
            background: var(--accent);
            color: var(--secondary);
            transform: translateY(-1px);
        }

        @media (min-width: 768px) {
            .mobile-cta-bar {
                left: 24px;
                right: 24px;
                bottom: 24px;
                border-radius: 12px;
                padding: 12px 24px;
            }
        }

        @media (max-width: 640px) {
            .mobile-cta-bar p {
                font-size: 14px;
            }
            .mobile-cta-bar a {
                padding: 6px 16px;
                font-size: 13px;
            }
        }

/* roulang page: category2 */
:root {
            --primary: #C8102E;
            --primary-dark: #9E0B23;
            --secondary: #1A1A1A;
            --accent: #C9A96E;
            --cream: #FAF7F2;
            --card: #FFFFFF;
            --altband: #F5EDE4;
            --text-main: #2B2B2B;
            --text-sub: #5C5C5C;
            --text-muted: #929292;
            --border-color: #E6E0D6;
            --radius-lg: 16px;
            --radius-md: 10px;
            --radius-sm: 6px;
            --shadow-sm: 0 1px 3px rgba(26, 26, 26, 0.06);
            --shadow-md: 0 8px 24px rgba(26, 26, 26, 0.10);
            --transition: all 0.25s ease;
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: 'PingFang SC', 'Microsoft YaHei', 'Source Han Sans SC', system-ui, -apple-system, sans-serif;
            background: var(--cream);
            color: var(--text-main);
            line-height: 1.75;
            font-size: 16px;
            padding-bottom: 64px;
        }
        img {
            max-width: 100%;
            display: block;
            height: auto;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: var(--transition);
        }
        button {
            cursor: pointer;
            border: none;
            background: none;
            font-family: inherit;
        }
        .container-main {
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }
        .font-display {
            font-family: 'Archivo', 'Oswald', 'PingFang SC', 'Microsoft YaHei', sans-serif;
            letter-spacing: 0.02em;
        }
        .text-balance {
            text-wrap: balance;
        }
        /* ===== Header ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 50;
            background: rgba(255, 255, 255, 0.94);
            backdrop-filter: blur(10px);
            border-bottom: 1px solid rgba(0, 0, 0, .05);
            box-shadow: 0 2px 6px rgba(0, 0, 0, .05);
            height: 72px;
        }
        .site-header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 72px;
            gap: 16px;
        }
        .logo {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-size: 18px;
            font-weight: 700;
            color: var(--secondary);
            white-space: nowrap;
        }
        .logo-icon {
            width: 38px;
            height: 38px;
            border-radius: 10px;
            background: linear-gradient(145deg, var(--primary), var(--primary-dark));
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 17px;
            flex-shrink: 0;
            box-shadow: 0 2px 6px rgba(200, 16, 46, .3);
        }
        .nav-links {
            display: flex;
            list-style: none;
            align-items: center;
            gap: 28px;
        }
        .nav-links .nav-link {
            position: relative;
            font-size: 15px;
            font-weight: 500;
            color: var(--text-main);
            padding: 8px 0;
            white-space: nowrap;
            transition: color .2s;
        }
        .nav-links .nav-link:hover {
            color: var(--primary);
        }
        .nav-links .nav-link.active {
            color: var(--primary);
        }
        .nav-links .nav-link.active::after {
            content: '';
            position: absolute;
            left: 0;
            bottom: 0;
            width: 100%;
            height: 3px;
            background: var(--primary);
            border-radius: 2px;
        }
        .nav-links .nav-link.active::before {
            content: '';
            position: absolute;
            left: 50%;
            bottom: -8px;
            transform: translateX(-50%);
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: var(--accent);
        }
        .header-cta {
            background: var(--primary);
            color: #fff;
            width: 88px;
            height: 40px;
            border-radius: 8px;
            font-size: 15px;
            font-weight: 600;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: var(--transition);
        }
        .header-cta:hover {
            background: var(--primary-dark);
            transform: translateY(-1px);
            box-shadow: 0 6px 14px rgba(158, 11, 35, .25);
        }
        .header-cta:focus-visible,
        .btn-primary:focus-visible,
        .btn-outline:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
        }
        .hamburger {
            display: none;
            width: 44px;
            height: 44px;
            border-radius: 8px;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            color: var(--secondary);
            transition: background .2s;
        }
        .hamburger:hover {
            background: var(--altband);
        }
        /* Drawer nav */
        .mobile-drawer {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            z-index: 100;
            background: rgba(0, 0, 0, .4);
            visibility: hidden;
            opacity: 0;
            transition: opacity .3s, visibility .3s;
        }
        .mobile-drawer.open {
            visibility: visible;
            opacity: 1;
        }
        .mobile-drawer-panel {
            position: absolute;
            top: 0;
            right: 0;
            width: min(320px, 86%);
            background: var(--cream);
            height: 100%;
            overflow-y: auto;
            padding: 24px 20px 40px;
            box-shadow: -8px 0 30px rgba(0, 0, 0, .2);
        }
        .mobile-drawer .close-btn {
            width: 40px;
            height: 40px;
            border-radius: 8px;
            background: #fff;
            border: 1px solid var(--border-color);
            color: var(--secondary);
            font-size: 20px;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-left: auto;
        }
        .mobile-drawer .m-nav-list {
            list-style: none;
            margin-top: 24px;
        }
        .mobile-drawer .m-nav-list li {
            border-bottom: 1px solid rgba(0, 0, 0, .06);
        }
        .mobile-drawer .m-nav-list a {
            display: block;
            font-size: 18px;
            line-height: 48px;
            font-weight: 500;
        }
        .mobile-drawer .m-nav-list a:hover,
        .mobile-drawer .m-nav-list a.active {
            color: var(--primary);
        }
        /* ===== Hero / Banner ===== */
        .page-banner {
            position: relative;
            min-height: 280px;
            display: flex;
            align-items: center;
            background-color: var(--secondary);
            color: #fff;
            overflow: hidden;
        }
        .page-banner-bg {
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            opacity: .35;
        }
        .page-banner::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(90deg, rgba(0, 0, 0, .8) 0%, rgba(0, 0, 0, .25) 100%);
        }
        .page-banner .banner-content {
            position: relative;
            z-index: 2;
            width: 100%;
        }
        .banner-breadcrumb {
            font-size: 14px;
            color: rgba(255, 255, 255, .72);
            margin-bottom: 12px;
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
            align-items: center;
        }
        .banner-breadcrumb a:hover {
            color: var(--accent);
        }
        .banner-breadcrumb .sep {
            opacity: .6;
            margin: 0 2px;
        }
        .page-banner h1 {
            font-size: clamp(32px, 5vw, 46px);
            font-weight: 800;
            line-height: 1.15;
            color: #fff;
            margin-bottom: 8px;
            letter-spacing: .02em;
        }
        .page-banner .banner-desc {
            font-size: 16px;
            line-height: 1.8;
            color: rgba(255, 255, 255, .85);
            max-width: 600px;
        }
        /* ===== Intro 图文介绍 ===== */
        .intro-section {
            padding: 80px 0 60px;
        }
        .intro-grid {
            display: grid;
            grid-template-columns: 1.1fr .9fr;
            gap: 48px;
            align-items: center;
        }
        .intro-text h2 {
            font-size: 30px;
            font-weight: 700;
            line-height: 1.3;
            margin-bottom: 18px;
            color: var(--secondary);
        }
        .intro-text p {
            color: var(--text-sub);
            font-size: 16px;
            line-height: 1.75;
            margin-bottom: 16px;
        }
        .feature-list {
            list-style: none;
            margin-top: 18px;
            display: grid;
            gap: 12px;
        }
        .feature-list li {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 15px;
            color: var(--text-main);
        }
        .feature-list li .dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--primary);
            flex-shrink: 0;
            box-shadow: 0 0 0 3px rgba(200, 16, 46, .12);
        }
        .intro-image {
            position: relative;
        }
        .intro-image .img-wrap {
            position: relative;
            border-radius: 12px;
            overflow: hidden;
            box-shadow: var(--shadow-sm);
        }
        .intro-image .img-wrap img {
            width: 100%;
            height: 300px;
            object-fit: cover;
        }
        .intro-image .img-deco {
            position: absolute;
            left: -12px;
            bottom: -12px;
            width: 70%;
            height: 40%;
            border-radius: 8px;
            background: linear-gradient(135deg, rgba(200, 16, 46, .35), rgba(201, 169, 110, .35));
            z-index: -1;
        }
        .intro-image .img-caption {
            font-size: 13px;
            color: var(--text-muted);
            margin-top: 10px;
            text-align: center;
        }
        /* ===== Cards (两卡+CTA) ===== */
        .cards-band {
            padding: 30px 0 70px;
        }
        .two-cards {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 28px;
            margin-bottom: 28px;
        }
        .info-card {
            background: var(--card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 28px;
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
            position: relative;
            overflow: hidden;
        }
        .info-card::before {
            content: '';
            position: absolute;
            left: 0;
            top: 0;
            width: 4px;
            height: 0%;
            background: var(--primary);
            transition: var(--transition);
        }
        .info-card:hover {
            border-color: var(--primary);
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
        }
        .info-card:hover::before {
            height: 100%;
        }
        .info-card .card-icon {
            width: 44px;
            height: 44px;
            border-radius: 10px;
            background: var(--altband);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary);
            font-size: 19px;
            margin-bottom: 16px;
        }
        .info-card h3 {
            font-size: 20px;
            font-weight: 650;
            margin-bottom: 10px;
            color: var(--secondary);
        }
        .info-card p {
            font-size: 15px;
            color: var(--text-sub);
            line-height: 1.7;
        }
        .info-card ul {
            list-style: none;
            margin-top: 12px;
            display: grid;
            gap: 6px;
        }
        .info-card ul li {
            font-size: 14px;
            color: var(--text-main);
            display: flex;
            align-items: baseline;
            gap: 8px;
        }
        .info-card ul li i {
            color: var(--primary);
            font-size: 12px;
            width: 14px;
        }
        .cta-banner {
            position: relative;
            overflow: hidden;
            background: var(--secondary);
            border-radius: var(--radius-lg);
            padding: 38px 48px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            flex-wrap: wrap;
        }
        .cta-banner::before {
            content: '';
            position: absolute;
            right: -80px;
            top: -80px;
            width: 280px;
            height: 280px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(200, 16, 46, .5), rgba(200, 16, 46, 0) 70%);
        }
        .cta-banner::after {
            content: '';
            position: absolute;
            right: 60px;
            bottom: -50px;
            width: 150px;
            height: 150px;
            border: 18px solid rgba(201, 169, 110, .25);
            border-radius: 50%;
        }
        .cta-banner .cta-content {
            position: relative;
            z-index: 2;
        }
        .cta-banner h3 {
            font-size: 26px;
            font-weight: 700;
            color: #fff;
            line-height: 1.3;
        }
        .cta-banner p {
            color: rgba(255, 255, 255, .75);
            font-size: 15px;
            margin-top: 6px;
        }
        .cta-banner .btn-primary {
            position: relative;
            z-index: 2;
            background: var(--primary);
            color: #fff;
            height: 48px;
            padding: 0 36px;
            border-radius: 10px;
            font-weight: 600;
            font-size: 16px;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            transition: var(--transition);
            flex-shrink: 0;
        }
        .cta-banner .btn-primary:hover {
            background: var(--primary-dark);
            transform: translateY(-2px);
            box-shadow: 0 10px 20px rgba(0, 0, 0, .3);
        }
        /* ===== Stats ===== */
        .stats-band {
            background: var(--altband);
            padding: 60px 0;
        }
        .stats-inner {
            background: var(--secondary);
            border-radius: var(--radius-lg);
            padding: 36px 48px;
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }
        .stat-item {
            text-align: center;
        }
        .stat-item .num {
            font-family: 'Archivo', 'Oswald', sans-serif;
            font-size: 40px;
            font-weight: 800;
            color: var(--accent);
            line-height: 1.2;
        }
        .stat-item .label {
            font-size: 14px;
            color: rgba(255, 255, 255, .7);
            margin-top: 6px;
        }
        /* ===== FAQ ===== */
        .faq-section {
            padding: 80px 0;
        }
        .faq-grid {
            display: grid;
            grid-template-columns: .85fr 1.15fr;
            gap: 44px;
        }
        .faq-heading h2 {
            font-size: 32px;
            font-weight: 700;
            line-height: 1.25;
            margin-bottom: 14px;
            color: var(--secondary);
        }
        .faq-heading p {
            color: var(--text-sub);
            font-size: 15px;
            max-width: 260px;
        }
        .faq-heading .faq-link {
            display: inline-block;
            margin-top: 16px;
            color: var(--primary);
            font-weight: 600;
            font-size: 15px;
        }
        .faq-heading .faq-link:hover {
            color: var(--accent);
        }
        .faq-list {
            display: grid;
            gap: 12px;
        }
        .faq-item {
            background: var(--card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: var(--transition);
        }
        .faq-item.open {
            border-color: var(--primary);
        }
        .faq-item .faq-q {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            padding: 18px 20px;
            font-size: 17px;
            font-weight: 500;
            text-align: left;
            color: var(--text-main);
            transition: var(--transition);
        }
        .faq-item .faq-q:hover {
            color: var(--primary);
        }
        .faq-item .faq-icon {
            width: 22px;
            height: 22px;
            flex-shrink: 0;
            border-radius: 50%;
            background: var(--altband);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            font-weight: 600;
            color: var(--accent);
            transition: var(--transition);
            font-style: normal;
        }
        .faq-item.open .faq-icon {
            background: var(--primary);
            color: #fff;
        }
        .faq-item .faq-a {
            display: none;
            padding: 4px 20px 18px;
            font-size: 15px;
            line-height: 1.75;
            color: var(--text-sub);
            background: var(--cream);
            border-top: 1px solid var(--border-color);
        }
        .faq-item.open .faq-a {
            display: block;
        }
        /* ===== CTA Section ===== */
        .home-cta {
            background: var(--secondary);
            padding: 56px 0;
            position: relative;
            overflow: hidden;
        }
        .home-cta::before {
            content: '';
            position: absolute;
            left: -80px;
            bottom: -80px;
            width: 320px;
            height: 320px;
            border: 30px solid rgba(201, 169, 110, .06);
            border-radius: 50%;
        }
        .home-cta .cta-wrap {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            flex-wrap: wrap;
            position: relative;
            z-index: 2;
        }
        .home-cta h2 {
            font-size: 26px;
            color: #fff;
            font-weight: 700;
        }
        .home-cta p {
            color: rgba(255, 255, 255, .7);
            font-size: 15px;
            margin-top: 4px;
        }
        .home-cta .btn-primary {
            background: var(--primary);
            color: #fff;
            height: 48px;
            padding: 0 36px;
            border-radius: 10px;
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            transition: var(--transition);
        }
        .home-cta .btn-primary:hover {
            background: var(--primary-dark);
            transform: translateY(-2px);
        }
        /* ===== Footer ===== */
        .site-footer {
            background: var(--secondary);
            color: rgba(255, 255, 255, .8);
            padding: 64px 0 0;
            font-size: 14px;
            line-height: 1.7;
        }
        .site-footer .footer-grid {
            display: grid;
            grid-template-columns: 4fr 2fr 3fr 3fr;
            gap: 36px;
            padding-bottom: 40px;
        }
        .site-footer .logo {
            color: #fff;
            font-size: 20px;
            margin-bottom: 14px;
        }
        .site-footer .footer-brand p {
            margin-top: 12px;
            color: rgba(255, 255, 255, .65);
            font-size: 14px;
        }
        .footer-social {
            display: flex;
            gap: 12px;
            margin-top: 20px;
        }
        .footer-social a {
            width: 40px;
            height: 40px;
            border-radius: 10px;
            background: rgba(255, 255, 255, .08);
            color: rgba(255, 255, 255, .8);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            transition: var(--transition);
        }
        .footer-social a:hover {
            background: var(--primary);
            color: #fff;
            transform: translateY(-2px);
        }
        .site-footer h4 {
            color: #fff;
            font-size: 16px;
            font-weight: 600;
            margin-bottom: 14px;
        }
        .site-footer .footer-col ul {
            list-style: none;
        }
        .site-footer .footer-col ul li {
            margin-bottom: 8px;
        }
        .site-footer .footer-col a {
            color: rgba(255, 255, 255, .65);
        }
        .site-footer .footer-col a:hover {
            color: var(--accent);
        }
        .site-footer .footer-contact li {
            display: flex;
            align-items: center;
            gap: 8px;
            color: rgba(255, 255, 255, .6);
            margin-bottom: 8px;
        }
        .site-footer .footer-contact i {
            width: 18px;
            color: var(--accent);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, .1);
            padding: 20px 0;
            display: flex;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 6px;
            color: rgba(255, 255, 255, .5);
            font-size: 13px;
        }
        /* ===== Fixed bottom bar ===== */
        .fixed-bottom-bar {
            position: fixed;
            bottom: 12px;
            left: 50%;
            transform: translateX(-50%);
            z-index: 40;
            width: calc(100% - 48px);
            max-width: 1152px;
            height: 56px;
            background: var(--primary);
            border-radius: 12px;
            box-shadow: 0 8px 30px rgba(200, 16, 46, .3);
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 0 16px 0 22px;
            color: #fff;
            font-size: 14px;
            font-weight: 500;
        }
        .fixed-bottom-bar .bar-cta {
            background: #fff;
            color: var(--primary);
            height: 38px;
            padding: 0 22px;
            border-radius: 8px;
            font-weight: 600;
            font-size: 14px;
            display: flex;
            align-items: center;
            gap: 6px;
            transition: var(--transition);
        }
        .fixed-bottom-bar .bar-cta:hover {
            background: var(--accent);
            color: var(--secondary);
        }
        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .intro-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .stats-inner {
                grid-template-columns: repeat(2, 1fr);
                padding: 28px 28px;
            }
            .site-footer .footer-grid {
                grid-template-columns: 2fr 1fr 1fr;
            }
        }
        @media (max-width: 768px) {
            body {
                padding-bottom: 72px;
            }
            .site-header .nav-links,
            .site-header .header-cta {
                display: none;
            }
            .hamburger {
                display: flex;
            }
            .mobile-drawer {
                display: block;
            }
            .two-cards {
                grid-template-columns: 1fr;
            }
            .faq-grid {
                grid-template-columns: 1fr;
            }
            .site-footer .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .cta-banner {
                padding: 28px 24px;
            }
            .cta-banner h3 {
                font-size: 22px;
            }
            .fixed-bottom-bar {
                width: calc(100% - 24px);
                bottom: 10px;
                border-radius: 10px;
                height: 52px;
                padding-left: 16px;
            }
            .fixed-bottom-bar .bar-text {
                font-size: 13px;
            }
            .fixed-bottom-bar .bar-cta {
                height: 36px;
                padding: 0 16px;
                font-size: 13px;
            }
        }
        @media (max-width: 520px) {
            .container-main {
                padding-left: 16px;
                padding-right: 16px;
            }
            .site-footer .footer-grid {
                grid-template-columns: 1fr;
            }
            .stats-inner {
                grid-template-columns: 1fr 1fr;
                padding: 22px 14px;
                gap: 16px;
            }
            .stat-item .num {
                font-size: 30px;
            }
            .page-banner {
                min-height: 240px;
            }
            .page-banner h1 {
                font-size: 30px;
            }
            .fixed-bottom-bar .bar-text span {
                display: none;
            }
        }