/* roulang page: index */
/* ===== Design Variables ===== */
        :root {
            --primary: #7C5C3E;
            --primary-light: #A08060;
            --primary-dark: #5C3E28;
            --accent: #C9A96E;
            --accent-light: #F0DCC0;
            --accent-dark: #A8894E;
            --bg: #FBF8F3;
            --bg-alt: #F3EDE4;
            --card: #FFFFFF;
            --text: #2C2824;
            --text-muted: #857969;
            --border: #EDE5DA;
            --radius: 20px;
            --radius-sm: 12px;
            --radius-lg: 28px;
            --shadow: 0 8px 30px rgba(124, 92, 62, 0.10);
            --shadow-lg: 0 16px 48px rgba(124, 92, 62, 0.18);
            --transition: all .3s cubic-bezier(.25, .8, .25, 1);
            --gradient-brand: linear-gradient(135deg, #5C3E28 0%, #7C5C3E 45%, #C9A96E 100%);
        }

        /* ===== Reset & Base ===== */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
        }

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

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

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

        a:hover {
            color: var(--primary-dark);
        }

        ul,
        ol {
            list-style: none;
        }

        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
        }

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

        .section {
            padding: 80px 0;
        }

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

        .section-head {
            text-align: center;
            max-width: 720px;
            margin: 0 auto 56px;
        }

        .section-head .section-tag {
            display: inline-block;
            background: var(--accent-light);
            color: var(--primary);
            font-size: 13px;
            font-weight: 600;
            padding: 6px 18px;
            border-radius: 50px;
            letter-spacing: 1px;
            margin-bottom: 14px;
        }

        .section-head h2 {
            font-size: clamp(26px, 4vw, 36px);
            font-weight: 700;
            color: var(--text);
            line-height: 1.3;
            margin-bottom: 14px;
        }

        .section-head p {
            color: var(--text-muted);
            font-size: 16px;
            line-height: 1.8;
        }

        /* ===== Header & Nav ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(255, 255, 255, .95);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border);
            box-shadow: 0 2px 20px rgba(0, 0, 0, .04);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 72px;
            max-width: 1320px;
            margin: 0 auto;
            padding: 0 24px;
            gap: 20px;
        }

        .brand {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }

        .brand-icon {
            width: 40px;
            height: 40px;
            background: var(--gradient-brand);
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 18px;
            box-shadow: 0 4px 12px rgba(124, 92, 62, .25);
        }

        .brand-name {
            font-size: 18px;
            font-weight: 700;
            color: var(--text);
            letter-spacing: .5px;
            white-space: nowrap;
        }

        .brand-name em {
            font-style: normal;
            color: var(--primary);
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 6px;
            flex: 1;
            justify-content: center;
        }

        .main-nav a {
            padding: 8px 16px;
            border-radius: 50px;
            font-size: 14px;
            font-weight: 500;
            color: var(--text-muted);
            transition: var(--transition);
            white-space: nowrap;
        }

        .main-nav a:hover {
            background: var(--accent-light);
            color: var(--primary);
        }

        .main-nav a.active {
            background: var(--primary);
            color: #fff;
            box-shadow: 0 4px 14px rgba(124, 92, 62, .3);
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 14px;
            flex-shrink: 0;
        }

        .header-search {
            position: relative;
            display: flex;
            align-items: center;
        }

        .header-search input {
            width: 180px;
            height: 40px;
            border: 1px solid var(--border);
            border-radius: 50px;
            padding: 0 16px 0 38px;
            background: var(--bg);
            font-size: 14px;
            outline: none;
            transition: var(--transition);
        }

        .header-search input:focus {
            border-color: var(--accent);
            background: #fff;
            box-shadow: 0 0 0 3px rgba(201, 169, 110, .15);
            width: 220px;
        }

        .header-search i {
            position: absolute;
            left: 14px;
            color: var(--text-muted);
            font-size: 14px;
            pointer-events: none;
        }

        .btn-header {
            background: var(--gradient-brand);
            color: #fff;
            border: none;
            border-radius: 50px;
            padding: 10px 22px;
            font-size: 14px;
            font-weight: 600;
            cursor: pointer;
            transition: var(--transition);
            box-shadow: 0 4px 14px rgba(124, 92, 62, .25);
        }

        .btn-header:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(124, 92, 62, .35);
            color: #fff;
        }

        .menu-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 24px;
            color: var(--text);
            cursor: pointer;
            padding: 8px;
        }

        /* ===== Hero ===== */
        .hero {
            position: relative;
            background: var(--gradient-brand);
            padding: 64px 0 80px;
            overflow: hidden;
            color: #fff;
        }

        .hero::before {
            content: '';
            position: absolute;
            top: -40%;
            right: -10%;
            width: 600px;
            height: 600px;
            background: radial-gradient(circle, rgba(201, 169, 110, .25), transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .hero::after {
            content: '';
            position: absolute;
            bottom: -30%;
            left: -5%;
            width: 400px;
            height: 400px;
            background: radial-gradient(circle, rgba(255, 255, 255, .08), transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .hero .container {
            position: relative;
            z-index: 2;
            display: grid;
            grid-template-columns: 1.15fr .85fr;
            gap: 56px;
            align-items: center;
        }

        .hero-content .hero-tag {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 255, 255, .15);
            border: 1px solid rgba(255, 255, 255, .25);
            border-radius: 50px;
            padding: 6px 18px;
            font-size: 13px;
            font-weight: 500;
            letter-spacing: .5px;
            margin-bottom: 24px;
            backdrop-filter: blur(6px);
        }

        .hero-content h1 {
            font-size: clamp(28px, 4.5vw, 42px);
            font-weight: 800;
            line-height: 1.3;
            margin-bottom: 20px;
            letter-spacing: .5px;
        }

        .hero-content .hero-desc {
            font-size: 15px;
            line-height: 1.9;
            color: rgba(255, 255, 255, .92);
            max-width: 520px;
            margin-bottom: 32px;
        }

        .hero-ctas {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
            margin-bottom: 40px;
        }

        .hero-btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: #fff;
            color: var(--primary);
            border: none;
            border-radius: 50px;
            padding: 14px 32px;
            font-size: 15px;
            font-weight: 700;
            box-shadow: 0 8px 24px rgba(0, 0, 0, .15);
            transition: var(--transition);
        }

        .hero-btn-primary:hover {
            transform: translateY(-3px);
            box-shadow: 0 12px 32px rgba(0, 0, 0, .2);
            color: var(--primary);
        }

        .hero-btn-outline {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: transparent;
            color: #fff;
            border: 1.5px solid rgba(255, 255, 255, .6);
            border-radius: 50px;
            padding: 14px 32px;
            font-size: 15px;
            font-weight: 600;
            transition: var(--transition);
        }

        .hero-btn-outline:hover {
            background: rgba(255, 255, 255, .12);
            color: #fff;
            border-color: #fff;
        }

        .hero-stats {
            display: flex;
            gap: 32px;
            flex-wrap: wrap;
        }

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

        .hero-stat .num {
            font-size: 28px;
            font-weight: 800;
            color: #fff;
            line-height: 1.2;
        }

        .hero-stat .num em {
            font-style: normal;
            color: var(--accent-light);
            font-size: 18px;
            vertical-align: top;
            margin-left: 2px;
        }

        .hero-stat .label {
            font-size: 13px;
            color: rgba(255, 255, 255, .75);
            margin-top: 4px;
        }

        .hero-card-wrap {
            display: flex;
            justify-content: flex-end;
        }

        .hero-card {
            background: rgba(255, 255, 255, .96);
            border-radius: var(--radius-lg);
            padding: 32px;
            width: 100%;
            max-width: 380px;
            box-shadow: 0 24px 60px rgba(0, 0, 0, .25);
            backdrop-filter: blur(8px);
            color: var(--text);
        }

        .hero-card .card-tag {
            display: inline-block;
            background: var(--accent-light);
            color: var(--primary);
            font-size: 12px;
            font-weight: 600;
            border-radius: 50px;
            padding: 4px 14px;
            margin-bottom: 16px;
        }

        .hero-card .card-place {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-bottom: 16px;
        }

        .hero-card .card-avatar {
            width: 52px;
            height: 52px;
            background: var(--gradient-brand);
            border-radius: 14px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 22px;
            flex-shrink: 0;
        }

        .hero-card .card-info h3 {
            font-size: 16px;
            font-weight: 700;
            margin: 0 0 2px;
        }

        .hero-card .card-info p {
            font-size: 12px;
            color: var(--text-muted);
            margin: 0;
        }

        .hero-card .card-rating {
            display: flex;
            align-items: center;
            gap: 6px;
            margin-bottom: 18px;
        }

        .hero-card .card-rating .stars {
            color: #F5A623;
            font-size: 14px;
            letter-spacing: 2px;
        }

        .hero-card .card-rating .score {
            font-size: 16px;
            font-weight: 700;
            color: var(--text);
        }

        .hero-card .card-desc {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.7;
            margin-bottom: 20px;
            border-top: 1px solid var(--border);
            padding-top: 16px;
        }

        .hero-card .card-btn {
            display: block;
            text-align: center;
            background: var(--gradient-brand);
            color: #fff;
            border-radius: 50px;
            padding: 12px 24px;
            font-size: 14px;
            font-weight: 600;
            transition: var(--transition);
        }

        .hero-card .card-btn:hover {
            transform: translateY(-3px);
            box-shadow: 0 8px 20px rgba(124, 92, 62, .3);
            color: #fff;
        }

        /* ===== Metrics ===== */
        .metrics-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }

        .metric-card {
            background: var(--card);
            border-radius: var(--radius);
            padding: 36px 28px;
            text-align: center;
            border: 1px solid var(--border);
            box-shadow: var(--shadow);
            transition: var(--transition);
        }

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

        .metric-icon {
            width: 56px;
            height: 56px;
            background: var(--accent-light);
            border-radius: 16px;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 16px;
            color: var(--primary);
            font-size: 24px;
        }

        .metric-number {
            font-size: 36px;
            font-weight: 800;
            color: var(--text);
            line-height: 1.2;
            margin-bottom: 4px;
        }

        .metric-number em {
            font-style: normal;
            color: var(--primary);
            font-size: 20px;
        }

        .metric-label {
            font-size: 14px;
            color: var(--text-muted);
        }

        /* ===== Services ===== */
        .services-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }

        .service-card {
            background: var(--card);
            border-radius: var(--radius);
            padding: 36px 28px;
            border: 1px solid var(--border);
            box-shadow: var(--shadow);
            transition: var(--transition);
            position: relative;
            overflow: hidden;
        }

        .service-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 4px;
            background: var(--gradient-brand);
            opacity: 0;
            transition: var(--transition);
        }

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

        .service-card:hover::before {
            opacity: 1;
        }

        .service-icon {
            width: 60px;
            height: 60px;
            background: var(--accent-light);
            border-radius: 18px;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 20px;
            font-size: 24px;
            color: var(--primary);
        }

        .service-card h3 {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 10px;
        }

        .service-card p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.7;
            margin-bottom: 16px;
        }

        .service-card .service-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
        }

        .service-card .service-tags span {
            background: var(--bg);
            border: 1px solid var(--border);
            border-radius: 50px;
            padding: 3px 12px;
            font-size: 12px;
            color: var(--text-muted);
        }

        /* ===== Compare ===== */
        .compare-section {
            background: var(--bg-alt);
        }

        .compare-wrap {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
        }

        .compare-block {
            background: var(--card);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow);
        }

        .compare-block .compare-head {
            padding: 24px 32px;
            font-size: 18px;
            font-weight: 700;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .compare-block.modern .compare-head {
            background: var(--gradient-brand);
            color: #fff;
        }

        .compare-block.traditional .compare-head {
            background: #E8E2DA;
            color: var(--text);
        }

        .compare-block .compare-list {
            padding: 24px 32px;
        }

        .compare-block .compare-list li {
            display: flex;
            gap: 12px;
            align-items: flex-start;
            padding: 10px 0;
            border-bottom: 1px solid var(--border);
            font-size: 14px;
            line-height: 1.6;
        }

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

        .compare-block .compare-list i {
            margin-top: 4px;
            color: var(--accent-dark);
            font-size: 14px;
        }

        /* ===== Topics ===== */
        .topics-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            justify-content: center;
            max-width: 900px;
            margin: 0 auto;
        }

        .topic-chip {
            background: var(--card);
            border: 1px solid var(--border);
            border-radius: 50px;
            padding: 12px 26px;
            font-size: 15px;
            color: var(--text);
            transition: var(--transition);
            display: flex;
            align-items: center;
            gap: 8px;
            box-shadow: 0 4px 14px rgba(0, 0, 0, .04);
        }

        .topic-chip i {
            color: var(--accent-dark);
            font-size: 14px;
        }

        .topic-chip:hover {
            background: var(--primary);
            border-color: var(--primary);
            color: #fff;
            transform: translateY(-3px);
            box-shadow: 0 8px 20px rgba(124, 92, 62, .25);
        }

        .topic-chip:hover i {
            color: #fff;
        }

        .topic-chip.small {
            padding: 8px 18px;
            font-size: 13px;
        }

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

        .testimonial-card {
            background: var(--card);
            border-radius: var(--radius);
            padding: 32px;
            border: 1px solid var(--border);
            box-shadow: var(--shadow);
            transition: var(--transition);
        }

        .testimonial-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
        }

        .testimonial-card .t-head {
            display: flex;
            align-items: center;
            gap: 14px;
            margin-bottom: 16px;
        }

        .testimonial-card .t-avatar {
            width: 48px;
            height: 48px;
            background: var(--accent-light);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            font-weight: 700;
            color: var(--primary);
        }

        .testimonial-card .t-name {
            font-size: 15px;
            font-weight: 600;
        }

        .testimonial-card .t-role {
            font-size: 13px;
            color: var(--text-muted);
        }

        .testimonial-card .t-text {
            font-size: 14px;
            line-height: 1.8;
            color: var(--text);
        }

        .testimonial-card .t-stars {
            color: #F5A623;
            font-size: 14px;
            margin-bottom: 10px;
            letter-spacing: 2px;
        }

        /* ===== News / Articles ===== */
        .news-layout {
            display: grid;
            grid-template-columns: 1.5fr .8fr;
            gap: 40px;
            align-items: start;
        }

        .news-list {
            display: flex;
            flex-direction: column;
            gap: 0;
        }

        .news-item {
            display: flex;
            gap: 20px;
            padding: 22px 0;
            border-bottom: 1px solid var(--border);
            transition: var(--transition);
        }

        .news-item:last-child {
            border-bottom: none;
        }

        .news-item:hover {
            padding-left: 10px;
        }

        .news-item .news-date {
            flex-shrink: 0;
            width: 56px;
            text-align: center;
            background: var(--bg-alt);
            border-radius: var(--radius-sm);
            padding: 10px 6px;
            height: fit-content;
        }

        .news-item .news-date .d {
            font-size: 22px;
            font-weight: 800;
            color: var(--primary);
            line-height: 1.1;
        }

        .news-item .news-date .m {
            font-size: 12px;
            color: var(--text-muted);
        }

        .news-item .news-content h3 {
            font-size: 16px;
            font-weight: 600;
            margin-bottom: 6px;
            line-height: 1.5;
        }

        .news-item .news-content p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.6;
            margin-bottom: 8px;
        }

        .news-item .news-meta {
            display: flex;
            gap: 16px;
            font-size: 12px;
            color: var(--text-muted);
        }

        .news-sidebar {
            background: var(--card);
            border-radius: var(--radius);
            padding: 28px;
            border: 1px solid var(--border);
            box-shadow: var(--shadow);
        }

        .news-sidebar h3 {
            font-size: 17px;
            font-weight: 700;
            margin-bottom: 20px;
            padding-bottom: 12px;
            border-bottom: 2px solid var(--accent-light);
        }

        .sidebar-links {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .sidebar-links a {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 10px 14px;
            border-radius: 12px;
            background: var(--bg);
            border: 1px solid var(--border);
            font-size: 14px;
            color: var(--text);
            transition: var(--transition);
        }

        .sidebar-links a:hover {
            background: var(--accent-light);
            border-color: var(--accent);
            color: var(--primary);
            transform: translateX(4px);
        }

        .sidebar-links a i {
            color: var(--accent-dark);
            font-size: 13px;
            width: 20px;
            text-align: center;
        }

        /* ===== FAQ ===== */
        .faq-wrap {
            max-width: 780px;
            margin: 0 auto;
        }

        .faq-item {
            background: var(--card);
            border: 1px solid var(--border);
            border-radius: var(--radius-sm);
            margin-bottom: 14px;
            overflow: hidden;
            box-shadow: 0 2px 10px rgba(0, 0, 0, .03);
            transition: var(--transition);
        }

        .faq-item:hover {
            border-color: var(--accent);
            box-shadow: var(--shadow);
        }

        .faq-q {
            padding: 20px 24px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            cursor: pointer;
            font-size: 15px;
            font-weight: 600;
            color: var(--text);
        }

        .faq-q i {
            transition: transform .3s;
            color: var(--accent-dark);
            font-size: 14px;
        }

        .faq-item.open .faq-q i {
            transform: rotate(180deg);
        }

        .faq-a {
            padding: 0 24px;
            max-height: 0;
            overflow: hidden;
            transition: max-height .3s ease;
            font-size: 14px;
            line-height: 1.8;
            color: var(--text-muted);
        }

        .faq-item.open .faq-a {
            padding-bottom: 20px;
            max-height: 400px;
        }

        /* ===== Contact Form ===== */
        .contact-section {
            background: var(--gradient-brand);
            padding: 80px 0;
            color: #fff;
        }

        .contact-layout {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 56px;
            align-items: center;
        }

        .contact-info h2 {
            font-size: 32px;
            font-weight: 800;
            margin-bottom: 16px;
            line-height: 1.3;
        }

        .contact-info p {
            font-size: 15px;
            line-height: 1.8;
            color: rgba(255, 255, 255, .9);
            margin-bottom: 24px;
        }

        .contact-info ul {
            margin-bottom: 24px;
        }

        .contact-info ul li {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 8px 0;
            font-size: 14px;
            color: rgba(255, 255, 255, .92);
        }

        .contact-info ul li i {
            width: 36px;
            height: 36px;
            background: rgba(255, 255, 255, .15);
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            color: var(--accent-light);
            flex-shrink: 0;
        }

        .contact-form {
            background: rgba(255, 255, 255, .96);
            border-radius: var(--radius-lg);
            padding: 36px;
            box-shadow: 0 24px 60px rgba(0, 0, 0, .25);
            color: var(--text);
        }

        .contact-form h3 {
            font-size: 20px;
            font-weight: 700;
            margin-bottom: 24px;
        }

        .form-group {
            margin-bottom: 18px;
        }

        .form-group label {
            display: block;
            font-size: 13px;
            font-weight: 600;
            color: var(--text);
            margin-bottom: 6px;
        }

        .form-group input,
        .form-group select,
        .form-group textarea {
            width: 100%;
            height: 46px;
            border: 1px solid var(--border);
            border-radius: 12px;
            padding: 0 16px;
            font-size: 14px;
            background: var(--bg);
            outline: none;
            transition: var(--transition);
        }

        .form-group textarea {
            height: auto;
            padding: 12px 16px;
            resize: vertical;
            min-height: 90px;
        }

        .form-group input:focus,
        .form-group select:focus,
        .form-group textarea:focus {
            border-color: var(--accent);
            background: #fff;
            box-shadow: 0 0 0 3px rgba(201, 169, 110, .15);
        }

        .form-row {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 16px;
        }

        .submit-btn {
            width: 100%;
            background: var(--gradient-brand);
            color: #fff;
            border: none;
            border-radius: 50px;
            padding: 14px 32px;
            font-size: 15px;
            font-weight: 700;
            cursor: pointer;
            transition: var(--transition);
            box-shadow: 0 8px 20px rgba(124, 92, 62, .25);
        }

        .submit-btn:hover {
            transform: translateY(-3px);
            box-shadow: 0 12px 30px rgba(124, 92, 62, .35);
        }

        .form-note {
            text-align: center;
            font-size: 12px;
            color: var(--text-muted);
            margin-top: 14px;
        }

        /* ===== Footer ===== */
        .site-footer {
            background: #2C2824;
            color: rgba(255, 255, 255, .8);
            padding: 48px 0 24px;
        }

        .footer-inner {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr;
            gap: 48px;
            margin-bottom: 40px;
        }

        .footer-brand .brand-name {
            color: #fff;
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 12px;
        }

        .footer-brand .brand-name em {
            color: var(--accent-light);
        }

        .footer-brand p {
            font-size: 13px;
            line-height: 1.7;
            color: rgba(255, 255, 255, .6);
            margin-bottom: 20px;
        }

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

        .footer-brand .footer-social a {
            width: 40px;
            height: 40px;
            background: rgba(255, 255, 255, .08);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: rgba(255, 255, 255, .8);
            font-size: 16px;
            transition: var(--transition);
        }

        .footer-brand .footer-social a:hover {
            background: var(--primary);
            color: #fff;
            transform: translateY(-3px);
        }

        .footer-col h4 {
            font-size: 15px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 16px;
        }

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

        .footer-col ul a {
            font-size: 14px;
            color: rgba(255, 255, 255, .65);
            transition: var(--transition);
        }

        .footer-col ul a:hover {
            color: var(--accent-light);
            padding-left: 4px;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, .1);
            padding-top: 24px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 13px;
            color: rgba(255, 255, 255, .5);
        }

        /* ===== Floating CTA ===== */
        .floating-cta {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            background: rgba(255, 255, 255, .97);
            backdrop-filter: blur(12px);
            border-top: 1px solid var(--border);
            box-shadow: 0 -8px 30px rgba(0, 0, 0, .08);
            z-index: 999;
            padding: 12px 0;
            transform: translateY(100%);
            transition: transform .4s ease;
        }

        .floating-cta.visible {
            transform: translateY(0);
        }

        .floating-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }

        .floating-inner .f-text {
            font-size: 14px;
            color: var(--text);
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .floating-inner .f-text i {
            color: var(--accent-dark);
        }

        .floating-inner .f-text strong {
            color: var(--primary);
        }

        .floating-cta .f-btn {
            background: var(--gradient-brand);
            color: #fff;
            border: none;
            border-radius: 50px;
            padding: 10px 24px;
            font-size: 14px;
            font-weight: 700;
            cursor: pointer;
            transition: var(--transition);
            white-space: nowrap;
        }

        .floating-cta .f-btn:hover {
            transform: translateY(-2px);
            box-shadow: 0 6px 18px rgba(124, 92, 62, .3);
        }

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .main-nav {
                display: none;
                position: absolute;
                top: 72px;
                left: 0;
                right: 0;
                background: #fff;
                flex-direction: column;
                padding: 20px;
                gap: 8px;
                box-shadow: 0 20px 40px rgba(0, 0, 0, .1);
                border-bottom: 1px solid var(--border);
            }

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

            .menu-toggle {
                display: block;
            }

            .header-search {
                display: none;
            }

            .hero .container {
                grid-template-columns: 1fr;
                gap: 40px;
            }

            .hero-card-wrap {
                justify-content: center;
            }

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

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

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

            .news-layout {
                grid-template-columns: 1fr;
            }

            .contact-layout {
                grid-template-columns: 1fr;
            }

            .compare-wrap {
                grid-template-columns: 1fr;
            }

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

        @media (max-width: 640px) {
            .section {
                padding: 56px 0;
            }

            .header-inner {
                height: 60px;
                padding: 0 16px;
            }

            .brand-name {
                font-size: 15px;
            }

            .brand-icon {
                width: 34px;
                height: 34px;
                font-size: 15px;
                border-radius: 10px;
            }

            .main-nav {
                top: 60px;
            }

            .hero {
                padding: 40px 0 60px;
            }

            .hero-content h1 {
                font-size: 24px;
            }

            .hero-content .hero-desc {
                font-size: 14px;
            }

            .hero-ctas {
                flex-direction: column;
                align-items: stretch;
            }

            .hero-btn-primary,
            .hero-btn-outline {
                justify-content: center;
                text-align: center;
            }

            .hero-stats {
                gap: 20px;
            }

            .hero-stat .num {
                font-size: 22px;
            }

            .hero-card {
                padding: 24px;
            }

            .metrics-grid {
                grid-template-columns: 1fr 1fr;
                gap: 16px;
            }

            .metric-card {
                padding: 24px 16px;
            }

            .metric-number {
                font-size: 28px;
            }

            .services-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }

            .service-card {
                padding: 28px 22px;
            }

            .testimonials-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }

            .news-item {
                flex-direction: column;
                gap: 12px;
            }

            .news-item .news-date {
                width: auto;
                text-align: left;
                display: inline-flex;
                gap: 6px;
                align-items: center;
                padding: 6px 14px;
            }

            .news-item .news-date .d {
                font-size: 16px;
            }

            .form-row {
                grid-template-columns: 1fr;
                gap: 0;
            }

            .footer-inner {
                grid-template-columns: 1fr;
                gap: 32px;
            }

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

            .floating-inner .f-text {
                font-size: 12px;
            }

            .floating-cta .f-btn {
                padding: 8px 16px;
                font-size: 12px;
            }

            .section-head h2 {
                font-size: 24px;
            }

            .contact-info h2 {
                font-size: 24px;
            }
        }

        @media (max-width: 420px) {
            .brand-name {
                font-size: 13px;
            }

            .btn-header {
                padding: 8px 16px;
                font-size: 12px;
            }

            .floating-inner .f-text span {
                display: none;
            }
        }

        /* ===== Animations ===== */
        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(30px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        .animate-fade {
            animation: fadeInUp .6s ease forwards;
        }

/* roulang page: category2 */
/* ============================================
           设计变量
        ============================================ */
        :root {
            --color-primary: #1B4332;
            --color-primary-light: #2D6A4F;
            --color-primary-dark: #081C15;
            --color-accent: #C98A3B;
            --color-accent-light: #DDB27C;
            --color-accent-dark: #A06E22;
            --color-bg: #FAF6F0;
            --color-bg-white: #FFFFFF;
            --color-bg-dark: #0D2A1F;
            --color-text: #2C2C2C;
            --color-text-light: #6B6B6B;
            --color-text-lighter: #9BA8A0;
            --color-border: #E8E0D5;
            --color-success: #4CAF50;
            --radius: 18px;
            --radius-sm: 12px;
            --radius-lg: 28px;
            --shadow: 0 8px 30px rgba(0, 0, 0, 0.08);
            --shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.12);
            --shadow-hover: 0 14px 44px rgba(0, 0, 0, 0.14);
            --transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
            --font-family: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
            --grad-brand: linear-gradient(135deg, #1B4332 0%, #2D6A4F 60%, #3B8A5E 100%);
            --grad-accent: linear-gradient(135deg, #C98A3B 0%, #DDB27C 100%);
            --grad-dark: linear-gradient(145deg, #081C15 0%, #1B4332 100%);
        }

        /* ============================================
           基础 Reset
        ============================================ */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
            -webkit-text-size-adjust: 100%;
        }

        body {
            font-family: var(--font-family);
            font-size: 1rem;
            line-height: 1.75;
            color: var(--color-text);
            background-color: var(--color-bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

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

        button,
        input,
        select,
        textarea {
            font-family: var(--font-family);
            font-size: 1rem;
        }

        ul,
        ol {
            list-style: none;
        }

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            line-height: 1.3;
            font-weight: 700;
            margin: 0 0 0.5rem;
        }

        h1 {
            font-size: 2.75rem;
        }
        h2 {
            font-size: 2.125rem;
        }
        h3 {
            font-size: 1.375rem;
        }
        h4 {
            font-size: 1.125rem;
        }

        /* ============================================
           容器
        ============================================ */
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }

        .section-padding {
            padding: 88px 0;
        }

        .section-header {
            text-align: center;
            max-width: 680px;
            margin: 0 auto 56px;
        }

        .section-header .eyebrow {
            display: inline-block;
            background: rgba(201, 138, 59, 0.12);
            color: var(--color-accent-dark);
            padding: 6px 18px;
            border-radius: 30px;
            font-size: 0.875rem;
            font-weight: 600;
            letter-spacing: 0.4px;
            margin-bottom: 14px;
        }

        .section-header h2 {
            font-size: 2.25rem;
            margin-bottom: 16px;
            color: var(--color-primary-dark);
        }

        .section-header p {
            color: var(--color-text-light);
            font-size: 1.05rem;
            line-height: 1.7;
        }

        /* ============================================
           按钮
        ============================================ */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 14px 28px;
            border-radius: 50px;
            font-weight: 600;
            font-size: 0.968rem;
            border: 2px solid transparent;
            cursor: pointer;
            transition: var(--transition);
            line-height: 1;
            white-space: nowrap;
        }

        .btn-primary {
            background: var(--grad-brand);
            color: #fff;
            box-shadow: 0 6px 20px rgba(27, 67, 50, 0.3);
        }

        .btn-primary:hover {
            transform: translateY(-3px);
            box-shadow: 0 10px 30px rgba(27, 67, 50, 0.4);
            background: linear-gradient(135deg, #0D2A1F, #1B4332);
        }

        .btn-outline {
            background: transparent;
            border-color: var(--color-primary);
            color: var(--color-primary);
        }

        .btn-outline:hover {
            background: rgba(27, 67, 50, 0.06);
            border-color: var(--color-primary-light);
            transform: translateY(-3px);
        }

        .btn-accent {
            background: var(--grad-accent);
            color: #fff;
            box-shadow: 0 6px 20px rgba(201, 138, 59, 0.35);
        }

        .btn-accent:hover {
            transform: translateY(-3px);
            box-shadow: 0 10px 30px rgba(201, 138, 59, 0.45);
            background: linear-gradient(135deg, #A06E22, #C98A3B);
        }

        .btn-lg {
            padding: 16px 36px;
            font-size: 1.05rem;
        }
        .btn-sm {
            padding: 10px 20px;
            font-size: 0.875rem;
        }

        .btn:focus-visible {
            outline: 3px solid rgba(201, 138, 59, 0.5);
            outline-offset: 3px;
        }

        /* ============================================
           导航 Header
        ============================================ */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.92);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid rgba(232, 224, 213, 0.7);
            box-shadow: 0 2px 20px rgba(0, 0, 0, 0.04);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 74px;
        }

        .brand-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--color-primary-dark);
            line-height: 1.2;
        }

        .brand-logo .logo-icon {
            width: 38px;
            height: 38px;
            background: var(--grad-brand);
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 1.1rem;
            box-shadow: 0 4px 12px rgba(27, 67, 50, 0.3);
        }

        .brand-logo em {
            font-style: normal;
            color: var(--color-accent);
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 6px;
            flex: 1;
            justify-content: center;
        }

        .main-nav a {
            padding: 10px 18px;
            border-radius: 30px;
            font-weight: 500;
            font-size: 0.938rem;
            color: var(--color-text);
            transition: var(--transition);
            position: relative;
        }

        .main-nav a:hover {
            background: rgba(27, 67, 50, 0.06);
            color: var(--color-primary);
        }

        .main-nav a.active {
            background: var(--grad-brand);
            color: #fff;
            box-shadow: 0 4px 14px rgba(27, 67, 50, 0.3);
        }

        .nav-actions {
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .nav-search {
            position: relative;
        }

        .nav-search input {
            background: var(--color-bg);
            border: 1px solid var(--color-border);
            border-radius: 50px;
            padding: 10px 38px 10px 16px;
            font-size: 0.875rem;
            width: 190px;
            transition: var(--transition);
            color: var(--color-text);
        }

        .nav-search input:focus {
            outline: none;
            border-color: var(--color-primary-light);
            box-shadow: 0 0 0 3px rgba(27, 67, 50, 0.1);
            width: 220px;
            background: #fff;
        }

        .nav-search i {
            position: absolute;
            right: 15px;
            top: 50%;
            transform: translateY(-50%);
            color: var(--color-text-lighter);
            font-size: 0.875rem;
            pointer-events: none;
        }

        .nav-cta {
            padding: 10px 22px;
            border-radius: 50px;
            background: var(--grad-accent);
            color: #fff;
            font-weight: 600;
            font-size: 0.9rem;
            box-shadow: 0 4px 14px rgba(201, 138, 59, 0.3);
            transition: var(--transition);
        }

        .nav-cta:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(201, 138, 59, 0.4);
        }

        .nav-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 1.5rem;
            color: var(--color-primary);
            cursor: pointer;
            padding: 8px;
        }

        /* ============================================
           Hero 区（对比选型 + 推荐档高亮卡片）
        ============================================ */
        .page-hero {
            background: linear-gradient(135deg, #F0EAE0 0%, #FAF6F0 60%, #FFFDF8 100%);
            padding: 72px 0 80px;
            position: relative;
            overflow: hidden;
        }

        .page-hero::before {
            content: '';
            position: absolute;
            top: -200px;
            right: -150px;
            width: 500px;
            height: 500px;
            background: radial-gradient(circle, rgba(201, 138, 59, 0.12) 0%, transparent 70%);
            pointer-events: none;
        }

        .page-hero::after {
            content: '';
            position: absolute;
            bottom: -120px;
            left: -100px;
            width: 400px;
            height: 400px;
            background: radial-gradient(circle, rgba(27, 67, 50, 0.1) 0%, transparent 70%);
            pointer-events: none;
        }

        .hero-inner {
            position: relative;
            z-index: 1;
            display: flex;
            align-items: center;
            gap: 48px;
        }

        .hero-copy {
            flex: 1;
        }

        .hero-eyebrow {
            display: inline-block;
            background: linear-gradient(135deg, rgba(27, 67, 50, 0.1), rgba(201, 138, 59, 0.1));
            border: 1px solid rgba(27, 67, 50, 0.1);
            padding: 6px 18px;
            border-radius: 50px;
            font-size: 0.875rem;
            font-weight: 600;
            color: var(--color-primary);
            letter-spacing: 0.5px;
            margin-bottom: 20px;
        }

        .hero-copy h1 {
            font-size: 3.125rem;
            line-height: 1.15;
            color: var(--color-primary-dark);
            margin-bottom: 22px;
            font-weight: 800;
        }

        .hero-copy h1 .highlight {
            color: var(--color-accent);
            position: relative;
        }

        .hero-subtitle {
            font-size: 1.125rem;
            color: var(--color-text-light);
            line-height: 1.7;
            margin-bottom: 30px;
            max-width: 480px;
        }

        .hero-cta {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
            margin-bottom: 32px;
        }

        .hero-points {
            display: flex;
            flex-wrap: wrap;
            gap: 10px 24px;
        }

        .hero-points li {
            display: flex;
            align-items: center;
            gap: 6px;
            font-size: 0.938rem;
            color: var(--color-text);
        }

        .hero-points li i {
            color: var(--color-accent);
            font-size: 0.875rem;
        }

        .hero-card-wrap {
            flex: 1;
            max-width: 440px;
        }

        .feature-card {
            background: #fff;
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-lg);
            overflow: hidden;
            position: relative;
            border: 1px solid rgba(232, 224, 213, 0.5);
            transition: var(--transition);
        }

        .feature-card:hover {
            transform: translateY(-6px);
            box-shadow: 0 20px 60px rgba(0, 0, 0, 0.14);
        }

        .feature-badge {
            position: absolute;
            top: 20px;
            left: 20px;
            background: var(--grad-accent);
            color: #fff;
            padding: 6px 16px;
            border-radius: 50px;
            font-size: 0.813rem;
            font-weight: 700;
            z-index: 2;
            box-shadow: 0 4px 12px rgba(201, 138, 59, 0.35);
        }

        .feature-visual {
            background: linear-gradient(135deg, #1B4332, #2D6A4F);
            padding: 48px 32px 28px;
            text-align: center;
            color: #fff;
            position: relative;
            overflow: hidden;
        }

        .feature-visual::after {
            content: '';
            position: absolute;
            top: -40px;
            right: -40px;
            width: 140px;
            height: 140px;
            background: rgba(255, 255, 255, 0.08);
            border-radius: 50%;
        }

        .feature-visual .tea-icon {
            font-size: 3rem;
            display: block;
            margin-bottom: 8px;
        }

        .feature-visual h3 {
            font-size: 1.5rem;
            margin: 0;
            font-weight: 800;
            letter-spacing: 1px;
        }

        .feature-visual p {
            color: rgba(255, 255, 255, 0.75);
            font-size: 0.875rem;
            margin: 4px 0 0;
        }

        .feature-body {
            padding: 24px 28px 28px;
        }

        .feature-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-bottom: 18px;
        }

        .feature-tags span {
            background: rgba(27, 67, 50, 0.06);
            color: var(--color-primary);
            padding: 4px 12px;
            border-radius: 30px;
            font-size: 0.813rem;
            font-weight: 500;
        }

        .feature-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 18px;
        }

        .feature-score {
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .feature-score .score-num {
            font-size: 2rem;
            font-weight: 800;
            color: var(--color-primary-dark);
            line-height: 1;
        }

        .feature-score .score-label {
            font-size: 0.813rem;
            color: var(--color-text-light);
        }

        .feature-desc {
            font-size: 0.938rem;
            color: var(--color-text-light);
            margin-bottom: 20px;
            line-height: 1.6;
        }

        .feature-card .btn {
            width: 100%;
        }

        /* ============================================
           指标看板
        ============================================ */
        .metrics-section {
            background: var(--grad-dark);
            padding: 64px 0;
            position: relative;
            overflow: hidden;
        }

        .metrics-section::before {
            content: '';
            position: absolute;
            top: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 1200px;
            height: 100%;
            background: radial-gradient(ellipse at 50% 0%, rgba(201, 138, 59, 0.15) 0%, transparent 60%);
            pointer-events: none;
        }

        .metrics-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 32px;
            position: relative;
            z-index: 1;
        }

        .metric-item {
            text-align: center;
            padding: 36px 20px;
            background: rgba(255, 255, 255, 0.06);
            border-radius: var(--radius);
            border: 1px solid rgba(255, 255, 255, 0.1);
            backdrop-filter: blur(4px);
            transition: var(--transition);
        }

        .metric-item:hover {
            background: rgba(255, 255, 255, 0.1);
            transform: translateY(-4px);
        }

        .metric-item .metric-value {
            font-size: 3rem;
            font-weight: 800;
            color: #fff;
            line-height: 1;
            margin-bottom: 12px;
            background: linear-gradient(135deg, #fff, #DDB27C);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .metric-item .metric-label {
            color: rgba(255, 255, 255, 0.75);
            font-size: 0.975rem;
            font-weight: 500;
        }

        .metric-item .metric-sub {
            color: rgba(255, 255, 255, 0.45);
            font-size: 0.813rem;
            margin-top: 6px;
        }

        /* ============================================
           服务矩阵
        ============================================ */
        .services-section {
            padding: 96px 0;
            background: var(--color-bg);
        }

        .services-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
        }

        .service-card {
            background: var(--color-bg-white);
            border-radius: var(--radius);
            padding: 36px 30px;
            box-shadow: var(--shadow);
            border: 1px solid rgba(232, 224, 213, 0.6);
            transition: var(--transition);
            position: relative;
            overflow: hidden;
        }

        .service-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 3px;
            background: var(--grad-accent);
            transform: scaleX(0);
            transform-origin: left;
            transition: transform 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
        }

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

        .service-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-hover);
            border-color: rgba(201, 138, 59, 0.25);
        }

        .service-icon {
            width: 60px;
            height: 60px;
            background: linear-gradient(135deg, rgba(27, 67, 50, 0.08), rgba(201, 138, 59, 0.08));
            border-radius: 16px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            color: var(--color-primary);
            margin-bottom: 20px;
            transition: var(--transition);
        }

        .service-card:hover .service-icon {
            background: var(--grad-brand);
            color: #fff;
            transform: scale(1.05);
        }

        .service-card h3 {
            font-size: 1.25rem;
            margin-bottom: 10px;
            color: var(--color-primary-dark);
        }

        .service-card p {
            color: var(--color-text-light);
            font-size: 0.938rem;
            line-height: 1.65;
            margin-bottom: 18px;
        }

        .service-card.more-link {
            text-align: center;
            display: flex;
            flex-direction: column;
            justify-content: center;
            align-items: center;
            background: linear-gradient(135deg, var(--color-bg), #F0EAE0);
        }

        .service-card.more-link .service-icon {
            background: var(--grad-accent);
            color: #fff;
            margin-bottom: 14px;
        }

        .service-card.more-link h3 {
            margin-bottom: 8px;
        }

        /* ============================================
           对比结果区
        ============================================ */
        .comparison-section {
            padding: 96px 0;
            background: #F0EAE0;
        }

        .comparison-wrap {
            max-width: 880px;
            margin: 0 auto;
        }

        .comparison-card {
            background: #fff;
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow);
            overflow: hidden;
            border: 1px solid rgba(232, 224, 213, 0.5);
        }

        .comparison-table {
            width: 100%;
            border-collapse: collapse;
        }

        .comparison-table th,
        .comparison-table td {
            padding: 18px 20px;
            text-align: left;
            font-size: 0.938rem;
        }

        .comparison-table thead th {
            background: var(--grad-brand);
            color: #fff;
            font-weight: 600;
            font-size: 1rem;
            text-align: center;
        }

        .comparison-table thead th:first-child {
            text-align: left;
            background: #0D2A1F;
        }

        .comparison-table thead th.highlight-col {
            background: linear-gradient(135deg, #C98A3B, #A06E22);
        }

        .comparison-table tbody td {
            border-bottom: 1px solid #F0EAE0;
            text-align: center;
        }

        .comparison-table tbody td:first-child {
            text-align: left;
            font-weight: 500;
            color: var(--color-text);
            background: #FAF6F0;
        }

        .comparison-table .highlight-col {
            background: rgba(201, 138, 59, 0.05);
            font-weight: 600;
            color: var(--color-primary-dark);
        }

        .comparison-table .check-icon {
            color: var(--color-success);
            font-size: 1.1rem;
        }

        .comparison-table .close-icon {
            color: #C0C0C0;
            font-size: 1.1rem;
        }

        .comparison-note {
            text-align: center;
            margin-top: 24px;
            color: var(--color-text-light);
            font-size: 0.875rem;
        }

        /* ============================================
           FAQ 区
        ============================================ */
        .faq-section {
            padding: 96px 0;
            background: var(--color-bg);
        }

        .faq-wrap {
            max-width: 760px;
            margin: 0 auto;
        }

        .faq-item {
            background: #fff;
            border-radius: var(--radius-sm);
            margin-bottom: 16px;
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.04);
            border: 1px solid rgba(232, 224, 213, 0.5);
            overflow: hidden;
            transition: var(--transition);
        }

        .faq-item:hover {
            border-color: rgba(201, 138, 59, 0.3);
            box-shadow: 0 4px 18px rgba(0, 0, 0, 0.06);
        }

        .faq-question {
            width: 100%;
            padding: 22px 24px;
            background: none;
            border: none;
            text-align: left;
            font-size: 1rem;
            font-weight: 600;
            color: var(--color-text);
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 16px;
        }

        .faq-question .faq-icon {
            width: 28px;
            height: 28px;
            flex-shrink: 0;
            background: var(--color-bg);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.75rem;
            color: var(--color-primary);
            transition: var(--transition);
        }

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

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease;
            padding: 0 24px;
        }

        .faq-item.active .faq-answer {
            max-height: 300px;
            padding-bottom: 20px;
        }

        .faq-answer p {
            color: var(--color-text-light);
            font-size: 0.938rem;
            line-height: 1.7;
            border-top: 1px solid #F0EAE0;
            padding-top: 14px;
        }

        /* ============================================
           转化表单区
        ============================================ */
        .contact-section {
            padding: 96px 0;
            background: var(--grad-dark);
            position: relative;
            overflow: hidden;
        }

        .contact-section::before {
            content: '';
            position: absolute;
            top: -100px;
            right: -100px;
            width: 400px;
            height: 400px;
            background: radial-gradient(circle, rgba(201, 138, 59, 0.12) 0%, transparent 70%);
            pointer-events: none;
        }

        .contact-inner {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 56px;
            position: relative;
            z-index: 1;
        }

        .contact-copy {
            color: #fff;
        }

        .contact-copy .eyebrow {
            display: inline-block;
            background: rgba(255, 255, 255, 0.1);
            color: #DDB27C;
            padding: 6px 18px;
            border-radius: 50px;
            font-size: 0.875rem;
            font-weight: 600;
            letter-spacing: 0.5px;
            margin-bottom: 18px;
        }

        .contact-copy h2 {
            font-size: 2rem;
            margin-bottom: 18px;
            color: #fff;
        }

        .contact-copy p {
            color: rgba(255, 255, 255, 0.7);
            font-size: 1rem;
            line-height: 1.7;
            margin-bottom: 28px;
        }

        .contact-info-list {
            display: flex;
            flex-direction: column;
            gap: 14px;
            margin-bottom: 28px;
        }

        .contact-info-list li {
            display: flex;
            align-items: center;
            gap: 12px;
            color: rgba(255, 255, 255, 0.75);
            font-size: 0.938rem;
        }

        .contact-info-list li i {
            width: 32px;
            height: 32px;
            background: rgba(255, 255, 255, 0.08);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #DDB27C;
            font-size: 0.813rem;
        }

        .contact-form-card {
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 40px;
            box-shadow: 0 24px 60px rgba(0, 0, 0, 0.2);
        }

        .contact-form-card h3 {
            font-size: 1.5rem;
            margin-bottom: 8px;
            color: var(--color-primary-dark);
        }

        .contact-form-card .form-subtitle {
            color: var(--color-text-light);
            font-size: 0.875rem;
            margin-bottom: 24px;
        }

        .form-group {
            margin-bottom: 16px;
        }

        .form-group label {
            display: block;
            font-size: 0.875rem;
            font-weight: 600;
            color: var(--color-text);
            margin-bottom: 6px;
        }

        .form-group input,
        .form-group select,
        .form-group textarea {
            width: 100%;
            border: 1px solid var(--color-border);
            border-radius: 10px;
            padding: 12px 14px;
            font-size: 0.938rem;
            background: #fafafa;
            transition: var(--transition);
            appearance: none;
        }

        .form-group input:focus,
        .form-group select:focus,
        .form-group textarea:focus {
            outline: none;
            border-color: var(--color-primary-light);
            background: #fff;
            box-shadow: 0 0 0 4px rgba(27, 67, 50, 0.08);
        }

        .form-group textarea {
            min-height: 90px;
            resize: vertical;
        }

        .form-row {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 14px;
        }

        .form-submit {
            margin-top: 20px;
        }

        .form-success {
            display: none;
            background: rgba(76, 175, 80, 0.1);
            border: 1px solid rgba(76, 175, 80, 0.3);
            color: #2E7D32;
            padding: 14px 18px;
            border-radius: 10px;
            font-size: 0.938rem;
            margin-top: 16px;
            text-align: center;
            font-weight: 500;
        }

        .form-note {
            margin-top: 16px;
            text-align: center;
            font-size: 0.813rem;
            color: var(--color-text-lighter);
        }

        /* ============================================
           页脚
        ============================================ */
        .site-footer {
            background: #0A1A12;
            color: rgba(255, 255, 255, 0.65);
            padding: 64px 0 28px;
            font-size: 0.938rem;
        }

        .footer-inner {
            display: grid;
            grid-template-columns: 1.2fr 0.8fr 0.8fr;
            gap: 48px;
            margin-bottom: 48px;
        }

        .footer-brand .brand-name {
            font-size: 1.4rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
        }

        .footer-brand .brand-name em {
            font-style: normal;
            color: #DDB27C;
        }

        .footer-brand p {
            font-size: 0.875rem;
            line-height: 1.7;
            margin-bottom: 20px;
            color: rgba(255, 255, 255, 0.5);
        }

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

        .footer-social a {
            width: 38px;
            height: 38px;
            background: rgba(255, 255, 255, 0.06);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: rgba(255, 255, 255, 0.7);
            font-size: 0.938rem;
            transition: var(--transition);
        }

        .footer-social a:hover {
            background: var(--grad-accent);
            color: #fff;
            transform: translateY(-3px);
        }

        .footer-col h4 {
            color: #fff;
            font-size: 1rem;
            margin-bottom: 18px;
        }

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

        .footer-col ul li a {
            color: rgba(255, 255, 255, 0.55);
            font-size: 0.875rem;
            transition: var(--transition);
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .footer-col ul li a:hover {
            color: #DDB27C;
            padding-left: 4px;
        }

        .footer-col ul li a i {
            font-size: 0.813rem;
            color: rgba(255, 255, 255, 0.3);
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            padding-top: 24px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 0.813em;
            color: rgba(255, 255, 255, 0.4);
        }

        /* ============================================
           响应式断点
        ============================================ */
        @media (max-width: 1024px) {
            .container {
                padding: 0 20px;
            }

            .header-inner {
                height: auto;
                min-height: 70px;
                flex-wrap: wrap;
                padding: 12px 0;
            }

            .main-nav {
                order: 3;
                width: 100%;
                flex-wrap: nowrap;
                overflow-x: auto;
                justify-content: flex-start;
                padding-top: 8px;
                margin-top: 4px;
                border-top: 1px solid rgba(232, 224, 213, 0.4);
                gap: 4px;
                -webkit-overflow-scrolling: touch;
            }

            .main-nav a {
                padding: 8px 14px;
                font-size: 0.875rem;
                white-space: nowrap;
            }

            .nav-actions .nav-search {
                display: none;
            }

            .hero-copy h1 {
                font-size: 2.5rem;
            }

            .services-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 20px;
            }

            .contact-inner {
                grid-template-columns: 1fr;
                gap: 40px;
            }
        }

        @media (max-width: 768px) {
            .section-padding {
                padding: 64px 0;
            }

            .page-hero {
                padding: 48px 0 56px;
            }

            .hero-inner {
                flex-direction: column;
                gap: 36px;
            }

            .hero-card-wrap {
                max-width: 100%;
                width: 100%;
            }

            .hero-copy h1 {
                font-size: 2.125rem;
            }

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

            .metrics-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }

            .metric-item .metric-value {
                font-size: 2.375rem;
            }

            .services-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }

            .service-card {
                padding: 28px 24px;
            }

            .footer-inner {
                grid-template-columns: 1fr;
                gap: 32px;
            }

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

            .form-row {
                grid-template-columns: 1fr;
            }

            .contact-form-card {
                padding: 28px 22px;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 16px;
            }

            .nav-cta {
                display: none;
            }

            .brand-logo {
                font-size: 1.15rem;
            }

            .brand-logo .logo-icon {
                width: 32px;
                height: 32px;
                font-size: 0.875rem;
            }

            .hero-copy h1 {
                font-size: 1.75rem;
            }

            .hero-cta {
                flex-direction: column;
                width: 100%;
            }

            .hero-cta .btn {
                width: 100%;
            }

            .hero-card-wrap {
                max-width: 100%;
            }

            .feature-visual {
                padding: 36px 20px 22px;
            }

            .feature-body {
                padding: 18px 20px 22px;
            }

            .metrics-grid {
                grid-template-columns: 1fr;
                gap: 12px;
            }

            .metric-item {
                padding: 24px 16px;
            }

            .metric-item .metric-value {
                font-size: 2.25rem;
            }

            .section-header h2 {
                font-size: 1.625rem;
            }

            .section-header {
                margin-bottom: 40px;
            }

            .services-section,
            .comparison-section,
            .faq-section,
            .contact-section {
                padding: 56px 0;
            }

            .comparison-table th,
            .comparison-table td {
                padding: 12px 10px;
                font-size: 0.813rem;
            }

            .faq-question {
                padding: 18px 16px;
                font-size: 0.938rem;
            }

            .faq-answer {
                padding: 0 16px;
            }
        }

/* roulang page: category1 */
:root{
--primary:#1a4a3d;
--primary-light:#2d6a58;
--primary-dark:#12372f;
--accent:#c9a86a;
--accent-light:#e8d5a8;
--accent-dark:#b08d4f;
--bg:#f7f5f0;
--bg-dark:#152a24;
--white:#fff;
--text:#22332c;
--text-light:#5a6e65;
--text-muted:#8a9a92;
--border:#e5dfd3;
--radius:16px;
--radius-lg:24px;
--radius-sm:8px;
--shadow:0 8px 32px rgba(26,74,61,.08);
--shadow-lg:0 16px 48px rgba(26,74,61,.14);
--shadow-accent:0 8px 32px rgba(201,168,106,.25);
--gradient:linear-gradient(135deg,#1a4a3d 0%,#2d6a58 60%,#3a8a72 100%);
--gradient-accent:linear-gradient(135deg,#c9a86a 0%,#e8d5a8 100%);
--font-body:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{font-family:var(--font-body);background:var(--bg);color:var(--text);line-height:1.7;font-size:16px}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none;transition:all .25s ease}
a:focus{outline:3px solid rgba(201,168,106,.5);outline-offset:2px;border-radius:4px}
ul,ol{list-style:none}
button,input,select,textarea{font-family:inherit;font-size:inherit;border:none;background:none}
.container{max-width:1200px;margin:0 auto;padding:0 24px}
.btn{display:inline-flex;align-items:center;gap:8px;padding:12px 28px;border-radius:50px;font-weight:600;font-size:15px;line-height:1.4;cursor:pointer;border:2px solid transparent;transition:all .3s ease;white-space:nowrap;justify-content:center}
.btn-primary{background:var(--gradient);color:var(--white);box-shadow:var(--shadow)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg);background:var(--primary-dark)}
.btn-accent{background:var(--gradient-accent);color:var(--primary-dark);box-shadow:var(--shadow-accent)}
.btn-accent:hover{transform:translateY(-2px);box-shadow:0 12px 40px rgba(201,168,106,.35);background:linear-gradient(135deg,#b08d4f 0%,#e8d5a8 100%)}
.btn-outline{border-color:var(--primary);color:var(--primary);background:transparent}
.btn-outline:hover{background:var(--primary);color:var(--white);transform:translateY(-2px)}
.btn-lg{padding:15px 36px;font-size:16px}
.btn-sm{padding:8px 20px;font-size:14px}
.section-tag{display:inline-block;background:rgba(201,168,106,.15);color:var(--accent-dark);font-size:13px;font-weight:700;letter-spacing:2px;padding:6px 16px;border-radius:20px;margin-bottom:16px;text-transform:uppercase}
.section-heading h2{font-size:34px;line-height:1.25;font-weight:800;color:var(--primary-dark);margin-bottom:16px}
.section-heading p{color:var(--text-light);font-size:16px;max-width:600px;line-height:1.8}
.section-heading.center{text-align:center}
.section-heading.center p{margin:0 auto}
.site-header{background:rgba(255,255,255,.95);backdrop-filter:blur(12px);position:sticky;top:0;z-index:100;border-bottom:1px solid var(--border)}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:72px;gap:16px}
.brand-logo{display:flex;align-items:center;gap:10px;flex-shrink:0}
.logo-icon{width:38px;height:38px;border-radius:10px;background:var(--gradient);display:flex;align-items:center;justify-content:center;color:var(--white);font-size:16px}
.brand-name{font-size:18px;font-weight:800;color:var(--primary-dark);line-height:1.2}
.brand-name em{font-style:normal;color:var(--accent-dark);display:block;font-size:14px;font-weight:600}
.main-nav{display:flex;gap:28px;align-items:center}
.main-nav a{font-size:15px;font-weight:600;color:var(--text-light);position:relative;padding:6px 0;line-height:1.4}
.main-nav a:hover{color:var(--primary)}
.main-nav a.active{color:var(--primary-dark)}
.main-nav a.active::after{content:'';position:absolute;left:0;right:0;bottom:0;height:3px;background:var(--gradient-accent);border-radius:3px}
.header-actions{display:flex;align-items:center;gap:16px}
.header-phone{color:var(--primary);font-weight:700;font-size:14px;display:flex;align-items:center;gap:6px}
.header-phone:hover{color:var(--accent-dark)}
.header-search{display:flex;align-items:center;background:var(--bg);border-radius:40px;padding:0 8px 0 16px;border:1px solid var(--border);height:38px;transition:border-color .3s}
.header-search:focus-within{border-color:var(--accent)}
.header-search input{width:110px;background:transparent;font-size:13px;color:var(--text)}
.header-search input::placeholder{color:var(--text-muted)}
.header-search button{width:28px;height:28px;border-radius:50%;background:var(--primary);color:var(--white);display:flex;align-items:center;justify-content:center;font-size:12px;cursor:pointer;transition:background .3s}
.header-search button:hover{background:var(--accent-dark)}
.menu-toggle{display:none;font-size:20px;color:var(--primary-dark);cursor:pointer;padding:6px}
.hero-section{padding:56px 0 40px;position:relative;overflow:hidden}
.hero-section::before{content:'';position:absolute;top:-120px;right:-120px;width:400px;height:400px;background:radial-gradient(circle,rgba(201,168,106,.15) 0%,transparent 70%);border-radius:50%;pointer-events:none}
.hero-bento{position:relative;z-index:1}
.hero-main-card{background:var(--gradient);border-radius:28px;padding:48px;color:var(--white);min-height:430px;display:flex;flex-direction:column;justify-content:center;position:relative;overflow:hidden;box-shadow:var(--shadow-lg)}
.hero-main-card::after{content:'';position:absolute;bottom:-60px;right:-40px;width:200px;height:200px;background:rgba(255,255,255,.05);border-radius:50%}
.hero-badge{display:inline-flex;align-items:center;gap:6px;background:rgba(255,255,255,.15);backdrop-filter:blur(6px);padding:6px 16px;border-radius:20px;font-size:13px;font-weight:600;letter-spacing:1px;margin-bottom:20px;width:fit-content}
.hero-main-card h1{font-size:38px;line-height:1.25;font-weight:800;margin-bottom:20px;letter-spacing:1px}
.hero-sub{font-size:16px;line-height:1.8;color:rgba(255,255,255,.9);max-width:480px;margin-bottom:28px}
.hero-cta{display:flex;gap:12px;flex-wrap:wrap}
.hero-main-card .btn-primary{background:var(--white);color:var(--primary-dark);box-shadow:0 8px 24px rgba(0,0,0,.15)}
.hero-main-card .btn-primary:hover{background:var(--bg);transform:translateY(-2px)}
.hero-main-card .btn-outline{border-color:rgba(255,255,255,.8);color:var(--white)}
.hero-main-card .btn-outline:hover{background:rgba(255,255,255,.15)}
.hero-trust{display:flex;gap:20px;margin-top:24px;flex-wrap:wrap}
.hero-trust span{display:flex;align-items:center;gap:6px;font-size:13px;color:rgba(255,255,255,.85)}
.hero-trust i{color:var(--accent-light)}
.hero-side{display:flex;flex-direction:column;gap:16px;height:100%}
.hero-mini-card{background:var(--white);border-radius:20px;padding:24px;box-shadow:var(--shadow);border:1px solid var(--border);transition:all .3s ease;display:flex;gap:16px;flex:1;align-items:flex-start}
.hero-mini-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:var(--accent-light)}
.mini-icon{width:42px;height:42px;border-radius:12px;background:linear-gradient(135deg,rgba(201,168,106,.2),rgba(26,74,61,.1));display:flex;align-items:center;justify-content:center;color:var(--accent-dark);font-size:18px;flex-shrink:0}
.hero-mini-card h3{font-size:16px;font-weight:700;color:var(--primary-dark);margin-bottom:6px}
.hero-mini-card p{font-size:14px;color:var(--text-light);line-height:1.6}
.hero-mini-card ul li{font-size:14px;color:var(--text-light);padding:3px 0;display:flex;align-items:center;gap:8px}
.hero-mini-card ul li span{font-size:12px;font-weight:700;color:var(--accent-dark);background:rgba(201,168,106,.12);border-radius:6px;padding:2px 6px}
.hero-cta-strip{background:var(--white);border-radius:16px;padding:20px 28px;display:flex;align-items:center;justify-content:space-between;gap:16px;box-shadow:var(--shadow);border:1px solid var(--border);margin-top:16px;flex-wrap:wrap}
.hero-cta-strip p{display:flex;align-items:center;gap:8px;font-size:15px;font-weight:600;color:var(--primary-dark)}
.hero-cta-strip i{color:var(--accent-dark);font-size:18px}
.metrics-section{padding:56px 0;background:var(--bg-dark);position:relative;overflow:hidden}
.metrics-section::before{content:'';position:absolute;top:0;left:0;right:0;height:4px;background:var(--gradient-accent)}
.metrics-grid{display:flex;gap:24px;flex-wrap:wrap}
.metric-item{flex:1;min-width:170px;text-align:center;padding:24px 16px;background:rgba(255,255,255,.04);border-radius:20px;border:1px solid rgba(255,255,255,.08);transition:all .3s ease}
.metric-item:hover{background:rgba(255,255,255,.08);transform:translateY(-3px)}
.metric-value{font-size:36px;font-weight:800;color:var(--accent-light);line-height:1.2;margin-bottom:6px}
.metric-label{font-size:15px;color:var(--white);font-weight:600;margin-bottom:4px}
.metric-desc{font-size:13px;color:rgba(255,255,255,.6)}
.services-section{padding:80px 0}
.services-section .section-heading{margin-bottom:40px}
.service-card{background:var(--white);border-radius:20px;padding:28px;box-shadow:var(--shadow);border:1px solid var(--border);transition:all .3s ease;height:100%;position:relative;overflow:hidden}
.service-card::before{content:'';position:absolute;top:0;left:0;width:4px;height:100%;background:var(--gradient-accent);transition:transform .3s;transform:scaleY(0);transform-origin:bottom}
.service-card:hover::before{transform:scaleY(1)}
.service-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg)}
.service-card .service-icon{width:52px;height:52px;border-radius:14px;background:var(--gradient);color:var(--white);display:flex;align-items:center;justify-content:center;font-size:20px;margin-bottom:18px}
.service-card h3{font-size:18px;font-weight:700;color:var(--primary-dark);margin-bottom:10px}
.service-card p{font-size:14px;color:var(--text-light);line-height:1.7;margin-bottom:16px}
.service-card .tag-row{display:flex;gap:8px;flex-wrap:wrap}
.service-card .tag{background:var(--bg);border-radius:20px;padding:4px 12px;font-size:12px;font-weight:600;color:var(--text-light)}
.comparison-section{padding:80px 0;background:var(--gradient-light,linear-gradient(135deg,#f7f5f0,#f0ebe0))}
.comparison-wrap{display:flex;gap:16px;max-width:1000px;margin:40px auto 0;align-items:stretch;flex-wrap:wrap;justify-content:center}
.comparison-card{flex:1;min-width:280px;max-width:420px;border-radius:20px;padding:36px;box-shadow:var(--shadow)}
.comparison-before{background:var(--white);border:1px solid var(--border)}
.comparison-after{background:var(--gradient);color:var(--white);box-shadow:var(--shadow-lg)}
.comparison-card h3{font-size:20px;font-weight:700;margin-bottom:24px;display:flex;align-items:center;gap:8px}
.comparison-card ul li{display:flex;align-items:flex-start;gap:10px;padding:9px 0;font-size:15px;line-height:1.5}
.comparison-before ul li{color:var(--text-light)}
.comparison-before ul li i{color:#c0392b;margin-top:4px}
.comparison-after ul li i{color:var(--accent-light);margin-top:4px}
.comparison-vs{display:flex;align-items:center;justify-content:center}
.comparison-vs span{background:var(--accent);color:var(--white);width:48px;height:48px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:16px;box-shadow:var(--shadow-accent)}
.faq-section{padding:80px 0}
.faq-grid{display:flex;gap:48px;align-items:flex-start}
.faq-left{flex:0 0 340px;position:sticky;top:96px}
.faq-list{flex:1}
.faq-item{background:var(--white);border-radius:14px;border:1px solid var(--border);margin-bottom:12px;overflow:hidden;transition:box-shadow .3s}
.faq-item[open]{box-shadow:var(--shadow);border-color:var(--accent-light)}
.faq-item summary{padding:18px 22px;font-weight:600;font-size:15px;color:var(--primary-dark);cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:12px;list-style:none}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:'+';font-size:22px;color:var(--accent-dark);transition:transform .3s;flex-shrink:0}
.faq-item[open] summary::after{transform:rotate(45deg)}
.faq-content{padding:0 22px 20px;font-size:14px;color:var(--text-light);line-height:1.8;border-top:1px solid var(--border);margin-top:0;padding-top:14px}
.faq-item[open] .faq-content{padding-top:14px}
.faq-card{background:var(--white);border-radius:20px;padding:28px;border:1px solid var(--border);text-align:center;box-shadow:var(--shadow)}
.faq-card .faq-card-icon{width:60px;height:60px;border-radius:50%;background:rgba(201,168,106,.15);color:var(--accent-dark);display:flex;align-items:center;justify-content:center;font-size:24px;margin:0 auto 16px}
.faq-card h3{font-size:16px;font-weight:700;color:var(--primary-dark);margin-bottom:8px}
.faq-card p{font-size:14px;color:var(--text-light);margin-bottom:16px}
.contact-section{padding:80px 0;background:var(--bg-dark);position:relative;overflow:hidden}
.contact-section::before{content:'';position:absolute;top:-100px;left:50%;transform:translateX(-50%);width:600px;height:300px;background:radial-gradient(ellipse,rgba(201,168,106,.08) 0%,transparent 70%);pointer-events:none}
.contact-info{color:var(--white);position:relative;z-index:1}
.contact-info .section-tag{background:rgba(201,168,106,.2);color:var(--accent-light)}
.contact-info h2{font-size:32px;font-weight:800;line-height:1.3;margin-bottom:16px;color:var(--white)}
.contact-info p{color:rgba(255,255,255,.7);margin-bottom:28px;line-height:1.8}
.contact-list li{display:flex;align-items:center;gap:12px;padding:9px 0;font-size:15px;color:rgba(255,255,255,.85)}
.contact-list li i{color:var(--accent-light);font-size:17px;width:22px;text-align:center}
.booking-form{background:var(--white);border-radius:24px;padding:36px;box-shadow:var(--shadow-lg);position:relative;z-index:1}
.booking-form h3{font-size:20px;font-weight:700;color:var(--primary-dark);margin-bottom:24px;text-align:center}
.form-row{display:flex;gap:16px;margin-bottom:16px;flex-wrap:wrap}
.form-group{flex:1;min-width:200px}
.form-group label{display:block;font-size:13px;font-weight:600;color:var(--text-light);margin-bottom:6px}
.form-group input,.form-group select,.form-group textarea{width:100%;padding:11px 16px;border:1px solid var(--border);border-radius:10px;background:var(--bg);font-size:14px;color:var(--text);transition:border-color .3s,box-shadow .3s}
.form-group input:focus,.form-group select:focus,.form-group textarea:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px rgba(201,168,106,.15);background:var(--white)}
.form-group textarea{resize:vertical;min-height:80px}
.form-submit{width:100%;margin-top:8px}
.contact-note{text-align:center;font-size:12px;color:var(--text-muted);margin-top:14px}
.site-footer{background:var(--bg-dark);color:rgba(255,255,255,.8);padding:60px 0 0}
.footer-inner{display:flex;gap:40px;flex-wrap:wrap;padding-bottom:40px}
.footer-brand{flex:1 1 320px}
.brand-name{color:var(--white);font-size:20px;font-weight:800}
.brand-name em{color:var(--accent-light)}
.footer-brand p{font-size:13px;line-height:1.8;color:rgba(255,255,255,.55);margin:14px 0 20px}
.footer-social{display:flex;gap:10px}
.footer-social a{width:36px;height:36px;border-radius:50%;background:rgba(255,255,255,.08);display:flex;align-items:center;justify-content:center;color:rgba(255,255,255,.7);font-size:14px;transition:all .3s}
.footer-social a:hover{background:var(--accent);color:var(--white);transform:translateY(-3px)}
.footer-col{flex:0 0 200px}
.footer-col h4{color:var(--white);font-size:15px;font-weight:700;margin-bottom:16px;position:relative;padding-bottom:8px}
.footer-col h4::after{content:'';position:absolute;left:0;bottom:0;width:24px;height:2px;background:var(--accent)}
.footer-col ul li{padding:5px 0}
.footer-col ul li a{font-size:13px;color:rgba(255,255,255,.55);transition:color .3s,padding-left .3s;display:flex;align-items:center;gap:8px}
.footer-col ul li a:hover{color:var(--accent-light);padding-left:5px}
.footer-bottom{border-top:1px solid rgba(255,255,255,.08);padding:20px 0;display:flex;justify-content:space-between;align-items:center;font-size:12px;color:rgba(255,255,255,.4);flex-wrap:wrap;gap:8px}
@media(max-width:1024px){
.hero-main-card{padding:36px}
.hero-main-card h1{font-size:32px}
.main-nav{gap:16px}
.header-search{display:none}
.faq-grid{flex-direction:column}
.faq-left{position:static;flex:1 1 auto;margin-bottom:24px}
}
@media(max-width:900px){
.header-inner{height:64px}
.main-nav{display:none;position:absolute;top:64px;left:0;right:0;background:var(--white);border-bottom:1px solid var(--border);flex-direction:column;padding:16px 24px;gap:0;box-shadow:var(--shadow-lg);z-index:99}
.main-nav.open{display:flex}
.main-nav a{display:block;padding:12px 0;border-bottom:1px solid var(--border);width:100%}
.main-nav a:last-child{border-bottom:none}
.main-nav a.active::after{display:none}
.main-nav a.active{color:var(--accent-dark)}
.menu-toggle{display:block}
.header-phone{display:none}
.header-actions .btn{padding:8px 16px;font-size:13px}
.hero-main-card{min-height:auto}
.hero-main-card h1{font-size:28px}
.hero-side{flex-direction:row;flex-wrap:wrap}
.hero-mini-card{flex:1 1 240px}
.metrics-grid{flex-direction:column}
.metric-item{min-width:100%}
.comparison-wrap{flex-direction:column;align-items:center}
.form-row{flex-direction:column}
}
@media(max-width:520px){
.container{padding:0 16px}
.section-heading h2{font-size:26px}
.hero-section{padding:28px 0 24px}
.hero-main-card{padding:28px;border-radius:20px}
.hero-main-card h1{font-size:24px}
.hero-cta{flex-direction:column}
.hero-cta .btn{width:100%}
.hero-trust{flex-direction:column;gap:6px}
.hero-cta-strip{flex-direction:column;text-align:center;padding:16px}
.hero-cta-strip .btn{width:100%}
.booking-form{padding:24px;border-radius:16px}
.footer-inner{flex-direction:column;gap:24px}
.footer-col{flex:1 1 auto}
.footer-bottom{flex-direction:column;text-align:center}
}

/* roulang page: category3 */
/* ========== 设计变量 ========== */
        :root {
            --primary: #1e4a3b;
            --primary-dark: #0e2d22;
            --primary-light: #2b6b53;
            --accent: #c8a76a;
            --accent-light: #e9d9b5;
            --accent-dark: #a9854a;
            --bg: #faf7f2;
            --white: #ffffff;
            --text: #23302b;
            --text-muted: #67756d;
            --border: #e8e0d5;
            --success: #3a8a5c;
            --warning: #c47a2b;
            --danger: #b34a3a;
            --shadow-sm: 0 2px 10px rgba(30, 74, 59, 0.05);
            --shadow-md: 0 8px 28px rgba(30, 74, 59, 0.08);
            --shadow-lg: 0 16px 48px rgba(30, 74, 59, 0.12);
            --radius-sm: 12px;
            --radius-md: 20px;
            --radius-lg: 30px;
            --gradient-main: linear-gradient(135deg, #0e2d22 0%, #1e4a3b 45%, #2b6b53 100%);
            --gradient-accent: linear-gradient(135deg, #c8a76a 0%, #e9d9b5 100%);
            --gradient-gold: linear-gradient(135deg, #a9854a 0%, #c8a76a 40%, #e9d9b5 100%);
            --transition: all 0.3s ease;
        }

        /* ========== Reset 与基础 ========== */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
            background: var(--bg);
            color: var(--text);
            line-height: 1.75;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
        }

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

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

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

        /* ========== 容器 ========== */
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }

        /* ========== 导航 ========== */
        .site-header {
            background: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border);
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 2px 12px rgba(30, 74, 59, 0.04);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 74px;
            gap: 24px;
        }

        .nav-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            font-weight: 800;
            color: var(--primary);
            white-space: nowrap;
            letter-spacing: 0.5px;
        }

        .nav-logo .logo-icon {
            width: 38px;
            height: 38px;
            border-radius: 10px;
            background: var(--gradient-main);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent-light);
            font-size: 18px;
            flex-shrink: 0;
        }

        .nav-logo em {
            font-style: normal;
            color: var(--accent);
            font-weight: 800;
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 4px;
            margin-left: auto;
        }

        .main-nav a {
            display: inline-block;
            padding: 9px 18px;
            font-size: 15px;
            font-weight: 500;
            color: var(--text-muted);
            border-radius: 30px;
            transition: var(--transition);
            white-space: nowrap;
        }

        .main-nav a:hover {
            color: var(--primary);
            background: rgba(30, 74, 59, 0.06);
        }

        .main-nav a.active {
            color: var(--white);
            background: var(--gradient-main);
            font-weight: 600;
            box-shadow: 0 4px 14px rgba(30, 74, 59, 0.25);
        }

        .nav-tools {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-left: 12px;
        }

        .nav-search {
            position: relative;
        }

        .nav-search input {
            width: 180px;
            height: 40px;
            padding: 0 38px 0 16px;
            border-radius: 30px;
            border: 1px solid var(--border);
            background: #f5f2ec;
            font-size: 14px;
            transition: var(--transition);
        }

        .nav-search input:focus {
            border-color: var(--accent);
            background: var(--white);
            width: 220px;
            box-shadow: 0 0 0 3px rgba(200, 167, 106, 0.15);
        }

        .nav-search i {
            position: absolute;
            right: 14px;
            top: 50%;
            transform: translateY(-50%);
            color: var(--text-muted);
            font-size: 14px;
            pointer-events: none;
        }

        .nav-btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            height: 42px;
            padding: 0 22px;
            border-radius: 30px;
            font-size: 14px;
            font-weight: 600;
            cursor: pointer;
            transition: var(--transition);
            border: none;
        }

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

        .btn-outline:hover {
            border-color: var(--primary);
            color: var(--primary);
            background: rgba(30, 74, 59, 0.04);
        }

        .btn-primary-nav {
            background: var(--gradient-main);
            color: var(--white);
            box-shadow: 0 4px 14px rgba(30, 74, 59, 0.25);
        }

        .btn-primary-nav:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(30, 74, 59, 0.3);
        }

        .mobile-menu-btn {
            display: none;
            width: 44px;
            height: 44px;
            border-radius: 12px;
            border: 1px solid var(--border);
            background: var(--white);
            color: var(--primary);
            font-size: 18px;
            cursor: pointer;
            align-items: center;
            justify-content: center;
        }

        /* ========== 闪购条 ========== */
        .flash-bar {
            background: var(--gradient-gold);
            padding: 10px 0;
            color: #3a2c10;
            font-weight: 600;
            position: relative;
            overflow: hidden;
        }

        .flash-bar-inner {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 14px;
            flex-wrap: wrap;
            font-size: 14px;
        }

        .flash-bar .flash-icon {
            font-size: 18px;
            animation: pulse 1.5s infinite;
        }

        .flash-countdown {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(0, 0, 0, 0.12);
            padding: 4px 12px;
            border-radius: 20px;
            font-weight: 700;
        }

        .flash-countdown .time-box {
            background: #2a1e0a;
            color: #fff;
            font-size: 13px;
            font-weight: 700;
            padding: 2px 7px;
            border-radius: 6px;
            min-width: 27px;
            text-align: center;
            font-variant-numeric: tabular-nums;
        }

        @keyframes pulse {
            0%,
            100% {
                transform: scale(1);
                opacity: 1;
            }
            50% {
                transform: scale(1.15);
                opacity: 0.8;
            }
        }

        /* ========== Hero ========== */
        .hero {
            background: var(--gradient-main);
            color: var(--white);
            padding: 80px 0 70px;
            position: relative;
            overflow: hidden;
        }

        .hero::before {
            content: "";
            position: absolute;
            top: -120px;
            right: -120px;
            width: 420px;
            height: 420px;
            border-radius: 50%;
            background: rgba(200, 167, 106, 0.08);
            z-index: 0;
        }

        .hero::after {
            content: "";
            position: absolute;
            bottom: -80px;
            left: -80px;
            width: 300px;
            height: 300px;
            border-radius: 50%;
            background: rgba(43, 107, 83, 0.18);
            z-index: 0;
        }

        .hero .container {
            position: relative;
            z-index: 1;
        }

        .hero-grid {
            display: grid;
            grid-template-columns: 1.1fr 0.9fr;
            gap: 50px;
            align-items: center;
        }

        .hero-tag {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 255, 255, 0.12);
            border: 1px solid rgba(255, 255, 255, 0.2);
            padding: 7px 16px;
            border-radius: 30px;
            font-size: 13px;
            font-weight: 500;
            color: var(--accent-light);
            margin-bottom: 22px;
        }

        .hero-title {
            font-size: 44px;
            font-weight: 800;
            line-height: 1.25;
            margin-bottom: 18px;
            letter-spacing: 1px;
        }

        .hero-title span {
            background: var(--gradient-gold);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .hero-desc {
            font-size: 16px;
            color: rgba(255, 255, 255, 0.78);
            margin-bottom: 28px;
            max-width: 520px;
            line-height: 1.85;
        }

        .hero-badges {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
            margin-bottom: 32px;
        }

        .mini-badge {
            background: rgba(255, 255, 255, 0.1);
            border: 1px solid rgba(255, 255, 255, 0.18);
            padding: 8px 18px;
            border-radius: 30px;
            font-size: 13px;
            font-weight: 600;
            display: flex;
            align-items: center;
            gap: 8px;
            backdrop-filter: blur(6px);
        }

        .mini-badge i {
            color: var(--accent);
        }

        .hero-btns {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }

        .btn-hero {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            height: 52px;
            padding: 0 32px;
            border-radius: 30px;
            font-size: 15px;
            font-weight: 700;
            border: none;
            cursor: pointer;
            transition: var(--transition);
        }

        .btn-hero-primary {
            background: var(--gradient-gold);
            color: #2a1e0a;
            box-shadow: 0 8px 24px rgba(200, 167, 106, 0.35);
        }

        .btn-hero-primary:hover {
            transform: translateY(-3px);
            box-shadow: 0 12px 32px rgba(200, 167, 106, 0.45);
        }

        .btn-hero-ghost {
            background: transparent;
            border: 1px solid rgba(255, 255, 255, 0.4);
            color: var(--white);
        }

        .btn-hero-ghost:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: rgba(255, 255, 255, 0.7);
        }

        /* Hero 商品卡 */
        .hero-product-card {
            background: rgba(255, 255, 255, 0.08);
            border: 1px solid rgba(255, 255, 255, 0.15);
            border-radius: var(--radius-lg);
            padding: 30px;
            backdrop-filter: blur(10px);
            position: relative;
            box-shadow: 0 20px 50px rgba(0, 0, 0, 0.2);
        }

        .product-ribbon {
            position: absolute;
            top: -14px;
            right: 22px;
            background: var(--gradient-gold);
            color: #2a1e0a;
            font-size: 12px;
            font-weight: 700;
            padding: 5px 18px;
            border-radius: 20px;
            letter-spacing: 1px;
            box-shadow: 0 3px 12px rgba(200, 167, 106, 0.4);
        }

        .product-card-label {
            font-size: 12px;
            text-transform: uppercase;
            letter-spacing: 2px;
            color: var(--accent-light);
            margin-bottom: 6px;
        }

        .product-card-title {
            font-size: 26px;
            font-weight: 800;
            margin-bottom: 10px;
            line-height: 1.35;
        }

        .product-card-desc {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.75);
            margin-bottom: 16px;
            line-height: 1.7;
        }

        .product-includes {
            list-style: none;
            margin: 0 0 20px;
        }

        .product-includes li {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.85);
            padding: 5px 0;
        }

        .product-includes li i {
            color: var(--accent);
            font-size: 12px;
            width: 18px;
            text-align: center;
        }

        .product-price-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 20px;
            padding-top: 16px;
            border-top: 1px solid rgba(255, 255, 255, 0.12);
        }

        .product-price-old {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.5);
            text-decoration: line-through;
            margin-left: 6px;
        }

        .product-price-now {
            font-size: 28px;
            font-weight: 800;
            color: var(--accent-light);
        }

        .product-price-now small {
            font-size: 14px;
            font-weight: 600;
            margin-right: 2px;
        }

        .btn-buy {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            width: 100%;
            height: 48px;
            border-radius: 30px;
            background: var(--gradient-gold);
            border: none;
            color: #2a1e0a;
            font-size: 15px;
            font-weight: 700;
            cursor: pointer;
            transition: var(--transition);
        }

        .btn-buy:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(200, 167, 106, 0.4);
        }

        /* ========== 指标看板 ========== */
        .stats-section {
            padding: 70px 0;
            background: var(--white);
            border-bottom: 1px solid var(--border);
        }

        .section-label {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            font-weight: 700;
            letter-spacing: 2px;
            color: var(--accent-dark);
            text-transform: uppercase;
            margin-bottom: 8px;
        }

        .section-title {
            font-size: 32px;
            font-weight: 800;
            line-height: 1.3;
            margin-bottom: 14px;
            color: var(--text);
        }

        .section-desc {
            font-size: 15px;
            color: var(--text-muted);
            max-width: 600px;
            line-height: 1.8;
            margin-bottom: 36px;
        }

        .section-head-center {
            text-align: center;
        }

        .section-head-center .section-desc {
            margin-left: auto;
            margin-right: auto;
        }

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

        .stat-card {
            background: var(--bg);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 32px 26px;
            text-align: center;
            transition: var(--transition);
            position: relative;
            overflow: hidden;
        }

        .stat-card::before {
            content: "";
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 4px;
            background: var(--gradient-gold);
            opacity: 0;
            transition: var(--transition);
        }

        .stat-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-md);
            border-color: transparent;
        }

        .stat-card:hover::before {
            opacity: 1;
        }

        .stat-icon {
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: var(--gradient-main);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent-light);
            font-size: 20px;
            margin: 0 auto 18px;
        }

        .stat-number {
            font-size: 36px;
            font-weight: 800;
            color: var(--primary);
            line-height: 1.2;
            font-variant-numeric: tabular-nums;
        }

        .stat-number em {
            font-style: normal;
            font-size: 18px;
            font-weight: 700;
            color: var(--accent);
            margin-left: 2px;
        }

        .stat-label {
            font-size: 14px;
            color: var(--text-muted);
            margin-top: 6px;
        }

        /* ========== 服务矩阵 ========== */
        .service-section {
            padding: 80px 0;
            background: var(--bg);
        }

        .service-grid {
            display: grid;
            grid-template-columns: 7fr 5fr;
            gap: 24px;
        }

        .service-grid .grid-right {
            display: grid;
            gap: 24px;
        }

        .service-card {
            background: var(--white);
            border-radius: var(--radius-md);
            border: 1px solid var(--border);
            padding: 32px;
            transition: var(--transition);
            position: relative;
            overflow: hidden;
        }

        .service-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-4px);
        }

        .service-card-lg {
            background: var(--gradient-main);
            color: var(--white);
            border: none;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }

        .service-card-lg .service-title {
            color: var(--white);
        }

        .service-card-lg .service-desc {
            color: rgba(255, 255, 255, 0.78);
        }

        .service-card-lg .service-tags .tag {
            background: rgba(255, 255, 255, 0.15);
            color: var(--accent-light);
            border: 1px solid rgba(255, 255, 255, 0.2);
        }

        .service-icon {
            width: 60px;
            height: 60px;
            border-radius: 16px;
            background: var(--gradient-gold);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            color: #2a1e0a;
            margin-bottom: 18px;
        }

        .service-card-lg .service-icon {
            background: rgba(255, 255, 255, 0.18);
            color: var(--accent-light);
            border: 1px solid rgba(255, 255, 255, 0.25);
        }

        .service-title {
            font-size: 21px;
            font-weight: 700;
            margin-bottom: 10px;
            color: var(--text);
        }

        .service-desc {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.75;
            margin-bottom: 16px;
        }

        .service-tags {
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
            margin-bottom: 18px;
        }

        .tag {
            display: inline-block;
            padding: 4px 12px;
            border-radius: 16px;
            font-size: 12px;
            font-weight: 500;
            background: rgba(30, 74, 59, 0.06);
            color: var(--primary);
            border: 1px solid rgba(30, 74, 59, 0.1);
        }

        .service-more {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 14px;
            font-weight: 600;
            color: var(--primary);
        }

        .service-more:hover {
            gap: 10px;
            color: var(--accent-dark);
        }

        /* ========== 结果对比 ========== */
        .comparison-section {
            padding: 80px 0;
            background: var(--white);
        }

        .comparison-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 0;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-lg);
        }

        .comparison-col {
            padding: 40px 38px;
        }

        .comparison-col.bad {
            background: #faf3f0;
            border-right: 2px solid var(--border);
        }

        .comparison-col.good {
            background: var(--bg);
        }

        .comparison-col-title {
            font-size: 22px;
            font-weight: 700;
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 26px;
        }

        .comparison-col.bad .comparison-col-title {
            color: var(--danger);
        }

        .comparison-col.good .comparison-col-title {
            color: var(--primary);
        }

        .comparison-item {
            display: flex;
            gap: 12px;
            padding: 14px 0;
            border-bottom: 1px solid rgba(0, 0, 0, 0.05);
            font-size: 14px;
            line-height: 1.6;
            align-items: flex-start;
        }

        .comparison-item:last-child {
            border-bottom: none;
        }

        .comparison-item i {
            margin-top: 4px;
            font-size: 14px;
            flex-shrink: 0;
        }

        .comparison-col.bad .comparison-item i {
            color: var(--danger);
        }

        .comparison-col.good .comparison-item i {
            color: var(--success);
        }

        .comparison-item strong {
            font-weight: 600;
            margin-right: 4px;
        }

        /* ========== FAQ ========== */
        .faq-section {
            padding: 80px 0;
            background: var(--bg);
        }

        .faq-wrap {
            max-width: 800px;
            margin: 0 auto;
        }

        .accordion {
            background: transparent;
            border: none;
        }

        .accordion-item {
            background: var(--white);
            border: 1px solid var(--border) !important;
            border-radius: 16px;
            margin-bottom: 16px;
            overflow: hidden;
            transition: var(--transition);
        }

        .accordion-item:hover {
            box-shadow: var(--shadow-md);
            border-color: transparent;
        }

        .accordion-item.is-active {
            box-shadow: var(--shadow-md);
            border-color: var(--accent) !important;
        }

        .accordion-title {
            background: transparent !important;
            font-size: 16px !important;
            font-weight: 600 !important;
            color: var(--text) !important;
            padding: 20px 24px !important;
            border-bottom: 1px solid transparent;
            position: relative;
            line-height: 1.5;
        }

        .accordion-item.is-active .accordion-title {
            border-bottom-color: var(--border);
            color: var(--primary) !important;
        }

        .accordion-title::before {
            color: var(--accent) !important;
            font-size: 18px !important;
        }

        .accordion-content {
            background: transparent !important;
            padding: 20px 24px !important;
            color: var(--text-muted);
            font-size: 14px;
            line-height: 1.85;
            border-bottom-left-radius: 16px;
            border-bottom-right-radius: 16px;
        }

        /* ========== 转化表单 ========== */
        .cta-form-section {
            padding: 90px 0;
            background: var(--gradient-main);
            color: var(--white);
            position: relative;
            overflow: hidden;
        }

        .cta-form-section::before {
            content: "";
            position: absolute;
            top: -100px;
            left: 50%;
            transform: translateX(-50%);
            width: 700px;
            height: 300px;
            background: radial-gradient(ellipse, rgba(200, 167, 106, 0.15), transparent 70%);
        }

        .cta-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 50px;
            align-items: center;
        }

        .cta-info h2 {
            font-size: 32px;
            font-weight: 800;
            margin-bottom: 16px;
            line-height: 1.35;
        }

        .cta-info p {
            font-size: 15px;
            color: rgba(255, 255, 255, 0.75);
            line-height: 1.8;
            margin-bottom: 20px;
        }

        .cta-info-list {
            list-style: none;
            margin: 0;
        }

        .cta-info-list li {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 7px 0;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.85);
        }

        .cta-info-list li i {
            color: var(--accent);
            width: 20px;
            text-align: center;
        }

        .form-card {
            background: var(--white);
            border-radius: var(--radius-lg);
            padding: 38px;
            box-shadow: 0 30px 60px rgba(0, 0, 0, 0.2);
        }

        .form-card h3 {
            font-size: 22px;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 6px;
        }

        .form-card .form-sub {
            font-size: 13px;
            color: var(--text-muted);
            margin-bottom: 24px;
        }

        .form-group {
            margin-bottom: 18px;
        }

        .form-group label {
            display: block;
            font-size: 13px;
            font-weight: 600;
            color: var(--text);
            margin-bottom: 6px;
        }

        .form-group input,
        .form-group select,
        .form-group textarea {
            width: 100%;
            height: 48px;
            border: 1px solid var(--border);
            border-radius: 12px;
            padding: 0 16px;
            font-size: 14px;
            background: var(--bg);
            transition: var(--transition);
        }

        .form-group textarea {
            height: 90px;
            padding: 12px 16px;
            resize: vertical;
        }

        .form-group input:focus,
        .form-group select:focus,
        .form-group textarea:focus {
            border-color: var(--accent);
            background: var(--white);
            box-shadow: 0 0 0 4px rgba(200, 167, 106, 0.12);
        }

        .form-group select {
            cursor: pointer;
        }

        .form-submit {
            width: 100%;
            height: 52px;
            border-radius: 30px;
            background: var(--gradient-main);
            color: var(--white);
            font-size: 16px;
            font-weight: 700;
            border: none;
            cursor: pointer;
            transparent: var(--transition);
            margin-top: 6px;
        }

        .form-submit:hover {
            transform: translateY(-2px);
            box-shadow: 0 12px 28px rgba(30, 74, 59, 0.3);
        }

        .form-privacy {
            font-size: 12px;
            color: var(--text-muted);
            text-align: center;
            margin-top: 14px;
        }

        .form-success-msg {
            display: none;
            text-align: center;
            padding: 30px 20px;
        }

        .form-success-msg .success-icon {
            font-size: 52px;
            color: var(--success);
            margin-bottom: 12px;
        }

        .form-success-msg h4 {
            font-size: 18px;
            color: var(--text);
            margin-bottom: 8px;
        }

        .form-success-msg p {
            font-size: 14px;
            color: var(--text-muted);
        }

        /* ========== 页脚 ========== */
        .site-footer {
            background: #0f1d18;
            color: rgba(255, 255, 255, 0.7);
            padding: 60px 0 0;
            font-size: 14px;
        }

        .footer-inner {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 40px;
            padding-bottom: 40px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }

        .footer-brand .brand-name {
            font-size: 24px;
            font-weight: 800;
            color: #fff;
            margin-bottom: 10px;
        }

        .footer-brand .brand-name em {
            font-style: normal;
            color: var(--accent);
        }

        .footer-brand p {
            font-size: 14px;
            line-height: 1.8;
            margin-bottom: 18px;
            color: rgba(255, 255, 255, 0.6);
            max-width: 360px;
        }

        .footer-social {
            display: flex;
            gap: 10px;
        }

        .footer-social a {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.08);
            display: flex;
            align-items: center;
            justify-content: center;
            color: rgba(255, 255, 255, 0.7);
            font-size: 16px;
            transition: var(--transition);
        }

        .footer-social a:hover {
            background: var(--accent);
            color: #0f1d18;
            transform: translateY(-3px);
        }

        .footer-col h4 {
            font-size: 16px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 16px;
        }

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

        .footer-col ul li {
            padding: 5px 0;
        }

        .footer-col ul li a {
            color: rgba(255, 255, 255, 0.6);
            font-size: 14px;
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

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

        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 20px 0;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.35);
        }

        /* ========== 响应式 ========== */
        @media (max-width: 1024px) {
            .hero-grid {
                grid-template-columns: 1fr;
                gap: 40px;
            }

            .hero-title {
                font-size: 34px;
            }

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

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

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

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

            .header-inner {
                flex-wrap: wrap;
                height: auto;
                padding: 14px 0;
            }

            .nav-tools {
                order: 3;
                width: 100%;
                justify-content: flex-end;
            }
        }

        @media (max-width: 768px) {
            .main-nav {
                overflow-x: auto;
                -webkit-overflow-scrolling: touch;
                gap: 4px;
                width: 100%;
                order: 4;
                padding-bottom: 10px;
            }

            .main-nav a {
                padding: 8px 14px;
                font-size: 14px;
                white-space: nowrap;
            }

            .nav-tools {
                width: auto;
            }

            .nav-search input {
                width: 130px;
            }

            .nav-search input:focus {
                width: 160px;
            }

            .mobile-menu-btn {
                display: flex;
            }

            .hero {
                padding: 50px 0;
            }

            .hero-title {
                font-size: 28px;
            }

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

            .stat-card {
                padding: 22px 16px;
            }

            .stat-number {
                font-size: 28px;
            }

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

            .comparison-col.bad {
                border-right: none;
                border-bottom: 2px solid var(--border);
            }

            .comparison-col {
                padding: 30px 24px;
            }

            .cta-info h2 {
                font-size: 26px;
            }

            .form-card {
                padding: 26px 20px;
            }

            .footer-inner {
                grid-template-columns: 1fr;
                gap: 30px;
            }

            .footer-bottom {
                flex-direction: column;
                gap: 6px;
                text-align: center;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 18px;
            }

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

            .hero-btns {
                flex-direction: column;
            }

            .hero-btns .btn-hero {
                width: 100%;
                justify-content: center;
            }

            .flash-bar-inner {
                font-size: 13px;
                padding: 4px 10px;
            }

            .product-card-title {
                font-size: 21px;
            }

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

            .nav-logo {
                font-size: 16px;
            }

            .nav-logo .logo-icon {
                width: 32px;
                height: 32px;
                font-size: 14px;
            }

            .nav-tools {
                display: none;
            }
        }

/* roulang page: category3 */
:root {
  --brand-primary: #8b5e3c;
  --brand-secondary: #d4a574;
  --brand-accent: #c9813c;
  --brand-deep: #2a2118;
  --bg-light: #faf6f1;
  --bg-deep: #201811;
  --bg-card: #ffffff;
  --text-main: #2b221a;
  --text-soft: #7a6a5a;
  --border-subtle: #eee4d9;
  --radius-lg: 24px;
  --radius-md: 16px;
  --radius-sm: 10px;
  --shadow-card: 0 12px 40px rgba(60, 40, 20, .08);
  --shadow-hover: 0 18px 50px rgba(60, 40, 20, .14);
  --gradient-brand: linear-gradient(135deg, #6b3f23 0%, #a06a3e 50%, #d3a05e 100%);
  --gradient-cta: linear-gradient(135deg, #c9813c 0%, #e0a860 100%);
  --spacing-section: 84px;
  --transition: all .3s cubic-bezier(.25, .8, .25, 1);
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Source Han Sans SC", sans-serif;
  line-height: 1.7;
  background: var(--bg-light);
  color: var(--text-main);
  -webkit-font-smoothing: antialiased;
}
img, svg, video { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; transition: var(--transition); }
ul, ol { list-style: none; margin: 0; padding: 0; }
button, input, select, textarea { font-family: inherit; font-size: inherit; outline: none; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }

/* ===== 按钮 ===== */
.btn-primary,
.btn-buy,
.btn-header,
.btn-ghost {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 32px;
  border-radius: 999px;
  font-size: 15px;
  font-weight: 600;
  letter-spacing: .5px;
  border: none;
  cursor: pointer;
  transition: var(--transition);
  line-height: 1.2;
}
.btn-primary {
  background: var(--gradient-cta);
  color: #fff;
  box-shadow: 0 10px 30px rgba(201, 129, 60, .35);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 14px 40px rgba(201, 129, 60, .45); }
.btn-buy {
  background: var(--gradient-brand);
  color: #fff;
  width: 100%;
  box-shadow: 0 8px 24px rgba(90, 56, 30, .3);
}
.btn-buy:hover { transform: translateY(-2px); box-shadow: 0 12px 32px rgba(90, 56, 30, .4); }
.btn-ghost {
  background: transparent;
  color: #fff;
  border: 1.5px solid rgba(255, 255, 255, .6);
  backdrop-filter: blur(4px);
}
.btn-ghost:hover { background: rgba(255, 255, 255, .12); border-color: #fff; }
.btn-header {
  background: var(--gradient-cta);
  color: #fff;
  padding: 10px 22px;
  font-size: 14px;
  box-shadow: 0 4px 16px rgba(201, 129, 60, .25);
  white-space: nowrap;
}
.btn-header:hover { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(201, 129, 60, .35); }

/* ===== 徽章/标签 ===== */
.badge-sale {
  position: absolute;
  top: 18px;
  left: 18px;
  background: linear-gradient(135deg, #e74c3c, #ff7854);
  color: #fff;
  font-size: 13px;
  font-weight: 700;
  padding: 6px 16px;
  border-radius: 30px;
  z-index: 2;
  box-shadow: 0 6px 18px rgba(231, 76, 60, .4);
  letter-spacing: 1px;
}
.save-tag {
  background: #fdeef0;
  color: #e04848;
  font-size: 12px;
  font-weight: 600;
  padding: 3px 12px;
  border-radius: 20px;
  margin-left: 10px;
}
.tag-chip {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  background: #f6efe7;
  color: var(--brand-primary);
  font-size: 13px;
  font-weight: 600;
  padding: 6px 14px;
  border-radius: 20px;
}

/* ===== Header / Nav ===== */
.site-header {
  background: rgba(255, 255, 255, .92);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(230, 220, 210, .6);
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: 0 4px 30px rgba(40, 30, 20, .04);
}
.header-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  min-height: 72px;
  flex-wrap: nowrap;
}
.brand-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}
.brand-icon {
  width: 40px;
  height: 40px;
  border-radius: 12px;
  background: var(--gradient-brand);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 18px;
  box-shadow: 0 6px 16px rgba(90, 56, 30, .3);
}
.brand-text {
  font-size: 17px;
  font-weight: 800;
  color: var(--brand-deep);
  letter-spacing: .5px;
  white-space: nowrap;
}
.brand-text em { font-style: normal; color: var(--brand-accent); }
.main-nav {
  display: flex;
  align-items: center;
  gap: 6px;
  flex: 1;
  justify-content: center;
}
.main-nav a {
  padding: 8px 16px;
  border-radius: 30px;
  font-size: 14px;
  font-weight: 500;
  color: #4c4034;
  transition: var(--transition);
  white-space: nowrap;
}
.main-nav a:hover {
  background: #f5ede4;
  color: var(--brand-primary);
}
.main-nav a.active {
  background: var(--gradient-brand);
  color: #fff;
  font-weight: 600;
  box-shadow: 0 4px 14px rgba(90, 56, 30, .3);
}
.header-actions {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-shrink: 0;
}
.header-search {
  position: relative;
  display: flex;
  align-items: center;
}
.header-search input {
  width: 170px;
  height: 38px;
  border: 1px solid #e5dacf;
  border-radius: 30px;
  padding: 0 40px 0 16px;
  font-size: 13px;
  background: #fbf8f5;
  transition: var(--transition);
}
.header-search input:focus {
  border-color: var(--brand-accent);
  box-shadow: 0 0 0 3px rgba(201, 129, 60, .12);
  width: 210px;
}
.header-search i {
  position: absolute;
  right: 14px;
  color: #b0a294;
  font-size: 14px;
  pointer-events: none;
}
.nav-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 22px;
  color: var(--brand-deep);
  cursor: pointer;
  padding: 6px;
}

/* ===== Hero 秒杀闪购 ===== */
.hero-flash {
  background: var(--bg-deep) radial-gradient(1200px 500px at 80% -10%, rgba(160, 106, 62, .35), transparent 60%);
  position: relative;
  overflow: hidden;
  padding-bottom: 70px;
}
.hero-flash::before {
  content: '';
  position: absolute;
  top: -120px;
  right: -80px;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(211, 160, 94, .18), transparent 65%);
  border-radius: 50%;
  pointer-events: none;
}
.flash-banner {
  background: linear-gradient(90deg, #e2574c 0%, #ff7a54 60%, #f0a05a 100%);
  color: #fff;
  font-size: 14px;
  font-weight: 600;
  padding: 12px 0;
  position: relative;
  overflow: hidden;
}
.flash-banner-inner {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  justify-content: center;
}
.flash-banner-inner p { margin: 0; letter-spacing: .3px; }
.flash-banner-inner .flash-fire { font-size: 18px; }
.countdown {
  display: flex;
  align-items: center;
  gap: 6px;
  font-weight: 700;
  font-size: 14px;
}
.count-box {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  background: rgba(255, 255, 255, .2);
  backdrop-filter: blur(4px);
  border-radius: 10px;
  padding: 3px 10px;
  min-width: 48px;
  font-size: 12px;
}
.count-box b {
  font-size: 18px;
  line-height: 1.2;
}
.countdown > i {
  font-style: normal;
  font-size: 14px;
  opacity: .7;
}
.hero-main { padding-top: 60px; }
.hero-tag {
  display: inline-block;
  background: rgba(255, 255, 255, .1);
  border: 1px solid rgba(255, 255, 255, .25);
  color: #eac98a;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 2px;
  padding: 8px 18px;
  border-radius: 30px;
  margin-bottom: 22px;
  text-transform: uppercase;
}
.hero-flash h1 {
  color: #fff;
  font-size: 42px;
  line-height: 1.3;
  font-weight: 800;
  margin: 0 0 18px;
  letter-spacing: .5px;
}
.hero-flash h1 br { display: none; }
.hero-sub {
  color: rgba(255, 255, 255, .82);
  font-size: 16px;
  max-width: 520px;
  margin: 0 0 30px;
  line-height: 1.8;
}
.hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-bottom: 28px;
}
.hero-meta {
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
}
.hero-meta span {
  color: rgba(255, 255, 255, .75);
  font-size: 13px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.hero-meta i { color: #eac98a; }

/* 主推商品卡 */
.flash-product-card {
  background: #fff;
  border-radius: var(--radius-lg);
  box-shadow: 0 20px 60px rgba(0, 0, 0, .35);
  overflow: hidden;
  position: relative;
  max-width: 420px;
  margin-left: auto;
  transition: var(--transition);
}
.flash-product-card:hover { transform: translateY(-6px); box-shadow: 0 28px 70px rgba(0, 0, 0, .4); }
.product-img {
  background: linear-gradient(135deg, #6b3f23, #a06a3e 40%, #d3a05e);
  height: 200px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255, 255, 255, .9);
  font-size: 64px;
  position: relative;
}
.product-img::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 50%, rgba(0, 0, 0, .25));
}
.product-img span {
  position: absolute;
  bottom: 16px;
  left: 20px;
  color: #fff;
  font-weight: 700;
  font-size: 15px;
  letter-spacing: 2px;
  z-index: 1;
}
.product-info { padding: 24px; }
.product-info h3 { font-size: 20px; margin: 0 0 6px; color: var(--brand-deep); }
.product-info p { font-size: 13px; color: var(--text-soft); margin: 0 0 14px; line-height: 1.6; }
.product-price {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}
.product-price b { font-size: 28px; color: #e04848; font-weight: 800; }
.product-price del { color: #b0a294; font-size: 14px; }
.product-meta {
  display: flex;
  gap: 14px;
  margin-bottom: 18px;
  font-size: 12px;
  color: var(--text-soft);
}
.product-meta span { display: inline-flex; align-items: center; gap: 5px; }

/* ===== 指标看板 ===== */
.stats-section {
  padding: 70px 0;
  background: #fff;
  border-bottom: 1px solid var(--border-subtle);
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.stat-card {
  text-align: center;
  padding: 36px 20px;
  border-radius: var(--radius-md);
  background: linear-gradient(160deg, #fbf7f3, #f4ede5);
  border: 1px solid #f1e7dc;
  position: relative;
  overflow: hidden;
  transition: var(--transition);
}
.stat-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--gradient-brand);
  opacity: .6;
}
.stat-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-card);
}
.stat-icon {
  width: 52px;
  height: 52px;
  margin: 0 auto 14px;
  border-radius: 16px;
  background: var(--gradient-brand);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  box-shadow: 0 8px 20px rgba(90, 56, 30, .25);
}
.stat-num {
  font-size: 34px;
  font-weight: 800;
  color: var(--brand-deep);
  line-height: 1.2;
  margin-bottom: 4px;
}
.stat-num span { color: var(--brand-accent); }
.stat-label { font-size: 14px; color: var(--text-soft); letter-spacing: .5px; }

/* ===== 板块通用 ===== */
.section-block { padding: var(--spacing-section) 0; }
.section-head {
  max-width: 680px;
  margin-bottom: 44px;
}
.section-head.center { margin-left: auto; margin-right: auto; text-align: center; }
.section-head .section-eyebrow {
  display: inline-block;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 2px;
  color: var(--brand-accent);
  text-transform: uppercase;
  margin-bottom: 10px;
}
.section-head h2 {
  font-size: 32px;
  font-weight: 800;
  color: var(--brand-deep);
  margin: 0 0 12px;
  line-height: 1.3;
  letter-spacing: .5px;
}
.section-head p {
  font-size: 15px;
  color: var(--text-soft);
  margin: 0;
  line-height: 1.8;
}

/* ===== 服务矩阵 ===== */
.services-section { background: var(--bg-light); }
.service-feature {
  background: var(--gradient-brand);
  border-radius: var(--radius-lg);
  padding: 36px;
  color: #fff;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  position: relative;
  overflow: hidden;
  box-shadow: 0 14px 40px rgba(90, 56, 30, .25);
}
.service-feature::after {
  content: '';
  position: absolute;
  right: -40px;
  bottom: -40px;
  width: 160px;
  height: 160px;
  background: rgba(255, 255, 255, .08);
  border-radius: 50%;
}
.service-feature .feature-icon {
  width: 60px;
  height: 60px;
  background: rgba(255, 255, 255, .2);
  border-radius: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 26px;
  margin-bottom: 22px;
}
.service-feature h3 { font-size: 24px; margin: 0 0 10px; font-weight: 700; }
.service-feature p { font-size: 14px; opacity: .9; line-height: 1.7; margin-bottom: 18px; }
.service-feature .feature-link {
  font-size: 14px;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: #ffe6c4;
}
.service-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.service-card {
  background: #fff;
  border: 1px solid #eee4d9;
  border-radius: var(--radius-md);
  padding: 28px 24px;
  transition: var(--transition);
  position: relative;
}
.service-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
  border-color: transparent;
}
.service-card .s-icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: #f5ede4;
  color: var(--brand-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 19px;
  margin-bottom: 16px;
}
.service-card h4 { font-size: 17px; margin: 0 0 8px; color: var(--brand-deep); font-weight: 700; }
.service-card p { font-size: 13px; color: var(--text-soft); line-height: 1.6; margin: 0 0 14px; }
.service-card .tag-row { display: flex; gap: 8px; flex-wrap: wrap; }
.service-card .tag-row span {
  font-size: 11px;
  background: #f9f4ef;
  color: #8a7463;
  padding: 4px 10px;
  border-radius: 20px;
  font-weight: 500;
}

/* ===== 结果对比 ===== */
.compare-section {
  background: linear-gradient(180deg, #fff 0%, #faf6f1 100%);
}
.compare-wrap {
  display: grid;
  grid-template-columns: 1fr 60px 1fr;
  gap: 12px;
  align-items: stretch;
}
.compare-col {
  border-radius: var(--radius-lg);
  padding: 36px 32px;
  position: relative;
}
.compare-col.traditional {
  background: #f4efe9;
  border: 1px solid #e8dcd0;
}
.compare-col.premium {
  background: #fff;
  border: 1px solid #eee4d9;
  box-shadow: var(--shadow-card);
}
.compare-col h3 {
  font-size: 20px;
  font-weight: 700;
  margin: 0 0 18px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.compare-col.traditional h3 { color: #8a7463; }
.compare-col.premium h3 { color: var(--brand-deep); }
.compare-col ul li {
  display: flex;
  gap: 10px;
  padding: 10px 0;
  font-size: 14px;
  border-bottom: 1px dashed #e0d6ca;
  line-height: 1.6;
  align-items: flex-start;
}
.compare-col ul li:last-child { border-bottom: none; }
.compare-col.traditional ul li i { color: #c0a695; margin-top: 4px; }
.compare-col.premium ul li i { color: #2eaa6b; margin-top: 4px; }
.compare-col p { font-size: 13px; color: var(--text-soft); margin-top: 16px; }
.vs-badge {
  display: flex;
  align-items: center;
  justify-content: center;
}
.vs-badge span {
  background: var(--gradient-brand);
  color: #fff;
  width: 46px;
  height: 46px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  font-weight: 800;
  box-shadow: 0 8px 24px rgba(90, 56, 30, .3);
}

/* ===== FAQ ===== */
.faq-section { background: #fff; }
.faq-list { max-width: 840px; margin: 0 auto; }
.faq-item {
  border: 1px solid #eee4d9;
  border-radius: var(--radius-md);
  margin-bottom: 14px;
  background: #fdfbf9;
  overflow: hidden;
  transition: var(--transition);
}
.faq-item:hover { border-color: #dcc9b4; box-shadow: 0 6px 20px rgba(60, 40, 20, .05); }
.faq-item.open { border-color: var(--brand-accent); box-shadow: 0 8px 24px rgba(201, 129, 60, .1); }
.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 22px 26px;
  cursor: pointer;
  font-size: 15px;
  font-weight: 600;
  color: var(--brand-deep);
  background: none;
  border: none;
  width: 100%;
  text-align: left;
}
.faq-question i {
  color: var(--brand-accent);
  font-size: 18px;
  transition: transform .3s ease;
  flex-shrink: 0;
}
.faq-item.open .faq-question i { transform: rotate(180deg); }
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height .4s ease;
  padding: 0 26px;
  color: var(--text-soft);
  font-size: 14px;
  line-height: 1.8;
}
.faq-item.open .faq-answer { max-height: 320px; padding-bottom: 24px; }

/* ===== 转化表单 ===== */
.contact-section {
  background: var(--bg-deep) radial-gradient(800px 400px at 20% 0%, rgba(160, 106, 62, .4), transparent 60%);
  padding: 90px 0;
}
.contact-card {
  background: #fff;
  border-radius: var(--radius-lg);
  padding: 48px;
  max-width: 800px;
  margin: 0 auto;
  box-shadow: 0 30px 80px rgba(0, 0, 0, .3);
  position: relative;
  overflow: hidden;
}
.contact-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 6px;
  background: var(--gradient-brand);
}
.contact-card h2 { font-size: 28px; font-weight: 800; color: var(--brand-deep); margin: 0 0 6px; }
.contact-card > p { color: var(--text-soft); font-size: 14px; margin: 0 0 30px; }
.contact-form .grid-x { row-gap: 18px; }
.contact-form label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--brand-deep);
  margin-bottom: 6px;
  letter-spacing: .5px;
}
.contact-form .field-control {
  width: 100%;
  height: 46px;
  border: 1.5px solid #e5dacf;
  border-radius: 12px;
  background: #fbf8f5;
  padding: 0 16px;
  font-size: 14px;
  color: var(--text-main);
  transition: var(--transition);
}
.contact-form textarea.field-control {
  height: auto;
  min-height: 90px;
  padding: 14px 16px;
  resize: vertical;
}
.contact-form .field-control:focus {
  border-color: var(--brand-accent);
  box-shadow: 0 0 0 4px rgba(201, 129, 60, .12);
  background: #fff;
}
.contact-form .field-control::placeholder { color: #bfb0a0; }
.form-submit-row {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-top: 24px;
  flex-wrap: wrap;
}
.form-note {
  font-size: 12px;
  color: #a89482;
  display: flex;
  align-items: center;
  gap: 6px;
}
.form-success {
  display: none;
  background: #eafaf0;
  border: 1px solid #b7e3c8;
  color: #1f7a4d;
  border-radius: 12px;
  padding: 14px 18px;
  font-size: 14px;
  font-weight: 500;
  margin-top: 20px;
}
.form-success.show { display: flex; align-items: center; gap: 8px; }

/* ===== 页脚 ===== */
.site-footer {
  background: #1c1510;
  color: #a59686;
  padding: 60px 0 0;
}
.site-footer .container { max-width: 1200px; }
.footer-inner {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255, 255, 255, .08);
}
.footer-brand .brand-name {
  font-size: 22px;
  font-weight: 800;
  color: #fff;
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.footer-brand .brand-name em { font-style: normal; color: #d3a05e; }
.footer-brand p { font-size: 13px; line-height: 1.8; max-width: 340px; }
.footer-social { display: flex; gap: 12px; margin-top: 18px; }
.footer-social a {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  background: rgba(255, 255, 255, .08);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #a59686;
  font-size: 16px;
  transition: var(--transition);
}
.footer-social a:hover {
  background: var(--brand-accent);
  color: #fff;
  transform: translateY(-3px);
}
.footer-col h4 {
  color: #fff;
  font-size: 15px;
  font-weight: 600;
  margin: 0 0 18px;
  letter-spacing: 1px;
}
.footer-col ul li { margin-bottom: 10px; }
.footer-col ul li a {
  font-size: 13px;
  color: #a59686;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: var(--transition);
}
.footer-col ul li a:hover { color: #eac98a; padding-left: 4px; }
.footer-col ul li a i { width: 16px; color: #8a7664; }
.footer-bottom {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 20px 0;
  font-size: 12px;
  color: #6e5f52;
  flex-wrap: wrap;
}

/* ===== 响应式 ===== */
@media (max-width: 1024px) {
  .header-row { flex-wrap: wrap; }
  .header-search input { width: 120px; }
  .header-search input:focus { width: 140px; }
  .hero-flash h1 { font-size: 34px; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 16px; }
  .service-grid { gap: 14px; }
  .compare-wrap { grid-template-columns: 1fr; gap: 16px; }
  .vs-badge span { transform: rotate(90deg); }
  .footer-inner { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
  :root { --spacing-section: 56px; }
  .site-header { position: relative; }
  .header-row { min-height: 64px; gap: 12px; }
  .main-nav {
    display: none;
    position: absolute;
    top: 64px;
    left: 0;
    right: 0;
    background: #fff;
    flex-direction: column;
    align-items: stretch;
    padding: 16px 20px;
    gap: 4px;
    border-bottom: 1px solid #eee4d9;
    box-shadow: 0 16px 40px rgba(0, 0, 0, .08);
    z-index: 999;
  }
  .main-nav.open { display: flex; }
  .main-nav a { padding: 12px 16px; border-radius: 12px; }
  .header-actions .header-search { display: none; }
  .nav-toggle { display: block; }
  .header-actions .btn-header { padding: 9px 16px; font-size: 13px; }
  .hero-flash { padding-bottom: 50px; }
  .hero-main { padding-top: 40px; }
  .hero-flash h1 { font-size: 28px; }
  .hero-flash h1 br { display: inline; }
  .hero-sub { font-size: 14px; }
  .flash-product-card { max-width: 100%; margin: 30px 0 0; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .stat-num { font-size: 28px; }
  .service-grid { grid-template-columns: 1fr; }
  .service-feature { padding: 28px; }
  .compare-col { padding: 26px 20px; }
  .contact-card { padding: 32px 24px; }
  .section-head h2 { font-size: 26px; }
  .footer-inner { grid-template-columns: 1fr; gap: 30px; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .form-submit-row { flex-direction: column; align-items: stretch; }
}
@media (max-width: 520px) {
  .container { padding: 0 16px; }
  .brand-text { font-size: 14px; }
  .brand-icon { width: 34px; height: 34px; font-size: 15px; }
  .header-actions .btn-header { display: none; }
  .hero-flash h1 { font-size: 24px; }
  .hero-actions { flex-direction: column; }
  .hero-actions .btn-primary, .hero-actions .btn-ghost { width: 100%; }
  .stats-grid { grid-template-columns: 1fr 1fr; gap: 12px; }
  .stat-card { padding: 24px 14px; }
  .stat-num { font-size: 24px; }
  .stat-icon { width: 42px; height: 42px; font-size: 18px; }
  .section-head h2 { font-size: 22px; }
  .contact-card { padding: 26px 18px; }
  .product-price b { font-size: 24px; }
  .flash-banner-inner { font-size: 12px; gap: 8px; }
  .count-box { min-width: 40px; padding: 2px 6px; }
  .count-box b { font-size: 15px; }
}

/* roulang page: category3 */
/* ===== 设计变量 ===== */
:root {
  --primary: #b0884f;
  --primary-dark: #8c6633;
  --primary-light: #e3cba4;
  --gold: #d4a244;
  --deep: #2b211a;
  --deep-soft: #3a2f27;
  --cream: #faf6f0;
  --cream-dark: #eee2d0;
  --card: #ffffff;
  --text: #2b211a;
  --muted: #7d6f63;
  --border: #e5d8c7;
  --success: #3d8b5e;
  --danger: #c05a4a;
  --radius-lg: 26px;
  --radius-md: 16px;
  --radius-sm: 10px;
  --shadow-sm: 0 4px 14px rgba(43, 33, 26, 0.06);
  --shadow-md: 0 12px 34px rgba(43, 33, 26, 0.10);
  --shadow-lg: 0 24px 60px rgba(43, 33, 26, 0.16);
  --gradient-brand: linear-gradient(135deg, #b0884f 0%, #d4a244 100%);
  --gradient-deep: linear-gradient(135deg, #241b15 0%, #3a2f27 100%);
  --font-body: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", "Helvetica Neue", Arial, sans-serif;
  --transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

/* ===== 基础重置 ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.75;
  color: var(--text);
  background: var(--cream);
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; transition: var(--transition); }
ul, ol { list-style: none; }
button, input, select, textarea { font-family: inherit; font-size: inherit; line-height: inherit; }
button { border: none; background: none; cursor: pointer; }
:focus-visible { outline: 3px solid rgba(176, 136, 79, 0.5); outline-offset: 2px; }

/* ===== 容器 ===== */
.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 28px;
}

/* ===== 按钮 ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.55rem;
  padding: 0.7rem 1.4rem;
  border-radius: 999px;
  font-weight: 600;
  line-height: 1.4;
  text-align: center;
  transition: var(--transition);
  cursor: pointer;
  border: 2px solid transparent;
  white-space: nowrap;
}
.btn i { font-size: 0.95em; }
.btn-sm { padding: 0.48rem 1.1rem; font-size: 0.9rem; }
.btn-lg { padding: 0.85rem 1.8rem; font-size: 1.05rem; }
.btn-block { width: 100%; }
.btn-primary {
  background: var(--gradient-brand);
  color: #fff;
  border-color: transparent;
  box-shadow: 0 6px 22px rgba(176, 136, 79, 0.35);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 30px rgba(176, 136, 79, 0.45);
  color: #fff;
}
.btn-primary:active { transform: translateY(0); box-shadow: 0 4px 12px rgba(176, 136, 79, 0.3); }
.btn-outline {
  background: transparent;
  color: var(--primary-dark);
  border: 2px solid var(--primary);
}
.btn-outline:hover {
  background: var(--primary);
  color: #fff;
  transform: translateY(-2px);
}
.btn-ghost {
  background: transparent;
  color: var(--text);
  border-color: transparent;
}
.btn-ghost:hover { background: var(--cream-dark); color: var(--primary-dark); }

/* ===== Header / 导航 ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
  box-shadow: 0 2px 10px rgba(43, 33, 26, 0.04);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: 72px;
}
.brand-logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}
.brand-icon {
  width: 42px;
  height: 42px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--gradient-brand);
  color: #fff;
  border-radius: 12px;
  font-size: 1.15rem;
  box-shadow: 0 4px 14px rgba(176, 136, 79, 0.3);
}
.brand-text {
  font-size: 1.18rem;
  font-weight: 700;
  letter-spacing: 0.5px;
  color: var(--text);
  line-height: 1.25;
  white-space: nowrap;
}
.brand-text em {
  font-style: normal;
  color: var(--primary);
  font-weight: 700;
}
.main-nav {
  display: flex;
  align-items: center;
  gap: 6px;
  flex: 1;
  justify-content: center;
}
.main-nav a {
  padding: 0.5rem 1rem;
  border-radius: 999px;
  font-weight: 500;
  font-size: 0.95rem;
  color: var(--text);
  transition: var(--transition);
  position: relative;
  white-space: nowrap;
}
.main-nav a:hover { color: var(--primary); background: rgba(176, 136, 79, 0.08); }
.main-nav a.active {
  color: var(--primary-dark);
  background: rgba(176, 136, 79, 0.12);
  font-weight: 600;
}
.header-tools {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}
.header-search {
  position: relative;
  display: none;
  align-items: center;
}
.header-search input {
  width: 180px;
  padding: 0.5rem 0.9rem 0.5rem 2.2rem;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--cream);
  font-size: 0.85rem;
  transition: var(--transition);
}
.header-search input:focus {
  outline: none;
  border-color: var(--primary);
  background: #fff;
  width: 220px;
  box-shadow: 0 0 0 4px rgba(176, 136, 79, 0.12);
}
.header-search i {
  position: absolute;
  left: 12px;
  font-size: 0.8rem;
  color: var(--muted);
  pointer-events: none;
}
.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: var(--cream);
  color: var(--text);
  font-size: 1.1rem;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}
.nav-toggle:hover { background: var(--cream-dark); }

/* ===== Hero ===== */
.hero {
  position: relative;
  background:
    radial-gradient(ellipse at 20% 20%, rgba(176, 136, 79, 0.18) 0%, transparent 60%),
    radial-gradient(ellipse at 80% 10%, rgba(212, 162, 68, 0.15) 0%, transparent 55%),
    var(--cream);
  overflow: hidden;
}
.flash-bar {
  background: var(--gradient-deep);
  color: #f5e6c8;
  padding: 10px 0;
}
.flash-bar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}
.flash-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--gradient-brand);
  color: #fff;
  font-size: 0.8rem;
  font-weight: 700;
  padding: 0.25rem 0.8rem;
  border-radius: 999px;
  letter-spacing: 1px;
  box-shadow: 0 2px 10px rgba(212, 162, 68, 0.4);
}
.flash-msg {
  font-size: 0.92rem;
  font-weight: 500;
  flex: 1;
  min-width: 180px;
}
.flash-countdown {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.85rem;
  color: #e8d7b5;
}
.cd-label { margin-right: 4px; }
.cd-item {
  background: rgba(255, 255, 255, 0.14);
  border-radius: 8px;
  padding: 0.2rem 0.55rem;
  font-weight: 700;
  color: #fff;
}
.cd-item b { color: var(--gold); font-weight: 800; }
.cd-sep { font-weight: 700; color: rgba(255, 255, 255, 0.5); }

.hero-main {
  padding: 76px 28px 96px;
  position: relative;
}
.hero-copy { padding-right: 28px; }
.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--primary);
  background: rgba(176, 136, 79, 0.12);
  padding: 0.35rem 1rem;
  border-radius: 999px;
  margin-bottom: 22px;
}
.hero h1 {
  font-size: clamp(2rem, 4vw, 3.2rem);
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: 1px;
  margin-bottom: 22px;
  color: var(--text);
}
.hero-desc {
  font-size: 1.05rem;
  color: var(--muted);
  max-width: 520px;
  margin-bottom: 32px;
}
.hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-bottom: 36px;
}
.hero-trust {
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
  font-size: 0.88rem;
  color: var(--muted);
}
.hero-trust i { color: var(--success); margin-right: 5px; }

/* ===== 主推商品卡 ===== */
.deal-card {
  position: relative;
  background: #fff;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  border: 1px solid rgba(176, 136, 79, 0.12);
  transform: translateY(0);
  transition: var(--transition);
}
.deal-card:hover { transform: translateY(-6px); box-shadow: 0 30px 70px rgba(43, 33, 26, 0.2); }
.deal-ribbon {
  position: absolute;
  top: 18px;
  right: -42px;
  transform: rotate(45deg);
  background: var(--gradient-brand);
  color: #fff;
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 1px;
  padding: 0.3rem 3rem;
  box-shadow: 0 4px 12px rgba(176, 136, 79, 0.4);
  z-index: 2;
}
.deal-thumb {
  background: linear-gradient(135deg, #2b211a 0%, #4a3a28 100%);
  min-height: 180px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  color: var(--gold);
  position: relative;
  overflow: hidden;
}
.deal-thumb::before {
  content: "";
  position: absolute;
  top: -40px;
  right: -40px;
  width: 160px;
  height: 160px;
  border: 3px solid rgba(212, 162, 68, 0.2);
  border-radius: 50%;
}
.deal-thumb::after {
  content: "";
  position: absolute;
  bottom: -30px;
  left: -30px;
  width: 120px;
  height: 120px;
  border: 2px solid rgba(255, 255, 255, 0.08);
  border-radius: 50%;
}
.deal-thumb i { font-size: 2.6rem; filter: drop-shadow(0 4px 12px rgba(212, 162, 68, 0.4)); }
.deal-thumb span {
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: 2px;
  color: #f0e2c4;
}
.deal-body { padding: 28px; }
.deal-body h3 { font-size: 1.35rem; font-weight: 700; margin-bottom: 4px; }
.deal-sub { color: var(--muted); font-size: 0.9rem; margin-bottom: 18px; }
.deal-list { margin-bottom: 22px; display: grid; gap: 8px; }
.deal-list li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.92rem;
  color: var(--text);
}
.deal-list i { color: var(--success); flex-shrink: 0; }
.deal-price {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 20px;
  background: var(--cream);
  border-radius: var(--radius-md);
  padding: 14px 18px;
}
.price-now {
  font-size: 1.9rem;
  font-weight: 800;
  color: var(--primary-dark);
}
.price-old {
  font-size: 0.9rem;
  text-decoration: line-through;
  color: var(--muted);
}
.price-save {
  margin-left: auto;
  background: #fdecea;
  color: var(--danger);
  font-size: 0.8rem;
  font-weight: 700;
  padding: 0.25rem 0.7rem;
  border-radius: 999px;
}

/* ===== 统计看板 ===== */
.stats-section {
  padding: 64px 0;
  background: #fff;
  border-bottom: 1px solid var(--border);
}
.stats-grid { row-gap: 20px; }
.stat-card {
  text-align: center;
  padding: 24px 12px;
  border-radius: var(--radius-md);
  transition: var(--transition);
  position: relative;
  background: var(--cream);
  border: 1px solid transparent;
}
.stat-card:hover {
  transform: translateY(-4px);
  border-color: var(--border);
  box-shadow: var(--shadow-md);
}
.stat-num {
  font-size: 2.6rem;
  font-weight: 800;
  line-height: 1.1;
  background: var(--gradient-brand);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.stat-num em {
  font-style: normal;
  font-size: 1.4rem;
  margin-left: 2px;
}
.stat-label {
  font-size: 0.88rem;
  color: var(--muted);
  margin-top: 8px;
}

/* ===== 通用区块 ===== */
.section { padding: 84px 0; }
.section-head {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 52px;
}
.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 2px;
  color: var(--primary);
  background: rgba(176, 136, 79, 0.1);
  padding: 0.35rem 1.1rem;
  border-radius: 999px;
  margin-bottom: 16px;
}
.section-head h2 {
  font-size: clamp(1.7rem, 3vw, 2.4rem);
  font-weight: 800;
  line-height: 1.3;
  margin-bottom: 12px;
  color: var(--text);
}
.section-head p {
  font-size: 1rem;
  color: var(--muted);
}

/* ===== 服务矩阵 ===== */
.services-section {
  background: var(--cream);
}
.services-grid { row-gap: 24px; }
.service-card {
  background: #fff;
  border-radius: var(--radius-lg);
  padding: 30px 24px;
  border: 1px solid rgba(176, 136, 79, 0.1);
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  height: 100%;
  position: relative;
  overflow: hidden;
}
.service-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: var(--gradient-brand);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s ease;
}
.service-card:hover::before { transform: scaleX(1); }
.service-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
  border-color: rgba(176, 136, 79, 0.2);
}
.service-icon {
  width: 56px;
  height: 56px;
  border-radius: 16px;
  background: var(--gradient-brand);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  margin-bottom: 18px;
  box-shadow: 0 6px 18px rgba(176, 136, 79, 0.3);
}
.service-card h3 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 10px;
}
.service-card p {
  font-size: 0.9rem;
  color: var(--muted);
  line-height: 1.7;
}

/* ===== 结果对比 ===== */
.compare-section {
  background: var(--gradient-deep);
  color: #f0e6d8;
}
.compare-section .section-head h2 { color: #f5ead8; }
.compare-section .section-head p { color: rgba(255, 255, 255, 0.65); }
.compare-section .section-tag {
  background: rgba(212, 162, 68, 0.15);
  color: var(--gold);
}
.compare-grid { row-gap: 24px; }
.compare-card {
  border-radius: var(--radius-lg);
  padding: 34px 30px;
  height: 100%;
  transition: var(--transition);
}
.compare-bad {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.1);
}
.compare-good {
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(212, 162, 68, 0.35);
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.2);
}
.compare-card h3 {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 22px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.compare-bad h3 i { color: var(--danger); }
.compare-good h3 i { color: var(--gold); }
.compare-card ul { display: grid; gap: 14px; }
.compare-card li {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  font-size: 0.95rem;
  line-height: 1.65;
  color: rgba(255, 255, 255, 0.85);
}
.compare-bad li i { color: var(--danger); margin-top: 4px; }
.compare-good li i { color: var(--success); margin-top: 4px; }

/* ===== FAQ ===== */
.faq-section { background: #fff; }
.faq-list {
  max-width: 840px;
  margin: 0 auto;
  display: grid;
  gap: 14px;
}
.faq-item {
  background: var(--cream);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: var(--transition);
}
.faq-item.open {
  background: #fff;
  border-color: rgba(176, 136, 79, 0.4);
  box-shadow: var(--shadow-sm);
}
.faq-q {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 24px;
  font-size: 0.98rem;
  font-weight: 600;
  text-align: left;
  color: var(--text);
  background: transparent;
  cursor: pointer;
  transition: var(--transition);
}
.faq-q:hover { color: var(--primary); }
.faq-q i {
  font-size: 0.95rem;
  color: var(--primary);
  flex-shrink: 0;
  transition: transform 0.3s ease;
}
.faq-item.open .faq-q i { transform: rotate(45deg); }
.faq-a {
  max-height: 0;
  padding: 0;
  overflow: hidden;
  transition: max-height 0.4s ease, padding 0.4s ease;
}
.faq-a p {
  padding: 0 24px 20px;
  font-size: 0.93rem;
  color: var(--muted);
  line-height: 1.8;
}
.faq-item.open .faq-a { max-height: 600px; padding-top: 0; }

/* ===== CTA / 表单 ===== */
.contact-section {
  background:
    radial-gradient(ellipse at 10% 20%, rgba(176, 136, 79, 0.15) 0%, transparent 60%),
    radial-gradient(ellipse at 90% 80%, rgba(212, 162, 68, 0.1) 0%, transparent 50%),
    var(--cream);
  padding: 84px 0;
}
.contact-card {
  background: #fff;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  display: block;
}
.contact-info {
  background: var(--gradient-deep);
  color: #f5ead8;
  padding: 40px;
}
.contact-info h2 {
  font-size: 1.6rem;
  font-weight: 800;
  line-height: 1.4;
  margin-bottom: 14px;
  color: #fff;
}
.contact-info p {
  color: rgba(255, 255, 255, 0.75);
  font-size: 0.95rem;
  margin-bottom: 28px;
}
.contact-info ul { display: grid; gap: 14px; }
.contact-info li {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.92rem;
  color: rgba(255, 255, 255, 0.9);
}
.contact-info li i {
  width: 34px;
  height: 34px;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.1);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--gold);
  font-size: 0.85rem;
  flex-shrink: 0;
}
.contact-form { padding: 36px; }
.contact-form .cell { margin-bottom: 16px; }
.contact-form input,
.contact-form select,
.contact-form textarea {
  width: 100%;
  padding: 0.8rem 1.1rem;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--cream);
  font-size: 0.95rem;
  color: var(--text);
  transition: var(--transition);
  appearance: none;
}
.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
  outline: none;
  border-color: var(--primary);
  background: #fff;
  box-shadow: 0 0 0 4px rgba(176, 136, 79, 0.12);
}
.contact-form textarea {
  min-height: 110px;
  resize: vertical;
}
.contact-form select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6' viewBox='0 0 10 6'%3E%3Cpath fill='%238c6633' d='M0 0l5 6 5-6z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
  padding-right: 36px;
}
.contact-form button[type="submit"] { width: 100%; margin-top: 4px; }
.form-note {
  margin-top: 12px;
  font-size: 0.8rem;
  color: var(--muted);
  text-align: center;
}

/* ===== Footer ===== */
.site-footer {
  background: #1c1510;
  color: #c7b9a8;
  padding: 64px 0 0;
}
.footer-inner {
  display: grid;
  grid-template-columns: 2fr 1fr 1.2fr;
  gap: 40px;
  padding-bottom: 48px;
}
.footer-brand .brand-name {
  font-size: 1.35rem;
  font-weight: 800;
  color: #fff;
  margin-bottom: 12px;
}
.footer-brand .brand-name em {
  font-style: normal;
  color: var(--gold);
}
.footer-brand p {
  font-size: 0.88rem;
  line-height: 1.8;
  color: #9f8f7c;
  max-width: 360px;
  margin-bottom: 20px;
}
.footer-social {
  display: flex;
  gap: 10px;
}
.footer-social a {
  width: 40px;
  height: 40px;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.06);
  color: #c7b9a8;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  transition: var(--transition);
}
.footer-social a:hover {
  background: var(--gradient-brand);
  color: #fff;
  transform: translateY(-3px);
}
.footer-col h4 {
  font-size: 1rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 18px;
  position: relative;
  padding-bottom: 10px;
}
.footer-col h4::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 32px;
  height: 3px;
  border-radius: 3px;
  background: var(--gradient-brand);
}
.footer-col ul { display: grid; gap: 12px; }
.footer-col ul li a {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.9rem;
  color: #9f8f7c;
  transition: var(--transition);
}
.footer-col ul li a:hover { color: var(--gold); padding-left: 4px; }
.footer-col ul li a i { color: var(--primary); width: 18px; text-align: center; }
.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding: 20px 0;
  display: flex;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  font-size: 0.82rem;
  color: #776a5d;
}

/* ===== Responsive ===== */
@media screen and (max-width: 1024px) {
  .header-search { display: none; }
  .header-tools .btn-ghost { display: none; }
  .main-nav {
    position: fixed;
    top: 72px;
    left: 0;
    right: 0;
    background: #fff;
    flex-direction: column;
    align-items: stretch;
    padding: 16px 20px;
    gap: 4px;
    border-bottom: 1px solid var(--border);
    box-shadow: var(--shadow-lg);
    transform: translateY(-120%);
    opacity: 0;
    visibility: hidden;
    transition: transform 0.35s ease, opacity 0.3s ease, visibility 0.3s;
    z-index: 999;
  }
  .main-nav.open {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }
  .main-nav a {
    padding: 0.75rem 1.1rem;
    border-radius: var(--radius-sm);
    font-size: 1rem;
  }
  .nav-toggle {
    display: inline-flex;
  }
  .hero-main { padding: 56px 20px 72px; }
  .hero-copy { padding-right: 0; margin-bottom: 40px; }
  .footer-inner { grid-template-columns: 1fr 1fr; }
}

@media screen and (max-width: 768px) {
  .section { padding: 64px 0; }
  .contact-section { padding: 56px 0; }
  .header-tools .btn { display: none; }
  .header-tools .btn-sm { display: none; }
  .brand-text { font-size: 1rem; }
  .brand-icon { width: 36px; height: 36px; font-size: 1rem; }
  .contact-info, .contact-form { padding: 28px; }
  .footer-inner { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .stats-grid { row-gap: 12px; }
  .stat-card { padding: 18px 10px; }
  .stat-num { font-size: 2rem; }
  .flash-bar-inner { justify-content: center; text-align: center; }
  .flash-msg { min-width: auto; text-align: center; }
  .flash-countdown { justify-content: center; flex-wrap: wrap; }
}

@media screen and (max-width: 520px) {
  .container { padding: 0 18px; }
  .hero h1 { font-size: 1.8rem; }
  .hero-desc { font-size: 0.95rem; }
  .hero-actions .btn { width: 100%; }
  .deal-list li { font-size: 0.85rem; }
  .deal-price { flex-wrap: wrap; }
  .compare-card { padding: 24px 18px; }
  .faq-q { padding: 16px 18px; font-size: 0.9rem; }
  .contact-form input,
  .contact-form select,
  .contact-form textarea { font-size: 0.88rem; }
}