/* roulang page: index */
/* ===== CSS 变量与主题系统 ===== */
        :root {
            --primary: #C9974B;
            --primary-deep: #8A5A2E;
            --primary-light: #D4A24C;
            --accent: #7CA6A0;
            --accent-light: #A8CBC6;
            --dark: #1F2421;
            --dark-2: #2C332F;
            --bg: #FAF7F2;
            --card-bg: #FFFFFF;
            --text: #3D3A36;
            --text-muted: #8A857F;
            --border: rgba(0,0,0,0.06);
            --gradient-brand: linear-gradient(135deg, #D4A24C 0%, #B87B31 55%, #8A5A2E 100%);
            --gradient-soft: linear-gradient(135deg, rgba(201,151,75,0.12) 0%, rgba(138,90,46,0.05) 100%);
            --radius-card: 20px;
            --radius-icon: 14px;
            --radius-pill: 999px;
            --shadow-sm: 0 6px 18px rgba(31, 26, 23, 0.06);
            --shadow-default: 0 12px 32px rgba(31, 26, 23, 0.08);
            --shadow-hover: 0 20px 44px rgba(31, 26, 23, 0.14);
            --transition-base: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
            --section-padding: 5rem 0;
            --container-max: 1200px;
        }

        /* ===== Reset / Base ===== */
        *, *::before, *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }
        body {
            font-family: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', system-ui, -apple-system, sans-serif;
            font-size: 1rem;
            line-height: 1.75;
            color: var(--text);
            background-color: var(--bg);
            -webkit-font-smoothing: antialiased;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: color 0.25s ease;
        }
        button {
            font-family: inherit;
            border: none;
            background: none;
            cursor: pointer;
        }
        ul, ol {
            list-style: none;
        }
        :focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 3px;
            border-radius: 4px;
        }

        /* ===== 通用工具类 ===== */
        .container-custom {
            width: 100%;
            max-width: var(--container-max);
            margin-inline: auto;
            padding-inline: 24px;
        }
        .section {
            padding: var(--section-padding);
        }
        .section-title-wrap {
            margin-bottom: 3rem;
        }
        .section-title {
            font-size: clamp(1.6rem, 3vw, 2.2rem);
            font-weight: 700;
            color: var(--dark);
            line-height: 1.3;
            letter-spacing: -0.01em;
            margin-bottom: 0.75rem;
        }
        .section-subtitle {
            font-size: 1rem;
            color: var(--text-muted);
            max-width: 720px;
            line-height: 1.8;
        }
        .section-divider {
            width: 40px;
            height: 4px;
            background: var(--gradient-brand);
            border-radius: 2px;
            margin-bottom: 1rem;
        }
        .text-brand {
            color: var(--primary) !important;
        }
        .text-muted-custom {
            color: var(--text-muted);
        }

        /* ===== 导航 ===== */
        .navbar-custom {
            background: rgba(250, 247, 242, 0.85);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            min-height: 72px;
            padding: 0.5rem 0;
            border-bottom: 1px solid transparent;
            transition: all 0.3s ease;
            z-index: 1050;
        }
        .navbar-custom.scrolled {
            border-bottom: 1px solid var(--border);
            box-shadow: var(--shadow-sm);
        }
        .navbar-custom .navbar-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 800;
            font-size: 1.35rem;
            color: var(--dark);
            padding: 0;
            margin-right: 2rem;
            cursor: pointer;
        }
        .brand-seal {
            width: 38px;
            height: 38px;
            background: var(--gradient-brand);
            color: var(--dark);
            font-size: 1.1rem;
            font-weight: 800;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 12px;
            letter-spacing: 0;
            box-shadow: 0 4px 10px rgba(201, 151, 75, 0.35);
            flex-shrink: 0;
        }
        .navbar-custom .nav-link-custom {
            display: inline-block;
            padding: 0.5rem 1rem;
            margin: 0 0.25rem;
            font-weight: 500;
            font-size: 1rem;
            color: var(--text);
            border-radius: 8px;
            position: relative;
            transition: color 0.25s ease, background-color 0.25s ease;
        }
        .navbar-custom .nav-link-custom:hover {
            color: var(--primary);
            background: transparent;
        }
        .navbar-custom .nav-link-custom.active {
            color: var(--primary-deep);
            font-weight: 600;
            background: rgba(201, 151, 75, 0.12);
        }
        .navbar-custom .nav-link-custom.active::after {
            content: '';
            position: absolute;
            left: 1rem;
            right: 1rem;
            bottom: 2px;
            height: 4px;
            border-radius: 2px;
            background: var(--gradient-brand);
        }
        .navbar-custom .navbar-toggler {
            border: none;
            padding: 0.5rem;
            color: var(--dark);
        }
        .navbar-custom .navbar-toggler:focus {
            box-shadow: 0 0 0 2px var(--primary);
        }
        .navbar-custom .navbar-toggler i {
            font-size: 1.4rem;
        }
        @media (max-width: 991.98px) {
            .navbar-custom .navbar-collapse {
                background: var(--card-bg);
                border-radius: 20px;
                box-shadow: var(--shadow-hover);
                padding: 1rem 0.75rem;
                margin-top: 0.75rem;
                border: 1px solid var(--border);
            }
            .navbar-custom .nav-link-custom {
                display: block;
                padding: 0.9rem 1.25rem;
                margin: 0.15rem 0;
                border-radius: 12px;
                font-size: 1.05rem;
            }
            .navbar-custom .nav-link-custom.active::after {
                display: none;
            }
            .navbar-custom .nav-link-custom.active {
                background: rgba(201, 151, 75, 0.12);
                border-left: 4px solid var(--primary);
                border-radius: 8px;
            }
        }

        /* ===== 首屏 Hero（沉浸大图 + 左对齐 + 数据徽章）===== */
        .hero {
            position: relative;
            min-height: 82vh;
            display: flex;
            align-items: center;
            padding: 6.5rem 0 5rem;
            background: linear-gradient(100deg, #1F2421 20%, rgba(31, 36, 33, 0.82) 55%, rgba(31, 36, 33, 0.55) 100%), url('/assets/images/backpic/back-1.jpg') center/cover no-repeat;
            color: #fff;
        }
        .hero .hero-inner {
            max-width: 660px;
        }
        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            background: rgba(255, 255, 255, 0.12);
            border: 1px solid rgba(201, 151, 75, 0.65);
            color: #F0DCC0;
            padding: 0.4rem 1.2rem;
            border-radius: 999px;
            font-size: 0.9rem;
            letter-spacing: 0.04em;
            margin-bottom: 1.8rem;
            backdrop-filter: blur(8px);
        }
        .hero h1 {
            font-size: clamp(2.2rem, 4.2vw, 3.2rem);
            font-weight: 800;
            line-height: 1.25;
            letter-spacing: -0.01em;
            margin-bottom: 1.25rem;
            color: #fff;
        }
        .hero h1 .highlight {
            background: var(--gradient-brand);
            -webkit-background-clip: text;
            background-clip: text;
            -webkit-text-fill-color: transparent;
            color: transparent;
        }
        .hero-lead {
            font-size: 1.1rem;
            line-height: 1.9;
            color: rgba(255, 255, 255, 0.88);
            margin-bottom: 2.5rem;
            max-width: 560px;
        }
        .hero-cta-group {
            display: flex;
            flex-wrap: wrap;
            gap: 1rem;
            margin-bottom: 3rem;
        }
        .btn-brand-primary {
            background: var(--gradient-brand);
            color: #fff;
            font-size: 1rem;
            font-weight: 600;
            padding: 0.875rem 2.25rem;
            border-radius: 999px;
            border: none;
            box-shadow: 0 8px 20px rgba(184, 123, 49, 0.4);
            transition: var(--transition-base);
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
        }
        .btn-brand-primary:hover {
            filter: brightness(1.08);
            transform: translateY(-2px);
            box-shadow: 0 12px 28px rgba(184, 123, 49, 0.5);
            color: #fff;
        }
        .btn-brand-primary:active {
            transform: scale(0.98);
            filter: brightness(1);
        }
        .btn-brand-outline {
            background: transparent;
            color: #fff;
            font-size: 1rem;
            font-weight: 500;
            padding: 0.8rem 2.25rem;
            border-radius: 999px;
            border: 1.5px solid rgba(201, 151, 75, 0.75);
            backdrop-filter: blur(4px);
            transition: var(--transition-base);
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
        }
        .btn-brand-outline:hover {
            background: rgba(201, 151, 75, 0.15);
            border-color: var(--primary);
            transform: translateY(-2px);
            color: #fff;
        }
        .btn-brand-outline:active {
            transform: scale(0.98);
        }
        .hero-stats {
            display: flex;
            flex-wrap: wrap;
            gap: 1rem;
        }
        .hero-stat-item {
            background: rgba(255, 255, 255, 0.1);
            backdrop-filter: blur(8px);
            border-radius: 16px;
            padding: 0.9rem 1.6rem;
            border: 1px solid rgba(255, 255, 255, 0.15);
            min-width: 130px;
        }
        .hero-stat-item .stat-number {
            font-size: 1.75rem;
            font-weight: 800;
            color: var(--primary-light);
            line-height: 1.2;
            text-shadow: 0 2px 8px rgba(0,0,0,0.25);
        }
        .hero-stat-item .stat-label {
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.72);
            margin-top: 0.2rem;
            letter-spacing: 0.02em;
        }
        .hero-scroll-tip {
            position: absolute;
            bottom: 2rem;
            left: 50%;
            transform: translateX(-50%);
            color: rgba(255, 255, 255, 0.5);
            font-size: 0.8rem;
            letter-spacing: 0.1em;
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 0.35rem;
            text-align: center;
        }
        @media (max-width: 767.98px) {
            .hero {
                min-height: auto;
                padding: 4.5rem 0 4rem;
                background: linear-gradient(145deg, #1F2421 0%, rgba(31, 36, 33, 0.85) 60%, rgba(31, 36, 33, 0.65) 100%), url('/assets/images/backpic/back-1.jpg') center/cover no-repeat;
                text-align: center;
            }
            .hero .hero-inner {
                margin: 0 auto;
                max-width: 100%;
            }
            .hero h1 {
                font-size: 2.1rem;
            }
            .hero-cta-group {
                flex-direction: column;
                align-items: stretch;
            }
            .hero-cta-group .btn {
                width: 100%;
                justify-content: center;
            }
            .hero-stats {
                flex-direction: column;
                align-items: stretch;
            }
            .hero-stat-item {
                display: flex;
                align-items: center;
                justify-content: space-between;
                text-align: left;
            }
            .hero-badge {
                align-self: center;
            }
        }

        /* ===== 最新探店动态（滚动头条/最新资讯）===== */
        .latest-section {
            background: var(--card-bg);
            border-bottom: 1px solid var(--border);
            padding: 2.5rem 0;
        }
        .latest-row {
            display: flex;
            align-items: center;
            gap: 1.5rem;
            flex-wrap: wrap;
        }
        .latest-tag {
            background: var(--gradient-brand);
            color: #fff;
            font-size: 0.875rem;
            font-weight: 700;
            padding: 0.4rem 1.2rem;
            border-radius: 999px;
            white-space: nowrap;
            box-shadow: 0 4px 12px rgba(184, 123, 49, 0.3);
        }
        .latest-text {
            font-size: 1rem;
            color: var(--text);
            margin: 0;
        }
        .latest-text a {
            color: var(--primary-deep);
            font-weight: 600;
            border-bottom: 1px dashed rgba(138, 90, 46, 0.5);
            transition: var(--transition-base);
        }
        .latest-text a:hover {
            color: var(--primary);
            border-bottom-color: var(--primary);
        }
        .latest-time {
            color: var(--text-muted);
            font-size: 0.85rem;
            margin-left: auto;
            white-space: nowrap;
        }
        @media (max-width: 767.98px) {
            .latest-row {
                flex-direction: column;
                align-items: flex-start;
                gap: 0.6rem;
            }
            .latest-time {
                margin-left: 0;
            }
        }

        /* ===== 功能分组（2×2 卡片）===== */
        .services-section {
            background: var(--bg);
        }
        .service-card {
            background: var(--card-bg);
            border-radius: var(--radius-card);
            padding: 2.25rem 2rem;
            border: 1px solid var(--border);
            box-shadow: var(--shadow-default);
            transition: var(--transition-base);
            height: 100%;
            position: relative;
            overflow: hidden;
        }
        .service-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 4px;
            background: var(--gradient-brand);
            opacity: 0;
            transition: opacity 0.3s ease;
        }
        .service-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-hover);
        }
        .service-card:hover::before {
            opacity: 1;
        }
        .service-card .card-icon {
            width: 56px;
            height: 56px;
            background: var(--gradient-brand);
            border-radius: var(--radius-icon);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            color: #fff;
            margin-bottom: 1.5rem;
            box-shadow: 0 8px 18px rgba(184, 123, 49, 0.3);
            transition: var(--transition-base);
        }
        .service-card:hover .card-icon {
            transform: scale(1.08) rotate(4deg);
        }
        .service-card h3 {
            font-size: 1.125rem;
            font-weight: 700;
            color: var(--dark);
            margin-bottom: 0.75rem;
        }
        .service-card p {
            font-size: 0.9375rem;
            color: var(--text-muted);
            line-height: 1.75;
            margin: 0;
        }

        /* ===== 使用场景（图文交错）===== */
        .scenes-section {
            background: var(--bg);
        }
        .scene-row {
            display: flex;
            align-items: center;
            gap: 4rem;
            margin-bottom: 5rem;
        }
        .scene-row:last-child {
            margin-bottom: 0;
        }
        .scene-row:nth-child(even) {
            flex-direction: row-reverse;
        }
        .scene-media {
            flex: 1;
            border-radius: 24px;
            overflow: hidden;
            box-shadow: var(--shadow-hover);
            position: relative;
        }
        .scene-media img {
            width: 100%;
            height: 320px;
            object-fit: cover;
            transition: transform 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94);
        }
        .scene-media::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, transparent 0%, rgba(31, 36, 33, 0.08) 100%);
        }
        .scene-row:hover .scene-media img {
            transform: scale(1.04);
        }
        .scene-media-meta {
            position: absolute;
            left: 1rem;
            bottom: 1rem;
            background: rgba(31, 36, 33, 0.7);
            backdrop-filter: blur(6px);
            color: #fff;
            font-size: 0.8rem;
            padding: 0.35rem 1rem;
            border-radius: 999px;
            z-index: 2;
        }
        .scene-content {
            flex: 1;
        }
        .scene-tag {
            display: inline-block;
            background: rgba(124, 166, 160, 0.14);
            color: #4A7C76;
            font-size: 0.85rem;
            font-weight: 600;
            padding: 0.35rem 1rem;
            border-radius: 999px;
            margin-bottom: 1.25rem;
            letter-spacing: 0.03em;
        }
        .scene-content h3 {
            font-size: 1.4rem;
            font-weight: 700;
            color: var(--dark);
            margin-bottom: 0.8rem;
            line-height: 1.4;
        }
        .scene-content p {
            font-size: 0.9875rem;
            color: var(--text-muted);
            line-height: 1.9;
            margin-bottom: 1.5rem;
        }
        .scene-link {
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            color: var(--primary-deep);
            font-weight: 600;
            font-size: 0.9375rem;
            border-bottom: 2px dashed rgba(138, 90, 46, 0.4);
            padding-bottom: 2px;
            transition: var(--transition-base);
        }
        .scene-link:hover {
            color: var(--primary);
            gap: 0.7rem;
            border-bottom-color: var(--primary);
        }
        .scene-link i {
            font-size: 0.8rem;
        }
        @media (max-width: 991.98px) {
            .scene-row {
                flex-direction: column !important;
                gap: 1.8rem;
                margin-bottom: 3.5rem;
                text-align: center;
            }
            .scene-media img {
                height: 260px;
            }
            .scene-content {
                padding: 0 0.5rem;
            }
            .scene-link {
                padding-left: 0.5rem;
                padding-right: 0.5rem;
            }
        }

        /* ===== 成功案例卡片流 ===== */
        .cases-section {
            background: var(--bg);
        }
        .case-card {
            background: var(--card-bg);
            border-radius: var(--radius-card);
            overflow: hidden;
            border: 1px solid var(--border);
            box-shadow: var(--shadow-default);
            transition: var(--transition-base);
            height: 100%;
            display: flex;
            flex-direction: column;
        }
        .case-card:hover {
            transform: translateY(-8px);
            box-shadow: var(--shadow-hover);
        }
        .case-card .case-cover {
            position: relative;
            aspect-ratio: 16 / 10;
            overflow: hidden;
        }
        .case-card .case-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .case-card:hover .case-cover img {
            transform: scale(1.05);
        }
        .case-card .case-cover::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, transparent 40%, rgba(31, 36, 33, 0.18) 100%);
        }
        .case-cover-badge {
            position: absolute;
            top: 1rem;
            left: 1rem;
            z-index: 2;
            background: rgba(255, 255, 255, 0.92);
            backdrop-filter: blur(6px);
            color: var(--primary-deep);
            font-size: 0.8rem;
            font-weight: 700;
            padding: 0.35rem 1rem;
            border-radius: 999px;
            letter-spacing: 0.02em;
        }
        .case-body {
            padding: 1.5rem 1.5rem 1.25rem;
            display: flex;
            flex-direction: column;
            flex-grow: 1;
        }
        .case-body .case-title-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 0.75rem;
            margin-bottom: 0.75rem;
        }
        .case-body h3 {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--dark);
            margin: 0;
            line-height: 1.4;
        }
        .case-rating {
            background: var(--gradient-brand);
            color: #fff;
            font-size: 0.85rem;
            font-weight: 700;
            padding: 0.35rem 0.8rem;
            border-radius: 999px;
            white-space: nowrap;
            box-shadow: 0 4px 10px rgba(184, 123, 49, 0.3);
            transition: var(--transition-base);
        }
        .case-card:hover .case-rating {
            transform: scale(1.06);
        }
        .case-body .case-desc {
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.75;
            flex-grow: 1;
            margin-bottom: 1rem;
        }
        .case-meta {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            font-size: 0.82rem;
            color: var(--text-muted);
            border-top: 1px solid var(--border);
            padding-top: 1rem;
        }
        .case-meta i {
            color: var(--primary);
        }
        .case-meta span {
            display: inline-flex;
            align-items: center;
            gap: 0.35rem;
        }

        /* ===== 价位参考（三列 + 推荐位） ===== */
        .pricing-section {
            background: var(--bg);
        }
        .pricing-card {
            background: var(--card-bg);
            border-radius: var(--radius-card);
            padding: 2.5rem 2rem;
            border: 1px solid var(--border);
            box-shadow: var(--shadow-default);
            transition: var(--transition-base);
            height: 100%;
            display: flex;
            flex-direction: column;
            position: relative;
        }
        .pricing-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
        }
        .pricing-card .price-level {
            font-size: 1rem;
            font-weight: 600;
            color: var(--text-muted);
            letter-spacing: 0.06em;
            text-transform: uppercase;
            margin-bottom: 0.35rem;
        }
        .pricing-card .price-range {
            font-size: 1.625rem;
            font-weight: 800;
            color: var(--dark);
            line-height: 1.3;
            margin-bottom: 1.5rem;
        }
        .pricing-card .price-range small {
            font-size: 1rem;
            font-weight: 400;
            color: var(--text-muted);
        }
        .pricing-card .divider {
            height: 1px;
            background: var(--border);
            margin: 0 -1rem 1.5rem;
        }
        .pricing-card .feature-list {
            list-style: none;
            margin: 0 0 2rem;
            padding: 0;
            flex-grow: 1;
        }
        .pricing-card .feature-list li {
            display: flex;
            align-items: flex-start;
            gap: 0.6rem;
            font-size: 0.9375rem;
            color: var(--text);
            margin-bottom: 0.85rem;
            line-height: 1.5;
        }
        .pricing-card .feature-list li i {
            color: var(--primary);
            font-size: 0.8rem;
            margin-top: 0.35rem;
            flex-shrink: 0;
        }
        .pricing-card .btn-sm-brand {
            background: var(--gradient-brand);
            color: #fff;
            font-size: 0.9rem;
            font-weight: 600;
            padding: 0.65rem 1.5rem;
            border-radius: 999px;
            box-shadow: 0 6px 14px rgba(184, 123, 49, 0.25);
            transition: var(--transition-base);
            text-align: center;
            display: inline-block;
            border: none;
        }
        .pricing-card .btn-sm-brand:hover {
            filter: brightness(1.08);
            transform: translateY(-1px);
            box-shadow: 0 8px 20px rgba(184, 123, 49, 0.35);
            color: #fff;
        }
        .pricing-card .btn-sm-brand:active {
            transform: scale(0.97);
        }
        .pricing-card.featured {
            border: 2px solid transparent;
            background: 
                linear-gradient(var(--card-bg), var(--card-bg)) padding-box,
                var(--gradient-brand) border-box;
            transform: scale(1.02);
            box-shadow: var(--shadow-hover);
            position: relative;
        }
        .pricing-card.featured:hover {
            transform: scale(1.02) translateY(-4px);
        }
        .pricing-card.featured .featured-badge {
            position: absolute;
            top: -16px;
            left: 50%;
            transform: translateX(-50%);
            background: var(--dark);
            color: var(--primary-light);
            font-size: 0.82rem;
            font-weight: 700;
            padding: 0.4rem 1.4rem;
            border-radius: 999px;
            white-space: nowrap;
            box-shadow: 0 4px 12px rgba(31, 36, 33, 0.3);
            letter-spacing: 0.04em;
        }
        @media (max-width: 991.98px) {
            .pricing-card.featured {
                transform: scale(1);
            }
            .pricing-card.featured:hover {
                transform: scale(1) translateY(-4px);
            }
            .pricing-card {
                margin-bottom: 1.5rem;
            }
        }

        /* ===== FAQ 手风琴 ===== */
        .faq-section {
            background: var(--bg);
        }
        .faq-inner {
            max-width: 800px;
            margin: 0 auto;
        }
        .faq-item {
            background: var(--card-bg) !important;
            border-radius: 16px !important;
            border: 1px solid var(--border) !important;
            margin-bottom: 1rem;
            box-shadow: var(--shadow-sm);
            overflow: hidden;
        }
        .faq-item .accordion-button {
            background: var(--card-bg);
            color: var(--dark);
            font-size: 1rem;
            font-weight: 700;
            padding: 1.25rem 1.5rem;
            box-shadow: none;
            transition: var(--transition-base);
        }
        .faq-item .accordion-button::after {
            background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%238A5A2E'%3e%3cpath fill-rule='evenodd' d='M1.646 4.646a.5.5 0 0 1 .708 0L8 10.293l5.646-5.647a.5.5 0 0 1 .708.708l-6 6a.5.5 0 0 1-.708 0l-6-6a.5.5 0 0 1 0-.708z'/%3e%3c/svg%3e");
            transition: transform 0.3s ease;
        }
        .faq-item .accordion-button:not(.collapsed) {
            background: var(--gradient-soft);
            color: var(--primary-deep);
        }
        .faq-item .accordion-button:not(.collapsed)::after {
            transform: rotate(180deg);
        }
        .faq-item .accordion-body {
            padding: 1.25rem 1.5rem;
            font-size: 0.9375rem;
            color: var(--text-muted);
            line-height: 1.8;
            background: #FFFCF9;
            border-top: 1px solid rgba(201, 151, 75, 0.15);
        }

        /* ===== CTA 通栏 ===== */
        .cta-section {
            background: var(--gradient-brand);
            padding: 4.5rem 0;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            width: 300px;
            height: 300px;
            background: rgba(255, 255, 255, 0.08);
            border-radius: 50%;
            top: -100px;
            right: -60px;
        }
        .cta-section::after {
            content: '';
            position: absolute;
            width: 180px;
            height: 180px;
            background: rgba(255, 255, 255, 0.06);
            border-radius: 50%;
            bottom: -70px;
            left: 15%;
        }
        .cta-content {
            position: relative;
            z-index: 2;
            text-align: center;
            max-width: 720px;
            margin: 0 auto;
            color: #fff;
        }
        .cta-content h2 {
            font-size: clamp(1.5rem, 2.5vw, 2rem);
            font-weight: 700;
            margin-bottom: 0.75rem;
            color: #fff;
        }
        .cta-content p {
            font-size: 1rem;
            margin-bottom: 2rem;
            color: rgba(255, 255, 255, 0.9);
        }
        .btn-cta-white {
            background: #fff;
            color: var(--primary-deep);
            font-size: 1rem;
            font-weight: 700;
            padding: 0.875rem 2.5rem;
            border-radius: 999px;
            border: none;
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
            transition: var(--transition-base);
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
        }
        .btn-cta-white:hover {
            transform: translateY(-2px) scale(1.02);
            box-shadow: 0 14px 30px rgba(0, 0, 0, 0.2);
            color: var(--dark);
        }
        .btn-cta-white:active {
            transform: scale(0.97);
        }

        /* ===== 页脚 ===== */
        .footer-custom {
            background: var(--dark);
            color: rgba(255, 255, 255, 0.75);
            padding: 4rem 0 0;
            position: relative;
        }
        .footer-title {
            font-size: 1rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 1.25rem;
            letter-spacing: 0.04em;
        }
        .footer-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.2rem;
            font-weight: 800;
            color: #fff;
            margin-bottom: 1rem;
        }
        .footer-brand .brand-seal {
            width: 34px;
            height: 34px;
            font-size: 1rem;
        }
        .footer-desc {
            font-size: 0.875rem;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.55);
            margin-bottom: 1.5rem;
        }
        .footer-links li {
            margin-bottom: 0.6rem;
        }
        .footer-links a {
            color: rgba(255, 255, 255, 0.6);
            font-size: 0.9rem;
            transition: var(--transition-base);
            display: inline-block;
        }
        .footer-links a:hover {
            color: var(--primary-light);
            transform: translateX(2px);
        }
        .footer-contact p {
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.55);
            margin-bottom: 0.5rem;
            line-height: 1.7;
        }
        .footer-contact i {
            color: var(--primary-light);
            width: 20px;
            margin-right: 0.35rem;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            margin-top: 3rem;
            padding: 1.25rem 0;
            text-align: center;
        }
        .footer-bottom p {
            font-size: 0.8125rem;
            color: rgba(255, 255, 255, 0.35);
            margin: 0;
        }

        /* ===== 响应式补充 ===== */
        @media (max-width: 767.98px) {
            .section {
                padding: 3rem 0;
            }
            .section-title-wrap {
                margin-bottom: 2rem;
            }
            .container-custom {
                padding-inline: 16px;
            }
            .footer-custom {
                padding-top: 3rem;
            }
            .footer-bottom {
                margin-top: 2rem;
            }
        }
        @media (max-width: 520px) {
            body {
                font-size: 0.9375rem;
            }
        }

/* roulang page: index */
:root {
            --primary: #C9974B;
            --primary-deep: #8A5A2E;
            --accent: #7CA6A0;
            --dark: #1F2421;
            --bg: #FAF7F2;
            --card-bg: #FFFFFF;
            --text: #3D3A36;
            --text-muted: #8A857F;
            --border: rgba(0, 0, 0, 0.04);
            --radius-lg: 20px;
            --radius-md: 14px;
            --radius-btn: 999px;
            --shadow: 0 12px 32px rgba(31, 26, 23, 0.08);
            --shadow-hover: 0 20px 44px rgba(31, 26, 23, 0.14);
            --gradient-brand: linear-gradient(135deg, #D4A24C 0%, #B87B31 55%, #8A5A2E 100%);
            --font-family: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', system-ui, sans-serif;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-family);
            background-color: var(--bg);
            color: var(--text);
            line-height: 1.75;
            -webkit-font-smoothing: antialiased;
            padding-top: 72px;
            overflow-x: hidden;
        }

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

        a {
            color: inherit;
            text-decoration: none;
            transition: color .3s ease;
        }

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

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

        .container {
            max-width: 1200px;
            padding-left: 1.5rem;
            padding-right: 1.5rem;
        }

        /* ===== 导航 ===== */
        .custom-navbar {
            background: rgba(250, 247, 242, 0.85);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            min-height: 72px;
            box-shadow: 0 1px 0 rgba(0, 0, 0, 0.03);
            border-bottom: 1px solid rgba(0, 0, 0, 0.03);
            z-index: 1050;
            transition: box-shadow .3s ease;
        }

        .custom-navbar.scrolled {
            box-shadow: 0 4px 24px rgba(31, 26, 23, 0.07);
        }

        .navbar-brand {
            display: flex;
            align-items: center;
            gap: .65rem;
            font-weight: 800;
            font-size: 1.3rem;
            color: var(--dark);
            letter-spacing: .01em;
        }

        .navbar-brand .brand-stamp {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 34px;
            height: 34px;
            background: var(--gradient-brand);
            color: #1F2421;
            border-radius: 10px;
            font-size: 1rem;
            font-weight: 900;
            letter-spacing: 0;
            line-height: 1;
            box-shadow: 0 4px 12px rgba(201, 151, 75, 0.3);
            flex-shrink: 0;
        }

        .navbar-brand:hover {
            color: var(--dark);
        }

        .custom-navbar .nav-link {
            font-size: 0.9375rem;
            font-weight: 500;
            color: var(--text);
            padding: .6rem .9rem !important;
            border-radius: 999px;
            margin: 0 .12rem;
            position: relative;
            transition: color .3s, background .3s;
        }

        .custom-navbar .nav-link:hover {
            color: var(--primary);
            background: rgba(201, 151, 75, 0.08);
        }

        .custom-navbar .nav-link.active {
            color: var(--primary-deep);
            background: rgba(201, 151, 75, 0.12);
        }

        .custom-navbar .nav-link.active::after {
            content: "";
            position: absolute;
            left: 50%;
            bottom: 2px;
            transform: translateX(-50%);
            width: 28px;
            height: 4px;
            border-radius: 4px;
            background: var(--gradient-brand);
        }

        .custom-navbar .navbar-toggler {
            border: none;
            outline: none;
            padding: .4rem .5rem;
            border-radius: 10px;
            color: var(--dark);
        }

        .custom-navbar .navbar-toggler:focus {
            box-shadow: 0 0 0 2px rgba(201, 151, 75, 0.4);
        }

        .navbar-toggler-icon {
            background-image: none;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
        }

        @media (max-width: 991.98px) {
            .custom-navbar .navbar-collapse {
                background: #fff;
                border-radius: 16px;
                padding: 1rem 1.2rem;
                margin-top: .6rem;
                box-shadow: var(--shadow);
            }

            .custom-navbar .nav-link {
                padding: .7rem 1rem !important;
                margin: .15rem 0;
            }

            .custom-navbar .nav-link.active::after {
                display: none;
            }
        }

        /* ===== Hero ===== */
        .hero-section {
            position: relative;
            min-height: 82vh;
            display: flex;
            align-items: center;
            background-image: linear-gradient(100deg, rgba(31, 36, 33, 0.92) 20%, rgba(31, 36, 33, 0.72) 60%, rgba(31, 36, 33, 0.55) 100%), url('/assets/images/backpic/back-1.jpg');
            background-size: cover;
            background-position: center;
            padding: 4rem 0 5rem;
            color: #fff;
            overflow: hidden;
        }

        .hero-inner {
            max-width: 660px;
            animation: fadeInUp .7s ease both;
        }

        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(24px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: .5rem;
            background: rgba(255, 255, 255, 0.08);
            border: 1px solid rgba(201, 151, 75, 0.55);
            color: #E8C88E;
            font-size: .875rem;
            font-weight: 600;
            padding: .4rem 1rem;
            border-radius: 999px;
            margin-bottom: 1.5rem;
            letter-spacing: .02em;
        }

        .hero-title {
            font-size: clamp(2.1rem, 4.2vw, 3.2rem);
            font-weight: 800;
            line-height: 1.25;
            margin-bottom: 1.2rem;
            color: #fff;
            text-shadow: 0 4px 24px rgba(0, 0, 0, 0.2);
        }

        .hero-subtitle {
            font-size: 1.0625rem;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.88);
            margin-bottom: 2rem;
            max-width: 620px;
        }

        .hero-cta {
            display: flex;
            flex-wrap: wrap;
            gap: .85rem;
            margin-bottom: 2.5rem;
        }

        .btn-primary-custom {
            background: var(--gradient-brand);
            color: #fff;
            border: none;
            border-radius: var(--radius-btn);
            padding: .875rem 2.25rem;
            font-weight: 600;
            font-size: .9375rem;
            display: inline-flex;
            align-items: center;
            gap: .5rem;
            box-shadow: 0 8px 24px rgba(201, 151, 75, 0.35);
            transition: all .3s ease;
        }

        .btn-primary-custom:hover {
            filter: brightness(1.05);
            transform: translateY(-2px);
            box-shadow: 0 12px 30px rgba(201, 151, 75, 0.4);
            color: #fff;
        }

        .btn-primary-custom:active {
            transform: scale(0.98);
        }

        .btn-outline-light-custom {
            background: transparent;
            border: 1.5px solid rgba(255, 255, 255, 0.6);
            color: #fff;
            border-radius: var(--radius-btn);
            padding: .875rem 2.25rem;
            font-weight: 600;
            font-size: .9375rem;
            display: inline-flex;
            align-items: center;
            gap: .5rem;
            transition: all .3s ease;
        }

        .btn-outline-light-custom:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: #E8C88E;
            color: #E8C88E;
            transform: translateY(-2px);
        }

        .btn-outline-light-custom:active {
            transform: scale(0.98);
        }

        .hero-stats {
            display: flex;
            flex-wrap: wrap;
            gap: 1rem;
        }

        .stat-badge {
            background: rgba(255, 255, 255, 0.12);
            backdrop-filter: blur(6px);
            border: 1px solid rgba(255, 255, 255, 0.15);
            border-radius: 16px;
            padding: .65rem 1.4rem;
            text-align: center;
            min-width: 110px;
        }

        .stat-badge .num {
            font-size: 1.5rem;
            font-weight: 800;
            color: #E8C88E;
            display: block;
            line-height: 1.2;
            text-shadow: 0 2px 12px rgba(0, 0, 0, 0.2);
        }

        .stat-badge .label {
            font-size: .8125rem;
            color: rgba(255, 255, 255, 0.8);
            display: block;
            margin-top: .15rem;
        }

        .hero-scroll {
            position: absolute;
            bottom: 24px;
            left: 50%;
            transform: translateX(-50%);
            text-align: center;
            color: rgba(255, 255, 255, 0.6);
            font-size: .8125rem;
        }

        .hero-scroll i {
            display: block;
            margin-top: .2rem;
            animation: bounceDown 2s infinite;
        }

        @keyframes bounceDown {
            0%,
            100% {
                transform: translateY(0);
            }
            50% {
                transform: translateY(6px);
            }
        }

        @media (max-width: 767.98px) {
            .hero-section {
                min-height: auto;
                padding: 3.5rem 0 4rem;
                background-position: 30% center;
            }
            .hero-inner {
                text-align: center;
                margin: 0 auto;
            }
            .hero-cta {
                justify-content: center;
            }
            .hero-stats {
                justify-content: center;
            }
            .hero-title {
                font-size: 1.85rem;
            }
            .btn-primary-custom,
            .btn-outline-light-custom {
                width: 100%;
                justify-content: center;
            }
        }

        /* ===== 区块通用 ===== */
        .section {
            padding: 5rem 0;
        }

        .section-alt {
            background: #F4F0E9;
        }

        .section-head {
            text-align: center;
            max-width: 760px;
            margin: 0 auto 3rem;
        }

        .section-head .section-tag {
            display: inline-block;
            font-size: .8125rem;
            font-weight: 600;
            color: var(--primary-deep);
            background: rgba(201, 151, 75, 0.1);
            border-radius: 999px;
            padding: .3rem 1rem;
            margin-bottom: .8rem;
            letter-spacing: .04em;
        }

        .section-head h2 {
            font-size: clamp(1.6rem, 3vw, 2.2rem);
            font-weight: 700;
            color: var(--dark);
            margin-bottom: .8rem;
            line-height: 1.3;
        }

        .section-head p {
            color: var(--text-muted);
            font-size: .9375rem;
            margin-bottom: 1.2rem;
        }

        .section-divider {
            width: 40px;
            height: 4px;
            background: var(--gradient-brand);
            border-radius: 4px;
            margin: 0 auto;
        }

        @media (max-width: 767.98px) {
            .section {
                padding: 3rem 0;
            }
            .section-head {
                margin-bottom: 2rem;
            }
        }

        /* ===== 功能分组 ===== */
        .feature-card {
            background: var(--card-bg);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border);
            box-shadow: var(--shadow);
            padding: 1.75rem 1.5rem;
            height: 100%;
            transition: transform .35s ease, box-shadow .35s ease;
            cursor: pointer;
        }

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

        .feature-icon {
            width: 56px;
            height: 56px;
            border-radius: var(--radius-md);
            background: var(--gradient-brand);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.4rem;
            color: #fff;
            margin-bottom: 1.1rem;
            box-shadow: 0 6px 16px rgba(201, 151, 75, 0.25);
            transition: transform .3s ease;
        }

        .feature-card:hover .feature-icon {
            transform: scale(1.08);
        }

        .feature-card h3 {
            font-size: 1.125rem;
            font-weight: 700;
            color: var(--dark);
            margin-bottom: .6rem;
        }

        .feature-card p {
            font-size: .9375rem;
            color: var(--text-muted);
            margin-bottom: 0;
            line-height: 1.65;
        }

        @media (max-width: 767.98px) {
            .feature-card {
                padding: 1.4rem;
            }
        }

        /* ===== 使用场景 ===== */
        .scene-row {
            display: flex;
            align-items: center;
            gap: 3rem;
            margin-bottom: 5rem;
        }

        .scene-row:last-child {
            margin-bottom: 0;
        }

        .scene-img-wrap {
            flex: 1;
            border-radius: 24px;
            overflow: hidden;
            position: relative;
            box-shadow: var(--shadow);
        }

        .scene-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            aspect-ratio: 4 / 3;
            transition: transform .6s ease;
        }

        .scene-img-wrap:hover img {
            transform: scale(1.03);
        }

        .scene-img-wrap::after {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, transparent 60%, rgba(31, 36, 33, 0.12) 100%);
            pointer-events: none;
        }

        .scene-meta {
            display: flex;
            align-items: center;
            gap: .5rem;
            font-size: .8125rem;
            color: var(--text-muted);
            margin-top: .6rem;
        }

        .scene-meta i {
            color: var(--primary);
            font-size: .75rem;
        }

        .scene-content {
            flex: 1;
        }

        .scene-tag {
            display: inline-block;
            font-size: .8125rem;
            font-weight: 600;
            color: var(--primary-deep);
            background: rgba(201, 151, 75, 0.1);
            border: 1px solid rgba(201, 151, 75, 0.2);
            border-radius: 999px;
            padding: .3rem 1rem;
            margin-bottom: .9rem;
        }

        .scene-content h3 {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--dark);
            margin-bottom: .7rem;
        }

        .scene-content p {
            color: var(--text-muted);
            font-size: .9375rem;
            margin-bottom: 1.1rem;
            line-height: 1.75;
        }

        .scene-link {
            font-size: .9375rem;
            font-weight: 600;
            color: var(--primary);
            border-bottom: 2px dashed rgba(201, 151, 75, 0.5);
            padding-bottom: 2px;
            transition: all .3s ease;
        }

        .scene-link:hover {
            color: var(--primary-deep);
            border-bottom-color: var(--primary-deep);
            transform: translateX(2px);
        }

        @media (max-width: 991.98px) {
            .scene-row {
                flex-direction: column;
                gap: 1.5rem;
                margin-bottom: 3.5rem;
            }
            .scene-row:nth-child(even) {
                flex-direction: column;
            }
            .scene-img-wrap img {
                aspect-ratio: 4 / 3;
            }
        }

        @media (max-width: 767.98px) {
            .scene-content h3 {
                font-size: 1.25rem;
            }
        }

        /* ===== 成功案例 ===== */
        .case-card {
            background: var(--card-bg);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border);
            box-shadow: var(--shadow);
            overflow: hidden;
            height: 100%;
            transition: transform .35s ease, box-shadow .35s ease;
            display: flex;
            flex-direction: column;
        }

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

        .case-cover {
            position: relative;
            overflow: hidden;
        }

        .case-cover img {
            width: 100%;
            aspect-ratio: 16 / 10;
            object-fit: cover;
            transition: transform .6s ease;
        }

        .case-card:hover .case-cover img {
            transform: scale(1.04);
        }

        .case-cover::after {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, transparent 65%, rgba(31, 36, 33, 0.08) 100%);
        }

        .case-tag {
            position: absolute;
            top: 14px;
            left: 14px;
            background: rgba(31, 36, 33, 0.7);
            backdrop-filter: blur(4px);
            color: #fff;
            font-size: .75rem;
            font-weight: 600;
            padding: .25rem .7rem;
            border-radius: 999px;
            z-index: 2;
            letter-spacing: .03em;
        }

        .case-content {
            padding: 1.25rem 1.3rem 1.3rem;
            display: flex;
            flex-direction: column;
            flex-grow: 1;
        }

        .case-body {
            flex-grow: 1;
        }

        .case-body h3 {
            font-size: 1.125rem;
            font-weight: 700;
            color: var(--dark);
            margin-bottom: .5rem;
            display: flex;
            align-items: center;
            gap: .5rem;
        }

        .case-rating {
            display: inline-flex;
            align-items: center;
            background: var(--gradient-brand);
            color: #fff;
            font-size: .8125rem;
            font-weight: 700;
            border-radius: 999px;
            padding: .15rem .6rem;
            line-height: 1.4;
            transition: transform .3s ease;
        }

        .case-card:hover .case-rating {
            transform: scale(1.06);
        }

        .case-body p {
            font-size: .875rem;
            color: var(--text-muted);
            line-height: 1.65;
            margin-bottom: 0;
        }

        .case-meta {
            display: flex;
            align-items: center;
            gap: .5rem;
            font-size: .8125rem;
            color: var(--text-muted);
            padding-top: .8rem;
            border-top: 1px solid #f0ece6;
            margin-top: 1rem;
        }

        .case-meta i {
            color: var(--primary);
            font-size: .75rem;
        }

        /* ===== 资讯列表 ===== */
        .news-list {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .news-list li {
            border-bottom: 1px dashed rgba(0, 0, 0, 0.06);
            padding: .8rem 0;
            display: flex;
            align-items: center;
            gap: .75rem;
            transition: padding-left .3s ease;
        }

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

        .news-list li:hover {
            padding-left: .4rem;
        }

        .news-list .news-num {
            font-size: .8125rem;
            font-weight: 800;
            color: var(--primary);
            background: rgba(201, 151, 75, 0.1);
            border-radius: 8px;
            padding: .2rem .5rem;
            flex-shrink: 0;
            min-width: 28px;
            text-align: center;
        }

        .news-list a {
            font-size: .925rem;
            color: var(--text);
            font-weight: 500;
            line-height: 1.5;
            flex: 1;
        }

        .news-list a:hover {
            color: var(--primary-deep);
        }

        .news-side-card {
            background: var(--card-bg);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border);
            box-shadow: var(--shadow);
            padding: 1.5rem;
            margin-bottom: 1rem;
        }

        .news-side-card:last-child {
            margin-bottom: 0;
        }

        .news-side-card h4 {
            font-size: 1rem;
            font-weight: 700;
            color: var(--dark);
            margin-bottom: .8rem;
            display: flex;
            align-items: center;
            gap: .5rem;
        }

        .news-side-card h4 i {
            color: var(--primary);
            font-size: .875rem;
        }

        .news-side-list {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .news-side-list li {
            padding: .45rem 0;
            font-size: .875rem;
            color: var(--text);
            border-bottom: 1px solid #f5f0ea;
        }

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

        .news-side-list li a:hover {
            color: var(--primary-deep);
        }

        /* ===== 价格区块 ===== */
        .price-card {
            background: var(--card-bg);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border);
            box-shadow: var(--shadow);
            padding: 2rem 1.6rem;
            height: 100%;
            text-align: center;
            position: relative;
            transition: transform .35s ease, box-shadow .35s ease;
        }

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

        .price-card .price-name {
            font-size: 1.125rem;
            font-weight: 700;
            color: var(--dark);
            margin-bottom: .4rem;
        }

        .price-card .price-range {
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--primary-deep);
            margin-bottom: 1.2rem;
            display: block;
        }

        .price-card ul {
            list-style: none;
            padding: 0;
            margin: 0 0 1.5rem;
            text-align: left;
        }

        .price-card ul li {
            font-size: .875rem;
            color: var(--text);
            padding: .3rem 0;
            display: flex;
            align-items: flex-start;
            gap: .5rem;
        }

        .price-card ul li i {
            color: var(--primary);
            font-size: .8125rem;
            margin-top: .2rem;
            flex-shrink: 0;
        }

        .price-card .btn-sm-custom {
            background: var(--gradient-brand);
            color: #fff;
            border: none;
            border-radius: var(--radius-btn);
            padding: .6rem 1.6rem;
            font-size: .875rem;
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: .4rem;
            transition: all .3s ease;
            box-shadow: 0 4px 16px rgba(201, 151, 75, 0.25);
        }

        .price-card .btn-sm-custom:hover {
            filter: brightness(1.05);
            transform: translateY(-1px);
            color: #fff;
            box-shadow: 0 8px 22px rgba(201, 151, 75, 0.35);
        }

        .price-card .btn-sm-custom:active {
            transform: scale(0.98);
        }

        .price-card.featured {
            border: 2px solid transparent;
            background: linear-gradient(#fff, #fff) padding-box, var(--gradient-brand) border-box;
            transform: scale(1.02);
            box-shadow: 0 18px 48px rgba(201, 151, 75, 0.18);
            z-index: 2;
        }

        .price-card.featured:hover {
            transform: scale(1.02) translateY(-4px);
        }

        .price-card.featured::before {
            content: "";
            position: absolute;
            top: -1px;
            left: 50%;
            transform: translateX(-50%);
            width: 80%;
            height: 4px;
            background: var(--gradient-brand);
            border-radius: 0 0 6px 6px;
        }

        .featured-tag {
            position: absolute;
            top: -14px;
            left: 50%;
            transform: translateX(-50%);
            background: var(--gradient-brand);
            color: #fff;
            font-size: .75rem;
            font-weight: 600;
            padding: .25rem .9rem;
            border-radius: 999px;
            white-space: nowrap;
            box-shadow: 0 4px 12px rgba(201, 151, 75, 0.35);
            letter-spacing: .02em;
        }

        @media (max-width: 991.98px) {
            .price-card.featured {
                transform: scale(1.01);
            }
            .price-card.featured:hover {
                transform: scale(1.01) translateY(-4px);
            }
        }

        /* ===== FAQ ===== */
        .faq-wrap {
            max-width: 800px;
            margin: 0 auto;
        }

        .faq-wrap .accordion-item {
            background: var(--card-bg);
            border: 1px solid var(--border) !important;
            border-radius: 16px !important;
            margin-bottom: .8rem;
            overflow: hidden;
            box-shadow: 0 4px 14px rgba(31, 26, 23, 0.04);
            transition: box-shadow .3s ease;
        }

        .faq-wrap .accordion-item:hover {
            box-shadow: 0 8px 24px rgba(31, 26, 23, 0.08);
        }

        .faq-wrap .accordion-item:last-child {
            margin-bottom: 0;
        }

        .faq-wrap .accordion-button {
            font-size: .975rem;
            font-weight: 600;
            color: var(--dark);
            padding: 1.25rem 1.5rem;
            background: transparent;
            box-shadow: none;
            border-radius: 16px !important;
            transition: background .3s;
        }

        .faq-wrap .accordion-button:not(.collapsed) {
            background: #FBF6ED;
            color: var(--primary-deep);
            box-shadow: none;
        }

        .faq-wrap .accordion-button:focus {
            box-shadow: 0 0 0 2px rgba(201, 151, 75, 0.3);
            border-radius: 16px;
        }

        .faq-wrap .accordion-button::after {
            background-image: none !important;
            font-family: "Font Awesome 6 Free";
            font-weight: 900;
            content: "\f078";
            font-size: .875rem;
            color: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            width: auto;
            height: auto;
            transition: transform .3s ease;
        }

        .faq-wrap .accordion-button:not(.collapsed)::after {
            transform: rotate(180deg);
            color: var(--primary-deep);
        }

        .faq-wrap .accordion-body {
            padding: 0 1.5rem 1.3rem;
            font-size: .9375rem;
            color: var(--text-muted);
            line-height: 1.75;
            border-top: 1px solid #f5f0ea;
            padding-top: .9rem;
        }

        .faq-wrap .accordion-collapse {
            background: #FBF6ED;
            border-radius: 0 0 16px 16px;
        }

        /* ===== CTA 区块 ===== */
        .cta-section {
            position: relative;
            background: var(--gradient-brand);
            padding: 4.5rem 0;
            text-align: center;
            color: #fff;
            overflow: hidden;
        }

        .cta-section::before {
            content: "";
            position: absolute;
            top: -60px;
            right: -60px;
            width: 220px;
            height: 220px;
            background: rgba(255, 255, 255, 0.06);
            border-radius: 50%;
        }

        .cta-section::after {
            content: "";
            position: absolute;
            bottom: -40px;
            left: -40px;
            width: 160px;
            height: 160px;
            border: 2px solid rgba(255, 255, 255, 0.05);
            border-radius: 50%;
        }

        .cta-section .container {
            position: relative;
            z-index: 2;
        }

        .cta-title {
            font-size: clamp(1.4rem, 2.4vw, 1.75rem);
            font-weight: 700;
            margin-bottom: .8rem;
            line-height: 1.4;
        }

        .cta-text {
            font-size: 1rem;
            color: rgba(255, 255, 255, 0.85);
            max-width: 560px;
            margin: 0 auto 1.8rem;
        }

        .btn-white-custom {
            background: #fff;
            color: var(--primary-deep);
            border: none;
            border-radius: var(--radius-btn);
            padding: .875rem 2.5rem;
            font-weight: 700;
            font-size: .9375rem;
            display: inline-flex;
            align-items: center;
            gap: .5rem;
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
            transition: all .3s ease;
        }

        .btn-white-custom:hover {
            background: #FFEFD6;
            color: var(--primary-deep);
            transform: translateY(-2px);
            box-shadow: 0 12px 30px rgba(0, 0, 0, 0.15);
        }

        .btn-white-custom:active {
            transform: scale(0.98);
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: var(--dark);
            color: #9BA29B;
            padding: 3.5rem 0 0;
        }

        .site-footer .container {
            padding-bottom: 2.5rem;
        }

        .footer-brand {
            font-size: 1.25rem;
            font-weight: 800;
            color: #fff;
            display: flex;
            align-items: center;
            gap: .6rem;
            margin-bottom: .8rem;
        }

        .footer-brand .brand-stamp {
            background: var(--gradient-brand);
            color: var(--dark);
            width: 30px;
            height: 30px;
            border-radius: 9px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: .9rem;
            font-weight: 900;
        }

        .footer-desc {
            font-size: .875rem;
            line-height: 1.75;
            color: #8A928A;
        }

        .footer-title {
            font-size: .9375rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 1rem;
        }

        .footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .footer-links li {
            margin-bottom: .5rem;
        }

        .footer-links a {
            font-size: .875rem;
            color: #9BA29B;
            transition: all .3s ease;
            display: inline-flex;
            align-items: center;
            gap: .35rem;
        }

        .footer-links a:hover {
            color: var(--primary);
            transform: translateX(2px);
            text-decoration: none;
        }

        .footer-contact {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .footer-contact li {
            font-size: .875rem;
            color: #9BA29B;
            margin-bottom: .5rem;
            display: flex;
            align-items: flex-start;
            gap: .5rem;
        }

        .footer-contact li i {
            color: var(--primary);
            font-size: .8125rem;
            margin-top: .25rem;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.07);
            padding: 1.2rem 0;
            text-align: center;
            font-size: .8125rem;
            color: #6F756F;
        }

        @media (max-width: 767.98px) {
            .site-footer {
                padding-top: 2.5rem;
            }
            .footer-brand {
                margin-bottom: 2rem;
            }
        }

        /* ===== 焦点可见性 ===== */
        a:focus-visible,
        button:focus-visible,
        .accordion-button:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 2px;
        }

        /* ===== 通用微交互 ===== */
        ::selection {
            background: rgba(201, 151, 75, 0.25);
        }

/* roulang page: index */
/* ========== 设计变量 ========== */
        :root {
            --primary: #C9974B;
            --primary-deep: #8A5A2E;
            --accent: #7CA6A0;
            --dark: #1F2421;
            --bg: #FAF7F2;
            --card-bg: #FFFFFF;
            --text: #3D3A36;
            --text-muted: #8A857F;
            --gradient-brand: linear-gradient(135deg, #D4A24C 0%, #B87B31 55%, #8A5A2E 100%);
            --radius-lg: 20px;
            --radius-md: 14px;
            --radius-sml: 10px;
            --shadow-sm: 0 12px 32px rgba(31, 26, 23, 0.08);
            --shadow-hover: 0 20px 44px rgba(31, 26, 23, 0.14);
            --border-light: rgba(0, 0, 0, 0.04);
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', system-ui, sans-serif;
            background: var(--bg);
            color: var(--text);
            line-height: 1.75;
            overflow-x: hidden;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color 0.3s ease;
        }

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

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

        button,
        input,
        select,
        textarea {
            font: inherit;
            border: none;
            outline: none;
            background: none;
        }

        :focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 2px;
            border-radius: 4px;
        }

        /* ========== 容器 ========== */
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 20px;
            padding-right: 20px;
        }

        /* ========== 区块基础 ========== */
        section {
            padding: 5rem 0;
        }

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

        .section-header h2 {
            font-size: clamp(1.6rem, 3vw, 2.2rem);
            font-weight: 700;
            color: var(--dark);
            line-height: 1.3;
            margin-bottom: 0.75rem;
        }

        .section-header p {
            font-size: 1rem;
            color: var(--text-muted);
            line-height: 1.75;
        }

        .section-header::after {
            content: "";
            display: block;
            width: 40px;
            height: 4px;
            border-radius: 999px;
            background: var(--gradient-brand);
            margin: 1rem auto 0;
        }

        /* ========== 导航 ========== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background: rgba(250, 247, 242, 0.85);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            transition: box-shadow 0.4s ease, border-bottom 0.4s ease;
            border-bottom: 1px solid rgba(0, 0, 0, 0.04);
        }

        .site-header.is-scrolled {
            box-shadow: 0 12px 32px rgba(31, 26, 23, 0.08);
            border-bottom: 1px solid rgba(0, 0, 0, 0.06);
        }

        .navbar {
            padding: 0;
            min-height: 72px;
        }

        .navbar-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 0;
            margin-right: 2rem;
        }

        .brand-badge {
            width: 38px;
            height: 38px;
            border-radius: 50%;
            background: var(--gradient-brand);
            color: #1F2421;
            font-size: 1.15rem;
            font-weight: 800;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            box-shadow: 0 4px 14px rgba(201, 151, 75, 0.35);
        }

        .brand-text {
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--dark);
            letter-spacing: 0.02em;
        }

        .navbar .nav-link {
            font-size: 1rem;
            font-weight: 500;
            color: var(--text);
            padding: 0.5rem 1rem;
            margin: 0 0.25rem;
            border-radius: 999px;
            position: relative;
            transition: all 0.3s ease;
        }

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

        .navbar .nav-link.active {
            color: var(--primary-deep);
            background: rgba(201, 151, 75, 0.12);
        }

        .navbar .nav-link.active::after {
            content: "";
            position: absolute;
            left: 50%;
            bottom: 2px;
            transform: translateX(-50%);
            width: 24px;
            height: 4px;
            border-radius: 999px;
            background: var(--gradient-brand);
        }

        .navbar-toggler {
            border: none;
            padding: 0.5rem 0.75rem;
            border-radius: 10px;
        }

        .navbar-toggler:focus {
            box-shadow: 0 0 0 3px rgba(201, 151, 75, 0.3);
        }

        .navbar-toggler-icon {
            background-image: url("data:image/svg+xml,%3csvg viewBox='0 0 30 30' xmlns='http://www.w3.org/2000/svg'%3e%3cpath stroke='%231F2421' stroke-width='2' stroke-linecap='round' stroke-miterlimit='10' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
        }

        @media (max-width: 991.98px) {
            .navbar-collapse {
                position: absolute;
                top: calc(100% + 8px);
                left: 20px;
                right: 20px;
                background: #fff;
                border-radius: 16px;
                box-shadow: 0 16px 40px rgba(31, 26, 23, 0.12);
                padding: 1rem;
            }

            .navbar .nav-link {
                padding: 0.75rem 1rem;
                border-radius: 10px;
                margin: 0.125rem 0;
            }

            .navbar .nav-link.active {
                background: rgba(201, 151, 75, 0.12);
            }

            .navbar .nav-link.active::after {
                display: none;
            }
        }

        /* ========== Hero ========== */
        .hero {
            position: relative;
            min-height: 80vh;
            display: flex;
            align-items: center;
            background: linear-gradient(100deg, #1F2421 20%, rgba(31, 36, 33, 0.75) 60%, rgba(31, 36, 33, 0.4) 100%), url('/assets/images/backpic/back-1.jpg') center/cover no-repeat;
            padding: 9rem 0 5rem;
            overflow: hidden;
        }

        .hero-content {
            position: relative;
            z-index: 2;
            max-width: 760px;
            margin-left: 0;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 0.4rem 1.2rem;
            border-radius: 999px;
            border: 1px solid rgba(201, 151, 75, 0.6);
            background: rgba(255, 255, 255, 0.08);
            color: var(--primary);
            font-size: 0.875rem;
            font-weight: 600;
            letter-spacing: 0.05em;
            margin-bottom: 1.5rem;
        }

        .hero h1 {
            font-size: clamp(2.1rem, 4.2vw, 3.2rem);
            font-weight: 800;
            line-height: 1.25;
            color: #fff;
            margin-bottom: 1.5rem;
            text-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
        }

        .hero-sub {
            font-size: 1.125rem;
            line-height: 1.85;
            color: rgba(255, 255, 255, 0.9);
            max-width: 620px;
            margin-bottom: 2rem;
        }

        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 1rem;
            margin-bottom: 2.5rem;
        }

        .btn-gold {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            background: var(--gradient-brand);
            color: #fff;
            font-weight: 700;
            font-size: 1rem;
            padding: 0.875rem 2.25rem;
            border-radius: 999px;
            border: none;
            transition: all 0.3s ease;
            box-shadow: 0 8px 24px rgba(201, 151, 75, 0.35);
            cursor: pointer;
        }

        .btn-gold:hover {
            background: linear-gradient(135deg, #e0ae58 0%, #c98a3a 55%, #9b6834 100%);
            transform: translateY(-2px);
            box-shadow: 0 12px 30px rgba(201, 151, 75, 0.45);
            color: #fff;
        }

        .btn-gold:active {
            transform: scale(0.98);
        }

        .btn-outline-light-gold {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            background: transparent;
            color: #fff;
            font-weight: 600;
            font-size: 1rem;
            padding: 0.875rem 2.25rem;
            border-radius: 999px;
            border: 1px solid rgba(201, 151, 75, 0.6);
            transition: all 0.3s ease;
            cursor: pointer;
        }

        .btn-outline-light-gold:hover {
            background: rgba(201, 151, 75, 0.15);
            border-color: var(--primary);
            color: #fff;
            transform: translateY(-2px);
        }

        .btn-outline-light-gold:active {
            transform: scale(0.98);
        }

        .hero-stats {
            display: flex;
            flex-wrap: wrap;
            gap: 1rem;
            margin-bottom: 2rem;
        }

        .stat-card {
            background: rgba(255, 255, 255, 0.15);
            backdrop-filter: blur(8px);
            -webkit-backdrop-filter: blur(8px);
            border: 1px solid rgba(255, 255, 255, 0.2);
            border-radius: 16px;
            padding: 1rem 1.5rem;
            text-align: center;
            min-width: 120px;
        }

        .stat-num {
            display: block;
            font-size: 1.6rem;
            font-weight: 800;
            color: var(--primary);
            line-height: 1.2;
            text-shadow: 0 2px 8px rgba(201, 151, 75, 0.3);
        }

        .stat-label {
            display: block;
            font-size: 0.8125rem;
            color: rgba(255, 255, 255, 0.75);
            margin-top: 4px;
        }

        .hero-flashbar {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 1rem;
            background: rgba(255, 255, 255, 0.1);
            border: 1px solid rgba(201, 151, 75, 0.3);
            border-radius: 14px;
            padding: 0.75rem 1.25rem;
            max-width: 600px;
        }

        .flash-item {
            display: flex;
            align-items: center;
            gap: 8px;
            color: rgba(255, 255, 255, 0.9);
            font-size: 0.875rem;
        }

        .flash-item i {
            color: var(--primary);
        }

        .flash-countdown {
            font-weight: 700;
            color: var(--primary);
            letter-spacing: 0.03em;
        }

        .flash-link {
            color: var(--primary);
            font-size: 0.875rem;
            font-weight: 600;
            margin-left: auto;
        }

        .flash-link i {
            margin-left: 4px;
            transition: transform 0.3s;
        }

        .flash-link:hover i {
            transform: translateX(3px);
        }

        /* ========== 功能分组 ========== */
        .features-section {
            background: var(--bg);
        }

        .features-grid .feature-card {
            display: block;
            height: 100%;
            background: var(--card-bg);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-lg);
            padding: 2rem 1.75rem;
            box-shadow: var(--shadow-sm);
            transition: all 0.4s ease;
        }

        .features-grid .feature-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-hover);
            border-color: rgba(201, 151, 75, 0.15);
        }

        .feature-icon {
            width: 56px;
            height: 56px;
            border-radius: var(--radius-md);
            background: var(--gradient-brand);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            color: #fff;
            margin-bottom: 1.25rem;
            box-shadow: 0 6px 16px rgba(201, 151, 75, 0.3);
            transition: transform 0.3s ease;
        }

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

        .feature-card h3 {
            font-size: 1.125rem;
            font-weight: 700;
            color: var(--dark);
            margin-bottom: 0.5rem;
        }

        .feature-card p {
            font-size: 0.9375rem;
            color: var(--text-muted);
            line-height: 1.7;
            margin: 0;
        }

        /* ========== 使用场景 ========== */
        .scenario-section {
            background: #F3EEE8;
        }

        .scenario-block {
            align-items: center;
            margin-bottom: 4rem;
        }

        .scenario-block:last-child {
            margin-bottom: 0;
        }

        .scenario-img {
            border-radius: 24px;
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            position: relative;
        }

        .scenario-img img {
            width: 100%;
            height: 300px;
            object-fit: cover;
            object-position: center;
            transform: scale(1.001);
            transition: transform 0.6s ease;
        }

        .scenario-img::after {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(to top, rgba(31, 36, 33, 0.08), transparent 40%);
            pointer-events: none;
        }

        .scenario-block:hover .scenario-img img {
            transform: scale(1.02);
        }

        .scenario-img-meta {
            position: absolute;
            left: 1rem;
            bottom: 0.75rem;
            z-index: 2;
            font-size: 0.8125rem;
            color: rgba(255, 255, 255, 0.9);
            background: rgba(31, 36, 33, 0.55);
            backdrop-filter: blur(4px);
            border-radius: 999px;
            padding: 0.25rem 0.75rem;
        }

        .scenario-text {
            padding: 1rem 0;
        }

        .scenario-tag {
            display: inline-block;
            padding: 0.25rem 0.9rem;
            border-radius: 999px;
            background: rgba(124, 166, 160, 0.15);
            color: var(--accent);
            font-size: 0.8125rem;
            font-weight: 600;
            margin-bottom: 1rem;
        }

        .scenario-text h3 {
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--dark);
            margin-bottom: 0.75rem;
            line-height: 1.4;
        }

        .scenario-text p {
            font-size: 1rem;
            color: var(--text-muted);
            line-height: 1.75;
            margin-bottom: 1.25rem;
        }

        .scenario-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            color: var(--primary);
            font-weight: 600;
            font-size: 0.9375rem;
            border-bottom: 2px dashed var(--primary);
            padding-bottom: 2px;
            transition: all 0.3s ease;
        }

        .scenario-link:hover {
            color: var(--primary-deep);
            border-bottom-color: var(--primary-deep);
            gap: 10px;
        }

        /* ========== 成功案例 ========== */
        .cases-section {
            background: var(--bg);
        }

        .case-card {
            background: var(--card-bg);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            overflow: hidden;
            transition: all 0.4s ease;
            margin-bottom: 2rem;
        }

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

        .case-card:last-child {
            margin-bottom: 2rem;
        }

        .case-card:nth-child(2) {
            margin-top: 0;
        }

        @media (min-width: 992px) {
            .case-card:nth-child(2) {
                margin-top: 1.25rem;
            }
        }

        .case-cover {
            position: relative;
            border-radius: 0;
            overflow: hidden;
        }

        .case-cover img {
            width: 100%;
            height: 200px;
            object-fit: cover;
            object-position: center;
            transition: transform 0.5s ease;
        }

        .case-card:hover .case-cover img {
            transform: scale(1.03);
        }

        .case-cover::after {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, transparent 60%, rgba(31, 36, 33, 0.35));
        }

        .case-tag {
            position: absolute;
            top: 1rem;
            left: 1rem;
            z-index: 2;
            background: rgba(255, 255, 255, 0.92);
            backdrop-filter: blur(4px);
            color: var(--primary-deep);
            font-size: 0.75rem;
            font-weight: 700;
            padding: 0.3rem 1rem;
            border-radius: 999px;
            box-shadow: 0 4px 12px rgba(31, 26, 23, 0.1);
        }

        .case-body {
            padding: 1.5rem 1.5rem 1.5rem;
        }

        .case-header {
            display: flex;
            justify-content: space-between;
            align-items: flex-start;
            margin-bottom: 0.75rem;
        }

        .case-header h3 {
            font-size: 1.125rem;
            font-weight: 700;
            color: var(--dark);
            margin: 0;
            line-height: 1.3;
        }

        .case-rating {
            background: var(--gradient-brand);
            color: #fff;
            font-weight: 800;
            font-size: 0.875rem;
            padding: 0.3rem 0.75rem;
            border-radius: 999px;
            white-space: nowrap;
            transition: transform 0.3s ease;
        }

        .case-card:hover .case-rating {
            transform: scale(1.05);
        }

        .case-body p {
            font-size: 0.9375rem;
            color: var(--text-muted);
            line-height: 1.7;
            margin-bottom: 1rem;
        }

        .case-meta {
            display: flex;
            align-items: center;
            gap: 0.75rem;
            font-size: 0.8125rem;
            color: var(--text-muted);
            border-top: 1px solid rgba(0, 0, 0, 0.05);
            padding-top: 0.75rem;
        }

        .case-meta i {
            color: var(--primary);
        }

        .case-meta .comment-count {
            margin-left: auto;
            display: flex;
            align-items: center;
            gap: 4px;
        }

        /* ========== 价格区 ========== */
        .pricing-section {
            background: #F3EEE8;
        }

        .pricing-card {
            background: var(--card-bg);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-sm);
            padding: 2.5rem 2rem;
            text-align: center;
            position: relative;
            height: 100%;
            display: flex;
            flex-direction: column;
            justify-content: flex-start;
            transition: all 0.4s ease;
            margin-bottom: 2rem;
        }

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

        .pricing-card.featured {
            background: linear-gradient(180deg, rgba(201, 151, 75, 0.04), #fff 30%);
            border: 2px solid var(--primary);
            transform: scale(1.02);
            box-shadow: 0 16px 40px rgba(201, 151, 75, 0.18);
            position: relative;
            overflow: hidden;
        }

        .pricing-card.featured::before {
            content: "老罗最常去";
            position: absolute;
            top: 0;
            left: 50%;
            transform: translateX(-50%);
            background: var(--gradient-brand);
            color: #fff;
            font-size: 0.75rem;
            font-weight: 700;
            padding: 0.35rem 1.25rem;
            border-radius: 0 0 12px 12px;
            box-shadow: 0 4px 12px rgba(201, 151, 75, 0.3);
        }

        .pricing-card.featured:hover {
            transform: scale(1.02) translateY(-4px);
        }

        .pricing-name {
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--dark);
            margin-bottom: 0.5rem;
        }

        .pricing-price {
            font-size: 2rem;
            font-weight: 800;
            color: var(--primary-deep);
            margin-bottom: 1.25rem;
        }

        .pricing-price small {
            font-size: 0.875rem;
            font-weight: 400;
            color: var(--text-muted);
        }

        .pricing-features {
            list-style: none;
            padding: 0;
            margin: 0 0 2rem;
            text-align: left;
        }

        .pricing-features li {
            padding: 0.5rem 0;
            font-size: 0.9375rem;
            color: var(--text);
            line-height: 1.6;
        }

        .pricing-features li i {
            color: var(--primary);
            margin-right: 8px;
        }

        .btn-pricing {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: 0;
            border: 1px solid var(--primary);
            color: var(--primary-deep);
            font-weight: 600;
            font-size: 0.9375rem;
            padding: 0.625rem 1.5rem;
            border-radius: 999px;
            transition: all 0.3s ease;
            margin-top: auto;
            cursor: pointer;
        }

        .btn-pricing:hover {
            background: var(--gradient-brand);
            border-color: transparent;
            color: #fff;
            transform: translateY(-2px);
        }

        .btn-pricing:active {
            transform: scale(0.98);
        }

        /* ========== 资讯区 ========== */
        .news-section {
            background: var(--bg);
        }

        .news-list {
            display: flex;
            flex-direction: column;
            gap: 1rem;
        }

        .news-item {
            display: flex;
            align-items: center;
            gap: 1rem;
            background: var(--card-bg);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-md);
            padding: 1rem 1.25rem;
            box-shadow: var(--shadow-sm);
            transition: all 0.3s ease;
        }

        .news-item:hover {
            box-shadow: var(--shadow-hover);
            transform: translateX(4px);
        }

        .news-item-cat {
            flex-shrink: 0;
            background: rgba(124, 166, 160, 0.15);
            color: var(--accent);
            font-size: 0.75rem;
            font-weight: 700;
            padding: 0.2rem 0.75rem;
            border-radius: 999px;
        }

        .news-item-title {
            flex: 1;
            font-size: 0.9375rem;
            font-weight: 600;
            color: var(--text);
            line-height: 1.5;
            overflow: hidden;
            text-overflow: ellipsis;
            white-space: nowrap;
        }

        .news-item-date {
            flex-shrink: 0;
            font-size: 0.8125rem;
            color: var(--text-muted);
            white-space: nowrap;
        }

        .news-sidebar {
            background: var(--card-bg);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-sm);
            padding: 1.75rem;
        }

        .news-sidebar h3 {
            font-size: 1.125rem;
            font-weight: 700;
            color: var(--dark);
            margin-bottom: 1.25rem;
            position: relative;
            padding-bottom: 0.75rem;
        }

        .news-sidebar h3::after {
            content: "";
            display: block;
            width: 36px;
            height: 3px;
            background: var(--gradient-brand);
            border-radius: 999px;
            margin-top: 0.5rem;
        }

        .sidebar-rank {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .sidebar-rank li {
            display: flex;
            gap: 0.75rem;
            align-items: flex-start;
            padding: 0.75rem 0;
            border-bottom: 1px solid rgba(0, 0, 0, 0.04);
        }

        .sidebar-rank li:last-child {
            border-bottom: none;
        }

        .rank-num {
            flex-shrink: 0;
            width: 24px;
            height: 24px;
            border-radius: 50%;
            background: rgba(201, 151, 75, 0.15);
            color: var(--primary-deep);
            font-size: 0.8125rem;
            font-weight: 700;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .sidebar-rank li:nth-child(-n+3) .rank-num {
            background: var(--gradient-brand);
            color: #fff;
        }

        .rank-text {
            font-size: 0.875rem;
            color: var(--text);
            line-height: 1.5;
            transition: color 0.3s;
        }

        .sidebar-rank li:hover .rank-text {
            color: var(--primary);
        }

        .news-tags {
            margin-top: 1.5rem;
            display: flex;
            flex-wrap: wrap;
            gap: 0.5rem;
        }

        .news-tags .tag {
            background: var(--bg);
            border: 1px solid rgba(0, 0, 0, 0.04);
            border-radius: 999px;
            padding: 0.25rem 0.9rem;
            font-size: 0.8125rem;
            color: var(--text-muted);
            transition: all 0.3s;
        }

        .news-tags .tag:hover {
            background: rgba(201, 151, 75, 0.1);
            color: var(--primary-deep);
            border-color: rgba(201, 151, 75, 0.2);
        }

        /* ========== 安全体系 ========== */
        .safety-section {
            background: var(--dark);
            color: rgba(255, 255, 255, 0.85);
        }

        .safety-section .section-header h2 {
            color: #fff;
        }

        .safety-section .section-header p {
            color: rgba(255, 255, 255, 0.6);
        }

        .safety-section .section-header::after {
            background: var(--gradient-brand);
        }

        .safety-grid .safety-item {
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: var(--radius-lg);
            padding: 2rem 1.75rem;
            height: 100%;
            text-align: center;
            transition: all 0.3s ease;
        }

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

        .safety-icon {
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: rgba(201, 151, 75, 0.2);
            border: 1px solid rgba(201, 151, 75, 0.4);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.4rem;
            color: var(--primary);
            margin: 0 auto 1rem;
        }

        .safety-item h3 {
            font-size: 1rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 0.5rem;
        }

        .safety-item p {
            font-size: 0.875rem;
            color: rgba(255, 255, 255, 0.6);
            line-height: 1.65;
            margin: 0;
        }

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

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

        .accordion-item {
            background: var(--card-bg);
            border: 1px solid var(--border-light);
            border-radius: 16px !important;
            margin-bottom: 1rem;
            box-shadow: var(--shadow-sm);
            overflow: hidden;
        }

        .accordion-button {
            background: var(--card-bg);
            color: var(--text);
            font-size: 1rem;
            font-weight: 600;
            padding: 1.25rem 1.5rem;
            border: none;
            transition: all 0.3s ease;
        }

        .accordion-button:not(.collapsed) {
            background: #FBF6EE;
            color: var(--primary-deep);
            box-shadow: none;
            border-left: 4px solid var(--primary);
        }

        .accordion-button:focus {
            box-shadow: 0 0 0 3px rgba(201, 151, 75, 0.3);
            border-radius: 16px;
        }

        .accordion-button::after {
            background-image: url("data:image/svg+xml,%3csvg viewBox='0 0 16 16' fill='%23C9974B' xmlns='http://www.w3.org/2000/svg'%3e%3cpath fill-rule='evenodd' d='M1.646 4.646a.5.5 0 0 1 .708 0L8 10.293l5.646-5.647a.5.5 0 0 1 .708.708l-6 6a.5.5 0 0 1-.708 0l-6-6a.5.5 0 0 1 0-.708z'/%3e%3c/svg%3e");
            transition: transform 0.35s ease;
        }

        .accordion-button:not(.collapsed)::after {
            transform: rotate(180deg);
        }

        .accordion-body {
            background: var(--card-bg);
            padding: 1.25rem 1.5rem;
            border-top: 1px solid rgba(0, 0, 0, 0.04);
            font-size: 0.9375rem;
            line-height: 1.8;
            color: var(--text-muted);
        }

        .accordion-item:has(.accordion-button:not(.collapsed)) {
            border-left: 4px solid var(--primary);
        }

        /* ========== CTA 条 ========== */
        .cta-section {
            background: linear-gradient(135deg, rgba(31, 36, 33, 0.9), rgba(31, 36, 33, 0.7)), url('/assets/images/backpic/back-2.jpg') center/cover fixed no-repeat;
            position: relative;
            overflow: hidden;
            padding: 5rem 0;
        }

        .cta-section::before {
            content: "";
            position: absolute;
            top: -50px;
            right: -50px;
            width: 180px;
            height: 180px;
            border-radius: 50%;
            background: rgba(201, 151, 75, 0.12);
            filter: blur(40px);
        }

        .cta-content {
            text-align: center;
            max-width: 640px;
            margin: 0 auto;
        }

        .cta-content h2 {
            font-size: clamp(1.5rem, 2.5vw, 2rem);
            font-weight: 700;
            color: #fff;
            margin-bottom: 1rem;
            line-height: 1.4;
        }

        .cta-content p {
            font-size: 1rem;
            color: rgba(255, 255, 255, 0.75);
            line-height: 1.75;
            margin-bottom: 2rem;
        }

        .btn-white-gold {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            background: #fff;
            color: var(--primary-deep);
            font-weight: 700;
            font-size: 1rem;
            padding: 0.875rem 2.5rem;
            border-radius: 999px;
            border: none;
            box-shadow: 0 8px 24px rgba(201, 151, 75, 0.4);
            cursor: pointer;
            transition: all 0.3s ease;
        }

        .btn-white-gold:hover {
            background: var(--bg);
            transform: translateY(-2px);
            box-shadow: 0 12px 30px rgba(201, 151, 75, 0.5);
            color: var(--primary-deep);
        }

        .btn-white-gold:active {
            transform: scale(0.98);
        }

        /* ========== 页脚 ========== */
        .site-footer {
            background: var(--dark);
            color: rgba(255, 255, 255, 0.7);
            padding: 4rem 0 0;
        }

        .footer-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 1rem;
        }

        .footer-brand .brand-badge {
            box-shadow: 0 4px 14px rgba(201, 151, 75, 0.25);
        }

        .footer-brand .brand-text {
            color: #fff;
            font-size: 1.25rem;
        }

        .footer-desc {
            font-size: 0.875rem;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.55);
            max-width: 300px;
        }

        .footer-title {
            font-size: 1rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 1rem;
        }

        .footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .footer-links li {
            margin-bottom: 0.5rem;
        }

        .footer-links a {
            color: rgba(255, 255, 255, 0.55);
            font-size: 0.875rem;
            transition: all 0.3s ease;
        }

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

        .footer-contact {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .footer-contact li {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            font-size: 0.875rem;
            color: rgba(255, 255, 255, 0.55);
            margin-bottom: 0.75rem;
        }

        .footer-contact i {
            color: var(--primary);
            width: 20px;
            text-align: center;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            margin-top: 3rem;
            padding: 1.5rem 0;
            text-align: center;
            font-size: 0.8125rem;
            color: rgba(255, 255, 255, 0.4);
        }

        /* ========== 响应式适配 ========== */
        @media (max-width: 1199.98px) {
            .scenario-img img {
                height: 260px;
            }
        }

        @media (max-width: 991.98px) {
            section {
                padding: 3.5rem 0;
            }

            .hero {
                min-height: auto;
                padding: 7rem 0 4rem;
            }

            .hero-stats {
                gap: 0.75rem;
            }

            .stat-card {
                min-width: 100px;
                padding: 0.75rem 1rem;
            }

            .scenario-block {
                margin-bottom: 2.5rem;
            }

            .scenario-img img {
                height: 240px;
            }

            .scenario-text {
                padding: 1.5rem 0 0;
            }

            .news-sidebar {
                margin-top: 2rem;
            }
        }

        @media (max-width: 767.98px) {
            .hero {
                padding: 6.5rem 0 3rem;
                text-align: center;
                background: linear-gradient(180deg, #1F2421 30%, rgba(31, 36, 33, 0.85) 100%), url('/assets/images/backpic/back-1.jpg') center/cover no-repeat;
            }

            .hero-content {
                display: flex;
                flex-direction: column;
                align-items: center;
            }

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

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

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

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

            .stat-card {
                flex: 1 1 30%;
                min-width: 0;
                padding: 0.75rem 0.5rem;
            }

            .hero-flashbar {
                flex-direction: column;
                align-items: flex-start;
                width: 100%;
            }

            .flash-link {
                margin-left: 0;
            }

            .news-item {
                flex-wrap: wrap;
            }

            .news-item-title {
                white-space: normal;
                flex-basis: 60%;
            }

            .case-card:nth-child(2) {
                margin-top: 0;
            }

            .footer-bottom {
                font-size: 0.75rem;
            }
        }

        @media (max-width: 575.98px) {
            .section-header h2 {
                font-size: 1.4rem;
            }

            .hero h1 {
                font-size: 1.8rem;
            }

            .brand-text {
                font-size: 1.1rem;
            }

            .brand-badge {
                width: 34px;
                height: 34px;
                font-size: 1rem;
            }

            .features-grid .feature-card {
                padding: 1.5rem 1.25rem;
            }

            .scenario-text h3 {
                font-size: 1.1rem;
            }

            .scenario-block {
                margin-bottom: 2rem;
            }

            .pricing-card {
                padding: 2rem 1.25rem;
            }

            .pricing-card.featured::before {
                font-size: 0.6875rem;
            }

            .news-item-cat {
                display: none;
            }

            .news-item-date {
                width: 100%;
                padding-left: 0;
            }

            .faq-accordion {
                margin: 0 0.5rem;
            }
        }