/* ========== 设计变量 ========== */
        :root {
            --primary: #1e6f9e;
            --primary-dark: #145a80;
            --primary-light: #e8f2f8;
            --accent: #c9a87c;
            --accent-dark: #b08d5e;
            --accent-light: #f5ede1;
            --bg: #f6f8fb;
            --white: #ffffff;
            --text: #213547;
            --text-muted: #6c7a89;
            --border: #e3e8ee;
            --radius: 16px;
            --radius-sm: 10px;
            --shadow: 0 4px 24px rgba(30, 111, 158, 0.08);
            --shadow-lg: 0 8px 40px rgba(30, 111, 158, 0.12);
            --transition: all 0.3s ease;
        }

        /* ========== 基础重置 ========== */
        * {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
            background: var(--bg);
            color: var(--text);
            line-height: 1.7;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
        }
        img {
            max-width: 100%;
            display: block;
        }
        a {
            text-decoration: none;
            color: var(--primary);
            transition: var(--transition);
        }
        a:hover {
            color: var(--primary-dark);
        }
        ul,
        ol {
            list-style: none;
        }
        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
        }
        ::selection {
            background: var(--primary-light);
            color: var(--primary-dark);
        }

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

        /* ========== 导航（双层） ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: var(--white);
            box-shadow: 0 1px 12px rgba(30, 111, 158, 0.07);
            border-bottom: 1px solid var(--border);
        }
        .header-top {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 14px 0;
            gap: 16px;
        }
        .brand {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        .brand-icon {
            width: 42px;
            height: 42px;
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 20px;
            box-shadow: var(--shadow);
        }
        .brand-name {
            font-size: 20px;
            font-weight: 700;
            color: var(--text);
            line-height: 1.3;
            letter-spacing: 0.5px;
        }
        .brand-name span {
            color: var(--primary);
        }
        .brand-sub {
            font-size: 12px;
            color: var(--text-muted);
            font-weight: 400;
            line-height: 1.2;
            margin-top: 2px;
        }
        .header-actions {
            display: flex;
            align-items: center;
            gap: 16px;
        }
        .header-search {
            display: flex;
            align-items: center;
            background: var(--bg);
            border: 1px solid var(--border);
            border-radius: 30px;
            padding: 6px 16px;
            gap: 8px;
            transition: var(--transition);
        }
        .header-search:focus-within {
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(30, 111, 158, 0.1);
        }
        .header-search input {
            border: none;
            outline: none;
            background: transparent;
            font-size: 14px;
            width: 180px;
            color: var(--text);
        }
        .header-search i {
            color: var(--text-muted);
            font-size: 14px;
        }
        .btn-cta {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--primary);
            color: #fff;
            padding: 10px 22px;
            border-radius: 30px;
            font-size: 14px;
            font-weight: 600;
            border: none;
            cursor: pointer;
            transition: var(--transition);
            box-shadow: 0 4px 15px rgba(30, 111, 158, 0.25);
        }
        .btn-cta:hover {
            background: var(--primary-dark);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(30, 111, 158, 0.3);
        }
        .btn-cta:focus {
            outline: 3px solid rgba(30, 111, 158, 0.3);
        }

        /* 第二行 tabs */
        .header-nav {
            border-top: 1px solid var(--border);
            padding: 0;
            background: var(--white);
        }
        .nav-tabs-line {
            display: flex;
            gap: 4px;
            overflow-x: auto;
            padding: 8px 0;
            scrollbar-width: none;
        }
        .nav-tabs-line::-webkit-scrollbar {
            display: none;
        }
        .nav-tabs-line .nav-item {
            white-space: nowrap;
        }
        .nav-tabs-line .nav-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 18px;
            border-radius: 30px;
            font-size: 14px;
            font-weight: 500;
            color: var(--text-muted);
            background: transparent;
            border: none;
            transition: var(--transition);
        }
        .nav-tabs-line .nav-link:hover {
            background: var(--primary-light);
            color: var(--primary);
        }
        .nav-tabs-line .nav-link.active {
            background: var(--primary);
            color: #fff;
            box-shadow: 0 4px 12px rgba(30, 111, 158, 0.25);
        }
        .nav-tabs-line .nav-link i {
            font-size: 13px;
        }

        /* ========== Hero ========== */
        .hero {
            position: relative;
            background: linear-gradient(135deg, rgba(18, 38, 58, 0.92), rgba(30, 111, 158, 0.85)), url('/assets/images/backpic/back-1.jpg') center/cover no-repeat;
            color: #fff;
            padding: 80px 0 90px;
            overflow: hidden;
        }
        .hero::after {
            content: '';
            position: absolute;
            bottom: -40px;
            left: 0;
            right: 0;
            height: 80px;
            background: linear-gradient(to bottom, transparent, var(--bg));
        }
        .hero .container {
            position: relative;
            z-index: 2;
        }
        .hero-row {
            display: grid;
            grid-template-columns: 1.1fr 0.9fr;
            gap: 50px;
            align-items: center;
        }
        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 255, 255, 0.15);
            border: 1px solid rgba(255, 255, 255, 0.2);
            padding: 6px 16px;
            border-radius: 30px;
            font-size: 13px;
            letter-spacing: 1px;
            color: rgba(255, 255, 255, 0.9);
            margin-bottom: 20px;
            backdrop-filter: blur(4px);
        }
        .hero-badge i {
            color: var(--accent);
        }
        .hero h1 {
            font-size: 36px;
            font-weight: 800;
            line-height: 1.4;
            margin-bottom: 16px;
            letter-spacing: 0.5px;
        }
        .hero-desc {
            font-size: 16px;
            color: rgba(255, 255, 255, 0.85);
            max-width: 540px;
            margin-bottom: 24px;
            line-height: 1.8;
        }
        .hero-btns {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            margin-bottom: 28px;
        }
        .btn-light {
            background: #fff;
            color: var(--primary);
            padding: 12px 28px;
            border-radius: 30px;
            font-weight: 600;
            font-size: 15px;
            border: none;
            cursor: pointer;
            transition: var(--transition);
            box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }
        .btn-light:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
            color: var(--primary-dark);
        }
        .btn-outline-light {
            background: transparent;
            color: #fff;
            padding: 12px 28px;
            border-radius: 30px;
            font-weight: 500;
            font-size: 15px;
            border: 1.5px solid rgba(255, 255, 255, 0.4);
            cursor: pointer;
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }
        .btn-outline-light:hover {
            border-color: #fff;
            background: rgba(255, 255, 255, 0.1);
            color: #fff;
        }
        .hero-stats {
            display: flex;
            flex-wrap: wrap;
            gap: 24px;
            padding-top: 8px;
        }
        .hero-stat {
            display: flex;
            flex-direction: column;
        }
        .hero-stat strong {
            font-size: 24px;
            font-weight: 800;
            color: #fff;
        }
        .hero-stat span {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.7);
        }

        /* Hero 右侧数据榜单 */
        .hero-board {
            background: rgba(255, 255, 255, 0.1);
            border: 1px solid rgba(255, 255, 255, 0.2);
            border-radius: var(--radius);
            padding: 24px;
            backdrop-filter: blur(8px);
            box-shadow: 0 12px 40px rgba(0, 0, 0, 0.15);
        }
        .hero-board-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 18px;
            padding-bottom: 14px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.15);
        }
        .hero-board-header h3 {
            font-size: 16px;
            font-weight: 600;
            color: #fff;
            margin: 0;
        }
        .hero-board-header span {
            font-size: 12px;
            color: rgba(255, 255, 255, 0.6);
        }
        .board-item {
            display: flex;
            align-items: center;
            gap: 14px;
            padding: 12px 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            transition: var(--transition);
        }
        .board-item:last-child {
            border-bottom: none;
        }
        .board-rank {
            width: 30px;
            height: 30px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.15);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 13px;
            font-weight: 700;
            color: #fff;
            flex-shrink: 0;
        }
        .board-rank.top {
            background: linear-gradient(135deg, #f5c56b, var(--accent));
            color: #fff;
        }
        .board-info {
            flex: 1;
        }
        .board-info strong {
            display: block;
            font-size: 15px;
            color: #fff;
        }
        .board-info span {
            font-size: 12px;
            color: rgba(255, 255, 255, 0.6);
        }
        .board-score {
            text-align: right;
            font-size: 14px;
            color: var(--accent);
            font-weight: 700;
        }
        .board-score small {
            display: block;
            font-size: 11px;
            color: rgba(255, 255, 255, 0.5);
            font-weight: 400;
        }

        /* ========== 通用板块 ========== */
        .section {
            padding: 70px 0;
        }
        .section-header {
            text-align: center;
            max-width: 680px;
            margin: 0 auto 48px;
        }
        .section-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 13px;
            font-weight: 600;
            color: var(--primary);
            background: var(--primary-light);
            padding: 6px 16px;
            border-radius: 30px;
            margin-bottom: 14px;
            letter-spacing: 1px;
        }
        .section-title {
            font-size: 30px;
            font-weight: 800;
            color: var(--text);
            line-height: 1.4;
            margin-bottom: 12px;
        }
        .section-desc {
            font-size: 15px;
            color: var(--text-muted);
            line-height: 1.7;
        }

        /* ========== 服务亮点 ========== */
        .features {
            background: var(--white);
        }
        .features-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .feature-card {
            background: var(--white);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 24px;
            transition: var(--transition);
            box-shadow: var(--shadow);
        }
        .feature-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
            border-color: rgba(30, 111, 158, 0.3);
        }
        .feature-img {
            border-radius: 12px;
            overflow: hidden;
            margin-bottom: 18px;
            height: 180px;
        }
        .feature-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .feature-card:hover .feature-img img {
            transform: scale(1.04);
        }
        .feature-icon {
            width: 44px;
            height: 44px;
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            margin-bottom: 14px;
            background: var(--primary-light);
            color: var(--primary);
        }
        .feature-card h3 {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 8px;
            color: var(--text);
        }
        .feature-card p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.7;
        }

        /* ========== 数据指标 ========== */
        .stats-section {
            background: linear-gradient(135deg, var(--primary-dark), var(--primary));
            color: #fff;
            padding: 70px 0;
        }
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }
        .stat-item {
            text-align: center;
            padding: 24px 16px;
            background: rgba(255, 255, 255, 0.1);
            border-radius: var(--radius);
            border: 1px solid rgba(255, 255, 255, 0.12);
            transition: var(--transition);
        }
        .stat-item:hover {
            background: rgba(255, 255, 255, 0.16);
            transform: translateY(-4px);
        }
        .stat-item .num {
            font-size: 36px;
            font-weight: 800;
            line-height: 1.3;
        }
        .stat-item .num span {
            font-size: 20px;
            font-weight: 600;
        }
        .stat-item .label {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.8);
            margin-top: 6px;
        }

        /* ========== 时段卡 ========== */
        .schedule {
            background: var(--bg);
        }
        .schedule-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .schedule-card {
            background: var(--white);
            border-radius: var(--radius);
            padding: 28px 24px;
            border: 1px solid var(--border);
            box-shadow: var(--shadow);
            text-align: center;
            transition: var(--transition);
            position: relative;
            overflow: hidden;
        }
        .schedule-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 4px;
            background: linear-gradient(90deg, var(--primary), var(--accent));
        }
        .schedule-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-lg);
        }
        .schedule-icon {
            width: 52px;
            height: 52px;
            border-radius: 50%;
            background: var(--primary-light);
            color: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            margin: 0 auto 14px;
        }
        .schedule-card h3 {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 6px;
            color: var(--text);
        }
        .schedule-time {
            font-size: 15px;
            color: var(--primary);
            font-weight: 600;
            margin-bottom: 10px;
        }
        .schedule-card p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.6;
        }
        .schedule-tag {
            display: inline-block;
            font-size: 12px;
            padding: 4px 12px;
            border-radius: 20px;
            background: var(--accent-light);
            color: var(--accent-dark);
            font-weight: 500;
            margin-top: 12px;
        }

        /* ========== 资讯区 ========== */
        .news-section {
            background: var(--white);
        }
        .news-layout {
            display: grid;
            grid-template-columns: 1.2fr 0.8fr;
            gap: 32px;
        }
        .news-list {
            display: flex;
            flex-direction: column;
            gap: 4px;
        }
        .news-item {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 18px 20px;
            border-radius: 12px;
            transition: var(--transition);
            border: 1px solid transparent;
            cursor: pointer;
        }
        .news-item:hover {
            background: var(--primary-light);
            border-color: rgba(30, 111, 158, 0.15);
        }
        .news-item-left {
            display: flex;
            align-items: center;
            gap: 14px;
            flex: 1;
            min-width: 0;
        }
        .news-item .news-cat {
            font-size: 12px;
            background: var(--primary-light);
            color: var(--primary);
            padding: 4px 12px;
            border-radius: 20px;
            white-space: nowrap;
            flex-shrink: 0;
        }
        .news-item .news-title {
            font-size: 15px;
            font-weight: 500;
            color: var(--text);
            overflow: hidden;
            text-overflow: ellipsis;
            white-space: nowrap;
            transition: var(--transition);
        }
        .news-item:hover .news-title {
            color: var(--primary);
        }
        .news-item .news-date {
            font-size: 13px;
            color: var(--text-muted);
            white-space: nowrap;
            flex-shrink: 0;
        }
        .news-item i.arrow {
            color: var(--text-muted);
            font-size: 13px;
            transition: var(--transition);
        }
        .news-item:hover i.arrow {
            color: var(--primary);
            transform: translateX(4px);
        }

        /* 右侧推荐 */
        .news-sidebar {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }
        .sidebar-card {
            background: var(--bg);
            border-radius: var(--radius);
            overflow: hidden;
            border: 1px solid var(--border);
            transition: var(--transition);
            box-shadow: var(--shadow);
        }
        .sidebar-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
        }
        .sidebar-img {
            height: 130px;
            overflow: hidden;
        }
        .sidebar-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .sidebar-card:hover .sidebar-img img {
            transform: scale(1.05);
        }
        .sidebar-body {
            padding: 16px 20px 20px;
        }
        .sidebar-body h4 {
            font-size: 16px;
            font-weight: 600;
            color: var(--text);
            margin-bottom: 4px;
        }
        .sidebar-body p {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.5;
        }
        .sidebar-link {
            font-size: 13px;
            font-weight: 500;
            color: var(--primary);
            display: inline-flex;
            align-items: center;
            gap: 4px;
            margin-top: 8px;
        }
        .sidebar-link:hover {
            gap: 8px;
        }

        /* ========== 客户证言 ========== */
        .testimonials {
            background: var(--bg);
        }
        .testimonial-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .testimonial-card {
            background: var(--white);
            border-radius: var(--radius);
            padding: 28px 24px;
            border: 1px solid var(--border);
            box-shadow: var(--shadow);
            position: relative;
            transition: var(--transition);
        }
        .testimonial-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
        }
        .testimonial-card .quote-icon {
            font-size: 28px;
            color: var(--primary-light);
            margin-bottom: 12px;
        }
        .testimonial-card blockquote {
            font-size: 14px;
            line-height: 1.8;
            color: var(--text);
            margin: 0 0 16px;
            border: none;
            padding: 0;
        }
        .testimonial-author {
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .testimonial-avatar {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: var(--primary-light);
            color: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            font-weight: 600;
            flex-shrink: 0;
        }
        .testimonial-author .name {
            font-size: 14px;
            font-weight: 600;
            color: var(--text);
        }
        .testimonial-author .role {
            font-size: 12px;
            color: var(--text-muted);
        }
        .testimonial-rating {
            color: var(--accent);
            font-size: 13px;
            margin-left: auto;
        }

        /* ========== FAQ ========== */
        .faq-section {
            background: var(--white);
        }
        .faq-wrap {
            max-width: 800px;
            margin: 0 auto;
        }
        .faq-item {
            border: 1px solid var(--border);
            border-radius: 12px;
            margin-bottom: 14px;
            overflow: hidden;
            background: var(--white);
            transition: var(--transition);
        }
        .faq-item:hover {
            border-color: rgba(30, 111, 158, 0.3);
        }
        .faq-item .accordion-button {
            background: transparent;
            box-shadow: none;
            font-size: 15px;
            font-weight: 600;
            color: var(--text);
            padding: 20px 24px;
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .faq-item .accordion-button:not(.collapsed) {
            background: var(--primary-light);
            color: var(--primary);
        }
        .faq-item .accordion-button::after {
            flex-shrink: 0;
        }
        .faq-item .accordion-body {
            padding: 0 24px 20px;
            font-size: 14px;
            line-height: 1.8;
            color: var(--text-muted);
            border-top: 1px solid var(--border);
            background: var(--bg);
        }
        .faq-item .accordion-body p {
            margin: 16px 0 0;
        }
        .faq-item .faq-icon {
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: var(--primary-light);
            color: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 13px;
            flex-shrink: 0;
        }

        /* ========== 预约表单 ========== */
        .booking {
            background: linear-gradient(135deg, var(--primary-dark), var(--primary));
            color: #fff;
            position: relative;
            overflow: hidden;
        }
        .booking::before {
            content: '';
            position: absolute;
            top: -80px;
            right: -80px;
            width: 300px;
            height: 300px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.06);
        }
        .booking::after {
            content: '';
            position: absolute;
            bottom: -60px;
            left: 20%;
            width: 200px;
            height: 200px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.04);
        }
        .booking .container {
            position: relative;
            z-index: 2;
        }
        .booking-layout {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
        }
        .booking-left .section-title {
            color: #fff;
        }
        .booking-left .section-desc {
            color: rgba(255, 255, 255, 0.8);
        }
        .booking-contact {
            display: flex;
            flex-direction: column;
            gap: 16px;
            margin-top: 28px;
        }
        .booking-contact-item {
            display: flex;
            align-items: center;
            gap: 14px;
            font-size: 15px;
            color: rgba(255, 255, 255, 0.9);
        }
        .booking-contact-item i {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.15);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            flex-shrink: 0;
        }
        .booking-card {
            background: var(--white);
            border-radius: var(--radius);
            padding: 32px;
            box-shadow: 0 16px 50px rgba(0, 0, 0, 0.15);
            color: var(--text);
        }
        .booking-card h3 {
            font-size: 22px;
            font-weight: 700;
            margin-bottom: 6px;
        }
        .booking-card .subtitle {
            font-size: 14px;
            color: var(--text-muted);
            margin-bottom: 20px;
        }
        .form-label {
            font-size: 14px;
            font-weight: 500;
            color: var(--text);
            margin-bottom: 6px;
        }
        .form-control {
            border: 1px solid var(--border);
            border-radius: 10px;
            padding: 12px 14px;
            font-size: 14px;
            color: var(--text);
            background: var(--bg);
            transition: var(--transition);
        }
        .form-control:focus {
            border-color: var(--primary);
            box-shadow: 0 0 0 4px rgba(30, 111, 158, 0.08);
            background: var(--white);
        }
        .btn-submit {
            width: 100%;
            background: var(--primary);
            color: #fff;
            padding: 14px 24px;
            border-radius: 12px;
            font-size: 16px;
            font-weight: 600;
            border: none;
            cursor: pointer;
            transition: var(--transition);
            box-shadow: 0 4px 16px rgba(30, 111, 158, 0.3);
        }
        .btn-submit:hover {
            background: var(--primary-dark);
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(30, 111, 158, 0.35);
        }
        .btn-submit:focus {
            outline: 3px solid rgba(30, 111, 158, 0.3);
        }
        .form-hint {
            font-size: 12px;
            color: var(--text-muted);
            text-align: center;
            margin-top: 12px;
        }

        /* ========== 页脚 ========== */
        .site-footer {
            background: #16283a;
            color: rgba(255, 255, 255, 0.8);
            padding: 50px 0 20px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.2fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 32px;
        }
        .footer-brand {
            margin-bottom: 16px;
        }
        .footer-brand .brand-name {
            color: #fff;
            font-size: 20px;
        }
        .footer-brand .brand-name span {
            color: var(--accent);
        }
        .footer-desc {
            font-size: 14px;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.6);
            margin-top: 12px;
        }
        .footer-title {
            font-size: 15px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 18px;
            position: relative;
            padding-bottom: 10px;
        }
        .footer-title::after {
            content: '';
            position: absolute;
            left: 0;
            bottom: 0;
            width: 30px;
            height: 2px;
            background: var(--accent);
            border-radius: 2px;
        }
        .footer-links {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .footer-links a {
            color: rgba(255, 255, 255, 0.6);
            font-size: 14px;
            transition: var(--transition);
        }
        .footer-links a:hover {
            color: var(--accent);
            padding-left: 4px;
        }
        .footer-contact {
            display: flex;
            flex-direction: column;
            gap: 12px;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.6);
        }
        .footer-contact i {
            width: 24px;
            color: var(--accent);
            text-align: center;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 20px;
            text-align: center;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.4);
        }
        .footer-bottom a {
            color: rgba(255, 255, 255, 0.5);
        }
        .footer-bottom a:hover {
            color: var(--accent);
        }

        /* ========== 响应式 ========== */
        @media (max-width: 1024px) {
            .hero-row {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .hero-board {
                max-width: 560px;
            }
            .features-grid {
                grid-template-columns: repeat(3, 1fr);
                gap: 20px;
            }
            .news-layout {
                grid-template-columns: 1fr;
            }
            .booking-layout {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media (max-width: 768px) {
            .section {
                padding: 50px 0;
            }
            .section-title {
                font-size: 24px;
            }
            .header-search {
                display: none;
            }
            .header-top {
                padding: 12px 0;
            }
            .brand-name {
                font-size: 17px;
            }
            .features-grid {
                grid-template-columns: 1fr 1fr;
                gap: 16px;
            }
            .schedule-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .stats-grid {
                grid-template-columns: 2fr 2fr;
                gap: 16px;
            }
            .testimonial-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .hero h1 {
                font-size: 26px;
            }
            .hero {
                padding: 40px 0 60px;
            }
            .news-item {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }
            .news-item .news-date {
                display: none;
            }
            .booking-card {
                padding: 24px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .btn-cta span {
                display: none;
            }
            .btn-cta {
                padding: 10px 14px;
            }
        }
        @media (max-width: 520px) {
            .features-grid {
                grid-template-columns: 1fr;
            }
            .stats-grid {
                grid-template-columns: 1fr 1fr;
            }
            .btn-light,
            .btn-outline-light {
                width: 100%;
                justify-content: center;
            }
            .hero-btns {
                flex-direction: column;
            }
            .nav-tabs-line .nav-link {
                padding: 6px 14px;
                font-size: 13px;
            }
            .brand-sub {
                display: none;
            }
        }

:root {
            --primary: #2F6F6E;
            --primary-dark: #214F4E;
            --primary-light: #E8F2F1;
            --accent: #C9A96E;
            --accent-light: #F5EDDD;
            --bg: #F5F8F7;
            --bg-white: #FFFFFF;
            --text: #1F2937;
            --text-light: #6B7280;
            --border: #E5E7EB;
            --shadow: 0 4px 20px rgba(0, 0, 0, .06);
            --shadow-lg: 0 10px 35px rgba(0, 0, 0, .1);
            --radius: 14px;
            --radius-sm: 8px;
            --transition: all .3s ease;
        }
        * {
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Segoe UI", Roboto, sans-serif;
            background: var(--bg);
            color: var(--text);
            line-height: 1.7;
            font-size: 15px;
            -webkit-font-smoothing: antialiased;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: var(--transition);
        }
        img {
            max-width: 100%;
            height: auto;
        }
        .container {
            max-width: 1200px;
        }
        .btn {
            border-radius: 50px;
            font-weight: 600;
            padding: 10px 26px;
            transition: var(--transition);
            border: none;
        }
        .btn-primary {
            background: var(--primary);
            color: #fff;
        }
        .btn-primary:hover,
        .btn-primary:focus {
            background: var(--primary-dark);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 6px 18px rgba(47, 111, 110, .3);
        }
        .btn-outline-light {
            border: 2px solid rgba(255, 255, 255, .8);
            color: #fff;
            background: transparent;
        }
        .btn-outline-light:hover {
            background: rgba(255, 255, 255, .12);
            border-color: #fff;
            color: #fff;
            transform: translateY(-2px);
        }
        .btn-accent {
            background: var(--accent);
            color: #fff;
        }
        .btn-accent:hover {
            background: #b08d50;
            color: #fff;
            transform: translateY(-2px);
        }
        .section-head {
            text-align: center;
            max-width: 700px;
            margin: 0 auto 50px;
        }
        .section-head .section-sub {
            display: inline-block;
            background: var(--primary-light);
            color: var(--primary);
            border-radius: 30px;
            padding: 5px 18px;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 1px;
            margin-bottom: 12px;
        }
        .section-head h2 {
            font-size: 30px;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 14px;
            letter-spacing: -0.5px;
        }
        .section-head p {
            color: var(--text-light);
            font-size: 15px;
            line-height: 1.8;
        }

        /* Header */
        .site-header {
            background: #fff;
            box-shadow: 0 1px 0 var(--border);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .top-nav {
            border-bottom: 1px solid var(--border);
            background: #fff;
        }
        .top-nav .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding-top: 14px;
            padding-bottom: 14px;
            flex-wrap: wrap;
            gap: 10px;
        }
        .brand-logo {
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .brand-logo a {
            font-size: 22px;
            font-weight: 800;
            color: var(--primary);
            letter-spacing: -0.3px;
        }
        .brand-tag {
            font-size: 13px;
            color: var(--text-light);
            border-left: 1px solid var(--border);
            padding-left: 12px;
            display: none;
        }
        @media(min-width:768px) {
            .brand-tag {
                display: inline-block;
            }
        }
        .header-right {
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .search-box {
            display: flex;
            align-items: center;
            background: var(--bg);
            border-radius: 50px;
            padding: 6px 14px;
            border: 1px solid var(--border);
        }
        .search-box input {
            border: none;
            background: transparent;
            outline: none;
            font-size: 14px;
            width: 130px;
            color: var(--text);
        }
        .search-box button {
            border: none;
            background: transparent;
            color: var(--text-light);
            cursor: pointer;
        }
        .search-box button:hover {
            color: var(--primary);
        }
        .header-phone {
            display: none;
            font-size: 14px;
            color: var(--text-light);
        }
        @media(min-width:992px) {
            .header-phone {
                display: flex;
                align-items: center;
                gap: 6px;
            }
        }
        .channel-nav {
            background: #fff;
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: none;
            white-space: nowrap;
        }
        .channel-nav::-webkit-scrollbar {
            display: none;
        }
        .channel-nav .container {
            display: flex;
            gap: 4px;
        }
        .channel-link {
            display: inline-block;
            padding: 13px 20px;
            font-size: 15px;
            font-weight: 500;
            color: var(--text-light);
            border-bottom: 2px solid transparent;
            white-space: nowrap;
            position: relative;
        }
        .channel-link:hover {
            color: var(--primary);
            background: var(--primary-light);
        }
        .channel-link.active {
            color: var(--primary);
            border-bottom-color: var(--primary);
            font-weight: 600;
        }

        /* Hero */
        .hero {
            background: linear-gradient(135deg, rgba(16, 42, 48, .92), rgba(28, 67, 75, .85)), url('/assets/images/backpic/back-1.jpg') center/cover no-repeat;
            color: #fff;
            padding: 90px 0 80px;
            position: relative;
            overflow: hidden;
        }
        .hero-tag {
            display: inline-block;
            background: rgba(255, 255, 255, .15);
            border: 1px solid rgba(255, 255, 255, .3);
            border-radius: 30px;
            padding: 5px 18px;
            font-size: 14px;
            font-weight: 500;
            letter-spacing: 1px;
            margin-bottom: 18px;
            backdrop-filter: blur(4px);
        }
        .hero h1 {
            font-size: 34px;
            font-weight: 800;
            line-height: 1.35;
            margin-bottom: 20px;
            letter-spacing: -0.5px;
        }
        .hero p.lead {
            font-size: 16px;
            line-height: 1.8;
            color: rgba(255, 255, 255, .85);
            margin-bottom: 26px;
            max-width: 480px;
        }
        .hero .btn-group-hero {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }
        .hero-stats {
            display: flex;
            gap: 24px;
            margin-top: 32px;
            flex-wrap: wrap;
        }
        .hero-stats .stat-item {
            font-size: 14px;
            color: rgba(255, 255, 255, .75);
        }
        .hero-stats .stat-item strong {
            display: block;
            font-size: 24px;
            font-weight: 700;
            color: #fff;
        }
        .hero-rank-card {
            background: rgba(255, 255, 255, .1);
            backdrop-filter: blur(12px);
            border: 1px solid rgba(255, 255, 255, .2);
            border-radius: 20px;
            padding: 28px;
            box-shadow: 0 16px 40px rgba(0, 0, 0, .2);
        }
        .hero-rank-card h3 {
            font-size: 17px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 20px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .hero-rank-card h3 i {
            color: var(--accent);
        }
        .rank-list {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .rank-list li {
            display: flex;
            align-items: center;
            gap: 14px;
            padding: 13px 0;
            border-bottom: 1px solid rgba(255, 255, 255, .12);
        }
        .rank-list li:last-child {
            border-bottom: none;
        }
        .rank-num {
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: rgba(255, 255, 255, .2);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 13px;
            font-weight: 700;
            color: #fff;
            flex-shrink: 0;
        }
        .rank-list li:first-child .rank-num {
            background: var(--accent);
        }
        .rank-name {
            flex: 1;
            font-size: 14px;
            color: rgba(255, 255, 255, .9);
        }
        .rank-count {
            font-size: 13px;
            color: rgba(255, 255, 255, .6);
            white-space: nowrap;
        }

        /* Services */
        .services {
            padding: 80px 0;
            background: var(--bg);
        }
        .service-card {
            background: var(--bg-white);
            border-radius: var(--radius);
            padding: 32px 26px;
            height: 100%;
            border: 1px solid var(--border);
            box-shadow: var(--shadow);
            transition: var(--transition);
        }
        .service-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
            border-color: rgba(47, 111, 110, .3);
        }
        .service-icon {
            width: 54px;
            height: 54px;
            border-radius: 14px;
            background: var(--primary-light);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            color: var(--primary);
            margin-bottom: 18px;
        }
        .service-card h3 {
            font-size: 17px;
            font-weight: 700;
            margin-bottom: 10px;
        }
        .service-card p {
            font-size: 14px;
            color: var(--text-light);
            line-height: 1.7;
            margin-bottom: 0;
        }

        /* Time Slots */
        .time-slots {
            padding: 80px 0;
            background: var(--bg-white);
        }
        .time-card {
            border-radius: var(--radius);
            overflow: hidden;
            height: 100%;
            background: var(--bg-white);
            box-shadow: var(--shadow);
            border: 1px solid var(--border);
            transition: var(--transition);
        }
        .time-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
        }
        .time-card .time-img {
            height: 180px;
            background-size: cover;
            background-position: center;
            position: relative;
        }
        .time-card .time-img .tag-badge {
            position: absolute;
            top: 12px;
            left: 12px;
            background: rgba(0, 0, 0, .5);
            backdrop-filter: blur(4px);
            color: #fff;
            font-size: 12px;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: 30px;
        }
        .time-card .time-body {
            padding: 22px 22px 26px;
        }
        .time-card h3 {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 6px;
        }
        .time-card .time-slot {
            font-size: 13px;
            color: var(--primary);
            font-weight: 600;
            margin-bottom: 10px;
        }
        .time-card p {
            font-size: 14px;
            color: var(--text-light);
            line-height: 1.7;
            margin-bottom: 14px;
        }
        .time-card .time-link {
            font-size: 14px;
            font-weight: 600;
            color: var(--primary);
        }
        .time-card .time-link:hover {
            color: var(--primary-dark);
            text-decoration: underline;
        }

        /* Steps */
        .steps-section {
            padding: 80px 0;
            background: var(--bg);
        }
        .step-item {
            text-align: center;
            padding: 30px 20px;
            position: relative;
        }
        .step-num {
            width: 52px;
            height: 52px;
            border-radius: 50%;
            background: var(--primary);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            font-weight: 700;
            margin: 0 auto 18px;
            box-shadow: 0 6px 16px rgba(47, 111, 110, .3);
        }
        .step-item h4 {
            font-size: 16px;
            font-weight: 700;
            margin-bottom: 10px;
        }
        .step-item p {
            font-size: 14px;
            color: var(--text-light);
            line-height: 1.7;
            margin-bottom: 0;
        }
        .step-arrow {
            position: absolute;
            right: -12px;
            top: 50%;
            transform: translateY(-50%);
            color: var(--border);
            font-size: 20px;
            z-index: 2;
        }
        @media(max-width:767px) {
            .step-arrow {
                display: none;
            }
        }

        /* Reviews */
        .reviews-section {
            padding: 80px 0;
            background: var(--bg-white);
        }
        .review-card {
            background: var(--bg);
            border-radius: var(--radius);
            padding: 28px;
            height: 100%;
            border: 1px solid var(--border);
            transition: var(--transition);
        }
        .review-card:hover {
            box-shadow: var(--shadow);
        }
        .review-stars {
            color: var(--accent);
            font-size: 14px;
            margin-bottom: 14px;
            letter-spacing: 2px;
        }
        .review-card .review-text {
            font-size: 14px;
            line-height: 1.8;
            color: var(--text);
            margin-bottom: 18px;
        }
        .review-user {
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .review-avatar {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: var(--primary-light);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 15px;
            color: var(--primary);
            font-weight: 700;
        }
        .review-user .name {
            font-size: 14px;
            font-weight: 600;
        }
        .review-user .role {
            font-size: 12px;
            color: var(--text-light);
        }

        /* News */
        .news-section {
            padding: 80px 0;
            background: var(--bg);
        }
        .news-list {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .news-list li {
            border-bottom: 1px solid var(--border);
            transition: var(--transition);
        }
        .news-list li:last-child {
            border-bottom: none;
        }
        .news-list a {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 18px 8px;
            border-radius: 8px;
        }
        .news-list a:hover {
            background: var(--primary-light);
            padding-left: 16px;
        }
        .news-list .news-title {
            font-size: 15px;
            font-weight: 500;
            color: var(--text);
            flex: 1;
        }
        .news-list .news-date {
            font-size: 13px;
            color: var(--text-light);
            white-space: nowrap;
        }
        .news-list .news-icon {
            color: var(--primary);
            font-size: 13px;
        }
        .news-side .side-card {
            background: var(--bg-white);
            border-radius: var(--radius);
            padding: 22px;
            border: 1px solid var(--border);
            box-shadow: var(--shadow);
            margin-bottom: 20px;
            transition: var(--transition);
        }
        .news-side .side-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-2px);
        }
        .side-card .side-img {
            height: 120px;
            border-radius: 10px;
            background-size: cover;
            background-position: center;
            margin-bottom: 14px;
        }
        .side-card h4 {
            font-size: 16px;
            font-weight: 700;
            margin-bottom: 8px;
        }
        .side-card p {
            font-size: 14px;
            color: var(--text-light);
            line-height: 1.7;
            margin-bottom: 0;
        }

        /* FAQ */
        .faq-section {
            padding: 80px 0;
            background: var(--bg-white);
        }
        .faq-section .accordion-button {
            font-size: 15px;
            font-weight: 600;
            color: var(--text);
            background: var(--bg);
            border-radius: 10px !important;
            padding: 18px 22px;
            box-shadow: none;
        }
        .faq-section .accordion-button:not(.collapsed) {
            background: var(--primary-light);
            color: var(--primary);
        }
        .faq-section .accordion-button:focus {
            box-shadow: none;
            border-color: transparent;
        }
        .faq-section .accordion-body {
            font-size: 14px;
            color: var(--text-light);
            line-height: 1.8;
            padding: 20px 22px;
            background: var(--bg);
        }
        .faq-section .accordion-item {
            border: 1px solid var(--border);
            border-radius: 10px;
            margin-bottom: 14px;
            background: var(--bg);
            overflow: hidden;
        }

        /* Reservation */
        .reservation-section {
            padding: 80px 0;
            background: linear-gradient(135deg, rgba(16, 42, 48, .95), rgba(28, 67, 75, .88)), url('/assets/images/backpic/back-2.jpg') center/cover no-repeat;
            color: #fff;
        }
        .reservation-card {
            background: rgba(255, 255, 255, .1);
            backdrop-filter: blur(12px);
            border: 1px solid rgba(255, 255, 255, .2);
            border-radius: 24px;
            padding: 40px;
            max-width: 1000px;
            margin: 0 auto;
        }
        .reservation-card h2 {
            font-size: 26px;
            font-weight: 700;
            margin-bottom: 14px;
        }
        .reservation-card .form-label {
            font-size: 14px;
            font-weight: 600;
            color: rgba(255, 255, 255, .9);
        }
        .reservation-card .form-control,
        .reservation-card .form-select {
            background: rgba(255, 255, 255, .12);
            border: 1px solid rgba(255, 255, 255, .25);
            border-radius: 10px;
            color: #fff;
            padding: 12px 16px;
            font-size: 14px;
        }
        .reservation-card .form-control::placeholder {
            color: rgba(255, 255, 255, .5);
        }
        .reservation-card .form-control:focus,
        .reservation-card .form-select:focus {
            background: rgba(255, 255, 255, .18);
            border-color: var(--accent);
            box-shadow: 0 0 0 .2rem rgba(201, 169, 110, .2);
            color: #fff;
        }
        .reservation-card .form-select option {
            color: var(--text);
            background: #fff;
        }
        .reservation-card .btn-submit {
            background: var(--accent);
            color: #fff;
            border-radius: 50px;
            padding: 12px 36px;
            font-weight: 600;
            font-size: 15px;
            border: none;
            transition: var(--transition);
        }
        .reservation-card .btn-submit:hover {
            background: #b08d50;
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(201, 169, 110, .3);
        }

        /* Footer */
        .site-footer {
            background: #142a2e;
            color: rgba(255, 255, 255, .7);
            padding: 60px 0 0;
            font-size: 14px;
        }
        .site-footer h4 {
            font-size: 15px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 18px;
        }
        .site-footer a {
            color: rgba(255, 255, 255, .7);
        }
        .site-footer a:hover {
            color: #fff;
        }
        .footer-logo {
            font-size: 20px;
            font-weight: 800;
            color: #fff;
            margin-bottom: 14px;
            display: block;
        }
        .footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-links li {
            margin-bottom: 8px;
        }
        .footer-links li i {
            width: 20px;
            font-size: 13px;
            margin-right: 6px;
            color: var(--accent);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, .1);
            margin-top: 40px;
            padding: 18px 0;
            text-align: center;
            font-size: 13px;
            color: rgba(255, 255, 255, .5);
        }

        /* Responsive */
        @media(max-width:991px) {
            .hero h1 {
                font-size: 28px;
            }
            .hero {
                padding: 60px 0;
            }
            .hero-rank-card {
                margin-top: 30px;
            }
        }
        @media(max-width:767px) {
            .section-head h2 {
                font-size: 24px;
            }
            .top-nav .container {
                flex-direction: column;
                align-items: stretch;
            }
            .header-right {
                justify-content: space-between;
                flex-wrap: wrap;
            }
            .search-box input {
                width: 90px;
            }
            .hero h1 {
                font-size: 24px;
            }
            .hero .btn-group-hero .btn {
                padding: 10px 20px;
                font-size: 14px;
            }
            .reservation-card {
                padding: 24px;
            }
            .time-card .time-img {
                height: 160px;
            }
            .news-list a {
                flex-wrap: wrap;
            }
        }
        @media(max-width:520px) {
            body {
                font-size: 14px;
            }
            .section-head {
                margin-bottom: 34px;
            }
            .channel-link {
                padding: 10px 14px;
                font-size: 14px;
            }
            .hero {
                padding: 48px 0 56px;
            }
            .hero-stats {
                gap: 16px;
            }
            .hero-stats .stat-item strong {
                font-size: 20px;
            }
            .brand-logo a {
                font-size: 18px;
            }
        }

:root {
            --primary: #4a7bd4;
            --primary-dark: #3b64b0;
            --primary-light: #e8f0fe;
            --primary-glow: rgba(74, 123, 212, .12);
            --accent: #d4924a;
            --accent-light: #fdf1e6;
            --ink: #1e2a3a;
            --ink-soft: #45566b;
            --muted: #6b7a8f;
            --bg: #f5f8fc;
            --bg-white: #ffffff;
            --bg-soft: #f0f4fa;
            --border: #e2e8f0;
            --radius-lg: 22px;
            --radius-md: 14px;
            --radius-sm: 8px;
            --shadow-xs: 0 1px 3px rgba(30, 42, 58, .05);
            --shadow-sm: 0 2px 10px rgba(30, 42, 58, .06);
            --shadow-md: 0 8px 30px rgba(30, 42, 58, .08);
            --shadow-lg: 0 16px 48px rgba(30, 42, 58, .12);
            --transition: all .3s ease;
            --font-family: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            font-size: 16px;
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font-family);
            background: var(--bg);
            color: var(--ink);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
        }
        img {
            max-width: 100%;
            display: block;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: var(--transition);
        }
        button {
            border: none;
            background: none;
            cursor: pointer;
            font-family: inherit;
        }
        input {
            font-family: inherit;
        }
        .container {
            max-width: 1200px;
            padding-left: 20px;
            padding-right: 20px;
        }
        .section {
            padding: 88px 0;
        }
        .section-header {
            max-width: 680px;
            margin: 0 auto 48px;
            text-align: center;
        }
        .section-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--primary-light);
            color: var(--primary);
            font-size: 13px;
            font-weight: 600;
            padding: 6px 16px;
            border-radius: 50px;
            margin-bottom: 16px;
            letter-spacing: .4px;
        }
        .section-title {
            font-size: 36px;
            font-weight: 700;
            color: var(--ink);
            line-height: 1.3;
            letter-spacing: -.5px;
            margin-bottom: 14px;
        }
        .section-desc {
            font-size: 16px;
            color: var(--muted);
            line-height: 1.8;
        }
        @media (max-width: 768px) {
            .section {
                padding: 64px 0;
            }
            .section-title {
                font-size: 28px;
            }
        }

        /* 按钮 */
        .btn-custom {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            font-weight: 600;
            font-size: 15px;
            padding: 12px 28px;
            border-radius: 50px;
            transition: var(--transition);
            border: 2px solid transparent;
            letter-spacing: .3px;
        }
        .btn-primary-custom {
            background: var(--primary);
            color: #fff;
            box-shadow: 0 6px 20px rgba(74, 123, 212, .3);
        }
        .btn-primary-custom:hover {
            background: var(--primary-dark);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 10px 30px rgba(74, 123, 212, .38);
        }
        .btn-ghost {
            border-color: var(--border);
            color: var(--ink-soft);
            background: #fff;
        }
        .btn-ghost:hover {
            border-color: var(--primary);
            color: var(--primary);
            background: var(--primary-light);
            transform: translateY(-2px);
        }
        .btn-sm-custom {
            padding: 8px 18px;
            font-size: 14px;
        }
        .btn-white {
            background: #fff;
            color: var(--primary);
            box-shadow: 0 6px 20px rgba(0, 0, 0, .12);
        }
        .btn-white:hover {
            background: var(--primary-light);
            color: var(--primary-dark);
            transform: translateY(-2px);
        }

        /* Header */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: #fff;
            box-shadow: 0 2px 16px rgba(30, 42, 58, .06);
        }
        .top-nav {
            border-bottom: 1px solid var(--border);
            padding: 12px 0;
        }
        .top-nav .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
        }
        .brand-logo {
            display: flex;
            flex-direction: column;
            line-height: 1.2;
        }
        .brand-logo a {
            font-size: 22px;
            font-weight: 800;
            color: var(--primary);
            letter-spacing: 2px;
        }
        .brand-logo .brand-tag {
            font-size: 11px;
            color: var(--muted);
            letter-spacing: 1px;
            margin-top: 2px;
        }
        .header-right {
            display: flex;
            align-items: center;
            gap: 18px;
        }
        .search-box {
            position: relative;
            width: 220px;
        }
        .search-box input {
            width: 100%;
            height: 38px;
            border: 1px solid var(--border);
            border-radius: 50px;
            padding: 0 42px 0 16px;
            font-size: 13px;
            background: var(--bg);
            outline: none;
            transition: var(--transition);
        }
        .search-box input:focus {
            border-color: var(--primary);
            background: #fff;
            box-shadow: 0 0 0 3px rgba(74, 123, 212, .1);
        }
        .search-box button {
            position: absolute;
            right: 4px;
            top: 3px;
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background: var(--primary);
            color: #fff;
            font-size: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: var(--transition);
        }
        .search-box button:hover {
            background: var(--primary-dark);
        }
        .header-phone {
            display: flex;
            align-items: center;
            gap: 8px;
            font-weight: 600;
            color: var(--ink);
            font-size: 15px;
            white-space: nowrap;
        }
        .header-phone i {
            color: var(--primary);
        }
        .channel-nav {
            background: #fff;
            padding: 0;
        }
        .channel-nav .container {
            display: flex;
            gap: 4px;
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: none;
        }
        .channel-nav .container::-webkit-scrollbar {
            display: none;
        }
        .channel-link {
            display: inline-flex;
            align-items: center;
            padding: 14px 22px;
            font-size: 15px;
            font-weight: 600;
            color: var(--ink-soft);
            border-bottom: 3px solid transparent;
            white-space: nowrap;
            transition: var(--transition);
        }
        .channel-link:hover {
            color: var(--primary);
            background: var(--primary-light);
        }
        .channel-link.active {
            color: var(--primary);
            border-bottom-color: var(--primary);
            background: transparent;
        }
        @media (max-width: 992px) {
            .search-box {
                display: none;
            }
        }
        @media (max-width: 768px) {
            .header-phone {
                display: none;
            }
            .brand-logo a {
                font-size: 18px;
            }
            .brand-tag {
                display: none;
            }
            .header-right .btn-sm {
                font-size: 13px;
                padding: 8px 16px;
            }
            .channel-link {
                padding: 12px 16px;
                font-size: 14px;
            }
        }

        /* Hero */
        .hero-section {
            position: relative;
            background: url('/assets/images/backpic/back-1.jpg') center/cover no-repeat;
            padding: 100px 0 90px;
            overflow: hidden;
        }
        .hero-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(115deg, rgba(30, 42, 58, .82) 0%, rgba(30, 42, 58, .65) 50%, rgba(74, 123, 212, .45) 100%);
        }
        .hero-container {
            position: relative;
            z-index: 2;
        }
        .hero-badge {
            display: inline-flex;
            align-items: center;
            background: rgba(255, 255, 255, .12);
            border: 1px solid rgba(255, 255, 255, .25);
            color: #fff;
            font-size: 13px;
            font-weight: 600;
            padding: 7px 18px;
            border-radius: 50px;
            backdrop-filter: blur(4px);
            margin-bottom: 22px;
            letter-spacing: .4px;
        }
        .hero-title {
            font-size: 46px;
            font-weight: 800;
            color: #fff;
            line-height: 1.25;
            letter-spacing: -.5px;
            margin-bottom: 18px;
            text-shadow: 0 2px 20px rgba(0, 0, 0, .2);
        }
        .hero-subtitle {
            font-size: 16px;
            color: rgba(255, 255, 255, .85);
            line-height: 1.8;
            max-width: 520px;
            margin-bottom: 28px;
        }
        .hero-carousel {
            max-width: 520px;
            margin-bottom: 30px;
        }
        .hero-point {
            display: flex;
            align-items: flex-start;
            gap: 14px;
            background: rgba(255, 255, 255, .1);
            border: 1px solid rgba(255, 255, 255, .18);
            border-radius: var(--radius-md);
            padding: 18px 20px;
            backdrop-filter: blur(6px);
        }
        .hero-point i {
            font-size: 22px;
            color: #ffd3a0;
            margin-top: 2px;
        }
        .hero-point strong {
            display: block;
            color: #fff;
            font-size: 15px;
            font-weight: 700;
            margin-bottom: 2px;
        }
        .hero-point span {
            color: rgba(255, 255, 255, .75);
            font-size: 13px;
        }
        .hero-carousel .carousel-indicators {
            position: static;
            margin: 14px 0 0;
            justify-content: flex-start;
            gap: 6px;
        }
        .hero-carousel .carousel-indicators button {
            width: 28px;
            height: 4px;
            border-radius: 4px;
            background: rgba(255, 255, 255, .35);
            border: none;
            transition: var(--transition);
        }
        .hero-carousel .carousel-indicators button.active {
            background: #fff;
            width: 40px;
        }
        .hero-actions {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }
        .countdown-card {
            background: #fff;
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-lg);
            padding: 32px 32px 28px;
            text-align: center;
            position: relative;
            max-width: 360px;
            margin-left: auto;
        }
        .countdown-ring-wrap {
            position: relative;
            width: 180px;
            height: 180px;
            margin: 0 auto 14px;
        }
        .ring-svg {
            width: 100%;
            height: 100%;
        }
        .ring-bg {
            fill: none;
            stroke: #edf2f8;
            stroke-width: 7;
        }
        .ring-progress {
            fill: none;
            stroke: var(--primary);
            stroke-width: 7;
            stroke-linecap: round;
            stroke-dasharray: 553;
            stroke-dashoffset: 120;
            transform: rotate(-90deg);
            transform-origin: center;
            transition: stroke-dashoffset .8s ease;
        }
        .ring-center {
            position: absolute;
            inset: 0;
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
        }
        .ring-label {
            font-size: 12px;
            color: var(--muted);
            font-weight: 600;
            letter-spacing: 1px;
            margin-bottom: 4px;
        }
        .ring-time {
            font-size: 26px;
            font-weight: 800;
            color: var(--ink);
            font-variant-numeric: tabular-nums;
            letter-spacing: 1px;
        }
        .ring-note {
            font-size: 11px;
            color: var(--muted);
            margin-top: 4px;
        }
        .countdown-info {
            text-align: left;
            border-top: 1px solid var(--border);
            margin-top: 14px;
            padding-top: 16px;
        }
        .countdown-info p {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 13px;
            color: var(--ink-soft);
            margin-bottom: 8px;
        }
        .countdown-info p i {
            color: var(--primary);
            width: 18px;
            text-align: center;
        }
        .countdown-card .btn {
            margin-top: 14px;
        }
        @media (max-width: 992px) {
            .countdown-card {
                margin-left: 0;
                margin-top: 40px;
                max-width: 100%;
            }
        }
        @media (max-width: 768px) {
            .hero-section {
                padding: 70px 0 60px;
            }
            .hero-title {
                font-size: 34px;
            }
            .hero-actions .btn {
                width: 100%;
            }
            .countdown-card {
                padding: 24px;
            }
        }

        /* 痛点区 */
        .need-section {
            background: var(--bg-white);
        }
        .need-card {
            background: var(--bg);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 32px 28px;
            text-align: center;
            height: 100%;
            transition: var(--transition);
        }
        .need-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-md);
            border-color: transparent;
        }
        .need-icon {
            width: 56px;
            height: 56px;
            border-radius: 16px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            margin: 0 auto 18px;
        }
        .need-icon.blue {
            background: var(--primary-light);
            color: var(--primary);
        }
        .need-icon.orange {
            background: var(--accent-light);
            color: var(--accent);
        }
        .need-icon.green {
            background: #e3f4e8;
            color: #2f9e62;
        }
        .need-card h3 {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 10px;
        }
        .need-card p {
            font-size: 14px;
            color: var(--muted);
            line-height: 1.75;
        }

        /* 解决方案 */
        .solution-section {
            background: var(--bg);
        }
        .solution-card {
            background: #fff;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border);
            height: 100%;
            transition: var(--transition);
        }
        .solution-card:hover {
            transform: translateY(-8px);
            box-shadow: var(--shadow-md);
        }
        .solution-img {
            height: 220px;
            overflow: hidden;
            position: relative;
        }
        .solution-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .6s ease;
        }
        .solution-card:hover .solution-img img {
            transform: scale(1.05);
        }
        .solution-img::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, transparent 60%, rgba(30, 42, 58, .2));
        }
        .solution-body {
            padding: 26px 26px 30px;
        }
        .solution-tag {
            display: inline-block;
            background: var(--primary-light);
            color: var(--primary);
            font-size: 12px;
            font-weight: 600;
            border-radius: 50px;
            padding: 4px 12px;
            margin-bottom: 12px;
        }
        .solution-body h3 {
            font-size: 20px;
            font-weight: 700;
            margin-bottom: 10px;
        }
        .solution-body p {
            font-size: 14px;
            color: var(--muted);
            line-height: 1.75;
            margin-bottom: 0;
        }

        /* 数据成果 */
        .stats-section {
            position: relative;
            background: url('/assets/images/backpic/back-2.jpg') center/cover fixed no-repeat;
            padding: 88px 0;
            overflow: hidden;
        }
        .stats-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(120deg, rgba(30, 42, 58, .88), rgba(74, 123, 212, .78));
        }
        .stats-section .container {
            position: relative;
            z-index: 2;
        }
        .stats-section .section-title {
            color: #fff;
        }
        .stats-section .section-desc {
            color: rgba(255, 255, 255, .85);
        }
        .stats-section .section-badge {
            background: rgba(255, 255, 255, .15);
            color: #fff;
            border: 1px solid rgba(255, 255, 255, .25);
        }
        .stat-item {
            text-align: center;
            padding: 30px 20px;
            background: rgba(255, 255, 255, .1);
            border: 1px solid rgba(255, 255, 255, .15);
            border-radius: var(--radius-lg);
            backdrop-filter: blur(6px);
            height: 100%;
            transition: var(--transition);
        }
        .stat-item:hover {
            background: rgba(255, 255, 255, .18);
            transform: translateY(-4px);
        }
        .stat-number {
            font-size: 42px;
            font-weight: 800;
            color: #fff;
            line-height: 1.2;
            margin-bottom: 6px;
        }
        .stat-label {
            font-size: 14px;
            color: rgba(255, 255, 255, .8);
            letter-spacing: .5px;
        }
        @media (max-width: 768px) {
            .stats-section {
                padding: 64px 0;
                background-attachment: scroll;
            }
            .stat-number {
                font-size: 32px;
            }
        }

        /* 客户证言 */
        .testimonial-section {
            background: var(--bg-white);
        }
        .testimonial-card {
            background: var(--bg);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 30px 28px;
            height: 100%;
            transition: var(--transition);
            position: relative;
        }
        .testimonial-card:hover {
            background: #fff;
            box-shadow: var(--shadow-md);
            transform: translateY(-4px);
            border-color: transparent;
        }
        .testimonial-stars {
            color: #f5b944;
            font-size: 14px;
            letter-spacing: 2px;
            margin-bottom: 14px;
        }
        .testimonial-text {
            font-size: 14px;
            color: var(--ink-soft);
            line-height: 1.85;
            margin-bottom: 18px;
            font-style: italic;
        }
        .testimonial-author {
            display: flex;
            align-items: center;
            gap: 12px;
            border-top: 1px solid var(--border);
            padding-top: 16px;
        }
        .testimonial-avatar {
            width: 42px;
            height: 42px;
            border-radius: 50%;
            background: var(--primary-light);
            color: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            font-weight: 700;
        }
        .testimonial-name {
            font-size: 14px;
            font-weight: 600;
            color: var(--ink);
        }
        .testimonial-meta {
            font-size: 12px;
            color: var(--muted);
        }

        /* 流程 */
        .process-section {
            background: var(--bg);
        }
        .process-step {
            text-align: center;
            padding: 36px 24px;
            background: #fff;
            border-radius: var(--radius-lg);
            border: 1px solid var(--border);
            height: 100%;
            position: relative;
            transition: var(--transition);
        }
        .process-step:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-5px);
        }
        .process-number {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: var(--primary);
            color: #fff;
            font-size: 18px;
            font-weight: 700;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 18px;
            box-shadow: 0 6px 16px rgba(74, 123, 212, .3);
        }
        .process-step h3 {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 10px;
        }
        .process-step p {
            font-size: 14px;
            color: var(--muted);
            line-height: 1.75;
            margin-bottom: 0;
        }
        .process-step::after {
            content: '';
            position: absolute;
            top: 50%;
            right: -16px;
            width: 32px;
            height: 2px;
            background: var(--border);
            display: none;
        }
        @media (min-width: 992px) {
            .process-step:not(:last-child)::after {
                display: block;
            }
        }

        /* FAQ */
        .faq-section {
            background: var(--bg-white);
        }
        .faq-item {
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            margin-bottom: 14px;
            overflow: hidden;
            background: #fff;
            transition: var(--transition);
        }
        .faq-item:hover {
            border-color: var(--primary);
        }
        .faq-question {
            padding: 18px 24px;
            font-size: 16px;
            font-weight: 600;
            color: var(--ink);
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 16px;
            background: transparent;
            width: 100%;
            text-align: left;
            transition: var(--transition);
        }
        .faq-question:hover {
            color: var(--primary);
        }
        .faq-question i {
            font-size: 14px;
            color: var(--primary);
            transition: transform .3s ease;
            flex-shrink: 0;
        }
        .faq-item[open] .faq-question i.fa-chevron-down {
            transform: rotate(180deg);
        }
        .faq-answer {
            padding: 0 24px 18px;
            font-size: 14px;
            color: var(--muted);
            line-height: 1.8;
        }

        /* CTA */
        .cta-section {
            position: relative;
            background: url('/assets/images/backpic/back-3.jpg') center/cover no-repeat;
            padding: 90px 0;
            overflow: hidden;
        }
        .cta-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(120deg, rgba(74, 123, 212, .85), rgba(30, 42, 58, .9));
        }
        .cta-section .container {
            position: relative;
            z-index: 2;
        }
        .cta-card {
            background: rgba(255, 255, 255, .1);
            border: 1px solid rgba(255, 255, 255, .2);
            border-radius: var(--radius-lg);
            padding: 48px 40px;
            backdrop-filter: blur(8px);
            text-align: center;
            max-width: 640px;
            margin: 0 auto;
        }
        .cta-card h2 {
            color: #fff;
            font-size: 34px;
            font-weight: 800;
            margin-bottom: 12px;
        }
        .cta-card p {
            color: rgba(255, 255, 255, .85);
            font-size: 15px;
            line-height: 1.8;
            margin-bottom: 24px;
        }
        .cta-actions {
            display: flex;
            justify-content: center;
            gap: 14px;
            flex-wrap: wrap;
        }
        @media (max-width: 768px) {
            .cta-section {
                padding: 60px 0;
            }
            .cta-card {
                padding: 32px 24px;
            }
            .cta-card h2 {
                font-size: 26px;
            }
            .cta-actions .btn {
                width: 100%;
            }
        }

        /* Footer */
        .site-footer {
            background: #162033;
            color: #fff;
            padding: 64px 0 0;
            position: relative;
            overflow: hidden;
        }
        .site-footer::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 4px;
            background: linear-gradient(90deg, var(--primary), #7a9ff0, var(--accent));
        }
        .footer-logo {
            display: inline-block;
            font-size: 24px;
            font-weight: 800;
            color: #fff;
            letter-spacing: 2px;
            margin-bottom: 14px;
        }
        .site-footer h4 {
            font-size: 16px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 16px;
            position: relative;
            padding-bottom: 8px;
        }
        .site-footer h4::after {
            content: '';
            position: absolute;
            left: 0;
            bottom: 0;
            width: 24px;
            height: 3px;
            border-radius: 3px;
            background: var(--primary);
        }
        .footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-links li {
            margin-bottom: 10px;
            font-size: 14px;
            color: rgba(255, 255, 255, .65);
            line-height: 1.6;
        }
        .footer-links li i {
            margin-right: 8px;
            font-size: 11px;
            color: var(--primary);
            width: 14px;
        }
        .footer-links a {
            color: rgba(255, 255, 255, .65);
            transition: var(--transition);
        }
        .footer-links a:hover {
            color: #fff;
            padding-left: 4px;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, .08);
            margin-top: 48px;
            padding: 22px 0;
            text-align: center;
            font-size: 13px;
            color: rgba(255, 255, 255, .5);
        }

        /* 通用辅助 */
        .text-primary-custom {
            color: var(--primary) !important;
        }
        .bg-primary-light {
            background: var(--primary-light) !important;
        }
        .rounded-4 {
            border-radius: var(--radius-lg) !important;
        }