@font-face {
            font-family: 'Noto Sans SC';
            src: local('Noto Sans CJK SC'), local('PingFang SC'), local('Microsoft YaHei'), local('SimHei');
        }
        * { margin: 0; padding: 0; box-sizing: border-box; }
        :root {
            --primary: #7EC8D9;
            --primary-light: #A8E0F0;
            --primary-dark: #5BBDD4;
            --accent: #F4B4C4;
            --accent-dark: #E89AAB;
            --white: #ffffff;
            --bg-light: #F8FBFD;
            --bg-gradient: linear-gradient(135deg, #F0F7FF 0%, #FDF5F7 100%);
            --text-dark: #333333;
            --text-gray: #666666;
            --text-light: #999999;
            --shadow: 0 2px 8px rgba(126, 200, 217, 0.12);
            --shadow-hover: 0 4px 15px rgba(244, 180, 196, 0.25);
            --radius: 8px;
        }
        body {
            font-family: 'Noto Sans SC', -apple-system, BlinkMacSystemFont, sans-serif;
            color: var(--text-dark);
            line-height: 1.6;
            background: var(--white);
        }
        a { text-decoration: none; color: inherit; }

        /* Navigation */
        .nav {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            background: rgba(255, 255, 255, 0.98);
            backdrop-filter: blur(20px);
            box-shadow: 0 1px 5px rgba(0,0,0,0.05);
            z-index: 1000;
        }
        .nav-container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 55px;
        }
        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            height: 45px;
        }
        .logo-img {
            width: 45px;
            height: 45px;
            border-radius: 50%;
            overflow: hidden;
            flex-shrink: 0;
        }
        .logo-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .logo-text {
            display: flex;
            flex-direction: column;
            justify-content: center;
            line-height: 1.15;
        }
        .logo-text-cn {
            font-size: 17px;
            font-weight: 700;
            color: var(--primary);
            letter-spacing: 3px;
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .logo-text-en {
            font-size: 8px;
            font-weight: 500;
            color: var(--text-light);
            letter-spacing: 2px;
            text-transform: uppercase;
        }
        .nav-phone {
            display: flex;
            align-items: center;
            gap: 5px;
            color: var(--primary);
            font-weight: 600;
            font-size: 13px;
            background: rgba(126, 200, 217, 0.08);
            padding: 6px 12px;
            border-radius: 15px;
        }

        /* Hero */
        .hero {
            margin-top: 55px;
            background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
            padding: 60px 20px;
            text-align: center;
            color: var(--white);
        }
        .hero-badge {
            display: inline-block;
            background: rgba(255,255,255,0.2);
            padding: 4px 14px;
            border-radius: 15px;
            font-size: 12px;
            margin-bottom: 12px;
        }
        .hero h1 {
            font-size: 32px;
            font-weight: 700;
            margin-bottom: 10px;
        }
        .hero p {
            font-size: 15px;
            opacity: 0.9;
        }

        /* Package Tabs */
        .package-tabs {
            display: flex;
            justify-content: center;
            gap: 10px;
            padding: 20px;
            background: var(--bg-gradient);
            flex-wrap: wrap;
        }
        .tab-btn {
            padding: 10px 24px;
            border: 2px solid var(--primary);
            background: var(--white);
            color: var(--primary);
            border-radius: 25px;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.3s;
        }
        .tab-btn:hover, .tab-btn.active {
            background: var(--primary);
            color: var(--white);
        }
        .tab-btn.featured {
            border-color: var(--accent);
            background: linear-gradient(135deg, var(--primary), var(--accent));
            color: var(--white);
        }

        /* Package Detail */
        .package-detail {
            max-width: 900px;
            margin: 0 auto;
            padding: 40px 20px;
        }
        .detail-card {
            background: var(--white);
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            overflow: hidden;
            display: none;
        }
        .detail-card.active { display: block; }

        .detail-header {
            background: linear-gradient(135deg, var(--primary), var(--primary-light));
            padding: 30px;
            text-align: center;
            color: var(--white);
        }
        .detail-card:nth-child(2) .detail-header {
            background: linear-gradient(135deg, var(--primary), var(--accent));
        }
        .detail-card:nth-child(3) .detail-header {
            background: linear-gradient(135deg, var(--primary-dark), var(--primary));
        }
        .detail-card:nth-child(4) .detail-header {
            background: linear-gradient(135deg, var(--accent), var(--accent-dark));
        }
        .detail-type { font-size: 14px; opacity: 0.9; margin-bottom: 5px; }
        .detail-name { font-size: 24px; font-weight: 700; margin-bottom: 10px; }
        .detail-price { font-size: 36px; font-weight: 700; }
        .detail-price span { font-size: 14px; opacity: 0.85; }

        .detail-desc {
            background: rgba(126, 200, 217, 0.06);
            padding: 15px 20px;
            text-align: center;
            font-size: 14px;
            color: var(--text-gray);
            border-bottom: 1px solid rgba(126, 200, 217, 0.1);
        }

        .detail-content {
            padding: 30px;
        }

        /* Payment Timeline */
        .timeline {
            margin-bottom: 30px;
        }
        .timeline-title {
            font-size: 16px;
            font-weight: 700;
            color: var(--text-dark);
            margin-bottom: 15px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .timeline-title i { color: var(--primary); }
        .timeline-steps {
            position: relative;
            padding-left: 30px;
        }
        .timeline-steps::before {
            content: '';
            position: absolute;
            left: 8px;
            top: 0;
            bottom: 0;
            width: 2px;
            background: linear-gradient(to bottom, var(--primary), var(--accent));
        }
        .timeline-step {
            position: relative;
            padding: 12px 0;
            border-bottom: 1px solid var(--bg-light);
        }
        .timeline-step:last-child { border-bottom: none; }
        .timeline-step::before {
            content: '';
            position: absolute;
            left: -26px;
            top: 16px;
            width: 12px;
            height: 12px;
            background: var(--primary);
            border-radius: 50%;
            border: 2px solid var(--white);
            box-shadow: 0 0 0 2px var(--primary);
        }
        .step-stage {
            font-size: 13px;
            color: var(--text-gray);
            margin-bottom: 3px;
        }
        .step-amount {
            font-size: 18px;
            font-weight: 700;
            color: var(--primary);
        }

        /* Service List */
        .service-section {
            margin-bottom: 30px;
        }
        .service-title {
            font-size: 16px;
            font-weight: 700;
            color: var(--text-dark);
            margin-bottom: 15px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .service-title i { color: var(--primary); }
        .service-list {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 10px;
        }
        @media (max-width: 600px) {
            .service-list { grid-template-columns: 1fr; }
        }
        .service-item {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 12px;
            background: var(--bg-light);
            border-radius: var(--radius);
        }
        .service-icon {
            width: 36px;
            height: 36px;
            background: linear-gradient(135deg, var(--primary), var(--primary-light));
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--white);
            font-size: 14px;
            flex-shrink: 0;
        }
        .service-text { font-size: 13px; color: var(--text-dark); }

        /* Notes */
        .notes-section {
            background: rgba(126, 200, 217, 0.06);
            padding: 20px;
            border-radius: var(--radius);
            margin-bottom: 30px;
        }
        .notes-title {
            font-size: 14px;
            font-weight: 700;
            color: var(--accent-dark);
            margin-bottom: 12px;
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .notes-list {
            list-style: none;
        }
        .notes-list li {
            font-size: 12px;
            color: var(--text-gray);
            padding: 6px 0;
            display: flex;
            align-items: flex-start;
            gap: 8px;
        }
        .notes-list li::before {
            content: '•';
            color: var(--primary);
            font-weight: bold;
        }

        /* CTA */
        .detail-cta {
            background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
            padding: 25px;
            text-align: center;
            border-radius: var(--radius);
        }
        .detail-cta h3 {
            color: var(--white);
            font-size: 18px;
            margin-bottom: 8px;
        }
        .detail-cta p {
            color: rgba(255,255,255,0.9);
            font-size: 13px;
            margin-bottom: 15px;
        }
        .cta-phone {
            font-size: 28px;
            font-weight: 700;
            color: var(--white);
            margin-bottom: 15px;
        }
        .cta-btn {
            display: inline-block;
            padding: 12px 30px;
            background: var(--white);
            color: var(--primary);
            border-radius: 25px;
            font-weight: 600;
            transition: all 0.3s;
        }
        .cta-btn:hover {
            transform: scale(1.05);
            box-shadow: 0 5px 20px rgba(0,0,0,0.2);
        }

        /* Back Button */
        .back-btn {
            position: fixed;
            bottom: 20px;
            left: 20px;
            width: 50px;
            height: 50px;
            background: var(--white);
            border-radius: 50%;
            box-shadow: var(--shadow-hover);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary);
            font-size: 20px;
            z-index: 100;
            transition: all 0.3s;
        }
        .back-btn:hover {
            background: var(--primary);
            color: var(--white);
        }

        /* Footer */
        .footer {
            background: var(--text-dark);
            color: var(--white);
            padding: 30px 20px;
            text-align: center;
        }
        .footer-slogan {
            font-size: 14px;
            color: var(--accent);
            font-style: italic;
            margin-bottom: 15px;
        }
        .footer-contact {
            font-size: 13px;
            opacity: 0.8;
            margin-bottom: 10px;
        }
        .footer-copyright {
            font-size: 11px;
            opacity: 0.6;
            margin-top: 15px;
        }

        @media (max-width: 600px) {
            .hero h1 { font-size: 24px; }
            .detail-price { font-size: 28px; }
            .package-tabs { gap: 8px; }
            .tab-btn { padding: 8px 16px; font-size: 13px; }
        }
.nav-phone a, .cta-phone a{
    text-decoration: none; /* 去除下划线 */
    color: inherit;        /* 继承父元素颜色，避免默认蓝色 */
    cursor: pointer;       /* 保持手型光标，可选 */
    background: none;      /* 去除背景色 */
    border: none;          /* 去除边框 */
    outline: none;
}