* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        body {
            font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Helvetica Neue", sans-serif;
            background: linear-gradient(180deg, #f7faff 0%, #eef4ff 100%);
            color: #1d2939;
            line-height: 1.6;
            display: flex;
            flex-direction: column;
            min-height: 100vh;
        }
        .main {
            flex: 1;
            width: 100%;
        }
        /* 顶部导航 */
        .header {
            background: rgba(255, 255, 255, 0.85);
            backdrop-filter: saturate(180%) blur(20px);
            -webkit-backdrop-filter: saturate(180%) blur(20px);
            box-shadow: 0 1px 0 rgba(0, 0, 0, 0.04);
            position: sticky;
            top: 0;
            z-index: 999;
        }
        .header-inner {
            max-width: 1280px;
            margin: 0 auto;
            padding: 16px 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
        }
        .logo a {
            font-size: 24px;
            font-weight: 800;
            background: linear-gradient(135deg, #2563eb 0%, #3b82f6 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            text-decoration: none;
        }
        .nav-menu {
            display: flex;
            align-items: center;
            gap: 32px;
        }
        .nav-menu a {
            color: #475467;
            text-decoration: none;
            font-size: 15px;
            font-weight: 500;
            transition: color 0.2s ease;
            position: relative;
        }
        .nav-menu a:hover {
            color: #2563eb;
        }
        .nav-menu a.active::after {
            content: '';
            position: absolute;
            bottom: -8px;
            left: 0;
            right: 0;
            height: 2px;
            background: #2563eb;
            border-radius: 2px;
        }
        .header-right {
            display: flex;
            align-items: center;
            gap: 16px;
        }
        .city-switch {
            position: relative;
        }
        .city-btn {
            padding: 7px 16px;
            border: 1px solid #e2e8f0;
            border-radius: 999px;
            font-size: 13px;
            cursor: pointer;
            background: #ffffff;
            transition: all 0.25s ease;
            color: #475467;
            font-weight: 500;
        }
        .city-btn:hover {
            border-color: #2563eb;
            color: #2563eb;
            box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.08);
        }
        .city-dropdown {
            position: absolute;
            top: 48px;
            right: 0;
            background: #ffffff;
            border-radius: 16px;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
            padding: 12px;
            width: 320px;
            display: none;
            z-index: 1000;
            border: 1px solid #f1f5f9;
        }
        .city-switch:hover .city-dropdown {
            display: block;
        }
        .city-dropdown a {
            display: inline-block;
            padding: 7px 14px;
            margin: 4px;
            font-size: 14px;
            color: #5b7190;
            text-decoration: none;
            border-radius: 999px;
            transition: all 0.2s ease;
            background: #f7faff;
        }
        .city-dropdown a:hover {
            background: #e6f7ff;
            color: #2563eb;
        }
        /* 移动端汉堡按钮 */
        .hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            cursor: pointer;
            padding: 4px;
        }
        .hamburger span {
            width: 22px;
            height: 2px;
            background: #1d2939;
            border-radius: 2px;
            transition: all 0.3s ease;
        }
        /* 移动端侧边菜单 */
        .mobile-menu {
            position: fixed;
            top: 0;
            right: -100%;
            width: 78%;
            max-width: 320px;
            height: 100vh;
            background: #ffffff;
            box-shadow: -4px 0 25px rgba(0, 0, 0, 0.08);
            z-index: 10000;
            transition: right 0.3s ease;
            padding: 64px 24px 24px;
            overflow-y: auto;
        }
        .mobile-menu.active {
            right: 0;
        }
        .mobile-menu-close {
            position: absolute;
            top: 20px;
            right: 20px;
            font-size: 28px;
            color: #667085;
            cursor: pointer;
            line-height: 1;
        }
        .mobile-menu-group {
            margin-bottom: 32px;
        }
        .mobile-menu-group h4 {
            font-size: 13px;
            color: #98a2b3;
            margin-bottom: 14px;
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 0.5px;
        }
        .mobile-menu-group a {
            display: block;
            padding: 12px 0;
            color: #1d2939;
            text-decoration: none;
            font-size: 16px;
            border-bottom: 1px solid #f2f4f7;
            transition: color 0.2s ease;
        }
        .mobile-menu-group a:active {
            color: #2563eb;
        }
        .mobile-mask {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(0, 0, 0, 0.35);
            z-index: 9999;
            display: none;
        }
        .mobile-mask.active {
            display: block;
        }
        /* 主内容区 */
        .main {
            max-width: 1280px;
            margin: 0 auto;
            padding: 40px 24px;
        }
        .page-title {
            text-align: center;
            margin-bottom: 48px;
        }
        .page-title h1 {
            font-size: 36px;
            font-weight: 800;
            background: linear-gradient(135deg, #2563eb 0%, #60a5fa 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            margin-bottom: 14px;
            letter-spacing: 0.5px;
        }
        .page-title p {
            font-size: 16px;
            color: #667085;
            max-width: 640px;
            margin: 0 auto;
        }
        /* 核心功能卡片区 */
        .card-grid {
            display: grid;
            gap: 24px;
            grid-template-columns: repeat(3, 1fr);
            margin-bottom: 56px;
        }
        .card {
            background: #ffffff;
            border-radius: 24px;
            padding: 32px 28px;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
            transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            position: relative;
            overflow: hidden;
            border: 1px solid #f1f5f9;
            display: flex;
            flex-direction: column;
        }
        .card:hover {
            transform: translateY(-8px);
            box-shadow: 0 16px 40px rgba(37, 99, 235, 0.12);
            border-color: #bfdbfe;
        }
        .card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 5px;
            background: linear-gradient(90deg, #2563eb, #60a5fa);
        }
        .card.purple::before {
            background: linear-gradient(90deg, #7c3aed, #a78bfa);
        }
        .card.green::before {
            background: linear-gradient(90deg, #059669, #34d399);
        }
        .card h3 {
            font-size: 22px;
            font-weight: 700;
            color: #1d2939;
            margin-bottom: 16px;
            text-align: center;
            letter-spacing: 0.5px;
        }
        .card-desc {
            text-align: center;
            color: #667085;
            font-size: 14px;
            margin-bottom: 24px;
            flex: 1;
        }
        /* 按钮样式 */
        .btn-primary {
            display: block;
            width: 100%;
            text-align: center;
            padding: 15px;
            background: linear-gradient(135deg, #2563eb 0%, #3b82f6 100%);
            color: #ffffff;
            text-decoration: none;
            border-radius: 999px;
            font-size: 16px;
            font-weight: 600;
            transition: all 0.25s ease;
            box-shadow: 0 8px 18px rgba(37, 99, 235, 0.22);
            margin-top: auto;
        }
        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 12px 24px rgba(37, 99, 235, 0.32);
        }
        .btn-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 14px;
            margin-top: auto;
        }
        .btn-grid a {
            padding: 13px 8px;
            text-align: center;
            border-radius: 999px;
            color: #ffffff;
            text-decoration: none;
            font-weight: 600;
            font-size: 14px;
            transition: all 0.2s ease;
        }
        .btn-grid a:hover {
            transform: scale(1.04);
            filter: brightness(1.08);
        }
        .btn-red {
            background: linear-gradient(135deg, #2563eb 0%, #3b82f6 100%);
        }
        .btn-purple {
            background: linear-gradient(135deg, #7c3aed 0%, #a78bfa 100%);
        }
        .btn-orange {
            background: linear-gradient(135deg, #f59e0b 0%, #fbbf24 100%);
        }
        .btn-green {
            background: linear-gradient(135deg, #059669 0%, #34d399 100%);
        }
        /* 推荐码盒子 */
        .code-box {
            background: linear-gradient(135deg, #f0f7ff 0%, #e0f2fe 100%);
            border: 1px dashed #93c5fd;
            border-radius: 20px;
            padding: 24px 20px;
            text-align: center;
            margin-bottom: 20px;
            position: relative;
            overflow: hidden;
        }
        .code-box::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: linear-gradient(90deg, transparent, rgba(147, 197, 253, 0.35), transparent);
            background-size: 200% 100%;
            animation: shine 3s linear infinite;
            pointer-events: none;
        }
        @keyframes shine {
            0% { background-position: -200% 0; }
            100% { background-position: 200% 0; }
        }
        .code-num {
            font-size: 48px;
            font-weight: 900;
            color: #2563eb;
            letter-spacing: 10px;
            cursor: pointer;
            user-select: none;
            margin: 10px 0;
            text-shadow: 0 2px 10px rgba(37, 99, 235, 0.15);
            position: relative;
        }
        .code-tip {
            font-size: 13px;
            color: #059669;
            font-weight: 600;
        }
        /* 流程步骤 */
        .step-list {
            display: flex;
            flex-direction: column;
            gap: 16px;
            margin-bottom: 24px;
        }
        .step-item {
            display: flex;
            gap: 14px;
            align-items: flex-start;
        }
        .step-num {
            flex-shrink: 0;
            width: 30px;
            height: 30px;
            border-radius: 50%;
            background: linear-gradient(135deg, #2563eb 0%, #3b82f6 100%);
            color: #ffffff;
            text-align: center;
            line-height: 30px;
            font-weight: 700;
            font-size: 14px;
        }
        .step-item:nth-child(2) .step-num {
            background: linear-gradient(135deg, #f59e0b 0%, #fbbf24 100%);
        }
        .step-item:nth-child(3) .step-num {
            background: linear-gradient(135deg, #7c3aed 0%, #a78bfa 100%);
        }
        .step-item:nth-child(4) .step-num {
            background: linear-gradient(135deg, #059669 0%, #34d399 100%);
        }
        .step-text {
            flex: 1;
            padding: 8px 12px;
            background: #f9fafb;
            border-radius: 12px;
            font-size: 14px;
            line-height: 1.7;
        }
        .step-text a {
            color: #2563eb;
            font-weight: 600;
            text-decoration: underline;
        }
        /* 资讯中心专区 */
        .section {
            margin-bottom: 56px;
        }
        .section-header {
            display: flex;
            justify-content: space-between;
            align-items: flex-end;
            margin-bottom: 24px;
            padding-bottom: 16px;
            border-bottom: 2px solid #e6f0ff;
        }
        .section-title {
            font-size: 26px;
            font-weight: 700;
            color: #1d2939;
            position: relative;
            padding-left: 16px;
        }
        .section-title::before {
            content: '';
            position: absolute;
            left: 0;
            top: 6px;
            bottom: 6px;
            width: 4px;
            background: linear-gradient(180deg, #2563eb, #60a5fa);
            border-radius: 4px;
        }
        .section-more {
            color: #2563eb;
            text-decoration: none;
            font-size: 14px;
            font-weight: 500;
            transition: all 0.2s ease;
        }
        .section-more:hover {
            color: #1d4ed8;
            transform: translateX(2px);
        }
        .news-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
        }
        .news-item {
            background: #ffffff;
            border-radius: 20px;
            padding: 24px;
            border: 1px solid #f1f5f9;
            transition: all 0.3s ease;
            cursor: pointer;
        }
        .news-item:hover {
            transform: translateY(-4px);
            box-shadow: 0 12px 32px rgba(37, 99, 235, 0.1);
            border-color: #bfdbfe;
        }
        .news-date {
            font-size: 13px;
            color: #98a2b3;
            margin-bottom: 10px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .news-date::before {
            content: '';
            display: inline-block;
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: #60a5fa;
        }
        .news-title {
            font-size: 18px;
            font-weight: 600;
            color: #1d2939;
            margin-bottom: 10px;
            line-height: 1.5;
            transition: color 0.2s ease;
        }
        .news-item:hover .news-title {
            color: #2563eb;
        }
        .news-desc {
            font-size: 14px;
            color: #667085;
            line-height: 1.7;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        /* 精简底部页脚 */
        .footer {
            background: #ffffff;
            border-top: 1px solid #f1f5f9;
            padding: 32px 20px;
            text-align: center;
            color: #98a2b3;
            font-size: 13px;
            line-height: 1.8;
            margin-top: 20px;
        }
        .footer a {
            color: #667085;
            text-decoration: none;
            margin: 0 8px;
            transition: color 0.2s ease;
        }
        .footer a:hover {
            color: #2563eb;
        }
        .footer .contact-line {
            margin-bottom: 10px;
            font-size: 14px;
        }
        .footer .contact-line span {
            margin: 0 16px;
        }
        /* 复制成功提示 */
        .copy-toast {
            position: fixed;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            background: #059669;
            color: #ffffff;
            padding: 16px 32px;
            border-radius: 16px;
            z-index: 99999;
            font-size: 15px;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
            display: none;
        }
        /* 移动端适配 */
        @media (max-width: 960px) {
            .card-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .news-grid {
                grid-template-columns: 1fr;
            }
        }
        @media (max-width: 768px) {
            .nav-menu {
                display: none;
            }
            .hamburger {
                display: flex;
            }
            .page-title h1 {
                font-size: 28px;
            }
            .page-title p {
                font-size: 15px;
            }
            .card-grid {
                margin-bottom: 40px;
            }
            .card {
                padding: 24px;
                border-radius: 20px;
            }
            .code-num {
                font-size: 40px;
                letter-spacing: 8px;
            }
            .header-inner {
                padding: 14px 16px;
            }
            .logo a {
                font-size: 21px;
            }
            .city-btn {
                padding: 6px 14px;
                font-size: 12px;
            }
            .main {
                padding: 28px 16px;
            }
            .page-title {
                margin-bottom: 32px;
            }
            .section {
                margin-bottom: 40px;
            }
            .section-title {
                font-size: 22px;
            }
            .news-item {
                padding: 20px;
            }
            .news-title {
                font-size: 16px;
            }
            .footer {
                font-size: 12px;
                padding: 24px 16px;
            }
            .footer .contact-line span {
                margin: 0 8px;
                display: block;
                margin-bottom: 6px;
            }
        }
        /* 首页大图Banner */
.home-banner {
    margin-bottom: 40px;
    border-radius: 24px;
    overflow: hidden;
    box-shadow: 0 8px 28px rgba(224, 82, 45, 0.18);
    line-height: 0;
    background: linear-gradient(100deg, #f0512c 0%, #f4653c 55%, #f87a4a 100%);
}
.home-banner img {
    width: 100%;
    height: auto;
    max-height: 460px;
    object-fit: contain;
    display: block;
}
.home-banner a {
    display: block;
}
/* 手机端适配 */
@media (max-width: 768px) {
    .home-banner {
        border-radius: 16px;
        margin-bottom: 28px;
    }
}


/* ===================== 扩展：列表 / 详情 / 后台 ===================== */
.breadcrumb{padding:14px 0 0;font-size:13px;color:#667085;}
.breadcrumb a{color:#667085;text-decoration:none;}
.breadcrumb a:hover{color:#2563eb;}
.breadcrumb span{margin:0 6px;color:#98a2b3;}

/* 套餐列表 */
.plan-toolbar{display:flex;flex-wrap:wrap;gap:10px;align-items:center;margin:18px 0 6px;}
.plan-toolbar .chip{background:#fff;border:1px solid #e4e7ec;border-radius:999px;padding:6px 14px;font-size:13px;color:#475467;text-decoration:none;}
.plan-toolbar .chip.on{background:#2563eb;border-color:#2563eb;color:#fff;}
.plan-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:16px;margin-top:16px;}
.plan-card{background:#fff;border:1px solid #e4e7ec;border-radius:14px;padding:16px;display:flex;flex-direction:column;transition:box-shadow .2s,transform .2s;position:relative;}
.plan-card:hover{box-shadow:0 8px 24px rgba(16,24,40,.08);transform:translateY(-2px);}
.plan-card h3{font-size:17px;color:#101828;margin-bottom:8px;line-height:1.4;}
.plan-card h3 a{color:#101828;text-decoration:none;}
.plan-card h3 a:hover{color:#2563eb;}
.plan-meta{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:10px;}
.plan-meta span{background:#eff4ff;color:#1e40af;border-radius:6px;padding:3px 8px;font-size:12px;}
.plan-spec{font-size:13px;color:#475467;line-height:1.9;margin-bottom:10px;}
.plan-spec b{color:#101828;font-size:15px;}
.plan-price{display:flex;align-items:baseline;gap:8px;margin-top:auto;padding-top:10px;border-top:1px dashed #e4e7ec;}
.plan-price .now{color:#e11d48;font-size:22px;font-weight:800;}
.plan-price .now i{font-size:13px;font-style:normal;}
.plan-price .old{color:#98a2b3;font-size:13px;text-decoration:line-through;}
.plan-card .btn-primary{margin-top:10px;text-align:center;}
.plan-tag{position:absolute;top:0;right:0;background:#e11d48;color:#fff;font-size:12px;padding:3px 8px;border-radius:0 12px 0 12px;}

/* 套餐详情 */
.detail-wrap{display:grid;grid-template-columns:1.6fr 1fr;gap:20px;margin-top:18px;}
.detail-main,.side-card{background:#fff;border:1px solid #e4e7ec;border-radius:14px;padding:20px;}
.detail-main h1{font-size:24px;color:#101828;margin-bottom:6px;}
.detail-sub{color:#667085;font-size:14px;margin-bottom:14px;}
.spec-table{width:100%;border-collapse:collapse;margin:14px 0;font-size:14px;}
.spec-table th,.spec-table td{border:1px solid #e4e7ec;padding:10px 12px;text-align:left;}
.spec-table th{background:#f9fafb;color:#475467;width:110px;font-weight:600;}
.feat-list{margin:10px 0;padding-left:18px;color:#475467;font-size:14px;line-height:2;}
.detail-body{font-size:15px;color:#344054;line-height:1.9;}
.detail-body p{margin:10px 0;}
.side-card h3{font-size:16px;margin-bottom:12px;color:#101828;}
.side-list{list-style:none;font-size:14px;color:#475467;line-height:2.1;padding:0;margin:0;}
.side-list li{border-bottom:1px dashed #e4e7ec;padding:6px 0;}
.side-list li:last-child{border:none;}

/* 资讯列表 */
.news-list{margin-top:16px;}
.news-card{display:flex;gap:14px;background:#fff;border:1px solid #e4e7ec;border-radius:12px;padding:14px;margin-bottom:12px;}
.news-card .nc-date{flex:0 0 92px;text-align:center;color:#2563eb;font-weight:700;font-size:13px;}
.news-card .nc-date small{display:block;color:#98a2b3;font-weight:400;font-size:12px;}
.news-card h3{margin:0 0 6px;font-size:16px;}
.news-card h3 a{color:#101828;text-decoration:none;}
.news-card h3 a:hover{color:#2563eb;}
.news-card p{margin:0;color:#667085;font-size:13px;line-height:1.7;}
.article-body{background:#fff;border:1px solid #e4e7ec;border-radius:14px;padding:22px;margin-top:16px;font-size:15px;color:#344054;line-height:1.95;}
.article-body p{margin:12px 0;}
.article-body h2{font-size:19px;margin:18px 0 10px;color:#101828;}
.article-meta{color:#98a2b3;font-size:13px;margin-bottom:14px;}

/* 关于 / 联系 */
.cms-box{background:#fff;border:1px solid #e4e7ec;border-radius:14px;padding:22px;margin-top:16px;font-size:15px;color:#344054;line-height:1.95;}
.cms-box h2{font-size:19px;margin:16px 0 8px;color:#101828;}
.cms-box p{margin:10px 0;}
.contact-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:14px;margin-top:12px;}
.contact-cell{background:#f9fafb;border:1px solid #e4e7ec;border-radius:10px;padding:14px;}
.contact-cell b{display:block;color:#101828;margin-bottom:4px;}
.contact-cell span{color:#475467;font-size:14px;}

/* 分页 */
.pager{display:flex;gap:8px;justify-content:center;align-items:center;margin:24px 0;flex-wrap:wrap;}
.pager a,.pager span{background:#fff;border:1px solid #e4e7ec;border-radius:8px;padding:7px 13px;font-size:14px;color:#475467;text-decoration:none;}
.pager .on{background:#2563eb;border-color:#2563eb;color:#fff;}

/* 城市墙 */
.city-wall{display:grid;grid-template-columns:repeat(auto-fill,minmax(120px,1fr));gap:8px;margin-top:12px;}
.city-wall a{background:#fff;border:1px solid #e4e7ec;border-radius:8px;padding:8px 6px;text-align:center;font-size:13px;color:#475467;text-decoration:none;}
.city-wall a:hover{border-color:#2563eb;color:#2563eb;}

/* 代理页 */
.agent-steps{display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:14px;margin-top:16px;}
.agent-step{background:#fff;border:1px solid #e4e7ec;border-radius:12px;padding:18px;position:relative;}
.agent-step .sn{width:30px;height:30px;border-radius:50%;background:#2563eb;color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;margin-bottom:10px;}
.agent-step h4{margin:0 0 6px;font-size:15px;color:#101828;}
.agent-step p{margin:0;font-size:13px;color:#667085;line-height:1.8;}

/* 页脚链接 */
.foot-links{margin:8px 0;display:flex;gap:14px;flex-wrap:wrap;justify-content:center;}
.foot-links a{color:#475467;text-decoration:none;font-size:14px;}
.foot-links a:hover{color:#2563eb;}

/* ============ 后台 ============ */
.admin-wrap{display:flex;min-height:100vh;background:#f2f4f7;}
.admin-side{width:200px;background:#101828;color:#cbd5e1;padding:0;flex:0 0 200px;}
.admin-side .brand{padding:18px 18px;font-size:17px;font-weight:800;color:#fff;border-bottom:1px solid #1d2939;}
.admin-side a{display:block;padding:11px 18px;color:#cbd5e1;text-decoration:none;font-size:14px;border-left:3px solid transparent;}
.admin-side a:hover{background:#1d2939;color:#fff;}
.admin-side a.on{background:#1d2939;color:#fff;border-left-color:#2563eb;}
.admin-main{flex:1;padding:18px 22px;overflow-x:auto;}
.admin-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px;gap:10px;flex-wrap:wrap;}
.admin-top h1{font-size:20px;color:#101828;}
.admin-card{background:#fff;border:1px solid #e4e7ec;border-radius:12px;padding:16px;margin-bottom:16px;}
.admin-card h3{font-size:16px;margin-bottom:12px;color:#101828;}
.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:12px;margin-bottom:16px;}
.stat{background:#fff;border:1px solid #e4e7ec;border-radius:12px;padding:16px;}
.stat b{display:block;font-size:24px;color:#101828;}
.stat span{color:#667085;font-size:13px;}
table.adm{width:100%;border-collapse:collapse;font-size:13px;background:#fff;}
table.adm th,table.adm td{border:1px solid #e4e7ec;padding:8px 10px;text-align:left;vertical-align:middle;}
table.adm th{background:#f9fafb;color:#475467;font-weight:600;white-space:nowrap;}
table.adm tr:hover td{background:#fcfcfd;}
.adm-form label{display:block;margin:10px 0 4px;font-size:13px;color:#475467;}
.adm-form input[type=text],.adm-form input[type=number],.adm-form input[type=password],.adm-form select,.adm-form textarea{
  width:100%;padding:8px 10px;border:1px solid #d0d5dd;border-radius:8px;font-size:14px;font-family:inherit;box-sizing:border-box;}
.adm-form textarea{min-height:90px;resize:vertical;}
.adm-grid{display:grid;grid-template-columns:1fr 1fr;gap:0 16px;}
.btn{display:inline-block;background:#2563eb;color:#fff;border:none;border-radius:8px;padding:8px 16px;font-size:14px;cursor:pointer;text-decoration:none;}
.btn:hover{background:#1d4ed8;}
.btn.gray{background:#667085;}
.btn.gray:hover{background:#475467;}
.btn.danger{background:#e11d48;}
.btn.sm{padding:4px 10px;font-size:12px;border-radius:6px;}
.badge{display:inline-block;padding:2px 8px;border-radius:999px;font-size:12px;}
.badge.ok{background:#dcfce7;color:#166534;}
.badge.no{background:#fee2e2;color:#991b1b;}
.badge.wait{background:#fef3c7;color:#92400e;}
.admin-login{max-width:340px;margin:10vh auto;background:#fff;border:1px solid #e4e7ec;border-radius:14px;padding:26px;}
.admin-login h2{margin-bottom:16px;font-size:19px;color:#101828;}
.hint{background:#eff4ff;border:1px solid #d1e0ff;color:#1e40af;border-radius:8px;padding:10px 12px;font-size:13px;margin-bottom:14px;line-height:1.7;}
.tip{color:#98a2b3;font-size:12px;margin-top:4px;}
@media(max-width:900px){
  .admin-wrap{flex-direction:column;}
  .admin-side{width:100%;flex:none;display:flex;overflow-x:auto;}
  .admin-side a{padding:10px 12px;white-space:nowrap;}
  .adm-grid{grid-template-columns:1fr;}
  .detail-wrap{grid-template-columns:1fr;}
}

/* ===================== 企业微信 / 客服联系条 ===================== */
.wecom-band{display:grid;grid-template-columns:auto 1fr;gap:26px;align-items:center;background:#fff;border:1px solid #e4e7ec;border-radius:14px;padding:20px 22px;}
.wecom-qr{display:flex;align-items:center;gap:16px;}
.wecom-qr img{width:150px;height:150px;display:block;border-radius:10px;border:1px solid #eef0f3;background:#fff;}
.wecom-qr .wq-text b{display:block;font-size:16px;color:#101828;margin-bottom:6px;}
.wecom-qr .wq-text span{display:block;font-size:13px;color:#667085;line-height:1.8;}
.wecom-qr .wq-text em{display:inline-block;margin-top:8px;font-style:normal;font-size:12px;color:#166534;background:#dcfce7;border-radius:999px;padding:3px 10px;}
.wecom-info{border-left:1px dashed #e4e7ec;padding-left:26px;}
.wecom-info .wi-label{font-size:13px;color:#98a2b3;letter-spacing:1px;}
.wecom-info .wi-phone{display:block;font-size:30px;font-weight:800;color:#e11d48;text-decoration:none;line-height:1.25;margin:2px 0 8px;letter-spacing:.5px;}
.wecom-info .wi-phone:hover{color:#be123c;}
.wecom-info .wi-meta{font-size:13px;color:#475467;line-height:2;}
.wecom-info .wi-meta b{color:#101828;}
@media(max-width:760px){
  .wecom-band{grid-template-columns:1fr;gap:16px;padding:16px;}
  .wecom-qr img{width:120px;height:120px;}
  .wecom-info{border-left:none;border-top:1px dashed #e4e7ec;padding-left:0;padding-top:14px;}
  .wecom-info .wi-phone{font-size:24px;}
}

/* ===================== 套餐商城嵌入 ===================== */
.store-embed{margin:16px 0 26px;background:#fff;border:1px solid #e4e7ec;border-radius:14px;overflow:hidden;box-shadow:0 2px 10px rgba(16,24,40,.05);}
.store-embed .se-head{display:flex;align-items:center;gap:10px;flex-wrap:wrap;padding:12px 16px;border-bottom:1px solid #e4e7ec;background:linear-gradient(90deg,#f8faff,#fff);}
.store-embed .se-head h2{margin:0;font-size:16px;color:#101828;display:flex;align-items:center;gap:8px;}
.store-embed .se-head h2::before{content:"";width:4px;height:16px;background:#2563eb;border-radius:2px;}
.store-embed .se-head .se-tip{color:#667085;font-size:13px;}
.store-embed .se-head .se-open{margin-left:auto;color:#2563eb;font-size:13px;text-decoration:none;border:1px solid #2563eb;border-radius:8px;padding:5px 12px;white-space:nowrap;}
.store-embed .se-head .se-open:hover{background:#2563eb;color:#fff;}
.store-embed .se-frame{position:relative;width:100%;background:#eef2f8;display:flex;justify-content:center;padding:14px 0;}
.store-embed .se-frame iframe{display:block;width:430px;max-width:100%;border:0;background:#fff;border-radius:12px;box-shadow:0 4px 18px rgba(16,24,40,.10);min-height:520px;}
.store-embed .se-loading{position:absolute;inset:0;z-index:2;display:flex;align-items:center;justify-content:center;flex-direction:column;gap:10px;color:#667085;font-size:14px;background:#eef2f8;}
.store-embed .se-loading .sp{width:26px;height:26px;border:3px solid #d0d5dd;border-top-color:#2563eb;border-radius:50%;animation:rcspin .8s linear infinite;}
@keyframes rcspin{to{transform:rotate(360deg);}}
.store-embed .se-foot{padding:10px 16px;border-top:1px solid #e4e7ec;color:#98a2b3;font-size:12px;background:#fcfcfd;}
@media(max-width:640px){
  .store-embed .se-head{padding:10px 12px;}
  .store-embed .se-head .se-tip{display:none;}
  .store-embed .se-frame{padding:0;}
  .store-embed .se-frame iframe{width:100%;border-radius:0;box-shadow:none;}
}

/* ===================== 细节优化 / 移动端打磨 ===================== */
/* 全局：点击无蓝色闪烁、图片不溢出、字体渲染 */
a,button{-webkit-tap-highlight-color:transparent;}
img{max-width:100%;height:auto;}
body{-webkit-text-size-adjust:100%;text-rendering:optimizeLegibility;}

/* 主容器：手机端减少左右留白，内容更宽 */
@media(max-width:768px){
  .main,.header-inner,.footer-inner{padding-left:12px;padding-right:12px;}
  .page-title h1,.detail-main h1{font-size:21px;line-height:1.4;}
  .page-title p{font-size:13px;}
  .section-title{font-size:16px;}
  .section-header{margin-bottom:10px;}
  .section{margin-bottom:22px;}
  .breadcrumb{font-size:12px;}
}

/* 首页首屏：banner 与标题 */
@media(max-width:768px){
  .home-banner{border-radius:12px;margin-bottom:18px;box-shadow:0 4px 14px rgba(37,99,235,.10);}
  .page-title{margin-top:2px;}
  .card-grid{gap:12px;}
  .card{padding:14px;border-radius:14px;}
  .card h3{font-size:16px;}
  .card-desc{font-size:13px;line-height:1.75;}
}

/* 邀请码：手机端更大更好点，点击有反馈 */
.code-num{
  transition:transform .12s ease,background .12s ease;
  -webkit-user-select:none;user-select:none;cursor:pointer;
}
.code-num:active{transform:scale(.97);}
@media(max-width:768px){
  .code-num{font-size:30px;padding:10px 0;letter-spacing:3px;}
  .code-tip{font-size:12px;}
  .btn-grid{grid-template-columns:1fr 1fr;gap:8px;}
}

/* 按钮：手机端加大点击区 */
@media(max-width:768px){
  .btn-primary,.btn-red,.btn-purple,.btn-orange,.btn-green{
    display:block;padding:11px 0;text-align:center;font-size:15px;border-radius:10px;
  }
  .step-list .step-item{padding:8px 0;}
  .step-text{font-size:13px;line-height:1.7;}
}

/* 客服区：手机端电话整块可点 */
@media(max-width:760px){
  .wecom-qr{gap:12px;}
  .wecom-qr .wq-text span{font-size:12px;}
  .wecom-info .wi-phone{
    font-size:26px;display:inline-block;padding:4px 0;
  }
  .wecom-info .wi-meta{font-size:12px;line-height:1.9;}
}

/* 资讯卡：手机端紧凑 */
@media(max-width:768px){
  .news-card{padding:12px;gap:10px;border-radius:10px;}
  .news-card .nc-date{flex:0 0 62px;font-size:12px;}
  .news-card h3{font-size:15px;}
  .news-card p{font-size:12.5px;
    display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
}

/* 城市墙：手机端三列小格 */
@media(max-width:768px){
  .city-wall{grid-template-columns:repeat(3,1fr);gap:6px;}
  .city-wall a{padding:7px 2px;font-size:12px;}
}

/* 套餐列表页：手机端筛选条可横滑 */
@media(max-width:768px){
  .plan-toolbar{flex-wrap:nowrap;overflow-x:auto;padding-bottom:4px;-webkit-overflow-scrolling:touch;}
  .plan-toolbar .chip{white-space:nowrap;flex:0 0 auto;}
  .plan-toolbar form{margin-left:6px !important;flex:0 0 auto;}
  .plan-grid{grid-template-columns:1fr;gap:12px;}
}

/* 面包屑与分页：手机端紧凑 */
@media(max-width:768px){
  .pager a,.pager span{padding:6px 11px;font-size:13px;}
}

/* iPhone 底部安全区 */
@supports(padding-bottom:env(safe-area-inset-bottom)){
  body{padding-bottom:env(safe-area-inset-bottom);}
}

/* 外链小箭头提示，避免用户不知道会跳走 */
a[target="_blank"]{cursor:pointer;}