/* ============================================================
   明浩制冷网 - 前台样式 v2（门户大气风格 · 全屏海报 · H5 响应式）
   ============================================================ */

:root {
    --primary: #1677ff;
    --primary-dark: #0b5cd7;
    --primary-deep: #0a3f8f;
    --accent: #ff4d4f;
    --orange: #ff8f1f;
    --green: #00b578;
    --cyan: #13c2c2;
    --text: #1f2430;
    --text-sub: #616a78;
    --text-light: #98a1ad;
    --border: #eceef2;
    --bg: #f5f7fa;
    --card: #ffffff;
    --shadow: 0 2px 12px rgba(16,42,94,.06);
    --shadow-hover: 0 12px 32px rgba(16,42,94,.14);
    --radius: 10px;
    --maxw: 1220px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
    font-family: "Microsoft YaHei", "PingFang SC", "Helvetica Neue", Arial, sans-serif;
    font-size: 14px;
    color: var(--text);
    background: var(--bg);
    line-height: 1.65;
    overflow-x: hidden;
    overflow-wrap: break-word;      /* 长英文/URL 不撑破窄屏 */
    word-break: break-word;
}
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
img { max-width: 100%; border: 0; vertical-align: middle; }
/* 用 max-width 而非 width：即使断点漏配也不会在窄屏撑出固定 1220px */
.container { width: 100%; max-width: var(--maxw); margin: 0 auto; }
table, iframe, video, svg { max-width: 100%; }
.clearfix::after { content: ""; display: block; clear: both; }

/* ---------- 顶部工具条 ---------- */
.topbar { display: none; background: #1b1f28; color: #a8b0bd; font-size: 12px; height: 36px; line-height: 36px; }
.topbar-inner { display: flex; justify-content: space-between; }
.topbar a { color: #c4cbd6; display: inline-flex; align-items: center; gap: 4px; margin-left: 18px; transition: color .2s; }
.topbar a:hover { color: #fff; }
.topbar .sep { margin: 0 12px; color: #3a4150; }

/* ---------- 头部 ---------- */
.header { background: #fff; padding: 22px 0; border-bottom: 1px solid var(--border); }
.header-inner { display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.logo { display: flex; align-items: center; gap: 14px; flex-shrink: 0; }
.logo-icon {
    width: 58px; height: 58px; border-radius: 14px;
    background: linear-gradient(135deg, #2b8cff, var(--primary-deep));
    display: flex; align-items: center; justify-content: center;
    box-shadow: 0 6px 18px rgba(22,119,255,.32);
}
.logo-text strong { display: block; font-size: 27px; color: var(--primary-deep); letter-spacing: 2px; line-height: 1.2; }
.logo-text em { display: block; font-size: 12px; color: var(--text-sub); font-style: normal; letter-spacing: .5px; }

.header-search { flex: 1; max-width: 470px; }
.header-search form { display: flex; height: 42px; border: 2px solid var(--primary); border-radius: 22px; overflow: hidden; box-shadow: 0 4px 14px rgba(22,119,255,.12); }
.header-search input { flex: 1; border: 0; outline: 0; padding: 0 18px; font-size: 14px; }
.header-search button {
    width: 88px; border: 0; background: linear-gradient(90deg, var(--primary), var(--primary-dark));
    color: #fff; font-size: 15px; cursor: pointer; transition: filter .2s;
}
.header-search button:hover { filter: brightness(1.08); }
.hot-tags { margin-top: 9px; font-size: 12px; color: var(--text-light); }
.hot-tags a { color: var(--text-sub); margin: 0 5px; }
.hot-tags a:hover { color: var(--primary); }

.header-hotline { text-align: right; flex-shrink: 0; }
.hotline-label { display: block; font-size: 12px; color: var(--text-light); letter-spacing: 1px; }
.header-hotline strong { display: block; font-size: 26px; color: var(--accent); font-weight: 700; letter-spacing: .5px; line-height: 1.25; }
.hotline-sub { font-size: 12px; color: var(--text-sub); }

/* ---------- 主导航 ---------- */
.mainnav { background: linear-gradient(90deg, var(--primary-deep), #1257c9 55%, var(--primary)); box-shadow: 0 3px 12px rgba(10,63,143,.22); position: relative; z-index: 60; }
.nav-list { display: flex; }
.nav-list li { flex: 1; text-align: center; position: relative; }
.nav-list li a { display: block; color: rgba(255,255,255,.92); font-size: 16px; padding: 15px 0; transition: background .2s, color .2s; letter-spacing: .5px; }
.nav-list li a:hover, .nav-list li.active a { background: rgba(255,255,255,.15); color: #fff; }
.nav-list li.active a { font-weight: 700; }
.nav-list li.active::after {
    content: ""; position: absolute; bottom: 0; left: 50%; transform: translateX(-50%);
    width: 40px; height: 3px; background: #fff; border-radius: 3px 3px 0 0;
}

/* ---------- 全屏 Banner 轮播（首页） ---------- */
.banner-full { position: relative; width: 100%; background: #0a3f8f; }
.banner-carousel { position: relative; overflow: hidden; }
.banner-carousel .slides { position: relative; height: 560px; }
.banner-carousel .slide { position: absolute; inset: 0; opacity: 0; transition: opacity .7s ease; }
.banner-carousel .slide.active { opacity: 1; }
.banner-carousel .slide a { display: block; width: 100%; height: 100%; }
.banner-carousel .slide img { width: 100%; height: 100%; object-fit: cover; display: block; }
.banner-carousel .dots { position: absolute; bottom: 26px; left: 50%; transform: translateX(-50%); display: flex; gap: 10px; z-index: 6; }
.banner-carousel .dot { width: 32px; height: 5px; border-radius: 3px; background: rgba(255,255,255,.45); cursor: pointer; transition: all .3s; }
.banner-carousel .dot.active { width: 48px; background: #fff; }
.banner-arrow {
    position: absolute; top: 50%; transform: translateY(-50%); width: 52px; height: 52px;
    border-radius: 50%; background: rgba(0,0,0,.25); color: #fff;
    display: flex; align-items: center; justify-content: center; cursor: pointer;
    font-size: 26px; z-index: 6; transition: background .25s; backdrop-filter: blur(2px);
}
.banner-arrow:hover { background: rgba(0,0,0,.5); }
.banner-arrow.prev { left: 30px; }
.banner-arrow.next { right: 30px; }

/* ---------- 子栏目全屏海报 ---------- */
.sub-banner { position: relative; height: 340px; overflow: hidden; margin-bottom: 26px; background: var(--primary-deep); }
.sub-banner > img { width: 100%; height: 100%; object-fit: cover; display: block; }
.sub-banner .sub-mask {
    position: absolute; inset: 0;
    background: linear-gradient(90deg, rgba(6,32,73,.88) 0%, rgba(6,32,73,.45) 45%, rgba(6,32,73,.05) 75%);
    display: flex; flex-direction: column; justify-content: center; color: #fff;
}
.sub-mask-inner { width: var(--maxw); margin: 0 auto; padding: 0 20px; }
.sub-banner .sub-mask h1 { font-size: 38px; margin-bottom: 12px; font-weight: 700; letter-spacing: 2px; text-shadow: 0 2px 12px rgba(0,0,0,.2); }
.sub-banner .sub-mask p { font-size: 16px; opacity: .92; letter-spacing: 1px; }

/* ---------- 服务承诺条 ---------- */
.promise-bar { background: #fff; border-bottom: 1px solid var(--border); }
.promise-inner { display: grid; grid-template-columns: repeat(4, 1fr); }
.promise-item { display: flex; align-items: center; justify-content: center; gap: 12px; padding: 20px 10px; position: relative; }
.promise-item + .promise-item::before { content: ""; position: absolute; left: 0; top: 50%; transform: translateY(-50%); width: 1px; height: 32px; background: var(--border); }
.promise-item .pi-ico { width: 42px; height: 42px; border-radius: 10px; display: flex; align-items: center; justify-content: center; color: #fff; flex-shrink: 0; }
.promise-item .pi-txt strong { display: block; font-size: 15px; color: var(--text); }
.promise-item .pi-txt span { font-size: 12px; color: var(--text-light); }

/* ---------- 面包屑 ---------- */
.crumb { background: #fff; border-radius: var(--radius); padding: 13px 18px; margin: 20px 0 16px; color: var(--text-sub); font-size: 13px; box-shadow: var(--shadow); }
.crumb a { color: var(--text-sub); }
.crumb a:hover { color: var(--primary); }
.crumb .cur { color: var(--text); }

/* ---------- 通用区块标题 ---------- */
.section { margin-bottom: 34px; }
.section-head {
    display: flex; align-items: center; justify-content: space-between;
    background: #fff; border-radius: var(--radius); padding: 0 20px; height: 56px;
    box-shadow: var(--shadow); margin-bottom: 18px;
    border-left: 4px solid var(--primary);
}
.section-title { font-size: 20px; font-weight: 700; color: var(--text); letter-spacing: .5px; }
.section-more { font-size: 13px; color: var(--text-light); transition: color .2s; }
.section-more:hover { color: var(--primary); }

/* ---------- 首页快讯 + 快捷入口 ---------- */
.home-top-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; margin: 24px 0 34px; }
.quick-card { background: #fff; border-radius: var(--radius); box-shadow: var(--shadow); padding: 22px; display: flex; flex-direction: column; }
.quick-card .qc-title { font-size: 17px; font-weight: 700; margin-bottom: 16px; padding-left: 12px; border-left: 4px solid var(--primary); }
.quick-links { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.quick-links a {
    display: flex; flex-direction: column; align-items: center; gap: 8px;
    padding: 16px 6px; border-radius: 10px; background: var(--bg);
    transition: transform .25s, box-shadow .25s, background .25s;
}
.quick-links a:hover { background: #eaf2ff; color: var(--primary); transform: translateY(-3px); box-shadow: 0 8px 20px rgba(22,119,255,.16); }
.quick-links .ql-ico { width: 46px; height: 46px; border-radius: 50%; display: flex; align-items: center; justify-content: center; color: #fff; box-shadow: 0 4px 12px rgba(0,0,0,.14); }
.quick-links .ql-ico svg { width: 24px; height: 24px; }
.news-quick-list li { padding: 10px 0; border-bottom: 1px dashed var(--border); display: flex; justify-content: space-between; gap: 12px; }
.news-quick-list li:last-child { border-bottom: 0; }
.news-quick-list li a { flex: 1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; transition: color .2s; }
.news-quick-list li a:hover { color: var(--primary); }
.news-quick-list .nq-date { color: var(--text-light); font-size: 12px; flex-shrink: 0; }
.news-quick-list li .tag { color: var(--accent); margin-right: 6px; font-size: 12px; }

/* ---------- 产品卡片 ---------- */
.product-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.product-card { background: #fff; border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow); transition: transform .3s, box-shadow .3s; }
.product-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-hover); }
.product-card .pc-img { position: relative; height: 210px; overflow: hidden; background: #f2f4f7; }
.product-card .pc-img img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s; }
.product-card:hover .pc-img img { transform: scale(1.07); }
.product-card .pc-badge { position: absolute; top: 12px; left: 12px; display: flex; gap: 6px; }
.pc-badge span { font-size: 12px; padding: 2px 9px; border-radius: 3px; color: #fff; }
.badge-hot { background: var(--accent); }
.badge-new { background: var(--green); }
.badge-rent { background: var(--orange); }
.product-card .pc-body { padding: 14px 16px 16px; }
.product-card .pc-name { font-size: 15px; font-weight: 600; height: 44px; overflow: hidden; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; line-height: 1.5; }
.product-card .pc-name a:hover { color: var(--primary); }
.product-card .pc-meta { font-size: 12px; color: var(--text-light); margin: 9px 0 12px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.product-card .pc-meta .brand { color: var(--primary); margin-right: 8px; }
.product-card .pc-bottom { display: flex; align-items: center; justify-content: space-between; }
.product-card .pc-price { color: var(--accent); font-size: 19px; font-weight: 700; }
.product-card .pc-price small { font-size: 12px; font-weight: 400; }
.product-card .pc-btn { background: var(--primary); color: #fff; font-size: 12px; padding: 6px 14px; border-radius: 15px; transition: background .2s; }
.product-card .pc-btn:hover { background: var(--primary-dark); }

/* ---------- 合作品牌 logo 墙 ---------- */
.brand-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 16px; }
.brand-item {
    background: #fff; border-radius: var(--radius); box-shadow: var(--shadow);
    padding: 22px 14px; text-align: center; transition: transform .28s, box-shadow .28s;
    border: 1px solid transparent; display: block;
}
.brand-item:hover { transform: translateY(-5px); box-shadow: var(--shadow-hover); border-color: rgba(22,119,255,.25); }
.brand-item .bi-logo { height: 58px; display: flex; align-items: center; justify-content: center; margin-bottom: 10px; }
.brand-item .bi-logo img { max-height: 58px; max-width: 100%; object-fit: contain; transition: transform .3s; }
.brand-item:hover .bi-logo img { transform: scale(1.06); }
.brand-item .bi-name { font-size: 14px; color: var(--text-sub); font-weight: 500; }
.brand-item:hover .bi-name { color: var(--primary); }

/* ---------- 数据统计 ---------- */
.stats-section { background: linear-gradient(120deg, var(--primary-deep), #1257c9 60%, var(--primary)); margin: 34px 0; }
.stats-inner { display: grid; grid-template-columns: repeat(4, 1fr); }
.stat-cell { padding: 34px 10px; text-align: center; color: #fff; position: relative; }
.stat-cell + .stat-cell::before { content: ""; position: absolute; left: 0; top: 50%; transform: translateY(-50%); width: 1px; height: 40px; background: rgba(255,255,255,.22); }
.stat-cell .num { font-size: 36px; font-weight: 700; line-height: 1.2; }
.stat-cell .num em { font-size: 18px; font-style: normal; margin-left: 3px; }
.stat-cell .label { font-size: 13px; opacity: .85; margin-top: 6px; letter-spacing: 1px; }

/* ---------- 新闻列表 ---------- */
.news-list { background: #fff; border-radius: var(--radius); box-shadow: var(--shadow); overflow: hidden; }
.news-list-item { display: flex; gap: 20px; padding: 18px; border-bottom: 1px solid var(--border); transition: background .25s; }
.news-list-item:last-child { border-bottom: 0; }
.news-list-item:hover { background: #fafcff; }
.news-list-item .nl-thumb { width: 240px; height: 150px; flex-shrink: 0; border-radius: 8px; overflow: hidden; }
.news-list-item .nl-thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s; }
.news-list-item:hover .nl-thumb img { transform: scale(1.06); }
.nl-body { flex: 1; display: flex; flex-direction: column; min-width: 0; }
.nl-title { font-size: 18px; font-weight: 600; margin-bottom: 9px; line-height: 1.5; }
.nl-title a:hover { color: var(--primary); }
.nl-summary { color: var(--text-sub); font-size: 13px; flex: 1; overflow: hidden; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; line-height: 1.7; }
.nl-meta { font-size: 12px; color: var(--text-light); margin-top: 10px; }
.nl-meta span { margin-right: 16px; }
.nl-meta .cat { color: var(--primary); }

/* ---------- 分页 ---------- */
.pagination { display: flex; justify-content: center; gap: 6px; margin: 30px 0; flex-wrap: wrap; }
.pagination a, .pagination span { min-width: 38px; height: 38px; padding: 0 12px; display: inline-flex; align-items: center; justify-content: center; border-radius: 8px; background: #fff; color: var(--text-sub); box-shadow: var(--shadow); font-size: 14px; }
.pagination a:hover { color: var(--primary); }
.pagination .current { background: var(--primary); color: #fff; }

/* ---------- 侧边栏布局 ---------- */
.page-grid { display: grid; grid-template-columns: 1fr 320px; gap: 22px; align-items: start; }
.sidebar .widget { background: #fff; border-radius: var(--radius); box-shadow: var(--shadow); padding: 18px; margin-bottom: 20px; }
.widget-title { font-size: 16px; font-weight: 700; margin-bottom: 14px; padding-left: 11px; border-left: 4px solid var(--primary); }
.widget .cat-list li { padding: 9px 0; border-bottom: 1px dashed var(--border); }
.widget .cat-list li a { display: flex; justify-content: space-between; color: var(--text-sub); }
.widget .cat-list li a:hover, .widget .cat-list li a.active { color: var(--primary); }
.widget .hot-list li { padding: 9px 0; border-bottom: 1px dashed var(--border); }
.widget .hot-list li a { display: flex; gap: 9px; color: var(--text-sub); }
.widget .hot-list .rank { width: 19px; height: 19px; background: #dfe3e9; color: #fff; border-radius: 4px; text-align: center; line-height: 19px; font-size: 12px; flex-shrink: 0; }
.widget .hot-list li:nth-child(1) .rank, .widget .hot-list li:nth-child(2) .rank, .widget .hot-list li:nth-child(3) .rank { background: var(--accent); }
.widget .hot-list li a:hover { color: var(--primary); }

/* ---------- 筛选栏 ---------- */
.filter-bar { background: #fff; border-radius: var(--radius); box-shadow: var(--shadow); padding: 18px; margin-bottom: 18px; }
.filter-row { display: flex; align-items: flex-start; margin-bottom: 13px; }
.filter-row:last-child { margin-bottom: 0; }
.filter-label { width: 74px; color: var(--text-light); flex-shrink: 0; line-height: 30px; }
.filter-options { flex: 1; display: flex; flex-wrap: wrap; gap: 9px; }
.filter-options a { padding: 5px 16px; border-radius: 16px; color: var(--text-sub); background: var(--bg); line-height: 20px; transition: all .2s; }
.filter-options a:hover { color: var(--primary); }
.filter-options a.active { background: var(--primary); color: #fff; }

/* ---------- 详情页 ---------- */
.detail-card { background: #fff; border-radius: var(--radius); box-shadow: var(--shadow); padding: 28px; margin-bottom: 20px; }
.detail-title { font-size: 26px; font-weight: 700; text-align: center; margin-bottom: 14px; line-height: 1.5; }
.detail-meta { text-align: center; color: var(--text-light); font-size: 13px; padding-bottom: 18px; border-bottom: 1px solid var(--border); margin-bottom: 22px; }
.detail-meta span { margin: 0 12px; }
.detail-content { font-size: 15px; line-height: 1.95; color: #333; }
.detail-content p { margin-bottom: 15px; }
.detail-content img { max-width: 100%; border-radius: 8px; }
.detail-content h2 { font-size: 19px; margin: 24px 0 12px; padding-left: 11px; border-left: 4px solid var(--primary); }
.detail-content h3 {
    font-size: 16px; font-weight: 700; color: var(--text);
    margin: 26px 0 12px; padding-left: 10px; border-left: 3px solid var(--primary);
}
.detail-content table { border-collapse: collapse; width: 100%; margin: 14px 0; }
.detail-content table td, .detail-content table th { border: 1px solid var(--border); padding: 9px 12px; }
.detail-content table th { background: #f7f9fc; }
.detail-content ul, .detail-content ol { padding-left: 26px; margin-bottom: 15px; }
.detail-content ul li { list-style: disc; }
.detail-content ol li { list-style: decimal; }
.detail-content blockquote { background: #f7f9fc; border-left: 4px solid var(--primary); padding: 12px 16px; margin: 14px 0; color: var(--text-sub); }

/* 产品详情 */
.product-detail { display: grid; grid-template-columns: 420px 1fr; gap: 30px; }
.pd-gallery .pd-main { width: 100%; height: 320px; border-radius: 10px; overflow: hidden; border: 1px solid var(--border); }
.pd-gallery .pd-main img { width: 100%; height: 100%; object-fit: cover; }
.pd-thumbs { display: flex; gap: 10px; margin-top: 12px; flex-wrap: wrap; }
.pd-thumbs img { width: 76px; height: 58px; object-fit: cover; border-radius: 6px; border: 2px solid transparent; cursor: pointer; }
.pd-thumbs img.active { border-color: var(--primary); }
.pd-info h1 { font-size: 23px; margin-bottom: 12px; line-height: 1.5; }
.pd-info .pd-tags { display: flex; gap: 8px; margin-bottom: 16px; flex-wrap: wrap; }
.pd-info .pd-tags span { font-size: 12px; padding: 4px 11px; border-radius: 3px; color: #fff; }
.pd-price-box { background: linear-gradient(120deg, #fff5f5, #fff); border: 1px solid #ffe3e3; border-radius: 10px; padding: 18px; margin-bottom: 16px; }
.pd-price-box .label { color: var(--text-sub); font-size: 13px; }
.pd-price-box .price { color: var(--accent); font-size: 32px; font-weight: 700; }
.pd-price-box .price small { font-size: 15px; }
.pd-spec-table { width: 100%; border-collapse: collapse; margin: 12px 0 18px; }
.pd-spec-table td { padding: 10px 12px; border: 1px solid var(--border); font-size: 13px; }
.pd-spec-table td:first-child { width: 96px; background: #fafbfc; color: var(--text-sub); }
.pd-actions { display: flex; gap: 12px; flex-wrap: wrap; }
.btn { display: inline-flex; align-items: center; justify-content: center; height: 44px; padding: 0 30px; border-radius: 23px; font-size: 15px; cursor: pointer; border: 0; transition: all .25s; }
.btn-primary { background: linear-gradient(90deg, var(--accent), #ff7875); color: #fff; box-shadow: 0 4px 14px rgba(255,77,79,.28); }
.btn-primary:hover { filter: brightness(1.06); }
.btn-line { background: #fff; color: var(--primary); border: 1px solid var(--primary); }
.btn-line:hover { background: #eaf2ff; }
.btn-outline { background: #fff; color: var(--text-sub); border: 1px solid var(--border); }
.btn-outline:hover { color: var(--primary); border-color: var(--primary); }

/* 详情 tab */
.detail-tabs { display: flex; background: #fff; border-radius: var(--radius); box-shadow: var(--shadow); overflow: hidden; margin-bottom: 0; }
.detail-tabs a { flex: 1; text-align: center; padding: 14px 0; color: var(--text-sub); font-size: 15px; border-bottom: 2px solid transparent; }
.detail-tabs a.active { color: var(--primary); border-bottom-color: var(--primary); font-weight: 700; }

/* ---------- 服务流程 ---------- */
.service-flow { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.service-flow .sf-item { background: #fff; border-radius: var(--radius); box-shadow: var(--shadow); padding: 28px 18px; text-align: center; transition: transform .3s, box-shadow .3s; }
.service-flow .sf-item:hover { transform: translateY(-5px); box-shadow: var(--shadow-hover); }
.service-flow .sf-num { width: 50px; height: 50px; border-radius: 50%; background: linear-gradient(135deg, var(--primary), var(--primary-deep)); color: #fff; font-size: 21px; font-weight: 700; display: flex; align-items: center; justify-content: center; margin: 0 auto 14px; box-shadow: 0 6px 16px rgba(22,119,255,.28); }
.service-flow .sf-title { font-size: 17px; font-weight: 700; margin-bottom: 7px; }
.service-flow .sf-desc { font-size: 13px; color: var(--text-sub); line-height: 1.7; }

/* ---------- FAQ ---------- */
.faq-list { background: #fff; border-radius: var(--radius); box-shadow: var(--shadow); padding: 8px 22px; }
.faq-item { border-bottom: 1px solid var(--border); }
.faq-item:last-child { border-bottom: 0; }
.faq-q { display: flex; align-items: center; gap: 12px; padding: 17px 0; cursor: pointer; font-size: 15px; font-weight: 600; }
.faq-q .faq-icon { width: 25px; height: 25px; border-radius: 50%; background: #eaf2ff; color: var(--primary); display: flex; align-items: center; justify-content: center; font-size: 13px; flex-shrink: 0; }
.faq-q .faq-arrow { margin-left: auto; color: var(--text-light); transition: transform .3s; font-size: 12px; }
.faq-item.open .faq-arrow { transform: rotate(180deg); }
.faq-a { display: none; padding: 0 16px 18px 37px; color: var(--text-sub); font-size: 14px; line-height: 1.9; }
.faq-item.open .faq-a { display: block; }

/* ---------- 联系页 ---------- */
.contact-grid { display: grid; grid-template-columns: 400px 1fr; gap: 22px; align-items: start; }
.contact-info { background: #fff; border-radius: var(--radius); box-shadow: var(--shadow); padding: 26px; }
.contact-info .ci-item { display: flex; gap: 15px; padding: 15px 0; border-bottom: 1px dashed var(--border); }
.contact-info .ci-item:last-child { border-bottom: 0; }
.ci-item .ci-ico { width: 44px; height: 44px; border-radius: 10px; background: #eaf2ff; color: var(--primary); display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.ci-item .ci-label { font-size: 13px; color: var(--text-light); }
.ci-item .ci-val { font-size: 15px; color: var(--text); }
.ci-qr { margin-top: 16px; text-align: center; padding-top: 18px; border-top: 1px dashed var(--border); }
.ci-qr img { width: 150px; height: 150px; border: 1px solid var(--border); border-radius: 8px; padding: 5px; background: #fff; }
.ci-qr .ci-qr-tip { font-size: 12px; color: var(--text-light); margin-top: 8px; }
.contact-form { background: #fff; border-radius: var(--radius); box-shadow: var(--shadow); padding: 26px; }
.form-row { margin-bottom: 17px; }
.form-row label { display: block; margin-bottom: 7px; color: var(--text-sub); font-size: 14px; }
.form-row label .req { color: var(--accent); }
.form-row input, .form-row textarea { width: 100%; border: 1px solid var(--border); border-radius: 8px; padding: 11px 13px; font-size: 14px; outline: none; transition: border .2s, box-shadow .2s; }
.form-row input:focus, .form-row textarea:focus { border-color: var(--primary); box-shadow: 0 0 0 3px rgba(22,119,255,.1); }
.form-row textarea { height: 130px; resize: vertical; }

/* ---------- 关于页 ---------- */
.about-banner { background: linear-gradient(135deg, var(--primary-deep), var(--primary)); border-radius: var(--radius); color: #fff; padding: 46px; margin-bottom: 22px; }
.about-banner h1 { font-size: 30px; margin-bottom: 14px; }
.about-banner p { font-size: 15px; opacity: .92; line-height: 1.9; }
.stat-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; margin-bottom: 22px; }
.stat-item { background: #fff; border-radius: var(--radius); box-shadow: var(--shadow); padding: 26px; text-align: center; }
.stat-item .num { font-size: 34px; font-weight: 700; color: var(--primary); }
.stat-item .label { font-size: 13px; color: var(--text-sub); margin-top: 5px; }

/* ---------- 空状态 ---------- */
.empty { text-align: center; padding: 70px 20px; color: var(--text-light); }
.empty svg { opacity: .3; margin-bottom: 14px; }

/* ---------- 页脚 ---------- */
.footer { background: #1b1f28; color: #a8b0bd; margin-top: 40px; }
.footer-main { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1.4fr; gap: 32px; padding: 46px 0 34px; }
.footer-col h3 { color: #fff; font-size: 16px; margin-bottom: 18px; position: relative; padding-left: 13px; }
.footer-col h3::before { content: ""; position: absolute; left: 0; top: 50%; transform: translateY(-50%); width: 4px; height: 16px; background: var(--primary); border-radius: 2px; }
.footer-col p { font-size: 13px; line-height: 1.9; }
.footer-col ul li { padding: 6px 0; font-size: 13px; }
.footer-col ul li a:hover { color: #fff; }
.footer-contact { color: var(--primary); margin-top: 10px; font-weight: 600; }
.footer-qr { display: flex; align-items: center; gap: 14px; margin-top: 14px; }
.footer-qr img { width: 92px; height: 92px; border-radius: 8px; background: #fff; padding: 4px; }
.footer-qr .fq-txt { font-size: 12px; line-height: 1.8; }
.footer-bottom { border-top: 1px solid #2a303c; padding: 18px 0; font-size: 12px; color: #7a828f; }
.footer-bottom .sep { margin: 0 12px; }
.footer-bottom a { color: #8b93a1; }

/* ---------- PC 侧边悬浮工具 ---------- */
.float-tools { position: fixed; right: 18px; bottom: 130px; z-index: 900; display: flex; flex-direction: column; gap: 10px; }
.ft-item { width: 52px; height: 52px; border-radius: 10px; background: #fff; box-shadow: 0 3px 14px rgba(0,0,0,.14); display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 2px; color: var(--text-sub); font-size: 11px; position: relative; transition: color .2s, transform .2s; }
.ft-item:hover { color: var(--primary); transform: translateX(-3px); }
.ft-item.ft-phone { background: linear-gradient(135deg, var(--primary), var(--primary-deep)); color: #fff; }
.ft-item svg { width: 21px; height: 21px; }
.ft-item .ft-pop { position: absolute; right: 62px; top: 50%; transform: translateY(-50%); background: #fff; color: var(--text); padding: 12px; border-radius: 8px; box-shadow: 0 4px 20px rgba(0,0,0,.18); white-space: nowrap; display: none; font-size: 13px; z-index: 10; }
.ft-item:hover .ft-pop { display: block; }
.ft-pop .qr-img { width: 130px; height: 130px; display: block; }
.ft-pop .qr-tip { text-align: center; color: var(--text-sub); font-size: 12px; margin-top: 6px; }

/* ---------- 移动端侧滑导航（汉堡菜单） ---------- */
.nav-toggle, .drawer, .drawer-mask { display: none; }

/* 汉堡按钮在右上角，抽屉同侧从右向左滑出 */
.drawer {
    position: fixed; top: 0; right: 0; bottom: 0; z-index: 1100;
    width: 78%; max-width: 300px;
    background: #fff; box-shadow: -4px 0 26px rgba(16,42,94,.20);
    flex-direction: column;
    transform: translateX(100%); visibility: hidden;
    transition: transform .28s cubic-bezier(.4, 0, .2, 1), visibility .28s;
}
.drawer.open { transform: translateX(0); visibility: visible; }

.drawer-mask {
    position: fixed; inset: 0; z-index: 1090;
    background: rgba(0, 0, 0, .5);
    opacity: 0; visibility: hidden; transition: opacity .28s, visibility .28s;
}
.drawer-mask.show { opacity: 1; visibility: visible; }

.drawer-head {
    display: flex; align-items: center; gap: 10px;
    padding: 18px 14px; color: #fff;
    background: linear-gradient(135deg, var(--primary-deep), var(--primary));
}
.drawer-logo {
    width: 38px; height: 38px; border-radius: 10px; flex-shrink: 0;
    background: rgba(255, 255, 255, .18);
    display: flex; align-items: center; justify-content: center;
}
.drawer-title { flex: 1; min-width: 0; }
.drawer-title strong { display: block; font-size: 16px; letter-spacing: .5px; line-height: 1.35; }
.drawer-title em { display: block; font-size: 11px; opacity: .85; font-style: normal; margin-top: 2px; }
.drawer-close {
    width: 30px; height: 30px; border-radius: 50%; flex-shrink: 0; cursor: pointer;
    background: rgba(255, 255, 255, .18); color: #fff;
    display: flex; align-items: center; justify-content: center;
    font-size: 20px; line-height: 1;
}

.drawer-nav { flex: 1; overflow-y: auto; -webkit-overflow-scrolling: touch; padding: 6px 0; }
.drawer-nav a {
    position: relative; display: flex; align-items: center; justify-content: space-between;
    height: 50px; padding: 0 18px; font-size: 15px; color: var(--text);
    border-bottom: 1px solid #f2f4f7;
}
.drawer-nav a > svg { color: #c8cfd8; flex-shrink: 0; }
.drawer-nav a:active { background: #f5f7fa; }
.drawer-nav a.active { color: var(--primary); font-weight: 700; background: #f0f6ff; }
.drawer-nav a.active::before {
    content: ""; position: absolute; left: 0; top: 50%; transform: translateY(-50%);
    width: 3px; height: 20px; background: var(--primary); border-radius: 0 2px 2px 0;
}

.drawer-foot {
    display: flex; gap: 10px; padding: 14px;
    padding-bottom: calc(14px + env(safe-area-inset-bottom, 0px));
    border-top: 1px solid var(--border); background: #fafbfc;
}
.df-btn {
    flex: 1; height: 42px; border-radius: 21px; font-size: 14px; font-weight: 600;
    display: flex; align-items: center; justify-content: center; gap: 6px;
}
.df-btn svg { width: 17px; height: 17px; }
.df-phone { background: linear-gradient(135deg, var(--primary), var(--primary-deep)); color: #fff; }
.df-wx { background: #eaf3ff; color: var(--primary); }
body.drawer-open { overflow: hidden; }

/* ---------- 移动端底部悬浮栏 ---------- */
.mobile-tabbar {
    display: none;
    position: fixed; left: 0; right: 0; bottom: 0; z-index: 999;
    background: #fff; box-shadow: 0 -2px 16px rgba(16,42,94,.14);
    border-top: 1px solid var(--border);
}
.mt-inner { display: flex; align-items: stretch; }
.mt-item {
    flex: 1 1 0;
    display: flex; flex-direction: column; align-items: center; justify-content: center;
    gap: 2px; padding: 6px 0 5px; color: var(--text-sub); font-size: 11px;
    position: relative; transition: color .2s; line-height: 1.3;
    min-width: 0;
}
.mt-item > svg, .mt-item > img { width: 22px; height: 22px; }
.mt-item:active { background: #f5f7fa; }
.mt-item.mt-active { color: var(--primary); }
.mt-item.mt-cta { color: var(--primary); font-weight: 600; }
/* 未选中：图标去色 + 半透明，选中/客服按钮保持品牌蓝 */
.mt-item:not(.mt-active):not(.mt-cta) > img { filter: grayscale(1); opacity: .5; }
.mt-cta-ico {
    width: 36px; height: 36px; border-radius: 50%;
    background: linear-gradient(135deg, var(--primary), var(--primary-deep));
    display: flex; align-items: center; justify-content: center;
    color: #fff; box-shadow: 0 4px 12px rgba(22,119,255,.35); margin-bottom: 1px;
}
.mt-cta-ico svg { width: 21px; height: 21px; }
.mt-cta-ico img { width: 21px; height: 21px; display: block; }

/* 二维码弹窗 */
/* z-index 需高于侧滑抽屉(1100)，否则从抽屉里点微信时弹窗会被抽屉压住 */
.qr-modal { display: none; position: fixed; inset: 0; background: rgba(0,0,0,.6); z-index: 1200; align-items: center; justify-content: center; }
.qr-modal.show { display: flex; }
.qr-modal-box { background: #fff; border-radius: 14px; padding: 28px 30px; text-align: center; max-width: 300px; width: 82%; position: relative; }
.qr-modal-box h4 { font-size: 17px; margin-bottom: 16px; color: var(--text); }
.qr-modal-box img { width: 200px; height: 200px; border: 1px solid var(--border); border-radius: 10px; padding: 6px; }
.qr-modal-box p { font-size: 13px; color: var(--text-sub); margin-top: 14px; line-height: 1.7; }
.qr-modal-close { position: absolute; right: 12px; top: 10px; width: 30px; height: 30px; border-radius: 50%; background: #f2f4f7; color: var(--text-sub); display: flex; align-items: center; justify-content: center; cursor: pointer; font-size: 18px; line-height: 1; }

/* ============================================================
   响应式
   ============================================================ */
@media (max-width: 1260px) {
    .container { width: 100%; padding: 0 18px; }
    .sub-mask-inner { width: 100%; }
    .page-grid { grid-template-columns: 1fr; }
    .product-grid { grid-template-columns: repeat(3, 1fr); }
    .contact-grid { grid-template-columns: 340px 1fr; }
}
@media (max-width: 992px) {
    .header-inner { flex-wrap: wrap; }
    .header-search { order: 3; flex-basis: 100%; max-width: none; margin-top: 6px; }
    .banner-carousel .slides { height: 420px; }
    .sub-banner { height: 260px; }
    .sub-banner .sub-mask h1 { font-size: 30px; }
    .promise-inner { grid-template-columns: repeat(2, 1fr); }
    .promise-item:nth-child(3)::before, .promise-item:nth-child(3)::before { display: none; }
    .stats-inner { grid-template-columns: repeat(2, 1fr); }
    .stat-cell:nth-child(3)::before { display: none; }
    .product-detail { grid-template-columns: 1fr; }
    .footer-main { grid-template-columns: 1fr 1fr; }
    .service-flow { grid-template-columns: repeat(2, 1fr); }
}

/* ---------- 手机端 ---------- */
@media (max-width: 768px) {
    /* 给底部悬浮栏留空间（栏高约 65px + 余量），并适配 iPhone 底部安全区 */
    body { padding-bottom: calc(76px + env(safe-area-inset-bottom, 0px)); }
    .container { padding: 0 16px; }

    /* 栅格子项允许收缩：长商品名/长品牌名不会把列撑破导致整行错位 */
    .product-grid > *, .brand-grid > *, .stats-inner > *, .service-flow > *,
    .stat-grid > *, .promise-inner > *, .quick-links > *, .contact-grid > *,
    .footer-main > *, .page-grid > *, .home-top-grid > * { min-width: 0; }

    /* 头部：logo + 热线 一行 */
    .header { padding: 12px 0; }
    .header-inner { gap: 10px; }
    /* 标语约 200px 宽，会把热线挤到第二行（实测一行需 ~390px），手机端隐藏 */
    .logo { flex-shrink: 1; min-width: 0; }
    .logo-text { min-width: 0; overflow: hidden; }
    .logo-text em { display: none; }
    .logo-icon { width: 42px; height: 42px; border-radius: 11px; flex-shrink: 0; }
    .logo-icon svg { width: 24px; height: 24px; }
    .logo-text strong { font-size: 19px; letter-spacing: 1px; white-space: nowrap; }
    .header-hotline { flex-shrink: 0; }
    .header-hotline strong { font-size: 17px; }
    .hotline-label, .hotline-sub { display: none; }
    .header-search { order: 3; margin-top: 10px; }
    .header-search form { height: 38px; }
    .header-search button { width: 64px; font-size: 14px; }
    .hot-tags { display: none; }

    /* 导航：手机端改为「汉堡按钮 + 左侧滑出抽屉」 */
    .mainnav { display: none; }
    /* 汉堡按钮置于头部最右侧（与抽屉同侧） */
    .nav-toggle {
        display: block; position: relative; width: 40px; height: 40px; flex-shrink: 0;
        margin-right: -6px; padding: 0; background: none; border: 0; cursor: pointer;
    }
    .nt-bar {
        position: absolute; left: 10px; width: 20px; height: 2px; border-radius: 2px;
        background: var(--primary-deep);
        transition: transform .25s ease, opacity .2s ease;
    }
    .nt-bar:nth-child(1) { top: 13px; }
    .nt-bar:nth-child(2) { top: 19px; }
    .nt-bar:nth-child(3) { top: 25px; }
    /* 展开时三条横线变 X */
    .nav-toggle.is-open .nt-bar:nth-child(1) { transform: translateY(6px) rotate(45deg); }
    .nav-toggle.is-open .nt-bar:nth-child(2) { opacity: 0; }
    .nav-toggle.is-open .nt-bar:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }
    .drawer { display: flex; }
    .drawer-mask { display: block; }

    /* 全屏 Banner：手机端降低高度 */
    .banner-carousel .slides { height: 210px; }
    .banner-arrow { width: 34px; height: 34px; font-size: 18px; }
    .banner-arrow.prev { left: 10px; }
    .banner-arrow.next { right: 10px; }
    .banner-carousel .dots { bottom: 12px; gap: 7px; }
    .banner-carousel .dot { width: 20px; height: 4px; }
    .banner-carousel .dot.active { width: 30px; }

    .sub-banner { height: 170px; margin-bottom: 16px; }
    .sub-banner .sub-mask h1 { font-size: 23px; margin-bottom: 6px; }
    .sub-banner .sub-mask p { font-size: 12px; }

    /* 服务承诺 */
    .promise-inner { grid-template-columns: repeat(2, 1fr); }
    .promise-item { padding: 13px 6px; gap: 8px; }
    .promise-item .pi-ico { width: 34px; height: 34px; border-radius: 8px; }
    .promise-item .pi-ico svg { width: 18px; height: 18px; }
    .promise-item .pi-txt strong { font-size: 13px; }
    .promise-item .pi-txt span { font-size: 11px; }
    .promise-item + .promise-item::before { display: none; }

    /* 区块 */
    .section { margin-bottom: 22px; }
    .section-head { height: 46px; padding: 0 14px; margin-bottom: 12px; }
    .section-title { font-size: 16px; }
    .home-top-grid { grid-template-columns: 1fr; gap: 14px; margin: 16px 0 22px; }
    .quick-card { padding: 16px; }
    .quick-links { grid-template-columns: repeat(3, 1fr); gap: 9px; }
    .quick-links a { padding: 12px 4px; gap: 6px; font-size: 12px; }
    .quick-links .ql-ico { width: 38px; height: 38px; }
    .quick-links .ql-ico svg { width: 19px; height: 19px; }

    /* 产品 2 列 */
    .product-grid { grid-template-columns: repeat(2, 1fr); gap: 11px; }
    .product-card .pc-img { height: 130px; }
    .product-card .pc-body { padding: 10px 11px 12px; }
    .product-card .pc-name { font-size: 13px; height: 38px; }
    .product-card .pc-meta { font-size: 11px; margin: 6px 0 9px; }
    .product-card .pc-price { font-size: 16px; }
    .product-card .pc-btn { padding: 4px 10px; font-size: 11px; }

    /* 品牌 logo 墙 2 列 */
    .brand-grid { grid-template-columns: repeat(2, 1fr); gap: 11px; }
    .brand-item { padding: 14px 8px; }
    .brand-item .bi-logo { height: 42px; margin-bottom: 6px; }
    .brand-item .bi-logo img { max-height: 42px; }
    .brand-item .bi-name { font-size: 12px; }

    /* 数据统计 */
    .stats-section { margin: 22px 0; }
    .stats-inner { grid-template-columns: repeat(2, 1fr); }
    .stat-cell { padding: 18px 6px; }
    .stat-cell .num { font-size: 24px; }
    .stat-cell .num em { font-size: 13px; }
    .stat-cell .label { font-size: 11px; margin-top: 3px; }
    .stat-cell + .stat-cell::before { display: none; }

    /* 新闻列表 */
    .news-list-item { padding: 12px; gap: 12px; }
    .news-list-item .nl-thumb { width: 108px; height: 76px; }
    .nl-title { font-size: 14px; margin-bottom: 5px; }
    .nl-summary { font-size: 12px; -webkit-line-clamp: 2; }
    .nl-meta { font-size: 11px; margin-top: 6px; }
    .nl-meta span { margin-right: 10px; }

    /* 服务流程 */
    .service-flow { grid-template-columns: repeat(2, 1fr); gap: 11px; }
    .service-flow .sf-item { padding: 16px 10px; }
    .service-flow .sf-num { width: 38px; height: 38px; font-size: 17px; margin-bottom: 9px; }
    .service-flow .sf-title { font-size: 14px; }
    .service-flow .sf-desc { font-size: 11px; }

    /* FAQ / 详情 */
    .faq-list { padding: 4px 14px; }
    .faq-q { font-size: 14px; padding: 13px 0; }
    .detail-card { padding: 16px; }
    .detail-title { font-size: 19px; }
    .detail-content { font-size: 14px; line-height: 1.85; }
    .crumb { padding: 10px 12px; margin: 12px 0; font-size: 12px; }

    /* 筛选 */
    .filter-bar { padding: 13px; }
    .filter-row { flex-direction: column; gap: 6px; margin-bottom: 10px; }
    .filter-label { width: auto; line-height: 1.4; font-size: 12px; }
    .filter-options a { padding: 4px 12px; font-size: 12px; }

    /* 联系/关于 */
    .contact-grid { grid-template-columns: 1fr; }
    .contact-info, .contact-form { padding: 18px; }
    .about-banner { padding: 26px 18px; }
    .about-banner h1 { font-size: 21px; }
    .about-banner p { font-size: 13px; }
    .stat-grid { grid-template-columns: repeat(2, 1fr); gap: 11px; }
    .stat-item { padding: 16px; }
    .stat-item .num { font-size: 24px; }

    /* 分页 */
    .pagination { margin: 20px 0; gap: 5px; }
    .pagination a, .pagination span { min-width: 32px; height: 32px; padding: 0 9px; font-size: 13px; }

    /* 页脚：手机端改单列居中，"快速导航/服务项目"做成胶囊标签，彻底不贴边 */
    .footer { margin-top: 24px; }
    .footer-main { grid-template-columns: 1fr; gap: 0; padding: 6px 0 4px; }
    .footer-col {
        text-align: center; padding: 22px 16px;
        border-bottom: 1px solid #262c38;
    }
    .footer-col:last-child { border-bottom: 0; }
    .footer-col h3 { font-size: 15px; margin-bottom: 18px; padding-left: 0; }
    /* 标题装饰从左侧竖条改为居中下划线 */
    .footer-col h3::before {
        left: 50%; top: auto; bottom: -8px;
        transform: translateX(-50%);
        width: 26px; height: 2px; border-radius: 2px;
    }
    .footer-col p, .footer-col ul li { padding-left: 0; }
    .footer-col ul li { padding: 5px 0; }
    /* 链接栏目胶囊化：居中排列，两端自然留白 */
    .footer-col.footer-links ul {
        display: flex; flex-wrap: wrap; justify-content: center; gap: 9px;
    }
    .footer-col.footer-links ul li {
        padding: 8px 17px; margin: 0;
        background: rgba(255, 255, 255, .07); border-radius: 18px; line-height: 1.4;
    }
    .footer-col.footer-links ul li a { display: block; }
    .footer-qr { justify-content: center; gap: 16px; }
    .footer-contact { margin-top: 12px; }

    /* 版权行：竖排显示，避免三段文字挤在一行贴到屏幕边缘 */
    .footer-bottom { padding: 18px 0 20px; font-size: 12px; text-align: center; line-height: 2; }
    .footer-bottom .sep { display: none; }
    .footer-bottom span { display: block; }

    /* 隐藏 PC 悬浮工具，启用移动端底部栏 */
    .float-tools { display: none; }
    .mobile-tabbar { display: block; padding-bottom: env(safe-area-inset-bottom, 0px); }
}

@media (max-width: 420px) {
    .product-grid { gap: 9px; }
    .product-card .pc-img { height: 118px; }
    .header-hotline strong { font-size: 15px; }
    .logo-text strong { font-size: 17px; }
}

/* ============================================================
   2026-09-03 新增：城市分站 · 快捷服务通道改版 · 数字滚动
   ============================================================ */

/* 顶部工具条：桌面端显示（此前缺少恢复规则导致一直隐藏） */
@media (min-width: 993px) {
    .topbar { display: block; }
}

/* ---------- 顶部城市切换器 ---------- */
.city-switch { position: relative; display: inline-block; }
.cs-btn { display: inline-flex; align-items: center; gap: 5px; cursor: pointer; user-select: none; transition: color .2s; }
.cs-btn:hover { color: #fff; }
.cs-btn b { color: #4da3ff; font-weight: 700; }
.cs-arrow { width: 0; height: 0; border-left: 4px solid transparent; border-right: 4px solid transparent; border-top: 5px solid #8b93a1; margin-left: 3px; transition: transform .25s; }
.city-switch.open .cs-arrow { transform: rotate(180deg); }
.cs-panel {
    display: none; position: absolute; top: 30px; left: 0; z-index: 200; width: 372px;
    background: #fff; border-radius: 12px; box-shadow: 0 14px 42px rgba(0, 0, 0, .22);
    padding: 16px 18px; color: var(--text); line-height: 1.6; text-align: left;
}
.city-switch.open .cs-panel { display: block; }
.cs-panel::before { content: ""; position: absolute; top: -6px; left: 74px; width: 13px; height: 13px; background: #fff; transform: rotate(45deg); }
@media (hover: hover) { .city-switch:hover .cs-panel { display: block; } }
.cs-hd { font-size: 14px; font-weight: 700; color: var(--text); padding-bottom: 11px; border-bottom: 1px dashed var(--border); margin-bottom: 12px; }
.cs-hd em { font-size: 11px; color: var(--text-light); font-style: normal; font-weight: 400; margin-left: 6px; }
.cs-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 7px; }
.cs-item { text-align: center; font-size: 12px; color: var(--text-sub); background: var(--bg); padding: 8px 2px; border-radius: 6px; transition: all .2s; }
.cs-item:hover { background: var(--primary); color: #fff; }
.cs-item.on { background: var(--primary); color: #fff; font-weight: 700; }
.cs-foot { margin-top: 12px; padding-top: 11px; border-top: 1px dashed var(--border); font-size: 11px; color: var(--text-light); }
.cs-foot a { color: var(--accent); }
.cs-foot a:hover { text-decoration: underline; }

/* ---------- 抽屉内城市选择（移动端） ---------- */
.drawer-city { padding: 13px 16px; border-top: 1px solid var(--border); background: #fafcff; }
.dc-hd { font-size: 12px; color: var(--text-light); margin-bottom: 9px; }
.dc-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 7px; }
.dc-item { text-align: center; font-size: 12px; padding: 8px 2px; border-radius: 6px; background: #fff; border: 1px solid var(--border); color: var(--text-sub); transition: all .2s; }
.dc-item.on { background: var(--primary); border-color: var(--primary); color: #fff; font-weight: 700; }

/* ---------- 首页：快速服务通道（改版） ---------- */
.qc-head { display: flex; align-items: baseline; gap: 10px; flex-wrap: wrap; margin-bottom: 15px; padding-left: 12px; border-left: 4px solid var(--primary); }
.qc-head .qc-title { font-size: 17px; font-weight: 700; padding-left: 0; border-left: 0; margin-bottom: 0; }
.qc-sub { font-size: 12px; color: var(--text-light); }
.svc-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 11px; }
.svc-item {
    display: flex; align-items: center; gap: 10px; padding: 13px 12px; border-radius: 9px;
    background: #f7f9fc; border: 1px solid transparent; transition: all .25s;
}
.svc-item:hover { background: #eaf2ff; border-color: rgba(22, 119, 255, .22); transform: translateY(-3px); box-shadow: 0 8px 20px rgba(22, 119, 255, .14); }
.svc-ico { width: 42px; height: 42px; border-radius: 10px; display: flex; align-items: center; justify-content: center; color: #fff; flex-shrink: 0; box-shadow: 0 4px 10px rgba(0, 0, 0, .12); }
.svc-ico svg { width: 22px; height: 22px; }
.svc-txt { flex: 1; min-width: 0; display: flex; flex-direction: column; }
.svc-txt strong { font-size: 14px; color: var(--text); font-weight: 700; }
.svc-txt em { font-size: 11px; color: var(--text-light); font-style: normal; margin-top: 2px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.svc-go { color: #c3cad4; font-size: 17px; flex-shrink: 0; transition: transform .25s, color .25s; }
.svc-item:hover .svc-go { transform: translateX(4px); color: var(--primary); }

.svc-tags { margin-top: 14px; padding-top: 13px; border-top: 1px dashed var(--border); display: flex; flex-wrap: wrap; gap: 7px; align-items: center; }
.st-label { font-size: 12px; color: var(--text-light); font-weight: 700; }
.svc-tags a { font-size: 12px; color: var(--text-sub); background: var(--bg); padding: 5px 11px; border-radius: 13px; transition: all .2s; }
.svc-tags a:hover { background: var(--primary); color: #fff; }

.svc-hotline {
    margin-top: 14px; padding: 13px 15px; border-radius: 10px; display: flex; align-items: center; gap: 13px;
    background: linear-gradient(120deg, #fff5f5, #fff); border: 1px solid #ffe3e3;
}
.sh-ico { width: 42px; height: 42px; border-radius: 50%; background: linear-gradient(135deg, #ff7875, #c00); color: #fff; display: flex; align-items: center; justify-content: center; flex-shrink: 0; box-shadow: 0 4px 12px rgba(255, 77, 79, .3); }
.sh-ico svg { width: 21px; height: 21px; }
.sh-txt { flex: 1; min-width: 0; }
.sh-txt strong { display: block; font-size: 20px; color: var(--accent); font-weight: 700; line-height: 1.25; letter-spacing: .5px; }
.sh-txt span { font-size: 11px; color: var(--text-light); }
.sh-acts { display: flex; gap: 8px; flex-shrink: 0; }
.sh-btn { padding: 8px 15px; border-radius: 18px; font-size: 13px; background: linear-gradient(135deg, #ff7875, #c00); color: #fff; transition: filter .2s; white-space: nowrap; }
.sh-btn:hover { filter: brightness(1.07); }
.sh-btn.ghost { background: #fff; color: var(--primary); border: 1px solid rgba(22, 119, 255, .35); }
.sh-btn.ghost:hover { background: #eaf2ff; }

/* 右侧快讯卡：撑满高度，条目均匀分布 */
.quick-card { display: flex; flex-direction: column; }
.quick-card .news-quick-list { flex: 1; display: flex; flex-direction: column; justify-content: space-between; }
.quick-card .news-quick-list li { display: flex; align-items: center; }

/* ---------- 实力数据：5 列 ---------- */
.stats-inner { grid-template-columns: repeat(5, 1fr); }
.stat-cell .num { font-variant-numeric: tabular-nums; }

/* ---------- 城市分站卡片 ---------- */
.city-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(148px, 1fr)); gap: 12px; }
.city-card {
    background: #fff; border-radius: var(--radius); box-shadow: var(--shadow); padding: 18px 10px 14px;
    text-align: center; transition: transform .28s, box-shadow .28s, border-color .28s;
    border: 1px solid transparent;
}
.city-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-hover); border-color: rgba(22, 119, 255, .28); }
.cc-short { display: block; width: 38px; height: 38px; margin: 0 auto 8px; border-radius: 50%; background: linear-gradient(135deg, var(--primary), var(--primary-deep)); color: #fff; font-size: 16px; font-weight: 700; line-height: 38px; }
.cc-name { display: block; font-size: 15px; font-weight: 700; color: var(--text); }
.cc-sub { display: block; font-size: 11px; color: var(--text-light); margin-top: 2px; }
.cc-go { display: block; font-size: 11px; color: var(--primary); margin-top: 8px; opacity: 0; transform: translateY(4px); transition: opacity .25s, transform .25s; }
.city-card:hover .cc-go { opacity: 1; transform: translateY(0); }
.city-card.on { border-color: var(--primary); background: linear-gradient(180deg, #f0f6ff, #fff); }
.city-card.on .cc-go { opacity: 1; transform: translateY(0); }

/* ---------- 城市分站首页 Hero ---------- */
.city-hero { background: linear-gradient(120deg, #0a3f8f, #1257c9 55%, #1677ff); padding: 44px 0 40px; color: #fff; position: relative; overflow: hidden; }
.city-hero::before { content: ""; position: absolute; right: -70px; top: -70px; width: 300px; height: 300px; border-radius: 50%; background: rgba(255, 255, 255, .06); }
.city-hero::after { content: ""; position: absolute; right: 70px; bottom: -110px; width: 210px; height: 210px; border-radius: 50%; background: rgba(255, 255, 255, .05); }
.ch-inner { display: grid; grid-template-columns: 1fr 322px; gap: 34px; align-items: start; position: relative; z-index: 2; }
.ch-tag { display: flex; gap: 9px; flex-wrap: wrap; margin-bottom: 13px; }
.ch-badge { font-size: 12px; padding: 5px 13px; border-radius: 14px; background: rgba(255, 255, 255, .16); border: 1px solid rgba(255, 255, 255, .26); }
.ch-badge.light { background: rgba(255, 255, 255, .07); }
.ch-left h1 { font-size: 32px; font-weight: 700; line-height: 1.42; margin-bottom: 12px; letter-spacing: .5px; }
.ch-desc { font-size: 14px; line-height: 1.9; opacity: .93; max-width: 660px; }
.ch-nums { display: flex; gap: 32px; margin: 22px 0 20px; flex-wrap: wrap; }
.chn-item .num { font-size: 27px; font-weight: 700; line-height: 1.2; font-variant-numeric: tabular-nums; }
.chn-item .num em { font-size: 14px; font-style: normal; margin-left: 2px; opacity: .9; }
.chn-item .label { font-size: 12px; opacity: .82; margin-top: 3px; }
.ch-actions { display: flex; gap: 12px; flex-wrap: wrap; }
.ch-btn { display: inline-flex; align-items: center; justify-content: center; gap: 7px; height: 46px; padding: 0 26px; border-radius: 23px; font-size: 15px; transition: all .25s; }
.ch-btn-primary { background: linear-gradient(135deg, #ff7875, #c00); color: #fff; box-shadow: 0 6px 18px rgba(0, 0, 0, .22); }
.ch-btn-primary:hover { filter: brightness(1.07); }
.ch-btn-line { background: rgba(255, 255, 255, .14); color: #fff; border: 1px solid rgba(255, 255, 255, .45); }
.ch-btn-line:hover { background: rgba(255, 255, 255, .24); }
.ch-card { background: #fff; border-radius: 12px; padding: 22px 20px; color: var(--text); box-shadow: 0 14px 40px rgba(0, 0, 0, .18); }
.chc-title { font-size: 13px; color: var(--text-light); }
.chc-phone { font-size: 26px; font-weight: 700; color: var(--accent); line-height: 1.3; letter-spacing: .5px; margin: 2px 0 4px; }
.chc-sub { font-size: 12px; color: var(--text-sub); padding-bottom: 13px; border-bottom: 1px dashed var(--border); }
.chc-list { padding: 13px 0 15px; }
.chc-list li { font-size: 13px; color: var(--text-sub); line-height: 1.75; padding: 5px 0; display: flex; gap: 8px; }
.chc-list li span { color: var(--green); font-weight: 700; flex-shrink: 0; }
.chc-btn { display: block; text-align: center; height: 44px; line-height: 44px; border-radius: 22px; background: linear-gradient(90deg, var(--primary), var(--primary-deep)); color: #fff; font-size: 15px; transition: filter .2s; }
.chc-btn:hover { filter: brightness(1.07); }

/* ---------- 服务覆盖区县 ---------- */
.district-box { background: #fff; border-radius: var(--radius); box-shadow: var(--shadow); padding: 20px; }
.db-head { display: flex; align-items: center; gap: 8px; font-size: 14px; font-weight: 700; color: var(--primary-deep); padding-bottom: 13px; border-bottom: 1px dashed var(--border); margin-bottom: 14px; }
.db-grid { display: flex; flex-wrap: wrap; gap: 9px; }
.db-item { font-size: 13px; color: var(--text-sub); background: var(--bg); padding: 7px 16px; border-radius: 16px; transition: all .2s; }
.db-item:hover { background: var(--primary); color: #fff; }

/* ---------- 城市站：双栏 / 理由 ---------- */
.city-two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; }
.cbox { background: #fff; border-radius: var(--radius); box-shadow: var(--shadow); padding: 8px 20px; }
.why-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.why-item { background: #fff; border-radius: var(--radius); box-shadow: var(--shadow); padding: 24px 20px; transition: transform .3s, box-shadow .3s; }
.why-item:hover { transform: translateY(-5px); box-shadow: var(--shadow-hover); }
.wy-num { font-size: 26px; font-weight: 700; color: rgba(22, 119, 255, .22); line-height: 1; margin-bottom: 10px; }
.wy-title { font-size: 16px; font-weight: 700; margin-bottom: 8px; }
.wy-desc { font-size: 13px; color: var(--text-sub); line-height: 1.85; }

/* ---------- 页脚上方城市分站导航 ---------- */
.city-nav { background: #fff; border-top: 1px solid var(--border); padding: 18px 0; margin-top: 40px; }
.cn-inner { display: flex; gap: 16px; align-items: flex-start; }
.cn-label { display: inline-flex; align-items: center; gap: 6px; font-size: 13px; font-weight: 700; color: var(--primary-deep); flex-shrink: 0; line-height: 26px; }
.cn-links { display: flex; flex-wrap: wrap; gap: 8px; }
.cn-links a { font-size: 12px; color: var(--text-sub); background: var(--bg); padding: 5px 12px; border-radius: 14px; transition: all .2s; }
.cn-links a:hover { background: var(--primary); color: #fff; }
.cn-links a.on { background: var(--primary); color: #fff; font-weight: 700; }
.footer-city-desc { margin-top: 8px; font-size: 12px; line-height: 1.85; color: #8b93a1; }

/* ---------- 响应式 ---------- */
@media (max-width: 992px) {
    .stats-inner { grid-template-columns: repeat(3, 1fr); }
    .stat-cell:nth-child(4)::before { display: none; }
    .ch-inner { grid-template-columns: 1fr; gap: 24px; }
    .ch-left h1 { font-size: 25px; }
    .city-two-col { grid-template-columns: 1fr; }
    .why-grid { grid-template-columns: repeat(2, 1fr); }
    .city-grid { grid-template-columns: repeat(auto-fill, minmax(126px, 1fr)); }
    .svc-hotline { flex-wrap: wrap; }
    .sh-acts { flex-basis: 100%; }
}

@media (max-width: 768px) {
    .svc-grid { grid-template-columns: repeat(2, 1fr); gap: 8px; }
    .svc-item { padding: 10px 9px; gap: 8px; }
    .svc-ico { width: 34px; height: 34px; border-radius: 8px; }
    .svc-ico svg { width: 18px; height: 18px; }
    .svc-txt strong { font-size: 13px; }
    .svc-txt em { font-size: 10px; }
    .svc-go { display: none; }
    .svc-tags { gap: 6px; margin-top: 12px; padding-top: 11px; }
    .svc-tags a { font-size: 11px; padding: 4px 9px; }
    .svc-hotline { padding: 11px 12px; gap: 10px; margin-top: 12px; }
    .sh-ico { width: 36px; height: 36px; }
    .sh-ico svg { width: 18px; height: 18px; }
    .sh-txt strong { font-size: 18px; }
    .sh-txt span { font-size: 10px; }
    .sh-acts { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
    .sh-btn { text-align: center; padding: 8px 6px; font-size: 12px; }

    .stats-inner { grid-template-columns: repeat(2, 1fr); }
    .stat-cell:last-child { grid-column: span 2; }
    .stat-cell + .stat-cell::before { display: none; }

    .city-hero { padding: 26px 0 24px; }
    .ch-left h1 { font-size: 20px; margin-bottom: 9px; }
    .ch-desc { font-size: 12.5px; line-height: 1.8; }
    .ch-nums { gap: 22px; margin: 15px 0 14px; }
    .chn-item .num { font-size: 21px; }
    .chn-item .num em { font-size: 12px; }
    .chn-item .label { font-size: 11px; }
    .ch-actions { gap: 9px; }
    .ch-btn { flex: 1; height: 42px; padding: 0 14px; font-size: 14px; }
    .ch-card { padding: 17px 16px; }
    .chc-phone { font-size: 23px; }
    .chc-list li { font-size: 12.5px; }

    .district-box { padding: 14px; }
    .db-head { font-size: 13px; padding-bottom: 11px; margin-bottom: 11px; }
    .db-grid { gap: 7px; }
    .db-item { font-size: 12px; padding: 6px 12px; }

    .city-grid { grid-template-columns: repeat(3, 1fr); gap: 9px; }
    .city-card { padding: 13px 5px 11px; }
    .cc-short { width: 32px; height: 32px; line-height: 32px; font-size: 14px; margin-bottom: 6px; }
    .cc-name { font-size: 13px; }
    .cc-sub { font-size: 10px; }
    .cc-go { display: none; }

    .why-grid { grid-template-columns: 1fr; gap: 12px; }
    .why-item { padding: 17px 16px; }
    .wy-num { font-size: 22px; margin-bottom: 7px; }

    .city-nav { padding: 14px 0; margin-top: 26px; }
    .cn-inner { flex-direction: column; gap: 10px; }
    .cn-links { gap: 7px; }
    .cn-links a { font-size: 11.5px; padding: 5px 10px; }

    .cbox { padding: 6px 14px; }
}