/* ============================================================
   超思维科技官网 全站样式（响应式，移动优先）
   依赖：/static/css/site.css（全局唯一前台样式文件）
   ============================================================ */
:root {
  --blue: #1663f0;
  --blue-dark: #0d47c0;
  --blue-light: #e8f0fe;
  --ink: #1f2430;
  --gray: #6b7280;
  --line: #e5e7eb;
  --bg: #f6f8fb;
  --radius: 10px;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
body {
  font-family: "Microsoft YaHei", "PingFang SC", "Helvetica Neue", Arial, sans-serif;
  color: var(--ink); background: #fff; font-size: 15px; line-height: 1.7;
}
a { color: inherit; text-decoration: none; transition: color .2s; }
a:hover { color: var(--blue); }
ul { list-style: none; }
img { max-width: 100%; height: auto; }
.wrap { width: 100%; max-width: 1200px; margin: 0 auto; padding: 0 16px; }

/* ---------- header ---------- */
.site-header { border-bottom: 1px solid var(--line); background: #fff; position: sticky; top: 0; z-index: 99; }
.header-inner { display: flex; align-items: center; gap: 16px; min-height: 62px; }
.logo { font-size: 22px; font-weight: 700; color: var(--blue); letter-spacing: 1px; }
.logo img { height: 34px; width: auto; display: block; }
.nav-toggle { display: flex; flex-direction: column; gap: 4px; background: none; border: 0; cursor: pointer; margin-left: auto; padding: 8px; }
.nav-toggle span { width: 22px; height: 2px; background: var(--ink); display: block; }
.header-tel { display: none; }
/* 4.5 站内搜索入口 */
.hd-search {
  display: inline-flex; align-items: center; justify-content: center;
  width: 34px; height: 34px; border: 1px solid var(--line); border-radius: 8px; color: var(--ink);
}
.hd-search:hover { color: var(--blue); border-color: var(--blue); }
.header-tel em { font-style: normal; font-size: 12px; color: var(--gray); margin-right: 6px; display: block; }
.nav { display: none; position: absolute; top: 62px; left: 0; right: 0; background: #fff; border-bottom: 1px solid var(--line); }
.nav-open .nav { display: block; }
.nav > ul > li { border-top: 1px solid var(--line); }
.nav > ul > li > a { display: block; padding: 12px 16px; font-size: 16px; }
.subnav { display: none; background: var(--bg); }
.nav > ul > li:hover .subnav, .nav > ul > li:focus-within .subnav { display: block; }
.subnav a { display: block; padding: 9px 28px; font-size: 14px; color: var(--gray); }

/* ============================================================
   HERO（首页主视觉，深色科技风）
   ============================================================ */
.hero {
  position: relative; overflow: hidden; color: #fff;
  background: linear-gradient(150deg, #071b33 0%, #0e2c52 42%, #12508f 100%);
  padding: 60px 0 0;
}
.hero-bg { position: absolute; inset: 0; pointer-events: none; }
.hero-grid {
  position: absolute; inset: -2px; opacity: .5;
  background-image:
    linear-gradient(rgba(255, 255, 255, .05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, .05) 1px, transparent 1px);
  background-size: 46px 46px;
  mask-image: radial-gradient(ellipse 90% 70% at 50% 0%, #000 30%, transparent 78%);
  -webkit-mask-image: radial-gradient(ellipse 90% 70% at 50% 0%, #000 30%, transparent 78%);
}
.hero-glow { position: absolute; width: 460px; height: 460px; border-radius: 50%; filter: blur(60px); opacity: .45; }
.hero-glow-a { background: #2f7cf6; top: -220px; left: -120px; }
.hero-glow-b { background: #12b3c8; bottom: -260px; right: -140px; opacity: .3; }

.hero-inner { position: relative; display: block; padding: 46px 16px 56px; }
.hero-copy { position: relative; }
.hero-eyebrow {
  display: inline-block; font-size: 12px; letter-spacing: 3px; color: #9ec5ff;
  border: 1px solid rgba(158, 197, 255, .35); border-radius: 999px;
  padding: 5px 14px; margin-bottom: 18px;
}
.hero-title { font-size: 30px; line-height: 1.35; font-weight: 800; letter-spacing: .5px; }
.hero-title em {
  font-style: normal;
  background: linear-gradient(90deg, #6ee7ff, #4d9dff 55%, #a78bfa);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.hero-sub { color: #c8dcf5; font-size: 14px; margin: 16px 0 26px; max-width: 640px; line-height: 1.9; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  border-radius: 999px; padding: 11px 30px; font-weight: 600; border: 0; cursor: pointer;
  transition: transform .18s, box-shadow .18s, background .18s;
}
.btn-primary { background: linear-gradient(135deg, #2f8fff, #1663f0); color: #fff; box-shadow: 0 8px 22px rgba(22, 99, 240, .34); }
.btn-primary:hover { color: #fff; transform: translateY(-2px); box-shadow: 0 12px 28px rgba(22, 99, 240, .42); }
.btn-ghost { background: rgba(255, 255, 255, .1); color: #fff; border: 1px solid rgba(255, 255, 255, .28); }
.btn-ghost:hover { background: rgba(255, 255, 255, .18); color: #fff; transform: translateY(-2px); }
.btn-lg { padding: 13px 38px; font-size: 16px; }

.hero-badges { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 24px; }
.hero-badges li {
  font-size: 12.5px; color: #cfe2ff; background: rgba(255, 255, 255, .07);
  border: 1px solid rgba(255, 255, 255, .12); border-radius: 999px; padding: 6px 14px;
}

/* Hero 右侧信息卡 */
.hero-panel { margin-top: 34px; display: grid; gap: 14px; }
.hp-card {
  background: rgba(255, 255, 255, .07); border: 1px solid rgba(255, 255, 255, .14);
  border-radius: 14px; padding: 16px 18px; backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
}
.hp-head { display: flex; align-items: center; justify-content: space-between; font-size: 13px; color: #e8f1ff; margin-bottom: 12px; }
.hp-head i { width: 8px; height: 8px; border-radius: 50%; background: #35d07f; box-shadow: 0 0 0 4px rgba(53, 208, 127, .18); }
.hp-tags { display: flex; flex-wrap: wrap; gap: 8px; }
.hp-tags li {
  font-size: 12.5px; color: #dbe9ff; background: rgba(11, 43, 77, .55);
  border: 1px solid rgba(255, 255, 255, .12); border-radius: 8px; padding: 6px 12px;
}
.hp-card-sm .hp-row {
  display: flex; align-items: center; justify-content: space-between;
  padding: 9px 0; font-size: 13px; color: #cfe2ff; border-top: 1px dashed rgba(255, 255, 255, .14);
}
.hp-card-sm .hp-row:first-child { border-top: 0; }
.hp-card-sm b { color: #fff; font-size: 12.5px; }

/* Hero 底部服务范围条 */
.hero-strip { position: relative; background: rgba(4, 18, 34, .5); border-top: 1px solid rgba(255, 255, 255, .1); }
.hero-strip-inner {
  display: flex; flex-wrap: wrap; align-items: center; gap: 8px 20px;
  padding: 16px 16px; font-size: 13px; color: #b9d0ec;
}
.hs-label {
  color: #fff !important; background: rgba(47, 143, 255, .28);
  border-radius: 999px; padding: 4px 12px; font-size: 12px; margin-right: 4px;
}

/* ---------- 区块标题 ---------- */
.sec-head { margin-bottom: 22px; }
.sec-desc { color: var(--gray); font-size: 14px; margin-top: 8px; }
.sec-head-row { display: flex; align-items: flex-end; justify-content: space-between; gap: 14px; flex-wrap: wrap; }

/* ---------- 核心服务卡 ---------- */
.svc-grid { display: grid; grid-template-columns: 1fr; gap: 14px; }
.svc-card {
  position: relative; background: #fff; border: 1px solid var(--line);
  border-radius: var(--radius); padding: 22px 20px; overflow: hidden;
  box-shadow: 0 1px 2px rgba(16, 24, 40, .04);
  transition: transform .22s, box-shadow .22s, border-color .22s;
}
.svc-card::after {
  content: ""; position: absolute; left: 0; top: 0; width: 100%; height: 3px;
  background: linear-gradient(90deg, var(--blue), #6ee7ff);
  transform: scaleX(0); transform-origin: left; transition: transform .28s;
}
.svc-card:hover { transform: translateY(-4px); box-shadow: 0 14px 30px rgba(22, 99, 240, .12); border-color: #cfe0ff; }
.svc-card:hover::after { transform: scaleX(1); }
.svc-no {
  display: block; font-size: 12px; font-weight: 700; color: var(--blue);
  letter-spacing: 1px; opacity: .55; margin-bottom: 8px;
}
.svc-card h3 { font-size: 17px; margin-bottom: 8px; }
.svc-card p { color: var(--gray); font-size: 13.5px; line-height: 1.85; }

/* ---------- 优势 ---------- */
.why-grid { display: grid; grid-template-columns: 1fr; gap: 14px; }
.why-item {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 18px 20px; border-left: 3px solid var(--blue);
}
.why-item b { display: block; font-size: 15px; margin-bottom: 6px; }
.why-item span { color: var(--gray); font-size: 13.5px; line-height: 1.85; }

/* ---------- 技术方案卡 ---------- */
.fa-grid { display: grid; grid-template-columns: 1fr; gap: 16px; }
.fa-card {
  display: block; background: #fff; border: 1px solid var(--line);
  border-radius: var(--radius); overflow: hidden;
  transition: transform .22s, box-shadow .22s, border-color .22s;
}
.fa-card:hover { transform: translateY(-3px); box-shadow: 0 14px 28px rgba(16, 24, 40, .1); border-color: #cfe0ff; }
.fa-thumb { display: block; background: var(--blue-light); aspect-ratio: 4 / 3; overflow: hidden; }
.fa-thumb img { width: 100%; height: 100%; object-fit: cover; display: block; transition: transform .3s; }
.fa-card:hover .fa-thumb img { transform: scale(1.04); }
.fa-card h3 { font-size: 16px; padding: 14px 16px 6px; line-height: 1.6; }
.fa-card p {
  color: var(--gray); font-size: 13px; line-height: 1.8;
  padding: 0 16px; min-height: 46px;
}
.fa-card time { display: block; padding: 8px 16px 14px; font-size: 12px; color: #9ca3af; }

/* ---------- 客户案例卡 ---------- */
.case-grid { display: grid; grid-template-columns: 1fr; gap: 16px; }
.case-card {
  display: block; background: #fff; border: 1px solid var(--line);
  border-radius: var(--radius); overflow: hidden;
  transition: transform .22s, box-shadow .22s, border-color .22s;
}
.case-card:hover { transform: translateY(-3px); box-shadow: 0 14px 28px rgba(16, 24, 40, .1); border-color: #cfe0ff; }
.case-thumb { display: block; aspect-ratio: 16 / 9; background: var(--blue-light); overflow: hidden; }
.case-thumb img { width: 100%; height: 100%; object-fit: cover; display: block; transition: transform .3s; }
.case-card:hover .case-thumb img { transform: scale(1.04); }
.case-body { padding: 14px 16px 16px; }
.case-body h3 { font-size: 16px; margin-bottom: 8px; line-height: 1.6; }
.case-body p { color: var(--gray); font-size: 13px; line-height: 1.75; margin-bottom: 10px; }
.case-more { font-size: 13px; color: var(--blue); }

/* ---------- CTA ---------- */
.cta {
  background: linear-gradient(135deg, #0d2a4d, #1f5fa8 60%, #2f8fff);
  color: #fff; margin-top: 34px; padding: 44px 0;
}
.cta-inner { display: block; }
.cta h2 { font-size: 22px; margin-bottom: 8px; }
.cta p { color: #d3e5fb; font-size: 14px; max-width: 620px; line-height: 1.8; }
.cta-right { margin-top: 20px; display: flex; flex-wrap: wrap; align-items: center; gap: 14px 22px; }
.cta-tel { font-size: 15px; font-weight: 700; }

/* ---------- 通用区块 ---------- */
.section { padding: 34px 0 10px; }
.sec-title { font-size: 20px; border-left: 4px solid var(--blue); padding-left: 12px; margin-bottom: 18px; display: flex; align-items: baseline; }
.sec-more { margin-left: auto; font-size: 13px; color: var(--gray); font-weight: 400; }

/* ---------- 服务卡片 ---------- */
.service-grid { display: grid; grid-template-columns: 1fr; gap: 14px; }
.scard { border: 1px solid var(--line); border-radius: var(--radius); padding: 18px; background: #fff; transition: box-shadow .2s; }
.scard:hover { box-shadow: 0 8px 22px rgba(22, 99, 240, .1); }
.scard h3 { color: var(--blue); font-size: 16px; margin-bottom: 10px; }
.scard li { font-size: 14px; color: var(--gray); padding: 3px 0 3px 14px; position: relative; }
.scard li::before { content: ""; position: absolute; left: 0; top: 12px; width: 6px; height: 6px; border-radius: 50%; background: var(--blue-light); }

/* ---------- 文章列表 ---------- */
.news-list li { border-bottom: 1px dashed var(--line); }
.news-list a { display: flex; justify-content: space-between; gap: 12px; padding: 12px 0; align-items: center; }
.n-title { flex: 1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.n-date { color: var(--gray); font-size: 13px; }
/* 首页小缩略图：无图时隐藏，flex 布局下不挤压标题 */
.n-mini { flex: 0 0 56px; width: 56px; height: 42px; object-fit: cover; border-radius: 5px; display: block; }

.news-grid { display: grid; grid-template-columns: 1fr; gap: 14px; }
.ncard { border: 1px solid var(--line); border-radius: var(--radius); padding: 16px; }
.ncard-thumb { display: block; margin: -4px 0 10px; border-radius: var(--radius); overflow: hidden; background: var(--blue-light); }
.ncard-thumb img { width: 100%; height: 190px; object-fit: cover; display: block; }
.ncat { font-size: 12px; color: var(--blue); margin-bottom: 6px; }
.ncard h3 { font-size: 16px; margin-bottom: 8px; }
.ncard p { color: var(--gray); font-size: 13px; margin-bottom: 8px; }
.ncard time { font-size: 12px; color: #9ca3af; }

/* ---------- 面包屑 ---------- */
.crumbs { padding: 14px 16px; color: var(--gray); font-size: 13px; }
.crumbs a { color: var(--gray); }

/* ---------- 主体两栏 ---------- */
.main-layout { display: block; padding-bottom: 30px; }
.mcontent { background: #fff; }
.cat-title { font-size: 20px; border-left: 4px solid var(--blue); padding-left: 12px; margin-bottom: 16px; }
.art-list li { padding: 14px 0; border-bottom: 1px dashed var(--line); display: flex; gap: 14px; align-items: flex-start; }
.art-thumb { flex: 0 0 160px; display: block; border-radius: var(--radius); overflow: hidden; background: var(--blue-light); }
.art-thumb img { width: 100%; height: 120px; object-fit: cover; display: block; }
.art-body { flex: 1 1 auto; min-width: 0; }
.art-list h3 { font-size: 16px; margin-bottom: 6px; }
.art-desc { color: var(--gray); font-size: 13px; margin-bottom: 6px; }
.art-meta { color: #9ca3af; font-size: 12px; display: flex; gap: 14px; }
.empty { color: var(--gray); text-align: center; padding: 30px 0; }

/* ---------- 4.5 站内搜索 ---------- */
.sr-title { font-size: 22px; font-weight: 700; margin-bottom: 14px; }
.sr-form { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 12px; }
.sr-form input {
  flex: 1 1 260px; min-width: 0; padding: 11px 14px; font-size: 15px; color: var(--ink);
  border: 1px solid var(--line); border-radius: var(--radius); background: #fff; outline: none;
}
.sr-form input:focus { border-color: var(--blue); }
.sr-count { color: var(--gray); font-size: 14px; margin-bottom: 6px; }
.sr-count b { color: var(--blue); }
.sr-list { border-top: 1px solid var(--line); }
.sr-item { display: flex; gap: 14px; align-items: flex-start; padding: 16px 0; border-bottom: 1px dashed var(--line); }
.sr-thumb { flex: 0 0 150px; display: block; border-radius: var(--radius); overflow: hidden; background: var(--blue-light); }
.sr-thumb img { width: 100%; height: 110px; object-fit: cover; display: block; }
.sr-main { flex: 1 1 auto; min-width: 0; }
.sr-h { font-size: 16px; line-height: 1.6; margin-bottom: 6px; }
.sr-desc { color: var(--gray); font-size: 13px; line-height: 1.8; margin-bottom: 6px; word-break: break-all; }
.sr-meta { display: flex; flex-wrap: wrap; gap: 12px; color: #9ca3af; font-size: 12px; }
.sr-kind { color: var(--blue); background: var(--blue-light); border-radius: 4px; padding: 1px 8px; }
mark.sr-hl { background: #fff3bf; color: #8a6100; padding: 0 2px; border-radius: 2px; }
.sr-hot { margin-top: 22px; padding-top: 16px; border-top: 1px solid var(--line); }
.sr-hot-label { color: var(--gray); font-size: 13px; margin-right: 6px; }
.sr-hot a {
  display: inline-block; margin: 0 8px 8px 0; padding: 4px 12px;
  background: var(--bg); border-radius: 6px; font-size: 13px; color: var(--gray);
}
.sr-hot a:hover { background: var(--blue-light); color: var(--blue); }
.sr-tip { margin-top: 18px; font-size: 13px; color: var(--gray); }
.sr-tip a { color: var(--blue); }

/* ---------- 分页 ---------- */
.pager { display: flex; flex-wrap: wrap; gap: 8px; justify-content: center; padding: 22px 0 6px; }
.pg-num, .pg-btn { min-width: 34px; text-align: center; border: 1px solid var(--line); border-radius: 6px; padding: 5px 10px; font-size: 13px; color: var(--gray); }
.pg-num.on { background: var(--blue); border-color: var(--blue); color: #fff; }

/* ---------- 正文 ---------- */
.art-cover { margin-bottom: 18px; border-radius: var(--radius); overflow: hidden; background: var(--blue-light); }
.art-cover img { width: 100%; height: auto; display: block; }
.rich-text { font-size: 15px; }
.rich-text p { margin-bottom: 14px; }
.rich-text img { border-radius: 6px; }
.rich-text h2, .rich-text h3 { margin: 18px 0 10px; }

.article .art-title { font-size: 22px; line-height: 1.5; margin-bottom: 10px; }
.article .art-meta { border-bottom: 1px solid var(--line); padding-bottom: 12px; margin-bottom: 18px; }
.art-nav { border-top: 1px solid var(--line); margin-top: 22px; padding-top: 14px; font-size: 14px; color: var(--gray); }
.art-nav p { margin-bottom: 6px; }

/* ---------- 侧栏 ---------- */
.mside { margin-top: 24px; }
.scard2 { border: 1px solid var(--line); border-radius: var(--radius); padding: 16px; margin-bottom: 16px; }
.scard2-title { font-size: 16px; color: var(--blue); border-bottom: 2px solid var(--blue-light); padding-bottom: 8px; margin-bottom: 12px; }
.ftags { display: flex; flex-wrap: wrap; gap: 8px; }
.ftags a { background: var(--bg); border-radius: 4px; padding: 4px 10px; font-size: 13px; color: var(--gray); }
.ftags a:hover { background: var(--blue-light); color: var(--blue); }
.side-list li { padding: 8px 0; border-bottom: 1px dashed var(--line); }
.side-list a { display: block; font-size: 14px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.side-list time { font-size: 12px; color: #9ca3af; }

.tag-cloud { display: flex; flex-wrap: wrap; gap: 10px; }
.tag-item { border: 1px solid var(--line); border-radius: 999px; padding: 6px 16px; }
.tag-item span { color: #9ca3af; font-size: 12px; margin-left: 4px; }

.sitemap-list li { padding: 6px 0; border-bottom: 1px dashed var(--line); font-size: 13px; color: var(--gray); }

/* ---------- 404 ---------- */
.notfound { text-align: center; padding: 70px 16px; }
.nf-code { font-size: 72px; font-weight: 800; color: var(--blue-light); line-height: 1; }
.nf-text { color: var(--gray); margin: 16px 0 24px; }
.notfound .btn { background: var(--blue); color: #fff; }

/* ---------- footer ---------- */
.site-footer { background: #1b2330; color: #9aa4b2; margin-top: 40px; padding: 34px 0 0; font-size: 13px; }
.footer-inner { display: grid; grid-template-columns: 1fr; gap: 22px; padding-bottom: 96px; }
.fcol h4 { color: #fff; font-size: 15px; margin-bottom: 10px; }
.fcol p { margin-bottom: 6px; }
.fnav { display: flex; flex-wrap: wrap; gap: 6px 18px; }
.ftags a { background: rgba(255, 255, 255, .06); color: #9aa4b2; }
.flink-row { border-top: 1px solid rgba(255, 255, 255, .08); padding-top: 14px; padding-bottom: 12px; }
.flink-row a { margin-right: 14px; }
.copyright { border-top: 1px solid rgba(255, 255, 255, .08); padding: 14px 16px 20px; text-align: center; font-size: 12px; }

/* ============================================================
   案例中心：列表页头部 + 筛选器
   ============================================================ */
.case-hero { padding: 26px 16px 16px; }
.case-hero h1 { font-size: 26px; color: var(--blue); border-left: 4px solid var(--blue); padding-left: 12px; line-height: 1.4; }
.case-hero-sub { margin-top: 10px; color: var(--gray); font-size: 14px; max-width: 820px; line-height: 1.9; }
.case-hero-sub b { color: var(--blue); }

.case-filter-wrap { padding: 4px 16px 18px; }
.case-filter { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 14px 16px; }
.cf-row { display: flex; gap: 12px; padding: 7px 0; align-items: flex-start; }
.cf-label { flex: 0 0 62px; font-size: 13px; color: var(--gray); padding-top: 5px; }
.cf-chips { display: flex; flex-wrap: wrap; gap: 8px; }
.cf-chip {
  border: 1px solid var(--line); background: #fff; color: var(--gray);
  border-radius: 20px; padding: 4px 12px; font-size: 13px; cursor: pointer;
  transition: all .18s; line-height: 1.6;
}
.cf-chip:hover { border-color: var(--blue); color: var(--blue); }
.cf-chip.is-on { background: var(--blue); border-color: var(--blue); color: #fff; }
.cf-foot { display: flex; align-items: center; justify-content: space-between; border-top: 1px dashed var(--line); margin-top: 8px; padding-top: 10px; }
.cf-count { font-size: 13px; color: var(--gray); }
.cf-count b { color: var(--blue); font-size: 15px; }
.cf-reset { border: 0; background: none; color: var(--blue); font-size: 13px; cursor: pointer; padding: 0; }
.cf-reset:hover { text-decoration: underline; }
.case-grid-page { margin-top: 4px; }

/* case-card 内部由 <a> 包裹，需按块级自适应 */
.case-card .case-body { display: block; }
.case-card h3, .case-card p { display: block; }
.case-tagrow { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 8px; }
.case-kind { font-style: normal; font-size: 12px; color: var(--blue); background: var(--blue-light); border-radius: 4px; padding: 2px 8px; }
.case-featured { font-style: normal; font-size: 12px; color: #b45309; background: #fef3c7; border-radius: 4px; padding: 2px 8px; }
.case-tags { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 10px; }
.case-tags em { font-style: normal; font-size: 12px; color: var(--gray); background: var(--bg); border-radius: 4px; padding: 2px 8px; }

/* ---------- 案例详情 ---------- */
.case-detail { padding-top: 18px; }
.case-detail-cover { border-radius: var(--radius); overflow: hidden; margin-bottom: 18px; background: var(--blue-light); }
.case-detail-head { margin-bottom: 20px; }
.case-kinds { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 10px; }
.case-kinds em { font-style: normal; font-size: 12px; color: var(--gray); border: 1px solid var(--line); border-radius: 4px; padding: 2px 8px; }
.case-detail-head h1 { font-size: 24px; line-height: 1.5; }
.case-detail-sub { color: var(--gray); font-size: 15px; margin-top: 8px; }
.case-detail-meta { margin-top: 12px; font-size: 13px; color: var(--gray); }
.case-detail-actions { margin-top: 16px; }
.case-detail-actions .btn { padding: 8px 18px; font-size: 13px; }

.case-results {
  display: grid; gap: 12px; grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  background: var(--blue-light); border-radius: var(--radius); padding: 18px; margin-bottom: 24px;
}
.case-result { text-align: center; }
.case-result b { display: block; font-size: 24px; color: var(--blue); line-height: 1.3; }
.case-result span { font-size: 13px; color: var(--gray); }

.case-detail-body { margin-bottom: 26px; }
.case-pending { color: var(--gray); background: var(--bg); border-left: 3px solid var(--line); padding: 12px 14px; border-radius: 0 6px 6px 0; }

.case-timeline { border-top: 1px solid var(--line); padding-top: 20px; margin-bottom: 24px; }
.case-timeline .sec-title { font-size: 18px; }
.tl { position: relative; padding-left: 22px; }
.tl::before { content: ''; position: absolute; left: 5px; top: 6px; bottom: 6px; width: 2px; background: var(--blue-light); }
.tl-item { position: relative; padding-bottom: 20px; }
.tl-dot { position: absolute; left: -22px; top: 7px; width: 12px; height: 12px; border-radius: 50%; background: var(--blue); box-shadow: 0 0 0 3px #fff; }
.tl-head { display: flex; flex-wrap: wrap; align-items: baseline; gap: 4px 12px; }
.tl-head h3 { font-size: 15px; }
.tl-head time { font-size: 13px; color: var(--gray); }
.tl-body p { color: var(--gray); font-size: 14px; margin-top: 4px; line-height: 1.8; }

.case-siblings { display: grid; gap: 12px; border-top: 1px solid var(--line); padding-top: 18px; }
.cs { border: 1px solid var(--line); border-radius: var(--radius); padding: 12px 14px; font-size: 15px; }
.cs span { display: block; font-size: 12px; color: var(--gray); margin-bottom: 2px; }
.cs:hover { border-color: var(--blue); }
.cs.next { text-align: right; }

/* ============================================================
   >=768px：平板与桌面
   ============================================================ */
@media (min-width: 768px) {
  .nav-toggle { display: none; }
  .nav { display: block !important; position: static; border: 0; background: none; margin-left: auto; }
  .nav > ul { display: flex; gap: 4px; }
  .nav > ul > li { border: 0; position: relative; }
  .nav > ul > li > a { padding: 18px 14px; font-size: 15px; }
  .subnav { position: absolute; top: 100%; left: 0; min-width: 150px; box-shadow: 0 8px 18px rgba(0, 0, 0, .08); border-radius: 0 0 8px 8px; z-index: 9; }
  .subnav a { padding: 9px 16px; }
  .header-tel { display: block; text-align: right; font-weight: 700; color: var(--blue); font-size: 16px; margin-left: 8px; }

  /* ---- 首页：桌面 / 平板 ---- */
  .hero { padding: 0 0 0; }
  .hero-inner { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr); gap: 40px; align-items: center; padding: 76px 16px 68px; }
  .hero-title { font-size: 44px; }
  .hero-sub { font-size: 15px; }
  .hero-panel { margin-top: 0; }
  .hero-strip-inner { flex-wrap: nowrap; overflow-x: auto; scrollbar-width: none; padding: 18px 16px; }
  .hero-strip-inner::-webkit-scrollbar { display: none; }

  .svc-grid { grid-template-columns: repeat(3, 1fr); }
  .why-grid { grid-template-columns: repeat(2, 1fr); }
  .fa-grid { grid-template-columns: repeat(3, 1fr); }
  .case-grid { grid-template-columns: repeat(3, 1fr); }
  .case-grid-page { margin-top: 8px; }
  .case-siblings { grid-template-columns: repeat(2, 1fr); }
  .cf-label { flex: 0 0 76px; padding-top: 4px; }
  .news-grid { grid-template-columns: repeat(3, 1fr); }
  .cta-inner { display: flex; align-items: center; justify-content: space-between; gap: 24px; }
  .cta-right { margin-top: 0; }
  .section { padding: 52px 0 12px; }
  .main-layout { display: grid; grid-template-columns: minmax(0, 1fr) 300px; gap: 28px; }
  .mside { margin-top: 0; }
  .footer-inner { grid-template-columns: 2fr 1.2fr 1.5fr 1.3fr; }
}

@media (max-width: 480px) {
  .news-list a { flex-direction: column; gap: 2px; }
  .n-date { order: -1; font-size: 12px; }
  .hero-title { font-size: 24px; }
  .hero-sub { font-size: 13.5px; }
  .hero-actions .btn { flex: 1 1 100%; }
  .cta h2 { font-size: 19px; }
}

/* ============================================================
   进场动画（纯 CSS，加载即播放，内容始终可见）
   ============================================================ */
@keyframes rise {
  from { opacity: 0; transform: translateY(14px); }
  to { opacity: 1; transform: none; }
}
.svc-card, .why-item, .fa-card, .case-card, .ncard, .sec-head, .cta-inner {
  animation: rise .55s ease both;
}
.svc-card:nth-child(2), .why-item:nth-child(2), .fa-card:nth-child(2),
.case-card:nth-child(2), .ncard:nth-child(2) { animation-delay: .07s; }
.svc-card:nth-child(3), .why-item:nth-child(3), .fa-card:nth-child(3),
.case-card:nth-child(3), .ncard:nth-child(3) { animation-delay: .14s; }
.svc-card:nth-child(4), .why-item:nth-child(4), .fa-card:nth-child(4),
.case-card:nth-child(4) { animation-delay: .21s; }
.svc-card:nth-child(5), .fa-card:nth-child(5), .case-card:nth-child(5) { animation-delay: .28s; }
.svc-card:nth-child(6), .fa-card:nth-child(6), .case-card:nth-child(6) { animation-delay: .35s; }
@media (prefers-reduced-motion: reduce) {
  .svc-card, .why-item, .fa-card, .case-card, .ncard, .sec-head, .cta-inner { animation: none; }
}

.backtop {
  /* 悬浮「免费咨询」按钮（.cw-cta）固定在右下角 bottom:20px / 高 46px / z-index 120，
     回到顶部必须叠在它上方，否则会被层级更高的 CTA 完全盖住。
     --cta-lift = CTA 的 bottom(20) + CTA 高(46) + 间距(12) = 78px */
  --cta-lift: 78px;
  position: fixed; right: 16px; bottom: var(--cta-lift); z-index: 119;
  width: 42px; height: 42px; display: none; align-items: center; justify-content: center;
  border-radius: 50%; background: #fff; color: var(--blue);
  border: 1px solid var(--line); box-shadow: 0 6px 18px rgba(16, 24, 40, .12);
}
/* Cookie 告知条可见时 CTA 上移到 118px，回到顶部同步上移（差值 118-20 = 98px） */
body:has(#cookieBar:not([hidden])) .backtop { bottom: calc(var(--cta-lift) + 98px); }
body.has-backtop .backtop { display: flex; }
.backtop:hover { background: var(--blue); color: #fff; border-color: var(--blue); }
@media (max-width: 480px) {
  .backtop { --cta-lift: 78px; right: 12px; width: 38px; height: 38px; }
  .reveal { transform: translateY(10px); }
}

/* ===== 阶段一：页脚二维码 / 备案 / 隐私政策链接 ===== */
.fqr-wrap { display: flex; gap: 14px; flex-wrap: wrap; margin-top: 12px; }
.fqr { display: inline-flex; flex-direction: column; align-items: center; gap: 4px; }
.fqr img {
  width: 88px; height: 88px; object-fit: cover;
  background: #fff; padding: 4px; border-radius: 8px; border: 1px solid rgba(255, 255, 255, .22);
}
.fqr em { font-style: normal; font-size: 12px; color: rgba(255, 255, 255, .72); }

.copyright .copy-line { margin: 0 0 6px; line-height: 1.9; }
.copy-links { font-size: 13px; }
.copy-links a { color: rgba(255, 255, 255, .78); margin: 0 10px; }
.copy-links a:hover { color: #fff; }
.beian-icp, .beian-police { color: rgba(255, 255, 255, .78); margin-left: 12px; }
.beian-icp:hover, .beian-police:hover { color: #fff; }
.beian-police img { vertical-align: -2px; margin-right: 4px; }

/* ===== 阶段一：Cookie 告知条 ===== */
.cookie-bar {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 120;
  background: #fff; border-top: 1px solid var(--line, #e5e7eb);
  box-shadow: 0 -6px 18px rgba(16, 24, 40, .1);
}
.cookie-inner {
  max-width: 1180px; margin: 0 auto; padding: 12px 16px;
  display: flex; align-items: center; gap: 16px; flex-wrap: wrap;
}
.cookie-text { flex: 1 1 320px; margin: 0; font-size: 13px; line-height: 1.7; color: #475467; }
.cookie-text a { color: var(--blue, #1b4e8c); text-decoration: underline; }
.cookie-actions { display: flex; align-items: center; gap: 8px; }
.cookie-btn {
  border: 1px solid var(--line, #e5e7eb); background: #fff; color: #475467;
  border-radius: 6px; padding: 6px 14px; font-size: 13px; cursor: pointer;
  font-family: inherit; line-height: 1.4;
}
.cookie-accept {
  background: var(--blue, #1b4e8c); border-color: var(--blue, #1b4e8c); color: #fff;
}
.cookie-accept:hover { background: #163c6d; border-color: #163c6d; }
.cookie-close {
  width: 30px; padding: 6px 0; font-size: 16px; text-align: center; line-height: 1;
}
@media (max-width: 640px) {
  .cookie-inner { padding: 10px 12px; gap: 10px; }
  .cookie-text { font-size: 12px; }
  .cookie-actions { width: 100%; justify-content: flex-end; }
}

/* ===== 阶段一：单页（隐私政策） ===== */
.page-meta { color: #9ca3af; font-size: 13px; margin: -6px 0 16px; }

/* ===== 阶段一：联系我们 / 线索表单 ===== */
.contact-wrap {
  display: grid; grid-template-columns: 1fr 1.15fr; gap: 32px;
  align-items: start; padding: 32px 0 48px;
}
.contact-lead { color: #475467; font-size: 15px; line-height: 1.8; margin: 10px 0 20px; }
.contact-list { list-style: none; margin: 0 0 20px; padding: 0; }
.contact-list li {
  display: flex; gap: 14px; padding: 10px 0; border-bottom: 1px dashed var(--line, #e5e7eb);
}
.cl-label { flex: none; width: 76px; color: #9ca3af; font-size: 14px; }
.cl-value { color: #1f2d3d; font-size: 15px; font-weight: 500; }
.cl-value a { color: var(--blue, #1b4e8c); }
.contact-qr { margin-top: 14px; }
.contact-qr img {
  width: 140px; height: 140px; object-fit: cover;
  border: 1px solid var(--line, #e5e7eb); border-radius: 10px; background: #fff; padding: 6px;
}
.contact-qr p { color: #6b7280; font-size: 13px; margin: 6px 0 0; }

.contact-form-box {
  background: #fff; border: 1px solid var(--line, #e5e7eb); border-radius: 12px;
  padding: 24px; box-shadow: 0 6px 20px rgba(16, 24, 40, .06);
}
.form-title { margin: 0 0 16px; font-size: 18px; color: #1f2d3d; }
.form-ok {
  background: #ecfdf3; border: 1px solid #a6f4c5; color: #05603a;
  border-radius: 8px; padding: 10px 14px; font-size: 14px; margin: 0 0 14px;
}
.form-err {
  background: #fef3f2; border: 1px solid #fecdca; color: #b42318;
  border-radius: 8px; padding: 10px 14px; font-size: 14px; margin: 0 0 14px;
}
.lead-form .lf-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.lf-item { display: block; margin-bottom: 14px; font-size: 13px; color: #475467; }
.lf-item input, .lf-item select, .lf-item textarea {
  display: block; width: 100%; margin-top: 6px; padding: 9px 12px;
  border: 1px solid var(--line, #e5e7eb); border-radius: 8px; font-size: 14px;
  color: #1f2d3d; background: #fff; font-family: inherit;
}
.lf-item textarea { resize: vertical; line-height: 1.7; }
.lf-item input:focus, .lf-item select:focus, .lf-item textarea:focus {
  outline: none; border-color: var(--blue, #1b4e8c); box-shadow: 0 0 0 3px rgba(27, 78, 140, .12);
}
.lf-captcha { align-items: end; }
.lf-captcha .lf-item { margin-bottom: 0; }
.btn-submit {
  height: 40px; padding: 0 26px; border: 0; border-radius: 8px; cursor: pointer;
  background: var(--blue, #1b4e8c); color: #fff; font-size: 15px; font-family: inherit;
}
.btn-submit:hover { background: #163c6d; }
.lf-tip { color: #9ca3af; font-size: 12px; line-height: 1.7; margin: 12px 0 0; }
.lf-tip a { color: var(--blue, #1b4e8c); }
.hp-field { display: none; }

/* ============================================================
   首页 12 板块（阶段二 2.1）
   ============================================================ */

/* ---- 板块 3：核心数据背书 ---- */
.stats { background: var(--bg); border-bottom: 1px solid var(--line); }
.stats-inner { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; padding: 26px 16px; }
.stat {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 16px 18px; text-align: center;
}
.stat b {
  display: block; font-size: 26px; line-height: 1.2; color: var(--blue); font-weight: 800;
  letter-spacing: .5px;
}
.stat span { display: block; font-size: 13px; color: var(--gray); margin-top: 4px; }

/* ---- 板块 4：解决方案矩阵 ---- */
.sol-grid { display: grid; grid-template-columns: 1fr; gap: 14px; }
.sol-card {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 20px 18px; transition: transform .22s, box-shadow .22s, border-color .22s;
}
.sol-card:hover { transform: translateY(-3px); box-shadow: 0 14px 28px rgba(22, 99, 240, .1); border-color: #cfe0ff; }
.sol-icon {
  display: inline-flex; align-items: center; justify-content: center;
  width: 42px; height: 42px; border-radius: 12px; font-size: 22px; line-height: 1;
  background: var(--blue-light); margin-bottom: 12px;
}
.sol-card h3 { font-size: 16px; margin-bottom: 8px; }
.sol-card p { color: var(--gray); font-size: 13.5px; line-height: 1.8; }
.sol-tags { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 12px; }
.sol-tags li {
  font-size: 12px; color: var(--blue); background: var(--blue-light);
  border-radius: 4px; padding: 2px 8px;
}

/* ---- 案例卡无封面时的文字底（不渲染 img，避免碎图） ---- */
.case-thumb-txt {
  display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, #15489c, #1e6bf0);
}
.case-thumb-txt em {
  font-style: normal; font-size: 20px; font-weight: 700; color: #fff; letter-spacing: 1px;
  padding: 0 12px; text-align: center;
}
/* 案例卡里的技术标签行（首页版，比案例中心页紧凑） */
.case-grid .case-tags { margin-bottom: 10px; }
.case-grid .case-tags em { font-size: 11.5px; }

/* ---- 板块 6：产品体验区 ---- */
.prod-grid { display: grid; grid-template-columns: 1fr; gap: 14px; }
.prod-card {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 18px; text-align: center; transition: transform .22s, box-shadow .22s, border-color .22s;
}
.prod-card:hover { transform: translateY(-3px); box-shadow: 0 14px 28px rgba(22, 99, 240, .1); border-color: #cfe0ff; }
.prod-icon {
  display: block; width: 60px; height: 60px; margin: 0 auto 12px; border-radius: 14px;
  overflow: hidden; background: var(--blue-light);
}
.prod-icon img { width: 100%; height: 100%; object-fit: cover; display: block; }
.prod-icon-txt {
  display: flex; align-items: center; justify-content: center;
  font-size: 18px; font-weight: 800; color: var(--blue); letter-spacing: 1px;
}
.prod-card h3 { font-size: 15.5px; margin-bottom: 8px; }
.prod-card p { color: var(--gray); font-size: 13px; line-height: 1.75; min-height: 44px; }
.prod-actions { margin-top: 12px; display: flex; flex-direction: column; gap: 6px; }
.prod-btn {
  display: inline-block; font-size: 13px; color: var(--blue);
  border: 1px solid var(--line); border-radius: 999px; padding: 6px 14px;
}
.prod-btn:hover { border-color: var(--blue); background: var(--blue-light); }
.prod-tip { font-size: 12px; color: #9ca3af; }
.prod-wip { opacity: .72; }

/* ---- 板块 7：需求速估（只引导，不自动报价） ---- */
.est-wrap {
  background: var(--bg); border: 1px solid var(--line); border-radius: 14px; padding: 22px 20px;
}
.est-steps { display: grid; grid-template-columns: 1fr; gap: 12px; margin-bottom: 20px; }
.est-steps li {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 14px 16px;
}
.est-steps b { display: block; font-size: 12px; color: var(--blue); letter-spacing: 1px; }
.est-steps span { display: block; font-size: 15px; font-weight: 700; margin: 4px 0 2px; }
.est-steps em { font-style: normal; font-size: 13px; color: var(--gray); line-height: 1.7; }
.est-cta { border-top: 1px dashed var(--line); padding-top: 18px; text-align: center; }
.est-cta p { color: var(--gray); font-size: 13.5px; line-height: 1.9; margin-bottom: 14px; }
.est-tel { display: block; margin-top: 10px; font-size: 13px; color: var(--gray); }

/* ---- 板块 9：客户证言 ---- */
.ts-grid { display: grid; grid-template-columns: 1fr; gap: 14px; }
.ts-card {
  background: #fff; border: 1px solid var(--line); border-left: 3px solid var(--blue);
  border-radius: var(--radius); padding: 18px 18px 14px;
}
.ts-card blockquote { font-size: 14.5px; line-height: 1.85; color: #374151; margin-bottom: 12px; }
.ts-card figcaption { font-size: 13px; color: var(--gray); display: flex; flex-wrap: wrap; gap: 4px 10px; }
.ts-card figcaption b { color: var(--ink); font-size: 14px; }
.ts-co { color: var(--gray); }
.ts-empty {
  background: var(--bg); border: 1px dashed var(--line); border-radius: var(--radius);
  padding: 20px; text-align: center; color: var(--gray); font-size: 13.5px; line-height: 1.9;
}
.ts-empty .sec-more { display: inline-block; margin: 10px 0 0; }

/* ---- 板块 10：资质荣誉墙 ---- */
.qual-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; }
.qual-item {
  display: block; background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  overflow: hidden; transition: transform .22s, box-shadow .22s, border-color .22s;
}
.qual-item:hover { transform: translateY(-3px); box-shadow: 0 12px 26px rgba(16, 24, 40, .1); border-color: #cfe0ff; }
.qual-item img {
  width: 100%; height: 150px; object-fit: contain; display: block;
  background: #fff; border-bottom: 1px solid var(--line);
}
.qual-name { display: block; font-size: 13.5px; padding: 8px 12px 0; color: var(--ink); }
.qual-no { display: block; font-size: 12px; color: #9ca3af; padding: 2px 12px 10px; }

@media (min-width: 768px) {
  .stats-inner { grid-template-columns: repeat(4, 1fr); gap: 16px; padding: 30px 16px; }
  .stat b { font-size: 32px; }

  .sol-grid { grid-template-columns: repeat(3, 1fr); }
  .prod-grid { grid-template-columns: repeat(3, 1fr); }
  .prod-card p { min-height: 40px; }
  .est-steps { grid-template-columns: repeat(3, 1fr); }
  .est-wrap { padding: 26px 28px; }
  .qual-grid { grid-template-columns: repeat(4, 1fr); }
  .qual-item img { height: 180px; }
}

/* ============================================================
   阶段三：免费资料（3.6）/ 报价计算器（3.5）/ 网站自检（3.8）
   ============================================================ */

/* ---- 3.6 留资换资料 ---- */
.mat-grid { display: grid; grid-template-columns: 1fr; gap: 14px; }
.mat-card {
  display: block; background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  overflow: hidden; transition: transform .22s, box-shadow .22s, border-color .22s;
}
.mat-card:hover { transform: translateY(-3px); box-shadow: 0 12px 26px rgba(16, 24, 40, .1); border-color: #cfe0ff; }
.mat-thumb { display: block; background: var(--bg); border-bottom: 1px solid var(--line); }
.mat-thumb img { width: 100%; height: 160px; object-fit: cover; display: block; }
.mat-body { padding: 14px 16px 16px; }
.mat-body h3 { font-size: 15.5px; margin-bottom: 6px; }
.mat-body p { font-size: 13px; color: var(--gray); line-height: 1.75; }
.mat-more { display: inline-block; margin-top: 10px; font-size: 13px; color: var(--blue); }
.mat-note {
  margin-top: 18px; font-size: 13px; color: var(--gray); line-height: 1.9;
  border-top: 1px dashed var(--line); padding-top: 14px;
}
.mat-note a { color: var(--blue); }
.mat-detail { display: grid; grid-template-columns: 1fr; gap: 20px; }
.mat-main { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 20px 18px; }
.mat-main .rich-text { font-size: 14.5px; line-height: 1.9; color: #374151; }
.mat-cover { border-radius: var(--radius); margin-bottom: 14px; display: block; }
.mat-side-lead { font-size: 13px; color: var(--gray); line-height: 1.8; margin-bottom: 10px; }
.mat-tel { font-size: 13.5px; margin-bottom: 14px; }
.mat-form { display: grid; gap: 10px; }
.mat-form label { display: block; font-size: 13px; color: var(--ink); }
.mat-form input[type=text], .mat-form input[type=tel], .mat-form input[type=email] {
  width: 100%; margin-top: 5px; padding: 9px 11px; font-size: 14px; color: var(--ink);
  border: 1px solid var(--line); border-radius: 8px; background: #fff;
}
.mat-form input:focus { outline: none; border-color: var(--blue); box-shadow: 0 0 0 3px rgba(22, 99, 240, .12); }
.mat-form-msg { font-size: 13px; line-height: 1.7; padding: 9px 11px; border-radius: 8px; }
.mat-form-ok { background: #eafaf1; color: #17794a; }
.mat-form-err { background: #fdecec; color: #b42318; }
.mat-side-fine { font-size: 12px; color: #9ca3af; line-height: 1.7; }
.mat-side-fine a { color: var(--blue); }

/* ---- 3.5 报价计算器 ---- */
.qt-form { display: grid; gap: 14px; }
.qt-group { border: 1px solid var(--line); border-radius: var(--radius); padding: 14px 16px 16px; }
.qt-legend { display: flex; flex-wrap: wrap; align-items: baseline; gap: 4px 10px; padding: 0 6px; }
.qt-legend-name { font-size: 15px; font-weight: 700; }
.qt-legend-price { font-size: 12.5px; color: var(--blue); }
.qt-price-none { color: #9ca3af; }
.qt-items { display: grid; grid-template-columns: 1fr; gap: 8px; margin-top: 12px; }
.qt-item {
  display: grid; grid-template-columns: auto 1fr auto; gap: 6px 10px; align-items: start;
  background: #fff; border: 1px solid var(--line); border-radius: 8px; padding: 10px 12px;
  cursor: pointer; transition: border-color .2s, background .2s;
}
.qt-item:hover { border-color: #cfe0ff; background: #fbfdff; }
.qt-item input { margin-top: 4px; accent-color: var(--blue); }
.qt-item-name { font-size: 13.5px; }
.qt-item-desc { grid-column: 2; font-size: 12px; color: var(--gray); line-height: 1.6; }
.qt-item-price { grid-row: 1; grid-column: 3; font-size: 12.5px; color: var(--blue); white-space: nowrap; }
.qt-result { background: var(--bg); border: 1px solid var(--line); border-radius: var(--radius); padding: 18px; }
.qt-result-box { display: flex; align-items: baseline; gap: 8px; }
.qt-result-label { font-size: 13px; color: var(--gray); }
.qt-total { font-size: 30px; color: var(--blue); font-weight: 800; }
.qt-total-none { font-size: 20px; }
.qt-result-unit { font-size: 13px; color: var(--gray); }
.qt-result-note { margin-top: 8px; font-size: 12.5px; color: var(--gray); line-height: 1.8; }
.qt-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 10px 16px; }
.qt-tel { font-size: 13px; color: var(--gray); }

/* ---- 3.8 网站自检 ---- */
.sc-wrap { display: grid; grid-template-columns: 1fr; gap: 20px; }
.sc-input textarea {
  width: 100%; padding: 12px; font-size: 14px; line-height: 1.8; color: var(--ink);
  border: 1px solid var(--line); border-radius: 8px; background: #fff; resize: vertical;
}
.sc-input textarea:focus { outline: none; border-color: var(--blue); box-shadow: 0 0 0 3px rgba(22, 99, 240, .12); }
.sc-fine { font-size: 12px; color: #9ca3af; line-height: 1.8; margin-top: 8px; }
.sc-fine-block { margin-top: 16px; }
.sc-actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 12px; }
.sc-msg { margin-top: 10px; font-size: 13px; color: var(--gray); }
.sc-msg-err { color: #b42318; }
.sc-out { display: grid; gap: 12px; }
.sc-empty { font-size: 13px; color: #9ca3af; }
.sc-card { background: #fff; border: 1px solid var(--line); border-left: 3px solid var(--blue); border-radius: var(--radius); padding: 14px 16px; }
.sc-card-head { display: flex; flex-wrap: wrap; align-items: center; gap: 4px 10px; margin-bottom: 8px; }
.sc-card-head b { font-size: 14px; word-break: break-all; }
.sc-card-err { font-size: 13px; color: #b42318; line-height: 1.8; }
.sc-state { font-size: 11.5px; padding: 2px 8px; border-radius: 999px; }
.sc-ok { background: #eafaf1; color: #17794a; }
.sc-warn { background: #fff6e5; color: #a15c00; }
.sc-fail { background: #fdecec; color: #b42318; }
.sc-rows { display: grid; gap: 6px; }
.sc-row { display: grid; grid-template-columns: 96px 1fr; gap: 10px; font-size: 12.5px; line-height: 1.7; }
.sc-row-name { color: var(--ink); }
.sc-row-tip { color: var(--gray); word-break: break-word; }
.sc-warn .sc-row-name { color: #a15c00; }
.sc-fail .sc-row-name { color: #b42318; }

/* ---- 3.1 全站悬浮留资按钮（CTA） ---- */
[hidden] { display: none !important; }
.cw-cta { position: fixed; right: 14px; bottom: 20px; z-index: 120; }
/* Cookie 告知条可见时悬浮按钮上移，避免压住告知条文字；同意后 DOM 被移除自动回落 */
body:has(#cookieBar:not([hidden])) .cw-cta { bottom: 118px; }
.cw-cta-fab {
  display: flex; align-items: center; gap: 8px; height: 46px; padding: 0 18px;
  border: 0; border-radius: 999px; background: var(--blue); color: #fff;
  font-size: 15px; cursor: pointer; box-shadow: 0 6px 20px rgba(22, 99, 240, .34);
}
.cw-cta-fab-ico { display: flex; align-items: center; }
.cw-cta-fab-ico svg { fill: currentColor; }
.cw-cta-fab:hover, .cw-cta-fab:focus-visible { background: var(--blue-dark); color: #fff; }
.cw-cta-panel { position: fixed; inset: 0; z-index: 130; display: flex; align-items: flex-end; justify-content: center; }
.cw-cta-mask { position: absolute; inset: 0; background: rgba(17, 24, 39, .5); }
.cw-cta-box {
  position: relative; width: 100%; max-width: 420px; max-height: 88vh; overflow-y: auto;
  background: #fff; border-radius: 14px 14px 0 0; padding: 20px 18px 22px;
  box-shadow: 0 -8px 30px rgba(0, 0, 0, .14);
  animation: cwCtaUp .22s ease both;
}
@keyframes cwCtaUp { from { transform: translateY(14px); opacity: .4; } to { transform: none; opacity: 1; } }
.cw-cta-box h3 { font-size: 17px; line-height: 1.5; }
.cw-cta-sub { font-size: 13px; color: var(--gray); margin-top: 4px; }
.cw-cta-close {
  position: absolute; top: 10px; right: 10px; width: 30px; height: 30px;
  border: 0; background: var(--bg); color: var(--gray); border-radius: 50%; cursor: pointer; font-size: 13px;
}
.cw-cta-close:hover { background: var(--line); color: var(--ink); }
.cw-cta-form { display: grid; gap: 10px; margin-top: 14px; }
.cw-cta-form label { display: block; font-size: 12.5px; color: var(--gray); }
.cw-cta-form label input, .cw-cta-form label select {
  width: 100%; margin-top: 4px; padding: 9px 10px; font-size: 14px; color: var(--ink);
  border: 1px solid var(--line); border-radius: 8px; background: #fff; font-family: inherit;
}
.cw-cta-form label input:focus, .cw-cta-form label select:focus {
  outline: none; border-color: var(--blue); box-shadow: 0 0 0 3px rgba(22, 99, 240, .12);
}
.cw-cta-submit { width: 100%; height: 42px; border: 0; border-radius: 8px; background: var(--blue); color: #fff; font-size: 15px; cursor: pointer; font-family: inherit; }
.cw-cta-submit:hover { background: var(--blue-dark); }
.cw-cta-fine { font-size: 12px; color: #9ca3af; }
.cw-cta-err { font-size: 13px; color: #b42318; }
.cw-cta-ok { font-size: 13px; color: #17794a; }

/* ---- 3.7 节假日 / 招生季营销弹窗（结构见 app/view/public/popup.html） ---- */
.cw-popup { position: fixed; inset: 0; z-index: 150; display: flex; align-items: center; justify-content: center; padding: 16px; }
.cw-popup-mask { position: absolute; inset: 0; background: rgba(17, 24, 39, .55); }
.cw-popup-open { overflow: hidden; }
.cw-popup-box {
  position: relative; width: 100%; max-width: 460px; max-height: 86vh; overflow-y: auto;
  background: #fff; border-radius: 14px; padding: 22px 20px 20px; box-shadow: 0 18px 50px rgba(0, 0, 0, .2);
  animation: cwPopIn .2s ease both;
}
@keyframes cwPopIn { from { transform: scale(.96); opacity: .3; } to { transform: none; opacity: 1; } }
.cw-popup-close {
  position: absolute; top: 10px; right: 10px; width: 30px; height: 30px;
  border: 0; background: var(--bg); color: var(--gray); border-radius: 50%; cursor: pointer; font-size: 13px;
}
.cw-popup-close:hover { background: var(--line); color: var(--ink); }
.cw-popup-cover { width: 100%; border-radius: 10px; margin-bottom: 12px; }
.cw-popup-body { padding: 0 4px; }
.cw-popup-body h3 { font-size: 18px; line-height: 1.45; padding-right: 28px; }
.cw-popup-desc { font-size: 14px; color: var(--gray); margin-top: 8px; word-break: break-word; }
.cw-popup-actions { margin-top: 14px; }
.cw-popup-actions .btn-primary { display: inline-block; padding: 0 26px; height: 42px; line-height: 42px; border-radius: 8px; }
.cw-popup-fine { font-size: 12px; color: #9ca3af; margin-top: 10px; }

@media (min-width: 768px) {
  .mat-grid { grid-template-columns: repeat(3, 1fr); }
  .mat-detail { grid-template-columns: 1fr 320px; align-items: start; }
  .qt-items { grid-template-columns: repeat(2, 1fr); }
  .sc-row { grid-template-columns: 120px 1fr; }
  .cw-cta-box { border-radius: 14px; margin-bottom: 48px; }
  .cw-popup-box { padding: 22px; }
}

@media (max-width: 900px) {
  .contact-wrap { grid-template-columns: 1fr; gap: 24px; }
  .mat-detail { grid-template-columns: 1fr; }
}

@media (max-width: 560px) {
  .lead-form .lf-row { grid-template-columns: 1fr; }
  .contact-form-box { padding: 18px; }
  .btn-submit { width: 100%; }
  .qt-item { grid-template-columns: auto 1fr; }
  .qt-item-price { grid-row: 2; grid-column: 2; }
  .sc-actions .btn-submit { width: 100%; }
  .sr-thumb { flex: 0 0 92px; }
  .sr-thumb img { height: 70px; }
  .sr-title { font-size: 19px; }
}