@charset "utf-8";
/* ============================================================
   泉州市登泽信息科技有限公司 / 泉州上云网络科技有限公司
   官网样式表  qzhlw.com
   纯静态 / 无依赖 / 虚拟主机友好
   ============================================================ */

/* ---------- 1. 设计令牌 ---------- */
:root {
  --brand: #0a4da6;
  --brand-700: #073a80;
  --brand-600: #084494;
  --brand-100: #dbe8fa;
  --brand-50: #eff5fd;
  --accent: #ff7a00;
  --accent-600: #e56a00;
  --accent-50: #fff4e8;

  --ink: #151a22;
  --ink-2: #4b5565;
  --ink-3: #6b7688;   /* 原 #8b95a6 在白底仅 3.0:1，小字发虚，提深至 4.6:1 */
  --line: #e6eaf1;
  --line-2: #f0f3f8;
  --bg: #ffffff;
  --bg-soft: #f6f8fb;
  --bg-deep: #0d1b30;

  --ok: #12a150;
  --radius-s: 6px;
  --radius: 12px;
  --radius-l: 18px;
  --shadow-s: 0 1px 3px rgba(16, 30, 54, .06);
  --shadow: 0 6px 22px rgba(16, 30, 54, .08);
  --shadow-l: 0 16px 44px rgba(16, 30, 54, .12);

  --wrap: 1200px;
  --header-h: 72px;

  --font: "PingFang SC", "Microsoft YaHei", "Hiragino Sans GB", "Source Han Sans CN",
    -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

/* ---------- 2. 基础重置 ---------- */
*,
*::before,
*::after { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font);
  font-size: 15px;
  line-height: 1.75;
  color: var(--ink);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

h1, h2, h3, h4, h5 { margin: 0 0 .6em; line-height: 1.35; font-weight: 700; color: var(--ink); }
h1 { font-size: 40px; }
h2 { font-size: 30px; }
h3 { font-size: 20px; }
h4 { font-size: 17px; }
p  { margin: 0 0 1em; }
a  { color: inherit; text-decoration: none; transition: color .2s, opacity .2s; }
img { max-width: 100%; display: block; border: 0; }
ul, ol { margin: 0 0 1em; padding-left: 1.3em; }
li { margin-bottom: .35em; }
button { font-family: inherit; }
hr { border: 0; border-top: 1px solid var(--line); margin: 32px 0; }
strong { font-weight: 700; }

::selection { background: var(--brand); color: #fff; }

/* 滚动条 */
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: #f1f3f7; }
::-webkit-scrollbar-thumb { background: #c3ccda; border-radius: 6px; }
::-webkit-scrollbar-thumb:hover { background: var(--brand); }

/* ---------- 3. 布局工具 ---------- */
.wrap { width: 100%; max-width: var(--wrap); margin: 0 auto; padding: 0 20px; }
.wrap-sm { max-width: 940px; }
.row { display: flex; flex-wrap: wrap; margin: 0 -12px; row-gap: 20px; }
.row > [class^="col-"] { padding: 0 12px; }
.col-3 { flex: 0 0 25%; max-width: 25%; }
.col-4 { flex: 0 0 33.3333%; max-width: 33.3333%; }
.col-6 { flex: 0 0 50%; max-width: 50%; }
.col-8 { flex: 0 0 66.6666%; max-width: 66.6666%; }
.col-9 { flex: 0 0 75%; max-width: 75%; }
.col-12 { flex: 0 0 100%; max-width: 100%; }

.section { padding: 76px 0; }
.section-sm { padding: 48px 0; }
.section-soft { background: var(--bg-soft); }
.section-deep { background: var(--bg-deep); color: #d7e0ee; }
.section-deep h1, .section-deep h2, .section-deep h3, .section-deep h4 { color: #fff; }
.section-deep p { color: #b9c6da; }

.mt-0 { margin-top: 0 !important; }
.mt-1 { margin-top: 8px; }
.mt-2 { margin-top: 16px; }
.mt-3 { margin-top: 24px; }
.mt-4 { margin-top: 32px; }
.mt-5 { margin-top: 48px; }
.mb-0 { margin-bottom: 0 !important; }
.mb-1 { margin-bottom: 8px; }
.mb-2 { margin-bottom: 16px; }
.mb-3 { margin-bottom: 24px; }
.mb-4 { margin-bottom: 32px; }
.text-c { text-align: center; }
.text-r { text-align: right; }
.muted { color: var(--ink-2); }
.muted-2 { color: var(--ink-3); }
.small { font-size: 13px; }
/* 邮箱 / 电话这类不可断行长串，窄屏会撑破容器（contact 页 390px 溢出 2px） */
.brand-c { color: var(--brand); overflow-wrap: anywhere; word-break: break-word; }
.accent-c { color: #ad4c00; }   /* 原 #ff7a00 白底仅 2.61:1，提深至 5.5:1 */
.nowrap { white-space: nowrap; }

/* ---------- 4. 通用元件 ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 12px 26px; border: 1px solid transparent; border-radius: 40px;
  font-size: 15px; font-weight: 600; cursor: pointer; line-height: 1.4;
  transition: all .22s ease; white-space: nowrap;
}
/* 橙底 CTA：亮橙 #ff7a00 配白字只有 2.61:1（不可读）。
   改为亮橙底 + 深墨字 6.68:1；hover 时底色加深到 #c25500 再转白字 4.57:1。
   橙色仍是最强 CTA 色，不必牺牲品牌色去换对比度。 */
.btn-primary { background: var(--accent); color: #151a22; }
.btn-primary:hover { background: #c25500; color: #fff; transform: translateY(-2px); box-shadow: 0 8px 20px rgba(255, 122, 0, .32); }
.btn-accent { background: var(--accent); color: #151a22; }
.btn-accent:hover { background: #c25500; color: #fff; transform: translateY(-2px); box-shadow: 0 8px 20px rgba(255, 122, 0, .3); }
.btn-ghost { background: transparent; color: var(--brand); border-color: var(--brand); }
.btn-ghost:hover { background: var(--brand); color: #fff; }
.btn-light { background: #fff; color: var(--brand); }
.btn-light:hover { background: var(--brand-50); color: var(--brand); }
.btn-outline-light { background: transparent; color: #fff; border-color: rgba(255,255,255,.45); }
.btn-outline-light:hover { background: #fff; color: var(--brand); }
.btn-lg { padding: 15px 34px; font-size: 16px; }
.btn-sm { padding: 8px 18px; font-size: 14px; }
.btn-block { display: flex; width: 100%; }

.tag {
  display: inline-block; padding: 3px 12px; border-radius: 40px;
  font-size: 12px; font-weight: 600; line-height: 1.9;
  background: var(--brand-50); color: var(--brand);
}
.tag-accent { background: var(--accent-50); color: #ad4c00; }
.tag-line { background: transparent; border: 1px solid var(--line); color: var(--ink-2); }
.tag-dark { background: rgba(255,255,255,.12); color: #eaf1fb; }
/* 深底区块（页面头图 / 深色 section / 页脚）上的描边标签反白，否则深灰字压深蓝底看不清 */
.phero .tag-line,
.section-deep .tag-line,
.footer .tag-line {
  border-color: rgba(255, 255, 255, .40);
  color: #eaf3ff;
}
.phero .tag-line:hover,
.section-deep .tag-line:hover { border-color: rgba(255, 255, 255, .75); color: #fff; }

.eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 13px; font-weight: 700; letter-spacing: 2px; text-transform: uppercase;
  color: var(--brand); margin-bottom: 12px;
}
.eyebrow::before { content: ""; width: 26px; height: 2px; background: var(--accent); border-radius: 2px; }
.section-deep .eyebrow { color: #8fbcf5; }

.sec-head { text-align: center; max-width: 720px; margin: 0 auto 46px; }
.sec-head .eyebrow { justify-content: center; }
.sec-head h2 { font-size: 32px; }
.sec-head p { color: var(--ink-2); margin-bottom: 0; }
.sec-head-left { text-align: left; margin-left: 0; }
.sec-head-left .eyebrow { justify-content: flex-start; }

.card {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 28px; transition: all .25s ease; height: 100%;
}
.card-hover:hover { transform: translateY(-6px); box-shadow: var(--shadow-l); border-color: transparent; }
.card-soft { background: var(--bg-soft); border-color: transparent; }

.divider { height: 1px; background: var(--line); margin: 28px 0; }

/* ---------- 5. 顶部工具条 + 导航 ---------- */
.topbar {
  background: var(--bg-deep); color: #a9b8ce; font-size: 13px;
  height: 38px; display: flex; align-items: center;
}
.topbar .wrap { display: flex; justify-content: space-between; align-items: center; }
.topbar a { color: #a9b8ce; }
.topbar a:hover { color: #fff; }
.topbar .tb-right span { margin-left: 18px; }
.topbar .tb-right span::before { margin-right: 6px; opacity: .8; }

.header {
  position: sticky; top: 0; z-index: 900;
  background: #fff;
  border-bottom: 1px solid var(--line);
  transition: box-shadow .25s;
}
.header.is-stuck { box-shadow: 0 4px 18px rgba(16, 30, 54, .09); }
.header .wrap { height: var(--header-h); display: flex; align-items: center; justify-content: space-between; }

.logo { display: flex; align-items: center; gap: 11px; flex-shrink: 0; }
.logo-mark {
  width: 40px; height: 40px; border-radius: 10px; flex-shrink: 0;
  background: linear-gradient(135deg, var(--brand) 0%, #2b7fd8 100%);
  display: flex; align-items: center; justify-content: center;
  color: #fff; font-weight: 800; font-size: 17px; letter-spacing: -.5px;
  box-shadow: 0 4px 12px rgba(10, 77, 166, .3);
}
.logo-mark-img {
  width: 40px; height: 40px; border-radius: 10px; flex-shrink: 0;
  padding: 3px; box-sizing: border-box;
}
.logo-text { line-height: 1.25; }
.logo-text b { display: block; font-size: 16px; font-weight: 700; color: var(--ink); letter-spacing: .5px; }
.logo-text span { display: block; font-size: 11px; color: var(--ink-3); letter-spacing: 1.4px; text-transform: uppercase; }

.nav { display: flex; align-items: center; gap: 4px; }
.nav > a {
  position: relative; padding: 9px 14px; font-size: 15px; font-weight: 500; color: var(--ink-2);
  border-radius: 6px;
}
.nav > a:hover { color: var(--brand); background: var(--brand-50); }
.nav > a.active { color: var(--brand); font-weight: 700; }
.nav > a.active::after {
  content: ""; position: absolute; left: 14px; right: 14px; bottom: 2px;
  height: 2px; background: var(--accent); border-radius: 2px;
}
.nav .nav-btn { margin-left: 10px; }

.hd-actions { display: flex; align-items: center; gap: 14px; }
.hd-tel { display: flex; align-items: center; gap: 8px; font-weight: 700; color: var(--brand); font-size: 17px; }
.hd-tel svg { width: 18px; height: 18px; fill: var(--accent); }

.burger { display: none; width: 42px; height: 42px; border: 0; background: transparent; cursor: pointer; padding: 9px; }
.burger i { display: block; height: 2px; background: var(--ink); border-radius: 2px; transition: all .25s; }
.burger i + i { margin-top: 5px; }

/* 移动端抽屉 */
.drawer {
  position: fixed; inset: var(--header-h) 0 0 auto; width: 300px; max-width: 86vw;
  background: #fff; z-index: 950; transform: translateX(105%);
  transition: transform .3s ease; box-shadow: -8px 0 30px rgba(16, 30, 54, .12);
  overflow-y: auto; padding: 16px 0 40px;
}
.drawer.open { transform: translateX(0); }
.drawer a { display: block; padding: 14px 24px; font-size: 16px; border-bottom: 1px solid var(--line-2); color: var(--ink); }
.drawer a:hover { color: var(--brand); background: var(--brand-50); }
.drawer .d-tel { margin: 20px 24px; text-align: center; }
.mask { position: fixed; inset: 0; background: rgba(13, 27, 48, .45); z-index: 940; opacity: 0; visibility: hidden; transition: .3s; }
.mask.show { opacity: 1; visibility: visible; }

/* ---------- 6. 页面头图 (Page Hero) ---------- */
.phero {
  position: relative; padding: 68px 0 62px; overflow: hidden;
  background: var(--brand);
  color: #fff;
}
.phero::after {
  content: ""; position: absolute; right: -120px; top: -120px; width: 460px; height: 460px;
  background: radial-gradient(circle, rgba(255, 122, 0, .22) 0%, rgba(255, 122, 0, 0) 68%);
}
.phero::before {
  content: ""; position: absolute; left: -80px; bottom: -180px; width: 380px; height: 380px;
  background: radial-gradient(circle, rgba(120, 190, 255, .18) 0%, rgba(120, 190, 255, 0) 70%);
}
.phero .wrap { position: relative; z-index: 2; }
.phero h1 { color: #fff; font-size: 36px; margin-bottom: 12px; }
.phero p { color: #e3eefc; font-size: 16px; max-width: 680px; margin-bottom: 0; }
.breadcrumb { font-size: 13px; color: #d9e7fb; margin-bottom: 14px; }
.breadcrumb a { color: #d9e7fb; }
.breadcrumb a:hover { color: #fff; }
.breadcrumb span { margin: 0 7px; opacity: .6; }

/* ---------- 7. 首页 Hero ---------- */
.hero {
  position: relative; padding: 92px 0 88px; overflow: hidden; color: #fff;
  background:
    radial-gradient(1100px 520px at 84% 6%, rgba(255,122,0,.20), transparent 62%),
    radial-gradient(900px 500px at 4% 98%, rgba(70,160,255,.26), transparent 64%),
    linear-gradient(135deg, #073a80 0%, #0a4da6 48%, #08275a 100%);
}
.hero::before {
  content: ""; position: absolute; inset: 0;
  background-image:
    radial-gradient(circle at 78% 22%, rgba(255,255,255,.10), transparent 45%),
    radial-gradient(circle at 12% 88%, rgba(120,190,255,.16), transparent 48%);
}
.hero::after {
  content: ""; position: absolute; inset: 0; opacity: .35;
  background-image: linear-gradient(rgba(255,255,255,.06) 1px, transparent 1px),
                    linear-gradient(90deg, rgba(255,255,255,.06) 1px, transparent 1px);
  background-size: 46px 46px;
  mask-image: radial-gradient(ellipse at 60% 40%, #000 20%, transparent 78%);
  -webkit-mask-image: radial-gradient(ellipse at 60% 40%, #000 20%, transparent 78%);
}
.hero .wrap { position: relative; z-index: 3; display: flex; align-items: center; gap: 48px; }
.hero-main { flex: 1 1 560px; min-width: 0; }
.hero-side { flex: 0 0 340px; }
.hero h1 { color: #fff; font-size: 44px; line-height: 1.3; letter-spacing: -.5px; }
.hero h1 em { font-style: normal; color: #ffc46b; }
.hero .lead { font-size: 17px; color: #d9e9ff; margin: 18px 0 26px; max-width: 560px; }
.hero-badges { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 30px; }
.hero-badges .tag {
  background: rgba(255,255,255,.14); border: 1px solid rgba(255,255,255,.30);
  color: #eaf3ff; font-size: 13px; padding: 5px 14px;
}
.hero-cta { display: flex; flex-wrap: wrap; gap: 14px; }
.hero-stats { display: flex; flex-wrap: wrap; gap: 34px; margin-top: 44px; }
.hero-stats .st b { display: block; font-size: 30px; font-weight: 800; color: #fff; line-height: 1.2; }
.hero-stats .st b i { font-style: normal; font-size: 17px; margin-left: 2px; color: #ffc46b; }
.hero-stats .st span { font-size: 13px; color: #b9d3f5; }
.hero .eyebrow { color: #a9cdff; margin-bottom: 14px; }
.hero .eyebrow::before { background: var(--accent); }
.hero-inds { display: flex; flex-wrap: wrap; gap: 9px 16px; margin-top: 26px; font-size: 12.5px; color: #b9d3f5; }
.hero-inds span { position: relative; padding-left: 12px; }
.hero .pick-card { box-shadow: 0 22px 50px rgba(3, 16, 38, .32); }
.hero-inds span::before {
  content: ""; position: absolute; left: 0; top: 7px;
  width: 4px; height: 4px; border-radius: 50%; background: #7fb2ea;
}

/* Hero 侧边卡片：选型助手 */
.pick-card {
  background: #fff; border-radius: var(--radius-l); padding: 26px;
  box-shadow: 0 24px 60px rgba(4, 18, 40, .3); color: var(--ink);
}
.pick-card h4 { margin-bottom: 4px; font-size: 18px; }
.pick-card .pick-sub { font-size: 13px; color: var(--ink-3); margin-bottom: 18px; }
.pick-step { display: none; }
.pick-step.on { display: block; animation: fadeUp .35s ease; }
.pick-step p.q { font-weight: 700; margin-bottom: 12px; font-size: 15px; }
.pick-opts { display: grid; gap: 9px; }
.pick-opt {
  text-align: left; padding: 11px 15px; border: 1px solid var(--line); border-radius: 9px;
  background: #fff; cursor: pointer; font-size: 14px; color: var(--ink); transition: all .18s;
}
.pick-opt:hover { border-color: var(--brand); background: var(--brand-50); color: var(--brand); }
.pick-prog { display: flex; gap: 5px; margin-bottom: 16px; }
.pick-prog i { flex: 1; height: 3px; background: var(--line); border-radius: 3px; }
.pick-prog i.on { background: var(--accent); }
.pick-result { text-align: center; padding: 6px 0 2px; }
.pick-result .pr-icon {
  width: 52px; height: 52px; margin: 0 auto 12px; border-radius: 14px;
  background: var(--brand-50); color: var(--brand); display: flex; align-items: center; justify-content: center;
  font-size: 23px; font-weight: 800;
}
.pick-result h5 { font-size: 20px; margin-bottom: 4px; font-weight: 700; }
.pick-result .pr-desc { font-size: 13px; color: var(--ink-2); margin-bottom: 16px; }
.pick-back { margin-top: 10px; font-size: 13px; color: var(--ink-3); cursor: pointer; background: 0; border: 0; padding: 0; }
.pick-back:hover { color: var(--brand); }

@keyframes fadeUp { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: none; } }

/* ---------- 8. 品牌信任条 ---------- */
.trust { background: #fff; border-bottom: 1px solid var(--line); padding: 26px 0; }
.trust .wrap { display: flex; align-items: center; justify-content: space-between; gap: 24px; flex-wrap: wrap; }
.trust-label { font-size: 13px; color: var(--ink-3); font-weight: 600; }
.trust-list { display: flex; align-items: center; gap: 34px; flex-wrap: wrap; }
.trust-list span { font-size: 17px; font-weight: 800; color: #5a6472; letter-spacing: 1px; transition: color .2s; }
.trust-list span:hover { color: var(--brand); }

/* ---------- 9. 图标卡 ---------- */
.icon-box {
  width: 52px; height: 52px; border-radius: 13px; flex-shrink: 0;
  display: flex; align-items: center; justify-content: center;
  background: var(--brand-50); color: var(--brand); margin-bottom: 18px;
}
.icon-box svg { width: 25px; height: 25px; fill: currentColor; }
.icon-box.accent { background: var(--accent-50); color: var(--accent); }
.icon-box.sm { width: 42px; height: 42px; border-radius: 10px; margin-bottom: 14px; }
.icon-box.sm svg { width: 20px; height: 20px; }

.feature h4 { margin-bottom: 8px; }
.feature p { color: var(--ink-2); font-size: 14px; margin-bottom: 0; }

/* ---------- 10. 产品矩阵 ---------- */
.tabs { display: flex; flex-wrap: wrap; gap: 8px; justify-content: center; margin-bottom: 34px; }
.tab {
  padding: 9px 22px; border: 1px solid var(--line); background: #fff; border-radius: 40px;
  font-size: 15px; font-weight: 600; color: var(--ink-2); cursor: pointer; transition: all .2s;
}
.tab:hover { border-color: var(--brand); color: var(--brand); }
.tab.active { background: var(--brand); border-color: var(--brand); color: #fff; }

.prod-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.prod-card {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 24px 22px; display: flex; flex-direction: column; transition: all .25s; position: relative; overflow: hidden;
}
.prod-card::before {
  content: ""; position: absolute; left: 0; top: 0; width: 100%; height: 3px;
  background: linear-gradient(90deg, var(--brand), #4d97ea); transform: scaleX(0); transform-origin: left; transition: transform .3s;
}
.prod-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-l); border-color: transparent; }
.prod-card:hover::before { transform: scaleX(1); }
.prod-card .pc-logo {
  width: 46px; height: 46px; border-radius: 11px; margin-bottom: 14px;
  display: flex; align-items: center; justify-content: center; font-weight: 800; font-size: 15px; color: #fff;
  background: linear-gradient(135deg, var(--brand), #3a86d8);
}
.prod-card.chanjet .pc-logo { background: linear-gradient(135deg, #00996b, #34c38f); }
.prod-card.cloud .pc-logo { background: linear-gradient(135deg, #6a3ad8, #a06bf0); }
.prod-card.oa .pc-logo { background: linear-gradient(135deg, #d1490a, #ff8a4c); }
.prod-card h4 { margin-bottom: 6px; font-size: 17px; }
.prod-card .pc-desc { font-size: 13px; color: var(--ink-2); flex: 1; margin-bottom: 14px; }
.prod-card .pc-more { font-size: 13px; font-weight: 700; color: var(--brand); }
.prod-card .pc-more::after { content: " →"; }

/* ---------- 11. 服务流程 ---------- */
.flow { display: grid; grid-template-columns: repeat(5, 1fr); gap: 0; position: relative; }
.flow-item { text-align: center; padding: 0 14px; position: relative; }
.flow-item::after {
  content: ""; position: absolute; top: 26px; right: -8px; width: 16px; height: 16px;
  border-top: 2px dashed #c9d4e4; border-right: 2px dashed #c9d4e4;
  transform: rotate(45deg);
}
.flow-item:last-child::after { display: none; }
.flow-num {
  width: 52px; height: 52px; margin: 0 auto 16px; border-radius: 50%;
  background: #fff; border: 2px solid var(--brand-100); color: var(--brand);
  display: flex; align-items: center; justify-content: center; font-weight: 800; font-size: 18px;
  position: relative; z-index: 2;
}
.flow-item h4 { font-size: 16px; margin-bottom: 6px; }
.flow-item p { font-size: 13px; color: var(--ink-2); margin-bottom: 0; }

/* ---------- 12. 数据统计 ---------- */
.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.stat-item { text-align: center; padding: 26px 16px; border-radius: var(--radius); background: rgba(255,255,255,.05); border: 1px solid rgba(255,255,255,.09); }
.stat-item b { display: block; font-size: 38px; font-weight: 800; color: #fff; line-height: 1.1; }
.stat-item b i { font-style: normal; font-size: 20px; color: var(--accent); margin-left: 2px; }
.stat-item span { font-size: 14px; color: #a9c6ea; }

/* ---------- 13. 案例 ---------- */
.case-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.case-card {
  border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; background: #fff;
  transition: all .25s;
}
.case-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-l); border-color: transparent; }
.case-thumb {
  height: 116px; display: flex; align-items: center; justify-content: center;
  font-size: 21px; font-weight: 800; color: #fff; letter-spacing: 1px;
  background: linear-gradient(135deg, #0a4da6, #2f80d8);
}
.case-card:nth-child(2n) .case-thumb { background: linear-gradient(135deg, #0f7a5a, #2fb98c); }
.case-card:nth-child(3n) .case-thumb { background: linear-gradient(135deg, #7a3cc0, #a86ee8); }
.case-card:nth-child(4n) .case-thumb { background: linear-gradient(135deg, #c2590d, #f3903f); }
.case-body { padding: 18px 20px 20px; }
.case-body h4 { font-size: 16px; margin-bottom: 6px; }
.case-body p { font-size: 13px; color: var(--ink-2); margin-bottom: 10px; }
.case-meta { display: flex; gap: 6px; flex-wrap: wrap; }

/* 案例详情条目 */
.case-row {
  display: flex; gap: 26px; padding: 26px 0; border-bottom: 1px solid var(--line); align-items: flex-start;
}
.case-row:last-child { border-bottom: 0; }
.case-row .cr-badge {
  flex: 0 0 130px; height: 90px; border-radius: var(--radius); display: flex; align-items: center;
  justify-content: center; font-size: 17px; font-weight: 800; color: #fff; text-align: center; padding: 8px;
  background: linear-gradient(135deg, #0a4da6, #2f80d8);
}
.case-row .cr-main { flex: 1; }
.case-row h4 { margin-bottom: 8px; }
.case-row .cr-kv { display: flex; gap: 28px; flex-wrap: wrap; margin-top: 12px; }
.case-row .cr-kv div { font-size: 13px; }
.case-row .cr-kv b { display: block; color: var(--ink); font-size: 14px; }
.case-row .cr-kv span { color: var(--ink-3); }

/* 案例「加载更多」（分页） */
.case-more { text-align: center; margin-top: 26px; }
.case-more:empty { display: none; }
.case-more .btn { min-width: 240px; }
.case-count { font-size: 13px; color: var(--ink-3); margin-top: 10px; }

/* ---------- 14. 新闻 ---------- */
.news-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.news-card { border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; background: #fff; transition: all .25s; }
.news-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-l); border-color: transparent; }
.news-date {
  height: 100px; display: flex; flex-direction: column; align-items: center; justify-content: center;
  background: var(--bg-soft); border-bottom: 1px solid var(--line);
}
.news-date b { font-size: 30px; font-weight: 800; color: var(--brand); line-height: 1; }
.news-date span { font-size: 12px; color: #5a6472; margin-top: 4px; }
.news-body { padding: 18px 20px 22px; }
.news-body h4 { font-size: 16px; margin-bottom: 8px; line-height: 1.5; }
.news-body p { font-size: 13px; color: var(--ink-2); margin-bottom: 12px; }
.news-body .more { font-size: 13px; font-weight: 700; color: var(--brand); }

/* ---------- 15. CTA 条 ---------- */
.cta-band {
  background: linear-gradient(110deg, var(--brand-700) 0%, var(--brand) 45%, #1f74d4 100%);
  border-radius: var(--radius-l); padding: 46px 48px; color: #fff;
  display: flex; align-items: center; justify-content: space-between; gap: 30px; flex-wrap: wrap;
}
.cta-band h3 { color: #fff; font-size: 26px; margin-bottom: 6px; }
.cta-band p { color: #cfe0f7; margin-bottom: 0; font-size: 15px; }
.cta-band .cta-act { display: flex; gap: 12px; flex-wrap: wrap; }

/* ---------- 16. 页脚 ---------- */
.footer { background: var(--bg-deep); color: #9fb0c8; padding: 56px 0 0; font-size: 14px; }
.footer h5 { color: #fff; font-size: 15px; margin-bottom: 16px; font-weight: 700; }
.footer a { color: #9fb0c8; }
.footer a:hover { color: #fff; }
.footer ul { list-style: none; padding: 0; margin: 0; }
.footer li { margin-bottom: 9px; }
.foot-top {
  display: flex; align-items: center; gap: 30px; flex-wrap: wrap;
  padding: 24px 0 26px; margin-bottom: 36px;
  border-bottom: 1px solid rgba(255,255,255,.09);
}
.ft-item { display: flex; flex-direction: column; gap: 5px; }
.ft-item b { font-size: 14px; color: #fff; font-weight: 500; }
.ft-label { font-size: 12px; color: #7d8ea6; }
.ft-tel { display: flex; flex-direction: column; gap: 5px; }
.ft-tel b { font-size: 27px; color: #fff; font-weight: 500; letter-spacing: .5px; line-height: 1.1; }
.ft-tel:hover b { color: #85b7eb; }
.ft-qr { flex-direction: row; align-items: center; gap: 10px; margin-left: auto; }
.ft-qr img { width: 68px; height: 68px; border-radius: 8px; background: #fff; flex-shrink: 0; }
.ft-qr span { font-size: 12px; color: #9fb0c8; line-height: 1.5; }
.foot-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1fr 1.2fr; gap: 34px; padding-bottom: 40px; }
.foot-about p { color: #9fb0c8; font-size: 13px; margin-bottom: 16px; }
.foot-contact div { display: flex; gap: 9px; margin-bottom: 10px; color: #c8d6e8; font-size: 13px; }
.foot-contact b { color: #fff; }
.foot-qr { display: flex; gap: 12px; align-items: center; }
.qr-box {
  width: 88px; height: 88px; border-radius: 10px; background: #fff; flex-shrink: 0;
  display: flex; align-items: center; justify-content: center; font-size: 10px; color: var(--ink-3);
  text-align: center; line-height: 1.5; padding: 6px;
}
.foot-bottom {
  border-top: 1px solid rgba(255,255,255,.09); padding: 18px 0; font-size: 13px; color: #7d8ea6;
  display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap;
}
.foot-bottom a { color: #7d8ea6; }
.foot-links a { margin-left: 14px; }

/* ---------- 17. 悬浮客服 ---------- */
.fixed-bar {
  position: fixed; right: 18px; top: 50%; transform: translateY(-50%); z-index: 800;
  display: flex; flex-direction: column; gap: 10px;
}
.fx-btn {
  width: 54px; height: 54px; border-radius: 13px; border: 0; cursor: pointer;
  background: #fff; box-shadow: 0 6px 20px rgba(16, 30, 54, .16);
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 2px;
  font-size: 11px; color: var(--ink-2); transition: all .22s; position: relative;
}
.fx-btn svg { width: 20px; height: 20px; fill: var(--brand); }
.fx-btn:hover { background: var(--brand); color: #fff; transform: translateX(-3px); }
.fx-btn:hover svg { fill: #fff; }
.fx-btn.main { background: var(--brand); color: #fff; }
.fx-btn.main svg { fill: #fff; }
.fx-btn .fx-pop {
  position: absolute; right: 64px; top: 50%; transform: translateY(-50%) scale(.9);
  background: #fff; border-radius: 10px; box-shadow: var(--shadow-l); padding: 12px;
  opacity: 0; visibility: hidden; transition: all .22s; white-space: nowrap; color: var(--ink);
  font-size: 15px; font-weight: 700;
}
.fx-btn:hover .fx-pop { opacity: 1; visibility: visible; transform: translateY(-50%) scale(1); }

/* 电话按钮：弹出四条专线列表 */
.fx-pop.fx-lines { padding: 12px 16px; font-size: 14px; font-weight: 400; }
.fx-pop.fx-qr { padding: 12px 12px 10px; text-align: center; line-height: 1.5; }
.fx-pop.fx-qr img { display: block; width: 120px; height: 120px; border-radius: 8px; }
.fx-pop.fx-qr i {
  display: block; font-style: normal; font-size: 12px; font-weight: 400;
  color: var(--ink-3); margin-top: 8px;
}
.fx-line { display: block; line-height: 2; white-space: nowrap; }
.fx-line + .fx-line { border-top: 1px solid var(--line); }
.fx-line i { font-style: normal; display: inline-block; width: 62px; color: var(--ink-3); font-size: 12px; }
.fx-line b { font-weight: 700; color: var(--brand); letter-spacing: .3px; }
.fx-line b:hover { color: var(--accent); }

.to-top {
  position: fixed; right: 18px; bottom: 26px; z-index: 800;
  width: 44px; height: 44px; border-radius: 50%; border: 0; cursor: pointer;
  background: #fff; box-shadow: var(--shadow); color: var(--ink-2);
  display: flex; align-items: center; justify-content: center;
  opacity: 0; visibility: hidden; transition: all .25s;
}
.to-top.show { opacity: 1; visibility: visible; }
.to-top:hover { background: var(--brand); color: #fff; }

/* ---------- 18. 表单 ---------- */
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.field { margin-bottom: 14px; }
.field label { display: block; font-size: 13px; font-weight: 600; color: var(--ink-2); margin-bottom: 6px; }
.field label i { color: var(--accent); font-style: normal; }
.field input, .field select, .field textarea {
  width: 100%; padding: 11px 14px; border: 1px solid var(--line); border-radius: 9px;
  font-family: inherit; font-size: 14px; color: var(--ink); background: #fff; transition: border-color .2s;
}
.field input:focus, .field select:focus, .field textarea:focus { outline: 0; border-color: var(--brand); box-shadow: 0 0 0 3px rgba(10,77,166,.09); }
.field textarea { resize: vertical; min-height: 96px; }
.form-note { font-size: 12px; color: var(--ink-3); margin-top: 10px; }

/* ---------- 19. 折叠 FAQ ---------- */
.faq-item { border: 1px solid var(--line); border-radius: var(--radius); margin-bottom: 12px; background: #fff; overflow: hidden; }
.faq-q {
  padding: 16px 20px; cursor: pointer; font-weight: 600; font-size: 15px;
  display: flex; justify-content: space-between; align-items: center; gap: 16px; user-select: none;
}
.faq-q::after { content: "+"; font-size: 21px; color: var(--brand); font-weight: 400; transition: transform .25s; flex-shrink: 0; }
.faq-item.open .faq-q::after { transform: rotate(45deg); }
.faq-item.open .faq-q { color: var(--brand); }
.faq-a { padding: 0 20px; max-height: 0; overflow: hidden; transition: max-height .3s ease, padding .3s ease; }
.faq-item.open .faq-a { max-height: 460px; padding: 0 20px 18px; }
.faq-a p { color: var(--ink-2); font-size: 14px; margin-bottom: 0; }

/* ---------- 20. 表格 ---------- */
.tbl-wrap { overflow-x: auto; }
table.tbl { width: 100%; border-collapse: collapse; font-size: 14px; background: #fff; }
table.tbl th, table.tbl td { padding: 13px 16px; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; }
table.tbl th { background: var(--bg-soft); font-weight: 700; color: var(--ink); white-space: nowrap; }
table.tbl td { color: var(--ink-2); }
table.tbl tr:hover td { background: #fafcff; }
table.tbl .yes { color: var(--ok); font-weight: 700; }

/* ---------- 21. 时间轴 ---------- */
.timeline { position: relative; padding-left: 30px; }
.timeline::before { content: ""; position: absolute; left: 7px; top: 6px; bottom: 6px; width: 2px; background: var(--line); }
.tl-item { position: relative; padding-bottom: 26px; }
.tl-item::before {
  content: ""; position: absolute; left: -30px; top: 6px; width: 16px; height: 16px; border-radius: 50%;
  background: #fff; border: 3px solid var(--brand);
}
.tl-item b { display: block; color: var(--brand); font-size: 15px; }
.tl-item p { color: var(--ink-2); font-size: 14px; margin: 4px 0 0; }

/* ---------- 22. 资质墙 ---------- */
.cert-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.cert-item {
  border: 1px dashed var(--line); border-radius: var(--radius); padding: 22px 18px; text-align: center;
  background: #fff;
}
.cert-item .ci-ic { font-size: 26px; margin-bottom: 8px; }
.cert-item b { display: block; font-size: 14px; margin-bottom: 3px; }
.cert-item span { font-size: 12px; color: var(--ink-3); }

/* ---------- 23. 列表打勾 ---------- */
/* ---------- 24b. 地图与交通 ---------- */
.map-wrap { display: grid; grid-template-columns: 1.35fr 1fr; gap: 22px; align-items: start; }
@media (max-width: 900px) { .map-wrap { grid-template-columns: 1fr; } }
.map-figure {
  border: 1px solid var(--line); border-radius: var(--radius);
  overflow: hidden;            /* 地图内部 leaflet-proxy 宽度溢出，裁掉避免手机端横向滚动 */
  background: #eef3fa;
}
.map-figure svg { display: block; width: 100%; height: auto; }
/* Leaflet 真实地图容器 */
.map-canvas {
  position: relative; z-index: 0;      /* 建独立层叠上下文，防止地图控件盖住 header/浮窗 */
  display: block; width: 100%; height: 400px;
  background: #eef3fa;
}
@media (max-width: 900px) { .map-canvas { height: 320px; } }
@media (max-width: 620px) { .map-canvas { height: 260px; } }
.map-tip {
  padding: 8px 16px; margin: 0; background: #fff;
  border-top: 1px solid var(--line);
  font-size: 12px; color: var(--ink-3);
}
.map-figure.map-off .map-canvas { display: none; }
.map-figure.map-off::after {
  content: "地图加载失败，请直接使用下方导航按钮，或致电 13599203860。";
  display: block; padding: 40px 16px; text-align: center;
  font-size: 13px; color: var(--ink-2);
}
.leaflet-container { font-family: inherit; }
/* Leaflet 默认关闭按钮 #757575 在浅底上只有 4.13:1 */
.leaflet-container a.leaflet-popup-close-button { color: #4b5565; }
.leaflet-popup-content { margin: 12px 14px; line-height: 1.6; }
.map-actions {
  display: flex; flex-wrap: wrap; gap: 10px; align-items: center;
  padding: 14px 16px; background: #fff; border-top: 1px solid var(--line);
}
.map-actions .btn { padding: 9px 16px; font-size: 13px; }
.map-addr { font-size: 13px; color: var(--ink-3); margin-left: auto; }
@media (max-width: 620px) { .map-addr { margin-left: 0; width: 100%; } }
.traffic-list { list-style: none; padding: 0; margin: 0; }
.traffic-list li {
  display: flex; gap: 13px; padding: 13px 0;
  border-bottom: 1px dashed var(--line); line-height: 1.7;
}
.traffic-list li:last-child { border-bottom: 0; padding-bottom: 0; }
.traffic-list .tl-ico {
  flex: 0 0 34px; width: 34px; height: 34px; border-radius: 9px;
  background: var(--brand-50); color: var(--brand);
  display: flex; align-items: center; justify-content: center;
}
.traffic-list .tl-ico svg { width: 17px; height: 17px; fill: currentColor; }
.traffic-list b { display: block; font-size: 14px; font-weight: 600; color: var(--ink); }
.traffic-list span { font-size: 13px; color: var(--ink-2); }
.traffic-list a { color: var(--brand); }

.check-list { list-style: none; padding: 0; margin: 0; }
.check-list li { position: relative; padding-left: 26px; margin-bottom: 10px; font-size: 14px; color: var(--ink-2); }
.check-list li::before {
  content: ""; position: absolute; left: 0; top: 5px; width: 16px; height: 16px; border-radius: 50%;
  background: var(--brand-50) url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'><path fill='%230a4da6' d='M6.2 12.1 2.5 8.4l1.3-1.3 2.4 2.4 6-6 1.3 1.3z'/></svg>") center/12px no-repeat;
}
.check-list.accent li::before {
  background: var(--accent-50) url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'><path fill='%23e56a00' d='M6.2 12.1 2.5 8.4l1.3-1.3 2.4 2.4 6-6 1.3 1.3z'/></svg>") center/12px no-repeat;
}

/* ---------- 24. 分页 ---------- */
.pager { display: flex; justify-content: center; gap: 8px; margin-top: 40px; flex-wrap: wrap; }
.pager a, .pager span {
  min-width: 38px; height: 38px; padding: 0 12px; border: 1px solid var(--line); border-radius: 8px;
  display: inline-flex; align-items: center; justify-content: center; font-size: 14px; color: var(--ink-2);
}
.pager a:hover { border-color: var(--brand); color: var(--brand); background: var(--brand-50); }
.pager .cur { background: var(--brand); border-color: var(--brand); color: #fff; font-weight: 700; }

/* ---------- 25. 动效 ---------- */
.reveal { opacity: 0; transform: translateY(22px); transition: opacity .6s ease, transform .6s ease; }
.reveal.in { opacity: 1; transform: none; }

/* ---------- 26. 响应式 ---------- */
@media (max-width: 1200px) {
  .prod-grid { grid-template-columns: repeat(3, 1fr); }
  .case-grid { grid-template-columns: repeat(3, 1fr); }
  .cert-grid { grid-template-columns: repeat(2, 1fr); }
  .foot-grid { grid-template-columns: 1.4fr 1fr 1fr 1fr; }
  .foot-grid .foot-contact-col { grid-column: span 2; }
}
@media (max-width: 992px) {
  h1 { font-size: 32px; }
  h2 { font-size: 26px; }
  .sec-head h2 { font-size: 27px; }
  .nav, .hd-tel { display: none; }
  .burger { display: block; }
  .hero .wrap { flex-direction: column; align-items: stretch; }
  .hero-side { flex: 1 1 auto; max-width: 460px; }
  .hero h1 { font-size: 34px; }
  .hero { padding: 62px 0 56px; }
  .phero h1 { font-size: 28px; }
  .col-3, .col-4, .col-8, .col-9 { flex: 0 0 100%; max-width: 100%; }
  .col-6 { flex: 0 0 100%; max-width: 100%; }
  .col-md-6 { flex: 0 0 50%; max-width: 50%; }
  .flow { grid-template-columns: repeat(3, 1fr); gap: 26px 0; }
  .flow-item::after { display: none; }
  .stats { grid-template-columns: repeat(2, 1fr); }
  .section { padding: 56px 0; }
  .case-row { flex-direction: column; gap: 16px; }
  .case-row .cr-badge { flex: 0 0 auto; width: 130px; }
}
@media (max-width: 768px) {
  .topbar { display: none; }
  .prod-grid { grid-template-columns: repeat(2, 1fr); }
  .case-grid { grid-template-columns: repeat(2, 1fr); }
  .news-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .foot-grid { grid-template-columns: 1fr 1fr; gap: 26px; }
  .foot-grid .foot-contact-col { grid-column: span 2; }
  .cta-band { padding: 30px 24px; }
  .cta-band h3 { font-size: 22px; }
  .hero-stats { gap: 22px; }
  .hero-stats .st b { font-size: 25px; }
  .fixed-bar { right: 10px; }
  .fx-btn { width: 48px; height: 48px; }
  .to-top { right: 10px; bottom: 16px; }
  .section { padding: 46px 0; }
}
@media (max-width: 576px) {
  body { font-size: 14px; }
  h1 { font-size: 26px; }
  h2 { font-size: 22px; }
  .hero h1 { font-size: 27px; }
  .hero .lead { font-size: 15px; }
  .prod-grid { grid-template-columns: 1fr; }
  .case-grid { grid-template-columns: 1fr; }
  .stats { grid-template-columns: repeat(2, 1fr); gap: 12px; }
  .cert-grid { grid-template-columns: 1fr; }
  .flow { grid-template-columns: repeat(2, 1fr); }
  .foot-grid { grid-template-columns: 1fr; }
  .foot-grid .foot-contact-col { grid-column: span 1; }
  .fixed-bar { gap: 8px; }
  .fx-btn { width: 44px; height: 44px; font-size: 10px; }
  .cta-band .cta-act { width: 100%; }
  .cta-band .cta-act .btn { width: 100%; }
}

/* ---------- 26b. 微信二维码弹层 ---------- */
.qr-modal {
  position: fixed; inset: 0; z-index: 1000;
  display: none; align-items: center; justify-content: center;
}
.qr-modal.open { display: flex; animation: fadeUp .25s ease; }
.qr-mask { position: absolute; inset: 0; background: rgba(13, 27, 48, .62); }
.qr-panel {
  position: relative; background: #fff; border-radius: var(--radius-l);
  padding: 34px 38px 30px; text-align: center; max-width: 90vw;
  box-shadow: 0 24px 60px rgba(4, 18, 40, .35);
}
.qr-panel h4 { margin-bottom: 4px; font-size: 18px; }
.qr-panel img {
  width: 190px; height: 190px; margin: 16px auto 12px;
  border: 1px solid var(--line); border-radius: 12px;
}
.qr-panel p { margin-bottom: 0; }
.qr-close {
  position: absolute; right: 14px; top: 10px; border: 0; background: transparent;
  font-size: 26px; line-height: 1; color: var(--ink-3); cursor: pointer; padding: 4px;
}
.qr-close:hover { color: var(--ink); }
.qr-pair { display: flex; gap: 24px; justify-content: center; flex-wrap: wrap; margin-top: 18px; }
.qr-item { display: flex; flex-direction: column; align-items: center; }
.qr-item img {
  width: 152px; height: 152px; margin: 0 0 10px;
  border: 1px solid var(--line); border-radius: 10px;
}
.qr-item b { font-size: 14px; margin-bottom: 2px; }
.qr-item span { font-size: 12px; color: var(--ink-3); }
@media (max-width: 576px) {
  .qr-panel { padding: 26px 18px 22px; }
  .qr-pair { gap: 14px; }
  .qr-item img { width: 132px; height: 132px; }
}

/* ---------- 27. 打印 ---------- */
@media print {
  .header, .topbar, .fixed-bar, .to-top, .footer, .drawer, .mask { display: none !important; }
  body { font-size: 12px; }
  .section { padding: 20px 0; }
}

/* ---------- 28. 表单提交反馈 ---------- */
.form-tip {
  margin: 12px 0 0;
  padding: 11px 14px;
  border-radius: 8px;
  font-size: 14px;
  line-height: 1.6;
  border: 1px solid transparent;
}
.form-tip.is-ok {
  background: #eef6ff;
  border-color: #b9d6f7;
  color: var(--brand);
}
.form-tip.is-err {
  background: #fdf1ef;
  border-color: #f4c7c0;
  color: #c0392b;
}