/* ==========================================================
   瓴泓智能科技（贵州）有限公司  官网样式表
   Linghong AI  ·  design tokens + layout + components
   ========================================================== */

:root {
  --brand: #6b3bf5;
  --brand-2: #9b5cf6;
  --brand-deep: #4a1fd0;
  --brand-soft: #c9b6ff;
  --brand-wash: #f7f5ff;
  --accent: #f974bf;

  --ink: #111118;
  --ink-2: #55556b;
  --ink-3: #8a8aa0;
  --line: #ebe8f7;
  --white: #fff;

  --radius: 16px;
  --radius-sm: 10px;
  --radius-lg: 24px;

  --shadow-sm: 0 2px 12px rgba(74, 31, 208, .06);
  --shadow: 0 10px 40px rgba(74, 31, 208, .1);
  --shadow-lg: 0 24px 70px rgba(74, 31, 208, .16);

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

  --ease: cubic-bezier(.22, .61, .36, 1);
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  font-family: "PingFang SC", "HarmonyOS Sans SC", "Microsoft YaHei", "Helvetica Neue", Helvetica, Arial, sans-serif;
  color: var(--ink);
  background: var(--white);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  font-size: 15px;
}

a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
img { display: block; max-width: 100%; }
button { font: inherit; cursor: pointer; border: 0; background: none; color: inherit; }
input, textarea, select { font: inherit; color: inherit; }

.container { width: 100%; max-width: var(--max); margin: 0 auto; padding: 0 24px; }

/* ---------- 顶部公告条 ---------- */
.topbar {
  background: linear-gradient(90deg, var(--brand-deep), var(--brand) 45%, var(--accent));
  color: #fff;
  font-size: 13px;
  letter-spacing: .3px;
}
.topbar .container {
  display: flex; align-items: center; justify-content: center; gap: 12px;
  height: 40px; text-align: center;
}
.topbar b { font-weight: 600; }
.topbar .dot { width: 6px; height: 6px; border-radius: 50%; background: #fff; opacity: .9; flex: none; }
.topbar .tag {
  background: rgba(255,255,255,.18); border: 1px solid rgba(255,255,255,.35);
  padding: 2px 10px; border-radius: 999px; font-weight: 600; white-space: nowrap;
}

/* ---------- 头部 ---------- */
.header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255,255,255,.92);
  backdrop-filter: saturate(180%) blur(14px);
  border-bottom: 1px solid transparent;
  transition: box-shadow .3s var(--ease), border-color .3s var(--ease);
}
.header.is-stuck { box-shadow: 0 4px 24px rgba(17,17,24,.07); border-bottom-color: var(--line); }
.header .container {
  height: var(--header-h);
  display: flex; align-items: center; gap: 32px;
}

.logo { display: flex; align-items: center; gap: 10px; flex: none; }
.logo-mark {
  width: 36px; height: 36px; border-radius: 10px; flex: none;
  background: linear-gradient(135deg, var(--brand-deep), var(--brand-2));
  display: grid; place-items: center; color: #fff; font-weight: 800; font-size: 17px;
  letter-spacing: -.5px; box-shadow: 0 6px 18px rgba(107,59,245,.35);
}
.logo-text { display: flex; flex-direction: column; line-height: 1.2; }
.logo-text .cn { font-size: 16px; font-weight: 700; letter-spacing: 1px; }
.logo-text .en { font-size: 10px; color: var(--ink-3); letter-spacing: 1.6px; text-transform: uppercase; }

.nav { display: flex; align-items: center; gap: 4px; margin-left: auto; }
.nav > li { position: relative; }
.nav > li > a, .nav > li > span {
  display: flex; align-items: center; gap: 5px;
  padding: 8px 14px; border-radius: 8px;
  font-size: 15px; color: var(--ink); white-space: nowrap; cursor: pointer;
  transition: color .2s, background .2s;
}
.nav > li > a:hover, .nav > li > span:hover { color: var(--brand); background: var(--brand-wash); }
.nav > li.active > a { color: var(--brand); font-weight: 600; }
.nav .caret { width: 8px; height: 8px; transition: transform .25s var(--ease); opacity: .55; }
.nav > li:hover .caret { transform: rotate(180deg); }

.dropdown {
  position: absolute; top: calc(100% + 10px); left: 50%; transform: translateX(-50%) translateY(8px);
  min-width: 210px; padding: 8px; opacity: 0; visibility: hidden; pointer-events: none;
  background: #fff; border: 1px solid var(--line); border-radius: 14px;
  box-shadow: var(--shadow-lg); transition: all .25s var(--ease);
}
/* 悬停桥：卡片与导航项之间有 10px 空隙，鼠标下移经过空隙时会脱离 li 导致菜单消失。
   用一条透明伪元素把空隙补成可悬停区域，使「导航项 → 子菜单」路径连续。 */
.dropdown::before { content: ""; position: absolute; left: 0; right: 0; top: -14px; height: 14px; }
.nav > li:hover .dropdown,
.nav > li:focus-within .dropdown { opacity: 1; visibility: visible; pointer-events: auto; transform: translateX(-50%) translateY(0); }
.dropdown a {
  display: block; padding: 9px 14px; border-radius: 9px; font-size: 14px; color: var(--ink-2);
  transition: background .18s, color .18s, padding-left .18s;
}
.dropdown a:hover { background: var(--brand-wash); color: var(--brand); padding-left: 18px; }

.header-actions { display: flex; align-items: center; gap: 12px; flex: none; }
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  height: 40px; padding: 0 22px; border-radius: 999px;
  font-size: 14px; font-weight: 600; white-space: nowrap;
  transition: transform .25s var(--ease), box-shadow .25s var(--ease), background .25s;
}
.btn-primary {
  background: linear-gradient(135deg, var(--brand-deep), var(--brand-2));
  color: #fff; box-shadow: 0 8px 22px rgba(107,59,245,.32);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 14px 32px rgba(107,59,245,.42); }
.btn-ghost { background: #fff; color: var(--brand); border: 1px solid var(--brand-soft); }
.btn-ghost:hover { background: var(--brand-wash); transform: translateY(-2px); }
.btn-light { background: #fff; color: var(--brand-deep); }
.btn-light:hover { transform: translateY(-2px); box-shadow: 0 14px 32px rgba(0,0,0,.18); }
.btn-outline-light { border: 1px solid rgba(255,255,255,.55); color: #fff; }
.btn-outline-light:hover { background: rgba(255,255,255,.14); }
.btn-lg { height: 50px; padding: 0 34px; font-size: 15px; }
.btn .arrow { width: 14px; height: 14px; }

.burger { display: none; width: 40px; height: 40px; place-items: center; border-radius: 10px; }
.burger span { display: block; width: 20px; height: 2px; background: var(--ink); position: relative; }
.burger span::before, .burger span::after {
  content: ''; position: absolute; left: 0; width: 20px; height: 2px; background: var(--ink);
}
.burger span::before { top: -6px; } .burger span::after { top: 6px; }

/* ---------- 通用区块 ---------- */
.section { padding: 92px 0; }
.section-tight { padding: 64px 0; }
.section-soft { background: var(--brand-wash); }
.section-ink { background: #12101f; color: #fff; }

.sec-head { text-align: center; max-width: 760px; margin: 0 auto 52px; }
.sec-tag {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 12px; font-weight: 700; letter-spacing: 2px; text-transform: uppercase;
  color: var(--brand); background: rgba(107,59,245,.1);
  padding: 5px 14px; border-radius: 999px; margin-bottom: 18px;
}
.section-ink .sec-tag { color: #d5c6ff; background: rgba(255,255,255,.1); }
.sec-title { font-size: 34px; line-height: 1.35; font-weight: 800; letter-spacing: -.5px; }
.sec-sub { margin-top: 14px; font-size: 15px; color: var(--ink-2); }
.section-ink .sec-sub { color: rgba(255,255,255,.66); }
.sec-title .hl {
  background: linear-gradient(120deg, var(--brand-deep), var(--accent));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}

/* ---------- 页面横幅 ---------- */
.page-hero {
  position: relative; overflow: hidden;
  background: linear-gradient(135deg, #1a1440 0%, #2a1a6b 45%, #4a1fd0 100%);
  color: #fff; padding: 84px 0 78px;
}
.page-hero::after {
  content: ''; position: absolute; inset: 0;
  background:
    radial-gradient(700px 320px at 86% 8%, rgba(249,116,191,.32), transparent 62%),
    radial-gradient(600px 300px at 6% 96%, rgba(155,92,246,.34), transparent 60%);
}
.page-hero .container { position: relative; z-index: 1; }
.page-hero h1 { font-size: 40px; font-weight: 800; letter-spacing: -.5px; }
.page-hero p { margin-top: 16px; max-width: 720px; color: rgba(255,255,255,.72); font-size: 15px; }
.crumb { display: flex; align-items: center; gap: 8px; font-size: 13px; color: rgba(255,255,255,.55); margin-bottom: 16px; }
.crumb a:hover { color: #fff; }

/* ---------- Hero ---------- */
.hero { position: relative; overflow: hidden; background: #0f0c22; color: #fff; padding: 78px 0 96px; }
.hero-bg { position: absolute; inset: 0; overflow: hidden; }
.hero-bg::before {
  content: ''; position: absolute; inset: 0;
  background:
    radial-gradient(900px 460px at 78% 12%, rgba(107,59,245,.55), transparent 62%),
    radial-gradient(760px 420px at 12% 88%, rgba(249,116,191,.3), transparent 60%),
    linear-gradient(160deg, #15103a 0%, #22165e 48%, #3a1fb0 100%);
}
.hero-grid {
  position: absolute; inset: -40% -10% auto -10%; height: 180%;
  background-image:
    linear-gradient(rgba(255,255,255,.055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.055) 1px, transparent 1px);
  background-size: 46px 46px;
  transform: perspective(700px) rotateX(56deg);
  mask-image: linear-gradient(to bottom, transparent, #000 42%, transparent 92%);
  -webkit-mask-image: linear-gradient(to bottom, transparent, #000 42%, transparent 92%);
  animation: gridflow 22s linear infinite;
}
@keyframes gridflow { to { background-position: 0 460px, 460px 0; } }

.hero .container { position: relative; z-index: 2; display: grid; grid-template-columns: 1.05fr .95fr; gap: 56px; align-items: center; }
.hero-eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  background: rgba(255,255,255,.1); border: 1px solid rgba(255,255,255,.2);
  padding: 6px 14px; border-radius: 999px; font-size: 13px; color: #e3d9ff; margin-bottom: 24px;
}
.hero-eyebrow .pulse { width: 7px; height: 7px; border-radius: 50%; background: #4ade80; box-shadow: 0 0 0 0 rgba(74,222,128,.7); animation: pulse 2s infinite; }
@keyframes pulse { 70% { box-shadow: 0 0 0 8px rgba(74,222,128,0); } 100% { box-shadow: 0 0 0 0 rgba(74,222,128,0); } }

.hero h1 { font-size: 50px; line-height: 1.22; font-weight: 800; letter-spacing: -1px; }
.hero h1 .grad {
  background: linear-gradient(100deg, #d5c6ff, #f9a8d4 55%, #fff);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.hero-en { margin-top: 12px; font-size: 14px; letter-spacing: 3px; text-transform: uppercase; color: rgba(255,255,255,.42); }
.hero-desc { margin-top: 22px; font-size: 16px; color: rgba(255,255,255,.74); max-width: 520px; }
.hero-desc b { color: #fff; font-weight: 700; }
.hero-actions { margin-top: 34px; display: flex; gap: 14px; flex-wrap: wrap; }

.hero-stats { margin-top: 46px; display: grid; grid-template-columns: repeat(4, 1fr); gap: 8px; }
.hero-stat { border-left: 2px solid rgba(255,255,255,.16); padding-left: 14px; }
.hero-stat .num { font-size: 26px; font-weight: 800; letter-spacing: -.5px; }
.hero-stat .num small { font-size: 15px; font-weight: 700; margin-left: 1px; }
.hero-stat .lbl { font-size: 12px; color: rgba(255,255,255,.55); margin-top: 2px; }

/* Hero 视觉卡 */
.hero-visual { position: relative; }
.token-card {
  position: relative; background: rgba(255,255,255,.07); border: 1px solid rgba(255,255,255,.14);
  border-radius: var(--radius-lg); padding: 22px; backdrop-filter: blur(8px); box-shadow: 0 30px 80px rgba(0,0,0,.35);
}
.token-card-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 16px; }
.token-card-head .t { font-size: 13px; color: rgba(255,255,255,.68); letter-spacing: .5px; }
.token-card-head .badge {
  font-size: 11px; padding: 3px 10px; border-radius: 999px;
  background: rgba(74,222,128,.16); color: #86efac; border: 1px solid rgba(74,222,128,.3);
}
.token-grid { display: grid; grid-template-columns: repeat(10, 1fr); gap: 6px; }
.token-grid i {
  display: block; aspect-ratio: 1; border-radius: 3px; background: rgba(255,255,255,.1);
  animation: twinkle 3.4s ease-in-out infinite;
}
@keyframes twinkle { 0%,100% { opacity: .18; } 50% { opacity: 1; } }
.token-flow { margin-top: 18px; display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.token-flow span {
  font-size: 12px; padding: 6px 12px; border-radius: 8px;
  background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.12); color: rgba(255,255,255,.82);
}
.token-flow em { color: rgba(255,255,255,.35); font-style: normal; }

.float-card {
  position: absolute; background: #fff; color: var(--ink);
  border-radius: 14px; padding: 14px 16px; box-shadow: 0 18px 44px rgba(0,0,0,.3);
  animation: floaty 5s ease-in-out infinite;
}
.float-card .k { font-size: 20px; font-weight: 800; color: var(--brand); line-height: 1.2; }
.float-card .v { font-size: 12px; color: var(--ink-3); }
.fc-1 { left: -34px; top: -26px; }
.fc-2 { right: -30px; bottom: -22px; animation-delay: -2.4s; }
@keyframes floaty { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-10px); } }

/* ---------- 新闻滚动条 ---------- */
.newsbar { background: #fff; border-bottom: 1px solid var(--line); }
.newsbar .container { display: flex; align-items: center; gap: 18px; height: 62px; }
.newsbar .lab {
  display: inline-flex; align-items: center; gap: 7px; flex: none;
  font-size: 13px; font-weight: 700; color: var(--brand);
  background: var(--brand-wash); padding: 6px 14px; border-radius: 999px;
}
.newsbar .lab .dot { width: 6px; height: 6px; border-radius: 50%; background: var(--brand); }
.news-marquee { flex: 1; overflow: hidden; position: relative; height: 100%; display: flex; align-items: center; }
.news-track { display: flex; gap: 56px; white-space: nowrap; animation: marquee 34s linear infinite; }
.newsbar:hover .news-track { animation-play-state: paused; }
@keyframes marquee { from { transform: translateX(0); } to { transform: translateX(-50%); } }
.news-track a { font-size: 14px; color: var(--ink-2); }
.news-track a:hover { color: var(--brand); }
.news-track a time { color: var(--ink-3); margin-right: 8px; font-size: 13px; }

/* ---------- 服务卡（对标站四卡结构） ---------- */
.svc-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.svc-card {
  position: relative; overflow: hidden; background: #fff; border: 1px solid var(--line);
  border-radius: var(--radius); padding: 30px 26px 28px; transition: all .35s var(--ease);
}
.svc-card::before {
  content: ''; position: absolute; inset: auto 0 0 0; height: 3px;
  background: linear-gradient(90deg, var(--brand-deep), var(--accent)); transform: scaleX(0); transform-origin: left;
  transition: transform .4s var(--ease);
}
.svc-card:hover { transform: translateY(-6px); box-shadow: var(--shadow); border-color: transparent; }
.svc-card:hover::before { transform: scaleX(1); }
.svc-icon {
  width: 52px; height: 52px; border-radius: 14px; display: grid; place-items: center; margin-bottom: 20px;
  background: linear-gradient(135deg, rgba(107,59,245,.12), rgba(249,116,191,.12)); color: var(--brand);
}
.svc-icon svg { width: 26px; height: 26px; }
.svc-card h3 { font-size: 19px; font-weight: 700; margin-bottom: 10px; }
.svc-card p { font-size: 14px; color: var(--ink-2); min-height: 66px; }
.svc-card .more { margin-top: 16px; font-size: 13px; font-weight: 600; color: var(--brand); display: inline-flex; align-items: center; gap: 6px; }
.svc-card .more svg { width: 14px; height: 14px; transition: transform .25s; }
.svc-card:hover .more svg { transform: translateX(4px); }

/* ---------- 产能/闭环卡片（products、about 等页仍在用，勿删） ---------- */
.factory { display: grid; grid-template-columns: .85fr 1.15fr; gap: 56px; align-items: center; }
.factory-visual {
  position: relative; border-radius: var(--radius-lg); padding: 34px;
  background: linear-gradient(140deg, #241a63, #4a1fd0 55%, #7c3aed); color: #fff; overflow: hidden;
}
.factory-visual::after {
  content: ''; position: absolute; inset: 0;
  background: radial-gradient(400px 240px at 80% 0%, rgba(249,116,191,.4), transparent 60%);
}
.factory-visual > * { position: relative; z-index: 1; }
.factory-visual h3 { font-size: 22px; font-weight: 700; margin-bottom: 6px; }
.factory-visual .sub { font-size: 13px; color: rgba(255,255,255,.62); margin-bottom: 26px; }
.cap-list li { display: flex; align-items: baseline; gap: 12px; padding: 11px 0; border-top: 1px solid rgba(255,255,255,.13); font-size: 14px; }
.cap-list li:first-child { border-top: 0; }
.cap-list .n { font-size: 12px; font-weight: 800; color: #d5c6ff; min-width: 22px; }
.cap-list b { font-weight: 700; min-width: 84px; }
.cap-list span { color: rgba(255,255,255,.65); margin-left: 12px; font-size: 13px; white-space: nowrap; }

.chain { display: grid; gap: 14px; }
.chain-item { display: flex; gap: 18px; align-items: flex-start; padding: 20px 22px; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); transition: all .3s var(--ease); }
.chain-item:hover { border-color: var(--brand-soft); box-shadow: var(--shadow-sm); transform: translateX(4px); }
.chain-num {
  width: 40px; height: 40px; border-radius: 11px; flex: none; display: grid; place-items: center;
  background: var(--brand-wash); color: var(--brand); font-weight: 800; font-size: 15px;
}
.chain-item h4 { font-size: 16px; font-weight: 700; margin-bottom: 4px; }
.chain-item p { font-size: 14px; color: var(--ink-2); }

/* ---------- 解决方案 Tab ---------- */
.ind-grid { display: grid; grid-template-columns: repeat(6, 1fr); gap: 10px; margin-bottom: 30px; }
.ind-tab {
  padding: 16px 8px; border-radius: var(--radius-sm); text-align: center; font-size: 15px; font-weight: 600;
  background: #fff; border: 1px solid var(--line); color: var(--ink-2); transition: all .28s var(--ease);
}
.ind-tab:hover { border-color: var(--brand-soft); color: var(--brand); }
.ind-tab.on {
  background: linear-gradient(135deg, var(--brand-deep), var(--brand-2)); color: #fff; border-color: transparent;
  box-shadow: 0 10px 26px rgba(107,59,245,.3);
}
.ind-panel { display: none; grid-template-columns: 1fr 1fr; gap: 44px; align-items: center; background: #fff; border: 1px solid var(--line); border-radius: var(--radius-lg); padding: 42px; }
.ind-panel.on { display: grid; animation: fadeup .45s var(--ease); }
@keyframes fadeup { from { opacity: 0; transform: translateY(14px); } to { opacity: 1; transform: none; } }
.ind-panel h3 { font-size: 26px; font-weight: 800; margin-bottom: 8px; }
.ind-panel .lead { color: var(--brand); font-size: 14px; font-weight: 600; margin-bottom: 16px; }
.ind-panel p.desc { color: var(--ink-2); font-size: 15px; }
.ind-metrics { display: flex; gap: 30px; margin-top: 26px; }
.ind-metrics .m .k { font-size: 26px; font-weight: 800; color: var(--brand); letter-spacing: -.5px; }
.ind-metrics .m .v { font-size: 13px; color: var(--ink-3); }
.ind-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 22px; }
.ind-tags span { font-size: 13px; padding: 6px 13px; border-radius: 999px; background: var(--brand-wash); color: var(--brand); }
.ind-shot { border-radius: var(--radius); overflow: hidden; min-height: 260px; position: relative; background: linear-gradient(140deg, #1e1650, #4a1fd0 60%, #9333ea); }
.ind-shot::after {
  content: ''; position: absolute; inset: 0;
  background-image: linear-gradient(rgba(255,255,255,.1) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.1) 1px, transparent 1px);
  background-size: 34px 34px;
  mask-image: radial-gradient(circle at 50% 50%, #000, transparent 72%);
  -webkit-mask-image: radial-gradient(circle at 50% 50%, #000, transparent 72%);
}
.ind-shot img.bg {
  position: absolute; inset: 0; width: 100%; height: 100%;
  object-fit: cover; z-index: 0;
}
.ind-shot .cap {
  position: absolute; left: 22px; bottom: 22px; z-index: 2; color: #fff;
  font-size: 13px; background: rgba(0,0,0,.28); border: 1px solid rgba(255,255,255,.22);
  padding: 8px 14px; border-radius: 10px; backdrop-filter: blur(4px);
}

/* ---------- 优势 ---------- */
.adv-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.adv-card { padding: 30px 26px; border-radius: var(--radius); background: #fff; border: 1px solid var(--line); transition: all .3s var(--ease); }
.adv-card:hover { transform: translateY(-5px); box-shadow: var(--shadow); }
.adv-card .ic { width: 46px; height: 46px; border-radius: 12px; display: grid; place-items: center; background: var(--brand-wash); color: var(--brand); margin-bottom: 18px; }
.adv-card .ic svg { width: 24px; height: 24px; }
.adv-card h4 { font-size: 17px; font-weight: 700; margin-bottom: 8px; }
.adv-card p { font-size: 14px; color: var(--ink-2); }

/* ---------- 合作伙伴 ---------- */
.partner-wall { display: grid; grid-template-columns: repeat(5, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
.partner-wall div {
  background: #fff; height: 92px; display: grid; place-items: center;
  font-size: 16px; font-weight: 700; color: var(--ink-3); letter-spacing: .5px;
  transition: all .3s var(--ease);
}
.partner-wall div:hover { background: var(--brand-wash); color: var(--brand); }
/* 客户墙 5 列（桌面）/ 2 列（窄屏）：10 家客户，两种宽度都能排满整行 */

/* ---------- 时间线 ---------- */
.timeline { position: relative; padding-left: 34px; }
.timeline::before { content: ''; position: absolute; left: 9px; top: 6px; bottom: 6px; width: 2px; background: linear-gradient(180deg, var(--brand), var(--brand-soft), transparent); }
.tl-item { position: relative; padding-bottom: 30px; }
.tl-item:last-child { padding-bottom: 0; }
.tl-item::before {
  content: ''; position: absolute; left: -30px; top: 8px; width: 12px; height: 12px; border-radius: 50%;
  background: #fff; border: 3px solid var(--brand); box-shadow: 0 0 0 4px rgba(107,59,245,.12);
}
.tl-item .y { font-size: 13px; font-weight: 800; color: var(--brand); letter-spacing: .5px; }
.tl-item h4 { font-size: 17px; font-weight: 700; margin: 3px 0 5px; }
.tl-item p { font-size: 14px; color: var(--ink-2); }

/* ---------- 发展历程路线图 ---------- */
.roadmap { position: relative; max-width: 920px; margin: 0 auto; padding-left: 34px; }
.roadmap::before {
  content: ''; position: absolute; left: 8px; top: 12px; bottom: 12px; width: 2px;
  background: linear-gradient(180deg, var(--brand) 0%, var(--brand-soft) 55%, var(--line) 100%);
}
.rm-item { position: relative; padding-bottom: 24px; }
.rm-item:last-child { padding-bottom: 0; }
.rm-item::before {
  content: ''; position: absolute; left: -34px; top: 16px; width: 14px; height: 14px; border-radius: 50%;
  background: #fff; border: 3px solid var(--brand-soft); box-shadow: 0 0 0 4px rgba(107,59,245,.10);
}
.rm-item.is-key::before {
  width: 18px; height: 18px; left: -36px; top: 14px;
  border-color: var(--brand); background: var(--brand);
  box-shadow: 0 0 0 5px rgba(107,59,245,.18);
}
.rm-item.is-plan::before { background: var(--brand-wash); border-style: dashed; border-color: var(--brand-soft); }
.rm-card {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 20px 24px; transition: all .28s var(--ease);
}
.rm-card:hover { border-color: var(--brand-soft); box-shadow: var(--shadow-sm); }
.rm-item.is-plan .rm-card { background: transparent; border-style: dashed; }
.rm-head { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; margin-bottom: 8px; }
.rm-year { font-size: 15px; font-weight: 800; color: var(--brand); letter-spacing: .3px; }
.rm-badge {
  font-size: 11px; font-weight: 700; padding: 3px 9px; border-radius: 999px;
  background: var(--brand-wash); color: var(--brand);
}
.rm-badge.key { background: linear-gradient(135deg, var(--brand), var(--brand-soft)); color: #fff; }
.rm-badge.doing { background: #fff4e5; color: #b45309; }
.rm-badge.plan { background: #f1f0f7; color: var(--ink-3); }
.rm-card h4 { font-size: 17px; font-weight: 700; margin-bottom: 6px; }
.rm-card p { font-size: 14px; color: var(--ink-2); line-height: 1.7; }
.rm-card .rm-note { font-size: 13px; color: var(--ink-3); margin-top: 8px; padding-top: 8px; border-top: 1px dashed var(--line); }
.rm-item.is-plan .rm-card h4 { color: var(--ink-2); }

/* ---------- 媒体报道列表 ---------- */
.media-list { display: grid; gap: 14px; }
.media-item {
  display: grid; grid-template-columns: 128px 1fr; gap: 22px;
  padding: 20px 24px; background: #fff; border: 1px solid var(--line);
  border-radius: var(--radius-sm); transition: all .28s var(--ease);
}
.media-item:hover { border-color: var(--brand-soft); box-shadow: var(--shadow-sm); }
.media-item .md { font-size: 14px; font-weight: 800; color: var(--brand); line-height: 1.5; }
.media-item .md span { display: block; font-size: 12px; font-weight: 500; color: var(--ink-3); margin-top: 5px; }
.media-item h4 { font-size: 16px; font-weight: 700; line-height: 1.55; margin-bottom: 6px; }
.media-item p { font-size: 14px; color: var(--ink-2); line-height: 1.7; }
.media-item .src { display: inline-block; margin-top: 9px; font-size: 13px; font-weight: 600; color: var(--brand); }
.media-item .src:hover { text-decoration: underline; }

/* ---------- 战略三阶段 ---------- */
.stage-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.stage-card { position: relative; padding: 32px 28px; border-radius: var(--radius); background: #fff; border: 1px solid var(--line); overflow: hidden; }
.stage-card .st { font-size: 12px; font-weight: 800; letter-spacing: 2px; color: var(--brand); margin-bottom: 8px; }
.stage-card .yr { font-size: 15px; font-weight: 700; color: var(--ink-3); margin-bottom: 6px; }
.stage-card h3 { font-size: 20px; font-weight: 800; margin-bottom: 14px; }
.stage-card ul { display: grid; gap: 10px; }
.stage-card li { display: flex; gap: 10px; font-size: 14px; color: var(--ink-2); }
.stage-card li::before { content: ''; width: 6px; height: 6px; border-radius: 50%; background: var(--brand-soft); flex: none; margin-top: 9px; }
.stage-card.is-hot { background: linear-gradient(140deg, #241a63, #4a1fd0); color: #fff; border-color: transparent; }
.stage-card.is-hot .st { color: #f9a8d4; }
.stage-card.is-hot .yr { color: rgba(255,255,255,.6); }
.stage-card.is-hot li { color: rgba(255,255,255,.82); }
.stage-card.is-hot li::before { background: #f9a8d4; }

/* ---------- CTA ---------- */
.cta-band { position: relative; overflow: hidden; background: linear-gradient(120deg, #1a1440, #4a1fd0 55%, #9333ea); color: #fff; padding: 74px 0; text-align: center; }
.cta-band::after {
  content: ''; position: absolute; inset: 0;
  background: radial-gradient(600px 300px at 20% 0%, rgba(249,116,191,.34), transparent 60%),
              radial-gradient(600px 300px at 82% 100%, rgba(107,59,245,.5), transparent 60%);
}
.cta-band .container { position: relative; z-index: 1; }
.cta-band h2 { font-size: 34px; font-weight: 800; letter-spacing: -.5px; }
.cta-band p { margin-top: 12px; color: rgba(255,255,255,.74); }
.cta-band .btns { margin-top: 30px; display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }

/* ---------- 页脚 ---------- */
.footer { background: #12101f; color: rgba(255,255,255,.62); padding: 68px 0 0; font-size: 14px; }
.footer-top { display: grid; grid-template-columns: 1.4fr repeat(4, 1fr); gap: 40px; padding-bottom: 46px; }
.footer .logo-text .cn { color: #fff; }
.footer-brand p { margin-top: 18px; max-width: 280px; line-height: 1.8; }
.footer-contact { margin-top: 20px; display: grid; gap: 8px; }
.footer-contact a, .footer-contact span { display: flex; align-items: center; gap: 8px; color: rgba(255,255,255,.72); }
.footer-contact a:hover { color: #fff; }
.footer-contact svg { width: 15px; height: 15px; flex: none; opacity: .6; }
.footer h5 { color: #fff; font-size: 15px; font-weight: 700; margin-bottom: 16px; }
.footer ul { display: grid; gap: 10px; }
.footer ul a:hover { color: #fff; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.1); padding: 22px 0 30px; display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap; font-size: 13px; }
.footer-bottom .links { display: flex; gap: 20px; }
.footer-bottom .links a:hover { color: #fff; }
/* ICP 备案号：继承页脚浅色，hover 变白并加下划线，提示可点跳转工信部 */
.footer-bottom .beian { color: rgba(255,255,255,.72); }
.footer-bottom .beian:hover { color: #fff; text-decoration: underline; }

/* ---------- 内页通用 ---------- */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; }
.split-rev .split-text { order: 2; }
.prose p { color: var(--ink-2); margin-bottom: 16px; }
.prose p:last-child { margin-bottom: 0; }
.prose strong { color: var(--ink); }
.check-list { display: grid; gap: 12px; margin-top: 8px; }
.check-list li { display: flex; gap: 11px; font-size: 15px; color: var(--ink-2); }
.check-list .tick {
  width: 20px; height: 20px; border-radius: 50%; flex: none; margin-top: 4px;
  background: var(--brand-wash); color: var(--brand); display: grid; place-items: center;
}
.check-list .tick svg { width: 12px; height: 12px; }

.stats-row { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.stats-row .s { text-align: center; padding: 28px 16px; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); }
.stats-row .s .k { font-size: 32px; font-weight: 800; color: var(--brand); letter-spacing: -1px; }
.stats-row .s .k small { font-size: 16px; }
.stats-row .s .v { font-size: 13px; color: var(--ink-3); margin-top: 4px; }

/* 人物卡 */
.team-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 26px; }
.person { display: grid; grid-template-columns: 128px 1fr; gap: 26px; padding: 30px; background: #fff; border: 1px solid var(--line); border-radius: var(--radius-lg); }
.avatar {
  width: 128px; height: 152px; border-radius: 14px; display: grid; place-items: center;
  background: linear-gradient(150deg, #efe9ff, #d9cbff); color: var(--brand); overflow: hidden;
}
.avatar svg { width: 62px; height: 62px; opacity: .5; }
.person h3 { font-size: 21px; font-weight: 800; }
.person .role { font-size: 13px; color: var(--brand); font-weight: 600; margin: 4px 0 14px; }
.person p { font-size: 14px; color: var(--ink-2); margin-bottom: 12px; }
.person .tags { display: flex; flex-wrap: wrap; gap: 7px; }
.person .tags span { font-size: 12px; padding: 4px 11px; border-radius: 999px; background: var(--brand-wash); color: var(--brand); }

/* 新闻列表 */
.news-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.news-card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; transition: all .3s var(--ease); }
.news-card:hover { transform: translateY(-6px); box-shadow: var(--shadow); }
.news-thumb { height: 158px; position: relative; background: linear-gradient(140deg, #241a63, #6d28d9 60%, #a855f7); }
.news-thumb::after {
  content: ''; position: absolute; inset: 0;
  background-image: linear-gradient(rgba(255,255,255,.09) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.09) 1px, transparent 1px);
  background-size: 30px 30px;
  mask-image: radial-gradient(circle at 30% 30%, #000, transparent 70%);
  -webkit-mask-image: radial-gradient(circle at 30% 30%, #000, transparent 70%);
}
.news-thumb .date { position: absolute; left: 16px; top: 16px; z-index: 1; background: rgba(0,0,0,.32); color: #fff; font-size: 12px; padding: 5px 11px; border-radius: 999px; backdrop-filter: blur(4px); }
.news-card .body { padding: 22px; }
.news-card h3 { font-size: 17px; font-weight: 700; line-height: 1.5; margin-bottom: 10px; }
.news-card p { font-size: 14px; color: var(--ink-2); display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }
.news-card .more { margin-top: 14px; font-size: 13px; font-weight: 600; color: var(--brand); }

/* 联系 */
.contact-wrap { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; }
.contact-box { display: grid; gap: 16px; }
.cbox { display: flex; gap: 16px; padding: 22px 24px; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); }
.cbox .ic { width: 44px; height: 44px; border-radius: 12px; flex: none; display: grid; place-items: center; background: var(--brand-wash); color: var(--brand); }
.cbox .ic svg { width: 22px; height: 22px; }
.cbox .t { font-size: 13px; color: var(--ink-3); }
.cbox .v { font-size: 17px; font-weight: 700; margin-top: 2px; }
.form-card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius-lg); padding: 34px; box-shadow: var(--shadow-sm); }
.field { margin-bottom: 18px; }
.field label { display: block; font-size: 13px; font-weight: 600; margin-bottom: 8px; }
.field label i { color: var(--accent); font-style: normal; }
.field input, .field select, .field textarea {
  width: 100%; padding: 12px 14px; border: 1px solid var(--line); border-radius: var(--radius-sm);
  background: #fcfbff; transition: border-color .2s, box-shadow .2s;
}
.field input:focus, .field select:focus, .field textarea:focus {
  outline: none; border-color: var(--brand); box-shadow: 0 0 0 3px rgba(107,59,245,.12); background: #fff;
}
.field textarea { min-height: 108px; resize: vertical; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-note { font-size: 12px; color: var(--ink-3); margin-top: 12px; }

/* 直连通道卡片（联系页）
   注意：本卡片刻意不含任何表单，页面不收集、不存储个人信息，
   这是官网能维持等保一级（不备案、不测评）的前提。
   若要改回在线表单，须同步做等保定级复核 —— 接后端即转二级。 */
.direct-card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius-lg); padding: 34px; box-shadow: var(--shadow-sm); }
.dch { display: flex; gap: 16px; padding: 20px 0; border-bottom: 1px dashed var(--line); }
.dch:last-of-type { border-bottom: 0; padding-bottom: 0; }
.dch .ic { width: 48px; height: 48px; border-radius: 14px; flex: none; display: grid; place-items: center; background: var(--brand-wash); color: var(--brand); }
.dch .ic svg { width: 24px; height: 24px; }
.dch .t { font-size: 13px; color: var(--ink-3); }
.dch .v { font-size: 20px; font-weight: 800; margin-top: 3px; letter-spacing: .2px; }
.dch .v a { color: var(--ink); text-decoration: none; transition: color .2s; }
.dch .v a:hover { color: var(--brand); }
.dch .hint { font-size: 12px; color: var(--ink-3); margin-top: 7px; line-height: 1.75; }
.dch-qr { display: flex; gap: 20px; align-items: center; }
.qr-slot {
  width: 132px; height: 132px; flex: none; border: 1px dashed #cfc7f0; border-radius: 14px;
  background: var(--brand-wash); color: var(--brand-soft); display: grid; place-items: center;
}
.qr-slot svg { width: 92px; height: 92px; }
.qr-note { font-size: 12px; color: var(--ink-3); margin-top: 8px; }
.dch-tip {
  margin-top: 24px; padding: 16px 18px; background: var(--brand-wash);
  border-radius: var(--radius-sm); font-size: 13px; color: var(--ink-2); line-height: 1.85;
}

/* 服务卡三列变体（删除「人才招聘」卡后，联系页「四类对接」剩三卡） */
.svc-grid.cols-3 { grid-template-columns: repeat(3, 1fr); }

/* 滚动动效 */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
.reveal.in { opacity: 1; transform: none; }

/* 回到顶部 */
.to-top {
  position: fixed; right: 26px; bottom: 26px; z-index: 90;
  width: 46px; height: 46px; border-radius: 50%; display: grid; place-items: center;
  background: linear-gradient(135deg, var(--brand-deep), var(--brand-2)); color: #fff;
  box-shadow: 0 10px 26px rgba(107,59,245,.38);
  opacity: 0; visibility: hidden; transform: translateY(10px); transition: all .3s var(--ease);
}
.to-top.show { opacity: 1; visibility: visible; transform: none; }
.to-top svg { width: 18px; height: 18px; }

/* ---------- 响应式 ---------- */
@media (max-width: 1080px) {
  .nav { display: none; }
  /* 移动端抽屉里下拉是静态展开的，悬停桥会变成透明遮挡层挡住点击，必须关掉 */
  .dropdown::before { display: none; }
  .burger { display: grid; }
  .hero .container { grid-template-columns: 1fr; gap: 46px; }
  .hero h1 { font-size: 38px; }
  .svc-grid, .svc-grid.cols-3 { grid-template-columns: repeat(2, 1fr); }
  .ind-grid { grid-template-columns: repeat(3, 1fr); }
  .ind-panel { grid-template-columns: 1fr; gap: 26px; }
  .factory, .split { grid-template-columns: 1fr; gap: 36px; }
  .media-item { grid-template-columns: 1fr; gap: 8px; }
  .media-item .md { display: flex; align-items: baseline; gap: 10px; }
  .media-item .md span { margin-top: 0; }
  .adv-grid, .news-grid { grid-template-columns: repeat(2, 1fr); }
  .stage-grid { grid-template-columns: 1fr; }
  .stats-row { grid-template-columns: repeat(2, 1fr); }
  .partner-wall { grid-template-columns: repeat(2, 1fr); }
  .team-grid { grid-template-columns: 1fr; }
  .contact-wrap { grid-template-columns: 1fr; }
  .footer-top { grid-template-columns: 1fr 1fr; gap: 32px; }
}
@media (max-width: 640px) {
  .section { padding: 60px 0; }
  .sec-title { font-size: 26px; }
  .page-hero h1, .cta-band h2 { font-size: 28px; }
  .hero { padding: 54px 0 68px; }
  .hero h1 { font-size: 30px; }
  .hero-stats { grid-template-columns: repeat(2, 1fr); gap: 18px 8px; }
  .svc-grid, .svc-grid.cols-3, .adv-grid, .news-grid, .ind-grid { grid-template-columns: 1fr; }
  .stats-row { grid-template-columns: repeat(2, 1fr); }
  .person { grid-template-columns: 1fr; }
  .avatar { width: 100%; height: 170px; }
  .topbar .container { font-size: 12px; height: 46px; flex-wrap: wrap; }
  .footer-top { grid-template-columns: 1fr; }
  .ind-panel, .form-card, .direct-card { padding: 24px; }
  .dch-qr { flex-direction: column; align-items: flex-start; gap: 14px; }
  .dch .v { font-size: 18px; }
  .qr-slot { width: 112px; height: 112px; }
  .qr-slot svg { width: 80px; height: 80px; }
  .roadmap { padding-left: 24px; }
  .roadmap::before { left: 5px; }
  .rm-item::before { left: -25px; top: 14px; width: 12px; height: 12px; }
  .rm-item.is-key::before { left: -27px; width: 16px; height: 16px; }
  .rm-card { padding: 16px 18px; }
  .rm-card h4 { font-size: 16px; }
}