/* 资料总览页 —— 与客服页同一套视觉语言 */
:root{
  --bg:#f4f6fb;
  --card:#ffffff;
  --ink:#16223a;
  --ink2:#54617c;
  --muted:#8a97ae;
  --line:#e4e9f4;
  --brand:#2563eb;
  --brand2:#4f46e5;
  --brand-soft:#eef3ff;
  --ok:#16a34a;
  --shadow:0 10px 30px rgba(28,52,105,.08);
  --radius:16px;
}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent;}
body{
  margin:0;color:var(--ink);
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  background:
    radial-gradient(1000px 500px at 8% -8%,#dfe9ff 0%,transparent 60%),
    radial-gradient(800px 420px at 100% 0%,#e9e7ff 0%,transparent 55%),
    var(--bg);
  font-size:15px;line-height:1.7;
  -webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none;}
.wrap{max-width:1080px;margin:0 auto;padding:0 20px 56px;}

/* ---------- 顶栏 ---------- */
.nav{
  display:flex;align-items:center;gap:14px;
  padding:14px 0 12px;position:sticky;top:0;z-index:20;
  background:linear-gradient(180deg,rgba(244,246,251,.96),rgba(244,246,251,.86));
  backdrop-filter:saturate(180%) blur(12px);
  border-bottom:1px solid transparent;
}
.nav.stuck{border-bottom-color:var(--line);}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:15.5px;white-space:nowrap;}
.logo{width:34px;height:34px;border-radius:10px;color:#fff;display:grid;place-items:center;
  background:linear-gradient(135deg,var(--brand),var(--brand2));box-shadow:0 6px 14px rgba(37,99,235,.26);}
.logo svg{width:19px;height:19px;}
.links{display:flex;gap:6px;margin-left:auto;}
.links a{font-size:13.5px;padding:6px 13px;border-radius:999px;color:var(--ink2);border:1px solid transparent;}
.links a:hover{background:#fff;border-color:var(--line);}
.links a.on{background:var(--brand);color:#fff;box-shadow:0 5px 14px rgba(37,99,235,.25);}
.stamp{font-size:12px;color:var(--muted);white-space:nowrap;padding-left:6px;border-left:1px solid var(--line);}

/* ---------- Hero ---------- */
.hero{
  margin-top:14px;padding:34px 34px 30px;border-radius:22px;color:#fff;position:relative;overflow:hidden;
  background:linear-gradient(135deg,#1e3a8a 0%,#2563eb 46%,#4f46e5 100%);
  box-shadow:0 18px 40px rgba(37,99,235,.26);
}
.hero::after{
  content:"";position:absolute;inset:auto -80px -140px auto;width:360px;height:360px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,255,255,.22),transparent 65%);
}
.hero-head{position:relative;z-index:1;max-width:640px;}
.eyebrow{font-size:11.5px;letter-spacing:1.6px;text-transform:uppercase;opacity:.72;font-weight:600;}
.hero h1{margin:8px 0 10px;font-size:32px;line-height:1.25;letter-spacing:-.4px;font-weight:800;}
.hero p{margin:0;font-size:14px;line-height:1.85;color:rgba(255,255,255,.86);}
.kpis{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-top:26px;position:relative;z-index:1;}
.kpi{
  background:rgba(255,255,255,.13);border:1px solid rgba(255,255,255,.2);
  border-radius:14px;padding:13px 15px;backdrop-filter:blur(6px);
}
.kpi b{display:block;font-size:25px;line-height:1.15;font-weight:800;letter-spacing:-.5px;}
.kpi span{font-size:12px;color:rgba(255,255,255,.78);}

/* ---------- 段落标题 ---------- */
.sec-head{display:flex;align-items:baseline;gap:12px;flex-wrap:wrap;margin:38px 0 14px;}
.sec-head h2{margin:0;font-size:20px;font-weight:800;letter-spacing:-.2px;}
.sec-head p{margin:0;font-size:12.5px;color:var(--muted);}

/* ---------- 板块卡片 ---------- */
.cats{display:grid;grid-template-columns:repeat(auto-fill,minmax(310px,1fr));gap:16px;}
.cat{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  padding:18px 18px 14px;box-shadow:var(--shadow);display:flex;flex-direction:column;
  transition:.18s;position:relative;
}
.cat:hover{transform:translateY(-2px);box-shadow:0 16px 34px rgba(28,52,105,.13);border-color:#cfdaf3;}
.cat-top{display:flex;gap:12px;align-items:flex-start;}
.idx{
  flex:0 0 auto;width:34px;height:34px;border-radius:10px;display:grid;place-items:center;
  background:var(--brand-soft);color:var(--brand);font-size:12.5px;font-weight:800;letter-spacing:-.3px;
}
.cat h3{margin:0;font-size:16px;font-weight:750;letter-spacing:-.2px;}
.cat .path{font-size:11.5px;color:var(--muted);font-family:ui-monospace,SFMono-Regular,Menlo,monospace;
  overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:250px;}
.cat .desc{margin:12px 0 0;font-size:13px;color:var(--ink2);line-height:1.75;flex:1 0 auto;}
.nums{display:flex;gap:14px;align-items:baseline;margin-top:14px;}
.nums b{font-size:19px;font-weight:800;letter-spacing:-.4px;}
.nums span{font-size:11.5px;color:var(--muted);}
.meter{height:5px;border-radius:99px;background:#eef1f8;overflow:hidden;margin-top:9px;}
.meter i{display:block;height:100%;border-radius:99px;background:linear-gradient(90deg,var(--brand),var(--brand2));}
.subs{display:flex;flex-wrap:wrap;gap:6px;margin-top:12px;}
.subs span{font-size:11.5px;color:var(--ink2);background:#f5f7fd;border:1px solid #eaf0fb;
  border-radius:7px;padding:3px 8px;max-width:100%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.subs span b{color:var(--brand);font-weight:700;}
.acts{display:flex;gap:8px;margin-top:14px;padding-top:12px;border-top:1px dashed var(--line);}
.acts a{
  flex:1;text-align:center;font-size:12.8px;font-weight:600;padding:8px 10px;border-radius:9px;
  background:var(--brand);color:#fff;transition:.16s;
}
.acts a:hover{filter:brightness(1.06);}
.acts a.ghost{background:#f4f6fc;color:var(--ink2);border:1px solid var(--line);}
.acts a.ghost:hover{background:#eef2fd;color:var(--brand);}

/* ---------- 双栏 ---------- */
.cols{display:grid;grid-template-columns:1.15fr .85fr;gap:16px;margin-top:16px;}
.panel{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  padding:20px 22px;box-shadow:var(--shadow);margin-top:16px;}
.cols .panel{margin-top:0;}
.panel h3{margin:0 0 16px;font-size:15px;font-weight:750;}
.panel h3 small{margin-left:8px;font-size:11.5px;color:var(--muted);font-weight:400;}

/* 横向条形 */
.bars{display:flex;flex-direction:column;gap:11px;}
.bar-row{display:grid;grid-template-columns:74px 1fr 66px;gap:10px;align-items:center;font-size:12.5px;}
.bar-row .nm{color:var(--ink2);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.bar-row .track{height:9px;background:#f1f4fb;border-radius:99px;overflow:hidden;}
.bar-row .fill{height:100%;border-radius:99px;background:linear-gradient(90deg,#3b82f6,#6366f1);}
.bar-row .vl{text-align:right;color:var(--muted);font-variant-numeric:tabular-nums;font-size:11.8px;}
.bar-row .vl b{color:var(--ink);font-weight:700;}

/* 年份柱状 */
.years{display:flex;align-items:flex-end;gap:8px;height:150px;padding-top:8px;}
.yr{flex:1;display:flex;flex-direction:column;justify-content:flex-end;align-items:center;gap:6px;height:100%;}
.yr .v{font-size:11px;color:var(--muted);font-variant-numeric:tabular-nums;}
.yr .col{width:100%;max-width:38px;border-radius:6px 6px 3px 3px;
  background:linear-gradient(180deg,#6366f1,#3b82f6);min-height:3px;transition:.3s;}
.yr .lb{font-size:11.5px;color:var(--ink2);}
.note{margin:12px 0 0;font-size:11.5px;color:var(--muted);}

/* ---------- 专题 ---------- */
.topics{display:flex;flex-wrap:wrap;gap:9px;}
.topic{
  display:inline-flex;align-items:center;gap:8px;padding:7px 13px;border-radius:999px;
  background:#f6f8fd;border:1px solid #e8eefb;font-size:13px;color:var(--ink2);transition:.16s;
}
.topic:hover{background:var(--brand-soft);border-color:#cfdcfb;color:var(--brand);}
.topic b{font-size:12px;font-weight:700;color:var(--brand);background:#fff;border-radius:99px;
  padding:1px 7px;border:1px solid #dfe8fb;font-variant-numeric:tabular-nums;}

/* ---------- 最新 ---------- */
.latest{display:flex;flex-direction:column;gap:2px;}
.row{display:flex;align-items:center;gap:11px;padding:9px 8px;border-radius:10px;transition:.15s;}
.row:hover{background:#f6f9ff;}
.row .ex{flex:0 0 auto;font-size:10px;font-weight:700;color:#fff;background:#64748b;border-radius:6px;
  padding:3px 5px;text-transform:uppercase;min-width:34px;text-align:center;letter-spacing:.3px;}
.row .ex[data-e="pdf"]{background:#dc2626;}
.row .ex[data-e="mp4"]{background:#7c3aed;}
.row .ex[data-e="pptx"],.row .ex[data-e="ppt"]{background:#ea580c;}
.row .ex[data-e="doc"],.row .ex[data-e="docx"]{background:#2563eb;}
.row .ex[data-e="zip"],.row .ex[data-e="rar"],.row .ex[data-e="7z"]{background:#0d9488;}
.row .ex[data-e="jpg"],.row .ex[data-e="png"]{background:#db2777;}
.row .main{min-width:0;flex:1;}
.row .tt{display:block;font-size:13px;font-weight:600;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.row .mt{display:block;font-size:11.5px;color:var(--muted);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.row .go{font-size:12px;color:var(--brand);opacity:0;transition:.15s;white-space:nowrap;}
.row:hover .go{opacity:1;}

/* ---------- 怎么用 ---------- */
.how{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:22px;}
.step{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  padding:18px 20px;box-shadow:var(--shadow);}
.step b{display:inline-grid;place-items:center;width:26px;height:26px;border-radius:8px;
  background:linear-gradient(135deg,var(--brand),var(--brand2));color:#fff;font-size:13px;}
.step h4{margin:10px 0 6px;font-size:14px;font-weight:750;}
.step p{margin:0;font-size:12.8px;color:var(--ink2);line-height:1.75;}

.foot{text-align:center;margin-top:34px;color:var(--muted);font-size:12px;line-height:1.9;}
.foot p{margin:2px 0;}
.foot .dim{font-size:11.5px;opacity:.85;}

/* ---------- 响应式 ---------- */
@media (max-width:900px){
  .cols{grid-template-columns:1fr;}
  .how{grid-template-columns:1fr;}
}
@media (max-width:640px){
  body{font-size:14.5px;}
  .wrap{padding:0 13px 40px;}
  .nav{gap:8px;padding:10px 0 9px;flex-wrap:wrap;}
  .brand{font-size:14.5px;}
  .logo{width:30px;height:30px;border-radius:9px;}
  .links a{font-size:12.5px;padding:5px 10px;}
  .stamp{display:none;}
  .hero{padding:24px 20px 22px;border-radius:18px;}
  .hero h1{font-size:24px;}
  .hero p{font-size:13px;line-height:1.8;}
  .kpis{grid-template-columns:repeat(2,1fr);gap:9px;margin-top:18px;}
  .kpi{padding:11px 13px;}
  .kpi b{font-size:21px;}
  .cats{grid-template-columns:1fr;gap:12px;}
  .sec-head{margin:28px 0 12px;}
  .sec-head h2{font-size:18px;}
  .panel{padding:16px 15px;}
  .bar-row{grid-template-columns:62px 1fr 60px;gap:8px;font-size:12px;}
  .cat .path{max-width:180px;}
  .row .go{display:none;}
  .row .mt{font-size:11px;}
}

/* 深色模式 */
@media (prefers-color-scheme:dark){
  :root{
    --bg:#0d1422;--card:#141c2c;--ink:#e8eefb;--ink2:#a9b6cf;--muted:#7d8aa5;
    --line:#243044;--brand-soft:#1b2a48;--shadow:0 10px 26px rgba(0,0,0,.34);
  }
  body{background:radial-gradient(900px 460px at 8% -8%,#16233c 0%,transparent 60%),
    radial-gradient(700px 380px at 100% 0%,#1e1b3c 0%,transparent 55%),var(--bg);}
  .nav{background:linear-gradient(180deg,rgba(13,20,34,.96),rgba(13,20,34,.86));}
  .links a:hover{background:#1a2437;}
  .subs span{background:#1a2437;border-color:#26334a;}
  .meter,.bar-row .track{background:#1e293d;}
  .bars .bar-row .fill{background:linear-gradient(90deg,#3b82f6,#818cf8);}
  .topic{background:#18223a;border-color:#26334a;}
  .topic b{background:#0f1729;border-color:#2b3a55;}
  .topic:hover{background:#1b2a48;color:#93b4ff;}
  .row:hover{background:#18223a;}
  .acts a.ghost{background:#1a2437;border-color:#26334a;color:var(--ink2);}
  .acts a.ghost:hover{background:#1b2a48;color:#93b4ff;}
  .yr .col{background:linear-gradient(180deg,#818cf8,#3b82f6);}
}