/* ---------------------------------------------------------------- tokens --- */
:root{
  --ink:#0F1B2D; --ink-2:#1D2C42; --body:#33445C; --muted:#6B7C93;
  --line:#E2E8F0; --line-2:#EDF2F7; --bg:#F6F8FB; --card:#FFFFFF;
  --brand:#0E6B7A; --brand-2:#12A0A8; --brand-soft:#E6F5F6;
  --accent:#C2410C; --accent-soft:#FFF1E8;
  --ok:#166534; --ok-soft:#E7F6EC;
  --radius:14px; --radius-sm:9px;
  --shadow:0 1px 2px rgba(15,27,45,.05), 0 8px 24px -12px rgba(15,27,45,.16);
  --shadow-lg:0 2px 4px rgba(15,27,45,.05), 0 18px 44px -18px rgba(15,27,45,.28);
  --font:"PingFang SC","Hiragino Sans GB","Noto Sans CJK SC","Source Han Sans SC",
         "Microsoft YaHei","WenQuanYi Micro Hei",-apple-system,BlinkMacSystemFont,
         "Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  --mono:"SFMono-Regular",Menlo,Consolas,"Liberation Mono","Courier New",monospace;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;font-family:var(--font);background:var(--bg);color:var(--body);
  font-size:15px;line-height:1.75;-webkit-font-smoothing:antialiased;
}
a{color:var(--brand);text-decoration:none}
a:hover{color:var(--brand-2)}
h1,h2,h3,h4{color:var(--ink);line-height:1.35;margin:0 0 .6em;font-weight:650}
h1{font-size:1.85rem;letter-spacing:-.01em}
h2{font-size:1.28rem}
h3{font-size:1.05rem}
img{max-width:100%;height:auto}
.wrap{max-width:1220px;margin:0 auto;padding:0 22px}
.hidden{display:none !important}

/* ------------------------------------------------------------------ nav --- */
.nav{
  position:sticky;top:0;z-index:50;background:rgba(255,255,255,.88);
  backdrop-filter:saturate(180%) blur(12px);border-bottom:1px solid var(--line);
}
.nav-in{display:flex;align-items:center;gap:18px;height:62px}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;color:var(--ink);
  font-size:1.05rem;letter-spacing:-.01em;white-space:nowrap}
.brand svg{flex:none}
.brand small{display:block;font-size:.68rem;font-weight:500;color:var(--muted);
  letter-spacing:.06em;text-transform:uppercase;line-height:1}
.nav-links{display:flex;gap:4px;margin-left:auto;align-items:center}
.nav-links a{padding:7px 13px;border-radius:8px;color:var(--body);font-size:.92rem;
  font-weight:500;white-space:nowrap}
.nav-links a:hover{background:var(--line-2);color:var(--ink)}
.nav-links a.on{background:var(--brand-soft);color:var(--brand);font-weight:600}
.nav-toggle{display:none;margin-left:auto;background:none;border:1px solid var(--line);
  border-radius:8px;padding:7px 10px;cursor:pointer;color:var(--ink)}

/* ---------------------------------------------------------------- badges --- */
.tag{display:inline-flex;align-items:center;gap:5px;padding:3px 10px;border-radius:999px;
  font-size:.78rem;font-weight:600;background:var(--brand-soft);color:var(--brand);
  border:1px solid rgba(14,107,122,.16);line-height:1.5}
.tag.grey{background:var(--line-2);color:var(--muted);border-color:var(--line)}
.tag.warm{background:var(--accent-soft);color:var(--accent);border-color:rgba(194,65,12,.18)}
.tag.ok{background:var(--ok-soft);color:var(--ok);border-color:rgba(22,101,52,.18)}

/* ----------------------------------------------------------------- hero --- */
.hero{background:linear-gradient(168deg,#0F1B2D 0%,#14304A 52%,#0E4E58 100%);
  color:#fff;padding:60px 0 74px;position:relative;overflow:hidden}
.hero::after{content:"";position:absolute;inset:0;opacity:.5;
  background:radial-gradient(760px 300px at 82% -8%,rgba(18,160,168,.4),transparent 62%)}
.hero .wrap{position:relative;z-index:1}
.hero h1{color:#fff;font-size:2.25rem;margin-bottom:12px;letter-spacing:-.02em}
.hero p.lede{color:#B9CCDD;font-size:1.02rem;max-width:640px;margin:0 0 28px}
.searchbar{display:flex;gap:10px;max-width:720px}
.searchbar input{flex:1;min-width:0;padding:14px 18px;border-radius:12px;border:0;
  font-size:1rem;font-family:inherit;color:var(--ink);
  box-shadow:0 10px 30px -12px rgba(0,0,0,.5)}
.searchbar input:focus{outline:3px solid rgba(18,160,168,.55);outline-offset:1px}
.searchbar button{padding:14px 26px;border-radius:12px;border:0;cursor:pointer;
  background:var(--brand-2);color:#fff;font-size:1rem;font-weight:600;font-family:inherit;
  white-space:nowrap;transition:background .15s}
.searchbar button:hover{background:#0FB6BF}
.hero-hints{margin-top:14px;color:#8FA9C0;font-size:.86rem}
.hero-hints a{color:#BFE3E6;border-bottom:1px dashed rgba(191,227,230,.45)}

/* ---------------------------------------------------------------- stats --- */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin:-38px 0 34px;
  position:relative;z-index:2}
.stat{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  padding:20px 22px;box-shadow:var(--shadow)}
.stat b{display:block;font-size:1.9rem;color:var(--ink);font-weight:700;
  letter-spacing:-.02em;line-height:1.2;font-variant-numeric:tabular-nums}
.stat span{font-size:.84rem;color:var(--muted)}

/* ---------------------------------------------------------------- cards --- */
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow)}
.section{margin:34px 0}
.section-head{display:flex;align-items:baseline;gap:12px;margin-bottom:16px;flex-wrap:wrap}
.section-head h2{margin:0}
.section-head .more{margin-left:auto;font-size:.88rem}

.chips{display:flex;flex-wrap:wrap;gap:9px}
.chip{display:inline-flex;align-items:center;gap:7px;padding:8px 14px;border-radius:999px;
  background:var(--card);border:1px solid var(--line);font-size:.88rem;color:var(--ink-2);
  font-weight:500;transition:.15s;box-shadow:0 1px 2px rgba(15,27,45,.04)}
.chip:hover{border-color:var(--brand-2);color:var(--brand);transform:translateY(-1px);
  box-shadow:var(--shadow)}
.chip i{font-style:normal;color:var(--muted);font-size:.8rem;
  font-variant-numeric:tabular-nums}

/* --------------------------------------------------------------- listing --- */
.layout{display:grid;grid-template-columns:264px 1fr;gap:26px;align-items:start;
  margin:26px 0 44px}
.side{position:sticky;top:82px}
.side .card{padding:18px 20px;margin-bottom:16px}
.side h3{font-size:.8rem;text-transform:uppercase;letter-spacing:.07em;color:var(--muted);
  margin-bottom:12px;font-weight:650}
.facet{display:block;padding:6px 0;font-size:.9rem;color:var(--body);
  border-bottom:1px solid var(--line-2);display:flex;gap:8px;align-items:baseline}
.facet:last-child{border-bottom:0}
.facet:hover{color:var(--brand)}
.facet.on{color:var(--brand);font-weight:650}
.facet i{margin-left:auto;font-style:normal;font-size:.78rem;color:var(--muted);
  font-variant-numeric:tabular-nums}
.facet-clear{display:inline-block;margin-top:10px;font-size:.83rem;color:var(--accent)}

.result{padding:20px 22px;border-bottom:1px solid var(--line-2)}
.result:last-child{border-bottom:0}
.result h3{margin:0 0 8px;font-size:1.03rem;line-height:1.5}
.result h3 a{color:var(--ink)}
.result h3 a:hover{color:var(--brand)}
.meta{display:flex;flex-wrap:wrap;gap:8px 14px;font-size:.85rem;color:var(--muted);
  margin-bottom:9px;align-items:center}
.meta .j{color:var(--ink-2);font-weight:550}
.snippet{font-size:.9rem;color:var(--body);margin:0 0 10px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.result-tags{display:flex;flex-wrap:wrap;gap:7px}

.toolbar{display:flex;align-items:center;gap:12px;padding:14px 22px;flex-wrap:wrap;
  border-bottom:1px solid var(--line);background:#FBFCFE;
  border-radius:var(--radius) var(--radius) 0 0}
.toolbar .count{font-size:.9rem;color:var(--muted)}
.toolbar .count b{color:var(--ink);font-variant-numeric:tabular-nums}
.toolbar .spacer{margin-left:auto}
select,input[type=text],input[type=password],input[type=number],textarea{
  font-family:inherit;font-size:.9rem;padding:8px 11px;border:1px solid var(--line);
  border-radius:var(--radius-sm);background:#fff;color:var(--ink);max-width:100%}
select:focus,input:focus,textarea:focus{outline:2px solid rgba(18,160,168,.4);
  outline-offset:0;border-color:var(--brand-2)}

.pager{display:flex;gap:6px;justify-content:center;padding:22px;flex-wrap:wrap}
.pager a,.pager span{padding:7px 13px;border-radius:8px;border:1px solid var(--line);
  background:#fff;font-size:.9rem;color:var(--body);font-variant-numeric:tabular-nums}
.pager a:hover{border-color:var(--brand-2);color:var(--brand)}
.pager .cur{background:var(--brand);border-color:var(--brand);color:#fff;font-weight:600}
.pager .gap{border:0;background:none;color:var(--muted)}

/* ---------------------------------------------------------------- detail --- */
.detail-head{background:#fff;border-bottom:1px solid var(--line);padding:30px 0 26px}
.detail-head h1{font-size:1.55rem;line-height:1.45;margin-bottom:12px}
.detail-meta{display:flex;flex-wrap:wrap;gap:8px 18px;font-size:.9rem;color:var(--muted);
  align-items:center}
.detail-cols{display:grid;grid-template-columns:1fr 320px;gap:26px;align-items:start;
  margin:26px 0 50px}
.field{padding:22px 24px;border-bottom:1px solid var(--line-2);position:relative}
.field:last-child{border-bottom:0}
.field-head{display:flex;align-items:center;gap:10px;margin-bottom:10px}
.field-head h3{margin:0;font-size:.82rem;letter-spacing:.08em;text-transform:uppercase;
  color:var(--brand);font-weight:700}
.field-body{font-size:.95rem;color:var(--body);white-space:pre-wrap;word-wrap:break-word}
.field-body.en{white-space:normal}
.comp-list{list-style:none;padding:0;margin:0}
.comp-list li{padding:9px 0 9px 26px;position:relative;border-bottom:1px dashed var(--line);
  font-size:.93rem}
.comp-list li:last-child{border-bottom:0}
.comp-list li::before{content:"";position:absolute;left:6px;top:18px;width:7px;height:7px;
  border-radius:50%;background:var(--brand-2)}
.aside .card{padding:18px 20px;margin-bottom:16px}
.aside h3{font-size:.8rem;text-transform:uppercase;letter-spacing:.07em;color:var(--muted)}
.kv{display:flex;gap:10px;padding:7px 0;font-size:.88rem;border-bottom:1px solid var(--line-2)}
.kv:last-child{border-bottom:0}
.kv dt{color:var(--muted);flex:none;width:74px}
.kv dd{margin:0;color:var(--ink-2);word-break:break-word;flex:1}
.diagram{padding:16px;background:#fff;border-radius:var(--radius);border:1px solid var(--line);
  text-align:center;overflow-x:auto}
.diagram img{border-radius:8px}
.diagram-empty{padding:40px 20px;text-align:center;color:var(--muted);font-size:.9rem;
  background:repeating-linear-gradient(45deg,#FAFBFD,#FAFBFD 12px,#F4F7FA 12px,#F4F7FA 24px);
  border-radius:8px}

/* --------------------------------------------------------------- buttons --- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:7px;
  padding:9px 18px;border-radius:var(--radius-sm);border:1px solid var(--line);
  background:#fff;color:var(--ink-2);font-size:.9rem;font-weight:550;cursor:pointer;
  font-family:inherit;transition:.15s;white-space:nowrap}
.btn:hover{border-color:var(--brand-2);color:var(--brand)}
.btn-primary{background:var(--brand);border-color:var(--brand);color:#fff}
.btn-primary:hover{background:var(--brand-2);border-color:var(--brand-2);color:#fff}
.btn-danger{color:#B42318;border-color:#FBD5D0}
.btn-danger:hover{background:#FEF3F2;border-color:#F97066;color:#B42318}
.btn-sm{padding:5px 11px;font-size:.82rem;border-radius:7px}
.btn-block{width:100%}
.edit-btn{opacity:0;transition:opacity .15s;margin-left:auto}
.field:hover .edit-btn,.edit-btn:focus{opacity:1}
@media(hover:none){.edit-btn{opacity:1}}

/* ----------------------------------------------------------------- forms --- */
.form-row{margin-bottom:16px}
.form-row label{display:block;font-size:.86rem;color:var(--ink-2);font-weight:600;
  margin-bottom:6px}
.form-row input,.form-row select,.form-row textarea{width:100%}
.form-row textarea{min-height:110px;line-height:1.7;resize:vertical}
.hint{font-size:.82rem;color:var(--muted);margin-top:5px}
.alert{padding:12px 16px;border-radius:var(--radius-sm);font-size:.9rem;margin-bottom:16px}
.alert-err{background:#FEF3F2;color:#B42318;border:1px solid #FBD5D0}
.alert-ok{background:var(--ok-soft);color:var(--ok);border:1px solid rgba(22,101,52,.2)}
.alert-info{background:var(--brand-soft);color:var(--brand);border:1px solid rgba(14,107,122,.2)}

/* ---------------------------------------------------------------- tables --- */
.table-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch}
table.data{width:100%;border-collapse:collapse;font-size:.9rem;min-width:640px}
table.data th{text-align:left;padding:11px 14px;background:#FBFCFE;color:var(--muted);
  font-size:.78rem;text-transform:uppercase;letter-spacing:.06em;font-weight:650;
  border-bottom:1px solid var(--line)}
table.data td{padding:13px 14px;border-bottom:1px solid var(--line-2);vertical-align:middle}
table.data tr:last-child td{border-bottom:0}
code,.mono{font-family:var(--mono);font-size:.86em;background:var(--line-2);
  padding:2px 6px;border-radius:5px;color:var(--ink-2);word-break:break-all}
pre.code{background:var(--ink);color:#D7E3EE;padding:16px 18px;border-radius:var(--radius-sm);
  overflow-x:auto;font-family:var(--mono);font-size:.83rem;line-height:1.65}
pre.code .k{color:#7FD1D8}

/* ----------------------------------------------------------------- chart --- */
.bars{display:flex;align-items:flex-end;gap:5px;height:130px;padding-top:8px}
.bars .b{flex:1;min-width:0;background:linear-gradient(180deg,var(--brand-2),var(--brand));
  border-radius:4px 4px 0 0;position:relative;transition:.15s;min-height:3px}
.bars .b:hover{filter:brightness(1.15)}
.bars .b span{position:absolute;bottom:-22px;left:0;right:0;text-align:center;
  font-size:.68rem;color:var(--muted);white-space:nowrap}
.bars-wrap{padding:20px 22px 34px}

/* ---------------------------------------------------------------- modal --- */
.modal-bg{position:fixed;inset:0;background:rgba(15,27,45,.55);z-index:100;
  display:flex;align-items:center;justify-content:center;padding:20px}
.modal{background:#fff;border-radius:var(--radius);max-width:720px;width:100%;
  max-height:88vh;display:flex;flex-direction:column;box-shadow:var(--shadow-lg)}
.modal-head{padding:18px 22px;border-bottom:1px solid var(--line);display:flex;
  align-items:center;gap:12px}
.modal-head h3{margin:0}
.modal-body{padding:20px 22px;overflow-y:auto}
.modal-foot{padding:14px 22px;border-top:1px solid var(--line);display:flex;gap:10px;
  justify-content:flex-end}
.modal textarea{width:100%;min-height:220px;font-size:.93rem;line-height:1.75}

/* ---------------------------------------------------------------- footer --- */
.foot{background:var(--ink);color:#8CA3BC;padding:34px 0;margin-top:60px;font-size:.86rem}
.foot a{color:#B9CCDD}
.foot-in{display:flex;gap:20px;flex-wrap:wrap;align-items:center}
.foot .sep{margin-left:auto}

/* ------------------------------------------------------------ responsive --- */
@media (max-width:1000px){
  .layout{grid-template-columns:1fr}
  .side{position:static}
  .detail-cols{grid-template-columns:1fr}
  .stats{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:720px){
  body{font-size:14.5px}
  .wrap{padding:0 16px}
  .nav-toggle{display:block}
  .nav-links{display:none;position:absolute;top:62px;left:0;right:0;background:#fff;
    flex-direction:column;align-items:stretch;gap:0;padding:8px;
    border-bottom:1px solid var(--line);box-shadow:var(--shadow)}
  .nav-links.open{display:flex}
  .nav-links a{padding:11px 14px;border-radius:8px}
  .hero{padding:40px 0 56px}
  .hero h1{font-size:1.6rem}
  .hero p.lede{font-size:.95rem}
  .searchbar{flex-direction:column}
  .searchbar button{width:100%}
  .stats{grid-template-columns:repeat(2,1fr);gap:11px;margin-top:-30px}
  .stat{padding:15px 16px}
  .stat b{font-size:1.45rem}
  .field{padding:18px 16px}
  .result{padding:16px}
  .toolbar{padding:12px 16px}
  h1{font-size:1.4rem}
  .kv dt{width:64px}
}
@media print{
  .nav,.foot,.edit-btn,.side,.aside{display:none}
  body{background:#fff}
}