/* bitcoinliquidationheatmap.com — cool-white "thermal X-ray" theme, sidebar dashboard */
:root{
  --bg:#f2f4f7; --card:#ffffff; --card2:#f8f9fb;
  --ink:#1a1d21; --ink2:#5c6470; --mut:#5f6874;
  --acc:#b01030; --acc-soft:#fdeef1;
  --long:#d03b3b; --long-bg:#fbe9e9;
  --short:#2a78d6; --short-bg:#e8f1fc;
  --line:#e4e7ec; --line2:#eef0f4;
  --r:12px;
  --sans:system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);font:14px/1.55 var(--sans)}
a{color:var(--acc);text-decoration:none}
a:hover{text-decoration:underline}
img{max-width:100%}
h1,h2,h3{line-height:1.25;margin:0 0 6px}
h1{font-size:26px;letter-spacing:-.02em}
h2{font-size:18px}
h3{font-size:15px}
p{margin:0}
.num{font-variant-numeric:tabular-nums}

/* ---------- shell: sidebar + main ---------- */
.shell{display:grid;grid-template-columns:230px minmax(0,1fr);min-height:100vh}
.side{position:sticky;top:0;height:100vh;display:flex;flex-direction:column;gap:14px;
  background:var(--card);border-right:1px solid var(--line);padding:18px 14px;z-index:40}
[dir="rtl"] .side{border-right:0;border-left:1px solid var(--line)}
.brand{display:flex;align-items:center;gap:10px;color:var(--ink);padding:2px 6px}
.brand:hover{text-decoration:none}
.brand-ico{flex:0 0 auto;border-radius:8px}
.brand-tx{font-size:13px;line-height:1.2;color:var(--ink2)}
.brand-tx b{display:block;font-size:15px;color:var(--ink);letter-spacing:-.01em}
.nav{display:flex;flex-direction:column;gap:2px;margin-top:6px}
.nv{display:flex;align-items:center;gap:10px;padding:9px 10px;border-radius:9px;color:var(--ink2);font-weight:500;position:relative}
.nv:hover{background:var(--card2);color:var(--ink);text-decoration:none}
.nv.on{background:var(--acc-soft);color:var(--acc)}
.nv svg{flex:0 0 auto}
.livedot{width:7px;height:7px;border-radius:50%;background:var(--acc);margin-left:auto;animation:pulse 1.6s infinite}
[dir="rtl"] .livedot{margin-left:0;margin-right:auto}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.35}}
.side-foot{margin-top:auto}

/* language switcher */
.lsw{position:relative}
.lsw summary{display:flex;align-items:center;gap:8px;cursor:pointer;list-style:none;
  padding:8px 10px;border:1px solid var(--line);border-radius:9px;color:var(--ink2);font-size:13px}
.lsw summary::-webkit-details-marker{display:none}
.lsw[open] summary{border-color:var(--acc);color:var(--acc)}
.lsw-menu{position:absolute;bottom:44px;left:0;width:210px;max-height:46vh;overflow:auto;
  background:var(--card);border:1px solid var(--line);border-radius:10px;box-shadow:0 12px 32px rgba(16,24,40,.14);
  display:grid;grid-template-columns:1fr 1fr;padding:6px;gap:1px;z-index:60}
[dir="rtl"] .lsw-menu{left:auto;right:0}
.lsw-a{padding:6px 8px;border-radius:6px;color:var(--ink2);font-size:12.5px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.lsw-a:hover{background:var(--card2);text-decoration:none;color:var(--ink)}
.lsw-a.on{color:var(--acc);font-weight:600;background:var(--acc-soft)}

/* ---------- topbar ---------- */
.main{min-width:0;display:flex;flex-direction:column}
.topbar{position:sticky;top:0;z-index:30;display:flex;align-items:center;gap:12px;
  background:rgba(255,255,255,.92);backdrop-filter:blur(6px);border-bottom:1px solid var(--line);
  padding:10px 20px;min-height:52px}
.menu-btn{display:none;background:none;border:0;color:var(--ink);padding:4px;cursor:pointer}
.top-brand{display:none;align-items:center;gap:8px;color:var(--ink);font-weight:600;font-size:14px}
.top-brand:hover{text-decoration:none}
.top-kpis{display:flex;gap:22px;overflow-x:auto;white-space:nowrap;scrollbar-width:none;font-size:12.5px;color:var(--ink2)}
.top-kpis::-webkit-scrollbar{display:none}
.tk b{color:var(--ink);font-weight:600;margin-left:6px}
[dir="rtl"] .tk b{margin-left:0;margin-right:6px}
.tk .up{color:#1a7f37}.tk .dn{color:var(--long)}

/* ---------- content ---------- */
.wrap{width:100%;max-width:1240px;margin:0 auto;padding:22px 20px 40px;display:flex;flex-direction:column;gap:18px}
.hero{padding:4px 2px 0}
.hero h1{margin-bottom:6px}
.hero .sub{color:var(--ink2);max-width:860px;font-size:14.5px}
.crumb{font-size:12.5px;color:var(--mut);margin-bottom:8px}
.crumb a{color:var(--mut)}
.stamp{display:flex;align-items:center;gap:8px;color:var(--mut);font-size:12.5px;margin-top:8px}
.stamp .dot{width:7px;height:7px;border-radius:50%;background:#1a7f37;animation:pulse 1.6s infinite}

/* cards */
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:16px 18px}
.card>.hd{display:flex;flex-wrap:wrap;align-items:baseline;gap:8px 14px;margin-bottom:4px}
.card>.hd .sub{color:var(--ink2);font-size:13px;flex-basis:100%}
.hd .right{margin-left:auto;display:flex;align-items:center;gap:10px}
[dir="rtl"] .hd .right{margin-left:0;margin-right:auto}

/* KPI row */
.kpis{display:grid;grid-template-columns:repeat(5,1fr);gap:12px}
.kpi{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:13px 15px;min-width:0}
.kpi .lbl{font-size:12.5px;color:var(--ink2);margin-bottom:4px}
.kpi .val{font-size:22px;font-weight:650;letter-spacing:-.01em;line-height:1.15}
.kpi .sub{font-size:12.5px;color:var(--mut);margin-top:3px}
.kpi .val.long{color:var(--long)}
.kpi .val.short{color:var(--short)}
.kpi .mix{display:flex;height:5px;border-radius:3px;overflow:hidden;margin-top:8px;background:var(--line2)}
.kpi .mix i{display:block;height:100%}
.kpi .mix .l{background:var(--long)}
.kpi .mix .s{background:var(--short)}

/* ---------- heatmap module ---------- */
.hm-card{padding:16px 18px 12px}
.hm-ctl{display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.seg{display:inline-flex;border:1px solid var(--line);border-radius:8px;overflow:hidden}
.seg button{background:var(--card);border:0;padding:6px 12px;font:600 12.5px var(--sans);color:var(--ink2);cursor:pointer}
.seg button+button{border-left:1px solid var(--line)}
[dir="rtl"] .seg button+button{border-left:0;border-right:1px solid var(--line)}
.seg button.on{background:var(--acc);color:#fff}
.coin-pick{display:flex;gap:6px;flex-wrap:wrap}
.chip{border:1px solid var(--line);background:var(--card);border-radius:999px;padding:5px 12px;
  font:600 12.5px var(--sans);color:var(--ink2);cursor:pointer}
.chip:hover{border-color:var(--acc);color:var(--acc);text-decoration:none}
.chip.on{background:var(--acc);border-color:var(--acc);color:#fff}
.hm-grid{display:grid;grid-template-columns:minmax(0,1fr) 148px;gap:10px;margin-top:10px}
.hm-main{position:relative;min-width:0}
.hm-main canvas,.hm-prof canvas{display:block;width:100%;border:1px solid var(--line2);border-radius:8px;background:var(--card)}
.hm-prof{position:relative}
.hm-prof .cap{font-size:11.5px;color:var(--mut);text-align:center;margin-bottom:4px}
.hm-tip{position:absolute;pointer-events:none;background:#1a1d21;color:#fff;border-radius:8px;
  padding:8px 10px;font-size:12px;line-height:1.45;box-shadow:0 8px 24px rgba(16,24,40,.25);
  opacity:0;transition:opacity .08s;z-index:20;max-width:240px;white-space:nowrap}
.hm-tip b{font-weight:650}
.hm-tip .tl{color:#f5a49e}.hm-tip .ts{color:#9ec5f4}
.hm-foot{display:flex;flex-wrap:wrap;align-items:center;gap:10px 18px;margin-top:10px;font-size:12.5px;color:var(--ink2)}
.hm-scale{display:flex;align-items:center;gap:8px}
.hm-scale .bar{width:130px;height:9px;border-radius:5px;
  background:linear-gradient(90deg,#fde5e3,#f5a49e,#e4615e,#c02b2f,#8a1220,#570a13)}
.hm-leg{display:flex;align-items:center;gap:6px}
.hm-leg .ln{width:22px;height:0;border-top:2px solid var(--ink)}
.hm-empty{padding:34px 10px;text-align:center;color:var(--mut)}

/* clusters */
.clusters{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:8px}
.cluster{border:1px solid var(--line);border-radius:10px;padding:12px 14px;background:var(--card2);min-width:0}
.cluster .rank{display:inline-flex;align-items:center;justify-content:center;width:22px;height:22px;
  border-radius:6px;background:var(--acc);color:#fff;font:700 12px var(--sans);margin-bottom:6px}
.cluster .band{font-size:16.5px;font-weight:650;letter-spacing:-.01em}
.cluster .pos{font-size:12.5px;color:var(--ink2);margin:2px 0 8px}
.cluster .amt{font-size:14px;font-weight:600}
.cluster .amt small{color:var(--mut);font-weight:500}
.cluster .mix{display:flex;height:6px;border-radius:3px;overflow:hidden;background:var(--line2);margin-top:8px}
.cluster .mix i{display:block;height:100%}
.cluster .mix .l{background:var(--long)}
.cluster .mix .s{background:var(--short)}
.cluster .mixlbl{display:flex;justify-content:space-between;font-size:11.5px;color:var(--mut);margin-top:4px}

/* two-col: long/short + live */
.duo{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:18px;align-items:start}.duo>.card{min-width:0}
.lsrows{display:flex;flex-direction:column;gap:12px;margin-top:8px}
.lsrow .t{display:flex;justify-content:space-between;font-size:12.5px;color:var(--ink2);margin-bottom:4px}
.lsrow .t b{color:var(--ink)}
.lsbar{display:flex;height:22px;border-radius:6px;overflow:hidden;background:var(--line2)}
.lsbar span{display:block;height:100%;min-width:2px}
.lsbar .l{background:var(--long)}
.lsbar .s{background:var(--short)}
.lsnum{display:flex;justify-content:space-between;font-size:12px;margin-top:3px}
.lsnum .l{color:var(--long);font-weight:600}
.lsnum .s{color:var(--short);font-weight:600}

/* tables */
.tbl-wrap{overflow-x:auto;margin:6px -18px 0;padding:0 18px}
table{width:100%;border-collapse:collapse;font-size:13.5px}
th{font-size:12px;color:var(--mut);font-weight:600;text-align:right;padding:8px 10px;border-bottom:1px solid var(--line);white-space:nowrap}
th:first-child,td:first-child{text-align:left}
[dir="rtl"] th{text-align:left}
[dir="rtl"] th:first-child,[dir="rtl"] td:first-child{text-align:right}
td{padding:9px 10px;border-bottom:1px solid var(--line2);text-align:right;white-space:nowrap;font-variant-numeric:tabular-nums}
[dir="rtl"] td{text-align:left}
tr:last-child td{border-bottom:0}
tbody tr:hover{background:var(--card2)}
.cell-coin{display:flex;align-items:center;gap:9px;font-weight:600;color:var(--ink);min-width:0;max-width:200px}
.cell-coin:hover{text-decoration:none;color:var(--acc)}
.coin-ava{width:26px;height:26px;border-radius:50%;background:var(--acc-soft);color:var(--acc);
  display:inline-flex;align-items:center;justify-content:center;font:700 10.5px var(--sans);flex:0 0 auto}
.cell-coin .sym{line-height:1.2;flex:1;min-width:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.cell-coin .sym small{display:block;color:var(--mut);font-weight:500;font-size:11.5px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.nm{display:inline-block;max-width:180px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;vertical-align:bottom}
.cell-coin .nm{flex:1;min-width:0;max-width:none;display:block}
.exname .nm{max-width:160px}
.sidepill{display:inline-block;padding:2px 9px;border-radius:999px;font-size:11.5px;font-weight:700}
.sidepill.long{background:var(--long-bg);color:#a02525}
.sidepill.short{background:var(--short-bg);color:#1b5da8}
.exname{font-weight:600;text-transform:capitalize}
.minibar{display:flex;height:5px;width:120px;border-radius:3px;overflow:hidden;background:var(--line2);margin-top:4px;margin-left:auto}
[dir="rtl"] .minibar{margin-left:0;margin-right:auto}
.minibar i{display:block;height:100%}
.minibar .l{background:var(--long)}
.minibar .s{background:var(--short)}
.sharebar{display:flex;height:6px;width:110px;border-radius:3px;overflow:hidden;background:var(--line2);margin-left:auto}
[dir="rtl"] .sharebar{margin-left:0;margin-right:auto}
.sharebar i{display:block;height:100%;background:var(--acc)}
.muted{color:var(--mut)}
.pos-val{color:#1a7f37}.neg-val{color:var(--long)}

/* search */
.searchbox{display:flex;align-items:center;gap:8px;border:1px solid var(--line);border-radius:9px;
  padding:7px 12px;background:var(--card);max-width:280px;flex:1}
.searchbox input{border:0;outline:0;background:none;font:13.5px var(--sans);color:var(--ink);width:100%}
.searchbox svg{color:var(--mut);flex:0 0 auto}

/* live feed */
.live-ctl{display:flex;gap:8px;align-items:center}
.live-ctl select{border:1px solid var(--line);border-radius:8px;background:var(--card);
  font:600 12.5px var(--sans);color:var(--ink2);padding:6px 8px}
.badge-live{display:inline-flex;align-items:center;gap:6px;background:var(--acc-soft);color:var(--acc);
  font:700 11px var(--sans);letter-spacing:.06em;border-radius:999px;padding:3px 10px}
.badge-live i{width:6px;height:6px;border-radius:50%;background:var(--acc);animation:pulse 1.4s infinite}
.feed{max-height:430px;overflow-y:auto;margin-top:8px}
tr.flash td{animation:rowin .9s ease-out}
@keyframes rowin{0%{background:var(--acc-soft)}100%{background:transparent}}

/* size profile bars */
.sizes{display:flex;flex-direction:column;gap:10px;margin-top:8px}
.sz .t{display:flex;justify-content:space-between;font-size:12.5px;color:var(--ink2);margin-bottom:3px}
.sz .t b{color:var(--ink)}

/* FAQ */
.faq{display:grid;grid-template-columns:1fr 1fr;gap:14px 22px;margin-top:8px}
.faq h3{margin-bottom:4px;font-size:14.5px}
.faq p{color:var(--ink2);font-size:13.5px}

/* footer */
.foot{padding:20px;border-top:1px solid var(--line);color:var(--mut);font-size:12.5px;text-align:center;margin-top:auto}
.foot p{max-width:880px;margin:0 auto 6px}
.foot a{color:var(--ink2)}

/* pager */
.pager{display:flex;justify-content:center;gap:8px;margin-top:14px}
.pager button{border:1px solid var(--line);background:var(--card);border-radius:8px;padding:7px 14px;
  font:600 13px var(--sans);color:var(--ink2);cursor:pointer}
.pager button:disabled{opacity:.4;cursor:default}

/* skeleton */
.skel td{color:transparent}
.skel .sk{display:inline-block;background:var(--line2);border-radius:4px;height:12px;width:70%;animation:pulse 1.4s infinite}

/* ---------- responsive ---------- */
@media (max-width:1080px){
  .kpis{grid-template-columns:repeat(3,1fr)}
  .duo{grid-template-columns:minmax(0,1fr)}
  .clusters{grid-template-columns:1fr 1fr}
  .faq{grid-template-columns:1fr}
}
@media (max-width:840px){
  .shell{grid-template-columns:1fr}
  .side{position:fixed;inset:0 auto 0 0;width:250px;transform:translateX(-105%);transition:transform .2s ease;box-shadow:0 0 40px rgba(16,24,40,.18)}
  [dir="rtl"] .side{inset:0 0 0 auto;transform:translateX(105%)}
  body.nav-open .side{transform:none}
  .menu-btn{display:block}
  .top-brand{display:flex;flex:0 0 auto}.top-brand span{white-space:nowrap}
  .scrim{position:fixed;inset:0;background:rgba(16,24,40,.4);z-index:35;opacity:0;pointer-events:none;transition:opacity .2s}
  body.nav-open .scrim{opacity:1;pointer-events:auto}
  .hm-grid{grid-template-columns:1fr}
  .hm-prof{display:none}
  .kpis{grid-template-columns:1fr 1fr}
  .kpis .kpi:nth-child(5){grid-column:1/-1}
  .clusters{grid-template-columns:1fr}
  h1{font-size:22px}
  .wrap{padding:16px 12px 30px}
  .card{padding:13px 14px}
  .tbl-wrap{margin:6px -14px 0;padding:0 14px}
}
@media (max-width:720px){
  .cell-coin{max-width:120px;gap:7px}
  .nm{max-width:110px}
  .exname .nm{max-width:96px}
}
@media (max-width:400px){.kpis{grid-template-columns:1fr}}

/* namefix 2026-08-30b: 币种选择 chip 长名截断 */
.coin-pick .chip{max-width:140px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}