/* Layout: one dark trading terminal. Chart is the center of gravity; a rail of panes sits beside it on desktop and becomes tabs on a phone. Single committed dark theme (trading screens are dark; no light variant). */
:root{
  --bg:#0b0e13; --panel:#111620; --panel2:#161c28; --line:#232b3a; --fg:#dbe2ee; --mute:#7f8ba0; --dim:#4e5a70;
  --accent:#e0b33a;            /* amber: selection, levels, brand */
  --bull:#2ec27e; --bear:#e85d5d; --warn:#f0a040; --info:#5aa0e6;
  --display:"Barlow Semi Condensed",system-ui,sans-serif;
  --mono:"IBM Plex Mono",ui-monospace,Menlo,monospace;
  color-scheme:dark;
}
*{box-sizing:border-box}
html,body{height:100%}
body{margin:0;background:var(--bg);color:var(--fg);font:13px/1.4 var(--mono);display:flex;flex-direction:column;
  padding-left:max(0px,env(safe-area-inset-left,0px));padding-right:max(0px,env(safe-area-inset-right,0px))}
body::before{content:"";position:fixed;inset:0 0 auto;height:env(safe-area-inset-top,0px);z-index:10;background:var(--panel)}
button,input,select{font:inherit;color:inherit}
button{cursor:pointer;background:none;border:1px solid var(--line);border-radius:4px;padding:4px 8px}
button:focus-visible,input:focus-visible,select:focus-visible{outline:2px solid var(--accent);outline-offset:1px}
.num{font-variant-numeric:tabular-nums}

/* header */
.top{position:sticky;top:env(safe-area-inset-top,0px);z-index:5;background:var(--panel);border-bottom:1px solid var(--line);
  display:flex;align-items:center;gap:10px;flex-wrap:wrap;padding:8px max(16px,env(safe-area-inset-right,0px)) 8px max(16px,env(safe-area-inset-left,0px))}
.brand{font:700 18px var(--display);letter-spacing:.04em;color:var(--accent);text-transform:uppercase;white-space:nowrap}
.brand small{display:block;font:500 10px var(--mono);letter-spacing:.14em;color:var(--mute)}
.sym{display:flex;align-items:center;gap:6px;min-width:0}
.sym input{width:90px;background:var(--bg);border:1px solid var(--line);border-radius:4px;padding:5px 8px;text-transform:uppercase;font-weight:600;letter-spacing:.06em}
.sym datalist{display:none}
.price{font:600 20px var(--display);min-width:0}
.chg{font-size:12px}
.up{color:var(--bull)} .dn{color:var(--bear)}
.ivl{display:flex;gap:2px}
.ivl button{padding:3px 7px;font-size:11px;color:var(--mute)}
.ivl button[aria-pressed="true"]{color:var(--fg);border-color:var(--accent);background:rgba(224,179,58,.1)}
.regime{display:inline-flex;align-items:center;gap:6px;border:1px solid var(--line);border-radius:999px;padding:3px 9px;font-size:11px;letter-spacing:.06em;text-transform:uppercase;color:var(--mute)}
.regime i{width:8px;height:8px;border-radius:50%;background:var(--bull)}
.regime.neg i{background:var(--bear)}
.status{margin-left:auto;font-size:11px;color:var(--mute);display:flex;align-items:center;gap:6px;white-space:nowrap}
.status b{color:var(--warn);font-weight:500}
.live{width:7px;height:7px;border-radius:50%;background:var(--bull);animation:pulse 1.6s infinite}
@keyframes pulse{50%{opacity:.3}}
@media (prefers-reduced-motion:reduce){.live{animation:none}}

/* main grid */
.main{flex:1;min-height:0;display:grid;grid-template-columns:minmax(0,1fr) 400px;grid-template-rows:minmax(0,1fr);gap:1px;background:var(--line)}
.chartwrap{background:var(--bg);display:flex;flex-direction:column;min-width:0;min-height:0}
.chartbar{display:flex;gap:10px;align-items:center;flex-wrap:wrap;padding:6px 12px;font-size:11px;color:var(--mute);border-bottom:1px solid var(--line)}
.chartbar label{display:inline-flex;align-items:center;gap:4px;cursor:pointer}
.chartbar input{accent-color:var(--accent)}
.legend{display:flex;gap:10px;flex-wrap:wrap}
.legend span{display:inline-flex;align-items:center;gap:4px}
.legend i{width:12px;height:2px;display:inline-block}
canvas{display:block;width:100%;height:100%}
.chartbox{flex:1;min-height:320px;position:relative}
.rail{background:var(--panel);display:flex;flex-direction:column;min-width:0;min-height:0}
.tabs{display:flex;border-bottom:1px solid var(--line);overflow-x:auto}
.tabs a{flex:1;text-align:center;padding:9px 6px;color:var(--mute);text-decoration:none;font:600 12px var(--display);letter-spacing:.08em;text-transform:uppercase;border-bottom:2px solid transparent;white-space:nowrap}
.tabs a[aria-current="page"]{color:var(--fg);border-bottom-color:var(--accent)}
.pane{flex:1;min-height:0;overflow:auto;display:none;flex-direction:column}
.pane.on{display:flex}
.chips{display:flex;gap:4px;flex-wrap:wrap;padding:8px 10px;border-bottom:1px solid var(--line);position:sticky;top:0;background:var(--panel);z-index:1}
.chips button{font-size:11px;color:var(--mute);padding:3px 8px;border-radius:999px}
.chips button[aria-pressed="true"]{color:var(--fg);border-color:var(--accent);background:rgba(224,179,58,.1)}
.chips select,.chips input{background:var(--bg);border:1px solid var(--line);border-radius:999px;padding:3px 8px;font-size:11px}
.chips .sp{flex:1}
table{width:100%;border-collapse:collapse;font-size:12px}
th{position:sticky;top:0;background:var(--panel2);text-align:left;font-weight:500;color:var(--mute);padding:6px 8px;font-size:10px;letter-spacing:.08em;text-transform:uppercase;cursor:pointer;user-select:none}
th.r,td.r{text-align:right}
td{padding:5px 8px;border-top:1px solid var(--line);white-space:nowrap}
tr.row{cursor:pointer}
tr.row:hover{background:var(--panel2)}
tr.row:focus-visible{outline:2px solid var(--accent);outline-offset:-2px}
.tag{display:inline-block;padding:1px 6px;border-radius:3px;font-size:10px;letter-spacing:.06em;text-transform:uppercase;border:1px solid}
.tag.C{color:var(--bull);border-color:var(--bull)} .tag.P{color:var(--bear);border-color:var(--bear)}
.tag.sweep{color:var(--accent);border-color:var(--accent)} .tag.block{color:var(--info);border-color:var(--info)} .tag.split{color:var(--mute);border-color:var(--mute)}
.empty{padding:40px 16px;text-align:center;color:var(--mute)}
.sev{width:4px;align-self:stretch;border-radius:2px;flex:none}
.alert{display:flex;gap:10px;padding:8px 10px;border-top:1px solid var(--line);cursor:pointer;text-align:left;width:100%;border-radius:0;border-left:0;border-right:0;border-bottom:0}
.alert:hover{background:var(--panel2)}
.alert .t{font-size:10px;color:var(--mute)}
.alert .h{font-weight:600}
.alert .d{color:var(--mute);font-size:11px;white-space:normal}
.alert.hl{background:rgba(224,179,58,.08)}
.sev1{background:var(--info)} .sev2{background:var(--warn)} .sev3{background:var(--bear)}
.stat{display:grid;grid-template-columns:repeat(2,1fr);gap:1px;background:var(--line);border-bottom:1px solid var(--line)}
.stat div{background:var(--panel);padding:8px 10px}
.stat b{display:block;font:600 16px var(--display)}
.stat small{color:var(--mute);font-size:10px;letter-spacing:.08em;text-transform:uppercase}
.gex{padding:10px}
.gex svg{width:100%;height:auto;display:block}
.note{padding:8px 10px;color:var(--mute);font-size:11px;border-top:1px solid var(--line);white-space:normal}
.scanform{display:grid;grid-template-columns:1fr 1fr;gap:6px;padding:10px;border-bottom:1px solid var(--line)}
.scanform select,.scanform button{background:var(--bg);border:1px solid var(--line);border-radius:4px;padding:6px 8px;font-size:12px}
.scanform button.go{grid-column:1/-1;background:var(--accent);color:#1a1300;font-weight:600;border-color:var(--accent)}
.mobiletabs{display:none}
@media (max-width:860px){
  .main{grid-template-columns:minmax(0,1fr);grid-template-rows:auto minmax(0,1fr)}
  .chartbox{min-height:260px;height:300px;flex:none}
  .chartwrap{flex:none}
  .status{margin-left:0;width:100%}
  .rail{min-height:360px}
}

.demo-banner{margin:0;padding:10px 16px;background:#34280e;color:#ffe5a0;border-bottom:1px solid #a17c2b;font:13px/1.5 system-ui}.demo-banner a{color:#fff;text-decoration:underline;white-space:nowrap}.demo-banner strong{margin-right:12px}.status{flex-wrap:wrap;white-space:normal}.live{background:#e0b33a;animation:none}.note{color:#b4c1d2}.tabs a{min-height:40px;display:flex;align-items:center}.pane td{white-space:nowrap}@media(max-width:860px){html,body{height:auto;min-height:100%}.main{display:block}.chartbox{height:300px}.rail{min-height:420px}.top{position:static}.tabs{position:sticky;top:0;z-index:3;background:var(--panel)}}

.sym{flex-wrap:wrap}#demoSymbolStatus{color:#ffdb97;font-size:11px;max-width:240px}