/* Sirohiya Trading Desk — shared design system for V1, V2 and the gold hedge tab.
   Loaded after each page's own styles, so these rules win. */
:root{
  color-scheme:dark;
  --bg:#080c14;--bg2:#0c1220;--panel:#0f1726;--panel2:#131d2f;--raise:#18243a;
  --line:#1f2b40;--line2:#2a3a55;--text:#e8eef8;--muted:#8d9bb3;--faint:#5f6e88;
  --blue:#5aa9ff;--blue2:#2f7fe0;--green:#3ecf8e;--red:#ff6b6b;--amber:#f5b546;--gold:#d9a845;--violet:#a78bfa;
  --radius:12px;--radius-sm:8px;--gap:12px;
  --shadow:0 1px 0 #ffffff08 inset,0 8px 24px #0006;
  --font:"Inter","Segoe UI",system-ui,-apple-system,Roboto,sans-serif;
  --mono:"JetBrains Mono","SF Mono",ui-monospace,Consolas,monospace;
}
*{box-sizing:border-box}[hidden]{display:none!important}
html{scrollbar-color:var(--line2) transparent}
body{margin:0;background:radial-gradient(1200px 600px at 10% -10%,#12203a55,transparent),var(--bg);color:var(--text);
  font:14px/1.45 var(--font);-webkit-font-smoothing:antialiased;font-variant-numeric:tabular-nums}
main{max-width:1680px;margin:0 auto;padding:0 18px 28px}
a{color:var(--blue);text-decoration:none}a:hover{text-decoration:underline}
h1{font-size:19px;font-weight:700;letter-spacing:-.01em;margin:0}
h2{font-size:14px;font-weight:650;margin:0 0 10px;letter-spacing:.01em;display:flex;align-items:center;gap:8px;flex-wrap:wrap}
h3{font-size:13px;font-weight:650;color:#c9d5e8;margin:14px 0 8px}
.sub,.muted{color:var(--muted)}
.hint{color:var(--muted);font-size:12.5px;line-height:1.5;max-width:none}

/* ---------- app bar ---------- */
.appbar{position:sticky;top:0;z-index:50;display:flex;align-items:center;gap:16px;flex-wrap:wrap;
  margin:0 -18px 14px;padding:10px 18px;background:#080c14e6;backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.brand{display:flex;align-items:center;gap:10px;min-width:0}
.logo{width:30px;height:30px;border-radius:9px;display:grid;place-items:center;font-size:15px;
  background:linear-gradient(135deg,var(--gold),#8a6420);color:#1a1205;font-weight:800}
.brand-name{font-weight:700;font-size:14px;line-height:1.1}
.brand-sub{font-size:11px;color:var(--muted)}
.appnav{display:flex;gap:4px;padding:3px;background:var(--bg2);border:1px solid var(--line);border-radius:10px}
.appnav a{padding:6px 12px;border-radius:7px;color:var(--muted);font-weight:600;font-size:13px}
.appnav a:hover{color:var(--text);text-decoration:none;background:var(--panel2)}
.appnav a[aria-current=page]{background:var(--raise);color:var(--text);box-shadow:0 0 0 1px var(--line2) inset}
.appbar .actions{margin-left:auto;display:flex;align-items:center;gap:8px;flex-wrap:wrap}
#renew-status{font-size:12px;color:var(--muted);max-width:260px}

/* ---------- page head & tabs ---------- */
.pagehead{display:flex;align-items:center;gap:14px;flex-wrap:wrap;margin:2px 0 12px}
.pagehead .sub{font-size:12px}
.tabs{display:flex;gap:4px;margin:0;padding:3px;background:var(--bg2);border:1px solid var(--line);border-radius:10px;flex-wrap:wrap}
.tabs button,.tabs .tabpick{background:transparent;color:var(--muted);padding:6px 12px;font-size:13px;border-radius:7px;font-weight:600}
.tabs button[aria-pressed=true]{background:var(--raise);color:var(--text);box-shadow:0 0 0 1px var(--line2) inset}

/* ---------- controls ---------- */
button{border:0;border-radius:var(--radius-sm);padding:8px 13px;background:var(--blue2);color:#fff;font:600 13px var(--font);cursor:pointer;
  transition:background .15s,transform .05s}
button:hover{background:#3a8cf0}button:active{transform:translateY(1px)}
button:disabled{opacity:.45;cursor:not-allowed}
button.ghost,.actions form button{background:transparent;color:var(--muted);box-shadow:0 0 0 1px var(--line2) inset}
button.ghost:hover,.actions form button:hover{color:var(--text);background:var(--panel2)}
button.danger{background:#5c1d24;color:#ffc9c9}button.gold{background:var(--gold);color:#1a1205}
input,select,textarea{display:block;width:100%;max-width:none;padding:8px 10px;border:1px solid var(--line2);border-radius:var(--radius-sm);
  background:var(--bg2);color:var(--text);font:14px var(--font)}
input:focus,select:focus,textarea:focus{outline:2px solid #5aa9ff55;border-color:var(--blue)}
label{display:block;color:var(--muted);font-size:12px;margin:8px 0 4px}
:focus-visible{outline:2px solid var(--blue);outline-offset:2px}

/* ---------- surfaces ---------- */
.panel,.card{background:linear-gradient(180deg,var(--panel2),var(--panel));border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}
.panel{padding:14px 16px;margin:0 0 var(--gap);overflow:hidden}
.card{padding:10px 12px;min-width:0}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(158px,1fr));gap:8px;margin:0 0 var(--gap)}
.label{color:var(--muted);font-size:11.5px;text-transform:none;letter-spacing:.01em;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.value{font-size:18px;font-weight:700;margin-top:3px;letter-spacing:-.01em;overflow-wrap:anywhere}
.badge{display:inline-flex;align-items:center;gap:6px;border:1px solid #2c6b4e;background:#0f2a1f;border-radius:99px;padding:4px 10px;
  color:var(--green);font-weight:700;font-size:11.5px;letter-spacing:.02em;white-space:nowrap}
.badge::before{content:"";width:6px;height:6px;border-radius:50%;background:currentColor;box-shadow:0 0 8px currentColor}
.ok{color:var(--green)}.bad{color:var(--red)}.warn{color:var(--amber)}
.intrinsic{color:#ff8f8f}.extrinsic{color:var(--green)}
.foot{font-size:11.5px;color:var(--faint);line-height:1.5;margin:10px 2px}

/* ---------- two-column workspace ---------- */
.workspace{display:grid;grid-template-columns:minmax(0,1fr) 370px;gap:var(--gap);align-items:start}
.workspace>.col{min-width:0}
@media(max-width:1180px){.workspace{grid-template-columns:1fr}}

/* collapsible panels */
details.panel>summary{cursor:pointer;list-style:none;font-weight:650;font-size:14px;display:flex;align-items:center;gap:8px}
details.panel>summary::before{content:"▸";color:var(--muted);transition:transform .15s}
details.panel[open]>summary::before{transform:rotate(90deg)}
details.panel>summary::-webkit-details-marker{display:none}
details.panel[open]>summary{margin-bottom:10px}
.analysis-method{border:1px solid var(--line);border-radius:var(--radius-sm);padding:8px 10px;margin:6px 0;background:var(--bg2)}
.analysis-method summary{cursor:pointer;font-weight:600;font-size:13px}
.analysis-method p{color:var(--muted);font-size:12.5px;line-height:1.6;margin:8px 0 2px}

/* ---------- tables ---------- */
.scroll{overflow:auto;max-height:440px;border:1px solid var(--line);border-radius:var(--radius-sm);background:var(--bg2)}
table{width:100%;border-collapse:separate;border-spacing:0;min-width:640px;font-size:12.5px}
th,td{text-align:left;padding:6px 9px;border-bottom:1px solid #1a2538;white-space:nowrap}
th{position:sticky;top:0;z-index:1;background:#101a2b;color:var(--muted);font-weight:600;font-size:11px;letter-spacing:.02em;text-transform:uppercase}
tbody tr:hover td{background:#16223699}
td.num,th.num{text-align:right}
.empty{padding:18px;color:var(--muted);text-align:center}
.trade-table{max-height:520px}.trade-table td{padding:7px 9px;font-size:12.5px}
.event-table{min-width:880px}.event-table td{white-space:normal}
.event-leg{background:var(--bg);border-color:var(--line)}
pre{margin:0;padding:10px;white-space:pre-wrap;overflow-wrap:anywhere;color:#c9d6ea;font:11.5px/1.5 var(--mono)}

/* forms */
.form-grid,.history-form{display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:4px 12px;align-items:end}
.form-grid label,.history-form label{margin:6px 0 0}
.form-grid input[type=checkbox]{width:auto;display:inline-block;margin-right:6px}
.help summary{border-color:var(--line2);color:var(--blue)}
.help span{background:var(--raise);border-color:var(--line2);box-shadow:var(--shadow)}
.progress-wrap progress{accent-color:var(--blue)}
#ex-tooltip{background:var(--raise);border-color:var(--line2)}
#paper-extrinsic{grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:8px}#paper-extrinsic .value{font-size:17px}

/* ---------- gold desk ---------- */
.kpis{display:grid;grid-template-columns:repeat(auto-fit,minmax(128px,1fr));gap:8px;margin-bottom:var(--gap)}
.kpi{padding:10px 12px;border-radius:var(--radius);border:1px solid var(--line);background:linear-gradient(180deg,var(--panel2),var(--panel))}
.kpi .label{font-size:11px}.kpi .value{font-size:18px}
.kpi .delta{font-size:11.5px;color:var(--muted);margin-top:2px}
.kpi.accent{border-color:#5b4620;background:linear-gradient(180deg,#221a0c,#15110a)}
.kpi.accent .value{color:#f3cf7f}
.chip{display:inline-flex;align-items:center;gap:5px;padding:2px 8px;border-radius:99px;font-size:11px;font-weight:650;
  border:1px solid var(--line2);color:var(--muted);background:var(--bg2);white-space:nowrap}
.chip.ok{color:var(--green);border-color:#25563f;background:#0d2219}
.chip.bad{color:var(--red);border-color:#5c2a2e;background:#25111a}
.chip.warn{color:var(--amber);border-color:#5c4620;background:#241b0c}
.chip.info{color:var(--blue);border-color:#22456e;background:#0d1a2c}
.split{display:grid;grid-template-columns:1fr 1fr;gap:var(--gap)}
@media(max-width:900px){.split{grid-template-columns:1fr}}
.toolbar{display:flex;align-items:center;gap:8px;flex-wrap:wrap;margin-bottom:10px}
.toolbar .spacer{flex:1}
.statusline{display:flex;gap:6px;flex-wrap:wrap;align-items:center;font-size:12px;color:var(--muted)}
.bar{height:6px;border-radius:99px;background:var(--bg2);overflow:hidden;border:1px solid var(--line)}
.bar>i{display:block;height:100%;background:linear-gradient(90deg,var(--gold),#f3cf7f)}
.liq-best td{background:#1d2a14 !important}
.liq-bad td{color:var(--faint)}
.spark{width:100%;height:120px;display:block}
.notice{padding:10px 12px;border-radius:var(--radius-sm);border:1px solid #5c4620;background:#241b0c;color:#f3d79b;font-size:12.5px;margin-bottom:var(--gap)}
.notice.err{border-color:#5c2a2e;background:#25111a;color:#ffc9c9}
.inline-form{display:grid;grid-template-columns:repeat(auto-fill,minmax(130px,1fr));gap:8px;align-items:end}
.inline-form label{margin:0 0 4px}

/* ---------- login ---------- */
.login-wrap{min-height:100vh;display:grid;place-items:center;padding:20px}
.login{width:min(100%,400px);padding:26px;border-radius:16px;border:1px solid var(--line);background:linear-gradient(180deg,var(--panel2),var(--panel));box-shadow:var(--shadow)}
.login h1{font-size:20px;margin:12px 0 4px}.login button{width:100%;margin-top:16px;padding:11px}
.login .error{color:var(--red);font-size:13px;margin-top:12px}

@media(max-width:760px){
  main{padding:0 10px 20px}.appbar{margin:0 -10px 10px;padding:8px 10px;gap:8px}
  .brand-sub,#renew-status{display:none}.appbar .actions{margin-left:0}
  .value{font-size:16px}.grid,.kpis{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (prefers-reduced-motion:reduce){*{transition:none!important}}

/* page-specific fixes */
section.panel>details>summary{font-size:14px!important;font-weight:650!important}
#paper-extrinsic .card{padding-right:40px}
.ex-info{width:20px;height:20px;font-size:12px;right:10px;top:10px}
.cell-sub{display:block;font-size:11px;color:var(--faint)}
#shared-health p{margin:5px 0;font-size:13px}
.panel>p{font-size:13px}

/* data-source picker (backtests) */
.source-pick{margin:0 0 10px;padding:12px 14px;border:1px solid var(--line2);border-radius:var(--radius-sm);background:var(--bg2)}
.source-pick label{margin:0 0 6px}.source-pick select{max-width:640px}.source-pick .hint{margin-top:6px}
#bt-coverage,#coverage{color:#c9d6ea}
.stack-form{display:grid;grid-template-columns:1fr 1fr;gap:6px 10px;align-items:end}
.stack-form>*{grid-column:1/-1}.stack-form>.half{grid-column:auto}.stack-form label{margin:0}
.stack-form details{border-top:1px solid var(--line);padding-top:4px}
.stack-form .adv{display:grid;grid-template-columns:1fr 1fr;gap:6px 10px;align-items:end;padding-bottom:8px}
.stack-form .hint{margin:0}
.kpis.four{grid-template-columns:repeat(4,minmax(0,1fr))}
@media(max-width:760px){.kpis.four{grid-template-columns:repeat(2,minmax(0,1fr))}}
.progress-stack{display:flex;flex-direction:column;gap:6px;margin-top:10px}.progress-stack progress{width:100%;height:10px}