:root {
  --bg0: #080B18;
  --bg1: #0D1024;
  --bg2: #11182B;
  --bg3: #151A30;
  --border: #2D3150;
  --text: #E4E9F4;
  --muted: #98A4BD;
  --accent: #8867D8;
  --accent2: #A795E5;
  --gold: #C7A56A;
  --buy: #23BF91;
  --sell: #EF637B;
  --font: "Vazirmatn", "IBM Plex Sans", system-ui, sans-serif;
  --mono: "IBM Plex Sans", ui-monospace, monospace;
}
* { box-sizing: border-box; }
html, body {
  margin: 0; padding: 0; min-height: 100%;
  background: radial-gradient(1200px 600px at 10% -10%, #17112C55, transparent),
              linear-gradient(180deg, var(--bg0), var(--bg1));
  color: var(--text);
  font-family: var(--font);
}
button, input { font-family: inherit; }
.hidden { display: none !important; }
.muted { color: var(--muted); }
.tiny { font-size: 11px; }
.err { color: var(--sell); margin-top: 8px; min-height: 1.2em; }

.login-gate {
  min-height: 100vh; display: grid; place-items: center; padding: 24px;
}
.login-card {
  width: min(380px, 100%);
  background: color-mix(in srgb, var(--bg2) 92%, transparent);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 28px;
  backdrop-filter: blur(10px);
  display: grid; gap: 12px;
}
.login-card .brand { font-weight: 700; letter-spacing: .08em; color: var(--accent2); }
.login-card label { display: grid; gap: 6px; font-size: 13px; color: var(--muted); }
.login-card input {
  background: var(--bg0); border: 1px solid var(--border); color: var(--text);
  border-radius: 8px; padding: 10px 12px;
}
.login-card button {
  margin-top: 6px; background: var(--accent); color: white; border: 0;
  border-radius: 8px; padding: 11px; font-weight: 600; cursor: pointer;
}

.app { min-height: 100vh; display: flex; flex-direction: column; gap: 8px; padding: 8px 10px 20px; }
.topbar {
  position: sticky; top: 0; z-index: 40;
  display: flex; flex-wrap: wrap; gap: 8px; align-items: center;
  background: color-mix(in srgb, var(--bg2) 88%, transparent);
  border: 1px solid var(--border); border-radius: 12px;
  padding: 8px 10px; backdrop-filter: blur(12px);
}
.brand-inline { font-weight: 700; color: var(--accent2); letter-spacing: .06em; margin-inline-end: 6px; }
.search-wrap { position: relative; }
#symbol-q {
  width: 150px; background: var(--bg0); border: 1px solid var(--border);
  color: var(--text); border-radius: 8px; padding: 7px 10px;
}
.suggest {
  position: absolute; inset-inline-start: 0; top: 110%; z-index: 50;
  width: 260px; max-height: 240px; overflow: auto;
  background: var(--bg3); border: 1px solid var(--border); border-radius: 8px;
}
.suggest div { padding: 8px 10px; cursor: pointer; font-size: 13px; }
.suggest div:hover { background: #1c2340; }
.seg { display: flex; flex-wrap: wrap; gap: 4px; }
.seg button, .ghost {
  background: transparent; color: var(--muted); border: 1px solid var(--border);
  border-radius: 7px; padding: 6px 9px; cursor: pointer; font-size: 12px;
}
.seg button.on { color: var(--text); border-color: var(--accent); background: #8867d822; }
.ghost:hover { border-color: var(--gold); color: var(--gold); }
.health { display: flex; gap: 6px; flex-wrap: wrap; margin-inline-start: auto; }
.pill {
  font-size: 11px; border-radius: 999px; padding: 3px 8px;
  border: 1px solid var(--border); color: var(--muted);
}
.pill.ok { color: var(--buy); border-color: #23bf9166; }
.pill.bad { color: var(--sell); border-color: #ef637b66; }

.marketbar {
  display: flex; flex-wrap: wrap; gap: 16px; align-items: baseline;
  padding: 4px 8px; font-variant-numeric: tabular-nums;
}
.price { font-size: 28px; font-weight: 700; font-family: var(--mono); direction: ltr; }
.chg.up { color: var(--buy); } .chg.down { color: var(--sell); }
.tag { font-size: 11px; color: var(--accent2); border: 1px solid var(--border); border-radius: 6px; padding: 2px 6px; }

.main-grid {
  display: grid; grid-template-columns: minmax(0, 1fr) 320px; gap: 8px;
}
.chart-col, .side-col, .bottom-grid { display: flex; flex-direction: column; gap: 8px; }
.panel {
  background: var(--bg2); border: 1px solid var(--border); border-radius: 12px; padding: 8px;
}
.panel-h {
  display: flex; justify-content: space-between; align-items: center;
  font-size: 12px; color: var(--muted); margin-bottom: 6px; gap: 8px;
}
.chart-row { display: grid; grid-template-columns: minmax(0, 1fr) 210px; gap: 6px; min-height: 680px; }
.chart { height: 680px; direction: ltr; }
.ladder-wrap { display: flex; flex-direction: column; gap: 6px; min-height: 0; }
.liq-summary { font-size: 11px; color: var(--muted); line-height: 1.5; direction: ltr; text-align: left; }
.ladder {
  flex: 1; overflow: auto; font-family: var(--mono); font-size: 11px;
  direction: ltr; text-align: left; border: 1px solid var(--border); border-radius: 8px;
}
.ladder table { width: 100%; border-collapse: collapse; }
.ladder td { padding: 2px 4px; }
.ladder .bid { color: var(--buy); text-align: right; }
.ladder .ask { color: var(--sell); text-align: left; }
.ladder .px { color: var(--text); text-align: center; font-weight: 600; }
.ladder tr.mid { background: #8867d818; }

.ind-row { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 8px; }
.mini-chart { height: 140px; direction: ltr; }
.footprint {
  height: 220px; overflow: auto; direction: ltr; text-align: left;
  font-family: var(--mono); font-size: 11px; white-space: pre;
}

.flow-gauge {
  display: grid; grid-template-columns: 110px 1fr; gap: 10px; align-items: center;
  margin-bottom: 8px;
}
.donut {
  width: 100px; height: 100px; border-radius: 50%;
  background: conic-gradient(var(--buy) 0 var(--p, 50%), var(--sell) var(--p, 50%) 100%);
  mask: radial-gradient(circle 34px, transparent 98%, #000 100%);
  -webkit-mask: radial-gradient(circle 34px, transparent 98%, #000 100%);
}
.flow-windows { display: grid; grid-template-columns: 1fr 1fr; gap: 6px; margin-bottom: 8px; }
.fw {
  background: var(--bg0); border: 1px solid var(--border); border-radius: 8px; padding: 6px 8px;
  font-size: 11px; direction: ltr; text-align: left;
}
.trades { max-height: 420px; overflow: auto; font-family: var(--mono); font-size: 11px; direction: ltr; text-align: left; }
.trades .row { display: grid; grid-template-columns: 64px 72px 1fr 40px; gap: 4px; padding: 3px 0; border-bottom: 1px solid #1a2038; }
.trades .buy { color: var(--buy); } .trades .sell { color: var(--sell); }

.bottom-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 8px; margin-top: 4px; }
.feed { max-height: 260px; overflow: auto; font-size: 12px; display: grid; gap: 8px; }
.feed .item { border: 1px solid var(--border); border-radius: 8px; padding: 8px; background: var(--bg0); }
.feed a { color: var(--accent2); text-decoration: none; }

@media (max-width: 1100px) {
  .main-grid { grid-template-columns: 1fr; }
  .chart-row { grid-template-columns: 1fr; min-height: 0; }
  .chart { height: 420px; }
  .ind-row { grid-template-columns: 1fr 1fr; }
  .bottom-grid { grid-template-columns: 1fr; }
}
@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; animation: none !important; }
}