:root {
  --bg: #0a0e17;
  --bg2: #0d1322;
  --panel: #131a2c;
  --panel2: #182036;
  --border: #232d47;
  --text: #e8edf7;
  --muted: #8b98b8;
  --accent: #4da3ff;
  --green: #3fb950;
  --red: #f85149;
  --yellow: #ffd23f;
  --radius: 12px;
}
* { box-sizing: border-box; }
body {
  margin: 0; background: var(--bg); color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Inter, sans-serif;
  font-size: 14px;
}
/* --------------------------------- topbar -------------------------------- */
.topbar {
  display: flex; justify-content: space-between; align-items: center;
  padding: 12px 20px; background: var(--bg2);
  border-bottom: 1px solid var(--border);
  position: sticky; top: 0; z-index: 50;
}
.brand { display: flex; align-items: center; gap: 10px; }
.logo { font-weight: 800; font-size: 17px; letter-spacing: .3px; }
.logo::first-letter { color: var(--accent); }
.badge {
  font-size: 11px; font-weight: 700; padding: 3px 10px; border-radius: 20px;
  letter-spacing: .6px;
}
.badge.paper { background: rgba(77,163,255,.15); color: var(--accent); border: 1px solid rgba(77,163,255,.4); }
.badge.live { background: rgba(248,81,73,.15); color: var(--red); border: 1px solid rgba(248,81,73,.4); }
.badge.ok { background: rgba(63,185,80,.12); color: var(--green); border: 1px solid rgba(63,185,80,.35); }
.badge.halted { background: rgba(248,81,73,.15); color: var(--red); border: 1px solid rgba(248,81,73,.4); }
.topbar-right { display: flex; align-items: center; gap: 14px; }
.ticker { font-weight: 700; font-size: 15px; }
.muted { color: var(--muted); }
.small { font-size: 12px; }
.btn {
  border: 1px solid var(--border); border-radius: 8px; padding: 7px 14px;
  font-weight: 700; font-size: 12px; cursor: pointer; color: var(--text);
  background: var(--panel2);
}
.btn.danger { background: rgba(248,81,73,.14); border-color: rgba(248,81,73,.5); color: #ff9d97; }
.btn.safe { background: rgba(63,185,80,.14); border-color: rgba(63,185,80,.5); color: #7ee787; }
/* ---------------------------------- tabs --------------------------------- */
.tabs {
  display: flex; gap: 4px; padding: 0 20px;
  background: var(--bg2); border-bottom: 1px solid var(--border);
  position: sticky; top: 57px; z-index: 40; overflow-x: auto;
}
.tabs button {
  background: none; border: none; color: var(--muted); cursor: pointer;
  padding: 13px 16px; font-size: 14px; font-weight: 600; white-space: nowrap;
  border-bottom: 2px solid transparent;
}
.tabs button:hover { color: var(--text); }
.tabs button.active { color: var(--text); border-bottom-color: var(--accent); }
.tabs .count {
  background: var(--panel2); border: 1px solid var(--border); border-radius: 12px;
  font-size: 11px; padding: 1px 8px; margin-left: 4px; color: var(--muted);
}
/* ---------------------------------- layout -------------------------------- */
main { padding: 20px; max-width: 1400px; margin: 0 auto; }
.tab { display: none; }
.tab.active { display: block; animation: fade .18s ease-in; }
@keyframes fade { from { opacity: .4; } to { opacity: 1; } }
.panel {
  background: var(--panel); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 18px; margin-bottom: 18px;
}
.panel h2 { margin: 0 0 14px; font-size: 15px; font-weight: 700; }
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
@media (max-width: 900px) { .grid2 { grid-template-columns: 1fr; } }
/* ---------------------------------- cards --------------------------------- */
.cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); gap: 12px; margin-bottom: 18px; }
.stat-card {
  background: var(--panel); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 14px 16px;
}
.stat-card .label { font-size: 11px; color: var(--muted); text-transform: uppercase; letter-spacing: .7px; margin-bottom: 6px; }
.stat-card .value { font-size: 22px; font-weight: 800; }
.pos { color: var(--green); } .neg { color: var(--red); }
/* ---------------------------------- bars ---------------------------------- */
.bar-row { display: flex; align-items: center; gap: 10px; margin: 9px 0; font-size: 13px; }
.bar-row .blabel { width: 110px; flex-shrink: 0; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.bar-track { flex: 1; height: 10px; background: var(--bg2); border-radius: 6px; overflow: hidden; }
.bar-fill { height: 100%; border-radius: 6px; transition: width .3s; }
.bar-row .bval { width: 90px; text-align: right; font-variant-numeric: tabular-nums; flex-shrink: 0; }
.bar-row .bsub { width: 70px; text-align: right; color: var(--muted); font-size: 12px; flex-shrink: 0; }
/* --------------------------------- tables --------------------------------- */
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 13px; }
th { text-align: left; color: var(--muted); font-weight: 600; font-size: 11px;
     text-transform: uppercase; letter-spacing: .5px; padding: 8px 10px;
     border-bottom: 1px solid var(--border); white-space: nowrap; }
td { padding: 9px 10px; border-bottom: 1px solid rgba(35,45,71,.6); vertical-align: top; }
tbody tr:hover { background: rgba(77,163,255,.04); }
td.num { text-align: right; font-variant-numeric: tabular-nums; white-space: nowrap; }
td.wrap { max-width: 320px; }
.empty { color: var(--muted); text-align: center; padding: 26px !important; }
.side-buy { color: var(--green); font-weight: 700; }
.side-sell { color: var(--red); font-weight: 700; }
.cat-badge {
  display: inline-block; font-size: 11px; font-weight: 700; padding: 2px 9px;
  border-radius: 12px; white-space: nowrap;
  background: color-mix(in srgb, var(--cat) 16%, transparent);
  color: var(--cat); border: 1px solid color-mix(in srgb, var(--cat) 45%, transparent);
}
/* -------------------------------- toolbar --------------------------------- */
.toolbar { display: flex; gap: 10px; align-items: center; margin-bottom: 14px; flex-wrap: wrap; }
.chips { display: flex; gap: 6px; flex-wrap: wrap; }
.mode-toggle { display: inline-flex; margin-left: 8px; }
.mode-toggle .chip { border-radius: 0; }
.mode-toggle .chip:first-child { border-radius: 6px 0 0 6px; }
.mode-toggle .chip:last-child { border-radius: 0 6px 6px 0; }
.mode-toggle .chip.active { background: rgba(248,81,73,.2); color: var(--red);
  border-color: rgba(248,81,73,.5); }
#modePaper.chip.active { background: rgba(77,163,255,.2); color: var(--accent);
  border-color: rgba(77,163,255,.5); }
.chip {
  border: 1px solid var(--border); background: var(--panel); color: var(--muted);
  border-radius: 16px; padding: 5px 13px; font-size: 12px; font-weight: 600; cursor: pointer;
}
.chip:hover { color: var(--text); }
.chip.active { color: var(--text); border-color: var(--accent); background: rgba(77,163,255,.12); }
.chip .dot { display: inline-block; width: 8px; height: 8px; border-radius: 50%; margin-right: 6px; }
select, input[type="search"] {
  background: var(--panel); border: 1px solid var(--border); color: var(--text);
  border-radius: 8px; padding: 7px 11px; font-size: 13px;
}
input[type="search"] { min-width: 200px; }
/* ------------------------------- market cards ------------------------------ */
.cards-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 14px; }
.mkt-card {
  background: var(--panel); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 16px; display: flex; flex-direction: column; gap: 10px;
  transition: border-color .15s;
}
.mkt-card:hover { border-color: var(--accent); }
.mkt-card .q { font-weight: 700; font-size: 14px; line-height: 1.35; }
.mkt-card .meta { display: flex; gap: 8px; align-items: center; justify-content: space-between; }
.ynbar { display: flex; height: 26px; border-radius: 7px; overflow: hidden; font-size: 12px; font-weight: 800; }
.ynbar .yes { background: rgba(63,185,80,.85); display: flex; align-items: center; justify-content: center; color: #04140a; }
.ynbar .no { background: rgba(248,81,73,.8); display: flex; align-items: center; justify-content: center; color: #1c0505; }
.mkt-card .vol { display: flex; justify-content: space-between; color: var(--muted); font-size: 12px; }
.mkt-card a.open { color: var(--accent); font-size: 12px; font-weight: 700; text-decoration: none; }
.mkt-card a.open:hover { text-decoration: underline; }
/* ---------------------------------- feed ----------------------------------- */
.feed { display: flex; flex-direction: column; gap: 8px; max-height: 340px; overflow-y: auto; }
.feed-item {
  display: flex; gap: 10px; align-items: baseline; padding: 9px 12px;
  background: var(--bg2); border: 1px solid var(--border); border-radius: 9px; font-size: 13px;
}
.feed-item .fq { flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.feed-item .fp { font-variant-numeric: tabular-nums; white-space: nowrap; }
/* -------------------------------- risk grid -------------------------------- */
.risk-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); gap: 10px; }
.risk-item { background: var(--bg2); border: 1px solid var(--border); border-radius: 9px; padding: 10px 13px; }
.risk-item .k { font-size: 11px; color: var(--muted); text-transform: uppercase; letter-spacing: .5px; margin-bottom: 4px; }
.risk-item .v { font-weight: 700; }
canvas { width: 100%; display: block; }