/* Dense dark trading dashboard. Hand-written: classless frameworks default to
   airy spacing that fights a data grid, and a Play-CDN build step is unavailable. */

:root {
  --bg: #0e0e10;
  --panel: #16161a;
  --panel2: #1c1c22;
  --line: #26262e;
  --fg: #d1d4dc;
  --dim: #8a8f9c;
  --pos: #26a69a;
  --neg: #ef5350;
  --warn: #f5c542;
  --accent: #2962ff;
  --mono: ui-monospace, "SF Mono", "JetBrains Mono", Menlo, Consolas, monospace;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font: 13px/1.45 system-ui, -apple-system, "Segoe UI", sans-serif;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ---------- layout ---------- */
header.top {
  display: flex; align-items: center; gap: 18px;
  padding: 0 16px; height: 46px;
  background: var(--panel); border-bottom: 1px solid var(--line);
  position: sticky; top: 0; z-index: 20;
}
header.top .brand { font-weight: 700; letter-spacing: .5px; }
header.top nav { display: flex; gap: 4px; margin-left: 8px; }
header.top nav a {
  padding: 5px 11px; border-radius: 5px; color: var(--dim); font-weight: 500;
}
header.top nav a:hover { background: var(--panel2); color: var(--fg); text-decoration: none; }
header.top nav a.on { background: var(--panel2); color: var(--fg); }
header.top .spacer { flex: 1; }

main { padding: 16px; max-width: 1680px; margin: 0 auto; }

.grid { display: grid; gap: 12px; }
.grid.c4 { grid-template-columns: repeat(4, 1fr); }
.grid.c3 { grid-template-columns: repeat(3, 1fr); }
.grid.c2 { grid-template-columns: repeat(2, 1fr); }
@media (max-width: 1100px) { .grid.c4, .grid.c3, .grid.c2 { grid-template-columns: 1fr 1fr; } }
@media (max-width: 700px)  { .grid.c4, .grid.c3, .grid.c2 { grid-template-columns: 1fr; } }

.panel {
  background: var(--panel); border: 1px solid var(--line);
  border-radius: 7px; padding: 12px 14px;
}
.panel h2 {
  margin: 0 0 10px; font-size: 11px; font-weight: 700;
  letter-spacing: .09em; text-transform: uppercase; color: var(--dim);
}

/* ---------- stats ---------- */
.stat .v { font: 600 22px/1.2 var(--mono); }
.stat .s { color: var(--dim); font-size: 11px; margin-top: 3px; }
.pos { color: var(--pos); } .neg { color: var(--neg); } .warn { color: var(--warn); }
.dim { color: var(--dim); }

.badge {
  display: inline-block; padding: 3px 10px; border-radius: 4px;
  font: 700 11px/1.5 var(--mono); letter-spacing: .08em; text-transform: uppercase;
}
.badge.green { background: rgba(38,166,154,.16); color: var(--pos); }
.badge.amber { background: rgba(245,197,66,.16); color: var(--warn); }
.badge.red   { background: rgba(239,83,80,.16);  color: var(--neg); }
.badge.grey  { background: var(--panel2); color: var(--dim); }

/* ---------- tables ---------- */
table { width: 100%; border-collapse: collapse; font-size: 12.5px; }
thead th {
  position: sticky; top: 46px; background: var(--panel2); z-index: 5;
  text-align: right; padding: 7px 9px; font-size: 10.5px; font-weight: 700;
  letter-spacing: .06em; text-transform: uppercase; color: var(--dim);
  border-bottom: 1px solid var(--line); white-space: nowrap;
}
thead th:first-child, tbody td:first-child { text-align: left; }
thead th a { color: inherit; }
tbody td {
  padding: 6px 9px; text-align: right; border-bottom: 1px solid var(--panel2);
  font-variant-numeric: tabular-nums; white-space: nowrap;
}
tbody tr:hover { background: #1a1a20; }
td.sym { font-weight: 700; font-family: var(--mono); }
td.num, th.num { font-family: var(--mono); }
tr.aplus td { background: rgba(38,166,154,.06); }
tr.detail td { background: var(--panel2); text-align: left; padding: 10px 14px; }

/* ---------- checks ---------- */
.checks { display: flex; flex-wrap: wrap; gap: 5px; }
.chk {
  font: 600 10.5px/1.6 var(--mono); padding: 2px 7px; border-radius: 3px;
}
.chk.p { background: rgba(38,166,154,.13); color: var(--pos); }
.chk.f { background: rgba(239,83,80,.13);  color: var(--neg); }
.chk.b { background: rgba(138,143,156,.13); color: var(--dim); }

/* ---------- controls ---------- */
button, .btn {
  background: var(--accent); color: #fff; border: 0; border-radius: 5px;
  padding: 5px 12px; font: 600 12px system-ui; cursor: pointer;
}
button:hover { filter: brightness(1.12); }
button.ghost { background: var(--panel2); color: var(--fg); border: 1px solid var(--line); }
button.danger { background: rgba(239,83,80,.9); }
button:disabled { opacity: .4; cursor: not-allowed; }

input, select, textarea {
  background: var(--panel2); color: var(--fg); border: 1px solid var(--line);
  border-radius: 5px; padding: 5px 8px; font: 12px var(--mono);
}
input:focus, select:focus, textarea:focus { outline: 1px solid var(--accent); }
label { font-size: 12px; color: var(--dim); display: block; margin-bottom: 3px; }
.field { margin-bottom: 10px; }
.row { display: flex; gap: 10px; align-items: flex-end; flex-wrap: wrap; }

/* ---------- toast ---------- */
#toast { position: fixed; right: 16px; bottom: 16px; z-index: 60; }
.toast {
  background: var(--panel); border: 1px solid var(--line); border-left: 3px solid var(--pos);
  border-radius: 6px; padding: 10px 14px; margin-top: 8px; font-size: 12.5px;
  box-shadow: 0 8px 26px rgba(0,0,0,.5); max-width: 460px;
}
.toast.blocked { border-left-color: var(--neg); }

/* ---------- charts ---------- */
.chart { width: 100%; height: 320px; }
.chart.tall { height: 440px; }
.chart.mini { height: 190px; }

ul.blocks { list-style: none; margin: 0; padding: 0; font-size: 12px; }
ul.blocks li { padding: 5px 0; border-bottom: 1px solid var(--panel2); }
ul.blocks .k { color: var(--neg); font-family: var(--mono); font-weight: 700; }

.checklist { list-style: none; margin: 0; padding: 0; }
.checklist li { padding: 4px 0; display: flex; gap: 9px; align-items: flex-start; }
.checklist input { margin-top: 2px; }
.muted { color: var(--dim); font-size: 12px; }
.empty { color: var(--dim); padding: 22px; text-align: center; font-style: italic; }
code { background: var(--panel2); padding: 1px 5px; border-radius: 3px; font-size: 11.5px; }