:root {
  --bg: #0e1320;
  --panel: #18203200;
  --panel-solid: #182032;
  --panel-2: #1f2942;
  --line: #2b3756;
  --text: #e8edf7;
  --muted: #8d9bbd;
  --gold: #e7b94e;
  --gold-dim: #b9913a;
  --green: #4fd17a;
  --red: #f06a6a;
  --blue: #5aa6ff;
}
* { box-sizing: border-box; }
body {
  margin: 0; background: radial-gradient(1200px 600px at 70% -10%, #1b2540, var(--bg));
  color: var(--text); font: 15px/1.5 "Segoe UI", system-ui, sans-serif; min-height: 100vh;
}
a { color: var(--blue); text-decoration: none; }

header.topbar {
  display: flex; align-items: center; gap: 18px; padding: 12px 22px;
  background: linear-gradient(180deg, #141c30, #101728);
  border-bottom: 2px solid var(--gold-dim); position: sticky; top: 0; z-index: 10;
}
.brand { font-weight: 800; letter-spacing: .5px; font-size: 19px; }
.brand b { color: var(--gold); }
.brand small { color: var(--muted); font-weight: 500; font-size: 12px; display: block; }
nav.links { display: flex; gap: 4px; flex-wrap: wrap; }
nav.links a {
  color: var(--muted); padding: 7px 13px; border-radius: 8px; font-weight: 600;
}
nav.links a:hover { background: var(--panel-2); color: var(--text); }
nav.links a.active { background: var(--gold); color: #1a1305; }
.spacer { flex: 1; }
#backend-pill {
  font-size: 12px; padding: 4px 10px; border-radius: 999px; border: 1px solid var(--line);
  color: var(--muted); white-space: nowrap;
}

main { max-width: 1180px; margin: 0 auto; padding: 22px; }
h1 { font-size: 22px; margin: 4px 0 2px; }
.sub { color: var(--muted); margin: 0 0 18px; }

.toolbar {
  display: flex; gap: 14px; flex-wrap: wrap; align-items: end;
  background: var(--panel-solid); border: 1px solid var(--line);
  padding: 14px 16px; border-radius: 12px; margin-bottom: 18px;
}
.field { display: flex; flex-direction: column; gap: 4px; }
.field label { font-size: 12px; color: var(--muted); text-transform: uppercase; letter-spacing: .4px; }
input, select, button {
  background: var(--panel-2); color: var(--text); border: 1px solid var(--line);
  border-radius: 8px; padding: 8px 11px; font-size: 14px;
}
button { cursor: pointer; font-weight: 600; }
button.primary { background: var(--gold); color: #1a1305; border-color: var(--gold-dim); }
button.primary:hover { background: #f3c969; }
button:disabled { opacity: .5; cursor: default; }

.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px,1fr)); gap: 14px; margin-bottom: 20px; }
.card { background: var(--panel-solid); border: 1px solid var(--line); border-radius: 12px; padding: 16px 18px; }
.card .label { color: var(--muted); font-size: 12px; text-transform: uppercase; letter-spacing: .5px; }
.card .value { font-size: 26px; font-weight: 800; margin-top: 6px; color: var(--gold); }

.panel { background: var(--panel-solid); border: 1px solid var(--line); border-radius: 12px; padding: 16px 18px; margin-bottom: 20px; }
.panel h2 { font-size: 16px; margin: 0 0 12px; }

table { width: 100%; border-collapse: collapse; font-size: 14px; }
th, td { text-align: left; padding: 9px 10px; border-bottom: 1px solid var(--line); }
th { color: var(--muted); font-size: 12px; text-transform: uppercase; letter-spacing: .4px; }
tbody tr:hover { background: #1c2640; }
td.num, th.num { text-align: right; font-variant-numeric: tabular-nums; }
.pos { color: var(--muted); width: 38px; }
.gain-pos { color: var(--green); }
.gain-neg { color: var(--red); }
.tag { font-size: 11px; padding: 2px 8px; border-radius: 999px; border: 1px solid var(--line); color: var(--muted); }
.rank { font-weight: 700; color: var(--gold); }

.status-done { color: var(--green); } .status-failed { color: var(--red); }
.status-running { color: var(--blue); } .status-pending { color: var(--muted); }

canvas { max-width: 100%; }
#mapcanvas { background: #0b1424; border: 1px solid var(--line); border-radius: 10px; }
.muted { color: var(--muted); }
.row { display: flex; gap: 14px; flex-wrap: wrap; }
.grow { flex: 1; min-width: 280px; }
.hint { font-size: 12px; color: var(--muted); margin-top: 6px; }
.toast { position: fixed; bottom: 20px; right: 20px; background: var(--panel-2); border: 1px solid var(--gold-dim); padding: 12px 16px; border-radius: 10px; opacity: 0; transition: .3s; z-index: 50; }
.toast.show { opacity: 1; }

/* ---- mobile ---- */
@media (max-width: 760px) {
  header.topbar { flex-wrap: wrap; padding: 10px 14px; gap: 10px; }
  .brand { font-size: 17px; }
  #backend-pill { order: 3; }
  nav.links { order: 4; width: 100%; overflow-x: auto; flex-wrap: nowrap; -webkit-overflow-scrolling: touch; }
  nav.links a { white-space: nowrap; padding: 6px 10px; }
  main { padding: 14px; }
  .toolbar { gap: 10px; padding: 12px; }
  .field, .field.grow { flex: 1 1 100%; }
  .toolbar button { width: 100%; }
  .panel, .card { padding: 13px 14px; }
  /* let wide tables scroll instead of squashing */
  .panel { overflow-x: auto; }
  table { min-width: 520px; }
  .card .value { font-size: 22px; }
}