:root {
  --bg: #0b0f17;
  --panel: #131a26;
  --panel-2: #1a2333;
  --border: #243044;
  --text: #e6ebf3;
  --muted: #8b98ad;
  --accent: #4f8cff;
  --good: #2fcf8a;
  --bad: #ff5d6c;
  --warn: #f5a524;
}
* { box-sizing: border-box; }
html { color-scheme: dark; }
body { margin: 0; background: var(--bg); color: var(--text); font: 14px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; }
h1, h2 { margin: 0; font-weight: 600; }
h1 { font-size: 18px; }
h2 { font-size: 14px; color: var(--muted); text-transform: uppercase; letter-spacing: .05em; margin-bottom: 12px; }
.hidden { display: none !important; }
.muted { color: var(--muted); }
.good { color: var(--good); }
.bad { color: var(--bad); }

.topbar { display: flex; justify-content: space-between; align-items: center; gap: 12px; padding: 14px 20px; background: var(--panel); border-bottom: 1px solid var(--border); flex-wrap: wrap; }
.brand { display: flex; align-items: center; gap: 10px; }
.logo { color: var(--accent); font-size: 20px; }
.topbar-right { display: flex; align-items: center; gap: 10px; }
.badge { font-size: 11px; padding: 2px 8px; border-radius: 999px; font-weight: 700; letter-spacing: .06em; }
.badge.sim { background: rgba(79, 140, 255, .15); color: var(--accent); border: 1px solid rgba(79, 140, 255, .4); }
.pill { padding: 3px 10px; border-radius: 999px; font-size: 12px; background: var(--panel-2); border: 1px solid var(--border); }
.pill.on { color: var(--good); border-color: rgba(47, 207, 138, .4); }
.pill.paused { color: var(--warn); border-color: rgba(245, 165, 36, .4); }
.pill.halt { color: var(--bad); border-color: rgba(255, 93, 108, .5); }

.tabs { display: flex; gap: 4px; padding: 0 20px; background: var(--panel); border-bottom: 1px solid var(--border); overflow-x: auto; }
.tabs button { background: none; border: 0; color: var(--muted); padding: 12px 14px; cursor: pointer; font: inherit; border-bottom: 2px solid transparent; white-space: nowrap; }
.tabs button:hover { color: var(--text); }
.tabs button.active { color: var(--text); border-bottom-color: var(--accent); }

.banner { margin: 16px 20px 0; padding: 10px 14px; border-radius: 8px; background: rgba(245, 165, 36, .12); border: 1px solid rgba(245, 165, 36, .4); color: var(--warn); }
.banner.error { background: rgba(255, 93, 108, .12); border-color: rgba(255, 93, 108, .5); color: var(--bad); }

main { padding: 20px; max-width: 1280px; margin: 0 auto; }
.card { background: var(--panel); border: 1px solid var(--border); border-radius: 12px; padding: 16px; margin-bottom: 16px; min-width: 0; }
.grid { display: grid; gap: 16px; }
.grid.charts { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid.charts .wide { grid-column: 1 / -1; }
.grid.two { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid .card { margin-bottom: 0; }
.chart-box { position: relative; height: 240px; }

.kpis { display: grid; grid-template-columns: repeat(auto-fill, minmax(170px, 1fr)); gap: 12px; margin-bottom: 16px; }
.kpi { background: var(--panel); border: 1px solid var(--border); border-radius: 12px; padding: 14px 16px; }
.kpi .label { color: var(--muted); font-size: 12px; }
.kpi .value { font-size: 22px; font-weight: 650; margin-top: 4px; font-variant-numeric: tabular-nums; }
.kpi .sub { font-size: 12px; color: var(--muted); }

.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-variant-numeric: tabular-nums; }
th, td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--border); white-space: nowrap; }
th { color: var(--muted); font-weight: 500; font-size: 12px; text-transform: uppercase; letter-spacing: .04em; }
td.num, th.num { text-align: right; }
tr:last-child td { border-bottom: 0; }
.empty { color: var(--muted); padding: 12px 0; }
.tag { display: inline-block; padding: 1px 8px; border-radius: 999px; font-size: 12px; background: var(--panel-2); border: 1px solid var(--border); }
.tag.executed, .tag.take_profit { color: var(--good); }
.tag.rejected, .tag.stop_loss, .tag.stop_loss_same_candle { color: var(--bad); }
.tag.pending, .tag.ignored, .tag.filtered, .tag.expired { color: var(--muted); }

.btn { font: inherit; padding: 8px 14px; border-radius: 8px; border: 1px solid var(--border); background: var(--panel-2); color: var(--text); cursor: pointer; }
.btn:hover { border-color: var(--accent); }
.btn.primary { background: var(--accent); border-color: var(--accent); color: #fff; }
.btn.warn { color: var(--warn); border-color: rgba(245, 165, 36, .5); }
.btn.ghost { background: transparent; }
.btn:disabled { opacity: .5; cursor: not-allowed; }
.row { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }

fieldset { border: 1px solid var(--border); border-radius: 10px; margin: 0 0 14px; padding: 12px; }
legend { color: var(--muted); padding: 0 6px; font-size: 12px; text-transform: uppercase; letter-spacing: .05em; }
.fields { display: grid; grid-template-columns: repeat(auto-fill, minmax(190px, 1fr)); gap: 12px; }
.fields label, .login-card label { display: flex; flex-direction: column; gap: 4px; color: var(--muted); font-size: 12px; }
input { font: inherit; background: var(--bg); color: var(--text); border: 1px solid var(--border); border-radius: 8px; padding: 8px 10px; width: 100%; }
input:focus { outline: 2px solid var(--accent); outline-offset: 0; }
.checks { display: flex; flex-wrap: wrap; gap: 10px; }
.checks label { display: flex; align-items: center; gap: 6px; background: var(--bg); border: 1px solid var(--border); border-radius: 8px; padding: 6px 10px; cursor: pointer; }
.checks input { width: auto; }
.error, .error-list { color: var(--bad); }
.error-list { margin: 10px 0 0; padding-left: 18px; }

.dl { display: grid; grid-template-columns: auto 1fr; gap: 6px 14px; margin: 0; }
.dl dt { color: var(--muted); }
.dl dd { margin: 0; text-align: right; overflow-wrap: anywhere; }
.foot { text-align: center; color: var(--muted); font-size: 12px; padding: 20px; }

.login-body { display: grid; place-items: center; min-height: 100vh; padding: 16px; }
.login-card { width: 100%; max-width: 380px; background: var(--panel); border: 1px solid var(--border); border-radius: 14px; padding: 28px; }
.login-card form { display: flex; flex-direction: column; gap: 14px; margin-top: 18px; }

@media (max-width: 800px) {
  main { padding: 12px; }
  .tabs, .topbar { padding-left: 12px; padding-right: 12px; }
  .grid.charts, .grid.two { grid-template-columns: 1fr; }
  .banner { margin: 12px 12px 0; }
}