/* taut-prod read-only dashboard — "Modern quant desk" theme.
   Original styles. Dark slate, card panels, sans labels + monospace numerals,
   green/red/blue accents. Self-hosted: no web fonts, no CDN. */

:root {
  --bg:       #0d1117;
  --bg-2:     #010409;
  --panel:    #161b22;
  --panel-2:  #1b212b;
  --border:   #2a3038;
  --border-2: #363d48;
  --text:     #e6edf3;
  --muted:    #8b949e;
  --faint:    #6e7681;
  --green:    #3fb950;
  --green-bg: rgba(63, 185, 80, 0.12);
  --red:      #f85149;
  --red-bg:   rgba(248, 81, 73, 0.12);
  --blue:     #58a6ff;
  --amber:    #d29922;
  --amber-bg: rgba(210, 153, 34, 0.14);
  --sans: system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, "Liberation Mono", monospace;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  font-size: 13px;
  -webkit-font-smoothing: antialiased;
}

.num, .mono { font-family: var(--mono); font-variant-numeric: tabular-nums; }
.pos { color: var(--green); }
.neg { color: var(--red); }
.zero { color: var(--muted); }
.hidden { display: none !important; }

/* ── Top bar ─────────────────────────────────────────────────────────── */
.topbar {
  display: flex; align-items: center; gap: 18px;
  height: 46px; padding: 0 16px;
  background: linear-gradient(180deg, #11161d, #0d1117);
  border-bottom: 1px solid var(--border);
  position: sticky; top: 0; z-index: 10;
}
.brand { font-weight: 650; letter-spacing: .2px; font-size: 14px; }
.brand-sub { color: var(--faint); font-weight: 400; font-size: 11px; text-transform: uppercase; letter-spacing: 1px; }
.health { display: flex; gap: 14px; flex: 1; flex-wrap: wrap; align-items: center; }
.hcomp { display: inline-flex; align-items: center; gap: 6px; font-size: 11.5px; color: var(--muted); text-transform: uppercase; letter-spacing: .5px; }
.hcomp .age { color: var(--faint); font-family: var(--mono); text-transform: none; letter-spacing: 0; }
.topbar-right { display: flex; align-items: center; gap: 14px; }
.clock { font-family: var(--mono); color: var(--muted); font-size: 12.5px; }
.conn { font-size: 11px; text-transform: uppercase; letter-spacing: .6px; padding: 2px 8px; border-radius: 10px; border: 1px solid var(--border-2); }
.conn-live { color: var(--green); border-color: rgba(63,185,80,.4); background: var(--green-bg); }
.conn-down { color: var(--red); border-color: rgba(248,81,73,.4); background: var(--red-bg); }
.conn-wait { color: var(--amber); }
.logout-form { margin: 0; }
.logout-btn { background: transparent; border: 1px solid var(--border-2); color: var(--muted); border-radius: 6px; padding: 4px 10px; cursor: pointer; font-size: 11.5px; }
.logout-btn:hover { color: var(--text); border-color: var(--faint); }

/* status dot */
.dot { width: 8px; height: 8px; border-radius: 50%; display: inline-block; background: var(--faint); box-shadow: 0 0 0 0 rgba(0,0,0,0); }
.dot.up { background: var(--green); box-shadow: 0 0 6px rgba(63,185,80,.7); }
.dot.stale { background: var(--amber); }
.dot.down { background: var(--red); }

/* kill-switch banner */
.killbanner { background: var(--red-bg); border-bottom: 1px solid rgba(248,81,73,.5); color: #ffb4ae; padding: 8px 16px; font-size: 12.5px; font-weight: 600; letter-spacing: .3px; }

/* ── Tabs ────────────────────────────────────────────────────────────── */
.tabs { display: flex; gap: 2px; padding: 0 12px; background: var(--bg-2); border-bottom: 1px solid var(--border); overflow-x: auto; }
.tab { padding: 10px 14px; font-size: 12.5px; color: var(--muted); cursor: pointer; border-bottom: 2px solid transparent; white-space: nowrap; }
.tab:hover { color: var(--text); }
.tab.active { color: var(--text); border-bottom-color: var(--blue); }
.tab .tdot { margin-right: 7px; }

/* ── Layout ──────────────────────────────────────────────────────────── */
.view { padding: 16px; max-width: 1400px; margin: 0 auto; }
.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); gap: 12px; margin-bottom: 16px; }
.card { background: var(--panel); border: 1px solid var(--border); border-radius: 10px; padding: 14px 16px; }
.card-title { font-size: 11px; text-transform: uppercase; letter-spacing: .8px; color: var(--faint); margin-bottom: 8px; }
.card-big { font-size: 26px; font-family: var(--mono); font-variant-numeric: tabular-nums; font-weight: 600; }
.card-row { display: flex; justify-content: space-between; align-items: baseline; padding: 3px 0; font-size: 12.5px; }
.card-row .k { color: var(--muted); }
.card-row .v { font-family: var(--mono); font-variant-numeric: tabular-nums; }
.card-sub { color: var(--muted); font-size: 12px; margin-top: 6px; font-family: var(--mono); }

/* panels with tables */
.panel { background: var(--panel); border: 1px solid var(--border); border-radius: 10px; margin-bottom: 16px; overflow: hidden; }
.panel-head { display: flex; justify-content: space-between; align-items: center; padding: 10px 14px; border-bottom: 1px solid var(--border); font-size: 12px; text-transform: uppercase; letter-spacing: .7px; color: var(--muted); }
.panel-head .count { color: var(--faint); font-family: var(--mono); }

table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 7px 14px; font-size: 12.5px; border-bottom: 1px solid rgba(42,48,56,.6); }
th { color: var(--faint); font-weight: 500; font-size: 11px; text-transform: uppercase; letter-spacing: .5px; background: var(--panel-2); position: sticky; top: 0; }
tbody tr:last-child td { border-bottom: none; }
tbody tr:hover { background: rgba(88,166,255,.05); }
td.r, th.r { text-align: right; font-family: var(--mono); font-variant-numeric: tabular-nums; }
td.mono { font-family: var(--mono); }
.tok { color: var(--muted); font-family: var(--mono); font-size: 11.5px; }
.empty { padding: 18px 14px; color: var(--faint); font-size: 12.5px; text-align: center; }

/* pills */
.pill { display: inline-block; padding: 2px 8px; border-radius: 10px; font-size: 11px; letter-spacing: .4px; text-transform: uppercase; border: 1px solid var(--border-2); color: var(--muted); }
.pill.ok { color: var(--green); background: var(--green-bg); border-color: rgba(63,185,80,.35); }
.pill.warn { color: var(--amber); background: var(--amber-bg); border-color: rgba(210,153,34,.35); }
.pill.bad { color: var(--red); background: var(--red-bg); border-color: rgba(248,81,73,.35); }
.pill.side-buy { color: var(--green); border-color: rgba(63,185,80,.3); }
.pill.side-sell { color: var(--red); border-color: rgba(248,81,73,.3); }

/* sparkline */
.spark { display: block; margin-top: 8px; width: 100%; height: 38px; }
.spark path { fill: none; stroke: var(--blue); stroke-width: 1.6; }
.spark .area { fill: rgba(88,166,255,.10); stroke: none; }

/* alerts feed */
.alerts { max-height: 280px; overflow-y: auto; }
.alert { display: flex; gap: 10px; padding: 8px 14px; border-bottom: 1px solid rgba(42,48,56,.5); font-size: 12.5px; align-items: baseline; }
.alert:last-child { border-bottom: none; }
.alert .at { color: var(--faint); font-family: var(--mono); font-size: 11.5px; white-space: nowrap; }
.alert .sev { font-size: 10.5px; text-transform: uppercase; letter-spacing: .5px; padding: 1px 6px; border-radius: 8px; }
.alert .sev.info { color: var(--blue); }
.alert .sev.warn { color: var(--amber); }
.alert .sev.error, .alert .sev.critical { color: var(--red); }
.alert .msg { color: var(--text); }

/* params grid */
.kv { display: grid; grid-template-columns: 180px 1fr; gap: 2px 14px; padding: 12px 14px; font-size: 12.5px; }
.kv .k { color: var(--muted); }
.kv .v { font-family: var(--mono); color: var(--text); word-break: break-all; }

.strat-head { display: flex; align-items: center; gap: 14px; margin-bottom: 14px; }
.strat-head h2 { margin: 0; font-size: 18px; font-weight: 650; }

/* ── Login ───────────────────────────────────────────────────────────── */
.login-body { display: flex; align-items: center; justify-content: center; height: 100vh; background: radial-gradient(1200px 600px at 50% -10%, #11161d, var(--bg)); }
.login-card { background: var(--panel); border: 1px solid var(--border); border-radius: 14px; padding: 32px 30px; width: 320px; display: flex; flex-direction: column; gap: 12px; box-shadow: 0 20px 60px rgba(0,0,0,.45); }
.login-brand { font-size: 22px; font-weight: 700; text-align: center; letter-spacing: .3px; }
.login-sub { text-align: center; color: var(--faint); font-size: 12px; text-transform: uppercase; letter-spacing: 1px; margin-bottom: 8px; }
.login-input { background: var(--bg); border: 1px solid var(--border-2); border-radius: 8px; padding: 11px 12px; color: var(--text); font-size: 14px; font-family: var(--mono); }
.login-input:focus { outline: none; border-color: var(--blue); box-shadow: 0 0 0 3px rgba(88,166,255,.15); }
.login-btn { background: var(--blue); color: #04101f; border: none; border-radius: 8px; padding: 11px; font-weight: 650; font-size: 13.5px; cursor: pointer; }
.login-btn:hover { filter: brightness(1.08); }
.login-error { background: var(--red-bg); border: 1px solid rgba(248,81,73,.4); color: #ffb4ae; border-radius: 8px; padding: 9px 11px; font-size: 12.5px; text-align: center; }
.login-note { color: var(--muted); font-size: 12px; text-align: center; }
.login-note code { color: var(--blue); font-family: var(--mono); font-size: 11.5px; }