/* Telemetry UI.
 *
 * Hand-written rather than a utility framework, because this app has no build
 * step and a CDN stylesheet is a hard dependency on egress from an internal
 * network that does not have it. Palette follows the Console's slate/sky so
 * the two do not look like different estates.
 */

:root {
  --bg: #0b1220;
  --panel: #111a2e;
  --panel-2: #16213a;
  --line: #1e2b47;
  --text: #dbe4f5;
  --dim: #8296b8;
  --accent: #38bdf8;
  --accent-soft: rgba(56, 189, 248, 0.14);
  --good: #34d399;
  --warn: #fbbf24;
  --bad: #fb7185;
  --radius: 10px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 14px/1.5 ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  -webkit-font-smoothing: antialiased;
}

code { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: 0.92em; }

/* ---------------------------------------------------------------- chrome */

.topbar {
  display: flex; align-items: center; justify-content: space-between;
  gap: 1rem; flex-wrap: wrap;
  padding: 0.75rem 1.25rem;
  border-bottom: 1px solid var(--line);
  background: var(--panel);
}

.brand { display: flex; align-items: center; gap: 0.55rem; font-weight: 650; letter-spacing: 0.01em; }
.brand .mark { color: var(--accent); font-size: 1.15rem; }
.brand .sub { color: var(--dim); font-weight: 400; font-size: 0.8rem; margin-left: 0.35rem; }

.controls { display: flex; align-items: center; gap: 0.75rem; flex-wrap: wrap; }
.ctl { display: flex; align-items: center; gap: 0.4rem; font-size: 0.82rem; color: var(--dim); }

select, .btn {
  background: var(--panel-2);
  color: var(--text);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 0.32rem 0.6rem;
  font: inherit; font-size: 0.85rem;
}
select:focus-visible, .btn:focus-visible { outline: 2px solid var(--accent); outline-offset: 1px; }
.btn { cursor: pointer; }
.btn:hover { border-color: var(--accent); }
.btn.ghost { background: transparent; color: var(--dim); }
.whoami { font-size: 0.8rem; color: var(--dim); }

.tabs { display: flex; gap: 0.25rem; padding: 0 1rem; border-bottom: 1px solid var(--line); background: var(--panel); overflow-x: auto; }
.tab {
  background: none; border: 0; border-bottom: 2px solid transparent;
  color: var(--dim); padding: 0.6rem 0.9rem; cursor: pointer;
  font: inherit; font-size: 0.88rem; white-space: nowrap;
}
.tab:hover { color: var(--text); }
.tab.active { color: var(--accent); border-bottom-color: var(--accent); }

.content { padding: 1.25rem; max-width: 1400px; margin: 0 auto; }
.foot {
  display: flex; justify-content: space-between; gap: 1rem; flex-wrap: wrap;
  padding: 0.9rem 1.25rem; border-top: 1px solid var(--line);
  color: var(--dim); font-size: 0.78rem;
}
.dim { color: var(--dim); }

/* ---------------------------------------------------------------- blocks */

.grid { display: grid; gap: 1rem; grid-template-columns: repeat(auto-fit, minmax(190px, 1fr)); }
.panel { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 1rem; }
.panel h2 { margin: 0 0 0.15rem; font-size: 0.92rem; font-weight: 620; }
.panel .hint { color: var(--dim); font-size: 0.78rem; margin: 0 0 0.8rem; }

.stat { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 0.9rem 1rem; }
.stat .k { color: var(--dim); font-size: 0.76rem; text-transform: uppercase; letter-spacing: 0.05em; }
.stat .v { font-size: 1.7rem; font-weight: 640; font-variant-numeric: tabular-nums; margin-top: 0.2rem; }
.stat .n { color: var(--dim); font-size: 0.76rem; }

.section { margin-bottom: 1.25rem; }
.section > h1 { font-size: 1.02rem; margin: 0 0 0.15rem; font-weight: 640; }
.section > p.lede { color: var(--dim); margin: 0 0 0.9rem; font-size: 0.85rem; max-width: 68ch; }

/* Wide content scrolls inside its own box; the page never scrolls sideways. */
.scroll-x { overflow-x: auto; }

table { width: 100%; border-collapse: collapse; font-size: 0.86rem; }
th, td { text-align: left; padding: 0.42rem 0.6rem; border-bottom: 1px solid var(--line); vertical-align: top; }
th { color: var(--dim); font-weight: 500; font-size: 0.76rem; text-transform: uppercase; letter-spacing: 0.04em; }
td.num, th.num { text-align: right; font-variant-numeric: tabular-nums; }
tbody tr:hover { background: var(--panel-2); }

.pill { display: inline-block; padding: 0.06rem 0.42rem; border-radius: 999px; font-size: 0.72rem; border: 1px solid var(--line); }
.pill.good { color: var(--good); border-color: rgba(52, 211, 153, 0.35); background: rgba(52, 211, 153, 0.08); }
.pill.warn { color: var(--warn); border-color: rgba(251, 191, 36, 0.35); background: rgba(251, 191, 36, 0.08); }
.pill.bad  { color: var(--bad);  border-color: rgba(251, 113, 133, 0.35); background: rgba(251, 113, 133, 0.08); }

.bar { height: 6px; background: var(--panel-2); border-radius: 999px; overflow: hidden; min-width: 60px; }
.bar > span { display: block; height: 100%; background: var(--accent); }

.empty { color: var(--dim); padding: 2.5rem 1rem; text-align: center; }
.empty strong { display: block; color: var(--text); margin-bottom: 0.35rem; font-weight: 600; }
.error { border-color: rgba(251, 113, 133, 0.4); }
.error h2 { color: var(--bad); }

/* ------------------------------------------------------------- heatmap */

.heat {
  display: grid; gap: 1px; background: var(--line);
  border: 1px solid var(--line); border-radius: 6px; overflow: hidden;
  aspect-ratio: 16 / 10; max-width: 640px;
}
.heat i { background: var(--panel-2); display: block; }
.heat i[data-n]:not([data-n="0"]) { background: var(--accent); }
.heat-legend { display: flex; align-items: center; gap: 0.5rem; color: var(--dim); font-size: 0.76rem; margin-top: 0.5rem; }
.heat-legend .ramp { display: flex; }
.heat-legend .ramp i { width: 16px; height: 10px; background: var(--accent); display: block; }

/* -------------------------------------------------------------- login */

.gate { max-width: 460px; margin: 5rem auto; text-align: center; }
.gate h1 { font-size: 1.2rem; margin-bottom: 0.4rem; }
.gate p { color: var(--dim); margin-bottom: 1.2rem; }
.gate .btn { padding: 0.5rem 1.1rem; }

@media (max-width: 640px) {
  .content { padding: 0.85rem; }
  .topbar { padding: 0.65rem 0.85rem; }
}