:root {
  --bg: #0f1115;
  --panel: #171a21;
  --panel-2: #1e222b;
  --border: #2a2f3a;
  --text: #e6e9ef;
  --muted: #8b93a3;
  --accent: #4f8cff;
  --ok: #35c46b;
  --warn: #f0a63a;
  --danger: #e5484d;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
}

.topbar {
  display: flex;
  align-items: baseline;
  gap: .75rem;
  padding: .9rem 1.5rem;
  background: var(--panel);
  border-bottom: 1px solid var(--border);
}
.brand { font-weight: 700; color: var(--text); text-decoration: none; font-size: 1.15rem; }
.tag { color: var(--muted); font-size: .85rem; }

.container { max-width: 60rem; margin: 0 auto; padding: 1.5rem; }
.foot { text-align: center; color: var(--muted); font-size: .8rem; padding: 2rem 0; }

section { margin-bottom: 2.5rem; }
h1 { font-size: 1.5rem; display: flex; align-items: center; gap: .6rem; }
h2 { font-size: 1.2rem; border-bottom: 1px solid var(--border); padding-bottom: .4rem; }
h3 { font-size: 1rem; margin: 0 0 .75rem; }

.muted { color: var(--muted); }
.mono { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; }
.small { font-size: .8rem; }
.error { color: var(--danger); }
.trace { background: var(--panel); padding: 1rem; overflow: auto; border-radius: 8px; font-size: .8rem; }
code { background: var(--panel-2); padding: .1rem .35rem; border-radius: 4px; font-size: .85em; }

/* tables */
.grid { width: 100%; border-collapse: collapse; font-size: .9rem; }
.grid th, .grid td { text-align: left; padding: .55rem .6rem; border-bottom: 1px solid var(--border); }
.grid th { color: var(--muted); font-weight: 600; font-size: .8rem; text-transform: uppercase; letter-spacing: .03em; }
.grid tr:hover td { background: var(--panel); }

/* badges */
.badge { display: inline-block; padding: .1rem .5rem; border-radius: 999px; font-size: .72rem; font-weight: 600;
  background: var(--panel-2); color: var(--muted); border: 1px solid var(--border); margin-left: .35rem; }
.badge.ok { color: var(--ok); border-color: var(--ok); }
.badge.warn { color: var(--warn); border-color: var(--warn); }
.badge.upd { color: var(--accent); border-color: var(--accent); }

/* cards */
.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(16rem, 1fr)); gap: 1rem; }
.card { background: var(--panel); border: 1px solid var(--border); border-radius: 10px; padding: 1.1rem; }

/* forms */
label { display: block; margin: .6rem 0; font-size: .85rem; color: var(--muted); }
input, select { width: 100%; margin-top: .25rem; padding: .5rem .6rem; background: var(--panel-2);
  color: var(--text); border: 1px solid var(--border); border-radius: 6px; font-size: .9rem; }
input.short { width: 7rem; }
.row { display: flex; gap: 1rem; }
.row label { flex: 1; }
.inline { display: inline-flex; align-items: center; gap: .4rem; margin: 0 .5rem .5rem 0; }
.hint { margin-top: .75rem; }

button { padding: .45rem .9rem; border-radius: 6px; border: 1px solid var(--border);
  background: var(--panel-2); color: var(--text); font-size: .88rem; cursor: pointer; }
button:hover { border-color: var(--accent); }
button.primary { background: var(--accent); border-color: var(--accent); color: #fff; }
button.danger { color: var(--danger); border-color: var(--danger); }

/* key/value list */
.kv { display: grid; grid-template-columns: auto 1fr; gap: .25rem .75rem; margin: 0; }
.kv dt { color: var(--muted); font-size: .82rem; }
.kv dd { margin: 0; font-size: .9rem; }

/* telemetry: sparklines + memory-pressure gauge */
.telemetry .metric { margin: .35rem 0 .9rem; }
.telemetry .mrow { display: flex; justify-content: space-between; align-items: baseline; }
.telemetry .mlabel { color: var(--muted); font-size: .82rem; }
.telemetry .mval { font-size: .9rem; font-variant-numeric: tabular-nums; }
.spark { width: 100%; height: 34px; display: block; margin-top: .3rem; }
.gauge { width: 100%; max-width: 190px; height: auto; display: block; margin: .2rem auto 0; }
.gauge .g-val { font: 700 15px system-ui, sans-serif; font-variant-numeric: tabular-nums; }
.gauge .g-sub { font: 600 9px system-ui, sans-serif; fill: var(--muted);
  text-transform: uppercase; letter-spacing: .06em; }