/* ETTIX STREAM administration interface.
   One stylesheet, no framework, no build step. Dark by default because
   this is an operations console that people leave open on a wall. */
:root {
  color-scheme: dark light;
  --bg: #0e1116; --panel: #161b22; --panel-2: #1c2230; --line: #2a3140;
  --fg: #e6edf3; --muted: #8b96a5; --accent: #4c8dff;
  --ok: #3fb950; --warn: #d29922; --err: #f85149; --idle: #6e7681;
  --mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;
}
@media (prefers-color-scheme: light) {
  :root { --bg:#f6f8fa; --panel:#fff; --panel-2:#f0f3f6; --line:#d6dde5;
          --fg:#1f2328; --muted:#5a6472; }
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--fg);
       font: 14px/1.5 system-ui, -apple-system, Segoe UI, Roboto, sans-serif; }
a { color: var(--accent); text-decoration: none; }
button { font: inherit; cursor: pointer; border-radius: 6px; border: 1px solid var(--line);
         background: var(--panel-2); color: var(--fg); padding: 6px 12px; }
button:hover { border-color: var(--accent); }
button.primary { background: var(--accent); border-color: var(--accent); color: #fff; }
button.danger { border-color: var(--err); color: var(--err); }
button:disabled { opacity: .5; cursor: not-allowed; }
input, select, textarea { font: inherit; background: var(--panel-2); color: var(--fg);
  border: 1px solid var(--line); border-radius: 6px; padding: 6px 8px; width: 100%; }
textarea { font-family: var(--mono); min-height: 60vh; }

/* Login */
[hidden] { display: none !important; }
.login { display: grid; place-items: center; min-height: 100vh; padding: 20px; }
.login-card { background: var(--panel); border: 1px solid var(--line); border-radius: 12px;
  padding: 28px; width: min(360px, 100%); display: grid; gap: 8px; }
.login-card h1 { margin: 0; font-size: 20px; letter-spacing: .04em; }
.login-sub { margin: 0 0 12px; color: var(--muted); }
.login-card label { font-size: 12px; color: var(--muted); margin-top: 6px; }
.login-card button { margin-top: 16px; background: var(--accent); border-color: var(--accent); color: #fff; }

/* Chrome */
.topbar { display: flex; align-items: center; gap: 20px; padding: 0 18px; height: 52px;
  background: var(--panel); border-bottom: 1px solid var(--line); position: sticky; top: 0; z-index: 5; }
.brand { font-weight: 700; letter-spacing: .06em; }
.brand span { color: var(--accent); }
#nav { display: flex; gap: 2px; flex: 1; overflow-x: auto; }
#nav a { padding: 8px 12px; border-radius: 6px; color: var(--muted); white-space: nowrap; }
#nav a:hover { color: var(--fg); background: var(--panel-2); }
#nav a.active { color: var(--fg); background: var(--panel-2); }
.session { display: flex; align-items: center; gap: 10px; color: var(--muted); font-size: 13px; }
.dot { width: 9px; height: 9px; border-radius: 50%; background: var(--idle); }
.dot.live { background: var(--ok); }
.dot.down { background: var(--err); }
main { padding: 18px; max-width: 1400px; margin: 0 auto; }
.statusbar { display: flex; gap: 18px; padding: 8px 18px; color: var(--muted);
  border-top: 1px solid var(--line); font-size: 12px; }

/* Building blocks */
h2 { margin: 0 0 14px; font-size: 17px; font-weight: 600; }
h3 { margin: 22px 0 10px; font-size: 14px; color: var(--muted); text-transform: uppercase; letter-spacing: .06em; }
.cards { display: grid; gap: 12px; grid-template-columns: repeat(auto-fill, minmax(190px, 1fr)); }
.card { background: var(--panel); border: 1px solid var(--line); border-radius: 10px; padding: 14px; }
.card .k { color: var(--muted); font-size: 12px; text-transform: uppercase; letter-spacing: .05em; }
.card .v { font-size: 22px; font-weight: 600; margin-top: 4px; font-variant-numeric: tabular-nums; }
.card .sub { color: var(--muted); font-size: 12px; margin-top: 2px; }
.panel { background: var(--panel); border: 1px solid var(--line); border-radius: 10px; padding: 14px; margin-bottom: 14px; }
table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--line); vertical-align: top; }
th { color: var(--muted); font-weight: 500; font-size: 12px; text-transform: uppercase; letter-spacing: .05em; }
tbody tr:hover { background: var(--panel-2); }
td.num, th.num { text-align: right; font-variant-numeric: tabular-nums; }
.mono { font-family: var(--mono); font-size: 12px; }
.pill { display: inline-block; padding: 1px 8px; border-radius: 999px; font-size: 12px;
  border: 1px solid var(--line); color: var(--muted); }
.pill.ok { color: var(--ok); border-color: color-mix(in srgb, var(--ok) 40%, transparent); }
.pill.warn { color: var(--warn); border-color: color-mix(in srgb, var(--warn) 40%, transparent); }
.pill.err { color: var(--err); border-color: color-mix(in srgb, var(--err) 40%, transparent); }
.error { color: var(--err); }
.muted { color: var(--muted); }
.row { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.right { margin-left: auto; }
.bar { height: 6px; background: var(--panel-2); border-radius: 999px; overflow: hidden; margin-top: 6px; }
.bar > i { display: block; height: 100%; background: var(--accent); }
.bar > i.warn { background: var(--warn); }
.bar > i.err { background: var(--err); }
.spark { display: block; width: 100%; height: 40px; }
.empty { color: var(--muted); padding: 28px; text-align: center; }
.log { font-family: var(--mono); font-size: 12px; }
.log .lvl { display: inline-block; width: 46px; }
.log .lvl.ERROR { color: var(--err); } .log .lvl.WARN { color: var(--warn); }
.log .lvl.INFO { color: var(--ok); } .log .lvl.DEBUG { color: var(--muted); }

/* System page: capacity and utilisation meters, and the per-core grid. */
.diskrow { margin: 0 0 .9rem; }
.diskrow:last-child { margin-bottom: 0; }
.cores { display: grid; grid-template-columns: repeat(auto-fill, minmax(7rem, 1fr)); gap: .6rem 1rem; }
.core .bar { margin: .15rem 0; }
.core .sub { display: flex; justify-content: space-between; }
.panel ul { margin: .4rem 0 0; padding-left: 1.2rem; }
.panel li { margin: .15rem 0; }