/* Workbench layout: the picture and its signal readouts on the left, controls stacked on the right. */
:root {
  --bg: #e9ebee;
  --panel: #f8f9fa;
  --fg: #1c2027;
  --muted: #5d6573;
  --rule: #cfd4db;
  --accent: #b5651d;
  --accent-fg: #ffffff;
  --ok: #2f7d4f;
  --warn: #a8641a;
  --bad: #b2362e;
  --screen: #0b0c0e;
  --screen-edge: #2b3038;
  --trace: #c9772b;
  --band: rgba(201, 119, 43, 0.14);
  --grid: rgba(120, 128, 140, 0.25);
  --ui: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --mono: ui-monospace, "SFMono-Regular", "Cascadia Mono", Menlo, Consolas, monospace;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #14171c; --panel: #1b1f26; --fg: #e3e6eb; --muted: #98a1ae; --rule: #2d333d;
    --accent: #d98b45; --accent-fg: #17120c; --ok: #5fb683; --warn: #e0a35c; --bad: #e0675e;
    --screen: #050607; --screen-edge: #363c46; --trace: #e09a55; --band: rgba(224, 154, 85, 0.16);
    --grid: rgba(140, 150, 165, 0.22); color-scheme: dark;
  }
}
* { box-sizing: border-box; }
[hidden] { display: none !important; }
html, body { margin: 0; }
body { background: var(--bg); color: var(--fg); font: 14px/1.45 var(--ui); }
.top {
  display: flex; flex-wrap: wrap; gap: 8px 16px; align-items: center; justify-content: space-between;
  padding-block: 12px; padding-inline: 16px; border-bottom: 1px solid var(--rule); background: var(--panel);
}
.brand { display: flex; align-items: baseline; gap: 10px; }
.name { font-weight: 800; letter-spacing: .06em; font-size: 17px; }
.sub { color: var(--muted); }
.status { display: flex; align-items: center; gap: 10px; min-width: 0; }
.device { color: var(--muted); font-size: 13px; overflow-wrap: anywhere; }
.pill {
  font: 600 12px/1 var(--ui); letter-spacing: .04em; text-transform: uppercase;
  padding: 5px 9px; border-radius: 999px; border: 1px solid var(--rule); color: var(--muted);
}
.pill[data-state="watching"] { color: var(--ok); border-color: var(--ok); }
.pill[data-state="connecting"], .pill[data-state="scanning"] { color: var(--warn); border-color: var(--warn); }
.pill[data-state="error"] { color: var(--bad); border-color: var(--bad); }

.layout {
  display: grid; grid-template-columns: minmax(0, 1fr) minmax(280px, 360px); gap: 20px;
  max-width: 1360px; margin: 0 auto; padding-block: 20px 40px; padding-inline: 16px; align-items: start;
}
@media (max-width: 900px) { .layout { grid-template-columns: minmax(0, 1fr); } }
.viewer { display: grid; gap: 12px; min-width: 0; }
.screen {
  position: relative; background: var(--screen); border: 1px solid var(--screen-edge); border-radius: 14px; padding: 10px;
}
.screen img { display: block; width: 100%; height: auto; aspect-ratio: 4 / 3; border-radius: 6px; background: #000; }
.screen img:not([src]) { visibility: hidden; }
.overlay {
  position: absolute; inset: 10px; display: grid; place-items: center; text-align: center; padding: 20px;
  color: #c9ced6; font-size: 15px; border-radius: 6px; background: rgba(0, 0, 0, .55);
}
.readouts { display: grid; grid-template-columns: repeat(6, minmax(0, 1fr)); gap: 8px; }
@media (max-width: 640px) { .readouts { grid-template-columns: repeat(3, minmax(0, 1fr)); } }
.readouts > div { background: var(--panel); border: 1px solid var(--rule); border-radius: 8px; padding: 8px 10px; display: grid; gap: 2px; min-width: 0; }
.k { font-size: 11px; color: var(--muted); text-transform: uppercase; letter-spacing: .05em; }
.v { font: 600 15px/1.2 var(--mono); font-variant-numeric: tabular-nums; overflow-wrap: anywhere; }
.v.good { color: var(--ok); } .v.poor { color: var(--warn); } .v.bad { color: var(--bad); }
.spectrum { margin: 0; background: var(--panel); border: 1px solid var(--rule); border-radius: 8px; padding: 8px; }
.spectrum canvas { display: block; width: 100%; height: 130px; }
.spectrum figcaption, .hint { color: var(--muted); font-size: 12px; margin: 0; }
.message { margin: 0; min-height: 1.4em; color: var(--muted); }
.message.error { color: var(--bad); }

.controls { display: grid; gap: 14px; min-width: 0; }
.panel { background: var(--panel); border: 1px solid var(--rule); border-radius: 10px; padding: 14px; display: grid; gap: 10px; margin: 0; }
.panel h2 { font-size: 13px; text-transform: uppercase; letter-spacing: .07em; margin: 0; color: var(--muted); }
label { display: grid; gap: 4px; font-size: 13px; }
label.check { display: flex; align-items: center; gap: 8px; }
output { font: 600 12px var(--mono); color: var(--accent); margin-left: 6px; }
input[type="text"], input[type="password"], input[type="number"], select {
  width: 100%; min-width: 0; font: 14px var(--ui); color: var(--fg); background: var(--bg);
  border: 1px solid var(--rule); border-radius: 6px; padding: 7px 8px;
}
input[type="number"] { font-family: var(--mono); font-variant-numeric: tabular-nums; }
input[type="range"] { width: 100%; accent-color: var(--accent); }
.row { display: flex; gap: 8px; flex-wrap: wrap; }
.row .grow { flex: 1 1 120px; min-width: 0; }
.row .port { flex: 0 0 92px; }
.freq { display: flex; gap: 4px; }
.freq input { flex: 1 1 auto; text-align: center; font-weight: 600; }
button, .button {
  font: 600 13px var(--ui); color: var(--fg); background: var(--bg); border: 1px solid var(--rule);
  border-radius: 6px; padding: 8px 12px; cursor: pointer; text-decoration: none; text-align: center;
}
button.nudge { padding: 6px 6px; font: 600 11px var(--mono); }
button.primary { background: var(--accent); border-color: var(--accent); color: var(--accent-fg); }
button:disabled { opacity: .5; cursor: default; }
button:focus-visible, .button:focus-visible, input:focus-visible, select:focus-visible {
  outline: 2px solid var(--accent); outline-offset: 2px;
}
.buttons button { flex: 1 1 0; }
progress { width: 100%; accent-color: var(--accent); }
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 13px; }
th, td { text-align: left; padding: 6px 4px; border-top: 1px solid var(--rule); white-space: nowrap; }
th { font-size: 11px; color: var(--muted); text-transform: uppercase; letter-spacing: .05em; border-top: 0; }
td.num { font-family: var(--mono); font-variant-numeric: tabular-nums; }
tr.video td:first-child { color: var(--accent); font-weight: 700; }
td button { padding: 4px 8px; font-size: 12px; }
#radio[data-source="file"] .net, #radio:not([data-source="file"]) .file { display: none; }
.account { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.who { color: var(--muted); font-size: 13px; }
.account button { padding: 6px 10px; font-size: 12px; }
dialog { border: 0; padding: 0; background: transparent; color: var(--fg); width: min(420px, calc(100vw - 32px)); }
dialog::backdrop { background: rgba(0, 0, 0, .55); }
body.signin { min-height: 100vh; display: grid; place-items: center; padding-inline: 16px; padding-block: 24px; }
.signin-box { width: min(380px, 100%); display: grid; gap: 14px; }
.signin-box h1 { font-size: 18px; margin: 0; }
.signin-box button { width: 100%; }
pre { font: 12px var(--mono); background: var(--bg); border: 1px solid var(--rule); border-radius: 6px; padding: 8px;
  overflow-x: auto; margin: 0; }
@media (prefers-reduced-motion: reduce) { * { transition: none !important; } }