/* Carrier Labs brand tokens, plus a dark theme. */
:root {
  --violet: #5e17eb; --violet-700: #4a0fc4; --violet-wash: #ece3fd;
  --ink: #003544; --ink-2: #34454e; --muted: #76838a; --faint: #a4adb0;
  --line: #e2e5e6; --line-2: #cdd2d4; --surface: #ffffff; --page: #f7f8f8; --wash: #eef0f1;
  --teal: #00ac9a; --orange: #ff8200;
  --good-bg: #d6f3ef; --good-fg: #006b60;
  --warn-bg: #ffe9d1; --warn-fg: #a85700;
  --info-bg: #ece3fd; --info-fg: #4a0fc4;
  --stage: #e9ecee; --grid: #cdd2d4;
  --radius: 12px;
  --font: "Futura", "Century Gothic", "Avenir Next", system-ui, sans-serif;
  --mono: ui-monospace, Menlo, Consolas, monospace;
}
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) {
  color-scheme: dark;
  --violet: #a07bff; --violet-700: #c0a6ff; --violet-wash: #2a2247;
  --ink: #e4ecef; --ink-2: #c3ced3; --muted: #8d9aa1; --faint: #5d6a71;
  --line: #273239; --line-2: #34414a; --surface: #161e23; --page: #0f1518; --wash: #1c252b;
  --good-bg: #123a35; --good-fg: #6fdccb; --warn-bg: #3d2a12; --warn-fg: #ffb366;
  --info-bg: #2a2247; --info-fg: #c0a6ff;
  --stage: #12191d; --grid: #2a353c;
} }
:root[data-theme="dark"] {
  color-scheme: dark;
  --violet: #a07bff; --violet-700: #c0a6ff; --violet-wash: #2a2247;
  --ink: #e4ecef; --ink-2: #c3ced3; --muted: #8d9aa1; --faint: #5d6a71;
  --line: #273239; --line-2: #34414a; --surface: #161e23; --page: #0f1518; --wash: #1c252b;
  --good-bg: #123a35; --good-fg: #6fdccb; --warn-bg: #3d2a12; --warn-fg: #ffb366;
  --info-bg: #2a2247; --info-fg: #c0a6ff;
  --stage: #12191d; --grid: #2a353c;
}

* { box-sizing: border-box; }
html, body { margin: 0; background: var(--page); }
body { font: 15px/1.5 var(--font); color: var(--ink); -webkit-font-smoothing: antialiased;
  padding: 20px max(16px, env(safe-area-inset-left)) 56px; }
a { color: var(--violet); text-decoration: none; }
a:hover { color: var(--violet-700); }
:focus-visible { outline: 3px solid rgba(94, 23, 235, .4); outline-offset: 2px; }
code, .mono { font-family: var(--mono); font-size: 13px; }
.wrap { max-width: 1200px; margin: 0 auto; display: grid; gap: 20px; }
.eyebrow { font-size: 11px; font-weight: 700; letter-spacing: .13em; text-transform: uppercase; color: var(--muted); }
h1 { font-size: clamp(28px, 4.5vw, 40px); line-height: 1.08; margin: 0; letter-spacing: .01em; text-wrap: balance; }
h2 { font-size: 18px; margin: 0; }
.lede { margin: 0; max-width: 70ch; color: var(--ink-2); }
.card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); }

/* Catalogue */
.bar { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; }
.bar input { font: inherit; padding: 8px 12px; border: 1px solid var(--line-2); border-radius: 8px;
  background: var(--surface); color: var(--ink); min-width: 0; flex: 1 1 220px; max-width: 360px; }
.chip { font: 600 12px var(--font); padding: 6px 12px; border-radius: 999px; border: 1px solid var(--line-2);
  background: var(--surface); color: var(--ink-2); cursor: pointer; }
.chip[aria-pressed="true"] { background: var(--violet); border-color: var(--violet); color: #fff; }
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); gap: 16px; }
.tile { display: grid; overflow: hidden; color: inherit; transition: border-color .15s, transform .15s; }
.tile:hover { border-color: var(--violet); color: inherit; transform: translateY(-2px); }
.tile .thumb { aspect-ratio: 4 / 3; background: var(--stage); display: grid; place-items: center; }
.tile .thumb img { width: 100%; height: 100%; object-fit: cover; display: block; }
.tile .thumb span { font: 12px var(--mono); color: var(--muted); }
.tile .body { padding: 12px 14px 14px; display: grid; gap: 4px; }
.tile .name { font-weight: 700; font-size: 16px; }
.tile .meta { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 4px 8px; align-items: center; font-size: 13px; color: var(--muted); }
.empty { color: var(--muted); }

.pill { display: inline-block; font: 700 10px/1.9 var(--font); letter-spacing: .08em; text-transform: uppercase;
  padding: 0 8px; border-radius: 4px; white-space: nowrap; }
.pill.measured, .pill.cal { background: var(--warn-bg); color: var(--warn-fg); }
.pill.fit-tested { background: var(--info-bg); color: var(--info-fg); }
.pill.proven, .pill.ok { background: var(--good-bg); color: var(--good-fg); }

/* Part page */
.back { font-size: 14px; font-weight: 600; }
.head { display: grid; gap: 8px; }
.tabs { display: flex; flex-wrap: wrap; gap: 4px; padding: 4px; border: 1px solid var(--line); border-radius: 10px;
  background: var(--surface); width: fit-content; max-width: 100%; }
.tab { font: 600 13px var(--font); border: 0; background: transparent; color: var(--ink-2); padding: 7px 12px;
  border-radius: 7px; cursor: pointer; }
.tab:hover { background: var(--wash); }
.tab[aria-pressed="true"] { background: var(--violet); color: #fff; }
.main { display: grid; grid-template-columns: minmax(0, 1fr) 340px; gap: 20px; align-items: start; }
@media (max-width: 880px) { .main { grid-template-columns: 1fr; } }
.col { display: grid; gap: 12px; min-width: 0; }
.stage { position: relative; background: var(--stage); border: 1px solid var(--line); border-radius: var(--radius);
  overflow: hidden; aspect-ratio: 4 / 3; touch-action: none; }
.stage canvas { display: block; width: 100%; height: 100%; }
.hint { position: absolute; left: 12px; bottom: 10px; font: 11px var(--mono); color: var(--muted); pointer-events: none; }
.loading { position: absolute; inset: 0; display: grid; place-items: center; font: 13px var(--mono); color: var(--muted); }
.views { position: absolute; right: 10px; top: 10px; display: flex; gap: 4px; }
.views button { font: 600 11px var(--font); padding: 5px 9px; border-radius: 6px; border: 1px solid var(--line-2);
  background: var(--surface); color: var(--ink-2); cursor: pointer; }
.controls { display: flex; flex-wrap: wrap; gap: 10px 20px; align-items: center; font-size: 14px; }
.controls label { display: flex; gap: 8px; align-items: center; }
.controls input[type=range] { width: 160px; accent-color: var(--violet); }
.controls input[type=checkbox] { accent-color: var(--violet); }
.legend { display: flex; flex-wrap: wrap; gap: 6px 16px; font-size: 13px; color: var(--ink-2); }
.legend span { display: flex; gap: 8px; align-items: center; }
.legend i { width: 14px; height: 14px; border-radius: 4px; display: inline-block; }
.caption { margin: 0; color: var(--ink-2); font-size: 14px; max-width: 72ch; }
aside { display: grid; gap: 18px; padding: 18px; min-width: 0; }
.block { display: grid; gap: 8px; }
dl { display: grid; grid-template-columns: auto 1fr; gap: 6px 14px; margin: 0; font-size: 14px; }
dt { color: var(--muted); }
dd { margin: 0; font: 13px var(--mono); font-variant-numeric: tabular-nums; text-align: right; }
table { border-collapse: collapse; width: 100%; font-size: 14px; }
th, td { text-align: left; padding: 5px 6px; border-bottom: 1px solid var(--line); }
th { font: 700 10px var(--font); letter-spacing: .1em; text-transform: uppercase; color: var(--muted); }
td.n { font: 13px var(--mono); font-variant-numeric: tabular-nums; }
.dots { letter-spacing: 2px; font-size: 12px; color: var(--violet); }
ul { margin: 0; padding-left: 18px; display: grid; gap: 4px; font-size: 14px; }
.foot { font-size: 13px; color: var(--muted); }
.dl { display: flex; flex-wrap: wrap; gap: 8px; }
.buy { display: grid; gap: 4px; padding-bottom: 8px; border-bottom: 1px solid var(--line); font-size: 14px; }
.buy:last-of-type { border-bottom: 0; }
.buy .name { font-weight: 600; }
.buy ul { padding-left: 16px; }
.btn { font: 600 13px var(--font); padding: 7px 12px; border-radius: 8px; border: 1px solid var(--violet);
  color: var(--violet); background: transparent; }
.btn:hover { background: var(--violet); color: #fff; }
[hidden] { display: none !important; }