/* RGB demo pages: tokens and base styles matched to https://rgb.live/ (scraped 2026-10-31; see docs/DESIGN.md).
   Light by default like the site; data-theme="dark" (or the OS preference) for the dark set. Pages use Alpine.js. */
:root {
  --bg: #f7f4ee; --panel: #fffdf9; --bg-2: #efebe3;
  --fg: #141311; --fg-2: rgba(20,19,17,.72); --fg-3: rgba(20,19,17,.52);
  --line: rgba(20,19,17,.16); --sep: rgba(20,19,17,.09);
  --btn: #141311; --btn-fg: #f7f4ee; --btn-hover: #2a2724;
  --r: #ff2d55; --g: #14d97a; --b: #2f6bff;
  --mark-bg: #141311;
  --sans: "Geist", "Helvetica Neue", Helvetica, Arial, sans-serif;
  --mono: "Geist Mono", ui-monospace, Menlo, Consolas, monospace;
  --ease: cubic-bezier(.22,1,.36,1); --max: 1200px;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) { --bg: #141311; --panel: #1c1a18; --bg-2: #1f1d1a; --fg: #f3efe8; --fg-2: rgba(243,239,232,.72); --fg-3: rgba(243,239,232,.52); --line: rgba(243,239,232,.18); --sep: rgba(243,239,232,.1); --btn: #f3efe8; --btn-fg: #141311; --btn-hover: #ffffff; --mark-bg: #f3efe8; color-scheme: dark; } }
:root[data-theme="dark"] { --bg: #141311; --panel: #1c1a18; --bg-2: #1f1d1a; --fg: #f3efe8; --fg-2: rgba(243,239,232,.72); --fg-3: rgba(243,239,232,.52); --line: rgba(243,239,232,.18); --sep: rgba(243,239,232,.1); --btn: #f3efe8; --btn-fg: #141311; --btn-hover: #ffffff; --mark-bg: #f3efe8; color-scheme: dark; }

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--bg); color: var(--fg); font-family: var(--sans); font-size: 16px; line-height: 24px; letter-spacing: -0.01em; -webkit-font-smoothing: antialiased; }
a { color: inherit; text-decoration: none; }
p { margin: 0; }
h1, h2, h3 { margin: 0; font-family: var(--sans); font-weight: 500; text-wrap: balance; letter-spacing: -0.04em; }
h1 { font-size: 48px; line-height: 1; }
h2 { font-size: 32px; line-height: 36px; letter-spacing: -0.03em; }
h3 { font-size: 20px; line-height: 26px; letter-spacing: -0.02em; }
.lead { font-size: 18px; line-height: 28px; color: var(--fg-2); max-width: 36em; }
.label { font-family: var(--mono); font-size: 12px; line-height: 16px; letter-spacing: .08em; text-transform: uppercase; color: var(--fg-3); }
.mono { font-family: var(--mono); font-size: 12px; line-height: 16px; letter-spacing: .04em; color: var(--fg-3); }
.dim { color: var(--fg-3); }
code, pre { font-family: var(--mono); font-size: 13px; }
pre { margin: 0; padding: 12px 14px; background: var(--bg-2); border: 1px solid var(--sep); border-radius: 8px; overflow: auto; line-height: 20px; color: var(--fg-2); }
pre.hljs { background: var(--bg-2); padding: 12px 14px; }   /* github theme colours on our panel */
code { background: var(--bg-2); padding: 1px 5px; border-radius: 4px; }

.wrap { max-width: var(--max); margin: 0 auto; padding-left: max(24px, env(safe-area-inset-left, 0px)); padding-right: max(24px, env(safe-area-inset-right, 0px)); }
@media (min-width: 900px) { .wrap { padding-left: 48px; padding-right: 48px; } }

/* the floating pill nav from the site */
.nav { position: sticky; top: 16px; z-index: 10; padding: 0 16px; pointer-events: none; }
.nav .bar { pointer-events: auto; width: max-content; max-width: calc(100% - 32px); margin: 0 auto; height: 56px; padding: 0 8px 0 16px; display: flex; align-items: center; gap: 20px; border-radius: 9999px; border: 1px solid var(--line); background: color-mix(in srgb, var(--bg) 85%, transparent); backdrop-filter: blur(12px); }
.nav .brand { display: inline-flex; align-items: center; gap: 8px; font-weight: 500; font-size: 15px; }
.nav .brand .mark { display: inline-flex; gap: 2px; padding: 4px; border-radius: 6px; background: var(--mark-bg); }
.nav .brand .mark i { width: 4px; height: 12px; border-radius: 2px; display: block; }
.nav .links { display: flex; gap: 2px; }
.nav .links a { font-size: 14px; line-height: 20px; font-weight: 500; color: var(--fg-2); padding: 8px 12px; border-radius: 9999px; white-space: nowrap; transition: color .3s var(--ease), background-color .3s var(--ease); }
.nav .links a:hover, .nav .links a[aria-current="true"] { color: var(--fg); background: var(--sep); }
.nav .clock { font-family: var(--mono); font-size: 12px; letter-spacing: .06em; color: var(--fg-3); display: inline-flex; align-items: center; gap: 6px; }
.nav .clock i { width: 6px; height: 6px; border-radius: 50%; background: var(--r); display: inline-block; }
@media (max-width: 760px) { .nav .links { display: none; } }

.btn { display: inline-flex; align-items: center; gap: 8px; padding: 8px 16px; border-radius: 9999px; border: 1px solid var(--line); background: transparent; color: var(--fg); font: inherit; font-size: 14px; line-height: 20px; font-weight: 500; cursor: pointer; white-space: nowrap; transition: background-color .3s var(--ease), border-color .3s var(--ease), color .3s var(--ease); }
.btn:hover { background: var(--sep); }
.btn.primary { background: var(--btn); color: var(--btn-fg); border-color: var(--btn); }
.btn.primary:hover { background: var(--btn-hover); border-color: var(--btn-hover); }
.btn[disabled] { opacity: .5; cursor: default; }
.btn.sm { padding: 5px 12px; font-size: 13px; }

input[type=text], textarea, select { font: inherit; font-size: 14px; padding: 8px 12px; border: 1px solid var(--line); border-radius: 8px; background: var(--panel); color: var(--fg); }
input[type=text]:focus, textarea:focus, select:focus { outline: 2px solid var(--b); outline-offset: 1px; }

/* page scaffolding */
section { padding-block: 48px 0; }
.page-head { display: flex; align-items: baseline; gap: 16px; flex-wrap: wrap; margin-bottom: 24px; }
.page-head h1 { font-size: 40px; }
.grid { display: grid; gap: 16px; } .grid > * { min-width: 0; }
.grid.two { grid-template-columns: minmax(0, 2fr) minmax(0, 1fr); }
@media (max-width: 900px) { .grid.two { grid-template-columns: 1fr; } }
.card { background: var(--panel); border: 1px solid var(--line); border-radius: 12px; padding: 16px 18px; }
.card h3 { margin-bottom: 4px; }
.row { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.sep { border: 0; border-top: 1px solid var(--sep); margin: 12px 0; }
.kv { display: grid; grid-template-columns: auto 1fr; gap: 2px 16px; font-size: 14px; font-variant-numeric: tabular-nums; }
.kv dt { color: var(--fg-3); } .kv dd { margin: 0; }
.tag { display: inline-flex; align-items: center; gap: 6px; font-family: var(--mono); font-size: 12px; letter-spacing: .04em; padding: 2px 8px; border-radius: 9999px; border: 1px solid var(--line); color: var(--fg-2); }
.tag i { width: 6px; height: 6px; border-radius: 50%; display: inline-block; background: var(--fg-3); }
.tag.live i { background: var(--g); } .tag.warn i { background: var(--r); } .tag.blue i { background: var(--b); }
.tag.full { border-color: var(--r); }

/* the dark stage for video, like the hero */
.stage { background: #141311; color: #f3efe8; border-radius: 12px; overflow: hidden; position: relative; }
.stage canvas, .stage video { width: 100%; display: block; aspect-ratio: 16 / 9; background: #000; }
.stage .hud { position: absolute; top: 10px; left: 12px; right: 12px; display: flex; justify-content: space-between; font-family: var(--mono); font-size: 12px; letter-spacing: .06em; text-transform: uppercase; color: rgba(243,239,232,.72); pointer-events: none; }
.stage .hud .live { display: inline-flex; align-items: center; gap: 6px; } .stage .hud .live i { width: 6px; height: 6px; border-radius: 50%; background: var(--r); }

.list { list-style: none; margin: 0; padding: 0; }
.list li { padding: 8px 0; border-top: 1px solid var(--sep); font-size: 14px; }
.list li:first-child { border-top: 0; }
.list time { font-family: var(--mono); font-size: 12px; color: var(--fg-3); margin-right: 8px; font-variant-numeric: tabular-nums; }
[x-cloak] { display: none !important; }
footer { margin-top: 64px; border-top: 1px solid var(--line); padding-block: 32px; font-size: 14px; line-height: 20px; color: var(--fg-2); }

/* fleet table */
table.fleet { width: 100%; border-collapse: collapse; font-size: 14px; background: var(--panel); border: 1px solid var(--line); border-radius: 12px; overflow: hidden; }
table.fleet th { text-align: left; font-family: var(--mono); font-size: 12px; letter-spacing: .08em; text-transform: uppercase; color: var(--fg-3); font-weight: 500; padding: 10px 14px; border-bottom: 1px solid var(--line); }
table.fleet td { padding: 12px 14px; border-top: 1px solid var(--sep); vertical-align: top; }
table.fleet tr:first-child td { border-top: 0; }
table.fleet .placed { margin-top: 6px; font-size: 12px; } table.fleet .placed li { padding: 2px 0; border: 0; }
.status { display: inline-flex; align-items: center; gap: 8px; font-size: 13px; white-space: nowrap; }
.status i { width: 10px; height: 10px; border-radius: 50%; display: inline-block; }
.status.green i { background: var(--g); } .status.blue i { background: var(--b); } .status.red i { background: var(--r); }
@media (max-width: 760px) { table.fleet th:nth-child(3), table.fleet td:nth-child(3) { display: none; } }

/* demo 1 / 2 pages (app.js) on the shared design */
.alert { margin-top: 10px; padding: 10px 14px; border-radius: 10px; background: var(--r); color: #fff; font-weight: 500; }
.graph .att { padding: 4px 0; font-size: 13px; border-top: 1px solid var(--sep); }
.graph .att:first-of-type { border-top: 0; }
.graph .att.unplaced { color: var(--r); }
.tracks { margin-top: 8px; min-height: 22px; }
.tracks span { display: inline-flex; align-items: center; font-family: var(--mono); font-size: 12px; padding: 2px 8px; border-radius: 9999px; margin: 2px 6px 2px 0; border: 1px solid var(--line); color: var(--fg); }
.list li.event { border-left: 3px solid var(--r); padding-left: 10px; }
.list li.check { color: var(--fg-3); }
.list li.check.true { border-left: 3px solid var(--g); padding-left: 10px; color: var(--fg-2); }
.list li.check.false { border-left: 3px solid var(--sep); padding-left: 10px; }
.list li strong { font-weight: 500; color: var(--fg); }
.list li.check strong { color: inherit; }
pre#json { max-height: 240px; }
input[type=number] { font: inherit; font-size: 14px; padding: 6px 10px; border: 1px solid var(--line); border-radius: 8px; background: var(--panel); color: var(--fg); }
.card .stage + .row { margin-top: 12px; }

/* a call to action over an empty stage; the model block under it */
.stage .cta { position: absolute; inset: 0; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 10px; background: rgba(20,19,17,.55); }
.stage .cta .mono { color: rgba(243,239,232,.72); }
[hidden] { display: none !important; }
.model { margin-top: 12px; }
.model + pre.code, .model + .tracks + pre.code { margin-top: 18px; }
.model-head { display: flex; align-items: baseline; gap: 10px; flex-wrap: wrap; margin-bottom: 8px; }
.model-head h3 { font-size: 17px; }
.model-head .tag { margin-left: auto; }

canvas.graphviz { width: 100%; height: 300px; display: block; background: transparent; }
.list li .clip { margin-top: 4px; font-size: 12px; color: var(--fg-3); }
.list li .clip a { color: var(--b); text-decoration: none; }
.list li .clip a:hover { text-decoration: underline; }