/* Presentation shell. The actual OLED pixels are drawn in app.js. */
:root {
  color-scheme: dark;
  --page: #121512;
  --panel: #1c211c;
  --panel-hover: #252c24;
  --text: #e9eee5;
  --subtle: #b1bcad;
  --quiet: #85937e;
  --line: #374133;
  --accent: #ddc894;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-synthesis: none;
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--page); color: var(--text); font-size: 16px; line-height: 1.5; }
button, select { font: inherit; }
button, select { border: 1px solid var(--line); border-radius: 5px; color: var(--text); background: var(--panel); }
button { cursor: pointer; min-height: 42px; padding: 9px 16px; }
button:hover:not(:disabled) { background: var(--panel-hover); border-color: var(--quiet); }
button:disabled { cursor: default; opacity: .45; }
button:focus-visible, select:focus-visible, a:focus-visible { outline: 2px solid var(--accent); outline-offset: 4px; }
select { min-height: 42px; padding: 8px 34px 8px 12px; max-width: 100%; }
[hidden] { display: none !important; }
.page { width: min(1240px, 100%); padding: 30px 32px 24px; margin: 0 auto; }
.masthead { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding-bottom: 22px; border-bottom: 1px solid var(--line); }
.brand { font-size: 18px; font-weight: 650; letter-spacing: .2em; }
.edition { font-size: 11px; letter-spacing: .17em; color: var(--quiet); }
.intro { display: flex; justify-content: space-between; align-items: end; gap: 32px; padding: 44px 0 32px; }
.eyebrow { color: var(--accent); font-size: 11px; font-weight: 600; letter-spacing: .18em; margin: 0 0 8px; }
h1 { font-weight: 500; font-size: clamp(28px, 4vw, 46px); letter-spacing: -.035em; line-height: 1.15; margin: 0 0 12px; }
.intro-copy { margin: 0; max-width: 550px; color: var(--subtle); font-size: 14px; }
.resolution { flex-shrink: 0; display: grid; gap: 3px; text-align: right; }
.resolution strong { font-family: ui-monospace, "Cascadia Code", Consolas, monospace; font-size: 25px; font-weight: 400; letter-spacing: -.03em; }
.resolution span { font-size: 11px; color: var(--quiet); }
.toolbar { display: flex; justify-content: space-between; align-items: end; flex-wrap: wrap; gap: 20px; padding: 22px 0; border-block: 1px solid var(--line); }
.view-switch { display: flex; gap: 5px; flex-wrap: wrap; }
.view-switch button { background: transparent; border-color: transparent; }
.view-switch button[aria-pressed="true"] { color: var(--page); background: var(--text); border-color: var(--text); }
.sample-controls { display: flex; align-items: end; flex-wrap: wrap; gap: 12px; }
.sample-controls label { display: grid; gap: 6px; font-size: 12px; color: var(--subtle); min-width: 0; }
.sample-controls select { width: 298px; font-size: 13px; color: var(--text); }
.secondary { font-size: 13px; }
.section-hint { margin: 23px 0 18px; font-size: 13px; color: var(--subtle); }
.layout-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px; }
.layout-card { display: block; width: 100%; text-align: left; padding: 20px; border-radius: 6px; background: var(--panel); }
.card-heading { display: flex; align-items: baseline; gap: 12px; margin-bottom: 16px; }
.card-number { color: var(--quiet); font-size: 12px; font-family: ui-monospace, Consolas, monospace; font-variant-numeric: tabular-nums; }
.card-title { font-size: 16px; font-weight: 500; letter-spacing: -.01em; }
.card-description { display: block; margin-top: 15px; font-size: 12px; line-height: 1.55; color: var(--subtle); min-height: 37px; }
.screen { display: block; width: min(100%, 512px); height: auto; aspect-ratio: 4; image-rendering: pixelated; image-rendering: crisp-edges; background: #080b09; margin-inline: auto; }
.screen { image-rendering: pixelated; }
.presentation { padding-top: 30px; }
.detail-heading { display: flex; align-items: start; justify-content: space-between; gap: 24px; }
.detail-heading h2 { font-size: clamp(26px, 4vw, 38px); font-weight: 500; line-height: 1.2; margin: 0 0 10px; letter-spacing: -.025em; }
#detail-description { color: var(--subtle); font-size: 14px; margin: 0; }
.hero-bezel { width: min(100%, 818px); margin: 38px auto 22px; padding: 24px; border: 1px solid #3b403c; border-radius: 6px; background: #242725; box-shadow: inset 0 1px 0 #51564e, inset 0 -3px 0 #141713; }
.hero-screen { width: 100%; max-width: 768px; box-shadow: 0 0 0 3px #0b0e0b, 0 0 0 4px #161a16; }
.detail-note-row { display: flex; align-items: center; justify-content: center; flex-wrap: wrap; gap: 12px; min-height: 52px; margin-bottom: 24px; }
.detail-note { color: var(--subtle); font-size: 13px; text-align: center; margin: 0; }
.slide-controls { display: flex; justify-content: center; align-items: center; gap: 14px; }
.layout-picker { width: min(100%, 320px); min-width: 0; }
.layout-picker select { width: 100%; font-size: 14px; }
.keyboard-hint { color: var(--quiet); text-align: center; font-size: 12px; margin: 16px 0 32px; }
.footer { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 10px; margin-top: 32px; padding-top: 20px; border-top: 1px solid var(--line); color: var(--quiet); font-size: 11px; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }
.skip-link { position: absolute; left: 16px; top: -80px; background: var(--text); color: var(--page); padding: 12px; z-index: 2; }
.skip-link:focus { top: 12px; }
.page:fullscreen { max-width: none; width: 100%; overflow: auto; background: var(--page); padding: 32px clamp(24px, 5vw, 100px); }
.page:fullscreen .intro { padding-block: 24px; }
.page:fullscreen .intro h1 { font-size: 30px; }
.page:fullscreen .intro-copy, .page:fullscreen .footer { display: none; }
.noscript { padding: 24px; color: var(--text); border: 1px solid var(--accent); }
@media (max-width: 800px) {
  .page { padding: 24px 20px; }
  .intro { align-items: start; gap: 20px; }
  .resolution strong { font-size: 22px; }
  .layout-grid { grid-template-columns: minmax(0, 1fr); }
  .layout-card { max-width: 584px; justify-self: center; }
  .toolbar { align-items: start; }
  .hero-bezel { padding: 18px; }
}
@media (max-width: 520px) {
  .page { padding: 20px 14px; }
  .masthead { align-items: start; }
  .brand { font-size: 15px; }
  .edition { max-width: 95px; text-align: right; font-size: 10px; }
  .intro { display: block; padding: 30px 0 24px; }
  .resolution { text-align: left; margin-top: 20px; }
  .toolbar, .sample-controls { gap: 14px; }
  .sample-controls, .sample-controls label, .sample-controls select { width: 100%; }
  .sample-controls select { font-size: 16px; }
  .layout-card { padding: 15px; }
  .detail-heading { flex-wrap: wrap; gap: 16px; }
  .hero-bezel { padding: 12px; margin-top: 26px; }
  .slide-controls { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
  .layout-picker { grid-column: 1 / -1; grid-row: 1; width: 100%; }
  .footer { font-size: 11px; }
}
@media print {
  :root { color-scheme: light; --page: #ffffff; --text: #111111; --subtle: #454545; --quiet: #5a5a5a; --line: #cccccc; --panel: #ffffff; --accent: #111111; }
  body { print-color-adjust: exact; -webkit-print-color-adjust: exact; }
  .page { width: 100%; padding: 0; }
  .toolbar, .section-hint, .skip-link, .presentation, .keyboard-hint, .noscript { display: none !important; }
  #overview[hidden] { display: block !important; }
  .intro { padding: 20px 0; }
  h1 { font-size: 26px; }
  .layout-grid { grid-template-columns: repeat(2, minmax(0,1fr)); gap: 12px; }
  .layout-card { break-inside: avoid; padding: 12px; border-color: #cccccc; }
  .card-title { font-size: 12px; }
  .card-description { font-size: 10px; min-height: 30px; }
  .card-heading { margin-bottom: 10px; }
  .footer { margin-top: 20px; }
}