/* rabaska.favreau.xyz — favreau-v1 house style.
   Tokens are canon from dsa.favreau.xyz and positioning.favreau.xyz source:
   accent #1D4ED8, ink #111827, hairline #E6E8EB, radius 5px, white canvas
   with #F7F8FA insets. #9CA3AF never carries body text (2.54:1).
   Fonts are self-hosted: the CSP forbids every external origin, Google Fonts
   included, so Inter and JetBrains Mono ship with the app and precache. */

@font-face {
  font-family: 'Inter';
  src: url('./inter-var.woff2') format('woff2');
  font-weight: 100 900;
  font-display: swap;
}
@font-face {
  font-family: 'JetBrains Mono';
  src: url('./jbmono-400.woff2') format('woff2');
  font-weight: 400;
  font-display: swap;
}
@font-face {
  font-family: 'JetBrains Mono';
  src: url('./jbmono-500.woff2') format('woff2');
  font-weight: 500;
  font-display: swap;
}

:root {
  --white: #FFFFFF;
  --paper: #F7F8FA;
  --line: #E6E8EB;
  --line-strong: #D8DBDF;
  --ink: #111827;
  --muted: #6B7280;
  --blue: #1D4ED8;
  --blue-wash: #EFF4FF;
  --blue-line: #C7D7FE;
  --ok: #0B7A55;
  --warn-ink: #8A6612;
  --warn-bg: #FFFBEB;
  --warn-line: #F1E3BE;
  --err: #B3261E;
  --err-bg: #FFF7F7;
  --err-line: #F5C6C8;
  --dot-ok: #34D399;
  --sans: 'Inter', -apple-system, system-ui, sans-serif;
  --mono: 'JetBrains Mono', ui-monospace, SFMono-Regular, monospace;
}

* { box-sizing: border-box; }
html, body { margin: 0; }
body {
  background: var(--white);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 14px;
  line-height: 1.6;
  padding: 0 16px env(safe-area-inset-bottom);
}
:focus-visible { outline: 2px solid var(--blue); outline-offset: 2px; border-radius: 5px; }
[hidden] { display: none !important; }
.mono { font-family: var(--mono); }

/* header: family brand pattern */
header.site {
  height: 52px;
  margin: 0 -16px;
  border-bottom: 1px solid var(--line);
  background: var(--white);
}
/* Align the brand with the content column rather than the viewport edge, so at
   desktop widths it labels the thing beneath it instead of floating away. */
header.site > .inner {
  max-width: 30rem; height: 100%;
  margin: 0 auto; padding: 0 16px;
  display: flex; align-items: center; gap: 12px;
}
.brand {
  font-family: var(--mono);
  font-size: 13px; font-weight: 500; letter-spacing: -0.01em;
  color: var(--ink);
}
.brand span { color: var(--muted); font-weight: 400; }
.spacer { flex: 1; }
.buildchip {
  font-family: var(--mono); font-size: 11px; color: var(--muted);
  border: 1px solid var(--line); border-radius: 5px;
  padding: 4px 9px; background: var(--paper);
  display: inline-flex; align-items: center; gap: 7px; white-space: nowrap;
}
.buildchip .dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--dot-ok); flex: none;
}

main { max-width: 30rem; margin: 0 auto; padding: 22px 0 56px; }

.eyebrow {
  font-family: var(--mono);
  font-size: 10.5px; font-weight: 500;
  letter-spacing: 0.16em; text-transform: uppercase;
  color: var(--muted);
  margin: 0 0 8px;
}
.tag { color: var(--muted); font-size: 13px; margin: 2px 0 18px; }

/* the optical surface is the hero: a plain white instrument, hairline-framed */
#display {
  width: 100%; aspect-ratio: 1;
  background: var(--white);
  border: 1px solid var(--line-strong);
  border-radius: 5px;
  display: block;
  image-rendering: pixelated; /* smoothing a QR is how decode rate is lost */
}

#hint { min-height: 2.7em; color: var(--muted); font-size: 13.5px; margin: 12px 0 6px; }
#hint.danger { color: var(--err); }

.bar-wrap {
  height: 6px; background: var(--paper);
  border: 1px solid var(--line); border-radius: 5px; overflow: hidden;
}
#bar { height: 100%; width: 0; background: var(--blue); transition: width 0.12s linear; }
#count {
  font-family: var(--mono); font-size: 11px; color: var(--muted);
  margin: 6px 0 16px; min-height: 1.2em;
}

/* the SAS is the ritual at the centre of the product: machine-made digits,
   set in mono, on the only blue surface in the app */
#sas-panel {
  border: 1px solid var(--blue-line);
  background: var(--blue-wash);
  border-radius: 5px;
  padding: 14px 16px 16px;
  margin: 0 0 16px;
}
#sas-panel h2 {
  font-family: var(--mono);
  font-size: 10.5px; font-weight: 500;
  letter-spacing: 0.16em; text-transform: uppercase;
  color: var(--blue);
  margin: 0 0 8px;
}
#sas {
  font-family: var(--mono); font-weight: 500;
  font-size: 2.5rem; letter-spacing: 0.22em;
  color: var(--ink);
  margin: 0 0 6px;
}
#sas-panel .warn { color: var(--err); font-size: 12.5px; margin: 0 0 10px; }

.actions { display: flex; gap: 8px; flex-wrap: wrap; margin: 16px 0; }
button, .btn {
  appearance: none;
  font-family: var(--sans); font-size: 13px; font-weight: 500;
  min-height: 44px; padding: 10px 16px;
  border: 1px solid var(--line-strong); border-radius: 5px;
  background: var(--white); color: var(--ink);
  cursor: pointer; text-decoration: none;
  display: inline-flex; align-items: center; justify-content: center;
}
button:hover, .btn:hover { background: var(--paper); }
#sas-confirm, #download {
  border-color: var(--blue); background: var(--blue); color: #fff;
}
#sas-confirm:hover, #download:hover { background: #1A44BF; }

.note { color: var(--muted); font-size: 12.5px; margin: 6px 0; }
#storage-warning {
  color: var(--warn-ink); background: var(--warn-bg);
  border: 1px solid var(--warn-line); border-radius: 5px;
  padding: 9px 12px; font-size: 12.5px;
}
#update-panel {
  border: 1px solid var(--line); border-radius: 5px;
  background: var(--paper); padding: 12px 14px; margin: 16px 0;
}
#update-panel p { margin: 0 0 10px; font-size: 13px; color: var(--ink); }

footer.site {
  margin-top: 34px; padding: 12px 0 18px;
  border-top: 1px solid var(--line);
  display: flex; gap: 16px; flex-wrap: wrap;
  font-family: var(--mono); font-size: 10.5px; color: var(--muted);
}
footer.site b { color: var(--ink); font-weight: 500; }

@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; }
}