/* Quietkeep — the shell.
 *
 * Colour tokens are ACCESSIBILITY.md B-11, with their measured ratios. Nothing
 * here is decided at the keyboard, and no new pair enters without joining the
 * gate in the same commit (B-08).
 *
 * Type is sized in rem throughout, so the reader's TEXT-SIZE preference is
 * honoured and not only page zoom (B-04, Doctrine §4). No fixed size ignores
 * the space available.
 */

:root {
  color-scheme: light dark;

  --bg: #F4F1E9;
  --surface: #FFFFFF;
  --ink: #1B2333;
  --ink-soft: #4C5670;
  --line: #CFCABD;
  --accent: #33425F;
  --warm: #7A4E00;

  --gap: 1rem;
  --radius: 0.75rem;
  /* 44px at the default root size, but expressed in rem so it grows with the
     reader's text setting rather than staying put (B-06). */
  --target: 2.75rem;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #141A26;
    --surface: #1E2637;
    --ink: #F2F0EA;
    --ink-soft: #B3BCCE;
    --line: #3A4560;
    --accent: #AFC0DC;
    --warm: #F5C978;
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  padding: 0 var(--gap) calc(var(--gap) * 2);
  padding-inline: max(var(--gap), env(safe-area-inset-left)) max(var(--gap), env(safe-area-inset-right));
  background: var(--bg);
  color: var(--ink);
  font: 1rem/1.5 ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  /* A comfortable measure, but never a floor that exceeds the space available. */
  max-width: 46rem;
  margin-inline: auto;
}

/* Off-screen until focused, but it carries its full target size the whole time.
 * A skip link that only becomes 44px at the moment it is focused is a target
 * that was too small right up until it mattered. */
.skip {
  position: absolute;
  left: -9999px;
  display: inline-flex;
  align-items: center;
  min-height: var(--target);
  padding: 0.5rem 0.75rem;
  color: var(--ink);
  background: var(--surface);
  border: 2px solid var(--accent);
  border-radius: var(--radius);
}
.skip:focus { position: static; }

.visually-hidden {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
}

/* --- focus ---------------------------------------------------------------
 * Never removed. The ring is drawn with outline so it follows the shape and
 * survives a forced-colours mode. */
:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 2px;
  border-radius: 4px;
}

.bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--gap);
  padding-block: 1.25rem 0.5rem;
  flex-wrap: wrap;
}

.wordmark {
  margin: 0;
  font-size: 1.5rem;
  font-weight: 600;
  letter-spacing: -0.01em;
}

/* --- capture -------------------------------------------------------------- */

#capture-form {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-block: 0.5rem 0.25rem;
}

#capture {
  flex: 1 1 14rem;
  min-width: 0;
  min-height: var(--target);
  padding: 0.5rem 0.75rem;
  font-size: 1.0625rem; /* >=16px equivalent: iOS zooms the page below that */
  color: var(--ink);
  background: var(--surface);
  border: 2px solid var(--line);
  border-radius: var(--radius);
}
#capture::placeholder { color: var(--ink-soft); opacity: 1; }
#capture:disabled { opacity: 1; background: var(--bg); }

button {
  min-height: var(--target);
  min-width: var(--target);
  padding: 0.5rem 1rem;
  font: inherit;
  font-weight: 600;
  color: var(--bg);
  background: var(--accent);
  border: 2px solid transparent;
  border-radius: var(--radius);
  cursor: pointer;
}

button.ghost {
  color: var(--accent);
  background: transparent;
  border-color: var(--line);
  font-weight: 400;
}

.status {
  min-height: 1.5rem;   /* reserves the line so nothing jumps when it fills */
  margin: 0.25rem 0 0;
  color: var(--ink-soft);
}

/* --- the list ------------------------------------------------------------- */

.section {
  margin: 1.75rem 0 0.25rem;
  font-size: 1.125rem;
  font-weight: 600;
}

.gauge {
  margin: 0 0 0.75rem;
  color: var(--ink-soft);
}

.empty {
  margin: 0;
  padding: 1rem;
  border: 2px dashed var(--line);
  border-radius: var(--radius);
  color: var(--ink-soft);
}

.cards {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.card {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--gap);
  flex-wrap: wrap;
  padding: 0.75rem 1rem;
  background: var(--surface);
  /* The border carries the separation, not the fill: surface against bg is only
     ~1.14:1, and one channel is never enough (B-01). */
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.card-title { flex: 1 1 12rem; min-width: 0; overflow-wrap: anywhere; }

.card-when {
  flex: 0 0 auto;
  color: var(--ink-soft);
  font-size: 0.9375rem;
  /* The status is words. Nothing here depends on seeing a colour, and there is
     no alarm state to reach — a passed clock becomes a live card, not a red
     one (law 5, B-01). */
}

.foot {
  margin-top: 2.5rem;
  padding-top: 1rem;
  border-top: 1px solid var(--line);
  color: var(--ink-soft);
  font-size: 0.9375rem;
}
.foot a {
  color: var(--accent);
  display: inline-flex;
  align-items: center;
  min-height: var(--target);
  padding-inline: 2px;
}

/* --- diagnostics ---------------------------------------------------------- */

dialog {
  width: min(30rem, calc(100vw - 2rem));
  padding: 1.25rem;
  color: var(--ink);
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}
dialog::backdrop { background: rgb(0 0 0 / 0.5); }
dialog h2 { margin: 0 0 0.5rem; font-size: 1.25rem; }
.diag-lead { margin: 0 0 1rem; color: var(--ink-soft); }

#diag-body {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.35rem 1rem;
  margin: 0;
}
#diag-body dt { color: var(--ink-soft); }
#diag-body dd { margin: 0; overflow-wrap: anywhere; }
.diag-note {
  grid-column: 1 / -1;
  margin: 1rem 0 0;
  padding-top: 0.75rem;
  border-top: 1px solid var(--line);
  color: var(--warm);
}

.diag-actions {
  display: flex;
  gap: 0.5rem;
  justify-content: flex-end;
  flex-wrap: wrap;
  margin-top: 1.25rem;
}

/* --- motion ---------------------------------------------------------------
 * Nothing here animates meaning, and the one transition there is goes away on
 * request (B-05). */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    transition-duration: 0.001ms !important;
  }
}