/* Recall Routine — Routine-Score MVP · accessible, responsive, light/dark.
   Large tap targets, high contrast, plain layout. Zero external assets/fonts. */
:root {
  --bg: #f7f8fa;
  --card: #ffffff;
  --ink: #1c2430;
  --muted: #55606e;
  --accent: #2f6f5b;
  --accent-ink: #ffffff;
  --warn-bg: #fff7e6;
  --warn-border: #e0b64d;
  --danger: #a3282a;
  --line: #e2e6ec;
  --radius: 12px;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #131820;
    --card: #1b2330;
    --ink: #eef2f7;
    --muted: #a6b0be;
    --accent: #4fbf9a;
    --accent-ink: #08120e;
    --warn-bg: #2c2716;
    --warn-border: #7a6222;
    --danger: #ff8f8f;
    --line: #2c3646;
  }
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--ink);
  line-height: 1.5;
  font-size: 17px;
}
.topbar { padding: 24px 20px 8px; max-width: 720px; margin: 0 auto; }
.topbar h1 { margin: 0; font-size: 1.7rem; }
.tagline { margin: 4px 0 0; color: var(--muted); }
main { max-width: 720px; margin: 0 auto; padding: 8px 16px 40px; }
footer { max-width: 720px; margin: 0 auto; padding: 8px 20px 40px; color: var(--muted); font-size: 0.85rem; }

.disclaimer {
  max-width: 720px;
  margin: 12px auto;
  padding: 14px 18px;
  background: var(--warn-bg);
  border: 2px solid var(--warn-border);
  border-radius: var(--radius);
  font-size: 0.95rem;
}
.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 20px;
  margin: 16px 0;
}
.card h2 { margin-top: 0; }
.hint { color: var(--muted); margin-top: 0; }

fieldset { border: 1px solid var(--line); border-radius: var(--radius); margin: 0 0 16px; padding: 12px 14px; }
legend { font-weight: 600; padding: 0 6px; }
label {
  display: block;
  padding: 10px 8px;
  min-height: 44px; /* large tap target */
  border-radius: 8px;
  cursor: pointer;
}
label:hover { background: rgba(127,127,127,0.08); }
input[type="radio"] { transform: scale(1.3); margin-right: 10px; }
.note-label { display: block; font-weight: 600; }
.note-label input[type="text"] {
  display: block; width: 100%; margin-top: 6px; padding: 12px;
  font-size: 1rem; border: 1px solid var(--line); border-radius: 8px;
  background: var(--bg); color: var(--ink);
}
.optional { margin-bottom: 16px; }
.optional summary { cursor: pointer; font-weight: 600; padding: 8px 0; }

button {
  font-size: 1.05rem; padding: 14px 18px; border-radius: 10px;
  border: none; cursor: pointer; min-height: 48px; width: 100%;
}
button.primary { background: var(--accent); color: var(--accent-ink); font-weight: 700; }
button.danger { background: transparent; color: var(--danger); border: 2px solid var(--danger); margin-top: 12px; }
.error { color: var(--danger); font-weight: 600; min-height: 1.2em; }

.score-headline { display: flex; align-items: baseline; gap: 10px; flex-wrap: wrap; margin: 8px 0 12px; }
.score-number { font-size: 3rem; font-weight: 800; color: var(--accent); }
.score-max { color: var(--muted); font-size: 1.1rem; }
.band {
  margin-left: auto; padding: 6px 12px; border-radius: 999px;
  background: var(--accent); color: var(--accent-ink); font-weight: 700;
}
.breakdown { list-style: none; padding: 0; margin: 0; }
.breakdown li {
  display: flex; justify-content: space-between; gap: 12px;
  padding: 10px 0; border-bottom: 1px solid var(--line);
}
.breakdown .pts { font-variant-numeric: tabular-nums; font-weight: 700; white-space: nowrap; }
.breakdown .exp { color: var(--muted); font-size: 0.9rem; display: block; }
.experiment {
  margin: 16px 0; padding: 14px; border-radius: var(--radius);
  background: rgba(47,111,91,0.08); border: 1px solid var(--accent);
}
.experiment strong { display: block; margin-bottom: 4px; }
.streak { margin: 8px 0; font-weight: 600; }
.disclaimer-mini { color: var(--muted); font-size: 0.85rem; border-top: 1px dashed var(--line); padding-top: 10px; }
.community-cta { font-size: 0.95rem; }

.history { padding-left: 20px; margin: 0; }
.history li { padding: 6px 0; }
.history .h-score { font-weight: 700; color: var(--accent); }