:root {
  --bg: #faf7f2;
  --card: #ffffff;
  --text: #1f1b16;
  --muted: #6b6259;
  --line: #e7e0d6;
  --accent: #c2410c;
  --accent-text: #ffffff;
  --accent-soft: #fde7da;
  --best: #15803d;
  --best-soft: #dcfce7;
  --off: #b9b0a5;
  --danger: #b91c1c;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #17140f;
    --card: #221e18;
    --text: #f2ece4;
    --muted: #a89e92;
    --line: #3a332a;
    --accent: #f97316;
    --accent-text: #1a0e05;
    --accent-soft: #42261a;
    --best: #4ade80;
    --best-soft: #173a24;
    --off: #5c544a;
    --danger: #f87171;
  }
}
* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}
main { max-width: 760px; margin: 0 auto; padding: 32px 16px 64px; }
header h1 { margin: 0 0 4px; font-size: 2rem; letter-spacing: -0.02em; }
.lead { margin: 0 0 24px; color: var(--muted); }
h2 { margin: 0 0 16px; font-size: 1.25rem; }
.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 20px;
  margin-bottom: 20px;
}
label { display: block; font-weight: 600; margin-bottom: 8px; }
.row { display: flex; gap: 8px; }
.row input { flex: 1; min-width: 0; }
input {
  font: inherit;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--bg);
  color: var(--text);
}
input:focus { outline: 2px solid var(--accent); outline-offset: 1px; }
button {
  font: inherit;
  cursor: pointer;
  padding: 10px 16px;
  border-radius: 10px;
  border: 1px solid var(--line);
  background: var(--bg);
  color: var(--text);
}
button.primary { background: var(--accent); border-color: var(--accent); color: var(--accent-text); font-weight: 600; }
button.link { border: 0; background: none; padding: 4px; color: var(--accent); text-decoration: underline; }
button.danger { color: var(--danger); }
button:disabled { opacity: .6; cursor: default; }
.who { display: flex; justify-content: space-between; align-items: center; gap: 8px; flex-wrap: wrap; }
.hint { color: var(--muted); font-size: .9rem; margin: 8px 0 16px; }

.calendar { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 24px; }
.month h3 { margin: 0 0 8px; font-size: 1rem; text-transform: capitalize; }
.grid { display: grid; grid-template-columns: repeat(7, 1fr); gap: 4px; }
.dow { text-align: center; font-size: .75rem; color: var(--muted); padding-bottom: 4px; }
.day {
  position: relative;
  aspect-ratio: 1;
  display: flex; align-items: center; justify-content: center;
  border-radius: 10px;
  font-variant-numeric: tabular-nums;
}
.day.off { color: var(--off); }
button.day {
  padding: 0;
  border: 2px solid var(--accent);
  background: var(--card);
  font-weight: 600;
}
button.day[aria-pressed="true"] { background: var(--accent); color: var(--accent-text); }
.day .count {
  position: absolute; top: 2px; right: 4px;
  font-size: .65rem; font-weight: 600; opacity: .8;
}
.actions { display: flex; justify-content: space-between; align-items: center; gap: 12px; margin-top: 20px; flex-wrap: wrap; }
.status { min-height: 1.5em; margin: 12px 0 0; color: var(--muted); }
.status.error { color: var(--danger); }
.editlink { margin-top: 8px; padding-top: 12px; border-top: 1px solid var(--line); font-size: .9rem; }
.editlink p { margin: 0 0 8px; color: var(--muted); }

.best {
  background: var(--best-soft);
  border-radius: 10px;
  padding: 12px 14px;
  margin-bottom: 16px;
}
.best strong { color: var(--best); }
.empty { color: var(--muted); }
.tablewrap { overflow-x: auto; }
table { border-collapse: collapse; width: 100%; font-size: .9rem; }
th, td { padding: 6px 6px; text-align: center; border-bottom: 1px solid var(--line); white-space: nowrap; }
th:first-child, td:first-child { text-align: left; position: sticky; left: 0; background: var(--card); }
thead th { font-weight: 600; font-size: .8rem; color: var(--muted); }
thead th span { display: block; font-size: 1rem; color: var(--text); }
td.yes { color: var(--best); font-weight: 700; }
td.no { color: var(--off); }
tr.me td:first-child { font-weight: 700; }
tfoot td { font-weight: 700; border-bottom: 0; }
.topcol { background: var(--best-soft); }