:root {
  --bg: #f6f8f4;
  --card: #ffffff;
  --text: #1d2a21;
  --muted: #5f6f64;
  --border: #dde5dc;
  --accent: #2f7d4f;
  --accent-text: #ffffff;
  --overdue: #b93a2b;
  --today: #b7791f;
  --upcoming: #2f7d4f;
  color-scheme: light;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #121714;
    --card: #1b231e;
    --text: #e6eee8;
    --muted: #9aaba0;
    --border: #2c3830;
    --accent: #4caf73;
    --accent-text: #0d1a12;
    --overdue: #ef7a6a;
    --today: #e8b04f;
    --upcoming: #6cc890;
    color-scheme: dark;
  }
}

* { box-sizing: border-box; }

body {
  margin: 0 auto;
  max-width: 640px;
  padding: max(16px, env(safe-area-inset-top)) 16px max(24px, env(safe-area-inset-bottom));
  background: var(--bg);
  color: var(--text);
  font: 16px/1.45 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

button {
  font: inherit;
  border: 1px solid var(--border);
  background: var(--card);
  color: var(--text);
  border-radius: 10px;
  padding: 8px 14px;
  cursor: pointer;
}
button.primary { background: var(--accent); color: var(--accent-text); border-color: var(--accent); font-weight: 600; }
button.danger { color: var(--overdue); border-color: var(--overdue); }
button.link, label.link { background: none; border: none; color: var(--accent); padding: 4px 8px; cursor: pointer; text-decoration: underline; }

.top { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 16px; }
.top h1 { font-size: 1.5rem; margin: 0; }

.banner {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 12px 14px;
  margin-bottom: 16px;
  display: flex; flex-wrap: wrap; align-items: center; gap: 10px;
}
.banner p { margin: 0; flex: 1 1 220px; color: var(--muted); }

.group h2 {
  font-size: .85rem;
  text-transform: uppercase;
  letter-spacing: .06em;
  margin: 20px 0 8px;
  color: var(--muted);
}
.group.overdue h2 { color: var(--overdue); }
.group.today h2 { color: var(--today); }

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-left: 5px solid var(--upcoming);
  border-radius: 12px;
  padding: 12px 14px;
  margin-bottom: 10px;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 8px 12px;
  align-items: center;
}
.card.overdue { border-left-color: var(--overdue); }
.card.today { border-left-color: var(--today); }

.card .info { min-width: 0; cursor: pointer; }
.card .name { font-weight: 600; font-size: 1.05rem; overflow-wrap: anywhere; }
.card .meta { color: var(--muted); font-size: .9rem; }
.card .status { font-size: .9rem; font-weight: 600; }
.card.overdue .status { color: var(--overdue); }
.card.today .status { color: var(--today); }
.card.upcoming .status { color: var(--upcoming); }
.card .notes { grid-column: 1 / -1; color: var(--muted); font-size: .85rem; margin: 0; }
.card .btns { display: flex; flex-direction: column; gap: 6px; }
.card .water { white-space: nowrap; }
.card .snooze { font-size: .8rem; padding: 4px 10px; }

.empty { text-align: center; color: var(--muted); margin: 48px 0; }

.foot { margin-top: 32px; text-align: center; }
.foot .hint { color: var(--muted); font-size: .8rem; }

dialog {
  border: 1px solid var(--border);
  border-radius: 16px;
  background: var(--card);
  color: var(--text);
  width: min(480px, calc(100vw - 32px));
  padding: 20px;
}
dialog::backdrop { background: rgb(0 0 0 / .45); }
dialog h2 { margin: 0 0 12px; }
dialog label { display: block; margin-bottom: 12px; font-size: .9rem; color: var(--muted); }
dialog input, dialog textarea {
  display: block;
  width: 100%;
  margin-top: 4px;
  font: inherit;
  color: var(--text);
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 8px 10px;
}
.row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.actions { display: flex; gap: 8px; margin-top: 8px; }
.spacer { flex: 1; }