:root {
  color-scheme: light dark;
  --bg: var(--tg-theme-bg-color, #0f172a);
  --text: var(--tg-theme-text-color, #e2e8f0);
  --hint: var(--tg-theme-hint-color, #94a3b8);
  --card: var(--tg-theme-secondary-bg-color, #111827);
  --border: rgba(148, 163, 184, 0.2);
  --button: var(--tg-theme-button-color, #2563eb);
  --button-text: var(--tg-theme-button-text-color, #ffffff);
  --danger: #dc2626;
  --success: #16a34a;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: Inter, system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
}
button, select {
  font: inherit;
}
button {
  cursor: pointer;
  border: 0;
  border-radius: 12px;
}
#app {
  max-width: 820px;
  margin: 0 auto;
  padding: 16px;
}
.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 16px;
  margin-bottom: 16px;
}
.stack { display: grid; gap: 12px; }
.row {
  display: flex;
  gap: 8px;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
}
.title {
  margin: 0;
  font-size: 24px;
}
.subtitle {
  margin: 0;
  color: var(--hint);
  font-size: 14px;
}
.nav-button, .action-button, .ghost-button {
  padding: 10px 14px;
}
.nav-button, .action-button {
  background: var(--button);
  color: var(--button-text);
}
.selected-action {
  box-shadow: 0 0 0 2px rgba(255,255,255,0.6) inset;
}
.status-academ {
  background: #2563eb;
  color: #fff;
}
.status-muzhestvo {
  background: #dc2626;
  color: #fff;
}
.status-dayoff {
  background: #64748b;
  color: #fff;
}
.status-unavailable {
  background: #111827;
  color: #fff;
  border: 1px solid rgba(255,255,255,0.12);
}
.ghost-button {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border);
}
.danger-button {
  background: var(--danger);
  color: #fff;
}
.status-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
}
.link-box {
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: rgba(148, 163, 184, 0.08);
  overflow-wrap: anywhere;
  word-break: break-word;
  font-size: 13px;
}
.compact-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
}
.calendar-grid {
  display: grid;
  grid-template-columns: repeat(7, minmax(0, 1fr));
  gap: 8px;
}
.weekday, .day-cell {
  text-align: center;
}
.weekday {
  color: var(--hint);
  font-size: 13px;
}
.day-cell {
  min-height: 74px;
  background: rgba(148, 163, 184, 0.08);
  color: var(--text);
  border: 1px solid transparent;
  padding: 8px 4px;
  border-radius: 14px;
}
.day-cell.selected {
  border-color: var(--button);
  box-shadow: 0 0 0 1px var(--button);
}
.day-cell.empty {
  visibility: hidden;
}
.day-number {
  font-size: 15px;
  font-weight: 700;
}
.day-marker {
  margin-top: 6px;
  font-size: 14px;
}
.day-label {
  margin-top: 4px;
  font-size: 12px;
  color: var(--hint);
}
.legend {
  display: grid;
  gap: 6px;
  color: var(--hint);
  font-size: 14px;
}
.list {
  display: grid;
  gap: 8px;
  margin: 0;
  padding-left: 18px;
}
.muted { color: var(--hint); }
.error { color: #fca5a5; }
.hidden { display: none !important; }
@media (max-width: 640px) {
  #app { padding: 12px; }
  .calendar-grid { gap: 6px; }
  .day-cell { min-height: 66px; }
  .status-grid { grid-template-columns: 1fr; }
  .compact-grid { grid-template-columns: 1fr; }
}