.app {
  display: grid;
  grid-template-columns: var(--sidebar-w) 1fr;
  min-height: 100vh;
}

.app[hidden] { display: none; }

.content {
  display: grid;
  grid-template-rows: var(--header-h) 1fr;
  min-height: 100vh;
  min-width: 0;
}

.main {
  padding: var(--space-8);
  min-width: 0;
}

.calendar {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.calendar__weekdays {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 0;
}

.calendar__weekday {
  padding: var(--space-3);
  font-size: 12px;
  font-weight: var(--fw-medium);
  letter-spacing: var(--ls-label);
  text-transform: uppercase;
  color: var(--text-secondary);
  line-height: 1;
}

.calendar__grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  grid-auto-rows: minmax(var(--cell-min-h), auto);
  gap: 1px;
  background: var(--hairline);
  border: 1px solid var(--hairline);
  border-radius: var(--radius-card-sm);
  overflow: hidden;
}

@media (max-width: 860px) {
  .app { grid-template-columns: 1fr; }
  .calendar__weekday { font-size: 11px; padding: var(--space-2); }
  .calendar__grid { grid-auto-rows: minmax(110px, auto); }
}