.demo-banner {
  background: rgba(126, 225, 200, 0.1);
  border: 1px solid rgba(126, 225, 200, 0.25);
  border-radius: var(--radius);
  color: var(--text-muted);
  padding: 0.75rem 1rem;
  margin-bottom: 1.5rem;
  font-size: 0.9rem;
}
.demo-banner strong { color: var(--accent); }
.demo-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  color: #0a0e14;
  background: var(--gradient-accent);
  border-radius: var(--radius-sm);
  padding: 0.55rem 0.85rem;
  font-weight: 700;
}
.demo-cta:hover { color: #0a0e14; }
.calendar-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1rem;
}
.month-title { font-size: 1.15rem; font-weight: 700; letter-spacing: -0.02em; }
.calendar-grid {
  display: grid;
  grid-template-columns: repeat(7, minmax(0, 1fr));
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}
.weekday {
  padding: 0.65rem;
  color: var(--text-dim);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  border-bottom: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.015);
}
.day-cell {
  min-height: 112px;
  padding: 0.75rem;
  border-right: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  cursor: pointer;
}
.day-cell:nth-child(7n) { border-right: none; }
.day-cell:hover { background: var(--bg-hover); }
.day-cell.empty { cursor: default; background: rgba(255, 255, 255, 0.01); }
.day-number { color: var(--text-muted); font-size: 0.82rem; font-weight: 600; }
.day-total { margin-top: 0.55rem; font-size: 1.05rem; font-weight: 700; color: var(--accent-warm); font-variant-numeric: tabular-nums; }
.day-count { color: var(--text-dim); font-size: 0.76rem; margin-top: 0.2rem; }
.day-cell.selected { outline: 2px solid var(--accent); outline-offset: -2px; background: rgba(126, 225, 200, 0.06); }
@media (max-width: 760px) {
  .calendar-grid { display: block; border: none; background: transparent; }
  .weekday { display: none; }
  .day-cell { min-height: 0; margin-bottom: 0.5rem; border: 1px solid var(--border); border-radius: var(--radius-sm); background: var(--bg-elev); }
  .day-cell.empty { display: none; }
}