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

.cal-nav-btn {
  appearance: none;
  min-width: 0;
  min-height: 0;
  height: 32px;
  padding: 0 14px;
  border-radius: 6px;
  border: 1px solid rgba(56, 189, 248, 0.55);
  background: linear-gradient(180deg, #1e293b 0%, #0f172a 100%);
  color: #e0f2fe;
  font-size: calc(24 * var(--rpx));
  font-weight: 600;
  letter-spacing: 0.08em;
  line-height: 32px;
  cursor: pointer;
  font-family: inherit;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.12), 0 0 10px rgba(56, 189, 248, 0.18);
}
.cal-nav-btn:active {
  transform: scale(0.97);
  box-shadow: inset 0 0 8px rgba(14, 165, 233, 0.35);
}
.cal-month-label {
  appearance: none;
  border: none;
  background: transparent;
  font: inherit;
  font-weight: 700;
  cursor: pointer;
  padding: 4px 8px;
  color: inherit;
}
.cal-year-grid,
.cal-month-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: calc(10 * var(--rpx));
  margin-top: calc(12 * var(--rpx));
}
.cal-ym-year-nav {
  margin-bottom: calc(8 * var(--rpx));
}
.cal-month-hint {
  margin-top: calc(20 * var(--rpx));
  color: #64748b;
  font-size: calc(24 * var(--rpx));
}
.cal-ym-cell {
  appearance: none;
  border: 1px solid #e2e8f0;
  background: #f8fafc;
  border-radius: calc(12 * var(--rpx));
  padding: calc(16 * var(--rpx)) 0;
  font-family: inherit;
  font-size: calc(24 * var(--rpx));
  cursor: pointer;
}
.cal-ym-cell.picked {
  background: #3b82f6;
  border-color: #3b82f6;
  color: #fff;
}
.cal-ym-cell:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}