/* ============================================
   CALENDAR GRID + DATE CELLS + BOOKING BARS
   Extracted from calendar-styles.css (core)
   ============================================ */

/* --------------------------------------------
   Month grid
   -------------------------------------------- */

.calendar-grid-month {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  grid-template-rows: 28px repeat(6, var(--calendar-row-height));
  gap: 1px;
  background: var(--color-surface-grid-bg);
  padding: 1px;
  border-radius: var(--radius-date);
  overflow: hidden;
  box-shadow: var(--shadow-grid);
  grid-auto-rows: var(--calendar-row-height);
  position: relative;
}

.day-name {
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-surface-day-header);
  font-weight: 600;
  font-size: var(--font-size-day-name);
  text-transform: uppercase;
  letter-spacing: var(--ls-day-name);
  opacity: 0.85;
  height: 100%;
  padding: 0;
  line-height: normal;
}

.date-cell {
  min-height: var(--calendar-row-height);
  padding: 6px 6px 8px;
  background: radial-gradient(
      circle at top,
      rgba(255, 255, 255, var(--opacity-xxlow)),
      transparent 60%
    ),
    var(--color-surface-date);
  border: 1px solid var(--color-border-date);
  position: relative;
  cursor: pointer;
  transition:
    background var(--transition-slow),
    border-color var(--transition-slow),
    transform var(--transition-fast);
}

.date-cell:hover {
  background: var(--color-surface-date-hover);
  border-color: var(--color-border-date-hover);
  transform: translateY(-1px);
}

.date-number {
  font-size: var(--font-size-date-number);
  opacity: 0.8;
  margin-bottom: 4px;
}

/* --------------------------------------------
   Booking bars (overlay mode)
   -------------------------------------------- */

.booking-bar {
  height: 18px;
  border-radius: 4px;
  color: var(--color-booking-bar-text);
  font-size: var(--font-size-booking-bar);
  padding: 2px 6px;
  display: flex;
  align-items: center;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  opacity: 0.95;
  position: absolute;
  pointer-events: auto;
  box-sizing: border-box;
  z-index: 60;
}

.booking-bar.provisional {
  position: absolute;
  overflow: hidden;
  pointer-events: auto;
}

.booking-bar.provisional::after {
  content: "";
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(
    45deg,
    var(--color-booking-bar-provisional-stripe) 0,
    var(--color-booking-bar-provisional-stripe) 6px,
    transparent 6px,
    transparent 12px
  );
  opacity: 0.4;
  pointer-events: auto;
}

/* Unavailable / Blocked-out bookings */
.booking-bar.unavailable {
  background: repeating-linear-gradient(
    45deg,
    var(--color-booking-bar-unavailable-dark) 0,
    var(--color-booking-bar-unavailable-dark) 8px,
    var(--color-booking-bar-unavailable-light) 8px,
    var(--color-booking-bar-unavailable-light) 16px
  );
  opacity: 0.85;
}