/* ===================================
   Calendar Styles
   =================================== */

.booking-calendar {
    background: var(--color-gray-100);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
}

.calendar-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--spacing-lg);
}

.calendar-nav {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-white);
    border-radius: var(--radius-md);
    color: var(--color-gray-600);
    transition: all var(--transition-fast);
}

.calendar-nav:hover {
    background: var(--color-secondary);
    color: var(--color-white);
}

.calendar-nav svg {
    width: 20px;
    height: 20px;
}

.calendar-title {
    font-family: var(--font-heading);
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--color-primary);
}

.calendar-weekdays {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-sm);
}

.calendar-weekdays span {
    text-align: center;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--color-gray-500);
    text-transform: uppercase;
    padding: var(--spacing-sm);
}

.calendar-days {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-lg);
}

.calendar-day {
    aspect-ratio: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--color-gray-700);
    background: var(--color-white);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.calendar-day:hover:not(.disabled):not(.other-month) {
    background: var(--color-secondary);
    color: var(--color-white);
}

.calendar-day.today {
    border: 2px solid var(--color-secondary);
}

.calendar-day.selected {
    background: var(--color-primary);
    color: var(--color-white);
}

.calendar-day.disabled {
    color: var(--color-gray-400);
    cursor: not-allowed;
    background: var(--color-gray-100);
}

.calendar-day.other-month {
    color: var(--color-gray-400);
    background: transparent;
}

.calendar-day.available {
    position: relative;
}

.calendar-day.available::after {
    content: '';
    position: absolute;
    bottom: 4px;
    left: 50%;
    transform: translateX(-50%);
    width: 4px;
    height: 4px;
    background: var(--color-success);
    border-radius: var(--radius-full);
}

/* Time Slots */
.time-slots {
    border-top: 1px solid var(--color-gray-300);
    padding-top: var(--spacing-lg);
    opacity: 0.5;
    pointer-events: none;
    transition: opacity var(--transition-base);
}

.time-slots.active {
    opacity: 1;
    pointer-events: auto;
}

.time-slots-title {
    font-family: var(--font-heading);
    font-size: 1rem;
    font-weight: 600;
    color: var(--color-primary);
    margin-bottom: var(--spacing-md);
}

.time-slots-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-sm);
}

.time-slot {
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-gray-700);
    background: var(--color-white);
    border: 1px solid var(--color-gray-300);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.time-slot:hover:not(.disabled) {
    border-color: var(--color-secondary);
    color: var(--color-secondary);
}

.time-slot.selected {
    background: var(--color-secondary);
    border-color: var(--color-secondary);
    color: var(--color-white);
}

.time-slot.disabled {
    color: var(--color-gray-400);
    background: var(--color-gray-100);
    cursor: not-allowed;
}

/* Responsive */
@media (max-width: 640px) {
    .time-slots-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .calendar-day {
        font-size: 0.875rem;
    }
}