.calendar {
    background: var(--white);
    border-radius: var(--border-radius);
    padding: 1rem;
}

.calendar__header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}

.calendar__nav-btn {
    background: none;
    border: none;
    color: var(--primary);
    font-size: 1.25rem;
    cursor: pointer;
    padding: 0.5rem;
    transition: var(--transition);
}

    .calendar__nav-btn:hover {
        background: var(--gray-100);
        border-radius: var(--border-radius);
    }

.calendar__title {
    font-size: 1.25rem;
    color: var(--text-primary);
}

.calendar__grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 0.5rem;
}

.calendar__weekday {
    text-align: center;
    font-weight: 600;
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.calendar__day {
    aspect-ratio: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    border-radius: var(--border-radius);
    transition: var(--transition);
    font-size: 0.875rem;
}

    .calendar__day:hover:not(.calendar__day--disabled) {
        background: var(--primary-light);
        color: var(--white);
    }

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

.calendar__day--disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.time-slots {
    margin-top: 1rem;
    max-height: 300px;
    overflow-y: auto;
}

.time-slot {
    padding: 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    margin-bottom: 0.5rem;
    cursor: pointer;
    transition: var(--transition);
}

    .time-slot:hover:not(.time-slot--disabled) {
        background: var(--primary-light);
        color: var(--white);
    }

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

.time-slot--disabled {
    opacity: 0.5;
    cursor: not-allowed;
}