/* ============================================
   AVAILABILITY CALENDAR STYLES
   ============================================ */

.availability-container {
    max-width: 1200px;
    margin: 120px auto 0;
    padding: 0 2rem;
}

.availability-widget {
    background: var(--surface-color);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-card);
    overflow: hidden;
}

/* Header */
.availability-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 2rem;
    border-bottom: 1px solid var(--border-color);
}

.header-text h3 {
    font-size: 1.8rem;
    font-weight: 400;
    margin-bottom: 0.5rem;
    color: var(--text-color);
}

.header-text p {
    font-size: 1rem;
    color: var(--subtext-color);
}

.btn-primary {
    padding: 0.8rem 2rem;
    background: var(--brand-color);
    color: #fff;
    border-radius: var(--radius-sm);
    font-size: 1rem;
    font-weight: 500;
    transition: background var(--transition-medium);
    text-decoration: none;
    display: inline-block;
}

.btn-primary:hover {
    background: var(--brand-color-hover);
}

/* Calendar Wrapper */
.calendar-wrapper {
    padding: 2rem;
}

/* Calendar Navigation */
.calendar-nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
}

.nav-btn {
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
    border-radius: 50%;
    transition: background var(--transition-fast);
    display: flex;
    align-items: center;
    justify-content: center;
}

.nav-btn:hover:not(:disabled) {
    background: var(--surface-hover);
}

.nav-btn:disabled {
    opacity: 0.3;
    cursor: not-allowed;
}

.nav-btn svg {
    width: 24px;
    height: 24px;
}

.calendar-months {
    display: flex;
    gap: 3rem;
    flex: 1;
    justify-content: center;
}

.month-label {
    font-size: 1rem;
    font-weight: 500;
    color: var(--text-color);
    min-width: 150px;
    text-align: center;
}

/* Calendar Grids */
.calendar-grids {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    margin-bottom: 2rem;
}

.calendar-grid {
    overflow-x: auto;
}

.calendar-table {
    width: 100%;
    border-collapse: collapse;
}

.calendar-table thead th {
    padding: 0.8rem 0.5rem;
    text-align: center;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--subtext-color);
    border-bottom: 1px solid var(--border-color);
}

.calendar-table tbody td {
    padding: 0;
    text-align: center;
    position: relative;
}

/* Calendar Day Cell - View Only */
.calendar-day {
    width: 100%;
    height: 45px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: none;
    background: var(--surface-color);
    font-size: 0.95rem;
    color: var(--text-color);
    position: relative;
    border-radius: var(--radius-sm);
    margin: 2px;
    /* NO cursor or hover - view only */
}

.calendar-day:not(.disabled):not(.unavailable):hover {
    background: var(--surface-hover);
    transform: scale(1.05);
}

/* Day States */
.calendar-day.today {
    font-weight: 600;
    border: 2px solid var(--text-color);
}
.calendar-day.unavailable {
    background: var(--surface-muted);
    color: var(--subtext-color);
    cursor: not-allowed;
}

.calendar-day.unavailable::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 10%;
    right: 10%;
    height: 1px;
    background: var(--border-color);
    transform: translateY(-50%) rotate(-45deg);
}

.calendar-day.disabled,
.calendar-day.outside-month {
    color: var(--subtext-color);
    cursor: not-allowed;
}

/* Legend */
.calendar-legend {
    display: flex;
    justify-content: center;
    gap: 2rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--border-color);
}

.legend-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.9rem;
    color: var(--subtext-color);
}

.legend-box {
    width: 20px;
    height: 20px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border-color);
}

.legend-box.available {
    background: var(--surface-color);
}

.legend-box.unavailable {
    background: var(--surface-muted);
    position: relative;
}

.legend-box.unavailable::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 10%;
    right: 10%;
    height: 1px;
    background: var(--subtext-color);
    transform: translateY(-50%) rotate(-45deg);
}

.legend-box.selected {
    background: var(--brand-color);
}

/* ============================================
   RESPONSIVE DESIGN
   ============================================ */
@media (max-width: 992px) {
    .calendar-grids {
        gap: 1.5rem;
    }
    
    .calendar-months {
        gap: 1.5rem;
    }
}

@media (max-width: 768px) {
    .availability-container {
        margin-top: 100px;
        padding: 0 1rem;
    }
    
    .availability-header {
        flex-direction: column;
        gap: 1.5rem;
        text-align: center;
    }
    
    .calendar-grids {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .calendar-months {
        flex-direction: column;
        gap: 0.5rem;
    }
    
    .calendar-wrapper {
        padding: 1rem;
    }
    
    .calendar-legend {
        flex-direction: column;
        align-items: center;
        gap: 0.8rem;
    }
    
    .calendar-day {
        height: 40px;
        font-size: 0.9rem;
    }
}

@media (max-width: 480px) {
    .calendar-table thead th {
        padding: 0.5rem 0.2rem;
        font-size: 0.75rem;
    }
    
    .calendar-day {
        height: 35px;
        font-size: 0.85rem;
    }
    
    .month-label {
        font-size: 0.9rem;
    }
}