/* Calendar Component Styles */

/* Calendar Container */
.sbs-calendar-wrapper {
    background: #fff;
    border-radius: 12px;
    box-shadow: 0 2px 15px rgba(0,0,0,0.1);
    padding: 20px;
    margin-bottom: 30px;
}

.sbs-calendar-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    padding-bottom: 15px;
    border-bottom: 2px solid #f0f0f0;
}

.sbs-calendar-month {
    font-size: 20px;
    font-weight: 600;
    color: #333;
}

.sbs-calendar-nav {
    display: flex;
    gap: 10px;
}

.sbs-calendar-nav button {
    background: #f5f5f5;
    border: none;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    cursor: pointer;
    font-size: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    color: #666;
}

.sbs-calendar-nav button:hover {
    background: var(--sbs-primary-color, #2271b1);
    color: #fff;
    transform: scale(1.1);
}

.sbs-calendar-nav button:disabled {
    opacity: 0.3;
    cursor: not-allowed;
    transform: none;
}

/* Calendar Grid */
.sbs-calendar-weekdays {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 8px;
    margin-bottom: 8px;
}

.sbs-calendar-weekday {
    text-align: center;
    font-size: 12px;
    font-weight: 600;
    color: #999;
    padding: 8px 0;
}

.sbs-calendar-days {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 8px;
}

.sbs-calendar-day {
    aspect-ratio: 1;
    border: 2px solid #e0e0e0;
    border-radius: 8px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
    background: #fff;
    position: relative;
    min-height: 50px;
}

.sbs-calendar-day-number {
    font-size: 16px;
    font-weight: 600;
    color: #333;
}

.sbs-calendar-day-indicator {
    position: absolute;
    bottom: 4px;
    width: 6px;
    height: 6px;
    border-radius: 50%;
}

/* Day States */
.sbs-calendar-day.empty {
    border-color: transparent;
    cursor: default;
}

.sbs-calendar-day.past {
    background: #f5f5f5;
    border-color: #e0e0e0;
    cursor: not-allowed;
    opacity: 0.5;
}

.sbs-calendar-day.past .sbs-calendar-day-number {
    color: #999;
}

.sbs-calendar-day.available {
    border-color: #4caf50;
    background: #f1f8f4;
}

.sbs-calendar-day.available:hover {
    background: #e8f5e9;
    border-color: #4caf50;
    transform: scale(1.05);
    box-shadow: 0 4px 12px rgba(76, 175, 80, 0.3);
}

.sbs-calendar-day.available .sbs-calendar-day-indicator {
    background: #4caf50;
    animation: pulse 2s infinite;
}

.sbs-calendar-day.limited {
    border-color: #ff9800;
    background: #fff8f0;
}

.sbs-calendar-day.limited:hover {
    background: #fff3e0;
    border-color: #ff9800;
    transform: scale(1.05);
    box-shadow: 0 4px 12px rgba(255, 152, 0, 0.3);
}

.sbs-calendar-day.limited .sbs-calendar-day-indicator {
    background: #ff9800;
}

.sbs-calendar-day.unavailable {
    border-color: #f44336;
    background: #fef5f5;
    cursor: not-allowed;
}

.sbs-calendar-day.unavailable .sbs-calendar-day-number {
    color: #999;
}

.sbs-calendar-day.unavailable .sbs-calendar-day-indicator {
    background: #f44336;
}

.sbs-calendar-day.selected {
    background: var(--sbs-primary-color, #2271b1);
    border-color: var(--sbs-primary-color, #2271b1);
    transform: scale(1.05);
    box-shadow: 0 4px 15px rgba(34, 113, 177, 0.4);
}

.sbs-calendar-day.selected .sbs-calendar-day-number {
    color: #fff;
}

.sbs-calendar-day.today {
    border-width: 3px;
    font-weight: bold;
}

/* Loading State */
.sbs-calendar-loading {
    position: relative;
    pointer-events: none;
    opacity: 0.6;
}

.sbs-calendar-loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 30px;
    height: 30px;
    margin: -15px 0 0 -15px;
    border: 3px solid #f3f3f3;
    border-top: 3px solid var(--sbs-primary-color, #2271b1);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(0.8); }
}

/* Legend */
.sbs-calendar-legend {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-top: 20px;
    padding-top: 15px;
    border-top: 1px solid #e0e0e0;
    flex-wrap: wrap;
}

.sbs-legend-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    color: #666;
}

.sbs-legend-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}

.sbs-legend-dot.available {
    background: #4caf50;
}

.sbs-legend-dot.limited {
    background: #ff9800;
}

.sbs-legend-dot.unavailable {
    background: #f44336;
}

/* Time Slots Panel */
.sbs-time-slots-panel {
    margin-top: 30px;
    padding: 20px;
    background: #f9f9f9;
    border-radius: 12px;
    animation: slideDown 0.3s ease;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.sbs-time-slots-header {
    margin-bottom: 15px;
}

.sbs-time-slots-title {
    font-size: 18px;
    font-weight: 600;
    color: #333;
    margin: 0 0 5px 0;
}

.sbs-time-slots-date {
    font-size: 14px;
    color: #666;
}

.sbs-time-slots-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
    gap: 10px;
}

.sbs-time-slot-card {
    background: linear-gradient(135deg, #ffffff 0%, #f8f9fa 100%);
    border: 2px solid #e0e0e0;
    border-radius: 8px;
    padding: 12px;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
}

.sbs-time-slot-card:hover {
    border-color: var(--sbs-primary-color, #2271b1);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(34, 113, 177, 0.2);
    background: linear-gradient(135deg, #f0f7ff 0%, #e3f2fd 100%);
}

.sbs-time-slot-card.selected {
    background: linear-gradient(135deg, var(--sbs-primary-color, #2271b1) 0%, #135e96 100%);
    border-color: var(--sbs-primary-color, #2271b1);
    color: #fff;
    box-shadow: 0 6px 20px rgba(34, 113, 177, 0.4);
    transform: translateY(-2px) scale(1.05);
}

.sbs-time-slot-card.unavailable {
    opacity: 0.4;
    cursor: not-allowed;
    background: #f5f5f5;
}

.sbs-time-slot-card.unavailable:hover {
    transform: none;
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
    border-color: #e0e0e0;
    background: #f5f5f5;
}

.sbs-time-slot-time {
    font-size: 18px;
    font-weight: 700;
    display: block;
    margin-bottom: 4px;
    color: var(--sbs-primary-color, #2271b1);
}

.sbs-time-slot-card.selected .sbs-time-slot-time {
    color: #fff;
}

.sbs-time-slot-spots {
    font-size: 12px;
    opacity: 0.8;
    font-weight: 500;
    color: #28a745;
}

.sbs-time-slot-card.selected .sbs-time-slot-spots {
    color: rgba(255,255,255,0.9);
}

.sbs-time-slot-card.unavailable .sbs-time-slot-spots {
    color: #dc3232;
}

/* Responsive Design */
@media (max-width: 768px) {
    .sbs-calendar-wrapper {
        padding: 15px;
    }
    
    .sbs-calendar-header {
        flex-direction: column;
        gap: 10px;
        text-align: center;
    }
    
    .sbs-calendar-month {
        font-size: 18px;
    }
    
    .sbs-calendar-day {
        min-height: 45px;
    }
    
    .sbs-calendar-day-number {
        font-size: 14px;
    }
    
    .sbs-calendar-legend {
        gap: 15px;
    }
    
    .sbs-time-slots-grid {
        grid-template-columns: repeat(auto-fill, minmax(80px, 1fr));
        gap: 8px;
    }
    
    .sbs-time-slots-panel {
        padding: 15px;
    }
}

@media (max-width: 480px) {
    .sbs-calendar-days {
        gap: 4px;
    }
    
    .sbs-calendar-day {
        min-height: 40px;
        border-width: 1px;
    }
    
    .sbs-calendar-day-number {
        font-size: 13px;
    }
    
    .sbs-calendar-weekday {
        font-size: 11px;
        padding: 6px 0;
    }
    
    .sbs-time-slots-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* Quick Select Buttons */
.sbs-quick-select {
    display: flex;
    gap: 10px;
    margin-bottom: 15px;
    flex-wrap: wrap;
}

.sbs-quick-btn {
    padding: 8px 16px;
    background: #f5f5f5;
    border: 1px solid #ddd;
    border-radius: 20px;
    font-size: 13px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.sbs-quick-btn:hover {
    background: var(--sbs-primary-color, #2271b1);
    color: #fff;
    border-color: var(--sbs-primary-color, #2271b1);
}

/* Empty State */
.sbs-calendar-empty {
    text-align: center;
    padding: 40px 20px;
    color: #999;
}

.sbs-calendar-empty-icon {
    font-size: 48px;
    margin-bottom: 15px;
    opacity: 0.5;
}

.sbs-calendar-empty-text {
    font-size: 16px;
}