/* ========================================
   CALENDAR DESKTOP - Griglia Settimanale
   ======================================== */

.home-calendar-container {
    background: var(--cal-bg-white);
    border-radius: var(--cal-radius-xl);
    padding: var(--cal-spacing-xl);
    box-shadow: var(--cal-shadow-md);
    position: relative;
}

.calendar-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--cal-spacing-xl);
    padding-bottom: var(--cal-spacing-lg);
    border-bottom: 2px solid var(--cal-bg-gray-100);
}

.nav-btn {
    width: 40px;
    height: 40px;
    border-radius: 10px;
    border: 2px solid var(--cal-border-gray);
    background: var(--cal-bg-white);
    color: var(--cal-text-gray);
    cursor: pointer;
    transition: all var(--cal-transition-fast);
    display: flex;
    align-items: center;
    justify-content: center;
}

.nav-btn:hover {
    border-color: var(--cal-primary);
    color: var(--cal-primary);
    background: var(--cal-primary-bg);
}

.week-display {
    text-align: center;
}

.week-label {
    display: block;
    font-size: 13px;
    color: var(--cal-text-light);
    font-weight: 500;
    margin-bottom: var(--cal-spacing-xs);
}

.week-dates {
    font-size: 18px;
    font-weight: 700;
    color: var(--cal-text-dark);
}

.calendar-grid-wrapper {
    overflow: hidden;
    max-height: 600px;
    transition: max-height var(--cal-transition-slow);
    position: relative;
}

.calendar-grid-wrapper.expanded {
    max-height: 3000px;
}

.calendar-grid-wrapper.collapsed {
    max-height: 600px;
}

.calendar-grid-wrapper.collapsed::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 100px;
    background: linear-gradient(to bottom, transparent, var(--cal-bg-white));
    pointer-events: none;
}

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

.calendar-days-header {
    display: grid;
    grid-template-columns: 80px repeat(7, 1fr);
    gap: 1px;
    background: var(--cal-border-gray);
    border-radius: var(--cal-radius-md) var(--cal-radius-md) 0 0;
    overflow: hidden;
}

.time-column-header {
    background: var(--cal-bg-gray-50);
}

.day-header {
    background: var(--cal-bg-white);
    padding: 15px 10px;
    text-align: center;
}

.day-header.today {
    background: var(--color-primary);
}

.day-name {
    font-size: 13px;
    font-weight: 600;
    color: var(--cal-text-gray);
    text-transform: uppercase;
    margin-bottom: var(--cal-spacing-xs);
}

.day-number {
    font-size: 20px;
    font-weight: 700;
    color: var(--cal-text-dark);
}

.calendar-body {
    display: grid;
    grid-template-columns: 80px 1fr;
    gap: 1px;
    background: var(--cal-border-gray);
}

.time-column {
    background: var(--cal-bg-gray-50);
}

.time-slot-label {
    min-height: 80px;
    padding: 10px;
    font-size: 12px;
    font-weight: 600;
    color: var(--cal-text-gray);
    border-bottom: 1px solid var(--cal-border-gray);
    display: flex;
    align-items: flex-start;
}

.days-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 1px;
    background: var(--cal-border-gray);
}

.day-column {
    background: var(--cal-bg-white);
}

.day-column.today-column {
    background: var(--cal-primary-bg);
}

.time-cell {
    min-height: 80px;
    padding: 4px;
    border-bottom: 1px solid var(--cal-border-gray);
    position: relative;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.time-cell.empty-cell {
    display: flex;
    align-items: center;
    justify-content: center;
    background: #fafafa;
}

.no-course-indicator {
    color: var(--color-border);
    font-size: 18px;
    font-weight: 300;
    user-select: none;
}

.course-block {
    border-radius: var(--cal-radius-sm);
    padding: 10px;
    cursor: pointer;
    transition: all var(--cal-transition-fast);
    position: relative;
    overflow: hidden;
    flex: 1;
}

.course-block:hover {
    transform: translateY(-2px);
    box-shadow: var(--cal-shadow-sm);
}

.course-icon {
    font-size: 20px;
    margin-bottom: 6px;
}

.course-info {
    font-size: 12px;
}

.course-name {
    font-weight: 700;
    color: var(--cal-text-dark);
    margin-bottom: 4px;
}

.course-time {
    color: var(--cal-text-gray);
    font-weight: 600;
    margin-bottom: 3px;
}

.course-teacher {
    color: var(--cal-text-light);
    margin-bottom: 6px;
}

.course-capacity {
    position: relative;
    height: 6px;
    background: var(--cal-border-gray);
    border-radius: 3px;
    overflow: hidden;
    margin-bottom: 4px;
}

.capacity-bar {
    position: absolute;
    left: 0;
    top: 0;
    height: 100%;
    border-radius: 3px;
    transition: width var(--cal-transition-normal);
}

.capacity-text {
    font-size: 11px;
    font-weight: 600;
    color: var(--cal-text-gray);
}

.calendar-expand-bar {
    margin-top: var(--cal-spacing-lg);
    padding-top: var(--cal-spacing-lg);
    border-top: 2px solid var(--cal-bg-gray-100);
    display: flex;
    justify-content: center;
}

.expand-btn {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 24px;
    background: linear-gradient(135deg, var(--cal-primary), var(--cal-primary-light));
    color: white;
    border: none;
    border-radius: var(--cal-radius-md);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--cal-transition-normal);
    box-shadow: var(--cal-shadow-primary);
}

.expand-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.08);
}

.expand-btn:active {
    transform: translateY(0);
}

.expand-icon {
    transition: transform var(--cal-transition-normal);
}

.expand-btn.expanded .expand-icon {
    transform: rotate(180deg);
}

.calendar-legend {
    display: flex;
    gap: var(--cal-spacing-lg);
    justify-content: center;
    margin-top: var(--cal-spacing-lg);
    padding-top: var(--cal-spacing-lg);
    border-top: 2px solid var(--cal-bg-gray-100);
}

.legend-item {
    display: flex;
    align-items: center;
    gap: var(--cal-spacing-sm);
    font-size: 13px;
    color: var(--cal-text-gray);
}

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

/* Responsive Desktop */
@media (max-width: 1200px) {
    .calendar-days-header {
        grid-template-columns: 60px repeat(7, 1fr);
    }
    
    .calendar-body {
        grid-template-columns: 60px 1fr;
    }
    
    .time-slot-label {
        font-size: 11px;
        padding: 8px;
    }
}

@media (max-width: 992px) {
    .home-calendar-container {
        padding: var(--cal-spacing-lg);
    }
    
    .calendar-grid {
        overflow-x: scroll;
    }
    
    .days-grid {
        min-width: 600px;
    }
}

@media (max-width: 768px) {
    .home-calendar-container {
        padding: 20px 15px;
    }
    
    .week-dates {
        font-size: 16px;
    }
    
    .calendar-grid-wrapper.collapsed {
        max-height: 400px;
    }
}