/**
 * Calendar Display Styles
 * 
 * CSS styles for the calendar grid layout with responsive design,
 * proper spacing, hover effects, and event indicators within calendar cells.
 * Designed to work with the CalendarDisplayController class.
 */

/* Calendar Grid Container */
.calendar-grid-container {
    width: 100%;
    max-width: 100%;
    margin: 0 auto;
}

/* Calendar Header */
.calendar-header {
    text-align: center;
    margin-bottom: 1.5rem;
}

.calendar-header h3 {
    color: #1f2937;
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

/* Weekly Grid Container */
.weekly-grid {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

/* Week Container */
.week-container {
    background: white;
    border-radius: 0.5rem;
    box-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1);
    border: 1px solid #e5e7eb;
    overflow: hidden;
    transition: box-shadow 0.2s ease;
}

.week-container:hover {
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}

/* Week Header */
.week-header {
    background-color: #f9fafb;
    padding: 0.75rem 1rem;
    border-bottom: 1px solid #e5e7eb;
}

.week-header h4 {
    font-size: 0.875rem;
    font-weight: 500;
    color: #374151;
    margin: 0;
}

/* Days Grid */
.days-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 0;
}

/* Day Cell */
.day-cell {
    border-right: 1px solid #e5e7eb;
    border-bottom: 1px solid #e5e7eb;
    padding: 0.75rem;
    min-height: 120px;
    position: relative;
    background: white;
    transition: background-color 0.2s ease;
}

.day-cell:last-child {
    border-right: none;
}

.day-cell:hover {
    background-color: #f9fafb;
}

/* Day Header */
.day-header {
    margin-bottom: 0.5rem;
    border-bottom: 1px solid #f3f4f6;
    padding-bottom: 0.25rem;
}

.day-header .day-name {
    font-size: 0.75rem;
    font-weight: 500;
    color: #6b7280;
    margin-bottom: 0.25rem;
    text-transform: uppercase;
    letter-spacing: 0.025em;
}

.day-header .day-number {
    font-size: 0.875rem;
    font-weight: 600;
    color: #111827;
}

/* Events Container */
.events-container {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    max-height: 80px;
    overflow-y: auto;
}

/* Custom scrollbar for events container */
.events-container::-webkit-scrollbar {
    width: 4px;
}

.events-container::-webkit-scrollbar-track {
    background: #f1f5f9;
    border-radius: 2px;
}

.events-container::-webkit-scrollbar-thumb {
    background: #cbd5e1;
    border-radius: 2px;
}

.events-container::-webkit-scrollbar-thumb:hover {
    background: #94a3b8;
}

/* Event Item */
.event-item {
    padding: 0.5rem;
    border-radius: 0.375rem;
    font-size: 0.75rem;
    cursor: pointer;
    transition: all 0.2s ease;
    border: 1px solid transparent;
    position: relative;
    overflow: hidden;
}

.event-item:hover {
    transform: translateY(-1px);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    border-color: rgba(0, 0, 0, 0.1);
}

.event-item:active {
    transform: translateY(0);
}

/* Event Item Content */
.event-item .event-title {
    font-weight: 500;
    color: #111827;
    margin-bottom: 0.25rem;
    line-height: 1.2;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.event-item .event-time {
    color: #4b5563;
    margin-bottom: 0.25rem;
    font-size: 0.6875rem;
}

.event-item .event-price {
    color: #374151;
    font-weight: 500;
    font-size: 0.6875rem;
}

/* Event Category Colors */
.event-item.bg-brand-orange {
    background-color: #fed7aa;
    border-color: #f97316;
}

.event-item.bg-brand-orange:hover {
    background-color: #fdba74;
    border-color: #ea580c;
}

.event-item.bg-blue-100 {
    background-color: #dbeafe;
    border-color: #3b82f6;
}

.event-item.bg-blue-100:hover {
    background-color: #bfdbfe;
    border-color: #2563eb;
}

.event-item.bg-green-100 {
    background-color: #dcfce7;
    border-color: #22c55e;
}

.event-item.bg-green-100:hover {
    background-color: #bbf7d0;
    border-color: #16a34a;
}

.event-item.bg-purple-100 {
    background-color: #e9d5ff;
    border-color: #a855f7;
}

.event-item.bg-purple-100:hover {
    background-color: #ddd6fe;
    border-color: #9333ea;
}

.event-item.bg-red-100 {
    background-color: #fee2e2;
    border-color: #ef4444;
}

.event-item.bg-red-100:hover {
    background-color: #fecaca;
    border-color: #dc2626;
}

.event-item.bg-yellow-100 {
    background-color: #fef3c7;
    border-color: #f59e0b;
}

.event-item.bg-yellow-100:hover {
    background-color: #fde68a;
    border-color: #d97706;
}

/* Event Indicators */
.event-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 3px;
    height: 100%;
    background-color: currentColor;
    opacity: 0.6;
}

/* Multiple Events Indicator */
.day-cell[data-event-count]::after {
    content: attr(data-event-count);
    position: absolute;
    top: 0.25rem;
    right: 0.25rem;
    background-color: #f97316;
    color: white;
    font-size: 0.625rem;
    font-weight: 600;
    padding: 0.125rem 0.25rem;
    border-radius: 0.75rem;
    min-width: 1rem;
    text-align: center;
    line-height: 1;
}

/* No Events Message */
.no-events-message {
    text-align: center;
    padding: 3rem 1rem;
}

.no-events-message .message-box {
    background: white;
    padding: 2rem;
    border-radius: 1rem;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    border: 2px solid #e5e7eb;
    max-width: 400px;
    margin: 0 auto;
}

.no-events-message .icon {
    width: 4rem;
    height: 4rem;
    color: #9ca3af;
    margin: 0 auto 1rem;
}

.no-events-message h3 {
    font-size: 1.25rem;
    font-weight: 600;
    color: #4b5563;
    margin-bottom: 0.5rem;
}

.no-events-message p {
    color: #6b7280;
    line-height: 1.5;
}

/* Responsive Design */

/* Tablet Styles */
@media (max-width: 1024px) {
    .day-cell {
        min-height: 100px;
        padding: 0.5rem;
    }
    
    .event-item {
        padding: 0.375rem;
        font-size: 0.6875rem;
    }
    
    .events-container {
        max-height: 70px;
    }
}

/* Mobile Styles */
@media (max-width: 768px) {
    .calendar-grid-container {
        padding: 0 0.5rem;
    }
    
    .weekly-grid {
        gap: 1rem;
    }
    
    .days-grid {
        grid-template-columns: repeat(7, 1fr);
        gap: 1px;
        background-color: #e5e7eb;
    }
    
    .day-cell {
        min-height: 80px;
        padding: 0.375rem;
        border: none;
        background: white;
    }
    
    .day-header .day-name {
        font-size: 0.625rem;
    }
    
    .day-header .day-number {
        font-size: 0.75rem;
    }
    
    .event-item {
        padding: 0.25rem;
        font-size: 0.625rem;
        border-radius: 0.25rem;
    }
    
    .event-item .event-title {
        -webkit-line-clamp: 1;
        margin-bottom: 0.125rem;
    }
    
    .event-item .event-time,
    .event-item .event-price {
        font-size: 0.5625rem;
    }
    
    .events-container {
        max-height: 50px;
        gap: 0.125rem;
    }
    
    /* Stack layout for very small screens */
    @media (max-width: 480px) {
        .days-grid {
            grid-template-columns: 1fr;
        }
        
        .day-cell {
            min-height: auto;
            padding: 0.75rem;
            border-bottom: 1px solid #e5e7eb;
        }
        
        .day-header {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            margin-bottom: 0.75rem;
        }
        
        .day-header .day-name,
        .day-header .day-number {
            font-size: 0.875rem;
        }
        
        .events-container {
            max-height: none;
            display: grid;
            grid-template-columns: 1fr;
            gap: 0.5rem;
        }
        
        .event-item {
            padding: 0.75rem;
            font-size: 0.875rem;
        }
        
        .event-item .event-title {
            font-size: 1rem;
            font-weight: 600;
            -webkit-line-clamp: none;
            margin-bottom: 0.5rem;
        }
        
        .event-item .event-time,
        .event-item .event-price {
            font-size: 0.875rem;
        }
    }
}

/* Print Styles */
@media print {
    .calendar-grid-container {
        background: white;
    }
    
    .week-container {
        box-shadow: none;
        border: 1px solid #000;
        break-inside: avoid;
        margin-bottom: 1rem;
    }
    
    .day-cell {
        border: 1px solid #000;
    }
    
    .event-item {
        background: white !important;
        border: 1px solid #000;
        color: #000 !important;
    }
    
    .event-item:hover {
        transform: none;
        box-shadow: none;
    }
}

/* High Contrast Mode */
@media (prefers-contrast: high) {
    .day-cell {
        border-color: #000;
    }
    
    .event-item {
        border: 2px solid #000;
        background: white;
        color: #000;
    }
    
    .week-header {
        background: #f0f0f0;
        border-color: #000;
    }
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
    .event-item,
    .week-container,
    .day-cell {
        transition: none;
    }
    
    .event-item:hover {
        transform: none;
    }
}

/* Focus Styles for Accessibility */
.event-item:focus {
    outline: 2px solid #f97316;
    outline-offset: 2px;
}

.event-item:focus:not(:focus-visible) {
    outline: none;
}

/* Loading State */
.calendar-loading {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 200px;
    color: #6b7280;
}

.calendar-loading::after {
    content: '';
    width: 2rem;
    height: 2rem;
    border: 2px solid #e5e7eb;
    border-top-color: #f97316;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* Error State */
.calendar-error {
    text-align: center;
    padding: 2rem;
    color: #dc2626;
    background: #fef2f2;
    border: 1px solid #fecaca;
    border-radius: 0.5rem;
    margin: 1rem 0;
}

/* Utility Classes */
.calendar-hidden {
    display: none;
}

.calendar-visible {
    display: block;
}

/* Animation for calendar updates */
.calendar-fade-in {
    animation: fadeIn 0.3s ease-in-out;
}

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

/* Event overflow handling */
.events-container.has-overflow::after {
    content: '...';
    position: absolute;
    bottom: 0.25rem;
    right: 0.25rem;
    background: rgba(255, 255, 255, 0.9);
    padding: 0.125rem 0.25rem;
    border-radius: 0.25rem;
    font-size: 0.625rem;
    color: #6b7280;
    font-weight: 500;
}

/* Today highlight */
.day-cell.is-today {
    background-color: #fef3c7;
    border-color: #f59e0b;
}

.day-cell.is-today .day-number {
    color: #d97706;
    font-weight: 700;
}

/* Weekend styling */
.day-cell.is-weekend {
    background-color: #f8fafc;
}

/* Past date styling */
.day-cell.is-past {
    opacity: 0.6;
    background-color: #f1f5f9;
}

.day-cell.is-past .event-item {
    opacity: 0.7;
}

/* Concurrent event card styling for main events list */
.concurrent-event-card {
    border-left: 4px solid #f97316;
    margin-left: 1rem;
    position: relative;
}

.concurrent-event-card::before {
    content: '↳ Concurrent';
    position: absolute;
    top: -0.5rem;
    left: -1rem;
    background: #f97316;
    color: white;
    font-size: 0.75rem;
    padding: 0.125rem 0.5rem;
    border-radius: 0.25rem;
    font-weight: 600;
}

/* Search result styling */
.search-result {
    border: 2px solid transparent;
    transition: border-color 0.2s ease;
}

.search-result:hover {
    border-color: #f97316;
}

/* Search input styling */
#event-search-input {
    transition: all 0.2s ease;
}

#event-search-input:focus {
    box-shadow: 0 0 0 3px rgba(249, 115, 22, 0.1);
}

/* Concurrent events styling */
.event-item.concurrent-event {
    border-left: 3px solid #f97316;
    margin-left: 0.5rem;
    position: relative;
}

.event-item.concurrent-event::before {
    content: '↳';
    position: absolute;
    left: -0.75rem;
    top: 0.25rem;
    color: #f97316;
    font-weight: bold;
    font-size: 0.75rem;
}

/* Event count indicator */
.event-count-indicator {
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.2);
    z-index: 10;
}

/* Registration indicator */
.registration-indicator {
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

/* Event preview tooltip */
#event-preview-tooltip {
    z-index: 1000;
    animation: fadeInTooltip 0.2s ease-out;
}

@keyframes fadeInTooltip {
    from {
        opacity: 0;
        transform: translateY(-5px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Enhanced event item states */
.event-item:hover .registration-indicator {
    color: #ea580c;
    font-weight: 600;
}

.event-item:focus {
    outline: 2px solid #f97316;
    outline-offset: 2px;
    z-index: 5;
}

/* Empty day state */
.empty-day {
    pointer-events: none;
    user-select: none;
}

/* Enhanced category colors with borders */
.event-item.bg-brand-orange {
    background-color: #fed7aa;
    border: 1px solid #f97316;
}

.event-item.bg-blue-100 {
    background-color: #dbeafe;
    border: 1px solid #3b82f6;
}

.event-item.bg-green-100 {
    background-color: #dcfce7;
    border: 1px solid #22c55e;
}

.event-item.bg-purple-100 {
    background-color: #e9d5ff;
    border: 1px solid #a855f7;
}

.event-item.bg-red-100 {
    background-color: #fee2e2;
    border: 1px solid #ef4444;
}

.event-item.bg-yellow-100 {
    background-color: #fef3c7;
    border: 1px solid #f59e0b;
}

.event-item.bg-gray-100 {
    background-color: #f3f4f6;
    border: 1px solid #9ca3af;
}

/* Modal overlay styles */
.fixed.inset-0.bg-black.bg-opacity-50 {
    backdrop-filter: blur(2px);
}

/* Subscription indicator */
.event-item .subscription-icon {
    display: inline-block;
    animation: rotate 2s linear infinite;
}

@keyframes rotate {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}

/* Accessibility improvements */
@media (prefers-reduced-motion: reduce) {
    .event-item,
    .week-container,
    .day-cell,
    #event-preview-tooltip,
    .subscription-icon {
        animation: none;
        transition: none;
    }
    
    .event-item:hover {
        transform: none;
    }
}

/* High contrast mode enhancements */
@media (prefers-contrast: high) {
    .event-item {
        border-width: 2px;
        font-weight: 600;
    }
    
    .concurrent-event {
        border-left-width: 4px;
    }
    
    .event-count-indicator {
        border: 2px solid #000;
    }
}

/* Print styles for calendar */
@media print {
    .event-count-indicator,
    .registration-indicator {
        display: none;
    }
    
    .event-item {
        border: 1px solid #000 !important;
        background: white !important;
        color: #000 !important;
        break-inside: avoid;
    }
    
    .concurrent-event::before {
        color: #000;
    }
}