/**
 * Events Skeleton Loading Styles
 * Provides smooth loading animations for event cards
 */

/* Pulse animation for skeleton elements */
.animate-pulse {
    animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.5;
    }
}

/* Skeleton card styling */
.skeleton-card {
    position: relative;
    overflow: hidden;
}

.skeleton-card .bg-gray-200 {
    background-color: #e5e7eb;
}

.skeleton-card .bg-gray-300 {
    background-color: #d1d5db;
}

/* Shimmer effect overlay */
.skeleton-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        90deg,
        transparent,
        rgba(255, 255, 255, 0.4),
        transparent
    );
    animation: shimmer 1.5s infinite;
    z-index: 1;
}

@keyframes shimmer {
    0% {
        left: -100%;
    }
    100% {
        left: 100%;
    }
}

/* Past event styling */
.past-event {
    position: relative;
}

.past-event::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.03);
    pointer-events: none;
    border-radius: 20px;
}

.past-event .date-badge {
    filter: grayscale(10%) brightness(0.95);
}

.past-event:hover::after {
    background: rgba(0, 0, 0, 0.02);
}

/* Section headers */
.events-section-header {
    border-bottom: 2px solid rgba(255, 255, 255, 0.1);
    padding-bottom: 0.5rem;
    margin-bottom: 1.5rem;
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .events-section-header {
        font-size: 1.5rem;
        margin-bottom: 1rem;
    }
    
    .past-event .absolute.top-3.right-3 {
        top: 0.5rem;
        right: 0.5rem;
        font-size: 0.65rem;
        padding: 0.25rem 0.5rem;
    }
}

@keyframes shimmer {
    0% {
        left: -100%;
    }
    100% {
        left: 100%;
    }
}

/* Loading state container */
.events-loading {
    min-height: 400px;
    transition: opacity 0.3s ease;
}

/* Ensure skeleton cards have consistent layout */
.skeleton-card {
    display: flex;
    flex-direction: column;
    height: 100%;
}

.skeleton-card .p-6 {
    display: flex;
    flex-direction: column;
    flex-grow: 1;
    min-height: 0;
}

.skeleton-card .flex-grow {
    flex-grow: 1;
}

.skeleton-card .mt-auto {
    margin-top: auto;
    padding-top: 0.5rem;
}

/* Smooth transitions for content loading */
.events-grid-container {
    transition: opacity 0.3s ease;
}

/* Past event styling enhancements */
.past-event {
    opacity: 0.85;
    transition: opacity 0.3s ease;
}

.past-event:hover {
    opacity: 1;
}

.past-event .date-badge {
    position: relative;
}

.past-event .date-badge::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.1);
    pointer-events: none;
}

/* Responsive skeleton adjustments */
@media (max-width: 640px) {
    .skeleton-card {
        margin-bottom: 1rem;
    }
}

/* Loading indicator for slow connections */
.events-loading-indicator {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
    color: white;
    opacity: 0.7;
}

.events-loading-indicator::after {
    content: '';
    width: 20px;
    height: 20px;
    border: 2px solid transparent;
    border-top: 2px solid currentColor;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-left: 0.5rem;
}

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

/* Error state styling */
.events-error {
    text-align: center;
    padding: 3rem 1rem;
    color: white;
}

.events-error svg {
    opacity: 0.5;
    margin: 0 auto 1rem;
}

.events-error button {
    background: white;
    color: #0033AD;
    padding: 0.75rem 1.5rem;
    border-radius: 0.5rem;
    border: none;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.events-error button:hover {
    background-color: #f5f5f5;
}