/* =============================================================================
   LOADING STATES & ANIMATIONS
   ============================================================================= */

/* Loading spinner animation */
@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

.animate-spin {
    animation: spin 1s linear infinite;
}

/* Skeleton loader for event cards */
.skeleton {
    background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
    background-size: 200% 100%;
    animation: loading 1.5s ease-in-out infinite;
}

@keyframes loading {
    0% {
        background-position: 200% 0;
    }
    100% {
        background-position: -200% 0;
    }
}

.skeleton-text {
    height: 12px;
    margin-bottom: 8px;
    border-radius: 4px;
}

.skeleton-title {
    height: 20px;
    width: 70%;
    margin-bottom: 12px;
    border-radius: 4px;
}

/* Loading overlay */
#loading-spinner {
    -webkit-backdrop-filter: blur(2px);
    backdrop-filter: blur(2px);
}

/* Toast notification styles */
#toast-notification {
    animation: slideIn 0.3s ease-out;
}

@keyframes slideIn {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

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

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

/* Error state styling */
.error-state {
    background-color: #fee;
    border: 2px dashed #f66;
    border-radius: 8px;
    padding: 24px;
    text-align: center;
    color: #c33;
}

.error-state svg {
    width: 48px;
    height: 48px;
    margin: 0 auto 16px;
    color: #f66;
}

/* Empty state styling */
.empty-state {
    background-color: #f9fafb;
    border: 2px dashed #d1d5db;
    border-radius: 8px;
    padding: 32px;
    text-align: center;
    color: #6b7280;
}

.empty-state svg {
    width: 64px;
    height: 64px;
    margin: 0 auto 16px;
    color: #9ca3af;
}

/* Success banner */
.success-banner {
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    color: white;
    padding: 12px 20px;
    border-radius: 8px;
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 12px;
    box-shadow: 0 4px 6px rgba(16, 185, 129, 0.2);
}

.success-banner svg {
    width: 24px;
    height: 24px;
    flex-shrink: 0;
}

/* Info banner */
.info-banner {
    background: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%);
    color: white;
    padding: 12px 20px;
    border-radius: 8px;
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 12px;
    box-shadow: 0 4px 6px rgba(59, 130, 246, 0.2);
}

.info-banner svg {
    width: 24px;
    height: 24px;
    flex-shrink: 0;
}

/* Fade in animation */
.fade-in {
    animation: fadeIn 0.5s ease-in;
}

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

/* Disabled state */
.disabled {
    opacity: 0.5;
    pointer-events: none;
    cursor: not-allowed;
}