/* Custom Utilities for Glassmorphism */
.glass {
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

.dark .glass {
    background: rgba(28, 28, 30, 0.7);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

/* Modal Backdrop */
.backdrop {
    background: rgba(0, 0, 0, 0.3);
    backdrop-filter: blur(4px);
}
.dark .backdrop {
    background: rgba(0, 0, 0, 0.6);
}

.shimmer {
    background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
    background-size: 200% 100%;
    animation: shimmer 1.5s infinite;
}

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