/* Custom CSS Enhancements for Tutoring Center Platform */

@keyframes loadingBar {
    0% { width: 0%; }
    50% { width: 70%; }
    100% { width: 100%; }
}

.animate-loading-bar {
    animation: loadingBar 1.2s ease-in-out forwards;
}

/* Reveal on Scroll Animations */
.reveal-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.7s ease-out, transform 0.7s ease-out;
    will-change: opacity, transform;
}

.reveal-visible {
    opacity: 1;
    transform: translateY(0);
}

/* Glassmorphism utility classes */
.glass-panel {
    background: rgba(255, 255, 255, 0.75);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.dark .glass-panel {
    background: rgba(15, 23, 42, 0.75);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid rgba(255, 255, 255, 0.08);
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: rgba(15, 23, 42, 0.05);
}

.dark ::-webkit-scrollbar-track {
    background: rgba(15, 23, 42, 0.4);
}

::-webkit-scrollbar-thumb {
    background: rgba(16, 185, 129, 0.4);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: rgba(16, 185, 129, 0.7);
}

/* Fade In Animation */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.animate-fade-in {
    animation: fadeIn 0.4s ease-out forwards;
}