.glass-effect {
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
}

.glass-card {
    background: rgba(255, 255, 255, 0.4);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    transition: all 0.3s ease;
}

.glass-card:hover {
    background: rgba(255, 255, 255, 0.8);
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.05);
}

.reveal {
    position: relative;
    transform: translateY(30px);
    opacity: 0;
    transition: all 0.8s ease-out;
}

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

#main-header.scroll-down {
    transform: translateY(-100%);
}

#main-header.scroll-up {
    transform: translateY(0);
    background: rgba(255, 255, 255, 0.1);
}