/* Custom styles for Thayer Internal Medicine */

/* Scroll indicator animation */
@keyframes scrollIndicator {
    0% { transform: translateY(-100%); opacity: 0; }
    50% { opacity: 1; }
    100% { transform: translateY(100%); opacity: 0; }
}

.animate-scroll-indicator {
    animation: scrollIndicator 1.5s ease-in-out infinite;
}

/* Scroll reveal base - content is VISIBLE by default */
.scroll-reveal {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

/* Scroll reveal hidden state - only applied when JS adds the class */
.scroll-reveal.revealed {
    opacity: 1;
    transform: translateY(0);
}

/* Smooth scrolling */
html {
    scroll-behavior: smooth;
}

/* Reduced motion preference */
@media (prefers-reduced-motion: reduce) {
    .scroll-reveal {
        opacity: 1;
        transform: none;
        transition: none;
    }
    html {
        scroll-behavior: auto;
    }
    .animate-scroll-indicator {
        animation: none;
    }
}

/* Navbar transition */
.nav-text {
    transition: color 0.3s ease;
}

/* Custom scrollbar */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: #fefdf8;
}
::-webkit-scrollbar-thumb {
    background: #166534;
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: #14532d;
}

/* Focus styles */
*:focus-visible {
    outline: 2px solid #166534;
    outline-offset: 2px;
}