/* Custom styles for Medical Oncology Clinic */

/* Smooth scrolling */
html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

/* Scroll reveal base — content always visible by default */
.reveal {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

/* Only apply hidden state when JS is enabled (progressive enhancement) */
.js-enabled .reveal {
    opacity: 0;
    transform: translateY(24px);
}

/* Respect reduced motion preference */
@media (prefers-reduced-motion: reduce) {
    .reveal {
        opacity: 1;
        transform: none;
        transition: none;
    }
    .js-enabled .reveal {
        opacity: 1;
        transform: none;
    }
    html {
        scroll-behavior: auto;
    }
}

/* Reveal animation for JS-enabled mode */
.js-enabled .reveal.revealed {
    opacity: 1;
    transform: translateY(0);
}

/* Mobile menu transition */
#mobile-menu {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

#mobile-menu.open {
    max-height: 500px;
}

/* Subtle hover lift for cards */
.reveal.group:hover {
    transform: translateY(-2px);
}

/* Focus visible for accessibility */
*:focus-visible {
    outline: 2px solid #0d9488;
    outline-offset: 2px;
    border-radius: 4px;
}

/* Custom scrollbar */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: #f1f5f9;
}
::-webkit-scrollbar-thumb {
    background: #cbd5e1;
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: #94a3b8;
}