/* Custom styles — overrides and enhancements beyond Tailwind */

/* Smooth scroll offset for fixed nav */
html {
    scroll-padding-top: 80px;
}

/* Mobile menu transitions */
#mobileMenu {
    animation: slideDown 0.2s ease-out;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-8px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Scroll reveal — progressive enhancement via JS, hidden by default */
.reveal {
    opacity: 1;
    transform: none;
}

@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(24px);
        transition: opacity 0.6s ease, transform 0.6s ease;
    }
    .reveal.revealed {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Nav active state */
#nav.scrolled {
    box-shadow: 0 1px 12px rgba(0, 0, 0, 0.08);
}

/* Selection color */
::selection {
    background-color: #0d9488;
    color: #fff;
}

/* Custom scrollbar */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: #f1f5f9;
}
::-webkit-scrollbar-thumb {
    background: #94a3b8;
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: #64748b;
}

/* Focus visible for accessibility */
a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
    outline: 2px solid #0d9488;
    outline-offset: 2px;
    border-radius: 4px;
}

/* Prevent layout shift on images */
img {
    max-width: 100%;
    height: auto;
}