/* ===== SCROLL REVEAL (progressive enhancement) ===== */
.reveal {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

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

@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(30px);
    }
    .reveal-visible {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ===== MOBILE NAV ===== */
#mobile-nav {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease;
}

#mobile-nav.nav-open {
    max-height: 400px;
}

.mobile-link {
    display: block;
    padding: 0.5rem 0;
}

/* ===== SMOOTH SCROLL OFFSET ===== */
section[id] {
    scroll-margin-top: 80px;
}

/* ===== CUSTOM SCROLLBAR ===== */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: #1A1A1A;
}
::-webkit-scrollbar-thumb {
    background: #3D3D3D;
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: #FF6B4A;
}