/* ─── Base ─── */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; }
body { margin: 0; background: #020610; }

/* ─── Reveal animation (progressive enhancement) ─── */
@media (prefers-reduced-motion: no-preference) {
    [data-reveal] {
        opacity: 0;
        transform: translateY(24px);
        transition: opacity 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94), transform 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    }
    [data-reveal].revealed {
        opacity: 1;
        transform: translateY(0);
    }
}
/* Fallback: always visible if JS disabled or reduced motion */
@media (prefers-reduced-motion: reduce) {
    [data-reveal] { opacity: 1; transform: none; }
}

/* ─── Nav scroll state ─── */
nav.scrolled {
    background: rgba(2, 6, 16, 0.92);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(255,255,255,0.06);
}

/* ─── Mobile menu transitions ─── */
#mobile-menu.open { opacity: 1; pointer-events: all; }
#mobile-menu.closed { opacity: 0; pointer-events: none; }

/* ─── Custom scrollbar ─── */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: #020610; }
::-webkit-scrollbar-thumb { background: rgba(110, 231, 183, 0.2); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: rgba(110, 231, 183, 0.4); }

/* ─── Selection ─── */
::selection { background: rgba(110, 231, 183, 0.2); color: #fff; }
</style>