/* ── Base ── */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; }

/* ── Scrollbar ── */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: #111; }
::-webkit-scrollbar-thumb { background: #FF6B6B; border-radius: 4px; }

/* ── Selection ── */
::selection { background: #FF6B6B; color: #fff; }

/* ── Scroll Reveal (progressive enhancement) ── */
@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(32px);
        transition: opacity 0.7s cubic-bezier(0.22, 1, 0.36, 1), transform 0.7s cubic-bezier(0.22, 1, 0.36, 1);
    }
    .reveal.revealed {
        opacity: 1;
        transform: translateY(0);
    }
    .reveal-delay-1 { transition-delay: 0.1s; }
    .reveal-delay-2 { transition-delay: 0.2s; }
    .reveal-delay-3 { transition-delay: 0.3s; }
}

/* Fallback: always visible if JS disabled or reduced motion */
@media (prefers-reduced-motion: reduce) {
    .reveal { opacity: 1; transform: none; }
}

/* ── Nav active state ── */
nav a.active { color: #FF6B6B; }

/* ── Button focus ── */
a:focus-visible, button:focus-visible {
    outline: 2px solid #FF6B6B;
    outline-offset: 2px;
    border-radius: 4px;
}