/* ── Scroll reveals ──────────────────────────────────────────────── */
.reveal, .reveal-r {
  opacity: 0;
  transform: translateY(32px);
  filter: blur(6px);
  transition:
    opacity 0.8s cubic-bezier(0.32, 0.72, 0, 1),
    transform 0.8s cubic-bezier(0.32, 0.72, 0, 1),
    filter 0.8s cubic-bezier(0.32, 0.72, 0, 1);
  will-change: transform, opacity;
}
.reveal-r { transform: translateY(48px) scale(0.985); }
.reveal.is-in, .reveal-r.is-in {
  opacity: 1;
  transform: translateY(0) scale(1);
  filter: blur(0);
  will-change: auto;
}

/* stagger delays */
.d-1 { transition-delay: 0.08s; }
.d-2 { transition-delay: 0.16s; }
.d-3 { transition-delay: 0.24s; }
.d-4 { transition-delay: 0.32s; }

/* menu overlay: staggered mask reveal */
.menu-overlay li a {
  transform: translateY(110%);
  transition: transform 0.7s cubic-bezier(0.32, 0.72, 0, 1);
}
.menu-overlay.is-open li:nth-child(1) a { transition-delay: 0.10s; }
.menu-overlay.is-open li:nth-child(2) a { transition-delay: 0.16s; }
.menu-overlay.is-open li:nth-child(3) a { transition-delay: 0.22s; }
.menu-overlay.is-open li:nth-child(4) a { transition-delay: 0.28s; }
.menu-overlay.is-open li:nth-child(5) a { transition-delay: 0.34s; }
.menu-overlay.is-open li a { transform: translateY(0); }

/* ── Reduced motion ──────────────────────────────────────────────── */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal, .reveal-r, .menu-overlay li a {
    opacity: 1; transform: none; filter: none; transition: none;
  }
  *, *::before, *::after {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
  }
}