/* ── Reset & Base ─────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 80px; }
body { margin: 0; -webkit-font-smoothing: antialiased; }
img { max-width: 100%; height: auto; display: block; }

/* ── Scroll Reveal (progressive enhancement) ─────── */
@media (prefers-reduced-motion: no-preference) {
  .reveal {
    opacity: 0;
    transform: translateY(24px);
    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; }
  .reveal-delay-4 { transition-delay: 0.4s; }
  .reveal-delay-5 { transition-delay: 0.5s; }
}

/* ── Nav active state ────────────────────────────── */
.nav-link.active {
  color: #ff6b3f;
  background: #fff5f2;
}

/* ── Mobile menu transition ──────────────────────── */
#mobile-menu {
  animation: slideDown 0.3s ease forwards;
}
@keyframes slideDown {
  from { opacity: 0; transform: translateY(-8px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ── Service card hover lift ─────────────────────── */
.service-card {
  transform: translateY(0);
  transition: transform 0.3s ease, box-shadow 0.3s ease, background 0.3s ease, border-color 0.3s ease;
}
.service-card:hover {
  transform: translateY(-4px);
}

/* ── Custom scrollbar ────────────────────────────── */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: #fefcfb; }
::-webkit-scrollbar-thumb { background: #d1d1d8; border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: #a8a8b5; }