*, *::before, *::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}

body {
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Scroll reveal — progressive enhancement, hidden only when JS runs */
.scroll-reveal {
  opacity: 1;
  transform: none;
  transition: opacity 0.6s ease, transform 0.6s ease;
}

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

  .scroll-reveal {
    opacity: 0;
    transform: translateY(24px);
  }
}

/* Mobile menu transition */
#mobileMenu {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
}

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