/* Base & utilities */
  *, *::before, *::after {
    box-sizing: border-box;
  }

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

  body {
    margin: 0;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
  }

  /* Scroll reveal base — visible by default for progressive enhancement */
  .reveal {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.6s ease, transform 0.6s ease;
  }

  @media (prefers-reduced-motion: no-preference) {
    .reveal {
      opacity: 0;
      transform: translateY(24px);
    }
    .reveal.revealed {
      opacity: 1;
      transform: translateY(0);
    }
  }

  /* Mobile menu */
  #mobile-menu.open {
    opacity: 1;
    pointer-events: auto;
  }

  /* Nav bar link hover */
  .nav-link {
    position: relative;
  }

  /* Custom scrollbar */
  ::-webkit-scrollbar {
    width: 8px;
  }
  ::-webkit-scrollbar-track {
    background: #131518;
  }
  ::-webkit-scrollbar-thumb {
    background: #383c44;
    border-radius: 4px;
  }
  ::-webkit-scrollbar-thumb:hover {
    background: #5c616c;
  }

  /* Image loading placeholder */
  img {
    background-color: #2d3038;
  }