body {
  font-family: var(--font-heading);
  font-weight: 400;
  color: var(--color-text);
  background-color: var(--color-bg);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

main {
  position: relative;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}

/* Scroll reveal base state */
.reveal-on-scroll {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity var(--duration-reveal) var(--ease-out-expo) var(--reveal-delay, 0ms),
              transform var(--duration-reveal) var(--ease-out-expo) var(--reveal-delay, 0ms);
}

.reveal-on-scroll.revealed {
  opacity: 1;
  transform: translateY(0);
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }

  .reveal-on-scroll {
    opacity: 1;
    transform: none;
  }
}