/* ==========================================================================
   Utilities — reusable, single-purpose helper classes.
   ========================================================================== */

.container {
  max-width: var(--content-max);
  margin-inline: auto;
  padding-inline: var(--space-2xl);
}

.section {
  padding-block: var(--space-5xl);
}

.section--tight {
  padding-block: var(--space-4xl) var(--space-xl);
}

.section--dark {
  background: var(--jet-black);
  color: var(--text-on-dark);
}

.section--alt {
  background: var(--bg-alt);
}

.text-center {
  text-align: center;
}

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

.section-intro {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: var(--space-lg);
  max-width: 760px;
  margin-inline: auto;
}

.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs);
}

.reveal {
  opacity: 0;
}

@media (prefers-reduced-motion: reduce) {
  .reveal {
    opacity: 1;
  }
}