/* sections.css — universe stage + shared section scaffolding */
.universe {
  min-height: 130vh;
  overflow: hidden;
}

.universe__stage {
  position: relative;
  width: 100%;
  max-width: 1300px;
  margin: 0 auto;
  height: clamp(420px, 70vh, 760px);
}

.universe__footnote {
  text-align: center;
  margin-top: 3rem;
  font-family: var(--font-mono);
  font-size: var(--step--1);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: rgba(0, 245, 255, 0.5);
  animation: footnotePulse 3s ease-in-out infinite;
}
@keyframes footnotePulse { 0%,100%{opacity:.35} 50%{opacity:.9} }