html, body {
  margin: 0;
  overflow: hidden;
}

.stage {
  box-sizing: border-box;
  min-height: 100vh;
  display: grid;
  place-items: center;
  margin: 0;
  background: #ffffff;
  font-family: -apple-system, "Segoe UI", "Noto Sans KR", sans-serif;
  padding: clamp(8px, 4vw, 24px);
}

.footneu {
  box-sizing: border-box;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  width: clamp(240px, 84vw, 380px);
  padding: 16px;
  border-radius: 16px 16px 8px 8px;
  background: rgb(94%, 94%, 94%);
  box-shadow: 8px 8px 16px rgba(37.6%, 37.6%, 37.6%, 0.4), -8px -8px 16px rgba(97.6%, 97.6%, 97.6%, 0.85);
}

.footneu__col {
  box-sizing: border-box;
  padding: 8px;
  border-radius: 12px;
  background: rgb(94%, 94%, 94%);
  box-shadow: inset 2px 2px 5px rgba(37.6%, 37.6%, 37.6%, 0.4), inset -2px -2px 5px rgba(97.6%, 97.6%, 97.6%, 0.85);
  animation: settle 2s cubic-bezier(0.2, 0.8, 0.2, 1) infinite;
}

.footneu__col--a {
  animation-delay: 0s;
}

.footneu__col--b {
  animation-delay: -0.5s;
}

.footneu__col--c {
  animation-delay: -1s;
}

.footneu__label {
  margin: 0;
  color: rgba(23, 20, 26, 0.72);
  font-weight: 700;
  font-size: clamp(9px, 2.2vw, 10px);
  line-height: 1;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.footneu__link {
  margin: 4px 0 0;
  color: #17141a;
  font-weight: 600;
  font-size: clamp(11px, 2.6vw, 12.5px);
  line-height: 1.3;
}

@keyframes settle {
  0%, 100% {
    transform: scale(1);
    box-shadow: inset 2px 2px 5px rgba(37.6%, 37.6%, 37.6%, 0.4), inset -2px -2px 5px rgba(97.6%, 97.6%, 97.6%, 0.85);
  }
  50% {
    transform: scale(0.93);
    box-shadow: inset 6px 6px 11px rgba(37.6%, 37.6%, 37.6%, 0.4), inset -6px -6px 11px rgba(97.6%, 97.6%, 97.6%, 0.85);
  }
}
@media (prefers-reduced-motion: reduce) {
  .footneu__col {
    animation: none !important;
    transform: none;
  }
}