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

.stage {
  box-sizing: border-box;
  min-height: 100vh;
  display: grid;
  place-items: center;
  margin: 0;
  background: #f4f8ff;
  font-family: -apple-system, "Segoe UI", "Noto Sans KR", sans-serif;
  padding: clamp(8px, 4vw, 24px);
}

.hg-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  width: min(220px, 74vw);
}

.hg-tile {
  position: relative;
  aspect-ratio: 3/2;
  border-radius: 12px;
  overflow: hidden;
  cursor: pointer;
  box-shadow: 0 6px 16px rgba(23, 20, 26, 0.08);
}

.hg-tile:focus-visible {
  outline: 2px solid #2f6df6;
  outline-offset: 2px;
}

.hg-tile__cap {
  position: absolute;
  inset: auto 0 0 0;
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 8px 12px;
  background: rgba(255, 255, 255, 0.94);
  color: #16213a;
  font-size: 11px;
  font-weight: 700;
  transform: translateY(100%);
  transition: transform 300ms ease-out;
}

.hg-tile__cap svg {
  width: 14px;
  height: 14px;
  flex: 0 0 auto;
  color: #2f6df6;
}

.hg-tile:hover .hg-tile__cap,
.hg-tile:focus-visible .hg-tile__cap {
  transform: translateY(0);
}

.hg-grid.is-demo .hg-tile__cap {
  animation: hg-reveal 2s ease-out infinite;
}

.hg-grid.is-demo .hg-tile:nth-child(2) .hg-tile__cap {
  animation-delay: 0.12s;
}

.hg-grid.is-demo .hg-tile:nth-child(3) .hg-tile__cap {
  animation-delay: 0.24s;
}

.hg-grid.is-demo .hg-tile:nth-child(4) .hg-tile__cap {
  animation-delay: 0.36s;
}

@keyframes hg-reveal {
  0%, 6% {
    transform: translateY(100%);
  }
  30%, 55% {
    transform: translateY(0);
  }
  80%, 100% {
    transform: translateY(100%);
  }
}
@media (prefers-reduced-motion: reduce) {
  .hg-tile__cap {
    animation: none !important;
    transition: none !important;
  }
}