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

.stage {
  box-sizing: border-box;
  min-height: 100vh;
  display: grid;
  place-items: center;
  margin: 0;
  background: #ff4d1f;
  font-family: -apple-system, "Segoe UI", "Noto Sans KR", sans-serif;
  padding: clamp(8px, 4vw, 24px);
}

.sz {
  --f: 0;
  width: min(100%, 280px);
  display: grid;
  gap: 12px;
  justify-items: center;
}

.sz__btn {
  box-sizing: border-box;
  width: 240px;
  max-width: 100%;
  height: 64px;
  border: 0;
  border-radius: 12px;
  background: linear-gradient(90deg, #4cd4a6 calc(var(--f) * 100%), #b9a0ff calc(var(--f) * 100%));
  box-shadow: 0 6px 12px rgba(23, 20, 26, 0.32);
  color: #17141a;
  font-family: inherit;
  font-size: 20px;
  font-weight: 700;
  line-height: 24px;
  cursor: pointer;
}

.sz__btn:focus-visible {
  outline: 3px solid #17141a;
  outline-offset: 3px;
}

.sz__chips {
  width: 100%;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

.sz__chip {
  margin: 0;
  box-sizing: border-box;
  display: flex;
  align-items: baseline;
  gap: 4px;
  padding: 8px;
  border-radius: 8px;
  background: color-mix(in srgb, #fff7e6, #4cd4a6 calc(var(--f) * 100%));
  color: #17141a;
  font-size: 14px;
  line-height: 24px;
}

.sz__tag {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
}

.sz__chip b {
  min-width: 4ch;
  font-size: 20px;
  text-align: right;
  font-variant-numeric: tabular-nums;
}

.sz__of {
  font-size: 12px;
}

.sz__sr {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
}

@media (prefers-reduced-motion: reduce) {
  .sz__btn {
    transition: none;
  }
}