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

.stage {
  box-sizing: border-box;
  min-height: 100vh;
  display: grid;
  place-items: center;
  margin: 0;
  background: #ffd23f;
  font-family: -apple-system, "Segoe UI", "Noto Sans KR", sans-serif;
  padding: clamp(8px, 4vw, 24px);
}

.abs {
  position: relative;
  width: 100%;
  max-width: 340px;
  min-height: 180px;
  display: grid;
  align-content: end;
  overflow: hidden;
  border-radius: 16px;
  background: #fff7e6;
}

.abs__banner {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  transform: translateY(-60%);
  background: #c2361a;
  color: #fff7e6;
  padding: 12px 16px;
  font: 700 13px/1.4 -apple-system, "Segoe UI", "Noto Sans KR", sans-serif;
  text-align: center;
}

.abs__card {
  display: grid;
  gap: 12px;
  justify-items: center;
  padding: 24px 16px 20px;
}

.abs__label {
  font: 600 13px/1 -apple-system, "Segoe UI", "Noto Sans KR", sans-serif;
  color: #17141a;
}

.abs__label b {
  font-size: 16px;
  font-variant-numeric: tabular-nums;
}

.abs__btn {
  border: 0;
  border-radius: 12px;
  padding: 8px 16px;
  background: #17141a;
  color: #fff7e6;
  font: 700 14px/1 -apple-system, "Segoe UI", "Noto Sans KR", sans-serif;
  cursor: pointer;
  transition: transform 140ms ease-out;
}
.abs__btn:active {
  transform: scale(0.96);
}

@media (max-width: 340px) {
  .abs {
    max-width: 220px;
    min-height: 150px;
  }
  .abs__banner {
    font-size: 12px;
  }
}
@media (prefers-reduced-motion: reduce) {
  .abs__btn {
    transition: none;
  }
}