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

.stage {
  box-sizing: border-box;
  min-height: 100vh;
  display: grid;
  place-items: center;
  margin: 0;
  background: #17141a;
  font-family: -apple-system, "Segoe UI", "Noto Sans KR", sans-serif;
  padding: clamp(8px, 4vw, 24px);
}

.hero-c {
  position: relative;
  overflow: hidden;
  box-sizing: border-box;
  width: clamp(260px, 86vw, 400px);
  min-height: clamp(172px, 48vw, 220px);
  border-radius: 16px;
  background: #17141a;
  box-shadow: 0 14px 24px rgba(23, 20, 26, 0.32);
  padding: 24px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 12px;
}

.hero-c__eyebrow {
  position: relative;
  z-index: 1;
  margin: 0;
  color: #ffd23f;
  font-weight: 700;
  font-size: clamp(10px, 2.4vw, 12px);
  line-height: 1;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  font-family: -apple-system, "Segoe UI", "Noto Sans KR", sans-serif;
}

.hero-c__title {
  position: relative;
  z-index: 1;
  margin: 0;
  font-weight: 800;
  font-size: clamp(18px, 4.6vw, 23px);
  line-height: 1.2;
  font-family: -apple-system, "Segoe UI", "Noto Sans KR", sans-serif;
  background: linear-gradient(100deg, #ffffff 0%, rgba(255, 255, 255, 0.35) 14%, #fff7e6 28%, #ffd23f 40%, #2f6df6 52%, #ff4d1f 64%, #ffffff 80%, rgba(255, 255, 255, 0.4) 100%);
  background-size: 240% 100%;
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  animation: chromeFlow 2s ease-out infinite;
}

.hero-c__cta {
  position: relative;
  z-index: 1;
  align-self: flex-start;
  border: 0;
  border-radius: 999px;
  background: linear-gradient(100deg, #fff7e6, #ffffff, #fff7e6);
  color: #17141a;
  padding: 8px 20px;
  font-weight: 700;
  font-size: clamp(11px, 2.6vw, 13px);
  line-height: 1;
  font-family: inherit;
}

@keyframes chromeFlow {
  0% {
    background-position: 0% 50%;
  }
  100% {
    background-position: 240% 50%;
  }
}
@media (prefers-reduced-motion: reduce) {
  .hero-c__title {
    animation: none;
  }
}