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);
}

.stage {
  padding: 0;
}

.iw {
  position: relative;
  width: 100%;
  height: 100vh;
}

.iw__cover {
  position: absolute;
  inset: 0;
  z-index: 1;
  background: #17141a;
}

.iw__seed {
  position: absolute;
  left: 50%;
  top: 50%;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  transform: translate(-50%, -50%);
  background: #fff7e6;
}

.iw__site {
  position: absolute;
  inset: 0;
  z-index: 2;
  display: grid;
  place-items: center;
  box-sizing: border-box;
  padding: 16px;
  background: #ffffff;
}

.iw__box {
  display: flex;
  flex-direction: column;
  align-items: center;
  width: min(84%, 400px);
  gap: 8px;
  text-align: center;
}

.iw__kicker {
  margin: 0;
  color: rgba(23, 20, 26, 0.72);
  font-weight: 700;
  font-size: 12px;
  line-height: 1.4;
  letter-spacing: 0.08em;
}

.iw__title {
  margin: 0;
  color: #17141a;
  font-weight: 800;
  font-size: clamp(24px, 7vw, 40px);
  line-height: 1.2;
  letter-spacing: -0.01em;
}

.iw__sub {
  margin: 0;
  color: rgba(23, 20, 26, 0.72);
  font-weight: 500;
  font-size: clamp(13px, 3.4vw, 16px);
  line-height: 1.5;
}

.iw__cta {
  margin-top: 8px;
  padding: 8px 20px;
  border-radius: 999px;
  background: #0a4fe8;
  color: #fff7e6;
  text-decoration: none;
  font-weight: 700;
  font-size: 14px;
  line-height: 1.4;
}

.iw__cta:focus-visible {
  outline: 2px solid #17141a;
  outline-offset: 2px;
}

.iw__skip {
  position: absolute;
  top: 8px;
  right: 8px;
  z-index: 3;
  padding: 4px 12px;
  border: 1px solid rgba(23, 20, 26, 0.28);
  border-radius: 999px;
  background: #ffffff;
  color: #17141a;
  cursor: pointer;
  font-family: inherit;
  font-weight: 600;
  font-size: 12px;
  line-height: 1.4;
}

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

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

.iw.is-demo .iw__site {
  animation-name: iwOpen;
  animation-duration: 2s;
  animation-timing-function: ease-out;
  animation-iteration-count: infinite;
  animation-fill-mode: both;
}

.iw.is-demo .iw__box {
  animation-name: iwSettle;
  animation-duration: 2s;
  animation-timing-function: cubic-bezier(0.2, 0.8, 0.2, 1);
  animation-iteration-count: infinite;
  animation-fill-mode: both;
}

@keyframes iwOpen {
  0% {
    clip-path: circle(0% at 50% 50%);
  }
  62% {
    clip-path: circle(75% at 50% 50%);
  }
  100% {
    clip-path: circle(75% at 50% 50%);
  }
}
@keyframes iwSettle {
  0% {
    transform: scale(1.045);
  }
  78% {
    transform: scale(1);
  }
  100% {
    transform: scale(1);
  }
}
@media (max-width: 340px) {
  .iw__site {
    padding: 12px;
  }
  .iw__box {
    gap: 4px;
  }
  .iw__title {
    font-size: 22px;
  }
  .iw__sub {
    font-size: 12px;
  }
  .iw__cta {
    margin-top: 4px;
  }
}
@media (prefers-reduced-motion: reduce) {
  .iw.is-demo .iw__site,
  .iw.is-demo .iw__box {
    animation: none !important;
  }
}