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);
}

.mock {
  position: relative;
  width: clamp(220px, 78vw, 340px);
  border-radius: 16px;
  background: #17141a;
  border: 1px solid rgba(255, 247, 230, 0.08);
  box-shadow: 0 14px 24px rgba(23, 20, 26, 0.32);
  overflow: hidden;
}

.mock__glow {
  position: absolute;
  left: 50%;
  top: -20%;
  width: 70%;
  height: 140%;
  transform: translateX(-50%);
  background: radial-gradient(circle, rgba(47, 109, 246, 0.55) 0%, rgba(47, 109, 246, 0) 70%);
  filter: blur(6px);
  animation: glowPulse 2s cubic-bezier(0.2, 0.8, 0.2, 1) infinite;
  pointer-events: none;
}

.mock__bar {
  position: relative;
  display: flex;
  gap: 8px;
  padding: clamp(8px, 2.4vw, 12px) clamp(12px, 3.2vw, 16px);
  border-bottom: 1px solid rgba(255, 247, 230, 0.08);
}

.mock__dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: rgba(255, 247, 230, 0.18);
}

.mock__body {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: clamp(8px, 2.4vw, 12px);
  padding: clamp(16px, 6vw, 32px) clamp(12px, 4vw, 24px) clamp(20px, 7vw, 40px);
  animation: bodyRise 2s cubic-bezier(0.2, 0.8, 0.2, 1) infinite;
}

.mock__eyebrow {
  margin: 0;
  color: #5b8cf8;
  font: 700 clamp(10px, 2.6vw, 12px)/1 -apple-system, "Segoe UI", "Noto Sans KR", sans-serif;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.mock__title {
  margin: 0;
  color: #fff7e6;
  font: 700 clamp(15px, 4.4vw, 22px)/1.2 -apple-system, "Segoe UI", "Noto Sans KR", sans-serif;
}

.mock__cta {
  border: 0;
  border-radius: 999px;
  background: #0a4fe8;
  color: #fff7e6;
  padding: 8px 20px;
  font-weight: 600;
  font-size: clamp(11px, 2.8vw, 13px);
  line-height: 1;
}

@keyframes glowPulse {
  0%, 100% {
    opacity: 0.45;
    transform: translateX(-50%) scale(0.94);
  }
  50% {
    opacity: 0.85;
    transform: translateX(-50%) scale(1.04);
  }
}
@keyframes bodyRise {
  0%, 100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-6px);
  }
}
@media (prefers-reduced-motion: reduce) {
  .mock__glow, .mock__body {
    animation: none !important;
    opacity: 0.65;
    transform: none;
  }
}