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);
}

.cw-wave {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
}

.cw-chevron {
  width: 22px;
  height: 22px;
  border-bottom: 3px solid #fff7e6;
  border-right: 3px solid #fff7e6;
  transform: rotate(45deg) translateY(0);
  opacity: 0.3;
}

@keyframes cw-pulse {
  0%, 100% {
    opacity: 0.3;
    transform: rotate(45deg) translateY(0);
  }
  42% {
    opacity: 1;
    transform: rotate(45deg) translateY(8px);
  }
  50% {
    opacity: 1;
    transform: rotate(45deg) translateY(6px);
  }
}
.cw-chevron {
  animation: cw-pulse 1.5s ease-out infinite;
}

.cw-chevron--1 {
  animation-delay: 0ms;
}

.cw-chevron--2 {
  animation-delay: 150ms;
}

.cw-chevron--3 {
  animation-delay: 300ms;
}

.cw-chevron--trail {
  width: 14px;
  height: 14px;
  opacity: 0;
}

@keyframes cw-trail-pulse {
  0%, 100% {
    opacity: 0;
    transform: rotate(45deg) translateY(0) scale(0.6);
  }
  50% {
    opacity: 0.3;
    transform: rotate(45deg) translateY(10px) scale(0.8);
  }
}
.cw-chevron--trail {
  animation: cw-trail-pulse 1.5s ease-out 450ms infinite;
}

@media (prefers-reduced-motion: reduce) {
  .cw-chevron {
    animation: none !important;
    opacity: 0.7 !important;
    transform: rotate(45deg) translateY(0) !important;
  }
  .cw-chevron--trail {
    opacity: 0 !important;
  }
}