:root {
  --rainbow-red: #FF0000;
  --rainbow-orange: #FF7700;
  --rainbow-yellow: #FFEE00;
  --rainbow-green: #00CC44;
  --rainbow-blue: #1188FF;
  --rainbow-purple: #6600CC;
  --rainbow-pink: #CC44AA;
  --cloud: #ffffff;
  --sparkle: #FFE566;
  --sky-top: #87CEEB;
  --sky-mid: #b0e0ff;
  --sky-bottom: #d4f0ff;
  --text-shadow-color: rgba(80, 0, 120, 0.35);
  --text-glow-color: rgba(255, 255, 200, 0.6);
  --text-sub-shadow: rgba(80, 0, 120, 0.3);
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  background: linear-gradient(180deg, var(--sky-top) 0%, var(--sky-mid) 60%, var(--sky-bottom) 100%);
}

.scene {
  position: relative;
  width: 100vw;
  height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.rainbow-svg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}

.hello-text {
  position: relative;
  z-index: 10;
  text-align: center;
  animation: float 4s ease-in-out infinite;
}

.hello-text h1 {
  font-family: Georgia, serif;
  font-size: clamp(36px, 8vw, 72px);
  font-weight: 700;
  color: var(--cloud);
  text-shadow: 2px 2px 8px var(--text-shadow-color), 0 0 30px var(--text-glow-color);
  letter-spacing: 3px;
}

.hello-text p {
  font-family: Georgia, serif;
  font-size: clamp(16px, 3vw, 24px);
  color: rgba(255, 255, 255, 0.92);
  text-shadow: 1px 1px 4px var(--text-sub-shadow);
  margin-top: 12px;
}

@keyframes float {
  0%, 100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-14px);
  }
}