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

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: #0d0d1a;
  height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

canvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

main {
  position: relative;
  z-index: 1;
  text-align: center;
  padding: 2rem;
}

.card {
  animation: fadeUp 0.9s cubic-bezier(0.22, 1, 0.36, 1) both;
}

.greeting {
  font-size: clamp(1.1rem, 4vw, 1.4rem);
  color: #9b8ec4;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: 0.25rem;
  animation: fadeUp 0.9s 0.1s cubic-bezier(0.22, 1, 0.36, 1) both;
}

h1 {
  font-size: clamp(3rem, 14vw, 7rem);
  font-weight: 800;
  background: linear-gradient(135deg, #e0c3fc 0%, #8ec5fc 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1.1;
  animation: fadeUp 0.9s 0.2s cubic-bezier(0.22, 1, 0.36, 1) both;
}

.wave {
  display: inline-block;
  -webkit-text-fill-color: initial;
  animation: wave 1.8s 1s ease-in-out infinite;
  transform-origin: 70% 80%;
}

@keyframes wave {
  0%, 100% { transform: rotate(0deg); }
  20%       { transform: rotate(18deg); }
  40%       { transform: rotate(-8deg); }
  60%       { transform: rotate(14deg); }
  80%       { transform: rotate(-4deg); }
}

@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}