body {
  margin: 0;
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  background: linear-gradient(-45deg, #ff9a9e, #fad0c4, #a18cd1, #fbc2eb);
  background-size: 400% 400%;
  animation: gradientBG 15s ease infinite;
  overflow-x: hidden;
  animation: fadeInBody 1s ease-in;
}
@keyframes gradientBG {
  0% {background-position: 0% 50%;}
  50% {background-position: 100% 50%;}
  100% {background-position: 0% 50%;}
}
@keyframes fadeInBody {
  from { opacity: 0; }
  to { opacity: 1; }
}
.hero {
  text-align: center;
  padding: 100px 20px;
}
h1 {
  font-size: 3rem;
  color: white;
  animation: popIn 1s ease-out;
}
@keyframes popIn {
  0% {opacity: 0; transform: scale(0.8) translateY(-50px);}
  100% {opacity: 1; transform: scale(1) translateY(0);}
}
p {
  font-size: 1.2rem;
  color: white;
  margin-bottom: 20px;
}
.typing-text {
  color: #fff;
  font-size: 1.2rem;
  font-weight: bold;
  height: 30px;
}
.btn {
  display: inline-block;
  padding: 15px 30px;
  margin: 10px;
  font-size: 1rem;
  color: white;
  background: #ff4081;
  border: none;
  border-radius: 30px;
  text-decoration: none;
  transition: transform 0.3s ease;
}
.btn:hover {
  transform: scale(1.1);
  box-shadow: 0 10px 20px rgba(0,0,0,0.2);
}
.btn.blue { background-color: #2196F3; }
.btn.green { background-color: #00C853; }
.rocket-fly, .coin-fly {
  position: fixed;
  width: 100px;
  animation: float 5s infinite ease-in-out;
}
.rocket-fly { top: 20px; left: 10%; }
.coin-fly { bottom: 30px; right: 10%; }
@keyframes float {
  0% { transform: translateY(0); }
  50% { transform: translateY(-20px); }
  100% { transform: translateY(0); }
}