* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
body {
  font-family: 'Poppins', sans-serif;
  background: linear-gradient(to right, #0f2027, #203a43, #2c5364);
  color: #fff;
  overflow-x: hidden;
  scroll-behavior: smooth;
}
header {
  background: #111;
  text-align: center;
  padding: 3rem 1rem;
  animation: fadeIn 2s ease-in-out;
}
header h1 {
  font-size: 3rem;
  margin-bottom: 1rem;
}
header p {
  font-size: 1.2rem;
  color: #ccc;
}
section {
  padding: 3rem 1rem;
  text-align: center;
  animation: fadeInUp 2s ease-in-out;
}
.project {
  margin-bottom: 3rem;
}
.project h2 {
  margin-bottom: 1rem;
}
iframe {
  width: 100%;
  height: 400px;
  border: none;
  border-radius: 10px;
  background: #000;
}
a.github-link {
  color: #00f5d4;
  font-weight: bold;
  text-decoration: none;
  display: block;
  text-align: center;
  margin-top: 2rem;
  font-size: 1.2rem;
}
@keyframes fadeIn {
  0% { opacity: 0; transform: translateY(-30px); }
  100% { opacity: 1; transform: translateY(0); }
}
@keyframes fadeInUp {
  0% { opacity: 0; transform: translateY(30px); }
  100% { opacity: 1; transform: translateY(0); }
}
.hidden {
  opacity: 0;
  transform: translateY(60px);
  transition: all 1.2s ease-out;
}
.show {
  opacity: 1;
  transform: translateY(0);
}