body {
  font-family: 'Poppins', sans-serif;
  background: linear-gradient(135deg, #0a0a23, #1a1a40);
  color: white;
  margin: 0;
  padding: 0;
  text-align: center;
}

header {
  background: linear-gradient(90deg, #007bff, #dc3545);
  padding: 30px 10px;
  border-bottom: 3px solid #fff;
}

header h1 span {
  color: #ffdf00;
}

nav {
  background: rgba(0, 0, 0, 0.3);
  padding: 10px;
}

nav a {
  color: white;
  text-decoration: none;
  margin: 0 15px;
  font-weight: bold;
  transition: color 0.3s;
}

nav a:hover, nav a.active {
  color: #ffdf00;
}

main {
  padding: 40px;
}

.intro {
  max-width: 600px;
  margin: 0 auto;
}

.btn {
  display: inline-block;
  background: linear-gradient(90deg, #007bff, #dc3545);
  color: white;
  padding: 10px 25px;
  border-radius: 10px;
  margin-top: 20px;
  text-decoration: none;
  transition: opacity 0.3s;
}

.btn:hover {
  opacity: 0.8;
}

.form-card {
  background: rgba(255, 255, 255, 0.1);
  padding: 25px;
  border-radius: 15px;
  max-width: 500px;
  margin: auto;
  backdrop-filter: blur(10px);
}

input, select, textarea {
  width: 90%;
  padding: 10px;
  margin: 8px 0;
  border-radius: 8px;
  border: none;
  outline: none;
}

button {
  background: linear-gradient(90deg, #007bff, #dc3545);
  color: white;
  border: none;
  padding: 12px 25px;
  border-radius: 8px;
  cursor: pointer;
  transition: opacity 0.3s;
}

button:hover {
  opacity: 0.8;
}

footer {
  background: rgba(0, 0, 0, 0.4);
  padding: 15px;
  font-size: 14px;
  margin-top: 30px;
}