body {
  margin: 0;
  padding: 0;
  background: linear-gradient(120deg, #3ca9ff, #1b6dc1);
  height: 100vh;
  font-family: Arial, sans-serif;
  display: flex;
  justify-content: center;
  align-items: center;
}

.login-box {
  background: rgba(255, 255, 255, 0.1);
  padding: 40px;
  border-radius: 10px;
  backdrop-filter: blur(10px);
  box-shadow: 0 0 10px rgba(0,0,0,0.3);
  width: 350px;
  animation: fadeIn 1s ease;
}

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

.login-box h2 {
  margin-bottom: 20px;
  color: white;
  text-align: center;
}

.user-box {
  position: relative;
  margin-bottom: 30px;
}

.user-box input {
  width: 100%;
  padding: 10px 0;
  background: transparent;
  border: none;
  border-bottom: 1px solid #fff;
  color: #fff;
  outline: none;
}

.user-box label {
  position: absolute;
  top: 0;
  left: 0;
  color: #fff;
  pointer-events: none;
  transition: 0.5s;
}

.user-box input:focus ~ label,
.user-box input:valid ~ label {
  top: -20px;
  font-size: 12px;
  color: #03e9f4;
}

.role-select {
  margin-bottom: 20px;
  color: white;
}

.role-select select {
  width: 100%;
  padding: 8px;
  border-radius: 4px;
  border: none;
}

button {
  width: 100%;
  background: #03e9f4;
  color: #fff;
  padding: 10px;
  border: none;
  border-radius: 25px;
  cursor: pointer;
  font-weight: bold;
  transition: 0.3s;
}

button:hover {
  background: #029db8;
}