body {
  margin: 0;
  padding: 0;
  font-family: 'Segoe UI', sans-serif;
  background: linear-gradient(to right, #0f2027, #203a43, #2c5364);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100vh;
  text-align: center;
  flex-direction: column;
}

h1 {
  font-size: 3rem;
  margin-bottom: 0.5rem;
}

p {
  font-size: 1.2rem;
  max-width: 600px;
}

.logo {
  width: 120px;
  margin-bottom: 20px;
}

.spinner {
  margin-top: 30px;
  border: 5px solid #fff;
  border-top: 5px solid #00d1b2;
  border-radius: 50%;
  width: 40px;
  height: 40px;
  animation: spin 1.2s linear infinite;
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

footer {
  position: absolute;
  bottom: 20px;
  font-size: 0.9rem;
  color: #ccc;
}