body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  max-width: 600px;
  margin: 50px auto;
  padding: 20px;
  background: #1a1a2e;
  color: #e0e0e0;
}

.container {
  background: #16213e;
  padding: 30px;
  border-radius: 8px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}

h1 {
  margin-top: 0;
}

a.btn {
  display: inline-block;
  padding: 12px 24px;
  background: #5865F2;
  color: white;
  text-decoration: none;
  border-radius: 4px;
  font-size: 16px;
}

a.btn:hover {
  background: #4752C4;
}

input[type="text"] {
  padding: 10px;
  width: 200px;
  font-size: 16px;
  border: 1px solid #333;
  border-radius: 4px;
  background: #0f3460;
  color: #e0e0e0;
}

button {
  padding: 10px 20px;
  font-size: 16px;
  background: #5865F2;
  color: white;
  border: none;
  border-radius: 4px;
  cursor: pointer;
}

button:hover {
  background: #4752C4;
}

button:disabled {
  background: #555;
  cursor: not-allowed;
}

.success { color: #4caf50; }
.error { color: #f44336; }
.info { color: #999; margin-top: 10px; }

a {
  color: #5865F2;
}