/* Global styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
  line-height: 1.6;
  color: #333;
  background: #f5f5f5;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 20px;
}

.card {
  background: white;
  border-radius: 8px;
  padding: 24px;
  margin-bottom: 20px;
  box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

button {
  padding: 10px 20px;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  font-size: 14px;
  transition: all 0.2s;
}

button.primary {
  background: #007bff;
  color: white;
}

button.primary:hover {
  background: #0056b3;
}

button:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

input, textarea {
  width: 100%;
  padding: 10px;
  border: 1px solid #ddd;
  border-radius: 4px;
  font-family: inherit;
  font-size: 14px;
}

textarea {
  min-height: 100px;
  resize: vertical;
}

.error {
  color: #dc3545;
  font-size: 14px;
  margin-top: 5px;
}

.success {
  color: #28a745;
  font-size: 14px;
  margin-top: 5px;
}