:root {
  /* Light Theme */
  --primary-color: #2563eb;
  --primary-dark: #1d4ed8;
  --secondary-color: #4f46e5;
  --accent-color: #22d3ee;
  --text-color: #1e293b;
  --text-light: #64748b;
  --bg-color: #ffffff;
  --bg-secondary: #f8fafc;
  --border-color: #e2e8f0;
  
  /* Dark Theme */
  [data-theme="dark"] {
    --text-color: #f8fafc;
    --text-light: #94a3b8;
    --bg-color: #0f172a;
    --bg-secondary: #1e293b;
    --border-color: #334155;
  }
}

/* Theme Toggle */
.theme-toggle {
  cursor: pointer;
  background: none;
  border: none;
  padding: 0.5rem;
}