.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.5rem 1rem;
  font-size: 0.875rem;
  font-weight: 500;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all 0.2s;
  border: 1px solid transparent;
  line-height: 1.25rem;
  gap: 0.5rem;
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.btn-primary {
  background-color: var(--color-accent);
  color: var(--color-accent-fg);
}

.btn-primary:hover {
  opacity: 0.9;
}

.btn-secondary {
  background-color: var(--color-surface);
  color: var(--color-fg);
  border-color: var(--color-border);
}

.btn-secondary:hover {
  background-color: var(--color-bg);
}

.btn-destructive {
  background-color: var(--color-red-500, #ef4444);
  color: #ffffff;
}

.btn-destructive:hover {
  background-color: var(--color-red-600, #dc2626);
}

.btn-sm {
  padding: 0.25rem 0.5rem;
  font-size: 0.75rem;
}

.btn-lg {
  padding: 0.75rem 1.5rem;
  font-size: 1rem;
}