.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  min-height: 44px;
  padding: 0 var(--space-5);
  border: 1px solid transparent;
  border-radius: var(--radius);
  font-weight: 600;
  cursor: pointer;
  transition: background-color 0.15s ease;
}

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

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

.btn--block { width: 100%; }

.btn[disabled] {
  opacity: 0.6;
  cursor: progress;
}

.link {
  padding: 0;
  border: 0;
  background: none;
  color: var(--color-primary);
  font-weight: 600;
  cursor: pointer;
  text-decoration: underline;
  text-underline-offset: 2px;
}

.lang-switch {
  display: inline-flex;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
}

.lang-switch__btn {
  min-width: 44px;
  min-height: 36px;
  border: 0;
  background: var(--color-surface);
  color: var(--color-muted);
  font-size: var(--text-sm);
  font-weight: 600;
  cursor: pointer;
}

.lang-switch__btn[aria-pressed="true"] {
  background: var(--color-text);
  color: var(--color-surface);
}