/* Figma: Кнопки → Type=Primary|Secondary|Thirty, Size=L|M|S */

.ui-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-3);
  border: 1px solid transparent;
  border-radius: var(--radius-control);
  font-family: var(--font-family-primary);
  font-weight: var(--font-weight-body-sm);
  line-height: var(--line-height-body-sm);
  letter-spacing: var(--letter-spacing-default);
  cursor: pointer;
  text-decoration: none;
  white-space: nowrap;
  transition: background 0.15s ease, border-color 0.15s ease, color 0.15s ease;
}

.ui-button:focus-visible {
  outline: 2px solid var(--color-focus-ring);
  outline-offset: 2px;
}

.ui-button--lg {
  min-height: var(--control-height-lg);
  padding: 0 var(--spacing-5);
  font-size: var(--font-size-body-sm);
}

.ui-button--md {
  min-height: var(--control-height-md);
  padding: 0 var(--spacing-5);
  font-size: var(--font-size-body-sm);
}

.ui-button--sm {
  min-height: var(--control-height-sm);
  padding: 0 var(--spacing-4);
  font-size: var(--font-size-label-md);
}

.ui-button--primary {
  background: var(--color-action-primary);
  color: var(--color-text-inverse);
  box-shadow: var(--shadow-button-primary);
}

.ui-button--primary:hover:not(:disabled) {
  background: var(--color-action-primary-hover);
}

.ui-button--secondary {
  background: var(--color-background-surface);
  color: var(--color-text-primary);
  border-color: var(--color-border-default);
}

.ui-button--secondary:hover:not(:disabled) {
  background: var(--color-background-surface-muted);
}

.ui-button--ghost {
  background: transparent;
  color: var(--color-text-secondary);
  border-color: transparent;
}

.ui-button--ghost:hover:not(:disabled) {
  background: var(--color-background-surface-muted);
  color: var(--color-text-primary);
}

.ui-button:disabled,
.ui-button[aria-disabled="true"] {
  background: var(--color-disabled-background);
  color: var(--color-disabled-text);
  border-color: var(--color-border-subtle);
  box-shadow: none;
  cursor: not-allowed;
}

.ui-icon-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: var(--control-height-md);
  height: var(--control-height-md);
  padding: 0;
  border: 1px solid var(--color-border-default);
  border-radius: var(--radius-control);
  background: var(--color-background-surface);
  color: var(--color-icon-primary);
  cursor: pointer;
  transition: background 0.15s ease, border-color 0.15s ease;
}

.ui-icon-button:hover:not(:disabled) {
  background: var(--color-background-surface-muted);
}

.ui-icon-button:focus-visible {
  outline: 2px solid var(--color-focus-ring);
  outline-offset: 2px;
}

.ui-icon-button--sm {
  width: var(--control-height-sm);
  height: var(--control-height-sm);
}

@media (max-width: 1024px) {
  .ui-button--icon-only-mobile {
    gap: 0;
    width: var(--control-height-md);
    min-width: var(--control-height-md);
    padding: 0;
  }

  .ui-button--icon-only-mobile .ui-button__label {
    display: none;
  }
}

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