/* Shared, framework-independent controls. Layout belongs to each app. */
:is(.btn, .button, .shop-button) {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  min-height: var(--control-height);
  padding: var(--space-2) var(--space-4);
  border: 1px solid var(--color-border-control);
  border-radius: var(--radius-sm);
  background: var(--color-surface);
  color: var(--color-ink);
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  font-weight: 600;
  line-height: 1.5;
  text-align: center;
  cursor: pointer;
  text-decoration: none;
  transition:
    background var(--motion-fast),
    border-color var(--motion-fast),
    box-shadow var(--motion-fast);
}
:is(.btn, .button, .shop-button):hover {
  background: var(--color-surface-2);
}
:is(.btn.btn-primary, .button.primary, .shop-button:not(.secondary)) {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: var(--color-on-accent);
}
:is(.btn.btn-primary, .button.primary, .shop-button:not(.secondary)):hover {
  background: color-mix(in srgb, var(--color-accent) 88%, var(--color-ink));
}
:is(.btn.btn-danger, .button.danger) {
  color: var(--color-danger);
  border-color: var(--color-danger);
}
.btn.btn-ok {
  background: var(--color-ok);
  border-color: var(--color-ok);
  color: var(--color-on-accent);
}
:is(.btn, .button, .shop-button):disabled {
  opacity: 1;
  background: var(--color-panel);
  border-color: var(--color-hairline);
  color: var(--color-muted);
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}
.btn-sm {
  padding: var(--space-1) var(--space-3);
  font-size: var(--text-xs);
}
:is(
  .field,
  .control > input,
  .control > textarea,
  .control > select,
  .shop-label input,
  .shop-label textarea,
  .shop-label select
) {
  box-sizing: border-box;
  width: 100%;
  min-width: 0;
  min-height: var(--control-height);
  padding: var(--space-2) var(--space-3);
  border: 1px solid var(--color-border-control);
  border-radius: var(--radius-sm);
  background: var(--color-surface);
  color: var(--color-ink);
  font: 400 var(--text-sm)/1.5 var(--font-sans);
}
:is(.field, .control > input, .control > textarea, .control > select):disabled {
  background: var(--color-panel);
  color: var(--color-muted);
}
:is(.field, .control input, .control textarea)::placeholder {
  color: var(--color-muted);
}
:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}
:is(.field, .control input, .control textarea, .control select):focus {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}
:is(.card, .form-card, .settings-panel, .shop-card) {
  border-radius: var(--radius-md);
  border: 1px solid var(--color-hairline);
  background: var(--color-surface);
}
@media (max-width: 650px) {
  :is(
    .field,
    .control > input,
    .control > textarea,
    .control > select,
    .shop-label input,
    .shop-label textarea,
    .shop-label select
  ) {
    font-size: var(--text-base);
  }
}
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
  }
}