.ui-button {
  display: inline-flex;
  min-height: 3rem;
  align-items: center;
  justify-content: center;
  gap: var(--ui-space-2);
  border: 1px solid transparent;
  border-radius: var(--ui-radius-md);
  corner-shape: squircle;
  padding: 0.75rem 1.25rem;
  cursor: pointer;
  font-family: var(--ui-font-body);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.11em;
  line-height: 1;
  text-transform: uppercase;
  transition:
    background-color var(--ui-duration-fast) ease,
    border-color var(--ui-duration-fast) ease,
    color var(--ui-duration-fast) ease,
    transform var(--ui-duration-fast) ease;
}

.ui-button--small {
  min-height: var(--ui-control-small);
  border-radius: var(--ui-radius-sm);
  padding: 0.55rem 0.85rem;
  font-size: 0.62rem;
}

.ui-button--medium {
  min-height: var(--ui-control-medium);
  padding: 0.75rem 1.25rem;
  font-size: 0.72rem;
}

.ui-button--large {
  min-height: var(--ui-control-large);
  border-radius: 1.45rem;
  padding: 1rem 1.65rem;
  font-size: 0.79rem;
}

.ui-button--full {
  width: 100%;
}

.ui-button__icon {
  display: inline-grid;
  width: 1.15em;
  height: 1.15em;
  place-items: center;
  font-size: 1.1em;
  line-height: 1;
}

.ui-button__spinner {
  width: 1rem;
  height: 1rem;
  border: 2px solid currentColor;
  border-right-color: transparent;
  border-radius: 50%;
  animation: ui-spin 700ms linear infinite;
}

.ui-button:hover {
  transform: translateY(-1px);
}

.ui-button:active {
  transform: translateY(0);
}

.ui-button:focus-visible {
  outline: 3px solid var(--ui-focus-ring);
  outline-offset: 3px;
}

.ui-button--primary {
  background: var(--ui-action-primary);
  color: var(--ui-action-on-primary);
  box-shadow: 0 0.55rem 1.1rem rgba(63, 17, 17, 0.14);
}

.ui-button--primary:hover {
  background: var(--ui-action-primary-hover);
}

.ui-button--secondary {
  border-color: var(--ui-border-subtle);
  background: color-mix(in srgb, var(--ui-surface-raised) 54%, transparent);
  color: var(--ui-text-brand);
}

.ui-button--quiet {
  background: transparent;
  color: var(--ui-text-brand);
}

.ui-button[disabled] {
  cursor: not-allowed;
  opacity: 0.48;
  transform: none;
}

@keyframes ui-spin {
  to {
    transform: rotate(360deg);
  }
}

@media (prefers-reduced-motion: reduce) {
  .ui-button__spinner {
    animation-duration: 1.5s;
  }
}