@layer atom {
  .button-stage {
    align-items: stretch;
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
  }

  .button-demo-group {
    min-width: 0;
    margin: 0;
    border: 1px solid var(--border);
    border-radius: calc(var(--radius) + 2px);
    background: var(--background);
    padding: 22px;
  }

  .button-demo-group--wide {
    grid-column: 1 / -1;
  }

  .button-demo-group legend {
    padding-inline: 6px;
    color: var(--muted-foreground);
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.04em;
    text-transform: uppercase;
  }

  .button-demo-row {
    min-height: 48px;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    gap: 10px;
  }

  .button-demo-row--baseline {
    align-items: baseline;
  }

  .button-control {
    appearance: none;
    height: 32px;
    flex: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    margin: 0;
    border: 1px solid transparent;
    border-radius: var(--radius);
    padding: 0 10px;
    background: var(--primary);
    background-clip: padding-box;
    color: var(--primary-foreground);
    font: inherit;
    font-size: 14px;
    font-weight: 500;
    line-height: 20px;
    text-decoration: none;
    white-space: nowrap;
    user-select: none;
    cursor: default;
    outline: none;
    transition: color 150ms cubic-bezier(0.4, 0, 0.2, 1),
      background-color 150ms cubic-bezier(0.4, 0, 0.2, 1),
      border-color 150ms cubic-bezier(0.4, 0, 0.2, 1),
      box-shadow 150ms cubic-bezier(0.4, 0, 0.2, 1),
      transform 150ms cubic-bezier(0.4, 0, 0.2, 1);
    -webkit-tap-highlight-color: transparent;
  }

  .button-control:hover:not(:disabled) {
    background-color: color-mix(in srgb, var(--primary) 80%, transparent);
  }

  .button-control:active:not(:disabled):not([aria-haspopup]),
  .button-control[aria-pressed="true"] {
    transform: translateY(1px);
  }

  .button-control:focus-visible,
  .button-demo-focus {
    border-color: var(--ring);
    box-shadow: 0 0 0 3px color-mix(in srgb, var(--ring) 50%, transparent);
    outline: none;
  }

  .button-control:disabled {
    pointer-events: none;
    opacity: 0.5;
  }

  .button-control svg {
    width: 16px;
    height: 16px;
    flex: none;
    fill: none;
    stroke: currentColor;
    stroke-width: 2;
    stroke-linecap: round;
    stroke-linejoin: round;
    pointer-events: none;
  }

  .button-control:has(> [data-icon="inline-start"]) {
    padding-left: 8px;
  }

  .button-control:has(> [data-icon="inline-end"]) {
    padding-right: 8px;
  }

  .button-control--outline {
    border-color: var(--border);
    background: var(--background);
    color: var(--foreground);
  }

  .button-control--outline:hover:not(:disabled) {
    background: var(--muted);
    color: var(--foreground);
  }

  .button-control--secondary {
    background: var(--secondary);
    color: var(--secondary-foreground);
  }

  .button-control--secondary:hover:not(:disabled),
  .button-control--secondary[aria-pressed="true"] {
    background: color-mix(in srgb, var(--secondary) 95%, var(--foreground));
  }

  .button-control--ghost {
    background: transparent;
    color: var(--foreground);
  }

  .button-control--ghost:hover:not(:disabled) {
    background: var(--muted);
    color: var(--foreground);
  }

  .button-control--destructive {
    background: color-mix(in srgb, var(--destructive) 10%, transparent);
    color: var(--destructive);
  }

  .button-control--destructive:hover:not(:disabled) {
    background: color-mix(in srgb, var(--destructive) 20%, transparent);
  }

  .button-control--destructive:focus-visible {
    border-color: color-mix(in srgb, var(--destructive) 40%, transparent);
    box-shadow: 0 0 0 3px color-mix(in srgb, var(--destructive) 20%, transparent);
  }

  .button-control--link {
    background: transparent;
    color: var(--primary);
    text-underline-offset: 4px;
  }

  .button-control--link:hover:not(:disabled) {
    background: transparent;
    text-decoration: underline;
  }

  .button-control--xs {
    height: 24px;
    gap: 4px;
    border-radius: 8px;
    padding-inline: 8px;
    font-size: 12px;
    line-height: 16px;
  }

  .button-control--sm {
    height: 28px;
    gap: 4px;
    border-radius: 8px;
    padding-inline: 10px;
    font-size: 12.8px;
  }

  .button-control--lg {
    height: 36px;
  }

  .button-control--icon,
  .button-control--icon-xs,
  .button-control--icon-sm,
  .button-control--icon-lg {
    padding: 0;
  }

  .button-control--icon {
    width: 32px;
  }

  .button-control--icon-xs {
    width: 24px;
    height: 24px;
    border-radius: 8px;
  }

  .button-control--icon-xs svg {
    width: 12px;
    height: 12px;
  }

  .button-control--icon-sm {
    width: 28px;
    height: 28px;
    border-radius: 8px;
  }

  .button-control--icon-lg {
    width: 36px;
    height: 36px;
  }

  .button-control--rounded {
    border-radius: 999px;
  }

  .button-spinner {
    opacity: 0.75;
    animation: button-spin 800ms linear infinite;
  }

  .button-spinner circle {
    opacity: 0.25;
  }

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

  @media (prefers-color-scheme: dark) {
    .button-control--outline {
      border-color: var(--input);
      background: color-mix(in srgb, var(--input) 30%, transparent);
    }

    .button-control--outline:hover:not(:disabled) {
      background: color-mix(in srgb, var(--input) 50%, transparent);
    }

    .button-control--ghost:hover:not(:disabled) {
      background: color-mix(in srgb, var(--muted) 50%, transparent);
    }

    .button-control--destructive {
      background: color-mix(in srgb, var(--destructive) 20%, transparent);
    }

    .button-control--destructive:hover:not(:disabled) {
      background: color-mix(in srgb, var(--destructive) 30%, transparent);
    }

    .button-control--destructive:focus-visible {
      box-shadow: 0 0 0 3px color-mix(in srgb, var(--destructive) 40%, transparent);
    }
  }

  @media (max-width: 720px) {
    .button-stage {
      grid-template-columns: minmax(0, 1fr);
    }

    .button-demo-group--wide {
      grid-column: auto;
    }
  }

  @media (max-width: 420px) {
    .button-demo-group {
      padding: 18px 12px;
    }

    .button-demo-row {
      gap: 8px;
    }
  }
}