@layer utilities {
  .u-hidden {
    display: none;
  }

  .u-muted {
    color: var(--sm-text-secondary);
  }

  .u-text-center {
    text-align: center;
  }

  .u-row {
    display: flex;
    align-items: center;
  }

  .u-stack {
    display: flex;
    flex-direction: column;
  }

  .u-gap-sm {
    gap: 8px;
  }

  .u-gap-md {
    gap: 14px;
  }
}