@layer base {
  .checkboxWrapper {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    vertical-align: middle;
  }
  
  .checkbox {
    appearance: none;
    position: relative;
    width: 1.25rem;
    height: 1.25rem;
    border: 2px solid var(--border);
    border-radius: var(--radius-sm);
    background-color: transparent;
    cursor: pointer;
    margin: 0;
    padding: 0;
    transition: all var(--animation-duration-normal) cubic-bezier(0.16, 1, 0.3, 1);
  }
  
    .checkbox:hover {
    border-color: var(--primary);
    box-shadow: 0 0 0 2px color-mix(in srgb, var(--primary) 15%, transparent);
  }
  
  .checkbox:focus-visible {
    outline: none;
    box-shadow: var(--shadow-focus);
    border-color: var(--primary);
  }
  
  .checkbox:checked {
    background-color: var(--primary);
    border-color: var(--primary);
    transform: scale(1);
    animation: checkboxPulse var(--animation-duration-normal) cubic-bezier(0.16, 1, 0.3, 1);
  }
  
  .checkbox:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    background-color: var(--muted);
    border-color: var(--muted);
  }
  
  .checkmark {
    position: absolute;
    width: 1rem;
    height: 1rem;
    color: var(--primary-foreground);
    pointer-events: none;
    opacity: 0;
    transform: scale(0.8);
    transition: opacity var(--animation-duration-normal) cubic-bezier(0.16, 1, 0.3, 1),
                transform var(--animation-duration-normal) cubic-bezier(0.16, 1, 0.3, 1);
  }
  
  .checkbox:checked + .checkmark {
    opacity: 1;
    transform: scale(1);
  }
  
  .checkbox:disabled + .checkmark {
    color: var(--muted-foreground);
  }
  
    @keyframes checkboxPulse {
    0% {
      transform: scale(0.95);
      box-shadow: 0 0 0 0 color-mix(in srgb, var(--primary) 40%, transparent);
    }
    70% {
      transform: scale(1.02);
      box-shadow: 0 0 0 6px color-mix(in srgb, var(--primary) 0%, transparent);
    }
    100% {
      transform: scale(1);
      box-shadow: 0 0 0 0 color-mix(in srgb, var(--primary) 0%, transparent);
    }
  }
}