/* Retro Checkbox and Radio Styles */
@use "../variables" as *;
@use "../mixins" as *;

/**
 * @name Retro Checkbox & Radio
 * @group components
 * @description
 * Win95/98 style checkboxes and radio buttons.
 */

/* Common styles for checkbox and radio */
.retro-checkbox,
.retro-radio {
  appearance: none;
  -webkit-appearance: none;
  width: 18px;
  height: 18px;
  margin-block: 0 0;
  margin-inline: 0 8px;
  vertical-align: middle;
  position: relative;
  cursor: pointer;
  background: var(--retro-input-bg);
  border: 2px solid var(--retro-border-dark);
  box-shadow: 
    inset -1px -1px 0 var(--retro-border-light),
    inset 1px 1px 0 var(--retro-border-medium);
  outline: none;
  display: inline-block;
  transition: background-color 0.1s, border-color 0.1s, box-shadow 0.1s;
  color: var(--retro-input-text);

  &:hover {
    border-color: var(--retro-primary);
  }

  @include retro-focus($offset: 2px);

  &:disabled {
    background: var(--retro-body-bg);
    border-color: var(--retro-border-medium);
    cursor: not-allowed;
    opacity: 0.7;
  }
}

/* Checkbox specific styles */
.retro-checkbox {
  border-radius: var(--retro-border-radius);
  
  &:checked {
    background: var(--retro-white);
    
    &:after {
      content: '';
      position: absolute;
      left: 4px;
      top: 1px;
      width: 5px;
      height: 9px;
      border: solid var(--retro-primary);
      border-width: 0 2px 2px 0;
      transform: rotate(45deg);
      display: block;
    }
  }

  /* Color variants */
  &.retro-checkbox-primary:checked:after {
    border-color: var(--retro-primary);
  }
  
  &.retro-checkbox-success:checked:after {
    border-color: var(--retro-success);
  }
  
  &.retro-checkbox-danger:checked:after {
    border-color: var(--retro-danger);
  }
  
  &.retro-checkbox-warning:checked:after {
    border-color: var(--retro-warning);
  }
  
  &.retro-checkbox-info:checked:after {
    border-color: var(--retro-info);
  }
}

/* Radio button specific styles */
.retro-radio {
  border-radius: 50%;
  
  &:checked {
    background: var(--retro-white);
    
    &:after {
      content: '';
      position: absolute;
      left: 4px;
      top: 4px;
      width: 6px;
      height: 6px;
      background: var(--retro-primary);
      border-radius: 50%;
      display: block;
    }
  }

  /* Color variants */
  &.retro-radio-primary:checked:after {
    background: var(--retro-primary);
  }
  
  &.retro-radio-success:checked:after {
    background: var(--retro-success);
  }
  
  &.retro-radio-danger:checked:after {
    background: var(--retro-danger);
  }
  
  &.retro-radio-warning:checked:after {
    background: var(--retro-warning);
  }
  
  &.retro-radio-info:checked:after {
    background: var(--retro-info);
  }
}

/* Switch style */
.retro-switch {
  position: relative;
  display: inline-block;
  width: 40px;
  height: 20px;
  margin-block: 0 0;
  margin-inline: 0 8px;
  vertical-align: middle;
  
  input {
    opacity: 0;
    width: 0;
    height: 0;
    position: absolute;
  }
  
  .retro-switch-slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--retro-body-bg);
    border: 2px solid var(--retro-border-dark);
    box-shadow: 
      inset -1px -1px 0 var(--retro-border-light),
      inset 1px 1px 0 var(--retro-border-medium);
    transition: .1s;
    
    &:before {
      position: absolute;
      content: "";
      height: 12px;
      width: 12px;
      left: 2px;
      bottom: 2px;
      background: var(--retro-white);
      border: 1px solid var(--retro-border-dark);
      box-shadow: 1px 1px 0 var(--retro-border-medium);
      transition: .1s;
    }
  }
  
  input:checked + .retro-switch-slider {
    background: var(--retro-primary);
    &:before {
      transform: translateX(16px);
    }
  }
  
  input:focus-visible + .retro-switch-slider {
    outline: 1px dotted var(--retro-text);
  }
  
  input:disabled + .retro-switch-slider {
    background: var(--retro-body-bg);
    opacity: 0.7;
    cursor: not-allowed;
  }
}

/* Checkbox/Radio group */
.retro-checkbox-group,
.retro-radio-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
  
  &.retro-group-inline {
    flex-direction: row;
    flex-wrap: wrap;
    gap: 16px;
  }
  
  label {
    display: inline-flex;
    align-items: center;
    cursor: pointer;
    user-select: none;
    margin-bottom: 0;
  }
}

/* States */
.retro-checkbox.is-invalid,
.retro-radio.is-invalid,
.retro-switch input.is-invalid + .retro-switch-slider {
  border-color: var(--retro-danger);
}

.retro-checkbox.is-valid,
.retro-radio.is-valid,
.retro-switch input.is-valid + .retro-switch-slider {
  border-color: var(--retro-success);
}