@import "_pico/functions";

@mixin dark {
  --background-color: #{mix($black, $grey-900, 37.5%)};

  // texts colors
  --color: #{$grey-200};
  --h1-color: #{$grey-50};
  --h2-color: #{mix($grey-100, $grey-50)};
  --h3-color: #{$grey-100};
  --h4-color: #{mix($grey-200, $grey-100)};
  --h5-color: #{$grey-200};
  --h6-color: #{mix($grey-300, $grey-200)};

  // muted colors
  --muted-color: #{$grey-500};
  --muted-border-color: #{mix($grey-900, $grey-800, 75%)};

  // primary colors
  --primary: #{$primary-600};
  --primary-hover: #{$primary-500};
  --primary-focus: #{rgba($primary-600, 0.25)};
  --primary-inverse: #{$white};

  // secondary colors
  --secondary: #{$grey-600};
  --secondary-hover: #{$grey-500};
  --secondary-focus: #{rgba($grey-500, 0.25)};
  --secondary-inverse: #{$white};

  // contrast colors
  --contrast: #{$grey-50};
  --contrast-hover: #{$white};
  --contrast-focus: #{rgba($grey-500, 0.25)};
  --contrast-inverse: #{$black};

  // highlighted text (<mark>)
  --mark-background-color: #{mix($grey-300, $amber-300)};
  --mark-color: #{mix($black, $grey-900, 37.5%)};

  // inserted (<ins>) and deleted (<ins>)
  --ins-color: #{$green-700};
  --del-color: #{$red-800};

  // blockquote
  --blockquote-border-color: var(--muted-border-color);
  --blockquote-footer-color: var(--muted-color);

  // button
  // to disable box-shadow, remove the var or set to '0 0 0 rgba(0, 0, 0, 0)'
  // don't use, 'none, 'false, 'null', '0', etc.
  --button-box-shadow: 0 0 0 rgba(0, 0, 0, 0);
  --button-hover-box-shadow: 0 0 0 rgba(0, 0, 0, 0);

  // form elements
  --form-element-background-color: #{mix($black, $grey-900, 37.5%)};
  --form-element-border-color: #{mix($grey-800, $grey-700)};
  --form-element-color: var(--color);
  --form-element-placeholder-color: var(--muted-color);
  --form-element-active-background-color: var(--form-element-background-color);
  --form-element-active-border-color: var(--primary);
  --form-element-focus-color: var(--primary-focus);
  --form-element-disabled-background-color: #{$grey-800};
  --form-element-disabled-border-color: #{$grey-700};
  --form-element-disabled-opacity: 0.5;
  --form-element-invalid-border-color: #{$red-900};
  --form-element-invalid-active-border-color: #{$red-800};
  --form-element-invalid-focus-color: #{rgba($red-800, 0.25)};
  --form-element-valid-border-color: #{$green-800};
  --form-element-valid-active-border-color: #{$green-700};
  --form-element-valid-focus-color: #{rgba($green-700, 0.25)};

  // switch (input[type="checkbox"][role="switch"])
  --switch-background-color: #{mix($grey-800, $grey-700)};
  --switch-color: var(--primary-inverse);
  --switch-checked-background-color: var(--primary);

  // range (input[type="range"])
  --range-border-color: #{mix($grey-900, $grey-800)};
  --range-active-border-color: #{$grey-800};
  --range-thumb-border-color: var(--background-color);
  --range-thumb-color: var(--secondary);
  --range-thumb-hover-color: var(--secondary-hover);
  --range-thumb-active-color: var(--primary);

  // table
  --table-border-color: var(--muted-border-color);
  --table-row-stripped-background-color: #{rgba($grey-500, 0.05)};

  // code
  --code-background-color: #{mix($black, $grey-900, 12.5%)};
  --code-color: var(--muted-color);
  --code-kbd-background-color: var(--contrast);
  --code-kbd-color: var(--contrast-inverse);
  --code-tag-color: #{hsl(330, 30%, 50%)};
  --code-property-color: #{hsl(185, 30%, 50%)};
  --code-value-color: #{hsl(40, 10%, 50%)};
  --code-comment-color: #{mix($grey-700, $grey-600)};

  // accordion (<details>)
  --accordion-border-color: var(--muted-border-color);
  --accordion-active-summary-color: var(--primary);
  --accordion-close-summary-color: var(--color);
  --accordion-open-summary-color: var(--muted-color);

  // card (<article>)
  $box-shadow-elevation: 1rem;
  $box-shadow-blur-strengh: 6rem;
  $box-shadow-opacity: 0.06;
  --card-background-color: #{mix($black, $grey-900, 25%)};
  --card-border-color: var(--card-background-color);
  --card-box-shadow:
    #{($box-shadow-elevation * 0.5 * 0.029)} #{($box-shadow-elevation * 0.029)} #{($box-shadow-blur-strengh * 0.029)} #{rgba($black, ($box-shadow-opacity * 0.283))},
    #{($box-shadow-elevation * 0.5 * 0.067)} #{($box-shadow-elevation * 0.067)} #{($box-shadow-blur-strengh * 0.067)} #{rgba($black, ($box-shadow-opacity * 0.4))},
    #{($box-shadow-elevation * 0.5 * 0.125)} #{($box-shadow-elevation * 0.125)} #{($box-shadow-blur-strengh * 0.125)} #{rgba($black, ($box-shadow-opacity * 0.5))},
    #{($box-shadow-elevation * 0.5 * 0.225)} #{($box-shadow-elevation * 0.225)} #{($box-shadow-blur-strengh * 0.225)} #{rgba($black, ($box-shadow-opacity * 0.6))},
    #{($box-shadow-elevation * 0.5 * 0.417)} #{($box-shadow-elevation * 0.417)} #{($box-shadow-blur-strengh * 0.417)} #{rgba($black, ($box-shadow-opacity * 0.717))},
    #{($box-shadow-elevation * 0.5)} #{$box-shadow-elevation} #{$box-shadow-blur-strengh} #{rgba($black, $box-shadow-opacity)},
    0 0 0 0.0625rem #{rgba($black, ($box-shadow-opacity * 0.25) )};
  --card-sectionning-background-color: #{mix($black, $grey-900, 12.5%)};

  // dropdown (<details role="list">)
  --dropdown-background-color: #{$grey-900};
  --dropdown-border-color: #{mix($grey-900, $grey-800)};
  --dropdown-box-shadow: var(--card-box-shadow);
  --dropdown-color: var(--color);
  --dropdown-hover-background-color: #{rgba(mix($grey-900, $grey-800), 0.75)};

  // modal (<dialog>)
  --modal-overlay-background-color: #{rgba(mix($grey-900, $grey-800), 0.8)};

  // progress
  --progress-background-color: #{mix($grey-900, $grey-800)};
  --progress-color: var(--primary);

  // loading ([aria-busy=true])
  --loading-spinner-opacity: 0.5;

  // tooltip ([data-tooltip])
  --tooltip-background-color: var(--contrast);
  --tooltip-color: var(--contrast-inverse);

  // icons
  --icon-checkbox: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none' stroke='#{to-rgb($white)}' stroke-width='4' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'%3E%3C/polyline%3E%3C/svg%3E");
  --icon-chevron: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none' stroke='#{to-rgb($grey-300)}' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  --icon-chevron-button: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none' stroke='#{to-rgb($white)}' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  --icon-chevron-button-inverse: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none' stroke='#{to-rgb($black)}' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  --icon-close: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none' stroke='#{to-rgb($grey-500)}' stroke-width='4' stroke-linecap='round' stroke-linejoin='round'%3E%3Cline x1='18' y1='6' x2='6' y2='18'%3E%3C/line%3E%3Cline x1='6' y1='6' x2='18' y2='18'%3E%3C/line%3E%3C/svg%3E");
  --icon-date: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none' stroke='#{to-rgb($grey-300)}' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Crect x='3' y='4' width='18' height='18' rx='2' ry='2'%3E%3C/rect%3E%3Cline x1='16' y1='2' x2='16' y2='6'%3E%3C/line%3E%3Cline x1='8' y1='2' x2='8' y2='6'%3E%3C/line%3E%3Cline x1='3' y1='10' x2='21' y2='10'%3E%3C/line%3E%3C/svg%3E");
  --icon-invalid: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none' stroke='#{to-rgb($red-900)}' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Ccircle cx='12' cy='12' r='10'%3E%3C/circle%3E%3Cline x1='12' y1='8' x2='12' y2='12'%3E%3C/line%3E%3Cline x1='12' y1='16' x2='12.01' y2='16'%3E%3C/line%3E%3C/svg%3E");
  --icon-minus: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none' stroke='#{to-rgb($white)}' stroke-width='4' stroke-linecap='round' stroke-linejoin='round'%3E%3Cline x1='5' y1='12' x2='19' y2='12'%3E%3C/line%3E%3C/svg%3E");
  --icon-search: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none' stroke='#{to-rgb($grey-300)}' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Ccircle cx='11' cy='11' r='8'%3E%3C/circle%3E%3Cline x1='21' y1='21' x2='16.65' y2='16.65'%3E%3C/line%3E%3C/svg%3E");
  --icon-time: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none' stroke='#{to-rgb($grey-300)}' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Ccircle cx='12' cy='12' r='10'%3E%3C/circle%3E%3Cpolyline points='12 6 12 12 16 14'%3E%3C/polyline%3E%3C/svg%3E");
  --icon-valid: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none' stroke='#{to-rgb($green-800)}' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'%3E%3C/polyline%3E%3C/svg%3E");
  
  // document
  color-scheme: dark;
}