7 files changed, 543 insertions, 0 deletions
diff --git a/styles/_sass/utilities/_all.sass b/styles/_sass/utilities/_all.sass
new file mode 100644
index 0000000..bf4ecfe
--- /dev/null
+++ b/styles/_sass/utilities/_all.sass
@@ -0,0 +1,8 @@
+@charset "utf-8"
+
+@import "initial-variables.sass"
+@import "functions.sass"
+@import "derived-variables.sass"
+@import "animations.sass"
+@import "mixins.sass"
+@import "controls.sass"
diff --git a/styles/_sass/utilities/animations.sass b/styles/_sass/utilities/animations.sass
new file mode 100644
index 0000000..a14525d
--- /dev/null
+++ b/styles/_sass/utilities/animations.sass
@@ -0,0 +1,5 @@
+@keyframes spinAround
+  from
+    transform: rotate(0deg)
+  to
+    transform: rotate(359deg)
diff --git a/styles/_sass/utilities/controls.sass b/styles/_sass/utilities/controls.sass
new file mode 100644
index 0000000..7ca0521
--- /dev/null
+++ b/styles/_sass/utilities/controls.sass
@@ -0,0 +1,50 @@
+$control-radius: $radius !default
+$control-radius-small: $radius-small !default
+
+$control-border-width: 1px !default
+
+$control-height: 2.25em !default
+$control-line-height: 1.5 !default
+
+$control-padding-vertical: calc(0.375em - #{$control-border-width}) !default
+$control-padding-horizontal: calc(0.625em - #{$control-border-width}) !default
+
+=control
+  -moz-appearance: none
+  -webkit-appearance: none
+  align-items: center
+  border: $control-border-width solid transparent
+  border-radius: $control-radius
+  box-shadow: none
+  display: inline-flex
+  font-size: $size-normal
+  height: $control-height
+  justify-content: flex-start
+  line-height: $control-line-height
+  padding-bottom: $control-padding-vertical
+  padding-left: $control-padding-horizontal
+  padding-right: $control-padding-horizontal
+  padding-top: $control-padding-vertical
+  position: relative
+  vertical-align: top
+  // States
+  &:focus,
+  &.is-focused,
+  &:active,
+  &.is-active
+    outline: none
+  &[disabled],
+  fieldset[disabled] &
+    cursor: not-allowed
+
+%control
+  +control
+
+// The controls sizes use mixins so they can be used at different breakpoints
+=control-small
+  border-radius: $control-radius-small
+  font-size: $size-small
+=control-medium
+  font-size: $size-medium
+=control-large
+  font-size: $size-large
diff --git a/styles/_sass/utilities/derived-variables.sass b/styles/_sass/utilities/derived-variables.sass
new file mode 100644
index 0000000..c464814
--- /dev/null
+++ b/styles/_sass/utilities/derived-variables.sass
@@ -0,0 +1,85 @@
+$primary: $turquoise !default
+
+$info: $cyan !default
+$success: $green !default
+$warning: $yellow !default
+$danger: $red !default
+
+$light: $white-ter !default
+$dark: $grey-darker !default
+
+// Invert colors
+
+$orange-invert: findColorInvert($orange) !default
+$yellow-invert: findColorInvert($yellow) !default
+$green-invert: findColorInvert($green) !default
+$turquoise-invert: findColorInvert($turquoise) !default
+$cyan-invert: findColorInvert($cyan) !default
+$blue-invert: findColorInvert($blue) !default
+$purple-invert: findColorInvert($purple) !default
+$red-invert: findColorInvert($red) !default
+
+$primary-invert: $turquoise-invert !default
+$info-invert: $cyan-invert !default
+$success-invert: $green-invert !default
+$warning-invert: $yellow-invert !default
+$danger-invert: $red-invert !default
+$light-invert: $dark !default
+$dark-invert: $light !default
+
+// General colors
+
+$background: $white-ter !default
+
+$border: $grey-lighter !default
+$border-hover: $grey-light !default
+
+// Text colors
+
+$text: $grey-dark !default
+$text-invert: findColorInvert($text) !default
+$text-light: $grey !default
+$text-strong: $grey-darker !default
+
+// Code colors
+
+$code: $red !default
+$code-background: $background !default
+
+$pre: $text !default
+$pre-background: $background !default
+
+// Link colors
+
+$link: $blue !default
+$link-invert: $blue-invert !default
+$link-visited: $purple !default
+
+$link-hover: $grey-darker !default
+$link-hover-border: $grey-light !default
+
+$link-focus: $grey-darker !default
+$link-focus-border: $blue !default
+
+$link-active: $grey-darker !default
+$link-active-border: $grey-dark !default
+
+// Typography
+
+$family-primary: $family-sans-serif !default
+$family-secondary: $family-sans-serif !default
+$family-code: $family-monospace !default
+
+$size-small: $size-7 !default
+$size-normal: $size-6 !default
+$size-medium: $size-5 !default
+$size-large: $size-4 !default
+
+// Lists and maps
+$custom-colors: null !default
+$custom-shades: null !default
+
+$colors: mergeColorMaps(("white": ($white, $black), "black": ($black, $white), "light": ($light, $light-invert), "dark": ($dark, $dark-invert), "primary": ($primary, $primary-invert), "link": ($link, $link-invert), "info": ($info, $info-invert), "success": ($success, $success-invert), "warning": ($warning, $warning-invert), "danger": ($danger, $danger-invert)), $custom-colors) !default
+$shades: mergeColorMaps(("black-bis": $black-bis, "black-ter": $black-ter, "grey-darker": $grey-darker, "grey-dark": $grey-dark, "grey": $grey, "grey-light": $grey-light, "grey-lighter": $grey-lighter, "white-ter": $white-ter, "white-bis": $white-bis), $custom-shades) !default
+
+$sizes: $size-1 $size-2 $size-3 $size-4 $size-5 $size-6 $size-7 !default
diff --git a/styles/_sass/utilities/functions.sass b/styles/_sass/utilities/functions.sass
new file mode 100644
index 0000000..acd3e83
--- /dev/null
+++ b/styles/_sass/utilities/functions.sass
@@ -0,0 +1,62 @@
+@function mergeColorMaps($bulma-colors, $custom-colors)
+  // we return at least bulma hardcoded colors
+  $merged-colors: $bulma-colors
+
+  // we want a map as input
+  @if type-of($custom-colors) == 'map'
+    @each $name, $components in $custom-colors
+      // color name should be a string and colors pair a list with at least one element
+      @if type-of($name) == 'string' and (type-of($components) == 'list' or type-of($components) == 'color') and length($components) >= 1
+        $color-base: null
+
+        // the param can either be a single color
+        // or a list of 2 colors
+        @if type-of($components) == 'color'
+          $color-base: $components
+        @else if type-of($components) == 'list'
+          $color-base: nth($components, 1)
+
+        $color-invert: null
+        // is an inverted color provided in the list
+        @if length($components) > 1
+          $color-invert: nth($components, 2)
+
+        // we only want a color as base color
+        @if type-of($color-base) == 'color'
+          // if inverted color is not provided or is not a color we compute it
+          @if type-of($color-invert) != 'color'
+            $color-invert: findColorInvert($color-base)
+
+          // we merge this colors elements as map with bulma colors (we can override them this way, no multiple definition for the same name)
+          $merged-colors: map_merge($merged-colors, ($name: ($color-base, $color-invert)))
+
+  @return $merged-colors
+
+@function powerNumber($number, $exp)
+  $value: 1
+  @if $exp > 0
+    @for $i from 1 through $exp
+      $value: $value * $number
+  @else if $exp < 0
+    @for $i from 1 through -$exp
+      $value: $value / $number
+  @return $value
+
+@function colorLuminance($color)
+  $color-rgb: ('red': red($color),'green': green($color),'blue': blue($color))
+  @each $name, $value in $color-rgb
+    $adjusted: 0
+    $value: $value / 255
+    @if $value < 0.03928
+      $value: $value / 12.92
+    @else
+      $value: ($value + .055) / 1.055
+      $value: powerNumber($value, 2)
+    $color-rgb: map-merge($color-rgb, ($name: $value))
+  @return (map-get($color-rgb, 'red') * .2126) + (map-get($color-rgb, 'green') * .7152) + (map-get($color-rgb, 'blue') * .0722)
+
+@function findColorInvert($color)
+  @if (colorLuminance($color) > 0.55)
+    @return rgba(#000, 0.7)
+  @else
+    @return #fff
diff --git a/styles/_sass/utilities/initial-variables.sass b/styles/_sass/utilities/initial-variables.sass
new file mode 100644
index 0000000..421bd3d
--- /dev/null
+++ b/styles/_sass/utilities/initial-variables.sass
@@ -0,0 +1,72 @@
+// Colors
+
+$black:        hsl(0, 0%, 4%) !default
+$black-bis:    hsl(0, 0%, 7%) !default
+$black-ter:    hsl(0, 0%, 14%) !default
+
+$grey-darker:  hsl(0, 0%, 21%) !default
+$grey-dark:    hsl(0, 0%, 29%) !default
+$grey:         hsl(0, 0%, 48%) !default
+$grey-light:   hsl(0, 0%, 71%) !default
+$grey-lighter: hsl(0, 0%, 86%) !default
+
+$white-ter:    hsl(0, 0%, 96%) !default
+$white-bis:    hsl(0, 0%, 98%) !default
+$white:        hsl(0, 0%, 100%) !default
+
+$orange:       hsl(14,  100%, 53%) !default
+$yellow:       hsl(48,  100%, 67%) !default
+$green:        hsl(141, 71%,  48%) !default
+$turquoise:    hsl(171, 100%, 41%) !default
+$cyan:         hsl(204, 86%,  53%) !default
+$blue:         hsl(217, 71%,  53%) !default
+$purple:       hsl(271, 100%, 71%) !default
+$red:          hsl(348, 100%, 61%) !default
+
+// Typography
+
+$family-sans-serif: BlinkMacSystemFont, -apple-system, "Segoe UI", "Roboto", "Oxygen", "Ubuntu", "Cantarell", "Fira Sans", "Droid Sans", "Helvetica Neue", "Helvetica", "Arial", sans-serif !default
+$family-monospace: monospace !default
+$render-mode: optimizeLegibility !default
+
+$size-1: 3rem !default
+$size-2: 2.5rem !default
+$size-3: 2rem !default
+$size-4: 1.5rem !default
+$size-5: 1.25rem !default
+$size-6: 1rem !default
+$size-7: 0.75rem !default
+
+$weight-light: 300 !default
+$weight-normal: 400 !default
+$weight-medium: 500 !default
+$weight-semibold: 600 !default
+$weight-bold: 700 !default
+
+// Responsiveness
+
+// The container horizontal gap, which acts as the offset for breakpoints
+$gap: 64px !default
+// 960, 1152, and 1344 have been chosen because they are divisible by both 12 and 16
+$tablet: 769px !default
+// 960px container + 4rem
+$desktop: 960px + (2 * $gap) !default
+// 1152px container + 4rem
+$widescreen: 1152px + (2 * $gap) !default
+$widescreen-enabled: true !default
+// 1344px container + 4rem
+$fullhd: 1344px + (2 * $gap) !default
+$fullhd-enabled: true !default
+
+// Miscellaneous
+
+$easing: ease-out !default
+$radius-small: 2px !default
+$radius: 4px !default
+$radius-large: 6px !default
+$radius-rounded: 290486px !default
+$speed: 86ms !default
+
+// Flags
+
+$variable-columns: true !default
diff --git a/styles/_sass/utilities/mixins.sass b/styles/_sass/utilities/mixins.sass
new file mode 100644
index 0000000..5623e3c
--- /dev/null
+++ b/styles/_sass/utilities/mixins.sass
@@ -0,0 +1,261 @@
+@import "initial-variables"
+
+=clearfix
+  &::after
+    clear: both
+    content: " "
+    display: table
+
+=center($width, $height: 0)
+  position: absolute
+  @if $height != 0
+    left: calc(50% - (#{$width} / 2))
+    top: calc(50% - (#{$height} / 2))
+  @else
+    left: calc(50% - (#{$width} / 2))
+    top: calc(50% - (#{$width} / 2))
+
+=fa($size, $dimensions)
+  display: inline-block
+  font-size: $size
+  height: $dimensions
+  line-height: $dimensions
+  text-align: center
+  vertical-align: top
+  width: $dimensions
+
+=hamburger($dimensions)
+  cursor: pointer
+  display: block
+  height: $dimensions
+  position: relative
+  width: $dimensions
+  span
+    background-color: currentColor
+    display: block
+    height: 1px
+    left: calc(50% - 8px)
+    position: absolute
+    transform-origin: center
+    transition-duration: $speed
+    transition-property: background-color, opacity, transform
+    transition-timing-function: $easing
+    width: 16px
+    &:nth-child(1)
+      top: calc(50% - 6px)
+    &:nth-child(2)
+      top: calc(50% - 1px)
+    &:nth-child(3)
+      top: calc(50% + 4px)
+  &:hover
+    background-color: rgba(black, 0.05)
+  // Modifers
+  &.is-active
+    span
+      &:nth-child(1)
+        transform: translateY(5px) rotate(45deg)
+      &:nth-child(2)
+        opacity: 0
+      &:nth-child(3)
+        transform: translateY(-5px) rotate(-45deg)
+
+=overflow-touch
+  -webkit-overflow-scrolling: touch
+
+=placeholder
+  $placeholders: ':-moz' ':-webkit-input' '-moz' '-ms-input'
+  @each $placeholder in $placeholders
+    &:#{$placeholder}-placeholder
+      @content
+
+// Responsiveness
+
+=from($device)
+  @media screen and (min-width: $device)
+    @content
+
+=until($device)
+  @media screen and (max-width: $device - 1px)
+    @content
+
+=mobile
+  @media screen and (max-width: $tablet - 1px)
+    @content
+
+=tablet
+  @media screen and (min-width: $tablet), print
+    @content
+
+=tablet-only
+  @media screen and (min-width: $tablet) and (max-width: $desktop - 1px)
+    @content
+
+=touch
+  @media screen and (max-width: $desktop - 1px)
+    @content
+
+=desktop
+  @media screen and (min-width: $desktop)
+    @content
+
+=desktop-only
+  @if $widescreen-enabled
+    @media screen and (min-width: $desktop) and (max-width: $widescreen - 1px)
+      @content
+
+=until-widescreen
+  @if $widescreen-enabled
+    @media screen and (max-width: $widescreen - 1px)
+      @content
+
+=widescreen
+  @if $widescreen-enabled
+    @media screen and (min-width: $widescreen)
+      @content
+
+=widescreen-only
+  @if $widescreen-enabled and $fullhd-enabled
+    @media screen and (min-width: $widescreen) and (max-width: $fullhd - 1px)
+      @content
+
+=until-fullhd
+  @if $fullhd-enabled
+    @media screen and (max-width: $fullhd - 1px)
+      @content
+
+=fullhd
+  @if $fullhd-enabled
+    @media screen and (min-width: $fullhd)
+      @content
+
+// Placeholders
+
+=unselectable
+  -webkit-touch-callout: none
+  -webkit-user-select: none
+  -moz-user-select: none
+  -ms-user-select: none
+  user-select: none
+
+%unselectable
+  +unselectable
+
+=arrow($color: transparent)
+  border: 3px solid $color
+  border-radius: 2px
+  border-right: 0
+  border-top: 0
+  content: " "
+  display: block
+  height: 0.625em
+  margin-top: -0.4375em
+  pointer-events: none
+  position: absolute
+  top: 50%
+  transform: rotate(-45deg)
+  transform-origin: center
+  width: 0.625em
+
+%arrow
+  +arrow
+
+=block
+  &:not(:last-child)
+    margin-bottom: 1.5rem
+
+%block
+  +block
+
+=delete
+  @extend %unselectable
+  -moz-appearance: none
+  -webkit-appearance: none
+  background-color: rgba($black, 0.2)
+  border: none
+  border-radius: $radius-rounded
+  cursor: pointer
+  pointer-events: auto
+  display: inline-block
+  flex-grow: 0
+  flex-shrink: 0
+  font-size: 0
+  height: 20px
+  max-height: 20px
+  max-width: 20px
+  min-height: 20px
+  min-width: 20px
+  outline: none
+  position: relative
+  vertical-align: top
+  width: 20px
+  &::before,
+  &::after
+    background-color: $white
+    content: ""
+    display: block
+    left: 50%
+    position: absolute
+    top: 50%
+    transform: translateX(-50%) translateY(-50%) rotate(45deg)
+    transform-origin: center center
+  &::before
+    height: 2px
+    width: 50%
+  &::after
+    height: 50%
+    width: 2px
+  &:hover,
+  &:focus
+    background-color: rgba($black, 0.3)
+  &:active
+    background-color: rgba($black, 0.4)
+  // Sizes
+  &.is-small
+    height: 16px
+    max-height: 16px
+    max-width: 16px
+    min-height: 16px
+    min-width: 16px
+    width: 16px
+  &.is-medium
+    height: 24px
+    max-height: 24px
+    max-width: 24px
+    min-height: 24px
+    min-width: 24px
+    width: 24px
+  &.is-large
+    height: 32px
+    max-height: 32px
+    max-width: 32px
+    min-height: 32px
+    min-width: 32px
+    width: 32px
+
+%delete
+  +delete
+
+=loader
+  animation: spinAround 500ms infinite linear
+  border: 2px solid $grey-lighter
+  border-radius: $radius-rounded
+  border-right-color: transparent
+  border-top-color: transparent
+  content: ""
+  display: block
+  height: 1em
+  position: relative
+  width: 1em
+
+%loader
+  +loader
+
+=overlay($offset: 0)
+  bottom: $offset
+  left: $offset
+  position: absolute
+  right: $offset
+  top: $offset
+
+%overlay
+  +overlay