Merge branch 'themes-accent' into shigusegubu

* themes-accent: (83 commits)
  fix and update changelog
  fix/remove contrast ratios
  removed base16-related code
  fix warning stylings
  fixed eslint, made `mod` work properly depending on context including in shadows
  Better Disabled buttons support. Mammal theme fixes. Implemented proper context-aware `mod` argument - now checks lightness of "variant" color. needs retesting tho
  updated preview to account for underlay
  update button toggled state, apply it to emoji reactions
  removed one color TODO
  add theme to list
  Kenomo (see: #624) theme. Ability to define link color for post contents. Fixes
  fix rgba function, whoops
  lint
  fix rgba css generation, add some tests to automatically verify that themes are generated properly
  fix transparent color not affecting downstream slots
  fix icons in menus
  improved selectedMenu again
  popover/selected menu improvements
  separate actual theme data from theme framework
  revert fgText -> text after some consideration. case was fixed already in other way
  ...

src/components/autosuggest/autosuggest.vue

@@ -40,8 +40,8 @@
     top: 100%;
     right: 0;
     max-height: 400px;
-    background-color: $fallback--lightBg;
-    background-color: var(--lightBg, $fallback--lightBg);
+    background-color: $fallback--bg;
+    background-color: var(--bg, $fallback--bg);
     border-style: solid;
     border-width: 1px;
     border-color: $fallback--border;

src/components/checkbox/checkbox.vue

@@ -87,13 +87,13 @@ export default {
 
     &:checked + .checkbox-indicator::before {
       color: $fallback--text;
-      color: var(--text, $fallback--text);
+      color: var(--inputText, $fallback--text);
     }
 
     &:indeterminate + .checkbox-indicator::before {
       content: '–';
       color: $fallback--text;
-      color: var(--text, $fallback--text);
+      color: var(--inputText, $fallback--text);
     }
 
   }

src/components/color_input/color_input.scss

@@ -0,0 +1,68 @@
+@import '../../_variables.scss';
+
+.color-input {
+  display: inline-flex;
+
+  &-field.input {
+    display: inline-flex;
+    flex: 0 0 0;
+    max-width: 9em;
+    align-items: stretch;
+    padding: .2em 8px;
+
+    input {
+      background: none;
+      color: $fallback--lightText;
+      color: var(--inputText, $fallback--lightText);
+      border: none;
+      padding: 0;
+      margin: 0;
+
+      &.textColor {
+        flex: 1 0 3em;
+        min-width: 3em;
+        padding: 0;
+      }
+
+      &.nativeColor {
+        flex: 0 0 2em;
+        min-width: 2em;
+        align-self: center;
+        height: 100%;
+      }
+    }
+    .computedIndicator,
+    .transparentIndicator {
+      flex: 0 0 2em;
+      min-width: 2em;
+      align-self: center;
+      height: 100%;
+    }
+    .transparentIndicator {
+      // forgot to install counter-strike source, ooops
+      background-color: #FF00FF;
+      position: relative;
+      &::before, &::after {
+        display: block;
+        content: '';
+        background-color: #000000;
+        position: absolute;
+        height: 50%;
+        width: 50%;
+      }
+      &::after {
+        top: 0;
+        left: 0;
+      }
+      &::before {
+        bottom: 0;
+        right: 0;
+      }
+    }
+  }
+
+  .label {
+    flex: 1 1 auto;
+  }
+
+}

src/components/color_input/color_input.vue

@@ -1,6 +1,6 @@
 <template>
   <div
-    class="color-control style-control"
+    class="color-input style-control"
     :class="{ disabled: !present || disabled }"
   >
     <label
@@ -9,46 +9,100 @@
     >
       {{ label }}
     </label>
-    <input
-      v-if="typeof fallback !== 'undefined'"
-      :id="name + '-o'"
-      class="opt exlcude-disabled"
-      type="checkbox"
+    <Checkbox
+      v-if="typeof fallback !== 'undefined' && showOptionalTickbox"
       :checked="present"
-      @input="$emit('input', typeof value === 'undefined' ? fallback : undefined)"
-    >
-    <label
-      v-if="typeof fallback !== 'undefined'"
-      class="opt-l"
-      :for="name + '-o'"
+      :disabled="disabled"
+      class="opt"
+      @change="$emit('input', typeof value === 'undefined' ? fallback : undefined)"
     />
-    <input
-      :id="name"
-      class="color-input"
-      type="color"
-      :value="value || fallback"
-      :disabled="!present || disabled"
-      @input="$emit('input', $event.target.value)"
-    >
-    <input
-      :id="name + '-t'"
-      class="text-input"
-      type="text"
-      :value="value || fallback"
-      :disabled="!present || disabled"
-      @input="$emit('input', $event.target.value)"
-    >
+    <div class="input color-input-field">
+      <input
+        :id="name + '-t'"
+        class="textColor unstyled"
+        type="text"
+        :value="value || fallback"
+        :disabled="!present || disabled"
+        @input="$emit('input', $event.target.value)"
+      >
+      <input
+        v-if="validColor"
+        :id="name"
+        class="nativeColor unstyled"
+        type="color"
+        :value="value || fallback"
+        :disabled="!present || disabled"
+        @input="$emit('input', $event.target.value)"
+      >
+      <div
+        v-if="transparentColor"
+        class="transparentIndicator"
+      />
+      <div
+        v-if="computedColor"
+        class="computedIndicator"
+        :style="{backgroundColor: fallback}"
+      />
+    </div>
   </div>
 </template>
-
+<style lang="scss" src="./color_input.scss"></style>
 <script>
+import Checkbox from '../checkbox/checkbox.vue'
+import { hex2rgb } from '../../services/color_convert/color_convert.js'
 export default {
-  props: [
-    'name', 'label', 'value', 'fallback', 'disabled'
-  ],
+  components: {
+    Checkbox
+  },
+  props: {
+    // Name of color, used for identifying
+    name: {
+      required: true,
+      type: String
+    },
+    // Readable label
+    label: {
+      required: true,
+      type: String
+    },
+    // Color value, should be required but vue cannot tell the difference
+    // between "property missing" and "property set to undefined"
+    value: {
+      required: false,
+      type: String,
+      default: undefined
+    },
+    // Color fallback to use when value is not defeind
+    fallback: {
+      required: false,
+      type: String,
+      default: undefined
+    },
+    // Disable the control
+    disabled: {
+      required: false,
+      type: Boolean,
+      default: false
+    },
+    // Show "optional" tickbox, for when value might become mandatory
+    showOptionalTickbox: {
+      required: false,
+      type: Boolean,
+      default: true
+    }
+  },
   computed: {
     present () {
       return typeof this.value !== 'undefined'
+    },
+    validColor () {
+      return hex2rgb(this.value || this.fallback)
+    },
+    transparentColor () {
+      return this.value === 'transparent'
+    },
+    computedColor () {
+      return this.value && this.value.startsWith('--')
     }
   }
 }

src/components/contrast_ratio/contrast_ratio.vue

@@ -37,9 +37,17 @@
 
 <script>
 export default {
-  props: [
-    'large', 'contrast'
-  ],
+  props: {
+    large: {
+      required: false
+    },
+    // TODO: Make theme switcher compute theme initially so that contrast
+    // component won't be called without contrast data
+    contrast: {
+      required: false,
+      type: Object
+    }
+  },
   computed: {
     hint () {
       const levelVal = this.contrast.aaa ? 'aaa' : (this.contrast.aa ? 'aa' : 'bad')

src/components/dialog_modal/dialog_modal.vue

@@ -75,18 +75,18 @@
   .dialog-modal-content {
     margin: 0;
     padding: 1rem 1rem;
-    background-color: $fallback--lightBg;
-    background-color: var(--lightBg, $fallback--lightBg);
+    background-color: $fallback--bg;
+    background-color: var(--bg, $fallback--bg);
     white-space: normal;
   }
 
   .dialog-modal-footer {
     margin: 0;
     padding: .5em .5em;
-    background-color: $fallback--lightBg;
-    background-color: var(--lightBg, $fallback--lightBg);
-    border-top: 1px solid $fallback--bg;
-    border-top: 1px solid var(--bg, $fallback--bg);
+    background-color: $fallback--bg;
+    background-color: var(--bg, $fallback--bg);
+    border-top: 1px solid $fallback--border;
+    border-top: 1px solid var(--border, $fallback--border);
     display: flex;
     justify-content: flex-end;
 

src/components/emoji_input/emoji_input.vue

@@ -109,10 +109,16 @@
         box-shadow: 1px 2px 4px rgba(0, 0, 0, 0.5);
         box-shadow: var(--popupShadow);
         min-width: 75%;
-        background: $fallback--bg;
-        background: var(--bg, $fallback--bg);
-        color: $fallback--lightText;
-        color: var(--lightText, $fallback--lightText);
+        background-color: $fallback--bg;
+        background-color: var(--popover, $fallback--bg);
+        color: $fallback--link;
+        color: var(--popoverText, $fallback--link);
+        --faint: var(--popoverFaintText, $fallback--faint);
+        --faintLink: var(--popoverFaintLink, $fallback--faint);
+        --lightText: var(--popoverLightText, $fallback--lightText);
+        --postLink: var(--popoverPostLink, $fallback--link);
+        --postFaintLink: var(--popoverPostFaintLink, $fallback--link);
+        --icon: var(--popoverIcon, $fallback--icon);
       }
     }
 
@@ -157,7 +163,12 @@
 
       &.highlighted {
         background-color: $fallback--fg;
-        background-color: var(--lightBg, $fallback--fg);
+        background-color: var(--selectedMenuPopover, $fallback--fg);
+        color: var(--selectedMenuPopoverText, $fallback--text);
+        --faint: var(--selectedMenuPopoverFaintText, $fallback--faint);
+        --faintLink: var(--selectedMenuPopoverFaintLink, $fallback--faint);
+        --lightText: var(--selectedMenuPopoverLightText, $fallback--lightText);
+        --icon: var(--selectedMenuPopoverIcon, $fallback--icon);
       }
     }
   }

src/components/emoji_picker/emoji_picker.scss

@@ -8,6 +8,15 @@
   left: 0;
   margin: 0 !important;
   z-index: 1;
+  background-color: $fallback--bg;
+  background-color: var(--popover, $fallback--bg);
+  color: $fallback--link;
+  color: var(--popoverText, $fallback--link);
+  --lightText: var(--popoverLightText, $fallback--faint);
+  --faint: var(--popoverFaintText, $fallback--faint);
+  --faintLink: var(--popoverFaintLink, $fallback--faint);
+  --lightText: var(--popoverLightText, $fallback--lightText);
+  --icon: var(--popoverIcon, $fallback--icon);
 
   .keep-open,
   .too-many-emoji {

src/components/emoji_reactions/emoji_reactions.vue

@@ -4,7 +4,7 @@
       v-for="(reaction) in emojiReactions"
       :key="reaction.emoji"
       class="emoji-reaction btn btn-default"
-      :class="{ 'picked-reaction': reactedWith(reaction.emoji) }"
+      :class="{ 'toggled': reactedWith(reaction.emoji) }"
       @click="emojiOnClick(reaction.emoji, $event)"
     >
       <span class="reaction-emoji">{{ reaction.emoji }}</span>
@@ -40,10 +40,4 @@
   }
 }
 
-.picked-reaction {
-  border: 1px solid var(--link, $fallback--link);
-  margin-left: -1px; // offset the border, can't use inset shadows either
-  margin-right: calc(0.5em - 1px);
-}
-
 </style>

src/components/export_import/export_import.vue

@@ -42,7 +42,7 @@ export default {
   },
   methods: {
     exportData () {
-      const stringified = JSON.stringify(this.exportObject) // Pretty-print and indent with 2 spaces
+      const stringified = JSON.stringify(this.exportObject, null, 2) // Pretty-print and indent with 2 spaces
 
       // Create an invisible link with a data url and simulate a click
       const e = document.createElement('a')

src/components/follow_button/follow_button.vue

@@ -1,7 +1,7 @@
 <template>
   <button
     class="btn btn-default follow-button"
-    :class="{ pressed: isPressed }"
+    :class="{ toggled: isPressed }"
     :disabled="inProgress"
     :title="title"
     @click="onClick"

src/components/moderation_tools/moderation_tools.vue

@@ -123,7 +123,7 @@
       </div>
       <button
         class="btn btn-default btn-block"
-        :class="{ pressed: showDropDown }"
+        :class="{ toggled: showDropDown }"
       >
         {{ $t('user_card.admin_menu.moderation') }}
       </button>

src/components/nav_panel/nav_panel.vue

@@ -100,13 +100,25 @@
 
   &:hover {
     background-color: $fallback--lightBg;
-    background-color: var(--lightBg, $fallback--lightBg);
+    background-color: var(--selectedMenu, $fallback--lightBg);
+    color: $fallback--link;
+    color: var(--selectedMenuText, $fallback--link);
+    --faint: var(--selectedMenuFaintText, $fallback--faint);
+    --faintLink: var(--selectedMenuFaintLink, $fallback--faint);
+    --lightText: var(--selectedMenuLightText, $fallback--lightText);
+    --icon: var(--selectedMenuIcon, $fallback--icon);
   }
 
   &.router-link-active {
     font-weight: bolder;
     background-color: $fallback--lightBg;
-    background-color: var(--lightBg, $fallback--lightBg);
+    background-color: var(--selectedMenu, $fallback--lightBg);
+    color: $fallback--text;
+    color: var(--selectedMenuText, $fallback--text);
+    --faint: var(--selectedMenuFaintText, $fallback--faint);
+    --faintLink: var(--selectedMenuFaintLink, $fallback--faint);
+    --lightText: var(--selectedMenuLightText, $fallback--lightText);
+    --icon: var(--selectedMenuIcon, $fallback--icon);
 
     &:hover {
       text-decoration: underline;

src/components/notifications/notifications.scss

@@ -68,6 +68,9 @@
         a {
           color: var(--faintLink);
         }
+        .status-content a {
+          color: var(--postFaintLink);
+        }
       }
       padding: 0;
       .media-body {

src/components/opacity_input/opacity_input.vue

@@ -9,18 +9,12 @@
     >
       {{ $t('settings.style.common.opacity') }}
     </label>
-    <input
+    <Checkbox
       v-if="typeof fallback !== 'undefined'"
-      :id="name + '-o'"
-      class="opt exclude-disabled"
-      type="checkbox"
       :checked="present"
-      @input="$emit('input', !present ? fallback : undefined)"
-    >
-    <label
-      v-if="typeof fallback !== 'undefined'"
-      class="opt-l"
-      :for="name + '-o'"
+      :disabled="disabled"
+      class="opt"
+      @change="$emit('input', !present ? fallback : undefined)"
     />
     <input
       :id="name"
@@ -37,7 +31,11 @@
 </template>
 
 <script>
+import Checkbox from '../checkbox/checkbox.vue'
 export default {
+  components: {
+    Checkbox
+  },
   props: [
     'name', 'value', 'fallback', 'disabled'
   ],

src/components/poll/poll.vue

@@ -104,8 +104,10 @@
   .result-fill {
     height: 100%;
     position: absolute;
+    color: $fallback--text;
+    color: var(--pollText, $fallback--text);
     background-color: $fallback--lightBg;
-    background-color: var(--linkBg, $fallback--lightBg);
+    background-color: var(--poll, $fallback--lightBg);
     border-radius: $fallback--panelRadius;
     border-radius: var(--panelRadius, $fallback--panelRadius);
     top: 0;

src/components/popper/popper.scss

@@ -9,7 +9,15 @@
     border-radius: $fallback--btnRadius;
     border-radius: var(--btnRadius, $fallback--btnRadius);
     background-color: $fallback--bg;
-    background-color: var(--bg, $fallback--bg);
+    background-color: var(--popover, $fallback--bg);
+    color: $fallback--text;
+    color: var(--popoverText, $fallback--text);
+    --faint: var(--popoverFaintText, $fallback--faint);
+    --faintLink: var(--popoverFaintLink, $fallback--faint);
+    --lightText: var(--popoverLightText, $fallback--lightText);
+    --postLink: var(--popoverPostLink, $fallback--link);
+    --postFaintLink: var(--popoverPostFaintLink, $fallback--link);
+    --icon: var(--popoverIcon, $fallback--icon);
   }
 
   .popover-arrow {
@@ -129,6 +137,8 @@
     width: 100%;
     height: 100%;
 
+    --btnText: var(--popoverText, $fallback--text);
+
     &-icon {
       padding-left: 0.5rem;
 
@@ -137,11 +147,18 @@
       }
     }
 
-    &:hover {
-      // TODO: improve the look on breeze themes
-      background-color: $fallback--fg;
-      background-color: var(--btn, $fallback--fg);
-      box-shadow: none;
+    &:active, &:hover {
+      background-color: $fallback--lightBg;
+      background-color: var(--selectedMenuPopover, $fallback--lightBg);
+      color: $fallback--link;
+      color: var(--selectedMenuPopoverText, $fallback--link);
+      --faint: var(--selectedMenuPopoverFaintText, $fallback--faint);
+      --faintLink: var(--selectedMenuPopoverFaintLink, $fallback--faint);
+      --lightText: var(--selectedMenuPopoverLightText, $fallback--lightText);
+      --icon: var(--selectedMenuPopoverIcon, $fallback--icon);
+      i {
+        color: var(--selectedMenuPopoverIcon, $fallback--icon);
+      }
     }
   }
 }

src/components/range_input/range_input.vue

@@ -12,7 +12,7 @@
     <input
       v-if="typeof fallback !== 'undefined'"
       :id="name + '-o'"
-      class="opt exclude-disabled"
+      class="opt"
       type="checkbox"
       :checked="present"
       @input="$emit('input', !present ? fallback : undefined)"

src/components/selectable_list/selectable_list.vue

@@ -68,7 +68,12 @@
 
   &-item-selected-inner {
     background-color: $fallback--lightBg;
-    background-color: var(--lightBg, $fallback--lightBg);
+    background-color: var(--selectedMenu, $fallback--lightBg);
+    color: var(--selectedMenuText, $fallback--text);
+    --faint: var(--selectedMenuFaintText, $fallback--faint);
+    --faintLink: var(--selectedMenuFaintLink, $fallback--faint);
+    --lightText: var(--selectedMenuLightText, $fallback--lightText);
+    --icon: var(--selectedMenuIcon, $fallback--icon);
   }
 
   &-header {

src/components/shadow_control/shadow_control.js

@@ -61,6 +61,21 @@ export default {
         }
       }
     },
+    currentFallback () {
+      if (this.ready && this.fallback.length > 0) {
+        return this.fallback[this.selectedId]
+      } else {
+        return {
+          x: 0,
+          y: 0,
+          blur: 0,
+          spread: 0,
+          inset: false,
+          color: '#000000',
+          alpha: 1
+        }
+      }
+    },
     moveUpValid () {
       return this.ready && this.selectedId > 0
     },
@@ -80,7 +95,7 @@ export default {
     },
     style () {
       return this.ready ? {
-        boxShadow: getCssShadow(this.cValue)
+        boxShadow: getCssShadow(this.fallback)
       } : {}
     }
   }

src/components/shadow_control/shadow_control.vue

@@ -191,15 +191,20 @@
         v-model="selected.color"
         :disabled="!present"
         :label="$t('settings.style.common.color')"
+        :fallback="currentFallback.color"
+        :show-optional-tickbox="false"
         name="shadow"
       />
       <OpacityInput
         v-model="selected.alpha"
         :disabled="!present"
       />
-      <p>
-        {{ $t('settings.style.shadows.hint') }}
-      </p>
+      <i18n
+        path="settings.style.shadows.hintV3"
+        tag="p"
+      >
+        <code>--variable,mod</code>
+      </i18n>
     </div>
   </div>
 </template>

src/components/side_drawer/side_drawer.vue

@@ -223,7 +223,13 @@
   box-shadow: 1px 1px 4px rgba(0, 0, 0, 0.6);
   box-shadow: var(--panelShadow);
   background-color: $fallback--bg;
-  background-color: var(--bg, $fallback--bg);
+  background-color: var(--popover, $fallback--bg);
+  color: $fallback--link;
+  color: var(--popoverText, $fallback--link);
+  --faint: var(--popoverFaintText, $fallback--faint);
+  --faintLink: var(--popoverFaintLink, $fallback--faint);
+  --lightText: var(--popoverLightText, $fallback--lightText);
+  --icon: var(--popoverIcon, $fallback--icon);
 
   .button-icon:before {
     width: 1.1em;
@@ -289,7 +295,13 @@
 
     &:hover {
       background-color: $fallback--lightBg;
-      background-color: var(--lightBg, $fallback--lightBg);
+      background-color: var(--selectedMenuPopover, $fallback--lightBg);
+      color: $fallback--text;
+      color: var(--selectedMenuPopoverText, $fallback--text);
+      --faint: var(--selectedMenuPopoverFaintText, $fallback--faint);
+      --faintLink: var(--selectedMenuPopoverFaintLink, $fallback--faint);
+      --lightText: var(--selectedMenuPopoverLightText, $fallback--lightText);
+      --icon: var(--selectedMenuPopoverIcon, $fallback--icon);
     }
   }
 }

src/components/status/status.vue

@@ -453,7 +453,15 @@ $status-margin: 0.75em;
 
   &_focused {
     background-color: $fallback--lightBg;
-    background-color: var(--lightBg, $fallback--lightBg);
+    background-color: var(--selectedPost, $fallback--lightBg);
+    color: $fallback--text;
+    color: var(--selectedPostText, $fallback--text);
+    --lightText: var(--selectedPostLightText, $fallback--light);
+    --faint: var(--selectedPostFaintText, $fallback--faint);
+    --faintLink: var(--selectedPostFaintLink, $fallback--faint);
+    --postLink: var(--selectedPostPostLink, $fallback--faint);
+    --postFaintLink: var(--selectedPostFaintPostLink, $fallback--faint);
+    --icon: var(--selectedPostIcon, $fallback--icon);
   }
 
   .timeline & {
@@ -581,8 +589,6 @@ $status-margin: 0.75em;
       overflow: hidden;
       text-overflow: ellipsis;
       margin: 0 0.4em 0 0.2em;
-      color: $fallback--faint;
-      color: var(--faint, $fallback--faint);
     }
 
     .replies-separator {
@@ -644,6 +650,11 @@ $status-margin: 0.75em;
     line-height: 1.4em;
     white-space: pre-wrap;
 
+    a {
+      color: $fallback--link;
+      color: var(--postLink, $fallback--link);
+    }
+
     img, video {
       max-width: 100%;
       max-height: 400px;

src/components/sticker_picker/sticker_picker.vue

@@ -51,7 +51,7 @@
         img {
           height: 100%;
           &:hover {
-            filter: drop-shadow(0 0 5px var(--link, $fallback--link));
+            filter: drop-shadow(0 0 5px var(--accent, $fallback--link));
           }
         }
       }

src/components/style_switcher/preview.vue

@@ -1,101 +1,117 @@
 <template>
-  <div class="panel dummy">
-    <div class="panel-heading">
-      <div class="title">
-        {{ $t('settings.style.preview.header') }}
-        <span class="badge badge-notification">
-          99
+  <div class="preview-container">
+    <div class="underlay underlay-preview" />
+    <div class="panel dummy">
+      <div class="panel-heading">
+        <div class="title">
+          {{ $t('settings.style.preview.header') }}
+          <span class="badge badge-notification">
+            99
+          </span>
+        </div>
+        <span class="faint">
+          {{ $t('settings.style.preview.header_faint') }}
         </span>
-      </div>
-      <span class="faint">
-        {{ $t('settings.style.preview.header_faint') }}
-      </span>
-      <span class="alert error">
-        {{ $t('settings.style.preview.error') }}
-      </span>
-      <button class="btn">
-        {{ $t('settings.style.preview.button') }}
-      </button>
-    </div>
-    <div class="panel-body theme-preview-content">
-      <div class="post">
-        <div class="avatar">
-          ( ͡° ͜ʖ ͡°)
-        </div>
-        <div class="content">
-          <h4>
-            {{ $t('settings.style.preview.content') }}
-          </h4>
-
-          <i18n path="settings.style.preview.text">
-            <code style="font-family: var(--postCodeFont)">
-              {{ $t('settings.style.preview.mono') }}
-            </code>
-            <a style="color: var(--link)">
-              {{ $t('settings.style.preview.link') }}
-            </a>
-          </i18n>
-
-          <div class="icons">
-            <i
-              style="color: var(--cBlue)"
-              class="button-icon icon-reply"
-            />
-            <i
-              style="color: var(--cGreen)"
-              class="button-icon icon-retweet"
-            />
-            <i
-              style="color: var(--cOrange)"
-              class="button-icon icon-star"
-            />
-            <i
-              style="color: var(--cRed)"
-              class="button-icon icon-cancel"
-            />
-          </div>
-        </div>
-      </div>
-
-      <div class="after-post">
-        <div class="avatar-alt">
-          :^)
-        </div>
-        <div class="content">
-          <i18n
-            path="settings.style.preview.fine_print"
-            tag="span"
-            class="faint"
-          >
-            <a style="color: var(--faintLink)">
-              {{ $t('settings.style.preview.faint_link') }}
-            </a>
-          </i18n>
-        </div>
-      </div>
-      <div class="separator" />
-
-      <span class="alert error">
-        {{ $t('settings.style.preview.error') }}
-      </span>
-      <input
-        :value="$t('settings.style.preview.input')"
-        type="text"
-      >
-
-      <div class="actions">
-        <span class="checkbox">
-          <input
-            id="preview_checkbox"
-            checked="very yes"
-            type="checkbox"
-          >
-          <label for="preview_checkbox">{{ $t('settings.style.preview.checkbox') }}</label>
+        <span class="alert error">
+          {{ $t('settings.style.preview.error') }}
         </span>
         <button class="btn">
           {{ $t('settings.style.preview.button') }}
         </button>
       </div>
+      <div class="panel-body theme-preview-content">
+        <div class="post">
+          <div class="avatar">
+            ( ͡° ͜ʖ ͡°)
+          </div>
+          <div class="content">
+            <h4>
+              {{ $t('settings.style.preview.content') }}
+            </h4>
+
+            <i18n path="settings.style.preview.text">
+              <code style="font-family: var(--postCodeFont)">
+                {{ $t('settings.style.preview.mono') }}
+              </code>
+              <a style="color: var(--link)">
+                {{ $t('settings.style.preview.link') }}
+              </a>
+            </i18n>
+
+            <div class="icons">
+              <i
+                style="color: var(--cBlue)"
+                class="button-icon icon-reply"
+              />
+              <i
+                style="color: var(--cGreen)"
+                class="button-icon icon-retweet"
+              />
+              <i
+                style="color: var(--cOrange)"
+                class="button-icon icon-star"
+              />
+              <i
+                style="color: var(--cRed)"
+                class="button-icon icon-cancel"
+              />
+            </div>
+          </div>
+        </div>
+
+        <div class="after-post">
+          <div class="avatar-alt">
+            :^)
+          </div>
+          <div class="content">
+            <i18n
+              path="settings.style.preview.fine_print"
+              tag="span"
+              class="faint"
+            >
+              <a style="color: var(--faintLink)">
+                {{ $t('settings.style.preview.faint_link') }}
+              </a>
+            </i18n>
+          </div>
+        </div>
+        <div class="separator" />
+
+        <span class="alert error">
+          {{ $t('settings.style.preview.error') }}
+        </span>
+        <input
+          :value="$t('settings.style.preview.input')"
+          type="text"
+        >
+
+        <div class="actions">
+          <span class="checkbox">
+            <input
+              id="preview_checkbox"
+              checked="very yes"
+              type="checkbox"
+            >
+            <label for="preview_checkbox">{{ $t('settings.style.preview.checkbox') }}</label>
+          </span>
+          <button class="btn">
+            {{ $t('settings.style.preview.button') }}
+          </button>
+        </div>
+      </div>
     </div>
   </div>
 </template>
+
+<style lang="scss">
+.preview-container {
+  position: relative;
+}
+.underlay-preview {
+  position: absolute;
+  top: 0;
+  bottom: 0;
+  left: 10px;
+  right: 10px;
+}
+</style>

src/components/style_switcher/style_switcher.js

@@ -1,6 +1,29 @@
-import { rgb2hex, hex2rgb, getContrastRatio, alphaBlend } from '../../services/color_convert/color_convert.js'
 import { set, delete as del } from 'vue'
-import { generateColors, generateShadows, generateRadii, generateFonts, composePreset, getThemes } from '../../services/style_setter/style_setter.js'
+import {
+  rgb2hex,
+  hex2rgb,
+  getContrastRatioLayers
+} from '../../services/color_convert/color_convert.js'
+import {
+  DEFAULT_SHADOWS,
+  generateColors,
+  generateShadows,
+  generateRadii,
+  generateFonts,
+  composePreset,
+  getThemes,
+  shadows2to3,
+  colors2to3
+} from '../../services/style_setter/style_setter.js'
+import {
+  SLOT_INHERITANCE
+} from '../../services/theme_data/pleromafe.js'
+import {
+  CURRENT_VERSION,
+  OPACITIES,
+  getLayers,
+  getOpacitySlot
+} from '../../services/theme_data/theme_data.service.js'
 import ColorInput from '../color_input/color_input.vue'
 import RangeInput from '../range_input/range_input.vue'
 import OpacityInput from '../opacity_input/opacity_input.vue'
@@ -24,11 +47,21 @@ const v1OnlyNames = [
   'cOrange'
 ].map(_ => _ + 'ColorLocal')
 
+const colorConvert = (color) => {
+  if (color.startsWith('--') || color === 'transparent') {
+    return color
+  } else {
+    return hex2rgb(color)
+  }
+}
+
 export default {
   data () {
     return {
       availableStyles: [],
       selected: this.$store.getters.mergedConfig.theme,
+      themeWarning: undefined,
+      tempImportFile: undefined,
 
       previewShadows: {},
       previewColors: {},
@@ -45,51 +78,13 @@ export default {
       keepRoundness: false,
       keepFonts: false,
 
-      textColorLocal: '',
-      linkColorLocal: '',
+      ...Object.keys(SLOT_INHERITANCE)
+        .map(key => [key, ''])
+        .reduce((acc, [key, val]) => ({ ...acc, [ key + 'ColorLocal' ]: val }), {}),
 
-      bgColorLocal: '',
-      bgOpacityLocal: undefined,
-
-      fgColorLocal: '',
-      fgTextColorLocal: undefined,
-      fgLinkColorLocal: undefined,
-
-      btnColorLocal: undefined,
-      btnTextColorLocal: undefined,
-      btnOpacityLocal: undefined,
-
-      inputColorLocal: undefined,
-      inputTextColorLocal: undefined,
-      inputOpacityLocal: undefined,
-
-      panelColorLocal: undefined,
-      panelTextColorLocal: undefined,
-      panelLinkColorLocal: undefined,
-      panelFaintColorLocal: undefined,
-      panelOpacityLocal: undefined,
-
-      topBarColorLocal: undefined,
-      topBarTextColorLocal: undefined,
-      topBarLinkColorLocal: undefined,
-
-      alertErrorColorLocal: undefined,
-      alertWarningColorLocal: undefined,
-
-      badgeOpacityLocal: undefined,
-      badgeNotificationColorLocal: undefined,
-
-      borderColorLocal: undefined,
-      borderOpacityLocal: undefined,
-
-      faintColorLocal: undefined,
-      faintOpacityLocal: undefined,
-      faintLinkColorLocal: undefined,
-
-      cRedColorLocal: '',
-      cBlueColorLocal: '',
-      cGreenColorLocal: '',
-      cOrangeColorLocal: '',
+      ...Object.keys(OPACITIES)
+        .map(key => [key, ''])
+        .reduce((acc, [key, val]) => ({ ...acc, [ key + 'OpacityLocal' ]: val }), {}),
 
       shadowSelected: undefined,
       shadowsLocal: {},
@@ -108,69 +103,105 @@ export default {
   created () {
     const self = this
 
-    getThemes().then((themesComplete) => {
-      self.availableStyles = themesComplete
-    })
+    getThemes()
+      .then((promises) => {
+        return Promise.all(
+          Object.entries(promises)
+            .map(([k, v]) => v.then(res => [k, res]))
+        )
+      })
+      .then(themes => themes.reduce((acc, [k, v]) => {
+        if (v) {
+          return {
+            ...acc,
+            [k]: v
+          }
+        } else {
+          return acc
+        }
+      }, {}))
+      .then((themesComplete) => {
+        self.availableStyles = themesComplete
+      })
   },
   mounted () {
-    this.normalizeLocalState(this.$store.getters.mergedConfig.customTheme)
+    this.loadThemeFromLocalStorage()
     if (typeof this.shadowSelected === 'undefined') {
       this.shadowSelected = this.shadowsAvailable[0]
     }
   },
   computed: {
+    themeWarningHelp () {
+      if (!this.themeWarning) return
+      const t = this.$t
+      const pre = 'settings.style.switcher.help.'
+      const {
+        origin,
+        themeEngineVersion,
+        type,
+        noActionsPossible
+      } = this.themeWarning
+      if (origin === 'file') {
+        // Loaded v2 theme from file
+        if (themeEngineVersion === 2 && type === 'wrong_version') {
+          return t(pre + 'v2_imported')
+        }
+        if (themeEngineVersion > CURRENT_VERSION) {
+          return t(pre + 'future_version_imported') + ' ' +
+            (
+              noActionsPossible
+                ? t(pre + 'snapshot_missing')
+                : t(pre + 'snapshot_present')
+            )
+        }
+        if (themeEngineVersion < CURRENT_VERSION) {
+          return t(pre + 'future_version_imported') + ' ' +
+            (
+              noActionsPossible
+                ? t(pre + 'snapshot_missing')
+                : t(pre + 'snapshot_present')
+            )
+        }
+      } else if (origin === 'localStorage') {
+        if (type === 'snapshot_source_mismatch') {
+          return t(pre + 'snapshot_source_mismatch')
+        }
+        // FE upgraded from v2
+        if (themeEngineVersion === 2) {
+          return t(pre + 'upgraded_from_v2')
+        }
+        // Admin downgraded FE
+        if (themeEngineVersion > CURRENT_VERSION) {
+          return t(pre + 'fe_downgraded') + ' ' +
+            (
+              noActionsPossible
+                ? t(pre + 'migration_snapshot_ok')
+                : t(pre + 'migration_snapshot_gone')
+            )
+        }
+        // Admin upgraded FE
+        if (themeEngineVersion < CURRENT_VERSION) {
+          return t(pre + 'fe_upgraded') + ' ' +
+            (
+              noActionsPossible
+                ? t(pre + 'migration_snapshot_ok')
+                : t(pre + 'migration_snapshot_gone')
+            )
+        }
+      }
+    },
     selectedVersion () {
       return Array.isArray(this.selected) ? 1 : 2
     },
     currentColors () {
-      return {
-        bg: this.bgColorLocal,
-        text: this.textColorLocal,
-        link: this.linkColorLocal,
-
-        fg: this.fgColorLocal,
-        fgText: this.fgTextColorLocal,
-        fgLink: this.fgLinkColorLocal,
-
-        panel: this.panelColorLocal,
-        panelText: this.panelTextColorLocal,
-        panelLink: this.panelLinkColorLocal,
-        panelFaint: this.panelFaintColorLocal,
-
-        input: this.inputColorLocal,
-        inputText: this.inputTextColorLocal,
-
-        topBar: this.topBarColorLocal,
-        topBarText: this.topBarTextColorLocal,
-        topBarLink: this.topBarLinkColorLocal,
-
-        btn: this.btnColorLocal,
-        btnText: this.btnTextColorLocal,
-
-        alertError: this.alertErrorColorLocal,
-        alertWarning: this.alertWarningColorLocal,
-        badgeNotification: this.badgeNotificationColorLocal,
-
-        faint: this.faintColorLocal,
-        faintLink: this.faintLinkColorLocal,
-        border: this.borderColorLocal,
-
-        cRed: this.cRedColorLocal,
-        cBlue: this.cBlueColorLocal,
-        cGreen: this.cGreenColorLocal,
-        cOrange: this.cOrangeColorLocal
-      }
+      return Object.keys(SLOT_INHERITANCE)
+        .map(key => [key, this[key + 'ColorLocal']])
+        .reduce((acc, [key, val]) => ({ ...acc, [ key ]: val }), {})
     },
     currentOpacity () {
-      return {
-        bg: this.bgOpacityLocal,
-        btn: this.btnOpacityLocal,
-        input: this.inputOpacityLocal,
-        panel: this.panelOpacityLocal,
-        topBar: this.topBarOpacityLocal,
-        border: this.borderOpacityLocal,
-        faint: this.faintOpacityLocal
-      }
+      return Object.keys(OPACITIES)
+        .map(key => [key, this[key + 'OpacityLocal']])
+        .reduce((acc, [key, val]) => ({ ...acc, [ key ]: val }), {})
     },
     currentRadii () {
       return {
@@ -193,75 +224,66 @@ export default {
     },
     // This needs optimization maybe
     previewContrast () {
-      if (!this.previewTheme.colors.bg) return {}
-      const colors = this.previewTheme.colors
-      const opacity = this.previewTheme.opacity
-      if (!colors.bg) return {}
-      const hints = (ratio) => ({
-        text: ratio.toPrecision(3) + ':1',
-        // AA level, AAA level
-        aa: ratio >= 4.5,
-        aaa: ratio >= 7,
-        // same but for 18pt+ texts
-        laa: ratio >= 3,
-        laaa: ratio >= 4.5
-      })
+      try {
+        if (!this.previewTheme.colors.bg) return {}
+        const colors = this.previewTheme.colors
+        const opacity = this.previewTheme.opacity
+        if (!colors.bg) return {}
+        const hints = (ratio) => ({
+          text: ratio.toPrecision(3) + ':1',
+          // AA level, AAA level
+          aa: ratio >= 4.5,
+          aaa: ratio >= 7,
+          // same but for 18pt+ texts
+          laa: ratio >= 3,
+          laaa: ratio >= 4.5
+        })
+        const colorsConverted = Object.entries(colors).reduce((acc, [key, value]) => ({ ...acc, [key]: colorConvert(value) }), {})
 
-      // fgsfds :DDDD
-      const fgs = {
-        text: hex2rgb(colors.text),
-        panelText: hex2rgb(colors.panelText),
-        panelLink: hex2rgb(colors.panelLink),
-        btnText: hex2rgb(colors.btnText),
-        topBarText: hex2rgb(colors.topBarText),
-        inputText: hex2rgb(colors.inputText),
+        const ratios = Object.entries(SLOT_INHERITANCE).reduce((acc, [key, value]) => {
+          const slotIsBaseText = key === 'text' || key === 'link'
+          const slotIsText = slotIsBaseText || (
+            typeof value === 'object' && value !== null && value.textColor
+          )
+          if (!slotIsText) return acc
+          const { layer, variant } = slotIsBaseText ? { layer: 'bg' } : value
+          const background = variant || layer
+          const opacitySlot = getOpacitySlot(background)
+          const textColors = [
+            key,
+            ...(background === 'bg' ? ['cRed', 'cGreen', 'cBlue', 'cOrange'] : [])
+          ]
 
-        link: hex2rgb(colors.link),
-        topBarLink: hex2rgb(colors.topBarLink),
+          const layers = getLayers(
+            layer,
+            variant || layer,
+            opacitySlot,
+            colorsConverted,
+            opacity
+          )
 
-        red: hex2rgb(colors.cRed),
-        green: hex2rgb(colors.cGreen),
-        blue: hex2rgb(colors.cBlue),
-        orange: hex2rgb(colors.cOrange)
+          return {
+            ...acc,
+            ...textColors.reduce((acc, textColorKey) => {
+              const newKey = slotIsBaseText
+                ? 'bg' + textColorKey[0].toUpperCase() + textColorKey.slice(1)
+                : textColorKey
+              return {
+                ...acc,
+                [newKey]: getContrastRatioLayers(
+                  colorsConverted[textColorKey],
+                  layers,
+                  colorsConverted[textColorKey]
+                )
+              }
+            }, {})
+          }
+        }, {})
+
+        return Object.entries(ratios).reduce((acc, [k, v]) => { acc[k] = hints(v); return acc }, {})
+      } catch (e) {
+        console.warn('Failure computing contrasts', e)
       }
-
-      const bgs = {
-        bg: hex2rgb(colors.bg),
-        btn: hex2rgb(colors.btn),
-        panel: hex2rgb(colors.panel),
-        topBar: hex2rgb(colors.topBar),
-        input: hex2rgb(colors.input),
-        alertError: hex2rgb(colors.alertError),
-        alertWarning: hex2rgb(colors.alertWarning),
-        badgeNotification: hex2rgb(colors.badgeNotification)
-      }
-
-      /* This is a bit confusing because "bottom layer" used is text color
-       * This is done to get worst case scenario when background below transparent
-       * layer matches text color, making it harder to read the lower alpha is.
-       */
-      const ratios = {
-        bgText: getContrastRatio(alphaBlend(bgs.bg, opacity.bg, fgs.text), fgs.text),
-        bgLink: getContrastRatio(alphaBlend(bgs.bg, opacity.bg, fgs.link), fgs.link),
-        bgRed: getContrastRatio(alphaBlend(bgs.bg, opacity.bg, fgs.red), fgs.red),
-        bgGreen: getContrastRatio(alphaBlend(bgs.bg, opacity.bg, fgs.green), fgs.green),
-        bgBlue: getContrastRatio(alphaBlend(bgs.bg, opacity.bg, fgs.blue), fgs.blue),
-        bgOrange: getContrastRatio(alphaBlend(bgs.bg, opacity.bg, fgs.orange), fgs.orange),
-
-        tintText: getContrastRatio(alphaBlend(bgs.bg, 0.5, fgs.panelText), fgs.text),
-
-        panelText: getContrastRatio(alphaBlend(bgs.panel, opacity.panel, fgs.panelText), fgs.panelText),
-        panelLink: getContrastRatio(alphaBlend(bgs.panel, opacity.panel, fgs.panelLink), fgs.panelLink),
-
-        btnText: getContrastRatio(alphaBlend(bgs.btn, opacity.btn, fgs.btnText), fgs.btnText),
-
-        inputText: getContrastRatio(alphaBlend(bgs.input, opacity.input, fgs.inputText), fgs.inputText),
-
-        topBarText: getContrastRatio(alphaBlend(bgs.topBar, opacity.topBar, fgs.topBarText), fgs.topBarText),
-        topBarLink: getContrastRatio(alphaBlend(bgs.topBar, opacity.topBar, fgs.topBarLink), fgs.topBarLink)
-      }
-
-      return Object.entries(ratios).reduce((acc, [k, v]) => { acc[k] = hints(v); return acc }, {})
     },
     previewRules () {
       if (!this.preview.rules) return ''
@@ -272,7 +294,7 @@ export default {
       ].join(';')
     },
     shadowsAvailable () {
-      return Object.keys(this.previewTheme.shadows).sort()
+      return Object.keys(DEFAULT_SHADOWS).sort()
     },
     currentShadowOverriden: {
       get () {
@@ -287,7 +309,7 @@ export default {
       }
     },
     currentShadowFallback () {
-      return this.previewTheme.shadows[this.shadowSelected]
+      return (this.previewTheme.shadows || {})[this.shadowSelected]
     },
     currentShadow: {
       get () {
@@ -309,27 +331,34 @@ export default {
         !this.keepColor
       )
 
-      const theme = {}
+      const source = {
+        themeEngineVersion: CURRENT_VERSION
+      }
 
       if (this.keepFonts || saveEverything) {
-        theme.fonts = this.fontsLocal
+        source.fonts = this.fontsLocal
       }
       if (this.keepShadows || saveEverything) {
-        theme.shadows = this.shadowsLocal
+        source.shadows = this.shadowsLocal
       }
       if (this.keepOpacity || saveEverything) {
-        theme.opacity = this.currentOpacity
+        source.opacity = this.currentOpacity
       }
       if (this.keepColor || saveEverything) {
-        theme.colors = this.currentColors
+        source.colors = this.currentColors
       }
       if (this.keepRoundness || saveEverything) {
-        theme.radii = this.currentRadii
+        source.radii = this.currentRadii
+      }
+
+      const theme = {
+        themeEngineVersion: CURRENT_VERSION,
+        ...this.previewTheme
       }
 
       return {
-        // To separate from other random JSON files and possible future theme formats
-        _pleroma_theme_version: 2, theme
+        // To separate from other random JSON files and possible future source formats
+        _pleroma_theme_version: 2, theme, source
       }
     }
   },
@@ -346,10 +375,127 @@ export default {
     Checkbox
   },
   methods: {
+    loadTheme (
+      {
+        theme,
+        source,
+        _pleroma_theme_version: fileVersion
+      },
+      origin,
+      forceUseSource = false
+    ) {
+      if (!source && !theme) {
+        throw new Error('Can\'t load theme: empty')
+      }
+      const version = (origin === 'localStorage' && !theme.colors)
+        ? 'l1'
+        : fileVersion
+      const snapshotEngineVersion = (theme || {}).themeEngineVersion
+      const themeEngineVersion = (source || {}).themeEngineVersion || 2
+      const versionsMatch = themeEngineVersion === CURRENT_VERSION
+      const sourceSnapshotMismatch = (
+        theme !== undefined &&
+          source !== undefined &&
+          themeEngineVersion !== snapshotEngineVersion
+      )
+      // Force loading of source if user requested it or if snapshot
+      // is unavailable
+      const forcedSourceLoad = (source && forceUseSource) || !theme
+      if (!(versionsMatch && !sourceSnapshotMismatch) &&
+          !forcedSourceLoad &&
+          version !== 'l1' &&
+          origin !== 'defaults'
+      ) {
+        if (sourceSnapshotMismatch && origin === 'localStorage') {
+          this.themeWarning = {
+            origin,
+            themeEngineVersion,
+            type: 'snapshot_source_mismatch'
+          }
+        } else if (!theme) {
+          this.themeWarning = {
+            origin,
+            noActionsPossible: true,
+            themeEngineVersion,
+            type: 'no_snapshot_old_version'
+          }
+        } else if (!versionsMatch) {
+          this.themeWarning = {
+            origin,
+            noActionsPossible: !source,
+            themeEngineVersion,
+            type: 'wrong_version'
+          }
+        }
+      }
+      this.normalizeLocalState(theme, version, source, forcedSourceLoad)
+    },
+    forceLoadLocalStorage () {
+      this.loadThemeFromLocalStorage(true)
+    },
+    dismissWarning () {
+      this.themeWarning = undefined
+      this.tempImportFile = undefined
+    },
+    forceLoad () {
+      const { origin } = this.themeWarning
+      switch (origin) {
+        case 'localStorage':
+          this.loadThemeFromLocalStorage(true)
+          break
+        case 'file':
+          this.onImport(this.tempImportFile, true)
+          break
+      }
+      this.dismissWarning()
+    },
+    forceSnapshot () {
+      const { origin } = this.themeWarning
+      switch (origin) {
+        case 'localStorage':
+          this.loadThemeFromLocalStorage(false, true)
+          break
+        case 'file':
+          console.err('Forcing snapshout from file is not supported yet')
+          break
+      }
+      this.dismissWarning()
+    },
+    loadThemeFromLocalStorage (confirmLoadSource = false, forceSnapshot = false) {
+      const {
+        customTheme: theme,
+        customThemeSource: source
+      } = this.$store.getters.mergedConfig
+      if (!theme && !source) {
+        // Anon user or never touched themes
+        this.loadTheme(
+          this.$store.state.instance.themeData,
+          'defaults',
+          confirmLoadSource
+        )
+      } else {
+        this.loadTheme(
+          {
+            theme,
+            source: forceSnapshot ? theme : source
+          },
+          'localStorage',
+          confirmLoadSource
+        )
+      }
+    },
     setCustomTheme () {
       this.$store.dispatch('setOption', {
         name: 'customTheme',
         value: {
+          themeEngineVersion: CURRENT_VERSION,
+          ...this.previewTheme
+        }
+      })
+      this.$store.dispatch('setOption', {
+        name: 'customThemeSource',
+        value: {
+          themeEngineVersion: CURRENT_VERSION,
           shadows: this.shadowsLocal,
           fonts: this.fontsLocal,
           opacity: this.currentOpacity,
@@ -358,21 +504,27 @@ export default {
         }
       })
     },
-    onImport (parsed) {
-      if (parsed._pleroma_theme_version === 1) {
-        this.normalizeLocalState(parsed, 1)
-      } else if (parsed._pleroma_theme_version === 2) {
-        this.normalizeLocalState(parsed.theme, 2)
-      }
+    updatePreviewColorsAndShadows () {
+      this.previewColors = generateColors({
+        opacity: this.currentOpacity,
+        colors: this.currentColors
+      })
+      this.previewShadows = generateShadows(
+        { shadows: this.shadowsLocal },
+        this.previewColors.theme.colors,
+        this.previewColors.mod
+      )
+    },
+    onImport (parsed, forceSource = false) {
+      this.tempImportFile = parsed
+      this.loadTheme(parsed, 'file', forceSource)
     },
     importValidator (parsed) {
       const version = parsed._pleroma_theme_version
       return version >= 1 || version <= 2
     },
     clearAll () {
-      const state = this.$store.getters.mergedConfig.customTheme
-      const version = state.colors ? 2 : 'l1'
-      this.normalizeLocalState(this.$store.getters.mergedConfig.customTheme, version)
+      this.loadThemeFromLocalStorage()
     },
 
     // Clears all the extra stuff when loading V1 theme
@@ -411,19 +563,37 @@ export default {
 
     /**
      * This applies stored theme data onto form. Supports three versions of data:
+     * v3 (version >= 3) - newest version of themes which supports snapshots for better compatiblity
      * v2 (version = 2) - newer version of themes.
      * v1 (version = 1) - older version of themes (import from file)
      * v1l (version = l1) - older version of theme (load from local storage)
      * v1 and v1l differ because of way themes were stored/exported.
-     * @param {Object} input - input data
+     * @param {Object} theme - theme data (snapshot)
      * @param {Number} version - version of data. 0 means try to guess based on data. "l1" means v1, locastorage type
+     * @param {Object} source - theme source - this will be used if compatible
+     * @param {Boolean} source - by default source won't be used if version doesn't match since it might render differently
+     *                           this allows importing source anyway
      */
-    normalizeLocalState (input, version = 0) {
-      const colors = input.colors || input
+    normalizeLocalState (theme, version = 0, source, forceSource = false) {
+      let input
+      if (typeof source !== 'undefined') {
+        if (forceSource || source.themeEngineVersion === CURRENT_VERSION) {
+          input = source
+          version = source.themeEngineVersion
+        } else {
+          input = theme
+        }
+      } else {
+        input = theme
+      }
+
       const radii = input.radii || input
       const opacity = input.opacity
       const shadows = input.shadows || {}
       const fonts = input.fonts || {}
+      const colors = !input.themeEngineVersion
+        ? colors2to3(input.colors || input)
+        : input.colors || input
 
       if (version === 0) {
         if (input.version) version = input.version
@@ -457,7 +627,17 @@ export default {
         }
 
         keys.forEach(key => {
-          this[key + 'ColorLocal'] = rgb2hex(colors[key])
+          const color = colors[key]
+          const hex = rgb2hex(colors[key])
+          this[key + 'ColorLocal'] = hex === '#aN' ? color : hex
+        })
+      }
+
+      if (opacity && !this.keepOpacity) {
+        this.clearOpacity()
+        Object.entries(opacity).forEach(([k, v]) => {
+          if (typeof v === 'undefined' || v === null || Number.isNaN(v)) return
+          this[k + 'OpacityLocal'] = v
         })
       }
 
@@ -472,7 +652,11 @@ export default {
 
       if (!this.keepShadows) {
         this.clearShadows()
-        this.shadowsLocal = shadows
+        if (version === 2) {
+          this.shadowsLocal = shadows2to3(shadows)
+        } else {
+          this.shadowsLocal = shadows
+        }
         this.shadowSelected = this.shadowsAvailable[0]
       }
 
@@ -480,14 +664,6 @@ export default {
         this.clearFonts()
         this.fontsLocal = fonts
       }
-
-      if (opacity && !this.keepOpacity) {
-        this.clearOpacity()
-        Object.entries(opacity).forEach(([k, v]) => {
-          if (typeof v === 'undefined' || v === null || Number.isNaN(v)) return
-          this[k + 'OpacityLocal'] = v
-        })
-      }
     }
   },
   watch: {
@@ -502,8 +678,9 @@ export default {
     },
     shadowsLocal: {
       handler () {
+        if (Object.getOwnPropertyNames(this.previewColors).length === 1) return
         try {
-          this.previewShadows = generateShadows({ shadows: this.shadowsLocal })
+          this.updatePreviewColorsAndShadows()
           this.shadowsInvalid = false
         } catch (e) {
           this.shadowsInvalid = true
@@ -526,22 +703,18 @@ export default {
     },
     currentColors () {
       try {
-        this.previewColors = generateColors({
-          opacity: this.currentOpacity,
-          colors: this.currentColors
-        })
+        this.updatePreviewColorsAndShadows()
         this.colorsInvalid = false
+        this.shadowsInvalid = false
       } catch (e) {
         this.colorsInvalid = true
+        this.shadowsInvalid = true
         console.warn(e)
       }
     },
     currentOpacity () {
       try {
-        this.previewColors = generateColors({
-          opacity: this.currentOpacity,
-          colors: this.currentColors
-        })
+        this.updatePreviewColorsAndShadows()
       } catch (e) {
         console.warn(e)
       }
@@ -573,7 +746,7 @@ export default {
           this.cOrangeColorLocal = this.selected[8]
         }
       } else if (this.selectedVersion >= 2) {
-        this.normalizeLocalState(this.selected.theme, 2)
+        this.normalizeLocalState(this.selected.theme, 2, this.selected.source)
       }
     }
   }

src/components/style_switcher/style_switcher.scss

@@ -1,5 +1,15 @@
 @import '../../_variables.scss';
 .style-switcher {
+  .theme-warning {
+    display: flex;
+    align-items: baseline;
+    margin-bottom: .5em;
+    .buttons {
+      .btn {
+        margin-bottom: .5em;
+      }
+    }
+  }
   .preset-switcher {
     margin-right: 1em;
   }
@@ -15,26 +25,23 @@
 
     &.disabled {
       input, select {
-        &:not(.exclude-disabled) {
-          opacity: .5
-        }
+        opacity: .5
       }
     }
 
+    .opt {
+      margin: .5em;
+    }
+
+    .color-input {
+      flex: 0 0 0;
+    }
+
     input, select {
       min-width: 3em;
       margin: 0;
       flex: 0;
 
-      &[type=color] {
-        padding: 1px;
-        cursor: pointer;
-        height: 29px;
-        min-width: 2em;
-        border: none;
-        align-self: stretch;
-      }
-
       &[type=number] {
         min-width: 5em;
       }
@@ -42,13 +49,6 @@
       &[type=range] {
         flex: 1;
         min-width: 3em;
-      }
-
-      &[type=checkbox] + label {
-        margin: 6px 0;
-      }
-
-      &:not([type=number]):not([type=text]) {
         align-self: flex-start;
       }
     }

src/components/style_switcher/style_switcher.vue

@@ -2,7 +2,53 @@
   <div class="style-switcher">
     <div class="presets-container">
       <div class="save-load">
-        <export-import
+        <div
+          v-if="themeWarning"
+          class="theme-warning"
+        >
+          <div class="alert warning">
+            {{ themeWarningHelp }}
+          </div>
+          <div class="buttons">
+            <template v-if="themeWarning.type === 'snapshot_source_mismatch'">
+              <button
+                class="btn"
+                @click="forceLoad"
+              >
+                {{ $t('settings.style.switcher.use_source') }}
+              </button>
+              <button
+                class="btn"
+                @click="forceSnapshot"
+              >
+                {{ $t('settings.style.switcher.use_snapshot') }}
+              </button>
+            </template>
+            <template v-else-if="themeWarning.noActionsPossible">
+              <button
+                class="btn"
+                @click="dismissWarning"
+              >
+                {{ $t('general.dismiss') }}
+              </button>
+            </template>
+            <template v-else>
+              <button
+                class="btn"
+                @click="forceLoad"
+              >
+                {{ $t('settings.style.switcher.load_theme') }}
+              </button>
+              <button
+                class="btn"
+                @click="dismissWarning"
+              >
+                {{ $t('settings.style.switcher.keep_as_is') }}
+              </button>
+            </template>
+          </div>
+        </div>
+        <ExportImport
           :export-object="exportedTheme"
           :export-label="$t(&quot;settings.export_theme&quot;)"
           :import-label="$t(&quot;settings.import_theme&quot;)"
@@ -27,8 +73,8 @@
                     :key="style.name"
                     :value="style"
                     :style="{
-                      backgroundColor: style[1] || style.theme.colors.bg,
-                      color: style[3] || style.theme.colors.text
+                      backgroundColor: style[1] || (style.theme || style.source).colors.bg,
+                      color: style[3] || (style.theme || style.source).colors.text
                     }"
                   >
                     {{ style[0] || style.name }}
@@ -38,7 +84,7 @@
               </label>
             </div>
           </template>
-        </export-import>
+        </ExportImport>
       </div>
       <div class="save-load-options">
         <span class="keep-option">
@@ -70,9 +116,7 @@
       </div>
     </div>
 
-    <div class="preview-container">
-      <preview :style="previewRules" />
-    </div>
+    <preview :style="previewRules" />
 
     <keep-alive>
       <tab-switcher key="style-tweak">
@@ -106,7 +150,7 @@
             <OpacityInput
               v-model="bgOpacityLocal"
               name="bgOpacity"
-              :fallback="previewTheme.opacity.bg || 1"
+              :fallback="previewTheme.opacity.bg"
             />
             <ColorInput
               v-model="textColorLocal"
@@ -114,10 +158,19 @@
               :label="$t('settings.text')"
             />
             <ContrastRatio :contrast="previewContrast.bgText" />
+            <ColorInput
+              v-model="accentColorLocal"
+              name="accentColor"
+              :fallback="previewTheme.colors.link"
+              :label="$t('settings.accent')"
+              :show-optional-tickbox="typeof linkColorLocal !== 'undefined'"
+            />
             <ColorInput
               v-model="linkColorLocal"
               name="linkColor"
+              :fallback="previewTheme.colors.accent"
               :label="$t('settings.links')"
+              :show-optional-tickbox="typeof accentColorLocal !== 'undefined'"
             />
             <ContrastRatio :contrast="previewContrast.bgLink" />
           </div>
@@ -148,13 +201,13 @@
               name="cRedColor"
               :label="$t('settings.cRed')"
             />
-            <ContrastRatio :contrast="previewContrast.bgRed" />
+            <ContrastRatio :contrast="previewContrast.bgCRed" />
             <ColorInput
               v-model="cBlueColorLocal"
               name="cBlueColor"
               :label="$t('settings.cBlue')"
             />
-            <ContrastRatio :contrast="previewContrast.bgBlue" />
+            <ContrastRatio :contrast="previewContrast.bgCBlue" />
           </div>
           <div class="color-item">
             <ColorInput
@@ -162,13 +215,13 @@
               name="cGreenColor"
               :label="$t('settings.cGreen')"
             />
-            <ContrastRatio :contrast="previewContrast.bgGreen" />
+            <ContrastRatio :contrast="previewContrast.bgCGreen" />
             <ColorInput
               v-model="cOrangeColorLocal"
               name="cOrangeColor"
               :label="$t('settings.cOrange')"
             />
-            <ContrastRatio :contrast="previewContrast.bgOrange" />
+            <ContrastRatio :contrast="previewContrast.bgCOrange" />
           </div>
           <p>{{ $t('settings.theme_help_v2_2') }}</p>
         </div>
@@ -193,6 +246,14 @@
             </button>
           </div>
           <div class="color-item">
+            <h4>{{ $t('settings.style.advanced_colors.post') }}</h4>
+            <ColorInput
+              v-model="postLinkColorLocal"
+              name="postLinkColor"
+              :fallback="previewTheme.colors.accent"
+              :label="$t('settings.links')"
+            />
+            <ContrastRatio :contrast="previewContrast.postLink" />
             <h4>{{ $t('settings.style.advanced_colors.alert') }}</h4>
             <ColorInput
               v-model="alertErrorColorLocal"
@@ -200,14 +261,53 @@
               :label="$t('settings.style.advanced_colors.alert_error')"
               :fallback="previewTheme.colors.alertError"
             />
-            <ContrastRatio :contrast="previewContrast.alertError" />
+            <ColorInput
+              v-model="alertErrorTextColorLocal"
+              name="alertErrorText"
+              :label="$t('settings.text')"
+              :fallback="previewTheme.colors.alertErrorText"
+            />
+            <ContrastRatio
+              :contrast="previewContrast.alertErrorText"
+              large="true"
+            />
             <ColorInput
               v-model="alertWarningColorLocal"
               name="alertWarning"
               :label="$t('settings.style.advanced_colors.alert_warning')"
               :fallback="previewTheme.colors.alertWarning"
             />
-            <ContrastRatio :contrast="previewContrast.alertWarning" />
+            <ColorInput
+              v-model="alertWarningTextColorLocal"
+              name="alertWarningText"
+              :label="$t('settings.text')"
+              :fallback="previewTheme.colors.alertWarningText"
+            />
+            <ContrastRatio
+              :contrast="previewContrast.alertWarningText"
+              large="true"
+            />
+            <ColorInput
+              v-model="alertNeutralColorLocal"
+              name="alertNeutral"
+              :label="$t('settings.style.advanced_colors.alert_neutral')"
+              :fallback="previewTheme.colors.alertNeutral"
+            />
+            <ColorInput
+              v-model="alertNeutralTextColorLocal"
+              name="alertNeutralText"
+              :label="$t('settings.text')"
+              :fallback="previewTheme.colors.alertNeutralText"
+            />
+            <ContrastRatio
+              :contrast="previewContrast.alertNeutralText"
+              large="true"
+            />
+            <OpacityInput
+              v-model="alertOpacityLocal"
+              name="alertOpacity"
+              :fallback="previewTheme.opacity.alert"
+            />
           </div>
           <div class="color-item">
             <h4>{{ $t('settings.style.advanced_colors.badge') }}</h4>
@@ -217,19 +317,30 @@
               :label="$t('settings.style.advanced_colors.badge_notification')"
               :fallback="previewTheme.colors.badgeNotification"
             />
+            <ColorInput
+              v-model="badgeNotificationTextColorLocal"
+              name="badgeNotificationText"
+              :label="$t('settings.text')"
+              :fallback="previewTheme.colors.badgeNotificationText"
+            />
+            <ContrastRatio
+              :contrast="previewContrast.badgeNotificationText"
+              large="true"
+            />
           </div>
           <div class="color-item">
             <h4>{{ $t('settings.style.advanced_colors.panel_header') }}</h4>
             <ColorInput
               v-model="panelColorLocal"
               name="panelColor"
-              :fallback="fgColorLocal"
+              :fallback="previewTheme.colors.panel"
               :label="$t('settings.background')"
             />
             <OpacityInput
               v-model="panelOpacityLocal"
               name="panelOpacity"
-              :fallback="previewTheme.opacity.panel || 1"
+              :fallback="previewTheme.opacity.panel"
+              :disabled="panelColorLocal === 'transparent'"
             />
             <ColorInput
               v-model="panelTextColorLocal"
@@ -239,7 +350,7 @@
             />
             <ContrastRatio
               :contrast="previewContrast.panelText"
-              large="1"
+              large="true"
             />
             <ColorInput
               v-model="panelLinkColorLocal"
@@ -249,7 +360,7 @@
             />
             <ContrastRatio
               :contrast="previewContrast.panelLink"
-              large="1"
+              large="true"
             />
           </div>
           <div class="color-item">
@@ -257,7 +368,7 @@
             <ColorInput
               v-model="topBarColorLocal"
               name="topBarColor"
-              :fallback="fgColorLocal"
+              :fallback="previewTheme.colors.topBar"
               :label="$t('settings.background')"
             />
             <ColorInput
@@ -280,13 +391,14 @@
             <ColorInput
               v-model="inputColorLocal"
               name="inputColor"
-              :fallback="fgColorLocal"
+              :fallback="previewTheme.colors.input"
               :label="$t('settings.background')"
             />
             <OpacityInput
               v-model="inputOpacityLocal"
               name="inputOpacity"
-              :fallback="previewTheme.opacity.input || 1"
+              :fallback="previewTheme.opacity.input"
+              :disabled="inputColorLocal === 'transparent'"
             />
             <ColorInput
               v-model="inputTextColorLocal"
@@ -301,13 +413,14 @@
             <ColorInput
               v-model="btnColorLocal"
               name="btnColor"
-              :fallback="fgColorLocal"
+              :fallback="previewTheme.colors.btn"
               :label="$t('settings.background')"
             />
             <OpacityInput
               v-model="btnOpacityLocal"
               name="btnOpacity"
-              :fallback="previewTheme.opacity.btn || 1"
+              :fallback="previewTheme.opacity.btn"
+              :disabled="btnColorLocal === 'transparent'"
             />
             <ColorInput
               v-model="btnTextColorLocal"
@@ -316,6 +429,124 @@
               :label="$t('settings.text')"
             />
             <ContrastRatio :contrast="previewContrast.btnText" />
+            <ColorInput
+              v-model="btnPanelTextColorLocal"
+              name="btnPanelTextColor"
+              :fallback="previewTheme.colors.btnPanelText"
+              :label="$t('settings.style.advanced_colors.panel_header')"
+            />
+            <ContrastRatio :contrast="previewContrast.btnPanelText" />
+            <ColorInput
+              v-model="btnTopBarTextColorLocal"
+              name="btnTopBarTextColor"
+              :fallback="previewTheme.colors.btnTopBarText"
+              :label="$t('settings.style.advanced_colors.top_bar')"
+            />
+            <ContrastRatio :contrast="previewContrast.btnTopBarText" />
+            <h4>{{ $t('settings.style.advanced_colors.pressed') }}</h4>
+            <ColorInput
+              v-model="btnPressedColorLocal"
+              name="btnPressedColor"
+              :fallback="previewTheme.colors.btnPressed"
+              :label="$t('settings.background')"
+            />
+            <ColorInput
+              v-model="btnPressedTextColorLocal"
+              name="btnPressedTextColor"
+              :fallback="previewTheme.colors.btnPressedText"
+              :label="$t('settings.text')"
+            />
+            <ContrastRatio :contrast="previewContrast.btnPressedText" />
+            <ColorInput
+              v-model="btnPressedPanelTextColorLocal"
+              name="btnPressedPanelTextColor"
+              :fallback="previewTheme.colors.btnPressedPanelText"
+              :label="$t('settings.style.advanced_colors.panel_header')"
+            />
+            <ContrastRatio :contrast="previewContrast.btnPressedPanelText" />
+            <ColorInput
+              v-model="btnPressedTopBarTextColorLocal"
+              name="btnPressedTopBarTextColor"
+              :fallback="previewTheme.colors.btnPressedTopBarText"
+              :label="$t('settings.style.advanced_colors.top_bar')"
+            />
+            <ContrastRatio :contrast="previewContrast.btnPressedTopBarText" />
+            <h4>{{ $t('settings.style.advanced_colors.disabled') }}</h4>
+            <ColorInput
+              v-model="btnDisabledColorLocal"
+              name="btnDisabledColor"
+              :fallback="previewTheme.colors.btnDisabled"
+              :label="$t('settings.background')"
+            />
+            <ColorInput
+              v-model="btnDisabledTextColorLocal"
+              name="btnDisabledTextColor"
+              :fallback="previewTheme.colors.btnDisabledText"
+              :label="$t('settings.text')"
+            />
+            <ColorInput
+              v-model="btnDisabledPanelTextColorLocal"
+              name="btnDisabledPanelTextColor"
+              :fallback="previewTheme.colors.btnDisabledPanelText"
+              :label="$t('settings.style.advanced_colors.panel_header')"
+            />
+            <ColorInput
+              v-model="btnDisabledTopBarTextColorLocal"
+              name="btnDisabledTopBarTextColor"
+              :fallback="previewTheme.colors.btnDisabledTopBarText"
+              :label="$t('settings.style.advanced_colors.top_bar')"
+            />
+            <h4>{{ $t('settings.style.advanced_colors.toggled') }}</h4>
+            <ColorInput
+              v-model="btnToggledColorLocal"
+              name="btnToggledColor"
+              :fallback="previewTheme.colors.btnToggled"
+              :label="$t('settings.background')"
+            />
+            <ColorInput
+              v-model="btnToggledTextColorLocal"
+              name="btnToggledTextColor"
+              :fallback="previewTheme.colors.btnToggledText"
+              :label="$t('settings.text')"
+            />
+            <ContrastRatio :contrast="previewContrast.btnToggledText" />
+            <ColorInput
+              v-model="btnToggledPanelTextColorLocal"
+              name="btnToggledPanelTextColor"
+              :fallback="previewTheme.colors.btnToggledPanelText"
+              :label="$t('settings.style.advanced_colors.panel_header')"
+            />
+            <ContrastRatio :contrast="previewContrast.btnToggledPanelText" />
+            <ColorInput
+              v-model="btnToggledTopBarTextColorLocal"
+              name="btnToggledTopBarTextColor"
+              :fallback="previewTheme.colors.btnToggledTopBarText"
+              :label="$t('settings.style.advanced_colors.top_bar')"
+            />
+            <ContrastRatio :contrast="previewContrast.btnToggledTopBarText" />
+          </div>
+          <div class="color-item">
+            <h4>{{ $t('settings.style.advanced_colors.tabs') }}</h4>
+            <ColorInput
+              v-model="tabColorLocal"
+              name="tabColor"
+              :fallback="previewTheme.colors.tab"
+              :label="$t('settings.background')"
+            />
+            <ColorInput
+              v-model="tabTextColorLocal"
+              name="tabTextColor"
+              :fallback="previewTheme.colors.tabText"
+              :label="$t('settings.text')"
+            />
+            <ContrastRatio :contrast="previewContrast.tabText" />
+            <ColorInput
+              v-model="tabActiveTextColorLocal"
+              name="tabActiveTextColor"
+              :fallback="previewTheme.colors.tabActiveText"
+              :label="$t('settings.text')"
+            />
+            <ContrastRatio :contrast="previewContrast.tabActiveText" />
           </div>
           <div class="color-item">
             <h4>{{ $t('settings.style.advanced_colors.borders') }}</h4>
@@ -328,7 +559,8 @@
             <OpacityInput
               v-model="borderOpacityLocal"
               name="borderOpacity"
-              :fallback="previewTheme.opacity.border || 1"
+              :fallback="previewTheme.opacity.border"
+              :disabled="borderColorLocal === 'transparent'"
             />
           </div>
           <div class="color-item">
@@ -336,7 +568,7 @@
             <ColorInput
               v-model="faintColorLocal"
               name="faintColor"
-              :fallback="previewTheme.colors.faint || 1"
+              :fallback="previewTheme.colors.faint"
               :label="$t('settings.text')"
             />
             <ColorInput
@@ -354,9 +586,146 @@
             <OpacityInput
               v-model="faintOpacityLocal"
               name="faintOpacity"
-              :fallback="previewTheme.opacity.faint || 0.5"
+              :fallback="previewTheme.opacity.faint"
             />
           </div>
+          <div class="color-item">
+            <h4>{{ $t('settings.style.advanced_colors.underlay') }}</h4>
+            <ColorInput
+              v-model="underlayColorLocal"
+              name="underlay"
+              :label="$t('settings.style.advanced_colors.underlay')"
+              :fallback="previewTheme.colors.underlay"
+            />
+            <OpacityInput
+              v-model="underlayOpacityLocal"
+              name="underlayOpacity"
+              :fallback="previewTheme.opacity.underlay"
+              :disabled="underlayOpacityLocal === 'transparent'"
+            />
+          </div>
+          <div class="color-item">
+            <h4>{{ $t('settings.style.advanced_colors.poll') }}</h4>
+            <ColorInput
+              v-model="pollColorLocal"
+              name="poll"
+              :label="$t('settings.background')"
+              :fallback="previewTheme.colors.poll"
+            />
+            <ColorInput
+              v-model="pollTextColorLocal"
+              name="pollText"
+              :label="$t('settings.text')"
+              :fallback="previewTheme.colors.pollText"
+            />
+          </div>
+          <div class="color-item">
+            <h4>{{ $t('settings.style.advanced_colors.icons') }}</h4>
+            <ColorInput
+              v-model="iconColorLocal"
+              name="icon"
+              :label="$t('settings.style.advanced_colors.icons')"
+              :fallback="previewTheme.colors.icon"
+            />
+          </div>
+          <div class="color-item">
+            <h4>{{ $t('settings.style.advanced_colors.highlight') }}</h4>
+            <ColorInput
+              v-model="highlightColorLocal"
+              name="highlight"
+              :label="$t('settings.background')"
+              :fallback="previewTheme.colors.highlight"
+            />
+            <ColorInput
+              v-model="highlightTextColorLocal"
+              name="highlightText"
+              :label="$t('settings.text')"
+              :fallback="previewTheme.colors.highlightText"
+            />
+            <ContrastRatio :contrast="previewContrast.highlightText" />
+            <ColorInput
+              v-model="highlightLinkColorLocal"
+              name="highlightLink"
+              :label="$t('settings.links')"
+              :fallback="previewTheme.colors.highlightLink"
+            />
+            <ContrastRatio :contrast="previewContrast.highlightLink" />
+          </div>
+          <div class="color-item">
+            <h4>{{ $t('settings.style.advanced_colors.popover') }}</h4>
+            <ColorInput
+              v-model="popoverColorLocal"
+              name="popover"
+              :label="$t('settings.background')"
+              :fallback="previewTheme.colors.popover"
+            />
+            <OpacityInput
+              v-model="popoverOpacityLocal"
+              name="popoverOpacity"
+              :fallback="previewTheme.opacity.popover"
+              :disabled="popoverOpacityLocal === 'transparent'"
+            />
+            <ColorInput
+              v-model="popoverTextColorLocal"
+              name="popoverText"
+              :label="$t('settings.text')"
+              :fallback="previewTheme.colors.popoverText"
+            />
+            <ContrastRatio :contrast="previewContrast.popoverText" />
+            <ColorInput
+              v-model="popoverLinkColorLocal"
+              name="popoverLink"
+              :label="$t('settings.links')"
+              :fallback="previewTheme.colors.popoverLink"
+            />
+            <ContrastRatio :contrast="previewContrast.popoverLink" />
+          </div>
+          <div class="color-item">
+            <h4>{{ $t('settings.style.advanced_colors.selectedPost') }}</h4>
+            <ColorInput
+              v-model="selectedPostColorLocal"
+              name="selectedPost"
+              :label="$t('settings.background')"
+              :fallback="previewTheme.colors.selectedPost"
+            />
+            <ColorInput
+              v-model="selectedPostTextColorLocal"
+              name="selectedPostText"
+              :label="$t('settings.text')"
+              :fallback="previewTheme.colors.selectedPostText"
+            />
+            <ContrastRatio :contrast="previewContrast.selectedPostText" />
+            <ColorInput
+              v-model="selectedPostLinkColorLocal"
+              name="selectedPostLink"
+              :label="$t('settings.links')"
+              :fallback="previewTheme.colors.selectedPostLink"
+            />
+            <ContrastRatio :contrast="previewContrast.selectedPostLink" />
+          </div>
+          <div class="color-item">
+            <h4>{{ $t('settings.style.advanced_colors.selectedMenu') }}</h4>
+            <ColorInput
+              v-model="selectedMenuColorLocal"
+              name="selectedMenu"
+              :label="$t('settings.background')"
+              :fallback="previewTheme.colors.selectedMenu"
+            />
+            <ColorInput
+              v-model="selectedMenuTextColorLocal"
+              name="selectedMenuText"
+              :label="$t('settings.text')"
+              :fallback="previewTheme.colors.selectedMenuText"
+            />
+            <ContrastRatio :contrast="previewContrast.selectedMenuText" />
+            <ColorInput
+              v-model="selectedMenuLinkColorLocal"
+              name="selectedMenuLink"
+              :label="$t('settings.links')"
+              :fallback="previewTheme.colors.selectedMenuLink"
+            />
+            <ContrastRatio :contrast="previewContrast.selectedMenuLink" />
+          </div>
         </div>
 
         <div
@@ -491,7 +860,7 @@
               {{ $t('settings.style.switcher.clear_all') }}
             </button>
           </div>
-          <shadow-control
+          <ShadowControl
             v-model="currentShadow"
             :ready="!!currentShadowFallback"
             :fallback="currentShadowFallback"

src/components/tab_switcher/tab_switcher.scss

@@ -52,6 +52,11 @@
         margin-bottom: 6px - 99px;
         white-space: nowrap;
 
+        color: $fallback--text;
+        color: var(--tabText, $fallback--text);
+        background-color: $fallback--fg;
+        background-color: var(--tab, $fallback--fg);
+
         &:not(.active) {
           z-index: 4;
 
@@ -63,6 +68,8 @@
         &.active {
           background: transparent;
           z-index: 5;
+          color: $fallback--text;
+          color: var(--tabActiveText, $fallback--text);
         }
 
         img {

src/components/user_card/user_card.vue

@@ -151,7 +151,7 @@
               </ProgressButton>
               <ProgressButton
                 v-else
-                class="btn btn-default pressed"
+                class="btn btn-default toggled"
                 :click="unsubscribeUser"
                 :title="$t('user_card.unsubscribe')"
               >
@@ -162,7 +162,7 @@
           <div>
             <button
               v-if="user.muted"
-              class="btn btn-default btn-block pressed"
+              class="btn btn-default btn-block toggled"
               @click="unmuteUser"
             >
               {{ $t('user_card.muted') }}
@@ -299,6 +299,11 @@
   &-bio {
     text-align: center;
 
+    a {
+      color: $fallback--link;
+      color: var(--postLink, $fallback--link);
+    }
+
     img {
       object-fit: contain;
       vertical-align: middle;
@@ -460,14 +465,13 @@
       color: var(--text, $fallback--text);
     }
 
-    // TODO use proper colors
     .staff {
       flex: none;
       text-transform: capitalize;
       color: $fallback--text;
-      color: var(--btnText, $fallback--text);
+      color: var(--alertNeutralText, $fallback--text);
       background-color: $fallback--fg;
-      background-color: var(--btn, $fallback--fg);
+      background-color: var(--alertNeutral, $fallback--fg);
     }
   }
 
@@ -538,12 +542,6 @@
 
     button {
       margin: 0;
-
-      &.pressed {
-        // TODO: This should be themed.
-        border-bottom-color: rgba(255, 255, 255, 0.2);
-        border-top-color: rgba(0, 0, 0, 0.2);
-      }
     }
   }
 }