cc/css/main.scss

* {
  padding: 0;
  margin: 0;
  box-sizing: border-box;
  font-family: "Roboto", sans-serif;
}

:root {
  font-size: clamp(1rem, 1.2vmax, 1.2rem);
}

html,
body {
  height: 100%;
  scroll-behavior: smooth;
}

body {

  &,
  * {
    --accent-color: rgb(0, 156, 78);
    --text-color: 36, 36, 36;
    --foreground-color: 252, 253, 255;
    --background-color: 241, 243, 248;
    --danger-color: rgb(255, 75, 75);
    --green: #1cad59;
    --yellow: #f3a600;
    scrollbar-width: thin;
  }

  color: rgba(var(--text-color), 1);
  background: rgba(var(--background-color), 1);
}

body[data-theme="dark"] {

  &,
  * {
    --accent-color: rgb(14, 230, 122);
    --text-color: 230, 230, 230;
    --text-color-light: 170, 170, 170;
    --foreground-color: 27, 28, 29;
    --background-color: 21, 22, 22;
    --danger-color: rgb(255, 106, 106);
    --green: #00e676;
    --yellow: #ffd13a;
  }

  sm-popup::part(popup) {
    background-color: rgba(var(--foreground-color), 1);
  }
}

p,
strong {
  font-size: 0.9rem;
  max-width: 70ch;
  line-height: 1.7;
  color: rgba(var(--text-color), 0.8);

  &:not(:last-of-type) {
    margin-bottom: 1.5rem;
  }
}

a {
  color: var(--accent-color);
  text-decoration: none;
  overflow: hidden;

  &:focus-visible {
    box-shadow: 0 0 0 0.1rem rgba(var(--text-color), 1) inset;
  }
}

button,
.button {
  user-select: none;
  position: relative;
  display: inline-flex;
  border: none;
  background-color: transparent;
  overflow: hidden;
  color: inherit;
  cursor: pointer;
  transition: transform 0.3s;
  -webkit-tap-highlight-color: transparent;
  align-items: center;
  font-size: 0.9rem;
  font-weight: 500;
  overflow: hidden;
}

.button {
  white-space: nowrap;
  padding: 0.5rem 0.8rem;
  border-radius: 0.3rem;
  background-color: rgba(var(--text-color), 0.06);
  color: rgba(var(--text-color), 0.8);
  justify-content: center;

  &--primary {
    background-color: var(--accent-color);
    color: rgba(var(--background-color), 1);
  }
}

.icon-only {
  padding: 0.5rem;
  border-radius: 0.3rem;
}

button:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

a:any-link:focus-visible {
  outline: rgba(var(--text-color), 1) 0.1rem solid;
}

sm-input,
sm-textarea,
tags-input {
  font-size: 1rem;
  --border-radius: 0.3rem;
}

sm-button {
  --padding: 0.5rem 0.8rem;
  transition: transform 0.3s;
  overflow: hidden;

  &[variant="primary"] {
    --padding: 0.8rem;

    .icon {
      fill: rgba(var(--background-color), 1);
    }
  }

  &[disabled] {
    .icon {
      fill: rgba(var(--text-color), 0.6);
    }
  }

  &.uppercase {
    letter-spacing: 0.05em;
  }

  &.danger {
    --background: var(--danger-color);
    color: rgba(var(--background-color), 1);
  }
}

ul {
  list-style: none;
}

.hidden {
  display: none !important;
}

.overflow-ellipsis {
  width: 100%;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
}

.breakable {
  overflow-wrap: break-word;
  word-wrap: break-word;
  -ms-word-break: break-all;
  word-break: break-word;
  -ms-hyphens: auto;
  -moz-hyphens: auto;
  -webkit-hyphens: auto;
  hyphens: auto;
}

.full-bleed {
  grid-column: 1/-1;
}

.h1 {
  font-size: 1.5rem;
}

.h2 {
  font-size: 1.2rem;
}

.h3 {
  font-size: 1rem;
}

.h4 {
  font-size: 0.9rem;
}

.h5 {
  font-size: 0.8rem;
}

.uppercase {
  text-transform: uppercase;
}

.capitalize {
  text-transform: capitalize;
}

.flex {
  display: flex;
}

.grid {
  display: grid;
}

.flow-column {
  grid-auto-flow: column;
}

.gap-0-3 {
  gap: 0.3rem;
}

.gap-0-5 {
  gap: 0.5rem;
}

.gap-1 {
  gap: 1rem;
}

.gap-1-5 {
  gap: 1.5rem;
}

.gap-2 {
  gap: 2rem;
}

.gap-3 {
  gap: 3rem;
}

.text-align-right {
  text-align: right;
}

.align-start {
  align-items: flex-start;
}

.align-center {
  align-items: center;
}

.text-center {
  text-align: center;
}

.justify-start {
  justify-content: start;
}

.justify-center {
  justify-content: center;
}

.justify-right {
  margin-left: auto;
}

.align-self-center {
  align-self: center;
}

.justify-self-center {
  justify-self: center;
}

.justify-self-start {
  justify-self: start;
}

.justify-self-end {
  justify-self: end;
}

.flex-direction-column {
  flex-direction: column;
}

.space-between {
  justify-content: space-between;
}

.w-100 {
  width: 100%;
}

.ripple {
  height: 8rem;
  width: 8rem;
  position: absolute;
  border-radius: 50%;
  transform: scale(0);
  background: radial-gradient(circle,
      rgba(var(--text-color), 0.3) 0%,
      rgba(0, 0, 0, 0) 50%);
  pointer-events: none;
}

.interact {
  position: relative;
  overflow: hidden;
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
}

.empty-state {
  display: grid;
  width: 100%;
  padding: 1.5rem 1rem;
}

.observe-empty-state:empty {
  display: none !important;
}

.observe-empty-state:not(:empty)+.empty-state {
  display: none !important;
}

.icon {
  width: 1.2rem;
  height: 1.2rem;
  fill: rgba(var(--text-color), 0.8);
  flex-shrink: 0;
}

.margin-right-0-5 {
  margin-right: 0.5rem;
}

.margin-left-0-5 {
  margin-left: 0.5rem;
}

.margin-left-auto {
  margin-left: auto;
}

.margin-bottom-0-5 {
  margin-bottom: 0.5rem;
}

.margin-block-1 {
  margin-block: 1rem;
}

.margin-block-1-5 {
  margin-block: 1.5rem;
}

.margin-inline-1 {
  margin-inline: 1rem;
}

.margin-inline-1-5 {
  margin-inline: 1.5rem;
}

.icon-button {
  padding: 0.6rem;
  border-radius: 0.8rem;
  background-color: rgba(var(--text-color), 0.1);
  height: max-content;

  .icon {
    fill: var(--accent-color);
  }
}

.multi-state-button {
  display: grid;
  text-align: center;
  align-items: center;
  justify-items: center;

  &>* {
    grid-area: 1/1/2/2;
  }

  button {
    z-index: 1;
    width: 100%;
  }

  sm-spinner {
    --height: 1em;
    --width: 1em;
  }
}

#confirmation_popup,
#prompt_popup {
  flex-direction: column;

  h4 {
    font-weight: 500;
    margin-bottom: 0.5rem;
  }

  sm-button {
    margin: 0;
  }

  .flex {
    padding: 0;
    margin-top: 1rem;

    sm-button:first-of-type {
      margin-right: 0.6rem;
      margin-left: auto;
    }
  }
}

#prompt_message {
  margin-bottom: 1.5rem;
}

.popup__header {
  display: grid;
  gap: 0.5rem;
  width: 100%;
  padding: 0 1.5rem 0 0.5rem;
  align-items: center;
  grid-template-columns: auto 1fr auto;
}

.popup__header__close {
  padding: 0.5rem;
  cursor: pointer;
}

.logo {
  display: grid;
  align-items: center;
  width: 100%;
  grid-template-columns: auto 1fr;
  gap: 0 0.3rem;

  h4 {
    text-transform: capitalize;
    font-size: 0.9rem;
  }

  .main-logo {
    height: 1.4rem;
    width: 1.4rem;
    fill: rgba(var(--text-color), 1);
    stroke: none;
  }
}

details summary {
  display: flex;
  user-select: none;
  cursor: pointer;
  align-items: center;
  justify-content: space-between;
  color: var(--accent-color);
}

details[open] {
  & summary {
    margin-bottom: 1rem;
  }

  &>summary .down-arrow {
    transform: rotate(180deg);
  }
}

sm-select,
sm-option,
sm-chip {
  font-size: 0.9rem;
}

sm-chips {
  --gap: 0.3rem;
}

sm-chip {
  font-weight: 500;
  --border-radius: 0.5rem;
  --background: rgba(var(--text-color), 0.06);

  &[selected] {
    color: rgba(var(--background-color), 1);
    --background: var(--accent-color);
  }
}

sm-checkbox {
  --height: 1rem;
  --width: 1rem;
  -webkit-tap-highlight-color: transparent;
}

sm-menu {
  --background: rgba(var(--foreground-color), 1);
}

menu-option {
  font-size: 0.9rem;
}

sm-copy {
  font-size: 0.9rem;
  --button-border-radius: 0.2rem;
}

.warning {
  background-color: khaki;
  color: rgba(0, 0, 0, 0.7);
  padding: 1rem;
  border-radius: 0.5rem;
  line-height: 1.5;
}

.page {
  height: 100%;
}

.page-layout,
#preview_page {
  display: grid;
  grid-template-columns: 1rem minmax(0, 1fr) 1rem;

  &>* {
    grid-column: 2/3;
  }
}

#landing {
  grid-template-rows: auto 1fr;

  header {
    padding: 1.5rem 0;
  }

  &>section {
    align-items: center;
    text-align: center;
  }

  h1 {
    margin-top: -2ch;
    font-size: clamp(2rem, 5vw, 5rem);
  }

  p {
    max-width: 100%;
  }
}

#sign_in {
  grid-template-rows: auto 1fr;
  align-items: center;

  section {
    margin-top: -6rem;
    justify-self: center;
    width: min(24rem, 100%);
  }

  sm-form {
    margin: 2rem 0;
  }

  header {
    padding: 1.5rem 0;
  }
}

#sign_up {
  grid-template-rows: auto 1fr;
  align-items: center;

  header {
    padding: 1.5rem 0;
  }

  keys-generator {
    justify-self: center;
    width: min(26rem, 100%);
    margin-top: -4rem;
  }

  .h2 {
    margin-bottom: 0.5rem;
  }
}

#loading {
  place-content: center;
  text-align: center;

  sm-spinner {
    margin-bottom: 1.5rem;
    justify-self: center;
  }
}

#main_header {
  position: relative;
  display: grid;
  gap: 1rem;
  padding: 1rem;
  align-items: center;
  grid-template-columns: 1fr auto;
  grid-column: 1/-1;
  background-color: rgba(var(--foreground-color), 1);
  z-index: 2;
}

#current_article_title {
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin-right: auto;
}

#options_panel {
  position: sticky;
  top: 6.5rem;
  z-index: 1;
  padding: 0.5rem 1.5rem;
  grid-column: 1/-1;
  background-color: rgba(var(--foreground-color), 1);
  overflow-x: auto;
  min-height: 3.2rem;
}

#plot_popup {
  --width: min(28rem, 100%);
}

.outline-button {
  position: relative;
  padding: 0.5rem 0;
  text-align: left;
  line-height: 1.7;
  width: 100%;

  &::before {
    position: absolute;
    content: "";
    width: 0.3rem;
    border-radius: 0.5rem;
    height: 2rem;
    transition: opacity 0.1s;
    left: 0;
    margin-right: 0.5rem;
    background-color: rgba(var(--text-color), 0.5);
    opacity: 0;
  }

  &--active {
    padding-left: 1rem;

    &::before {
      opacity: 1;
      background-color: var(--accent-color);
    }
  }
}

.enable-focus-button {
  flex-shrink: 0;
}

.label {
  font-size: 0.8rem;
  color: rgba(var(--text-color), 0.8);
  margin-bottom: 0.2rem;
}

.icon--success {
  fill: var(--green);
}

.icon--failure,
.icon--error {
  fill: var(--danger-color);
}

#main_page {
  overscroll-behavior: contain;
  height: 100%;
  overflow-y: hidden;
  grid-template-columns: minmax(0, 1fr);
  align-content: flex-start;
}

#article_list_popup {
  --width: min(64rem, 100%);
  --min-height: 70vh;

  .popup__header {
    padding: 1rem;
    gap: 1rem;
    padding-bottom: 0;
    grid-template-columns: minmax(0, 1fr);
  }
}

#article_list {
  gap: 0 1.5rem;
  grid-template-columns: repeat(auto-fill, minmax(30ch, 1fr));
}

.article-link {
  position: relative;
  padding: 1rem 0;
  color: rgba(var(--text-color), 0.8);
  font-weight: 500;
  border-radius: 0.3rem;

  &::first-letter {
    text-transform: uppercase;
  }
}

.default-article {
  &::before {
    content: "";
    font-size: 0.7rem;
    background-color: var(--accent-color);
    height: 2em;
    width: 0.3em;
    border-radius: 0.5rem;
    font-weight: 500;
    margin-right: 0.5rem;
    align-self: center;
    color: rgba(var(--foreground-color), 1);
  }
}

#edit_sections_popup {
  --body-padding: 1.2rem;
}

#section_list_container {
  gap: 0.5rem;
}

.section-card {
  font-weight: 500;
  font-size: 0.9rem;

  .handle {
    cursor: grab;
  }

  input {
    background-color: rgba(var(--text-color), 0.06);
    padding: 0.8rem;
    border-radius: 0.3rem;
    border: none;
    font-size: inherit;
    color: inherit;
    font-weight: inherit;
    width: 100%;

    &:focus {
      outline: var(--accent-color) solid;
    }
  }

  .remove {
    padding: 0.3rem;
  }
}

#insert_section_button {
  align-self: flex-start;
}

#article_wrapper {
  display: flex;
  flex-direction: column;
  padding: 1rem;
  gap: 1.5rem 0;
  height: 100%;
  overflow-y: auto;
  scroll-padding-top: 1.5rem;
}

.heading {
  font-weight: 700;

  &::before {
    content: "";
    width: 0.3rem;
    height: 100%;
    margin-right: 0.7rem;
    border-radius: 0.5rem;
    background-color: var(--accent-color);
  }

  button {
    margin-left: auto;
  }

  .section-title {
    line-height: 1.4;
  }
}

.article-section {
  gap: 1rem;

  &:not(:last-of-type) {
    margin-bottom: 1.5rem;
  }

  &::-webkit-scrollbar {
    display: none;
  }
}

.content-card {
  border-radius: 0.5rem;
  background-color: rgba(var(--foreground-color), 1);
  box-shadow: 0 0 0 1px rgba(var(--text-color), 0.16) inset;

  &.selected {
    box-shadow: 0 0 0 0.1rem var(--accent-color) inset;
  }

  &--empty {
    display: flex;
    flex-direction: column;

    .content__area {
      min-height: calc(60vh + 3rem);
      height: 100%;
      max-height: calc(60vh + 3rem);
    }
  }

  .submit-entry {
    border-radius: 0.2rem;
    padding: 0.4rem 0.8rem;
    color: var(--accent-color);

    sm-spinner {
      --height: 0.8rem;
      --width: 0.8rem;
    }
  }
}

.content__header {
  padding: 0.5rem;
}

.content__area {
  border-radius: inherit;
  padding: 1rem;
  white-space: pre-line;
  font-size: 1rem;
  line-height: 1.7;
  color: rgba(var(--text-color), 0.8);
  background-color: rgba(var(--text-color), 0.02);
  border-radius: 0.5rem;
  transition: box-shadow 0.1s;
  height: 60vh;
  overflow-y: auto;

  &:empty::before {
    content: attr(placeholder);
    opacity: 0.6;
    pointer-events: none;
  }

  &:focus-within {
    outline: none;
    box-shadow: 0 0 0 0.1rem var(--accent-color) inset;
  }

  &>* {
    font-family: inherit;
    font-size: 1rem;
  }
}

.content__options {
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  grid-template-columns: auto auto 1fr auto;
}

.content__contributors {
  font-size: 0.7rem;
  background-color: rgba(var(--text-color), 0.06);
  border-radius: 0.3rem;
  padding: 0.2rem 0.3rem;
  color: rgba(var(--text-color), 0.8);
  margin-right: 0.5rem;
}

.content__author {
  display: grid;
  gap: 0.3rem;
  grid-template-columns: auto max-content;

  div:first-of-type {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }

  div:last-of-type {
    flex: 1;
  }
}

.content__score {
  font-size: 0.8rem;
  margin-left: 0.2rem;
  line-height: 100%;
}

.score-button--filled {
  .icon {
    fill: var(--yellow);
  }
}

.actionable-button {
  padding: 0.5rem 0.8rem;
  background-color: rgba(var(--text-color), 0.1);
  border-radius: 2rem;
  border: solid thin rgba(var(--text-color), 0.3);

  &__title {
    font-size: 0.8rem;
    margin-left: 0.3rem;
  }
}

#text_toolbar {
  user-select: none;
  position: fixed;
  z-index: 10;
  left: 0;
  right: 0;
  bottom: 0;
  transition: transform 0.1s;
  background-color: rgba(var(--foreground-color), 1);
  border: solid thin rgba(var(--text-color), 0.2);
  padding: 0.2rem;
  border-radius: 0.3rem;
  box-shadow: 0 0.1rem 0.2rem rgba(0, 0, 0, 0.06),
    0 1rem 1.5rem -0.5rem rgba(0, 0, 0, 0.2);
}

.formatting-button {
  padding: 0.3rem;
  border-radius: 0.3rem;
  transition: background-color 0.1s;

  &.active:hover {
    background-color: var(--accent-color);
  }
}

.active {
  background-color: var(--accent-color);

  .icon {
    fill: rgba(var(--foreground-color), 1);
  }
}

#focus_mode_panel {
  flex-wrap: wrap;
  gap: 1rem;
  background-color: rgba(var(--foreground-color), 1);
  padding: 1.5rem;
  border-radius: 0.5rem;
  box-shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.1);

  .button {
    color: var(--accent-color);
    flex-shrink: 0;
  }
}

#version_history_panel {
  border-radius: 0.5rem;
  width: min(24rem, 100%);
  background-color: rgba(var(--foreground-color), 1);
  overflow-y: auto;

  &> :first-child {
    padding: 1rem;
  }
}

#version_timeline {
  padding: 1rem;
  height: 100%;
  overflow-y: auto;
}

.history-entry {
  grid-template-columns: minmax(0, 1fr);

  &:not(:last-of-type) {
    padding-bottom: 1rem;
    border-bottom: thin solid rgba(var(--text-color), 0.3);
  }

  &:last-of-type::before {
    content: "CREATED";
    letter-spacing: 0.03em;
    display: inline-flex;
    justify-self: flex-start;
    font-weight: 500;
    padding: 0.2rem 0.3rem;
    font-size: 0.7rem;
    border-radius: 0.2rem;
    border: solid thin rgba(var(--text-color), 0.5);
  }
}

.entry__time,
.entry__author {
  font-size: 0.8rem;
  font-weight: 500;
}

.entry__changes {
  font-size: 0.9rem;
  line-height: 1.7;
  color: rgba(var(--text-color), 0.8);
  overflow-wrap: break-word;
  white-space: pre-line;

  .added>*,
  .removed>* {
    background-color: transparent;
  }

  .added,
  .added>* {
    overflow-wrap: break-word;
    background-color: #00e67650;
  }

  .removed,
  .removed>* {
    overflow-wrap: break-word;
    color: var(--danger-color);
    text-decoration-color: var(--danger-color);
  }
}

.contributor {
  gap: 0.5rem;
  grid-template-columns: auto 1fr;

  .icon {
    grid-row: span 2;
  }

  &__id {
    font-size: 0.8rem;
    font-weight: 700;
  }

  &__time {
    font-size: 0.8rem;
  }
}

#preview_page {
  padding-bottom: 3rem;
  grid-template-columns: 1.5rem minmax(0, 1fr) 1.5rem;
  overflow-y: auto;
  height: 100%;
  align-content: flex-start;

  header {
    position: sticky;
    top: 0;
    z-index: 1;
    padding: 1.5rem 0 1rem 0;
    background-color: rgba(var(--background-color), 1);
  }

  h1,
  h2,
  h3,
  h4,
  h5,
  h6 {
    font-weight: 400;
    font-family: "Calistoga", cursive;
  }

  h3 {
    margin-bottom: 1rem;

    &:not(:first-of-type) {
      margin-top: 3rem;
    }
  }

  p {
    font-size: 1rem;
    white-space: pre-line;

    & * {
      font-size: inherit;
      font-family: inherit;
    }
  }
}

#preview__body {
  padding: 1.5rem 0;
}

.preview-group {
  &:not(:last-of-type) {
    margin-bottom: 1.5rem;
  }
}

.preview-group__buttons {
  display: inline-flex;
  background-color: rgba(var(--foreground-color), 1);
  border: solid thin rgba(var(--text-color), 0.2);
  padding: 0.2rem;
  border-radius: 0.3rem;
  box-shadow: 0 0.1rem 0.2rem rgba(0, 0, 0, 0.06),
    0 1rem 1.5rem -0.5rem rgba(0, 0, 0, 0.2);

  button {
    padding: 0.5rem;

    .icon {
      height: 1rem;
      width: 1rem;
    }
  }
}

#publish_article_popup {
  --min-height: 50vh;
}

@media screen and (max-width: 40rem) {

  #article_name_wrapper,
  #selected_content_options {
    grid-row: 2/3;
    grid-column: 1/-1;

    #article_outline_button {
      margin-left: auto;
    }
  }

  #article_name_wrapper {
    justify-content: flex-start;

    .icon-only {
      flex-shrink: 0;
    }
  }

  .article-section {
    display: flex;
    scroll-snap-type: x mandatory;
    overflow-x: auto;
    flex-shrink: 0;
  }

  .content-card {
    scroll-snap-align: start;
    flex-shrink: 0;
    width: min(45ch, calc(100% - 2rem));
  }

  .formatting-button {
    padding: 0.5rem;
  }

  .hide-on-mobile {
    display: none;
  }
}

@media screen and (min-width: 40rem) {
  sm-popup {
    --width: 24rem;
  }

  .h1 {
    font-size: 2rem;
  }

  .h2 {
    font-size: 1.8rem;
  }

  .h3 {
    font-size: 1.3rem;
  }

  .h4 {
    font-size: 1rem;
  }

  .popup__header {
    grid-column: 1/-1;
    padding: 1rem 1.5rem 0 0.5rem;
  }

  #confirmation_popup {
    --width: 24rem;
  }

  .page-layout {
    grid-template-columns: 1fr 90vw 1fr;
  }

  .hide-on-desktop {
    display: none;
  }

  #main_header {
    padding: 1rem 1.5rem;
    grid-template-columns: 1fr auto auto;
  }

  #options_panel {
    top: 4.2rem;
  }

  #main_page {
    &.active-sidebar {
      grid-template-rows: auto 1fr;
      grid-template-columns: minmax(0, 1fr) 24rem;
    }

    &.active-outline {
      grid-template-rows: auto 1fr;
      grid-template-columns: 20rem minmax(0, 1fr);
    }

    &.active-sidebar.active-outline {
      grid-template-rows: auto 1fr;
      grid-template-columns: 20rem minmax(0, 1fr) 24rem;
    }
  }

  #version_history_panel,
  #article_outline_panel,
  #article_wrapper {
    overscroll-behavior: contain;
  }

  #article_wrapper {
    padding: 1.5rem;
  }

  .article-section {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(40ch, 1fr));
  }

  #article_list_popup {
    .popup__header {
      grid-template-columns: auto 1fr auto;
      padding-bottom: 1rem;
    }
  }

  #article_list_search {
    width: 16rem;
  }

  #preview_page {
    grid-template-columns: 1fr 60ch 1fr;
  }

  .preview-group {
    position: relative;
  }

  .preview-group__buttons {
    position: absolute;
    right: 0;
    bottom: 100%;
  }

  #text_toolbar {
    position: absolute;
    z-index: 1;
    left: 0;
    top: 0;
    right: auto;
    bottom: auto;
  }

  #create_article_popup {
    --width: 28rem;
  }

  #user_popup {
    --width: 25rem;
  }
}

@media (any-hover: hover) {
  ::-webkit-scrollbar {
    width: 0.5rem;
    height: 0.5rem;
  }

  ::-webkit-scrollbar-thumb {
    background: rgba(var(--text-color), 0.3);
    border-radius: 1rem;

    &:hover {
      background: rgba(var(--text-color), 0.5);
    }
  }

  .interact:not([disabled]),
  .button:not([disabled]),
  .button:not(.button--primary),
  button:not(.button--primary):not([disabled]) {
    transition: background-color 0.3s;

    &:hover {
      background-color: rgba(var(--text-color), 0.06);
    }
  }

  .button--primary {
    transition: filter 0.3s;
    background-color: var(--accent-color) !important;

    &:hover {
      filter: brightness(120%);
    }
  }

  .content-card {
    &:not(.selected) sm-checkbox {
      opacity: 0;
      transition: opacity 0.2s;
    }

    &:hover sm-checkbox,
    &:focus-within sm-checkbox {
      opacity: 1;
    }
  }

  .preview-group__buttons {
    transition: opacity 0.1s;
    opacity: 0;
  }

  .preview-group {
    border-radius: 0.3rem;

    &:hover {
      background-color: rgba(var(--text-color), 0.06);

      .preview-group__buttons {
        opacity: 1;
      }
    }

    .preview-group__buttons:focus-within {
      opacity: 1;
    }
  }
}

// dragula styles
.gu-mirror {
  position: fixed;
  z-index: 9999 !important;
  box-shadow: 0 1rem 2rem rgba(0, 0, 0, 0.16);
}

.gu-hide {
  display: none !important;
}

.gu-unselectable {
  user-select: none !important;
}

.gu-transit {
  opacity: 0.2;
}