/* Primitives */

* {
  box-sizing: border-box;
}

*::selection {
  background: rgba(45, 170, 219, 0.3);
}

:root {
  --color-text-default: rgb(55, 53, 47);
  --color-text-default-light: rgba(55, 53, 47, 0.6);
  --color-text-gray: rgb(155, 154, 151);
  --color-text-brown: rgb(100, 71, 58);
  --color-text-orange: rgb(217, 115, 13);
  --color-text-yellow: rgb(223, 171, 1);
  --color-text-green: rgb(15, 123, 108);
  --color-text-blue: rgb(11, 110, 153);
  --color-text-purple: rgb(105, 64, 165);
  --color-text-pink: rgb(173, 26, 114);
  --color-text-red: rgb(224, 62, 62);
  --color-bg-default: rgb(255, 255, 255);
  --color-bg-gray: rgb(235, 236, 237);
  --color-bg-gray-light: rgba(235, 236, 237, 0.3);
  --color-bg-brown: rgb(233, 229, 227);
  --color-bg-brown-light: rgba(233, 229, 227, 0.3);
  --color-bg-orange: rgb(250, 235, 221);
  --color-bg-orange-light: rgba(250, 235, 221, 0.3);
  --color-bg-yellow: rgb(251, 243, 219);
  --color-bg-yellow-light: rgba(251, 243, 219, 0.3);
  --color-bg-green: rgb(221, 237, 234);
  --color-bg-green-light: rgba(221, 237, 234, 0.3);
  --color-bg-blue: rgb(221, 235, 241);
  --color-bg-blue-light: rgba(221, 235, 241, 0.3);
  --color-bg-purple: rgb(234, 228, 242);
  --color-bg-purple-light: rgba(234, 228, 242, 0.3);
  --color-bg-pink: rgb(244, 223, 235);
  --color-bg-pink-light: rgba(244, 223, 235, 0.3);
  --color-bg-red: rgb(251, 228, 228);
  --color-bg-red-light: rgba(251, 228, 228, 0.3);
  --color-pill-default: rgba(206, 205, 202, 0.5);
  --color-pill-gray: rgba(155, 154, 151, 0.4);
  --color-pill-brown: rgba(140, 46, 0, 0.2);
  --color-pill-orange: rgba(245, 93, 0, 0.2);
  --color-pill-yellow: rgba(233, 168, 0, 0.2);
  --color-pill-green: rgba(0, 135, 107, 0.2);
  --color-pill-blue: rgba(0, 120, 223, 0.2);
  --color-pill-purple: rgba(103, 36, 222, 0.2);
  --color-pill-pink: rgba(221, 0, 129, 0.2);
  --color-pill-red: rgba(255, 0, 26, 0.2);
  --color-ui-hover-bg: rgba(55, 53, 47, 0.08);
  --column-spacing: 46px;
}

body {
  color: var(--color-text-default);
  fill: currentColor;
  font-family: 'Source Sans Pro', -apple-system, 'BlinkMacSystemFont', 'Segoe UI', 'Roboto', 'Helvetica Neue', 'Arial', 'Noto Sans', sans-serif, 'Apple Color Emoji', 'Segoe UI Emoji', 'Segoe UI Symbol', 'Noto Color Emoji';
  margin: 0;
}

code {
  /* Use monospace before Courier so font looks better on Android Chrome. */
  font-family: 'SFMono-Regular', Consolas, 'Liberation Mono', Menlo, monospace, Courier;
}

p {
  margin: 0;
}

/* Anchor */

.Anchor {
  color: inherit;
  text-decoration: none;
  padding-right: 4px;
  margin-left: -20px;
  visibility: hidden;
}

/* Audio */

.Audio {
  width: 100%;
}

/* Bookmark */

.Bookmark {
  margin: 4px 0;
  border: 1px solid rgba(55, 53, 47, 0.16);
  border-radius: 5px;
  padding: 12px 14px 14px;
  transition: background 120ms ease-in 0s;
}

.Bookmark:hover {
  background: var(--color-ui-hover-bg);
}

.Bookmark>a {
  color: inherit;
  text-decoration: none;
}

.Bookmark__Title {
  margin: 0;
  margin-bottom: 2px;
  font-size: 0.875rem;
  font-weight: normal;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.Bookmark__Desc {
  margin: 0;
  font-size: 0.75rem;
  line-height: 1rem;
  opacity: 0.6;
  height: 2rem;
  overflow: hidden;
}

.Bookmark__Link {
  margin: 0;
  margin-top: 6px;
  font-size: 0.75rem;
  line-height: 1rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* BulletedList */

.BulletedListWrapper {
  margin: 2px 0;
  padding-left: calc(1.5em + 4px);
  line-height: 1.5;
  list-style-type: disc;
}

.BulletedList {
  margin: 2px 0;
  padding-top: 3px;
  padding-bottom: 3px;
}

/* Callout */

.Callout {
  display: flex;
  border-radius: 5px;
  padding: 16px 16px 16px 12px;
  margin: 4px 0;
  background: var(--color-bg-gray-light);
}

.Callout__Icon {
  width: 1.5em;
  line-height: 1.5em;
}

.Callout__Content {
  margin-left: 8px;
}

/* Code */

pre.Code {
  border-radius: 5px;
  background-color: rgb(247, 246, 243);
  margin: 10px 0;
  padding: 26px 16px;
  overflow: auto;
}

pre.Code code {
  background-color: rgb(247, 246, 243);
  color: rgb(55, 53, 47);
  font-size: 0.9em;
  line-height: 1.4;
  padding: 0;
  word-wrap: break-word;
  tab-size: 2;
}

.Code.Code--NoWrap .SemanticString {
  white-space: pre;
}

/* Collection */

.CollectionInline>h3 {
  line-height: 1.75;
  font-size: 1.25rem;
  font-weight: 700;
  margin-top: 0.5rem;
  margin-bottom: 1px;
  padding: 3px 2px;
}

.CollectionInline>h3:hover>.Anchor {
  visibility: visible;
}

.Table {
  overflow-x: auto;
}

.Table>table {
  width: 100%;
  font-size: 0.875rem;
  /* No double border */
  border-collapse: collapse;
  /* Force the table respects widths set on <th> */
  table-layout: fixed;
  /* Make space between table and scrollbar */
  margin-bottom: 10px;
}

.Table>table td, .Table>table th {
  /* For <th> and unknown <td> */
  padding: 0 8px;
  height: 2rem;
  border: 1px solid rgba(55, 53, 47, 0.09);
  overflow: hidden;
  word-break: break-word;
}

.Table>table td:first-child, .Table>table th:first-child {
  border-left: none;
}

.Table>table td:last-child, .Table>table th:last-child {
  border-right: none;
}

.Table>table th {
  text-align: left;
  font-weight: normal;
  color: var(--color-text-default-light);
  /* Default width, which may be overridden by inline style attr. */
  width: 200px;
}

.Table__CellTitle>a {
  color: inherit;
  text-decoration: none;
  border-bottom: 2px solid hsl(45, 8%, 85%);
}

.Table__CellTitle>a:hover {
  border-bottom: 2px solid hsl(45, 8%, 55%);
}

.Table__CellText {
  padding: 6px 8px;
  line-height: 1.5;
}

.Table__CellSelect {
  /* 3px + 3px (margin of span) = 6px (desired) */
  padding: 3px 8px;
}

.Table__CellCheckbox {
  padding: 6px 8px;
}

.Table__CellCheckbox>div {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 1rem;
  height: 1rem;
}

.Table__CellCheckbox--No svg {
  width: 100%;
  height: 100%;
  display: block;
  flex-shrink: 0;
  backface-visibility: hidden;
}

.Table__CellCheckbox--Yes svg {
  width: 12px;
  height: 12px;
  display: block;
  fill: white;
  flex-shrink: 0;
  backface-visibility: hidden;
}

.Gallery {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  grid-auto-rows: 1fr;
  gap: 16px;
  border-top: 1px solid rgba(55, 53, 47, 0.16);
  padding-top: 16px;
  padding-bottom: 4px;
}

.Gallery__Item {
  box-shadow: rgba(15, 15, 15, 0.1) 0px 0px 0px 1px, rgba(15, 15, 15, 0.1) 0px 2px 4px;
  border-radius: 5px;
  transition: background 120ms ease-in 0s;
  position: relative;
  /* 10:7 */
  /* padding-top: 70%; */
}

.Gallery__Item:hover {
  background: rgba(55, 53, 47, 0.03);
}

.Gallery__Item>a {
  color: inherit;
  text-decoration: none;
}

/* .Gallery__Item>a>div {
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
} */

/* This is the key to make the layout robust. */

/* .Gallery__Item>a>div>div {
  grid-item-title has padding-top 8px, padding-bottom 10px, and its line-height.
     Since we can not get line-height with CSS, so just assign a large enough value. 
  height: calc(100% - 18px - 2rem);
} */

.Gallery__Item__Cover {
  box-shadow: rgba(55, 53, 47, 0.09) 0px -1px 0px 0px inset;
  height: 200px;
}

.Gallery__Item__Cover>img {
  width: 100%;
  height: 100%;
  max-height: 200px;
  border-radius: 5px 5px 0 0;
  object-fit: cover;
  object-position: center 50%;
  padding-bottom: 1px;
}

.Gallery__Item__Cover--Contain>img {
  object-fit: contain;
}

.Gallery__Item__Title {
  padding: 8px 10px 6px;
  overflow: hidden;
  text-overflow: ellipsis;
}

.Gallery__Item__Title .SemanticString {
  white-space: nowrap;
}

.Gallery__Item__Property {
  display: flex;
  align-items: center;
  font-size: 0.75rem;
  height: 1.5rem;
  white-space: nowrap;
  overflow: hidden;
  padding: 0px 10px;
}

.Gallery__Item__Property:last-child {
  margin-bottom: 10px;
}

.Gallery__Item__PropertyText .SemanticString {
  white-space: nowrap;
}

@supports not (display: grid) {
  .Gallery__Item {
    margin-top: 16px;
  }
}

/* ColorfulBlock */

.ColorfulBlock--ColorDefault {
  color: var(--color-text-default);
}

.ColorfulBlock--ColorGray {
  color: var(--color-text-gray);
}

.ColorfulBlock--ColorBrown {
  color: var(--color-text-brown);
}

.ColorfulBlock--ColorOrange {
  color: var(--color-text-orange);
}

.ColorfulBlock--ColorYellow {
  color: var(--color-text-yellow);
}

.ColorfulBlock--ColorGreen {
  color: var(--color-text-green);
}

.ColorfulBlock--ColorBlue {
  color: var(--color-text-blue);
}

.ColorfulBlock--ColorPurple {
  color: var(--color-text-purple);
}

.ColorfulBlock--ColorPink {
  color: var(--color-text-pink);
}

.ColorfulBlock--ColorRed {
  color: var(--color-text-red);
}

.ColorfulBlock--BgDefault {
  background: var(--color-bg-default);
}

.ColorfulBlock--BgGray {
  background: var(--color-bg-gray);
}

.ColorfulBlock--BgBrown {
  background: var(--color-bg-brown);
}

.ColorfulBlock--BgOrange {
  background: var(--color-bg-orange);
}

.ColorfulBlock--BgYellow {
  background: var(--color-bg-yellow);
}

.ColorfulBlock--BgGreen {
  background: var(--color-bg-green);
}

.ColorfulBlock--BgBlue {
  background: var(--color-bg-blue);
}

.ColorfulBlock--BgPurple {
  background: var(--color-bg-purple);
}

.ColorfulBlock--BgPink {
  background: var(--color-bg-pink);
}

.ColorfulBlock--BgRed {
  background: var(--color-bg-red);
}

/* ColumnList */

.ColumnList {
  display: flex;
  flex-wrap: wrap;
}

.Column {
  padding: 12px 0;
  word-break: break-word;
}

.Column:not(:first-child) {
  margin-left: var(--column-spacing);
}

@media only screen and (max-width: 680px) {
  .Column {
    width: 100% !important;
    margin-left: 0 !important;
  }
}

/* Divider */

.Divider {
  width: 100%;
  border: 1px solid rgba(55, 53, 47, 0.09);
}

/* Embed */

.Embed__Content {
  display: flex;
}

.Embed__Caption {
  padding: 6px 2px;
  color: var(--color-text-default-light);
  font-size: 0.875em;
}

.Embed__ResponsiveContainer {
  position: relative;
  min-height: 100px;
  height: 0;
  margin: 0 auto;
}

.Embed__ResponsiveContainer>iframe {
  position: absolute;
  left: 0px;
  top: 0px;
  width: 100%;
  height: 100%;
  border: none;
  border-radius: 1px;
  pointer-events: auto;
  background-color: rgb(247, 246, 245);
}

/* Equation */

.Equation {
  margin: 4px 0;
  padding: 4px 8px;
}

/* File */

.File {
  color: inherit;
  text-decoration: none;
}

.File>div {
  display: flex;
  padding: 5px 0;
  margin: 2px 0;
  border-radius: 5px;
  transition: background 120ms ease-in 0s;
}

.File>div:hover {
  background: var(--color-ui-hover-bg);
}

.File__Icon {
  margin-left: 2px;
  margin-right: 4px;
  width: 1.5em;
  text-align: center;
}

.File__Title {
  line-height: 1.5;
}

.File__Size {
  margin-left: 6px;
  color: var(--color-text-default-light);
  font-size: 0.75em;
}

/* Heading */

.Heading {
  font-weight: 700;
  margin-bottom: 1px;
  padding: 3px 2px;
}

.Heading:hover>.Anchor {
  visibility: visible;
}

.Heading--1 {
  font-size: 2.0625rem;
  line-height: 1.636;
}

.Heading--2 {
  margin-top: 1rem;
  font-size: 1.625rem;
  line-height: 1.654;
}

.Heading--3 {
  margin-top: 0.5rem;
  font-size: 1.25rem;
  line-height: 1.75;
}

.Heading--4 {
  font-size: 1rem;
  line-height: 1.8125;
}

.Heading--5 {
  font-size: 0.8125rem;
  line-height: 1.846;
  color: #888;
}

.Column>.Heading:first-child {
  margin-top: 2px;
}

/* Icon */

.Icon {
  /* For emoji */
  text-align: center;
  /* For image */
  border-radius: 3px;
}

/* Image */

.Image {
  margin-top: 0.5em;
  margin-bottom: 0.5em;
  align-self: center;
}

.Image--FullWidth {
  width: calc(100vw - 15px);
}

.Image--Normal, .Image--PageWidth {
  max-width: 100%;
}

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

.Image--PageWidth {
  width: 100%;
}

.Image>figure {
  margin: 0;
}

.Image>figure>figcaption {
  color: var(--color-text-default-light);
  font-size: 0.875rem;
  text-align: left;
}

.Image--FullWidth>figure img {
  /* 15px is scrollbar */
  width: calc(100vw - 15px);
  object-fit: cover;
}

.Image--FullWidth>figure>figcaption {
  padding: 6px 26px;
}

.Image--Normal>figure img, .Image--PageWidth>figure img {
  max-width: 100%;
  object-fit: contain;
}

.Image--Normal>figure>figcaption, .Image--PageWidth>figure>figcaption {
  padding: 6px 2px;
}

/* NumberedList */

.NumberedListWrapper {
  margin: 2px 0;
  padding-left: calc(1.5em + 4px);
  line-height: 1.5;
}

.NumberedList {
  margin: 2px 0;
  padding-top: 3px;
  padding-bottom: 3px;
}

/* Page */

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

.PageRoot--FullWidth {
  width: 100%;
}

.Page {
  color: inherit;
  text-decoration: none;
}

.Page>div {
  display: flex;
  padding: 3px 0;
  margin: 2px 0;
  border-radius: 5px;
  transition: background 120ms ease-in 0s;
}

.Page>div:hover {
  background: var(--color-ui-hover-bg);
}

.Page__Icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 1.5em;
  margin-left: 2px;
  margin-right: 4px;
}

.Page__Title .SemanticStringArray {
  border-bottom: 1px solid rgba(55, 53, 47, 0.16);
}

/* PDF */

.PDF__Content {
  text-align: center;
}

.PDF__Content>embed {
  max-width: 100%;
}

.PDF__Caption {
  padding: 6px 2px;
  color: var(--color-text-default-light);
  font-size: 0.875em;
}

/* Pill */

.Pill {
  padding: 0 6px;
  border-radius: 3px;
  white-space: nowrap;
  display: inline-block;
  /* margin of inline-block does not collapse */
  margin: 3px 0;
  margin-right: 6px;
}

.Pill--ColorDefault {
  background: var(--color-pill-default);
}

.Pill--ColorGray {
  background: var(--color-pill-gray);
}

.Pill--ColorBrown {
  background: var(--color-pill-brown);
}

.Pill--ColorOrange {
  background: var(--color-pill-orange);
}

.Pill--ColorYellow {
  background: var(--color-pill-yellow);
}

.Pill--ColorGreen {
  background: var(--color-pill-green);
}

.Pill--ColorBlue {
  background: var(--color-pill-blue);
}

.Pill--ColorPurple {
  background: var(--color-pill-purple);
}

.Pill--ColorPink {
  background: var(--color-pill-pink);
}

.Pill--ColorRed {
  background: var(--color-pill-red);
}

/* Quote */

.Quote {
  background: var(--color-bg-gray-light);
  border-left: 5px solid currentcolor;
  border-radius: 5px;
  margin: 0.5rem 0;
  padding: 0.5em 0.9em;
  font-size: 1.2em;
}

/* SemanticStringArray */

.SemanticString {
  line-height: 1.5;
  white-space: pre-wrap;
  word-break: break-word;
}

.SemanticString__Fragment--Link, .SemanticString__Fragment--Resource>a {
  color: inherit;
  text-decoration: none;
  border-bottom: 2px solid hsl(45, 8%, 85%);
}

.SemanticString__Fragment--Link:hover, .SemanticString__Fragment--Resource>a:hover {
  border-bottom: 2px solid hsl(45, 8%, 55%);
}

.SemanticString__Fragment--Code {
  border-radius: 5px;
  background-color: rgba(135, 131, 120, 0.15);
  color: #ff4081;
  font-size: 0.9em;
  padding: 0.2em 0.4em;
  word-break: break-word;
}

.SemanticString__Fragment--HighlightedBg, .SemanticString__Fragment--HighlightedColor {
  background-color: inherit;
}

/* Code in highlighted should use the highlight background or color. */

.SemanticString__Fragment--HighlightedBg .SemanticString__Fragment--Code {
  background-color: inherit;
}

.SemanticString__Fragment--HighlightedColor .SemanticString__Fragment--Code {
  color: inherit;
}

.SemanticString__Fragment--ColorDefault {
  color: var(--color-text-default);
}

.SemanticString__Fragment--ColorGray {
  color: var(--color-text-gray);
}

.SemanticString__Fragment--ColorBrown {
  color: var(--color-text-brown);
}

.SemanticString__Fragment--ColorOrange {
  color: var(--color-text-orange);
}

.SemanticString__Fragment--ColorYellow {
  color: var(--color-text-yellow);
}

.SemanticString__Fragment--ColorGreen {
  color: var(--color-text-green);
}

.SemanticString__Fragment--ColorBlue {
  color: var(--color-text-blue);
}

.SemanticString__Fragment--ColorPurple {
  color: var(--color-text-purple);
}

.SemanticString__Fragment--ColorPink {
  color: var(--color-text-pink);
}

.SemanticString__Fragment--ColorRed {
  color: var(--color-text-red);
}

.SemanticString__Fragment--BgDefault {
  background: var(--color-bg-default);
}

.SemanticString__Fragment--BgGray {
  background: var(--color-bg-gray);
}

.SemanticString__Fragment--BgBrown {
  background: var(--color-bg-brown);
}

.SemanticString__Fragment--BgOrange {
  background: var(--color-bg-orange);
}

.SemanticString__Fragment--BgYellow {
  background: var(--color-bg-yellow);
}

.SemanticString__Fragment--BgGreen {
  background: var(--color-bg-green);
}

.SemanticString__Fragment--BgBlue {
  background: var(--color-bg-blue);
}

.SemanticString__Fragment--BgPurple {
  background: var(--color-bg-purple);
}

.SemanticString__Fragment--BgPink {
  background: var(--color-bg-pink);
}

.SemanticString__Fragment--BgRed {
  background: var(--color-bg-red);
}

.SemanticString__Fragment--Commented {
  background: rgba(255, 212, 0, 0.14);
  border-bottom: 2px solid rgb(255, 212, 0);
}

.SemanticString__Fragment--Individual, .SemanticString__Fragment--Resource, .SemanticString__Fragment--Date {
  color: var(--color-text-default-light);
}

/* TableOfContents */

.TableOfContents {
  margin: 4px 0;
  padding: 5px;
  border-radius: 5px;
  font-size: 0.875rem;
}

.TableOfContents__Item {
  list-style-type: none;
  transition: background 120ms ease-in 0s;
  border-radius: 5px;
}

.TableOfContents__Item:hover {
  background: var(--color-ui-hover-bg);
}

.TableOfContents__Item>a {
  color: inherit;
  text-decoration: none;
}

.TableOfContents__Item>a>div {
  padding: 4.5px 2px;
}

.TableOfContents__Item .SemanticStringArray {
  border-bottom: 1px solid rgba(55, 53, 47, 0.16);
}

/* Text */

.Text {
  min-height: calc(1.5rem + 10px);
}

.Text__Content {
  padding: 3px 2px;
  margin: 2px 0;
}

.Text__Children {
  margin-left: 1.5em;
}

/* ToDo */

.ToDo__Content {
  display: flex;
  padding: 3px 0;
  margin: 2px 0;
  line-height: 1.5;
}

.ToDo__Icon {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 1.5em;
  width: 1.5em;
  margin-left: 2px;
  margin-right: 4px;
  flex-shrink: 0;
}

.ToDo__Title--done {
  opacity: 0.375;
}

.ToDo__Children {
  margin-left: calc(1.5em + 6px);
}

.IconCheckboxChecked {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 1em;
  height: 1em;
  background: rgb(46, 170, 220);
}

.IconCheckboxChecked>svg {
  width: 0.75em;
  height: 0.75em;
  fill: white;
}

.IconCheckboxUnchecked {
  display: flex;
}

.IconCheckboxUnchecked>svg {
  width: 1em;
  height: 1em;
  fill: inherit;
}

/**
 * Toggle
 * Ref. https://developer.mozilla.org/en-US/docs/Web/HTML/Element/details
 */

.Toggle {
  margin: 2px 0;
}

.Toggle__Summary {
  padding: 3px 0;
  cursor: pointer;
  list-style: none;
  display: flex;
}

.Toggle__Summary::-webkit-details-marker {
  display: none;
}

.Toggle__Summary:focus {
  outline: none;
}

.Toggle__Summary::before {
  /* Content is a HTML entity https://dev.w3.org/html5/html-author/charref */
  content: "\025B8";
  font-size: 1.2em;
  line-height: 1;
  border-radius: 3px;
  padding: 0px 7px;
  margin: 0 5px 0 2px;
  height: calc(1.2em + 2px);
}

.Toggle--Empty>.Toggle__Summary::before {
  opacity: 0.5;
}

.Toggle[open]>.Toggle__Summary::before {
  content: "\025BE";
}

.Toggle__Summary:hover::before {
  background: var(--color-ui-hover-bg);
}

/* Make the toggle triangle look closer to Notion's. 
   Only work on Chromium-based browsers. */

/* .toggle__summary {
  display: flex;
  padding: 3px 0;
}

.toggle__summary::-webkit-details-marker {
  border-radius: 3px;
  padding: 7px;
  margin: 0;
  margin-right: 5px;
}

.toggle__summary::-webkit-details-marker:hover {
  background: var(--color-ui-hover-bg);
} */

.Toggle__Content {
  padding-left: calc(1.5em + 4px);
}

/* Video */

.Video {
  margin-top: 0.5em;
  margin-bottom: 0.5em;
  align-self: center;
}

.Video__Content > video {
  max-width: 100%;
}

.Video__Caption {
  padding: 6px 2px;
  color: var(--color-text-default-light);
  font-size: 0.875em;
}