/*

Colors:
Blue color = #38608F
Dark blue color = #153B62
Gold color = #FCB316
Grey color = #707174
Red color = #C83737

*/

*, *::before, *::after {
  font-family: inherit;
  color: inherit;
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  font-size: calc(1em + 0.33vw);
  font-family: PT Sans, sans-serif;
  line-height: 1.5;
  color: #111;
}

* + * {
  margin-top: 2.25rem;
}

br,
dt,
dd,
th,
td,
option,
[hidden] + *,
li + li,
body,
.main-and-footer {
  margin-top: 0;
}

p + p {
  margin-top: 0.75rem;
}

a {
  text-decoration: none;
  border-bottom: 1px solid;
}

img {
  max-width: 100%;
}

:focus:not([tabindex="-1"]), [data-expands]:focus svg {
  outline: 3px solid #FCB316;
  outline-offset: 2px;
}

/* fix for IE :( */
div:not([tabindex]):focus {
  outline: none;
}

h1, h2, h3, h4 {
  font-family: Miriam Libre, serif;
  line-height: 1.125;
}

h1 {
  font-size: 2rem;
}

h2 {
  font-size: 1.66rem;
}

h3 {
  font-size: 1.25rem;
}

h4 {
  font-size: 1rem;
  font-family: PT Sans, sans-serif;
}

kbd {
  line-height: 1;
  font-size: 0.66rem;
  padding: 0.1rem 0.25rem;
  border-radius: 0.25rem;
  border: 2px solid;
  box-shadow: 0.125rem 0.125rem 0 #111;
}

code {
  font-family: Consolas, Monaco, 'Andale Mono', 'Ubuntu Mono', monospace;
  font-size: 0.85rem;
}

/* Lists */

main ul {
  margin-left: 2.25rem;
}

main ul ul {
  margin-top: 0;
}

/* Buttons */

button {
  font-size: inherit;
  font-family: inherit;
  font-weight: inherit;
}

/* Tables */

table {
  text-align: left;
  table-layout: fixed;
  width: 100%;
  border-collapse: collapse;
}

th, td {
  border: 2px solid;
  padding: 0.5rem;
  line-height: 1;
  margin: 0;
}

caption {
  font-size: 1.125rem;
  padding-bottom: 0.25rem;
  font-style: italic;
}

th:empty {
  border: 0;
}

/* Page structure */

.wrapper {
  position: relative;
  margin-top: 0;
}

.intro-and-nav {
  font-size: 0.85rem;
  width: 15rem;
  height: 100vh;
  position: fixed;
  top: 0;
  left: 0;
  border-right: 2px solid;
}

.intro-and-nav > div {
  padding: 2.25rem;
  display: flex;
  flex-direction: column;
  height: 100%;
}

.intro-and-nav > div * + *:not(li) {
  margin-top: 0.75rem;
}

.logo {
  border: 0;
}

.library-desc {
  font-style: italic;
}

.patterns {
  overflow: auto;
}

.main-and-footer {
  margin-left: 15rem;
}

.main-and-footer > div {
  max-width: 40rem;
  margin: 0 auto;
  padding: 2.25rem;
}

/* Notes and warnings */

.note {
  border-left: 0.5rem solid #FCB316;
  font-size: 0.85rem;
}

.note > div {
  margin-left: 0.75rem;
}

.note > div > img:first-child {
  height: 1.5rem;
}

.note.warning {
  border-color: #C83737;
}

.note > div > :first-child + * {
  margin-top: 0;
}

/* Figures */

figure {
  text-align: center;
}

figcaption {
  font-size: 0.85rem;
  font-style: italic;
  margin-top: 0.75rem;
}

main {
  counter-reset: fig;
}

figcaption::before {
  counter-increment: fig;
  content: 'Figure ' counter(fig) ':';
  font-weight: bold;
}

/* Code blocks */

pre[class*=language-] {
  padding: 1rem;
  background: #f9f9f9;
  margin-top: 2.25rem;
}

pre[class*=language-][data-line] {
  padding: 1em 0 1em 2.25rem;
}

pre[class*=language-] code * {
  margin-top: 0 !important;
}

[data-codeblock-shortcode] {
  display: block;
  margin-top: -1rem;
}

.token.property,
.token.tag,
.token.boolean,
.token.number,
.token.constant,
.token.symbol,
.token.deleted {
	color: #38608F;
}

.token.selector,
.token.attr-name,
.token.string,
.token.char,
.token.builtin,
.token.inserted {
	color: #EBA205;
}

.token.operator,
.token.entity,
.token.url,
.language-css .token.string,
.style .token.string {
	color: #a67f59;
	background: hsla(0, 0%, 100%, .5);
}

.token.atrule,
.token.attr-value,
.token.keyword {
	color: #07a;
}

.token.function {
	color: #375D84;
}

.line-numbers code {
  padding-left: 2.25rem;
  margin-top: -1rem;
}

.line-numbers {
  padding-bottom: 2.25rem !important;
}

.line-numbers .line-numbers-rows {
  margin-left: 2.25rem;
  top: 1.25rem;
  border-right-style: dashed
  color: #111;
}

.line-numbers-rows > span:before {
  color: inherit;
}

/* Expandable sections */

.expandable-section {
  border-top: 1px solid;
  border-bottom: 1px solid;
  padding: 0.75rem 0;
}

[id^="expandable-"] {
  margin: 0;
  padding: 1.5rem 0 0.75rem;
}

.expandable-section + .expandable-section {
  margin-top: 0;
  border-top: 0;
}

[data-expands] {
  text-align: left;
  border: 0;
  background: none;
  width: 100%;
  padding: 0;
  margin: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
}

[data-expands] svg {
  margin-top: 0;
  width: 1em;
  height: 1em;
}

[data-expands][aria-expanded="true"] svg .up-strut {
  display: none;
}

[data-expands]:focus {
  outline: none;
}

p:empty {
  display: none;
}

/* WCAG and principles */

.wcag ul li {
  font-size: 0.85em;
}

.principles p {
  font-size: 0.85rem;
  margin-top: 0.75rem;
}

.principles.with-desc > li + li,
.wcag.with-desc > li + li {
  border-top: 1px solid;
  margin-top: 0.75rem;
  padding-top: 0.75rem;
}

/* Site errors */

.site-error {
  padding: 1.5rem;
  background: #efefef;
}

.site-error strong {
  color: #C83737;
}