:root {
    --header-background-color: rgb( 36, 37, 38 );
    --footer-background-color: rgb( 48, 56, 70 );

    --base-font: system-ui;

    --base-font-color: rgb( 227, 227, 227 );
    --heading-font-color: rgb( 227, 227, 227 );

    --header-font-size: 16px;

    --breadcrumb-font-size: 12px;

    --href-color: rgb( 37, 194, 160 );

    --background-color: rgb( 27, 27, 29 );

    --table-border-color: #606770;
    --table-background-color: var( --background-color );
    --table-header-background-color: #ffffff08;
    --table-stripe-background-color: #ffffff08;

    --code-font: 16px/1.4 "SFMono-Regular", Menlo, Monaco;
    --code-background: rgb( 40, 42, 54 );

}

* {
    box-sizing: border-box;
    -moz-box-sizing: border-box;
    -webkit-box-sizing: border-box;
}

body {
    margin: 0;
    background: var( --background-color );
    color: var( --base-font-color );
    font-family: var( --base-font );
    line-height: 1.6;
}

table {
    border-collapse: collapse;
}

header {
    margin: 0 0 50px 0;
    padding: 0;
    background: var( --header-background-color );
}

footer {
    clear: both;
    margin: 50px 0 0 0;
    padding: 1px 0; /* otherwise Chrome will collapse the enclosing container */
    background: var( --footer-background-color );
}

h1, h2, h3, h4, h5 {
    color: var(--heading-font-color);
}

h1 {
    font-size: 3rem;
    line-height: 125%;
}
h2 {
    font-size: 2rem;
    line-height: 125%;
}

a.ext:after {
    content: url( "/assets/ext.svg" );
    margin-left: 1ex;
}
a:hover {
    color: var( --href-color );
    text-decoration: underline;
}

header div.title,
header div.logo {
    margin: 12px 20px;
    font-weight: 700;
}
header img.logo {
    vertical-align: middle;
    height: 32px;
}

header nav.menu {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 3em;
    font-size: var( --header-font-size );
    font-weight: 500;
}

header nav.menu li {
    display: inline-block;
}
header > div.container {
    display: flex;
    flex-wrap: nowrap;
    align-items: center;
    justify-content: space-between;
}
header div.nav-tagline {
    flex-grow: 1;
}

h1 a,
h2 a,
h3 a,
header a,
footer a {
    color: var( --base-font-color );
}
a {
    color: var( --href-color );
    text-decoration: none;
}

header > div.container,
footer > div.container,
main {
    max-width: 980px;
    margin: 0 auto;
}

main {
    min-height: min( 600px, 60vh );
}

footer {
    padding-left: 20%;
}
footer ul {
    margin: 0;
    padding: 0;
}

footer li {
    margin-left: 0;
    list-style: none;
}

nav#breadcrumbnav ol {
    list-style-type: none;
    margin: 0;
    padding: 0;
    font-size: var( --breadcrumb-font-size );
}
nav#breadcrumbnav li {
    display: inline-block;
    margin: 0;
    padding: 0;
}
nav#breadcrumbnav li + li::before {
    content: "\00BB";
}
nav#breadcrumbnav li.path a {
    color: var( --base-font-color );
}

p.main.author,
p.main.source {
    display: none;
}

table {
    background: var( --table-background-color );
}
td,
th {
    padding: 1.5ex;
    border: 1px solid var( --table-border-color );
}

thead + tbody {
    border-top: 2px solid var( --table-border-color );
}
thead tr {
    background: var( --table-header-background-color );
}
tbody tr:nth-child(2n) {
    background: var( --table-stripe-background-color );
}
pre {
    font: var( --code-font );
    background: var( --code-background );
    padding: 1em;
    overflow-x: auto;
}

aside.toc {
    float: right;
    width: 220px;
    margin: 0 0 20px 20px;
    padding: 0 0 8px 16px;
    border-left: var( --table-border-color ) 1px solid;
    font-size: 90%;
}

aside.toc * {
    line-height: 120%;
}
aside.toc a {
    color: inherit;
}
aside.toc a:hover {
    color: var( --href-color );
}
aside.toc h1 {
    margin: 1ex auto;
    text-align: center;
    text-transform: uppercase;
    font-size: 90%;
}

aside.toc ol {
    margin: 0;
    padding: 0;
}
aside.toc li {
    margin: 8px 0;
    padding: 0;
    list-style: none;
}

aside.toc > ol > li > a {
    font-weight: 500;
}

aside.toc li li {
    margin-left: 2ex;
}

#toc ol.toc,
#toc li.toc {
    display: none;
}
#toc ol.toc.toc-current-path,
#toc li.toc.toc-current-path,
#toc #toc-current {
    display: block;
}

#toc ol.toc.toc-current-path > li,
#toc-current ol.toc,
#toc-current li.toc,
#toc > li.toc {
    display: block;
}
#toc-current > a {
    font-weight: bold;
}
#toc-current > ol.toc ol.toc {
    display: none;
}