@charset "UTF-8";

/* Tufte CSS styles */
:root { 
/*    --text-color: #111;
    --page-background-color: #fffff8;
    --horizontal-rule-color: #ccc;
    --danger-color: red;
    --link-selection-shadow-color: #b4d5fe;*/
    --text-color: #ddd;
    --page-background-color: #202020;
    --horizontal-rule-color: #333333;
    --link-selection-shadow-color: #4b2a01;
}

@media (prefers-color-scheme: dark) { 
    :root {
        --text-color: #ddd;
        --page-background-color: #202020;
        --horizontal-rule-color: #333333;
        --link-selection-shadow-color: #4b2a01;
    }
}

html {
    font-size: 16px;
}

body { 
    /* max-width: 1400px; */
    /* width: 87.5%; */
    background-color: var(--page-background-color);
    color: var(--text-color);
    margin-left: 5rem;
}

h1 { 
    font-weight: 400;
    margin-top: 2rem;
    margin-bottom: 1.5rem;
    font-size: 3.2rem;
    line-height: 1;
    color: #22f022;
}

h2 { 
    font-style: italic;
    font-weight: 400;
    margin-top: 1.5rem;
    margin-bottom: 1.4rem;
    font-size: 2.2rem;
    line-height: 1;
    color: #ff007f;
}

h3 { 
    font-style: italic;
    font-weight: 400;
    font-size: 1.7rem;
    margin-top: 1.5rem;
    margin-bottom: 1.4rem;
    line-height: 1;
}

hr { 
    display: block;
    height: 1px;
    width: 55%;
    border: 0;
    border-top: 1px solid var(--horizontal-rule-color);
    margin: 1em 0;
    padding: 0;
}

p.subtitle { 
    font-style: italic;
    margin-top: 1rem;
    margin-bottom: 1rem;
    font-size: 1.8rem;
    display: block;
    line-height: 1;
}

.numeral {
    font-family: Arial; /* et-book-roman-old-style; */
}

.danger {
    color: var(--danger-color);
}

article {
    /* position: relative; */
    padding: 2rem 0rem;   /* 2rem */
}

section {
    padding-top: 0.5rem;
    padding-bottom: 0.5rem;
}

p, 
dl, 
ol, 
ul {
    font-size: 1.4rem;
    line-height: 2rem;
}

p {
    margin-top: 1.4rem;
    margin-bottom: 1.4rem;
    padding-right: 0;
    vertical-align: baseline;
    margin: 30px 0 30px 0;
}

/* Chapter Epigraphs */
div.epigraph {
    margin: 5em 0;
}

div.epigraph > blockquote {
    margin-top: 3em;
    margin-bottom: 3em;
}

div.epigraph > blockquote, 
div.epigraph > blockquote > p {
    font-style: italic;
}

div.epigraph > blockquote > footer {
    font-style: normal;
}

div.epigraph > blockquote > footer > cite {
    font-style: italic;
}
/* end chapter epigraphs styles */

blockquote { 
    font-size: 1.4rem; 
    /* font-style: italic; */
}

blockquote p {
    width: 55%;
    margin-right: 40px;
}

blockquote footer {
    width: 55%;
    font-size: 1.1rem;
    text-align: right;
}

section > p, 
section > footer, 
section > table {
    /* width: 55%; */
}

p {
    width: 55%;
}

/* 50 + 5 == 55, to be the same width as paragraph */
section > dl,
section > ol, 
section > ul { 
    width: 50%;
    -webkit-padding-start: 5%;
}

dt:not(:first-child),
li:not(:first-child) {
    margin-top: 0.25rem;
}

figure {
    padding: 0;
    border: 0;
    font-size: 100%;
    font: inherit;
    vertical-align: baseline;
    max-width: 55%;
    -webkit-margin-start: 0;
    -webkit-margin-end: 0;
    margin: 0 0 3em 0;
}

figcaption {
    float: right;
    clear: right;
    margin-top: 0;
    margin-bottom: 0;
    font-size: 1.1rem;
    line-height: 1.6;
    vertical-align: baseline;
    position: relative;
    max-width: 40%;
}

figure.fullwidth figcaption {
    margin-right: 24%;
}

/* Links: replicate underline that clears descenders */
a:link, 
a:visited {
    color: inherit;
}

.no-tufte-underline:link {
    background: unset;
    text-shadow: unset;
}

a:link,
.tufte-underline,
.hover-tufte-underline:hover {
    font-weight: 600;
    text-shadow: 0px 0px 29px #3030ff;
    text-decoration: underline currentColor;
    /* text-decoration: underline #ffffff double; */

    background: -webkit-linear-gradient(var(--page-background-color), var(--page-background-color)), -webkit-linear-gradient(var(--page-background-color), var(--page-background-color)), -webkit-linear-gradient(currentColor, currentColor);
    background: linear-gradient(var(--page-background-color), var(--page-background-color)), linear-gradient(var(--page-background-color), var(--page-background-color)), linear-gradient(currentColor, currentColor);
    /* -webkit-background-size: 0.05em 1px, 0.05em 1px, 1px 1px;
    -moz-background-size: 0.05em 1px, 0.05em 1px, 1px 1px;
    background-size: 0.05em 1px, 0.05em 1px, 1px 1px;
    background-repeat: no-repeat, no-repeat, repeat-x;
    background-position: 0% 93%, 100% 93%, 0% 93%; */
    /* text-shadow: 0.03em 0 var(--page-background-color), -0.03em 0 var(--page-background-color), 0 0.03em var(--page-background-color), 0 -0.03em var(--page-background-color), 0.06em 0 var(--page-background-color), -0.06em 0 var(--page-background-color), 0.09em 0 var(--page-background-color), -0.09em 0 var(--page-background-color), 0.12em 0 var(--page-background-color), -0.12em 0 var(--page-background-color), 0.15em 0 var(--page-background-color), -0.15em 0 var(--page-background-color); */
    
}

@media screen and (-webkit-min-device-pixel-ratio: 0) {
    a:link,
    .tufte-underline,
    .hover-tufte-underline:hover {
        background-position-y: 87%, 87%, 87%;
    }
}

a:link::selection,
a:link::-moz-selection {
    text-shadow: 0.03em 0 var(--link-selection-shadow-color), -0.03em 0 var(--link-selection-shadow-color), 0 0.03em var(--link-selection-shadow-color), 0 -0.03em var(--link-selection-shadow-color), 0.06em 0 var(--link-selection-shadow-color), -0.06em 0 var(--link-selection-shadow-color), 0.09em 0 var(--link-selection-shadow-color), -0.09em 0 var(--link-selection-shadow-color), 0.12em 0 var(--link-selection-shadow-color), -0.12em 0 var(--link-selection-shadow-color), 0.15em 0 var(--link-selection-shadow-color), -0.15em 0 var(--link-selection-shadow-color);
    background: var(--link-selection-shadow-color);
}

/* Sidenotes, margin notes, figures, captions */
img {
    max-width: 100%;
}

.sidenote,
.marginnote { 
    float: right;
    clear: right;
    margin-right: -60%;
    width: 50%;
    margin-top: 0.3rem;
    margin-bottom: 0;
    font-size: 1.1rem;
    line-height: 1.3;
    vertical-align: baseline;
    position: relative; 
}

.sidenote-number { 
    counter-increment: sidenote-counter; 
}

.sidenote-number:after,
.sidenote:before { 
    /* font-family: et-book-roman-old-style; */
    font-family: Arial;
    position: relative;
    vertical-align: baseline; 
}

.sidenote-number:after {
    content: counter(sidenote-counter);
    font-size: 1rem;
    top: -0.5rem;
    left: 0.1rem;
}

.sidenote:before {
    content: counter(sidenote-counter) " ";
    font-size: 1rem;
    top: -0.5rem;
}

blockquote .sidenote,
blockquote .marginnote {
    margin-right: -82%;
    min-width: 59%;
    text-align: left; }

div.fullwidth,
table.fullwidth {
    width: 100%;
}

div.table-wrapper { 
    overflow-x: auto;
    font-family: "Trebuchet MS", "Gill Sans", "Gill Sans MT", sans-serif; 
}

.sans { 
    font-family: "Gill Sans", "Gill Sans MT", Calibri, sans-serif;
    letter-spacing: .03em;
}

code,
pre > code { 
    font-family: Consolas, "Liberation Mono", Menlo, Courier, monospace;
    font-size: 1.2rem;   /* 1.0rem */
    line-height: 1.42;
    -webkit-text-size-adjust: 100%; /* Prevent adjustments of font size after orientation changes in iOS. See https://github.com/edwardtufte/tufte-css/issues/81#issuecomment-261953409 */
}

.sans > code {
    font-size: 1.2rem;
}

h1 > code,
h2 > code,
h3 > code {
    font-size: 0.80em;
}

.marginnote > code,
.sidenote > code {
    font-size: 1rem;
}

pre > code {
    font-size: 0.9rem;
    width: 52.5%;
    margin-left: 2.5%;
    overflow-x: auto;
    display: block;    /* */
}

pre.fullwidth > code {
    width: 90%;
}

.fullwidth {
    max-width: 90%;
    clear: both;
}

span.newthought {
    font-variant: small-caps;
    font-size: 1.2em;
}

input.margin-toggle {
    display: none;
}

label.sidenote-number {
    display: inline;
}

label.margin-toggle:not(.sidenote-number) {
    display: none;
}

.iframe-wrapper {
    position: relative;
    padding-bottom: 56.25%; /* 16:9 */
    padding-top: 25px;
    height: 0;
}

.iframe-wrapper iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

@media (max-width: 960px) {
    body {
        width: 84%;
        margin-left: auto;
        margin-right: auto;
        padding-left: 8%;
        padding-right: 8%;
    }

    #sidenav {
        visibility: hidden;
    }

    hr,
    section > p,
    section > footer,
    section > table {
        width: 100%;
    }

    pre > code {
        width: 97%;
    }

    section > dl,
    section > ol,
    section > ul {
        width: 90%;
    }

    figure {
        max-width: 90%;
    }

    figcaption,
    figure.fullwidth figcaption {
        margin-right: 0%;
        max-width: none;
    }

    blockquote {
        margin-left: 1.5em;
        margin-right: 0em;
    }

    blockquote p,
    blockquote footer {
        width: 100%;
    }

    label.margin-toggle:not(.sidenote-number) {
        display: inline;
    }

    .sidenote,
    .marginnote {
        display: block;
        float: left;
        left: 1rem;
        clear: both;
        width: 95%;
        margin: 1rem 2.5%;
        vertical-align: baseline;
        position: relative;
    }

    .margin-toggle:checked + .sidenote,
    .margin-toggle:checked + .marginnote {
        display: block;
        float: left;
        left: 1rem;
        clear: both;
        width: 95%;
        margin: 1rem 2.5%;
        vertical-align: baseline;
        position: relative;
    }

    label {
        cursor: pointer;
    }

    div.table-wrapper,
    table {
        width: 85%;
    }

    img {
        width: 100%;
    }
}