@charset "UTF-8";

/* Import ET Book styles
   adapted from https://github.com/edwardtufte/et-book/blob/gh-pages/et-book.css */

@font-face {
    font-family: "et-book";
    src: url("et-book/et-book-roman-line-figures/et-book-roman-line-figures.eot");
    src: url("et-book/et-book-roman-line-figures/et-book-roman-line-figures.eot?#iefix") format("embedded-opentype"), url("et-book/et-book-roman-line-figures/et-book-roman-line-figures.woff") format("woff"), url("et-book/et-book-roman-line-figures/et-book-roman-line-figures.ttf") format("truetype"), url("et-book/et-book-roman-line-figures/et-book-roman-line-figures.svg#etbookromanosf") format("svg");
    font-weight: normal;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: "et-book";
    src: url("et-book/et-book-display-italic-old-style-figures/et-book-display-italic-old-style-figures.eot");
    src: url("et-book/et-book-display-italic-old-style-figures/et-book-display-italic-old-style-figures.eot?#iefix") format("embedded-opentype"), url("et-book/et-book-display-italic-old-style-figures/et-book-display-italic-old-style-figures.woff") format("woff"), url("et-book/et-book-display-italic-old-style-figures/et-book-display-italic-old-style-figures.ttf") format("truetype"), url("et-book/et-book-display-italic-old-style-figures/et-book-display-italic-old-style-figures.svg#etbookromanosf") format("svg");
    font-weight: normal;
    font-style: italic;
    font-display: swap;
}

@font-face {
    font-family: "et-book";
    src: url("et-book/et-book-bold-line-figures/et-book-bold-line-figures.eot");
    src: url("et-book/et-book-bold-line-figures/et-book-bold-line-figures.eot?#iefix") format("embedded-opentype"), url("et-book/et-book-bold-line-figures/et-book-bold-line-figures.woff") format("woff"), url("et-book/et-book-bold-line-figures/et-book-bold-line-figures.ttf") format("truetype"), url("et-book/et-book-bold-line-figures/et-book-bold-line-figures.svg#etbookromanosf") format("svg");
    font-weight: bold;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: "et-book-roman-old-style";
    src: url("et-book/et-book-roman-old-style-figures/et-book-roman-old-style-figures.eot");
    src: url("et-book/et-book-roman-old-style-figures/et-book-roman-old-style-figures.eot?#iefix") format("embedded-opentype"), url("et-book/et-book-roman-old-style-figures/et-book-roman-old-style-figures.woff") format("woff"), url("et-book/et-book-roman-old-style-figures/et-book-roman-old-style-figures.ttf") format("truetype"), url("et-book/et-book-roman-old-style-figures/et-book-roman-old-style-figures.svg#etbookromanosf") format("svg");
    font-weight: normal;
    font-style: normal;
    font-display: swap;
}

@font-face {
  font-family: "Ubuntu Mono";
  src: local("Ubuntu Mono"), url("UbuntuMono-Regular.ttf") format("truetype");
}

/* Tufte CSS styles */
html {
    font-size: 15px;
}

html.presentation {
    font-size: 30px;
}

body {
    width: 87.5%;
    margin-left: auto;
    margin-right: auto;
    padding-left: 12.5%;
    font-family: et-book, Palatino, "Palatino Linotype", "Palatino LT STD", "Book Antiqua", Georgia, serif;
    background-color: #fdf6e3;
    color: #073642;
    max-width: 1400px;
    counter-reset: sidenote-counter;
}

.presentation body {
    width: unset;
    margin-left: unset;
    margin-right: unset;
    padding-left: unset;
    max-width: unset;
    margin: 16px;
    overflow: scroll;
}

/* This doesn't cover Firefox, but setting "scrollbar-width: none" (the alleged Firefox approach) breaks this. */
.presentation body::-webkit-scrollbar {
    display: none;
}

/* Adds dark mode */
@media (prefers-color-scheme: dark) {
    body {
        background-color: #151515;
        color: #ddd;
    }
}

h1 {
    font-weight: 400;
    margin-top: 4rem;
    margin-bottom: 1.5rem;
    font-size: 3.2rem;
    line-height: 1;
}

h2 {
    font-style: italic;
    font-weight: 400;
    margin-top: 2.1rem;
    margin-bottom: 1.4rem;
    font-size: 2.2rem;
    line-height: 1;
}

h3 {
    font-style: italic;
    font-weight: 400;
    font-size: 1.7rem;
    margin-top: 2rem;
    margin-bottom: 1.4rem;
    line-height: 1;
}

hr {
    display: block;
    height: 1px;
    width: 55%;
    border: 0;
    border-top: 1px solid #ccc;
    margin: 1em 0;
    padding: 0;
}

.presentation hr {
    height: 2px;
    width: 80%;
    border-top-width: 2px;
}

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

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

.danger {
    color: red;
}

article {
    padding-top: 1rem;
    padding-bottom: 5rem;
}

.presentation article {
    padding: 0;
}

.presentation .home_link {
    display: none;
}

section {
    padding-top: 1rem;
    padding-bottom: 1rem;
}

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;
}

sup {
    font-size: 0.6em;
}

/* 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;
}

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%;
}

.presentation section > p,
.presentation section > footer,
.presentation section > table {
    width: 80%;
}

/* 50 + 5 == 55, to be the same width as paragraph */
section > dl,
section > ol,
section > ul {
    width: 50%;
    padding-left: 3%;
}

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%;
}

a:link,
a:visited {
    color: #268bd2;
    text-decoration: none;
}

a:link::selection,
a:link::-moz-selection {
    text-shadow: 0.03em 0 #b4d5fe, -0.03em 0 #b4d5fe, 0 0.03em #b4d5fe, 0 -0.03em #b4d5fe, 0.06em 0 #b4d5fe, -0.06em 0 #b4d5fe, 0.09em 0 #b4d5fe, -0.09em 0 #b4d5fe, 0.12em 0 #b4d5fe, -0.12em 0 #b4d5fe, 0.15em 0 #b4d5fe, -0.15em 0 #b4d5fe;
    background: #b4d5fe;
}

div.code_link a {
    position: absolute;
    top: 4px;
    right: 4px;
    z-index: 1; /* appear on top of code if there's any overlapping */
    background-color: #fdf6e3;
    padding: 5px;
    border-radius: 5px;
    border-style: solid;
    border-width: 1px;
    border-color: #93a1a1;
    font-family: et-book, Palatino, "Palatino Linotype", "Palatino LT STD", "Book Antiqua", Georgia, serif;
    font-size: 0.9rem;
    color: #657b83;
}

.presentation div.code_link a {
    top: 8px;
    right: 8px;
    padding: 10px;
    border-radius: 10px;
    border-width: 2px;
}

/* 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: 0.7rem;
    font-size: 1.1rem;
    line-height: 1.3;
    vertical-align: baseline;
    position: relative;
}

.presentation .sidenote,
.presentation .marginnote {
    margin-right: -26%;
    width: 25%;
    font-size: 0.7rem;
}

/* https://github.com/edwardtufte/tufte-css/pull/171/files */
li .sidenote,
li .marginnote {
    margin-right: -65%;
}

/* similar to above */
blockquote .sidenote,
blockquote .marginnote {
    margin-right: -61%;
}

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

.sidenote-number:after,
.sidenote:before {
    font-family: et-book-roman-old-style;
    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;
}

.presentation .sidenote:before {
    font-size: 0.6rem;
    top: -0.3rem;
}

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

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

code, pre > code {
    font-family: "Ubuntu Mono", monospace;
    font-size: 1.3rem;
    -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 */
    white-space: pre;
}

.faded_code {
    opacity: .4;
}

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

.marginnote code,
.sidenote code {
    font-size: 1.0rem;
}

.presentation .marginnote code,
.presentation .sidenote code {
    font-size: 0.65rem;
}

pre > code {
    line-height: 1.2;
    width: 52.5%;
    overflow-x: auto;
    display: block;
    position: relative; /* for code_link */
    color: #657b83;
    background: #f4edda; /* a 3:2 blend of Base2 and Base3 */
    border-radius: 7px;
    margin-right: 1%;
    padding: 0.4% 0.75%;
}

.presentation pre > code {
    width: 77.5%;
}

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

.presentation pre.fullwidth > code {
    width: 109%;
}

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

.prev-next-arrows {
    display: flex;
    flex-direction: row;
    width: 55%;
    font-size: 1.4rem;
}

.presentation .prev-next-arrows {
    width: 80%;
}

.prev-next-arrows .space {
    flex-grow: 1;
}

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

input.margin-toggle {
    display: none;
}

label.sidenote-number {
    display: inline-block;
    max-height: 2rem; /* should be less than or equal to paragraph line-height */
}

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: 760px) {
    body {
        width: 90%;
        padding-left: 5%;
        padding-right: 5%;
    }

    #preso_button {
        display: none;
    }

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

    pre > code, pre.fullwidth > code {
        width: 97%;
    }

    .fullwidth {
        max-width: unset;
    }

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

    figure {
        max-width: 90%;
    }

    .prev-next-arrows {
        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: none;
    }

    .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%;
    }
}