@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;
}

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

body {
    width: 87.5%;
    margin-left: auto;
    margin-right: auto;
    font-family: et-book, Palatino, "Palatino Linotype", "Palatino LT STD", "Book Antiqua", Georgia, serif;
    background-color: #fffff8;
    color: #111;
    max-width: 1400px;
    counter-reset: sidenote-counter;
}

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

h1 {
    font-weight: 400;
    margin-top: 2rem;
    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;
}

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: 3rem 0 5rem 0rem;
}

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 {
    line-height: 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;
}

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: 60%;
}

/* 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: 50%;
}

figure.fullwidth figcaption {
    margin-right: 0%;
}

a:link,
a:visited {
    color: inherit;
    text-underline-offset: 0.1em;
    text-decoration-thickness: 0.05em;
}

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

figure.fullwidth img {
    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;
    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: 1.0rem;
    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: 100%;
    clear:both;
}

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: 84%;
        padding-left: 8%;
        padding-right: 8%;
    }

    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: 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%;
    }
}

/* ==========================================================================
   Tufte CSS — extensions for image-rich pages
   Image grids, hero images, comparison rows, video grids, and refinements.
   All classes are opt-in: the base `figure` behaviour is untouched.
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. Image grid — a responsive gallery, ImageQuilt in spirit.
   `auto-fill` + `minmax` reflows from many columns to one on its own.
   Set the minimum tile width with --tile-min rather than editing the rule.
   -------------------------------------------------------------------------- */
.image-grid {
    --tile-min: 160px;
    --tile-gap: 1rem;
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(var(--tile-min), 1fr));
    gap: var(--tile-gap);
    width: 90%;
    max-width: 90%;
    clear: both;
    margin: 2rem 0 3rem 0;
    padding: 0;
    list-style: none;
}

.image-grid img,
.image-grid li img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
    aspect-ratio: 1 / 1;
    background-color: #eee;
    margin: 0;
}

@media (prefers-color-scheme: dark) {
    .image-grid img,
    .image-grid li img {
        background-color: #2a2a2a;
    }
}

.image-grid.tight {
    --tile-gap: 0;
}

.image-grid.ragged img,
.image-grid.ragged li img {
    aspect-ratio: auto;
    height: auto;
}

.image-grid figure {
    margin: 0;
    max-width: none;
}

.image-grid figcaption {
    float: none;
    max-width: none;
    margin-top: 0.4rem;
    font-size: 1rem;
}

/* --------------------------------------------------------------------------
   2. Hero image — full-bleed opener that sits close to the text below it.
   -------------------------------------------------------------------------- */
figure.hero {
    max-width: 90%;
    width: 90%;
    margin: 0 0 1.4rem 0;
    clear: both;
}

figure.hero img {
    width: 100%;
    height: auto;
    display: block;
    background-color: #eee;
}

@media (prefers-color-scheme: dark) {
    figure.hero img {
        background-color: #2a2a2a;
    }
}

figure.hero figcaption {
    float: none;
    max-width: 90%;
    margin-top: 0.6rem;
    margin-right: 0;
    text-align: left;
}

figure.hero.full-bleed {
    width: 100vw;
    max-width: 100vw;
    margin-left: calc(50% - 50vw);
    margin-right: calc(50% - 50vw);
}

figure.hero.full-bleed figcaption {
    width: 55%;
    max-width: 55%;
    margin-left: auto;
    margin-right: auto;
    padding: 0 8%;
}

/* --------------------------------------------------------------------------
   3. Comparison row — a fixed small number of images side by side.
   -------------------------------------------------------------------------- */
.image-row {
    display: flex;
    gap: 1rem;
    width: 90%;
    max-width: 90%;
    clear: both;
    margin: 2rem 0 3rem 0;
    align-items: flex-end;
}

.image-row figure,
.image-row > img {
    flex: 1;
    margin: 0;
    max-width: none;
}

.image-row img {
    width: 100%;
    height: auto;
    display: block;
    background-color: #eee;
}

@media (prefers-color-scheme: dark) {
    .image-row img {
        background-color: #2a2a2a;
    }
}

.image-row figcaption {
    float: none;
    max-width: none;
    margin-top: 0.4rem;
    font-size: 1rem;
}

/* --------------------------------------------------------------------------
   4. Video grid — responsive gallery of 16:9 embeds, capped at three columns.
   Column count has a hard ceiling of three (auto-fill can't cap a maximum,
   so the track count is fixed and stepped down by breakpoint).

     <div class="video-grid">
       <div class="video-tile">
         <iframe src="https://www.youtube.com/embed/…" allowfullscreen></iframe>
       </div>
     </div>
   -------------------------------------------------------------------------- */
.video-grid {
    --video-gap: 1rem;
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: var(--video-gap);
    width: 90%;
    max-width: 90%;
    clear: both;
    margin: 2rem 0 3rem 0;
    padding: 0;
    list-style: none;
}

.video-grid .video-tile,
.video-grid figure {
    position: relative;
    aspect-ratio: 16 / 9;
    margin: 0;
    max-width: none;
    background-color: #eee;
}

@media (prefers-color-scheme: dark) {
    .video-grid .video-tile,
    .video-grid figure {
        background-color: #2a2a2a;
    }
}

.video-grid iframe,
.video-grid video,
.video-grid img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: 0;
    display: block;
}

.video-grid figure {
    aspect-ratio: auto;
}

.video-grid figure .video-tile {
    aspect-ratio: 16 / 9;
}

.video-grid figcaption {
    float: none;
    max-width: none;
    margin-top: 0.4rem;
    font-size: 1rem;
}

@media (max-width: 1000px) {
    .video-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

/* --------------------------------------------------------------------------
   5. Supporting refinements
   -------------------------------------------------------------------------- */
figcaption.left {
    float: none;
    max-width: 55%;
    text-align: left;
    margin-top: 0.5rem;
}

@media print {
    figure,
    .image-grid,
    .image-row,
    .video-grid {
        break-inside: avoid;
    }
}

@media (prefers-reduced-motion: reduce) {
    .image-grid img,
    .image-row img {
        transition: none;
    }
}

/* --------------------------------------------------------------------------
   6. Mobile — collapse everything to a single readable column.
   -------------------------------------------------------------------------- */
@media (max-width: 760px) {
    .image-grid,
    .image-row,
    figure.hero,
    .video-grid {
        width: 100%;
        max-width: 100%;
    }

    .image-grid {
        --tile-min: 120px;
    }

    .image-row {
        flex-direction: column;
    }

    .video-grid {
        grid-template-columns: 1fr;
    }

    figure.hero figcaption,
    figure.hero.full-bleed figcaption,
    figcaption.left {
        max-width: 100%;
        width: 100%;
        padding: 0;
    }
}

/* --------------------------------------------------------------------------
   7. Site nav — a quiet running head, not a conventional nav bar.

   Sits as a sibling of <article>, above it, so it inherits the body's own
   width/padding rather than needing its own — the same asymmetric margin
   that lines up with everything below it. No background fill, no border
   box: a single hairline rule underneath, same grey as Tufte's <hr>, and
   small caps in place of a heavier visual treatment.

   Markup:
     <header id="site-nav">
       <a href="…" class="site-nav-brand">Name</a>
       <nav aria-label="Site"><ul><li><a href="…">Projects</a></li></ul></nav>
       <nav aria-label="Profiles" class="site-nav-push-right">
         <ul><li><a href="…">Google Scholar</a></li></ul>
       </nav>
     </header>
   -------------------------------------------------------------------------- */
header#site-nav {
    /* No width/padding trick here: body already insets its content box
       (width: 87.5% + padding-left: 12.5%), so header, as a direct child,
       inherits that inset for free. Re-applying it nests a second inset
       inside the first, narrowing the row until links wrap unnecessarily. */
    display: flex;
    flex-wrap: wrap;
    align-items: baseline;
    column-gap: 2rem;
    row-gap: 1rem;
    text-transform: uppercase;
    font-size: 0.9rem;
    letter-spacing: 0.02em;
    padding-top: 2em;
    
}

header#site-nav .site-nav-brand {
    font-weight: 600;
    text-decoration: none;
}

header#site-nav nav ul {
    /* Deliberately not display: flex — a nested flex container computes
       its own baseline, which then disagrees with the plain-text baseline
       of the brand link next to it. Inline-block list items give every
       link the same ordinary text baseline instead. */
    display: block;
    list-style: none;
    margin: 0;
    padding: 0;
    font-size: inherit;
    line-height: inherit;
    width: auto; /* override the base ul width:50% meant for article lists */
}

header#site-nav nav li {
    display: inline-block;
    vertical-align: baseline;
    margin: 0 1.4rem 0 0;
}

header#site-nav nav li:last-child {
    margin-right: 0;
}

header#site-nav nav.site-nav-push-right {
    margin-left: auto;
}

header#site-nav a:link,
header#site-nav a:visited {
    color: inherit;
    text-underline-offset: 0.15em;
    text-decoration-thickness: 0.05em;
}

header#site-nav a:hover {
    text-decoration-thickness: 0.09em;
}

@media (max-width: 760px) {
    header#site-nav {
        padding-top: 1.4rem;
        column-gap: 1.2rem;
    }

    header#site-nav nav.site-nav-push-right {
        margin-left: 0;
    }
}