:root {
  --paper: #fffffb;
  --ink: #202426;
  --muted: #6b7376;
  --link: #7b63b6;
  --rule: #e2e2dc;
  --max: 1040px;
  --serif: "ET Book", "Computer Modern Serif", "CMU Serif",
    "Latin Modern Roman", "Latin Modern Roman 10", "New Computer Modern",
    Georgia, "Times New Roman", Times, "Noto Serif SC", "Source Han Serif SC",
    "Songti SC", SimSun, serif;
}

@font-face {
  font-family: "ET Book";
  src: url("assets/fonts/et-book-roman-line-figures.woff") format("woff");
  font-style: normal;
  font-weight: 400;
  font-display: swap;
}

@font-face {
  font-family: "ET Book";
  src: url("assets/fonts/et-book-display-italic-old-style-figures.woff")
    format("woff");
  font-style: italic;
  font-weight: 400;
  font-display: swap;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--serif);
  font-size: 18px;
  line-height: 1.55;
  text-rendering: optimizeLegibility;
}

.page {
  width: min(var(--max), calc(100% - 48px));
  margin: 0 auto;
  padding: 92px 0 64px;
}

.profile {
  margin-bottom: 52px;
  text-align: left;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  margin: 24px 0 8px;
  font-size: clamp(21px, 2.5vw, 25px);
  font-weight: 400;
  line-height: 1.1;
  text-align: center;
}

.intro {
  display: grid;
  grid-template-columns: minmax(620px, 1fr) 230px;
  gap: 72px;
  align-items: center;
  max-width: 940px;
  margin: 0 auto 42px;
  text-align: left;
}

.intro-copy p {
  margin-bottom: 16px;
}

.intro-copy ul {
  margin: 0 0 18px;
  padding-left: 28px;
}

.intro-copy li {
  margin-bottom: 7px;
  padding-left: 3px;
}

.portrait-column {
  justify-self: center;
}

.portrait {
  width: 205px;
  aspect-ratio: 4 / 5;
  overflow: hidden;
  border-radius: 8px;
  background: #f3f2ec;
}

.portrait img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.portrait span {
  display: none;
  width: 100%;
  height: 100%;
  place-items: center;
  color: var(--muted);
  font-size: 42px;
}

.icon-links {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 0;
  margin-bottom: 0;
}

.icon-links a {
  display: inline-grid;
  width: 28px;
  height: 28px;
  place-items: center;
  color: var(--link);
  text-decoration: none;
}

.icon-links svg {
  width: 22px;
  height: 22px;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.7;
}

.icon-links a:nth-child(2) svg,
.icon-links a:nth-child(3) svg {
  fill: currentColor;
  stroke: none;
}

.icon-links a:hover,
.icon-links a:focus-visible {
  color: #4f3f84;
}

a {
  color: var(--link);
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

a:hover,
a:focus-visible {
  color: #4f3f84;
}

.bio {
  max-width: 940px;
  margin: 0 auto;
  text-align: left;
}

section {
  max-width: 940px;
  margin-left: auto;
  margin-right: auto;
  margin-top: 38px;
}

h2 {
  margin-bottom: 14px;
  font-size: 27px;
  font-weight: 400;
  line-height: 1.2;
}

.compact-list {
  margin: 0;
  padding-left: 28px;
}

.compact-list li {
  margin-bottom: 12px;
  padding-left: 4px;
}

time {
  display: inline-block;
  min-width: 88px;
  color: var(--muted);
}

.entry-list {
  border-top: 1px solid var(--rule);
}

article {
  padding: 22px 0;
  border-bottom: 1px solid var(--rule);
}

.work-entry {
  display: grid;
  grid-template-columns: 190px minmax(0, 1fr);
  gap: 30px;
  align-items: start;
}

.work-entry h3,
.work-entry p {
  grid-column: 2;
}

.work-thumb {
  grid-row: 1 / span 2;
  display: block;
  width: 190px;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  border-radius: 10px;
}

.work-thumb img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.work-thumb-left img {
  object-position: left center;
}

.work-thumb-top img {
  object-position: center top;
}

h3 {
  margin-bottom: 2px;
  font-size: 21px;
  font-weight: 400;
  line-height: 1.25;
}

article p {
  max-width: 780px;
  margin-bottom: 0;
  color: var(--muted);
}

.project-links {
  margin-top: 4px;
  color: var(--muted);
  font-size: 17px;
}

.project-links a {
  color: var(--link);
}

.project-links span {
  padding: 0 6px;
}

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

.article-page {
  max-width: 820px;
}

.project-page {
  max-width: 860px;
}

.project-page code,
.article-page code {
  font-family: inherit;
  font-size: inherit;
  color: inherit;
  background: transparent;
  padding: 0;
}

.article-nav {
  margin-bottom: 58px;
  font-size: 16px;
}

.project-header {
  margin-bottom: 42px;
  text-align: center;
}

.project-actions {
  margin-top: 18px;
  color: var(--muted);
}

.project-actions span {
  padding: 0 8px;
}

.project-hero-image {
  margin: 28px auto 24px;
  max-width: 640px;
}

.project-hero-wide {
  max-width: 780px;
}

.project-hero-image img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 10px;
}

.project-gallery {
  display: grid;
  gap: 26px;
}

.project-gallery figure {
  max-width: 500px;
  margin: 0 auto;
}

.project-gallery img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 10px;
}

.project-gallery figcaption {
  margin-top: 8px;
  color: var(--muted);
  font-size: 16px;
}

.project-inline-figure {
  max-width: 620px;
  margin: 22px auto 4px;
}

.project-inline-wide {
  max-width: 680px;
}

.project-inline-small {
  max-width: 320px;
}

.project-pair-figure {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
  max-width: 720px;
  margin: 22px auto 4px;
}

.project-pair-figure figure {
  margin: 0;
}

.project-pair-figure img {
  display: block;
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  border-radius: 10px;
}

.project-pair-figure figcaption {
  margin-top: 7px;
  color: var(--muted);
  font-size: 15px;
  text-align: center;
}

.lccv-inline-figure {
  max-width: 540px;
}

.lccv-inline-figure.project-inline-wide {
  max-width: 600px;
}

.counter-uav-pipeline {
  max-width: 760px;
}

.hardware-gallery {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px 24px;
  margin: 24px auto 4px;
  max-width: 760px;
}

.hardware-gallery figure {
  margin: 0;
}

.hardware-gallery img {
  display: block;
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: contain;
  border-radius: 10px;
}

.hardware-gallery figcaption {
  margin-top: 6px;
  color: var(--muted);
  font-size: 15px;
  text-align: center;
}

.project-inline-figure img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 10px;
}

.project-inline-figure figcaption {
  margin-top: 8px;
  color: var(--muted);
  font-size: 16px;
  text-align: center;
}

.formula {
  margin: 16px auto 22px;
  color: var(--ink);
  font-size: 18px;
  font-style: italic;
  line-height: 1.95;
  text-align: center;
}

.formula br {
  display: block;
  margin-top: 0.28em;
  content: "";
}

.formula-block {
  display: block;
  margin: 0.34em auto;
}

.formula-align {
  display: grid;
  gap: 0.28em;
  width: max-content;
  max-width: 100%;
  text-align: center;
}

.formula .note {
  display: block;
  max-width: 700px;
  margin: 8px auto 0;
  color: #5f686b;
  font-size: 15px;
  line-height: 1.45;
  font-style: normal;
}

.matrix {
  position: relative;
  display: inline-grid;
  grid-auto-flow: row;
  gap: 0.1em;
  margin: 0 0.2em;
  padding: 0.05em 0.5em;
  vertical-align: middle;
}

.matrix::before,
.matrix::after {
  position: absolute;
  top: -0.05em;
  bottom: -0.05em;
  width: 0.35em;
  border-top: 1px solid currentColor;
  border-bottom: 1px solid currentColor;
  content: "";
}

.matrix::before {
  left: 0;
  border-left: 1px solid currentColor;
}

.matrix::after {
  right: 0;
  border-right: 1px solid currentColor;
}

.matrix-row {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: minmax(1.2em, max-content);
  gap: 0.45em;
  justify-content: center;
}

.essay-header {
  margin-bottom: 46px;
  text-align: center;
}

.essay-subtitle {
  max-width: 560px;
  margin: 0 auto 18px;
  color: var(--muted);
}

.essay-meta {
  margin: -6px auto 18px;
  color: var(--muted);
  font-size: 16px;
  text-align: center;
}

.language-switch {
  color: var(--muted);
  font-size: 16px;
}

.language-switch a {
  margin: 0 8px;
}

.lang-section {
  padding-top: 10px;
}

.lang-section + .lang-section {
  margin-top: 76px;
  padding-top: 58px;
  border-top: 1px solid var(--rule);
}

.essay h2 {
  margin-bottom: 30px;
  text-align: center;
}

.essay h3 {
  margin-top: 44px;
  margin-bottom: 14px;
}

.essay p {
  margin-bottom: 24px;
}

.essay-signature {
  margin-top: 72px;
  text-align: center;
  color: var(--muted);
  font-size: 17px;
}

.essay-signature p {
  margin: 0;
}

blockquote {
  margin: 30px 0;
  padding-left: 22px;
  border-left: 4px solid var(--rule);
  color: var(--muted);
}

@media (max-width: 980px) {
  .intro {
    grid-template-columns: minmax(0, 1fr) 210px;
    gap: 52px;
  }
}

@media (max-width: 720px) {
  body {
    font-size: 17px;
    line-height: 1.62;
  }

  .page {
    width: min(100% - 32px, var(--max));
    padding-top: 58px;
  }

  .profile {
    text-align: left;
  }

  h1 {
    font-size: 23px;
    text-align: left;
  }

  .intro {
    grid-template-columns: 1fr;
    gap: 24px;
    margin-bottom: 34px;
  }

  .portrait {
    width: 150px;
  }

  .portrait-column {
    justify-self: start;
  }

  .icon-links {
    justify-content: flex-start;
    margin-bottom: 30px;
  }

  h2 {
    font-size: 25px;
  }

  h3 {
    font-size: 20px;
  }

  .formula {
    overflow-x: auto;
    padding-bottom: 2px;
    font-size: 17px;
    text-align: left;
  }

  .formula .note {
    margin-left: 0;
    margin-right: 0;
  }

  .work-entry {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .work-entry h3,
  .work-entry p,
  .work-thumb {
    grid-column: auto;
    grid-row: auto;
  }

  .work-thumb {
    width: min(100%, 260px);
  }

  .hardware-gallery {
    grid-template-columns: 1fr;
  }

  .project-pair-figure {
    grid-template-columns: 1fr;
    max-width: 330px;
  }

  time {
    display: block;
    min-width: 0;
  }
}