:root {
  color-scheme: light;
  --text: #222222;
  --muted: #686868;
  --link: #2c63a2;
  --line: #dddddd;
  --paper: #ffffff;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--text);
  font-family: Georgia, "Times New Roman", Times, serif;
  font-size: 16px;
  line-height: 1.5;
}

a {
  color: var(--link);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.page {
  width: min(920px, calc(100% - 34px));
  margin: 0 auto;
  padding: 34px 0 70px;
}

.site-header {
  margin-bottom: 36px;
}

.site-title {
  display: block;
  margin-bottom: 18px;
  color: #111111;
  font-size: 2rem;
  font-weight: normal;
  letter-spacing: 0;
  text-decoration: none;
}

nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

nav a {
  display: inline-block;
  padding: 10px 18px 10px 0;
  color: #333333;
  font-family: Arial, Helvetica, sans-serif;
  font-size: 0.95rem;
}

nav a.active {
  color: var(--link);
}

main {
  max-width: 820px;
}

.home-layout {
  display: grid;
  grid-template-columns: 230px minmax(0, 1fr);
  gap: 28px;
  align-items: start;
}

.portrait {
  margin: 0;
}

.portrait img {
  display: block;
  width: 230px;
  height: 260px;
  object-fit: cover;
  object-position: center top;
  border: 1px solid var(--line);
}

.portrait figcaption {
  margin-top: 7px;
  color: var(--muted);
  font-family: Arial, Helvetica, sans-serif;
  font-size: 0.82rem;
}

.bio p,
.content-section p,
.content-section li {
  margin-top: 0;
  margin-bottom: 14px;
}

h1,
h2 {
  margin: 0 0 16px;
  color: #222222;
  font-weight: normal;
  line-height: 1.2;
}

h1 {
  font-size: 1.75rem;
}

h2 {
  margin-top: 28px;
  font-size: 1.22rem;
}

.content-section {
  margin-top: 32px;
}

ul {
  margin: 0 0 18px 22px;
  padding: 0;
}

.paper {
  margin-bottom: 22px;
}

.paper p {
  margin-bottom: 6px;
}

.paper-number {
  display: inline-block;
  min-width: 2.1em;
}

.paper-meta,
.note {
  color: var(--muted);
}

code {
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  font-size: 0.92em;
}

@media (max-width: 680px) {
  .page {
    width: min(100% - 28px, 920px);
    padding-top: 24px;
  }

  .site-title {
    font-size: 1.65rem;
  }

  nav a {
    padding-right: 14px;
  }

  .home-layout {
    grid-template-columns: 1fr;
  }

  .portrait img {
    width: min(230px, 100%);
    height: auto;
    aspect-ratio: 230 / 260;
  }
}