:root {
  --ink: #222;
  --muted: #686868;
  --line: #d9d9d5;
  --paper: #fafaf7;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: Arial, Helvetica, sans-serif;
  font-size: 15px;
  line-height: 1.35;
  -webkit-font-smoothing: antialiased;
}

a {
  color: inherit;
  text-underline-offset: 3px;
}

.page {
  width: calc(100% - 48px);
  max-width: 1040px;
  margin-inline: auto;
}

header.page {
  padding: 28px 0 14px;
  border-bottom: 1px solid var(--line);
}

h1 {
  margin: 0;
  font-size: clamp(1.6rem, 3vw, 2.1rem);
  line-height: 1.1;
  letter-spacing: -0.03em;
  font-weight: 600;
}

header.page a {
  display: inline-block;
  margin-top: 10px;
  color: var(--muted);
  text-decoration: none;
}

header.page a:hover,
header.page a:focus-visible {
  text-decoration: underline;
}

main.page {
  padding: 22px 0 40px;
}

p {
  margin: 0 0 1.1em;
}

.publications-list {
  margin: 0;
  padding-left: 24px;
}

.publications-list li {
  margin-bottom: 0.9em;
}

.publication-link {
  display: block;
  width: 72px;
  height: 29px;
  margin-top: 7px;
  overflow: hidden;
  border: 1px solid #c9c9c4;
  border-radius: 3px;
  background-color: #fff;
  background-position: center;
  background-repeat: no-repeat;
  text-decoration: none;
}

.publication-link:hover,
.publication-link:focus-visible {
  border-color: #7b7b76;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.12);
}

.publication-link--arxiv {
  background-image: url("https://info.arxiv.org/brand/images/brand-logo-primary.jpg");
  background-size: 72px auto;
}

.publication-link--aps {
  background-image: url("https://cdn.journals.aps.org/development/journals/images/tailwind/footer-logo.png");
  background-size: 48px auto;
}