@font-face {
  font-family: "Google Sans";
  src: url("./fonts/GoogleSansFlex_24pt-Regular.ttf") format("truetype");
  font-style: normal;
  font-weight: 400;
  font-display: swap;
}

@font-face {
  font-family: "Google Sans";
  src: url("./fonts/GoogleSansFlex_24pt-Light.ttf") format("truetype");
  font-style: normal;
  font-weight: 300;
  font-display: swap;
}

:root {
  --bg: #ffffff;
  --fg: #111111;
  --muted: #666666;
  --line: #e8e8e8;
  --link: #0b57d0;
  --link-hover: #003a9b;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: "Google Sans", "Google Sans Text", "Helvetica Neue", Helvetica, Arial,
    sans-serif;
  line-height: 1.5;
}

.container {
  width: min(860px, 92vw);
  margin: 0 auto;
}

.site-header {
  padding: 48px 0 24px;
  border-bottom: 1px solid var(--line);
}

.header-main {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 24px;
}

.profile-photo {
  width: 116px;
  height: 116px;
  border-radius: 6px;
  object-fit: cover;
  border: 1px solid var(--line);
  flex-shrink: 0;
}

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

h1 {
  font-size: 2rem;
  font-weight: 600;
}

.subtitle {
  margin-top: 6px;
  color: var(--muted);
  font-weight: 300;
}

.header-links {
  margin-top: 10px;
  color: var(--muted);
  font-size: 0.95rem;
}

nav {
  margin-top: 18px;
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

main {
  padding: 24px 0 48px;
}

.panel + .panel {
  margin-top: 34px;
}

h2 {
  font-size: 1.25rem;
  margin-bottom: 10px;
}

.about-block + .about-block {
  margin-top: 16px;
}

.about-block h3 {
  font-size: 1rem;
  margin: 0 0 6px;
}

.about-block p + p {
  margin-top: 8px;
}

.about-list {
  margin: 0;
  padding-left: 18px;
}

.about-list li + li {
  margin-top: 4px;
}

.section-head {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: space-between;
  align-items: baseline;
}

.section-note {
  color: var(--muted);
  font-size: 0.9rem;
}

.legend {
  color: var(--muted);
  font-size: 0.9rem;
  margin-top: 8px;
}

.publication-sections {
  margin-top: 14px;
  display: grid;
  gap: 26px;
}

.publication-group h3 {
  margin: 0;
  font-size: 1rem;
  font-weight: 600;
}

.publication-list {
  margin: 12px 0 0;
  padding-left: 22px;
  display: grid;
  gap: 16px;
}

.publication-item {
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line);
}

.pub-title {
  font-weight: 600;
}

.pub-authors,
.pub-venue,
.pub-links {
  margin-top: 4px;
  color: var(--muted);
}

.pub-links {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0;
}

.pub-authors sup {
  font-size: 0.75em;
  vertical-align: super;
  margin-left: 1px;
}

.pub-venue {
  color: var(--fg);
}

.pub-status {
  color: var(--muted);
  font-weight: 300;
}

.badge {
  display: inline-block;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 2px 8px;
  font-size: 0.78rem;
  color: var(--muted);
  margin-left: 8px;
}

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

a:hover,
a:focus-visible {
  color: var(--link-hover);
  text-decoration: underline;
}

.dot {
  color: var(--muted);
  margin: 0 8px;
}

.action-link {
  border: 0;
  background: transparent;
  padding: 0;
  font: inherit;
  color: var(--link);
  cursor: pointer;
}

.action-link:hover,
.action-link:focus-visible {
  color: var(--link-hover);
  text-decoration: underline;
}

.site-footer {
  border-top: 1px solid var(--line);
  padding: 18px 0 36px;
  color: var(--muted);
  font-size: 0.92rem;
}

.to-top-button {
  position: fixed;
  right: 20px;
  bottom: 20px;
  border: 1px solid var(--line);
  background: var(--bg);
  color: var(--fg);
  border-radius: 999px;
  padding: 8px 12px;
  font: inherit;
  cursor: pointer;
  opacity: 0;
  transform: translateY(8px);
  pointer-events: none;
  transition: opacity 0.2s ease, transform 0.2s ease;
}

.to-top-button.visible {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

@media (max-width: 640px) {
  .header-main {
    flex-direction: column-reverse;
    align-items: flex-start;
  }

  .profile-photo {
    width: 92px;
    height: 92px;
  }

  h1 {
    font-size: 1.7rem;
  }

  .publication-list {
    padding-left: 18px;
  }

  .to-top-button {
    right: 14px;
    bottom: 14px;
  }
}