:root {
  --bg: #ffffff;
  --fg: #222222;
  --muted: #666666;
  --accent: #1f5f8b;
  --line: #e3e3e3;
  --award-bg: #fff6d6;
  --award-fg: #7a5a00;
  --thumb-bg: #f2f2f2;
  --oa: #2e7d32;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #16181b;
    --fg: #e6e6e6;
    --muted: #a0a0a0;
    --accent: #7fb6e0;
    --line: #2e3237;
    --award-bg: #3a3218;
    --award-fg: #f2d27a;
    --thumb-bg: #24272b;
    --oa: #81c784;
  }
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 4rem; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font: 17px/1.55 "Source Sans 3", "Helvetica Neue", Arial, sans-serif;
  -webkit-text-size-adjust: 100%;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
h1, h2, h3 { font-family: Oswald, "Arial Narrow", sans-serif; font-weight: 500; }

.topbar {
  position: sticky; top: 0; z-index: 10;
  background: var(--bg); border-bottom: 1px solid var(--line);
}
.topbar nav {
  max-width: 1000px; margin: 0 auto; padding: .7rem 16px;
  display: flex; gap: 1.5rem; flex-wrap: wrap;
  font-family: Oswald, sans-serif; text-transform: uppercase; letter-spacing: .04em;
}
.topbar nav a { color: var(--fg); }

main { max-width: 1000px; margin: 0 auto; padding: 0 16px; }
section { padding: 2rem 0; border-bottom: 1px solid var(--line); }
section:last-child { border-bottom: 0; }

.profile { display: grid; grid-template-columns: 220px 1fr; gap: 2.5rem; }
.profile-photo { width: 100%; height: auto; border-radius: 4px; display: block; }
.profile-links { list-style: none; padding: 0; margin: 1rem 0 0; }
.profile-links li { padding: .2rem 0; border-bottom: 1px solid var(--line); }
.profile-main h1 { font-size: 2.6rem; margin: 0; line-height: 1.1; }
.subtitle { color: var(--muted); font-family: Oswald, sans-serif; text-transform: uppercase; letter-spacing: .05em; margin-top: .3rem; }

h2 { font-size: 1.9rem; margin: 0 0 1rem; }
h3.year { font-size: 1.3rem; color: var(--muted); margin: 1.8rem 0 .6rem; border-bottom: 1px solid var(--line); }

.pubs { list-style: none; margin: 0; padding: 0; }
.pub { display: grid; grid-template-columns: 200px 1fr; gap: 1.2rem; padding: .9rem 0; }
.pub-thumb img {
  width: 200px; height: 125px; object-fit: cover; border-radius: 4px;
  background: var(--thumb-bg); display: block; border: 1px solid var(--line);
}
.pub-body { min-width: 0; }
.pub-body p { margin: 0 0 .2rem; }
.pub-title { font-weight: 600; font-size: 1.05rem; line-height: 1.35; }
.pub-title a { color: var(--fg); }
.pub-title a:hover { color: var(--accent); }
.pub-thumb a img { transition: opacity .15s; }
.pub-thumb a:hover img { opacity: .85; }
.pub-authors, .pub-venue { color: var(--muted); font-size: .95rem; }
.pub-authors strong { color: var(--fg); font-weight: 600; }
.pub-links a {
  display: inline-block; margin: .3rem .4rem 0 0; padding: .05rem .55rem;
  border: 1px solid var(--accent); border-radius: 3px; font-size: .85rem;
}
.pub-links a.video { background: #c4302b; border-color: #c4302b; color: #fff; }
.award-badge {
  display: inline-block; background: var(--award-bg); color: var(--award-fg);
  font-size: .82rem; font-weight: 600; padding: .05rem .55rem; border-radius: 3px;
  margin-bottom: .3rem !important;
}
.pub-award .pub-thumb img { border-color: var(--award-fg); }

.news { list-style: none; padding: 0; margin: 0; }
.news li { display: grid; grid-template-columns: 5.5rem 1fr; gap: .8rem; padding: .35rem 0; border-bottom: 1px solid var(--line); }
.news li:last-child { border-bottom: 0; }
.news time { color: var(--muted); font-family: Oswald, sans-serif; letter-spacing: .03em; }

.venue-badge {
  display: inline-block; vertical-align: .1em; margin-right: .25rem; padding: 0 .4rem;
  font: 500 .72rem/1.5 Oswald, sans-serif; letter-spacing: .05em; text-transform: uppercase;
  color: var(--bg); background: var(--accent); border-radius: 3px;
}
.oa {
  font-size: .78rem; font-weight: 600; color: var(--oa); border: 1px solid var(--oa);
  border-radius: 3px; padding: 0 .35rem; margin-left: .2rem; font-style: normal;
}
.cite-btn, .copy-btn {
  font: inherit; font-size: .85rem; cursor: pointer; background: none; color: var(--accent);
  border: 1px solid var(--accent); border-radius: 3px; padding: .05rem .55rem; margin: .3rem .4rem 0 0;
}
.cite-btn[aria-expanded="true"] { background: var(--accent); color: var(--bg); }
.bib { margin-top: .5rem; }
.bib pre {
  margin: 0 0 .3rem; padding: .7rem .8rem; overflow-x: auto; font-size: .8rem; line-height: 1.4;
  background: var(--thumb-bg); border: 1px solid var(--line); border-radius: 4px;
}

.plain { padding-left: 1.2rem; }
.plain li { margin-bottom: .5rem; }

footer { text-align: center; color: var(--muted); font-size: .85rem; padding: 2rem 16px; }

@media (max-width: 700px) {
  .profile { grid-template-columns: 1fr; gap: 1rem; }
  .profile-side { display: grid; grid-template-columns: 140px 1fr; gap: 1rem; align-items: start; }
  .profile-links { margin: 0; }
  .pub { grid-template-columns: 1fr; gap: .6rem; }
  .news li { grid-template-columns: 1fr; gap: 0; }
  .pub-thumb img { width: 100%; height: auto; aspect-ratio: 16 / 10; }
}