/* Shared site styles (index + bib page) */
:root{
  --bg: #f6f7fb;
  --card: #ffffff;
  --text: #111827;
  --muted: #4b5563;
  --border: rgba(17,24,39,.12);
  --link: #0b63ce;
  --shadow: 0 10px 30px rgba(0,0,0,.08);
  --radius: 16px;
  --header-bg: #ffffff;
}

@media (prefers-color-scheme: dark){
  :root{
    --bg: #0b1220;
    --card: #0f1a2e;
    --text: #e5e7eb;
    --muted: #b6c0d1;
    --border: rgba(229,231,235,.12);
    --link: #7db4ff;
    --shadow: 0 14px 44px rgba(0,0,0,.45);
    --header-bg: #0f1a2e;
  }
}

*{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }

body{
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial;
  line-height: 1.6;
}

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

.wrap{
  width: min(1040px, 92%);
  margin: 0 auto;
}

.skip-link{
  position: absolute;
  left: -999px;
  top: 12px;
  background: var(--card);
  color: var(--text);
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 10px;
  box-shadow: var(--shadow);
}
.skip-link:focus{ left: 12px; z-index: 9999; }

.site-header{
  background: var(--header-bg);
  border-bottom: 1px solid var(--border);
}

.header-inner{
  padding: 26px 0 16px;
}

.hero{
  display: grid;
  grid-template-columns: 150px 1fr;
  gap: 22px;
  align-items: center;
}

.hero img{
  width: 150px;
  height: 150px;
  border-radius: 999px;
  object-fit: cover;
  border: 1px solid var(--border);
}

.hero h1{
  margin: 0 0 4px 0;
  font-size: 30px;
  letter-spacing: -0.02em;
}

.hero .subtitle{
  margin: 6px 0;
  color: var(--muted);
  font-size: 15px;
}

.hero .links{
  margin: 8px 0 0;
  color: var(--muted);
  font-size: 14px;
}

.chips{
  margin-top: 12px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.chip{
  display: inline-flex;
  align-items: center;
  padding: 4px 10px;
  border: 1px solid var(--border);
  border-radius: 999px;
  font-size: 13px;
  background: rgba(17,24,39,.03);
}
@media (prefers-color-scheme: dark){
  .chip{ background: rgba(229,231,235,.06); }
}

.site-nav{
  margin-top: 16px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.site-nav a{
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  border: 1px solid var(--border);
  border-radius: 999px;
  font-size: 14px;
  color: var(--text);
  background: rgba(17,24,39,.02);
}
@media (prefers-color-scheme: dark){
  .site-nav a{ background: rgba(229,231,235,.05); }
}

.site-nav a[aria-current="page"]{
  border-color: rgba(11,99,206,.55);
}

.main-card{
  margin: 26px auto 40px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 26px;
}

section{
  scroll-margin-top: 120px;
  margin-top: 24px;
}

h2{
  margin: 0 0 10px 0;
  font-size: 19px;
  letter-spacing: -0.01em;
}

hr{
  border: 0;
  border-top: 1px solid var(--border);
  margin: 26px 0;
}

.small-note{
  color: var(--muted);
  font-size: 14px;
}

.tag{
  display:inline-block;
  margin-left: 8px;
  padding: 2px 10px;
  border-radius: 999px;
  font-size: 12px;
  border: 1px solid var(--border);
}
.tag-invited{ background: rgba(239,68,68,.10); }
.tag-software{ background: rgba(34,197,94,.10); }
.tag-artifacts{ background: rgba(236,72,153,.10); }

.table{
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  margin-top: 10px;
}
.table td{
  padding: 14px 10px;
  vertical-align: top;
  border-top: 1px solid var(--border);
}
.table tr:first-child td{
  border-top: 1px solid var(--border);
}
.bibtexnumber{
  width: 52px;
  color: var(--muted);
  font-variant-numeric: tabular-nums;
}
.bibtexitem b{
  font-size: 15px;
}
.bibtexitem{
  color: var(--text);
}
.acceptance-rate{
  display: inline-block;
  margin-left: 8px;
  padding: 2px 10px;
  border-radius: 999px;
  font-size: 12px;
  border: 1px solid var(--border);
  color: var(--muted);
  background: rgba(17,24,39,.03);
}
@media (prefers-color-scheme: dark){
  .acceptance-rate{ background: rgba(229,231,235,.06); }
}


pre{
  padding: 14px;
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow-x: auto;
  background: rgba(17,24,39,.03);
  line-height: 1.45;
}
@media (prefers-color-scheme: dark){
  pre{ background: rgba(229,231,235,.06); }
}

footer{
  margin-top: 22px;
  color: var(--muted);
  font-size: 13px;
}

@media (max-width: 760px){
  .hero{ grid-template-columns: 1fr; }
  .hero img{ width: 120px; height: 120px; }
  .main-card{ padding: 18px; }
}