:root{
  --fg:#1a1a1a;
  --muted:#5b6470;
  --accent:#1e63d6;
  --accent-2:#4f8df9;
  --accent-soft:#e8f0fe;
  --border:#dde3ec;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0;color:var(--fg);
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  line-height:1.6;
  background:
    radial-gradient(1200px 800px at 10% -10%, #dbe7ff 0%, rgba(219,231,255,0) 60%),
    radial-gradient(1100px 700px at 110% 5%, #c9dcff 0%, rgba(201,220,255,0) 55%),
    linear-gradient(180deg,#f3f7ff 0%, #f9fbff 35%, #ffffff 100%);
  background-attachment:fixed;
}
.container{max-width:980px;margin:0 auto;padding:32px 24px;}
.hero{padding:64px 0 28px;text-align:center;}
.hero h1{font-size:40px;margin:0 0 10px;letter-spacing:-0.5px;
  background:linear-gradient(180deg,#0a2a6b 0%,#1e63d6 100%);
  -webkit-background-clip:text;background-clip:text;color:transparent;}
.subtitle{font-size:30px;color:#0f1a33;margin:6px auto 18px;max-width:880px;
  font-weight:700;line-height:1.25;letter-spacing:-0.3px;}
.authors{font-size:17px;margin:6px 0;}
.affil{font-size:14px;color:var(--muted);margin:4px 0 6px;}
.venue{font-size:14px;color:var(--accent);font-weight:600;margin:4px 0 18px;}
.links{display:flex;gap:10px;justify-content:center;flex-wrap:wrap;margin-top:14px;}
.btn{display:inline-flex;align-items:center;gap:6px;
  padding:9px 16px;background:#0f1a33;color:#fff;text-decoration:none;
  border-radius:999px;font-size:14px;font-weight:500;transition:.15s;}
.btn:hover{background:var(--accent);}
.btn img{height:16px;width:16px;filter:invert(1);}
.btn .emoji{font-size:16px;line-height:1;}

h2{font-size:26px;border-bottom:2px solid var(--border);padding-bottom:8px;margin-top:8px;}
h3{font-size:18px;margin:10px 0 6px;}

/* TL;DR */
.tldr{
  background:rgba(255,255,255,0.7);
  backdrop-filter: blur(6px);
  border:1px solid var(--border);
  border-left:4px solid var(--accent);
  border-radius:12px;
  padding:18px 22px;
  display:flex;gap:14px;align-items:flex-start;
  box-shadow:0 6px 24px rgba(30,99,214,0.06);
}
.tldr-tag{
  display:inline-block;flex-shrink:0;
  background:linear-gradient(135deg,#1e63d6,#4f8df9);
  color:#fff;font-size:12px;font-weight:700;letter-spacing:.6px;
  padding:5px 10px;border-radius:6px;margin-top:3px;
}
.tldr p{margin:0;font-size:15.5px;}

/* marquee */
.marquee-section{padding-top:8px;padding-bottom:8px;}
.marquee{
  position:relative;overflow:hidden;
  border:1px solid var(--border);border-radius:14px;
  background:rgba(255,255,255,0.6);
  backdrop-filter: blur(6px);
  padding:14px 0;
  -webkit-mask-image: linear-gradient(90deg, transparent 0, #000 60px, #000 calc(100% - 60px), transparent 100%);
          mask-image: linear-gradient(90deg, transparent 0, #000 60px, #000 calc(100% - 60px), transparent 100%);
}
.marquee-track{
  display:flex;gap:14px;
  width:max-content;
  animation: scroll-x 240s linear infinite;
}
.marquee:hover .marquee-track{animation-play-state:paused;}
@keyframes scroll-x{
  from{transform:translateX(0);}
  to  {transform:translateX(-50%);}
}
.mcard{
  flex:0 0 240px;
  background:#fff;border:1px solid var(--border);border-radius:10px;
  overflow:hidden;display:flex;flex-direction:column;
  box-shadow:0 4px 14px rgba(15,26,51,0.06);
  max-height:300px;
}
.mcard img{width:100%;height:120px;object-fit:contain;background:#000;}
.mcard .body{padding:8px 10px;font-size:11.5px;line-height:1.4;
  overflow:hidden;}
.mcard .id{font-size:10px;color:var(--muted);font-family:ui-monospace,monospace;}
.mcard .label{display:block;font-weight:700;color:var(--accent);font-size:9px;
  text-transform:uppercase;letter-spacing:.5px;margin-top:4px;}
.mcard .body > div{display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;
  overflow:hidden;}

/* figure */
figure{margin:18px 0;text-align:center;}
figure img{max-width:100%;border:1px solid var(--border);border-radius:10px;
  background:#fff;box-shadow:0 6px 22px rgba(15,26,51,0.06);}
figcaption{font-size:14px;color:var(--muted);margin-top:8px;text-align:left;}

/* tables */
table{width:100%;border-collapse:collapse;margin:8px 0;background:rgba(255,255,255,0.7);
  border-radius:8px;overflow:hidden;}
table.wide td,table.wide th{padding:8px 10px;}
th,td{border:1px solid var(--border);padding:6px 10px;text-align:left;font-size:14px;}
th{background:var(--accent-soft);}
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:24px;}
@media (max-width:720px){.two-col{grid-template-columns:1fr;}}

/* bibtex */
pre.bib{
  background:#ffffff;
  color:#1a1a1a;
  border:1px solid var(--border);
  border-radius:10px;
  padding:16px 18px;
  overflow-x:auto;
  font-size:13px;
  box-shadow:0 4px 14px rgba(15,26,51,0.04);
}

footer{text-align:center;color:var(--muted);font-size:13px;border-top:1px solid var(--border);
  margin-top:32px;}