:root{
  --fg:#13151a; --muted:#5b6270; --bg:#fff; --soft:#f6f8fb; --line:#e7ebf1;
  --accent:#2456d6; --accent-2:#7c3aed;
  --warn-bg:#fff5f5; --warn-bd:#e0a3a3; --warn-fg:#7a1f1f;
  --maxw:900px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;color:var(--fg);background:var(--bg);
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Inter,Roboto,Helvetica,Arial,sans-serif;
  line-height:1.7;font-size:17px;-webkit-font-smoothing:antialiased;
}
a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline}

.warning{
  background:var(--warn-bg);border-bottom:1px solid var(--warn-bd);
  color:var(--warn-fg);padding:.8rem 1rem;text-align:center;font-size:.92rem;
}

.hero{max-width:var(--maxw);margin:0 auto;padding:3.2rem 1.2rem 1.2rem;text-align:center}
.hero h1{
  font-size:2.35rem;line-height:1.18;margin:0 0 1.2rem;font-weight:800;letter-spacing:-.02em;
  background:linear-gradient(90deg,var(--accent),var(--accent-2));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.authors{font-size:1.1rem;margin:.4rem 0}
.authors a{color:var(--fg);font-weight:600}
.authors a:hover{color:var(--accent);text-decoration:none}
.affil{color:var(--muted);font-size:.95rem;margin:.25rem 0}
.venue{margin:.9rem 0 1.2rem}
.venue strong{
  display:inline-block;background:var(--soft);border:1px solid var(--line);
  border-radius:999px;padding:.28rem .95rem;font-size:.88rem;letter-spacing:.05em;
}
.links{display:flex;flex-wrap:wrap;gap:.6rem;justify-content:center;margin-top:.5rem}
.links a{
  background:var(--fg);color:#fff;border-radius:999px;padding:.55rem 1.15rem;
  font-size:.92rem;font-weight:500;display:inline-flex;align-items:center;gap:.4rem;
  transition:transform .12s ease,box-shadow .12s ease;
}
.links a:hover{text-decoration:none;transform:translateY(-2px);box-shadow:0 6px 18px rgba(0,0,0,.15)}
.links a i{font-size:.95em}
.hf-ico{height:1em;vertical-align:-.18em;margin-right:.18rem}

main{max-width:var(--maxw);margin:0 auto;padding:1rem 1.2rem 3rem}
section{margin:2.9rem 0}
section h2{font-size:1.45rem;font-weight:700;margin:0 0 1rem;padding-bottom:.4rem;border-bottom:2px solid var(--line)}
p{margin:.6rem 0}

figure,.teaser{margin:0}
.teaser img,.diagram{width:100%;border-radius:12px;border:1px solid var(--line);box-shadow:0 4px 22px rgba(20,30,60,.06)}
.caption{color:var(--muted);font-size:.9rem;margin-top:.6rem;text-align:center}

.cards{display:grid;grid-template-columns:1fr 1fr;gap:1rem}
.card{background:var(--soft);border:1px solid var(--line);border-radius:12px;padding:1.1rem 1.2rem}
.card h3{margin:0 0 .35rem;font-size:1.02rem}
.card p{margin:0;color:var(--muted);font-size:.94rem}

pre{background:#0f1117;color:#e6e6e6;border-radius:10px;padding:1.1rem;overflow:auto;font-size:.86rem}
pre code{font-family:ui-monospace,SFMono-Regular,Menlo,monospace}
:not(pre)>code{background:var(--soft);border:1px solid var(--line);border-radius:5px;padding:.05rem .35rem;font-size:.88rem}

.ack p{color:var(--muted);font-size:.92rem}
footer{border-top:1px solid var(--line);text-align:center;color:var(--muted);font-size:.85rem;padding:1.6rem}

.gallery{display:grid;gap:1.4rem}
.gpair{display:grid;grid-template-columns:1fr 1fr;gap:.6rem}
.gpair img{width:100%;border-radius:10px;border:1px solid var(--line)}
.gpair span{display:block;text-align:center;color:var(--muted);font-size:.82rem;margin-top:.3rem}
.gcard figcaption{color:var(--muted);font-size:.88rem;margin-top:.5rem;text-align:center}

@media (max-width:640px){
  .hero{padding-top:2.2rem}
  .hero h1{font-size:1.7rem}
  body{font-size:16px}
  .cards{grid-template-columns:1fr}
}