:root {
  --ink: #172033;
  --muted: #5f6b7a;
  --line: #e7eaf0;
  --paper: #ffffff;
  --accent: #7a1020;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif; color: var(--ink); background: radial-gradient(circle at top left, #fff4f6 0, transparent 32rem), var(--paper); line-height: 1.65; }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
.container { width: min(1120px, calc(100% - 36px)); margin: 0 auto; }
.nav { position: sticky; top: 0; z-index: 10; backdrop-filter: blur(18px); background: rgba(255,255,255,.86); border-bottom: 1px solid var(--line); }
.nav-inner { display: flex; justify-content: space-between; align-items: center; min-height: 58px; gap: 18px; }
.brand { font-weight: 800; letter-spacing: .02em; color: var(--ink); }
.nav-links { display: flex; gap: 18px; flex-wrap: wrap; font-size: 14px; }
.hero { padding: 58px 0 36px; text-align: center; }
.eyebrow { color: var(--accent); font-weight: 800; letter-spacing: .14em; text-transform: uppercase; font-size: 13px; }
h1 { margin: 10px auto 12px; font-family: Georgia, 'Times New Roman', serif; font-weight: 500; font-size: clamp(42px, 6vw, 72px); line-height: 1.05; max-width: 1040px; }
.authors, .affiliations { color: var(--muted); }
.authors { font-size: 19px; }
.affiliations { margin-top: 8px; font-size: 15px; }
.actions { margin-top: 26px; display: flex; justify-content: center; gap: 12px; flex-wrap: wrap; }
.button { display: inline-flex; align-items: center; justify-content: center; padding: 10px 18px; border-radius: 999px; border: 1px solid var(--line); background: white; color: var(--ink); font-weight: 800; box-shadow: 0 10px 28px rgba(23,32,51,.08); }
.button.primary { background: var(--accent); border-color: var(--accent); color: white; }
.teaser-card { margin: 18px auto 0; padding: 14px; border: 1px solid var(--line); border-radius: 28px; background: rgba(255,255,255,.82); box-shadow: 0 28px 80px rgba(23,32,51,.10); }
.teaser-card img { display: block; width: 100%; border-radius: 18px; }
section { padding: 44px 0; }
.section-title { font-size: 28px; margin: 0 0 18px; font-weight: 900; letter-spacing: -.02em; }
.lead { font-size: 18px; color: #334155; }
.grid { display: grid; gap: 18px; }
.grid.two { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid.three { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.card { border: 1px solid var(--line); border-radius: 22px; background: rgba(255,255,255,.86); padding: 18px; box-shadow: 0 16px 42px rgba(23,32,51,.07); }
.card h3 { margin: 0 0 8px; font-size: 18px; }
.figure { padding: 10px; }
.figure img, .video-card video { width: 100%; display: block; border-radius: 16px; background: #fff; }
.caption { margin-top: 10px; color: var(--muted); font-size: 14px; }
pre { overflow-x: auto; margin: 0; padding: 18px; border-radius: 16px; background: #111827; color: #e5e7eb; font-size: 13px; line-height: 1.5; }
footer { padding: 34px 0 56px; color: var(--muted); text-align: center; }
@media (max-width: 820px) { .nav-inner { align-items: flex-start; flex-direction: column; padding: 12px 0; } .grid.two, .grid.three { grid-template-columns: 1fr; } .hero { padding-top: 34px; } }