:root{color-scheme:light;--paper:#fbfaf6;--paper-2:#f1f5f0;--ink:#09090b;--muted:#5c5e67;--line:#dedbd0;--blue:#2f54bd;--green:#217047;--gold:#9b681f;--red:#8f3535;--soft-blue:#edf4ff;--soft-green:#ecf7ef;--soft-pink:#fff0f4;--soft-gold:#fbf1df;--mono:"IBM Plex Mono", ui-monospace, Menlo, Consolas, monospace;--sans:"Libre Franklin", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;--serif:"Fraunces", Georgia, "Times New Roman", serif}*{box-sizing:border-box}html{scroll-behavior:smooth;background:var(--paper)}body{background:linear-gradient(180deg, #edf4ffe6, #fbfaf600 280px), var(--paper);min-width:320px;color:var(--ink);font-family:var(--sans);margin:0;line-height:1.55}a{color:inherit}.skip-link{z-index:10;background:var(--ink);color:#fff;border-radius:999px;padding:8px 12px;text-decoration:none;position:absolute;top:-48px;left:12px}.skip-link:focus{top:12px}.site-header{z-index:5;backdrop-filter:blur(16px);background:#fbfaf6e6;border-bottom:1px solid #09090b1a;justify-content:space-between;align-items:center;gap:24px;min-height:78px;padding:16px clamp(20px,5vw,76px);display:flex;position:sticky;top:0}.brand{align-items:center;gap:12px;min-width:max-content;text-decoration:none;display:inline-flex}.brand-dot{background:var(--blue);border-radius:50%;width:10px;height:10px;box-shadow:0 0 0 6px #2f54bd17}.brand-main{letter-spacing:0;white-space:nowrap;font-size:16px;font-weight:700}.brand-sub{color:#858691;white-space:nowrap;font-size:14px}.top-nav,.site-footer nav{flex-wrap:wrap;justify-content:flex-end;align-items:center;gap:10px;display:flex}.top-nav a,.site-footer a,.pill-link{min-height:42px;color:var(--ink);font-family:var(--mono);background:#fff9;border:1px solid #09090b1a;border-radius:999px;justify-content:center;align-items:center;padding:9px 15px;font-size:14px;text-decoration:none;display:inline-flex}.top-nav a:hover,.site-footer a:hover,.pill-link:hover{background:#fff;border-color:#2f54bd59}.top-nav .chat-link{border-color:var(--ink);background:var(--ink);color:#fff;font-weight:700;box-shadow:0 10px 24px #09090b1f}.top-nav .chat-link:hover{border-color:var(--ink);background:var(--ink);color:#fff}.section{width:min(100%,1500px);margin:0 auto;padding:clamp(44px,7vw,96px) clamp(20px,5vw,76px)}.eyebrow{color:#858691;font-family:var(--mono);letter-spacing:.14em;text-transform:uppercase;margin:0 0 18px;font-size:12px}h1,h2,h3{letter-spacing:0;margin:0;line-height:1.08}h1,h2{font-family:var(--serif);font-weight:650}h1{max-width:1060px;font-size:clamp(38px,7vw,92px)}h2{font-size:clamp(30px,4.8vw,56px)}h3{font-size:clamp(20px,2.2vw,27px)}.lead{max-width:850px;color:var(--muted);margin:26px 0 0;font-size:clamp(17px,2vw,23px)}.grid{gap:16px;display:grid}.stat-grid{border-top:1px solid var(--line);border-left:1px solid var(--line);grid-template-columns:repeat(4,minmax(0,1fr));margin-top:46px}.stat{border-right:1px solid var(--line);border-bottom:1px solid var(--line);background:#ffffff7a;min-height:150px;padding:22px}.stat strong{font-family:var(--serif);font-size:clamp(32px,4vw,50px);line-height:1;display:block}.stat span{color:var(--muted);font-family:var(--mono);margin-top:12px;font-size:13px;display:block}.card-grid{border-top:1px solid var(--line);border-left:1px solid var(--line);grid-template-columns:repeat(4,minmax(0,1fr));gap:0}.route-card,.record-card{border-right:1px solid var(--line);border-bottom:1px solid var(--line);background:#ffffff9e;min-height:230px;padding:26px;text-decoration:none}.route-card{flex-direction:column;justify-content:space-between;gap:24px;display:flex}.route-card span,.record-meta,.anchor-chip{color:#858691;font-family:var(--mono);font-size:12px;line-height:1.45}.route-card p,.record-card p{color:var(--muted);margin:14px 0 0}.route-card:hover,.record-card:hover{background:#fff}.route-card.blue{background:var(--soft-blue)}.route-card.green{background:var(--soft-green)}.route-card.gold{background:var(--soft-gold)}.route-card.pink{background:var(--soft-pink)}.record-list{grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;margin-top:22px;display:grid}.record-card{border:1px solid var(--line);min-height:260px}section[id],.record-card[id]{scroll-margin-top:108px}.record-card h3{margin-top:12px;font-size:clamp(19px,2vw,24px)}.supersession-notice{background:#fff9e9;border:1px solid #d7bd7c;border-left:4px solid #9b6b12;border-radius:0 7px 7px 0;margin-top:16px;padding:13px 14px}.supersession-notice span{color:#76510e;font-family:var(--mono);letter-spacing:.08em;text-transform:uppercase;font-size:10px;line-height:1.4;display:block}.supersession-notice strong{color:var(--ink);margin-top:5px;font-size:14px;line-height:1.35;display:block}.record-card .supersession-notice p{color:#4c4026;margin-top:7px;font-size:12px;line-height:1.5}.supersession-notice a{color:#76510e;font-family:var(--mono);margin-top:8px;font-size:11px;line-height:1.45;display:inline-block}.record-actions{flex-wrap:wrap;gap:8px;margin-top:18px;display:flex}.doi-link{min-height:36px;color:var(--blue);font-family:var(--mono);background:#fff;border:1px solid #2f54bd3d;border-radius:8px;align-items:center;padding:7px 10px;font-size:12px;text-decoration:none;display:inline-flex}.soft-band{border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:#ecf7efb8}.site-footer{border-top:1px solid var(--line);color:var(--muted);justify-content:space-between;align-items:center;gap:24px;padding:34px clamp(20px,5vw,76px);display:flex}.site-footer strong,.site-footer span{display:block}@media (width<=980px){.site-header,.site-footer{flex-direction:column;align-items:flex-start}.top-nav,.site-footer nav{justify-content:flex-start}.stat-grid,.card-grid,.record-list{grid-template-columns:repeat(2,minmax(0,1fr))}}@media (width<=640px){.section{padding-inline:18px}h1{font-size:clamp(36px,13vw,58px)}.stat-grid,.card-grid,.record-list{grid-template-columns:1fr}.top-nav a{min-height:38px;padding:8px 11px;font-size:12px}}