@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;600;700&family=Manrope:wght@400;500;600;700;800&display=swap');
:root{--ink:#182a38;--muted:#60707b;--paper:#f5f3ee;--white:#fff;--line:#dcdedb;--accent:#b45731;--tint:#f0ded2;--dark:#182b39;--max:1180px}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:90px}body{margin:0;background:var(--paper);color:var(--ink);font:16px/1.65 'DM Sans',sans-serif}body.hci{--accent:#007f87;--tint:#d9eeed;--paper:#f1f5f4;--dark:#102e38}a{color:inherit;text-decoration:none}a:focus-visible,button:focus-visible{outline:3px solid var(--accent);outline-offset:5px}.skip{position:absolute;left:12px;top:-100px;background:white;padding:12px;z-index:100}.skip:focus{top:12px}.wrap{width:min(var(--max),calc(100% - 64px));margin:auto}header{position:sticky;top:0;z-index:20;background:color-mix(in srgb,var(--paper) 95%,transparent);border-bottom:1px solid var(--line);backdrop-filter:blur(16px)}nav{display:flex;align-items:center;justify-content:space-between;height:76px;gap:24px}.brand{font-family:Manrope,sans-serif;font-weight:800;font-size:19px;letter-spacing:-.7px}.brand i{font-style:normal;color:var(--accent)}.navlinks{display:flex;align-items:center;gap:27px;font-size:13px;font-weight:600}.navlinks a:hover{color:var(--accent)}.navcode{border:1px solid var(--line);padding:7px 15px;border-radius:5px}.hero{padding:66px 0 0}.eyebrow{font-size:11px;letter-spacing:2px;text-transform:uppercase;font-weight:700;display:flex;align-items:center;gap:14px;color:var(--accent)}.status{background:var(--tint);border-radius:30px;padding:5px 12px;letter-spacing:1.2px}h1,h2,h3{font-family:Manrope,sans-serif;line-height:1.12}h1{font-size:clamp(38px,5vw,66px);font-weight:600;letter-spacing:-3px;max-width:1030px;margin:25px 0 23px}h1 em{font-style:normal;color:var(--accent)}.subtitle{max-width:750px;color:var(--muted);font-size:18px;line-height:1.7;margin:0 0 25px}.authors{font-size:13px;color:var(--muted);max-width:900px}.authors span{display:block;margin-top:7px}.actions{display:flex;flex-wrap:wrap;gap:10px;margin:27px 0 35px}.button{display:inline-flex;gap:12px;align-items:center;border:1px solid var(--line);padding:11px 20px;border-radius:5px;font-size:13px;font-weight:700;background:#fff}.button.primary{background:var(--ink);border-color:var(--ink);color:#fff}.button:hover{border-color:var(--accent);transform:translateY(-1px)}.hero-visual{margin:0;background:white;border:1px solid var(--line);padding:25px 27px 0;border-radius:9px;overflow:hidden}.hero-visual img{width:100%;display:block;max-height:430px;object-fit:contain}.hero-visual figcaption{border-top:1px solid var(--line);margin-top:20px;padding:12px 0;display:flex;justify-content:space-between;gap:16px;font-size:11px;color:var(--muted)}.hero-visual figcaption b{color:var(--accent);letter-spacing:1px;text-transform:uppercase}.metrics{display:grid;grid-template-columns:repeat(3,1fr);border-bottom:1px solid var(--line);padding:30px 0;gap:25px}.metric{border-right:1px solid var(--line);padding-left:25px}.metric:first-child{padding-left:0}.metric:last-child{border:0}.metric strong{font:600 37px/1.1 Manrope,sans-serif;letter-spacing:-1.5px}.metric span{display:block;font-size:12px;color:var(--muted);margin-top:8px}.section{padding:85px 0;border-bottom:1px solid var(--line)}.sectionhead{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:start;margin-bottom:35px}.kicker{display:block;text-transform:uppercase;letter-spacing:2px;color:var(--accent);font-size:11px;font-weight:700;margin-bottom:12px}h2{font-size:37px;letter-spacing:-1.5px;font-weight:600;margin:0}h3{font-size:19px;letter-spacing:-.5px;margin:0 0 12px}p{margin:0 0 17px}.sectionhead p{color:var(--muted);margin:24px 0 0;font-size:15px}.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin:28px 0}.step{border:1px solid var(--line);border-radius:6px;background:#fff;padding:25px}.step .num{font-size:11px;color:var(--accent);display:block;margin-bottom:26px;letter-spacing:1px}.step p{color:var(--muted);font-size:13px;margin:0}.figure{margin:24px 0 0;background:#fff;border:1px solid var(--line);border-radius:7px;padding:25px}.figure img{display:block;width:100%;height:auto;max-height:690px;object-fit:contain}.figure figcaption{font-size:12px;color:var(--muted);border-top:1px solid var(--line);padding-top:14px;margin-top:18px}.split{display:grid;grid-template-columns:1fr 1fr;gap:20px}.split .figure{padding:20px}.dark{background:var(--dark);color:#fff}.dark .kicker{color:#9ed7d3}.dark .sectionhead p{color:#bfced4}.dark .figure{background:white}.chartcard{padding:30px;background:#fff;color:var(--ink);border-radius:8px}.charttop{display:flex;justify-content:space-between;align-items:center;gap:20px;margin-bottom:26px}.charttop p{font-size:12px;color:var(--muted);margin:7px 0 0}.tabs{display:flex;gap:5px;flex-wrap:wrap}.tabs button{border:1px solid var(--line);background:var(--paper);color:var(--ink);border-radius:30px;padding:7px 14px;font:600 12px 'DM Sans',sans-serif;cursor:pointer}.tabs button[aria-pressed=true]{background:var(--ink);border-color:var(--ink);color:white}.barrow{display:grid;grid-template-columns:95px 1fr 100px;gap:18px;align-items:center;margin:16px 0;font-size:12px}.track{height:17px;background:#eef0ef;border-radius:3px;overflow:hidden}.bar{height:100%;background:#b8c7cc;border-radius:3px;transition:width .35s}.ours .bar{background:var(--accent)}.ours{font-weight:700}.barrow .value{text-align:right;font-variant-numeric:tabular-nums}.chartnote{font-size:11px;color:var(--muted);margin:25px 0 0;border-top:1px solid var(--line);padding-top:15px}.videogrid{display:grid;grid-template-columns:1fr 1fr;gap:22px}.videoitem{border:1px solid var(--line);border-radius:7px;background:white;overflow:hidden}.videoitem video{width:100%;display:block;aspect-ratio:16/10;background:#111e29;object-fit:contain}.videoitem div{padding:15px 20px;display:flex;justify-content:space-between;font-size:13px}.videoitem span{color:var(--muted);font-size:11px}.codegrid{display:grid;grid-template-columns:1fr 1fr;gap:15px}.codecard{border:1px solid var(--line);padding:23px;border-radius:6px;background:#fff;display:block}.codecard:hover{border-color:var(--accent)}.codecard strong{font:600 15px Manrope,sans-serif}.codecard small{float:right;color:var(--accent)}.codecard p{font-size:13px;color:var(--muted);margin:10px 0 0}.citation{padding:25px;background:#fff;border:1px solid var(--line);border-radius:6px;margin-top:25px}.citation pre{white-space:pre-wrap;overflow-wrap:anywhere;font-size:12px;line-height:1.8;margin:0;color:var(--muted)}footer{padding:35px 0;display:flex;justify-content:space-between;gap:20px;color:var(--muted);font-size:11px}footer a{text-decoration:underline}.resultsgrid{display:grid;grid-template-columns:repeat(3,1fr);gap:15px}.resultbox{background:white;padding:25px;border:1px solid var(--line);border-radius:6px}.resultbox strong{font:600 32px Manrope,sans-serif;color:var(--accent)}.resultbox span{display:block;font-size:12px;color:var(--muted)}.resultbox small{font-size:11px;color:var(--muted)}.table-scroll{overflow-x:auto;background:white;border-radius:6px;border:1px solid var(--line);margin-top:22px}table{width:100%;border-collapse:collapse;font-size:13px;text-align:left;white-space:nowrap}th,td{padding:17px 22px;border-bottom:1px solid var(--line)}th{font-weight:500;font-size:11px;text-transform:uppercase;letter-spacing:.8px;color:var(--muted)}tr:last-child td{border:0}.highlight td{background:var(--tint);font-weight:700}.fine{font-size:12px;color:var(--muted);margin-top:17px}.gallerygrid{display:grid;grid-template-columns:1fr 1.3fr;gap:20px;align-items:center}.gallerygrid .figure{margin:0}.hero.hcihero h1{max-width:1050px}.hcihero .hero-visual img{max-height:345px}@media(max-width:800px){.wrap{width:calc(100% - 36px)}nav{height:65px}.navlinks{gap:15px}.navlinks a:nth-child(3){display:none}.hero{padding-top:39px}h1{letter-spacing:-1.7px;font-size:43px}.subtitle{font-size:16px}.section{padding:55px 0}.sectionhead{grid-template-columns:1fr;gap:0}.sectionhead p{margin-top:20px}h2{font-size:31px}.steps{grid-template-columns:1fr}.step .num{margin-bottom:15px}.split,.videogrid,.gallerygrid{grid-template-columns:1fr}.metrics{gap:12px}.metric{padding-left:12px}.metric strong{font-size:29px}.metric span{font-size:11px}.charttop{display:block}.tabs{margin-top:18px}.chartcard{padding:20px}.barrow{grid-template-columns:70px 1fr 77px;gap:10px;font-size:11px}.hero-visual{padding:13px 13px 0}.hero-visual figcaption{font-size:10px}.resultsgrid{gap:9px}.resultbox{padding:15px}.resultbox strong{font-size:26px}.codegrid{grid-template-columns:1fr}.figure{padding:15px}footer{flex-direction:column}.navlinks{font-size:11px}.eyebrow{font-size:9px;letter-spacing:1px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}
.hero-visual img{height:auto}@media(max-width:480px){.navlinks a:not(.navcode){display:none}.navlinks{gap:0}.hero-visual figcaption{display:block}h1{font-size:36px}.eyebrow{flex-wrap:wrap;gap:8px}.metrics{gap:8px}.metric strong{font-size:25px}.metric span{font-size:10px}.resultsgrid{grid-template-columns:1fr}.resultbox{display:flex;align-items:center;gap:15px}.resultbox small{display:none}}