:root{--ink:#10293b;--ink-soft:#496272;--muted:#718593;--teal:#087e82;--teal-dark:#006b70;--surface-teal:#105f65;--surface-teal-deep:#0b4c55;--teal-pale:#e6f4f2;--blue:#625a91;--orange:#b67639;--paper:#fff;--wash:#f4f8f8;--line:#dce8e8;--shadow:0 18px 50px rgba(15,54,67,.10);--font-head:"Space Grotesk",system-ui,sans-serif;--font-body:"DM Sans",system-ui,sans-serif}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:76px}body{margin:0;background:var(--paper);color:var(--ink);font:400 16px/1.65 var(--font-body);-webkit-font-smoothing:antialiased}img,video{display:block;max-width:100%}a{color:var(--teal-dark);text-decoration:none}button{font:inherit}.container{width:min(1160px,calc(100% - 44px));margin:auto}
.nav{position:sticky;top:0;z-index:20;background:rgba(255,255,255,.88);border-bottom:1px solid var(--line);backdrop-filter:blur(18px)}.nav-inner{height:66px;display:flex;align-items:center;justify-content:space-between}.brand{display:flex;align-items:center;gap:10px;font:700 20px var(--font-head);letter-spacing:-.04em;color:var(--ink)}.brand-icon{display:grid;place-items:center;width:31px;height:31px;border-radius:9px;background:var(--teal);color:white;font-size:19px}.nav-links{display:flex;gap:3px}.nav-links a{padding:7px 12px;border-radius:8px;color:var(--ink-soft);font-size:14px;font-weight:600}.nav-links a:hover,.nav-links a:focus-visible{color:var(--teal-dark);background:var(--teal-pale)}.nav-toggle{display:none;background:none;border:0;padding:8px;cursor:pointer}.nav-toggle span{display:block;width:24px;height:2px;margin:5px 0;background:var(--ink)}
.hero{position:relative;overflow:hidden;background:radial-gradient(circle at 50% 2%,#d7efeb 0,transparent 38%),linear-gradient(180deg,#f3faf9 0%,#fff 75%);padding:72px 0 45px}.hero-grid{position:absolute;inset:0 0 auto;height:500px;opacity:.48;background-image:linear-gradient(#d8e9e8 1px,transparent 1px),linear-gradient(90deg,#d8e9e8 1px,transparent 1px);background-size:48px 48px;mask-image:linear-gradient(#000,transparent 90%);pointer-events:none}.hero-inner{position:relative;text-align:center}h1{margin:0 auto;line-height:1.1;letter-spacing:-.055em;font-family:var(--font-head)}.title-name{display:block;font-size:clamp(72px,12vw,132px);color:var(--teal-dark)}.title-rest{display:block;font-size:clamp(28px,4.3vw,54px);color:var(--ink)}.hero-subtitle{max-width:850px;margin:15px auto 0;color:var(--blue);font:600 clamp(18px,2.4vw,25px)/1.35 var(--font-head);letter-spacing:-.025em}.hero-summary{max-width:790px;margin:22px auto 0;color:var(--ink-soft);font-size:18px}.authors{display:flex;justify-content:center;flex-wrap:wrap;column-gap:17px;row-gap:2px;max-width:850px;margin:29px auto 0;font-weight:700}.authors span{white-space:nowrap}.authors sup,.affiliations sup{font-size:.65em;color:var(--teal)}.affiliations{color:var(--ink-soft);font-size:14px;margin:10px auto 0;line-height:1.7}.affiliations small{color:var(--muted)}.hero-actions{display:flex;justify-content:center;flex-wrap:wrap;gap:12px;margin-top:27px}.button{display:inline-flex;align-items:center;gap:17px;padding:12px 20px;border-radius:11px;font-weight:700;transition:transform .2s,box-shadow .2s}.button:hover{transform:translateY(-2px)}.button-primary{background:var(--teal-dark);color:#fff;box-shadow:0 10px 24px rgba(0,107,112,.2)}.button-primary:hover{color:#fff;box-shadow:0 14px 30px rgba(0,107,112,.28)}.button-light{border:1px solid #b6d9d8;background:#fff;color:var(--teal-dark)}.hero-figure{position:relative;max-width:1060px;margin:55px auto 0}.figure-card{padding:16px;background:#fff;border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow)}.figure-card img{width:100%;height:auto;border-radius:9px}.figure-card figcaption{padding:14px 6px 2px;color:var(--muted);font-size:13px;text-align:center;line-height:1.5}
.stats-band{background:linear-gradient(180deg,#fff 0%,#f5f1fc 100%);padding:44px 0 48px;border-top:1px solid #eee9f5;border-bottom:1px solid #eee9f5}
.stats-grid{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:16px}
.stat{min-width:0;min-height:126px;padding:22px 12px;text-align:center;background:#fff;border:1px solid #ebe5f4;border-radius:13px;box-shadow:0 8px 24px rgba(67,40,136,.07)}
.stat-num{font:700 clamp(30px,3vw,40px)/1 var(--font-head);letter-spacing:-.04em;background:linear-gradient(115deg,#7043c8,#df258e);background-clip:text;-webkit-background-clip:text;color:transparent;white-space:nowrap}
.stat-num-long{font-size:clamp(24px,2.3vw,32px)}
.stat-arrow{-webkit-text-fill-color:var(--orange)}
.stat-label{margin-top:10px;color:#625d76;font-size:13px;line-height:1.4}
@media(max-width:900px){.stats-grid{grid-template-columns:repeat(3,minmax(0,1fr))}}
@media(max-width:600px){.stats-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.stat{min-height:118px;padding:19px 9px}.stat-num{font-size:32px}.stat-num-long{font-size:23px}.stat-label{font-size:12px}}
@media(max-width:380px){.stats-grid{grid-template-columns:1fr}}
.section{padding:86px 0}.section-tinted{background:var(--wash);border-block:1px solid var(--line)}.section-heading{margin-bottom:31px}.section-index{display:block;color:var(--teal);font-size:12px;font-weight:700;letter-spacing:.16em}.section-heading h2{font:700 clamp(31px,4vw,46px)/1.14 var(--font-head);letter-spacing:-.045em;margin:12px 0 9px}.section-heading p{max-width:710px;color:var(--ink-soft);font-size:17px;margin:0}.section p{color:var(--ink-soft)}.abstract-callout{border-left:4px solid var(--orange);padding:16px 22px;background:#f7faf9;border-radius:0 12px 12px 0;margin-top:29px;color:var(--ink-soft);font-size:18px}.abstract-callout strong{color:var(--ink)}.video-shell{max-width:1000px;margin:auto;background:linear-gradient(145deg,var(--surface-teal),var(--surface-teal-deep));padding:9px;border-radius:17px;box-shadow:var(--shadow)}.video-shell video{width:100%;aspect-ratio:16/9;object-fit:contain;background:#071720;border-radius:10px}
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:15px}.step{--step-light:#fff;--step-deep:#f2faf8;border:1px solid var(--line);border-radius:15px;padding:22px;background:linear-gradient(150deg,var(--step-light),var(--step-deep));box-shadow:0 5px 18px rgba(15,54,67,.045)}.step:nth-child(2){--step-light:#f7fbfa;--step-deep:#e7f5f1}.step:nth-child(3){--step-light:#eaf7f3;--step-deep:#d8eee8}.step:nth-child(4){--step-light:#dff2ed;--step-deep:#c6e6de}.step-num{font:700 13px var(--font-head);color:#805020}.step h3{font:700 19px/1.25 var(--font-head);letter-spacing:-.025em;margin:13px 0 8px}.step p{font-size:14px;margin:0;line-height:1.6}.method-figure{margin:29px 0 0}.method-overview-figure{margin:0 0 29px}.figure-card .method-iteration-label{padding:4px 6px 16px;color:var(--ink);font:700 clamp(18px,2.4vw,24px)/1.3 var(--font-head);letter-spacing:-.025em;text-align:left}.task-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:11px}.task{display:flex;align-items:center;gap:15px;min-height:59px;padding:12px 19px;background:#fff;border:1px solid var(--line);border-radius:11px;font-weight:600}.task span{color:var(--teal);font:700 12px var(--font-head)}
.result-layout{display:grid;grid-template-columns:.88fr 1.25fr;align-items:stretch;gap:22px}.result-panel{background:linear-gradient(145deg,var(--surface-teal),var(--surface-teal-deep));color:#fff;border-radius:17px;padding:30px;display:flex;flex-direction:column}.result-label{text-transform:uppercase;letter-spacing:.1em;font-size:12px;color:#b8d5d8;font-weight:700}.result-main{font:700 clamp(31px,4vw,48px)/1.15 var(--font-head);letter-spacing:-.05em;color:#a4e9dd;margin:16px 0}.result-main span{color:#ffd492}.result-panel p{color:#c5d8dc;margin:0;font-size:15px}.result-rule{border-top:1px solid rgba(255,255,255,.2);margin:auto 0 22px;padding-top:22px}.result-split{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}.result-split strong{display:block;font:700 23px var(--font-head);color:#fff}.result-split span{display:block;color:#c0dcdd;font-size:11px;line-height:1.4}.result-figure{margin:0}.result-figure img{height:100%;object-fit:contain}.result-note{font-size:14px;margin:20px 0 0}#bibtex .citation,#bibtex .citation-note{max-width:960px;margin-inline:auto}
#bibtex .citation pre{white-space:pre-wrap;overflow-wrap:anywhere}
.citation{position:relative}.citation pre{margin:0;overflow:auto;border-radius:15px;background:linear-gradient(145deg,var(--surface-teal),var(--surface-teal-deep));color:#e8f6f3;padding:27px 22px;font:13px/1.6 ui-monospace,SFMono-Regular,Menlo,monospace}.citation button{position:absolute;top:12px;right:12px;background:#e6f4f2;border:0;border-radius:7px;padding:5px 12px;color:var(--teal-dark);font-size:13px;font-weight:700;cursor:pointer}.citation-note{font-size:13px!important;color:var(--muted)!important}.footer{text-align:center;padding:43px 0;background:linear-gradient(145deg,var(--surface-teal),var(--surface-teal-deep));color:#c4d5d8}.footer strong{font:700 24px var(--font-head);color:#fff}.footer p{margin:5px 0 11px;font-size:13px}.footer a{color:#9ae0d8;font-size:13px;font-weight:700}
@media(max-width:900px){.steps{grid-template-columns:repeat(2,1fr)}.result-layout{grid-template-columns:1fr}.result-rule{margin:28px 0 22px;padding:0}.result-figure img{height:auto}}@media(max-width:700px){.nav-toggle{display:block}.nav-links{display:none;position:absolute;top:66px;left:0;right:0;flex-direction:column;background:#fff;padding:9px 22px 18px;border-bottom:1px solid var(--line);box-shadow:var(--shadow)}.nav-links.open{display:flex}.nav-links a{padding:11px}.hero{padding-top:54px}.section{padding:64px 0}.task-grid{grid-template-columns:1fr}.hero-figure{margin-top:40px}}@media(max-width:470px){.container{width:min(100% - 30px,1160px)}.hero-summary{font-size:16px}.authors{font-size:14px}.affiliations{font-size:12px}.steps{grid-template-columns:1fr}.result-split{grid-template-columns:1fr 1fr}.result-panel{padding:24px}.figure-card{padding:8px}.figure-card figcaption{padding:9px 5px 3px}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.button{transition:none}}

/* Abstract heading follows the reference page's numbered treatment */
.section-heading h2.numbered-title{display:flex;align-items:center;gap:15px;margin:0 0 9px}
.numbered-title .section-index{flex:none;display:inline-flex;align-items:center;justify-content:center;background:#e9e3fb;color:#6843cb;padding:5px 10px;border-radius:8px;font:700 15px var(--font-head);letter-spacing:0}
#abstract p{max-width:960px;margin-inline:auto;font-size:17px;line-height:1.8}
#abstract p strong{color:var(--ink)}

/* Eight task videos in two rows on desktop */
.task-showcase{margin:64px auto 0}
.task-showcase-head{display:flex;align-items:end;justify-content:space-between;gap:20px;margin-bottom:20px}
.task-showcase-head h3{font:700 clamp(25px,3vw,34px)/1.2 var(--font-head);letter-spacing:-.035em;margin:5px 0 0}
.task-showcase-head p{margin:0;color:var(--ink-soft);font-size:14px}
.task-video-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}
.task-video-card{min-width:0;overflow:hidden;background:#fff;border:1px solid var(--line);border-radius:15px;box-shadow:0 8px 24px rgba(15,54,67,.07)}
.task-video{width:100%;aspect-ratio:4/3;object-fit:cover;background:#071720}
.task-video-caption{padding:13px 15px 17px}
.task-video-caption span{color:var(--teal);font:700 12px var(--font-head);letter-spacing:.12em}
.task-video-caption h4{margin:5px 0 0;font:700 16px/1.35 var(--font-head);letter-spacing:-.025em}
@media(max-width:900px){.task-video-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:700px){.task-showcase{margin-top:47px}.task-showcase-head{display:block}.task-showcase-head p{margin-top:5px}}
@media(max-width:520px){.task-video-grid{grid-template-columns:1fr}}