*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:80px}body{margin:0;color:#28333e;background:#fff;font-family:Arial,Helvetica,sans-serif;line-height:1.65}a{color:#247ca9;text-decoration:none}a:hover{color:#125372}a:focus-visible,button:focus-visible{outline:3px solid #efb94e;outline-offset:5px}.wrap{max-width:1120px;margin:auto;padding-left:28px;padding-right:28px}.topbar{border-bottom:1px solid #edf0f2}.nav{display:flex;align-items:center;justify-content:space-between;min-height:64px;font-size:14px}.lab{font-weight:800;color:#344958;letter-spacing:1px}.navlinks{display:flex;gap:26px}.navlinks a{color:#5d6a73}.hero{text-align:center;padding-top:58px}.logo{max-width:70%;height:auto;width:290px}h1{font-size:clamp(28px,3.5vw,43px);line-height:1.23;letter-spacing:-1.2px;margin:23px auto 28px;font-weight:750}.brand{color:#337eac}.authors{max-width:960px;margin:auto;font-size:18px;line-height:2}.authors span{display:inline-block;margin:0 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#e0e7ec;border-radius:9px;background:#f6f8fa;padding:23px;overflow-x:auto;font-size:12px;line-height:1.8}code{font-family:Consolas,monospace}#copy-status{font-size:12px;color:#4e7c70;min-height:20px;display:block}footer{text-align:center;background:#f6f8fa;padding:35px 0;font-size:12px;color:#80909b}footer strong{font-size:18px;color:#526975}footer p{margin:5px 0 12px}@media(max-width:640px){.wrap{padding-left:20px;padding-right:20px}.navlinks{gap:13px;font-size:12px}.navlinks a:first-child{display:none}.hero{padding-top:35px}.logo{width:230px}h1{letter-spacing:-.6px}.desktop{display:none}.authors{font-size:15px}.authors span{margin:0 4px}.affiliations{font-size:11px}.resources{gap:8px}.pill{font-size:12px;padding:8px 14px;gap:7px}.tagline{font-size:16px}.stats{grid-template-columns:repeat(3,1fr);row-gap:25px}.stats div:nth-child(3){border:0}.stats strong{font-size:26px}.stats span{font-size:11px}.reading{padding:38px 22px}.abstract{text-align:left;font-size:15px;line-height:1.85}h2{font-size:25px}.section{padding-top:42px;padding-bottom:42px}.stages{grid-template-columns:1fr;gap:23px}.families span{padding:8px 18px}.release{flex-direction:column;align-items:flex-start}.citation-heading{gap:12px}pre{padding:16px;font-size:11px}.section-intro{font-size:14px}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
/* Shared research navigation, following MULTI-Benchmark. */
.topbar{border-bottom:0;background:#fff;position:relative;z-index:10}
.research-nav{display:flex;min-height:52px;font-size:16px;line-height:1.5;color:#4a4a4a}
.nav-brand,.nav-huggingface{display:flex;align-items:stretch;flex-shrink:0}
.research-nav a{display:flex;align-items:center;gap:5px;color:#4a4a4a;padding:8px 12px;white-space:nowrap}
.research-nav a:hover,.research-dropdown summary:hover{background:#fafafa;color:#3273dc}
.github-icon{width:16px;height:16px;flex-shrink:0}
.research-navigation{display:flex;align-items:stretch;flex-grow:1}
.research-center{display:flex;justify-content:center;flex-grow:1}
.research-dropdown{position:relative}
.research-dropdown summary{display:flex;align-items:center;gap:20px;min-height:52px;padding:8px 18px;cursor:pointer;list-style:none}
.research-dropdown summary::-webkit-details-marker{display:none}
.chevron{width:9px;height:9px;border:solid #3273dc;border-width:0 3px 3px 0;transform:rotate(45deg);margin-top:-5px}
.research-options{position:absolute;top:100%;left:0;min-width:210px;background:#fff;border-top:2px solid #dbdbdb;border-radius:0 0 6px 6px;padding:8px 0;box-shadow:0 8px 8px #0a0a0a1a}
.research-options a{font-size:14px;padding:7px 16px}
.nav-toggle{display:none}
.research-dropdown summary:focus-visible{outline:3px solid #efb94e;outline-offset:-3px}
@media(min-width:1024px){.research-dropdown:not([open]):hover .research-options{display:block}.research-dropdown:not([open])>.research-options{display:none}.research-dropdown:not([open]):hover>.research-options{display:block}}
@media(max-width:1023px){.research-nav{display:block}.nav-brand{min-height:52px}.nav-toggle{display:flex;margin-left:auto;width:52px;border:0;border-radius:0;background:transparent;flex-direction:column;align-items:center;justify-content:center;gap:4px;padding:0}.nav-toggle span{width:16px;height:1px;background:#4a4a4a}.research-navigation{display:none;padding:8px 0;box-shadow:0 8px 16px #0a0a0a1a}.research-navigation.is-open{display:block}.research-center{display:block}.research-dropdown summary{justify-content:space-between;padding:8px 24px;min-height:44px}.research-options{position:static;box-shadow:none;border:0;padding-left:12px}.nav-huggingface{display:block}.nav-huggingface a{padding:9px 24px}}

/* MULTI publication title, authors, affiliations, and resource buttons. */
body{font-family:'Noto Sans',Arial,sans-serif}
.hero{padding-top:48px}
.publication-title{font-family:'Google Sans',Arial,sans-serif;max-width:960px;font-size:48px;line-height:1.125;font-weight:600;color:#363636;letter-spacing:normal;margin:24px auto}
.publication-title b{font-weight:700}
.publication-authors{font-family:'Google Sans',Arial,sans-serif;font-size:20px;color:#4a4a4a;line-height:1.5}
.publication-authors a{color:#209cee}
.publication-authors a:hover{text-decoration:underline}
.authors{max-width:960px}
.authors .author-block{display:inline-block;margin:0 2px}
.publication-authors sup{color:inherit;font-size:.75em}
.affiliations{margin-top:18px}
.affiliations .author-block{display:block}
.resources .pill{background:#363636;border-color:#363636;color:#fff;font-size:16px;font-weight:400;padding:7px 20px;min-height:40px}
.resources a.pill:hover{background:#292929}
.resources .pending{background:#505050;border-color:#505050}
.resources{margin-top:22px}
@media(max-width:640px){.publication-title{font-size:32px;line-height:1.15}.publication-authors{font-size:17px}.affiliations{font-size:16px}.hero{padding-top:32px}.author-break{display:none}.resources .pill{font-size:14px;padding:7px 16px}}

/* Interactive instruction and task galleries. */
.interactive-section{background:linear-gradient(180deg,#f4f8fc,#edf5f8)}
.explorer{border-radius:20px;overflow:hidden;box-shadow:0 16px 50px #25435b12;border:1px solid #dae7ef}
.explorer-tabs{display:flex;flex-wrap:wrap;gap:6px;padding:16px;background:#fff;border-bottom:1px solid #e4edf2}
.explorer-tabs button{border:0;border-radius:8px;padding:10px 16px;font-size:14px;color:#526877;transition:background .2s,color .2s,box-shadow .2s}
.explorer-tabs button[aria-selected=true]{background:#246b93;color:#fff;box-shadow:0 4px 14px #247ca930}
.style-panel{display:grid;grid-template-columns:34% 66%;background:#102333;color:#eaf7ff;min-height:335px}
.lamp-scene{position:relative;overflow:hidden;display:flex;align-items:center;justify-content:center;background:radial-gradient(ellipse at 50% 60%,#20618166,transparent 70%);min-height:320px}
.scene-grid{position:absolute;inset:0;background-image:linear-gradient(#8ac5e110 1px,transparent 1px),linear-gradient(90deg,#8ac5e110 1px,transparent 1px);background-size:28px 28px;mask-image:linear-gradient(transparent,#000)}
.scene-lamp{position:relative;width:150px;filter:drop-shadow(0 0 17px #88dbff35);z-index:1}
.light-cone{position:absolute;width:210px;height:180px;top:42%;background:linear-gradient(#ffeab33d,transparent);clip-path:polygon(26% 0,74% 0,100% 100%,0 100%);filter:blur(8px);animation:light-breathe 4s ease-in-out infinite}
.scene-label{position:absolute;bottom:25px;font-size:10px;letter-spacing:3px;color:#8db3cb}
.instruction-copy{position:relative;padding:45px 40px;display:flex;flex-direction:column;justify-content:center;border-left:1px solid #ffffff12}
.demo-kicker{font-size:12px;letter-spacing:1px;color:#8dd8ed}.instruction-copy blockquote,.task-request blockquote{margin:20px 0 24px;font-size:clamp(21px,2.3vw,29px);line-height:1.5;font-weight:500}
.intent-chip{display:flex;gap:12px;flex-wrap:wrap;align-self:flex-start;font-size:11px;color:#91b4c9;border:1px solid #82c4e12b;border-radius:30px;padding:8px 14px;background:#67b5d60a}.intent-chip strong{color:#b9f5e9;font-weight:500}
.demo-note{font-size:12px;color:#8faebf;margin:15px 0 0}.variant-count{position:absolute;right:22px;bottom:16px;font-size:11px;letter-spacing:2px;color:#63869c}.is-implicit .light-cone{opacity:.55}.is-implicit .intent-chip strong{color:#f5d99b}
.task-panel{display:grid;grid-template-columns:1fr 1fr;background:#fff}.task-request{padding:34px;background:linear-gradient(135deg,#edf7fc,#f6fafc)}.task-request .demo-kicker{color:#287c9b;display:block}.example-label{display:block;margin-top:28px;color:#8294a0;font-size:10px;letter-spacing:2px}.task-request blockquote{font-size:24px;margin-top:12px;min-height:140px}.task-check{display:flex;align-items:center;gap:12px;font-size:13px;color:#387d76;border-top:1px solid #d5e7e9;padding-top:18px}.task-check>span{display:grid;place-items:center;flex-shrink:0;width:27px;height:27px;border-radius:50%;background:#daeeea}.task-check p{margin:0}.task-detail{padding:32px}.task-detail h3{font-size:13px;margin:0 0 18px;color:#506b7b}.task-flow{list-style:none;counter-reset:stage;margin:0 0 27px;padding:0}.task-flow li{counter-increment:stage;position:relative;padding:0 0 22px 40px;font-size:14px;color:#577483}.task-flow li:before{content:counter(stage);position:absolute;left:0;top:0;background:#ecf6fa;border:1px solid #cde7ee;border-radius:50%;width:24px;height:24px;display:grid;place-items:center;font-size:10px;color:#3282a1}.task-flow li:not(:last-child):after{content:'';position:absolute;left:12px;top:25px;height:18px;border-left:1px dashed #96c8d7}.subtype-list{display:flex;flex-wrap:wrap;gap:7px}.subtype-list span{font-size:11px;border:1px solid #e0e9ef;background:#fafcfd;border-radius:6px;padding:5px 9px;color:#567383;transition:transform .2s,border-color .2s}.subtype-list span:hover{transform:translateY(-3px);border-color:#6aafc6}
@keyframes light-breathe{0%,100%{opacity:.6}50%{opacity:1}}
@media(max-width:640px){.explorer-tabs{padding:12px;gap:4px}.explorer-tabs button{padding:9px 11px;font-size:12px}.style-panel,.task-panel{grid-template-columns:1fr}.lamp-scene{min-height:180px}.scene-lamp{width:100px}.scene-label{bottom:10px}.light-cone{width:145px;height:90px}.instruction-copy{padding:27px 24px 38px;border-left:0;border-top:1px solid #ffffff12;min-height:280px}.task-request,.task-detail{padding:25px}.task-request blockquote{min-height:0;font-size:22px}}
@media(prefers-reduced-motion:reduce){.light-cone{animation:none}.explorer-tabs button,.subtype-list span{transition:none}}

/* All styles alongside the paper's interactive ablation results. */
.style-wide{max-width:1440px;margin:auto;padding-left:28px;padding-right:28px}.style-comparison{display:grid;grid-template-columns:minmax(0,0.85fr) minmax(0,1.3fr);gap:28px;align-items:start}.style-list{display:grid;gap:8px}.style-row{display:block;text-align:left;background:#fff;border:1px solid #dce8ef;border-radius:11px;padding:14px 17px;color:#334e60;transition:border-color .2s,box-shadow .2s}.style-row[aria-pressed=true]{border-color:#3983aa;box-shadow:0 0 0 2px #3983aa18,0 8px 22px #2b648715;background:#f9fdff}.style-row-title{display:flex;align-items:baseline;justify-content:space-between;gap:12px;font-weight:700;font-size:13px}.style-row-title small{font-size:10px;color:#7a919f;font-weight:400;text-align:right}.style-row-example{display:block;margin-top:6px;font-size:13px;line-height:1.6;color:#536d7d}.chart-card{position:sticky;top:22px;background:#fff;border:1px solid #dbe8ef;border-radius:18px;padding:25px;box-shadow:0 14px 40px #2454710c;min-width:0}.chart-heading{display:flex;justify-content:space-between;gap:14px;align-items:start}.chart-heading .eyebrow{font-size:9px;letter-spacing:1.2px}.chart-heading h3{font-size:20px;margin:8px 0 16px;line-height:1.4}.chart-mode{font-size:10px;color:#6b8494;display:grid;gap:5px;flex-shrink:0}.chart-mode select{font:inherit;font-size:12px;padding:7px;border:1px solid #d4e1e9;background:#f7fafc;border-radius:7px;color:#344f62}.chart-legend{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:18px}.chart-legend button{display:flex;align-items:center;gap:7px;font-size:11px;padding:6px 9px;border-radius:20px}.chart-legend button span{width:17px;height:3px;background:var(--series-color)}.chart-legend button[aria-pressed=false]{opacity:.45;text-decoration:line-through}.chart-scroll{overflow-x:auto}#style-chart{display:block;width:100%;min-width:460px;overflow:visible}.chart-point{cursor:pointer;transition:r .15s}.chart-point:hover,.chart-point:focus{r:8;outline:none;stroke-width:4}.chart-readout{display:flex;flex-wrap:wrap;gap:14px;align-items:center;background:#f4f8fb;border:1px solid #e1ebf1;border-radius:9px;padding:12px;font-size:12px;min-height:48px}.chart-readout strong{color:#345268}.chart-note,.chart-table p{font-size:11px;color:#718998;line-height:1.75}.chart-table{font-size:12px;margin-top:18px}.chart-table summary{cursor:pointer;color:#367ca1}.source-table-scroll{overflow:auto}.chart-table table{border-collapse:collapse;width:100%;font-size:11px;margin-top:12px}.chart-table caption{text-align:left;margin-bottom:10px;color:#718998}.chart-table th,.chart-table td{text-align:left;padding:7px;border-bottom:1px solid #e4edf3}.example-selector{display:flex;gap:8px;margin:13px 0}.example-selector button{border-radius:8px;background:#fff;padding:7px 12px}.example-selector button[aria-pressed=true]{background:#287b9d;color:#fff;border-color:#287b9d}.example-subtype{display:block;font-size:12px;color:#3884a0}.task-request blockquote{min-height:175px}
@media(max-width:1000px){.style-comparison{grid-template-columns:1fr}.chart-card{position:static}.style-list{grid-template-columns:1fr 1fr}.chart-scroll #style-chart{max-width:800px;margin:auto}}
@media(max-width:640px){.style-wide{padding-left:20px;padding-right:20px}.style-list{grid-template-columns:1fr}.chart-card{padding:17px}.chart-heading{flex-direction:column}.chart-mode{margin-bottom:14px}.chart-readout{gap:10px}.style-row-title small{max-width:55%}.task-request blockquote{min-height:0}}
@media(prefers-reduced-motion:reduce){.style-row,.chart-point{transition:none}}
/* Synchronized, staggered task poster wall. */
.task-wall-section{padding-bottom:42px;background:radial-gradient(ellipse at top,#eef5fa,#f8fafc 70%);overflow:hidden}.wall-heading{padding-bottom:18px}.wall-controls{display:flex;gap:14px;align-items:end;flex-wrap:wrap;justify-content:center}.wall-controls label{display:grid;gap:7px;font-size:11px;letter-spacing:.4px;color:#647f90}.wall-controls select{font:inherit;font-size:13px;min-width:150px;max-width:100%;border:1px solid #cfdee8;border-radius:9px;padding:11px 32px 11px 12px;background:#fff;color:#36576d}.wall-controls label:nth-child(3){min-width:260px}.wall-controls button{height:42px;background:#203b50;color:#fff;border-color:#203b50}.wall-status{display:flex;justify-content:space-between;gap:16px;font-size:11px;color:#708896;margin-top:20px;align-items:center}.wall-status p{margin:0}.task-wall{display:grid;gap:16px;padding:15px 0 22px;overflow:hidden;touch-action:pan-y;mask-image:linear-gradient(90deg,transparent,#000 3%,#000 97%,transparent)}.wall-lane{overflow:hidden;padding:4px 0}.wall-track{display:flex;width:max-content;will-change:transform}.wall-group{display:flex;gap:16px;padding-right:16px;flex-shrink:0}.task-poster{width:320px;height:240px;padding:20px;border-radius:12px;flex-shrink:0;background:#fff;text-align:left;color:#284b60;display:flex;flex-direction:column;border:1px solid #d2e3ed;box-shadow:0 5px 15px #224b6710;position:relative;overflow:hidden;transition:box-shadow .2s,border-color .2s}.task-poster:before{content:'';position:absolute;right:-32px;top:-40px;width:135px;height:135px;border-radius:50%;background:var(--poster-glow)}.task-poster:hover{background:#fff;box-shadow:0 10px 25px #224b6725;border-color:var(--poster-color)}.task-poster:focus-visible{outline-offset:-4px}.domain-home{--poster-color:#27899f;--poster-glow:#ddf3f2}.domain-car{--poster-color:#b57c37;--poster-glow:#fff0d9}.domain-phone{--poster-color:#8262bd;--poster-glow:#eee7fb}.poster-top{display:flex;justify-content:space-between;font-size:11px;font-weight:700;color:var(--poster-color);position:relative}.poster-family{font-size:10px;text-transform:uppercase;letter-spacing:2px;color:#91a4b1;margin:14px 0 9px}.poster-instruction{font-size:14px;line-height:1.65;display:-webkit-box;-webkit-line-clamp:4;-webkit-box-orient:vertical;overflow:hidden}.poster-bottom{margin-top:auto;padding-top:10px;font-size:10px;color:#79909e}.wall-bottom{display:flex;justify-content:center;align-items:center;gap:24px;font-size:11px;color:#79909e}.wall-bottom button{background:#fff}#task-dialog{max-width:720px;width:calc(100% - 36px);max-height:80vh;border:1px solid #d6e4ec;border-radius:16px;padding:28px;color:#2d4b5f;box-shadow:0 25px 100px #112b4b40}#task-dialog::backdrop{background:#142b4580;backdrop-filter:blur(6px)}.task-dialog-top{display:flex;justify-content:space-between;align-items:center;gap:20px;font-size:11px;color:#6a8698}#dialog-instruction{font-size:17px;line-height:1.9;white-space:pre-wrap;overflow-wrap:anywhere}#dialog-source{font-size:11px;color:#8196a3}
@media(max-width:640px){.wall-controls{display:grid;grid-template-columns:1fr 1fr;gap:10px}.wall-controls label:nth-child(3){min-width:0;grid-column:1/-1}.wall-controls select{min-width:0;width:100%}.wall-controls button{grid-column:1/-1}.wall-status{align-items:flex-start;flex-direction:column;gap:5px}.task-poster{width:280px;height:225px;padding:17px}.task-wall{gap:10px}.wall-bottom{gap:12px}.wall-bottom span{display:none}#task-dialog{padding:22px}.task-dialog-top{align-items:flex-start}}
@media(prefers-reduced-motion:reduce){.task-poster{transition:none}}

.task-poster>span{position:relative;z-index:1}.chart-heading{margin-bottom:14px}
.subtask-chart-card{border:1px solid #dce8ef;border-radius:18px;padding:26px;background:#fff;box-shadow:0 12px 35px #2454710b}.performance-controls{display:flex;align-items:end;gap:16px;margin-bottom:20px;flex-wrap:wrap}.performance-controls label{display:grid;gap:6px;font-size:11px;color:#6c8393}.performance-controls select{font:inherit;font-size:13px;padding:9px 30px 9px 11px;border-radius:8px;border:1px solid #d5e2ea;background:#f8fbfd;color:#36566b}.performance-controls>span{margin-left:auto;font-size:11px;color:#78909e}.performance-scroll{overflow-x:auto;padding:8px 0;scrollbar-color:#b0cbdc #f4f8fb;scrollbar-width:thin}#performance-chart{display:block;width:100%;height:auto}.performance-point{cursor:pointer}.performance-point:hover,.performance-point:focus{r:7;stroke-width:3;outline:none}.performance-detail{display:flex;gap:8px 22px;flex-wrap:wrap;font-size:12px;line-height:1.7;border-top:1px solid #e3edf3;padding-top:16px;margin-top:12px}.performance-detail strong{display:block;width:100%;color:#3d647b;font-size:13px}@media(max-width:640px){.subtask-chart-card{padding:16px}.performance-controls{gap:12px}.performance-controls>span{margin-left:0;width:100%}.performance-detail{font-size:11px}}