:root{color-scheme:light;--paper:#f5f1e9;--surface:#fffdf7;--ink:#252721;--muted:#5e6258;--green:#283e35;--accent:#836140;--line:#d8d2c5;--soft:#eae2d3;--on-green:#f7f2e7;--green-muted:#d2ddcf;--game-back:#283e35;--shadow:0 18px 50px #2527210b;font-family:"PingFang SC","Microsoft YaHei","Segoe UI",sans-serif;color:var(--ink);background:var(--paper)}
:root[data-resolved="dark"]{color-scheme:dark;--paper:#171c1a;--surface:#202723;--ink:#edf1e8;--muted:#b1bcae;--green:#344c40;--accent:#dcbd8c;--line:#425046;--soft:#2a342e;--on-green:#f7f2e7;--green-muted:#d1e0d1;--game-back:#3a5546;--shadow:0 18px 50px #0002}
@media(prefers-color-scheme:dark){:root:not([data-resolved="light"]){color-scheme:dark;--paper:#171c1a;--surface:#202723;--ink:#edf1e8;--muted:#b1bcae;--green:#344c40;--accent:#dcbd8c;--line:#425046;--soft:#2a342e;--on-green:#f7f2e7;--green-muted:#d1e0d1;--game-back:#3a5546;--shadow:0 18px 50px #0002}}
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.section{margin-top:66px}.section.tight{margin-top:25px}.section-heading{display:flex;flex-wrap:wrap;align-items:end;justify-content:space-between;gap:16px 30px;margin-bottom:28px}.section-heading>p{color:var(--muted);max-width:28em;font-size:15px}.text-link{display:inline-flex;align-items:center;min-height:44px;font-size:15px;text-decoration:underline;text-underline-offset:5px;margin-top:8px}.site-map{display:grid;grid-template-columns:1fr;border-top:1px solid var(--line)}.map-link{padding:26px 20px;border-bottom:1px solid var(--line);display:block;background:var(--surface)}.map-link>span{font-size:26px;display:block;margin-bottom:12px}.map-link p{font-size:15px;color:var(--muted);margin-bottom:15px}.map-link b{font-size:14px;font-weight:500;color:var(--accent)}.map-link:hover{text-decoration:none;background:var(--soft)}.map-play{background:var(--soft)}.papers{display:grid;grid-template-columns:1fr;gap:20px}.paper{display:flex;flex-direction:column;padding:28px 24px;background:var(--green);color:var(--on-green);border-radius:4px}.paper-alt{background:var(--soft);color:var(--ink)}.venue{font-size:14px;color:var(--green-muted)}.paper-alt .venue{color:var(--muted)}.paper h3{font-size:clamp(40px,8vw,62px);font-family:Georgia,serif;font-weight:400;margin:22px 0 16px;letter-spacing:-.04em}.paper-title{font-weight:600;line-height:1.6!important}.paper p{font-size:15px;margin-bottom:16px}.paper .role{margin-top:auto;color:var(--green-muted);font-size:14px}.paper-alt .role{color:var(--muted)}.paper-links{display:flex;flex-wrap:wrap;gap:8px 16px;border-top:1px solid currentColor;padding-top:8px}.paper-links a{font-size:14px;min-height:44px;padding-block:11px}.chips{display:flex;flex-wrap:wrap;gap:8px;margin:18px 0}.chips span{border:1px solid var(--line);padding:5px 10px;font-size:14px;color:var(--muted);border-radius:3px}.featured-exp{display:grid;grid-template-columns:1fr;gap:22px;padding:28px 0;border-block:1px solid var(--line)}.featured-exp p{color:var(--muted);font-size:16px}
.page-intro{padding-top:46px;padding-bottom:25px}.page-intro h1{margin-bottom:22px}.page-intro .lead{max-width:37em;font-size:19px;color:var(--muted)}.timeline{padding-bottom:10px}.timeline-item{display:grid;grid-template-columns:18px minmax(0,1fr);gap:12px;position:relative;padding-bottom:38px}.timeline-item .time{grid-column:2;font-size:14px;color:var(--accent);font-variant-numeric:tabular-nums}.timeline-dot{grid-column:1;grid-row:1/3;position:relative;display:grid;justify-items:center}.timeline-dot::before{content:"";position:absolute;width:1px;background:var(--line);top:10px;bottom:-38px;left:8px}.timeline-dot::after{content:"";width:9px;height:9px;position:absolute;top:8px;left:4px;background:var(--accent);border-radius:50%}.timeline-item:last-child .timeline-dot::before{bottom:0}.timeline-item>div:last-child{grid-column:2}.timeline-item h3{font-size:25px}.timeline-item p{font-size:16px}.role{font-size:14px!important;color:var(--muted);margin-block:7px 12px}.work-grid{display:grid;grid-template-columns:1fr;gap:25px;margin-top:25px}.work-grid article,.work-grid>div{border-top:1px solid var(--line);padding-top:22px}.work-grid h3{margin-bottom:12px}.work-grid p{font-size:16px;color:var(--muted)}.public-note{font-size:14px;color:var(--muted);padding:15px 0;border-bottom:1px solid var(--line)}.reflection{background:var(--soft);padding:25px;margin-top:30px}.reflection p{color:var(--muted);margin-top:12px}.article-layout{display:grid;grid-template-columns:1fr;gap:25px;margin-top:30px}.article-layout aside{font-size:15px;display:flex;gap:18px;border-bottom:1px solid var(--line);padding-bottom:15px}.article-layout aside a{text-decoration:underline}.prose{max-width:46em}.prose h2{font-size:28px;margin:28px 0 14px}.prose p{font-size:17px;color:var(--muted)}.method-flow{display:grid;grid-template-columns:1fr;gap:8px;margin-top:24px}.method-flow>div{padding:14px;border:1px solid var(--line);display:flex;gap:16px;align-items:center;background:var(--surface)}.method-flow span{font-size:14px;color:var(--accent)}.method-flow p{font-size:15px}.caption{font-size:13px!important;color:var(--muted);margin-top:12px}.project-list>article{padding:30px 0;border-top:1px solid var(--line);margin-bottom:28px}.project-kind{color:var(--accent);font-size:14px;margin-bottom:14px}.project-list h2{font-size:34px;margin-bottom:18px}.project-list p{max-width:48em;color:var(--muted);font-size:16px;margin-top:12px}.project-list .lead{font-size:21px;color:var(--ink)}
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footer{margin-top:75px;background:var(--green);color:var(--on-green)}.footer-top{display:grid;grid-template-columns:1fr;gap:30px;padding-block:40px}.footer-top h2{font-size:32px;margin-bottom:10px}.footer-top p{font-size:15px;color:var(--green-muted)}.contact-links a{display:flex;flex-wrap:wrap;gap:10px;align-items:center;justify-content:space-between;min-height:50px;border-bottom:1px solid #b1c6b366;padding:12px 0;font-size:15px}.contact-links span{overflow-wrap:anywhere}.footer-bottom{padding-block:20px;border-top:1px solid #b1c6b366;display:flex;flex-wrap:wrap;gap:10px 24px;font-size:13px;color:var(--green-muted)}.footer-bottom a{min-height:44px;display:flex;align-items:center}.error-section{text-align:center}.error-section .hero-graph{width:230px}.error-section .actions{justify-content:center}
.playground{background:var(--surface);padding:20px;border:1px solid var(--line);border-radius:8px}.game-tabs{display:flex;gap:8px;margin-bottom:30px;border-bottom:1px solid var(--line);padding-bottom:12px}.game-tabs button{border:none;min-height:46px;padding:10px 16px;color:var(--muted);background:var(--soft);border-radius:5px}.game-tabs button[aria-selected="true"]{color:var(--on-green);background:var(--green)}.game-heading{display:flex;flex-wrap:wrap;gap:20px;justify-content:space-between}.game-heading h2{font-size:26px}.game-heading p{font-size:15px;color:var(--muted);max-width:35em;margin-top:12px}.game-actions{display:flex;flex-wrap:wrap;gap:8px}.game-status{margin-block:25px;font-size:15px;font-variant-numeric:tabular-nums;color:var(--accent);min-height:27px}.memory-board{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;max-width:650px;margin-inline:auto}.memory-card{background:var(--game-back);color:var(--on-green);border:1px solid var(--line);min-height:84px;aspect-ratio:1.1;display:grid;place-items:center;border-radius:6px;transition:transform .18s,background .18s}.memory-card .shape{width:70%;height:70%;display:none}.memory-card .back-label{font-family:Georgia,serif;font-size:27px}.memory-card.flipped,.memory-card.matched{background:var(--soft);color:var(--ink);transform:rotateY(0)}.memory-card.flipped .shape,.memory-card.matched .shape{display:block}.memory-card.flipped .back-label,.memory-card.matched .back-label{display:none}.memory-card.matched{border:2px solid var(--accent)}.memory-card:disabled{opacity:1}.memory-board.is-paused{opacity:.5;pointer-events:none}.game-result{padding:20px;background:var(--soft);margin-top:20px;line-height:1.8}.game-result button{margin-top:12px}.path-graph{max-width:600px;margin:auto;border:1px solid var(--line);border-radius:6px;background:var(--paper);padding:12px}.path-graph svg{display:block;width:100%;height:auto;touch-action:manipulation}.path-graph .node{cursor:pointer}.path-controls{display:flex;gap:8px;flex-wrap:wrap;justify-content:center;margin-top:18px}.path-controls button{min-width:48px;min-height:48px;border:1px solid var(--line);background:var(--soft);color:var(--ink);border-radius:5px}.path-controls button.current{background:var(--green);color:var(--on-green)}.path-graph .node circle{fill:var(--surface);stroke:var(--muted);stroke-width:1.5}.path-graph .node text{fill:var(--ink)}.path-graph .node.visited circle{fill:var(--soft);stroke:var(--accent)}.path-graph .node.current circle{fill:var(--green)}.path-graph .node.current text{fill:var(--on-green)}
@media(min-width:600px){.shell{width:calc(100% - 60px)}.brand small{display:block}.hero{padding-block:65px}.site-map{grid-template-columns:repeat(2,minmax(0,1fr));border-left:1px solid var(--line)}.map-link{border-right:1px solid var(--line)}.papers,.work-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.memory-board{grid-template-columns:repeat(4,minmax(0,1fr))}.resume-sheet{padding:40px}.method-flow{grid-template-columns:repeat(2,minmax(0,1fr))}.playground{padding:30px}.footer-top{grid-template-columns:1fr 1fr}}
@media(min-width:900px){html{scroll-padding-top:105px}.nav-bar{display:flex;align-items:center;padding-block:12px;gap:20px}.nav-tools{order:3}.menu-toggle{display:none}nav,body.js nav{display:flex;flex-wrap:nowrap;padding:0;margin-left:auto;gap:6px}.hero{grid-template-columns:minmax(0,1.25fr) minmax(0,1fr);gap:70px;padding-block:85px 65px}.hero h1{font-size:106px}.hero h1 span{font-size:43px}.hero .lead{font-size:27px}.portrait{width:95%;max-width:390px}.portrait .hero-graph{width:140px}.section{margin-top:92px}.page-intro{padding-top:80px}.page-intro h1{font-size:74px}.featured-exp{grid-template-columns:1fr 1.2fr;gap:50px}.timeline-item{grid-template-columns:210px 20px minmax(0,1fr);gap:18px}.timeline-item .time{grid-column:1;grid-row:1;padding-top:5px}.timeline-dot{grid-column:2;grid-row:1}.timeline-item>div:last-child{grid-column:3;grid-row:1}.article-layout{grid-template-columns:210px minmax(0,1fr);gap:60px}.article-layout aside{align-self:start;position:sticky;top:110px;display:block;border:none}.article-layout aside p{margin-bottom:16px}.prose h2:first-child{margin-top:0}.method-flow{grid-template-columns:repeat(4,minmax(0,1fr))}.method-flow>div{display:block}.method-flow p{margin-top:12px}.footer-bottom{align-items:center;justify-content:space-between}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{animation:none!important;transition:none!important}.marquee-track{transform:none!important}.marquee-group[aria-hidden="true"]{display:none}.marquee-group{white-space:normal;flex-wrap:wrap;justify-content:center}.marquee{overflow:visible}.marquee-track{width:auto}.graph-wave{opacity:.5}}
@media print{html,body{background:white!important;color:black!important}.header,footer,.reading-progress,.skip,.page-intro,.resume-actions{display:none!important}.resume-sheet{width:100%;max-width:none;padding:0;border:0;box-shadow:none;background:white;color:black}.resume-sheet p,.resume-sheet li,.resume-sheet h3 span{color:#222}.resume-sheet section h2{font-size:16px;border-color:#aaa}.resume-sheet h3{font-size:13px;break-after:avoid}.resume-sheet p,.resume-sheet li{font-size:11px;line-height:1.6}.resume-sheet section{margin-top:15px}.resume-sheet>header h2{font-size:24px}a{color:black}body:not([data-page="resume"]) .resume-sheet{display:none}@page{size:A4;margin:15mm}}