:root{--paper:#faf9f6;--ink:#242b27;--muted:#656d67;--accent:#276557;--line:#dedfd7;--soft:#eeefe8;--serif:Georgia,'Times New Roman',serif;--sans:-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:100px}body{margin:0;background:var(--paper);color:var(--ink);font:16px/1.7 var(--sans);-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}a:hover{color:var(--accent)}a:focus-visible,summary:focus-visible{outline:2px solid var(--accent);outline-offset:6px}::selection{background:#d5e5d9}img{max-width:100%;display:block}h1,h2,h3,p,figure{margin:0}h1,h2,h3{line-height:1.2}h2{font:normal 36px/1.2 var(--serif);letter-spacing:-1.1px}h2>span{color:var(--accent)}h3{font-size:18px;font-weight:600}em{font-weight:normal;color:var(--accent)}.page-wrap,.nav-wrap{max-width:1080px;margin:auto;padding:0 40px}.site-header{border-bottom:1px solid var(--line);background:var(--paper)}.nav-wrap{display:flex;align-items:center;justify-content:space-between;height:88px;gap:24px}.wordmark{font:bold 38px var(--serif);letter-spacing:-3px}.wordmark span{color:var(--accent)}nav{display:flex;gap:30px;font-size:13px}nav a{padding:12px 0}.header-contact{font-size:13px;border-bottom:1px solid var(--ink);padding:5px 0}.header-contact span{margin-left:16px}.hero{display:grid;grid-template-columns:minmax(0,1fr) 250px;gap:72px;padding:82px 0 64px;align-items:center}.eyebrow{font-size:10px;font-weight:650;letter-spacing:1.9px;line-height:1.5;color:var(--accent)}.hero .eyebrow{display:flex;align-items:center;gap:10px;margin-bottom:24px}.small-line{width:26px;height:1px;background:var(--accent)}h1{font:normal 56px/1.1 var(--serif);letter-spacing:-2.2px}.chinese-name{display:inline-block;font:normal 18px var(--sans);letter-spacing:3px;margin-left:15px;color:var(--muted);vertical-align:middle}.hero-note{font-size:13px;color:var(--muted);margin-top:12px}.hero-statement{font:normal 30px/1.3 var(--serif);letter-spacing:-.6px;margin:27px 0 20px}.intro{font-size:14px;line-height:1.85;margin-top:12px;color:#535b55;max-width:610px}.intro a{color:var(--accent);text-decoration:underline;text-decoration-color:#a9beb3;text-underline-offset:3px}.social-links{display:flex;align-items:center;gap:23px;margin-top:28px;font-size:12px}.social-links>a:not(.button-primary){white-space:nowrap}.social-links a>span{margin-left:4px}.button-primary{background:var(--accent);color:white;padding:10px 17px;border:1px solid var(--accent);border-radius:3px}.button-primary:hover{background:#194638;color:white}.file-type{font-size:9px;letter-spacing:.6px;color:var(--muted)}.portrait-block{position:relative;padding-bottom:30px}.portrait-frame{padding:10px;border:1px solid #d7dbd1;transform:rotate(3deg);background:#eeeee7}.portrait-frame img{width:100%;height:278px;object-fit:cover;filter:saturate(.65);border-radius:1px}.portrait-block figcaption{margin-top:23px;font:italic 11px var(--serif);color:var(--muted)}.portrait-number{font:9px var(--sans);letter-spacing:1px;margin-right:7px}.portrait-detail{position:absolute;right:-18px;top:39%;writing-mode:vertical-rl;font-size:8px;letter-spacing:2px;color:var(--muted);transform:translateX(100%)}.interest-strip{display:flex;gap:25px;align-items:center;justify-content:space-between;border-block:1px solid var(--line);padding:21px 0;font-size:11px;color:var(--muted)}.interest-strip .eyebrow{font-size:9px;white-space:nowrap}.section{padding:60px 0;border-bottom:1px solid var(--line)}.section-heading{display:flex;justify-content:space-between;align-items:end;gap:24px;margin-bottom:30px}.section-heading .eyebrow,.experience-section .eyebrow,.more-section .eyebrow{margin-bottom:12px}.section-aside{font-size:12px;line-height:1.7;color:var(--muted);text-align:right}.publication{display:grid;grid-template-columns:90px minmax(0,1fr) 25px;gap:25px;padding:26px 0;border-top:1px solid var(--line)}.publication:last-child{padding-bottom:0}.venue{align-self:start;text-align:center;border:1px solid var(--line);border-radius:4px;padding:13px 5px;background:#f2f3ec}.venue strong{display:block;font-size:15px;letter-spacing:1px;color:var(--accent)}.venue span{font-size:11px;color:var(--muted)}.publication h3{font:normal 21px/1.35 var(--serif);letter-spacing:-.2px}.authors{font-size:12px;line-height:1.8;color:var(--muted);margin-top:10px}.authors strong{color:var(--ink);font-weight:600}.publication-context{font-size:11px;color:var(--accent);margin-top:8px}.paper-index{font:italic 13px var(--serif);color:#858a82;padding-top:4px}.text-link{font-size:12px;color:var(--accent);white-space:nowrap}.text-link>span{margin-left:8px}.project-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}.project-card{padding:26px;border:1px solid var(--line);border-radius:5px;background:#f2f3ed;transition:transform .2s,border-color .2s,background .2s}.project-card:nth-child(2){background:#f1f0eb}.project-card:hover{transform:translateY(-4px);border-color:#8ea89a;background:#edf1e8;color:var(--ink)}.project-top{display:flex;justify-content:space-between;align-items:center}.project-category{font-size:9px;letter-spacing:1.4px;color:var(--muted)}.project-arrow{font-size:23px;color:var(--accent);line-height:1}.project-card h3{font:normal 24px var(--serif);letter-spacing:-.5px}.project-card p{font-size:13px;color:var(--muted);line-height:1.8;margin-top:12px;max-width:340px}.project-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:25px}.project-tags span{font-size:9px;border:1px solid #d8ddd3;padding:3px 9px;border-radius:3px;color:#59655b}.project-symbol{display:grid;grid-template-columns:repeat(2,16px);gap:4px;margin:26px 0 23px}.project-symbol i{height:16px;background:#9cb3a1;border:1px solid #769581;border-radius:2px}.project-symbol i:nth-child(2){background:#d1dccb}.project-symbol i:nth-child(3){background:#527762}.attention-symbol{display:flex;align-items:end;gap:4px;height:36px;margin:26px 0 23px}.attention-symbol i{height:12px;width:7px;background:#819582;border-radius:2px}.attention-symbol i:nth-child(2),.attention-symbol i:nth-child(5){height:22px}.attention-symbol i:nth-child(3){height:36px}.attention-symbol i:nth-child(4){height:28px}.experience-section{display:grid;grid-template-columns:1fr 1.3fr;gap:60px}.experience-section h2{font-size:40px;line-height:1.2;margin-bottom:24px}.timeline{border-left:1px solid #ced5c9;margin-left:6px}.timeline article{position:relative;padding:0 0 29px 28px}.timeline article:last-child{padding-bottom:0}.timeline article:before{content:'';position:absolute;width:7px;height:7px;border:1px solid #849987;background:var(--paper);border-radius:50%;left:-5px;top:8px}.timeline-label{font-size:9px;letter-spacing:1.2px;color:var(--muted)}.timeline h3{font-size:16px;margin:7px 0 5px}.timeline p{font-size:12px;color:var(--muted)}.timeline .timeline-detail{font-size:11px;margin-top:3px}.more-section{display:grid;grid-template-columns:1fr 1fr;gap:70px}.more-section h2{font-size:30px}.more-section>div>p{font-size:13px;line-height:1.9;color:var(--muted);margin-top:17px}.small-details h3{font-size:13px;margin-bottom:16px}.small-details p{font-size:11px!important;margin:8px 0!important}.small-details p>span{font-size:9px;color:var(--accent);display:inline-block;min-width:77px}.small-details summary{cursor:pointer;font-size:11px;color:var(--accent);margin-top:14px}.contact-section{padding:62px 0;text-align:center}.contact-section h2{font-size:34px;margin:19px 0 21px}.contact-section>a{font-size:14px;border-bottom:1px solid #97ac9b;padding-bottom:5px}.contact-section>a span{margin-left:20px}.site-footer{border-top:1px solid var(--line);display:flex;justify-content:space-between;gap:20px;padding:24px 0 30px;font-size:10px;color:var(--muted)}.skip-link{position:absolute;top:-80px;left:16px;z-index:10;padding:10px 16px;background:var(--accent);color:white}.skip-link:focus{top:10px}
@media(min-width:1300px){.hero{padding-top:96px;padding-bottom:76px}}
@media(max-width:900px){.hero{gap:38px;grid-template-columns:minmax(0,1fr) 210px}h1{font-size:45px}.chinese-name{display:block;margin:12px 0 0;font-size:16px}.portrait-frame img{height:240px}.interest-strip{flex-wrap:wrap;justify-content:start;gap:12px 23px}.interest-strip .eyebrow{width:100%}.hero-statement{font-size:26px}.social-links{gap:16px}.more-section{gap:35px}}
@media(max-width:640px){html{scroll-padding-top:20px}.page-wrap,.nav-wrap{padding-inline:24px}.nav-wrap{height:auto;min-height:78px;gap:14px;flex-wrap:wrap;padding-top:13px;padding-bottom:14px}.wordmark{font-size:32px}nav{order:3;width:100%;justify-content:space-between;gap:12px;font-size:12px}nav a{padding:2px 0}.header-contact{font-size:12px}.hero{padding:40px 0 34px;grid-template-columns:1fr;gap:32px}.hero .eyebrow{margin-bottom:19px}h1{font-size:46px}.chinese-name{display:inline-block;margin:0 0 0 12px;font-size:15px;letter-spacing:2px}.hero-statement{font-size:29px}.intro{font-size:14px}.social-links{gap:20px;flex-wrap:wrap}.portrait-block{width:170px;padding-bottom:0;margin:4px auto 4px}.portrait-frame{padding:7px}.portrait-frame img{height:188px}.portrait-block figcaption{font-size:10px;margin-top:18px;white-space:nowrap;position:relative;left:-18px}.portrait-detail{font-size:7px;right:-9px}.interest-strip{font-size:10px;gap:10px 20px;padding:20px 0}.section{padding:38px 0}.section-heading{align-items:start;gap:15px;margin-bottom:23px}.section-aside{display:none}h2{font-size:30px}.publication{grid-template-columns:62px minmax(0,1fr);gap:16px;padding:22px 0}.venue{padding:10px 3px}.venue strong{font-size:12px}.venue span{font-size:10px}.paper-index{display:none}.publication h3{font-size:19px}.authors{font-size:11px}.project-grid{grid-template-columns:1fr;gap:16px}.section-heading:has(.text-link){flex-direction:column;gap:13px}.project-card{padding:23px}.experience-section{grid-template-columns:1fr;gap:30px}.experience-section h2{font-size:34px}.experience-section h2 br{display:none}.experience-section h2 br:after{content:' '}.more-section{grid-template-columns:1fr;gap:28px}.contact-section{padding:45px 0}.contact-section h2{font-size:29px}.contact-section>a{font-size:12px}.contact-section .eyebrow{font-size:8px}.site-footer{flex-wrap:wrap;font-size:9px;gap:12px}.site-footer>span:nth-child(2){order:3;width:100%}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.project-card{transition:none}}

.paper-links{display:flex;gap:18px;font-size:11px;color:var(--accent);margin-top:10px}.paper-links a{border-bottom:1px solid #a9beb3}
.document-page{padding-top:60px}.document-page>h1{margin:15px 0 35px}.document-content{max-width:800px;min-height:45vh}.document-content h2{font-size:28px;margin:30px 0 18px}.document-content p,.document-content li{font-size:15px;margin-bottom:16px}.document-content a{color:var(--accent);text-decoration:underline;text-underline-offset:3px}.document-page .site-footer{margin-top:50px}

.project-order{font-size:12px;color:var(--muted);margin:-10px 0 22px}.project-card .project-date{font-size:10px;margin-top:18px;color:var(--muted)}

/* Official project artwork, with a restrained accent from each brand. */
.project-card{--project-accent:#276557;display:flex;flex-direction:column;background:#fff;border-top:3px solid var(--project-accent)}
.project-card:nth-child(2){background:#fff}
.project-sglang{--project-accent:#ca5415}
.project-unirl{--project-accent:#3059dc}
.project-colossal-ai{--project-accent:#174f9f}
.project-paddle{--project-accent:#302be4}
.project-card:hover{background:#fff;border-color:var(--project-accent)}
.project-card .project-arrow{color:var(--project-accent)}
.project-brand{height:128px;display:flex;align-items:center;justify-content:center;margin:22px 0 25px;padding:15px 20px;border-radius:3px;background:#fff}
.project-brand img{max-width:100%;max-height:100%;width:auto;height:auto;object-fit:contain}
.project-sglang .project-brand{background:#fff7f1}
.project-sglang .project-brand img{max-width:76%}
.project-colossal-ai .project-brand{background:#f4f7fc}
.project-unirl .project-brand{padding:0}
.project-paddle .project-brand{padding:0}
.project-card .project-tags{margin-top:auto;padding-top:24px}
.project-card .project-date{padding-top:14px;border-top:1px solid var(--line)}
@media(max-width:640px){.project-brand{height:112px;margin:20px 0}.project-card .project-category{letter-spacing:1px}}
.project-top{min-height:30px;align-items:flex-start}.project-category{max-width:calc(100% - 35px)}

/* Institution identities within the existing chronological timeline. */
.timeline .experience-item{--brand:#276557;display:grid;grid-template-columns:58px minmax(0,1fr);gap:18px;padding-bottom:34px}
.timeline .experience-item:last-child{padding-bottom:0}
.experience-logo{width:58px;height:58px;display:flex;align-items:center;justify-content:center;background:#fff;border:1px solid var(--line);border-radius:10px;margin-top:4px;overflow:hidden}
.experience-logo img{width:44px;height:44px;object-fit:contain}
.timeline .experience-item:before{border-color:var(--brand);background:var(--brand)}
.timeline .experience-item .timeline-label{color:var(--brand)}
.timeline .experience-kuaishou{--brand:#d74b0c}
.timeline .experience-huawei{--brand:#b62a28}
.timeline .experience-hpc-ai{--brand:#24589e}
.timeline .experience-baidu{--brand:#315bd0}
.timeline .experience-hku{--brand:#286953}
.timeline .experience-nankai{--brand:#752766}
@media(max-width:640px){.timeline .experience-item{grid-template-columns:48px minmax(0,1fr);gap:13px;padding-left:20px}.experience-logo{width:48px;height:48px;border-radius:8px}.experience-logo img{width:36px;height:36px}}

/* Render original brand artwork at legible sizes; never upscale tiny favicons. */
.experience-section{grid-template-columns:.85fr 1.45fr;gap:40px}
.timeline .experience-item{grid-template-columns:96px minmax(0,1fr);gap:18px}
.experience-logo{width:96px;height:66px;border-radius:7px;padding:7px}
.experience-logo img{width:100%;height:100%;object-fit:contain}
.experience-huawei .experience-logo img,.experience-hku .experience-logo img{width:50px;height:50px}
.experience-nankai .experience-logo{background:#752766;border-color:#752766}
@media(max-width:640px){.experience-section{grid-template-columns:1fr;gap:30px}.timeline .experience-item{grid-template-columns:76px minmax(0,1fr);gap:14px}.experience-logo{width:76px;height:58px;padding:6px}.experience-huawei .experience-logo img,.experience-hku .experience-logo img{width:44px;height:44px}}

.experience-kuaishou .experience-logo img{width:50px;height:50px}
@media(max-width:640px){.experience-kuaishou .experience-logo img{width:44px;height:44px}}

.publication{grid-template-columns:142px minmax(0,1fr) 25px;gap:26px}
.paper-identity{align-self:start;text-align:center}
.paper-art{height:106px;padding:15px;display:flex;align-items:center;justify-content:center;background:#fff;border:1px solid var(--line);border-radius:5px}
.paper-art img{max-width:100%;max-height:100%;width:auto;height:auto;object-fit:contain}
.paper-venue{display:block;font-size:10px;letter-spacing:.8px;color:var(--accent);margin-top:10px}
@media(max-width:640px){.publication{grid-template-columns:82px minmax(0,1fr);gap:16px}.paper-art{height:76px;padding:10px}.paper-venue{font-size:9px;letter-spacing:0}}

/* Research interests banner: distinct, non-interactive topic tags. */
.interest-strip{display:flex;align-items:center;justify-content:flex-start;flex-wrap:wrap;gap:16px 24px;padding:22px 24px;background:#f0f3ed;border:1px solid #dce4d8;border-radius:12px}
.interest-strip .eyebrow{width:auto;font-size:9px;letter-spacing:1.5px;flex-shrink:0}
.interest-tags{display:flex;flex-wrap:wrap;gap:10px;list-style:none;padding:0;margin:0;min-width:0}
.interest-tags li{display:flex;align-items:center;gap:8px;margin:0;padding:8px 13px;border:1px solid #d6e2d7;border-radius:999px;background:#fff;color:#355b4d;font-size:12px;font-weight:500;line-height:1.4}
.interest-tags li::before{content:"";width:5px;height:5px;flex-shrink:0;border-radius:50%;background:#6d9b7e}
@media(max-width:640px){.interest-strip{padding:18px;gap:13px}.interest-strip .eyebrow{width:100%}.interest-tags{gap:8px}.interest-tags li{font-size:11px;padding:7px 11px}}