:root{--navy:#12315f;--link:#7091c4;--gold:#b28039;--cream:#fbf9f5;--sand:#eee4d2;--tx:#212529;--ucgold:#fdb515}
*{box-sizing:border-box}html{scroll-behavior:smooth}
body{margin:0;font:400 16px/1.5 "Open Sans","Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;color:var(--tx);background:#fff}
a{color:var(--link);text-decoration:none}a:hover{text-decoration:underline}
h1,h2,h3,h4,h5{margin:0;font-weight:500}
.ctn{max-width:1320px;margin:0 auto;padding:0 24px}
/* nav */
.nav{background:var(--navy);padding:8px 0}.nav-in{display:flex;align-items:center;justify-content:space-between;min-height:53px;padding:0 36px}
.brand{display:flex;align-items:baseline;gap:8px;font-family:"Noto Serif SC",serif;font-size:21px;white-space:nowrap}.brand:hover{text-decoration:none}
.b1{color:var(--ucgold);font-weight:600}.b2{color:#fff;font-weight:600;font-size:19px}
.menu{display:flex;align-items:center;gap:6px}.menu a{color:#fff;padding:8px 13px;font-size:16px}
.menu a.nav-cta{margin-left:10px;border:1px solid var(--ucgold);color:var(--ucgold);border-radius:3px;padding:6px 14px}.menu a.nav-cta:hover{background:var(--ucgold);color:var(--navy);text-decoration:none}
.burger{display:none}
/* hero */
.hero{background:linear-gradient(35deg,#13315e 0,#244478 100%);padding:32px 144px 64px;min-height:237px}
.hero-in{max-width:1152px;margin:0 auto;padding:0 24px}.hcol{max-width:470px;padding:0 12px}
.hero h1{color:#fff;font-size:40px;line-height:48px;font-weight:400}
.hero h2{color:#fff;font-size:32px;line-height:38.4px;font-weight:400;margin-top:8px}.hero h2 span{font-size:22px;opacity:.85;font-weight:300}
.hero.sm{min-height:0;padding-bottom:48px}.hero .meta{font-size:18px;opacity:.8}
/* feature cards */
.fcards{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:-50px;position:relative;padding:0 36px}
.fcard{display:flex;flex-direction:column;justify-content:space-between;height:200px;padding:32px 96px 32px 48px;background-size:cover;background-position:right center;box-shadow:0 0 18px #000;color:#fff}
.fcard:hover{text-decoration:none;filter:brightness(1.05)}
.fcard h3{font-size:22.4px;line-height:32px;font-weight:300;color:#fff}.fcard p{margin:0;color:#fff}
.c1{background-image:url(/img/card1.svg)}.c2{background-image:url(/img/card2.svg)}.c3{background-image:url(/img/card3.svg)}
/* three cols */
.cols{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;padding:0 36px;margin-top:0}
.col{background:var(--cream);padding:24px 24px 32px}
.ch{color:var(--gold);font-size:28px;line-height:34px;font-weight:500;margin-bottom:6px}
.col h5{font-size:14px;font-weight:500;margin-top:16px;line-height:16.8px}
.col h4{font-size:18px;line-height:21.6px;font-weight:500;margin-top:8px}.col h4 a{color:var(--link)}
.col p{margin:8px 0 0}.col .venue{font-style:italic;font-size:14px;color:#555}
.cols.one{grid-template-columns:1fr;max-width:900px;margin-top:40px;margin-bottom:60px}
/* sections */
.sec{padding:56px 36px 0}.sh{font-size:28px;line-height:31px;font-weight:500;margin-bottom:12px}
.projs{display:grid;grid-template-columns:repeat(3,1fr);gap:30px}
.proj{display:flex;flex-direction:column}.pimg{height:132px;background-size:cover;background-position:center}
.pcap{background:var(--cream);padding:10px 13px 16px;flex:1;display:flex;flex-direction:column}
.pcap h4{font-size:20px;font-weight:600;margin-top:12px}.pcap h4 a{color:var(--link)}
.pcap .pen{color:#666;font-size:14px;margin:2px 0 6px}.pcap p{margin:4px 0 12px}
.rbtn{align-self:flex-start;background:var(--navy);color:#fff;font-size:14px;line-height:20px;padding:6px 12px;border-radius:4px;margin-top:auto}.rbtn:hover{text-decoration:none;opacity:.9}
.people{display:grid;grid-template-columns:repeat(8,1fr);gap:18px}
.person{text-align:center}.ph{width:100%;aspect-ratio:1;display:grid;place-items:center;font:600 34px "Noto Serif SC",serif;color:#fff;background:linear-gradient(35deg,#13315e,#3a5f9a)}
.ph.pi{background:linear-gradient(35deg,#8a6127,#c49a52)}
.person h4{font-size:16px;font-weight:600;color:var(--link);margin-top:10px}.person p{margin:2px 0 0;font-size:14px;color:#555}
/* story */
.story-wrap{padding:64px 0 24px}.story{position:relative;background:var(--sand);padding:56px;margin:0 36px;display:grid;grid-template-columns:1fr 1fr;gap:24px}
.simg{position:absolute;right:-56px;top:-40px;width:520px;height:189px;object-fit:cover;box-shadow:4px 4px 4px #666}
.story h4{font-size:24px;line-height:28.8px;font-weight:500;margin:22px 0 8px}.story p{margin:0 0 12px}
.sr{padding-top:180px}
.partners{padding:40px 60px 50px;text-align:center}.partners h3{font-size:28px;margin-bottom:24px}
.plogos{display:flex;justify-content:space-around;flex-wrap:wrap;gap:24px}.plogos span{color:#8a8f98;font-size:20px;font-weight:600;letter-spacing:1px}
/* footer */
.foot{background:var(--navy);color:#fff;text-align:center;padding:12px 24px 24px}
.fnav{display:flex;justify-content:center;flex-wrap:wrap}.fnav a{color:#fff;padding:8px 14px}
.faddr{margin:20px 0 0;opacity:.85;font-size:14px;line-height:1.8}.fcopy{margin:28px 0 0}
.prose{max-width:860px;padding:40px 24px 70px;line-height:1.8}.prose blockquote{background:var(--cream);border-left:4px solid var(--gold);margin:0;padding:6px 18px}
@media(max-width:991px){.fcards,.cols,.projs{grid-template-columns:1fr;padding:0 12px}.fcards{gap:30px}.cols{margin-top:30px}.people{grid-template-columns:repeat(4,1fr)}
 .story{grid-template-columns:1fr;margin:0 12px;padding:32px}.simg{position:static;width:100%;height:auto;margin-bottom:12px}.sr{padding-top:0}.sec{padding:48px 12px 0}}
@media(max-width:820px){.nav-in{padding:0 12px;flex-wrap:wrap}.burger{display:flex;flex-direction:column;gap:5px;padding:10px 12px;border:1px solid rgba(255,255,255,.25);border-radius:5px;cursor:pointer}.burger span{width:22px;height:2px;background:#cfd8e6}
 .menu{display:none;width:100%;flex-direction:column;align-items:stretch;padding:8px 0}.menu a{padding:10px 4px}.menu a.nav-cta{margin:8px 0 4px;text-align:center}#mnav:checked~.menu{display:flex}
 .hero{padding:40px 32px 110px}.hero-in{padding:0}.brand{font-size:19px}.b2{font-size:16px}}
@media(max-width:480px){.hero h1{font-size:32px;line-height:40px}.hero h2{font-size:26px;line-height:34px}.fcard{padding:32px 90px 32px 32px;height:200px}.people{grid-template-columns:repeat(2,1fr)}.plogos span{font-size:16px}}
/* v4 publications */
.bib{max-width:1100px;padding:40px 36px 80px}
.bib .toc a{margin-right:24px;color:var(--link)}
.bsec{font-size:28px;font-weight:500;color:var(--navy,#12315f);margin:48px 0 8px;border-bottom:2px solid var(--sand,#eee4d2);padding-bottom:8px}
.byear{font-size:18px;font-weight:600;color:#b28039;margin:24px 0 8px}
.refs{list-style:none;padding:0;margin:0}
.refs li{position:relative;padding:8px 0 8px 52px;line-height:1.6;font-size:15px}
.refs .rn{position:absolute;left:0;color:#666}
.refs a.doi{color:var(--link);font-size:13px;word-break:break-all}
.bibtex{display:inline;font-size:13px}.bibtex summary{display:inline;cursor:pointer;color:#b28039}
.bibtex pre{background:#fbf9f5;padding:12px;overflow:auto;font-size:12px;white-space:pre-wrap}
.note{color:#777;font-size:13px;margin-top:32px}
.tblw{overflow-x:auto}.ptbl{border-collapse:collapse;width:100%;font-size:15px}
.ptbl th{background:#12315f;color:#fff;font-weight:500;text-align:left;padding:10px}
.ptbl td{padding:10px;border-bottom:1px solid #eee4d2;vertical-align:top}.ptbl tr:nth-child(even) td{background:#fbf9f5}
.nw{white-space:nowrap}.r{text-align:right}
.col .more{display:inline-block;margin-top:20px;color:var(--link);font-weight:500}
/* v5 news */
.hero h1.nt{font-size:30px;line-height:1.35;max-width:980px}
.prose.news{max-width:860px;padding-top:40px;padding-bottom:80px;line-height:1.85;font-size:16px}
.prose.news h2{font-size:22px;color:#12315f;margin:36px 0 12px;font-weight:500}
.prose.news p:has(>img.fig){margin:28px 0 6px;text-align:center;background:#fbf9f5;padding:16px}
.prose.news img.fig{display:block;margin:0 auto;max-width:100%;max-height:620px;width:auto;height:auto;object-fit:contain}
.prose.news p:has(>img.fig)+p{font-size:13.5px;color:#666;text-align:center;margin:0 0 28px;line-height:1.6}
.prose.news p:has(>img.fig)+p em{font-style:normal}
.prose.news h2:last-of-type{border-top:2px solid #eee4d2;padding-top:20px}
.prose.news h2:last-of-type+p{font-size:14.5px;background:#fbf9f5;padding:14px 18px;border-left:3px solid #b28039}
.prose.news .back{margin-top:40px}
.nlist{max-width:1100px;padding:40px 36px 80px;display:flex;flex-direction:column;gap:24px}
.ncard{display:flex;gap:28px;background:#fbf9f5;padding:20px;color:inherit;text-decoration:none}
.ncard:hover h4{color:#7091c4}
.ncov{flex:0 0 240px;height:200px;background:#fff;display:flex;align-items:center;justify-content:center}
.ncov img{max-width:100%;max-height:100%;object-fit:contain}
.ntx h5{font-size:14px;color:#b28039;margin:0}.ntx h4{font-size:20px;margin:8px 0;color:#12315f;line-height:1.4}.ntx p{color:#555;font-size:14.5px;line-height:1.7}
@media(max-width:700px){.ncard{flex-direction:column}.ncov{flex:none;width:100%}}
/* v5b article hero */
.hero.art .hcol{max-width:960px}
.hero.art h1{font-size:32px;line-height:1.45;font-weight:500;letter-spacing:.01em}
.hero.art .meta{font-size:16px;margin-top:14px}
@media(max-width:900px){.hero.art{padding:28px 20px 40px}.hero.art h1{font-size:24px;line-height:1.5}.hero.art .meta{font-size:14px}}
@media(max-width:480px){.hero.art h1{font-size:21px}}
/* v6 typography: lighter, airier */
:root{--tx:#3a3f47}
body{font:400 15.5px/1.8 Inter,"Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;letter-spacing:.02em;color:var(--tx);-webkit-font-smoothing:antialiased}
h1,h2,h3,h4,h5{letter-spacing:.03em;color:#1f2d45}
.hero h1,.hero h2{color:#fff}
.hero h1{font-family:"Noto Serif SC",serif;font-weight:500;font-size:36px;line-height:1.35}
.hero h2{font-size:26px;line-height:1.45;font-weight:300}
.hero.art h1{font-size:28px;line-height:1.5;font-weight:500}
.sh,.ch,.bsec{font-family:"Noto Serif SC",serif;font-weight:500}
.fcard h3{font-weight:500;letter-spacing:.04em}
.col{padding:28px 30px 36px}.col h4{font-size:16px;line-height:1.6;font-weight:500}.col h5{font-size:13px;color:#8a8f98;font-weight:400;margin-top:22px}
.col p{font-size:14px;line-height:1.75;color:#5a606a}
.proj p,.person p{color:#5a606a}
.prose.news{font-size:15.5px;line-height:1.9;color:#3a3f47}
.prose.news p{margin:0 0 1.25em}
.prose.news h2{font-family:"Noto Serif SC",serif;font-size:20px;margin:48px 0 16px}
.prose.news strong{font-weight:600;color:#1f2d45}
.prose.news li{margin-bottom:.6em}
.refs li{font-size:14.5px;line-height:1.75}
.ntx h4{font-size:18px;font-weight:500}
@media(max-width:900px){.hero.art h1{font-size:22px}.hero h1{font-size:30px}}
/* v7: 成果筛选 / 个人页 */
.refs .otag{display:inline-block;font-size:12px;color:#8a6a3a;background:#f6efe2;border-radius:3px;padding:0 6px;margin-left:6px;line-height:1.7}
.refs b{font-weight:600;color:#1f2d45}
a.person{display:block;text-decoration:none;color:inherit}a.person:hover h4{text-decoration:underline}
.person .pc{font-size:12px;color:#b28039}
.pp{display:flex;gap:28px;align-items:flex-start;margin:8px 0 12px}.pp .ph{width:150px;flex:none;font-size:48px}
.ppt p{margin:0 0 10px}.pstat span{display:inline-block;margin:0 18px 6px 0;color:#555;font-size:14px}.pstat b{color:#1f2d45;font-weight:600}
.refs.feat li{padding-left:0}
@media(max-width:640px){.pp{flex-direction:column;gap:14px}.pp .ph{width:110px}.refs li{padding-left:40px}}
/* v8 宣传统计条 */
.stats{display:flex;flex-wrap:wrap;align-items:stretch;gap:0;margin:8px 0 8px;padding:22px 8px 14px;background:#fbf9f5;border:1px solid #eee4d2;border-radius:6px}
.st{flex:1 1 0;text-align:center;padding:4px 12px;border-right:1px solid #eee4d2}.st:nth-child(3){border-right:0}
.st b{display:block;font:300 44px/1.1 Inter,"Noto Sans SC",sans-serif;color:#12315f;letter-spacing:0}
.st span{display:block;font-size:13.5px;color:#7a6a50;margin-top:6px;letter-spacing:.08em}
.st-sub{flex:1 0 100%;text-align:center;margin-top:14px;padding-top:10px;border-top:1px dashed #e6dcc8;font-size:13px;color:#777}
.st-sub span{display:inline-block;margin:0 12px}.st-sub b{color:#1f2d45;font-weight:600}
.bsec .cnt{font:400 15px Inter,sans-serif;color:#b28039;margin-left:8px;vertical-align:middle}
.person .pc span{display:inline-block;margin:0 4px}.person .pc b{color:#12315f;font-weight:600}
@media(max-width:640px){.st b{font-size:32px}.st{padding:4px 6px}.st span{font-size:12px;letter-spacing:.02em}.st-sub span{margin:0 6px}}

/* v9 logo */
.brand{align-items:center;gap:14px}.blogo{height:36px;width:auto;display:block}.bsep{width:1px;height:26px;background:rgba(255,255,255,.28)}.btxt{display:flex;align-items:baseline;gap:6px}.btxt .b1{font-size:17px}.btxt .b2{font-size:16px;font-weight:500}
@media(max-width:1180px){.bsep,.btxt{display:none}}
@media(max-width:820px){.blogo{height:30px}}

/* v11 beian */
.fbeian{text-align:center;font-size:12px;margin-top:10px;opacity:.6}.fbeian a{color:inherit}.fbeian a:hover{opacity:1}.fbeian img{vertical-align:-2px;margin-right:4px}.fdot{margin:0 10px}

/* English edition: preserve the original visual system with room for longer labels. */
body{font-family:Inter,system-ui,-apple-system,"Segoe UI",Arial,sans-serif}
.nav-in{gap:20px;padding-left:24px;padding-right:24px}.menu{gap:0}.menu a{font-size:14px;padding:8px}.menu a.nav-cta{margin-left:4px;padding:6px 10px}.b2{font-size:15px}.b1{font-size:16px}.hcol{max-width:820px}.hero h1{line-height:1.15}.fcard{padding:28px 42px}.fcard h3{font-size:24px;line-height:1.25}.fcard p{margin-top:12px}.ptbl td{overflow-wrap:anywhere}.fbeian{font-family:system-ui,sans-serif}
@media(max-width:1200px){.brand .btxt,.brand .bsep{display:none}.menu a{font-size:13px}}
@media(max-width:900px){.menu a{font-size:16px}.hero{padding-left:24px;padding-right:24px}.fcard{padding:24px}.fcard h3{font-size:22px}}