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@media(max-width:820px){.wrap,.nav-wrap{width:calc(100% - 48px)}.nav-wrap{gap:20px;min-height:68px}.desktop-nav{gap:18px}.languages{padding-left:12px}.hero{gap:28px;grid-template-columns:1.08fr .92fr}.hero h1{font-size:73px}.hero-statement{font-size:28px}.hero-art{min-height:525px}.hero-art>img{width:128%;max-width:none;left:-14%;object-fit:contain}.art-top{left:20px;right:20px;font-size:9px}.art-bottom{left:22px;font-size:23px}.hero-copy>.eyebrow{font-size:9px}.hero-description{font-size:14px}.hero-actions{gap:7px}.hero-actions .social-link{width:38px;height:38px}.hero-actions .icon{width:18px;height:18px}.button-primary{font-size:12px;gap:12px;padding-inline:12px}.study-feature{grid-template-columns:1fr 1.4fr;gap:25px}.study-feature .study-visual{min-height:300px}.study h3{font-size:29px}.study-summary{font-size:14px}.study-meta{font-size:10px}.study-secondary .study-visual{height:145px}.study-pair{gap:26px}.study-secondary h3{font-size:27px}.tools-grid{grid-template-columns:1fr}.tool-card{display:grid;grid-template-columns:1.05fr 1.5fr;column-gap:25px;align-items:start;padding:25px}.tool-card-top{grid-column:1;margin-bottom:16px}.tool-card h3{grid-column:1}.tool-card p{grid-column:2;grid-row:1 / span 2;margin-top:4px;margin-bottom:10px}.tool-links{grid-column:2;margin-top:12px}.news-section{grid-template-columns:160px 1fr;gap:25px}.contact-layout{grid-template-columns:1fr 1fr;gap:25px}.email-link{font-size:25px;gap:12px}.contact-section h2{font-size:45px}.site-footer{flex-wrap:wrap}.site-footer>span:nth-child(2){order:3;width:100%;text-align:left}.all-tools .tool-card{display:flex;padding:25px}.all-tools .tool-card p{margin-top:16px}.all-tools .tool-card h3{min-height:60px}.year-group{grid-template-columns:84px 1fr;gap:25px}.publication-row h3{font-size:26px}html[lang="zh-CN"] .hero h1{font-size:68px}html[lang="zh-CN"] .hero-statement{font-size:25px}html[lang="zh-CN"] .study h3{font-size:26px}html[lang="zh-CN"] .study-secondary h3{font-size:24px}html[lang="zh-CN"] .contact-section h2{font-size:36px}}
@media(max-width:650px){html{scroll-padding-top:88px}.wrap,.nav-wrap{width:calc(100% - 36px)}.nav-wrap{min-height:64px;gap:12px}.brand{font-size:13px;gap:8px}.brand img{height:26px;width:26px}.desktop-nav{display:none}.nav-end{gap:12px}.languages{padding-left:0;border:0}.languages a{min-height:40px;min-width:33px;font-size:10px}.mobile-menu{display:block}.hero{grid-template-columns:1fr;gap:31px;padding-block:35px 37px}.hero-copy{padding:0}.hero-copy>.eyebrow{font-size:10px}.hero h1{font-size:clamp(73px,17vw,100px);margin-top:18px}.hero-statement{font-size:32px;margin-top:18px;line-height:1.17}.hero-description{font-size:14px;margin-top:15px;max-width:440px;line-height:1.75}.hero-actions{margin-top:23px;gap:12px}.hero-actions .social-link{width:44px;height:44px}.hero-actions .icon{width:20px;height:20px}.button-primary{font-size:12px;gap:22px;min-height:46px;padding-inline:16px}.affiliations{margin-top:20px;display:flex;flex-wrap:wrap;column-gap:19px;row-gap:5px;font-size:11px}.affiliations p:last-child{flex-basis:100%;margin-top:2px}.hero-art{min-height:0;height:265px}.hero-art>img{width:100%;height:430px;left:22%;top:-68px;transform:rotate(-14deg);object-fit:contain}.hero-art:hover>img{transform:rotate(-14deg)}.art-top{top:19px;left:20px;right:20px;font-size:9px}.art-sun{font-size:24px}.art-bottom{left:21px;right:21px;bottom:21px;font-size:25px;max-width:140px}.art-rule{display:none}.research-section{padding-top:33px}.section-heading{gap:20px;align-items:flex-start;flex-direction:column;margin-bottom:23px}.section-heading .eyebrow{font-size:10px;margin-bottom:10px}.section-heading h2{font-size:41px}.section-link{font-size:12px;gap:10px;margin-bottom:0;min-height:36px}.study-feature{grid-template-columns:1fr;gap:23px;padding:23px 0 30px}.study-feature .study-visual{min-height:0;height:235px}.study-feature .study-visual>svg{max-height:265px}.study-meta{font-size:10px;margin-bottom:13px;column-gap:8px}.study-meta span+span::before{margin-right:8px}.study h3{font-size:32px;line-height:1.12}.study-summary{font-size:14px;line-height:1.8;margin-top:13px}.formal-title{font-size:12px;line-height:1.6;margin-top:14px}.research-links{margin-top:15px;gap:20px;font-size:12px}.details-link{margin-top:9px;min-height:30px}.study-pair{grid-template-columns:1fr;padding-top:27px;gap:30px}.study-secondary{padding-bottom:27px;border-bottom:1px solid var(--line)}.study-secondary:last-child{padding-bottom:0;border-bottom:0}.study-secondary .study-visual{height:170px;margin-bottom:23px}.study-secondary h3{font-size:31px}.study-secondary .formal-title{min-height:0}.news-section{grid-template-columns:1fr;gap:21px;margin-top:34px;padding-block:31px 37px}.news-section h2{font-size:27px;padding:0;gap:15px}.news-section li{grid-template-columns:65px 1fr;gap:13px;font-size:12px;padding-block:13px}.news-section time{font-size:10px}.news-section li a{gap:10px}.news-section .arrow{width:15px;height:15px}.tools-section{padding-block:35px 36px}.tools-section .section-heading{margin-bottom:23px;gap:16px}.section-description{font-size:13px;margin-top:14px}.tool-card{display:flex;padding:23px}.tool-card-top{gap:15px;min-height:44px;margin-bottom:17px}.tool-mark{width:43px;height:43px}.tool-card h3{font-size:27px;max-width:none}.tool-card p{font-size:13px;line-height:1.8;margin-top:14px;margin-bottom:15px}.tool-links{margin-top:auto}.contact-section{padding-block:38px 33px}.contact-layout{grid-template-columns:1fr;gap:26px}.contact-links{justify-self:start;width:100%}.contact-section h2{font-size:45px}.contact-section .eyebrow{font-size:10px;margin-bottom:13px}.contact-section p:not(.eyebrow){font-size:13px;margin-top:13px}.email-link{font-size:28px;gap:16px;justify-content:space-between;width:fit-content;max-width:100%;padding-block:8px}.socials{margin-top:18px;gap:13px}.site-footer{font-size:9px;padding-block:16px 19px;gap:6px}.site-footer>span:nth-child(2){font-size:9px}.footer-dot{margin-inline:6px}.index-header{padding-top:35px;padding-bottom:27px}.index-header .eyebrow{font-size:10px;margin-bottom:19px}.index-header h1{font-size:53px;letter-spacing:-.04em}.index-header>p:last-child{font-size:14px;margin-top:17px}.filter-form{gap:10px;padding-block:13px;flex-wrap:wrap}.search-field{flex-basis:100%;border-bottom:1px solid var(--line);padding-bottom:9px}.search-field input{font-size:12px;height:38px;padding-left:2px}.search-field svg{height:20px;width:20px}.year-field select{font-size:11px;min-height:38px;padding-block:7px}.filter-bar{align-items:flex-start;flex-direction:column;gap:12px;padding-block:15px 20px}.filter-buttons{gap:5px}.filter-buttons button{min-height:38px;font-size:10px;padding:8px 10px}#result-count{font-size:10px}.year-group{grid-template-columns:1fr;gap:20px;padding-top:21px;margin-bottom:21px}.year-label h2{font-size:31px;position:static}.publication-row{padding-bottom:22px;margin-bottom:22px;scroll-margin-top:90px}.publication-topline{font-size:10px;gap:12px;margin-bottom:13px}.publication-type{font-size:9px}.publication-row h3{font-size:25px;line-height:1.16}.authors{font-size:11px;line-height:1.8}.publication-summary{font-size:13px;line-height:1.8}.publication-links{font-size:11px;margin-top:11px;gap:20px}.all-tools{padding-bottom:27px}.all-tools .tools-grid{grid-template-columns:1fr;gap:17px}.all-tools .tool-card{padding:23px}.all-tools .tool-card h3{min-height:0}.all-tools .tool-card p{font-size:13px}.empty-state{padding-block:45px}.empty-state h2{font-size:27px}html[lang="zh-CN"] .hero h1{font-size:70px;margin-top:17px}html[lang="zh-CN"] .roman-name{font-size:12px;margin-top:7px}html[lang="zh-CN"] .hero-statement{font-size:28px;line-height:1.4;margin-top:21px}html[lang="zh-CN"] .hero-description{font-size:14px;margin-top:15px}html[lang="zh-CN"] .art-bottom{font-size:23px;line-height:1.35}html[lang="zh-CN"] .section-heading h2{font-size:34px}html[lang="zh-CN"] .study h3{font-size:27px;line-height:1.4}html[lang="zh-CN"] .study-meta{font-size:10px}html[lang="zh-CN"] .study-summary{font-size:13px;line-height:1.9}html[lang="zh-CN"] .study-secondary h3{font-size:25px}html[lang="zh-CN"] .news-section h2{font-size:24px}html[lang="zh-CN"] .contact-section h2{font-size:37px}html[lang="zh-CN"] .index-header h1{font-size:44px}html[lang="zh-CN"] .publication-row h3{font-size:25px}html[lang="zh-CN"] .tool-card h3{font-size:25px;line-height:1.4}}
@media(max-width:820px){.desktop-nav{display:none}.mobile-menu{display:block}.languages{border:0;padding-left:0}.nav-end{gap:20px}}
@media(max-width:359px){.wrap,.nav-wrap{width:calc(100% - 28px)}.brand span{display:none}.hero h1{font-size:68px}.hero-statement{font-size:29px}.hero-art{height:235px}.email-link{font-size:24px}.hero-actions{gap:9px}.button-primary{gap:13px}.hero-actions .social-link{width:41px;height:41px}.art-bottom{font-size:23px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{animation:none!important;transition:none!important}.hero-art:hover>img{transform:none}}
@media print{.site-header,.hero-art,.filter-form,.filter-bar,.site-footer,.socials{display:none}body{background:white;color:black}.wrap{width:100%;max-width:none}.hero{grid-template-columns:1fr}.contact-section{padding-block:24px}.study,.publication-row,.tool-card{break-inside:avoid}.tools-section{background:none}.study-visual{max-height:180px}.contact-links{justify-self:start}a{color:inherit}}


.small-star { fill:none; stroke:currentColor; stroke-width:1.6; stroke-linecap:round; flex-shrink:0; }
.site-footer>a { gap:8px; }
.site-footer>a .arrow { width:16px; height:16px; }
.research-explorer {
  height:auto;
  min-height:0;
  padding:25px 28px 23px;
  display:flex;
  flex-direction:column;
  align-self:center;
  width:100%;
}
.explorer-header { display:flex; align-items:center; justify-content:space-between; color:#cec2ad; }
.explorer-header h2 { font:500 11px/1.6 var(--sans); letter-spacing:.12em; text-transform:uppercase; }
.explorer-header>span { font-size:21px; line-height:1; color:#d1ac81; }
.explorer-stage { height:170px; position:relative; overflow:hidden; margin-block:3px 13px; }
.explorer-stage img {
  position:absolute; width:225px; max-width:none; height:230px;
  top:50%; left:50%; transform:translate(-50%,-50%) rotate(-9deg);
  transition:transform .65s cubic-bezier(.2,.6,.2,1),opacity .4s;
  opacity:.95;
}
.research-explorer[data-topic="unlearning"] .explorer-stage img { transform:translate(-50%,-50%) rotate(25deg) scale(.91); }
.research-explorer[data-topic="privacy"] .explorer-stage img { transform:translate(-50%,-50%) rotate(65deg) scale(.96); }
.research-explorer[data-topic="security"] .explorer-stage img { transform:translate(-50%,-50%) rotate(105deg) scale(.92); }
.explorer-options { display:grid; grid-template-columns:repeat(2,minmax(0,1fr)); gap:8px; }
.explorer-options button {
  display:flex; align-items:center; gap:9px;
  min-height:44px; min-width:44px; padding:10px 13px;
  border:1px solid #686154; border-radius:2px; background:transparent;
  color:#d5cbb9; font:400 12px/1.5 var(--sans); text-align:left;
  transition:background .2s,border-color .2s,color .2s;
}
.explorer-options button:hover { background:#38342b; border-color:#a49075; color:#f4e8d3; }
.explorer-options button[aria-pressed="true"] { background:#e9dac0; border-color:#e9dac0; color:#302b23; }
.topic-dot { width:5px; height:5px; border-radius:50%; background:currentColor; opacity:.55; flex-shrink:0; }
.explorer-options button[aria-pressed="true"] .topic-dot { opacity:1; background:#9c6242; }
.research-explorer :is(button,a):focus-visible { outline-color:#e6b985; outline-offset:3px; }
.explorer-panels { margin-top:22px; min-height:190px; }
.explorer-panel { display:flex; flex-direction:column; min-height:inherit; }
.explorer-panel h3 { font-size:29px; line-height:1.1; letter-spacing:-.025em; max-width:350px; }
.explorer-panel p { color:#c8bda9; font-size:12px; line-height:1.8; margin:12px 0 14px; max-width:375px; }
.explorer-link { display:flex; align-items:center; justify-content:space-between; gap:20px; min-height:44px; margin-top:auto; font-size:12px; border-top:1px solid #555044; color:#ecdbc0; }
.explorer-link:hover { color:#fff2dc; }
.explorer-link .arrow { width:18px; height:18px; transition:transform .2s; }
.explorer-link:hover .arrow { transform:translateX(3px); }
.explorer-fallback { display:flex; flex-wrap:wrap; gap:8px 18px; margin-top:14px; font-size:12px; }
.explorer-fallback a { display:inline-flex; align-items:center; min-height:44px; }
html[lang="zh-CN"] .explorer-header h2 { font:500 11px/1.6 var(--sans); letter-spacing:.09em; }
html[lang="zh-CN"] .explorer-panel h3 { font-size:25px; line-height:1.5; }
html[lang="zh-CN"] .explorer-panel p { line-height:1.9; }
.study-visual-skills>img { padding:0; max-height:none; }


.brand,.desktop-nav a,.mobile-menu summary,.mobile-menu nav a,
.section-link,.details-link,.research-links a,.publication-links a,.tool-links a,
.news-section li a,.site-footer a,.email-link,.empty-state button {
  min-height:44px;
  min-width:44px;
}
.brand { flex-shrink:0; }
.desktop-nav { gap:4px; }
.desktop-nav a { display:flex; align-items:center; justify-content:center; padding-inline:12px; }
.desktop-nav a.is-current::after { left:12px; right:12px; background:var(--ink); }
.nav-end { gap:16px; }
.mobile-menu nav a { display:flex; align-items:center; }
.languages { position:relative; isolation:isolate; gap:0; padding:0 3px; border:0; flex-shrink:0; }
.languages::before { content:""; position:absolute; inset:5px 0; z-index:-1; border:1px solid var(--line); border-radius:4px; }
.languages a { position:relative; isolation:isolate; width:44px; min-width:44px; height:44px; min-height:44px; font-size:12px; line-height:1; font-weight:400; text-decoration:none; }
.languages a::before { content:""; position:absolute; inset:8px 1px; z-index:-1; border-radius:2px; transition:background .15s; }
.languages a:hover { color:var(--ink); }
.languages a:hover::before { background:#eee9df; }
.languages a.active { color:var(--ink); font-weight:500; text-decoration:none; }
.languages a.active::before { background:#e5dfd3; }
.languages a:focus-visible { outline:2px solid var(--ink); outline-offset:-3px; border-radius:4px; }
.social-link,.hero-actions .social-link { width:44px; height:44px; min-width:44px; min-height:44px; flex-shrink:0; }
.button-primary { min-height:48px; }
.hero-actions { flex-wrap:wrap; }
.details-link { font-size:12px; }
.filter-form { align-items:center; }
.search-field input { height:46px; min-height:44px; line-height:1.4; }
.year-field { display:flex; flex-shrink:0; }
.year-field select {
  appearance:none; -webkit-appearance:none;
  min-height:46px; min-width:164px; max-width:100%;
  padding:11px 42px 11px 14px; border-radius:2px;
  font-size:14px; line-height:1.5; cursor:pointer;
  background:transparent url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 16 16'%3E%3Cpath d='m4 6 4 4 4-4' fill='none' stroke='%23777166' stroke-width='1.4' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") no-repeat right 14px center;
}
.filter-buttons { gap:8px; }
.filter-buttons button { min-height:44px; min-width:44px; font-size:12px; padding:10px 13px; }
.filter-bar { align-items:flex-start; }
#result-count { padding-top:12px; }
@media(max-width:1080px) {
  .research-explorer { padding-inline:22px; }
  .explorer-options button { padding-inline:10px; font-size:11px; gap:8px; }
  .explorer-panel h3 { font-size:26px; }
  .explorer-panels { min-height:190px; }
}
@media(max-width:820px) {
  .research-explorer { padding-inline:18px; }
  .explorer-stage { height:150px; }
  .explorer-stage img { width:200px; height:204px; }
  .explorer-options button { gap:7px; padding-inline:9px; }
  .explorer-panel h3 { font-size:25px; }
  .explorer-panels { min-height:190px; }
  html[lang="zh-CN"] .explorer-panel h3 { font-size:22px; }
}
@media(max-width:650px) {
  .research-explorer { height:auto; min-height:0; padding:22px; }
  .explorer-stage { height:128px; margin-block:0 12px; }
  .explorer-stage img { width:170px; height:174px; }
  .explorer-options button { font-size:12px; padding-inline:12px; }
  .explorer-panels { min-height:180px; margin-top:21px; }
  .explorer-panel h3 { font-size:27px; }
  html[lang="zh-CN"] .explorer-panel h3 { font-size:23px; }
  .year-field { width:100%; }
  .year-field select { width:100%; font-size:16px; }
  .search-field input { font-size:16px; height:46px; }
  .search-field input::placeholder { font-size:13px; }
  .filter-buttons button { font-size:12px; padding-inline:12px; }
  #result-count { padding-top:0; }
}
@media(max-width:359px) {
  .research-explorer { padding-inline:18px; }
  .explorer-options button { font-size:11px; padding-inline:9px; }
  .explorer-panel h3 { font-size:25px; }
  .explorer-panels { min-height:192px; }
  html[lang="zh-CN"] .explorer-panel h3 { font-size:21px; }
}
@media(prefers-reduced-motion:reduce) {
  .research-explorer[data-topic] .explorer-stage img { transform:translate(-50%,-50%); }
  .explorer-link:hover .arrow { transform:none; }
}
@media print { .research-explorer { display:none; } }