/* One final responsive layer keeps layout independent of older breakpoint rules. */
@media screen{
  :root{--page-gutter:clamp(20px,3.5vw,56px);--header-height:78px}
  html{scroll-padding-top:calc(var(--header-height) + 24px)}
  .wrap{width:min(1360px,calc(100% - var(--page-gutter)*2))}
  .header-inner{height:var(--header-height);gap:clamp(16px,2vw,28px)}
  .brand{white-space:nowrap;flex-shrink:0}.header-actions{flex-shrink:0}
  .nav{gap:clamp(14px,1.6vw,24px)}.nav a{font-size:12px;white-space:nowrap}
  .hero{padding:0;min-height:620px;height:calc(100svh - var(--header-height));max-height:860px}
  .hero-layout{padding-block:28px 24px}
  .hero-copy{padding-block:28px;max-width:650px}
  .hero h1{font-size:clamp(88px,8.3vw,132px);letter-spacing:-.055em;line-height:.94}
  .hero h1 em{letter-spacing:-.045em}.hero-role{font-size:13px}
  .hero-description{font-size:clamp(16px,1.35vw,19px);max-width:430px}
  .hero-backdrop{object-position:65% 50%}
  .section{padding-block:clamp(68px,7vw,104px)}
  .section-header{display:grid;grid-template-columns:minmax(0,1fr) minmax(220px,320px);gap:40px;align-items:end}
  .section-header h2{font-size:clamp(38px,3.6vw,56px);max-width:780px}
  .section-header p{max-width:320px;font-size:13px}
  .section-header>*,.about-grid>*,.experience-grid>*,.research-item,.press-card,.paper>*,.contact>*{min-width:0}
  .section-header:not(:has(>p,>.section-lead)){grid-template-columns:minmax(0,1fr)}
  .about-grid,.experience-grid{gap:clamp(32px,5vw,72px)}
  .about-photo>img{height:auto}
  .about-aside{grid-template-columns:repeat(2,minmax(0,1fr))}.skill-line{overflow-wrap:anywhere}
  .about-text p{font-size:15px;max-width:65ch}
  .research-section .section{padding-block:clamp(68px,7vw,104px) clamp(44px,5vw,68px)}
  .research-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:clamp(22px,2.4vw,34px)}
  .research-visual{height:auto;aspect-ratio:1.7}
  .research-item h3{font-size:clamp(25px,2vw,29px);min-height:2.5em}
  .research-item p{font-size:13px}
  .press-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:clamp(22px,2.4vw,34px)}
  .press-card h3{font-size:clamp(25px,2vw,29px)}.press-card p{font-size:13px}
  .press-read{margin-top:auto}.press-photo{flex-shrink:0}
  .paper-title{font-size:clamp(25px,2.2vw,30px);overflow-wrap:anywhere}
  .paper-actions,.paper-meta,.footer-links{flex-wrap:wrap}
  .timeline-item h3,.award-row strong{overflow-wrap:anywhere}.timeline-item p{max-width:65ch}
  .award-links{display:flex;flex-wrap:wrap;gap:10px 22px}.award-links a{margin-top:12px}
  .award-feature .award-icon{display:none}
  .contact.wrap{padding-inline:max(var(--page-gutter),calc((100% - 1360px)/2));gap:40px}
  .contact h2{font-size:clamp(44px,4.6vw,68px)}.email-link{overflow-wrap:anywhere}
  #mail-workspace{grid-template-columns:216px minmax(0,1fr)}
  .mail-sidebar{padding-inline:20px}.mail-main{width:100%;max-width:1528px;margin-inline:auto;padding:0 clamp(24px,3vw,64px) 28px;container:mail-content / inline-size}
  .mail-main:has(.analytics-root) .mail-topbar{height:72px}
  .mail-topbar>span{font-size:9px;letter-spacing:1px}.mail-top-actions{gap:14px;flex-shrink:0}
  .mail-language{flex-shrink:0}.mail-language button{white-space:nowrap;flex:none}
  .mail-welcome{gap:24px}.mail-welcome h1{font-size:clamp(31px,2.6vw,40px)}
  .mail-welcome p{font-size:12px;line-height:1.8}.mail-preview-banner{font-size:11px}
  .mail-preview-banner p{min-width:0}.mail-preview-banner>span{font-size:10px}
  .analytics-toolbar{gap:20px;align-items:center;flex-wrap:wrap}
  .analytics-toolbar>div>span{font-size:10px}.analytics-toolbar p{font-size:11px;line-height:1.8}
  .analytics-controls{gap:12px;flex-shrink:0}.analytics-region>span{display:inline;font-size:10px}
  .analytics-range button{font-size:11px;padding:8px 12px}.analytics-region select{font-size:11px;min-height:37px;max-width:190px}
  .analytics-kpis{grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}
  .analytics-kpi{padding:18px 18px 15px;display:flex;flex-direction:column;align-items:stretch}
  .analytics-kpi>span{font-size:12px;min-height:1.5em;line-height:1.4}
  .analytics-kpi>strong{font-size:clamp(36px,3vw,46px);margin:5px 0 9px;white-space:nowrap}
  .analytics-kpi p{font-size:10px;line-height:1.65;min-height:3.3em}
  .analytics-kpi small{font-size:9px;margin-top:auto;padding-top:5px}
  .analytics-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:22px;align-items:stretch}
  .analytics-panel{padding:26px;container:chart / inline-size}
  .analytics-wide,.analytics-destinations{grid-column:1/-1}
  .analytics-panel-head{margin-bottom:26px}.analytics-panel-head h2{font-size:clamp(23px,2vw,28px);line-height:1.22}
  .analytics-panel-head p{font-size:12px;max-width:52ch;line-height:1.75}
  #mail-workspace .analytics-activity-chart{display:block;width:100%;height:auto;max-height:310px}
  .analytics-activity-chart text{font-size:10px}.analytics-legend{font-size:11px;gap:20px;margin-top:10px}
  .analytics-donut-wrap{gap:24px;min-height:210px;justify-content:center}
  .analytics-donut{width:clamp(116px,34cqw,162px);height:clamp(116px,34cqw,162px);padding:19px}
  .analytics-donut strong{font-size:38px}.analytics-donut span{font-size:9px}
  .analytics-outcome-legend{max-width:290px;gap:8px}.analytics-outcome-legend button{font-size:11px;gap:8px}
  .analytics-outcome-legend strong{font-size:12px}.analytics-outcome-legend small{font-size:10px;width:42px}
  .analytics-funnel{gap:24px}.analytics-funnel button{grid-template-columns:100px minmax(0,1fr) 25px 45px;gap:10px;font-size:11px}
  .analytics-funnel strong{font-size:13px}.analytics-funnel small{font-size:10px}
  .analytics-mini-bars{height:200px;gap:18px}.analytics-mini-track{height:135px}.analytics-mini-bars strong{font-size:18px}.analytics-mini-bars small{font-size:11px}
  .analytics-region-bars{gap:24px}.analytics-region-bars button{grid-template-columns:80px minmax(0,1fr) 48px 32px;gap:10px;font-size:11px}
  .analytics-region-bars strong{font-size:12px}.analytics-region-bars small{font-size:10px}
  .analytics-table table{font-size:12px}.analytics-table th{font-size:10px}.analytics-table td{padding-block:14px}
  .analytics-definitions summary,.analytics-definitions p{font-size:12px}.analytics-sample-foot{font-size:10px}
  .mail-workspace-grid{grid-template-columns:minmax(0,1fr)}.mail-queue{display:none}
  .mail-message-copy>strong{white-space:normal;line-height:1.6}.mail-snippet{font-size:11px}
  .mail-settings-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  #mail-login{width:min(890px,calc(100% - 40px))}.mail-login-art{min-height:560px}
  html[lang=zh-CN] .hero h1{font-size:clamp(66px,7vw,104px);line-height:1.2}
  html[lang=zh-CN] .section-header h2{font-size:clamp(34px,3vw,46px)}
}
@media screen and (max-width:1180px) and (min-width:901px){
  #mail-workspace{grid-template-columns:190px minmax(0,1fr)}.mail-sidebar{padding-inline:15px}.mail-sidebar nav>button{gap:10px;font-size:11px}
  .mail-main{padding-inline:24px}.mail-brand{gap:10px}.mail-brand>span{font-size:9px}
  .mail-topbar>span{max-width:230px;font-size:8px}
}
@media screen and (max-width:1050px){
  :root{--header-height:68px}
  .header-cv{display:none}.menu-toggle{display:block}.header-actions{gap:15px}
  .nav{display:none;position:absolute;top:var(--header-height);left:0;right:0;padding:18px var(--page-gutter);background:#252a32;border-bottom:1px solid #535c6b;box-shadow:0 12px 20px #151c2514;flex-direction:column;align-items:stretch;gap:0}
  .nav.open{display:flex}.nav a,.nav a[data-nav=about]{display:block;color:#e3e7ef;font-size:14px;padding:12px 3px}
  .hero h1{font-size:clamp(80px,10vw,105px)}
  .press-grid{grid-template-columns:1fr;gap:32px}.press-card{display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);gap:28px;padding:0 0 28px}
  .press-photo{aspect-ratio:1.4}.press-body{padding:0}.press-meta{flex-direction:row;flex-wrap:wrap}
  .press-card h3{font-size:28px;margin-block:14px}.press-card p{margin-bottom:20px}
}
@media screen and (max-width:960px){
  .section-header{grid-template-columns:1fr;gap:20px;align-items:start}.section-header p{max-width:60ch}
  .research-grid{grid-template-columns:1fr;gap:36px}
  .research-item{display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);column-gap:28px;row-gap:14px}
  .research-visual{grid-column:1;grid-row:1/4;height:100%;min-height:240px;aspect-ratio:auto}
  .research-item h3{grid-column:2;min-height:0;margin:0;font-size:28px;max-width:none}.research-item p{grid-column:2;margin:0;align-self:start}
  .research-tags{grid-column:2;margin-top:0;align-self:end}
  .inverse-visual{position:absolute;inset:0}
  .research-item h3,html[lang=zh-CN] .research-item h3{min-height:0}
}
@media screen and (max-width:900px){
  #mail-workspace{display:block}.mail-sidebar{position:relative;height:auto;padding:22px var(--page-gutter) 0}
  .mail-brand{margin-bottom:22px}.mail-sidebar-label,.mail-profile,.offline-indicator{display:none}
  .mail-sidebar nav{flex-direction:row;gap:5px;overflow-x:auto;scrollbar-width:none}
  .mail-sidebar nav>button{flex:1;justify-content:center;white-space:nowrap;padding:12px 8px;font-size:12px;gap:8px;border-radius:4px 4px 0 0}
  .mail-sidebar nav>button.active{box-shadow:inset 0 -2px #aab3c1}.mail-sidebar nav small{display:none}
  .mail-sidebar-bottom{position:absolute;top:24px;right:var(--page-gutter);margin:0;padding:0}.mail-sidebar-bottom>button{padding:0;font-size:10px}
  .mail-main{padding-inline:var(--page-gutter)}.mail-main:has(.analytics-root) .mail-topbar{height:62px}
  .mail-mobile-logout{display:grid;place-items:center;width:28px;height:28px;padding:5px;border:1px solid #d9e0ea;border-radius:5px;background:#fafbfc;color:#7f8da2}
  .mail-mobile-logout svg{width:14px!important;height:14px!important}
  .mail-settings-grid{grid-template-columns:1fr}
  .about-grid,.experience-grid{grid-template-columns:1fr;gap:40px}.about-note{display:none}.about-photo>img{aspect-ratio:2.5}
  .about-text p{max-width:70ch}.contact.wrap{flex-direction:column;align-items:start}
}
@container mail-content (max-width:820px){
  .analytics-kpis{gap:12px}.analytics-kpi{padding:18px 14px}.analytics-kpi>span{font-size:11px}.analytics-kpi>strong{font-size:36px}.analytics-kpi p{font-size:9px}
  .analytics-panel{padding:22px}.analytics-panel-head h2{font-size:24px}.analytics-panel-head p{font-size:11px}
  .analytics-grid{gap:16px}.analytics-donut-wrap{gap:16px}.analytics-outcome-legend button{font-size:10px;gap:5px}.analytics-outcome-legend small{font-size:9px;width:37px}
  .analytics-funnel button{grid-template-columns:82px minmax(0,1fr) 22px 40px;font-size:10px;gap:7px}
  .analytics-region-bars button{grid-template-columns:65px minmax(0,1fr) 43px 25px;font-size:10px;gap:7px}
}
@container mail-content (max-width:700px){
  .analytics-kpis{grid-template-columns:repeat(2,minmax(0,1fr))}.analytics-grid{grid-template-columns:minmax(0,1fr)}
  .analytics-wide,.analytics-destinations{grid-column:auto}
  .analytics-kpi>span{min-height:1.5em;font-size:12px}.analytics-kpi p{min-height:0;font-size:10px}.analytics-kpi small{margin-top:7px;padding:0}
  .analytics-controls{width:100%;justify-content:space-between}.analytics-toolbar{gap:16px}.analytics-region>span{display:none}
  .analytics-toolbar{align-items:stretch}.analytics-toolbar>div:first-child{width:100%}
  .analytics-donut{width:140px;height:140px}.analytics-donut-wrap{gap:28px}.analytics-outcome-legend{max-width:320px}
  .analytics-outcome-legend button{font-size:12px}.analytics-outcome-legend small{font-size:10px}
  .analytics-funnel button{grid-template-columns:100px minmax(0,1fr) 25px 45px;font-size:11px}
  .analytics-region-bars button{grid-template-columns:80px minmax(0,1fr) 48px 32px;font-size:11px}
  .mail-preview-banner{position:relative;gap:9px;padding:13px}.mail-preview-banner p{flex-basis:100%;font-size:10px}
  .mail-preview-banner>button{position:absolute;right:13px;top:14px;font-size:9px}
  .mail-welcome>.mail-secondary{font-size:0;padding:9px}.mail-welcome>.mail-secondary svg{width:16px}
}
@media screen and (max-width:640px){
  :root{--page-gutter:20px;--header-height:66px}
  .brand{font-size:14px;gap:10px}.header-actions{gap:8px}.workspace-entry{padding:7px}.workspace-entry-label{display:none}
  .hero{min-height:700px;height:calc(100svh - var(--header-height));max-height:860px}.hero-layout{padding-block:24px 20px}
  .hero h1{font-size:clamp(72px,20vw,110px);margin-block:0 26px}.hero-role{font-size:11px;max-width:290px}
  .hero-copy{padding-block:30px}.hero-description{font-size:17px;max-width:340px}.hero-actions{gap:22px}
  .hero-topline{font-size:7px;letter-spacing:1px}.hero-backdrop{object-position:60% 50%}
  .hero-bottom{gap:16px}.hero-scroll{font-size:7px}.image-credit{max-width:180px;font-size:7px}.image-credit small{font-size:7px}
  .affiliation-strip{flex-wrap:wrap;gap:15px}.research-keywords{display:none}.band-link{max-width:110px}
  .section{padding-block:64px}.section-header h2{font-size:38px}.section-header{margin-bottom:30px}
  .about-photo>img{aspect-ratio:2}.about-photo figcaption{flex-wrap:wrap}.about-aside{gap:0 16px}
  .research-item{display:flex;gap:0}.research-visual{height:auto;min-height:0;aspect-ratio:1.6;flex:none}
  .research-item h3{font-size:28px;margin:22px 0 14px}.research-item p{margin-bottom:20px;font-size:13px}.research-tags{align-self:stretch}
  .press-card{display:flex;gap:0;padding:0}.press-photo{aspect-ratio:1.5}.press-body{padding-block:22px 26px}.press-card h3{font-size:28px}
  .paper{grid-template-columns:minmax(0,1fr) 28px}.paper-title{font-size:25px}.paper-year{grid-column:1/-1}.paper-arrow{grid-column:2;grid-row:2}
  .contact.wrap{padding-block:60px}.contact h2{font-size:48px}.footer-inner{flex-direction:column;align-items:start}
  .mail-sidebar nav>button{flex:1 1 0;min-width:0;padding:12px 4px;font-size:9px;gap:4px}.mail-sidebar nav svg{width:12px!important;height:12px!important}
  .mail-topbar{gap:12px}.mail-topbar>span{max-width:115px;letter-spacing:.5px;font-size:7px;line-height:1.7}.mail-top-actions{gap:7px}.mail-connection-dot{font-size:8px}
  .mail-welcome h1{font-size:32px}.mail-welcome p{font-size:11px}.mail-welcome{align-items:start}
  .analytics-toolbar>div>span{font-size:9px}.analytics-toolbar p{font-size:10px}.analytics-range button{font-size:10px;padding:8px 11px}
  .analytics-region select{font-size:10px;max-width:165px}
  .analytics-kpi>span{font-size:10px;min-height:2.8em}.analytics-kpi>strong{font-size:36px}.analytics-kpi p{font-size:9px;min-height:3.3em}.analytics-kpi small{font-size:8px}
  .analytics-panel{padding:22px 18px}.analytics-panel-head h2{font-size:25px}.analytics-panel-head p{font-size:11px}
  .analytics-legend{font-size:9px;gap:12px}.analytics-activity-chart text{font-size:15px}
  .analytics-donut-wrap{gap:22px}.analytics-donut{width:126px;height:126px;padding:17px}.analytics-outcome-legend button{font-size:10px}.analytics-outcome-legend small{font-size:9px;width:37px}
  .analytics-funnel button{grid-template-columns:80px minmax(0,1fr) 22px 40px;font-size:10px;gap:7px}
  .analytics-region-bars button{grid-template-columns:65px minmax(0,1fr) 42px 25px;gap:7px;font-size:10px}
  .analytics-mini-bars{gap:14px;padding-inline:0}.analytics-weekday-bars{gap:8px}.analytics-mini-bars small{font-size:10px}
  .analytics-table table{font-size:11px}.analytics-table th{font-size:9px}.analytics-definitions summary,.analytics-definitions p{font-size:11px}
  #mail-login{width:calc(100% - 24px)}#mail-login[open]{display:block}.mail-login-art{min-height:0;display:block;padding:20px 25px}
  .mail-login-art>div:nth-child(2),.mail-login-art>a{display:none}.mail-login-form{padding:28px 25px 25px}
  html[lang=zh-CN] .hero h1{font-size:64px}html[lang=zh-CN] .section-header h2{font-size:33px}
}
@media screen and (max-width:380px){
  :root{--page-gutter:16px}.brand{font-size:12px;gap:7px}.header-actions{gap:5px}.brand-mark{width:30px;padding-right:8px}
  .analytics-kpi{padding:16px 12px}.analytics-kpi>strong{font-size:32px}
  .analytics-donut{width:106px;height:106px;padding:15px}.analytics-donut-wrap{gap:15px}.analytics-donut strong{font-size:31px}.analytics-donut span{font-size:8px}
  .analytics-outcome-legend button{font-size:9px}.analytics-outcome-legend small{font-size:8px;width:33px}
  .mail-connection-dot{font-size:7px}.mail-top-actions{gap:5px}.mail-language button{padding-inline:5px}
}
@media screen and (min-width:641px) and (max-height:760px){
  .hero{min-height:580px;max-height:700px}.hero-layout{padding-block:22px 20px}.hero-copy{padding-block:24px}
  .hero h1{font-size:clamp(80px,8vw,110px);margin-bottom:22px}.hero-role{margin-bottom:18px}.hero-actions{margin-top:22px}
  .hero-description{font-size:17px}.hero-bottom{padding-top:16px}
}