/* Mingyang LU — a lightweight, progressively enhanced research portfolio. */
:root{--ink:#223b42;--text:#35474c;--muted:#627277;--teal:#187769;--teal-dark:#105b51;--pale:#eaf2ee;--paper:#f6f8f7;--white:#fff;--line:#dce5e0;--radius:22px;--max:1120px;--nav:76px;--font:"Avenir Next",Avenir,"Segoe UI",Arial,sans-serif}
*,*::before,*::after{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:calc(var(--nav) + 24px)}body{margin:0;background:var(--paper);color:var(--text);font:400 16px/1.75 var(--font);-webkit-font-smoothing:antialiased}body.fr .lang-en,body.en .lang-fr{display:none!important}[hidden]{display:none!important}a{color:inherit;text-decoration:none}button{font:inherit;cursor:pointer}button,a{-webkit-tap-highlight-color:transparent}button{color:inherit}img{display:block;max-width:100%;height:auto}video{display:block;width:100%;max-width:100%;background:#15272d}h1,h2,h3,h4,p,figure{margin:0}h1,h2,h3,h4{color:var(--ink);font-weight:600;line-height:1.2;letter-spacing:-.035em}h2{font-size:clamp(2rem,3.6vw,2.8rem)}h3{font-size:1.22rem}h4{font-size:1.18rem}p+ p{margin-top:1rem}ul,ol{padding-left:1.3rem;margin:1rem 0 0}li+li{margin-top:.55rem}strong{font-weight:600}a,button,summary{touch-action:manipulation}:focus-visible{outline:3px solid #bf7430;outline-offset:5px;border-radius:4px}::selection{background:#cbe5dc;color:#173c35}.container{max-width:var(--max);margin-inline:auto;width:calc(100% - 80px)}.section{padding-block:100px}.eyebrow{font-size:.72rem;letter-spacing:.16em;line-height:1.5;font-weight:650;text-transform:uppercase;display:flex;align-items:center;gap:18px;color:var(--teal)}.section-index{color:#798b84;font-variant-numeric:tabular-nums}.small-line{display:inline-block;height:1px;width:34px;background:var(--teal)}.section-heading{display:flex;justify-content:space-between;align-items:center;gap:24px;margin-bottom:34px}.section-aside{font-size:.78rem;color:var(--muted)}.sr-only{position:absolute;width:1px;height:1px;margin:-1px;overflow:hidden;clip-path:inset(50%);white-space:nowrap}.skip-link{position:fixed;top:12px;left:12px;z-index:200;background:var(--white);padding:12px 20px;transform:translateY(-150%);box-shadow:0 4px 24px #0002}.skip-link:focus{transform:none}
/* Navigation */
.site-header{position:sticky;top:0;z-index:40;height:var(--nav);background:rgba(246,248,247,.95);border-bottom:1px solid transparent;backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px)}.site-header.scrolled{border-color:var(--line)}.nav-container{display:flex;align-items:center;height:100%;gap:38px}.nav-logo{font-size:1.15rem;letter-spacing:-.035em;white-space:nowrap;font-weight:500;color:var(--ink);margin-right:auto}.nav-logo>span{font-weight:700}.logo-dot{color:var(--teal)}.nav-links{display:flex;align-items:center;gap:30px}.nav-link,.nav-cv{font-size:.82rem;position:relative;display:inline-flex;align-items:center;min-height:44px;white-space:nowrap}.nav-link::after{content:"";height:2px;background:var(--teal);position:absolute;bottom:6px;left:0;right:0;transform:scaleX(0);transform-origin:left;transition:transform .2s}.nav-link:hover::after,.nav-link[aria-current]::after{transform:scaleX(1)}.nav-cv{font-weight:600;color:var(--teal)}.nav-actions{display:flex;align-items:center;gap:10px}.lang-toggle{border:1px solid var(--line);background:transparent;border-radius:24px;padding:8px 12px;min-height:44px;font-size:.72rem;display:flex;gap:6px;align-items:center;font-weight:600}.lang-toggle:hover{border-color:var(--teal)}#langCurrent{color:var(--ink)}#langNext{color:var(--muted)}.lang-divider{color:#9baaa2}.mobile-menu-btn{display:none;width:44px;height:44px;background:transparent;border:0;position:relative}.mobile-menu-btn>span{position:absolute;left:11px;width:22px;height:1.5px;background:var(--ink);transition:transform .2s;top:18px}.mobile-menu-btn>span+span{top:25px}.mobile-menu-btn[aria-expanded=true]>span{transform:translateY(3.5px) rotate(45deg)}.mobile-menu-btn[aria-expanded=true]>span+span{transform:translateY(-3.5px) rotate(-45deg)}
/* Intro */
.hero{padding-top:64px;padding-bottom:0}.hero-content{display:grid;grid-template-columns:minmax(0,1.5fr) minmax(250px,.82fr);gap:80px;align-items:center}.hero-greeting{margin-top:29px;font-size:1rem;color:var(--muted)}h1{font-size:clamp(3.6rem,6.7vw,5.8rem);font-weight:550;line-height:1.08;letter-spacing:-.065em;margin-top:5px;color:var(--ink)}h1>span{color:var(--teal)}.hero-statement{font-size:clamp(1.6rem,2.5vw,2.1rem);line-height:1.3;letter-spacing:-.04em;color:var(--ink);margin-top:24px;font-weight:500}.hero-title{font-size:.86rem;line-height:1.7;margin-top:21px;max-width:480px}.hero-school{color:var(--muted)}.hero-cta{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:22px;min-height:50px;padding:12px 20px;font-weight:600;font-size:.8rem;line-height:1.4;border-radius:7px;border:1px solid transparent;transition:background .2s,transform .2s}.btn:hover{transform:translateY(-2px)}.btn-primary{color:white;background:var(--teal)}.btn-primary:hover{background:var(--teal-dark)}.btn-outline{border-color:#bccbc4;background:transparent}.btn-outline:hover{background:var(--pale)}.hero-portrait{position:relative;align-self:center;padding-top:8px}.portrait-frame{border-radius:140px 140px 12px 12px;overflow:hidden;aspect-ratio:4/4.65;background:#d9e6d7;border:7px solid #fff;box-shadow:0 12px 35px #213e2e09;transform:rotate(2deg)}.portrait-frame img{width:100%;height:100%;object-fit:cover;object-position:50% 37%;transform:rotate(-2deg) scale(1.09)}.portrait-caption{display:flex;flex-direction:column;align-items:center;gap:5px;margin-top:24px;font-size:.79rem;color:var(--ink)}.chinese-name{margin-left:9px;color:var(--muted);font-size:.75rem}.portrait-location{display:flex;gap:8px;align-items:center;color:var(--muted);font-size:.7rem}.location-dot{width:5px;height:5px;border-radius:50%;background:var(--teal)}.availability-row{display:flex;align-items:center;justify-content:space-between;gap:20px;border-block:1px solid var(--line);margin-top:62px;padding:23px 0;font-size:.74rem}.availability-title{display:flex;align-items:center;gap:11px;font-weight:600;color:var(--ink)}.availability-dot{width:7px;height:7px;border-radius:50%;background:var(--teal);box-shadow:0 0 0 5px #1877690c;flex-shrink:0}.availability-row p{color:var(--muted)}.availability-row a{font-weight:600;color:var(--teal);white-space:nowrap;min-height:44px;display:flex;align-items:center}
/* Profile */
.about{padding-top:80px}.about-grid{display:grid;grid-template-columns:1fr 1.6fr;gap:80px}.about-copy{font-size:.9rem;color:var(--muted)}.about-copy .lead{font-size:1.08rem;color:var(--text);line-height:1.65}.language-note{font-size:.75rem;border-top:1px solid var(--line);margin-top:24px;padding-top:18px;color:var(--text)}.skills-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:34px;margin-top:54px}.skill-block{display:flex;flex-direction:column;border-top:1px solid #bdcfc5;padding-top:24px;transition:border-color .2s}.skill-block:hover{border-top-color:var(--teal)}.skill-number{font-size:.7rem;color:var(--teal);letter-spacing:.08em;margin-bottom:17px}.skill-block h3{margin-bottom:12px}.skill-block p{font-size:.83rem;color:var(--muted);line-height:1.7}.skill-tools{display:flex;justify-content:space-between;font-size:.69rem;font-weight:600;color:var(--teal);margin-top:auto;padding-top:22px;gap:12px}
/* Cases */
.projects{background:#edf2ef;border-block:1px solid #e4ebe6}.projects-intro{display:flex;justify-content:space-between;gap:40px;align-items:start;margin-bottom:43px}.projects-intro p{font-size:.88rem;max-width:380px;color:var(--muted);line-height:1.7}.projects-list{display:grid;gap:28px}.project-card{overflow:hidden;border:1px solid #dce6df;border-radius:var(--radius);background:white;box-shadow:0 5px 18px #1c362008;scroll-margin-top:calc(var(--nav) + 22px)}.project-card-header{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.12fr);min-height:370px}.project-visual{position:relative;min-width:0;min-height:320px;background:#e4ebe7;overflow:hidden}.project-visual>img{width:100%;height:100%;object-fit:cover;position:absolute;inset:0;transition:transform .45s}.project-card:hover .project-visual>img{transform:scale(1.025)}.project-visual>figcaption{position:absolute;bottom:15px;left:16px;right:16px;font-size:.62rem;color:white;background:#112a38c9;width:fit-content;padding:3px 9px;border-radius:3px}.project-info{padding:34px 36px;display:flex;flex-direction:column;align-items:flex-start;min-width:0}.project-kicker{font-size:.66rem;color:var(--teal);letter-spacing:.09em;font-weight:600;text-transform:uppercase;line-height:1.65;margin-bottom:15px;display:flex;flex-wrap:wrap;gap:8px}.project-kicker .project-number{margin-right:5px;font-variant-numeric:tabular-nums;color:#7a8b81}.project-title{font-size:clamp(1.5rem,2.4vw,1.95rem);line-height:1.16;margin-bottom:14px}.project-tagline{font-size:.86rem;line-height:1.6;color:var(--muted)}.project-contribution{font-size:.78rem;color:var(--ink);line-height:1.65;margin-top:14px}.project-tags-list{display:flex;gap:7px;flex-wrap:wrap;margin-top:18px}.project-tag{font-size:.62rem;line-height:1.5;padding:4px 8px;background:#f2f5f3;border-radius:4px;color:#50685d;border:1px solid #e4eae6}.card-stats{display:flex;flex-wrap:wrap;gap:17px;align-items:start;margin-top:22px;padding-top:18px;border-top:1px solid var(--line);width:100%}.stat-pill{display:flex;flex-direction:column;gap:3px;line-height:1.3}.stat-val{font-size:1.35rem;letter-spacing:-.04em;font-weight:600;color:var(--ink)}.stat-lbl{font-size:.61rem;color:var(--muted);max-width:130px}.stat-sep{display:none}.stat-pill-text{font-size:.75rem;color:var(--teal)}.project-details>summary{cursor:pointer;display:flex;align-items:center;justify-content:flex-end;gap:22px;padding:16px 36px;min-height:60px;font-size:.78rem;font-weight:600;color:var(--teal);border-top:1px solid var(--line);list-style:none;transition:background .2s}.project-details>summary::-webkit-details-marker{display:none}.project-details>summary::marker{content:""}.project-details>summary:hover{background:#f6faf7}.detail-arrow{font-size:1.3rem;font-weight:400;transition:transform .2s}.project-details[open]>summary{background:#f5f9f6;border-bottom:1px solid var(--line)}.project-details[open]>summary .detail-arrow{transform:rotate(180deg)}.project-detail-inner{padding:38px 40px 44px}.project-detail-inner>.detail-section+.detail-section,.project-detail-inner>section+section{margin-top:38px;padding-top:34px;border-top:1px solid var(--line)}.detail-section h4{margin-bottom:14px}.detail-section p,.detail-section li,.case-lead{font-size:.87rem;line-height:1.8;color:#52645c}.detail-section strong{color:var(--ink)}.detail-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:32px}.detail-grid>*,.media-grid>*{min-width:0}.case-lead{font-size:1rem!important;max-width:850px;color:var(--ink)!important}.case-note{padding:16px 20px;background:#f2f7f3;border-left:3px solid #88b3a1;border-radius:0 5px 5px 0;font-size:.8rem!important;margin-top:20px}.metric-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin-block:20px}.metric{padding:16px 18px;background:#f2f6f3;border-radius:8px}.metric strong,.metric-value{display:block;font-size:1.5rem;line-height:1.3;color:var(--teal);letter-spacing:-.04em}.metric span,.metric p,.metric-label{font-size:.74rem;color:var(--muted)}.media-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px;margin-top:22px}.media-figure{min-width:0;margin-top:22px}.media-grid>.media-figure{margin-top:0}.media-figure img{width:100%;height:auto;border-radius:9px;background:white}.media-figure figcaption{font-size:.71rem;line-height:1.65;color:var(--muted);margin-top:10px}.image-viewer{display:block;position:relative;border:1px solid var(--line);border-radius:9px;overflow:hidden;background:#fff;cursor:pointer}.image-viewer::after{content:"↗";position:absolute;right:10px;bottom:10px;display:grid;place-content:center;width:32px;height:32px;border-radius:50%;background:#ffffffed;color:var(--teal);border:1px solid #dce5df;font-size:1rem;box-shadow:0 2px 10px #0001}.image-viewer:hover{border-color:#9bbcaf}.timeline-figure .image-viewer{padding:18px 12px}.timeline-figure img{width:100%}.video-figure video{border-radius:10px;aspect-ratio:16/9}.video-figure{margin-top:22px}.video-figure figcaption{font-size:.72rem;color:var(--muted);margin-top:10px}.timeline-text,.process-list{display:flex;flex-wrap:wrap;gap:10px 24px;list-style:none;padding:0;font-size:.76rem!important;color:var(--muted);margin-top:16px}.process-list li{flex:1 1 130px;padding-top:10px;border-top:2px solid #c0d7c9;margin-top:0}.equipment-list{display:grid;grid-template-columns:1fr 1fr;gap:14px;padding:0;list-style:none}.equipment-list li{background:#f4f7f5;padding:16px 20px;margin:0;border-radius:8px}.equipment-table{width:100%;border-collapse:collapse;font-size:.78rem;margin-top:15px}.equipment-table th,.equipment-table td{padding:11px 14px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}.equipment-table th{font-weight:600;color:var(--ink);width:36%;background:#f5f8f6}.project-card#project-nanjing .project-visual>img{object-fit:contain;padding:15px;background:#eef1ef}.project-card#project-orange .project-visual>img{object-fit:contain;padding:20px;background:#e6eeeb}
/* Contact */
.contact{padding-top:80px;padding-bottom:0}.contact-panel{display:grid;grid-template-columns:1.5fr 1fr;gap:80px;background:var(--ink);border-radius:var(--radius);padding:58px;color:#d4e1df}.contact-panel .eyebrow{color:#b3d9c6}.contact-panel .section-index{color:#92aaa0}.contact-panel h2{color:white;font-size:clamp(2rem,3.9vw,3rem);margin-top:24px;margin-bottom:20px}.contact-main>p:not(.eyebrow){font-size:.85rem;color:#c2d2cc;max-width:470px}.contact-email{display:flex;align-items:center;justify-content:space-between;gap:14px;color:#e5f8ec;border-bottom:1px solid #709184;padding-bottom:14px;margin-top:32px;font-size:clamp(.82rem,1.4vw,1.1rem);overflow-wrap:anywhere}.contact-email>span{flex-shrink:0}.contact-side{border-left:1px solid #496169;padding-left:38px;display:flex;flex-direction:column;gap:24px;justify-content:center}.contact-fact>span{display:block;font-size:.64rem;text-transform:uppercase;letter-spacing:.1em;color:#b6c9c1;margin-bottom:5px}.contact-fact strong{display:block;font-size:1rem;color:white;letter-spacing:-.02em}.contact-fact p{font-size:.73rem;color:#bfcfc9;margin-top:4px}.contact-buttons{display:flex;flex-wrap:wrap;gap:14px;align-items:center}.btn-light{background:#e6f1e9;color:var(--ink);font-size:.75rem}.btn-light:hover{background:white}.contact-link{display:flex;align-items:center;gap:18px;min-height:44px;font-size:.78rem;color:#d1e5da}.site-footer{display:flex;align-items:center;justify-content:space-between;gap:24px;padding-block:30px;font-size:.66rem;color:var(--muted)}.site-footer a{min-height:44px;display:flex;align-items:center;gap:8px}
/* Media viewer */
.lightbox{border:0;padding:0;background:#fff;border-radius:14px;width:min(1240px,94vw);max-width:94vw;max-height:92dvh;color:var(--ink);box-shadow:0 22px 100px #0003;overflow:hidden}.lightbox::backdrop{background:#15272edb;backdrop-filter:blur(5px)}.lightbox-toolbar{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:10px 18px;border-bottom:1px solid var(--line)}.lightbox-label{font-size:.8rem}.lightbox-toolbar>div{display:flex;gap:10px;align-items:center}.lightbox-toolbar button{min-height:44px;min-width:44px;background:#f2f6f3;border:1px solid var(--line);border-radius:6px;padding:7px 12px;font-size:.75rem}.lightbox-toolbar .lightbox-close{font-size:1.6rem;line-height:1;padding:0}.lightbox-stage{overflow:auto;max-height:calc(90dvh - 150px);overscroll-behavior:contain;background:white;display:flex;align-items:start;justify-content:center;padding:18px}.lightbox-stage img{max-width:100%;max-height:calc(90dvh - 190px);width:auto;height:auto;object-fit:contain}.lightbox-caption{font-size:.75rem;color:var(--muted);padding:14px 22px;border-top:1px solid var(--line);max-height:90px;overflow:auto;line-height:1.6}body.modal-open{overflow:hidden}
@media(min-width:1500px){:root{--max:1180px}.hero-content{gap:120px}.project-info{padding:40px}.project-card-header{min-height:390px}}
@media(max-width:1024px){.container{width:calc(100% - 56px)}.hero-content{gap:42px;grid-template-columns:minmax(0,1.35fr) minmax(235px,.85fr)}.hero{padding-top:40px}.hero h1{font-size:4.3rem}.hero-cta{gap:10px}.btn{gap:13px;padding:12px 16px}.availability-row{flex-wrap:wrap;gap:6px 20px}.availability-title{flex-basis:100%}.availability-row p{margin:0}.about-grid{gap:45px}.project-info{padding:28px}.project-card-header{grid-template-columns:minmax(0,1fr) minmax(0,1.15fr)}.project-title{font-size:1.7rem}.project-details>summary{padding-inline:28px}.project-detail-inner{padding:28px}.contact-panel{gap:42px;padding:42px}.contact-side{padding-left:28px}.nav-container{gap:25px}.nav-links{gap:24px}}
@media(max-width:760px){:root{--nav:66px}.container{width:calc(100% - 40px)}.section{padding-block:64px}.site-header{height:auto;min-height:var(--nav)}.nav-container{min-height:var(--nav);flex-wrap:wrap;gap:0 18px}.nav-actions{margin-left:auto}.nav-logo{margin-right:0;font-size:1.08rem}.nav-links{order:3;width:100%;justify-content:space-between;gap:10px;border-top:1px solid var(--line);padding-block:10px}.js .nav-links{display:none}.js .nav-links.is-open{display:flex}.js .mobile-menu-btn:not([hidden]){display:block}.hero{padding-top:35px;padding-bottom:0}.hero-content{grid-template-columns:minmax(0,1fr) 180px;gap:26px;align-items:start}.hero .eyebrow{font-size:.6rem;letter-spacing:.08em;gap:10px}.small-line{width:18px}.hero-greeting{margin-top:22px;font-size:.9rem}.hero h1{font-size:3.1rem}.hero-statement{font-size:1.48rem;margin-top:17px}.hero-title{font-size:.77rem;margin-top:16px}.hero-portrait{padding-top:28px}.portrait-frame{border-width:5px}.portrait-caption{font-size:.68rem;gap:4px;margin-top:20px}.portrait-location{font-size:.62rem}.chinese-name{display:none}.hero-cta{margin-top:23px}.hero-cta .btn{font-size:.7rem;min-height:46px;padding:11px 13px;gap:12px}.availability-row{margin-top:35px;padding-block:16px;font-size:.69rem}.about-grid{grid-template-columns:1fr;gap:25px}.about-grid h2 br{display:none}.section-heading{margin-bottom:26px}.about-copy .lead{font-size:1rem}.skills-grid{gap:20px;margin-top:36px}.skill-block h3{font-size:1rem}.skill-block p{font-size:.76rem}.skill-tools{font-size:.6rem;line-height:1.6}.skill-number{margin-bottom:13px}.projects-intro{display:block;margin-bottom:30px}.projects-intro p{max-width:540px;margin-top:18px}.section-aside{display:none}.project-card-header{grid-template-columns:1fr}.project-visual{min-height:0;aspect-ratio:16/9}.project-info{padding:26px}.project-title{font-size:1.85rem;max-width:550px}.project-tagline{font-size:.86rem;max-width:530px}.project-contribution{font-size:.8rem}.project-details>summary{padding:15px 26px}.project-detail-inner{padding:28px 25px}.project-kicker{margin-bottom:13px}.card-stats{margin-top:18px;gap:28px}.project-detail-inner>.detail-section+.detail-section{margin-top:28px;padding-top:28px}.detail-grid{gap:24px}.media-grid{gap:16px}.contact{padding-top:60px;padding-bottom:0}.contact-panel{grid-template-columns:1fr;gap:30px;padding:32px}.contact-panel h2{font-size:2.5rem}.contact-side{border-left:0;border-top:1px solid #496169;padding:25px 0 0;display:grid;grid-template-columns:1fr 1fr;gap:24px}.contact-buttons{grid-column:1/-1}.contact-email{font-size:1.04rem}.site-footer{flex-wrap:wrap;gap:5px 20px;padding-block:23px}.site-footer>p:nth-child(2){display:none}.site-footer a{margin-left:auto}}
@media(max-width:480px){.container{width:calc(100% - 36px)}.hero-content{grid-template-columns:minmax(0,1fr) 112px;gap:13px;align-items:start}.hero-text{display:contents}.hero-text>.eyebrow{grid-column:1/-1;font-size:.63rem;margin-bottom:7px}.hero-greeting{grid-column:1;margin-top:5px;font-size:.85rem;align-self:end}.hero h1{grid-column:1;font-size:clamp(1.8rem,8.8vw,2.4rem);margin-top:0;white-space:nowrap;line-height:1.15;letter-spacing:-.067em}.hero-statement{grid-column:1/-1;font-size:1.72rem;margin-top:16px;line-height:1.27}.hero-title{grid-column:1/-1;font-size:.8rem;margin-top:5px;max-width:310px}.hero-cta{grid-column:1/-1;margin-top:11px;gap:9px;display:grid;grid-template-columns:1fr 1fr}.hero-cta .btn{padding:12px 10px;font-size:.68rem;gap:7px;min-height:48px}.hero-portrait{grid-column:2;grid-row:2/4;padding:0;align-self:center;margin-top:2px}.portrait-frame{border-width:3px;aspect-ratio:1/1.1;border-radius:55px 55px 8px 8px}.portrait-caption{display:none}.availability-row{margin-top:30px;gap:4px 10px}.availability-title{font-size:.69rem;gap:9px}.availability-row p{font-size:.66rem}.availability-row a{font-size:.69rem}.section{padding-block:55px}.hero{padding-top:27px;padding-bottom:0}.section-heading{margin-bottom:23px}.eyebrow{font-size:.67rem;letter-spacing:.11em;gap:13px}h2{font-size:1.95rem}.about-grid{gap:21px}.about-copy{font-size:.83rem}.about-copy .lead{font-size:.97rem}.language-note{font-size:.69rem}.skills-grid{grid-template-columns:1fr;gap:24px}.skill-block{display:grid;grid-template-columns:36px 1fr;gap:10px 12px;padding-top:18px}.skill-number{grid-row:1/4;margin:3px 0 0}.skill-block h3{font-size:1.1rem;margin:0}.skill-block p{font-size:.82rem}.skill-tools{grid-column:2;margin:0;padding-top:3px;font-size:.67rem}.projects-intro p{font-size:.83rem}.project-card{border-radius:16px}.project-visual{aspect-ratio:1.65}.project-info{padding:23px 22px}.project-kicker{font-size:.59rem;gap:6px}.project-title{font-size:1.7rem}.project-tagline{font-size:.82rem}.project-contribution{font-size:.75rem}.project-tags-list{gap:5px}.project-tag{font-size:.58rem}.card-stats{gap:20px}.stat-val{font-size:1.25rem}.stat-lbl{font-size:.59rem;max-width:108px}.project-details>summary{padding:15px 22px;justify-content:space-between;font-size:.76rem}.project-detail-inner{padding:25px 20px}.detail-grid,.media-grid{grid-template-columns:1fr;gap:24px}.detail-section p,.detail-section li{font-size:.82rem}.detail-section h4{font-size:1.13rem}.case-lead{font-size:.9rem!important}.metric-grid{gap:8px}.metric{padding:12px 10px}.metric strong,.metric-value{font-size:1.2rem}.metric span,.metric p,.metric-label{font-size:.65rem}.equipment-list{grid-template-columns:1fr}.equipment-table{font-size:.7rem}.equipment-table td,.equipment-table th{padding:9px 8px}.timeline-figure .image-viewer{padding:12px 5px}.media-figure figcaption{font-size:.68rem}.contact{padding-bottom:0}.contact-panel{padding:28px 24px;border-radius:16px}.contact-panel h2{font-size:2.1rem}.contact-main>p:not(.eyebrow){font-size:.8rem}.contact-email{font-size:.84rem;gap:7px}.contact-side{gap:22px 14px}.contact-fact strong{font-size:.85rem}.contact-fact p{font-size:.65rem}.contact-buttons{gap:17px}.lightbox{width:96vw;max-width:96vw;border-radius:10px}.lightbox-toolbar{padding:8px 10px}.lightbox-label{font-size:.7rem}.lightbox-stage{padding:8px}.lightbox-caption{font-size:.7rem;padding:12px 15px}}
@media(max-width:350px){.container{width:calc(100% - 28px)}.hero-content{grid-template-columns:minmax(0,1fr) 92px;gap:9px}.hero h1{font-size:1.8rem}.hero-statement{font-size:1.56rem}.hero-cta{grid-template-columns:1fr}.hero-cta .btn{font-size:.74rem;min-height:44px;justify-content:space-between;padding-inline:16px}.nav-container{gap:8px}.lang-toggle{padding-inline:9px;gap:4px}.nav-actions{gap:3px}.project-info{padding-inline:18px}.project-title{font-size:1.55rem}.card-stats{gap:15px}.contact-panel{padding-inline:20px}.contact-side{grid-template-columns:1fr}.contact-email{font-size:.77rem}.contact-buttons{grid-column:auto}.metric-grid{grid-template-columns:1fr}.nav-links{gap:6px}.nav-link,.nav-cv{font-size:.75rem}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{animation:none!important;transition:none!important}.btn:hover,.project-card:hover .project-visual>img{transform:none}}
@media print{.site-header,.hero-cta,.contact-buttons,.lightbox,.project-details>summary,.skip-link{display:none!important}.container{width:100%;max-width:none}.section{padding-block:24px}.project-card{break-inside:avoid;box-shadow:none}.project-card-header{min-height:260px}.project-visual{min-height:240px}.contact-panel{background:white;color:var(--ink);border:1px solid var(--line)}.contact-panel h2,.contact-main>p:not(.eyebrow),.contact-email,.contact-fact strong{color:var(--ink)}.contact-side{border-color:var(--line)}body{font-size:12px;background:white}}
/* Shared case covers and compact workload indicators. */
.project-visual>.image-viewer{position:absolute;inset:0;border:0;border-radius:0}.project-visual img{width:100%;height:100%;object-fit:cover;position:absolute;inset:0;transition:transform .45s}.project-card:hover .project-visual img{transform:scale(1.025)}.project-card#project-nanjing .project-visual img{object-fit:contain;padding:15px;background:#eef1ef}.project-card#project-orange .project-visual img{object-fit:contain;padding:20px;background:#e6eeeb}.project-card#project-airlines .project-visual img{object-position:62% 45%}.card-stats>span{font-size:.7rem;line-height:1.65;color:var(--muted)}.stat-val>span{font-size:.76rem;letter-spacing:-.02em}.project-detail-inner>.detail-grid{margin-top:32px}.project-detail-inner>.media-grid+.detail-section,.project-detail-inner>.media-figure+.detail-section{margin-top:34px;padding-top:30px;border-top:1px solid var(--line)}.case-takeaway{background:#f0f6f2;border:0!important;border-left:3px solid #7ca58e!important;padding:24px!important;border-radius:0 8px 8px 0}.case-takeaway p{font-size:.83rem}.project-card#project-airlines .project-detail-inner>.media-figure{max-width:750px;margin-inline:auto}.project-card#project-orange .media-grid .image-viewer{display:flex;align-items:center;justify-content:center;min-height:200px}.project-card#project-orange .media-grid img{max-height:340px;width:auto;max-width:100%;object-fit:contain}.project-card#project-orange .media-grid .media-figure{display:flex;flex-direction:column}.project-card#project-orange .media-grid .image-viewer{flex:1}
@media(prefers-reduced-motion:reduce){.project-card:hover .project-visual img{transform:none}}

@media(min-width:761px) and (max-width:900px){.project-card-header{grid-template-columns:1fr}.project-visual{min-height:0;aspect-ratio:16/9}.project-info{padding:32px}.project-title{font-size:2rem}.project-details>summary{padding-inline:32px}}
.equipment-section{margin-top:32px;padding-top:28px;border-top:1px solid var(--line)}.video-figure figcaption{display:flex;align-items:center;flex-wrap:wrap;justify-content:space-between;gap:8px 20px}.video-direct-link{color:var(--teal);display:inline-flex;min-height:36px;align-items:center;font-weight:600}

.video-frame{position:relative}.video-start{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);display:flex;align-items:center;gap:10px;border:1px solid #ffffff90;border-radius:40px;padding:16px 24px;min-height:58px;background:#174c44ed;color:white;box-shadow:0 4px 28px #0003;font-weight:600;font-size:.86rem;white-space:nowrap}.video-start:hover{background:#105b51}.video-start:focus-visible{outline-color:white;outline-offset:6px}

.video-status{padding:12px 16px;border:1px solid var(--line);border-radius:6px;margin-top:12px!important;font-size:.8rem!important;background:#f2f6f3}

body:not(.js) .site-header{position:static}

/* V2: clearer hierarchy, concise project covers and a simpler introduction. */
.hero-content{grid-template-columns:minmax(0,1fr) 260px;gap:80px;align-items:center}
.hero-greeting{margin-top:0}
.hero h1{font-size:clamp(3.8rem,6.5vw,5.3rem);margin-top:10px}
.hero-title{font-size:1rem;max-width:550px;margin-top:22px}
.hero-portrait{width:260px;padding:0;justify-self:end}
.portrait-frame{border-radius:20px;aspect-ratio:1/1.08;border-width:4px;transform:none;box-shadow:0 8px 24px #213e2e08}
.portrait-frame img{transform:none;object-position:50% 40%}
.portrait-caption{display:flex;font-size:.8rem;margin-top:13px;line-height:1.6}
.portrait-caption>span{display:flex;align-items:baseline;justify-content:center;flex-wrap:wrap;gap:5px 9px}
.pronunciation{color:var(--muted);font-family:"Segoe UI","Arial",sans-serif;font-size:.76rem;white-space:nowrap}
.availability-row{margin-top:45px;gap:18px}
.availability-row p{font-size:.75rem}
.about{padding-top:96px}
.about-grid{grid-template-columns:1fr 1.45fr;gap:65px}
.about-grid h2{font-size:clamp(1.8rem,3vw,2.5rem);line-height:1.24}
.competencies{margin-top:40px}
.competencies>h3{font-size:.82rem;letter-spacing:.02em;margin-bottom:16px}
.competency-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0 40px;margin:0}
.competency-row{padding:18px 0;border-top:1px solid var(--line)}
.competency-row dt{font-size:.85rem;font-weight:600;color:var(--ink);line-height:1.4}
.competency-row dd{margin:7px 0 0;font-size:.8rem;color:var(--muted);line-height:1.7}
.project-card-header{min-height:330px}
.project-info{justify-content:center;padding:32px 36px}
.project-kicker{margin-bottom:13px;font-size:.64rem}
.project-title{font-size:clamp(1.6rem,2.3vw,1.92rem);margin-bottom:17px;line-height:1.2}
.project-highlight{font-size:1.05rem;line-height:1.5;color:var(--ink);letter-spacing:-.012em}
.project-highlight strong{font-weight:650;color:var(--ink)}
.project-tagline{margin-top:10px;font-size:.79rem;line-height:1.65}
.featured{border-color:#a9cbbd}
.featured-badge{display:inline-flex;align-items:center;padding:4px 10px;border-radius:4px;color:var(--teal-dark);background:#e3f0e9;font-size:.66rem;font-weight:700;letter-spacing:.07em;text-transform:uppercase;line-height:1.6;margin-bottom:16px}
.featured-badge+.project-kicker{margin-top:0}
.card-stats{gap:30px;margin-top:23px;padding-top:19px}
.stat-val{font-size:1.65rem;line-height:1.2;letter-spacing:-.035em}
.stat-val>span{font-size:inherit;letter-spacing:inherit}
.stat-lbl{font-size:.68rem;line-height:1.5;max-width:160px}
.case-intro>p{max-width:none;text-align:start;text-indent:0;margin-inline:0}
.case-intro .research-title{font-size:1.28rem;line-height:1.4;letter-spacing:-.02em}
.case-intro .research-question{color:var(--ink);font-size:.95rem;font-weight:500}
.source-link{color:var(--teal-dark);text-decoration:underline;text-underline-offset:3px}
.detail-role{padding-top:16px;border-top:1px solid var(--line);margin-top:18px!important}
.lightbox-stage{overflow:auto}
@media(min-width:1500px){.project-card-header{min-height:350px}}
@media(max-width:1024px){
  .hero-content{grid-template-columns:minmax(0,1fr) 220px;gap:36px}
  .hero-portrait{width:220px}
  .hero h1{font-size:4rem}
  .hero-title{font-size:.93rem}
  .about-grid{gap:38px}
  .project-info{padding:28px}
  .card-stats{gap:23px}
  .stat-val{font-size:1.5rem}
  .stat-lbl{max-width:137px}
}
@media(max-width:900px){
  .project-info{padding:30px}
  .project-card-header{min-height:0}
}
@media(max-width:760px){
  .about{padding-top:80px}
  .hero-content{grid-template-columns:minmax(0,1fr) 170px;gap:26px}
  .hero-portrait{width:170px;padding:0}
  .hero h1{font-size:3.2rem}
  .hero-title{font-size:.82rem}
  .portrait-caption{font-size:.7rem;margin-top:10px}
  .pronunciation{font-size:.69rem}
  .availability-row{margin-top:30px;gap:6px 16px}
  .availability-row p{font-size:.71rem}
  .about-grid{grid-template-columns:1fr;gap:23px}
  .about-grid h2{font-size:2rem;max-width:560px}
  .competency-list{gap:0 25px}
  .competency-row dt{font-size:.82rem}
  .competency-row dd{font-size:.77rem}
  .project-highlight{font-size:1.06rem}
  .project-title{font-size:1.85rem}
  .stat-lbl{max-width:180px}
}
@media(max-width:480px){
  .about{padding-top:71px}
  .hero-content{grid-template-columns:minmax(0,1fr) 110px;gap:9px 14px;align-items:center}
  .hero-greeting{grid-column:1;grid-row:1;margin-top:0;align-self:end;font-size:.83rem}
  .hero h1{grid-column:1;grid-row:2;margin:0;font-size:clamp(1.6rem,7.7vw,2.2rem);letter-spacing:-.05em;align-self:start;white-space:nowrap}
  .hero-title{grid-column:1/-1;grid-row:3;margin-top:13px;max-width:100%;font-size:.81rem}
  .hero-cta{grid-column:1/-1;grid-row:4;margin-top:12px}
  .hero-portrait{grid-column:2;grid-row:1/3;width:110px;margin:0;align-self:center}
  .portrait-frame{border-radius:12px;border-width:3px;aspect-ratio:1/1.06}
  .portrait-caption{display:flex;font-size:.64rem;margin-top:7px;line-height:1.3}
  .portrait-caption>span{gap:3px}
  .pronunciation{font-size:.62rem}
  .availability-row p{font-size:.71rem;max-width:100%;line-height:1.8}
  .about-grid h2{font-size:1.82rem}
  .competencies{margin-top:30px}
  .competency-list{grid-template-columns:1fr;gap:0}
  .competency-row{padding:15px 0}
  .competency-row dt{font-size:.84rem}
  .competency-row dd{font-size:.79rem}
  .project-info{padding:24px 22px}
  .project-title{font-size:1.7rem;margin-bottom:15px}
  .project-kicker{font-size:.6rem}
  .project-highlight{font-size:1.03rem}
  .featured-badge{font-size:.62rem;margin-bottom:13px}
  .project-tagline{font-size:.77rem}
  .card-stats{gap:22px;margin-top:20px;padding-top:17px}
  .stat-val{font-size:1.5rem}
  .stat-lbl{max-width:125px;font-size:.65rem}
  .case-intro .research-title{font-size:1.13rem}
  .case-intro .research-question{font-size:.88rem}
}

/* Fifth feedback round: always-visible mobile navigation and concise cases. */
.video-figure video{width:100%;height:auto;aspect-ratio:16/9;object-fit:contain}
.case-intro .research-question{font-size:.87rem;font-weight:600;line-height:1.8}
.course-reflection{font-size:.87rem;line-height:1.8;color:#52645c;margin-top:34px}
#project-lapea .card-stats{display:flex;justify-content:flex-start;gap:30px;text-align:left}
#project-lapea .stat-pill{align-items:flex-start;text-align:left}
#project-lapea .stat-lbl{max-width:none}
.forum-section{margin-top:34px;padding-top:30px;border-top:1px solid var(--line)}
.forum-gallery{grid-template-columns:minmax(0,1.4fr) minmax(0,1fr);gap:20px 24px;align-items:start}
.forum-copy ul{margin-top:14px}
@media(min-width:761px){
  .forum-copy{grid-column:1;grid-row:1}
  .forum-gallery>.media-figure{display:contents}
  .forum-gallery>.media-figure>.image-viewer{align-self:end}
  .forum-gallery>.media-figure:nth-child(2)>.image-viewer{grid-column:1;grid-row:2}
  .forum-gallery>.media-figure:nth-child(3)>.image-viewer{grid-column:2;grid-row:1/3}
  .forum-gallery>.media-figure:nth-child(2)>figcaption{grid-column:1;grid-row:3}
  .forum-gallery>.media-figure:nth-child(3)>figcaption{grid-column:2;grid-row:3}
  .forum-gallery figcaption{margin-top:-10px}
}
.results-section ul{margin-top:0}
.results-section li+li{margin-top:1rem}
@media(max-width:760px){
  :root{--nav:108px}
  .site-header{height:var(--nav);min-height:var(--nav)}
  .nav-container{display:grid;grid-template-columns:1fr auto;grid-template-rows:56px 51px;min-height:0;gap:0 14px}
  .nav-logo{grid-column:1;grid-row:1}
  .nav-actions{grid-column:2;grid-row:1}
  .nav-links,.js .nav-links,.js .nav-links.is-open{display:flex;position:static;grid-column:1/-1;grid-row:2;width:100%;padding:0;justify-content:space-between;gap:12px;align-self:stretch}
  .nav-link,.nav-cv{font-size:.8rem;min-height:44px}
  .mobile-menu-btn,.js .mobile-menu-btn:not([hidden]){display:none!important}
  .forum-gallery{grid-template-columns:1fr;gap:24px}
  .forum-gallery .media-figure:last-child{max-width:400px;width:100%;margin-inline:auto}
}
@media(max-width:480px){
  .case-intro .research-question,.course-reflection{font-size:.82rem}
  #project-lapea .card-stats{gap:18px}
  #project-lapea .stat-pill{flex:0 1 auto;max-width:calc((100% - 36px)/3)}
  #project-lapea .stat-lbl{font-size:.64rem}
}