*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0}a{color:inherit;text-decoration:none}button{font:inherit}a:focus-visible,button:focus-visible{outline:3px solid currentColor;outline-offset:5px}::selection{background:#d9e7ff;color:#111}main,section,header,footer,nav{display:block}.skip{position:absolute;left:12px;top:-100px;z-index:999;background:#fff;color:#111;padding:10px 14px}.skip:focus{top:12px}.wrap{width:min(100% - 64px,1280px);margin:auto}.kicker{font-size:11px;font-weight:700;letter-spacing:.2em;text-transform:uppercase}.caps{font-size:11px;letter-spacing:.14em;text-transform:uppercase}.arrow{white-space:nowrap}.demo-note{font-size:12px;letter-spacing:.05em}@media(max-width:700px){.wrap{width:min(100% - 36px,1280px)}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{animation-duration:.01ms!important;transition-duration:.01ms!important}}
@media(max-width:600px){body:has(.lab-grid) .hero-grid{min-height:0}body:has(.lab-grid) .section h2{font-size:30px}body:has(.orbit) .hero h1{font-size:38px;line-height:1.27}body:has(.photo-place) .top span:last-child{display:none}body:has(.photo-place) .top span:first-child{white-space:nowrap}}
.preview-c .menu-mark,.preview-d .photo-caption-mobile{display:none}
@media(max-width:600px){
  .preview-a .hero{padding-top:30px;padding-bottom:30px}
  .preview-a .hero h1{font-size:42px;line-height:1.18;margin-bottom:20px}
  .preview-a .hero .cta{margin-top:20px}
  .preview-a .chapter{padding-top:20px}
  .preview-a .chapter h2{margin-bottom:18px}
  .preview-a .research article{padding-top:16px}
  .preview-a header .head,.preview-b header .head,.preview-d header .head{grid-template-columns:1fr;gap:15px;padding-top:18px;padding-bottom:14px}
  .preview-a header .head nav,.preview-b header .head nav,.preview-d header .head nav{display:flex;justify-content:flex-start;flex-wrap:wrap;gap:8px 18px}
  .preview-a header .head nav a:nth-child(2),.preview-a header .head nav a:nth-child(3){display:inline-flex}
  .preview-b header .head .status{display:inline-flex;justify-self:start;font-size:10px;padding:7px 9px}
  .preview-b .section-head{display:block}
  .preview-b:has(.lab-grid) .section-head h2{font-size:26px}
  .preview-b .section-head a{display:inline-block;margin-top:14px;white-space:nowrap}
  .preview-b .hero-copy{padding-top:38px;padding-bottom:40px}
  .preview-b .section{padding-top:25px}
  .preview-b .section-head{margin-bottom:12px}
  .preview-b .lab-card{padding:18px}
  .preview-b .lab-card .glyph{order:2;height:65px}
  .preview-b .lab-card h3{order:1;margin-top:8px}
  .preview-b .lab-card p{order:3}
  .preview-c header .head,.preview-e header .head{height:auto;min-height:0;display:flex;flex-wrap:wrap;padding-top:18px;padding-bottom:14px;gap:14px}
  .preview-c header nav,.preview-e header nav{display:flex;width:100%;order:3;gap:17px;overflow-x:auto;white-space:nowrap;padding-bottom:2px}
  .preview-c header nav a:first-child{display:none}
  .preview-c .hero{min-height:0}
  .preview-c .hero-inner{padding-top:48px;padding-bottom:32px}
  .preview-c .hero .kicker{margin-bottom:29px}
  .preview-c .hero-bottom{margin-top:45px}
  .preview-c .hero-bottom small,.preview-c .intro{display:none}
  .preview-c .path{padding-top:48px}
  .preview-c .path-head{display:block}
  .preview-c .path-head span{display:block;margin-top:10px}
  .preview-c .path-row{grid-template-columns:40px 1fr 20px;gap:10px}
  .preview-d .photo-place{min-height:0;aspect-ratio:4/3}
  .preview-d .photo-tag{display:none}
  .preview-d .photo-caption-mobile{display:block;margin:0;padding:9px 18px;background:#dce3d8;color:#455d4b;font-size:11px;letter-spacing:.05em}
  .preview-d .quote{display:none}
  .preview-d .story-grid{padding-top:35px}
  .preview-e .hero-inner{padding-top:45px;padding-bottom:45px}
  .preview-e .map-title{padding-top:35px;padding-bottom:15px}
  .preview-e .node .symbol{order:3;height:70px}
  .preview-e .node h3{order:2;margin-top:18px}
  .preview-e .node p{order:4}
  .preview-e .node .bottom{order:5}
}


    :root{--bg:#070e17;--text:#e8f2ee;--muted:#aabec5;--line:#263747;--cyan:#a1e9e7}
    body.preview-c{background:var(--bg);color:var(--text);font-family:"Noto Sans SC","Microsoft YaHei","PingFang SC","Noto Sans CJK SC",Arial,sans-serif}
    .preview-c h1,.preview-c h2,.preview-c h3,.preview-c b,.preview-c strong{font-family:inherit}
    .preview-c header{position:relative;z-index:3;border-bottom:1px solid #29404c}
    .preview-c .head{min-height:82px;display:flex;align-items:center;justify-content:space-between;gap:25px}
    .preview-c .brand{font-size:15px;font-weight:700;letter-spacing:.05em}
    .preview-c .brand small{display:flex;align-items:baseline;gap:12px;margin-top:5px;color:#8ea8b3;font-size:10px;letter-spacing:.1em}
    .preview-c .brand-affiliation{font-size:11px;letter-spacing:.04em}
    .preview-c .head nav{display:flex;gap:32px;font-size:12px;color:#b7c7cc}
    .preview-c .head nav a:hover,.preview-c .head nav a:focus-visible{color:var(--cyan)}
    .preview-c .hero{position:relative;overflow:hidden;min-height:600px;border-bottom:1px solid var(--line)}
    .preview-c .hero::before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 69% 48%,#18374445 0%,transparent 43%);pointer-events:none}
    .preview-c .hero::after{content:"";position:absolute;z-index:2;inset:0;background:linear-gradient(90deg,#070e17 0%,#070e17db 24%,#070e1700 67%);pointer-events:none}
    .preview-c .manifold-system{position:absolute;z-index:1;left:69%;top:50%;width:min(54vw,620px);aspect-ratio:1;pointer-events:none;transform:translate3d(calc(-50% + var(--art-x,0px)),calc(-50% + var(--art-y,0px)),0);transition:transform .7s cubic-bezier(.22,.61,.36,1);perspective:900px}
    .preview-c .manifold-rotor{position:absolute;inset:0;transform-origin:center;animation:manifold-spin 32s linear infinite;transform-style:preserve-3d}
    .preview-c .hero-art{position:absolute;inset:8%;width:84%;height:84%;object-fit:contain;opacity:.72;user-select:none;filter:drop-shadow(0 24px 55px #4ca9b32a);animation:manifold-tilt 9s ease-in-out infinite alternate}
    .preview-c .projection{position:absolute;width:150px;color:#a1e9e7;opacity:.65;text-align:center;text-shadow:0 0 15px #83cfdc66}
    .preview-c .projection svg{display:block;width:100%;height:72px;overflow:visible;stroke:currentColor;fill:none;stroke-width:1.3}
    .preview-c .projection svg circle{fill:#a1e9e7;stroke:none}
    .preview-c .projection-label{display:block;margin-top:2px;font-size:10px;letter-spacing:.18em;font-weight:700}
    .preview-c .projection-formula{display:grid;place-items:center;min-height:72px;font-family:Georgia,serif;font-size:24px;white-space:nowrap;font-style:italic}
    .preview-c .projection-inner{animation:manifold-counterspin 32s linear infinite;filter:drop-shadow(0 0 12px #58c6d744)}
    .preview-c .projection-topology{left:calc(50% - 75px);top:7%}
    .preview-c .projection-symbol{right:4%;top:calc(50% - 48px)}
    .preview-c .projection-manifold{left:calc(50% - 75px);bottom:7%}
    .preview-c .projection-flow{left:4%;top:78%}
    @keyframes manifold-spin{to{transform:rotate(360deg)}}
    @keyframes manifold-counterspin{to{transform:rotate(-360deg)}}
    @keyframes manifold-tilt{from{transform:rotateY(-9deg) rotateX(4deg)}to{transform:rotateY(9deg) rotateX(-4deg)}}
    .preview-c .hero-inner{position:relative;z-index:3;padding:88px 0 56px}
    .preview-c .hero .kicker{margin-bottom:42px;color:var(--cyan)}
    .preview-c .hero h1{max-width:930px;margin:0;font-size:clamp(55px,6.1vw,100px);font-weight:500;line-height:1.22;letter-spacing:-.055em}
    .preview-c .hero h1 span{color:var(--cyan)}
    .preview-c .hero p{max-width:535px;margin:30px 0 0;color:#adbec4;font-size:17px;line-height:1.95}
    .preview-c .hero-bottom{margin-top:58px}
    .preview-c .hero-bottom a{display:inline-block;padding-bottom:9px;border-bottom:1px solid var(--cyan);color:var(--cyan);font-size:13px}
    .preview-c .path{padding:66px 0 74px}
    .preview-c .path-head{display:flex;justify-content:space-between;align-items:end;gap:30px;margin-bottom:30px}
    .preview-c .path .kicker,.preview-c .output .kicker,.preview-c .team .kicker,.preview-c .recruit .kicker{color:var(--cyan)}
    .preview-c .path h2,.preview-c .output h2,.preview-c .team h2,.preview-c .recruit h2{margin:10px 0 0;font-size:clamp(31px,3vw,42px);font-weight:500;line-height:1.3}
    .preview-c .path-intro{max-width:660px;margin:16px 0 29px;color:var(--muted);font-size:15px;line-height:1.85}
    .preview-c .path-head span{color:#91a9b2;font-size:12px;white-space:nowrap}
    .preview-c .path-row{display:grid;grid-template-columns:70px minmax(0,1fr) minmax(190px,320px) 36px;gap:20px;align-items:center;padding:22px 0;border-top:1px solid var(--line)}
    .preview-c .path-row b{color:var(--cyan);font-size:25px;font-weight:400}
    .preview-c .path-row h3{margin:0;font-size:21px;font-weight:500;line-height:1.5}
    .preview-c .path-row p{margin:0;color:#9bb0b9;font-size:12px;line-height:1.65}
    .preview-c .path-row a{justify-self:end;color:var(--cyan);font-size:21px}
    .preview-c .output{padding:70px 0;background:#0d1a27}
    .preview-c .output-list{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;margin-top:30px}
    .preview-c .output article{min-height:145px;padding:20px 20px 20px 0;border-top:1px solid #42616a}
    .preview-c .output article span{color:var(--cyan);font-size:11px}
    .preview-c .output article h3{margin:14px 0 0;font-size:16px;font-weight:500;line-height:1.55}
    .preview-c .team,.preview-c .recruit{display:grid;grid-template-columns:minmax(220px,1fr) minmax(0,2fr);gap:50px;padding:75px 0}
    .preview-c .team{border-bottom:1px solid var(--line)}
    .preview-c .team-lead{margin:26px 0 0;color:var(--text);font-size:19px;line-height:1.6}
    .preview-c .team-lead span{display:block;color:var(--muted);font-size:14px}
    .preview-c .team-members{align-self:end}
    .preview-c .team-members h3{margin:0 0 15px;color:var(--muted);font-size:12px;font-weight:500;letter-spacing:.08em}
    .preview-c .team-members ul{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:0 16px;margin:0;padding:0;list-style:none}
    .preview-c .team-members li{padding:15px 0;border-top:1px solid var(--line);font-size:17px}
    .preview-c .recruit-summary{max-width:660px;margin:20px 0 23px;color:var(--muted);line-height:1.85}
    .preview-c .recruit-details{margin-top:20px;padding-top:21px;border-top:1px solid #42616a;scroll-margin-top:24px}
    .preview-c .recruit-details h3{margin:0 0 18px;font-size:20px;font-weight:500}
    .preview-c .recruit-details dl{display:grid;grid-template-columns:120px minmax(0,1fr);gap:15px 20px;margin:0;line-height:1.75}
    .preview-c .recruit-details dt{color:var(--cyan)}
    .preview-c .recruit-details dd{margin:0;color:var(--muted)}
    .preview-c footer{padding:25px 0 35px;border-top:1px solid var(--line);color:#91a9b2;font-size:12px}
    @media(max-width:850px){
      .preview-c .head nav{gap:17px}
      .preview-c .path-row{grid-template-columns:50px minmax(0,1fr) 25px;row-gap:4px}
      .preview-c .path-row b{grid-column:1;grid-row:1 / span 2;align-self:start}
      .preview-c .path-row h3{grid-column:2;grid-row:1}
      .preview-c .path-row p{grid-column:2;grid-row:2;font-size:13px}
      .preview-c .path-row a{grid-column:3;grid-row:1 / span 2;align-self:center}
      .preview-c .output-list{grid-template-columns:1fr}
      .preview-c .output article{min-height:0}
      .preview-c .team,.preview-c .recruit{grid-template-columns:1fr;gap:28px}
    }
    @media(min-width:601px) and (max-width:950px){
      .preview-c .hero::after{background:linear-gradient(90deg,#070e17 0%,#070e17e8 39%,#070e1740 88%)}
      .preview-c .manifold-system{left:69%;width:470px;opacity:.64}
      .preview-c .projection{width:120px;opacity:.68}
      .preview-c .projection-topology,.preview-c .projection-manifold{left:calc(50% - 60px)}
    }
    @media(max-width:600px){
      .preview-c header .head{min-height:0;height:auto;display:flex;flex-wrap:wrap;gap:14px;padding:18px 0 14px}
      .preview-c .brand small{font-size:12px}
      .preview-c .brand-en{display:none}
      .preview-c .brand-affiliation{font-size:12px}
      .preview-c header nav{display:flex;width:100%;order:3;gap:14px;overflow-x:auto;white-space:nowrap;padding:3px 2px}
      .preview-c .head nav{font-size:14px}
      .preview-c .head nav a{display:inline-flex;align-items:center;min-height:44px;padding:6px 2px}
      .preview-c .head nav a:focus-visible{outline-color:var(--cyan);outline-offset:1px}
      .preview-c header nav a:first-child{display:inline-flex}
      .preview-c .hero{min-height:0}
      .preview-c .hero::before{background:radial-gradient(circle at 62% 43%,#1d455535 0%,transparent 52%)}
      .preview-c .hero::after{background:linear-gradient(90deg,#070e17db 0%,#070e1799 55%,#070e173d 100%)}
      .preview-c .manifold-system{left:58%;top:48%;width:300px;opacity:.68}
      .preview-c .hero-art{filter:none}
      .preview-c .projection{width:85px;opacity:.7}
      .preview-c .projection svg{height:48px}
      .preview-c .projection-formula{min-height:48px;font-size:14px}
      .preview-c .projection-label{font-size:7px;letter-spacing:.09em}
      .preview-c .projection-topology,.preview-c .projection-manifold{left:calc(50% - 42px)}
      .preview-c .hero-inner{padding:48px 0 32px}
      .preview-c .hero .kicker{margin-bottom:29px}
      .preview-c .kicker{font-size:12px}
      .preview-c .hero h1{font-size:38px;line-height:1.27}
      .preview-c .hero p{font-size:15px}
      .preview-c .hero-bottom{margin-top:45px}
      .preview-c .path{padding:48px 0 56px}
      .preview-c .path-head{display:block;margin-bottom:20px}
      .preview-c .path-head span{display:block;margin-top:10px;white-space:normal;line-height:1.5}
      .preview-c .path-intro{margin:14px 0 24px;font-size:15px}
      .preview-c .path-row{grid-template-columns:40px minmax(0,1fr) 20px;gap:10px}
      .preview-c .path-row h3{font-size:17px}
      .preview-c .path-row p{font-size:14px}
      .preview-c .output article span{font-size:12px}
      .preview-c .team-lead span{font-size:15px}
      .preview-c .team-members h3{font-size:12px}
      .preview-c .team,.preview-c .recruit{padding:52px 0}
      .preview-c .team-members ul{grid-template-columns:repeat(2,minmax(0,1fr))}
      .preview-c .recruit-details dl{grid-template-columns:1fr;gap:4px}
      .preview-c .recruit-details dd{margin-bottom:10px}
    }
    @media(prefers-reduced-motion:reduce){.preview-c .manifold-system{transition:none}.preview-c .manifold-rotor,.preview-c .projection-inner,.preview-c .hero-art{animation:none}}
  
/* Full-site components built on the approved C visual direction. */
body.preview-c{overflow-x:hidden}
.preview-c .site-header{position:relative;z-index:10;background:#070e17}
.preview-c .head nav{align-items:center;flex-wrap:wrap;justify-content:flex-end;gap:12px 24px}
.preview-c .head nav a[aria-current="page"]{color:var(--cyan)}
.preview-c .hero-bottom{display:flex;align-items:center;gap:28px;flex-wrap:wrap}
.preview-c .hero-bottom .hero-secondary{border-color:#607b83;color:#d4e5e7}
.preview-c .hero h1{font-size:clamp(48px,5.5vw,83px);max-width:1000px}
.preview-c .hero h1 .mobile-break{display:none}
.preview-c .vision-band,.preview-c .pi-band,.preview-c .news-band{padding:82px 0;border-bottom:1px solid var(--line)}
.preview-c .vision-band{background:#0a1621}
.preview-c .vision-grid,.preview-c .pi-grid{display:grid;grid-template-columns:minmax(220px,1fr) minmax(0,1.6fr);gap:70px}
.preview-c .vision-grid h2,.preview-c .pi-grid h2,.preview-c .news-band h2{margin:13px 0 0;font-size:clamp(30px,3vw,43px);font-weight:500;line-height:1.35}
.preview-c .vision-grid p,.preview-c .pi-grid p{margin:0 0 24px;color:var(--muted);line-height:1.9;font-size:15px}
.preview-c .vision-note{padding-top:20px;border-top:1px solid var(--line);color:var(--cyan)!important}
.preview-c .discovery-path{display:flex;flex-wrap:wrap;align-items:center;gap:12px;margin:26px 0;color:#dce8e8;font-size:13px;line-height:1.7}
.preview-c .discovery-path b{color:var(--cyan);font-weight:400}
.preview-c .pi-band{background:#0d1a27}
.preview-c .pi-monogram{display:grid;place-items:center;width:112px;height:112px;margin-top:37px;border:1px solid #4d7981;border-radius:50%;color:var(--cyan);font-size:57px;font-weight:300}
.preview-c .pi-grid h3{font-size:37px;font-weight:500;margin:0 0 3px}
.preview-c .pi-grid .pi-role{color:var(--cyan);font-size:16px}
.preview-c .career-line{display:flex;flex-wrap:wrap;gap:12px 20px;padding:19px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);color:#d0dedf;font-size:12px}
.preview-c .pi-grid .honors{margin:22px 0;color:#9fb9bf;font-size:13px}
.preview-c .text-link{display:inline-block;padding:8px 0;border-bottom:1px solid var(--cyan);color:var(--cyan);font-size:13px;line-height:1.4}
.preview-c .news-band{background:#07121e}
.preview-c .section-heading{display:flex;align-items:end;justify-content:space-between;gap:25px;margin-bottom:32px}
.preview-c .news-feature{display:grid;grid-template-columns:210px minmax(0,1fr);gap:30px;padding:30px 0;border-top:1px solid #48616b;border-bottom:1px solid var(--line)}
.preview-c .news-feature>span{color:var(--cyan);font-size:11px;letter-spacing:.13em}
.preview-c .news-feature h3{max-width:720px;margin:0 0 13px;font-size:24px;font-weight:500;line-height:1.5}
.preview-c .news-feature p{margin:0;color:var(--muted);font-size:14px;line-height:1.7}
.preview-c .news-rows a{display:grid;grid-template-columns:75px minmax(0,1fr) 24px;gap:24px;align-items:center;padding:18px 0;border-bottom:1px solid var(--line);line-height:1.6}
.preview-c .news-rows time,.preview-c .news-rows b{color:var(--cyan);font-size:13px;font-weight:400}
.preview-c .news-rows a:hover span,.preview-c .news-rows a:focus-visible span{color:var(--cyan)}
.preview-c .keywords{display:flex;align-items:center;flex-wrap:wrap;gap:10px;margin-top:28px}
.preview-c .keywords b{margin-right:12px;color:var(--cyan);font-size:12px;font-weight:500}
.preview-c .keywords span{padding:9px 12px;border:1px solid #385461;border-radius:100px;color:#a8bec4;font-size:12px}
.preview-c .output .text-link{margin-top:15px}
.preview-c .output article p{color:var(--muted);font-size:13px;line-height:1.7}
.preview-c .output article small{color:#7e9ca5;font-size:10px;letter-spacing:.08em}
.preview-c .team-members .text-link{margin-top:23px}
.preview-c .recruit>div:last-child .text-link{margin-top:20px}
.preview-c footer{padding:47px 0 60px;background:#060d16}
.preview-c .footer-grid{display:grid;grid-template-columns:1.7fr 1fr 1fr;gap:60px}
.preview-c .footer-grid b{color:#e8f2ee;font-size:16px;font-weight:500}
.preview-c .footer-grid p,.preview-c .footer-grid small{color:#91a9b2;line-height:1.8}
.preview-c .footer-grid p{font-size:13px}
.preview-c .footer-grid small{font-size:11px}
.preview-c .footer-grid nav{display:grid;align-content:start;gap:12px;font-size:13px}
.preview-c .footer-grid nav a:hover{color:var(--cyan)}
.preview-c .footer-affiliation a{display:inline-block;margin-top:2px;border-bottom:1px solid #608f93;color:var(--cyan);font-size:13px;line-height:1.7}
.preview-c .inner-hero{position:relative;overflow:hidden;padding:85px 0 90px;border-bottom:1px solid var(--line);background:radial-gradient(circle at 78% 48%,#153b4559 0%,transparent 37%),#091520}
.preview-c .inner-hero:after{content:"";position:absolute;right:-100px;top:-230px;width:620px;height:620px;border:1px solid #6cb9be27;border-radius:45%;transform:rotate(28deg);pointer-events:none}
.preview-c .inner-hero .kicker{color:var(--cyan)}
.preview-c .inner-hero h1{margin:25px 0 12px;font-size:clamp(56px,6vw,94px);line-height:1.14;font-weight:500;letter-spacing:-.05em}
.preview-c .inner-hero h1 span{color:var(--cyan)}
.preview-c .inner-hero p{max-width:720px;margin:0;color:var(--muted);font-size:17px;line-height:1.8}
.preview-c .members-section{padding-top:34px;padding-bottom:95px}
.preview-c .inner-intro{display:flex;justify-content:space-between;gap:20px;padding:0 0 17px;color:var(--muted);font-size:13px}
.preview-c .inner-intro p{margin:0}
.preview-c .inner-intro strong{color:var(--cyan);font-size:24px;font-weight:400}
.preview-c .member-row{display:grid;grid-template-columns:65px minmax(150px,.8fr) minmax(0,2fr);gap:28px;padding:29px 0;border-top:1px solid var(--line)}
.preview-c .member-no{color:var(--cyan);font-size:23px;font-weight:300}
.preview-c .member-row h2{margin:0 0 7px;font-size:27px;font-weight:500}
.preview-c .member-en{color:#7fa3aa;font-size:11px;letter-spacing:.07em;text-transform:uppercase}
.preview-c .member-row h3{margin:1px 0 10px;font-size:18px;font-weight:500;line-height:1.55}
.preview-c .member-row p{max-width:730px;margin:0;color:var(--muted);font-size:14px;line-height:1.8}
.preview-c .next-nav{display:flex;justify-content:space-between;flex-wrap:wrap;gap:20px;padding-top:30px;border-top:1px solid var(--line);color:var(--cyan);font-size:13px}
.preview-c .article-layout{display:grid;grid-template-columns:190px minmax(0,1fr);gap:70px;padding-top:70px;padding-bottom:100px}
.preview-c .article-toc{position:sticky;top:25px;align-self:start;display:grid;gap:14px;padding:20px 0;border-top:1px solid #62868e;font-size:13px;color:var(--muted)}
.preview-c .article-toc b{margin-bottom:7px;color:var(--cyan);font-weight:500}
.preview-c .article-toc a:hover{color:var(--cyan)}
.preview-c .article-content{min-width:0;color:#b2c5c9;font-size:15px;line-height:1.95}
.preview-c .article-content>p{max-width:880px;margin:0 0 25px}
.preview-c .article-content .article-lead{color:#e0eded;font-size:20px;line-height:1.85}
.preview-c .article-content h2{scroll-margin-top:20px;margin:72px 0 25px;padding-top:15px;border-top:1px solid #42616a;color:#eef6f4;font-size:32px;font-weight:500;line-height:1.4}
.preview-c .article-content blockquote{margin:0 0 31px;padding:21px 27px;border-left:2px solid var(--cyan);background:#0e202b;color:#d7eeee;font-size:19px;line-height:1.8}
.preview-c .profile-facts{display:flex;gap:0;margin:33px 0 35px;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.preview-c .profile-fact{flex:1;display:grid;gap:5px;padding:20px 15px;border-right:1px solid var(--line)}
.preview-c .profile-fact:last-child{border-right:0}
.preview-c .profile-fact strong{color:var(--cyan);font-size:32px;font-weight:400}
.preview-c .profile-fact span{color:var(--muted);font-size:12px}
.preview-c .research-box{padding:21px 0;border-top:1px solid var(--line)}
.preview-c .research-box h3{margin:0 0 7px;color:#e4f1ed;font-size:19px;font-weight:500;line-height:1.5}
.preview-c .research-box p{margin:0;color:var(--muted)}
.preview-c .research-box ul{margin:0;padding-left:19px;columns:2;column-gap:35px}
.preview-c .research-box li{break-inside:avoid;margin:0 0 10px}
.preview-c .research-box li strong{color:#dcebea;font-weight:500}
.preview-c .publication-list{margin:0 0 50px;padding:0;list-style:none;counter-reset:pub}
.preview-c .publication-list li{counter-increment:pub;position:relative;padding:18px 0 18px 45px;border-top:1px solid var(--line);color:#b3c6c8;font-size:13px;line-height:1.75;overflow-wrap:anywhere}
.preview-c .publication-list li:before{content:counter(pub,decimal-leading-zero);position:absolute;left:0;top:18px;color:var(--cyan);font-size:11px;letter-spacing:.07em}
.preview-c .publication-list em{color:#e5f0ec;font-style:normal}
@media(max-width:900px){.preview-c .head nav{gap:8px 17px}.preview-c .vision-grid,.preview-c .pi-grid{gap:35px}.preview-c .article-layout{gap:35px;grid-template-columns:150px minmax(0,1fr)}}
@media(max-width:700px){.preview-c .site-header .head{gap:14px}.preview-c .site-header .head nav{display:flex;width:100%;justify-content:flex-start;flex-wrap:nowrap;overflow-x:auto;white-space:nowrap;font-size:13px}.preview-c .site-header .head nav a{min-height:42px;display:inline-flex;align-items:center}.preview-c .vision-band,.preview-c .pi-band,.preview-c .news-band{padding:54px 0}.preview-c .vision-grid,.preview-c .pi-grid{grid-template-columns:1fr;gap:25px}.preview-c .pi-monogram{width:72px;height:72px;margin-top:20px;font-size:36px}.preview-c .news-feature{grid-template-columns:1fr;gap:10px}.preview-c .news-feature h3{font-size:20px}.preview-c .news-rows a{grid-template-columns:50px minmax(0,1fr) 18px;gap:12px;font-size:14px}.preview-c .footer-grid{grid-template-columns:1fr;gap:26px}.preview-c .footer-grid nav{grid-template-columns:repeat(2,max-content);gap:10px 22px}.preview-c .inner-hero{padding:65px 0}.preview-c .inner-hero h1{font-size:57px}.preview-c .inner-hero p{font-size:15px}.preview-c .member-row{grid-template-columns:39px minmax(0,1fr);gap:9px 15px;padding:23px 0}.preview-c .member-row>div:last-child{grid-column:2}.preview-c .member-row h2{font-size:23px}.preview-c .member-row h3{font-size:16px}.preview-c .inner-intro{display:block;line-height:1.6}.preview-c .article-layout{display:block;padding-top:30px}.preview-c .article-toc{position:static;display:flex;flex-wrap:wrap;gap:8px 16px;margin-bottom:38px}.preview-c .article-toc b{width:100%}.preview-c .article-content{font-size:14px}.preview-c .article-content .article-lead{font-size:18px}.preview-c .article-content h2{font-size:27px;margin-top:55px}.preview-c .article-content blockquote{font-size:17px}.preview-c .profile-fact{padding:14px 8px}.preview-c .profile-fact strong{font-size:25px}.preview-c .profile-fact span{font-size:10px}.preview-c .research-box ul{columns:1}.preview-c .publication-list li{font-size:12px}}

/* A single, labeled menu keeps all sections reachable on narrow screens. */
.preview-c .menu-toggle{display:none;align-items:center;gap:10px;flex:0 0 auto;padding:10px 12px;border:1px solid #496974;border-radius:6px;background:#10242e;color:#dff8f3;cursor:pointer;font-size:13px;letter-spacing:.05em}
.preview-c .menu-toggle-icon{display:grid;gap:4px;width:19px}
.preview-c .menu-toggle-icon i{display:block;width:19px;height:1px;background:currentColor;transition:transform .2s,opacity .2s}
@media(max-width:700px){
  .preview-c .site-header{position:relative;z-index:20}
  .preview-c .site-header .head{position:relative;flex-wrap:nowrap;min-height:70px;padding:13px 0}
  .preview-c .site-header .brand{min-width:0}
  .preview-c .site-header .brand small{font-size:10px}
  .preview-c .site-header .brand-affiliation{font-size:10px}
  .preview-c .site-header .brand-en{display:none}
  .preview-c .menu-toggle{display:inline-flex;margin-left:auto}
  .preview-c .site-header .head nav{display:none;position:absolute;top:100%;left:0;right:0;width:auto;max-height:calc(100dvh - 70px);overflow-y:auto;overflow-x:hidden;flex-direction:column;align-items:stretch;gap:0;padding:10px 14px 18px;border:1px solid #496974;border-top:2px solid var(--cyan);border-radius:0 0 9px 9px;background:#0b1b26;box-shadow:0 22px 48px #0009;white-space:normal;font-size:15px}
  .preview-c .site-header.menu-open .head nav{display:flex}
  .preview-c .site-header .head nav a,.preview-c .site-header .head nav a:first-child{display:flex;min-height:47px;padding:11px 8px;border-bottom:1px solid #294552}
  .preview-c .site-header .head nav a:last-child{border-bottom:0}
  .preview-c .site-header.menu-open .menu-toggle-icon i:first-child{transform:translateY(5px) rotate(45deg)}
  .preview-c .site-header.menu-open .menu-toggle-icon i:nth-child(2){opacity:0}
  .preview-c .site-header.menu-open .menu-toggle-icon i:last-child{transform:translateY(-5px) rotate(-45deg)}
}

/* Space, material, and tactile behavior for the full site. */
.preview-c .hero{isolation:isolate}
.preview-c .hero:before{background:radial-gradient(ellipse at 72% 47%,#264a5866 0%,#11293533 30%,transparent 62%)}
.preview-c .hero .manifold-system{perspective:1050px;transform-style:preserve-3d}
.preview-c .manifold-rotor{animation:manifold-orbit-3d 29s linear infinite;transform-style:preserve-3d;will-change:transform}
.preview-c .manifold-rotor:before,.preview-c .manifold-rotor:after{content:"";position:absolute;inset:13%;border:1px solid #9be6e348;border-radius:50%;transform-style:preserve-3d;pointer-events:none}
.preview-c .manifold-rotor:before{transform:rotateX(70deg) translateZ(-56px);box-shadow:0 0 32px #6ad8e11b,inset 0 0 40px #6ad8e111}
.preview-c .manifold-rotor:after{inset:22%;border-style:dashed;border-color:#9be6e329;transform:rotateY(72deg) rotateX(32deg) translateZ(-65px)}
.preview-c .hero-art{animation:none;transform:translateZ(42px) rotateX(-14deg);opacity:.8;filter:drop-shadow(0 36px 46px #65d5db34)}
.preview-c .hero-art.art-echo{transform:translateZ(-42px) rotateX(18deg) rotateY(10deg) scale(.95);opacity:.19;filter:blur(1px) drop-shadow(0 0 50px #7bdfe27a)}
.preview-c .projection{width:156px;opacity:.78;transform-style:preserve-3d;backface-visibility:hidden}
.preview-c .projection-topology{transform:translateZ(140px) rotateX(-12deg)}
.preview-c .projection-symbol{transform:translateZ(-95px) rotateY(-18deg)}
.preview-c .projection-manifold{transform:translateZ(115px) rotateX(12deg)}
.preview-c .projection-flow{transform:translateZ(-125px) rotateY(18deg)}
.preview-c .projection-inner{animation:projection-face-3d 29s linear infinite;display:block;padding:8px 6px;border:1px solid #7bcbd024;border-radius:10px;background:linear-gradient(135deg,#122b35a8,#0a182a38);box-shadow:0 16px 40px #0005,0 0 35px #77d9e414;backdrop-filter:blur(3px);backface-visibility:visible}
.preview-c .projection-formula{font-size:21px}
@keyframes manifold-orbit-3d{
  0%{transform:rotateX(16deg) rotateY(-28deg) rotateZ(-12deg)}
  25%{transform:rotateX(25deg) rotateY(20deg) rotateZ(78deg)}
  50%{transform:rotateX(-12deg) rotateY(36deg) rotateZ(168deg)}
  75%{transform:rotateX(-24deg) rotateY(-18deg) rotateZ(258deg)}
  100%{transform:rotateX(16deg) rotateY(-28deg) rotateZ(348deg)}
}
@keyframes projection-face-3d{
  0%{transform:rotateZ(12deg)}
  25%{transform:rotateZ(-78deg)}
  50%{transform:rotateZ(-168deg)}
  75%{transform:rotateZ(-258deg)}
  100%{transform:rotateZ(-348deg)}
}
.preview-c .hero .wrap{position:relative}
.preview-c .hero h1{text-shadow:0 6px 32px #06121ab5}
.preview-c .path{position:relative;background:linear-gradient(135deg,#07111b,#091824 55%,#08131e)}
.preview-c .path:before{content:"";position:absolute;inset:0;background-image:linear-gradient(#a1e9e708 1px,transparent 1px),linear-gradient(90deg,#a1e9e708 1px,transparent 1px);background-size:68px 68px;mask-image:linear-gradient(90deg,transparent,#000 55%,transparent);pointer-events:none}
.preview-c .path .wrap{position:relative}
.preview-c .path-row{position:relative;padding:19px 15px 19px 0;margin:0 -15px 0 0;border-radius:8px;transition:transform .25s cubic-bezier(.2,.8,.2,1),background .25s,border-color .25s,box-shadow .25s}
.preview-c .path-row:before{content:"";position:absolute;left:0;top:14px;bottom:14px;width:2px;background:var(--cyan);transform:scaleY(0);transition:transform .25s;transform-origin:center}
.preview-c .path-row:hover,.preview-c .path-row:focus-visible{transform:translate3d(8px,-2px,0);background:#17303b9c;border-color:#547b83;box-shadow:0 14px 34px #0003,0 0 0 1px #65c9d223}
.preview-c .path-row:hover:before,.preview-c .path-row:focus-visible:before{transform:scaleY(1)}
.preview-c .path-row:hover h3,.preview-c .path-row:focus-visible h3{color:#d7fbf4}
.preview-c .row-arrow{justify-self:end;color:var(--cyan);font-size:21px;transition:transform .25s}
.preview-c .path-row:hover .row-arrow{transform:translate(4px,-4px)}
.preview-c .row-side{display:flex;align-items:center;gap:14px;min-width:0}
.preview-c .row-side p{flex:1}
.preview-c .path-art{display:block;flex:0 0 116px;width:116px;height:65px;opacity:.66;transition:transform .45s,opacity .3s,filter .3s}
.preview-c .path-art svg{width:100%;height:100%;fill:none;stroke:#81d9de;stroke-width:1.25}
.preview-c .path-art circle{fill:#a1e9e7;stroke:none}
.preview-c .path-row:hover .path-art{opacity:1;transform:rotateX(12deg) rotateY(-13deg) scale(1.08);filter:drop-shadow(0 0 14px #65d7de88)}
.preview-c .output{background:radial-gradient(circle at 93% 17%,#244b5436,transparent 35%),#0d1a27}
.preview-c .output article{position:relative;padding:24px 20px 28px;border:1px solid #39505c;border-radius:10px;background:linear-gradient(145deg,#11232e,#0c1824);transition:transform .26s cubic-bezier(.2,.8,.2,1),box-shadow .26s,border-color .26s,background .26s}
.preview-c .output article:hover,.preview-c .output article:focus-within{transform:translateY(-7px);border-color:#81d8d5;box-shadow:0 24px 42px #0006,0 0 24px #74d5de1c;background:linear-gradient(145deg,#183542,#0d1c29)}
.preview-c .output article .card-cover{position:absolute;inset:0;border-radius:inherit}
.preview-c .output article .card-cover:focus-visible{outline:2px solid var(--cyan);outline-offset:3px}
.preview-c .news-feature,.preview-c .news-rows a,.preview-c .member-row,.preview-c .publication-list li{transition:background .24s,box-shadow .24s,transform .24s}
.preview-c .news-feature:hover,.preview-c .news-rows a:hover,.preview-c .member-row:hover,.preview-c .publication-list li:hover{background:#142b37aa;box-shadow:inset 2px 0 0 #80d8d3}
.preview-c .news-rows a:hover{transform:translateX(5px)}
.preview-c .text-link,.preview-c .hero-bottom a,.preview-c .head nav a,.preview-c .footer-grid nav a,.preview-c .article-toc a,.preview-c .next-nav a{transition:color .22s,border-color .22s,transform .22s,text-shadow .22s}
.preview-c .text-link:hover,.preview-c .hero-bottom a:hover,.preview-c .head nav a:hover,.preview-c .footer-grid nav a:hover,.preview-c .article-toc a:hover,.preview-c .next-nav a:hover{color:#d8fff8;text-shadow:0 0 18px #8bece688;transform:translateY(-2px)}
.preview-c .head nav a{position:relative;padding:8px 0}
.preview-c .head nav a:after{content:"";position:absolute;left:0;right:0;bottom:2px;height:1px;background:var(--cyan);transform:scaleX(0);transform-origin:left;transition:transform .22s}
.preview-c .head nav a:hover:after,.preview-c .head nav a:focus-visible:after{transform:scaleX(1)}
.preview-c .keywords span{transition:transform .22s,border-color .22s,background .22s}
.preview-c .keywords span:hover{transform:translateY(-3px);border-color:#8de2dc;background:#173640}
.preview-c .member-row:hover{transform:translateX(4px)}
.preview-c .article-content .research-box{transition:background .25s,border-color .25s,padding .25s}
.preview-c .article-content .research-box:hover{padding-left:13px;background:#132b35a6;border-color:#6fb9bc}
.preview-c main{transition:opacity .28s ease,transform .28s cubic-bezier(.2,.8,.2,1),filter .28s ease}
.preview-c.is-entering main{opacity:0;transform:translateY(13px);filter:blur(4px)}
.preview-c.is-leaving main{opacity:0;transform:translateY(-10px);filter:blur(4px)}
.preview-c.is-leaving{pointer-events:none}
@media(max-width:950px){.preview-c .path-art{display:none}.preview-c .row-side{display:block}.preview-c .projection-inner{padding:5px 3px}}
@media(max-width:850px){.preview-c .path-row .row-side{grid-column:2;grid-row:2;min-width:0}.preview-c .path-row .row-arrow{grid-column:3;grid-row:1 / span 2;align-self:center}}
@media(max-width:600px){.preview-c .manifold-rotor{animation-duration:34s}.preview-c .hero-art{opacity:.64}.preview-c .hero-art.art-echo{opacity:.12}.preview-c .projection{width:85px}.preview-c .projection-topology{transform:translateZ(55px)}.preview-c .projection-symbol{transform:translateZ(-45px)}.preview-c .projection-manifold{transform:translateZ(48px)}.preview-c .projection-flow{transform:translateZ(-50px)}.preview-c .projection-inner{border:0;background:none;box-shadow:none;backdrop-filter:none}.preview-c .projection-formula{font-size:13px}.preview-c .path-row:hover,.preview-c .path-row:focus-visible{transform:translateX(3px)}.preview-c .output article:hover,.preview-c .output article:focus-within{transform:translateY(-3px)}}
@media(prefers-reduced-motion:reduce){.preview-c .manifold-rotor{animation:none;transform:rotateX(16deg) rotateY(-28deg) rotateZ(-12deg)}.preview-c .projection-inner{animation:none;transform:rotateZ(12deg)}.preview-c main,.preview-c .path-row,.preview-c .path-art,.preview-c .output article,.preview-c .news-rows a,.preview-c .member-row,.preview-c .text-link,.preview-c .head nav a,.preview-c .article-content .research-box{transition:none}.preview-c.is-entering main,.preview-c.is-leaving main{opacity:1;transform:none;filter:none}}

/* Give the rotating assembly enough clearance at desktop widths. */
@media(min-width:951px){
  .preview-c .hero{min-height:670px}
  .preview-c .manifold-system{left:69%;width:min(43vw,550px)}
  .preview-c .projection-topology{top:10%}
  .preview-c .projection-symbol{right:7%}
  .preview-c .projection-manifold{bottom:10%}
  .preview-c .projection-flow{left:7%;top:70%}
}

/* Treat the four research diagrams as part of the navigation, not decoration. */
.preview-c .path-row{grid-template-columns:64px minmax(0,1fr) minmax(245px,350px) 28px;gap:22px;min-height:116px;padding:20px 20px 20px 0;border-bottom:1px solid #253d48}
.preview-c .path-row b{font-size:29px;letter-spacing:-.05em}
.preview-c .path-row h3{max-width:560px;font-size:22px}
.preview-c .row-side{justify-content:flex-end;gap:14px}
.preview-c .row-side p{max-width:150px;font-size:12px}
.preview-c .path-art{display:grid;place-items:center;flex:0 0 138px;width:138px;height:74px;padding:9px 11px;border:1px solid #315865;border-radius:7px;background:linear-gradient(135deg,#1e404d91,#09202b6b);opacity:.85;box-shadow:inset 0 1px #b8f4ed14,0 10px 24px #0003}
.preview-c .path-art svg{stroke-width:1.55}
.preview-c .path-row:active{transform:translate3d(4px,1px,0);box-shadow:inset 0 2px 14px #0005}
.preview-c .path-row:focus-visible{outline:2px solid var(--cyan);outline-offset:2px}

/* One lead paper anchors the selected work; the other two remain legible peers. */
.preview-c .output-list{grid-template-columns:1.18fr 1fr 1fr;align-items:stretch}
.preview-c .output article{display:flex;flex-direction:column;min-height:258px;padding:25px 24px 24px}
.preview-c .output article:first-child{border-color:#64a8ad;background:radial-gradient(circle at 100% 0%,#32717766,transparent 55%),linear-gradient(145deg,#193944,#0c1e29)}
.preview-c .output article:first-child h3{font-size:21px;line-height:1.42}
.preview-c .output article h3{margin-top:24px;font-size:18px}
.preview-c .output article p{margin:20px 0 0}
.preview-c .output article small{margin-top:auto;padding-top:18px}
.preview-c .output article:active{transform:translateY(-2px) scale(.992);box-shadow:inset 0 3px 15px #0006}

@media(min-width:701px) and (max-width:1100px){
  .preview-c .path-row{grid-template-columns:52px minmax(0,1fr) minmax(215px,290px) 24px;gap:15px}
  .preview-c .path-art{flex-basis:102px;width:102px;height:68px}
  .preview-c .row-side p{font-size:11px}
}
@media(max-width:850px){
  .preview-c .path-row{grid-template-columns:46px minmax(0,1fr) 25px;row-gap:12px;min-height:0}
  .preview-c .path-row .row-side{display:flex;grid-column:2;grid-row:2;justify-content:flex-start}
  .preview-c .path-row .row-arrow{grid-column:3;grid-row:1 / span 2}
  .preview-c .path-art{display:grid;flex:0 0 92px;width:92px;height:58px;padding:7px}
  .preview-c .row-side p{max-width:none;font-size:12px}
  .preview-c .output-list{grid-template-columns:1fr}
  .preview-c .output article{min-height:0}
}
@media(max-width:600px){
  .preview-c .hero{display:flex;flex-direction:column;overflow:hidden}
  .preview-c .hero::before{background:radial-gradient(circle at 50% 72%,#22576759,transparent 53%)}
  .preview-c .hero::after{background:linear-gradient(180deg,#070e1700 0%,#070e1700 55%,#070e1799 100%)}
  .preview-c .hero-inner{order:1;padding:43px 0 0}
  .preview-c .hero .kicker{margin-bottom:25px}
  .preview-c .hero h1{max-width:100%;font-size:clamp(34px,9vw,42px);line-height:1.22}
  .preview-c .hero h1 .mobile-break{display:initial}
  .preview-c .hero p{max-width:100%;margin-top:23px;font-size:14px;line-height:1.75}
  .preview-c .hero-bottom{margin-top:27px;gap:15px 24px}
  .preview-c .hero-bottom a{font-size:12px}
  .preview-c .manifold-system{position:relative;order:2;z-index:3;left:auto;top:auto;width:min(calc(100% - 36px),420px);height:490px;margin:12px auto 18px;aspect-ratio:auto;opacity:1;transform:none;perspective:900px}
  .preview-c .manifold-rotor{inset:0;animation:mobile-assembly-orbit 18s ease-in-out infinite alternate;transform-origin:50% 48%;transform-style:preserve-3d}
  .preview-c .manifold-rotor::before,.preview-c .manifold-rotor::after{inset:14px 18% auto;height:245px;transform:rotateX(68deg);opacity:.65}
  .preview-c .hero-art{inset:0 auto auto 50%;width:min(92%,310px);height:278px;opacity:.84;transform:translateX(-50%) rotateX(-10deg);animation:mobile-ribbon-breathe 8s ease-in-out infinite alternate}
  .preview-c .hero-art.art-echo{transform:translateX(-50%) translateY(7px) rotateX(15deg) scale(.92);opacity:.14;animation:none}
  .preview-c .projection{width:calc(50% - 6px);height:93px;opacity:1;text-align:left}
  .preview-c .projection-topology{left:0;top:287px;transform:translateZ(34px) rotateY(-4deg)}
  .preview-c .projection-symbol{left:auto;right:0;top:287px;transform:translateZ(-28px) rotateY(4deg)}
  .preview-c .projection-manifold{left:0;top:386px;bottom:auto;transform:translateZ(-18px) rotateY(-3deg)}
  .preview-c .projection-flow{left:auto;right:0;top:386px;transform:translateZ(42px) rotateY(4deg)}
  .preview-c .projection-inner{animation:none;display:flex;flex-direction:column;justify-content:center;height:100%;padding:8px 10px;border:1px solid #41717c;border-radius:7px;background:linear-gradient(145deg,#173744eb,#0b202deb);box-shadow:0 8px 22px #0006;backdrop-filter:none}
  .preview-c .projection svg{height:57px}
  .preview-c .projection-formula{min-height:57px;font-size:15px}
  .preview-c .projection-label{margin-top:0;font-size:8px;letter-spacing:.055em;white-space:normal;line-height:1.25}
  .preview-c .path-row{grid-template-columns:32px minmax(0,1fr) 20px;gap:9px 10px;margin-right:0;padding:18px 8px 18px 0}
  .preview-c .path-row b{font-size:21px}
  .preview-c .path-row h3{font-size:17px}
  .preview-c .row-side{gap:10px}
  .preview-c .path-art{flex-basis:76px;width:76px;height:52px;padding:5px}
  .preview-c .row-side p{font-size:12px;line-height:1.45}
  .preview-c .output article{padding:22px;min-height:210px}
  .preview-c .output article h3{font-size:18px}
  .preview-c .output article:first-child h3{font-size:20px}
}
@keyframes mobile-ribbon-breathe{from{transform:translateX(-50%) translateY(0) rotateX(-13deg) rotateY(-7deg)}to{transform:translateX(-50%) translateY(-7px) rotateX(-5deg) rotateY(7deg)}}
@keyframes mobile-assembly-orbit{from{transform:rotateX(8deg) rotateY(-17deg) rotateZ(-3deg)}to{transform:rotateX(-8deg) rotateY(17deg) rotateZ(3deg)}}
@media(prefers-reduced-motion:reduce){.preview-c .hero-art,.preview-c .manifold-rotor{animation:none}.preview-c .path-row:active,.preview-c .output article:active{transform:none}}

/* Scroll-triggered content reveal. JavaScript adds the opt-in class. */
.preview-c.reveal-ready .reveal-item{
  opacity:0;
  translate:0 25px;
  transition-property:opacity,translate,transform,background-color,border-color,box-shadow,color;
  transition-duration:.76s,.76s,.25s,.25s,.25s,.25s,.25s;
  transition-timing-function:ease-out,cubic-bezier(.18,.75,.25,1),ease,ease,ease,ease,ease;
  transition-delay:var(--reveal-delay,0ms),var(--reveal-delay,0ms),0ms,0ms,0ms,0ms,0ms;
}
.preview-c.reveal-ready .reveal-item.is-visible{
  opacity:1;
  translate:0 0;
}
@media(max-width:600px){
  .preview-c.reveal-ready .reveal-item{translate:0 18px;transition-duration:.62s,.62s}
}
@media(prefers-reduced-motion:reduce){
  .preview-c.reveal-ready .reveal-item{opacity:1;translate:0 0;transition:none}
}

/* Shared navigation and the new public-resource pages. */
.preview-c .head nav{gap:clamp(10px,1.8vw,24px)}
.preview-c .head nav a[aria-current="page"]{color:var(--cyan)}
.preview-c.page-members .inner-hero{padding:58px 0 62px}
.preview-c.page-members .inner-hero h1{font-size:clamp(50px,5vw,75px)}
.preview-c .member-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:15px;margin-bottom:55px}
.preview-c .member-card{display:grid;grid-template-columns:126px minmax(0,1fr);min-width:0;min-height:192px;overflow:hidden;border:1px solid #31505c;border-left:2px solid #67bfc1;background:linear-gradient(120deg,#112734,#0a1926 75%);transition:transform .22s,border-color .22s,box-shadow .22s}
.preview-c .member-card:hover{transform:translateY(-3px);border-color:#71c5c8;box-shadow:0 14px 32px #0005}
.preview-c .member-avatar{width:110px;height:146px;align-self:start;margin:20px 0 20px 15px;overflow:hidden;border:1px solid #416674;border-radius:3px;background:#142c36}
.preview-c .member-avatar img{display:block;width:100%;height:100%;object-fit:cover;object-position:center 27%}
.preview-c .member-avatar--xu img{transform:scale(1.4);transform-origin:center 55%}
.preview-c .member-avatar--deng img{transform:scale(1.55);transform-origin:48% 42%}
.preview-c .member-avatar--placeholder{display:grid;place-items:center;background:radial-gradient(circle at 50% 35%,#28515b,#10232f 68%);color:#9de4e2}
.preview-c .member-avatar--placeholder span{display:grid;place-items:center;width:68px;height:68px;border:1px solid #6bb4bc;border-radius:50%;font-size:34px;font-weight:300}
.preview-c .member-card-body{min-width:0;padding:18px 20px 18px 10px}
.preview-c .member-index{color:var(--cyan);font-size:10px;letter-spacing:.12em}
.preview-c .member-card h2{margin:5px 0 1px;font-size:23px;font-weight:500}
.preview-c .member-email{min-height:18px;margin:0 0 14px;color:#9bb7bd;font-size:12px;overflow-wrap:anywhere}
.preview-c .member-email a{border-bottom:1px solid #5fadb0;color:var(--cyan)}
.preview-c .member-card h3{margin:0 0 5px;padding-top:11px;border-top:1px solid #355460;color:#e3f1ef;font-size:12px;font-weight:500}
.preview-c .member-card h3+p{margin:0;color:var(--muted);font-size:12px;line-height:1.65}
.preview-c .service-jump{display:flex;gap:10px;flex-wrap:wrap;padding-top:28px;padding-bottom:2px}
.preview-c .service-jump a{padding:10px 15px;border:1px solid #3e6871;border-radius:30px;color:#bcd7d8;font-size:12px;transition:color .2s,border-color .2s,background .2s}
.preview-c .service-jump a:hover,.preview-c .service-jump a:focus-visible{border-color:var(--cyan);background:#15363d;color:var(--cyan)}
.preview-c .service-section{padding-top:68px;padding-bottom:78px;scroll-margin-top:25px}
.preview-c .service-band{background:#0d1a27}
.preview-c .service-heading{max-width:800px;margin-bottom:27px}
.preview-c .service-heading .kicker{color:var(--cyan)}
.preview-c .service-heading h2{margin:12px 0;font-size:clamp(29px,3.4vw,45px);font-weight:500}
.preview-c .service-heading p{margin:0;color:var(--muted);font-size:15px;line-height:1.8}
.preview-c .service-links{border-top:1px solid #41606b}
.preview-c .service-links a{display:grid;grid-template-columns:110px minmax(0,1fr) 24px;gap:18px;align-items:start;padding:23px 0;border-bottom:1px solid var(--line);transition:background .2s}
.preview-c .service-links a:hover{background:#12303a66}
.preview-c .service-links time,.preview-c .service-links b{color:var(--cyan);font-size:12px;font-weight:400}
.preview-c .service-links strong{display:block;font-size:18px;font-weight:500;line-height:1.55}
.preview-c .service-links small{display:block;margin-top:7px;color:#98b4ba;font-size:13px;line-height:1.65}
.preview-c .salon-notes{margin-top:48px}
.preview-c .salon-notes-head{display:flex;justify-content:space-between;align-items:end;gap:24px;margin-bottom:20px}
.preview-c .salon-notes-head h3,.preview-c .slide-browser-head h3{margin:8px 0 0;font-size:clamp(22px,2.5vw,30px);font-weight:500}
.preview-c .salon-notes-head p{max-width:390px;margin:0;color:#9ab5bb;font-size:12px;line-height:1.7}
.preview-c .salon-note-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}
.preview-c .salon-note{padding:22px;border:1px solid #385b65;background:#102732}
.preview-c .salon-note span{color:var(--cyan);font-size:11px;letter-spacing:.08em}
.preview-c .salon-note h4{min-height:3em;margin:16px 0 10px;font-size:17px;font-weight:500;line-height:1.5}
.preview-c .salon-note p{margin:0;color:#a6bec1;font-size:12px;line-height:1.8}
.preview-c a.salon-note{display:flex;flex-direction:column;min-height:216px;transition:border-color .2s,transform .2s,background .2s}
.preview-c a.salon-note:hover,.preview-c a.salon-note:focus-visible{border-color:#8fdad3;background:#15343e;transform:translateY(-3px)}
.preview-c a.salon-note b{display:block;margin-top:auto;padding-top:19px;color:#8bdad5;font-size:12px;font-weight:500}
.preview-c .course-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}
.preview-c .course-card{display:flex;flex-direction:column;min-height:185px;padding:22px;border:1px solid #385d68;background:#102732;transition:transform .22s,border-color .22s}
.preview-c .course-card:hover{transform:translateY(-4px);border-color:var(--cyan)}
.preview-c .course-card span{color:var(--cyan);font-size:11px;letter-spacing:.14em}
.preview-c .course-card h3{margin:18px 0 5px;font-size:23px;font-weight:500}
.preview-c .course-card p{margin:0;color:#9fb8be;font-size:12px}
.preview-c .course-card b{margin-top:auto;padding-top:20px;color:var(--cyan);font-size:12px;font-weight:400}
.preview-c .practice-link{display:flex;justify-content:space-between;gap:18px;margin-top:18px;padding:20px 22px;border:1px solid #3b6370;color:#e4f2ee;font-size:14px;line-height:1.5}
.preview-c .practice-link:hover{border-color:var(--cyan)}
.preview-c .practice-link span{flex:0 0 auto;color:var(--cyan);font-size:12px}
.preview-c .video-layout{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(330px,.75fr);gap:26px;align-items:start}
.preview-c .video-stage{min-width:0;padding:13px;border:1px solid #345560;background:#0c1d28}
.preview-c .video-stage video{display:block;width:100%;aspect-ratio:16/9;background:#02080b}
.preview-c .video-stage p{margin:14px 5px 4px;color:#e7f4f1;font-size:15px}
.preview-c .video-stage small{display:block;margin:0 5px 6px;color:#88a8b1;font-size:11px;line-height:1.6}
.preview-c .chapter-list{margin:0;padding:0;list-style:none;border-top:1px solid #42616a}
.preview-c .chapter-list li{display:grid;grid-template-columns:minmax(0,1fr) auto;align-items:center;gap:8px;border-bottom:1px solid #2d4854}
.preview-c .chapter-button{display:flex;align-items:center;gap:13px;width:100%;min-width:0;padding:13px 5px;border:0;background:transparent;color:#d3e3e3;text-align:left;cursor:pointer;font-size:14px;line-height:1.4}
.preview-c .chapter-button:hover,.preview-c .chapter-button.is-active{color:var(--cyan)}
.preview-c .chapter-button b{color:var(--cyan);font-size:12px;font-weight:400}
.preview-c .chapter-button span{min-width:0}
.preview-c .chapter-button small{display:block;margin-top:3px;color:#86a8af;font-size:11px}
.preview-c .chapter-list li>a{padding:8px 5px;color:var(--cyan);font-size:11px;white-space:nowrap}
.preview-c .slide-browser{margin-top:37px;padding:28px;border:1px solid #385b65;background:#102732;scroll-margin-top:20px}
.preview-c .slide-browser-head{display:flex;justify-content:space-between;align-items:end;gap:22px}
.preview-c .slide-browser-head p{margin:9px 0 0;color:#9bb8bd;font-size:12px;line-height:1.7}
.preview-c .slide-jump-form{display:flex;align-items:center;gap:7px;white-space:nowrap;color:#a9c4c7;font-size:12px}
.preview-c .slide-jump-form input{width:65px;padding:9px 7px;border:1px solid #50727a;background:#0b1e28;color:#ecf7f4;text-align:center;font:inherit}
.preview-c .slide-jump-form button,.preview-c .slide-current button,.preview-c .slide-pagination button{padding:9px 12px;border:1px solid #50727a;background:#173743;color:#d9efea;cursor:pointer;font:inherit;font-size:12px}
.preview-c .slide-jump-form button:hover,.preview-c .slide-current button:hover:not(:disabled),.preview-c .slide-pagination button:hover:not(:disabled){border-color:var(--cyan);color:var(--cyan)}
.preview-c .slide-current{display:grid;grid-template-columns:auto minmax(0,1fr) auto;align-items:center;gap:13px;margin:25px 0 16px}
.preview-c .slide-current p{margin:0;color:#e4f3ee;text-align:center;font-size:14px;line-height:1.5}
.preview-c .slide-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}
.preview-c .slide-item{display:flex;align-items:center;gap:12px;min-width:0;min-height:48px;padding:9px 12px;border:1px solid #35545e;background:#0c202b;color:#c7dcdd;text-align:left;cursor:pointer;font:inherit;font-size:12px;line-height:1.4}
.preview-c .slide-item:hover,.preview-c .slide-item.is-active{border-color:var(--cyan);background:#16404a;color:#f1fcf8}
.preview-c .slide-item b{flex:none;color:var(--cyan);font-weight:500}
.preview-c .slide-pagination{display:flex;justify-content:center;align-items:center;gap:18px;margin-top:18px;color:#a9c4c7;font-size:12px}
.preview-c .slide-current button:disabled,.preview-c .slide-pagination button:disabled{opacity:.4;cursor:not-allowed}
@media(max-width:1050px){.preview-c .course-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.preview-c .video-layout{grid-template-columns:1fr}.preview-c .salon-note-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:780px){.preview-c .member-grid{grid-template-columns:1fr}.preview-c .member-card{grid-template-columns:126px minmax(0,1fr)}}
@media(max-width:650px){.preview-c.page-members .inner-hero{padding:54px 0 58px}.preview-c .member-grid{gap:12px}.preview-c .member-card{grid-template-columns:105px minmax(0,1fr);min-height:0}.preview-c .member-avatar{width:88px;height:118px;margin:16px 0 16px 13px}.preview-c .member-avatar--placeholder span{width:54px;height:54px;font-size:28px}.preview-c .member-card-body{padding:14px 14px 14px 7px}.preview-c .member-card h2{font-size:21px}.preview-c .member-email{margin-bottom:10px;font-size:11px}.preview-c .member-card h3{padding-top:9px}.preview-c .service-section{padding-top:53px;padding-bottom:58px}.preview-c .service-links a{grid-template-columns:1fr 22px;gap:6px}.preview-c .service-links time{grid-column:1/-1}.preview-c .service-links strong{font-size:16px}.preview-c .course-grid{gap:11px}.preview-c .course-card{min-height:150px;padding:15px}.preview-c .course-card h3{font-size:19px}.preview-c .practice-link{display:block}.preview-c .practice-link span{display:block;margin-top:5px}}
@media(max-width:650px){.preview-c .salon-notes-head,.preview-c .slide-browser-head{display:block}.preview-c .salon-notes-head p{margin-top:8px}.preview-c .salon-note-grid,.preview-c .slide-list{grid-template-columns:1fr}.preview-c .salon-note h4{min-height:0}.preview-c .slide-browser{padding:17px}.preview-c .slide-jump-form{margin-top:18px}.preview-c .slide-current{gap:6px}.preview-c .slide-current button{padding:8px 6px}.preview-c .slide-current p{font-size:12px}.preview-c .slide-pagination{gap:9px}}
@media(max-width:430px){.preview-c .member-card{grid-template-columns:88px minmax(0,1fr)}.preview-c .member-avatar{width:72px;height:98px;margin:13px 0 13px 12px}.preview-c .member-avatar--placeholder span{width:46px;height:46px;font-size:24px}.preview-c .member-card-body{padding:12px 12px 12px 6px}.preview-c .member-card h3+p{font-size:12px}.preview-c .course-grid{grid-template-columns:1fr}}