:root{
  --paper:#F6F3EC; --paper2:#EDE8DD; --ink:#16191E; --ink2:#4A4F57; --line:#D9D2C3;
  --navy:#14213A; --navy2:#1E2E4E; --gold:#B8924A; --gold2:#D9B872; --green:#24584A;
  --serif:"Noto Serif TC","Songti TC",serif; --sans:"Noto Sans TC","PingFang TC","Microsoft JhengHei",sans-serif;
  --latin:"Fraunces",Georgia,serif; --w:1180px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:72px}
body{margin:0;background:var(--paper);color:var(--ink);font:16px/1.8 var(--sans);-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto;display:block}
a{color:inherit}
.wrap{max-width:var(--w);margin:0 auto;padding:0 24px}
h1,h2,h3,h4{font-family:var(--serif);line-height:1.35;margin:0}
p{margin:0 0 1em}

/* header */
.top{position:sticky;top:0;z-index:50;background:rgba(246,243,236,.92);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.top-in{display:flex;align-items:center;justify-content:space-between;height:64px}
.brand{font:700 22px var(--serif);text-decoration:none;letter-spacing:.08em;display:flex;align-items:baseline;gap:10px}
.brand span{font:500 11px var(--latin);letter-spacing:.28em;color:var(--gold)}
.nav{display:flex;gap:22px}
.nav a{text-decoration:none;font-size:14.5px;color:var(--ink2);position:relative}
.nav a:hover{color:var(--ink)}
.nav a::after{content:"";position:absolute;left:0;right:100%;bottom:-4px;height:1px;background:var(--gold);transition:right .25s}
.nav a:hover::after{right:0}
.nav-btn{display:none;background:none;border:0;width:40px;height:40px;cursor:pointer;position:relative}
.nav-btn i{position:absolute;left:9px;right:9px;height:2px;background:var(--ink);transition:.25s}
.nav-btn i:first-child{top:15px}.nav-btn i:last-child{top:23px}
.nav-open .nav-btn i:first-child{top:19px;transform:rotate(45deg)}
.nav-open .nav-btn i:last-child{top:19px;transform:rotate(-45deg)}

/* hero */
.hero{background:var(--navy);color:#F3EFE6;position:relative;overflow:hidden;padding:72px 0 0}
.hero::before{content:"";position:absolute;inset:0;background:radial-gradient(800px 500px at 85% 20%,rgba(184,146,74,.22),transparent 60%),linear-gradient(transparent 95%,rgba(255,255,255,.04) 95%) 0 0/100% 48px;pointer-events:none}
.hero-grid{display:grid;grid-template-columns:1.25fr .9fr;gap:56px;align-items:end;position:relative}
.hero-text{padding-bottom:84px}
.kicker{font-size:14px;letter-spacing:.3em;color:var(--gold2);margin-bottom:22px}
.hero h1{font-size:clamp(64px,9vw,120px);font-weight:900;letter-spacing:.06em;line-height:1}
.hero h1 span{display:block;font:400 clamp(18px,2vw,24px)/1.4 var(--latin);letter-spacing:.06em;color:#C9CFDA;margin-top:18px;font-style:italic}
.tagline{font:500 clamp(18px,2vw,22px)/1.8 var(--serif);color:#E7E1D3;margin:30px 0 36px;max-width:30em}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap}
.btn{display:inline-flex;align-items:center;padding:12px 26px;background:var(--gold);color:var(--navy);text-decoration:none;font-weight:700;letter-spacing:.08em;border:1px solid var(--gold);transition:.2s}
.btn:hover{background:var(--gold2)}
.btn.ghost{background:transparent;color:#F3EFE6;border-color:rgba(243,239,230,.45)}
.btn.ghost:hover{border-color:var(--gold2);color:var(--gold2)}
.portrait{margin:0;align-self:end;position:relative}
.portrait::before{content:"";position:absolute;left:-18px;top:28px;right:18px;bottom:0;border:1px solid rgba(217,184,114,.5)}
.portrait img{position:relative;width:100%;aspect-ratio:4/5;object-fit:cover;object-position:50% 22%}
.stats{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(5,1fr);border-top:1px solid rgba(255,255,255,.14);position:relative}
.stats li{padding:26px 8px 30px;border-right:1px solid rgba(255,255,255,.1);text-align:center}
.stats li:last-child{border-right:0}
.stats b{display:block;font:600 clamp(32px,4vw,46px)/1 var(--latin);color:var(--gold2)}
.stats span{font-size:14px;color:#C9CFDA;letter-spacing:.12em}

/* sections */
.sec{padding:110px 0}
.sec.alt{background:var(--paper2)}
.sec.dark{background:var(--navy);color:#ECE7DC}
.sec-head{margin-bottom:56px;position:relative;max-width:760px}
.sec-head .no{font:400 15px var(--latin);color:var(--gold);letter-spacing:.2em}
.sec-head .en{font:italic 400 15px var(--latin);color:var(--ink2);margin:6px 0 4px;letter-spacing:.06em}
.dark .sec-head .en{color:#AEB5C2}
.sec-head h2{font-size:clamp(30px,3.6vw,42px);font-weight:700;letter-spacing:.06em}
.sec-head .lead{margin-top:16px;color:var(--ink2);font-size:17px}
.dark .sec-head .lead,.dark .lead{color:#C9CFDA}
.note{font-size:14px;color:var(--ink2);margin-top:28px}
.note a{color:var(--green);text-underline-offset:3px}
.dark .note{color:#AEB5C2}

/* about */
.about-grid{display:grid;grid-template-columns:1.3fr 1fr;gap:64px;align-items:start}
.prose p{font-size:17px;color:#2B2F36}
.prose .big{font:500 clamp(21px,2.3vw,26px)/1.7 var(--serif);color:var(--ink);margin-bottom:1.2em;padding-left:22px;border-left:3px solid var(--gold)}
.prose strong{color:var(--green)}
.prose .sign{font:italic 500 18px var(--serif);color:var(--gold);margin-top:1.6em}
.side{display:grid;grid-template-columns:150px 1fr;gap:24px;align-items:start}
.about-photo{margin:0}
.about-photo img{aspect-ratio:3/4;object-fit:cover;object-position:50% 15%;width:100%}
.pillars{display:grid;gap:18px}
.pillars div{border-top:1px solid var(--line);padding-top:12px}
.pillars span{font:400 12px var(--latin);color:var(--gold);letter-spacing:.2em}
.pillars h3{font-size:18px;margin:2px 0 4px}
.pillars p{font-size:14.5px;color:var(--ink2);margin:0;line-height:1.7}

/* reel */
.reel{margin-top:80px;position:relative}
.reel-track{display:flex;gap:18px;overflow-x:auto;scroll-snap-type:x mandatory;scrollbar-width:none;padding-bottom:4px}
.reel-track::-webkit-scrollbar{display:none}
.slide{flex:0 0 calc((100% - 36px)/3);margin:0;scroll-snap-align:start}
.slide a{display:block;overflow:hidden;background:#ddd}
.slide img{width:100%;aspect-ratio:4/3;object-fit:cover;transition:transform .5s}
.slide a:hover img{transform:scale(1.04)}
.slide figcaption{font-size:14px;color:var(--ink2);margin-top:10px;line-height:1.6}
.reel-ctrl{display:flex;align-items:center;gap:16px;justify-content:flex-end;margin-top:18px}
.reel-ctrl button{width:44px;height:44px;border:1px solid var(--ink);background:transparent;cursor:pointer;font-size:18px;transition:.2s}
.reel-ctrl button:hover{background:var(--ink);color:var(--paper)}
.r-count{font:400 15px var(--latin);min-width:56px;text-align:center}

/* timelines */
.cols-2{display:grid;grid-template-columns:1fr 1fr;gap:64px}
.sub{font-size:22px;margin-bottom:22px;padding-bottom:12px;border-bottom:2px solid var(--ink)}
.mini{font:700 15px var(--sans);letter-spacing:.12em;color:var(--green);margin:34px 0 12px}
.tl{list-style:none;margin:0;padding:0}
.tl li{display:grid;grid-template-columns:64px 1fr;gap:16px;padding:16px 0;border-bottom:1px solid var(--line)}
.tl .yr{font:600 15px var(--latin);color:var(--gold);padding-top:3px}
.tl h3{font-size:18px}
.tl p{margin:2px 0 0;color:var(--ink2);font-size:15px}
.tl small{display:block;color:#7A7F86;font-size:13.5px;margin-top:2px}
.dots{list-style:none;margin:0;padding:0}
.dots li{position:relative;padding:5px 0 5px 18px;font-size:15px;color:#2B2F36;line-height:1.7}
.dots li::before{content:"";position:absolute;left:0;top:15px;width:7px;height:7px;background:var(--gold);transform:rotate(45deg)}

/* credentials */
.cred-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.cred{background:#fff;border:1px solid var(--line);padding:30px 32px}
.cred .en{font:italic 14px var(--latin);color:var(--gold);margin:0}
.cred h3{font-size:22px;margin:2px 0 16px}
.cred ul{list-style:none;margin:0;padding:0}
.cred li{display:grid;grid-template-columns:150px 1fr;gap:14px;padding:9px 0;border-top:1px dashed var(--line);font-size:15px}
.cred b{font-family:var(--latin);font-weight:600;color:var(--navy)}
.cred span{color:var(--ink2);line-height:1.65}

/* honors */
.honor-grid{display:grid;grid-template-columns:1.6fr 1fr;gap:56px;align-items:start}
.honors{list-style:none;margin:0;padding:0;columns:2;column-gap:40px}
.honors li{break-inside:avoid;display:grid;grid-template-columns:52px 1fr;gap:12px;padding:13px 0;border-bottom:1px solid rgba(255,255,255,.12)}
.honors .yr{font:600 15px var(--latin);color:var(--gold2);padding-top:2px}
.honors h3{font:500 16px/1.55 var(--sans);color:#F3EFE6}
.honors p{margin:3px 0 0;font-size:13px;color:#AEB5C2}
.patent{border:1px solid rgba(217,184,114,.5);padding:34px;position:sticky;top:90px}
.patent .en{font:italic 14px var(--latin);color:var(--gold2);margin:0}
.patent .num{font:600 88px/1 var(--latin);color:var(--gold2);margin:8px 0 16px}
.patent .num small{font:500 22px var(--serif);margin-left:6px}
.patent p{font-size:15px;color:#D5D9E0}

/* books */
.shelf{display:grid;grid-template-columns:repeat(5,1fr);gap:40px 26px}
.book{text-decoration:none;display:flex;flex-direction:column}
.cover{display:block;background:#fff;box-shadow:0 1px 2px rgba(0,0,0,.08),0 12px 24px -10px rgba(20,33,58,.35);transition:transform .25s,box-shadow .25s}
.cover img{width:100%;aspect-ratio:5/7;object-fit:contain}
.book:hover .cover{transform:translateY(-6px);box-shadow:0 2px 4px rgba(0,0,0,.08),0 20px 30px -12px rgba(20,33,58,.45)}
.bt{font:700 15px/1.5 var(--serif);margin-top:14px}
.bm{font-size:13px;color:var(--ink2);margin-top:4px;line-height:1.5}

/* research / columns */
.pubs{list-style:none;margin:0;padding:0}
.pubs li{padding:18px 0;border-bottom:1px solid var(--line)}
.pubs .j{font-size:13px;color:var(--green);font-weight:700;margin:0 0 6px;letter-spacing:.04em}
.pubs h4{font:600 17px/1.55 var(--latin)}
.pubs li:nth-child(2) h4{font-family:var(--serif)}
.pubs .au{font-size:14px;color:var(--ink2);margin:6px 0 0}
.chips{display:flex;flex-wrap:wrap;gap:8px}
.chips span{font-size:14px;padding:5px 14px;border:1px solid var(--line);background:#fff;border-radius:999px}
.cols{list-style:none;margin:0;padding:0}
.cols a,.press a{display:grid;grid-template-columns:96px 1fr 22px;gap:4px 16px;align-items:start;text-decoration:none;padding:16px 0;border-bottom:1px solid var(--line);transition:background .2s}
.cols a:hover b,.press a:hover b{color:var(--green)}
.cols time{font:400 13px var(--latin);color:var(--ink2);padding-top:3px}
.cols .tag{grid-column:1;grid-row:2;font-size:12px;color:var(--gold);font-weight:700;letter-spacing:.1em}
.cols b{grid-column:2;grid-row:1/3;font:600 16px/1.6 var(--serif)}
.cols svg,.press svg{width:20px;height:20px;grid-column:3;grid-row:1;color:var(--gold);margin-top:3px}

/* speaking */
.speak-top{display:grid;grid-template-columns:.8fr 1.2fr 1fr;gap:40px;margin-bottom:56px;align-items:start}
.speak-photo{margin:0}
.speak-photo img{width:100%;aspect-ratio:3/4;object-fit:cover;object-position:50% 25%}
.topics{list-style:none;margin:0;padding:0;display:grid;gap:0}
.topics li{padding:18px 0;border-bottom:1px solid var(--line)}
.topics li:first-child{border-top:2px solid var(--ink)}
.topics b{display:block;font:700 19px var(--serif);margin-bottom:4px}
.topics span{font-size:15px;color:var(--ink2)}
.upcoming{background:var(--navy);color:#ECE7DC;padding:30px}
.upcoming .en{font:italic 14px var(--latin);color:var(--gold2);margin:0}
.upcoming h3{font-size:22px;margin:2px 0 14px}
.upcoming ol{list-style:none;margin:0;padding:0}
.upcoming li{display:grid;grid-template-columns:58px 1fr;gap:12px;padding:12px 0;border-top:1px solid rgba(255,255,255,.14)}
.upcoming time{font:600 18px var(--latin);color:var(--gold2)}
.upcoming b{display:block;font-size:15px}
.upcoming span{font-size:13.5px;color:#AEB5C2}
.years{border-top:2px solid var(--ink)}
.year{border-bottom:1px solid var(--line)}
.year summary{display:flex;align-items:baseline;gap:16px;padding:20px 0;cursor:pointer;list-style:none}
.year summary::-webkit-details-marker{display:none}
.year summary span{font:600 30px var(--latin)}
.year summary small{color:var(--ink2);font-size:14px}
.year summary::after{content:"+";margin-left:auto;font:300 28px var(--latin);color:var(--gold);transition:transform .2s}
.year[open] summary::after{transform:rotate(45deg)}
.talks{list-style:none;margin:0 0 20px;padding:0}
.talks li{display:grid;grid-template-columns:96px 54px 1fr;gap:14px;padding:11px 0;border-top:1px dashed var(--line);align-items:start}
.talks time{font:400 14px var(--latin);color:var(--ink2);padding-top:2px}
.k{font-size:12px;padding:2px 0;text-align:center;border:1px solid;font-weight:700;letter-spacing:.1em}
.k-talk{color:var(--green)}.k-course{color:var(--gold)}.k-panel{color:var(--navy2)}
.talks b{display:block;font-size:15.5px}
.talks div span{font-size:14.5px;color:var(--ink2)}

/* press */
.press{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:1fr 1fr;column-gap:56px}
.press a{grid-template-columns:1fr 22px;gap:2px 16px}
.press .src{grid-column:1;font-size:13px;font-weight:700;color:var(--green);letter-spacing:.06em}
.press time{grid-column:1;font:400 13px var(--latin);color:var(--ink2)}
.press b{grid-column:1;font:600 17px/1.6 var(--serif);margin-top:4px}
.press .tag{grid-column:1;font-size:12px;color:var(--gold);font-weight:700}

/* beyond */
.beyond{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(3,1fr);gap:0;border-top:1px solid var(--line);border-left:1px solid var(--line)}
.beyond li{padding:30px 28px;border-right:1px solid var(--line);border-bottom:1px solid var(--line)}
.beyond h3{font-size:20px;margin-bottom:8px}
.beyond p{font-size:15px;color:var(--ink2);margin:0}

/* contact */
.contact .mail{display:inline-flex;align-items:center;gap:14px;font:600 clamp(26px,4.4vw,52px)/1.2 var(--latin);color:var(--gold2);text-decoration:none;border-bottom:1px solid rgba(217,184,114,.5);padding-bottom:6px;margin:10px 0 40px;word-break:break-all}
.contact .mail svg{width:.7em;height:.7em;flex:none}
.contact .mail:hover{color:#fff}
.links{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:12px}
.links a{display:inline-block;padding:8px 18px;border:1px solid rgba(255,255,255,.25);text-decoration:none;font-size:14px;color:#D5D9E0}
.links a:hover{border-color:var(--gold2);color:var(--gold2)}
.foot{background:#0E1729;color:#7F8796;font-size:13px;padding:22px 0;letter-spacing:.06em}

/* lightbox */
.lightbox{position:fixed;inset:0;z-index:100;background:rgba(10,14,22,.94);display:flex;flex-direction:column;align-items:center;justify-content:center;padding:24px}
.lightbox[hidden]{display:none}
.lightbox img{max-width:min(1200px,94vw);max-height:80vh;object-fit:contain}
.lb-cap{color:#D5D9E0;margin-top:14px;font-size:15px;text-align:center}
.lb-x{position:absolute;top:14px;right:18px;background:none;border:0;color:#fff;font-size:40px;cursor:pointer;line-height:1}

/* reveal */
.reveal{opacity:0;transform:translateY(18px);transition:opacity .7s ease,transform .7s ease}
.reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}html{scroll-behavior:auto}}

/* responsive */
@media (max-width:1080px){
  .nav{gap:16px}.nav a{font-size:13.5px}
  .shelf{grid-template-columns:repeat(4,1fr)}
  .speak-top{grid-template-columns:1fr 1fr}.speak-photo{display:none}
}
@media (max-width:900px){
  .nav-btn{display:block}
  .nav{position:fixed;top:64px;left:0;right:0;flex-direction:column;gap:0;background:var(--paper);border-bottom:1px solid var(--line);padding:8px 24px 18px;transform:translateY(-120%);transition:transform .3s;z-index:-1}
  .nav-open .nav{transform:none}
  .nav a{padding:12px 0;border-bottom:1px solid var(--line);font-size:16px}
  .hero-grid,.about-grid,.cols-2,.honor-grid{grid-template-columns:1fr}
  .hero-grid{gap:0}
  .hero-text{padding-bottom:40px}
  .portrait{max-width:420px;width:85%;margin:0 auto}
  .stats{grid-template-columns:repeat(3,1fr)}
  .stats li:nth-child(3){border-right:0}
  .stats li:nth-child(n+4){border-top:1px solid rgba(255,255,255,.1)}
  .cred-grid{grid-template-columns:1fr}
  .honors{columns:1}
  .patent{position:static}
  .press{grid-template-columns:1fr}
  .beyond{grid-template-columns:1fr 1fr}
  .slide{flex-basis:calc((100% - 18px)/2)}
  .about-grid,.cols-2{gap:48px}
}
@media (max-width:600px){
  body{font-size:15.5px}
  .wrap{padding:0 16px}
  .sec{padding:72px 0}
  .sec-head{margin-bottom:36px}
  .hero{padding-top:48px}
  .stats{grid-template-columns:repeat(2,1fr)}
  .stats li{border-right:1px solid rgba(255,255,255,.1)!important;border-top:1px solid rgba(255,255,255,.1)}
  .stats li:nth-child(2n){border-right:0!important}
  .stats li:last-child{grid-column:1/-1;border-right:0!important}
  .side{grid-template-columns:1fr}
  .about-photo{max-width:260px}
  .slide{flex-basis:86%}
  .shelf{grid-template-columns:repeat(2,1fr);gap:30px 18px}
  .cred{padding:24px 20px}
  .cred li{grid-template-columns:1fr;gap:2px}
  .speak-top{grid-template-columns:1fr}
  .talks li{grid-template-columns:76px 1fr}
  .talks .k{display:none}
  .cols a{grid-template-columns:1fr 22px}
  .cols time{grid-column:1;grid-row:1}
  .cols .tag{grid-column:1;grid-row:2}
  .cols b{grid-column:1;grid-row:3}
  .beyond{grid-template-columns:1fr}
  .tl li{grid-template-columns:52px 1fr}
}