:root{
  --bg:#FAF5EF; --surface:#FFFDFA; --ink:#2B241E; --muted:#6B5F53; --line:#E8DDD1;
  --accent:#6F5E4C; --accent-2:#A4907C; --tint:#F1DEC9;
}
@media (prefers-color-scheme: dark){
  :root:not([data-theme="light"]){
    --bg:#171411; --surface:#201C18; --ink:#F1E8DE; --muted:#A4907C; --line:#342D27;
    --accent:#C8B6A6; --accent-2:#A4907C; --tint:#2A231D;
  }
}
:root[data-theme="dark"]{
  --bg:#171411; --surface:#201C18; --ink:#F1E8DE; --muted:#A4907C; --line:#342D27;
  --accent:#C8B6A6; --accent-2:#A4907C; --tint:#2A231D;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion: reduce){html{scroll-behavior:auto}*{animation:none!important;transition:none!important}}
body{background:var(--bg);color:var(--ink);font:400 16px/1.6 Inter,system-ui,sans-serif;-webkit-font-smoothing:antialiased}
a{color:inherit}
.wrap{max-width:1040px;margin:0 auto;padding:0 24px}
@media (max-width:600px){.wrap{padding:0 16px}}

nav{position:sticky;top:0;z-index:10;background:color-mix(in srgb,var(--bg) 88%,transparent);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
nav .wrap{display:flex;justify-content:space-between;align-items:center;height:56px}
nav .mark{font-family:"Instrument Serif",serif;font-size:22px;text-decoration:none}
nav ul{display:flex;gap:24px;list-style:none;font-size:14px;color:var(--muted)}
nav ul a{text-decoration:none}
nav ul a:hover{color:var(--ink)}
@media (max-width:600px){nav ul{gap:14px;font-size:13px}nav ul li:nth-child(n+4){display:none}}

.hero{padding:96px 0 72px}
.eyebrow{font:500 12px/1 Inter;letter-spacing:.12em;text-transform:uppercase;color:var(--accent)}
h1{font-family:"Instrument Serif",serif;font-weight:400;font-size:clamp(44px,8vw,88px);line-height:1.02;letter-spacing:-.01em;margin:20px 0 28px}
h1 em{color:var(--accent)}
.lede{font-size:clamp(17px,2vw,20px);color:var(--muted);max-width:640px}
.facts{display:flex;flex-wrap:wrap;gap:10px 28px;margin-top:36px;font-size:14px;color:var(--muted)}
.facts span::before{content:"";display:inline-block;width:6px;height:6px;border-radius:50%;background:var(--accent);margin-right:10px;vertical-align:middle}

/* tooth line motif */
.motif{display:block;width:100%;height:56px;color:var(--line);margin-top:56px}

section{padding:72px 0;border-top:1px solid var(--line)}
.sec-head{display:grid;grid-template-columns:220px 1fr;gap:32px;margin-bottom:40px}
@media (max-width:760px){.sec-head{grid-template-columns:1fr;gap:8px}}
h2{font-family:"Instrument Serif",serif;font-weight:400;font-size:40px;line-height:1.1}
.sec-head p{color:var(--muted);max-width:560px;align-self:end}

/* projects */
.projects{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
@media (max-width:900px){.projects{grid-template-columns:1fr}}
.card{background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:24px;text-decoration:none;display:flex;flex-direction:column;gap:14px;transition:border-color .2s,transform .2s}
.card:hover{border-color:var(--accent);transform:translateY(-2px)}
.card .art{height:150px;border-radius:10px;background:var(--tint);display:grid;place-items:center;overflow:hidden}
.card h3{font-family:"Instrument Serif",serif;font-weight:400;font-size:28px}
.card p{color:var(--muted);font-size:15px}
.card .meta{margin-top:auto;font:400 12px/1.4 "JetBrains Mono",monospace;color:var(--muted)}
.card .go{color:var(--accent);font-size:14px;font-weight:500}

/* toolkit */
.tools{border-top:1px solid var(--line)}
.tool{display:grid;grid-template-columns:60px 1fr 40px;gap:20px;align-items:center;padding:24px 0;border-bottom:1px solid var(--line);text-decoration:none;transition:padding .2s}
.tool:hover{padding-left:8px}
.tool:hover .go{color:var(--accent);transform:translateX(4px)}
.tool .num{font:400 13px/1 "JetBrains Mono",monospace;color:var(--muted)}
.tool h3{font-family:"Instrument Serif",serif;font-weight:400;font-size:28px;line-height:1.1;margin-bottom:6px}
.tool p{color:var(--muted);font-size:15px;max-width:640px}
.tool .go{font-size:22px;color:var(--muted);transition:transform .2s,color .2s;justify-self:end}
@media (max-width:600px){.tool{grid-template-columns:36px 1fr;gap:12px}.tool .go{display:none}}

/* timeline */
.tl{list-style:none}
.tl li{display:grid;grid-template-columns:220px 1fr;gap:32px;padding:28px 0;border-bottom:1px solid var(--line)}
.tl li:last-child{border-bottom:0}
@media (max-width:760px){.tl li{grid-template-columns:1fr;gap:6px}}
.when{font:400 13px/1.6 "JetBrains Mono",monospace;color:var(--muted)}
.tl h4{font-weight:600;font-size:17px}
.tl .org{color:var(--accent);font-size:15px;margin-bottom:8px}
.tl p{color:var(--muted);font-size:15px;max-width:640px}
.tags{display:flex;flex-wrap:wrap;gap:6px;margin-top:12px}
.tags span{font-size:12px;border:1px solid var(--line);border-radius:99px;padding:3px 10px;color:var(--muted)}

.study{border-left:2px solid var(--accent);padding:4px 0 4px 18px;margin:22px 0}
.study h5{font-family:"Instrument Serif",serif;font-weight:400;font-size:22px;line-height:1.25;margin:6px 0 10px;max-width:640px}
.genes{display:flex;flex-wrap:wrap;gap:6px;margin-top:12px}
.genes span{font:400 12px/1 "JetBrains Mono",monospace;font-style:italic;background:var(--tint);color:var(--accent);border-radius:6px;padding:6px 8px}

/* recognition */
.awards{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.awards .award:first-child{grid-column:1/-1}
@media (max-width:760px){.awards{grid-template-columns:1fr}}
.award{border:1px solid var(--line);border-radius:14px;padding:24px;background:var(--surface)}
.award .big{font-family:"Instrument Serif",serif;font-size:26px;line-height:1.15;margin:8px 0}
.award p{color:var(--muted);font-size:14px}

.skills{display:grid;grid-template-columns:repeat(3,1fr);gap:32px}
@media (max-width:760px){.skills{grid-template-columns:1fr;gap:24px}}
.skills h5{font:500 12px/1 Inter;letter-spacing:.12em;text-transform:uppercase;color:var(--accent);margin-bottom:12px}
.skills ul{list-style:none;color:var(--muted);font-size:15px;line-height:2}

footer{border-top:1px solid var(--line);padding:56px 0 72px}
footer .wrap{display:flex;flex-wrap:wrap;justify-content:space-between;gap:24px;align-items:end}
footer .big{font-family:"Instrument Serif",serif;font-size:clamp(32px,5vw,48px);line-height:1.1}
footer .links{display:flex;gap:20px;font-size:15px}
footer .links a{color:var(--accent);text-decoration:none;border-bottom:1px solid currentColor}

.reveal{opacity:0;transform:translateY(12px);transition:opacity .7s ease,transform .7s ease}
.reveal.in{opacity:1;transform:none}

/* multipage */
nav ul a[aria-current="page"]{color:var(--ink);border-bottom:1px solid var(--accent);padding-bottom:3px}
@media (max-width:600px){
  nav .wrap{height:auto;flex-direction:column;align-items:flex-start;gap:6px;padding-top:12px;padding-bottom:12px}
  nav ul{width:100%;overflow-x:auto;scrollbar-width:none;gap:18px}
  nav ul::-webkit-scrollbar{display:none}
  nav ul li:nth-child(n+4){display:list-item}
  nav ul li{white-space:nowrap}
}
.page-hero{padding:72px 0 8px}
.page-hero h1{font-size:clamp(44px,7vw,72px);margin:16px 0 12px}
.page-hero + section{border-top:0;padding-top:32px}
.explore{list-style:none;border-top:1px solid var(--line)}
.explore a{display:grid;grid-template-columns:1fr auto;gap:16px;align-items:baseline;padding:22px 0;border-bottom:1px solid var(--line);text-decoration:none;transition:padding .2s}
.explore a:hover{padding-left:8px}
.explore a:hover .arrow{color:var(--accent);transform:translateX(4px)}
.explore .t{font-family:"Instrument Serif",serif;font-size:32px;line-height:1.1}
.explore .d{display:block;color:var(--muted);font-size:15px;margin-top:4px}
.explore .arrow{font-size:22px;color:var(--muted);transition:transform .2s,color .2s}

/* film previews */
.card .art{padding:0;aspect-ratio:16/9;height:auto}
.card .art video.preview{width:100%;height:100%;object-fit:cover;display:block;background:var(--tint)}
.tool{grid-template-columns:60px 176px 1fr 40px}
.tool video.thumb{width:176px;height:99px;object-fit:cover;border-radius:10px;background:var(--tint);display:block}
@media (max-width:600px){.tool{grid-template-columns:36px 1fr;row-gap:14px}.tool .num{align-self:start;padding-top:6px}.tool video.thumb{grid-column:2;width:100%;height:auto;aspect-ratio:16/9}.tool > div{grid-column:2}}
.page-hero .lede{color:var(--muted);max-width:600px;font-size:18px;line-height:1.55;margin:0 0 8px}
.nav-right{display:flex;align-items:center;gap:20px}
.theme-toggle{display:inline-grid;place-items:center;width:34px;height:34px;border-radius:50%;border:1px solid var(--line);background:var(--surface);color:var(--ink);cursor:pointer;transition:border-color .2s,color .2s}
.theme-toggle:hover{border-color:var(--accent-2);color:var(--accent)}
.theme-toggle:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
@media (max-width:600px){.nav-right{gap:12px}.theme-toggle{width:30px;height:30px}}
@media (max-width:600px){nav .wrap{position:relative}.nav-right .theme-toggle{position:absolute;right:16px;top:12px}}

/* clinical + leadership detail */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:14px;overflow:hidden;margin:20px 0}
.stats > div{background:var(--surface);padding:16px 18px;display:flex;flex-direction:column;gap:4px}
.stats b{font-family:"Instrument Serif",serif;font-weight:400;font-size:34px;line-height:1;color:var(--ink)}
.stats span{font-size:13px;line-height:1.35;color:var(--muted)}
section#clinical .stats{margin:0 0 12px}
@media (max-width:760px){.stats{grid-template-columns:repeat(2,1fr)}}
.tl .pts{list-style:none;margin:12px 0 4px;max-width:640px}
.tl .pts li{display:block;padding:0 0 0 18px;border:0;position:relative;color:var(--muted);font-size:15px;margin-bottom:6px}
.tl .pts li::before{content:"";position:absolute;left:2px;top:.65em;width:6px;height:6px;border-radius:50%;background:var(--accent-2)}
.tl .lbl{font:500 11px/1 Inter;letter-spacing:.12em;text-transform:uppercase;color:var(--accent);margin-top:18px}
.tl .lbl + .tags{margin-top:10px}
.pull{border-left:2px solid var(--accent);background:var(--tint);border-radius:0 10px 10px 0;padding:14px 18px;margin:22px 0 4px;max-width:640px;font-family:"Instrument Serif",serif;font-size:21px;line-height:1.35;color:var(--ink)}

/* photography */
.gallery{columns:3 300px;column-gap:20px}
.shot{break-inside:avoid;margin:0 0 22px}
.shot-open{all:unset;display:block;cursor:zoom-in;border-radius:10px;overflow:hidden;background:var(--tint)}
.shot-open:focus-visible{outline:2px solid var(--accent);outline-offset:3px}
.shot img{display:block;width:100%;height:auto;transition:transform .6s cubic-bezier(.2,.7,.2,1)}
.shot-open:hover img{transform:scale(1.025)}
.shot figcaption{display:flex;align-items:center;justify-content:space-between;margin-top:10px;font:400 12px/1 "JetBrains Mono",monospace;color:var(--muted)}
.pal{display:flex;gap:4px}
.pal span{width:22px;height:10px;border-radius:2px;box-shadow:inset 0 0 0 1px color-mix(in srgb,var(--ink) 10%,transparent)}
.gallery-more{margin-top:28px;color:var(--muted)}
.gallery-more a{color:var(--accent)}
.lightbox{border:0;padding:0;max-width:none;max-height:none;width:100vw;height:100vh;background:rgba(14,12,10,.94);color:#F1E8DE}
.lightbox[open]{display:grid;grid-template-columns:64px 1fr 64px;align-items:center}
.lightbox::backdrop{background:rgba(14,12,10,.94)}
.lightbox figure{margin:0;display:flex;flex-direction:column;align-items:center;gap:14px;min-width:0}
.lightbox img{max-width:100%;max-height:82vh;border-radius:6px}
.lightbox figcaption{display:flex;gap:18px;align-items:center;font:400 12px/1 "JetBrains Mono",monospace;color:#C8B6A6}
.lb-pal{display:flex;gap:10px}
.lb-pal span{display:flex;align-items:center;gap:6px}
.lb-pal i{width:14px;height:14px;border-radius:3px;display:inline-block}
.lightbox button{all:unset;cursor:pointer;color:#F1E8DE;font:300 40px/1 Inter,sans-serif;text-align:center;padding:12px;opacity:.75}
.lightbox button:hover,.lightbox button:focus-visible{opacity:1}
.lb-close{position:fixed;top:14px;right:18px;font-size:34px!important}
@media (max-width:600px){.lightbox[open]{grid-template-columns:40px 1fr 40px}.lb-pal span b{display:none}}

/* hero portrait */
.hero-grid{display:grid;grid-template-columns:1fr 300px;gap:56px;align-items:center}
.portrait{margin:0;position:relative}
.portrait img{display:block;width:100%;height:auto;aspect-ratio:4/5;object-fit:cover;border-radius:18px;box-shadow:0 0 0 1px var(--line),0 24px 48px -28px rgba(43,36,30,.45)}
.portrait::after{content:"";position:absolute;inset:14px -14px -14px 14px;border:1px solid var(--accent-2);border-radius:18px;z-index:-1}
@media (max-width:860px){.hero-grid{grid-template-columns:1fr;gap:36px}.portrait{max-width:260px;order:-1}}
nav ul{scrollbar-width:none}
@media (max-width:600px){nav ul{overflow-x:auto;max-width:100%;-webkit-mask-image:linear-gradient(90deg,#000 88%,transparent)}}
.kit{margin-top:14px;font:400 13px/1.5 "JetBrains Mono",monospace;color:var(--muted)}
@media (max-width:600px){.nav-right{min-width:0;max-width:100%}.nav-right ul{min-width:0;flex:1 1 auto}}
.lightbox .lb-close{position:fixed;top:14px;right:18px;font-size:34px;z-index:2}
.lightbox figure{width:100%;height:100vh;justify-content:center}
.lightbox img{width:auto;height:auto;max-width:100%;max-height:80vh}
@media (max-width:860px){.portrait{max-width:220px}}