/* daeholee.me — site styles. Release 2026-10-20.1 */

@font-face{font-family:"Geist";src:url("assets/fonts/Geist-Variable.woff2") format("woff2");font-weight:100 900;font-style:normal;font-display:swap}
@font-face{font-family:"Geist Mono";src:url("assets/fonts/GeistMono-Variable.woff2") format("woff2");font-weight:100 900;font-style:normal;font-display:swap}

/* ---------- Tokens ---------- */
:root{
  color-scheme:light;
  --bg:#ffffff;
  --bg-2:#f5f6f8;
  --bg-3:#eceef2;
  --ink:#101620;
  --ink-2:#2d3542;
  --muted:#667080;
  --line:#e4e7ec;
  --line-2:#cfd4dc;
  --accent:#1f56d6;
  --accent-ink:#ffffff;
  --accent-soft:#e9f0ff;
  --shadow:0 1px 2px rgba(16,22,32,.04),0 8px 24px rgba(16,22,32,.06);
  --font:"Geist",ui-sans-serif,system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  --mono:"Geist Mono",ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  --gutter:clamp(18px,4vw,48px);
  --measure:1120px;
  --r:14px;
  --r-s:9px;
  --h1:clamp(2.45rem,1.6rem + 3.4vw,4.4rem);
  --h2:clamp(1.65rem,1.3rem + 1.4vw,2.3rem);
  --h3:clamp(1.2rem,1.1rem + 0.45vw,1.45rem);
  --lede:clamp(1.2rem,1.08rem + 0.6vw,1.5rem);
  --body:clamp(1.0625rem,1rem + 0.3vw,1.125rem);
  --label:1rem;
  --small:0.95rem;
  --header-h:64px;
}
@media (prefers-color-scheme:dark){
  :root:not([data-theme=light]){
    color-scheme:dark;
    --bg:#0d1117;--bg-2:#141a22;--bg-3:#1b232d;
    --ink:#e8ecf1;--ink-2:#c3c9d2;--muted:#8f9aa8;
    --line:#222b36;--line-2:#303b48;
    --accent:#7ea6ff;--accent-ink:#0b1424;--accent-soft:#16233a;
    --shadow:0 1px 2px rgba(0,0,0,.3),0 8px 24px rgba(0,0,0,.35);
  }
}
:root[data-theme=dark]{
  color-scheme:dark;
  --bg:#0d1117;--bg-2:#141a22;--bg-3:#1b232d;
  --ink:#e8ecf1;--ink-2:#c3c9d2;--muted:#8f9aa8;
  --line:#222b36;--line-2:#303b48;
  --accent:#7ea6ff;--accent-ink:#0b1424;--accent-soft:#16233a;
  --shadow:0 1px 2px rgba(0,0,0,.3),0 8px 24px rgba(0,0,0,.35);
}

/* ---------- Base ---------- */
*,*::before,*::after{box-sizing:border-box}
html{scroll-padding-top:calc(var(--header-h) + 16px);-webkit-text-size-adjust:100%}
body{
  margin:0;background:var(--bg);color:var(--ink);
  font-family:var(--font);font-size:var(--body);line-height:1.65;
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
  font-feature-settings:"ss01","cv11";
}
button,select,input{font:inherit;color:inherit}
button{cursor:pointer}
img,svg,video{max-width:100%;height:auto}
img{display:block}
[hidden]{display:none!important}
h1,h2,h3,h4,p,figure,dl,dd{margin:0}
h1,h2,h3,h4{font-weight:600;line-height:1.15;letter-spacing:-.02em;text-wrap:balance}
h1{font-size:var(--h1);letter-spacing:-.035em;line-height:1.02}
h2{font-size:var(--h2)}
h3{font-size:var(--h3);line-height:1.3}
p{text-wrap:pretty}
p+p{margin-top:.9em}
ul,ol{margin:0;padding-left:1.25em}
li+li{margin-top:.35em}
strong{font-weight:600}
em{font-style:italic}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:4px}
::selection{background:var(--accent-soft);color:var(--ink)}

/* Links: quiet by default. Running-text links get a hairline underline in the
   muted color; the color only changes on hover. External links show a small
   arrow glyph via .ext, never an underline+blue+arrow stack. */
a{color:inherit;text-decoration:none}
.prose a,.inline-link{
  color:var(--ink);text-decoration:underline;text-decoration-color:var(--line-2);
  text-decoration-thickness:1px;text-underline-offset:.22em;
  transition:text-decoration-color .15s,color .15s;
}
.prose a:hover,.inline-link:hover{color:var(--accent);text-decoration-color:var(--accent)}
.ext::after{
  content:"";display:inline-block;width:.62em;height:.62em;margin-left:.3em;vertical-align:0;
  background:currentColor;
  -webkit-mask:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath d='M4 2.5h9.5V12M13.5 2.5 3 13' fill='none' stroke='%23000' stroke-width='1.8' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center/contain no-repeat;
  mask:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath d='M4 2.5h9.5V12M13.5 2.5 3 13' fill='none' stroke='%23000' stroke-width='1.8' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center/contain no-repeat;
  opacity:.55;
}
a:hover .ext::after,.ext:hover::after{opacity:1}

.wrap{width:min(var(--measure),calc(100% - 2*var(--gutter)));margin-inline:auto}
.prose{max-width:66ch}
.muted{color:var(--muted)}
.small{font-size:var(--small)}
.mono{font-family:var(--mono);font-variant-numeric:tabular-nums}
.nowrap{white-space:nowrap}
.eyebrow{
  font-size:var(--label);font-weight:600;letter-spacing:.01em;color:var(--accent);
  margin-bottom:.7rem;line-height:1.4;
}
.lede{font-size:var(--lede);line-height:1.45;letter-spacing:-.012em;color:var(--ink);max-width:36ch}
.sr-only{position:absolute!important;width:1px;height:1px;margin:-1px;padding:0;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.skip-link{position:fixed;left:16px;top:-100px;z-index:100;background:var(--bg);color:var(--ink);padding:10px 16px;border:1px solid var(--line);border-radius:var(--r-s)}
.skip-link:focus{top:12px}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:20;
  background:color-mix(in srgb,var(--bg) 84%,transparent);
  -webkit-backdrop-filter:saturate(1.6) blur(14px);backdrop-filter:saturate(1.6) blur(14px);
  border-bottom:1px solid var(--line);
}
@supports not (color-mix(in srgb,#fff 50%,transparent)){.site-header{background:var(--bg)}}
.header-row{min-height:var(--header-h);display:flex;align-items:center;justify-content:space-between;gap:16px}
.brand{font-weight:600;font-size:1.125rem;letter-spacing:-.02em;color:var(--ink);white-space:nowrap;padding:8px 0}
.header-controls{display:flex;align-items:center;gap:14px;min-width:0}
.site-nav{display:flex;align-items:center;gap:4px}
.site-nav a{
  display:inline-flex;align-items:center;min-height:40px;padding:0 13px;border-radius:999px;
  color:var(--muted);font-size:1.0625rem;font-weight:500;white-space:nowrap;
  transition:color .15s,background-color .15s;
}
.site-nav a:hover{color:var(--ink);background:var(--bg-2)}
.site-nav a[aria-current=page]{color:var(--ink);background:var(--bg-3)}

/* Theme: a three-way segmented control, icons only. */
.theme-control{display:none}
.js .theme-control{display:inline-flex}
.theme-control{align-items:center;gap:2px;padding:3px;border:1px solid var(--line);border-radius:999px;background:var(--bg-2)}
.theme-control button{
  width:32px;height:30px;display:inline-grid;place-items:center;border:0;border-radius:999px;
  background:transparent;color:var(--muted);transition:background-color .15s,color .15s;
}
.theme-control button:hover{color:var(--ink)}
.theme-control button[aria-pressed=true]{background:var(--bg);color:var(--ink);box-shadow:0 1px 2px rgba(0,0,0,.08)}
.theme-control svg{width:17px;height:17px;stroke:currentColor;fill:none;stroke-width:1.75;stroke-linecap:round;stroke-linejoin:round}

.menu-toggle{
  display:none;width:40px;height:40px;place-items:center;border:1px solid var(--line);
  border-radius:999px;background:transparent;color:var(--ink);
}
.menu-toggle svg{width:18px;height:18px;stroke:currentColor;fill:none;stroke-width:1.9;stroke-linecap:round}
.menu-toggle .icon-close{display:none}
.menu-toggle[aria-expanded=true] .icon-open{display:none}
.menu-toggle[aria-expanded=true] .icon-close{display:block}

/* ---------- Layout ---------- */
main{min-height:60vh}
.view{padding:clamp(36px,6vw,72px) 0 clamp(56px,8vw,96px)}
.section{margin-top:clamp(44px,7vw,88px)}
.section-head{margin-bottom:clamp(18px,3vw,28px)}
.section-head p{color:var(--muted);max-width:62ch;margin-top:.5rem}

/* ---------- Home ---------- */
.hero{display:grid;grid-template-columns:auto minmax(0,1fr) minmax(260px,320px);gap:clamp(24px,4vw,56px);align-items:start}
.portrait{width:clamp(120px,12vw,156px);height:auto;aspect-ratio:1;border-radius:26%;object-fit:cover;border:1px solid var(--line);background:var(--bg-2);margin-top:.5rem}
.hero-text{min-width:0}
.hero .role{margin-top:1.1rem;font-size:1.125rem;font-weight:500;color:var(--ink-2)}
.hero .role span{display:block;font-weight:400;color:var(--muted);font-size:var(--label);margin-top:.15rem}
.hero .lede{margin-top:1.6rem;max-width:42ch}
.hero .bio{margin-top:1.3rem;max-width:60ch;color:var(--ink-2)}
.hero .bio p+p{margin-top:.8em}
.actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:1.8rem}
.btn{
  display:inline-flex;align-items:center;gap:8px;min-height:42px;padding:0 18px;border-radius:999px;
  border:1px solid var(--line-2);background:var(--bg);color:var(--ink);font-weight:500;font-size:var(--label);
  transition:border-color .15s,background-color .15s,color .15s,transform .15s;
}
.btn:hover{border-color:var(--ink);background:var(--bg-2)}
.btn.primary{background:var(--ink);color:var(--bg);border-color:var(--ink)}
.btn.primary:hover{background:var(--ink-2);border-color:var(--ink-2)}
.btn svg{width:15px;height:15px;stroke:currentColor;fill:none;stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round}
.btn.small{min-height:36px;padding:0 14px;font-size:var(--small)}
.hero .cv-note{margin-top:1.1rem;color:var(--muted);font-size:var(--small)}

.facts{border:1px solid var(--line);border-radius:var(--r);background:var(--bg-2);padding:clamp(18px,2.4vw,26px)}
.facts h2{font-size:var(--label);font-weight:600;color:var(--muted);letter-spacing:.01em;margin-bottom:.4rem}
.facts dl>div{padding:14px 0;border-top:1px solid var(--line)}
.facts dl>div:first-of-type{border-top:0}
.facts dt{font-size:var(--label);color:var(--muted)}
.facts dd{margin-top:3px;font-weight:500;line-height:1.4}
.facts dd>span{display:block;font-weight:400;color:var(--muted);font-size:var(--small);margin-top:2px}

.cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}
.card{
  display:flex;flex-direction:column;min-width:0;padding:clamp(20px,2.4vw,26px);
  border:1px solid var(--line);border-radius:var(--r);background:var(--bg);
  color:var(--ink);transition:border-color .15s,transform .15s,box-shadow .15s;
}
.card:hover{border-color:var(--line-2);box-shadow:var(--shadow);transform:translateY(-1px)}
.card .thumb{display:block;aspect-ratio:16/10;border-radius:var(--r-s);overflow:hidden;border:1px solid var(--line);background:var(--bg-2);margin-bottom:1.1rem}
.card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease}
.card:hover .thumb img{transform:scale(1.03)}
.card .thumb.fit{background:#fff}
.card .thumb.fit img{object-fit:contain;padding:10px}
.card .kicker{font-family:var(--mono);font-size:.875rem;letter-spacing:.02em;color:var(--muted);margin-bottom:.9rem}
.card h3{font-size:1.3rem}
.card p{margin-top:.6rem;color:var(--muted);font-size:var(--label);line-height:1.55}
.card .chips{margin-top:auto;padding-top:1.1rem}
.chips{display:flex;flex-wrap:wrap;gap:6px}
.chip{
  display:inline-flex;align-items:center;min-height:28px;padding:0 10px;border-radius:999px;
  border:1px solid var(--line);background:var(--bg-2);color:var(--ink-2);
  font-family:var(--mono);font-size:.85rem;letter-spacing:.01em;white-space:nowrap;
}
.chip.accent{border-color:transparent;background:var(--accent-soft);color:var(--accent)}
a.chip:hover{border-color:var(--line-2);color:var(--ink)}

.timeline{list-style:none;padding:0;margin:0;border-top:1px solid var(--line)}
.timeline li{display:grid;grid-template-columns:72px minmax(0,1fr);gap:18px;padding:14px 0;border-bottom:1px solid var(--line);margin:0}
.timeline .year{font-family:var(--mono);font-size:.95rem;color:var(--muted);padding-top:.15em;font-variant-numeric:tabular-nums}
.timeline .what{color:var(--ink-2)}
.timeline .what strong{color:var(--ink);font-weight:500}

/* ---------- Page heads ---------- */
.page-head{display:grid;grid-template-columns:minmax(0,1fr);gap:28px;align-items:end;padding-bottom:clamp(24px,4vw,40px);border-bottom:1px solid var(--line)}
.page-head .lede{margin-top:1rem;max-width:48ch}
.page-head .intro{margin-top:1rem;color:var(--ink-2);max-width:60ch}

.section-nav{display:flex;flex-wrap:wrap;gap:8px;padding:clamp(16px,2.5vw,24px) 0 0}
.section-nav a{
  display:inline-flex;align-items:center;min-height:36px;padding:0 13px;border-radius:999px;
  border:1px solid var(--line);background:var(--bg);color:var(--ink-2);font-size:var(--small);font-weight:500;
  transition:border-color .15s,background-color .15s;
}
.section-nav a:hover{border-color:var(--line-2);background:var(--bg-2);color:var(--ink)}

/* ---------- Research ---------- */
.project{padding-top:clamp(32px,5vw,56px);margin-top:clamp(28px,4vw,48px);border-top:1px solid var(--line);scroll-margin-top:calc(var(--header-h) + 16px)}
.project:first-of-type{border-top:0;margin-top:0}
.project>header{max-width:70ch}
.project .index{font-family:var(--mono);font-size:.95rem;color:var(--muted);margin-bottom:.8rem}
.project .summary{margin-top:.9rem;color:var(--ink-2);font-size:1.0625rem}
.project .chips{margin-top:1rem}
.part{margin-top:clamp(22px,3vw,32px);scroll-margin-top:calc(var(--header-h) + 16px)}
.part h3{margin-bottom:.4rem}
.cols{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px clamp(24px,4vw,56px);margin-top:1rem}
.cols>div{min-width:0}
.cols h4{font-size:var(--label);font-weight:600;color:var(--muted);letter-spacing:.01em;margin-bottom:.4rem}
.cols p{color:var(--ink-2)}
.cols strong{color:var(--ink)}
.aside-note{margin-top:1.1rem;max-width:66ch;color:var(--muted)}
.media{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(100%,300px),1fr));gap:16px;margin-top:clamp(20px,3vw,28px)}
.media.single{grid-template-columns:minmax(0,560px)}
.media.three{grid-template-columns:repeat(3,minmax(0,1fr))}
.media .yt{height:auto}
figure.fig a{display:block}
figure.fig img:hover{border-color:var(--line-2)}
figure.fig{min-width:0}
figure.fig img{width:100%;height:auto;aspect-ratio:4/3;object-fit:contain;padding:6px;border-radius:var(--r-s);border:1px solid var(--line);background:#fff;transition:border-color .15s}
figure.fig.cover img{object-fit:cover;padding:0;background:var(--bg-2)}
figure.fig.cover img[src*="nerdlab-demo"]{object-position:50% 20%}
.media.wide figure.fig img{aspect-ratio:16/9}
figure.fig .clip{aspect-ratio:4/3;overflow:hidden;border-radius:var(--r-s);border:1px solid var(--line);background:var(--bg-2)}
figure.fig .clip video{display:block;width:100%;height:100%;object-fit:cover;object-position:50% 20%}
figure.fig figcaption{margin-top:8px;font-size:var(--small);color:var(--muted)}

/* Click-to-play video (thumbnail from the video host; the player loads on demand). */
.yt{position:relative;aspect-ratio:16/9;width:100%;border-radius:var(--r-s);overflow:hidden;background:var(--bg-3);border:1px solid var(--line)}
.yt>a{position:absolute;inset:0;display:block;color:#fff}
.yt img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease,filter .35s ease}
.yt:hover img{transform:scale(1.03)}
.yt .play{
  position:absolute;left:50%;top:50%;width:60px;height:60px;transform:translate(-50%,-50%);
  display:grid;place-items:center;border-radius:999px;background:rgba(16,22,32,.78);color:#fff;
  -webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);transition:background-color .15s,transform .15s;
}
.yt:hover .play{background:rgba(16,22,32,.92);transform:translate(-50%,-50%) scale(1.05)}
.yt .play svg{width:22px;height:22px;fill:currentColor;margin-left:3px}
.yt iframe{position:absolute;inset:0;width:100%;height:100%;border:0}
.yt-caption{margin-top:9px;font-size:var(--small);color:var(--muted)}
.yt-caption strong{color:var(--ink);font-weight:500}

/* ---------- Publications ---------- */
.pub-group{margin-top:clamp(28px,4vw,44px)}
.pub-group>h2{font-size:1.15rem;color:var(--muted);font-weight:600;padding-bottom:12px;border-bottom:1px solid var(--line)}
.pub-list{list-style:none;margin:0;padding:0}
.pub{display:grid;grid-template-columns:56px minmax(0,1fr);gap:18px;padding:20px 0;border-bottom:1px solid var(--line);scroll-margin-top:calc(var(--header-h) + 16px);margin:0}
.pub .id{font-family:var(--mono);font-size:.95rem;color:var(--muted);padding-top:.35em}
.pub .id small{display:block;font-size:.85rem;color:var(--muted);opacity:.8}
.pub h3{font-size:1.2rem;line-height:1.35;letter-spacing:-.01em;text-wrap:pretty}
.pub h3 a{color:var(--ink);transition:color .15s}
.pub h3 a:hover{color:var(--accent)}
.pub .authors{margin-top:.45rem;color:var(--muted);font-size:var(--label)}
.pub .authors strong{color:var(--ink);font-weight:500}
.pub .venue{margin-top:.25rem;font-size:var(--label);color:var(--ink-2)}
.pub .links{display:flex;flex-wrap:wrap;gap:6px;margin-top:.7rem}

/* ---------- Personal ---------- */
.videos{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(100%,230px),1fr));gap:16px;margin-top:clamp(18px,3vw,26px)}
.videos>figure{min-width:0}

.gallery{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin-top:clamp(18px,3vw,26px)}
.gallery a{display:block;min-width:0;border-radius:var(--r-s);overflow:hidden;border:1px solid var(--line);background:var(--bg-2)}
.gallery img{width:100%;height:100%;aspect-ratio:1;object-fit:cover;transition:transform .35s ease}
.gallery a:hover img{transform:scale(1.03)}

.project h3.sub{margin-top:clamp(22px,3vw,32px);font-size:1.1rem;color:var(--muted);font-weight:600}
.project h3.sub+.gallery,.project h3.sub+.part{margin-top:.7rem}

/* ---------- Contact ---------- */
.contact{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,1fr);gap:clamp(20px,4vw,48px);margin-top:clamp(24px,4vw,40px)}
.contact-card{border:1px solid var(--line);border-radius:var(--r);background:var(--bg-2);padding:clamp(22px,3vw,32px)}
.contact-card .label{font-size:var(--label);color:var(--muted);font-weight:500}
.contact-card .email{margin-top:.5rem;font-size:clamp(1.15rem,1rem + 0.9vw,1.5rem);font-weight:500;letter-spacing:-.01em;word-break:normal;overflow-wrap:anywhere;user-select:all}
.contact-card .row{display:flex;flex-wrap:wrap;gap:8px;margin-top:1.1rem;align-items:center}
.contact-card .status{font-size:var(--small);color:var(--muted);min-height:1.2em}
.contact-card .where{margin-top:1.4rem;color:var(--ink-2);font-size:var(--label)}
.contact-card .where span{display:block;color:var(--muted);font-size:var(--small)}
.links-list{list-style:none;margin:0;padding:0;border-top:1px solid var(--line)}
.links-list li{margin:0}
.links-list a{display:flex;align-items:center;justify-content:space-between;gap:12px;min-height:50px;padding:10px 0;border-bottom:1px solid var(--line);color:var(--ink);font-weight:500;transition:color .15s}
.links-list a:hover{color:var(--accent)}
.links-list svg{width:16px;height:16px;stroke:currentColor;fill:none;stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round;flex:none;color:var(--muted)}
.links-list a:hover svg{color:var(--accent)}
.note{margin-top:clamp(28px,4vw,44px);padding-top:20px;border-top:1px solid var(--line);color:var(--muted);font-size:var(--small);max-width:70ch}

/* ---------- Lightbox ---------- */
.lightbox{position:fixed;inset:0;z-index:50;display:grid;place-items:center;padding:calc(16px + env(safe-area-inset-top,0px)) 16px calc(16px + env(safe-area-inset-bottom,0px));background:rgba(8,11,16,.86);-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);cursor:zoom-out}
.lightbox figure{margin:0;max-width:min(1200px,100%);max-height:100%;display:flex;flex-direction:column;align-items:center;gap:10px}
.lightbox img{min-height:0;object-fit:contain;flex:1 1 auto;max-width:100%;max-height:calc(100dvh - 160px);width:auto;height:auto;border-radius:var(--r-s);background:#fff;box-shadow:0 20px 60px rgba(0,0,0,.5)}
.lightbox figcaption{color:#e8ecf1;font-size:1rem;text-align:center;max-width:70ch;text-wrap:pretty}
.lb-close{position:absolute;top:calc(14px + env(safe-area-inset-top,0px));right:14px;width:44px;height:44px;display:grid;place-items:center;border:1px solid rgba(255,255,255,.25);border-radius:999px;background:rgba(16,22,32,.7);color:#fff}
.lb-close svg{width:18px;height:18px;stroke:currentColor;fill:none;stroke-width:2;stroke-linecap:round}
body.lb-open{overflow:hidden}
figure.fig a[data-lightbox],.gallery a[data-lightbox]{cursor:zoom-in}

/* ---------- Footer ---------- */
.site-footer{border-top:1px solid var(--line);padding:28px 0 36px;font-size:1rem;color:var(--muted)}
.pager{display:flex;justify-content:space-between;gap:16px;margin-bottom:22px}
.pager a{display:inline-flex;align-items:center;gap:8px;min-height:40px;color:var(--ink-2);font-weight:500;transition:color .15s}
.pager a:hover{color:var(--accent)}
.pager svg{width:15px;height:15px;stroke:currentColor;fill:none;stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round}
.footer-bottom{display:flex;flex-wrap:wrap;justify-content:space-between;gap:8px 24px}
.footer-bottom a:hover{color:var(--ink)}

/* ---------- Responsive ---------- */
@media (max-width:1200px){
  .hero{grid-template-columns:auto minmax(0,1fr);gap:28px}
  .facts{grid-column:1/-1;max-width:none}
  .cards{grid-template-columns:repeat(2,minmax(0,1fr))}
  .cards .card:last-child:nth-child(odd){grid-column:1/-1}
}
@media (max-width:880px){
  .js .menu-toggle{display:grid}
  .js .site-nav{
    position:absolute;left:0;right:0;top:100%;display:none;flex-direction:column;align-items:stretch;gap:2px;
    padding:10px var(--gutter) 14px;background:var(--bg);border-bottom:1px solid var(--line);box-shadow:var(--shadow);
  }
  .js .site-nav[data-open=true]{display:flex}
  .site-nav a{min-height:48px;font-size:1.0625rem;border-radius:var(--r-s);padding:0 12px}
  html:not(.js) .header-row{flex-wrap:wrap}
  html:not(.js) .header-controls{width:100%}
  html:not(.js) .site-nav{flex-wrap:wrap;width:100%;padding-bottom:8px}
  .cols{grid-template-columns:minmax(0,1fr);gap:16px}
  .contact{grid-template-columns:minmax(0,1fr)}
  .media.three{grid-template-columns:repeat(auto-fill,minmax(min(100%,240px),1fr))}
}
@media (max-width:720px){
  .hero{grid-template-columns:minmax(0,1fr);gap:22px}
  .portrait{width:112px;margin-top:0}
  .facts{max-width:none}
  .cards{grid-template-columns:minmax(0,1fr)}
  .cards .card:last-child:nth-child(odd){grid-column:auto}
  .timeline li{grid-template-columns:56px minmax(0,1fr);gap:14px}
  .pub{grid-template-columns:40px minmax(0,1fr);gap:12px}
  .pager{flex-direction:row}
}
@media (max-width:560px){
  .gallery{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:420px){
  :root{--gutter:16px}
  .header-controls{gap:8px}
  .theme-control button{width:30px}
  .hero .lede{max-width:none}
  .footer-bottom{flex-direction:column}
}
@media (min-width:1500px){
  :root{--measure:1180px}
}

/* Preserve scientific panels and reflow without reducing type. */
.media .fig a{min-width:0}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition:none!important;scroll-behavior:auto!important}
}
@media print{
  .site-header,.site-footer,.actions,.section-nav,.videos,.yt,.theme-control,.menu-toggle{display:none!important}
  body{font:11pt/1.5 sans-serif;color:#111;background:#fff}
  .wrap{width:100%}
  .view{padding:0}
  .hero,.cols,.cards,.contact,.page-head{display:block}
  .facts,.card,.contact-card{border:0;padding:0;background:none}
  .project,.pub{break-inside:avoid}
  h1{font-size:26pt}h2{font-size:18pt}
}

/* Enlarged-text reflow: preserve the normal one-line header and dates when they fit. */
.header-row{flex-wrap:wrap}
.header-controls{max-width:100%;flex-wrap:wrap}
.site-nav{min-width:0;flex-wrap:wrap}

/* Review .8: scientific figure readability without content crop or type reduction. */
.method-note{margin-top:1.1rem;max-width:74ch;color:var(--ink-2)}
.method-note strong{color:var(--ink);font-weight:500}
.media.study-figures{grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}
.study-figures .figure-wide{grid-column:1/-1;width:min(100%,800px);justify-self:center}
.study-figures figure.fig img{padding:14px;object-fit:contain}
.study-figures .figure-wide img{aspect-ratio:auto;height:auto}
@media(max-width:720px){
 .media.study-figures{grid-template-columns:minmax(0,1fr)}
 .study-figures .figure-wide{grid-column:auto}
 .study-figures figure.fig img{aspect-ratio:auto;height:auto}
}
.lightbox figure{max-height:100%;min-height:0}
.lightbox figcaption{flex:0 1 auto;max-height:30dvh;overflow:auto;padding:0 2px}

/* Four thesis figures use a balanced two-by-two layout. */
#initial-contact>.media{grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}
@media(max-width:720px){#initial-contact>.media{grid-template-columns:minmax(0,1fr)}}

/* Release 2026-10-15.1 */
.timeline .honor{font-weight:500;color:var(--ink)}
.fig-credit{margin-top:.6rem;font-size:var(--small);color:var(--muted)}
.timeline li{grid-template-columns:84px minmax(0,1fr)}
@media (max-width:720px){.timeline li{grid-template-columns:70px minmax(0,1fr)}}

/* Three research-interest rows; ordinary wrapping preserves readable type. */
.research-interests{margin-top:clamp(28px,4vw,44px);padding-top:22px;border-top:1px solid var(--line)}
.research-interests h2{font-size:1.2rem;line-height:1.35;letter-spacing:-.01em}
.research-interests .ri-scope{margin-top:.35rem;color:var(--muted);font-size:var(--label);font-style:italic}
.research-interests dl{margin-top:.85rem}
.research-interests .ri-row{line-height:1.6;overflow-wrap:break-word;text-wrap:pretty}
.research-interests .ri-row+.ri-row{margin-top:.55rem}
.research-interests dt,.research-interests dd{display:inline;margin:0;font-size:var(--body)}
.research-interests dt{font-weight:600;color:var(--ink)}
.research-interests dd{font-weight:400;color:var(--ink-2)}
.research-interests dd::before{content:" — ";font-weight:400}
.page-head+.research-interests{margin-top:24px;padding-top:0;border-top:0}

/* Photography is authored composition, not decorative card imagery.
   These rules preserve the supplied image bounds. They cannot recover
   content removed from an image file before it reached this repository. */
.photography-gallery{align-items:start}
.photography-gallery a{align-self:start;border:0;border-radius:0;overflow:visible;background:transparent}
.photography-gallery img{display:block;width:100%;height:auto;aspect-ratio:auto;object-fit:contain;border-radius:0;transform:none;transition:none}
.photography-gallery a:hover img{transform:none}
.lightbox.photography-view img{flex:0 0 auto;width:auto;height:auto;max-width:100%;max-height:calc(100dvh - 128px);object-fit:contain;border-radius:0;background:transparent}

/* Stable publication links survive journal-label migration. */
.pub{position:relative}
.legacy-pub-anchor{position:absolute;top:0;left:0;width:0;height:0;scroll-margin-top:calc(var(--header-h) + 16px)}
.professional-summary{padding-left:1.2em;max-width:78ch;color:var(--ink-2)}
.professional-summary li+li{margin-top:.55rem}