/* Small light, real work. Shared portfolio design system. */
:root{--ink:#171918;--muted:#626662;--line:#e2e5e2;--cyan:#5ab6ce;--amber:#d7ad62;--rose:#d496ae;--quick:160ms;--page-width:1180px}
body{color:var(--ink);background:#fff;font-family:Arial,Helvetica,sans-serif}
::selection{background:#dff1f5;color:#171918}
main,.site-header,footer{max-width:var(--page-width)}
.site-header{align-items:center;padding:32px 0 27px;border-bottom:1px solid var(--line);position:relative}
.site-header::after{content:"";position:absolute;left:0;bottom:-1px;width:40px;height:1px;background:linear-gradient(90deg,var(--cyan) 33%,var(--amber) 33% 66%,var(--rose) 66%)}
.wordmark{position:relative;padding-left:39px;font-size:20px;font-weight:500;letter-spacing:-.6px}
.wordmark:hover{text-decoration:none}.wordmark>span{font-size:12px;margin-top:6px;color:var(--muted)}
.signature{width:28px;height:30px;position:absolute;left:0;top:7px;overflow:visible;transition:transform 200ms ease-out,filter 200ms ease-out;transform-origin:50% 50%;filter:drop-shadow(0 0 3px #a8dce266)}
.wordmark:hover .signature,.wordmark:focus-visible .signature{transform:rotate(12deg);filter:drop-shadow(0 0 4px #a8dce2aa)}
nav{gap:26px;padding:0;font-size:14px}nav a{position:relative;padding:10px 0;color:#555c57}nav a:hover{color:var(--ink);text-decoration:none}
nav a::after{content:"";position:absolute;left:0;right:0;bottom:4px;height:1px;background:linear-gradient(90deg,var(--cyan),var(--amber),var(--rose));transform:scaleX(0);transform-origin:left;transition:transform var(--quick) ease-out}
nav a:hover::after,nav a:focus-visible::after,nav a[aria-current]::after{transform:scaleX(1)}nav a[aria-current]{color:var(--ink)}
.hero{padding:80px 0 76px}.hero h1{font-size:clamp(52px,7.2vw,92px);letter-spacing:-.06em;line-height:1.02;max-width:950px;margin:24px 0 45px}
.hero>.eyebrow{font-size:11px;letter-spacing:.12em}
.hero-bottom{grid-template-columns:1fr 1fr;gap:70px}.hero-bottom>p{font-size:26px;line-height:1.36;letter-spacing:-.6px;max-width:380px}.hero-bottom>div{font-size:17px;line-height:1.7;max-width:485px}
.hero-links{gap:28px;margin-top:25px}
.text-link{border:0;padding:7px 0;position:relative;font-size:14px}.text-link::after{content:"";position:absolute;height:1px;left:0;right:0;bottom:3px;background:var(--ink);transition:background var(--quick) ease-out}
.text-link:hover::after,.text-link:focus-visible::after{background:linear-gradient(90deg,var(--cyan),var(--amber),var(--rose))}.text-link:hover{text-decoration:none}
.text-link span,.work-card h3>span,.contact-link span{display:inline-block;transition:transform var(--quick) ease-out}.text-link:hover span,.contact-link:hover span{transform:translate(2px,-2px)}
.section{border-top:1px solid var(--line);padding:30px 0 88px}.section-heading{margin-bottom:34px}.section-heading h2,.work-section .section-heading h2{font-size:29px;font-weight:400;letter-spacing:-1px;position:relative}.section-heading h2::before{content:"";width:20px;height:2px;background:linear-gradient(90deg,transparent,var(--label-accent,var(--cyan)),transparent);box-shadow:0 0 7px color-mix(in srgb,var(--label-accent,var(--cyan)) 35%,transparent);display:inline-block;margin:0 12px 8px 0;border-radius:1px}
#teaching .section-heading h2::before{--label-accent:var(--amber)}#about .section-heading h2::before{--label-accent:var(--rose)}.section-heading>span{font-size:12px}
.archive-controls{margin-bottom:30px;gap:20px}.filters{gap:20px}.filters button{font-size:12px;min-height:40px;padding:8px 0;border-bottom-color:transparent}.filters button[aria-pressed=true]{border-bottom-color:var(--cyan)}.filters button:hover{color:var(--ink)}.search-label input{font-size:13px;border-bottom-color:var(--line);padding:11px 0}
.work-gallery{gap:46px 28px}.work-card{position:relative}.work-image{border-radius:0;background:#f3f4f2;aspect-ratio:3/2}
.work-card .card-meta{font-size:11px;margin:18px 0 9px;line-height:1.4;color:var(--muted)}
.work-card h3{font-size:25px;font-weight:400;letter-spacing:-.7px;line-height:1.2;display:flex;gap:12px;justify-content:space-between}.work-card h3>span{font-size:20px;color:#747d77}
.work-card>p{font-size:15px;line-height:1.5;margin-top:10px;max-width:440px;color:#58605a}

.work-card:hover h3>span{transform:translate(2px,-2px);color:var(--ink)}
.work-card:hover .work-image img{transform:scale(1.015)}.work-image img{transition:transform 240ms ease-out,opacity 180ms ease-out}.open-project{display:none}
.archive-invitation{display:flex;align-items:baseline;justify-content:space-between;gap:24px;margin-top:48px;padding-top:22px;border-top:1px solid var(--line);font-size:13px;color:var(--muted)}
#show-more{background:transparent;color:var(--ink);cursor:pointer;min-height:44px;font-family:inherit}#show-more:hover{color:#276d82}
.teaching-quote{font-size:clamp(23px,2.6vw,32px);line-height:1.4;letter-spacing:-.7px;max-width:880px;margin:25px 0 38px}
.teaching-log{border-top:0}.log-row{position:relative;padding:23px 0;gap:30px;border-bottom:1px solid var(--line)}.log-year{font-size:12px;padding-top:4px;font-variant-numeric:tabular-nums}.log-row h3{font-size:21px;letter-spacing:-.4px}.log-row p{font-size:16px;line-height:1.65;color:#4c554e;max-width:710px}.log-row::after{content:"";position:absolute;left:0;bottom:-1px;width:0;height:1px;background:linear-gradient(90deg,transparent,var(--cyan),var(--amber),var(--rose),transparent);box-shadow:0 0 7px #5ab6ce66;opacity:0;transition:width var(--quick) ease-out,opacity var(--quick) ease-out;pointer-events:none}.log-row:is(:hover,:focus-within)::after{width:64px;opacity:.8}
.about-layout{margin-top:42px;gap:70px}.about-layout>h3{font-size:34px;max-width:330px}.about-layout p{font-size:17px;line-height:1.7;color:#424a45}.about-layout .large-copy{font-size:21px;line-height:1.5;color:var(--ink)}
.talk-row{grid-template-columns:85px 1fr 20px;padding:25px 0;border-top-color:var(--line)}.talk-row h3{font-size:21px}.talk-row:hover h3{text-decoration-thickness:1px;text-decoration-color:var(--cyan)}
footer{border-top:1px solid var(--line);padding:58px 0 28px}.footer-intro{position:relative}.footer-intro h2{font-size:clamp(38px,5vw,64px);letter-spacing:-.05em;margin:16px 0 20px}.contact-link{font-size:clamp(17px,2vw,22px);letter-spacing:-.4px}.contact-link:hover{text-decoration:none}.footer-bottom{margin-top:65px;font-size:12px;border-top-color:var(--line)}
.case{padding-bottom:0}.back-link{font-size:13px;color:var(--muted)}.free h1{font-size:clamp(46px,6vw,80px);line-height:1.07;letter-spacing:-.05em;margin:20px 0 48px;max-width:980px}
.free-body{max-width:1000px}.free-body>p,.free-body>ul{line-height:1.7}.free-body>h2{margin:48px 0 18px;font-size:26px}.free-body>blockquote{font-size:clamp(26px,3.1vw,39px);line-height:1.3;max-width:790px;letter-spacing:-.8px}
.free-body figcaption,.free-rest figcaption{font-size:12px;line-height:1.5;color:var(--muted);max-width:760px;margin-top:14px}.free-rest{gap:44px 28px;margin-top:52px}.case figure a{background:#f5f6f4;transition:background var(--quick) ease-out}.case figure a:hover{background:#eff5f4}.next-project{border-top-color:var(--line);margin:80px 0 64px;padding-top:26px}.next-project>span:last-child{font-size:29px}
.facts{border-top-color:var(--line)}.facts div{border-bottom-color:var(--line);padding:16px 0}.facts dt{font-size:12px}.facts dd{font-size:16px;line-height:1.6}
.research-page h1{font-size:clamp(46px,6vw,80px);line-height:1.07;letter-spacing:-.05em}.research-page .kicker{font-size:11px}.research-page .finding .num{display:inline-block;padding-bottom:9px;border-bottom:1px solid var(--cyan)}.research-page .finding:nth-of-type(2) .num{border-bottom-color:var(--amber)}.research-page .finding:nth-of-type(3) .num{border-bottom-color:var(--rose)}
.research-page figure:has(svg){background:#fafbf9;padding:24px;overflow:auto}.research-page figure svg{min-width:520px}.research-page .pair svg{min-width:340px}
.research-page .research-contents{display:flex;flex-wrap:wrap;gap:8px 24px;max-width:1000px;margin:32px 0 42px;padding:18px 0;border-block:1px solid var(--line);font-size:13px}.research-contents a:hover{text-decoration-color:var(--cyan)}
.light-junction{transition:opacity 200ms ease-out}.light-scene:focus-within>.light-field .light-junction{opacity:calc(var(--light-fade)*1.25)}
@media(max-width:900px){.hero-bottom,.about-layout{gap:35px}.work-gallery{gap:38px 22px}.work-card h3{font-size:23px}.free-rest{gap:34px 22px}}
@media(max-width:600px){.site-header{padding:24px 0}.wordmark{font-size:21px}.signature{top:6px}nav{gap:22px;margin-top:19px;font-size:13px;flex-wrap:wrap}nav a{padding:6px 0}.hero{padding:48px 0 55px}.hero h1{font-size:clamp(42px,12vw,56px);margin:22px 0 30px;letter-spacing:-.06em}.hero-bottom{grid-template-columns:1fr;gap:22px}.hero-bottom>p{font-size:23px;max-width:320px}.hero-bottom>div{font-size:16px}.section{padding:25px 0 55px}.section-heading h2,.work-section .section-heading h2{font-size:27px}.work-gallery{grid-template-columns:1fr;gap:36px}.work-card,.work-card.feature-card,.work-card.note-card{grid-column:auto}.work-card .card-meta{margin-top:15px}.work-card h3{font-size:25px}.archive-invitation{flex-direction:column;gap:12px;margin-top:34px}.log-row{gap:7px}.about-layout{gap:26px}.about-layout>h3{font-size:31px}.talk-row{grid-template-columns:45px 1fr 16px}.talk-row h3{font-size:19px}.free h1{font-size:46px;letter-spacing:-2px;margin-bottom:34px}.free-body>p{font-size:17px}.next-project>span:last-child{font-size:26px}.research-page h1{font-size:46px;letter-spacing:-2px}.research-page figure:has(svg){padding:14px}.footer-bottom{margin-top:44px}.filters{gap:12px 20px}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{transition:none!important;animation:none!important}html{scroll-behavior:auto}.wordmark:hover .signature,.work-card:hover .work-image img,.work-card:hover h3>span{transform:none}}
@media print{.signature,.research-contents{display:none}.research-page figure svg{min-width:0}}

.label-divider{display:inline-block;vertical-align:middle;width:16px;height:2px;margin:0 10px;background:linear-gradient(90deg,transparent,var(--cyan),transparent);box-shadow:0 0 6px #5ab6ce33}.label-divider:nth-of-type(2){background:linear-gradient(90deg,transparent,var(--rose),transparent)}
/* Light-play: the established three-stick mark, used as interaction feedback. */
.work-card{--card-light:var(--cyan)}
.work-card:nth-child(3n+2){--card-light:var(--amber)}
.work-card:nth-child(3n){--card-light:var(--rose)}
.work-card h3{position:relative;transition:padding-left 200ms ease-out}
.work-card h3::before{content:"";position:absolute;left:0;top:.6em;width:0;height:2px;background:linear-gradient(90deg,transparent,var(--card-light));box-shadow:0 0 7px var(--card-light);opacity:0;transition:width 200ms ease-out,opacity 160ms ease-out}
.work-card:is(:hover,:focus-visible) h3{padding-left:27px}
.work-card:is(:hover,:focus-visible) h3::before{width:18px;opacity:.8}
.work-card:focus-visible{outline:2px solid var(--cyan);outline-offset:8px}
.work-card:focus-visible .work-image img{transform:scale(1.015)}
.work-card:focus-visible .work-image:has(.alternate) img:first-child{opacity:0}
.work-card:focus-visible .work-image .alternate{opacity:1}
#show-more{display:inline-flex;align-items:center;gap:14px}
#show-more[hidden]{display:none}
#show-more .more-label{transform:none}
.unfold-sticks{position:relative;width:28px;height:30px;flex:none}
.unfold-sticks i,.footer-spark i{position:absolute;display:block;height:2px;border-radius:2px;transform-origin:left center;background:linear-gradient(90deg,var(--stick-color),transparent);box-shadow:0 0 6px color-mix(in srgb,var(--stick-color) 45%,transparent);transition:transform 240ms ease-out}
.unfold-sticks i{left:5px;top:7px;width:19px;--stick-color:var(--cyan)}
.unfold-sticks i:nth-child(2){top:14px;width:15px;--stick-color:var(--amber)}
.unfold-sticks i:nth-child(3){top:21px;width:22px;--stick-color:var(--rose)}
#show-more[aria-expanded=true] .unfold-sticks i{transform:translate(9px,7px) rotate(-90deg)}
#show-more[aria-expanded=true] .unfold-sticks i:nth-child(2){transform:translate(9px,0) rotate(150deg)}
#show-more[aria-expanded=true] .unfold-sticks i:nth-child(3){transform:translate(9px,-7px) rotate(30deg)}
#show-more:hover .unfold-sticks,#show-more:focus-visible .unfold-sticks{transform:none;filter:brightness(1.12)}
.footer-spark{position:absolute;right:10%;top:18px;width:90px;height:90px;pointer-events:none;opacity:var(--spark-opacity,.45);transform:rotate(var(--spark-turn,0deg));transition:transform 240ms ease-out,opacity 200ms ease-out}
.footer-spark i{left:45px;top:45px;width:39px;--stick-color:var(--cyan);transform:rotate(-90deg)}
.footer-spark i:nth-child(2){width:33px;--stick-color:var(--amber);transform:rotate(150deg)}
.footer-spark i:nth-child(3){width:44px;--stick-color:var(--rose);transform:rotate(30deg)}
footer:focus-within .footer-spark{opacity:.8}
@media(max-width:600px){.footer-spark{right:4%;top:6px;width:64px;height:64px}.footer-spark i{left:32px;top:32px;width:27px}.footer-spark i:nth-child(2){width:23px}.footer-spark i:nth-child(3){width:31px}}
@media(prefers-reduced-motion:reduce){.work-card:is(:hover,:focus-visible) h3{padding-left:0}.work-card h3::before{display:none}.work-card:focus-visible .work-image img{transform:none}.footer-spark{transform:none!important}}
@media print{.footer-spark{display:none}}
/* Experiments use the same image-first portfolio language. */
.experiment-feature{display:grid;grid-template-columns:1fr 1.65fr;align-items:center;gap:48px;color:var(--ink)}
.experiment-feature:hover{text-decoration:none}
.experiment-feature>img{display:block;width:100%;height:auto;background:#111}
.experiment-copy h3{font-size:36px;font-weight:400;letter-spacing:-1.2px;margin:15px 0 20px}
.experiment-copy h3 span{font-size:24px;color:var(--muted)}
.experiment-copy>p:not(.eyebrow){font-size:21px;line-height:1.45;max-width:340px}
.experiment-copy>p.experiment-note{font-size:15px;color:var(--muted);margin:18px 0 24px}
.experiment-copy .text-link{display:inline-block}
.experiment-feature:focus-visible{outline:2px solid var(--cyan);outline-offset:8px}
.experiment-feature:is(:hover,:focus-visible) .text-link::after{background:linear-gradient(90deg,var(--cyan),var(--amber),var(--rose))}
@media(max-width:700px){.experiment-feature{grid-template-columns:1fr;gap:25px}.experiment-copy h3{font-size:30px}.experiment-copy>p:not(.eyebrow){max-width:100%}}

/* Teaching links use the same quiet light as the row accent. */
.teaching-source{position:relative;text-decoration:none;padding-bottom:5px}.teaching-source::after{content:"";position:absolute;left:0;right:0;bottom:0;height:1px;background:var(--line);transition:box-shadow var(--quick) ease-out}.teaching-source:is(:hover,:focus-visible){text-decoration:none}.teaching-source:is(:hover,:focus-visible)::after{background:linear-gradient(90deg,transparent,var(--cyan),var(--amber),var(--rose),transparent);box-shadow:0 0 7px #5ab6ce66}
/* Comfortable mobile targets and a compact optional analytics choice. */
@media(max-width:600px){nav a,.filters button,.teaching-source{min-height:44px;display:inline-flex;align-items:center}.filters button{padding:10px 0}.footer-bottom>div{align-items:center}}
.analytics-settings{border:0;background:none;padding:10px 0;color:inherit;font:inherit;cursor:pointer;min-height:44px;text-decoration:underline;text-underline-offset:4px}
.analytics-choice{position:fixed;z-index:30;bottom:16px;left:16px;right:16px;max-width:540px;margin-left:auto;background:#fff;padding:18px 20px;border:1px solid var(--line);box-shadow:0 3px 22px #00000012;font-size:14px;line-height:1.5}
.analytics-choice p{margin:0 0 10px}.analytics-choice>div{display:flex;align-items:center;flex-wrap:wrap;gap:8px 18px}.analytics-choice button{min-height:44px;background:transparent;border:0;border-bottom:1px solid var(--cyan);padding:8px 0;font:inherit;cursor:pointer}.analytics-choice a{font-size:12px;text-decoration:underline}

/* Talk links no longer reserve a decorative arrow column. */
.talk-row{grid-template-columns:85px 1fr}@media(max-width:600px){.talk-row{grid-template-columns:45px 1fr}}

.footer-utilities{margin-top:20px;display:flex;justify-content:flex-end}.footer-utilities .analytics-settings{font-size:11px;color:var(--muted);line-height:1.4;padding:10px 0;min-height:44px;text-decoration:none}.footer-utilities .analytics-settings:hover{text-decoration:underline;text-underline-offset:4px}@media(max-width:900px){.footer-utilities{justify-content:flex-start;margin-top:10px}}

.experiment-feature + .experiment-feature{margin-top:72px}