@import url('https://fonts.googleapis.com/css2?family=Fraunces:opsz,wght,SOFT,WONK@9..144,500,0,0;9..144,600,0,0;9..144,700,0,0&family=IBM+Plex+Mono:wght@400;500;600&family=Manrope:wght@400;500;600;700;800&display=swap');
:root{--bg:#f4f7eb;--panel:#fcfdf7;--ink:#123f35;--muted:#526d61;--line:#c7dccb;--accent:#217a60;--accent-light:#d9eedb;--art:#e8f1e6;--shadow:0 18px 55px rgba(19,76,52,.09)}
:root[data-theme=dark]{--bg:#0d211b;--panel:#173329;--ink:#edf7e9;--muted:#b4cdbb;--line:#355849;--accent:#91d8a8;--accent-light:#254c39;--art:#1b3d30;--shadow:0 18px 55px rgba(0,0,0,.2)}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:90px}body{margin:0;background:var(--bg);color:var(--ink);font-family:'Manrope',Arial,sans-serif;font-size:16px;line-height:1.7}a{color:inherit}button{font:inherit}::selection{background:#b5e4d1;color:#183b34}.container{width:min(1160px,calc(100% - 48px));margin:auto}.skip-link{position:absolute;top:-100px;left:20px;background:var(--accent);color:var(--bg);padding:10px;z-index:50}.skip-link:focus{top:10px}.site-header{position:sticky;top:0;z-index:20;background:color-mix(in srgb,var(--bg) 94%,transparent);backdrop-filter:blur(14px);border-bottom:1px solid 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brownian-jitter{0%,100%{transform:translate(0,0)}7%{transform:translate(3px,-2px)}15%{transform:translate(-2px,3px)}23%{transform:translate(4px,1px)}31%{transform:translate(1px,-4px)}39%{transform:translate(-4px,-1px)}48%{transform:translate(2px,4px)}57%{transform:translate(-3px,2px)}66%{transform:translate(4px,-3px)}75%{transform:translate(-1px,-2px)}84%{transform:translate(3px,3px)}93%{transform:translate(-2px,1px)}}@keyframes beam{50%{opacity:.7}}.two-col{display:grid;grid-template-columns:.8fr 1.2fr;gap:80px}.section h2{font:700 clamp(34px,3.6vw,51px)/1.18 'Fraunces',Georgia,serif;letter-spacing:-1.2px;margin:0}.section-copy{color:var(--muted);font-size:16px}.section-copy p:first-child{margin-top:0}.text-link{font-weight:700;font-size:13px;color:var(--accent);text-decoration:none;border-bottom:1px solid currentColor;padding-bottom:3px}.shaded{background:var(--panel);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.section-heading{display:flex;justify-content:space-between;align-items:end;gap:40px;margin-bottom:38px}.section-heading .eyebrow{margin-bottom:13px}.section-heading>p{max-width:350px;color:var(--muted);font-size:14px;margin:0}.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:17px}.research-card,.project-card{background:var(--bg);border:1px solid var(--line);border-radius:7px}.research-card{padding:27px;min-height:285px}.card-index{color:var(--muted)}.card-icon{font-size:36px;color:var(--accent);height:64px;display:flex;align-items:center}.research-card h3,.project-card h3{font:700 21px/1.3 'Fraunces',Georgia,serif;letter-spacing:-.5px;margin:8px 0 10px}.research-card p,.project-card p{font-size:14px;color:var(--muted);line-height:1.7}.tag-row{display:flex;gap:7px;flex-wrap:wrap;margin-top:20px}.tag-row span{font:500 10px 'IBM Plex Mono',monospace;padding:7px 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a{color:var(--accent)}.project-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}.project-card{overflow:hidden}.project-visual{height:205px;display:flex;align-items:center;justify-content:center;position:relative;overflow:hidden;background:#e9efec;color:#416b6c}.visual-one{background:radial-gradient(ellipse at center,#f3e4e7,#e9efec 70%)}.visual-one:before,.visual-one:after{content:'';position:absolute;top:0;bottom:0;left:50%;transform:translateX(-50%);width:90px;background:linear-gradient(180deg,transparent,#e6a3ae 50%,transparent);clip-path:polygon(0 0,100% 0,52% 50%,100% 100%,0 100%,48% 50%);opacity:.55}.visual-one:after{width:18px;background:#cf7384;clip-path:none;opacity:.25}.project-visual>span{z-index:1;font:600 15px 'IBM Plex Mono',monospace}.visual-two{background:radial-gradient(circle at 35% 50%,#b1c9d1,#e4eced 65%)}.network{position:absolute;inset:0}.network i{position:absolute;width:12px;height:12px;border-radius:50%;background:#5e91a4;box-shadow:0 0 0 17px #7ba5b91f}.network i:nth-child(1){top:24%;left:24%}.network i:nth-child(2){top:70%;left:40%}.network i:nth-child(3){top:37%;left:70%}.network i:nth-child(4){top:77%;left:80%}.network i:nth-child(5){top:53%;left:54%}.project-body{padding:28px}.project-body h3{margin:9px 0}.project-body .text-link{font-size:12px}.contact-section{text-align:center}.contact-inner{max-width:760px}.contact-inner h2{font-size:clamp(36px,4vw,55px)}.contact-inner>p:not(.eyebrow){color:var(--muted);margin:22px auto 26px;max-width:570px}.socials{display:flex;justify-content:center;flex-wrap:wrap;gap:22px;margin-top:38px}.socials a{font-size:13px;text-decoration:none;color:var(--muted)}.socials a:hover{color:var(--accent)}.footer{border-top:1px solid var(--line);padding:25px 0}.footer-inner{display:flex;justify-content:space-between;gap:20px;color:var(--muted);font-size:12px}.footer a{text-decoration:none;color:var(--accent)}:focus-visible{outline:3px solid var(--accent);outline-offset:4px}
@media(max-width:950px){.hero-grid{grid-template-columns:1fr;gap:40px}.hero-art{max-width:680px}.hero{padding-top:70px}.site-nav{gap:15px}.site-nav a{font-size:12px}.two-col{gap:35px}.card-grid{grid-template-columns:1fr 1fr}.research-card:last-child{grid-column:1/-1}}
@media(max-width:700px){.container{width:min(100% - 34px,1160px)}.nav-wrap{min-height:67px}.brand{font-size:19px}.menu-toggle{display:flex;width:38px;height:38px;flex-direction:column;justify-content:center;gap:5px;background:transparent;border:1px solid var(--line);border-radius:4px;padding:9px}.menu-toggle span{height:2px;background:var(--ink);width:100%}.site-nav{display:none;position:absolute;top:67px;left:0;right:0;background:var(--panel);padding:20px 24px 26px;border-bottom:1px solid var(--line);box-shadow:var(--shadow);flex-direction:column;align-items:stretch;gap:17px}.site-nav.open{display:flex}.site-nav a{font-size:15px}.section{padding:68px 0}.hero{padding:64px 0}.hero h1{font-size:clamp(39px,10vw,56px);letter-spacing:-2px}.hero-lead{font-size:15px}.hero-meta{gap:10px}.two-col{grid-template-columns:1fr;gap:24px}.section-heading{display:block}.section-heading>p{margin-top:16px}.card-grid,.project-grid{grid-template-columns:1fr}.research-card:last-child{grid-column:auto}.research-card{min-height:auto}.publication{grid-template-columns:54px 1fr;gap:12px}.pub-arrow{display:none}.publication h3{font-size:16px}.art-top,.art-bottom{font-size:8px;padding:12px}.footer-inner{flex-direction:column;gap:8px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{animation:none!important;transition:none!important}}

/* Personal edition: restrained notebook details, not a game interface. */
.brand-symbol{display:inline-flex;align-items:center;justify-content:center;position:relative;width:34px;height:34px;border-radius:9px;background:var(--accent-light);font-family:'IBM Plex Mono',monospace;font-size:16px;letter-spacing:-2px;margin-right:8px;vertical-align:middle}.brand-spark{position:absolute;top:-8px;right:-7px;font-size:13px;letter-spacing:0;color:#69a880}.hero-aside{max-width:430px;margin:29px 0 0;padding:13px 0 13px 18px;border-left:2px solid #69a880;font-size:13px;line-height:1.7;color:var(--muted);font-style:italic}.hero-aside span{color:#69a880}.margin-note{max-width:270px;margin-top:34px;padding:20px 20px 20px 23px;border:1px solid var(--line);border-radius:4px;transform:rotate(-2deg);background:var(--accent-light);font:500 13px/1.8 'IBM Plex Mono',monospace;color:var(--ink);box-shadow:6px 7px 0 rgba(114,145,128,.09)}.note-star{display:block;color:#4c9971;font-size:24px;margin-bottom:5px}.about-quote{border-left:2px solid #69a880;padding:5px 0 5px 18px;margin:26px 0!important;color:var(--ink);font-family:'Fraunces',Georgia,serif;font-style:italic}.about-quote small{display:block;color:var(--muted);font:400 11px/1.6 'IBM Plex Mono',monospace;margin-top:9px}.art-top{color:var(--accent)}.hero-art{position:relative}.hero-art:after{content:'✳';position:absolute;right:13px;bottom:40px;color:#4c9971;font-size:17px}.research-card:hover{border-color:var(--accent)}
@media(max-width:700px){.margin-note{max-width:100%;transform:rotate(-1deg);margin-top:20px}.hero-aside{margin-top:24px}}

/* Green edition: richer green accents and editorial typography. */
.hero{background:radial-gradient(circle at 77% 22%,rgba(126,187,145,.24),transparent 37%),linear-gradient(135deg,var(--bg),var(--panel));}
.hero h1{font-weight:600;letter-spacing:-2.3px;}
.hero h1 em{font-style:italic;color:var(--accent);}
.section h2 em{font-style:italic;}
.site-header{border-bottom:2px solid var(--accent-light);}
.button.primary{background:#217a60;color:#fff;}
.button.primary:hover{background:#155e48;}
.research-card{box-shadow:0 8px 24px rgba(33,122,96,.045);transition:transform .2s,border-color .2s;}
.research-card:hover{transform:translateY(-3px);}
.card-icon{background:var(--accent-light);border-radius:50%;width:56px;height:56px;justify-content:center;margin:14px 0 5px;}
.project-visual.visual-one{background:radial-gradient(ellipse at center,#cce9c9,#e7f1e2 70%);}
.project-visual.visual-two{background:radial-gradient(circle at 35% 50%,#a6d4b2,#e5f1e4 65%);}
.visual-one:before,.visual-one:after{filter:hue-rotate(110deg);}
.network i{background:#358e6a;}
.hero-art{border-color:#a9cdb0;}
.art-top,.art-bottom{background:var(--accent-light);}
:root[data-theme=dark] .button.primary{background:#91d8a8;color:#0d211b;}
:root[data-theme=dark] .button.primary:hover{background:#b6edc4;}
:root[data-theme=dark] .project-visual.visual-one{background:radial-gradient(ellipse at center,#355e46,#1b3d30 70%);}
:root[data-theme=dark] .project-visual.visual-two{background:radial-gradient(circle at 35% 50%,#3c7055,#1b3d30 65%);}
@media(max-width:700px){.hero h1{letter-spacing:-1.4px;}}

/* Dark-only site; the optical schematic is intentionally on white paper. */
:root{color-scheme:dark;--bg:#0d211b;--panel:#173329;--ink:#edf7e9;--muted:#b4cdbb;--line:#355849;--accent:#91d8a8;--accent-light:#254c39;--art:#1b3d30;--shadow:0 18px 55px rgba(0,0,0,.2)}
.trap-illustration{background:#ffffff}
.hero-art{background:#ffffff}
.hero-art:after{color:#438565}

/* Research: editorial vertical list instead of cards */
.research-list{list-style:none;margin:0;padding:0;border-top:1px solid var(--line);max-width:920px}
.research-item{display:grid;grid-template-columns:minmax(0,1fr);gap:0;padding:30px 0;border-bottom:1px solid var(--line)}
.research-content h3{font:700 clamp(22px,2.4vw,29px)/1.3 'Fraunces',Georgia,serif;letter-spacing:-.4px;margin:0 0 10px}
.research-content p{font-size:15px;line-height:1.8;color:var(--muted);margin:0;max-width:730px}
.research-content .tag-row{margin-top:14px}
@media(max-width:700px){.research-item{grid-template-columns:minmax(0,1fr);gap:0;padding:24px 0}.research-content p{font-size:14px}}

/* Editorial projects: no cards or decorative pseudo-scientific plots. */
.project-stories{border-top:1px solid var(--line)}
.project-story{display:grid;grid-template-columns:minmax(170px,0.32fr) minmax(0,1fr);gap:52px;padding:42px 0;border-bottom:1px solid var(--line)}
.project-story-side{display:flex;flex-direction:column;align-items:flex-start;gap:24px}
.story-mark{font:400 48px/1 'Fraunces',Georgia,serif;color:var(--accent);opacity:.8}
.project-story-content{max-width:760px}
.project-story-content h3{font:700 clamp(25px,2.5vw,34px)/1.25 'Fraunces',Georgia,serif;margin:0 0 17px;letter-spacing:-.5px}
.project-story-content p{color:var(--muted);line-height:1.85;margin:0 0 15px;font-size:15px}
.project-story-content .text-link{display:inline-block;margin-top:8px}
@media(max-width:700px){.project-story{grid-template-columns:1fr;gap:14px;padding:30px 0}.project-story-side{gap:0}.story-mark{display:none}}

/* SmartTrap apparatus illustration */
.smarttrap-figure { margin: 1.2rem 0 1.5rem; }
.smarttrap-figure img { display: block; width: 100%; height: auto; border: 1px solid rgba(150,205,166,.26); border-radius: 12px; background: #0a2b21; }
.smarttrap-figure figcaption { margin-top: .55rem; font-size: .82rem; line-height: 1.55; color: #a9c9b5; }

/* SmartTrap: apparatus image replaces the decorative star in the left column. */
.project-story-smarttrap{grid-template-columns:minmax(0,1.05fr) minmax(0,1fr);gap:clamp(24px,4vw,52px);align-items:start}
.project-story-smarttrap .project-story-side{min-width:0;gap:14px}
.project-story-smarttrap .smarttrap-figure{width:100%;margin:0}
.project-story-smarttrap .smarttrap-figure img{width:100%;height:auto;object-fit:contain}
.project-story-smarttrap .smarttrap-figure figcaption{font-size:11px;line-height:1.55}
@media(max-width:700px){.project-story-smarttrap{grid-template-columns:1fr;gap:20px}.project-story-smarttrap .project-story-side{width:100%}}

/* Double-struck mathematical monogram, with a hat over each letter. */
.brand-symbol.brand-math{width:43px;height:40px;margin-right:9px;letter-spacing:normal;flex-shrink:0;color:var(--accent);background:var(--accent-light);border-radius:9px}
.brand-math svg{display:block;width:39px;height:34px;overflow:visible}

/* Double-struck monogram without hats */
.brand-math svg{width:39px;height:34px;overflow:visible}