:root{--orange: #ff6a00;--pink: #ff3d9a;--max: 1180px;--reading: 760px;--radius: 22px;--font-sans: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;--font-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace}:root[data-theme=dark]{color-scheme:dark;--bg: #171416;--paper: #211d20;--ink: #f2e7d8;--muted: #b4aaa4;--copy: #d7ceca;--copy-soft: #beb4b0;--line: #3d3639;--line-strong: #61565b;--orange-dark: #ff9148;--cream: #f2e7d8;--green: #71c49a;--ochre: #e7b65e;--blue: #8db5d0;--shadow: 0 18px 60px rgba(0, 0, 0, .28);--header-rule: rgba(242,231,216,.09);--menu-shadow: 0 18px 30px rgba(0,0,0,.28);--chip-bg: rgba(255,255,255,.055);--dark-bg: #100e0f;--dark-panel: #1b1719;--dark-line: #463d41;--dark-copy: #cfc5be;--dark-hover: #ffb074}:root[data-theme=light]{color-scheme:light;--bg: #f4f1ec;--paper: #fbf9f5;--ink: #151214;--muted: #655f5d;--copy: #3f3a3c;--copy-soft: #4b4647;--line: #d9d2ca;--line-strong: #b8afa6;--orange-dark: #c84a00;--cream: #f2e7d8;--green: #2c6e49;--ochre: #8c5f10;--blue: #325d7d;--shadow: 0 18px 60px rgba(28, 20, 20, .08);--header-rule: rgba(21,18,20,.08);--menu-shadow: 0 18px 30px rgba(21,18,20,.08);--chip-bg: rgba(255,255,255,.35);--dark-bg: #151214;--dark-panel: #211d20;--dark-line: #423b3e;--dark-copy: #cfc5be;--dark-hover: #ffb074}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;min-height:100vh;overflow-wrap:break-word;background:var(--bg);color:var(--ink);font-family:var(--font-sans);font-size:17px;line-height:1.62;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}img{display:block;max-width:100%}a{color:inherit;text-decoration-thickness:1px;text-underline-offset:3px}a:hover{color:var(--orange-dark)}a:focus-visible,button:focus-visible{outline:3px solid var(--pink);outline-offset:4px}::selection{background:#ff3d9a38}.skip-link{position:absolute;left:1rem;top:-5rem;z-index:1000;background:var(--ink);color:var(--bg);padding:.65rem .9rem;border-radius:8px}.skip-link:focus{top:1rem}.site-header{position:sticky;top:0;z-index:50;backdrop-filter:blur(14px);background:color-mix(in srgb,var(--bg) 89%,transparent);border-bottom:1px solid var(--header-rule)}.nav{width:min(calc(100% - 2.5rem),var(--max));margin:0 auto;min-height:70px;display:flex;align-items:center;gap:1.2rem}.brand{font-weight:800;letter-spacing:-.025em;text-decoration:none;white-space:nowrap}.brand span{color:var(--orange)}.nav-links{margin-left:auto;display:flex;align-items:center;gap:1.1rem;font-size:.88rem;font-weight:650}.nav-links a{text-decoration:none}.nav-links a[aria-current=page]{color:var(--orange-dark)}.nav-resume{border:1px solid var(--ink);padding:.5rem .8rem;border-radius:999px;text-decoration:none}.theme-toggle{min-height:38px;display:inline-flex;align-items:center;gap:.38rem;padding:.42rem .65rem;border:1px solid var(--line-strong);border-radius:999px;background:transparent;color:var(--ink);font:650 .78rem var(--font-sans);cursor:pointer}.theme-toggle:hover{border-color:var(--orange-dark);color:var(--orange-dark)}.theme-toggle-icon{width:1rem;text-align:center;line-height:1}.mobile-nav-controls{display:none;margin-left:auto;align-items:center;gap:.8rem;font-size:.88rem;font-weight:650}.mobile-resume{min-height:44px;display:inline-flex;align-items:center}.mobile-resume[aria-current=page]{color:var(--orange-dark);border-color:var(--orange-dark)}.mobile-nav-menu{position:static}.mobile-nav-menu summary{min-height:44px;display:flex;align-items:center;cursor:pointer;list-style:none;user-select:none}.mobile-nav-menu summary::-webkit-details-marker{display:none}.mobile-nav-menu summary:hover,.mobile-nav-menu[open] summary{color:var(--orange-dark)}.mobile-nav-menu summary:focus-visible{outline:3px solid var(--pink);outline-offset:4px}.mobile-nav-panel{position:absolute;top:100%;left:50%;width:100vw;transform:translate(-50%);background:color-mix(in srgb,var(--bg) 97%,transparent);border-top:1px solid var(--header-rule);border-bottom:1px solid var(--line);box-shadow:var(--menu-shadow)}.mobile-nav-panel-inner{width:min(calc(100% - 1.5rem),var(--max));margin:0 auto;padding:.35rem 0 .65rem}.mobile-nav-panel a{display:block;padding:.82rem 0;border-bottom:1px solid var(--line);text-decoration:none;font-size:1rem}.mobile-nav-panel a:last-child{border-bottom:0}.mobile-nav-panel a[aria-current=page]{color:var(--orange-dark)}main{overflow:hidden}section[id]{scroll-margin-top:88px}h1,h2,h3{text-wrap:balance}p{text-wrap:pretty}.shell{width:min(calc(100% - 2.5rem),var(--max));margin-inline:auto}.reading{width:min(calc(100% - 2.5rem),var(--reading));margin-inline:auto}.section{padding:clamp(4.5rem,8vw,8rem) 0}.section-tight{padding:clamp(3rem,5vw,5rem) 0}.section-line{border-top:1px solid var(--line)}.eyebrow,.kicker,.meta,.proof-label{font-family:var(--font-mono);text-transform:uppercase;letter-spacing:.105em;font-size:.72rem;font-weight:700}.eyebrow{color:var(--orange-dark);margin:0 0 1rem}.kicker{color:var(--pink);margin-bottom:.6rem}.meta{color:var(--muted)}.hero{padding:clamp(4.5rem,10vw,9rem) 0 clamp(4rem,8vw,7rem)}.hero-grid{display:grid;grid-template-columns:minmax(0,1.45fr) minmax(260px,.55fr);gap:clamp(2rem,7vw,7rem);align-items:center}.hero h1{margin:0;max-width:900px;font-size:clamp(3.2rem,7vw,6.9rem);line-height:.95;letter-spacing:-.066em;font-weight:760}.hero h1 .accent{color:var(--orange)}.hero-lede{max-width:790px;margin:2rem 0 0;font-size:clamp(1.05rem,1.5vw,1.3rem);color:var(--copy)}.hero-lede strong{color:var(--ink)}.hero-actions{display:flex;flex-wrap:wrap;gap:.8rem;margin-top:2rem}.hero-photo-wrap{position:relative}.hero-photo{width:min(100%,420px);aspect-ratio:4 / 5;object-fit:cover;border-radius:var(--radius);box-shadow:var(--shadow);margin-inline:auto}.hero-photo-wrap:before{content:"";position:absolute;inset:-18px 18px 18px -18px;border:2px solid var(--pink);border-radius:var(--radius);z-index:-1}.hero-photo-wrap:after{content:"";position:absolute;width:92px;height:14px;background:var(--orange);right:-8px;bottom:34px;transform:rotate(-4deg)}.button{display:inline-flex;align-items:center;gap:.55rem;min-height:48px;padding:.72rem 1rem;border-radius:10px;font-weight:750;text-decoration:none;border:1px solid var(--ink);transition:.18s ease}.button.primary{background:var(--orange-dark);border-color:var(--orange-dark);color:var(--cream)}.button.primary:hover{background:var(--ink);border-color:var(--ink);color:var(--bg);transform:translateY(-2px)}.button.secondary{background:transparent}.button.secondary:hover{background:var(--paper);color:var(--ink);transform:translateY(-2px)}.button.text{border-color:transparent;padding-inline:0;min-height:auto;border-radius:0;text-decoration:underline;text-underline-offset:4px}.lane-row{display:flex;flex-wrap:wrap;gap:.55rem;margin-top:2rem}.lane{border:1px solid var(--line-strong);border-radius:999px;padding:.35rem .7rem;font-size:.78rem;font-family:var(--font-mono);background:var(--chip-bg)}.section-head{display:grid;grid-template-columns:.72fr 1.28fr;gap:2rem;align-items:start;margin-bottom:2.2rem}.section-head h2,.page-hero h1,.article h1{margin:0;letter-spacing:-.045em;line-height:1.03}.section-head h2{font-size:clamp(2.5rem,5vw,4.7rem)}.section-head p{margin:.3rem 0 0;max-width:650px;color:var(--copy-soft);font-size:1.08rem}.proof-rail{display:grid;grid-template-columns:repeat(4,1fr);border-top:2px solid var(--ink);border-bottom:1px solid var(--line);margin:2.3rem 0}.proof-stat{padding:1.1rem 1rem 1.2rem 0;border-right:1px solid var(--line)}.proof-stat:not(:first-child){padding-left:1rem}.proof-stat:last-child{border-right:0}.proof-stat strong{display:block;font-size:clamp(1.35rem,2.2vw,2rem);line-height:1.1;letter-spacing:-.04em}.proof-stat span{display:block;margin-top:.35rem;color:var(--muted);font-size:.84rem;line-height:1.4}.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:1rem}.cards.two{grid-template-columns:repeat(2,1fr)}.card{background:color-mix(in srgb,var(--paper) 92%,transparent);border:1px solid var(--line);border-radius:16px;padding:clamp(1.25rem,2.4vw,2rem);position:relative;min-height:100%}.card:hover{border-color:var(--line-strong)}.card h3{margin:.35rem 0 .55rem;font-size:1.32rem;line-height:1.2;letter-spacing:-.02em}.card p{margin:0;color:var(--copy-soft)}.card .card-link{display:inline-block;margin-top:1rem;font-weight:750}.card .card-note{margin-top:.9rem;color:var(--muted);font-size:.84rem}.card.accent-orange{border-top:4px solid var(--orange)}.card.accent-pink{border-top:4px solid var(--pink)}.card.accent-ink{border-top:4px solid var(--ink)}.feature-split{display:grid;grid-template-columns:1fr 1fr;gap:clamp(1.5rem,5vw,5rem);align-items:center}.feature-copy h2{margin:0;font-size:clamp(2.7rem,5vw,5rem);line-height:.98;letter-spacing:-.05em}.feature-copy p{max-width:650px}.photo-card{border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow)}.photo-card img{width:100%;aspect-ratio:4 / 3;object-fit:cover}.photo-card .research-photo{object-position:29% 50%}.photo-card .work-spiral-photo{object-position:50% 48%}.dark{background:var(--dark-bg);color:var(--cream)}.dark .section-head p,.dark .card p,.dark .meta,.dark .card-note{color:var(--dark-copy)}.dark .card{background:var(--dark-panel);border-color:var(--dark-line)}.dark a:hover{color:var(--dark-hover)}.dark .button.secondary{border-color:#a99f99}.dark .button.secondary:hover{background:#2a2528;color:#fff}.verify-callout{display:grid;grid-template-columns:1.15fr .85fr;gap:1rem;border:1px solid var(--dark-line);border-radius:18px;padding:clamp(1.3rem,3vw,2.3rem);margin-bottom:1rem;background:linear-gradient(135deg,var(--dark-panel),var(--dark-bg))}.verify-callout h3{margin:.2rem 0 .55rem;font-size:clamp(1.7rem,3vw,2.6rem);line-height:1.05}.verify-tags{display:flex;flex-wrap:wrap;gap:.5rem;align-content:flex-start;justify-content:flex-end}.proof-label{display:inline-block;padding:.25rem .45rem;border:1px solid currentColor;border-radius:3px}.proof-label.verified{color:var(--green)}.proof-label.measured{color:#f3e5db}.proof-label.caveat{color:var(--ochre)}.proof-label.boundary{color:var(--blue)}.photo-mosaic{display:grid;grid-template-columns:minmax(0,.88fr) minmax(0,1.12fr);grid-template-rows:250px 250px;gap:.75rem}.photo-mosaic figure{margin:0;overflow:hidden;border-radius:14px;box-shadow:var(--shadow)}.photo-mosaic img{width:100%;height:100%;object-fit:cover;display:block}.photo-mosaic-main{grid-row:1 / 3}.photo-mosaic-main img{object-position:53% 48%}.photo-mosaic-secondary img,.photo-mosaic-tertiary img{object-position:50% 48%}.contact-panel{background:var(--orange);color:#1a1210;padding:clamp(2rem,5vw,4rem);border-radius:var(--radius);display:grid;grid-template-columns:1.3fr .7fr;gap:2rem;align-items:end}.contact-panel h2{margin:0;max-width:760px;font-size:clamp(2.5rem,5vw,4.8rem);line-height:.98;letter-spacing:-.05em}.contact-panel p{max-width:650px}.contact-links{display:flex;flex-direction:column;align-items:flex-start;gap:.6rem;font-weight:800}.site-footer{padding:2rem 0 3rem}.footer-row{display:flex;gap:1rem 2rem;flex-wrap:wrap;align-items:center;color:var(--muted);font-size:.84rem}.footer-row .footer-links{margin-left:auto;display:flex;gap:1rem;flex-wrap:wrap}.page-hero{padding:clamp(4rem,8vw,7rem) 0 clamp(2.5rem,5vw,4rem);border-bottom:1px solid var(--line)}.page-hero h1{font-size:clamp(3.2rem,7vw,6rem);max-width:950px}.page-hero .lede{max-width:780px;font-size:clamp(1.05rem,1.5vw,1.25rem);color:var(--copy)}.breadcrumb{font-family:var(--font-mono);font-size:.74rem;margin-bottom:1.25rem;color:var(--muted)}.breadcrumb a{text-decoration:none}.article{width:min(calc(100% - 2.5rem),var(--reading));margin:0 auto;padding:clamp(3rem,7vw,6rem) 0}.article h1{font-size:clamp(3rem,6vw,5.5rem)}.article h2{margin:3.3rem 0 .8rem;font-size:clamp(1.8rem,3vw,2.7rem);line-height:1.1;letter-spacing:-.03em}.article h3{margin-top:2rem}.article p,.article li{color:var(--copy)}.article .lead{font-size:1.18rem;color:var(--ink)}.article blockquote{margin:2rem 0;padding:1rem 1.4rem;border-left:4px solid var(--orange);background:var(--paper);font-size:1.08rem}.article ul,.article ol{padding-left:1.2rem}.article li{margin:.45rem 0}.boundary-box,.note-box,.proof-box{margin:1.7rem 0;padding:1rem 1.2rem;border:1px solid var(--line);border-left-width:4px;border-radius:8px;background:var(--paper)}.boundary-box{border-left-color:var(--blue)}.note-box{border-left-color:var(--orange)}.proof-box{border-left-color:var(--green)}.boundary-box strong,.note-box strong,.proof-box strong{font-family:var(--font-mono);font-size:.8rem;letter-spacing:.06em;text-transform:uppercase}.timeline{margin:2rem 0;counter-reset:step}.timeline-item{display:grid;grid-template-columns:44px 1fr;gap:.8rem;padding-bottom:1.2rem}.timeline-item:before{counter-increment:step;content:counter(step);width:34px;height:34px;display:grid;place-items:center;border:1px solid var(--line-strong);border-radius:50%;font:700 .75rem var(--font-mono)}.timeline-item+.timeline-item{border-top:1px solid var(--line);padding-top:1.2rem}.resume-grid{display:grid;grid-template-columns:1.35fr repeat(3,.85fr);gap:1rem}.resume-card{background:var(--paper);border:1px solid var(--line);padding:1.4rem;border-radius:14px}.resume-card.primary{border:2px solid var(--orange)}.resume-card h2,.resume-card h3{margin:.2rem 0 .5rem;line-height:1.2}.resume-card p{color:var(--muted);font-size:.9rem}.verification-page{background:var(--vpaper)}:root[data-theme=light] .verification-page{--vpaper:#f4f6f4;--vpanel:#ffffff;--vmuted:#5b6462;--vrule:#d3d9d5;--vstrong:#afb8b3}:root[data-theme=dark] .verification-page{--vpaper:#111715;--vpanel:#18201d;--vmuted:#a9b5b0;--vrule:#31403a;--vstrong:#52655d}.verification-page .verify-shell{width:min(calc(100% - 2.5rem),850px);margin:0 auto;padding:3.5rem 0 6rem}.verification-page .verify-lede{font-size:1.25rem;max-width:68ch}.verify-key{padding:1rem;background:var(--vpanel);border:1px solid var(--vrule);display:grid;grid-template-columns:repeat(2,1fr);gap:.75rem;margin:1.7rem 0}.verify-section{padding-top:2.5rem;margin-top:2.5rem;border-top:2px solid var(--ink)}.verify-section h2{font-family:var(--font-mono);text-transform:uppercase;letter-spacing:.08em;font-size:.9rem;margin:0 0 .7rem}.metric-grid{display:grid;grid-template-columns:repeat(3,1fr);border-top:2px solid var(--ink);border-bottom:1px solid var(--vrule)}.metric{padding:.9rem;border-right:1px solid var(--vrule)}.metric:last-child{border-right:0}.metric strong{display:block;font:700 1.4rem var(--font-mono)}.metric span{font-size:.8rem;color:var(--vmuted)}.code-block{background:var(--vpanel);border:1px solid var(--vrule);overflow-x:auto;padding:.8rem;font:.78rem/1.6 var(--font-mono);white-space:pre}.data-table{width:100%;border-collapse:collapse;background:var(--vpanel);font:.76rem var(--font-mono);margin:1rem 0}.data-table th,.data-table td{padding:.55rem .7rem;border:1px solid var(--vrule);text-align:right}.data-table th:first-child,.data-table td:first-child{text-align:left}.data-table .win{color:var(--green);font-weight:700}.data-table .loss{color:var(--ochre)}.not-found{min-height:70vh;display:grid;place-items:center;text-align:center}.not-found h1{font-size:clamp(5rem,15vw,11rem);color:var(--orange);margin:0;line-height:.8}.product-page-hero h1{max-width:820px}.product-hero-lede{max-width:850px!important}.product-proof-rail{margin-bottom:0}.product-principles-section{border-bottom:1px solid var(--line)}.product-wide-grid{display:grid;grid-template-columns:minmax(220px,.62fr) minmax(0,1.38fr);gap:clamp(2rem,7vw,7rem);align-items:start}.product-section-title{margin:0;max-width:420px;font-size:clamp(2.2rem,4vw,3.7rem);line-height:1.02;letter-spacing:-.045em}.product-principles{list-style:none;margin:0;padding:0;border-top:2px solid var(--ink)}.product-principles li{display:grid;grid-template-columns:minmax(220px,.9fr) minmax(0,1.1fr);gap:1.4rem;padding:1rem 0;border-bottom:1px solid var(--line)}.product-principles strong{line-height:1.35}.product-principles span{color:var(--muted);font-size:.95rem}.product-chapter{padding:clamp(4.8rem,9vw,8.5rem) 0;border-bottom:1px solid var(--line)}.product-chapter-grid{display:grid;grid-template-columns:150px minmax(0,820px);gap:clamp(2rem,6vw,6rem);justify-content:start}.product-chapter-rail{padding-top:.25rem;font-family:var(--font-mono);text-transform:uppercase;letter-spacing:.1em;color:var(--muted)}.product-chapter-rail span{display:block;margin-bottom:.55rem;color:var(--orange-dark);font-size:clamp(2.8rem,5vw,4.4rem);line-height:.9;letter-spacing:-.08em;font-weight:800}.product-chapter-rail strong{font-size:.7rem}.product-chapter-body h2{margin:0 0 1rem;max-width:760px;font-size:clamp(2.7rem,5.5vw,5rem);line-height:.98;letter-spacing:-.055em}.product-chapter-body>p{max-width:760px;color:var(--copy)}.product-chapter-lede{margin:0 0 2rem;max-width:760px!important;font-size:clamp(1.1rem,1.6vw,1.3rem);color:var(--ink)!important}.product-decision{margin:2rem 0;max-width:780px;padding:1rem 0 1rem 1.25rem;border-left:4px solid var(--orange)}.product-decision span{display:block;margin-bottom:.4rem;font:700 .7rem var(--font-mono);text-transform:uppercase;letter-spacing:.11em;color:var(--orange-dark)}.product-decision p{margin:0;font-size:clamp(1.12rem,1.7vw,1.35rem);line-height:1.45;font-weight:680;color:var(--ink)}.product-metrics{display:grid;grid-template-columns:repeat(3,1fr);margin:2.2rem 0;border-top:2px solid var(--ink);border-bottom:1px solid var(--line)}.product-metrics div{padding:1rem 1rem 1rem 0;border-right:1px solid var(--line)}.product-metrics div:not(:first-child){padding-left:1rem}.product-metrics div:last-child{border-right:0}.product-metrics strong{display:block;font-size:1.15rem;line-height:1.2;letter-spacing:-.025em}.product-metrics span{display:block;margin-top:.3rem;color:var(--muted);font-size:.8rem;line-height:1.4}.product-boundary{margin-top:2rem!important;padding-top:1rem;border-top:1px solid var(--line);font-size:.9rem;color:var(--muted)!important}.product-boundary strong{font-family:var(--font-mono);text-transform:uppercase;letter-spacing:.08em;font-size:.75rem;color:var(--blue)}.product-aside{margin:2.8rem 0 0;padding:1.3rem 0 0 1.25rem;border-top:1px solid var(--line);border-left:3px solid var(--pink);max-width:760px}.product-aside h3{margin:.35rem 0 .5rem;font-size:1.35rem;line-height:1.2;letter-spacing:-.025em}.product-aside p{margin:0;color:var(--muted)}.product-pullquote{margin:2.5rem 0!important;max-width:760px!important;font-size:clamp(1.5rem,2.8vw,2.25rem);line-height:1.2;letter-spacing:-.035em;font-weight:720;color:var(--ink)!important}.product-flow{display:flex;flex-wrap:wrap;gap:.55rem .7rem;align-items:center;margin:2rem 0;padding:1rem 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);font:700 .76rem/1.4 var(--font-mono);text-transform:uppercase;letter-spacing:.06em}.product-flow span{padding:.3rem 0}.product-flow b{color:var(--orange-dark);font-size:1rem}.product-records{margin-top:2.4rem;max-width:780px;border-top:2px solid var(--ink)}.product-records article{padding:1.5rem 0 1.65rem;border-bottom:1px solid var(--line)}.product-records h3{margin:.35rem 0 .5rem;font-size:clamp(1.4rem,2.3vw,1.9rem);line-height:1.15;letter-spacing:-.03em}.product-records p{margin:0;color:var(--copy)}.product-records code{font:.9em var(--font-mono);background:var(--paper);padding:.08rem .25rem;border:1px solid var(--line)}.product-surface-section{background:var(--paper)}.product-surface-head{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(260px,.8fr);gap:clamp(2rem,6vw,6rem);align-items:end;margin-bottom:2.5rem}.product-surface-head h2{margin:0;max-width:760px;font-size:clamp(2.5rem,5vw,4.6rem);line-height:1;letter-spacing:-.05em}.product-surface-head p{margin:0;color:var(--muted)}.product-surface-grid{display:grid;grid-template-columns:repeat(4,1fr);border-top:2px solid var(--ink);border-bottom:1px solid var(--line)}.product-surface-grid>div{padding:1.2rem 1.2rem 1.2rem 0;border-right:1px solid var(--line)}.product-surface-grid>div:not(:first-child){padding-left:1.2rem}.product-surface-grid>div:last-child{border-right:0}.product-surface-grid h3{margin:0 0 .45rem;font-size:1rem}.product-surface-grid p{margin:0;color:var(--muted);font-size:.88rem;line-height:1.55}.product-operating-boundary{margin:2rem 0 0;max-width:850px;font-size:1.05rem;color:var(--copy)}.product-close-grid{display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);gap:clamp(2rem,7vw,7rem);align-items:start}.product-close h2{margin:0;max-width:650px;font-size:clamp(2.8rem,5vw,4.8rem);line-height:.98;letter-spacing:-.055em}.product-close-grid>div:last-child>p{margin-top:.1rem;max-width:680px;color:var(--copy);font-size:1.08rem}.product-close-line{color:var(--ink)!important;font-weight:720}@media(max-width:920px){.hero-grid,.section-head,.feature-split,.verify-callout,.contact-panel,.product-wide-grid,.product-surface-head,.product-close-grid{grid-template-columns:1fr}.hero-photo-wrap{width:min(72%,380px);margin:2rem auto 0}.proof-rail{grid-template-columns:repeat(2,1fr)}.proof-stat:nth-child(2){border-right:0}.proof-stat:nth-child(3),.proof-stat:nth-child(4){border-top:1px solid var(--line)}.cards,.cards.two,.resume-grid{grid-template-columns:1fr 1fr}.product-chapter-grid{grid-template-columns:105px minmax(0,1fr);gap:2rem}.product-surface-grid{grid-template-columns:repeat(2,1fr)}.product-surface-grid>div:nth-child(2){border-right:0}.product-surface-grid>div:nth-child(3),.product-surface-grid>div:nth-child(4){border-top:1px solid var(--line)}.verify-tags{justify-content:flex-start}}@media(max-width:680px){body{font-size:16px}.nav{min-height:60px;width:min(calc(100% - 1.5rem),var(--max));position:relative}.nav-links{display:none}.mobile-nav-controls{display:flex}.mobile-nav-controls .theme-toggle{min-width:44px;min-height:44px;justify-content:center;padding:.45rem}.mobile-nav-controls .theme-toggle-label{display:none}.shell,.reading,.article,.verification-page .verify-shell{width:min(calc(100% - 1.5rem),var(--max))}.hero{padding-top:3rem}.hero h1{font-size:clamp(3.1rem,15vw,5.2rem)}.hero-photo-wrap{width:78%}.section-head{gap:1rem}.cards,.cards.two,.resume-grid{grid-template-columns:1fr}.product-chapter-grid{grid-template-columns:1fr;gap:1.1rem}.product-chapter-rail{display:flex;align-items:baseline;gap:.7rem;padding-top:0}.product-chapter-rail span{margin:0;font-size:2.4rem}.product-principles li{grid-template-columns:1fr;gap:.25rem}.product-metrics,.product-surface-grid{grid-template-columns:1fr}.product-metrics div,.product-metrics div:not(:first-child),.product-surface-grid>div,.product-surface-grid>div:not(:first-child){padding:1rem 0;border-right:0;border-top:1px solid var(--line)}.product-metrics div:first-child,.product-surface-grid>div:first-child{border-top:0}.product-surface-grid>div:nth-child(2){border-right:0}.product-flow{align-items:flex-start}.proof-rail,.metric-grid,.verify-key{grid-template-columns:1fr}.proof-stat,.proof-stat:not(:first-child),.metric{border-right:0;border-top:1px solid var(--line);padding-left:0}.proof-stat:first-child,.metric:first-child{border-top:0}.photo-mosaic{grid-template-columns:1fr 1fr;grid-template-rows:290px 220px}.photo-mosaic-main{grid-row:1;grid-column:1 / -1}.photo-mosaic-secondary,.photo-mosaic-tertiary{grid-row:2}.photo-mosaic-main img{object-position:50% 43%}.footer-row .footer-links{margin-left:0;width:100%}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{transition-duration:.001ms!important;animation-duration:.001ms!important;animation-iteration-count:1!important}}.research-branch-grid{display:grid;grid-template-columns:minmax(0,1.35fr) minmax(280px,.65fr);gap:clamp(2rem,6vw,6rem);align-items:start}.research-branch{border-top:2px solid var(--ink);padding-top:1.2rem}.research-branch-featured{border-top-color:var(--orange)}.research-branch h2{margin:.15rem 0 1rem;font-size:clamp(2rem,4vw,3.8rem);line-height:1.02;letter-spacing:-.045em}.research-branch:not(.research-branch-featured) h2{font-size:clamp(1.8rem,3vw,2.7rem)}.research-branch p{color:var(--copy);max-width:760px}.research-actions{display:flex;flex-wrap:wrap;align-items:center;gap:1rem;margin-top:1.5rem}.research-actions .button em{font-weight:inherit}@media(max-width:920px){.research-branch-grid{grid-template-columns:1fr}}.card-link-row{display:flex;flex-wrap:wrap;gap:.55rem 1rem;align-items:baseline}.verify-links{display:flex;flex-wrap:wrap;gap:.55rem 1.25rem}