@font-face{font-family:Atkinson Hyperlegible;src:url(/fonts/AtkinsonHyperlegible-Regular.woff2)format("woff2");font-weight:400;font-style:normal;font-display:swap}@font-face{font-family:Atkinson Hyperlegible;src:url(/fonts/AtkinsonHyperlegible-Italic.woff2)format("woff2");font-weight:400;font-style:italic;font-display:swap}@font-face{font-family:Atkinson Hyperlegible;src:url(/fonts/AtkinsonHyperlegible-Bold.woff2)format("woff2");font-weight:700;font-style:normal;font-display:swap}@font-face{font-family:Atkinson Hyperlegible;src:url(/fonts/AtkinsonHyperlegible-BoldItalic.woff2)format("woff2");font-weight:700;font-style:italic;font-display:swap}:root{--font-ui:"Atkinson Hyperlegible", system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;--font-serif:"Spectral", Georgia, "Times New Roman", serif;--bg:#f4efe4;--surface:#fff;--text:#1f2a38;--muted:#516073;--primary:#2d4a87;--accent:#b88a46;--logo-fill:#1b1e1f;--border:#e3d9c9;--selection:#2d4a8730;--link-visited:#5a4fa5;--surface-raised:color-mix(in oklab, var(--surface) 82%, var(--bg) 18%);--shadow:0 1px 2px #0000000f;--footer-bg:color-mix(in oklab, var(--surface) 80%, var(--bg) 20%);--radius:12px;--notes-w:320px;--handle-w:10px;--reader-panel:var(--surface);--reader-panel-2:color-mix(in oklab, var(--surface) 92%, var(--bg) 8%);--reader-accent-0:color-mix(in oklab, var(--primary) 15%, var(--surface) 85%);--reader-accent-1:color-mix(in oklab, var(--primary) 35%, var(--surface) 65%);--reader-shadow:var(--shadow);--book-title-color:#1f2a38;--book-title-contrast:#f6f0e4}.h2-styles{font-size:clamp(1.3rem,1.1rem + 1.2vw,1.65rem)}.h3-styles{font-size:clamp(1.1rem,1rem + .6vw,1.3rem)}html[data-theme=oxbridge][data-mode=light]{--bg:#f4efe4;--surface:#fff;--surface-raised:#ede5d7;--text:#1f2a38;--muted:#516073;--primary:#2d4a87;--accent:#494032;--logo-fill:#1d242c;--border:#e3d9c9;--selection:#2d4a8730;--link-visited:#5a4fa5;--footer-bg:color-mix(in oklab, var(--surface) 78%, var(--bg) 22%);--reader-panel-2:color-mix(in oklab, var(--surface) 90%, var(--bg) 10%)}html[data-theme=oxbridge][data-mode=dark]{--bg:#0d1118;--surface:#131923;--surface-raised:#1c2431;--text:#ecf1f8;--muted:#9aa7b8;--primary:#89a8f8;--accent:#b7ad9d;--logo-fill:#f3f6fa;--border:#27303d;--selection:#89a8f830;--link-visited:#c3b5f4;--footer-bg:color-mix(in oklab, var(--surface) 60%, var(--bg) 40%);--reader-panel-2:color-mix(in oklab, var(--surface) 84%, var(--bg) 16%);--reader-accent-0:color-mix(in oklab, var(--primary) 32%, var(--surface) 68%);--reader-accent-1:color-mix(in oklab, var(--primary) 58%, var(--surface) 42%)}html[data-theme=bordeaux][data-mode=light]{--bg:#fffbf7;--surface:#fff;--surface-raised:#f6ece4;--text:#311c1e;--muted:#594246;--primary:#8c2f3d;--accent:#523f2f;--logo-fill:#201517;--border:#eadfd8;--selection:#8c2f3d30;--link-visited:#75528f;--footer-bg:color-mix(in oklab, var(--surface) 78%, var(--bg) 22%);--reader-panel-2:color-mix(in oklab, var(--surface) 90%, var(--bg) 10%)}html[data-theme=bordeaux][data-mode=dark]{--bg:#140f11;--surface:#1c1417;--surface-raised:#25191d;--text:#f3e9e7;--muted:#c2b4b6;--primary:#e38a99;--accent:#c8beaa;--logo-fill:#f6efed;--border:#352327;--selection:#e38a9930;--link-visited:#d8b6e9;--footer-bg:color-mix(in oklab, var(--surface) 60%, var(--bg) 40%);--reader-panel-2:color-mix(in oklab, var(--surface) 84%, var(--bg) 16%);--reader-accent-0:color-mix(in oklab, var(--primary) 34%, var(--surface) 66%);--reader-accent-1:color-mix(in oklab, var(--primary) 60%, var(--surface) 40%)}html[data-theme=stacks][data-mode=light]{--bg:#f4f8f3;--surface:#fff;--surface-raised:#ebf1ea;--text:#1c2923;--muted:#4b5d54;--primary:#2c5c42;--accent:#334925;--logo-fill:#18221c;--border:#dfe7de;--selection:#2c5c4230;--link-visited:#4f6292;--footer-bg:color-mix(in oklab, var(--surface) 78%, var(--bg) 22%);--reader-panel-2:color-mix(in oklab, var(--surface) 90%, var(--bg) 10%)}html[data-theme=stacks][data-mode=dark]{--bg:#101512;--surface:#161d19;--surface-raised:#202a24;--text:#e9efe9;--muted:#a8b4ad;--primary:#7fae94;--accent:#8eaf9c;--logo-fill:#f2f5f1;--border:#2b3730;--selection:#7fae9430;--link-visited:#b2c4e7;--footer-bg:color-mix(in oklab, var(--surface) 60%, var(--bg) 40%);--reader-panel-2:color-mix(in oklab, var(--surface) 84%, var(--bg) 16%);--reader-accent-0:color-mix(in oklab, var(--primary) 32%, var(--surface) 68%);--reader-accent-1:color-mix(in oklab, var(--primary) 56%, var(--surface) 44%)}html[data-theme=sepia][data-mode=light]{--bg:#f3e9d6;--surface:#f9f1e2;--surface-raised:#e7dcc7;--text:#3b2a18;--muted:#6f5b43;--primary:#7a5a28;--accent:#665134;--logo-fill:#2f2416;--border:#ddceb5;--selection:#7a5a2830;--link-visited:#74558a;--footer-bg:color-mix(in oklab, var(--surface) 80%, var(--bg) 20%);--reader-panel-2:color-mix(in oklab, var(--surface) 90%, var(--bg) 10%)}html[data-theme=sepia][data-mode=dark]{--bg:#1a1510;--surface:#221c15;--surface-raised:#2c231a;--text:#f1e1c7;--muted:#a69477;--primary:#b7883f;--accent:#d4b073;--logo-fill:#e7d6b8;--border:#4a3a24;--selection:#b7883f30;--link-visited:#d9c4f0;--footer-bg:color-mix(in oklab, var(--surface) 58%, var(--bg) 42%);--reader-panel-2:color-mix(in oklab, var(--surface) 84%, var(--bg) 16%);--reader-accent-0:color-mix(in oklab, var(--primary) 32%, var(--surface) 68%);--reader-accent-1:color-mix(in oklab, var(--primary) 56%, var(--surface) 44%)}html[data-mode=light]{--book-title-color:color-mix(in oklab, var(--text) 85%, black 15%);--book-title-contrast:color-mix(in oklab, white 92%, var(--surface) 8%)}html[data-mode=dark]{--book-title-color:color-mix(in oklab, var(--text) 92%, white 8%);--book-title-contrast:color-mix(in oklab, var(--text) 96%, white 4%)}::selection{background:var(--selection)}html,body{height:100%}body{background:var(--bg);color:var(--text);font-family:var(--font-ui);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;margin:0;font-size:18px;line-height:1.65}main{min-height:74vh}a{color:var(--primary);text-underline-offset:.18em;text-decoration-thickness:.08em}a:visited{color:var(--primary)}code,kbd{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,Liberation Mono,monospace;font-size:.95em}img[data-zoom]{cursor:zoom-in}.image-zoom-overlay{z-index:9999;cursor:zoom-out;background:#000000d9;justify-content:center;align-items:center;display:flex;position:fixed;inset:0}.image-zoom-clone{border-radius:calc(var(--radius) - 4px);max-width:92vw;max-height:92vh;box-shadow:0 0 30px #00000059}.about-page{background:var(--bg);padding:clamp(2rem,4vw,3.5rem) 0}.about-page__container{gap:clamp(1.2rem,3vw,2rem);margin:0 clamp(1.2rem,3vw,2rem);display:grid}.about-hero{border-radius:var(--radius);border:1px solid color-mix(in oklab, var(--border) 70%, var(--surface) 30%);background:color-mix(in oklab, var(--surface) 94%, var(--bg) 6%);align-items:center;gap:clamp(1.75rem,4vw,2.75rem);padding:clamp(1.75rem,4vw,2.5rem);display:grid;box-shadow:0 18px 32px #0000001f}@media (width>=880px){.about-hero{grid-template-columns:minmax(0,3fr) minmax(0,2fr)}}.about-hero__copy{gap:.4rem;display:grid}.about-hero__eyebrow{letter-spacing:.18em;text-transform:uppercase;color:var(--muted);font-size:.75rem}.about-hero__title{font-family:var(--font-serif);color:var(--text);font-size:clamp(2rem,1.5rem + 2.4vw,2.85rem);line-height:1.2}.about-hero__lead{color:color-mix(in oklab, var(--text) 88%, var(--muted) 12%);margin:0;font-size:clamp(1.05rem,1rem + .4vw,1.2rem);line-height:1.8}.about-hero__list{gap:.65rem;margin:0;padding:0;list-style:none;display:grid}.about-hero__list li{color:color-mix(in oklab, var(--text) 92%, var(--muted) 8%);padding-left:1.2rem;line-height:1.6;position:relative}.about-hero__list li:before{content:"•";color:var(--accent);font-weight:600;position:absolute;left:0}.about-hero__visual{justify-items:center;gap:1.1rem;width:min(100%,460px);margin:0 auto;display:grid}.about-hero__visual figcaption{color:color-mix(in oklab, var(--muted) 90%, var(--text) 10%);text-align:center;margin:1.2rem;font-size:.92em;line-height:1.5}.about-hero__book .reader-demo{aspect-ratio:3/2;width:100%;max-width:520px}.about-hero__book .reader-demo__book{width:100%}.about-hero__book .reader-demo__spine{height:clamp(16rem,34vw,20rem)}.about-section{background:color-mix(in oklab, var(--surface) 92%, var(--bg) 8%);border:1px solid color-mix(in oklab, var(--border) 75%, var(--surface) 25%);border-radius:var(--radius);gap:1rem;padding:clamp(1.5rem,3.5vw,2.3rem);display:grid;box-shadow:0 12px 24px #00000014}.about-section__title{font-family:var(--font-serif);color:var(--text);margin:0;font-size:clamp(1.6rem,1.4rem + 1vw,2rem)}.about-section p{color:color-mix(in oklab, var(--text) 90%, var(--muted) 10%);margin:0;font-size:clamp(1rem,.98rem + .2vw,1.1rem);line-height:1.75}.about-section--reader{gap:clamp(1rem,2vw,1.5rem)}.about-feature-list{gap:clamp(1rem,2vw,1.4rem);margin:0;padding:0;list-style:none;display:grid}@media (width>=720px){.about-feature-list{grid-template-columns:repeat(3,minmax(0,1fr));gap:clamp(1rem,2.5vw,1.8rem)}}.about-feature-list li{border:1px solid color-mix(in oklab, var(--border) 70%, transparent 30%);border-radius:calc(var(--radius) * .85);background:color-mix(in oklab, var(--surface) 95%, var(--bg) 5%);gap:.5rem;padding:1rem;display:grid}.about-feature-list h3{font-family:var(--font-serif);color:var(--text);margin:0;font-size:1.15rem}.about-feature-list p{margin:0;font-size:.98rem;line-height:1.6}.about-topic-list{gap:.6rem;margin:0;padding:0;list-style:none;display:grid}.about-topic-list li{color:color-mix(in oklab, var(--text) 88%, var(--muted) 12%);padding-left:1.15rem;line-height:1.6;position:relative}.about-topic-list li:before{content:"—";color:var(--accent);position:absolute;left:0}.about-section--columns{padding:clamp(1.25rem,3vw,2rem)}.about-columns{gap:clamp(1.25rem,3vw,1.75rem);display:grid}@media (width>=800px){.about-columns{grid-template-columns:repeat(2,minmax(0,1fr));gap:clamp(1.5rem,3.5vw,2.2rem)}}.about-columns__item{gap:.75rem;display:grid}.about-columns__item>h3{font-family:var(--font-serif);color:var(--text);margin:0;font-size:1.2rem}.about-facts{gap:.75rem;margin:0;display:grid}.about-facts>div{border:1px solid color-mix(in oklab, var(--border) 65%, transparent 35%);border-radius:calc(var(--radius) * .7);background:color-mix(in oklab, var(--surface) 96%, var(--bg) 4%);padding:.75rem .85rem}.about-facts dt{text-transform:uppercase;letter-spacing:.14em;color:var(--muted);margin:0;font-size:.85rem}.about-facts dd{color:color-mix(in oklab, var(--text) 92%, var(--muted) 8%);margin:.35rem 0 0;font-size:1rem;line-height:1.6}.about-commitments{gap:.75rem;margin:0;padding:0;list-style:none;display:grid}.about-commitments li{color:color-mix(in oklab, var(--text) 90%, var(--muted) 10%);padding-left:1.1rem;line-height:1.6;position:relative}.about-commitments li:before{content:"✧";color:var(--accent);position:absolute;left:0}.about-section--cta{text-align:center;align-items:center}.about-section--cta .section__cta-group{flex-wrap:wrap;justify-content:center;gap:1.2rem}.about-section--cta .section__cta-group a{margin:.4rem}@media (width<=540px){.about-section--cta .section__cta-group{flex-direction:column;align-items:stretch}}@media (width<=580px){.about-hero{padding:clamp(1.4rem,6vw,1.8rem)}.about-section{padding:clamp(1.1rem,5vw,1.6rem)}}@media (width<=1200px){.about-hero{grid-template-columns:1fr}.about-hero__copy,.about-hero__visual{width:100%}.about-hero__visual{max-width:540px}}