:root{--paper:#f6f3ec;--ink:#1b2023;--accent:#824517;--button-text:#fff9f0;--sage:#6a8e7f;--input-bg:#fffdf9;--field-radius:3px;--button-radius:3px;--success-bg:#e8eee6}
body{background:var(--paper);color:var(--ink);font:400 18px/1.58 'Source Sans 3',sans-serif}
h1,h2,h3,p,figure{margin:0}h1,h2,h3{font-family:Fraunces,serif;font-weight:400;letter-spacing:-.035em}p{max-width:65ch}a{text-underline-offset:3px}
.folio{font:500 .75rem/1.4 'IBM Plex Mono',monospace;letter-spacing:.08em;text-transform:uppercase;color:var(--accent)}
.site-header{border-bottom:1px solid #d9d3c9}.brand{font-family:Fraunces,serif;font-size:1.2rem}.hero{display:grid;grid-template-columns:minmax(0,1.12fr) minmax(0,.88fr);gap:clamp(2rem,5vw,6rem);align-items:center;min-height:calc(100dvh - 84px);padding-block:4rem 5rem}.hero-copy{padding-block:2rem}.hero h1{font-size:clamp(3.7rem,5.7vw,6.5rem);line-height:1.02;max-width:11ch;margin:1.5rem 0 1.6rem;text-wrap:balance}.hero h1 em{font-style:italic;color:#775a39}.hero-lead{font-size:clamp(1.05rem,1.5vw,1.25rem);max-width:51ch}.hero-signup{margin-top:2rem;max-width:500px}.hero-plate{position:relative;align-self:stretch;min-height:530px;overflow:hidden;background:#7b5b39;box-shadow:0 2px 4px #241b1220,0 17px 50px #241b1228,inset 0 1px #ffffff24}.hero-plate picture,.hero-plate img{width:100%;height:100%}.hero-plate img{object-fit:cover;object-position:66% center}.hero-plate figcaption{position:absolute;bottom:1.1rem;left:1.1rem;background:#f6f3ece6;padding:.45rem .7rem;font:500 .7rem 'IBM Plex Mono',monospace}
.topic-rail{border-block:1px solid #d4c9b9;overflow:hidden}.topic-rail__inner{width:min(100% - 3rem,1280px);margin:auto;display:flex;justify-content:space-between;gap:2rem;padding:1.15rem 0;font:500 .75rem 'IBM Plex Mono',monospace;text-transform:uppercase;color:#5d625b}.topic-rail span{white-space:nowrap}
.journey{display:grid;grid-template-columns:minmax(0,.75fr) minmax(0,1fr);gap:clamp(3rem,9vw,11rem);padding-block:clamp(6rem,12vw,11rem)}.journey-intro{position:sticky;top:2rem;align-self:start}.journey h2,.editorial h2,.exercise h2,.author h2,.closing h2{font-size:clamp(2.6rem,4vw,4.7rem);line-height:1.08;text-wrap:balance}.journey h2{margin:1rem 0 1.2rem;max-width:10ch}.journey-intro>p:last-of-type{max-width:37ch;color:#535651}.lumen-route{position:relative;width:2px;height:155px;margin:2rem 0 0 .3rem;background:#c8d3c8}.lumen-route-line{display:block;width:2px;height:100%;background:var(--accent);transform-origin:top;transform:scaleY(0)}.lumen-route i{position:absolute;left:-4px;width:10px;height:10px;border:2px solid var(--accent);background:var(--paper);border-radius:50%}.lumen-route i:nth-of-type(1){top:0}.lumen-route i:nth-of-type(2){top:50%}.lumen-route i:nth-of-type(3){bottom:0}.journey-chapters{border-top:1px solid #bdb7ac}.lumen-fact{min-height:320px;padding:3rem 0 3.5rem;border-bottom:1px solid #bdb7ac}.lumen-fact span,.editorial-grid span{font:500 .8rem 'IBM Plex Mono',monospace;color:var(--accent)}.lumen-fact h3{font-size:clamp(2rem,3vw,3.3rem);line-height:1.1;margin:2rem 0 1rem}.lumen-fact p{max-width:40ch;color:#4b514f}
.editorial{padding-bottom:clamp(6rem,10vw,10rem)}.editorial-heading{display:grid;grid-template-columns:1fr 1.3fr;gap:3rem;align-items:start;border-top:1px solid #bdb7ac;padding-top:2rem}.editorial h2{max-width:17ch}.editorial-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:1rem;margin-top:3rem}.editorial-grid article{padding:clamp(2rem,3vw,3.3rem);background:#e8e4da;min-height:290px;display:flex;flex-direction:column;align-items:flex-start}.editorial-grid article:first-child{grid-row:span 2;min-height:600px;background:#d9dfd4;justify-content:flex-end}.editorial-grid article:last-child{background:#eee2d1}.editorial-grid h3{font-size:clamp(1.7rem,2.8vw,3rem);line-height:1.12;margin:1.3rem 0 .7rem;max-width:17ch}.editorial-grid p{max-width:38ch}
.exercise{background:#202726;color:#f8f3e9;padding-block:clamp(5rem,10vw,9rem)}.exercise-layout{display:grid;grid-template-columns:.85fr 1fr;gap:clamp(3rem,9vw,9rem);align-items:start}.exercise h2{margin:1rem 0 1.2rem}.exercise-layout>div:first-child p:last-child{color:#c9d0ca}.exercise-panel{padding:clamp(1.5rem,3vw,3rem);background:#f3f0e7;color:var(--ink);box-shadow:0 2px 3px #0003,0 18px 38px #0003,inset 0 1px #fff8}.word-sheet{font:400 clamp(1.3rem,2.4vw,2rem) Fraunces,serif;line-height:1.5;min-height:100px;margin-bottom:1rem}.word-sheet b{color:var(--accent);font-weight:400}.word-sheet.is-hidden{background:#ddd7cb;color:transparent;user-select:none}.word-sheet.is-hidden b{color:transparent}.exercise-panel label{display:block;margin:1.8rem 0 .5rem;font-weight:600}.exercise-panel input{width:100%;min-height:52px;padding:.7rem;font-size:16px;border:1px solid #7c8179;background:#fffdf9;color:var(--ink)}.exercise-panel button{min-height:44px;border:1px solid var(--ink);background:transparent;padding:.6rem 1rem;margin:.5rem .5rem .5rem 0;color:var(--ink)}.exercise-panel button:hover{background:var(--ink);color:var(--paper)}#recall-result{min-height:1.5em;margin-top:1rem;font-size:.9rem}
.author{display:grid;grid-template-columns:minmax(0,.7fr) minmax(0,1fr);gap:clamp(3rem,8vw,9rem);align-items:center;padding-block:clamp(6rem,11vw,10rem)}.author picture{max-width:420px;transform:rotate(-2deg);box-shadow:0 2px 4px #241b121c,0 24px 60px #241b1224}.author img{width:100%;height:auto}.author h2{margin:1rem 0 1.2rem;max-width:13ch}.author p+p{margin-top:1rem;color:#4b514f}
.closing{background:#2d342f;color:#faf4e9;padding-block:clamp(5rem,9vw,8rem)}.closing-inner{display:flex;justify-content:space-between;gap:3rem;align-items:end}.closing h2{margin:1rem 0;max-width:13ch}.closing p:last-child{color:#d4d9d2}.closing-link{display:inline-flex;min-height:54px;align-items:center;justify-content:center;padding:.9rem 1.4rem;background:#c67b3c;color:#191c1b;font-weight:700;text-decoration:none;white-space:nowrap}.site-footer{background:#2d342f;color:#faf4e9;border-color:#546057}
@media(max-width:900px){.hero{grid-template-columns:1fr;min-height:0;padding-block:3rem 4rem}.hero h1{max-width:13ch}.hero-plate{min-height:420px}.journey{gap:3rem}.editorial-heading{grid-template-columns:1fr}.topic-rail__inner{overflow:auto;justify-content:flex-start}.exercise-layout{grid-template-columns:1fr}.author{gap:3rem}}
@media(max-width:650px){body{font-size:16px}.hero h1{font-size:clamp(3.1rem,12vw,4.5rem)}.hero-plate{min-height:360px}.journey{display:block}.journey-intro{position:static}.lumen-route{display:none}.lumen-fact{min-height:0;padding:2.5rem 0}.editorial-grid{display:block}.editorial-grid article,.editorial-grid article:first-child{min-height:0;margin-bottom:1rem}.author{grid-template-columns:1fr}.author picture{max-width:260px}.closing-inner{display:block}.closing-link{margin-top:2rem}}

.exercise .folio,.closing .folio{color:#efba84}