:root{color-scheme:light;--ink:#17202a;--paper:#fbfaf7;--surface:#ffffff;--accent:#8a672c;--muted:#5f6b73;--line:#d9d4ca}
*{box-sizing:border-box}body{margin:0;background:var(--paper);color:var(--ink);font:17px/1.65 system-ui,-apple-system,Segoe UI,sans-serif}
a{color:inherit}.skip-link{position:absolute;left:1rem;top:0;z-index:10;padding:.7rem 1rem;background:var(--ink);color:var(--paper);border-radius:0 0 8px 8px;transform:translateY(-120%)}.skip-link:focus{transform:translateY(0)}header,main,footer{width:min(1120px,calc(100% - 2rem));margin:auto}.site-head{display:flex;justify-content:space-between;align-items:center;gap:1rem;padding:1.25rem 0;border-bottom:1px solid var(--line)}.site-identity{display:flex;flex-wrap:wrap;gap:.6rem 1rem;align-items:baseline}.language-switcher{display:flex;gap:.35rem}.language-switcher a{padding:.35rem .55rem;border-radius:999px;text-decoration:none}.language-switcher [aria-current="page"]{background:var(--ink);color:var(--paper);font-weight:700}
.hero{display:grid;grid-template-columns:minmax(220px,360px) 1fr;grid-template-areas:"cover copy" "cover details";align-items:start;gap:2rem clamp(2rem,6vw,5rem);padding:clamp(3rem,8vw,7rem) 0}.cover{width:100%;height:auto;border-radius:8px;box-shadow:0 24px 55px #0003}.hero>.cover{grid-area:cover}.hero-copy{grid-area:copy}.hero-details{grid-area:details}
.eyebrow{letter-spacing:.12em;text-transform:uppercase;font-size:.78rem;font-weight:750;color:var(--accent)}h1{font:700 clamp(2.5rem,7vw,5.5rem)/1.02 Georgia,serif;margin:.35rem 0 .65rem}.hero h1{font-size:clamp(2.35rem,5vw,4rem)}h2{font:700 clamp(1.8rem,4vw,3rem)/1.15 Georgia,serif}.byline{margin:0 0 1rem;color:var(--muted);font-weight:650}.subtitle{font-size:1.25rem;color:var(--muted)}
.answer{border-left:4px solid var(--accent);padding:1rem 1.25rem;background:var(--surface);margin:2rem 0}.edition-facts{margin:1.1rem 0 0;color:var(--muted);font-size:.95rem;font-weight:650}.actions{display:flex;flex-wrap:wrap;gap:.8rem;margin:2rem 0 0}.button{display:inline-block;padding:.85rem 1.2rem;border:1px solid var(--ink);border-radius:999px;text-decoration:none;font-weight:700}.button.primary{background:var(--ink);color:var(--paper)}.checkout-note,.edition-note{margin:.65rem 0 2rem;color:var(--muted);font-size:.9rem}
.grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1.25rem}.card{border:1px solid var(--line);border-radius:12px;overflow:hidden;background:var(--surface)}.card img{width:100%;aspect-ratio:16/9;object-fit:cover}.card div{padding:1.2rem}.card h2,.card h3{margin-top:0}.section{padding:3rem 0}.article{width:min(780px,100%);margin:auto;padding:3rem 0}.article>img{width:100%;height:auto;border-radius:12px}.article h2{margin-top:2.6rem}.article p,.article li{max-width:72ch}.faq details{border-top:1px solid var(--line);padding:1rem 0}.faq summary{font-weight:750;cursor:pointer}footer{border-top:1px solid var(--line);padding:2rem 0;margin-top:4rem;color:var(--muted)}
.breadcrumb{padding-top:1.25rem}.breadcrumb ol{display:flex;flex-wrap:wrap;gap:.5rem;list-style:none;margin:0;padding:0;color:var(--muted);font-size:.9rem}.breadcrumb li+li:before{content:"/";margin-right:.5rem}.breadcrumb [aria-current="page"]{color:var(--ink)}
@media(max-width:760px){.hero{grid-template-columns:1fr;grid-template-areas:"copy" "cover" "details";padding:2rem 0}.hero>.cover{max-width:220px;margin:1.5rem auto 0}.hero h1{font-size:clamp(2.1rem,10vw,2.75rem)}.grid{grid-template-columns:1fr}.site-head{align-items:flex-start;flex-direction:column}}
.practice-preview{display:grid;grid-template-columns:1fr 1fr;gap:2rem;scroll-margin-top:1rem}
.practice-preview .worksheet{padding:1.5rem;border:1px solid var(--line);border-radius:12px;background:var(--surface)}
.practice-preview li{margin-bottom:1rem}.practice-preview .privacy-note{font-size:.9rem;color:var(--muted)}
.practice-link{margin-top:1rem}
@media(max-width:760px){.practice-preview{grid-template-columns:1fr}}