:root{--paper:#f4efe5;--ink:#24352f;--muted:#64716a;--accent:#a13e2d;--heading:system-ui,sans-serif;--body:Georgia,serif}

*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--ink);font:17px/1.75 var(--body)}
a{color:inherit;text-underline-offset:4px}a:hover{color:var(--accent)}a:focus-visible{outline:3px solid var(--accent);outline-offset:5px}
.wrap{width:min(1180px,calc(100% - 72px));margin-inline:auto}.skip{position:absolute;left:12px;top:-80px;background:var(--paper);padding:8px 16px;z-index:2}.skip:focus{top:10px}
header{border-bottom:1px solid color-mix(in srgb,var(--ink) 20%,transparent)}.masthead{display:flex;align-items:center;justify-content:space-between;gap:28px;padding:25px 0}
.brand{text-decoration:none;font:700 23px/1.2 var(--heading);letter-spacing:-.7px;max-width:420px}.brand small{display:block;color:var(--muted);font:11px/1.5 system-ui;letter-spacing:1.8px;text-transform:uppercase;margin-top:6px}
nav{display:flex;gap:26px;font:13px/1.5 system-ui}nav a{text-decoration:none}.eyebrow,.meta{font:11px/1.7 system-ui;letter-spacing:1.6px;text-transform:uppercase;color:var(--muted)}.eyebrow{color:var(--accent)}
.hero{display:grid;grid-template-columns:1.3fr 1fr;gap:70px;align-items:center;padding:70px 0 80px}h1,h2,h3{font-family:var(--heading);font-weight:500;line-height:1.08;letter-spacing:-1.7px}
h1{font-size:clamp(43px,5.5vw,72px);margin:20px 0 24px}.lead{font-size:21px;line-height:1.65;color:var(--muted);max-width:680px}.hero-art{width:100%;aspect-ratio:1/1;border:1px solid color-mix(in srgb,var(--ink) 20%,transparent);background:color-mix(in srgb,var(--paper) 90%,var(--accent))}
.text-link{font:13px/1.6 system-ui;display:inline-block;margin-top:12px}.section-label{border-top:1px solid var(--ink);padding:20px 0;display:flex;justify-content:space-between;gap:20px;align-items:baseline}.section-label h2{font-size:30px;margin:0}
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:40px 32px;padding:16px 0 70px}.card{border-top:1px solid color-mix(in srgb,var(--ink) 25%,transparent);padding-top:20px}.card h3{font-size:27px;margin:14px 0 15px;letter-spacing:-.7px}.card h3 a{text-decoration:none}.card p{font-size:16px;color:var(--muted);line-height:1.75}.number{font:12px system-ui;color:var(--accent)}
.aside{border-top:1px solid var(--ink);padding:35px 0 55px;display:grid;grid-template-columns:1fr 2fr;gap:70px}.aside h2{font-size:30px;margin:0}.aside p{color:var(--muted);margin:0}
.page-head{padding:62px 0 15px;max-width:800px}.page-head h1{font-size:clamp(40px,5.3vw,66px)}.article{max-width:740px;margin:55px auto 80px}.article h1{font-size:clamp(38px,5.5vw,62px)}.article h2{font-size:29px;letter-spacing:-.6px;margin-top:38px}.article p{margin:24px 0}.article .lead{font-size:23px}.article .exercise{border-left:3px solid var(--accent);padding:2px 0 2px 24px;margin:38px 0}.back{font:12px system-ui;color:var(--muted);text-transform:uppercase;letter-spacing:1px}
footer{border-top:1px solid color-mix(in srgb,var(--ink) 25%,transparent);padding:30px 0 40px;font:12px/1.7 system-ui;color:var(--muted)}.footer-row{display:flex;justify-content:space-between;gap:24px}footer nav{font-size:12px}
body[data-theme=urban] .hero-art{border-radius:45% 45% 0 0}body[data-theme=urban] .card:first-child{border-top:3px solid var(--accent)}body[data-theme=coffee] .hero-art{border-radius:180px 180px 16px 16px}body[data-theme=outdoors] .hero-art{border-radius:10px}body[data-theme=photography] .hero-art{border:10px solid var(--ink)}
@media(min-width:900px){body[data-layout="1"] .hero{grid-template-columns:1fr 1.3fr}body[data-layout="1"] .hero-art{order:-1}body[data-theme=urban] .grid{grid-template-columns:1fr 1fr}body[data-theme=urban] .card{padding-right:30px}}
@media(max-width:760px){.wrap{width:calc(100% - 40px)}.masthead{align-items:flex-start;gap:18px}.brand{font-size:20px}.brand small{letter-spacing:1px}nav{gap:15px;font-size:12px}.hero{grid-template-columns:1fr;gap:30px;padding:45px 0}.hero-art{max-height:360px;aspect-ratio:1.3}.lead{font-size:19px}.grid{grid-template-columns:1fr 1fr;gap:30px 20px}.card h3{font-size:24px}.aside{grid-template-columns:1fr;gap:20px}.footer-row{flex-direction:column;gap:12px}.article{margin:40px auto 60px}.article .lead{font-size:20px}}
@media(max-width:440px){.masthead{flex-direction:column}.grid{grid-template-columns:1fr}.hero{padding-top:35px}.hero h1{font-size:44px}.section-label{align-items:flex-start;flex-direction:column;gap:5px}.section-label h2{font-size:28px}.card p{max-width:40ch}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}