:root{--ink:#131415;--ink2:#292c31;--muted:#5d5a57;--accent:#e3ad83;--accent-d:#c98f62;--bg:#f8f7f7;--card:#ffffff;--line:#ece6e1;--cream:#f6efea}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--font-text);font-weight:400;font-size:17px;line-height:1.65;-webkit-font-smoothing:antialiased}
h1,h2,h3{font-family:var(--font-text);font-weight:700;letter-spacing:-0.015em;text-wrap:balance}
.num,.code,dl.meta dd .num{font-family:var(--font-mono);font-variant-numeric:tabular-nums}
a{color:inherit}
img{max-width:100%;height:auto;display:block}
.wrap{max-width:1120px;margin:0 auto;padding:0 24px}
.skip{position:absolute;left:-9999px}.skip:focus{left:16px;top:16px;background:#fff;padding:8px 12px;z-index:10}
/* header */
.hdr{position:sticky;top:0;z-index:5;background:rgba(248,247,247,.92);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.hdr .wrap{display:flex;align-items:center;justify-content:space-between;height:68px}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none;font-weight:700;font-size:16px}
.brand img{width:26px;height:24px}
.nav{display:flex;gap:28px;font-size:15px;font-weight:500}
.nav a{text-decoration:none;color:var(--ink2)}
.nav a:hover,.nav a[aria-current=page]{color:var(--accent-d)}
/* hero */
.hero{background:linear-gradient(160deg,#f8f1ec 0%,#f3ebe5 55%,#f8f7f7 100%);border-bottom:1px solid var(--line)}
.hero .wrap{display:grid;grid-template-columns:1.25fr .75fr;gap:56px;align-items:center;padding-top:72px;padding-bottom:72px}
.eyebrow{font-weight:500;color:var(--accent-d);font-size:13px;line-height:1.4;text-transform:uppercase;letter-spacing:.12em;margin:0 0 16px}
h1{font-size:clamp(36px,5.5vw,64px);line-height:1.05;margin:0 0 20px}
.lead{font-size:20px;line-height:1.5;color:var(--ink2);margin:0 0 28px;max-width:34em}
.hero-img{justify-self:center;max-width:340px;width:100%;box-shadow:0 24px 50px -20px rgba(19,20,21,.35)}
.hero-img.photo{max-width:420px;box-shadow:none;border-radius:2px}
.btns{display:flex;flex-wrap:wrap;gap:12px}
.btn{display:inline-block;padding:14px 26px;border:1px solid var(--accent);text-decoration:none;font-size:15px;font-weight:700;color:var(--ink);background:transparent;transition:background .2s,color .2s}
.btn:hover{background:var(--accent);color:#fff}
.btn.solid{background:var(--accent);color:#fff}.btn.solid:hover{background:var(--accent-d);border-color:var(--accent-d)}
/* sections */
section{padding:72px 0}
section+section{border-top:1px solid var(--line)}
h2{font-size:clamp(26px,3.2vw,36px);line-height:1.15;margin:0 0 8px}
.sub{color:var(--accent-d);font-weight:500;margin:0 0 28px}
h3{font-size:21px;line-height:1.3;margin:0 0 6px}
.prose{max-width:720px}
.prose p{margin:0 0 18px}
.quote{font-weight:700;letter-spacing:-0.015em;font-size:clamp(24px,2.8vw,32px);line-height:1.25;margin:0 0 32px;max-width:24em;text-wrap:balance}
.metric .code{display:block;font-weight:500;font-size:19px;line-height:1.3;color:var(--accent-d);margin-bottom:10px;letter-spacing:0}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:20px}
.card{background:var(--card);border:1px solid var(--line);padding:26px}
.card p{margin:0;color:var(--muted);font-size:16px}
.tag{display:inline-block;font-size:12px;letter-spacing:.12em;text-transform:uppercase;color:var(--accent-d);background:#fbf3ed;padding:4px 10px;margin-bottom:12px;font-weight:500}
.chips{display:flex;flex-wrap:wrap;gap:10px;padding:0;margin:0;list-style:none}
.chips li{border:1px solid var(--line);background:var(--card);padding:8px 16px;font-size:15px}
.facts{list-style:none;padding:0;margin:0;display:grid;gap:10px}
.facts li{padding-left:22px;position:relative}
.facts li:before{content:"";position:absolute;left:0;top:.72em;width:10px;height:1px;background:var(--accent-d)}
dl.meta{display:grid;grid-template-columns:max-content 1fr;gap:6px 24px;margin:0;font-size:16px}
dl.meta dt{color:var(--muted)}dl.meta dd{margin:0}
.editions .card h3{margin-bottom:10px}
.editions .card .btn{margin-top:18px;padding:10px 18px;font-size:15px}
.downloads{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:20px}
.downloads figure{margin:0;background:var(--card);border:1px solid var(--line);padding:16px}
.downloads img{width:100%;height:220px;object-fit:contain;background:#f3efeb}
.downloads figcaption{font-size:14px;line-height:1.5;margin-top:12px}
.downloads a{color:var(--accent-d);font-weight:700;font-size:14px}
.bio{background:var(--card);border:1px solid var(--line);padding:52px 28px 28px;position:relative}
.bio .copy{position:absolute;top:16px;right:16px;font-size:13px;border:1px solid var(--line);background:var(--bg);padding:6px 12px;cursor:pointer;font-family:inherit}
.bio p{margin:0 0 14px}.bio p:last-child{margin:0}
.author{display:grid;grid-template-columns:140px 1fr;gap:28px;align-items:center}
.author img{width:140px;height:140px;object-fit:cover;border-radius:50%}
.cta{text-align:center}
.cta .prose{margin:0 auto 26px}
/* footer */
.ftr{background:#f1f0f0;padding:48px 0 32px;font-size:15px}
.ftr .cols{display:grid;grid-template-columns:2fr 1fr 1fr;gap:32px}
.ftr h4{margin:0 0 12px;color:var(--accent-d);font-weight:500;letter-spacing:.12em;text-transform:uppercase;font-size:13px}
.ftr ul{list-style:none;margin:0;padding:0;display:grid;gap:6px}
.ftr a{text-decoration:none}.ftr a:hover{color:var(--accent-d)}
.ftr .copy{text-align:center;color:var(--muted);font-size:13px;margin-top:40px}
@media (max-width:860px){
 .hero .wrap{grid-template-columns:1fr;gap:36px;padding-top:48px;padding-bottom:56px}
 .hero-img{max-width:260px}.hero-img.photo{max-width:100%}
 .nav{gap:18px;font-size:14px}
 .brand span{display:none}
 section{padding:52px 0}
 body{font-size:16px}
 .ftr .cols{grid-template-columns:1fr 1fr}.ftr .cols>div:first-child{grid-column:1/-1}
 .author{grid-template-columns:1fr}
}
@media (max-width:420px){.wrap{padding:0 16px}.nav{gap:14px}.nav a.hide-xs{display:none}}