.book-page{background:#f6f1e8}.book-page .site-header{background:rgba(246,241,232,.96)}.book-page .main-nav a[aria-current="page"]{color:var(--gold-ink);border-bottom-color:var(--gold)}
.book-hero{background:linear-gradient(135deg,#071a2c,#0b2843 64%,#123a57);color:#fff;overflow:hidden}.book-hero-grid{min-height:680px;display:grid;grid-template-columns:.82fr 1.18fr;gap:90px;align-items:center}.book-visual{padding:72px 0 58px}.book-source-board{max-width:430px;margin:auto;border:1px solid rgba(226,197,140,.48);border-top:4px solid var(--gold);background:rgba(255,255,255,.04);padding:34px 30px;box-shadow:0 28px 52px rgba(0,0,0,.18)}.book-source-board>span{font-size:9px;letter-spacing:.18em;color:var(--gold2);font-weight:900}.book-source-board h1{font-family:var(--serif);font-size:40px;line-height:1.02;font-weight:500;margin:34px 0}.book-source-board dl{margin:0;border-top:1px solid rgba(255,255,255,.14)}.book-source-board dl>div{display:grid;grid-template-columns:110px 1fr;gap:18px;padding:13px 0;border-bottom:1px solid rgba(255,255,255,.14)}.book-source-board dt{font-size:9px;letter-spacing:.11em;text-transform:uppercase;color:#8fa4b5}.book-source-board dd{margin:0;font-size:13px;color:#fff}.book-source-board-links{display:flex;gap:14px;flex-wrap:wrap;margin-top:20px}.book-source-board-links a{font-size:11px;font-weight:800;color:var(--gold2)}.book-visual-note{font-size:11px;color:#9caebb;max-width:430px;margin:22px auto 0;text-align:center}
.book-hero-copy{padding:88px 0}.book-hero-copy h2{font-family:var(--serif);font-size:clamp(52px,6.5vw,82px);line-height:.98;letter-spacing:-.045em;font-weight:500;margin:0 0 26px}.book-deck{font-size:18px;color:#c8d2dc;max-width:760px}.book-facts{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid rgba(255,255,255,.16);border-bottom:1px solid rgba(255,255,255,.16);margin-top:34px}.book-facts div{padding:18px 16px 18px 0}.book-facts div+div{border-left:1px solid rgba(255,255,255,.12);padding-left:16px}.book-facts span{display:block;font-size:8px;letter-spacing:.14em;color:#8fa4b5;font-weight:800}.book-facts strong{display:block;font-family:var(--serif);font-size:18px;margin-top:4px;font-weight:500}.book-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:30px}
.book-intro{padding:92px 0;display:grid;grid-template-columns:1fr 1fr;gap:80px}.book-intro h2,.book-details h2,.shop-section h2,.book-sources h2{font-family:var(--serif);font-size:clamp(38px,5vw,62px);line-height:1.04;font-weight:500;letter-spacing:-.035em;margin:0}.book-intro p{color:var(--muted);font-size:16px}
.book-details{background:#eee8de;border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:90px 0}.book-details-head{display:grid;grid-template-columns:.35fr 1fr;gap:40px;margin-bottom:42px}.book-detail-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.book-detail-grid article{background:#fff;border:1px solid var(--line);padding:28px;min-height:220px}.book-detail-grid span{font-family:var(--serif);font-size:29px;color:var(--gold-ink)}.book-detail-grid h3{font-family:var(--serif);font-size:25px;font-weight:500;margin:18px 0 10px}.book-detail-grid p{color:var(--muted);margin:0}
.shop-section{padding:96px 0}.shop-head{max-width:860px}.shop-head>p:last-child{font-size:16px;color:var(--muted)}.shop-grid{display:grid;grid-template-columns:1.5fr .75fr .75fr;gap:14px;margin-top:42px}.product-card{background:#fff;border:1px solid var(--line);padding:28px;display:grid;grid-template-columns:170px 1fr;gap:30px}.product-proof-box{min-height:255px;background:#eee8de;border:1px dashed #b8a98f;padding:22px;display:flex;flex-direction:column;justify-content:center}.product-proof-box span{font-size:8px;letter-spacing:.16em;color:var(--gold-ink);font-weight:900}.product-proof-box strong{font-family:var(--serif);font-size:24px;line-height:1.08;font-weight:500;color:var(--navy);margin:18px 0 10px}.product-proof-box small{font-size:11px;line-height:1.5;color:var(--muted)}.product-copy{display:flex;flex-direction:column}.product-status{font-size:9px;letter-spacing:.16em;color:var(--gold-ink);font-weight:800}.product-copy h3{font-family:var(--serif);font-size:29px;line-height:1.08;font-weight:500;margin:8px 0 12px}.product-copy p{color:var(--muted);font-size:14px}.product-copy .btn{margin-top:auto;align-self:flex-start}.future-card{background:var(--navy);color:#fff;border-top:3px solid var(--gold);padding:28px}.future-card span{font-size:9px;letter-spacing:.16em;color:var(--gold2);font-weight:800}.future-card h3{font-family:var(--serif);font-size:27px;line-height:1.08;font-weight:500;margin:26px 0 12px}.future-card p{color:#b7c4cf;font-size:14px}
.book-sources{background:#071a2c;color:#fff;padding:90px 0}.book-sources .section-label{color:var(--gold2)}.book-sources-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:80px}.book-source-list{border-top:1px solid rgba(255,255,255,.14)}.book-source-list a{display:grid;grid-template-columns:130px 1fr;gap:22px;padding:24px 0;border-bottom:1px solid rgba(255,255,255,.14)}.book-source-list span{font-size:10px;letter-spacing:.16em;color:var(--gold2);font-weight:800}.book-source-list strong{font-family:var(--serif);font-size:21px;font-weight:500;color:#fff}
.book-next{padding:90px 0 110px}.book-next-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.book-next-grid a{background:var(--navy);color:#fff;padding:28px;min-height:190px;display:flex;flex-direction:column;justify-content:space-between;border-top:3px solid var(--gold)}.book-next-grid span{font-size:9px;letter-spacing:.19em;color:var(--gold2);font-weight:800}.book-next-grid strong{font-family:var(--serif);font-size:27px;line-height:1.08;font-weight:500}
@media(max-width:1020px){.book-hero-grid{grid-template-columns:1fr;gap:0}.book-visual{padding-bottom:20px}.book-hero-copy{padding-top:20px}.book-intro,.book-sources-grid{grid-template-columns:1fr;gap:28px}.book-detail-grid{grid-template-columns:repeat(2,1fr)}.shop-grid{grid-template-columns:1fr}.product-card{grid-template-columns:150px 1fr}.book-next-grid{grid-template-columns:1fr}}
@media(max-width:680px){.book-source-board h1{font-size:34px}.book-source-board dl>div{grid-template-columns:1fr;gap:4px}.book-hero-copy h2{font-size:48px}.book-facts{grid-template-columns:repeat(2,1fr)}.book-facts div:nth-child(3){border-left:0}.book-detail-grid{grid-template-columns:1fr}.book-details-head{grid-template-columns:1fr;gap:8px}.product-card{grid-template-columns:1fr}.product-proof-box{max-width:none;min-height:190px}.book-source-list a{grid-template-columns:1fr;gap:6px}.book-next{padding:72px 0 90px}}

/* Book commerce */
.commerce-facts{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--line);border-bottom:1px solid var(--line);margin:18px 0 20px}
.commerce-facts>div{padding:14px 12px 14px 0}
.commerce-facts>div+div{border-left:1px solid var(--line);padding-left:12px}
.commerce-facts span{display:block;font-size:8px;letter-spacing:.13em;font-weight:900;color:var(--gold-ink)}
.commerce-facts strong{display:block;margin-top:4px;font-family:var(--serif);font-size:18px;font-weight:500;color:var(--navy)}
.commerce-actions{display:flex;align-items:flex-end;gap:12px;flex-wrap:wrap;margin-top:auto}
.commerce-quantity{display:grid;gap:5px}
.commerce-quantity>span{font-size:9px;letter-spacing:.12em;text-transform:uppercase;font-weight:900;color:var(--muted)}
.commerce-quantity select{height:50px;min-width:82px;border:1px solid var(--line);background:#fff;padding:0 12px;font:inherit}
.commerce-quantity select:disabled{opacity:.55}
.commerce-note{font-size:11px!important;line-height:1.5;margin:13px 0 0!important;color:var(--muted)}
.commerce-contact-link{display:inline-block;margin-top:11px;font-size:11px;font-weight:800;color:var(--navy);border-bottom:1px solid var(--gold)}
#buy-book:disabled{opacity:.48;cursor:not-allowed}
@media(max-width:680px){
  .commerce-facts{grid-template-columns:1fr}
  .commerce-facts>div+div{border-left:0;border-top:1px solid var(--line);padding-left:0}
  .commerce-actions{align-items:stretch}
  .commerce-quantity{width:100%}
  .commerce-quantity select{width:100%}
  #buy-book{width:100%}
}