.books-hero,.ideas-hero{background:var(--os-navy);color:rgba(255,255,255,.72);padding-block:clamp(5rem,10vw,9rem);position:relative}.books-hero h1,.ideas-hero h1{color:#fff}.books-hero p:last-child{font-family:var(--os-serif);font-size:clamp(1.2rem,2.5vw,1.8rem);margin-top:1rem;max-width:700px}.book-list{padding-block:clamp(4rem,8vw,7rem)}.book-archive-item{align-items:center;border-top:1px solid var(--os-border);display:grid;gap:clamp(3rem,8vw,8rem);grid-template-columns:minmax(220px,.55fr) minmax(0,1.45fr);padding-block:4rem}.book-cover-mini,.book-cover-large{background:var(--os-navy);box-shadow:12px 16px 0 var(--os-gold-soft);color:#fff;display:flex;flex-direction:column;justify-content:space-between;padding:2rem}.book-cover-mini{aspect-ratio:2/3;max-width:300px}.book-cover-large{aspect-ratio:2/3;max-width:450px;padding:clamp(2rem,5vw,4rem)}.book-cover-mini span,.book-cover-large span{font-family:var(--os-serif);font-size:clamp(1.5rem,3.5vw,3.3rem);line-height:1.08}.book-cover-mini small,.book-cover-large small{color:var(--os-gold-soft);font-size:.65rem;letter-spacing:.1em;text-transform:uppercase}.book-archive-item h2{font-size:clamp(2.2rem,5vw,4.5rem)}.book-archive-item h2 a{text-decoration:none}.book-subtitle{color:var(--os-navy-2);font-family:var(--os-serif);font-size:clamp(1.2rem,2.4vw,1.7rem)}.book-single-hero{background:var(--os-ivory);padding-block:clamp(4rem,8vw,7rem)}.book-single-hero__grid{align-items:center;display:grid;gap:clamp(4rem,9vw,9rem);grid-template-columns:.7fr 1.3fr}.book-meta{color:var(--os-muted);display:flex;gap:1.5rem;margin-top:2rem}.book-copy,.idea-argument{display:grid;gap:clamp(3rem,8vw,8rem);grid-template-columns:220px minmax(0,var(--os-reading-width));justify-content:center}.book-copy article,.idea-argument article{font-family:var(--os-serif);font-size:1.18rem;line-height:1.8}.book-copy article>*+*,.idea-argument article>*+*{margin-top:1.4em}.book-themes,.idea-connections{background:var(--os-soft-grey)}.endorsements{background:var(--os-navy);color:#fff}.endorsements blockquote{font-family:var(--os-serif);font-size:clamp(1.8rem,4vw,3.4rem);line-height:1.3;margin:2rem 0;max-width:1000px}.purchase-section{background:var(--os-ivory);padding-block:4rem}.ideas-hero__grid{align-items:end;display:grid;gap:6rem;grid-template-columns:1.1fr .9fr;position:relative;z-index:2}.ideas-hero__grid>p{font-family:var(--os-serif);font-size:clamp(1.2rem,2.6vw,1.9rem)}.knowledge-orbit{border:1px solid rgba(212,170,98,.25);border-radius:50%;height:340px;position:absolute;right:8%;top:8%;width:340px}.knowledge-orbit::before{border:1px solid rgba(255,255,255,.14);border-radius:50%;content:"";inset:28%;position:absolute}.knowledge-orbit i{background:var(--os-gold);border-radius:50%;height:8px;position:absolute;width:8px}.knowledge-orbit i:nth-child(1){left:4%;top:48%}.knowledge-orbit i:nth-child(2){right:20%;top:8%}.knowledge-orbit i:nth-child(3){bottom:12%;right:15%}.knowledge-orbit i:nth-child(4){left:48%;top:48%}.ideas-index{padding-block:clamp(4rem,8vw,7rem)}.idea-index-item{align-items:start;border-top:1px solid var(--os-border);display:grid;gap:2rem;grid-template-columns:70px 1fr 150px;padding-block:2rem}.idea-index-item>span{color:var(--os-gold);font-family:var(--os-serif);font-size:1.5rem}.idea-index-item h2{font-size:clamp(1.8rem,4vw,3.2rem)}.idea-index-item h2 a{text-decoration:none}.idea-index-item p{color:var(--os-muted);max-width:700px}.idea-index-item>strong{color:var(--os-muted);font-size:.7rem;text-transform:uppercase}.idea-single-hero{background:var(--os-ivory);overflow:hidden;padding-block:clamp(5rem,10vw,9rem);position:relative}.idea-single-hero .os-container{position:relative;z-index:2}.idea-single-hero h1{max-width:900px}.idea-single-hero .standfirst{max-width:760px}.idea-stats{border-top:1px solid var(--os-border);display:flex;flex-wrap:wrap;margin-top:3rem}.idea-stats div{border-right:1px solid var(--os-border);min-width:145px;padding:1rem}.idea-stats strong{color:var(--os-navy);display:block;font-family:var(--os-serif);font-size:2rem}.idea-stats span{color:var(--os-muted);font-size:.65rem;text-transform:uppercase}.idea-map{border:1px solid rgba(183,131,47,.28);border-radius:50%;height:500px;position:absolute;right:-100px;top:8%;width:500px}.idea-map::before,.idea-map::after{border:1px solid rgba(7,26,51,.14);border-radius:50%;content:"";inset:18%;position:absolute}.idea-map::after{inset:36%}.idea-map i{background:var(--os-gold);border-radius:50%;height:9px;position:absolute;width:9px}.idea-map i:nth-of-type(1){left:0;top:49%}.idea-map i:nth-of-type(2){right:18%;top:8%}.idea-map i:nth-of-type(3){bottom:12%;right:14%}.idea-map i:nth-of-type(4){left:49%;top:49%}.idea-map i:nth-of-type(5){bottom:20%;left:12%}.key-argument{border-left:2px solid var(--os-gold);margin-top:3rem!important;padding:1.5rem 2rem}.key-argument>p:last-child{color:var(--os-navy);font-size:1.3rem}.idea-quote{background:var(--os-navy);color:#fff;padding-block:clamp(4rem,8vw,7rem)}.idea-quote blockquote{font-family:var(--os-serif);font-size:clamp(2rem,5vw,4rem);line-height:1.25;margin:0;max-width:1000px}.connection-group+.connection-group{margin-top:4rem}.connection-grid{display:grid;gap:1px;grid-template-columns:repeat(3,1fr);margin-top:1rem}.connection-grid a{background:#fff;min-height:160px;padding:1.5rem;text-decoration:none}.connection-grid span{color:var(--os-gold);font-size:.65rem;text-transform:uppercase}.connection-grid strong{color:var(--os-navy);display:block;font-family:var(--os-serif);font-size:1.4rem;margin-top:1rem}
@media(max-width:800px){.book-archive-item,.book-single-hero__grid,.ideas-hero__grid,.book-copy,.idea-argument{grid-template-columns:1fr}.book-cover-mini,.book-cover-large{margin-inline:auto;width:min(80%,380px)}.idea-index-item{grid-template-columns:50px 1fr}.idea-index-item>strong{grid-column:2}.idea-map,.knowledge-orbit{opacity:.25}.connection-grid{grid-template-columns:1fr}.idea-stats div{min-width:50%;width:50%}}
.book-themes .idea-strip{grid-template-columns:repeat(5,minmax(0,1fr))}.book-themes .idea-tile{min-width:0}.book-themes .idea-tile h3,.book-themes .idea-tile p{overflow-wrap:anywhere}