:root{--book-ink:#071631;--book-paper:#f5efe4;--book-gold:#d8ae45;--book-red:#d4143d}
.books-main{min-height:100vh;background:var(--book-paper);padding-bottom:7rem}
.books-hero{max-width:none;margin:0;padding:clamp(6.5rem,9vw,9rem) max(clamp(1.4rem,6vw,6rem),calc((100vw - 1440px)/2 + 4rem)) clamp(4.5rem,7vw,6.5rem);display:grid;grid-template-columns:minmax(0,800px) minmax(290px,410px);justify-content:space-between;gap:clamp(3rem,7vw,8rem);align-items:center;color:#fff;background:radial-gradient(circle at 82% 35%,rgba(25,67,145,.3),transparent 32%),linear-gradient(135deg,#02091d 0%,#061431 64%,#12091f 100%);border-bottom:1px solid rgba(216,174,69,.46);overflow:hidden}
.books-hero h1{max-width:820px;font:400 clamp(3.65rem,6.25vw,6.9rem)/.9 "Libre Caslon Display",serif;letter-spacing:-.035em;margin:.7rem 0 1.4rem;text-wrap:balance}.books-hero>div>p:last-child{max-width:760px;color:#c4d0e4;font-size:1.08rem;line-height:1.72;margin-bottom:0}.books-hero .overline{color:#e6bd55}
.books-demo-notice{padding:1.5rem;border:1px solid rgba(230,189,85,.4);background:linear-gradient(145deg,rgba(18,51,108,.72),rgba(87,11,36,.5));box-shadow:0 24px 50px rgba(0,0,0,.22)}.books-demo-notice strong{display:block;color:#f1d57e;font:600 .72rem Cinzel,serif;letter-spacing:.13em;text-transform:uppercase}.books-demo-notice p{color:#d2dced;line-height:1.6;margin:.8rem 0 0}
.books-toolbar{position:sticky;top:76px;z-index:10;max-width:1320px;margin:-1.5rem auto 2.5rem;padding:1rem 1.2rem;display:grid;grid-template-columns:1fr auto auto;gap:1rem;align-items:center;background:rgba(249,245,237,.97);border:1px solid rgba(7,22,49,.14);box-shadow:0 16px 40px rgba(7,22,49,.14);backdrop-filter:blur(16px)}.books-toolbar input{min-width:0;padding:1rem;border:1px solid #b9ad98;background:#fff;color:#071631;font:inherit}.books-toolbar>span{color:#596478;font-size:.85rem}.demo-cart-open{padding:.9rem 1rem;border:0;background:#0d4fa9;color:#fff;cursor:pointer;font-weight:600}.demo-cart-open b{display:inline-grid;place-items:center;width:1.7rem;height:1.7rem;margin-left:.45rem;border-radius:50%;background:#e11c45}
.book-grid{max-width:1320px;margin:auto;padding:0 1.4rem;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:1.4rem}.book-card{min-width:0;background:#fff;border:1px solid #d8cfbf;box-shadow:0 18px 42px rgba(7,22,49,.1);transition:transform .3s,box-shadow .3s}.book-card:hover{transform:translateY(-6px);box-shadow:0 28px 55px rgba(7,22,49,.16)}.book-cover{position:relative;display:block;width:100%;padding:0;border:0;background:#071631;cursor:pointer;overflow:hidden}.book-cover img{display:block;width:100%;height:auto;aspect-ratio:18/25;object-fit:cover;transition:transform .7s}.book-card:hover .book-cover img{transform:scale(1.025)}.book-cover span{position:absolute;left:.7rem;right:.7rem;bottom:.7rem;padding:.55rem;background:#d4143d;color:#fff;font:600 .55rem Cinzel,serif;letter-spacing:.09em}.book-card>div{padding:1.25rem}.book-card h2{font:400 1.65rem/1.05 "Libre Caslon Display",serif;color:#071631;margin:.5rem 0 .8rem}.book-card>div>p:not(.overline){color:#596478;font-size:.86rem;line-height:1.55}.book-card .overline{color:#9b6c08;font-size:.55rem}.book-meta{display:flex;justify-content:space-between;gap:.8rem;align-items:center;margin-top:1.2rem;padding-top:1rem;border-top:1px solid #e1d8c9}.book-meta strong{color:#8c1730}.book-meta button{border:0;background:#0d4fa9;color:#fff;padding:.7rem .8rem;cursor:pointer;font-size:.72rem}
.demo-cart{position:fixed;z-index:100;top:0;right:0;width:min(430px,100%);height:100dvh;padding:1.5rem;display:flex;flex-direction:column;background:#06142f;color:#fff;transform:translateX(105%);transition:transform .35s;box-shadow:-25px 0 70px rgba(0,0,0,.38)}.demo-cart.open{transform:none}.demo-cart header{display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid rgba(230,189,85,.2);padding-bottom:1rem}.demo-cart h2{font:400 2.1rem "Libre Caslon Display",serif;margin:0}.demo-cart header button{width:2.5rem;height:2.5rem;border:1px solid rgba(255,255,255,.22);background:transparent;color:#fff;cursor:pointer}.demo-cart>p{color:#aebdd7}.demo-cart-items{overflow:auto;display:grid;gap:.75rem}.demo-cart-items article{display:grid;grid-template-columns:70px 1fr;gap:.8rem;padding:.7rem;background:#0a2050}.demo-cart-items img{width:70px;aspect-ratio:18/25;object-fit:cover}.demo-cart-items h3{font:400 1rem/1.2 "Libre Caslon Display",serif;margin:0 0 .5rem}.demo-cart-items span{color:#f0cc6b}.demo-cart-items button{display:block;border:0;background:none;color:#ff829a;padding:.45rem 0;cursor:pointer}.demo-cart-total{margin-top:auto;padding-top:1rem;border-top:1px solid rgba(230,189,85,.25);display:flex;justify-content:space-between}.demo-cart-total strong{color:#f0cc6b;font-size:1.35rem}.demo-cart [data-demo-checkout]{width:100%;margin-top:1rem;padding:1rem;border:0;background:#4c586f;color:#d8deea;cursor:not-allowed}.demo-cart small{display:block;margin-top:.7rem;color:#8fa0bd;line-height:1.45}
.book-preview{width:min(900px,calc(100% - 2rem));padding:0;border:0;background:#f5efe4;color:#071631;box-shadow:0 40px 100px rgba(0,0,0,.55)}.book-preview::backdrop{background:rgba(2,7,20,.82);backdrop-filter:blur(8px)}.book-preview[open]{display:grid;grid-template-columns:.8fr 1.2fr}.book-preview>img{width:100%;height:100%;object-fit:cover}.book-preview>div{padding:clamp(2rem,5vw,4rem);align-self:center}.book-preview h2{font:400 clamp(2.4rem,4vw,4.6rem)/.95 "Libre Caslon Display",serif;margin:.7rem 0 1rem}.book-preview p{color:#596478;line-height:1.7}.book-preview strong{display:block;color:#9b1731;font-size:1.6rem;margin:1.2rem 0}.book-preview>div>button{padding:1rem;border:0;background:#0d4fa9;color:#fff;cursor:pointer}.book-preview-close{position:absolute;right:1rem;top:1rem;width:2.6rem;height:2.6rem;border:0;background:#d4143d;color:#fff;cursor:pointer;font-size:1.4rem}
@media(max-width:1050px){.book-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.books-hero{grid-template-columns:1fr;gap:2.5rem;align-items:start}.books-demo-notice{max-width:680px}.books-toolbar{top:66px;margin-left:1.4rem;margin-right:1.4rem}}
@media(max-width:720px){.books-hero{padding:5rem 1.25rem 4.25rem}.books-hero h1{font-size:clamp(3rem,16vw,4.5rem);line-height:.92}.books-toolbar{position:relative;top:auto;grid-template-columns:1fr;margin:-1.15rem 1rem 1.5rem}.book-grid{grid-template-columns:repeat(2,minmax(0,1fr));padding:0 1rem;gap:.8rem}.book-card>div{padding:1rem}.book-card h2{font-size:1.35rem}.book-card>div>p:not(.overline){display:none}.book-meta{display:block}.book-meta button{width:100%;margin-top:.7rem}.book-preview[open]{display:block}.book-preview>img{max-height:52vh}}