.book-detail-page{padding-bottom:100px}.book-hero-section{display:grid;grid-template-columns:.8fr 1.2fr;grid-gap:80px;gap:80px;align-items:center;padding:80px 0;min-height:70vh}.book-cover-container{display:flex;justify-content:center;perspective:1000px}.book-cover-container img{width:100%;max-width:420px;height:auto;border-radius:4px 12px 12px 4px;box-shadow:15px 15px 30px rgba(0,0,0,.15),5px 5px 10px rgba(0,0,0,.1);transform:rotate(-1deg);transition:transform .5s ease}.book-cover-container img:hover{transform:rotate(0deg) scale(1.02)}.book-content-header{display:flex;flex-direction:column;gap:20px}.book-category-tag{font-family:var(--font-titles);color:var(--color-naranja);font-size:12px;font-weight:700;text-transform:uppercase;letter-spacing:2px}.book-main-title{font-size:56px;color:var(--color-azul);line-height:1.1}.book-phrase-box{border-left:4px solid var(--color-celeste);padding-left:25px;margin:20px 0}.book-phrase-box p{font-family:var(--font-titles);font-style:italic;font-size:1.3rem;color:#555;line-height:1.5}.book-full-info{background-color:var(--color-gris-claro);padding:100px 0;margin-top:40px}.book-details-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));grid-gap:40px;gap:40px}.book-feature-card{background:var(--color-blanco);padding:40px;border-radius:20px;box-shadow:0 10px 30px rgba(0,0,0,.03);border:1px solid rgba(0,0,0,.05);transition:.3s}.book-feature-card:hover{border-color:var(--color-celeste)}.book-feature-card i{color:var(--color-naranja);font-size:1.5rem;margin-bottom:20px;display:block}.book-pricing-block{display:flex;gap:30px;margin-top:10px;margin-bottom:25px;padding:15px 0;border-top:1px dashed #ddd}.price-item{display:flex;flex-direction:column;gap:5px}.price-label{font-size:11px;text-transform:uppercase;letter-spacing:1px;color:#888}.price-label,.price-value{font-family:var(--font-titles)}.price-value{font-size:20px;font-weight:700;color:var(--color-azul)}.price-item:not(:last-child){border-right:1px solid #eee;padding-right:30px}.btn-buy-book{display:inline-flex;align-items:center;justify-content:center;background-color:var(--color-azul);color:var(--color-blanco);padding:20px 45px;border-radius:50px;font-family:var(--font-titles);font-weight:700;font-size:16px;text-transform:uppercase;letter-spacing:1px;gap:12px;margin-top:30px;transition:all .3s}.btn-buy-book:hover{background-color:var(--color-naranja);transform:translateY(-3px);box-shadow:0 15px 30px rgba(230,126,0,.2)}@media (max-width:900px){.book-hero-section{grid-template-columns:1fr;text-align:center;gap:40px;padding:40px 0}.book-phrase-box{border-left:none;border-top:2px solid var(--color-celeste);padding:20px 0 0}.book-main-title{font-size:40px}.book-cover-container img{max-width:280px}.book-pricing-block{justify-content:center}}