.ebooks-section{background-color:var(--bg-primary);padding:var(--space-3xl)0}.ebooks-grid{gap:var(--space-2xl);grid-template-columns:repeat(auto-fill,minmax(300px,1fr));display:grid}.ebook-card{background:var(--bg-secondary);border:1px solid var(--border-light);border-radius:var(--radius-lg);flex-direction:column;transition:transform .3s,box-shadow .3s;display:flex;overflow:hidden}.ebook-card:hover{border-color:var(--text-primary);box-shadow:var(--shadow-lg);transform:translateY(-5px)}.ebook-image-wrapper{aspect-ratio:3/4;position:relative;overflow:hidden}.ebook-image{object-fit:cover;width:100%;height:100%;transition:transform .5s}.ebook-card:hover .ebook-image{transform:scale(1.05)}.ebook-overlay{opacity:0;background:#00000080;justify-content:center;align-items:center;width:100%;height:100%;transition:opacity .3s;display:flex;position:absolute;top:0;left:0}.ebook-card:hover .ebook-overlay{opacity:1}.preview-btn{background:var(--bg-primary);border-radius:var(--radius-full);color:var(--text-primary);align-items:center;gap:var(--space-sm);padding:var(--space-sm)var(--space-lg);font-weight:600;text-decoration:none;transition:transform .3s;display:flex;transform:translateY(20px)}.ebook-card:hover .preview-btn{transform:translateY(0)}.ebook-content{padding:var(--space-xl);flex-direction:column;flex-grow:1;display:flex}.ebook-title{color:var(--text-primary);font-size:var(--text-xl);margin-bottom:var(--space-sm);font-weight:700}.ebook-description{color:var(--text-secondary);font-size:var(--text-sm);margin-bottom:var(--space-xl);flex-grow:1;line-height:1.6}.ebook-footer{border-top:1px solid var(--border-light);padding-top:var(--space-md);justify-content:space-between;align-items:center;margin-top:auto;display:flex}.ebook-price{color:var(--text-primary);font-size:var(--text-lg);font-weight:700}.buy-btn{background:var(--text-primary);border-radius:var(--radius-md);color:var(--bg-primary);font-size:var(--text-sm);align-items:center;gap:var(--space-xs);padding:var(--space-sm)var(--space-md);font-weight:600;text-decoration:none;transition:background .3s;display:flex}.buy-btn:hover{background:var(--text-secondary)}@media (max-width:768px){.ebooks-grid{gap:var(--space-xl);grid-template-columns:repeat(auto-fill,minmax(250px,1fr))}}