.lbf-wrap{max-width:1200px;margin:0 auto}.lbf-hero{background:linear-gradient(135deg,#fff7d6,#fff);border:2px solid #f2c400;border-radius:18px;padding:32px;margin-bottom:22px}.lbf-hero h1{font-size:2.3rem;margin:0 0 8px;color:#222}.lbf-search,.lbf-class-form{display:flex;gap:10px;flex-wrap:wrap;align-items:end}.lbf-search input{flex:1;min-width:260px;padding:15px;border:1px solid #bbb;border-radius:10px;font-size:1.05rem}.lbf-search button,.lbf-class-form button,.lbf-btn{border:0;background:#d51e18;color:#fff;font-weight:800;padding:14px 20px;border-radius:10px;text-decoration:none;cursor:pointer}.lbf-panel{background:#fff;border:1px solid #e4e4e4;border-radius:16px;padding:22px;margin-bottom:20px;box-shadow:0 4px 18px rgba(0,0,0,.05)}.lbf-school-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:10px}.lbf-school-card{border:1px solid #ddd;border-radius:12px;padding:15px;text-decoration:none;color:#222;display:flex;flex-direction:column}.lbf-school-card:hover{border-color:#d51e18;box-shadow:0 4px 12px rgba(0,0,0,.08)}.lbf-school-card span,.lbf-school-card small{color:#666;margin-top:4px}.lbf-school-selected span{color:#d51e18;font-weight:700;text-transform:uppercase;font-size:.8rem}.lbf-school-selected h2{margin:4px 0}.lbf-class-form label{font-weight:700}.lbf-class-form select{display:block;min-width:150px;padding:12px;border:1px solid #bbb;border-radius:8px;margin-top:4px}.lbf-change{display:inline-block;margin-top:14px}.lbf-summary{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin-bottom:22px}.lbf-summary div{background:#f5f5f5;border-radius:12px;padding:14px;text-align:center}.lbf-summary div.ok{background:#e9f8ed}.lbf-summary b{display:block;font-size:1.7rem}.lbf-summary span{font-size:.85rem}.lbf-book{display:grid;grid-template-columns:110px 1fr 270px;gap:18px;border-top:1px solid #eee;padding:20px 0}.lbf-cover img{width:100px;max-height:145px;object-fit:contain}.lbf-no-cover{width:100px;height:135px;background:#f2f2f2;border:1px dashed #bbb;display:flex;align-items:center;justify-content:center;text-align:center;font-size:.8rem}.lbf-info h3{margin:5px 0;font-size:1.2rem}.lbf-subject{font-size:.75rem;font-weight:800;text-transform:uppercase;color:#666}.lbf-meta,.lbf-isbn{margin:4px 0;color:#555}.lbf-buy{display:flex;flex-direction:column;align-items:flex-start;gap:8px}.lbf-badge{display:inline-block;padding:7px 10px;border-radius:999px;font-weight:800;font-size:.75rem}.lbf-badge.available{background:#dff4e4;color:#15732c}.lbf-badge.out{background:#fff1d4;color:#8b5d00}.lbf-badge.missing{background:#eee;color:#555}.lbf-price{font-size:1.6rem;color:#d51e18}.lbf-product{font-size:.9rem}@media(max-width:767px){.lbf-hero{padding:20px}.lbf-hero h1{font-size:1.7rem}.lbf-search>*{width:100%}.lbf-summary{grid-template-columns:1fr 1fr}.lbf-book{grid-template-columns:80px 1fr}.lbf-cover img,.lbf-no-cover{width:75px}.lbf-buy{grid-column:1/-1;padding-left:93px}.lbf-class-form label,.lbf-class-form select,.lbf-class-form button{width:100%}}