:root{--primary:#39c;--primary-dark:#1a6b8a;--primary-light:#b3d9ec;--accent:#f0a500;--bg-light:#f5f8fa;--text-dark:#1a2332}body{color:var(--text-dark);background-color:#fff;font-family:Segoe UI,system-ui,-apple-system,sans-serif}.container,.container-lg,.container-xl,.container-xxl{max-width:1060px!important}a{color:var(--primary);text-decoration:none}a:hover{color:var(--primary-dark)}.btn-primary{background-color:var(--primary)!important;border-color:var(--primary)!important}.btn-primary:hover{background-color:var(--primary-dark)!important;border-color:var(--primary-dark)!important}.btn-outline-primary{color:var(--primary)!important;border-color:var(--primary)!important}.btn-outline-primary:hover{background-color:var(--primary)!important;border-color:var(--primary)!important;color:#fff!important}.btn-warning{background-color:var(--accent)!important;border-color:var(--accent)!important;color:#fff!important}.btn-success{background-color:#25d366!important;border-color:#25d366!important}.bg-primary{background-color:var(--primary)!important}.text-primary{color:var(--primary)!important}.navbar-brand{font-size:1.3rem;font-weight:700}.book-card{box-shadow:none;border-radius:6px;transition:transform .2s,box-shadow .2s;overflow:hidden;border:1px solid #e8e8e8!important}.book-card:hover{transform:translateY(-3px);box-shadow:0 4px 12px #0000001a}.book-card .card-img-top{object-fit:cover;height:180px}.book-card .card-body{padding:8px 10px!important}.book-card .card-title{line-height:1.3;margin-bottom:2px!important;font-size:.8rem!important}.book-card .card-text{margin-bottom:4px!important;font-size:.72rem!important}.book-card .fw-bold.text-primary{font-size:.85rem!important}.book-card .btn-sm{padding:3px 8px!important;font-size:.72rem!important}.price-tag{color:var(--primary);font-size:1rem;font-weight:700}.price-compare{color:#999;font-size:.8rem;text-decoration:line-through}.deal-badge{z-index:1;position:absolute;top:8px;left:8px}.cart-badge{font-size:.7rem;position:absolute;top:-5px;right:-10px}.whatsapp-btn{color:#fff;background-color:#25d366;border:none;border-radius:8px;align-items:center;gap:8px;padding:12px 24px;font-size:1.1rem;font-weight:600;display:inline-flex}.whatsapp-btn:hover{color:#fff;background-color:#128c7e}.admin-sidebar{background-color:var(--primary-dark);min-height:calc(100vh - 56px)}.admin-sidebar .nav-link{color:#fffc;border-radius:4px;margin:2px 8px;padding:10px 20px}.admin-sidebar .nav-link:hover,.admin-sidebar .nav-link.active{color:#fff;background-color:#ffffff1a}.status-badge{padding:4px 12px;font-size:.8rem}.filter-sidebar{position:sticky;top:80px}.breadcrumb-item+.breadcrumb-item:before{content:"›"}.hero-section{background:linear-gradient(135deg,var(--primary)0%,var(--primary-dark)100%);color:#fff;padding:3rem 0}.category-card{text-align:center;cursor:pointer;transition:transform .2s}.category-card:hover{transform:translateY(-3px)}footer{background-color:var(--primary-dark);color:#fffc}footer a{color:#fffc}footer a:hover{color:#fff}.section-heading{border-bottom:2px solid var(--primary);padding-bottom:8px;font-size:1.15rem;font-weight:600;display:inline-block}[lang=si]{font-family:Noto Sans Sinhala,Iskoola Pota,system-ui,sans-serif}