.addons-grid{display:grid;gap:1.5rem;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));margin-top:2rem}.addon-card{background-color:#f7fafa;border:1px solid #e2e8f0;border-radius:12px;box-shadow:0 2px 4px rgba(0,0,0,.03);padding:1.5rem;transition:box-shadow .2s ease-in-out}.addon-card:hover{box-shadow:0 4px 12px rgba(0,0,0,.08)}.addon-card h4{color:#0b3d57;font-size:1.1rem;margin-top:0}.addon-card p{color:#375e67;font-size:.95rem;margin-bottom:.75rem}.addon-card .price{color:#115e59;font-size:.95rem;font-weight:600}