.mph-builder-layout{display:flex;flex-wrap:wrap;gap:30px;margin-bottom:40px}.mph-builder-main{flex:1 1 65%}.mph-builder-sidebar{flex:1 1 30%;min-width:300px}.mph-part-section{margin-bottom:40px;background:#fff;padding:20px;border-radius:8px;box-shadow:0 2px 8px rgb(0 0 0 / .05)}.mph-part-section h3{margin-top:0;margin-bottom:20px;display:flex;justify-content:space-between;align-items:center;font-size:1.2rem;border-bottom:2px solid #f1f1f1;padding-bottom:10px}.mph-selection-status{font-size:.8rem;background:#eee;padding:3px 8px;border-radius:12px;color:#666}.mph-selection-status.done{background:#d4edda;color:#155724}.mph-product-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:15px}.mph-product-card{border:2px solid #eee;border-radius:6px;padding:10px;cursor:pointer;transition:all 0.2s ease;text-align:center}.mph-product-card:hover{border-color:#ccc;transform:translateY(-2px)}.mph-product-card.selected{border-color:#007cba;background-color:#f3f9fd;box-shadow:0 4px 10px rgb(0 124 186 / .15)}.mph-product-card img{max-width:100%;height:auto;margin-bottom:10px;border-radius:4px}.mph-product-info h4{font-size:.95rem;margin:0 0 5px 0;line-height:1.3}.mph-price{font-weight:700;color:#333}.mph-summary-box{position:sticky;top:20px;background:#f8f9fa;padding:25px;border-radius:8px;border:1px solid #e9ecef}.mph-summary-box h3{margin-top:0;border-bottom:2px solid #ddd;padding-bottom:10px}#mph-summary-list{list-style:none;padding:0;margin:0 0 20px 0;font-size:.9rem}#mph-summary-list li{margin-bottom:8px;line-height:1.4}#mph-summary-list span{font-weight:700;display:block;font-size:.8rem;color:#666}.mph-total-wrap{display:flex;justify-content:space-between;align-items:center;font-size:1.2rem;border-top:2px solid #ddd;padding-top:15px;margin-bottom:20px}#mph-add-to-cart-btn{width:100%;padding:12px;font-size:1.1rem}#mph-builder-message{margin-top:15px;text-align:center;font-weight:700}.mph-success{color:#155724}.mph-error{color:#721c24}@media (max-width:768px){.mph-builder-layout{flex-direction:column}}