.model-custom-overlay{opacity:0;visibility:hidden;z-index:1040;background:#0006;transition:all .3s;position:fixed;inset:0}.model-custom-overlay.show{opacity:1;visibility:visible}.model-custom-modal{z-index:1050;background:#fff;border-radius:16px 16px 0 0;width:100%;max-width:500px;transition:all .35s;position:fixed;bottom:0;left:50%;transform:translate(-50%,100%)}.model-custom-modal.show{transform:translate(-50%)}@media (min-width:768px){.model-custom-modal{opacity:0;pointer-events:none;border-radius:12px;top:50%;bottom:auto;transform:translate(-50%,-20%)}.model-custom-modal.show{opacity:1;pointer-events:auto;transform:translate(-50%,-50%)}}.model-custom-header{justify-content:space-between;align-items:center;padding:16px;display:flex}.model-custom-close{cursor:pointer}.model-custom-body,.model-custom-footer{padding:16px}.model-custom-done-btn{color:#fff;background:#000;border:none;border-radius:6px;padding:12px;font-weight:600}.model-custom-size-grid{flex-wrap:wrap;gap:12px;display:flex}.model-custom-size-btn{text-align:center;color:#000;background:#fff;border:1px solid #ccc;border-radius:30px;width:65px;height:44px;font-size:14px;font-weight:600}.model-custom-size-btn.active{color:#ff3f6c;border-color:#ff3f6c}.model-custom-qty-grid{grid-template-columns:repeat(5,1fr);gap:12px;display:grid}.model-custom-qty-btn{color:#000;background:#fff;border:1px solid #ccc;border-radius:50%;width:50px;height:50px;font-weight:600}.model-custom-qty-btn.active{color:#ff3f6c;border-color:#ff3f6c}