#uw-cursor-bg { isolation: isolate; } #uw-cursor-bg .uw-blob { pointer-events: none; will-change: transform; transition: transform 0.1s ease-out; } @media (max-width: 767px) { #uw-cursor-bg .uw-blob { filter: blur(24px) !important; opacity: 0.45 !important; } } (function () { var container = document.getElementById('uw-cursor-bg'); if (!container || container.dataset.uwInit) return; container.dataset.uwInit = '1'; document.body.appendChild(container); var blobs = Array.prototype.slice.call(container.querySelectorAll('.uw-blob')).map(function (el) { return { el: el, depth: parseFloat(el.dataset.depth) || 0.03, curX: 0, curY: 0, targetX: 0, targetY: 0, phase: Math.random() * Math.PI * 2, driftSpeed: 0.00045 + Math.random() * 0.00055, driftAmp: 22 + Math.random() * 26 }; }); var mouseX = null; var mouseY = null; var lastMoveTime = Date.now(); var reduceMotion = window.matchMedia && window.matchMedia('(prefers-reduced-motion: reduce)').matches; function handleMove(e) { var clientX = e.touches ? e.touches[0].clientX : e.clientX; var clientY = e.touches ? e.touches[0].clientY : e.clientY; mouseX = clientX - window.innerWidth / 2; mouseY = clientY - window.innerHeight / 2; lastMoveTime = Date.now(); } window.addEventListener('mousemove', handleMove, { passive: true }); window.addEventListener('touchmove', handleMove, { passive: true }); function animate(t) { var idleFor = Date.now() - lastMoveTime; var influence = mouseX === null ? 0 : Math.max(0, 1 - Math.max(0, idleFor - 3000) / 4000); blobs.forEach(function (b) { var driftX = Math.cos(t * b.driftSpeed + b.phase) * b.driftAmp; var driftY = Math.sin(t * b.driftSpeed * 0.8 + b.phase) * b.driftAmp; var reactX = mouseX !== null ? mouseX * b.depth * influence : 0; var reactY = mouseY !== null ? mouseY * b.depth * influence : 0; b.targetX = driftX + reactX; b.targetY = driftY + reactY; b.curX += (b.targetX - b.curX) * 0.12; b.curY += (b.targetY - b.curY) * 0.12; b.el.style.transform = 'translate3d(' + b.curX.toFixed(1) + 'px,' + b.curY.toFixed(1) + 'px,0)'; }); if (!reduceMotion) { requestAnimationFrame(animate); } } if (reduceMotion) { blobs.forEach(function (b) { b.el.style.transform = 'translate3d(0,0,0)'; }); } else { requestAnimationFrame(animate); } })();