.edtech-particles-canvas{position:absolute;top:0;left:50%;transform:translateX(-50%);pointer-events:none;z-index:1}.edtech-glow{position:absolute;width:200px;height:40px;background:radial-gradient(ellipse,rgba(0,217,255,.5),transparent 70%);filter:blur(25px);border-radius:50%;animation:edtechGlowPulse 3s ease-in-out infinite;z-index:2}.edtech-avatar{position:relative;border-radius:50%;object-fit:contain;filter:drop-shadow(0 0 20px rgba(0,217,255,.8)) drop-shadow(0 0 35px rgba(255,0,255,.6));animation:edtechFloat 4s ease-in-out infinite;z-index:3}.edtech-avatar.talking{animation:edtechFloat 4s ease-in-out infinite,edtechTalk .4s ease-in-out infinite}.edtech-chat{background:linear-gradient(135deg,rgba(139,92,246,.85),rgba(168,85,247,.85));backdrop-filter:blur(10px);border:1px solid rgba(167,139,250,.6);border-radius:18px;padding:16px 20px;color:#fff;font-size:14px;line-height:1.6;box-shadow:0 4px 20px rgba(139,92,246,.4),inset 0 0 20px rgba(196,181,253,.2);display:flex;align-items:center;justify-content:center;text-align:center}.edtech-text{word-wrap:break-word}.edtech-cursor{display:inline-block;color:#00d9ff;margin-left:2px;animation:edtechBlink 1s infinite}@keyframes edtechFloat{0%,to{transform:translateY(0)}50%{transform:translateY(-12px)}}@keyframes edtechTalk{0%,to{transform:scale(1)}50%{transform:scale(1.05)}}@keyframes edtechGlowPulse{0%,to{opacity:.5;transform:scale(1)}50%{opacity:1;transform:scale(1.3)}}@keyframes edtechBlink{0%,49%{opacity:1}50%,to{opacity:0}}.edtech-avatar.idle,.edtech-avatar.wave{animation:edtechFloat 4s ease-in-out infinite}.edtech-avatar.clapping{animation:edtech-clap .6s ease-in-out infinite;filter:drop-shadow(0 0 50px rgba(255,215,0,1)) drop-shadow(0 0 70px rgba(255,165,0,.8))}@keyframes edtech-clap{0%,to{transform:scale(1)}25%{transform:scale(1.1) rotate(-5deg)}50%{transform:scale(.95)}75%{transform:scale(1.1) rotate(5deg)}}.edtech-avatar.celebrating{animation:edtech-celebrate 1.2s ease-in-out;filter:drop-shadow(0 0 60px rgba(255,0,255,1)) drop-shadow(0 0 80px rgba(0,217,255,1))}@keyframes edtech-celebrate{0%{transform:translateY(0) scale(1) rotate(0deg)}15%{transform:translateY(-30px) scale(1.2) rotate(-15deg)}30%{transform:translateY(-20px) scale(1.15) rotate(15deg)}45%{transform:translateY(-30px) scale(1.2) rotate(-10deg)}60%{transform:translateY(-15px) scale(1.1) rotate(10deg)}75%{transform:translateY(-20px) scale(1.15) rotate(-5deg)}90%{transform:translateY(-10px) scale(1.05) rotate(5deg)}to{transform:translateY(0) scale(1) rotate(0deg)}}.edtech-avatar.thinking{animation:edtech-think 2s ease-in-out infinite;filter:drop-shadow(0 0 40px rgba(150,150,255,.8)) drop-shadow(0 0 60px rgba(100,100,255,.6))}@keyframes edtech-think{0%,to{transform:translateY(0) rotate(0deg)}25%{transform:translateY(-5px) rotate(-3deg)}50%{transform:translateY(-8px) rotate(3deg)}75%{transform:translateY(-5px) rotate(-2deg)}}.edtech-avatar.happy{animation:edtech-happy .8s ease-in-out;filter:drop-shadow(0 0 50px rgba(0,255,136,1)) drop-shadow(0 0 70px rgba(0,255,100,.8))}@keyframes edtech-happy{0%,to{transform:scale(1) rotate(0deg)}25%{transform:scale(1.15) rotate(-10deg)}50%{transform:scale(1.2) rotate(10deg)}75%{transform:scale(1.15) rotate(-5deg)}}@keyframes fadeInDown{0%{opacity:0;transform:translateY(-30px)}to{opacity:1;transform:translateY(0)}}@keyframes fadeInUp{0%{opacity:0;transform:translateY(30px)}to{opacity:1;transform:translateY(0)}}@keyframes popIn{0%{transform:scale(0);opacity:0}50%{transform:scale(1.1)}to{transform:scale(1);opacity:1}}@keyframes float{0%,to{transform:translateY(0)}50%{transform:translateY(-10px)}}@media (max-width:1200px){.edtech-glow{width:150px;height:35px}}@media (max-width:768px){.edtech-glow{width:130px;height:30px}}@media (max-width:480px){.edtech-glow{width:110px;height:25px}}@media (prefers-reduced-motion:reduce){.edtech-avatar,.edtech-glow{animation:none!important}}.sound-waves-container{width:140px;height:140px;pointer-events:none;z-index:2}.sound-wave,.sound-waves-container{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%)}.sound-wave{border-radius:50%;border:3px solid;animation:soundWaveRotate 2s linear infinite}.sound-wave:first-child{width:80px;height:80px;border-color:#3b82f6;box-shadow:0 0 15px #3b82f6,inset 0 0 10px rgba(59,130,246,.3);animation-duration:2s}.sound-wave:nth-child(2){width:110px;height:110px;border-color:#a855f7;box-shadow:0 0 15px #a855f7,inset 0 0 10px rgba(168,85,247,.3);animation-duration:2.5s;animation-direction:reverse}.sound-wave:nth-child(3){width:140px;height:140px;border-color:#ef4444;box-shadow:0 0 15px #ef4444,inset 0 0 10px rgba(239,68,68,.3);animation-duration:3s}@keyframes soundWaveRotate{0%{transform:translate(-50%,-50%) rotate(0deg) scale(1);opacity:.8}50%{transform:translate(-50%,-50%) rotate(180deg) scale(1.05);opacity:1}to{transform:translate(-50%,-50%) rotate(1turn) scale(1);opacity:.8}}.sound-waves-mini{width:100px;height:100px}.sound-waves-mini .sound-wave:first-child{width:50px;height:50px}.sound-waves-mini .sound-wave:nth-child(2){width:75px;height:75px}.sound-waves-mini .sound-wave:nth-child(3){width:100px;height:100px}