@import"https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;600;700&display=swap";*{margin:0;padding:0;box-sizing:border-box}body{font-family:Poppins,sans-serif;background:#0f0c29;background:linear-gradient(135deg,#0f0c29,#302b63,#24243e);min-height:100vh;display:flex;justify-content:center;align-items:center;padding:20px;overflow-x:hidden;position:relative}.background-animation{position:fixed;top:0;left:0;width:100%;height:100%;overflow:hidden;z-index:0}.shape{position:absolute;border-radius:50%;filter:blur(40px);opacity:.3;animation:float 20s infinite ease-in-out}.shape1{width:300px;height:300px;background:linear-gradient(45deg,#ff6b6b,#ee5a6f);top:10%;left:10%;animation-delay:0s}.shape2{width:200px;height:200px;background:linear-gradient(45deg,#4ecdc4,#44a3a0);top:60%;right:10%;animation-delay:-5s}.shape3{width:250px;height:250px;background:linear-gradient(45deg,#f7b731,#f7a233);bottom:10%;left:20%;animation-delay:-10s}.shape4{width:180px;height:180px;background:linear-gradient(45deg,#a29bfe,#6c5ce7);top:30%;right:30%;animation-delay:-15s}.shape5{width:220px;height:220px;background:linear-gradient(45deg,#fd79a8,#e84393);bottom:30%;right:20%;animation-delay:-7s}@keyframes float{0%,to{transform:translate(0) scale(1)}33%{transform:translate(50px,-50px) scale(1.1)}66%{transform:translate(-50px,50px) scale(.9)}}.container{background:#fffffff2;backdrop-filter:blur(10px);border-radius:30px;box-shadow:0 30px 80px #00000080;width:100%;max-width:650px;padding:50px 40px;position:relative;z-index:1;animation:slideUp .6s ease}@keyframes slideUp{0%{opacity:0;transform:translateY(50px)}to{opacity:1;transform:translateY(0)}}.header-section{margin-bottom:30px}h1{text-align:center;background:linear-gradient(135deg,#667eea,#764ba2);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;margin-bottom:25px;font-size:2.5rem;font-weight:700;display:flex;align-items:center;justify-content:center;gap:15px}.logo{animation:bounce 2s infinite;font-size:2rem}@keyframes bounce{0%,to{transform:translateY(0)}50%{transform:translateY(-10px)}}.stats{display:flex;gap:15px;margin-bottom:20px}.stat-card{flex:1;background:linear-gradient(135deg,#667eea,#764ba2);border-radius:15px;padding:15px;text-align:center;color:#fff;box-shadow:0 5px 15px #667eea4d;transition:transform .3s,box-shadow .3s}.stat-card:hover{transform:translateY(-5px);box-shadow:0 8px 25px #667eea80}.stat-value{font-size:2rem;font-weight:700;margin-bottom:5px}.stat-label{font-size:.85rem;opacity:.9;font-weight:300}.input-wrapper{display:flex;gap:10px;align-items:center;background:#fff;padding:8px;border-radius:20px;box-shadow:0 10px 30px #00000026;margin-bottom:25px;transition:transform .3s,box-shadow .3s}.input-wrapper:focus-within{transform:scale(1.02);box-shadow:0 15px 40px #667eea4d}.input-icon{font-size:1.5rem;padding-left:10px}#todoInput{flex:1;padding:15px;border:none;font-size:16px;font-family:Poppins,sans-serif;background:transparent}#todoInput:focus{outline:none}.add-btn-cool{padding:15px 30px;background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;border:none;border-radius:15px;font-size:16px;font-weight:600;cursor:pointer;display:flex;align-items:center;gap:8px;transition:all .3s;position:relative;overflow:hidden}.add-btn-cool:before{content:"";position:absolute;top:50%;left:50%;width:0;height:0;border-radius:50%;background:#ffffff4d;transform:translate(-50%,-50%);transition:width .6s,height .6s}.add-btn-cool:hover:before{width:300px;height:300px}.add-btn-cool:hover{transform:translateY(-2px);box-shadow:0 8px 20px #667eea66}.add-btn-cool:active{transform:scale(.95)}.btn-text,.btn-icon{position:relative;z-index:1}.btn-icon{font-size:20px;font-weight:700}.filters{display:flex;gap:12px;margin-bottom:25px;justify-content:center}.filter-btn{padding:12px 20px;background:#667eea1a;border:2px solid transparent;border-radius:12px;cursor:pointer;font-size:14px;font-weight:600;transition:all .3s;display:flex;align-items:center;gap:8px;font-family:Poppins,sans-serif}.filter-btn:hover{background:#667eea33;transform:translateY(-2px)}.filter-btn.active{background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;border-color:#667eea;box-shadow:0 5px 15px #667eea4d}.filter-icon{font-size:1.2rem}.progress-section{margin-bottom:25px}.progress-bar{width:100%;height:12px;background:#667eea1a;border-radius:10px;overflow:hidden;margin-bottom:10px}.progress-fill{height:100%;background:linear-gradient(90deg,#667eea,#764ba2);border-radius:10px;transition:width .5s ease;position:relative;overflow:hidden}.progress-fill:after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,transparent,rgba(255,255,255,.3),transparent);animation:shimmer 2s infinite}@keyframes shimmer{0%{transform:translate(-100%)}to{transform:translate(100%)}}.progress-text{text-align:center;font-size:14px;color:#667eea;font-weight:600}#todoList{list-style:none;margin-bottom:25px;max-height:400px;overflow-y:auto;padding-right:5px}.todo-item{display:flex;align-items:center;padding:18px 20px;background:linear-gradient(135deg,#f5f7fa,#c3cfe2);border-radius:15px;margin-bottom:12px;transition:all .3s;animation:slideIn .4s ease;position:relative;overflow:hidden}.todo-item:before{content:"";position:absolute;left:0;top:0;height:100%;width:4px;background:linear-gradient(135deg,#667eea,#764ba2);transform:scaleY(0);transition:transform .3s}.todo-item:hover:before{transform:scaleY(1)}@keyframes slideIn{0%{opacity:0;transform:translate(-30px)}to{opacity:1;transform:translate(0)}}.todo-item:hover{transform:translate(10px);box-shadow:0 8px 25px #00000026}.todo-item.completed{opacity:.7;background:linear-gradient(135deg,#e0e0e0,#b0b0b0)}.todo-item.completed .todo-text{text-decoration:line-through;color:#888}.todo-checkbox{width:24px;height:24px;margin-right:15px;cursor:pointer;appearance:none;border:3px solid #667eea;border-radius:50%;position:relative;transition:all .3s}.todo-checkbox:checked{background:linear-gradient(135deg,#667eea,#764ba2);border-color:#667eea;animation:pop .3s ease}@keyframes pop{0%{transform:scale(1)}50%{transform:scale(1.2)}to{transform:scale(1)}}.todo-checkbox:checked:after{content:"✓";position:absolute;color:#fff;font-size:14px;font-weight:700;top:50%;left:50%;transform:translate(-50%,-50%)}.todo-text{flex:1;font-size:16px;color:#333;word-break:break-word;font-weight:500}.delete-btn{padding:8px 16px;background:linear-gradient(135deg,#ff6b6b,#ee5a6f);color:#fff;border:none;border-radius:10px;cursor:pointer;font-size:14px;font-weight:600;transition:all .3s;font-family:Poppins,sans-serif}.delete-btn:hover{transform:scale(1.1) rotate(-5deg);box-shadow:0 5px 15px #ff6b6b66}.footer{display:flex;gap:12px;justify-content:center}.clear-btn,.delete-all-btn{flex:1;padding:15px 20px;color:#fff;border:none;border-radius:12px;cursor:pointer;font-size:14px;font-weight:600;transition:all .3s;display:flex;align-items:center;justify-content:center;gap:8px;font-family:Poppins,sans-serif}.clear-btn{background:linear-gradient(135deg,#f093fb,#f5576c)}.delete-all-btn{background:linear-gradient(135deg,#fa709a,#fee140)}.clear-btn:hover,.delete-all-btn:hover{transform:translateY(-3px);box-shadow:0 8px 20px #0003}.clear-btn:active,.delete-all-btn:active{transform:scale(.95)}#todoList::-webkit-scrollbar{width:8px}#todoList::-webkit-scrollbar-track{background:#0000000d;border-radius:10px}#todoList::-webkit-scrollbar-thumb{background:linear-gradient(135deg,#667eea,#764ba2);border-radius:10px}#todoList::-webkit-scrollbar-thumb:hover{background:linear-gradient(135deg,#5568d3,#6a4190)}.empty-state{text-align:center;padding:60px 20px;color:#999;font-size:18px;animation:fadeIn .5s ease}.empty-state:before{content:"📭";display:block;font-size:4rem;margin-bottom:15px;animation:float 3s infinite ease-in-out}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}#confetti-container{position:fixed;top:0;left:0;width:100%;height:100%;pointer-events:none;z-index:9999}.confetti{position:absolute;width:10px;height:10px;animation:confettiFall 3s linear forwards}@keyframes confettiFall{to{transform:translateY(100vh) rotate(360deg);opacity:0}}@media (max-width: 600px){.container{padding:30px 20px}h1{font-size:2rem}.stats{flex-direction:column;gap:10px}.input-wrapper,.footer{flex-direction:column}}