*{box-sizing:border-box;margin:0;padding:0}body{background:#0a0a0a;color:#e0e0e0;font-family:Segoe UI,Tahoma,Geneva,Verdana,sans-serif;min-height:100vh;overflow-x:hidden}body:before{animation:backgroundPulse 10s ease-in-out infinite;background:radial-gradient(circle at 20% 80%,rgba(120,119,198,.3) 0,transparent 50%),radial-gradient(circle at 80% 20%,rgba(255,119,198,.3) 0,transparent 50%),radial-gradient(circle at 40% 40%,rgba(120,219,255,.2) 0,transparent 40%);content:"";height:100%;left:0;position:fixed;top:0;width:100%;z-index:-1}@keyframes backgroundPulse{0%,to{opacity:1}50%{opacity:.7}}.container{margin:0 auto;max-width:1200px;padding:0 20px}.navbar{backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);background:#0009;border-bottom:1px solid hsla(0,0%,100%,.1);position:sticky;top:0;z-index:100}.navbar-content{align-items:center;display:flex;justify-content:space-between;padding:1rem 0}.logo{background:linear-gradient(135deg,#00f5ff,#b026ff);-webkit-background-clip:text;font-size:1.5rem;font-weight:700;-webkit-text-fill-color:transparent;animation:glow 2s ease-in-out infinite alternate;background-clip:text;text-decoration:none}@keyframes glow{0%{filter:drop-shadow(0 0 5px rgba(0,245,255,.5))}to{filter:drop-shadow(0 0 20px rgba(176,38,255,.8))}}.nav-links{display:flex;gap:1rem;list-style:none}.nav-links a{border-radius:12px;color:#ffffffb3;font-weight:500;overflow:hidden;padding:.5rem 1rem;position:relative;text-decoration:none;transition:all .3s}.nav-links a:before{background:linear-gradient(90deg,transparent,hsla(0,0%,100%,.2),transparent);content:"";height:100%;left:-100%;position:absolute;top:0;transition:left .5s;width:100%}.nav-links a:hover:before{left:100%}.nav-links a.router-link-active,.nav-links a:hover{background:#00f5ff1a;box-shadow:0 0 20px #00f5ff4d;color:#00f5ff}.page-content{padding:2rem 0}.page-title{background:linear-gradient(135deg,#00f5ff,#b026ff 50%,#ff006e);-webkit-background-clip:text;font-size:3rem;margin-bottom:2rem;text-align:center;-webkit-text-fill-color:transparent;animation:titlePulse 3s ease-in-out infinite;background-clip:text;text-shadow:0 0 30px rgba(0,245,255,.5)}@keyframes titlePulse{0%,to{filter:brightness(1)}50%{filter:brightness(1.2)}}.card{backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);background:#ffffff0d;border:1px solid hsla(0,0%,100%,.1);border-radius:20px;box-shadow:0 8px 32px #0000004d,inset 0 1px #ffffff1a;margin-bottom:1.5rem;overflow:hidden;padding:2rem;position:relative;transition:all .4s cubic-bezier(.175,.885,.32,1.275)}.card:before{background:linear-gradient(45deg,transparent 30%,hsla(0,0%,100%,.03) 50%,transparent 70%);content:"";height:200%;left:-50%;opacity:0;position:absolute;top:-50%;transform:rotate(45deg);transition:all .6s;width:200%}.card:hover:before{animation:shimmer .6s ease-out}@keyframes 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hsla(0,0%,100%,.2)}.feature-grid{display:grid;gap:2rem;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));margin-top:3rem}.feature-card{backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);background:#0006;border:1px solid hsla(0,0%,100%,.1);border-radius:24px;overflow:hidden;padding:3rem 2rem;position:relative;text-align:center;text-decoration:none;transition:all .4s cubic-bezier(.175,.885,.32,1.275)}.feature-card:after{background:radial-gradient(circle at var(--mouse-x,50%) var(--mouse-y,50%),rgba(0,245,255,.15) 0,transparent 50%);content:"";inset:0;opacity:0;pointer-events:none;position:absolute;transition:opacity .3s}.feature-card:hover:after{opacity:1}.feature-card:hover{border-color:#00f5ff80;box-shadow:0 25px 50px #00000080,0 0 50px #00f5ff33;transform:translateY(-15px) scale(1.05)}.feature-icon{animation:float 3s ease-in-out infinite;display:block;font-size:4rem;margin-bottom:1.5rem}@keyframes float{0%,to{transform:translateY(0)}50%{transform:translateY(-10px)}}.feature-card h3{color:#fff;font-size:1.5rem;margin-bottom:.75rem}.feature-card p{color:#fff9;font-size:1rem}.demo-grid{display:grid;gap:2rem;grid-template-columns:repeat(auto-fit,minmax(350px,1fr))}.demo-card{backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);background:#00000080;border:1px solid hsla(0,0%,100%,.1);border-radius:24px;overflow:hidden;position:relative;transition:all .4s cubic-bezier(.175,.885,.32,1.275)}.demo-card:before{background:linear-gradient(90deg,transparent,hsla(0,0%,100%,.1),transparent);content:"";height:100%;left:-100%;position:absolute;top:0;transition:left .7s;width:100%;z-index:1}.demo-card:hover:before{left:100%}.demo-card:hover{border-color:#b026ff80;box-shadow:0 30px 60px #0006,0 0 40px #b026ff4d;transform:translateY(-15px) rotateX(5deg)}.demo-image{align-items:center;background:linear-gradient(135deg,#00f5ff4d,#b026ff4d);color:#fff;display:flex;font-size:4rem;height:200px;justify-content:center;overflow:hidden;position:relative;width:100%}.demo-image:after{animation:slide 20s linear infinite;background:repeating-linear-gradient(45deg,transparent,transparent 10px,hsla(0,0%,100%,.03) 0,hsla(0,0%,100%,.03) 20px);content:"";height:200%;left:-50%;position:absolute;top:-50%;width:200%}@keyframes slide{0%{transform:translate(0)}to{transform:translate(50px,50px)}}.demo-content{padding:1.5rem;position:relative;z-index:2}.demo-content h3{color:#fff;font-size:1.25rem;margin-bottom:.5rem}.demo-content p{color:#fff9;line-height:1.5;margin-bottom:1rem}.demo-tags{display:flex;flex-wrap:wrap;gap:.5rem}.tag{background:#00f5ff26;border:1px solid rgba(0,245,255,.3);border-radius:20px;color:#00f5ff;font-size:.8rem;padding:.35rem .9rem;transition:all .3s}.tag:hover{background:#00f5ff4d;box-shadow:0 0 15px #00f5ff66}.notes-list{display:flex;flex-direction:column;gap:1.5rem}.note-item{backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);background:#0006;border:1px solid hsla(0,0%,100%,.1);border-left:4px solid #00f5ff;border-radius:16px;box-shadow:0 8px 32px #0000004d;overflow:hidden;padding:1.5rem;position:relative;transition:all .4s cubic-bezier(.175,.885,.32,1.275)}.note-item:before{background:linear-gradient(180deg,#00f5ff,#b026ff);content:"";height:100%;left:0;opacity:0;position:absolute;top:0;transition:opacity .3s;width:4px}.note-item:hover:before{opacity:1}.note-item:hover{border-color:#00f5ff4d;box-shadow:0 15px 40px #0006,0 0 30px #00f5ff1a;transform:translate(10px)}.note-header{align-items:center;display:flex;justify-content:space-between;margin-bottom:.75rem}.note-title{color:#fff;font-size:1.35rem;text-shadow:0 0 10px hsla(0,0%,100%,.2)}.note-date{color:#fff6;font-size:.875rem}.note-category{background:linear-gradient(135deg,#00f5ff33,#b026ff33);border:1px solid rgba(0,245,255,.3);border-radius:20px;color:#00f5ff;display:inline-block;font-size:.8rem;margin-bottom:.75rem;padding:.3rem 1rem}.note-excerpt{color:#fff9;line-height:1.7}.todo-container{margin:0 auto;max-width:800px}.todo-input-area{backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);background:#00000080;border:1px solid hsla(0,0%,100%,.1);border-radius:20px;box-shadow:0 10px 40px #0000004d;margin-bottom:2rem;padding:1.5rem;position:relative}.todo-input-area:after{background:linear-gradient(135deg,#00f5ff80,#b026ff80);border-radius:20px;content:"";inset:-1px;-webkit-mask:linear-gradient(#fff 0 0) content-box,linear-gradient(#fff 0 0);mask:linear-gradient(#fff 0 0) content-box,linear-gradient(#fff 0 0);-webkit-mask-composite:xor;mask-composite:exclude;opacity:0;padding:1px;position:absolute;transition:opacity .3s}.todo-input-area:focus-within:after{opacity:1}.todo-input{background:#ffffff0d;border:1px solid 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0 15px #00f5ff80}.todo-checkbox.checked{background:linear-gradient(135deg,#00f5ff,#b026ff);border-color:transparent;box-shadow:0 0 20px #00f5ff80}.todo-checkbox.checked:after{color:#fff;content:"✓";font-size:16px;font-weight:700}.todo-text{color:#fff;flex:1;font-size:1.05rem}.todo-text.completed{color:#fff6;text-decoration:line-through}.todo-delete{background:none;border:none;border-radius:8px;color:#ff6b6bb3;cursor:pointer;font-size:1.25rem;padding:.5rem;transition:all .3s}.todo-delete:hover{background:#ff6b6b1a;box-shadow:0 0 15px #ff6b6b4d;color:#ff6b6b;transform:scale(1.2) rotate(15deg)}.todo-stats{color:#ffffff80;font-size:1rem;margin-top:2rem;text-align:center;text-shadow:0 0 10px hsla(0,0%,100%,.1)}.particles{height:100%;left:0;overflow:hidden;pointer-events:none;position:fixed;top:0;width:100%;z-index:-1}.particle{animation:particleFloat 15s infinite;background:#00f5ff80;border-radius:50%;box-shadow:0 0 10px #00f5ffcc;height:4px;position:absolute;width:4px}@keyframes particleFloat{0%,to{opacity:0;transform:translateY(100vh) rotate(0)}10%{opacity:1}90%{opacity:1}to{opacity:0;transform:translateY(-100vh) rotate(2turn)}}.neon-button{background:transparent;border:2px solid #00f5ff;border-radius:30px;color:#00f5ff;cursor:pointer;font-weight:600;letter-spacing:2px;overflow:hidden;padding:.75rem 2rem;position:relative;text-transform:uppercase;transition:all .3s}.neon-button:before{background:linear-gradient(90deg,transparent,rgba(0,245,255,.4),transparent);content:"";height:100%;left:-100%;position:absolute;top:0;transition:left .5s;width:100%}.neon-button:hover:before{left:100%}.neon-button:hover{background:#00f5ff1a;box-shadow:0 0 20px #00f5ff80,inset 0 0 20px #00f5ff1a;text-shadow:0 0 10px rgba(0,245,255,.8)}.scanline{animation:scanline 8s linear infinite;background:linear-gradient(90deg,transparent,rgba(0,245,255,.5),transparent);height:2px;left:0;pointer-events:none;position:fixed;top:0;width:100%;z-index:9999}@keyframes scanline{0%{transform:translateY(-100vh)}to{transform:translateY(100vh)}}@media(max-width:768px){.nav-links{gap:.5rem}.nav-links a{font-size:.875rem;padding:.4rem .8rem}.hero h1{font-size:2.5rem}.page-title{font-size:2rem}.demo-grid,.feature-grid{grid-template-columns:1fr}.feature-card{padding:2rem 1.5rem}}