*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,sans-serif;color:#ffffff;background:linear-gradient(135deg,#667eea,#764ba2);min-height:100vh}.container{max-width:1200px;margin:0 auto;padding:0 20px}.navbar{position:fixed;top:0;width:100%;background:rgba(0,0,0,.2);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);z-index:1000;padding:1rem 0}.navbar .container{display:flex;justify-content:space-between;align-items:center}.nav-brand{font-size:1.5rem;font-weight:700;color:white}.nav-menu{display:flex;list-style:none;gap:2rem}.nav-menu a{color:white;text-decoration:none;transition:opacity .3s}.nav-menu a:hover{opacity:.8}.hero{min-height:100vh;display:flex;align-items:center;justify-content:center;text-align:center;padding:80px 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h2{font-size:2.5rem;text-align:center;margin-bottom:50px}.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));grid-gap:30px;gap:30px}.stat-item{text-align:center;padding:30px;background:rgba(255,255,255,.1);border-radius:15px;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);transition:transform .3s}.stat-item:hover{transform:translateY(-5px)}.stat-number{font-size:3rem;font-weight:700;background:linear-gradient(45deg,#fff,#e0e0ff);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.stat-label{font-size:1.2rem;margin-top:10px;opacity:.9}.features{padding:80px 20px}.features h2{font-size:2.5rem;text-align:center;margin-bottom:50px}.features-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));grid-gap:30px;gap:30px}.feature-card{padding:30px;background:rgba(255,255,255,.1);border-radius:20px;text-align:center;transition:all 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20px;border-radius:25px;border:none;background:rgba(255,255,255,.9);font-size:16px}.chat-input button{padding:12px 30px;border-radius:25px;border:none;background:white;color:#667eea;font-weight:600;cursor:pointer;transition:all .3s}.chat-input button:hover{transform:scale(1.05)}.image-section{padding:80px 20px}.image-section h2{font-size:2.5rem;text-align:center;margin-bottom:20px}.image-section>p{text-align:center;margin-bottom:40px;opacity:.9}.image-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));grid-gap:20px;gap:20px;max-width:800px;margin:0 auto}.image-item{aspect-ratio:1;background:linear-gradient(135deg,rgba(255,255,255,.1),rgba(255,255,255,.2));border-radius:15px;display:flex;align-items:center;justify-content:center;font-size:1.2rem;font-weight:600;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);transition:all .3s}.image-item:hover{transform:scale(1.05);background:linear-gradient(135deg,rgba(255,255,255,.2),rgba(255,255,255,.3))}.footer{background:rgba(0,0,0,.3);padding:60px 20px 30px;margin-top:80px}.footer-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));grid-gap:40px;gap:40px;margin-bottom:40px}.footer-column h4{margin-bottom:20px;font-size:1.2rem}.footer-column ul{list-style:none}.footer-column li{margin-bottom:10px}.footer-column a{color:rgba(255,255,255,.8);text-decoration:none;transition:color .3s}.footer-column a:hover{color:white}.footer-column p{margin-bottom:10px;opacity:.8}.footer-bottom{text-align:center;padding-top:30px;border-top:1px solid rgba(255,255,255,.1);opacity:.8}@media (max-width:768px){.hero-title{font-size:2.5rem}.hero-subtitle{font-size:1.2rem}.nav-menu{flex-direction:column;gap:1rem}.features-grid,.stats-grid{grid-template-columns:1fr}}