*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;line-height:1.6;color:#333;background-color:#f8f9fa}.container{max-width:800px;margin:0 auto;padding:2rem}.header{text-align:center;margin-bottom:3rem}.header h1{font-size:2.5rem;margin-bottom:.5rem;color:#2c3e50}.header p{font-size:1.2rem;color:#7f8c8d}.section{background:#fff;border-radius:8px;padding:2rem;margin-bottom:2rem;box-shadow:0 2px 10px #0000001a}.section h2{margin-bottom:1rem;color:#2c3e50;border-bottom:2px solid #3498db;padding-bottom:.5rem}.example{margin-bottom:2rem;padding:1.5rem;background:#f8f9fa;border-radius:6px;border-left:4px solid #3498db}.example h3{margin-bottom:1rem;color:#2c3e50}.example p{margin-bottom:1rem;font-size:1.1rem;line-height:1.8}.code{background:#2c3e50;color:#ecf0f1;padding:1rem;border-radius:4px;font-family:Monaco,Menlo,Ubuntu Mono,monospace;font-size:.9rem;overflow-x:auto;margin:1rem 0}.features{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:1.5rem;margin-top:2rem}.feature{background:#ecf0f1;padding:1.5rem;border-radius:6px;text-align:center}.feature h3{color:#2c3e50;margin-bottom:.5rem}.feature p{color:#7f8c8d;font-size:.9rem}.footer{text-align:center;margin-top:3rem;padding:2rem;color:#7f8c8d;border-top:1px solid #ecf0f1}.tabs-container{margin-bottom:2rem}.tabs{display:flex;gap:.5rem;background:#fff;padding:.5rem;border-radius:12px;box-shadow:0 2px 10px #0000001a;overflow-x:auto}.tab{flex:1;min-width:150px;display:flex;flex-direction:column;align-items:center;gap:.5rem;padding:1rem 1.5rem;background:transparent;border:2px solid transparent;border-radius:8px;cursor:pointer;transition:all .3s ease;font-size:.95rem;font-weight:500;color:#7f8c8d;position:relative;overflow:hidden}.tab:hover{background:#f8f9fa;color:#2c3e50;transform:translateY(-2px)}.tab--active{background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;border-color:#667eea;box-shadow:0 4px 15px #667eea66}.tab--active:hover{background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;transform:translateY(-2px)}.tab-icon{font-size:1.5rem;transition:transform .3s ease}.tab:hover .tab-icon{transform:scale(1.1)}.tab--active .tab-icon{animation:bounce .5s ease}.tab-label{font-size:.9rem;text-align:center;line-height:1.2}.tab-panels{position:relative}.tab-panel{animation:fadeIn .4s ease}.section-description{color:#7f8c8d;font-size:1rem;margin-bottom:1.5rem;padding:1rem;background:#f8f9fa;border-radius:6px;border-left:4px solid #667eea}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}@keyframes bounce{0%,to{transform:scale(1)}50%{transform:scale(1.2)}}@media(max-width:768px){.tabs{flex-direction:column}.tab{min-width:100%;flex-direction:row;justify-content:center}.tab-icon{font-size:1.2rem}.tab-label{font-size:.85rem}.container{padding:1rem}.header h1{font-size:2rem}.header p{font-size:1rem}}