body{margin:0;padding:0;font-family:'Roboto',sans-serif;background:linear-gradient(135deg,#e0f7fa,#b3e5fc);color:#333;line-height:1.6}.container{max-width:1200px;margin:0 auto;padding:40px 20px}.header{text-align:center;margin-bottom:60px;position:relative}.header:after{content:'';display:block;width:100px;height:4px;background:linear-gradient(90deg,#42a5f5,#1e88e5);margin:20px auto}.title{font-size:3rem;font-weight:700;background:linear-gradient(90deg,#42a5f5,#1e88e5);-webkit-background-clip:text;-webkit-text-fill-color:transparent;animation:float 3s ease-in-out infinite}@keyframes float{0%{transform:translateY(0)}50%{transform:translateY(-10px)}100%{transform:translateY(0)}}.notice{background:rgba(255,255,255,.9);padding:15px;border-radius:8px;box-shadow:0 4px 6px rgba(0,0,0,.1);margin:30px auto;max-width:800px;text-align:center;font-size:1.1rem}.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(500px,1fr));gap:40px;margin:40px 0}.card{background:#fff;border-radius:12px;box-shadow:0 10px 30px rgba(0,0,0,.1);padding:30px;transition:all .3s ease;position:relative;overflow:hidden}.card:before{content:'';position:absolute;top:0;left:0;width:100%;height:5px;background:linear-gradient(90deg,#42a5f5,#1e88e5)}.card:hover{transform:translateY(-10px);box-shadow:0 15px 40px rgba(0,0,0,.15)}.card h3{font-size:1.8rem;margin-top:0;color:#1e88e5}.card img{width:100%;height:auto;border-radius:8px;margin:20px 0;box-shadow:0 5px 15px rgba(0,0,0,.1);transition:all .3s ease}.card img:hover{transform:scale(1.02)}pre{background:#2d2d2d;color:#f8f8f2;padding:20px;border-radius:8px;overflow-x:auto;font-size:.9rem;line-height:1.5;margin:20px 0}.code-title{font-weight:700;color:#42a5f5;margin-bottom:10px}.footer{text-align:center;margin-top:60px;padding:30px 0;color:#666}@media(max-width:768px){.grid{grid-template-columns:1fr}.title{font-size:2rem}.card{padding:20px}}
