body{background:linear-gradient(135deg,#1e3c72,#2a5298);color:#fff;font-family:'Roboto',sans-serif;margin:0;padding:0}.container{max-width:1200px;margin:0 auto;padding:20px}.header{text-align:center;padding:60px 0 40px;position:relative}.header::after{content:'';position:absolute;bottom:0;left:25%;width:50%;height:2px;background:linear-gradient(90deg,transparent,#28a745,transparent)}.title{font-size:2.5rem;margin-bottom:20px;text-shadow:0 2px 4px rgba(0,0,0,0.3)}.subtitle{font-size:1.2rem;opacity:0.8}.article{background:rgba(255,255,255,0.05);border-radius:12px;padding:40px;margin:40px 0;box-shadow:0 10px 30px rgba(0,0,0,0.2)}.article h2{color:#28a745;font-size:1.8rem;margin-top:40px;position:relative}.article h2::after{content:'';position:absolute;bottom:-10px;left:0;width:100px;height:3px;background:linear-gradient(90deg,#28a745,transparent)}.article h3{color:#ff9800;font-size:1.4rem;margin-top:30px}.article p{font-size:1.1rem;line-height:1.6;margin:20px 0}.article code,.article pre{background:rgba(0,0,0,0.3);border-radius:6px;padding:15px;display:block;overflow-x:auto;font-family:'Courier New',monospace;margin:20px 0}.article pre code{padding:0}.image-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:20px;margin:40px 0}.image-card{border-radius:12px;overflow:hidden;box-shadow:0 5px 15px rgba(0,0,0,0.2);transition:transform 0.3s ease}.image-card:hover{transform:translateY(-5px)}.image-card img{width:100%;height:auto;display:block}.footer{text-align:center;padding:40px 0;font-size:0.9rem;opacity:0.7}.notice{background:rgba(255,255,255,0.1);padding:15px;border-radius:8px;margin:20px 0;text-align:center;font-size:0.9rem}@media (max-width:768px){.header{padding:40px 0 30px}.title{font-size:2rem}.article{padding:20px}.image-grid{grid-template-columns:1fr}}