*{margin:0;padding:0;box-sizing:border-box;font-family:Arial,Microsoft YaHei,sans-serif}body{background-color:#f0f2f5;color:#333;padding-bottom:60px}.container{max-width:1200px;margin:0 auto;padding:0 20px}.ad-block{width:100%;background:#fff;border:1px solid #e5e7eb;border-radius:8px;padding:15px 0;text-align:center;margin:20px 0;color:#666}.header{background:#2563eb;color:#fff;padding:20px 0;border-radius:0 0 12px 12px}.header h1{text-align:center;font-size:2.5rem;margin-bottom:10px}.header p{text-align:center;font-size:1rem;opacity:.9}.game-list{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:24px;margin:30px 0}.game-card{background:#fff;border-radius:12px;box-shadow:0 4px 12px #00000014;overflow:hidden;transition:transform .2s ease;cursor:pointer}.game-card:hover{transform:translateY(-5px)}.game-card img{width:100%;height:180px;object-fit:cover;background:#e5e7eb}.game-card .game-info{padding:20px}.game-card h3{font-size:1.25rem;margin-bottom:8px;color:#1f2937}.game-card p{color:#6b7280;font-size:.9rem;line-height:1.5}.game-container{background:#fff;border-radius:12px;box-shadow:0 4px 12px #00000014;padding:30px;margin:20px 0;min-height:500px}.game-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px;padding-bottom:15px;border-bottom:1px solid #e5e7eb}.game-header h2{font-size:1.5rem;color:#1f2937}.back-btn{padding:8px 16px;background:#2563eb;color:#fff;border:none;border-radius:6px;cursor:pointer;transition:background .2s}.back-btn:hover{background:#1d4ed8}.game-content{max-width:600px;margin:0 auto;text-align:center}.footer{text-align:center;padding:20px 0;color:#6b7280;margin-top:40px}