body { font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif; line-height: 1.6; color: #333; max-width: 1200px; margin: 0 auto; padding: 20px; }
        .logo { font-size: 2.5em; font-weight: bold; color: #FF6B35; text-shadow: 2px 2px 4px rgba(0,0,0,0.2); margin-bottom: 20px; }
        nav { background-color: #1E3A8A; padding: 15px; border-radius: 8px; margin-bottom: 25px; }
        nav ul { list-style: none; padding: 0; margin: 0; display: flex; flex-wrap: wrap; justify-content: center; }
        nav li { margin: 0 15px; }
        nav a { color: white; text-decoration: none; font-weight: 600; }
        .mobile-nav-toggle { display: none; background: #FF6B35; color: white; border: none; padding: 10px 15px; border-radius: 5px; cursor: pointer; }
        h1 { color: #1E3A8A; border-bottom: 3px solid #FF6B35; padding-bottom: 10px; margin-bottom: 25px; }
        h2 { color: #FF6B35; margin: 30px 0 15px; }
        h3 { color: #1E3A8A; margin: 25px 0 10px; }
        .download-btn, .login-btn { display: inline-block; background: #FF6B35; color: white; padding: 12px 25px; margin: 15px 0; border-radius: 8px; text-decoration: none; font-weight: bold; }
        .stats-box { background: #F0F9FF; padding: 20px; border-radius: 8px; margin: 20px 0; }
        .攻略 { background: #FFF3E0; padding: 20px; border-radius: 8px; margin: 20px 0; }
        .community { background: #E8F5E9; padding: 20px; border-radius: 8px; margin: 20px 0; }
        img { max-width: 100%; height: auto; border-radius: 8px; margin: 15px 0; }
        footer { margin-top: 40px; padding: 20px; background: #1E3A8A; color: white; border-radius: 8px; }
        @media (max-width: 768px) {
            nav ul { flex-direction: column; align-items: center; }
            nav li { margin: 5px 0; }
            .mobile-nav-toggle { display: block; }
            .desktop-nav { display: none; }
            .mobile-nav-toggle.active + .desktop-nav { display: block; }
        }