body { font-family: 'Segoe UI', Arial, sans-serif; line-height: 1.6; color: #333; max-width: 1200px; margin: 0 auto; padding: 20px; background-color: #fff5e6; }
        .logo { font-size: 28px; font-weight: bold; color: #ff6b35; margin-bottom: 20px; text-shadow: 1px 1px 2px #ccc; }
        nav { background-color: #ff6b35; padding: 10px; border-radius: 5px; margin-bottom: 30px; }
        nav ul { list-style: none; padding: 0; margin: 0; display: flex; flex-wrap: wrap; justify-content: center; }
        nav ul li { margin: 0 15px; }
        nav ul li a { color: white; text-decoration: none; font-weight: bold; }
        .mobile-nav-btn { display: none; background-color: #333; color: white; border: none; padding: 10px; border-radius: 5px; cursor: pointer; }
        h1 { color: #ff6b35; border-bottom: 3px solid #ff9f1c; padding-bottom: 10px; }
        h2 { color: #ff9f1c; border-bottom: 2px solid #ffb347; padding-bottom: 5px; }
        h3 { color: #ffb347; }
        .btn { display: inline-block; background-color: #ff6b35; color: white; padding: 12px 25px; text-decoration: none; border-radius: 5px; margin: 10px 0; font-weight: bold; }
        .download-section, .login-section { text-align: center; margin: 30px 0; }
        .image-container { text-align: center; margin: 30px 0; }
        .image-container img { max-width: 100%; height: auto; border-radius: 8px; }
        .stats-table { width: 100%; border-collapse: collapse; margin: 20px 0; }
        .stats-table th, .stats-table td { border: 1px solid #ddd; padding: 12px; text-align: left; }
        .stats-table th { background-color: #ff9f1c; color: white; }
        .strategy-tip { background-color: #fff3e0; padding: 15px; border-radius: 5px; margin: 15px 0; border-left: 4px solid #ff6b35; }
        .tags { margin: 20px 0; }
        .tags a { background-color: #ffb347; color: white; padding: 5px 10px; border-radius: 3px; text-decoration: none; margin: 0 5px 5px 0; display: inline-block; }
        footer { margin-top: 50px; padding-top: 20px; border-top: 2px solid #ff9f1c; text-align: center; font-size: 14px; color: #666; }
        @media (max-width: 768px) {
            .mobile-nav-btn { display: block; margin-bottom: 15px; }
            nav ul { display: none; flex-direction: column; align-items: center; }
            nav ul.active { display: flex; }
            nav ul li { margin: 5px 0; }
        }