* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            background: #0a0a0a;
            min-height: 100vh;
            display: flex;
            justify-content: center;
            align-items: center;
            padding: 20px;
        }

        .container {
            background: #1a1a1a;
            border: 1px solid #333;
            border-radius: 20px;
            padding: 40px;
            box-shadow: 0 20px 40px rgba(0, 0, 0, 0.5);
            text-align: center;
            max-width: 500px;
            width: 100%;
        }

        h1 {
            color: #ffffff;
            font-size: 2.5em;
            margin-bottom: 10px;
            font-weight: 300;
        }

        .subtitle {
            color: #aaaaaa;
            margin-bottom: 40px;
            font-size: 1.1em;
        }

        .download-grid {
            display: grid;
            gap: 20px;
            margin-bottom: 30px;
        }

        .download-btn {
            background: #1e3a8a;
            color: white;
            padding: 15px 25px;
            border: 1px solid #3b82f6;
            border-radius: 10px;
            font-size: 1.1em;
            font-weight: 500;
            cursor: pointer;
            text-decoration: none;
            display: inline-block;
            transition: all 0.3s ease;
            box-shadow: 0 4px 15px rgba(30, 58, 138, 0.3);
        }

        .download-btn:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 25px rgba(59, 130, 246, 0.4);
            background: #3b82f6;
            border-color: #60a5fa;
        }

        .download-btn:active {
            transform: translateY(0);
        }

        .icon {
            margin-right: 10px;
        }

        .footer {
            color: #666;
            font-size: 0.9em;
        }

        .secondary-btn {
            background: #23272f;
            color: #fff;
            padding: 10px 20px;
            border: 1px solid #3b82f6;
            border-radius: 8px;
            font-size: 1em;
            font-weight: 400;
            cursor: pointer;
            text-decoration: none;
            display: inline-block;
            transition: all 0.2s ease;
            margin-top: 0;
        }

        .secondary-btn:hover {
            background: #3b82f6;
            color: #fff;
            border-color: #60a5fa;
        }

        @media (max-width: 480px) {
            .container {
                padding: 30px 20px;
            }
            
            h1 {
                font-size: 2em;
            }
            
            .download-btn {
                padding: 12px 20px;
                font-size: 1em;
            }
        }