:root {
            --primary-color: #1a1a1a;
            --secondary-color: #ff4400;
            --text-color: #ffffff;
            --background-light: #ffffff;
            --background-dark: #1a1a1a;
        }

        [data-theme="dark"] {
            --primary-color: #ffffff;
            --secondary-color: #ff4400;
            --text-color: #1a1a1a;
            --background-light: #1a1a1a;
            --background-dark: #333333;
        }

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

        body {
            font-family: 'Arial', sans-serif;
            background-color: var(--background-dark);
            color: var(--text-color);
            line-height: 1.6;
        }

        .header {
            background-color: var(--secondary-color);
            padding: 1rem;
            text-align: center;
            color: var(--text-color);
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 2rem;
            display: flex;
            gap: 2rem;
            align-items: center;
            flex-wrap: wrap;
        }

        .column-left {
            flex: 1;
            min-width: 300px;
            padding-right: 2rem;
            text-align: left;
        }

        .column-right {
            flex: 1;
            min-width: 300px;
        }

        .column-right img {
            width: 100%;
            max-width: 600px;
            height: auto;
            display: block;
        }

        .title {
            font-size: 2.5rem;
            color: var(--secondary-color);
            margin-bottom: 1rem;
        }

        .subtitle {
            font-size: 1.5rem;
            margin-bottom: 1rem;
        }

        .description {
            font-size: 1.1rem;
            margin-bottom: 2rem;
        }

        .button-container {
            display: flex;
            gap: 1rem;
            justify-content: flex-start;
        }

        .btn {
            padding: 1rem 2rem;
            border: none;
            border-radius: 5px;
            cursor: pointer;
            transition: all 0.3s ease;
        }

        .btn-primary {
            background-color: var(--secondary-color);
            color: var(--text-color);
        }

        .btn-secondary {
            background-color: var(--background-light);
            color: var(--secondary-color);
            border: 1px solid var(--secondary-color);
        }

        .btn:hover {
            opacity: 0.9;
            transform: translateY(-2px);
        }

        .dark-mode-toggle {
            position: fixed;
            top: 1rem;
            right: 1rem;
            padding: 0.5rem;
            cursor: pointer;
            background-color: var(--secondary-color);
            color: var(--text-color);
            border: none;
            border-radius: 5px;
            cursor: pointer;
        }

        .footer {
            text-align: center;
            padding: 2rem;
            margin-top: 2rem;
            background-color: var(--background-light);
            color: var(--text-color);
        }

        @media (max-width: 768px) {
            .container {
                flex-direction: column;
                text-align: center;
            }

            .column-left,
            .column-right {
                width: 100%;
                padding: 0 1rem;
            }
        }