:root {
            --primary: #0c4b35;
            --accent: #1a5685;
            --green: #10be7a;
            --dark: #111111;
            --light: #f4f4f4;
            --white: #ffffff;
        }
        body { font-family: 'Roboto', sans-serif; margin: 0; color: #333; line-height: 1.6; }
        .container { max-width: 1100px; margin: auto; padding: 0 15px; }
        header { background: var(--dark); color: var(--white); padding: 20px 0; }
        .logo-wrap img { max-width: 200px; }
        .main-nav { background: var(--primary); padding: 10px 0; display: flex; }
        .main-nav__menu { list-style: none; display: flex; gap: 20px; padding: 0; margin: 0; }
        .main-nav__menu a { color: white; text-decoration: none; font-weight: bold; }
        .promo-card { border: 1px solid #ddd; padding: 20px; border-radius: 8px; margin-bottom: 20px; }
        .btn { display: inline-block; padding: 12px 25px; border-radius: 4px; text-decoration: none; font-weight: bold; text-align: center; }
        .btn-green { background: var(--green); color: white; }
        .txt-green { color: var(--green); }
        .content-image { width: 100%; border-radius: 4px; box-shadow: 0 4px 6px rgba(0,0,0,0.1); margin: 15px 0; }
        .flex { display: flex; gap: 30px; }
        .sidebar { flex: 1; }
        .main-content { flex: 2; }
        footer { background: #0c0c23; color: white; text-align: center; padding: 30px; margin-top: 40px; }
        @media (max-width: 768px) { .flex { flex-direction: column; } }