/* --- 1. Variables y Estilos Globales --- */
        :root {
            --color-primary-blue: #002a9c;
            --color-primary-yellow: #f2bc1c;
            --color-secondary-yellow: #d3a029;
            --color-text-dark: #333333;
            --color-text-light: #ffffff;
            --color-background-light: #ffffff;
            --color-background-dark: #002a9c;
            --font-main: 'Roboto', sans-serif;
            --font-heading: 'Roboto Slab', serif;
        }

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

        body {
            font-family: var(--font-main);
            color: var(--color-text-dark);
            background-color: #ffffff;
            line-height: 1.7;
        }

        a {
            color: var(--color-primary-blue);
            font-weight: 700;
            text-decoration: none;
        }
        a:hover {
            text-decoration: underline;
        }

        /* --- 2. Header --- */
        .main-header {
            background-color: var(--color-background-light);
            padding: 20px 0;
            box-shadow: 0 2px 10px rgba(0,0,0,0.1);
            text-align: center;
        }
        .main-header .logo-link {
            display: inline-block;
        }
        .main-header .logo-img {
            max-width: 100%;
            height: auto;
        }
        
        /* --- 3. Contenido Principal --- */
        .main-content {
            max-width: 800px;
            margin: 40px auto;
            padding: 40px;
            background-color: var(--color-background-light);
            border-radius: 8px;
            box-shadow: 0 4px 15px rgba(0,0,0,0.07);
            text-align: justify;
        }
        
        @media (max-width: 768px) {
            .main-content {
                margin: 20px auto;
                padding: 25px;
                text-align: justify;
            }
        }

        h1, h2, h3 {
            font-family: var(--font-heading);
            color: var(--color-primary-blue);
            margin-top: 1.5em;
            margin-bottom: 0.8em;
            line-height: 1.3;
        }

        h1 {
            font-size: 2.2rem;
            text-align: center;
            margin-top: 0;
        }
        
        h2 {
            font-size: 1.7rem;
            border-bottom: 2px solid #eee;
            padding-bottom: 0.3em;
        }

        h3 {
            font-size: 1.4rem;
        }

        p {
            margin-bottom: 1.2em;
        }

        ul {
            list-style-type: disc;
            padding-left: 25px;
            margin-bottom: 1.2em;
        }
        
        li {
            margin-bottom: 0.5em;
        }

        /* --- 4. Footer --- */
        .main-footer {
            background-color: var(--color-background-dark);
            color: #d3d3d3;
            padding: 50px 20px;
        }
        .footer-container {
            max-width: 1100px;
            margin: 0 auto;
            display: grid;
            grid-template-columns: 1fr;
            gap: 40px;
            text-align: center;
        }
        @media (min-width: 768px) {
            .footer-container {
                grid-template-columns: 1fr 2fr 1fr;
                text-align: left;
            }
        }
        .footer-logo {
            max-width: 200px;
            margin-bottom: 10px;
        }
        .footer-copyright p {
            font-size: 0.9em;
        }
        .footer-copyright a {
            color: var(--color-secondary-yellow);
        }
        .footer-column h3 {
            color: var(--color-text-light);
            font-size: 1.1rem;
            margin-bottom: 15px;
            padding-bottom: 10px;
            border-bottom: 2px solid var(--color-secondary-yellow);
            display: inline-block;
        }
        .footer-menu ul {
            list-style: none;
            padding: 0;
        }
        .footer-menu a {
            color: var(--color-primary-yellow);
            font-weight: 400;
        }
        .social-icons a {
            color: var(--color-text-light);
            font-size: 1.5rem;
            margin: 0 10px;
            transition: color 0.3s;
        }
        .social-icons a:hover {
            color: var(--color-primary-yellow);
        }