:root {
            --primary-blue: #0d6efd;
            --secondary-green: #2e7d32;
            --accent-yellow: #ffc107;
            --light-gray: #f8f9fa;
            --dark-text: #212529;
            --light-text: #f8f9fa;
        }

        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            margin: 0;
            padding: 0;
            background-color: var(--light-gray);
            color: var(--dark-text);
            line-height: 1.6;
        }

        header {
            background: linear-gradient(135deg, var(--primary-blue), var(--secondary-green));
            color: white;
            padding: 15px 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
        }

        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        .btn {
            background-color: white;
            color: var(--primary-blue);
            padding: 10px 20px;
            border: none;
            border-radius: 50px;
            cursor: pointer;
            font-weight: 600;
            text-transform: uppercase;
            transition: all 0.3s ease;
            box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
        }

        .btn:hover {
            transform: translateY(-2px);
            box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
        }

        .page-header {
            background: linear-gradient(rgba(13, 110, 253, 0.8), rgba(46, 125, 50, 0.8)), 
                        url(../Icons/LOGOTIPO-06.png);
            background-size: cover;
            background-position: center;
            color: white;
            padding: 100px 20px;
            text-align: center;
            margin-bottom: 50px;
        }

        .page-header h1 {
            font-size: 2.5rem;
            margin-bottom: 20px;
            text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
        }

        .page-header p {
            font-size: 1.2rem;
            max-width: 800px;
            margin: 0 auto;
            text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.3);
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        .courses-intro {
            text-align: center;
            margin-bottom: 50px;
            padding: 0 20px;
        }

        .courses-intro h2 {
            color: var(--primary-blue);
            font-size: 2rem;
            margin-bottom: 20px;
            position: relative;
            display: inline-block;
        }

        .courses-intro h2::after {
            content: '';
            position: absolute;
            bottom: -10px;
            left: 50%;
            transform: translateX(-50%);
            width: 80px;
            height: 4px;
            background-color: var(--accent-yellow);
            border-radius: 2px;
        }

        .courses-intro p {
            font-size: 1.1rem;
            color: #555;
            max-width: 800px;
            margin: 0 auto;
        }

        .courses-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
            gap: 30px;
            margin-bottom: 50px;
        }

        .course-card {
            background: white;
            border-radius: 10px;
            overflow: hidden;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
            transition: all 0.3s ease;
        }

        .course-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 15px 30px rgba(0, 0, 0, 0.15);
        }

        .course-image {
            height: 200px;
            overflow: hidden;
        }

        .course-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }

        .course-card:hover .course-image img {
            transform: scale(1.1);
        }

        .course-content {
            padding: 25px;
        }

        .course-content h3 {
            color: var(--primary-blue);
            font-size: 1.5rem;
            margin-bottom: 15px;
        }

        .course-content p {
            color: #666;
            margin-bottom: 20px;
        }

        .course-duration {
            display: flex;
            align-items: center;
            gap: 10px;
            color: var(--secondary-green);
            font-weight: 600;
            margin-bottom: 15px;
        }

        .course-link {
            display: inline-block;
            background: linear-gradient(90deg, var(--primary-blue), var(--secondary-green));
            color: white;
            padding: 10px 20px;
            border-radius: 50px;
            text-decoration: none;
            font-weight: 600;
            transition: all 0.3s ease;
        }

        .course-link:hover {
            transform: translateY(-3px);
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
        }

        .testimonials {
            background-color: white;
            padding: 60px 20px;
            margin: 50px 0;
            text-align: center;
        }

        .testimonials h2 {
            color: var(--primary-blue);
            font-size: 2rem;
            margin-bottom: 40px;
        }

        .testimonial-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
            gap: 30px;
            max-width: 1200px;
            margin: 0 auto;
        }

        .testimonial-card {
            background-color: var(--light-gray);
            padding: 30px;
            border-radius: 10px;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
            text-align: left;
        }

        .testimonial-text {
            font-style: italic;
            margin-bottom: 20px;
            color: #555;
        }

        .testimonial-author {
            display: flex;
            align-items: center;
            gap: 15px;
        }

        .author-avatar {
            width: 50px;
            height: 50px;
            border-radius: 50%;
            overflow: hidden;
        }

        .author-avatar img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .author-info h4 {
            margin: 0;
            color: var(--primary-blue);
        }

        .author-info p {
            margin: 5px 0 0;
            color: #777;
            font-size: 0.9rem;
        }

        .cta-section {
            background: linear-gradient(135deg, var(--primary-blue), var(--secondary-green));
            color: white;
            padding: 60px 20px;
            text-align: center;
            border-radius: 10px;
            margin: 50px auto;
            max-width: 1200px;
        }

        .cta-section h2 {
            font-size: 2rem;
            margin-bottom: 20px;
        }

        .cta-section p {
            font-size: 1.2rem;
            max-width: 700px;
            margin: 0 auto 30px;
        }

        .cta-button {
            display: inline-block;
            background-color: white;
            color: var(--primary-blue);
            padding: 15px 30px;
            border-radius: 50px;
            text-decoration: none;
            font-weight: 600;
            font-size: 1.1rem;
            transition: all 0.3s ease;
        }

        .cta-button:hover {
            transform: translateY(-3px);
            box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
        }

        footer {
            background-color: var(--dark-text);
            color: white;
            padding: 40px 20px;
            text-align: center;
        }

        .footer-content {
            max-width: 1200px;
            margin: 0 auto;
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 30px;
            text-align: left;
        }

        .footer-column h3 {
            color: var(--accent-yellow);
            margin-bottom: 20px;
            font-size: 1.3rem;
        }

        .footer-column ul {
            list-style: none;
            padding: 0;
        }

        .footer-column ul li {
            margin-bottom: 10px;
        }

        .footer-column ul li a {
            color: #ddd;
            text-decoration: none;
            transition: color 0.3s ease;
        }

        .footer-column ul li a:hover {
            color: var(--accent-yellow);
        }

        .social-links {
            display: flex;
            gap: 15px;
            margin-top: 20px;
        }

        .social-link {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background-color: rgba(255, 255, 255, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            transition: all 0.3s ease;
        }

        .social-link:hover {
            background-color: var(--primary-blue);
            transform: translateY(-3px);
        }

        .copyright {
            margin-top: 40px;
            padding-top: 20px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            font-size: 0.9rem;
            color: #aaa;
        }

        @media (max-width: 768px) {
            .header-container {
                flex-direction: column;
                gap: 15px;
            }

            .page-header h1 {
                font-size: 2rem;
            }

            .page-header p {
                font-size: 1rem;
            }

            .courses-grid {
                grid-template-columns: 1fr;
            }
        }