:root {
            --primary-color: #6366f1;    /* Azul principal */
            --secondary-color: #a5b4fc;  /* Azul secundario */
            --accent-color: #e0e7ff;     /* Azul claro de acento */
            --dark-bg: #111827;          /* Fondo oscuro */
            --light-bg: #f9fafb;         /* Fondo claro */
            --text-light: #f3f4f6;       /* Texto claro */
            --text-dark: #1f2937;        /* Texto oscuro */
            --gray-medium: #6b7280;      /* Gris medio */
            --border-radius: 8px;        /* Radio de bordes */
            --transition: all 0.3s ease; /* Transición suave */
        }

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

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

        h1, h2, h3, h4 {
            font-weight: 700;
            line-height: 1.2;
            margin-bottom: 1rem;
        }

        h1 {
            font-size: 2.5rem;
        }

        h2 {
            font-size: 2rem;
        }

        h3 {
            font-size: 1.5rem;
        }

        p {
            margin-bottom: 1rem;
        }

        a {
            text-decoration: none;
            color: var(--primary-color);
            transition: var(--transition);
        }

        a:hover {
            color: var(--secondary-color);
        }

        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.5rem;
        }

        .btn {
            display: inline-block;
            padding: 0.75rem 1.5rem;
            border-radius: var(--border-radius);
            font-weight: 600;
            text-align: center;
            cursor: pointer;
            transition: var(--transition);
            border: none;
        }

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

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

        .btn-secondary {
            background-color: transparent;
            color: var(--primary-color);
            border: 2px solid var(--primary-color);
        }

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

        .btn-large {
            padding: 1rem 2rem;
            font-size: 1.1rem;
        }

        .section {
            padding: 4rem 0;
        }

        .section-title {
            text-align: center;
            margin-bottom: 3rem;
            position: relative;
        }

        .section-title:after {
            content: '';
            display: block;
            width: 60px;
            height: 3px;
            background: var(--primary-color);
            margin: 0.5rem auto;
        }

        .text-center {
            text-align: center;
        }

        /* Header */
        header {
            padding: 3rem 0;
            text-align: center;
            background-color: var(--dark-bg);
            color: var(--text-light);
        }

        .logo-container {
            display: inline-block;
            padding: 1.5rem;
            background-color: rgba(255, 255, 255, 0.05);
            border-radius: 50%;
            margin-bottom: 1.5rem;
        }

        #logo-svg {
            width: 120px;
            height: 120px;
        }

        header h1 {
            font-size: 3rem;
            background: linear-gradient(to right, var(--secondary-color), var(--primary-color));
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            margin-bottom: 0.5rem;
        }

        header p {
            font-size: 1.2rem;
            color: var(--gray-medium);
        }

        /* Navigation */
        nav {
            background-color: var(--dark-bg);
            padding: 1rem 0;
            position: sticky;
            top: 0;
            z-index: 100;
            box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
        }

        .nav-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .logo-text {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--text-light);
        }

        .logo-text span {
            color: var(--primary-color);
        }

        .nav-links {
            display: flex;
            list-style: none;
        }

        .nav-links li {
            margin-left: 2rem;
        }

        .nav-links a {
            color: var(--text-light);
            font-weight: 500;
        }

        .nav-links a:hover {
            color: var(--secondary-color);
        }

        .mobile-menu-btn {
            display: none;
            background: none;
            border: none;
            color: var(--text-light);
            font-size: 1.5rem;
            cursor: pointer;
        }

        /* Hero Section */
        .hero {
            background: linear-gradient(rgba(17, 24, 39, 0.8), rgba(17, 24, 39, 0.9)), url('https://via.placeholder.com/1920x1080') center/cover no-repeat;
            color: var(--text-light);
            padding: 6rem 0;
            text-align: center;
        }

        .hero h2 {
            font-size: 2.5rem;
            margin-bottom: 1rem;
        }

        .hero p {
            font-size: 1.2rem;
            max-width: 700px;
            margin: 0 auto 2rem;
            color: var(--gray-medium);
        }

        .hero-buttons {
            display: flex;
            justify-content: center;
            gap: 1rem;
            flex-wrap: wrap;
        }

        /* Events Section */
        .main-event-banner {
            background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
            color: white;
            border-radius: var(--border-radius);
            overflow: hidden;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
            margin-bottom: 3rem;
        }
        
        .banner-content {
            display: flex;
            align-items: center;
            min-height: 350px;
        }
        
        .banner-image {
            flex: 0 0 40%;
            height: 350px;
            background-color: rgba(0, 0, 0, 0.2);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 5rem;
            color: rgba(255, 255, 255, 0.8);
        }
        
        .banner-info {
            flex: 1;
            padding: 2rem;
        }
        
        .banner-badge {
            display: inline-block;
            background: rgba(255, 255, 255, 0.2);
            padding: 0.5rem 1rem;
            border-radius: 30px;
            font-size: 0.9rem;
            margin-bottom: 1rem;
            font-weight: 600;
        }
        
        .banner-title {
            font-size: 2.2rem;
            margin-bottom: 1rem;
            line-height: 1.2;
        }
        
        .banner-date, .banner-location {
            display: flex;
            align-items: center;
            margin-bottom: 0.5rem;
            font-size: 1.1rem;
        }
        
        .banner-date i, .banner-location i {
            margin-right: 0.5rem;
            width: 20px;
        }
        
        .banner-description {
            margin: 1.5rem 0;
            font-size: 1.1rem;
            line-height: 1.6;
            opacity: 0.9;
        }
        
        .banner-actions {
            display: flex;
            gap: 1rem;
            flex-wrap: wrap;
        }
        
        .banner-btn {
            display: inline-flex;
            align-items: center;
            padding: 0.8rem 1.5rem;
            border-radius: var(--border-radius);
            font-weight: 600;
            text-align: center;
            cursor: pointer;
            transition: var(--transition);
            border: none;
            text-decoration: none;
        }
        
        .banner-btn-primary {
            background-color: white;
            color: var(--primary-color);
        }
        
        .banner-btn-primary:hover {
            background-color: var(--accent-color);
            transform: translateY(-2px);
        }
        
        .banner-btn-secondary {
            background-color: transparent;
            color: white;
            border: 2px solid white;
        }
        
        .banner-btn-secondary:hover {
            background-color: white;
            color: var(--primary-color);
        }
        
        .banner-btn i {
            margin-right: 0.5rem;
        }
        
        .events-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 2rem;
        }

        .event-card {
            background: white;
            border-radius: var(--border-radius);
            overflow: hidden;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
            transition: var(--transition);
        }

        .event-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
        }

        .event-image {
            height: 200px;
            background-color: var(--secondary-color);
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            font-size: 3rem;
        }

        .event-content {
            padding: 1.5rem;
        }

        .event-date {
            color: var(--primary-color);
            font-weight: 600;
            margin-bottom: 0.5rem;
        }

        .event-title {
            margin-bottom: 1rem;
        }

        .event-description {
            color: var(--gray-medium);
            margin-bottom: 1.5rem;
        }

        /* About Section */
        .about-content {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 3rem;
            align-items: center;
        }

        .about-text h3 {
            color: var(--primary-color);
            margin-bottom: 1rem;
        }

        .about-image {
            background-color: var(--accent-color);
            height: 300px;
            border-radius: var(--border-radius);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary-color);
            font-size: 5rem;
        }

        /* Sponsors Section */
        .sponsors-section {
            background-color: var(--light-bg);
        }

        .sponsors-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
            gap: 2rem;
            align-items: center;
        }

        .sponsor-item {
            background: white;
            padding: 1.5rem;
            border-radius: var(--border-radius);
            text-align: center;
            box-shadow: 0 3px 10px rgba(0, 0, 0, 0.05);
            transition: var(--transition);
        }

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

        .sponsor-logo {
            height: 80px;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 1rem;
            color: var(--primary-color);
            font-size: 2.5rem;
        }

        .sponsor-name {
            font-weight: 600;
        }

        /* Footer */
        footer {
            background-color: var(--dark-bg);
            color: var(--text-light);
            padding: 3rem 0 1.5rem;
        }

        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2rem;
            margin-bottom: 2rem;
        }

        .footer-column h3 {
            color: var(--text-light);
            margin-bottom: 1.5rem;
            position: relative;
        }

        .footer-column h3:after {
            content: '';
            display: block;
            width: 40px;
            height: 2px;
            background: var(--primary-color);
            margin-top: 0.5rem;
        }

        .footer-links {
            list-style: none;
        }

        .footer-links li {
            margin-bottom: 0.75rem;
        }

        .footer-links a {
            color: var(--gray-medium);
        }

        .footer-links a:hover {
            color: var(--secondary-color);
        }

        .social-links {
            display: flex;
            gap: 1rem;
            margin-top: 1rem;
        }

        .social-links a {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            background-color: rgba(255, 255, 255, 0.1);
            border-radius: 50%;
            color: var(--text-light);
            transition: var(--transition);
        }

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

        .copyright {
            text-align: center;
            padding-top: 1.5rem;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            color: var(--gray-medium);
            font-size: 0.9rem;
        }

        /* Responsive Design */

        @media (max-width: 968px) {
            .banner-content {
                flex-direction: column;
                min-height: auto;
            }
            
            .banner-image {
                flex: 0 0 200px;
                width: 100%;
            }
            
            .banner-title {
                font-size: 1.8rem;
            }
        }
        
        @media (max-width: 480px) {
            .banner-actions {
                flex-direction: column;
            }
            
            .banner-btn {
                justify-content: center;
            }
        }
        
        @media (max-width: 768px) {
            h1 {
                font-size: 2rem;
            }
            
            h2 {
                font-size: 1.75rem;
            }
            
            .nav-links {
                display: none;
                flex-direction: column;
                position: absolute;
                top: 100%;
                left: 0;
                width: 100%;
                background-color: var(--dark-bg);
                padding: 1rem 0;
            }
            
            .nav-links.active {
                display: flex;
            }
            
            .nav-links li {
                margin: 0.5rem 0;
                text-align: center;
            }
            
            .mobile-menu-btn {
                display: block;
            }
            
            .about-content {
                grid-template-columns: 1fr;
            }
            
            .hero-buttons {
                flex-direction: column;
                align-items: center;
            }
            
            .hero-buttons .btn {
                width: 100%;
                max-width: 300px;
            }
            
            .main-event-image {
                height: 200px;
            }
        }