:root {
    --primary: #1e88e5;
    --secondary: #0d47a1;
    --accent: #ff5722;
    --light: #bbdefb;
    --dark: #212121;
    --gray: #757575;
    --background: #f5f5f5;
    --card-bg: #ffffff;
    --success: #4CAF50;
}

* {
    box-sizing: border-box;
}

body {
    background-color: var(--background);
    font-family: 'Open Sans', sans-serif;
    margin: 0;
    padding: 0;
    color: var(--dark);
    line-height: 1.6;
}

h1, h2, h3, h4 {
    font-family: 'Montserrat', sans-serif;
    color: var(--secondary);
}

a {
    text-decoration: none;
    color: var(--primary);
    transition: color 0.3s;
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
}

/* Barra de navegación */
nav {
    background-color: var(--secondary);
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

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

.logo {
    color: white;
    font-weight: 700;
    font-size: 1.8rem;
    display: flex;
    align-items: center;
}

.logo i {
    margin-right: 10px;
    color: var(--accent);
}

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

.nav-links {
    display: flex;
    list-style: none;
    margin: 0;
    padding: 0;
}

.nav-links li {
    margin-left: 1.5rem;
    position: relative;
}

.nav-links a {
    color: white;
    font-weight: 600;
    padding: 0.5rem 1rem;
    display: block;
    transition: all 0.3s;
    border-radius: 4px;
}

.nav-links a:hover {
    background-color: rgba(255, 255, 255, 0.1);
    color: var(--light);
}

.menu-toggle {
    display: none;
    background: none;
    border: none;
    color: white;
    font-size: 1.5rem;
    cursor: pointer;
    padding: 0.5rem;
}

/* Hero Section */
.hero {
    background-image: linear-gradient(rgba(0,0,0,0.7), rgba(0,0,0,0.7)), url('https://images.unsplash.com/photo-1574629810360-7efbbe195018?ixlib=rb-4.0.3&ixid=M3wxMjA3fDB8MHxwaG90by1wYWdlfHx8fGVufDB8fHx8fA%3D%3D&auto=format&fit=crop&w=2070&q=80');
    background-size: cover;
    background-position: center;
    height: 500px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    color: white;
    padding: 0 1rem;
    position: relative;
}

.hero h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
}

.hero p {
    font-size: 1.3rem;
    margin-bottom: 2rem;
    max-width: 1000px;
    text-align: end;
}

.btn {
    display: inline-block;
    background-color: var(--accent);
    color: white;
    padding: 0.8rem 2rem;
    border-radius: 30px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: all 0.3s;
    box-shadow: 0 4px 8px rgba(0,0,0,0.2);
    border: none;
    cursor: pointer;
    font-size: 1rem;
}

.btn:hover {
    background-color: #e64a19;
    transform: translateY(-3px);
    box-shadow: 0 6px 12px rgba(0,0,0,0.3);
}

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

.btn-secondary:hover {
    background-color: #0a3d91;
}

/* Main Content */
.main-content {
    padding: 4rem 0;
}

.section-title {
    text-align: center;
    margin-bottom: 2rem;
    position: relative;
}

.section-title:after {
    content: '';
    display: block;
    width: 80px;
    height: 4px;
    background-color: var(--accent);
    margin: 1rem auto 0;
}

.section-title-white {
    color: white;
}

.section-title-white:after {
    background-color: var(--accent);
}

.section-description {
    text-align: center;
    max-width: 800px;
    margin: 0 auto 3rem;
}

.section-description p {
    color: var(--gray);
}

.section-description-white p {
    color: white;
}

/* Tarjetas de Categorías */
.categorias-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.categoria-card {
    background-color: white;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    transition: all 0.3s ease;
}

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

.categoria-imagen-container {
    position: relative;
    height: 200px;
}

.categoria-imagen {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.categoria-titulo-imagen {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(rgba(0,0,0,0.4), rgba(0,0,0,0.7));
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    color: white;
    text-align: center;
    padding: 1rem;
}

.categoria-titulo-imagen h3 {
    color: white;
    margin: 0;
    font-size: 1.8rem;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
}

.categoria-icon {
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
    color: var(--accent);
}

.categoria-body {
    padding: 2rem;
}

.categoria-descripcion {
    color: var(--gray);
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.premio-container {
    text-align: center;
    padding: 1.5rem;
    margin: 1.5rem 0;
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
    border-radius: 10px;
    border-left: 5px solid var(--accent);
}

.premio-secundario {
    background: linear-gradient(135deg, #fdfcfb 0%, #e2d1c3 100%);
}

.premio-label {
    display: block;
    color: var(--gray);
    font-size: 1rem;
    margin-bottom: 0.5rem;
}

.premio-valor {
    display: block;
    color: var(--accent);
    font-size: 2.2rem;
    font-weight: 700;
    line-height: 1;
    margin-bottom: 0.5rem;
}

.premio-descripcion {
    color: var(--dark);
    font-size: 0.9rem;
    font-weight: 600;
}

.btn-categoria {
    display: block;
    width: 100%;
    background-color: var(--primary);
    color: white;
    text-align: center;
    padding: 0.8rem;
    border-radius: 8px;
    font-weight: 600;
    transition: all 0.3s;
    margin-top: 1rem;
}

.btn-categoria:hover {
    background-color: var(--secondary);
    transform: translateY(-2px);
}

.cta-container {
    text-align: center;
    margin-top: 3rem;
}

.cta-text {
    color: var(--gray);
    margin-bottom: 1rem;
}

/* Sección de Reglamento */
.reglamento-section, .inscripcion-section {
    padding: 4rem 0;
    background-color: #f8f9fa;
}

.reglamento-btn-container, .inscripcion-btn-container {
    text-align: center;
    margin-bottom: 2rem;
}

.reglamento-container, .inscripcion-container {
    display: none;
    background-color: white;
    border-radius: 12px;
    padding: 2.5rem;
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
    margin-top: 2rem;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.reglamento-container.active, .inscripcion-container.active {
    display: block;
    animation: fadeIn 0.5s ease;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.reglamento-header, .inscripcion-header {
    margin-bottom: 2rem;
    padding-bottom: 1rem;
    border-bottom: 2px solid var(--light);
    text-align: center;
}

.reglamento-header h3, .inscripcion-header h3 {
    color: var(--secondary);
    margin-bottom: 0.5rem;
}

.reglamento-subtitle, .inscripcion-subtitle {
    color: var(--gray);
}

.reglamento-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.reglamento-columna {
    display: flex;
    flex-direction: column;
}

.reglamento-item {
    margin-bottom: 1.5rem;
}

.reglamento-item h4 {
    color: var(--secondary);
    margin-bottom: 0.5rem;
    display: flex;
    align-items: center;
}

.reglamento-item h4 i {
    color: var(--accent);
    margin-right: 10px;
    font-size: 1.2rem;
}

.reglamento-item p {
    color: var(--gray);
    margin-left: 1.8rem;
}

.reglamento-destacado {
    background-color: var(--light);
    padding: 1.5rem;
    border-radius: 8px;
    margin-top: 2rem;
    border-left: 4px solid var(--accent);
}

.reglamento-destacado h4 {
    color: var(--secondary);
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
}

.reglamento-destacado h4 i {
    color: var(--accent);
    margin-right: 10px;
}

.reglamento-destacado p {
    color: var(--dark);
    margin: 0;
}

.reglamento-download {
    text-align: center;
    margin-top: 2rem;
}


/* Patrocinadores Section */
.patrocinadores-section {
    background-color: var(--secondary);
    padding: 3rem 0;
    color: white;
}

.patrocinadores-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 2rem;
}

.patrocinador-card {
    background-color: white;
    border-radius: 8px;
    padding: 1.5rem;
    text-align: center;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    transition: transform 0.3s;
}

.patrocinador-card:hover {
    transform: translateY(-5px);
}

.patrocinador-img {
    width: 100%;
    height: 120px;
    object-fit: contain;
    margin-bottom: 1rem;
}

.patrocinador-content h4 {
    margin-top: 0;
    color: var(--secondary);
}

.patrocinador-content p {
    color: var(--gray);
    font-size: 0.9rem;
    margin-bottom: 1rem;
}

.patrocinador-btn {
    display: inline-block;
    background-color: var(--primary);
    color: white;
    padding: 0.5rem 1.2rem;
    border-radius: 4px;
    font-size: 0.9rem;
    transition: all 0.3s;
}

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

/* Contacto Section */
.contacto-section {
    padding: 4rem 0;
    background-color: var(--light);
}

.contacto-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.contacto-info {
    background-color: white;
    padding: 2rem;
    border-radius: 8px;
    box-shadow: 0 4px 10px rgba(0,0,0,0.1);
}

.contacto-info h3 {
    margin-top: 0;
    color: var(--secondary);
    margin-bottom: 1.5rem;
}

.contacto-item {
    display: flex;
    align-items: center;
    margin-bottom: 1rem;
}

.contacto-item i {
    margin-right: 1rem;
    color: var(--accent);
    font-size: 1.2rem;
    width: 30px;
    text-align: center;
}

/* Footer simplificado */
footer {
    background-color: var(--dark);
    color: white;
    padding: 2rem 0;
    text-align: center;
}

.footer-logo {
    justify-content: center;
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.footer-description {
    margin: 1rem 0;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    color: #ccc;
}

.social-links {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin: 1.5rem 0;
}

.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: white;
    transition: all 0.3s;
}

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

.copyright {
    padding-top: 1.5rem;
    margin-top: 1.5rem;
    border-top: 1px solid rgba(255,255,255,0.1);
    color: #aaa;
    font-size: 0.9rem;
}

/* Responsive */
@media (max-width: 992px) {
    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background-color: var(--secondary);
        flex-direction: column;
        padding: 1rem 0;
        box-shadow: 0 5px 10px rgba(0,0,0,0.1);
    }
    
    .nav-links.active {
        display: flex;
    }
    
    .nav-links li {
        margin: 0;
        text-align: center;
    }
    
    .nav-links a {
        padding: 0.8rem 2rem;
    }
    
    .menu-toggle {
        display: block;
    }
    
    .hero h1 {
        font-size: 2.2rem;
    }
    
    .hero p {
        font-size: 1.1rem;
    }
    
    .categorias-grid {
        grid-template-columns: 1fr;
    }
    
    .reglamento-grid {
        grid-template-columns: 1fr;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .hero {
        height: 400px;
    }
    
    .hero h1 {
        font-size: 1.8rem;
    }
    
    .btn {
        padding: 0.7rem 1.5rem;
        font-size: 0.9rem;
    }
    
    .patrocinadores-grid {
        grid-template-columns: 1fr;
    }
    
    .premio-valor {
        font-size: 1.8rem;
    }
    
    .categoria-titulo-imagen h3 {
        font-size: 1.5rem;
    }
    
    .reglamento-container, .inscripcion-container {
        padding: 1.5rem;
    }
}