/* Definición de Variables Globales */
:root {
    /* Colores principales */
    --primary-color: #f7df1e;
    --secondary-color: #2c3e50;
    --accent-color: #e67e22;
    --text-color: #333;
    --background-color: #f9f9f9;
    
    /* Colores de navegación */
    --nav-background: #34495e;
    --nav-text: #ecf0f1;
}

/* Reset y Configuración Base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--background-color);
    overflow-x: hidden;
    padding-top: 60px; /* Espacio para navegación fija */
}

/* Estilos de Navegación */
.main-nav {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: var(--nav-background);
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
    z-index: 1000;
}

.main-nav ul {
    display: flex;
    justify-content: center;
    list-style: none;
    padding: 1rem 0;
}

.main-nav ul li {
    margin: 0 1rem;
}

.main-nav ul li a {
    color: var(--nav-text);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
    position: relative;
}

.main-nav ul li a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -5px;
    left: 0;
    background-color: var(--primary-color);
    transition: width 0.3s ease;
}

.main-nav ul li a:hover::after {
    width: 100%;
}

.main-nav ul li a.active {
    color: var(--primary-color);
}

/* Estilos de Formulario */
.participation-form {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--secondary-color);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid #ddd;
    border-radius: 8px;
    transition: border-color 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent-color);
}

.btn-submit {
    background-color: var(--accent-color);
    color: white;
    border: none;
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    cursor: pointer;
    transition: background-color 0.3s ease, transform 0.2s ease;
}

.btn-submit:hover {
    background-color: #d35400;
    transform: translateY(-2px);
}

/* Sección Hero */
.hero {
    position: relative;
    height: 100vh;
    background: linear-gradient(45deg, var(--primary-color) 0%, #f39c12 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    clip-path: polygon(0 0, 100% 0, 100% 85%, 0 100%);
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 800px;
    padding: 2rem;
}

.hero-title {
    font-size: 4.5rem;
    font-weight: 900;
    color: var(--secondary-color);
    margin-bottom: 1rem;
    line-height: 1.2;
    text-shadow: 3px 3px 6px rgba(0, 0, 0, 0.1);
    animation: slideDown 1s ease-out;
}

.hero-subtitle {
    font-size: 2rem;
    color: var(--secondary-color);
    margin-bottom: 2rem;
    font-weight: 300;
    animation: slideUp 1s ease-out;
}

.logo-container {
    display: flex;
    justify-content: center;
    margin: 3rem 0;
}

.logo {
    width: 250px;
    height: 250px;
    object-fit: contain;
    filter: drop-shadow(5px 5px 10px rgba(0, 0, 0, 0.2));
    animation: float 6s ease-in-out infinite;
}

/* Estilo de Elementos Secundarios */
.proximos-pasos {
    height: 50vh;
    max-height: 500px;
    object-fit: contain;
    filter: drop-shadow(5px 5px 10px rgba(0, 0, 0, 0.2));
    animation: 
        float 6s ease-in-out infinite,
        pulse 3s ease-in-out infinite alternate;
    transition: transform 0.3s ease, filter 0.3s ease;
}

/* Sección de Contenido */
.content-section {
    width: 85vw;
    margin: 0 auto;
    padding: 4rem 2rem;
}

/* Listado de Índice */
.index-list {
    background: white;
    border-radius: 20px;
    padding: 3rem;
    margin: 3rem 0;
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.1);
    transform: translateY(50px);
    opacity: 0;
    animation: fadeInUp 1s ease-out forwards;
}

.index-list ol {
    list-style: none;
    counter-reset: index-counter;
}

.index-list li {
    counter-increment: index-counter;
    margin-bottom: 1.5rem;
    position: relative;
    padding-left: 3.5rem;
    font-size: 1.2rem;
    transition: transform 0.3s ease;
}

.index-list li:hover {
    transform: translateX(10px);
}

.index-list li::before {
    content: counter(index-counter);
    position: absolute;
    left: 0;
    width: 2.5rem;
    height: 2.5rem;
    background: var(--primary-color);
    color: var(--secondary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    box-shadow: 0 3px 10px rgba(0, 0, 0, 0.1);
}

/* Bloques de Contenido */
.content-block {
    background: white;
    border-radius: 20px;
    padding: 4rem;
    margin: 4rem 0;
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
    transform: translateY(50px);
    opacity: 0;
    animation: fadeInUp 1s ease-out forwards;
}

.content-block:hover {
    transform: translateY(-5px);
}

.section-image {
    width: 100%;
    max-width: 500px;
    margin: 3rem auto;
    display: block;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
    transition: transform 0.3s ease;
}

.section-image:hover {
    transform: scale(1.05);
}

.highlight-text {
    background: linear-gradient(120deg, #f6d365 0%, #fda085 100%);
    padding: 2rem;
    border-radius: 15px;
    color: var(--secondary-color);
    margin: 2rem 0;
}

/* Estilos de Texto */
h2 {
    font-size: 2.5rem;
    color: var(--secondary-color);
    margin-bottom: 2rem;
    position: relative;
}

h2::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 0;
    width: 60px;
    height: 4px;
    background: var(--primary-color);
    border-radius: 2px;
}

p {
    font-size: 1.1rem;
    margin-bottom: 1.5rem;
}

p, li {
    line-height: 1.7;
}

/* Animaciones */
@keyframes float {
    0% {
        transform: translateY(0px);
    }

    50% {
        transform: translateY(-20px);
    }

    100% {
        transform: translateY(0px);
    }
}

@keyframes slideDown {
    from {
        transform: translateY(-100px);
        opacity: 0;
    }

    to {
        transform: translateY(0);
        opacity: 1;
    }
}

@keyframes slideUp {
    from {
        transform: translateY(100px);
        opacity: 0;
    }

    to {
        transform: translateY(0);
        opacity: 1;
    }
}

@keyframes fadeInUp {
    from {
        transform: translateY(50px);
        opacity: 0;
    }

    to {
        transform: translateY(0);
        opacity: 1;
    }
}

/* Delays de Animaciones */
.content-block:nth-child(1) {
    animation-delay: 0.2s;
}

.content-block:nth-child(2) {
    animation-delay: 0.4s;
}

.content-block:nth-child(3) {
    animation-delay: 0.6s;
}

.content-block:nth-child(4) {
    animation-delay: 0.8s;
}

.content-block:nth-child(5) {
    animation-delay: 1s;
}

.content-block:nth-child(6) {
    animation-delay: 1.2s;
}

.content-block:nth-child(7) {
    animation-delay: 1.4s;
}

/* Secciones Secundarias */
.sub-section {
    margin-bottom: 2rem;
}

.sub-section h3 {
    font-size: 1.8rem;
    color: var(--secondary-color);
    margin-bottom: 1.5rem;
    position: relative;
}

.sub-section h3::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 0;
    width: 40px;
    height: 3px;
    background: var(--primary-color);
    border-radius: 2px;
}

.sub-section ul, 
.sub-section ol {
    margin-left: 2rem;
    margin-bottom: 1.5rem;
}

.sub-section li {
    margin-bottom: 0.75rem;
}

/* Estilos Responsivos */
@media (max-width: 768px) {
    .content-section {
        width: 95vw;
        padding: 2rem 1rem;
    }

    .hero-title {
        font-size: 3.5rem;
    }

    .hero-subtitle {
        font-size: 1.8rem;
    }

    .index-list {
        padding: 1.5rem;
    }

    .content-block {
        padding: 2.5rem;
    }
}