/* CSS Stylesheet - La Unión Silenciosa (Versión Clara / Aconcagua) */

:root {
    --primary-color: #b86b32;       /* Tono terracota/cobre del atardecer */
    --primary-hover: #965323;
    --dark-bg: #2d231d;            /* Marrón oscuro cálido en lugar de negro */
    --light-bg: #faf7f2;           /* Blanco cálido / marfil */
    --card-bg: #ffffff;
    --text-color: #332c27;
    --text-muted: #6e645d;
    --accent-gold: #e2a85c;        /* Dorado cálido solar */
    --border-color: #ebe3d5;
    --font-heading: 'Cinzel', serif;
    --font-body: 'Montserrat', sans-serif;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    color: var(--text-color);
    background-color: var(--light-bg);
    line-height: 1.7;
}

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

.max-width-800 { max-width: 800px; margin: 0 auto; }
.max-width-600 { max-width: 600px; margin: 0 auto; }

/* Header / Navegación más clara y elegante */
.header {
    background-color: rgba(250, 247, 242, 0.95);
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    border-bottom: 1px solid var(--border-color);
    backdrop-filter: blur(8px);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 20px;
}

.logo {
    text-decoration: none;
    display: flex;
    flex-direction: column;
}

.logo-title {
    font-family: var(--font-heading);
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--primary-color);
    letter-spacing: 2px;
}

.logo-sub {
    font-size: 0.65rem;
    color: var(--text-muted);
    letter-spacing: 3px;
}

.nav ul {
    display: flex;
    list-style: none;
    align-items: center;
    gap: 20px;
}

.nav a {
    color: var(--text-color);
    text-decoration: none;
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: color 0.3s ease;
}

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

.btn-nav {
    border: 1px solid var(--primary-color);
    color: var(--primary-color) !important;
    padding: 6px 16px;
    border-radius: 2px;
}

.btn-nav:hover {
    background-color: var(--primary-color);
    color: #fff !important;
}

/* Hero Section iluminado con la imagen del Aconcagua */
.hero {
    position: relative;
    height: 90vh;
    min-height: 550px;
    background: url('image_3be8dc.jpg') no-repeat center center/cover;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: #fff;
    padding-top: 80px;
}

.hero-overlay {
    position: absolute;
    top: 0; left: 0; width: 100%; height: 100%;
    /* Degradado cálido y translúcido en lugar de sombras oscuras */
    background: linear-gradient(180deg, rgba(45,35,29,0.35) 0%, rgba(184,107,50,0.45) 100%);
}

.hero-content {
    position: relative;
    z-index: 2;
}

.badge {
    display: inline-block;
    padding: 6px 18px;
    background: rgba(255, 255, 255, 0.25);
    border: 1px solid rgba(255, 255, 255, 0.6);
    color: #ffffff;
    font-size: 0.8rem;
    letter-spacing: 2px;
    text-transform: uppercase;
    margin-bottom: 20px;
    backdrop-filter: blur(4px);
    font-weight: 600;
}

.hero h1 {
    font-family: var(--font-heading);
    font-size: 3.5rem;
    letter-spacing: 3px;
    margin-bottom: 15px;
    color: #ffffff;
    text-shadow: 0 2px 10px rgba(0,0,0,0.3);
}

.hero-quote {
    font-size: 1.25rem;
    font-style: italic;
    color: #fff8f0;
    margin-bottom: 30px;
    font-weight: 400;
    text-shadow: 0 1px 5px rgba(0,0,0,0.3);
}

.hero-buttons {
    display: flex;
    gap: 15px;
    justify-content: center;
}

/* Botones */
.btn {
    display: inline-block;
    padding: 12px 28px;
    text-decoration: none;
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    transition: all 0.3s ease;
    border-radius: 2px;
    cursor: pointer;
}

.btn-primary {
    background-color: var(--primary-color);
    color: #fff;
    border: 1px solid var(--primary-color);
}

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

.btn-outline {
    background-color: rgba(255,255,255,0.15);
    color: #fff;
    border: 1px solid #fff;
    backdrop-filter: blur(4px);
}

.btn-outline:hover {
    background-color: #fff;
    color: var(--text-color);
}

.btn-block {
    width: 100%;
}

.section {
    padding: 90px 0;
}

.section-subtitle {
    display: block;
    font-size: 0.75rem;
    letter-spacing: 3px;
    color: var(--primary-color);
    font-weight: 700;
    text-transform: uppercase;
    margin-bottom: 10px;
}

.section-title h2 {
    font-family: var(--font-heading);
    font-size: 2.2rem;
    margin-bottom: 15px;
    color: var(--text-color);
}

.section-title p {
    color: var(--text-muted);
}

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

.grid-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: center;
}

.proposito-image img {
    width: 100%;
    border-radius: 4px;
    box-shadow: 0 10px 30px rgba(184,107,50,0.15);
}

.proposito-text h2 {
    font-family: var(--font-heading);
    font-size: 2rem;
    margin-bottom: 20px;
}

.proposito-text p {
    margin-bottom: 15px;
    color: var(--text-color);
}

.callout-box {
    background-color: #f3ece0;
    border-left: 4px solid var(--primary-color);
    padding: 20px;
    margin-top: 25px;
    border-radius: 0 4px 4px 0;
}

.callout-box h3 {
    font-family: var(--font-heading);
    font-size: 1.1rem;
    color: var(--primary-color);
    margin-bottom: 8px;
}

/* Tarjetas destacadas claras */
.destacados-section {
    background-color: #f3ece0;
}

.cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.card {
    background: var(--card-bg);
    padding: 35px 25px;
    border-radius: 4px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.03);
    border: 1px solid var(--border-color);
    transition: transform 0.3s ease;
}

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

.card-icon {
    font-size: 2rem;
    margin-bottom: 15px;
}

.card h3 {
    font-family: var(--font-heading);
    font-size: 1.2rem;
    margin-bottom: 12px;
}

.card p {
    font-size: 0.9rem;
    color: var(--text-muted);
    margin-bottom: 20px;
}

.card-link {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.85rem;
}

/* Banners iluminados */
.banner-himalayas {
    height: 250px;
    background: url('image_3be8dc.jpg') no-repeat center 40%/cover;
    border-radius: 4px;
    margin: 40px 0;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    box-shadow: 0 10px 25px rgba(0,0,0,0.08);
}

.banner-himalayas::before {
    content: '';
    position: absolute;
    top: 0; left: 0; width: 100%; height: 100%;
    background: rgba(45,35,29,0.35);
    border-radius: 4px;
}

.banner-text {
    position: relative;
    z-index: 2;
    color: #fff;
    text-align: center;
    padding: 0 20px;
}

.banner-text h3 {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    margin-bottom: 8px;
}

.pilares-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.pilar-item {
    background: #fff;
    padding: 30px;
    border-radius: 4px;
    border-top: 3px solid var(--primary-color);
    box-shadow: 0 4px 10px rgba(0,0,0,0.02);
    border-left: 1px solid var(--border-color);
    border-right: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

.pilar-header {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 15px;
}

.pilar-header .number {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    color: var(--primary-color);
    font-weight: 700;
}

.pilar-header h3 {
    font-family: var(--font-heading);
    font-size: 1.05rem;
}

/* Sección de Prácticas ahora en fondo claro cálido */
.practicas-section {
    background-color: #ede4d3;
    color: var(--text-color);
}

.practicas-section .section-title h2 {
    color: var(--text-color);
}

.practicas-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.practica-box {
    background: #ffffff;
    padding: 30px;
    border-radius: 4px;
    border: 1px solid var(--border-color);
    box-shadow: 0 4px 12px rgba(0,0,0,0.03);
}

.practica-box h3 {
    font-family: var(--font-heading);
    color: var(--primary-color);
    margin-bottom: 15px;
    font-size: 1.15rem;
}

.practica-box p {
    color: var(--text-muted);
    font-size: 0.95rem;
}

/* Blog */
.blog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.blog-card {
    background: #fff;
    padding: 30px;
    border-radius: 4px;
    border: 1px solid var(--border-color);
}

.blog-date {
    font-size: 0.75rem;
    color: var(--primary-color);
    font-weight: 600;
    text-transform: uppercase;
    margin-bottom: 10px;
}

.blog-card h3 {
    font-family: var(--font-heading);
    font-size: 1.15rem;
    margin-bottom: 10px;
}

.blog-card p {
    font-size: 0.9rem;
    color: var(--text-muted);
}

/* Visión */
.vision-section {
    background-color: #f3ece0;
}

.vision-quote {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    line-height: 1.8;
    color: var(--text-color);
    font-style: italic;
    margin-top: 20px;
    position: relative;
    padding: 0 30px;
}

/* Newsletter CTA */
.newsletter-section {
    background: var(--primary-color);
    color: #fff;
    padding: 60px 0;
}

.newsletter-section h2 {
    font-family: var(--font-heading);
    margin-bottom: 10px;
}

.newsletter-section p {
    margin-bottom: 25px;
    font-weight: 300;
}

.newsletter-form {
    display: flex;
    gap: 10px;
}

.newsletter-form input {
    flex: 1;
    padding: 12px 15px;
    border: none;
    border-radius: 2px;
    outline: none;
}

/* Contact Form */
.contact-form {
    background: #fff;
    padding: 40px;
    border-radius: 4px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.03);
    border: 1px solid var(--border-color);
    margin-top: 30px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--text-color);
}

.form-group input, .form-group textarea {
    width: 100%;
    padding: 12px;
    border: 1px solid #ddd;
    border-radius: 2px;
    font-family: var(--font-body);
    font-size: 0.95rem;
    background-color: #faf8f5;
}

.form-group input:focus, .form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    background-color: #fff;
}

/* Footer elegante en tonos tierra suave */
.footer {
    background: #251d18;
    color: #a89d95;
    padding: 45px 0;
}

.footer h3 {
    font-family: var(--font-heading);
    color: var(--accent-gold);
    margin-bottom: 5px;
    letter-spacing: 2px;
}

.footer-sub {
    font-size: 0.8rem;
    margin-bottom: 20px;
}

.footer-links {
    margin-bottom: 20px;
    font-size: 0.85rem;
}

.footer-links a {
    color: #d1c7bd;
    text-decoration: none;
    margin: 0 10px;
}

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

.copyright {
    font-size: 0.75rem;
}

@media (max-width: 768px) {
    .nav-container { flex-direction: column; gap: 15px; }
    .nav ul { flex-wrap: wrap; justify-content: center; gap: 10px; }
    .hero h1 { font-size: 2.2rem; }
    .grid-2 { grid-template-columns: 1fr; }
    .newsletter-form { flex-direction: column; }
}