/* ===== VARIABLES Y RESET ===== */
:root {
    /* Colores naturales - tema senderismo */
    --verde-bosque: #2d5a27;
    --verde-claro: #7ba17d;
    --azul-cielo: #4a90e2;
    --azul-montana: #3a7bd5;
    --marron-tierra: #8b7355;
    --marron-oscuro: #5d4037;
    --blanco-nieve: #f8f9fa;
    --gris-roca: #6c757d;
    --noche-montana: #1a1a2e;
    
    /* Tipografía */
    --font-heading: 'Montserrat', sans-serif;
    --font-body: 'Open Sans', sans-serif;
    
    /* Espaciado */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 3rem;
    --spacing-xl: 4rem;
    
    /* Bordes */
    --border-radius: 10px;
    --border-radius-lg: 20px;
    
    /* Sombras */
    --shadow-sm: 0 2px 8px rgba(0,0,0,0.1);
    --shadow-md: 0 5px 15px rgba(0,0,0,0.1);
    --shadow-lg: 0 10px 30px rgba(0,0,0,0.15);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    line-height: 1.6;
    color: #333;
    background: var(--blanco-nieve);
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.section {
    padding: var(--spacing-xl) 0;
}

.section-title {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--verde-bosque);
    text-align: center;
    margin-bottom: var(--spacing-sm);
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--gris-roca);
    text-align: center;
    margin-bottom: var(--spacing-lg);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* ===== HEADER HERO ===== */
.hero {
    height: 100vh;
    min-height: 600px;
    background: linear-gradient(135deg, rgba(58, 123, 213, 0.4), rgba(45, 90, 39, 0.4)),
                url('../img/fondos/fondo-optimizado.jpg');
    background-size: cover;
    background-position: center;
    background-blend-mode: overlay;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: white;
    position: relative;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(to bottom, rgba(0,0,0,0.3), rgba(0,0,0,0.1));
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 800px;
    padding: var(--spacing-md);
}

.hero h1 {
    font-family: var(--font-heading);
    font-size: 4rem;
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
    text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
}

.subtitle {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-md);
    opacity: 0.9;
}

.author {
    font-size: 1.2rem;
    margin-bottom: var(--spacing-lg);
    font-style: italic;
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: var(--spacing-xl);
    margin-top: var(--spacing-lg);
}

.stat {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.stat-number {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: var(--spacing-xs);
}

.stat-label {
    font-size: 1rem;
    opacity: 0.9;
}

/* ===== NAVEGACIÓN ===== */
.main-nav {
    background: white;
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 1000;
    padding: var(--spacing-sm) 0;
}

.main-nav .container {
    display: flex;
    justify-content: center;
    gap: var(--spacing-lg);
}

.nav-link {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-decoration: none;
    color: var(--gris-roca);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--border-radius);
    transition: all 0.3s;
}

.nav-link:hover,
.nav-link.active {
    background: var(--verde-claro);
    color: white;
    transform: translateY(-2px);
}

.nav-icon {
    font-size: 1.5rem;
    margin-bottom: 0.25rem;
}

.nav-text {
    font-size: 0.9rem;
    font-weight: 600;
}

/* ===== RUTAS ===== */
.rutas-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-lg);
}

.ruta-card {
    background: white;
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: all 0.3s;
    display: flex;
    flex-direction: column;
}

.ruta-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

.ruta-imagen {
    height: 200px;
    background-size: cover;
    background-position: center;
    position: relative;
}

.ruta-dificultad {
    position: absolute;
    top: var(--spacing-sm);
    right: var(--spacing-sm);
    background: rgba(0,0,0,0.7);
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.9rem;
}

.ruta-info {
    padding: var(--spacing-md);
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.ruta-nombre {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    color: var(--verde-bosque);
    margin-bottom: var(--spacing-xs);
}

.ruta-fecha {
    color: var(--gris-roca);
    font-size: 0.9rem;
    margin-bottom: var(--spacing-sm);
}

.ruta-descripcion {
    margin-bottom: var(--spacing-md);
    flex-grow: 1;
}

.ruta-meta {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-sm);
}

.meta-item {
    background: var(--blanco-nieve);
    padding: 0.25rem 0.75rem;
    border-radius: 15px;
    font-size: 0.85rem;
    color: var(--gris-roca);
}

.ruta-participantes {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-md);
}

.participante {
    background: var(--azul-cielo);
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: 15px;
    font-size: 0.85rem;
}

.btn-ver-ruta {
    display: inline-block;
    background: var(--verde-bosque);
    color: white;
    padding: 0.75rem 1.5rem;
    border-radius: var(--border-radius);
    text-decoration: none;
    font-weight: 600;
    text-align: center;
    transition: all 0.3s;
    border: none;
    cursor: pointer;
}

.btn-ver-ruta:hover {
    background: var(--verde-claro);
    transform: translateY(-2px);
}

/* ===== GALERÍA ===== */
.galeria-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.galeria-item {
    position: relative;
    border-radius: var(--border-radius);
    overflow: hidden;
    display: block;
    height: 250px;
}

.galeria-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s;
}

.galeria-item:hover img {
    transform: scale(1.1);
}

.galeria-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(to top, rgba(0,0,0,0.7), transparent);
    padding: var(--spacing-md);
    color: white;
    transform: translateY(100%);
    transition: transform 0.3s;
}

.galeria-item:hover .galeria-overlay {
    transform: translateY(0);
}

.galeria-location {
    font-weight: 600;
    font-size: 1.1rem;
}

/* ===== MAPA ===== */
.mapa-placeholder {
    background: linear-gradient(135deg, var(--azul-cielo), var(--verde-claro));
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-xl);
    text-align: center;
    color: white;
    margin-top: var(--spacing-lg);
}

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

.mapa-icon {
    font-size: 4rem;
    margin-bottom: var(--spacing-md);
    display: block;
}

.mapa-content h3 {
    font-family: var(--font-heading);
    font-size: 2rem;
    margin-bottom: var(--spacing-sm);
}

.mapa-coming-soon {
    font-size: 1.5rem;
    font-weight: 700;
    margin-top: var(--spacing-md);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% { opacity: 0.7; }
    50% { opacity: 1; }
    100% { opacity: 0.7; }
}

/* ===== EQUIPO ===== */
.equipo-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-lg);
}

.persona-card {
    background: white;
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-lg);
    text-align: center;
    box-shadow: var(--shadow-md);
    transition: all 0.3s;
}

.persona-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.persona-avatar {
    font-size: 3rem;
    margin-bottom: var(--spacing-md);
}

.persona-nombre {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    color: var(--verde-bosque);
    margin-bottom: var(--spacing-xs);
}

.persona-rol {
    color: var(--azul-cielo);
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
}

.persona-desc {
    margin-bottom: var(--spacing-md);
    color: var(--gris-roca);
}

.persona-stats {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
}

.persona-stat {
    background: var(--blanco-nieve);
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.9rem;
    color: var(--gris-roca);
}

/* ===== ACERCA ===== */
.acerca-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: var(--spacing-xl);
    margin-top: var(--spacing-lg);
}

.acerca-text p {
    margin-bottom: var(--spacing-sm);
    line-height: 1.8;
}

.tech-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-md);
}

.tech-tag {
    background: var(--azul-cielo);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.9rem;
}

/* ===== FOOTER ===== */
.footer {
    background: var(--noche-montana);
    color: white;
    padding: var(--spacing-xl) 0 var(--spacing-md);
}

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

.footer-info h3 {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
}

.footer-location {
    color: var(--verde-claro);
    margin-top: var(--spacing-sm);
}

.footer-links h4,
.footer-credits h4 {
    font-family: var(--font-heading);
    margin-bottom: var(--spacing-sm);
}

.footer-links a {
    display: block;
    color: #ccc;
    text-decoration: none;
    margin-bottom: var(--spacing-xs);
    transition: color 0.3s;
}

.footer-links a:hover {
    color: white;
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-md);
    border-top: 1px solid rgba(255,255,255,0.1);
    color: #aaa;
}

.footer-signature {
    margin-top: var(--spacing-xs);
    font-style: italic;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
    .hero h1 {
        font-size: 2.5rem;
    }
    
    .subtitle {
        font-size: 1.2rem;
    }
    
    .section
    .section-title {
        font-size: 2rem;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: var(--spacing-md);
    }
    
    .rutas-grid {
        grid-template-columns: 1fr;
    }
    
    .galeria-grid {
        grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    }
    
    .acerca-content {
        grid-template-columns: 1fr;
    }
    
    .main-nav .container {
        flex-wrap: wrap;
        gap: var(--spacing-sm);
    }
    
    .nav-text {
        font-size: 0.8rem;
    }
}

@media (max-width: 480px) {
    .hero h1 {
        font-size: 2rem;
    }
    
    .section-title {
        font-size: 1.75rem;
    }
    
    .galeria-grid {
        grid-template-columns: 1fr;
    }
    
    .ruta-meta {
        flex-wrap: wrap;
    }
}