/* --- VARIABLES --- */
:root {
    --dark-green: #19291D;
    --medium-green: #32523A;
    --accent-green: #74B74A;
    --cream: #E1EDD5;
    --white: #F0F6EA;
    --glass: rgba(255, 255, 255, 0.1);
}

/* --- BASE & TIPOGRAFÍA --- */
* { margin: 0; padding: 0; box-sizing: border-box; }

body {
    font-family: 'Montserrat', sans-serif;
    background-color: var(--white);
    color: var(--dark-green);
    line-height: 1.6;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    overflow-x: hidden;
    width: 100%;
}

h1, h2, h3, h4 { font-weight: 800; text-transform: uppercase; letter-spacing: -0.5px; }
p, li { font-family: 'Crimson Pro', serif; font-size: 1.15rem; }
a { text-decoration: none; }

/* --- UTILIDADES --- */
.container { max-width: 1200px; margin: 0 auto; padding: 0 2rem; }
.section-padding { padding: 5rem 0; }
.center-text { text-align: center; max-width: 700px; margin: 0 auto 3rem; }

/* --- NAVBAR (Barra de Navegación) --- */
nav {
    position: fixed; top: 0; width: 100%; padding: 0.8rem 0;
    z-index: 1000; background: rgba(25, 41, 29, 0.95);
    border-bottom: 1px solid var(--medium-green);
    backdrop-filter: blur(10px);
}
.nav-container { display: flex; justify-content: space-between; align-items: center; }
.nav-links { list-style: none; display: flex; gap: 2rem; align-items: center; }
.nav-links a { color: var(--cream); font-weight: 600; font-size: 0.9rem; transition: color 0.3s; }
.nav-links a:hover, .nav-links a.active { color: var(--accent-green); }
.menu-toggle { display: none; color: var(--cream); font-size: 1.5rem; cursor: pointer; }

/* LOGOS */
.logo { display: flex; align-items: center; text-decoration: none; }
.logo-nav-img { height: 45px; width: auto; object-fit: contain; }
.logo-footer-img { height: 60px; width: auto; margin-bottom: 1rem; }

/* --- HEADER DE PÁGINA (Específico para subpáginas) --- */
.page-header {
    background: var(--dark-green); 
    color: var(--cream);
    padding: 8rem 0 4rem; 
    text-align: center;
}
.title-logo-img { 
    max-width: 380px; width: 100%; height: auto; 
    margin: 0 auto 1.5rem auto; display: block; object-fit: contain; 
}

/* --- ESTILOS ESPECÍFICOS DE SIEMBRA VISIÓN --- */
.vision-grid { 
    display: grid; 
    grid-template-columns: repeat(3, 1fr); 
    gap: 2rem; 
}

.vision-card {
    background: white; 
    border-radius: 16px; 
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0,0,0,0.05); 
    transition: transform 0.3s;
    border-top: 5px solid var(--accent-green);
}

.vision-card:hover { transform: translateY(-10px); }

.card-header { 
    padding: 2rem; 
    background: var(--cream); 
    text-align: center; 
    font-size: 2.5rem; 
    color: var(--medium-green); 
}

.card-body { padding: 2rem; }

.card-body h3 {
    margin-bottom: 0.5rem;
    font-size: 1.2rem;
}

.feature-checklist { list-style: none; margin-top: 1rem; }
.feature-checklist li { font-size: 1rem; margin-bottom: 0.5rem; }
.feature-checklist li::before { 
    content: "✔"; 
    color: var(--accent-green); 
    margin-right: 8px; 
    font-weight: bold;
}

/* --- ANIMACIONES --- */
.fade-in { opacity: 0; transform: translateY(20px); transition: all 0.6s ease-out; }
.fade-in.visible { opacity: 1; transform: translateY(0); }

/* --- FOOTER --- */
footer {
    background-color: var(--dark-green);
    color: var(--cream);
    padding-top: 4rem;
    margin-top: auto;
    border-top: 5px solid var(--medium-green);
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-brand p {
    font-family: 'Montserrat', sans-serif;
    font-size: 0.9rem;
    opacity: 0.8;
    margin-top: 1rem;
    max-width: 300px;
}

.footer-section h4 {
    color: var(--white);
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
    position: relative;
    display: inline-block;
}

.footer-section h4::after {
    content: ''; display: block; width: 30px; height: 3px;
    background: var(--accent-green); margin-top: 5px;
}

.footer-links-list { list-style: none; }
.footer-links-list li { margin-bottom: 0.8rem; }
.footer-links-list a {
    color: var(--cream);
    font-family: 'Montserrat', sans-serif;
    font-size: 0.95rem;
    transition: all 0.3s;
    display: inline-flex;
    align-items: center;
}
.footer-links-list a:hover { color: var(--accent-green); padding-left: 5px; }

.social-links { display: flex; gap: 1rem; margin-top: 1rem; }
.social-icon {
    display: flex; justify-content: center; align-items: center;
    width: 40px; height: 40px; background: rgba(255,255,255,0.1);
    border-radius: 50%; color: var(--white); font-size: 1.2rem; transition: all 0.3s;
}
.social-icon:hover { background: var(--accent-green); transform: translateY(-3px); }

.contact-info p {
    font-family: 'Montserrat', sans-serif; font-size: 0.9rem;
    margin-bottom: 0.5rem; display: flex; align-items: center; gap: 10px;
}

.footer-bottom {
    background: rgba(0,0,0,0.2); padding: 1.5rem 0;
    text-align: center; font-size: 0.85rem; font-family: 'Montserrat', sans-serif;
    border-top: 1px solid rgba(255,255,255,0.05);
}

/* --- RESPONSIVE --- */
@media (max-width: 900px) {
    .container { padding: 0 1.5rem; }
    
    /* Navbar móvil */
    .nav-links { display: none; }
    .menu-toggle { display: block; }
    
    /* Logos ajustados */
    .title-logo-img { max-width: 260px; margin-bottom: 1rem; }
    .logo-nav-img { height: 35px; }
    
    /* Grid de Visión a 1 columna */
    .vision-grid { grid-template-columns: 1fr; gap: 2rem; }
    
    /* Footer Stack */
    .footer-content { grid-template-columns: 1fr; text-align: center; gap: 2.5rem; }
    .footer-section h4::after { margin: 5px auto 0 auto; }
    .social-links, .contact-info p { justify-content: center; }
}

/* --- HERO CON VIDEO (Reemplaza la sección .page-header anterior) --- */
.vision-hero {
    position: relative; 
    overflow: hidden;
    background: var(--dark-green);
    color: var(--cream);
    text-align: center;

    /* CAMBIO CLAVE: Igualar dimensiones a .page-header de Siembra Link */
    padding: 8rem 0 4rem;  /* Mismo espaciado vertical */
    min-height: auto;      /* Quitamos la altura forzada de 60vh */
    display: block;        /* Quitamos el flex que centraba verticalmente */
}

/* El Video al fondo */
.hero-bg-video {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover; /* Estira el video para cubrir todo sin deformarse */
    z-index: 1;        /* Nivel 1: Al fondo */
}

/* La Capa Verde Transparente */
.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(25, 41, 29, 0.90), rgba(50, 82, 58, 0.75));
    z-index: 2;
}

/* El Contenido (Texto y Logo) */
.hero-content {
    position: relative;
    z-index: 3;
    width: 100%;
    /* Quitamos el padding: 2rem extra que tenía antes para que no se vea diferente al otro */
    margin: 0 auto; 
}

/* Ajuste del logo dentro del Hero */
.title-logo-img { 
    max-width: 380px; 
    width: 100%; 
    height: auto; 
    margin: 0 auto 1.5rem auto; 
    display: block; 
    object-fit: contain; 
    filter: drop-shadow(0 0 10px rgba(0,0,0,0.3)); /* Sombra suave para resaltar sobre video */
}

/* --- RESPONSIVE --- */
@media (max-width: 900px) {
    .vision-hero {
        min-height: 50vh; /* Un poco más bajo en móviles */
    }
    .title-logo-img {
        max-width: 260px;
    }
}