/* ==========================================================================
   1. VARIABLES Y CONFIGURACIÓN GLOBAL
   ========================================================================== */
:root {
    --bg-principal: #0b0f19;
    --bg-secundario: #151d30;
    --bg-tarjetas: #1e2942;
    --color-texto: #f3f4f6;
    --color-mutado: #9ca3af;
    --celeste-neon: #00c6ff;
    --azul-hover: #0072ff;
    --blanco: #ffffff;
    --fuente-base: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

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

body {
    font-family: var(--fuente-base);
    background-color: var(--bg-principal);
    color: var(--color-texto);
    line-height: 1.6;
    overflow-x: hidden;
}

/* ==========================================================================
   2. ESTILOS DEL MENÚ HAMBURGUESA
   ========================================================================== */
.nav-menu {
    position: fixed;
    top: 0;
    left: -300px; /* Oculto por defecto */
    width: 300px;
    height: 100vh;
    background-color: var(--bg-secundario);
    box-shadow: 5px 0 25px rgba(0, 0, 0, 0.5);
    z-index: 9999;
    transition: left 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    display: flex;
    flex-direction: column;
}

/* Clase para abrir el menú mediante JavaScript (agrega esta clase al contenedor con id="menu-hamburguesa") */
.nav-menu.active {
    left: 0;
}

.menu-header {
    padding: 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.menu-header h3 {
    font-size: 1.2rem;
    color: var(--celeste-neon);
    font-weight: 600;
}

.close-btn {
    background: none;
    border: none;
    color: var(--color-mutado);
    font-size: 2rem;
    cursor: pointer;
    transition: color 0.2s;
}

.close-btn:hover {
    color: var(--blanco);
}

.menu-links {
    list-style: none;
    padding: 20px 0;
}

.menu-links li a {
    display: flex;
    align-items: center;
    padding: 15px 25px;
    color: var(--color-texto);
    text-decoration: none;
    font-size: 1.05rem;
    transition: all 0.2s ease;
}

.menu-links li a i {
    margin-right: 15px;
    width: 20px;
    color: var(--celeste-neon);
    text-align: center;
}

.menu-links li a:hover {
    background-color: var(--bg-tarjetas);
    color: var(--blanco);
    padding-left: 35px;
}

/* ==========================================================================
   3. SECCIÓN HERO (CONTENIDO PRINCIPAL)
   ========================================================================== */
.main-content {
    width: 100%;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 60px 20px;
}

.container {
    max-width: 1100px;
    width: 100%;
    margin: 0 auto;
    text-align: center;
}

/* SEO Headings */
.hero-seo-section h1 {
    font-size: 2.8rem;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 20px;
    background: linear-gradient(135deg, var(--blanco) 30%, var(--celeste-neon));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.lead-text {
    font-size: 1.2rem;
    color: var(--color-mutado);
    max-width: 800px;
    margin: 0 auto 40px auto;
}

.lead-text strong {
    color: var(--blanco);
}

/* Botón de Acción (Call To Action) */
.cta-container {
    margin-bottom: 50px;
}

.btn-primary-chat {
    background: linear-gradient(135deg, var(--celeste-neon), var(--azul-hover));
    color: var(--blanco);
    border: none;
    padding: 16px 38px;
    font-size: 1.2rem;
    font-weight: 700;
    border-radius: 50px;
    cursor: pointer;
    box-shadow: 0 4px 15px rgba(0, 198, 255, 0.4);
    transition: transform 0.2s, box-shadow 0.2s;
}

.btn-primary-chat:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 198, 255, 0.6);
}

.btn-primary-chat i {
    margin-right: 10px;
}

/* ==========================================================================
   4. SEO NUBE DE LOCALIDADES (PAÍSES Y CIUDADES)
   ========================================================================== */
.seo-locations-box {
    background-color: var(--bg-secundario);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 16px;
    padding: 30px;
    margin-bottom: 50px;
    text-align: left;
}

.seo-locations-box h2 {
    font-size: 1.5rem;
    color: var(--blanco);
    margin-bottom: 10px;
}

.seo-locations-box p {
    color: var(--color-mutado);
    margin-bottom: 20px;
    font-size: 0.95rem;
}

.location-tags {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.country-group {
    background-color: rgba(255, 255, 255, 0.02);
    padding: 12px 18px;
    border-radius: 8px;
    font-size: 0.95rem;
    border-left: 3px solid var(--celeste-neon);
}

.country-group strong {
    color: var(--celeste-neon);
    margin-right: 10px;
    display: inline-block;
    min-width: 85px;
}

.country-group a {
    color: var(--color-texto);
    text-decoration: none;
    margin: 0 6px;
    transition: color 0.15s ease;
    display: inline-block;
}

.country-group a:hover {
    color: var(--celeste-neon);
    text-decoration: underline;
}

/* ==========================================================================
   5. GRID DE CARACTERÍSTICAS
   ========================================================================== */
.features-seo-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 100%));
    gap: 25px;
    margin-top: 20px;
}

.feature-card {
    background-color: var(--bg-secundario);
    border: 1px solid rgba(255, 255, 255, 0.05);
    padding: 30px 25px;
    border-radius: 16px;
    text-align: left;
    transition: transform 0.3s, border-color 0.3s;
}

.feature-card:hover {
    transform: translateY(-5px);
    border-color: rgba(0, 198, 255, 0.3);
}

.feature-card i {
    font-size: 2rem;
    color: var(--celeste-neon);
    margin-bottom: 15px;
    display: inline-block;
}

.feature-card h3 {
    font-size: 1.25rem;
    color: var(--blanco);
    margin-bottom: 10px;
}

.feature-card p {
    color: var(--color-mutado);
    font-size: 0.95rem;
    line-height: 1.5;
}

/* ==========================================================================
   6. RESPONSIVE DESIGN (ADAPTACIÓN A PANTALLAS)
   ========================================================================== */

/* Tablets */
@media (max-width: 992px) {
    .hero-seo-section h1 {
        font-size: 2.3rem;
    }
    
    .features-seo-grid {
        grid-template-columns: repeat(2, 100%);
    }
}

/* Celulares */
@media (max-width: 768px) {
    .main-content {
        /* Le damos un espacio arriba de 80px para que el boton de Menu no tape nada */
        padding: 80px 15px 40px 15px; 
    }

    .hero-seo-section h1 {
        font-size: 1.8rem;
        /* Un pequeño margen extra para separar bien el titulo del texto de abajo */
        margin-top: 10px; 
    }

    .lead-text {
        font-size: 1rem;
        margin-bottom: 30px;
    }

    .btn-primary-chat {
        width: 100%;
        padding: 14px 25px;
        font-size: 1.1rem;
    }

    .seo-locations-box {
        padding: 20px 15px;
    }

    .country-group {
        display: flex;
        flex-direction: column;
        gap: 5px;
    }

    .country-group strong {
        margin-bottom: 2px;
    }

    .features-seo-grid {
        grid-template-columns: 1fr;
    }
    
    .feature-card {
        padding: 20px;
    }
}

.seo-history-box {
    margin-top: 50px;
    padding: 30px 20px;
    background-color: #0e1626;
    border-radius: 16px;
    border: 1px solid rgba(255, 255, 255, 0.03);
}
.seo-history-box h2 {
    color: #ffffff;
    font-size: 1.6rem;
    margin-bottom: 10px;
    text-align: center;
}
.seo-history-box > p {
    color: #9ca3af;
    text-align: center;
    max-width: 800px;
    margin: 0 auto 30px auto;
    font-size: 1rem;
}
.history-content {
    display: flex;
    flex-direction: column;
    gap: 20px;
}
.history-card {
    background-color: #151d30;
    padding: 25px;
    border-radius: 12px;
    border-left: 4px solid #00c6ff;
}
.history-card h3 {
    color: #00c6ff;
    font-size: 1.2rem;
    margin-bottom: 12px;
}
.history-card p {
    color: #9ca3af;
    font-size: 0.95rem;
    line-height: 1.6;
}