/* ==========================================================================
   Variables Principales y Normalización
   ========================================================================== */
:root {
    --primary-color: #0A2540;   /* Azul Oscuro Corporativo (Confianza / Seguridad) */
    --accent-color: #00A896;    /* Azul verdoso / Teal (Tecnología / Redes) */
    --accent-hover: #008072;
    --dark-text: #1E293B;
    --light-bg: #F8FAFC;
    --white: #FFFFFF;
    --gray-border: #E2E8F0;
    --font-main: 'Inter', system-ui, -apple-system, sans-serif;
    --transition: all 0.3s ease;
}

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

html {
    scroll-behavior: smooth;
    font-family: var(--font-main);
    color: var(--dark-text);
    background-color: var(--white);
}

body {
    line-height: 1.6;
}

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

.section-padding {
    padding: 80px 0;
}

.bg-light {
    background-color: var(--light-bg);
}

/* ==========================================================================
   Navegación
   ========================================================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--gray-border);
    z-index: 1000;
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

.brand-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    color: var(--primary-color);
}

.logo-icon {
    font-size: 28px;
    color: var(--accent-color);
}

.brand-text {
    display: flex;
    flex-direction: column;
}

.brand-title {
    font-weight: 800;
    font-size: 20px;
    line-height: 1;
}

.brand-sub {
    font-size: 11px;
    color: #64748B;
    font-weight: 600;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 24px;
}

.nav-links a {
    text-decoration: none;
    color: var(--dark-text);
    font-weight: 600;
    font-size: 15px;
    transition: var(--transition);
}

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

.menu-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 24px;
    color: var(--primary-color);
    cursor: pointer;
}

/* ==========================================================================
   Botones
   ========================================================================== */
.btn-primary, .btn-primary-sm {
    background-color: var(--accent-color);
    color: var(--white) !important;
    padding: 12px 24px;
    border-radius: 6px;
    font-weight: 600;
    border: none;
    cursor: pointer;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: var(--transition);
}

.btn-primary-sm {
    padding: 8px 16px;
}

.btn-primary:hover, .btn-primary-sm:hover {
    background-color: var(--accent-hover);
}

/* Corrección de legibilidad sobre fondos oscuros (Hero section) */
.hero-section .btn-secondary {
    border: 2px solid rgba(255, 255, 255, 0.8);
    color: var(--white) !important; /* Texto blanco brillante de alto contraste */
    background-color: rgba(255, 255, 255, 0.05);
    padding: 12px 24px;
    border-radius: 6px;
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition);
}

.hero-section .btn-secondary:hover {
    background-color: var(--white);
    color: var(--primary-color) !important;
    border-color: var(--white);
}

/* Estilos de la Encuesta de Satisfacción (Métricas CSAT & NPS) */
.survey-card {
    background: var(--white);
    padding: 40px;
    border-radius: 12px;
    border: 1px solid var(--gray-border);
    box-shadow: 0 10px 25px rgba(0,0,0,0.05);
    max-width: 650px;
    margin: 0 auto;
}

.star-rating {
    display: flex;
    justify-content: center;
    gap: 12px;
    font-size: 32px;
    color: #CBD5E1;
    cursor: pointer;
    margin: 15px 0 25px;
}

.star-rating .fa-star {
    transition: var(--transition);
}

.star-rating .fa-star.active,
.star-rating .fa-star:hover {
    color: #F59E0B; /* Color dorado brillante */
}

.btn-block {
    width: 100%;
    justify-content: center;
}

/* ==========================================================================
   Hero Section
   ========================================================================== */
.hero-section {
    padding: 140px 0 80px;
    background: linear-gradient(135deg, #0A2540 0%, #0F3860 100%);
    color: var(--white);
}

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

.badge {
    background-color: rgba(0, 168, 150, 0.2);
    color: var(--accent-color);
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 13px;
    font-weight: 600;
}

.hero-content h1 {
    font-size: 38px;
    margin: 15px 0 5px;
    font-weight: 800;
}

.slogan {
    font-size: 18px;
    color: var(--accent-color);
    font-weight: 600;
    margin-bottom: 15px;
}

.hero-description {
    color: #94A3B8;
    margin-bottom: 30px;
}

.hero-actions {
    display: flex;
    gap: 15px;
}

.card-glass {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    padding: 40px;
    backdrop-filter: blur(10px);
}

.hero-icon {
    font-size: 40px;
    color: var(--accent-color);
    margin-bottom: 15px;
}

.card-glass h3 {
    font-size: 22px;
    margin-bottom: 10px;
}

.feature-list {
    margin-top: 20px;
    display: flex;
    flex-direction: column;
    gap: 10px;
    color: #CBD5E1;
    font-size: 14px;
}

.feature-list i {
    color: var(--accent-color);
    margin-right: 8px;
}

/* ==========================================================================
   Secciones Generales (Tarjetas, Grids, Filtros)
   ========================================================================== */
.section-header {
    text-align: center;
    margin-bottom: 50px;
}

.section-header h2 {
    font-size: 32px;
    color: var(--primary-color);
    font-weight: 700;
}

.section-header p {
    color: #64748B;
}

.about-grid, .services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 30px;
}

.about-card, .service-card, .product-card {
    background: var(--white);
    padding: 30px;
    border-radius: 8px;
    border: 1px solid var(--gray-border);
    transition: var(--transition);
}

.about-card:hover, .service-card:hover, .product-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.08);
}

.about-icon, .service-icon, .product-icon {
    font-size: 32px;
    color: var(--accent-color);
    margin-bottom: 15px;
}

.filter-buttons {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-bottom: 30px;
}

.filter-btn {
    padding: 8px 18px;
    border: 1px solid var(--gray-border);
    background: var(--white);
    border-radius: 20px;
    cursor: pointer;
    font-weight: 600;
    transition: var(--transition);
}

.filter-btn.active, .filter-btn:hover {
    background-color: var(--primary-color);
    color: var(--white);
    border-color: var(--primary-color);
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 20px;
}

/* ==========================================================================
   Formulario y Footer
   ========================================================================== */
.contact-wrapper {
    max-width: 600px;
    margin: 0 auto;
    background: var(--white);
    padding: 40px;
    border-radius: 8px;
    border: 1px solid var(--gray-border);
}

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

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    font-size: 14px;
}

.form-group input, .form-group select, .form-group textarea {
    width: 100%;
    padding: 12px;
    border: 1px solid var(--gray-border);
    border-radius: 6px;
    font-family: inherit;
    font-size: 14px;
}

.footer {
    background-color: var(--primary-color);
    color: var(--white);
    padding: 60px 0 20px;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-logo {
    color: var(--white);
    margin-bottom: 15px;
}

.social-links {
    display: flex;
    gap: 15px;
    font-size: 20px;
}

.social-links a {
    color: #94A3B8;
    transition: var(--transition);
}

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

.footer-bottom {
    text-align: center;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 20px;
    font-size: 13px;
    color: #94A3B8;
}

.whatsapp-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    background-color: #25D366;
    color: white;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 32px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.2);
    z-index: 999;
    text-decoration: none;
    transition: var(--transition);
}

.whatsapp-float:hover {
    transform: scale(1.1);
}

/* ==========================================================================
   Responsive Design
   ========================================================================== */
@media (max-width: 768px) {
    .menu-toggle {
        display: block;
    }

    .nav-links {
        display: none;
        position: absolute;
        top: 70px;
        left: 0;
        width: 100%;
        background-color: var(--white);
        flex-direction: column;
        padding: 20px;
        border-bottom: 1px solid var(--gray-border);
    }

    .nav-links.active {
        display: flex;
    }

    .hero-grid {
        grid-template-columns: 1fr;
    }

    .hero-content h1 {
        font-size: 30px;
    }
}