/* Reset y variables CSS */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Paleta de colores */
    --primary-color: #064046;
    --secondary-color: #0b626a;
    --text-primary: #e8eaed;
    --text-secondary: #d1d3d6;
    --success-color: #28a745;
    --error-color: #dc3545;
    --warning-color: #ffc107;
    --background-color: #0b626a;
    --bg-dark: #1a2332;                 /* Fondo principal oscuro */
    --bg-card: #0b626a;                 /* Fondo de tarjetas */
    --bg-hover: #243447;                /* Fondo hover más claro */
    --border-dark: #3c4043;
    
    /* Espaciado */
    --spacing-xs: 8px;
    --spacing-sm: 16px;
    --spacing-md: 24px;
    --spacing-lg: 32px;
    --spacing-xl: 40px;
    
    /* Breakpoints */
    --mobile: 768px;
    --tablet: 1024px;
    
    /* Transiciones */
    --transition: transform 0.3s ease, box-shadow 0.3s ease;
    
}

body {
    font-family: 'Inter', Arial, Helvetica, sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-dark);
}

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

/* Header Global */
.global-header {
    background: var(--primary-color);
    border-bottom: 1px solid var(--border-dark);
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 15px 20px;
    max-width: 1200px;
    margin: 0 auto;
}

.brand-link {
    text-decoration: none;
    color: inherit;
}

.brand-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 24px;
    font-weight: 700;
    color: var(--text-primary);
}

.brand-logo i {
    font-size: 28px;
}

/* Navegación Desktop */
.desktop-nav {
    display: flex;
    align-items: center;
    gap: 30px;
}

.nav-item {
    position: relative;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: 8px;
    text-decoration: none;
    color: var(--text-primary);
    font-weight: 500;
    padding: 10px 15px;
    border-radius: 8px;
    transition: var(--transition);
}

.nav-link:hover {
    background-color: var(--bg-hover);
    color: var(--text-primary);
}

/* Dropdown */
.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    background: var(--bg-card);
    box-shadow: 0 5px 20px rgba(0,0,0,0.15);
    border: 1px solid var(--border-dark);
    border-radius: 8px;
    padding: 10px 0;
    min-width: 200px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: var(--transition);
}

.dropdown:hover .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-menu a {
    display: block;
    padding: 10px 20px;
    color: var(--text-primary);
    text-decoration: none;
    transition: var(--transition);
}

.dropdown-menu a:hover {
    background-color: var(--secondary-color);
    color: var(--text-secondary);
}

/* Header Actions */
.header-actions {
    display: flex;
    align-items: center;
    gap: 15px;
}

.btn-home {
    display: flex;
    align-items: center;
    gap: 8px;
    background: var(--secondary-color);
    color: white;
    text-decoration: none;
    padding: 10px 20px;
    border-radius: 25px;
    font-weight: 500;
    transition: var(--transition);
}

.btn-home:hover {
    background: var(--bg-hover);
    transform: translateY(-2px);
}

/* Menú móvil */
.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    font-size: 24px;
    color: var(--text-primary);
    cursor: pointer;
}

.mobile-sidebar {
    position: fixed;
    top: 0;
    right: -65%;
    width: 65%;
    height: 100vh;
    background: var(--secondary-color);
    box-shadow: -5px 0 20px rgba(0,0,0,0.1);
    transition: var(--transition);
    z-index: 2000;
    overflow-y: auto;
}

.mobile-sidebar.active {
    right: 0;
}

.sidebar-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px;
    border-bottom: 1px solid var(--primary-color);
}

.sidebar-close {
    background: none;
    border: none;
    font-size: 20px;
    cursor: pointer;
    color: var(--text-primary);
}

.sidebar-nav {
    padding: 20px 0;
}

.sidebar-link {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 15px 20px;
    color: var(--text-primary);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
}

.sidebar-link:hover {
    background-color: var(--primary-color);
    color: var(--text-primary);
}

.sidebar-submenu {
    padding-left: 20px;
    background-color: var(--secondary-color);
}

.sidebar-submenu a {
    display: block;
    padding: 10px 20px;
    color: var(--text-secondary);
    text-decoration: none;
    transition: var(--transition);
}

.sidebar-submenu a:hover {
    color: var(--text-primary);
}

/* Overlay para móvil */
.mobile-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.5);
    z-index: 1500;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
}

.mobile-overlay.active {
    opacity: 1;
    visibility: visible;
}

/* Sección Hero */
.hero-section {
    background: var(--primary-color);
    color: white;
    padding: 80px 0;
    text-align: center;
}

.hero-container {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 20px;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 20px;
    text-shadow: 0 2px 10px rgba(0,0,0,0.3);
}

.hero-description {
    font-size: 1.2rem;
    margin-bottom: 30px;
    opacity: 0.9;
}

.hero-cta {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: white;
    color: var(--primary-color);
    text-decoration: none;
    padding: 15px 30px;
    border-radius: 30px;
    font-weight: 600;
    font-size: 1.1rem;
    transition: var(--transition);
}

.hero-cta:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
}

/* Botones Globales */
.btn-primary {
    background: var(--secondary-color);
    color: white;
    border: none;
    padding: 12px 24px;
    border-radius: 8px;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    gap: 8px;
    text-decoration: none;
}

.btn-primary:hover {
    background: var(--bg-hover);
    transform: translateY(-2px);
}

.btn-secondary {
    background: var(--secondary-color);
    color: var(--text-primary);
    border: 1px solid #dee2e6;
    padding: 12px 24px;
    border-radius: 8px;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

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

/* Secciones */
.section-header {
    text-align: center;
    margin-bottom: 50px;
}

.section-header h2 {
    font-size: 2.5rem;
    font-weight: 600;
    margin-bottom: 15px;
    color: var(--text-primary);
}

.section-header p {
    font-size: 1.1rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

/* Cómo Funciona */
.how-it-works {
    padding: 80px 0;
    background: var(--primary-color);
}

.process-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
    margin-top: 50px;
}

.process-item {
    background: var(--bg-card);
    padding: 30px;
    border-radius: 15px;
    text-align: center;
    box-shadow: 0 5px 20px rgba(0,0,0,0.08);
    transition: var(--transition);
}

.process-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.15);
}

.process-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--primary-color), #0891b2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    font-size: 30px;
    color: white;
}

.process-item h3 {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 15px;
    color: var(--text-primary);
}

.process-item p {
    color: var(--text-secondary);
    line-height: 1.6;
}

/* Servicios */
.services-section {
    padding: 80px 0;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.service-card {
    background: var(--bg-card);
    border: 1px solid var(--border-dark);
    border-radius: 15px;
    padding: 30px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.08);
    transition: var(--transition);
    cursor: pointer;
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 40px rgba(0,0,0,0.15);
    border-color: var(--primary-color);
    background: var(--bg-hover);
}

.service-icon {
    width: 70px;
    height: 70px;
    background: var(--primary-color);
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    font-size: 28px;
    color: white;
    margin: 0 auto 20px auto
    
}

.service-content h3 {
    font-size: 1.4rem;
    font-weight: 600;
    margin-bottom: 15px;
    color: var(--text-primary);
}

.service-content p {
    color: var(--text-secondary);
    margin-bottom: 20px;
    line-height: 1.6;
}

.service-keywords {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 20px;
}

.keyword-tag {
    background: var(--primary-color);
    color: var(--text-primary);
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 500;
}

.service-arrow {
    display: flex;
    justify-content: flex-end;
    color: var(--text-primary);
    font-size: 20px;
    transition: var(--transition);
}

.service-card:hover .service-arrow {
    transform: translateX(5px);
}

/* Footer */
.global-footer {
    background: var(--bg-hover);
    border-top: 1px solid var(--border-dark);
    color: white;
    padding: 50px 0 20px;
}

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

.footer-links {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 30px;
}

.footer-column h4 {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 20px;
    color: white;
}

.footer-column a {
    display: block;
    color: rgba(255,255,255,0.7);
    text-decoration: none;
    margin-bottom: 10px;
    transition: var(--transition);
}

.footer-column a:hover {
    color: white;
    padding-left: 5px;
}

.social-links {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.social-link {
    display: flex;
    align-items: center;
    gap: 10px;
    color: rgba(255,255,255,0.7);
    text-decoration: none;
    transition: var(--transition);
}

.social-link:hover {
    color: white;
}

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.2);
    padding-top: 20px;
    text-align: center;
    color: rgba(255,255,255,0.7);
}

/* Responsive Design */
@media (max-width: 768px) {
    .desktop-nav {
        display: none;
    }
    
    .mobile-menu-btn {
        display: block;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-description {
        font-size: 1rem;
    }
    
    .section-header h2 {
        font-size: 2rem;
    }
    
    .process-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .container {
        padding: 0 15px;
    }
    
    .hero-section {
        padding: 60px 0;
    }
    
    .how-it-works,
    .services-section {
        padding: 60px 0;
    }
}

/* Estados de carga y overlays */
.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
}

.loading-spinner {
    text-align: center;
    color: white;
}

.loading-spinner i {
    font-size: 3rem;
    margin-bottom: 20px;
}

.hidden {
    display: none !important;
}

/* Smooth scroll */
html {
    scroll-behavior: smooth;
}

/* Focus states para accesibilidad */
button:focus,
a:focus,
input:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}