/**
 * Vreo.net - Estilos Principales
 * Mobile-First Responsive Design
 * @version 1.0
 */

/* ============================================
   VARIABLES CSS
   ============================================ */
:root {
    /* Colores Principales */
    --color-primary: #2563eb;      /* Azul tecnológico */
    --color-secondary: #f59e0b;    /* Naranja */
    --color-accent: #06b6d4;       /* Cyan */
    
    /* Colores de Texto */
    --color-text: #1f2937;
    --color-text-light: #6b7280;
    --color-text-white: #ffffff;
    
    /* Colores de Fondo */
    --color-bg: #ffffff;
    --color-bg-light: #f9fafb;
    --color-bg-dark: #111827;
    
    /* Colores de Estado */
    --color-success: #10b981;
    --color-error: #ef4444;
    --color-warning: #f59e0b;
    
    /* Tipografía */
    --font-primary: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    --font-size-base: 16px;
    --line-height-base: 1.6;
    
    /* Espaciado */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-xxl: 4rem;
    
    /* Breakpoints */
    --breakpoint-sm: 576px;
    --breakpoint-md: 768px;
    --breakpoint-lg: 1024px;
    --breakpoint-xl: 1280px;
    
    /* Sombras */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    
    /* Transiciones */
    --transition-fast: 150ms ease-in-out;
    --transition-base: 300ms ease-in-out;
    --transition-slow: 500ms ease-in-out;
}

/* ============================================
   RESET Y BASE
   ============================================ */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    font-size: var(--font-size-base);
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    line-height: var(--line-height-base);
    color: var(--color-text);
    background-color: var(--color-bg);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

p {
    text-align: left;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    color: var(--color-primary);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--color-secondary);
}

/* ============================================
   LAYOUT
   ============================================ */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-sm);
}

@media (min-width: 768px) {
    .container {
        padding: 0 var(--spacing-md);
    }
}

/* ============================================
   HEADER Y NAVEGACIÓN
   ============================================ */
.header {
    background-color: var(--color-bg);
    border-bottom: 1px solid #e5e7eb;
    position: relative;
    z-index: 1000;
    width: 100%;
}

.header .container {
    overflow: visible;
}

.header.sticky {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    box-shadow: var(--shadow-md);
    animation: slideDown 0.3s ease-out;
}

@keyframes slideDown {
    from {
        transform: translateY(-100%);
    }
    to {
        transform: translateY(0);
    }
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-sm) 0;
    gap: var(--spacing-md);
}

.logo {
    flex-shrink: 0;
}

.logo a {
    display: block;
    line-height: 0;
}

.logo img {
    height: 50px;
    width: auto;
    display: block;
}

.nav {
    display: none;
}

@media (min-width: 768px) {
    .nav {
        display: flex;
        gap: var(--spacing-md);
    }
    
    .nav ul {
        display: flex;
        list-style: none;
        gap: var(--spacing-md);
    }
    
    .nav a {
        color: var(--color-text);
        font-weight: 500;
        padding: var(--spacing-xs) var(--spacing-sm);
        border-radius: 4px;
        transition: all var(--transition-fast);
    }
    
    .nav a:hover {
        background-color: var(--color-bg-light);
        color: var(--color-primary);
    }
}

.menu-toggle {
    display: flex;
    flex-direction: column;
    gap: 4px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-xs);
}

.menu-toggle span {
    display: block;
    width: 25px;
    height: 3px;
    background-color: var(--color-text);
    transition: all var(--transition-fast);
}

/* Animación del botón hamburguesa cuando está activo */
.menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.menu-toggle.active span:nth-child(2) {
    opacity: 0;
}

.menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -6px);
}

@media (min-width: 1024px) {
    .menu-toggle {
        display: none;
    }
}

.header-contact {
    display: none;
}

@media (min-width: 1024px) {
    .header-contact {
        display: block;
    }
    
    .contact-link {
        display: flex;
        align-items: center;
        gap: var(--spacing-xs);
        color: var(--color-text);
        font-weight: 500;
    }
}

/* ============================================
   MENÚ DINÁMICO (Generado por JavaScript)
   ============================================ */
#mainNav {
    flex: 1;
    display: none; /* Oculto por defecto en móvil */
}

@media (min-width: 1024px) {
    #mainNav {
        display: block;
    }
}

.menu-list {
    display: flex;
    list-style: none;
    margin: 0;
    padding: 0;
    gap: 0.25rem;
    align-items: center;
    flex-wrap: nowrap;
}

.menu-item {
    position: relative;
}

.menu-item > a {
    display: block;
    padding: 0.5rem 0.75rem;
    color: var(--color-text);
    font-weight: 500;
    font-size: 0.875rem;
    border-radius: 4px;
    transition: all var(--transition-fast);
    white-space: nowrap;
}

.menu-item > a:hover,
.menu-item > a.active {
    background-color: var(--color-bg-light);
    color: var(--color-primary);
}

/* Submenú */
.menu-item.has-submenu {
    position: relative;
}

.menu-item.has-submenu > a::after {
    content: ' ▾';
    font-size: 0.7rem;
    margin-left: 0.25rem;
}

/* Agregar área invisible para mantener hover */
.menu-item.has-submenu::after {
    content: '';
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    height: 2px;
    background: transparent;
}

.menu-list .submenu {
    display: none !important;
    position: absolute;
    top: 100%;
    left: 0;
    background-color: var(--color-bg);
    border: 1px solid #e5e7eb;
    border-radius: 6px;
    box-shadow: var(--shadow-lg);
    min-width: 220px;
    padding: var(--spacing-xs) 0;
    margin-top: 0; /* Sin gap para mantener el hover */
    z-index: 1000;
    list-style: none;
}

/* Alinear submenús a la derecha si están cerca del borde */
.menu-list > .menu-item:nth-last-child(-n+2) .submenu {
    left: auto;
    right: 0;
}

.menu-list .menu-item.has-submenu:hover > .submenu {
    display: block !important;
}

.submenu .menu-item {
    display: block;
}

.submenu .menu-item > a {
    padding: var(--spacing-xs) var(--spacing-sm);
    display: block;
    color: var(--color-text);
    font-weight: 400;
    font-size: 0.875rem;
    border-radius: 0;
}

.submenu .menu-item > a:hover {
    background-color: var(--color-bg-light);
    color: var(--color-primary);
}

/* Menú móvil y tablets */
@media (max-width: 1023px) {
    #mainNav {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background-color: var(--color-bg);
        border-top: 1px solid #e5e7eb;
        box-shadow: var(--shadow-lg);
        max-height: calc(100vh - 80px);
        overflow-y: auto;
        z-index: 999;
    }
    
    #mainNav.active {
        display: block;
    }
    
    .menu-list {
        flex-direction: column;
        align-items: stretch;
        padding: var(--spacing-sm);
    }
    
    .menu-item > a {
        padding: var(--spacing-sm);
        font-size: 1rem;
    }
    
    .submenu {
        position: static !important;
        display: none !important;
        border: none !important;
        box-shadow: none !important;
        padding-left: var(--spacing-md) !important;
        margin-top: 0 !important;
        background-color: var(--color-bg-light) !important;
    }
    
    .menu-item.has-submenu.active .submenu {
        display: block !important;
    }
    
    .menu-item.has-submenu > a {
        display: flex;
        justify-content: space-between;
        align-items: center;
    }
}
        display: block !important;
    }
    
    .menu-item.has-submenu > a {
        display: flex;
        justify-content: space-between;
        align-items: center;
    }
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
    background-color: var(--color-bg-light);
    color: var(--color-text);
    padding: var(--spacing-xl) 0 var(--spacing-md);
    margin-top: var(--spacing-xxl);
    border-top: 2px solid #e5e7eb;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

@media (min-width: 768px) {
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .footer-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

.footer h3, .footer h4 {
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
    font-weight: 600;
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: var(--spacing-xs);
}

.footer .footer-links a {
    color: var(--color-text) !important;
    transition: color var(--transition-fast);
}

.footer .footer-links a:hover {
    color: var(--color-primary) !important;
}

.footer-contact li {
    margin-bottom: var(--spacing-sm);
}

.footer .footer-contact a {
    color: var(--color-text) !important;
    transition: color var(--transition-fast);
}

.footer .footer-contact a:hover {
    color: var(--color-primary) !important;
}

.footer-bottom {
    border-top: 1px solid #e5e7eb;
    padding-top: var(--spacing-md);
    text-align: center;
    font-size: 0.875rem;
    color: var(--color-text-light);
}

.footer .footer-bottom a {
    color: var(--color-text) !important;
    text-decoration: underline;
}

/* ============================================
   BOTONES
   ============================================ */
.btn {
    display: inline-block;
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: 6px;
    font-weight: 600;
    text-align: center;
    cursor: pointer;
    border: none;
    transition: all var(--transition-fast);
}

.btn-primary {
    background-color: var(--color-primary);
    color: var(--color-text-white);
}

.btn-primary:hover {
    background-color: #1d4ed8;
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-secondary {
    background-color: var(--color-secondary);
    color: var(--color-text-white);
}

.btn-secondary:hover {
    background-color: #d97706;
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-large {
    padding: var(--spacing-md) var(--spacing-xl);
    font-size: 1.125rem;
}

/* ============================================
   CARDS
   ============================================ */
.card {
    background-color: var(--color-bg);
    border-radius: 8px;
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base);
}

.card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.card-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-sm);
}

.card h3 {
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
}

/* ============================================
   GRID SYSTEM
   ============================================ */
.grid-2 {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
}

@media (min-width: 768px) {
    .grid-2 {
        grid-template-columns: repeat(2, 1fr);
    }
}

.grid-3 {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
}

@media (min-width: 768px) {
    .grid-3 {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .grid-3 {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* ============================================
   FORMULARIOS
   ============================================ */
.form-group {
    margin-bottom: var(--spacing-md);
}

.form-group label {
    display: block;
    margin-bottom: var(--spacing-xs);
    font-weight: 500;
    color: var(--color-text);
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: var(--spacing-sm);
    border: 1px solid #d1d5db;
    border-radius: 6px;
    font-family: inherit;
    font-size: 1rem;
    transition: border-color var(--transition-fast);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.form-group.error input,
.form-group.error textarea {
    border-color: var(--color-error);
}

.error-message {
    color: var(--color-error);
    font-size: 0.875rem;
    margin-top: var(--spacing-xs);
}

/* ============================================
   CHECKBOXES MODERNOS
   ============================================ */
.checkbox-group {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: var(--spacing-sm);
    margin-top: var(--spacing-xs);
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    cursor: pointer;
    padding: var(--spacing-sm);
    border: 2px solid #e5e7eb;
    border-radius: 8px;
    transition: all var(--transition-fast);
    background-color: var(--color-bg);
    position: relative;
}

.checkbox-label:hover {
    border-color: var(--color-primary);
    background-color: #f0f7ff;
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(37, 99, 235, 0.1);
}

/* Ocultar checkbox nativo */
.checkbox-label input[type="checkbox"] {
    position: absolute;
    opacity: 0;
    cursor: pointer;
    height: 0;
    width: 0;
}

/* Crear checkbox personalizado */
.checkbox-label .checkmark {
    position: relative;
    height: 24px;
    width: 24px;
    background-color: var(--color-bg);
    border: 2px solid #d1d5db;
    border-radius: 6px;
    transition: all var(--transition-fast);
    flex-shrink: 0;
}

/* Hover en el checkbox */
.checkbox-label:hover .checkmark {
    border-color: var(--color-primary);
}

/* Cuando está checked */
.checkbox-label input[type="checkbox"]:checked ~ .checkmark {
    background-color: var(--color-primary);
    border-color: var(--color-primary);
}

/* Crear el check mark */
.checkbox-label .checkmark:after {
    content: "";
    position: absolute;
    display: none;
    left: 7px;
    top: 3px;
    width: 6px;
    height: 11px;
    border: solid white;
    border-width: 0 2px 2px 0;
    transform: rotate(45deg);
}

/* Mostrar check mark cuando está checked */
.checkbox-label input[type="checkbox"]:checked ~ .checkmark:after {
    display: block;
    animation: checkAnim 0.2s ease-in-out;
}

@keyframes checkAnim {
    0% {
        transform: rotate(45deg) scale(0);
    }
    50% {
        transform: rotate(45deg) scale(1.2);
    }
    100% {
        transform: rotate(45deg) scale(1);
    }
}

/* Texto del checkbox */
.checkbox-label .checkbox-text {
    font-size: 0.9375rem;
    color: var(--color-text);
    font-weight: 500;
    user-select: none;
}

.checkbox-label input[type="checkbox"]:checked ~ .checkbox-text {
    color: var(--color-primary);
}

/* Checkbox de aviso de privacidad (especial) */
.privacy-checkbox {
    margin-top: var(--spacing-md);
}

.privacy-checkbox .checkbox-label {
    border: 2px solid #e5e7eb;
    background-color: #fefce8;
    padding: var(--spacing-md);
}

.privacy-checkbox .checkbox-label:hover {
    background-color: #fef9c3;
    border-color: var(--color-warning);
}

.privacy-checkbox .checkbox-text {
    font-size: 0.875rem;
    line-height: 1.5;
}

.privacy-checkbox .checkbox-text a {
    color: var(--color-primary);
    text-decoration: underline;
    font-weight: 600;
}

.privacy-checkbox .checkbox-text a:hover {
    color: var(--color-secondary);
}

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
    padding: var(--spacing-xxl) 0;
    text-align: center;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%);
    color: var(--color-text-white);
}

.hero h1 {
    font-size: 2rem;
    margin-bottom: var(--spacing-md);
    text-align: center;
}

.hero p {
    text-align: center !important;
}

@media (min-width: 768px) {
    .hero h1 {
        font-size: 3rem;
    }
}

.hero-subtitle {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-lg);
    opacity: 0.9;
    text-align: center !important;
}

/* Hero Section for internal pages */
.hero-section {
    padding: var(--spacing-xxl) 0;
    text-align: center;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%);
    color: var(--color-text-white);
    min-height: 400px;
    display: flex;
    align-items: center;
    position: relative;
}

.hero-section h1 {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-md);
    text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
    text-align: center;
}

.hero-section p {
    text-align: center !important;
}

.hero-section .hero-subtitle {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-lg);
    opacity: 0.95;
    text-shadow: 1px 1px 2px rgba(0,0,0,0.3);
    text-align: center !important;
}

.hero-section .hero-logo {
    max-width: 200px;
    margin: 0 auto var(--spacing-md);
}

@media (min-width: 768px) {
    .hero-section h1 {
        font-size: 3.5rem;
    }
}

/* ============================================
   SECTIONS
   ============================================ */
.section {
    padding: var(--spacing-xxl) 0;
}

.section h2 {
    font-size: 2rem;
    color: var(--color-primary);
    margin-bottom: var(--spacing-md);
    text-align: center;
}

.section-intro {
    text-align: center;
    font-size: 1.125rem;
    color: var(--color-text-light);
    margin-bottom: var(--spacing-xl);
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

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

/* ============================================
   UTILIDADES
   ============================================ */
.text-center {
    text-align: center;
}

.mt-1 { margin-top: var(--spacing-xs); }
.mt-2 { margin-top: var(--spacing-sm); }
.mt-3 { margin-top: var(--spacing-md); }
.mt-4 { margin-top: var(--spacing-lg); }

.mb-1 { margin-bottom: var(--spacing-xs); }
.mb-2 { margin-bottom: var(--spacing-sm); }
.mb-3 { margin-bottom: var(--spacing-md); }
.mb-4 { margin-bottom: var(--spacing-lg); }

/* ============================================
   LAZY LOADING
   ============================================ */
img[loading="lazy"] {
    opacity: 0;
    transition: opacity var(--transition-base);
}

img[loading="lazy"].loaded {
    opacity: 1;
}

/* ============================================
   BACK TO TOP BUTTON
   ============================================ */
.back-to-top {
    position: fixed;
    bottom: 20px;
    right: 20px;
    background-color: var(--color-secondary);
    color: var(--color-text-white);
    width: 50px;
    height: 50px;
    border-radius: 50%;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
    z-index: 999;
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    background-color: var(--color-primary);
    transform: translateY(-5px);
}

/* ============================================
   COMPANY CARDS (Grupo Vreo)
   ============================================ */
.company-card {
    background: var(--color-bg);
    border-radius: 12px;
    padding: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
    box-shadow: var(--shadow-lg);
    transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.company-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.15);
}

.company-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-lg);
    border-bottom: 2px solid var(--color-bg-light);
}

.company-logo {
    max-width: 150px;
    height: auto;
}

.company-info h3 {
    color: var(--color-primary);
    font-size: 1.75rem;
    margin-bottom: var(--spacing-xs);
}

.company-tagline {
    color: var(--color-text-light);
    font-size: 1.1rem;
    font-style: italic;
    margin-bottom: var(--spacing-xs);
}

.company-years {
    color: var(--color-text-light);
    font-size: 0.95rem;
}

.company-content {
    margin-top: var(--spacing-lg);
}

.company-services {
    margin-top: var(--spacing-lg);
    padding: var(--spacing-md);
    background: var(--color-bg-light);
    border-radius: 8px;
}

.company-services h4 {
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
}

.company-services ul {
    list-style: none;
    padding-left: 0;
}

.company-services li {
    padding: var(--spacing-xs) 0;
    padding-left: var(--spacing-md);
    position: relative;
}

.company-services li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--color-success);
    font-weight: bold;
}

.company-actions {
    margin-top: var(--spacing-lg);
    display: flex;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

@media (max-width: 768px) {
    .company-header {
        flex-direction: column;
        text-align: center;
    }
    
    .company-actions {
        flex-direction: column;
    }
    
    .company-actions .btn {
        width: 100%;
    }
}

/* ============================================
   CONTENT GRID (Two Column Layout)
   ============================================ */
.content-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
    align-items: center;
}

@media (min-width: 768px) {
    .content-grid {
        grid-template-columns: 1fr 1fr;
    }
}

.content-text h2 {
    color: var(--color-primary);
    margin-bottom: var(--spacing-md);
}

.content-text p {
    margin-bottom: var(--spacing-md);
}

.content-image img {
    width: 100%;
    height: auto;
    border-radius: 8px;
    box-shadow: var(--shadow-md);
}

/* ============================================
   SYNERGIES SECTION
   ============================================ */
.synergies-content {
    max-width: 900px;
    margin: 0 auto;
}

.synergies-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

@media (min-width: 768px) {
    .synergies-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

.synergy-item {
    background: var(--color-bg-light);
    padding: var(--spacing-lg);
    border-radius: 8px;
    border-left: 4px solid var(--color-secondary);
}

.synergy-item h4 {
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
    font-size: 1.1rem;
}

/* ============================================
   APPROACH/PROCESS SECTIONS
   ============================================ */
.approach-content {
    max-width: 1000px;
    margin: 0 auto;
}

.approach-item {
    display: flex;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
    align-items: flex-start;
}

.approach-number {
    flex-shrink: 0;
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: bold;
}

.approach-text h3 {
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
}

@media (max-width: 768px) {
    .approach-item {
        flex-direction: column;
        text-align: center;
    }
    
    .approach-number {
        margin: 0 auto;
    }
}

/* Process Timeline */
.process-timeline {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

@media (min-width: 768px) {
    .process-timeline {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .process-timeline {
        grid-template-columns: repeat(3, 1fr);
    }
}

.process-step {
    text-align: center;
    padding: var(--spacing-lg);
    background: var(--color-bg-light);
    border-radius: 8px;
    transition: transform var(--transition-base);
}

.process-step:hover {
    transform: translateY(-5px);
}

.process-icon {
    width: 60px;
    height: 60px;
    background: var(--color-secondary);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: bold;
    margin: 0 auto var(--spacing-md);
}

.process-step h4 {
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
}

/* ============================================
   PRODUCT LINES & SECTORS
   ============================================ */
.product-lines-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
}

@media (min-width: 768px) {
    .product-lines-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

.product-line-card {
    background: var(--color-bg);
    border: 2px solid var(--color-bg-light);
    border-radius: 8px;
    padding: var(--spacing-lg);
    transition: border-color var(--transition-base), transform var(--transition-base);
}

.product-line-card:hover {
    border-color: var(--color-secondary);
    transform: translateY(-3px);
}

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

.product-line-card h3 {
    color: var(--color-primary);
    margin-bottom: var(--spacing-md);
}

.product-line-card ul {
    list-style: none;
    padding-left: 0;
    margin-top: var(--spacing-md);
}

.product-line-card li {
    padding: var(--spacing-xs) 0;
    padding-left: var(--spacing-md);
    position: relative;
    color: var(--color-text-light);
}

.product-line-card li::before {
    content: "•";
    position: absolute;
    left: 0;
    color: var(--color-secondary);
    font-weight: bold;
}

/* Sectors Grid */
.sectors-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
}

@media (min-width: 576px) {
    .sectors-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .sectors-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

.sector-card {
    background: var(--color-bg-light);
    padding: var(--spacing-md);
    border-radius: 8px;
    text-align: center;
    transition: background-color var(--transition-base);
}

.sector-card:hover {
    background-color: var(--color-primary);
    color: white;
}

.sector-card h4 {
    margin-bottom: var(--spacing-xs);
    font-size: 1.1rem;
}

.sector-card:hover h4,
.sector-card:hover p {
    color: white;
}

/* ============================================
   ADVANTAGES & BENEFITS
   ============================================ */
.advantages-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
}

@media (min-width: 768px) {
    .advantages-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .advantages-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.advantage-box {
    background: var(--color-bg-light);
    padding: var(--spacing-lg);
    border-radius: 8px;
    border-left: 4px solid var(--color-success);
}

.advantage-box h4 {
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
}

.advantage-card {
    background: var(--color-bg);
    border: 2px solid var(--color-bg-light);
    padding: var(--spacing-lg);
    border-radius: 8px;
    transition: border-color var(--transition-base);
}

.advantage-card:hover {
    border-color: var(--color-primary);
}

.advantage-card h4 {
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
}

/* ============================================
   SERVICES LIST (Large Icons)
   ============================================ */
.services-list {
    max-width: 1000px;
    margin: 0 auto;
}

.service-item {
    display: flex;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
    padding: var(--spacing-lg);
    background: var(--color-bg-light);
    border-radius: 8px;
    align-items: flex-start;
}

.service-icon-large {
    flex-shrink: 0;
    font-size: 3rem;
}

.service-content h3 {
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
}

@media (max-width: 768px) {
    .service-item {
        flex-direction: column;
        text-align: center;
    }
}

/* ============================================
   CAPABILITIES GRID
   ============================================ */
.capabilities-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
}

@media (min-width: 1024px) {
    .capabilities-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.capability-item {
    background: var(--color-bg-light);
    padding: var(--spacing-lg);
    border-radius: 8px;
}

.capability-item h4 {
    color: var(--color-primary);
    margin-bottom: var(--spacing-md);
    font-size: 1.25rem;
}

.capability-item ul {
    list-style: none;
    padding-left: 0;
}

.capability-item li {
    padding: var(--spacing-xs) 0;
    padding-left: var(--spacing-md);
    position: relative;
}

.capability-item li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--color-success);
    font-weight: bold;
}


/* ============================================
   PACKAGE CARDS - Tarjetas de Paquetes
   ============================================ */
.package-card {
    display: flex;
    flex-direction: column;
    position: relative;
    border: 2px solid #e5e7eb;
    transition: all var(--transition-base);
    height: 100%;
}

.package-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    border-color: var(--color-primary);
}

.package-card.popular {
    border-color: var(--color-primary);
    border-width: 3px;
    box-shadow: 0 10px 15px -3px rgba(37, 99, 235, 0.2);
}

.package-card.popular:hover {
    box-shadow: 0 20px 25px -5px rgba(37, 99, 235, 0.3), 0 10px 10px -5px rgba(37, 99, 235, 0.2);
}

.package-card .badge {
    position: absolute;
    top: -12px;
    right: 20px;
    background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
    color: white;
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 600;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    z-index: 1;
}

.package-header {
    text-align: center;
    padding: var(--spacing-lg) var(--spacing-md) var(--spacing-sm);
    border-bottom: 1px solid #f3f4f6;
}

.package-header h3 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-text);
    margin: 0;
}

.package-price {
    text-align: center;
    padding: var(--spacing-lg) var(--spacing-md);
    background: linear-gradient(to bottom, #f9fafb, #ffffff);
}

.price-amount {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--color-primary);
    line-height: 1;
    margin-bottom: var(--spacing-xs);
}

.package-card.popular .price-amount {
    background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.price-period {
    font-size: 0.875rem;
    color: var(--color-text-light);
    font-weight: 500;
}

.package-features {
    list-style: none;
    padding: var(--spacing-md) var(--spacing-lg);
    flex-grow: 1;
}

.package-features li {
    padding: var(--spacing-sm) 0;
    border-bottom: 1px solid #f3f4f6;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 0.9375rem;
    color: var(--color-text);
}

.package-features li:last-child {
    border-bottom: none;
}

.package-features .feature-icon {
    font-size: 1.25rem;
    flex-shrink: 0;
}

.package-footer {
    padding: var(--spacing-md) var(--spacing-lg) var(--spacing-lg);
    margin-top: auto;
}

.btn-block {
    display: block;
    width: 100%;
    text-align: center;
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .price-amount {
        font-size: 2rem;
    }
    
    .package-header h3 {
        font-size: 1.25rem;
    }
}

/* ============================================
   SERVICE PRICE CARDS - Tarjetas de Precio de Servicios
   ============================================ */
.service-price-card {
    max-width: 600px;
    margin: 0 auto;
    padding: var(--spacing-xl);
    background: linear-gradient(to bottom, #ffffff, #f9fafb);
    border: 3px solid var(--color-primary);
    border-radius: 16px;
    box-shadow: 0 20px 25px -5px rgba(37, 99, 235, 0.15);
    position: relative;
    transition: all var(--transition-base);
}

.service-price-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 25px 30px -5px rgba(37, 99, 235, 0.25);
}

.service-price-badge {
    position: absolute;
    top: -14px;
    left: 50%;
    transform: translateX(-50%);
    background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
    color: white;
    padding: 8px 24px;
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 600;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    white-space: nowrap;
}

.service-price-card h2 {
    color: var(--color-text);
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: var(--spacing-lg);
    text-align: center;
}

.service-price-amount {
    font-size: 3rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1.2;
    text-align: center;
    margin-bottom: var(--spacing-xs);
}

.service-price-period {
    font-size: 1rem;
    color: var(--color-text-light);
    font-weight: 500;
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

.service-price-features {
    background: white;
    border-radius: 12px;
    padding: var(--spacing-lg);
    margin: var(--spacing-lg) 0;
    border: 1px solid #e5e7eb;
}

.service-price-features .feature-item {
    padding: var(--spacing-sm) 0;
    border-bottom: 1px solid #f3f4f6;
    font-size: 1rem;
    color: var(--color-text);
    text-align: left;
}

.service-price-features .feature-item:last-child {
    border-bottom: none;
}

.service-price-card .btn-block {
    margin-top: var(--spacing-md);
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .service-price-card {
        padding: var(--spacing-lg);
    }
    
    .service-price-amount {
        font-size: 2.25rem;
    }
    
    .service-price-card h2 {
        font-size: 1.5rem;
    }
}

/* ============================================
   UTILITY CLASSES - Clases de Utilidad
   ============================================ */
.text-center {
    text-align: center !important;
}

.text-left {
    text-align: left !important;
}

.section-title-center {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.section-intro {
    text-align: center;
    max-width: 800px;
    margin: 0 auto var(--spacing-lg);
}

.section-intro p {
    font-size: 1.125rem;
    line-height: 1.7;
    color: var(--color-text-light);
}

/* ============================================
   NOSOTROS PAGE - Página Quiénes Somos
   ============================================ */
.content-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
    align-items: center;
}

@media (min-width: 1024px) {
    .content-grid {
        grid-template-columns: 1fr 1fr;
    }
}

.content-text p {
    margin-bottom: var(--spacing-md);
    line-height: 1.8;
    font-size: 1.0625rem;
}

.content-text p:last-child {
    margin-bottom: 0;
}

.content-image img {
    width: 100%;
    height: auto;
}

.two-column-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
}

@media (min-width: 768px) {
    .two-column-grid {
        grid-template-columns: 1fr 1fr;
    }
}

.values-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
}

@media (min-width: 768px) {
    .values-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .values-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.value-card {
    text-align: center;
    padding: var(--spacing-lg);
    background: white;
    border-radius: 12px;
    border: 1px solid #e5e7eb;
    transition: all var(--transition-base);
}

.value-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--color-primary);
}

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

.value-card h4 {
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
    font-size: 1.25rem;
}

.value-card p {
    color: var(--color-text-light);
    font-size: 0.9375rem;
    line-height: 1.6;
}

.features-list {
    max-width: 900px;
    margin: 0 auto;
}

.feature-item {
    display: flex;
    gap: var(--spacing-lg);
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-md);
    background: white;
    border-radius: 12px;
    border-left: 4px solid var(--color-primary);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
}

.feature-item:hover {
    box-shadow: var(--shadow-md);
    transform: translateX(4px);
}

.feature-number {
    font-size: 2rem;
    font-weight: 800;
    color: var(--color-primary);
    opacity: 0.3;
    flex-shrink: 0;
    width: 60px;
}

.feature-content h4 {
    color: var(--color-text);
    margin-bottom: var(--spacing-xs);
    font-size: 1.125rem;
}

.feature-content p {
    color: var(--color-text-light);
    font-size: 0.9375rem;
    line-height: 1.6;
    margin: 0;
}

.cta-section {
    background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
    color: white;
}

.cta-content {
    text-align: center;
    max-width: 700px;
    margin: 0 auto;
}

.cta-content h2 {
    color: white;
    margin-bottom: var(--spacing-md);
    font-size: 2rem;
}

.cta-content p {
    font-size: 1.125rem;
    margin-bottom: var(--spacing-lg);
    opacity: 0.95;
}

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

/* ============================================
   TANFRI PAGE - Inmobiliaria Tanfri
   ============================================ */
.services-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
}

@media (min-width: 768px) {
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .services-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.service-card {
    background: white;
    padding: var(--spacing-xl);
    border-radius: 12px;
    border: 2px solid #e5e7eb;
    transition: all var(--transition-base);
    text-align: center;
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    border-color: var(--color-primary);
}

.service-icon {
    font-size: 3.5rem;
    margin-bottom: var(--spacing-md);
    display: inline-block;
}

.service-card h3 {
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
    font-size: 1.25rem;
}

.service-card p {
    color: var(--color-text-light);
    font-size: 0.9375rem;
    line-height: 1.6;
    margin: 0;
}

.approach-content {
    max-width: 900px;
    margin: 0 auto;
}

.approach-item {
    display: flex;
    gap: var(--spacing-lg);
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-md);
    background: white;
    border-radius: 12px;
    border-left: 4px solid var(--color-primary);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
}

.approach-item:hover {
    box-shadow: var(--shadow-md);
    transform: translateX(4px);
}

.approach-number {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--color-primary);
    opacity: 0.2;
    flex-shrink: 0;
    width: 80px;
    text-align: center;
}

.approach-text h3 {
    color: var(--color-text);
    margin-bottom: var(--spacing-xs);
    font-size: 1.25rem;
}

.approach-text p {
    color: var(--color-text-light);
    font-size: 0.9375rem;
    line-height: 1.7;
    margin: 0;
}

.advantage-card {
    background: white;
    padding: var(--spacing-lg);
    border-radius: 12px;
    border: 1px solid #e5e7eb;
    transition: all var(--transition-base);
}

.advantage-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--color-primary);
}

.advantage-card h4 {
    color: var(--color-text);
    margin-bottom: var(--spacing-sm);
    font-size: 1.125rem;
}

.advantage-card p {
    color: var(--color-text-light);
    font-size: 0.9375rem;
    line-height: 1.6;
    margin: 0;
}

.process-timeline {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
    max-width: 1000px;
    margin: 0 auto;
}

@media (min-width: 768px) {
    .process-timeline {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .process-timeline {
        grid-template-columns: repeat(3, 1fr);
    }
}

.process-step {
    text-align: center;
    padding: var(--spacing-lg);
    background: white;
    border-radius: 12px;
    border: 2px solid #e5e7eb;
    transition: all var(--transition-base);
}

.process-step:hover {
    border-color: var(--color-primary);
    box-shadow: var(--shadow-md);
}

.process-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    margin: 0 auto var(--spacing-md);
}

.process-step h4 {
    color: var(--color-text);
    margin-bottom: var(--spacing-xs);
    font-size: 1.125rem;
}

.process-step p {
    color: var(--color-text-light);
    font-size: 0.875rem;
    line-height: 1.5;
    margin: 0;
}