/* OpenWhats - Styles.css */
/* Reset y Base */
* {
    box-sizing: border-box;
}

/* Aplicar contain solo a elementos específicos que lo necesiten */
.card, .section, .content-block {
    contain: content;
}

:root {
    --primary-blue: #2563eb;
    --accent-blue: #3b82f6;
    --accent-orange: #f97316;
    --accent-red: #ef4444;
    --accent-purple: #8b5cf6;
    --whatsapp-green: #25d366;
    --whatsapp-dark: #128c7e;
    --dark-bg: #0f1419;
    --bg-secondary: rgba(255, 255, 255, 0.03);
    --card-bg: rgba(255, 255, 255, 0.05);
    --text-light: #e2e8f0;
    --text-gray: #94a3b8;
    --text-dark: #1f2937;
    --gradient-primary: linear-gradient(135deg, #2563eb 0%, #1d4ed8 100%);
    --gradient-accent: linear-gradient(135deg, #f97316 0%, #ea580c 100%);
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: var(--dark-bg);
    color: var(--text-light);
    line-height: 1.6;
    overflow-x: hidden;
    margin: 0;
    padding: 0;
    min-height: 100vh;
}

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

/* Utility Classes */
.sr-only {
    position: absolute !important;
    width: 1px !important;
    height: 1px !important;
    padding: 0 !important;
    margin: -1px !important;
    overflow: hidden !important;
    clip: rect(0, 0, 0, 0) !important;
    white-space: nowrap !important;
    border: 0 !important;
}

.sr-only-focusable:focus {
    position: static !important;
    width: auto !important;
    height: auto !important;
    padding: 8px 16px !important;
    margin: 0 !important;
    overflow: visible !important;
    clip: auto !important;
    white-space: normal !important;
    background: var(--primary-blue);
    color: white;
    text-decoration: none;
    z-index: 9999;
}

/* Background Animation */
.bg-animation {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    opacity: 0.1;
    will-change: transform;
    contain: none;
}

.bg-animation::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 200%;
    height: 200%;
    background: 
        radial-gradient(circle at 20% 50%, var(--primary-blue) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, var(--accent-orange) 0%, transparent 50%),
        radial-gradient(circle at 40% 80%, var(--primary-blue) 0%, transparent 50%);
    animation: float 20s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { 
        transform: translate3d(-20px, -10px, 0) rotate(0deg); 
    }
    33% { 
        transform: translate3d(30px, -30px, 0) rotate(120deg); 
    }
    66% { 
        transform: translate3d(-20px, 20px, 0) rotate(240deg); 
    }
}

/* Header */
header {
    position: fixed !important;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000 !important;
    background: rgba(15, 20, 25, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    transition: transform 0.2s ease, backdrop-filter 0.2s ease;
    will-change: transform;
    height: 80px;
    width: 100%;
    overflow: hidden;
    contain: none;
    transform: translateZ(0);
}

/* Main content spacing for fixed header */
main {
    padding-top: 120px;
}

/* Specific spacing for secondary pages */
body:not(.home-page) main {
    padding-top: 80px !important;
}

.header-scrolled {
    background: rgba(15, 20, 25, 0.99);
    backdrop-filter: blur(20px);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.5);
    border-bottom: 1px solid rgba(255, 255, 255, 0.15);
}

nav {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex !important;
    flex-direction: row !important;
    flex-wrap: nowrap !important;
    justify-content: space-between;
    align-items: center;
    height: 100%;
    min-height: 80px;
    position: relative;
    width: 100%;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-light);
    text-decoration: none;
    flex-shrink: 0;
    min-width: fit-content;
}

.logo-icon {
    width: 40px;
    height: 40px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.logo-icon::after {
    content: '💬';
    font-size: 20px;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 2rem;
    align-items: center;
    flex-shrink: 1;
    min-width: 0;
}

.nav-links a {
    color: #cbd5e1; /* Color más claro para mejor contraste */
    text-decoration: none;
    font-weight: 600; /* Peso más grueso */
    transition: all 0.3s ease;
    position: relative;
}

.nav-links a:hover {
    color: var(--text-light);
    transform: translateY(-2px);
    will-change: transform;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-accent);
    transition: width 0.3s ease;
}

.nav-links a:hover::after {
    width: 100%;
}

.cta-button {
    background: var(--gradient-accent);
    color: white;
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 50px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    white-space: nowrap;
    flex-shrink: 0;
}

.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(249, 115, 22, 0.3);
    will-change: transform;
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    color: var(--text-light);
    font-size: 1.5rem;
    cursor: pointer;
    padding: 0.5rem;
    border-radius: 4px;
    transition: background-color 0.3s ease;
}

.mobile-menu-btn:hover {
    background: rgba(255, 255, 255, 0.1);
}

/* Contenedor para elementos del lado derecho del nav */
.nav-right {
    display: flex !important;
    align-items: center;
    gap: 2rem;
    flex-shrink: 0;
    min-width: fit-content;
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 6rem 2rem 2rem;
    position: relative;
    margin-top: 0;
    isolation: isolate;
    contain: layout;
}

.hero-content {
    max-width: 1200px;
    z-index: 2;
}

.hero h1 {
    font-size: clamp(2.5rem, 5.5vw, 5rem);
    font-weight: 800;
    margin-bottom: 1.5rem;
    background: linear-gradient(135deg, var(--text-light) 0%, var(--accent-orange) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1.2;
    word-wrap: normal;
    hyphens: none;
}

.hero-subtitle {
    font-size: clamp(1.1rem, 2.5vw, 1.6rem);
    color: var(--text-gray);
    margin-bottom: 3rem;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.hero-buttons {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 4rem;
}

.btn-primary, .btn-secondary {
    padding: 1rem 2rem;
    border-radius: 50px;
    font-size: 1.1rem;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
}

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

.btn-secondary {
    background: rgba(255, 255, 255, 0.15); /* Fondo más opaco */
    color: var(--text-light);
    border: 2px solid rgba(255, 255, 255, 0.4); /* Borde más visible */
    backdrop-filter: blur(10px);
    font-weight: 700; /* Texto más grueso */
}

.btn-primary:hover, .btn-secondary:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(37, 99, 235, 0.3);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.25);
    border-color: rgba(255, 255, 255, 0.6);
    color: #ffffff; /* Asegurar texto blanco en hover */
}

/* Stats */
.stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 2rem;
    margin-top: 4rem;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.stat-item {
    text-align: center;
    padding: 1.5rem;
    background: var(--card-bg);
    border-radius: 20px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.3s ease;
}

.stat-item:hover {
    transform: translateY(-5px);
    background: rgba(255, 255, 255, 0.08);
}

.stat-number {
    font-size: 2.2rem;
    font-weight: 800;
    background: var(--gradient-accent);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    display: block;
}

.stat-label {
    color: var(--text-gray);
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-top: 0.5rem;
}

/* Features Section */
.features {
    padding: 6rem 2rem 4rem 2rem;
    max-width: 1400px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
    contain: layout style;
}

.section-header {
    text-align: center;
    margin-bottom: 3rem !important;
}

.section-title {
    font-size: clamp(2rem, 4vw, 3.5rem);
    font-weight: 800;
    margin-bottom: 1rem;
    background: linear-gradient(135deg, var(--text-light) 0%, var(--primary-blue) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-subtitle {
    font-size: 1.2rem;
    color: var(--text-gray);
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.6;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
    margin-top: 4rem;
}

.feature-card {
    background: var(--card-bg);
    padding: 2.5rem;
    border-radius: 24px;
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: transform 0.4s ease, background-color 0.4s ease, box-shadow 0.4s ease;
    position: relative;
    overflow: hidden;
    height: 100%;
    display: flex;
    flex-direction: column;
    margin-bottom: 1rem;
    contain: content;
}

.feature-card h1,
.pricing-card h1,
article h1 {
    font-size: 1.5rem; /* Especificar tamaño explícito */
    line-height: 1.2;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient-accent);
    transform: scaleX(0);
    transition: transform 0.4s ease;
}

.feature-card:hover::before {
    transform: scaleX(1);
}

.feature-card:hover {
    transform: translateY(-10px);
    background: rgba(255, 255, 255, 0.08);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    will-change: transform;
}

.feature-icon {
    width: 60px;
    height: 60px;
    background: var(--gradient-primary);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
}

.feature-title {
    font-size: 1.4rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-light);
}

.feature-description {
    color: var(--text-gray);
    line-height: 1.6;
    flex-grow: 1;
}

/* Testimonials */
.testimonials {
    padding: 4rem 2rem;
    background: linear-gradient(135deg, rgba(37, 211, 102, 0.05) 0%, rgba(18, 140, 126, 0.05) 100%);
    position: relative;
    z-index: 1;
    contain: layout style;
}

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

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.whatsapp-chat {
    background: #0d1117;
    border-radius: 20px;
    padding: 2rem;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    border: 1px solid rgba(37, 211, 102, 0.2);
}

.chat-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 2rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.chat-avatar {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--whatsapp-green) 0%, var(--whatsapp-dark) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    color: white;
    font-weight: bold;
}

.chat-info h4 {
    color: var(--whatsapp-green);
    font-weight: 600;
    margin-bottom: 0.25rem;
}

.chat-info p {
    color: var(--text-gray);
    font-size: 0.9rem;
}

.chat-messages {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.message {
    max-width: 85%;
    padding: 1rem 1.5rem;
    border-radius: 18px;
    position: relative;
    animation: messageSlide 0.5s ease-out;
}

.message.sent {
    background: var(--whatsapp-green);
    color: white;
    align-self: flex-end;
    border-bottom-right-radius: 4px;
}

.message.received {
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-light);
    align-self: flex-start;
    border-bottom-left-radius: 4px;
}

.message-time {
    font-size: 0.75rem;
    opacity: 0.7;
    margin-top: 0.5rem;
    text-align: right;
}

.message.received .message-time {
    text-align: left;
}

@keyframes messageSlide {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Pricing */
.pricing {
    padding: 4rem 2rem;
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.05) 0%, rgba(249, 115, 22, 0.05) 100%);
    position: relative;
    z-index: 1;
    contain: layout style;
}

.pricing-container {
    max-width: 1000px;
    margin: 0 auto;
}

.pricing-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
    align-items: stretch;
}

.pricing-card {
    background: var(--card-bg);
    padding: 3rem 2rem;
    border-radius: 24px;
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
    position: relative;
    transition: transform 0.4s ease, background-color 0.4s ease, box-shadow 0.4s ease;
    display: flex;
    flex-direction: column;
    margin-bottom: 1rem;
    contain: content;
    will-change: transform;
}

.pricing-card.featured {
    border: 2px solid var(--accent-orange);
    transform: scale(1.02);
}

.pricing-card.featured::before {
    content: 'MÁS POPULAR';
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--gradient-accent);
    color: white;
    padding: 0.5rem 1.5rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 700;
}

.pricing-card:hover {
    transform: translateY(-10px);
    background: rgba(255, 255, 255, 0.08);
}

.pricing-card.featured:hover {
    transform: translateY(-10px) scale(1.02);
}

.pricing-header {
    margin-bottom: 2rem;
}

.pricing-header h3 {
    font-size: 1.4rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-light);
}

.price {
    font-size: 3rem;
    font-weight: 800;
    background: var(--gradient-accent);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin: 1rem 0;
}

.price-period {
    color: var(--text-gray);
    font-size: 1rem;
}

.pricing-content {
    flex-grow: 1;
    margin-bottom: 2rem;
}

.features-list {
    list-style: none;
    text-align: left;
}

.features-list li {
    padding: 0.5rem 0;
    color: var(--text-gray);
    position: relative;
    padding-left: 2rem;
}

.features-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--accent-orange);
    font-weight: bold;
}

.pricing-footer {
    margin-top: auto;
}

/* PayPal Buttons */
#paypal-button-container-P-0PY97983267388849NCEDWTI,
#paypal-button-container-P-9LT52467BC457084ENCEDUYY {
    margin-top: 1rem;
    contain: layout;
}

/* Footer - Estructura de 3 columnas corregida */
footer,
.footer {
    background: rgba(15, 20, 25, 0.95);
    padding: 4rem 2rem 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    margin-top: 4rem;
    position: relative;
    z-index: 1;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    flex-direction: row;
    gap: 4rem;
    align-items: flex-start;
    justify-content: space-between;
}

.footer-section {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    width: 100%;
}

.footer-section:first-child {
    flex: 2;
}

.footer-section h3 {
    color: var(--text-light);
    margin-bottom: 1rem !important;
    font-weight: 600;
    font-size: 1.1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    border-bottom: 2px solid var(--accent-orange);
    padding-bottom: 0.5rem;
    width: 100%;
}

/* Footer - Solución definitiva para enlaces verticales */
.footer-section {
    display: flex !important;
    flex-direction: column !important;
    align-items: flex-start !important;
    width: 100% !important;
}

/* FORZAR enlaces verticales - Espaciado reducido */
footer .footer-section a:not(.social-links a),
.footer .footer-section a:not(.social-links a),
nav.footer-section a:not(.social-links a) {
    display: block !important;
    width: 100% !important;
    margin-bottom: 0.4rem !important;
    padding: 0.3rem 0 !important;
    color: var(--text-gray) !important;
    text-decoration: none !important;
    float: none !important;
    clear: both !important;
    position: relative !important;
    box-sizing: border-box !important;
    line-height: 1.3 !important;
}

/* Excepción específica para enlaces sociales - MAYOR ESPECIFICIDAD */
footer .footer-section .social-links a,
.footer .footer-section .social-links a {
    display: inline-flex !important;
    width: 40px !important;
    height: 40px !important;
    margin-bottom: 0 !important;
    padding: 0 !important;
    align-items: center !important;
    justify-content: center !important;
    background: rgba(255, 255, 255, 0.1) !important;
    border-radius: 8px !important;
    font-size: 1.2rem !important;
    color: #ffffff !important;
    transition: all 0.3s ease !important;
    border: 1px solid rgba(255, 255, 255, 0.2) !important;
    backdrop-filter: blur(10px) !important;
    flex: none !important;
}

footer .footer-section .social-links a:hover,
.footer .footer-section .social-links a:hover {
    background: var(--primary-color) !important;
    transform: translateY(-2px) !important;
    box-shadow: 0 5px 15px rgba(37, 99, 235, 0.3) !important;
    border-color: var(--primary-color) !important;
    color: #ffffff !important;
}

/* Eliminar cualquier flexbox en los enlaces EXCEPTO social-links */
footer .footer-section a:not(.social-links a),
.footer .footer-section a:not(.social-links a),
nav.footer-section a:not(.social-links a) {
    flex: none !important;
    flex-direction: column !important;
    flex-wrap: nowrap !important;
}

/* Excepción para social-links - mantener flexbox */
footer .footer-section .social-links,
.footer .footer-section .social-links {
    display: flex !important;
    gap: 1rem !important;
    margin-top: 1rem !important;
    justify-content: flex-start !important;
    flex-wrap: wrap !important;
}

/* Hover state SOLO para enlaces que NO son sociales */
footer .footer-section a:not(.social-links a):hover,
.footer .footer-section a:not(.social-links a):hover,
nav.footer-section a:not(.social-links a):hover {
    color: var(--accent-orange) !important;
    transform: translateX(5px);
}

/* Asegurar que no hay inline-block o inline EXCEPTO social-links */
footer .footer-section a:not(.social-links a),
.footer .footer-section a:not(.social-links a),
nav.footer-section a:not(.social-links a) {
    display: block !important;
}

.footer-bottom {
    text-align: center;
    margin-top: 3rem;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--text-gray);
}

.footer-bottom p {
    margin: 0.5rem 0;
    font-size: 0.9rem;
    line-height: 1.5;
}

/* Responsive */
@media (max-width: 768px) {
    footer,
    .footer {
        padding: 3rem 1.5rem 2rem;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 2.5rem;
        text-align: left;
    }
    
    .footer-section {
        align-items: flex-start;
        width: 100%;
    }
    
    .footer-section h3 {
        justify-content: flex-start;
    }
}

/* Fade In Animation */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
    will-change: transform, opacity;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Typography */
h1 {
    font-size: 2.5rem;
    line-height: 1.2;
    font-weight: 700;
}

article h1,
aside h1,
nav h1,
section h1 {
    font-size: 2.25rem;
    line-height: 1.3;
    font-weight: 600;
}

@media (max-width: 768px) {
    h1 {
        font-size: 2rem; /* Reducido de 2.5rem */
    }
    
    article h1,
    aside h1,
    nav h1,
    section h1 {
        font-size: 1.75rem; /* Optimizado para móvil */
    }
}

strong {
    font-weight: 700;
    color: var(--text-light);
}

em {
    font-style: italic;
    color: var(--accent-orange);
}

mark {
    background-color: rgba(249, 115, 22, 0.3);
    color: var(--text-light);
    padding: 0.2em 0.4em;
    border-radius: 4px;
}

.hero h1 small {
    display: block;
    font-size: 0.5em;
    margin-top: 0.5rem;
    font-weight: 600;
    color: var(--accent-orange);
    line-height: 1.3;
}

/* Heading utility classes */
.heading-lg {
    color: var(--text-light);
    margin-bottom: 2rem;
    font-size: 1.8rem;
    font-weight: 700;
}

.heading-md {
    color: var(--whatsapp-green);
    margin-bottom: 1rem;
    font-size: 1.2rem;
}

.heading-sm {
    color: var(--text-light);
    margin: 0;
    font-size: 1.3rem;
}

.heading-xl {
    color: var(--text-light);
    margin-bottom: 1rem;
    font-size: 2.5rem;
}

.heading-center {
    text-align: center;
    margin-bottom: 3rem;
    color: var(--text-light);
    font-size: 2.2rem;
}

.heading-orange {
    color: var(--accent-orange);
    margin-bottom: 1.5rem;
    font-size: 1.3rem;
}

.heading-green {
    color: var(--whatsapp-green);
    margin-bottom: 1.5rem;
    font-size: 1.3rem;
}

.heading-responsive {
    font-size: clamp(2rem, 5vw, 3rem);
    margin-bottom: 1rem;
}

/* Focus States */
a:focus, button:focus, input:focus, textarea:focus, select:focus {
    outline: 2px solid var(--accent-orange);
    outline-offset: 2px;
}

/* Responsive Design */
/* Contenedores con dimensiones fijas */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Prevenir layout shift en imágenes */
img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* Skeleton loading para contenido dinámico */
.loading {
    background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
    background-size: 200% 100%;
    animation: loading 1.5s infinite;
}

@keyframes loading {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

/* Media queries para responsive sin layout shift */
@media (max-width: 768px) {
    .container {
        padding: 0 15px;
    }
    
    nav {
        padding: 0 1rem;
        height: 70px;
        min-height: 70px;
        justify-content: space-between;
    }
    
    header {
        height: 70px;
    }
    
    /* main padding is defined globally */
    
    .logo {
        font-size: 1.3rem;
    }
    
    .logo-icon {
        width: 35px;
        height: 35px;
    }
    
    .logo-icon::after {
        font-size: 18px;
    }
    
    .nav-links {
        display: none;
    }
    
    .mobile-menu-btn {
        display: block;
        order: 2;
    }
    
    .cta-button {
        padding: 0.5rem 1rem;
        font-size: 0.9rem;
        order: 1;
        margin-right: 1rem;
    }
    
    .nav-right {
        gap: 1rem;
    }
    
    .hero {
        padding: 5rem 1rem 1rem;
        min-height: 90vh;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
        gap: 1rem;
    }
    
    .stats {
        grid-template-columns: repeat(2, 1fr);
        gap: 1rem;
    }
    
    .features {
        padding: 5rem 1rem 4rem 1rem; /* Ajustado para móviles */
    }
    
    .features-grid {
        display: block; /* En lugar de grid complejo */
    }
    
    .feature-card {
        margin-bottom: 1rem;
        transform: none; /* Eliminar transforms costosos */
        transition: none; /* Eliminar animaciones en móvil */
    }
    
    .testimonials {
        padding: 4rem 1rem;
    }
    
    .testimonials-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .whatsapp-chat {
        padding: 1.5rem;
    }
    
    .message {
        max-width: 90%;
    }
    
    .pricing {
        padding: 4rem 1rem;
    }
    
    .pricing-cards {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .pricing-card {
        box-shadow: 0 2px 4px rgba(0,0,0,0.1); /* Sombra simple */
    }
    
    .pricing-card.featured {
        transform: none;
    }
    
    .pricing-card.featured:hover {
        transform: translateY(-10px);
    }
    
    footer {
        padding: 3rem 1rem 2rem;
    }
}

@media (max-width: 480px) {
    nav {
        padding: 0 0.75rem;
        height: 65px;
        min-height: 65px;
    }
    
    header {
        height: 65px;
    }
    
    /* main padding is defined globally */
    
    .logo-icon {
        width: 32px;
        height: 32px;
    }
    
    .logo-icon::after {
        font-size: 16px;
    }
    
    .cta-button {
        padding: 0.4rem 0.8rem;
        font-size: 0.8rem;
    }
    
    .mobile-active {
        padding: 1rem;
    }

    .hero h1 {
        font-size: clamp(1.8rem, 4vw, 2.5rem);
        line-height: 1.3;
    }
    
    .hero h1 small {
        font-size: 0.6em;
        margin-top: 0.3rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .btn-primary, .btn-secondary {
        padding: 0.875rem 1.5rem;
        font-size: 1rem;
    }
    
    .stats {
        grid-template-columns: 1fr;
    }
    
    .stat-item {
        padding: 1rem;
    }
    
    .stat-number {
        font-size: 1.8rem;
    }
    
    .section-title {
        font-size: 1.6rem; /* Reducido ligeramente para evitar overflow */
        line-height: 1.3;
    }
    
    .chat-header {
        flex-direction: column;
        text-align: center;
        gap: 0.5rem;
    }
}

.nav-right {
    display: flex;
    align-items: center;
    gap: 2rem;
}

/* Mobile Menu Animation */
.mobile-active {
    display: flex !important;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: rgba(15, 20, 25, 0.98);
    backdrop-filter: blur(20px);
    flex-direction: column;
    padding: 1.5rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
    animation: slideDown 0.3s ease-out;
    z-index: 999;
}

.mobile-active a {
    padding: 1rem 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--text-light);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

.mobile-active a:hover {
    color: var(--accent-orange);
}

.mobile-active a:last-child {
    border-bottom: none;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Print Styles */
@media print {
    .bg-animation,
    header,
    .hero-buttons,
    .cta-button {
        display: none;
    }
    
    .hero h1,
    .section-title {
        color: black;
        -webkit-text-fill-color: black;
    }
}

/* Prevenir APIs obsoletas - Definir todos los tamaños de encabezados */
h1, h2, h3, h4, h5, h6 {
    font-family: inherit;
    font-weight: inherit;
    line-height: inherit;
    margin: 0;
}

h1 { font-size: 2.5rem; font-weight: 700; }
h2 { font-size: 2rem; font-weight: 600; }
h3 { font-size: 1.75rem; font-weight: 600; }
h4 { font-size: 1.5rem; font-weight: 500; }
h5 { font-size: 1.25rem; font-weight: 500; }
h6 { font-size: 1rem; font-weight: 500; }

/* Asegurar compatibilidad futura */


/* Elementos semánticos con tamaños explícitos */
article, aside, nav, section {
    display: block;
    position: relative;
}

/* Specific hero headings */
.download-hero h1,
.bug-hero h1,
.help-hero h1,
.contact-hero h1,
.status-hero h1,
.training-hero h1,
.updates-hero h1 {
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-light);
}

/* Performance optimization: Use CSS custom property for parallax */
.hero {
    --parallax-offset: 0px;
    transform: translate3d(0, var(--parallax-offset), 0);
    will-change: transform;
    contain: layout;
}

/* Avatar con iniciales */
.avatar-initials {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 600;
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Logo con texto */
.logo-text {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-light);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.logo-text:hover {
    color: var(--accent-blue);
    transition: color 0.3s ease;
}

/* INDUSTRY SOLUTIONS SECTION */
.industry-solutions {
    padding: 80px 0;
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    contain: layout style;
}

.solutions-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.solution-card {
    background: white;
    padding: 40px 30px;
    border-radius: 16px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    text-align: center;
    transition: all 0.3s ease;
    border: 1px solid #e2e8f0;
}

.solution-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.15);
    border-color: #25d366;
    will-change: transform;
}

.solution-icon {
    font-size: 3rem;
    margin-bottom: 20px;
    display: block;
}

.solution-card h3 {
    font-size: 1.5rem;
    font-weight: 600;
    color: #1a202c;
    margin-bottom: 15px;
}

.solution-card p {
    color: #475569; /* Color más oscuro para mejor contraste */
    line-height: 1.6;
    margin-bottom: 25px;
}

.solution-link {
    display: inline-flex;
    align-items: center;
    color: #0d7377; /* Color más oscuro para mejor contraste */
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
    font-size: 1rem;
    background-color: rgba(13, 115, 119, 0.1); /* Fondo sutil para mejorar contraste */
    padding: 0.5rem 1rem;
    border-radius: 6px;
}

.solution-link:hover {
    color: #ffffff; /* Texto blanco en hover */
    background-color: #0d7377; /* Fondo sólido en hover */
    transform: translateX(5px);
    will-change: transform;
}

/* Responsive */
@media (max-width: 768px) {
    .industry-solutions {
        padding: 60px 0;
    }
    
    .solutions-grid {
        grid-template-columns: 1fr;
        gap: 20px;
        margin-top: 30px;
    }
    
    .solution-card {
        padding: 30px 20px;
    }
}


/* ========================================= */
/* ESTILOS ADICIONALES PARA PÁGINAS DE ATERRIZAJE SEO */
/* Se agregan al final del archivo existente */
/* ========================================= */

/* Hero Section específica para páginas de aterrizaje */
.hero-section {
    padding: 140px 0 80px !important;
    background: linear-gradient(135deg, var(--dark-bg) 0%, #1a202c 100%);
    text-align: center;
    position: relative;
    z-index: 1;
}

.hero-content h1 {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    line-height: 1.2;
    color: var(--text-light);
}

.highlight {
    background: var(--gradient-accent);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-gray);
    margin-bottom: 2rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* Estadísticas del hero */
.hero-stats {
    display: flex;
    justify-content: center;
    gap: 3rem;
    margin: 3rem 0;
    flex-wrap: wrap;
}

.stat {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: 3rem;
    font-weight: 700;
    color: var(--accent-orange);
    line-height: 1;
}

.stat-label {
    font-size: 0.9rem;
    color: var(--text-gray);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.hero-cta {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    margin-top: 2rem;
}

/* Sección de estrategias */
.strategies-section {
    padding: 80px 0;
    background: var(--bg-secondary);
    position: relative;
    z-index: 1;
    contain: layout style;
}

.strategies-section h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: var(--text-light);
}

.strategy-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.strategy-card {
    background: var(--card-bg);
    border-radius: 12px;
    padding: 2rem;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    contain: content;
    will-change: transform;
}

.strategy-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.strategy-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
    display: block;
}

.strategy-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--text-light);
    font-weight: 600;
}

.strategy-card p {
    color: var(--text-gray);
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.strategy-card ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.strategy-card li {
    color: var(--text-gray);
    margin-bottom: 0.5rem;
    padding-left: 1.5rem;
    position: relative;
}

.strategy-card li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--whatsapp-green);
    font-weight: bold;
}

/* CTA Section */
.cta-section {
    padding: 80px 0;
    background: var(--gradient-primary);
    text-align: center;
    contain: layout style;
}

.cta-content h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: white;
    font-weight: 700;
}

.cta-content p {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    color: rgba(255, 255, 255, 0.9);
}

.cta-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 1.5rem;
}

.cta-note {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.8);
    margin-top: 1rem;
}

/* Responsive para páginas de aterrizaje */
@media (max-width: 768px) {
    .hero-content h1 {
        font-size: 2.5rem;
    }
    
    .hero-stats {
        gap: 2rem;
    }
    
    .stat-number {
        font-size: 2.5rem;
    }
    
    .strategy-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .hero-cta,
    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .strategies-section h2,
    .cta-content h2 {
        font-size: 2rem;
    }

    .hero-section {
        padding-top: 120px !important;
    }
    
    body:not(.home-page) main {
        padding-top: 90px;
    }
}

/* ========================================= */
/* ESTILOS PARA PÁGINAS DE ATERRIZAJE ESPECÍFICAS */
/* ========================================= */

/* Estilos para Flujos de Automatización */
.automation-flows {
    padding: 4rem 0;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
}

.automation-flows h2 {
    text-align: center;
    margin-bottom: 3rem;
    color: #2c3e50;
    font-size: 2.5rem;
    font-weight: 700;
}

.flows-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.flow-card {
    background: white;
    border-radius: 12px;
    padding: 2rem;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    border: 1px solid #e9ecef;
}

.flow-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.15);
}

.flow-card h3 {
    color: #2c3e50;
    font-size: 1.4rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    text-align: center;
}

.flow-steps {
    margin-bottom: 1.5rem;
}

.step {
    background: #f8f9fa;
    padding: 0.75rem 1rem;
    margin-bottom: 0.5rem;
    border-radius: 8px;
    border-left: 4px solid #25D366;
    font-size: 0.95rem;
    color: #495057;
    transition: all 0.2s ease;
}

.step:hover {
    background: #e9ecef;
    transform: translateX(5px);
}

.flow-result {
    background: linear-gradient(135deg, #25D366, #128C7E);
    color: white;
    padding: 1rem;
    border-radius: 8px;
    text-align: center;
    font-weight: 600;
    margin: 0;
    font-size: 0.95rem;
}

/* Responsive para Flujos de Automatización */
@media (max-width: 768px) {
    .automation-flows {
        padding: 3rem 0;
    }
    
    .automation-flows h2 {
        font-size: 2rem;
        margin-bottom: 2rem;
    }
    
    .flows-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .flow-card {
        padding: 1.5rem;
    }
    
    .flow-card h3 {
        font-size: 1.2rem;
    }
}

@media (max-width: 480px) {
    .flow-card {
        padding: 1rem;
    }
    
    .step {
        padding: 0.5rem 0.75rem;
        font-size: 0.9rem;
    }
    
    .flow-result {
        padding: 0.75rem;
        font-size: 0.9rem;
    }
}

/* Estilos para Página de Envío Masivo WhatsApp Gratis */

/* Tutorial Section */
.tutorial-section {
    padding: 4rem 0;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
}

.tutorial-section h2 {
    text-align: center;
    margin-bottom: 3rem;
    color: #2c3e50;
    font-size: 2.5rem;
    font-weight: 700;
}

.tutorial-steps {
    display: grid;
    gap: 2rem;
    max-width: 800px;
    margin: 0 auto;
}

.step-card {
    background: white;
    border-radius: 16px;
    padding: 2rem;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    display: flex;
    align-items: flex-start;
    gap: 1.5rem;
    transition: all 0.3s ease;
    border: 1px solid #e9ecef;
}

.step-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.15);
}

.step-number {
    background: linear-gradient(135deg, #25D366, #128C7E);
    color: white;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    flex-shrink: 0;
}

.step-content {
    flex: 1;
}

.step-content h3 {
    color: #2c3e50;
    font-size: 1.4rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
}

.step-content p {
    color: #6c757d;
    line-height: 1.6;
    margin-bottom: 1rem;
}

.step-action {
    margin-top: 1rem;
}

.step-features,
.step-formats {
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
    margin-top: 1rem;
}

.feature-tag,
.format {
    background: #e3f2fd;
    color: #1976d2;
    padding: 0.4rem 0.8rem;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 500;
}

.message-example {
    background: #f8f9fa;
    padding: 1rem;
    border-radius: 8px;
    border-left: 4px solid #25D366;
    margin-top: 1rem;
}

.message-example p {
    margin: 0;
    font-style: italic;
    color: #495057;
}

/* Comparison Table Wrapper - Tema oscuro mejorado */
.comparison-table-wrapper {
    overflow-x: auto;
    margin: 2rem 0;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
    background: var(--card-bg);
    border: 1px solid rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(20px);
}

/* Winner Column Styling */
.winner-col {
    background: linear-gradient(135deg, #25D366, #128C7E) !important;
    color: white !important;
    font-weight: 700;
    position: relative;
}

.winner-col::before {
    content: '🏆';
    margin-right: 0.5rem;
}

/* Enhanced Comparison Table - Contraste mejorado */
.comparison-table {
    width: 100%;
    border-collapse: collapse;
    background: transparent;
    margin: 0;
    color: var(--text-light);
}

.comparison-table th {
    padding: 1.5rem 1rem;
    text-align: center;
    font-weight: 700;
    font-size: 1.1rem;
    border-bottom: 2px solid rgba(255, 255, 255, 0.2);
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-light);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.comparison-table th:first-child {
    text-align: left;
    background: rgba(255, 255, 255, 0.08);
    font-weight: 600;
    text-transform: none;
}

.comparison-table td {
    padding: 1.25rem 1rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    vertical-align: middle;
    color: var(--text-gray);
    text-align: center;
}

.comparison-table td:first-child {
    text-align: left;
    font-weight: 600;
    color: var(--text-light);
    background: rgba(255, 255, 255, 0.03);
}

.comparison-table tr:hover {
    background: rgba(255, 255, 255, 0.05);
}

.comparison-table .winner {
    background: rgba(37, 211, 102, 0.15) !important;
    color: #25D366 !important;
    font-weight: 700;
    position: relative;
    border: 1px solid rgba(37, 211, 102, 0.3);
}

.comparison-table .winner::before {
    content: '✅';
    margin-right: 0.5rem;
}

/* Columna ganadora destacada */
.comparison-table th.winner {
    background: linear-gradient(135deg, #25D366, #128C7E) !important;
    color: white !important;
    position: relative;
}

.comparison-table th.winner::before {
    content: '🏆 ';
    margin-right: 0.5rem;
}

/* Iconos para mejor contraste visual */
.comparison-table td:not(.winner):not(:first-child) {
    color: #ff6b6b;
}

.comparison-table td:not(.winner):not(:first-child)::before {
    content: '❌ ';
    margin-right: 0.5rem;
}

/* Comparison Table (Legacy) */
.comparison-header {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    background: linear-gradient(135deg, #2c3e50, #34495e);
    color: white;
    font-weight: 600;
    padding: 1.5rem 1rem;
}

.comparison-row {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    padding: 1rem;
    border-bottom: 1px solid #e9ecef;
    align-items: center;
}

.comparison-row:last-child {
    border-bottom: none;
}

.comparison-row:nth-child(even) {
    background: #f8f9fa;
}

.feature {
    font-weight: 500;
    color: #2c3e50;
}

.openwhats {
    color: #25D366;
    font-weight: 600;
    text-align: center;
}

.others {
    color: #dc3545;
    font-weight: 500;
    text-align: center;
}

/* FAQ Grid */
.faq-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.faq-item {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    border: 1px solid #e9ecef;
}

.faq-item:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 25px rgba(0, 0, 0, 0.15);
}

.faq-item h3 {
    color: #2c3e50;
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 1rem;
    line-height: 1.4;
}

.faq-item p {
    color: #6c757d;
    line-height: 1.6;
    margin: 0;
}

/* Responsive para Envío Masivo */
@media (max-width: 768px) {
    .tutorial-section {
        padding: 3rem 0;
    }
    
    .tutorial-section h2 {
        font-size: 2rem;
        margin-bottom: 2rem;
    }
    
    .step-card {
        flex-direction: column;
        text-align: center;
        padding: 1.5rem;
    }
    
    .step-number {
        align-self: center;
    }
    
    .comparison-header,
    .comparison-row {
        grid-template-columns: 1fr;
        gap: 0.5rem;
        text-align: center;
    }
    
    .comparison-header {
        padding: 1rem;
    }
    
    .comparison-row {
        padding: 0.75rem;
    }
    
    .faq-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .faq-item {
        padding: 1.5rem;
    }
}

@media (max-width: 480px) {
    .step-card {
        padding: 1rem;
    }
    
    .step-content h3 {
        font-size: 1.2rem;
    }
    
    .step-features,
    .step-formats {
        justify-content: center;
    }
    
    .faq-item {
        padding: 1rem;
    }
    
    .faq-item h3 {
        font-size: 1.1rem;
    }
}

/* Casos de Éxito Styles */
.success-cases {
    padding: 4rem 2rem;
    background: linear-gradient(135deg, rgba(15, 20, 25, 0.9) 0%, rgba(37, 99, 235, 0.1) 100%);
    text-align: center;
}

.success-cases h2 {
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: var(--text-light);
    font-weight: 700;
}

.case-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.case-card {
    background: var(--card-bg);
    border-radius: 16px;
    padding: 2.5rem;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    text-align: left;
    position: relative;
    overflow: hidden;
}

.case-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
}

.case-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.4);
}

.case-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    color: var(--text-light);
    font-weight: 600;
}

.case-results {
    display: flex;
    gap: 1rem;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
}

.case-results .result {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-weight: 600;
    font-size: 0.9rem;
    white-space: nowrap;
}

.case-card p {
    color: var(--text-gray);
    line-height: 1.6;
    margin-bottom: 1rem;
    font-style: italic;
}

.case-card cite {
    color: var(--primary-color);
    font-weight: 500;
    font-style: normal;
    font-size: 0.9rem;
}



/* Breadcrumb Navigation */
.breadcrumb {
    background: rgba(15, 20, 25, 0.95);
    padding: 1rem 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    margin-top: 80px;
    position: relative;
    z-index: 999;
}

.breadcrumb-list {
    display: flex;
    list-style: none;
    margin: 0;
    padding: 0;
    gap: 0.5rem;
    align-items: center;
}

.breadcrumb-list li {
    color: var(--text-gray);
    font-size: 0.9rem;
}

.breadcrumb-list li:not(:last-child)::after {
    content: '/';
    margin-left: 0.5rem;
    color: var(--text-gray);
}

.breadcrumb-list a {
    color: var(--text-light);
    text-decoration: none;
    transition: color 0.3s ease;
}

.breadcrumb-list a:hover {
    color: var(--accent-orange);
}

/* Hero Landing específico */
.hero-landing {
    padding: 100px 0 80px;
    background: linear-gradient(135deg, var(--dark-bg) 0%, #1a202c 100%);
    min-height: 80vh;
    contain: layout;
}

.hero-landing .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
}

.hero-landing .hero-content {
    text-align: left;
    max-width: none;
}

.hero-landing .hero-image {
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero-landing .hero-image img {
    max-width: 100%;
    height: auto;
    border-radius: 12px;
}

.hero-title {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    line-height: 1.2;
    color: var(--text-light);
}

.hero-description {
    font-size: 1.2rem;
    color: var(--text-gray);
    margin-bottom: 2rem;
    line-height: 1.6;
}

/* Hero Features */
.hero-features {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin: 2rem 0;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 0.75rem;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.3s ease;
}

.feature-item:hover {
    background: rgba(255, 255, 255, 0.08);
    transform: translateX(5px);
}

.feature-icon {
    font-size: 1.5rem;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    border-radius: 50%;
    flex-shrink: 0;
}

.feature-item span:last-child {
    color: var(--text-light);
    font-weight: 500;
}

/* Hero Actions */
.hero-actions {
    display: flex;
    gap: 1rem;
    margin-top: 2rem;
    flex-wrap: wrap;
}

.btn-large {
    padding: 1.2rem 2.5rem;
    font-size: 1.1rem;
}

/* Hero Image */
.hero-image {
        width: 100%;
        height: auto;
        object-fit: cover;
        will-change: auto; /* Reducir capas GPU */
}

.hero-image img {
    max-width: 100%;
    height: auto;
    border-radius: 16px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

/* Comparison Section */
.comparison-section {
    background: #f8f9fa;
    padding: 4rem 0;
    position: relative;
    z-index: 2;
    contain: layout style;
}

.comparison-section .section-title {
    color: #2c3e50;
    font-size: 2.5rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 1rem;
}

.comparison-section .section-description {
    color: #6c757d;
    font-size: 1.2rem;
    text-align: center;
    margin-bottom: 3rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* Responsive para hero-landing */
@media (max-width: 768px) {
    .breadcrumb {
        margin-top: 70px;
        padding: 0.75rem 0;
    }
    
    .hero-landing {
        padding: 60px 0;
    }
    
    .hero-landing .container {
        grid-template-columns: 1fr;
        gap: 2rem;
        text-align: center;
    }
    
    .hero-landing .hero-content {
        text-align: center;
    }
    
    .hero-landing .hero-image {
        order: -1;
    }
    
    .hero-title {
        font-size: 2.2rem;
    }
    
    .hero-description {
        font-size: 1.1rem;
    }
    
    .hero-actions {
        justify-content: center;
        flex-direction: column;
        align-items: center;
    }
    
    .btn-large {
        padding: 1rem 2rem;
        width: 100%;
        max-width: 300px;
    }
}

@media (max-width: 480px) {
    .breadcrumb {
        margin-top: 65px;
    }
    
    .hero-title {
        font-size: 1.8rem;
    }
    
    .hero-features {
        gap: 0.75rem;
    }
    
    .feature-item {
        padding: 0.5rem;
    }
}

/* Estilos para WhatsApp Business API Alternativa */

/* Use Cases Section */
.use-cases-section {
    padding: 4rem 0;
    background: white;
}

.use-cases-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.use-case-card {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    border-radius: 16px;
    padding: 2rem;
    border: 1px solid #e9ecef;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.use-case-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(135deg, #25D366, #128C7E);
}

.use-case-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.15);
}

.use-case-card h3 {
    color: #2c3e50;
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 1rem;
    line-height: 1.4;
}

.use-case-card p {
    color: #6c757d;
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

.use-case-card ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.use-case-card li {
    color: #495057;
    padding: 0.5rem 0;
    border-bottom: 1px solid #e9ecef;
    position: relative;
    padding-left: 1.5rem;
}

.use-case-card li:last-child {
    border-bottom: none;
}

.use-case-card li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: #25D366;
    font-weight: bold;
}

/* Comparison Table Styles */
.table {
    width: 100%;
    border-collapse: collapse;
    background: white;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    position: relative;
    z-index: 3;
}

.table th {
    background: linear-gradient(135deg, #2c3e50, #34495e);
    color: white;
    padding: 1.5rem 1rem;
    text-align: left;
    font-weight: 600;
    font-size: 1rem;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
}

.table td {
    padding: 1.25rem 1rem;
    border-bottom: 1px solid #e9ecef;
    vertical-align: middle;
    color: #2c3e50;
    font-weight: 500;
}

.table td:first-child {
    font-weight: 600;
    color: #2c3e50;
    background: rgba(44, 62, 80, 0.05);
}

.table tr:last-child td {
    border-bottom: none;
}

.table tr:nth-child(even) {
    background: #f8f9fa;
}

.table tr:hover {
    background: #e3f2fd;
}

/* Table Status Classes */
.positive {
    color: #198754;
    font-weight: 700;
    text-align: center;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
}

.negative {
    color: #dc3545;
    font-weight: 700;
    text-align: center;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
}

.neutral {
    color: #fd7e14;
    font-weight: 700;
    text-align: center;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
}

/* CTA Stats */
.cta-stats {
    display: flex;
    justify-content: center;
    gap: 3rem;
    margin: 2rem 0;
    flex-wrap: wrap;
}

.stat {
    text-align: center;
    color: white;
}

.stat-number {
    display: block;
    font-size: 2.5rem;
    font-weight: 700;
    color: #25D366;
    margin-bottom: 0.5rem;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.stat-label {
    font-size: 0.95rem;
    color: rgba(255, 255, 255, 0.9);
    font-weight: 500;
}

.cta-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    margin-top: 2rem;
}

/* Responsive para WhatsApp Business API Alternativa */
@media (max-width: 768px) {
    .use-cases-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .use-case-card {
        padding: 1.5rem;
    }
    
    .use-case-card h3 {
        font-size: 1.2rem;
    }
    
    .table {
        font-size: 0.9rem;
    }
    
    .table th,
    .table td {
        padding: 1rem 0.75rem;
    }
    
    .cta-stats {
        gap: 2rem;
        flex-direction: column;
        align-items: center;
    }
    
    .stat {
        min-width: 150px;
    }
    
    .stat-number {
        font-size: 2rem;
    }
    
    .cta-actions {
        flex-direction: column;
        align-items: center;
    }
    
    .cta-actions .btn {
        width: 100%;
        max-width: 300px;
    }
    
    .comparison-section .section-title {
        font-size: 2rem;
    }
    
    .comparison-section .section-description {
        font-size: 1.1rem;
        padding: 0 1rem;
    }
}

@media (max-width: 480px) {
    .use-case-card {
        padding: 1rem;
    }
    
    .table {
        font-size: 0.8rem;
    }
    
    .table th,
    .table td {
        padding: 0.75rem 0.5rem;
    }
    
    .stat-number {
        font-size: 1.8rem;
    }
    
    .stat-label {
        font-size: 0.85rem;
    }
}

/* Mejoras adicionales para la tabla en móvil */
@media (max-width: 600px) {
    .table,
    .table thead,
    .table tbody,
    .table th,
    .table td,
    .table tr {
        display: block;
    }
    
    .table thead tr {
        position: absolute;
        top: -9999px;
        left: -9999px;
    }
    
    .table tr {
        border: 1px solid #e9ecef;
        margin-bottom: 1rem;
        border-radius: 8px;
        background: white;
        padding: 1rem;
    }
    
    .table td {
        border: none;
        position: relative;
        padding-left: 50% !important;
        padding-top: 0.75rem;
        padding-bottom: 0.75rem;
    }
    
    .table td:before {
        content: attr(data-label) ":";
        position: absolute;
        left: 1rem;
        width: 45%;
        padding-right: 10px;
        white-space: nowrap;
        font-weight: 600;
        color: #2c3e50;
    }
}

/* Responsive Table */
@media (max-width: 768px) {
    .comparison-table-wrapper {
        margin: 1rem -1rem;
        border-radius: 0;
    }
    
    .comparison-table th,
    .comparison-table td {
        padding: 1rem 0.5rem;
        font-size: 0.9rem;
    }
    
    .comparison-table th:first-child,
    .comparison-table td:first-child {
        min-width: 120px;
        position: sticky;
        left: 0;
        background: var(--card-bg);
        z-index: 1;
    }
}

@media (max-width: 480px) {
    .comparison-table th,
    .comparison-table td {
        padding: 0.75rem 0.5rem;
        font-size: 0.85rem;
    }
}

/* SOLUCIÓN MINIMALISTA Y COMPATIBLE */
.minimal-background {
    position: fixed !important;
    top: 0 !important;
    left: 0 !important;
    width: 100% !important;
    height: 100% !important;
    z-index: -10 !important;
    pointer-events: none !important;
    background: 
        linear-gradient(135deg, 
            rgba(37, 211, 102, 0.02) 0%, 
            transparent 30%, 
            rgba(59, 130, 246, 0.02) 70%, 
            transparent 100%
        ),
        radial-gradient(circle at 80% 20%, 
            rgba(249, 115, 22, 0.015) 0%, 
            transparent 50%
        );
}

/* ... existing code ... */

/* Pros and Cons Section */
.pros-cons-section {
    padding: 4rem 0;
    background: var(--bg-secondary);
    position: relative;
    z-index: 1;
}

.pros-cons-section h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: var(--text-light);
    font-weight: 700;
}

.pros-cons-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.pros-cons-card {
    background: var(--card-bg);
    border-radius: 16px;
    padding: 2.5rem;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    backdrop-filter: blur(20px);
}

.pros-cons-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.pros-cons-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    color: var(--text-light);
    font-weight: 600;
}

.pros-cons-content {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.pros, .cons {
    background: rgba(255, 255, 255, 0.05);
    border-radius: 12px;
    padding: 1.5rem;
}

.pros h4, .cons h4 {
    font-size: 1.2rem;
    margin-bottom: 1rem;
    color: var(--text-light);
    font-weight: 600;
}

.pros-cons-card ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.pros-cons-card li {
    color: var(--text-gray);
    padding: 0.5rem 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    position: relative;
    padding-left: 1.5rem;
    line-height: 1.5;
}

.pros-cons-card li:last-child {
    border-bottom: none;
}

.pros li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--whatsapp-green);
    font-weight: bold;
}

.cons li::before {
    content: '✗';
    position: absolute;
    left: 0;
    color: #ef4444;
    font-weight: bold;
}

/* Testimonials Section */
.testimonials-section {
    padding: 4rem 0;
    background: linear-gradient(135deg, rgba(37, 211, 102, 0.05) 0%, rgba(18, 140, 126, 0.05) 100%);
    position: relative;
    z-index: 1;
}

.testimonials-section h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: var(--text-light);
    font-weight: 700;
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    margin: 2rem 0;
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
}

.testimonial-card {
    background: var(--card-bg);
    border-radius: 16px;
    padding: 2rem;
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    height: 100%;
    display: flex;
    flex-direction: column;
}

.testimonial-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.testimonial-card p {
    color: var(--text-gray);
    line-height: 1.6;
    flex-grow: 1;
    margin-bottom: 1.5rem;
}

.testimonial-author {
    margin-top: auto;
    padding-top: 1.5rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--text-light);
    font-weight: 600;
}

/* Comparison Pages Styles */
.section {
    padding: 4rem 0;
    position: relative;
    z-index: 1;
}

.comparison-summary {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.summary-card {
    background: var(--card-bg);
    border-radius: 16px;
    padding: 2rem;
    border: 1px solid rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(20px);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.summary-card.winner {
    border: 2px solid var(--whatsapp-green);
    background: rgba(37, 211, 102, 0.1);
    position: relative;
}

.summary-card.winner::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--whatsapp-green);
}

.summary-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.summary-card h3 {
    color: var(--text-light);
    font-size: 1.4rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
}

.summary-card ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.summary-card li {
    color: var(--text-gray);
    padding: 0.75rem 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    position: relative;
    padding-left: 1.5rem;
    line-height: 1.5;
}

.summary-card li:last-child {
    border-bottom: none;
}

.summary-card li::before {
    position: absolute;
    left: 0;
    font-weight: bold;
}

.summary-card.winner li::before {
    content: '✅';
    color: var(--whatsapp-green);
}

.summary-card:not(.winner) li::before {
    content: '⚠️';
    color: var(--accent-orange);
}

.winner {
    color: var(--whatsapp-green) !important;
    font-weight: 600;
}

/* Responsive para pros-cons */
@media (max-width: 768px) {
    .pros-cons-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .pros-cons-card {
        padding: 2rem;
    }
    
    .pros-cons-section h2,
    .testimonials-section h2 {
        font-size: 2rem;
    }
    
    .section {
        padding: 3rem 0;
    }
    
    .comparison-summary {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .summary-card {
        padding: 1.5rem;
    }
}

@media (max-width: 480px) {
    .pros-cons-card {
        padding: 1.5rem;
    }
    
    .pros, .cons {
        padding: 1rem;
    }
    
    .summary-card {
        padding: 1rem;
    }
    
    .summary-card h3 {
        font-size: 1.2rem;
    }
}

/* ... existing code ... */

/* Pros and Cons Section */
.pros-cons-section {
    padding: 4rem 0;
    background: var(--bg-secondary);
    position: relative;
    z-index: 1;
}

.pros-cons-section h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: var(--text-light);
    font-weight: 700;
}

.pros-cons-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.pros-cons-card {
    background: var(--card-bg);
    border-radius: 16px;
    padding: 2.5rem;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    backdrop-filter: blur(20px);
}

.pros-cons-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.pros-cons-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    color: var(--text-light);
    font-weight: 600;
}

.pros-cons-content {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.pros, .cons {
    background: rgba(255, 255, 255, 0.05);
    border-radius: 12px;
    padding: 1.5rem;
}

.pros h4, .cons h4 {
    font-size: 1.2rem;
    margin-bottom: 1rem;
    color: var(--text-light);
    font-weight: 600;
}

.pros-cons-card ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.pros-cons-card li {
    color: var(--text-gray);
    padding: 0.5rem 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    position: relative;
    padding-left: 1.5rem;
    line-height: 1.5;
}

.pros-cons-card li:last-child {
    border-bottom: none;
}

.pros li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--whatsapp-green);
    font-weight: bold;
}

.cons li::before {
    content: '✗';
    position: absolute;
    left: 0;
    color: #ef4444;
    font-weight: bold;
}

/* Summary Section */
.summary-section {
    padding: 4rem 0;
    background: var(--bg-secondary);
    position: relative;
    z-index: 1;
}

.summary-section h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: var(--text-light);
    font-weight: 700;
}

.summary-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

/* Cost Analysis Section */
.cost-analysis-section {
    padding: 4rem 0;
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.05) 0%, rgba(249, 115, 22, 0.05) 100%);
    position: relative;
    z-index: 1;
}

.cost-analysis-section h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: var(--text-light);
    font-weight: 700;
}

.cost-comparison {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.cost-card {
    background: var(--card-bg);
    border-radius: 16px;
    padding: 2.5rem;
    border: 1px solid rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(20px);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.cost-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.cost-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    color: var(--text-light);
    font-weight: 600;
}

.cost-breakdown {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.cost-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.75rem 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--text-gray);
}

.cost-item:last-child {
    border-bottom: none;
    font-weight: 600;
    color: var(--text-light);
    font-size: 1.1rem;
}

/* Use Cases Grid */
.use-cases-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.use-case-card {
    background: var(--card-bg);
    border-radius: 16px;
    padding: 2.5rem;
    border: 1px solid rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(20px);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.use-case-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.use-case-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    color: var(--text-light);
    font-weight: 600;
}

.use-case-card ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.use-case-card li {
    color: var(--text-gray);
    padding: 0.75rem 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    position: relative;
    padding-left: 1.5rem;
    line-height: 1.5;
}

.use-case-card li:last-child {
    border-bottom: none;
}

.use-case-card li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--whatsapp-green);
    font-weight: bold;
}

/* Testimonials Section */
.testimonials-section {
    padding: 4rem 0;
    background: linear-gradient(135deg, rgba(37, 211, 102, 0.05) 0%, rgba(18, 140, 126, 0.05) 100%);
    position: relative;
    z-index: 1;
}

.testimonials-section h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: var(--text-light);
    font-weight: 700;
}

/* Migration Section */
.migration-section {
    padding: 5rem 0;
    background: linear-gradient(135deg, var(--bg-dark) 0%, #1a1a2e 100%);
    position: relative;
}

.migration-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: start;
}

.migration-benefits {
    background: var(--card-bg);
    border-radius: 16px;
    padding: 2.5rem;
    border: 1px solid rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(20px);
}

.migration-benefits h3 {
    color: var(--primary-color);
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    font-weight: 600;
}

.migration-benefits ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.migration-benefits li {
    padding: 0.75rem 0;
    color: var(--text-gray);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    transition: color 0.3s ease;
}

.migration-benefits li:last-child {
    border-bottom: none;
}

.migration-benefits li:hover {
    color: var(--text-light);
}

.migration-process {
    background: var(--card-bg);
    border-radius: 16px;
    padding: 2.5rem;
    border: 1px solid rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(20px);
}

.migration-process h3 {
    color: var(--primary-color);
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    font-weight: 600;
}

.migration-process ol {
    padding-left: 1.5rem;
    margin: 0;
}

.migration-process li {
    padding: 0.75rem 0;
    color: var(--text-gray);
    line-height: 1.6;
    transition: color 0.3s ease;
}

.migration-process li:hover {
    color: var(--text-light);
}

/* Cost Total */
.cost-total {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--primary-color);
    text-align: center;
    margin-top: 1.5rem;
    padding: 1rem;
    background: rgba(37, 99, 235, 0.1);
    border-radius: 8px;
    border: 1px solid rgba(37, 99, 235, 0.2);
}

/* CTA Features */
.cta-features {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin-top: 2rem;
    flex-wrap: wrap;
}

.cta-features span {
    color: var(--text-gray);
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

/* Responsive para pros-cons y nuevas secciones */
@media (max-width: 768px) {
    .pros-cons-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .pros-cons-card {
        padding: 2rem;
    }
    
    .pros-cons-section h2,
    .testimonials-section h2,
    .summary-section h2,
    .cost-analysis-section h2 {
        font-size: 2rem;
    }
    
    .summary-section,
    .cost-analysis-section {
        padding: 3rem 0;
    }
    
    .summary-grid,
    .cost-comparison,
    .use-cases-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .cost-card,
    .use-case-card {
        padding: 2rem;
    }
    
    .migration-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .migration-benefits,
    .migration-process {
        padding: 1.5rem;
    }
    
    .cta-features {
        flex-direction: column;
        align-items: center;
        gap: 1rem;
    }
    
    .cost-total {
        font-size: 1.1rem;
    }
}

@media (max-width: 480px) {
    .pros-cons-card {
        padding: 1.5rem;
    }
    
    .pros, .cons {
        padding: 1rem;
    }
    
    .cost-card,
    .use-case-card {
        padding: 1.5rem;
    }
    
    .cost-card h3,
    .use-case-card h3 {
        font-size: 1.2rem;
    }
}

/* Internal Links Section */
.internal-links-section {
    padding: 4rem 0;
    background: var(--bg-dark);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.internal-links-section h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: var(--text-light);
    font-weight: 700;
}

.links-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
    max-width: 1200px;
    margin: 0 auto;
}

.internal-link-card {
    background: var(--card-bg);
    border-radius: 12px;
    padding: 1.5rem;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    text-decoration: none;
    color: var(--text-light);
    display: block;
}

.internal-link-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
    color: var(--primary-color);
    text-decoration: none;
}

/* Steps Grid */
.steps-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

/* Responsive para nuevas clases */
@media (max-width: 768px) {
    .links-grid,
    .steps-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .internal-link-card {
        padding: 1.25rem;
    }
    
    .internal-links-section {
        padding: 3rem 0;
    }
    
    .internal-links-section h2 {
        font-size: 2rem;
    }
}

/* Social Links */
.social-links {
    display: flex;
    gap: 1rem;
    margin-top: 1rem;
    justify-content: flex-start;
}

.social-links a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    text-decoration: none;
    font-size: 1.2rem;
    color: #ffffff; /* ← AGREGAR ESTA LÍNEA */
    transition: all 0.3s ease;
    border: 1px solid rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
}

.social-links a:hover {
    background: var(--primary-color);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(37, 99, 235, 0.3);
    border-color: var(--primary-color);
    color: #ffffff; /* ← AGREGAR ESTA LÍNEA */
}

/* Responsive para social links */
@media (max-width: 768px) {
    .social-links {
        justify-content: center;
        gap: 0.75rem;
    }
    
    .social-links a {
        width: 36px;
        height: 36px;
        font-size: 1.1rem;
    }
}

@media (max-width: 480px) {
    .social-links {
        gap: 0.5rem;
    }
    
    .social-links a {
        width: 32px;
        height: 32px;
        font-size: 1rem;
    }
}