/* ============================================
   AppDev Studio - CSS Principal
   Colores: Azul Oscuro (#1a1d3a), Cian (#00d4ff), Azul (#0066ff)
   ============================================ */

/* ============================================
   VARIABLES Y RESET
   ============================================ */
:root {
    /* Colores principales */
    --primary-dark: #1a1d3a;
    --primary-blue: #0066ff;
    --primary-cyan: #00d4ff;
    --primary-gradient: linear-gradient(135deg, #0066ff 0%, #00d4ff 100%);
    
    /* Colores secundarios */
    --secondary-dark: #0f1123;
    --secondary-blue: #2a3866;
    --accent-purple: #6366f1;
    
    /* Grises y neutros */
    --white: #ffffff;
    --light-gray: #f8f9fa;
    --gray: #6c757d;
    --dark-gray: #343a40;
    
    /* Spacing */
    --section-padding: 100px 0;
    --container-padding: 0 20px;
    
    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.12);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.16);
    --shadow-glow: 0 0 30px rgba(0, 212, 255, 0.3);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    font-size: 16px;
    line-height: 1.6;
    color: var(--dark-gray);
    background: var(--white);
    overflow-x: hidden;
}

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

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition-normal);
}

ul {
    list-style: none;
}

/* ============================================
   TYPOGRAPHY
   ============================================ */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    color: var(--primary-dark);
    margin-bottom: 1rem;
}

h1 {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 900;
}

h2 {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 800;
}

h3 {
    font-size: clamp(1.5rem, 3vw, 2rem);
}

h4 {
    font-size: 1.25rem;
}

p {
    margin-bottom: 1rem;
}

.lead {
    font-size: 1.25rem;
    font-weight: 400;
    color: var(--gray);
    line-height: 1.8;
}

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

.text-center {
    text-align: center;
}

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

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-header h2 {
    margin-bottom: 1rem;
}

.section-header p {
    font-size: 1.125rem;
    color: var(--gray);
    max-width: 600px;
    margin: 0 auto;
}

/* ============================================
   BUTTONS
   ============================================ */
.btn {
    display: inline-block;
    padding: 14px 32px;
    font-size: 1rem;
    font-weight: 600;
    text-align: center;
    border-radius: 8px;
    cursor: pointer;
    transition: var(--transition-normal);
    border: 2px solid transparent;
    white-space: nowrap;
}

.btn-primary {
    background: var(--primary-gradient);
    color: var(--white);
    box-shadow: 0 4px 15px rgba(0, 102, 255, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 102, 255, 0.4);
}

.btn-secondary {
    background: transparent;
    color: var(--primary-blue);
    border: 2px solid var(--primary-blue);
}

.btn-secondary:hover {
    background: var(--primary-blue);
    color: var(--white);
}

.btn-outline {
    background: transparent;
    color: var(--white);
    border: 2px solid var(--white);
}

.btn-outline:hover {
    background: var(--white);
    color: var(--primary-blue);
}

.btn-lg {
    padding: 18px 40px;
    font-size: 1.125rem;
}

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

.btn i {
    margin-right: 8px;
}

/* ============================================
   NAVIGATION
   ============================================ */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: rgba(26, 29, 58, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    padding: 1rem 0;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.nav-wrapper {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--white);
}

.logo i {
    color: var(--primary-cyan);
    font-size: 1.8rem;
}

.logo strong {
    color: var(--primary-cyan);
}

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

.nav-links a {
    color: rgba(255, 255, 255, 0.8);
    font-weight: 500;
    padding: 0.5rem 0;
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-cyan);
    transition: var(--transition-normal);
}

.nav-links a:hover,
.nav-links a.active {
    color: var(--primary-cyan);
}

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

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
}

.nav-toggle span {
    width: 25px;
    height: 3px;
    background: var(--white);
    border-radius: 3px;
    transition: var(--transition-normal);
}

/* Language Selector */
.language-selector {
    display: flex;
    align-items: center;
}

.lang-btn {
    display: flex;
    align-items: center;
    gap: 6px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: var(--white);
    padding: 6px 12px;
    border-radius: 20px;
    cursor: pointer;
    font-size: 0.875rem;
    font-weight: 600;
    transition: var(--transition-normal);
    font-family: var(--font-primary);
}

.lang-btn:hover {
    background: rgba(0, 212, 255, 0.2);
    border-color: var(--primary-cyan);
}

.lang-btn i {
    font-size: 0.875rem;
}

#currentLang {
    font-size: 0.875rem;
    letter-spacing: 0.5px;
}

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: var(--primary-dark);
    color: var(--white);
    padding-top: 80px;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #1a1d3a 0%, #0f1123 100%);
    z-index: 0;
}

.hero-bg::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 20% 50%, rgba(0, 212, 255, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(0, 102, 255, 0.1) 0%, transparent 50%);
}

.hero .container {
    position: relative;
    z-index: 1;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.hero-text h1 {
    color: var(--white);
    margin-bottom: 1.5rem;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 2rem;
}

.hero-stats {
    display: flex;
    gap: 3rem;
    margin-bottom: 2rem;
}

.stat {
    text-align: center;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 900;
    color: var(--primary-cyan);
    line-height: 1;
}

.stat-label {
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.6);
    margin-top: 0.5rem;
}

.hero-cta {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

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

.phone-mockup {
    width: 300px;
    height: 600px;
    background: linear-gradient(135deg, #2a3866 0%, #1a1d3a 100%);
    border-radius: 40px;
    padding: 15px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
    position: relative;
    animation: float 6s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-20px); }
}

.phone-screen {
    width: 100%;
    height: 100%;
    background: #000;
    border-radius: 30px;
    overflow: hidden;
    position: relative;
}

.app-preview {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #0066ff 0%, #00d4ff 100%);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 2rem;
}

.app-header {
    position: absolute;
    top: 10px;
    left: 20px;
    right: 20px;
    display: flex;
    justify-content: space-between;
    color: var(--white);
    font-size: 0.75rem;
}

.app-content {
    text-align: center;
    color: var(--white);
}

.ai-icon-wrapper {
    width: 80px;
    height: 80px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
    backdrop-filter: blur(10px);
}

.ai-icon-wrapper i {
    font-size: 2.5rem;
}

.scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
}

.mouse {
    width: 30px;
    height: 50px;
    border: 2px solid rgba(255, 255, 255, 0.5);
    border-radius: 15px;
    position: relative;
}

.mouse::before {
    content: '';
    width: 4px;
    height: 8px;
    background: rgba(255, 255, 255, 0.5);
    border-radius: 2px;
    position: absolute;
    top: 8px;
    left: 50%;
    transform: translateX(-50%);
    animation: scroll 2s infinite;
}

@keyframes scroll {
    0% { opacity: 1; transform: translateX(-50%) translateY(0); }
    100% { opacity: 0; transform: translateX(-50%) translateY(15px); }
}

/* ============================================
   PAGE HERO (Secondary pages)
   ============================================ */
.page-hero {
    padding: 150px 0 100px;
    background: var(--primary-dark);
    color: var(--white);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.page-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 30% 50%, rgba(0, 212, 255, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 70% 80%, rgba(0, 102, 255, 0.1) 0%, transparent 50%);
    z-index: 0;
}

.page-hero-content {
    position: relative;
    z-index: 1;
}

.page-hero h1 {
    color: var(--white);
    margin-bottom: 1rem;
}

.page-hero .lead {
    color: rgba(255, 255, 255, 0.8);
    max-width: 700px;
    margin: 0 auto;
}

.ai-hero {
    background: linear-gradient(135deg, #1a1d3a 0%, #0f1123 100%);
}

.ai-bg::before {
    background: 
        radial-gradient(circle at 20% 30%, rgba(0, 212, 255, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 80% 70%, rgba(99, 102, 241, 0.15) 0%, transparent 50%);
}

.ai-badge {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: rgba(0, 212, 255, 0.1);
    border: 1px solid rgba(0, 212, 255, 0.3);
    padding: 8px 20px;
    border-radius: 50px;
    margin-bottom: 1.5rem;
    color: var(--primary-cyan);
    font-weight: 600;
}

/* ============================================
   TECH SECTION
   ============================================ */
.tech-section {
    padding: 2rem 0;
    background: var(--light-gray);
}

.tech-icons {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 4rem;
    flex-wrap: wrap;
}

.tech-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    opacity: 0.6;
    transition: var(--transition-normal);
}

.tech-item:hover {
    opacity: 1;
    transform: translateY(-5px);
}

.tech-item i {
    font-size: 3rem;
    color: var(--primary-blue);
}

.tech-item span {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--dark-gray);
}

/* ============================================
   WHY US / FEATURES
   ============================================ */
.why-us,
.services-overview,
.ai-capabilities,
.industry-use-cases {
    padding: var(--section-padding);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.feature-card {
    background: var(--white);
    padding: 2rem;
    border-radius: 16px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-normal);
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

.feature-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #0066ff 0%, #00d4ff 100%);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
}

.feature-icon i {
    font-size: 1.8rem;
    color: var(--white);
}

.feature-card h3 {
    margin-bottom: 1rem;
    color: var(--primary-dark);
}

.feature-card p {
    color: var(--gray);
    margin: 0;
}

/* ============================================
   SERVICES
   ============================================ */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
}

.service-card {
    background: var(--white);
    border-radius: 20px;
    padding: 2.5rem;
    box-shadow: var(--shadow-md);
    transition: var(--transition-normal);
    border: 2px solid transparent;
}

.service-card:hover {
    border-color: var(--primary-cyan);
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

.service-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, rgba(0, 102, 255, 0.1) 0%, rgba(0, 212, 255, 0.1) 100%);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
}

.service-icon i {
    font-size: 2.5rem;
    color: var(--primary-blue);
}

.service-card h3 {
    margin-bottom: 1rem;
}

.service-card p {
    color: var(--gray);
    margin-bottom: 1.5rem;
}

.service-features {
    margin: 1.5rem 0;
}

.service-features li {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 0.75rem;
    color: var(--dark-gray);
}

.service-features i {
    color: var(--primary-cyan);
    font-size: 0.875rem;
}

.service-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--primary-blue);
    font-weight: 600;
    margin-top: 1rem;
}

.service-link:hover {
    gap: 12px;
}

.service-link i {
    font-size: 0.875rem;
}

/* ============================================
   IA HIGHLIGHT
   ============================================ */
.ia-highlight {
    padding: var(--section-padding);
    background: linear-gradient(135deg, #0f1123 0%, #1a1d3a 100%);
    color: var(--white);
    position: relative;
    overflow: hidden;
}

.ia-highlight::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 80% 20%, rgba(0, 212, 255, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 20% 80%, rgba(99, 102, 241, 0.1) 0%, transparent 50%);
}

.ia-content {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 4rem;
    align-items: center;
    position: relative;
    z-index: 1;
}

.ia-text h2,
.ia-text h4 {
    color: var(--white);
}

.ia-text .lead {
    color: rgba(255, 255, 255, 0.8);
}

.badge {
    display: inline-block;
    background: rgba(0, 212, 255, 0.2);
    color: var(--primary-cyan);
    padding: 6px 16px;
    border-radius: 50px;
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.ia-features {
    margin: 2rem 0;
}

.ia-feature-item {
    display: flex;
    gap: 1.5rem;
    margin-bottom: 1.5rem;
}

.ia-feature-item i {
    width: 50px;
    height: 50px;
    background: rgba(0, 212, 255, 0.1);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-cyan);
    font-size: 1.5rem;
    flex-shrink: 0;
}

.ia-feature-item h4 {
    margin-bottom: 0.5rem;
    font-size: 1.125rem;
}

.ia-feature-item p {
    color: rgba(255, 255, 255, 0.7);
    margin: 0;
    font-size: 0.9375rem;
}

.ai-animation {
    position: relative;
    width: 300px;
    height: 300px;
    margin: 0 auto;
}

.ai-circle {
    position: absolute;
    border-radius: 50%;
    border: 2px solid rgba(0, 212, 255, 0.3);
}

.circle-1 {
    width: 100%;
    height: 100%;
    animation: pulse 4s ease-in-out infinite;
}

.circle-2 {
    width: 70%;
    height: 70%;
    top: 15%;
    left: 15%;
    animation: pulse 4s ease-in-out infinite 1s;
}

.circle-3 {
    width: 40%;
    height: 40%;
    top: 30%;
    left: 30%;
    animation: pulse 4s ease-in-out infinite 2s;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); opacity: 0.5; }
    50% { transform: scale(1.1); opacity: 1; }
}

.ai-center {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 100px;
    height: 100px;
    background: linear-gradient(135deg, #0066ff 0%, #00d4ff 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 0 40px rgba(0, 212, 255, 0.5);
}

.ai-center i {
    font-size: 3rem;
    color: var(--white);
    animation: rotate 8s linear infinite;
}

@keyframes rotate {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

/* ============================================
   CASES / PORTFOLIO
   ============================================ */
.success-cases,
.portfolio-grid-section {
    padding: var(--section-padding);
    background: var(--light-gray);
}

.cases-grid,
.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 2rem;
}

.case-card,
.portfolio-item {
    background: var(--white);
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: var(--transition-normal);
}

.case-card:hover,
.portfolio-item:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

.case-image,
.portfolio-image {
    height: 220px;
    background: linear-gradient(135deg, #0066ff 0%, #00d4ff 100%);
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    position: relative;
    overflow: hidden;
    transition: transform 0.3s ease;
}

.portfolio-item:hover .portfolio-image {
    transform: scale(1.05);
}

.case-overlay,
.portfolio-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.4);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.3s ease;
}

.portfolio-item:hover .portfolio-overlay {
    background: rgba(0, 0, 0, 0.6);
}

.case-category,
.portfolio-category {
    background: var(--white);
    color: var(--primary-blue);
    padding: 6px 16px;
    border-radius: 50px;
    font-size: 0.875rem;
    font-weight: 600;
    position: absolute;
    top: 20px;
    left: 20px;
}

.case-overlay .case-category,
.portfolio-overlay .portfolio-category {
    position: static;
}

.portfolio-icon {
    font-size: 3rem;
    color: rgba(255, 255, 255, 0.5);
}

.case-content,
.portfolio-content {
    padding: 1.5rem;
}

.portfolio-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}

.portfolio-tech {
    display: flex;
    gap: 8px;
}

.tech-badge {
    width: 32px;
    height: 32px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.875rem;
}

.tech-badge.ios {
    background: rgba(0, 0, 0, 0.05);
    color: #000;
}

.tech-badge.android {
    background: rgba(76, 175, 80, 0.1);
    color: #4CAF50;
}

.tech-badge.pwa {
    background: rgba(0, 102, 255, 0.1);
    color: var(--primary-blue);
}

.tech-badge.ai {
    background: rgba(0, 212, 255, 0.1);
    color: var(--primary-cyan);
}

.case-content h3,
.portfolio-content h3 {
    margin-bottom: 0.75rem;
}

.case-content p,
.portfolio-content p {
    color: var(--gray);
    font-size: 0.9375rem;
}

.portfolio-features {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin: 1rem 0;
}

.portfolio-features span {
    font-size: 0.8125rem;
    color: var(--gray);
    background: var(--light-gray);
    padding: 4px 12px;
    border-radius: 50px;
}

.case-metrics,
.portfolio-stats {
    display: flex;
    gap: 2rem;
    margin: 1rem 0;
    padding-top: 1rem;
    border-top: 1px solid #eee;
}

.metric,
.stat-mini {
    text-align: center;
}

.metric strong,
.stat-mini strong {
    display: block;
    font-size: 1.5rem;
    color: var(--primary-blue);
    font-weight: 800;
}

.metric span,
.stat-mini span {
    font-size: 0.8125rem;
    color: var(--gray);
}

.case-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--primary-blue);
    font-weight: 600;
    margin-top: 1rem;
}

.case-link:hover {
    gap: 12px;
}

/* ============================================
   CTA SECTION
   ============================================ */
.cta-section {
    padding: var(--section-padding);
    background: linear-gradient(135deg, #0066ff 0%, #00d4ff 100%);
    color: var(--white);
    text-align: center;
}

.cta-content h2 {
    color: var(--white);
    margin-bottom: 1rem;
}

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

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

/* ============================================
   FOOTER
   ============================================ */
.footer {
    background: var(--primary-dark);
    color: rgba(255, 255, 255, 0.8);
    padding: 4rem 0 2rem;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 1rem;
}

.footer-logo i {
    color: var(--primary-cyan);
}

.footer-logo strong {
    color: var(--primary-cyan);
}

.footer-col p {
    margin-bottom: 1.5rem;
    line-height: 1.8;
}

.footer-col h4 {
    color: var(--white);
    font-size: 1.125rem;
    margin-bottom: 1.5rem;
}

.footer-col ul li {
    margin-bottom: 0.75rem;
}

.footer-col ul li a {
    color: rgba(255, 255, 255, 0.7);
}

.footer-col ul li a:hover {
    color: var(--primary-cyan);
}

.contact-info li {
    display: flex;
    align-items: center;
    gap: 10px;
}

.contact-info i {
    color: var(--primary-cyan);
    width: 20px;
}

.social-links {
    display: flex;
    gap: 1rem;
}

.social-links a {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    transition: var(--transition-normal);
}

.social-links a:hover {
    background: var(--primary-cyan);
    transform: translateY(-3px);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.6);
}

/* ============================================
   RESPONSIVE - MOBILE
   ============================================ */
@media (max-width: 768px) {
    .nav-links {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 70px);
        background: var(--primary-dark);
        flex-direction: column;
        justify-content: flex-start;
        padding: 2rem;
        transition: var(--transition-normal);
        gap: 0;
    }
    
    .nav-links.active {
        left: 0;
    }
    
    .nav-links li {
        width: 100%;
        border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        padding: 1rem 0;
    }
    
    .language-selector {
        border-bottom: none;
        justify-content: center;
        padding-top: 1rem;
    }
    
    .lang-btn {
        width: auto;
    }
    
    .nav-toggle {
        display: flex;
    }
    
    .nav-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(8px, 8px);
    }
    
    .nav-toggle.active span:nth-child(2) {
        opacity: 0;
    }
    
    .nav-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -7px);
    }
    
    .hero-content,
    .ia-content,
    .service-detail-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .hero-image {
        order: -1;
    }
    
    .phone-mockup {
        width: 250px;
        height: 500px;
    }
    
    .hero-stats {
        gap: 1.5rem;
    }
    
    .hero-cta,
    .cta-buttons {
        flex-direction: column;
    }
    
    .btn {
        width: 100%;
        text-align: center;
    }
    
    .features-grid,
    .services-grid,
    .cases-grid,
    .portfolio-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .section-header {
        margin-bottom: 2rem;
    }
    
    h1 {
        font-size: 2rem;
    }
    
    h2 {
        font-size: 1.75rem;
    }
}

/* ============================================
   SERVICIOS DETAIL PAGE
   ============================================ */
.service-detail {
    padding: var(--section-padding);
}

.service-detail.alternate {
    background: var(--light-gray);
}

.service-detail-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.service-badge {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: rgba(0, 102, 255, 0.1);
    color: var(--primary-blue);
    padding: 8px 20px;
    border-radius: 50px;
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
}

.service-badge i {
    font-size: 1.2rem;
}

.service-detail-text h2 {
    margin-bottom: 1.5rem;
}

.service-detail-text h3 {
    margin-top: 2rem;
    margin-bottom: 1rem;
    font-size: 1.5rem;
}

.feature-list {
    list-style: none;
    margin: 1.5rem 0;
}

.feature-list li {
    display: flex;
    gap: 12px;
    margin-bottom: 1rem;
    align-items: flex-start;
}

.feature-list i {
    color: var(--primary-cyan);
    margin-top: 4px;
    flex-shrink: 0;
}

.tech-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin: 1.5rem 0;
}

.tech-tag {
    background: var(--light-gray);
    color: var(--primary-blue);
    padding: 8px 16px;
    border-radius: 8px;
    font-size: 0.875rem;
    font-weight: 600;
    border: 1px solid rgba(0, 102, 255, 0.1);
}

.process-steps {
    margin: 2rem 0;
}

.process-step {
    display: flex;
    gap: 1.5rem;
    margin-bottom: 1.5rem;
}

.step-number {
    width: 50px;
    height: 50px;
    background: var(--primary-gradient);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 1.25rem;
    font-weight: 700;
    flex-shrink: 0;
}

.step-content h4 {
    margin-bottom: 0.5rem;
}

.step-content p {
    color: var(--gray);
    margin: 0;
}

.advantages-list {
    margin: 1.5rem 0;
}

.advantage-item {
    display: flex;
    gap: 1.5rem;
    margin-bottom: 1.5rem;
}

.advantage-item i {
    width: 50px;
    height: 50px;
    background: rgba(0, 102, 255, 0.1);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-blue);
    font-size: 1.5rem;
    flex-shrink: 0;
}

.advantage-item h4 {
    margin-bottom: 0.5rem;
}

.advantage-item p {
    color: var(--gray);
    margin: 0;
}

.use-cases {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
    margin: 1.5rem 0;
}

.use-case {
    text-align: center;
    padding: 1.5rem;
    background: var(--light-gray);
    border-radius: 12px;
}

.use-case i {
    font-size: 2.5rem;
    color: var(--primary-blue);
    margin-bottom: 1rem;
}

.use-case h4 {
    font-size: 1.125rem;
    margin-bottom: 0.5rem;
}

.use-case p {
    font-size: 0.875rem;
    color: var(--gray);
    margin: 0;
}

.limitations {
    background: rgba(255, 193, 7, 0.1);
    padding: 1.5rem;
    border-radius: 12px;
    border-left: 4px solid #ffc107;
    margin: 1.5rem 0;
}

.limitations p {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    margin-bottom: 0.75rem;
}

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

.limitations i {
    color: #ffc107;
    margin-top: 3px;
    flex-shrink: 0;
}

/* Device Showcases */
.device-showcase {
    display: flex;
    justify-content: center;
}

.iphone-mockup,
.android-mockup {
    width: 280px;
    height: 560px;
    background: #1a1a1a;
    border-radius: 40px;
    padding: 12px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

.iphone-screen,
.android-screen {
    width: 100%;
    height: 100%;
    background: var(--white);
    border-radius: 32px;
    overflow: hidden;
}

.app-ui {
    width: 100%;
    height: 100%;
    background: linear-gradient(180deg, #f5f7fa 0%, #fff 100%);
    padding: 1.5rem;
}

.app-ui .statusbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.75rem;
    margin-bottom: 2rem;
}

.statusbar-icons {
    display: flex;
    gap: 8px;
}

.app-screen-content {
    text-align: center;
}

.app-title {
    font-size: 1.5rem;
    color: var(--primary-dark);
    margin-bottom: 2rem;
}

.feature-grid-mini {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.mini-card {
    background: var(--white);
    padding: 1rem;
    border-radius: 12px;
    box-shadow: var(--shadow-sm);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
}

.mini-card i {
    font-size: 1.5rem;
    color: var(--primary-blue);
}

.mini-card span {
    font-size: 0.75rem;
    color: var(--gray);
}

/* PWA Showcase */
.pwa-showcase {
    text-align: center;
}

.pwa-devices {
    display: flex;
    justify-content: center;
    align-items: flex-end;
    gap: 1rem;
    margin-bottom: 2rem;
}

.device-mini {
    background: var(--primary-dark);
    border-radius: 12px;
    padding: 1rem;
    color: var(--white);
}

.device-mini.phone {
    width: 60px;
    height: 100px;
}

.device-mini.tablet {
    width: 80px;
    height: 120px;
}

.device-mini.desktop {
    width: 120px;
    height: 90px;
}

.device-screen {
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 6px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.device-screen i {
    font-size: 1.5rem;
}

.device-screen span {
    font-size: 0.625rem;
}

.pwa-features {
    display: flex;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.pwa-feature {
    background: rgba(0, 102, 255, 0.1);
    color: var(--primary-blue);
    padding: 8px 16px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.875rem;
    font-weight: 600;
}

/* Comparison Table */
.tech-comparison {
    padding: var(--section-padding);
    background: var(--light-gray);
}

.comparison-table {
    background: var(--white);
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--shadow-md);
}

.comparison-header,
.comparison-row {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1fr;
    border-bottom: 1px solid #eee;
}

.comparison-header {
    background: var(--primary-dark);
    color: var(--white);
    font-weight: 700;
}

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

.comparison-cell {
    padding: 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    gap: 8px;
}

.comparison-cell.feature {
    justify-content: flex-start;
    font-weight: 600;
    color: var(--primary-dark);
}

.comparison-cell i {
    color: var(--primary-cyan);
}

.comparison-header .comparison-cell {
    flex-direction: column;
    gap: 10px;
}

.comparison-header .comparison-cell i {
    font-size: 2rem;
}

.comparison-row:nth-child(even) {
    background: var(--light-gray);
}

/* Methodology Timeline */
.methodology {
    padding: var(--section-padding);
}

.methodology-timeline {
    max-width: 800px;
    margin: 0 auto;
}

.timeline-item {
    display: flex;
    gap: 2rem;
    margin-bottom: 3rem;
    position: relative;
}

.timeline-item::before {
    content: '';
    position: absolute;
    left: 30px;
    top: 60px;
    width: 2px;
    height: calc(100% + 20px);
    background: linear-gradient(180deg, var(--primary-cyan) 0%, transparent 100%);
}

.timeline-item:last-child::before {
    display: none;
}

.timeline-icon {
    width: 60px;
    height: 60px;
    background: var(--primary-gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 1.5rem;
    flex-shrink: 0;
    z-index: 1;
    box-shadow: 0 4px 12px rgba(0, 102, 255, 0.3);
}

.timeline-content h3 {
    margin-bottom: 0.75rem;
}

.timeline-content p {
    color: var(--gray);
    margin-bottom: 0.5rem;
}

.timeline-duration {
    display: inline-block;
    background: rgba(0, 212, 255, 0.1);
    color: var(--primary-cyan);
    padding: 4px 12px;
    border-radius: 50px;
    font-size: 0.8125rem;
    font-weight: 600;
}

/* ============================================
   IA APPS PAGE
   ============================================ */
.why-ai {
    padding: var(--section-padding);
}

.why-ai-content {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 4rem;
    align-items: center;
}

.benefit-cards {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
    margin: 2rem 0;
}

.benefit-card {
    background: var(--light-gray);
    padding: 1.5rem;
    border-radius: 12px;
    transition: var(--transition-normal);
}

.benefit-card:hover {
    background: var(--white);
    box-shadow: var(--shadow-md);
    transform: translateY(-5px);
}

.benefit-icon {
    width: 50px;
    height: 50px;
    background: var(--primary-gradient);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.benefit-card h3 {
    font-size: 1.125rem;
    margin-bottom: 0.5rem;
}

.benefit-card p {
    font-size: 0.9375rem;
    color: var(--gray);
    margin: 0;
}

.ai-stats {
    display: grid;
    gap: 1.5rem;
}

.stat-card {
    background: var(--white);
    padding: 2rem;
    border-radius: 16px;
    text-align: center;
    box-shadow: var(--shadow-md);
}

.stat-value {
    font-size: 3rem;
    font-weight: 900;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
}

.stat-label {
    font-size: 0.9375rem;
    color: var(--gray);
    margin-top: 0.5rem;
}

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

.capability-card {
    background: var(--white);
    padding: 2rem;
    border-radius: 16px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-normal);
    border: 2px solid transparent;
}

.capability-card:hover {
    border-color: var(--primary-cyan);
    box-shadow: var(--shadow-lg);
}

.capability-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1rem;
}

.capability-icon {
    width: 60px;
    height: 60px;
    background: rgba(0, 212, 255, 0.1);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-cyan);
    font-size: 1.8rem;
    flex-shrink: 0;
}

.capability-card h3 {
    margin: 0;
    font-size: 1.25rem;
}

.capability-card > p {
    color: var(--gray);
    margin-bottom: 1.5rem;
}

.capability-features {
    list-style: none;
    margin: 1.5rem 0;
}

.capability-features li {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 0.75rem;
    color: var(--dark-gray);
    font-size: 0.9375rem;
}

.capability-features i {
    color: var(--primary-cyan);
    font-size: 0.75rem;
}

.use-case-example {
    background: var(--light-gray);
    padding: 1rem;
    border-radius: 8px;
    font-size: 0.875rem;
    margin-top: 1rem;
}

.use-case-example strong {
    color: var(--primary-blue);
}

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

.industry-card {
    background: var(--white);
    padding: 2rem;
    border-radius: 16px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-normal);
}

.industry-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.industry-icon {
    width: 60px;
    height: 60px;
    background: var(--primary-gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 1.8rem;
    margin-bottom: 1.5rem;
}

.industry-card h3 {
    margin-bottom: 1rem;
}

.industry-card ul {
    list-style: none;
}

.industry-card ul li {
    padding-left: 1.5rem;
    position: relative;
    margin-bottom: 0.75rem;
    color: var(--gray);
    font-size: 0.9375rem;
}

.industry-card ul li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--primary-cyan);
    font-weight: 700;
}

.ai-tech-stack {
    padding: var(--section-padding);
    background: var(--light-gray);
}

.tech-categories {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.tech-category {
    background: var(--white);
    padding: 2rem;
    border-radius: 16px;
    box-shadow: var(--shadow-sm);
}

.tech-category h3 {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 1.5rem;
    font-size: 1.125rem;
}

.tech-category h3 i {
    color: var(--primary-cyan);
}

.tech-logos {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.tech-logo-item {
    background: var(--light-gray);
    padding: 8px 16px;
    border-radius: 8px;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--primary-dark);
}

.ai-implementation {
    padding: var(--section-padding);
}

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

.impl-step {
    background: var(--white);
    padding: 2rem;
    border-radius: 16px;
    box-shadow: var(--shadow-sm);
    border-left: 4px solid var(--primary-cyan);
}

.impl-step .step-number {
    font-size: 2rem;
    color: var(--primary-cyan);
    font-weight: 900;
    margin-bottom: 1rem;
}

.impl-step h3 {
    margin-bottom: 0.75rem;
}

.impl-step p {
    color: var(--gray);
    font-size: 0.9375rem;
    margin: 0;
}

.ai-examples {
    padding: var(--section-padding);
    background: var(--light-gray);
}

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

.example-card {
    background: var(--white);
    border-radius: 16px;
    overflow: hidden;
    box-shadow: var(--shadow-md);
}

.example-mockup {
    background: linear-gradient(135deg, #1a1d3a 0%, #0f1123 100%);
    padding: 2rem;
    display: flex;
    justify-content: center;
    align-items: center;
}

.mockup-phone {
    width: 200px;
    height: 400px;
    background: #1a1a1a;
    border-radius: 30px;
    padding: 10px;
}

.mockup-screen {
    width: 100%;
    height: 100%;
    background: var(--white);
    border-radius: 24px;
    overflow: hidden;
}

.chatbot-example {
    padding: 1rem;
}

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

.chat-message {
    display: flex;
    gap: 10px;
    align-items: flex-start;
}

.chat-message.user {
    flex-direction: row-reverse;
}

.chat-message .avatar {
    width: 30px;
    height: 30px;
    background: var(--primary-gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 0.875rem;
    flex-shrink: 0;
}

.chat-message.user .avatar {
    background: var(--light-gray);
    color: var(--gray);
}

.chat-message .message {
    background: var(--light-gray);
    padding: 10px 14px;
    border-radius: 16px;
    font-size: 0.8125rem;
    max-width: 70%;
}

.chat-message.user .message {
    background: var(--primary-gradient);
    color: var(--white);
}

.vision-example {
    position: relative;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.camera-view {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
}

.scan-overlay {
    text-align: center;
    color: var(--white);
}

.scan-overlay i {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.detection-box {
    position: absolute;
    bottom: 20px;
    left: 20px;
    right: 20px;
    background: rgba(255, 255, 255, 0.95);
    padding: 10px;
    border-radius: 8px;
    font-size: 0.75rem;
}

.detection-box .label {
    font-weight: 700;
    color: var(--primary-dark);
    display: block;
}

.detection-box .confidence {
    color: #4CAF50;
    font-weight: 600;
}

.recommendations-example {
    padding: 1.5rem;
}

.recommendations-example h4 {
    font-size: 1rem;
    margin-bottom: 1rem;
    text-align: center;
}

.reco-items {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
    margin-bottom: 1rem;
}

.reco-item {
    text-align: center;
}

.reco-img {
    width: 100%;
    height: 60px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 8px;
    margin-bottom: 6px;
}

.reco-item span {
    font-size: 0.6875rem;
    color: #4CAF50;
    font-weight: 700;
}

.ai-note {
    text-align: center;
    font-size: 0.75rem;
    color: var(--gray);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
}

.ai-note i {
    color: var(--primary-cyan);
}

.example-card h3 {
    padding: 0 1.5rem;
    margin: 1rem 0 0.5rem;
}

.example-card > p {
    padding: 0 1.5rem;
    color: var(--gray);
    font-size: 0.9375rem;
    margin-bottom: 1rem;
}

.example-tags {
    display: flex;
    gap: 8px;
    padding: 0 1.5rem 1.5rem;
    flex-wrap: wrap;
}

.example-tags span {
    background: var(--light-gray);
    color: var(--primary-blue);
    padding: 4px 12px;
    border-radius: 50px;
    font-size: 0.75rem;
    font-weight: 600;
}

.ai-faq {
    padding: var(--section-padding);
}

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

.ai-faq .faq-item {
    background: var(--white);
    padding: 2rem;
    border-radius: 16px;
    box-shadow: var(--shadow-sm);
}

.ai-faq .faq-item h3 {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    font-size: 1.125rem;
    margin-bottom: 0.75rem;
}

.ai-faq .faq-item h3 i {
    color: var(--primary-cyan);
    margin-top: 4px;
}

.ai-faq .faq-item p {
    color: var(--gray);
    font-size: 0.9375rem;
    margin: 0;
}

/* ============================================
   PORTFOLIO PAGE
   ============================================ */
.portfolio-filters {
    padding: 2rem 0;
    background: var(--white);
}

.filters {
    display: flex;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.filter-btn {
    background: transparent;
    border: 2px solid var(--light-gray);
    color: var(--gray);
    padding: 10px 24px;
    border-radius: 50px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-normal);
}

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

.clients-section {
    padding: var(--section-padding);
    background: var(--white);
}

.clients-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
}

.client-logo {
    background: var(--light-gray);
    padding: 2rem;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    font-weight: 700;
    color: var(--primary-dark);
    transition: var(--transition-normal);
}

.client-logo:hover {
    background: var(--white);
    box-shadow: var(--shadow-md);
}

.client-logo i {
    font-size: 1.5rem;
    color: var(--primary-blue);
}

.testimonials {
    padding: var(--section-padding);
}

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

.testimonial-card {
    background: var(--white);
    padding: 2rem;
    border-radius: 16px;
    box-shadow: var(--shadow-sm);
}

.testimonial-stars {
    color: #ffc107;
    margin-bottom: 1rem;
}

.testimonial-card p {
    color: var(--gray);
    font-style: italic;
    margin-bottom: 1.5rem;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.author-avatar {
    width: 50px;
    height: 50px;
    background: var(--light-gray);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gray);
    font-size: 1.8rem;
}

.testimonial-author strong {
    display: block;
    color: var(--primary-dark);
    margin-bottom: 4px;
}

.testimonial-author span {
    font-size: 0.875rem;
    color: var(--gray);
}

.stats-section {
    padding: var(--section-padding);
    background: var(--primary-dark);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
}

.stat-box {
    text-align: center;
    color: var(--white);
}

.stat-box .stat-icon {
    width: 80px;
    height: 80px;
    background: rgba(0, 212, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
}

.stat-box .stat-icon i {
    font-size: 2rem;
    color: var(--primary-cyan);
}

.stat-box .stat-number {
    font-size: 3rem;
    font-weight: 900;
    color: var(--primary-cyan);
    line-height: 1;
    margin-bottom: 0.5rem;
}

.stat-box .stat-label {
    font-size: 1rem;
    color: rgba(255, 255, 255, 0.7);
}

/* ============================================
   CONTACT PAGE
   ============================================ */
.contact-main {
    padding: var(--section-padding);
}

.contact-wrapper {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 4rem;
}

.contact-form-section h2 {
    margin-bottom: 0.5rem;
}

.contact-form-section > p {
    color: var(--gray);
    margin-bottom: 2rem;
}

.contact-form {
    background: var(--white);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    font-weight: 600;
    color: var(--primary-dark);
    margin-bottom: 0.5rem;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 14px;
    border: 2px solid var(--light-gray);
    border-radius: 8px;
    font-family: var(--font-primary);
    font-size: 1rem;
    transition: var(--transition-normal);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--primary-cyan);
    box-shadow: 0 0 0 3px rgba(0, 212, 255, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.checkbox-group {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 1rem;
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
}

.checkbox-label input[type="checkbox"] {
    width: auto;
    cursor: pointer;
}

.form-note {
    text-align: center;
    font-size: 0.875rem;
    color: var(--gray);
    margin-top: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.form-note i {
    color: #4CAF50;
}

.form-success {
    background: #d4edda;
    border: 2px solid #c3e6cb;
    border-radius: 12px;
    padding: 3rem;
    text-align: center;
}

.form-success i {
    font-size: 4rem;
    color: #28a745;
    margin-bottom: 1rem;
}

.form-success h3 {
    color: #155724;
    margin-bottom: 0.5rem;
}

.form-success p {
    color: #155724;
}

.contact-info-section {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.contact-info-card,
.quick-links-card,
.cta-card {
    background: var(--white);
    padding: 2rem;
    border-radius: 16px;
    box-shadow: var(--shadow-sm);
}

.contact-info-card h3,
.quick-links-card h3,
.cta-card h3 {
    margin-bottom: 1.5rem;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.contact-detail-item {
    display: flex;
    gap: 1rem;
}

.contact-icon {
    width: 50px;
    height: 50px;
    background: rgba(0, 102, 255, 0.1);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-blue);
    font-size: 1.25rem;
    flex-shrink: 0;
}

.contact-detail-item strong {
    display: block;
    color: var(--primary-dark);
    margin-bottom: 4px;
}

.contact-detail-item p,
.contact-detail-item a {
    color: var(--gray);
    font-size: 0.9375rem;
    margin: 0;
}

.contact-detail-item a:hover {
    color: var(--primary-blue);
}

.social-section {
    margin-top: 2rem;
    padding-top: 2rem;
    border-top: 1px solid #eee;
}

.social-section h4 {
    margin-bottom: 1rem;
}

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

.social-btn {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 20px;
    background: var(--light-gray);
    border-radius: 8px;
    font-weight: 600;
    color: var(--primary-dark);
    transition: var(--transition-normal);
}

.social-btn:hover {
    background: var(--primary-blue);
    color: var(--white);
}

.social-btn i {
    font-size: 1.25rem;
}

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

.quick-links li {
    margin-bottom: 1rem;
}

.quick-links a {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--gray);
    transition: var(--transition-normal);
}

.quick-links a:hover {
    color: var(--primary-blue);
    gap: 14px;
}

.quick-links i {
    color: var(--primary-cyan);
    font-size: 0.875rem;
}

.cta-card {
    background: var(--primary-gradient);
    color: var(--white);
    text-align: center;
}

.cta-card i {
    font-size: 3rem;
    margin-bottom: 1rem;
    opacity: 0.9;
}

.cta-card h3 {
    color: var(--white);
}

.cta-card p {
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 1.5rem;
}

.why-contact {
    padding: var(--section-padding);
    background: var(--light-gray);
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.benefit-box {
    background: var(--white);
    padding: 2rem;
    border-radius: 16px;
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-normal);
}

.benefit-box:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.benefit-box .benefit-icon {
    margin: 0 auto 1rem;
}

.benefit-box h3 {
    margin-bottom: 0.75rem;
}

.benefit-box p {
    color: var(--gray);
    font-size: 0.9375rem;
    margin: 0;
}

.faq-section {
    padding: var(--section-padding);
}

.faq-list {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    background: var(--white);
    border-radius: 12px;
    box-shadow: var(--shadow-sm);
    margin-bottom: 1rem;
    overflow: hidden;
}

.faq-question {
    padding: 1.5rem;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: var(--transition-normal);
}

.faq-question:hover {
    background: var(--light-gray);
}

.faq-question h3 {
    margin: 0;
    font-size: 1.125rem;
}

.faq-question i {
    color: var(--primary-cyan);
    transition: var(--transition-normal);
}

.faq-item.active .faq-question i {
    transform: rotate(180deg);
}

.faq-answer {
    padding: 0 1.5rem;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease, padding 0.3s ease;
}

.faq-item.active .faq-answer {
    padding: 0 1.5rem 1.5rem;
    max-height: 500px;
}

.faq-answer p {
    color: var(--gray);
    margin: 0;
}

.map-section {
    height: 400px;
    position: relative;
}

.map-placeholder {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    position: relative;
}

.map-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.4);
    display: flex;
    align-items: center;
    justify-content: center;
}

.map-info {
    text-align: center;
    color: var(--white);
}

.map-info i {
    font-size: 4rem;
    margin-bottom: 1rem;
}

.map-info h3 {
    color: var(--white);
    margin-bottom: 0.5rem;
}

.map-info p {
    color: rgba(255, 255, 255, 0.9);
    margin: 0;
}

/* ============================================
   RESPONSIVE - TABLET & MOBILE
   ============================================ */
@media (max-width: 1024px) {
    .service-detail-content,
    .why-ai-content,
    .ia-content {
        grid-template-columns: 1fr;
    }
    
    .contact-wrapper {
        grid-template-columns: 1fr;
    }
    
    .comparison-table {
        overflow-x: auto;
    }
}

@media (max-width: 768px) {
    :root {
        --section-padding: 60px 0;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .benefit-cards {
        grid-template-columns: 1fr;
    }
    
    .checkbox-group {
        grid-template-columns: 1fr;
    }
    
    .timeline-item {
        flex-direction: column;
        gap: 1rem;
    }
    
    .timeline-item::before {
        left: 30px;
        top: 70px;
    }
    
    .comparison-header,
    .comparison-row {
        grid-template-columns: 1fr;
    }
    
    .comparison-cell {
        justify-content: flex-start;
        padding: 1rem;
    }
}

/* Animations con AOS (será manejado por JS) */
[data-aos] {
    opacity: 0;
    transition: opacity 0.6s ease, transform 0.6s ease;
}

[data-aos].aos-animate {
    opacity: 1;
}