/* =====================================================
   LICEA INTELLIGENCE GROUP - CORPORATE STYLESHEET
   Estilo: Stratton Oakmont - Elegante, Minimalista, Corporativo
   ===================================================== */

/* =====================================================
   RESET & BASE
   ===================================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Paleta de Colores */
    --bg-primary: #FDFCF0;
    --bg-secondary: #F8F7EB;
    --bg-tertiary: #F3F2E6;
    
    --navy-primary: #001A33;
    --navy-secondary: #002A4D;
    --navy-tertiary: #003A66;
    --navy-light: #004D80;
    
    --text-primary: #001A33;
    --text-secondary: #003A66;
    --text-tertiary: #5A6C7D;
    
    --border-color: rgba(0, 26, 51, 0.1);
    --border-color-medium: rgba(0, 26, 51, 0.2);
    --border-color-strong: rgba(0, 26, 51, 0.3);
    
    /* Tipografía */
    --font-display: 'Cinzel', serif;
    --font-body: 'Inter', sans-serif;
    
    /* Espaciado */
    --spacing-xs: 8px;
    --spacing-sm: 16px;
    --spacing-md: 24px;
    --spacing-lg: 48px;
    --spacing-xl: 80px;
    --spacing-xxl: 120px;
    
    /* Sombras */
    --shadow-sm: 0 1px 3px rgba(0, 26, 51, 0.08);
    --shadow-md: 0 4px 12px rgba(0, 26, 51, 0.1);
    --shadow-lg: 0 8px 24px rgba(0, 26, 51, 0.12);
    
    /* Transiciones */
    --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-body);
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* =====================================================
   TYPOGRAPHY
   ===================================================== */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: 700;
    line-height: 1.2;
    color: var(--navy-primary);
}

h1 {
    font-size: clamp(2.5rem, 5vw, 4.5rem);
    letter-spacing: -0.02em;
    font-weight: 800;
}

h2 {
    font-size: clamp(2rem, 4vw, 3rem);
    letter-spacing: -0.01em;
}

h3 {
    font-size: clamp(1.25rem, 2.5vw, 1.5rem);
    font-weight: 600;
}

h4 {
    font-size: 1.125rem;
    font-weight: 600;
}

p {
    font-family: var(--font-body);
    font-size: 1rem;
    line-height: 1.7;
    color: var(--text-secondary);
}

strong {
    font-weight: 600;
    color: var(--navy-primary);
}

/* =====================================================
   LAYOUT
   ===================================================== */
.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

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

/* =====================================================
   NAVBAR
   ===================================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background-color: transparent;
    transition: all var(--transition-base);
    padding: var(--spacing-md) 0;
}

.navbar.scrolled {
    background-color: rgba(253, 252, 240, 0.95);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-color);
    box-shadow: var(--shadow-sm);
}

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

.nav-brand {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.logo {
    height: 48px;
    width: auto;
}

.brand-name {
    font-family: var(--font-display);
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--navy-primary);
    letter-spacing: 0.02em;
}

.nav-links {
    display: none;
    gap: var(--spacing-lg);
}

@media (min-width: 768px) {
    .nav-links {
        display: flex;
    }
}

.nav-link {
    font-family: var(--font-body);
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--text-secondary);
    text-decoration: none;
    position: relative;
    transition: color var(--transition-fast);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1px;
    background-color: var(--navy-primary);
    transition: width var(--transition-base);
}

.nav-link:hover {
    color: var(--navy-primary);
}

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

.mobile-menu-toggle {
    display: flex;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-xs);
}

@media (min-width: 768px) {
    .mobile-menu-toggle {
        display: none;
    }
}

.mobile-menu-toggle span {
    width: 24px;
    height: 2px;
    background-color: var(--navy-primary);
    transition: all var(--transition-fast);
}

/* =====================================================
   HERO SECTION
   ===================================================== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: calc(80px + var(--spacing-xl)) 0 var(--spacing-xl);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 50%;
    height: 100%;
    background: linear-gradient(135deg, transparent 0%, rgba(0, 26, 51, 0.02) 100%);
    pointer-events: none;
}

.hero-container {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
    align-items: center;
}

@media (min-width: 1024px) {
    .hero-container {
        grid-template-columns: 1.2fr 1fr;
    }
}

.hero-content {
    max-width: 640px;
}

.hero-label {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-xs) var(--spacing-sm);
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 24px;
    margin-bottom: var(--spacing-md);
}

.label-icon {
    font-size: 1rem;
}

.label-text {
    font-family: var(--font-body);
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.hero-title {
    margin-bottom: var(--spacing-md);
    animation: fade-in-up 0.8s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.hero-subtitle {
    font-size: 1.125rem;
    line-height: 1.8;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
    animation: fade-in-up 0.8s cubic-bezier(0.16, 1, 0.3, 1) 0.2s forwards;
    opacity: 0;
}

.hero-cta {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    animation: fade-in-up 0.8s cubic-bezier(0.16, 1, 0.3, 1) 0.4s forwards;
    opacity: 0;
}

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

.visual-element {
    position: relative;
    width: 100%;
    max-width: 400px;
}

.hero-svg {
    width: 100%;
    height: auto;
    filter: drop-shadow(0 4px 12px rgba(0, 26, 51, 0.08));
}

.rotate-element {
    animation: rotate-slow 20s linear infinite;
    transform-origin: center;
}

.float-element {
    animation: float-gentle 6s ease-in-out infinite;
}

/* =====================================================
   BUTTONS
   ===================================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 14px 32px;
    font-family: var(--font-body);
    font-size: 0.9375rem;
    font-weight: 600;
    text-decoration: none;
    border-radius: 4px;
    border: 1px solid transparent;
    cursor: pointer;
    transition: all var(--transition-base);
    white-space: nowrap;
}

.btn-primary {
    background-color: var(--navy-primary);
    color: #FFFFFF;
    border-color: var(--navy-primary);
}

.btn-primary:hover {
    background-color: var(--navy-secondary);
    border-color: var(--navy-secondary);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-secondary {
    background-color: transparent;
    color: var(--navy-primary);
    border-color: var(--navy-primary);
}

.btn-secondary:hover {
    background-color: var(--navy-primary);
    color: #FFFFFF;
    transform: translateY(-2px);
}

.btn-large {
    padding: 18px 40px;
    font-size: 1.0625rem;
}

.btn-full {
    width: 100%;
}

/* =====================================================
   SOCIAL PROOF
   ===================================================== */
.social-proof {
    padding: var(--spacing-xl) 0;
    background-color: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-lg);
    text-align: center;
}

.stat-item {
    padding: var(--spacing-md);
}

.stat-number {
    font-family: var(--font-display);
    font-size: 3.5rem;
    font-weight: 800;
    color: var(--navy-primary);
    line-height: 1;
    margin-bottom: var(--spacing-xs);
}

.stat-label {
    font-family: var(--font-body);
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-tertiary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* =====================================================
   SECTIONS
   ===================================================== */
.servicios,
.valor-agregado,
.resultados,
.contacto {
    padding: var(--spacing-xxl) 0;
}

.section-header {
    text-align: center;
    max-width: 720px;
    margin: 0 auto var(--spacing-xl);
}

.section-title {
    margin-bottom: var(--spacing-sm);
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--text-secondary);
}

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

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

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

.service-card {
    background-color: #FFFFFF;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: var(--spacing-lg);
    transition: all var(--transition-base);
    opacity: 0;
    animation: fade-in-up 0.6s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.service-card:nth-child(1) { animation-delay: 0.1s; }
.service-card:nth-child(2) { animation-delay: 0.2s; }
.service-card:nth-child(3) { animation-delay: 0.3s; }
.service-card:nth-child(4) { animation-delay: 0.4s; }
.service-card:nth-child(5) { animation-delay: 0.5s; }

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

.service-icon {
    width: 64px;
    height: 64px;
    margin-bottom: var(--spacing-md);
}

.service-icon svg {
    width: 100%;
    height: 100%;
}

.service-title {
    font-family: var(--font-display);
    font-size: 1.25rem;
    margin-bottom: var(--spacing-sm);
    color: var(--navy-primary);
}

.service-description {
    font-size: 0.9375rem;
    line-height: 1.7;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
}

.service-features {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
}

.feature-tag {
    display: inline-block;
    padding: 4px 12px;
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--text-tertiary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* =====================================================
   VALOR AGREGADO
   ===================================================== */
.valor-agregado {
    background-color: var(--bg-secondary);
}

.valor-content {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
    align-items: center;
}

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

.valor-description {
    font-size: 1.125rem;
    line-height: 1.8;
    margin-bottom: var(--spacing-lg);
}

.valor-features {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.valor-feature {
    display: flex;
    gap: var(--spacing-sm);
}

.feature-icon {
    flex-shrink: 0;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--navy-primary);
    color: #FFFFFF;
    border-radius: 50%;
    font-weight: 700;
    font-size: 1rem;
}

.feature-content h4 {
    font-family: var(--font-body);
    font-size: 1rem;
    font-weight: 600;
    color: var(--navy-primary);
    margin-bottom: 4px;
}

.feature-content p {
    font-size: 0.9375rem;
    color: var(--text-secondary);
}

.comparison-card {
    background-color: #FFFFFF;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: var(--spacing-lg);
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    gap: var(--spacing-md);
}

.comparison-section h4 {
    font-family: var(--font-display);
    font-size: 1.125rem;
    margin-bottom: var(--spacing-sm);
    color: var(--navy-primary);
}

.comparison-section ul {
    list-style: none;
}

.comparison-section li {
    font-size: 0.9375rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xs);
    padding-left: 20px;
    position: relative;
}

.comparison-section.before li::before {
    content: '✗';
    position: absolute;
    left: 0;
    color: #DC2626;
}

.comparison-section.after li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: #16A34A;
}

.comparison-divider {
    width: 1px;
    background-color: var(--border-color);
}

/* =====================================================
   RESULTADOS
   ===================================================== */
.resultados-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
}

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

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

.resultado-card {
    background-color: #FFFFFF;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: var(--spacing-lg);
    text-align: center;
    transition: all var(--transition-base);
}

.resultado-card:hover {
    border-color: var(--border-color-strong);
    box-shadow: var(--shadow-md);
    transform: translateY(-4px);
}

.resultado-icon {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-sm);
}

.resultado-card h3 {
    font-family: var(--font-display);
    font-size: 1.125rem;
    margin-bottom: var(--spacing-xs);
    color: var(--navy-primary);
}

.resultado-card p {
    font-size: 0.9375rem;
    color: var(--text-secondary);
}

/* =====================================================
   CTA SECTION
   ===================================================== */
.cta-section {
    padding: var(--spacing-xxl) 0;
    background: linear-gradient(135deg, var(--navy-primary) 0%, var(--navy-secondary) 100%);
    text-align: center;
}

.cta-content {
    max-width: 720px;
    margin: 0 auto;
}

.cta-title {
    color: #FFFFFF;
    margin-bottom: var(--spacing-sm);
}

.cta-subtitle {
    font-size: 1.125rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: var(--spacing-lg);
}

.cta-section .btn-primary {
    background-color: #FFFFFF;
    color: var(--navy-primary);
    border-color: #FFFFFF;
}

.cta-section .btn-primary:hover {
    background-color: var(--bg-primary);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
}

/* =====================================================
   CONTACTO
   ===================================================== */
.contacto {
    background-color: var(--bg-secondary);
}

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

@media (min-width: 1024px) {
    .contacto-grid {
        grid-template-columns: 1fr 1.5fr;
    }
}

.contacto-description {
    font-size: 1.125rem;
    line-height: 1.8;
    margin-bottom: var(--spacing-lg);
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.contact-item {
    display: flex;
    gap: var(--spacing-sm);
}

.contact-icon {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: #FFFFFF;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    font-size: 1.5rem;
}

.contact-text h4 {
    font-family: var(--font-body);
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-tertiary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 4px;
}

.contact-text p {
    font-size: 1rem;
    color: var(--navy-primary);
    font-weight: 500;
}

/* =====================================================
   FORM
   ===================================================== */
.contacto-form {
    background-color: #FFFFFF;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: var(--spacing-lg);
}

.form-group {
    margin-bottom: var(--spacing-md);
}

.form-group label {
    display: block;
    font-family: var(--font-body);
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--navy-primary);
    margin-bottom: var(--spacing-xs);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    font-family: var(--font-body);
    font-size: 1rem;
    color: var(--text-primary);
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    transition: all var(--transition-fast);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--navy-primary);
    box-shadow: 0 0 0 3px rgba(0, 26, 51, 0.1);
}

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

/* =====================================================
   FOOTER
   ===================================================== */
.footer {
    background-color: var(--navy-primary);
    color: rgba(255, 255, 255, 0.8);
    padding: var(--spacing-xl) 0 var(--spacing-md);
}

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

.footer-brand {
    grid-column: 1 / -1;
}

@media (min-width: 768px) {
    .footer-brand {
        grid-column: auto;
    }
}

.footer-logo {
    height: 48px;
    width: auto;
    margin-bottom: var(--spacing-sm);
    filter: brightness(0) invert(1);
}

.footer-tagline {
    font-size: 0.9375rem;
    color: rgba(255, 255, 255, 0.7);
}

.footer-links h4 {
    font-family: var(--font-body);
    font-size: 0.875rem;
    font-weight: 600;
    color: #FFFFFF;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--spacing-sm);
}

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

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

.footer-links a {
    font-size: 0.9375rem;
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.footer-links a:hover {
    color: #FFFFFF;
}

.footer-bottom {
    padding-top: var(--spacing-md);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
}

.footer-bottom p {
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.6);
}

/* =====================================================
   ANIMATIONS
   ===================================================== */
@keyframes fade-in-up {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

@keyframes float-gentle {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-10px);
    }
}

/* =====================================================
   RESPONSIVE
   ===================================================== */
@media (max-width: 767px) {
    .hero {
        padding: calc(80px + var(--spacing-lg)) 0 var(--spacing-lg);
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .hero-cta {
        flex-direction: column;
    }
    
    .btn {
        width: 100%;
    }
    
    .comparison-card {
        grid-template-columns: 1fr;
    }
    
    .comparison-divider {
        height: 1px;
        width: 100%;
    }
    
    .stat-number {
        font-size: 2.5rem;
    }
}