/* ============================================
   RESET Y BASE
============================================ */

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

:root {
  /* Colores del Manual de Marca - Paleta A */
  --color-primary: #284787;
  --color-primary-light: #4255A2;
  --color-primary-lighter: #515BA5;
  --color-accent: #84ADDC;
  --color-bg-light: #EEEDF8;
  --color-white: #FFFFFF;
  --color-text-dark: #1A1A2E;
  --color-text-medium: #6B7280;
  --color-success: #10B981;
  --color-warning: #FF6B35;

  /* Tipografía */
  --font-main: 'DM Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-accent: 'Good Times', 'DM Sans', sans-serif;

  /* Espaciado */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
  --spacing-2xl: 4rem;
  --spacing-3xl: 6rem;

  /* Sombras */
  --shadow-sm: 0 2px 4px rgba(40, 71, 135, 0.1);
  --shadow-md: 0 4px 12px rgba(40, 71, 135, 0.15);
  --shadow-lg: 0 8px 24px rgba(40, 71, 135, 0.2);

  /* Transiciones */
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s ease;
  --transition-slow: 0.5s ease;

  /* Bordes */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
}

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

body {
  font-family: var(--font-main);
  line-height: 1.6;
  color: var(--color-text-dark);
  background-color: var(--color-white);
  overflow-x: hidden;
}

/* ============================================
   TIPOGRAFÍA
============================================ */

h1,
h2,
h3,
h4,
h5,
h6 {
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: var(--spacing-md);
  color: var(--color-primary);
}

h1 {
  font-size: clamp(2rem, 5vw, 3rem);
}

h2 {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
}

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

h4 {
  font-size: 1.5rem;
}

h5 {
  font-size: 1.25rem;
}

h6 {
  font-size: 1.125rem;
}

p {
  margin-bottom: var(--spacing-md);
  color: var(--color-text-medium);
  font-size: 1.125rem;
}

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

a:hover {
  color: var(--color-primary-light);
}

/* ============================================
   LAYOUT
============================================ */

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

.container-wide {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

.section {
  padding: var(--spacing-3xl) 0;
}

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

/* ============================================
   HEADER / NAVIGATION
============================================ */

.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  box-shadow: var(--shadow-sm);
  z-index: 1000;
  transition: transform var(--transition-normal);
}

.header.hidden {
  transform: translateY(-100%);
}

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

.nav-logo {
  height: 40px;
  width: auto;
}

.nav-menu {
  display: flex;
  gap: var(--spacing-lg);
  list-style: none;
}

.nav-link {
  font-weight: 500;
  color: var(--color-text-dark);
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
}

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

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

.nav-toggle span {
  display: block;
  width: 25px;
  height: 3px;
  background-color: var(--color-primary);
  transition: all var(--transition-fast);
  border-radius: 2px;
}

.nav-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(7px, 7px);
}

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

.nav-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(7px, -7px);
}
/* Dropdown Blog */
.nav-dropdown {
    position: relative;
}

.dropdown-toggle {
    cursor: pointer;
}

.dropdown-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    background: white;
    min-width: 400px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
    border-radius: 8px;
    margin-top: 0.5rem;
    padding: 0.5rem 0;
    list-style: none;
    z-index: 1000;
}

.nav-dropdown:hover .dropdown-menu {
    display: block;
}

.dropdown-menu li {
    margin: 0;
}

.dropdown-menu a {
    display: block;
    padding: 0.75rem 1.5rem;
    color: #2d3748;
    text-decoration: none;
    transition: background 0.2s;
    font-weight: 500;
    font-size: 0.95rem;
    line-height: 1.4;
}

.dropdown-menu a:hover {
    background: #f7fafc;
    color: #667eea;
}

/* Dropdown móvil mejorado */
@media (max-width: 768px) {
    .nav-dropdown {
        width: 100%;
    }
    
    .dropdown-menu {
        position: static;
        box-shadow: none;
        background: rgba(102, 126, 234, 0.1);
        margin: 0.5rem 0;
        padding: 0;
        min-width: 100%;
        display: none;
    }
    
    .nav-dropdown.active .dropdown-menu {
        display: block;
    }
    
    .dropdown-menu li {
        border-bottom: 1px solid rgba(255,255,255,0.1);
    }
    
    .dropdown-menu li:last-child {
        border-bottom: none;
    }
    
    .dropdown-menu a {
        padding: 1rem 1.5rem;
        font-size: 0.9rem;
    }
}


/* ============================================
   BOTONES
============================================ */

.btn {
  display: inline-block;
  padding: var(--spacing-sm) var(--spacing-lg);
  font-size: 1rem;
  font-weight: 600;
  text-align: center;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-fast);
  border: 2px solid transparent;
  text-decoration: none;
}

.btn-primary {
  background-color: var(--color-primary);
  color: var(--color-white);
  box-shadow: var(--shadow-md);
}

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

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

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

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

/* ============================================
   HERO SECTION
============================================ */

.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 80px;
  background: linear-gradient(135deg, var(--color-bg-light) 0%, var(--color-white) 100%);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -10%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(132, 173, 220, 0.3) 0%, transparent 70%);
  border-radius: 50%;
  animation: float 20s ease-in-out infinite;
}

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

.hero-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-2xl);
  align-items: center;
  position: relative;
  z-index: 1;
}

.hero-text {
  animation: fadeInUp 1s ease;
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.hero-eyebrow {
  display: inline-block;
  font-size: 0.875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--color-primary);
  background-color: rgba(132, 173, 220, 0.2);
  padding: var(--spacing-xs) var(--spacing-md);
  border-radius: var(--radius-xl);
  margin-bottom: var(--spacing-md);
}

.hero h1 {
  margin-bottom: var(--spacing-md);
  color: var(--color-primary);
}

.hero-highlight {
  color: var(--color-primary-light);
  position: relative;
  display: inline-block;
}

.hero p {
  font-size: 1.25rem;
  margin-bottom: var(--spacing-xl);
  color: var(--color-text-medium);
}

.hero-cta {
  display: flex;
  gap: var(--spacing-md);
  flex-wrap: wrap;
  margin-bottom: var(--spacing-lg);
}

.hero-badges {
  display: flex;
  gap: var(--spacing-md);
  flex-wrap: wrap;
  margin-top: var(--spacing-xl);
}

.badge {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  font-size: 0.875rem;
  color: var(--color-text-medium);
  font-weight: 500;
}

.badge::before {
  content: '✓';
  display: flex;
  align-items: center;
  justify-content: center;
  width: 20px;
  height: 20px;
  background-color: var(--color-success);
  color: var(--color-white);
  border-radius: 50%;
  font-size: 0.75rem;
  font-weight: bold;
}

.hero-visual {
  position: relative;
  animation: fadeIn 1s ease 0.3s both;
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

.hero-image {
  width: 100%;
  max-width: 500px;
  height: auto;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
}

/* ============================================
   SERVICIOS
============================================ */

.services-intro {
  text-align: center;
  max-width: 800px;
  margin: 0 auto var(--spacing-3xl);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-xl);
  margin-bottom: var(--spacing-3xl);
}

.service-card {
  background: var(--color-white);
  padding: var(--spacing-xl);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  transition: all var(--transition-normal);
  border: 2px solid transparent;
}

.service-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-accent);
}

.service-icon {
  width: 60px;
  height: 60px;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  margin-bottom: var(--spacing-md);
}

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

.service-card ul {
  list-style: none;
  margin-top: var(--spacing-md);
}

.service-card li {
  padding: var(--spacing-xs) 0;
  color: var(--color-text-medium);
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-sm);
}

.service-card li::before {
  content: '→';
  color: var(--color-primary);
  font-weight: bold;
  flex-shrink: 0;
}

/* ============================================
   COMPARACIÓN
============================================ */

.comparison-table-wrapper {
  overflow-x: auto;
  margin: var(--spacing-xl) 0;
}

.comparison-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--color-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

.comparison-table thead {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
  color: var(--color-white);
}

.comparison-table th,
.comparison-table td {
  padding: var(--spacing-md);
  text-align: left;
  border-bottom: 1px solid var(--color-bg-light);
}

.comparison-table th {
  font-weight: 600;
  font-size: 1.125rem;
}

.comparison-table tbody tr:hover {
  background-color: var(--color-bg-light);
}

.comparison-table td:first-child {
  font-weight: 600;
  color: var(--color-primary);
}

.comparison-highlight {
  background-color: rgba(132, 173, 220, 0.1);
  font-weight: 600;
}

/* ============================================
   BENEFICIOS
============================================ */

.benefits-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-lg);
}

.benefit-card {
  background: var(--color-white);
  padding: var(--spacing-lg);
  border-radius: var(--radius-md);
  border-left: 4px solid var(--color-primary);
  transition: all var(--transition-normal);
}

.benefit-card:hover {
  transform: translateX(8px);
  box-shadow: var(--shadow-md);
}

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

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

.benefit-card p {
  font-size: 1rem;
  margin-bottom: 0;
}

/* ============================================
   CASOS DE ÉXITO
============================================ */

.cases-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: var(--spacing-xl);
}

.case-card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: all var(--transition-normal);
}

.case-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
}

.case-header {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
  color: var(--color-white);
  padding: var(--spacing-lg);
}

.case-industry {
  font-size: 0.875rem;
  opacity: 0.9;
  margin-bottom: var(--spacing-xs);
}

.case-title {
  font-size: 1.5rem;
  color: var(--color-white);
  margin-bottom: var(--spacing-sm);
}

.case-body {
  padding: var(--spacing-lg);
}

.case-metrics {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-md);
}

.metric {
  text-align: center;
  padding: var(--spacing-md);
  background: var(--color-bg-light);
  border-radius: var(--radius-sm);
}

.metric-value {
  display: block;
  font-size: 2rem;
  font-weight: 700;
  color: var(--color-success);
  margin-bottom: var(--spacing-xs);
}

.metric-label {
  display: block;
  font-size: 0.875rem;
  color: var(--color-text-medium);
}

/* ============================================
   TESTIMONIOS
============================================ */

.testimonials-slider {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-xl);
  margin: var(--spacing-xl) 0;
}

.testimonial-card {
  background: var(--color-white);
  padding: var(--spacing-xl);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  position: relative;
}

.testimonial-quote {
  font-size: 1.125rem;
  font-style: italic;
  color: var(--color-text-dark);
  margin-bottom: var(--spacing-lg);
  line-height: 1.8;
}

.testimonial-quote::before {
  content: '\"';
  font-size: 4rem;
  color: var(--color-accent);
  position: absolute;
  top: 10px;
  left: 20px;
  opacity: 0.3;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  margin-top: var(--spacing-lg);
  padding-top: var(--spacing-md);
  border-top: 2px solid var(--color-bg-light);
}

.author-avatar {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-white);
  font-size: 1.5rem;
  font-weight: 700;
}

.author-info {
  flex: 1;
}

.author-name {
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: var(--spacing-xs);
}

.author-title {
  font-size: 0.875rem;
  color: var(--color-text-medium);
}

/* ============================================
   FAQ
============================================ */

.faq-container {
  max-width: 900px;
  margin: 0 auto;
}

.faq-item {
  background: var(--color-white);
  border-radius: var(--radius-md);
  margin-bottom: var(--spacing-md);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
}

.faq-question {
  width: 100%;
  text-align: left;
  padding: var(--spacing-lg);
  background: none;
  border: none;
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--color-primary);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: background-color var(--transition-fast);
}

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

.faq-icon {
  font-size: 1.5rem;
  transition: transform var(--transition-fast);
}

.faq-item.active .faq-icon {
  transform: rotate(45deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-normal);
}

.faq-item.active .faq-answer {
  max-height: 500px;
}

.faq-answer-content {
  padding: 0 var(--spacing-lg) var(--spacing-lg);
  color: var(--color-text-medium);
  line-height: 1.8;
}

/* ============================================
   CTA FINAL
============================================ */

.cta-section {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
  color: var(--color-white);
  text-align: center;
  border-radius: var(--radius-xl);
  padding: var(--spacing-3xl) var(--spacing-lg);
  margin: var(--spacing-3xl) auto;
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
  animation: rotate 30s linear infinite;
}

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

.cta-content {
  position: relative;
  z-index: 1;
  max-width: 800px;
  margin: 0 auto;
}

.cta-section h2 {
  color: var(--color-white);
  margin-bottom: var(--spacing-md);
}

.cta-section p {
  color: rgba(255, 255, 255, 0.9);
  font-size: 1.25rem;
  margin-bottom: var(--spacing-xl);
}

.cta-buttons {
  display: flex;
  gap: var(--spacing-md);
  justify-content: center;
  flex-wrap: wrap;
}

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

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

/* ============================================
   FOOTER
============================================ */

.footer {
  background-color: var(--color-primary);
  color: var(--color-white);
  padding: var(--spacing-3xl) 0 var(--spacing-lg);
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-xl);
  margin-bottom: var(--spacing-xl);
}

.footer-section h4 {
  color: var(--color-white);
  margin-bottom: var(--spacing-md);
}

.footer-section p,
.footer-section a {
  color: rgba(255, 255, 255, 0.8);
  margin-bottom: var(--spacing-sm);
  display: block;
}

.footer-section a:hover {
  color: var(--color-white);
}

.footer-logo {
  height: 50px;
  margin-bottom: var(--spacing-md);
}

.social-links {
  display: flex;
  gap: var(--spacing-md);
  margin-top: var(--spacing-md);
}

.social-link {
  width: 40px;
  height: 40px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
}

.social-link:hover {
  background: var(--color-white);
  color: var(--color-primary);
  transform: translateY(-3px);
}

.footer-bottom {
  text-align: center;
  padding-top: var(--spacing-lg);
  border-top: 1px solid rgba(255, 255, 255, 0.2);
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.875rem;
}

/* ============================================
   RESPONSIVE
============================================ */

@media (max-width: 768px) {
  .nav-menu {
    position: fixed;
    top: 80px;
    left: 0;
    right: 0;
    background: var(--color-white);
    flex-direction: column;
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-lg);
    transform: translateX(-100%);
    transition: transform var(--transition-normal);
  }

  .nav-menu.active {
    transform: translateX(0);
  }

  .nav-toggle {
    display: flex;
  }

  .hero-content {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .hero-visual {
    order: -1;
  }

  .hero-cta {
    justify-content: center;
  }

  .hero-badges {
    justify-content: center;
  }

  .section {
    padding: var(--spacing-2xl) 0;
  }

  .comparison-table {
    font-size: 0.875rem;
  }

  .comparison-table th,
  .comparison-table td {
    padding: var(--spacing-sm);
  }

  .services-grid,
  .benefits-grid,
  .cases-grid {
    grid-template-columns: 1fr;
  }
}

/* ============================================
   UTILIDADES
============================================ */

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

.mb-0 {
  margin-bottom: 0;
}

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

.hidden {
  display: none;
}

/* Animación de entrada para elementos */
.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

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

/* Loading state para formularios */
.loading {
  position: relative;
  pointer-events: none;
  opacity: 0.6;
}

.loading::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 20px;
  height: 20px;
  margin: -10px 0 0 -10px;
  border: 3px solid var(--color-primary);
  border-top-color: transparent;
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

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