:root {
  --color-primary: #0F4C81;
  --color-primary-light: #3A7CA5;
  --color-primary-dark: #092C48;
  --color-gray-light: #F0F4F8;
  --color-gray-medium: #C5D1DC;
  --color-gray-dark: #4A5568;
  --color-accent-green: #34AD84;
  --color-accent-orange: #FF9F43;
  --color-white: #FFFFFF;
  --color-background: #F7FAFD;
  --font-heading: 'Merriweather', serif;
  --font-body: 'Open Sans', sans-serif;
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-xxl: 3rem;
  --border-radius-sm: 0.25rem;
  --border-radius-md: 0.5rem;
  --border-radius-lg: 1rem;
  --shadow-small: 0 2px 4px rgba(0, 0, 0, 0.05);
  --shadow-medium: 0 4px 6px rgba(0, 0, 0, 0.1);
  --shadow-large: 0 10px 15px rgba(0, 0, 0, 0.1);
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s ease;
}

/* Reset y estilos base */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

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

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

table {
  overflow: auto;
}

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

a:hover, a:focus {
  color: var(--color-primary-light);
  text-decoration: underline;
}

/* Tipografía */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: var(--color-primary-dark);
  margin-bottom: var(--spacing-md);
  line-height: 1.3;
}

h1 {
  font-size: 2rem;
}

h2 {
  font-size: 1.75rem;
}

h3 {
  font-size: 1.5rem;
}

h4 {
  font-size: 1.25rem;
}

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

/* Utilidades */
.sb-visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}

/* Layout */
.sb-wrapper {
  max-width: 1200px;
  margin-inline: auto;
  padding-inline: var(--spacing-lg);
  width: 100%;
}

.sb-full-bleed {
  width: 100vw;
  margin-inline: calc(-50vw + 50%);
  position: relative;
}

.sb-section {
  padding-block: var(--spacing-xxl);
}

.sb-grid {
  display: grid;
  gap: var(--spacing-lg);
}

@media (min-width: 768px) {
  .sb-grid-2 {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .sb-grid-3 {
    grid-template-columns: repeat(3, 1fr);
  }
  
  .sb-grid-4 {
    grid-template-columns: repeat(4, 1fr);
  }
}

/* Encabezado y navegación */
.sb-header {
  background-color: var(--color-white);
  box-shadow: var(--shadow-small);
  position: sticky;
  top: 0;
  z-index: 100;
  width: 100%;
}

.sb-header-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-block: var(--spacing-md);
}

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

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

.sb-nav-desktop {
  display: none;
}

@media (min-width: 768px) {
  .sb-nav-desktop {
    display: flex;
  }
  
  .sb-nav-mobile-toggle {
    display: none;
  }
}

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

.sb-nav-link {
  font-weight: 600;
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: var(--border-radius-sm);
  transition: background-color var(--transition-fast);
}

.sb-nav-link:hover, .sb-nav-link:focus {
  background-color: var(--color-gray-light);
  text-decoration: none;
}

.sb-nav-link.sb-active {
  color: var(--color-accent-green);
  font-weight: 700;
}

/* Menú móvil */
.sb-nav-mobile {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  width: 80%;
  max-width: 300px;
  background-color: var(--color-white);
  transform: translateX(100%);
  transition: transform var(--transition-normal);
  z-index: 200;
  padding: var(--spacing-xl);
  box-shadow: var(--shadow-large);
  overflow-y: auto;
}

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

.sb-nav-mobile-list {
  list-style: none;
  margin-top: var(--spacing-xl);
}

.sb-nav-mobile-item {
  margin-bottom: var(--spacing-md);
}

.sb-nav-mobile-link {
  display: block;
  padding: var(--spacing-md) 0;
  font-size: 1.1rem;
  border-bottom: 1px solid var(--color-gray-light);
}

.sb-nav-mobile-close {
  position: absolute;
  top: var(--spacing-md);
  right: var(--spacing-md);
  background: none;
  border: none;
  font-size: 1.5rem;
  color: var(--color-gray-dark);
  cursor: pointer;
}

.sb-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(0, 0, 0, 0.5);
  z-index: 150;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-normal);
}

.sb-overlay.sb-active {
  opacity: 1;
  pointer-events: all;
}

.sb-nav-mobile-toggle {
  background: none;
  border: none;
  font-size: 1.5rem;
  color: var(--color-primary);
  cursor: pointer;
}

/* Componentes */
.sb-card {
  background-color: var(--color-white);
  border-radius: var(--border-radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-small);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

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

.sb-card-content {
  padding: var(--spacing-lg);
}

.sb-card-img {
  width: 100%;
  height: 200px;
  object-fit: cover;
}

.sb-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm) var(--spacing-lg);
  border-radius: var(--border-radius-md);
  font-weight: 600;
  transition: background-color var(--transition-fast), color var(--transition-fast);
  border: none;
  cursor: pointer;
  text-align: center;
}

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

.sb-button-primary:hover, .sb-button-primary:focus {
  background-color: var(--color-primary-dark);
  color: var(--color-white);
  text-decoration: none;
}

.sb-button-secondary {
  background-color: var(--color-gray-light);
  color: var(--color-primary);
}

.sb-button-secondary:hover, .sb-button-secondary:focus {
  background-color: var(--color-gray-medium);
  color: var(--color-primary-dark);
  text-decoration: none;
}

.sb-button-accent {
  background-color: var(--color-accent-green);
  color: var(--color-white);
}

.sb-button-accent:hover, .sb-button-accent:focus {
  background-color: #2C9270;
  color: var(--color-white);
  text-decoration: none;
}

/* Formularios */
.sb-form-group {
  margin-bottom: var(--spacing-lg);
}

.sb-label {
  display: block;
  margin-bottom: var(--spacing-sm);
  font-weight: 600;
}

.sb-input, .sb-textarea, .sb-select {
  width: 100%;
  padding: var(--spacing-md);
  border: 1px solid var(--color-gray-medium);
  border-radius: var(--border-radius-sm);
  font-family: var(--font-body);
  transition: border-color var(--transition-fast);
}

.sb-input:focus, .sb-textarea:focus, .sb-select:focus {
  outline: none;
  border-color: var(--color-primary);
}

.sb-textarea {
  min-height: 150px;
  resize: vertical;
}

.sb-checkbox-wrapper {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-md);
}

.sb-checkbox {
  margin-top: 0.25rem;
}

/* Pie de página */
.sb-footer {
  background-color: var(--color-primary-dark);
  color: var(--color-white);
  padding-block: var(--spacing-xxl);
}

.sb-footer-grid {
  display: grid;
  gap: var(--spacing-xl);
}

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

.sb-footer-logo {
  margin-bottom: var(--spacing-lg);
}

.sb-footer-heading {
  color: var(--color-white);
  font-size: 1.2rem;
  margin-bottom: var(--spacing-lg);
}

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

.sb-footer-link {
  margin-bottom: var(--spacing-sm);
}

.sb-footer-link a {
  color: var(--color-gray-light);
  transition: color var(--transition-fast);
}

.sb-footer-link a:hover, .sb-footer-link a:focus {
  color: var(--color-white);
}

.sb-footer-bottom {
  margin-top: var(--spacing-xl);
  padding-top: var(--spacing-lg);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  text-align: center;
  font-size: 0.9rem;
  color: var(--color-gray-light);
}

/* Secciones específicas */
.sb-intro {
  position: relative;
  overflow: hidden;
  padding-block: var(--spacing-xxl);
  background-color: var(--color-primary);
  color: var(--color-white);
}

.sb-intro-content {
  position: relative;
  z-index: 2;
}

.sb-intro-title {
  color: var(--color-white);
  font-size: clamp(2rem, 5vw, 3.5rem);
  margin-bottom: var(--spacing-lg);
}

.sb-intro-subtitle {
  color: var(--color-gray-light);
  font-size: clamp(1.2rem, 2vw, 1.5rem);
  margin-bottom: var(--spacing-xl);
}

/* Componentes para listas de pasos */
.sb-steps {
  counter-reset: step;
  list-style: none;
}

.sb-step {
  position: relative;
  padding-inline-start: 3rem;
  margin-bottom: var(--spacing-xl);
}

.sb-step:before {
  counter-increment: step;
  content: counter(step);
  position: absolute;
  left: 0;
  top: 0;
  width: 2rem;
  height: 2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--color-primary);
  color: var(--color-white);
  border-radius: 50%;
  font-weight: bold;
}

.sb-step-title {
  font-weight: bold;
  margin-bottom: var(--spacing-sm);
}

/* Sección de destacados */
.sb-feature {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-xl);
}

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

/* Testimonios */
.sb-testimonial {
  background-color: var(--color-white);
  border-radius: var(--border-radius-md);
  padding: var(--spacing-xl);
  box-shadow: var(--shadow-small);
  margin-bottom: var(--spacing-lg);
}

.sb-testimonial-text {
  font-style: italic;
  margin-bottom: var(--spacing-lg);
}

.sb-testimonial-author {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

.sb-testimonial-avatar {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  object-fit: cover;
}

.sb-testimonial-info {
  flex-grow: 1;
}

.sb-testimonial-name {
  font-weight: bold;
  margin-bottom: 0;
}

.sb-testimonial-role {
  color: var(--color-gray-dark);
  font-size: 0.9rem;
}

/* FAQs */
.sb-faq-item {
  border-bottom: 1px solid var(--color-gray-medium);
  margin-bottom: var(--spacing-md);
}

.sb-faq-question {
  padding: var(--spacing-md) 0;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-weight: 600;
}

.sb-faq-question:after {
  content: '\f078';
  font-family: 'Font Awesome 6 Free';
  font-weight: 900;
  transition: transform var(--transition-fast);
}

.sb-faq-question[aria-expanded="true"]:after {
  transform: rotate(180deg);
}

.sb-faq-answer {
  padding-bottom: var(--spacing-lg);
  display: none;
}

.sb-faq-answer[aria-hidden="false"] {
  display: block;
}

/* Estilos para modal de cookies */
.sb-cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background-color: var(--color-white);
  box-shadow: 0 -4px 10px rgba(0, 0, 0, 0.1);
  padding: var(--spacing-lg);
  z-index: 1000;
  transform: translateY(100%);
  transition: transform var(--transition-normal);
}

.sb-cookie-banner.sb-active {
  transform: translateY(0);
}

.sb-cookie-content {
  max-width: 1200px;
  margin-inline: auto;
}

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

.sb-cookie-text {
  margin-bottom: var(--spacing-md);
}

.sb-cookie-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-md);
}

.sb-cookie-modal {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(0, 0, 0, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1010;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-normal);
}

.sb-cookie-modal.sb-active {
  opacity: 1;
  pointer-events: all;
}

.sb-cookie-modal-content {
  background-color: var(--color-white);
  border-radius: var(--border-radius-md);
  max-width: 600px;
  width: 90%;
  max-height: 90vh;
  overflow-y: auto;
  padding: var(--spacing-xl);
  position: relative;
}

.sb-cookie-modal-close {
  position: absolute;
  top: var(--spacing-md);
  right: var(--spacing-md);
  background: none;
  border: none;
  font-size: 1.5rem;
  color: var(--color-gray-dark);
  cursor: pointer;
}

.sb-cookie-categories {
  margin-top: var(--spacing-lg);
}

.sb-cookie-category {
  margin-bottom: var(--spacing-lg);
  padding-bottom: var(--spacing-md);
  border-bottom: 1px solid var(--color-gray-light);
}

.sb-cookie-category-title {
  margin-bottom: var(--spacing-sm);
}

.sb-cookie-switch {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: var(--spacing-sm);
}

/* Utilidades adicionales */
.sb-text-center {
  text-align: center;
}

.sb-mt-xs { margin-top: var(--spacing-xs); }
.sb-mt-sm { margin-top: var(--spacing-sm); }
.sb-mt-md { margin-top: var(--spacing-md); }
.sb-mt-lg { margin-top: var(--spacing-lg); }
.sb-mt-xl { margin-top: var(--spacing-xl); }

.sb-mb-xs { margin-bottom: var(--spacing-xs); }
.sb-mb-sm { margin-bottom: var(--spacing-sm); }
.sb-mb-md { margin-bottom: var(--spacing-md); }
.sb-mb-lg { margin-bottom: var(--spacing-lg); }
.sb-mb-xl { margin-bottom: var(--spacing-xl); }

/* Animaciones con VanillaTilt */
.sb-tilt {
  transform-style: preserve-3d;
  transform: perspective(1000px);
}

.sb-tilt-inner {
  transform: translateZ(20px);
}

/* Animaciones para SVG con Vivus */
.sb-svg-animated {
  visibility: hidden;
}

/* Intl Tel Input personalización */
.iti {
  width: 100%;
}

/* Media queries */
@media (min-width: 576px) {
  h1 {
    font-size: 2.5rem;
  }
  
  h2 {
    font-size: 2rem;
  }
  
  h3 {
    font-size: 1.75rem;
  }
}

@media (min-width: 992px) {
  h1 {
    font-size: 3rem;
  }
  
  h2 {
    font-size: 2.5rem;
  }
  
  h3 {
    font-size: 2rem;
  }
  
  .sb-intro {
    min-height: 500px;
    display: flex;
    align-items: center;
  }
}