:root { 
  --primary: #28a745;
  --primary-dark: #218838;
  --secondary: #00b8e6;
  --dark: #333;
  --light: #f8f9fa;
  --white: #fff;
  --gray: #777;
  --shadow-sm: 0 2px 5px rgba(0,0,0,0.1);
  --shadow-md: 0 2px 8px rgba(0,0,0,0.1);
  --shadow-lg: 0 2px 12px rgba(0,0,0,0.15);
  --transition: all 0.3s ease;
  --header-height: 100px; /* Aumentado para contener el menú */
}

/* Header y navegación integrados */
.main-header {
  position: fixed;
  top: 0;
  width: 100%;
  height: var(--header-height);
  background: var(--white);
  box-shadow: var(--shadow-md);
  z-index: 1000;
  display: flex;
  align-items: center;
}

.header-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 1200px;
  width: 100%;
  height: 100%;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.logo-nav-container {
  display: flex;
  align-items: center;
  flex-grow: 1;
}

.logo {
  margin-right: 2rem;
}

.logo img {
  height: 50px;
  transition: var(--transition);
}

/* Navegación principal - Desktop */
.main-nav {
  position: relative;
  flex-grow: 1;
}

.nav-menu {
  display: flex;
  list-style: none;
  gap: 1.5rem;
  margin: 0;
  padding: 0;
}

.nav-link {
  text-decoration: none;
  color: var(--dark);
  font-weight: 600;
  padding: 0.5rem 0;
  position: relative;
  transition: var(--transition);
}

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

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

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--primary);
}

/* Menú Hamburguesa - Mobile */
.menu-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
  position: absolute;
  top: 50%;
  right: 1.5rem;
  transform: translateY(-50%);
  z-index: 1001;
}

.hamburger {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--primary);
  position: relative;
  transition: var(--transition);
}

.hamburger::before,
.hamburger::after {
  content: '';
  position: absolute;
  width: 100%;
  height: 100%;
  background: var(--primary);
  left: 0;
  transition: var(--transition);
}

.hamburger::before {
  top: -6px;
}

.hamburger::after {
  bottom: -6px;
}

.menu-toggle.active .hamburger {
  background: transparent;
}

.menu-toggle.active .hamburger::before {
  transform: translateY(6px) rotate(45deg);
}

.menu-toggle.active .hamburger::after {
  transform: translateY(-6px) rotate(-45deg);
}

/* Responsive Design */
@media (max-width: 992px) {
  .logo {
    margin-right: 1rem;
  }

  .nav-menu {
    gap: 1rem;
  }
}

@media (max-width: 768px) {
  :root {
    --header-height: 80px;
  }

  .logo-nav-container {
    width: 100%;
    justify-content: space-between;
  }

  .main-nav {
    position: fixed;
    top: var(--header-height);
    left: 0;
    width: 100%;
    background: var(--white);
    box-shadow: var(--shadow-md);
    padding: 1rem 0;
    transform: translateX(-100%);
    transition: transform 0.3s ease;
    z-index: 999;
  }

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

  .nav-menu {
    flex-direction: column;
    align-items: center;
    gap: 1.5rem;
    padding: 1rem;
  }

  .menu-toggle {
    display: block;
    position: relative;
    right: 0;
  }

  .social-icons {
    display: none;
  }
}

/* Ajustar el contenido principal */
main {
  margin-top: var(--header-height);
  padding-top: 1rem;
}

/* Ajustar scroll-margin para las secciones */
.section {
  scroll-margin-top: var(--header-height);
}

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

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

body {
  font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
  line-height: 1.6;
  color: var(--dark);
  background-color: var(--light);
  overflow-x: hidden;
}

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

/* Estructura principal */
.main-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background-color: var(--white);
  box-shadow: var(--shadow-md);
  height: var(--header-height);
}

.header-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: var(--max-width);
  height: 100%;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.logo img {
  height: 50px;
  width: auto;
  transition: var(--transition);
}

.logo img:hover {
  transform: scale(1.05);
}

/* Redes sociales */
.social-icons {
  display: flex;
  gap: 0.75rem;
}

.social-icons a {
  display: inline-block;
  transition: var(--transition);
}

.social-icons a:hover {
  transform: translateY(-3px);
}

.social-icons img {
  width: 30px;
  height: 30px;
}

/* Navegación principal */
.main-nav {
  background-color: #f9f9f9;
  padding: 1rem 1.5rem;
  position: relative;
  z-index: 999;
}

.menu-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
  position: absolute;
  top: 50%;
  right: 1.5rem;
  transform: translateY(-50%);
  z-index: 1001;
}

.hamburger {
  display: block;
  width: 24px;
  height: 2px;
  background-color: var(--primary);
  position: relative;
  transition: var(--transition);
}

.hamburger::before,
.hamburger::after {
  content: '';
  position: absolute;
  width: 100%;
  height: 100%;
  background-color: var(--primary);
  left: 0;
  transition: var(--transition);
}

.hamburger::before {
  top: -6px;
}

.hamburger::after {
  bottom: -6px;
}

.menu-toggle.active .hamburger {
  background-color: transparent;
}

.menu-toggle.active .hamburger::before {
  transform: translateY(6px) rotate(45deg);
}

.menu-toggle.active .hamburger::after {
  transform: translateY(-6px) rotate(-45deg);
}

.nav-menu {
  display: flex;
  justify-content: center;
  list-style: none;
  gap: 1.25rem;
}

.nav-link {
  text-decoration: none;
  color: var(--dark);
  font-weight: 600;
  padding: 0.5rem 0;
  position: relative;
  transition: var(--transition);
}

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

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

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background-color: var(--primary);
}

/* Secciones */
.section {
  padding: 4rem 1.5rem;
  scroll-margin-top: var(--header-height);
}

.section-title {
  color: var(--primary);
  font-size: 2.25rem;
  text-align: center;
  margin-bottom: 2rem;
}

/* Secciones a pantalla completa */
.fullscreen-section {
  position: relative;
  height: calc(100vh - var(--header-height));
  min-height: 600px;
  overflow: hidden;
  padding: 0;
}

.section-bg-image {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  z-index: 1;
}

.section-overlay {
  position: relative;
  z-index: 2;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  background-color: rgba(0, 0, 0, 0.5);
  color: var(--white);
  text-align: center;
  padding: 2rem;
}

.section-overlay .section-title {
  color: var(--white);
  text-shadow: 1px 1px 3px rgba(0,0,0,0.5);
}

/* Sección Valores */
.values-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  max-width: var(--max-width);
  margin: 0 auto;
}

.value-card {
  background-color: var(--white);
  border-radius: 0.5rem;
  padding: 1.5rem;
  box-shadow: var(--shadow-sm);
  text-align: center;
  transition: var(--transition);
}

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

.value-card img {
  border-radius: 50%;
  margin: 0 auto 1rem;
  width: 160px;
  height: 160px;
  object-fit: cover;
}

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

.value-content {
  text-align: left;
}

/* Sección Servicios */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
  max-width: var(--max-width);
  margin: 0 auto;
}

.service-card {
  background-color: var(--white);
  border-radius: 0.5rem;
  padding: 1.5rem;
  box-shadow: var(--shadow-sm);
  text-align: center;
  transition: var(--transition);
  position: relative;
}

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

.service-card img {
  border-radius: 50%;
  margin: 0 auto 1rem;
  width: 150px;
  height: 150px;
  object-fit: cover;
}

.service-card h3 {
  color: var(--primary);
  margin-bottom: 0.5rem;
}

/* Tooltips */
.tooltip {
  position: relative;
}

.tooltip-content {
  visibility: hidden;
  width: 280px;
  background-color: var(--white);
  color: var(--dark);
  text-align: left;
  border-radius: 0.5rem;
  padding: 0.75rem;
  position: absolute;
  z-index: 10;
  bottom: 100%;
  left: 50%;
  transform: translateX(-50%);
  opacity: 0;
  transition: opacity 0.3s;
  box-shadow: var(--shadow-md);
  border: 1px solid rgba(0,0,0,0.1);
}

.tooltip:hover .tooltip-content {
  visibility: visible;
  opacity: 1;
}

/* Carrusel de Clientes */
.clients-carousel {
  overflow: hidden;
  padding: 2rem 0;
  max-width: var(--max-width);
  margin: 0 auto;
}

.carousel-track {
  display: flex;
  animation: scroll 40s linear infinite;
  gap: 2rem;
  padding: 1rem 0;
}

.carousel-track img {
  height: 80px;
  width: auto;
  object-fit: contain;
  border-radius: 0.5rem;
  padding: 0.5rem;
  background-color: var(--white);
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

.carousel-track img:hover {
  transform: scale(1.1);
}

@keyframes scroll {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

/* Sección Contacto */
.contact-container {
  background-color: var(--secondary);
  padding: 2rem;
  border-radius: 1rem;
  max-width: var(--max-width);
  margin: 0 auto;
}

.contact-form {
  background-color: var(--white);
  padding: 2rem;
  border-radius: 1rem;
  box-shadow: var(--shadow-md);
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  padding: 0.75rem;
  margin-bottom: 1rem;
  border: 1px solid #ddd;
  border-radius: 0.5rem;
  font-family: inherit;
  font-size: 1rem;
  transition: var(--transition);
}

.contact-form input:focus,
.contact-form textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 2px rgba(40, 167, 69, 0.2);
}

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

.contact-form button {
  width: 100%;
  padding: 0.75rem;
  background-color: var(--primary);
  color: var(--white);
  border: none;
  border-radius: 0.5rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
}

.contact-form button:hover {
  background-color: var(--primary-dark);
}

#form-alert {
  color: #dc3545;
  font-weight: 600;
  margin-top: 1rem;
  text-align: center;
}

/* Footer */
.main-footer {
  background-color: #f1f1f1;
  padding: 3rem 1.5rem;
  text-align: center;
}

.partner-logos {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1.5rem;
  margin: 2rem 0;
}

.partner-logos img {
  height: 50px;
  width: auto;
  object-fit: contain;
  transition: var(--transition);
}

.partner-logos img:hover {
  transform: scale(1.1);
}

.copyright {
  color: var(--gray);
  font-size: 0.875rem;
  margin-top: 2rem;
}

/* Botones flotantes */
.floating-button {
  position: fixed;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-md);
  transition: var(--transition);
  z-index: 900;
}

.floating-button:hover {
  transform: scale(1.1);
}

.whatsapp {
  bottom: 1.5rem;
  right: 1.5rem;
  background-color: #25D366;
}

.phone {
  bottom: 1.5rem;
  right: 7rem;
  background-color: var(--primary);
}

.floating-button img {
  width: 60%;
  height: 60%;
}

/* Responsive Design */
@media (max-width: 1024px) {
  .values-grid {
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  }
  
  .section-title {
    font-size: 2rem;
  }
}

@media (max-width: 768px) {
  .menu-toggle {
    display: block;
  }

  .nav-menu {
    position: fixed;
    top: var(--header-height);
    left: 0;
    width: 100%;
    height: calc(100vh - var(--header-height));
    background-color: var(--white);
    flex-direction: column;
    align-items: center;
    justify-content: flex-start;
    gap: 1.5rem;
    padding: 2rem 1rem;
    transform: translateX(-100%);
    transition: transform 0.3s ease-out;
  }

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

  .fullscreen-section {
    height: auto;
    min-height: 100vh;
  }

  .section-overlay {
    padding: 4rem 1rem;
  }
  
  .phone {
    right: 6rem;
  }
}

@media (max-width: 480px) {