/* Base Styles */
:root {
  /* Color system */
  --color-primary-50: #f0f9f0;
  --color-primary-100: #dcf1dc;
  --color-primary-200: #b8e3b8;
  --color-primary-300: #8ed48e;
  --color-primary-400: #5dc25d;
  --color-primary-500: #48a948;
  --color-primary-600: #3a873a;
  --color-primary-700: #2d682d;
  --color-primary-800: #245024;
  --color-primary-900: #1e411e;
  
  --color-secondary-50: #fff8e6;
  --color-secondary-100: #ffefc3;
  --color-secondary-200: #ffe49c;
  --color-secondary-300: #ffd86a;
  --color-secondary-400: #ffcc38;
  --color-secondary-500: #ffbf05;
  --color-secondary-600: #e6ac00;
  --color-secondary-700: #b38600;
  --color-secondary-800: #806000;
  --color-secondary-900: #664d00;
  
  --color-accent-50: #f5f3ff;
  --color-accent-100: #ede8ff;
  --color-accent-200: #dcd3ff;
  --color-accent-300: #c2b0ff;
  --color-accent-400: #a384ff;
  --color-accent-500: #8a5cf5;
  --color-accent-600: #7b3fe8;
  --color-accent-700: #6932ca;
  --color-accent-800: #5728a3;
  --color-accent-900: #4a2383;
  
  --color-grey-50: #f8fafc;
  --color-grey-100: #f1f5f9;
  --color-grey-200: #e2e8f0;
  --color-grey-300: #cbd5e1;
  --color-grey-400: #94a3b8;
  --color-grey-500: #64748b;
  --color-grey-600: #475569;
  --color-grey-700: #334155;
  --color-grey-800: #1e293b;
  --color-grey-900: #0f172a;
  
  --color-success-500: #22c55e;
  --color-warning-500: #f59e0b;
  --color-error-500: #ef4444;
  
  /* Typography */
  --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
  
  /* Spacing - 8px system */
  --space-1: 0.25rem;  /* 4px */
  --space-2: 0.5rem;   /* 8px */
  --space-3: 0.75rem;  /* 12px */
  --space-4: 1rem;     /* 16px */
  --space-5: 1.5rem;   /* 24px */
  --space-6: 2rem;     /* 32px */
  --space-8: 3rem;     /* 48px */
  --space-10: 4rem;    /* 64px */
  --space-12: 5rem;    /* 80px */
  --space-16: 8rem;    /* 128px */
  
  /* Border Radius */
  --radius-sm: 0.25rem;
  --radius-md: 0.5rem;
  --radius-lg: 1rem;
  --radius-full: 9999px;
  
  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  
  /* Transitions */
  --transition-fast: 150ms ease-in-out;
  --transition-normal: 300ms ease-in-out;
  --transition-slow: 500ms ease-in-out;
}

/* Reset and Base Styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-family);
  font-size: 16px;
  line-height: 1.5;
  color: var(--color-grey-800);
  background-color: var(--color-grey-50);
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  margin-bottom: var(--space-4);
  line-height: 1.2;
  font-weight: 600;
  color: var(--color-grey-900);
}

h1 {
  font-size: 3rem;
}

h2 {
  font-size: 2.25rem;
}

h3 {
  font-size: 1.5rem;
}

h4 {
  font-size: 1.25rem;
}

p {
  margin-bottom: var(--space-4);
}

a {
  color: var(--color-primary-600);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--color-primary-700);
}

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

ul {
  list-style: none;
}

.container {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 var(--space-4);
}

.section-header {
  text-align: center;
  margin-bottom: var(--space-8);
}

.section-header p {
  font-size: 1.25rem;
  color: var(--color-grey-600);
  max-width: 700px;
  margin: 0 auto;
}

.highlight {
  color: var(--color-primary-600);
}

/* Button Styles */
.btn {
  display: inline-block;
  padding: var(--space-3) var(--space-5);
  font-weight: 500;
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
  text-align: center;
  cursor: pointer;
  border: none;
  font-family: var(--font-family);
}

.btn-primary {
  background-color: var(--color-primary-600);
  color: white;
}

.btn-primary:hover {
  background-color: var(--color-primary-700);
  color: white;
}

.btn-secondary {
  background-color: var(--color-grey-200);
  color: var(--color-grey-800);
}

.btn-secondary:hover {
  background-color: var(--color-grey-300);
}

.btn-outline {
  border: 2px solid var(--color-grey-300);
  background-color: transparent;
  color: var(--color-grey-800);
}

.btn-outline:hover {
  border-color: var(--color-primary-400);
  color: var(--color-primary-600);
}

/* Header Styles */
#header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  background-color: rgba(255, 255, 255, 0.95);
  box-shadow: var(--shadow-sm);
  z-index: 1000;
  backdrop-filter: blur(5px);
}

.header-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-4) 0;
}

.logo {
  font-size: 1.75rem;
  font-weight: 700;
}

.logo span {
  color: var(--color-grey-900);
}

.logo strong {
  color: var(--color-primary-600);
}




/* VHK 250526 */

.logo {
  display: flex;
  align-items: center;
  gap: 0.5em; /* Espacio entre imagen y texto */
}

.logo img {
  height: 2em; /* Ajusta este valor según el tamaño del texto */
  width: auto;
  display: block;
}
.logo span {
  font-size: 2em; /* Asegúrate de que coincida con el tamaño de la imagen */
  color: #fff;    /* O el color que uses para el texto */
}

/*---------------------------------------*/


.nav-links {
  display: flex;
  gap: var(--space-5);
  align-items: center;
}

.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
}

.mobile-menu-btn span {
  display: block;
  width: 25px;
  height: 3px;
  margin: 5px 0;
  background-color: var(--color-grey-800);
  transition: all 0.3s;
}

/* Hero Section */
.hero {
  padding: calc(var(--space-16) + var(--space-8)) 0 var(--space-16);
  background-color: var(--color-grey-100);
}

.hero-content {
  max-width: 600px;
}

.hero h1 {
  margin-bottom: var(--space-5);
}

.hero p {
  font-size: 1.25rem;
  color: var(--color-grey-700);
  margin-bottom: var(--space-6);
}

.hero-buttons {
  display: flex;
  gap: var(--space-4);
}

.hero-image {
  position: absolute;
  top: var(--space-16);
  right: 0;
  width: 50%;
  height: auto;
  z-index: -1;
  opacity: 0.85;
  max-height: 80vh;
  overflow: hidden;
  border-radius: 0 0 0 var(--radius-lg);
}

.hero-image img {
  object-fit: cover;
  width: 100%;
  height: 100%;
  border-radius: 0 0 0 var(--radius-lg);
  box-shadow: var(--shadow-lg);
}

/* Solutions Section */
.solutions {
  padding: var(--space-16) 0;
}

.solutions-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--space-6);
}

.solution-card {
  background-color: white;
  border-radius: var(--radius-md);
  padding: var(--space-6);
  box-shadow: var(--shadow-md);
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

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

.solution-icon {
  width: 60px;
  height: 60px;
  background-color: var(--color-primary-100);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-4);
}

.solution-icon i {
  font-size: 1.5rem;
  color: var(--color-primary-600);
}

.solution-card h3 {
  margin-bottom: var(--space-3);
}

.solution-features {
  margin: var(--space-4) 0;
  padding-left: var(--space-4);
}

.solution-features li {
  position: relative;
  padding-left: var(--space-4);
  margin-bottom: var(--space-2);
}

.solution-features li:before {
  content: '';
  position: absolute;
  left: 0;
  top: 12px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: var(--color-primary-500);
}

/* Integrated Solution Section */
.integrated-solution {
  padding: var(--space-16) 0;
  background-color: var(--color-grey-100);
}

.integrated-content {
  display: flex;
  align-items: center;
  gap: var(--space-8);
}

.integrated-text {
  flex: 1;
}

.integrated-image {
  flex: 1;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.integrated-features {
  margin: var(--space-5) 0;
}

.integrated-features li {
  margin-bottom: var(--space-3);
  display: flex;
  align-items: center;
}

.integrated-features i {
  color: var(--color-success-500);
  margin-right: var(--space-2);
}

/* About Section */
.about {
  padding: var(--space-16) 0;
}

.about-content {
  display: flex;
  gap: var(--space-8);
  align-items: center;
}

.about-image {
  flex: 1;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.about-text {
  flex: 1;
}

.stats-container {
  display: flex;
  gap: var(--space-4);
  margin: var(--space-5) 0;
}

.stat-item {
  text-align: center;
  flex: 1;
}

.stat-number {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--color-primary-600);
  display: block;
}

.stat-label {
  color: var(--color-grey-600);
  font-size: 0.875rem;
}

/* Testimonials Section */
.testimonials {
  padding: var(--space-16) 0;
  background-color: var(--color-grey-100);
}

.testimonials-slider {
  position: relative;
  overflow: hidden;
}

.testimonial {
  width: 100%;
}

.testimonial-content {
  background-color: white;
  padding: var(--space-6);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
}

.quote-icon {
  margin-bottom: var(--space-3);
  color: var(--color-primary-300);
}

.testimonial-author {
  display: flex;
  align-items: center;
  margin-top: var(--space-4);
}

.testimonial-author img {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  object-fit: cover;
  margin-right: var(--space-3);
}

.author-info h4 {
  margin-bottom: var(--space-1);
}

.author-info p {
  margin: 0;
  color: var(--color-grey-600);
  font-size: 0.875rem;
}

.testimonials-nav {
  display: flex;
  justify-content: center;
  gap: var(--space-2);
  margin-top: var(--space-6);
}

.nav-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background-color: var(--color-grey-300);
  border: none;
  cursor: pointer;
  transition: background-color var(--transition-fast);
}

.nav-dot.active {
  background-color: var(--color-primary-500);
}

/* Contact Section */
.contact {
  padding: var(--space-16) 0;
}

.contact-content {
  display: flex;
  gap: var(--space-8);
}

.contact-form {
  flex: 2;
}

.contact-info {
  flex: 1;
}

.form-group {
  margin-bottom: var(--space-4);
}

.form-group label {
  display: block;
  margin-bottom: var(--space-2);
  font-weight: 500;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: var(--space-3);
  border: 1px solid var(--color-grey-300);
  border-radius: var(--radius-md);
  font-family: var(--font-family);
  font-size: 1rem;
  transition: border-color var(--transition-fast);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-primary-500);
  box-shadow: 0 0 0 3px var(--color-primary-200);
}

.info-card {
  margin-bottom: var(--space-5);
}

.info-icon {
  width: 40px;
  height: 40px;
  background-color: var(--color-primary-100);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-2);
  color: var(--color-primary-600);
}

.info-card h4 {
  margin-bottom: var(--space-2);
}

.social-media {
  margin-top: var(--space-6);
}

.social-icons {
  display: flex;
  gap: var(--space-3);
  margin-top: var(--space-2);
}

.social-icons a {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--color-grey-200);
  color: var(--color-grey-700);
  transition: all var(--transition-fast);
}

.social-icons a:hover {
  background-color: var(--color-primary-600);
  color: white;
}

/* Footer Styles */
.footer {
  background-color: var(--color-grey-900);
  color: var(--color-grey-300);
  padding: var(--space-8) 0 var(--space-4);
}

.footer-content {
  display: flex;
  justify-content: space-between;
  margin-bottom: var(--space-8);
}

.footer-logo {
  margin-bottom: var(--space-5);
}

.footer-logo span {
  font-size: 1.5rem;
  color: white;
}

.footer-logo strong {
  color: var(--color-primary-400);
}

.footer-links {
  display: flex;
  gap: var(--space-8);
}

.link-group h5 {
  color: white;
  margin-bottom: var(--space-4);
}

.link-group ul li {
  margin-bottom: var(--space-2);
}

.link-group a {
  color: var(--color-grey-400);
  transition: color var(--transition-fast);
}

.link-group a:hover {
  color: white;
}

.footer-bottom {
  border-top: 1px solid var(--color-grey-800);
  padding-top: var(--space-4);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.legal-links {
  display: flex;
  gap: var(--space-4);
}

.legal-links a {
  color: var(--color-grey-500);
  font-size: 0.875rem;
}

/* Clients Section */
.clients {
  padding: var(--space-16) 0;
  background-color: var(--color-grey-100);
}

.clients-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--space-6);
}

.client-card {
  background-color: white;
  padding: var(--space-6);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  transition: transform var(--transition-normal);
}

.client-card:hover {
  transform: translateY(-5px);
}

.client-card h3 {
  color: var(--color-primary-600);
  margin-bottom: var(--space-4);
  font-size: 1.25rem;
}

.client-card ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.client-card ul li {
  padding: var(--space-2) 0;
  border-bottom: 1px solid var(--color-grey-200);
  color: var(--color-grey-700);
  transition: color var(--transition-fast);
}

.client-card ul li:last-child {
  border-bottom: none;
}

.client-card ul li:hover {
  color: var(--color-primary-600);
}

/* Responsive Styles */
@media (max-width: 1200px) {
  .hero-image {
    width: 45%;
  }
}

@media (max-width: 992px) {
  h1 {
    font-size: 2.5rem;
  }
  
  h2 {
    font-size: 2rem;
  }
  
  .hero-image {
    position: relative;
    width: 100%;
    margin-top: var(--space-6);
  }
  
  .integrated-content,
  .about-content,
  .contact-content {
    flex-direction: column;
  }
  
  .about-image {
    order: -1;
    margin-bottom: var(--space-6);
  }
  
  .footer-content {
    flex-direction: column;
    gap: var(--space-6);
  }
  
  .footer-links {
    width: 100%;
    justify-content: space-between;
  }
}

@media (max-width: 768px) {
  .mobile-menu-btn {
    display: block;
  }
  
  .nav-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background-color: white;
    padding: var(--space-4);
    flex-direction: column;
    box-shadow: var(--shadow-md);
  }
  
  .nav-links.active {
    display: flex;
  }
  
  .hero-buttons {
    flex-direction: column;
    gap: var(--space-3);
    align-items: flex-start;
  }
  
  .hero-buttons .btn {
    width: 100%;
  }
  
  .solutions-grid {
    grid-template-columns: 1fr;
  }
  
  .stats-container {
    flex-direction: column;
    gap: var(--space-5);
  }
  
  .footer-links {
    flex-direction: column;
    gap: var(--space-6);
  }
  
  .footer-bottom {
    flex-direction: column;
    gap: var(--space-4);
    text-align: center;
  }
  
  .clients-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 480px) {
  body {
    font-size: 14px;
  }
  
  h1 {
    font-size: 2rem;
  }
  
  h2 {
    font-size: 1.75rem;
  }
  
  .section-header p {
    font-size: 1rem;
  }
  
  .hero {
    padding-top: calc(var(--space-10) + var(--space-8));
  }
}