/* ========================================================================
   DataPulse-Group - Custom Styles
   ======================================================================== */

/* ========================================================================
   CSS Variables (Custom Properties)
   ======================================================================== */
:root {
  /* Primary Color Palette - Profesional y neutral */
  --dpg-primary: #2563eb;          /* Blue-600 */
  --dpg-primary-dark: #1d4ed8;     /* Blue-700 */
  --dpg-primary-light: #3b82f6;    /* Blue-500 */
  --dpg-accent: #06b6d4;           /* Cyan-500 */
  
  /* Neutral Grays */
  --dpg-gray-50: #f8fafc;
  --dpg-gray-100: #f1f5f9;
  --dpg-gray-200: #e2e8f0;
  --dpg-gray-300: #cbd5e1;
  --dpg-gray-400: #94a3b8;
  --dpg-gray-500: #64748b;
  --dpg-gray-600: #475569;
  --dpg-gray-700: #334155;
  --dpg-gray-800: #1e293b;
  --dpg-gray-900: #0f172a;
  
  /* Semantic Colors */
  --dpg-success: #10b981;
  --dpg-warning: #f59e0b;
  --dpg-danger: #ef4444;
  --dpg-info: var(--dpg-accent);
  
  /* Typography */
  --dpg-font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  
  /* Spacing */
  --dpg-section-padding: 5rem 0;
  --dpg-container-padding: 1.5rem;
  
  /* Shadows */
  --dpg-shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  --dpg-shadow: 0 1px 3px 0 rgb(0 0 0 / 0.1), 0 1px 2px -1px rgb(0 0 0 / 0.1);
  --dpg-shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
  --dpg-shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
  
  /* Border Radius */
  --dpg-radius: 0.5rem;
  --dpg-radius-lg: 0.75rem;
  --dpg-radius-xl: 1rem;
  
  /* Transitions */
  --dpg-transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --dpg-transition-fast: all 0.15s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ========================================================================
   Global Styles
   ======================================================================== */
* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px; /* Offset for fixed navbar */
}

body {
  font-family: var(--dpg-font-family);
  line-height: 1.6;
  color: var(--dpg-gray-700);
  background-color: #ffffff;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ========================================================================
   Typography Overrides
   ======================================================================== */
h1, h2, h3, h4, h5, h6 {
  color: var(--dpg-gray-900);
  font-weight: 600;
  line-height: 1.3;
}

.display-1, .display-2, .display-3, .display-4, .display-5, .display-6 {
  font-weight: 700;
  line-height: 1.2;
}

.lead {
  font-size: 1.125rem;
  font-weight: 400;
}

/* Typography for dark backgrounds */
.hero-section h1,
.hero-section h2,
.hero-section h3,
.hero-section h4,
.hero-section h5,
.hero-section h6,
.bg-dark h1,
.bg-dark h2,
.bg-dark h3,
.bg-dark h4,
.bg-dark h5,
.bg-dark h6 {
  color: #ffffff !important;
}

.hero-section .lead,
.bg-dark .lead {
  color: rgba(255, 255, 255, 0.9) !important;
}

.hero-section .text-muted,
.bg-dark .text-muted {
  color: rgba(255, 255, 255, 0.7) !important;
}

/* ========================================================================
   Navigation Styles
   ======================================================================== */
.navbar {
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  transition: var(--dpg-transition);
  padding: 1rem 0;
}

.navbar.bg-dark {
  background-color: rgba(15, 23, 42, 0.95) !important;
}

.navbar-brand {
  font-weight: 700;
  font-size: 1.5rem !important;
  color: #ffffff !important;
  transition: var(--dpg-transition-fast);
}

.navbar-logo {
  height: 40px;
  width: auto;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  filter: brightness(1);
}

.navbar-brand:hover {
  color: var(--dpg-accent) !important;
  transform: translateY(-1px);
}

.navbar-brand:hover .navbar-logo {
  filter: brightness(1.1) hue-rotate(15deg);
  transform: scale(1.05) rotate(2deg);
}

.navbar-nav .nav-link {
  font-weight: 500;
  color: rgba(255, 255, 255, 0.85) !important;
  transition: var(--dpg-transition-fast);
  padding: 0.5rem 1rem !important;
  margin: 0 0.25rem;
  border-radius: var(--dpg-radius);
  position: relative;
}

.navbar-nav .nav-link:hover,
.navbar-nav .nav-link.active {
  color: #ffffff !important;
  background-color: rgba(255, 255, 255, 0.1);
}

.navbar-nav .nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 0;
  height: 2px;
  background-color: var(--dpg-accent);
  transition: var(--dpg-transition-fast);
  transform: translateX(-50%);
}

.navbar-nav .nav-link:hover::after,
.navbar-nav .nav-link.active::after {
  width: 80%;
}

/* ========================================================================
   Hero Section
   ======================================================================== */
.hero-section {
  background: linear-gradient(135deg, var(--dpg-gray-900) 0%, var(--dpg-gray-800) 100%);
  position: relative;
  overflow: hidden;
}

.hero-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: 
    radial-gradient(circle at 20% 20%, rgba(37, 99, 235, 0.1) 0%, transparent 50%),
    radial-gradient(circle at 80% 80%, rgba(6, 182, 212, 0.1) 0%, transparent 50%);
  pointer-events: none;
}

.bg-gradient-primary {
  background: linear-gradient(135deg, var(--dpg-gray-900) 0%, var(--dpg-gray-800) 100%) !important;
  color: #ffffff !important;
}

.bg-gradient-primary h1,
.bg-gradient-primary h2,
.bg-gradient-primary h3,
.bg-gradient-primary h4,
.bg-gradient-primary h5,
.bg-gradient-primary h6 {
  color: #ffffff !important;
}

.bg-gradient-primary .lead,
.bg-gradient-primary p {
  color: rgba(255, 255, 255, 0.9) !important;
}

.bg-gradient-primary .text-muted {
  color: rgba(255, 255, 255, 0.7) !important;
}

.text-accent {
  color: var(--dpg-accent) !important;
}

.hero-image {
  position: relative;
  z-index: 2;
}

.tech-icons {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2.5rem;
  margin-top: 2rem;
  max-width: 300px;
  margin-left: auto;
  margin-right: auto;
}

.tech-icon {
  font-size: 3.5rem;
  color: var(--dpg-accent);
  opacity: 0.7;
  transition: var(--dpg-transition);
}

.tech-icon:hover {
  opacity: 1;
  transform: scale(1.15);
}

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

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

@keyframes pulse {
  0%, 100% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.05);
  }
}

@keyframes slideInFade {
  from {
    opacity: 0;
    transform: translateX(30px) scale(0.95);
  }
  to {
    opacity: 1;
    transform: translateX(0) scale(1);
  }
}

.animate-fade-in {
  animation: fadeInUp 0.8s ease-out;
}

.animate-fade-in-delay {
  animation: fadeInUp 0.8s ease-out 0.2s both;
}

.animate-fade-in-delay-2 {
  animation: fadeInUp 0.8s ease-out 0.4s both;
}

.animate-float {
  animation: float 3s ease-in-out infinite;
}

/* ========================================================================
   Button Styles
   ======================================================================== */
.btn {
  font-weight: 500;
  border-radius: var(--dpg-radius);
  transition: var(--dpg-transition);
  border: none;
  position: relative;
  overflow: hidden;
}

.btn-primary {
  background-color: var(--dpg-primary);
  border-color: var(--dpg-primary);
  box-shadow: var(--dpg-shadow-sm);
}

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

.btn-outline-light:hover {
  background-color: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.3);
  backdrop-filter: blur(10px);
  transform: translateY(-2px);
}

.btn-lg {
  padding: 0.75rem 2rem;
  font-size: 1.1rem;
}

/* ========================================================================
   Cards & Service Cards
   ======================================================================== */
.card {
  border: 1px solid var(--dpg-gray-200);
  border-radius: var(--dpg-radius-lg);
  transition: var(--dpg-transition);
  overflow: hidden;
}

.service-card {
  height: 100%;
  transition: var(--dpg-transition);
}

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

.service-icon {
  font-size: 3rem;
  color: var(--dpg-primary);
  transition: var(--dpg-transition);
}

.service-card:hover .service-icon {
  color: var(--dpg-accent);
  transform: scale(1.1);
}

.card-title {
  color: var(--dpg-gray-900);
  margin-bottom: 1rem;
}

/* ========================================================================
   DPG Icon in About Section
   ======================================================================== */
.dpg-icon {
  height: 60px;
  width: auto;
  transition: var(--dpg-transition);
  animation: pulse 4s ease-in-out infinite;
}

.dpg-icon:hover {
  transform: scale(1.1) rotate(5deg);
}

/* ========================================================================
   Stats Grid (About Section)
   ======================================================================== */
.stats-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  padding: 2rem;
  background: linear-gradient(135deg, var(--dpg-gray-50) 0%, var(--dpg-gray-100) 100%);
  border-radius: var(--dpg-radius-xl);
  box-shadow: var(--dpg-shadow);
}

.stat-item {
  text-align: center;
  padding: 1rem;
  border-radius: var(--dpg-radius);
  background: white;
  box-shadow: var(--dpg-shadow-sm);
  transition: var(--dpg-transition);
}

.stat-item:hover {
  transform: translateY(-3px);
  box-shadow: var(--dpg-shadow-md);
}

.stat-item h3 {
  font-size: 2.5rem;
  margin-bottom: 0.5rem;
  color: var(--dpg-primary);
}

/* ========================================================================
   Client Logos
   ======================================================================== */
.client-logo-placeholder {
  padding: 2rem 1rem;
  border-radius: var(--dpg-radius);
  background-color: var(--dpg-gray-50);
  transition: var(--dpg-transition);
  height: 120px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.client-logo-placeholder:hover {
  background-color: var(--dpg-gray-100);
  transform: translateY(-3px);
  box-shadow: var(--dpg-shadow);
}

.client-logo-placeholder i {
  font-size: 2rem;
  margin-bottom: 0.5rem;
}

/* ========================================================================
   Testimonial
   ======================================================================== */
.testimonial-card {
  background: linear-gradient(135deg, var(--dpg-gray-50) 0%, white 100%);
  border-radius: var(--dpg-radius-xl);
}

.testimonial-card .bi-quote {
  color: var(--dpg-primary);
  opacity: 0.3;
}

/* ========================================================================
   Contact Form
   ======================================================================== */
.contact-form {
  background: linear-gradient(135deg, var(--dpg-gray-50) 0%, white 100%);
  border-radius: var(--dpg-radius-xl);
}

.form-control,
.form-select {
  border: 1px solid var(--dpg-gray-300);
  border-radius: var(--dpg-radius);
  padding: 0.75rem 1rem;
  transition: var(--dpg-transition-fast);
  background-color: white;
}

.form-control:focus,
.form-select:focus {
  border-color: var(--dpg-primary);
  box-shadow: 0 0 0 0.2rem rgba(37, 99, 235, 0.25);
  background-color: white;
}

.form-label {
  font-weight: 500;
  color: var(--dpg-gray-700);
  margin-bottom: 0.5rem;
}

.contact-info i {
  margin-bottom: 1rem;
}

/* ========================================================================
   Footer
   ======================================================================== */
footer {
  background: linear-gradient(135deg, var(--dpg-gray-900) 0%, var(--dpg-gray-800) 100%) !important;
}

footer h5,
footer h6 {
  color: #ffffff !important;
}

footer p,
footer .text-muted {
  color: rgba(255, 255, 255, 0.8) !important;
}

footer a.text-muted {
  color: rgba(255, 255, 255, 0.7) !important;
  transition: var(--dpg-transition-fast);
}

footer a.text-muted:hover {
  color: #ffffff !important;
}

.social-links a {
  transition: var(--dpg-transition-fast);
  padding: 0.5rem;
  border-radius: var(--dpg-radius);
}

.social-links a:hover {
  color: var(--dpg-accent) !important;
  background-color: rgba(255, 255, 255, 0.1);
  transform: translateY(-2px);
}

/* ========================================================================
   Back to Top Button
   ======================================================================== */
.back-to-top {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background-color: var(--dpg-primary);
  border: none;
  color: white;
  font-size: 1.2rem;
  cursor: pointer;
  transition: var(--dpg-transition);
  z-index: 1000;
  box-shadow: var(--dpg-shadow-lg);
}

.back-to-top:hover {
  background-color: var(--dpg-primary-dark);
  transform: translateY(-3px);
  box-shadow: var(--dpg-shadow-lg);
}

/* ========================================================================
   Utility Classes
   ======================================================================== */
.text-primary {
  color: var(--dpg-primary) !important;
}

.bg-light {
  background-color: var(--dpg-gray-50) !important;
}

.text-muted {
  color: var(--dpg-gray-500) !important;
}

.text-dark {
  color: var(--dpg-gray-900) !important;
}

.border-primary {
  border-color: var(--dpg-primary) !important;
}

/* Ensure proper contrast on dark backgrounds */
.bg-dark .text-dark,
.hero-section .text-dark,
footer .text-dark {
  color: #ffffff !important;
}

/* Override Bootstrap text-white for consistency */
.text-white {
  color: #ffffff !important;
}

/* ========================================================================
   Responsive Design
   ======================================================================== */
@media (max-width: 768px) {
  .hero-section h1 {
    font-size: 2.5rem;
  }
  
  .hero-section .lead {
    font-size: 1rem;
  }
  
  .stats-grid {
    grid-template-columns: 1fr;
    gap: 1rem;
    padding: 1.5rem;
  }
    .tech-icons {
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
    max-width: 400px;
  }
  
  .back-to-top {
    bottom: 1rem;
    right: 1rem;
    width: 45px;
    height: 45px;
  }
  
  .service-card {
    margin-bottom: 1.5rem;
  }
}

@media (max-width: 576px) {
  .hero-section {
    padding: 3rem 0;
  }
  
  .hero-section h1 {
    font-size: 2rem;
  }
  
  .container {
    padding-left: 1rem;
    padding-right: 1rem;
  }
  
  .btn-lg {
    padding: 0.6rem 1.5rem;
    font-size: 1rem;
  }
  
  .display-5 {
    font-size: 2rem;
  }
}

/* ========================================================================
   Print Styles
   ======================================================================== */
@media print {
  .navbar,
  .back-to-top,
  footer {
    display: none !important;
  }
  
  body {
    color: black;
    background: white;
  }
  
  .hero-section {
    background: white !important;
    color: black !important;
  }
}

/* ========================================================================
   Accessibility Improvements
   ======================================================================== */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  
  html {
    scroll-behavior: auto;
  }
}

/* Focus styles for keyboard navigation */
.btn:focus,
.form-control:focus,
.form-select:focus,
.nav-link:focus {
  outline: 2px solid var(--dpg-primary);
  outline-offset: 2px;
}

/* High contrast mode support */
@media (prefers-contrast: high) {
  :root {
    --dpg-primary: #0000ff;
    --dpg-accent: #00ffff;
  }
  
  .card {
    border: 2px solid var(--dpg-gray-900);
  }
}

/* ========================================================================
   Case Studies & Client Interaction
   ======================================================================== */
.client-selector {
  cursor: pointer;
  transition: var(--dpg-transition);
}

.client-selector:hover {
  background-color: var(--dpg-gray-100);
  transform: translateY(-3px);
  box-shadow: var(--dpg-shadow);
}

.client-selector.active {
  background-color: var(--dpg-primary);
  color: white;
  transform: translateY(-3px);
  box-shadow: var(--dpg-shadow-md);
}

.client-selector.active i {
  color: white !important;
}

.client-selector.active small {
  color: rgba(255, 255, 255, 0.9) !important;
}

/* Carousel-style case studies */
.case-studies-container {
  position: relative;
  overflow: hidden;
  height: auto;
  min-height: 500px;
}

.case-study {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  opacity: 0;
  transform: translateX(100%);
  transition: all 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  visibility: hidden;
}

.case-study.active {
  opacity: 1;
  transform: translateX(0);
  visibility: visible;
  position: relative;
  animation: slideInFade 0.6s ease-out;
}

.case-study.slide-out-left {
  transform: translateX(-100%);
  opacity: 0;
}

.case-study.slide-in-right {
  transform: translateX(100%);
  opacity: 0;
}

.case-section {
  margin-bottom: 2rem;
}

.case-section h5 {
  font-weight: 600;
  margin-bottom: 1rem;
}

.results-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

.result-item {
  text-align: center;
  padding: 1rem;
  background-color: var(--dpg-gray-50);
  border-radius: var(--dpg-radius);
  transition: var(--dpg-transition);
  animation: fadeInUp 0.6s ease-out;
  animation-fill-mode: both;
}

.result-item:hover {
  transform: translateY(-2px);
  box-shadow: var(--dpg-shadow-sm);
}

.result-item h4 {
  font-size: 2rem;
  margin-bottom: 0.5rem;
}

.results-list {
  padding: 1rem 0;
}

.results-list .result-item {
  background: none;
  padding: 0.5rem 0;
  text-align: left;
  display: flex;
  align-items: center;
}

.results-list .result-item:hover {
  transform: none;
  box-shadow: none;
}

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

/* ========================================================================
   Enhanced Visual Effects
   ======================================================================== */

/* Logo hover effects */
.navbar-logo {
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.navbar-brand:hover .navbar-logo {
  filter: brightness(1.1) hue-rotate(15deg);
  transform: scale(1.05) rotate(2deg);
}

/* DPG Icon animation */
@keyframes pulse {
  0%, 100% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.05);
  }
}

.dpg-icon {
  animation: pulse 4s ease-in-out infinite;
}

/* Case study transitions */
.case-study {
  transform-origin: center center;
}

.case-study.active {
  animation: slideInFade 0.6s ease-out;
}

@keyframes slideInFade {
  from {
    opacity: 0;
    transform: translateX(30px) scale(0.95);
  }
  to {
    opacity: 1;
    transform: translateX(0) scale(1);
  }
}

/* Enhanced client selector effects */
.client-selector {
  position: relative;
  overflow: hidden;
}

.client-selector::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(37, 99, 235, 0.1), transparent);
  transition: left 0.5s;
}

.client-selector:hover::before {
  left: 100%;
}

/* Results animation */
.result-item {
  animation: fadeInUp 0.6s ease-out;
  animation-fill-mode: both;
}

.result-item:nth-child(1) { animation-delay: 0.1s; }
.result-item:nth-child(2) { animation-delay: 0.2s; }
.result-item:nth-child(3) { animation-delay: 0.3s; }

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ========================================================================
   Catalog Section Styles
   ======================================================================== */
#catalogo {
  background-color: #ffffff;
}

.solution-card {
  height: 100%;
  transition: var(--dpg-transition);
  border: 2px solid var(--dpg-gray-300);
  border-radius: var(--dpg-radius-lg);
  overflow: visible; /* Cambiado para permitir que los marcadores se extiendan */
  background: rgba(248, 250, 252, 0.98);
  backdrop-filter: blur(10px);
  box-shadow: 0 8px 15px -3px rgba(0, 0, 0, 0.15), 0 4px 6px -2px rgba(0, 0, 0, 0.1);
}

.solution-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 25px 35px -5px rgba(0, 0, 0, 0.2), 0 15px 15px -5px rgba(0, 0, 0, 0.08);
  border-color: var(--dpg-primary);
  background: rgba(255, 255, 255, 1);
}

/* Flexbox layout for card content */
.solution-card .card-body {
  display: flex;
  flex-direction: column;
  height: 100%;
}

.solution-content {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
  margin-bottom: 1rem;
  min-height: 420px; /* Fixed minimum height for cross-card alignment */
}

.solution-left {
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
  width: 110px; /* Fixed width for consistency */
  position: relative; /* Necesario para el posicionamiento absoluto de los tags */
}

.solution-right {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
}

/* Fixed heights for perfect alignment across cards */
.solution-right h4 {
  min-height: 80px; /* Fixed title height */
  display: flex;
  align-items: center;
  margin-bottom: 1rem;
}

.solution-right .card-text {
  min-height: 110px; /* Fixed description height */
  display: flex;
  align-items: flex-start;
  margin-bottom: 1rem;
}

.solution-tags-vertical {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  align-items: flex-start;
  position: absolute;
  left: 0;
  top: 7rem; /* Movido más abajo para crear espacio con el icono */
  z-index: 2;
}

.solution-tags-vertical .badge {
  font-size: 0.65rem;
  padding: 0.4rem 1rem 0.4rem 0.8rem;
  border-radius: 0;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.025em;
  transition: var(--dpg-transition-fast);
  white-space: nowrap;
  min-width: 80px;
  text-align: left;
  position: relative;
  margin-left: -1rem;
  box-shadow: 2px 0 4px rgba(0, 0, 0, 0.1);
}

.solution-demo {
  margin-top: auto;
  padding-top: 1rem;
}

.solution-demo .btn {
  background: linear-gradient(135deg, var(--dpg-primary) 0%, var(--dpg-accent) 100%);
  border: none;
  color: white;
  padding: 0.6rem 1.5rem;
  border-radius: 25px;
  font-weight: 600;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  transition: all 0.3s ease;
  box-shadow: 0 4px 15px rgba(37, 99, 235, 0.3);
  position: relative;
  overflow: hidden;
}

.solution-demo .btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(37, 99, 235, 0.4);
  background: linear-gradient(135deg, var(--dpg-accent) 0%, var(--dpg-primary) 100%);
}

.solution-demo .btn:before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
  transition: left 0.5s;
}

.solution-demo .btn:hover:before {
  left: 100%;
}

.solution-demo .btn i {
  margin-right: 0.5rem;
  font-size: 1rem;
}

.solution-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 80px;
  height: 80px;
  background: linear-gradient(135deg, var(--dpg-primary) 0%, var(--dpg-accent) 100%);
  border-radius: var(--dpg-radius-xl);
  margin: 0 auto;
  transition: var(--dpg-transition);
}

.solution-icon i {
  font-size: 2.5rem;
  color: white;
  transition: var(--dpg-transition);
}

.solution-card:hover .solution-icon {
  transform: scale(1.1) rotate(5deg);
  background: linear-gradient(135deg, var(--dpg-accent) 0%, var(--dpg-primary) 100%);
}

.solution-card:hover .solution-icon i {
  transform: scale(1.1);
}

.solution-features {
  min-height: 160px; /* Fixed height ensures bullets align across cards */
  display: flex;
  align-items: flex-start; /* Start from top for consistent alignment */
  margin-bottom: 1rem;
}

.solution-features ul {
  margin: 0;
  padding-left: 0;
  width: 100%;
}

.solution-features li {
  padding: 0.4rem 0; /* Consistent padding for alignment */
  color: var(--dpg-gray-600);
  font-size: 0.85rem;
  transition: var(--dpg-transition-fast);
  list-style: none;
  line-height: 1.4; /* Fixed line height for perfect alignment */
  min-height: 32px; /* Fixed minimum height per bullet point */
  display: flex;
  align-items: center;
}

.solution-card:hover .solution-features li {
  color: var(--dpg-gray-700);
}

.catalog-cta {
  background: linear-gradient(135deg, var(--dpg-gray-50) 0%, var(--dpg-gray-100) 100%);
  border: 1px solid var(--dpg-gray-200);
  transition: var(--dpg-transition);
}

.catalog-cta:hover {
  transform: translateY(-3px);
  box-shadow: var(--dpg-shadow-md);
  background: linear-gradient(135deg, var(--dpg-gray-100) 0%, var(--dpg-gray-50) 100%);
}

/* Responsive adjustments for catalog */
@media (max-width: 768px) {
  .solution-card {
    margin-bottom: 2rem;
  }
  
  .solution-content {
    flex-direction: column;
    align-items: center;
    text-align: center;
  }
  
  .solution-tags-vertical {
    flex-direction: row;
    flex-wrap: wrap;
    justify-content: center;
  }
  
  .solution-icon {
    width: 70px;
    height: 70px;
  }
  
  .solution-icon i {
    font-size: 2rem;
  }
  
  .catalog-cta {
    padding: 2rem 1.5rem !important;
  }
  
  .catalog-cta h3 {
    font-size: 1.5rem;
  }
}

@media (max-width: 576px) {
  .solution-tags-vertical .badge {
    font-size: 0.6rem;
    padding: 0.35rem 0.8rem 0.35rem 0.7rem;
    min-width: 70px;
    margin-left: -0.8rem; /* Ajuste para móviles */
  }
  
  .solution-demo .btn {
    padding: 0.5rem 1.2rem;
    font-size: 0.8rem;
  }
}

/* Catalog layout for 3 cards */
@media (min-width: 992px) {
  #catalogo .col-lg-4 {
    flex: 0 0 33.333333%;
    max-width: 33.333333%;
  }
}

@media (max-width: 991px) {
  #catalogo .col-lg-4 {
    flex: 0 0 50%;
    max-width: 50%;
    margin-bottom: 2rem;
  }
  
  #catalogo .col-lg-4:nth-child(3) {
    flex: 0 0 100%;
    max-width: 100%;
    margin: 0 auto;
  }
}

/* Contact info responsive improvements */
@media (max-width: 768px) {
  .contact-info {
    margin-bottom: 2rem;
  }
  
  .contact-info:last-child {
    margin-bottom: 0;
  }
}