/* ========================================
   TRANSPORTES RÍO NEGRO - ESTILOS MODERNOS
   ======================================== */

/* Variables CSS personalizadas */
:root {
  --primary-blue: #1e40af;
  --secondary-blue: #3b82f6;
  --accent-gold: #fbbf24;
  --accent-gold-dark: #f59e0b;
  --text-dark: #1f2937;
  --text-light: #6b7280;
  --bg-light: #f8fafc;
  --bg-white: #ffffff;
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
  --gradient-primary: linear-gradient(135deg, var(--primary-blue) 0%, var(--secondary-blue) 100%);
  --gradient-gold: linear-gradient(135deg, var(--accent-gold) 0%, var(--accent-gold-dark) 100%);
}

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

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  line-height: 1.6;
  color: var(--text-dark);
  overflow-x: hidden;
}

/* Tipografía mejorada */
h1, h2, h3, h4, h5, h6 {
  font-family: 'Poppins', sans-serif;
  font-weight: 700;
  line-height: 1.2;
}

/* ========================================
   ANIMACIONES PERSONALIZADAS
   ======================================== */

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

@keyframes fadeInLeft {
  from {
    opacity: 0;
    transform: translateX(-30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

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

@keyframes scaleIn {
  from {
    opacity: 0;
    transform: scale(0.9);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

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

@keyframes pulse-glow {
  0%, 100% {
    box-shadow: 0 0 20px rgba(59, 130, 246, 0.3);
  }
  50% {
    box-shadow: 0 0 30px rgba(59, 130, 246, 0.6);
  }
}

@keyframes slideInFromRight {
  from {
    transform: translateX(100%);
    opacity: 0;
  }
  to {
    transform: translateX(0);
    opacity: 1;
  }
}

/* Clases de animación */
.animate-fade-in-up {
  animation: fadeInUp 0.8s ease-out forwards;
}

.animate-fade-in-left {
  animation: fadeInLeft 0.8s ease-out forwards;
}

.animate-fade-in-right {
  animation: fadeInRight 0.8s ease-out forwards;
}

.animate-scale-in {
  animation: scaleIn 0.6s ease-out forwards;
}

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

.animate-pulse-glow {
  animation: pulse-glow 2s ease-in-out infinite;
}

/* ========================================
   HEADER Y NAVEGACIÓN MEJORADA
   ======================================== */

.header-modern {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(59, 130, 246, 0.1);
  transition: all 0.3s ease;
}

.header-modern.scrolled {
  background: rgba(255, 255, 255, 0.98);
  box-shadow: var(--shadow-lg);
}

.nav-link {
  position: relative;
  font-weight: 500;
  transition: all 0.3s ease;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -5px;
  left: 50%;
  width: 0;
  height: 2px;
  background: var(--gradient-gold);
  transition: all 0.3s ease;
  transform: translateX(-50%);
}

.nav-link:hover::after {
  width: 100%;
}

.nav-link:hover {
  color: var(--accent-gold);
  transform: translateY(-2px);
}

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

.hero-section {
  position: relative;
  min-height: 100vh;
  background: linear-gradient(135deg, rgba(30, 64, 175, 0.9) 0%, rgba(59, 130, 246, 0.8) 100%);
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: url('../assets/img/poortada.jpg');
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
  opacity: 0.3;
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  color: white;
}

.hero-title {
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 800;
  margin-bottom: 1.5rem;
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.hero-subtitle {
  font-size: clamp(1.1rem, 2vw, 1.5rem);
  font-weight: 400;
  margin-bottom: 2rem;
  opacity: 0.9;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.hero-cta {
  display: inline-block;
  padding: 1rem 2rem;
  background: var(--gradient-gold);
  color: var(--text-dark);
  text-decoration: none;
  border-radius: 50px;
  font-weight: 600;
  font-size: 1.1rem;
  transition: all 0.3s ease;
  box-shadow: var(--shadow-lg);
}

.hero-cta:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-xl);
  color: var(--text-dark);
}

/* ========================================
   SECCIONES MEJORADAS
   ======================================== */

.section-modern {
  padding: 5rem 0;
  position: relative;
}

.section-title {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  text-align: center;
  margin-bottom: 1rem;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.section-subtitle {
  text-align: center;
  color: var(--text-light);
  font-size: 1.2rem;
  margin-bottom: 3rem;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

/* ========================================
   TARJETAS DE SERVICIOS MEJORADAS
   ======================================== */

.service-card {
  background: var(--bg-white);
  border-radius: 20px;
  padding: 2.5rem 2rem;
  text-align: center;
  box-shadow: var(--shadow-md);
  transition: all 0.4s ease;
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: var(--gradient-primary);
  transform: scaleX(0);
  transition: transform 0.3s ease;
}

.service-card:hover::before {
  transform: scaleX(1);
}

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

.service-icon {
  width: 80px;
  height: 80px;
  margin: 0 auto 1.5rem;
  background: var(--gradient-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 2rem;
  transition: all 0.3s ease;
}

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

.service-title {
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: 1rem;
  color: var(--text-dark);
}

.service-description {
  color: var(--text-light);
  line-height: 1.6;
}

/* ========================================
   INFRAESTRUCTURA MEJORADA
   ======================================== */

.infrastructure-card {
  background: var(--bg-white);
  border-radius: 20px;
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: all 0.4s ease;
  position: relative;
}

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

.infrastructure-image {
  width: 100%;
  height: 250px;
  object-fit: cover;
  transition: all 0.4s ease;
}

.infrastructure-card:hover .infrastructure-image {
  transform: scale(1.05);
}

.infrastructure-content {
  padding: 1.5rem;
}

.infrastructure-title {
  font-size: 1.3rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
  color: var(--text-dark);
}

.infrastructure-description {
  color: var(--text-light);
  line-height: 1.6;
}

/* ========================================
   CERTIFICADOS MEJORADOS
   ======================================== */

.certificate-section {
  background: var(--gradient-primary);
  color: white;
  position: relative;
  overflow: hidden;
}

.certificate-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="25" cy="25" r="1" fill="white" opacity="0.1"/><circle cx="75" cy="75" r="1" fill="white" opacity="0.1"/><circle cx="50" cy="10" r="0.5" fill="white" opacity="0.1"/><circle cx="10" cy="60" r="0.5" fill="white" opacity="0.1"/><circle cx="90" cy="40" r="0.5" fill="white" opacity="0.1"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>');
  opacity: 0.3;
}

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

.certificate-image {
  width: 200px;
  height: 200px;
  border-radius: 50%;
  border: 8px solid rgba(255, 255, 255, 0.2);
  margin: 0 auto 2rem;
  overflow: hidden;
  box-shadow: var(--shadow-xl);
  transition: all 0.3s ease;
}

.certificate-image:hover {
  transform: scale(1.05);
  border-color: var(--accent-gold);
}

/* ========================================
   CLIENTES MEJORADOS
   ======================================== */

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

.client-logo {
  background: var(--bg-white);
  border-radius: 15px;
  padding: 1.5rem;
  box-shadow: var(--shadow-sm);
  transition: all 0.3s ease;
  filter: grayscale(100%);
}

.client-logo:hover {
  filter: grayscale(0%);
  transform: scale(1.05);
  box-shadow: var(--shadow-md);
}

/* ========================================
   COBERTURA MEJORADA
   ======================================== */

.coverage-section {
  background: var(--bg-white);
  position: relative;
}

.coverage-map {
  position: relative;
  height: 200px;
  background: linear-gradient(90deg, var(--secondary-blue) 0%, var(--primary-blue) 50%, var(--secondary-blue) 100%);
  border-radius: 20px;
  overflow: hidden;
  margin: 2rem 0;
}

.coverage-point {
  position: absolute;
  width: 20px;
  height: 20px;
  background: var(--accent-gold);
  border: 4px solid white;
  border-radius: 50%;
  box-shadow: var(--shadow-md);
  cursor: pointer;
  transition: all 0.3s ease;
}

.coverage-point:hover {
  transform: scale(1.2);
  box-shadow: var(--shadow-lg);
}

.coverage-tooltip {
  position: absolute;
  background: var(--bg-white);
  padding: 0.5rem 1rem;
  border-radius: 10px;
  box-shadow: var(--shadow-lg);
  font-size: 0.9rem;
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: all 0.3s ease;
  z-index: 10;
}

.coverage-point:hover .coverage-tooltip {
  opacity: 1;
  transform: translateY(-10px);
}

/* ========================================
   FORMULARIOS MEJORADOS
   ======================================== */

.contact-form {
  background: var(--bg-white);
  border-radius: 20px;
  padding: 2.5rem;
  box-shadow: var(--shadow-xl);
}

.form-input {
  width: 100%;
  padding: 1rem 1.5rem;
  border: 2px solid #e5e7eb;
  border-radius: 12px;
  font-size: 1rem;
  transition: all 0.3s ease;
  background: var(--bg-white);
}

.form-input:focus {
  outline: none;
  border-color: var(--secondary-blue);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.form-button {
  background: var(--gradient-gold);
  color: var(--text-dark);
  padding: 1rem 2rem;
  border: none;
  border-radius: 12px;
  font-weight: 600;
  font-size: 1.1rem;
  cursor: pointer;
  transition: all 0.3s ease;
  box-shadow: var(--shadow-md);
}

.form-button:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

/* ========================================
   WHATSAPP FLOTANTE MEJORADO
   ======================================== */

.whatsapp-float {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  width: 60px;
  height: 60px;
  background: linear-gradient(135deg, #25d366 0%, #128c7e 100%);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 1.5rem;
  box-shadow: var(--shadow-lg);
  cursor: pointer;
  transition: all 0.3s ease;
  z-index: 1000;
  animation: float 3s ease-in-out infinite;
}

.whatsapp-float:hover {
  transform: scale(1.1);
  box-shadow: 0 0 30px rgba(37, 211, 102, 0.4);
}

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

.footer-modern {
  background: var(--gradient-primary);
  color: white;
  padding: 3rem 0 1rem;
}

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

.footer-links {
  display: flex;
  justify-content: center;
  gap: 2rem;
  margin: 1rem 0;
}

.footer-link {
  color: var(--accent-gold);
  text-decoration: none;
  transition: all 0.3s ease;
}

.footer-link:hover {
  color: white;
  transform: translateY(-2px);
}

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

@media (max-width: 768px) {
  .hero-title {
    font-size: 2.5rem;
  }
  
  .section-title {
    font-size: 2rem;
  }
  
  .service-card {
    margin-bottom: 2rem;
  }
  
  .coverage-map {
    height: 150px;
  }
  
  .whatsapp-float {
    width: 50px;
    height: 50px;
    font-size: 1.2rem;
  }
}

@media (max-width: 480px) {
  .hero-title {
    font-size: 2rem;
  }
  
  .section-modern {
    padding: 3rem 0;
  }
  
  .contact-form {
    padding: 1.5rem;
  }
}

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

.glass-effect {
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.text-gradient {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.border-gradient {
  border: 2px solid;
  border-image: var(--gradient-primary) 1;
}

.hover-lift {
  transition: all 0.3s ease;
}

.hover-lift:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-xl);
}

/* ========================================
   PARTÍCULAS FLOTANTES
   ======================================== */

.particle {
  position: absolute;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 50%;
  animation: float-particle 6s ease-in-out infinite;
}

.particle-1 {
  width: 20px;
  height: 20px;
  top: 20%;
  left: 10%;
  animation-delay: 0s;
}

.particle-2 {
  width: 15px;
  height: 15px;
  top: 60%;
  right: 15%;
  animation-delay: 1s;
}

.particle-3 {
  width: 25px;
  height: 25px;
  bottom: 30%;
  left: 20%;
  animation-delay: 2s;
}

.particle-4 {
  width: 12px;
  height: 12px;
  top: 40%;
  left: 80%;
  animation-delay: 3s;
}

.particle-5 {
  width: 18px;
  height: 18px;
  bottom: 20%;
  right: 10%;
  animation-delay: 4s;
}

@keyframes float-particle {
  0%, 100% {
    transform: translateY(0px) rotate(0deg);
    opacity: 0.3;
  }
  50% {
    transform: translateY(-20px) rotate(180deg);
    opacity: 0.8;
  }
}

/* ========================================
   ANIMACIONES DE SCROLL
   ======================================== */

.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.8s ease;
}

.reveal.active {
  opacity: 1;
  transform: translateY(0);
}

.reveal-left {
  opacity: 0;
  transform: translateX(-50px);
  transition: all 0.8s ease;
}

.reveal-left.active {
  opacity: 1;
  transform: translateX(0);
}

.reveal-right {
  opacity: 0;
  transform: translateX(50px);
  transition: all 0.8s ease;
}

.reveal-right.active {
  opacity: 1;
  transform: translateX(0);
}

/* ========================================
   EFECTOS ADICIONALES
   ======================================== */

.glow-effect {
  position: relative;
}

.glow-effect::before {
  content: '';
  position: absolute;
  top: -2px;
  left: -2px;
  right: -2px;
  bottom: -2px;
  background: linear-gradient(45deg, var(--accent-gold), var(--secondary-blue), var(--accent-gold));
  border-radius: inherit;
  z-index: -1;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.glow-effect:hover::before {
  opacity: 1;
}

.text-shadow {
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.backdrop-blur {
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

/* ========================================
   SELECTORES DE IDIOMA Y TEMA
   ======================================== */

.language-selector {
  position: relative;
}

.language-selector button {
  transition: all 0.3s ease;
}

.language-selector button:hover {
  transform: translateY(-1px);
}

.language-dropdown {
  min-width: 150px;
  animation: fadeInDown 0.3s ease;
}

.language-option {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  transition: all 0.2s ease;
}

.language-option .flag {
  font-size: 16px;
}

.language-option:hover {
  background-color: var(--bg-light);
}

.language-option.active {
  background-color: var(--primary-blue);
  color: white;
}

.language-selector-mobile {
  display: flex;
  gap: 8px;
}

.language-option-mobile {
  transition: all 0.3s ease;
}

.language-option-mobile.active {
  background-color: var(--primary-blue) !important;
  color: white !important;
}

/* ========================================
   MODO OSCURO
   ======================================== */

/* Variables para modo oscuro */
[data-theme="dark"] {
  --primary-blue: #3b82f6;
  --secondary-blue: #60a5fa;
  --accent-gold: #fbbf24;
  --accent-gold-dark: #f59e0b;
  --text-dark: #f8fafc;
  --text-light: #cbd5e1;
  --bg-light: #1e293b;
  --bg-white: #0f172a;
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.4);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.4);
}

/* Transiciones suaves para cambio de tema */
* {
  transition: background-color 0.3s ease, color 0.3s ease, border-color 0.3s ease;
}

/* Header en modo oscuro */
[data-theme="dark"] .header-modern {
  background: rgba(15, 23, 42, 0.95);
  border-bottom: 1px solid rgba(59, 130, 246, 0.2);
}

[data-theme="dark"] .header-modern.scrolled {
  background: rgba(15, 23, 42, 0.98);
}

/* Navegación en modo oscuro */
[data-theme="dark"] .nav-link {
  color: var(--text-dark);
}

[data-theme="dark"] .nav-link:hover {
  color: var(--accent-gold);
}

/* Hero section en modo oscuro */
[data-theme="dark"] .hero-section {
  background: linear-gradient(135deg, rgba(15, 23, 42, 0.9) 0%, rgba(30, 41, 59, 0.8) 100%);
}

/* Secciones en modo oscuro */
[data-theme="dark"] .section-modern {
  background: var(--bg-white);
}

[data-theme="dark"] .bg-white {
  background-color: var(--bg-light);
}

[data-theme="dark"] .bg-gray-50 {
  background-color: var(--bg-white);
}

[data-theme="dark"] .bg-gray-100 {
  background-color: var(--bg-light);
}

/* Tarjetas en modo oscuro */
[data-theme="dark"] .service-card,
[data-theme="dark"] .bg-white {
  background-color: var(--bg-light);
  color: var(--text-dark);
  border: 1px solid rgba(59, 130, 246, 0.2);
}

/* Mejorar distinción de divs en modo oscuro */
[data-theme="dark"] .bg-gray-100 {
  background-color: var(--bg-white) !important;
  border: 1px solid rgba(59, 130, 246, 0.1);
}

[data-theme="dark"] .bg-gray-50 {
  background-color: var(--bg-light) !important;
  border: 1px solid rgba(59, 130, 246, 0.1);
}

/* Formularios en modo oscuro mejorados */
[data-theme="dark"] .bg-white.p-8.rounded-2xl.shadow-xl {
  background-color: var(--bg-light) !important;
  border: 1px solid rgba(59, 130, 246, 0.3);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.5) !important;
}

[data-theme="dark"] .bg-gray-100.p-8.rounded-xl.shadow-lg {
  background-color: var(--bg-white) !important;
  border: 1px solid rgba(59, 130, 246, 0.2);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.4) !important;
}

/* Secciones con mejor contraste */
[data-theme="dark"] .py-20.bg-gray-100 {
  background-color: var(--bg-white) !important;
}

[data-theme="dark"] .py-20.bg-gray-50 {
  background-color: var(--bg-light) !important;
}

[data-theme="dark"] .py-12.md\\:py-20.bg-gray-100 {
  background-color: var(--bg-white) !important;
}

/* Imágenes con mejor contraste */
[data-theme="dark"] .bg-gray-100.rounded-t-lg {
  background-color: var(--bg-light) !important;
  border: 1px solid rgba(59, 130, 246, 0.2);
}

/* Contenedores de certificados */
[data-theme="dark"] .bg-white.rounded-xl.shadow-2xl {
  background-color: var(--bg-light) !important;
  border: 1px solid rgba(59, 130, 246, 0.3);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.6) !important;
}

/* Contenedor del mapa */
[data-theme="dark"] .bg-white.rounded-2xl.shadow-xl {
  background-color: var(--bg-light) !important;
  border: 1px solid rgba(59, 130, 246, 0.3);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.5) !important;
}

/* Mejorar contraste general en modo oscuro */
[data-theme="dark"] .bg-white {
  background-color: var(--bg-light) !important;
  border: 1px solid rgba(59, 130, 246, 0.2);
}

[data-theme="dark"] .bg-gray-100 {
  background-color: var(--bg-white) !important;
  border: 1px solid rgba(59, 130, 246, 0.1);
}

/* Sombras más pronunciadas en modo oscuro */
[data-theme="dark"] .shadow-lg {
  box-shadow: 0 10px 15px rgba(0, 0, 0, 0.4) !important;
}

[data-theme="dark"] .shadow-xl {
  box-shadow: 0 20px 25px rgba(0, 0, 0, 0.5) !important;
}

[data-theme="dark"] .shadow-2xl {
  box-shadow: 0 25px 50px rgba(0, 0, 0, 0.6) !important;
}

/* Bordes más visibles en modo oscuro */
[data-theme="dark"] .border-gray-200 {
  border-color: rgba(59, 130, 246, 0.2) !important;
}

[data-theme="dark"] .border-gray-300 {
  border-color: rgba(59, 130, 246, 0.3) !important;
}

/* Mejorar visibilidad de imágenes en modo oscuro */
[data-theme="dark"] .bg-white.rounded-t-lg {
  background-color: var(--bg-light) !important;
  border: 1px solid rgba(59, 130, 246, 0.2);
}

/* Contenedores específicos con mejor contraste */
[data-theme="dark"] .bg-white.p-6.rounded-lg.shadow-lg {
  background-color: var(--bg-light) !important;
  border: 1px solid rgba(59, 130, 246, 0.3);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.5) !important;
}

[data-theme="dark"] .bg-white.rounded-3xl.p-4.shadow-2xl {
  background-color: var(--bg-light) !important;
  border: 1px solid rgba(59, 130, 246, 0.3);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.6) !important;
}

[data-theme="dark"] .service-title {
  color: var(--text-dark);
}

[data-theme="dark"] .service-description {
  color: var(--text-light);
}

/* Mejorar visibilidad de texto en modo oscuro */
[data-theme="dark"] .text-gray-700 {
  color: var(--text-light) !important;
}

[data-theme="dark"] .text-gray-600 {
  color: var(--text-light) !important;
}

[data-theme="dark"] .text-gray-900 {
  color: var(--text-dark) !important;
}

[data-theme="dark"] .text-blue-900 {
  color: var(--text-dark) !important;
}

[data-theme="dark"] .text-blue-600 {
  color: var(--secondary-blue) !important;
}

/* Títulos de sección en modo oscuro */
[data-theme="dark"] .section-title {
  color: var(--text-dark) !important;
}

[data-theme="dark"] .section-subtitle {
  color: var(--text-light) !important;
}

/* Hero section en modo oscuro */
[data-theme="dark"] .hero-title {
  color: var(--text-dark) !important;
}

[data-theme="dark"] .hero-subtitle {
  color: var(--text-light) !important;
}

/* Listas en modo oscuro */
[data-theme="dark"] ul li {
  color: var(--text-light) !important;
}

/* Estadísticas en modo oscuro */
[data-theme="dark"] .text-3xl.font-bold.text-blue-600 {
  color: var(--secondary-blue) !important;
}

/* Sección de clientes en modo oscuro */
[data-theme="dark"] .client-logo {
  filter: brightness(0) invert(1);
  opacity: 0.7;
  transition: all 0.3s ease;
}

[data-theme="dark"] .client-logo:hover {
  filter: brightness(0) invert(1);
  opacity: 1;
  transform: scale(1.05);
}

/* Títulos de secciones en modo oscuro */
[data-theme="dark"] h2.text-4xl.font-semibold {
  color: var(--text-dark) !important;
}

[data-theme="dark"] h3.text-2xl.font-semibold {
  color: var(--text-dark) !important;
}

[data-theme="dark"] h3.text-xl.font-semibold {
  color: var(--text-dark) !important;
}

/* Formularios en modo oscuro */
[data-theme="dark"] .form-input {
  background-color: var(--bg-light);
  border-color: #374151;
  color: var(--text-dark);
}

[data-theme="dark"] .form-input:focus {
  border-color: var(--secondary-blue);
  background-color: var(--bg-white);
}

[data-theme="dark"] .form-input::placeholder {
  color: var(--text-light);
}

/* Footer en modo oscuro */
[data-theme="dark"] .footer-modern {
  background: linear-gradient(135deg, #1e293b 0%, #0f172a 100%);
}

/* WhatsApp en modo oscuro */
[data-theme="dark"] #whatsapp-chat {
  background-color: var(--bg-light);
  color: var(--text-dark);
}

/* Selectores en modo oscuro */
[data-theme="dark"] .language-selector button,
[data-theme="dark"] #theme-toggle {
  background-color: var(--bg-light);
  color: var(--text-dark);
}

[data-theme="dark"] .language-selector button:hover,
[data-theme="dark"] #theme-toggle:hover {
  background-color: #374151;
}

[data-theme="dark"] .language-dropdown {
  background-color: var(--bg-light);
  border-color: #374151;
}

[data-theme="dark"] .language-option {
  color: var(--text-dark);
}

[data-theme="dark"] .language-option:hover {
  background-color: #374151;
}

/* Animaciones */
@keyframes fadeInDown {
  from {
    opacity: 0;
    transform: translateY(-10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Iconos de tema */
#theme-icon,
#theme-icon-mobile {
  transition: transform 0.3s ease;
}

[data-theme="dark"] #theme-icon,
[data-theme="dark"] #theme-icon-mobile {
  transform: rotate(180deg);
}