/* ====== Estilos generales ====== */
:root {
  /* Colores principales (mantenidos) */
  --color-principal: #821937;  /* guinda / tinto */
  --color-oscuro: #111827;
  --color-claro: #f9fafb;
  --color-texto: #374151;
  --color-ia: #0030f5;
  --color-ia-light: #37ffcd;
  
  /* Colores adicionales modernos */
  --color-principal-light: #b42450;
  --color-principal-dark: #5a0f22;
  --color-accent: #f59e0b;
  --color-success: #10b981;
  --color-surface: #ffffff;
  --color-surface-alt: #f3f4f6;
  --color-border: #e5e7eb;
  --color-border-light: #f3f4f6;
  
  /* Espaciado moderno */
  --max-width: 1200px;
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
  --spacing-2xl: 4rem;
  
  /* Sombras modernas */
  --shadow-xs: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
  --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);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
  --shadow-suave: var(--shadow-lg);
  
  /* Radios modernos */
  --radius-sm: 8px;
  --radius: 12px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-xl: 32px;
  --radius-full: 9999px;
  
  /* Transiciones */
  --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base: 200ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 300ms cubic-bezier(0.4, 0, 0.2, 1);
}

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

h2 {
  margin-bottom: 16px;
}

body {
  font-family: "Microsoft YaHei", "微软雅黑", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  background: var(--color-claro);
  color: var(--color-texto);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  font-feature-settings: "kern" 1;
}

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

a {
  text-decoration: none;
  color: inherit;
}

section {
  padding: var(--spacing-2xl) var(--spacing-md);
  position: relative;
}

@media (max-width: 768px) {
  section {
    padding: var(--spacing-xl) var(--spacing-sm);
  }
}

.contenedor {
  max-width: var(--max-width);
  margin: 0 auto;
}

.titulo-seccion {
  font-size: clamp(1.875rem, 4vw, 2.5rem);
  font-weight: 800;
  text-align: center;
  margin-bottom: var(--spacing-lg);
  color: var(--color-oscuro);
  letter-spacing: -0.02em;
  line-height: 1.2;
}

.texto-centro {
  text-align: center;
  max-width: 1100px;
  margin: 0 auto 32px;
  color: #6b7280;
}

/* ====== Header / Navegación ====== */
header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255);
  border-bottom: 1px solid var(--color-border-light);
  box-shadow: var(--shadow-xs);
  transition: all var(--transition-base);
}

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

.nav {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-md) var(--spacing-lg);
  gap: var(--spacing-lg);
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  font-size: 1.2rem;
  color: var(--color-principal);
  letter-spacing: 0.04em;
}

.logo img {
  height: 50px;
  object-fit: cover;
  object-position: left;
  border-radius: 20%;
}

.nav-links {
  display: flex;
  gap: 20px;
  font-size: 0.95rem;
}

.nav-links a {
  position: relative;
  padding-bottom: 2px;
}

.nav-links a::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: -4px;
  width: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-principal), var(--color-principal-light));
  border-radius: var(--radius-full);
  transform: translateX(-50%);
  transition: width var(--transition-base);
}

.nav-links a:hover::after {
  width: 80%;
}

/* ====== Botones unificados ====== */
.btn-primario {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 24px;
  border-radius: var(--radius-full);
  border: none;
  background: linear-gradient(135deg, var(--color-principal) 0%, var(--color-principal-light) 100%);
  color: white;
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  box-shadow: var(--shadow-md);
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

.btn-primario::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 ease;
}

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

.btn-primario:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-xl);
}

.btn-primario-ia {
  background: linear-gradient(135deg, var(--color-ia) 0%, var(--color-ia-light) 100%);
  
}

.btn-link {
  background: none;
  border: none;
  color: var(--color-principal);
  font-weight: 500;
  font-size: 0.9rem;
  cursor: pointer;
  text-decoration: underline;
  padding: 0;
  transition: color 0.2s ease;
}

.btn-link:hover {
  color: var(--color-oscuro);
}

.btn-link-ia {
  color: var(--color-ia);
}

/* ====== Hero ====== */
.hero {
  padding-top: calc(var(--spacing-2xl) + 60px);
  padding-bottom: var(--spacing-2xl);
  background: linear-gradient(135deg, rgba(249, 250, 251, 0.5) 0%, rgba(255, 255, 255, 1) 50%, rgba(249, 250, 251, 0.3) 100%);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  top: -20%;
  right: -10%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(139, 21, 56, 0.08) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
  animation: float 20s ease-in-out infinite;
}

.hero::after {
  content: "";
  position: absolute;
  bottom: -10%;
  left: -5%;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(139, 21, 56, 0.08) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
  animation: float 15s ease-in-out infinite reverse;
}

@keyframes float {
  0%, 100% {
    transform: translate(0, 0) scale(1);
  }
  50% {
    transform: translate(30px, -30px) scale(1.1);
  }
}

.hero-content {
  text-align: center;
  max-width: 1000px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

.hero-titulo {
  font-size: clamp(2.25rem, 5vw, 3.5rem);
  font-weight: 900;
  color: var(--color-oscuro);
  margin-bottom: var(--spacing-md);
  line-height: 1.1;
  letter-spacing: -0.03em;
  background: linear-gradient(135deg, var(--color-oscuro) 0%, var(--color-principal) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: fadeInUp 0.8s ease-out;
}

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

.hero-subtitulo {
  font-size: clamp(1.125rem, 2vw, 1.375rem);
  color: #4b5563;
  margin-bottom: var(--spacing-xl);
  line-height: 1.7;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
  animation: fadeInUp 0.8s ease-out 0.2s both;
}

.hero-botones {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
  margin-bottom: 24px;
}

.hero-credentiales {
  font-size: 0.9rem;
  color: #6b7280;
  margin-bottom: 32px;
}

.hero-visual {
  display: flex;
  justify-content: center;
  gap: var(--spacing-md);
  flex-wrap: wrap;
  margin-top: var(--spacing-2xl);
  animation: fadeInUp 0.8s ease-out 0.4s both;
}

.hero-icon {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-lg);
  background: white;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  color: var(--color-principal);
  transition: all var(--transition-base);
  border: 1px solid var(--color-border-light);
  min-width: 120px;
}

.hero-icon:hover {
  transform: translateY(-8px) scale(1.05);
  box-shadow: var(--shadow-xl);
  border-color: var(--color-principal);
}

.hero-icon svg {
  color: var(--color-principal);
}

.hero-icon.icon-ia {
  color: var(--color-ia);
}

.hero-icon.icon-ia:hover {
  border-color: var(--color-ia);
}

.hero-icon.icon-ia svg {
  color: var(--color-ia);
}

.hero-icon span {
  font-size: 0.85rem;
  font-weight: 500;
}

/* ====== ¿Quiénes somos? ====== */
.quienes-somos {
  padding: var(--spacing-2xl) var(--spacing-md);
  background: var(--color-surface);
  position: relative;
}

.quienes-somos::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--color-border), transparent);
}

.quienes-somos-content {
  max-width: 900px;
  margin: 0 auto;
  font-size: clamp(1rem, 1.5vw, 1.125rem);
}

.quienes-somos-content p {
  margin-bottom: var(--spacing-md);
  color: #4b5563;
  line-height: 1.8;
}

.hero-resaltado {
  color: var(--color-principal);
}

/* ====== Beneficios rápidos ====== */
.beneficios {
  background: linear-gradient(135deg, var(--color-claro) 0%, var(--color-surface-alt) 100%);
  padding: var(--spacing-2xl) var(--spacing-md);
  position: relative;
}

.beneficios-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.beneficio-card {
  text-align: center;
  padding: var(--spacing-xl);
  background: var(--color-surface);
  border-radius: var(--radius-md);
  transition: all var(--transition-base);
  border: 1px solid var(--color-border-light);
  position: relative;
  overflow: hidden;
  cursor: pointer;
}

.beneficio-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--color-principal), var(--color-principal-light));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition-base);
}

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

.beneficio-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-xl);
  border-color: var(--color-principal);
}

.beneficio-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 80px;
  height: 80px;
  background: linear-gradient(135deg, rgba(139, 21, 56, 0.1) 0%, rgba(139, 21, 56, 0.05) 100%);
  border-radius: 50%;
  margin-bottom: var(--spacing-md);
  color: var(--color-principal);
  box-shadow: var(--shadow-md);
  transition: all var(--transition-base);
}

.beneficio-card:hover .beneficio-icon {
  transform: scale(1.1) rotate(5deg);
  box-shadow: var(--shadow-lg);
}

.beneficio-card-ia::before {
  background: linear-gradient(90deg, var(--color-ia), var(--color-ia-light));
}

.beneficio-card-ia .beneficio-icon {
  background: linear-gradient(135deg, rgba(0, 48, 245, 0.1) 0%, rgba(0, 48, 245, 0.05) 100%);
  color: var(--color-ia);
}

.beneficio-card-ia .beneficio-icon svg {
  color: var(--color-ia);
}

.beneficio-card h3 {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-oscuro);
  margin-bottom: 8px;
}

.beneficio-card p {
  font-size: 0.9rem;
  color: #4b5563;
  line-height: 1.6;
}

.beneficio-card-ia:hover {
  border-color: var(--color-ia);
}

.icon-ia {
  color: var(--color-ia);
}
.icon-ia svg {
  color: var(--color-ia);
}

/* ====== Método / Cómo trabajamos ====== */
.metodo {
  padding: var(--spacing-2xl) var(--spacing-md);
  background: var(--color-surface);
  position: relative;
}

.metodo-pasos {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 24px;
}

.paso {
  text-align: center;
  flex: 1;
  min-width: 120px;
}

.paso-numero {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-principal) 0%, var(--color-principal-light) 100%);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  font-weight: 800;
  margin: 0 auto var(--spacing-md);
  box-shadow: var(--shadow-lg);
  transition: all var(--transition-base);
}

.paso h3 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-oscuro);
}

.paso-flecha {
  font-size: 2rem;
  color: var(--color-principal);
  font-weight: 300;
}

.metodo-descripcion {
  text-align: center;
  color: #6b7280;
  font-size: 0.95rem;
  max-width: 600px;
  margin: 0 auto;
}

/* ====== Servicios ====== */
.servicios {
  padding: var(--spacing-2xl) var(--spacing-md);
  background: linear-gradient(135deg, var(--color-claro) 0%, var(--color-surface-alt) 100%);
  position: relative;
}

.servicios-filtros {
  display: flex;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 40px;
}

.filtro-btn {
  padding: 10px 18px;
  border-radius: 999px;
  border: 2px solid #e5e7eb;
  background: white;
  color: var(--color-texto);
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  transition: all 0.2s ease;
}

.filtro-btn:hover,
.filtro-btn.active {
  border-color: var(--color-principal);
  background: var(--color-principal);
  color: white;
  transform: translateY(-1px);
  box-shadow: var(--shadow-suave);
}

.servicios-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.btn-ia {
  color: var(--color-ia);
}
.btn-ia:hover,
.btn-ia.active {
  border-color: var(--color-ia);
  background: var(--color-ia);
}

.servicio-modulo {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  padding: var(--spacing-xl);
  box-shadow: var(--shadow-md);
  border: 2px solid var(--color-border-light);
  transition: all var(--transition-base);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
  position: relative;
  overflow: hidden;
}

.servicio-modulo::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--color-principal), var(--color-principal-light));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition-base);
}

.servicio-modulo:hover::before {
  transform: scaleX(1);
}

.servicio-modulo:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-xl);
  border-color: var(--color-principal);
}

.servicio-modulo-ia {
  background: var(--color-surface);
  color: var(--color-texto);
  border-color: var(--color-border-light);
}

.servicio-modulo-ia::before {
  background: linear-gradient(90deg, var(--color-ia), var(--color-ia-light));
}

.servicio-modulo-ia:hover {
  border-color: var(--color-ia);
}

.servicio-modulo-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 12px;
}

.servicio-modulo-header h3 {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--color-oscuro);
  flex: 1;
}

.servicio-modulo-ia .servicio-modulo-header h3 {
  color: var(--color-oscuro);
}

.servicio-etiqueta {
  display: inline-block;
  padding: 4px 12px;
  border-radius: 999px;
  font-size: 0.75rem;
  background: rgba(139, 21, 56, 0.08);
  color: var(--color-principal);
  font-weight: 600;
  white-space: nowrap;
}

.servicio-etiqueta-ia {
  background: rgba(0, 48, 245, 0.08);
  color: var(--color-ia);
}

.servicio-modulo-content {
  flex: 1;
}

.servicio-modulo-content h4 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-oscuro);
  margin-bottom: 12px;
}

.servicio-modulo-ia .servicio-modulo-content h4 {
  color: var(--color-oscuro);
}

.servicio-lista {
  list-style: none;
  margin-bottom: 12px;
}

.servicio-lista li {
  padding-left: 20px;
  position: relative;
  margin-bottom: 8px;
  font-size: 0.9rem;
  color: #4b5563;
  line-height: 1.6;
}

.servicio-modulo-ia .servicio-lista li {
  color: #4b5563;
}

.servicio-lista li::before {
  content: "●";
  position: absolute;
  left: 0;
  color: var(--color-principal);
  font-size: 0.7rem;
}

.servicio-modulo-ia .servicio-lista li::before {
  color: var(--color-ia);
}

.iso-normas {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 12px;
}

.iso-normas span {
  padding: 4px 10px;
  border-radius: 6px;
  background: rgba(139, 21, 56, 0.1);
  color: var(--color-principal);
  font-size: 0.8rem;
  font-weight: 600;
}

.servicio-duracion {
  font-size: 0.85rem;
  color: #6b7280;
  font-style: italic;
  margin-top: 8px;
}

.servicio-nota {
  font-size: 0.85rem;
  color: #6b7280;
  font-style: italic;
  margin-top: 8px;
  padding: 8px;
  background: rgba(0, 48, 245, 0.08);
  border-radius: 8px;
  border-left: 3px solid var(--color-ia);
}

.servicio-modulo-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  align-items: center;
}

/* ====== Confianza ====== */
.confianza {
  padding: var(--spacing-2xl) var(--spacing-md);
  background: var(--color-surface);
  text-align: center;
  position: relative;
}

.confianza::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--color-border), transparent);
}

.confianza-content h2 {
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--color-oscuro);
  margin-bottom: 16px;
}

.confianza-content p {
  font-size: 1.1rem;
  color: #4b5563;
  max-width: 800px;
  margin: 0 auto;
  margin-bottom: 3%;
  line-height: 1.8;
}

/* ====== Clientes / Gallery ====== */
.clientes-gallery {
  overflow: hidden;
  position: relative;
  width: 100%;
  margin: 32px 0 0 0;
  padding: 20px 0;
}

.clientes-gallery::before,
.clientes-gallery::after {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  width: 100px;
  z-index: 10;
  pointer-events: none;
}

.clientes-gallery::before {
  left: 0;
  background: linear-gradient(to right, var(--color-claro), transparent);
}

.clientes-gallery::after {
  right: 0;
  background: linear-gradient(to left, var(--color-claro), transparent);
}

.clientes-track {
  display: flex;
  gap: 40px;
  animation: scroll-clientes 30s linear infinite;
  width: fit-content;
  height: fit-content;
  padding-bottom: 20px;
}

@keyframes scroll-clientes {
  0% {
    transform: translateX(0);
  }
  100% {
    transform: translateX(-50.5%);
  }
}

.cliente-logo {
  flex-shrink: 0;
  width: 200px;
  height: 106px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-surface);
  border-radius: var(--radius);
  padding: var(--spacing-md);
  box-shadow: var(--shadow-md);
  transition: all var(--transition-base);
  border: 1px solid var(--color-border-light);
}

.cliente-logo:hover {
  transform: translateY(-8px) scale(1.02);
  box-shadow: var(--shadow-xl);
}

.cliente-logo img {
  max-width: 100%;
  max-height: 100%;
  width: auto;
  height: auto;
  object-fit: contain;
  filter: grayscale(100%);
  opacity: 0.6;
  transition: filter 0.3s ease, opacity 0.3s ease;
}

.cliente-logo:hover img {
  filter: grayscale(0%);
  opacity: 1;
}

/* ====== CTA ====== */
.cta {
  padding: var(--spacing-2xl) var(--spacing-md);
  background: linear-gradient(135deg, var(--color-principal) 0%, var(--color-principal-dark) 100%);
  color: white;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta::before {
  content: "";
  position: absolute;
  top: -50%;
  right: -10%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
  animation: float 20s ease-in-out infinite;
}

.cta h2 {
  font-size: clamp(1.875rem, 4vw, 2.5rem);
  font-weight: 800;
  margin-bottom: var(--spacing-md);
  color: white;
  position: relative;
  z-index: 1;
}

.cta p {
  font-size: 1.1rem;
  margin-bottom: 32px;
  opacity: 0.95;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

.cta-botones {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
}

.cta .btn-primario {
  background: white;
  color: var(--color-principal);
}

.cta .btn-primario:hover {
  background: var(--color-claro);
  transform: translateY(-1px);
  box-shadow: 0 16px 35px rgba(0, 0, 0, 0.12);
}

/* ====== FAQ ====== */
.faq {
  padding: var(--spacing-2xl) var(--spacing-md);
  background: linear-gradient(135deg, var(--color-claro) 0%, var(--color-surface-alt) 100%);
  position: relative;
}

.faq-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 32px;
}

.faq-categoria h3 {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--color-oscuro);
  margin-bottom: 16px;
  padding-bottom: 8px;
  border-bottom: 2px solid var(--color-principal);
}

.faq-item {
  margin-bottom: 12px;
}

.faq-pregunta {
  width: 100%;
  text-align: left;
  padding: var(--spacing-md) var(--spacing-lg);
  background: var(--color-surface);
  border: 2px solid var(--color-border-light);
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--color-oscuro);
  cursor: pointer;
  transition: all var(--transition-base);
}

.faq-pregunta:hover {
  background: var(--color-claro);
  border-color: var(--color-principal);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.faq-pregunta.active {
  background: linear-gradient(135deg, var(--color-principal) 0%, var(--color-principal-light) 100%);
  color: white;
  border-color: var(--color-principal);
  box-shadow: var(--shadow-lg);
}

.faq-respuesta {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
  padding: 0 16px;
}

.faq-respuesta.active {
  max-height: 500px;
  padding: 12px 16px;
}

.faq-respuesta p {
  font-size: 0.9rem;
  color: #4b5563;
  line-height: 1.6;
  margin: 0;
}

.faq-actions {
  display: flex;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}

/* ====== Contacto ====== */
.contacto {
  padding: var(--spacing-2xl) var(--spacing-md);
  background: var(--color-surface);
  position: relative;
}

.contacto-grid {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 32px;
  align-items: flex-start;
}

.contacto-form {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  padding: var(--spacing-xl);
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--color-border-light);
}

.campo {
  margin-bottom: 16px;
}

.campo label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 6px;
  color: var(--color-oscuro);
}

.campo input,
.campo textarea,
.campo select {
  width: 100%;
  border-radius: var(--radius);
  border: 2px solid var(--color-border);
  padding: 12px 16px;
  font-size: 0.95rem;
  font-family: inherit;
  resize: vertical;
  transition: all var(--transition-base);
  background: var(--color-surface);
}

.campo input:focus,
.campo textarea:focus,
.campo select:focus {
  outline: none;
  border-color: var(--color-principal);
  box-shadow: 0 0 0 3px rgba(139, 21, 56, 0.1);
  transform: translateY(-1px);
}

.checkbox-label {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: normal;
  cursor: pointer;
}

.checkbox-label input[type="checkbox"] {
  width: auto;
  cursor: pointer;
}

.contacto-info {
  font-size: 0.95rem;
  color: #4b5563;
}

.contacto-info h3 {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--color-oscuro);
  margin-bottom: 20px;
  margin-top: 36px;
}

.contacto-datos {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.contacto-dato {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.contacto-dato strong {
  color: var(--color-oscuro);
  font-size: 0.9rem;
}

.contacto-dato span {
  color: #4b5563;
  font-size: 0.95rem;
}

.hero-mini {
  font-size: 0.85rem;
  color: #6b7280;
}

/* ====== Footer ====== */
footer {
  border-top: 1px solid #e5e7eb;
  padding: 14px 16px 20px;
  font-size: 0.8rem;
  color: #9ca3af;
}

.footer-contenido {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 10px;
  align-items: center;
}

/* ====== Responsivo ====== */
@media (max-width: 900px) {
  .nav-links {
    display: none;
  }

  .beneficios-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .servicios-grid {
    grid-template-columns: 1fr;
  }

  .faq-grid {
    grid-template-columns: 1fr;
  }

  .contacto-grid {
    grid-template-columns: 1fr;
  }

  .metodo-pasos {
    flex-direction: column;
  }

  .paso-flecha {
    transform: rotate(90deg);
  }

  .hero-visual {
    gap: 16px;
  }

  .servicios-filtros {
    justify-content: flex-start;
    overflow-x: auto;
    padding-bottom: 8px;
  }
}

@media (max-width: 600px) {
  .beneficios-grid {
    grid-template-columns: 1fr;
  }

  .hero {
    padding-top: 30px;
  }

  .footer-contenido {
    flex-direction: column;
    align-items: flex-start;
  }

  .cliente-logo {
    width: 120px;
    height: 60px;
    padding: 10px;
  }

  .clientes-track {
    gap: 24px;
  }

  .cta h2 {
    font-size: 1.5rem;
  }

  .cta p {
    font-size: 1rem;
  }
}