/* ==================== VARIABLES CSS ==================== */
:root {
  --color-kodevia-principal: #0047ab;
  --color-kodevia-texto-oscuro: #36454f;
  --color-kodevia-fondo-claro: #ffffff;
  --font-principal: "Roboto", sans-serif;
  --transicion-suave: all 0.3s ease;
}

/* ==================== RESET Y ESTILOS BASE ==================== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px; /* Compensar altura del header sticky */
}

body {
  font-family: var(--font-principal);
  color: var(--color-kodevia-texto-oscuro);
  background-color: var(--color-kodevia-fondo-claro);
  line-height: 1.6;
}

/* Fix scroll offset para navegación con header sticky */
section {
  scroll-margin-top: 80px;
}

/* ==================== HEADER Y NAVEGACIÓN ==================== */
header {
  background-color: var(--color-kodevia-fondo-claro);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  position: sticky;
  top: 0;
  z-index: 1000;
}

nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 5%;
  max-width: 1400px;
  margin: 0 auto;
}

.logo-container {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.logo-container img {
  height: 40px;
  width: auto;
}

.logo-container h1 {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-kodevia-principal);
}

.nav-links {
  display: flex;
  list-style: none;
  gap: 2rem;
}

.nav-links a {
  text-decoration: none;
  color: var(--color-kodevia-texto-oscuro);
  font-weight: 500;
  transition: var(--transicion-suave);
  position: relative;
}

.nav-links a::after {
  content: "";
  position: absolute;
  width: 0;
  height: 2px;
  bottom: -5px;
  left: 0;
  background-color: var(--color-kodevia-principal);
  transition: var(--transicion-suave);
}

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

/* Menú Hamburguesa */
.menu-toggle {
  display: none;
  flex-direction: column;
  cursor: pointer;
  gap: 5px;
}

.menu-toggle span {
  width: 28px;
  height: 3px;
  background-color: var(--color-kodevia-principal);
  transition: var(--transicion-suave);
}

.menu-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(8px, 8px);
}

.menu-toggle.active span:nth-child(2) {
  opacity: 0;
}

.menu-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(7px, -7px);
}

/* ==================== SECCIÓN HERO ==================== */
#inicio {
  min-height: 90vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem 5%;
  position: relative;
  overflow: hidden;
}

/* Slideshow de imágenes de fondo */
.hero-slideshow {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
}

.hero-slide {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  opacity: 0;
  transition: opacity 1.5s ease-in-out;
}

.hero-slide.active {
  opacity: 1;
}

/* Overlay oscuro para mejorar legibilidad del texto */
.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    135deg,
    rgba(0, 71, 171, 0.7) 0%,
    rgba(0, 0, 0, 0.5) 100%
  );
  z-index: 2;
}

.hero-content {
  max-width: 900px;
  text-align: center;
  position: relative;
  z-index: 3;
}

.hero-content h2 {
  font-size: 3rem;
  font-weight: 700;
  color: var(--color-kodevia-fondo-claro);
  margin-bottom: 1.5rem;
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.hero-content p {
  font-size: 1.25rem;
  margin-bottom: 2.5rem;
  line-height: 1.8;
  color: var(--color-kodevia-fondo-claro);
  text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.3);
}

.cta-buttons {
  display: flex;
  gap: 1.5rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 1.5rem;
}

.btn-primary,
.btn-secondary {
  padding: 0.9rem 2rem;
  font-size: 1rem;
  font-weight: 500;
  border: none;
  border-radius: 5px;
  cursor: pointer;
  transition: var(--transicion-suave);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.btn-primary {
  background-color: var(--color-kodevia-principal);
  color: var(--color-kodevia-fondo-claro);
  box-shadow: 0 4px 15px rgba(0, 71, 171, 0.3);
}

.btn-primary:hover {
  background-color: #003580;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 71, 171, 0.4);
}

.btn-secondary {
  background-color: transparent;
  color: var(--color-kodevia-principal);
  border: 2px solid var(--color-kodevia-principal);
}

.btn-secondary:hover {
  background-color: var(--color-kodevia-principal);
  color: var(--color-kodevia-fondo-claro);
}

.hero-guarantee {
  font-size: 0.95rem;
  color: var(--color-kodevia-fondo-claro);
  text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.3);
  margin: 0;
  opacity: 0.95;
  font-weight: 500;
}

/* ==================== SECCIÓN STACK TECNOLÓGICO ==================== */
#stack {
  padding: 5rem 5%;
  max-width: 1400px;
  margin: 0 auto;
}

.section-title {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--color-kodevia-principal);
  text-align: center;
  margin-bottom: 3rem;
}

.tech-groups {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
  margin-bottom: 3rem;
}

.tech-group {
  position: relative;
  background-color: var(--color-kodevia-fondo-claro);
  padding: 2rem;
  border-radius: 15px;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.1);
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  overflow: hidden;
  cursor: pointer;
  min-height: 120px;
}

/* Imagen de fondo con blur */
.tech-group-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-size: cover;
  background-position: center;
  filter: blur(1.5px);
  opacity: 0.7;
  transition: all 0.4s ease;
  z-index: 1;
}

.tech-group::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    135deg,
    rgba(255, 255, 255, 0.45) 0%,
    rgba(255, 255, 255, 0.35) 100%
  );
  z-index: 2;
  transition: all 0.4s ease;
}

/* Header de la tarjeta */
.tech-group-header {
  position: relative;
  z-index: 3;
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0;
  transition: margin-bottom 0.4s ease;
}

.tech-group h3 {
  font-size: 1.5rem;
  color: var(--color-kodevia-principal);
  font-weight: 700;
  margin: 0;
  text-shadow: 1px 1px 2px rgba(255, 255, 255, 0.8);
}

/* Icono de expansión */
.tech-expand-icon {
  font-size: 1.2rem;
  color: var(--color-kodevia-principal);
  transition: transform 0.4s ease;
  opacity: 0.7;
}

/* Tags ocultos por defecto */
.tech-tags {
  position: relative;
  z-index: 3;
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  max-height: 0;
  opacity: 0;
  overflow: hidden;
  transition: all 0.4s ease;
  margin-top: 0;
}

.tech-tag {
  background-color: var(--color-kodevia-principal);
  color: var(--color-kodevia-fondo-claro);
  padding: 0.6rem 1.2rem;
  border-radius: 25px;
  font-size: 0.9rem;
  font-weight: 600;
  box-shadow: 0 2px 8px rgba(0, 71, 171, 0.2);
  transition: all 0.3s ease;
}

.tech-tag:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 71, 171, 0.3);
}

/* Estado hover en desktop */
@media (hover: hover) {
  .tech-group:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: 0 12px 30px rgba(0, 71, 171, 0.15);
  }

  .tech-group:hover .tech-group-bg {
    filter: blur(2px);
    opacity: 0.85;
  }

  .tech-group:hover::before {
    background: linear-gradient(
      135deg,
      rgba(255, 255, 255, 0.5) 0%,
      rgba(255, 255, 255, 0.4) 100%
    );
  }

  .tech-group:hover .tech-group-header {
    margin-bottom: 1.5rem;
  }

  .tech-group:hover .tech-expand-icon {
    transform: rotate(180deg);
    opacity: 1;
  }

  .tech-group:hover .tech-tags {
    max-height: 500px;
    opacity: 1;
    margin-top: 0.5rem;
  }
}

/* Estado expandido con click (mobile y desktop) */
.tech-group.expanded {
  transform: translateY(-8px) scale(1.02);
  box-shadow: 0 12px 30px rgba(0, 71, 171, 0.15);
}

.tech-group.expanded .tech-group-bg {
  filter: blur(2px);
  opacity: 0.85;
}

.tech-group.expanded::before {
  background: linear-gradient(
    135deg,
    rgba(255, 255, 255, 0.5) 0%,
    rgba(255, 255, 255, 0.4) 100%
  );
}

.tech-group.expanded .tech-group-header {
  margin-bottom: 1.5rem;
}

.tech-group.expanded .tech-expand-icon {
  transform: rotate(180deg);
  opacity: 1;
}

.tech-group.expanded .tech-tags {
  max-height: 500px;
  opacity: 1;
  margin-top: 0.5rem;
}

.about-text {
  max-width: 900px;
  margin: 0 auto;
  padding: 2rem;
  background-color: #f8f9fa;
  border-radius: 10px;
  text-align: center;
  line-height: 1.8;
}

.about-profile {
  display: flex;
  align-items: flex-start;
  gap: 2.5rem;
  margin-bottom: 1.5rem;
  text-align: left;
}

.profile-photo {
  width: 180px;
  height: 180px;
  border-radius: 50%;
  object-fit: cover;
  flex-shrink: 0;
  box-shadow: 0 8px 25px rgba(0, 71, 171, 0.2);
  border: 5px solid white;
}

.profile-intro {
  flex: 1;
}

.profile-intro p {
  margin: 0;
}

.about-logo {
  text-align: center;
  margin-top: 2rem;
}

.about-logo img {
  max-width: 300px;
  width: 100%;
  height: auto;
}

/* ==================== SECCIÓN CV ==================== */
#cv {
  padding: 5rem 5%;
  max-width: 1000px;
  margin: 0 auto;
  text-align: center;
}

.cv-description {
  font-size: 1.1rem;
  color: var(--color-kodevia-texto-oscuro);
  max-width: 700px;
  margin: 0 auto 3rem auto;
  line-height: 1.8;
}

.cv-buttons {
  display: flex;
  gap: 2rem;
  justify-content: center;
  flex-wrap: wrap;
}

.btn-cv {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  padding: 1.2rem 2.5rem;
  font-size: 1.1rem;
  font-weight: 600;
  border-radius: 8px;
  text-decoration: none;
  transition: var(--transicion-suave);
  box-shadow: 0 4px 15px rgba(0, 71, 171, 0.2);
  cursor: pointer;
}

.btn-cv svg {
  flex-shrink: 0;
}

.btn-cv-spanish {
  background-color: var(--color-kodevia-principal);
  color: var(--color-kodevia-fondo-claro);
}

.btn-cv-spanish:hover {
  background-color: #003580;
  transform: translateY(-3px);
  box-shadow: 0 6px 20px rgba(0, 71, 171, 0.3);
}

.btn-cv-english {
  background-color: transparent;
  color: var(--color-kodevia-principal);
  border: 2px solid var(--color-kodevia-principal);
}

.btn-cv-english:hover {
  background-color: var(--color-kodevia-principal);
  color: var(--color-kodevia-fondo-claro);
  transform: translateY(-3px);
  box-shadow: 0 6px 20px rgba(0, 71, 171, 0.3);
}

/* ==================== SECCIÓN SERVICIOS ==================== */
#servicios {
  padding: 5rem 5%;
  background-color: #ffffff;
}

.servicios-container {
  max-width: 1400px;
  margin: 0 auto;
}

.servicios-subtitle {
  text-align: center;
  font-size: 1.15rem;
  color: var(--color-kodevia-texto-oscuro);
  max-width: 700px;
  margin: 0 auto 4rem auto;
  line-height: 1.8;
}

.servicios-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2.5rem;
  margin-bottom: 3rem;
}

.servicio-card {
  background: #ffffff;
  border: 2px solid #e8e8e8;
  border-radius: 15px;
  padding: 2.5rem;
  transition: all 0.4s ease;
  position: relative;
  display: flex;
  flex-direction: column;
}

.servicio-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 12px 35px rgba(0, 71, 171, 0.15);
  border-color: var(--color-kodevia-principal);
}

/* Card destacada (más elegido) */
.servicio-card.destacado {
  border: 3px solid var(--color-kodevia-principal);
  box-shadow: 0 8px 25px rgba(0, 71, 171, 0.12);
  transform: scale(1.02);
}

.servicio-card.destacado:hover {
  transform: translateY(-8px) scale(1.02);
  box-shadow: 0 15px 40px rgba(0, 71, 171, 0.2);
}

/* Ribbon "Más elegido" */
.servicio-ribbon {
  position: absolute;
  top: 20px;
  right: -5px;
  background: linear-gradient(135deg, var(--color-kodevia-principal), #0066cc);
  color: white;
  padding: 0.5rem 1.2rem;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.5px;
  box-shadow: 0 4px 10px rgba(0, 71, 171, 0.3);
}

.servicio-ribbon::before {
  content: "";
  position: absolute;
  bottom: -5px;
  right: 0;
  width: 0;
  height: 0;
  border-left: 5px solid transparent;
  border-right: 5px solid #003580;
  border-bottom: 5px solid transparent;
}

.servicio-header {
  text-align: center;
  margin-bottom: 1.5rem;
}

.servicio-header h3 {
  font-size: 1.6rem;
  color: var(--color-kodevia-texto-oscuro);
  margin-bottom: 0.5rem;
}

.servicio-badge {
  display: inline-block;
  background-color: #f0f8ff;
  color: var(--color-kodevia-principal);
  padding: 0.3rem 0.8rem;
  border-radius: 20px;
  font-size: 0.85rem;
  font-weight: 600;
}

.servicio-precio {
  text-align: center;
  margin-bottom: 2rem;
  padding-bottom: 2rem;
  border-bottom: 2px solid #f0f0f0;
}

.precio-monto {
  display: block;
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--color-kodevia-principal);
  line-height: 1.2;
}

.precio-periodo {
  display: block;
  font-size: 0.95rem;
  color: #595959;
  margin-top: 0.3rem;
}

.servicio-features {
  list-style: none;
  margin-bottom: 2rem;
  flex-grow: 1;
}

.servicio-features li {
  padding: 0.7rem 0;
  color: var(--color-kodevia-texto-oscuro);
  font-size: 0.95rem;
  line-height: 1.6;
  border-bottom: 1px solid #f5f5f5;
}

.servicio-features li:last-child {
  border-bottom: none;
}

.servicio-tiempo {
  text-align: center;
  padding: 1rem;
  background-color: #f8f9fa;
  border-radius: 8px;
  margin-bottom: 1.5rem;
  font-size: 0.95rem;
  color: var(--color-kodevia-texto-oscuro);
}

.servicio-tiempo strong {
  color: var(--color-kodevia-principal);
}

.btn-servicio {
  display: block;
  width: 100%;
  padding: 1rem 2rem;
  background-color: var(--color-kodevia-principal);
  color: white;
  text-align: center;
  text-decoration: none;
  border-radius: 8px;
  font-weight: 600;
  font-size: 1rem;
  transition: all 0.3s ease;
  border: none;
  cursor: pointer;
}

.btn-servicio:hover {
  background-color: #003580;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 71, 171, 0.3);
}

.servicio-card.destacado .btn-servicio {
  background: linear-gradient(135deg, var(--color-kodevia-principal), #0066cc);
  box-shadow: 0 4px 15px rgba(0, 71, 171, 0.2);
}

.servicio-card.destacado .btn-servicio:hover {
  background: linear-gradient(135deg, #003580, #0047ab);
  box-shadow: 0 6px 20px rgba(0, 71, 171, 0.35);
}

.servicios-nota {
  background-color: #fff8e6;
  border-left: 4px solid #ffc107;
  padding: 1.5rem 2rem;
  border-radius: 8px;
  margin-top: 2rem;
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
}

.servicios-nota p {
  margin: 0;
  color: var(--color-kodevia-texto-oscuro);
  line-height: 1.7;
  font-size: 0.95rem;
}

/* ==================== SECCIÓN TESTIMONIOS ==================== */
#testimonios {
  padding: 5rem 5%;
  background-color: #f8f9fa;
}

.testimonios-container {
  max-width: 1400px;
  margin: 0 auto;
}

.testimonios-subtitle {
  text-align: center;
  font-size: 1.1rem;
  color: var(--color-kodevia-texto-oscuro);
  max-width: 700px;
  margin: -1rem auto 3rem auto;
  line-height: 1.8;
}

.testimonios-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2.5rem;
  margin-top: 3rem;
}

.testimonio-card {
  background-color: var(--color-kodevia-fondo-claro);
  border-radius: 15px;
  padding: 2.5rem;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
  transition: var(--transicion-suave);
  position: relative;
}

.testimonio-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 8px 25px rgba(0, 71, 171, 0.15);
}

.testimonio-rating {
  font-size: 1.5rem;
  color: #ffb800;
  margin-bottom: 1.5rem;
  letter-spacing: 2px;
}

.testimonio-texto {
  font-size: 1rem;
  line-height: 1.8;
  color: var(--color-kodevia-texto-oscuro);
  margin-bottom: 2rem;
  font-style: italic;
  position: relative;
}

.testimonio-texto::before {
  content: '"';
  font-size: 4rem;
  color: var(--color-kodevia-principal);
  opacity: 0.15;
  position: absolute;
  top: -20px;
  left: -10px;
  font-family: Georgia, serif;
}

.testimonio-autor {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding-top: 1.5rem;
  border-top: 2px solid #e0e0e0;
}

.testimonio-info {
  text-align: right;
  flex: 1;
}

.testimonio-avatar {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: linear-gradient(
    135deg,
    var(--color-kodevia-principal) 0%,
    #0066cc 100%
  );
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.testimonio-avatar span {
  color: white;
  font-weight: 700;
  font-size: 1.2rem;
  letter-spacing: 1px;
}

.testimonio-info h4,
.testimonio-nombre {
  font-size: 1.1rem;
  color: var(--color-kodevia-principal);
  margin-bottom: 0.25rem;
  font-weight: 600;
}

.testimonio-info p {
  font-size: 0.9rem;
  color: #666;
  margin: 0;
}

/* ==================== SECCIÓN CÓMO TRABAJO (PROCESO) ==================== */
#proceso {
  padding: 5rem 5%;
  background-color: #ffffff;
}

.proceso-container {
  max-width: 1200px;
  margin: 0 auto;
}

.proceso-subtitle {
  text-align: center;
  font-size: 1.15rem;
  color: var(--color-kodevia-texto-oscuro);
  max-width: 700px;
  margin: 0 auto 4rem auto;
  line-height: 1.8;
}

.proceso-timeline {
  position: relative;
  padding-left: 0;
}

/* Línea vertical conectora en desktop */
@media (min-width: 769px) {
  .proceso-timeline::before {
    content: "";
    position: absolute;
    left: 50px;
    top: 0;
    bottom: 0;
    width: 3px;
    background: linear-gradient(
      180deg,
      var(--color-kodevia-principal) 0%,
      #0066cc 50%,
      var(--color-kodevia-principal) 100%
    );
  }
}

.proceso-step {
  display: flex;
  gap: 2.5rem;
  margin-bottom: 3rem;
  position: relative;
}

.proceso-numero {
  flex-shrink: 0;
  width: 100px;
  height: 100px;
  background: linear-gradient(135deg, var(--color-kodevia-principal), #0066cc);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 20px rgba(0, 71, 171, 0.25);
  position: relative;
  z-index: 2;
  transition: all 0.3s ease;
}

.proceso-step:hover .proceso-numero {
  transform: scale(1.1);
  box-shadow: 0 12px 30px rgba(0, 71, 171, 0.35);
}

.proceso-numero span {
  font-size: 2rem;
  font-weight: 700;
  color: white;
}

.proceso-contenido {
  flex-grow: 1;
  background-color: #f8f9fa;
  padding: 2rem 2.5rem;
  border-radius: 12px;
  border-left: 4px solid var(--color-kodevia-principal);
  transition: all 0.3s ease;
}

.proceso-step:hover .proceso-contenido {
  background-color: #ffffff;
  box-shadow: 0 8px 25px rgba(0, 71, 171, 0.1);
  transform: translateX(8px);
}

.proceso-contenido h3 {
  color: var(--color-kodevia-principal);
  font-size: 1.5rem;
  margin-bottom: 1rem;
  font-weight: 600;
}

.proceso-contenido p {
  color: var(--color-kodevia-texto-oscuro);
  line-height: 1.7;
  margin-bottom: 1.5rem;
  font-size: 1rem;
}

.proceso-detalles {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.proceso-tag {
  display: inline-block;
  background-color: white;
  color: var(--color-kodevia-texto-oscuro);
  padding: 0.5rem 1rem;
  border-radius: 20px;
  font-size: 0.875rem;
  font-weight: 500;
  border: 1px solid #e0e0e0;
  transition: all 0.2s ease;
}

.proceso-tag:hover {
  border-color: var(--color-kodevia-principal);
  background-color: #f0f8ff;
}

/* ==================== SECCIÓN PROYECTOS ==================== */
#proyectos {
  padding: 5rem 5%;
  background-color: var(--color-kodevia-fondo-claro);
}

.proyectos-container {
  max-width: 1400px;
  margin: 0 auto;
}

.proyectos-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2.5rem;
  margin-top: 3rem;
}

.proyecto-card {
  background-color: var(--color-kodevia-fondo-claro);
  border-radius: 10px;
  padding: 0;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
  transition: var(--transicion-suave);
  overflow: hidden;
}

.proyecto-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.proyecto-imagen {
  position: relative;
  width: 100%;
  height: 220px;
  overflow: hidden;
}

.proyecto-imagen img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.proyecto-card:hover .proyecto-imagen img {
  transform: scale(1.08);
}

.proyecto-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(
    180deg,
    rgba(0, 0, 0, 0) 0%,
    rgba(0, 0, 0, 0.6) 100%
  );
  display: flex;
  align-items: flex-end;
  padding: 1.5rem;
}

.proyecto-label {
  background-color: rgba(0, 71, 171, 0.95);
  color: white;
  padding: 0.5rem 1rem;
  border-radius: 5px;
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.proyecto-card > * {
  padding-left: 2rem;
  padding-right: 2rem;
}

.proyecto-card > .proyecto-imagen {
  padding: 0;
}

.proyecto-card h3 {
  padding-top: 1.5rem;
}

.proyecto-resultado {
  background-color: #f0f8ff;
  padding: 0.75rem 1rem !important;
  border-left: 4px solid var(--color-kodevia-principal);
  font-size: 0.95rem;
  margin: 1rem 2rem !important;
  border-radius: 5px;
}

.proyecto-card h3 {
  font-size: 1.5rem;
  color: var(--color-kodevia-principal);
  margin-bottom: 1rem;
  font-weight: 600;
}

.proyecto-card p {
  margin-bottom: 1.5rem;
  line-height: 1.7;
}

.proyecto-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1.5rem;
}

.proyecto-tag {
  background-color: var(--color-kodevia-principal);
  color: var(--color-kodevia-fondo-claro);
  padding: 0.4rem 0.9rem;
  border-radius: 15px;
  font-size: 0.85rem;
  font-weight: 500;
}

.btn-github {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  flex: 0 0 calc(50% - 8px);
  width: calc(50% - 8px);
  padding: 14px 24px;
  background-color: #24292e;
  color: var(--color-kodevia-fondo-claro);
  text-decoration: none;
  border-radius: 8px;
  font-size: 0.95rem;
  font-weight: 600;
  transition: var(--transicion-suave);
  box-shadow: 0 2px 8px rgba(36, 41, 46, 0.2);
  text-align: center;
  white-space: nowrap;
  min-height: 52px;
}

.btn-github svg {
  flex-shrink: 0;
}

.btn-github:hover {
  background-color: #1a1e22;
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(36, 41, 46, 0.3);
}

/* ==================== SECCIÓN FAQ ==================== */
#faq {
  padding: 5rem 5%;
  background-color: #f8f9fa;
}

.faq-container {
  max-width: 1000px;
  margin: 0 auto;
}

.faq-subtitle {
  text-align: center;
  font-size: 1.15rem;
  color: var(--color-kodevia-texto-oscuro);
  max-width: 700px;
  margin: 0 auto 4rem auto;
  line-height: 1.8;
}

.faq-grid {
  display: grid;
  gap: 1.5rem;
}

.faq-item {
  background-color: white;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
  transition: all 0.3s ease;
}

.faq-item:hover {
  box-shadow: 0 6px 20px rgba(0, 71, 171, 0.1);
}

.faq-question {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.5rem 2rem;
  background-color: white;
  border: none;
  cursor: pointer;
  text-align: left;
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--color-kodevia-texto-oscuro);
  transition: all 0.3s ease;
}

.faq-question:hover {
  color: var(--color-kodevia-principal);
}

.faq-question span:first-child {
  flex-grow: 1;
  padding-right: 1rem;
}

.faq-icon {
  flex-shrink: 0;
  width: 30px;
  height: 30px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--color-kodevia-principal);
  color: white;
  border-radius: 50%;
  font-size: 1.5rem;
  font-weight: 300;
  transition: all 0.3s ease;
}

.faq-item.active .faq-icon {
  transform: rotate(45deg);
  background-color: #003580;
}

.faq-item.active .faq-question {
  color: var(--color-kodevia-principal);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease, padding 0.4s ease;
}

.faq-item.active .faq-answer {
  max-height: 500px;
  padding: 0 2rem 1.5rem 2rem;
}

.faq-answer p {
  color: var(--color-kodevia-texto-oscuro);
  line-height: 1.8;
  font-size: 1rem;
  margin: 0;
}

.faq-answer strong {
  color: var(--color-kodevia-principal);
}

/* ==================== SECCIÓN CONTACTO ==================== */
#contacto {
  padding: 5rem 5%;
  background-color: #ffffff;
}

.contacto-intro {
  text-align: center;
  margin-bottom: 3rem;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.contacto-descripcion {
  font-size: 1.15rem;
  color: var(--color-kodevia-texto-oscuro);
  line-height: 1.8;
  margin-top: 1rem;
}

.contacto-contenedor {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 4rem;
  max-width: 1400px;
  margin: 0 auto;
}

/* Columna izquierda - Beneficios */
.contacto-beneficios {
  background-color: #f8f9fa;
  padding: 2.5rem;
  border-radius: 15px;
  height: fit-content;
}

.contacto-beneficios h3 {
  color: var(--color-kodevia-principal);
  font-size: 1.4rem;
  margin-bottom: 1.5rem;
}

.contacto-beneficios ul {
  list-style: none;
  margin-bottom: 2.5rem;
}

.contacto-beneficios li {
  padding: 1rem 0;
  border-bottom: 1px solid #e0e0e0;
  display: flex;
  align-items: flex-start;
  gap: 1rem;
}

.contacto-beneficios li:last-child {
  border-bottom: none;
}

.beneficio-icono {
  flex-shrink: 0;
  width: 28px;
  height: 28px;
  background-color: var(--color-kodevia-principal);
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1rem;
}

.contacto-beneficios strong {
  color: var(--color-kodevia-principal);
}

.contacto-directo {
  background-color: white;
  padding: 1.5rem;
  border-radius: 10px;
  border: 2px solid var(--color-kodevia-principal);
}

.contacto-directo h4 {
  color: var(--color-kodevia-texto-oscuro);
  font-size: 1.1rem;
  margin-bottom: 1rem;
}

.contacto-directo p {
  margin: 0.75rem 0;
  font-size: 0.95rem;
}

.contacto-directo a {
  color: var(--color-kodevia-principal);
  text-decoration: none;
  font-weight: 600;
}

.contacto-directo a:hover {
  text-decoration: underline;
}

.contacto-directo .ubicacion {
  margin-top: 1.5rem;
  padding-top: 1rem;
  border-top: 1px solid #e0e0e0;
  color: var(--color-kodevia-texto-oscuro);
}

.contacto-directo small {
  color: #595959;
}

/* Columna derecha - Formulario */
.formulario-contacto {
  background-color: white;
  padding: 2.5rem;
  border-radius: 15px;
  box-shadow: 0 8px 25px rgba(0, 71, 171, 0.1);
  border: 2px solid #f0f0f0;
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-group label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 600;
  color: var(--color-kodevia-texto-oscuro);
  font-size: 0.95rem;
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 0.9rem 1.2rem;
  border: 2px solid #e0e0e0;
  border-radius: 8px;
  font-family: var(--font-principal);
  font-size: 1rem;
  transition: all 0.3s ease;
  background-color: white;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--color-kodevia-principal);
  box-shadow: 0 0 0 3px rgba(0, 71, 171, 0.1);
}

.form-group select {
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23333' d='M6 9L1 4h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  padding-right: 3rem;
}

.form-group textarea {
  resize: vertical;
  min-height: 120px;
  line-height: 1.6;
}

.form-help {
  display: block;
  margin-top: 0.5rem;
  font-size: 0.85rem;
  color: #595959;
  font-style: italic;
}

.form-privacidad {
  margin: 1.5rem 0;
  padding: 1rem;
  background-color: #f8f9fa;
  border-radius: 8px;
}

.form-privacidad label {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  cursor: pointer;
  font-size: 0.9rem;
  color: var(--color-kodevia-texto-oscuro);
  line-height: 1.6;
}

.form-privacidad input[type="checkbox"] {
  width: auto;
  margin-top: 0.25rem;
  flex-shrink: 0;
  cursor: pointer;
}

.btn-submit {
  width: 100%;
  padding: 1.2rem 2rem;
  background: linear-gradient(135deg, var(--color-kodevia-principal), #0066cc);
  color: white;
  border: none;
  border-radius: 8px;
  font-size: 1.1rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  box-shadow: 0 4px 15px rgba(0, 71, 171, 0.25);
}

.btn-submit svg {
  flex-shrink: 0;
}

.btn-submit:hover {
  background: linear-gradient(135deg, #003580, #0047ab);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 71, 171, 0.35);
}

.form-garantia {
  text-align: center;
  margin-top: 1.5rem;
  font-size: 0.9rem;
  color: var(--color-kodevia-texto-oscuro);
  font-weight: 500;
}

/* ==================== FOOTER ==================== */
footer {
  background-color: var(--color-kodevia-texto-oscuro);
  color: var(--color-kodevia-fondo-claro);
  text-align: center;
  padding: 2rem 5%;
}

footer p {
  margin: 0;
}

/* ==================== BOTÓN FLOTANTE WHATSAPP ==================== */
.whatsapp-float {
  position: fixed;
  bottom: 30px;
  right: 30px;
  background: linear-gradient(135deg, #25d366 0%, #128c7e 100%);
  color: white;
  width: 70px;
  height: 70px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 6px 25px rgba(37, 211, 102, 0.4);
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  z-index: 1000;
  text-decoration: none;
  overflow: hidden;
}

.whatsapp-float:hover {
  width: 200px;
  border-radius: 35px;
  box-shadow: 0 8px 30px rgba(37, 211, 102, 0.6);
  transform: translateY(-3px);
}

.whatsapp-float svg {
  flex-shrink: 0;
  transition: transform 0.3s ease;
}

.whatsapp-float:hover svg {
  transform: scale(1.1);
}

.whatsapp-text {
  font-size: 1rem;
  font-weight: 600;
  opacity: 0;
  white-space: nowrap;
  margin-left: 0;
  transition: all 0.3s ease;
  max-width: 0;
  overflow: hidden;
}

.whatsapp-float:hover .whatsapp-text {
  opacity: 1;
  margin-left: 10px;
  max-width: 120px;
}

/* Animación de pulso */
@keyframes whatsapp-pulse {
  0% {
    box-shadow: 0 6px 25px rgba(37, 211, 102, 0.4),
      0 0 0 0 rgba(37, 211, 102, 0.7);
  }
  50% {
    box-shadow: 0 6px 25px rgba(37, 211, 102, 0.4),
      0 0 0 10px rgba(37, 211, 102, 0);
  }
  100% {
    box-shadow: 0 6px 25px rgba(37, 211, 102, 0.4),
      0 0 0 0 rgba(37, 211, 102, 0);
  }
}

.whatsapp-float {
  animation: whatsapp-pulse 2s infinite;
}

.whatsapp-float:hover {
  animation: none;
}

/* ==================== RESPONSIVE DESIGN ==================== */
@media (max-width: 768px) {
  .menu-toggle {
    display: flex;
  }

  .nav-links {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    background-color: var(--color-kodevia-fondo-claro);
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
    padding: 1.5rem 0;
    gap: 0;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease;
  }

  .nav-links.active {
    max-height: 400px;
  }

  .nav-links li {
    padding: 1rem 5%;
    border-bottom: 1px solid #e0e0e0;
  }

  .nav-links li:last-child {
    border-bottom: none;
  }

  .hero-content h2 {
    font-size: 2rem;
  }

  .hero-content p {
    font-size: 1.1rem;
  }

  .section-title {
    font-size: 2rem;
  }

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

  .cta-buttons {
    flex-direction: column;
  }

  .btn-primary,
  .btn-secondary {
    width: 100%;
  }

  .cv-buttons {
    flex-direction: column;
    gap: 1.5rem;
  }

  .btn-cv {
    width: 100%;
    justify-content: center;
  }

  .about-profile {
    flex-direction: column;
    align-items: center;
    text-align: center;
  }

  .profile-photo {
    width: 150px;
    height: 150px;
  }

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

  .whatsapp-float {
    bottom: 20px;
    right: 20px;
    width: 60px;
    height: 60px;
  }

  .whatsapp-float:hover {
    width: 60px;
    border-radius: 50%;
  }

  .whatsapp-float .whatsapp-text {
    display: none;
  }

  /* Nuevas secciones - Responsive 768px */
  .servicios-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .servicio-card.destacado {
    transform: scale(1);
  }

  .servicio-card.destacado:hover {
    transform: translateY(-8px);
  }

  .proceso-step {
    flex-direction: column;
    gap: 1.5rem;
  }

  .proceso-numero {
    width: 80px;
    height: 80px;
  }

  .proceso-numero span {
    font-size: 1.6rem;
  }

  .proceso-timeline::before {
    display: none;
  }

  .proceso-step:hover .proceso-contenido {
    transform: translateX(0);
  }

  .contacto-contenedor {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  .contacto-beneficios {
    order: 2;
  }

  .formulario-contacto {
    order: 1;
  }
}

@media (max-width: 480px) {
  nav {
    padding: 1rem 4%;
  }

  .logo-container h1 {
    font-size: 1.3rem;
  }

  .hero-content h2 {
    font-size: 1.7rem;
  }

  .section-title {
    font-size: 1.8rem;
  }

  .formulario-contacto {
    padding: 1.5rem;
  }

  .cv-description {
    font-size: 1rem;
  }

  .btn-cv {
    padding: 1rem 1.5rem;
    font-size: 1rem;
  }

  .profile-photo {
    width: 120px;
    height: 120px;
  }

  .testimonio-card {
    padding: 1.5rem;
  }

  .whatsapp-float {
    width: 55px;
    height: 55px;
    bottom: 15px;
    right: 15px;
  }

  .hero-guarantee {
    font-size: 0.85rem;
  }

  .btn-primary,
  .btn-secondary {
    font-size: 0.95rem;
    padding: 0.8rem 1.5rem;
  }

  /* Nuevas secciones - Responsive 480px */
  .servicio-card {
    padding: 2rem;
  }

  .precio-monto {
    font-size: 2rem;
  }

  .servicio-features li {
    font-size: 0.9rem;
  }

  .proceso-numero {
    width: 70px;
    height: 70px;
  }

  .proceso-numero span {
    font-size: 1.4rem;
  }

  .proceso-contenido {
    padding: 1.5rem;
  }

  .proceso-contenido h3 {
    font-size: 1.3rem;
  }

  .proceso-tag {
    font-size: 0.8rem;
    padding: 0.4rem 0.8rem;
  }

  .faq-question {
    padding: 1.2rem 1.5rem;
    font-size: 1rem;
  }

  .faq-item.active .faq-answer {
    padding: 0 1.5rem 1.2rem 1.5rem;
  }

  .contacto-beneficios,
  .formulario-contacto {
    padding: 1.5rem;
  }

  .contacto-beneficios li {
    font-size: 0.9rem;
  }

  .form-group input,
  .form-group textarea,
  .form-group select {
    padding: 0.8rem 1rem;
    font-size: 0.95rem;
  }
}

.proyecto-imagen {
  height: 180px;
}

/* ==================== CASOS DE ESTUDIO - MODALS ==================== */

/* Botón Ver Caso Completo */
.proyecto-actions {
  display: flex;
  gap: 16px;
  align-items: stretch;
  margin-top: 1.5rem;
  padding-bottom: 1.5rem;
  width: 100%;
}

.btn-ver-caso {
  flex: 0 0 calc(50% - 8px);
  width: calc(50% - 8px);
  padding: 14px 24px;
  background: var(--color-kodevia-principal);
  color: white;
  border: none;
  border-radius: 8px;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  text-align: center;
  box-shadow: 0 2px 8px rgba(0, 71, 171, 0.2);
  white-space: nowrap;
  min-height: 52px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.btn-ver-caso:hover {
  background: #003a8c;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 71, 171, 0.3);
}

/* Modal Overlay */
.caso-modal {
  display: none;
  position: fixed;
  z-index: 9999;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  overflow: auto;
  background-color: rgba(0, 0, 0, 0.85);
  animation: fadeIn 0.3s ease;
}

.caso-modal.active {
  display: block;
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

/* Modal Content */
.caso-modal-content {
  position: relative;
  background-color: #ffffff;
  margin: 2% auto;
  padding: 0;
  width: 90%;
  max-width: 1200px;
  border-radius: 12px;
  box-shadow: 0 10px 60px rgba(0, 0, 0, 0.3);
  animation: slideIn 0.4s ease;
}

@keyframes slideIn {
  from {
    transform: translateY(-50px);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}

/* Close Button */
.caso-modal-close {
  position: absolute;
  right: 20px;
  top: 20px;
  font-size: 36px;
  font-weight: 300;
  color: #ffffff;
  background: rgba(0, 0, 0, 0.5);
  border: none;
  width: 45px;
  height: 45px;
  border-radius: 50%;
  cursor: pointer;
  z-index: 10;
  transition: all 0.3s ease;
  display: flex;
  align-items: center;
  justify-content: center;
  line-height: 1;
}

.caso-modal-close:hover {
  background: rgba(0, 0, 0, 0.8);
  transform: rotate(90deg);
}

/* Header del Modal */
.caso-header {
  background: linear-gradient(
    135deg,
    var(--color-kodevia-principal) 0%,
    #003a8c 100%
  );
  color: white;
  padding: 40px;
  border-radius: 12px 12px 0 0;
  text-align: center;
}

.caso-header h2 {
  margin: 0 0 12px 0;
  font-size: 2.2rem;
  font-weight: 700;
}

.caso-subtitle {
  margin: 0;
  font-size: 1.15rem;
  opacity: 0.95;
  font-weight: 300;
}

/* Body del Modal */
.caso-body {
  padding: 40px;
  max-height: calc(100vh - 250px);
  overflow-y: auto;
}

.caso-body::-webkit-scrollbar {
  width: 10px;
}

.caso-body::-webkit-scrollbar-track {
  background: #f1f1f1;
}

.caso-body::-webkit-scrollbar-thumb {
  background: var(--color-kodevia-principal);
  border-radius: 5px;
}

/* Imagen Principal */
.caso-imagen-principal {
  margin: 0 0 40px 0;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.15);
}

.caso-imagen-principal img {
  width: 100%;
  height: auto;
  display: block;
}

/* Secciones del Caso */
.caso-section {
  margin-bottom: 40px;
}

.caso-section h3 {
  color: var(--color-kodevia-principal);
  font-size: 1.8rem;
  margin-bottom: 20px;
  border-bottom: 3px solid var(--color-kodevia-principal);
  padding-bottom: 10px;
}

.caso-section p {
  line-height: 1.8;
  color: var(--color-kodevia-texto-oscuro);
  font-size: 1.05rem;
  margin-bottom: 20px;
}

/* Lista de Problemas */
.caso-problema-lista {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 20px;
  margin-top: 20px;
}

.caso-problema-item {
  background: #f8f9fa;
  padding: 20px;
  border-radius: 8px;
  border-left: 4px solid var(--color-kodevia-principal);
}

.problema-icon {
  font-size: 2rem;
  display: block;
  margin-bottom: 10px;
}

.caso-problema-item p {
  margin: 0;
  font-size: 0.95rem;
}

/* Features Grid */
.caso-features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
  margin-top: 20px;
}

.caso-feature {
  background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
  padding: 25px;
  border-radius: 12px;
  border: 1px solid #dee2e6;
  transition: all 0.3s ease;
}

.caso-feature:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 30px rgba(0, 71, 171, 0.15);
  border-color: var(--color-kodevia-principal);
}

.caso-feature h4 {
  color: var(--color-kodevia-principal);
  margin: 0 0 12px 0;
  font-size: 1.15rem;
}

.caso-feature p {
  margin: 0;
  font-size: 0.95rem;
  line-height: 1.6;
}

/* Métricas Grid */
.caso-metricas {
  background: linear-gradient(135deg, #f8f9fa 0%, #e3f2fd 100%);
  padding: 40px;
  border-radius: 12px;
  margin: 40px 0;
}

.metricas-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 25px;
  margin-top: 30px;
}

.metrica-card {
  background: white;
  padding: 30px 20px;
  border-radius: 12px;
  text-align: center;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
  transition: all 0.3s ease;
}

.metrica-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 12px 30px rgba(0, 71, 171, 0.2);
}

.metrica-numero {
  font-size: 3rem;
  font-weight: 700;
  color: var(--color-kodevia-principal);
  margin-bottom: 10px;
  line-height: 1;
}

.metrica-label {
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-kodevia-texto-oscuro);
  margin-bottom: 8px;
}

.metrica-detalle {
  font-size: 0.9rem;
  color: #6c757d;
}

/* Stack Técnico */
.caso-tech-stack {
  background: #f8f9fa;
  padding: 25px;
  border-radius: 8px;
  border-left: 4px solid var(--color-kodevia-principal);
}

.tech-item {
  padding: 12px 0;
  border-bottom: 1px solid #dee2e6;
  font-size: 1rem;
  line-height: 1.6;
}

.tech-item:last-child {
  border-bottom: none;
}

.tech-item strong {
  color: var(--color-kodevia-principal);
  display: inline-block;
  min-width: 140px;
}

/* Testimonio */
.caso-testimonio {
  background: linear-gradient(135deg, #e3f2fd 0%, #bbdefb 100%);
  padding: 40px;
  border-radius: 12px;
  position: relative;
}

.testimonio-content {
  position: relative;
  z-index: 1;
}

.testimonio-quote {
  font-size: 6rem;
  color: rgba(0, 71, 171, 0.15);
  position: absolute;
  top: 10px;
  left: 20px;
  font-family: Georgia, serif;
  line-height: 1;
  z-index: 0;
}

.testimonio-texto {
  font-size: 1.15rem;
  font-style: italic;
  line-height: 1.8;
  color: var(--color-kodevia-texto-oscuro);
  margin-bottom: 20px;
}

.testimonio-autor {
  text-align: right;
}

.testimonio-autor strong {
  display: block;
  color: var(--color-kodevia-principal);
  font-size: 1.1rem;
  margin-bottom: 5px;
}

.testimonio-autor span {
  display: block;
  color: #6c757d;
  font-size: 0.95rem;
}

/* Timeline */
.caso-timeline {
  position: relative;
  padding-left: 40px;
  margin-top: 30px;
}

.caso-timeline::before {
  content: "";
  position: absolute;
  left: 10px;
  top: 10px;
  bottom: 10px;
  width: 3px;
  background: linear-gradient(
    180deg,
    var(--color-kodevia-principal) 0%,
    #64b5f6 100%
  );
}

.timeline-item {
  position: relative;
  margin-bottom: 30px;
  padding-left: 20px;
}

.timeline-punto {
  position: absolute;
  left: -34px;
  top: 5px;
  width: 20px;
  height: 20px;
  background: var(--color-kodevia-principal);
  border: 4px solid white;
  border-radius: 50%;
  box-shadow: 0 0 0 3px rgba(0, 71, 171, 0.2);
}

.timeline-contenido {
  background: #f8f9fa;
  padding: 15px 20px;
  border-radius: 8px;
  border-left: 3px solid var(--color-kodevia-principal);
}

.timeline-contenido strong {
  color: var(--color-kodevia-principal);
  display: block;
  margin-bottom: 5px;
}

/* Lista de Aprendizajes */
.caso-lista-aprendizajes {
  list-style: none;
  padding: 0;
  margin: 20px 0 0 0;
}

.caso-lista-aprendizajes li {
  background: #f8f9fa;
  padding: 15px 20px;
  margin-bottom: 12px;
  border-radius: 8px;
  border-left: 4px solid var(--color-kodevia-principal);
  line-height: 1.6;
}

.caso-lista-aprendizajes strong {
  color: var(--color-kodevia-principal);
}

/* CTA del Modal */
.caso-cta {
  background: linear-gradient(
    135deg,
    var(--color-kodevia-principal) 0%,
    #1976d2 100%
  );
  color: white;
  padding: 40px;
  border-radius: 12px;
  text-align: center;
  margin-top: 40px;
}

.caso-cta h3 {
  color: white;
  margin: 0 0 12px 0;
  font-size: 1.8rem;
}

.caso-cta p {
  color: rgba(255, 255, 255, 0.95);
  margin-bottom: 25px;
  font-size: 1.05rem;
}

.caso-cta-btn {
  background: white;
  color: var(--color-kodevia-principal);
  padding: 14px 32px;
  font-weight: 600;
  display: inline-block;
  text-decoration: none;
  border-radius: 8px;
  transition: all 0.3s ease;
}

.caso-cta-btn:hover {
  transform: scale(1.05);
  box-shadow: 0 8px 25px rgba(255, 255, 255, 0.3);
}

/* Responsive Design para Modals */
@media (max-width: 768px) {
  .caso-modal-content {
    width: 95%;
    margin: 5% auto;
  }

  .caso-header {
    padding: 30px 20px;
  }

  .caso-header h2 {
    font-size: 1.6rem;
  }

  .caso-subtitle {
    font-size: 1rem;
  }

  .caso-body {
    padding: 25px 20px;
    max-height: calc(100vh - 200px);
  }

  .caso-section h3 {
    font-size: 1.4rem;
  }

  .caso-problema-lista {
    grid-template-columns: 1fr;
    gap: 15px;
  }

  .caso-features {
    grid-template-columns: 1fr;
    gap: 15px;
  }

  .metricas-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
  }

  .metrica-numero {
    font-size: 2.2rem;
  }

  .caso-timeline {
    padding-left: 30px;
  }

  .caso-cta {
    padding: 30px 20px;
  }

  .caso-cta h3 {
    font-size: 1.4rem;
  }

  .caso-modal-close {
    right: 10px;
    top: 10px;
    width: 40px;
    height: 40px;
    font-size: 28px;
  }
}

@media (max-width: 480px) {
  .proyecto-actions {
    flex-direction: column;
  }

  .btn-ver-caso,
  .btn-github {
    width: 100%;
  }

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

  .caso-header h2 {
    font-size: 1.3rem;
  }
}

/* ==================== ANIMACIONES AVANZADAS ==================== */

/* Progress Bar de Lectura */
.reading-progress {
  position: fixed;
  top: 0;
  left: 0;
  width: 0%;
  height: 4px;
  background: linear-gradient(
    90deg,
    var(--color-kodevia-principal) 0%,
    #64b5f6 100%
  );
  z-index: 9998;
  transition: width 0.1s ease-out;
  box-shadow: 0 2px 10px rgba(0, 71, 171, 0.3);
}

/* Scroll Reveal Animations */
.reveal {
  opacity: 0;
  transform: translateY(50px);
  transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

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

/* Variantes de Reveal */
.reveal-left {
  opacity: 0;
  transform: translateX(-50px);
  transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

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

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

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

.reveal-scale {
  opacity: 0;
  transform: scale(0.9);
  transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.reveal-scale.active {
  opacity: 1;
  transform: scale(1);
}

/* Stagger Animation (delay incremental) */
.stagger-item {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.stagger-item.active {
  opacity: 1;
  transform: translateY(0);
}

/* Delays para stagger (aplicados automáticamente por JS) */
.stagger-item:nth-child(1) {
  transition-delay: 0.1s;
}
.stagger-item:nth-child(2) {
  transition-delay: 0.2s;
}
.stagger-item:nth-child(3) {
  transition-delay: 0.3s;
}
.stagger-item:nth-child(4) {
  transition-delay: 0.4s;
}
.stagger-item:nth-child(5) {
  transition-delay: 0.5s;
}
.stagger-item:nth-child(6) {
  transition-delay: 0.6s;
}
.stagger-item:nth-child(7) {
  transition-delay: 0.7s;
}
.stagger-item:nth-child(8) {
  transition-delay: 0.8s;
}
.stagger-item:nth-child(9) {
  transition-delay: 0.9s;
}

/* Parallax Hero */
.hero-parallax {
  will-change: transform;
  transition: transform 0.1s ease-out;
}

/* Pulse Animation para CTAs */
@keyframes pulse-glow {
  0%,
  100% {
    box-shadow: 0 0 0 0 rgba(0, 71, 171, 0.7);
  }
  50% {
    box-shadow: 0 0 0 15px rgba(0, 71, 171, 0);
  }
}

.btn-primary:hover {
  animation: pulse-glow 1.5s infinite;
}

/* Shake Animation para errores */
@keyframes shake {
  0%,
  100% {
    transform: translateX(0);
  }
  10%,
  30%,
  50%,
  70%,
  90% {
    transform: translateX(-5px);
  }
  20%,
  40%,
  60%,
  80% {
    transform: translateX(5px);
  }
}

.shake {
  animation: shake 0.5s;
}

/* Floating Animation para elementos destacados */
@keyframes float {
  0%,
  100% {
    transform: translateY(0px);
  }
  50% {
    transform: translateY(-10px);
  }
}

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

/* Gradient Animation en hover */
@keyframes gradient-shift {
  0% {
    background-position: 0% 50%;
  }
  50% {
    background-position: 100% 50%;
  }
  100% {
    background-position: 0% 50%;
  }
}

.gradient-animated {
  background-size: 200% 200%;
  animation: gradient-shift 3s ease infinite;
}

/* Typing Animation para títulos */
@keyframes typing {
  from {
    width: 0;
  }
  to {
    width: 100%;
  }
}

@keyframes blink-caret {
  from,
  to {
    border-color: transparent;
  }
  50% {
    border-color: var(--color-kodevia-principal);
  }
}

.typing-effect {
  overflow: hidden;
  border-right: 3px solid var(--color-kodevia-principal);
  white-space: nowrap;
  animation: typing 3.5s steps(40, end), blink-caret 0.75s step-end infinite;
  animation-fill-mode: forwards;
}

/* Fade In Up para Section Titles */
.section-title {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.section-title.active {
  opacity: 1;
  transform: translateY(0);
}

/* Smooth Hover Elevate */
.hover-elevate {
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.hover-elevate:hover {
  transform: translateY(-8px);
  box-shadow: 0 15px 40px rgba(0, 71, 171, 0.2);
}

/* Number Counter Animation */
@keyframes countUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.counter {
  animation: countUp 0.8s ease-out;
}

/* Backdrop Blur Animation */
.backdrop-blur-in {
  backdrop-filter: blur(0px);
  transition: backdrop-filter 0.5s ease;
}

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

/* Rotate In Animation */
@keyframes rotateIn {
  from {
    opacity: 0;
    transform: rotate(-180deg) scale(0.5);
  }
  to {
    opacity: 1;
    transform: rotate(0deg) scale(1);
  }
}

.rotate-in {
  animation: rotateIn 0.8s ease-out;
}

/* Bounce In Animation */
@keyframes bounceIn {
  0% {
    opacity: 0;
    transform: scale(0.3);
  }
  50% {
    opacity: 1;
    transform: scale(1.05);
  }
  70% {
    transform: scale(0.9);
  }
  100% {
    transform: scale(1);
  }
}

.bounce-in {
  animation: bounceIn 0.8s ease-out;
}

/* Slide In from sides */
@keyframes slideInLeft {
  from {
    opacity: 0;
    transform: translateX(-100px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

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

.slide-in-left {
  animation: slideInLeft 0.8s ease-out;
}

.slide-in-right {
  animation: slideInRight 0.8s ease-out;
}

/* Loading Spinner */
@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

.spinner {
  width: 40px;
  height: 40px;
  border: 4px solid rgba(0, 71, 171, 0.2);
  border-top-color: var(--color-kodevia-principal);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

/* Shimmer Effect */
@keyframes shimmer {
  0% {
    background-position: -1000px 0;
  }
  100% {
    background-position: 1000px 0;
  }
}

.shimmer {
  background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
  background-size: 1000px 100%;
  animation: shimmer 2s infinite;
}

/* Glow Effect */
@keyframes glow {
  0%,
  100% {
    box-shadow: 0 0 5px rgba(0, 71, 171, 0.5);
  }
  50% {
    box-shadow: 0 0 20px rgba(0, 71, 171, 0.8), 0 0 30px rgba(0, 71, 171, 0.6);
  }
}

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

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

  .reveal,
  .reveal-left,
  .reveal-right,
  .reveal-scale,
  .stagger-item {
    opacity: 1;
    transform: none;
  }

  .reading-progress {
    display: none;
  }
}

/* Performance Optimization */
.reveal,
.reveal-left,
.reveal-right,
.reveal-scale,
.stagger-item,
.hero-parallax {
  will-change: transform, opacity;
}

/* Reducir will-change después de la animación (manejado por JS) */
.reveal.animated,
.reveal-left.animated,
.reveal-right.animated,
.reveal-scale.animated,
.stagger-item.animated {
  will-change: auto;
}

/* Smooth Scroll para toda la página */
html {
  scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
}

/* ==================== SECCIÓN BLOG ==================== */
#blog {
  padding: 80px 5%;
  background: var(--color-kodevia-fondo-claro);
}

#blog .section-subtitle {
  text-align: center;
  color: var(--color-kodevia-texto-oscuro);
  font-size: 1.1rem;
  margin: -10px auto 50px;
  max-width: 700px;
  opacity: 0.85;
}

/* ========== CONTROLES DEL BLOG (Búsqueda y Filtros) ========== */
.blog-controls {
  max-width: 1200px;
  margin: 0 auto 40px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

/* Barra de búsqueda */
.blog-search-container {
  position: relative;
  max-width: 600px;
  margin: 0 auto;
  width: 100%;
}

.search-icon {
  position: absolute;
  left: 15px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--color-kodevia-principal);
  pointer-events: none;
}

.blog-search-input {
  width: 100%;
  padding: 12px 20px 12px 45px;
  border: 2px solid #e0e0e0;
  border-radius: 50px;
  font-size: 1rem;
  font-family: "Roboto", sans-serif;
  transition: all 0.3s ease;
  background: #fff;
}

.blog-search-input:focus {
  outline: none;
  border-color: var(--color-kodevia-principal);
  box-shadow: 0 4px 12px rgba(0, 71, 171, 0.1);
}

.blog-search-input::placeholder {
  color: #999;
}

/* Botones de filtro */
.blog-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
  align-items: center;
}

.filter-btn {
  padding: 10px 20px;
  background: #fff;
  border: 2px solid #e0e0e0;
  border-radius: 50px;
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--color-kodevia-texto-oscuro);
  cursor: pointer;
  transition: all 0.3s ease;
  font-family: "Roboto", sans-serif;
  display: flex;
  align-items: center;
  gap: 6px;
}

.filter-btn:hover {
  border-color: var(--color-kodevia-principal);
  color: var(--color-kodevia-principal);
  transform: translateY(-2px);
  box-shadow: 0 4px 8px rgba(0, 71, 171, 0.15);
}

.filter-btn.active {
  background: var(--color-kodevia-principal);
  border-color: var(--color-kodevia-principal);
  color: #fff;
}

.filter-count {
  font-size: 0.85rem;
  opacity: 0.8;
}

/* Mensaje de "No hay resultados" */
.blog-no-results {
  text-align: center;
  padding: 60px 20px;
  color: var(--color-kodevia-texto-oscuro);
  opacity: 0.7;
}

.blog-no-results svg {
  margin-bottom: 20px;
  opacity: 0.4;
}

.blog-no-results h3 {
  font-size: 1.5rem;
  margin-bottom: 10px;
  color: var(--color-kodevia-texto-oscuro);
}

.blog-no-results p {
  font-size: 1rem;
  color: #666;
}

/* Grid de artículos del blog */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 30px;
  max-width: 1200px;
  margin: 0 auto;
  padding: 20px 0;
}

/* Tarjeta de artículo */
.blog-card {
  background: #fff;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  transition: all 0.3s ease;
  display: flex;
  flex-direction: column;
  height: 100%;
}

.blog-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 12px 24px rgba(0, 71, 171, 0.15);
}

/* Header de la tarjeta (imagen y categoría) */
.blog-card-header {
  position: relative;
  width: 100%;
  height: 200px;
  overflow: hidden;
}

.blog-thumbnail {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.blog-card:hover .blog-thumbnail {
  transform: scale(1.1);
}

.blog-category {
  position: absolute;
  top: 15px;
  right: 15px;
  background: var(--color-kodevia-principal);
  color: #fff;
  padding: 6px 14px;
  border-radius: 20px;
  font-size: 0.85rem;
  font-weight: 500;
  box-shadow: 0 2px 8px rgba(0, 71, 171, 0.3);
}

/* Contenido de la tarjeta */
.blog-card-content {
  padding: 25px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.blog-date {
  color: var(--color-kodevia-principal);
  font-size: 0.9rem;
  font-weight: 500;
  margin-bottom: 12px;
  display: block;
}

.blog-title {
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--color-kodevia-texto-oscuro);
  margin-bottom: 15px;
  line-height: 1.4;
  min-height: 60px;
}

.blog-excerpt {
  color: #666;
  font-size: 0.95rem;
  line-height: 1.6;
  margin-bottom: 20px;
  flex-grow: 1;
}

/* Metadata del artículo */
.blog-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
  padding-top: 15px;
  border-top: 1px solid #eee;
  flex-wrap: wrap;
  gap: 10px;
}

.blog-read-time {
  display: flex;
  align-items: center;
  gap: 6px;
  color: #888;
  font-size: 0.9rem;
}

.blog-read-time svg {
  opacity: 0.7;
}

.blog-tags {
  color: #888;
  font-size: 0.85rem;
  font-style: italic;
}

/* Botón de leer más */
.btn-read-more {
  background: var(--color-kodevia-principal);
  color: #fff;
  border: none;
  padding: 12px 24px;
  border-radius: 6px;
  font-size: 0.95rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.3s ease;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  width: 100%;
}

.btn-read-more:hover {
  background: #003a8c;
  transform: translateX(5px);
}

.btn-read-more svg {
  transition: transform 0.3s ease;
}

.btn-read-more:hover svg {
  transform: translateX(5px);
}

/* Modal para vista completa del artículo */
.blog-modal {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.85);
  z-index: 10000;
  overflow-y: auto;
  animation: fadeIn 0.3s ease;
}

.blog-modal.active {
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding: 40px 20px;
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

.blog-modal-content {
  background: #fff;
  max-width: 900px;
  width: 100%;
  border-radius: 12px;
  position: relative;
  animation: slideUp 0.4s ease;
  margin: 20px auto;
}

@keyframes slideUp {
  from {
    opacity: 0;
    transform: translateY(50px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.blog-modal-close {
  position: absolute;
  top: 20px;
  right: 20px;
  background: rgba(0, 0, 0, 0.7);
  color: #fff;
  border: none;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s ease;
  z-index: 10;
}

.blog-modal-close:hover {
  background: var(--color-kodevia-principal);
  transform: rotate(90deg);
}

/* ========== NUEVAS FEATURES DEL MODAL ========== */

/* Reading Progress Bar */
.reading-progress-bar {
  position: fixed;
  top: 0;
  left: 0;
  width: 0%;
  height: 4px;
  background: linear-gradient(90deg, var(--color-kodevia-principal), #00a8ff);
  z-index: 10001;
  transition: width 0.1s ease;
  box-shadow: 0 2px 4px rgba(0, 71, 171, 0.3);
}

/* Header del modal con controles */
.blog-modal-header {
  position: sticky;
  top: 0;
  background: #fff;
  padding: 15px 20px;
  border-radius: 12px 12px 0 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid #e0e0e0;
  z-index: 100;
}

/* Dark Mode Toggle */
.dark-mode-toggle {
  background: #f0f0f0;
  border: none;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s ease;
  margin-right: auto;
  margin-left: 60px;
}

.dark-mode-toggle:hover {
  background: #e0e0e0;
  transform: scale(1.1);
}

.dark-mode-toggle svg {
  transition: opacity 0.3s ease;
}

/* Share Buttons */
.blog-share-buttons {
  display: flex;
  gap: 10px;
  align-items: center;
}

.share-btn {
  background: #f0f0f0;
  border: none;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s ease;
  position: relative;
}

.share-btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.15);
}

.share-btn:nth-child(1):hover {
  background: #0077b5; /* LinkedIn */
  color: #fff;
}

.share-btn:nth-child(1):hover svg {
  fill: #fff;
}

.share-btn:nth-child(2):hover {
  background: #1da1f2; /* Twitter */
  color: #fff;
}

.share-btn:nth-child(2):hover svg {
  fill: #fff;
}

.share-btn:nth-child(3):hover {
  background: #1877f2; /* Facebook */
  color: #fff;
}

.share-btn:nth-child(3):hover svg {
  fill: #fff;
}

.share-btn:nth-child(4):hover {
  background: var(--color-kodevia-principal); /* Copy Link */
  color: #fff;
}

.share-btn:nth-child(4):hover svg {
  fill: #fff;
}

/* Table of Contents */
.blog-toc {
  position: sticky;
  top: 80px;
  float: right;
  width: 250px;
  max-height: calc(100vh - 120px);
  overflow-y: auto;
  background: #f8f9fa;
  border-left: 3px solid var(--color-kodevia-principal);
  padding: 20px;
  margin: 20px 0 20px 30px;
  border-radius: 8px;
}

.blog-toc h4 {
  margin: 0 0 15px 0;
  font-size: 1.1rem;
  color: var(--color-kodevia-texto-oscuro);
  font-weight: 600;
}

.blog-toc nav {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.blog-toc a {
  color: var(--color-kodevia-texto-oscuro);
  text-decoration: none;
  padding: 8px 12px;
  border-radius: 6px;
  font-size: 0.9rem;
  transition: all 0.3s ease;
  display: block;
  line-height: 1.4;
}

.blog-toc a:hover {
  background: #fff;
  color: var(--color-kodevia-principal);
  padding-left: 16px;
}

.blog-toc a.active {
  background: var(--color-kodevia-principal);
  color: #fff;
  font-weight: 600;
}

.blog-toc a.toc-h3 {
  padding-left: 24px;
  font-size: 0.85rem;
  opacity: 0.9;
}

/* ========== DARK MODE STYLES ========== */
.blog-modal-content.dark-mode {
  background: #1a1a1a;
  color: #e0e0e0;
}

.blog-modal-content.dark-mode .blog-modal-header {
  background: #1a1a1a;
  border-bottom-color: #333;
}

.blog-modal-content.dark-mode .blog-modal-body {
  color: #e0e0e0;
}

.blog-modal-content.dark-mode .blog-modal-body h1,
.blog-modal-content.dark-mode .blog-modal-body h2,
.blog-modal-content.dark-mode .blog-modal-body h3 {
  color: #f0f0f0;
}

.blog-modal-content.dark-mode .blog-modal-body h2 {
  color: #4d9fff;
}

.blog-modal-content.dark-mode .blog-modal-body code {
  background: #2a2a2a;
  color: #ff79c6;
}

.blog-modal-content.dark-mode .blog-modal-body pre {
  background: #2a2a2a;
  border-color: #444;
  border-left-color: #4d9fff;
}

.blog-modal-content.dark-mode .blog-toc {
  background: #2a2a2a;
  border-left-color: #4d9fff;
}

.blog-modal-content.dark-mode .blog-toc h4 {
  color: #f0f0f0;
}

.blog-modal-content.dark-mode .blog-toc a {
  color: #e0e0e0;
}

.blog-modal-content.dark-mode .blog-toc a:hover {
  background: #333;
  color: #4d9fff;
}

.blog-modal-content.dark-mode .blog-toc a.active {
  background: #4d9fff;
  color: #fff;
}

.blog-modal-content.dark-mode .dark-mode-toggle {
  background: #2a2a2a;
}

.blog-modal-content.dark-mode .share-btn {
  background: #2a2a2a;
}

.blog-modal-content.dark-mode .share-btn svg {
  fill: #e0e0e0;
}

.blog-modal-body {
  padding: 60px 50px;
  color: var(--color-kodevia-texto-oscuro);
  line-height: 1.8;
}

.blog-modal-body h1 {
  font-size: 2.5rem;
  margin-bottom: 20px;
  color: var(--color-kodevia-texto-oscuro);
}

.blog-modal-body h2 {
  font-size: 1.8rem;
  margin-top: 40px;
  margin-bottom: 20px;
  color: var(--color-kodevia-principal);
}

.blog-modal-body h3 {
  font-size: 1.4rem;
  margin-top: 30px;
  margin-bottom: 15px;
  color: var(--color-kodevia-texto-oscuro);
}

.blog-modal-body p {
  margin-bottom: 20px;
  font-size: 1.05rem;
}

.blog-modal-body ul,
.blog-modal-body ol {
  margin: 20px 0;
  padding-left: 30px;
}

.blog-modal-body li {
  margin-bottom: 10px;
  font-size: 1.05rem;
}

.blog-modal-body code {
  background: #f5f5f5;
  padding: 2px 6px;
  border-radius: 4px;
  font-family: "Courier New", monospace;
  font-size: 0.9em;
  color: #c7254e;
}

.blog-modal-body pre {
  background: #f8f8f8;
  border: 1px solid #ddd;
  border-left: 4px solid var(--color-kodevia-principal);
  padding: 20px;
  border-radius: 6px;
  overflow-x: auto;
  margin: 25px 0;
}

.blog-modal-body pre code {
  background: none;
  padding: 0;
  color: inherit;
  font-size: 0.95rem;
  line-height: 1.6;
}

.blog-modal-body blockquote {
  border-left: 4px solid var(--color-kodevia-principal);
  padding: 15px 20px;
  margin: 25px 0;
  background: #f9f9f9;
  font-style: italic;
  color: #666;
}

.blog-modal-body img {
  max-width: 100%;
  height: auto;
  border-radius: 8px;
  margin: 30px 0;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.blog-modal-body .article-meta {
  display: flex;
  gap: 20px;
  padding-bottom: 20px;
  margin-bottom: 30px;
  border-bottom: 2px solid #eee;
  font-size: 0.95rem;
  color: #888;
}

.blog-modal-body .article-meta span {
  display: flex;
  align-items: center;
  gap: 6px;
}

/* Responsive para Blog */
@media (max-width: 768px) {
  #blog {
    padding: 60px 4%;
  }

  .blog-grid {
    grid-template-columns: 1fr;
    gap: 25px;
  }

  .blog-card-header {
    height: 180px;
  }

  .blog-title {
    font-size: 1.2rem;
    min-height: auto;
  }

  .blog-modal-content {
    margin: 0;
    border-radius: 0;
    min-height: 100vh;
  }

  .blog-modal-body {
    padding: 80px 25px 40px;
  }

  .blog-modal-body h1 {
    font-size: 1.8rem;
  }

  .blog-modal-body h2 {
    font-size: 1.4rem;
  }

  .blog-modal-body h3 {
    font-size: 1.2rem;
  }

  .blog-modal-close {
    top: 15px;
    right: 15px;
  }

  /* Responsive para nuevas features */
  .blog-toc {
    display: none !important;
  }

  .blog-modal-header {
    flex-wrap: wrap;
    gap: 10px;
  }

  .blog-share-buttons {
    width: 100%;
    justify-content: center;
  }

  .dark-mode-toggle {
    margin-left: 0;
    margin-right: 0;
  }

  .blog-filters {
    gap: 8px;
  }

  .filter-btn {
    padding: 8px 16px;
    font-size: 0.9rem;
  }
}

@media (max-width: 480px) {
  .blog-card-content {
    padding: 20px;
  }

  .blog-meta {
    flex-direction: column;
    align-items: flex-start;
  }

  .blog-modal-body {
    padding: 70px 20px 30px;
  }

  .blog-search-input {
    font-size: 0.9rem;
    padding: 10px 18px 10px 40px;
  }

  .filter-btn {
    padding: 6px 12px;
    font-size: 0.85rem;
  }

  .filter-count {
    display: none;
  }

  .share-btn {
    width: 36px;
    height: 36px;
  }

  .dark-mode-toggle {
    width: 40px;
    height: 40px;
  }

  .blog-modal-header {
    padding: 10px 15px;
  }

  .blog-modal-close {
    width: 36px;
    height: 36px;
  }
}

/* ==================== SECCIÓN QUIÉNES SOMOS ==================== */
#quienes-somos {
  background-color: #f0f4ff;
  padding: 80px 5%;
}

.quienes-container {
  display: flex;
  align-items: center;
  gap: 60px;
  max-width: 1100px;
  margin: 0 auto;
}

.quienes-foto {
  flex-shrink: 0;
}

.quienes-foto .profile-photo {
  width: 260px;
  height: 260px;
  border-radius: 50%;
  object-fit: cover;
  border: 4px solid var(--color-kodevia-principal);
  box-shadow: 0 8px 30px rgba(0, 71, 171, 0.2);
}

.quienes-contenido {
  flex: 1;
}

.quienes-contenido p {
  color: var(--color-kodevia-texto-oscuro);
  line-height: 1.8;
  margin-bottom: 1rem;
}

.quienes-pilares {
  display: flex;
  gap: 24px;
  margin-top: 2rem;
}

.pilar {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  background: white;
  border-radius: 12px;
  padding: 20px 16px;
  flex: 1;
  box-shadow: 0 2px 12px rgba(0, 71, 171, 0.08);
  border-top: 3px solid var(--color-kodevia-principal);
}

.pilar-icono {
  font-size: 1.8rem;
  margin-bottom: 8px;
}

.pilar strong {
  color: var(--color-kodevia-principal);
  font-size: 0.95rem;
  margin-bottom: 4px;
}

.pilar span {
  color: #666;
  font-size: 0.82rem;
  line-height: 1.4;
}

@media (max-width: 768px) {
  .quienes-container {
    flex-direction: column;
    text-align: center;
    gap: 32px;
  }

  .quienes-contenido .section-title {
    text-align: center !important;
  }

  .quienes-pilares {
    flex-direction: column;
  }
}