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

/* Cambiar la fuente base */
body {
  font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  line-height: 1.6;
  color: #1f2937;
  background-color: #ffffff;
  overflow-x: hidden;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* Color Variables */
:root {
  --primary-blue: #1e3a8a;
  --medium-blue: #3b82f6;
  --light-blue: #60a5fa;
  --dark-blue: #1e40af;
  --accent-blue: #0ea5e9;
  --text-dark: #1f2937;
  --text-light: #6b7280;
  --bg-light: #f8fafc;
  --white: #ffffff;
  --gradient: linear-gradient(135deg, var(--primary-blue) 0%, var(--medium-blue) 100%);
}

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

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

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

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

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

/* Navigation */
/* Actualizar navbar a azul oscuro */
.navbar {
  background: var(--primary-blue);
  backdrop-filter: blur(20px);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
  position: fixed;
  top: 0;
  width: 100%;
  z-index: 1000;
  transition: all 0.3s ease;
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 80px;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 15px;
  animation: fadeInLeft 0.8s ease;
}

.logo {
  height: 50px;
  width: auto;
  transition: transform 0.3s ease;
}

.logo:hover {
  transform: scale(1.1);
}

.nav-title {
  font-family: "Playfair Display", serif;
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--primary-blue);
  letter-spacing: -0.5px;
}

.nav-menu {
  display: flex;
  list-style: none;
  gap: 35px;
  animation: fadeInRight 0.8s ease;
}

/* Cambiar colores de navegación */
.nav-link {
  text-decoration: none;
  color: rgba(255, 255, 255, 0.9);
  font-weight: 500;
  font-size: 0.95rem;
  position: relative;
  transition: all 0.3s ease;
  padding: 5px 0;
}

.nav-link::after {
  content: "";
  position: absolute;
  width: 0;
  height: 2px;
  bottom: 0;
  left: 0;
  /*background: var(--medium-blue);*/
  /* Cambiar colores de navegación */
  background: var(--light-blue);
  transition: width 0.3s ease;
}

.nav-link:hover {
  /*color: var(--medium-blue);*/
  /* Cambiar colores de navegación */
  color: var(--white);
}

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

.hamburger {
  display: none;
  flex-direction: column;
  cursor: pointer;
  padding: 5px;
}

/* Cambiar colores de navegación */
.hamburger span {
  width: 25px;
  height: 3px;
  /*background: var(--primary-blue);*/
  background: var(--white);
  margin: 3px 0;
  transition: 0.3s;
  border-radius: 2px;
}

/* Hero Section */
.hero {
  position: relative;
  color: var(--white);
  padding: 140px 0 100px;
  text-align: center;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.hero-bg-placeholder {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--gradient);
  /* Placeholder for background image - replace with: */
  /* background-image: url('your-background-image.jpg'); */
  background-size: cover;
  background-position: center;
  z-index: -2;
}

.hero-bg-image {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: -1;
}

.hero-bg-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--gradient);
  opacity: 0.85;
  z-index: -1;
}

.hero-content {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 20px;
  animation: fadeInUp 1s ease;
}

.hero-logo {
  margin-bottom: 30px;
  animation: float 3s ease-in-out infinite;
}

.hero-logo-img {
  height: 120px;
  width: auto;
  filter: brightness(0) invert(1);
  transition: transform 0.3s ease;
}

.hero-logo-img:hover {
  transform: scale(1.1);
}

/* Actualizar todos los títulos para usar Inter */
.hero h1 {
  font-family: "Inter", sans-serif;
  font-size: 4rem;
  margin-bottom: 15px;
  font-weight: 800;
  letter-spacing: -2px;
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.hero-subtitle {
  font-size: 1.4rem;
  margin-bottom: 50px;
  opacity: 0.95;
  font-weight: 300;
  font-style: italic;
}

.current-edition {
  background: rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(20px);
  border-radius: 20px;
  padding: 50px;
  margin-top: 50px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  transition: transform 0.3s ease;
}

.current-edition:hover {
  transform: translateY(-5px);
}

/* Actualizar todos los títulos para usar Inter */
.current-edition h2 {
  font-family: "Inter", sans-serif;
  font-size: 2.2rem;
  margin-bottom: 25px;
  font-weight: 800;
}

.edition-info h3 {
  font-size: 1.6rem;
  margin-bottom: 15px;
  font-weight: 600;
}

.edition-actions {
  display: flex;
  gap: 25px;
  justify-content: center;
  margin-top: 35px;
  flex-wrap: wrap;
}

/* Buttons */
.btn-primary,
.btn-secondary {
  padding: 15px 35px;
  border-radius: 12px;
  text-decoration: none;
  font-weight: 600;
  font-size: 1rem;
  transition: all 0.3s ease;
  border: none;
  cursor: pointer;
  display: inline-block;
  position: relative;
  overflow: hidden;
}

.btn-primary::before,
.btn-secondary::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;
}

.btn-primary:hover::before,
.btn-secondary:hover::before {
  left: 100%;
}

.btn-primary {
  background: var(--white);
  color: var(--primary-blue);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.btn-primary:hover {
  background: var(--bg-light);
  transform: translateY(-3px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3);
}

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

.btn-secondary:hover {
  background: var(--primary-blue);
  color: var(--white);
  transform: translateY(-3px);
}

/* En contexto de fondo oscuro */
.hero .btn-secondary,
.intro-card .btn-secondary {
  background: transparent;
  color: var(--white);
  border: 2px solid var(--white);
}

.hero .btn-secondary:hover,
.intro-card .btn-secondary:hover {
  background: var(--white);
  color: var(--primary-blue);
  transform: translateY(-3px);
}

.btn-large {
  padding: 18px 40px;
  font-size: 1.1rem;
}

/* Sections */
.section {
  padding: 100px 0;
  position: relative;
}

/* Añadir más colores de fondo */
.bg-light {
  background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
}

/* Actualizar todos los títulos para usar Inter */
.section h2 {
  font-family: "Inter", sans-serif;
  font-size: 3rem;
  text-align: center;
  margin-bottom: 60px;
  color: var(--primary-blue);
  font-weight: 800;
  letter-spacing: -1px;
  animation: fadeInUp 0.8s ease;
}

/* About Section */
/* Añadir más colores de fondo */
.about-content {
  background: rgba(255, 255, 255, 0.8);
  backdrop-filter: blur(10px);
  padding: 60px;
  border-radius: 20px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
  margin: 0 auto;
  text-align: center;
  animation: fadeInUp 0.8s ease 0.2s both;
}

.about-content p {
  font-size: 1.2rem;
  margin-bottom: 25px;
  color: var(--text-dark);
  line-height: 1.8;
}

.features {
  display: grid;
  grid-template-columns: repeat(2, 1fr); /* Cambiar a 2 columnas */
  gap: 35px;
  margin-top: 70px;
  max-width: 800px; /* Limitar ancho para mejor proporción */
  margin-left: auto;
  margin-right: auto;
}

/* Para pantallas pequeñas, mantener 1 columna */
@media (max-width: 768px) {
  .features {
    grid-template-columns: 1fr;
    max-width: 100%;
  }
}

.feature {
  background: var(--white);
  padding: 40px 30px;
  border-radius: 15px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
  text-align: center;
  transition: all 0.3s ease;
  animation: fadeInUp 0.8s ease;
}

.feature:hover {
  transform: translateY(-10px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.feature h3 {
  color: var(--primary-blue);
  margin-bottom: 20px;
  font-size: 1.3rem;
  font-weight: 600;
}

/* Editors Section */
.editors-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 40px;
  max-width: 1100px;
  margin: 0 auto;
}

.editor-card {
  background: var(--white);
  border-radius: 20px;
  padding: 35px;
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.1);
  text-align: center;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
  animation: fadeInUp 0.8s ease;
}

.editor-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: var(--gradient);
}

.editor-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 25px 50px rgba(0, 0, 0, 0.15);
}

.editor-photo-container {
  position: relative;
  margin-bottom: 25px;
}

.editor-photo {
  width: 160px;
  height: 160px;
  border-radius: 50%;
  object-fit: cover;
  border: 4px solid var(--light-blue);
  transition: all 0.3s ease;
}

.editor-photo:hover {
  transform: scale(1.05);
  border-color: var(--medium-blue);
}

.editor-photo-placeholder {
  width: 160px;
  height: 160px;
  border-radius: 50%;
  background: var(--bg-light);
  border: 4px dashed var(--light-blue);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  margin: 0 auto;
  color: var(--text-light);
  transition: all 0.3s ease;
}

.editor-photo-placeholder:hover {
  border-color: var(--medium-blue);
  background: rgba(59, 130, 246, 0.1);
}

.editor-photo-placeholder span {
  font-size: 2rem;
  margin-bottom: 5px;
}

.editor-photo-placeholder p {
  font-size: 0.9rem;
  margin: 0;
}

.editor-badge {
  position: absolute;
  bottom: 10px;
  right: 10px;
  background: var(--gradient);
  color: var(--white);
  padding: 5px 12px;
  border-radius: 20px;
  font-size: 0.8rem;
  font-weight: 600;
}

.editor-info h3 {
  color: var(--primary-blue);
  margin-bottom: 8px;
  font-size: 1.3rem;
  font-weight: 600;
}

.editor-role {
  color: var(--medium-blue);
  font-weight: 600;
  margin-bottom: 20px;
  font-size: 1rem;
}

.editor-bio {
  color: var(--text-light);
  line-height: 1.7;
  font-size: 0.95rem;
}

/* Case Submission Section */
.case-submission-content {
  max-width: 1000px;
  margin: 0 auto;
}

.submission-intro {
  text-align: center;
  margin-bottom: 60px;
}

.intro-card {
  background: var(--gradient);
  color: var(--white);
  padding: 40px;
  border-radius: 20px;
  animation: fadeInUp 0.8s ease;
}

/* Actualizar todos los títulos para usar Inter */
.intro-card h2 {
  font-family: "Inter", sans-serif;
  font-size: 2rem;
  margin-bottom: 20px;
  font-weight: 800;
  color: var(--white); /* Asegurar que sea blanco */
}

.intro-card p {
  font-size: 1.2rem;
  line-height: 1.7;
  opacity: 0.95;
  color: var(--white); /* Asegurar que sea blanco */
}

.submission-guidelines {
  animation: fadeInUp 0.8s ease 0.2s both;
}

.submission-guidelines h3 {
  color: var(--primary-blue);
  font-size: 2rem;
  margin-bottom: 20px;
  font-weight: 600;
}

.submission-guidelines > p {
  font-size: 1.1rem;
  margin-bottom: 40px;
  color: var(--text-dark);
  line-height: 1.8;
}

.guidelines-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-bottom: 60px;
}

.guideline-card {
  background: var(--white);
  padding: 35px;
  border-radius: 15px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
  transition: all 0.3s ease;
}

.guideline-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.guideline-icon {
  font-size: 2.5rem;
  margin-bottom: 20px;
  text-align: center;
}

.guideline-card h4 {
  color: var(--primary-blue);
  margin-bottom: 20px;
  font-size: 1.3rem;
  font-weight: 600;
  text-align: center;
}

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

.guideline-card li {
  margin-bottom: 12px;
  padding-left: 20px;
  position: relative;
  color: var(--text-dark);
  line-height: 1.6;
}

.guideline-card li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--medium-blue);
  font-weight: bold;
}

.submission-process {
  background: var(--bg-light);
  padding: 50px;
  border-radius: 20px;
  margin-bottom: 50px;
}

.submission-process h3 {
  color: var(--primary-blue);
  font-size: 2rem;
  margin-bottom: 40px;
  text-align: center;
  font-weight: 600;
}

.process-steps {
  display: flex;
  justify-content: space-between;
  gap: 30px;
  flex-wrap: wrap;
}

.step {
  flex: 1;
  min-width: 250px;
  text-align: center;
  position: relative;
}

.step-number {
  width: 60px;
  height: 60px;
  background: var(--gradient);
  color: var(--white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  font-weight: bold;
  margin: 0 auto 20px;
  animation: pulse 2s infinite;
}

.step-content h4 {
  color: var(--primary-blue);
  margin-bottom: 15px;
  font-size: 1.2rem;
  font-weight: 600;
}

.step-content p {
  color: var(--text-dark);
  line-height: 1.6;
}

.submission-cta {
  text-align: center;
  background: var(--white);
  padding: 50px;
  border-radius: 20px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

/* Actualizar todos los títulos para usar Inter */
.submission-cta h3 {
  font-family: "Inter", sans-serif;
  color: var(--primary-blue);
  font-size: 2rem;
  margin-bottom: 20px;
  font-weight: 800;
}

.submission-cta p {
  font-size: 1.1rem;
  margin-bottom: 30px;
  color: var(--text-dark);
  line-height: 1.7;
}

/* Contact Section */
.contact-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  max-width: 1100px;
  margin: 0 auto;
}

.contact-info,
.contact-form {
  animation: fadeInUp 0.8s ease;
}

.contact-info h3,
.contact-form h3 {
  color: var(--primary-blue);
  margin-bottom: 25px;
  font-size: 1.8rem;
  font-weight: 600;
}

.contact-details {
  margin: 25px 0;
}

/* Mejorar tarjetas de información */
.contact-item {
  display: flex;
  align-items: center;
  gap: 15px;
  margin-bottom: 20px;
  padding: 20px;
  background: var(--bg-light);
  border-radius: 12px;
}

.contact-icon {
  font-size: 1.5rem;
}

.contact-text {
  flex: 1;
}

.contact-item a {
  color: var(--medium-blue);
  text-decoration: none;
  font-weight: 600;
  transition: color 0.3s ease;
}

.contact-item a:hover {
  color: var(--primary-blue);
}

.submission-guide {
  background: var(--bg-light);
  padding: 30px;
  border-radius: 15px;
  margin-top: 35px;
  border-left: 4px solid var(--medium-blue);
}

.submission-guide h4 {
  color: var(--primary-blue);
  margin-bottom: 15px;
  font-size: 1.3rem;
  font-weight: 600;
}

/* Form Styles */
.form-group {
  margin-bottom: 25px;
}

.form-group label {
  display: block;
  margin-bottom: 8px;
  font-weight: 600;
  color: var(--text-dark);
  font-size: 1rem;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 15px;
  border: 2px solid #e5e7eb;
  border-radius: 10px;
  font-size: 1rem;
  transition: all 0.3s ease;
  font-family: inherit;
}

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

/* PDF Modal */
.modal {
  display: none;
  position: fixed;
  z-index: 2000;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.9);
  animation: fadeInUp 0.3s ease;
}

.modal-content {
  background-color: var(--white);
  margin: 2% auto;
  width: 95%;
  height: 95%;
  border-radius: 15px;
  display: flex;
  flex-direction: column;
  box-shadow: 0 25px 50px rgba(0, 0, 0, 0.3);
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 25px;
  border-bottom: 1px solid #e5e7eb;
  background: var(--bg-light);
  border-radius: 15px 15px 0 0;
}

.modal-header h3 {
  color: var(--primary-blue);
  font-size: 1.5rem;
  font-weight: 600;
}

.close {
  font-size: 32px;
  font-weight: bold;
  cursor: pointer;
  color: var(--text-light);
  transition: all 0.3s ease;
  padding: 5px;
  border-radius: 50%;
}

.close:hover {
  color: var(--primary-blue);
  background: rgba(59, 130, 246, 0.1);
}

.pdf-controls {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 25px;
  padding: 20px;
  background: var(--bg-light);
  border-bottom: 1px solid #e5e7eb;
  flex-wrap: wrap;
}

.pdf-controls button {
  padding: 10px 20px;
  background: var(--medium-blue);
  color: var(--white);
  border: none;
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.3s ease;
  font-weight: 600;
}

.pdf-controls button:hover:not(:disabled) {
  background: var(--primary-blue);
  transform: translateY(-2px);
}

.pdf-controls button:disabled {
  background: #d1d5db;
  cursor: not-allowed;
  transform: none;
}

.zoom-controls {
  display: flex;
  align-items: center;
  gap: 15px;
}

.pdf-container {
  flex: 1;
  overflow: auto;
  display: flex;
  justify-content: center;
  align-items: flex-start;
  padding: 30px;
  background: #f3f4f6;
}

#pdf-canvas {
  border: 1px solid #d1d5db;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
  background: var(--white);
  border-radius: 8px;
}

/* Footer */
.footer {
  background: var(--primary-blue);
  color: var(--white);
  padding: 70px 0 30px;
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 50px;
  margin-bottom: 40px;
}

.footer-logo {
  height: 50px;
  width: auto;
  margin-bottom: 20px;
  filter: brightness(0) invert(1);
}

.footer-section h4 {
  margin-bottom: 20px;
  color: var(--light-blue);
  font-size: 1.2rem;
  font-weight: 600;
}

.footer-section p {
  line-height: 1.7;
  opacity: 0.9;
}

.footer-bottom {
  text-align: center;
  padding-top: 30px;
  border-top: 1px solid rgba(255, 255, 255, 0.2);
  opacity: 0.8;
  font-size: 0.95rem;
}

/* Responsive Design */
@media (max-width: 768px) {
  .hamburger {
    display: flex;
  }

  .nav-menu {
    position: fixed;
    left: -100%;
    top: 80px;
    flex-direction: column;
    background-color: var(--primary-blue);
    width: 100%;
    text-align: center;
    transition: 0.3s;
    box-shadow: 0 10px 27px rgba(0, 0, 0, 0.3);
    padding: 30px 0;
    gap: 20px;
  }

  .nav-menu .nav-link {
    color: var(--white);
    font-size: 1.1rem;
    padding: 15px 0;
  }

  .nav-menu .nav-link:hover {
    color: var(--light-blue);
  }

  .nav-menu.active {
    left: 0;
  }

  .hero {
    padding: 120px 0 80px;
    min-height: 90vh;
  }

  .hero h1 {
    font-size: 2.8rem;
  }

  .hero-subtitle {
    font-size: 1.2rem;
  }

  .hero-logo-img {
    height: 80px;
  }

  .current-edition {
    padding: 30px;
  }

  .edition-actions {
    flex-direction: column;
    align-items: center;
    gap: 15px;
  }

  .section {
    padding: 80px 0;
  }

  .section h2 {
    font-size: 2.2rem;
  }

  .contact-content {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .process-steps {
    flex-direction: column;
    gap: 40px;
  }

  .modal-content {
    margin: 1% auto;
    width: 98%;
    height: 98%;
  }

  .pdf-controls {
    flex-wrap: wrap;
    gap: 15px;
    padding: 15px;
  }
}

@media (max-width: 480px) {
  .hero {
    padding: 100px 0 60px;
  }

  .hero h1 {
    font-size: 2.2rem;
  }

  .current-edition {
    padding: 25px;
  }

  .section {
    padding: 60px 0;
  }

  .section h2 {
    font-size: 1.8rem;
  }

  .btn-primary,
  .btn-secondary {
    padding: 12px 25px;
    font-size: 0.95rem;
  }

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

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

/* Scroll animations */
@media (prefers-reduced-motion: no-preference) {
  .section > * {
    opacity: 0;
    animation: fadeInUp 0.8s ease forwards;
  }

  .section:nth-child(even) > * {
    animation-delay: 0.2s;
  }

  .section:nth-child(odd) > * {
    animation-delay: 0.1s;
  }
}

/* Añadir más colores de fondo */
.section:nth-child(even) {
  background: linear-gradient(135deg, #f1f5f9 0%, #e2e8f0 100%);
}

/* Estilos para páginas separadas */
.page-header {
  background: var(--gradient);
  color: var(--white);
  padding: 140px 0 80px;
  text-align: center;
}

.header-content {
  animation: fadeInUp 1s ease;
}

.page-logo {
  height: 80px;
  width: auto;
  filter: brightness(0) invert(1);
  margin-bottom: 30px;
  animation: float 3s ease-in-out infinite;
}

.page-header h1 {
  font-size: 3rem;
  margin-bottom: 15px;
  font-weight: 800;
}

.page-header p {
  font-size: 1.3rem;
  opacity: 0.9;
}

/* Mejorar tarjetas de información */
.info-card,
.form-card {
  background: var(--white);
  padding: 40px;
  border-radius: 20px;
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.1);
  border-top: 4px solid var(--medium-blue);
}

/* FAQ Section */
.faq-section {
  margin-top: 80px;
  text-align: center;
}

/* Actualizar todos los títulos para usar Inter */
.faq-section h3 {
  font-size: 2.5rem;
  color: var(--primary-blue);
  margin-bottom: 50px;
  font-weight: 800;
}

.faq-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.faq-item {
  background: var(--white);
  padding: 30px;
  border-radius: 15px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
  text-align: left;
  transition: transform 0.3s ease;
}

.faq-item:hover {
  transform: translateY(-5px);
}

.faq-item h4 {
  color: var(--primary-blue);
  margin-bottom: 15px;
  font-weight: 600;
}

/* Actualizar colores de secciones */
.objective-section {
  background: linear-gradient(135deg, var(--light-blue), var(--medium-blue));
  color: var(--white);
  padding: 40px;
  border-radius: 20px;
  margin-bottom: 50px;
}

.objective-section h3 {
  color: var(--white) !important; /* Forzar color blanco */
  margin-bottom: 20px;
  font-weight: 800;
}

.objective-section p {
  color: var(--white) !important; /* Forzar color blanco */
  font-size: 1.1rem;
  line-height: 1.8;
}

.download-guide {
  margin-top: 30px;
  padding: 25px;
  background: var(--bg-light);
  border-radius: 15px;
  text-align: center;
}

.guide-note {
  margin-top: 20px;
  padding: 15px;
  background: rgba(59, 130, 246, 0.1);
  border-radius: 10px;
  border-left: 4px solid var(--medium-blue);
}

.guide-note a {
  color: var(--medium-blue);
  text-decoration: none;
  font-weight: 600;
}

.guide-note a:hover {
  text-decoration: underline;
}

/* Footer links */
.footer-section a {
  display: block;
  color: rgba(255, 255, 255, 0.8);
  text-decoration: none;
  margin-bottom: 8px;
  transition: color 0.3s ease;
}

.footer-section a:hover {
  color: var(--light-blue);
}

/* Cambiar colores de navegación */
.nav-link.active {
  color: var(--white);
  font-weight: 600;
}

/* Animación de fondo sutil */
.animated-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(45deg, var(--primary-blue), var(--medium-blue), var(--light-blue), var(--primary-blue));
  background-size: 400% 400%;
  animation: gradientShift 15s ease infinite;
  z-index: -3;
}

@keyframes gradientShift {
  0% {
    background-position: 0% 50%;
  }
  50% {
    background-position: 100% 50%;
  }
  100% {
    background-position: 0% 50%;
  }
}

/* Editions page styles */
.editions-intro {
  text-align: center;
  margin-bottom: 60px;
  background: rgba(255, 255, 255, 0.8);
  backdrop-filter: blur(10px);
  padding: 40px;
  border-radius: 20px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.editions-intro h2 {
  color: var(--primary-blue);
  margin-bottom: 20px;
  font-weight: 800;
}

.editions-intro p {
  font-size: 1.2rem;
  color: var(--text-dark);
  line-height: 1.7;
  max-width: 800px;
  margin: 0 auto;
}

.loading-container {
  text-align: center;
  padding: 80px 20px;
}

.loading-spinner {
  width: 50px;
  height: 50px;
  border: 4px solid var(--bg-light);
  border-top: 4px solid var(--medium-blue);
  border-radius: 50%;
  animation: spin 1s linear infinite;
  margin: 0 auto 20px;
}

@keyframes spin {
  0% {
    transform: rotate(0deg);
  }
  100% {
    transform: rotate(360deg);
  }
}

.editions-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
  gap: 40px;
  margin-top: 40px;
}

.edition-card {
  background: var(--white);
  border-radius: 20px;
  overflow: hidden;
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.1);
  transition: all 0.3s ease;
  animation: fadeInUp 0.8s ease both;
}

.edition-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 25px 50px rgba(0, 0, 0, 0.15);
}

.edition-card.latest-edition {
  border: 3px solid var(--medium-blue);
  position: relative;
}

.edition-cover {
  position: relative;
  height: 250px;
  overflow: hidden;
}

.cover-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s ease;
}

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

.latest-badge {
  position: absolute;
  top: 15px;
  right: 15px;
  background: var(--gradient);
  color: var(--white);
  padding: 8px 16px;
  border-radius: 20px;
  font-size: 0.85rem;
  font-weight: 600;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.edition-info {
  padding: 30px;
}

.edition-info h3 {
  color: var(--primary-blue);
  margin-bottom: 15px;
  font-size: 1.4rem;
  font-weight: 700;
}

.edition-description {
  color: var(--text-light);
  margin-bottom: 20px;
  line-height: 1.6;
}

.edition-meta {
  display: flex;
  justify-content: space-between;
  margin-bottom: 25px;
  font-size: 0.9rem;
  color: var(--text-light);
}

.edition-date {
  font-weight: 600;
}

.edition-volume {
  background: var(--bg-light);
  padding: 4px 12px;
  border-radius: 15px;
  font-weight: 600;
}

.edition-actions {
  display: flex;
  gap: 15px;
  flex-wrap: wrap;
}

.btn-small {
  padding: 10px 20px;
  font-size: 0.9rem;
  flex: 1;
  min-width: 120px;
  text-align: center;
}

.no-editions {
  text-align: center;
  padding: 80px 20px;
}

.no-editions-content {
  background: var(--bg-light);
  padding: 60px 40px;
  border-radius: 20px;
  max-width: 500px;
  margin: 0 auto;
}

.no-editions-content h3 {
  color: var(--primary-blue);
  margin-bottom: 20px;
  font-size: 1.8rem;
  font-weight: 700;
}

.no-editions-content p {
  color: var(--text-light);
  font-size: 1.1rem;
  line-height: 1.6;
}

/* Responsive adjustments for editions */
@media (max-width: 768px) {
  .editions-grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }

  .edition-actions {
    flex-direction: column;
  }

  .btn-small {
    flex: none;
  }
}

/* Loading Screen */
.loading-screen {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, var(--primary-blue) 0%, var(--medium-blue) 100%);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 9999;
  transition: opacity 0.5s ease, visibility 0.5s ease;
}

.loading-screen.fade-out {
  opacity: 0;
  visibility: hidden;
}

.loading-content {
  text-align: center;
  color: var(--white);
}

.loading-logo {
  height: 120px;
  width: auto;
  filter: brightness(0) invert(1);
  margin-bottom: 40px;
  animation: float 2s ease-in-out infinite;
}

.loading-bar-container {
  width: 200px;
  height: 4px;
  background: rgba(255, 255, 255, 0.3);
  border-radius: 2px;
  margin: 0 auto 30px;
  overflow: hidden;
}

.loading-bar {
  height: 100%;
  background: var(--white);
  border-radius: 2px;
  animation: loadingBar 2s ease-in-out infinite;
}

.loading-dots {
  display: flex;
  justify-content: center;
  gap: 8px;
}

.loading-dots span {
  width: 8px;
  height: 8px;
  background: var(--white);
  border-radius: 50%;
  animation: loadingDots 1.4s ease-in-out infinite both;
}

.loading-dots span:nth-child(1) {
  animation-delay: -0.32s;
}
.loading-dots span:nth-child(2) {
  animation-delay: -0.16s;
}

@keyframes loadingBar {
  0%,
  100% {
    transform: translateX(-100%);
  }
  50% {
    transform: translateX(100%);
  }
}

@keyframes loadingDots {
  0%,
  80%,
  100% {
    transform: scale(0.8);
    opacity: 0.5;
  }
  40% {
    transform: scale(1.2);
    opacity: 1;
  }
}

.pdf-loading-message {
  text-align: center;
  padding: 20px;
  background: var(--bg-light);
  border-bottom: 1px solid #e5e7eb;
  color: var(--text-dark);
  font-weight: 500;
}

.pdf-loading-message p {
  margin: 0;
  font-size: 1rem;
}