/* Configuración general */
:root {
  --primary-color: #2c3e50;
  --secondary-color: #3498db;
  --text-color: #333;
  --light-gray: #f8f9fa;
  --border-color: #e1e4e8;
}

body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  color: var(--text-color);
  line-height: 1.7;
}

.hero-banner {
  background-image: url('images/banner.jpg');
  background-color: red;  /* AGREGA ESTA LÍNEA TEMPORALMENTE */
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  padding: 120px 20px;
  margin: -20px -20px 40px -20px;
  text-align: center;
  position: relative;
}

/* Sección de imágenes de trabajo */
.work-images {
  max-width: 1200px;
  margin: 40px auto;
  padding: 0 20px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
  gap: 30px;
}

.image-container {
  text-align: center;
}

.field-image {
  width: 100%;
  height: 350px;
  object-fit: cover;
  border-radius: 8px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.field-image:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
}

.image-container em {
  display: block;
  font-style: italic;
  color: #666;
  font-size: 0.95em;
  margin-top: 15px;
  line-height: 1.5;
}

@media (max-width: 768px) {
  .work-images {
    grid-template-columns: 1fr;
  }
  
  .field-image {
    height: 250px;
  }
}

.hero-banner h1 {
  position: relative;
  z-index: 2;
  color: white;
  font-size: 3em;
  font-weight: 700;
  margin: 0;
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

/* Contenedor principal con dos columnas */
.main-content {
  display: grid;
  grid-template-columns: 300px 1fr;
  gap: 50px;
  max-width: 1200px;
  margin: 0 auto 60px;
  padding: 0 20px;
}

/* Sidebar con perfil */
.sidebar-profile {
  text-align: center;
}

/* Foto de perfil - MÁS GRANDE */
.profile-photo {
  width: 200px !important;
  height: 200px !important;
  border-radius: 50%;
  object-fit: cover;
  border: 4px solid var(--border-color);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  margin-bottom: 20px;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.profile-photo:hover {
  transform: scale(1.05);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.25);
}

/* Nombre del perfil */
.profile-name {
  font-size: 1.3em;
  color: var(--primary-color);
  margin: 20px 0 10px 0;
  font-weight: 600;
}

/* Subtítulo del perfil */
.profile-subtitle {
  font-size: 0.95em;
  color: #666;
  margin-bottom: 25px;
  line-height: 1.5;
}

/* Enlaces del perfil */
.profile-links {
  text-align: left;
  padding: 0 20px;
}

.profile-links p {
  margin: 12px 0;
  font-size: 0.95em;
  display: flex;
  align-items: center;
  gap: 10px;
}

.profile-links i {
  width: 20px;
  color: var(--secondary-color);
  font-size: 1.1em;
}

.profile-links a {
  color: var(--text-color);
  text-decoration: none;
  transition: color 0.2s ease;
}

.profile-links a:hover {
  color: var(--secondary-color);
}

/* Texto principal */
.main-text {
  padding-top: 20px;
}

.main-text p {
  font-size: 1.05em;
  line-height: 1.8;
  margin-bottom: 20px;
}

/* Sección de imágenes */
.image-section {
  max-width: 1200px;
  margin: 40px auto;
  padding: 0 20px;
  text-align: center;
}

.field-image {
  width: 100%;
  max-width: 100%;
  height: auto;
  border-radius: 8px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
  margin-bottom: 15px;
}

.image-section em {
  display: block;
  font-style: italic;
  color: #666;
  font-size: 0.95em;
  margin-top: 10px;
}

/* Navbar personalizado */
.navbar {
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

/* Responsive Design */
@media (max-width: 768px) {
  .hero-banner {
    padding: 80px 20px;
  }
  
  .hero-banner h1 {
    font-size: 2em;
  }
  
  .main-content {
    grid-template-columns: 1fr;
    gap: 30px;
  }
  
  .profile-photo {
    width: 160px !important;
    height: 160px !important;
  }
  
  .profile-name {
    font-size: 1.1em;
  }
  
  .profile-links {
    padding: 0 10px;
  }
}

@media (max-width: 480px) {
  .hero-banner {
    padding: 60px 15px;
  }
  
  .hero-banner h1 {
    font-size: 1.6em;
  }
  
  .profile-photo {
    width: 140px !important;
    height: 140px !important;
  }
}

/* Estilos para otras páginas */
.page-content {
  max-width: 900px;
  margin: 40px auto;
  padding: 0 20px;
}

/* Mejoras para listas */
article ul {
  list-style: none;
  padding-left: 0;
}

article li {
  padding: 8px 0;
  padding-left: 25px;
  position: relative;
}

article li:before {
  content: "▸";
  position: absolute;
  left: 0;
  color: var(--secondary-color);
  font-weight: bold;
}

/* Mejoras para el texto principal */
.main-text h3 {
  color: var(--primary-color);
  font-size: 1.1em;
  margin-top: 25px;
  margin-bottom: 12px;
  border-bottom: 2px solid var(--secondary-color);
  padding-bottom: 5px;
}

.main-text p strong {
  color: var(--secondary-color);
  font-weight: 600;
}

.main-text hr {
  border: none;
  border-top: 1px solid #e1e4e8;
  margin: 20px 0;
}

.main-text p {
  font-size: 0.95em;
  line-height: 1.7;
  margin-bottom: 15px;
  text-align: justify;
}

/* Sección de áreas de trabajo */
h2 {
  color: var(--primary-color);
  font-size: 1.8em;
  margin: 50px 0 30px 0;
  text-align: center;
  border-bottom: 3px solid var(--secondary-color);
  padding-bottom: 10px;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

/* Agregar al final de tu styles.css */

/* Contenedor de estadísticas */
.stats-container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 30px;
  max-width: 800px;
  margin: 40px auto;
}

.stat-box {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: white;
  padding: 30px;
  border-radius: 10px;
  text-align: center;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
  transition: transform 0.3s ease;
}

.stat-box:hover {
  transform: translateY(-5px);
}

.stat-box strong {
  display: block;
  font-size: 2.5em;
  margin-bottom: 10px;
}

/* Estilos para las tesis */
article h2 {
  color: #2c3e50;
  font-size: 2em;
  margin-top: 60px;
  margin-bottom: 30px;
  border-bottom: 3px solid #3498db;
  padding-bottom: 15px;
}

article h3 {
  color: #3498db;
  font-size: 1.5em;
  margin-top: 40px;
  margin-bottom: 20px;
  padding-left: 15px;
  border-left: 4px solid #3498db;
}

article p strong {
  color: #2c3e50;
  font-size: 1.05em;
  display: block;
  margin-bottom: 5px;
}

article p em {
  color: #666;
  font-style: italic;
  display: block;
  margin-bottom: 10px;
}

article p {
  color: #555;
  line-height: 1.6;
  margin-bottom: 25px;
  padding-left: 20px;
}

/* Grid de temas */
.topics-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 25px;
  margin: 40px 0;
}

.topic-card {
  background: #f8f9fa;
  padding: 25px;
  border-radius: 10px;
  border-left: 4px solid #3498db;
  transition: all 0.3s ease;
}

.topic-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.1);
  border-left-color: #667eea;
}

.topic-card h3 {
  color: #2c3e50;
  font-size: 1.2em;
  margin: 0 0 10px 0;
  padding: 0;
  border: none;
}

.topic-card p {
  color: #666;
  font-size: 0.9em;
  margin: 0;
  padding: 0;
  line-height: 1.5;
}

/* Responsive */
@media (max-width: 768px) {
  .stats-container {
    grid-template-columns: 1fr;
  }
  
  .topics-grid {
    grid-template-columns: 1fr;
  }
  
  article h2 {
    font-size: 1.6em;
  }
  
  article h3 {
    font-size: 1.3em;
  }
}

/* Estilos para página de CV */
.cv-container {
  max-width: 1000px;
  margin: 40px auto;
  padding: 0 20px;
}

.download-button {
  display: inline-block;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: white !important;
  padding: 15px 40px;
  border-radius: 8px;
  text-decoration: none;
  font-size: 1.1em;
  font-weight: 600;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  transition: all 0.3s ease;
  text-align: center;
}

.download-button:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
  color: white !important;
}

.cv-container iframe {
  margin-top: 30px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}