/* Reset básico y configuración general */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  line-height: 1.6;
  color: #333;
  background-color: #f8f9fa;
  max-width: 900px;
  margin: 0 auto;
  padding: 20px;
}

/* Header principal */
header {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: white;
  text-align: center;
  padding: 40px 20px;
  border-radius: 10px;
  margin-bottom: 30px;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

header h1 {
  font-size: 2.5em;
  margin-bottom: 10px;
  font-weight: 300;
}

header p {
  font-size: 1.2em;
  opacity: 0.9;
}

/* Secciones generales */
section {
  background: white;
  margin-bottom: 25px;
  padding: 30px;
  border-radius: 8px;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

section h2 {
  color: #667eea;
  font-size: 1.8em;
  margin-bottom: 20px;
  border-bottom: 2px solid #e9ecef;
  padding-bottom: 10px;
}

/* Artículos de experiencia */
article {
  margin-bottom: 25px;
  padding-bottom: 20px;
  border-bottom: 1px solid #e9ecef;
}

article:last-child {
  border-bottom: none;
  margin-bottom: 0;
}

article h3 {
  color: #495057;
  font-size: 1.4em;
  margin-bottom: 8px;
}

article p em {
  color: #6c757d;
  font-style: italic;
  font-size: 0.95em;
}

/* Listas */
ul {
  margin-top: 15px;
  padding-left: 20px;
}

li {
  margin-bottom: 8px;
  color: #495057;
}

/* Barras de progreso para idiomas y habilidades */
.skill-item {
  margin-bottom: 20px;
}

.skill-name {
  display: flex;
  justify-content: space-between;
  margin-bottom: 5px;
  font-weight: 500;
  color: #495057;
}

.skill-level {
  font-size: 0.9em;
  color: #6c757d;
}

.progress-bar {
  width: 100%;
  height: 8px;
  background-color: #e9ecef;
  border-radius: 4px;
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  background: linear-gradient(90deg, #667eea 0%, #764ba2 100%);
  border-radius: 4px;
  transition: width 0.3s ease;
}

/* Niveles específicos */
.progress-fill.basico {
  width: 40%;
}

.progress-fill.intermedio {
  width: 70%;
}

.progress-fill.avanzado {
  width: 90%;
}

.progress-fill.experto {
  width: 100%;
}

/* Footer/Contacto */
footer {
  background: #343a40;
  color: white;
  text-align: center;
  padding: 30px;
  border-radius: 8px;
  margin-top: 30px;
}

footer h2 {
  color: white;
  border-bottom: 2px solid #495057;
  margin-bottom: 20px;
}

footer p {
  margin-bottom: 10px;
  font-size: 1.1em;
}

/* Responsive para móviles */
@media (max-width: 768px) {
  body {
    padding: 15px;
  }

  header h1 {
    font-size: 2em;
  }

  section {
    padding: 20px;
  }
}