/* Variables CSS para temas */
:root {
  /* Tema claro */
  --bg-primary: #ffffff;
  --bg-secondary: #f8f9fa;
  --bg-tertiary: #e9ecef;
  --text-primary: #212529;
  --text-secondary: #6c757d;
  --text-muted: #adb5bd;
  --border-color: #dee2e6;
  --accent-color: #007bff;
  --accent-hover: #0056b3;
  --success-color: #28a745;
  --warning-color: #ffc107;
  --danger-color: #dc3545;
  --shadow: rgba(0, 0, 0, 0.1);
  --shadow-hover: rgba(0, 0, 0, 0.15);
}

[data-theme="dark"] {
  /* Tema azul oscuro */
  --bg-primary: #0f1419;
  --bg-secondary: #1a2332;
  --bg-tertiary: #243447;
  --text-primary: #ffffff;
  --text-secondary: #e6e6e6;
  --text-muted: #b8c5d1;
  --border-color: #2d3748;
  --accent-color: #4dabf7;
  --accent-hover: #339af0;
  --success-color: #51cf66;
  --warning-color: #ffd43b;
  --danger-color: #ff6b6b;
  --shadow: rgba(0, 0, 0, 0.4);
  --shadow-hover: rgba(0, 0, 0, 0.5);
}

/* Reset y base */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  transition: background-color 0.3s ease, color 0.3s ease;
}

/* Layout principal */
.app {
  height: 100vh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

/* Header */
.header {
  background-color: var(--bg-secondary);
  border-bottom: 1px solid var(--border-color);
  padding: 0 1rem;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: 0 2px 4px var(--shadow);
}

.header-left {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.sidebar-toggle {
  background: none;
  border: none;
  color: var(--text-primary);
  font-size: 1.2rem;
  cursor: pointer;
  padding: 0.5rem;
  border-radius: 4px;
  transition: background-color 0.2s ease;
}

.sidebar-toggle:hover {
  background-color: var(--bg-tertiary);
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 1.5rem;
  font-weight: bold;
  color: var(--accent-color);
}

.logo img {
  width: 32px;
  height: 32px;
  object-fit: contain;
}

.logo i {
  font-size: 1.8rem;
}

/* Navegación principal */
.main-nav {
  display: flex;
  gap: 0.5rem;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  text-decoration: none;
  color: var(--text-secondary);
  border-radius: 6px;
  transition: all 0.2s ease;
  font-weight: 500;
}

.nav-item:hover,
.nav-item.active {
  background-color: var(--accent-color);
  color: white;
}

.nav-item i {
  font-size: 1.1rem;
}

/* Header derecho */
.header-right {
  display: flex;
  align-items: center;
  gap: 1rem;
}

/* Buscador */
.search-container {
  position: relative;
}

.search-input {
  width: 300px;
  padding: 0.5rem 2.5rem 0.5rem 1rem;
  border: 1px solid var(--border-color);
  border-radius: 20px;
  background-color: var(--bg-primary);
  color: var(--text-primary);
  font-size: 0.9rem;
  transition: all 0.2s ease;
}

.search-input:focus {
  outline: none;
  border-color: var(--accent-color);
  box-shadow: 0 0 0 3px rgba(0, 123, 255, 0.1);
}

.search-btn {
  position: absolute;
  right: 0.5rem;
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  color: var(--text-secondary);
  cursor: pointer;
  padding: 0.25rem;
}

.search-results {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background-color: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  box-shadow: 0 4px 12px var(--shadow);
  max-height: 400px;
  overflow-y: auto;
  z-index: 1001;
  display: none;
}

.search-result-item {
  padding: 0.75rem;
  border-bottom: 1px solid var(--border-color);
  cursor: pointer;
  transition: background-color 0.2s ease;
}

.search-result-item:hover {
  background-color: var(--bg-secondary);
}

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

.search-result-title {
  font-weight: 600;
  color: var(--accent-color);
  margin-bottom: 0.25rem;
}

.search-result-content {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.4;
}

.search-result-path {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-top: 0.25rem;
}

/* Toggle tema */
.theme-toggle {
  background: none;
  border: none;
  color: var(--text-primary);
  font-size: 1.2rem;
  cursor: pointer;
  padding: 0.5rem;
  border-radius: 50%;
  transition: all 0.2s ease;
}

.theme-toggle:hover {
  background-color: var(--bg-tertiary);
  transform: rotate(15deg);
}

/* Contenedor principal */
.main-container {
  display: flex;
  flex: 1;
  overflow: hidden;
}

/* Sidebar */
.sidebar {
  width: 280px;
  background-color: var(--bg-secondary);
  border-right: 1px solid var(--border-color);
  overflow-y: auto;
  transition: width 0.3s ease;
}

.sidebar.collapsed {
  width: 0;
  border-right: none;
  overflow: hidden;
}

.sidebar-content {
  padding: 1rem;
}

.sidebar-header {
  margin-bottom: 1rem;
}

.sidebar-header h3 {
  color: var(--text-primary);
  font-size: 1.1rem;
  font-weight: 600;
}

/* Navegación sidebar */
.sidebar-nav {
  list-style: none;
}

.nav-category {
  margin-bottom: 1rem;
}

.nav-category-title {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem;
  font-weight: 600;
  color: var(--text-primary);
  cursor: pointer;
  border-radius: 6px;
  transition: background-color 0.2s ease;
}

.nav-category-title:hover {
  background-color: var(--bg-tertiary);
}

.nav-category-title i {
  font-size: 1rem;
  transition: transform 0.2s ease;
}

.nav-category.collapsed .nav-category-title i {
  transform: rotate(-90deg);
}

.nav-items {
  margin-left: 1rem;
  border-left: 2px solid var(--border-color);
  padding-left: 0.5rem;
  transition: max-height 0.3s ease;
  overflow: hidden;
}

.nav-category.collapsed .nav-items {
  max-height: 0;
}

.nav-item-link {
  display: block;
  padding: 0.4rem 0.75rem;
  color: var(--text-secondary);
  text-decoration: none;
  border-radius: 4px;
  transition: all 0.2s ease;
  font-size: 0.9rem;
}

.nav-item-link:hover,
.nav-item-link.active {
  background-color: var(--accent-color);
  color: white;
}

/* Contenido principal */
.content {
  flex: 1;
  overflow-y: auto;
  background-color: var(--bg-primary);
}

.content-wrapper {
  max-width: 1200px;
  margin: 0 auto;
  padding: 2rem;
}

/* Pantalla de bienvenida */
.welcome-screen {
  text-align: center;
}

.welcome-content h1 {
  font-size: 3rem;
  margin-bottom: 0.5rem;
  color: var(--accent-color);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
}

.welcome-content h1 i {
  font-size: 2.5rem;
}

.welcome-subtitle {
  font-size: 1.2rem;
  color: var(--text-secondary);
  margin-bottom: 3rem;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
  margin-bottom: 3rem;
}

.feature-card {
  background-color: var(--bg-secondary);
  padding: 2rem;
  border-radius: 12px;
  border: 1px solid var(--border-color);
  cursor: pointer;
  transition: all 0.3s ease;
  text-align: center;
}

.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 25px var(--shadow-hover);
  border-color: var(--accent-color);
}

.feature-icon {
  width: 60px;
  height: 60px;
  background-color: var(--accent-color);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1rem;
  color: white;
  font-size: 1.5rem;
}

.feature-card h3 {
  margin-bottom: 0.5rem;
  color: var(--text-primary);
}

.feature-card p {
  color: var(--text-secondary);
  line-height: 1.5;
}

.quick-start {
  background-color: var(--bg-secondary);
  padding: 2rem;
  border-radius: 12px;
  border: 1px solid var(--border-color);
}

.quick-start h2 {
  margin-bottom: 1rem;
  color: var(--text-primary);
}

.quick-start p {
  color: var(--text-primary);
}

/* Contenido de documentación */
.breadcrumb {
  margin-bottom: 1rem;
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.breadcrumb a {
  color: var(--accent-color);
  text-decoration: none;
}

.breadcrumb a:hover {
  text-decoration: underline;
}

.article {
  background-color: var(--bg-secondary);
  padding: 2rem;
  border-radius: 12px;
  border: 1px solid var(--border-color);
  line-height: 1.7;
}

.article h1,
.article h2,
.article h3,
.article h4,
.article h5,
.article h6 {
  margin-top: 2rem;
  margin-bottom: 1rem;
  color: var(--text-primary);
}

.article h1 {
  font-size: 2.5rem;
  margin-top: 0;
  border-bottom: 2px solid var(--border-color);
  padding-bottom: 0.5rem;
}

.article h2 {
  font-size: 2rem;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 0.3rem;
}

.article h3 {
  font-size: 1.5rem;
}

.article h4 {
  font-size: 1.25rem;
}

.article p {
  margin-bottom: 1rem;
  color: var(--text-primary);
}

.article ul,
.article ol {
  margin-bottom: 1rem;
  padding-left: 2rem;
  color: var(--text-primary);
}

.article li {
  margin-bottom: 0.5rem;
  color: var(--text-primary);
}

.article a {
  color: var(--accent-color);
  text-decoration: none;
}

.article a:hover {
  text-decoration: underline;
}

.article code {
  background-color: var(--bg-tertiary);
  padding: 0.2rem 0.4rem;
  border-radius: 4px;
  font-family: 'Courier New', monospace;
  font-size: 0.9rem;
  color: var(--text-primary);
}

.article pre {
  background-color: var(--bg-tertiary);
  padding: 1rem;
  border-radius: 8px;
  overflow-x: auto;
  margin: 1rem 0;
  border: 1px solid var(--border-color);
  color: var(--text-primary);
}

.article pre code {
  background: none;
  padding: 0;
  color: var(--text-primary);
}

.article blockquote {
  border-left: 4px solid var(--accent-color);
  padding-left: 1rem;
  margin: 1rem 0;
  font-style: italic;
  color: var(--text-secondary);
}

.article table {
  width: 100%;
  border-collapse: collapse;
  margin: 1rem 0;
}

.article th,
.article td {
  padding: 0.75rem;
  text-align: left;
  border-bottom: 1px solid var(--border-color);
  color: var(--text-primary);
}

.article th {
  background-color: var(--bg-tertiary);
  font-weight: 600;
  color: var(--text-primary);
}

/* Loading */
.loading {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(0, 0, 0, 0.5);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  display: none;
}

.spinner {
  width: 40px;
  height: 40px;
  border: 4px solid var(--border-color);
  border-top: 4px solid var(--accent-color);
  border-radius: 50%;
  animation: spin 1s linear infinite;
  margin-bottom: 1rem;
}

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

.loading p {
  color: white;
  font-size: 1.1rem;
}

/* Responsive */
@media (max-width: 768px) {
  .main-nav {
    display: none;
  }
  
  .search-input {
    width: 200px;
  }
  
  .sidebar {
    position: fixed;
    top: 60px;
    left: 0;
    height: calc(100vh - 60px);
    z-index: 999;
    transform: translateX(-100%);
  }
  
  .sidebar.open {
    transform: translateX(0);
  }
  
  .content-wrapper {
    padding: 1rem;
  }
  
  .welcome-content h1 {
    font-size: 2rem;
    flex-direction: column;
    gap: 0.5rem;
  }
  
  .features-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 480px) {
  .header {
    padding: 0 0.5rem;
  }
  
  .search-input {
    width: 150px;
  }
  
  .logo span {
    display: none;
  }
}

/* Animaciones */
.fade-in {
  animation: fadeIn 0.3s ease-in;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Scrollbar personalizado */
::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: var(--bg-secondary);
}

::-webkit-scrollbar-thumb {
  background: var(--border-color);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--text-muted);
}