/* ===== ESTILOS MINIMALISTAS PARA TODA LA APLICACIÓN ===== */

/* Variables de color - Dark Mode por defecto */
:root {
  --color-white: #ffffff;
  --color-black: #000000;
  
  /* Colores principales - Dark Mode */
  --color-bg-primary: #353b47;
  --color-bg-secondary: #1a1a1a;
  --color-bg-tertiary: #2a2a2a;
  --color-bg-card: #171a20;
  --color-bg-overlay: rgba(0, 0, 0, 0.8);
  
  /* Texto - Dark Mode */
  --color-text-primary: #ffffff;
  --color-text-secondary: #e5e5e5;
  --color-text-tertiary: #a0a0a0;
  --color-text-muted: #6b7280;
  
  /* Bordes y separadores */
  --color-border-primary: #404040;
  --color-border-secondary: #525252;
  --color-border-tertiary: #6b7280;
  
  /* Estados */
  --color-success: #10b981;
  --color-warning: #f59e0b;
  --color-error: #ef4444;
  --color-info: #6b7280;
  
  /* Colores de acento */
  --color-accent: #6b7280;
  --color-accent-hover: #4b5563;
  --color-accent-rgb: 107, 114, 128;
  
  /* Sombras - Dark Mode */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.4), 0 2px 4px -1px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.4), 0 4px 6px -2px rgba(0, 0, 0, 0.3);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.4), 0 10px 10px -5px rgba(0, 0, 0, 0.3);
  
  /* Transiciones */
  --transition-fast: 0.15s ease;
  --transition-normal: 0.3s ease;
  --transition-slow: 0.5s ease;
}

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

html {
  background: #353b47; /* Color de fondo oscuro por defecto */
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  background: #0f0f0f; /* Color de fondo oscuro explícito */
  margin: 0;
  padding: 0;
  min-height: 100vh;
  height: 100vh; /* Altura fija para evitar scroll */
  color: var(--color-text-primary);
  line-height: 1.6;
  overflow-x: hidden; /* Prevenir scroll horizontal */
  overflow-y: hidden; /* Prevenir scroll vertical por defecto */
}

/* Ocultar contenido durante la carga inicial para evitar saltos visuales */
body.loading {
  opacity: 0;
  transition: opacity var(--transition-normal);
  padding: 0 !important;
  overflow: hidden; /* Prevenir scroll horizontal y vertical */
  height: 100vh; /* Forzar altura fija */
  width: 100vw; /* Forzar ancho fijo */
}

body.loading #header-controls {
  visibility: hidden;
  opacity: 0;
}

body.loading #app {
  visibility: hidden;
  opacity: 0;
}

body:not(.loading) {
  opacity: 1;
}

body:not(.loading) #header-controls,
body:not(.loading) #app {
  visibility: visible;
  opacity: 1;
  transition: opacity var(--transition-normal);
}

/* ===== ESTILOS PARA PÁGINAS DE PROYECTOS (VISOR DE DIAGRAMAS) ===== */

/* Cuando se carga un proyecto individual, el body debe ocupar toda la pantalla */
body.project-page {
  margin: 0;
  padding: 0;
  overflow: hidden;
  background: var(--color-bg-primary);
  height: 100vh;
  width: 100vw;
}

/* Contenedor principal para proyectos */
body.project-page #app {
  width: 100%;
  height: 100%;
  margin: 0;
  padding: 0;
  overflow: hidden;
}

/* Asegurar que XDiagrams ocupe toda la pantalla */
body.project-page .xdiagrams-container,
body.project-page .xdiagrams-wrapper {
  width: 100% !important;
  height: 100% !important;
  margin: 0 !important;
  padding: 0 !important;
  overflow: hidden !important;
}

/* ===== ESTILOS PARA LOGIN ===== */

/* Layout centrado para login */
body.login-page {
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--color-bg-primary) 0%, var(--color-bg-secondary) 100%);
}

/* Indicador de carga */
.loading-indicator {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  text-align: center;
  color: var(--color-text-secondary);
  z-index: 1000;
}

.loading-spinner {
  width: 40px;
  height: 40px;
  border: 3px solid var(--color-border-secondary);
  border-top: 3px solid var(--color-text-primary);
  border-radius: 50%;
  animation: spin 1s linear infinite;
  margin: 0 auto 20px;
}

.loading-indicator p {
  font-size: 14px;
  font-weight: 500;
  color: var(--color-text-secondary);
}

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

/* Logo principal */
.logo {
  margin-bottom: 2rem;
  display: flex;
  justify-content: center;
  align-items: center;
}

.logo-img {
  width: 48px;
  height: 48px;
  border-radius: 8px;
  box-shadow: var(--shadow-md);
}

/* Ícono del botón de logout */
.logo-icon {
  width: 16px;
  height: 16px;
  border-radius: 3px;
}

/* Título */
h1 {
  font-size: 2rem;
  font-weight: 700;
  color: var(--color-text-primary);
  margin-bottom: 1rem;
  text-align: center;
}

h2 {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: 1rem;
  text-align: center;
}

h3 {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: 0.5rem;
}

/* Subtítulo */
.subtitle {
  color: var(--color-text-secondary);
  font-size: 1rem;
  margin-bottom: 2rem;
  text-align: center;
  line-height: 1.6;
}

/* Contenedor principal de login */
.login-container {
  background: var(--color-bg-card);
  padding: 3rem;
  border-radius: 12px;
  box-shadow: var(--shadow-sm);
  text-align: center;
  max-width: 400px;
  width: 90%;
  opacity: 0;
  transition: opacity var(--transition-normal);
  border: 1px solid var(--color-border-primary);
}

.login-container.show {
  opacity: 1;
}

/* Mensaje de error */
.error-message {
  background: rgba(239, 68, 68, 0.1);
  border: 1px solid var(--color-error);
  color: var(--color-error);
  padding: 1rem;
  border-radius: 8px;
  margin-bottom: 1.5rem;
  display: none;
  font-size: 0.9rem;
}

.error-message.show {
  display: block;
}

/* Botón de login */
.login-button {
  background: var(--color-bg-tertiary);
  color: var(--color-text-primary);
  border: 1px solid var(--color-border-primary);
  padding: 12px 24px;
  border-radius: 8px;
  font-size: 1rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition-fast);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  width: 100%;
  margin-bottom: 1.5rem;
}

.login-button:hover {
  background: var(--color-border-secondary);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.login-button:active {
  transform: translateY(0);
}

/* Ícono de Google */
.google-icon {
  width: 20px;
  height: 20px;
}

/* Nota de seguridad */
.security-note {
  background: var(--color-bg-tertiary);
  border: 1px solid var(--color-border-secondary);
  padding: 1rem;
  border-radius: 8px;
  font-size: 0.85rem;
  color: var(--color-text-secondary);
  line-height: 1.5;
}

/* ===== ESTILOS PARA FORBIDDEN ===== */

/* Layout centrado para forbidden */
body.forbidden-page {
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--color-bg-primary) 0%, var(--color-bg-secondary) 100%);
}

.forbidden-container {
  background: var(--color-bg-card);
  padding: 3rem;
  border-radius: 12px;
  box-shadow: var(--shadow-sm);
  text-align: center;
  max-width: 500px;
  width: 90%;
  border: 1px solid var(--color-border-primary);
}

.forbidden-container h1 {
  color: var(--color-error);
  margin-bottom: 1rem;
}

.forbidden-container p {
  color: var(--color-text-secondary);
  margin-bottom: 2rem;
  line-height: 1.6;
}

.forbidden-message {
  margin: 1.5rem 0;
  padding: 1rem;
  background: var(--color-bg-tertiary);
  border: 1px solid var(--color-border-secondary);
  border-radius: 8px;
  text-align: center;
}

.specific-reason {
  color: var(--color-error);
  font-weight: 600;
  margin-top: 0.5rem;
  display: none;
}

.forbidden-details {
  margin: 2rem 0;
  padding: 1.5rem;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border-primary);
  border-radius: 8px;
}

.forbidden-details h3 {
  color: var(--color-text-primary);
  margin-bottom: 1rem;
  font-size: 1.1rem;
}

.forbidden-details ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.forbidden-details li {
  color: var(--color-text-secondary);
  margin-bottom: 0.5rem;
  padding-left: 1.5rem;
  position: relative;
}

.forbidden-details li:before {
  content: "•";
  color: var(--color-error);
  position: absolute;
  left: 0;
  font-weight: bold;
}

.actions {
  display: flex;
  gap: 1rem;
  justify-content: center;
  margin-top: 2rem;
}

.btn-primary {
  background: var(--color-bg-tertiary);
  color: var(--color-text-primary);
  border: 1px solid var(--color-border-primary);
  padding: 12px 24px;
  border-radius: 6px;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.btn-primary:hover {
  background: var(--color-border-secondary);
  transform: translateY(-1px);
}

.btn-secondary {
  background: var(--color-bg-tertiary);
  color: var(--color-text-primary);
  border: 1px solid var(--color-border-primary);
  padding: 12px 24px;
  border-radius: 6px;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.btn-secondary:hover {
  background: var(--color-border-secondary);
  transform: translateY(-1px);
}

/* ===== ESTILOS PARA CALLBACK ===== */

/* Layout centrado para callback */
body.callback-page {
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--color-bg-primary) 0%, var(--color-bg-secondary) 100%);
}

.callback-container {
  /* background: var(--color-bg-card); */
  padding: 3rem;
  border-radius: 12px;
  /* box-shadow: var(--shadow-xl); */
  text-align: center;
  max-width: 400px;
  width: 90%;
  border: 1px solid var(--color-border-primary);
}

.callback-container h2 {
  color: var(--color-text-primary);
  margin-bottom: 2rem;
}

.progress-container {
  margin: 2rem 0;
}

.progress-bar {
  width: 100%;
  height: 8px;
  background: var(--color-bg-tertiary);
  border-radius: 4px;
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  background: var(--color-text-primary);
  border-radius: 4px;
  animation: progress 2s ease-in-out infinite;
}

@keyframes progress {
  0% { width: 0%; }
  50% { width: 70%; }
  100% { width: 100%; }
}

.status {
  color: var(--color-text-secondary);
  font-size: 0.9rem;
  margin-bottom: 2rem;
}

.user-info {
  /* background: var(--color-bg-tertiary); */
  border-bottom: 1px solid var(--color-border-secondary); 
  padding: 1rem;
  border-radius: 8px 8px 0px 0px;
  color: var(--color-text-secondary);
  font-size: 0.9rem;
}

.user-email {
  color: var(--color-text-primary);
  font-weight: 600;
}

/* ===== INDICADORES DE CARGA ===== */

/* Nota: Los indicadores de carga están manejados por XDiagrams */
/* No necesitamos estilos adicionales aquí */

/* ===== FLOATING APP ICON ===== */

.floating-app-icon {
  position: fixed;
  top: 20px;
  left: 20px;
  z-index: 1000;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border-primary);
  border-radius: 12px;
  padding: 8px;
  box-shadow: var(--shadow-md);
  cursor: pointer;
  width: 40px;
  height: 40px;
  display: none; /* Oculto temporalmente */
  align-items: center;
  justify-content: center;
}

.floating-app-icon-container {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 8px;
  background: transparent;
  overflow: hidden;
}

.floating-app-icon img {
  width: 20px;
  height: 20px;
  border-radius: 4px;
  object-fit: contain;
}

.floating-app-icon-fallback {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 20px;
  height: 20px;
  background: var(--color-accent);
  color: white;
  font-weight: 600;
  font-size: 12px;
  border-radius: 4px;
}

/* ===== FLOATING PROJECT PILL ===== */

.floating-project-pill {
  position: fixed;
  top: 20px;
  left: 20px;
  z-index: 1000;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border-primary);
  border-radius: 12px;
  padding: 8px 12px;
  box-shadow: var(--shadow-md);
  cursor: pointer;
  height: 40px;
  display: flex; /* Mostrar el título del proyecto */
  align-items: center;
  opacity: 1; /* Siempre visible */
  animation: fadeInProjectPill 0.6s ease-out forwards;
}

@keyframes fadeInProjectPill {
  from {
    opacity: 0;
    transform: translateX(-10px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

.floating-project-pill-container {
  display: flex;
  align-items: center;
  gap: 8px;
}

.project-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  border-radius: 6px;
  background: var(--color-bg-tertiary);
  overflow: hidden;
}

.project-icon img {
  width: 16px;
  height: 16px;
  border-radius: 3px;
  object-fit: contain;
}

.project-icon-fallback {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 100%;
  background: var(--color-accent);
  color: white;
  font-weight: 600;
  font-size: 10px;
  border-radius: 3px;
}

.project-name {
  color: var(--color-text-primary);
  font-weight: 500;
  font-size: 14px;
  white-space: nowrap;
}

/* ===== OCULTACIÓN CONDICIONAL DEL FLOATING TITLE PILL DE XDIAGRAMS ===== */

/* Ocultar floating-title-pill solo cuando se especifica en la configuración */
.xdiagrams-hide-title-pill .floating-title-pill {
  display: none !important;
}

/* ===== ESTILOS PARA DASHBOARD ===== */

/* Layout centrado para dashboard */
body.dashboard-page {
  background: linear-gradient(135deg, var(--color-bg-primary) 0%, var(--color-bg-secondary) 100%);
  min-height: 100vh;
  padding: 4rem 1rem 2rem 1rem; /* Más padding arriba para los controles fijos */
}

.dashboard-container {
  max-width: 1200px;
  margin: 0 auto;
  text-align: center;
}

.dashboard-container h1 {
  color: var(--color-text-primary);
  margin-bottom: 1rem;
}

.dashboard-container p {
  color: var(--color-text-secondary);
  margin-bottom: 2rem;
  line-height: 1.6;
  text-align: center;
}

.apps-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2.5rem;
  margin: 2rem auto;
  max-width: 1200px;
  padding: 0 2rem;
}

.app-card {
  background: var(--color-bg-card);
  padding: 3rem 2.5rem;
  border-radius: 16px;
  border: 1px solid var(--color-border-primary);
  text-decoration: none;
  color: var(--color-text-primary);
  transition: all var(--transition-fast);
  text-align: center;
  cursor: pointer;
  min-height: 240px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  opacity: 0;
  transform: translateY(20px);
  animation: fadeInUp 0.6s ease-out forwards;
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Animación escalonada para las cards */
.app-card:nth-child(1) { animation-delay: 0.1s; }
.app-card:nth-child(2) { animation-delay: 0.2s; }
.app-card:nth-child(3) { animation-delay: 0.3s; }
.app-card:nth-child(4) { animation-delay: 0.4s; }
.app-card:nth-child(5) { animation-delay: 0.5s; }
.app-card:nth-child(6) { animation-delay: 0.6s; }

.app-card:hover {
  background: var(--color-bg-tertiary);
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-border-secondary);
}

.app-logo {
  margin-bottom: 1.5rem;
  display: flex;
  justify-content: center;
  align-items: center;
  height: 64px;
  width: 64px;
  background: var(--color-bg-tertiary);
  border-radius: 12px;
  padding: 12px;
}

.app-logo img {
  width: 40px;
  height: 40px;
  border-radius: 8px;
  box-shadow: var(--shadow-sm);
}

.app-card h3 {
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: 0.75rem;
  color: var(--color-text-primary);
}

.app-card p {
  color: var(--color-text-secondary);
  font-size: 1rem;
  margin: 0;
  line-height: 1.5;
}

/* ===== ESTILOS PARA MENÚ DE USUARIO ===== */

.user-menu-container {
  position: relative;
}

.user-menu-trigger {
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
  border-radius: 50%;
}

.user-avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  object-fit: cover;
  border: 1px solid var(--color-border-primary);
  background: var(--color-bg-tertiary);
}

.user-menu {
  position: absolute;
  top: 100%;
  right: 0;
  margin-top: 0.5rem;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border-primary);
  border-radius: 12px;
  box-shadow: var(--shadow-xl);
  min-width: 280px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-10px);
  transition: all var(--transition-normal);
  z-index: 1000;
}

.user-menu.show {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.user-info {
  display: flex;
  align-items: center;
  padding: 1.5rem;
  gap: 1rem;
  position: relative;
  padding-right: 3rem;
}

.user-avatar-large {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  object-fit: cover;
  border: 1px solid var(--color-border-primary);
  background: var(--color-bg-tertiary);
  flex-shrink: 0;
}

.user-details {
  flex: 1;
  min-width: 0;
}

.user-name {
  font-weight: 600;
  color: var(--color-text-primary);
  font-size: 1rem;
  margin-bottom: 0.25rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.user-email {
  color: var(--color-text-secondary);
  font-size: 0.875rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.theme-toggle {
  background: var(--color-bg-tertiary);
  border: 1px solid var(--color-border-secondary);
  color: var(--color-text-primary);
  width: 24px;
  height: 24px;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  position: absolute;
  top: 8px;
  right: 8px;
}

.theme-icon {
  width: 12px;
  height: 12px;
}

/* ===== ESTILOS PARA ICONOS DE TEMA ===== */

.auth-theme-icon {
  width: 12px;
  height: 12px;
  display: block;
  transition: all 0.3s ease;
}

.sun-icon {
  opacity: 1;
  transform: rotate(0deg);
  transition: all 0.3s ease;
}

.sun-icon:hover {
  transform: rotate(90deg);
}

/* Animación para el icono de sol */
.sun-icon circle {
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  transition: all 0.3s ease;
}

.sun-icon line {
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  transition: all 0.3s ease;
}

/* Efecto de brillo en hover */
.sun-icon:hover circle {
  stroke-width: 2.5;
  filter: drop-shadow(0 0 4px currentColor);
}

.sun-icon:hover line {
  stroke-width: 2.5;
  filter: drop-shadow(0 0 2px currentColor);
}

/* ===== ESTILOS PARA ICONO DE LUNA ===== */

.moon-icon {
  opacity: 1;
  transform: rotate(0deg);
  transition: all 0.3s ease;
}

.moon-icon:hover {
  transform: rotate(-15deg);
}

/* Animación para el icono de luna */
.moon-icon path {
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  transition: all 0.3s ease;
}

/* Efecto de brillo en hover para luna */
.moon-icon:hover path {
  stroke-width: 2.5;
  filter: drop-shadow(0 0 4px currentColor);
}

/* ===== SOBRESCRIBIR ESTILOS DE XDIAGRAMS ===== */

/* Sobrescribir estilos conflictivos de xdiagrams para nuestros iconos */
.theme-toggle .sun-icon,
.theme-toggle .moon-icon {
  position: static !important;
  transform: none !important;
  top: auto !important;
  left: auto !important;
  margin: 0 !important;
  padding: 0 !important;
  line-height: 1 !important;
  opacity: 1 !important;
}

/* Asegurar que nuestros iconos no hereden estilos de xdiagrams */
.theme-toggle .auth-theme-icon.sun-icon,
.theme-toggle .auth-theme-icon.moon-icon {
  position: static !important;
  transform: none !important;
  top: auto !important;
  left: auto !important;
  margin: 0 !important;
  padding: 0 !important;
  line-height: 1 !important;
  opacity: 1 !important;
}

/* ===== ESTILOS PARA USER MENU ===== */

.theme-toggle .auth-theme-icon {
  width: 10px;
  height: 10px;
  position: static !important;
  transform: none !important;
  top: auto !important;
  left: auto !important;
  margin: 0 !important;
  padding: 0 !important;
  line-height: 1 !important;
}

/* ===== ESTILOS PARA ICONO DE LOGOUT ===== */

.logout-icon {
  width: 16px;
  height: 16px;
  transition: all 0.3s ease;
}

.logout-icon path,
.logout-icon polyline,
.logout-icon line {
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
  transition: all 0.3s ease;
}

/* Efecto hover para el icono de logout */
.user-menu-logout:hover .logout-icon {
  /* Sin animaciones ni efectos */
}



.user-menu-logout {
  width: 100%;
  background: none;
  border: none;
  color: var(--color-text-primary);
  padding: 1rem 1.5rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.875rem;
  font-weight: 500;
}

.logout-icon {
  width: 16px;
  height: 16px;
}

/* ===== ESTILOS PARA LIGHT MODE ===== */

body.light-mode {
  --color-bg-primary: #ffffff;
  --color-bg-secondary: #f9fafb;
  --color-bg-tertiary: #f3f4f6;
  --color-bg-card: #ffffff;
  --color-bg-overlay: rgba(0, 0, 0, 0.1);
  
  --color-text-primary: #111827;
  --color-text-secondary: #374151;
  --color-text-tertiary: #6b7280;
  --color-text-muted: #9ca3af;
  
  --color-border-primary: #e5e7eb;
  --color-border-secondary: #d1d5db;
  --color-border-tertiary: #9ca3af;
  
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

/* ===== ESTILOS PARA CONTROLES DEL HEADER ===== */

#header-controls {
  position: fixed;
  top: 1rem;
  right: 1rem;
  z-index: 1000;
  display: flex;
  gap: 0.75rem;
  align-items: center;
}

#apps-btn {
  background: var(--color-bg-card);
  color: var(--color-text-primary);
  border: 1px solid var(--color-border-primary);
  padding: 10px;
  border-radius: 6px;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  display: none; /* Oculto temporalmente */
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
}

.grid-icon {
  width: 18px;
  height: 18px;
}

/* ===== ESTILOS PARA LOGOUT ===== */

#logout-container {
  display: block;
}

#logout-btn {
  /* background: var(--color-bg-card); */
  color: var(--color-text-primary);
  /* border: 1px solid var(--color-border-primary); */
  padding: 10px 16px;
  border-radius: 0px 0px 8px 8px;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 8px;
  letter-spacing: 0.025em;
}

/* ===== RESPONSIVE ===== */

@media (max-width: 480px) {
  .login-container,
  .forbidden-container,
  .callback-container {
    padding: 2rem;
    margin: 1rem;
  }
  
  .logo {
    font-size: 2rem;
  }
  
  .login-container h1,
  .forbidden-container h1 {
    font-size: 1.5rem;
  }
  
  .subtitle {
    font-size: 0.9rem;
  }
  
  .forbidden-container .button-group {
    flex-direction: column;
  }
  
  .apps-grid {
    grid-template-columns: 1fr;
  }
  
  #header-controls {
    top: 0.5rem;
    right: 0.5rem;
    gap: 0.5rem;
  }
  
  #apps-btn,
  #logout-btn {
    padding: 8px 12px;
    font-size: 12px;
  }
  
  .grid-icon {
    width: 16px;
    height: 16px;
  }
}

/* ===== ESTADOS DE CARGA ===== */

.loading {
  pointer-events: none;
  opacity: 0.7;
}

.loading .login-button {
  background: var(--color-text-muted);
  cursor: not-allowed;
}

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

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.login-container.show,
.forbidden-container,
.callback-container {
  animation: fadeInUp var(--transition-normal);
}

/* ===== UTILIDADES ===== */

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

.mb-2 {
  margin-bottom: 1rem;
}

.mb-4 {
  margin-bottom: 2rem;
}

.hidden {
  display: none;
}

/* ===== ESTILOS PARA LANDING PAGE ===== */

/* Estilos específicos para el landing */
.landing-container {
  min-height: 100vh;
  background: linear-gradient(135deg, var(--color-bg-primary) 0%, var(--color-bg-secondary) 100%);
  display: flex;
  flex-direction: column;
  position: relative;
  z-index: 1;
}

.hero-section {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem;
  text-align: center;
}

.hero-content {
  max-width: 800px;
  margin: 0 auto;
}

.hero-title {
  font-size: 3.5rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
  color: var(--color-text-primary);
}

.hero-subtitle {
  font-size: 1.25rem;
  color: var(--color-text-secondary);
  margin-bottom: 2rem;
  line-height: 1.6;
}

.cta-buttons {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

.cta-primary {
  background: var(--color-bg-tertiary);
  color: var(--color-text-primary);
  padding: 1rem 2rem;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 600;
  transition: all var(--transition-fast);
  border: 1px solid var(--color-border-primary);
  cursor: pointer;
  font-size: 1.1rem;
}

.cta-primary:hover {
  background: var(--color-border-secondary);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.cta-secondary {
  background: transparent;
  color: var(--color-text-primary);
  padding: 1rem 2rem;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 600;
  transition: all var(--transition-fast);
  border: 2px solid var(--color-border-primary);
  cursor: pointer;
  font-size: 1.1rem;
}

.cta-secondary:hover {
  background: var(--color-bg-tertiary);
  border-color: var(--color-border-secondary);
  transform: translateY(-2px);
}

.features-section {
  padding: 4rem 2rem;
  background: var(--color-bg-secondary);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  max-width: 1200px;
  margin: 0 auto;
}

.feature-card {
  background: var(--color-bg-card);
  padding: 2rem;
  border-radius: 12px;
  border: 1px solid var(--color-border-primary);
  text-align: center;
  transition: all var(--transition-fast);
}

.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-sm);
  border-color: var(--color-border-secondary);
}

.feature-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 1rem;
  background: var(--color-bg-tertiary);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  border: 1px solid var(--color-border-primary);
}

.feature-title {
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: 1rem;
  color: var(--color-text-primary);
}

.feature-description {
  color: var(--color-text-secondary);
  line-height: 1.6;
}

.landing-header {
  padding: 1rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid var(--color-border-primary);
}

.landing-logo {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-text-primary);
  text-decoration: none;
}

.landing-nav-buttons {
  display: flex;
  gap: 1rem;
}

.landing-footer {
  padding: 2rem;
  text-align: center;
  border-top: 1px solid var(--color-border-primary);
  color: var(--color-text-secondary);
}

.landing-footer-links {
  display: flex;
  justify-content: center;
  gap: 2rem;
  margin-bottom: 1rem;
}

.landing-footer-link {
  color: var(--color-text-secondary);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.landing-footer-link:hover {
  color: var(--color-text-primary);
}

/* Loading spinner para landing */
.landing-loading-spinner {
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
  background: var(--color-bg-primary);
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 1000;
}

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

/* Responsive para landing */
@media (max-width: 768px) {
  .hero-title {
    font-size: 2.5rem;
  }
  
  .cta-buttons {
    flex-direction: column;
    align-items: center;
  }
  
  .features-grid {
    grid-template-columns: 1fr;
  }
  
  .landing-footer-links {
    flex-direction: column;
    gap: 1rem;
  }
}

/* Responsive para grid de aplicaciones */
@media (max-width: 1024px) {
  .apps-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
    padding: 0 1.5rem;
    max-width: 900px;
  }
  
  .app-card {
    padding: 2.5rem 2rem;
    min-height: 220px;
  }
  
  .app-logo {
    height: 56px;
    width: 56px;
    padding: 10px;
  }
  
  .app-logo img {
    width: 36px;
    height: 36px;
  }
  
  .app-card h3 {
    font-size: 1.25rem;
  }
  
  .app-card p {
    font-size: 0.9rem;
  }
}

@media (max-width: 768px) {
  .apps-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
    padding: 0 1rem;
    max-width: 450px;
  }
  
  .app-card {
    padding: 2rem 1.5rem;
    min-height: 200px;
  }
  
  .app-logo {
    height: 48px;
    width: 48px;
    padding: 8px;
  }
  
  .app-logo img {
    width: 32px;
    height: 32px;
  }
  
  .app-card h3 {
    font-size: 1.1rem;
  }
  
  .app-card p {
    font-size: 0.85rem;
  }
}