/* ========================================
   PERFORMANCE OPTIMIZATIONS - NotIA
   ======================================== */

/* ========================================
   OPTIMIZACIONES DE RENDIMIENTO
   ======================================== */

/* Usar transform3d para activar aceleración por hardware */
.gpu-accelerated {
  transform: translateZ(0);
  -webkit-transform: translateZ(0);
  will-change: transform;
}

/* Optimizar animaciones para mejor rendimiento */
.animate-optimized {
  transform: translateZ(0);
  -webkit-transform: translateZ(0);
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
  perspective: 1000px;
  -webkit-perspective: 1000px;
}

/* Reducir repaints y reflows */
.no-repaint {
  contain: layout style paint;
}

/* Optimizar scroll */
.smooth-scroll {
  scroll-behavior: smooth;
  -webkit-overflow-scrolling: touch;
}

/* ========================================
   OPTIMIZACIONES DE IMÁGENES
   ======================================== */

/* Lazy loading para imágenes */
img[data-src] {
  opacity: 0;
  transition: opacity 0.3s;
}

img[data-src].loaded {
  opacity: 1;
}

/* Placeholder para imágenes */
.img-placeholder {
  background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
}

/* Optimizar imágenes de fondo */
.bg-optimized {
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  image-rendering: -webkit-optimize-contrast;
  image-rendering: crisp-edges;
}

/* ========================================
   OPTIMIZACIONES DE FONTES
   ======================================== */

/* Preload de fuentes críticas */
@font-face {
  font-family: 'Poppins';
  font-display: swap;
  src: url('https://fonts.gstatic.com/s/poppins/v20/pxiEyp8kv8JHgFVrJJfecg.woff2') format('woff2');
  font-weight: 400;
  font-style: normal;
}

@font-face {
  font-family: 'Poppins';
  font-display: swap;
  src: url('https://fonts.gstatic.com/s/poppins/v20/pxiByp8kv8JHgFVrLC5jcV1t.woff2') format('woff2');
  font-weight: 600;
  font-style: normal;
}

/* Fallback fonts para mejor rendimiento */
.font-fallback {
  font-family: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

/* ========================================
   OPTIMIZACIONES DE LAYOUT
   ======================================== */

/* Usar flexbox para mejor rendimiento */
.flex-optimized {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

/* Usar grid para layouts complejos */
.grid-optimized {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1rem;
}

/* Evitar reflows con position fixed */
.fixed-optimized {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
}

/* ========================================
   OPTIMIZACIONES DE ANIMACIONES
   ======================================== */

/* Usar transform en lugar de cambiar propiedades que causan reflow */
.animate-transform {
  transition: transform 0.3s ease;
}

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

/* Usar opacity para animaciones de fade */
.animate-opacity {
  transition: opacity 0.3s ease;
}

.animate-opacity.fade-out {
  opacity: 0;
}

/* Optimizar animaciones de hover */
.hover-optimized {
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.hover-optimized:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

/* ========================================
   OPTIMIZACIONES DE SCROLL
   ======================================== */

/* Virtual scrolling para listas largas */
.virtual-scroll {
  height: 400px;
  overflow-y: auto;
  contain: strict;
}

/* Scroll suave optimizado */
.smooth-scroll-optimized {
  scroll-behavior: smooth;
  -webkit-overflow-scrolling: touch;
  overscroll-behavior: contain;
}

/* ========================================
   OPTIMIZACIONES DE MEMORIA
   ======================================== */

/* Limpiar elementos no utilizados */
.cleanup {
  content: '';
  display: block;
  clear: both;
}

/* Evitar memory leaks con pseudo-elementos */
.pseudo-optimized::before,
.pseudo-optimized::after {
  content: '';
  display: block;
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

/* ========================================
   OPTIMIZACIONES DE RENDERIZADO
   ======================================== */

/* Usar contain para aislar elementos */
.contain-layout {
  contain: layout;
}

.contain-style {
  contain: style;
}

.contain-paint {
  contain: paint;
}

.contain-strict {
  contain: strict;
}

/* Optimizar compositing */
.composite-optimized {
  transform: translateZ(0);
  -webkit-transform: translateZ(0);
  will-change: transform;
}

/* ========================================
   OPTIMIZACIONES DE CSS
   ======================================== */

/* Usar variables CSS para mejor rendimiento */
:root {
  --transition-fast: 0.15s ease;
  --transition-normal: 0.3s ease;
  --transition-slow: 0.5s ease;
}

/* Evitar selectores complejos */
.simple-selector {
  color: var(--text-primary);
}

/* Usar clases en lugar de selectores descendientes */
.card-title {
  font-size: 1.25rem;
  font-weight: 600;
}

.card-body {
  padding: 1rem;
}

/* ========================================
   OPTIMIZACIONES DE RESPONSIVE
   ======================================== */

/* Usar clamp para tamaños responsivos */
.responsive-text {
  font-size: clamp(0.875rem, 2.5vw, 1.125rem);
}

.responsive-spacing {
  padding: clamp(0.5rem, 2vw, 2rem);
}

/* Optimizar media queries */
@media (max-width: 768px) {
  .mobile-optimized {
    font-size: 0.875rem;
    padding: 0.5rem;
  }
}

/* ========================================
   OPTIMIZACIONES DE ACCESIBILIDAD
   ======================================== */

/* Reducir movimiento para usuarios sensibles */
@media (prefers-reduced-motion: reduce) {
  .animate-optimized {
    animation: none;
    transition: none;
  }
}

/* Alto contraste para mejor legibilidad */
@media (prefers-contrast: high) {
  .high-contrast {
    border: 2px solid currentColor;
  }
}

/* ========================================
   OPTIMIZACIONES DE CACHÉ
   ======================================== */

/* Clases para elementos que cambian frecuentemente */
.dynamic-content {
  will-change: contents;
}

/* Clases para elementos estáticos */
.static-content {
  will-change: auto;
}

/* ========================================
   UTILIDADES DE PERFORMANCE
   ======================================== */

/* Ocultar elementos sin afectar el layout */
.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* Lazy loading para contenido */
.lazy-load {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.lazy-load.loaded {
  opacity: 1;
  transform: translateY(0);
}

/* Skeleton loading optimizado */
.skeleton-optimized {
  background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
  background-size: 200% 100%;
  animation: skeleton-loading 1.5s infinite;
  border-radius: 4px;
}

@keyframes skeleton-loading {
  0% {
    background-position: 200% 0;
  }
  100% {
    background-position: -200% 0;
  }
}

/* ========================================
   OPTIMIZACIONES DE PRINT
   ======================================== */

@media print {
  .no-print {
    display: none !important;
  }
  
  .print-optimized {
    color: black !important;
    background: white !important;
  }
  
  .print-break {
    page-break-before: always;
  }
}

/* ========================================
   OPTIMIZACIONES DE DARK MODE
   ======================================== */

@media (prefers-color-scheme: dark) {
  .dark-optimized {
    background-color: #1a1a1a;
    color: #ffffff;
  }
  
  .dark-optimized .card {
    background-color: #2d2d2d;
    border-color: #404040;
  }
}

/* ========================================
   OPTIMIZACIONES DE TOUCH
   ======================================== */

/* Mejorar rendimiento en dispositivos táctiles */
.touch-optimized {
  touch-action: manipulation;
  -webkit-tap-highlight-color: transparent;
}

/* Optimizar scroll en móviles */
.mobile-scroll {
  -webkit-overflow-scrolling: touch;
  overscroll-behavior: contain;
}

/* ========================================
   OPTIMIZACIONES DE FOCUS
   ======================================== */

/* Focus visible solo con teclado */
.focus-visible-only:focus:not(:focus-visible) {
  outline: none;
}

.focus-visible-only:focus-visible {
  outline: 2px solid var(--primary-color);
  outline-offset: 2px;
}

/* ========================================
   OPTIMIZACIONES DE LOADING
   ======================================== */

/* Loading states optimizados */
.loading-optimized {
  position: relative;
  overflow: hidden;
}

.loading-optimized::after {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
  animation: loading-shimmer 1.5s infinite;
}

@keyframes loading-shimmer {
  0% {
    left: -100%;
  }
  100% {
    left: 100%;
  }
}