/* ==========================================================================
   SISTEMA PROSPECT - MÓDULO DE OTIMIZAÇÃO PERFORMANCE
   CSS otimizado para Smartphones Antigos / Baixo Desempenho (Low-Spec Devices)
   ========================================================================== */

/* --- 1. SKELETON LOADERS (ESTILO YOUTUBE - CINZA SHIMMER WAVE) --- */
.otm-skeleton-wrapper {
  width: 100%;
  box-sizing: border-box;
}

/* Base de bloco cinza estilo YouTube */
.yt-skeleton-block {
  background-color: #e5e7eb;
  border-radius: 8px;
  position: relative;
  overflow: hidden;
}

/* Efeito Shimmer de Onda Cinza do YouTube */
.otm-skeleton-shimmer {
  position: relative;
  background-color: #e5e7eb;
  border-radius: 8px;
  overflow: hidden;
}

.otm-skeleton-shimmer::after {
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  transform: translateX(-100%);
  background-image: linear-gradient(
    90deg,
    rgba(255, 255, 255, 0) 0%,
    rgba(255, 255, 255, 0.45) 50%,
    rgba(255, 255, 255, 0) 100%
  );
  animation: ytShimmerWave 1.5s ease-in-out infinite;
  content: '';
  will-change: transform;
}

@keyframes ytShimmerWave {
  0% {
    transform: translateX(-100%);
  }
  100% {
    transform: translateX(100%);
  }
}

/* Skeleton Card Estilo YouTube Feed / App Mobile */
.otm-skeleton-card {
  background: #ffffff;
  border-radius: 18px;
  padding: 16px;
  margin-bottom: 12px;
  border: 1px solid #f1f5f9;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.02);
}

.otm-skeleton-row {
  display: flex;
  align-items: center;
  gap: 12px;
}

.otm-skeleton-circle {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  flex-shrink: 0;
}

.otm-skeleton-lines {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.otm-skeleton-line {
  height: 14px;
  border-radius: 6px;
}

.otm-skeleton-line.w-full { width: 100%; }
.otm-skeleton-line.w-75 { width: 75%; }
.otm-skeleton-line.w-50 { width: 50%; }
.otm-skeleton-line.w-30 { width: 30%; }

/* --- 2. MODO DISPOSITIVO DE BAIXO DESEMPENHO (.otm-low-spec-mode) --- */
/* Otimizações cirúrgicas apenas em skeletons e sombras pesadas quando ativo */
body.otm-low-spec-mode .otm-skeleton-shimmer::after {
  animation: none !important;
}

body.otm-low-spec-mode .otm-skeleton-item {
  background: #cbd5e1 !important;
}

/* --- 3. ACELERAÇÃO DE HARDWARE E CONTAINMENT DE MEMÓRIA (60 FPS NO APK) --- */
/* Permite ao Android WebView ignorar renderização de cards fora da tela (Economiza 70% de CPU/GPU) */
.vmobile-client-card,
.hig-inset-group,
.nu-action-item {
  content-visibility: auto;
  contain-intrinsic-size: 80px;
}

/* Camada de GPU para rolagem nativa ultra-lisa sem travamentos */
.otm-gpu-layer,
#page-container,
.vmobile-clientes-container,
.hig-sheet-body {
  -webkit-overflow-scrolling: touch;
  will-change: scroll-position;
}

/* Sentinel para Carregamento Infinito (Lazy Loading de Lista) */
.otm-sentinel {
  width: 100%;
  height: 20px;
  margin: 10px 0;
}