/* Carrousel Logo Blixel - Versión Simple y Funcional con Soporte Vertical */

/* =================================
   ESTILOS BASE (COMPARTIDOS)
   ================================= */

.logos-slider-wrapper {
  overflow: hidden;
  padding: 20px 0;
  background: transparent;
  width: 100%;
  margin: 0 auto;
  position: relative;
}

.logos-slider-container {
  width: 100%;
  position: relative;
  overflow: hidden;
}

.logos-slider {
  width: 100%;
  overflow: hidden;
  position: relative;
}

.slider-track {
  display: flex;
  animation: slide-infinite 60s linear infinite;
  width: max-content;
  gap: 30px;
}

/* Logos optimizados para 8+ visibles */
.logo-item {
  flex: 0 0 auto;
  width: calc(12.5vw - 24px);
  min-width: 140px;
  max-width: 180px;
  height: 80px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 15px;
  transition: all 0.3s ease;
}

.logo-item img {
  max-width: 100%;
  max-height: 100%;
  height: auto;
  width: auto;
  object-fit: contain;
  filter: grayscale(1) opacity(0.7) brightness(0.9);
  transition: all 0.4s ease;
}

.logo-item:hover img {
  filter: grayscale(0) opacity(1) brightness(1);
  transform: scale(1.05);
}

.logo-item a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 100%;
  text-decoration: none;
}

/* Animación infinita simple */
@keyframes slide-infinite {
  0% { 
    transform: translateX(0); 
  }
  100% { 
    transform: translateX(-33.333%);
  }
}

/* Pausa al hover */
.logos-slider-wrapper:hover .slider-track {
  animation-play-state: paused;
}

/* =================================
   MODO VERTICAL (v1.2.0)
   ================================= */

/* Configuración contenedor vertical */
.logos-slider-wrapper.logos-slider-vertical {
  height: 400px; /* Altura por defecto, se sobrescribe inline */
  padding: 0 20px;
}

.logos-slider-wrapper.logos-slider-vertical .logos-slider-container {
  height: 100%;
}

.logos-slider-wrapper.logos-slider-vertical .logos-slider {
  height: 100%;
}

/* Track vertical - Posición inicial arriba */
.logos-slider-wrapper.logos-slider-vertical .slider-track {
  flex-direction: column;
  height: max-content;
  width: 100%;
  animation: slide-vertical-down 40s linear infinite;
  /* Comenzar desde arriba (fuera de vista) */
  transform: translateY(-33.333%);
}

/* Tamaños para vertical */
.logos-slider-wrapper.logos-slider-vertical .logo-item {
  width: 100%;
  height: 100px;
  min-height: 80px;
  max-height: 120px;
}

/* Animación vertical de arriba hacia abajo */
@keyframes slide-vertical-down {
  0% { 
    transform: translateY(-33.333%); 
  }
  100% { 
    transform: translateY(0);
  }
}

/* Difuminado vertical */
.logos-slider-wrapper.logos-slider-vertical::before,
.logos-slider-wrapper.logos-slider-vertical::after {
  content: '';
  position: absolute;
  left: 0;
  right: 0;
  height: 80px;
  pointer-events: none;
  z-index: 10;
}

.logos-slider-wrapper.logos-slider-vertical::before {
  top: 0;
  background: linear-gradient(
    to bottom,
    rgba(255,255,255,1) 0%,
    rgba(255,255,255,0.8) 30%,
    rgba(255,255,255,0.3) 70%,
    rgba(255,255,255,0) 100%
  );
}

.logos-slider-wrapper.logos-slider-vertical::after {
  bottom: 0;
  background: linear-gradient(
    to top,
    rgba(255,255,255,1) 0%,
    rgba(255,255,255,0.8) 30%,
    rgba(255,255,255,0.3) 70%,
    rgba(255,255,255,0) 100%
  );
}

/* =================================
   DIFUMINADO HORIZONTAL
   ================================= */

.logos-slider-wrapper:not(.logos-slider-vertical)::before,
.logos-slider-wrapper:not(.logos-slider-vertical)::after {
  content: '';
  position: absolute;
  top: 0;
  bottom: 0;
  width: 120px;
  pointer-events: none;
  z-index: 10;
}

.logos-slider-wrapper:not(.logos-slider-vertical)::before {
  left: 0;
  background: linear-gradient(
    to right,
    rgba(255,255,255,1) 0%,
    rgba(255,255,255,0.8) 30%,
    rgba(255,255,255,0.3) 70%,
    rgba(255,255,255,0) 100%
  );
}

.logos-slider-wrapper:not(.logos-slider-vertical)::after {
  right: 0;
  background: linear-gradient(
    to left,
    rgba(255,255,255,1) 0%,
    rgba(255,255,255,0.8) 30%,
    rgba(255,255,255,0.3) 70%,
    rgba(255,255,255,0) 100%
  );
}

/* =================================
   TEMA OSCURO
   ================================= */

@media (prefers-color-scheme: dark) {
  /* Difuminado horizontal tema oscuro */
  .logos-slider-wrapper:not(.logos-slider-vertical)::before {
    background: linear-gradient(
      to right,
      rgba(0,0,0,1) 0%,
      rgba(0,0,0,0.8) 30%,
      rgba(0,0,0,0.3) 70%,
      rgba(0,0,0,0) 100%
    );
  }
  
  .logos-slider-wrapper:not(.logos-slider-vertical)::after {
    background: linear-gradient(
      to left,
      rgba(0,0,0,1) 0%,
      rgba(0,0,0,0.8) 30%,
      rgba(0,0,0,0.3) 70%,
      rgba(0,0,0,0) 100%
    );
  }
  
  /* Difuminado vertical tema oscuro */
  .logos-slider-wrapper.logos-slider-vertical::before {
    background: linear-gradient(
      to bottom,
      rgba(0,0,0,1) 0%,
      rgba(0,0,0,0.8) 30%,
      rgba(0,0,0,0.3) 70%,
      rgba(0,0,0,0) 100%
    );
  }
  
  .logos-slider-wrapper.logos-slider-vertical::after {
    background: linear-gradient(
      to top,
      rgba(0,0,0,1) 0%,
      rgba(0,0,0,0.8) 30%,
      rgba(0,0,0,0.3) 70%,
      rgba(0,0,0,0) 100%
    );
  }
}

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

/* Tablet */
@media (max-width: 1199px) and (min-width: 768px) {
  /* Horizontal */
  .logos-slider-wrapper:not(.logos-slider-vertical) .logo-item {
    width: calc(16.666vw - 20px);
    min-width: 120px;
    max-width: 160px;
    height: 70px;
    padding: 12px;
  }
  
  /* Vertical */
  .logos-slider-wrapper.logos-slider-vertical .logo-item {
    height: 90px;
    min-height: 70px;
    max-height: 110px;
  }
}

/* Móvil */
@media (max-width: 767px) {
  /* Horizontal */
  .logos-slider-wrapper:not(.logos-slider-vertical) .logo-item {
    width: calc(25vw - 12px);
    min-width: 80px;
    max-width: 120px;
    height: 50px;
    padding: 8px;
  }
  
  .logos-slider-wrapper:not(.logos-slider-vertical) .slider-track {
    gap: 15px;
    animation-duration: 45s;
  }
  
  /* Vertical */
  .logos-slider-wrapper.logos-slider-vertical {
    height: 300px !important; /* Altura reducida en móvil */
  }
  
  .logos-slider-wrapper.logos-slider-vertical .logo-item {
    height: 70px;
    min-height: 60px;
    max-height: 80px;
    padding: 10px;
  }
  
  .logos-slider-wrapper.logos-slider-vertical .slider-track {
    gap: 20px;
    animation-duration: 35s;
  }
  
  /* Difuminado más pequeño en móvil */
  .logos-slider-wrapper.logos-slider-vertical::before,
  .logos-slider-wrapper.logos-slider-vertical::after {
    height: 50px;
  }
}

/* =================================
   EFECTOS POR CATEGORÍA
   ================================= */

.logo-item[data-category="tecnologias"]:hover img {
  filter: grayscale(0) opacity(1) brightness(1.1) hue-rotate(10deg);
  box-shadow: 0 8px 25px rgba(0,123,255,0.3);
}

.logo-item[data-category="partners"]:hover img {
  filter: grayscale(0) opacity(1) brightness(1.1);
  box-shadow: 0 8px 25px rgba(40,167,69,0.3);
}

.logo-item[data-category="certificaciones"]:hover img {
  transform: scale(1.08) rotate(2deg);
  filter: grayscale(0) opacity(1) brightness(1.1);
  box-shadow: 0 8px 25px rgba(220,53,69,0.3);
}

.logo-item[data-category="clientes"]:hover img {
  filter: grayscale(0) opacity(1) brightness(1.1);
  box-shadow: 0 8px 25px rgba(255,193,7,0.3);
}

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

/* Mensaje cuando no hay logos */
.clb-no-logos {
  text-align: center;
  padding: 40px 20px;
  color: #666;
  font-size: 16px;
  font-style: italic;
  background: #f9f9f9;
  border: 2px dashed #ddd;
  border-radius: 12px;
  margin: 20px 0;
}

.clb-no-logos::before {
  content: "📷 ";
  font-size: 24px;
  display: block;
  margin-bottom: 10px;
}

/* Error */
.clb-error {
  text-align: center;
  padding: 20px;
  color: #d63638;
  background: #fef7f7;
  border: 1px solid #d63638;
  border-radius: 4px;
  margin: 20px 0;
}

/* Estilos para el editor de Gutenberg */
.wp-block-blixel-carrousel-logo-blixel {
  border: 2px dashed #007cba;
  padding: 30px;
  text-align: center;
  background: linear-gradient(135deg, #f0f6fc 0%, #e8f4fd 100%);
  color: #007cba;
  font-weight: 500;
  border-radius: 8px;
  margin: 20px 0;
}

.wp-block-blixel-carrousel-logo-blixel::before {
  content: "🎠 ";
  font-size: 2em;
  display: block;
  margin-bottom: 10px;
}

/* =================================
   OPTIMIZACIÓN DE PERFORMANCE
   ================================= */

.slider-track {
  will-change: transform;
  backface-visibility: hidden;
  perspective: 1000px;
  transform: translate3d(0, 0, 0);
}

/* Prevenir layout shift */
.logo-item img {
  aspect-ratio: 16 / 9;
  object-fit: contain;
}

/* GPU acceleration para transformaciones */
.logo-item img,
.logos-slider-wrapper::before,
.logos-slider-wrapper::after {
  transform: translateZ(0);
  will-change: transform, filter;
}