/**
 * Intagono Skeleton Loading System - Serviclean Industrial Pro
 * Seamlessly transforms native Elementor sections, headings, buttons, and images
 * into high-performance GPU shimmer wireframes while loading.
 */

:root {
  --sk-base: rgba(15, 23, 42, 0.08);
  --sk-highlight: rgba(56, 189, 248, 0.25);
  --sk-border: rgba(226, 232, 240, 0.8);
  --sk-radius: 8px;
  --sk-radius-lg: 16px;
  --sk-radius-full: 9999px;
  --sk-speed: 1.5s;
}

/* Dark mode / Dark hero contrast support */
[data-theme="dark"],
.dark,
.skeleton--dark,
.intagono-dark-hero,
.elementor-section.skeleton-hero {
  --sk-base: rgba(255, 255, 255, 0.08);
  --sk-highlight: rgba(56, 189, 248, 0.32);
  --sk-border: rgba(255, 255, 255, 0.12);
}

/* GPU Shimmer Wave Animation */
@keyframes sk-wave {
  0% { transform: translateX(-100%); }
  100% { transform: translateX(100%); }
}

/* ==========================================================================
   1. NATIVE ELEMENTOR HERO SKELETON (.skeleton-hero / .is-skeleton)
   ========================================================================== */

/* While NOT loaded, mask native Elementor widgets with shimmer blocks */
.skeleton-hero:not(.is-loaded),
.is-skeleton:not(.is-loaded),
.skeleton-card:not(.is-loaded),
.skeleton:not(.is-loaded) {
  position: relative !important;
  pointer-events: none !important;
}

/* Elementor Headings (h1, h2, h3, title) */
.skeleton-hero:not(.is-loaded) .elementor-heading-title,
.is-skeleton:not(.is-loaded) .elementor-heading-title,
.skeleton-card:not(.is-loaded) .elementor-heading-title,
.skeleton:not(.is-loaded) .elementor-heading-title,
.skeleton-hero:not(.is-loaded) h1,
.skeleton-hero:not(.is-loaded) h2,
.skeleton-hero:not(.is-loaded) h3 {
  color: transparent !important;
  background-color: var(--sk-base) !important;
  border-radius: 8px !important;
  position: relative !important;
  overflow: hidden !important;
  display: inline-block !important;
  width: fit-content !important;
  min-width: min(85%, 420px) !important;
  user-select: none !important;
  text-shadow: none !important;
  box-shadow: none !important;
  border-color: transparent !important;
}

/* Elementor Text Editor / Paragraphs */
.skeleton-hero:not(.is-loaded) .elementor-widget-text-editor p,
.is-skeleton:not(.is-loaded) .elementor-widget-text-editor p,
.skeleton-card:not(.is-loaded) .elementor-widget-text-editor p,
.skeleton:not(.is-loaded) .elementor-widget-text-editor p,
.skeleton-hero:not(.is-loaded) p {
  color: transparent !important;
  background-color: var(--sk-base) !important;
  border-radius: 6px !important;
  position: relative !important;
  overflow: hidden !important;
  user-select: none !important;
  text-shadow: none !important;
  margin-bottom: 8px !important;
  min-height: 18px !important;
}

/* Elementor Buttons */
.skeleton-hero:not(.is-loaded) .elementor-button,
.is-skeleton:not(.is-loaded) .elementor-button,
.skeleton-card:not(.is-loaded) .elementor-button,
.skeleton:not(.is-loaded) .elementor-button {
  color: transparent !important;
  background: var(--sk-base) !important;
  border-color: transparent !important;
  box-shadow: none !important;
  position: relative !important;
  overflow: hidden !important;
  user-select: none !important;
  min-width: 150px !important;
  min-height: 44px !important;
}

.skeleton-hero:not(.is-loaded) .elementor-button-icon,
.skeleton-hero:not(.is-loaded) .elementor-button-text {
  opacity: 0 !important;
}

/* Elementor Image Widgets */
.skeleton-hero:not(.is-loaded) .elementor-widget-image .elementor-widget-container,
.is-skeleton:not(.is-loaded) .elementor-widget-image .elementor-widget-container,
.skeleton-card:not(.is-loaded) .elementor-widget-image .elementor-widget-container,
.skeleton:not(.is-loaded) .elementor-widget-image .elementor-widget-container {
  background-color: var(--sk-base) !important;
  border-radius: var(--sk-radius-lg) !important;
  position: relative !important;
  overflow: hidden !important;
  min-height: 240px !important;
}

.skeleton-hero:not(.is-loaded) .elementor-widget-image img,
.is-skeleton:not(.is-loaded) .elementor-widget-image img,
.skeleton-card:not(.is-loaded) .elementor-widget-image img,
.skeleton:not(.is-loaded) .elementor-widget-image img {
  opacity: 0 !important;
}

/* Shimmer Wave pseudo-element on all skeletonized Elementor items */
.skeleton-hero:not(.is-loaded) .elementor-heading-title::after,
.skeleton-hero:not(.is-loaded) .elementor-widget-text-editor p::after,
.skeleton-hero:not(.is-loaded) .elementor-button::after,
.skeleton-hero:not(.is-loaded) .elementor-widget-image .elementor-widget-container::after,
.is-skeleton:not(.is-loaded) .elementor-heading-title::after,
.is-skeleton:not(.is-loaded) .elementor-widget-text-editor p::after,
.is-skeleton:not(.is-loaded) .elementor-button::after,
.is-skeleton:not(.is-loaded) .elementor-widget-image .elementor-widget-container::after,
.skeleton-card:not(.is-loaded) .elementor-heading-title::after,
.skeleton-card:not(.is-loaded) .elementor-widget-text-editor p::after,
.skeleton-card:not(.is-loaded) .elementor-button::after,
.skeleton-card:not(.is-loaded) .elementor-widget-image .elementor-widget-container::after,
.skeleton:not(.is-loaded) .elementor-heading-title::after,
.skeleton:not(.is-loaded) .elementor-widget-text-editor p::after,
.skeleton:not(.is-loaded) .elementor-button::after,
.skeleton:not(.is-loaded) .elementor-widget-image .elementor-widget-container::after,
.skeleton-hero:not(.is-loaded) h1::after,
.skeleton-hero:not(.is-loaded) h2::after,
.skeleton-hero:not(.is-loaded) p::after {
  content: '' !important;
  position: absolute !important;
  inset: 0 !important;
  transform: translateX(-100%) !important;
  background: linear-gradient(
    90deg,
    transparent 0%,
    var(--sk-highlight) 50%,
    transparent 100%
  ) !important;
  animation: sk-wave var(--sk-speed) cubic-bezier(0.4, 0, 0.2, 1) infinite !important;
  pointer-events: none !important;
  z-index: 10 !important;
}

/* ==========================================================================
   2. SMOOTH REVEAL TRANSITIONS
   ========================================================================== */
.elementor-heading-title,
.elementor-widget-text-editor p,
.elementor-button,
.elementor-widget-image img,
.elementor-widget-image .elementor-widget-container {
  transition: opacity 0.5s cubic-bezier(0.16, 1, 0.3, 1),
              background-color 0.4s ease,
              color 0.4s ease;
}

.skeleton-hero.is-loaded .elementor-widget-image img,
.is-skeleton.is-loaded .elementor-widget-image img,
.skeleton-card.is-loaded .elementor-widget-image img,
.skeleton.is-loaded .elementor-widget-image img {
  opacity: 1 !important;
}

/* ==========================================================================
   3. AUTOMATIC ELEMENTOR IMAGE PROGRESSIVE SKELETON
   ========================================================================== */
.elementor-widget-image.is-lazy-skeleton:not(.is-loaded) .elementor-widget-container {
  background-color: var(--sk-base);
  border-radius: var(--sk-radius);
  position: relative;
  overflow: hidden;
}

.elementor-widget-image.is-lazy-skeleton:not(.is-loaded) img {
  opacity: 0;
}

.elementor-widget-image.is-lazy-skeleton:not(.is-loaded) .elementor-widget-container::after {
  content: '';
  position: absolute;
  inset: 0;
  transform: translateX(-100%);
  background: linear-gradient(90deg, transparent 0%, var(--sk-highlight) 50%, transparent 100%);
  animation: sk-wave var(--sk-speed) cubic-bezier(0.4, 0, 0.2, 1) infinite;
  pointer-events: none;
}

/* ==========================================================================
   4. REDUCED MOTION ACCESSIBILITY
   ========================================================================== */
@media (prefers-reduced-motion: reduce) {
  .skeleton-hero:not(.is-loaded) *::after,
  .is-skeleton:not(.is-loaded) *::after,
  .skeleton-card:not(.is-loaded) *::after,
  .skeleton:not(.is-loaded) *::after {
    animation: none !important;
    background: var(--sk-highlight) !important;
    opacity: 0.5 !important;
  }
}