/**
 * Icon skeleton shimmer — hides Tabler icon font (FOUT) until fonts load.
 * Works with html.icons-loading (set by inline script + icon-skeleton.js).
 */
:root {
  --icon-skeleton-base: var(--color-line-dimmed, #f5f6f6);
  --icon-skeleton-highlight: var(--color-line, #e3e4e4);
}

@keyframes icon-skeleton-shimmer {
  0% {
    background-position: 200% 0;
  }

  100% {
    background-position: -200% 0;
  }
}

@keyframes icon-skeleton-fade-in {
  from {
    opacity: 0;
  }

  to {
    opacity: 1;
  }
}

html.icons-loading .icon-skeleton-block {
  position: relative;
  overflow: hidden;
}

html.icons-loading .icon-skeleton-shine,
html.icons-loading .ti::after,
html.icons-loading x-avatar:has(> .ti)::after,
html.icons-loading a.button.button-sm.icon-skeleton-target::after,
html.icons-loading .icon-skeleton-block::after {
  background: linear-gradient(
    90deg,
    var(--icon-skeleton-base) 0%,
    var(--icon-skeleton-base) 38%,
    var(--icon-skeleton-highlight) 50%,
    var(--icon-skeleton-base) 62%,
    var(--icon-skeleton-base) 100%
  );
  background-size: 200% 100%;
  animation: icon-skeleton-shimmer 1.4s ease-in-out infinite;
}

/* Tabler icon elements */
html.icons-loading .ti {
  position: relative;
  color: transparent !important;
  overflow: hidden;
}

html.icons-loading .ti::before {
  visibility: hidden !important;
  opacity: 0 !important;
}

html.icons-loading .ti::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: 0.25rem;
  pointer-events: none;
}

/* Avatars that render Tabler icons */
html.icons-loading x-avatar:has(> .ti) {
  overflow: hidden;
}

html.icons-loading x-avatar:has(> .ti) > .ti {
  visibility: hidden;
}

html.icons-loading x-avatar:has(> .ti) > .ti::after {
  display: none;
}

html.icons-loading x-avatar:has(> .ti)::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  pointer-events: none;
  z-index: 1;
}

/* Small action buttons (e.g. Getting started checklist) */
html.icons-loading a.button.button-sm.icon-skeleton-target,
html.icons-loading button.button.button-sm.icon-skeleton-target {
  position: relative;
  color: transparent !important;
  overflow: hidden;
  pointer-events: none;
}

html.icons-loading a.button.button-sm.icon-skeleton-target::after,
html.icons-loading button.button.button-sm.icon-skeleton-target::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  pointer-events: none;
}

/* "Done" label next to status icon on md+ screens */
html.icons-loading .icon-skeleton-label {
  position: relative;
  color: transparent !important;
  overflow: hidden;
  display: inline-block;
  min-width: 2.5rem;
  border-radius: 0.25rem;
}

html.icons-loading .icon-skeleton-label::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  pointer-events: none;
}

/* Smooth reveal once icons are ready */
html.icons-ready .ti,
html.icons-ready x-avatar:has(> .ti) > .ti {
  animation: icon-skeleton-fade-in 0.25s ease-out;
}