/* Pre-Angular overlay: keep in public/ so index.html can load it with a single blocking <link> (no bundle delay). */

/* Wheel/touch scroll still reaches document behind a fixed overlay; lock page until loader is gone. */
html:has(#app-initial-loader),
body:has(#app-initial-loader) {
  overflow: hidden;
  overscroll-behavior: none;
}

#app-initial-loader {
  position: fixed;
  inset: 0;
  z-index: 10000;
  display: flex;
  flex-direction: column;
  align-items: stretch;
  background-color: #fbfbfc;
  opacity: 1;
  transition: opacity 400ms ease-out;
}

#app-initial-loader.fade-out {
  opacity: 0;
}

/* —— Dashboard-like skeleton (sticky header + tabs + overview inside .page-wrraper) —— */
.app-skel {
  display: flex;
  flex-direction: column;
  min-height: 100%;
  font-family: Arial, Helvetica, sans-serif;
  --app-skel-gutter-x: 1.5rem;
  /* Distinct from #fbfbfc content shell: same family as .app-skel-shimmer stops (not a white bar) */
  --app-skel-chrome-bg: #eceef2;
}

/* Same as `general.scss` .page-wrraper (dashboard content shell) */
#app-initial-loader .page-wrraper {
  flex: 1;
  min-height: calc(100vh - 173px);
  background-color: #fbfbfc;
  box-sizing: border-box;
}

/* Match Bootstrap 5.3 `.container-md` widths + horizontal padding */
.app-skel-container-md {
  width: 100%;
  padding-right: calc(var(--app-skel-gutter-x) * 0.5);
  padding-left: calc(var(--app-skel-gutter-x) * 0.5);
  margin-right: auto;
  margin-left: auto;
  box-sizing: border-box;
}

@media (min-width: 576px) {
  .app-skel-container-md {
    max-width: 540px;
  }
}

@media (min-width: 768px) {
  .app-skel-container-md {
    max-width: 720px;
  }
}

@media (min-width: 992px) {
  .app-skel-container-md {
    max-width: 960px;
  }
}

@media (min-width: 1200px) {
  .app-skel-container-md {
    max-width: 1140px;
  }
}

@media (min-width: 1400px) {
  .app-skel-container-md {
    max-width: 1320px;
  }
}

/* Match `.container-md.pt-4` on overview */
.app-skel-pt-4 {
  padding-top: 1.5rem;
  padding-bottom: 3rem;
}

/* Top chrome: grey surface (skeleton-tinted), not the near-white .page-wrraper */
.app-skel-header {
  flex-shrink: 0;
  background-color: var(--app-skel-chrome-bg);
  padding-top: 0.75rem;
  padding-bottom: 0.75rem;
  box-sizing: border-box;
}

.app-skel-header-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  min-height: 52px;
}

.app-skel-logo {
  width: min(200px, 46vw);
  height: 30px;
  border-radius: 4px;
  flex-shrink: 0;
}

.app-skel-header-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

.app-skel-icon {
  width: 22px;
  height: 22px;
  border-radius: 4px;
  flex-shrink: 0;
}

/* Welcome band (~ .sub-header on dashboard) */
.app-skel-subheader {
  flex-shrink: 0;
  background-color: var(--app-skel-chrome-bg);
  padding-top: 1rem;
  padding-bottom: 1.25rem;
  border-top: 1px solid rgba(0, 0, 0, 0.05);
  box-sizing: border-box;
}

/* Tab strip (horizontal scroll on narrow viewports — like real tab overflow) */
.app-skel-tabs {
  flex-shrink: 0;
  background-color: var(--app-skel-chrome-bg);
  padding-bottom: 0.75rem;
  box-sizing: border-box;
  border-bottom: 1px solid rgba(0, 0, 0, 0.04);
}

.app-skel-tabs-scroll {
  overflow-x: auto;
  overflow-y: hidden;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}

.app-skel-tabs-scroll::-webkit-scrollbar {
  display: none;
}

.app-skel-tabs-row {
  display: flex;
  flex-wrap: nowrap;
  gap: 8px 12px;
  align-items: center;
  padding-bottom: 2px;
  min-height: 36px;
}

@media (min-width: 576px) {
  .app-skel-tabs-row {
    flex-wrap: wrap;
  }
}

.app-skel-tab {
  height: 32px;
  width: 88px;
  border-radius: 6px;
  flex: 0 0 auto;
}

.app-skel-tab:nth-child(1) {
  width: 96px;
}

.app-skel-tab:nth-child(2) {
  width: 72px;
}

.app-skel-tab:nth-child(3) {
  width: 88px;
}

.app-skel-tab:nth-child(4) {
  width: 104px;
}

.app-skel-line {
  border-radius: 4px;
  margin-bottom: 10px;
}

.app-skel-line:last-child {
  margin-bottom: 0;
}

.app-skel-line--sm {
  height: 14px;
  width: min(140px, 55vw);
  margin-bottom: 12px;
}

.app-skel-line--lg {
  height: 32px;
  width: min(420px, 88vw);
}

/* Overview row: mirrors Bootstrap `.row` + `.col-sm-8` / `.col-sm-4` (from 576px) */
.app-skel-row {
  display: flex;
  flex-wrap: wrap;
  margin-left: calc(var(--app-skel-gutter-x) * -0.5);
  margin-right: calc(var(--app-skel-gutter-x) * -0.5);
  box-sizing: border-box;
}

.app-skel-col {
  flex: 0 0 100%;
  max-width: 100%;
  padding-left: calc(var(--app-skel-gutter-x) * 0.5);
  padding-right: calc(var(--app-skel-gutter-x) * 0.5);
  box-sizing: border-box;
}

@media (min-width: 576px) {
  .app-skel-col--main {
    flex: 0 0 66.666667%;
    max-width: 66.666667%;
  }

  .app-skel-col--side {
    flex: 0 0 33.333333%;
    max-width: 33.333333%;
  }
}

.app-skel-stack {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.app-skel-stack--side {
  gap: 1rem;
}

.app-skel-card {
  border-radius: 8px;
  min-height: 80px;
}

.app-skel-chart {
  min-height: 220px;
}

@media (min-width: 576px) {
  .app-skel-chart {
    min-height: 260px;
  }
}

@media (min-width: 992px) {
  .app-skel-chart {
    min-height: 280px;
  }
}

.app-skel-card--short {
  min-height: 92px;
}

.app-skel-card--medium {
  min-height: 132px;
}

.app-skel-card--side {
  min-height: 112px;
}

@media (max-width: 575px) {
  .app-skel-header-bar {
    min-height: 48px;
    gap: 8px;
  }

  .app-skel-logo {
    height: 26px;
    width: min(168px, 50vw);
  }

  .app-skel-icon {
    width: 20px;
    height: 20px;
  }

  .app-skel-header-actions {
    gap: 8px;
  }

  .app-skel-subheader {
    padding-top: 0.875rem;
    padding-bottom: 1rem;
  }

  .app-skel-line--lg {
    height: 28px;
  }

  .app-skel-pt-4 {
    padding-top: 1rem;
    padding-bottom: 2rem;
  }

  .app-skel-col--side {
    margin-top: 0.25rem;
  }
}

/* Shimmer: content cards (main column) */
.app-skel-shimmer {
  background: linear-gradient(90deg, #e4e6ea 0%, #eceef2 45%, #f4f5f7 50%, #eceef2 55%, #e4e6ea 100%);
  background-size: 240% 100%;
  animation: app-skel-shimmer 1.35s ease-in-out infinite;
}

/* Chrome (header / subheader / tabs): трохи темніші блоки на тлі --app-skel-chrome-bg */
#app-initial-loader .app-skel-header .app-skel-shimmer,
#app-initial-loader .app-skel-subheader .app-skel-shimmer,
#app-initial-loader .app-skel-tabs .app-skel-shimmer {
  background: linear-gradient(90deg, #d0d2d6 0%, #dadde2 40%, #e4e7eb 50%, #dadde2 60%, #d0d2d6 100%);
  background-size: 240% 100%;
  animation: app-skel-shimmer 1.35s ease-in-out infinite;
}

@keyframes app-skel-shimmer {
  0% {
    background-position: 100% 0;
  }
  100% {
    background-position: -100% 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  .app-skel-shimmer {
    animation: none;
    background: #e4e6ea;
  }

  #app-initial-loader .app-skel-header .app-skel-shimmer,
  #app-initial-loader .app-skel-subheader .app-skel-shimmer,
  #app-initial-loader .app-skel-tabs .app-skel-shimmer {
    background: #d4d6da;
  }
}