:root {
  --yht-loader-accent: #0f9f8f;
  --yht-loader-accent-soft: #d9f2ee;
  --yht-loader-ink: #17312d;
  --yht-loader-muted: #6f807d;
}

#yht-page-loader {
  position: fixed;
  inset: 0;
  z-index: 2147482000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  background: rgba(245, 248, 247, 0.74);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 140ms ease, visibility 140ms ease;
  -webkit-backdrop-filter: blur(2px);
  backdrop-filter: blur(2px);
}

html.yht-page-loader-active #yht-page-loader {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

.yht-page-loader__panel {
  display: flex;
  min-width: 172px;
  align-items: center;
  gap: 12px;
  padding: 13px 16px;
  border: 1px solid rgba(15, 159, 143, 0.18);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.96);
  box-shadow: 0 12px 32px rgba(28, 61, 55, 0.12);
}

.yht-page-loader__spinner {
  width: 24px;
  height: 24px;
  flex: 0 0 24px;
  border: 3px solid var(--yht-loader-accent-soft);
  border-top-color: var(--yht-loader-accent);
  border-radius: 50%;
  animation: yht-page-loader-spin 720ms linear infinite;
}

.yht-page-loader__copy {
  min-width: 0;
}

.yht-page-loader__title,
.yht-page-loader__hint {
  display: block;
  white-space: nowrap;
}

.yht-page-loader__title {
  color: var(--yht-loader-ink);
  font-size: 14px;
  font-weight: 600;
  line-height: 20px;
}

.yht-page-loader__hint {
  margin-top: 2px;
  color: var(--yht-loader-muted);
  font-size: 12px;
  line-height: 18px;
}

@keyframes yht-page-loader-spin {
  to { transform: rotate(360deg); }
}

@media (prefers-reduced-motion: reduce) {
  #yht-page-loader { transition: none; }
  .yht-page-loader__spinner { animation: none; }
}