:root {
  --loading-bg: #f4f6f7;
  --loading-panel: rgba(255, 255, 255, 0.92);
  --loading-border: #d8e2ef;
  --loading-text: #142338;
  --loading-muted: #64748b;
  --loading-primary: #2563eb;
  --loading-primary-dark: #1d4ed8;
}

html.app-loading,
html.app-loading body {
  overflow: hidden;
}

.app-loading-screen {
  position: fixed;
  inset: 0;
  z-index: 4000;
  display: grid;
  place-items: center;
  padding: 24px;
  background:
    radial-gradient(circle at top left, color-mix(in srgb, var(--loading-primary) 16%, transparent) 0%, transparent 24%),
    radial-gradient(circle at bottom right, color-mix(in srgb, var(--loading-primary-dark) 14%, transparent) 0%, transparent 22%),
    linear-gradient(180deg, var(--loading-bg) 0%, color-mix(in srgb, var(--loading-bg) 92%, black 8%) 100%);
  opacity: 1;
  visibility: visible;
  transition: opacity 0.28s ease, visibility 0.28s ease;
}

.app-loading-screen.is-hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.app-loading-screen__panel {
  display: grid;
  justify-items: center;
  gap: 14px;
  min-width: min(320px, 100%);
  padding: 28px 26px;
  border-radius: 28px;
  background: color-mix(in srgb, var(--loading-panel) 88%, white 12%);
  border: 1px solid var(--loading-border);
  box-shadow:
    0 24px 44px rgba(15, 23, 42, 0.12),
    inset 0 1px 0 rgba(255, 255, 255, 0.45);
  text-align: center;
  backdrop-filter: blur(18px);
}

.app-loading-screen__logo {
  width: auto;
  height: 54px;
  max-width: 180px;
  object-fit: contain;
}

.app-loading-screen__title {
  color: var(--loading-text);
  font-size: clamp(1.2rem, 2vw, 1.45rem);
  font-weight: 800;
  letter-spacing: -0.03em;
}

.app-loading-screen__status {
  color: var(--loading-muted);
  font-size: 0.96rem;
  line-height: 1.5;
}

.app-loading-screen__dots {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 4px;
}

.app-loading-screen__dots span {
  width: 10px;
  height: 10px;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--loading-primary), var(--loading-primary-dark));
  animation: loading-bounce 0.9s ease-in-out infinite;
}

.app-loading-screen__dots span:nth-child(2) {
  animation-delay: 0.12s;
}

.app-loading-screen__dots span:nth-child(3) {
  animation-delay: 0.24s;
}

@keyframes loading-bounce {
  0%,
  80%,
  100% {
    transform: translateY(0);
    opacity: 0.45;
  }

  40% {
    transform: translateY(-5px);
    opacity: 1;
  }
}

@media (max-width: 560px) {
  .app-loading-screen__panel {
    width: 100%;
    padding: 24px 20px;
    border-radius: 24px;
  }

  .app-loading-screen__logo {
    height: 46px;
    max-width: 150px;
  }
}