:root {
  --bg: #090d16;
  --card-bg: rgba(15, 23, 42, 0.65);
  --border-color: rgba(255, 255, 255, 0.08);
  --text-primary: #ffffff;
  --text-secondary: #94a3b8;
  --blue-glow: rgba(37, 99, 235, 0.4);
}

html,
body {
  width: 100%;
  height: 100%;
  margin: 0;
  background: var(--bg);
  color: var(--text-primary);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

#app-loader {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: grid;
  place-items: center;
  background: radial-gradient(circle at center, #0f172a 0%, #020617 100%);
  transition: opacity 250ms ease, visibility 250ms ease;
}

#app-loader.loader-hidden {
  opacity: 0;
  visibility: hidden;
}

.loader-card {
  width: min(400px, calc(100vw - 48px));
  padding: 36px;
  border: 1px solid var(--border-color);
  border-radius: 16px;
  background: var(--card-bg);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow: 0 24px 64px rgba(0, 0, 0, 0.35);
  text-align: left;
}

.loader-brand {
  display: flex;
  align-items: center;
  gap: 16px;
}

.loader-logo {
  width: 48px;
  height: 48px;
  object-fit: contain;
  border-radius: 10px;
  box-shadow: 0 0 16px var(--blue-glow);
  animation: logo-pulse 2s infinite ease-in-out;
}

.loader-brand strong {
  display: block;
  color: var(--text-primary);
  font-size: 22px;
  font-weight: 800;
  letter-spacing: 0.05em;
}

.loader-brand span {
  display: block;
  margin-top: 3px;
  color: var(--text-secondary);
  font-size: 13px;
  letter-spacing: 0.02em;
}

.loader-progress {
  position: relative;
  height: 4px;
  margin-top: 32px;
  overflow: hidden;
  border-radius: 999px;
  background: #1e293b;
}

.loader-progress::after {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  width: 40%;
  border-radius: inherit;
  background: linear-gradient(90deg, #2563eb, #60a5fa, #06b6d4);
  box-shadow: 0 0 8px rgba(37, 99, 235, 0.6);
  animation: loader-slide 1.4s infinite cubic-bezier(0.4, 0, 0.2, 1);
}

.loader-meta {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  margin-top: 14px;
  font-size: 12px;
}

.loader-meta-left {
  color: var(--text-secondary);
}

.loader-meta-right {
  color: #60a5fa;
  font-weight: 600;
  letter-spacing: 0.05em;
}

#app-loader.app-loader-cashapp {
  background: #f5f5f7;
  font-family: "Nunito", -apple-system, system-ui, "Segoe UI", Roboto, sans-serif;
}

.app-loader-cashapp .loader-card {
  width: min(360px, calc(100vw - 48px));
  padding: 34px 28px;
  border: 1px solid #e5e7eb;
  border-radius: 24px;
  background: #ffffff;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1), 0 1px 2px -1px rgba(0, 0, 0, 0.1);
  text-align: center;
}

.app-loader-cashapp .loader-brand {
  flex-direction: column;
  gap: 12px;
}

.app-loader-cashapp .loader-logo {
  width: 72px;
  height: 72px;
  border-radius: 18px;
  box-shadow: 0 18px 38px rgba(0, 213, 75, 0.26);
  animation: cashapp-loader-pulse 1.2s infinite ease-in-out;
}

.app-loader-cashapp .loader-brand strong {
  color: #111827;
  font-size: 22px;
  letter-spacing: 0;
}

.app-loader-cashapp .loader-brand span,
.app-loader-cashapp .loader-meta-left {
  color: #6b7280;
}

.app-loader-cashapp .loader-progress {
  height: 6px;
  background: #dcfce7;
}

.app-loader-cashapp .loader-progress::after {
  background: linear-gradient(90deg, #00b341, #00d54b, #86efac);
  box-shadow: 0 0 12px rgba(0, 213, 75, 0.42);
}

.app-loader-cashapp .loader-meta {
  justify-content: center;
}

.app-loader-cashapp .loader-meta-right {
  color: #00b341;
  font-weight: 800;
  letter-spacing: 0.06em;
}

@keyframes logo-pulse {
  0%, 100% {
    transform: scale(1);
    box-shadow: 0 0 12px rgba(37, 99, 235, 0.35);
  }
  50% {
    transform: scale(1.04);
    box-shadow: 0 0 24px rgba(37, 99, 235, 0.6);
  }
}

@keyframes loader-slide {
  0% {
    left: -45%;
  }
  100% {
    left: 105%;
  }
}

@keyframes cashapp-loader-pulse {
  0%, 100% {
    transform: scale(1);
    box-shadow: 0 12px 28px rgba(0, 213, 75, 0.22);
  }
  50% {
    transform: scale(1.04);
    box-shadow: 0 20px 42px rgba(0, 213, 75, 0.36);
  }
}

@media (max-width: 480px) {
  .loader-card {
    padding: 28px;
  }

  .loader-meta {
    display: block;
    line-height: 1.8;
  }

  .loader-meta-right {
    display: block;
    margin-top: 2px;
  }
}