body {
  margin: 0;
  padding: 0;
}

.splash-screen {
  position: absolute;
  z-index: 1000;
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  font-family: Helvetica, 'sans-serif';
  background: linear-gradient(180deg, #151521 0%, #0f0f19 100%);
  color: #c7c8d6;
  line-height: 1;
  font-size: 14px;
  font-weight: 400;
}

.splash-screen span {
  color: #c7c8d6;
  transition: none !important;
  text-size-adjust: 100%;
  -webkit-font-smoothing: antialiased;
}

.splash-screen img.mark-full {
  width: 220px;
  height: auto;
  margin: 0;
}

/* ---- YouTube-style indeterminate top progress bar ---- */
.splash-screen .topbar {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  overflow: hidden;
  background: rgba(255, 255, 255, 0.06);
}

.splash-screen .topbar span {
  position: absolute;
  top: 0;
  bottom: 0;
  background: #ff0033;
  border-radius: 0 2px 2px 0;
  box-shadow: 0 0 8px 0 #ff0033;
}

.splash-screen .topbar span.s1 {
  animation: sop-splash-sweep1 2.05s cubic-bezier(0.65, 0.815, 0.735, 0.395) infinite;
}

.splash-screen .topbar span.s2 {
  animation: sop-splash-sweep2 2.05s cubic-bezier(0.165, 0.84, 0.44, 1) infinite;
  animation-delay: 1.1s;
}

@keyframes sop-splash-sweep1 {
  0% { left: -35%; right: 100%; }
  60%, 100% { left: 100%; right: -90%; }
}

@keyframes sop-splash-sweep2 {
  0% { left: -200%; right: 100%; }
  60%, 100% { left: 107%; right: -8%; }
}

@media (prefers-reduced-motion: reduce) {
  .splash-screen .topbar span {
    animation: none !important;
    left: 0;
    right: 30%;
  }
}