/* Mandatory first-run startup film. It never offers a skip or seek control. */
.startup-intro {
  position: fixed;
  inset: 0;
  z-index: 2147483000;
  display: grid;
  place-items: center;
  isolation: isolate;
  overflow: hidden;
  background: radial-gradient(circle at 50% 48%, #153b59 0%, #06192d 70%, #020810 100%);
  opacity: 1;
  transition: opacity 360ms ease;
}

.startup-intro.is-closing { opacity: 0; pointer-events: none; }

.startup-intro-video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: contain;
  background: #030d1d;
  border: 0;
  outline: 0;
}

.startup-intro-actions {
  position: absolute;
  z-index: 1;
  inset-inline: 18px;
  bottom: max(30px, env(safe-area-inset-bottom, 0px));
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
  pointer-events: none;
}

.startup-intro.needs-interaction { cursor: pointer; }
.startup-intro:focus-visible { outline: 3px solid #ffe38d; outline-offset: -6px; }

.startup-intro-status {
  margin: 0;
  padding: 6px 14px;
  border-radius: 999px;
  background: #05192eb3;
  color: #f7e8bd;
  font: 600 13px Tahoma, Arial, sans-serif;
  text-align: center;
  text-shadow: 0 1px 3px #000;
}

.startup-intro.needs-interaction .startup-intro-status {
  font-size: 16px;
  font-weight: 800;
  line-height: 1.8;
  color: #fff3c3;
}

body.startup-intro-active { overflow: hidden; }

@media (prefers-reduced-motion: reduce) {
  .startup-intro { transition: none; }
}