.install-banner {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 30;
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 10px 12px;
  padding-top: calc(10px + env(safe-area-inset-top, 0px));
  background: rgba(15, 23, 42, 0.96);
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
  color: #e2e8f0;
  font: 13px/1.35 system-ui, -apple-system, sans-serif;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.25);
  pointer-events: auto;
}

.install-banner__text {
  flex: 1;
  margin: 0;
  min-width: 0;
}

.install-banner__text strong {
  color: #f8fafc;
  font-weight: 600;
}

.install-banner__actions {
  display: flex;
  flex-shrink: 0;
  align-items: center;
  gap: 8px;
}

.install-banner__install {
  padding: 6px 12px;
  border: 1px solid rgba(250, 204, 21, 0.55);
  border-radius: 999px;
  background: rgba(250, 204, 21, 0.18);
  color: #fef08a;
  font: 600 12px/1.2 system-ui, -apple-system, sans-serif;
  white-space: nowrap;
  cursor: pointer;
}

.install-banner__install[hidden] {
  display: none;
}

.install-banner__dismiss {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  margin: 0;
  padding: 0;
  border: 1px solid rgba(148, 163, 184, 0.35);
  border-radius: 50%;
  background: rgba(30, 41, 59, 0.85);
  color: #e2e8f0;
  font: 20px/1 system-ui, -apple-system, sans-serif;
  cursor: pointer;
}

body.has-install-banner {
  --install-banner-height: calc(44px + env(safe-area-inset-top, 0px));
}

body.has-install-banner .race-hud,
body.has-install-banner .race-standings,
body.has-install-banner .race-room {
  top: calc(max(var(--hud-inset), env(safe-area-inset-top, 0px)) + var(--install-banner-height));
}

body.has-install-banner .lobby {
  padding-top: calc(48px + var(--install-banner-height));
}

body.is-standalone .lobby {
  padding-bottom: max(48px, calc(24px + env(safe-area-inset-bottom, 0px)));
}