.promotion-announcements {
  position: fixed;
  top: calc(64px + env(safe-area-inset-top));
  left: 50%;
  z-index: 30;
  width: min(1000px, calc(100vw - 28px - env(safe-area-inset-left) - env(safe-area-inset-right)));
  transform: translateX(-50%);
  display: grid;
  place-items: center;
  pointer-events: none;
}

.promotion-announcements[hidden] {
  display: none;
}

.promotion-announcement-banner {
  max-width: 100%;
  padding: 16px 26px;
  border: 1px solid #f3d688;
  border-radius: 999px;
  background: linear-gradient(180deg, rgba(61, 48, 20, .94), rgba(22, 17, 10, .92));
  box-shadow: 0 12px 36px #000a, inset 0 0 18px #f3d6882f;
  color: #fff2bf;
  font-size: clamp(20px, 3.2vw, 34px);
  font-weight: 800;
  line-height: 1.35;
  letter-spacing: .02em;
  text-align: center;
  word-break: keep-all;
  overflow-wrap: anywhere;
  text-wrap: balance;
  text-shadow: 0 2px 4px #000, 0 0 18px #f2cb6c66;
  opacity: 0;
  transform: translateY(-12px) scale(.98);
  transition: opacity .28s ease, transform .28s ease;
}

.promotion-announcements.visible .promotion-announcement-banner {
  opacity: 1;
  transform: translateY(0) scale(1);
}

.promotion-announcements.fading .promotion-announcement-banner {
  opacity: 0;
}

@media (max-width: 640px) {
  .promotion-announcements {
    top: calc(52px + env(safe-area-inset-top));
    width: calc(100vw - 18px - env(safe-area-inset-left) - env(safe-area-inset-right));
  }
  .promotion-announcement-banner {
    padding: 12px 16px;
    border-radius: 18px;
    font-size: clamp(18px, 6vw, 25px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .promotion-announcement-banner {
    transition: opacity .01s linear;
    transform: none;
  }
  .promotion-announcements.visible .promotion-announcement-banner {
    transform: none;
  }
}