[data-md-component="announce"] {
  z-index: 30;
  --hg-announce-banner-shadow:
    inset 0 -1px 0 rgba(255, 255, 255, 0.09),
    0 0 0.48rem rgba(255, 132, 38, 0.26),
    0 0 0.96rem rgba(255, 103, 12, 0.18);
  --hg-announce-text-shadow: 0 0 0.34rem rgba(255, 175, 92, 0.38);
  --hg-announce-line-shadow:
    0 0 8px rgba(255, 146, 57, 0.62),
    0 0 16px rgba(255, 118, 26, 0.4);
  --hg-announce-icon-shadow:
    0 0 0 1px rgba(255, 255, 255, 0.34),
    0 0 0.58rem rgba(255, 133, 34, 0.36);
}

[data-md-component="announce"][data-hg-preset="vivid"] {
  --hg-announce-banner-shadow:
    inset 0 -1px 0 rgba(255, 255, 255, 0.1),
    0 0 0.62rem rgba(255, 132, 38, 0.34),
    0 0 1.22rem rgba(255, 103, 12, 0.24);
  --hg-announce-text-shadow: 0 0 0.42rem rgba(255, 175, 92, 0.5);
  --hg-announce-line-shadow:
    0 0 10px rgba(255, 146, 57, 0.82),
    0 0 20px rgba(255, 118, 26, 0.56);
  --hg-announce-icon-shadow:
    0 0 0 1px rgba(255, 255, 255, 0.34),
    0 0 0.78rem rgba(255, 133, 34, 0.5);
}

[data-md-component="announce"] .hg-announce {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.65rem;
  padding: 0.78rem 1rem;
  width: 100%;
  text-align: center;
  color: #fff4e6;
  text-decoration: none;
  font-weight: 700;
  font-size: clamp(0.92rem, 0.88rem + 0.3vw, 1.04rem);
  letter-spacing: 0.012em;
  background: linear-gradient(135deg, #24160f, #1a110c 50%, #29180f);
  background-size: 180% 180%;
  animation: hg-announce-gradient 16s ease-in-out infinite;
  box-shadow: var(--hg-announce-banner-shadow);
  text-shadow: var(--hg-announce-text-shadow);
}

[data-md-component="announce"] .hg-announce::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to bottom,
    rgba(255, 124, 40, 0.48) 0%,
    rgba(255, 124, 40, 0.25) 24%,
    rgba(255, 124, 40, 0.12) 44%,
    rgba(255, 124, 40, 0) 75%
  );
  pointer-events: none;
  z-index: 0;
}

[data-md-component="announce"] .hg-announce::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  height: 2px;
  background: linear-gradient(
    90deg,
    rgba(255, 145, 66, 0) 0%,
    rgba(255, 167, 98, 0.94) 22%,
    rgba(255, 228, 201, 1) 50%,
    rgba(255, 167, 98, 0.94) 78%,
    rgba(255, 145, 66, 0) 100%
  );
  box-shadow: var(--hg-announce-line-shadow);
  animation: hg-announce-line-glow 3.5s ease-in-out infinite;
  pointer-events: none;
  z-index: 1;
}

[data-md-component="announce"] .hg-announce:hover {
  filter: brightness(1.06);
}

[data-md-component="announce"] .hg-announce__icon-wrap {
  position: relative;
  z-index: 2;
  width: 1.65rem;
  height: 1.65rem;
  border-radius: 999px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 245, 232, 0.96);
  box-shadow: var(--hg-announce-icon-shadow);
  flex: 0 0 auto;
}

[data-md-component="announce"] .hg-announce__icon {
  width: 1.02rem;
  height: 1.02rem;
  display: block;
  object-fit: contain;
}

[data-md-component="announce"] .hg-announce__text {
  position: relative;
  z-index: 2;
}

@keyframes hg-announce-gradient {
  0% {
    background-position: 0% 50%;
  }
  50% {
    background-position: 100% 50%;
  }
  100% {
    background-position: 0% 50%;
  }
}

@keyframes hg-announce-line-glow {
  0% {
    opacity: 0.8;
  }
  50% {
    opacity: 1;
  }
  100% {
    opacity: 0.8;
  }
}

.hg-canary-page .md-sidebar--primary {
  display: none;
}

.hg-canary-page .md-main__inner {
  grid-template-columns: minmax(0, 1fr);
}

.hg-canary-page .md-header__button[for="__drawer"] {
  display: none;
}

@media (max-width: 48rem) {
  [data-md-component="announce"] .hg-announce {
    padding: 0.68rem 0.82rem;
    font-size: 0.88rem;
    line-height: 1.25;
  }
}