.site-announcement-modal {
  position: fixed;
  inset: 0;
  z-index: 999;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
  opacity: 0;
  transition: opacity 0.18s ease;
}

.site-announcement-modal.is-open {
  opacity: 1;
}

.site-announcement-modal.is-closing {
  opacity: 0;
}

.site-announcement-mask {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.35);
  opacity: 0;
  transition: opacity 0.18s ease;
}

.site-announcement-modal.is-open .site-announcement-mask {
  opacity: 1;
}

.site-announcement-modal.is-closing .site-announcement-mask {
  opacity: 0;
}

.site-announcement-card {
  position: relative;
  width: 100%;
  max-width: 560px;
  max-height: 82vh;
  background: #fff;
  border-radius: 14px;
  overflow: hidden;
  box-shadow: 0 18px 50px rgba(0, 0, 0, 0.18);
  transform: translateY(8px) scale(0.98);
  opacity: 0;
  transition: transform 0.2s ease, opacity 0.2s ease;
  will-change: transform, opacity;
}

.site-announcement-modal.is-open .site-announcement-card {
  transform: translateY(0) scale(1);
  opacity: 1;
}

.site-announcement-modal.is-closing .site-announcement-card {
  transform: translateY(8px) scale(0.98);
  opacity: 0;
}

.site-announcement-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 16px;
  border-bottom: 1px solid rgba(0, 0, 0, 0.06);
}

.site-announcement-title {
  color: #3f3f3f;
  font-weight: 500;
  font-size: 16px;
  letter-spacing: 0.2px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.site-announcement-title-icon {
  width: 20px;
  height: 20px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.site-announcement-title-icon svg {
  width: 20px;
  height: 20px;
}

.site-announcement-close {
  width: 34px;
  height: 34px;
  border-radius: 999px;
  border: 1px solid rgba(0, 0, 0, 0.06);
  background: rgba(0, 0, 0, 0.03);
  color: rgba(55, 65, 81, 0.95);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: background 0.18s ease, transform 0.12s ease;
}

.site-announcement-close:hover {
  background: rgba(0, 0, 0, 0.06);
}

.site-announcement-close:active {
  transform: scale(0.98);
}

.site-announcement-body {
  padding: 16px;
  overflow: auto;
  max-height: calc(82vh - 132px);
  color: #374151;
  font-size: 14px;
  line-height: 1.75;
}

.site-announcement-footer {
  padding: 12px 16px;
  border-top: 1px solid rgba(0, 0, 0, 0.06);
}

.site-announcement-actions {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  flex-wrap: wrap;
}

.site-announcement-actions .site-announcement-btn {
  min-width: 108px;
}

.site-announcement-btn {
  border-radius: 10px;
  padding: 8px 12px;
  font-weight: 700;
  font-size: 13px;
  cursor: pointer;
  transition: transform 0.12s ease, box-shadow 0.18s ease, background 0.18s ease;
}

.site-announcement-btn:active {
  transform: translateY(1px);
}

.site-announcement-btn-secondary {
  border: 1px solid rgba(0, 0, 0, 0.08);
  background: rgba(0, 0, 0, 0.02);
  color: #374151;
}

.site-announcement-btn-secondary:hover {
  background: rgba(0, 0, 0, 0.05);
}

.site-announcement-btn-primary {
  border: 1px solid rgba(0, 0, 0, 0);
  background: #ff3399;
  color: #fff;
  box-shadow: 0 10px 18px rgba(255, 51, 153, 0.18);
}

.site-announcement-btn-primary:hover {
  background: #ff66aa;
  box-shadow: 0 14px 22px rgba(255, 51, 153, 0.22);
}

@media (max-width: 639.98px) {
  .site-announcement-modal {
    padding: 12px;
  }

  .site-announcement-card {
    border-radius: 12px;
  }

  .site-announcement-header {
    padding: 12px 14px;
  }

  .site-announcement-body {
    padding: 14px;
    max-height: calc(82vh - 144px);
  }

  .site-announcement-footer {
    padding: 12px 14px;
  }

  .site-announcement-actions {
    flex-direction: row;
  }

  .site-announcement-btn {
    width: auto;
    flex: 1 1 0;
  }
}