/* 右下角浮动公告（桌面 + 手机） */
.ly-announce {
  position: fixed;
  right: max(12px, env(safe-area-inset-right, 0px));
  bottom: max(12px, env(safe-area-inset-bottom, 0px));
  z-index: 850;
  width: min(360px, calc(100vw - 24px));
  max-width: calc(100vw - 24px);
  font-family: "Segoe UI", system-ui, sans-serif;
  pointer-events: none;
}
.ly-announce * { box-sizing: border-box; }
.ly-announce .ly-announce-panel,
.ly-announce .ly-announce-fab {
  pointer-events: auto;
}
.ly-announce.hidden { display: none !important; }

.ly-announce-fab {
  margin-left: auto;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  border: 1px solid rgba(59, 130, 246, 0.55);
  background: rgba(30, 58, 95, 0.95);
  color: #93c5fd;
  border-radius: 999px;
  padding: 10px 14px;
  font-size: 13px;
  font-weight: 650;
  cursor: pointer;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.35);
}
.ly-announce-fab:hover { background: #2563eb; color: #fff; }
.ly-announce-fab .dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: #fbbf24; box-shadow: 0 0 0 3px rgba(251, 191, 36, 0.25);
}

.ly-announce-panel {
  display: none;
  background: rgba(18, 24, 33, 0.97);
  border: 1px solid #2a3545;
  border-radius: 14px;
  overflow: hidden;
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.45);
  max-height: min(52vh, 420px);
  flex-direction: column;
}
.ly-announce.open .ly-announce-panel { display: flex; }
.ly-announce.open .ly-announce-fab { display: none; }

.ly-announce-head {
  display: flex; align-items: center; gap: 8px;
  padding: 12px 12px 10px; border-bottom: 1px solid #2a3545;
}
.ly-announce-head .title {
  flex: 1; min-width: 0; font-size: 15px; font-weight: 700; color: #e8eef7;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.ly-announce-head button {
  border: 0; border-radius: 8px; padding: 6px 10px; cursor: pointer;
  background: #243041; color: #93a0b3; font-size: 12px; flex-shrink: 0;
}
.ly-announce-head button:hover { color: #fff; }
.ly-announce-body {
  padding: 12px; overflow: auto; -webkit-overflow-scrolling: touch;
  color: #c9d4e4; font-size: 13px; line-height: 1.55;
  white-space: pre-wrap; word-break: break-word;
}
.ly-announce-foot {
  padding: 8px 12px 12px; color: #93a0b3; font-size: 11px;
  border-top: 1px solid #2a3545;
}

@media (max-width: 640px) {
  .ly-announce {
    right: max(10px, env(safe-area-inset-right, 0px));
    bottom: max(10px, env(safe-area-inset-bottom, 0px));
    width: calc(100vw - 20px);
  }
  .ly-announce-panel { max-height: min(58vh, 460px); }
  .ly-announce-fab { padding: 11px 16px; font-size: 14px; }
}