.dudu-brand {
  position: fixed;
  z-index: 9999;
  right: 14px;
  bottom: 14px;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 11px 8px 8px;
  border: 2px solid #17282d;
  border-radius: 999px;
  color: #17282d;
  background: rgba(255, 250, 236, .94);
  box-shadow: 4px 4px 0 #17282d;
  font-family: "Avenir Next", "PingFang SC", "Microsoft YaHei", sans-serif;
  text-decoration: none;
  backdrop-filter: blur(8px);
  transition: transform .18s ease, box-shadow .18s ease;
}
.dudu-brand:hover { transform: translate(-2px, -2px); box-shadow: 6px 6px 0 #17282d; }
.dudu-brand__mark {
  display: grid;
  width: 31px;
  height: 31px;
  place-items: center;
  border-radius: 50%;
  color: white;
  background: #e35f3d;
  font-family: Georgia, "Songti SC", serif;
  font-size: 17px;
  font-weight: 800;
}
.dudu-brand__text { line-height: 1.1; }
.dudu-brand__text strong { display: block; font-size: 11px; letter-spacing: .08em; }
.dudu-brand__text small { color: #69736f; font-size: 9px; }
.dudu-sound {
  position: fixed;
  z-index: 9999;
  right: 14px;
  bottom: 70px;
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 8px 11px;
  border: 2px solid #17282d;
  border-radius: 999px;
  color: #17282d;
  background: rgba(255, 250, 236, .94);
  box-shadow: 3px 3px 0 #17282d;
  font-family: "Avenir Next", "PingFang SC", "Microsoft YaHei", sans-serif;
  font-size: 10px;
  font-weight: 900;
  cursor: pointer;
  backdrop-filter: blur(8px);
}
.dudu-sound:hover { transform: translate(-1px, -1px); box-shadow: 4px 4px 0 #17282d; }
.dudu-sound__icon { font-size: 15px; line-height: 1; }
.dudu-sound[aria-pressed="false"] { color: #727b77; background: rgba(238, 235, 224, .94); }
@media (max-width: 560px) {
  .dudu-brand { right: 9px; bottom: 9px; padding: 6px; }
  .dudu-brand__text { display: none; }
  .dudu-sound { right: 9px; bottom: 54px; padding: 8px; }
  .dudu-sound__label { display: none; }
}