body { padding-bottom: 80px; }
.sticky-nav {
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  background: var(--bg-color, #1a1a2e);
  border-top: 1px solid var(--border-color, #444);
  padding: 8px 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  z-index: 1000;
  box-sizing: border-box;
  flex-wrap: wrap;
}
.sticky-nav select, .sticky-nav input, .sticky-nav button {
  font-size: 14px;
  padding: 4px 8px;
}
.sticky-nav input { width: 80px; }
.sticky-nav a {
  color: var(--link-color, #8be9fd);
  text-decoration: none;
  padding: 4px 8px;
}
.sticky-nav a:hover { color: var(--link-hover-color, hotpink); }
.sticky-nav .disabled {
  color: var(--faded-color, #666);
  padding: 4px 8px;
}
.sticky-nav .sep { color: var(--faded-color, #666); }
.dso-separator {
  border: 0;
  border-top: 1px solid var(--border-color, #444);
  margin: 1.5em 0;
}