:root {
  --navbar-bg: rgba(235, 235, 235, 0.45);
  --navbar-hover-bg: rgba(0, 0, 0, 0.3);
  --nav-shadow: 0 1px 10px rgba(0,0,0,0.2);
}

@media (prefers-color-scheme: dark) {
  :root {
    --navbar-bg: rgba(0, 0, 0, 0.55);
    --navbar-hover-bg: rgba(255, 255, 255, 0.12);
    --nav-shadow: 0 1px 10px rgba(0,0,0,0.5);
  }
}

/* MAIN BAR */
#bottom-bar {
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  background: var(--navbar-bg);
  box-shadow: var(--nav-shadow);
  z-index: 9999;
  transition: padding 0.25s ease, height 0.25s ease;
}

/* INNER LAYOUT */
#bottom-bar-inner {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  padding: 12px;
  gap: 5px;
}

/* CONTENT AREA (normal HTML) */
#bottom-content {
  flex: 1;
  font-size: 16px;
 /* line-height: 1.4;*/
 /* overflow-wrap: break-word;*/
}

/* COLLAPSED STATE — hide content, shrink padding */
#bottom-bar.collapsed #bottom-content {
  display: none;
}

#bottom-bar.collapsed #bottom-bar-inner {
  padding-top: 6px;
  padding-bottom: 6px;
}

/* Fully hidden state */
#bottom-bar.hidden {
  display: none;
}

/* TOGGLE BUTTON */
#toggle-btn {
  background: none;
  border: none;
  cursor: pointer;
  font-size: 22px;
  padding: 4px 6px;
  border-radius: 6px;
  transition: background 0.2s ease;
  margin-left: auto;
}

#toggle-btn:hover {
  background: var(--navbar-hover-bg);
}

/* MOBILE TEXT SHRINKING */
@media (max-width: 600px) {
  #bottom-bar.expanded #bottom-content.smalltext {
    font-size: 0.8em;
  }
}