#dev-gui-container {
  position: fixed;
  top: 10px;
  right: 10px;
  width: 340px;
  max-height: calc(100vh - 20px);
  background-color: rgba(25, 25, 30, 0.9);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 8px;
  color: #f0f0f0;
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.5);
  z-index: 1005;
  display: flex;
  flex-direction: column;
  overflow-y: auto;
  pointer-events: auto;
}

/* This class is no longer needed for visibility toggling */
/* #dev-gui-container.hidden {
  display: none;
} */

.dev-gui-title {
  font-size: 1.2em;
  font-weight: bold;
  text-align: center;
  padding: 12px;
  background-color: rgba(0, 0, 0, 0.3);
  border-bottom: 1px solid rgba(255, 255, 255, 0.2);
  user-select: none;
  cursor: pointer;
  transition: background-color 0.2s;
}
.dev-gui-title:hover {
  background-color: rgba(70, 70, 80, 0.4);
}
.dev-gui-title.open {
  background-color: rgba(80, 90, 110, 0.5);
}
.dev-gui-main-content {
    display: none;
}
.dev-gui-folder {
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}
.dev-gui-folder-header {
  padding: 10px 12px;
  background-color: rgba(0, 0, 0, 0.2);
  cursor: pointer;
  user-select: none;
  font-weight: bold;
  transition: background-color 0.2s;
}
.dev-gui-folder-header:hover {
  background-color: rgba(70, 70, 80, 0.4);
}
.dev-gui-folder-header.open {
  background-color: rgba(80, 90, 110, 0.5);
}
.dev-gui-folder-content {
  padding: 10px;
  background-color: rgba(40, 40, 45, 0.5);
  display: none; /* Collapsed by default */
}
.dev-gui-control-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 8px;
  font-size: 0.9em;
}
.dev-gui-control-row label {
  margin-right: 10px;
  flex-shrink: 0;
}
.dev-gui-control-row input[type="text"] {
    flex-grow: 1;
    background-color: #333;
    color: #eee;
    border: 1px solid #555;
    border-radius: 4px;
    padding: 4px;
}
.dev-gui-control-row input[type="range"] {
  flex-grow: 1;
  margin: 0 5px;
  -webkit-appearance: none;
  height: 5px;
  background: #444;
  border-radius: 5px;
}
.dev-gui-control-row input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 15px;
  height: 15px;
  background: #9fa8da;
  cursor: pointer;
  border-radius: 50%;
}
.dev-gui-slider-value {
  width: 40px;
  text-align: right;
  font-family: monospace;
  font-size: 0.95em;
  color: #c5cae9;
}
.dev-gui-control-row select {
  flex-grow: 1;
  background-color: #333;
  color: #eee;
  border: 1px solid #555;
  border-radius: 4px;
  padding: 4px;
}
.dev-gui-button {
  width: 100%;
  padding: 8px;
  margin-top: 5px;
  background-color: #5c6bc0;
  color: white;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  font-weight: bold;
  transition: background-color 0.2s;
}
.dev-gui-button:hover {
  background-color: #7986cb;
}
.dev-gui-separator {
    border: none;
    height: 1px;
    background-color: rgba(255, 255, 255, 0.1);
    margin: 12px 0;
}
.dev-gui-button-group {
    display: flex;
    gap: 8px;
    margin-bottom: 8px;
}
.dev-gui-button-group .dev-gui-button {
    flex-grow: 1;
    margin-top: 0;
}
.dev-gui-control-column {
    display: flex;
    flex-direction: column;
    margin-bottom: 8px;
}
.dev-gui-control-column label {
    margin-bottom: 4px;
    font-weight: bold;
}
.dev-gui-textarea {
    width: 100%;
    min-height: 150px;
    background-color: #2a2a2e;
    color: #f0f0f0;
    border: 1px solid #555;
    border-radius: 4px;
    padding: 6px;
    font-family: monospace;
    font-size: 0.85em;
    resize: vertical;
}