.usage-panel {
  margin: 24px 0;
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}

.usage-toggle {
  display: flex;
  align-items: center;
  gap: 8px;
  width: 100%;
  padding: 14px 18px;
  background: transparent;
  border: none;
  color: var(--text-bright);
  font-size: 0.95em;
  font-weight: 600;
  cursor: pointer;
  text-align: left;
}

.usage-toggle:hover {
  background: var(--bg-elevated);
}

.usage-caret {
  display: inline-block;
  transition: transform 0.15s;
  color: var(--text-muted);
  font-size: 0.9em;
}

.usage-caret.open {
  transform: rotate(90deg);
}

.usage-body {
  padding: 4px 18px 18px;
  border-top: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.usage-snippet-title {
  font-size: 0.85em;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.03em;
  margin: 14px 0 8px;
}

.usage-codebox {
  position: relative;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

.usage-codebox pre {
  margin: 0;
  padding: 14px 16px;
  overflow-x: auto;
  font-family: var(--font-mono);
  font-size: 0.85em;
  line-height: 1.5;
  color: var(--text-bright);
  white-space: pre;
}

.usage-copy-btn {
  position: absolute;
  top: 8px;
  right: 8px;
  padding: 3px 10px;
  font-size: 0.75em;
  font-family: var(--font-sans);
  color: var(--text-muted);
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 4px;
  cursor: pointer;
  transition: all 0.15s;
}

.usage-copy-btn:hover {
  color: var(--text-bright);
  border-color: var(--accent);
}

.usage-note {
  margin-top: 8px;
  font-size: 0.82em;
  color: var(--text-muted);
  line-height: 1.45;
}