/* ═══════════════════════════════════════════
   G-Cite: QA 引用归因组件
   ═══════════════════════════════════════════ */

/* Answer bubble: transparent bg so citation card sits flush below */
.g-cite-answer {
  background-color: transparent !important;
  box-shadow: none !important;
  padding: var(--space-1) 0 0 0 !important;
  max-width: 100% !important;
}

/* Inline superscript citation mark — pure visual, no interaction */
.g-cite {
  vertical-align: super;
  font-size: 0.75em;
  color: var(--color-primary);
  font-weight: var(--font-semibold);
  padding: 0 1px;
}

/* Citation summary card */
.g-cite-card {
  background-color: var(--color-bg-surface);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-xs);
  border: 1px solid var(--color-border-light);
  width: 100%;
  max-width: 100%;
  box-sizing: border-box;
  overflow: hidden;
  margin-top: var(--space-1);
}

.g-cite-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-2_5) var(--space-3_5);
  cursor: pointer;
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  user-select: none;
  transition: background-color var(--duration-instant);
}

.g-cite-header:active {
  background-color: var(--color-bg-subtle);
}

.g-cite-header-left {
  display: flex;
  align-items: center;
  gap: var(--space-1_5);
}

.g-cite-toggle {
  font-size: var(--text-2xs);
  color: var(--slate-400);
  transition: transform var(--duration-fast) var(--ease-out);
}

.g-cite-panel {
  display: none;
  padding: 0 var(--space-3_5) var(--space-2_5);
  border-top: 1px solid var(--color-border-light);
}

.g-cite-panel.expanded {
  display: block;
}

.g-cite-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-3);
  min-height: 44px;
  font-size: var(--text-sm);
  border-bottom: 1px solid var(--color-bg-subtle);
  cursor: pointer;
  transition: background-color var(--duration-instant);
}

.g-cite-item:last-child {
  border-bottom: none;
}

.g-cite-item:hover {
  background-color: var(--color-bg-muted);
}

.g-cite-item:active {
  background-color: var(--slate-200);
}

.g-cite-item-disabled {
  cursor: default;
  opacity: 0.5;
  pointer-events: none;
}

.g-cite-item sup {
  color: var(--color-primary);
  font-weight: var(--font-semibold);
  font-size: 0.75em;
  flex-shrink: 0;
  min-width: 14px;
  margin-top: 1px;
}

.g-cite-item-title {
  color: var(--color-primary);
  flex-grow: 1;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.g-cite-item-icon {
  color: var(--color-text-tertiary);
  font-size: var(--text-xs);
  flex-shrink: 0;
  margin-top: 2px;
  width: 14px;
  text-align: center;
}

.g-cite-item-meta {
  flex-grow: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.g-cite-item-subtitle {
  font-size: var(--text-2xs);
  color: var(--color-text-secondary);
  font-weight: var(--font-normal);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}