/* ===== 全局智能助手（悬浮问答） ===== */
#ai-assistant-fab {
  position: fixed;
  right: 24px;
  bottom: 24px;
  z-index: 1500;
  padding: 12px 18px;
  border-radius: 24px;
  border: none;
  background: #185FA5;
  color: #fff;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  box-shadow: 0 4px 14px rgba(24, 95, 165, 0.35);
}

#ai-assistant-fab:hover { background: #0C447C; }

#ai-assistant-panel {
  position: fixed;
  right: 24px;
  bottom: 80px;
  z-index: 1500;
  width: 400px;
  max-width: calc(100vw - 32px);
  height: 560px;
  max-height: calc(100vh - 120px);
  display: none;
  flex-direction: column;
  background: var(--bg-elevated);
  border: 1px solid var(--border-color);
  border-radius: 14px;
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.15);
  overflow: hidden;
}

#ai-assistant-panel.open { display: flex; }

.assistant-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 16px;
  background: var(--bg-tertiary);
  border-bottom: 1px solid var(--border-color);
}

.assistant-title { font-size: 15px; font-weight: 500; color: var(--text-primary); }

.assistant-scope { font-size: 12px; color: var(--text-secondary); margin-top: 3px; line-height: 1.5; }

.assistant-close {
  border: none;
  background: none;
  font-size: 20px;
  color: var(--text-secondary);
  cursor: pointer;
  line-height: 1;
  padding: 4px 8px;
}
.assistant-clear {
  border: none;
  background: none;
  font-size: 16px;
  color: var(--text-muted);
  cursor: pointer;
  line-height: 1;
  padding: 4px 8px;
}
.assistant-clear:hover { color: var(--accent-blue); }

.assistant-messages {
  flex: 1;
  overflow-y: auto;
  padding: 14px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  background: var(--bg-secondary);
}

.assistant-msg {
  max-width: 88%;
  padding: 10px 12px;
  border-radius: 10px;
  font-size: 13px;
  line-height: 1.65;
  word-break: break-word;
  white-space: pre-wrap;
}

.assistant-msg.ai {
  align-self: flex-start;
  background: var(--bg-elevated);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
}

.assistant-msg.user {
  align-self: flex-end;
  background: var(--accent-blue);
  color: #fff;
}

.assistant-msg.error { align-self: flex-start; background: #FCEBEB; border: 1px solid #F09595; color: #791F1F; }

.assistant-msg table { border-collapse: collapse; margin-top: 6px; font-size: 12px; }

.assistant-msg table th, .assistant-msg table td {
  border: 1px solid var(--border-color);
  padding: 4px 8px;
  text-align: left;
}

.assistant-msg table th { background: var(--bg-tertiary); color: var(--text-primary); }
.assistant-msg table td { color: var(--text-primary); }

.assistant-chart { width: 100%; height: 200px; margin-top: 6px; }

.assistant-auth {
  display: flex;
  gap: 8px;
  padding: 8px 14px 0;
}

.assistant-auth input {
  flex: 1;
  padding: 7px 10px;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  font-size: 12px;
  background: var(--bg-elevated);
  color: var(--text-primary);
}

.assistant-auth button {
  padding: 7px 14px;
  border: none;
  border-radius: 8px;
  background: var(--bg-tertiary);
  color: var(--text-primary);
  font-size: 12px;
  cursor: pointer;
}

.assistant-input-row {
  display: flex;
  gap: 8px;
  padding: 10px 14px 14px;
}

.assistant-input-row input {
  flex: 1;
  padding: 9px 12px;
  border: 1px solid var(--border-color);
  border-radius: 10px;
  font-size: 13px;
  background: var(--bg-elevated);
  color: var(--text-primary);
}

.assistant-input-row input:focus { outline: none; border-color: var(--accent-blue); }

.assistant-input-row button {
  padding: 9px 18px;
  border: none;
  border-radius: 10px;
  background: var(--accent-blue);
  color: #fff;
  font-size: 13px;
  cursor: pointer;
}

.assistant-input-row button:disabled { background: var(--bg-tertiary); color: var(--text-muted); cursor: not-allowed; }

/* ===== 反问消息样式 ===== */
.assistant-msg.clarify {
  background: #FAEEDA;
  border: 1px solid #EF9F27;
}
.clarify-badge {
  display: inline-block;
  background: #BA7517;
  color: #fff;
  font-size: 11px;
  padding: 1px 8px;
  border-radius: 10px;
  margin-bottom: 4px;
}

/* ===== 口径记忆管理 ===== */
.assistant-memory {
  border-top: 1px solid var(--border-color);
  border-bottom: 1px solid var(--border-color);
  background: var(--bg-tertiary);
  padding: 8px 10px;
  max-height: 180px;
  overflow-y: auto;
}
.assistant-memory-title {
  font-size: 12px;
  color: var(--text-secondary);
  margin-bottom: 6px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.assistant-memory-title button {
  border: none;
  background: none;
  color: var(--text-muted);
  cursor: pointer;
  font-size: 14px;
  padding: 0 4px;
}
.mem-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 6px;
  background: var(--bg-elevated);
  border: 1px solid var(--border-color);
  border-radius: 6px;
  padding: 4px 8px;
  margin-bottom: 4px;
  font-size: 12px;
  color: var(--text-primary);
}
.mem-item span { flex: 1; word-break: break-all; }
.mem-item button {
  border: none;
  background: none;
  color: #A32D2D;
  cursor: pointer;
  font-size: 14px;
  padding: 0 2px;
}
.mem-empty {
  font-size: 12px;
  color: var(--text-muted);
  padding: 6px 2px;
  line-height: 1.5;
}
.assistant-memory-add {
  display: flex;
  gap: 6px;
  margin-top: 6px;
}
.assistant-memory-add input {
  flex: 1;
  border: 1px solid var(--border-color);
  border-radius: 6px;
  padding: 5px 8px;
  font-size: 12px;
  min-width: 0;
  background: var(--bg-elevated);
  color: var(--text-primary);
}
.assistant-memory-add button {
  border: none;
  background: var(--accent-blue);
  color: #fff;
  border-radius: 6px;
  padding: 5px 12px;
  font-size: 12px;
  cursor: pointer;
}