/* ============================================
   智营 · 金蝶数据助手 — 产品级 UI 样式系统
   ============================================ */

:root {
  /* 主色调 — 金蝶蓝 + WorkBuddy 活力橙 */
  --primary: #1890ff;
  --primary-dark: #096dd9;
  --primary-light: #e6f7ff;
  --accent: #fa8c16;
  --accent-dark: #d46b08;
  --accent-light: #fff7e6;

  /* 语义色 */
  --success: #52c41a;
  --success-bg: #f6ffed;
  --warning: #faad14;
  --warning-bg: #fffbe6;
  --danger: #f5222d;
  --danger-bg: #fff1f0;
  --info: #1890ff;
  --info-bg: #e6f7ff;

  /* 中性色 */
  --bg-page: #f0f2f5;
  --bg-card: #ffffff;
  --bg-sidebar: #001529;
  --bg-sidebar-hover: #000c17;
  --bg-sidebar-active: #1890ff;
  --border: #e8e8e8;
  --border-light: #f0f0f0;
  --text-primary: #262626;
  --text-secondary: #595959;
  --text-tertiary: #8c8c8c;
  --text-disabled: #bfbfbf;
  --text-inverse: #ffffff;

  /* 间距 */
  --space-xs: 4px;
  --space-sm: 8px;
  --space-md: 16px;
  --space-lg: 24px;
  --space-xl: 32px;

  /* 圆角 */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;

  /* 阴影 */
  --shadow-sm: 0 1px 2px rgba(0,0,0,0.06);
  --shadow-md: 0 2px 8px rgba(0,0,0,0.08);
  --shadow-lg: 0 4px 16px rgba(0,0,0,0.12);
  --shadow-card: 0 1px 3px rgba(0,0,0,0.08), 0 1px 2px rgba(0,0,0,0.04);

  /* 字体 */
  --font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Segoe UI", Roboto, sans-serif;
  --font-mono: "SF Mono", "Fira Code", "Consolas", monospace;
  --font-size-xs: 12px;
  --font-size-sm: 13px;
  --font-size-base: 14px;
  --font-size-md: 15px;
  --font-size-lg: 16px;
  --font-size-xl: 18px;
  --font-size-2xl: 20px;
  --font-size-3xl: 24px;
  --font-size-4xl: 28px;
  --font-size-5xl: 32px;
}

/* ============ Reset ============ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html, body { height: 100%; }
body {
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  color: var(--text-primary);
  background: var(--bg-page);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  line-height: 1.6;
}

/* ============ 布局 ============ */
.app-layout {
  display: flex;
  min-height: 100vh;
}

/* ============ 侧边栏 ============ */
.sidebar {
  width: 240px;
  background: var(--bg-sidebar);
  color: var(--text-inverse);
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  z-index: 100;
  transition: width 0.3s ease;
}

.sidebar-header {
  padding: 20px 16px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
  display: flex;
  align-items: center;
  gap: 12px;
}

.sidebar-logo {
  width: 36px;
  height: 36px;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  flex-shrink: 0;
}

.sidebar-title {
  font-size: var(--font-size-lg);
  font-weight: 600;
  line-height: 1.3;
}

.sidebar-subtitle {
  font-size: var(--font-size-xs);
  color: rgba(255,255,255,0.45);
}

.sidebar-nav {
  flex: 1;
  padding: var(--space-md) 0;
  overflow-y: auto;
}

.nav-section-label {
  padding: 16px 24px 8px;
  font-size: var(--font-size-xs);
  color: rgba(255,255,255,0.35);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 24px;
  color: rgba(255,255,255,0.65);
  cursor: pointer;
  transition: all 0.2s;
  border-left: 3px solid transparent;
  font-size: var(--font-size-base);
  position: relative;
}

.nav-item:hover {
  background: var(--bg-sidebar-hover);
  color: var(--text-inverse);
}

.nav-item.active {
  background: var(--bg-sidebar-active);
  color: var(--text-inverse);
  border-left-color: var(--accent);
}

.nav-item .nav-icon {
  width: 20px;
  text-align: center;
  font-size: 16px;
  flex-shrink: 0;
}

.nav-item .nav-badge {
  margin-left: auto;
  background: var(--danger);
  color: white;
  font-size: 10px;
  padding: 2px 6px;
  border-radius: 10px;
  min-width: 18px;
  text-align: center;
}

.sidebar-footer {
  padding: 16px 24px;
  border-top: 1px solid rgba(255,255,255,0.08);
  font-size: var(--font-size-xs);
  color: rgba(255,255,255,0.35);
}

/* ============ 主内容区 ============ */
.main-content {
  flex: 1;
  margin-left: 240px;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

/* ============ 顶部栏 ============ */
.topbar {
  background: var(--bg-card);
  padding: 0 var(--space-lg);
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 50;
  box-shadow: var(--shadow-sm);
}

.topbar-left {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.topbar-title {
  font-size: var(--font-size-xl);
  font-weight: 600;
}

.topbar-right {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.topbar-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 12px;
  background: var(--primary-light);
  color: var(--primary);
  border-radius: 12px;
  font-size: var(--font-size-xs);
  font-weight: 500;
}

.topbar-tag.success { background: var(--success-bg); color: var(--success); }
.topbar-tag.warning { background: var(--warning-bg); color: var(--warning); }

.topbar-period {
  font-size: var(--font-size-sm);
  color: var(--text-tertiary);
}

.topbar-user {
  display: flex;
  align-items: center;
  gap: 8px;
}

.topbar-avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-sm);
  font-weight: 600;
}

/* ============ 页面容器 ============ */
.page-container {
  padding: var(--space-lg);
  flex: 1;
}

.page-section {
  margin-bottom: var(--space-lg);
}

.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-md);
}

.section-title {
  font-size: var(--font-size-lg);
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 8px;
}

.section-title::before {
  content: '';
  width: 4px;
  height: 18px;
  background: var(--primary);
  border-radius: 2px;
}

/* ============ KPI 卡片 ============ */
.kpi-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
  margin-bottom: var(--space-lg);
}

.kpi-card {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  box-shadow: var(--shadow-card);
  transition: transform 0.2s, box-shadow 0.2s;
  position: relative;
  overflow: hidden;
}

.kpi-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.kpi-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
  background: var(--card-color, var(--primary));
}

.kpi-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-md);
}

.kpi-label {
  font-size: var(--font-size-sm);
  color: var(--text-tertiary);
}

.kpi-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  background: var(--card-color-light, var(--primary-light));
  color: var(--card-color, var(--primary));
}

.kpi-value {
  font-size: var(--font-size-4xl);
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.2;
  font-variant-numeric: tabular-nums;
}

.kpi-value .unit {
  font-size: var(--font-size-base);
  font-weight: 400;
  color: var(--text-tertiary);
  margin-left: 4px;
}

.kpi-trend {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-top: var(--space-sm);
  font-size: var(--font-size-xs);
}

.kpi-trend.up { color: var(--danger); }
.kpi-trend.down { color: var(--success); }

.kpi-subdata {
  display: flex;
  gap: var(--space-md);
  margin-top: var(--space-md);
  padding-top: var(--space-md);
  border-top: 1px solid var(--border-light);
}

.kpi-subdata-item {
  font-size: var(--font-size-xs);
  color: var(--text-tertiary);
}

.kpi-subdata-item .val {
  color: var(--text-primary);
  font-weight: 600;
  font-size: var(--font-size-sm);
}

.kpi-alert {
  margin-top: var(--space-sm);
  padding: 6px 10px;
  background: var(--warning-bg);
  color: var(--warning);
  border-radius: var(--radius-sm);
  font-size: var(--font-size-xs);
  display: flex;
  align-items: center;
  gap: 6px;
}

.kpi-alert.danger { background: var(--danger-bg); color: var(--danger); }

/* ============ 卡片 ============ */
.card {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  overflow: hidden;
}

.card-header {
  padding: var(--space-md) var(--space-lg);
  border-bottom: 1px solid var(--border-light);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.card-title {
  font-size: var(--font-size-md);
  font-weight: 600;
}

.card-body {
  padding: var(--space-lg);
}

.card-body.no-padding {
  padding: 0;
}

/* ============ 表格 ============ */
.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--font-size-sm);
}

.data-table th {
  background: #fafafa;
  text-align: left;
  padding: 12px var(--space-md);
  font-weight: 600;
  color: var(--text-secondary);
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
  position: sticky;
  top: 0;
}

.data-table td {
  padding: 10px var(--space-md);
  border-bottom: 1px solid var(--border-light);
  color: var(--text-primary);
  white-space: nowrap;
}

.data-table tbody tr:hover {
  background: #fafafa;
}

.data-table .num {
  font-variant-numeric: tabular-nums;
  text-align: right;
}

.data-table .text-danger { color: var(--danger); font-weight: 500; }
.data-table .text-warning { color: var(--warning); font-weight: 500; }
.data-table .text-success { color: var(--success); font-weight: 500; }

.table-wrap {
  max-height: 480px;
  overflow: auto;
  border-radius: var(--radius-md);
}

/* ============ 标签/徽章 ============ */
.tag {
  display: inline-flex;
  align-items: center;
  padding: 2px 8px;
  border-radius: var(--radius-sm);
  font-size: var(--font-size-xs);
  font-weight: 500;
  line-height: 1.5;
}

.tag-default { background: #f5f5f5; color: var(--text-secondary); }
.tag-primary { background: var(--primary-light); color: var(--primary); }
.tag-success { background: var(--success-bg); color: var(--success); }
.tag-warning { background: var(--warning-bg); color: var(--warning); }
.tag-danger { background: var(--danger-bg); color: var(--danger); }
.tag-info { background: var(--info-bg); color: var(--info); }

/* ============ 进度条 ============ */
.progress-bar {
  width: 100%;
  height: 8px;
  background: var(--border-light);
  border-radius: 4px;
  overflow: hidden;
}

.progress-bar-fill {
  height: 100%;
  border-radius: 4px;
  transition: width 0.6s ease;
}

.progress-bar-fill.primary { background: var(--primary); }
.progress-bar-fill.success { background: var(--success); }
.progress-bar-fill.warning { background: var(--warning); }
.progress-bar-fill.danger { background: var(--danger); }

/* ============ 预警列表 ============ */
.alert-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.alert-item {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: 12px var(--space-md);
  border-radius: var(--radius-md);
  border: 1px solid var(--border-light);
  transition: all 0.2s;
  cursor: pointer;
}

.alert-item:hover {
  box-shadow: var(--shadow-md);
  transform: translateX(4px);
}

.alert-item.high { border-left: 3px solid var(--danger); background: var(--danger-bg); }
.alert-item.medium { border-left: 3px solid var(--warning); background: var(--warning-bg); }
.alert-item.low { border-left: 3px solid var(--info); background: var(--info-bg); }

.alert-icon {
  font-size: 20px;
  flex-shrink: 0;
}

.alert-content {
  flex: 1;
}

.alert-title {
  font-size: var(--font-size-base);
  font-weight: 500;
}

.alert-desc {
  font-size: var(--font-size-xs);
  color: var(--text-tertiary);
  margin-top: 2px;
}

.alert-action {
  font-size: var(--font-size-xs);
  color: var(--primary);
  white-space: nowrap;
}

/* ============ AI 助手 ============ */
.assistant-panel {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  display: flex;
  flex-direction: column;
  height: 100%;
  overflow: hidden;
}

.assistant-header {
  padding: var(--space-md) var(--space-lg);
  border-bottom: 1px solid var(--border-light);
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  background: linear-gradient(135deg, var(--primary-light), var(--accent-light));
}

.assistant-avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  flex-shrink: 0;
}

.assistant-name {
  font-size: var(--font-size-md);
  font-weight: 600;
}

.assistant-status {
  font-size: var(--font-size-xs);
  color: var(--success);
  display: flex;
  align-items: center;
  gap: 4px;
}

.assistant-status::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--success);
}

.assistant-messages {
  flex: 1;
  overflow-y: auto;
  padding: var(--space-md);
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  min-height: 300px;
  max-height: 500px;
}

.message {
  display: flex;
  gap: var(--space-sm);
  max-width: 90%;
  animation: msgFadeIn 0.4s ease;
}

@keyframes msgFadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

.message.user {
  align-self: flex-end;
  flex-direction: row-reverse;
}

.message-avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
}

.message.assistant .message-avatar {
  background: linear-gradient(135deg, var(--primary), var(--accent));
  color: white;
}

.message.user .message-avatar {
  background: var(--primary-light);
  color: var(--primary);
}

.message-bubble {
  padding: 10px 14px;
  border-radius: var(--radius-md);
  font-size: var(--font-size-sm);
  line-height: 1.7;
  white-space: pre-wrap;
  word-break: break-word;
}

.message.assistant .message-bubble {
  background: var(--bg-page);
  border-top-left-radius: 4px;
}

.message.user .message-bubble {
  background: var(--primary);
  color: white;
  border-top-right-radius: 4px;
}

.assistant-input {
  padding: var(--space-md);
  border-top: 1px solid var(--border-light);
  display: flex;
  gap: var(--space-sm);
}

.assistant-input input {
  flex: 1;
  padding: 8px 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  font-size: var(--font-size-sm);
  outline: none;
  transition: border-color 0.2s;
}

.assistant-input input:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 2px var(--primary-light);
}

.assistant-quick-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  padding: 0 var(--space-md) var(--space-sm);
}

.quick-action-btn {
  padding: 4px 10px;
  background: var(--bg-page);
  border: 1px solid var(--border);
  border-radius: 12px;
  font-size: var(--font-size-xs);
  color: var(--text-secondary);
  cursor: pointer;
  transition: all 0.2s;
}

.quick-action-btn:hover {
  background: var(--primary-light);
  border-color: var(--primary);
  color: var(--primary);
}

/* ============ 两栏布局 ============ */
.two-col {
  display: grid;
  grid-template-columns: 1fr 380px;
  gap: var(--space-lg);
  align-items: start;
}

.two-col.even {
  grid-template-columns: 1fr 1fr;
}

/* ============ 图表容器 ============ */
.chart-container {
  width: 100%;
  min-height: 300px;
}

.chart-container.small { min-height: 220px; }
.chart-container.large { min-height: 400px; }

/* ============ 统计行 ============ */
.stat-row {
  display: flex;
  gap: var(--space-lg);
  flex-wrap: wrap;
}

.stat-item {
  flex: 1;
  min-width: 140px;
}

.stat-label {
  font-size: var(--font-size-xs);
  color: var(--text-tertiary);
  margin-bottom: 4px;
}

.stat-value {
  font-size: var(--font-size-xl);
  font-weight: 700;
  font-variant-numeric: tabular-nums;
}

.stat-value .unit {
  font-size: var(--font-size-sm);
  font-weight: 400;
  color: var(--text-tertiary);
}

/* ============ 按钮 ============ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border-radius: var(--radius-md);
  font-size: var(--font-size-sm);
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s;
  border: 1px solid transparent;
  white-space: nowrap;
}

.btn-primary {
  background: var(--primary);
  color: white;
  border-color: var(--primary);
}

.btn-primary:hover {
  background: var(--primary-dark);
  border-color: var(--primary-dark);
}

.btn-default {
  background: white;
  color: var(--text-primary);
  border-color: var(--border);
}

.btn-default:hover {
  color: var(--primary);
  border-color: var(--primary);
}

.btn-sm {
  padding: 4px 10px;
  font-size: var(--font-size-xs);
}

/* ============ 月结清单 ============ */
.checklist-item {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: 12px var(--space-md);
  border-bottom: 1px solid var(--border-light);
  transition: background 0.2s;
}

.checklist-item:hover {
  background: #fafafa;
}

.checklist-icon {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  flex-shrink: 0;
}

.checklist-icon.done {
  background: var(--success-bg);
  color: var(--success);
}

.checklist-icon.in-progress {
  background: var(--warning-bg);
  color: var(--warning);
  animation: pulse 2s infinite;
}

.checklist-icon.pending {
  background: #f5f5f5;
  color: var(--text-disabled);
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.6; }
}

.checklist-content {
  flex: 1;
}

.checklist-title {
  font-size: var(--font-size-base);
  font-weight: 500;
}

.checklist-meta {
  font-size: var(--font-size-xs);
  color: var(--text-tertiary);
  margin-top: 2px;
}

/* ============ 页面切换动画 ============ */
.page {
  display: none;
  animation: pageFadeIn 0.3s ease;
}

.page.active {
  display: block;
}

@keyframes pageFadeIn {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ============ 滚动条 ============ */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: rgba(0,0,0,0.15); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: rgba(0,0,0,0.25); }

.sidebar ::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.15); }

/* ============ 工具类 ============ */
.text-right { text-align: right; }
.text-center { text-align: center; }
.text-danger { color: var(--danger); }
.text-success { color: var(--success); }
.text-warning { color: var(--warning); }
.text-primary { color: var(--primary); }
.text-tertiary { color: var(--text-tertiary); }
.font-bold { font-weight: 600; }
.mt-sm { margin-top: var(--space-sm); }
.mt-md { margin-top: var(--space-md); }
.mt-lg { margin-top: var(--space-lg); }
.mb-md { margin-bottom: var(--space-md); }
.mb-lg { margin-bottom: var(--space-lg); }
.flex { display: flex; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-sm { gap: var(--space-sm); }
.gap-md { gap: var(--space-md); }

/* ============ 响应式 ============ */
@media (max-width: 1200px) {
  .kpi-grid { grid-template-columns: repeat(2, 1fr); }
  .two-col { grid-template-columns: 1fr; }
  .two-col.even { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  .sidebar { width: 60px; }
  .sidebar-title, .sidebar-subtitle, .nav-item span:not(.nav-icon), .nav-section-label { display: none; }
  .main-content { margin-left: 60px; }
  .kpi-grid { grid-template-columns: 1fr; }
  .page-container { padding: var(--space-md); }
}

/* ============ 打印优化 ============ */
@media print {
  .sidebar, .topbar, .assistant-panel { display: none; }
  .main-content { margin-left: 0; }
  .page-container { padding: 0; }
  .card { box-shadow: none; border: 1px solid var(--border); }
}

/* ============ 自然语言 ERP 操作台 ============ */

/* 命令输入区 */
.nlp-input-area {
  margin-bottom: 16px;
}

.nlp-input-wrapper {
  display: flex;
  align-items: center;
  gap: 8px;
  background: #f5f7fa;
  border: 2px solid var(--primary);
  border-radius: 12px;
  padding: 4px 4px 4px 16px;
  transition: all 0.3s;
}

.nlp-input-wrapper:focus-within {
  box-shadow: 0 0 0 4px rgba(24, 144, 255, 0.12);
}

.nlp-input-icon {
  font-size: 20px;
  flex-shrink: 0;
}

.nlp-input {
  flex: 1;
  border: none;
  background: transparent;
  font-size: 15px;
  padding: 12px 8px;
  outline: none;
  color: var(--text-primary);
  font-family: inherit;
}

.nlp-input::placeholder {
  color: var(--text-quaternary);
}

.nlp-execute-btn {
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: #fff;
  border: none;
  padding: 10px 24px;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
  white-space: nowrap;
  flex-shrink: 0;
}

.nlp-execute-btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(24, 144, 255, 0.4);
}

.nlp-execute-btn:active {
  transform: translateY(0);
}

/* 示例命令 */
.nlp-examples-label {
  font-size: 12px;
  color: var(--text-tertiary);
  margin-bottom: 8px;
}

.nlp-examples-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.nlp-example-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 7px 14px;
  background: var(--primary-light);
  border: 1px solid #91d5ff;
  border-radius: 20px;
  font-size: 13px;
  color: var(--primary-dark);
  cursor: pointer;
  transition: all 0.2s;
  white-space: nowrap;
}

.nlp-example-chip:hover {
  background: #fff;
  border-color: var(--primary);
  box-shadow: 0 2px 8px rgba(24, 144, 255, 0.2);
  transform: translateY(-1px);
}

/* 操作类型面板 */
.nlp-op-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}

.nlp-op-type-card {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 16px;
  background: #fafafa;
  border: 1px solid var(--border);
  border-radius: 10px;
  border-left: 4px solid var(--op-color);
  transition: all 0.2s;
}

.nlp-op-type-card:hover {
  background: #fff;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
}

.nlp-op-icon {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  flex-shrink: 0;
}

.nlp-op-label {
  font-size: 15px;
  font-weight: 600;
  margin-bottom: 2px;
}

.nlp-op-desc {
  font-size: 12px;
  color: var(--text-tertiary);
}

/* 执行日志 */
.nlp-log-container {
  max-height: 500px;
  overflow-y: auto;
  padding: 16px;
  background: #fafbfc;
}

.nlp-log-empty {
  text-align: center;
  color: var(--text-quaternary);
  padding: 40px 0;
  font-size: 14px;
}

.nlp-log-entry {
  display: flex;
  gap: 10px;
  margin-bottom: 16px;
}

.nlp-log-avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--primary-light);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  flex-shrink: 0;
}

.nlp-log-entry.user-cmd .nlp-log-avatar {
  background: var(--accent-light);
}

.nlp-log-content {
  flex: 1;
  min-width: 0;
}

.nlp-log-role {
  font-size: 11px;
  color: var(--text-tertiary);
  margin-bottom: 4px;
}

.nlp-log-text {
  background: #fff;
  border-radius: 8px;
  padding: 12px;
  border: 1px solid var(--border);
  font-size: 13px;
  line-height: 1.6;
}

.nlp-log-step {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  padding: 6px 0;
  border-bottom: 1px solid #f0f0f0;
}

.nlp-log-step:last-child {
  border-bottom: none;
}

.nlp-step-icon {
  flex-shrink: 0;
  font-size: 14px;
  line-height: 1.6;
}

.nlp-log-step.thinking { color: var(--text-secondary); }
.nlp-log-step.calling { color: var(--primary); font-weight: 500; }
.nlp-log-step.result { color: var(--success); }
.nlp-log-step.done { color: var(--text-tertiary); font-style: italic; }

/* 参数展示 */
.nlp-log-params {
  margin: 8px 0 8px 22px;
  padding: 10px;
  background: #f5f7fa;
  border-radius: 6px;
  border: 1px solid #e8e8e8;
}

.nlp-params-label {
  font-size: 11px;
  color: var(--text-tertiary);
  margin-bottom: 4px;
}

.nlp-params-code {
  font-family: 'SF Mono', 'Fira Code', monospace;
  font-size: 12px;
  color: var(--primary-dark);
  margin: 0;
  white-space: pre-wrap;
  word-break: break-all;
}

/* 结果展示 */
.nlp-empty-state {
  text-align: center;
  padding: 48px 20px;
}

.nlp-empty-icon {
  font-size: 48px;
  margin-bottom: 12px;
  opacity: 0.6;
}

.nlp-empty-text {
  color: var(--text-tertiary);
  font-size: 14px;
  line-height: 1.6;
  max-width: 400px;
  margin: 0 auto;
}

.nlp-loading {
  text-align: center;
  padding: 40px;
  color: var(--primary);
  font-size: 15px;
}

.nlp-result-header {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 12px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border);
}

.nlp-result-tool {
  font-size: 13px;
  font-weight: 600;
  color: var(--primary-dark);
  font-family: monospace;
}

.nlp-result-footer {
  margin-top: 8px;
  font-size: 12px;
  color: var(--text-tertiary);
  text-align: right;
}

/* 结果卡片 */
.nlp-result-card {
  background: linear-gradient(135deg, #f6ffed, #e6f7ff);
  border: 1px solid #b7eb8f;
  border-radius: 10px;
  padding: 20px;
}

.nlp-result-card-title {
  font-size: 16px;
  font-weight: 700;
  color: var(--success);
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.nlp-result-card-billno {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 14px;
  background: #fff;
  border-radius: 8px;
  margin-bottom: 12px;
  border: 1px solid var(--border);
}

.nlp-result-card-fields {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

.nlp-result-field {
  display: flex;
  justify-content: space-between;
  padding: 8px 14px;
  background: #fff;
  border-radius: 6px;
  border: 1px solid var(--border);
  font-size: 13px;
}

.nlp-field-label {
  color: var(--text-tertiary);
  flex-shrink: 0;
}

.nlp-field-value {
  font-weight: 500;
  text-align: right;
  color: var(--text-primary);
}

/* 响应式 */
@media (max-width: 1200px) {
  .nlp-op-grid { grid-template-columns: repeat(2, 1fr); }
  .nlp-result-card-fields { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  .nlp-op-grid { grid-template-columns: 1fr; }
  .nlp-input-wrapper { flex-wrap: wrap; }
  .nlp-execute-btn { width: 100%; }
}