/* OpenCode Web Shell — 前端样式（浅色现代风格） */
:root {
  /* 主色：现代蓝紫渐变（按钮/链接/选中态） */
  --primary: #4f6bed;
  --primary-hover: #3b56c9;
  --accent: #4f6bed;
  --primary-soft: #eef2ff;
  --grad-primary: linear-gradient(135deg, #5b7bf6 0%, #4f6bed 55%, #6d5cf0 100%);

  --danger: #e5484d;
  --danger-soft: #fef1f1;
  --warn: #d97706;
  --bg: #f6f7f9;
  --panel: #ffffff;
  --panel-2: #fbfcfe;
  --border: #e6e8ee;
  --bg-alt: #eef1f6;
  --bg-soft: rgba(128, 128, 128, 0.15);
  --card-bg: #fbfcfe;
  --text: #1f2430;
  --muted: #7a8291;
  --user-bubble: #4f6bed;
  --ai-bubble: #ffffff;
  --ok: #16a34a;
  --warn: #f59e0b;
  --err: #ef4444;

  /* 阴影/圆角令牌 */
  --shadow-xs: 0 1px 2px rgba(15, 23, 42, 0.05);
  --shadow-sm: 0 1px 3px rgba(15, 23, 42, 0.08), 0 1px 2px rgba(15, 23, 42, 0.04);
  --shadow-md: 0 4px 12px rgba(15, 23, 42, 0.08), 0 2px 4px rgba(15, 23, 42, 0.05);
  --shadow-lg: 0 12px 32px rgba(15, 23, 42, 0.14), 0 4px 10px rgba(15, 23, 42, 0.08);
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html,
body {
  height: 100%;
}

body {
  font-family: Inter, -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI",
    "PingFang SC", "HarmonyOS Sans SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  background: var(--bg);
  color: var(--text);
  display: flex;
  flex-direction: column;
  height: 100vh;
  overflow: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  font-feature-settings: "cv02", "cv03", "cv04", "cv11";
  letter-spacing: 0.01em;
}

/* ---- 顶部导航栏 ---- */
.topbar {
  display: flex;
  align-items: center;
  gap: 10px;
  height: 48px;
  padding: 0 14px;
  background: var(--panel);
  border-bottom: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  flex-shrink: 0;
  z-index: 20;
}

.icon-btn,
.nav-btn {
  border: none;
  background: transparent;
  font-size: 16px;
  cursor: pointer;
  padding: 6px 10px;
  border-radius: var(--radius-sm);
  color: var(--text);
  transition: background 0.15s ease, color 0.15s ease, transform 0.12s ease;
}

.icon-btn:hover,
.nav-btn:hover {
  background: var(--bg);
}

.icon-btn:active,
.nav-btn:active {
  transform: scale(0.96);
}

.brand {
  font-weight: 700;
  font-size: 15px;
  white-space: nowrap;
  letter-spacing: 0.02em;
  background: var(--grad-primary);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
}

.project-select {
  padding: 5px 8px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 13px;
  background: var(--panel);
  color: var(--text);
  max-width: 220px;
  transition: border-color 0.15s ease;
}

.project-select:hover {
  border-color: #c3c9d4;
}

/* 模型选择器：输入框右侧（与发送/停止按钮同排，主流 chatbot 风格）
   胶囊按钮形态（参考 ChatGPT/Claude 的 composer 模型选择器）：
   淡紫底 + 主题色文字与渐变发送按钮同色系，hover 加深，自定义 chevron
   Codex 风格变体：选项为 简写模型名 / 简写模型名-think（思考模式） */
.model-select {
  flex-shrink: 0;
  height: 38px;
  max-width: 220px;
  padding: 0 28px 0 14px;
  appearance: none;
  -webkit-appearance: none;
  border: none;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 500;
  background-color: var(--primary-soft);
  background-image: url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%234f6bed' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  color: var(--primary);
  cursor: pointer;
  transition: background-color 0.15s ease, box-shadow 0.15s ease;
}

.model-select:hover {
  background-color: #e0e7ff;
}

.model-select:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
}

.model-select optgroup {
  font-style: normal;
  color: var(--muted);
}

.model-select option {
  color: var(--text);
}

.spacer {
  flex: 1;
}

.status-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  display: inline-block;
  box-shadow: 0 0 0 3px rgba(22, 163, 74, 0.15);
}

.status-dot.idle {
  background: var(--ok);
  box-shadow: 0 0 0 3px rgba(22, 163, 74, 0.15);
}

.status-dot.running {
  background: var(--warn);
  box-shadow: 0 0 0 3px rgba(245, 158, 11, 0.18);
  animation: pulse 1.2s infinite;
}

.status-dot.error {
  background: var(--err);
  box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.15);
}

.status-dot.offline {
  background: var(--muted);
  box-shadow: 0 0 0 3px rgba(122, 130, 145, 0.15);
}

@keyframes pulse {

  0%,
  100% {
    opacity: 1;
  }

  50% {
    opacity: 0.4;
  }
}

.status-text {
  font-size: 13px;
  color: var(--muted);
  white-space: nowrap;
}

/* ---- 主体三栏布局（左：个人管理 / 中：项目工作区 / 右：对话区） ---- */
.app-body {
  display: flex;
  flex: 1;
  min-height: 0;
}

/* 右侧对话区：占满剩余空间，chat-view 在其中填满高度 */
.main-area {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
}

.left-panel {
  width: 224px;
  min-width: 224px;
  background: var(--panel);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  overflow-y: auto;
  flex-shrink: 0;
}

/* 面板间可拖拽分隔条 */
.splitter {
  flex-shrink: 0;
  width: 5px;
  cursor: col-resize;
  background: transparent;
  transition: background 0.15s;
  position: relative;
  z-index: 5;
}

.splitter:hover,
.splitter.active {
  background: var(--accent, #4f6bed);
  opacity: 0.45;
}

/* 用户卡片 */
.user-card {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 14px 12px;
  border-bottom: 1px solid var(--border);
  background: linear-gradient(180deg, #fbfcff 0%, var(--panel) 100%);
}

.user-avatar {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: var(--grad-primary);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 17px;
  flex: none;
  box-shadow: 0 2px 6px rgba(79, 107, 237, 0.35);
}

.user-name {
  font-size: 14px;
  font-weight: 600;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.user-role {
  font-size: 11px;
  color: var(--muted);
}

.user-role::first-letter {
  text-transform: uppercase;
}

/* 监控页计费表格：状态标签 */
.bill-ok {
  color: #2e9e5b;
  font-weight: 600;
}

.bill-warn-tag {
  color: #d33;
  font-weight: 600;
}

/* 明细表内联缓存命中率徽标（灰底小标签） */
.bill-cache-rate {
  display: inline-block;
  margin-left: 6px;
  padding: 1px 6px;
  font-size: 11px;
  color: #6b7280;
  background: #f3f4f6;
  border-radius: 8px;
  white-space: nowrap;
}

/* ========== 用量与计费独立页面（参考 DeepSeek 用量页） ========== */
/* 独立视图（用量/报告）头部显眼返回按钮：主色实底，点击退回对话面板 */
.view-back-btn {
  padding: 6px 14px;
  border: 1px solid var(--accent, #4f6bed);
  background: var(--accent, #4f6bed);
  color: #fff;
  border-radius: 8px;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  white-space: nowrap;
}

.view-back-btn:hover {
  opacity: 0.88;
  box-shadow: 0 2px 6px rgba(79, 107, 237, 0.35);
}

.billing-content {
  padding: 16px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.bill-card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 14px 16px;
}

.bill-card h4 {
  margin: 0 0 10px;
  font-size: 13px;
  color: var(--text);
}

/* 计费规则页：规则列表间距 + 公式 code 样式 */
.pricing-rules {
  margin: 0;
  padding-left: 20px;
  line-height: 1.8;
  color: var(--text);
}
.pricing-rules li { margin-bottom: 6px; }
.pricing-rules code {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 1px 5px;
  font-size: 12px;
}

/* 顶部大卡：余额 + 今日消费/请求/累计充值 */
.bill-hero {
  display: flex;
  align-items: center;
  gap: 32px;
  padding: 22px 26px;
  border-radius: 12px;
  background: linear-gradient(120deg, #2d5cf0 0%, #5b8cff 60%, #7aa2ff 100%);
  color: #fff;
  flex-wrap: wrap;
}

.bill-hero-label {
  font-size: 12px;
  opacity: 0.85;
}

.bill-hero-amount {
  font-size: 38px;
  font-weight: 700;
  line-height: 1.25;
  font-variant-numeric: tabular-nums;
}

.bill-hero-sub {
  font-size: 12px;
  opacity: 0.85;
  margin-top: 2px;
}

.bill-hero-right {
  display: flex;
  gap: 28px;
  margin-left: auto;
}

.bill-hero-stat {
  text-align: right;
}

.bill-hero-num {
  font-size: 20px;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
}

.bill-hero-tag {
  font-size: 11px;
  opacity: 0.85;
}

.bill-hero-warn {
  flex-basis: 100%;
  margin-top: 8px;
  padding: 8px 12px;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.16);
  font-size: 13px;
  font-weight: 600;
}

/* 近 7 天消费柱状图 */
.bill-chart {
  display: flex;
  align-items: flex-end;
  gap: 12px;
  height: 180px;
  padding-top: 8px;
}

.bill-chart-col {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  height: 100%;
  min-width: 0;
}

.bill-chart-val {
  font-size: 10px;
  color: var(--muted);
  margin-bottom: 4px;
  font-variant-numeric: tabular-nums;
}

.bill-chart-bar {
  flex: 1;
  width: 100%;
  max-width: 42px;
  display: flex;
  align-items: flex-end;
}

.bill-chart-fill {
  width: 100%;
  border-radius: 4px 4px 0 0;
  background: linear-gradient(180deg, #5b8cff 0%, #2d5cf0 100%);
  min-height: 2px;
}

.bill-chart-fill.zero {
  background: var(--border);
}

.bill-chart-day {
  font-size: 10px;
  color: var(--muted);
  margin-top: 6px;
}

.bill-chart-day.today {
  color: var(--accent, #4f6bed);
  font-weight: 700;
}

/* 导航分组 */
.nav-group {
  padding: 10px 8px 4px;
}

.nav-group-title {
  font-size: 11px;
  color: var(--muted);
  padding: 4px 8px 6px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.nav-list {
  margin-bottom: 2px;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 8px;
  width: 100%;
  padding: 7px 8px;
  border: none;
  border-radius: var(--radius-sm);
  background: transparent;
  font-size: 13px;
  color: var(--text);
  cursor: pointer;
  text-align: left;
  transition: background 0.15s ease, color 0.15s ease;
}

.nav-item:hover {
  background: var(--bg);
}

.nav-item.active {
  background: var(--primary-soft);
  color: var(--primary);
  font-weight: 600;
  box-shadow: inset 2px 0 0 var(--primary);
}

/* 项目列表项：div 容器（选中态）+ 主按钮（切换项目）+ 删除按钮 */
.nav-item.project-item {
  padding: 0;
}

.nav-item.project-item .proj-main {
  flex: 1;
  min-width: 0;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 7px 8px;
  border: none;
  background: transparent;
  font-size: 13px;
  color: inherit;
  cursor: pointer;
  text-align: left;
}

.nav-item.project-item .proj-del {
  flex: none;
  margin-right: 6px;
  padding: 2px 5px;
  border: none;
  border-radius: 5px;
  background: transparent;
  font-size: 12px;
  color: var(--muted);
  cursor: pointer;
  opacity: 0.45;
}

.nav-item.project-item .proj-del:hover {
  background: #fdecea;
  color: #d93025;
  opacity: 1;
}

.nav-action {
  color: var(--primary);
}

.project-status {
  margin-left: auto;
  font-size: 10px;
  padding: 1px 6px;
  border-radius: 999px;
  background: var(--bg);
  color: var(--muted);
  flex: none;
}

.project-status.ready {
  background: #e8f7ee;
  color: var(--ok);
}

.project-status.warn {
  background: #fef3e2;
  color: var(--warn);
}

.nav-spacer {
  flex: 1;
}

/* 中间：项目工作区 */
.workspace-panel {
  width: 272px;
  min-width: 272px;
  background: var(--panel-2);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  overflow-y: auto;
  flex-shrink: 0;
}

/* 左侧无项目或未选择项目：整体置灰禁点（含工具栏/文件树/拖拽上传） */
.workspace-panel.disabled {
  filter: grayscale(1);
  opacity: 0.55;
  pointer-events: none;
  user-select: none;
}

.panel-header {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 14px;
  border-bottom: 1px solid var(--border);
  background: linear-gradient(180deg, #f4f7fd 0%, var(--panel) 100%);
  font-weight: 600;
  font-size: 14px;
  position: sticky;
  top: 0;
  z-index: 5;
}

.ws-project-name {
  font-size: 12px;
  color: var(--primary);
  background: var(--primary-soft);
  border: 1px solid #dbe3fd;
  border-radius: 999px;
  padding: 2px 10px;
  font-weight: 500;
}

.panel-section {
  padding: 14px;
  border-bottom: 1px solid var(--border);
}

.panel-section h3 {
  font-size: 12px;
  color: var(--muted);
  margin-bottom: 10px;
  padding-bottom: 6px;
  border-bottom: 1px solid var(--border);
  font-weight: 600;
  letter-spacing: 0.03em;
}

/* 快捷操作按钮 */
.ws-quick-section {
  border-bottom: none;
  padding-top: 6px;
  /* 固定在面板底部：文件树内容不满时也贴底，折叠/展开切换位置不跳动 */
  margin-top: auto;
}

.ws-quick-section h3 {
  margin-bottom: 8px;
}

/* 折叠头部：整行可点击，箭头指示展开/收起状态 */
.ws-quick-head {
  display: flex;
  align-items: center;
  gap: 4px;
  cursor: pointer;
  user-select: none;
}

.ws-quick-arrow {
  font-size: 10px;
  color: var(--muted);
  transition: transform 0.15s ease;
}

.ws-quick-section.collapsed .ws-quick-arrow {
  transform: rotate(-90deg);
}

.ws-quick-section.collapsed .ws-quick-card {
  display: none;
}

/* 折叠状态：整条渐变高亮提示条沉底，白字醒目，方便用户发现并再次展开 */
.ws-quick-section.collapsed {
  padding: 10px 14px;
  background: var(--grad-primary);
  cursor: pointer;
}

.ws-quick-section.collapsed:hover {
  filter: brightness(1.08);
}

.ws-quick-section.collapsed .ws-quick-head {
  justify-content: center;
  gap: 6px;
  margin: 0;
  padding: 0;
  border: none;
  color: #fff;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.05em;
}

.ws-quick-section.collapsed .ws-quick-arrow {
  color: #fff;
  font-size: 11px;
}

/* 卡片容器：浅色底 + 细边框 + 轻阴影，与文件树/项目区形成区块感 */
.ws-quick-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 10px;
  box-shadow: var(--shadow-xs);
}

/* 分组：小标题 + 组间细分隔线 */
.ws-quick-group-label {
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--muted);
  margin-bottom: 6px;
}

.ws-quick-group+.ws-quick-group {
  margin-top: 10px;
  padding-top: 10px;
  border-top: 1px solid var(--border);
}

.ws-quick-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  width: 100%;
  padding: 7px 10px;
  margin-bottom: 6px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--panel-2);
  color: var(--text);
  font-size: 12px;
  cursor: pointer;
  text-align: center;
  transition: transform 0.15s ease, box-shadow 0.15s ease,
    background 0.15s ease, color 0.15s ease, border-color 0.15s ease;
}

.ws-quick-btn:hover {
  transform: translateY(-1px);
  box-shadow: var(--shadow-sm);
  border-color: var(--primary);
  color: var(--primary);
}

/* 主操作（高频）：渐变底 + 白字，一眼看到重点 */
.ws-quick-btn.primary {
  background: var(--grad-primary);
  border-color: transparent;
  color: #fff;
  font-weight: 500;
}

.ws-quick-btn.primary:hover {
  box-shadow: var(--shadow-md);
  border-color: transparent;
  color: #fff;
}

.ws-quick-group .ws-quick-btn:last-child {
  margin-bottom: 0;
}

/* 项目文件树：逐级目录 + 每级上传 */
.ws-tree-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 6px;
  margin-bottom: 8px;
  font-size: 12px;
  color: var(--muted);
  /* 窄面板兑底：多选批量栏与工具栏按钮较多时自动换行，避免互相重叠遮挡 */
  flex-wrap: wrap;
}

/* 文件树工具栏按钮（多选/上传/批量操作）：与 .ws-row 内的按钮一致，重置通用 .drawer-btn 的整行样式 */
.ws-tree-header .drawer-btn.small {
  width: auto;
  margin: 0;
  padding: 2px 6px;
  font-size: 11px;
  flex-shrink: 0;
}

.ws-actions {
  display: flex;
  align-items: center;
  gap: 4px;
}

.ws-batch-bar {
  display: flex;
  align-items: center;
  gap: 4px;
}

.ws-sel-count {
  font-size: 11px;
  color: var(--muted);
  margin-right: 2px;
  white-space: nowrap;
}

/* 多选复选框与选中行高亮 */
.ws-check {
  flex-shrink: 0;
  cursor: pointer;
  margin: 0;
  accent-color: var(--primary);
}

.ws-row.selected {
  background: var(--primary-soft);
  box-shadow: inset 2px 0 0 var(--primary);
}

.ws-tree {
  font-size: 13px;
  /* 拖拽上传：容器作为拖放区，高亮 outline 用（需相对定位撑开子元素定位） */
  position: relative;
}

/* 拖拽上传：容器悬停高亮 + 目标目录行高亮 + 底部提示条 */
.ws-tree.drag-over {
  outline: 2px dashed var(--primary);
  outline-offset: -2px;
  border-radius: 8px;
  background: var(--primary-soft);
}

.ws-row.dir-row.drag-target {
  background: var(--primary);
  box-shadow: none;
}

/* 文件行作为拖放目标（目标=其所在目录）：同样高亮反馈 */
.ws-row.file-row.drag-target {
  background: var(--primary);
  box-shadow: none;
}

.ws-row.file-row.drag-target .ws-icon,
.ws-row.file-row.drag-target .ws-name {
  color: #fff;
}

/* 内部拖拽（移动）：拖起源行半透明，示意正在拖动 */
.ws-row.ws-dragging {
  opacity: 0.5;
}

.ws-row.dir-row.drag-target .ws-arrow,
.ws-row.dir-row.drag-target .ws-icon,
.ws-row.dir-row.drag-target .ws-name {
  color: #fff;
}

/* 拖放提示条：sticky 底部，树滚动时保持可见；不拦截拖拽事件 */
.ws-drop-overlay {
  position: sticky;
  bottom: 8px;
  margin: 0 8px;
  padding: 6px 10px;
  border-radius: 8px;
  background: var(--primary);
  color: #fff;
  font-size: 12px;
  text-align: center;
  pointer-events: none;
  box-shadow: var(--shadow-sm);
  z-index: 5;
}

/* 项目空目录：拖拽 / 上传引导（创建项目后目录为空时展示） */
.ws-empty-hint {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  margin: 10px 8px;
  padding: 26px 14px;
  text-align: center;
  border: 1.5px dashed var(--border);
  border-radius: 10px;
  background: var(--panel-2);
  color: var(--muted);
}

.ws-empty-icon {
  font-size: 30px;
  line-height: 1.2;
}

.ws-empty-title {
  font-size: 13px;
  font-weight: 600;
  color: var(--text);
}

.ws-empty-sub {
  font-size: 12px;
  line-height: 1.8;
}

/* 无项目时对话区欢迎引导（登录用户尚未创建任何项目） */
.no-project-hint {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 24px;
  text-align: center;
  color: var(--muted);
}

.no-project-icon {
  font-size: 44px;
  line-height: 1.2;
}

.no-project-title {
  font-size: 17px;
  font-weight: 600;
  color: var(--text);
}

.no-project-sub {
  font-size: 13px;
  line-height: 1.9;
}

.ws-row {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 3px 4px;
  border-radius: 6px;
  white-space: nowrap;
  transition: background 0.12s ease;
}

.ws-row:hover {
  background: #eef1f6;
}

.ws-arrow {
  width: 14px;
  flex-shrink: 0;
  text-align: center;
  font-size: 10px;
  color: var(--muted);
  cursor: pointer;
  user-select: none;
}

.ws-icon {
  flex-shrink: 0;
}

.ws-name {
  flex: 1;
  overflow: hidden;
  text-overflow: ellipsis;
  cursor: pointer;
}

.dir-row .ws-name {
  font-weight: 500;
}

.ws-row .drawer-btn.small {
  width: auto;
  /* 重置通用 .drawer-btn 的 width:100%，避免按钮占满整行挤压名称 */
  margin: 0;
  padding: 1px 6px;
  font-size: 11px;
  opacity: 0.55;
  flex-shrink: 0;
}

.ws-row:hover .drawer-btn.small {
  opacity: 1;
}

.ws-children {
  margin-left: 16px;
  border-left: 1px dashed var(--border);
  padding-left: 6px;
}

/* 剪贴板状态条：复制/剪切后显示，粘贴按钮醒目 */
.ws-clipbar {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 2px 6px;
  border-radius: 6px;
  background: var(--primary-soft);
  border: 1px solid #dbe3fd;
}

.ws-clip-text {
  font-size: 11px;
  color: var(--primary);
  white-space: nowrap;
}

/* 搜索 / 排序工具 */
.ws-tools {
  display: flex;
  align-items: center;
  gap: 4px;
}

.ws-search {
  width: 90px;
  padding: 2px 6px;
  font-size: 11px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--bg);
  color: var(--text);
}

.ws-sort {
  padding: 2px 4px;
  font-size: 11px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--bg);
  color: var(--text);
}

/* 当前选中目录（新建/粘贴目标）高亮 */
.ws-row.dir-row.ws-current {
  background: #e8f0fe;
  box-shadow: inset 2px 0 0 var(--primary);
}

/* 内联编辑输入框（新建/重命名） */
.ws-inline-row {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 3px 4px;
}

.ws-inline-input {
  flex: 1;
  min-width: 0;
  padding: 2px 6px;
  font-size: 13px;
  border: 1px solid var(--primary);
  border-radius: 6px;
  outline: none;
  background: #fff;
}

/* 右键上下文菜单（fixed 定位，由 JS 按鼠标位置放置） */
.ws-ctx-menu {
  position: fixed;
  z-index: 1000;
  min-width: 150px;
  padding: 4px;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 8px;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.12);
  display: flex;
  flex-direction: column;
}

.ws-ctx-item {
  display: block;
  width: 100%;
  padding: 6px 10px;
  font-size: 12px;
  text-align: left;
  background: none;
  border: none;
  border-radius: 6px;
  cursor: pointer;
  color: var(--text);
  white-space: nowrap;
}

/* 菜单图标列：固定宽度保证不同 emoji 宽度下中文文字左对齐 */
.ws-ctx-ico {
  display: inline-block;
  width: 22px;
  text-align: center;
  margin-right: 6px;
}

.ws-ctx-item:hover {
  background: #eef1f6;
}

.ws-ctx-item.danger {
  color: var(--danger);
}

/* 属性详情弹窗行 */
.ws-props-row {
  display: flex;
  gap: 10px;
  padding: 6px 0;
  border-bottom: 1px dashed var(--border);
  font-size: 13px;
}

.ws-props-row:last-child {
  border-bottom: none;
}

.ws-props-key {
  flex-shrink: 0;
  width: 64px;
  color: var(--muted);
}

.ws-props-val {
  flex: 1;
  word-break: break-all;
  color: var(--text);
}

/* 顶部：当前项目徽标 */
.ws-badge {
  background: var(--primary-soft);
  color: var(--primary);
  border: 1px solid #dbe3fd;
  border-radius: 999px;
  padding: 3px 12px;
  font-size: 12px;
  font-weight: 500;
  white-space: nowrap;
  box-shadow: var(--shadow-xs);
}

.hidden {
  display: none !important;
}

.drawer-btn {
  display: block;
  width: 100%;
  padding: 8px 10px;
  margin-bottom: 8px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--panel);
  cursor: pointer;
  font-size: 13px;
  text-align: left;
  transition: border-color 0.15s ease, color 0.15s ease, background 0.15s ease,
    box-shadow 0.15s ease;
}

.drawer-btn:hover:not(:disabled) {
  border-color: var(--primary);
  color: var(--primary);
  background: var(--primary-soft);
  box-shadow: var(--shadow-xs);
}

.drawer-btn.danger {
  color: var(--danger);
}

.drawer-btn.danger:hover:not(:disabled) {
  border-color: var(--danger);
  color: var(--danger);
  background: var(--danger-soft);
}

.drawer-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.data-status {
  background: var(--bg);
  border-radius: 6px;
  padding: 8px 10px;
  margin-bottom: 10px;
  font-size: 12px;
  color: var(--muted);
}

.data-status .status-line {
  margin-bottom: 4px;
}

.data-status .status-line:last-child {
  margin-bottom: 0;
}

.data-status .ok {
  color: var(--ok);
}

.data-status .warn {
  color: var(--warn);
}

.file-list {
  font-size: 12px;
  color: var(--muted);
}

.file-list .file-item {
  padding: 3px 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.file-list .file-item::before {
  content: "📄 ";
}

.muted {
  color: var(--muted);
  font-size: 12px;
}

/* ---- 消息流（对话区内容列居中限宽） ---- */
.view {
  flex: 1;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

/* 多对话标签栏：每个 tab 对应后端一个引擎会话 */
.tabs-bar {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px 0;
  overflow-x: auto;
  border-bottom: 1px solid var(--border);
  background: linear-gradient(180deg, #eef1f7 0%, var(--panel) 100%);
}

.chat-tab {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 10px;
  border: 1px solid var(--border);
  border-bottom: none;
  border-radius: 8px 8px 0 0;
  background: var(--panel);
  font-size: 12px;
  color: var(--muted);
  cursor: pointer;
  white-space: nowrap;
  max-width: 180px;
  transition: color 0.15s ease, background 0.15s ease;
}

.chat-tab:hover {
  color: var(--text);
  background: var(--panel-2);
}

.chat-tab.active {
  background: linear-gradient(180deg, var(--primary-soft) 0%, #fff 85%);
  color: var(--text);
  border-color: var(--accent, #4f6bed);
  box-shadow: 0 -1px 0 0 var(--accent, #4f6bed);
  font-weight: 500;
}

.chat-tab .tab-label {
  overflow: hidden;
  text-overflow: ellipsis;
}

.chat-tab .tab-proj {
  flex-shrink: 0;
  font-size: 11px;
  color: var(--muted, #94a3b8);
  opacity: .85;
}

.chat-tab .tab-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--ok, #22c55e);
  flex-shrink: 0;
}

.chat-tab .tab-dot.paused {
  background: #f59e0b;
}

.chat-tab .tab-close {
  border: none;
  background: none;
  color: var(--muted);
  font-size: 12px;
  line-height: 1;
  cursor: pointer;
  padding: 1px 3px;
  border-radius: 4px;
}

.chat-tab .tab-close:hover {
  background: #fee2e2;
  color: #dc2626;
}

.tab-add {
  flex-shrink: 0;
  border: none;
  background: var(--grad-primary);
  color: #fff;
  font-weight: 600;
  font-size: 12px;
  line-height: 1;
  padding: 7px 12px;
  border-radius: 8px 8px 0 0;
  cursor: pointer;
  box-shadow: var(--shadow-sm);
  transition: filter 0.15s ease, transform 0.12s ease;
}

.tab-add:hover {
  filter: brightness(1.1);
}

.tab-add:active {
  transform: scale(0.97);
}

/* 引擎模式选择器（输入框旁）：opencode 模式集合 */
.mode-select {
  flex-shrink: 0;
  font-size: 12px;
  color: var(--muted);
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 8px 10px;
  cursor: pointer;
  min-width: 68px;
  max-width: 96px;
  box-shadow: var(--shadow-xs);
  transition: border-color 0.15s ease, color 0.15s ease;
}

.mode-select:hover {
  border-color: var(--accent, #4f6bed);
  color: var(--text);
}

.tab-add:disabled {
  opacity: 0.4;
  cursor: not-allowed;
  background: var(--border);
  color: var(--muted);
}

.messages-container {
  position: relative;
  flex: 1;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  background:
    radial-gradient(1200px 400px at 70% -10%, rgba(79, 107, 237, 0.045) 0%, transparent 60%),
    radial-gradient(900px 300px at 15% 110%, rgba(109, 92, 240, 0.035) 0%, transparent 60%),
    var(--panel);
}

/* “回到底部”浮动按钮：用户向上浏览历史时出现（JS 控制 display） */
.jump-bottom {
  position: absolute;
  right: 28px;
  bottom: 18px;
  z-index: 10;
  padding: 7px 16px;
  border: none;
  border-radius: 999px;
  background: var(--grad-primary);
  color: #fff;
  font-size: 13px;
  cursor: pointer;
  box-shadow: 0 4px 14px rgba(79, 107, 237, 0.35);
  display: none;
}

.jump-bottom:hover {
  filter: brightness(1.08);
}

.messages-container>.messages {
  display: none;
}

.messages-container>.messages.active {
  display: flex;
  flex-direction: column;
}

.messages {
  flex: 1;
  width: 100%;
  max-width: 1000px;
  margin: 0 auto;
  padding: 20px 24px;
  overflow-y: auto;
}

.msg {
  display: flex;
  margin-bottom: 16px;
}

.msg.user {
  justify-content: flex-end;
}

.msg.ai {
  justify-content: flex-start;
  /* 回复容器：流式文本与工具卡片按到达顺序竖排交错（接近 opencode 显示） */
  flex-direction: column;
  align-items: stretch;
}

.msg.ai .tool-card {
  align-self: flex-start;
  margin-top: 6px;
}

.msg.system {
  justify-content: center;
}

.bubble {
  max-width: 78%;
  padding: 11px 15px;
  border-radius: var(--radius-lg);
  font-size: 14px;
  line-height: 1.65;
  word-break: break-word;
}

.msg.user .bubble {
  background: var(--grad-primary);
  color: #fff;
  border-bottom-right-radius: 6px;
  white-space: pre-wrap;
  box-shadow: 0 4px 14px rgba(79, 107, 237, 0.32);
}

.msg.ai .bubble {
  background: var(--ai-bubble);
  border: 1px solid var(--border);
  border-bottom-left-radius: 6px;
  box-shadow: var(--shadow-sm);
}

.msg.system .bubble {
  background: transparent;
  color: var(--muted);
  font-size: 12px;
  padding: 4px 10px;
}

/* 等待输入提示（胶囊样式，单例不堆积） */
.msg.hint {
  justify-content: center;
}

.hint-bubble {
  background: #eceef3;
  color: var(--muted);
  font-size: 12px;
  padding: 5px 14px;
  border-radius: 999px;
  max-width: 90%;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  box-shadow: var(--shadow-xs);
}

/* 错误输出（红色醒目） */
.msg.error .bubble {
  background: var(--danger-soft);
  border: 1px solid #f3c8ca;
  color: var(--err);
}

/* 进程退出后的一键重启按钮 */
.restart-btn {
  margin: 6px 0;
  padding: 10px 22px;
  font-size: 14px;
  border-radius: var(--radius-md);
}

/* AI 消息内 Markdown 元素 */
.bubble.markdown h1,
.bubble.markdown h2,
.bubble.markdown h3,
.bubble.markdown h4 {
  margin: 10px 0 6px;
  font-size: 1.1em;
}

.bubble.markdown h1 {
  font-size: 1.3em;
}

.bubble.markdown p {
  margin: 6px 0;
}

.bubble.markdown ul,
.bubble.markdown ol {
  margin: 6px 0 6px 20px;
}

.bubble.markdown li {
  margin: 3px 0;
}

.bubble.markdown code {
  background: var(--bg);
  padding: 1px 5px;
  border-radius: 4px;
  font-family: "SFMono-Regular", Consolas, monospace;
  font-size: 12.5px;
}

.bubble.markdown pre {
  background: #1e2228;
  color: #e6edf3;
  padding: 12px;
  border-radius: 8px;
  overflow-x: auto;
  margin: 8px 0;
}

.bubble.markdown pre code {
  background: transparent;
  color: inherit;
  padding: 0;
}

.bubble.markdown table {
  border-collapse: collapse;
  margin: 8px 0;
  font-size: 13px;
  width: 100%;
}

.bubble.markdown th,
.bubble.markdown td {
  border: 1px solid var(--border);
  padding: 5px 10px;
  text-align: left;
}

.bubble.markdown th {
  background: var(--bg);
}

.bubble.markdown blockquote {
  border-left: 3px solid var(--primary);
  padding-left: 10px;
  color: var(--muted);
  margin: 6px 0;
}

/* AskUserQuestion 选项 */
.ask-options {
  margin-top: 10px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.ask-option {
  text-align: left;
  padding: 8px 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--panel);
  cursor: pointer;
  font-size: 13px;
  box-shadow: var(--shadow-xs);
  transition: border-color 0.15s ease, color 0.15s ease, background 0.15s ease,
    transform 0.12s ease;
}

.ask-option:hover {
  border-color: var(--primary);
  color: var(--primary);
  background: var(--primary-soft);
}

.ask-option:active {
  transform: scale(0.99);
}

/* AskUserQuestion 多选（复选框，引擎 multiple=true 时渲染） */
.ask-option-check {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--panel);
  cursor: pointer;
  font-size: 13px;
  box-shadow: var(--shadow-xs);
  transition: border-color 0.15s ease, background 0.15s ease;
}

.ask-option-check:hover {
  border-color: var(--primary);
  background: var(--primary-soft);
}

.ask-option-check input[type="checkbox"] {
  accent-color: var(--primary);
  cursor: pointer;
  flex-shrink: 0;
}

.ask-option.confirm {
  margin-top: 4px;
  text-align: center;
  border-color: var(--primary);
  background: var(--primary);
  color: #fff;
  font-weight: 500;
}

.ask-option.confirm:hover {
  border-color: var(--primary);
  color: #fff;
  opacity: 0.9;
}

/* AskUserQuestion 自由输入 */
.ask-free-text {
  margin-top: 12px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.ask-free-sep {
  text-align: center;
  color: var(--text-soft);
  font-size: 12px;
  margin: 4px 0;
}

.ask-free-input {
  width: 100%;
  min-height: 60px;
  padding: 8px 10px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--panel);
  color: var(--text);
  font-size: 13px;
  resize: vertical;
  box-sizing: border-box;
}

.ask-free-input:focus {
  outline: none;
  border-color: var(--primary);
}

.ask-free-send {
  align-self: flex-end;
  padding: 6px 16px;
  border: 1px solid var(--primary);
  border-radius: var(--radius-sm);
  background: var(--primary);
  color: #fff;
  font-size: 13px;
  cursor: pointer;
  transition: opacity 0.15s ease;
}

.ask-free-send:hover {
  opacity: 0.85;
}

/* 权限授权卡片（命令被拒时渲染：允许本次 / 总是允许 / 拒绝） */
.msg.perms {
  display: flex;
  justify-content: flex-start;
}

.perm-card {
  border: 1px solid var(--border);
  border-left: 3px solid #e6a23c;
  background: var(--panel);
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  max-width: 520px;
  box-shadow: var(--shadow-sm);
}

.perm-title {
  font-weight: 600;
  margin-bottom: 6px;
}

.perm-detail {
  font-size: 13px;
  margin-bottom: 6px;
  word-break: break-all;
}

.perm-detail code {
  background: rgba(127, 127, 127, 0.15);
  padding: 1px 5px;
  border-radius: 4px;
  font-size: 12px;
}

.perm-error {
  font-size: 12px;
  color: var(--muted);
  margin-bottom: 8px;
  word-break: break-all;
  max-height: 48px;
  overflow: hidden;
}

.perm-actions {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.perm-btn {
  padding: 5px 12px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: var(--panel);
  cursor: pointer;
  font-size: 13px;
  transition: border-color 0.15s ease, color 0.15s ease, background 0.15s ease;
}

.perm-btn.once:hover {
  border-color: var(--primary);
  color: var(--primary);
  background: var(--primary-soft);
}

.perm-btn.always:hover {
  border-color: #e6a23c;
  color: #e6a23c;
  background: #fdf6ec;
}

.perm-btn.deny:hover {
  border-color: var(--danger);
  color: var(--danger);
  background: var(--danger-soft);
}

.perm-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.perm-hint {
  font-size: 12px;
  color: var(--muted);
  margin-top: 8px;
}

/* ---- 输入区（对话 panel 底部居中） ---- */
.input-bar {
  flex-shrink: 0;
  width: 100%;
  padding: 12px 16px 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  /* 输入框组在对话 panel 底部水平居中 */
  gap: 8px;
  z-index: 15;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0) 0%, var(--bg) 30%);
}

.input-bar .input-wrap {
  flex: 0 1 780px;
  /* 不伸展：margin auto 使“输入框+内嵌控件”整体相对对话区居中 */
  min-width: 0;
  /* 允许收缩：容器空间不足时优先压缩输入框，避免控件溢出换行 */
  margin: 0 auto;
  max-width: 780px;
  display: flex;
  align-items: center;
  gap: 6px;
  position: relative;
  /* command-menu 定位基准 */
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 6px 8px;
  box-shadow: var(--shadow-md);
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
  /* 输入框限宽：宽屏下居中于对话区，窄屏下自适应 */
}

.input-bar .input-wrap:focus-within {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(79, 107, 237, 0.14), var(--shadow-md);
}

/* 模型/思考开关、发送、⏹ 均嵌入输入框右端（ChatGPT 风格），无需左侧占位补偿 */

.input-bar .icon-btn {
  flex-shrink: 0;
  border: 1px solid var(--border);
  background: var(--panel);
  border-radius: var(--radius-md);
  width: 38px;
  height: 38px;
  font-size: 15px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-xs);
  transition: border-color 0.15s ease, color 0.15s ease, background 0.15s ease,
    box-shadow 0.15s ease;
}

.input-bar .icon-btn:hover {
  border-color: var(--primary);
  color: var(--primary);
  background: var(--primary-soft);
  box-shadow: var(--shadow-sm);
}

.input-bar input,
.input-bar textarea {
  flex: 1;
  padding: 9px 10px;
  border: none;
  border-radius: var(--radius-md);
  font-size: 14px;
  outline: none;
  background: transparent;
  color: var(--text);
}

/* 多行输入（textarea）：继承页面字体（默认等宽），禁用手动拉伸，高度由 JS 自动撑高（≤160px） */
.input-bar textarea {
  font-family: inherit;
  line-height: 1.5;
  resize: none;
  min-height: 38px;
  max-height: 160px;
  overflow-y: auto;
  min-width: 0;
  /* 允许收缩（flex 默认 min-width:auto 由占位符长度决定，会阻止输入框压缩） */
}

.input-bar input::placeholder,
.input-bar textarea::placeholder {
  color: #a3aaba;
}

.primary-btn {
  padding: 0 20px;
  border: none;
  border-radius: var(--radius-md);
  background: var(--grad-primary);
  color: #fff;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  box-shadow: 0 2px 6px rgba(79, 107, 237, 0.32);
  transition: filter 0.15s ease, box-shadow 0.15s ease, transform 0.12s ease;
}

.primary-btn:hover {
  filter: brightness(1.08);
  box-shadow: 0 4px 10px rgba(79, 107, 237, 0.4);
}

.primary-btn:active {
  transform: translateY(1px);
}

.primary-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  filter: none;
  box-shadow: none;
}

.danger-btn {
  padding: 0 14px;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--panel);
  font-size: 15px;
  cursor: pointer;
  box-shadow: var(--shadow-xs);
  transition: border-color 0.15s ease, color 0.15s ease, background 0.15s ease;
}

.danger-btn:hover {
  border-color: var(--danger);
  color: var(--danger);
  background: var(--danger-soft);
}

/* 输入框内嵌 ⏹：幽灵按钮形态，避免框内出现双重边框 */
.input-wrap .danger-btn {
  border: none;
  background: transparent;
  box-shadow: none;
  font-size: 17px;
  padding: 0 6px;
}

.input-wrap .danger-btn:hover {
  background: var(--danger-soft);
  border-color: transparent;
}

/* 滚动条 */
::-webkit-scrollbar {
  width: 9px;
  height: 9px;
}

::-webkit-scrollbar-thumb {
  background: #cfd4dd;
  border-radius: 8px;
  border: 2px solid transparent;
  background-clip: content-box;
}

::-webkit-scrollbar-thumb:hover {
  background: #b4bcc9;
  background-clip: content-box;
}

::-webkit-scrollbar-track {
  background: transparent;
}

* {
  scrollbar-width: thin;
  scrollbar-color: #cfd4dd transparent;
}

/* ===== 思考过程折叠卡片 ===== */
.thinking-card {
  background: var(--panel-2);
  border: 1px dashed #d0d7de;
  border-radius: var(--radius-sm);
  padding: 8px 12px;
  margin-bottom: 10px;
  font-size: 12px;
  color: #57606a;
  transition: border-color 0.15s ease;
}

.thinking-card:hover {
  border-color: #b8c4d6;
}

.thinking-card summary {
  cursor: pointer;
  user-select: none;
  font-weight: 500;
}

.thinking-card summary:hover {
  color: var(--primary);
}

.thinking-body {
  margin-top: 8px;
  white-space: pre-wrap;
  word-break: break-word;
  font-style: italic;
  line-height: 1.6;
}

/* ===== 工具调用/结果过程卡片 ===== */
.msg.tool {
  display: flex;
  justify-content: flex-start;
  padding: 2px 12px;
}

.tool-card {
  max-width: 85%;
  background: #f6f8fa;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 6px 12px;
  font-size: 12px;
  color: #57606a;
  line-height: 1.5;
  box-shadow: var(--shadow-xs);
}

.tool-card summary {
  cursor: pointer;
  user-select: none;
}

.tool-card summary:hover {
  color: var(--primary);
}

.tool-brief {
  color: #0969da;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

/* 工具摘要行：位于 details 内部，仅展开时可见（折叠态只显示工具名+状态） */
.tool-brief-line {
  color: #0969da;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 12px;
  margin: 8px 0 2px;
  padding: 6px 10px;
  background: #fff;
  border: 1px solid #eaeef2;
  border-radius: 6px;
  word-break: break-all;
}

/* 工具执行状态：运行中（琥珀）/ 完成（绿）/ 异常（黄）/ 出错（红）：
   工具失败（退出码非 0）降级为黄色 warn——此类失败常见且 LLM 通常会
   自行纠正继续，红色仅保留给会话级错误（回复失败等真正需要用户行动的场景） */
.tool-status {
  color: #9a6700;
  font-size: 11px;
}

.tool-status.ok {
  color: var(--ok, #22c55e);
}

.tool-status.warn,
.tool-warn {
  color: var(--warn, #d97706);
  font-weight: 500;
}

.tool-input,
.tool-output {
  background: #fff;
  border: 1px solid #eaeef2;
  border-radius: 6px;
  padding: 8px 10px;
  margin: 8px 0 2px;
  overflow-x: auto;
  font-size: 12px;
  white-space: pre-wrap;
  word-break: break-all;
  max-height: 320px;
  overflow-y: auto;
}

.tool-output {
  margin-top: 4px;
}

/* 工具显示模式按钮（🛠）：详细模式加 is-active 变深色高亮，
   与简洁模式的灰色默认态区分（一眼看出当前是哪种展现） */
.tab-export.is-active {
  color: var(--text);
  background: var(--primary-soft);
  border-color: var(--primary);
}
.tab-export.is-active:hover {
  color: var(--primary);
  background: var(--primary-soft);
}

/* 简洁模式进度卡：复用 .tool-card 外观，列表紧凑 */
.tool-progress summary {
  cursor: pointer;
  user-select: none;
}
.tool-progress .tool-prog-list {
  list-style: none;
  margin: 6px 0 0;
  padding: 0;
}
.tool-progress .tool-prog-list li {
  padding: 3px 6px;
  font-size: 12px;
  color: #57606a;
  border-radius: 4px;
  word-break: break-all;
}
.tool-progress .tool-prog-list li code {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  color: #0969da;
  font-size: 11px;
}

/* 简洁模式过程卡：思考段与工具列表的分隔 + 空段隐藏（纯工具/纯思考回复只显对应部分） */
.tool-progress .thinking-body {
  margin-top: 10px;
  padding-top: 10px;
  border-top: 1px dashed var(--border, #d0d7de);
}
.tool-progress .tool-prog-list:empty,
.tool-progress .thinking-body:empty {
  display: none;
}
.tool-progress .proc-think-part {
  color: #57606a;
}

/* ================= 登录层（阶段 5） ================= */
.login-overlay {
  position: fixed;
  inset: 0;
  z-index: 1000;
  background: rgba(15, 23, 42, 0.55);
  display: flex;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(6px);
}

.login-card {
  width: 340px;
  background: var(--panel);
  border-radius: var(--radius-lg);
  padding: 32px 28px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  box-shadow: var(--shadow-lg);
  text-align: center;
}

.login-logo {
  font-size: 44px;
}

.login-card h2 {
  font-size: 20px;
  letter-spacing: 0.01em;
}

.login-card input {
  height: 40px;
  padding: 0 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 14px;
  outline: none;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.login-card input:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(79, 107, 237, 0.14);
}

.login-btn {
  height: 40px;
  border-radius: var(--radius-sm);
  font-size: 15px;
}

.login-error {
  color: var(--err);
  font-size: 13px;
  background: var(--danger-soft);
  border-radius: var(--radius-sm);
  padding: 8px 10px;
}

.back-btn {
  background: none;
  border: none;
  color: var(--muted);
  font-size: 13px;
  cursor: pointer;
  padding: 6px 0;
  transition: color 0.15s;
}

.back-btn:hover {
  color: var(--text);
}

/* ========== 获取账号引导层（contact overlay） ========== */
.contact-overlay {
  position: fixed;
  inset: 0;
  z-index: 1000;
  background: rgba(15, 23, 42, 0.55);
  display: flex;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(6px);
}

.contact-card {
  width: 380px;
  background: var(--panel);
  border-radius: var(--radius-lg);
  padding: 32px 28px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  box-shadow: var(--shadow-lg);
  text-align: center;
}

.contact-card h2 {
  font-size: 20px;
  letter-spacing: 0.01em;
}

.contact-qr {
  width: 200px;
  height: 200px;
  object-fit: contain;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: #fff;
}

.contact-id-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-size: 14px;
}

.contact-id-row code {
  font-family: var(--font-mono, ui-monospace, monospace);
  font-size: 15px;
  color: var(--text);
  background: var(--bg-soft, rgba(0, 0, 0, 0.04));
  padding: 2px 8px;
  border-radius: var(--radius-sm);
}

.copy-btn {
  height: 28px;
  padding: 0 10px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--panel);
  color: var(--text);
  font-size: 13px;
  cursor: pointer;
  transition: border-color 0.15s ease, background 0.15s ease;
}

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

.copy-tip {
  color: var(--ok, #16a34a);
  font-size: 13px;
  margin: 0;
}

/* 登录层内“获取账号”入口链接 */
.link-text {
  color: var(--primary);
  font-size: 13px;
  text-decoration: none;
  cursor: pointer;
  margin-top: 4px;
}

.link-text:hover {
  text-decoration: underline;
}

/* 游客态左侧面板“添加微信获取账号”醒目卡片（实心主色） */
.guest-contact-card {
  display: flex;
  align-items: center;
  gap: 10px;
  width: 100%;
  margin-top: 8px;
  padding: 12px 12px;
  border: none;
  border-radius: var(--radius-sm);
  background: var(--primary);
  color: #fff;
  cursor: pointer;
  text-align: left;
  box-shadow: 0 2px 8px rgba(79, 107, 237, 0.35);
  transition: filter 0.15s ease, transform 0.1s ease, box-shadow 0.15s ease;
}

.guest-contact-card:hover {
  filter: brightness(1.08);
  box-shadow: 0 4px 14px rgba(79, 107, 237, 0.45);
}

.guest-contact-card:active {
  transform: translateY(1px);
}

.guest-contact-icon {
  font-size: 20px;
  line-height: 1;
  flex-shrink: 0;
}

.guest-contact-text {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 0;
}

.guest-contact-title {
  font-size: 14px;
  font-weight: 600;
  line-height: 1.2;
}

.guest-contact-sub {
  font-size: 11px;
  opacity: 0.85;
  line-height: 1.2;
}

/* ================= 三视图通用（阶段 3） ================= */
.view {
  flex: 1;
  overflow-y: auto;
}

.nav-btn {
  border: 1px solid var(--border);
  background: var(--panel);
  border-radius: var(--radius-sm);
  padding: 5px 10px;
  font-size: 13px;
  cursor: pointer;
  color: var(--text);
  transition: border-color 0.15s ease, color 0.15s ease, background 0.15s ease;
}

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

.nav-btn.active {
  background: var(--primary-soft);
  border-color: var(--primary);
  color: var(--primary);
  font-weight: 500;
}

.user-chip {
  background: var(--primary-soft);
  color: #3730a3;
  border: 1px solid #dbe3fd;
  border-radius: 999px;
  padding: 4px 12px;
  font-size: 12px;
  box-shadow: var(--shadow-xs);
}

/* ================= 报表视图（阶段 3d） ================= */
.report-toolbar,
.files-toolbar {
  display: flex;
  align-items: center;
  gap: 8px;
  height: 46px;
  padding: 0 14px;
  background: var(--panel);
  border-bottom: 1px solid var(--border);
}

.report-title {
  font-weight: 600;
  font-size: 15px;
}

.drawer-btn.small {
  padding: 4px 10px;
  font-size: 12px;
  border-radius: 6px;
}

.danger-text {
  color: var(--danger);
}

.report-body {
  display: flex;
  height: calc(100% - 46px);
}

.report-outline,
.files-tree {
  width: 220px;
  min-width: 180px;
  background: #fafbfc;
  border-right: 1px solid var(--border);
  overflow-y: auto;
}

.outline-title {
  padding: 10px 12px;
  font-size: 12px;
  font-weight: 600;
  color: var(--muted);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  background: #fafbfc;
}

.outline-item {
  padding: 8px 12px;
  font-size: 13px;
  cursor: pointer;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  transition: background 0.12s ease, color 0.12s ease;
}

.outline-item:hover {
  background: var(--primary-soft);
  color: var(--primary);
}

.report-content {
  flex: 1;
  overflow-y: auto;
  padding: 18px 22px;
  background: #fff;
}

.report-item {
  margin-bottom: 22px;
}

.report-item h3 {
  font-size: 16px;
  margin-bottom: 8px;
  padding-left: 8px;
  border-left: 3px solid var(--primary);
}

.report-table {
  margin-bottom: 12px;
}

.report-table-caption {
  font-size: 12px;
  color: var(--muted);
  margin-bottom: 4px;
}

.report-table table {
  border-collapse: collapse;
  width: auto;
  min-width: 60%;
  font-size: 13px;
}

.report-table th {
  background: #f0f4fa;
  border: 1px solid var(--border);
  padding: 6px 10px;
  text-align: left;
  font-weight: 600;
}

.report-table td {
  border: 1px solid #e2e6ec;
  padding: 5px 10px;
}

.report-table tr:nth-child(even) td {
  background: #fafbfc;
}

/* ================= 预览模态框 ================= */
.preview-modal {
  position: fixed;
  inset: 0;
  z-index: 900;
  background: rgba(15, 23, 42, 0.45);
  display: flex;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(4px);
}

.preview-card {
  width: min(820px, 92vw);
  max-height: 86vh;
  background: var(--panel);
  border-radius: var(--radius-lg);
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-lg);
  overflow: hidden;
}

.preview-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 14px;
  border-bottom: 1px solid var(--border);
}

.preview-title {
  font-weight: 600;
  font-size: 14px;
}

.preview-body {
  flex: 1;
  overflow-y: auto;
  padding: 14px;
  background: #fafbfc;
}

.preview-text {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 12px;
  font-size: 12px;
  white-space: pre-wrap;
  word-break: break-all;
  max-height: 60vh;
  overflow-y: auto;
}

.preview-img {
  max-width: 100%;
  border-radius: var(--radius-sm);
  background: #fff;
}

/* HTML 报告（统计结果等）：iframe 渲染，占满预览区域 */
.preview-frame {
  width: 100%;
  height: 68vh;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: #fff;
}

/* 对话内统计报告路径链接（result/*.html）：点击在网页内预览 */
a.report-link {
  color: var(--primary);
  text-decoration: none;
  border-bottom: 1px dashed var(--primary);
  cursor: pointer;
  word-break: break-all;
  transition: opacity 0.15s ease;
}

a.report-link:hover {
  text-decoration: underline;
  opacity: 0.8;
}

.preview-foot {
  display: flex;
  padding: 10px 14px;
  border-top: 1px solid var(--border);
}

/* ================= 命令面板（阶段 4） ================= */
.input-wrap {
  position: relative;
  flex: 1;
  display: flex;
}

#chat-input {
  flex: 1;
}

.command-menu {
  position: absolute;
  bottom: 110%;
  left: 0;
  right: 0;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  max-height: 260px;
  overflow-y: auto;
  z-index: 800;
}

.command-item {
  display: flex;
  gap: 10px;
  padding: 8px 12px;
  font-size: 13px;
  cursor: pointer;
}

.command-group {
  padding: 6px 12px 2px;
  font-size: 11px;
  color: var(--muted);
  letter-spacing: 0.5px;
  border-top: 1px solid var(--border);
  margin-top: 4px;
}

.command-group:first-child {
  border-top: none;
  margin-top: 0;
}

.command-item:hover {
  background: var(--primary-soft);
}

.command-name {
  font-weight: 600;
  color: var(--primary);
  flex: none;
}

.command-desc {
  color: var(--muted);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* ================= 代码块复制 / 消息复制（阶段 6） ================= */
.code-wrap {
  position: relative;
  margin: 8px 0;
}

.code-wrap pre {
  margin: 0;
}

.copy-btn,
.bubble-copy-btn {
  position: absolute;
  top: 6px;
  right: 6px;
  border: 1px solid rgba(255, 255, 255, 0.25);
  background: rgba(255, 255, 255, 0.12);
  color: #c9d1d9;
  border-radius: 6px;
  font-size: 12px;
  line-height: 1;
  padding: 4px 7px;
  cursor: pointer;
  opacity: 0;
  transition: opacity 0.15s;
  z-index: 2;
}

.copy-btn:hover {
  background: rgba(255, 255, 255, 0.25);
  color: #fff;
}

.code-wrap:hover .copy-btn {
  opacity: 1;
}

/* AI 气泡“复制全文”：浅色主题按钮，悬浮气泡时显示 */
.msg.ai .bubble {
  position: relative;
}

.bubble-copy-btn {
  border-color: var(--border);
  background: var(--panel);
  color: var(--muted);
}

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

.msg.ai .bubble:hover .bubble-copy-btn {
  opacity: 1;
}

/* ================= 粘贴图片待发送条（阶段 6） ================= */
.input-bar {
  flex-wrap: wrap;
}

.pending-bar {
  flex: 1 1 100%;
  display: flex;
  align-items: center;
  gap: 10px;
  max-width: 780px;
  margin: 0 auto 8px;
  padding: 8px 12px;
  background: var(--bg);
  border: 1px dashed var(--border);
  border-radius: 10px;
}

.pending-img {
  position: relative;
  flex: none;
}

.pending-img img {
  height: 54px;
  border-radius: 6px;
  border: 1px solid var(--border);
  display: block;
}

.pending-remove {
  position: absolute;
  top: -7px;
  right: -7px;
  width: 18px;
  height: 18px;
  border: none;
  border-radius: 50%;
  background: var(--danger);
  color: #fff;
  font-size: 11px;
  line-height: 18px;
  text-align: center;
  cursor: pointer;
  padding: 0;
}

.pending-hint {
  font-size: 12px;
  color: var(--muted);
}

/* 导出对话按钮（tabs-bar 最右） */
.tab-export {
  margin-left: auto;
  border: 1px solid var(--border);
  background: var(--panel);
  color: var(--muted);
  border-radius: 8px 8px 0 0;
  font-size: 13px;
  line-height: 1;
  padding: 5px 10px;
  cursor: pointer;
  flex-shrink: 0;
}

.tab-export:hover {
  color: var(--primary);
  border-color: var(--primary);
}

/* ========== 管理监控视图（admin） ========== */

.monitor-head {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 16px;
  border-bottom: 1px solid var(--border);
  background: var(--bg);
}

.monitor-head h3 {
  margin: 0;
  font-size: 15px;
}

.monitor-sub {
  font-size: 12px;
  color: var(--muted);
}

.monitor-content {
  padding: 14px 16px;
  overflow-y: auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  align-content: start;
}

/* ---- 报告视图 ---- */
.report-head {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 16px;
  border-bottom: 1px solid var(--border);
  background: var(--bg);
}

.report-head h3 {
  margin: 0;
  font-size: 15px;
}

.report-sub {
  font-size: 12px;
  color: var(--muted);
}

.report-content {
  padding: 14px 16px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
  align-content: start;
}

.report-card {
  background: var(--card-bg, var(--bg-alt));
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 14px 16px;
  box-shadow: var(--shadow-xs);
}

.report-card h4 {
  margin: 0 0 8px 0;
  font-size: 14px;
}

.report-card .report-time {
  font-size: 11px;
  color: var(--muted);
  margin-bottom: 10px;
}

.report-card .report-body {
  font-size: 13px;
  line-height: 1.6;
  overflow-x: auto;
}

.report-card .report-body table {
  border-collapse: collapse;
  width: 100%;
  margin: 8px 0;
}

.report-card .report-body th,
.report-card .report-body td {
  border: 1px solid var(--border);
  padding: 6px 10px;
  text-align: center;
  font-size: 13px;
}

.report-card .report-body th {
  background: var(--bg-alt);
  font-weight: 600;
}

.report-card .report-body pre {
  background: var(--bg-alt);
  padding: 10px;
  border-radius: 6px;
  overflow-x: auto;
  font-size: 12px;
}

.report-card .report-body code {
  font-size: 12px;
}

.report-empty {
  color: var(--muted);
  padding: 16px;
  text-align: center;
}

.mon-card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 12px 14px;
  min-width: 0;
}

.mon-card h4 {
  margin: 0 0 10px;
  font-size: 13px;
}

.mon-wide {
  grid-column: 1 / -1;
}

.mon-bars {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 8px;
}

.mon-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
}

.mon-bar-label {
  width: 34px;
  color: var(--muted);
}

.mon-bar-track {
  flex: 1;
  height: 10px;
  border-radius: 5px;
  background: var(--border);
  overflow: hidden;
}

.mon-bar-fill {
  height: 100%;
  border-radius: 5px;
  transition: width 0.4s;
}

.bar-low {
  background: #50b06a;
}

.bar-mid {
  background: #e0a33c;
}

.bar-high {
  background: #e05d44;
}

.mon-bar-val {
  width: 44px;
  text-align: right;
  color: var(--muted);
}

.mon-kv {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 16px;
  font-size: 12px;
  color: var(--muted);
  margin-top: 4px;
}

.mon-kv b {
  color: var(--text);
}

.mon-chip {
  display: inline-block;
  margin: 2px 6px 2px 0;
  padding: 2px 8px;
  border-radius: 10px;
  background: var(--bg-soft, rgba(128, 128, 128, 0.15));
  font-size: 12px;
  color: var(--muted);
}

.mon-chip.hot {
  background: rgba(224, 93, 68, 0.15);
  border: 1px solid #e05d44;
  color: #e05d44;
}

.mon-chip.hot b {
  color: #e05d44;
}

.mon-row-error td {
  color: #e05d44;
}

/* 对外流量小时柱状图 */
.traffic-bars {
  display: flex;
  align-items: flex-end;
  gap: 2px;
  height: 120px;
  padding: 8px 4px 0;
}

.tbar {
  flex: 1;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  align-items: center;
  gap: 1px;
  min-width: 0;
}

.tbar-out {
  width: 100%;
  background: #e05d44;
  border-radius: 2px 2px 0 0;
}

.tbar-in {
  width: 100%;
  background: #4a90d9;
  border-radius: 2px 2px 0 0;
}

.tbar span {
  font-size: 10px;
  color: var(--muted);
  line-height: 14px;
}

.mon-chip b {
  color: var(--text);
}

.mon-dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  margin-right: 4px;
}

.mon-dot.ok {
  background: #50b06a;
}

.mon-dot.bad {
  background: #e05d44;
}

.mon-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 12px;
}

.mon-table th,
.mon-table td {
  padding: 5px 8px;
  border-bottom: 1px solid var(--border);
  text-align: left;
  white-space: nowrap;
}

.mon-table th {
  color: var(--muted);
  font-weight: 500;
}

.mon-scroll {
  max-height: 260px;
  overflow-y: auto;
}

.mon-select {
  padding: 4px 6px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--bg);
  font-size: 12px;
}

.mon-user-form {
  display: flex;
  gap: 6px;
  margin-bottom: 10px;
}

.mon-user-form input {
  flex: 1;
  min-width: 80px;
  padding: 6px 8px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--bg);
  font-size: 12px;
}

.mon-user-form .primary-btn {
  padding: 6px 14px;
  font-size: 12px;
}

.mon-toast {
  position: fixed;
  top: 64px;
  right: 20px;
  z-index: 999;
  background: var(--primary);
  color: #fff;
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  font-size: 13px;
  box-shadow: var(--shadow-md);
}

/* ============================================================
   实验版改版（2026-08-13）：现代深色侧栏 · 胶囊标签 · 细节重构
   如需整体回滚到上一版浅色设计：删除本块即可
   ============================================================ */

/* ---- 1. 左侧面板：深色侧栏 ---- */
.left-panel {
  background: linear-gradient(180deg, #131b2e 0%, #182339 55%, #1b2942 100%);
  border-right: 1px solid #27334f;
}

.left-panel .user-card {
  background: linear-gradient(180deg, rgba(99, 122, 255, 0.10) 0%, rgba(99, 122, 255, 0) 100%);
  border-bottom: 1px solid #27334f;
  padding: 16px 14px 14px;
}

.left-panel .user-avatar {
  background: var(--grad-primary);
  box-shadow: 0 0 0 3px rgba(99, 122, 255, 0.28), 0 6px 16px rgba(0, 0, 0, 0.45);
}

.left-panel .user-name {
  color: #f2f5fb;
}

.left-panel .user-role {
  color: #8491ac;
}

.left-panel .nav-group-title {
  color: #7481a0;
  font-weight: 700;
}

.left-panel .nav-item {
  color: #c2ccdf;
}

.left-panel .nav-item:hover {
  background: rgba(255, 255, 255, 0.07);
  color: #ffffff;
}

.left-panel .nav-item.active {
  background: var(--grad-primary);
  color: #ffffff;
  box-shadow: 0 6px 16px rgba(79, 107, 237, 0.45), inset 2px 0 0 rgba(255, 255, 255, 0.55);
}

.left-panel .nav-action {
  color: #9db4ff;
}

.left-panel .nav-action:hover {
  color: #c6d4ff;
}

.left-panel .project-status {
  background: rgba(255, 255, 255, 0.10);
  color: #a7b3cc;
}

.left-panel .project-status.ready {
  background: rgba(34, 197, 94, 0.18);
  color: #6ee7a0;
}

.left-panel .project-status.warn {
  background: rgba(245, 158, 11, 0.18);
  color: #fbbf24;
}

.left-panel .proj-del {
  color: #7481a0;
}

.left-panel .proj-del:hover {
  background: rgba(239, 68, 68, 0.20);
  color: #f87171;
  opacity: 1;
}

.left-panel .muted {
  color: #8491ac;
}

.left-panel::-webkit-scrollbar-thumb {
  background: #3a4664;
}

.left-panel::-webkit-scrollbar-thumb:hover {
  background: #4a5878;
}

/* 新建项目：虚线胶囊 ghost 按钮 */
.left-panel #btn-new-project.nav-item {
  margin: 6px 8px 0;
  width: auto;
  justify-content: center;
  border: 1px dashed #3d4a6e;
  border-radius: 999px;
  padding: 6px 10px;
  font-size: 12px;
}

.left-panel #btn-new-project.nav-item:hover {
  background: rgba(99, 122, 255, 0.14);
  border-color: #6d7ff2;
  color: #c6d4ff;
}

/* ---- 2. 顶部导航栏 ---- */
.topbar {
  box-shadow: 0 1px 0 rgba(15, 23, 42, 0.04), var(--shadow-sm);
}

/* ---- 3. 对话标签：胶囊化 ---- */
.tabs-bar {
  gap: 8px;
  padding: 10px 16px 0;
  background: transparent;
}

.chat-tab {
  border: 1px solid transparent;
  border-radius: 999px;
  padding: 6px 14px;
  background: transparent;
  color: var(--muted);
  font-size: 12px;
}

.chat-tab:hover {
  background: rgba(15, 23, 42, 0.06);
  color: var(--text);
}

.chat-tab.active {
  background: var(--panel);
  border-color: var(--border);
  border-radius: 999px;
  box-shadow: var(--shadow-sm);
  color: var(--primary);
  font-weight: 600;
}

.chat-tab .tab-dot {
  box-shadow: 0 0 0 2px rgba(34, 197, 94, 0.25);
}

.tab-add {
  border-radius: 999px;
  padding: 6px 14px;
  box-shadow: 0 2px 8px rgba(79, 107, 237, 0.35);
}

.tab-export {
  border-radius: 999px;
  padding: 6px 14px;
  margin-right: 4px;
}

/* ---- 4. 工作区面板 ---- */
.workspace-panel {
  background: #f4f6fb;
}

.panel-header {
  background: linear-gradient(180deg, #eef2fc 0%, #ffffff 100%);
  box-shadow: 0 1px 0 rgba(15, 23, 42, 0.03);
}

.panel-section h3 {
  font-weight: 600;
}

/* ---- 5. 登录层 ---- */
.login-card {
  position: relative;
  overflow: hidden;
}

.login-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--grad-primary);
}

.login-logo {
  filter: drop-shadow(0 6px 14px rgba(79, 107, 237, 0.45));
}

/* ---- 6. 监控 / 报告视图头部 ---- */
.monitor-head,
.report-head {
  background: linear-gradient(180deg, #eef2fc 0%, #ffffff 100%);
  box-shadow: 0 1px 0 rgba(15, 23, 42, 0.03);
}

/* ---- 7. 可访问性：键盘焦点可见 ---- */
.icon-btn:focus-visible,
.nav-btn:focus-visible,
.drawer-btn:focus-visible,
.primary-btn:focus-visible,
.danger-btn:focus-visible,
.chat-tab:focus-visible,
.tab-add:focus-visible,
.nav-item:focus-visible,
.ask-option:focus-visible,
.perm-btn:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
}

/* ============================================================
   实验版补充（2026-08-13 #2）：工作区面板精致化 + 整体设计语言统一
   与上一块同属实验版，回滚时一并删除
   ============================================================ */

/* ---- 工作区面板：与对话区同层次背景 ---- */
.workspace-panel {
  background: var(--panel-2);
}

/* ---- 面板头部：更精致的标题 ---- */
.panel-header {
  padding: 13px 16px;
  font-size: 13px;
  background: linear-gradient(180deg, #f2f5fd 0%, #ffffff 100%);
}

.panel-header::before {
  content: "🗂 ";
}

/* ---- 工具栏按钮：统一胶囊化（与对话 tab / 顶栏风格一致） ---- */
.ws-tree-header {
  margin-bottom: 10px;
  font-weight: 600;
  color: var(--text);
}

.ws-tree-header .drawer-btn.small,
.ws-actions .drawer-btn.small,
.ws-batch-bar .drawer-btn.small {
  border-radius: 999px;
  padding: 3px 10px;
  font-size: 11px;
  border-color: transparent;
  background: #f0f3f9;
  box-shadow: none;
  transition: background 0.15s ease, color 0.15s ease, border-color 0.15s ease;
}

.ws-tree-header .drawer-btn.small:hover,
.ws-actions .drawer-btn.small:hover,
.ws-batch-bar .drawer-btn.small:hover {
  background: var(--primary-soft);
  color: var(--primary);
  border-color: #dbe3fd;
}

/* 上传按钮：主色幽灵样式（最常用操作突出） */
#btn-ws-upload-root {
  background: var(--primary-soft);
  color: var(--primary);
  border-color: #dbe3fd;
}

#btn-ws-upload-root:hover {
  background: #e2e8ff;
  border-color: var(--primary);
}

/* 多选批量操作条：微容器化 */
.ws-batch-bar {
  background: var(--primary-soft);
  border-radius: 999px;
  padding: 2px 4px;
}

/* ---- 文件树：更柔和的交互 ---- */
.ws-row {
  padding: 4px 6px;
  transition: background 0.12s ease;
}

.ws-row:hover {
  background: #eef2f9;
}

.ws-icon {
  font-size: 14px;
}

.dir-row .ws-name {
  color: var(--text);
  font-weight: 600;
}

.ws-arrow {
  color: #8a93a6;
}

.ws-children {
  border-left-color: #dfe5f0;
}

.ws-row .drawer-btn.small {
  border-radius: 999px;
  background: transparent;
  border-color: transparent;
}

.ws-row .drawer-btn.small:hover {
  background: var(--danger-soft);
  color: var(--danger);
  border-color: transparent;
}

/* ---- 数据状态卡：卡片化 ---- */
.data-status {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-xs);
}

/* ---- 整体协调：顶栏与面板边界统一 ---- */
.topbar {
  border-bottom-color: var(--border);
}

/* 顶部用户徽章与深色侧栏呼应 */
#user-chip {
  background: var(--primary-soft);
  color: var(--primary);
  border: 1px solid #dbe3fd;
}

/* ---- 对话区与工作区的按钮语言统一（drawer-btn 全局圆角提升） ---- */
.drawer-btn {
  border-radius: 999px;
}

.drawer-btn.small {
  border-radius: 999px;
}

/* 多选批量操作条内的按钮：白底浮起更清晰 */
.ws-batch-bar .drawer-btn.small {
  background: var(--panel);
  border-color: #dbe3fd;
}

.ws-batch-bar .drawer-btn.small:hover {
  background: #ffffff;
  border-color: var(--primary);
}

/* 批量操作条中的删除按钮保持红色语义 */
.ws-batch-bar .drawer-btn.danger.small {
  color: var(--danger);
}

.ws-batch-bar .drawer-btn.danger.small:hover {
  background: var(--danger-soft);
  border-color: var(--danger);
  color: var(--danger);
}