/* ══════════════════════════════════════════════════════════════
 * app.css — 新交互层（2026-10-22）
 *
 * 只做布局与组件外观，颜色/字号/间距一律取 tokens.css 的令牌。
 * 旧 views.css 不加载：新界面不继承旧界面的布局补丁。
 * ══════════════════════════════════════════════════════════════ */

/* 原生 button 的背景/边框不会跟着主题走（tokens.css 只重置了 font/cursor），
   不显式清掉就会在深色界面上露出一块系统灰砖。所有可点元素都从这里起步。 */
button {
  background: none;
  border: 0;
  color: inherit;
  font: inherit;
  text-align: inherit;
}

kbd {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--text-faint);
}

/* 键盘焦点：鼠标点击不画描边，Tab 走到哪一眼能看见。 */
a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible,
[tabindex]:focus-visible {
  outline: 2px solid var(--user);
  outline-offset: 2px;
}

/* 跳过导航：平时藏起来，Tab 第一下就出现。 */
.skip-link {
  position: fixed;
  top: 8px;
  left: 8px;
  z-index: 100;
  padding: 8px 12px;
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  background: var(--glass-bg-strong);
  color: var(--text);
  font-size: var(--text-sm);
  text-decoration: none;
  transform: translateY(-200%);
  transition: transform var(--dur-fast) var(--ease-out);
}
.skip-link:focus { transform: none; }

/* ── 外壳：三栏 ─────────────────────────────────────────────── */
body.app-body {
  padding: 10px;
  gap: 10px;
  background: transparent;
}

.app-shell {
  flex: 1;
  min-width: 0;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: 10px;
  height: 100%;
  position: relative;
}

/* ── 左侧会话栏 ─────────────────────────────────────────────── */
.rail {
  width: 272px;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 14px 10px 10px;
  border-radius: var(--r-xl);
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  backdrop-filter: blur(var(--glass-blur)) saturate(1.2);
  -webkit-backdrop-filter: blur(var(--glass-blur)) saturate(1.2);
  box-shadow: var(--glass-shadow), var(--glass-inner-glow);
  transition: width var(--dur-slow) var(--ease);
  overflow: hidden;
}

.rail-head {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 0 4px 2px;
  min-height: 30px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--text);
  text-decoration: none;
  min-width: 0;
  flex: 1;
}
.brand-mark { border-radius: 7px; flex: none; }
.brand-text { font-weight: 650; letter-spacing: 0.02em; white-space: nowrap; }
.brand-sub {
  font-size: var(--text-xs);
  letter-spacing: 0.14em;
  color: var(--text-faint);
  padding-top: 2px;
  white-space: nowrap;
}

.icon-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  flex: none;
  border-radius: var(--r-md);
  border: 1px solid transparent;
  color: var(--text-dim);
  transition: background var(--dur-fast), color var(--dur-fast), border-color var(--dur-fast);
}
.icon-btn svg { width: 16px; height: 16px; }
.icon-btn:hover {
  background: var(--glass-bg-hover);
  border-color: var(--glass-border);
  color: var(--text);
}
.icon-btn:focus-visible { outline: 2px solid var(--user); outline-offset: 1px; }

.rail-collapse { color: var(--text-dim); }
.rail-collapse svg { width: 18px; height: 18px; display: block; }
.rail-collapse:hover { color: var(--user); }
.rail-open { display: none; }

.new-thread {
  display: flex;
  align-items: center;
  gap: 8px;
  width: 100%;
  padding: 9px 11px;
  border-radius: var(--r-lg);
  border: 1px solid var(--glass-border-strong);
  background: var(--glass-bg-strong);
  color: var(--text);
  font-size: var(--text-sm);
  font-weight: 550;
  transition: background var(--dur-fast), transform var(--dur-fast);
}
.new-thread:hover { background: var(--glass-bg-hover); }
.new-thread:active { transform: scale(0.99); }
.new-thread-plus { color: var(--color-accent); font-size: 1rem; line-height: 1; }
.new-thread-kbd { margin-left: auto; }
.rail-label { white-space: nowrap; overflow: hidden; }

.rail-search {
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 0 10px;
  height: 34px;
  border-radius: var(--r-lg);
  border: 1px solid var(--border);
  background: rgba(0, 0, 0, 0.12);
}
:root[data-theme="light"] .rail-search { background: rgba(255, 255, 255, 0.45); }
.rail-search svg { width: 14px; height: 14px; color: var(--text-faint); flex: none; }
.rail-search input {
  flex: 1;
  min-width: 0;
  border: 0;
  outline: 0;
  background: transparent;
  color: var(--text);
  font-size: var(--text-sm);
}
.rail-search input::placeholder { color: var(--text-faint); }
.rail-search input::-webkit-search-cancel-button { display: none; }
.search-clear {
  color: var(--text-faint);
  width: 18px; height: 18px;
  border-radius: var(--r-full);
  line-height: 1;
  flex: none;
}
.search-clear:hover { background: var(--glass-bg-hover); color: var(--text); }

.rail-scroll {
  flex: 1;
  min-height: 0;
  overflow-y: auto;
  overflow-x: hidden;
  padding: 0 2px 4px;
  margin: 0 -2px;
}
.rail-loading { padding: 8px; display: grid; gap: 9px; }
.skeleton-line {
  display: block;
  height: 12px;
  border-radius: var(--r-sm);
  background: var(--skeleton-base);
  position: relative;
  overflow: hidden;
}
.skeleton-line::after {
  content: '';
  position: absolute; inset: 0;
  background: linear-gradient(90deg, transparent, var(--skeleton-shine), transparent);
  animation: skeleton-shimmer 1.5s ease-in-out infinite;
}
.skeleton-line.short { width: 62%; }

.tgroup { margin-bottom: 10px; }
.tgroup-head {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 5px 8px 4px;
  font-size: var(--text-xs);
  color: var(--text-faint);
  letter-spacing: 0.03em;
  font-weight: 550;
  cursor: pointer;
  border-radius: var(--r-md);
  user-select: none;
}
.tgroup-head:hover { background: var(--glass-bg-hover); color: var(--text); }
.tgroup-head:focus-visible { outline: 2px solid var(--color-accent); outline-offset: -2px; }
.tgroup-caret {
  flex: none;
  width: 10px;
  font-size: 0.5625rem;
  line-height: 1;
  opacity: 0.8;
}
.tgroup-titles {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 1px;
}
/* 组名 → 数量 → 铅笔 同一行（2026-10-26 用户要求）：
 * 数量以前甩在组头最右边，用户看不出它属于哪个组；铅笔 11px 且默认透明，
 * 用户根本没发现那里能改名。现在三样按阅读顺序挨着。 */
.tgroup-title-row {
  display: flex;
  align-items: center;
  gap: 5px;
  min-width: 0;
}
.tgroup-head .tgroup-name {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.tgroup-head .tgroup-count {
  flex: none;
  min-width: 17px;
  padding: 0 6px;
  border-radius: 999px;
  background: color-mix(in srgb, currentColor 9%, transparent);
  font-size: 0.6875rem;
  font-weight: 500;
  line-height: 1.55;
  text-align: center;
  opacity: 0.85;
}
.tgroup-sub {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-size: var(--text-xs);
  font-weight: 400;
  letter-spacing: 0;
  opacity: 0.72;
}
.tgroup-rename {
  flex: 1;
  min-width: 0;
  width: 100%;
  padding: 3px 6px;
  font: inherit;
  font-size: var(--text-xs);
  color: var(--text);
  background: var(--surface-2, rgba(255, 255, 255, 0.06));
  border: 1px solid color-mix(in srgb, var(--color-accent) 60%, transparent);
  border-radius: var(--r-sm);
  outline: none;
}
.tgroup-add {
  width: 22px; height: 22px;
  border-radius: var(--r-sm);
  color: var(--text-faint);
  line-height: 1;
  flex: none;
}
.tgroup-add:hover { background: var(--glass-bg-hover); color: var(--text); }
.tgroup-edit {
  width: 22px; height: 22px;
  border-radius: var(--r-sm);
  color: var(--text-dim, var(--text-faint));
  line-height: 1;
  /* 11px → 15px：用户原话「铅笔图标要放大一点，不然用户看不清也不会留意」。
   * 默认不再透明 —— 藏起来的功能等于没有。 */
  font-size: 0.9375rem;
  flex: none;
  opacity: 0.6;
  transition: opacity 0.12s ease, background 0.12s ease;
}
.tgroup-head:hover .tgroup-edit,
.tgroup-head:focus-within .tgroup-edit,
.tgroup-edit:focus-visible { opacity: 1; }
.tgroup-edit:hover { background: var(--glass-bg-hover); color: var(--text); opacity: 1; }

.titem {
  display: flex;
  align-items: center;
  gap: 8px;
  width: 100%;
  padding: 7px 8px;
  border-radius: var(--r-md);
  border: 1px solid transparent;
  color: var(--text-dim);
  font-size: var(--text-sm);
  margin-bottom: 1px;
  position: relative;
}
.titem:hover { background: var(--glass-bg); color: var(--text); }
.titem.active {
  background: var(--glass-bg-strong);
  border-color: var(--glass-border);
  color: var(--text);
}
.titem.active::before {
  content: '';
  position: absolute;
  left: 0;
  top: 8px;
  bottom: 8px;
  width: 2px;
  border-radius: 2px;
  background: var(--accent-grad);
}
.titem-title {
  flex: 1;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.titem-title.pinned { font-weight: 600; }
.titem-meta {
  flex: none;
  display: flex;
  align-items: center;
  gap: 5px;
  font-size: var(--text-xs);
  color: var(--text-faint);
}
.titem-more {
  position: absolute;
  right: 6px;
  top: 50%;
  transform: translateY(-50%);
  width: 20px;
  height: 20px;
  border-radius: var(--r-sm);
  background: var(--surface-2, rgba(255, 255, 255, 0.06));
  color: var(--text-faint);
  font-size: 0.8125rem;
  line-height: 1;
  opacity: 0;
  transition: opacity 0.12s ease;
}
.titem:hover .titem-more,
.titem:focus-within .titem-more,
.titem-more:focus-visible { opacity: 0.9; }
.titem-more:hover {
  background: var(--glass-bg-hover);
  color: var(--text);
  opacity: 1;
}
.titem .dot-run {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--user);
  box-shadow: 0 0 0 0 rgba(232, 199, 102, 0.5);
  animation: pulse-dot 1.6s ease-out infinite;
  flex: none;
}
.titem .dot-wait {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--color-warning);
  flex: none;
}
.titem .dot-err {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--danger);
  flex: none;
}
.titem-badge {
  flex: none;
  font-size: var(--text-xs);
  line-height: 1;
  padding: 3px 5px;
  border-radius: var(--r-full);
  border: 1px solid var(--border-strong);
  color: var(--text-dim);
}
.titem-badge.done { color: var(--success); border-color: color-mix(in srgb, var(--success) 35%, transparent); }
.titem-badge.fail { color: var(--danger); border-color: color-mix(in srgb, var(--danger) 35%, transparent); }
.titem-badge.wait { color: var(--color-warning); border-color: color-mix(in srgb, var(--color-warning) 35%, transparent); }

.rail-empty {
  padding: 26px 12px;
  text-align: center;
  font-size: var(--text-xs);
  color: var(--text-faint);
  line-height: 1.7;
}

.rail-foot {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding-top: 8px;
  border-top: 1px solid var(--divider);
}
/* 五个入口排两行（3 + 2）。272px 的栏宽去掉内边距只剩 250px，
   五项挤一行每项约 50px，连「研究院」三个字都放不下 —— 用户看到的是
   「研 / 用 / 设」被裁掉一半。每项占三分之一宽度，第四项自然换行。 */
.rail-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
}
.rail-nav-item {
  flex: 1 1 calc(33.333% - 4px);
  min-width: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 7px 6px;
  border-radius: var(--r-md);
  color: var(--text-dim);
  font-size: var(--text-xs);
  border: 1px solid transparent;
}
.rail-nav-item svg { width: 15px; height: 15px; flex: none; }
.rail-nav-item:hover { background: var(--glass-bg); color: var(--text); }

.user-chip {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 7px;
  border-radius: var(--r-lg);
  border: 1px solid var(--border);
  background: var(--glass-bg);
  min-width: 0;
}
.user-chip .avatar {
  width: 26px; height: 26px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--accent-grad);
  color: #241a05;
  font-size: var(--text-xs);
  font-weight: 700;
  flex: none;
}
.user-meta {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  line-height: 1.25;
}
.user-meta strong {
  font-size: var(--text-xs);
  font-weight: 550;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.user-meta small { font-size: var(--text-xs); color: var(--text-faint); }

.conn {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 2px 8px 0;
  font-size: var(--text-xs);
  color: var(--text-faint);
}
.conn-dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--text-faint);
  flex: none;
}
.conn[data-state="open"] .conn-dot { background: var(--success); }
.conn[data-state="running"] .conn-dot { background: var(--user); animation: pulse-dot 1.6s ease-out infinite; }
.conn[data-state="closed"] .conn-dot { background: var(--danger); }

/* 收起态：图标栏（logo 与底部入口必须仍然可见）
   76px = 26 logo + 4 gap + 28 toggle + 12 左右内边距 —— 64px 塞不下 logo 和展开按钮，
   窄了就只能二选一，于是 logo 被整块 display:none 掉，收起后左栏像空了一样。 */
.rail.collapsed { width: 76px; padding-left: 6px; padding-right: 6px; }
.rail.collapsed .brand-text,
.rail.collapsed .brand-sub,
.rail.collapsed .rail-label,
.rail.collapsed .new-thread-kbd,
.rail.collapsed .rail-search,
.rail.collapsed .tgroup-head,
.rail.collapsed .titem-meta,
.rail.collapsed .user-meta,
.rail.collapsed .conn-text,
.rail.collapsed .rail-nav-item span { display: none; }
.rail.collapsed .rail-head { justify-content: space-between; gap: 4px; padding: 0; }
.rail.collapsed .brand { flex: none; }
.rail.collapsed .rail-collapse svg { transform: rotate(180deg); }
.rail.collapsed .new-thread { justify-content: center; padding: 9px 0; }
.rail.collapsed .titem { justify-content: center; padding: 6px 0; }
/* 会话缩成「首字」。原来这里是 24×6 的灰条 —— 看起来像加载骨架，用户会以为列表没了。 */
.rail.collapsed .titem .titem-title {
  display: block;
  flex: none;
  width: 34px;
  height: 26px;
  line-height: 26px;
  font-size: var(--text-xs);
  text-align: center;
  overflow: hidden;
  white-space: nowrap;
  border-radius: var(--r-md);
  background: var(--glass-bg);
}
.rail.collapsed .titem.active .titem-title { background: var(--glass-bg-hover); color: var(--text); }
.rail.collapsed .rail-nav { flex-direction: column; flex-wrap: nowrap; gap: 4px; }
.rail.collapsed .rail-nav-item { flex: none; width: 100%; padding: 7px 0; }
.rail.collapsed .rail-nav-item svg { display: block; width: 17px; height: 17px; }
.rail.collapsed .user-chip { justify-content: center; padding: 5px 0; }
.rail.collapsed .user-chip .icon-btn { display: none; }
.rail.collapsed .conn { justify-content: center; padding: 2px 0 0; }
.rail.collapsed .rail-scroll { margin-top: 2px; }

/* ── 主工作区 ───────────────────────────────────────────────── */
.workspace {
  min-width: 0;
  min-height: 0;
  container-type: inline-size;
  display: flex;
  flex-direction: column;
  border-radius: var(--r-xl);
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  backdrop-filter: blur(var(--glass-blur)) saturate(1.15);
  -webkit-backdrop-filter: blur(var(--glass-blur)) saturate(1.15);
  box-shadow: var(--glass-shadow), var(--glass-inner-glow);
  overflow: hidden;
  position: relative;
}

.topbar {
  flex: none;
  height: 54px;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 0 14px;
  border-bottom: 1px solid var(--divider);
  background: rgba(0, 0, 0, 0.08);
}
:root[data-theme="light"] .topbar { background: rgba(255, 255, 255, 0.24); }

.crumbs {
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: 0;
  flex: 1;
}
.crumb-project {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  max-width: 220px;
  padding: 4px 9px;
  border-radius: var(--r-full);
  border: 1px solid var(--border-strong);
  background: var(--glass-bg);
  color: var(--text-dim);
  font-size: var(--text-xs);
  white-space: nowrap;
}
.crumb-project:hover { color: var(--text); background: var(--glass-bg-hover); }
.crumb-project span:last-child {
  overflow: hidden;
  text-overflow: ellipsis;
}
.crumb-dot {
  width: 6px; height: 6px; border-radius: 2px;
  background: var(--color-accent);
  flex: none;
}
.crumb-sep { color: var(--text-faint); font-size: var(--text-xs); }
.thread-title {
  font-size: var(--text-base);
  font-weight: 600;
  letter-spacing: 0.01em;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  cursor: default;
}
.state-chip {
  flex: none;
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 3px 8px;
  border-radius: var(--r-full);
  border: 1px solid var(--border-strong);
  background: var(--glass-bg);
  color: var(--text-dim);
  font-size: var(--text-xs);
  white-space: nowrap;
}
.state-chip[data-tone="running"] { color: var(--user); border-color: color-mix(in srgb, var(--user) 35%, transparent); }
.state-chip[data-tone="wait"] { color: var(--color-warning); border-color: color-mix(in srgb, var(--color-warning) 35%, transparent); }
.state-chip[data-tone="ok"] { color: var(--success); border-color: color-mix(in srgb, var(--success) 30%, transparent); }
.state-chip[data-tone="err"] { color: var(--danger); border-color: color-mix(in srgb, var(--danger) 30%, transparent); }

.topbar-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  flex: none;
}

/* ── 界面字号（2026-10-25）──────────────────────────────────
 * 顶上常驻的 Aa：字号的「明显提示」就是它本身 —— 不点也能看见，
 * 点开有四档和键位。弹层用 fixed 是因为 `.workspace` 有 overflow:hidden，
 * 绝对定位会被裁掉；坐标由 main.js 在打开时按按钮位置算。 */
.font-btn { font-size: 0.82rem; font-weight: 600; letter-spacing: 0.01em; }
.font-btn[aria-expanded="true"] {
  background: var(--glass-bg-hover);
  border-color: var(--glass-border);
  color: var(--text);
}
.font-pop {
  position: fixed;
  z-index: 300;
  width: 232px;
  padding: 6px;
  background: var(--surface);
  border: 1px solid var(--border-strong);
  border-radius: var(--r-lg);
  box-shadow: var(--shadow-lg);
}
.font-pop[hidden] { display: none; }
.font-pop-title {
  padding: 6px 8px 4px;
  font-size: var(--text-xs);
  color: var(--text-faint);
}
.font-opt {
  display: grid;
  grid-template-columns: 28px 1fr auto;
  align-items: center;
  gap: 8px;
  width: 100%;
  padding: 6px 8px;
  border-radius: var(--r-md);
  cursor: pointer;
}
.font-opt:hover { background: var(--glass-bg-hover); }
.font-opt.is-active { background: color-mix(in srgb, var(--user) 14%, transparent); }
.font-opt-a { color: var(--text-dim); text-align: center; line-height: 1.1; }
.font-opt.is-active .font-opt-a { color: var(--user); }
.font-opt-t { font-size: var(--text-sm); color: var(--text); }
.font-opt-h { font-size: var(--text-xs); color: var(--text-faint); }
.font-pop-kbd {
  display: flex;
  flex-direction: column;
  gap: 3px;
  margin-top: 4px;
  padding: 8px;
  border-top: 1px solid var(--divider);
  font-size: var(--text-xs);
  color: var(--text-faint);
}
.font-pop-kbd kbd { color: var(--text-dim); }
.attention-global {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  height: 30px;
  padding: 0 10px;
  border-radius: var(--r-full);
  border: 1px solid color-mix(in srgb, var(--color-warning) 42%, transparent);
  background: color-mix(in srgb, var(--color-warning) 12%, var(--glass-bg));
  color: var(--color-warning);
  font-family: inherit;
  font-size: var(--text-xs);
  font-weight: 500;
  cursor: pointer;
  white-space: nowrap;
}
.attention-global:hover { border-color: var(--color-warning); }
.attention-global .ag-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-warning);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--color-warning) 18%, transparent);
}
.attention-global .ag-count {
  min-width: 16px;
  height: 16px;
  padding: 0 4px;
  border-radius: var(--r-full);
  background: var(--color-warning);
  color: #1b1405;
  font-size: 0.62rem;
  line-height: 16px;
  text-align: center;
}

/* ── 首启模型引导条 ───────────────────────────────────────── */
.model-guide {
  flex: none;
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 8px 14px 0;
  padding: 7px 12px;
  border-radius: var(--r-md);
  border: 1px solid color-mix(in srgb, var(--color-warning) 40%, transparent);
  background: color-mix(in srgb, var(--color-warning) 10%, var(--glass-bg));
  color: var(--text-dim);
  font-size: var(--text-xs);
}

/* ── 会话归属徽章（顶栏）────────────────────────────────────
 * 这条对话属于的项目 ≠ 全局当前项目时亮出来，点一下改归属。
 * 裸 button 必须显式给 background/border（tokens 没有全局重置）。 */
.thread-project-badge {
  flex: none;
  display: inline-flex;
  align-items: center;
  padding: 2px 8px;
  border-radius: 999px;
  border: 1px solid color-mix(in srgb, var(--color-warning) 45%, transparent);
  background: color-mix(in srgb, var(--color-warning) 12%, transparent);
  color: var(--color-warning);
  font-size: var(--text-xs);
  line-height: 1.4;
  cursor: pointer;
  white-space: nowrap;
}
.thread-project-badge:hover {
  border-color: color-mix(in srgb, var(--color-warning) 70%, transparent);
}

/* ── 位置软拦截条（composer 上方）────────────────────────── */
.loc-prompt {
  flex: none;
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0 14px 6px;
  padding: 8px 12px;
  border-radius: var(--r-md);
  border: 1px solid color-mix(in srgb, var(--color-accent) 45%, transparent);
  background: color-mix(in srgb, var(--color-accent) 10%, var(--glass-bg));
  color: var(--text-dim);
  font-size: var(--text-xs);
}
.loc-dot {
  flex: none;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent-grad);
}
.loc-text {
  flex: 1 1 260px;
  min-width: 0;
}
.loc-actions {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
}
.loc-btn {
  padding: 4px 10px;
  border-radius: 999px;
  border: 1px solid color-mix(in srgb, var(--color-accent) 45%, transparent);
  background: color-mix(in srgb, var(--color-accent) 14%, transparent);
  color: var(--text);
  font-size: var(--text-xs);
  cursor: pointer;
  white-space: nowrap;
}
.loc-btn:hover {
  border-color: var(--color-accent);
  background: color-mix(in srgb, var(--color-accent) 22%, transparent);
}
.loc-btn.primary {
  border-color: var(--color-accent);
  background: color-mix(in srgb, var(--color-accent) 24%, transparent);
  color: var(--text);
}
.loc-btn.quiet {
  border-color: transparent;
  background: transparent;
  color: var(--text-dim);
}
.loc-btn.quiet:hover {
  border-color: color-mix(in srgb, var(--text-dim) 30%, transparent);
  background: color-mix(in srgb, var(--text-dim) 8%, transparent);
}
.model-guide[hidden] { display: none; }
.guide-dot {
  flex: none;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--color-warning);
}
.guide-reason {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.guide-spacer { flex: 1; }
.guide-go {
  flex: none;
  padding: 3px 10px;
  border-radius: var(--r-full);
  border: 1px solid color-mix(in srgb, var(--color-warning) 55%, transparent);
  background: transparent;
  color: var(--color-warning);
  font-family: inherit;
  font-size: var(--text-xs);
  cursor: pointer;
}
.guide-go:hover { background: color-mix(in srgb, var(--color-warning) 14%, transparent); }
.guide-close {
  flex: none;
  padding: 2px 4px;
  border: 0;
  background: transparent;
  color: var(--text-faint);
  font-size: 1rem;
  line-height: 1;
  cursor: pointer;
}
.guide-close:hover { color: var(--text); }
.pick {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  height: 30px;
  padding: 0 8px;
  border-radius: var(--r-md);
  border: 1px solid var(--border);
  background: var(--glass-bg);
}
.pick:hover { border-color: var(--border-strong); }
.pick-label { font-size: var(--text-xs); color: var(--text-faint); }
.pick select {
  max-width: 150px;
  border: 0;
  outline: 0;
  background: transparent;
  color: var(--text-dim);
  font-family: inherit;
  font-size: var(--text-xs);
  cursor: pointer;
}
.pick select option { background: var(--surface-2); color: var(--text); }

/* ── 对话区 ─────────────────────────────────────────────────── */
.conversation {
  flex: 1;
  min-height: 0;
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}
.stream {
  flex: 1;
  min-height: 0;
  display: block;
  overflow-y: auto;
  overflow-x: hidden;
  scroll-behavior: smooth;
  padding: 0 max(18px, calc((100% - 860px) / 2));
}
@media (prefers-reduced-motion: reduce) { .stream { scroll-behavior: auto; } }

.turns {
  width: 100%;
  min-width: 0;
  max-width: 860px;
  margin: 0 auto;
  padding: 10px 0 26px;
  display: flex;
  flex-direction: column;
  gap: 26px;
}

/* 滚动条避开内容：留一点内边距 */
.stream::-webkit-scrollbar { width: 10px; }
.stream::-webkit-scrollbar-thumb {
  background: var(--border-strong);
  border: 3px solid transparent;
  background-clip: content-box;
  border-radius: var(--r-full);
}

.question-bar {
  position: sticky;
  top: 0;
  z-index: 7;
  max-width: 860px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 7px 12px;
  border: 1px solid var(--glass-border-strong);
  border-top: none;
  border-radius: 0 0 var(--r-md) var(--r-md);
  background: var(--glass-bg-strong);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  font-size: var(--text-xs);
  cursor: pointer;
}
.question-bar[hidden] { display: none; }
.qb-label { flex: none; color: var(--text-faint); }
.qb-text {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  color: var(--text);
}

.run-ribbon {
  position: sticky;
  top: 8px;
  z-index: 6;
  max-width: 860px;
  margin: 8px auto -2px;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 7px 10px;
  border-radius: var(--r-full);
  border: 1px solid var(--glass-border-strong);
  background: var(--glass-bg-strong);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  box-shadow: var(--shadow-sm);
  font-size: var(--text-xs);
  color: var(--text-dim);
}
.rr-pulse {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--user);
  animation: pulse-dot 1.6s ease-out infinite;
  flex: none;
}
.rr-phase { font-weight: 600; color: var(--text); white-space: nowrap; }
.rr-action {
  flex: 1;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  color: var(--text-dim);
}
.rr-time { font-family: var(--font-mono); font-size: var(--text-xs); color: var(--text-faint); }
.rr-spacer { display: none; }
.rr-stop {
  flex: none;
  padding: 3px 9px;
  border-radius: var(--r-full);
  border: 1px solid color-mix(in srgb, var(--danger) 40%, transparent);
  color: var(--danger);
  font-size: var(--text-xs);
}
.rr-stop:hover { background: color-mix(in srgb, var(--danger) 12%, transparent); }

/* ── 单轮 ───────────────────────────────────────────────────── */
.turn {
  display: flex;
  flex-direction: column;
  gap: 14px;
  min-width: 0;
  animation: turn-in var(--dur-slow) var(--ease-out) both;
  /* 长对话的「虚拟滚动」：屏幕外的轮次跳过排版/绘制，滚动时再按需渲染。
     记住上次渲染高度，避免滚动条跳动。 */
  content-visibility: auto;
  contain-intrinsic-size: auto 260px;
}
@keyframes turn-in {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

.history-divider {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--text-faint);
  font-size: var(--text-xs);
}
.history-divider::before,
.history-divider::after {
  content: "";
  flex: 1;
  height: 1px;
  background: var(--border);
}

.msg-user {
  align-self: flex-end;
  max-width: min(78%, 640px);
  display: flex;
  flex-direction: column;
  gap: 6px;
  align-items: flex-end;
}

/* 消息操作条：默认隐身，悬停出现；触屏没有 hover，常驻。 */
.msg-actions {
  display: flex;
  gap: 4px;
  opacity: 0;
  transition: opacity var(--dur-fast) var(--ease);
}
.msg-user:hover .msg-actions,
.msg-assistant:hover .msg-actions { opacity: 1; }
.msg-act {
  padding: 1px 7px;
  border: 1px solid transparent;
  border-radius: var(--r-full);
  background: transparent;
  color: var(--text-faint);
  font-family: inherit;
  font-size: var(--text-xs);
  line-height: 1.6;
  cursor: pointer;
}
.msg-act:hover {
  color: var(--text);
  border-color: var(--glass-border-strong);
  background: var(--glass-bg-strong);
}
@media (hover: none) {
  .msg-actions { opacity: 1; }
}

/* 记忆引用（M5-4）：默认折叠成一行脚注，点开看到具体条目并可当场纠正。
   <details> 自带键盘可达与开合语义，不用自己造折叠按钮。 */
.memory-cites {
  font-size: var(--text-xs);
  color: var(--text-faint);
  max-width: 100%;
}
.memory-cites-summary {
  width: fit-content;
  padding: 2px 8px;
  border: 1px solid transparent;
  border-radius: var(--r-full);
  cursor: pointer;
  list-style: none;
}
.memory-cites-summary::-webkit-details-marker { display: none; }
.memory-cites-summary::before { content: '▸ '; }
.memory-cites[open] .memory-cites-summary::before { content: '▾ '; }
.memory-cites-summary:hover,
.memory-cites[open] .memory-cites-summary {
  color: var(--text-dim);
  border-color: var(--glass-border-strong);
  background: var(--glass-bg);
}
.memory-cites-body {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-top: 6px;
  padding: 8px 10px;
  border-left: 2px solid var(--glass-border-strong);
}
.memory-cite {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 2px 8px;
}
.memory-cite-id { color: var(--text-dim); white-space: nowrap; }
.memory-cite-text { color: var(--text-dim); overflow-wrap: anywhere; }
.memory-cite-acts { display: inline-flex; gap: 4px; }
.memory-cite-act {
  padding: 0 6px;
  border: 1px solid transparent;
  border-radius: var(--r-full);
  background: transparent;
  color: var(--text-faint);
  font-family: inherit;
  font-size: var(--text-xs);
  cursor: pointer;
}
.memory-cite-act:hover {
  color: var(--text);
  border-color: var(--glass-border-strong);
  background: var(--glass-bg-strong);
}

/* 联网搜索的来源卡（2026-10-24）：回复正文之后摆一排可点的来源，
   点了走 /api/search/open —— 既用系统浏览器打开，也留下「这个人爱看哪个站」的信号。 */
.sources {
  display: flex;
  flex-direction: column;
  gap: 6px;
  max-width: 100%;
}
.sources-head {
  display: flex;
  align-items: baseline;
  gap: 8px;
  font-size: var(--text-xs);
  color: var(--text-faint);
}
.sources-title { color: var(--text-dim); font-weight: 600; }
.source-list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 6px;
}
.source-card {
  display: flex;
  flex-direction: column;
  gap: 3px;
  min-width: 0;
  padding: 7px 9px;
  border: 1px solid var(--glass-border);
  border-radius: var(--r-md);
  background: var(--glass-bg);
  color: var(--text);
  font-family: inherit;
  font-size: var(--text-xs);
  text-align: left;
  cursor: pointer;
  user-select: text;
  transition: background 0.15s, border-color 0.15s;
}
.source-card:hover {
  border-color: var(--glass-border-strong);
  background: var(--glass-bg-strong);
}
.source-card:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 1px;
}
.source-top {
  display: flex;
  align-items: center;
  gap: 5px;
  min-width: 0;
}
.source-index {
  flex: none;
  width: 15px;
  height: 15px;
  border-radius: var(--r-full);
  background: color-mix(in srgb, var(--color-accent) 22%, transparent);
  color: var(--color-accent);
  font-size: 0.62rem;
  line-height: 15px;
  text-align: center;
}
.source-host {
  flex: 1 1 auto;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  color: var(--text-dim);
}
.source-why {
  flex: none;
  padding: 0 5px;
  border: 1px solid color-mix(in srgb, var(--color-accent) 32%, transparent);
  border-radius: var(--r-full);
  color: var(--color-accent);
  font-size: var(--text-xs);
}
.source-title {
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  line-height: 1.35;
  color: var(--text);
}
.source-meta { color: var(--text-faint); }
/* 底部一行：日期在左，「打开 / 复制链接」在右（显式入口，别只靠整卡可点） */
.source-foot {
  display: flex;
  align-items: center;
  gap: 6px;
  min-height: 18px;
}
.source-acts {
  display: inline-flex;
  gap: 4px;
  margin-left: auto;
}
.source-act {
  font: inherit;
  font-size: var(--text-xs);
  cursor: pointer;
  padding: 1px 7px;
  border: 1px solid var(--glass-border);
  border-radius: var(--r-full);
  background: var(--surface-2);
  color: var(--text-dim);
}
.source-act:hover {
  color: var(--text);
  border-color: var(--glass-border-strong);
  background: var(--glass-bg-strong);
}

.msg-user-bubble {
  padding: 9px 13px;
  border-radius: 14px 14px 4px 14px;
  border: 1px solid color-mix(in srgb, var(--user) 26%, transparent);
  background: color-mix(in srgb, var(--user) 11%, transparent);
  color: var(--user);
  font-size: var(--text-base);
  line-height: 1.55;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}
:root[data-theme="light"] .msg-user-bubble {
  background: color-mix(in srgb, var(--user) 13%, #fff);
}
.msg-user-attachments {
  display: flex;
  flex-wrap: wrap;
  gap: 5px;
  justify-content: flex-end;
}
.msg-time {
  font-size: var(--text-xs);
  color: var(--text-faint);
  padding-right: 2px;
}

.msg-assistant {
  display: flex;
  flex-direction: column;
  gap: 10px;
  min-width: 0;
}
.assistant-body {
  font-size: var(--text-base);
  line-height: 1.7;
  color: var(--text);
  overflow-wrap: anywhere;
}
.assistant-body > :first-child { margin-top: 0; }
.assistant-body > :last-child { margin-bottom: 0; }
.assistant-body p { margin: 0 0 0.7em; }
.assistant-body h1, .assistant-body h2, .assistant-body h3 {
  margin: 1.1em 0 0.5em;
  line-height: var(--lh-tight);
  font-weight: 650;
}
.assistant-body h1 { font-size: 1.28em; }
.assistant-body h2 { font-size: 1.14em; }
.assistant-body h3 { font-size: 1.03em; }
.assistant-body ul, .assistant-body ol { margin: 0.35em 0 0.8em; padding-left: 1.35em; }
.assistant-body li { margin: 0.22em 0; }
.assistant-body a { color: var(--color-accent); text-decoration: none; border-bottom: 1px solid color-mix(in srgb, var(--color-accent) 35%, transparent); }
.assistant-body a:hover { border-bottom-color: var(--color-accent); }
.assistant-body code {
  font-family: var(--font-mono);
  font-size: 0.86em;
  padding: 0.12em 0.36em;
  border-radius: var(--r-sm);
  background: var(--glass-bg-strong);
  border: 1px solid var(--border);
}
.assistant-body pre {
  margin: 0.6em 0 0.9em;
  padding: 12px 14px;
  border-radius: var(--r-lg);
  border: 1px solid var(--border);
  background: rgba(0, 0, 0, 0.28);
  overflow-x: auto;
  line-height: var(--lh-code);
}
:root[data-theme="light"] .assistant-body pre { background: rgba(0, 0, 0, 0.045); }
.assistant-body pre code { padding: 0; border: 0; background: transparent; font-size: 0.82em; }
.assistant-body blockquote {
  margin: 0.6em 0;
  padding: 0.2em 0 0.2em 0.9em;
  border-left: 2px solid var(--border-strong);
  color: var(--text-dim);
}
.assistant-body table {
  border-collapse: collapse;
  margin: 0.6em 0;
  max-width: 100%;
  display: block;
  overflow-x: auto;
}
.assistant-body th, .assistant-body td {
  border: 1px solid var(--border-strong);
  padding: 6px 9px;
  text-align: left;
  font-size: 0.92em;
}
.assistant-body th { background: var(--glass-bg); font-weight: 600; }
.assistant-body img { max-width: 100%; border-radius: var(--r-md); }
.assistant-body hr { border: 0; border-top: 1px solid var(--divider); margin: 1.1em 0; }

.cursor {
  display: inline-block;
  width: 2px;
  height: 1.05em;
  vertical-align: -0.15em;
  margin-left: 2px;
  background: var(--color-accent);
  animation: blink 1s step-end infinite;
}
@keyframes blink { 50% { opacity: 0; } }

/* 过程旁白：默认收起 */
.narration {
  border-radius: var(--r-md);
  color: var(--text-dim);
  font-size: var(--text-sm);
}
.narration summary {
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 5px 8px;
  border-radius: var(--r-md);
  cursor: pointer;
  color: var(--text-faint);
  list-style: none;
  width: fit-content;
}
.narration summary::-webkit-details-marker { display: none; }
.narration summary:hover { background: var(--glass-bg); color: var(--text-dim); }
.narration .narr-chev { transition: transform var(--dur); font-size: 0.7rem; }
.narration[open] .narr-chev { transform: rotate(90deg); }
.narration-body {
  padding: 4px 10px 8px 22px;
  line-height: 1.65;
  font-size: var(--text-sm);
  border-left: 1px solid var(--divider);
  margin-left: 8px;
}
.narration-body p { margin: 0.3em 0; }

/* ── 计划 ───────────────────────────────────────────────────── */
.plan-card {
  border-radius: var(--r-lg);
  border: 1px solid var(--glass-border);
  background: var(--glass-bg);
  padding: 10px 12px;
}
.plan-head {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: var(--text-xs);
  color: var(--text-dim);
  margin-bottom: 7px;
}
.plan-head strong { color: var(--text); font-weight: 600; }
.plan-progress {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--text-faint);
}
.plan-bar {
  height: 3px;
  border-radius: 2px;
  background: var(--border-strong);
  overflow: hidden;
  margin-bottom: 8px;
}
.plan-bar > i {
  display: block;
  height: 100%;
  border-radius: 2px;
  background: var(--accent-grad);
  transition: width var(--dur-slow) var(--ease);
}
.plan-steps { display: flex; flex-direction: column; gap: 3px; }
.plan-step {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  font-size: var(--text-sm);
  color: var(--text-dim);
  line-height: 1.5;
}
.plan-step .step-mark {
  width: 15px; height: 15px;
  border-radius: 50%;
  border: 1px solid var(--border-strong);
  flex: none;
  margin-top: 2px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.58rem;
  color: transparent;
}
.plan-step[data-status="completed"] { color: var(--text-faint); text-decoration: line-through; text-decoration-color: var(--border-strong); }
.plan-step[data-status="completed"] .step-mark {
  background: color-mix(in srgb, var(--success) 18%, transparent);
  border-color: color-mix(in srgb, var(--success) 45%, transparent);
  color: var(--success);
}
.plan-step[data-status="in_progress"] { color: var(--text); }
.plan-step[data-status="in_progress"] .step-mark {
  border-color: var(--user);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--user) 14%, transparent);
}
.plan-step[data-status="in_progress"] .step-mark::after {
  content: '';
  width: 5px; height: 5px; border-radius: 50%;
  background: var(--user);
}

/* ── 活动（工具调用折叠）───────────────────────────────────── */
.activity {
  border-radius: var(--r-lg);
  border: 1px solid var(--border);
  background: rgba(0, 0, 0, 0.08);
  overflow: hidden;
}
:root[data-theme="light"] .activity { background: rgba(255, 255, 255, 0.28); }
.activity-head {
  display: flex;
  align-items: center;
  gap: 8px;
  width: 100%;
  padding: 7px 11px;
  font-size: var(--text-xs);
  color: var(--text-dim);
}
.activity-head:hover { background: var(--glass-bg); }
.activity-head .act-chev { font-size: 0.68rem; color: var(--text-faint); transition: transform var(--dur); }
.activity.open .activity-head .act-chev { transform: rotate(90deg); }
.activity-head .act-title { font-weight: 550; color: var(--text); }
.activity-head .act-count { color: var(--text-faint); }
/* 运行中的实时条（折叠时也显示）：脉冲点 + 当前命令 + 已用时间 */
.act-live {
  position: relative;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 5px 12px 7px;
  font-size: var(--text-xs);
  color: var(--text-dim);
  font-family: var(--font-mono);
  min-width: 0;
  overflow: hidden;
  border-top: 1px dashed var(--border);
}
.act-live-dots { display: inline-flex; gap: 3px; flex: none; }
.act-live-dots i {
  width: 4px; height: 4px; border-radius: 50%;
  background: var(--color-accent);
  opacity: 0.25;
  animation: act-blink 1.2s ease-in-out infinite;
}
.act-live-dots i:nth-child(2) { animation-delay: 0.18s; }
.act-live-dots i:nth-child(3) { animation-delay: 0.36s; }
.act-live-text {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  color: var(--text);
}
.act-live-time {
  margin-left: auto;
  flex: none;
  color: var(--text-faint);
  font-variant-numeric: tabular-nums;
}
/* 底部一条来回扫的光带 = 进度感（不承诺百分比，只表示「在动」） */
.act-live::after {
  content: '';
  position: absolute;
  left: 0; bottom: 0;
  width: 34%; height: 1.5px;
  background: linear-gradient(90deg, transparent, var(--color-accent), transparent);
  animation: act-sweep 1.8s ease-in-out infinite;
}
@keyframes act-blink {
  0%, 80%, 100% { opacity: 0.2; transform: scale(0.85); }
  40% { opacity: 1; transform: scale(1.15); }
}
@keyframes act-sweep {
  0% { transform: translateX(-100%); }
  100% { transform: translateX(300%); }
}
@media (prefers-reduced-motion: reduce) {
  .act-live-dots i, .act-live::after { animation: none; }
  .act-live-dots i { opacity: 0.7; }
}
.activity-list { display: none; padding: 2px 8px 8px; }
.activity.open .activity-list { display: flex; flex-direction: column; gap: 2px; }

.act-row {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 5px 7px;
  border-radius: var(--r-sm);
  font-size: var(--text-xs);
  color: var(--text-dim);
  min-width: 0;
}
.act-row:hover { background: var(--glass-bg); }
.act-icon {
  width: 16px; height: 16px;
  border-radius: 4px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.58rem;
  font-family: var(--font-mono);
  flex: none;
  border: 1px solid var(--border-strong);
  color: var(--text-faint);
}
.act-row[data-status="error"] .act-icon { color: var(--danger); border-color: color-mix(in srgb, var(--danger) 40%, transparent); }
.act-row[data-status="completed"] .act-icon { color: var(--success); border-color: color-mix(in srgb, var(--success) 35%, transparent); }
.act-row[data-status="running"] .act-icon { color: var(--user); border-color: color-mix(in srgb, var(--user) 45%, transparent); }
.act-tool { flex: none; font-family: var(--font-mono); font-size: var(--text-xs); color: var(--text); }
.act-detail {
  flex: 1;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--text-faint);
}
.act-status { flex: none; font-size: var(--text-xs); color: var(--text-faint); }
.act-expand {
  width: 100%;
  padding: 5px 8px;
  font-size: var(--text-xs);
  color: var(--text-faint);
  text-align: left;
}
.act-expand:hover { color: var(--text-dim); }

.act-output {
  margin: 2px 0 6px 24px;
  padding: 8px 10px;
  border-radius: var(--r-md);
  border: 1px solid var(--border);
  background: rgba(0, 0, 0, 0.22);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  line-height: 1.55;
  color: var(--text-dim);
  white-space: pre-wrap;
  overflow-wrap: anywhere;
  max-height: 260px;
  overflow: auto;
}
:root[data-theme="light"] .act-output { background: rgba(0, 0, 0, 0.04); }
.act-output .rc-fail { color: var(--danger); }

/* ── 产物 ───────────────────────────────────────────────────── */
.outputs {
  display: flex;
  flex-direction: column;
  gap: 5px;
  padding: 10px 12px;
  border-radius: var(--r-lg);
  border: 1px solid color-mix(in srgb, var(--color-accent) 22%, transparent);
  background: color-mix(in srgb, var(--color-accent) 5%, transparent);
}
.outputs-head {
  font-size: var(--text-xs);
  color: var(--text-dim);
  display: flex;
  align-items: center;
  gap: 7px;
  margin-bottom: 2px;
}
.outputs-head strong { color: var(--text); font-weight: 600; }
.output-row {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 5px 7px;
  border-radius: var(--r-md);
  border: 1px solid transparent;
  min-width: 0;
}
.output-row:hover { background: var(--glass-bg); border-color: var(--border); }
.output-kind {
  width: 22px; height: 22px;
  border-radius: 6px;
  background: var(--glass-bg-strong);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: var(--text-xs);
  font-family: var(--font-mono);
  color: var(--color-accent);
  flex: none;
}
.output-name {
  flex: 1;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-size: var(--text-sm);
  color: var(--text);
}
.output-diff { flex: none; font-family: var(--font-mono); font-size: var(--text-xs); color: var(--text-faint); }
.output-diff .add { color: var(--success); }
.output-diff .del { color: var(--danger); }
.output-actions { display: flex; gap: 3px; flex: none; }
.output-act {
  padding: 3px 7px;
  border-radius: var(--r-sm);
  border: 1px solid var(--border-strong);
  background: var(--glass-bg);
  font-size: var(--text-xs);
  color: var(--text-dim);
}
.output-act:hover { color: var(--text); background: var(--glass-bg-hover); }

/* 图片产物的缩略图画廊：图长什么样一眼可见，不必逐个点「查看」 */
.output-gallery {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: 8px;
  margin: 2px 0 4px;
}
.output-shot {
  display: flex;
  flex-direction: column;
  min-width: 0;
  border-radius: var(--r-md);
  border: 1px solid var(--border);
  background: var(--glass-bg);
  overflow: hidden;
  cursor: pointer;
  transition: border-color var(--dur), transform var(--dur);
}
.output-shot:hover {
  border-color: color-mix(in srgb, var(--color-accent) 40%, transparent);
  transform: translateY(-1px);
}
.output-thumb {
  display: block;
  width: 100%;
  height: 132px;
  object-fit: contain;
  background: rgba(0, 0, 0, 0.16);
}
:root[data-theme="light"] .output-thumb { background: rgba(0, 0, 0, 0.05); }
.output-thumb-fail {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 132px;
  font-size: var(--text-xs);
  color: var(--text-faint);
  background: rgba(0, 0, 0, 0.1);
}
.output-shot-meta {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 6px 7px;
  min-width: 0;
}
.output-shot-name {
  font-size: var(--text-xs);
  color: var(--text-dim);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.output-shot-actions { display: flex; gap: 4px; }

/* ── 完成回执 ───────────────────────────────────────────────── */
.receipt {
  display: flex;
  align-items: flex-start;
  gap: 9px;
  padding: 9px 12px;
  border-radius: var(--r-lg);
  border: 1px solid var(--border);
  background: var(--glass-bg);
  font-size: var(--text-xs);
  color: var(--text-dim);
}
.receipt[data-tone="ok"] { border-color: color-mix(in srgb, var(--success) 24%, transparent); }
.receipt[data-tone="warn"] { border-color: color-mix(in srgb, var(--color-warning) 30%, transparent); }
.receipt[data-tone="err"] { border-color: color-mix(in srgb, var(--danger) 30%, transparent); }
.receipt-icon {
  width: 18px; height: 18px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: none;
  font-size: 0.66rem;
  border: 1px solid var(--border-strong);
}
.receipt[data-tone="ok"] .receipt-icon { color: var(--success); border-color: color-mix(in srgb, var(--success) 40%, transparent); }
.receipt[data-tone="warn"] .receipt-icon { color: var(--color-warning); border-color: color-mix(in srgb, var(--color-warning) 40%, transparent); }
.receipt[data-tone="err"] .receipt-icon { color: var(--danger); border-color: color-mix(in srgb, var(--danger) 40%, transparent); }
.receipt-main { flex: 1; min-width: 0; display: flex; flex-direction: column; gap: 2px; }
.receipt-title { color: var(--text); font-size: var(--text-sm); font-weight: 550; }
.receipt-detail { line-height: 1.55; overflow-wrap: anywhere; }
.receipt-stats {
  flex: none;
  display: flex;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--text-faint);
  white-space: nowrap;
  padding-top: 2px;
}

/* 错误卡 */
.error-card {
  border-radius: var(--r-lg);
  border: 1px solid color-mix(in srgb, var(--danger) 34%, transparent);
  background: color-mix(in srgb, var(--danger) 7%, transparent);
  padding: 10px 12px;
  display: flex;
  flex-direction: column;
  gap: 5px;
}
.error-card .err-title { color: var(--danger); font-size: var(--text-sm); font-weight: 600; }
.error-card .err-detail { color: var(--text-dim); font-size: var(--text-xs); line-height: 1.6; overflow-wrap: anywhere; }
.error-card .err-actions { display: flex; gap: 6px; margin-top: 2px; }

/* 附件 chip */
.attach-chip {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  max-width: 220px;
  padding: 3px 8px;
  border-radius: var(--r-full);
  border: 1px solid var(--border-strong);
  background: var(--glass-bg);
  font-size: var(--text-xs);
  color: var(--text-dim);
}
.attach-chip .ac-name { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.attach-chip .ac-x { color: var(--text-faint); flex: none; }
.attach-chip .ac-x:hover { color: var(--danger); }

/* 空状态 */
.empty-state {
  max-width: 720px;
  margin: 7vh auto 0;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}
.empty-head {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 2px;
}
.empty-logo { width: 64px; height: 64px; }
.empty-name {
  font-size: 1.6rem;
  font-weight: 700;
  background: var(--accent-grad);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.empty-state h2 { font-size: var(--text-xl); font-weight: 600; }
/* 副标题与下方卡片同宽（700px = .empty-cards 的宽度）：两侧对齐，
   窗口变窄时跟着父容器收缩并自然换行，不再固定 430px 窄成一坨。 */
.empty-state p {
  color: var(--text-dim);
  font-size: var(--text-sm);
  line-height: 1.7;
  width: 100%;
  max-width: 700px;
}
/* 空态卡片（2026-10-23 恢复）：办公能力 / 方法技能。ecard 是裸 button，
   背景边框必须显式给（tokens 没重置 button 原生灰砖）。 */
.empty-cards {
  width: 100%;
  max-width: 700px;
  margin-top: 14px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  text-align: left;
}
.ecard-label {
  font-size: var(--text-xs);
  color: var(--text-faint);
  margin-bottom: 8px;
}
.ecard-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(190px, 1fr));
  gap: 8px;
}
.ecard {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 10px 12px;
  border-radius: var(--r-md);
  border: 1px solid var(--border);
  background: var(--glass-bg);
  text-align: left;
  cursor: pointer;
}
.ecard:hover { background: var(--glass-bg-hover); border-color: var(--border-strong); }
.ecard-project { background: var(--glass-bg-strong); border-color: var(--color-accent); }
.ecard-project .ecard-name { color: var(--color-accent); }
.ecard-name { font-size: var(--text-sm); font-weight: 600; color: var(--text); }
.ecard-desc {
  font-size: var(--text-xs);
  color: var(--text-dim);
  line-height: 1.55;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.ecard-go { font-size: var(--text-xs); color: var(--color-accent); }

/* 组头：左侧组名 + 右侧「全部 N 个 ›」。能力和技能会一直增加，首页只露
   前 7 个，其余从这个入口进完整面板（2026-10-23）。 */
.ecard-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  margin-bottom: 8px;
}
.ecard-head .ecard-label { margin-bottom: 0; }
.ecard-more {
  padding: 2px 6px;
  border-radius: var(--r-md);
  border: 1px solid transparent;
  background: transparent;
  color: var(--color-accent);
  font-size: var(--text-xs);
  cursor: pointer;
}
.ecard-more:hover { background: var(--glass-bg-hover); border-color: var(--border); }

/* 完整能力 / 技能面板：搜索 + 频次排序 */
.picker-search { width: 100%; margin-bottom: 10px; }
.picker-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 8px;
  max-height: 52vh;
  overflow-y: auto;
  padding-right: 4px;
}
.picker-item {
  display: flex;
  flex-direction: column;
  gap: 5px;
  padding: 10px 12px;
  border-radius: var(--r-md);
  border: 1px solid var(--border);
  background: var(--glass-bg);
  color: inherit;
  text-align: left;
  cursor: pointer;
}
.picker-item:hover { background: var(--glass-bg-hover); border-color: var(--border-strong); }
.picker-head { display: flex; align-items: center; gap: 6px; }
.picker-name { font-size: var(--text-sm); font-weight: 600; color: var(--text); }
.picker-badge {
  margin-left: auto;
  padding: 1px 6px;
  border-radius: var(--r-full);
  border: 1px solid var(--border);
  color: var(--text-faint);
  font-size: var(--text-xs);
  line-height: 1.6;
  white-space: nowrap;
}
.picker-badge.tool { color: var(--color-accent); border-color: var(--color-accent); }
.picker-desc {
  font-size: var(--text-xs);
  color: var(--text-dim);
  line-height: 1.55;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.picker-go { font-size: var(--text-xs); color: var(--color-accent); }
.picker-empty {
  padding: 18px 0;
  text-align: center;
  color: var(--text-faint);
  font-size: var(--text-sm);
}

/* 回到底部 */
.jump-latest {
  position: absolute;
  left: 50%;
  bottom: 14px;
  transform: translateX(-50%);
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 5px 12px;
  border-radius: var(--r-full);
  border: 1px solid var(--glass-border-strong);
  background: var(--glass-bg-strong);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  color: var(--text-dim);
  font-size: var(--text-xs);
  box-shadow: var(--shadow-sm);
  z-index: 8;
}
.jump-latest:hover { color: var(--text); }
.jump-arrow { color: var(--color-accent); }

/* ── 待处理（审批 / 提问）─────────────────────────────────── */
.attention-dock {
  flex: none;
  padding: 0 14px;
  max-width: 888px;
  width: 100%;
  margin: 0 auto;
}
.attention-stack { display: flex; flex-direction: column; gap: 6px; padding: 6px 0; }
.attention-card {
  border-radius: var(--r-lg);
  border: 1px solid color-mix(in srgb, var(--color-warning) 34%, transparent);
  background: color-mix(in srgb, var(--color-warning) 6%, var(--surface-2));
  box-shadow: 0 6px 22px rgba(0, 0, 0, 0.22);
  padding: 10px 12px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  animation: attention-in var(--dur-slow) var(--ease-out) both;
}
@keyframes attention-in {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}
.attention-card.danger { border-color: color-mix(in srgb, var(--danger) 42%, transparent); background: color-mix(in srgb, var(--danger) 7%, var(--surface-2)); }
.att-head { display: flex; align-items: center; gap: 8px; }
.att-tag {
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--color-warning);
  border: 1px solid color-mix(in srgb, var(--color-warning) 40%, transparent);
  border-radius: var(--r-full);
  padding: 2px 7px;
  flex: none;
}
.attention-card.danger .att-tag { color: var(--danger); border-color: color-mix(in srgb, var(--danger) 45%, transparent); }
.att-title { font-size: var(--text-sm); font-weight: 600; color: var(--text); flex: 1; min-width: 0; }
.att-body { font-size: var(--text-xs); color: var(--text-dim); line-height: 1.6; overflow-wrap: anywhere; }
.att-code {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  padding: 6px 8px;
  border-radius: var(--r-sm);
  background: rgba(0, 0, 0, 0.24);
  border: 1px solid var(--border);
  color: var(--text);
  white-space: pre-wrap;
  overflow-wrap: anywhere;
  max-height: 120px;
  overflow: auto;
}
:root[data-theme="light"] .att-code { background: rgba(0, 0, 0, 0.05); }
.att-actions { display: flex; flex-wrap: wrap; gap: 6px; }
.att-btn {
  padding: 5px 11px;
  border-radius: var(--r-md);
  border: 1px solid var(--border-strong);
  background: var(--glass-bg);
  color: var(--text-dim);
  font-size: var(--text-xs);
  white-space: nowrap;
}
.att-btn:hover { background: var(--glass-bg-hover); color: var(--text); }
.att-btn.primary {
  border-color: color-mix(in srgb, var(--color-accent) 55%, transparent);
  background: var(--accent-grad);
  color: #241a05;
  font-weight: 600;
}
.att-btn.primary:hover { filter: brightness(1.05); }
.att-btn.danger {
  border-color: color-mix(in srgb, var(--danger) 45%, transparent);
  color: var(--danger);
}
.att-btn.danger:hover { background: color-mix(in srgb, var(--danger) 12%, transparent); }
.att-btn:disabled { opacity: 0.45; cursor: default; }

.att-options { display: flex; flex-wrap: wrap; gap: 5px; }
.att-option {
  padding: 5px 10px;
  border-radius: var(--r-full);
  border: 1px solid var(--border-strong);
  background: var(--glass-bg);
  color: var(--text-dim);
  font-size: var(--text-xs);
}
.att-option.selected { border-color: var(--color-accent); color: var(--text); background: color-mix(in srgb, var(--color-accent) 12%, transparent); }

/* ── 输入区 ─────────────────────────────────────────────────── */
.composer {
  flex: none;
  padding: 8px 14px 10px;
  border-top: 1px solid var(--divider);
  background: linear-gradient(to top, rgba(0, 0, 0, 0.14), transparent);
  display: flex;
  flex-direction: column;
  gap: 6px;
  max-width: 888px;
  width: 100%;
  margin: 0 auto;
}
:root[data-theme="light"] .composer { background: linear-gradient(to top, rgba(255, 255, 255, 0.2), transparent); }

.composer-box {
  border-radius: var(--r-xl);
  border: 1px solid var(--glass-border-strong);
  background: var(--glass-bg-strong);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  box-shadow: var(--shadow-sm);
  transition: border-color var(--dur), box-shadow var(--dur);
  display: flex;
  flex-direction: column;
  padding: 4px 6px 5px 10px;
}
.composer-box:focus-within {
  border-color: color-mix(in srgb, var(--color-accent) 55%, var(--glass-border-strong));
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--color-accent) 10%, transparent), var(--shadow-sm);
}
.composer-box.drag-over {
  border-color: var(--color-accent);
  background: color-mix(in srgb, var(--color-accent) 8%, var(--glass-bg-strong));
}
#composer-input {
  width: 100%;
  border: 0;
  outline: 0;
  resize: none;
  background: transparent;
  color: var(--text);
  font-family: inherit;
  font-size: var(--text-base);
  line-height: 1.6;
  max-height: 220px;
  padding: 6px 2px 2px;
}
#composer-input::placeholder { color: var(--text-faint); }

.composer-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding-top: 2px;
}
.composer-left, .composer-right { display: flex; align-items: center; gap: 8px; }
.composer-left { flex: 1; min-width: 0; }
.composer-hint {
  font-size: var(--text-xs);
  color: var(--text-faint);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.queue-hint { font-size: var(--text-xs); color: var(--color-warning); white-space: nowrap; }

.btn-send {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  height: 30px;
  padding: 0 12px;
  border-radius: var(--r-lg);
  border: 1px solid color-mix(in srgb, var(--color-accent) 60%, transparent);
  background: var(--accent-grad);
  color: #241a05;
  font-size: var(--text-xs);
  font-weight: 650;
  transition: filter var(--dur-fast), transform var(--dur-fast), opacity var(--dur-fast);
}
.btn-send:hover:not(:disabled) { filter: brightness(1.06); }
.btn-send:active:not(:disabled) { transform: scale(0.98); }
.btn-send:disabled {
  opacity: 0.4;
  cursor: default;
  filter: saturate(0.5);
}
.send-key { font-family: var(--font-mono); font-size: var(--text-xs); opacity: 0.72; }
.btn-stop {
  display: inline-flex;
  align-items: center;
  height: 30px;
  padding: 0 11px;
  border-radius: var(--r-lg);
  border: 1px solid color-mix(in srgb, var(--danger) 45%, transparent);
  background: color-mix(in srgb, var(--danger) 9%, transparent);
  color: var(--danger);
  font-size: var(--text-xs);
}
.btn-stop:hover { background: color-mix(in srgb, var(--danger) 16%, transparent); }

.attach-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 5px;
  padding: 0 2px;
}
.composer-meta {
  min-height: 14px;
  font-size: var(--text-xs);
  color: var(--text-faint);
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 0 2px;
}
.composer-meta:empty { display: none; }

/* ── 右侧运行详情 ───────────────────────────────────────────── */
.inspector {
  width: 288px;
  display: flex;
  flex-direction: column;
  border-radius: var(--r-xl);
  border: 1px solid var(--glass-border);
  background: var(--glass-bg);
  backdrop-filter: blur(var(--glass-blur)) saturate(1.15);
  -webkit-backdrop-filter: blur(var(--glass-blur)) saturate(1.15);
  box-shadow: var(--glass-shadow), var(--glass-inner-glow);
  overflow: hidden;
}
.insp-head {
  flex: none;
  height: 44px;
  display: flex;
  align-items: center;
  padding: 0 8px 0 13px;
  border-bottom: 1px solid var(--divider);
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--text-dim);
}
.insp-head span { flex: 1; }
.insp-body {
  flex: 1;
  min-height: 0;
  overflow-y: auto;
  padding: 12px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.insp-section {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--divider);
}
.insp-section:last-child { border-bottom: 0; }
.insp-title {
  font-size: var(--text-xs);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-faint);
}
.insp-kv { display: flex; align-items: baseline; gap: 8px; font-size: var(--text-xs); }
.insp-kv dt { color: var(--text-faint); flex: none; min-width: 62px; }
.insp-kv dd { color: var(--text-dim); min-width: 0; overflow-wrap: anywhere; font-family: var(--font-mono); font-size: var(--text-xs); }
.insp-row { display: flex; align-items: center; gap: 8px; font-size: var(--text-xs); color: var(--text-dim); }
.insp-row .insp-label { flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.insp-row .insp-value { flex: none; font-family: var(--font-mono); font-size: var(--text-xs); color: var(--text-faint); }
.insp-meter {
  height: 4px;
  border-radius: 2px;
  background: var(--border-strong);
  overflow: hidden;
}
.insp-meter > i { display: block; height: 100%; background: var(--accent-grad); }
.insp-empty { color: var(--text-faint); font-size: var(--text-xs); line-height: 1.6; }
.insp-note { margin-top: 6px; color: var(--text-faint); font-size: var(--text-xs); line-height: 1.5; }

/* 本轮用量脚注（2026-10-24）：回放轮没有 receipt，token / 费用只能靠它。
 * 安静地缩在回答末尾，不跟正文抢视觉焦点。 */
.turn-usage {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 4px;
  padding-left: 2px;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--text-faint);
  user-select: none;
}
.turn-usage-cost { color: var(--text-dim); }

/* ── 弹层 ───────────────────────────────────────────────────── */
.dialog-backdrop {
  position: fixed;
  inset: 0;
  z-index: 90;
  background: rgba(0, 0, 0, 0.42);
  backdrop-filter: blur(3px);
  -webkit-backdrop-filter: blur(3px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}
.dialog {
  width: min(560px, 100%);
  max-height: min(80vh, 680px);
  overflow: auto;
  border-radius: var(--r-xl);
  border: 1px solid var(--glass-border-strong);
  background: var(--surface-elevated);
  box-shadow: var(--shadow-xl);
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.dialog h3 { font-size: var(--text-lg); font-weight: 600; }
.dialog .dlg-sub { color: var(--text-dim); font-size: var(--text-sm); line-height: 1.6; }
.preview-stage {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: 8px;
  min-height: 72px;
  min-width: 0;
}
.preview-fail {
  color: var(--danger);
  font-size: var(--text-sm);
  line-height: 1.6;
  overflow-wrap: anywhere;
}
.dlg-list { display: flex; flex-direction: column; gap: 6px; max-height: 54vh; overflow-y: auto; }
.dlg-item {
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 9px 10px;
  border-radius: var(--r-md);
  border: 1px solid var(--border);
  background: var(--glass-bg);
  width: 100%;
  color: var(--text-dim);
  font-size: var(--text-sm);
}
.dlg-item:hover { border-color: var(--border-strong); color: var(--text); }
.dlg-item.active { border-color: var(--color-accent); color: var(--text); }
.dlg-item .dlg-name { flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.dlg-item .dlg-meta { font-size: var(--text-xs); color: var(--text-faint); }
.dlg-actions { display: flex; justify-content: flex-end; gap: 8px; }
.dlg-att-row {
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 9px 10px;
  border-radius: var(--r-md);
  border: 1px solid var(--border);
  background: var(--glass-bg);
}
.dlg-att-row .da-kind {
  flex: none;
  padding: 2px 7px;
  border-radius: var(--r-full);
  border: 1px solid color-mix(in srgb, var(--color-warning) 35%, transparent);
  color: var(--color-warning);
  font-size: var(--text-xs);
  white-space: nowrap;
}
.dlg-att-row .da-main { flex: 1; min-width: 0; }
.dlg-att-row .da-name {
  font-size: var(--text-sm);
  color: var(--text);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.dlg-att-row .da-meta {
  font-size: var(--text-xs);
  color: var(--text-faint);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.dlg-input {
  width: 100%;
  padding: 8px 10px;
  border-radius: var(--r-md);
  border: 1px solid var(--border-strong);
  background: var(--glass-bg);
  color: var(--text);
  font: inherit;
  font-size: var(--text-sm);
  outline: 0;
}
.dlg-input:focus { border-color: var(--color-accent); }

.toast {
  position: fixed;
  left: 50%;
  bottom: 26px;
  transform: translate(-50%, 12px);
  z-index: 120;
  max-width: min(520px, 90vw);
  padding: 8px 14px;
  border-radius: var(--r-full);
  border: 1px solid var(--glass-border-strong);
  background: var(--surface-elevated);
  color: var(--text);
  font-size: var(--text-xs);
  box-shadow: var(--shadow-lg);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--dur), transform var(--dur) var(--ease);
}
.toast.show { opacity: 1; transform: translate(-50%, 0); }
.toast[data-tone="error"] { border-color: color-mix(in srgb, var(--danger) 45%, transparent); color: var(--danger); }
/* toast 是 pointer-events:none 的胶囊，按钮要单独把事件打开 */
.toast .toast-report {
  pointer-events: auto;
  margin-left: 10px;
  padding: 2px 10px;
  border-radius: var(--r-full);
  border: 1px solid color-mix(in srgb, var(--danger) 45%, transparent);
  background: color-mix(in srgb, var(--danger) 12%, transparent);
  color: inherit;
  font: inherit;
  font-size: inherit;
  cursor: pointer;
}
.toast .toast-report:hover { background: color-mix(in srgb, var(--danger) 22%, transparent); }

/* ── 动画 ───────────────────────────────────────────────────── */
@keyframes pulse-dot {
  0% { box-shadow: 0 0 0 0 color-mix(in srgb, var(--user) 45%, transparent); }
  70% { box-shadow: 0 0 0 6px transparent; }
  100% { box-shadow: 0 0 0 0 transparent; }
}

.noscript {
  position: fixed;
  inset: 0;
  display: grid;
  place-items: center;
  color: var(--text-dim);
}

/* ── 响应式 ─────────────────────────────────────────────────── */
@container (max-width: 520px) {
  .topbar { height: auto; min-height: 54px; flex-wrap: wrap; padding-block: 8px; }
  .crumbs { flex-basis: 100%; }
  .topbar-actions { min-width: 0; max-width: 100%; flex-wrap: wrap; }
}

@media (max-width: 860px) {
  body.app-body { padding: 0; }
  .app-shell { gap: 0; grid-template-columns: minmax(0, 1fr); }
  .inspector { position: absolute; right: 10px; top: 10px; bottom: 10px; z-index: 30; width: min(300px, calc(100% - 20px)); }
  .rail {
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    z-index: 40;
    width: min(300px, 84vw);
    border-radius: 0 var(--r-xl) var(--r-xl) 0;
    transform: translateX(-102%);
    transition: transform var(--dur-slow) var(--ease);
  }
  .rail.mobile-open { transform: translateX(0); }
  .rail.collapsed { width: min(300px, 84vw); }
  .rail.collapsed .brand-text,
  .rail.collapsed .brand-sub,
  .rail.collapsed .rail-label,
  .rail.collapsed .new-thread-kbd,
  .rail.collapsed .rail-search,
  .rail.collapsed .tgroup-head,
  .rail.collapsed .titem-title,
  .rail.collapsed .titem-meta,
  .rail.collapsed .user-meta,
  .rail.collapsed .conn-text,
  .rail.collapsed .rail-nav-item span { display: initial; }
  .rail.collapsed .rail-head,
  .rail.collapsed .brand,
  .rail.collapsed .new-thread,
  .rail.collapsed .titem,
  .rail.collapsed .user-chip { justify-content: flex-start; }
  .rail.collapsed .rail-search { display: flex; }
  .rail.collapsed .rail-head { padding: 0 4px 2px; }
  .rail.collapsed .rail-nav { flex-direction: row; flex-wrap: wrap; }
  .rail.collapsed .rail-nav-item { flex: 1 1 calc(33.333% - 4px); width: auto; }
  .rail.collapsed .titem .titem-title {
    display: block;
    flex: 1;
    width: auto;
    height: auto;
    line-height: inherit;
    font-size: var(--text-xs);
    text-align: left;
    background: none;
  }
  .rail.collapsed .user-chip .icon-btn { display: inline-flex; }
  .rail.collapsed .conn { justify-content: flex-start; padding: 2px 8px 0; }
  .rail-collapse { display: none; }
  .rail-open { display: inline-flex; }
  .workspace { border-radius: 0; border-left: 0; border-right: 0; }
  .rail-scrim {
    position: absolute;
    inset: 0;
    z-index: 35;
    background: rgba(0, 0, 0, 0.4);
  }
  .topbar { padding: 0 9px; gap: 7px; }
  .pick-label { display: none; }
  .pick select { max-width: 96px; }
  .stream { padding: 0 12px; }
  .turns { padding-bottom: 18px; gap: 20px; }
  .msg-user { max-width: 90%; }
  .attention-dock, .composer { padding-left: 10px; padding-right: 10px; }
  .thread-title { font-size: var(--text-sm); }
  .crumb-project { max-width: 120px; }
}

@media (max-width: 520px) {
  .topbar-actions .pick { display: none; }
  .composer-hint { display: none; }
  .state-chip { display: none; }
  .receipt-stats { display: none; }
}

/* ── 功能页覆盖层（技能 / 项目 / 设置）──────────────────────
 * 新壳只负责承载，页面内容复用 views/ 下的既有模块 ——
 * 设置页九个分页是真实配置表单，重写一遍只会制造两套不一致。 */
.view-layer {
  position: absolute;
  inset: 0;
  z-index: 30;
  display: flex;
  flex-direction: column;
  min-height: 0;
  background: var(--bg);
}
.view-layer[hidden] { display: none; }
.view-head {
  flex: 0 0 auto;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 12px;
  border-bottom: 1px solid var(--border);
  background: var(--surface);
}
.view-title {
  margin: 0;
  font-size: var(--text-base);
  font-weight: 600;
  color: var(--text);
}
.view-layer-body {
  flex: 1;
  min-height: 0;
  display: flex;
  flex-direction: column;
}
.view-layer-body > .view { flex: 1; min-height: 0; }

/* ── 一步一步引导（图片设计内嵌 + 办公/技能弹层）────────────── */
.flow-host {
  border: 1px solid var(--glass-border-strong);
  border-radius: var(--r-xl);
  background: var(--surface-elevated);
  box-shadow: var(--shadow-sm);
  padding: 10px 12px;
  max-height: 56vh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}
.flow-host[hidden] { display: none; }
.flow-host .gf-head { flex: none; }
.flow-host .pf-bar {
  border: 0;
  background: transparent;
  padding: 0;
  min-height: 0;
  display: flex;
  flex-direction: column;
}
.flow-host .pf-bar > .pf-rail { flex: none; }
/* 内容滚动、操作栏常驻：风格有 10 项时「下一步」不能被挤出可视区。 */
.flow-host .pf-bar > .pf-foot {
  flex: 1 1 auto;
  min-height: 0;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  flex-wrap: nowrap;
  align-items: stretch;
}
/* 列布局下 `.pf-form` / `.pf-layout` 上的 `flex: 1 0 100%`（原本按行布局写的）
   会变成「高度占满一屏」，把后面的区块顶到看不见的地方。按自身高度排。 */
.flow-host .pf-bar > .pf-foot > .pf-form,
.flow-host .pf-bar > .pf-foot > .pf-layout,
.flow-host .pf-bar > .pf-foot > .pf-qr {
  flex: 0 0 auto;
}
.flow-host .pf-bar > .pf-acts {
  flex: none;
  margin-top: 8px;
  padding-top: 8px;
  border-top: 1px solid var(--border);
}
.gf-head {
  display: flex;
  align-items: baseline;
  gap: 8px;
  margin-bottom: 8px;
}
.gf-title { font-weight: 600; color: var(--text); }
.gf-sub { flex: 1; min-width: 0; font-size: var(--text-sm); color: var(--text-dim); }
.gf-close { margin-left: auto; flex: none; }

.dialog .pf-rail { margin: 2px 0 6px; }
.dialog .pf-form { max-height: 46vh; }
.wf-opts { display: flex; flex-direction: column; gap: 6px; margin-top: 6px; }
.pf-form-2col > .wf-opts { display: contents; }
.wf-back { color: var(--text-dim); }
.wf-skip { color: var(--text-dim); }
.gf-upload {
  border: 1px dashed var(--border);
  border-radius: var(--radius-sm);
  padding: 10px;
  margin-bottom: 8px;
}
/* 搜索向导第一步的「你常看」：习惯只在有数据时出现，所以整行要能整块消失。 */
.gf-habit {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  margin-bottom: 10px;
  font-size: var(--text-xs);
  color: var(--text-faint);
}
.gf-habit-label { color: var(--text-dim); }
.gf-habit-chip {
  padding: 1px 7px;
  border: 1px solid var(--glass-border);
  border-radius: var(--r-full);
  background: var(--glass-bg);
  color: var(--text-dim);
}
.gf-file-input { font-size: var(--text-sm); color: var(--text-dim); }
.gf-file {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 8px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--bg);
}
.gf-file-name { flex: 1; min-width: 0; font-size: var(--text-sm); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.gf-file-x {
  flex: none;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text-dim);
  border-radius: 6px;
  cursor: pointer;
  padding: 0 8px;
}
.flow-host .pf-form { max-height: none; }