/* GenericAgent 桌面版 — 界面骨架 mockup
   仅布局与视觉占位。所有颜色均走 CSS 变量，主题可整体切换（无硬编码颜色）。 */

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

/* —— 全局滚动条 —— */
::-webkit-scrollbar{ width:6px; height:6px; }
::-webkit-scrollbar-track{ background:transparent; }
::-webkit-scrollbar-thumb{
  background:var(--line);
  border-radius:0;
}
::-webkit-scrollbar-thumb:hover{ background:var(--line-strong); }
::-webkit-scrollbar-corner{ background:transparent; }

:root{
  --font-ui:-apple-system,BlinkMacSystemFont,"Segoe UI Variable","Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei UI","Microsoft YaHei",system-ui,sans-serif;
  --font-brand:"GA Azonix",var(--font-ui);
  --font-title-en:"GA Lexend",var(--font-ui);
  --font-body-en:"GA Noto Sans",var(--font-ui);
  --font-config-mono:"GA JetBrains Mono",ui-monospace,"SFMono-Regular",Menlo,Monaco,Consolas,"Liberation Mono","Courier New",monospace;
  --font-num:var(--font-config-mono);
  --font-num-variant:lining-nums tabular-nums;
  --chat-col-w:760px;
  /* —— 基础面 —— */
  --bg-base:#f4f5f7;
  --bg:var(--bg-base);
  --panel:#ffffff;
  --card:#ffffff;
  --field-bg:#fafbfc;
  --line-base:#e9eaee;
  --line:var(--line-base);
  --line-soft-base:#f0f1f4;
  --line-soft:var(--line-soft-base);
  --line-strong:#d4d8e0;    /* hover 描边 */
  --hover-2:#eceef2;        /* 次级 hover 底 */
  --hover-dim:#0000000f;

  /* —— 文字 —— */
  --txt:#1f2430;
  --txt-strong:#3b414f;     /* 标题 */
  --txt-2:#4a4f5c;          /* 常规可点文字 */
  --txt-3:#5b6170;
  --muted:#8a90a0;
  --muted2:#aab0be;
  --placeholder:#c4cad6;
  --icon:#6b7180;
  --on-accent:#ffffff;      /* 彩色底上的字/图标 */

  /* —— 强调色（主题主色，切主题主要改这组）—— */
  --accent:#1f6f53;
  --accent-bg:#e7f2ed;
  --accent-soft:#f1f8f4;
  /* 向后兼容别名：旧代码 / 未合并分支(如 PR#1)仍用 --blue*，全部迁到 --accent* 后可删 */
  --blue:var(--accent); --blue-bg:var(--accent-bg); --blue-soft:var(--accent-soft);

  /* —— 品牌徽标渐变 —— */
  --brand1:#ffb35c;
  --brand2:#ff7a59;

  /* —— 配置弹窗：主题色板（mac 8 色）—— */
  --swatch-1:#1f6f53;
  --swatch-2:#7c5cff;
  --swatch-3:#007aff;
  --swatch-4:#ff7a59;
  --swatch-5:#ff2d55;
  --swatch-6:#ff3b30;
  --swatch-7:#ffcc00;
  --swatch-8:#8e8e93;

  /* —— 状态：成功 / 危险 / 关闭 —— */
  --ok:#39a85a;
  --ok-strong:#2f9e54;
  --ok-bg:#e9f7ee;
  --ok-ring:#39a85a33;
  --danger:#d64545;
  --danger-dot:#e23b3b;
  --danger-text:#d3514f;
  --danger-bg:#fdeceb;
  --danger-ring:#e23b3b38;
  --success:var(--ok-strong);
  --success-bg:var(--ok-bg);
  --success-ring:var(--ok-ring);
  --off-bg:#eef0f3;
  --switch-off:#cfd4de;
  --dot-idle:#c2c7d0;

  /* —— 外观切换页的样本色（不跟随当前主题，固定为 light/dark 实际配色） —— */
  --sample-light-bg:#f4f5f7;
  --sample-light-panel:#ffffff;
  --sample-light-line:#e9eaee;
  --sample-dark-bg:#161b22;
  --sample-dark-panel:#21262d;
  --sample-dark-line:#484f58;

  /* —— 阴影 / 遮罩 —— */
  --overlay:#14192861;
  --shadow:0 1px 2px #1419280a, 0 8px 24px #1419280d;
  --shadow-pop:0 8px 24px #14192829;
  --shadow-modal:0 18px 50px #14192847;

  --radius:4px; --radius-sm:2px;
  font-family:var(--font-body-en);
  /* —— 折叠块 —— */
  --fold-thinking-border:#d4c090;
  --fold-thinking-bg:#fefbf3;
  --fold-tool-border:#90b8d4;
  --fold-tool-bg:#f3f8fe;
  --fold-result-border:#a0d4a0;
  --fold-result-bg:#f4fdf4;
  --fold-turn-border:var(--line);
  --fold-turn-bg:var(--field-bg);
  --fold-retry-border:var(--line-soft);
  --fold-retry-bg:transparent;
}

/* —— 主题色板（素色：仅 accent 浅底）—— */
html[data-theme]{
  --accent-bg:color-mix(in srgb, var(--accent) 14%, var(--panel));
  --accent-soft:color-mix(in srgb, var(--accent) 7%, var(--panel));
  --brand1:color-mix(in srgb, var(--accent) 40%, #ffc978);
  --brand2:var(--accent);
}
html[data-theme="7"]{ --on-accent:#1f2430; }
html[data-theme="8"]{ --on-accent:#ffffff; }

/* —— 外观：浅色（accent 轻 tint 页面/边框）—— */
html[data-appearance="light"]:not([data-plain="1"])[data-theme]{
  --accent-bg:color-mix(in srgb, var(--accent) 20%, var(--panel));
  --accent-soft:color-mix(in srgb, var(--accent) 11%, var(--panel));
  --bg:color-mix(in srgb, var(--accent) 7%, var(--bg-base));
  --line:color-mix(in srgb, var(--accent) 16%, var(--line-base));
  --line-soft:color-mix(in srgb, var(--accent) 10%, var(--line-soft-base));
}

/* —— 外观：深色 —— */
html[data-appearance="dark"]{
  --swatch-7:#ffd60a;
  --swatch-8:#e6edf3;
  --bg-base:#161b22;
  --bg:#161b22;
  --panel:#21262d;
  --card:#21262d;
  --field-bg:#161b22;
  --line-base:#484f58;
  --line:#484f58;
  --line-soft-base:#30363d;
  --line-soft:#30363d;
  --line-strong:#656d76;
  --hover-2:#30363d;
  --hover-dim:#ffffff0f;
  --txt:#e6edf3;
  --txt-strong:#ffffff;
  --txt-2:#c9d1d9;
  --txt-3:#afb8c1;
  --muted:#7d8590;
  --muted2:#656d76;
  --placeholder:#656d76;
  --icon:#7d8590;
  --off-bg:#30363d;
  --switch-off:#656d76;
  --dot-idle:#656d76;
  --ok:#3fb950;
  --ok-strong:#46c35a;
  --ok-bg:#12261e;
  --ok-ring:#3fb95033;
  --danger:#f85149;
  --danger-dot:#f85149;
  --danger-text:#ff7b72;
  --danger-bg:#2d1515;
  --danger-ring:#f8514938;
  --overlay:#010409a6;
  --shadow:0 1px 2px #01040966, 0 8px 24px #01040966;
  --shadow-pop:0 8px 24px #01040999;
  --shadow-modal:0 18px 50px #010409cc;
  /* —— 折叠块（dark 覆盖） —— */
  --fold-thinking-border:#6b5b30;
  --fold-thinking-bg:#2a2418;
  --fold-tool-border:#3a5066;
  --fold-tool-bg:#16202b;
  --fold-result-border:#3f6647;
  --fold-result-bg:#15241a;
}
html[data-appearance="dark"][data-theme]{
  --accent-bg:color-mix(in srgb, var(--accent) 22%, var(--panel));
  --accent-soft:color-mix(in srgb, var(--accent) 12%, var(--panel));
}
html[data-appearance="dark"][data-theme="7"],
html[data-appearance="dark"][data-theme="7"],
html[data-appearance="dark"][data-theme="8"]{ --on-accent:#161b22; }

html,body{ height:100%; }
html{ --chat-font:14px; }
body{ background:var(--bg); color:var(--txt); font-size:13px; overflow:hidden; font-family:var(--font-body-en); }

#app{
  width:100vw; height:100vh; background:var(--bg);
  overflow:hidden; display:flex; flex-direction:column;
}

/* ---- 弹窗（添加模型 / 配置）---- */
.chip.add-model{ padding:5px 8px; }
.modal{ position:fixed; inset:0; z-index:500; display:flex; align-items:center; justify-content:center; }
.modal[hidden]{ display:none; }
/* 添加模型是从「配置」里二级弹出，需盖在配置之上 */
#add-model-modal{ z-index:600; }
.modal-backdrop{ position:absolute; inset:0; background:var(--overlay); }
.modal-card{
  position:relative; width:420px; max-width:92vw; max-height:86vh; overflow:hidden;
  background:var(--panel); border:1px solid var(--line); border-radius:6px;
  box-shadow:var(--shadow-modal); display:flex; flex-direction:column;
}
/* 弹出动画 */
@keyframes modalBgIn{ from{ opacity:0 } to{ opacity:1 } }
@keyframes modalCardIn{
  from{ opacity:0; transform:translateY(10px) scale(.96); }
  to{ opacity:1; transform:none; }
}
.modal:not([hidden]) .modal-backdrop{ animation:modalBgIn .15s ease-out; }
.modal:not([hidden]) .modal-card{ animation:modalCardIn .18s cubic-bezier(.2,.7,.3,1); }

.modal-head{
  display:flex; align-items:center; justify-content:space-between;
  padding:16px 18px; border-bottom:1px solid var(--line-soft);
}
.modal-title{ font-size:15px; font-weight:700; color:var(--txt-strong); }
.modal-x{
  width:28px; height:28px; border:none; background:transparent; cursor:pointer;
  color:var(--muted); border-radius:4px; display:flex; align-items:center; justify-content:center;
}
.modal-x svg{ width:16px; height:16px; }
.modal-x:hover{ background:var(--line-soft); }
.modal-body{ flex:1; min-height:340px; overflow:auto; }

/* 配置弹窗内的骨架控件（未实现逻辑）*/
.set-body{ min-height:0; padding:18px; display:flex; flex-direction:column; gap:22px; }
.set-block{ display:flex; flex-direction:column; gap:0; }
.preset-pop{ min-height:0; padding:18px; display:flex; flex-direction:column; gap:14px; }
.set-sec-t{ font-size:12px; font-weight:700; color:var(--txt-2); margin-bottom:10px; }

/* 外观：mac 式预览卡片 */
.appear-cards{ display:grid; grid-template-columns:1fr 1fr; gap:10px; }
.appear-card{
  display:flex; flex-direction:column; align-items:center; gap:8px;
  padding:10px 8px 9px; border:2px solid var(--line); border-radius:4px;
  background:var(--field-bg); cursor:pointer; font-family:inherit; transition:.15s;
}
.appear-card:hover{ border-color:var(--line-strong); background:var(--line-soft); }
.appear-card.sel{
  border-color:var(--accent); background:var(--accent-bg);
  box-shadow:0 0 0 1px color-mix(in srgb, var(--accent) 25%, transparent);
}
.appear-preview{
  width:100%; height:44px; border-radius:4px; border:1px solid var(--line);
  position:relative; overflow:hidden;
}
.appear-preview-light{
  background:linear-gradient(180deg, var(--sample-light-bg) 0%, var(--sample-light-bg) 42%, var(--sample-light-panel) 42%, var(--sample-light-panel) 100%);
}
.appear-preview-light::after{
  content:''; position:absolute; left:10%; top:52%; width:55%; height:7px;
  border-radius:4px; background:var(--sample-light-line);
}
.appear-preview-dark{
  background:linear-gradient(180deg, var(--sample-dark-bg) 0%, var(--sample-dark-bg) 42%, var(--sample-dark-panel) 42%, var(--sample-dark-panel) 100%);
  border-color:var(--sample-dark-line);
}
.appear-preview-dark::after{
  content:''; position:absolute; left:10%; top:52%; width:55%; height:7px;
  border-radius:4px; background:var(--sample-dark-line);
}
.appear-name{ font-size:12px; font-weight:600; color:var(--txt-2); font-family:var(--font-title-en); }
.appear-card.sel .appear-name{ color:var(--accent); }

/* 素色：mac/iOS 设置行 + Toggle Switch */
.set-toggle-row{
  display:flex; align-items:center; justify-content:space-between; gap:12px;
  margin-top:10px; padding:10px 12px;
  border:1px solid var(--line); border-radius:4px; background:var(--field-bg);
}
.set-toggle-row[hidden]{ display:none; }
.set-toggle-label{ font-size:13px; font-weight:600; color:var(--txt-2); font-family:var(--font-title-en); }
.set-switch{
  position:relative; flex:0 0 auto; width:44px; height:26px;
  border:none; border-radius:999px; background:var(--switch-off);
  cursor:pointer; transition:background .2s; padding:0;
}
.set-switch[aria-checked="true"]{ background:var(--accent); }
.set-switch-knob{
  position:absolute; top:2px; left:2px; width:22px; height:22px;
  border-radius:50%; background:var(--card);
  box-shadow:0 1px 3px var(--hover-dim); transition:transform .2s;
}
.set-switch[aria-checked="true"] .set-switch-knob{ transform:translateX(18px); }
.set-switch:focus-visible{ outline:2px solid var(--accent); outline-offset:2px; }

.lang-list{ margin-bottom:0; }

.chat-font-panel{
  display:grid; grid-template-columns:1fr auto; grid-template-rows:auto auto;
  column-gap:14px; row-gap:6px; align-items:center;
  padding:12px 14px; border:1px solid var(--line); border-radius:4px;
  background:var(--field-bg);
}
.chat-font-stepper{ grid-column:1; grid-row:1; cursor:pointer; touch-action:none; border-radius:4px; }
.chat-font-value{
  grid-column:2; grid-row:1 / 3; align-self:center;
  font-size:13px; font-weight:600; color:var(--txt-strong);
  font-variant-numeric:var(--font-num-variant); text-align:right; line-height:1;
  padding-left:14px; border-left:1px solid var(--line); min-width:42px;
}
.chat-font-scale{ grid-column:1; grid-row:2; }
.chat-font-stepper:focus{ outline:none; }
.chat-font-stepper:focus-visible{
  outline:2px solid var(--accent); outline-offset:2px;
}
.chat-font-segments{
  display:grid; grid-template-columns:repeat(11, 1fr); gap:3px;
}
.chat-font-seg{
  height:7px; border:none; padding:0; margin:0; border-radius:2px;
  background:var(--line); cursor:pointer;
  transition:background .12s;
}
.chat-font-seg.on{ background:color-mix(in srgb, var(--accent) 55%, var(--line)); }
.chat-font-seg.cur{ background:var(--accent); }
.chat-font-seg:hover{ background:color-mix(in srgb, var(--accent) 35%, var(--line)); }
.chat-font-seg.on:hover{ background:color-mix(in srgb, var(--accent) 55%, var(--line)); }
.chat-font-seg.cur:hover{ background:var(--accent); }
.chat-font-scale{
  display:grid; grid-template-columns:repeat(11, 1fr); gap:3px;
  font-size:11px; line-height:1; color:var(--muted);
  font-family:var(--font-num); font-variant-numeric:var(--font-num-variant);
}
.chat-font-scale-min{ grid-column:1; justify-self:start; }
.chat-font-scale-max{ grid-column:11; justify-self:end; }

/* 颜色：mac 式 4×2 色盘 */
.color-grid{
  display:grid; grid-template-columns:repeat(4, 1fr); gap:12px 10px;
  justify-items:center; max-width:220px;
}
.swatch{
  position:relative; width:32px; height:32px; border-radius:50%; cursor:pointer;
  background:var(--swatch-color, var(--swatch-1));
  border:2px solid color-mix(in srgb, var(--panel) 70%, transparent);
  box-shadow:0 1px 2px var(--hover-dim);
  transition:transform .12s, box-shadow .12s;
}
.swatch:hover{ transform:scale(1.08); }
.swatch:focus-visible{ outline:2px solid var(--accent); outline-offset:2px; }
.swatch.sel{
  box-shadow:0 0 0 2px var(--panel), 0 0 0 4px var(--accent);
  transform:scale(1.04);
}
.swatch.sel::after{
  content:''; position:absolute; inset:0; border-radius:50%;
  background:center/14px no-repeat url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'/%3E%3C/svg%3E");
}
html[data-theme="7"] .swatch[data-theme="7"].sel::after,
html[data-appearance="dark"] .swatch[data-theme="8"].sel::after{
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%231f2430' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'/%3E%3C/svg%3E");
}
.swatch[data-theme="1"]{ --swatch-color:var(--swatch-1); }
.swatch[data-theme="2"]{ --swatch-color:var(--swatch-2); }
.swatch[data-theme="3"]{ --swatch-color:var(--swatch-3); }
.swatch[data-theme="4"]{ --swatch-color:var(--swatch-4); }
.swatch[data-theme="5"]{ --swatch-color:var(--swatch-5); }
.swatch[data-theme="6"]{ --swatch-color:var(--swatch-6); }
.swatch[data-theme="7"]{ --swatch-color:var(--swatch-7); }
.swatch[data-theme="8"]{ --swatch-color:var(--swatch-8); }
.model-list{ display:flex; flex-direction:column; gap:4px; margin-bottom:10px; max-height:160px; overflow:auto; }
.model-row{
  display:flex; align-items:center; gap:10px; padding:8px 10px;
  border:1px solid var(--line); border-radius:4px; background:var(--field-bg);
  cursor:pointer; font-size:13px; color:var(--txt-2); transition:.12s;
}
.model-row:hover{ background:var(--line-soft); border-color:var(--line-strong); }
.model-row.sel{ background:var(--accent-bg); border-color:var(--accent); color:var(--accent); font-weight:600; }
.model-row input{ accent-color:var(--accent); flex:0 0 auto; pointer-events:none; }
.flag{ width:20px; height:14px; flex:0 0 auto; border-radius:2px; box-shadow:0 0 0 1px var(--line); display:inline-block; }
.model-row-name{ flex:1; min-width:0; overflow:hidden; text-overflow:ellipsis; white-space:nowrap; }
.model-row-actions{
  display:flex; gap:2px; flex:0 0 auto; opacity:0; transition:opacity .12s;
}
.model-row:hover .model-row-actions,
.model-row.sel .model-row-actions{ opacity:1; }
.model-act{
  width:28px; height:28px; border:none; background:transparent; cursor:pointer;
  color:var(--muted); border-radius:4px; display:flex; align-items:center; justify-content:center;
  padding:0; flex:0 0 auto;
}
.model-act:hover{ background:var(--hover-dim); color:var(--txt-2); }
.model-act-del:hover{ color:var(--danger-text); }
.model-act svg{ width:14px; height:14px; pointer-events:none; }
.set-empty{ font-size:12px; color:var(--muted); padding:6px 0; }
.set-btn{
  width:100%; display:flex; align-items:center; gap:8px;
  border:1px solid var(--line); background:var(--card); color:var(--txt-2);
  border-radius:4px; padding:10px 12px; font-size:13px; font-weight:600;
  font-family:inherit; cursor:pointer; transition:.12s;
}
.set-btn svg{ width:15px; height:15px; flex:0 0 auto; color:var(--accent); }
.set-btn:hover{ background:var(--line-soft); border-color:var(--line-strong); }
.set-btn.primary{ background:var(--accent); color:var(--on-accent); border-color:var(--accent); }
.set-btn.primary:hover{ filter:brightness(1.05); }
.set-btn.ghost{ background:transparent; }
.model-form-body{ min-height:0; }
.model-form{ padding:18px; display:flex; flex-direction:column; gap:12px; }
.model-form label{ display:flex; flex-direction:column; gap:5px; font-size:12px; font-weight:600; color:var(--txt-2); }
.field-label{ display:inline-flex; align-items:center; gap:2px; font-family:var(--font-title-en); }
.field-req{ color:var(--danger-text); font-weight:700; line-height:1; }
.model-form input{
  border:1px solid var(--line); border-radius:4px; padding:8px 10px;
  font-size:13px; font-family:inherit; background:var(--field-bg); color:var(--txt);
}
.model-form input:focus{ outline:none; border-color:var(--accent); }
.model-form input::placeholder{ color:var(--placeholder); opacity:1; }

/* 协议选择:分段控件(替代 native dropdown,样式可控)*/
.model-form-field{ display:flex; flex-direction:column; gap:5px; font-size:12px; font-weight:600; color:var(--txt-2); }
.seg-group{
  display:flex; gap:4px; padding:3px;
  border:1px solid var(--line); border-radius:4px; background:var(--field-bg);
}
.seg-opt{
  flex:1; display:flex; align-items:center; justify-content:center;
  padding:7px 10px; border-radius:4px; cursor:pointer;
  font-size:12px; font-weight:600; color:var(--txt-2); font-family:var(--font-title-en);
  transition:background .12s, color .12s; user-select:none;
}
.seg-opt input{ position:absolute; opacity:0; pointer-events:none; }
.seg-opt:hover{ background:var(--line-soft); color:var(--txt); }
.seg-opt:has(input:checked){ background:var(--accent); color:var(--on-accent); }
.seg-opt:has(input:checked):hover{ background:var(--accent); color:var(--on-accent); }
.model-form .field-hint{ font-size:11px; font-weight:400; color:var(--muted); line-height:1.45; margin-top:2px; }
#add-model-form .model-form-row{
  display:grid; grid-template-columns:repeat(3,minmax(0,1fr)); gap:8px; width:100%;
}
#add-model-form .model-form-mini{
  gap:4px; font-size:11px; font-weight:600; font-family:var(--font-title-en);
}
#add-model-form .model-form-mini input[type="number"]{
  padding:5px 6px; font-size:12px; line-height:1.2; height:30px;
  border:1px solid var(--line); border-radius:4px;
  background:var(--field-bg); color:var(--txt); font-family:inherit;
}
#add-model-form .model-form-mini input[type="number"]:focus{
  outline:none; border-color:var(--accent);
}
.model-form-actions{ display:flex; gap:8px; margin-top:4px; }
.model-form-actions .set-btn{ flex:1; justify-content:center; }
.model-form-err{ font-size:12px; color:var(--danger-text); }

.body{
  flex:1; display:flex; min-height:0;
  background:var(--bg); padding:0; gap:0;
  position:relative;
}

/* ============ ① 侧边栏（立体卡片 · 美术重点）============ */
.sidebar{
  width:232px; flex:0 0 232px; background:var(--panel);
  border-right:none; border-radius:0; box-shadow:none;
  overflow:hidden; display:flex; flex-direction:column;
  padding:14px 12px;
  transition:width .2s, padding .2s, opacity .15s, flex .2s;
}
.brand{ display:flex; align-items:flex-start; gap:0; padding:6px 6px 16px; }
.brand-text{ display:flex; flex-direction:column; min-width:0; }
.brand-name{
  font-family:var(--font-brand);
  font-weight:400;
  font-size:16px;
  letter-spacing:.02em;
  line-height:.92;
  white-space:nowrap;
}
.brand-sub{ font-size:11px; color:var(--muted); margin-top:1px; }

.ga-num{
  font-family:var(--font-num);
  font-variant-numeric:var(--font-num-variant);
}

.nav{ display:flex; flex-direction:column; gap:2px; flex:1; overflow:auto; }
.nav-item{
  display:flex; align-items:center; gap:10px; padding:9px 10px;
  border-radius:var(--radius-sm); color:var(--txt-2); cursor:pointer;
  font-size:13px; user-select:none; font-family:var(--font-title-en);
}
.ic{ width:18px; height:18px; flex:0 0 auto; }
.nav-item .ic{ opacity:.85; }
.fr-l{ display:flex; align-items:center; gap:10px; }
.nav-item:hover{ background:var(--line-soft); }
.nav-item.active{ background:var(--accent-bg); color:var(--accent); font-weight:600; }
.beta{
  margin-left:auto; font-size:9px; font-weight:700; color:var(--accent);
  background:var(--accent-soft); padding:1px 6px; border-radius:10px; letter-spacing:.3px;
}
.nav-item.active .beta{ background:var(--card); }

.sidebar-foot{ border-top:none; padding-top:10px; margin-top:8px; }
.foot-row{
  display:flex; justify-content:space-between; align-items:center;
  padding:8px 10px; border-radius:var(--radius-sm); color:var(--txt-2); cursor:pointer;
  font-family:var(--font-title-en);
}
.foot-row:hover{ background:var(--line-soft); }
.chev{ width:14px; height:14px; color:var(--muted2); flex:0 0 auto; }
.foot-ver{
  font-size:10px; color:var(--muted2); padding:10px 10px 2px;
  font-family:var(--font-num); font-variant-numeric:var(--font-num-variant);
}

/* ============ 中间主区 ============ */
.main{
  flex:1; display:flex; flex-direction:column; min-width:0;
  background:var(--panel);
  border:0;
  border-radius:0; box-shadow:none; overflow:hidden;
}

.topbar{
  height:46px; flex:0 0 46px; display:flex; align-items:center;
  justify-content:space-between; padding:0 16px; border-bottom:none;
  background:var(--panel);
}
/* 各页面自带的顶栏(融入页面、随页面切换),沿用旧 .topbar 视觉,但归属各 page */
.page > .page-top{
  height:46px; flex:0 0 46px; display:flex; align-items:center;
  justify-content:space-between; padding:0 4px; gap:10px;
  background:var(--panel);
}
/* 顶栏左右两侧的纯图标按钮(无边框、无背景):
   左 .pt-sb-toggle = 开关左栏,右 .pt-rp-toggle = 开关右栏。
   收起时 svg 旋转 180°,跟之前那两个箭头 toggle 的视觉行为一致。 */
.pt-icon{
  width:28px; height:28px; display:inline-flex; align-items:center; justify-content:center;
  background:transparent; border:none; padding:0; flex:0 0 auto;
  color:var(--txt-2); opacity:.7; cursor:pointer;
  transition:opacity .15s, color .15s;
}
.pt-icon:hover{ opacity:1; color:var(--txt); }
.pt-icon svg{ width:16px; height:16px; transition:transform .2s; }
.body.sb-collapsed .pt-sb-toggle svg,
.body.rp-collapsed .pt-rp-toggle svg{ transform:rotate(180deg); }
.pt-spacer{ flex:1 1 auto; }
.tb-left{ display:flex; align-items:center; gap:14px; font-size:12px; }
.pill{
  border:1px solid var(--line); background:var(--card); border-radius:20px;
  padding:5px 12px; font-size:12px; color:var(--txt-2); cursor:pointer;
}
.pill:hover{ border-color:var(--line-strong); }
/* 纯状态展示组件（不可点）：就绪/运行中=绿，未连接=红，连接中=灰 */
.run-state{
  display:flex; align-items:center; gap:9px; height:30px; color:var(--ok);
  font-weight:600; font-size:12px; border:none; background:transparent;
  padding:0; font-family:inherit; cursor:default; line-height:1;
}
.run-state .dot{
  width:9px; height:9px; border-radius:50%; background:var(--ok); flex:0 0 auto;
}
.run-state.connecting{ color:var(--muted); }
.run-state.connecting .dot{ background:var(--muted2); }
.run-state.offline{ color:var(--danger); }
.run-state.offline .dot{ background:var(--danger-dot); }
.run-state.busy{ color:var(--ok); }

/* 呼吸灯：内圈常亮(容器 60%) + 中圈扩散（无转圈） */
.ga-status-breathe,
.run-state.busy .dot{
  --breathe-color:var(--ok);
  --breathe-box:12px;
  --breathe-core:calc(var(--breathe-box) * 0.6);
  position:relative;
  display:inline-block;
  width:var(--breathe-box);
  height:var(--breathe-box);
  flex:0 0 auto;
  background:transparent !important;
  border:none;
  vertical-align:middle;
}
.ga-status-breathe--sm{ --breathe-box:10px; }
.run-state.busy .dot{
  width:var(--breathe-box);
  height:var(--breathe-box);
}
.ga-status-breathe__core,
.run-state.busy .dot::before{
  content:'';
  position:absolute;
  left:50%; top:50%;
  width:var(--breathe-core); height:var(--breathe-core);
  transform:translate(-50%,-50%);
  border-radius:50%;
  background:var(--breathe-color);
  z-index:2;
}
.ga-status-breathe__ring,
.run-state.busy .dot::after{
  content:'';
  position:absolute;
  left:50%; top:50%;
  width:var(--breathe-core); height:var(--breathe-core);
  transform:translate(-50%,-50%);
  border-radius:50%;
  border:1px solid color-mix(in srgb, var(--breathe-color) 52%, transparent);
  z-index:1;
  pointer-events:none;
  animation:ga-status-breathe 1.75s ease-out infinite;
}
@keyframes ga-status-breathe{
  0%{ transform:translate(-50%,-50%) scale(1); opacity:.55; }
  100%{ transform:translate(-50%,-50%) scale(2.35); opacity:0; }
}
.link{ color:var(--accent); cursor:pointer; }
.muted{ color:var(--muted); }
.ic-btn{
  width:30px; height:30px; border-radius:4px; border:1px solid transparent;
  background:transparent; cursor:pointer; color:var(--icon);
  display:flex; align-items:center; justify-content:center;
}
.ic-btn svg{ width:16px; height:16px; }
.ic-btn:hover{ background:var(--line-soft); }

.chat-tools{
  display:flex; align-items:center; gap:8px; padding:10px 16px;
  border-bottom:none;
}
.chat-tools .spacer{ flex:1; }

/* ---- 多页面容器：一项导航一页 ---- */
#pages{ flex:1; min-height:0; display:flex; }
.page{ display:none; flex:1; min-height:0; flex-direction:column; }
.page.active{ display:flex; }
.page-pad{ flex:1; overflow:auto; padding:26px 30px; }
.page-title{ font-size:18px; font-weight:700; color:var(--txt-strong); font-family:var(--font-title-en); }
.page-sub{ font-size:12px; color:var(--muted); margin-top:5px; margin-bottom:16px; }

/* 聊天页 */
.msg-area{
  position:relative;
  flex:1; overflow:auto; display:flex; flex-direction:column;
  align-items:center; justify-content:center; gap:14px; padding:24px;
  border:1px solid var(--line);
}
.msg-area.has-msgs .msg-loading{ margin-top:auto; }
.msg-loading{
  position:sticky; bottom:16px; align-self:center; z-index:20;
  display:flex; align-items:center; gap:10px;
  margin-top:12px; padding:10px 16px;
  border-radius:999px; background:var(--card);
  border:1px solid color-mix(in srgb, var(--accent) 35%, var(--line));
  box-shadow:var(--shadow-pop);
  font-size:13px; font-weight:600; color:var(--txt);
  pointer-events:none;
}
.msg-loading[hidden]{ display:none !important; }
.msg-area.is-loading .msg-loading{ animation:msg-loading-in .2s ease-out; }
@keyframes msg-loading-in{
  from{ opacity:0; transform:translateY(8px); }
  to{ opacity:1; transform:translateY(0); }
}
.ga-spin{
  width:20px; height:20px; flex:0 0 auto;
  border:2.5px solid var(--line); border-top-color:var(--accent);
  border-radius:50%; animation:ga-spin .65s linear infinite;
}
@keyframes ga-spin{ to{ transform:rotate(360deg); } }
.msg-area.has-msgs{ align-items:stretch; justify-content:flex-start; }
.conv-empty{ color:var(--muted2); font-size:12px; }

/* 消息流 */
.msgs{ width:100%; max-width:var(--chat-col-w); margin:0 auto; display:flex; flex-direction:column; gap:14px; }
.msg{ display:flex; flex-wrap:wrap; }
.msg.user{ justify-content:flex-end; }
.msg.assistant,.msg.error{ justify-content:flex-start; }
.msg.system{ justify-content:center; }
.bubble{
  max-width:80%; padding:10px 14px; border-radius:6px; font-size:var(--chat-font);
  line-height:1.6; white-space:pre-wrap; word-break:break-word;
  background:var(--accent-bg); color:var(--txt-strong);
}
.bubble.md{ white-space:normal; background:transparent; color:var(--txt); max-width:100%; width:100%; border-radius:4px; }
.bubble.err{ background:var(--danger-bg); color:var(--danger-text); white-space:normal; }
.bubble.sys{ background:transparent; color:var(--muted); font-size:12px; padding:4px 8px; }
.bubble.md p{ margin:0 0 8px; } .bubble.md p:last-child{ margin:0; }
/* ---- TUI 风格代码块 ---- */
.code-block{ border:1px solid var(--line); border-radius:var(--radius-sm); overflow:hidden; margin:8px 0; }
.code-block-head{
  display:flex; align-items:center; justify-content:space-between;
  padding:4px 12px; background:var(--field-bg); border-bottom:1px solid var(--line);
  font-family:var(--font-config-mono); font-size:.75em; color:var(--muted);
}
.code-block-lang{ text-transform:uppercase; letter-spacing:.5px; font-weight:600; }
.code-block-copy{
  background:none; border:none; color:var(--muted); cursor:pointer;
  font-size:1.1em; padding:2px 4px; border-radius:3px; line-height:1;
  transition:color .15s, background .15s;
}
.code-block-copy:hover{ color:var(--txt); background:var(--hover-dim); }
.code-block pre{ margin:0; border:none; border-radius:0; }
.bubble.md pre{ background:var(--field-bg); border:1px solid var(--line); border-radius:4px; padding:10px 12px; overflow:auto; font-size:.86em; }
.bubble.md .code-block pre{ background:var(--field-bg); border:none; border-radius:0; padding:12px 14px; overflow:auto; font-size:.86em; margin:0; }
.bubble.md .code-block{ border:1px solid var(--line); }
.bubble.md :not(pre) > code{ background:var(--field-bg); border-radius:4px; padding:1px 5px; font-size:.86em; }
.bubble.md a{ color:var(--accent); }
.bubble.md ul,.bubble.md ol{ margin:0 0 8px; padding-left:20px; }
.bubble.md blockquote{
  margin:0 0 8px; padding:0 0 0 12px;
  border-left:3px solid var(--line-strong); color:var(--txt-2);
}
.bubble.md h1,.bubble.md h2,.bubble.md h3,.bubble.md h4,.bubble.md h5,.bubble.md h6{
  color:var(--txt-strong); margin:0 0 8px; line-height:1.35;
}
.bubble.md h1{ font-size:1.25em; } .bubble.md h2{ font-size:1.15em; } .bubble.md h3{ font-size:1.05em; }
.bubble.md strong,.bubble.md b{ color:var(--txt-strong); font-weight:600; }
.bubble.md hr{ border:none; border-top:1px solid var(--line-strong); margin:10px 0; }
.bubble.md table{ width:100%; border-collapse:collapse; margin:0 0 8px; font-size:.92em; }
.bubble.md th,.bubble.md td{ border:1px solid var(--line); padding:6px 10px; text-align:left; }
.bubble.md th{ background:var(--line-soft); color:var(--txt-strong); }
.fold{ margin:6px 0; border:none; border-radius:0; background:transparent; }
.bubble .fold summary{ cursor:pointer; padding:6px 10px; font-size:.86em; color:var(--muted); user-select:none; list-style:none; display:flex; align-items:center; gap:4px; }
.bubble .fold summary::-webkit-details-marker{ display:none; }
.bubble .fold summary::marker{ display:none; content:''; }
.bubble .fold summary::before{ content:'▶'; font-size:.7em; display:inline-block; transition:transform .2s ease; }
.fold[open] > summary::before{ transform:rotate(90deg); }
.bubble .fold summary:hover{ color:var(--txt-2); }
.bubble .fold pre{ margin:0; padding:10px 12px; border:none; background:transparent; font-size:.86em; overflow:auto; }
.cursor{ display:inline-block; width:7px; height:14px; background:var(--accent); vertical-align:-2px; margin-left:2px; animation:blink 1s steps(2) infinite; }
.draft-tw-plain{
  white-space:pre-wrap; word-break:break-word;
  font-family:inherit; font-size:inherit; line-height:inherit;
}
.draft-tw-plain:empty{ display:none; }
@keyframes blink{ 50%{ opacity:0; } }

/* 预设功能卡片（现在嵌在聊天空状态）*/
.chat-start{ width:100%; max-width:560px; }
html[data-boot-has-sessions] .chat-start{ display:none !important; }
.feature-head{ text-align:center; margin-bottom:22px; }
.feature-grid{ display:grid; grid-template-columns:repeat(auto-fill,minmax(150px,1fr)); gap:12px; }
.fcard{
  border:1px solid var(--line); border-radius:4px; background:var(--card);
  padding:16px 14px; cursor:pointer; transition:.15s;
}
.fcard:hover{ border-color:var(--accent); box-shadow:var(--shadow); transform:translateY(-1px); }
.fcard.add{ border-style:dashed; background:var(--accent-soft); }
.fc-ic{ width:26px; height:26px; color:var(--txt-strong); }
.fc-t{ font-weight:600; font-size:13px; margin-top:10px; font-family:var(--font-title-en); }
.fc-d{ font-size:11px; color:var(--muted); margin-top:3px; }

/* 后台服务页 — 下划线 Tab（消息通道 / 状态面板）*/
.svc-tabs{
  display:flex; gap:28px; margin-top:4px;
  border-bottom:1px solid var(--line);
}
.svc-tab{
  padding:12px 0 10px; margin-bottom:-1px;
  font-size:14px; font-weight:600; border:none; background:transparent;
  color:var(--muted); cursor:pointer;
  border-bottom:2px solid transparent; transition:color .15s, border-color .15s;
}
.svc-tab:hover{ color:var(--txt); }
.svc-tab.active{ color:var(--txt-strong); border-bottom-color:var(--txt-strong); }
.svc-panel{ display:none; margin-top:16px; }
.svc-panel.active{ display:block; }
.svc-panel .list{ margin-top:0; }

/* 通用列表（消息通道 / 状态面板 / token 明细）*/
.list{ display:flex; flex-direction:column; gap:6px; margin-top:14px; }
.list-row{
  display:flex; align-items:center; gap:12px; padding:11px 14px;
  border:1px solid var(--line); border-radius:var(--radius-sm); background:var(--card); font-size:13px;
}
.list-row.head{ background:var(--line-soft); color:var(--muted); font-size:11px; border:none; }
.lr-ic{ width:18px; height:18px; color:var(--muted); flex:0 0 auto; }
.grow{ flex:1; }
.kv{ color:var(--muted); font-size:12px; min-width:54px; text-align:right; }
.lr-st{ font-size:11px; padding:2px 8px; border-radius:10px; font-weight:600; }
.lr-st.on{ color:var(--ok-strong); background:var(--ok-bg); }
.lr-st.off{ color:var(--muted); background:var(--off-bg); }
.lr-st.err{ color:var(--danger-text); background:var(--danger-bg); }
.sw-mini{ width:32px; height:18px; border:none; border-radius:12px; background:var(--switch-off); position:relative; cursor:pointer; }
.sw-mini i{ position:absolute; top:2px; left:2px; width:14px; height:14px; background:var(--on-accent); border-radius:50%; transition:.15s; }
.sw-mini.on{ background:var(--accent); }
.sw-mini.on i{ left:16px; }
.sw-mini:disabled{ opacity:.45; cursor:not-allowed; }
.link.sm{ font-size:12px; }
.link-btn{
  border:none; background:none; padding:0; font:inherit;
  color:var(--accent); cursor:pointer;
}
.link-btn:disabled{ opacity:.45; cursor:not-allowed; }
.list-row .link-btn, .list-row .sw-mini{ flex-shrink:0; }
.list-empty{
  margin-top:14px; padding:24px; text-align:center;
  font-size:13px; color:var(--muted);
}
.toast-root{
  position:fixed; left:50%; top:72px; transform:translateX(-50%);
  z-index:99999; display:flex; flex-direction:column; align-items:center; gap:8px;
  pointer-events:none; max-width:min(420px,92vw); width:max-content;
}
.toast{
  padding:12px 20px; border-radius:var(--radius-sm);
  font-size:13px; line-height:1.45;
  box-shadow:var(--shadow-pop);
  opacity:0; transform:translateY(-8px); transition:opacity .28s ease, transform .28s ease;
  pointer-events:auto; text-align:center; min-width:200px;
}
.toast.show{ opacity:1; transform:translateY(0); }
.toast-ok{
  color:var(--success); background:var(--success-bg); border:1px solid var(--success-ring);
}
.toast-err{
  color:var(--danger-text); background:var(--danger-bg); border:1px solid var(--danger-ring);
}
.toast-info{
  color:var(--muted); background:var(--card); border:1px solid var(--line);
  box-shadow:var(--shadow); padding:6px 12px; min-width:0; font-size:12px;
}
.toast-title{ font-weight:600; display:block; margin-bottom:2px; }
.toast-detail{ font-size:12px; opacity:.88; display:block; word-break:break-word; }
.toast-info .toast-title{ font-weight:500; margin-bottom:0; }
.composer.is-locked{
  opacity:.55; pointer-events:none; filter:saturate(.75);
}
.composer.is-locked .input{
  background:var(--field-bg); cursor:not-allowed;
}
.chan-log-pre{
  max-height:360px; overflow:auto; margin:0;
  font-family:var(--font-config-mono); font-variant-numeric:var(--font-num-variant); font-size:13px; line-height:1.5;
  color:var(--txt-2); background:var(--field-bg);
  border:1px solid var(--line); border-radius:var(--radius-sm);
  padding:14px 16px; white-space:pre-wrap; word-break:break-word;
}
.modal-card-wide{ width:min(720px,92vw); }
.modal-card-inset{ width:min(680px,calc(92vw - 48px)); }
.modal-body-inset{ padding:0 18px 18px; min-height:0; }
.chan-config-body{
  display:flex; flex-direction:column; gap:8px;
}
.mykey-editor{
  flex:1; min-height:420px; width:100%;
  padding:0; margin:0;
  font-family:var(--font-config-mono); font-variant-numeric:var(--font-num-variant); font-size:13px; line-height:1.5;
  color:var(--txt); background:var(--card);
  border:none; border-radius:0; resize:vertical; outline:none;
}
.mykey-editor:focus{ outline:none; }
.chan-config-foot{
  display:flex; justify-content:flex-end;
}
.chan-config-save{
  border:1px solid var(--line); background:var(--card); color:var(--txt-2);
  border-radius:6px; padding:5px 12px; font-size:12px; font-weight:600;
  font-family:inherit; cursor:pointer;
}
.chan-config-save:hover{ background:var(--hover-2); }
.chan-config-save:disabled{ opacity:.45; cursor:not-allowed; }
.chan-meta{ display:flex; flex-direction:column; gap:2px; min-width:0; }
.chan-meta .chan-name{ font-size:14px; }
.chan-meta .chan-path{ font-size:11px; color:var(--muted); font-family:var(--font-config-mono); font-variant-numeric:var(--font-num-variant); }

/* 协作动态卡片 */
.card-row{ display:grid; grid-template-columns:repeat(auto-fill,minmax(150px,1fr)); gap:12px; margin:14px 0; }
.card-mini{ border:1px solid var(--line); border-radius:var(--radius-sm); background:var(--card); padding:14px; }
.card-mini b{ font-size:13px; }
.cm-st{ font-size:11px; font-weight:600; margin-top:8px; }
.cm-st.on{ color:var(--ok-strong); } .cm-st.idle{ color:var(--muted); }
.cm-d{ font-size:11px; color:var(--muted); margin-top:4px; }

/* token 汇总卡 — tab 复用 .svc-tabs/.svc-tab 的下划线样式(原蓝色 pill 弃用) */
.tok-tabs{
  display:flex; gap:28px; margin:10px 0 0;
  border-bottom:1px solid var(--line);
}
.tok-tab{
  padding:12px 0 10px; margin-bottom:-1px;
  font-size:14px; font-weight:600; border:none; background:transparent;
  color:var(--muted); cursor:pointer;
  border-bottom:2px solid transparent; transition:color .15s, border-color .15s;
}
.tok-tab:hover{ color:var(--txt); background:transparent; }
.tok-tab.active{
  color:var(--txt-strong); border-color:transparent; border-bottom-color:var(--txt-strong);
  background:transparent;
}
.tok-chart-wrap{ margin:12px 0 0; }
.tok-chart-toggle{ font-size:12px; color:var(--muted); background:none; border:none; cursor:pointer; padding:4px 0; }
.tok-chart-toggle:hover{ color:var(--txt); }
.tok-chart-toggle::before{ content:'▶'; display:inline-block; margin-right:4px; font-size:9px; transition:transform .15s; }
.tok-chart-toggle.open::before{ transform:rotate(90deg); }
.tok-chart{ margin-top:8px; height:280px; max-width:760px; position:relative; }
.tok-chart svg{ width:100%; height:100%; }
.tok-filter{ display:flex; align-items:center; gap:8px; margin:12px 0; flex-wrap:wrap; }
.tok-filter label{ font-size:12px; color:var(--muted); }
.tok-date{
  border:1px solid var(--line); border-radius:6px; padding:5px 8px;
  font-size:12px; background:var(--field-bg); color:var(--txt); cursor:pointer;
  width:160px;
}
.tok-date:focus{ border-color:var(--accent); outline:none; }
/* Flatpickr 主题覆盖 — 全部使用项目 CSS 变量 */
.flatpickr-calendar{
  background:var(--card) !important; border:1px solid var(--line) !important; border-radius:var(--radius) !important;
  box-shadow:var(--shadow-pop) !important; font-family:inherit !important; font-size:13px !important;
}
.flatpickr-months .flatpickr-month,
.flatpickr-current-month{ color:var(--txt) !important; fill:var(--txt) !important; font-weight:600 !important; }
.flatpickr-current-month .flatpickr-monthDropdown-months,
.flatpickr-current-month input.cur-year{ color:var(--txt) !important; background:var(--field-bg) !important; font-weight:600 !important; font-size:13px !important; }
.flatpickr-weekdays{ background:var(--field-bg) !important; }
span.flatpickr-weekday{ color:var(--muted) !important; font-size:11px; }
.flatpickr-day{
  color:var(--txt) !important; border-radius:6px;
}
.flatpickr-day:hover{ background:var(--hover-2) !important; border-color:transparent !important; }
.flatpickr-day.today{ border-color:var(--accent) !important; }
.flatpickr-day.selected{ background:var(--accent) !important; color:var(--on-accent) !important; border-color:var(--accent) !important; }
.flatpickr-day.prevMonthDay,
.flatpickr-day.nextMonthDay{ color:var(--muted2) !important; }
.flatpickr-time input,
.flatpickr-time .flatpickr-am-pm{ color:var(--txt) !important; background:var(--field-bg) !important; }
.flatpickr-time input:hover,
.flatpickr-time input:focus{ background:var(--hover-2) !important; }
.numInputWrapper:hover{ background:var(--hover-2) !important; }
.flatpickr-months .flatpickr-prev-month,
.flatpickr-months .flatpickr-next-month{ fill:var(--txt-2) !important; }
.flatpickr-months .flatpickr-prev-month:hover svg,
.flatpickr-months .flatpickr-next-month:hover svg{ fill:var(--txt) !important; }
.tok-reset{
  border:1px solid var(--line); border-radius:4px; padding:5px 10px;
  font-size:12px; background:var(--field-bg); color:var(--muted); cursor:pointer;
}
.tok-reset:hover{ background:var(--hover-2); color:var(--txt-2); }
.tok-table{ width:100%; border-collapse:collapse; margin-top:14px; font-size:13px; }
.tok-table th{ text-align:left; padding:8px 12px; font-size:11px; color:var(--muted); background:var(--line-soft); font-weight:600; }
.tok-table th:not(:first-child){ text-align:right; }
.tok-table td{ padding:9px 12px; border-bottom:1px solid var(--line-soft); }
.tok-table td:not(:first-child){ text-align:right; color:var(--muted); font-size:12px; font-family:var(--font-num); font-variant-numeric:var(--font-num-variant); }
.tok-table td:first-child{ font-weight:600; color:var(--txt-strong); }
.tok-row-session{ cursor:pointer; }
.tok-row-session:hover td{ background:var(--hover-dim); }
.tok-row-session td:first-child::before{ content:'▶'; margin-right:6px; font-size:10px; color:var(--muted2); transition:transform .15s; display:inline-block; }
.tok-row-session.open td:first-child::before{ transform:rotate(90deg); }
.tok-row-conductor{ cursor:default; }
.tok-row-conductor td:first-child::before{ content:''; margin:0; }
.tok-row-conductor:hover td{ background:var(--hover-dim); }
.tok-detail td{ padding:5px 12px 5px 32px; font-size:11px; color:var(--muted); border-bottom:1px solid var(--line-soft); background:var(--field-bg); }
.tok-detail td:not(:first-child){ text-align:right; }
.tok-detail[hidden]{ display:none; }
.tok-model-tip{
  color:var(--accent);
}
.tok-pager{ display:flex; gap:4px; justify-content:center; margin-top:12px; }
.tok-pager button{
  min-width:28px; height:28px; border:1px solid var(--line); border-radius:4px;
  background:var(--card); color:var(--txt-2); font-size:12px; cursor:pointer;
}
.tok-pager button:hover{ background:var(--hover-2); }
.tok-pager button.active{ background:var(--accent); color:var(--on-accent); border-color:var(--accent); }
.tok-deleted{ margin-left:6px; font-size:10px; font-weight:400; color:var(--muted2); background:var(--line-soft); border-radius:3px; padding:1px 5px; }
.stat-row{ display:flex; gap:12px; margin:14px 0; }
.stat{ flex:1; border:1px solid var(--line); border-radius:var(--radius); background:var(--card); padding:16px; text-align:center; }
.s-n{ font-size:20px; font-weight:700; color:var(--txt-strong); font-family:var(--font-num); font-variant-numeric:var(--font-num-variant); }
.s-l{ font-size:11px; color:var(--muted); margin-top:4px; }

.composer{
  position:relative; padding:12px 16px 16px;
  border-top:none;
  background:var(--panel);
}
.chip{
  border:1px solid var(--line); background:transparent; border-radius:0;
  padding:0 11px; min-height:30px; font-size:12px; font-weight:700; color:var(--txt-2); cursor:pointer;
  font-family:var(--font-body-en);
  display:inline-flex; align-items:center; gap:5px;
}
.chip.sm{
  padding:0 12px;
  min-height:32px;
  font-family:var(--font-body-en);
  font-size:14px;
  font-weight:800;
  line-height:1;
  letter-spacing:.12em;
  text-transform:uppercase;
  color:var(--txt-strong);
  background:var(--field-bg);
  border-color:var(--line-strong);
}
.chip-ic{ width:12px; height:12px; flex:0 0 auto; }
.cb-left .chip{
  border-top:0; border-bottom:0; border-left:0; border-right:1px solid var(--line);
  background:transparent;
}
.cb-left .chip.sm{
  background:var(--field-bg);
  color:var(--txt-strong);
  border-right:1px solid var(--line-strong);
}
.cb-left .chip:first-child{ border-left:0; border-top-left-radius:4px; border-bottom-left-radius:4px; }
.cb-left .chip:last-child{ border-right:0; border-top-right-radius:4px; border-bottom-right-radius:4px; }
.cb-left .chip:only-child{ border-radius:4px; border-right:0; }
.composer-inset{
  width:100%;
  border:1px solid var(--line); border-radius:var(--radius);
  background:var(--card);
}
.composer-inset:focus-within{ border-color:var(--accent); }
.composer-inset .thumb-strip{ padding:8px 12px 0; }
.composer-inset .input{
  width:100%; min-height:58px; max-height:200px; overflow-y:auto;
  border:none; border-radius:0; background:transparent;
  padding:12px 14px 8px; font-size:var(--chat-font); line-height:1.5; outline:none;
  font-family:inherit; color:var(--txt);
  white-space:pre-wrap; word-break:break-word;
}
/* contenteditable 空提示（textarea 的 placeholder 等价物）*/
.composer-inset .input:empty::before{
  content:attr(data-ph); color:var(--muted); pointer-events:none;
}
.composer-inset .composer-bot{
  margin-top:0; padding:0 10px 10px; justify-content:flex-start;
}
.composer-inset .composer-bot .spacer{ flex:1; }
.composer-plus-wrap{ position:relative; flex:0 0 auto; }
.composer-plus-wrap .composer-menu,
.composer-plus-wrap .cdb-menu{
  left:0; right:auto; top:auto; bottom:calc(100% + 6px); min-width:180px;
}
.composer-plus{ width:34px; height:34px; }
.composer-inset .composer-bot > #model-chip,
.composer-inset .composer-bot > #cdb-model-chip{ border-radius:4px; }
/* 原子附件 chip（像 @人，光标进不去、退格整块删）*/
.ph-chip{
  display:inline-flex; align-items:center; vertical-align:baseline;
  margin:0 2px; padding:1px 8px; border-radius:6px;
  background:color-mix(in srgb, var(--accent) 22%, transparent); color:var(--accent);
  font-size:.9em; white-space:nowrap; user-select:none; cursor:default;
}
.composer-bot{ display:flex; align-items:center; justify-content:flex-end; gap:8px; }
.cb-left{
  display:inline-flex; align-items:stretch; gap:0;
  border:1px solid var(--line); border-radius:4px; overflow:hidden;
  background:var(--field-bg);
}
.send{
  position:relative;
  width:34px; height:34px; border-radius:6px; border:none; cursor:pointer;
  background:var(--accent); color:var(--on-accent);
  display:flex; align-items:center; justify-content:center;
}
.send:disabled{ opacity:.7; cursor:not-allowed; }
.send.is-busy svg{ visibility:hidden; }
.send.is-busy::after{
  content:''; position:absolute; inset:0; margin:auto;
  width:16px; height:16px;
  border:2px solid color-mix(in srgb, var(--on-accent) 35%, transparent);
  border-top-color:var(--on-accent); border-radius:50%;
  animation:ga-spin .65s linear infinite;
}
.send svg{ width:15px; height:15px; }
/* 运行中：发送键变红色停止键（点击=暂停当前回合）。回车仍走发送（打断重发）。 */
.send.is-stop{ background:var(--danger); cursor:pointer; }
.send.is-stop:hover{ background:var(--danger-dot); }
.send.is-stop svg{ display:none; }
.send.is-stop::after{
  content:''; width:12px; height:12px; border-radius:3px;
  background:var(--on-accent);
}

/* ============ ④ 右侧会话面板 ============ */
.rp-toggle, .sb-toggle{
  position:relative; z-index:10; align-self:center;
  width:20px; height:36px; border:0; background:none; border-radius:4px;
  cursor:pointer; display:flex; align-items:center; justify-content:center;
  color:var(--txt-2); flex:0 0 auto; margin-right:-10px; margin-left:-10px;
  opacity:.55;  /* 展开态：纯图标按钮，无底无框 */
  transition:color .15s, opacity .15s, background .15s, width .2s, margin .2s;
}
.rp-toggle:hover, .sb-toggle:hover{ opacity:1; color:var(--txt); background:var(--hover-2); }
.rp-toggle svg, .sb-toggle svg{ width:14px; height:14px; transition:transform .2s; }
/* 视觉上压进对应面板内侧（不改变 flex 布局，仅位移） */
.rp-toggle{ transform:translateX(24px); }
.sb-toggle{ transform:translateX(-22px); }

.body.rp-collapsed .rp-toggle svg,
.body.sb-collapsed .sb-toggle svg{ transform:rotate(180deg); }
.body.rp-collapsed .rp-toggle{
  position:absolute; right:7px; top:50%; transform:translateY(-50%);
  margin:0; width:20px; opacity:.6;
  border:1px solid var(--line); background:var(--panel);  /* 折叠态：恢复成边缘小标签 */
}
.body.sb-collapsed .sb-toggle{
  position:absolute; left:7px; top:50%; transform:translateY(-50%);
  margin:0; width:20px; opacity:.6;
  border:1px solid var(--line); background:var(--panel);
}
.body.rp-collapsed .rp-toggle:hover,
.body.sb-collapsed .sb-toggle:hover{ opacity:1; background:var(--panel); border-color:var(--line-strong); }

.rp-resize, .sb-resize{
  width:4px; flex:0 0 4px; cursor:col-resize; border-radius:2px;
  background:transparent; transition:background .15s; align-self:stretch;
  position:relative; z-index:5;  /* gap 缩小后会与面板重叠,提到面板之上保证可拖 */
}
.rp-resize{ margin-right:-10px; }
.sb-resize{ margin-left:-10px; }
.rp-resize:hover, .rp-resize.dragging,
.sb-resize:hover, .sb-resize.dragging{ background:var(--accent); }
.body.rp-collapsed .rp-resize,
.body.sb-collapsed .sb-resize{ display:none; }

/* 侧边栏折叠时整块隐藏 */
.body.sb-collapsed .sidebar{
  width:0; flex:0 0 0; padding:0; border:none; opacity:0; pointer-events:none; overflow:hidden;
  margin:0; display:none;
}

.rightpanel{
  width:220px; flex:0 0 220px; background:var(--panel);
  border-left:none; border-radius:0; box-shadow:none;
  overflow:hidden; padding:14px 12px;
  display:flex; flex-direction:column; gap:10px;
  transition:width .2s, padding .2s, opacity .15s, flex .2s;
}
.body.rp-collapsed .rightpanel{
  width:0; flex:0 0 0; padding:0; border:none; opacity:0; pointer-events:none; overflow:hidden;
  margin:0; display:none;
}
.search{
  display:flex; align-items:center; gap:6px; border:1px solid var(--line);
  border-radius:4px; padding:7px 10px; color:var(--muted); font-size:12px;
}
.search input{ border:none; outline:none; flex:1; font-size:12px; background:transparent; color:var(--txt); }
.search-ic{ width:14px; height:14px; color:var(--muted); flex:0 0 auto; }
.new-conv{
  border:1px solid var(--line); background:var(--line-soft); border-radius:4px;
  padding:10px 12px; font-size:13px; color:var(--txt-2); cursor:pointer; font-weight:600;
  display:flex; align-items:center; justify-content:center; gap:7px; font-family:var(--font-title-en);
}
.new-conv svg{ width:14px; height:14px; }
.new-conv:hover{ background:var(--hover-2); }
.conv-list{ flex:1; display:flex; flex-direction:column; align-items:stretch; gap:6px; padding-top:8px; overflow:auto; }
.conv-empty{ color:var(--muted2); font-size:12px; }
.conv-item{ display:flex; align-items:center; gap:9px; padding:9px 10px; border-radius:4px; cursor:pointer; }
.conv-item:hover{ background:var(--line-soft); }
.conv-item.active{ background:var(--accent-bg); }
.ci-dot{ width:7px; height:7px; border-radius:50%; background:var(--ok); flex:0 0 auto; }
.conv-item.idle .ci-dot{ background:var(--dot-idle); }
.ci-main{ flex:1; min-width:0; }
.ci-title{ font-size:13px; font-weight:600; color:var(--txt-strong); white-space:nowrap; overflow:hidden; text-overflow:ellipsis; }
.ci-rename-input{
  font-size:13px; font-weight:600; color:var(--txt-strong); width:100%;
  border:1px solid var(--accent); border-radius:4px; padding:1px 4px;
  background:var(--field-bg); outline:none;
}
.ci-pin{ width:14px; height:14px; color:var(--accent); margin-right:3px; vertical-align:-3px; flex:0 0 auto; display:inline-block; }
.ci-meta{ font-size:11px; color:var(--muted); margin-top:2px; }
.ci-more{
  flex:0 0 auto; width:22px; height:22px; border:none; background:transparent;
  color:var(--muted2); border-radius:4px; cursor:pointer;
  display:flex; align-items:center; justify-content:center;
  opacity:0; transition:opacity .12s;
}
.ci-more svg{ width:16px; height:16px; }
.conv-item:hover .ci-more, .conv-item.active .ci-more{ opacity:1; }
.ci-more:hover{ background:var(--hover-dim); color:var(--txt-3); }

.ctx-menu{
  position:fixed; z-index:200; min-width:124px; background:var(--card);
  border:1px solid var(--line); border-radius:4px; padding:4px;
  box-shadow:var(--shadow-pop);
}
.ctx-menu[hidden]{ display:none; }
.ctx-item{
  display:flex; align-items:center; gap:8px; padding:8px 10px;
  font-size:12px; border-radius:4px; cursor:pointer; color:var(--txt-strong); user-select:none;
}
.ctx-item svg{ width:15px; height:15px; flex:0 0 auto; }
.ctx-item:hover{ background:var(--line-soft); }
.ctx-item.danger{ color:var(--danger); }
.ctx-item.danger:hover{ background:var(--danger-bg); }

/* Plan 卡片：吸附在输入框左上方（半悬浮窄卡） */
.composer-anchor{
  position:relative;
  flex:0 0 auto;
  padding:0 16px 16px;
  background:var(--panel);
}
.composer-anchor > .composer{
  padding:0;
  background:transparent;
}
.composer-slot{
  position:relative;
  width:100%;
}
.plan-card{
  position:absolute;
  left:10px;
  bottom:100%;
  margin-bottom:0;
  z-index:13;
  width:min(600px, calc(68% - 10px));
  min-width:280px;
  max-width:calc(68% - 10px);
  box-sizing:border-box;
  font-size:12px;
  line-height:1.45;
  color:var(--txt);
  pointer-events:auto;
}
.plan-card[hidden]{ display:none !important; }
.plan-card--expanded{
  padding:10px 12px 8px;
  background:var(--card);
  border:1px solid var(--line);
  border-bottom:none;
  border-left:3px solid var(--accent);
  border-radius:var(--radius-sm) var(--radius-sm) 0 0;
  box-shadow:0 -4px 16px #14192812, 0 -1px 0 var(--line) inset;
}
.plan-card--collapsed{
  width:auto;
  min-width:0;
  max-width:min(520px, 70%);
  margin-bottom:0;
}
/* 吸附：卡片底与输入框顶共边，视觉上连成一体 */
.composer-slot:has(.plan-card:not([hidden])) .composer-inset{
  border-top-left-radius:0;
  border-top-right-radius:0;
}
.composer-slot:has(.plan-card--collapsed:not([hidden])) .plan-capsule{
  border-radius:var(--radius-sm) var(--radius-sm) 0 0;
  border-bottom:1px solid var(--line);
  box-shadow:0 -4px 12px #14192810;
}
.plan-card-head{
  display:flex;
  align-items:center;
  gap:8px;
  margin-bottom:6px;
}
.plan-status-dot{
  flex:0 0 auto;
  width:7px; height:7px;
  border-radius:50%;
  background:var(--accent);
}
.plan-card--complete .plan-status-dot{ background:var(--success); }
.plan-card--placeholder .plan-status-dot{
  animation:plan-dot-pulse 1.4s ease-in-out infinite;
}
@keyframes plan-dot-pulse{
  0%,100%{ opacity:1; transform:scale(1); }
  50%{ opacity:.55; transform:scale(.92); }
}
.plan-title{
  flex:1 1 auto;
  font-weight:700;
  font-size:12px;
  color:var(--txt-strong);
  min-width:0;
  white-space:nowrap;
  overflow:hidden;
  text-overflow:ellipsis;
}
.plan-progress{
  flex:0 0 auto;
  font-weight:700;
  font-size:12px;
  color:var(--accent);
  font-family:var(--font-num);
  font-variant-numeric:var(--font-num-variant);
}
.plan-card--complete .plan-progress{ color:var(--success); }
.plan-head-actions{
  flex:0 0 auto;
  display:flex;
  align-items:center;
  gap:4px;
}
.plan-btn{
  border:0;
  background:transparent;
  padding:2px 6px;
  font-size:11px;
  font-weight:600;
  color:var(--accent);
  cursor:pointer;
  border-radius:var(--radius-sm);
  font-family:var(--font-body-en);
}
.plan-btn:hover{ background:var(--accent-soft); }
.plan-current{
  display:flex;
  gap:4px;
  align-items:flex-start;
  margin-bottom:8px;
  padding-left:15px;
}
.plan-current-label{
  flex:0 0 auto;
  color:var(--muted);
  font-size:11px;
}
.plan-current-text{
  flex:1 1 auto;
  color:var(--accent);
  font-weight:600;
  word-break:break-word;
}
.plan-card--complete .plan-current-text{ color:var(--success); }
.plan-wait{
  color:var(--muted2);
  padding:0 0 4px 15px;
  font-size:11px;
}
.plan-items{
  list-style:none;
  margin:0;
  padding:0 0 4px 15px;
}
.plan-item{
  display:flex;
  gap:6px;
  align-items:flex-start;
  margin-top:3px;
}
.plan-item-mark{
  flex:0 0 auto;
  width:1.1em;
  text-align:center;
  line-height:1.45;
}
.plan-item-text{
  flex:1 1 auto;
  word-break:break-word;
}
.plan-item--done .plan-item-mark,
.plan-item--done .plan-item-text{
  color:var(--muted);
  opacity:.75;
}
.plan-item--done .plan-item-text{ text-decoration:line-through; }
.plan-item--current .plan-item-mark{ color:var(--accent); }
.plan-item--current .plan-item-text{ color:var(--accent); font-weight:600; }
.plan-item--pending .plan-item-mark,
.plan-item--pending .plan-item-text{ color:var(--muted); }
.plan-item--error .plan-item-mark,
.plan-item--error .plan-item-text{ color:var(--danger); }
.plan-item--warn .plan-item-mark,
.plan-item--warn .plan-item-text{ color:#c67600; }
html[data-appearance="dark"] .plan-item--warn .plan-item-mark,
html[data-appearance="dark"] .plan-item--warn .plan-item-text{ color:#f0a020; }
.plan-foot{
  display:flex;
  justify-content:flex-end;
  gap:8px;
  padding-top:4px;
  border-top:1px solid var(--line-soft);
  margin-top:4px;
}
.plan-more-hint{
  flex:1 1 auto;
  align-self:center;
  font-size:11px;
  color:var(--muted2);
  text-align:left;
}
.plan-capsule{
  display:inline-flex;
  align-items:center;
  gap:8px;
  max-width:100%;
  padding:6px 12px;
  border:1px solid var(--line);
  border-left:3px solid var(--accent);
  border-radius:999px;
  background:var(--card);
  cursor:pointer;
  font-size:12px;
  font-weight:600;
  color:var(--txt);
  box-shadow:var(--shadow);
  font-family:var(--font-body-en);
}
.plan-capsule:hover{ border-color:var(--line-strong); background:var(--field-bg); }
.plan-capsule-text{
  min-width:0;
  white-space:nowrap;
  overflow:hidden;
  text-overflow:ellipsis;
  color:var(--txt-2);
}
.plan-capsule-text em{
  font-style:normal;
  color:var(--accent);
  font-weight:700;
}
.plan-card--complete .plan-capsule{ border-left-color:var(--success); }
.plan-card--complete .plan-capsule-text em{ color:var(--success); }

/* ─── chat composer: Plan/Auto toggle ─── */
.chip.on{
  background:var(--accent);
  color:var(--on-accent);
  border-color:var(--accent);
  font-weight:800;
}
/* 组内 .cb-left .chip.sm 的底色/字色优先级(0,3,0)高于 .chip.on(0,2,0)，会把开态盖掉，
   导致根本看不出开/关；这里用 (0,4,0) 覆盖：开态 = 主题色实底高亮，一眼可辨 */
.cb-left .chip.sm.on{
  background:var(--accent);
  color:var(--on-accent);
  border-right-color:var(--accent);
}

/* ─── chat composer: model dropdown menu ─── */
.ga-menu{
  position:absolute;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:4px;
  box-shadow:var(--shadow);
  padding:4px;
  min-width:160px;
  z-index:50;
}
.ga-menu-item{
  display:block;
  width:100%;
  text-align:left;
  background:transparent;
  border:0;
  padding:6px 10px;
  border-radius:4px;
  font:inherit;
  color:var(--txt-2);
  cursor:pointer;
  font-family:var(--font-config-mono);
  font-variant-numeric:var(--font-num-variant);
}
.ga-menu-item:hover{ background:var(--hover-2); }
.ga-menu-item.active{ color:var(--accent); }
.composer-menu .ga-menu-item,
.cdb-menu .ga-menu-item{
  display:flex; align-items:center; gap:8px;
}
.composer-menu .ga-menu-item svg,
.cdb-menu .ga-menu-item svg{ width:16px; height:16px; flex:0 0 auto; color:var(--icon); }

/* ─── chat composer: image thumb strip ─── */
.thumb-strip{
  display:flex;
  flex-wrap:wrap;
  gap:6px;
  padding:6px 0;
}
.thumb{
  position:relative;
  width:48px;
  height:48px;
  border:1px solid var(--line);
  border-radius:4px;
  overflow:hidden;
  background:var(--field-bg);
}
.thumb img{
  width:100%;
  height:100%;
  object-fit:cover;
  display:block;
}
.thumb .x{
  position:absolute;
  top:1px;
  right:1px;
  width:16px;
  height:16px;
  border-radius:4px;
  border:0;
  background:var(--card);
  color:var(--txt-2);
  font-size:11px;
  line-height:14px;
  cursor:pointer;
  display:flex;
  align-items:center;
  justify-content:center;
  padding:0;
}
.thumb .x:hover{ color:var(--danger); }

.file-chip{
  position:relative;
  display:inline-flex;
  align-items:center;
  gap:6px;
  height:32px;
  padding:0 28px 0 10px;
  border:1px solid var(--line);
  border-radius:4px;
  background:var(--field-bg);
  color:var(--txt);
  font-size:12px;
  max-width:220px;
}
.file-chip svg{
  width:14px; height:14px;
  color:var(--txt-2);
  flex:0 0 auto;
}
.file-chip .fc-name{
  white-space:nowrap;
  overflow:hidden;
  text-overflow:ellipsis;
}
.file-chip .x{
  position:absolute;
  top:50%;
  right:4px;
  transform:translateY(-50%);
  width:18px; height:18px;
  border-radius:4px;
  border:0;
  background:transparent;
  color:var(--txt-2);
  font-size:13px;
  line-height:1;
  cursor:pointer;
  display:flex;
  align-items:center;
  justify-content:center;
  padding:0;
}
.file-chip .x:hover{ color:var(--danger); }

/* ─── thumb-strip 里的文件 chip：升级成卡片样式（与消息中一致） ─── */
.thumb-strip .file-chip.pending{
  height:auto;
  min-height:52px;
  padding:8px 32px 8px 8px;
  gap:9px;
  max-width:240px;
  border-radius:4px;
  background:var(--panel);
  cursor:pointer;
  transition:background .15s, border-color .15s, box-shadow .15s;
}
.thumb-strip .file-chip.pending:hover{
  background:var(--hover-2);
  border-color:var(--line-strong);
  box-shadow:var(--shadow);
}
.thumb-strip .file-chip.pending .fc-icon{
  width:32px; height:32px;
  flex:0 0 auto;
  border-radius:4px;
  background:var(--accent-bg);
  color:var(--accent);
  display:flex; align-items:center; justify-content:center;
}
.thumb-strip .file-chip.pending .fc-icon svg{
  width:16px; height:16px;
  color:inherit;
}
.thumb-strip .file-chip.pending .fc-meta{
  display:flex; flex-direction:column;
  min-width:0;
  line-height:1.25;
}
.thumb-strip .file-chip.pending .fc-name{
  font-size:12px;
  font-weight:600;
  color:var(--txt-strong);
  white-space:nowrap; overflow:hidden; text-overflow:ellipsis;
}
.thumb-strip .file-chip.pending .fc-sub{
  font-size:11px;
  color:var(--muted);
  margin-top:1px;
}

/* ─── chat panel: drag-over overlay ─── */
.main.dragover{ position:relative; }
.main.dragover::after{
  content: attr(data-drop-hint);
  position:absolute; inset:0;
  display:flex; align-items:center; justify-content:center;
  background:var(--accent-bg);
  color:var(--accent);
  border:2px dashed var(--accent);
  border-radius:0;
  font-size:15px; font-weight:600;
  pointer-events:none;
  z-index:50;
}

/* ─── message bubble: image attachments (Gemini-style: image floats free, text in its own bubble) ─── */
.user-stack{
  display:flex; flex-direction:column; align-items:flex-end;
  gap:6px; max-width:80%;
}
.user-imgs{
  display:flex; flex-wrap:wrap; gap:4px;
  justify-content:flex-end;
}
.user-imgs img{
  width:120px; height:120px;
  border-radius:12px;
  background:var(--field-bg);
  object-fit:cover;
  cursor:zoom-in;
  display:block;
}
.user-files{
  display:flex; flex-direction:column; gap:6px;
  align-items:flex-end;
}
.user-files .file-chip{
  height:auto;
  min-height:56px;
  padding:10px 14px 10px 10px;
  gap:10px;
  max-width:280px;
  border-radius:4px;
  background:var(--panel);
  cursor:pointer;
  transition:background .15s, border-color .15s, box-shadow .15s, transform .15s;
}
.user-files .file-chip:hover{
  background:var(--hover-2);
  border-color:var(--line-strong);
  box-shadow:var(--shadow);
  transform:translateY(-1px);
}
.user-files .file-chip .fc-icon{
  width:36px; height:36px;
  flex:0 0 auto;
  border-radius:4px;
  background:var(--accent-bg);
  color:var(--accent);
  display:flex; align-items:center; justify-content:center;
}
.user-files .file-chip .fc-icon svg{
  width:18px; height:18px;
  color:inherit;
}
.user-files .file-chip .fc-meta{
  display:flex; flex-direction:column;
  min-width:0;
  line-height:1.25;
}
.user-files .file-chip .fc-name{
  font-size:13px;
  font-weight:600;
  color:var(--txt-strong);
  white-space:nowrap; overflow:hidden; text-overflow:ellipsis;
}
.user-files .file-chip .fc-sub{
  font-size:11px;
  color:var(--muted);
  margin-top:2px;
}
.user-stack .bubble{ max-width:100%; }

/* ─── lightbox (image preview) ─── */
.lightbox{
  position:fixed; inset:0; z-index:600;
  display:flex; align-items:center; justify-content:center;
}
.lightbox[hidden]{ display:none; }
.lightbox-backdrop{
  position:absolute; inset:0;
  background:var(--overlay);
}
.lightbox-img{
  position:relative;
  max-width:90vw; max-height:90vh;
  border-radius:8px;
  box-shadow:var(--shadow-modal);
  background:var(--card);
}
.lightbox-x{
  position:absolute; top:16px; right:16px;
  width:36px; height:36px;
  border:0; border-radius:4px;
  background:var(--card); color:var(--txt-2);
  font-size:20px; line-height:1;
  cursor:pointer;
  box-shadow:var(--shadow-pop);
  display:flex; align-items:center; justify-content:center;
  padding:0;
}
.lightbox-x:hover{ color:var(--danger); }
.thumb img{ cursor:zoom-in; }

/* ─── 自定义预设：卡上的删除按钮 ─── */
.fcard{ position:relative; }
.fcard .fc-x{
  position:absolute; top:6px; right:6px;
  width:20px; height:20px;
  border:0; border-radius:4px;
  background:var(--card); color:var(--txt-2);
  font-size:14px; line-height:1;
  cursor:pointer;
  box-shadow:var(--shadow);
  display:none; align-items:center; justify-content:center;
  padding:0;
}
.fcard:hover .fc-x{ display:flex; }
.fcard .fc-x:hover{ color:var(--danger); }

/* ─── 自定义预设 modal 表单 ─── */
.cp-body{
  padding:18px; display:flex; flex-direction:column; gap:12px;
  min-height:0;
}
.cp-input, .cp-textarea{
  width:100%; box-sizing:border-box;
  padding:10px 12px;
  background:var(--field-bg);
  border:1px solid var(--line); border-radius:4px;
  color:var(--txt); font:inherit;
  outline:none;
}
.cp-input:focus, .cp-textarea:focus{ border-color:var(--accent); }
.cp-textarea{ resize:vertical; min-height:120px; }
.cp-error{
  font-size:12px; color:var(--danger);
}
.cp-actions{
  display:flex; justify-content:flex-end; gap:8px;
  margin-top:4px;
}
.cp-btn{
  padding:8px 16px;
  border:1px solid var(--line); border-radius:4px;
  background:var(--card); color:var(--txt);
  cursor:pointer; font:inherit;
}
.cp-btn:hover{ background:var(--hover-2); }
.cp-btn-primary{
  background:var(--accent); color:var(--on-accent); border-color:var(--accent);
}
.cp-btn-primary:hover{ background:var(--accent); opacity:.9; }

.preset-restore{
  margin-left:auto; margin-right:8px;
  padding:5px 12px; font-size:12px;
  border:1px solid var(--line); border-radius:4px;
  background:var(--card); color:var(--txt-2);
  cursor:pointer; font-family:inherit;
}
.preset-restore:hover{ background:var(--hover-2); color:var(--accent); border-color:var(--accent); }
.preset-restore[hidden]{ display:none; }

.modal-title,
.set-sec-t{
  font-family:var(--font-title-en);
}

.model-row-name,
#model-chip .model-name,
.model-form input,
#add-model-form .model-form-mini input[type="number"],
.chat-font-value,
.kv{
  font-family:var(--font-config-mono);
  font-variant-numeric:var(--font-num-variant);
}

/* ═══════════════ Markdown 渲染增强 (from PR) ═══════════════ */
.fold-pre{ white-space:pre-wrap; word-break:break-word; max-height:300px; overflow:auto; }
.fold.fold-thinking{ border-color:var(--fold-thinking-border); background:var(--fold-thinking-bg); }
.fold.fold-tool{ border:none; background:transparent; }
.fold.fold-tool-live > summary{ opacity:.85; font-style:italic; }
.fold.fold-result{ border:none; background:transparent; }
.fold.fold-turn{ border-color:var(--fold-turn-border); background:var(--fold-turn-bg); }
.fold.fold-turn > summary{ font-weight:600; color:var(--txt-2); }
.fold.fold-retry{ border-color:var(--fold-retry-border); background:var(--fold-retry-bg); border-style:dashed; }
.fold.fold-retry > summary{ font-size:11px; color:var(--muted2); font-weight:400; }
.fold.fold-retry pre{ font-size:11px; color:var(--muted); }
/* ---- 代码块容器 + 复制按钮 ---- */
.bubble.md pre{ position:relative; background:var(--field-bg); border-radius:8px; padding:12px; overflow-x:auto; }
.bubble.md pre code{ font-size:.92em; }
.code-copy-btn{
  position:absolute; top:6px; right:6px; z-index:1;
  border:1px solid var(--line); background:var(--card); color:var(--muted);
  border-radius:6px; padding:4px; font-size:0; cursor:pointer;
  opacity:0; transition:opacity .15s, background .12s;
  display:flex; align-items:center; justify-content:center;
}
.bubble.md pre:hover .code-copy-btn{ opacity:1; }
.code-copy-btn:hover{ background:var(--line-soft); color:var(--txt-2); }
.code-copy-btn svg{ width:14px; height:14px; }
/* ---- KaTeX 公式 ---- */
.katex-block{ display:block; text-align:center; margin:12px 0; overflow-x:auto; }
.katex-inline{ display:inline; }
.katex-block .katex{ font-size:1.1em; }
.latex-copy-btn{
  position:absolute; top:4px; right:4px; z-index:1;
  background:none; border:none; color:var(--muted); cursor:pointer;
  font-size:0.82em; padding:2px 4px; border-radius:3px; line-height:1;
  opacity:0; transition:opacity .15s, color .15s, background .15s;
}
.katex-block{ position:relative; }
.katex-block:hover .latex-copy-btn{ opacity:1; }
.latex-copy-btn:hover{ color:var(--txt); background:var(--hover-dim); }
/* ---- 气泡级复制按钮 (F2) ---- */
.bubble-copy-btn{
  display:inline-flex; align-items:center; flex-basis:100%;
  margin-top:2px; padding:2px 4px; border:none; background:none;
  color:var(--muted); cursor:pointer; opacity:0; transition:opacity .15s;
}
.msg:hover .bubble-copy-btn{ opacity:1; }
.msg.user .bubble-copy-btn{ justify-content:flex-end; }
.msg.assistant .bubble-copy-btn{ justify-content:flex-start; }
.bubble-copy-btn:hover{ color:var(--txt-2); }
.bubble-copy-btn svg{ width:14px; height:14px; }
/* ---- highlight.js 适配 ---- */
.hljs{ background:transparent !important; padding:0 !important; }
html[data-appearance="dark"] .bubble.md{
  --md-link:color-mix(in srgb, var(--accent) 42%, var(--txt-strong));
}
html[data-appearance="dark"] .bubble.md .katex{ color:var(--txt); }
html[data-appearance="dark"] .bubble.md a{ color:var(--md-link); }
html[data-appearance="dark"] .bubble.md :not(pre) > code{
  background:var(--line-soft); border:1px solid var(--line); color:var(--txt);
}
html[data-appearance="dark"] .bubble.md pre{
  background:var(--line-soft); border-color:var(--line-strong);
}
html[data-appearance="dark"] .bubble.md pre code{ color:var(--txt-2); }
/* ---- 打字机光标 ---- */
.cursor-blink::after{
  content:'▍'; animation:blink 1s step-end infinite; color:var(--accent);
}
@keyframes blink{ 50%{ opacity:0; } }
/* —— 最后一轮 summary 弱化显示 —— */
.turn-summary{
  display:block; font-style:italic; color:var(--muted);
  font-size:12px; margin-bottom:6px;
}
/* 历史轮 <summary> 头部的副标题（来自模型 <summary> 抽取） */
.fold-turn > summary .turn-head-sum{
  font-style:italic; color:var(--muted); font-weight:normal; margin-left:4px;
}

/* —— ask_user 显眼提醒 —— */
.ask-user-notice{
  margin:8px 0 4px;
  border:1px solid var(--line);
  border-left:3px solid var(--accent);
  border-radius:0;
  background:color-mix(in srgb, var(--accent-bg) 55%, var(--card));
  padding:10px 12px;
}
.ask-user-notice.is-active{
  border-color:color-mix(in srgb, var(--accent) 28%, var(--line));
  background:color-mix(in srgb, var(--accent-bg) 72%, var(--card));
}
.ask-user-notice.is-answered{
  opacity:.78;
  background:var(--card);
  border-color:var(--line);
  border-left-color:var(--muted2);
}
.ask-user-banner{
  display:flex; align-items:baseline; flex-wrap:wrap;
  gap:4px 6px;
  margin-bottom:8px;
  line-height:1.4;
}
.ask-user-banner-text{
  font-size:13px; font-weight:700;
  color:var(--txt-strong);
}
.ask-user-notice.is-active .ask-user-banner-text{
  color:var(--accent);
}
.ask-user-notice.is-answered .ask-user-banner-text{
  color:var(--muted);
}
.ask-user-banner-sep{
  color:var(--muted2);
  font-size:12px; user-select:none;
}
.ask-user-banner-hint{
  font-size:12px; font-weight:400; color:var(--muted);
}
.ask-user-body{
  font-size:14px; line-height:1.55; color:var(--txt);
  font-weight:600; margin:0;
}
.ask-user-body strong{ color:var(--txt-strong); }
.ask-user-body code{
  background:rgba(127,127,127,.14);
  padding:1px 5px; border-radius:4px; font-size:.92em;
}
/* 覆盖 .bubble.md ul/ol/p，题干内列表与正文左缘对齐 */
.bubble.md .ask-user-notice .ask-user-body p{
  margin:0 0 4px;
}
.bubble.md .ask-user-notice .ask-user-body p:last-child{
  margin-bottom:0;
}
.bubble.md .ask-user-notice .ask-user-body p.ask-option-line{
  padding-left:1.25em;
  margin:0;
  font-weight:400;
}
.bubble.md .ask-user-notice .ask-user-body span.ask-option-line{
  display:block;
  padding-left:1.25em;
  margin:0;
  font-weight:400;
  line-height:1.55;
}
.bubble.md .ask-user-notice .ask-user-body ul,
.bubble.md .ask-user-notice .ask-user-body ol{
  margin:4px 0 0; padding:0; list-style:none;
}
.bubble.md .ask-user-notice .ask-user-body ul > li,
.bubble.md .ask-user-notice .ask-user-body ol > li{
  margin:0; padding:2px 0; padding-left:0;
}
.bubble.md .ask-user-notice .ask-user-body ol{
  counter-reset:ask-ol;
}
.bubble.md .ask-user-notice .ask-user-body ol > li{
  counter-increment:ask-ol;
  display:block;
}
.bubble.md .ask-user-notice .ask-user-body ol > li::before{
  content:counter(ask-ol) ". ";
  font-weight:600;
  color:color-mix(in srgb, var(--txt) 38%, var(--muted));
}
.bubble.md .ask-user-notice .ask-user-body ol > li > p{
  display:inline;
  margin:0;
}
.ask-user-notice.is-active .ask-user-body ol > li::before{
  color:color-mix(in srgb, var(--accent) 72%, var(--txt));
}
.ask-candidates{
  display:flex; flex-direction:column; gap:0;
}
.ask-candidates li{
  display:block;
  font-size:14px; line-height:1.55; color:var(--txt);
}
.ask-candidate-key{
  font-weight:600;
  color:color-mix(in srgb, var(--txt) 38%, var(--muted));
}
.ask-user-notice.is-active .ask-candidate-key{
  color:color-mix(in srgb, var(--accent) 72%, var(--txt));
}
.ask-user-notice.is-answered .ask-candidate-key{
  color:var(--muted2);
}
.ask-candidate-label{
  white-space:pre-wrap; word-break:break-word;
}

/* —— 消息计时 badge —— */
.task-elapsed{
  display:block; font-size:11px; color:var(--muted);
  line-height:18px; min-height:18px;
  padding:0 6px; margin-bottom:2px;
  border-radius:var(--radius-sm);
}

/* ---- Conductor（drawer/composer 工具栏除外，对话区复用主聊天 .page-top / .msg-area / .composer） ---- */
.collab-offline,.collab-reconnect{
  flex:0 0 auto; padding:10px 16px; font-size:13px; text-align:center;
  background:color-mix(in srgb, var(--amber) 12%, var(--panel));
  border-bottom:1px solid var(--line); align-items:center; justify-content:center; gap:10px;
}
.collab-offline[hidden], .collab-reconnect[hidden], #collab-welcome[hidden], .collab-msgs .msgs[hidden],
.collab-rail[hidden], .collab-prog-stats[hidden],
.collab-rail-run[hidden], .collab-rail-done[hidden], .collab-rail-issue[hidden]{ display:none !important; }
.collab-offline:not([hidden]), .collab-reconnect:not([hidden]){ display:flex; }
.collab-reconnect{ background:color-mix(in srgb, var(--accent) 10%, var(--panel)); }
.page[data-page="collab"] .msg-area.collab-msgs{ position:relative; overflow:hidden; padding:0; }
.page[data-page="collab"] .collab-scroll{
  flex:1 1 0; min-height:0; overflow:auto;
  display:flex; flex-direction:column; align-items:center; justify-content:center; gap:14px;
  padding:24px;
}
.page[data-page="collab"] .collab-msgs.has-msgs .collab-scroll{
  align-items:stretch; justify-content:flex-start;
}
.page[data-page="collab"] .collab-overlay{
  position:absolute; inset:0; z-index:10; pointer-events:none;
}
.page[data-page="collab"] .collab-overlay > .collab-rail,
.page[data-page="collab"] .collab-overlay > .collab-prog-panel{ pointer-events:auto; }
.page[data-page="collab"].dragover .collab-msgs::after{
  content:attr(data-drop-hint); position:absolute; inset:8px; z-index:20; pointer-events:none;
  display:flex; align-items:center; justify-content:center; border-radius:var(--radius);
  border:2px dashed var(--accent); background:color-mix(in srgb, var(--accent) 8%, var(--panel));
  font-size:13px; color:var(--accent); font-weight:600;
}
.collab-rail{
  position:absolute; left:0; top:50%; z-index:14;
  transform:translateY(-50%);
  transition:left .22s ease-out;
}
.page[data-page="collab"].collab-prog-open .collab-rail{ left:232px; }
.collab-rail-handle{
  display:flex; flex-direction:column; align-items:center; justify-content:center; gap:5px;
  width:22px; padding:10px 3px; cursor:pointer;
  border:1px solid var(--line); border-left:none;
  border-radius:0 var(--radius-sm) var(--radius-sm) 0;
  background:var(--card); color:var(--muted);
  box-shadow:2px 0 8px rgba(0,0,0,.06);
  transition:border-color .2s, color .2s, box-shadow .2s;
}
.collab-rail-handle:hover{ border-color:var(--line-strong); color:var(--txt-2); box-shadow:2px 0 12px rgba(0,0,0,.1); }
.collab-rail-grip{
  width:3px; height:18px; border-radius:2px;
  background:linear-gradient(180deg, transparent, var(--line-strong) 20%, var(--line-strong) 80%, transparent);
  opacity:.55;
}
.collab-rail-chev{ width:12px; height:12px; flex:0 0 auto; transition:transform .22s ease-out; }
.page[data-page="collab"].collab-prog-open .collab-rail-chev{ transform:rotate(180deg); }
.collab-rail-badge{
  display:flex; flex-direction:column; align-items:center; gap:2px;
  font-size:10px; font-weight:700; line-height:1;
  font-family:var(--font-num); font-variant-numeric:var(--font-num-variant);
}
.collab-rail-badge.pulse{ animation:collab-rail-pulse .55s ease-out; }
@keyframes collab-rail-pulse{
  0%{ transform:scale(1); }
  35%{ transform:scale(1.12); }
  100%{ transform:scale(1); }
}
/* 把手运行数：转圈与呼吸上下分开，转圈内不叠绿点 */
.collab-rail-spin{
  display:block;
  width:12px; height:12px;
  margin:0 auto;
  border-radius:50%;
  background:transparent;
  border:2px solid color-mix(in srgb, var(--ok) 22%, transparent);
  border-top-color:var(--ok);
  animation:collab-rail-spin .8s linear infinite;
}
@keyframes collab-rail-spin{ to{ transform:rotate(360deg); } }
.collab-rail-dot{ width:6px; height:6px; border-radius:50%; background:var(--ok); flex:0 0 auto; }
.collab-rail-run .n{ color:var(--ok); }
.collab-rail-done .n{ color:var(--muted); }
.collab-rail-done .collab-rail-dot{ background:var(--muted2); }
.collab-rail-issue .n{ color:var(--danger); }
.collab-rail-dot--danger{ background:var(--danger-dot); }
.collab-prog-panel{
  position:absolute; top:0; left:0; bottom:0; width:232px; z-index:12;
  display:flex; flex-direction:column; overflow:hidden;
  background:var(--panel); border-right:1px solid var(--line);
  box-shadow:4px 0 16px rgba(0,0,0,.06);
  transform:translateX(-100%); transition:transform .22s ease-out;
  pointer-events:none;
}
.page[data-page="collab"].collab-prog-open .collab-prog-panel{
  transform:translateX(0); pointer-events:auto;
}
.collab-prog-panel-head{
  flex:0 0 auto; display:flex; align-items:center; justify-content:space-between; gap:8px;
  padding:12px 10px 10px 14px; border-bottom:1px solid var(--line-soft);
  font-size:13px; font-weight:700; color:var(--txt-strong);
}
.collab-prog-panel-head .ic-btn{ width:28px; height:28px; }
.collab-prog-panel-head .ic-btn svg{ width:14px; height:14px; }
.collab-prog-stats{
  flex:0 0 auto; display:flex; flex-wrap:wrap; gap:8px;
  padding:10px 12px; border-bottom:1px solid var(--line-soft);
}
.collab-stat{
  display:inline-flex; align-items:center; gap:5px;
  font-size:11px; font-weight:600; padding:4px 8px; border-radius:var(--radius-sm);
}
.collab-stat--running{ color:var(--ok); background:color-mix(in srgb, var(--ok) 10%, var(--panel)); }
.collab-stat--done{ color:var(--muted); background:color-mix(in srgb, var(--muted) 10%, var(--panel)); }
.collab-stat--done .collab-rail-dot{ background:var(--muted2); }
.collab-stat .n{ font-family:var(--font-num); font-variant-numeric:var(--font-num-variant); font-weight:700; }
.collab-progress-empty{
  flex:0 0 auto; font-size:12px; color:var(--muted); line-height:1.5;
  padding:10px 12px 0;
}
#collab-workers{
  flex:1 1 0; min-height:0; overflow-y:auto; padding:10px 12px 12px;
}
.collab-card{
  position:relative;
  border:1px solid var(--line); border-radius:var(--radius-sm); background:var(--card);
  padding:12px 12px 12px 14px; margin-bottom:10px; border-left:3px solid var(--collab-st, var(--line));
  box-shadow:0 2px 8px rgba(0,0,0,.04);
  transition:border-color .3s, box-shadow .3s, transform .2s;
}
.collab-card.pulse{ animation:collab-rail-pulse .55s ease-out; }
.collab-card:hover{ transform:translateY(-1px); box-shadow:0 4px 14px rgba(0,0,0,.07); }
.collab-card--running{ --collab-st:var(--ok); }
.collab-card--reported{ --collab-st:var(--muted); }
.collab-card--paused{ --collab-st:var(--amber); }
.collab-card--failed{ --collab-st:var(--danger); }
.collab-card--terminated{ --collab-st:var(--line-strong); }
.collab-card-st{ display:flex; align-items:center; gap:6px; font-size:11px; color:var(--muted); margin-bottom:6px; flex-wrap:wrap; }
.collab-dot{ width:7px; height:7px; border-radius:50%; background:var(--collab-st); flex:0 0 auto; }
.collab-st-ic{ display:inline-flex; align-items:center; justify-content:center; width:14px; height:14px; font-size:10px; font-weight:700; flex:0 0 auto; }
.collab-st-ic--ok{ color:var(--ok); }
.collab-st-ic--done{ color:var(--muted); }
.collab-st-ic--warn{ color:var(--danger); }
.collab-st-ic--pause,.collab-st-ic--off{ color:var(--muted); }
.collab-card-time{ margin-left:auto; font-size:10px; color:var(--muted); opacity:.85; }
.collab-card-title{ font-size:13px; font-weight:600; color:var(--txt-strong); margin-bottom:6px; }
.collab-card-sum{ font-size:12px; color:var(--muted); line-height:1.45; cursor:pointer; }
.collab-drawer-wrap{ position:fixed; inset:0; z-index:550; display:flex; }
.collab-drawer-backdrop{ position:absolute; inset:0; background:var(--overlay); }
.collab-drawer{
  position:absolute; right:0; top:0; bottom:0; width:min(420px,85vw);
  background:var(--panel); border-left:1px solid var(--line);
  box-shadow:var(--shadow-modal); display:flex; flex-direction:column;
  animation:collabDrawerIn .2s ease-out;
}
@keyframes collabDrawerIn{ from{ transform:translateX(100%); } to{ transform:translateX(0); } }
.collab-drawer-head{
  display:flex; align-items:center; justify-content:space-between;
  padding:14px 16px; border-bottom:1px solid var(--line-soft);
}
.collab-drawer-title{ font-size:14px; font-weight:700; color:var(--txt-strong); }
.collab-drawer-body{
  flex:1; overflow-y:auto; padding:16px; font-size:13px; line-height:1.6; color:var(--txt);
}
.collab-drawer-body p,.collab-drawer-body ul,.collab-drawer-body ol,.collab-drawer-body pre{ margin:0 0 .5em; }
.collab-drawer-body code{ font-size:12px; background:var(--field-bg); padding:1px 4px; border-radius:4px; }
.collab-drawer-body pre code{ display:block; padding:8px; border-radius:6px; white-space:pre-wrap; }
.collab-msg-enter{ animation:collab-msg-in .35s ease-out both; }
.bubble.sys .collab-wait-dots{
  display:inline-flex; align-items:center; justify-content:center; gap:5px;
  vertical-align:middle; padding:2px 0;
}
.collab-wait-dots i{
  display:block; width:5px; height:5px; border-radius:50%; background:var(--muted);
  animation:collab-wait-dot 1.2s ease-in-out infinite; font-style:normal;
}
.collab-wait-dots i:nth-child(1){ animation-delay:0s; }
.collab-wait-dots i:nth-child(2){ animation-delay:.2s; }
.collab-wait-dots i:nth-child(3){ animation-delay:.4s; }
@keyframes collab-wait-dot{
  0%,80%,100%{ opacity:.35; transform:translateY(0); }
  40%{ opacity:1; transform:translateY(-3px); }
}
@keyframes collab-msg-in{
  from{ opacity:0; transform:translateY(8px); }
  to{ opacity:1; transform:translateY(0); }
}
.collab-guide{ width:100%; max-width:var(--chat-col-w); margin:0 auto; }
.collab-guide .feature-head{ text-align:center; margin-bottom:22px; }
.collab-guide .page-title{ font-size:20px; line-height:1.35; margin-bottom:2px; }
.collab-guide .page-sub{ font-size:13px; line-height:1.6; margin-top:10px; margin-bottom:0; }
.collab-guide-steps{
  display:grid; grid-template-columns:repeat(4, minmax(0, 1fr)); gap:48px 56px;
  margin:0 0 8px; align-items:start;
}
.collab-guide-step{
  display:flex; flex-direction:column; align-items:center; gap:22px;
  text-align:center; min-height:100%;
}
.collab-guide-ic{
  flex:0 0 auto; width:52px; height:52px; border-radius:14px;
  display:flex; align-items:center; justify-content:center;
  background:color-mix(in srgb, var(--accent) 10%, var(--panel));
  color:var(--accent);
  border:1px solid color-mix(in srgb, var(--accent) 16%, var(--line));
}
.collab-guide-ic svg{ width:24px; height:24px; }
.collab-guide-txt{ display:flex; flex-direction:column; gap:12px; width:100%; }
.collab-guide-label{ font-size:14px; font-weight:600; color:var(--txt-strong); line-height:1.45; letter-spacing:.01em; }
.collab-guide-desc{ font-size:12px; font-weight:400; font-style:italic; color:var(--muted); line-height:1.7; }
.collab-nav-badge{
  margin-left:auto; min-width:18px; height:18px; padding:0 5px; border-radius:999px;
  background:var(--ok); color:#fff; font-size:10px; font-weight:700; line-height:18px; text-align:center;
}
.page[data-page="collab"] .collab-quick{
  display:flex; flex-wrap:wrap; gap:8px; margin-bottom:10px;
}
@media (max-width:900px){
  .collab-guide-steps{ grid-template-columns:repeat(2, minmax(0, 1fr)); gap:40px 32px; }
  .collab-guide-step{ gap:20px; }
  .page[data-page="collab"].collab-prog-open .collab-rail{ left:min(232px, 72vw); }
  .collab-prog-panel{ width:min(232px, 72vw); }
}