/* CodePier conversation window: editorial, industrial, and deliberately focused. */
.chat-workspace {
  --chat-bg:var(--ui-panel,#ffffff); --chat-side:var(--ui-side,#fafafa); --chat-surface:var(--ui-surface,#f0f0f0);
  --chat-raised:var(--ui-raised,#ffffff); --chat-hover:var(--ui-hover,#e8e8e8); --chat-selected:var(--ui-selected,#e3e3e3);
  --chat-line:var(--ui-line,#e3e3e3); --chat-border:var(--ui-border,#cccccc);
  --chat-fg:var(--ui-text,#272727); --chat-muted:var(--ui-muted,#606060); --chat-soft:var(--ui-soft,#626262);
  --chat-accent:var(--ui-accent,#746018); --chat-accent-soft:var(--ui-accent-soft,#f2eee0);
  --chat-primary:var(--ui-primary,#f3d970); --chat-primary-text:var(--ui-primary-text,#29261c);
  --chat-highlight:var(--ui-highlight,#f3d970); --chat-lilac:var(--ui-lilac,#ece9f3);
  --chat-apricot:var(--ui-apricot,#f3eae0); --chat-sky:var(--ui-sky,#e8eef3); --chat-ink:var(--ui-ink,#292929);
  --chat-danger:var(--ui-danger,#a13c35); --chat-danger-bg:var(--ui-danger-bg,#f8efed);
  --chat-warning:var(--ui-warning,#785b22); --chat-warning-bg:var(--ui-warning-bg,#f7f3e9);
  --chat-success:var(--ui-success,#34684e); --chat-success-bg:var(--ui-success-bg,#edf3ef);
  --chat-cover-project:var(--ui-cover-project,#cbbbfa); --chat-cover-device:var(--ui-cover-device,#c2ddf0);
  --chat-cover-task:var(--ui-cover-task,#f5ce91); --chat-cover-text:var(--ui-cover-text,#242129);
  --chat-cover-muted:var(--ui-cover-muted,#4c435c); --chat-cover-device-muted:var(--ui-cover-device-muted,#3a5060);
  --chat-cover-task-muted:var(--ui-cover-task-muted,#614722);
  --chat-content:780px; --chat-control-radius:var(--ui-control-radius,14px);
  --chat-control-height:var(--ui-control-height,40px); --chat-touch-target:var(--ui-touch-target,44px);
  --chat-panel-radius:var(--ui-panel-radius,26px); --chat-window-radius:var(--ui-window-radius,26px);
  --chat-shadow:var(--ui-shadow,0 24px 70px #00000014,0 3px 10px #00000008);
  --chat-scrim:var(--ui-scrim,#00000042); --chat-motion-fast:var(--ui-motion-fast,140ms);
  --chat-motion-normal:var(--ui-motion-normal,200ms); --chat-ease:var(--ui-ease,cubic-bezier(.2,.8,.2,1));
  --chat-font:var(--ui-font,-apple-system,BlinkMacSystemFont,"SF Pro Text","Segoe UI","PingFang SC","Microsoft YaHei",sans-serif);
  --chat-mono:var(--ui-mono,ui-monospace,"SFMono-Regular",Menlo,Consolas,monospace);
  --chat-user-bg:var(--ui-message-bg,#ededed); --chat-user-fg:var(--ui-message-text,#272727);
  display:flex;position:relative;isolation:isolate;width:100%;height: calc(100dvh - 24px);min-height:220px;
  margin:0 auto;overflow:hidden;border:1px solid var(--chat-line);border-radius:var(--chat-window-radius);
  background:var(--chat-bg);color:var(--chat-fg);font:14px/1.55 var(--chat-font);
  color-scheme:light;box-shadow:var(--chat-shadow);-webkit-font-smoothing:antialiased;

  box-sizing: border-box;
}
.chat-workspace[data-appearance="dark"],html[data-appearance="dark"] .chat-workspace {
  --chat-bg:var(--ui-panel,#222222); --chat-side:var(--ui-side,#1e1e1e); --chat-surface:var(--ui-surface,#2b2b2b);
  --chat-raised:var(--ui-raised,#2b2b2b); --chat-hover:var(--ui-hover,#343434); --chat-selected:var(--ui-selected,#393939);
  --chat-line:var(--ui-line,#3a3a3a); --chat-border:var(--ui-border,#515151);
  --chat-fg:var(--ui-text,#e5e5e5); --chat-muted:var(--ui-muted,#b9b9b9); --chat-soft:var(--ui-soft,#ababab);
  --chat-accent:var(--ui-accent,#d1bd75); --chat-accent-soft:var(--ui-accent-soft,#343128);
  --chat-primary:var(--ui-primary,#d1bd75); --chat-primary-text:var(--ui-primary-text,#27241b);
  --chat-highlight:var(--ui-highlight,#d1bd75); --chat-lilac:var(--ui-lilac,#302d37);
  --chat-apricot:var(--ui-apricot,#362f29); --chat-sky:var(--ui-sky,#293137); --chat-ink:var(--ui-ink,#292929);
  --chat-danger:var(--ui-danger,#e3a39b); --chat-danger-bg:var(--ui-danger-bg,#352b2a);
  --chat-warning:var(--ui-warning,#d5b77e); --chat-warning-bg:var(--ui-warning-bg,#322e27);
  --chat-success:var(--ui-success,#9ec4ae); --chat-success-bg:var(--ui-success-bg,#27332d);
  --chat-shadow:var(--ui-shadow,0 26px 78px #00000066,0 3px 10px #00000035);
  --chat-scrim:var(--ui-scrim,#000000a6); --chat-user-bg:var(--ui-message-bg,#343434); --chat-user-fg:var(--ui-message-text,#e5e5e5);
  --chat-cover-project:var(--ui-cover-project,#40374f); --chat-cover-device:var(--ui-cover-device,#2d414c);
  --chat-cover-task:var(--ui-cover-task,#4c3c2c); --chat-cover-text:var(--ui-cover-text,#f2edf8);
  --chat-cover-muted:var(--ui-cover-muted,#d3c7e0); --chat-cover-device-muted:var(--ui-cover-device-muted,#c1d8e4);
  --chat-cover-task-muted:var(--ui-cover-task-muted,#e5d0b2);
  color-scheme:dark;
}
body.chat-mode {margin:0;overflow:hidden;background:var(--ui-bg,#f4f4f4);}
html[data-appearance="dark"] body.chat-mode,body.chat-mode[data-chat-appearance="dark"] {background:var(--ui-bg,#191919);}
html:has(body.chat-mode) {scrollbar-gutter:auto;}
.chat-mode .ambient,.chat-mode .shell>.sidebar,.chat-mode .main>.topbar,.chat-mode .sidebar-scrim,.chat-mode .mobile-dock {display:none!important;}
.chat-mode .shell {display:block;min-height:100dvh;}
.chat-mode .main {margin:0;min-width:0;}
.chat-mode #page {padding: 12px;max-width:none;min-width:0;margin:0;animation:none;}
.chat-mode #page:focus {outline:none;}
.chat-workspace,.chat-workspace * {box-sizing:border-box;}
.chat-workspace [hidden] {display:none!important;}
.chat-workspace.appearance-changing,.chat-workspace.appearance-changing * {transition:none!important;}
.chat-workspace :is(button,input,textarea,select) {font:inherit;color:inherit;}
.chat-workspace button {cursor:pointer;touch-action:manipulation;}
.chat-workspace button:disabled {cursor:not-allowed;opacity:.42;}
.chat-workspace svg {width:18px;height:18px;flex:none;}
.chat-workspace :is(button,input,textarea,select,summary,a,[tabindex]):focus-visible {outline:var(--ui-focus-width,3px) solid var(--ui-focus,var(--chat-accent));outline-offset:3px;}
.chat-workspace ::selection {background:var(--chat-highlight);color:var(--chat-ink);}
.chat-workspace :is(input,select) {min-width:0;max-width:100%;padding:9px 11px;background:var(--chat-raised);border:1px solid var(--chat-line);border-radius:var(--chat-control-radius);}
.chat-workspace :is(input,textarea)::placeholder {color:var(--chat-soft);opacity:1;}
.chat-workspace .danger {color:var(--chat-danger);}
.chat-workspace kbd {padding:2px 6px;font:10px/1.4 var(--chat-font);border:1px solid var(--chat-border);border-radius:7px;color:var(--chat-soft);white-space:nowrap;}
.chat-square {display:inline-grid;place-items:center;width:var(--chat-control-height);height:var(--chat-control-height);padding:9px;flex:none;background:transparent;border:0;border-radius:50%;color:var(--chat-muted)!important;}
.chat-square:hover:not(:disabled),.chat-square[aria-pressed="true"] {background:var(--chat-hover);color:var(--chat-fg)!important;}
.chat-text-button {padding:7px;border:0;background:transparent;font-size:12px!important;color:var(--chat-muted)!important;}
.chat-primary-button,.chat-secondary-button,.chat-danger-button {display:inline-flex;align-items:center;justify-content:center;min-height:var(--chat-control-height);padding:8px 15px;border:1px solid var(--chat-border);border-radius:var(--chat-control-radius);font-size:12px!important;background:var(--chat-raised);}
.chat-primary-button {border-color:var(--chat-primary);background:var(--chat-primary);color:var(--chat-primary-text)!important;font-weight:700;}
.chat-danger-button {border-color:var(--chat-danger);background:var(--chat-danger-bg);color:var(--chat-danger)!important;}
.chat-secondary-button:hover:not(:disabled) {background:var(--chat-hover);}
.chat-primary-button:hover:not(:disabled),.chat-send:hover:not(:disabled) {background:var(--ui-primary-hover,#e8ce63);}

/* History rail */
.chat-sidebar {display:flex;flex-direction:column;flex:none;width:252px;min-width:0;min-height:0;padding: 16px 12px 12px;gap: 10px;border-right:1px solid var(--chat-line);background:var(--chat-side);}
.chat-sidebar-head {display:flex;align-items:center;justify-content:space-between;height:42px;flex:none;padding:0 10px;}
.chat-wordmark {display:flex;align-items:center;position:relative;min-height:30px;padding-left:39px;font-size:15px;font-weight:800;letter-spacing:0;}
.chat-wordmark::before {content:"";position:absolute;left:0;top:0;width:30px;height:30px;border-radius:50%;background:var(--chat-ink);}
.chat-wordmark::after {content:"";position:absolute;left:8px;top:8px;width:14px;height:14px;border:3px solid var(--chat-highlight);border-left-color:transparent;border-radius:50%;pointer-events:none;}
.chat-wordmark>span {display:block;margin-left:7px;font-size:10px;font-weight:500;color:var(--chat-soft);}
.chat-new-button {display:flex;align-items:center;gap:10px;min-height: 42px;padding:8px 10px 8px 15px;border: 0;border-radius: 999px;background: var(--chat-primary);color: var(--chat-primary-text);text-align:left;font-weight:700;}
.chat-workspace .chat-new-button { color:var(--chat-primary-text); }
.chat-new-button span {flex:1;font-size:13px;}
.chat-new-button svg {width:17px;height:17px;}
.chat-workspace .chat-new-button kbd {border-color: currentColor;color: var(--chat-primary-text);
  background: transparent;
}
.chat-new-button:hover:not(:disabled) {filter:brightness(.97);}
.chat-project-label {display:grid;gap:7px;padding:0 5px;color:var(--chat-muted);font-size:11px;font-weight:600;}
.chat-project-label select {width:100%;min-height:var(--chat-control-height);padding:8px 10px;font-size:13px;font-weight:650;background:var(--chat-surface);border-color:transparent;}
.chat-history-filter {display:grid;grid-template-columns:minmax(0,1fr);gap:4px;padding:0 4px;}
.chat-history-filter input {width:100%;min-height:var(--chat-control-height);padding:8px 11px;font-size:12px;background:var(--chat-surface);border-color:transparent;border-radius:20px;}
.chat-history-filter select {justify-self:start;padding:5px 4px;font-size:11px;background:transparent;border-color:transparent;color:var(--chat-muted);}
.chat-history {flex:1;min-height:0;overflow:auto;overscroll-behavior:contain;scrollbar-width:thin;scrollbar-color:var(--chat-border) transparent;}
.chat-history-group {padding:9px 12px 5px;font-size:10px;font-weight:700;color:var(--chat-soft);}
.chat-history-group:not(:first-child) {margin-top:12px;}
.chat-session {display:block;position:relative;width:100%;padding:11px 38px 11px 12px;margin:2px 0;border:0;border-radius:14px;background:transparent;text-align:left;}
.chat-session::after {content:"→";display:grid;place-items:center;position:absolute;right:8px;top:50%;width:24px;height:24px;border-radius:50%;background:var(--chat-fg);color:var(--chat-bg);font-size:12px;transform:translateY(-50%);opacity:0;}
.chat-session>span {display:block;overflow:hidden;white-space:nowrap;text-overflow:ellipsis;font-size:13px;font-weight:650;line-height:1.5;}
.chat-session small {display:flex;align-items:center;gap:6px;margin-top:4px;color:var(--chat-soft);font-size:10px;line-height:1.4;}
.chat-session[data-state="running"] small::before {content:"";width:6px;height:6px;border-radius:50%;background:var(--chat-success);}
.chat-session:hover:not(:disabled) {background:var(--chat-hover);}
.chat-session.active {background:var(--chat-selected);}
.chat-session.active::after {opacity:1;}
.chat-history-empty {padding:16px 11px;font-size:12px;line-height:1.75;color:var(--chat-soft);}
.chat-history-pages {display:flex;align-items:center;justify-content:space-between;gap:7px;min-height:20px;padding:0 8px;font-size:10px;color:var(--chat-soft);}
.chat-history-pages button {padding:4px;border:0;background:none;color:var(--chat-muted);}
.chat-sidebar-footer {display:grid;gap:8px;flex:none;padding-top:12px;border-top:1px solid var(--chat-line);}
.chat-sidebar-action {display:flex;align-items:center;gap:9px;width:100%;min-height:var(--chat-control-height);padding:8px 10px;border:0;border-radius:14px;background:none;text-align:left;font-size:12px!important;color:var(--chat-muted)!important;}
.chat-sidebar-action span {flex:1;}
.chat-sidebar-action svg {width:15px;height:15px;}
.chat-sidebar-action:hover:not(:disabled) {background:var(--chat-hover);}
.chat-sidebar-preferences {display:flex;align-items:center;justify-content:space-between;gap:8px;padding:0 5px;}
.chat-sidebar-preferences button {display:flex;align-items:center;gap:7px;min-height:38px;padding:7px 5px;border:0;background:none;font-size:11px;color:var(--chat-muted);}
.chat-sidebar-preferences svg {width:14px;height:14px;}
.chat-sidebar-preferences select {max-width:104px;padding:6px 3px;border-color:transparent;background:none;font-size:11px;color:var(--chat-muted);}

/* Conversation */
.chat-main {display:flex;flex-direction:column;position:relative;flex:1;min-width:0;min-height:0;background:var(--chat-bg);}
.chat-header {display:flex;align-items:center;gap:10px;position:relative;flex:none;min-height: 56px;padding: 8px 16px;border-bottom:1px solid var(--chat-line);}
.chat-heading {min-width:0;flex:1;}
.chat-heading h1 {margin:0;overflow:hidden;white-space:nowrap;text-overflow:ellipsis;max-width:100%;font-size:14px;font-weight:750;line-height:1.55;letter-spacing:0;color:var(--chat-fg);}
.chat-heading #chat-subtitle {display:block;margin-top:1px;color:var(--chat-soft);font-size:10px;line-height:1.4;}
.chat-header-right {display:flex;align-items:center;gap:2px;flex:none;}
.chat-connection {display:flex;align-items:center;gap:7px;margin-right:10px;font-size:10px;white-space:nowrap;color:var(--chat-muted);}
.chat-connection i {width:7px;height:7px;border-radius:50%;background:var(--chat-soft);}
.chat-connection[data-state="online"] i {background:var(--chat-success);}
.chat-connection[data-state="error"] i {background:var(--chat-danger);}
.chat-connection[data-state="reconnecting"] i {background:var(--chat-warning);}
.chat-overflow {position:relative;flex:none;}
.chat-overflow summary {display:grid;place-items:center;width:var(--chat-control-height);height:var(--chat-control-height);padding-bottom:8px;font-size:24px;line-height:1;list-style:none;cursor:pointer;border-radius:50%;color:var(--chat-muted);}
.chat-overflow summary:hover {background:var(--chat-hover);}
.chat-overflow summary::-webkit-details-marker {display:none;}
.chat-overflow>div {position:absolute;z-index:24;right:0;top:46px;width:220px;padding:7px;background:var(--chat-raised);border:1px solid var(--chat-line);border-radius:18px;box-shadow:var(--chat-shadow);}
.chat-overflow button {display:block;width:100%;min-height:38px;padding:9px 11px;border:0;border-radius:11px;background:none;text-align:left;font-size:12px;}
.chat-overflow button:hover:not(:disabled) {background:var(--chat-hover);}
.chat-overflow #chat-stop {border-top:1px solid var(--chat-line);border-radius:0;margin-top:5px;padding-top:12px;}
.chat-scroll {flex:1;min-height:0;overflow:auto;overscroll-behavior:contain;scrollbar-gutter:stable;scrollbar-width:thin;scrollbar-color:var(--chat-border) transparent;overflow-anchor:none;padding:34px max(28px,calc((100% - var(--chat-content))/2)) 26px;scroll-padding-block:24px;}
.chat-scroll:focus-visible {outline-offset:-4px;}
.chat-empty {display: grid;flex-direction:column;align-items: start;justify-content: start;text-align: left;height: auto;min-height: 0;padding: 10px 0 24px;
  margin: auto 0;

  grid-template-columns: minmax(0,1fr);

  gap: 0;
}
.chat-empty-mark {display: none;place-items:center;position:relative;width: 44px;height: 44px;margin-bottom: 12px;border-radius: 14px;color: var(--chat-accent);background: var(--chat-surface);overflow:hidden;}
.chat-empty-mark::before,.chat-empty-mark::after {content:"";position:absolute;border:2px solid var(--chat-highlight);border-radius:50%;pointer-events:none;}
.chat-empty-mark::before {width:42px;height:42px;left:-17px;bottom:-12px;}
.chat-empty-mark::after {width:24px;height:24px;right:-5px;top:-5px;}
.chat-empty-mark svg {width:25px;height:25px;position:relative;z-index:1;}
.chat-eyebrow {margin-bottom: 9px;font-size: 12px;font-weight: 500;color:var(--chat-muted);}
.chat-empty h2 {margin: 0 0 12px;font-size: clamp(32px,4.2vw,54px);font-weight: 750;letter-spacing: -.05em;line-height: 1.04;color:var(--chat-fg);
  font-family: var(--ui-display-font,var(--chat-font));

  max-width: 16ch;
}
.chat-empty p {margin:0;color:var(--chat-muted);font-size:13px;line-height:1.75;}
.chat-starters {display:grid;grid-template-columns: 1.15fr 1fr;width: 100%;gap: 12px;margin-top: 24px;text-align:left;
  grid-template-rows: repeat(2,minmax(0,1fr));
}
.chat-starters button {display:flex;flex-direction:column;align-items:flex-start;justify-content: space-between;gap: 12px;min-height: 84px;padding: 16px 48px 16px 16px;border: 0;border-radius: 22px;background: var(--chat-cover-project);text-align:left;color: var(--chat-cover-text);
  position: relative;
}
.chat-starters button:nth-child(2) {background: var(--chat-cover-device);}
.chat-starters button:nth-child(3) {background: var(--chat-cover-task);}
.chat-starters svg {width: 30px;height: 30px;padding: 6px;border-radius: 50%;background: var(--chat-cover-text);color: var(--chat-cover-project);}
.chat-starters span {min-width:0;}
.chat-starters strong {display:block;font-size: 17px;font-weight: 700;color: var(--chat-cover-text);
  font-family: var(--ui-display-font,var(--chat-font));
}
.chat-starters small {display:block;margin-top:4px;font-size: 11px;line-height:1.55;color: var(--chat-cover-muted);}
.chat-starters button:hover:not(:disabled) {box-shadow: inset 0 0 0 2px var(--chat-cover-text);
  background: var(--chat-cover-project);
}
.chat-messages {min-width:0;}
.chat-message {position:relative;min-width:0;margin:0 0 28px;overflow-wrap:anywhere;}
.chat-message-head {display:flex;align-items:center;justify-content:space-between;gap:12px;min-height:24px;margin-bottom:7px;}
.chat-message-label {font-size:10px;font-weight:750;line-height:1.5;color:var(--chat-muted);}
.chat-message-actions {display:flex;align-items:center;gap:5px;opacity:0;}
.chat-message:hover .chat-message-actions,.chat-message:focus-within .chat-message-actions {opacity:1;}
.chat-message-actions button {display:flex;align-items:center;min-height:30px;padding:4px 8px;border:0;border-radius:15px;background:none;font-size:10px;color:var(--chat-muted);}
.chat-message-actions svg {width:14px;height:14px;}
.chat-message-actions button:hover,.chat-code-head button:hover {background:var(--chat-hover);color:var(--chat-fg);}
.chat-message-body {min-width:0;color:var(--chat-fg);font-size:15px;line-height:1.82;white-space:pre-wrap;}
.chat-message-user {width:fit-content;max-width:88%;margin-left:auto;}
.chat-message-user .chat-message-head {justify-content:flex-end;}
.chat-message-user .chat-message-body {padding:13px 18px;border-radius:22px 22px 7px 22px;background:var(--chat-user-bg);color:var(--chat-user-fg);font-size:14px;line-height:1.75;}
.chat-message-assistant .chat-message-body {white-space:normal;}
.chat-message-body p {margin:0 0 14px;white-space:pre-wrap;}
.chat-message-body p:last-child {margin-bottom:0;}
.chat-message-body :is(h2,h3,h4,h5,h6) {margin:23px 0 10px;font-weight:750;line-height:1.45;letter-spacing:0;color:var(--chat-fg);}
.chat-message-body h2 {font-size:21px;}.chat-message-body h3 {font-size:18px;}.chat-message-body h4 {font-size:16px;}
.chat-message-body strong {font-weight:750;color:inherit;}
.chat-message-body :is(ul,ol) {margin:8px 0 17px;padding-left:24px;}
.chat-message-body li {padding:2px 0;}
.chat-message-body blockquote {margin:16px 0;border-left:3px solid var(--chat-primary);padding:4px 16px;color:var(--chat-muted);}
.chat-message-body a {color:var(--chat-accent);text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:3px;}
.chat-message-body hr {border:0;border-top:1px solid var(--chat-line);margin:25px 0;}
.chat-message-body code {font:12px/1.7 var(--chat-mono);padding:2px 5px;border-radius:5px;background:var(--chat-surface);color:var(--chat-fg);overflow-wrap:anywhere;}
.chat-message-user .chat-message-body code {background: var(--ui-message-code-bg,#e0e0e0);color:inherit;}
.chat-workspace[data-appearance="dark"] .chat-message-user .chat-message-body code,
html[data-appearance="dark"] .chat-workspace .chat-message-user .chat-message-body code {background:var(--ui-message-code-bg,#414141);}
.chat-message pre {max-width:100%;overflow:auto;padding:14px 16px;margin:9px 0;border:1px solid var(--chat-line);border-radius:14px;background:var(--chat-surface);color:var(--chat-muted);white-space:pre-wrap;overflow-wrap:anywhere;font:12px/1.75 var(--chat-mono);}
.chat-code {overflow:hidden;margin:18px 0;border:1px solid var(--chat-line);border-radius:18px;background:var(--chat-surface);}
.chat-code-head {display:flex;align-items:center;justify-content:space-between;padding:9px 15px;border-bottom:1px solid var(--chat-line);font-size:10px;color:var(--chat-muted);}
.chat-code-head button {min-height:26px;padding:2px 6px;background:none;border:0;border-radius:13px;font-size:10px;color:var(--chat-muted);}
.chat-code pre {tab-size:2;scrollbar-width:thin;scrollbar-color:var(--chat-border) transparent;margin:0;padding:16px;border:0;border-radius:0;white-space:pre;}
.chat-code code {padding:0;background:none;white-space:pre;}
.chat-table-scroll {max-width:100%;overflow:auto;margin:16px 0;border:1px solid var(--chat-line);border-radius:14px;}
.chat-table-scroll table {width:100%;border-collapse:collapse;font-size:12px;}
.chat-table-scroll :is(th,td) {padding:10px 13px;min-width:95px;text-align:left;border-bottom:1px solid var(--chat-line);}
.chat-table-scroll th {background:var(--chat-surface);font-weight:700;}
.chat-table-scroll tr:last-child td {border-bottom:0;}

/* Progressive execution and approvals */
.chat-process {margin:0 0 22px;min-width:0;color:var(--chat-muted);}
.chat-process>summary {display:flex;align-items:baseline;gap:8px;min-height:var(--chat-control-height);padding:9px 8px;list-style:none;cursor:pointer;font-size:12px;border-radius:14px;}
.chat-process>summary::-webkit-details-marker {display:none;}
.chat-process>summary::before {content:"";flex:none;width:7px;height:7px;border-right:2px solid currentColor;border-bottom:2px solid currentColor;transform:rotate(-45deg);margin:0 5px 0 2px;align-self:center;}
.chat-process[open]>summary::before {transform:rotate(45deg);}
.chat-process>summary:hover {background:var(--chat-surface);color:var(--chat-fg);}
.chat-process-label {flex:none;font-weight:700;}
.chat-process-meta {font-size:11px;line-height:1.6;overflow-wrap:anywhere;color:var(--chat-soft);}
.chat-process[data-active="true"] .chat-process-label {color:var(--chat-fg);}
.chat-process-body {padding:10px 0 0 15px;margin-left:10px;border-left:1px solid var(--chat-line);}
.chat-process-body>.chat-message {border-left:0;padding-left:0;margin-bottom:8px;}
.chat-process-body>.chat-message:last-child {margin-bottom:0;}
.chat-tool-failed {border-left-color:var(--chat-danger)!important;}
.chat-tool-failed summary {color:var(--chat-danger)!important;}
.chat-message-tool,.chat-message-reasoning {margin-bottom:14px;border-left:1px solid var(--chat-border);padding-left:15px;}
.chat-message-tool .chat-message-head,.chat-message-reasoning .chat-message-head {min-height:0;margin:0;position:absolute;right:0;top:0;}
.chat-message-tool .chat-message-label,.chat-message-reasoning .chat-message-label {display:none;}
.chat-message :is(summary) {padding:6px 38px 6px 0;font-size:12px;line-height:1.5;color:var(--chat-muted);cursor:pointer;}
.chat-message-approval {padding:18px 20px;border:1px solid var(--chat-border);border-left:5px solid var(--chat-warning);border-radius:20px;background:var(--chat-warning-bg);}
.chat-message-approval .chat-message-label {color:var(--chat-warning);font-size:11px;}
.chat-message-error .chat-message-body {padding:13px 15px;border-radius:15px;background:var(--chat-danger-bg);color:var(--chat-danger);font-size:13px;}
.chat-approval-actions {display:flex;flex-wrap:wrap;gap:9px;margin-top:16px;font-size:12px;color:var(--chat-muted);}
.chat-approval-actions button {min-height:var(--chat-control-height);padding:8px 14px;border:1px solid var(--chat-border);border-radius:20px;background:var(--chat-raised);font-size:12px;font-weight:650;}
.chat-approval-actions button:first-of-type {border-color:var(--chat-primary);background:var(--chat-primary);color:var(--chat-primary-text);}
.chat-approval-actions label {display:grid;width:100%;gap:8px;}
.chat-approval-actions textarea {width:100%;min-height:96px;padding:11px;border:1px solid var(--chat-border);border-radius:14px;background:var(--chat-raised);}
.chat-message-files {display:flex;flex-wrap:wrap;gap:7px;margin:8px 0;}
.chat-message-files span {padding:6px 9px;border:1px solid var(--chat-border);border-radius:14px;font-size:10px;color:var(--chat-muted);}
.chat-message.search-match {outline:3px solid var(--chat-primary);outline-offset:6px;border-radius:8px;}
.chat-find-bar {display:flex;align-items:center;flex:none;gap:8px;padding:9px 22px;border-bottom:1px solid var(--chat-line);background:var(--chat-side);}
.chat-find-bar input {flex:1;min-width:0;font-size:12px;background:var(--chat-surface);border-color:transparent;}
.chat-find-bar span {font-size:11px;white-space:nowrap;color:var(--chat-muted);}
.chat-find-bar button {width:32px;height:32px;padding:3px;background:none;border:0;border-radius:50%;color:var(--chat-muted);}

/* Floating composer */
.chat-composer-wrap {width:min(100%,calc(var(--chat-content) + 64px));min-width:0;flex:none;margin:0 auto;padding:8px 32px 16px;background:var(--chat-bg);}
.chat-composer {padding: 15px 15px 11px;border:1px solid var(--chat-border);border-radius: 26px;background:var(--chat-raised);box-shadow: none;}
.chat-composer:focus-within {border-color:var(--chat-fg);box-shadow: 0 0 0 2px var(--chat-accent-soft);}
.chat-composer textarea {display:block;width:100%;min-height:54px;max-height:22vh;padding:3px 5px 10px;resize:none;background:transparent!important;border:0!important;outline:none!important;box-shadow:none!important;color:var(--chat-fg);font-size:14px;line-height:1.7;}
.chat-compose-bottom {display:flex;align-items:center;justify-content:space-between;gap:8px;}
.chat-compose-controls {display:flex;align-items:center;min-width:0;gap:2px;}
.chat-compose-controls .chat-square {width:36px;height:36px;padding:8px;}
.chat-send-actions {display:flex;align-items:center;gap:8px;min-width:0;}
.chat-send-actions select {max-width:112px;padding:5px 4px;font-size:11px;border:0;background:transparent;color:var(--chat-muted);}
.chat-send {display:grid;place-items:center;flex:none;width:44px;height:44px;border:0;border-radius:50%;background:var(--chat-primary);color:var(--chat-primary-text)!important;box-shadow:inset 0 0 0 1px #17171712;}
.chat-send svg {width:19px;height:19px;}
.chat-send:disabled {opacity:.34;}
.chat-send:not(:disabled):hover {transform:translateY(-1px);}
.chat-composer[aria-busy="true"] .chat-send {opacity:.65;}
.chat-config-bar :is(button,select):hover:not(:disabled) {background:var(--chat-surface);}
.chat-text-button:hover,.chat-composer-note button:hover {color:var(--chat-accent);text-decoration:underline;text-underline-offset:3px;}
.chat-stop-turn {display:flex;align-items:center;gap:6px;min-height:36px;padding:6px 10px;border:1px solid var(--chat-border);border-radius:18px;background:none;font-size:11px!important;color:var(--chat-muted)!important;}
.chat-stop-turn svg {width:11px;height:11px;}
.chat-config-bar {display:flex;align-items:center;flex-wrap:wrap;gap:4px 13px;min-height:34px;margin:8px 4px 0;font-size:11px;color:var(--chat-muted);}
.chat-cli-label,.chat-effort-label {display:flex;align-items:center;gap:5px;flex:none;}
.chat-cli-label>span {font-size:9px;color:var(--chat-soft);}
.chat-config-bar select {min-height:30px;padding:3px 4px;border:0;border-radius:15px;background:transparent;font-size:11px;}
.chat-cli-label select {max-width:70px;}
.chat-effort-label svg {width:14px;height:14px;color:var(--chat-soft);}
.chat-effort-label>span {font-size:11px;}
.chat-effort-label select {max-width:132px;}
.chat-model-picker {display:inline-flex;align-items:center;gap:7px;min-height:32px;min-width:108px;max-width:280px;padding:4px 8px;border:0;border-radius:16px;background:transparent;text-align:left;}
.chat-model-picker>span {overflow:hidden;white-space:nowrap;text-overflow:ellipsis;font-size:12px;font-weight:700;color:var(--chat-fg);}
.chat-model-picker>svg:first-child {width:15px;height:15px;}.chat-model-picker>svg:last-child {width:11px;height:11px;color:var(--chat-soft);}
.chat-model-picker:hover:not(:disabled) {background:var(--chat-surface);}
.chat-cwd-button {display:flex;align-items:center;gap:5px;max-width:120px;min-height:30px;padding:4px 6px;background:none;border:0;border-radius:15px;font-size:11px;color:var(--chat-soft)!important;}
.chat-cwd-button svg {width:13px;height:13px;}.chat-cwd-button span {overflow:hidden;white-space:nowrap;text-overflow:ellipsis;}
.chat-setting-state {font-size:10px;color:var(--chat-soft);}
.chat-composer-note {display:flex;align-items:center;justify-content:space-between;gap:9px;min-height:23px;padding:4px 7px 0;font-size:10px;color:var(--chat-soft);}
.chat-composer-note #chat-status {flex:1;min-width:0;overflow-wrap:anywhere;}
.chat-composer-note button {padding:3px 0;border:0;background:none;font-size:10px;white-space:nowrap;color:var(--chat-muted);}
.chat-composer-note .is-error {color:var(--chat-danger)!important;}
.chat-catalog-notice {display:flex;align-items:center;gap:10px;padding:10px 13px;margin-bottom:8px;border-left:4px solid var(--chat-warning);border-radius:14px;background:var(--chat-warning-bg);color:var(--chat-warning);font-size:11px;}
.chat-catalog-notice span {flex:1;min-width:0;overflow-wrap:anywhere;}
.chat-catalog-notice button {flex:none;padding:4px;border:0;background:none;font-size:11px;white-space:nowrap;}
.chat-activity {display:flex;align-items:center;gap:8px;padding:0 7px 10px;font-size:11px;color:var(--chat-muted);}
.chat-activity i {width:9px;height:9px;border:2px solid var(--chat-border);border-top-color:var(--chat-muted);border-radius:50%;}
.chat-activity[data-state="approval"] i {border-color:var(--chat-warning);background:var(--chat-warning);}
.chat-activity button {margin-left:auto;background:none;border:0;font-size:10px;color:var(--chat-muted);}
.chat-activity button:empty {display:none;}
.chat-outbox {display:grid;gap:5px;max-height:94px;overflow:auto;}
.chat-queued {display:flex;align-items:center;gap:9px;min-width:0;padding:8px 11px;margin-bottom:5px;border-left:3px solid var(--chat-border);font-size:11px;}
.chat-queued span:first-child {flex:none;font-size:10px;color:var(--chat-muted);}
.chat-queued span:nth-child(2) {overflow:hidden;white-space:nowrap;text-overflow:ellipsis;flex:1;color:var(--chat-soft);}
.chat-queued button {border:0;background:none;font-size:10px;color:var(--chat-accent);}
.chat-files {display:flex;flex-wrap:wrap;gap:7px;max-height:108px;overflow:auto;}
.chat-files:not(:empty) {margin-bottom:9px;}
.chat-file {display:flex;align-items:center;gap:7px;max-width:280px;padding:7px 9px;border:1px solid var(--chat-line);border-radius:16px;background:var(--chat-surface);font-size:11px;}
.chat-file img {width:34px;height:34px;object-fit:cover;border-radius:9px;}
.chat-file>span {max-width:135px;overflow:hidden;white-space:nowrap;text-overflow:ellipsis;}
.chat-file small {font-size:9px;color:var(--chat-muted);white-space:nowrap;}
.chat-file button {padding:4px;border:0;background:none;font-size:11px;color:var(--chat-muted);}
.chat-latest {position:absolute;z-index:5;left:50%;bottom:calc(var(--chat-composer-height,210px) + 8px);transform:translateX(-50%);padding:9px 14px;border:1px solid var(--chat-border);border-radius:22px;background:var(--chat-raised);box-shadow:var(--chat-shadow);font-size:11px!important;color:var(--chat-fg)!important;white-space:nowrap;}

/* Inspector and layers */
.chat-inspector {display:flex;flex-direction:column;flex:none;width:300px;min-height:0;border-left:1px solid var(--chat-line);background:var(--chat-side);z-index:13;}
.chat-inspector>header {display:flex;align-items:center;justify-content:space-between;flex:none;min-height:68px;padding:13px 17px;font-size:13px;}
.chat-inspector-tabs {display:flex;gap:4px;flex:none;padding:0 13px 12px;border-bottom:1px solid var(--chat-line);overflow-x:auto;scrollbar-width:thin;}
.chat-inspector-tabs button {flex:1;flex-shrink:0;padding:8px 10px;border:0;border-radius:16px;background:none;font-size:11px;color:var(--chat-muted);white-space:nowrap;}
.chat-inspector-tabs button.active {background:var(--chat-selected);color:var(--chat-fg);font-weight:700;}
#chat-inspector-body {flex:1;min-height:0;overflow:auto;overscroll-behavior:contain;padding:5px 19px 24px;scrollbar-width:thin;color:var(--chat-muted);font-size:12px;}
#chat-inspector-body section {padding:18px 0;border-bottom:1px solid var(--chat-line);}
#chat-inspector-body h3 {margin:0 0 13px;color:var(--chat-fg);font-size:12px;font-weight:750;letter-spacing:0;}
#chat-inspector-body input {width:100%;font-size:12px;margin-bottom:9px;background:var(--chat-surface);border-color:transparent;}
#chat-inspector-body .chat-secondary-button {margin:8px 5px 0 0;font-size:11px!important;}
#chat-inspector-body meter {width:100%;height:8px;margin-bottom:10px;accent-color:var(--chat-primary);}
.chat-info-row {display:flex;align-items:flex-start;justify-content:space-between;gap:12px;padding:6px 0;font-size:11px;}
.chat-info-row span {color:var(--chat-soft);flex:none;}
.chat-info-row strong {font-weight:500;overflow-wrap:anywhere;text-align:right;font-size:11px;color:var(--chat-muted);}
.chat-inspector-note {margin-top:18px;font-size:11px;line-height:1.8;color:var(--chat-soft);}
.chat-command-list {display:grid;gap:2px;}
.chat-command-list button {padding:10px 8px;border:0;border-radius:13px;background:none;text-align:left;}
.chat-command-list button:hover:not(:disabled) {background:var(--chat-hover);}
.chat-command-list strong {display:block;font-size:12px;font-weight:700;color:var(--chat-fg);}
.chat-command-list small {display:block;margin-top:4px;font-size:11px;color:var(--chat-muted);}
.chat-library-file,.chat-queue-card {padding:14px 0;border-bottom:1px solid var(--chat-line);}
.chat-library-file strong {display:block;font-size:12px;font-weight:700;color:var(--chat-fg);overflow-wrap:anywhere;}
.chat-library-file small {display:block;margin:6px 0;font-size:10px;color:var(--chat-soft);}
.chat-queue-card p {margin:8px 0;font-size:12px;white-space:pre-wrap;overflow-wrap:anywhere;color:var(--chat-fg);}
.chat-queue-card small {font-size:10px;color:var(--chat-soft);}
.chat-popover {display:flex;flex-direction:column;position:absolute;z-index:30;width:420px;max-width:calc(100% - 20px);max-height:calc(100% - 30px);overflow:hidden;padding:14px;border:1px solid var(--chat-line);border-radius:22px;background:var(--chat-raised);box-shadow:var(--chat-shadow);}
.chat-popover-head {display:flex;align-items:center;gap:9px;flex:none;padding:0 2px 12px;font-size:13px;}
.chat-popover-head strong {flex:1;font-weight:750;}
.chat-popover-head button {display:grid;place-items:center;width:32px;height:32px;padding:7px;border:0;border-radius:50%;background:none;color:var(--chat-muted);}
.chat-popover-head button:hover:not(:disabled) {background:var(--chat-hover);}
.chat-popover-head svg {width:15px;height:15px;}
.chat-popover>input {flex:none;width:100%;padding:11px 13px;font-size:12px;background:var(--chat-surface);border-color:transparent;margin-bottom:7px;}
.chat-popover-foot {flex:none;margin-top:7px;padding:10px 3px 1px;border-top:1px solid var(--chat-line);font-size:10px;color:var(--chat-soft);}
.chat-popover-help {margin:0 0 12px;font-size:12px;line-height:1.7;color:var(--chat-muted);}
#chat-model-results {min-height:45px;max-height:390px;flex:1;overflow:auto;scrollbar-width:thin;}
.chat-model-group {padding:13px 10px 5px;font-size:10px;font-weight:700;color:var(--chat-soft);}
.chat-model-option {display:flex;align-items:center;justify-content:space-between;gap:12px;width:100%;min-height:52px;padding:10px;border:0;border-radius:14px;background:none;text-align:left;font-size:12px;}
.chat-model-option>span:first-child {min-width:0;}
.chat-model-option strong {display:block;font-size:12px;font-weight:700;color:var(--chat-fg);overflow-wrap:anywhere;}
.chat-model-option small {display:block;font-size:10px;color:var(--chat-soft);margin-top:3px;overflow-wrap:anywhere;}
.chat-model-option.selected {background:var(--chat-accent-soft);}
.chat-model-option.selected strong {color:var(--chat-accent);}
.chat-model-option:hover:not(:disabled),.chat-model-option[data-keyboard="true"] {background:var(--chat-hover);}
.chat-model-badges {flex:none;font-size:9px;color:var(--chat-muted);white-space:nowrap;}
.chat-picker-empty {padding:20px 10px;font-size:12px;line-height:1.8;color:var(--chat-muted);overflow-wrap:anywhere;}
.chat-slash {position:absolute;z-index:26;width:440px;max-width:calc(100% - 20px);max-height:240px;overflow:auto;padding:7px;border:1px solid var(--chat-line);border-radius:20px;background:var(--chat-raised);box-shadow:var(--chat-shadow);}
.chat-slash button {display:flex;align-items:center;gap:13px;width:100%;min-height:42px;padding:9px 11px;border:0;border-radius:13px;background:none;text-align:left;font-size:12px;}
.chat-slash strong {min-width:90px;font-size:12px;font-weight:700;color:var(--chat-fg);}
.chat-slash span {font-size:11px;color:var(--chat-muted);}
.chat-slash button.active {background:var(--chat-hover);}
.chat-sheet {width:400px;max-width:calc(100vw - 32px);max-height:calc(100dvh - 36px);padding:25px;margin:auto;border:1px solid var(--chat-line);border-radius:26px;background:var(--chat-raised);color:var(--chat-fg);box-shadow:var(--chat-shadow);overflow:auto;font-family:var(--chat-font);}
.chat-sheet::backdrop {background:var(--chat-scrim);}
.chat-sheet h2 {margin:0 0 10px;font-size:19px;line-height:1.5;font-weight:800;letter-spacing:0;}
.chat-sheet p {margin:0 0 19px;font-size:13px;line-height:1.8;color:var(--chat-muted);}
.chat-sheet input {width:100%;font-size:14px;padding:11px 13px;}
.chat-sheet-actions {display:flex;justify-content:flex-end;gap:8px;margin-top:24px;}
.chat-palette {width:530px;padding:9px;}
.chat-palette-search {display:flex;align-items:center;gap:10px;padding:9px 9px 13px;border-bottom:1px solid var(--chat-line);}
.chat-palette-search input {padding:8px;border:0;background:transparent;outline-offset:0;}
.chat-palette-results {max-height:min(390px,55dvh);overflow:auto;padding:8px 0;scrollbar-width:thin;}
.chat-palette-results button {display:flex;align-items:center;justify-content:space-between;width:100%;min-height:44px;padding:11px 13px;border:0;border-radius:14px;background:none;text-align:left;font-size:13px;}
.chat-palette-results button.active {background:var(--chat-hover);}
.chat-palette-results small {font-size:10px;color:var(--chat-muted);}
.chat-palette footer {display:flex;gap:18px;padding:11px;border-top:1px solid var(--chat-line);font-size:10px;color:var(--chat-soft);}
.chat-shade {display:none;}
.chat-workspace.is-dragging::after {content:"松开以添加图片或文件";display:grid;place-items:center;position:absolute;z-index:50;inset:10px;border:2px dashed var(--chat-accent);border-radius:24px;background:var(--chat-accent-soft);color:var(--chat-accent);font-size:16px;font-weight:700;pointer-events:none;}

/* Review summaries */
.chat-message-review {min-width:0;margin-block:12px 24px;}
.chat-review {border:1px solid var(--chat-border);border-radius:20px;background:var(--chat-raised);overflow:hidden;}
.chat-review>summary {display:flex;align-items:center;flex-wrap:wrap;gap:8px;min-height:48px;padding:12px 15px;cursor:pointer;list-style:none;}
.chat-review>summary::-webkit-details-marker,.chat-review-file>summary::-webkit-details-marker {display:none;}
.chat-review>summary::before {content:"›";font-size:20px;width:12px;color:var(--chat-muted);}
.chat-review[open]>summary::before {transform:rotate(90deg);}
.chat-review>summary:hover,.chat-review-file>summary:hover {background:var(--chat-hover);}
.chat-review>summary>strong {font-size:12px;font-weight:750;}
.chat-review-counts {margin-left:auto;font-size:11px;font-variant-numeric:tabular-nums;color:var(--chat-muted);overflow-wrap:anywhere;}
.chat-review-body {border-top:1px solid var(--chat-border);padding:13px 15px;min-width:0;}
.chat-review-note,.chat-review-loading {font-size:11px;color:var(--chat-muted);line-height:1.7;margin:0 0 9px;overflow-wrap:anywhere;}
.chat-review-files {min-width:0;}
.chat-review-file {min-width:0;border-top:1px solid var(--chat-border);}
.chat-review-file>summary {min-width:0;min-height:44px;padding:10px 0;display:flex;gap:12px;align-items:center;list-style:none;cursor:pointer;}
.chat-review-file>summary>strong {min-width:0;flex:1;font-size:11px;font-weight:650;overflow-wrap:anywhere;}
.chat-review-file>summary>span {flex:none;font-size:10px;font-variant-numeric:tabular-nums;color:var(--chat-muted);}
.chat-review-diff {min-width:0;}
.chat-review-diff pre {max-width:100%;max-height:360px;overflow:auto;margin:0 0 10px;padding:13px;border-radius:12px;background:var(--chat-surface);font-size:11px;line-height:1.75;tab-size:2;white-space:pre;scrollbar-width:thin;}
.chat-review-body button {min-height:38px;}
.chat-review-loading.is-error {color:var(--chat-danger);}
.chat-review-jump {display:block;width:100%;text-align:left;margin-top:8px;}
.chat-review-more {margin-top:8px;}




.chat-workspace .chat-starters button { color:var(--chat-fg); }
@media(min-width:761px) and (max-height:800px) {
  .chat-scroll { padding-block:16px; }
  .chat-empty { min-height:0; padding:8px 0 12px; }
  .chat-empty-mark { display:none; }
  .chat-eyebrow { margin-bottom:6px; }
  .chat-empty h2 { font-size:28px; }
  .chat-starters { margin-top:14px; }
  .chat-starters button { min-height:78px; padding:12px; }
  .chat-composer-wrap { padding-bottom:10px; }
  .chat-header { min-height:52px; }
}

@media(min-width:761px) {
  .history-collapsed .chat-sidebar,.chat-focus .chat-sidebar {display:none;}
}
@media(max-width:1250px) {
  .chat-sidebar {width:232px;}
  .chat-header {padding-inline:17px;}
  .chat-composer-wrap {padding-inline:24px;}
  .chat-config-bar {gap:4px 9px;}
  .chat-model-picker {max-width:220px;}
  .chat-connection {margin-right:5px;}
}
@media(max-width:1100px) {
  .chat-inspector {position:absolute;top:0;right:0;bottom:0;width:310px;max-width:100%;box-shadow:var(--chat-shadow);}
}
@media(max-width:760px) {
  .chat-mode #page {padding:0;}
  .chat-workspace {border:0;border-radius:0;height:100dvh;box-shadow:none;}
  .chat-sidebar {position:absolute;left:0;top:0;bottom:0;z-index:21;width:286px;max-width:calc(100% - 42px);visibility:hidden;transform:translateX(-100%);border-right:1px solid var(--chat-border);padding:18px 14px max(14px,env(safe-area-inset-bottom));}
  .drawer-open .chat-sidebar {visibility:visible;transform:translateX(0);}
  .chat-shade {position:absolute;inset:0;z-index:20;border:0;background:var(--chat-scrim);}
  .drawer-open .chat-shade {display:block;}
  .chat-header {min-height:58px;padding:max(8px,env(safe-area-inset-top)) 8px 8px;gap:3px;}
  .chat-heading h1 {font-size:13px;max-width:100%;}
  .chat-heading #chat-subtitle {font-size:9px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:38vw;}
  .chat-header-right {gap:0;}
  .chat-header-right .chat-square,.chat-drawer-toggle {width:var(--chat-control-height);height:var(--chat-control-height);padding:9px;}
  .chat-focus-button {display:none;}
  .chat-connection {display:flex;margin-right:1px;}
  .chat-connection span {display:none;}
  .chat-overflow summary {width:38px;height:40px;}
  .chat-scroll {padding:23px 18px 10px;scrollbar-gutter:auto;}
  .chat-empty {min-height:280px;padding:18px 0 25px;}
  .chat-empty-mark {width:64px;height:64px;margin-bottom:19px;border-radius:21px;}
  .chat-empty h2 {font-size:34px;}
  .chat-eyebrow {font-size:10px;margin-bottom:8px;}
  .chat-empty p {font-size:12px;}
  .chat-starters {grid-template-columns:repeat(2,minmax(0,1fr));gap:9px;margin-top:22px;}
  .chat-starters button {min-height:105px;padding:14px;border-radius:22px;gap:12px;}
  .chat-starters button:last-child {grid-column:1/-1;min-height:88px;flex-direction:row;align-items:center;}
  .chat-starters svg {width:31px;height:31px;padding:7px;}
  .chat-starters small {font-size:10px;}
  .chat-starters strong {font-size:13px;}
  .chat-message {margin-bottom:24px;}
  .chat-message-body {font-size:14px;}
  .chat-message-user {max-width:94%;}
  .chat-message-user .chat-message-body {font-size:14px;padding:12px 15px;}
  .chat-message-actions {opacity:1;}
  .chat-message-head {margin-bottom:6px;}
  .chat-message-actions button {font-size:9px;}
  .chat-message-approval {padding:15px;border-radius:18px;}
  .chat-composer-wrap {padding:6px 10px max(9px,env(safe-area-inset-bottom));}
  .chat-composer {padding:10px 10px 8px;border-radius:22px;}
  .chat-composer textarea {font-size:16px;min-height:46px;line-height:1.6;}
  .chat-compose-controls .chat-square {width:38px;height:40px;padding:9px;}
  .chat-send-actions {gap:5px;}
  .chat-send-actions select {max-width:84px;font-size:10px;}
  .chat-stop-turn {padding:6px 8px;}
  .chat-stop-turn span {display:none;}
  .chat-send {width:42px;height:42px;}
  .chat-config-bar {gap:1px 9px;margin:5px 2px 0;min-height:56px;align-content:center;}
  .chat-config-bar select,.chat-cwd-button {min-height:36px;}
  .chat-cli-label>span {display:none;}
  .chat-cli-label select {max-width:65px;}
  .chat-model-picker {max-width:calc(100% - 85px);min-width:112px;min-height:36px;}
  .chat-model-picker>span {font-size:11px;}
  .chat-effort-label {flex:1;}
  .chat-effort-label select {max-width:134px;}
  .chat-cwd-button {max-width:96px;}
  .chat-setting-state {font-size:9px;}
  .chat-composer-note {font-size:9px;min-height:22px;padding-top:3px;}
  .chat-composer-note button {font-size:9px;}
  .chat-activity {font-size:10px;padding-bottom:8px;}
  .chat-popover {padding:11px;border-radius:20px;}
  .chat-model-option {min-height:50px;}
  .chat-model-badges {font-size:8px;}
  .chat-popover-foot {font-size:9px;}
  .chat-inspector {width:min(334px,100%);}
  .chat-file {max-width:100%;}
  .chat-find-bar {gap:5px;padding:8px 10px;}
  .chat-find-bar span {font-size:10px;}
  .chat-catalog-notice {font-size:10px;padding:9px;}
  .chat-code pre {font-size:11px;}
  .chat-review>summary {padding:10px;gap:6px;}
  .chat-review-body {padding:10px;}
  .chat-review-counts {font-size:10px;}
  .chat-review-file>summary {min-height:44px;gap:6px;}
  .chat-review-body button {min-height:var(--chat-control-height);}
}
@media(max-width:360px) {
  .chat-header-right #chat-find-toggle {display:none;}
  .chat-heading h1 {max-width:34vw;}
  .chat-composer-wrap {padding-inline:8px;}
  .chat-cwd-button {max-width:66px;}
  .chat-config-bar {column-gap:6px;}
  .chat-empty-mark {width:54px;height:54px;margin-bottom:14px;}
  .chat-empty {min-height:245px;}
  .chat-empty h2 {font-size:29px;}
  .chat-starters {margin-top:17px;}
  .chat-starters button {min-height:94px;padding:12px;}
  .chat-send-actions select {max-width:74px;}
  .chat-compose-controls .chat-square {width:35px;}
}
@media(max-height:520px) {
  .chat-empty {min-height:100px;padding:10px 0;}
  .chat-popover-foot,.chat-empty-mark,.chat-eyebrow,.chat-starters {display:none;}
  .chat-header {min-height:48px;padding-block:5px;}
  .chat-composer textarea {min-height:36px;}
  .chat-composer-note {min-height:18px;}
  .chat-composer-wrap {padding-top:3px;padding-bottom:5px;}
}
@media(hover:none) {
  .chat-message-actions {opacity:1;}
  .chat-message-actions button,.chat-code-head button,.chat-file button {min-width:36px;min-height:36px;}
}
@media(max-width:760px), (pointer:coarse) {
  .chat-workspace :is(input:not([type="checkbox"]),textarea),
  .chat-sheet :is(input,textarea),
  #chat-inspector-body input {font-size:var(--ui-text-input,16px);}
  .chat-workspace :is(.chat-square,.chat-drawer-toggle,.chat-overflow summary,.chat-send),
  .chat-workspace .chat-compose-controls .chat-square {
    width:var(--chat-touch-target);height:var(--chat-touch-target);min-width:var(--chat-touch-target);
  }
  .chat-workspace :is(.chat-primary-button,.chat-secondary-button,.chat-danger-button,.chat-model-picker,.chat-cwd-button,.chat-stop-turn),
  .chat-workspace .chat-config-bar select,
  .chat-workspace .chat-sidebar-preferences :is(button,select),
  .chat-workspace .chat-approval-actions button,
  .chat-workspace .chat-inspector-tabs button,
  .chat-sheet-actions button {min-height:var(--chat-touch-target);}
  .chat-workspace :is(.chat-popover-head,.chat-find-bar) button {
    min-width:var(--chat-touch-target);min-height:var(--chat-touch-target);
  }
  .chat-workspace :is(.chat-file,.chat-message-actions,.chat-code-head) button {
    min-width:var(--chat-touch-target);min-height:var(--chat-touch-target);
  }
}

.chat-starters button:first-child { grid-row:1 / span 2; }
.chat-starters button:not(:first-child) { flex-direction:row;align-items:center;justify-content:flex-start; }
.chat-starters button:not(:first-child)>svg { display:none; }
.chat-starters button:nth-child(2) small { color:var(--chat-cover-device-muted); }
.chat-starters button:nth-child(3) small { color:var(--chat-cover-task-muted); }
.chat-starters button:nth-child(2):hover:not(:disabled) { background:var(--chat-cover-device); }
.chat-starters button:nth-child(3):hover:not(:disabled) { background:var(--chat-cover-task); }
.chat-starters button::after { content:"↗";position:absolute;right:13px;bottom:15px;display:grid;place-items:center;width:28px;height:28px;border:1px solid currentColor;border-radius:50%;font-size:15px;color:var(--chat-cover-text); }
@media (max-width:760px) {
  .chat-empty h2 { font-size:36px; }
  .chat-empty { padding-top:8px; }
  .chat-starters { grid-template-columns:1.08fr 1fr;grid-template-rows:repeat(2,minmax(84px,auto));gap:10px;margin-top:20px; }
  .chat-starters button { padding:14px 36px 14px 14px;min-height:84px;border-radius:22px; }
  .chat-starters button:first-child { grid-row:1 / span 2; }
  .chat-starters button:last-child { grid-column:2;min-height:84px; }
  .chat-starters strong { font-size:15px; }
  .chat-starters small { font-size:11px; }
  .chat-starters button::after { right:9px;bottom:13px;width:24px;height:24px;font-size:13px; }
}
@media (min-width:761px) and (max-height:800px) {
  .chat-empty h2 { font-size:42px; }
  .chat-starters { margin-top:18px;gap:10px; }
  .chat-starters button { min-height:70px;padding-top:12px;padding-bottom:12px; }
}
@media (max-height:520px) { .chat-starters { display:none; }.chat-empty h2 { font-size:28px; } }

@media(prefers-reduced-motion:no-preference) {
  .chat-new-button,.chat-send,.chat-square,.chat-session,.chat-model-option,.chat-starters button,.chat-composer {transition:background var(--chat-motion-fast) var(--chat-ease),border-color var(--chat-motion-fast) var(--chat-ease),box-shadow var(--chat-motion-fast) var(--chat-ease),transform var(--chat-motion-fast) var(--chat-ease);}
  .chat-message-actions {transition:opacity var(--chat-motion-fast) var(--chat-ease);}
  .chat-popover,.chat-sheet[open] {animation:chat-layer-in var(--chat-motion-normal) var(--chat-ease);}
  .chat-activity[data-state="working"] i {animation:chat-activity-spin 1s linear infinite;}
  .chat-sidebar {transition:transform .22s cubic-bezier(.2,.8,.2,1);}
  @keyframes chat-layer-in {from{opacity:0;transform:translateY(5px) scale(.985);}to{opacity:1;transform:none;}}
  @keyframes chat-activity-spin {to{transform:rotate(360deg);}}
}
/* Global history: ownership remains visible without reserving a large arrow. */
.chat-history-heading {display:flex;align-items:center;justify-content:space-between;min-height:30px;padding:0 8px;gap:8px;}
.chat-history-heading strong {font-size:12px;font-weight:650;}
.chat-history-heading .chat-text-button {padding:5px;font-size:11px!important;}
.chat-history-scope {display:flex;align-items:center;gap:8px;padding:0 5px;color:var(--chat-muted);font-size:11px;flex:none;}
.chat-history-scope select {flex:1;width:100%;min-height:36px;background:var(--chat-surface);border-color:transparent;font-size:12px;}
.chat-sidebar .chat-session {padding:11px 12px;border:1px solid transparent;}
.chat-sidebar .chat-session::after {content:none;}
.chat-sidebar .chat-session.active {border-color:var(--chat-border);box-shadow:inset 3px 0 var(--chat-accent);}
.chat-sidebar .chat-session-title {font-size:13px;line-height:1.55;}
.chat-sidebar .chat-session-meta {display:flex;flex-wrap:wrap;column-gap:6px;row-gap:5px;align-items:center;margin-top:7px;}
.chat-sidebar .chat-session-meta::before {content:none;}
.chat-project-badge {display:block;min-width:0;max-width:100%;padding:2px 7px;border:1px solid var(--chat-border);border-radius:6px;color:var(--chat-fg);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:10px;font-weight:600;line-height:1.5;}
.chat-session-state {display:inline-flex;align-items:center;gap:5px;font-size:10px;white-space:nowrap;}
.chat-session-state::before {content:'';width:5px;height:5px;border-radius:50%;background:var(--chat-soft);flex:none;}
.chat-session[data-state="running"] .chat-session-state::before {background:var(--chat-success);}
.chat-session[data-state="offline"] .chat-session-state::before {background:var(--chat-warning);}
.chat-history-notice {display:flex;flex-direction:column;align-items:flex-start;gap:6px;margin:0 4px;padding:10px;font-size:11px;color:var(--chat-danger);background:var(--chat-danger-bg);border-radius:10px;overflow-wrap:anywhere;max-height:140px;overflow:auto;}
.chat-history-notice button {padding:6px 10px;border:1px solid var(--chat-border);background:var(--chat-raised);border-radius:8px;color:var(--chat-fg);}
.chat-history[aria-busy="true"] {cursor:progress;}
.chat-history-pages button {min-width:40px;min-height:32px;border-radius:8px;}
.chat-history-pages button:hover:not(:disabled) {background:var(--chat-hover);}

/* The execution target belongs to the draft, never to the history filter. */
.chat-new-context {display:grid;grid-template-columns:minmax(0,1fr) auto;gap:3px 12px;align-items:center;width:100%;margin:0 0 9px;padding:8px 12px;border:1px solid var(--chat-line);border-radius:14px;background:var(--chat-side);}
.chat-new-context label {display:flex;align-items:center;gap:10px;min-width:0;white-space:nowrap;color:var(--chat-muted);font-size:11px;}
.chat-new-context select {flex:1;min-width:0;width:100%;max-width:300px;padding:5px 9px;min-height:32px;font-size:12px;font-weight:650;}
#chat-target-info {grid-column:1/-1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:10px;color:var(--chat-soft);}
.chat-new-context[data-unavailable="true"] #chat-target-info {white-space:normal;color:var(--chat-warning);}
#chat-change-project {white-space:nowrap;font-size:11px!important;}

/* Native modal: a deliberate, cancellable project choice, bounded at every size. */
.chat-workspace .chat-project-sheet {width:min(580px,calc(100vw - 32px));max-width:calc(100vw - 32px);max-height:calc(100dvh - 32px);padding:24px;border:1px solid var(--chat-border);border-radius:22px;background:var(--chat-bg);color:var(--chat-fg);box-shadow:var(--chat-shadow);overflow:hidden;}
.chat-workspace .chat-project-sheet[open] {display:flex;flex-direction:column;gap:14px;}
.chat-project-sheet::backdrop {background:var(--chat-scrim);}
.chat-project-sheet-head {display:flex;align-items:flex-start;justify-content:space-between;gap:12px;flex:none;}
.chat-project-sheet-head>div {min-width:0;}
.chat-project-sheet-head h2 {margin:5px 0 0;font-size:24px;line-height:1.3;font-weight:700;letter-spacing:-.4px;}
.chat-project-sheet-head .chat-eyebrow {font-size:10px;color:var(--chat-muted);}
.chat-project-sheet-head .chat-square {margin-top:-6px;margin-right:-8px;font-size:23px;}
#chat-project-dialog-description {flex:none;margin:0;font-size:12px;line-height:1.7;color:var(--chat-muted);}
#chat-project-search {flex:none;width:100%;min-height:44px;margin:0;font-size:14px;}
#chat-project-results {min-height:0;max-height:400px;overflow-y:auto;overflow-x:hidden;overscroll-behavior:contain;scrollbar-width:thin;padding:3px;margin:-3px;}
.chat-project-option {display:flex;align-items:center;gap:13px;width:100%;padding:13px 11px;margin:2px 0;text-align:left;border:1px solid transparent;border-radius:13px;background:none;}
.chat-project-option>span:last-child {display:grid;gap:3px;min-width:0;}
.chat-project-option strong {font-size:14px;line-height:1.4;overflow-wrap:anywhere;}
.chat-project-option small {font-size:11px;color:var(--chat-muted);line-height:1.5;}
.chat-project-path {display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:11px;font-family:var(--chat-mono);color:var(--chat-soft);}
.chat-project-initial {display:grid;place-items:center;flex:none;width:38px;height:38px;border:1px solid var(--chat-line);border-radius:11px;background:var(--chat-accent-soft);font-size:16px;font-weight:700;color:var(--chat-accent);}
.chat-project-option:hover:not(:disabled),.chat-project-option[data-keyboard="true"] {background:var(--chat-hover);border-color:var(--chat-border);}
.chat-project-option:disabled {opacity:.6;}
.chat-project-sheet-foot {display:flex;align-items:center;justify-content:space-between;gap:10px;padding-top:8px;border-top:1px solid var(--chat-line);flex:none;}
.chat-project-sheet-foot>span {color:var(--chat-soft);font-size:10px;}
.chat-project-sheet-foot button {min-height:36px;}

@media(max-width:760px) {
  .chat-history-scope select,.chat-history-heading button,.chat-history-pages button {min-height:40px;}
  .chat-new-context {padding:7px 9px;margin-bottom:7px;gap:2px 4px;}
  .chat-new-context select,#chat-change-project {min-height:40px;}
  .chat-workspace .chat-project-sheet {width:calc(100vw - 20px);max-width:calc(100vw - 20px);max-height:calc(100dvh - 20px);padding:18px;border-radius:19px;}
  .chat-project-sheet-head h2 {font-size:22px;}
  #chat-project-search {font-size:16px;}
  .chat-project-sheet-foot button {min-height:44px;}
}
@media(max-height:520px) {
  .chat-history-heading {min-height:24px;}
  .chat-sidebar {gap:5px;}
  .chat-sidebar-footer {gap:0;padding-top:3px;}
  .chat-new-context {padding-block:4px;margin-bottom:4px;}
  #chat-target-info {display:none;}
  .chat-workspace .chat-project-sheet[open] {gap:8px;padding:13px 18px;}
  .chat-project-sheet-head h2 {font-size:19px;margin:0;}
  .chat-project-sheet-head .chat-eyebrow,.chat-project-sheet-foot>span {display:none;}
  #chat-project-dialog-description {font-size:11px;line-height:1.4;}
  .chat-project-option {padding:8px;}
}
/* On compact screens, keep actions reachable and reserve room for history. */
@media(max-width:760px) and (max-height:700px) {
  .chat-sidebar {padding:12px 10px;gap:6px;}
  .chat-sidebar-head {height:34px;}
  .chat-history-heading {min-height:24px;}
  .chat-history-filter {grid-template-columns:minmax(0,1fr) 80px;align-items:center;}
  .chat-history-filter select {width:100%;min-height:40px;}
  .chat-sidebar-footer {gap:2px;padding-top:8px;}
}
@media(max-width:760px) and (max-height:520px) {
  .chat-sidebar {padding:8px 10px;gap:5px;}
  .chat-sidebar-head {display:none;}
  .chat-sidebar-footer {gap:0;padding-top:3px;}
}
@media(prefers-reduced-motion:reduce) {
  .chat-workspace * {animation:none!important;transition:none!important;scroll-behavior:auto!important;}
}