:root,
:host {
  color-scheme: dark;
  --bg: #000000;
  --sidebar: #050505;
  --sidebar-line: #191919;
  --surface: #202020;
  --surface-hover: #2c2c2c;
  --bubble: #303030;
  --text: #ececec;
  --muted: #9b9b9b;
  --faint: #6f6f6f;
  --line: #303030;
  --accent: #ffffff;
  --danger: #ff7066;
  --sidebar-width: 344px;
  --sidebar-collapsed-width: 60px;
  --files-width: 300px;
  --chat-content-width: 1080px;
  --chat-gutter: clamp(18px, 4vw, 56px);
}

* {
  box-sizing: border-box;
}

html,
body {
  height: 100%;
}

:host {
  display: block;
  width: 100%;
  height: 100%;
  min-width: 320px;
  min-height: 0;
  overflow: hidden;
  background: var(--bg);
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

/* Theme override scoped to the ai-harness-app shadow host only. */
:host([theme="light"]) {
  color-scheme: light;
  --bg: #f5f4f2;
  --sidebar: #ebe9e5;
  --sidebar-line: #d8d4ce;
  --surface: #ffffff;
  --surface-hover: #ebe8e3;
  --bubble: #e7e4df;
  --text: #24211e;
  --muted: #6f6962;
  --faint: #8f8880;
  --line: #d5d0c9;
  --accent: #24211e;
  --danger: #b42318;
  --panel: #faf9f7;
  --field: #ffffff;
  --raised: #efede9;
  --selected: #e4e0da;
  --strong-line: #bbb5ad;
}

:host([theme="light"]) .app,
:host([theme="light"]) .chat,
:host([theme="light"]) .columnResizeHandle {
  background: var(--bg);
  color: var(--text);
}

:host([theme="light"]) .brand img,
:host([theme="light"]) .sidebarToggleLogo {
  filter: brightness(0) saturate(100%);
}

:host([theme="light"]) .sidebarToggle {
  color: #24211e;
  outline: 1px solid #c9c3bb;
  outline-offset: -1px;
}

:host([theme="light"]) .sidebarToggle:hover,
:host([theme="light"]) .sidebarToggle:focus-visible {
  background: #ddd9d3;
  color: #11100f;
}

:host([theme="light"]) .sendButton {
  border: 1px solid #24211e;
  background: #24211e;
  color: #ffffff;
}

:host([theme="light"]) .sendButton:hover:not(:disabled),
:host([theme="light"]) .sendButton:focus-visible {
  background: #403b36;
  color: #ffffff;
}

body {
  min-width: 320px;
  margin: 0;
  overflow: hidden;
  background: var(--bg);
  color: var(--text);
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
}

button,
textarea {
  font: inherit;
}

button {
  border: 0;
  background: transparent;
  color: inherit;
  cursor: pointer;
}

button:disabled {
  cursor: not-allowed;
  opacity: 0.45;
}

code {
  color: #d8d8d8;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace;
  font-size: 0.9em;
}

.app {
  display: grid;
  grid-template-columns: var(--sidebar-width) 8px minmax(360px, 1fr) 8px var(--files-width);
  height: 100vh;
  background: var(--bg);
}

/* Keep optional columns anchored to their tracks when a sibling is hidden. */
.sidebar { grid-column: 1; }
.sidebarResizeHandle { grid-column: 2; }
.chat { grid-column: 3; }
.filesResizeHandle { grid-column: 4; }
.filesColumn { grid-column: 5; }

.app.sidebar-collapsed {
  grid-template-columns: var(--sidebar-collapsed-width) 8px minmax(360px, 1fr) 8px var(--files-width);
}

.app.files-collapsed { grid-template-columns: var(--sidebar-width) 8px minmax(360px, 1fr) 0 0; }
.app.sidebar-collapsed.files-collapsed { grid-template-columns: var(--sidebar-collapsed-width) 8px minmax(360px, 1fr) 0 0; }
.app.files-collapsed .filesColumn, .app.files-collapsed .filesResizeHandle { display: none; }

/* Public ai-harness-app column visibility properties. */
:host([hide-left-column]) .sidebar,
:host([hide-left-column]) .sidebarResizeHandle,
:host([hide-right-column]) .filesColumn,
:host([hide-right-column]) .filesResizeHandle,
:host([hide-right-column]) #toggleFilesColumnButton { display: none; }
:host([hide-left-column]) .app {
  grid-template-columns: 0 0 minmax(360px, 1fr) 8px var(--files-width);
}
:host([hide-right-column]) .app {
  grid-template-columns: var(--sidebar-width) 8px minmax(360px, 1fr) 0 0;
}
:host([hide-right-column]) .app.sidebar-collapsed {
  grid-template-columns: var(--sidebar-collapsed-width) 8px minmax(360px, 1fr) 0 0;
}
:host([hide-left-column][hide-right-column]) .app,
:host([hide-left-column][hide-right-column]) .app.sidebar-collapsed {
  grid-template-columns: 0 0 minmax(360px, 1fr) 0 0;
}

.sidebar {
  display: flex;
  min-height: 0;
  flex-direction: column;
  background: var(--sidebar);
  color: #e8e8e8;
  transition: width 160ms ease;
}

.sidebarTop {
  display: flex;
  min-height: 68px;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 18px 12px 12px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 0;
}

.brand img {
  width: 34px;
  height: 34px;
  flex: 0 0 34px;
  border-radius: 8px;
  object-fit: cover;
}

.brandName {
  overflow: hidden;
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: .01em;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.sidebarToggle {
  position: relative;
  display: inline-grid;
  width: 36px;
  height: 36px;
  flex: 0 0 36px;
  place-items: center;
  border-radius: 8px;
  padding: 0;
  color: #dcdcdc;
  font-size: 1rem;
  line-height: 1;
}

.sidebarToggleLogo,
.sidebarToggle .dmfuUa_panelIcon {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  transition: opacity 120ms ease;
}

.sidebarToggleLogo {
  display: block;
  width: 34px;
  height: 34px;
  opacity: 0;
}

.sidebarToggle:hover {
  background: var(--surface-hover);
}

.sidebarToggle .dmfuUa_panelIcon {
  display: block;
  width: 16px;
  height: 16px;
}

.sidebarActions,
.chatActions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.iconButton,
.composerIcon,
.sendButton {
  display: inline-grid;
  width: 34px;
  height: 34px;
  place-items: center;
  border-radius: 999px;
  color: #dedede;
  font-size: 1.12rem;
  line-height: 1;
}

.iconButton:hover,
.composerIcon:hover,
.modeButton:hover,
.textButton:hover {
  background: var(--surface-hover);
}

.sidebarSection {
  display: grid;
  gap: 3px;
  padding: 8px 8px 0;
}

.sidebarSection button {
  display: flex;
  min-height: 42px;
  width: 100%;
  align-items: center;
  gap: 12px;
  overflow: hidden;
  border-radius: 8px;
  padding: 0 12px;
  color: #e2e2e2;
  font-size: 1rem;
  text-align: left;
  white-space: nowrap;
  text-overflow: ellipsis;
}

.sidebarSection button:hover,
.sidebarSection button.active {
  background: #1d1d1d;
}

.navIcon {
  display: inline-grid;
  width: 26px;
  height: 26px;
  flex: 0 0 26px;
  place-items: center;
  border-radius: 6px;
  color: #f1f1f1;
  font-size: 1.15rem;
  line-height: 1;
}

.recentIcon {
  display: none;
  border: 1px solid #333;
  color: #bdbdbd;
  font-size: 0.95rem;
}

.navLabel {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
}

.recents {
  min-height: 0;
  overflow: auto;
  padding-bottom: 18px;
}

.conversationMenu { margin-top: 0; }

.recentsList {
  display: grid;
  gap: 3px;
}

.recentRow {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 32px;
  align-items: center;
  gap: 2px;
}

.sidebarSection .deleteConversationButton {
  display: grid;
  width: 32px;
  height: 40px;
  min-height: 40px;
  place-items: center;
  border-radius: 8px;
  padding: 0;
  color: var(--faint);
  font-size: 1.2rem;
  line-height: 1;
}

.sidebarSection .deleteConversationButton:hover {
  background: #2a1716;
  color: #ff8f87;
}

.recents button,
.recentsList button {
  min-height: 40px;
  display: flex;
  overflow: hidden;
  text-overflow: ellipsis;
}

.emptyRecents {
  margin: 0;
  padding: 8px 12px;
  color: var(--muted);
  font-size: 0.9rem;
}

.account {
  margin-top: auto;
  border-top: 1px solid var(--sidebar-line);
  padding: 8px;
}

.providerShortcutButton {
  display: block;
  width: 100%;
  min-width: 0;
  border-radius: 8px;
  padding: 8px 12px;
  text-align: left;
}

.account .providerShortcutSummary { display: grid; margin: 0; gap: 3px; }
.account .providerShortcutName {
  margin-top: 0;
  color: var(--text);
  font-size: .82rem;
  font-weight: 700;
}
.account .providerShortcutModel { margin-top: 0; color: var(--muted); font-size: .76rem; }
.account .providerShortcutPrice { margin-top: 0; color: var(--faint); font-size: .68rem; }

.providerShortcutButton:hover,
.providerShortcutButton:focus-visible {
  background: var(--surface-hover);
}

.providerShortcutButton:focus-visible {
  outline: 2px solid color-mix(in srgb, var(--accent) 35%, transparent);
  outline-offset: -2px;
}

.account span {
  display: block;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
}

.account span {
  margin-top: 2px;
  color: var(--muted);
  font-size: 0.82rem;
}

.app.sidebar-collapsed .sidebarTop {
  min-height: 68px;
  flex-direction: row;
  justify-content: space-between;
  gap: 14px;
  padding: 18px 12px 12px;
}

.app.sidebar-collapsed .brand {
  display: none;
}

.app.sidebar-collapsed .sidebarToggle {
  margin-left: 0;
}

.app.sidebar-collapsed .sidebarToggleLogo {
  opacity: 1;
}

.app.sidebar-collapsed .sidebarToggle .dmfuUa_panelIcon {
  opacity: 0;
}

.app.sidebar-collapsed .sidebarToggle:hover .sidebarToggleLogo,
.app.sidebar-collapsed .sidebarToggle:focus-visible .sidebarToggleLogo {
  opacity: 0;
}

.app.sidebar-collapsed .sidebarToggle:hover .dmfuUa_panelIcon,
.app.sidebar-collapsed .sidebarToggle:focus-visible .dmfuUa_panelIcon {
  opacity: 1;
}

.app.sidebar-collapsed .sidebarSection {
  gap: 9px;
  padding: 8px 9px;
  justify-items: center;
}

.app.sidebar-collapsed .sidebarSection {
  margin-top: 0;
}

.app.sidebar-collapsed .sidebarSection button {
  width: 36px;
  height: 36px;
  min-height: 36px;
  justify-content: center;
  gap: 0;
  border: 0;
  border-radius: 8px;
  padding: 0;
}

.app.sidebar-collapsed .navIcon {
  width: 26px;
  height: 26px;
}

.app.sidebar-collapsed #newChatButton .navLabel { display: none; }

.app.sidebar-collapsed .recentIcon {
  display: inline-grid;
  width: 100%;
  height: 100%;
  padding: 4px;
  border: 0;
  font-size: 1.25rem;
  font-weight: 700;
  line-height: 1;
}

.app.sidebar-collapsed .recentsList {
  gap: 9px;
}

.app.sidebar-collapsed .recentsList .navLabel {
  display: none;
}

.app.sidebar-collapsed .recentRow {
  display: block;
}

.app.sidebar-collapsed .deleteConversationButton {
  display: none;
}

.app.sidebar-collapsed .recents {
  padding-bottom: 12px;
}

.app.sidebar-collapsed .account {
  display: none;
}

.chat {
  position: relative;
  display: flex;
  min-width: 0;
  min-height: 0;
  flex-direction: column;
  background: #000;
}

.chatTopbar {
  position: absolute;
  z-index: 4;
  top: 18px;
  right: 20px;
  left: 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  pointer-events: none;
}

.chatActions,
.columnVisibilityControls,
.workspacePicker,
.resetFab {
  pointer-events: auto;
}

.columnVisibilityControls { display: flex; width: 100%; min-width: 0; align-items: center; justify-content: flex-start; gap: 6px; margin-left: auto; }
.columnVisibilityControls > .columnToggleButton,
.dropdownButtonTrigger { display: grid; height: 32px; place-items: center; border: 1px solid var(--line); border-radius: 8px; background: #151515; padding: 0; color: var(--muted); font-size: 1rem; }
.columnVisibilityControls > .columnToggleButton { width: 32px; flex: 0 0 32px; margin-left: auto; }
.columnVisibilityControls > .columnToggleButton[hidden] { display: none; }
.columnVisibilityControls > .columnToggleButton:hover,
.columnVisibilityControls > .columnToggleButton[aria-pressed="true"],
.dropdownButtonTrigger:hover,
.dropdownButtonTrigger[aria-expanded="true"] { background: #242424; color: var(--text); }
.workspaceExplorerIcon { display: block; width: 20px; height: 20px; }

.presetStatusBar {
  display: flex;
  min-width: 0;
  max-width: calc(100% - 38px);
  height: 32px;
  flex: 0 1 auto;
  align-items: center;
  margin-right: auto;
  border: 1px solid rgba(255, 255, 255, .15);
  border-radius: 8px;
  background: rgba(10, 10, 10, .32);
  color: var(--muted);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}
.presetStatusBar[hidden] { display: none; }

.presetStatusItems {
  display: flex;
  min-width: 0;
  height: 100%;
  flex: 0 1 auto;
  align-items: center;
  overflow-x: auto;
  scrollbar-width: none;
}

.presetStatusItems::-webkit-scrollbar { display: none; }

.presetStatusItem {
  display: inline-flex;
  min-width: 0;
  height: 100%;
  flex: 0 0 auto;
  align-items: center;
  gap: 5px;
  padding: 0 10px;
  border-right: 1px solid rgba(255, 255, 255, .1);
  font-size: .68rem;
  white-space: nowrap;
}

.presetStatusItem:nth-child(1) { width: 92px; }
.presetStatusItem:nth-child(2) { width: 64px; }
.presetStatusItem:nth-child(3) { width: auto; max-width: 84px; }
.presetStatusItem:nth-child(4) { width: auto; max-width: 96px; }
.presetStatusItem:nth-child(5) { width: auto; max-width: 96px; }
.presetStatusItem:nth-child(6) { width: auto; max-width: 136px; }
.presetStatusItem:nth-child(7) { width: 96px; }
.presetStatusItem:last-child { border-right: 0; }
.presetStatusItem:hover { background: rgba(255, 255, 255, .07); }
.presetStatusItem:focus-visible { outline: 1px solid rgba(255, 255, 255, .65); outline-offset: -2px; }
.presetStatusLabel { color: var(--faint); font-weight: 600; }
.presetStatusValue { color: #d7d7d7; font-weight: 700; }
.presetStatusItem .presetStatusValue { min-width: 0; overflow: hidden; text-overflow: ellipsis; }
.presetStatusEmpty { padding: 0 12px; color: var(--faint); font-size: .72rem; }

dropdown-button { position: relative; display: block; flex: 0 0 auto; }
.dropdownButtonTrigger { display: flex; width: auto; max-width: 220px; align-items: center; gap: 8px; padding: 0 10px; font-size: .78rem; font-weight: 700; }
.presetStatusBar > dropdown-button .dropdownButtonTrigger {
  width: 132px;
  height: 30px;
  border: 0;
  border-left: 1px solid rgba(255, 255, 255, .15);
  border-radius: 0 7px 7px 0;
  background: var(--raised);
  color: #d7d7d7;
}
.presetStatusBar > dropdown-button .dropdownButtonTrigger:hover,
.presetStatusBar > dropdown-button .dropdownButtonTrigger[aria-expanded="true"] { background: rgba(255, 255, 255, .07); color: #d7d7d7; }
.presetStatusBar > dropdown-button .dropdownButtonCaret { margin-left: auto; }
.dropdownButtonLabel { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.dropdownButtonCaret { display: block; width: 12px; height: 12px; flex: 0 0 12px; color: var(--muted); transition: transform 120ms ease; }
.dropdownButtonTrigger[aria-expanded="true"] .dropdownButtonCaret { transform: rotate(180deg); }
.dropdownButtonMenu { position: absolute; top: calc(100% + 7px); right: 0; display: grid; width: 248px; gap: 3px; border: 1px solid var(--line); border-radius: 10px; background: var(--panel); padding: 6px; box-shadow: 0 16px 38px rgba(0, 0, 0, .38); }
.dropdownButtonMenu[hidden] { display: none; }
.dropdownButtonMenu .dropdownButtonOption { display: flex; width: 100%; min-height: 34px; align-items: center; justify-content: space-between; gap: 12px; border: 0; border-radius: 7px; background: transparent; padding: 0 9px; color: var(--text); font-size: .78rem; text-align: left; }
.dropdownButtonMenu .dropdownButtonOption:hover:not(:disabled),
.dropdownButtonMenu .dropdownButtonOption:focus-visible,
.dropdownButtonOption.active { background: var(--selected); }
.dropdownButtonOptionLabel { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.dropdownButtonCheck { width: 14px; flex: 0 0 14px; color: var(--accent); font-weight: 800; text-align: center; }
.dropdownButtonDivider { height: 1px; margin: 4px 3px; background: var(--line); }
.dropdownButtonStatus { padding: 9px; color: var(--muted); font-size: .76rem; }
.dropdownButtonOption.action { color: var(--muted); }

.workspacePicker {
  display: flex;
  width: min(520px, 62%);
  min-height: 32px;
  align-items: center;
  gap: 9px;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 0 12px;
  background: rgba(20, 20, 20, 0.9);
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 700;
}

.workspacePicker input {
  min-width: 0;
  flex: 1;
  border: 0;
  outline: 0;
  background: transparent;
  color: #eee;
  font: 500 0.82rem ui-monospace, SFMono-Regular, Menlo, monospace;
}

.textButton {
  min-height: 36px;
  border-radius: 999px;
  padding: 0 10px;
  color: #e8e8e8;
  font-size: 1rem;
  font-weight: 700;
}

.messages {
  flex: 1;
  min-height: 0;
  overflow: auto;
  padding: 92px var(--chat-gutter) 190px;
}

.emptyState {
  width: min(var(--chat-content-width), 100%);
  margin: 34vh auto 0;
  color: var(--muted);
  font-size: 1.1rem;
  text-align: center;
}

.sessionActivity {
  width: min(var(--chat-content-width), 100%);
  margin: 0 auto 26px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: color-mix(in srgb, var(--surface) 72%, var(--bg));
}

.sessionActivity[hidden] { display: none; }

.sessionActivity > summary {
  display: grid;
  grid-template-columns: 88px auto minmax(0, 1fr) auto auto 12px;
  align-items: center;
  gap: 10px;
  cursor: pointer;
  list-style: none;
  border-bottom: 1px solid var(--line);
  padding: 12px 14px;
}

.stepVisualization {
  display: block;
  width: 88px;
  height: 28px;
  color: var(--faint);
}

.stepVisualization svg { display: block; width: 100%; height: 100%; overflow: visible; }
.stepVizTrack, .stepVizConnector { fill: none; stroke: color-mix(in srgb, var(--line) 80%, transparent); stroke-width: 1.5; stroke-linecap: round; }
.stepVizConnector-completed { stroke: color-mix(in srgb, #88d8c6 68%, var(--line)); }
.stepVizConnector-running { stroke: #88d8c6; stroke-dasharray: 3 3; animation: stepVizFlow .7s linear infinite; }
.stepVizConnector-failed { stroke: color-mix(in srgb, var(--danger) 72%, var(--line)); }
.stepVizDot { fill: var(--raised); stroke: var(--strong-line); stroke-width: 1.4; }
.stepVizNode-completed .stepVizDot { fill: #397d70; stroke: #88d8c6; }
.stepVizNode-running .stepVizDot { fill: #183c35; stroke: #88d8c6; }
.stepVizNode-failed .stepVizDot { fill: color-mix(in srgb, var(--danger) 28%, var(--raised)); stroke: var(--danger); }
.stepVizGlyph { fill: none; stroke: #f3fffc; stroke-width: 1.35; stroke-linecap: round; stroke-linejoin: round; }
.stepVizCore, .stepVizRunner { fill: #c7fff2; filter: drop-shadow(0 0 3px #88d8c6); }
.stepVizPulse { fill: none; stroke: #88d8c6; stroke-width: 1.2; transform-box: fill-box; transform-origin: center; animation: stepVizPulse 1.35s ease-out infinite; }

@keyframes stepVizFlow { to { stroke-dashoffset: -6; } }
@keyframes stepVizPulse {
  0% { opacity: .8; transform: scale(.65); }
  75%, 100% { opacity: 0; transform: scale(1.55); }
}

.sessionActivity > summary::-webkit-details-marker { display: none; }

.sessionActivity:not([open]) > summary { border-bottom-color: transparent; }

.sessionActivityEyebrow {
  color: var(--muted);
  font-size: .68rem;
  font-weight: 800;
  letter-spacing: .08em;
  text-transform: uppercase;
  white-space: nowrap;
}

.currentSessionStep {
  display: flex;
  min-width: 0;
  align-items: center;
  gap: 8px;
  overflow: hidden;
  font-size: .9rem;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.sessionActivityChevron {
  color: var(--faint);
  font-size: 1rem;
  transition: transform 120ms ease;
}

.sessionActivity[open] .sessionActivityChevron {
  transform: rotate(90deg);
}

.currentSessionStep::before {
  content: "";
  width: 7px;
  height: 7px;
  flex: 0 0 7px;
  border-radius: 999px;
  background: var(--faint);
}

.currentSessionStep[data-state="running"]::before {
  background: #88d8c6;
  box-shadow: 0 0 0 4px rgba(136, 216, 198, .1);
  animation: activityPulse 1.4s ease-in-out infinite;
}

@keyframes activityPulse {
  50% { opacity: .45; }
}

@media (prefers-reduced-motion: reduce) {
  .stepVizConnector-running, .stepVizPulse { animation: none; }
  .stepVizRunner { display: none; }
}

@media (max-width: 720px) {
  .sessionActivity > summary { grid-template-columns: 72px minmax(0, 1fr) auto auto 12px; }
  .stepVisualization { width: 72px; }
  .sessionActivityEyebrow { display: none; }
}

.sessionTaskCount {
  flex: 0 0 auto;
  color: var(--muted);
  font-size: .76rem;
  white-space: nowrap;
}

.sessionRating { display: inline-flex; align-items: center; gap: 1px; }
.sessionRating[hidden] { display: none; }
.sessionRating button {
  width: 18px;
  height: 22px;
  border: 0;
  background: transparent;
  padding: 0;
  color: var(--faint);
  font-size: .82rem;
  line-height: 1;
}
.sessionRating button:hover,
.sessionRating button:focus-visible,
.sessionRating button.selected { color: #e9b949; }
.sessionRating button:focus-visible { outline: 1px solid #e9b949; border-radius: 3px; }

.sessionTaskList {
  display: grid;
  margin: 0;
  padding: 4px 14px 8px;
  list-style: none;
}

.sessionTask {
  display: grid;
  grid-template-columns: 18px minmax(0, 1fr) auto auto;
  grid-template-rows: minmax(32px, auto);
  align-items: center;
  column-gap: 8px;
  row-gap: 0;
  min-height: 32px;
  border-bottom: 1px solid color-mix(in srgb, var(--line) 65%, transparent);
  color: var(--muted);
}

.sessionTask:last-child { border-bottom: 0; }

.sessionTaskMarker {
  display: grid;
  grid-column: 1;
  grid-row: 1;
  width: 18px;
  height: 18px;
  place-items: center;
  border-radius: 999px;
  background: var(--raised);
  color: var(--faint);
  font-size: .68rem;
  font-weight: 900;
}

.sessionTask-running {
  color: var(--text);
}

.sessionTask-running .sessionTaskMarker {
  background: rgba(136, 216, 198, .12);
  color: #88d8c6;
}

.sessionTask-failed .sessionTaskMarker {
  background: rgba(255, 112, 102, .12);
  color: var(--danger);
}

.sessionTaskLabel {
  display: block;
  min-width: 0;
  overflow: hidden;
  font-size: .8rem;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.sessionTaskContent {
  display: grid;
  grid-column: 2;
  grid-row: 1;
  min-width: 0;
  padding: 5px 0;
}

.sessionTaskTokens {
  color: var(--faint);
  font-size: .68rem;
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}

.sessionTaskDuration {
  grid-column: 3;
  grid-row: 1;
  color: var(--faint);
  font-size: .7rem;
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}

.sessionTaskExpand {
  display: grid;
  grid-column: 4;
  grid-row: 1;
  width: 20px;
  height: 20px;
  place-items: center;
  border: 0;
  border-radius: 5px;
  padding: 0;
  background: transparent;
  color: var(--faint);
  cursor: pointer;
  font: 500 1rem/1 sans-serif;
}

.sessionTaskExpand:hover,
.sessionTaskExpand:focus-visible {
  background: var(--raised);
  color: var(--text);
}

.sessionStepDetails {
  min-width: 0;
  grid-column: 2 / -1;
  grid-row: 2;
  display: grid;
  gap: 8px;
  margin: 0 0 9px;
}

.sessionStepDetails[hidden] { display: none; }

.sessionStepDetails section {
  min-width: 0;
  overflow: hidden;
  border-radius: 7px;
  background: color-mix(in srgb, var(--field) 94%, var(--bg));
}

.sessionStepDetails h4 {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin: 0;
  padding: 8px 9px 0;
  color: var(--text);
  font-size: .7rem;
}

.sessionStepDetailMeta {
  color: var(--faint);
  font-size: .65rem;
  font-weight: 500;
  font-variant-numeric: tabular-nums;
}

.sessionStepDetails pre {
  max-height: 320px;
  margin: 0;
  overflow: auto;
  padding: 8px 9px 10px;
  color: var(--muted);
  font: 500 .68rem/1.5 ui-monospace, SFMono-Regular, Menlo, monospace;
  overflow-wrap: anywhere;
  white-space: pre-wrap;
}

.message {
  width: min(var(--chat-content-width), 100%);
  margin: 0 auto 26px;
  color: var(--text);
}

.message p {
  margin: 0;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
  font-size: 1.05rem;
  line-height: 1.55;
}

.messageBody {
  min-width: 0;
}

.messageBody > * + * {
  margin-top: 14px;
}

.codeBlock {
  overflow: hidden;
  border: 1px solid #30343b;
  border-radius: 10px;
  background: #111318;
}

.codeLanguage {
  border-bottom: 1px solid #292d34;
  background: #191c22;
  padding: 7px 12px;
  color: #9299a6;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.codeBlock pre {
  margin: 0;
  padding: 16px;
  overflow-x: auto;
  line-height: 1.55;
  tab-size: 2;
}

.codeBlock code {
  color: #d7dae0;
  font-size: 0.9rem;
  white-space: pre;
}

.syntax-comment { color: #7f8996; font-style: italic; }
.syntax-keyword { color: #c792ea; }
.syntax-string { color: #c3e88d; }
.syntax-number { color: #f78c6c; }
.syntax-tag { color: #f07178; }
.syntax-property { color: #82aaff; }
.syntax-operator { color: #89ddff; }

.message-user {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  justify-content: flex-end;
}

.message-user .messageBody {
  max-width: min(680px, 86%);
  border-radius: 18px 18px 6px 18px;
  background: var(--bubble);
  padding: 14px 22px;
  line-height: 1.35;
}

.message-user .messageBody:has(.codeBlock) {
  width: 100%;
  max-width: 100%;
  border-radius: 16px;
}

.messageImages {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  max-width: min(680px, 86%);
  margin-bottom: 10px;
}

.messageImages img {
  width: min(220px, 42vw);
  max-height: 220px;
  border: 1px solid #343434;
  border-radius: 10px;
  object-fit: cover;
}

.message-agent p {
  max-width: 78ch;
}

.message-agent .messageBody :is(h1, h2, h3, h4, h5, h6) {
  max-width: 78ch;
  margin-bottom: 0;
  line-height: 1.25;
}

.message-agent .messageBody h1 { font-size: 1.55rem; }
.message-agent .messageBody h2 { font-size: 1.3rem; }
.message-agent .messageBody h3 { font-size: 1.12rem; }
.message-agent .messageBody :is(h4, h5, h6) { font-size: 1rem; }

.message-agent .messageBody :is(ul, ol) {
  max-width: 78ch;
  margin-bottom: 0;
  padding-left: 1.5rem;
  font-size: 1.05rem;
  line-height: 1.55;
}

.message-agent .messageBody li + li { margin-top: 5px; }

.message-agent .messageBody blockquote {
  max-width: 78ch;
  margin-right: 0;
  margin-left: 0;
  border-left: 3px solid var(--strong-line);
  padding-left: 14px;
  color: var(--muted);
}

.message-agent .messageBody a {
  color: #8ecbff;
  text-decoration-color: rgba(142, 203, 255, .45);
  text-underline-offset: 3px;
}

.message-agent .messageBody a:hover { text-decoration-color: currentColor; }

.message-agent .messageBody .workspaceImageLink {
  display: inline-flex;
  width: fit-content;
  max-width: 100%;
  flex-direction: column;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--panel);
  text-decoration: none;
  vertical-align: top;
}

.workspaceImageLink img {
  display: block;
  width: auto;
  max-width: min(100%, 720px);
  max-height: 520px;
  background: #111;
  object-fit: contain;
}

.messageBody .markdownImage {
  display: block;
  max-width: 100%;
  height: auto;
  border-radius: 8px;
}

.workspaceImageCaption {
  border-top: 1px solid var(--line);
  padding: 7px 10px;
  color: var(--muted);
  font-size: .75rem;
}

.message-agent .messageBody .inlineCode {
  border: 1px solid #343942;
  border-radius: 5px;
  background: #171a1f;
  padding: .08em .34em;
  color: #e3e6eb;
  font-size: .88em;
}

.message-agent .messageBody hr {
  max-width: 78ch;
  margin-right: auto;
  margin-left: 0;
  border: 0;
  border-top: 1px solid var(--line);
}

.markdownTable {
  max-width: 100%;
  overflow-x: auto;
}

.markdownTable table {
  min-width: min(100%, 520px);
  border-spacing: 0;
  border: 1px solid var(--line);
  border-radius: 8px;
  font-size: .9rem;
  line-height: 1.45;
}

.markdownTable :is(th, td) {
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  padding: 9px 11px;
  vertical-align: top;
}

.markdownTable th {
  background: var(--raised);
  color: var(--text);
  font-weight: 700;
}

.markdownTable :is(th, td):last-child { border-right: 0; }
.markdownTable tbody tr:last-child td { border-bottom: 0; }

.message-streaming p::after {
  content: "";
  display: inline-block;
  width: 7px;
  height: 1.05em;
  margin-left: 3px;
  transform: translateY(2px);
  border-radius: 999px;
  background: #d8d8d8;
  animation: cursorBlink 900ms steps(2, jump-none) infinite;
}

@keyframes cursorBlink {
  50% {
    opacity: 0;
  }
}

.composerWrap {
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  z-index: 5;
  display: grid;
  justify-items: center;
  gap: 18px;
  padding: 0 var(--chat-gutter) 18px;
  background: linear-gradient(180deg, rgba(0, 0, 0, 0), #000 34%);
}

.composer {
  position: relative;
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr) 36px 44px;
  align-items: center;
  gap: 10px;
  width: min(var(--chat-content-width), 100%);
  min-height: 68px;
  border: 1px solid #292929;
  border-radius: 36px;
  background: #242424;
  padding: 12px 12px 12px 24px;
  transition: border-color 140ms ease, background 140ms ease;
}

.promptCommandMenu {
  position: absolute;
  right: 0;
  bottom: calc(100% + 10px);
  left: 0;
  max-height: min(420px, 55vh);
  overflow-y: auto;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: var(--panel, #171717);
  padding: 7px;
  box-shadow: 0 18px 48px rgba(0, 0, 0, .42);
}

.promptCommandMenu[hidden] { display: none; }

.promptCommandHeading {
  padding: 7px 10px 8px;
  color: var(--muted);
  font-size: .73rem;
  font-weight: 700;
  letter-spacing: .06em;
  text-transform: uppercase;
}

.promptCommandOption {
  display: flex;
  width: 100%;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  border-radius: 10px;
  padding: 10px;
  text-align: left;
}

.promptCommandOption[aria-selected="true"] { background: var(--selected, #303030); }
.promptCommandCopy { display: grid; gap: 3px; min-width: 0; }
.promptCommandCopy strong { font-size: .92rem; }
.promptCommandCopy small, .promptCommandEmpty { color: var(--muted); font-size: .78rem; }
.promptCommandState { color: var(--muted); font-size: .76rem; font-weight: 700; }
.promptCommandEmpty { padding: 10px; }

.imagePreviewList {
  display: flex;
  grid-column: 1 / -1;
  gap: 8px;
  min-width: 0;
  overflow-x: auto;
}

.imagePreviewList:empty {
  display: none;
}

.imagePreview {
  position: relative;
  width: 72px;
  height: 72px;
  flex: 0 0 72px;
  overflow: hidden;
  border: 1px solid #3a3a3a;
  border-radius: 8px;
  background: #111;
}

.imagePreview img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.imagePreview button {
  position: absolute;
  top: 4px;
  right: 4px;
  display: grid;
  width: 22px;
  height: 22px;
  place-items: center;
  border-radius: 999px;
  background: rgba(0, 0, 0, 0.72);
  color: #fff;
  line-height: 1;
}

.composer:focus-within {
  border-color: #3a3a3a;
  background: #262626;
}

textarea {
  width: 100%;
  height: 26px;
  min-height: 26px;
  resize: none;
  border: 0;
  outline: 0;
  background: transparent;
  color: #f0f0f0;
  padding: 0;
  overflow-y: hidden;
  font-size: 1.08rem;
  line-height: 1.45;
  caret-color: #ffffff;
}

textarea::placeholder {
  color: #b7b7b7;
}

textarea:disabled {
  color: #888;
}

.modeButton {
  min-height: 36px;
  border-radius: 999px;
  padding: 0 10px;
  color: #bdbdbd;
  white-space: nowrap;
}

.sendButton {
  width: 44px;
  height: 44px;
  background: #f3f3f3;
  color: #171717;
  font-size: 1.4rem;
  font-weight: 900;
}

.microphoneButton .microphoneIcon {
  width: 21px;
  height: 21px;
}

.microphoneButton[data-state="recording"] {
  background: #a93636;
  color: #fff;
  animation: microphonePulse 1.4s ease-in-out infinite;
}

.microphoneButton[data-state="transcribing"],
.microphoneButton[data-state="requesting"] {
  color: var(--muted);
  cursor: wait;
}

.microphoneButton:disabled {
  opacity: .55;
}

@keyframes microphonePulse {
  50% { box-shadow: 0 0 0 5px rgba(169, 54, 54, .18); }
}

.resetFab {
  position: absolute;
  right: 24px;
  bottom: 104px;
  z-index: 6;
  min-height: 34px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(20, 20, 20, 0.88);
  padding: 0 12px;
  color: var(--muted);
  font-size: 0.82rem;
}

.resetFab:hover {
  color: var(--text);
  border-color: #555;
}

.filesColumn {
  position: relative;
  display: flex;
  min-width: 0;
  min-height: 0;
  flex-direction: column;
  background: #111;
}

.filesHeader {
  display: flex;
  min-height: 70px;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--line);
  padding: 14px 16px;
}
.filesHeaderTitle { min-width: 0; }
.filesHeader h2 { margin: 0; font-size: 1rem; }
.filesHeader span { display: block; max-width: 210px; margin-top: 4px; overflow: hidden; color: var(--muted); font-size: .76rem; text-overflow: ellipsis; white-space: nowrap; }
.workspacePathRow { display: flex; min-width: 0; align-items: center; gap: 4px; margin-top: 4px; }
.filesHeader .workspacePathRow span { margin-top: 0; }
.filesHeaderActions { display: flex; gap: 6px; }
.filesHeader button { min-width: 34px; height: 34px; border: 1px solid #333; border-radius: 8px; padding: 0 9px; }
.filesHeader .workspacePathCopyButton { display: inline-grid; width: 22px; min-width: 22px; height: 22px; flex: 0 0 22px; place-items: center; border: 0; padding: 0; color: var(--muted); }
.workspacePathCopyButton:hover:not(:disabled), .workspacePathCopyButton:focus-visible { background: var(--surface-hover); color: var(--text); }
.workspacePathCopyButton.is-copied { color: #7bd99a; }
.workspacePathCopyButton .copyIcon { width: 14px; height: 14px; }
.filesHeader button .workspaceExplorerIcon { width: 18px; height: 18px; }
.filesHeader button:disabled { cursor: not-allowed; opacity: .45; }
.filesHeader #refreshFilesButton { width: 34px; padding: 0; font-size: 1.25rem; }
.workspaceTree { flex: 1; min-height: 0; overflow: auto; padding: 10px 8px 20px; font-size: .9rem; }
.workspaceTree details { margin: 1px 0; }
.workspaceTree summary,
.workspaceFile { display: flex; min-height: 30px; align-items: center; gap: 7px; border-radius: 6px; padding: 4px 8px; white-space: nowrap; }
.workspaceTree summary { cursor: pointer; list-style: none; }
.workspaceTree summary::-webkit-details-marker { display: none; }
.workspaceTree summary:hover, .workspaceFile:hover, .workspaceFile:focus-visible { background: #292929; }
.workspaceFile { cursor: pointer; outline: none; }
.workspaceChildren { padding-left: 17px; }
.treeChevron { width: 10px; color: #aaa; transition: transform 100ms ease; }
.workspaceTree details[open] > summary .treeChevron { transform: rotate(90deg); }
.treeIcon { width: 16px; color: #8dbbd0; text-align: center; }
.treeIcon-js, .treeIcon-mjs, .treeIcon-cjs { color: #d7dc55; font-size: .68rem; font-weight: 800; }
.treeIcon-html { color: #ff7b42; }
.treeIcon-css { color: #59b9df; }
.treeIcon-json { color: #d9e42f; }
.treeIcon-png, .treeIcon-jpg, .treeIcon-jpeg, .treeIcon-svg { color: #c478d8; }
.workspaceFileName { overflow: hidden; text-overflow: ellipsis; }
.selectFolderButton { width: 24px; height: 24px; margin-left: auto; flex: 0 0 24px; border-radius: 5px; color: var(--muted); font-size: .72rem; }
.selectFolderButton:hover { background: #3a3a3a; color: #fff; }
.workspaceTreeStatus { padding: 12px; color: var(--muted); }
.workspaceDropOverlay {
  position: absolute;
  z-index: 5;
  inset: 78px 10px 10px;
  display: grid;
  place-items: center;
  border: 1px dashed color-mix(in srgb, var(--accent) 70%, var(--line));
  border-radius: 10px;
  opacity: 0;
  background: color-mix(in srgb, var(--panel) 92%, transparent);
  color: var(--text);
  font-size: .82rem;
  font-weight: 700;
  pointer-events: none;
  text-align: center;
  transition: opacity 100ms ease;
}
.workspaceDropOverlay[data-visible] { opacity: 1; }
.workspaceDropOverlay[data-state="success"] { border-color: #88d8c6; color: #88d8c6; }
.workspaceDropOverlay[data-state="error"] { border-color: var(--danger); color: var(--danger); }

.createWorkspaceDialog { width: min(460px, calc(100vw - 32px)); border: 1px solid #333; border-radius: 12px; background: #141414; color: var(--text); padding: 0; }
.createWorkspaceDialog::backdrop { background: rgba(0,0,0,.7); }
.createWorkspacePanel { display: grid; gap: 18px; padding: 18px; }
.createWorkspacePanel header, .createWorkspacePanel footer { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.createWorkspacePanel h2 { margin: 0; font-size: 1.05rem; }
.createWorkspacePanel header p { max-width: 380px; margin: 4px 0 0; overflow: hidden; color: var(--muted); font-size: .78rem; text-overflow: ellipsis; white-space: nowrap; }
.createWorkspacePanel label { display: grid; gap: 8px; color: #d7d7d7; font-size: .82rem; font-weight: 650; }
.createWorkspacePanel input { width: 100%; height: 40px; border: 1px solid #393939; border-radius: 8px; background: #090909; color: var(--text); padding: 0 11px; font: inherit; }
.createWorkspacePanel input:focus { border-color: var(--accent); outline: 2px solid color-mix(in srgb, var(--accent) 25%, transparent); }
.createWorkspacePanel button { min-height: 34px; border: 1px solid #333; border-radius: 8px; padding: 0 12px; }
.createWorkspacePanel header button { width: 34px; padding: 0; font-size: 1.2rem; }
.createWorkspacePanel footer { justify-content: flex-end; }
.createWorkspaceStatus { min-height: 18px; margin: -8px 0 0; color: #ff9d83; font-size: .78rem; }

.workspacePickerDialog { width: min(620px, calc(100vw - 32px)); max-height: calc(100vh - 48px); border: 1px solid #333; border-radius: 12px; background: #141414; color: var(--text); padding: 0; }
.workspacePickerDialog::backdrop { background: rgba(0,0,0,.7); }
.workspacePickerPanel { display: grid; gap: 14px; padding: 18px; }
.workspacePickerPanel header, .workspacePickerPanel footer { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.workspacePickerPanel header > div:last-child { display: flex; gap: 7px; }
.workspacePickerPanel h2 { margin: 0; font-size: 1.05rem; }
.workspacePickerPanel p { margin: 4px 0 0; overflow: hidden; color: var(--muted); font-size: .78rem; text-overflow: ellipsis; white-space: nowrap; }
.workspacePickerPanel button { min-height: 34px; border: 1px solid #333; border-radius: 8px; padding: 0 12px; }
.workspacePickerPanel header button { display: inline-grid; width: 34px; padding: 0; place-items: center; line-height: 1; }
.workspacePickerPanel button[hidden] { display: none; }
.workspacePickerPanel header button .workspaceExplorerIcon { width: 18px; height: 18px; }
.workspacePickerTree { max-height: 460px; overflow: auto; border: 1px solid #292929; border-radius: 8px; padding: 8px; }
.workspacePickerOption { display: flex; width: 100%; min-height: 34px; align-items: center; gap: 8px; border: 0 !important; padding: 0 9px !important; text-align: left; }
.workspacePickerTree summary.workspacePickerOption { cursor: pointer; list-style: none; }
.workspacePickerTree summary.workspacePickerOption::-webkit-details-marker { display: none; }
.workspacePickerOption:hover, .workspacePickerOption.selected { background: #303030; }
.workspacePickerChildren { padding-left: 18px; }
.workspacePickerChevron { width: 10px; color: #aaa; transition: transform 100ms ease; }
.workspacePickerTree details[open] > summary .workspacePickerChevron { transform: rotate(90deg); }

.fileEditorDialog { width: min(960px, calc(100vw - 32px)); height: calc(100vh - 48px); max-height: none; overflow: hidden; border: 1px solid #333; border-radius: 12px; background: #141414; color: var(--text); padding: 0; }
.fileEditorDialog[open] { display: flex; }
.fileEditorDialog::backdrop { background: rgba(0,0,0,.7); }
.fileEditorPanel { display: flex; width: 100%; min-width: 0; min-height: 0; flex: 1; flex-direction: column; gap: 12px; overflow: hidden; padding: 18px; }
.fileEditorPanel header, .fileEditorPanel footer { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.fileEditorPanel header h2 { margin: 0; font-size: 1.05rem; }
.fileEditorPanel header p { max-width: 760px; margin: 4px 0 0; overflow: hidden; color: var(--muted); font-size: .78rem; text-overflow: ellipsis; white-space: nowrap; }
.fileEditorPanel header button { min-width: 34px; min-height: 34px; }
.fileEditorBody { display: flex; min-width: 0; min-height: 0; flex: 1 1 0; }
.fileEditorPreview { display: flex; min-width: 0; min-height: 0; flex: 1 1 0; flex-direction: column; overflow: hidden; border: 1px solid #333; border-radius: 8px; background: #0e0e0e; }
.fileEditorPreviewHeader { display: flex; align-items: center; justify-content: space-between; gap: 12px; border-bottom: 1px solid #292d34; background: #191c22; padding: 10px 12px; }
.fileEditorPreviewHeader strong { font-size: .76rem; letter-spacing: .06em; text-transform: uppercase; }
.fileEditorPreviewHeader span { color: var(--muted); font-size: .76rem; }
.fileEditorPreviewActions { display: flex; align-items: center; gap: 9px; }
.fileEditorCopyButton { display: inline-grid; width: 30px; min-width: 30px; height: 30px; min-height: 30px; place-items: center; border: 1px solid #343942; border-radius: 7px; background: #13161b; color: #b8bec8; padding: 0; }
.fileEditorCopyButton:hover:not(:disabled), .fileEditorCopyButton:focus-visible { border-color: #536072; background: #222731; color: #fff; }
.fileEditorCopyButton:disabled { opacity: .4; cursor: default; }
.fileEditorCopyButton .copyIcon { width: 16px; height: 16px; }
.fileEditorPreviewContent { min-height: 0; flex: 1 1 0; margin: 0; overflow: auto; padding: 14px; color: #d7dae0; font: .85rem/1.55 ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace; }
.fileEditorPreviewContent code { display: block; white-space: pre; }
.fileEditorMarkdownContent { min-height: 0; flex: 1 1 0; overflow: auto; padding: clamp(22px, 5vw, 48px); color: var(--text); font-size: 1rem; line-height: 1.65; }
.fileEditorMarkdownContent > :first-child { margin-top: 0; }
.fileEditorMarkdownContent > :last-child { margin-bottom: 0; }
.fileEditorMarkdownContent :is(h1, h2, h3, h4, h5, h6) { margin-bottom: .45em; line-height: 1.25; }
.fileEditorMarkdownContent h1 { border-bottom: 1px solid var(--line); padding-bottom: .35em; font-size: 2rem; }
.fileEditorMarkdownContent h2 { border-bottom: 1px solid var(--line); padding-bottom: .3em; font-size: 1.5rem; }
.fileEditorMarkdownContent h3 { font-size: 1.2rem; }
.fileEditorMarkdownContent :is(ul, ol) { padding-left: 1.6rem; }
.fileEditorMarkdownContent li + li { margin-top: .25rem; }
.fileEditorMarkdownContent blockquote { margin-left: 0; border-left: 3px solid var(--strong-line); padding-left: 1rem; color: var(--muted); }
.fileEditorMarkdownContent a { color: #8ecbff; text-underline-offset: 3px; }
.fileEditorMarkdownContent .inlineCode { border: 1px solid #343942; border-radius: 5px; background: #171a1f; padding: .08em .34em; color: #e3e6eb; font-size: .88em; }
.fileEditorMarkdownContent hr { border: 0; border-top: 1px solid var(--line); }
.fileEditorMarkdownContent .workspaceImageLink { display: inline-flex; max-width: 100%; flex-direction: column; overflow: hidden; border: 1px solid var(--line); border-radius: 10px; text-decoration: none; }
.fileEditorPreviewImage { width: 100%; min-height: 0; flex: 1 1 0; object-fit: contain; padding: 16px; }
.fileEditorPreviewHtml { width: 100%; min-height: 0; flex: 1 1 0; border: 0; background: #fff; }
.fileEditorPreviewImage[hidden], .fileEditorPreviewHtml[hidden], .fileEditorPreviewContent[hidden], .fileEditorMarkdownContent[hidden] { display: none; }
#fileEditorStatus { color: var(--muted); font-size: .8rem; }

.columnResizeHandle {
  position: relative;
  z-index: 8;
  min-width: 8px;
  cursor: col-resize;
}

.columnResizeHandle::before {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: 3px;
  width: 1px;
  background: var(--sidebar-line);
}

.sidebarResizeHandle::before,
.filesResizeHandle::before {
  opacity: 0;
}

.columnResizeHandle:hover::before,
.columnResizeHandle:focus-visible::before,
.columnResizeHandle.is-resizing::before {
  left: 2px;
  width: 3px;
  background: #555;
  opacity: 1;
}

.columnResizeHandle:focus-visible {
  outline: 0;
}

.app.resizing-column,
.app.resizing-column * {
  cursor: col-resize;
  user-select: none;
}

.settingsDialog {
  width: min(840px, calc(100vw - 32px));
  max-height: calc(100vh - 48px);
  border: 1px solid #2f2f2f;
  border-radius: 12px;
  background: #141414;
  color: var(--text);
  padding: 0;
}

#settingsDialog {
  width: calc(100vw - 40px);
  max-width: none;
  height: min(760px, calc(100vh - 48px));
}

#settingsDialog .settingsPanel {
  height: 100%;
  grid-template-rows: auto auto minmax(0, 1fr) auto;
  gap: 0;
  overflow: hidden;
  padding: 0;
}

#settingsDialog .settingsHeader,
#settingsDialog .settingsFooter { padding: 18px; }

#settingsDialog .providerTabContent,
#settingsDialog .providerTabPanel {
  min-height: 0;
  overflow-y: auto;
}

#settingsDialog .providerTabPanel { align-content: start; }

#settingsDialog .providerTableWrap {
  max-height: none;
}

#saveSettingsButton[hidden] { display: none; }
#saveSystemPromptButton[hidden], .systemPromptEditor[hidden], .systemPromptsList[hidden] { display: none; }

.systemPromptsList { display: grid; border: 1px solid #292929; border-radius: 9px; overflow: hidden; }
.systemPromptRow { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 12px 14px; border-bottom: 1px solid #292929; }
.systemPromptRow:last-child { border-bottom: 0; }
.systemPromptRow button { min-height: 32px; border: 1px solid #333; border-radius: 999px; background: #1f1f1f; padding: 0 12px; }
.systemPromptEditor label { display: grid; gap: 8px; color: var(--muted); font-weight: 700; }
.systemPromptEditor .configInput { min-height: 420px; }

.settingsDialog::backdrop {
  background: rgba(0, 0, 0, 0.68);
}

.settingsPanel {
  display: grid;
  gap: 14px;
  padding: 18px;
}

.settingsHeader,
.settingsFooter {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
}

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

.settingsHeader h2 {
  margin: 0;
  font-size: 1.12rem;
}

.settingsHeader p {
  margin: 5px 0 0;
  color: var(--muted);
  font-size: 0.88rem;
}

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

.presetsDialog { width: min(760px, calc(100vw - 32px)); }
.presetsDialog.editor-open { width: min(1040px, calc(100vw - 32px)); }
.presetsDialog .settingsPanel { max-height: calc(100vh - 48px); grid-template-rows: auto minmax(0, 1fr) auto; overflow: hidden; }
.presetHeaderIdentity { display: flex; min-width: 0; align-items: center; gap: 12px; }
.presetHeaderIdentity > div { min-width: 0; }
.presetHeaderIdentity h2, .presetHeaderIdentity p { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.presetHeaderIdentity > .iconButton { flex: 0 0 auto; }
.presetsListView { display: grid; min-height: 0; gap: 14px; overflow: hidden; }
.presetsListView[hidden], .presetEditor[hidden], #backToPresetsButton[hidden] { display: none; }
.presetsToolbar { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.presetsToolbar .primaryButton { min-width: 146px; }
.presetsList { display: grid; min-height: 0; gap: 8px; overflow: auto; }
.presetRow { display: grid; grid-template-columns: minmax(0, 1fr) auto; align-items: center; gap: 10px 14px; border: 1px solid var(--line); border-radius: 10px; background: var(--field); padding: 12px; }
.presetRow.active { border-color: var(--strong-line); background: var(--raised); }
.presetIdentity { display: grid; min-width: 0; gap: 5px; }
.presetName { overflow: hidden; color: var(--text); font-size: .94rem; text-overflow: ellipsis; white-space: nowrap; }
.presetMeta { overflow: hidden; color: var(--muted); font-size: .78rem; text-overflow: ellipsis; white-space: nowrap; }
.presetActions { display: flex; align-items: center; gap: 7px; }
.presetActions button { min-height: 32px; border: 1px solid var(--line); border-radius: 999px; background: var(--raised); padding: 0 11px; color: var(--text); }
.presetActions button:hover:not(:disabled) { border-color: var(--strong-line); background: var(--surface-hover); }
.presetActions .presetDeleteButton { color: #ff9a92; }
.presetActiveBadge { border-radius: 999px; background: var(--selected); padding: 7px 11px; color: var(--muted); font-size: .76rem; font-weight: 750; }
.presetEmpty { margin: 0; border: 1px dashed var(--line); border-radius: 10px; padding: 28px; color: var(--muted); text-align: center; }
.presetEditor { display: grid; min-height: 0; gap: 12px; overflow: auto; padding-right: 5px; }
.presetEditorSection { display: grid; gap: 16px; border: 1px solid var(--line); border-radius: 12px; background: var(--field); padding: 16px; }
.presetSectionHeading { display: flex; align-items: flex-start; gap: 11px; }
.presetSectionHeading > span { display: grid; width: 30px; height: 30px; flex: 0 0 auto; place-items: center; border: 1px solid var(--strong-line); border-radius: 50%; color: var(--muted); font: 750 .67rem ui-monospace, SFMono-Regular, Menlo, monospace; }
.presetSectionHeading h3 { margin: 1px 0 0; color: var(--text); font-size: .94rem; }
.presetSectionHeading p { margin: 4px 0 0; color: var(--muted); font-size: .76rem; }
.presetFieldGrid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
.presetField { display: grid; min-width: 0; gap: 7px; color: var(--muted); font-size: .76rem; font-weight: 700; }
.presetFieldWide { grid-column: 1 / -1; }
.presetField input, .presetField select { width: 100%; height: 40px; min-width: 0; border: 1px solid var(--line); border-radius: 8px; background: var(--raised); padding: 0 11px; color: var(--text); font: inherit; font-weight: 500; }
.presetField input:focus, .presetField select:focus, .presetPromptField textarea:focus, .presetMcpAddForm input:focus, .presetMcpAddForm select:focus, .presetMcpAddForm textarea:focus { border-color: var(--accent); outline: 2px solid color-mix(in srgb, var(--accent) 16%, transparent); }
.presetToggleGrid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px; }
.presetToggle { display: flex; min-width: 0; align-items: center; gap: 10px; border: 1px solid var(--line); border-radius: 9px; background: var(--raised); padding: 11px 12px; cursor: pointer; }
.presetToggle:has(input:checked) { border-color: var(--strong-line); background: var(--selected); }
.presetToggle input { width: 17px; height: 17px; flex: 0 0 auto; accent-color: var(--accent); }
.presetToggle > span { display: grid; min-width: 0; gap: 2px; }
.presetToggle strong { color: var(--text); font-size: .8rem; }
.presetToggle small { overflow: hidden; color: var(--muted); font-size: .7rem; text-overflow: ellipsis; white-space: nowrap; }
.presetSkillSearch { display: grid; gap: 7px; color: var(--muted); font-size: .76rem; font-weight: 700; }
.presetSkillSearch input { width: 100%; height: 40px; border: 1px solid var(--line); border-radius: 8px; background: var(--raised); padding: 0 11px; color: var(--text); font: inherit; font-weight: 500; }
.presetSkillSearch input:focus { border-color: var(--accent); outline: 2px solid color-mix(in srgb, var(--accent) 16%, transparent); }
.presetSkillsList { max-height: 252px; align-content: start; overflow-y: auto; padding-right: 4px; }
.presetSkillsEmpty { grid-column: 1 / -1; margin: 0; border: 1px dashed var(--line); border-radius: 9px; padding: 18px 12px; color: var(--muted); font-size: .78rem; text-align: center; }
.presetPromptList { display: grid; gap: 10px; }
.presetPromptField { display: grid; gap: 7px; color: var(--muted); font-size: .76rem; font-weight: 700; }
.presetPromptField textarea { width: 100%; min-height: 132px; resize: vertical; border: 1px solid var(--line); border-radius: 8px; background: var(--raised); padding: 11px; color: var(--text); font: 500 .78rem/1.5 ui-monospace, SFMono-Regular, Menlo, monospace; }
.presetMcpServerList { overflow: hidden; border: 1px solid var(--line); border-radius: 9px; }
.presetMcpServerRow { display: flex; min-height: 58px; align-items: center; justify-content: space-between; gap: 12px; border-bottom: 1px solid var(--line); background: var(--raised); padding: 10px 12px; }
.presetMcpServerRow:last-child { border-bottom: 0; }
.presetMcpServerRow > div { min-width: 0; }
.presetMcpServerRow strong, .presetMcpServerRow small { display: block; }
.presetMcpServerRow strong { overflow: hidden; color: var(--text); font-size: .82rem; text-overflow: ellipsis; white-space: nowrap; }
.presetMcpServerRow small { margin-top: 3px; overflow-wrap: anywhere; color: var(--muted); font-size: .72rem; }
.presetMcpServerToggle { min-width: 54px; min-height: 31px; flex: 0 0 auto; border: 1px solid var(--line); border-radius: 999px; background: var(--field); color: var(--muted); font-size: .72rem; font-weight: 750; }
.presetMcpServerToggle.enabled { border-color: #486a50; background: #23452b; color: #dcebdd; }
.presetMcpEmpty { margin: 0; background: var(--raised); padding: 20px 12px; color: var(--muted); font-size: .78rem; text-align: center; }
.presetMcpAddHeading { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; }
.presetMcpAddHeading h4 { margin: 0; color: var(--text); font-size: .86rem; }
.presetMcpAddHeading span { color: var(--muted); font-size: .7rem; }
.presetMcpAddForm { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }
.presetMcpAddForm label { display: grid; min-width: 0; gap: 7px; color: var(--muted); font-size: .74rem; font-weight: 700; }
.presetMcpAddForm label[hidden], .presetMcpStdioField[hidden] { display: none; }
.presetMcpAddForm input, .presetMcpAddForm select, .presetMcpAddForm textarea { width: 100%; min-width: 0; border: 1px solid var(--line); border-radius: 8px; background: var(--raised); color: var(--text); font: 500 .76rem ui-monospace, SFMono-Regular, Menlo, monospace; }
.presetMcpAddForm input, .presetMcpAddForm select { height: 39px; padding: 0 10px; }
.presetMcpAddForm textarea { min-height: 68px; resize: vertical; padding: 9px 10px; line-height: 1.4; }
.presetMcpAddForm > button { align-self: end; min-height: 39px; border: 1px solid var(--line); border-radius: 8px; background: var(--accent); color: #1b1a18; font-weight: 750; }
.presetMcpStatus { min-height: 18px; margin: 0; color: var(--muted); font-size: .73rem; }
.presetMcpStatus[data-state="success"] { color: #9bc7a3; }
.presetMcpStatus[data-state="error"] { color: #ff9a92; }
.presetEditorActions { position: sticky; bottom: 0; display: flex; justify-content: flex-end; gap: 8px; border: 1px solid var(--line); border-radius: 10px; background: color-mix(in srgb, var(--panel) 92%, transparent); padding: 10px; backdrop-filter: blur(12px); }
.presetEditorActions button { min-height: 36px; border: 1px solid var(--line); border-radius: 8px; background: var(--raised); padding: 0 14px; color: var(--text); }
.presetEditorActions .primaryButton { background: var(--accent); color: #1b1a18; }

.workflowDialog { width: min(1040px, calc(100vw - 32px)); }
.workflowPanel { max-height: calc(100vh - 48px); grid-template-rows: auto minmax(0, 1fr) auto; overflow: hidden; }
.workflowDiagramPanel { display: grid; min-height: 0; gap: 14px; overflow: auto; border: 1px solid var(--line); border-radius: 12px; background: var(--field); padding: 16px; }
.workflowDiagramHeading { display: flex; align-items: flex-start; justify-content: space-between; gap: 16px; }
.workflowDiagramHeading h3 { margin: 0; color: var(--text); font-size: .94rem; }
.workflowDiagramHeading p { margin: 5px 0 0; color: var(--muted); font-size: .76rem; }
.workflowEnabledCount { flex: 0 0 auto; border: 1px solid var(--line); border-radius: 999px; background: var(--raised); padding: 7px 10px; color: var(--muted); font-size: .7rem; font-weight: 750; }
.workflowDiagramScroll { min-height: 0; overflow-x: auto; }
.workflowDiagram { display: block; width: 100%; min-width: 780px; height: auto; }
.workflowConnector line { stroke: var(--strong-line); stroke-dasharray: 5 5; stroke-width: 2; }
.workflowConnector path { fill: var(--strong-line); }
.workflowConnector.enabled line { stroke: #77a982; stroke-dasharray: none; }
.workflowConnector.enabled path { fill: #77a982; }
.workflowStep { cursor: pointer; outline: none; }
.workflowStepCard { fill: var(--raised); stroke: var(--strong-line); stroke-width: 1.5; transition: fill 120ms ease, stroke 120ms ease, opacity 120ms ease; }
.workflowStepNumber { fill: var(--field); stroke: var(--strong-line); stroke-width: 1; }
.workflowStepNumberText { fill: var(--muted); font: 750 10px ui-monospace, SFMono-Regular, Menlo, monospace; }
.workflowStepTitle { fill: var(--text); font: 750 15px Inter, ui-sans-serif, system-ui, sans-serif; }
.workflowStepDescription { fill: var(--muted); font: 500 12px Inter, ui-sans-serif, system-ui, sans-serif; }
.workflowStepStateDot { fill: var(--faint); }
.workflowStepStateText { fill: var(--muted); font: 700 11px Inter, ui-sans-serif, system-ui, sans-serif; }
.workflowStep.enabled .workflowStepCard { fill: #1b2920; stroke: #567b5f; }
.workflowStep.enabled .workflowStepStateDot { fill: #82bd8e; }
.workflowStep.enabled .workflowStepStateText { fill: #aad5b2; }
.workflowStep.disabled .workflowStepCard { opacity: .58; }
.workflowStep:focus-visible .workflowStepCard { stroke: var(--accent); stroke-width: 2.5; }
.workflowDialog .settingsFooter > div { display: flex; gap: 8px; }
.workflowDialog .settingsFooter button { min-height: 36px; border: 1px solid var(--line); border-radius: 8px; background: var(--raised); padding: 0 14px; }
.workflowDialog .settingsFooter .primaryButton { background: var(--accent); color: #1b1a18; }

@media (max-width: 680px) {
  .presetRow { grid-template-columns: 1fr; }
  .presetActions { flex-wrap: wrap; }
  .presetFieldGrid, .presetToggleGrid, .presetMcpAddForm { grid-template-columns: 1fr; }
  .presetFieldWide { grid-column: auto; }
  .presetsToolbar { align-items: stretch; flex-direction: column; }
  .workflowDiagramHeading { align-items: stretch; flex-direction: column; }
  .workflowEnabledCount { align-self: flex-start; }
}

.providerSettings {
  display: grid;
  gap: 14px 12px;
}

.providerTabs {
  display: flex;
  gap: 4px;
  border-bottom: 1px solid var(--line);
  padding: 0 18px;
}

.providerTabs button {
  min-height: 40px;
  border: 0;
  border-bottom: 2px solid transparent;
  background: transparent;
  color: var(--muted);
  padding: 0 14px;
}

.providerTabs button[aria-selected="true"] {
  border-bottom-color: var(--text);
  color: var(--text);
}

.providerTabContent { min-height: 0; }
.providerTabPanel { padding: 18px; }
.providerTabPanel[hidden] { display: none; }
.providerModelsSection { display: grid; gap: 14px; }
.providerModelsHeading { display: grid !important; gap: 3px !important; }
.providerModelsSection .providerTableToolbar span { color: var(--muted); font-size: .78rem; }
.providerModelsControls { display: flex !important; align-items: center; gap: 8px !important; }
.providerModelsControls input {
  width: min(360px, 32vw);
  min-height: 34px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--field);
  color: var(--text);
  padding: 0 13px;
  outline: 0;
}
.providerModelsControls input:focus { border-color: var(--strong-line); }
.providerModelsTable { min-width: 1320px; }
.providerModelsTable tbody tr { cursor: default; }
.providerModelsTable th,
.providerModelsTable td { white-space: nowrap; }
.providerTable button.providerModelsSortButton {
  display: inline-flex;
  width: 100%;
  min-height: 24px;
  align-items: center;
  justify-content: flex-start;
  gap: 6px;
  border: 0;
  border-radius: 4px;
  background: transparent;
  color: inherit;
  padding: 0;
  text-align: left;
}
.providerModelsSortButton::after { content: "↕"; opacity: .38; }
.providerModelsSortButton[data-direction="asc"]::after { content: "↑"; opacity: 1; }
.providerModelsSortButton[data-direction="desc"]::after { content: "↓"; opacity: 1; }
.providerModelsSortButton:hover { color: var(--text); }
.providerModelsTable th:first-child,
.providerModelsTable td:first-child { width: 260px; max-width: 260px; }
.providerModelsTable td:first-child {
  overflow: hidden;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  text-overflow: ellipsis;
}
.providerModelsTable th:last-child,
.providerTable.providerModelsTable td.providerModelActionsCell {
  position: sticky;
  right: 0;
  z-index: 1;
  width: 112px;
  background: var(--panel);
  box-shadow: -1px 0 var(--line);
}
.providerModelsTable th:last-child { z-index: 2; text-align: right; }
.providerTable.providerModelsTable tbody tr:hover td.providerModelActionsCell,
.providerTable.providerModelsTable tbody tr.selected td.providerModelActionsCell { background: var(--raised); }
.providerTable.providerModelsTable td.providerModelActionsCell { display: table-cell; }
.providerModelUseActions { display: flex; align-items: center; justify-content: flex-end; gap: 6px; color: var(--muted); }
.providerTable button.providerModelUseButton {
  width: auto;
  min-width: 42px;
  min-height: 28px;
  border-radius: 7px;
  padding: 0 9px;
}
.providerTable button.providerModelUseButton[aria-pressed="true"] { color: var(--faint); }
.providerModelBadges { display: flex; flex-wrap: wrap; gap: 6px; }
.providerModelBadges span { border: 1px solid var(--line); border-radius: 999px; background: var(--raised); padding: 3px 8px; color: var(--text); font-size: .74rem; white-space: nowrap; }
.providerModelBadges span.providerModelSeparator { align-self: center; border: 0; background: transparent; padding: 0; color: var(--muted); }
.providerTable button.providerModelTestButton {
  display: inline-grid;
  width: 30px;
  min-width: 30px;
  height: 30px;
  min-height: 30px;
  place-items: center;
  border-radius: 50%;
  padding: 0;
}
.providerModelTestButton .modelTestIcon { width: 16px; height: 16px; }
.providerModelTestButton.is-testing .modelTestIcon { animation: providerModelTestPulse 700ms ease-in-out infinite alternate; }
@keyframes providerModelTestPulse { to { opacity: .35; transform: scale(.88); } }

.providerTableToolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.providerTableToolbar > div { display: flex; gap: 8px; }

.providerTableToolbar button,
.providerTable button {
  min-height: 32px;
  border: 1px solid #333;
  border-radius: 999px;
  background: #1f1f1f;
  padding: 0 12px;
}

.providerTable td:last-child {
  display: flex;
  justify-content: flex-end;
  gap: 7px;
}

.providerTable button.providerDeleteButton {
  border-color: #55302d;
  color: #ff9a92;
}

.providerTable button.providerDeleteButton:hover {
  background: #2b1715;
  border-color: #78413c;
}

.providerEditor {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
}

.providerEditor[hidden] { display: none; }
.toolsAddPanel[hidden],
.providerTableToolbar[hidden],
.toolsListPanel[hidden],
.settingsTemplates[hidden],
.configInput[hidden] { display: none; }
.toolsAddPanel .remoteToolField[hidden],
.toolsAddPanel .stdioToolField[hidden] { display: none; }
#providerApiKeyField { grid-column: 1; }
#providerApiKeyField[hidden] { display: none; }

.providerSettings.editor-open .providerTableToolbar,
.providerSettings.editor-open .providerTableWrap {
  display: none;
}

.providerTableWrap {
  grid-column: 1 / -1;
  max-height: 210px;
  overflow: auto;
  border: 1px solid #292929;
  border-radius: 9px;
}

.providerTable {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
}

.providerTable th,
.providerTable td {
  border-bottom: 1px solid #242424;
  padding: 10px 12px;
  font-size: 0.84rem;
}

.providerTable th { color: var(--muted); }
.providerKeyStatus { color: var(--muted); white-space: nowrap; }
.providerTable tbody tr { cursor: pointer; }
.providerTable tbody tr:hover,
.providerTable tbody tr.selected { background: #1b1b1b; }
.providerTable tr:last-child td { border-bottom: 0; }
.providerSettings .providerTable input[type="checkbox"] {
  width: 18px;
  height: 18px;
  min-height: 0;
  margin: 0;
  padding: 0;
  border-radius: 4px;
  accent-color: #fff;
}

.providerSettings label,
.toolsAddPanel label {
  display: grid;
  gap: 6px;
}

.providerSettings span,
.toolsAddPanel span {
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 700;
}

.providerSettings input,
.providerSettings select,
.toolsAddPanel input,
.toolsAddPanel select,
.toolsAddPanel textarea {
  width: 100%;
  min-height: 40px;
  border: 1px solid #333;
  border-radius: 8px;
  background: #090909;
  color: #ececec;
  padding: 0 11px;
  outline: 0;
}

.toolsAddPanel textarea {
  min-height: 72px;
  resize: vertical;
  padding: 10px 11px;
  font: 500 0.78rem/1.4 ui-monospace, SFMono-Regular, Menlo, monospace;
}

.providerSettings select,
.toolsAddPanel select {
  appearance: none;
  padding-right: 44px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1.25 6 6.25l5-5' fill='none' stroke='%23d7d7d7' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
}

.providerSettings input:focus,
.providerSettings select:focus,
.toolsAddPanel input:focus,
.toolsAddPanel select:focus,
.toolsAddPanel textarea:focus {
  border-color: #555;
}

.providerModelActions {
  display: flex;
  grid-column: 1;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  align-self: end;
  min-height: 40px;
}

.providerModelActions > div {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.providerModelActions button {
  min-height: 34px;
  border: 1px solid #333;
  border-radius: 999px;
  background: #1f1f1f;
  padding: 0 12px;
  color: #e6e6e6;
  font-size: 0.86rem;
}

.providerModelActions button:hover {
  background: #2a2a2a;
  border-color: #4a4a4a;
}

.toolPermissions {
  min-width: 0;
}

.toolTableWrap {
  overflow: auto;
  border: 1px solid #262626;
  border-radius: 8px;
  background: #111;
}

.toolTable {
  width: 100%;
  min-width: 620px;
  border-collapse: collapse;
}

.toolTable th,
.toolTable td {
  border-bottom: 1px solid #242424;
  padding: 12px 14px;
  text-align: left;
  vertical-align: middle;
}

.toolTable thead th {
  background: #171717;
  color: var(--muted);
  font-size: 0.76rem;
  font-weight: 800;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.toolTable tbody th {
  color: #e8e8e8;
  font-size: 0.92rem;
  font-weight: 750;
  white-space: nowrap;
}

.toolTable tbody td {
  color: var(--muted);
  font-size: 0.88rem;
}

.toolTable th:last-child,
.toolTable td:last-child {
  width: 96px;
  text-align: center;
}

.toolTable tbody tr:last-child th,
.toolTable tbody tr:last-child td {
  border-bottom: 0;
}

.toolTable input {
  width: 16px;
  height: 16px;
  accent-color: #ececec;
}

.skillLibrary {
  display: grid;
  gap: 12px;
}

.skillLibrary[hidden],
.skillEditor[hidden],
.skillFooterActions button[hidden],
#backToSkillsButton[hidden],
#toggleSkillColumnButton[hidden] {
  display: none;
}

.skillModalIdentity {
  display: flex;
  min-width: 0;
  align-items: center;
  gap: 10px;
}

.skillLibraryHeader {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 16px;
}

.skillLibraryHeader > div {
  display: grid;
  gap: 3px;
}

.skillLibraryHeader .skillLibraryActions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.skillLibrary h3 {
  margin: 0;
  color: #f1f1f1;
  font-size: 0.96rem;
}

.skillLibrary p {
  margin: 0;
  color: var(--muted);
  font-size: 0.82rem;
}

.skillSearch {
  width: min(280px, 42vw);
}

.skillSearch input {
  width: 100%;
  min-height: 38px;
  border: 1px solid var(--line);
  border-radius: 999px;
  outline: 0;
  background: var(--field);
  color: var(--text);
  padding: 0 14px;
  font: inherit;
}

.skillSearch input:focus {
  border-color: var(--strong-line);
  box-shadow: 0 0 0 2px color-mix(in srgb, var(--accent) 12%, transparent);
}

.skillTableWrap {
  max-height: 420px;
  overflow: auto;
  border: 1px solid #323232;
  border-radius: 10px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.03), transparent 12%),
    #1a1a1a;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.03);
}

.skillTable {
  width: 100%;
  min-width: 720px;
  border-collapse: collapse;
}

.skillTable th,
.skillTable td {
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  padding: 11px 14px;
  text-align: left;
  vertical-align: middle;
}

.skillTable thead th {
  position: sticky;
  top: 0;
  z-index: 1;
  background: rgba(69, 69, 69, 0.94);
  color: #cfcfcf;
  font-size: 0.76rem;
  font-weight: 750;
  letter-spacing: 0.04em;
}

.skillTable tbody tr {
  background: rgba(255, 255, 255, 0.01);
}

.skillTable tbody tr:hover {
  background: rgba(255, 255, 255, 0.04);
}

.skillTable tbody tr:last-child th,
.skillTable tbody tr:last-child td {
  border-bottom: 0;
}

.skillTable .skillToggleColumn {
  width: 96px;
  text-align: center;
}

.skillTable .skillActionColumn {
  width: 92px;
  text-align: right;
}

.skillEditButton {
  min-height: 30px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--raised);
  padding: 0 11px;
  color: var(--text);
  font-size: .76rem;
  font-weight: 650;
}

.skillEditButton:hover {
  border-color: var(--strong-line);
  background: var(--surface-hover);
}

.skillName {
  color: #efefef;
  font-size: 0.98rem;
  font-weight: 620;
}

.skillSummary {
  color: #9b9b9b;
  font-size: 0.81rem;
  margin-top: 2px;
  max-width: 320px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.skillTable input[type="checkbox"] {
  appearance: none;
  width: 18px;
  height: 18px;
  border-radius: 5px;
  border: 1px solid #3e3e3e;
  background: linear-gradient(180deg, #2a2a2a, #1e1e1e);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.05);
  cursor: pointer;
}

.skillTable input[type="checkbox"]:checked {
  border-color: transparent;
  background:
    radial-gradient(circle at 50% 50%, #f5f8ff 0 32%, transparent 33%),
    linear-gradient(180deg, #5d89db, #355fb4);
}

.skill-column-hidden .skillTable .skillToggleColumn {
  display: none;
}

.skillEditor {
  display: grid;
  gap: 14px;
}

.skillEditorField {
  display: grid;
  gap: 7px;
}

.skillEditorField > span {
  color: var(--text);
  font-size: .82rem;
  font-weight: 750;
}

.skillEditorField > small {
  color: var(--muted);
  font-size: .72rem;
}

.skillEditorField input,
.skillEditorField textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 9px;
  outline: 0;
  background: var(--field);
  color: var(--text);
  padding: 10px 12px;
  font: 500 .8rem/1.5 ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
}

.skillEditorField input:focus,
.skillEditorField textarea:focus {
  border-color: var(--strong-line);
  box-shadow: 0 0 0 2px color-mix(in srgb, var(--accent) 10%, transparent);
}

.skillEditorField input:disabled {
  color: var(--muted);
  cursor: not-allowed;
}

.skillEditorField textarea {
  min-height: 430px;
  overflow-y: auto;
  resize: vertical;
  tab-size: 2;
}

.skillFooterActions {
  display: flex;
  gap: 8px;
}

.skillEmptyState {
  color: var(--muted);
  font-size: 0.88rem;
  text-align: center;
  padding: 18px 14px;
}

.providerModelActions span {
  min-width: 0;
  color: var(--muted);
  font-size: 0.82rem;
  text-align: right;
}

.providerModelActions span[data-state="success"] {
  color: #88d8c6;
}

.providerModelActions span[data-state="error"] {
  color: var(--danger);
}

.toolsAddPanel {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
  align-items: end;
  border: 1px solid #282828;
  border-radius: 8px;
  background: #101010;
  padding: 12px;
}

.toolsAddPanel .primaryButton {
  min-height: 40px;
}

.mcpEditorActions {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
}

.mcpEditorActions button {
  min-height: 40px;
  border: 1px solid #333;
  border-radius: 999px;
  background: #1f1f1f;
  padding: 0 14px;
}

.mcpEditorActions .primaryButton {
  background: var(--accent);
  color: #1b1a18;
}

.toolsListPanel {
  display: grid;
  overflow: hidden;
  border: 1px solid #292929;
  border-radius: 9px;
}

.mcpListHeader,
.toolRow {
  display: grid;
  grid-template-columns: minmax(100px, 1fr) 70px minmax(160px, 2fr) 58px 124px;
  align-items: center;
  gap: 12px;
}

.mcpListHeader {
  border-bottom: 1px solid #292929;
  padding: 10px 12px;
  color: var(--muted);
  font-size: .76rem;
  font-weight: 800;
  text-transform: uppercase;
}

.toolsListHeader {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.toolsListHeader h3 {
  margin: 0;
  font-size: 0.96rem;
}

.toolsListHeader button {
  min-height: 34px;
  border: 1px solid #333;
  border-radius: 999px;
  background: #1f1f1f;
  padding: 0 12px;
  color: #e6e6e6;
}

.toolsList {
  display: grid;
  max-height: 310px;
  overflow: auto;
}

.toolRow {
  border-bottom: 1px solid #282828;
  background: #0b0b0b;
  padding: 12px;
}

.toolRow:last-child { border-bottom: 0; }

.toolRow strong,
.toolRow span {
  display: block;
  min-width: 0;
}

.toolRow strong {
  color: #f0f0f0;
  font-size: 0.94rem;
}

.toolRow span {
  margin-top: 4px;
  overflow-wrap: anywhere;
  color: var(--muted);
  font-size: 0.82rem;
}

.toggleButton {
  width: 58px;
  height: 34px;
  border: 1px solid #444;
  border-radius: 999px;
  background: #191919;
  margin: 0;
  padding: 0;
  color: #c7c7c7;
  font-size: .78rem;
  font-weight: 750;
}

.toggleButton.enabled {
  border-color: rgba(136, 216, 198, 0.45);
  background: rgba(136, 216, 198, 0.12);
  color: #88d8c6;
}

.mcpRowActions {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
}

.mcpRowActions button {
  width: 58px;
  height: 34px;
  border: 1px solid #333;
  border-radius: 999px;
  background: #1f1f1f;
  margin: 0;
  padding: 0;
  color: var(--text);
  font-size: .78rem;
  font-weight: 750;
}

.mcpRowActions .mcpDeleteButton {
  border-color: #55302d;
  color: #ff9a92;
}

.mcpRowActions .mcpDeleteButton:hover {
  background: #2b1715;
  border-color: #78413c;
}

.emptyTools {
  margin: 0;
  border: 1px solid #282828;
  border-radius: 8px;
  padding: 18px;
  color: var(--muted);
  text-align: center;
}

.subAgentEditor {
  grid-template-columns: minmax(150px, .55fr) minmax(260px, 1fr) auto;
  align-items: end;
}

.subAgentEditor > strong { grid-column: 1 / -1; }

.subAgentListPanel {
  min-width: 0;
  overflow: hidden;
  border: 1px solid #282828;
  border-radius: 9px;
  background: #0b0b0b;
}

.subAgentListHeader,
.subAgentRow {
  display: grid;
  grid-template-columns: minmax(140px, .55fr) minmax(260px, 1fr) 84px;
  align-items: center;
  gap: 10px;
}

.subAgentListHeader {
  border-bottom: 1px solid #282828;
  background: #171717;
  padding: 10px 12px;
  color: var(--muted);
  font-size: .72rem;
  font-weight: 800;
  letter-spacing: .04em;
  text-transform: uppercase;
}

.subAgentsList {
  display: grid;
  max-height: 310px;
  overflow: auto;
}

.subAgentRow {
  border-bottom: 1px solid #282828;
  padding: 10px 12px;
}

.subAgentRow:last-child { border-bottom: 0; }

.subAgentRow input {
  width: 100%;
  min-width: 0;
  min-height: 38px;
  border: 1px solid #333;
  border-radius: 8px;
  outline: 0;
  background: #090909;
  padding: 0 10px;
  color: #ececec;
}

.subAgentRow input:focus { border-color: #555; }

.subAgentRow .subAgentDeleteButton {
  min-height: 34px;
  border: 1px solid #55302d;
  border-radius: 999px;
  background: #1f1f1f;
  color: #ff9a92;
  font-size: .78rem;
  font-weight: 750;
}

.subAgentRow .subAgentDeleteButton:hover {
  border-color: #78413c;
  background: #2b1715;
}

.settingsTemplates button,
.settingsFooter button,
.primaryButton {
  min-height: 36px;
  border: 1px solid #333;
  border-radius: 999px;
  background: #1f1f1f;
  padding: 0 13px;
  color: #e6e6e6;
  font-size: 0.9rem;
}

.settingsTemplates button:hover,
.settingsFooter button:hover,
.primaryButton:hover,
.toolsListHeader button:hover {
  background: #2a2a2a;
  border-color: #4a4a4a;
}

.settingsFooter .primaryButton,
.primaryButton {
  background: #f0f0f0;
  color: #151515;
  font-weight: 750;
}

.configInput {
  width: 100%;
  min-height: 420px;
  max-height: min(56vh, 620px);
  border: 1px solid #303030;
  border-radius: 8px;
  background: #080808;
  color: #ececec;
  padding: 14px;
  overflow: auto;
  resize: vertical;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace;
  font-size: 0.9rem;
  line-height: 1.48;
}

.configInput:focus {
  border-color: #555;
}

.configStatus {
  min-width: 0;
  color: var(--muted);
  font-size: 0.86rem;
}

.configStatus[data-state="success"] {
  color: #88d8c6;
}

.configStatus[data-state="error"] {
  color: var(--danger);
}

/* Warm graphite palette used by the alternate light.html interface. */
:root,
:host {
  --bg: #151412;
  --sidebar: #1c1b19;
  --sidebar-line: #2c2a27;
  --surface: #242220;
  --surface-hover: #2b2926;
  --bubble: #292724;
  --text: #d6d2ce;
  --muted: #918c87;
  --faint: #6f6a65;
  --line: #302e2b;
  --accent: #e6e2de;
  --panel: #1a1917;
  --field: #12110f;
  --raised: #242321;
  --selected: #2a2825;
  --strong-line: #3b3834;
}

body,
.app,
.chat,
.columnResizeHandle {
  background: var(--bg);
}

.sidebar {
  background: var(--sidebar);
  color: var(--text);
}

.filesColumn {
  background: var(--panel);
}

.sidebarToggle,
.iconButton,
.composerIcon,
.sidebarSection button,
.navIcon,
.textButton,
textarea,
.toolTable tbody th,
.skillName,
.toolRow strong {
  color: var(--text);
}

.sidebarSection button:hover,
.sidebarSection button.active,
.workspaceTree summary:hover,
.workspaceFile:hover,
.workspaceFile:focus-visible,
.workspacePickerOption:hover,
.workspacePickerOption.selected,
.providerTable tbody tr:hover,
.providerTable tbody tr.selected,
.skillTable tbody tr:hover {
  background: var(--selected);
}

.recentIcon,
.app.sidebar-collapsed .sidebarSection button,
.columnVisibilityControls button,
.workspacePicker,
.resetFab,
.composer,
.imagePreview,
.filesHeader button,
.systemPromptRow button,
.providerTableToolbar button,
.providerTable button,
.providerModelActions button,
.toolsListHeader button,
.toggleButton,
.settingsTemplates button,
.settingsFooter button,
.primaryButton {
  border-color: var(--line);
}

.columnVisibilityControls button,
.workspacePicker,
.resetFab,
.systemPromptRow button,
.providerTableToolbar button,
.providerTable button,
.providerModelActions button,
.toolsListHeader button,
.toggleButton,
.settingsTemplates button,
.settingsFooter button {
  background: var(--raised);
}

.columnVisibilityControls button:hover,
.columnVisibilityControls button[aria-pressed="true"],
.providerModelActions button:hover,
.settingsTemplates button:hover,
.settingsFooter button:hover,
.primaryButton:hover,
.toolsListHeader button:hover {
  border-color: var(--strong-line);
  background: var(--surface-hover);
  color: var(--text);
}

.composerWrap {
  background: linear-gradient(180deg, transparent, var(--bg) 34%);
}

.composer {
  background: var(--raised);
}

.composer:focus-within {
  border-color: var(--strong-line);
  background: var(--surface);
}

.sendButton,
.settingsFooter .primaryButton,
.primaryButton {
  background: var(--accent);
  color: #1b1a18;
}

.workspacePicker input,
.createWorkspacePanel label,
.fileEditorPreviewContent,
.configInput,
.providerSettings input,
.providerSettings select,
.toolsAddPanel input,
.toolsAddPanel select {
  color: var(--text);
}

.createWorkspaceDialog,
.workspacePickerDialog,
.fileEditorDialog,
.settingsDialog {
  border-color: var(--line);
  background: var(--panel);
  color: var(--text);
}

.createWorkspaceDialog::backdrop,
.workspacePickerDialog::backdrop,
.fileEditorDialog::backdrop,
.settingsDialog::backdrop {
  background: rgba(15, 14, 13, 0.74);
}

.createWorkspacePanel input,
.fileEditorPreview,
.providerSettings input,
.providerSettings select,
.toolsAddPanel input,
.toolsAddPanel select,
.configInput {
  border-color: var(--line);
  background: var(--field);
}

.createWorkspacePanel button,
.workspacePickerPanel button,
.fileEditorPanel button {
  border-color: var(--line);
}

.workspacePickerTree,
.fileEditorPreview,
.providerTableWrap,
.systemPromptsList,
.toolTableWrap,
.skillTableWrap,
.toolsListPanel,
.toolsAddPanel,
.emptyTools {
  border-color: var(--line);
}

.fileEditorPreviewHeader,
.toolTable thead th,
.skillTable thead th {
  border-color: var(--line);
  background: var(--raised);
}

.toolsAddPanel,
.toolRow {
  background: var(--field);
}

.toolTableWrap,
.skillTableWrap {
  background: var(--panel);
}

.providerTable th,
.providerTable td,
.systemPromptRow,
.toolTable th,
.toolTable td,
.skillTable th,
.skillTable td,
.mcpListHeader,
.toolRow {
  border-color: var(--line);
}

.skillTable tbody tr {
  background: transparent;
}

.skillTable input[type="checkbox"] {
  border-color: var(--strong-line);
  background: var(--raised);
}

.columnResizeHandle::before {
  background: var(--sidebar-line);
}

@media (max-width: 900px) {
  .app,
  .app.sidebar-collapsed,
  .app.files-collapsed,
  .app.sidebar-collapsed.files-collapsed {
    grid-template-columns: 1fr;
    grid-template-rows: minmax(0, 1fr);
  }

  .sidebar {
    display: none;
  }

  .chat { grid-column: 1; }

  .chatTopbar {
    top: 12px;
    right: 12px;
    left: 12px;
  }

  .columnVisibilityControls { display: none; }

  .messages {
    padding: 82px 18px 178px;
  }

  .message-user p {
    max-width: 88%;
  }

  .composer {
    grid-template-columns: 38px minmax(0, 1fr) 36px 42px;
    min-height: 64px;
    padding-left: 18px;
  }

  .modeButton {
    display: none;
  }

  .columnResizeHandle {
    display: none;
  }

  .filesColumn { display: none; }

  .settingsHeader,
  .settingsFooter {
    align-items: flex-start;
    flex-direction: column;
  }

  .settingsFooter div {
    display: flex;
    width: 100%;
    gap: 8px;
  }

  .providerSettings,
  .providerEditor {
    grid-template-columns: 1fr;
  }

  .providerEditor > label,
  .providerEditor > label:nth-of-type(n),
  #providerApiKeyField,
  .providerModelActions {
    grid-column: 1;
  }

  .providerModelActions {
    align-items: flex-start;
    flex-direction: column;
  }

  .toolsAddPanel {
    grid-template-columns: 1fr;
  }

  .skillLibraryHeader {
    align-items: stretch;
    flex-direction: column;
  }

  .skillLibraryHeader .skillLibraryActions {
    align-items: stretch;
    flex-direction: column;
  }

  .skillSearch {
    width: 100%;
  }

  .settingsFooter button {
    flex: 1;
  }

  .configInput {
    min-height: 320px;
  }

  .resetFab {
    right: 14px;
  }
}