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feat: add terminal chat shell #1

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Merged
alexcstark merged 1 commit into from
Aug 22, 2026
Merged

feat: add terminal chat shell #1

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23 changes: 22 additions & 1 deletion apps/web/src/components/ChatView.tsx
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Original file line number Diff line number Diff line change
Expand Up @@ -6410,7 +6410,10 @@ function ChatViewContent(props: ChatViewProps) {
composerBannerItems.length > 0 || Boolean(threadSyncPhase && !activeEnvironmentUnavailable);

return (
<div className="relative flex min-h-0 min-w-0 flex-1 overflow-hidden bg-background">
<div
className="terminal-shell relative flex min-h-0 min-w-0 flex-1 overflow-hidden bg-background"
data-terminal-shell="true"
>
{rightPanelOpen && !shouldUseRightPanelSheet ? panelLayoutControls : null}
<div
className={cn(
Expand Down Expand Up @@ -6574,6 +6577,24 @@ function ChatViewContent(props: ChatViewProps) {
className="w-full ps-[calc(env(safe-area-inset-left)+0.75rem)] pe-[calc(env(safe-area-inset-right)+0.75rem)] sm:ps-[calc(env(safe-area-inset-left)+1.25rem)] sm:pe-[calc(env(safe-area-inset-right)+1.25rem)]"
>
<div className="pointer-events-auto relative z-10">
{!isDraftHeroState ? (
<div
aria-live="polite"
className="flex items-center gap-2 px-1 pb-1.5 text-[11px] text-muted-foreground"
data-terminal-shell-status="true"
>
<span data-terminal-shell-status-state={isWorking ? "working" : "ready"}>
{isWorking ? (workingStepLabel ?? "Working") : "Ready"}
</span>
{isWorking ? <span aria-hidden="true">· esc to interrupt</span> : null}
{terminalUiState.terminalIds.length > 0 ? (
<span>
· {terminalUiState.terminalIds.length} terminal
{terminalUiState.terminalIds.length === 1 ? "" : "s"} active
</span>
) : null}
</div>
) : null}
{isDraftHeroState ? (
<div className="absolute inset-x-0 bottom-full z-0">
<div
Expand Down
190 changes: 190 additions & 0 deletions apps/web/src/index.css
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -1667,6 +1667,196 @@ html[data-theme-id="t3-chat"]
}
}

/* Terminal shell
The chat remains the same provider-backed workspace, but this presentation
makes the transcript feel like a live terminal session: the output owns the
canvas, prompts are flat and wide, and status/color are intentionally quiet. */
[data-terminal-shell="true"] {
--terminal-shell-background: #11161d;
--terminal-shell-surface: #1b2230;
--terminal-shell-border: rgb(255 255 255 / 9%);
--terminal-shell-muted: #8f9aa8;
--terminal-shell-foreground: #e6e9ed;
--terminal-shell-accent: #52e7d1;
--terminal-shell-selection: rgb(82 231 209 / 18%);
background: var(--terminal-shell-background);
color: var(--terminal-shell-foreground);
font-family: var(--font-mono);
}

[data-terminal-shell="true"] [data-chat-header] {
min-height: 2.75rem;
border-bottom: 1px solid var(--terminal-shell-border);
background: var(--terminal-shell-background);
color: var(--terminal-shell-muted);
font-family: var(--font-mono);
}

[data-terminal-shell="true"] [data-chat-header] h2,
[data-terminal-shell="true"] [data-chat-header] button,
[data-terminal-shell="true"] [data-chat-header] [data-project-favicon] {
font-family: var(--font-mono);
}

[data-terminal-shell="true"] [data-chat-workspace-drop-target="true"] {
background: var(--terminal-shell-background);
}

[data-terminal-shell="true"] [data-timeline-root="true"] {
max-width: none;
padding-inline: clamp(1rem, 4vw, 4rem);
font-family: var(--font-mono);
font-size: 0.9375rem;
line-height: 1.55;
}

[data-terminal-shell="true"] [data-timeline-row-kind="message"] {
padding-block: 0.35rem;
}

[data-terminal-shell="true"] [data-message-role="assistant"] > div {
padding-inline: 0;
}

[data-terminal-shell="true"] [data-message-role="user"] > .group {
align-items: flex-start;
gap: 0;
}

[data-terminal-shell="true"] [data-message-role="user"] > .group > div:first-child {
max-width: none;
border: 0;
border-radius: 0;
background: transparent;
padding: 0;
color: var(--terminal-shell-foreground);
}

[data-terminal-shell="true"] [data-message-role="user"] > .group > div:first-child::before {
margin-inline-end: 0.75rem;
color: var(--terminal-shell-accent);
content: ">";
line-height: 1.55;
}

[data-terminal-shell="true"] [data-message-role="user"] [data-user-message-footer="true"] {
max-width: none;
justify-content: flex-start;
padding-inline-start: 1.5rem;
color: var(--terminal-shell-muted);
}

[data-terminal-shell="true"] [data-message-role="assistant"] a,
[data-terminal-shell="true"] [data-message-role="assistant"] code,
[data-terminal-shell="true"] [data-message-role="user"] code {
color: var(--terminal-shell-accent);
}

[data-terminal-shell="true"] [data-message-role="assistant"] a {
text-decoration-color: color-mix(in srgb, var(--terminal-shell-accent) 65%, transparent);
}

[data-terminal-shell="true"] [data-message-role="assistant"] pre,
[data-terminal-shell="true"] [data-message-role="user"] pre {
border-color: var(--terminal-shell-border);
border-radius: 2px;
background: rgb(0 0 0 / 22%);
}

[data-terminal-shell="true"] .chat-composer-glass-shell {
--chat-composer-glass-surface: var(--terminal-shell-surface);
--chat-composer-outline: var(--terminal-shell-border);
max-width: none;
}

[data-terminal-shell="true"] .chat-composer-glass-shell::before,
[data-terminal-shell="true"] .chat-composer-glass-host::after {
border-radius: 3px;
}

[data-terminal-shell="true"] .chat-composer-glass-shell::before {
background: var(--terminal-shell-surface);
box-shadow: 0 -14px 34px -28px rgb(0 0 0 / 80%);
}

[data-terminal-shell="true"] .chat-composer-glass-host,
[data-terminal-shell="true"] [data-chat-composer-main-surface="true"],
[data-terminal-shell="true"] [data-chat-composer-surface="true"] {
border-radius: 3px;
}

[data-terminal-shell="true"] [data-chat-composer-form="true"] {
max-width: none;
}

[data-terminal-shell="true"] [data-chat-composer-main-surface="true"] {
border: 1px solid var(--terminal-shell-border);
background: var(--terminal-shell-surface);
box-shadow: none;
}

[data-terminal-shell="true"] [data-chat-composer-surface="true"] {
background: transparent;
}

[data-terminal-shell="true"] [data-testid="composer-editor"] {
min-height: 3.5rem;
padding-block: 0.15rem;
font-family: var(--font-mono);
font-size: 0.9375rem;
line-height: 1.55;
caret-color: var(--terminal-shell-accent);
}

[data-terminal-shell="true"] [data-testid="composer-editor"]::selection {
background: var(--terminal-shell-selection);
}

[data-terminal-shell="true"] [data-chat-composer-main-surface="true"] button:hover {
background: rgb(255 255 255 / 7%);
}

[data-terminal-shell="true"] [data-chat-composer-overlay] {
background: linear-gradient(to top, var(--terminal-shell-background) 0%, transparent 100%);
padding-top: 1.5rem;
}

[data-terminal-shell="true"] [data-terminal-shell-status="true"] {
font-family: var(--font-mono);
letter-spacing: 0.01em;
}

[data-terminal-shell="true"] [data-terminal-shell-status-state] {
color: var(--terminal-shell-muted);
}

[data-terminal-shell="true"] [data-terminal-shell-status-state]::before {
display: inline-block;
width: 0.5rem;
height: 0.5rem;
margin-inline-end: 0.5rem;
border-radius: 999px;
background: var(--terminal-shell-muted);
content: "";
vertical-align: 0.03em;
}

[data-terminal-shell="true"] [data-terminal-shell-status-state="working"] {
color: var(--terminal-shell-accent);
}

[data-terminal-shell="true"] [data-terminal-shell-status-state="working"]::before {
background: var(--terminal-shell-accent);
box-shadow: 0 0 0 3px rgb(82 231 209 / 10%);
}

@media (max-width: 639px) {
[data-terminal-shell="true"] [data-timeline-root="true"] {
padding-inline: 1rem;
font-size: 0.875rem;
}
}

/* Theme-token dependency probes are restored synchronously, before paint. Keep
transitions from observing the temporary sentinel color in between. */
html[data-theme-token-probe],
Expand Down