Build MVP with Pi installer and atomic updates

This commit is contained in:
2026-07-31 18:17:27 +02:00
parent e575ed2b2f
commit c52def7c37
35 changed files with 7762 additions and 1 deletions
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import { useCallback, useEffect, useState } from "react";
import {
ArrowClockwise,
CheckCircle,
Cpu,
Gauge,
HardDrives,
House,
Gear,
GitBranch,
DownloadSimple,
SignOut,
TerminalWindow,
WarningCircle,
WifiHigh
} from "@phosphor-icons/react";
import {
ApiError,
getAuthState,
getStatus,
getUpdateStatus,
post,
type AuthState,
type SystemStatus,
type UpdateStatus
} from "./api";
type Screen = "loading" | "setup" | "login" | "dashboard" | "fatal";
export function App() {
const [screen, setScreen] = useState<Screen>("loading");
const [auth, setAuth] = useState<AuthState | null>(null);
const [fatalError, setFatalError] = useState("");
const refreshAuth = useCallback(async () => {
try {
const state = await getAuthState();
setAuth(state);
setScreen(state.setupRequired ? "setup" : state.user ? "dashboard" : "login");
} catch (error) {
setFatalError(error instanceof Error ? error.message : "The companion service is unreachable");
setScreen("fatal");
}
}, []);
useEffect(() => void refreshAuth(), [refreshAuth]);
if (screen === "loading") return <BootScreen />;
if (screen === "fatal") return <ConnectionError message={fatalError} retry={() => void refreshAuth()} />;
if (!auth) return null;
if (screen === "setup") return <AccountScreen mode="setup" csrfToken={auth.csrfToken} onComplete={refreshAuth} />;
if (screen === "login") return <AccountScreen mode="login" csrfToken={auth.csrfToken} onComplete={refreshAuth} />;
return <Dashboard auth={auth} onLoggedOut={refreshAuth} />;
}
function BootScreen() {
return (
<main className="center-screen" aria-live="polite">
<div className="boot-mark"><Gauge size={44} weight="duotone" /></div>
<p className="eyebrow">Pi Car Companion</p>
<h1>Connecting to your Pi</h1>
<div className="loading-line" aria-hidden="true"><span /></div>
</main>
);
}
function ConnectionError({ message, retry }: { message: string; retry: () => void }) {
return (
<main className="center-screen error-screen">
<WarningCircle size={52} weight="duotone" aria-hidden="true" />
<p className="eyebrow">Connection unavailable</p>
<h1>The Pi did not respond</h1>
<p className="screen-copy">{message}. Check power and network access, then reconnect.</p>
<button className="primary-button" onClick={retry}><ArrowClockwise size={22} /> Reconnect</button>
</main>
);
}
function AccountScreen({
mode,
csrfToken,
onComplete
}: {
mode: "setup" | "login";
csrfToken: string;
onComplete: () => Promise<void>;
}) {
const [username, setUsername] = useState("");
const [password, setPassword] = useState("");
const [error, setError] = useState("");
const [submitting, setSubmitting] = useState(false);
const setup = mode === "setup";
async function submit(event: React.FormEvent) {
event.preventDefault();
setError("");
setSubmitting(true);
try {
if (setup) await post("/api/auth/setup", { username, password }, csrfToken);
await post("/api/auth/login", { username, password }, csrfToken);
await onComplete();
} catch (caught) {
setError(caught instanceof ApiError ? caught.message : "The request could not be completed");
} finally {
setSubmitting(false);
}
}
return (
<main className="account-layout">
<section className="account-context">
<div className="brand"><Gauge size={32} weight="duotone" /><span>Pi Car Companion</span></div>
<div>
<p className="eyebrow">{setup ? "First run" : "Local access"}</p>
<h1>{setup ? "Secure your companion." : "Welcome back."}</h1>
<p>{setup ? "Create the only initial administrator. There are no default credentials." : "Sign in to view live Pi status and controlled actions."}</p>
</div>
<p className="local-note"><WifiHigh size={22} /> Credentials stay on this Pi.</p>
</section>
<section className="account-form-wrap">
<form className="account-form" onSubmit={(event) => void submit(event)}>
<h2>{setup ? "Create administrator" : "Sign in"}</h2>
<label>
<span>Username</span>
<input autoComplete="username" value={username} onChange={(event) => setUsername(event.target.value)} minLength={3} maxLength={48} required autoFocus />
</label>
<label>
<span>Password</span>
<input type="password" autoComplete={setup ? "new-password" : "current-password"} value={password} onChange={(event) => setPassword(event.target.value)} minLength={12} maxLength={256} required />
{setup && <small>Use at least 12 characters.</small>}
</label>
{error && <div className="form-error" role="alert"><WarningCircle size={20} />{error}</div>}
<button className="primary-button" type="submit" disabled={submitting}>
{submitting ? "Working..." : setup ? "Create account" : "Sign in"}
</button>
</form>
</section>
</main>
);
}
function Dashboard({ auth, onLoggedOut }: { auth: AuthState; onLoggedOut: () => Promise<void> }) {
const [page, setPage] = useState<"home" | "settings">("home");
const [status, setStatus] = useState<SystemStatus | null>(null);
const [error, setError] = useState("");
const [connection, setConnection] = useState<"connecting" | "live" | "offline">("connecting");
const [refreshing, setRefreshing] = useState(false);
const refresh = useCallback(async () => {
setRefreshing(true);
try {
setStatus(await getStatus());
setError("");
} catch (caught) {
setError(caught instanceof Error ? caught.message : "Status could not be loaded");
} finally {
setRefreshing(false);
}
}, []);
useEffect(() => {
void refresh();
const events = new EventSource("/api/events");
events.addEventListener("open", () => setConnection("live"));
events.addEventListener("status", (event) => {
setStatus(JSON.parse((event as MessageEvent<string>).data) as SystemStatus);
setConnection("live");
setError("");
});
events.addEventListener("error", () => setConnection("offline"));
return () => events.close();
}, [refresh]);
async function logout() {
await post("/api/auth/logout", {}, auth.csrfToken);
await onLoggedOut();
}
return (
<div className="app-shell">
<aside className="sidebar">
<div className="brand brand-compact"><Gauge size={30} weight="duotone" /><span>Pi Companion</span></div>
<nav aria-label="Primary navigation">
<button className={`nav-item ${page === "home" ? "active" : ""}`} onClick={() => setPage("home")}><House size={24} weight={page === "home" ? "fill" : "regular"} /><span>Home</span></button>
<button className="nav-item" disabled><TerminalWindow size={24} /><span>Jobs</span><small>Soon</small></button>
<button className={`nav-item ${page === "settings" ? "active" : ""}`} onClick={() => setPage("settings")}><Gear size={24} weight={page === "settings" ? "fill" : "regular"} /><span>Settings</span></button>
</nav>
<button className="nav-item logout" onClick={() => void logout()}><SignOut size={24} /><span>Sign out</span></button>
</aside>
<main className="dashboard">
<header className="dashboard-header">
<div>
<p className="eyebrow">{page === "home" ? "System overview" : "Companion settings"}</p>
<h1>{page === "home" ? status?.hostname ?? "Your Raspberry Pi" : "Settings"}</h1>
</div>
<div className="header-actions">
<div className={`connection-state ${connection}`}>
<span aria-hidden="true" /> {connection === "live" ? "Live" : connection === "connecting" ? "Connecting" : "Reconnecting"}
</div>
{page === "home" && <button className="secondary-button" onClick={() => void refresh()} disabled={refreshing}>
<ArrowClockwise size={22} className={refreshing ? "spin" : ""} /> Refresh
</button>}
</div>
</header>
{page === "home" ? <>
{error && <div className="status-error" role="alert"><WarningCircle size={22} />{error}<button onClick={() => void refresh()}>Try again</button></div>}
{!status ? <DashboardSkeleton /> : <StatusContent status={status} />}
</> : <SettingsPage csrfToken={auth.csrfToken} />}
</main>
</div>
);
}
function SettingsPage({ csrfToken }: { csrfToken: string }) {
const [update, setUpdate] = useState<UpdateStatus | null>(null);
const [error, setError] = useState("");
const [requesting, setRequesting] = useState(false);
const [confirming, setConfirming] = useState(false);
const running = update?.state === "checking" || update?.state === "building";
const refreshUpdate = useCallback(async () => {
try {
setUpdate(await getUpdateStatus());
setError("");
} catch (caught) {
setError(caught instanceof Error ? caught.message : "Update status is unavailable");
}
}, []);
useEffect(() => {
void refreshUpdate();
const interval = window.setInterval(() => void refreshUpdate(), 3_000);
return () => window.clearInterval(interval);
}, [refreshUpdate]);
async function startUpdate() {
setConfirming(false);
setRequesting(true);
setError("");
try {
await post("/api/system/update", {}, csrfToken);
await refreshUpdate();
} catch (caught) {
setError(caught instanceof ApiError ? caught.message : "The update could not be started");
} finally {
setRequesting(false);
}
}
const revision = update?.installedRevision?.slice(0, 12) ?? "Unavailable";
const statusLabel = !update ? "Loading" : update.state === "current" ? "Up to date" : update.state === "success" ? "Updated" : update.state === "failed" ? "Needs attention" : running ? "Updating" : "Ready";
return (
<div className="settings-layout">
<section className="settings-panel">
<div className="settings-title">
<div className="settings-icon"><DownloadSimple size={30} weight="duotone" /></div>
<div><h2>Software update</h2><p>Fetch, verify, build, and activate the newest release from the configured Git branch.</p></div>
</div>
<dl className="update-facts">
<div><dt>Status</dt><dd className={`update-state ${update?.state ?? "idle"}`}>{statusLabel}</dd></div>
<div><dt>Installed revision</dt><dd><GitBranch size={18} /> <code>{revision}</code></dd></div>
<div><dt>Last activity</dt><dd>{update && update.updatedAt !== new Date(0).toISOString() ? new Date(update.updatedAt).toLocaleString() : "Never"}</dd></div>
</dl>
<div className="update-message" aria-live="polite">
{running && <ArrowClockwise size={22} className="spin" />}
{!running && update?.state === "failed" && <WarningCircle size={22} />}
{!running && update?.state !== "failed" && <CheckCircle size={22} />}
<span>{update?.message ?? "Reading update status..."}</span>
</div>
{error && <div className="form-error" role="alert"><WarningCircle size={20} />{error}</div>}
<div className="settings-actions">
<button className="primary-button" onClick={() => setConfirming(true)} disabled={!update?.supported || running || requesting}>
<DownloadSimple size={22} /> {running ? "Updating..." : "Update now"}
</button>
<button className="secondary-button" onClick={() => void refreshUpdate()} disabled={requesting}>Refresh status</button>
</div>
<p className="settings-note">The current release stays active unless the new version passes installation, lint, type checks, tests, and production builds.</p>
</section>
<section className="settings-panel compact-panel">
<h2>Service behavior</h2>
<dl className="behavior-list">
<div><dt>Start on boot</dt><dd>{update?.supported ? "Enabled by systemd" : "Available after install"}</dd></div>
<div><dt>Failure recovery</dt><dd>{update?.supported ? "Automatic restart" : "Available after install"}</dd></div>
<div><dt>Update channel</dt><dd>{update?.supported ? "Configured Git branch" : "Not configured"}</dd></div>
</dl>
</section>
{confirming && <div className="modal-backdrop" role="presentation" onMouseDown={() => setConfirming(false)}>
<div className="confirm-dialog" role="dialog" aria-modal="true" aria-labelledby="update-dialog-title" onMouseDown={(event) => event.stopPropagation()}>
<h2 id="update-dialog-title">Install the latest version?</h2>
<p>The dashboard may disconnect briefly when the service restarts. The previous version remains active if verification fails.</p>
<div className="dialog-actions">
<button className="secondary-button" onClick={() => setConfirming(false)}>Cancel</button>
<button className="primary-button" onClick={() => void startUpdate()}>Install update</button>
</div>
</div>
</div>}
</div>
);
}
function StatusContent({ status }: { status: SystemStatus }) {
const memoryPercent = percent(status.memory.usedBytes, status.memory.totalBytes);
const diskPercent = status.disk.available ? percent(status.disk.value.usedBytes, status.disk.value.totalBytes) : null;
const primaryAddress = status.network.interfaces[0]?.address;
const temperature = status.cpu.temperatureCelsius.available
? `${status.cpu.temperatureCelsius.value.toFixed(1)}°C`
: "Unavailable";
return (
<div className="status-layout">
<section className="health-summary">
<div className="summary-heading">
<div className="health-icon"><CheckCircle size={38} weight="fill" /></div>
<div><p>Companion service</p><h2>Running normally</h2></div>
</div>
<dl className="summary-details">
<div><dt>Host uptime</dt><dd>{formatUptime(status.uptimeSeconds)}</dd></div>
<div><dt>Service uptime</dt><dd>{formatUptime(status.service.processUptimeSeconds)}</dd></div>
<div><dt>Last update</dt><dd>{new Date(status.collectedAt).toLocaleTimeString([], { hour: "2-digit", minute: "2-digit", second: "2-digit" })}</dd></div>
</dl>
</section>
<section className="metrics-grid" aria-label="System metrics">
<Metric icon={<Cpu size={28} />} label="CPU temperature" value={temperature} note={`Load ${status.cpu.loadAverage[0]?.toFixed(2) ?? "Unavailable"}`} />
<Metric icon={<Gauge size={28} />} label="Memory used" value={`${memoryPercent}%`} note={`${formatBytes(status.memory.availableBytes)} available`} meter={memoryPercent} />
<Metric icon={<HardDrives size={28} />} label="Disk used" value={diskPercent === null ? "Unavailable" : `${diskPercent}%`} note={status.disk.available ? `${formatBytes(status.disk.value.availableBytes)} available` : status.disk.reason} meter={diskPercent ?? undefined} />
<Metric icon={<WifiHigh size={28} />} label="Local network" value={primaryAddress ?? "Unavailable"} note={status.network.interfaces[0]?.name ?? status.network.interfaceReason ?? "No active interface"} />
</section>
<section className="system-strip">
<div><span>Operating system</span><strong>{status.operatingSystem}</strong></div>
<div><span>Processor</span><strong>{status.cpu.model}</strong></div>
<div><span>Wi-Fi detail</span><strong>{status.network.wifi.available ? status.network.wifi.value : status.network.wifi.reason}</strong></div>
</section>
</div>
);
}
function Metric({ icon, label, value, note, meter }: { icon: React.ReactNode; label: string; value: string; note: string; meter?: number | undefined }) {
return (
<article className="metric">
<div className="metric-label">{icon}<span>{label}</span></div>
<strong className="metric-value">{value}</strong>
<p>{note}</p>
{meter !== undefined && <div className="meter" aria-label={`${label}: ${meter}%`}><span style={{ width: `${meter}%` }} /></div>}
</article>
);
}
function DashboardSkeleton() {
return <div className="skeleton-grid" aria-label="Loading system status"><div /><div /><div /><div /><div /></div>;
}
function percent(used: number, total: number): number {
return total > 0 ? Math.round((used / total) * 100) : 0;
}
function formatBytes(bytes: number): string {
const units = ["B", "KB", "MB", "GB", "TB"];
let value = bytes;
let unit = 0;
while (value >= 1024 && unit < units.length - 1) { value /= 1024; unit += 1; }
return `${value.toFixed(unit < 2 ? 0 : 1)} ${units[unit]}`;
}
function formatUptime(seconds: number): string {
const days = Math.floor(seconds / 86_400);
const hours = Math.floor((seconds % 86_400) / 3_600);
const minutes = Math.floor((seconds % 3_600) / 60);
return days > 0 ? `${days}d ${hours}h` : hours > 0 ? `${hours}h ${minutes}m` : `${minutes}m`;
}
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export type User = { id: number; username: string; role: "admin" };
export type AuthState = {
setupRequired: boolean;
user: User | null;
csrfToken: string;
};
export type Availability<T> =
| { available: true; value: T }
| { available: false; reason: string };
export type SystemStatus = {
collectedAt: string;
hostname: string;
uptimeSeconds: number;
operatingSystem: string;
cpu: {
model: string;
loadAverage: number[];
temperatureCelsius: Availability<number>;
};
memory: { totalBytes: number; usedBytes: number; availableBytes: number };
disk: Availability<{ totalBytes: number; usedBytes: number; availableBytes: number; mount: string }>;
network: {
interfaces: Array<{ name: string; address: string; family: string }>;
interfaceReason: string | null;
wifi: Availability<string>;
};
service: { state: "healthy"; processUptimeSeconds: number };
};
export type UpdateStatus = {
state: "idle" | "checking" | "building" | "current" | "success" | "failed";
message: string;
fromRevision: string | null;
toRevision: string | null;
updatedAt: string;
installedRevision: string | null;
supported: boolean;
};
type ErrorResponse = { error?: { code?: string; message?: string } };
export class ApiError extends Error {
constructor(
message: string,
public readonly status: number,
public readonly code: string
) {
super(message);
}
}
async function parseResponse<T>(response: Response): Promise<T> {
const data = (await response.json().catch(() => ({}))) as T & ErrorResponse;
if (!response.ok) {
throw new ApiError(data.error?.message ?? "The request failed", response.status, data.error?.code ?? "REQUEST_FAILED");
}
return data;
}
export async function getAuthState(): Promise<AuthState> {
return parseResponse<AuthState>(await fetch("/api/auth/state", { credentials: "same-origin" }));
}
export async function post<T>(path: string, body: unknown, csrfToken: string): Promise<T> {
return parseResponse<T>(
await fetch(path, {
method: "POST",
credentials: "same-origin",
headers: { "Content-Type": "application/json", "X-CSRF-Token": csrfToken },
body: JSON.stringify(body)
})
);
}
export async function getStatus(): Promise<SystemStatus> {
return parseResponse<SystemStatus>(await fetch("/api/status", { credentials: "same-origin" }));
}
export async function getUpdateStatus(): Promise<UpdateStatus> {
return parseResponse<UpdateStatus>(await fetch("/api/system/update", { credentials: "same-origin" }));
}
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import { StrictMode } from "react";
import { createRoot } from "react-dom/client";
import { App } from "./App";
import "./styles.css";
createRoot(document.getElementById("root")!).render(
<StrictMode>
<App />
</StrictMode>
);
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:root {
font-family: "Aptos", "Segoe UI Variable", "Segoe UI", system-ui, sans-serif;
color: #f0f2eb;
background: #10130f;
font-synthesis: none;
--bg: #10130f;
--surface: #171b16;
--surface-raised: #1d221c;
--line: #30372d;
--text: #f0f2eb;
--muted: #aeb7a7;
--accent: #b9e769;
--accent-ink: #172008;
--danger: #ff9b8d;
--radius: 14px;
}
* { box-sizing: border-box; }
html, body, #root { min-width: 320px; min-height: 100%; margin: 0; }
body { min-height: 100dvh; background: var(--bg); }
button, input { font: inherit; }
button { -webkit-tap-highlight-color: transparent; }
button:focus-visible, input:focus-visible { outline: 3px solid var(--accent); outline-offset: 3px; }
h1, h2, p { margin-top: 0; }
h1 { margin-bottom: 0; font-size: clamp(2rem, 3vw, 3.15rem); line-height: 1; letter-spacing: -0.045em; }
h2 { letter-spacing: -0.025em; }
.eyebrow { margin-bottom: 12px; color: var(--accent); font: 700 0.76rem/1.2 ui-monospace, "Cascadia Code", monospace; letter-spacing: 0.12em; text-transform: uppercase; }
.brand { display: flex; align-items: center; gap: 12px; font-weight: 750; letter-spacing: -0.02em; }
.brand svg, .boot-mark svg { color: var(--accent); }
.center-screen { min-height: 100dvh; display: grid; place-content: center; justify-items: center; padding: 32px; text-align: center; }
.center-screen h1 { margin-bottom: 28px; }
.boot-mark { display: grid; place-items: center; width: 74px; height: 74px; margin-bottom: 28px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); }
.loading-line { width: min(320px, 70vw); height: 3px; overflow: hidden; border-radius: 2px; background: var(--line); }
.loading-line span { display: block; width: 45%; height: 100%; background: var(--accent); animation: load 1.2s ease-in-out infinite alternate; }
@keyframes load { from { transform: translateX(-20%); } to { transform: translateX(145%); } }
.error-screen svg { color: var(--danger); margin-bottom: 22px; }
.screen-copy { max-width: 520px; color: var(--muted); line-height: 1.6; }
.primary-button, .secondary-button { min-height: 56px; display: inline-flex; align-items: center; justify-content: center; gap: 10px; border-radius: 10px; padding: 0 24px; border: 0; font-weight: 750; cursor: pointer; transition: transform 120ms ease, background 120ms ease; white-space: nowrap; }
.primary-button { color: var(--accent-ink); background: var(--accent); }
.secondary-button { color: var(--text); background: var(--surface-raised); border: 1px solid var(--line); }
.primary-button:hover { background: #c8f17f; }
.secondary-button:hover { background: #262c24; }
.primary-button:active, .secondary-button:active, .nav-item:active { transform: scale(0.98); }
button:disabled { opacity: 0.55; cursor: not-allowed; }
.account-layout { min-height: 100dvh; display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(420px, 0.95fr); }
.account-context { display: flex; flex-direction: column; justify-content: space-between; min-height: 100dvh; padding: clamp(32px, 5vw, 76px); border-right: 1px solid var(--line); background: radial-gradient(circle at 20% 55%, rgba(185, 231, 105, 0.08), transparent 33%), var(--bg); }
.account-context h1 { max-width: 760px; margin-bottom: 22px; font-size: clamp(3rem, 6vw, 6.4rem); }
.account-context > div > p:not(.eyebrow) { max-width: 560px; color: var(--muted); font-size: 1.15rem; line-height: 1.6; }
.local-note { display: flex; align-items: center; gap: 10px; margin: 0; color: var(--muted); }
.account-form-wrap { display: grid; place-items: center; padding: 42px; background: var(--surface); }
.account-form { width: min(100%, 460px); }
.account-form h2 { margin-bottom: 36px; font-size: 1.8rem; }
.account-form label { display: grid; gap: 9px; margin-bottom: 22px; color: #dce1d7; font-weight: 650; }
.account-form input { min-height: 60px; width: 100%; padding: 0 16px; color: var(--text); background: #10140f; border: 1px solid #465043; border-radius: 10px; }
.account-form small { color: var(--muted); font-weight: 450; }
.account-form .primary-button { width: 100%; margin-top: 10px; }
.form-error, .status-error { display: flex; align-items: center; gap: 10px; padding: 14px 16px; margin-bottom: 16px; color: #ffd5cf; background: #321d19; border: 1px solid #6b332a; border-radius: 10px; }
.app-shell { min-height: 100dvh; display: grid; grid-template-columns: 220px minmax(0, 1fr); }
.sidebar { position: sticky; top: 0; height: 100dvh; display: flex; flex-direction: column; padding: 28px 18px 18px; border-right: 1px solid var(--line); background: #121610; }
.brand-compact { padding: 0 12px 30px; }
.sidebar nav { display: grid; gap: 8px; }
.nav-item { min-height: 58px; width: 100%; display: flex; align-items: center; gap: 13px; padding: 0 14px; color: var(--muted); background: transparent; border: 0; border-radius: 10px; font-weight: 700; text-align: left; cursor: pointer; }
.nav-item.active { color: var(--accent-ink); background: var(--accent); }
.nav-item small { margin-left: auto; font-size: 0.68rem; text-transform: uppercase; letter-spacing: 0.08em; }
.nav-item.logout { margin-top: auto; }
.dashboard { min-width: 0; padding: clamp(26px, 3.4vw, 52px); }
.dashboard-header { display: flex; justify-content: space-between; align-items: flex-end; gap: 24px; margin-bottom: 30px; }
.header-actions { display: flex; align-items: center; gap: 14px; }
.connection-state { min-height: 48px; display: flex; align-items: center; gap: 9px; padding: 0 15px; color: var(--muted); font-weight: 700; }
.connection-state span { width: 9px; height: 9px; border-radius: 50%; background: #86907f; }
.connection-state.live span { background: var(--accent); box-shadow: 0 0 0 5px rgba(185, 231, 105, 0.1); }
.connection-state.offline span { background: var(--danger); }
.status-error { margin: 0 0 20px; }
.status-error button { margin-left: auto; color: #ffe6e2; background: transparent; border: 0; text-decoration: underline; cursor: pointer; }
.status-layout { display: grid; gap: 18px; }
.health-summary { display: grid; grid-template-columns: minmax(340px, 1.2fr) minmax(460px, 1fr); align-items: center; min-height: 150px; padding: 26px 30px; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); }
.summary-heading { display: flex; align-items: center; gap: 18px; }
.health-icon { width: 64px; height: 64px; display: grid; place-items: center; color: var(--accent); background: rgba(185, 231, 105, 0.08); border-radius: 12px; }
.summary-heading p { margin: 0 0 5px; color: var(--muted); }
.summary-heading h2 { margin: 0; font-size: 1.65rem; }
.summary-details { display: grid; grid-template-columns: repeat(3, 1fr); margin: 0; }
.summary-details div { padding-left: 22px; border-left: 1px solid var(--line); }
.summary-details dt, .system-strip span { margin-bottom: 7px; color: var(--muted); font-size: 0.8rem; }
.summary-details dd { margin: 0; font: 700 1.05rem/1.2 ui-monospace, "Cascadia Code", monospace; }
.metrics-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 18px; }
.metric { min-width: 0; padding: 22px; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); }
.metric-label { display: flex; align-items: center; gap: 10px; color: var(--muted); }
.metric-label svg { color: var(--accent); flex: none; }
.metric-value { display: block; overflow: hidden; margin: 25px 0 7px; font: 750 clamp(1.55rem, 2vw, 2.35rem)/1 ui-monospace, "Cascadia Code", monospace; letter-spacing: -0.06em; text-overflow: ellipsis; white-space: nowrap; }
.metric p { min-height: 2.6em; margin: 0; color: var(--muted); font-size: 0.83rem; line-height: 1.35; }
.meter { height: 3px; margin-top: 17px; background: var(--line); }
.meter span { display: block; height: 100%; background: var(--accent); }
.system-strip { display: grid; grid-template-columns: 1fr 1.4fr 1.2fr; gap: 32px; padding: 22px 28px; border: 1px solid var(--line); border-radius: var(--radius); }
.system-strip div { min-width: 0; display: grid; }
.system-strip strong { overflow: hidden; color: #d9dfd3; font-size: 0.88rem; text-overflow: ellipsis; white-space: nowrap; }
.settings-layout { display: grid; grid-template-columns: minmax(0, 1.6fr) minmax(280px, 0.7fr); gap: 18px; align-items: start; }
.settings-panel { padding: 28px; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); }
.settings-title { display: flex; align-items: flex-start; gap: 18px; }
.settings-title h2, .compact-panel h2 { margin-bottom: 8px; font-size: 1.45rem; }
.settings-title p { max-width: 620px; margin: 0; color: var(--muted); line-height: 1.5; }
.settings-icon { flex: none; width: 56px; height: 56px; display: grid; place-items: center; color: var(--accent); background: rgba(185, 231, 105, 0.08); border-radius: 12px; }
.update-facts { display: grid; grid-template-columns: 0.8fr 1fr 1.2fr; gap: 20px; margin: 30px 0 20px; padding: 22px 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.update-facts div { display: grid; gap: 7px; }
.update-facts dt, .behavior-list dt { color: var(--muted); font-size: 0.8rem; }
.update-facts dd, .behavior-list dd { display: flex; align-items: center; gap: 7px; margin: 0; font-weight: 700; }
.update-facts code { font-family: ui-monospace, "Cascadia Code", monospace; color: #dce4d6; }
.update-state.failed { color: var(--danger); }
.update-state.success, .update-state.current, .update-state.building, .update-state.checking { color: var(--accent); }
.update-message { min-height: 56px; display: flex; align-items: center; gap: 12px; margin-bottom: 18px; padding: 14px 16px; color: #dce4d6; background: #121610; border-radius: 10px; }
.update-message svg { flex: none; color: var(--accent); }
.update-message .ph-warning-circle { color: var(--danger); }
.settings-actions { display: flex; gap: 12px; margin-top: 22px; }
.settings-note { max-width: 680px; margin: 20px 0 0; color: var(--muted); font-size: 0.83rem; line-height: 1.5; }
.behavior-list { display: grid; gap: 24px; margin: 26px 0 0; }
.behavior-list div { display: grid; gap: 7px; }
.behavior-list dd { color: #dce4d6; }
.modal-backdrop { position: fixed; inset: 0; z-index: 20; display: grid; place-items: center; padding: 24px; background: rgba(8, 10, 8, 0.78); }
.confirm-dialog { width: min(520px, 100%); padding: 28px; background: var(--surface-raised); border: 1px solid #465043; border-radius: var(--radius); box-shadow: 0 24px 80px rgba(3, 5, 3, 0.45); }
.confirm-dialog h2 { margin-bottom: 12px; font-size: 1.6rem; }
.confirm-dialog p { color: var(--muted); line-height: 1.6; }
.dialog-actions { display: flex; justify-content: flex-end; gap: 12px; margin-top: 28px; }
.skeleton-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.skeleton-grid div { min-height: 210px; border-radius: var(--radius); background: linear-gradient(100deg, var(--surface) 30%, var(--surface-raised) 50%, var(--surface) 70%); background-size: 220% 100%; animation: shimmer 1.4s ease infinite; }
.skeleton-grid div:first-child { grid-column: 1 / -1; min-height: 150px; }
@keyframes shimmer { to { background-position-x: -220%; } }
.spin { animation: spin 800ms linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }
@media (max-width: 1100px) {
.app-shell { grid-template-columns: 86px minmax(0, 1fr); }
.brand-compact span, .nav-item span, .nav-item small { display: none; }
.brand-compact, .nav-item { justify-content: center; padding-left: 0; padding-right: 0; }
.health-summary { grid-template-columns: 1fr; gap: 24px; }
.metrics-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.settings-layout { grid-template-columns: 1fr; }
}
@media (max-width: 767px) {
.account-layout { grid-template-columns: 1fr; }
.account-context { min-height: auto; gap: 64px; padding: 28px 22px 38px; border-right: 0; border-bottom: 1px solid var(--line); }
.account-context h1 { font-size: 3rem; }
.account-form-wrap { padding: 38px 22px; }
.app-shell { display: block; padding-bottom: 76px; }
.sidebar { position: fixed; top: auto; bottom: 0; z-index: 10; width: 100%; height: 72px; flex-direction: row; padding: 8px 12px; border-top: 1px solid var(--line); border-right: 0; }
.brand-compact { display: none; }
.sidebar nav { display: flex; flex: 1; }
.nav-item { width: 72px; min-height: 56px; }
.nav-item.logout { margin: 0 0 0 auto; }
.dashboard { padding: 26px 18px; }
.dashboard-header { align-items: flex-start; }
.connection-state { padding: 0; }
.connection-state:not(.offline) { font-size: 0; }
.secondary-button { width: 56px; padding: 0; font-size: 0; }
.health-summary { min-width: 0; padding: 22px; }
.summary-details { grid-template-columns: 1fr; gap: 16px; }
.summary-details div { padding: 0; border: 0; }
.metrics-grid, .system-strip { grid-template-columns: 1fr; }
.update-facts { grid-template-columns: 1fr; }
.settings-actions, .dialog-actions { flex-direction: column; }
.settings-actions button, .dialog-actions button { width: 100%; }
.skeleton-grid { grid-template-columns: 1fr; }
}
@media (prefers-reduced-motion: reduce) {
*, *::before, *::after { scroll-behavior: auto !important; animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; }
}