:root {
	--css-loaded: 1;
	--bg: #f4f6fa;
	--fg: #1b2430;
	--muted: #6b7a90;
	--line: #dde3ec;
	--accent: #2f6df6;
	--ok: #17864a;
	--fail: #c0332e;
}

* { box-sizing: border-box; }

body {
	margin: 0;
	min-height: 100vh;
	display: flex;
	align-items: center;
	justify-content: center;
	padding: 24px;
	background: var(--bg);
	color: var(--fg);
	font: 15px/1.55 system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
}

.card {
	width: 100%;
	max-width: 560px;
	padding: 32px;
	background: #fff;
	border: 1px solid var(--line);
	border-radius: 14px;
	box-shadow: 0 1px 3px rgba(20, 30, 50, .06), 0 12px 32px rgba(20, 30, 50, .05);
}

.badge {
	display: inline-block;
	padding: 3px 10px;
	border-radius: 999px;
	font-size: 11px;
	font-weight: 700;
	letter-spacing: .09em;
}

.badge-white { background: #e8f0ff; color: var(--accent); }
.badge-offer { background: #ffeceb; color: var(--fail); }

h1 {
	margin: 14px 0 4px;
	font-size: 26px;
	letter-spacing: -.02em;
}

h2 {
	margin: 28px 0 10px;
	font-size: 12px;
	font-weight: 700;
	letter-spacing: .09em;
	text-transform: uppercase;
	color: var(--muted);
}

.lead { margin: 0; color: var(--muted); }

.logo {
	display: block;
	width: 56px;
	height: 56px;
	margin-top: 20px;
}

.diag {
	display: grid;
	grid-template-columns: 130px 1fr;
	gap: 0;
	margin: 0;
	border-top: 1px solid var(--line);
}

.diag dt,
.diag dd {
	margin: 0;
	padding: 9px 0;
	border-bottom: 1px solid var(--line);
	min-width: 0;
}

.diag dt { color: var(--muted); }

.diag dd {
	font-family: ui-monospace, SFMono-Regular, Consolas, monospace;
	font-size: 13px;
	word-break: break-all;
}

.ok { color: var(--ok); }
.fail { color: var(--fail); font-weight: 600; }

.hint {
	margin: 20px 0 0;
	font-size: 13px;
	color: var(--muted);
}

code {
	padding: 1px 5px;
	background: var(--bg);
	border: 1px solid var(--line);
	border-radius: 4px;
	font-size: 12px;
}

@media (max-width: 460px) {
	.card { padding: 22px; }
	.diag { grid-template-columns: 1fr; }
	.diag dt { padding-bottom: 0; border-bottom: 0; }
}