:root {
	font-family: "SFMono-Regular", Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
	--text: #ffffff;
	--bg: #000000;
	--panel: #000000;
	--line: #9ca3af;
	--muted: #9ca3af;
	--accent: #9ca3af;
	color: var(--text);
	background: var(--bg);
}

html[data-theme="light"] {
	--text: #111827;
	--bg: #ffffff;
	--panel: #ffffff;
	--line: #6b7280;
	--muted: #4b5563;
	--accent: #374151;
}
body {
	margin: 0;
	padding: 1.25rem 0.9rem;
	display: grid;
	place-items: center;
	background: var(--bg);
	color: var(--text);
}
main {
	width: min(680px, 94vw);
	background: var(--panel);
	padding: 1.4rem;
	border-radius: 6px;
	border: 1px solid var(--line);
}
.nav {
	display: flex;
	justify-content: flex-end;
	align-items: center;
	gap: 0.6rem;
	margin-bottom: 0.7rem;
}
.nav a {
	text-decoration: none;
	font-weight: 600;
	color: var(--muted);
	font-size: 0.9rem;
}
.nav a::before {
	content: "[";
	color: var(--line);
}
.nav a::after {
	content: "]";
	color: var(--line);
}
.nav a.active {
	color: var(--accent);
}
.nav a.active::before,
.nav a.active::after {
	color: var(--accent);
}
.nav a:hover {
	color: var(--line);
}
.nav a:hover::before,
.nav a:hover::after {
	color: var(--line);
}
.nav a.active:hover,
.nav a.active:hover::before,
.nav a.active:hover::after {
	color: var(--accent);
}
.theme-toggle {
	background: transparent;
	color: var(--muted);
	border: 1px solid var(--line);
	border-radius: 6px;
	padding: 0.24rem 0.55rem;
	font: inherit;
	font-size: 0.78rem;
	cursor: pointer;
}
.theme-toggle:hover {
	color: var(--accent);
	border-color: var(--accent);
}
h1 {
	margin: 0 0 0.35rem;
	font-size: 1.2rem;
}
h1::before {
	content: "> ";
	color: var(--muted);
}
p {
	color: var(--muted);
	line-height: 1.45;
	font-size: 0.9rem;
}
.card {
	margin: 0.75rem auto 0;
	padding: 0.75rem;
	width: min(380px, 100%);
	background: var(--panel);
	border: 1px solid var(--line);
	border-radius: 6px;
	text-align: center;
}
.email-label {
	display: block;
	font-size: 0.78rem;
	color: var(--muted);
	margin-bottom: 0.18rem;
	text-transform: uppercase;
	letter-spacing: 0.04em;
}
.email {
	font-size: 0.92rem;
	font-weight: 500;
	color: var(--accent);
	text-decoration: none;
}
.email:hover {
	color: var(--muted);
	text-decoration: none;
}