:root {
	color-scheme: dark;
	--bg: #0f1117;
	--card: #1a1d27;
	--line: #2c3142;
	--fg: #e8e8ef;
	--mut: #8b8fa3;
	--acc: #7c5cff;
	--ok: #3ecf8e;
	--warn: #f5c542;
	--bad: #ff5c7a;
}
* { box-sizing: border-box; }
body {
	margin: 0;
	min-height: 100vh;
	display: flex;
	flex-direction: column;
	background: var(--bg);
	color: var(--fg);
	font: 16px/1.4 system-ui, -apple-system, "Segoe UI", sans-serif;
}
a { color: var(--acc); }
button {
	font: inherit;
	color: #fff;
	background: var(--acc);
	border: 0;
	border-radius: 8px;
	padding: 0.5rem 1rem;
	cursor: pointer;
}
button.ghost { background: transparent; border: 1px solid var(--line); color: var(--fg); }
button:disabled { opacity: 0.5; cursor: default; }
input {
	font: inherit;
	color: var(--fg);
	background: var(--bg);
	border: 1px solid var(--line);
	border-radius: 8px;
	padding: 0.5rem 0.75rem;
}

.bar {
	display: flex;
	align-items: center;
	gap: 1rem;
	padding: 0.6rem 1rem;
	background: var(--card);
	border-bottom: 1px solid var(--line);
}
.bar a { color: var(--mut); text-decoration: none; }
.bar h1 { flex: 1; margin: 0; font-size: 1.1rem; }

main {
	flex: 1;
	display: flex;
	flex-direction: column;
	align-items: center;
	justify-content: center;
	gap: 1rem;
	padding: 1rem;
	user-select: none;
	-webkit-user-select: none;
}
canvas { max-width: 100%; border-radius: 8px; touch-action: none; }
.hud { display: flex; gap: 1.5rem; color: var(--mut); }
.hud b { color: var(--fg); }
.help { color: var(--mut); font-size: 0.9rem; text-align: center; margin: 0; }

.ov {
	position: fixed;
	inset: 0;
	z-index: 100;
	display: grid;
	place-items: center;
	background: #000b;
}
.card {
	width: min(92vw, 360px);
	padding: 1.5rem;
	text-align: center;
	background: var(--card);
	border: 1px solid var(--line);
	border-radius: 12px;
}
.card h2 { margin: 0; }
.card .big { margin: 0.25rem 0 1rem; font-size: 2.25rem; font-weight: 700; }
.card form { display: flex; gap: 0.5rem; }
.card form input { flex: 1; min-width: 0; }
.card .err { color: var(--bad); font-size: 0.9rem; min-height: 1.2em; margin: 0.4rem 0 0; }
.card table { width: 100%; margin: 0.5rem 0 1rem; border-collapse: collapse; }
.card td { padding: 0.2rem 0.3rem; text-align: left; }
.card td:first-child { color: var(--mut); width: 2em; }
.card td:last-child { text-align: right; }
.card tr.me { color: var(--acc); font-weight: 600; }
.card .row { display: flex; gap: 0.5rem; justify-content: center; }