/* A4AC Chord Finder — scoped styles, themed via WikiPress custom properties
   with standalone fallbacks. */

.a4ac-chord-finder,
.a4ac-chord-finder *,
.a4ac-chord-finder *::before,
.a4ac-chord-finder *::after {
	box-sizing: border-box;
}

.a4ac-chord-finder {
	--a4ac-primary: var(--wikipress-primary, #0645ad);
	--a4ac-text: var(--wikipress-text, #202122);
	--a4ac-text-light: var(--wikipress-text-light, #54595d);
	--a4ac-border: var(--wikipress-border, #a2a9b1);
	--a4ac-border-light: var(--wikipress-border-light, #eaecf0);
	--a4ac-bg: var(--wikipress-bg, #ffffff);
	--a4ac-bg-off: var(--wikipress-bg-off, #f8f9fa);
	--a4ac-font-ui: var(--wikipress-font-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif);

	font-family: var(--a4ac-font-ui);
	color: var(--a4ac-text);
	border: 1px solid var(--a4ac-border-light);
	border-radius: 6px;
	background: var(--a4ac-bg);
	padding: 20px;
	margin: 1.5em 0;
}

/* ---- Header ---- */
.a4ac-cf-head {
	border-bottom: 1px solid var(--a4ac-border-light);
	padding-bottom: 12px;
	margin-bottom: 16px;
}

.a4ac-chord-finder .a4ac-cf-name {
	margin: 0;
	font-size: 2em;
	line-height: 1.2;
}

.a4ac-cf-fullname {
	margin: 4px 0 0;
	color: var(--a4ac-text-light);
	font-size: 0.95em;
}

/* ---- Controls ---- */
.a4ac-cf-group {
	border: none;
	margin: 0 0 14px;
	padding: 0;
}

.a4ac-cf-group legend {
	font-size: 0.8em;
	font-weight: 600;
	text-transform: uppercase;
	letter-spacing: 0.06em;
	color: var(--a4ac-text-light);
	padding: 0;
	margin-bottom: 6px;
}

.a4ac-cf-btns {
	display: flex;
	flex-wrap: wrap;
	gap: 6px;
}

.a4ac-cf-btn {
	font-family: var(--a4ac-font-ui);
	font-size: 0.88em;
	line-height: 1;
	padding: 8px 12px;
	border: 1px solid var(--a4ac-border);
	border-radius: 4px;
	background: var(--a4ac-bg-off);
	color: var(--a4ac-text);
	cursor: pointer;
	transition: background-color 0.12s ease, color 0.12s ease;
}

.a4ac-cf-btn:hover {
	background: var(--a4ac-border-light);
}

.a4ac-cf-btn:focus-visible {
	outline: 2px solid var(--a4ac-primary);
	outline-offset: 2px;
}

.a4ac-cf-btn.is-active {
	background: var(--a4ac-primary);
	border-color: var(--a4ac-primary);
	color: #fff;
	font-weight: 600;
}

/* ---- Info row ---- */
.a4ac-cf-info {
	display: flex;
	flex-wrap: wrap;
	align-items: flex-start;
	justify-content: space-between;
	gap: 16px;
	margin: 4px 0 16px;
}

.a4ac-cf-tones h3 {
	font-size: 0.8em;
	font-weight: 600;
	text-transform: uppercase;
	letter-spacing: 0.06em;
	color: var(--a4ac-text-light);
	margin: 0 0 6px;
}

.a4ac-cf-tone-table {
	border-collapse: collapse;
	font-size: 0.9em;
}

.a4ac-cf-tone-table th,
.a4ac-cf-tone-table td {
	border: 1px solid var(--a4ac-border-light);
	padding: 4px 14px;
	text-align: center;
}

.a4ac-cf-tone-table thead th {
	background: var(--a4ac-bg-off);
	font-weight: 600;
}

.a4ac-cf-copy {
	font-family: var(--a4ac-font-ui);
	font-size: 0.85em;
	padding: 8px 14px;
	border: 1px solid var(--a4ac-border);
	border-radius: 4px;
	background: var(--a4ac-bg-off);
	cursor: pointer;
}

.a4ac-cf-copy:hover {
	background: var(--a4ac-border-light);
}

.a4ac-cf-copied {
	margin-left: 8px;
	font-size: 0.85em;
	color: var(--a4ac-primary);
}

/* ---- Voicing cards ---- */
.a4ac-cf-voicings {
	display: grid;
	grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
	gap: 16px;
}

.a4ac-cf-card {
	margin: 0;
	border: 1px solid var(--a4ac-border-light);
	border-radius: 6px;
	background: var(--a4ac-bg-off);
	padding: 12px 8px 8px;
	text-align: center;
}

.a4ac-cf-card figcaption {
	font-size: 0.82em;
	color: var(--a4ac-text-light);
	margin-top: 4px;
}

.a4ac-cf-svg {
	width: 100%;
	max-width: 230px;
	height: auto;
}

/* ---- SVG parts ---- */
.a4ac-cf-fret {
	stroke: var(--a4ac-border);
	stroke-width: 1;
}

.a4ac-cf-string {
	stroke: var(--a4ac-text-light);
	stroke-width: 1.4;
}

.a4ac-cf-nut {
	fill: var(--a4ac-text);
}

.a4ac-cf-dot {
	fill: var(--a4ac-primary);
}

.a4ac-cf-barre {
	fill: var(--a4ac-primary);
	opacity: 0.85;
}

.a4ac-cf-open {
	fill: none;
	stroke: var(--a4ac-text);
	stroke-width: 1.6;
}

.a4ac-cf-mute {
	stroke: var(--a4ac-text-light);
	stroke-width: 1.6;
	stroke-linecap: round;
}

.a4ac-cf-pos,
.a4ac-cf-note {
	font-family: var(--a4ac-font-ui);
	font-size: 12px;
	fill: var(--a4ac-text-light);
	text-anchor: middle;
}

.a4ac-cf-pos {
	text-anchor: start;
	font-weight: 600;
}

/* ---- Small screens ---- */
@media (max-width: 480px) {
	.a4ac-chord-finder {
		padding: 14px;
	}

	.a4ac-cf-btn {
		padding: 8px 10px;
	}

	.a4ac-cf-voicings {
		grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
	}
}