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

.a4ac-capo-calculator,
.a4ac-capo-calculator *,
.a4ac-capo-calculator *::before,
.a4ac-capo-calculator *::after {
	box-sizing: border-box;
}

.a4ac-capo-calculator {
	--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;
}

/* ---- Tabs ---- */
.a4ac-cc-tabs {
	display: flex;
	gap: 4px;
	border-bottom: 1px solid var(--a4ac-border-light);
	margin-bottom: 16px;
}

.a4ac-cc-tab {
	font-family: var(--a4ac-font-ui);
	font-size: 0.95em;
	padding: 10px 16px;
	border: 1px solid transparent;
	border-bottom: none;
	border-radius: 6px 6px 0 0;
	background: none;
	color: var(--a4ac-text-light);
	cursor: pointer;
}

.a4ac-cc-tab:hover {
	color: var(--a4ac-text);
}

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

.a4ac-cc-tab.is-active {
	border-color: var(--a4ac-border-light);
	background: var(--a4ac-bg-off);
	color: var(--a4ac-text);
	font-weight: 600;
}

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

.a4ac-cc-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-cc-row {
	display: flex;
	flex-wrap: wrap;
	gap: 24px;
}

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

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

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

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

/* ---- Result ---- */
.a4ac-cc-result {
	border-top: 1px solid var(--a4ac-border-light);
	padding-top: 14px;
	margin-top: 4px;
}

.a4ac-cc-sentence {
	margin: 0 0 4px;
	color: var(--a4ac-text-light);
}

.a4ac-cc-big {
	margin: 0;
	font-size: 2em;
	font-weight: 700;
	line-height: 1.2;
}

/* ---- Detail tables ---- */
.a4ac-cc-detail h3 {
	font-size: 0.8em;
	font-weight: 600;
	text-transform: uppercase;
	letter-spacing: 0.06em;
	color: var(--a4ac-text-light);
	margin: 16px 0 6px;
}

.a4ac-cc-scroll {
	overflow-x: auto;
	margin-top: 10px;
}

.a4ac-cc-table {
	border-collapse: collapse;
	font-size: 0.9em;
	min-width: 100%;
}

.a4ac-cc-table th,
.a4ac-cc-table td {
	border: 1px solid var(--a4ac-border-light);
	padding: 6px 12px;
	text-align: center;
	white-space: nowrap;
}

.a4ac-cc-table th[scope="row"] {
	text-align: left;
	background: var(--a4ac-bg-off);
	font-weight: 600;
}

.a4ac-cc-table thead td,
.a4ac-cc-table thead th {
	background: var(--a4ac-bg-off);
	font-weight: 600;
}

.a4ac-cc-capo-table td {
	text-align: left;
}

.a4ac-cc-capo-table tr.is-easy td {
	background: color-mix(in srgb, var(--a4ac-primary) 7%, var(--a4ac-bg));
}

.a4ac-cc-badge {
	display: inline-block;
	font-size: 0.78em;
	font-weight: 600;
	padding: 2px 8px;
	border-radius: 10px;
	background: var(--a4ac-primary);
	color: #fff;
}

.a4ac-cc-note {
	font-size: 0.85em;
	color: var(--a4ac-text-light);
	margin: 10px 0 0;
}

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

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

	.a4ac-cc-row {
		gap: 12px;
	}
}