/* Leçon Gutenberg : signatures rythmiques. Les tokens suivent Figures rythmiques. */
.mhg-signatures-rythmiques {
	--mhg-rhythm-accent: #8c692a;
	--mhg-rhythm-accent-dark: #6f521f;
	--mhg-rhythm-white: #fff;
	--mhg-rhythm-paper: #faf8f3;
	--mhg-rhythm-alt: #f3eee4;
	--mhg-rhythm-ui: #f8f8f8;
	--mhg-rhythm-text: #222;
	--mhg-rhythm-copy: #444;
	--mhg-rhythm-muted: #666;
	--mhg-rhythm-line: #ddd7cc;
	width: min(100%, 960px);
	margin-inline: auto;
	color: var(--mhg-rhythm-text);
	font-size: 1rem;
	line-height: 1.65;
}

.mhg-signatures-rythmiques,
.mhg-signatures-rythmiques *,
.mhg-signatures-rythmiques *::before,
.mhg-signatures-rythmiques *::after {
	box-sizing: border-box;
}

.mhg-signatures-rythmiques > * {
	min-width: 0;
}

.mhg-signatures-rythmiques .mhg-signatures-rythmiques__hero {
	margin: 0 0 clamp(30px, 5vw, 44px);
	padding: clamp(24px, 4vw, 36px);
	border: 1px solid var(--mhg-rhythm-line);
	border-left: 5px solid var(--mhg-rhythm-accent);
	border-radius: 12px;
	background: var(--mhg-rhythm-paper);
}

.mhg-signatures-rythmiques .mhg-signatures-rythmiques__eyebrow,
.mhg-signatures-rythmiques .mhg-signatures-rythmiques__kicker {
	margin: 0 0 7px;
	color: var(--mhg-rhythm-accent-dark);
	font-size: .78rem;
	font-weight: 800;
	letter-spacing: .09em;
	line-height: 1.35;
	text-transform: uppercase;
}

.mhg-signatures-rythmiques .mhg-signatures-rythmiques__hero h1 {
	margin: 0 0 12px;
	color: var(--mhg-rhythm-text);
	font-size: clamp(1.8rem, 5vw, 2.65rem);
	line-height: 1.12;
	letter-spacing: -.025em;
}

.mhg-signatures-rythmiques .mhg-signatures-rythmiques__lead {
	max-width: 760px;
	margin: 0;
	color: var(--mhg-rhythm-copy);
	font-size: clamp(1.05rem, 2vw, 1.18rem);
}

.mhg-signatures-rythmiques .mhg-signatures-rythmiques__section {
	margin: 0 0 clamp(36px, 5vw, 52px);
}

.mhg-signatures-rythmiques .mhg-signatures-rythmiques__section--reading,
.mhg-signatures-rythmiques .mhg-signatures-rythmiques__section--practice {
	background: var(--mhg-rhythm-white);
}

.mhg-signatures-rythmiques .mhg-signatures-rythmiques__section > h2 {
	margin: 0 0 12px;
	padding-bottom: 10px;
	border-bottom: 1px solid var(--mhg-rhythm-line);
	color: var(--mhg-rhythm-text);
	font-size: clamp(1.45rem, 3vw, 1.85rem);
	line-height: 1.22;
}

.mhg-signatures-rythmiques .mhg-signatures-rythmiques__section--binary,
.mhg-signatures-rythmiques .mhg-signatures-rythmiques__section--ternary,
.mhg-signatures-rythmiques .mhg-signatures-rythmiques__section--tempo {
	padding: clamp(24px, 4vw, 34px);
	border-radius: 12px;
	background: var(--mhg-rhythm-alt);
}

.mhg-signatures-rythmiques .mhg-signatures-rythmiques__section--ternary {
	background: var(--mhg-rhythm-paper);
}

.mhg-signatures-rythmiques .mhg-signatures-rythmiques__hint {
	margin: 16px 0 0;
	color: var(--mhg-rhythm-muted);
	font-size: .93rem;
}

/* Décodage du numérateur et du dénominateur. */
.mhg-signatures-rythmiques .mhg-time-signature-explainer {
	display: grid;
	grid-template-columns: minmax(150px, .34fr) minmax(0, 1fr);
	margin-top: 22px;
	padding: clamp(22px, 4vw, 34px);
	align-items: center;
	gap: clamp(24px, 5vw, 52px);
	border: 1px solid var(--mhg-rhythm-line);
	border-radius: 12px;
	background: var(--mhg-rhythm-paper);
}

.mhg-signatures-rythmiques .mhg-time-signature-explainer__signature,
.mhg-signatures-rythmiques .mhg-signature-card__signature {
	display: flex;
	align-items: center;
	justify-content: center;
	color: var(--mhg-rhythm-text);
	font-weight: 800;
	font-variant-numeric: tabular-nums;
	line-height: .78;
	flex-direction: column;
}

.mhg-signatures-rythmiques .mhg-time-signature-explainer__signature {
	font-size: clamp(4.75rem, 11vw, 7rem);
}

.mhg-signatures-rythmiques .mhg-time-signature-explainer__top,
.mhg-signatures-rythmiques .mhg-time-signature-explainer__bottom {
	display: block;
}

.mhg-signatures-rythmiques .mhg-time-signature-explainer__details {
	display: grid;
	gap: 14px;
	min-width: 0;
}

.mhg-signatures-rythmiques .mhg-time-signature-explainer__item {
	padding: 14px 16px;
	border-left: 3px solid var(--mhg-rhythm-accent);
	background: var(--mhg-rhythm-white);
	color: var(--mhg-rhythm-copy);
}

.mhg-signatures-rythmiques .mhg-time-signature-explainer__item > :first-child,
.mhg-signatures-rythmiques .mhg-time-signature-explainer__item > :last-child {
	margin-block: 0;
}

/* Repères compacts pour les dénominateurs. */
.mhg-signatures-rythmiques .mhg-signature-reference {
	display: grid;
	grid-template-columns: repeat(3, minmax(0, 1fr));
	overflow: hidden;
	margin-top: 18px;
	border: 1px solid var(--mhg-rhythm-line);
	border-radius: 10px;
	background: var(--mhg-rhythm-ui);
}

.mhg-signatures-rythmiques .mhg-signature-reference__item {
	display: flex;
	min-width: 0;
	padding: 13px 16px;
	align-items: center;
	justify-content: center;
	gap: 12px;
	color: var(--mhg-rhythm-copy);
	text-align: center;
}

.mhg-signatures-rythmiques .mhg-signature-reference__item + .mhg-signature-reference__item {
	border-left: 1px solid var(--mhg-rhythm-line);
}

.mhg-signatures-rythmiques .mhg-signature-reference__item strong {
	color: var(--mhg-rhythm-accent-dark);
	font-size: 1.75rem;
	line-height: 1;
}

/* Les deux familles gardent la même structure et se distinguent aussi par leur bordure. */
.mhg-signatures-rythmiques .mhg-meter-families {
	display: grid;
	grid-template-columns: repeat(2, minmax(0, 1fr));
	gap: 18px;
	margin-top: 22px;
}

.mhg-signatures-rythmiques .mhg-meter-family {
	min-width: 0;
	padding: clamp(20px, 3vw, 28px);
	border: 1px solid var(--mhg-rhythm-line);
	border-top: 5px solid var(--mhg-rhythm-accent);
	border-radius: 10px;
	background: var(--mhg-rhythm-white);
}

.mhg-signatures-rythmiques .mhg-meter-family--binary {
	border-top-style: solid;
}

.mhg-signatures-rythmiques .mhg-meter-family--ternary {
	border-top-style: double;
	border-top-width: 7px;
	background: var(--mhg-rhythm-paper);
}

.mhg-signatures-rythmiques .mhg-meter-family__header {
	display: flex;
	align-items: baseline;
	justify-content: space-between;
	gap: 12px;
}

.mhg-signatures-rythmiques .mhg-meter-family__label {
	margin: 0;
	font-size: 1.25rem;
	line-height: 1.25;
}

.mhg-signatures-rythmiques .mhg-meter-family__pulse {
	width: min(100%, 280px);
	margin: 24px auto 0;
	text-align: center;
}

.mhg-signatures-rythmiques .mhg-meter-family__pulse-label {
	display: block;
	margin: 0;
	color: var(--mhg-rhythm-copy);
	font-size: .78rem;
	font-weight: 800;
	letter-spacing: .08em;
}

.mhg-signatures-rythmiques .mhg-meter-family__brace {
	width: 100%;
	height: 9px;
	margin-top: 10px;
	border: solid var(--mhg-rhythm-line);
	border-width: 1px 1px 0;
}

.mhg-signatures-rythmiques .mhg-meter-family__pulse > .mhg-meter-family__subdivisions {
	display: grid;
	grid-auto-flow: column;
	width: 100%;
	min-width: 0;
	margin-top: 7px;
	color: var(--mhg-rhythm-accent);
	font-size: 1.15rem;
	font-weight: 800;
	text-align: center;
}

.mhg-signatures-rythmiques .mhg-meter-family__pulse > .mhg-meter-family__subdivisions--binary {
	grid-template-columns: repeat(2, 1fr);
}

.mhg-signatures-rythmiques .mhg-meter-family__pulse > .mhg-meter-family__subdivisions--ternary {
	grid-template-columns: repeat(3, 1fr);
}

.mhg-signatures-rythmiques .mhg-meter-family__pulse > .mhg-meter-family__subdivisions > span {
	display: block;
	width: auto;
	min-width: 0;
}

.mhg-signatures-rythmiques .mhg-meter-family__example {
	margin: 18px 0 0;
	color: var(--mhg-rhythm-copy);
	text-align: center;
}

/* Signatures courantes : trois cartes compactes, chacune dominée par la notation. */
.mhg-signatures-rythmiques .mhg-signature-cards {
	display: grid;
	grid-template-columns: repeat(3, minmax(0, 1fr));
	gap: 14px;
	margin-top: 20px;
}

.mhg-signatures-rythmiques .mhg-signature-card {
	display: grid;
	grid-template-columns: 74px minmax(0, 1fr);
	min-width: 0;
	padding: 20px;
	align-items: start;
	gap: 16px;
	border: 1px solid var(--mhg-rhythm-line);
	border-radius: 10px;
	background: var(--mhg-rhythm-white);
}

.mhg-signatures-rythmiques .mhg-signature-card__signature {
	min-height: 82px;
	font-size: 3.2rem;
}

.mhg-signatures-rythmiques .mhg-signature-card__signature span {
	display: block;
}

.mhg-signatures-rythmiques .mhg-signature-card__content {
	min-width: 0;
}

.mhg-signatures-rythmiques .mhg-signature-card__content > :first-child {
	margin-top: 0;
}

.mhg-signatures-rythmiques .mhg-signature-card__content > :last-child {
	margin-bottom: 0;
}

.mhg-signatures-rythmiques .mhg-signature-card__count {
	display: block;
	width: fit-content;
	max-width: 100%;
	margin-top: 12px;
	padding: 7px 10px;
	border-radius: 6px;
	background: var(--mhg-rhythm-ui);
	color: var(--mhg-rhythm-copy);
	font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
	font-size: .86rem;
	font-weight: 700;
	line-height: 1.45;
	overflow-wrap: anywhere;
	white-space: normal;
}

.mhg-signatures-rythmiques .mhg-signature-comparison {
	display: grid;
	grid-template-columns: repeat(2, minmax(0, 1fr));
	gap: 16px;
	margin-top: 20px;
}

.mhg-signatures-rythmiques .mhg-signature-comparison__item {
	min-width: 0;
	padding: 20px 22px;
	border: 1px solid var(--mhg-rhythm-line);
	border-radius: 10px;
	background: var(--mhg-rhythm-white);
	text-align: center;
}

.mhg-signatures-rythmiques .mhg-signature-comparison__item strong {
	display: block;
	color: var(--mhg-rhythm-accent-dark);
	font-size: 1.5rem;
}

/* Même liste numérotée et même encart final que sur Figures rythmiques. */
.mhg-signatures-rythmiques .mhg-signature-practice {
	margin: 20px 0 0;
	padding: 0;
	list-style: none;
	counter-reset: rhythm-step;
}

.mhg-signatures-rythmiques .mhg-signature-practice li {
	position: relative;
	min-height: 42px;
	margin: 0;
	padding: 2px 0 18px 52px;
	counter-increment: rhythm-step;
}

.mhg-signatures-rythmiques .mhg-signature-practice li::before {
	position: absolute;
	top: 0;
	left: 0;
	display: grid;
	width: 34px;
	height: 34px;
	place-items: center;
	border-radius: 50%;
	background: var(--mhg-rhythm-accent);
	color: var(--mhg-rhythm-white);
	content: counter(rhythm-step);
	font-weight: 800;
	line-height: 1;
}

.mhg-signatures-rythmiques .mhg-signature-practice li:not(:last-child)::after {
	position: absolute;
	top: 34px;
	bottom: 0;
	left: 16px;
	width: 1px;
	background: var(--mhg-rhythm-line);
	content: "";
}

.mhg-signatures-rythmiques .mhg-signature-practice li > :first-child { margin-top: 0; }
.mhg-signatures-rythmiques .mhg-signature-practice li > :last-child { margin-bottom: 0; }

.mhg-signatures-rythmiques .mhg-signatures-rythmiques__remember {
	margin: 8px 0 36px;
	padding: 20px 24px;
	border-left: 5px solid var(--mhg-rhythm-accent);
	border-radius: 10px;
	background: var(--mhg-rhythm-paper);
}

.mhg-signatures-rythmiques .mhg-signatures-rythmiques__remember p { margin: 0; }

.mhg-signatures-rythmiques .mhg-signatures-rythmiques__remember strong {
	color: var(--mhg-rhythm-accent-dark);
	font-weight: 800;
}

.mhg-signatures-rythmiques a:focus-visible {
	outline: 3px solid var(--mhg-rhythm-accent-dark);
	outline-offset: 4px;
}

@media (max-width: 900px) {
	.mhg-signatures-rythmiques .mhg-signature-cards {
		grid-template-columns: repeat(2, minmax(0, 1fr));
	}
}

@media (max-width: 700px) {
	.mhg-signatures-rythmiques .mhg-time-signature-explainer,
	.mhg-signatures-rythmiques .mhg-meter-families,
	.mhg-signatures-rythmiques .mhg-signature-comparison {
		grid-template-columns: minmax(0, 1fr);
	}

	.mhg-signatures-rythmiques .mhg-time-signature-explainer__signature {
		font-size: clamp(4.5rem, 22vw, 6.25rem);
	}

	.mhg-signatures-rythmiques .mhg-signature-cards {
		grid-template-columns: minmax(0, 1fr);
	}
}

@media (max-width: 480px) {
	.mhg-signatures-rythmiques .mhg-signatures-rythmiques__hero {
		padding: 22px 18px;
	}

	.mhg-signatures-rythmiques .mhg-signatures-rythmiques__section--binary,
	.mhg-signatures-rythmiques .mhg-signatures-rythmiques__section--ternary,
	.mhg-signatures-rythmiques .mhg-signatures-rythmiques__section--tempo {
		padding: 20px 16px;
	}

	.mhg-signatures-rythmiques .mhg-signature-reference {
		grid-template-columns: minmax(0, 1fr);
	}

	.mhg-signatures-rythmiques .mhg-signature-reference__item + .mhg-signature-reference__item {
		border-top: 1px solid var(--mhg-rhythm-line);
		border-left: 0;
	}

	.mhg-signatures-rythmiques .mhg-signature-card {
		grid-template-columns: 66px minmax(0, 1fr);
		padding: 17px 15px;
		gap: 12px;
	}

	.mhg-signatures-rythmiques .mhg-signature-card__signature {
		font-size: 2.85rem;
	}
}