/* =========================================================================
   Promotion Musicale V2 — CSS custom, sans framework (Tailwind/Bootstrap
   exclus volontairement : poids mort inutile pour un site de cette taille,
   contraire à l'exigence "site le plus rapide qui existe").
   ========================================================================= */

:root {
	--color-bg: #0b0e14;
	--color-bg-alt: #12161f;
	--color-text: #f5f6f8;
	--color-text-muted: #a6acba;
	--color-primary: #2f6bff;
	--color-primary-hover: #1d54e0;
	--color-border: #232838;
	--color-success: #22c55e;
	--color-danger: #ef4444;
	--font-base: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
	--container-width: 1160px;
	--radius: 12px;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
	margin: 0;
	font-family: var(--font-base);
	background: #ffffff;
	color: #16181d;
	line-height: 1.55;
	-webkit-font-smoothing: antialiased;
}
img, video { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }

.container {
	width: 100%;
	max-width: var(--container-width);
	margin-inline: auto;
	padding-inline: 20px;
}

.screen-reader-text {
	position: absolute;
	left: -9999px;
}
.skip-link:focus {
	left: 10px;
	top: 10px;
	position: fixed;
	background: #fff;
	padding: 10px 16px;
	z-index: 1000;
}

/* Boutons */
.btn {
	display: inline-block;
	padding: 12px 24px;
	border-radius: 999px;
	font-weight: 600;
	transition: background-color .15s ease, transform .1s ease;
}
.btn--primary { background: var(--color-primary); color: #fff; }
.btn--primary:hover { background: var(--color-primary-hover); }
.btn--secondary { background: transparent; border: 1px solid var(--color-border); color: inherit; }
.btn--lg { padding: 16px 32px; font-size: 1.1rem; }

/* Header */
.site-header {
	position: sticky;
	top: 0;
	z-index: 100;
	background: var(--color-bg);
	border-bottom: 1px solid var(--color-border);
}
.site-header__inner {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 24px;
	height: 76px;
}
.site-header__logo-text { color: #fff; font-weight: 800; font-size: 1.25rem; }
.site-header__menu {
	display: flex;
	gap: 28px;
	list-style: none;
	margin: 0;
	padding: 0;
	color: #fff;
}
.site-header__burger { display: none; }

@media (max-width: 780px) {
	.site-header__nav { display: none; }
	.site-header__burger { display: block; }
}

/* Hero */
.hero {
	position: relative;
	background: var(--color-bg);
	color: #fff;
	overflow: hidden;
	padding-block: 96px;
}
.hero__video {
	position: absolute;
	inset: 0;
	width: 100%;
	height: 100%;
	object-fit: cover;
	opacity: .55;
}
.hero__overlay {
	position: absolute;
	inset: 0;
	background: linear-gradient(180deg, rgba(11,14,20,.4) 0%, rgba(11,14,20,.9) 100%);
}
.hero__content { position: relative; text-align: center; max-width: 760px; margin-inline: auto; }
.eyebrow {
	text-transform: uppercase;
	letter-spacing: .08em;
	font-size: .8rem;
	color: var(--color-text-muted);
	border: 1px solid var(--color-border);
	display: inline-block;
	padding: 6px 14px;
	border-radius: 999px;
}
.hero__title { font-size: clamp(2.2rem, 5vw, 3.4rem); font-weight: 800; margin: 20px 0; }
.hero__subtitle { color: var(--color-text-muted); font-size: 1.15rem; margin-bottom: 28px; }
.hero__trust-badges {
	list-style: none;
	display: flex;
	justify-content: center;
	gap: 20px;
	flex-wrap: wrap;
	margin-top: 28px;
	padding: 0;
	color: var(--color-text-muted);
	font-size: .9rem;
}

/* Social proof */
.social-proof { padding-block: 32px; text-align: center; color: var(--color-text-muted); }

/* Offres */
.offers { padding-block: 64px; }
.offers h2 { text-align: center; font-size: 2rem; margin-bottom: 32px; }
.offers__grid {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
	gap: 24px;
}
.offer-card {
	border: 1px solid #e5e7eb;
	border-radius: var(--radius);
	padding: 28px;
}
.offer-card--flagship { border-color: var(--color-primary); }
.offers__catalogue-title { margin-top: 56px; text-align: center; font-size: 1.4rem; }
.offers__grid--catalogue { margin-top: 20px; }

/* Mockups */
.proof-mockups { background: var(--color-bg-alt); color: #fff; padding-block: 64px; }
.proof-mockups h2 { text-align: center; }
.proof-mockups__grid {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
	gap: 24px;
	margin-top: 28px;
}
.mockup-card img { border-radius: var(--radius); }

/* Steps */
.steps { padding-block: 64px; text-align: center; }
.steps__subtitle { color: #6b7280; }
.steps__list {
	list-style: none;
	display: flex;
	justify-content: center;
	gap: 32px;
	flex-wrap: wrap;
	margin-top: 32px;
	padding: 0;
}
.steps__item { display: flex; align-items: center; gap: 10px; font-weight: 600; }
.steps__number {
	width: 32px; height: 32px;
	border-radius: 50%;
	background: #16181d; color: #fff;
	display: inline-flex; align-items: center; justify-content: center;
	font-size: .9rem;
}

/* Differentiator */
.differentiator { background: #f7f8fa; padding-block: 64px; text-align: center; }
.differentiator h2 { max-width: 700px; margin-inline: auto; }
.differentiator p { max-width: 640px; margin: 16px auto 0; color: #4b5563; }

/* Comparison table */
.comparison { padding-block: 64px; }
.comparison h2 { text-align: center; margin-bottom: 32px; }
.comparison__table { width: 100%; border-collapse: collapse; }
.comparison__table th, .comparison__table td {
	border: 1px solid #e5e7eb;
	padding: 14px 16px;
	text-align: center;
}
.comparison__table td.yes { color: var(--color-success); font-weight: 700; }
.comparison__table td.no { color: var(--color-danger); font-weight: 700; }

/* Videos */
.videos { padding-block: 64px; background: #f7f8fa; }
.videos h2 { text-align: center; margin-bottom: 28px; }
.videos__grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 24px; }

/* FAQ */
.faq { padding-block: 64px; max-width: 800px; margin-inline: auto; }
.faq h2 { text-align: center; margin-bottom: 32px; }
.faq__item { border-bottom: 1px solid #e5e7eb; }
.faq__question {
	width: 100%;
	background: none;
	border: none;
	text-align: left;
	padding: 20px 0;
	font-size: 1.05rem;
	font-weight: 600;
	display: flex;
	justify-content: space-between;
	cursor: pointer;
}
.faq__answer { padding-bottom: 20px; color: #4b5563; }
.faq__answer[hidden] { display: none; }

/* CTA final */
.cta-final { background: var(--color-bg); color: #fff; text-align: center; padding-block: 80px; }
.cta-final h2 { font-size: 2rem; margin-bottom: 24px; }

/* Footer */
.site-footer { border-top: 1px solid #e5e7eb; padding-block: 28px; }
.site-footer__inner { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px; color: #6b7280; font-size: .9rem; }
.site-footer__menu { list-style: none; display: flex; gap: 20px; margin: 0; padding: 0; }

/* Produit phare / catalogue */
.product-flagship__layout,
.product-catalogue__layout {
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: 40px;
	padding-block: 48px;
}
@media (max-width: 780px) {
	.product-flagship__layout, .product-catalogue__layout { grid-template-columns: 1fr; }
}
.product-flagship__price, .product-catalogue__price { font-size: 1.4rem; font-weight: 700; margin: 12px 0; }
.product-flagship__trust { list-style: none; padding: 0; margin-top: 20px; color: #4b5563; }
.product-flagship__content, .product-catalogue__content { padding-block: 24px 64px; max-width: 780px; margin-inline: auto; }