/* ==========================================================================
   features-steps.css — Bloc « Section Étapes » (ombre/features-steps).
   Layout : titre + description en haut, grille numérotée d'étapes en dessous.
   Reveal scroll-driven géré par GSAP (features-steps.js).
   ========================================================================== */

.features-steps {
	position: relative;
	color: inherit;
	padding-block: clamp(var(--space-2xl), 8vw, var(--space-3xl));
	isolation: isolate;
	overflow: hidden;
}

.features-steps.alignfull {
	margin-inline: calc(50% - 50vw);
	width: 100vw;
	max-width: 100vw;
}

/* Variante fond coloré : la couleur est appliquée en inline (ACF color_picker). */
.features-steps--has-color {
	color: var(--color-text);
}

/* Variante image : la couleur de texte est forcée en clair pour lisibilité sur l'image. */
.features-steps--has-image {
	background-size: cover;
	background-position: center center;
	background-repeat: no-repeat;
	color: var(--color-text);
}

/* Overlay sombre au-dessus de l'image (visible uniquement si overlay_opacity > 0). */
.features-steps__overlay {
	position: absolute;
	inset: 0;
	background: var(--color-bg);
	z-index: 0;
	pointer-events: none;
}

.features-steps--has-image .features-steps__inner {
	position: relative;
	z-index: 1;
}

/* ----------------------------------------- Header (titre + description) */

.features-steps__inner {
	display: flex;
	flex-direction: column;
	gap: clamp(var(--space-xl), 5vw, var(--space-2xl));
}

.features-steps__header {
	display: flex;
	flex-direction: column;
	gap: var(--space-md);
	max-width: 720px;
	margin-inline: auto;
	text-align: center;
}

.features-steps__title {
	font-family: var(--font-display);
	font-size: var(--fs-3xl);
	font-weight: var(--fw-bold);
	line-height: var(--lh-tight);
	letter-spacing: var(--ls-tight);
	margin: 0;
	color: inherit;
	text-wrap: balance;
}

.features-steps__description {
	font-size: var(--fs-lg);
	line-height: var(--lh-relaxed);
	color: var(--color-text-muted);
}

.features-steps--has-image .features-steps__description {
	color: var(--color-text);
	opacity: 0.9;
}

.features-steps__description p {
	margin: 0 0 var(--space-sm);
}

.features-steps__description p:last-child {
	margin-bottom: 0;
}

/* ----------------------------------------- Liste d'étapes (grille) */

.features-steps__list {
	list-style: none;
	margin: 0;
	padding: 0;
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
	gap: var(--space-lg);
}

.features-steps__item {
	position: relative;
	display: flex;
	flex-direction: column;
	gap: var(--space-sm);
	padding: var(--space-lg);
	background: var(--color-surface);
	border: 1px solid var(--color-border);
	border-radius: var(--radius-md);
	transition: transform var(--duration-base) var(--ease-out),
		border-color var(--duration-base) var(--ease-out),
		box-shadow var(--duration-base) var(--ease-out);
}

.features-steps__item:hover {
	transform: translateY(-4px);
	border-color: var(--color-border-strong);
	box-shadow: var(--shadow-md);
}

.features-steps--has-image .features-steps__item {
	background: rgba(22, 22, 22, 0.75);
	backdrop-filter: blur(6px);
	-webkit-backdrop-filter: blur(6px);
}

.features-steps__number {
	font-family: var(--font-display);
	font-size: var(--fs-3xl);
	font-weight: var(--fw-bold);
	line-height: 1;
	color: var(--color-accent);
	letter-spacing: var(--ls-tight);
}

.features-steps__item-title {
	font-family: var(--font-display);
	font-size: var(--fs-xl);
	font-weight: var(--fw-semibold);
	line-height: var(--lh-snug);
	margin: 0;
	color: inherit;
}

.features-steps__item-description {
	font-size: var(--fs-base);
	line-height: var(--lh-relaxed);
	color: var(--color-text-muted);
}

.features-steps--has-image .features-steps__item-description {
	color: var(--color-text);
	opacity: 0.85;
}

.features-steps__item-description p {
	margin: 0 0 var(--space-xs);
}

.features-steps__item-description p:last-child {
	margin-bottom: 0;
}

/* ----------------------------------------- Connecteur (desktop seulement) */

.features-steps__connector {
	position: absolute;
	top: calc(var(--space-lg) + var(--fs-3xl) / 2);
	right: calc(var(--space-lg) * -1 - 2px);
	width: var(--space-lg);
	height: 1px;
	background: linear-gradient(
		90deg,
		var(--color-border-strong) 0%,
		var(--color-border-strong) 60%,
		transparent 100%
	);
	display: none;
	pointer-events: none;
}

/* Affiche le connecteur uniquement quand la grille a assez de largeur pour ≥2 colonnes. */
@media (min-width: 720px) {
	.features-steps__connector {
		display: block;
	}
}

/* ----------------------------------------- États initiaux pour l'animation GSAP */

.features-steps[data-features-steps] [data-features-anim],
.features-steps[data-features-steps] [data-features-step] {
	opacity: 0;
	transform: translateY(24px);
}

.features-steps.is-animated [data-features-anim],
.features-steps.is-animated [data-features-step] {
	opacity: 1;
	transform: none;
}

/* ----------------------------------------- Responsive */

@media (max-width: 720px) {
	.features-steps__list {
		grid-template-columns: 1fr;
		gap: var(--space-md);
	}

	.features-steps__item {
		padding: var(--space-md);
	}

	.features-steps__title {
		font-size: var(--fs-2xl);
	}

	.features-steps__description {
		font-size: var(--fs-base);
	}
}

/* ----------------------------------------- Reduced motion */

@media (prefers-reduced-motion: reduce) {
	.features-steps[data-features-steps] [data-features-anim],
	.features-steps[data-features-steps] [data-features-step] {
		opacity: 1;
		transform: none;
	}

	.features-steps__item {
		transition: none;
	}

	.features-steps__item:hover {
		transform: none;
	}
}