/**
 * Composants de la direction artistique premium : navigation flottante,
 * hero immersif, cartes d'orientation, tunnel narratif, réassurance,
 * véhicules, CTA final, en-têtes de pages internes.
 *
 * Principe : le mouvement sert la hiérarchie et la lisibilité, jamais
 * l'inverse. Tout est neutralisé sous prefers-reduced-motion (voir bas
 * de fichier) et fonctionne intégralement sans JavaScript.
 */

/* ==========================================================================
   Utilitaire de révélation au défilement (IntersectionObserver, voir reveal.js)
   ========================================================================== */
.reveal {
	opacity: 0;
	transform: translateY(28px);
	transition: opacity var(--vg-duration-slow) var(--vg-ease), transform var(--vg-duration-slow) var(--vg-ease);
	will-change: transform, opacity;
}
.reveal.is-visible { opacity: 1; transform: translateY(0); }
.reveal-stagger > * { transition-delay: calc(var(--vg-i, 0) * 90ms); }
.no-js .reveal, .reduce-motion .reveal { opacity: 1; transform: none; transition: none; }

/* ==========================================================================
   Navigation flottante en verre
   ========================================================================== */
.site-header {
	position: fixed;
	top: 0; left: 0; right: 0;
	z-index: 500;
	background: transparent;
	border-bottom: none;
	backdrop-filter: none;
	padding: 18px 0 0;
	transition: padding var(--vg-duration) var(--vg-ease);
}
/* La nav flotte au-dessus du contenu : chaque première section de page
   (hero-premium ou page-hero) réserve donc l'espace nécessaire en haut. */
.site-header__glass {
	max-width: calc(var(--ventigo-container) + 40px);
	margin: 0 auto;
	background: var(--vg-glass-bg);
	border: 1px solid var(--vg-glass-border);
	border-radius: 999px;
	backdrop-filter: blur(var(--vg-glass-blur)) saturate(140%);
	-webkit-backdrop-filter: blur(var(--vg-glass-blur)) saturate(140%);
	box-shadow: var(--vg-shadow-deep);
	transition: background var(--vg-duration) var(--vg-ease), transform var(--vg-duration) var(--vg-ease);
}
.site-header.is-scrolled { padding-top: 10px; }
.site-header.is-scrolled .site-header__glass { background: var(--vg-glass-bg-scrolled); }
.site-header__inner { padding: 10px 22px; }
.site-header .main-nav a,
.site-header .header-phone,
.site-header .site-logo a { color: #fff; }
.site-header .main-nav a { opacity: 0.82; }
.site-header .main-nav a:hover { opacity: 1; color: #fff; }
.site-header .header-phone { opacity: 0.9; }
.site-header .nav-toggle span,
.site-header .nav-toggle::before,
.site-header .nav-toggle::after { background: #fff; }
.site-header .btn--primary {
	background: linear-gradient(135deg, var(--vg-royal), var(--vg-royal-light));
	box-shadow: 0 8px 24px -8px rgba(36, 81, 255, 0.7);
	border: none;
}
/* Le logo officiel est fourni sur fond blanc plein (non transparent) : on
   l'affiche donc dans une pastille blanche plutôt que de tenter un mauvais
   détourage en CSS, qui produirait un carré blanc illisible sur la nav sombre. */
.site-header .site-logo a {
	display: inline-flex; align-items: center;
	background: #fff;
	border-radius: 999px;
	padding: 5px 14px 5px 5px;
	gap: 8px;
}
.site-header .site-logo img { height: 40px; width: 40px; object-fit: contain; }
.site-header .site-logo__name { color: var(--vg-ink); font-weight: 800; font-size: 11px; line-height: 1.25; letter-spacing: 0.03em; }

@media (max-width: 900px) {
	.site-header { padding-top: 12px; }
	.site-header__glass { border-radius: 22px; margin: 0 12px; max-width: none; }
	.site-header .main-nav {
		background: var(--vg-ink);
		inset: 74px 12px auto 12px;
		border-radius: var(--vg-radius-lg);
		border: 1px solid var(--vg-glass-border);
		max-height: calc(100vh - 100px);
	}
	.site-header .main-nav a { color: #fff; border-bottom-color: var(--vg-glass-border); opacity: 0.85; }
	/* Le CTA texte plein et le libellé téléphone alourdissent une pastille déjà
	   compacte sur mobile : le lien "Estimer mon véhicule" reste disponible en
	   premier dans le menu, et l'appel reste accessible via l'icône seule. */
	.site-header .header-actions .btn--primary { display: none; }
	.site-header .site-logo__name { display: none; }
	.site-header .site-logo a { padding: 6px; }
}
@media (max-width: 480px) {
	.site-header .header-phone { display: none; }
}

/* ==========================================================================
   Bouton d'estimation fixe et discret sur mobile
   ========================================================================== */
.mobile-cta-bar { display: none; }
@media (max-width: 640px) {
	.mobile-cta-bar {
		display: flex; align-items: center; justify-content: center;
		position: fixed; left: 14px; right: 14px; bottom: 14px; z-index: 900;
		background: linear-gradient(135deg, var(--vg-royal), var(--vg-royal-light));
		color: #fff; text-decoration: none;
		padding: 14px; border-radius: 999px;
		font-weight: 700; font-size: 14.5px;
		box-shadow: 0 14px 30px -10px rgba(36,81,255,0.55);
	}
	/* Le bouton WhatsApp remonte pour ne jamais chevaucher cette barre. */
	.vl-whatsapp-float { bottom: 84px; right: 14px; width: 48px; height: 48px; }
	.site-footer { padding-bottom: 84px; }
}

/* ==========================================================================
   Hero immersif
   ========================================================================== */
.hero-premium {
	position: relative;
	background: radial-gradient(120% 90% at 50% -10%, #0E1A38 0%, var(--vg-ink) 55%, #020306 100%);
	color: #fff;
	overflow: hidden;
	padding: 160px 0 120px;
	isolation: isolate;
}
.hero-premium__scene {
	position: absolute;
	inset: 0;
	z-index: 0;
	pointer-events: none;
}
.hero-premium__canvas { position: absolute; inset: 0; width: 100%; height: 100%; opacity: 0.8; }
.hero-premium__grid {
	position: absolute;
	left: 0; right: 0; bottom: -10%;
	height: 60%;
	background-image:
		linear-gradient(var(--vg-line) 1px, transparent 1px),
		linear-gradient(90deg, var(--vg-line) 1px, transparent 1px);
	background-size: 64px 64px;
	transform: perspective(600px) rotateX(62deg);
	transform-origin: bottom;
	mask-image: linear-gradient(to top, rgba(0,0,0,0.9), transparent 85%);
	-webkit-mask-image: linear-gradient(to top, rgba(0,0,0,0.9), transparent 85%);
}
.hero-premium__glow {
	position: absolute;
	width: 60vw; height: 60vw; max-width: 900px; max-height: 900px;
	border-radius: 50%;
	background: radial-gradient(circle, rgba(79, 209, 255, 0.22) 0%, rgba(36, 81, 255, 0.10) 45%, transparent 70%);
	top: -10%; right: -10%;
	filter: blur(10px);
}
.hero-premium__silhouette {
	position: absolute;
	right: 4%; bottom: 6%;
	width: min(52%, 620px);
	opacity: 0.95;
	filter: drop-shadow(0 40px 60px rgba(0,0,0,0.55));
	transition: transform var(--vg-duration-slow) var(--vg-ease);
}
.hero-premium__silhouette path.vg-body { fill: none; stroke: url(#vgHeroGradient); stroke-width: 2.4; }
.hero-premium__silhouette path.vg-accent { fill: none; stroke: var(--vg-electric); stroke-width: 1; opacity: 0.65; }
.hero-premium__reflection {
	position: absolute;
	right: 4%; bottom: -2%;
	width: min(52%, 620px);
	height: 90px;
	background: radial-gradient(ellipse at center, rgba(79,209,255,0.35) 0%, transparent 70%);
	filter: blur(6px);
}

.hero-premium__content { position: relative; z-index: 2; max-width: 760px; }
.hero-premium__eyebrow {
	display: inline-flex; align-items: center; gap: 8px;
	font-size: 12px; letter-spacing: 0.14em; text-transform: uppercase;
	color: var(--vg-electric); margin-bottom: 22px; font-weight: 700;
}
.hero-premium__eyebrow::before { content: ""; width: 24px; height: 1px; background: var(--vg-electric); }
.hero-premium h1 {
	color: #fff;
	font-size: clamp(34px, 5.4vw, 64px);
	line-height: 1.08;
	letter-spacing: -0.01em;
	margin-bottom: 22px;
}
.hero-premium__lead { color: var(--vg-mist); font-size: clamp(16px, 1.6vw, 19px); max-width: 560px; margin-bottom: 34px; }
.hero-premium__actions { display: flex; flex-wrap: wrap; gap: 16px; align-items: center; margin-bottom: 26px; }
.hero-premium .btn--primary {
	background: linear-gradient(135deg, var(--vg-royal), var(--vg-royal-light));
	border: none;
	box-shadow: var(--vg-shadow-glow);
}
.hero-premium .btn--ghost-white:hover { background: rgba(255,255,255,0.08); }
.hero-premium__trust { font-size: 13px; color: var(--vg-mist); letter-spacing: 0.02em; }
.hero-premium__trust strong { color: #fff; font-weight: 600; }

.hero-premium__scroll-cue {
	position: absolute; left: 50%; bottom: 28px; transform: translateX(-50%);
	width: 22px; height: 36px; border: 1.5px solid rgba(255,255,255,0.35); border-radius: 12px;
	z-index: 2;
}
.hero-premium__scroll-cue::before {
	content: ""; position: absolute; top: 6px; left: 50%; width: 3px; height: 8px;
	background: var(--vg-electric); border-radius: 2px; transform: translateX(-50%);
	animation: vg-scroll-cue 1.8s var(--vg-ease) infinite;
}
@keyframes vg-scroll-cue { 0% { opacity: 1; top: 6px; } 70% { opacity: 0; top: 18px; } 100% { opacity: 0; top: 6px; } }

@media (max-width: 780px) {
	.hero-premium { padding: 128px 0 84px; }
	.hero-premium__silhouette, .hero-premium__reflection { width: 80%; right: 8%; opacity: 0.5; }
	.hero-premium__scroll-cue { display: none; }
}

/* ==========================================================================
   Cartes d'orientation premium (inclinaison 3D légère au survol)
   ========================================================================== */
.choice-grid--premium { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; perspective: 1400px; }
.choice-card--premium {
	position: relative;
	background: linear-gradient(180deg, #0C1526 0%, #070B14 100%);
	border: 1px solid var(--vg-line);
	border-radius: var(--vg-radius-lg);
	padding: 34px 30px;
	color: #fff;
	overflow: hidden;
	transform-style: preserve-3d;
	transition: transform var(--vg-duration) var(--vg-ease), box-shadow var(--vg-duration) var(--vg-ease), border-color var(--vg-duration) var(--vg-ease);
}
.choice-card--premium::before {
	content: "";
	position: absolute; inset: -1px;
	background: radial-gradient(320px circle at var(--vg-mx, 50%) var(--vg-my, 0%), rgba(79,209,255,0.16), transparent 60%);
	opacity: 0; transition: opacity var(--vg-duration) var(--vg-ease);
	pointer-events: none;
}
.choice-card--premium:hover,
.choice-card--premium:focus-within { box-shadow: var(--vg-shadow-glow); border-color: rgba(79,209,255,0.35); }
.choice-card--premium:hover::before { opacity: 1; }
.choice-card--premium--featured {
	background: linear-gradient(180deg, rgba(36,81,255,0.18) 0%, #070B14 60%);
	border-color: rgba(79,209,255,0.3);
}
.choice-card--premium--featured .choice-card__badge {
	display: inline-block; font-size: 11px; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase;
	color: var(--vg-ink); background: var(--vg-electric); padding: 4px 10px; border-radius: 999px; margin-bottom: 16px;
}
.choice-card--premium .choice-card__icon {
	width: 52px; height: 52px; border-radius: 14px;
	background: linear-gradient(135deg, rgba(79,209,255,0.18), rgba(36,81,255,0.12));
	border: 1px solid var(--vg-line);
	display: flex; align-items: center; justify-content: center; margin-bottom: 20px; font-size: 22px;
}
.choice-card--premium h3 { color: #fff; margin-bottom: 10px; font-size: 21px; }
.choice-card--premium p { color: var(--vg-mist); font-size: 14.5px; margin-bottom: 22px; }
.choice-card--premium .btn { position: relative; z-index: 1; }
.choice-card--premium .btn--outline { border-color: rgba(255,255,255,0.35); color: #fff; }
.choice-card--premium .btn--outline:hover { background: #fff; color: var(--vg-ink); }

@media (max-width: 900px) { .choice-grid--premium { grid-template-columns: 1fr; } .choice-card--premium { transform: none !important; } }

/* ==========================================================================
   Tunnel d'estimation (teaser sur l'accueil)
   ========================================================================== */
.estimate-teaser {
	background: #fff;
	border: 1px solid var(--ventigo-grey-mid);
	border-radius: var(--vg-radius-lg);
	box-shadow: var(--vg-shadow-deep);
	padding: 40px;
	max-width: 920px;
	margin: 0 auto;
	position: relative;
}
.estimate-teaser__grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 16px; align-items: end; }
.estimate-teaser .vl-field label { font-size: 12.5px; }
.estimate-teaser input, .estimate-teaser select {
	width: 100%; padding: 13px 14px; border: 1px solid var(--ventigo-grey-mid); border-radius: 8px; font-size: 15px;
}
.estimate-teaser__submit { grid-column: span 1; }
@media (max-width: 900px) {
	.estimate-teaser { padding: 26px; }
	.estimate-teaser__grid { grid-template-columns: 1fr 1fr; }
	.estimate-teaser__submit { grid-column: 1 / -1; }
}
.estimate-teaser__note { text-align: center; font-size: 13px; color: var(--ventigo-text-muted); margin-top: 16px; }

/* ==========================================================================
   Comment ça fonctionne — parcours animé type "route"
   ========================================================================== */
.steps-route { position: relative; max-width: 960px; margin: 0 auto; }
.steps-route__line {
	position: absolute; left: 27px; top: 8px; bottom: 8px; width: 2px;
	background: linear-gradient(var(--ventigo-grey-mid), var(--ventigo-grey-mid));
	overflow: hidden;
}
.steps-route__line::after {
	content: ""; position: absolute; left: 0; top: 0; width: 100%; height: 0%;
	background: linear-gradient(var(--vg-royal), var(--vg-electric));
	transition: height 1.2s var(--vg-ease);
}
.steps-route.is-active .steps-route__line::after { height: 100%; }
.steps-route__item { position: relative; display: flex; gap: 24px; padding-bottom: 48px; }
.steps-route__item:last-child { padding-bottom: 0; }
.steps-route__num {
	flex-shrink: 0; width: 56px; height: 56px; border-radius: 50%;
	background: #fff; border: 2px solid var(--ventigo-grey-mid); color: var(--ventigo-text-muted);
	display: flex; align-items: center; justify-content: center; font-weight: 700; font-size: 18px;
	transition: all var(--vg-duration) var(--vg-ease);
	z-index: 1;
}
.steps-route__item.is-visible .steps-route__num { border-color: var(--vg-royal); color: var(--vg-royal); box-shadow: 0 0 0 6px rgba(36,81,255,0.08); }
.steps-route__body h3 { margin-bottom: 8px; }
.steps-route__body p { color: var(--ventigo-text-muted); margin: 0; max-width: 520px; }

/* ==========================================================================
   Réassurance sombre
   ========================================================================== */
.reassurance-dark {
	background: radial-gradient(140% 100% at 50% 0%, #0E1A38 0%, var(--vg-ink) 60%);
	color: #fff;
}
.reassurance-dark h2, .reassurance-dark .eyebrow { color: #fff; }
.reassurance-dark .eyebrow { color: var(--vg-electric); }
.reassurance-dark .section-header p { color: var(--vg-mist); }
.reassurance-grid--dark { display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); gap: 22px; }
.reassurance-card {
	background: rgba(255,255,255,0.03);
	border: 1px solid var(--vg-line);
	border-radius: var(--vg-radius);
	padding: 26px;
	transition: transform var(--vg-duration) var(--vg-ease), border-color var(--vg-duration) var(--vg-ease);
}
.reassurance-card:hover { transform: translateY(-4px); border-color: rgba(79,209,255,0.3); }
.reassurance-card__icon { font-size: 22px; margin-bottom: 14px; }
.reassurance-card h3 { color: #fff; font-size: 16px; margin-bottom: 8px; }
.reassurance-card p { color: var(--vg-mist); font-size: 15px; margin: 0; }
.reassurance-card p a { color: #fff; text-decoration: underline; text-underline-offset: 3px; }
@media (max-width: 900px) { .reassurance-grid--dark { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px) { .reassurance-grid--dark { grid-template-columns: 1fr; } }

/* ==========================================================================
   Véhicules — cartes premium
   ========================================================================== */
.vehicle-grid--premium { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.vehicle-card {
	transition: transform var(--vg-duration) var(--vg-ease), box-shadow var(--vg-duration) var(--vg-ease);
}
.vehicle-card:hover { transform: translateY(-6px); box-shadow: var(--vg-shadow-deep); }
.vehicle-card__media { position: relative; overflow: hidden; }
.vehicle-card__media img { transition: transform 900ms var(--vg-ease); }
.vehicle-card:hover .vehicle-card__media img { transform: scale(1.06); }
.vehicle-card__media::after {
	content: ""; position: absolute; inset: 0;
	background: linear-gradient(180deg, transparent 55%, rgba(5,7,14,0.55) 100%);
	opacity: 0; transition: opacity var(--vg-duration) var(--vg-ease);
}
.vehicle-card:hover .vehicle-card__media::after { opacity: 1; }
@media (max-width: 960px) { .vehicle-grid--premium { grid-template-columns: 1fr 1fr; } }
@media (max-width: 600px) { .vehicle-grid--premium { grid-template-columns: 1fr; } }

/* ==========================================================================
   CTA final immersif
   ========================================================================== */
.cta-immersive {
	position: relative;
	background: radial-gradient(120% 140% at 50% 100%, #0E1A38 0%, var(--vg-ink) 60%);
	color: #fff;
	overflow: hidden;
	padding: 96px 0;
}
.cta-immersive::before {
	content: "";
	position: absolute; left: 50%; top: -30%; width: 800px; height: 800px; transform: translateX(-50%);
	background: radial-gradient(circle, rgba(36,81,255,0.28) 0%, transparent 65%);
}
.cta-immersive .container { position: relative; z-index: 1; }
.cta-immersive h2 { color: #fff; font-size: clamp(26px, 4vw, 40px); }
.cta-immersive p { color: var(--vg-mist); }
.cta-immersive .btn--white { box-shadow: 0 20px 50px -14px rgba(255,255,255,0.25); }

/* Toute section "navy" existante (CTA de fin de page sur les gabarits internes)
   reprend automatiquement le même traitement immersif, sans dupliquer le
   balisage sur chaque page. */
.section--navy {
	position: relative;
	background: radial-gradient(120% 140% at 50% 100%, #0E1A38 0%, var(--vg-ink) 60%);
	overflow: hidden;
}
.section--navy::before {
	content: "";
	position: absolute; left: 50%; top: -30%; width: 700px; height: 700px; transform: translateX(-50%);
	background: radial-gradient(circle, rgba(36,81,255,0.26) 0%, transparent 65%);
	pointer-events: none;
}
.section--navy .container { position: relative; z-index: 1; }
.section--navy .cta-banner p { color: var(--vg-mist); }
.section--navy .btn--white { box-shadow: 0 20px 50px -14px rgba(255,255,255,0.25); }

/* ==========================================================================
   En-tête premium des pages internes (page-hero)
   ========================================================================== */
.page-hero {
	position: relative;
	background: linear-gradient(180deg, var(--vg-ink) 0%, #0E1A38 130%);
	color: #fff;
	padding: 132px 0 64px;
	overflow: hidden;
}
.page-hero::before {
	content: "";
	position: absolute; right: -10%; top: -30%; width: 480px; height: 480px;
	background: radial-gradient(circle, rgba(79,209,255,0.18) 0%, transparent 70%);
}
.page-hero .container { position: relative; z-index: 1; }
.page-hero .eyebrow { color: var(--vg-electric); }
.page-hero h1 { color: #fff; margin-bottom: 14px; }
.page-hero p { color: var(--vg-mist); max-width: 640px; }
.page-hero .breadcrumbs { color: var(--vg-mist); }
.page-hero .breadcrumbs a { color: var(--vg-mist); }
.page-hero + .breadcrumbs { display: none; } /* le fil d'Ariane global n'est pas dupliqué sur les pages avec page-hero */

/* ==========================================================================
   Micro-interactions boutons
   ========================================================================== */
.btn { transition: transform var(--vg-duration-fast) var(--vg-ease), box-shadow var(--vg-duration-fast) var(--vg-ease), background var(--vg-duration-fast) var(--vg-ease), color var(--vg-duration-fast) var(--vg-ease); }
.btn:active { transform: scale(0.97); }

/* ==========================================================================
   Accessibilité — mouvement réduit : neutralise toute mise en scène,
   sans jamais masquer de contenu ni de fonctionnalité.
   ========================================================================== */
@media (prefers-reduced-motion: reduce) {
	.hero-premium__silhouette,
	.hero-premium__scroll-cue,
	.choice-card--premium,
	.vehicle-card,
	.vehicle-card__media img,
	.reassurance-card,
	.reveal { transition: none !important; animation: none !important; transform: none !important; }
	.hero-premium__canvas { display: none; }
	.reveal { opacity: 1 !important; }
	.steps-route__line::after { height: 100% !important; transition: none !important; }
}