/* style.css — Jul'Elec-Auto — Template VOLT
   Mobile-first · Dark industrial · Électricité automobile */

@import url('tokens.css');

/* ─── Reset & base ───────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  background-color: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: var(--leading-normal);
  min-height: 100vh;
}

img, svg { display: block; max-width: 100%; }

a {
  color: var(--color-link);
  text-decoration: none;
  transition: color var(--transition-fast);
}
a:hover { color: var(--color-link-hover); }
a:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

/* ─── Visual Placeholder ────────────────────────────── */
.visual-placeholder {
  display: block;
  width: 100%;
  border-radius: var(--radius-md);
  aspect-ratio: 16 / 9;
  background:
    linear-gradient(
      135deg,
      color-mix(in srgb, var(--color-primary) 22%, var(--color-bg)) 0%,
      color-mix(in srgb, var(--color-primary) 10%, var(--color-bg)) 55%,
      color-mix(in srgb, var(--color-secondary) 18%, var(--color-bg)) 100%
    );
}
.visual-placeholder[data-aspect="4:3"]  { aspect-ratio: 4 / 3;  }
.visual-placeholder[data-aspect="1:1"]  { aspect-ratio: 1 / 1;  }
.visual-placeholder[data-aspect="3:4"]  { aspect-ratio: 3 / 4;  }
.visual-placeholder[data-aspect="21:9"] { aspect-ratio: 21 / 9; }

.visual-placeholder[data-tone="secondary"] {
  background:
    linear-gradient(
      135deg,
      color-mix(in srgb, var(--color-secondary) 22%, var(--color-bg)) 0%,
      color-mix(in srgb, var(--color-secondary) 10%, var(--color-bg)) 55%,
      color-mix(in srgb, var(--color-primary) 16%, var(--color-bg)) 100%
    );
}
.visual-placeholder[data-tone="accent"] {
  background:
    linear-gradient(
      135deg,
      color-mix(in srgb, var(--color-accent, var(--color-primary)) 22%, var(--color-bg)) 0%,
      color-mix(in srgb, var(--color-primary) 12%, var(--color-bg)) 60%,
      color-mix(in srgb, var(--color-secondary) 16%, var(--color-bg)) 100%
    );
}
.visual-placeholder[data-tone="muted"] {
  background: color-mix(in srgb, var(--color-text) 8%, var(--color-bg));
}

/* ─── Fade-in animation ─────────────────────────────── */
.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity var(--transition-slow), transform var(--transition-slow);
}
.fade-in.is-visible {
  opacity: 1;
  transform: none;
}

/* ─── Layout helpers ────────────────────────────────── */
.container {
  width: 100%;
  max-width: var(--max-w-content);
  margin-inline: auto;
  padding-inline: var(--space-5);
}
@media (min-width: 768px)  { .container { padding-inline: var(--space-8);  } }
@media (min-width: 1024px) { .container { padding-inline: var(--space-12); } }

.section { padding-block: var(--space-16); }
@media (min-width: 768px)  { .section { padding-block: var(--space-20); } }
@media (min-width: 1024px) { .section { padding-block: var(--space-24); } }

.section--alt { background-color: var(--color-surface); }
.section--accent {
  background: linear-gradient(135deg,
    color-mix(in srgb, var(--color-primary) 12%, var(--color-bg)) 0%,
    color-mix(in srgb, var(--color-secondary) 8%, var(--color-bg)) 100%);
}

/* ─── Typography ────────────────────────────────────── */
h1, h2, h3, h4 {
  font-family: var(--font-heading);
  font-weight: var(--weight-bold);
  line-height: var(--leading-tight);
  color: var(--color-text-strong);
}
h1 { font-size: var(--text-4xl); }
h2 { font-size: var(--text-3xl); }
h3 { font-size: var(--text-2xl); }
h4 { font-size: var(--text-xl); }

@media (min-width: 768px) {
  h1 { font-size: var(--text-5xl); }
  h2 { font-size: var(--text-4xl); }
}
@media (min-width: 1024px) {
  h1 { font-size: var(--text-6xl); }
}

.section-label {
  display: inline-block;
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: var(--space-3);
}

.section-title {
  margin-bottom: var(--space-4);
}

.section-intro {
  color: var(--color-text-muted);
  max-width: var(--max-w-text);
  margin-bottom: var(--space-10);
  font-size: var(--text-lg);
}

/* ─── Buttons ───────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  border-radius: var(--radius-md);
  font-family: var(--font-body);
  font-size: var(--text-base);
  font-weight: var(--weight-semibold);
  cursor: pointer;
  border: 2px solid transparent;
  transition: background-color var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast), box-shadow var(--transition-fast), transform var(--transition-fast);
  text-decoration: none;
  white-space: nowrap;
}
.btn:hover { transform: translateY(-1px); }
.btn:active { transform: none; }

.btn--primary {
  background-color: var(--color-primary);
  color: var(--color-bg);
}
.btn--primary:hover {
  background-color: var(--color-primary-light);
  box-shadow: var(--shadow-glow);
  color: var(--color-bg);
}

.btn--outline {
  background-color: transparent;
  color: var(--color-primary);
  border-color: var(--color-primary);
}
.btn--outline:hover {
  background-color: var(--color-primary);
  color: var(--color-bg);
  box-shadow: var(--shadow-glow);
}

.btn--ghost {
  background-color: transparent;
  color: var(--color-text);
  border-color: var(--color-border);
}
.btn--ghost:hover {
  background-color: var(--color-surface);
  color: var(--color-text-strong);
}

.btn--lg { padding: var(--space-4) var(--space-8); font-size: var(--text-lg); }
.btn--sm { padding: var(--space-2) var(--space-4); font-size: var(--text-sm); }

/* ─── Header / Nav ──────────────────────────────────── */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--nav-h);
  background-color: color-mix(in srgb, var(--color-bg) 90%, transparent);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition-base), box-shadow var(--transition-base);
}
.site-header.is-scrolled {
  border-bottom-color: var(--color-border);
  box-shadow: var(--shadow-md);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.site-logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
}
.site-logo img { height: 44px; width: auto; }

.nav-toggle {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  background: none;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  cursor: pointer;
  padding: var(--space-2);
}
.nav-toggle span {
  display: block;
  width: 100%;
  height: 2px;
  background-color: var(--color-text);
  border-radius: 2px;
  transition: transform var(--transition-base), opacity var(--transition-fast);
}
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.nav-menu {
  display: none;
  flex-direction: column;
  position: absolute;
  top: var(--nav-h);
  left: 0;
  right: 0;
  background-color: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  padding: var(--space-4);
  gap: var(--space-1);
}
.nav-menu.is-open { display: flex; }

.nav-link {
  display: block;
  padding: var(--space-3) var(--space-4);
  color: var(--color-text);
  font-weight: var(--weight-medium);
  border-radius: var(--radius-sm);
  transition: background-color var(--transition-fast), color var(--transition-fast);
  text-decoration: none;
}
.nav-link:hover {
  background-color: var(--color-surface-alt);
  color: var(--color-primary);
}
.nav-link[aria-current="page"] {
  color: var(--color-primary);
  background-color: color-mix(in srgb, var(--color-primary) 10%, transparent);
}

.nav-cta { margin-top: var(--space-3); }

@media (min-width: 768px) {
  .nav-toggle { display: none; }
  .nav-menu {
    display: flex;
    flex-direction: row;
    align-items: center;
    position: static;
    background: none;
    border: none;
    padding: 0;
    gap: var(--space-1);
  }
  .nav-cta { margin-top: 0; margin-left: var(--space-4); }
}

/* ─── Hero ──────────────────────────────────────────── */
.hero {
  position: relative;
  overflow: hidden;
  padding-block: var(--space-16) var(--space-12);
  background: linear-gradient(
    160deg,
    color-mix(in srgb, var(--color-primary) 8%, var(--color-bg)) 0%,
    var(--color-bg) 50%,
    color-mix(in srgb, var(--color-secondary) 6%, var(--color-bg)) 100%
  );
}

/* Subtle electric grid overlay */
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--color-border) 1px, transparent 1px),
    linear-gradient(90deg, var(--color-border) 1px, transparent 1px);
  background-size: 48px 48px;
  opacity: 0.25;
  pointer-events: none;
}

/* Glowing bolt accent */
.hero::after {
  content: '';
  position: absolute;
  right: -60px;
  top: -40px;
  width: 340px;
  height: 340px;
  background: radial-gradient(circle, color-mix(in srgb, var(--color-primary) 18%, transparent) 0%, transparent 65%);
  pointer-events: none;
}

.hero-inner {
  position: relative;
  z-index: 1;
  display: grid;
  gap: var(--space-10);
  align-items: center;
}

@media (min-width: 900px) {
  .hero-inner {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-12);
  }
  .hero { padding-block: var(--space-24) var(--space-20); }
}

.hero-eyebrow {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-5);
}
.hero-eyebrow-line {
  width: 32px;
  height: 2px;
  background-color: var(--color-primary);
  flex-shrink: 0;
}
.hero-eyebrow-text {
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-primary);
}

.hero-title {
  font-family: var(--font-heading);
  font-size: clamp(2.5rem, 8vw, 4.5rem);
  font-weight: var(--weight-black);
  line-height: var(--leading-tight);
  color: var(--color-text-strong);
  margin-bottom: var(--space-5);
}
.hero-title em {
  font-style: normal;
  color: var(--color-primary);
}

.hero-desc {
  color: var(--color-text-muted);
  font-size: var(--text-lg);
  line-height: var(--leading-relaxed);
  margin-bottom: var(--space-8);
  max-width: 540px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
}

.hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-6);
  margin-top: var(--space-10);
  padding-top: var(--space-8);
  border-top: 1px solid var(--color-border);
}
.hero-stat { }
.hero-stat-number {
  font-family: var(--font-heading);
  font-size: var(--text-3xl);
  font-weight: var(--weight-black);
  color: var(--color-primary);
  line-height: 1;
}
.hero-stat-label {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  margin-top: var(--space-1);
}

/* ─── Services Grid ──────────────────────────────────── */
.services-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
}
@media (min-width: 600px)  { .services-grid { grid-template-columns: 1fr 1fr; } }
@media (min-width: 1024px) { .services-grid { grid-template-columns: repeat(3, 1fr); } }

.service-card {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  transition: border-color var(--transition-base), box-shadow var(--transition-base), transform var(--transition-base);
}
.service-card:hover {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-glow);
  transform: translateY(-3px);
}

.service-icon {
  width: 48px;
  height: 48px;
  background: color-mix(in srgb, var(--color-primary) 15%, transparent);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-4);
  color: var(--color-primary);
  font-size: 1.5rem;
}

.service-card h3 {
  font-size: var(--text-xl);
  margin-bottom: var(--space-3);
}
.service-card p {
  color: var(--color-text-muted);
  font-size: var(--text-sm);
  line-height: var(--leading-relaxed);
}

.service-card .visual-placeholder {
  margin-bottom: var(--space-4);
  border-radius: var(--radius-md);
}

/* ─── USP Band ───────────────────────────────────────── */
.usp-band {
  background-color: var(--color-surface);
  border-block: 1px solid var(--color-border);
  padding-block: var(--space-10);
}
.usp-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-6);
}
@media (min-width: 768px) { .usp-grid { grid-template-columns: repeat(4, 1fr); } }

.usp-item {
  text-align: center;
}
.usp-number {
  font-family: var(--font-heading);
  font-size: var(--text-4xl);
  font-weight: var(--weight-black);
  color: var(--color-primary);
  line-height: 1;
}
.usp-label {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  margin-top: var(--space-2);
  line-height: var(--leading-snug);
}

/* ─── About section ─────────────────────────────────── */
.about-grid {
  display: grid;
  gap: var(--space-10);
  align-items: center;
}
@media (min-width: 900px) {
  .about-grid { grid-template-columns: 1fr 1fr; gap: var(--space-16); }
}

.about-text h2 { margin-bottom: var(--space-4); }
.about-text p {
  color: var(--color-text-muted);
  line-height: var(--leading-relaxed);
  margin-bottom: var(--space-4);
}

.feature-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  margin-top: var(--space-6);
}
.feature-list li {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}
.feature-list li::before {
  content: '⚡';
  flex-shrink: 0;
  color: var(--color-primary);
}

/* ─── CTA Banner ────────────────────────────────────── */
.cta-banner {
  background: linear-gradient(
    135deg,
    color-mix(in srgb, var(--color-primary) 14%, var(--color-surface)) 0%,
    color-mix(in srgb, var(--color-secondary) 8%, var(--color-surface)) 100%
  );
  border: 1px solid color-mix(in srgb, var(--color-primary) 30%, transparent);
  border-radius: var(--radius-xl);
  padding: var(--space-12) var(--space-8);
  text-align: center;
}
.cta-banner h2 { margin-bottom: var(--space-4); }
.cta-banner p {
  color: var(--color-text-muted);
  margin-bottom: var(--space-8);
  max-width: 560px;
  margin-inline: auto;
}
.cta-banner .cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  justify-content: center;
}

/* ─── Contact section ───────────────────────────────── */
.contact-grid {
  display: grid;
  gap: var(--space-10);
}
@media (min-width: 900px) {
  .contact-grid { grid-template-columns: 1fr 1fr; gap: var(--space-12); }
}

.contact-info-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-4);
  margin-bottom: var(--space-6);
}
.contact-info-icon {
  flex-shrink: 0;
  width: 40px;
  height: 40px;
  background: color-mix(in srgb, var(--color-primary) 12%, transparent);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
  font-size: 1.1rem;
}
.contact-info-item h4 {
  font-size: var(--text-base);
  margin-bottom: var(--space-1);
}
.contact-info-item p, .contact-info-item a {
  color: var(--color-text-muted);
  font-size: var(--text-sm);
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}
.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}
.form-group label {
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  color: var(--color-text);
}
.form-group input,
.form-group textarea,
.form-group select {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: var(--text-base);
  padding: var(--space-3) var(--space-4);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  width: 100%;
}
.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--color-primary) 20%, transparent);
}
.form-group textarea { resize: vertical; min-height: 120px; }

/* ─── Map ───────────────────────────────────────────── */
.map-wrapper {
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-border);
  aspect-ratio: 4/3;
}
.map-wrapper iframe {
  width: 100%;
  height: 100%;
  border: none;
  display: block;
}

/* ─── Page hero (inner pages) ───────────────────────── */
.page-hero {
  background: linear-gradient(
    160deg,
    color-mix(in srgb, var(--color-primary) 8%, var(--color-bg)) 0%,
    var(--color-bg) 100%
  );
  padding-block: var(--space-16) var(--space-12);
  border-bottom: 1px solid var(--color-border);
}
.page-hero h1 { margin-bottom: var(--space-3); }
.page-hero p { color: var(--color-text-muted); max-width: var(--max-w-text); }

/* ─── Breadcrumb ────────────────────────────────────── */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  margin-bottom: var(--space-5);
}
.breadcrumb a { color: var(--color-text-muted); }
.breadcrumb a:hover { color: var(--color-primary); }
.breadcrumb-sep { color: var(--color-border); }

/* ─── Services detail (services.html) ──────────────── */
.service-detail {
  display: grid;
  gap: var(--space-10);
  margin-bottom: var(--space-12);
  padding-bottom: var(--space-12);
  border-bottom: 1px solid var(--color-border);
}
@media (min-width: 900px) {
  .service-detail { grid-template-columns: 1fr 1fr; align-items: center; gap: var(--space-12); }
  .service-detail:nth-child(even) .service-detail-media { order: -1; }
}
.service-detail:last-child { border-bottom: none; margin-bottom: 0; padding-bottom: 0; }

.service-detail-content h3 { margin-bottom: var(--space-4); }
.service-detail-content p {
  color: var(--color-text-muted);
  line-height: var(--leading-relaxed);
  margin-bottom: var(--space-4);
}

/* ─── Team / About ──────────────────────────────────── */
.values-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-6);
}
@media (min-width: 768px) { .values-grid { grid-template-columns: repeat(3, 1fr); } }

.value-card {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
}
.value-card-icon {
  font-size: 2rem;
  margin-bottom: var(--space-4);
}
.value-card h4 { margin-bottom: var(--space-2); font-size: var(--text-lg); }
.value-card p { color: var(--color-text-muted); font-size: var(--text-sm); line-height: var(--leading-relaxed); }

/* ─── Reviews / Avis ────────────────────────────────── */
.reviews-header {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  margin-bottom: var(--space-8);
  flex-wrap: wrap;
}
.reviews-badge {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  padding: var(--space-2) var(--space-4);
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  text-decoration: none;
  color: var(--color-text);
}
.reviews-badge:hover { border-color: var(--color-primary); }
.reviews-stars { color: #F5A623; letter-spacing: 2px; }
.reviews-avg { font-weight: var(--weight-bold); color: var(--color-primary); }

.reviews-grid {
  display: grid;
  gap: var(--space-6);
}
@media (min-width: 768px) { .reviews-grid { grid-template-columns: 1fr 1fr; } }
@media (min-width: 1024px) { .reviews-grid { grid-template-columns: repeat(3, 1fr); } }

.review-card {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}
.review-stars { color: #F5A623; font-size: var(--text-lg); }
.review-text {
  color: var(--color-text-muted);
  font-size: var(--text-sm);
  line-height: var(--leading-relaxed);
  flex: 1;
}
.review-author {
  font-size: var(--text-sm);
  color: var(--color-text);
  font-weight: var(--weight-medium);
}
.review-date { font-size: var(--text-xs); color: var(--color-text-muted); }
.reviews-attribution {
  margin-top: var(--space-6);
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}
.reviews-attribution a { color: var(--color-text-muted); text-decoration: underline; }

/* ─── Footer ────────────────────────────────────────── */
.site-footer {
  background-color: var(--color-surface);
  border-top: 1px solid var(--color-border);
  padding-block: var(--space-16) var(--space-8);
}
.footer-grid {
  display: grid;
  gap: var(--space-10);
  margin-bottom: var(--space-12);
}
@media (min-width: 768px) {
  .footer-grid { grid-template-columns: 2fr 1fr 1fr; }
}

.footer-brand p {
  color: var(--color-text-muted);
  font-size: var(--text-sm);
  margin-top: var(--space-4);
  max-width: 300px;
  line-height: var(--leading-relaxed);
}
.footer-logo { margin-bottom: var(--space-4); }
.footer-logo img { height: 40px; }

.footer-col h4 {
  font-size: var(--text-base);
  margin-bottom: var(--space-4);
  color: var(--color-text-strong);
}
.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}
.footer-links a {
  color: var(--color-text-muted);
  font-size: var(--text-sm);
  text-decoration: none;
  transition: color var(--transition-fast);
}
.footer-links a:hover { color: var(--color-primary); }

.footer-bottom {
  border-top: 1px solid var(--color-border);
  padding-top: var(--space-6);
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-4);
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}
.footer-bottom a {
  color: var(--color-text-muted);
  text-decoration: none;
}
.footer-bottom a:hover { color: var(--color-primary); }

/* ─── Skip link ─────────────────────────────────────── */
.skip-link {
  position: absolute;
  top: -100%;
  left: var(--space-4);
  background-color: var(--color-primary);
  color: var(--color-bg);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-sm);
  font-weight: var(--weight-semibold);
  font-size: var(--text-sm);
  z-index: 200;
}
.skip-link:focus { top: var(--space-4); }

/* ─── Utility ───────────────────────────────────────── */
.text-center { text-align: center; }
.mt-auto { margin-top: auto; }
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
  border: 0;
}

/* ─── Mentions légales ──────────────────────────────── */
.legal-content {
  max-width: var(--max-w-text);
  margin-inline: auto;
  padding-block: var(--space-16);
}
.legal-content h2 {
  font-size: var(--text-2xl);
  margin-top: var(--space-10);
  margin-bottom: var(--space-4);
  padding-top: var(--space-8);
  border-top: 1px solid var(--color-border);
}
.legal-content h2:first-child { margin-top: 0; padding-top: 0; border-top: none; }
.legal-content p {
  color: var(--color-text-muted);
  line-height: var(--leading-relaxed);
  margin-bottom: var(--space-4);
}

/* ══════════════════════════════════════════════════════════
   VOLT — Animation System
   Thème : dark industrial · électricité automobile
   ══════════════════════════════════════════════════════════ */

/* ─── Keyframes ──────────────────────────────────────────── */

@keyframes voltPowerUp {
  from { opacity: 0; transform: translateY(28px); }
  to   { opacity: 1; transform: none; }
}

@keyframes voltLineExtend {
  from { width: 0; }
  to   { width: 32px; }
}

@keyframes voltGlowPulse {
  0%, 100% { box-shadow: var(--shadow-glow); }
  50% {
    box-shadow:
      0 0 0 7px color-mix(in srgb, var(--color-primary) 22%, transparent),
      var(--shadow-glow);
  }
}

@keyframes voltFlicker {
  0%   { opacity: 1; }
  4%   { opacity: 0.85; }
  8%   { opacity: 1; }
  13%  { opacity: 0.92; }
  16%  { opacity: 1; }
  100% { opacity: 1; }
}

@keyframes voltSlideRight {
  from { opacity: 0; transform: translateX(-14px); }
  to   { opacity: 1; transform: none; }
}

@keyframes voltHeroGlow {
  from { opacity: 0.65; transform: scale(1); }
  to   { opacity: 1;    transform: scale(1.18); }
}

/* ─── Hero ambient glow breathes ────────────────────────── */

.hero::after {
  animation: voltHeroGlow 4.5s ease-in-out infinite alternate;
}

/* ─── Hero entrance sequence ─────────────────────────────── */

.volt-hero-el {
  opacity: 0;
  transform: translateY(28px);
}

.volt-hero-el--on {
  animation: voltPowerUp 0.7s cubic-bezier(0.22, 1, 0.36, 1) forwards;
}

.volt-hero-el--on .hero-eyebrow-line {
  animation: voltLineExtend 0.55s 0.2s ease-out both;
}

.volt-hero-el--on.hero-visual .visual-placeholder {
  animation: voltFlicker 1.6s 0.45s ease-out forwards;
}

/* ─── Scroll-reveal — enhanced easing ───────────────────── */

.fade-in {
  transition:
    opacity  0.65s cubic-bezier(0.22, 1, 0.36, 1),
    transform 0.65s cubic-bezier(0.22, 1, 0.36, 1);
}

/* ─── Stagger — nth-child transition delays ─────────────── */

.services-grid .fade-in:nth-child(2) { transition-delay: 0.09s; }
.services-grid .fade-in:nth-child(3) { transition-delay: 0.18s; }
.services-grid .fade-in:nth-child(4) { transition-delay: 0.27s; }
.services-grid .fade-in:nth-child(5) { transition-delay: 0.36s; }
.services-grid .fade-in:nth-child(6) { transition-delay: 0.45s; }

.usp-grid .fade-in:nth-child(2) { transition-delay: 0.10s; }
.usp-grid .fade-in:nth-child(3) { transition-delay: 0.20s; }
.usp-grid .fade-in:nth-child(4) { transition-delay: 0.30s; }

.reviews-grid .fade-in:nth-child(2) { transition-delay: 0.10s; }
.reviews-grid .fade-in:nth-child(3) { transition-delay: 0.20s; }

.values-grid .fade-in:nth-child(2) { transition-delay: 0.10s; }
.values-grid .fade-in:nth-child(3) { transition-delay: 0.20s; }
.values-grid .fade-in:nth-child(4) { transition-delay: 0.30s; }
.values-grid .fade-in:nth-child(5) { transition-delay: 0.40s; }
.values-grid .fade-in:nth-child(6) { transition-delay: 0.50s; }

.about-grid .fade-in:nth-child(2) { transition-delay: 0.15s; }

/* ─── USP items — scale + slide ─────────────────────────── */

.usp-item.fade-in {
  transform: scale(0.94) translateY(16px);
}
.usp-item.fade-in.is-visible {
  transform: none;
}

/* ─── About grid — directional slide ────────────────────── */

.about-visual.fade-in { transform: translateX(-22px) translateY(14px); }
.about-text.fade-in   { transform: translateX(22px)  translateY(14px); }
.about-visual.fade-in.is-visible,
.about-text.fade-in.is-visible { transform: none; }

/* ─── Section labels slide-in ────────────────────────────── */

.volt-label {
  opacity: 0;
  transform: translateX(-12px);
}
.volt-label--on {
  animation: voltSlideRight 0.45s cubic-bezier(0.22, 1, 0.36, 1) forwards;
}

/* ─── Primary CTA glow pulse ─────────────────────────────── */

.btn--primary.volt-glow-pulse {
  animation: voltGlowPulse 1.8s ease-in-out;
}

/* ─── Reduced motion ─────────────────────────────────────── */

@media (prefers-reduced-motion: reduce) {
  .volt-hero-el,
  .volt-hero-el--on,
  .volt-label,
  .volt-label--on,
  .btn--primary.volt-glow-pulse {
    animation: none !important;
    opacity: 1 !important;
    transform: none !important;
  }
  .fade-in {
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
  }
  .hero::after {
    animation: none !important;
  }
}