/* style.css — NATIRÉL FOOD · Template Carnet Botanique (J)
   Imports tokens, defines all layout + component styles.
   Mobile-first. No external frameworks. */

@import url('https://fonts.googleapis.com/css2?family=Fraunces:ital,opsz,wght@0,9..144,300;0,9..144,400;0,9..144,600;0,9..144,700;1,9..144,400&family=DM+Sans:ital,opsz,wght@0,9..40,300;0,9..40,400;0,9..40,500;0,9..40,600;1,9..40,400&display=swap');
@import './tokens.css';

/* ── Reset minimal ────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 100%; scroll-behavior: smooth; }
body {
  font-family: var(--font-body);
  font-size: var(--text-base);
  color: var(--color-text);
  background-color: var(--color-bg);
  line-height: var(--leading-normal);
  -webkit-font-smoothing: antialiased;
}
img, svg { display: block; max-width: 100%; height: auto; }
a { color: var(--color-link); text-decoration: none; }
a:hover { text-decoration: underline; }
ul, ol { list-style: none; }
button { cursor: pointer; font: inherit; border: none; background: none; }

/* ── Conteneur ────────────────────────────────────────────────── */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin-inline: auto;
  padding-inline: var(--space-6);
}

/* ── Navigation ───────────────────────────────────────────────── */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: var(--color-bg);
  border-bottom: 2px solid var(--color-primary);
  height: var(--nav-height);
}
.nav-inner {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
}
.nav-logo {
  display: flex;
  align-items: center;
  flex-shrink: 0;
}
.nav-logo img,
.nav-logo svg {
  height: 44px;
  width: auto;
}
.nav-menu {
  display: none;
  gap: var(--space-8);
  align-items: center;
}
.nav-menu a {
  font-size: var(--text-sm);
  font-weight: var(--weight-semi);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text);
  transition: color var(--transition-fast);
}
.nav-menu a:hover,
.nav-menu a[aria-current="page"] {
  color: var(--color-primary);
  text-decoration: none;
}
.nav-cta {
  display: none;
  padding: var(--space-2) var(--space-5);
  background-color: var(--color-primary);
  color: #fff !important;
  border-radius: var(--radius-full);
  font-size: var(--text-sm);
  font-weight: var(--weight-semi);
  transition: background-color var(--transition-fast);
}
.nav-cta:hover {
  background-color: var(--color-primary-dk);
  text-decoration: none;
}
.nav-toggle {
  display: flex;
  flex-direction: column;
  gap: 5px;
  padding: var(--space-2);
  border-radius: var(--radius-sm);
}
.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background-color: var(--color-text);
  border-radius: 2px;
  transition: transform var(--transition-normal), opacity var(--transition-normal);
}
.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); }

/* Mobile menu overlay */
.nav-mobile {
  display: none;
  position: fixed;
  inset: var(--nav-height) 0 0 0;
  background-color: var(--color-bg);
  z-index: 99;
  flex-direction: column;
  padding: var(--space-8) var(--space-6);
  gap: var(--space-6);
  border-top: 1px solid var(--color-border);
}
.nav-mobile.is-open { display: flex; }
.nav-mobile a {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: var(--weight-normal);
  color: var(--color-text);
  padding-block: var(--space-2);
  border-bottom: 1px solid var(--color-border);
}
.nav-mobile a:hover { color: var(--color-primary); text-decoration: none; }
.nav-mobile .mobile-cta {
  margin-top: var(--space-4);
  padding: var(--space-4);
  background-color: var(--color-primary);
  color: #fff;
  text-align: center;
  border-radius: var(--radius);
  font-family: var(--font-body);
  font-size: var(--text-base);
  font-weight: var(--weight-semi);
  border-bottom: none;
}

/* ── Décoration botanique ─────────────────────────────────────── */
/* Séparateur à feuille dorée */
.botanical-divider {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  margin-block: var(--space-8);
  color: var(--color-secondary);
}
.botanical-divider::before,
.botanical-divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: linear-gradient(to right, transparent, var(--color-secondary), transparent);
}
.botanical-divider-icon {
  font-size: var(--text-xl);
  flex-shrink: 0;
  color: var(--color-secondary);
}

/* Bandeau vert naturel */
.band-green {
  background-color: var(--color-primary);
  color: #fff;
}
.band-green .section-label { color: rgba(255,255,255,0.6); }
.band-green .section-title { color: #fff; }
.band-green .section-lead { color: rgba(255,255,255,0.85); }

.band-dark {
  background-color: var(--color-bg-dark);
  color: #fff;
}

.band-alt {
  background-color: var(--color-bg-alt);
}

/* ── Sections & typographie ───────────────────────────────────── */
.section { padding-block: var(--space-16); }
.section-sm { padding-block: var(--space-10); }

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

.section-title {
  font-family: var(--font-display);
  font-size: var(--text-3xl);
  font-weight: var(--weight-bold);
  line-height: var(--leading-tight);
  color: var(--color-text);
  margin-bottom: var(--space-6);
}

.section-lead {
  font-size: var(--text-lg);
  color: var(--color-text-light);
  line-height: var(--leading-loose);
  max-width: var(--max-width-text);
  margin-bottom: var(--space-8);
}

/* ── Hero ─────────────────────────────────────────────────────── */
.hero {
  position: relative;
  overflow: hidden;
  padding-block: var(--space-20);
  background-color: var(--color-bg-dark);
}
/* Fond botanique décoratif via pseudo-élément */
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 60% 70% at 80% 50%, color-mix(in srgb, var(--color-primary) 35%, var(--color-bg-dark)) 0%, transparent 70%),
    radial-gradient(ellipse 40% 50% at 15% 80%, color-mix(in srgb, var(--color-secondary) 20%, var(--color-bg-dark)) 0%, transparent 60%);
  pointer-events: none;
}
.hero-inner {
  position: relative;
  z-index: 1;
}
.hero-badge {
  display: inline-block;
  padding: var(--space-1) var(--space-4);
  border: 1px solid var(--color-secondary);
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-secondary);
  margin-bottom: var(--space-6);
}
.hero-title {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 8vw, 5rem);
  font-weight: var(--weight-bold);
  color: #fff;
  line-height: var(--leading-tight);
  margin-bottom: var(--space-6);
}
.hero-title em {
  font-style: italic;
  color: var(--color-secondary);
}
.hero-desc {
  font-size: var(--text-lg);
  color: rgba(255,255,255,0.8);
  line-height: var(--leading-loose);
  max-width: 560px;
  margin-bottom: var(--space-10);
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  align-items: center;
}
.hero-placeholder {
  margin-top: var(--space-12);
}

/* ── Boutons ──────────────────────────────────────────────────── */
.btn {
  display: inline-block;
  padding: var(--space-3) var(--space-8);
  border-radius: var(--radius-full);
  font-weight: var(--weight-semi);
  font-size: var(--text-base);
  transition: all var(--transition-fast);
  cursor: pointer;
  text-align: center;
}
.btn-primary {
  background-color: var(--color-secondary);
  color: #fff;
  border: 2px solid var(--color-secondary);
}
.btn-primary:hover {
  background-color: var(--color-accent);
  border-color: var(--color-accent);
  text-decoration: none;
  color: #fff;
}
.btn-outline {
  background-color: transparent;
  color: #fff;
  border: 2px solid rgba(255,255,255,0.5);
}
.btn-outline:hover {
  border-color: #fff;
  text-decoration: none;
}
.btn-green {
  background-color: var(--color-primary);
  color: #fff;
  border: 2px solid var(--color-primary);
}
.btn-green:hover {
  background-color: var(--color-primary-dk);
  border-color: var(--color-primary-dk);
  text-decoration: none;
  color: #fff;
}

/* ── Cartes produits ──────────────────────────────────────────── */
.cards-grid {
  display: grid;
  gap: var(--space-6);
  grid-template-columns: 1fr;
}
.card {
  background-color: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition-normal), transform var(--transition-normal);
}
.card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}
.card-body {
  padding: var(--space-6);
}
.card-category {
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-secondary);
  font-weight: var(--weight-semi);
  margin-bottom: var(--space-2);
}
.card-title {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: var(--weight-bold);
  margin-bottom: var(--space-3);
  color: var(--color-text);
}
.card-desc {
  font-size: var(--text-sm);
  color: var(--color-text-light);
  line-height: var(--leading-normal);
}
.card-tag {
  display: inline-block;
  margin-top: var(--space-4);
  padding: var(--space-1) var(--space-3);
  background-color: color-mix(in srgb, var(--color-primary) 12%, var(--color-bg));
  color: var(--color-primary);
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  font-weight: var(--weight-semi);
  letter-spacing: 0.05em;
}

/* ── Atouts / valeurs ─────────────────────────────────────────── */
.features-grid {
  display: grid;
  gap: var(--space-6);
  grid-template-columns: 1fr;
}
.feature-item {
  display: flex;
  gap: var(--space-4);
  align-items: flex-start;
}
.feature-icon {
  width: 48px;
  height: 48px;
  flex-shrink: 0;
  border-radius: var(--radius);
  background-color: color-mix(in srgb, var(--color-primary) 14%, var(--color-bg));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
}
.feature-text h3 {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: var(--weight-bold);
  margin-bottom: var(--space-1);
  color: var(--color-text);
}
.feature-text p {
  font-size: var(--text-sm);
  color: var(--color-text-light);
  line-height: var(--leading-normal);
}

/* ── Bloc CTA bandeau ─────────────────────────────────────────── */
.cta-band {
  padding-block: var(--space-16);
  background-color: var(--color-primary);
  text-align: center;
}
.cta-band .section-title { color: #fff; margin-bottom: var(--space-4); }
.cta-band .section-lead  { color: rgba(255,255,255,0.85); margin-inline: auto; }

/* ── Infos pratiques ──────────────────────────────────────────── */
.info-grid {
  display: grid;
  gap: var(--space-6);
  grid-template-columns: 1fr;
}
.info-block {
  background-color: var(--color-bg-alt);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
}
.info-block h3 {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: var(--weight-bold);
  margin-bottom: var(--space-4);
  display: flex;
  align-items: center;
  gap: var(--space-2);
  color: var(--color-primary);
}
.info-block p,
.info-block li {
  font-size: var(--text-sm);
  color: var(--color-text-light);
  line-height: var(--leading-loose);
}
.info-block address { font-style: normal; }

/* ── Formulaire contact ───────────────────────────────────────── */
.contact-form {
  background-color: var(--color-bg-alt);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
}
.form-group {
  margin-bottom: var(--space-5);
}
.form-group label {
  display: block;
  font-size: var(--text-sm);
  font-weight: var(--weight-semi);
  margin-bottom: var(--space-2);
  color: var(--color-text);
}
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background-color: var(--color-bg);
  color: var(--color-text);
  font: inherit;
  font-size: var(--text-base);
  transition: border-color var(--transition-fast);
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--color-primary) 15%, transparent);
}
.form-group textarea { resize: vertical; min-height: 120px; }

/* ── Carte OSM ────────────────────────────────────────────────── */
.map-container {
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
}
.map-container iframe {
  width: 100%;
  height: 320px;
  display: block;
  border: none;
}

/* ── Footer ───────────────────────────────────────────────────── */
.site-footer {
  background-color: var(--color-bg-dark);
  color: rgba(255,255,255,0.7);
  padding-block: var(--space-12);
}
.footer-grid {
  display: grid;
  gap: var(--space-10);
  grid-template-columns: 1fr;
}
.footer-brand .footer-logo {
  filter: brightness(0) invert(1);
  height: 44px;
  width: auto;
  margin-bottom: var(--space-4);
  opacity: 0.9;
}
.footer-brand p {
  font-size: var(--text-sm);
  line-height: var(--leading-loose);
  max-width: 300px;
}
.footer-col h4 {
  font-family: var(--font-display);
  color: #fff;
  font-size: var(--text-base);
  font-weight: var(--weight-bold);
  margin-bottom: var(--space-4);
  letter-spacing: 0.05em;
}
.footer-col ul { display: flex; flex-direction: column; gap: var(--space-2); }
.footer-col ul a {
  color: rgba(255,255,255,0.65);
  font-size: var(--text-sm);
  transition: color var(--transition-fast);
}
.footer-col ul a:hover { color: var(--color-secondary); text-decoration: none; }
.footer-col address {
  font-style: normal;
  font-size: var(--text-sm);
  line-height: var(--leading-loose);
}
.footer-col address a {
  color: var(--color-secondary);
}
.footer-bottom {
  margin-top: var(--space-10);
  padding-top: var(--space-6);
  border-top: 1px solid rgba(255,255,255,0.1);
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  justify-content: space-between;
  align-items: center;
  font-size: var(--text-xs);
  color: rgba(255,255,255,0.4);
}
.footer-bottom a { color: rgba(255,255,255,0.55); }

/* ── Visual Placeholders ──────────────────────────────────────── */
.visual-placeholder {
  display: block;
  width: 100%;
  border-radius: var(--radius-lg);
  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));
}
/* Dans le hero (fond sombre) */
.hero .visual-placeholder {
  background:
    linear-gradient(
      135deg,
      color-mix(in srgb, var(--color-primary) 30%, var(--color-bg-dark)) 0%,
      color-mix(in srgb, var(--color-primary) 15%, var(--color-bg-dark)) 55%,
      color-mix(in srgb, var(--color-secondary) 25%, var(--color-bg-dark)) 100%
    );
}

/* ── À propos ─────────────────────────────────────────────────── */
.about-layout {
  display: grid;
  gap: var(--space-10);
  grid-template-columns: 1fr;
}
.about-content h2 {
  font-family: var(--font-display);
  font-size: var(--text-3xl);
  font-weight: var(--weight-bold);
  margin-bottom: var(--space-6);
  color: var(--color-text);
  line-height: var(--leading-tight);
}
.about-content p {
  color: var(--color-text-light);
  line-height: var(--leading-loose);
  margin-bottom: var(--space-4);
}
.about-content p:last-child { margin-bottom: 0; }

/* Chiffres clés */
.stats-row {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-4);
  margin-top: var(--space-8);
}
.stat-item {
  text-align: center;
  padding: var(--space-5);
  background-color: var(--color-bg-alt);
  border-radius: var(--radius-lg);
}
.stat-number {
  font-family: var(--font-display);
  font-size: var(--text-4xl);
  font-weight: var(--weight-bold);
  color: var(--color-primary);
  display: block;
  line-height: 1;
  margin-bottom: var(--space-2);
}
.stat-label {
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-text-light);
}

/* ── Valeurs péyi ─────────────────────────────────────────────── */
.valeurs-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}
.valeur-item {
  display: flex;
  gap: var(--space-4);
  padding: var(--space-5);
  background-color: color-mix(in srgb, var(--color-primary) 5%, var(--color-bg));
  border-left: 4px solid var(--color-primary);
  border-radius: 0 var(--radius) var(--radius) 0;
}
.valeur-icon { font-size: 1.6rem; flex-shrink: 0; }
.valeur-text h4 {
  font-family: var(--font-display);
  font-size: var(--text-base);
  font-weight: var(--weight-bold);
  margin-bottom: var(--space-1);
  color: var(--color-text);
}
.valeur-text p {
  font-size: var(--text-sm);
  color: var(--color-text-light);
  line-height: var(--leading-normal);
}

/* ── Mentions légales mini ────────────────────────────────────── */
.mentions-block {
  font-size: var(--text-sm);
  color: var(--color-text-light);
  line-height: var(--leading-loose);
}
.mentions-block h2 {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  margin-bottom: var(--space-4);
  color: var(--color-text);
}

/* ── Responsive tablette (≥ 640px) ───────────────────────────── */
@media (min-width: 640px) {
  .cards-grid { grid-template-columns: repeat(2, 1fr); }
  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .info-grid { grid-template-columns: repeat(2, 1fr); }
  .stats-row { grid-template-columns: repeat(4, 1fr); }
  .map-container iframe { height: 380px; }
}

/* ── Responsive desktop (≥ 1024px) ───────────────────────────── */
@media (min-width: 1024px) {
  .nav-menu { display: flex; }
  .nav-cta  { display: inline-block; }
  .nav-toggle { display: none; }

  .cards-grid { grid-template-columns: repeat(3, 1fr); }
  .features-grid { grid-template-columns: repeat(4, 1fr); }
  .info-grid { grid-template-columns: repeat(3, 1fr); }

  .about-layout {
    grid-template-columns: 1fr 1fr;
    align-items: center;
  }

  .footer-grid { grid-template-columns: 2fr 1fr 1fr 1.5fr; }

  .hero { padding-block: var(--space-24); }
}

/* ── Skip link accessibilité ──────────────────────────────────── */
.skip-link {
  position: absolute;
  top: -100%;
  left: var(--space-4);
  padding: var(--space-2) var(--space-4);
  background-color: var(--color-primary);
  color: #fff;
  border-radius: 0 0 var(--radius) var(--radius);
  font-weight: var(--weight-semi);
  z-index: 9999;
  transition: top var(--transition-fast);
}
.skip-link:focus { top: 0; }

/* ── JS animation hooks ───────────────────────────────────────── */
.fade-in {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.45s ease, transform 0.45s ease;
}
.fade-in.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.site-header.scrolled {
  box-shadow: var(--shadow-md);
}

body.nav-open { overflow: hidden; }

/* ── Animation pass (WEB-4985) ────────────────────────────────── */
@media (prefers-reduced-motion: no-preference) {

  /* Reveal stagger — each fade-in child eases in ~60ms after the previous */
  .fade-in { transition: opacity 0.55s cubic-bezier(0.22, 0.61, 0.36, 1),
                         transform 0.55s cubic-bezier(0.22, 0.61, 0.36, 1); }
  .cards-grid .fade-in:nth-child(2)      { transition-delay: 0.06s; }
  .cards-grid .fade-in:nth-child(3)      { transition-delay: 0.12s; }
  .cards-grid .fade-in:nth-child(4)      { transition-delay: 0.18s; }
  .cards-grid .fade-in:nth-child(5)      { transition-delay: 0.24s; }
  .cards-grid .fade-in:nth-child(6)      { transition-delay: 0.30s; }
  .features-grid .fade-in:nth-child(2)   { transition-delay: 0.06s; }
  .features-grid .fade-in:nth-child(3)   { transition-delay: 0.12s; }
  .features-grid .fade-in:nth-child(4)   { transition-delay: 0.18s; }
  .info-grid .fade-in:nth-child(2)       { transition-delay: 0.08s; }
  .info-grid .fade-in:nth-child(3)       { transition-delay: 0.16s; }

  /* Card — lift + primary-tinted shadow on hover */
  .card {
    transition:
      box-shadow 0.35s ease,
      transform  0.35s cubic-bezier(0.22, 0.61, 0.36, 1),
      border-color 0.35s ease;
  }
  .card:hover {
    transform: translateY(-4px);
    box-shadow:
      0 12px 30px -12px color-mix(in srgb, var(--color-primary) 45%, transparent),
      0 4px 10px -4px rgba(0,0,0,0.08);
  }
  .card-title {
    background-image: linear-gradient(currentColor, currentColor);
    background-repeat: no-repeat;
    background-position: 0 100%;
    background-size: 0% 1px;
    transition: background-size 0.4s ease;
  }
  .card:hover .card-title { background-size: 100% 1px; }

  /* Button — primary shine sweep on hover */
  .btn-primary { position: relative; overflow: hidden; isolation: isolate; }
  .btn-primary::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(
      110deg,
      transparent 30%,
      rgba(255,255,255,0.28) 50%,
      transparent 70%
    );
    transform: translateX(-120%);
    transition: transform 0.55s cubic-bezier(0.22, 0.61, 0.36, 1);
    pointer-events: none;
    z-index: -1;
  }
  .btn-primary:hover::after,
  .btn-primary:focus-visible::after { transform: translateX(120%); }

  /* Hero — accent underline draw-in behind <em> */
  .hero-title em {
    position: relative;
    display: inline-block;
  }
  .hero-title em::after {
    content: "";
    position: absolute;
    left: 0; right: 0; bottom: -0.08em;
    height: 0.14em;
    background: linear-gradient(
      90deg,
      color-mix(in srgb, var(--color-secondary) 85%, transparent),
      color-mix(in srgb, var(--color-primary) 55%, transparent)
    );
    border-radius: 0.14em;
    transform-origin: left center;
    transform: scaleX(0);
    animation: hero-underline-in 0.9s cubic-bezier(0.22, 0.61, 0.36, 1) 0.35s forwards;
  }
  @keyframes hero-underline-in {
    to { transform: scaleX(1); }
  }

  /* Hero badge — soft breathing */
  .hero-badge {
    animation: badge-breath 4.5s ease-in-out infinite;
  }
  @keyframes badge-breath {
    0%, 100% { transform: translateY(0); box-shadow: 0 0 0 0 transparent; }
    50%      { transform: translateY(-2px);
               box-shadow: 0 6px 18px -8px color-mix(in srgb, var(--color-secondary) 45%, transparent); }
  }

  /* Visual placeholder — hover lift + gradient drift */
  .visual-placeholder {
    background-size: 180% 180%;
    background-position: 0% 0%;
    transition:
      transform 0.5s cubic-bezier(0.22, 0.61, 0.36, 1),
      box-shadow 0.5s ease,
      background-position 0.9s ease;
    will-change: transform, background-position;
  }
  .visual-placeholder:hover {
    transform: translateY(-3px);
    background-position: 100% 100%;
    box-shadow: 0 14px 32px -16px color-mix(in srgb, var(--color-primary) 55%, transparent);
  }

  /* Nav — underline reveal on hover / focus */
  .nav-menu a,
  .nav-mobile a {
    position: relative;
  }
  .nav-menu a::after,
  .nav-mobile a::after {
    content: "";
    position: absolute;
    left: 0; right: 0; bottom: -4px;
    height: 2px;
    background: currentColor;
    transform: scaleX(0);
    transform-origin: right center;
    transition: transform 0.3s ease;
    opacity: 0.7;
  }
  .nav-menu a:hover::after,
  .nav-menu a:focus-visible::after,
  .nav-mobile a:hover::after,
  .nav-mobile a:focus-visible::after {
    transform: scaleX(1);
    transform-origin: left center;
  }

  /* Focus-visible — halo élégant */
  a:focus-visible,
  button:focus-visible,
  .btn:focus-visible {
    outline: 2px solid color-mix(in srgb, var(--color-secondary) 80%, transparent);
    outline-offset: 3px;
    border-radius: var(--radius);
  }
}

/* Reduced-motion — kill-switch global */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
}