/* =====================================================================
   VOLTS & WATTS — Feuille de style
   Palette « Warm Electric » — moderne, épurée, chaleureuse.

   SOMMAIRE
   1.  Variables (couleurs, typo, espacements) ← modifiez ici en priorité
   2.  Base & reset
   3.  Typographie & utilitaires
   4.  Boutons
   5.  Icônes
   6.  Header / Navigation
   7.  Hero + ampoule
   8.  Services
   9.  Zone d'intervention
   10. Qui sommes-nous
   11. Contact
   12. Footer
   13. Barre d'appel mobile
   14. Animations au défilement (reveal)
   15. Responsive
   16. prefers-reduced-motion (accessibilité)
   ===================================================================== */

/* ============================ 1. VARIABLES ========================== */
:root {
  /* Palette Warm Electric */
  --cream:        #FAF6F0; /* fond clair */
  --cream-tint:   #F4ECE2; /* fond clair alterné */
  --ink:          #232020; /* anthracite chaud — textes, sombre */
  --ink-soft:     #1B1917; /* footer (légèrement plus sombre) */
  --amber:        #F2A93C; /* couleur signature */
  --amber-strong: #E2962A; /* survol des boutons ambre */
  --copper:       #C16A3A; /* accent secondaire */
  --copper-ink:   #9C4F26; /* cuivre assombri pour le TEXTE (contraste AA) */
  --amber-ink:    #8A5A12; /* ambre assombri pour le TEXTE sur fond clair */
  --warm-gray:    #9B928A; /* textes secondaires, séparateurs */

  /* Couleurs appliquées */
  --bg:           var(--cream);
  --text:         var(--ink);
  --text-muted:   #6E665F;       /* gris chaud assombri = lisible (AA) */
  --border:       #E7DECF;       /* séparateurs doux sur fond clair */

  /* Typographie */
  --font-title: "Poppins", system-ui, -apple-system, "Segoe UI", sans-serif;
  --font-body:  "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;

  /* Rythme & formes */
  --container:   1140px;
  --radius-sm:   10px;
  --radius:      16px;
  --radius-lg:   24px;
  --radius-pill: 999px;

  /* Ombres douces */
  --shadow-sm: 0 2px 8px rgba(35,32,32,.06);
  --shadow:    0 12px 30px rgba(35,32,32,.10);
  --shadow-lg: 0 24px 60px rgba(35,32,32,.16);
  --glow:      0 10px 30px rgba(242,169,60,.35);

  --transition: .25s cubic-bezier(.4,0,.2,1);

  /* Hauteur du header (sert au scroll-padding des ancres) */
  --header-h: 76px;
}

/* ============================ 2. BASE & RESET ====================== */
*, *::before, *::after { box-sizing: border-box; }

* { margin: 0; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h) + 12px); /* ancres alignées sous le header */
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.65;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; padding: 0; }

/* Lien d'évitement (clavier) */
.skip-link {
  position: absolute;
  left: 12px;
  top: -60px;
  z-index: 200;
  background: var(--amber);
  color: var(--ink);
  padding: 10px 16px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  transition: top var(--transition);
}
.skip-link:focus { top: 12px; }

/* Focus clavier visible partout */
:focus-visible {
  outline: 3px solid var(--amber);
  outline-offset: 3px;
  border-radius: 4px;
}

/* ===================== 3. TYPOGRAPHIE & UTILITAIRES ================ */
h1, h2, h3 { font-family: var(--font-title); line-height: 1.15; font-weight: 600; }

.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: clamp(20px, 5vw, 40px);
}

.section { padding-block: clamp(64px, 9vw, 110px); }
.section--tint { background: var(--cream-tint); }

.section__head { max-width: 680px; margin: 0 auto clamp(40px, 6vw, 64px); text-align: center; }
.section__title { font-size: clamp(1.9rem, 4.5vw, 2.8rem); letter-spacing: -.02em; }
.section__title--light { color: var(--cream); }
.section__lead { margin-top: 16px; font-size: 1.1rem; color: var(--text-muted); }

/* Petit intitulé au-dessus des titres */
.eyebrow {
  font-family: var(--font-title);
  font-weight: 600;
  font-size: .8rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--copper-ink);
  margin-bottom: 12px;
}
.eyebrow--light { color: var(--amber); }

/* ============================ 4. BOUTONS =========================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-family: var(--font-title);
  font-weight: 600;
  font-size: 1rem;
  line-height: 1;
  padding: 14px 22px;
  border-radius: var(--radius-pill);
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform var(--transition), box-shadow var(--transition),
              background var(--transition), color var(--transition), border-color var(--transition);
  white-space: nowrap;
}
.btn .icon { width: 20px; height: 20px; }
.btn--sm { padding: 10px 18px; font-size: .95rem; }
.btn--lg { padding: 17px 30px; font-size: 1.08rem; }
.btn--block { width: 100%; }

/* Principal — ambre, texte anthracite (fort contraste) */
.btn--primary { background: var(--amber); color: var(--ink); box-shadow: var(--shadow-sm); }
.btn--primary:hover { background: var(--amber-strong); transform: translateY(-2px); box-shadow: var(--glow); }

/* Contour clair (sur fond sombre — hero) */
.btn--outline { background: transparent; color: var(--cream); border-color: rgba(250,246,240,.35); }
.btn--outline:hover { border-color: var(--amber); color: var(--amber); transform: translateY(-2px); }

/* Cuivre — bouton email secondaire */
.btn--copper { background: transparent; color: var(--cream); border-color: var(--copper); }
.btn--copper:hover { background: var(--copper); color: var(--cream); transform: translateY(-2px); box-shadow: var(--shadow); }

/* ============================ 5. ICÔNES =========================== */
.icon { width: 24px; height: 24px; flex: none; color: currentColor; }

/* ====================== 6. HEADER / NAVIGATION ==================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--ink);
  transition: padding var(--transition), box-shadow var(--transition), background var(--transition);
}
.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: var(--header-h);
  padding-block: 14px;
  transition: min-height var(--transition), padding-block var(--transition);
}
/* Compactage au défilement */
.site-header.scrolled { box-shadow: 0 6px 24px rgba(0,0,0,.25); }
.site-header.scrolled .site-header__inner { min-height: 60px; padding-block: 8px; }

/* Logo typographique */
.logo { display: inline-flex; flex-direction: column; line-height: 1.05; }
.logo__name {
  font-family: var(--font-title);
  font-weight: 700;
  font-size: 1.42rem;
  letter-spacing: -.01em;
  color: var(--cream);
}
.logo__amp { color: var(--amber); } /* l'esperluette = l'étincelle */
.logo__tag {
  font-family: var(--font-body);
  font-size: .62rem;
  font-weight: 600;
  letter-spacing: .28em;
  text-transform: uppercase;
  color: var(--warm-gray);
  margin-top: 3px;
}

/* Navigation */
.nav { display: flex; align-items: center; }
.nav__menu { display: flex; align-items: center; gap: 28px; }
.nav__link {
  font-family: var(--font-title);
  font-weight: 500;
  font-size: .98rem;
  color: var(--cream);
  position: relative;
  padding: 6px 0;
  transition: color var(--transition);
}
.nav__link::after { /* soulignement ambre animé */
  content: "";
  position: absolute;
  left: 0; bottom: 0;
  width: 100%; height: 2px;
  background: var(--amber);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition);
}
.nav__link:hover, .nav__link.active { color: var(--amber); }
.nav__link:hover::after, .nav__link.active::after { transform: scaleX(1); }

/* Burger (mobile) */
.nav__toggle {
  display: none;
  width: 44px; height: 44px;
  background: transparent;
  border: 0;
  cursor: pointer;
  align-items: center;
  justify-content: center;
}
.nav__burger, .nav__burger::before, .nav__burger::after {
  content: "";
  display: block;
  width: 24px; height: 2px;
  background: var(--cream);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}
.nav__burger { position: relative; }
.nav__burger::before { position: absolute; top: -7px; }
.nav__burger::after  { position: absolute; top: 7px; }
/* Croix quand ouvert */
.nav__toggle[aria-expanded="true"] .nav__burger { background: transparent; }
.nav__toggle[aria-expanded="true"] .nav__burger::before { transform: translateY(7px) rotate(45deg); }
.nav__toggle[aria-expanded="true"] .nav__burger::after  { transform: translateY(-7px) rotate(-45deg); }

/* ============================ 7. HERO ============================= */
.hero {
  position: relative;
  background:
    radial-gradient(1200px 600px at 75% 20%, rgba(242,169,60,.16), transparent 60%),
    radial-gradient(800px 500px at 10% 90%, rgba(193,106,58,.12), transparent 55%),
    var(--ink);
  color: var(--cream);
  overflow: hidden;
}
.hero__inner {
  display: grid;
  grid-template-columns: 1.1fr .9fr;
  align-items: center;
  gap: clamp(30px, 5vw, 60px);
  min-height: calc(100svh - var(--header-h));
  padding-block: clamp(48px, 8vw, 90px);
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: .9rem;
  font-weight: 500;
  color: var(--cream);
  background: rgba(250,246,240,.07);
  border: 1px solid rgba(250,246,240,.14);
  padding: 8px 16px;
  border-radius: var(--radius-pill);
  margin-bottom: 26px;
}
.hero__badge .dot {
  width: 9px; height: 9px;
  border-radius: 50%;
  background: var(--amber);
  box-shadow: 0 0 0 0 rgba(242,169,60,.7);
  animation: pulse-dot 2s infinite;
}
@keyframes pulse-dot {
  0%   { box-shadow: 0 0 0 0 rgba(242,169,60,.6); }
  70%  { box-shadow: 0 0 0 10px rgba(242,169,60,0); }
  100% { box-shadow: 0 0 0 0 rgba(242,169,60,0); }
}

.hero__title {
  font-size: clamp(2.1rem, 5.4vw, 3.6rem);
  font-weight: 700;
  letter-spacing: -.025em;
  max-width: 16ch;
}
.hero__title .accent { color: var(--amber); }

.hero__subtitle {
  margin-top: 22px;
  font-size: clamp(1.05rem, 2vw, 1.22rem);
  color: #D9D1C8;
  max-width: 52ch;
}

.hero__actions { display: flex; flex-wrap: wrap; gap: 16px; margin-top: 36px; }

/* Visuel ampoule */
.hero__visual { display: flex; align-items: center; justify-content: center; }
.bulb { position: relative; width: min(340px, 70vw); aspect-ratio: 120 / 210; }
.bulb__svg { position: relative; z-index: 2; width: 100%; height: 100%; }
.bulb__halo {
  position: absolute;
  z-index: 1;
  left: 50%; top: 38%;
  width: 115%; aspect-ratio: 1;
  transform: translate(-50%, -50%);
  background: radial-gradient(circle, rgba(242,169,60,.55) 0%, rgba(242,169,60,.18) 35%, transparent 68%);
  border-radius: 50%;
  filter: blur(6px);
  animation: glow-pulse 4s ease-in-out infinite;
}
.bulb__filament { filter: drop-shadow(0 0 6px rgba(242,169,60,.9)); animation: filament-flicker 4s ease-in-out infinite; }
.bulb__rays { animation: glow-pulse 4s ease-in-out infinite; }

@keyframes glow-pulse {
  0%, 100% { opacity: .7; transform: translate(-50%, -50%) scale(.96); }
  50%      { opacity: 1;  transform: translate(-50%, -50%) scale(1.04); }
}
@keyframes filament-flicker {
  0%, 100% { opacity: 1; }
  48%      { opacity: .85; }
  50%      { opacity: 1; }
  52%      { opacity: .9; }
}

/* Indicateur de défilement */
.hero__scroll {
  position: absolute;
  left: 50%; bottom: 24px;
  transform: translateX(-50%);
  z-index: 3;
}
.hero__scroll-mouse {
  display: block;
  width: 26px; height: 42px;
  border: 2px solid rgba(250,246,240,.45);
  border-radius: 14px;
  position: relative;
}
.hero__scroll-mouse span {
  position: absolute;
  left: 50%; top: 8px;
  width: 4px; height: 8px;
  margin-left: -2px;
  background: var(--amber);
  border-radius: 2px;
  animation: scroll-wheel 1.8s ease-in-out infinite;
}
@keyframes scroll-wheel {
  0%   { opacity: 0; transform: translateY(0); }
  30%  { opacity: 1; }
  100% { opacity: 0; transform: translateY(14px); }
}

/* ============================ 8. SERVICES ========================= */
.services__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: clamp(18px, 2.4vw, 28px);
}
.card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: clamp(26px, 3vw, 34px);
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}
.card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow);
  border-color: rgba(242,169,60,.55);
}
.card__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 56px; height: 56px;
  border-radius: var(--radius);
  background: linear-gradient(150deg, rgba(242,169,60,.18), rgba(193,106,58,.14));
  color: var(--copper-ink);
  margin-bottom: 20px;
  transition: background var(--transition), color var(--transition), transform var(--transition);
}
.card__icon .icon { width: 28px; height: 28px; }
.card:hover .card__icon { background: var(--amber); color: var(--ink); transform: scale(1.05); }
.card__title { font-size: 1.18rem; margin-bottom: 10px; }
.card__text { color: var(--text-muted); font-size: 1rem; }

/* ====================== 9. ZONE D'INTERVENTION =================== */
.zone__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: clamp(18px, 2.4vw, 28px);
  margin-bottom: clamp(28px, 4vw, 40px);
}
/* Encadré unique « Départements desservis » : centré, largeur limitée */
.zone__grid--single { max-width: 560px; margin-inline: auto; }
.zone__col {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: clamp(24px, 3vw, 32px);
  box-shadow: var(--shadow-sm);
}
.zone__col-title {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.22rem;
  margin-bottom: 18px;
}
.zone__col-title .icon { color: var(--copper-ink); width: 22px; height: 22px; }
.zone__dep-num { color: var(--copper-ink); }

.zone__deps li {
  display: flex;
  justify-content: space-between;
  padding: 12px 0;
  border-bottom: 1px solid var(--border);
  font-weight: 500;
  font-size: 1.05rem;
}
.zone__deps li:last-child { border-bottom: 0; }
.zone__deps span { color: var(--text-muted); }

/* Puces de communes */
.zone__chips { display: flex; flex-wrap: wrap; gap: 10px; }
.zone__chips li {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-pill);
  padding: 8px 16px;
  font-size: .95rem;
  font-weight: 500;
  color: var(--text);
  transition: transform var(--transition), border-color var(--transition), color var(--transition);
}
.zone__chips li:hover { border-color: var(--amber); color: var(--copper-ink); transform: translateY(-2px); }

.zone__highlight {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: clamp(24px, 3vw, 34px);
  box-shadow: var(--shadow-sm);
}
.zone__highlight-label { font-weight: 600; font-family: var(--font-title); font-size: 1.22rem; margin-bottom: 6px; }
.zone__highlight-intro { color: var(--text-muted); margin-bottom: 20px; max-width: 70ch; }
.zone__chips--accent { margin-bottom: 14px; }
.zone__chips--accent li {
  background: linear-gradient(150deg, rgba(242,169,60,.16), rgba(193,106,58,.12));
  border-color: rgba(242,169,60,.4);
  color: var(--ink);
  font-weight: 600;
}

/* ====================== 10. QUI SOMMES-NOUS ====================== */
.about__inner {
  display: grid;
  grid-template-columns: 1.4fr .8fr;
  gap: clamp(36px, 5vw, 64px);
  align-items: start;
}
/* Présentation de la bio « Qui sommes-nous » : texte bien lisible, alinéas aérés */
.about__text p:not([class]) {
  margin-top: 22px;          /* séparation nette entre les paragraphes */
  line-height: 1.78;          /* interligne plus généreux */
  color: #433D39;             /* intensité renforcée pour TOUS les paragraphes */
  max-width: 62ch;            /* longueur de ligne confortable à la lecture */
}
/* Phrase d'accroche (juste après le titre) : un peu plus grande, pour la hiérarchie */
.about__text h2 + p:not([class]) {
  margin-top: 16px;
  font-size: 1.12rem;
  line-height: 1.72;
}
.about__text strong { color: var(--text); }

.reassurance {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  margin-top: 28px !important;
  background: linear-gradient(150deg, rgba(242,169,60,.14), rgba(193,106,58,.1));
  border: 1px solid rgba(242,169,60,.35);
  border-radius: var(--radius);
  padding: 16px 20px;
  font-family: var(--font-title);
  font-weight: 600;
  color: var(--ink) !important;
}
.reassurance .icon { color: var(--copper-ink); flex: none; }

/* Chiffres clés */
.about__stats { display: grid; gap: 16px; }
.stat {
  background: #fff;
  border: 1px solid var(--border);
  border-left: 4px solid var(--amber);
  border-radius: var(--radius);
  padding: 22px 26px;
  box-shadow: var(--shadow-sm);
}
.stat__num {
  display: block;
  font-family: var(--font-title);
  font-weight: 700;
  font-size: 2.6rem;
  line-height: 1;
  color: var(--ink);
}
.stat__unit { font-size: 1.1rem; color: var(--copper-ink); margin-left: 4px; }
.stat__label { display: block; margin-top: 6px; color: var(--text-muted); font-size: .98rem; }

/* ============================ 11. CONTACT ======================== */
.contact {
  background:
    radial-gradient(900px 500px at 80% 0%, rgba(242,169,60,.14), transparent 60%),
    var(--ink);
  color: var(--cream);
  text-align: center;
}
.contact__inner { max-width: 720px; margin-inline: auto; }
.contact__lead { font-size: 1.15rem; color: #D9D1C8; margin-top: 14px; margin-bottom: 36px; }

.contact__actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
  max-width: 560px;
  margin-inline: auto;
}
.contact__actions .btn { flex: 1 1 240px; }
/* Sur fond sombre, le bouton cuivre passe en couleur pleine pour mieux ressortir */
.contact .btn--copper { background: var(--copper); }
.contact .btn--copper:hover { background: var(--copper-ink); }

.contact__details {
  display: flex;
  flex-direction: column;
  gap: 14px;
  align-items: center;
  margin-top: 40px;
  font-size: 1.05rem;
}
.contact__details li { display: inline-flex; align-items: center; gap: 12px; color: #D9D1C8; }
.contact__details .icon { color: var(--amber); flex: none; }
.contact__details a { color: var(--cream); font-weight: 500; transition: color var(--transition); }
.contact__details a:hover { color: var(--amber); }

/* ============================ 12. FOOTER ========================= */
.site-footer { background: var(--ink-soft); color: #C9C1B8; padding-top: clamp(48px, 6vw, 70px); }
.site-footer__inner {
  display: grid;
  grid-template-columns: 1.3fr 1fr 1fr;
  gap: clamp(28px, 4vw, 48px);
  padding-bottom: 40px;
}
.logo--footer .logo__name { font-size: 1.3rem; }
.site-footer__city { margin-top: 10px; color: var(--warm-gray); }

.site-footer__contact { display: flex; flex-direction: column; gap: 12px; }
.site-footer__contact a:hover { color: var(--amber); }
.site-footer__assur { display: inline-flex; align-items: center; gap: 10px; color: var(--warm-gray); font-size: .92rem; }
.site-footer__assur .icon { color: var(--amber); width: 20px; height: 20px; }

.site-footer__nav { display: flex; flex-direction: column; gap: 12px; }
.site-footer__nav a { transition: color var(--transition); width: fit-content; }
.site-footer__nav a:hover { color: var(--amber); }

.site-footer__bottom {
  border-top: 1px solid rgba(250,246,240,.1);
  padding-block: 22px;
  font-size: .88rem;
  color: var(--warm-gray);
}

/* ====================== 13. BARRE D'APPEL MOBILE ================= */
.mobile-bar {
  display: none; /* visible uniquement sur petit écran (voir responsive) */
  position: fixed;
  left: 12px; right: 12px; bottom: 12px;
  z-index: 90;
  gap: 10px;
  transition: transform .3s ease, opacity .3s ease;
}
.mobile-bar.hidden { transform: translateY(140%); opacity: 0; pointer-events: none; }
.mobile-bar .btn { box-shadow: var(--shadow-lg); }
.mobile-bar__call { flex: 1; }
.mobile-bar__mail { flex: none; width: 56px; padding: 0; background: var(--copper); color: var(--cream); border-color: var(--copper); }
.mobile-bar__mail .icon { width: 24px; height: 24px; }

/* ================== 14. ANIMATIONS AU DÉFILEMENT ================= */
/* Hauteur "cachée" appliquée seulement si JS est actif (sinon contenu visible) */
.js .reveal { opacity: 0; transform: translateY(26px); transition: opacity .6s ease, transform .6s ease; }
.js .reveal.is-visible { opacity: 1; transform: none; }
/* Cascade : décalage selon l'index --i */
.js .reveal[style*="--i"] { transition-delay: calc(var(--i, 0) * 80ms); }

/* Entrée du hero au chargement */
.js .hero__content > * { opacity: 0; animation: hero-in .7s cubic-bezier(.2,.7,.2,1) forwards; }
.js .hero__content > *:nth-child(1) { animation-delay: .05s; }
.js .hero__content > *:nth-child(2) { animation-delay: .15s; }
.js .hero__content > *:nth-child(3) { animation-delay: .25s; }
.js .hero__content > *:nth-child(4) { animation-delay: .35s; }
.js .hero__visual { opacity: 0; animation: hero-in .9s cubic-bezier(.2,.7,.2,1) .25s forwards; }
@keyframes hero-in { from { opacity: 0; transform: translateY(22px); } to { opacity: 1; transform: none; } }

/* ============================ 15. RESPONSIVE ===================== */
@media (max-width: 900px) {
  .about__inner { grid-template-columns: 1fr; }
  .about__stats { grid-template-columns: repeat(3, 1fr); }
  .hero__inner { grid-template-columns: 1fr; text-align: center; }
  .hero__title { max-width: none; margin-inline: auto; }
  .hero__subtitle { margin-inline: auto; }
  .hero__actions { justify-content: center; }
  .hero__visual { order: -1; } /* ampoule au-dessus du texte sur mobile */
  .bulb { width: min(240px, 55vw); }
  .site-footer__inner { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 720px) {
  body { font-size: 16px; }

  /* Menu burger */
  .nav__toggle { display: inline-flex; }
  .nav__menu {
    position: fixed;
    top: var(--header-h);
    left: 0; right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    background: var(--ink);
    padding: 8px 20px 24px;
    border-top: 1px solid rgba(250,246,240,.1);
    box-shadow: 0 20px 30px rgba(0,0,0,.3);
    transform: translateY(-120%);
    opacity: 0;
    visibility: hidden;
    transition: transform var(--transition), opacity var(--transition), visibility var(--transition);
  }
  .nav__menu.open { transform: translateY(0); opacity: 1; visibility: visible; }
  .nav__link { padding: 16px 4px; border-bottom: 1px solid rgba(250,246,240,.08); }
  .nav__link::after { display: none; }
  .nav__cta-item { margin-top: 16px; }
  .nav__cta-item .btn { width: 100%; }

  /* Barre d'appel flottante visible */
  .mobile-bar { display: flex; }
  body { padding-bottom: 84px; } /* évite que la barre cache le contenu */

  .about__stats { grid-template-columns: 1fr; }
  .site-footer__inner { grid-template-columns: 1fr; }
  .contact__actions .btn { flex: 1 1 100%; }
}

@media (max-width: 380px) {
  .hero__actions .btn { width: 100%; }
}

/* ================ 16. ACCESSIBILITÉ : reduced-motion ============= */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: .001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .001ms !important;
  }
  .js .reveal { opacity: 1 !important; transform: none !important; }
  .js .hero__content > *, .js .hero__visual { opacity: 1 !important; animation: none !important; }
  .bulb__halo, .bulb__filament, .bulb__rays, .hero__badge .dot, .hero__scroll-mouse span { animation: none !important; }
}

/* ============= 17. PAGE SECONDAIRE (mentions légales) ============= */
.subpage-header {
  position: sticky; top: 0; z-index: 100;
  background: var(--ink);
}
.subpage-header__inner {
  display: flex; align-items: center; justify-content: space-between;
  min-height: 64px; padding-block: 12px;
}
.back-link { display: inline-flex; align-items: center; gap: 8px; color: var(--cream); font-weight: 500; transition: color var(--transition); }
.back-link:hover { color: var(--amber); }
.back-link .icon { width: 20px; height: 20px; }

.prose { max-width: 760px; margin-inline: auto; }
.prose h2 { font-size: clamp(1.6rem, 3.5vw, 2.2rem); margin-bottom: 8px; }
.prose h3 { font-size: 1.2rem; margin-top: 34px; margin-bottom: 8px; color: var(--ink); }
.prose p { color: var(--text-muted); margin-bottom: 10px; }
.prose a { color: var(--copper-ink); font-weight: 500; }
.prose a:hover { text-decoration: underline; }
.prose .todo { color: var(--copper-ink); font-style: italic; }
.prose .updated { color: var(--warm-gray); font-size: .92rem; margin-bottom: 28px; }