:root {
  --nuit: #060a10;
  --nuit-2: #0b1320;
  --ardoise: #131e2c;
  --ocean: #0e7fb8;
  --ocean-clair: #4fc3f7;
  --blanc: #ffffff;
  --texte: #e8eef4;
  --texte-doux: #9fb0c2;
  --bord: rgba(255, 255, 255, 0.09);
  --rayon: 16px;
  --max: 1200px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background:
    radial-gradient(1200px 600px at 15% -5%, rgba(14, 127, 184, 0.28), transparent 60%),
    radial-gradient(900px 500px at 90% 0%, rgba(79, 195, 247, 0.14), transparent 55%),
    var(--nuit);
  color: var(--texte);
  font-family: "Plus Jakarta Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
  line-height: 1.6;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
.enveloppe { width: 100%; max-width: var(--max); margin: 0 auto; padding: 0 22px; }

/* ---------- En-tête ---------- */
.entete {
  position: sticky; top: 0; z-index: 40;
  backdrop-filter: blur(14px);
  background: rgba(6, 10, 16, 0.72);
  border-bottom: 1px solid var(--bord);
}
.entete .enveloppe { display: flex; align-items: center; justify-content: space-between; gap: 18px; height: 72px; }
.marque { display: flex; align-items: center; gap: 12px; font-weight: 800; letter-spacing: -0.4px; }
.marque .pastille {
  width: 38px; height: 38px; border-radius: 12px; display: grid; place-items: center;
  background: linear-gradient(135deg, var(--ocean), var(--ocean-clair));
  color: #04121d; font-weight: 800; font-size: 13px; letter-spacing: 0.5px;
}
.marque .sous-titre { display: block; font-size: 11.5px; font-weight: 600; color: var(--texte-doux); letter-spacing: 0.6px; text-transform: uppercase; }
.menu { display: flex; gap: 6px; flex-wrap: wrap; }
.menu a {
  padding: 9px 14px; border-radius: 999px; font-size: 14px; font-weight: 600; color: var(--texte-doux);
  transition: background 0.2s ease, color 0.2s ease;
}
.menu a:hover { color: var(--blanc); background: rgba(255, 255, 255, 0.06); }
.menu a.actif { color: var(--blanc); background: rgba(14, 127, 184, 0.28); }

/* ---------- Bannière ---------- */
.banniere { position: relative; overflow: hidden; padding: 84px 0 72px; }
.banniere::after {
  content: ""; position: absolute; inset: auto 0 0 0; height: 200px;
  background: linear-gradient(to bottom, transparent, var(--nuit));
  pointer-events: none;
}
.banniere .enveloppe { position: relative; z-index: 2; }
.etiquette {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 7px 14px; border-radius: 999px; border: 1px solid var(--bord);
  background: rgba(255, 255, 255, 0.04); color: var(--ocean-clair);
  font-size: 12.5px; font-weight: 700; letter-spacing: 0.9px; text-transform: uppercase;
}
.banniere h1 {
  margin: 22px 0 14px; font-size: clamp(42px, 8vw, 92px); line-height: 0.95;
  letter-spacing: -2.5px; font-weight: 800; color: var(--blanc);
}
.banniere h1 em { font-style: normal; color: var(--ocean-clair); }
.banniere p.chapeau { max-width: 620px; font-size: 17.5px; color: var(--texte-doux); margin: 0 0 30px; }
.banniere .logo-principal {
  width: 168px; padding: 10px; background: var(--blanc); border-radius: 18px;
  box-shadow: 0 22px 60px rgba(0, 0, 0, 0.5); margin-bottom: 26px;
}
.boutons { display: flex; gap: 12px; flex-wrap: wrap; }
.bouton {
  display: inline-flex; align-items: center; gap: 9px; padding: 13px 22px; border-radius: 12px;
  font-weight: 700; font-size: 14.5px; transition: transform 0.2s ease, background 0.2s ease;
}
.bouton.plein { background: linear-gradient(135deg, var(--ocean), var(--ocean-clair)); color: #04121d; }
.bouton.plein:hover { transform: translateY(-2px); }
.bouton.creux { border: 1px solid var(--bord); color: var(--texte); background: rgba(255, 255, 255, 0.03); }
.bouton.creux:hover { background: rgba(255, 255, 255, 0.08); }

/* ---------- Chiffres ---------- */
.chiffres { display: grid; grid-template-columns: repeat(auto-fit, minmax(190px, 1fr)); gap: 14px; margin-top: 44px; }
.chiffre { border: 1px solid var(--bord); background: rgba(255, 255, 255, 0.03); border-radius: var(--rayon); padding: 20px; }
.chiffre .valeur { font-size: 34px; font-weight: 800; color: var(--blanc); letter-spacing: -1px; line-height: 1; }
.chiffre .libelle { margin-top: 8px; font-size: 13px; color: var(--texte-doux); }

/* ---------- Sections ---------- */
section { padding: 74px 0; }
section + section { border-top: 1px solid var(--bord); }
.section-titre { margin-bottom: 10px; }
.section-titre .sur {
  font-size: 12.5px; font-weight: 700; letter-spacing: 1.2px; text-transform: uppercase; color: var(--ocean-clair);
}
.section-titre h2 { margin: 12px 0 8px; font-size: clamp(28px, 4.4vw, 44px); letter-spacing: -1.2px; font-weight: 800; color: var(--blanc); }
.section-titre p { margin: 0 0 34px; color: var(--texte-doux); max-width: 640px; }

/* ---------- Galeries ---------- */
.galerie { columns: 4 260px; column-gap: 14px; }
.galerie figure {
  margin: 0 0 14px; break-inside: avoid; position: relative; border-radius: var(--rayon);
  overflow: hidden; border: 1px solid var(--bord); cursor: zoom-in; background: var(--ardoise);
}
.galerie img { width: 100%; height: auto; transition: transform 0.5s ease, opacity 0.4s ease; opacity: 0; }
.galerie img.charge { opacity: 1; }
.galerie figure:hover img { transform: scale(1.045); }
.galerie figure::after {
  content: ""; position: absolute; inset: 0; background: linear-gradient(to top, rgba(6, 10, 16, 0.55), transparent 55%);
  opacity: 0; transition: opacity 0.3s ease;
}
.galerie figure:hover::after { opacity: 1; }

/* ---------- Vidéos ---------- */
.videos { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 16px; }
.carte-video {
  border: 1px solid var(--bord); border-radius: var(--rayon); overflow: hidden;
  background: rgba(255, 255, 255, 0.03); transition: border-color 0.25s ease, transform 0.25s ease;
}
.carte-video:hover { border-color: rgba(79, 195, 247, 0.5); transform: translateY(-2px); }
.carte-video .cadre { position: relative; aspect-ratio: 16 / 9; background: #0a111b; display: grid; place-items: center; }
.carte-video video { width: 100%; height: 100%; object-fit: cover; background: #000; }
.carte-video .lecture {
  position: absolute; inset: 0; display: grid; place-items: center; gap: 0;
  background: radial-gradient(circle at 50% 50%, rgba(14, 127, 184, 0.35), rgba(6, 10, 16, 0.75));
  border: 0; cursor: pointer; color: var(--blanc);
}
.carte-video .lecture .rond {
  width: 58px; height: 58px; border-radius: 999px; display: grid; place-items: center;
  background: rgba(255, 255, 255, 0.12); border: 1px solid rgba(255, 255, 255, 0.35); font-size: 20px;
  transition: transform 0.2s ease, background 0.2s ease;
}
.carte-video .lecture:hover .rond { transform: scale(1.08); background: rgba(79, 195, 247, 0.35); }
.carte-video .legende { padding: 14px 16px; font-weight: 700; font-size: 14.5px; }
.carte-video .legende small { display: block; font-weight: 500; color: var(--texte-doux); margin-top: 3px; font-size: 12.5px; }

/* ---------- Aperçu de galeries ---------- */
.apercus { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 16px; }
.apercu {
  position: relative; border-radius: var(--rayon); overflow: hidden; border: 1px solid var(--bord);
  min-height: 260px; display: flex; align-items: flex-end; padding: 22px; color: var(--blanc);
}
.apercu img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; opacity: 0.55; transition: transform 0.6s ease, opacity 0.3s ease; }
.apercu::after { content: ""; position: absolute; inset: 0; background: linear-gradient(to top, rgba(6, 10, 16, 0.92), rgba(6, 10, 16, 0.25)); }
.apercu:hover img { transform: scale(1.06); opacity: 0.72; }
.apercu .contenu { position: relative; z-index: 2; }
.apercu h3 { margin: 0 0 6px; font-size: 22px; letter-spacing: -0.6px; }
.apercu span { color: var(--ocean-clair); font-size: 13px; font-weight: 700; }

/* ---------- Visionneuse ---------- */
.visionneuse {
  position: fixed; inset: 0; z-index: 90; display: none; place-items: center;
  background: rgba(4, 8, 13, 0.94); backdrop-filter: blur(8px); padding: 22px;
}
.visionneuse.ouverte { display: grid; }
.visionneuse img { max-width: min(1400px, 94vw); max-height: 86vh; border-radius: 12px; box-shadow: 0 30px 80px rgba(0, 0, 0, 0.6); }
.visionneuse .compteur {
  position: absolute; top: 20px; left: 0; right: 0; text-align: center; font-size: 13px;
  color: var(--texte-doux); letter-spacing: 0.6px;
}
.visionneuse .fleche {
  position: absolute; top: 50%; transform: translateY(-50%); width: 52px; height: 52px;
  border-radius: 999px; border: 1px solid var(--bord); background: rgba(255, 255, 255, 0.08);
  color: var(--blanc); font-size: 22px; cursor: pointer;
}
.visionneuse .fleche:hover { background: rgba(79, 195, 247, 0.28); }
.visionneuse .precedent { left: 22px; }
.visionneuse .suivant { right: 22px; }
.visionneuse .fermer {
  position: absolute; top: 16px; right: 20px; width: 46px; height: 46px; border-radius: 999px;
  border: 1px solid var(--bord); background: rgba(255, 255, 255, 0.08); color: var(--blanc);
  font-size: 20px; cursor: pointer;
}

/* ---------- Pied de page ---------- */
footer { border-top: 1px solid var(--bord); padding: 40px 0 54px; color: var(--texte-doux); font-size: 13.5px; }
footer .enveloppe { display: flex; flex-wrap: wrap; gap: 14px; justify-content: space-between; align-items: center; }
footer strong { color: var(--blanc); }

/* ---------- Apparition ---------- */
.apparait { opacity: 0; transform: translateY(18px); transition: opacity 0.7s ease, transform 0.7s ease; }
.apparait.visible { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .apparait { opacity: 1; transform: none; transition: none; }
  html { scroll-behavior: auto; }
}
@media (max-width: 720px) {
  .entete .enveloppe { height: auto; padding-top: 12px; padding-bottom: 12px; flex-wrap: wrap; }
  .banniere { padding: 56px 0 48px; }
  section { padding: 52px 0; }
}
/* ---------- Mode cinéma ---------- */
.cinema {
  position: fixed; inset: 0; z-index: 95; display: none; flex-direction: column;
  background: #000; color: #fff;
}
.cinema.ouvert,
.cinema.ouverte { display: flex; }
.cinema .barre-cinema {
  display: flex; align-items: center; justify-content: space-between; gap: 14px;
  padding: 12px 18px; border-bottom: 1px solid rgba(255, 255, 255, 0.09);
  background: rgba(6, 10, 16, 0.9);
}
.cinema .titre-cinema { font-weight: 700; font-size: 15px; }
.cinema .titre-cinema small { display: block; font-weight: 500; font-size: 12px; color: #9fb0c2; letter-spacing: 0.5px; }
.cinema .scene { flex: 1; display: grid; place-items: center; padding: 12px; min-height: 0; }
.cinema video { width: 100%; max-width: 1500px; max-height: 100%; background: #000; border-radius: 10px; }
.cinema .commandes { display: flex; gap: 8px; align-items: center; }
.cinema .commande {
  border: 1px solid rgba(255, 255, 255, 0.14); background: rgba(255, 255, 255, 0.05);
  color: #fff; border-radius: 10px; padding: 9px 14px; font-size: 13.5px; font-weight: 600; cursor: pointer;
}
.cinema .commande:hover { background: rgba(79, 195, 247, 0.22); }
.cinema .liste-cinema { display: flex; gap: 8px; overflow-x: auto; padding: 12px 16px; border-top: 1px solid rgba(255, 255, 255, 0.09); }
.cinema .liste-cinema button {
  white-space: nowrap; padding: 8px 13px; border-radius: 999px; cursor: pointer;
  border: 1px solid rgba(255, 255, 255, 0.14); background: rgba(255, 255, 255, 0.04);
  color: #e8eef4; font-size: 12.5px; font-weight: 600;
}
.cinema .liste-cinema button.actif { background: linear-gradient(135deg, #0e7fb8, #4fc3f7); color: #04121d; }
.cinema .astuce { font-size: 12px; color: #9fb0c2; }
@media (max-width: 720px) {
  .cinema .astuce { display: none; }
  .cinema .barre-cinema { flex-direction: column; align-items: stretch; gap: 10px; padding: 12px 14px; }
  .cinema .titre-cinema { font-size: 15.5px; }
  .cinema .titre-cinema small { font-size: 11.5px; }
  .cinema .commandes { justify-content: space-between; }
  .cinema .commande { padding: 10px 12px; font-size: 13px; flex: 1; text-align: center; }
  .cinema .scene { padding: 6px; align-items: center; }
  .cinema video { border-radius: 8px; }
  .cinema .liste-cinema { padding: 10px 12px; }
}