:root{
  --bg:#05070b;
  --ink:#e9eef7;
  --muted:rgba(233,238,247,.72);
  --line:rgba(233,238,247,.10);
  --gold:#f3c84b;
  --gold2:#ffdf7a;
  --accent:#6ee7ff;
  --shadow:rgba(0,0,0,.55);
  --radius:20px;
}

*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Arial;
  color:var(--ink);
  background:
    radial-gradient(900px 500px at 30% -10%, rgba(243,200,75,.18), transparent 60%),
    radial-gradient(900px 500px at 90% 10%, rgba(110,231,255,.10), transparent 55%),
    linear-gradient(180deg, #060913, #04060b 55%, #05070b);
  overflow-x:hidden;
}

/* ===============================
   GROS OVERLAY MASQUE WATERMARK
   =============================== */
.intro-mask{
  position:absolute;
  top:50px;
  right:14px;

  padding:18px 28px;
  border-radius:18px;

  background:rgba(0,0,0,.90);
  border:1px solid rgba(255,223,122,.45);

  display:flex;
  align-items:center;
  gap:14px;

  font-size:18px;
  font-weight:900;
  letter-spacing:.8px;
  text-transform:uppercase;

  color:#ffffff;

  min-width:300px;
  justify-content:center;

  box-shadow:
    0 0 40px rgba(0,0,0,.8),
    inset 0 0 20px rgba(255,223,122,.08);

  z-index:8;
  pointer-events:none;
}

.intro-mask-dot{
  width:14px;
  height:14px;
  border-radius:50%;
  background:var(--gold2);
  box-shadow:0 0 0 0 rgba(255,223,122,.6);
  animation:pulseMask 1.4s infinite;
}

@keyframes pulseMask{
  0%{box-shadow:0 0 0 0 rgba(255,223,122,.6)}
  70%{box-shadow:0 0 0 18px rgba(255,223,122,0)}
  100%{box-shadow:0 0 0 0 rgba(255,223,122,0)}
}

a{color:inherit}
.container{max-width:1120px;margin:0 auto;padding:28px 18px 64px}

.nav{
  position:sticky;top:0;z-index:10;
  backdrop-filter: blur(12px);
  background: rgba(5,7,11,.55);
  border-bottom:1px solid var(--line);
}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:12px;max-width:1120px;margin:0 auto;padding:14px 18px}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none}
.logo-img{
  width:44px;
  height:44px;
  border-radius:14px;
  object-fit:cover;

  box-shadow:
    0 10px 25px rgba(0,0,0,.6),
    0 0 0 1px rgba(255,223,122,.15);

  transition:transform .2s ease;
}

.logo-img:hover{
  transform:scale(1.05);
}
.brand b{display:block;letter-spacing:.2px}
.brand span{display:block;font-size:12px;color:var(--muted)}

.links{display:flex;align-items:center;gap:14px}
.links a{
  text-decoration:none;
  font-weight:800;
  font-size:13px;
  color:var(--muted);
  padding:8px 10px;border-radius:12px;
  border:1px solid transparent;
}
.links a:hover{color:var(--ink);border-color:var(--line);background:rgba(233,238,247,.03)}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  padding:12px 16px;border-radius:14px;
  text-decoration:none;font-weight:950;
  border:1px solid rgba(243,200,75,.35);
  box-shadow:0 18px 40px rgba(0,0,0,.35);
  user-select:none;
}
.btn:active{transform:translateY(1px)}
.btn.primary{background:linear-gradient(180deg, var(--gold2), var(--gold)); color:#0b1224}
.btn.ghost{background:rgba(233,238,247,.03);border-color:var(--line);color:var(--ink)}
.btn.small{padding:9px 12px;border-radius:12px;font-size:13px}

/* =========================
   INTRO OVERLAY (vidéo)
   ========================= */
.intro{
  position:fixed;inset:0;z-index:9999;
  background:#000;
  display:grid;place-items:center;
}
.intro[hidden]{display:none}
.intro-inner{
  position:relative;
  width:min(1200px, 100vw);
  height:min(720px, 100vh);
  overflow:hidden;
  border-radius:22px;
  border:1px solid rgba(243,200,75,.22);
  box-shadow:0 40px 160px rgba(0,0,0,.75);
}
@media (max-width:700px){
  .intro-inner{border-radius:0;width:100vw;height:100vh}
}

.intro-media{
  position:absolute;
  inset:0;
  width:100%;
  height:100%;
  object-fit:cover;
  z-index:1;
}

.intro-fallback{
  position:absolute;
  inset:0;
  z-index:2;
}

.intro-bg{
  position:absolute;inset:0;
  background:
    radial-gradient(900px 500px at 50% 60%, rgba(255,223,122,.20), transparent 60%),
    linear-gradient(180deg, rgba(0,0,0,.35), rgba(0,0,0,.70)),
    url("/assets/Vault111.webp") center/cover no-repeat;
  transform:scale(1.05);
  filter:saturate(1.05) contrast(1.05);
}

.intro-ui{
  position:absolute;left:18px;right:18px;bottom:16px;
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  color:rgba(233,238,247,.85);
  font-size:12.5px;
  z-index:9;
}

.intro.fade{animation:introFade .55s ease forwards}

@keyframes introFade{to{opacity:0;visibility:hidden}}