@import url('https://fonts.googleapis.com/css2?family=Rajdhani:wght@700&display=swap');

:root{
  --bg:#0d0d0d;
  --card:rgba(26,26,26,0.75);
  --accent-a:#00aaff;
  --accent-b:#ff00ff;
  --accent-c:#00ff00;
  --accent-d:#007700;
}

/* Reset */
*{margin:0;padding:0;box-sizing:border-box}
body{background-color:var(--bg);padding:20px;font-family:'Rajdhani',sans-serif;color:#fff;overflow-x:hidden}

/* Spline */
.spline-bg{position:fixed;inset:0;z-index:-1}
.spline-bg>spline-viewer{width:100%;height:100%}

/* Header limité + bouton Home */
.page-header-alt{
  display:flex;align-items:center;justify-content:space-between;
  padding:16px 24px;
  background:rgba(34,34,34,0.6);
  border-radius:12px;
  backdrop-filter:blur(6px);
  max-width:1100px;
  margin:0 auto 24px;
}
.header-left .home-link{text-decoration:none;color:#fff;font-size:1.8rem;font-weight:900;letter-spacing:1px;display:flex;align-items:center;gap:10px}
.header-logo{width:48px;height:48px;border-radius:50%;box-shadow:0 0 8px rgba(0,0,0,0.4)}
.separator{opacity:0.8}
.tagline{font-size:1.4rem;font-weight:400;opacity:0.9}
.btn-home{
  display:inline-flex;align-items:center;gap:8px;
  padding:10px 14px;border-radius:12px;text-decoration:none;color:#fff;
  background:rgba(34,34,34,0.4);border:1px solid rgba(255,255,255,0.15);
  backdrop-filter:blur(6px);
  font-weight:800;letter-spacing:.8px;text-transform:uppercase;
  transition:transform .2s ease, background .2s ease;
}
.btn-home:hover{background:rgba(34,34,34,0.6);transform:translateY(-1px)}
.btn-home-icon svg{width:18px;height:18px;fill:#fff}

/* Conteneur principal limité en largeur */
.container{width:92%;max-width:1100px;margin:0 auto}
.container-lg{padding-bottom:120px}

/* Rail icônes (droite) */
.quick-rail{position:fixed;top:50%;right:16px;transform:translateY(-50%);display:flex;flex-direction:column;gap:10px;z-index:3;backdrop-filter:blur(6px)}
.rail-item{--w-closed:56px;--w-open:220px;display:flex;align-items:center;gap:10px;width:var(--w-closed);height:48px;padding:0 12px;border-radius:14px;background:rgba(34,34,34,0.4);border:1px solid rgba(255,255,255,0.15);color:#fff;box-shadow:0 10px 30px rgba(0,0,0,.35);overflow:hidden;white-space:nowrap;transition:width .3s ease,background .25s ease}
.rail-item .icon{display:inline-flex;align-items:center;justify-content:center;width:22px;height:22px}
.rail-item .icon svg{width:22px;height:22px;fill:#fff}
.rail-item .label{opacity:0;transform:translateX(6px);transition:opacity .35s ease,transform .35s ease}
.rail-item:hover{width:var(--w-open);background:rgba(34,34,34,0.6)}
.rail-item:hover .label{opacity:1;transform:translateX(0)}
@media (max-width:900px){.quick-rail{flex-direction:row;bottom:16px;top:auto;left:50%;right:auto;transform:translateX(-50%)}.rail-item{width:auto;min-width:48px;height:48px}.rail-item .label{display:none!important}}

/* Grille 2 colonnes (1 en mobile) */
.grid{
  display:grid;
  grid-template-columns:repeat(2,1fr);
  gap:22px;
  margin-top:10px;
}
@media (max-width:800px){
  .grid{grid-template-columns:1fr}
}

/* Cards */
.card{background:var(--card);border-radius:12px;padding:20px;min-height:200px;box-shadow:0 6px 24px rgba(0,0,0,.3);border:1px solid rgba(255,255,255,0.08)}
.card-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:6px}
.card h2{text-transform:uppercase;letter-spacing:1px;margin:0}
.tag{display:inline-block;font-size:.8rem;line-height:1;padding:6px 10px;border-radius:999px;background:linear-gradient(90deg,var(--accent-a),var(--accent-b));color:#fff;font-weight:bold;letter-spacing:1px;white-space:nowrap}
.card-text{opacity:.95;margin:10px 0 14px}

/* Boutons transparents */
.actions{display:flex;flex-wrap:wrap;gap:10px}
.button{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-width:160px;padding:14px 18px;font-size:16px;color:#fff;text-decoration:none;border-radius:14px;background:rgba(34,34,34,0.4);border:1px solid rgba(255,255,255,0.15);backdrop-filter:blur(6px);text-transform:uppercase;font-weight:800;letter-spacing:1.5px;transition:transform .2s ease,background .2s ease}
.button:hover{background:rgba(34,34,34,0.6);transform:translateY(-1px) scale(1.02);box-shadow:0 16px 36px rgba(0,0,0,.35)}
.button:active{transform:translateY(0) scale(.99)}

/* Video */
.video-container{position:relative;width:100%;padding-bottom:56.25%;height:0;margin-top:10px;border-radius:12px;overflow:hidden;border:1px solid rgba(255,255,255,0.08)}
.video-container iframe{position:absolute;inset:0;width:100%;height:100%}

/* Top */
.to-top{position:fixed;right:20px;bottom:24px;z-index:3;display:inline-flex;align-items:center;justify-content:center;width:46px;height:46px;border-radius:12px;background:rgba(34,34,34,0.4);border:1px solid rgba(255,255,255,0.15);color:#fff;font-weight:bold;text-decoration:none;letter-spacing:1px;transition:transform .25s,background .25s}
.to-top:hover{transform:translateY(-2px);background:rgba(34,34,34,0.6)}

/* Footer */
.site-footer{color:white;text-align:center;font-size:16px;margin-top:40px;padding:12px 0;background:#222;width:100%;position:fixed;bottom:0;left:0;z-index:1;border-top:1px solid rgba(255,255,255,0.08)}
.footer-link{color:white;text-decoration:none}