:root{
  --atlox-blue:#0e4194;
  --atlox-orange:#f59c00;
  --bg:#f7f9fc;
  --text:#1a1f36;
  --muted:#6b7280;
  --card:#ffffff;
  --stroke:#e5e7eb;
  --radius:14px;
}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--text);font-family:Inter,system-ui,Segoe UI,Roboto,Arial,sans-serif}
.container{max-width:900px;margin:32px auto;padding:0 16px}
.card{background:var(--card);border:1px solid var(--stroke);border-radius:var(--radius);box-shadow:0 8px 30px rgba(0,0,0,.06);padding:24px;margin-bottom:16px}
h1{font-size:28px;margin:0 0 16px}
h2{font-size:20px;margin:0 0 12px}
.progress{height:10px;background:#eaeef5;border-radius:999px;overflow:hidden;margin:12px 0 20px}
.progress>div{height:100%;width:0;background:linear-gradient(90deg,var(--atlox-blue),var(--atlox-orange));transition:width .4s ease}
.grid{display:grid;gap:12px}
.grid-2{grid-template-columns:repeat(2,1fr)}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}
.btn{display:inline-block;background:var(--atlox-blue);color:#fff;border:0;border-radius:10px;padding:12px 16px;font-weight:600;cursor:pointer}
.btn.secondary{background:#fff;color:var(--atlox-blue);border:1px solid var(--atlox-blue)}
.label{font-size:14px;color:var(--muted);margin-bottom:6px}
.option{border:1px solid var(--stroke);border-radius:12px;padding:12px;cursor:pointer;background:#fff}
.option.selected{outline:3px solid rgba(14,65,148,.25)}
.row{display:flex;gap:12px;flex-wrap:wrap}
.badge{display:inline-block;padding:6px 10px;border-radius:999px;border:1px solid var(--stroke);font-size:12px;color:var(--muted);background:#fff}
.hidden{display:none}
.result-card{border:1px solid var(--stroke);border-radius:12px;padding:14px;background:#fff}
.map{display:grid;grid-template-columns:repeat(6,1fr);gap:8px}
.map .cell{padding:10px;border:1px dashed #dfe3ea;border-radius:8px;text-align:center;font-size:13px;color:#61708a;background:#fafcff}
.map .cell.active{background:#e8f0ff;border-color:#b7cde5;font-weight:600}
.timeline{display:flex;align-items:center;gap:8px;margin-top:8px}
.timeline .dot{width:12px;height:12px;border-radius:50%;background:var(--atlox-orange)}
.timeline .line{flex:1;height:2px;background:#ffd39a}
.small{font-size:13px;color:var(--muted)}

/* === Module 4 Scènes === */
.module-4 .module-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px}
.module-4 .module-progress{font-size:14px;color:var(--muted)}
.module-4 .module-nav{display:flex;align-items:center;justify-content:center;gap:8px;margin-bottom:16px}
.module-4 .module-nav .btn.nav{background:#fff;color:var(--atlox-blue);border:1px solid var(--atlox-blue);padding:6px 10px;border-radius:6px;font-size:18px}
.module-4 .module-nav .btn.nav:disabled{opacity:0.5;cursor:not-allowed}
.module-4 .nav-dots{display:flex;gap:6px}
.module-4 .nav-dots .dot{width:24px;height:24px;border-radius:50%;border:1px solid var(--stroke);background:#fff;font-size:12px;cursor:pointer;display:flex;align-items:center;justify-content:center}
.module-4 .nav-dots .dot.is-active{background:var(--atlox-blue);color:#fff;border-color:var(--atlox-blue)}
.module-4 .screens .screen{display:none}
.module-4 .screens .screen.is-active{display:block}
.module-4 .screen-grid{display:grid;gap:12px;grid-template-columns:repeat(2,1fr)}
@media(max-width:600px){
  .module-4 .screen-grid{grid-template-columns:1fr}
}
.scene-card{background:#fff;border:1px solid var(--stroke);border-radius:var(--radius);overflow:hidden;box-shadow:0 4px 12px rgba(0,0,0,.04)}
.scene-card button.scene-select{background:none;border:0;padding:0;width:100%;cursor:pointer;text-align:left}
.scene-card .scene-img{width:100%;height:auto;display:block;border-bottom:1px solid var(--stroke)}
.scene-card .scene-meta{padding:12px}
.scene-card .scene-title{font-size:16px;margin:0 0 8px}
.rank-badges{display:flex;gap:6px}
.rank-badge{display:inline-block;width:20px;height:20px;border-radius:50%;background:#eee;color:#555;font-size:12px;line-height:20px;text-align:center}
.rank-badge.rank-1{background:#ffd39a}
.rank-badge.rank-2{background:#b7cde5}
.rank-badge.rank-3{background:#fadfb0}
.rank-badge.rank-4{background:#e5e7eb}
.scene-card.is-selected{outline:3px solid var(--atlox-orange)}
.module-4 .module-actions{text-align:center;margin-top:20px}
.module-4 .module-actions .btn.primary:disabled{opacity:0.5;cursor:not-allowed}
#m4-messages{font-size:13px;color:#a00000;margin-top:12px;min-height:18px}

/* Module 4: grille 4x4 carrée */
.m4-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}
@media (max-width:1024px){.m4-grid{grid-template-columns:repeat(3,minmax(0,1fr))}}
@media (max-width:720px){.m4-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
.m4-card{display:block;border:1px solid #e5e7eb;border-radius:12px;overflow:hidden;background:#fff;cursor:pointer;text-align:left}
.m4-thumb{width:100%;aspect-ratio:1/1;object-fit:cover;display:block}
.m4-caption{padding:8px 10px;font-size:.95rem}