:root{
  --dec-blue:#0e2c48;
  --dec-blue-2:#173e61;
  --dec-gold:#c5a35e;
  --dec-gold-pale:#f0dfb0;
  --dec-cream:#fbf7ee;
  --dec-text:#1f2e3b;
  --dec-line:#d9c89f;
}

.decodeur-page{background:var(--dec-cream);color:var(--dec-text)}
.decodeur-wrap{width:min(1160px,calc(100% - 36px));margin:0 auto}
.decodeur-hero{
  padding:80px 0;
  color:#fff;
  background:
    radial-gradient(circle at 78% 22%,rgba(197,163,94,.25),transparent 30%),
    linear-gradient(135deg,var(--dec-blue),var(--dec-blue-2));
}
.decodeur-hero h1{font-size:clamp(2.2rem,5vw,4.8rem);line-height:1.02;margin:.15em 0}
.decodeur-hero .lead{max-width:900px;font-size:clamp(1.05rem,2vw,1.35rem);color:rgba(255,255,255,.9)}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:26px}
.btn{display:inline-flex;align-items:center;justify-content:center;padding:13px 18px;border-radius:12px;text-decoration:none;font-weight:700}
.btn-primary{background:var(--dec-gold);color:#102a41}
.btn-secondary{border:1px solid var(--dec-gold);color:inherit;background:rgba(255,255,255,.07)}
.section{padding:64px 0}
.section-white{background:#fff}
.section-blue{background:var(--dec-blue);color:#fff}
.section h2{font-size:clamp(1.7rem,3vw,2.7rem);margin:.2em 0 .5em}
.section-intro{max-width:900px;font-size:1.08rem}
.rule-card{margin-top:25px;padding:24px 26px;border-left:6px solid var(--dec-gold);background:#f8efd8;font-weight:700;color:#513c13;border-radius:12px}
.section-blue .rule-card{background:rgba(255,255,255,.08);color:#fff}
.hub-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:26px}
.hub-card{display:flex;flex-direction:column;min-height:320px;padding:34px;text-decoration:none;color:inherit;background:#fff;border:1px solid var(--dec-line);border-radius:20px;box-shadow:0 12px 30px rgba(14,44,72,.1);transition:.2s}
.hub-card:hover{transform:translateY(-4px);box-shadow:0 16px 38px rgba(14,44,72,.15)}
.hub-kicker{color:#80631f;font-weight:800;text-transform:uppercase;letter-spacing:.09em;font-size:.78rem}
.hub-card h2{color:var(--dec-blue)}
.hub-link{margin-top:auto;color:#80631f;font-weight:800}
.principles-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;margin-top:26px}
.principles-grid article{display:flex;gap:14px;align-items:flex-start;padding:22px;border:1px solid rgba(255,255,255,.17);border-radius:14px;background:rgba(255,255,255,.07)}
.principles-grid strong{color:var(--dec-gold-pale);font-size:1.5rem}
.principles-grid--light article{background:#fff;border-color:var(--dec-line);color:var(--dec-text)}
.principles-grid--light strong{color:#80631f}
.feature-intro{display:grid;grid-template-columns:minmax(260px,430px) 1fr;gap:38px;align-items:center;margin-bottom:38px}
.feature-intro img{width:100%;height:auto;display:block;border-radius:18px;box-shadow:0 12px 32px rgba(14,44,72,.18)}
.feature-intro--dark p{color:rgba(255,255,255,.88)}
.resource-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;margin-top:28px}
.resource-card{display:flex;flex-direction:column;min-width:0;padding:24px;border-radius:16px;background:#fff;border:1px solid var(--dec-line);box-shadow:0 8px 22px rgba(14,44,72,.08)}
.section-blue .resource-card{background:#fff;color:var(--dec-text)}
.resource-card h3{color:var(--dec-blue);margin:.5em 0}
.resource-card p{margin:0 0 20px}
.resource-card a{margin-top:auto;font-weight:800;color:#80631f}
.tag{display:inline-flex;align-self:flex-start;padding:5px 10px;border-radius:999px;background:#f2e5c4;color:#604714;font-size:.78rem;font-weight:800}
.visual-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.visual-card{margin:0;background:#fff;border-radius:16px;overflow:hidden;border:1px solid var(--dec-line)}
.visual-card button{display:block;width:100%;border:0;padding:0;background:none;cursor:pointer}
.visual-card img{display:block;width:100%;height:auto}
.visual-card figcaption{padding:17px}
.visual-card figcaption span{display:block;margin-top:4px}
.visual-card--wide{grid-column:span 2}
.filters{display:flex;gap:10px;flex-wrap:wrap;margin:25px 0}
.filter-btn{border:1px solid var(--dec-gold);border-radius:999px;padding:9px 13px;background:transparent;color:inherit;cursor:pointer}
.filter-btn[aria-pressed="true"]{background:var(--dec-gold);color:var(--dec-blue)}
.orientation-table{width:100%;border-collapse:collapse;background:#fff}
.orientation-table th,.orientation-table td{padding:13px;border:1px solid var(--dec-line);text-align:left;vertical-align:top}
.orientation-table th{background:#efe0b8;color:#42320e}
.quiz details{margin:10px 0;background:#fff;border:1px solid var(--dec-line);border-radius:12px;padding:14px 17px}
.quiz summary{font-weight:700;cursor:pointer}
.answer{padding-top:12px}
.lightbox{display:none;position:fixed;inset:0;z-index:999;background:rgba(0,0,0,.86);align-items:center;justify-content:center;padding:30px}
.lightbox.open{display:flex}
.lightbox img{max-width:94vw;max-height:88vh}
.lightbox-close{position:absolute;right:24px;top:18px;border:0;background:none;color:#fff;font-size:3rem;cursor:pointer}

@media(max-width:900px){
  .hub-grid,.feature-intro{grid-template-columns:1fr}
  .resource-grid,.visual-grid,.principles-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .visual-card--wide{grid-column:span 1}
}
@media(max-width:640px){
  .decodeur-wrap{width:min(100% - 22px,1160px)}
  .decodeur-hero{padding:54px 0}
  .resource-grid,.visual-grid,.principles-grid{grid-template-columns:1fr}
}