body{margin:0;font-family:system-ui,sans-serif;background:#0b0b0b;color:#eee}
.topnav{display:flex;align-items:center;gap:18px;padding:14px 28px;background:rgba(0,0,0,.85);position:sticky;top:0;z-index:100}
.topnav a{color:#ddd;text-decoration:none}
.topnav a.active{color:#caa24d;border-bottom:2px solid #caa24d}
.lang-toggle,.fresco-toggle{margin-left:auto;display:flex;gap:8px}
.lang-toggle button,.fresco-toggle button{background:transparent;border:1px solid #444;color:#ddd;padding:4px 8px;border-radius:6px;cursor:pointer}
.hero{text-align:center;padding:50px 20px}
.grid{padding:40px}
.tomb-chamber{display:grid;grid-template-columns:1fr 1fr 1fr;gap:12px}
.wall{background:#111;border:1px solid #222;padding:16px;min-height:220px}
.fresco-gallery{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:12px;margin-top:20px}
.fresco-gallery img{width:100%;cursor:zoom-in;border-radius:6px}
#fresco-overlay{position:fixed;inset:0;background:rgba(0,0,0,.95);display:none;align-items:center;justify-content:center;z-index:1000}
#fresco-overlay img{max-width:90%;max-height:90%}
body.fresco-mode{background:#050505;filter:brightness(.8)}
body::after{content:"";position:fixed;inset:0;pointer-events:none;background:radial-gradient(circle,transparent 60%,rgba(0,0,0,.5))}