.fg-manual {
      --fg-bg: #0f0f13;
      --fg-card: #1a1a24;
      --fg-cyan: #00d4ff;
      --fg-purple: #7c3aed;
      --fg-text: #e2e8f0;
      --fg-muted: #94a3b8;
      --fg-warning: #f59e0b;
      --fg-danger: #ef4444;
      
      font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
      background-color: var(--fg-bg);
      color: var(--fg-text);
      line-height: 1.6;
      max-width: 900px;
      margin: 0 auto;
      padding: 20px;
      border-radius: 16px;
      box-sizing: border-box;
    }

    .fg-manual * { margin: 0; padding: 0; box-sizing: border-box; }

    /* Header */
    .fg-manual header {
      text-align: center;
      padding: 40px 20px 32px;
      background: linear-gradient(135deg, var(--fg-card) 0%, #252535 100%);
      border-bottom: 3px solid var(--fg-cyan);
      margin-bottom: 28px;
      border-radius: 16px;
      border: 1px solid rgba(255,255,255,0.08);
    }

    .fg-manual .brand {
      font-size: 0.8em;
      text-transform: uppercase;
      letter-spacing: 3px;
      color: var(--fg-cyan);
      margin-bottom: 8px;
      font-weight: 700;
    }
    
    .fg-manual .brand small {
      display: block;
      margin-top: 6px;
      color: var(--fg-muted);
      letter-spacing: 1px;
      font-weight: 400;
      text-transform: none;
      font-size: 0.9em;
    }

    .fg-manual h1 {
      font-size: 2.2em;
      font-weight: 300;
      letter-spacing: 1px;
      margin-bottom: 8px;
      background: linear-gradient(135deg, #ffffff 0%, var(--fg-cyan) 70%);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
      background-clip: text;
    }

    .fg-manual .subtitle {
      font-size: 1.05em;
      color: var(--fg-muted);
      font-weight: 300;
    }

    .fg-manual .badges {
      margin-top: 14px;
      display: flex;
      justify-content: center;
      gap: 8px;
      flex-wrap: wrap;
    }

    .fg-manual .badge {
      display: inline-block;
      padding: 5px 12px;
      border-radius: 999px;
      font-size: 0.75em;
      font-family: 'Courier New', monospace;
      border: 1px solid;
    }

    .fg-manual .badge-cyan {
      background: rgba(0, 212, 255, 0.1);
      border-color: var(--fg-cyan);
      color: var(--fg-cyan);
    }

    .fg-manual .badge-purple {
      background: rgba(124, 58, 237, 0.12);
      border-color: rgba(124, 58, 237, 0.7);
      color: #c4b5fd;
    }

    /* Navigazione */
    .fg-manual nav.toc {
      background: var(--fg-card);
      padding: 20px;
      border-radius: 12px;
      margin-bottom: 24px;
      border-left: 4px solid var(--fg-purple);
      border: 1px solid rgba(255,255,255,0.08);
    }

    .fg-manual nav.toc h2 {
      color: var(--fg-cyan);
      margin-bottom: 12px;
      font-size: 0.95em;
      text-transform: uppercase;
      letter-spacing: 2px;
    }

    .fg-manual nav.toc ul {
      list-style: none;
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
      gap: 6px;
    }

    .fg-manual nav.toc a {
      color: var(--fg-muted);
      text-decoration: none;
      transition: all 0.2s ease;
      display: block;
      padding: 5px 10px;
      border-radius: 6px;
      font-size: 0.9em;
    }

    .fg-manual nav.toc a:hover {
      color: var(--fg-cyan);
      background: rgba(0,212,255,0.05);
      padding-left: 14px;
    }

    .fg-manual nav.toc .num {
      color: var(--fg-cyan);
      font-weight: 700;
      margin-right: 6px;
      font-family: 'Courier New', monospace;
    }

    /* Sezioni */
    .fg-manual section {
      background: var(--fg-card);
      margin-bottom: 20px;
      border-radius: 12px;
      overflow: hidden;
      border: 1px solid rgba(255,255,255,0.08);
      box-shadow: 0 4px 20px rgba(0,0,0,0.3);
    }

    .fg-manual .section-header {
      background: linear-gradient(90deg, rgba(0,212,255,0.12) 0%, transparent 100%);
      padding: 18px 24px;
      border-left: 4px solid var(--fg-cyan);
    }

    .fg-manual .section-number {
      font-family: 'Courier New', monospace;
      color: var(--fg-cyan);
      font-size: 0.8em;
      text-transform: uppercase;
      letter-spacing: 2px;
      display: block;
      margin-bottom: 4px;
    }

    .fg-manual h2 { 
      font-size: 1.4em; 
      font-weight: 600; 
      color: #fff; 
    }

    .fg-manual h3 {
      font-size: 1.1em;
      color: var(--fg-cyan);
      margin-bottom: 12px;
      font-weight: 600;
    }

    .fg-manual h4 {
      font-size: 0.85em;
      color: var(--fg-cyan);
      margin-bottom: 8px;
      text-transform: uppercase;
      letter-spacing: 1px;
      font-weight: 700;
    }

    .fg-manual .section-content { 
      padding: 20px 24px; 
    }

    .fg-manual p {
      margin-bottom: 16px;
      color: var(--fg-muted);
      line-height: 1.7;
      font-size: 0.95em;
    }

    .fg-manual strong { color: var(--fg-text); }

    /* Griglie */
    .fg-manual .specs-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
      gap: 14px;
      margin: 16px 0;
    }

    .fg-manual .spec-card {
      background: rgba(0,0,0,0.2);
      padding: 14px;
      border-radius: 8px;
      border: 1px solid rgba(255,255,255,0.05);
    }

    .fg-manual .spec-card ul { 
      list-style: none; 
      padding-left: 0; 
    }
    
    .fg-manual .spec-card li {
      padding: 4px 0 4px 14px;
      position: relative;
      color: var(--fg-muted);
      font-size: 0.9em;
    }
    
    .fg-manual .spec-card li::before { 
      content: "›"; 
      position: absolute; 
      left: 0; 
      color: var(--fg-cyan);
      font-weight: bold;
    }

    .fg-manual .two-col {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 24px;
      align-items: start;
      margin: 20px 0;
    }

    @media (max-width: 768px) {
      .fg-manual .two-col { grid-template-columns: 1fr; }
      .fg-manual h1 { font-size: 1.6em; }
      .fg-manual .section-content { padding: 16px; }
    }

    .fg-manual .card {
      background: rgba(0,0,0,0.2);
      padding: 16px;
      border-radius: 8px;
      border: 1px solid rgba(255,255,255,0.05);
    }

    /* ============================================
       IMMAGINI - FIX PRINCIPALE
       ============================================ */
    .fg-manual figure.fg-fig {
      margin: 0;
      background: rgba(0,0,0,0.2);
      padding: 12px;
      border-radius: 10px;
      border: 1px solid rgba(255,255,255,0.06);
      text-align: center; /* Centra l'immagine se più piccola */
    }

    /* REGOLA BASE: immagini contenute ma NON tagliate */
    .fg-manual figure.fg-fig img {
      width: 100%;
      max-width: 100%;
      height: auto; /* Altezza naturale proporzionata */
      max-height: 400px; /* Limite massimo */
      object-fit: contain; /* IMPORTANTE: non taglia l'immagine */
      object-position: center;
      border-radius: 6px;
      display: block;
      margin: 0 auto; /* Centra orizzontalmente */
      cursor: zoom-in;
      transition: transform 0.2s ease;
    }

    /* Hover leggero */
    .fg-manual figure.fg-fig img:hover {
      transform: scale(1.02);
    }

    /* Stato ingrandito al click */
    .fg-manual figure.fg-fig img.fg-expanded {
      max-height: none;
      max-width: 100%;
      cursor: zoom-out;
    }

    /* QR CODE SPECIFICO: dimensioni fisse più piccole */
    .fg-manual .qr-code-img {
      max-height: 180px !important; /* QR code più piccoli */
      width: auto !important; /* Mantieni proporzioni quadrate */
      background: #fff;
      padding: 8px;
      border-radius: 4px;
    }

    /* Didascalie */
    figcaption.fg-cap {
      margin-top: 10px;
      font-size: 0.8em;
      color: var(--fg-muted);
      line-height: 1.4;
    }

    .fg-cap .fg-num {
      font-family: 'Courier New', monospace;
      color: var(--fg-cyan);
      font-weight: 700;
      margin-right: 6px;
    }

    .fg-cap .fg-txt { font-style: italic; }

    /* Galleria responsive */
    .fg-manual .gallery {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 16px;
      margin-top: 20px;
    }

    .fg-manual .video-card {
      max-width: 760px;
      margin: 24px auto 10px;
      background: rgba(0,0,0,0.2);
      padding: 12px;
      border-radius: 10px;
      border: 1px solid rgba(255,255,255,0.1);
      box-shadow: 0 4px 16px rgba(0,0,0,0.28);
    }

    .fg-manual .video-frame {
      position: relative;
      width: 100%;
      aspect-ratio: 16 / 9;
      overflow: hidden;
      border-radius: 8px;
      background: #000;
    }

    .fg-manual .video-frame iframe {
      position: absolute;
      inset: 0;
      width: 100%;
      height: 100%;
      border: 0;
    }

    .fg-manual .video-card.video-short {
      max-width: 420px;
    }

    .fg-manual .video-card.video-short .video-frame {
      aspect-ratio: 9 / 16;
    }

    .fg-manual .video-link {
      display: inline-block;
      margin-top: 10px;
      color: var(--fg-cyan);
      font-weight: 700;
      text-decoration: none;
    }

    .fg-manual .qr-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
      gap: 20px;
      margin-top: 20px;
      max-width: 600px; /* Limita larghezza griglia QR */
      margin-left: auto;
      margin-right: auto;
    }

    /* Box informativi */
    .fg-manual .warning-box,
    .fg-manual .danger-box,
    .fg-manual .info-box {
      padding: 14px 18px;
      margin: 14px 0;
      border-radius: 8px;
      font-size: 0.9em;
      line-height: 1.6;
    }

    .fg-manual .warning-box {
      background: rgba(245, 158, 11, 0.1);
      border-left: 4px solid var(--fg-warning);
      border: 1px solid rgba(245,158,11,0.2);
    }
    
    .fg-manual .warning-box strong {
      color: var(--fg-warning);
      display: block;
      margin-bottom: 4px;
      text-transform: uppercase;
      font-size: 0.8em;
      letter-spacing: 0.5px;
    }

    .fg-manual .danger-box {
      background: rgba(239, 68, 68, 0.1);
      border-left: 4px solid var(--fg-danger);
      border: 1px solid rgba(239,68,68,0.2);
    }
    
    .fg-manual .danger-box strong {
      color: #fecaca;
      display: block;
      margin-bottom: 4px;
      text-transform: uppercase;
      font-size: 0.8em;
      letter-spacing: 0.5px;
    }

    .fg-manual .info-box {
      background: rgba(0, 212, 255, 0.08);
      border: 1px solid rgba(0, 212, 255, 0.2);
      border-radius: 8px;
    }
    
    .fg-manual .info-box strong { color: var(--fg-cyan); }

    /* Codice */
    .fg-manual code, .fg-manual .kbd {
      background: rgba(0,0,0,0.4);
      color: var(--fg-cyan);
      padding: 2px 6px;
      border-radius: 4px;
      font-family: 'Courier New', monospace;
      font-size: 0.9em;
      border: 1px solid rgba(0,212,255,0.2);
    }

    .fg-manual .network-config {
      background: #0a0a0f;
      border: 1px solid rgba(0,212,255,0.3);
      padding: 14px 18px;
      border-radius: 8px;
      font-family: 'Courier New', monospace;
      margin: 14px 0;
      font-size: 0.95em;
    }

    .fg-manual .network-config .row { 
      display: flex; 
      gap: 12px; 
      padding: 4px 0; 
      flex-wrap: wrap; 
    }
    
    .fg-manual .network-config .label { 
      color: var(--fg-cyan); 
      min-width: 90px; 
      font-weight: 600;
    }
    
    .fg-manual .network-config .value { 
      color: #e5e7eb; 
      word-break: break-all;
    }

    /* Procedure */
    .fg-manual .procedure { 
      counter-reset: steps; 
      list-style: none; 
      padding-left: 0; 
    }
    
    .fg-manual .procedure li {
      counter-increment: steps;
      margin-bottom: 10px;
      padding-left: 40px;
      position: relative;
      min-height: 28px;
      color: var(--fg-muted);
      line-height: 1.6;
      font-size: 0.95em;
    }
    
    .fg-manual .procedure li strong { color: var(--fg-text); }
    
    .fg-manual .procedure li::before {
      content: counter(steps);
      position: absolute;
      left: 0; top: 0;
      background: var(--fg-cyan);
      color: #000;
      width: 26px; 
      height: 26px;
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 800;
      font-family: 'Courier New', monospace;
      font-size: 0.85em;
    }

    /* Tabelle */
    .fg-manual table {
      width: 100%;
      border-collapse: collapse;
      margin: 14px 0;
      font-size: 0.9em;
      border-radius: 8px;
      overflow: hidden;
      border: 1px solid rgba(255,255,255,0.08);
    }
    
    .fg-manual th, .fg-manual td {
      padding: 10px 14px;
      text-align: left;
      border-bottom: 1px solid rgba(255,255,255,0.06);
      color: var(--fg-muted);
    }
    
    .fg-manual th {
      background: rgba(0,0,0,0.3);
      color: var(--fg-cyan);
      font-weight: 700;
      text-transform: uppercase;
      font-size: 0.75em;
      letter-spacing: 0.5px;
    }

    .fg-manual tr:last-child td { border-bottom: none; }

    /* Footer */
    .fg-manual .footer {
      text-align: center;
      padding: 32px 20px;
      color: var(--fg-muted);
      font-size: 0.9em;
      border-top: 1px solid rgba(255,255,255,0.1);
      margin-top: 32px;
    }

    .fg-manual { scroll-behavior: smooth; }