.mega-vf-visual{--vf-navy:#071b3a;--vf-blue:#1677ff;--vf-cyan:#16bfdc;--vf-border:#d4e1ec;--vf-muted:#63768a;margin:32px 0;padding:26px;background:linear-gradient(135deg,#f8fbff,#eef5fb);border:1px solid var(--vf-border);border-radius:20px;color:var(--vf-navy);font-family:Inter,Arial,Helvetica,sans-serif}.mega-vf-heading{max-width:760px}.mega-vf-eyebrow{margin-bottom:8px;color:var(--vf-blue);font-size:11px;font-weight:800;letter-spacing:.14em}.mega-vf-heading h2{margin:0;font-size:clamp(24px,4vw,34px);line-height:1.15}.mega-vf-heading p{margin:10px 0 0;color:var(--vf-muted);font-size:13px;line-height:1.6}.mega-vf-layout{display:grid;grid-template-columns:minmax(0,1.45fr) minmax(235px,.75fr);gap:18px;margin-top:22px}.mega-vf-rack-wrap{padding:14px 14px 10px;background:#fff;border:1px solid var(--vf-border);border-radius:15px}.mega-vf-rack{display:block;width:100%;height:auto}.mega-vf-frame{fill:#f4f9fc;stroke:#7aa4c3;stroke-width:2}.mega-vf-shelves rect{fill:#b7c8d6}.mega-vf-fan{fill:#071b3a;stroke:#24c8e5;stroke-width:3}.mega-vf-flow-arrow{fill:none;stroke:#1677ff;stroke-width:3;stroke-linecap:round;stroke-dasharray:10 7}.mega-vf-label{fill:#61778d;font-size:12px;letter-spacing:.08em}.mega-vf-legend{display:flex;gap:18px;flex-wrap:wrap;margin-top:6px;color:#63768a;font-size:10px}.mega-vf-legend span{display:flex;align-items:center;gap:6px}.mega-vf-legend span::before{content:"";width:15px;height:8px;border-radius:3px}.mega-vf-cool::before{background:#3a9ed7}.mega-vf-warm::before{background:#db8061}.mega-vf-controls{padding:18px;background:var(--vf-navy);border-radius:15px;color:#fff}.mega-vf-controls label{display:block;margin-bottom:9px;color:#c5d6e5;font-size:11px;font-weight:800;letter-spacing:.05em}.mega-vf-buttons{display:grid;gap:8px;margin-bottom:20px}.mega-vf-buttons button{padding:10px 12px;color:#c7d9e9;background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.2);border-radius:9px;text-align:left;font:inherit;font-size:12px;cursor:pointer}.mega-vf-buttons button.is-active{color:#fff;background:var(--vf-blue);border-color:#65c7ff}.mega-vf-controls input[type=range]{display:block;width:100%;accent-color:#38d7ec}.mega-vf-density{display:flex;align-items:baseline;gap:6px;margin-top:8px;color:#a9c0d8;font-size:11px}.mega-vf-density strong{color:#fff;font-size:22px}.mega-vf-results{display:grid;gap:9px;margin-top:19px}.mega-vf-results>div{padding:10px 12px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.14);border-radius:10px}.mega-vf-results span{display:block;color:#a9c0d8;font-size:9px;font-weight:800;letter-spacing:.1em}.mega-vf-results strong{display:block;margin-top:4px;color:#6ee7f4;font-size:21px}.mega-vf-results p{margin:4px 0 0;color:#d0deea;font-size:11px;line-height:1.45}.mega-vf-note{margin:18px 0 0;padding:13px 15px;color:#5d7186;background:#fff;border-left:3px solid var(--vf-cyan);border-radius:7px 12px 12px 7px;font-size:11px;line-height:1.55}.mega-vf-note strong{color:var(--vf-navy)}@media(max-width:700px){.mega-vf-visual{padding:18px}.mega-vf-layout{grid-template-columns:1fr}.mega-vf-controls{order:-1}}