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New,monospace;font-size:.75rem}[data-theme=light] .sim-banner{color:#860;background:#fff8e0;border-color:#ca4}.controls{flex-wrap:wrap;align-items:center;gap:12px;padding:12px 0;display:flex}.controls button{border:1px solid var(--border);background:var(--btn-bg);color:var(--text);cursor:pointer;border-radius:6px;padding:8px 18px;font-family:Courier New,monospace;font-size:.85rem;font-weight:700;transition:background .2s}.controls button:hover:not(:disabled){background:var(--btn-hover)}.controls button:disabled{opacity:.4;cursor:not-allowed}.controls button.btn-alice{border-color:var(--alice);color:var(--alice)}.controls button.btn-eve{border-color:var(--eve);color:var(--eve)}.controls button.btn-reset{border-color:var(--text-muted);color:var(--text-muted)}.slider-group{color:var(--text-muted);flex-direction:column;gap:2px;font-family:Courier New,monospace;font-size:.75rem;display:flex}.slider-group 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8px;flex-wrap:wrap;gap:20px;margin-bottom:12px;padding:6px 12px;font-family:Courier New,monospace;font-size:.8rem;display:flex}.channel-counters span{white-space:nowrap}.bottom-grid{grid-template-columns:1fr 1fr;gap:12px;display:grid}.panel{background:var(--bg-panel);border:1px solid var(--border);border-radius:8px;max-height:620px;padding:16px;overflow-y:auto}.panel::-webkit-scrollbar{width:6px}.panel::-webkit-scrollbar-thumb{background:var(--scroll-thumb);border-radius:3px}.panel-header{letter-spacing:2px;color:var(--alice);margin-bottom:12px;font-family:Courier New,monospace;font-size:.9rem;font-weight:700}.step{border:1px solid var(--border);border-radius:6px;margin-bottom:8px;overflow:hidden}.step-header{cursor:pointer;background:var(--bg);-webkit-user-select:none;user-select:none;align-items:center;gap:8px;padding:8px 12px;font-family:Courier New,monospace;font-size:.82rem;font-weight:600;display:flex}.step-header:focus-visible{outline:2px solid var(--alice);outline-offset:-2px}.step-arrow{font-size:.7rem;transition:transform .2s}.step.open .step-arrow{transform:rotate(90deg)}.step-body{color:var(--text-muted);white-space:pre-wrap;padding:8px 12px;font-family:Courier New,monospace;font-size:.78rem;line-height:1.6;display:none}.step.open .step-body{display:block}.step.active{border-color:var(--alice)}.step.done{border-color:var(--safe)}.step.error-step{border-color:var(--eve)}.step .progress-bar{background:var(--border);border-radius:2px;height:3px;margin:6px 0;overflow:hidden}.step .progress-fill{background:var(--alice);width:0%;height:100%;transition:width .3s}.qber-gauge{justify-content:center;margin-bottom:16px;display:flex}.qber-gauge svg{width:180px;height:110px}.comparison-table{border-collapse:collapse;width:100%;margin-bottom:16px;font-family:Courier New,monospace;font-size:.75rem}.comparison-table th,.comparison-table td{border-bottom:1px solid var(--border);text-align:left;padding:6px 8px}.comparison-table th{color:var(--text-muted);font-weight:600}.row-red td{color:var(--eve)}.row-amber td{color:var(--gauge-amber)}.row-green td{color:var(--safe)}.row-cyan td{color:var(--alice)}.explainer{border:1px solid var(--border);border-radius:6px;margin-bottom:12px;overflow:hidden}.explainer-header{cursor:pointer;background:var(--bg);-webkit-user-select:none;user-select:none;align-items:center;gap:8px;padding:8px 12px;font-family:Courier New,monospace;font-size:.8rem;font-weight:700;display:flex}.explainer-header:focus-visible{outline:2px solid var(--alice);outline-offset:-2px}.explainer-body{color:var(--text-muted);white-space:pre-wrap;padding:10px 12px;font-family:Courier New,monospace;font-size:.75rem;line-height:1.7;display:none}.explainer.open .explainer-body{display:block}.explainer-arrow{font-size:.7rem;transition:transform .2s}.explainer.open .explainer-arrow{transform:rotate(90deg)}.info-block{margin-bottom:14px}.info-block-title{color:var(--text);margin-bottom:6px;font-family:Courier 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