:root{--bg:#0a0a0f;--surface:#13131a;--surface2:#1c1c28;--border:#2a2a3a;--text:#e8e8f0;--text-dim:#88a;--cyan:#00d4ff;--red:#f36;--gold:gold;--magenta:#f0a;--green:#0f8;--amber:#fa0;--font-mono:"Fira Mono", "Cascadia Code", "Consolas", monospace;--focus-ring:2px solid #00d4ff;--focus-offset:2px}[data-theme=light]{--bg:#f4f4f8;--surface:#fff;--surface2:#ededf0;--border:#aac;--text:#1a1a2e;--text-dim:#4a4a66;--cyan:#006fa8;--red:#c0003a;--gold:#8a6200;--magenta:#9b006e;--green:#006e3a;--amber:#905800;--focus-ring:2px solid #006fa8}[data-theme=light] .term{color:#e8e8f0;background:#1a1a28}[data-theme=light] .term .lbl-cyan{color:#00d4ff}[data-theme=light] .term .lbl-red{color:#f36}[data-theme=light] .term .lbl-gold{color:gold}[data-theme=light] .term .lbl-magenta{color:#f0a}[data-theme=light] .term .lbl-green{color:#0f8}[data-theme=light] .term .lbl-amber{color:#fa0}[data-theme=light] .term .lbl-dim{color:#88a}*{box-sizing:border-box;margin:0;padding:0}.skip-link{background:var(--cyan);color:#000;font-family:var(--font-mono);z-index:1000;padding:8px 16px;font-size:13px;text-decoration:none;position:absolute;top:-100px;left:0}.skip-link:focus{top:0}body{background:var(--bg);color:var(--text);font-family:var(--font-mono);min-height:100vh;font-size:14px;line-height:1.6}#app{max-width:900px;margin:0 auto;padding:20px 16px 80px}.lab-header{border-bottom:1px solid var(--border);flex-wrap:wrap;justify-content:space-between;align-items:flex-start;gap:8px;margin-bottom:24px;padding:20px 0 16px;display:flex}.lab-header h1{color:var(--cyan);letter-spacing:.05em;text-transform:uppercase;font-size:clamp(14px,4vw,18px)}.lab-header .subtitle{color:var(--text-dim);margin-top:4px;font-size:clamp(11px,2.5vw,12px)}.theme-toggle{background:var(--surface2);border:1px solid var(--border);color:var(--text);cursor:pointer;min-height:44px;font-family:var(--font-mono);flex-shrink:0;padding:10px 14px;font-size:13px}.theme-toggle:hover{border-color:var(--cyan);color:var(--cyan)}.theme-toggle:focus-visible{outline:var(--focus-ring);outline-offset:var(--focus-offset)}.tab-nav{flex-wrap:wrap;gap:4px;margin-bottom:20px;display:flex}.tab-btn{background:var(--surface);border:1px solid var(--border);color:var(--text-dim);cursor:pointer;min-height:44px;font-family:var(--font-mono);text-align:center;flex:auto;padding:10px 14px;font-size:12px;transition:all .15s}.tab-btn:hover{color:var(--text);border-color:var(--cyan)}.tab-btn[aria-selected=true]{color:var(--cyan);border-color:var(--cyan);background:var(--surface2)}.tab-btn:focus-visible{outline:var(--focus-ring);outline-offset:var(--focus-offset)}@media (width<=480px){.tab-btn{padding:10px 6px;font-size:11px}}.panel{display:none}.panel.active{display:block}.card{background:var(--surface);border:1px solid var(--border);margin-bottom:16px;padding:20px}.card h2{color:var(--cyan);text-transform:uppercase;letter-spacing:.08em;border-bottom:1px solid var(--border);margin-bottom:12px;padding-bottom:8px;font-size:13px}.card h3{color:var(--text-dim);margin:12px 0 6px;font-size:12px}.term{border:1px solid var(--border);font-family:var(--font-mono);white-space:pre-wrap;word-break:break-all;overflow-wrap:anywhere;color:#e8e8f0;background:#050508;min-height:60px;padding:14px;font-size:12px;line-height:1.7}.term .lbl-cyan{color:var(--cyan)}.term .lbl-red{color:var(--red)}.term .lbl-gold{color:var(--gold)}.term .lbl-magenta{color:var(--magenta)}.term .lbl-green{color:var(--green)}.term .lbl-amber{color:var(--amber)}.term .lbl-dim{color:var(--text-dim)}.term .censor{background:var(--red);color:var(--red)}.field-row{flex-direction:column;gap:4px;margin-bottom:12px;display:flex}.field-row label{color:var(--text-dim);text-transform:uppercase;letter-spacing:.06em;font-size:11px}.field-row input,.field-row textarea{background:var(--surface2);border:1px solid var(--border);color:var(--text);font-family:var(--font-mono);width:100%;padding:10px 12px;font-size:16px}.field-row input:focus,.field-row textarea:focus{outline:var(--focus-ring);outline-offset:0;border-color:var(--cyan)}.btn{background:var(--surface2);border:1px solid var(--border);color:var(--text);cursor:pointer;min-width:44px;min-height:44px;font-family:var(--font-mono);justify-content:center;align-items:center;margin-bottom:8px;margin-right:8px;padding:10px 18px;font-size:13px;transition:all .15s;display:inline-flex}.btn:hover:not(:disabled){border-color:var(--cyan);color:var(--cyan)}.btn:focus-visible{outline:var(--focus-ring);outline-offset:var(--focus-offset)}.btn:disabled{opacity:.4;cursor:not-allowed}.btn-primary{border-color:var(--cyan);color:var(--cyan)}.btn-danger{border-color:var(--red);color:var(--red)}.btn-gold{border-color:var(--gold);color:var(--gold)}.cols-2{grid-template-columns:1fr 1fr;gap:16px;display:grid}@media (width<=600px){.cols-2{grid-template-columns:1fr}}.warning-box{border:1px solid var(--amber);background:#ffaa000d;margin-bottom:16px;padding:12px 16px}.warning-box .warning-title{color:var(--amber);margin-bottom:6px;font-size:12px;font-weight:700}.escrow-box{border:2px solid var(--red);background:#ff33660d;margin-bottom:16px;padding:16px}.escrow-box .escrow-title{color:var(--red);margin-bottom:8px;font-size:13px;font-weight:700}.spinner{color:var(--text-dim);animation:.8s step-end infinite blink}@keyframes blink{50%{opacity:0}}.badge{border:1px solid;padding:1px 6px;font-size:11px;display:inline-block}.badge-ok{color:var(--green);border-color:var(--green)}.badge-fail{color:var(--red);border-color:var(--red)}.badge-warn{color:var(--amber);border-color:var(--amber)}.cross-links{border-top:1px solid var(--border);margin-top:20px;padding-top:16px}.cross-links h3{color:var(--text-dim);text-transform:uppercase;letter-spacing:.08em;margin-bottom:8px;font-size:11px}.cross-links a{color:var(--cyan);min-height:36px;padding:4px 0;font-size:12px;line-height:28px;text-decoration:none;display:block}.cross-links a:hover,.cross-links a:focus-visible{outline:var(--focus-ring);outline-offset:2px;text-decoration:underline}@media (prefers-reduced-motion:reduce){.spinner{opacity:.6;animation:none}.btn,.tab-btn,.theme-toggle{transition:none}}