.lab-shell{max-width:1240px}.lab-heading{padding:24px 0 18px}.lab-heading h1{letter-spacing:-.04em;margin:18px 0;font-size:clamp(30px,5vw,56px)}.lab-heading p{color:var(--muted-foreground)}.lab-templates{flex-wrap:wrap;gap:8px;margin:0 0 28px;display:flex}.lab-shell button{cursor:pointer;border:1px solid var(--border);background:var(--card);color:var(--foreground);font:inherit;border-radius:9px;padding:10px 15px;font-size:13px}.lab-shell button[aria-pressed=true]{background:var(--primary);color:var(--primary-foreground);border-color:var(--primary)}.lab-shell button:disabled{opacity:.4;cursor:not-allowed}:is(.lab-shell button:focus-visible,.lab-shell input:focus-visible,.lab-shell select:focus-visible){outline:2px solid var(--primary);outline-offset:3px}.lab-panel{background:var(--card);border:1px solid var(--border);border-radius:var(--theme-radius,16px);margin:20px 0;padding:24px}.lab-panel h2{align-items:center;gap:14px;margin:0 0 20px;font-size:17px;display:flex}.lab-panel h2>span{color:var(--primary);font:12px monospace}.lab-panel h2>small{color:var(--muted-foreground);font-weight:400}.lab-inputs{grid-template-columns:repeat(6,minmax(0,1fr));gap:16px;display:grid}.lab-shell label{color:var(--muted-foreground);min-width:0;font-size:12px;display:block}.lab-shell input:not([type=range]),.lab-shell select{box-sizing:border-box;width:100%;min-width:0;color:var(--foreground);background:var(--background);border:1px solid var(--border);border-radius:8px;margin-top:8px;padding:11px 9px;font:14px system-ui}.lab-shell input{direction:ltr}.lab-section-head{justify-content:space-between;align-items:center;gap:12px;margin-bottom:20px;display:flex}.lab-section-head h2{margin:0}.lab-leg{border-top:1px solid var(--border);grid-template-columns:24px 1fr 1fr .8fr 1fr 1.4fr 36px;align-items:start;gap:12px;padding:16px 0;display:grid}.lab-leg small{margin-top:6px;font-size:10px;display:block}.lab-leg-number{color:var(--muted-foreground);padding-top:36px;font:12px monospace}.lab-leg>button{margin-top:24px;padding:9px}.lab-reset{margin-top:12px}.lab-metrics{grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;margin-top:24px;display:grid}.lab-metrics>div{background:var(--card);border:1px solid var(--border);border-radius:12px;padding:20px}.lab-metrics small,.lab-greeks small{color:var(--muted-foreground);font-size:11px;display:block}.lab-metrics strong,.lab-greeks strong{overflow-wrap:anywhere;margin-top:12px;font:clamp(18px,2.2vw,28px) monospace;display:block}.lab-legend{color:var(--muted-foreground);flex-wrap:wrap;gap:24px;font-size:12px;display:flex}.lab-legend i{background:var(--primary);vertical-align:middle;width:18px;height:3px;margin-inline-end:8px;display:inline-block}.lab-legend span+span i{background:#61a9bb}.lab-chart{touch-action:pan-y;direction:ltr;width:100%;height:auto}.lab-chart text{fill:var(--muted-foreground);font:11px system-ui}.lab-chart path{fill:none}.lab-grid{stroke:var(--border);stroke-width:.6px}.lab-zero{stroke:var(--muted-foreground);stroke-width:1px}.lab-expiry{stroke:var(--primary);stroke-width:3px;stroke-linejoin:round}.lab-model{stroke:#61a9bb;stroke-width:2px;stroke-dasharray:6 5}.lab-cross{stroke:var(--muted-foreground);stroke-dasharray:3 5}.lab-dot{fill:var(--primary)}.lab-probe{background:var(--background);border-radius:8px;flex-wrap:wrap;gap:12px 24px;padding:14px;font:12px monospace;display:flex}.lab-slider{margin-top:20px}.lab-slider input{width:100%;accent-color:var(--primary);margin-top:15px;display:block}.lab-greeks{grid-template-columns:repeat(4,1fr);gap:16px;display:grid}.lab-note{color:var(--muted-foreground);margin-top:20px;font-size:12px;line-height:1.9}.lab-error{border:1px solid #cc807e;border-radius:12px;padding:20px}.lab-note a{text-decoration:underline}.lab-entry{background:var(--card);border:1px solid var(--primary);border-radius:var(--theme-radius,12px);flex-direction:column;gap:8px;margin:20px 0;padding:22px;display:flex}.lab-entry strong{font-size:21px}.lab-entry small{color:var(--muted-foreground)}@media (max-width:900px){.lab-inputs{grid-template-columns:repeat(3,minmax(0,1fr))}.lab-metrics{grid-template-columns:repeat(2,minmax(0,1fr))}.lab-leg{grid-template-columns:20px 1fr 1fr 1fr}.lab-leg-number{grid-row:span 2}.lab-leg>button{margin-top:24px}.lab-leg label:nth-last-child(2){grid-column:span 2}}@media (max-width:540px){.lab-panel{padding:16px}.lab-inputs{grid-template-columns:repeat(2,minmax(0,1fr))}.lab-greeks{grid-template-columns:repeat(2,1fr)}.lab-leg{grid-template-columns:16px 1fr 1fr 1fr;gap:9px}.lab-shell input:not([type=range]),.lab-shell select{padding:9px 4px;font-size:16px}.lab-metrics>div{padding:14px}.lab-metrics strong{font-size:19px}.lab-chart{min-height:200px}.lab-section-head{align-items:flex-start}.lab-probe{font-size:11px}.lab-leg{grid-template-columns:repeat(2,minmax(0,1fr))}.lab-leg-number{display:none}.lab-leg label:nth-last-child(2){grid-column:auto}.lab-leg>button{min-height:40px}.lab-chart text{font-size:20px}}.lab-simulator{border-top:1px solid var(--border);margin-top:24px;padding-top:20px}.lab-simulator h3{font-size:18px}.lab-simulation-controls{grid-template-columns:1fr 1fr 180px;align-items:end;gap:24px;display:grid}.lab-simulation-actions{flex-wrap:wrap;gap:12px;margin-top:20px;display:flex}@media (max-width:640px){.lab-simulation-controls{grid-template-columns:1fr}.lab-simulation-controls .lab-slider{margin-top:6px}}