.main-container{max-width:1400px;margin:0 auto;padding:40px 20px}.hero-value{transition:color .2s}.hero-value.is-profit{color:var(--calc-emerald,#34d399)}.hero-value.is-loss{color:var(--calc-rose,#fb7185)}.form-row{grid-template-columns:1fr 1fr;gap:1rem;margin-bottom:1rem;display:grid}@media (width<=600px){.form-row{grid-template-columns:1fr}}.leg-builder{margin:1rem 0 .5rem}.legs-container{flex-direction:column;gap:.5rem;display:flex}.leg-row{background:var(--calc-bg-input,#ffffff0a);border:1px solid var(--calc-border-default,#ffffff1a);border-radius:var(--calc-radius-md,10px);grid-template-columns:44px 1fr 1fr 1fr 1fr 1fr 32px;align-items:end;gap:.5rem;padding:.65rem;display:grid}.leg-row-stock{grid-template-columns:44px 1fr 1fr 1fr 1fr 32px}.leg-row.leg-short{border-left:3px solid var(--calc-rose,#fb7185);padding-left:calc(.65rem - 3px)}.leg-row.leg-long{border-left:3px solid var(--calc-emerald,#34d399);padding-left:calc(.65rem - 3px)}.leg-kind{justify-content:center;align-items:center;display:flex}.leg-badge{font-family:var(--calc-font-mono,monospace);letter-spacing:.05em;background:var(--calc-bg-card-elevated,#ffffff0f);color:var(--calc-text-faded,#88a);border-radius:4px;padding:4px 8px;font-size:.7rem;font-weight:700;display:inline-block}.leg-badge-call{color:var(--calc-emerald,#34d399);background:#34d3991f}.leg-badge-put{color:var(--calc-rose,#fb7185);background:#fb71851f}.leg-badge-stock{color:var(--calc-indigo,#818cf8);background:#818cf81f}.leg-field{flex-direction:column;gap:4px;min-width:0;display:flex}.leg-field label{color:var(--calc-text-faded,#88a);text-transform:uppercase;letter-spacing:.04em;font-size:.7rem;font-weight:500}.leg-field input,.leg-field select{background:var(--calc-bg-card,#ffffff0d);border:1px solid var(--calc-border-default,#ffffff1a);color:var(--calc-text-primary,#f8fafc);box-sizing:border-box;border-radius:6px;width:100%;padding:6px 8px;font-family:inherit;font-size:.85rem}.leg-field input:focus,.leg-field select:focus{outline:2px solid var(--calc-cyan,#22d3ee);outline-offset:1px}.leg-remove{border:1px solid var(--calc-border-default,#ffffff1a);width:32px;height:32px;color:var(--calc-text-faded,#88a);cursor:pointer;background:0 0;border-radius:6px;align-self:end;margin-bottom:0;font-size:1.2rem;line-height:1;transition:color .15s,background .15s,border-color .15s}.leg-remove:hover:not(:disabled){color:var(--calc-rose,#fb7185);border-color:var(--calc-rose,#fb7185);background:#fb71851a}.leg-remove:disabled{opacity:.3;cursor:not-allowed}.leg-add-row{flex-wrap:wrap;gap:.5rem;margin-top:.65rem;display:flex}.leg-add-btn{background:var(--calc-bg-input,#ffffff0a);border:1px dashed var(--calc-border-default,#ffffff1a);border-radius:var(--calc-radius-md,10px);color:var(--calc-text-primary,#f8fafc);cursor:pointer;padding:6px 12px;font-size:.82rem;font-weight:500;transition:background .15s,border-color .15s,color .15s}.leg-add-btn:hover{background:var(--calc-bg-card-elevated,#ffffff12);border-style:solid;border-color:var(--calc-cyan,#22d3ee);color:var(--calc-cyan,#22d3ee)}@media (width<=720px){.leg-row,.leg-row-stock{grid-template-columns:1fr 1fr;grid-auto-rows:auto}.leg-kind{grid-column:span 2;justify-content:flex-start}.leg-field-spacer{display:none}.leg-remove{grid-column:span 2;width:auto;height:28px}}.stat-grid-greeks .stat-value{font-family:var(--calc-font-mono,monospace);font-size:1.05rem}.payoff-legend{color:var(--calc-text-faded,#88a);flex-wrap:wrap;gap:1rem 1.25rem;margin-top:.75rem;font-size:.78rem;display:flex}.legend-item{align-items:center;gap:6px;display:inline-flex}.legend-swatch{border-radius:2px;width:14px;height:4px;display:inline-block}.legend-profit{background:var(--calc-emerald,#34d399)}.legend-loss{background:var(--calc-rose,#fb7185)}.legend-today{background:var(--calc-sky,#60a5fa);border-top:2px dashed var(--calc-sky,#60a5fa);height:2px}.legend-halfway{background:var(--calc-indigo,#818cf8);border-top:2px dashed var(--calc-indigo,#818cf8);height:2px}.legend-be{border-top:2px dashed var(--calc-cyan,#22d3ee);background:0 0;width:14px;height:0}.legend-spot{background:var(--calc-purple,#a855f7);border-radius:0;width:2px;height:14px}.payoff-positive{color:var(--calc-emerald,#34d399);font-weight:600}.payoff-negative{color:var(--calc-rose,#fb7185);font-weight:600}#scenarioTable tr.row-current{background:#22d3ee14}#scenarioTable tr.row-current td:first-child{border-left:3px solid var(--calc-cyan,#22d3ee);padding-left:calc(.75rem - 3px)}[data-theme=light] .hero-value.is-profit{color:#047857}[data-theme=light] .hero-value.is-loss{color:#e11d48}[data-theme=light] .leg-row{background:#fff;border-color:#0000001a;box-shadow:0 1px 4px #0000000a}[data-theme=light] .leg-row.leg-short{border-left-color:#e11d48}[data-theme=light] .leg-row.leg-long{border-left-color:#047857}[data-theme=light] .leg-field label{color:#475569}[data-theme=light] .leg-field input,[data-theme=light] .leg-field select{color:#0f172a;background:#f0f4f9;border-color:#0000001f}[data-theme=light] .leg-field input:focus,[data-theme=light] .leg-field select:focus{outline-color:#0891b2}[data-theme=light] .leg-badge{color:#475569;background:#f0f4f9}[data-theme=light] .leg-badge-call{color:#047857;background:#0478571a}[data-theme=light] .leg-badge-put{color:#e11d48;background:#e11d481a}[data-theme=light] .leg-badge-stock{color:#4f46e5;background:#4f46e51a}[data-theme=light] .leg-remove{color:#475569;border-color:#0000001f}[data-theme=light] .leg-remove:hover:not(:disabled){color:#e11d48;background:#e11d481a;border-color:#e11d48}[data-theme=light] .leg-add-btn{color:#0f172a;background:#f0f4f9;border-color:#00000026}[data-theme=light] .leg-add-btn:hover{color:#0891b2;background:#e0f2f8;border-color:#0891b2}[data-theme=light] .payoff-positive{color:#047857}[data-theme=light] .payoff-negative{color:#e11d48}[data-theme=light] #scenarioTable tr.row-current{background:#0891b214}[data-theme=light] #scenarioTable tr.row-current td:first-child{border-left-color:#0891b2}[data-theme=light] .legend-be{border-top-color:#0891b2}[data-theme=light] .legend-today{background:#0284c7;border-top-color:#0284c7}[data-theme=light] .legend-halfway{background:#6366f1;border-top-color:#6366f1}[data-theme=light] .legend-spot{background:#7c3aed}[data-theme=light] .payoff-legend{color:#475569}[data-theme=light] .alert-stack .alert-warning{color:#78350f;background:#fffbeb;border-color:#d9770659}[data-theme=light] .alert-stack .alert-info{color:#164e63;background:#eff9fb;border-color:#0891b259}@media (width<=480px){.leg-row,.leg-row-stock{grid-template-columns:1fr}.leg-kind{justify-content:flex-start}.leg-remove{width:100%;height:28px}.hero-sub{word-break:break-word;overflow-wrap:anywhere;max-width:100%}}.faq-list{flex-direction:column;display:flex}.faq-item{border-bottom:1px solid #ffffff0f}.faq-item__question{cursor:pointer;color:var(--calc-text-primary,#f8fafc);user-select:none;justify-content:space-between;align-items:center;padding:14px 4px;font-size:.9rem;font-weight:600;list-style:none;transition:color .2s;display:flex}.faq-item__question::-webkit-details-marker{display:none}.faq-item__question:after{content:"+";font-family:var(--calc-font-mono,monospace);color:var(--calc-text-faded,#88a);flex-shrink:0;margin-left:16px;font-size:1.1rem;transition:color .2s}.faq-item[open] .faq-item__question:after{content:"−";color:var(--calc-cyan,#22d3ee)}.faq-item__question:hover{color:var(--calc-cyan,#22d3ee)}.faq-item__answer{color:var(--calc-text-faded,#88a);padding:0 4px 14px;font-size:.85rem;line-height:1.75}[data-theme=light] .faq-list{gap:8px}[data-theme=light] .faq-item{background:#fff;border:1px solid #0000001a;border-radius:10px;transition:box-shadow .2s,border-color .2s;overflow:hidden;box-shadow:0 1px 4px #0000000f}[data-theme=light] .faq-item:hover{border-color:#0891b259;box-shadow:0 2px 10px #0891b214}[data-theme=light] .faq-item[open]{border-color:#0891b266 #0891b266 #0891b266 #0891b2;border-left-style:solid;border-left-width:3px;box-shadow:0 2px 12px #0891b21a}[data-theme=light] .faq-item__question{color:#0f172a;padding:14px 16px}[data-theme=light] .faq-item__question:after{color:#64748b}[data-theme=light] .faq-item[open] .faq-item__question:after,[data-theme=light] .faq-item__question:hover{color:#0891b2}[data-theme=light] .faq-item__answer{color:#475569;border-top:1px solid #0000000f;padding:12px 16px 16px}[data-theme=light] .trust-block{background:#fffbeb;border-color:#0000001a #0000001a #0000001a #b45309}[data-theme=light] .trust-block p{color:#475569}[data-theme=light] .trust-block strong{color:#b45309}@media print{.glass-navbar,.nav-toggle,.calc-breadcrumb,.tab-nav,.alert-stack,.action-bar,.leg-add-row,.calc-back-to-top,.calc-progress-bar,.skip-link,footer.foot,[data-edu-content]{display:none}.tab-pane{page-break-inside:avoid;margin-bottom:1rem;display:block}body{color:#000;background:#fff}.card{box-shadow:none;background:#fff;border:1px solid #cbd5e1}.hero-value,.stat-value,.stat-label{color:#000}a[href]:after{content:none}}