.strategy-presets{display:grid;grid-template-columns:1fr 1fr;gap:8px}.strategy-preset{padding:10px;border-radius:var(--radius-md);border:1px solid rgba(102,126,234,0.12);cursor:pointer;font-size:0.8rem;text-align:center;transition:all 0.2s ease;background:var(--color-bg-card,#fff)}.strategy-preset:hover{border-color:var(--color-brand-500);background:rgba(102,126,234,0.05)}.strategy-preset.active{border-color:var(--color-brand-500);background:rgba(102,126,234,0.1);color:var(--color-brand-500);font-weight:var(--font-weight-semibold)}.strategy-preset .preset-name{font-weight:var(--font-weight-medium);margin-bottom:2px}.strategy-preset .preset-desc{font-size:0.7rem;color:var(--color-text-secondary,#999)}.leg-item{padding:12px;margin-bottom:10px;border-radius:var(--radius-md);border:1px solid rgba(102,126,234,0.12);background:var(--color-bg-card,#fff);position:relative}.leg-item .leg-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:8px}.leg-item .leg-number{font-weight:var(--font-weight-semibold);font-size:0.85rem;color:var(--color-brand-500)}.leg-item .leg-remove{cursor:pointer;color:#ff4d4f;font-size:0.8rem;padding:2px 6px;border-radius:var(--radius-sm);transition:background 0.2s ease}.leg-item .leg-remove:hover{background:rgba(255,77,79,0.1)}.leg-item .leg-row{display:grid;grid-template-columns:1fr 1fr;gap:8px}.leg-item select,.leg-item input{font-size:0.82rem}.prob-header{display:flex;justify-content:space-between;align-items:center;cursor:pointer;user-select:none;transition:background 0.2s ease}.prob-header:hover{background:rgba(102,126,234,0.04)}.prob-summary{display:flex;align-items:center;gap:20px}.pop-gauge-chart{width:200px;height:180px;flex-shrink:0}.prob-summary .stat-cards{flex:1}.leg-greeks-table{width:100%;border-collapse:collapse;font-size:0.82rem}.leg-greeks-table thead th{background:rgba(102,126,234,0.04);padding:10px 8px;text-align:center;font-weight:var(--font-weight-semibold);color:var(--color-text-primary,#333);border-bottom:2px solid rgba(102,126,234,0.12);white-space:nowrap}.leg-greeks-table tbody td{padding:8px;text-align:center;border-bottom:1px solid rgba(0,0,0,0.04);color:var(--color-text-primary,#333)}.leg-greeks-table tbody tr:hover{background:rgba(102,126,234,0.04)}.leg-greeks-table tbody tr:nth-child(even){background:rgba(0,0,0,0.01)}.leg-greeks-table tbody tr:nth-child(even):hover{background:rgba(102,126,234,0.04)}@media (max-width:768px){.strategy-presets{grid-template-columns:1fr}.prob-summary{flex-direction:column;align-items:center}.pop-gauge-chart{width:160px;height:150px}.leg-greeks-table{font-size:0.72rem}.leg-greeks-table thead th,.leg-greeks-table tbody td{padding:6px 4px}.chart-container{height:280px}}