:root{--bg-primary: #0d1117;--bg-secondary: #161b22;--bg-card: #1c2128;--bg-input: #21262d;--border: #30363d;--border-focus: #1a9e5c;--accent: #1a9e5c;--accent-hover: #16875e;--accent-muted: rgba(26, 158, 92, .15);--red: #e53e3e;--red-muted: rgba(229, 62, 62, .12);--red-border: rgba(229, 62, 62, .4);--text-primary: #e2e8f0;--text-muted: #8b949e;--text-dim: #484f58;--radius: 8px;--radius-sm: 6px;--shadow: 0 4px 24px rgba(0, 0, 0, .4)}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html,body,#root{height:100%}body{font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;font-size:14px;line-height:1.6;background:var(--bg-primary);color:var(--text-primary);-webkit-font-smoothing:antialiased}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:var(--bg-primary)}::-webkit-scrollbar-thumb{background:var(--border);border-radius:3px}h1{font-size:28px;font-weight:700}h2{font-size:20px;font-weight:600}h3{font-size:16px;font-weight:600}.page-center{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:24px 16px;background:var(--bg-primary)}.card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:32px;width:100%}.card-sm{max-width:480px}.card-md{max-width:500px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 20px;border:none;border-radius:var(--radius);font-size:15px;font-weight:600;cursor:pointer;transition:background .15s,opacity .15s,transform .1s;text-decoration:none}.btn:active{transform:scale(.98)}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-primary{background:var(--accent);color:#fff;width:100%}.btn-primary:hover:not(:disabled){background:var(--accent-hover)}.btn-ghost{background:transparent;color:var(--text-muted);border:1px solid var(--border)}.btn-ghost:hover{background:var(--bg-input);color:var(--text-primary)}.btn-danger{background:transparent;color:var(--red);border:1px solid var(--red-border)}.btn-danger:hover{background:var(--red-muted)}.form-group{display:flex;flex-direction:column;gap:6px;margin-bottom:16px}label{font-size:13px;font-weight:500;color:var(--text-muted);letter-spacing:.3px}input[type=text],input[type=password],input[type=email]{background:var(--bg-input);border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--text-primary);font-size:14px;padding:10px 12px;outline:none;transition:border-color .15s;width:100%}input:focus{border-color:var(--border-focus)}input::placeholder{color:var(--text-dim)}.input-wrap{position:relative;display:flex;align-items:center}.input-wrap input{padding-right:40px}.input-wrap .toggle-vis{position:absolute;right:10px;background:none;border:none;color:var(--text-muted);cursor:pointer;font-size:13px;padding:2px 4px}.input-wrap .toggle-vis:hover{color:var(--text-primary)}.info-box{background:var(--accent-muted);border:1px solid rgba(26,158,92,.3);border-radius:var(--radius-sm);padding:12px 14px;font-size:13px;color:var(--text-primary);margin-bottom:20px}.warn-box{background:var(--red-muted);border:1px solid var(--red-border);border-radius:var(--radius-sm);padding:12px 14px;font-size:13px;color:var(--text-primary);margin-bottom:20px}.error-msg{background:var(--red-muted);border:1px solid var(--red-border);border-radius:var(--radius-sm);padding:10px 14px;font-size:13px;color:var(--red);margin-top:12px}.logo{font-size:28px;font-weight:700;color:var(--accent);letter-spacing:-.5px}.divider{border:none;border-top:1px solid var(--border);margin:20px 0}@keyframes spin{to{transform:rotate(360deg)}}.spinner{display:inline-block;width:18px;height:18px;border:2px solid var(--border);border-top-color:var(--accent);border-radius:50%;animation:spin .7s linear infinite}@keyframes fadeIn{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}.fade-in{animation:fadeIn .25s ease-out both}.badge{display:inline-flex;align-items:center;gap:5px;padding:3px 10px;border-radius:20px;font-size:12px;font-weight:600}.badge-green{background:var(--accent-muted);color:var(--accent);border:1px solid rgba(26,158,92,.3)}.badge-red{background:var(--red-muted);color:var(--red);border:1px solid var(--red-border)}.collapsible-header{display:flex;align-items:center;justify-content:space-between;cursor:pointer;-webkit-user-select:none;user-select:none;padding:10px 14px;background:var(--bg-input);border:1px solid var(--border);border-radius:var(--radius-sm);font-size:13px;font-weight:500;color:var(--text-muted);margin-bottom:4px}.collapsible-header:hover{color:var(--text-primary)}.collapsible-body{border:1px solid var(--border);border-top:none;border-radius:0 0 var(--radius-sm) var(--radius-sm);padding:14px;font-size:13px;color:var(--text-primary);background:var(--bg-input);margin-bottom:20px}.collapsible-body ol{padding-left:18px;line-height:2}.collapsible-body code{background:var(--bg-secondary);border:1px solid var(--border);border-radius:4px;padding:1px 6px;font-size:12px;color:var(--accent);font-family:Consolas,Monaco,monospace}.copy-row{display:flex;align-items:center;gap:8px;margin-top:6px}.copy-row code{flex:1}.copy-btn{background:var(--bg-secondary);border:1px solid var(--border);border-radius:4px;color:var(--text-muted);cursor:pointer;font-size:11px;padding:2px 8px;white-space:nowrap}.copy-btn:hover{color:var(--text-primary);border-color:var(--accent)}.trade-terminal{display:flex;flex-direction:column;height:calc(100vh - 56px);overflow:hidden}.instrument-bar{display:flex;align-items:center;gap:20px;padding:10px 20px;background:var(--bg-secondary);border-bottom:1px solid var(--border);flex-wrap:wrap}.trade-selector{display:flex;align-items:center;gap:6px}.trade-selector-label{font-size:11px;color:var(--text-dim);text-transform:uppercase;letter-spacing:.6px;white-space:nowrap}.trade-selector select,.trade-selector input[type=number]{background:var(--bg-input);border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--text-primary);font-size:13px;padding:5px 8px;outline:none;cursor:pointer}.trade-selector select:focus,.trade-selector input[type=number]:focus{border-color:var(--border-focus)}.lot-size-badge{background:var(--bg-input);border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--text-muted);font-size:13px;padding:5px 10px}.price-row{display:grid;grid-template-columns:1fr auto 1fr;gap:0;background:var(--bg-card);border-bottom:1px solid var(--border)}.strike-panel{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:16px 24px;gap:10px;border-right:1px solid var(--border)}.strike-panel:last-child{border-right:none;border-left:1px solid var(--border)}.strike-panel-header{font-size:12px;font-weight:700;letter-spacing:1px;text-transform:uppercase}.strike-select{background:var(--bg-input);border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--text-primary);font-size:14px;font-weight:600;padding:6px 10px;outline:none;width:120px;text-align:center}.strike-select:focus{border-color:var(--border-focus)}.ltp-display{display:flex;align-items:baseline;gap:6px}.ltp-label{font-size:11px;color:var(--text-dim);text-transform:uppercase}.ltp-value{font-size:22px;font-weight:700;color:var(--text-primary);font-variant-numeric:tabular-nums}.strike-panel-actions{display:flex;gap:8px}.order-btn{display:inline-flex;align-items:center;justify-content:center;gap:4px;padding:8px 16px;border:none;border-radius:var(--radius-sm);font-size:13px;font-weight:700;cursor:pointer;transition:opacity .15s,transform .1s;min-width:100px}.order-btn:active{transform:scale(.97)}.order-btn:disabled{opacity:.5;cursor:not-allowed}.buy-btn{background:var(--accent);color:#fff}.buy-btn:hover:not(:disabled){background:var(--accent-hover)}.sell-btn{background:var(--red);color:#fff}.sell-btn:hover:not(:disabled){opacity:.88}.spot-panel{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:16px 32px;gap:4px;min-width:200px}.spot-label{font-size:11px;color:var(--text-dim);text-transform:uppercase;letter-spacing:.8px}.spot-price{font-size:30px;font-weight:800;color:var(--text-primary);font-variant-numeric:tabular-nums;letter-spacing:-.5px}.trade-message{padding:8px 20px;font-size:13px;color:var(--accent);background:var(--accent-muted);border-bottom:1px solid rgba(26,158,92,.2);cursor:pointer}.mtm-inline{display:flex;align-items:center;justify-content:flex-end;gap:8px}.mtm-inline-label{font-size:11px;color:var(--text-dim);text-transform:uppercase;letter-spacing:.8px;font-weight:600}.mtm-inline-value{font-size:18px;font-weight:800;font-variant-numeric:tabular-nums;letter-spacing:-.3px}.positions-container{flex:1;overflow-y:auto;padding:0}.positions-table{width:100%;border-collapse:collapse;font-size:13px}.positions-table th{background:var(--bg-secondary);color:var(--text-dim);font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:.5px;padding:8px 12px;text-align:left;border-bottom:1px solid var(--border);position:sticky;top:0;z-index:10}.positions-table td{padding:10px 12px;border-bottom:1px solid rgba(48,54,61,.5);color:var(--text-primary)}.positions-table tr:hover td{background:#ffffff05}.no-positions{text-align:center;color:var(--text-dim);padding:40px!important}.mono{font-variant-numeric:tabular-nums;font-family:Consolas,Monaco,monospace}.sl-input{background:var(--bg-input);border:1px solid var(--border);border-radius:4px;color:var(--text-primary);font-size:12px;padding:4px 8px;width:80px;outline:none}.sl-input:focus{border-color:var(--border-focus)}.sl-input::placeholder{color:var(--text-dim)}.set-btn{background:var(--accent-muted);border:1px solid rgba(26,158,92,.3);border-radius:4px;color:var(--accent);cursor:pointer;font-size:12px;font-weight:600;padding:4px 10px;white-space:nowrap}.set-btn:hover{background:#1a9e5c33}.set-btn:disabled{opacity:.5;cursor:not-allowed}.close-pos-btn{background:var(--red-muted);border:1px solid var(--red-border);border-radius:4px;color:var(--red);cursor:pointer;font-size:12px;font-weight:600;padding:4px 10px;white-space:nowrap}.close-pos-btn:hover{background:#e53e3e33}.close-pos-btn:disabled{opacity:.5;cursor:not-allowed}.confirm-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#000000a6;display:flex;align-items:center;justify-content:center;z-index:1000}.confirm-modal{background:var(--bg-card);border:1px solid var(--border);border-radius:10px;padding:28px 32px;min-width:320px;display:flex;flex-direction:column;gap:14px}.confirm-title{font-size:16px;font-weight:700;color:var(--text-primary);margin-bottom:4px;letter-spacing:.5px}.confirm-row{display:flex;justify-content:space-between;align-items:center;font-size:13px}.confirm-label{color:var(--text-muted);min-width:90px}.confirm-value{color:var(--text-primary);font-weight:500}.confirm-actions{display:flex;gap:12px;margin-top:8px}.confirm-cancel-btn{flex:1;background:transparent;border:1px solid var(--border);border-radius:6px;color:var(--text-muted);cursor:pointer;font-size:13px;font-weight:600;padding:10px}.confirm-cancel-btn:hover{border-color:var(--text-muted);color:var(--text-primary)}.confirm-ok-btn{flex:2;border-radius:6px;cursor:pointer;font-size:14px;font-weight:700;padding:10px;border:none}