:root{--color-bg:#eef0f3;--color-surface:#fff;--color-chrome:#f4f5f7;--color-border:#c9ccd2;--color-text:#1b1e24;--color-text-muted:#5b616c;--color-accent:#1a56c4;--color-buy:#0a8f3c;--color-sell:#d1341f;--font-sans:"Segoe UI", system-ui, -apple-system, sans-serif;--font-mono:"Consolas", "Courier New", ui-monospace, monospace;--grid-bg:#000;--grid-text:#e8e8e8;--grid-border:#2c2c2c;--grid-row-alt:#0d0d0d;--grid-header-bg:#1c1c1c;--grid-header-text:#cfcfcf}*{box-sizing:border-box}body{background:var(--color-bg);color:var(--color-text);font-family:var(--font-sans);margin:0;font-size:13px}button{cursor:pointer;border:1px solid var(--color-border);background:var(--color-surface);color:var(--color-text);border-radius:3px;padding:5px 10px;font-family:inherit}button:disabled{opacity:.5;cursor:not-allowed}button.buy,button.buy.active{border-color:var(--color-buy)}button.buy.active{background:var(--color-buy);color:#fff}button.sell,button.sell.active{border-color:var(--color-sell)}button.sell.active{background:var(--color-sell);color:#fff}input,select{background:var(--color-surface);color:var(--color-text);border:1px solid var(--color-border);border-radius:3px;padding:5px 7px;font-family:inherit;font-size:13px}table{border-collapse:collapse;width:100%;font-size:13px}th,td{text-align:left;border-bottom:1px solid var(--color-border);padding:5px 8px}tr.selected{background:#1a56c41a}tbody tr{cursor:pointer}.positive{color:var(--color-buy)}.negative,.error{color:var(--color-sell)}.loading{color:var(--color-text-muted);padding:24px}.login-page{text-align:center;flex-direction:column;justify-content:center;align-items:center;gap:12px;height:100vh;display:flex}.session-expired-banner{background:var(--color-sell);color:#fff;justify-content:space-between;align-items:center;gap:12px;padding:8px 16px;display:flex}.session-expired-banner button{color:#fff;background:0 0;border:none}.error-boundary{padding:24px}.dashboard{flex-direction:column;min-height:100vh;display:flex}.dashboard-main{flex:1;grid-template-columns:1fr 320px;gap:12px;padding:12px;display:grid}.dashboard-portfolio{grid-column:1/-1;grid-template-columns:1fr 1fr;gap:12px;display:grid}section{background:var(--color-surface);border:1px solid var(--color-border);border-radius:4px;padding:10px}section h2{color:var(--color-text-muted);text-transform:uppercase;letter-spacing:.05em;margin-top:0;font-size:13px}.add-symbol-form{gap:8px;margin-bottom:12px;display:flex}.add-symbol-form input{flex:1}.order-ticket form{flex-direction:column;gap:10px;display:flex}.order-ticket label{color:var(--color-text-muted);flex-direction:column;gap:4px;font-size:12px;display:flex}.txn-toggle{gap:8px;display:flex}.txn-toggle button{flex:1}.order-ticket-amo{align-items:center;flex-direction:row!important;gap:6px!important}.order-toast-stack{z-index:100;flex-direction:column;gap:8px;display:flex;position:fixed;bottom:16px;right:16px}.order-toast{background:var(--color-surface);border:1px solid var(--color-border);border-radius:4px;flex-direction:column;gap:4px;min-width:220px;padding:10px 12px;display:flex;position:relative;box-shadow:0 2px 8px #00000026}.order-toast button{background:0 0;border:none;padding:2px 6px;position:absolute;top:6px;right:6px}.order-toast.status-complete{border-color:var(--color-buy)}.order-toast.status-rejected,.order-toast.status-cancelled{border-color:var(--color-sell)}.menu-bar{background:var(--color-chrome);border-bottom:1px solid var(--color-border);z-index:20;padding:0 4px;display:flex;position:relative}.menu-bar-group{position:relative}.menu-bar-trigger{background:0 0;border:none;border-radius:0;padding:6px 10px;font-size:12px}.menu-bar-trigger:hover,.menu-bar-trigger.open{background:var(--color-accent);color:#fff}.menu-dropdown{background:var(--color-surface);border:1px solid var(--color-border);flex-direction:column;min-width:220px;padding:4px 0;display:flex;position:absolute;top:100%;left:0;box-shadow:0 4px 12px #0003}.menu-dropdown-item{text-align:left;background:0 0;border:none;border-radius:0;justify-content:space-between;align-items:center;gap:16px;padding:6px 14px;font-size:12px;display:flex}.menu-dropdown-item:not(:disabled):hover{background:var(--color-accent);color:#fff}.menu-dropdown-shortcut{color:var(--color-text-muted);font-size:11px}.menu-dropdown-item:not(:disabled):hover .menu-dropdown-shortcut{color:#fffc}.toolbar{background:var(--color-chrome);border-bottom:1px solid var(--color-border);align-items:center;gap:6px;padding:4px 8px;display:flex}.toolbar-btn{padding:4px 10px;font-size:12px}.toolbar-btn.active{background:var(--color-accent);color:#fff;border-color:var(--color-accent)}.toolbar-sep{background:var(--color-border);align-self:stretch;width:1px;margin:0 4px}.scrip-ribbon{background:var(--color-chrome);border-bottom:1px solid var(--color-border);flex-wrap:wrap;align-items:center;gap:6px;padding:6px 8px;display:flex}.scrip-ribbon-label{white-space:nowrap;margin-right:4px;font-size:12px;font-weight:600}.scrip-ribbon select,.scrip-ribbon button{padding:4px 6px;font-size:12px}.scrip-ribbon-symbol{position:relative}.scrip-ribbon-symbol input{width:140px;padding:4px 6px;font-size:12px}.scrip-ribbon-suggestions{z-index:30;background:var(--color-surface);border:1px solid var(--color-border);min-width:180px;max-height:220px;margin:2px 0 0;padding:4px 0;list-style:none;position:absolute;top:100%;left:0;overflow-y:auto;box-shadow:0 4px 12px #0003}.scrip-ribbon-suggestions button{text-align:left;background:0 0;border:none;border-radius:0;width:100%;padding:5px 10px;font-size:12px;display:block}.scrip-ribbon-suggestions button:hover{background:var(--color-accent);color:#fff}.scrip-ribbon-hint{color:var(--color-text-muted);white-space:nowrap;margin:2px 0 0;font-size:11px;position:absolute;top:100%;left:0}.scrip-ribbon-message{color:var(--color-text-muted);font-size:11px}.status-bar{background:var(--color-chrome);border-top:1px solid var(--color-border);color:var(--color-text-muted);align-items:center;gap:20px;padding:4px 12px;font-size:11px;display:flex}.status-conn{align-items:center;gap:5px;display:flex}.status-dot{background:var(--color-text-muted);border-radius:50%;width:8px;height:8px;display:inline-block}.status-conn-connected .status-dot{background:var(--color-buy)}.status-conn-error .status-dot,.status-conn-disconnected .status-dot{background:var(--color-sell)}.status-conn-reconnecting .status-dot{background:#d19a1f}.index-view{z-index:40;background:var(--color-surface);border:1px solid var(--color-border);border-radius:4px;min-width:260px;position:fixed;overflow:hidden;box-shadow:0 6px 20px #00000040}.index-view-titlebar{background:var(--color-accent);color:#fff;cursor:move;touch-action:none;justify-content:space-between;align-items:center;padding:4px 8px;font-size:12px;display:flex}.index-view-titlebar button{color:#fff;background:0 0;border:none;padding:0 4px}.index-view table{font-size:12px}.index-view td{padding:4px 8px}.modal-backdrop{z-index:50;background:#0006;justify-content:center;align-items:center;padding:24px;display:flex;position:fixed;inset:0}.derivatives-chain-panel{background:var(--color-surface);border:1px solid var(--color-border);border-radius:6px;flex-direction:column;gap:10px;width:min(1200px,100%);max-height:90vh;padding:12px;display:flex;box-shadow:0 10px 40px #00000059}.derivatives-chain-panel.fullscreen{border-radius:0;width:100%;height:100%;max-height:100%}.modal-backdrop:has(.derivatives-chain-panel.fullscreen){padding:0}.derivatives-chain-panel.fullscreen .derivatives-chain-scroll{flex:1;max-height:none}.derivatives-chain-header{justify-content:space-between;align-items:center;display:flex}.derivatives-chain-header h2{margin:0;font-size:14px}.derivatives-chain-header-actions{align-items:center;gap:4px;display:flex}.derivatives-chain-header-actions button{font-size:14px}.derivatives-chain-picker{align-items:center;gap:8px;display:flex}.derivatives-chain-symbol{position:relative}.derivatives-chain-symbol input{width:140px}.derivatives-chain-scroll{max-height:65vh}.derivatives-chain-strike-range{align-items:center;gap:6px;display:flex}.chain-table thead tr:first-child th{text-align:center;letter-spacing:.05em;font-size:12px}.chain-side-header.chain-side-ce{color:#35d16b}.chain-side-header.chain-side-pe{color:#ff5c4d}.chain-table thead tr:last-child th{cursor:pointer;-webkit-user-select:none;user-select:none}.chain-table thead tr:last-child th:hover{background:#ffffff1f}.chain-table thead th.chain-col-selected{color:#fff;background:#1a56c4}.chain-table tbody td.chain-clickable{cursor:pointer}.chain-table tbody td.chain-itm{background:#ffffff0d}.chain-table tbody tr.atm-row td.chain-itm{background:#ffc4003d}.chain-table tbody tr.chain-jumped td{box-shadow:inset 0 0 0 9999px #1a56c44d}.chain-hint{color:var(--color-text-muted,#888);white-space:nowrap;font-size:11px}.chain-total-row td{background:var(--grid-header-bg);color:var(--grid-header-text);border-top:2px solid var(--grid-border);font-weight:700;position:sticky;bottom:0}.chain-strike-cell{background:var(--grid-header-bg);font-weight:700;text-align:center!important}.market-watch-table tbody tr.atm-row{background:#ffc4002e}.market-watch-table tbody tr.atm-row:hover{background:#ffc40047}.atm-badge{color:#1a1a1a;background:#ffc400;border-radius:3px;margin-left:6px;padding:1px 4px;font-size:9px;font-weight:700}.gtt-form,.multi-leg-form-row{flex-wrap:wrap;align-items:center;gap:8px;display:flex}.gtt-form input,.gtt-form select{width:130px}.market-watch{flex-direction:column;min-height:0;display:flex}.market-watch-scroll{background:var(--grid-bg);border:1px solid var(--grid-border);max-height:60vh;overflow:auto}.market-watch-table{font-family:var(--font-mono);background:var(--grid-bg);color:var(--grid-text);white-space:nowrap;font-size:11px}.market-watch-table thead th{background:var(--grid-header-bg);color:var(--grid-header-text);border-bottom:1px solid var(--grid-border);border-right:1px solid var(--grid-border);text-align:right;padding:4px 8px;font-weight:600;position:sticky;top:0}.market-watch-table thead th:first-child,.market-watch-table thead th:nth-child(2),.market-watch-table thead th:nth-child(3),.market-watch-table thead th:nth-child(4){text-align:left}.market-watch-table td{border-bottom:1px solid var(--grid-border);border-right:1px solid var(--grid-border);text-align:right;padding:3px 8px}.market-watch-table td:first-child,.market-watch-table td:nth-child(2),.market-watch-table td:nth-child(3),.market-watch-table td:nth-child(4){text-align:left}.market-watch-table tbody tr:nth-child(2n){background:var(--grid-row-alt)}.market-watch-table tbody tr.selected{background:#1a56c459}.market-watch-table tbody tr:hover{background:#ffffff0f}.market-watch-table .positive{color:#35d16b}.market-watch-table .negative{color:#ff5c4d}.market-watch-table button{color:var(--grid-text);background:0 0;border:none;padding:0 4px}