:root{color:#182433;background:#f4f6f8;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Arial,sans-serif}*{box-sizing:border-box}body{min-width:320px;min-height:100vh;margin:0}button,input{font:inherit}button{min-height:36px;border:1px solid #bbc7d3;border-radius:6px;background:#fff;color:#172436;cursor:pointer;padding:0 12px}button:hover:not(:disabled){border-color:#1d7f68;color:#11624f}button:disabled{cursor:not-allowed;opacity:.55}input{width:100%;min-height:40px;border:1px solid #c5d0dc;border-radius:6px;background:#fff;color:#152234;padding:0 12px}table{width:100%;border-collapse:collapse}th,td{border-bottom:1px solid #edf1f5;padding:10px 12px;text-align:left;vertical-align:middle}th{color:#647386;font-size:12px;font-weight:700}td{color:#1d2b3a;font-size:13px}.app-frame{min-height:100vh;display:grid;grid-template-columns:224px minmax(0,1fr);background:#f4f6f8}.side-rail{position:sticky;top:0;height:100vh;display:grid;grid-template-rows:auto 1fr auto;gap:18px;border-right:1px solid #d6dee6;background:#fff;padding:20px 14px}.workspace-shell{min-width:0;width:min(1280px,100%);padding:28px}.rail-brand,.rail-nav-item,.rail-user,.workspace-topbar,.panel-heading,.signal-title{display:flex;align-items:center}.rail-brand{justify-content:flex-start;gap:10px;min-width:0}.brand-mark{width:38px;height:38px;display:grid;flex:0 0 auto;place-items:center;border-radius:8px;background:#173f48;color:#fff;font-size:13px;font-weight:800}.brand-copy{min-width:0;display:grid;gap:2px}.brand-copy strong,.nav-copy strong,.rail-user strong{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.brand-copy strong{color:#101820;font-size:15px}.brand-copy span,.nav-copy small,.rail-user span,.workspace-topbar span{color:#657487;font-size:12px}.rail-nav{min-width:0;display:grid;align-content:start;gap:8px}.rail-nav-item{width:100%;min-height:58px;justify-content:flex-start;gap:10px;border-color:transparent;background:transparent;padding:8px;text-align:left}.rail-nav-item:hover:not(:disabled),.rail-nav-item.active{border-color:#cfe7e0;background:#eef8f5;color:#11624f}.rail-nav-item.disabled{opacity:.48}.nav-icon{width:32px;height:32px;display:inline-grid;flex:0 0 auto;place-items:center;border:1px solid #ccd7e2;border-radius:7px;background:#fff;color:#526274}.rail-nav-item.active .nav-icon{border-color:#1d7f68;background:#1d7f68;color:#fff}.nav-copy{min-width:0;display:grid;gap:2px}.nav-copy strong{color:#172436;font-size:14px;line-height:1.25}.nav-copy small{display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.rail-user{min-width:0;display:grid;gap:4px;border:1px solid #d6dee6;border-radius:8px;background:#fbfcfd;padding:12px}.rail-user strong{color:#17463f;font-size:13px;text-transform:uppercase}.topbar-actions button,.panel-heading>button{display:inline-flex;align-items:center;justify-content:center;gap:8px}.workspace-topbar{justify-content:space-between;gap:20px;margin-bottom:18px}.workspace-topbar>div:first-child{min-width:0}.workspace-topbar span{display:block;margin-top:8px}.topbar-actions{flex:0 0 auto}.workspace-section{min-width:0}.admin-workspace{max-width:980px}.empty-module{max-width:560px}.empty-module p:last-child{margin:12px 0 0;color:#607080;line-height:1.5}.eyebrow{margin:0 0 6px;color:#1d7f68;font-size:12px;font-weight:700;letter-spacing:0;text-transform:uppercase}h1,h2{margin:0;color:#101820;letter-spacing:0}h1{font-size:30px;line-height:1.2}h2{font-size:18px;line-height:1.3}.status-tile span,.level-grid span{color:#657487;font-size:13px}.status-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;margin-bottom:12px}.status-tile,.panel,.level-grid article{border:1px solid #d6dee6;border-radius:8px;background:#fff}.status-tile{min-height:96px;padding:16px}.status-tile strong,.status-tile small{display:block}.status-tile strong{margin-top:8px;font-size:24px;line-height:1}.status-tile small{margin-top:10px;color:#6c7b8a}.source-status{font-size:18px;text-transform:uppercase}.source-status.healthy{color:#168a5a}.source-status.down,.source-status.degraded{color:#c24135}.source-status.unknown{color:#596579}.workspace-grid{display:grid;grid-template-columns:280px minmax(0,1fr) 360px;gap:12px}.panel{min-width:0;padding:18px}.panel-heading{justify-content:space-between;gap:16px;margin-bottom:16px}.symbol-form{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:8px;margin-bottom:14px}.symbol-list,.button-stack,.signal-list{display:grid;gap:8px}.symbol-row{width:100%;height:58px;display:flex;align-items:center;justify-content:space-between;gap:10px;text-align:left}.symbol-row.selected,.segmented-control button.active,.admin-tabs button.active{border-color:#1d7f68;background:#eef8f5;color:#11624f}.symbol-row span{font-weight:700}.symbol-row small{color:#67798a}.button-stack{margin-top:14px}.chart-panel{display:grid;align-content:start;gap:14px}.segmented-control,.admin-tabs{display:flex;flex-wrap:wrap;gap:6px}.state-strip{border-left:4px solid #7b8794;background:#f7f9fb;padding:12px 14px}.state-strip strong,.state-strip span{display:block}.state-strip span{margin-top:4px;color:#5f6f80}.state-strip.success{border-left-color:#168a5a}.state-strip.empty,.state-strip.stale{border-left-color:#a16207}.state-strip.data_unavailable,.state-strip.error{border-left-color:#c24135}.chart-surface{width:100%;height:420px;border:1px solid #d8e0e8;border-radius:8px;overflow:hidden;background:#fff}.level-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}.level-grid article{min-height:74px;padding:14px}.level-grid strong{display:block;margin-top:8px;color:#142130;font-size:18px;overflow-wrap:anywhere}.level-grid.compact strong{font-size:16px}.empty-state,.action-log{border:1px dashed #c7d1db;border-radius:8px;color:#637486;padding:14px}.signal-card{border:1px solid #d6dee6;border-radius:8px;background:#fff;padding:14px}.signal-title{justify-content:space-between;gap:10px}.signal-card dl{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px;margin:12px 0}.signal-card dt{color:#607080;font-size:12px}.signal-card dd{margin:3px 0 0;color:#142130;font-size:15px;font-weight:700}.signal-card small{color:#66778a}.direction,.scan-status{justify-self:start;border-radius:999px;font-size:12px;font-weight:700;padding:4px 8px}.direction.long,.scan-status.ready,.scan-status.succeeded{background:#e8f6ef;color:#168a5a}.direction.short,.scan-status.failed,.scan-status.cancelled{background:#fff0ef;color:#c24135}.scan-status.running,.scan-status.queued{background:#fff6df;color:#8a6200}.lower-grid{display:grid;grid-template-columns:minmax(0,1fr) 520px;gap:12px;margin-top:12px}.backtest-form{display:grid;grid-template-columns:repeat(3,minmax(0,1fr)) auto;align-items:end;gap:10px;margin-bottom:14px}.backtest-form label{display:grid;gap:6px;color:#607080;font-size:13px}.backtest-layout{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:12px}.table-wrap{min-width:0;overflow-x:auto;border:1px solid #d6dee6;border-radius:8px}.table-wrap tr:last-child td{border-bottom:0}.table-wrap tbody tr{cursor:default}.detail-box,.admin-panel{min-width:0}.admin-tabs{margin-bottom:12px}.positive{color:#168a5a}.negative{color:#c24135}.flat{color:#596579}.count-pill{min-width:34px;border:1px solid #c8d2dc;border-radius:999px;background:#f7f9fb;color:#283849;font-size:13px;font-weight:700;text-align:center;padding:4px 10px}.action-log{margin-top:12px;background:#fbfcfd}@media(max-width:1180px){.workspace-grid,.lower-grid{grid-template-columns:1fr}.watchlist-panel{order:1}.chart-panel{order:2}.signals-panel{order:3}}@media(max-width:980px){.app-frame{grid-template-columns:1fr}.side-rail{position:static;height:auto;grid-template-rows:auto auto auto;gap:12px;border-right:0;border-bottom:1px solid #d6dee6;padding:14px}.rail-nav{grid-template-columns:repeat(5,minmax(0,1fr));gap:8px;overflow-x:auto}.rail-nav-item{min-width:96px;min-height:46px}.nav-copy small{display:none}.rail-user{grid-template-columns:minmax(0,1fr) auto;align-items:center}.workspace-shell{width:100%}}@media(max-width:760px){.workspace-shell{padding:20px 14px}.workspace-topbar,.status-grid,.backtest-form,.backtest-layout,.level-grid{grid-template-columns:1fr}.workspace-topbar{display:grid}.rail-brand{grid-template-columns:auto minmax(0,1fr)}.rail-nav{grid-template-columns:repeat(5,78px);padding-bottom:4px}.rail-nav-item{min-width:78px;display:grid;place-items:center;gap:4px;padding:8px 6px}.nav-copy{text-align:center}.nav-copy strong{font-size:12px}.chart-surface{height:340px}}