:root{
  --bg:#0f1218; --bg2:#151a22; --bg3:#1c222c; --line:#262d39; --line2:#323b4a;
  --fg:#d6dbe3; --fg2:#8b94a5; --fg3:#5d6676;
  --accent:#3d7bfd; --accent2:#2a5fd0;
  --up:#1fb886; --down:#ef4f5e; --warn:#f0b43c;
  --radius:6px; --font:system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --mono:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
}
*{box-sizing:border-box}
[hidden]{display:none!important}
html,body{margin:0;height:100%;background:var(--bg);color:var(--fg);font:13px/1.4 var(--font)}
a{color:var(--accent)}
button,input,select{font:inherit;color:inherit}
input,select{background:var(--bg3);border:1px solid var(--line2);border-radius:4px;padding:5px 7px;min-width:0}
input:focus,select:focus{outline:1px solid var(--accent);border-color:var(--accent)}
.btn{background:var(--bg3);border:1px solid var(--line2);border-radius:var(--radius);padding:6px 12px;cursor:pointer}
.btn:hover{border-color:var(--fg3)}
.btn-primary{background:var(--accent);border-color:var(--accent);color:#fff}
.btn-primary:hover{background:var(--accent2)}
.btn-sm{padding:4px 10px;font-size:12px}
.hint{color:var(--fg2);font-size:12px;margin:4px 0 10px}
.empty{color:var(--fg2);padding:24px;text-align:center}

/* ---------- Auth ---------- */
.auth-body{display:grid;place-items:center;padding:16px}
.auth-card{width:100%;max-width:360px;background:var(--bg2);border:1px solid var(--line);border-radius:10px;padding:28px;display:flex;flex-direction:column;gap:12px}
.auth-card h1{font-size:20px;margin:4px 0}
.auth-card label{display:flex;flex-direction:column;gap:4px;color:var(--fg2)}
.auth-card input{padding:9px}
.auth-error{background:#3a1820;color:#ffb3bb;padding:8px 10px;border-radius:6px}
.auth-switch{color:var(--fg2);margin:0;text-align:center}
.brand{display:flex;align-items:center;gap:8px;font-weight:700;letter-spacing:.2px;white-space:nowrap}
.brand-mark{width:18px;height:18px;border-radius:4px;background:linear-gradient(135deg,var(--accent),var(--up))}

/* ---------- App shell ---------- */
.app{display:flex;flex-direction:column;overflow:hidden}
.topbar{display:flex;align-items:center;gap:6px;height:44px;padding:0 10px;background:var(--bg2);border-bottom:1px solid var(--line);flex:none;overflow-x:auto;scrollbar-width:none}
.topbar .brand{margin-right:8px}
.tb-btn{background:none;border:1px solid transparent;border-radius:4px;padding:5px 8px;cursor:pointer;white-space:nowrap;color:var(--fg);text-decoration:none;display:inline-flex;align-items:center;gap:5px}
.tb-btn:hover{background:var(--bg3)}
.tb-btn.active{background:var(--bg3);border-color:var(--line2);color:#fff}
.tb-select{background:var(--bg2);border-color:transparent;padding:5px 4px;cursor:pointer;min-width:92px}
.tb-select:hover{background:var(--bg3)}
.tb-group{display:flex}
.tb-group .tb-btn{padding:5px 7px}
.tb-sep{width:1px;height:22px;background:var(--line);margin:0 4px;flex:none}
.tb-spacer{flex:1}
.tb-check{display:flex;align-items:center;gap:4px;color:var(--fg2);white-space:nowrap;font-size:12px}
.symbol-btn{font-weight:700;font-size:14px}
.save-state{color:var(--fg3);font-size:12px;white-space:nowrap}
.user-menu{display:flex;align-items:center;gap:6px;color:var(--fg2);white-space:nowrap}

.workspace{flex:1;display:flex;min-height:0}
.toolbar-left{width:40px;flex:none;background:var(--bg2);border-right:1px solid var(--line);display:flex;flex-direction:column;align-items:center;padding:6px 0;gap:2px;overflow-y:auto}
.toolbar-left button{width:32px;height:32px;border:0;border-radius:5px;background:none;cursor:pointer;font-size:15px;color:var(--fg)}
.toolbar-left button:hover{background:var(--bg3)}
.toolbar-left button.active{background:var(--accent);color:#fff}
.tl-sep{width:22px;height:1px;background:var(--line);margin:4px 0}

.center{flex:1;display:flex;flex-direction:column;min-width:0}
.panes{flex:1;display:grid;gap:2px;background:var(--line);min-height:0}
.panes[data-mode="1"]{grid-template:1fr/1fr}
.panes[data-mode="2"]{grid-template:1fr/1fr 1fr}
.panes[data-mode="2v"]{grid-template:1fr 1fr/1fr}
.panes[data-mode="4"]{grid-template:1fr 1fr/1fr 1fr}
.pane{position:relative;background:var(--bg);display:flex;flex-direction:column;min-width:0;min-height:0;outline:1px solid transparent}
.panes:not([data-mode="1"]) .pane.active{outline-color:var(--accent);z-index:1}
.pane-main{position:relative;flex:1;min-height:80px}
.pane-sub{position:relative;height:110px;flex:none;border-top:1px solid var(--line)}
.pane-chart{position:absolute;inset:0}
.draw-layer{position:absolute;inset:0;pointer-events:none;z-index:3}
.draw-layer.interactive{pointer-events:auto;cursor:crosshair}
.legend{position:absolute;left:8px;top:6px;z-index:4;pointer-events:none;font-size:12px;display:flex;flex-direction:column;gap:2px;max-width:calc(100% - 80px)}
.legend .lg-title{font-weight:700;font-size:13px;color:#fff}
.legend .lg-ohlc span{margin-right:8px;font-family:var(--mono)}
.legend .lg-ind{color:var(--fg2);pointer-events:auto;display:flex;gap:6px;align-items:center}
.legend .lg-ind button{background:none;border:0;color:var(--fg3);cursor:pointer;padding:0 2px}
.legend .lg-ind button:hover{color:var(--down)}
.sub-label{position:absolute;left:8px;top:4px;z-index:4;font-size:11px;color:var(--fg2);pointer-events:none}
.pane-loading{position:absolute;inset:0;display:grid;place-items:center;color:var(--fg2);z-index:5;background:rgba(15,18,24,.6)}
.pane-badge{position:absolute;right:70px;top:6px;z-index:4;font-size:11px;padding:2px 6px;border-radius:3px;background:var(--bg3);color:var(--fg2)}
.pane-badge.live{color:var(--up)}

/* ---------- Sidebar ---------- */
.sidebar{width:280px;flex:none;background:var(--bg2);border-left:1px solid var(--line);display:flex;flex-direction:column;min-height:0}
.tabs{display:flex;gap:2px}
.tabs button{background:none;border:0;border-bottom:2px solid transparent;padding:8px 10px;cursor:pointer;color:var(--fg2)}
.tabs button.active{color:#fff;border-bottom-color:var(--accent)}
.side-tabs{border-bottom:1px solid var(--line);padding:0 6px}
.side-pane{display:none;padding:10px;overflow-y:auto;flex:1}
.side-pane.active{display:block}
.watch-add{display:flex;gap:6px;margin-bottom:8px}.watch-add input{flex:1}
.watch-table{width:100%;border-collapse:collapse;font-size:12px}
.watch-table th{color:var(--fg3);font-weight:500;text-align:right;padding:4px}
.watch-table th:first-child,.watch-table td:first-child{text-align:left}
.watch-table td{padding:6px 4px;text-align:right;border-top:1px solid var(--line);font-family:var(--mono);cursor:pointer}
.watch-table td:first-child{font-family:var(--font);font-weight:600}
.watch-table tr:hover td{background:var(--bg3)}
.watch-table .x{background:none;border:0;color:var(--fg3);cursor:pointer}
.up{color:var(--up)}.down{color:var(--down)}
.upload-form{display:flex;flex-direction:column;gap:8px}
.upload-form h3,.ds-title{font-size:13px;margin:4px 0}
.upload-form label{display:flex;flex-direction:column;gap:3px;color:var(--fg2);font-size:12px}
.row2{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:6px;align-items:end}.row3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:6px;align-items:end}
.upload-form input:not([type=checkbox]){width:100%}
.upload-status{font-size:12px;color:var(--fg2);min-height:16px}
.ds-title{margin-top:18px}
.feed{border-bottom:1px solid var(--line);padding-bottom:14px;margin-bottom:14px}
.feed h3{font-size:13px;margin:4px 0}
.copy-row{display:flex;gap:6px;align-items:center}
.copy-row input{flex:1;font-family:var(--mono);font-size:11px}
.steps{margin:4px 0 0;padding-left:18px;color:var(--fg2);font-size:12px;display:flex;flex-direction:column;gap:4px}
.steps code{background:var(--bg3);padding:1px 4px;border-radius:3px;color:var(--fg);word-break:break-all}
a.btn{text-decoration:none;display:inline-block}
.ds-list{display:flex;flex-direction:column;gap:6px}
.ds-item{background:var(--bg3);border:1px solid var(--line);border-radius:6px;padding:8px;display:grid;grid-template-columns:1fr auto;gap:2px 6px;cursor:pointer}
.ds-item:hover{border-color:var(--accent)}
.ds-item small{color:var(--fg2);grid-column:1}
.ds-item .x{grid-row:1/3;grid-column:2;align-self:center;background:none;border:0;color:var(--fg3);cursor:pointer}
.alert-list{display:flex;flex-direction:column;gap:6px}
.alert-item{display:flex;justify-content:space-between;align-items:center;background:var(--bg3);padding:6px 8px;border-radius:5px;font-size:12px}
.alert-item.fired{opacity:.5}
.alert-item button{background:none;border:0;color:var(--fg3);cursor:pointer}

/* ---------- Tester ---------- */
.tester{height:340px;flex:none;background:var(--bg2);border-top:1px solid var(--line);display:flex;flex-direction:column;position:relative;min-height:120px}
.tester-resize{position:absolute;left:0;right:0;top:-4px;height:8px;cursor:ns-resize;z-index:5}
.tester-head{display:flex;align-items:center;gap:8px;padding:0 8px;border-bottom:1px solid var(--line);min-height:40px;flex-wrap:wrap}
.tester-status{color:var(--fg2);font-size:12px}
.tester-body{flex:1;display:flex;min-height:0}
.tester-inputs{width:280px;flex:none;border-right:1px solid var(--line);overflow-y:auto;padding:8px 10px;display:flex;flex-direction:column;gap:6px}
.tester-inputs fieldset{border:0;border-top:1px solid var(--line);margin:4px 0 0;padding:8px 0 0;display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:6px 8px;align-items:end}
.tester-inputs legend{color:var(--fg2);font-size:11px;text-transform:uppercase;letter-spacing:.5px;padding-right:6px}
.tester-inputs label{display:flex;flex-direction:column;gap:2px;font-size:11px;color:var(--fg2)}
.tester-inputs label.chk{flex-direction:row;align-items:center;gap:6px;grid-column:span 2;font-size:12px;color:var(--fg)}
.tester-inputs label.wide{grid-column:span 2}
.tester-inputs input,.tester-inputs select{padding:4px 6px;font-size:12px;width:100%}
.tester-inputs input[type=checkbox]{width:auto}
.tester-out{flex:1;min-width:0;overflow:auto}
.tab-pane{display:none;padding:10px 12px}
.tab-pane.active{display:block}
.kpis{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:8px;margin-bottom:10px}
.kpi{background:var(--bg3);border-radius:6px;padding:8px 10px}
.kpi small{display:block;color:var(--fg2);font-size:11px}
.kpi b{font-size:15px;font-family:var(--mono);display:block;overflow-wrap:anywhere}
.equity-wrap{height:180px;position:relative;border:1px solid var(--line);border-radius:6px}
.warn-box{background:#3a2e14;color:#f5d38c;border-radius:6px;padding:8px 10px;margin-bottom:10px;font-size:12px}
.data-table{width:100%;border-collapse:collapse;font-size:12px}
.data-table th{position:sticky;top:0;background:var(--bg2);color:var(--fg2);font-weight:500;text-align:right;padding:6px;border-bottom:1px solid var(--line);cursor:pointer;white-space:nowrap}
.data-table td{padding:5px 6px;text-align:right;border-bottom:1px solid var(--line);font-family:var(--mono);white-space:nowrap}
.data-table th:first-child,.data-table td:first-child,.data-table td.l,.data-table th.l{text-align:left}
.data-table tbody tr:hover td{background:var(--bg3);cursor:pointer}
.table-tools{display:flex;gap:8px;align-items:center;margin-bottom:8px;flex-wrap:wrap}
.opt-form{display:flex;gap:8px;align-items:flex-end;flex-wrap:wrap;margin-bottom:10px}
.opt-form label{display:flex;flex-direction:column;gap:2px;font-size:11px;color:var(--fg2)}
.opt-form input{width:80px}
.progress{height:4px;background:var(--bg3);border-radius:2px;overflow:hidden;margin:6px 0}
.progress i{display:block;height:100%;background:var(--accent);width:0}

/* ---------- Replay ---------- */
.replay-bar{position:fixed;left:50%;bottom:24px;transform:translateX(-50%);background:var(--bg2);border:1px solid var(--line2);border-radius:8px;padding:6px 10px;display:flex;align-items:center;gap:6px;z-index:50;box-shadow:0 8px 30px rgba(0,0,0,.5)}
.replay-bar button,.replay-bar select{background:var(--bg3);border:1px solid var(--line2);border-radius:4px;padding:4px 8px;cursor:pointer}
.replay-bar #rpInfo{color:var(--fg2);font-family:var(--mono);font-size:12px;min-width:120px}
.replay-bar button.picking{background:var(--warn);color:#000}

/* ---------- Dialog ---------- */
.dlg{background:var(--bg2);color:var(--fg);border:1px solid var(--line2);border-radius:10px;padding:0;width:min(640px,calc(100vw - 32px));max-height:80vh}
.dlg::backdrop{background:rgba(0,0,0,.5)}
.dlg-small{width:min(360px,calc(100vw - 32px))}
.dlg-small form{padding:12px;display:flex;flex-direction:column;gap:10px}
.dlg-head{display:flex;align-items:center;gap:8px;padding:10px 12px;border-bottom:1px solid var(--line)}
.dlg-head input{flex:1;padding:8px}
.dlg-head strong{flex:1}
.dlg-actions{display:flex;justify-content:flex-end;gap:8px}
.sym-results{max-height:60vh;overflow-y:auto}
.sym-row{display:flex;justify-content:space-between;padding:8px 14px;cursor:pointer;border-bottom:1px solid var(--line)}
.sym-row:hover,.sym-row.sel{background:var(--bg3)}
.sym-row small{color:var(--fg2)}
.ind-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px;padding:12px;max-height:65vh;overflow:auto}
.ind-grid h4{margin:0 0 8px;font-size:12px;color:var(--fg2);font-weight:500}
.ind-catalog button{display:block;width:100%;text-align:left;background:none;border:0;padding:6px 8px;border-radius:4px;cursor:pointer}
.ind-catalog button:hover{background:var(--bg3)}
.ind-active .ind-item{background:var(--bg3);border-radius:6px;padding:8px;margin-bottom:6px}
.ind-item-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:6px;font-weight:600}
.ind-item-head button{background:none;border:0;color:var(--fg3);cursor:pointer}
.ind-params{display:grid;grid-template-columns:1fr 1fr;gap:6px}
.ind-params label{display:flex;flex-direction:column;font-size:11px;color:var(--fg2);gap:2px}

.toasts{position:fixed;right:16px;top:56px;display:flex;flex-direction:column;gap:8px;z-index:100}
.toast{background:var(--bg3);border:1px solid var(--line2);border-left:3px solid var(--accent);padding:10px 14px;border-radius:6px;max-width:340px;box-shadow:0 6px 20px rgba(0,0,0,.4)}
.toast.err{border-left-color:var(--down)}.toast.ok{border-left-color:var(--up)}.toast.warn{border-left-color:var(--warn)}
.attribution{position:fixed;right:8px;bottom:2px;font-size:10px;color:var(--fg3);z-index:2;pointer-events:auto}
.attribution a{color:var(--fg3)}

@media (max-width:1100px){.sidebar{display:none}.sidebar.open{display:flex;position:fixed;right:0;top:44px;bottom:0;z-index:40}}
@media (max-width:760px){
  .tester-body{flex-direction:column}.tester-inputs{width:auto;max-height:40%;border-right:0;border-bottom:1px solid var(--line)}
  .tester{height:55vh}
  .toolbar-left{width:36px}
  .user-menu span{display:none}
}

/* ---------- Pine Editor ---------- */
.pine{width:520px;flex:none;background:var(--bg2);border-left:1px solid var(--line);display:flex;flex-direction:column;position:relative;min-width:320px}
.pe-resize{position:absolute;left:-4px;top:0;bottom:0;width:8px;cursor:ew-resize;z-index:5}
.pe-head{display:flex;align-items:center;gap:6px;padding:0 8px;min-height:40px;border-bottom:1px solid var(--line);white-space:nowrap}
.pe-sel{max-width:200px}
.pe-bar{display:flex;align-items:center;gap:6px;padding:6px 8px;border-bottom:1px solid var(--line)}
.pe-name{flex:1;min-width:80px}
.pe-dirty{color:var(--warn);font-size:11px;white-space:nowrap}
.pe-body{flex:1;display:flex;min-height:0;font:13px/20px var(--mono);background:#0c0f14}
.pe-gut{width:44px;flex:none;overflow:hidden;color:var(--fg3);text-align:right;padding:8px 8px 8px 0;user-select:none;border-right:1px solid var(--line)}
.pe-gut .err{color:#fff;background:var(--down);border-radius:3px}
.pe-code{position:relative;flex:1;min-width:0}
.pe-hl,.pe-ta{position:absolute;inset:0;margin:0;padding:8px 10px;font:inherit;white-space:pre;overflow:auto;tab-size:4;border:0;box-sizing:border-box}
.pe-hl{color:var(--fg);pointer-events:none;overflow:hidden}
.pe-ta{background:transparent;color:transparent;caret-color:#fff;resize:none;outline:none;border-radius:0}
.pe-ta::selection{background:rgba(61,123,253,.35)}
.pk-c{color:#6a7385;font-style:italic}.pk-s{color:#9ccc65}.pk-n{color:#f0a33c}.pk-k{color:#c792ea}
.pk-ns{color:#7aa2f7}.pk-f{color:#82aaff}.pk-v{color:#4fd1c5}
.pe-console{max-height:140px;min-height:48px;overflow:auto;border-top:1px solid var(--line);padding:6px 10px;font:12px/1.5 var(--mono)}
.pe-ok{color:var(--up)}.pe-err{color:#ff8a95}.pe-warn{color:var(--warn)}
.ind-item-head span{display:flex;gap:4px}
@media (max-width:1100px){.pine{position:fixed;right:0;top:44px;bottom:0;z-index:45;width:min(560px,100vw)!important}}