/* ── Quant Tab ─────────────────────────────────────────────────────────── */

.quant-section { display: none !important; }
.quant-hidden  { display: none !important; }

body.nav-quant .quant-section {
    display: flex !important;
    flex-direction: column;
    width: 100%;
    height: calc(100vh - 56px);
    height: calc(100dvh - 56px);
    overflow: hidden;
    animation: qt-in 0.25s ease both;
}
@keyframes qt-in {
    from { opacity: 0; }
    to   { opacity: 1; }
}

/* ── Toolbar ───────────────────────────────────────────────────────────── */
.qt-bar {
    display: flex;
    align-items: center;
    justify-content: flex-start;
    height: 38px;
    padding: 0 10px;
    border-bottom: 1px solid var(--border-color);
    flex-shrink: 0;
    gap: 0;
    overflow-x: auto;
    overflow-y: hidden;
    scrollbar-width: none;
    white-space: nowrap;
}
.qt-bar::-webkit-scrollbar { display: none; }

.qt-bar-left,
.qt-bar-right {
    display: flex;
    align-items: center;
    gap: 6px;
    flex-shrink: 0;
}

.qt-sep {
    width: 1px;
    height: 14px;
    background: var(--border-color);
    flex-shrink: 0;
    margin: 0 4px;
}

/* ── Pill buttons (symbol + interval) ─────────────────────────────────── */
.qt-group {
    display: flex;
    align-items: center;
    gap: 1px;
}

.quant-pill {
    padding: 2px 9px;
    border: none;
    border-radius: 3px;
    background: transparent;
    color: var(--text-secondary);
    font-size: 0.71rem;
    font-weight: 600;
    cursor: pointer;
    font-family: inherit;
    transition: background 0.1s, color 0.1s;
    line-height: 1.6;
}
.quant-pill:hover {
    background: rgba(255,255,255,0.07);
    color: var(--text-primary);
}
[data-theme="light"] .quant-pill:hover,
[data-theme="system"] .quant-pill:hover { background: rgba(0,0,0,0.06); }

.quant-pill.active {
    background: rgba(255,255,255,0.11);
    color: var(--text-primary);
}
[data-theme="light"] .quant-pill.active,
[data-theme="system"] .quant-pill.active { background: rgba(0,0,0,0.09); }

/* ── Indicator controls (SMA / EMA) ───────────────────────────────────── */
.qt-ind-ctrl {
    display: flex;
    align-items: center;
    gap: 4px;
    cursor: pointer;
    padding: 0 4px;
}
.qt-ind-more {
    display: flex;
    align-items: center;
    gap: 4px;
}
.qt-ind-ctrl input[type="checkbox"] {
    width: 11px;
    height: 11px;
    cursor: pointer;
    accent-color: #0d9488;
    flex-shrink: 0;
}
.qt-ind-name {
    font-size: 0.69rem;
    font-weight: 600;
    color: var(--text-secondary);
}

/* ── Strategy buttons ─────────────────────────────────────────────────── */
.qt-strat {
    padding: 2px 8px;
    border: 1px solid var(--border-color);
    border-radius: 3px;
    background: transparent;
    color: var(--text-secondary);
    font-size: 0.69rem;
    font-weight: 600;
    cursor: pointer;
    font-family: inherit;
    transition: background 0.1s, color 0.1s, border-color 0.1s;
}
.qt-strat:hover { color: var(--text-primary); border-color: var(--text-secondary); }
.qt-strat.active {
    background: rgba(255,255,255,0.1);
    color: var(--text-primary);
    border-color: rgba(255,255,255,0.2);
}
[data-theme="light"] .qt-strat.active,
[data-theme="system"] .qt-strat.active {
    background: rgba(0,0,0,0.08);
    border-color: rgba(0,0,0,0.2);
}

/* ── Strategy params ──────────────────────────────────────────────────── */
.qt-params {
    display: flex;
    align-items: center;
    gap: 6px;
}
.qt-param-ctrl {
    display: flex;
    align-items: center;
    gap: 3px;
    font-size: 0.68rem;
    color: var(--text-secondary);
    cursor: default;
    white-space: nowrap;
}

/* ── Sliders (shared) ─────────────────────────────────────────────────── */
.qt-slider {
    width: 52px;
    height: 2px;
    accent-color: var(--text-primary);
    cursor: pointer;
    flex-shrink: 0;
}
.qt-num {
    font-size: 0.68rem;
    font-weight: 700;
    color: var(--text-primary);
    min-width: 18px;
    font-variant-numeric: tabular-nums;
}

/* ── Run button ───────────────────────────────────────────────────────── */
.qt-run {
    padding: 3px 12px;
    border: none;
    border-radius: 3px;
    background: #0d9488;
    color: #fff;
    font-size: 0.69rem;
    font-weight: 600;
    cursor: pointer;
    font-family: inherit;
    transition: background 0.1s;
    flex-shrink: 0;
}
.qt-run:hover    { background: #0f766e; }
.qt-run:disabled { opacity: 0.5; cursor: not-allowed; }

/* ── Results strip ────────────────────────────────────────────────────── */
.qt-results {
    display: flex;
    align-items: center;
    gap: 0;
    height: 28px;
    padding: 0 14px;
    border-bottom: 1px solid var(--border-color);
    flex-shrink: 0;
    overflow: hidden;
}
.qt-res-item {
    font-size: 0.7rem;
    color: var(--text-secondary);
    padding: 0 10px;
    white-space: nowrap;
}
.qt-res-item b {
    color: var(--text-primary);
    font-weight: 700;
    font-variant-numeric: tabular-nums;
    margin-left: 5px;
}
.qt-res-sep {
    width: 1px;
    height: 12px;
    background: var(--border-color);
    flex-shrink: 0;
}

/* ── Charts area ──────────────────────────────────────────────────────── */
.quant-main {
    flex: 1;
    min-height: 0;
    display: flex;
    flex-direction: column;
    position: relative;
    overflow: hidden;
    padding: 8px 10px;
    gap: 6px;
    background: var(--bg-primary);
}
/* Sub-col: transparent passthrough in single-chart flex layout */
.quant-sub-col {
    display: contents;
}
.quant-chart-div {
    flex: 1;
    min-height: 0;
    position: relative;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 3px;
    overflow: hidden;
}
.quant-chart-rsi   { height: 100px; max-height: 100px; flex: none; }
.quant-chart-macd  { height: 100px; max-height: 100px; flex: none; }
.quant-chart-equity{ height: 120px; max-height: 120px; flex: none; }

/* ── Drag handles ─────────────────────────────────────────────────────── */
/* Top edge of sub-charts (single-chart mode: drag to resize height) */
.qt-hdrag-top {
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 6px;
    cursor: ns-resize;
    z-index: 5;
}
.qt-hdrag-top:hover { background: transparent; }
/* Vertical divider (dual mode only: drag left-right) */
.qt-vdrag {
    display: none;
    cursor: ew-resize;
    flex: none;
}
.qt-vdrag:hover, .qt-vdrag.dragging { background: transparent; }
/* Horizontal divider inside sub-col (dual mode only: drag up-down) */
.qt-hdrag {
    display: none;
    height: 6px;
    cursor: ns-resize;
    flex: none;
}
.qt-hdrag:hover, .qt-hdrag.dragging { background: transparent; }

/* ── Dual sub-chart layout (RSI + MACD both visible → right side panel) ── */
.quant-main.quant-dual {
    display: grid;
    grid-template-columns: 1fr 6px var(--qt-sub-w, 280px);
    grid-template-rows: 1fr auto;
}
.quant-main.quant-dual #quantCandleDiv {
    grid-column: 1; grid-row: 1;
    flex: none; height: auto; min-height: 0;
}
.quant-main.quant-dual .qt-vdrag {
    display: block;
    grid-column: 2; grid-row: 1;
}
.quant-main.quant-dual .quant-sub-col {
    display: flex;
    flex-direction: column;
    grid-column: 3; grid-row: 1;
    min-height: 0;
}
/* RSI gets flex:1 initially; user drags to adjust */
.quant-main.quant-dual .quant-sub-col .quant-chart-div {
    flex: 1;
    height: auto !important;
    max-height: none !important;
    min-height: 0;
}
/* Horizontal handle between RSI and MACD */
.quant-main.quant-dual .qt-hdrag { display: block; }
/* Hide single-mode top handles in dual mode */
.quant-main.quant-dual .qt-hdrag-top { display: none; }
/* Equity spans full width below both columns */
.quant-main.quant-dual #quantEquityDiv {
    grid-column: 1 / 4; grid-row: 2;
}

/* ── Hide TradingView watermark ───────────────────────────────────────── */
#quantCandleDiv a,
#quantRsiDiv    a,
#quantMacdDiv   a,
#quantEquityDiv a { display: none !important; }

/* ── Sub-chart toggle buttons ─────────────────────────────────────────── */
.qt-sub-toggle {
    padding: 2px 7px;
    border: 1px solid var(--border-color);
    border-radius: 3px;
    background: rgba(255,255,255,0.09);
    color: var(--text-primary);
    font-size: 0.67rem;
    font-weight: 600;
    cursor: pointer;
    font-family: inherit;
    transition: background 0.1s, color 0.1s, opacity 0.15s;
}
.qt-sub-toggle:not(.active) {
    background: transparent;
    color: var(--text-secondary);
    opacity: 0.45;
}
[data-theme="light"] .qt-sub-toggle,
[data-theme="system"] .qt-sub-toggle { background: rgba(0,0,0,0.07); }
.qt-ai-toggle.active { background: #0d9488 !important; color: #fff !important; border-color: #0d9488 !important; opacity: 1 !important; }

.quant-loading {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.78rem;
    color: var(--text-secondary);
    background: var(--bg-primary);
    z-index: 5;
    letter-spacing: 0.04em;
}

/* ── Region-unavailable fallback ─────────────────────────────────────── */
.quant-unavailable {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-primary);
    z-index: 6;
}
.quant-unavailable .qu-inner {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 16px;
    max-width: 320px;
    padding: 24px;
    animation: quUnavailIn 0.7s cubic-bezier(0.22, 1, 0.36, 1) both;
}
.quant-unavailable .qu-icon {
    width: 42px;
    height: 42px;
    color: var(--text-secondary);
    opacity: 0.5;
}
.quant-unavailable .qu-title {
    font-size: 0.95rem;
    font-weight: 500;
    letter-spacing: 0.01em;
    color: var(--text-primary);
    line-height: 1.4;
    opacity: 0.85;
}
.quant-unavailable .qu-sub {
    font-size: 0.78rem;
    font-weight: 400;
    letter-spacing: 0.02em;
    color: var(--text-secondary);
    line-height: 1.55;
    opacity: 0.7;
}
@keyframes quUnavailIn {
    from { opacity: 0; transform: translateY(8px); }
    to   { opacity: 1; transform: none; }
}

/* ── Expand / collapse toggle button ─────────────────────────────────── */
.qt-expand-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 18px;
    height: 18px;
    border: 1px solid var(--border-color);
    border-radius: 3px;
    background: transparent;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 0;
    flex-shrink: 0;
    transition: background 0.1s, color 0.1s, border-color 0.1s;
}
.qt-expand-btn:hover {
    background: rgba(255,255,255,0.07);
    color: var(--text-primary);
}
[data-theme="light"] .qt-expand-btn:hover,
[data-theme="system"] .qt-expand-btn:hover { background: rgba(0,0,0,0.06); }
.qt-expand-btn.active {
    background: rgba(255,255,255,0.11);
    color: var(--text-primary);
    border-color: rgba(255,255,255,0.25);
}
[data-theme="light"] .qt-expand-btn.active,
[data-theme="system"] .qt-expand-btn.active {
    background: rgba(0,0,0,0.08);
    border-color: rgba(0,0,0,0.2);
}
.qt-expand-btn svg { transition: transform 0.2s ease; }
.qt-expand-btn.active svg { transform: rotate(180deg); }

/* ── Dropdown panels ─────────────────────────────────────────────────── */
.qt-dropdown {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 5px;
    padding: 7px 14px;
    border-bottom: 1px solid var(--border-color);
    flex-shrink: 0;
    background: var(--bg-primary);
    animation: qt-drop-in 0.15s ease both;
}
.qt-dropdown.quant-hidden { display: none !important; }
@keyframes qt-drop-in {
    from { opacity: 0; transform: translateY(-3px); }
    to   { opacity: 1; transform: translateY(0); }
}
.qt-dropdown-label {
    font-size: 0.61rem;
    font-weight: 600;
    color: var(--text-secondary);
    letter-spacing: 0.05em;
    text-transform: uppercase;
    flex-shrink: 0;
    margin-right: 4px;
}
.qt-dropdown-strats {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 6px;
}

/* ── Strategy Builder ────────────────────────────────────────────────── */
.qt-sb-wrap {
    flex-shrink: 0;
    border-top: 1px solid var(--border-color);
    padding: 14px 18px 16px;
    background: var(--bg-primary);
    min-height: 0;
    overflow: hidden;
}
.qt-sb-hdr {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 12px;
}
.qt-sb-title {
    font-size: 0.71rem;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: 0.02em;
}
.qt-sb-hdr-toggle {
    cursor: pointer;
    user-select: none;
    margin-bottom: 0;
}
.qt-sb-hdr-toggle:hover .qt-sb-title { opacity: 0.75; }
.qt-sb-chevron {
    color: var(--text-secondary);
    flex-shrink: 0;
    transition: transform 0.2s ease;
    margin-left: auto;
}
.qt-sb-hdr-toggle.open .qt-sb-chevron { transform: rotate(180deg); }
.qt-sb-hdr-toggle.open { margin-bottom: 12px; }
.qt-sb-reset {
    font-size: 0.64rem;
    color: var(--text-secondary);
    background: none;
    border: none;
    cursor: pointer;
    font-family: inherit;
    padding: 2px 6px;
    border-radius: 3px;
    transition: color 0.15s;
}
.qt-sb-reset:hover { color: var(--text-primary); }

.qt-sb-stage {
    position: relative;
    min-height: 72px;
}

/* Question card */
.qt-sb-card {
    opacity: 1;
    transform: none;
    transition: opacity 0.3s cubic-bezier(0.4,0,0.2,1),
                transform 0.3s cubic-bezier(0.4,0,0.2,1);
}
.qt-sb-card.qt-sb-enter {
    opacity: 0;
    transform: translateY(14px);
}
.qt-sb-card.qt-sb-exit {
    opacity: 0;
    transform: translateY(-12px);
    pointer-events: none;
    position: absolute;
    top: 0; left: 0; right: 0;
}
.qt-sb-q {
    font-size: 0.72rem;
    font-weight: 500;
    color: var(--text-primary);
    margin: 0 0 10px;
}
.qt-sb-opts {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}
.qt-sb-opt {
    padding: 4px 13px;
    border: 1px solid var(--border-color);
    border-radius: 20px;
    background: transparent;
    color: var(--text-secondary);
    font-size: 0.68rem;
    font-weight: 500;
    cursor: pointer;
    font-family: inherit;
    transition: background 0.12s, color 0.12s, border-color 0.12s;
    white-space: nowrap;
}
.qt-sb-opt:hover {
    color: var(--text-primary);
    border-color: var(--text-secondary);
    background: rgba(255,255,255,0.05);
}
[data-theme="light"] .qt-sb-opt:hover,
[data-theme="system"] .qt-sb-opt:hover { background: rgba(0,0,0,0.04); }
.qt-sb-opt.qt-sb-chosen {
    background: var(--text-primary);
    color: var(--bg-primary);
    border-color: var(--text-primary);
}

/* Result card */
.qt-sb-result-text {
    font-size: 0.70rem;
    color: var(--text-secondary);
    margin: 0 0 10px;
}
.qt-sb-launch {
    padding: 5px 18px;
    background: #0d9488;
    color: #fff;
    border: none;
    border-radius: 4px;
    font-size: 0.70rem;
    font-weight: 600;
    cursor: pointer;
    font-family: inherit;
    transition: background 0.12s;
}
.qt-sb-launch:hover { background: #0f766e; }

/* ── Pine Editor ─────────────────────────────────────────────────────── */
.qt-pine-wrap {
    flex-shrink: 0;
    border-top: 1px solid var(--border-color);
    background: var(--bg-primary);
}
.qt-pine-hdr {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 18px;
}
.qt-pine-hdr-toggle {
    cursor: pointer;
    user-select: none;
}
.qt-pine-hdr-toggle:hover .qt-pine-title { opacity: 0.75; }
.qt-pine-hdr-toggle.open .qt-sb-chevron { transform: rotate(180deg); }
.qt-pine-title {
    font-size: 0.71rem;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: 0.02em;
}
.qt-pine-body {
    border-top: 1px solid var(--border-color);
}
.qt-pine-body-bar {
    display: flex;
    align-items: center;
    gap: 7px;
    padding: 6px 14px;
    border-bottom: 1px solid var(--border-color);
}
.qt-pine-select {
    padding: 2px 6px;
    border: 1px solid var(--border-color);
    border-radius: 3px;
    background: transparent;
    color: var(--text-secondary);
    font-size: 0.67rem;
    font-family: inherit;
    cursor: pointer;
    outline: none;
}
.qt-pine-select:focus { border-color: var(--text-secondary); }
.qt-pine-run {
    padding: 3px 11px;
    border: none;
    border-radius: 3px;
    background: #0d9488;
    color: #fff;
    font-size: 0.69rem;
    font-weight: 600;
    cursor: pointer;
    font-family: inherit;
    transition: background 0.1s;
}
.qt-pine-run:hover { background: #0f766e; }

.qt-pine-dock {
    margin-left: auto;
    width: 24px;
    height: 24px;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    background: transparent;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    flex-shrink: 0;
    transition: background 0.1s, color 0.1s;
}
.qt-pine-dock:hover { background: var(--border-color); color: var(--text-primary); }
.qt-pine-dock.docked svg { transform: rotate(180deg); }

/* Docked-right: editor becomes a right sidebar */
.qt-pine-wrap.qt-pine-docked {
    width: 400px;
    flex-shrink: 0;
    border-left: 1px solid var(--border-color);
    border-top: none;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}
.qt-pine-wrap.qt-pine-docked .qt-pine-body {
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    border-top: none;
}
.qt-pine-wrap.qt-pine-docked #qtPineEditorRow {
    flex: 1;
    min-height: 0;
    display: flex;
    flex-direction: column;
}
.qt-pine-wrap.qt-pine-docked #qtPineEditor {
    flex: 1;
    min-height: 0;
    position: relative;
    overflow: hidden;
}
.qt-pine-wrap.qt-pine-docked .CodeMirror {
    position: absolute !important;
    inset: 0 !important;
    height: auto !important;
    width: 100% !important;
}

/* Drag resizer */
.qt-pine-resizer {
    width: 5px;
    cursor: col-resize;
    flex-shrink: 0;
    background: transparent;
    transition: background 0.15s;
}
.qt-pine-resizer:hover, .qt-pine-resizer.dragging { background: transparent; }

.qt-lang-tabs {
    display: flex;
    gap: 2px;
    background: var(--border-color);
    border-radius: 5px;
    padding: 2px;
}
.qt-lang-tab {
    font-size: 11px;
    font-weight: 600;
    font-family: inherit;
    border: none;
    background: transparent;
    border-radius: 3px;
    padding: 3px 10px;
    cursor: pointer;
    color: var(--text-secondary);
    transition: background 0.1s, color 0.1s;
}
.qt-lang-tab.active {
    background: var(--bg-primary);
    color: var(--text-primary);
}

/* CodeMirror overrides */
.qt-pine-wrap .CodeMirror {
    height: 165px;
    font-family: 'SF Mono', 'JetBrains Mono', 'Fira Code', monospace;
    font-size: 0.82rem;
    line-height: 1.55;
    border: none;
    background: var(--bg-primary);
    color: var(--text-primary);
}
.qt-pine-wrap .CodeMirror-gutters {
    background: var(--bg-primary);
    border-right: 1px solid var(--border-color);
}
.qt-pine-wrap .CodeMirror-linenumber { color: var(--text-secondary); }
.qt-pine-wrap .CodeMirror-cursor { border-left-color: var(--text-primary); }
.qt-pine-wrap .CodeMirror-selected { background: rgba(99,102,241,0.18) !important; }
/* JS token colors — work in both themes */
.qt-pine-wrap .cm-keyword  { color: #818cf8; }
.qt-pine-wrap .cm-string   { color: #34d399; }
.qt-pine-wrap .cm-number   { color: #fb923c; }
.qt-pine-wrap .cm-comment  { color: var(--text-secondary); font-style: italic; }
.qt-pine-wrap .cm-variable { color: var(--text-primary); }
.qt-pine-wrap .cm-def      { color: #60a5fa; }
.qt-pine-wrap .cm-operator { color: #f472b6; }

.qt-pine-status {
    font-size: 0.67rem;
    padding: 4px 14px;
    min-height: 22px;
    color: var(--text-secondary);
}
.qt-pine-status.ok          { color: #0d9488; }
.qt-pine-status.err         { color: #ef4444; }
.qt-pine-status.ai-ok       { color: #111 !important; }
.qt-pine-status.ai-thinking { color: #111 !important; animation: qtPinePulse 1.2s ease-in-out infinite; }
@keyframes qtPinePulse {
    0%, 100% { opacity: 1; }
    50%       { opacity: 0.4; }
}

.qt-pine-results {
    font-family: 'SF Mono', 'JetBrains Mono', 'Fira Code', monospace;
    font-size: 0.75rem;
    line-height: 1.65;
    padding: 10px 14px;
    margin: 0;
    color: var(--text-secondary);
    background: rgba(128,128,128,0.04);
    border-top: 1px solid var(--border-color);
    overflow: auto;
    white-space: pre-wrap;
    max-height: 220px;
}
.qt-pine-wrap.qt-pine-docked .qt-pine-results {
    max-height: 220px;
}

/* ── Quant body: main col + AI sidebar ───────────────────────────────── */
.qt-quant-body {
    flex: 1;
    display: flex;
    flex-direction: row;
    overflow: hidden;
    min-height: 0;
    position: relative;
}
.qt-main-col {
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    min-width: 0;
}

/* ── AI Chat Panel ───────────────────────────────────────────────────── */
.qt-ai-chat {
    flex-direction: column;
    width: 380px;
    flex-shrink: 0;
    border-left: 1px solid var(--border-color, #e5e7eb);
    overflow: hidden;
}
.qt-ai-msgs {
    flex: 1;
    overflow-y: auto;
    padding: 10px;
    display: flex;
    flex-direction: column;
    gap: 8px;
    min-height: 0;
}
.qt-ai-msg {
    max-width: 88%;
    font-size: 13px;
    line-height: 1.55;
    padding: 8px 12px;
}
.qt-ai-msg-user {
    align-self: flex-end;
    background: #1a1f2e;
    color: #e2e8f0;
    border-radius: 12px 12px 2px 12px;
}
.qt-ai-msg-ai {
    align-self: flex-start;
    background: #1e2433;
    color: #cbd5e1;
    border-radius: 12px 12px 12px 2px;
}
.qt-ai-greeting {
    color: #94a3b8;
    font-style: italic;
}
.qt-ai-msg-code {
    font-family: 'JetBrains Mono', 'Fira Code', monospace;
    font-size: 11px;
    background: #0f172a;
    color: #94a3b8;
    padding: 8px 10px;
    border-radius: 6px;
    overflow-x: auto;
    white-space: pre;
    margin-top: 6px;
    max-height: 160px;
    overflow-y: auto;
}
.qt-ai-apply-btn {
    display: inline-block;
    margin-top: 8px;
    background: #0d9488;
    color: #fff;
    border: none;
    border-radius: 5px;
    padding: 5px 12px;
    font-size: 12px;
    cursor: pointer;
    font-weight: 500;
}
.qt-ai-apply-btn:hover { background: #0f766e; }
.qt-ai-bar {
    display: flex;
    gap: 6px;
    padding: 8px 10px;
    border-top: 1px solid #2a3147;
    flex-shrink: 0;
}
.qt-ai-input {
    flex: 1;
    resize: none;
    border: 1px solid #2a3147;
    border-radius: 8px;
    padding: 7px 10px;
    font-size: 13px;
    font-family: inherit;
    background: #151c2c;
    color: #cbd5e1;
    outline: none;
    line-height: 1.4;
}
.qt-ai-input:focus { border-color: #0d9488 !important; outline: none; }
.qt-ai-send {
    background: #0d9488;
    color: #fff;
    border: none;
    border-radius: 8px;
    padding: 7px 16px;
    font-size: 13px;
    cursor: pointer;
    font-weight: 500;
    white-space: nowrap;
    align-self: flex-end;
}
.qt-ai-send:disabled { opacity: 0.45; cursor: default; }
.qt-ai-send:not(:disabled):hover { background: #0f766e; }
.qt-ai-exit {
    background: none;
    border: none;
    color: #6b7280;
    font-size: 12px;
    cursor: pointer;
    text-align: left;
    padding: 5px 10px;
    flex-shrink: 0;
}
.qt-ai-exit:hover { color: #9ca3af; }

/* light mode overrides for AI chat */
[data-theme="light"] .qt-ai-msg-ai,
[data-theme="system"] .qt-ai-msg-ai { background: #f1f5f9; color: #1e293b; }
[data-theme="light"] .qt-ai-greeting,
[data-theme="system"] .qt-ai-greeting { color: #64748b; }
[data-theme="light"] .qt-ai-bar,
[data-theme="system"] .qt-ai-bar { border-top-color: #e5e7eb; }
[data-theme="light"] .qt-ai-input,
[data-theme="system"] .qt-ai-input { background: #fff; color: #1e293b; border-color: #d1d5db; }
[data-theme="light"] .qt-ai-input:focus,
[data-theme="system"] .qt-ai-input:focus { border-color: #111 !important; }
[data-theme="light"] .qt-ai-exit:hover,
[data-theme="system"] .qt-ai-exit:hover { color: #374151; }

/* thinking bubble pulse */
.qt-ai-thinking-bubble {
    color: #64748b !important;
    animation: qtThinkPulse 1.4s ease-in-out infinite;
}
@keyframes qtThinkPulse {
    0%, 100% { opacity: 1; }
    50%       { opacity: 0.3; }
}

@media (max-width: 640px) {
    .qt-quant-body { flex-direction: column; }
    .qt-ai-chat { width: 100%; border-left: none; border-top: 1px solid var(--border-color, #e5e7eb); }
    .qt-ai-msgs { min-height: 200px; }
}

/* ── Strategy tooltip ────────────────────────────────────────────────── */
#qtStratTip {
    position: fixed;
    z-index: 9999;
    max-width: 240px;
    padding: 7px 10px;
    border-radius: 5px;
    background: var(--bg-secondary, #1a1a1a);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    font-size: 0.67rem;
    line-height: 1.5;
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.12s ease;
    box-shadow: 0 4px 12px rgba(0,0,0,0.25);
}
#qtStratTip.visible { opacity: 1; }
[data-theme="light"] #qtStratTip,
[data-theme="system"] #qtStratTip { background: #f0f0eb; box-shadow: 0 4px 12px rgba(0,0,0,0.1); }

/* ── Tablet (≤960px): hide indicator sliders + strategy param panels ─── */
@media (max-width: 960px) {
    .qt-bar .qt-ind-ctrl .qt-slider,
    .qt-bar .qt-ind-ctrl .qt-num { display: none; }
    .qt-bar-right .qt-params     { display: none !important; }
}

/* ── Mobile (≤640px): hide indicators entirely, wrap toolbar ────────── */
@media (max-width: 640px) {
    .qt-bar {
        height: auto;
        min-height: 38px;
        flex-wrap: wrap;
        padding: 5px 8px;
        gap: 5px;
    }
    .qt-bar-left, .qt-bar-right { flex-wrap: wrap; }
    .qt-sep { display: none; }
    .qt-bar .qt-ind-ctrl { display: none; }
    /* Ensure the chart gets a reasonable minimum height on mobile */
    .quant-main { min-height: 240px; }
    .quant-chart-rsi    { height: 75px; max-height: 75px; }
    .quant-chart-macd   { height: 75px; max-height: 75px; }
    .quant-chart-equity { height: 90px; max-height: 90px; }

    /* Force vertical stacking on mobile regardless of dual mode */
    .quant-main.quant-dual {
        display: flex;
        flex-direction: column;
    }
    .quant-main.quant-dual #quantCandleDiv {
        flex: 1; height: auto;
    }
    .quant-main.quant-dual .quant-sub-col {
        display: contents;
    }
    .quant-main.quant-dual .quant-sub-col .quant-chart-div {
        flex: none;
        height: 75px !important;
        max-height: 75px !important;
    }
    .quant-main.quant-dual #quantEquityDiv {
        grid-column: unset;
        grid-row: unset;
    }
    /* Hide drag handles on mobile */
    .qt-vdrag, .qt-hdrag, .qt-hdrag-top { display: none !important; }
}

/* ── Data Manager Panel ─────────────────────────────────────────────────── */

.qt-data-panel {
    position: absolute;
    inset: 0;
    background: var(--bg-primary);
    z-index: 10;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    padding: 0;
}

.qt-data-hdr {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 16px;
    border-bottom: 1px solid var(--border-color);
    flex-shrink: 0;
}

.qt-data-back {
    background: none;
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    border-radius: 6px;
    padding: 4px 10px;
    font-size: 0.78rem;
    cursor: pointer;
    font-weight: 600;
}
.qt-data-back:hover { color: var(--text-primary); border-color: var(--text-secondary); }

.qt-data-title {
    font-size: 0.88rem;
    font-weight: 700;
    color: var(--text-primary);
}

.qt-data-size {
    margin-left: auto;
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.qt-data-toolbar {
    display: flex;
    gap: 8px;
    padding: 8px 16px;
    border-bottom: 1px solid var(--border-color);
    flex-shrink: 0;
}

.qt-data-btn {
    padding: 5px 12px;
    border-radius: 6px;
    border: 1px solid var(--border-color);
    background: none;
    color: var(--text-primary);
    font-size: 0.78rem;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.15s;
}
.qt-data-btn:hover { background: rgba(255,255,255,0.06); }
.qt-data-btn-primary {
    background: #2563eb;
    border-color: #2563eb;
    color: #fff;
}
.qt-data-btn-primary:hover { background: #1d4ed8; }
.qt-data-btn:disabled { opacity: 0.5; cursor: not-allowed; }

/* Upload form */
.qt-data-upload-form {
    padding: 10px 16px;
    border-bottom: 1px solid var(--border-color);
    background: rgba(255,255,255,0.02);
    flex-shrink: 0;
}
.qt-data-upload-row {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
}
.qt-data-upload-row label {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.78rem;
    color: var(--text-secondary);
}
.qt-data-input {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    border-radius: 5px;
    padding: 4px 8px;
    font-size: 0.78rem;
    outline: none;
}
.qt-data-import-status {
    font-size: 0.76rem;
    margin-top: 6px;
    padding: 4px 8px;
    border-radius: 4px;
}
.qt-data-import-status.ok  { color: #10b981; }
.qt-data-import-status.err { color: #ef4444; }
.qt-data-import-status.info{ color: var(--text-secondary); }

/* Main table */
.qt-data-table-wrap {
    overflow-y: auto;
    flex: 1;
    min-height: 120px;
    max-height: 280px;
    border-bottom: 1px solid var(--border-color);
}
.qt-data-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.78rem;
}
.qt-data-table th {
    padding: 6px 12px;
    text-align: left;
    color: var(--text-secondary);
    font-size: 0.72rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    background: var(--bg-primary);
    position: sticky;
    top: 0;
    border-bottom: 1px solid var(--border-color);
}
.qt-data-table td {
    padding: 5px 12px;
    border-bottom: 1px solid var(--border-color);
    color: var(--text-primary);
}
.qt-data-table tr:hover td { background: rgba(255,255,255,0.03); }
.qt-data-empty { color: var(--text-secondary); font-style: italic; }

.qt-data-source {
    font-size: 0.7rem;
    padding: 2px 6px;
    border-radius: 4px;
    font-weight: 600;
}
.qt-data-source-api { background: rgba(37,99,235,0.18); color: #60a5fa; }
.qt-data-source-csv { background: rgba(16,185,129,0.18); color: #34d399; }

.qt-data-actions { display: flex; gap: 4px; }
.qt-data-act {
    padding: 2px 8px;
    border-radius: 4px;
    border: 1px solid var(--border-color);
    background: none;
    color: var(--text-secondary);
    font-size: 0.72rem;
    cursor: pointer;
}
.qt-data-act:hover { color: var(--text-primary); }
.qt-data-act-del:hover { color: #ef4444; border-color: #ef4444; }

/* Preview */
.qt-data-preview-wrap {
    flex-shrink: 0;
    border-bottom: 1px solid var(--border-color);
    max-height: 220px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}
.qt-data-preview-hdr {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 6px 16px;
    font-size: 0.78rem;
    font-weight: 600;
    color: var(--text-secondary);
    border-bottom: 1px solid var(--border-color);
    flex-shrink: 0;
}
.qt-data-preview-scroll {
    overflow: auto;
    flex: 1;
}

/* SQL console */
.qt-data-sql-wrap {
    flex-shrink: 0;
    padding: 10px 16px;
    border-top: 1px solid var(--border-color);
}
.qt-data-sql-hdr {
    font-size: 0.78rem;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 6px;
}
.qt-data-sql-hint { font-size: 0.71rem; color: var(--text-secondary); font-weight: 400; margin-left: 6px; }
.qt-data-sql-input {
    width: 100%;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    border-radius: 6px;
    padding: 8px 10px;
    font-size: 0.78rem;
    font-family: 'JetBrains Mono', 'Fira Code', monospace;
    resize: vertical;
    outline: none;
    display: block;
}
.qt-data-sql-bar { display: flex; gap: 8px; margin-top: 6px; }
.qt-data-sql-result {
    margin-top: 8px;
    max-height: 200px;
    overflow: auto;
    font-size: 0.76rem;
}
.qt-data-sql-running { color: var(--text-secondary); }
.qt-data-sql-err     { color: #ef4444; }

/* ── Panel drag handles (chart↔editor vertical, main↔AI horizontal) ── */
.qt-vpanel-drag {
    height: 5px;
    cursor: ns-resize;
    flex-shrink: 0;
    background: transparent;
    transition: background 0.15s;
}
.qt-vpanel-drag:hover, .qt-vpanel-drag.dragging {
    background: transparent;
}

.qt-ai-resizer {
    width: 5px;
    cursor: col-resize;
    flex-shrink: 0;
    background: transparent;
    transition: background 0.15s;
}
.qt-ai-resizer:hover, .qt-ai-resizer.dragging {
    background: transparent;
}

/* ── SQL result table (shared by editor results panel and Data Manager) ── */

.qt-sql-table {
    border-collapse: collapse;
    font-size: 0.76rem;
    width: 100%;
}
.qt-sql-table th {
    padding: 4px 10px;
    text-align: left;
    color: var(--text-secondary);
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    border-bottom: 1px solid var(--border-color);
    white-space: nowrap;
}
.qt-sql-table td {
    padding: 3px 10px;
    border-bottom: 1px solid var(--border-color);
    color: var(--text-primary);
    white-space: nowrap;
}
.qt-sql-table tr:hover td { background: rgba(255,255,255,0.04); }
.qt-sql-note {
    font-size: 0.72rem;
    color: var(--text-secondary);
    padding: 4px 0;
    font-style: italic;
}

/* ── LOB Panel ─────────────────────────────────────────────────────────────── */
.qt-lob-wrap {
    flex-shrink: 0;
    border-top: 1px solid var(--border-color);
    padding: 13px 18px 15px;
    background: var(--bg-primary);
}
.qt-lob-hdr {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 13px;
}
.qt-lob-title {
    font-size: 0.68rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.07em;
    color: var(--text-secondary);
    white-space: nowrap;
}
.qt-lob-tabs {
    display: flex;
    gap: 1px;
    background: rgba(128,128,128,0.1);
    border-radius: 6px;
    padding: 2px;
}
.qt-lob-tab {
    font-size: 11px;
    font-weight: 600;
    font-family: inherit;
    border: none;
    background: transparent;
    color: var(--text-secondary);
    border-radius: 4px;
    padding: 3px 9px;
    cursor: pointer;
    transition: background 0.12s, color 0.12s;
}
.qt-lob-tab.active {
    background: var(--bg-primary);
    color: var(--text-primary);
    box-shadow: 0 1px 2px rgba(0,0,0,0.18);
}
.qt-lob-live {
    margin-left: auto;
    display: flex;
    align-items: center;
    gap: 5px;
    font-size: 10px;
    font-weight: 600;
    letter-spacing: 0.05em;
    color: var(--text-secondary);
}
.qt-lob-dot {
    width: 5px;
    height: 5px;
    border-radius: 50%;
    background: rgba(128,128,128,0.4);
    transition: background 0.3s;
}
.qt-lob-dot.live {
    background: #34d399;
    animation: lobPulse 1.8s ease-in-out infinite;
}
[data-theme="light"] .qt-lob-dot.live { background: #059669; }
@keyframes lobPulse {
    0%, 100% { opacity: 1; }
    50%       { opacity: 0.35; }
}
.qt-lob-nodata {
    font-size: 12px;
    color: var(--text-secondary);
    padding: 12px 0 4px;
    text-align: center;
}
.qt-lob-nodata code { color: var(--text-primary); font-size: 11px; }

/* Price row */
.qt-lob-price-row {
    display: flex;
    align-items: baseline;
    gap: 10px;
    margin-bottom: 13px;
}
.qt-lob-price {
    font-size: 1.3rem;
    font-weight: 700;
    letter-spacing: -0.5px;
    color: var(--text-primary);
    font-variant-numeric: tabular-nums;
}
.qt-lob-spread-val {
    font-size: 0.73rem;
    color: var(--text-secondary);
    font-variant-numeric: tabular-nums;
}

/* OBI split bar */
.qt-lob-obi-wrap { margin-bottom: 7px; }
.qt-lob-obi-bar {
    display: flex;
    height: 7px;
    border-radius: 3.5px;
    overflow: hidden;
    margin-bottom: 5px;
    background: rgba(128,128,128,0.1);
}
.qt-lob-obi-bid {
    background: #34d399;
    transition: width 0.35s ease;
    border-radius: 3.5px 0 0 3.5px;
}
.qt-lob-obi-ask {
    background: #f87171;
    transition: width 0.35s ease;
    border-radius: 0 3.5px 3.5px 0;
}
[data-theme="light"] .qt-lob-obi-bid { background: #10b981; }
[data-theme="light"] .qt-lob-obi-ask { background: #ef4444; }
.qt-lob-obi-labels {
    display: flex;
    justify-content: space-between;
    font-size: 10.5px;
    font-weight: 600;
}
.qt-lob-bid-lbl { color: #34d399; }
.qt-lob-ask-lbl { color: #f87171; }
[data-theme="light"] .qt-lob-bid-lbl { color: #059669; }
[data-theme="light"] .qt-lob-ask-lbl { color: #dc2626; }

/* OBI sparkline */
.qt-lob-spark-wrap {
    margin: 9px 0 12px;
    border-radius: 3px;
    overflow: hidden;
}
.qt-lob-spark { display: block; width: 100%; }

/* Metrics 2-col grid */
.qt-lob-metrics {
    display: grid;
    grid-template-columns: 1fr 1px 1fr;
    gap: 0 14px;
}
.qt-lob-col-divider { background: var(--border-color); align-self: stretch; }
.qt-lob-col { display: flex; flex-direction: column; gap: 5px; }
.qt-lob-col-hdr {
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    margin-bottom: 2px;
}
.qt-lob-col-bid .qt-lob-col-hdr { color: #34d399; }
.qt-lob-col-ask .qt-lob-col-hdr { color: #f87171; }
[data-theme="light"] .qt-lob-col-bid .qt-lob-col-hdr { color: #059669; }
[data-theme="light"] .qt-lob-col-ask .qt-lob-col-hdr { color: #dc2626; }
.qt-lob-mrow {
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.qt-lob-mlbl {
    font-size: 11px;
    color: var(--text-secondary);
}
.qt-lob-mval {
    font-size: 11px;
    font-weight: 600;
    font-variant-numeric: tabular-nums;
}
.qt-lob-col-bid .qt-lob-mval { color: #34d399; }
.qt-lob-col-ask .qt-lob-mval { color: #f87171; }
[data-theme="light"] .qt-lob-col-bid .qt-lob-mval { color: #059669; }
[data-theme="light"] .qt-lob-col-ask .qt-lob-mval { color: #dc2626; }

/* ── Paper Trader panel ──────────────────────────────────────────────── */
.qt-trader-panel {
    width: 360px;
    flex-direction: column;
    overflow: hidden;
    font-size: 13px;
}
.qt-trader-hdr {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 10px;
    border-bottom: 1px solid #2a3147;
    flex-shrink: 0;
}
.qt-trader-title {
    font-weight: 600;
    color: #e2e8f0;
    font-size: 13px;
    flex: 1;
}
.qt-trader-badge {
    font-size: 10px;
    padding: 2px 7px;
    border-radius: 10px;
    font-weight: 600;
    letter-spacing: .04em;
}
.qt-trader-badge-on  { background: #052e16; color: #4ade80; }
.qt-trader-badge-off { background: #1e2433; color: #64748b; }
.qt-trader-hdr-btns { display: flex; gap: 4px; align-items: center; }
.qt-trader-btn {
    font-size: 11px;
    padding: 3px 8px;
    border-radius: 4px;
    border: 1px solid #334155;
    background: #1e2433;
    color: #94a3b8;
    cursor: pointer;
}
.qt-trader-btn:hover { background: #2a3450; color: #e2e8f0; }
.qt-trader-btn-danger { border-color: #7f1d1d; color: #f87171; }
.qt-trader-btn-danger:hover { background: #450a0a; }
.qt-trader-modes {
    display: flex;
    flex-wrap: nowrap;
    align-items: center;
    gap: 4px;
    padding: 6px 10px;
    background: transparent;
    border-bottom: 1px solid #1e2433;
    overflow-x: auto;
}
.qt-trader-mode-btn {
    flex: 0 0 auto;
    white-space: nowrap;
    padding: 4px 7px;
    font-size: 11px;
    background: transparent;
    border: 1px solid #2a3450;
    border-radius: 4px;
    color: #64748b;
    cursor: pointer;
    transition: background 0.15s, color 0.15s;
}
.qt-trader-mode-btn:hover { background: #1e2433; color: #94a3b8; }
.qt-trader-fee-toggle {
    flex: 0 0 auto;
    white-space: nowrap;
    padding: 4px 7px;
    font-size: 11px;
    background: transparent;
    border: 1px solid #2a3450;
    border-radius: 4px;
    color: #64748b;
    cursor: pointer;
    font-family: inherit;
    transition: background 0.15s, color 0.15s, border-color 0.15s;
}
.qt-trader-fee-toggle:hover { background: #1e2433; color: #94a3b8; }
.qt-trader-fee-toggle.active { border-color: #3b82f6; color: #93c5fd; }
.qt-trader-mode-btn.qt-trader-mode-active {
    background: #1e3a5f;
    border-color: #3b82f6;
    color: #93c5fd;
}
.qt-trader-fee-row {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 5px 12px;
    background: transparent;
    border-bottom: 1px solid #1e2433;
    overflow: hidden;
    transition: max-height 0.2s ease, padding 0.2s ease, opacity 0.2s ease;
    max-height: 40px;
    opacity: 1;
}
.qt-trader-fee-row.collapsed {
    max-height: 0;
    padding-top: 0;
    padding-bottom: 0;
    opacity: 0;
    border-bottom-color: transparent;
}
.qt-trader-fee-label {
    font-size: 11px;
    color: #64748b;
    flex-shrink: 0;
}
.qt-trader-fee-input {
    width: 68px;
    padding: 3px 6px;
    font-size: 12px;
    font-family: inherit;
    background: #1e2433;
    border: 1px solid #2a3450;
    border-radius: 4px;
    color: #e2e8f0;
    text-align: right;
    outline: none;
    -moz-appearance: textfield;
}
.qt-trader-fee-input::-webkit-inner-spin-button,
.qt-trader-fee-input::-webkit-outer-spin-button { -webkit-appearance: none; margin: 0; }
.qt-trader-fee-input:focus { border-color: #3b82f6; }
.qt-trader-fee-pct { font-size: 11px; color: #64748b; }
.qt-trader-summary {
    display: flex;
    gap: 0;
    padding: 8px 10px;
    border-bottom: 1px solid #2a3147;
    flex-shrink: 0;
}
.qt-trader-stat {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 2px;
}
.qt-trader-label {
    font-size: 10px;
    color: #64748b;
    text-transform: uppercase;
    letter-spacing: .06em;
}
.qt-trader-val {
    font-size: 13px;
    font-weight: 600;
    color: #e2e8f0;
    font-variant-numeric: tabular-nums;
}
.qt-trader-section-hdr {
    font-size: 10px;
    color: #64748b;
    text-transform: uppercase;
    letter-spacing: .08em;
    padding: 6px 10px 3px;
    flex-shrink: 0;
}
.qt-trader-positions {
    padding: 0 10px 6px;
    flex-shrink: 0;
}
.qt-trader-pos-row {
    display: flex;
    justify-content: space-between;
    font-size: 12px;
    padding: 3px 0;
    color: #cbd5e1;
    border-bottom: 1px solid #1e293b;
}
.qt-trader-pos-row:last-child { border-bottom: none; }
.qt-trader-pos-sym { font-weight: 600; color: #7dd3fc; width: 48px; }
.qt-trader-pos-pnl-pos { color: #4ade80; }
.qt-trader-pos-pnl-neg { color: #f87171; }
.qt-trader-log {
    flex: 1;
    overflow-y: auto;
    padding: 0 10px 4px;
    display: flex;
    flex-direction: column;
    gap: 3px;
    min-height: 0;
}
.qt-trader-log-row {
    display: flex;
    gap: 6px;
    font-size: 11px;
    line-height: 1.4;
    color: #94a3b8;
    font-variant-numeric: tabular-nums;
}
.qt-trader-log-time { color: #475569; flex-shrink: 0; }
.qt-trader-log-sym  { color: #7dd3fc; font-weight: 600; flex-shrink: 0; width: 40px; }
.qt-trader-log-agent { color: #a78bfa; flex-shrink: 0; width: 52px; }
.qt-trader-log-msg  { color: #cbd5e1; word-break: break-all; }
.qt-trader-history {
    overflow-y: auto;
    max-height: 160px;
    padding: 0 10px 8px;
    flex-shrink: 0;
}
.qt-trader-trade-row {
    display: grid;
    grid-template-columns: 56px 42px 36px 70px 52px;
    font-size: 11px;
    color: #94a3b8;
    padding: 3px 0;
    border-bottom: 1px solid #1e293b;
    font-variant-numeric: tabular-nums;
}
.qt-trader-trade-row:last-child { border-bottom: none; }
.qt-trader-trade-buy  { color: #4ade80; }
.qt-trader-trade-sell { color: #f87171; }
.qt-trader-toggle { color: #a78bfa; }
.qt-trader-toggle.active { background: #312e81; color: #a5b4fc; }
@media (max-width: 640px) {
    .qt-trader-panel { width: 100%; border-left: none; border-top: 1px solid #2a3147; }
}

/* ── Paper Trader — light mode overrides ─────────────────────────────── */
[data-theme="light"] .qt-trader-panel {
    border-left-color: var(--border-color, #e5e7eb);
    background: var(--bg-primary, #f5f5f0);
}
[data-theme="light"] .qt-trader-hdr {
    border-bottom-color: var(--border-color, #e5e7eb);
}
[data-theme="light"] .qt-trader-title { color: #1e293b; }
[data-theme="light"] .qt-trader-badge-on  { background: #dcfce7; color: #166534; }
[data-theme="light"] .qt-trader-badge-off { background: #f1f5f9; color: #64748b; }
[data-theme="light"] .qt-trader-btn {
    background: #f8fafc;
    border-color: #cbd5e1;
    color: #475569;
}
[data-theme="light"] .qt-trader-btn:hover { background: #e2e8f0; color: #1e293b; }
[data-theme="light"] .qt-trader-btn-danger { border-color: #fca5a5; color: #dc2626; }
[data-theme="light"] .qt-trader-btn-danger:hover { background: #fee2e2; }
[data-theme="light"] .qt-trader-modes { background: transparent; border-bottom-color: #e2e8f0; }
[data-theme="light"] .qt-trader-fee-toggle { border-color: #cbd5e1; color: #64748b; }
[data-theme="light"] .qt-trader-fee-toggle:hover { background: #e2e8f0; color: #334155; }
[data-theme="light"] .qt-trader-fee-toggle.active { border-color: #3b82f6; color: #1d4ed8; }
[data-theme="light"] .qt-trader-mode-btn { border-color: #cbd5e1; color: #64748b; }
[data-theme="light"] .qt-trader-mode-btn:hover { background: #e2e8f0; color: #334155; }
[data-theme="light"] .qt-trader-mode-btn.qt-trader-mode-active { background: #dbeafe; border-color: #3b82f6; color: #1d4ed8; }
[data-theme="light"] .qt-trader-fee-row { background: transparent; border-bottom-color: #e2e8f0; }
[data-theme="light"] .qt-trader-fee-input { background: #fff; border-color: #cbd5e1; color: #1e293b; }
[data-theme="light"] .qt-trader-summary { border-bottom-color: var(--border-color, #e5e7eb); }
[data-theme="light"] .qt-trader-label { color: #94a3b8; }
[data-theme="light"] .qt-trader-val   { color: #1e293b; }
[data-theme="light"] .qt-trader-section-hdr { color: #94a3b8; }
[data-theme="light"] .qt-trader-pos-row { color: #334155; border-bottom-color: #f1f5f9; }
[data-theme="light"] .qt-trader-pos-sym { color: #0369a1; }
[data-theme="light"] .qt-trader-pos-pnl-pos { color: #16a34a; }
[data-theme="light"] .qt-trader-pos-pnl-neg { color: #dc2626; }
[data-theme="light"] .qt-trader-log-row  { color: #475569; }
[data-theme="light"] .qt-trader-log-time { color: #94a3b8; }
[data-theme="light"] .qt-trader-log-sym  { color: #0369a1; }
[data-theme="light"] .qt-trader-log-agent { color: #7c3aed; }
[data-theme="light"] .qt-trader-log-msg  { color: #334155; }
[data-theme="light"] .qt-trader-trade-row { color: #475569; border-bottom-color: #f1f5f9; }
[data-theme="light"] .qt-trader-trade-buy  { color: #16a34a; }
[data-theme="light"] .qt-trader-trade-sell { color: #dc2626; }
[data-theme="light"] .qt-trader-toggle { color: #6d28d9; }
[data-theme="light"] .qt-trader-toggle.active { background: #ede9fe; color: #5b21b6; }

/* ── Trader Strategy dropdown ────────────────────────────────────────────── */
.qt-trader-strat-wrap { position: relative; }
.qt-trader-strat-btn  { min-width: 68px; }
.qt-trader-strat-btn.qt-trader-mode-active { background: #312e81; border-color: #6366f1; color: #a5b4fc; }
.qt-trader-strat-dropdown {
    position: absolute;
    top: calc(100% + 4px);
    left: 0;
    min-width: 180px;
    background: var(--bg-primary);
    border: 1px solid var(--border-color, #2a3147);
    border-radius: 6px;
    z-index: 200;
    box-shadow: 0 4px 16px rgba(0,0,0,.5);
    overflow: hidden;
}
.qt-trader-strat-item {
    padding: 7px 12px;
    font-size: 12px;
    color: #94a3b8;
    cursor: pointer;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.qt-trader-strat-item:hover { background: #1e2433; color: #e2e8f0; }
.qt-trader-strat-item.active { background: #1e2b45; color: #7dd3fc; }
.qt-trader-strat-item.edit-link { color: #6366f1; border-top: 1px solid #2a3147; }
.qt-trader-strat-item.empty-hint { color: #475569; font-style: italic; }

/* ── Strategy Editor panel ───────────────────────────────────────────────── */
.qt-se-panel {
    width: 480px;
    flex-direction: column;
    overflow: hidden;
    font-size: 13px;
    background: var(--bg-primary);
}
.qt-se-resizer { cursor: col-resize; }
.qt-se-hdr {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 8px 10px;
    border-bottom: 1px solid var(--border-color, #2a3147);
    flex-shrink: 0;
}
.qt-se-title { font-weight: 600; color: #e2e8f0; font-size: 13px; }
.qt-se-selector-row {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 8px 10px;
    border-bottom: 1px solid var(--border-color, #2a3147);
    flex-shrink: 0;
}
.qt-se-select {
    flex: 1;
    background: var(--bg-primary);
    border: 1px solid var(--border-color, #2a3147);
    border-radius: 4px;
    color: #94a3b8;
    font-size: 12px;
    padding: 4px 6px;
    min-width: 0;
}
.qt-se-select:focus { border-color: #3b82f6; outline: none; }
.qt-se-meta-row {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 6px 10px;
    border-bottom: 1px solid var(--border-color, #2a3147);
    flex-shrink: 0;
}
.qt-se-name-input {
    flex: 1;
    background: var(--bg-primary);
    border: 1px solid var(--border-color, #2a3147);
    border-radius: 4px;
    color: #e2e8f0;
    font-size: 12px;
    padding: 4px 8px;
}
.qt-se-name-input:focus { border-color: #3b82f6; outline: none; }
.qt-se-lang-btns { display: flex; gap: 4px; }
.qt-se-lang-btn {
    padding: 3px 10px;
    font-size: 11px;
    border-radius: 4px;
    border: 1px solid #2a3147;
    background: transparent;
    color: #64748b;
    cursor: pointer;
}
.qt-se-lang-btn:hover { background: var(--bg-secondary, #111); color: #94a3b8; }
.qt-se-lang-btn.qt-se-lang-active { background: #1e2b45; border-color: #3b82f6; color: #93c5fd; }
.qt-se-editor {
    flex: 1;
    overflow: hidden;
    min-height: 0;
}
.qt-se-editor .CodeMirror {
    height: 100%;
    background: var(--bg-primary);
    color: #c9d1d9;
    font-family: 'JetBrains Mono', 'Fira Code', monospace;
    font-size: 12px;
    line-height: 1.6;
}
.qt-se-editor .CodeMirror-gutters { background: var(--bg-primary); border-right: 1px solid var(--border-color, #2a3147); }
.qt-se-editor .CodeMirror-linenumber { color: #484f58; }
.qt-se-action-row {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 8px 10px;
    border-top: 1px solid var(--border-color, #2a3147);
    flex-shrink: 0;
}
.qt-se-btn {
    padding: 4px 10px;
    font-size: 11px;
    border-radius: 4px;
    border: 1px solid var(--border-color, #2a3147);
    background: transparent;
    color: #94a3b8;
    cursor: pointer;
}
.qt-se-btn:hover { background: var(--bg-secondary, #111); color: #e2e8f0; }
.qt-se-btn-primary { border-color: #3b82f6; color: #93c5fd; }
.qt-se-btn-primary:hover { background: #1e3a5f; }
.qt-se-btn-danger  { border-color: #7f1d1d; color: #f87171; }
.qt-se-btn-danger:hover  { background: #450a0a; }
.qt-se-btn-deploy  { border-color: #065f46; color: #6ee7b7; margin-left: auto; }
.qt-se-btn-deploy:hover  { background: #064e3b; }
.qt-se-result {
    padding: 6px 10px;
    font-size: 11px;
    background: var(--bg-primary);
    border-top: 1px solid #2a3147;
    color: #94a3b8;
    flex-shrink: 0;
    max-height: 60px;
    overflow-y: auto;
    font-family: monospace;
}
.qt-se-result.ok  { color: #4ade80; }
.qt-se-result.err { color: #f87171; }

@media (max-width: 900px) {
    .qt-se-panel { width: 100%; border-left: none; border-top: 1px solid #2a3147; }
}
[data-theme="light"] .qt-se-panel { background: var(--bg-primary, #f5f5f0); border-left-color: var(--border-color, #e5e7eb); }
[data-theme="light"] .qt-se-hdr   { border-bottom-color: var(--border-color, #e5e7eb); }
[data-theme="light"] .qt-se-title { color: #1e293b; }
[data-theme="light"] .qt-se-select { background: var(--bg-primary, #f5f5f0); border-color: #cbd5e1; color: #334155; }
[data-theme="light"] .qt-se-selector-row { border-bottom-color: var(--border-color, #e5e7eb); }
[data-theme="light"] .qt-se-meta-row { border-bottom-color: var(--border-color, #e5e7eb); }
[data-theme="light"] .qt-se-name-input { background: var(--bg-primary, #f5f5f0); border-color: #cbd5e1; color: #1e293b; }
[data-theme="light"] .qt-se-lang-btn { border-color: #cbd5e1; color: #64748b; background: transparent; }
[data-theme="light"] .qt-se-lang-btn:hover { background: #e2e8f0; color: #334155; }
[data-theme="light"] .qt-se-lang-btn.qt-se-lang-active { background: #dbeafe; border-color: #3b82f6; color: #1d4ed8; }
[data-theme="light"] .qt-se-editor .CodeMirror { background: var(--bg-primary, #f5f5f0); color: #24292f; }
[data-theme="light"] .qt-se-editor .CodeMirror-gutters { background: var(--bg-primary, #f5f5f0); border-right-color: #d0d7de; }
[data-theme="light"] .qt-se-editor .CodeMirror-linenumber { color: #8c959f; }
[data-theme="light"] .qt-se-action-row { border-top-color: var(--border-color, #e5e7eb); }
[data-theme="light"] .qt-se-btn { border-color: #cbd5e1; color: #64748b; background: transparent; }
[data-theme="light"] .qt-se-btn:hover { background: #e2e8f0; color: #1e293b; }
[data-theme="light"] .qt-se-btn-primary { border-color: #3b82f6; color: #1d4ed8; }
[data-theme="light"] .qt-se-btn-primary:hover { background: #dbeafe; }
[data-theme="light"] .qt-se-btn-deploy  { border-color: #059669; color: #065f46; }
[data-theme="light"] .qt-se-btn-deploy:hover  { background: #d1fae5; }
[data-theme="light"] .qt-se-result { background: var(--bg-primary, #f5f5f0); border-top-color: var(--border-color, #e5e7eb); color: #64748b; }
[data-theme="light"] .qt-trader-strat-dropdown { background: var(--bg-primary, #f5f5f0); border-color: var(--border-color, #e5e7eb); }
[data-theme="light"] .qt-trader-strat-item { color: #64748b; }
[data-theme="light"] .qt-trader-strat-item:hover { background: #e2e8f0; color: #1e293b; }
[data-theme="light"] .qt-trader-strat-item.active { background: #dbeafe; color: #1d4ed8; }
[data-theme="light"] .qt-trader-strat-item.edit-link { color: #6366f1; border-top-color: var(--border-color, #e5e7eb); }
[data-theme="light"] .qt-trader-strat-btn.qt-trader-mode-active { background: #ede9fe; border-color: #6366f1; color: #5b21b6; }