/* Sigma Dashboard — Dark Theme */
:root {
    --bg-primary: #0d1117;
    --bg-secondary: #161b22;
    --bg-tertiary: #21262d;
    --bg-hover: #30363d;
    --border: #30363d;
    --text-primary: #e6edf3;
    --text-secondary: #8b949e;
    --text-muted: #6e7681;
    --green: #3fb950;
    --green-bg: rgba(63, 185, 80, 0.1);
    --red: #f85149;
    --red-bg: rgba(248, 81, 73, 0.1);
    --blue: #58a6ff;
    --yellow: #d29922;
    --purple: #bc8cff;
    --orange: #f0883e;
    --cyan: #39d2c0;
    --font-mono: 'JetBrains Mono', 'Fira Code', 'Cascadia Code', monospace;
    --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', Helvetica, Arial, sans-serif;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
    background: var(--bg-primary);
    color: var(--text-primary);
    font-family: var(--font-sans);
    font-size: 14px;
    line-height: 1.5;
    overflow-x: hidden;
}

/* ── Top Bar ── */
.topbar {
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border);
    padding: 8px 16px;
    display: flex;
    align-items: center;
    gap: 16px;
    position: sticky;
    top: 0;
    z-index: 100;
}

.topbar-logo {
    font-weight: 700;
    font-size: 16px;
    color: var(--blue);
    white-space: nowrap;
}

.topbar select {
    background: var(--bg-tertiary);
    color: var(--text-primary);
    border: 1px solid var(--border);
    border-radius: 6px;
    padding: 4px 8px;
    font-size: 13px;
    max-width: 600px;
    cursor: pointer;
}

.topbar-stats {
    display: flex;
    gap: 16px;
    align-items: center;
    font-family: var(--font-mono);
    font-size: 13px;
}

.stat-value { font-weight: 600; }
.stat-label { color: var(--text-secondary); font-size: 11px; margin-right: 4px; }
.stat-positive { color: var(--green); }
.stat-negative { color: var(--red); }

.regime-indicator {
    display: none;
    align-items: center;
    gap: 5px;
    font-size: 11px;
    font-weight: 600;
    padding: 2px 8px;
    border-radius: 4px;
}
.regime-indicator.active { display: flex; }
.regime-indicator.calm {
    color: #4ade80;
    background: rgba(74, 222, 128, 0.12);
}
.regime-indicator.volatile {
    color: #60a5fa;
    background: rgba(96, 165, 250, 0.12);
}
.regime-dot {
    width: 7px; height: 7px;
    border-radius: 50%;
    animation: pulse 2s infinite;
}
.regime-indicator.calm .regime-dot { background: #4ade80; }
.regime-indicator.volatile .regime-dot { background: #60a5fa; }

.live-indicator {
    display: none;
    align-items: center;
    gap: 4px;
    font-size: 11px;
    color: var(--green);
    font-weight: 600;
}
.live-indicator.active { display: flex; }
.live-indicator.paper { color: var(--yellow); }
.live-indicator.backtest { color: var(--blue); }
.live-dot {
    width: 8px; height: 8px;
    background: currentColor;
    border-radius: 50%;
    animation: pulse 2s infinite;
}
@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.3; }
}

/* ── Refresh Button ── */
.refresh-btn {
    display: none;
    align-items: center;
    gap: 2px;
    background: none;
    border: 1px solid var(--border);
    border-radius: 6px;
    color: var(--text-muted);
    font-size: 11px;
    padding: 3px 8px;
    cursor: pointer;
    font-family: var(--font-sans);
    white-space: nowrap;
    transition: color 0.15s, border-color 0.15s;
}
.refresh-btn.active { display: inline-flex; }
.refresh-btn:hover {
    color: var(--text-primary);
    border-color: var(--text-secondary);
}
.refresh-btn:active { opacity: 0.7; }
#refresh-countdown {
    font-variant-numeric: tabular-nums;
    min-width: 18px;
    text-align: right;
}

/* ── Main Grid Layout ── */
.dashboard-grid {
    display: grid;
    grid-template-columns: 65% 35%;
    gap: 1px;
    padding: 8px;
    max-width: 1920px;
    margin: 0 auto;
}

/* Full-width rows */
.full-width {
    grid-column: 1 / -1;
}

/* ── Panel Base ── */
.panel {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 8px;
    margin-bottom: 8px;
    overflow: hidden;
}

.panel-header {
    padding: 8px 12px;
    border-bottom: 1px solid var(--border);
    font-size: 12px;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.panel-body {
    padding: 12px;
}

.panel-body.no-pad { padding: 0; }

/* ── Equity Chart ── */
#equity-chart {
    width: 100%;
    height: 300px;
}

/* ── Time Range Display ── */
.equity-legend {
    font-size: 11px;
    color: var(--text-muted);
    white-space: nowrap;
}
.equity-legend .legend-marker {
    font-size: 13px;
    vertical-align: middle;
}

.range-display {
    font-family: var(--font-mono);
    font-size: 11px;
    color: var(--text-primary);
    background: var(--bg-tertiary);
    padding: 2px 8px;
    border-radius: 4px;
    white-space: nowrap;
}

/* ── Timeframe Buttons ── */
.timeframe-btns {
    display: flex;
    gap: 4px;
}

.tf-btn {
    background: var(--bg-tertiary);
    border: 1px solid var(--border);
    color: var(--text-secondary);
    padding: 2px 8px;
    border-radius: 4px;
    font-size: 11px;
    cursor: pointer;
    font-family: var(--font-mono);
}

.tf-btn:hover { background: var(--bg-hover); color: var(--text-primary); }
.tf-btn.active { background: var(--blue); color: #fff; border-color: var(--blue); }

/* ── Stats Panel ── */
.stats-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1px;
}

.stats-column h3 {
    font-size: 11px;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    padding-bottom: 8px;
    border-bottom: 1px solid var(--border);
    margin-bottom: 8px;
}

.stat-row {
    display: flex;
    justify-content: space-between;
    padding: 3px 0;
    font-size: 13px;
}

.stat-row .label { color: var(--text-secondary); }
.stat-row .value { font-family: var(--font-mono); font-weight: 500; }

/* ── Regime Timeline ── */
#regime-timeline {
    height: 24px;
    width: 100%;
    position: relative;
    overflow: hidden;
}

.regime-band {
    position: absolute;
    top: 0;
    height: 100%;
    opacity: 0.7;
}

.regime-calm { background: var(--green); }
.regime-trending { background: var(--blue); }
.regime-crisis { background: var(--red); }

.regime-legend {
    display: flex;
    gap: 12px;
    font-size: 11px;
    color: var(--text-secondary);
}

.regime-legend span::before {
    content: '';
    display: inline-block;
    width: 10px;
    height: 10px;
    border-radius: 2px;
    margin-right: 4px;
    vertical-align: middle;
}

.legend-calm::before { background: var(--green); }
.legend-trending::before { background: var(--blue); }
.legend-crisis::before { background: var(--red); }

/* ── Drawdown Chart ── */
#drawdown-chart { width: 100%; height: 150px; position: relative; }

/* ── Equity Tooltip ── */
.eq-tooltip {
    display: none;
    position: absolute;
    top: 4px;
    left: 8px;
    background: rgba(13, 17, 23, 0.85);
    color: var(--text-secondary);
    font-size: 11px;
    font-family: var(--font-mono);
    padding: 3px 8px;
    border-radius: 4px;
    pointer-events: none;
    white-space: nowrap;
    z-index: 10;
}
.eq-tooltip strong { color: #58a6ff; }
.eq-date { color: var(--text-muted); margin-right: 6px; }

/* ── Drawdown Tooltip ── */
.dd-tooltip {
    display: none;
    position: absolute;
    top: 4px;
    left: 8px;
    background: rgba(13, 17, 23, 0.85);
    color: var(--text-secondary);
    font-size: 11px;
    font-family: var(--font-mono);
    padding: 3px 8px;
    border-radius: 4px;
    pointer-events: none;
    white-space: nowrap;
    z-index: 10;
}
.dd-tooltip strong { color: var(--red); }
.dd-date { color: var(--text-muted); margin-right: 6px; }

/* ── Point Detail ── */
.point-detail-header {
    display: flex;
    gap: 16px;
    padding: 8px 0;
    font-size: 13px;
    color: var(--text-secondary);
    border-bottom: 1px solid var(--border);
    margin-bottom: 8px;
    flex-wrap: wrap;
}

.point-detail-header strong { color: var(--text-primary); }

.rankings-scroll {
    max-height: 280px;
    overflow-y: auto;
}

/* ── Rankings Table ── */
.rankings-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 12px;
    font-family: var(--font-mono);
}

.rankings-table th {
    text-align: left;
    padding: 4px 8px;
    color: var(--text-muted);
    font-weight: 500;
    border-bottom: 1px solid var(--border);
    font-size: 11px;
    position: sticky;
    top: 0;
    background: var(--bg-secondary);
    z-index: 1;
}

.rankings-table td {
    padding: 4px 8px;
    border-bottom: 1px solid var(--bg-tertiary);
}

.rankings-table tr:hover { background: var(--bg-tertiary); }

/* Strategy param hint (inline, abbreviated) */
.param-hint {
    color: var(--text-muted);
    font-size: 10px;
    font-weight: 400;
}

/* Tooltip on hover for full params */
.has-tooltip {
    cursor: help;
    position: relative;
}
.has-tooltip:hover { color: var(--blue); }

/* ── Trade List ── */
.trade-controls {
    display: flex;
    gap: 8px;
    padding: 8px 12px;
    border-bottom: 1px solid var(--border);
    align-items: center;
}

.trade-controls select,
.trade-controls input {
    background: var(--bg-tertiary);
    border: 1px solid var(--border);
    color: var(--text-primary);
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 12px;
}

/* Trade table scroll container — fixed height to prevent layout shift on pagination */
.trade-table-scroll {
    max-height: 400px;
    min-height: 400px;
    overflow-y: auto;
}

.trade-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 12px;
    font-family: var(--font-mono);
}

.trade-table th {
    text-align: left;
    padding: 6px 8px;
    color: var(--text-muted);
    font-weight: 500;
    border-bottom: 1px solid var(--border);
    font-size: 11px;
    position: sticky;
    top: 0;
    background: var(--bg-secondary);
    cursor: pointer;
}

.trade-table th:hover { color: var(--text-primary); }

.trade-table td {
    padding: 4px 8px;
    border-bottom: 1px solid var(--bg-tertiary);
    white-space: nowrap;
}

.trade-table tr:hover { background: var(--bg-tertiary); }

.trade-table .pnl-positive { color: var(--green); }
.trade-table .pnl-negative { color: var(--red); }

.trade-pagination {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 8px 12px;
    font-size: 12px;
    color: var(--text-secondary);
}

.trade-pagination button {
    background: var(--bg-tertiary);
    border: 1px solid var(--border);
    color: var(--text-primary);
    padding: 4px 12px;
    border-radius: 4px;
    cursor: pointer;
    font-size: 12px;
}

.trade-pagination button:hover { background: var(--bg-hover); }
.trade-pagination button:disabled { opacity: 0.4; cursor: not-allowed; }

/* ── Switch Panel ── */
.switch-detail { padding: 8px; max-height: 400px; overflow-y: auto; }
.switch-detail .switch-item {
    padding: 6px 0;
    border-bottom: 1px solid var(--bg-tertiary);
    font-size: 13px;
}
.switch-detail .switch-item:last-child { border-bottom: none; }
.switch-label { color: var(--text-secondary); font-size: 11px; }

/* ── Open Position (live) ── */
.position-panel { display: none; }
.position-panel.active { display: block; }
.position-info {
    font-family: var(--font-mono);
    font-size: 14px;
    padding: 8px;
}

/* ── Heatmap ── */
#strategy-heatmap { width: 100%; height: 300px; }

/* ── Win Rate Chart ── */
#winrate-chart { width: 100%; height: 280px; }

/* ── Evolution Log ── */
.evo-log {
    max-height: 300px;
    overflow-y: auto;
    font-family: var(--font-mono);
    font-size: 12px;
}

.evo-log-item {
    padding: 4px 8px;
    border-bottom: 1px solid var(--bg-tertiary);
    display: flex;
    gap: 12px;
}

.evo-log-item:hover { background: var(--bg-tertiary); }
.evo-gen { color: var(--blue); min-width: 60px; }
.evo-bar { color: var(--text-muted); min-width: 80px; }
.evo-trigger { color: var(--yellow); }
.evo-best { color: var(--green); }

/* ── Scrollbar ── */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: var(--bg-primary); }
::-webkit-scrollbar-thumb { background: var(--bg-hover); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--text-muted); }

/* ── Run Management Page ── */
.runs-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
    padding: 8px;
    max-width: 1920px;
    margin: 0 auto;
    height: calc(100vh - 50px);
}

.runs-grid > .panel {
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.runs-grid > .panel > .panel-body {
    flex: 1;
    overflow: hidden;
}

.runs-list {
    overflow-y: auto;
    height: 100%;
}

.run-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 12px;
    border-bottom: 1px solid var(--bg-tertiary);
    cursor: pointer;
    transition: background 0.1s;
}

.run-item:hover { background: var(--bg-tertiary); }
.run-item-selected { background: var(--bg-tertiary); border-left: 3px solid var(--blue); }
.run-item-hidden { opacity: 0.5; }

.run-item-main { flex: 1; min-width: 0; }

.run-item-name {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    display: flex;
    align-items: center;
    gap: 6px;
}

.run-item-badge {
    font-size: 10px;
    font-weight: 600;
    padding: 1px 5px;
    border-radius: 3px;
    text-transform: uppercase;
    letter-spacing: 0.3px;
    flex-shrink: 0;
}

.badge-hidden {
    background: rgba(248, 81, 73, 0.15);
    color: var(--red);
}

.badge-nodata {
    background: rgba(110, 118, 129, 0.15);
    color: var(--text-muted);
}

.run-item-meta {
    display: flex;
    gap: 12px;
    font-size: 11px;
    color: var(--text-muted);
    margin-top: 2px;
}

.hide-btn {
    background: var(--bg-tertiary);
    border: 1px solid var(--border);
    color: var(--text-secondary);
    padding: 3px 10px;
    border-radius: 4px;
    font-size: 11px;
    cursor: pointer;
    white-space: nowrap;
    flex-shrink: 0;
    margin-left: 8px;
}

.hide-btn:hover { background: var(--bg-hover); color: var(--text-primary); }
.hide-btn:disabled { opacity: 0.4; cursor: not-allowed; }

/* Detail stats panel */
.detail-stats { font-size: 13px; }

.detail-row {
    display: flex;
    justify-content: space-between;
    padding: 4px 0;
}

.detail-row .label { color: var(--text-secondary); }
.detail-row .value { font-family: var(--font-mono); font-weight: 500; }

.detail-separator {
    border-bottom: 1px solid var(--bg-tertiary);
    margin: 4px 0;
    padding: 0 !important;
}

/* Topbar nav link */
.topbar-nav-link {
    color: var(--text-secondary);
    font-size: 12px;
    text-decoration: none;
    padding: 4px 8px;
    border-radius: 4px;
    transition: color 0.1s, background 0.1s;
}

.topbar-nav-link:hover {
    color: var(--text-primary);
    background: var(--bg-tertiary);
}

@media (max-width: 1200px) {
    .runs-grid {
        grid-template-columns: 1fr;
        height: auto;
    }
    .runs-list { max-height: 50vh; }
}

/* ── Loading ── */
.loading {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 40px;
    color: var(--text-muted);
    font-size: 13px;
}

.spinner {
    width: 20px; height: 20px;
    border: 2px solid var(--border);
    border-top-color: var(--blue);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
    margin-right: 8px;
}

@keyframes spin { to { transform: rotate(360deg); } }

/* ── Two-column bottom panels ── */
.bottom-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
}

/* ── Responsive ── */
@media (max-width: 1200px) {
    .dashboard-grid {
        grid-template-columns: 1fr;
    }
    .bottom-row {
        grid-template-columns: 1fr;
    }
}

/* ── Runs Overview Page ── */

/* Full-viewport sticky layout: only table body scrolls */
body.overview-page {
    height: 100vh;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

/* LIVE portfolio section */
.live-portfolio-section {
    flex-shrink: 0;
    margin: 0 8px;
    border-bottom: 1px solid var(--border);
}

.live-portfolio-card {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 8px 12px;
    text-decoration: none;
    color: var(--text-primary);
    background: rgba(63, 185, 80, 0.04);
    transition: background 0.1s;
    cursor: pointer;
}

.live-portfolio-card:hover { background: rgba(63, 185, 80, 0.08); }

.live-portfolio-badge {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 13px;
    font-weight: 700;
    color: var(--green);
    letter-spacing: 0.5px;
    flex-shrink: 0;
}

.live-portfolio-dot {
    width: 8px; height: 8px;
    background: var(--green);
    border-radius: 50%;
    animation: pulse 2s infinite;
}

.live-portfolio-stats {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
    flex: 1;
}

.live-portfolio-stat {
    display: flex;
    flex-direction: column;
    gap: 1px;
}

.live-portfolio-label {
    font-size: 10px;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.3px;
}

.live-portfolio-value {
    font-size: 13px;
    font-family: var(--font-mono);
    font-weight: 600;
}

.live-portfolio-arrow {
    color: var(--green);
    font-size: 16px;
    flex-shrink: 0;
}

/* Active backtest runs section */
.live-runs-section {
    flex-shrink: 0;
    margin: 0 8px;
    padding: 6px 12px;
    border-bottom: 1px solid var(--border);
    background: rgba(88, 166, 255, 0.03);
}

.live-runs-header {
    font-size: 10px;
    font-weight: 700;
    color: var(--blue);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 4px;
}

.live-runs-cards {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.live-run-card {
    display: flex;
    align-items: center;
    gap: 8px;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 6px;
    padding: 4px 10px;
    font-size: 12px;
    font-family: var(--font-mono);
    text-decoration: none;
    color: var(--text-primary);
    transition: background 0.1s;
}

.live-run-card:hover { background: var(--bg-tertiary); }

.live-card-dot {
    width: 6px; height: 6px;
    background: var(--blue);
    border-radius: 50%;
    animation: pulse 2s infinite;
    flex-shrink: 0;
}

.live-card-name { font-weight: 600; }
.live-card-stat { color: var(--text-secondary); font-size: 11px; }
.live-card-arrow { color: var(--blue); font-size: 13px; }

/* Filter bar */
.overview-filter-bar {
    flex-shrink: 0;
    display: flex;
    gap: 8px;
    padding: 6px 8px;
    align-items: center;
    flex-wrap: wrap;
    border-bottom: 1px solid var(--border);
}

.filter-input {
    background: var(--bg-tertiary);
    border: 1px solid var(--border);
    color: var(--text-primary);
    padding: 4px 10px;
    border-radius: 4px;
    font-size: 13px;
    min-width: 200px;
}

.filter-input::placeholder { color: var(--text-muted); }
.filter-input:focus { outline: none; border-color: var(--blue); }

.filter-select {
    background: var(--bg-tertiary);
    border: 1px solid var(--border);
    color: var(--text-primary);
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 12px;
    cursor: pointer;
}

.filter-checkbox {
    display: flex;
    align-items: center;
    gap: 4px;
    font-size: 12px;
    color: var(--text-secondary);
    cursor: pointer;
    white-space: nowrap;
}

.filter-checkbox input { cursor: pointer; }

.filter-clear-btn {
    background: none;
    border: 1px solid var(--border);
    color: var(--text-muted);
    padding: 4px 10px;
    border-radius: 4px;
    font-size: 12px;
    cursor: pointer;
}

.filter-clear-btn:hover { color: var(--text-primary); border-color: var(--text-muted); }

/* Overview table — fills remaining viewport, only tbody scrolls */
.overview-table-wrap {
    flex: 1;
    overflow-y: auto;
    overflow-x: auto;
    min-height: 0;
}

.overview-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 12px;
    font-family: var(--font-mono);
    background: var(--bg-secondary);
}

.overview-table th {
    text-align: left;
    padding: 6px 8px;
    color: var(--text-muted);
    font-weight: 600;
    font-size: 11px;
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    background: var(--bg-secondary);
    z-index: 2;
    white-space: nowrap;
    user-select: none;
}

.overview-table th.num { text-align: right; }

.overview-table th[data-col]:not([data-col="_actions"])::after {
    content: '';
    display: inline-block;
    width: 0;
    height: 0;
    margin-left: 4px;
    vertical-align: middle;
}

.overview-table th.sort-asc::after {
    border-left: 4px solid transparent;
    border-right: 4px solid transparent;
    border-bottom: 4px solid var(--blue);
}

.overview-table th.sort-desc::after {
    border-left: 4px solid transparent;
    border-right: 4px solid transparent;
    border-top: 4px solid var(--blue);
}

.overview-table th:hover { color: var(--text-primary); }

.overview-table td {
    padding: 5px 8px;
    border-bottom: 1px solid var(--bg-tertiary);
    white-space: nowrap;
}

.overview-table td.num { text-align: right; }

.overview-table td.col-name { max-width: 260px; overflow: hidden; text-overflow: ellipsis; }

.overview-table tr:hover { background: var(--bg-tertiary); }
.overview-table tr.row-hidden { opacity: 0.4; }

.run-link {
    color: var(--blue);
    text-decoration: none;
    font-weight: 500;
}

.run-link:hover { text-decoration: underline; }

/* Status badges */
.overview-badge {
    font-size: 10px;
    font-weight: 600;
    padding: 1px 6px;
    border-radius: 3px;
    text-transform: uppercase;
    letter-spacing: 0.3px;
}

.badge-completed { background: rgba(63, 185, 80, 0.12); color: var(--green); }
.badge-running { background: rgba(88, 166, 255, 0.12); color: var(--blue); }
.badge-failed { background: rgba(248, 81, 73, 0.12); color: var(--red); }
.badge-stopped { background: rgba(210, 153, 34, 0.12); color: var(--yellow, #d29922); }
.badge-other { background: rgba(110, 118, 129, 0.12); color: var(--text-muted); }