/* Performance — unified with Novian dark home theme */

.perf-shell.page-shell {
    --lamp-color: var(--nv-accent);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    color: var(--nv-text);
    font-family: var(--nv-font);
    background:
        linear-gradient(90deg, rgba(255, 255, 255, 0.028) 1px, transparent 1px),
        linear-gradient(rgba(255, 255, 255, 0.028) 1px, transparent 1px),
        radial-gradient(circle at 78% 0%, color-mix(in srgb, var(--nv-accent) 9%, transparent), transparent 34%),
        linear-gradient(160deg, var(--nv-bg-deep) 0%, var(--nv-bg) 48%, #080811 100%);
    background-size: 56px 56px, 56px 56px, auto, auto;
}

.perf-shell .site-header {
    background: transparent;
    border-bottom: 1px solid var(--nv-border);
    color: var(--nv-text);
}

.perf-shell .site-header-inner {
    max-width: 1140px;
    margin: 0 auto;
    padding: 22px clamp(16px, 3vw, 32px);
    display: flex;
    align-items: center;
    gap: 24px;
}

.perf-shell .hero-logo-link {
    display: block;
    flex-shrink: 0;
    line-height: 0;
}

.perf-shell .hero-logo {
    width: 42px;
    height: 42px;
    object-fit: contain;
    background: #f4f5f8;
    border-radius: 8px;
    padding: 4px;
}

.perf-shell .site-header-text { flex: 1; min-width: 0; }

.perf-shell .site-header-text h1 {
    font-family: var(--nv-font);
    font-size: clamp(1.35rem, 2.4vw, 1.75rem);
    font-weight: 700;
    margin: 0 0 4px;
    color: var(--nv-text);
    letter-spacing: -0.03em;
}

.perf-shell .hero-tagline {
    font-size: 0.9rem;
    color: var(--nv-text-dim);
    margin: 0;
    line-height: 1.45;
    font-weight: 400;
}

.perf-shell .site-header-meta {
    text-align: right;
    flex-shrink: 0;
    font-size: 12px;
    color: var(--nv-text-dim);
    line-height: 1.7;
}

.perf-shell .perf-nav {
    display: flex;
    justify-content: flex-end;
    gap: 18px;
    margin-bottom: 12px;
}

.perf-shell .perf-nav-link {
    color: var(--nv-text-mute);
    text-decoration: none;
    font-family: var(--nv-mono);
    font-size: 10px;
    font-weight: 500;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    border-bottom: 1px solid transparent;
    padding-bottom: 2px;
    transition: color 160ms ease, border-color 160ms ease;
}

.perf-shell .perf-nav-link:hover,
.perf-shell .perf-nav-link.is-active {
    color: var(--nv-text);
    border-bottom-color: color-mix(in srgb, var(--nv-accent) 55%, transparent);
}

.perf-shell .hero-badge {
    display: inline-block;
    padding: 3px 10px;
    border: 1px solid color-mix(in srgb, var(--nv-accent) 45%, transparent);
    color: var(--nv-accent);
    font-family: var(--nv-mono);
    font-size: 10px;
    font-weight: 600;
    letter-spacing: 1.2px;
    text-transform: uppercase;
    margin-bottom: 8px;
    border-radius: 999px;
}

.perf-shell .hero-running-days {
    font-size: 13px;
    color: var(--nv-text-dim);
    margin-top: 4px;
}

.perf-shell .hero-running-days .days-count {
    color: var(--nv-accent);
    font-size: 1.2rem;
    font-weight: 700;
    margin: 0 4px;
    font-family: var(--nv-font);
    letter-spacing: -0.03em;
}

.perf-shell .live-dot {
    display: inline-block;
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: var(--nv-accent);
    box-shadow: 0 0 12px var(--nv-accent);
    margin-right: 6px;
}

.perf-shell .page-wrap {
    max-width: 1140px;
    margin: 0 auto;
    padding: 28px clamp(16px, 3vw, 32px) 48px;
    flex: 1;
    width: 100%;
}

.perf-shell .kpi-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 14px;
    margin-bottom: 22px;
}

.perf-shell .kpi-card {
    background: var(--nv-surface);
    border: 1px solid var(--nv-border);
    border-radius: var(--nv-radius-sm);
    padding: 18px 20px;
    box-shadow: 0 18px 50px rgba(0, 0, 0, 0.22);
    backdrop-filter: blur(8px);
}

.perf-shell .kpi-label {
    font-family: var(--nv-mono);
    font-size: 10px;
    font-weight: 550;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--nv-text-mute);
    margin-bottom: 10px;
}

.perf-shell .kpi-value {
    font-size: 1.55rem;
    font-weight: 700;
    color: var(--nv-text);
    line-height: 1.15;
    font-family: var(--nv-font);
    letter-spacing: -0.03em;
}

.perf-shell .kpi-sub {
    font-size: 11px;
    color: var(--nv-text-dim);
    margin-top: 8px;
}

.perf-shell .section-card {
    background: var(--nv-surface);
    border: 1px solid var(--nv-border);
    border-radius: var(--nv-radius);
    padding: 22px 24px;
    margin-bottom: 18px;
    box-shadow: 0 18px 50px rgba(0, 0, 0, 0.22);
    backdrop-filter: blur(8px);
}

.perf-shell .section-title {
    font-family: var(--nv-font);
    font-size: 1.05rem;
    font-weight: 650;
    color: var(--nv-text);
    margin: 0 0 4px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--nv-border-soft);
    letter-spacing: -0.02em;
}

.perf-shell .section-sub {
    font-size: 12px;
    color: var(--nv-text-dim);
    margin: 10px 0 18px;
}

.perf-shell .chart-section { overflow: visible; }

.perf-shell .chart-section .dash-loading,
.perf-shell .chart-section .dash-loading-callback,
.perf-shell .chart-section .dash-graph,
.perf-shell .chart-section .js-plotly-plot,
.perf-shell .chart-section .plot-container.plotly {
    overflow: visible !important;
}

.perf-shell .chart-section svg.main-svg,
.perf-shell .chart-section .hoverlayer {
    overflow: visible !important;
}

.perf-shell .chart-section .hoverlayer .hovertext text,
.perf-shell .chart-section .hoverlayer .hovertext tspan {
    font-size: 10px !important;
    fill: var(--nv-text) !important;
}

.perf-shell .chart-section .hoverlayer .hovertext rect {
    stroke: var(--nv-border);
    stroke-width: 1px;
    fill: var(--nv-surface-solid) !important;
}

.perf-shell .stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 0;
    border: 1px solid var(--nv-border);
    border-radius: var(--nv-radius-sm);
    overflow: hidden;
}

.perf-shell .stat-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 16px;
    background: transparent;
    border-bottom: 1px solid var(--nv-border-soft);
}

.perf-shell .stat-item:nth-child(odd) {
    background: rgba(255, 255, 255, 0.02);
}

.perf-shell .stat-metric {
    font-size: 12px;
    color: var(--nv-text-dim);
}

.perf-shell .stat-value {
    font-size: 14px;
    font-weight: 600;
    color: var(--nv-text);
    font-variant-numeric: tabular-nums;
}

.perf-shell .positions-empty {
    font-size: 13px;
    color: var(--nv-text-dim);
    padding: 12px 0;
    font-style: italic;
}

.perf-shell .positions-row {
    display: flex;
    flex-wrap: wrap;
    gap: 24px;
}

.perf-shell .positions-exchange-panel {
    flex: 1 1 320px;
    min-width: 0;
}

.perf-shell .positions-exchange-title {
    font-family: var(--nv-mono);
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    margin: 0 0 12px;
    padding-bottom: 8px;
    border-bottom: 1px solid;
}

.perf-shell .footer {
    margin-top: auto;
    padding: 28px 32px;
    background: transparent;
    border-top: 1px solid var(--nv-border);
    color: var(--nv-text-dim);
    text-align: center;
}

.perf-shell .footer-author {
    font-family: var(--nv-mono);
    font-size: 10px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.14em;
    color: var(--nv-text-mute);
    margin-bottom: 12px;
}

.perf-shell .footer-links {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 20px;
    flex-wrap: wrap;
    margin-bottom: 14px;
}

.perf-shell .social-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: var(--nv-accent);
    text-decoration: none;
    font-size: 13px;
    padding: 6px 0;
    border-bottom: 1px solid transparent;
    transition: border-color 0.2s, color 0.2s;
}

.perf-shell .social-link:hover {
    border-bottom-color: var(--nv-accent);
}

.perf-shell .social-link-x {
    gap: 8px;
    padding: 8px 14px;
    border: 1px solid var(--nv-border);
    border-radius: var(--nv-radius-sm);
    border-bottom: 1px solid var(--nv-border);
    color: var(--nv-text);
    font-weight: 500;
    letter-spacing: 0.02em;
}

.perf-shell .social-link-x:hover {
    border-color: color-mix(in srgb, var(--nv-accent) 45%, transparent);
    border-bottom-color: color-mix(in srgb, var(--nv-accent) 45%, transparent);
    background: var(--nv-accent-soft);
    color: var(--nv-text);
}

.perf-shell .social-icon-img {
    width: 18px;
    height: 18px;
    display: block;
    flex-shrink: 0;
    filter: invert(1);
    opacity: 0.9;
}

.perf-shell .social-label { line-height: 1; }

.perf-shell .footer-copy {
    font-family: var(--nv-mono);
    font-size: 10px;
    letter-spacing: 0.08em;
    color: var(--nv-text-mute);
}

/* Dash DataTable dark overrides */
.perf-shell .dash-table-container .dash-spreadsheet-container,
.perf-shell .dash-spreadsheet,
.perf-shell .dash-spreadsheet-inner {
    background: transparent !important;
}

.perf-shell .dash-table-container td,
.perf-shell .dash-table-container th {
    background-clip: padding-box;
}

@media (max-width: 720px) {
    .perf-shell .site-header-inner {
        flex-direction: column;
        text-align: center;
    }
    .perf-shell .site-header-meta { text-align: center; }
    .perf-shell .perf-nav { justify-content: center; }
    .perf-shell .page-wrap { padding: 22px 16px 40px; }
}