/* =============================================================================
   🎲 KOLMOGOROV ENGINE — Lab page panel styling.

   The full stochastic-hierarchy view (Itô → KFE → KBE → HJB → Game) as one
   gold-on-indigo cockpit panel. Three logical rows:
     1. Headline scalars      (C_forward · C_backward · C_combined · HJB action)
     2. Forward/backward traj (KFE distribution + KBE value over time)
     3. Generator · Nash · MC (the supporting layer)
   ============================================================================= */

.panel-kolmogorov {
    background:
        radial-gradient(ellipse at top left,  rgba(255,216,107,0.08), transparent 60%),
        radial-gradient(ellipse at bottom right, rgba(176,149,245,0.08), transparent 60%),
        linear-gradient(180deg, rgba(28,20,55,0.92), rgba(10,8,24,0.96));
    border: 1px solid rgba(212,175,55,0.22);
    border-radius: 16px;
    padding: 22px 26px;
    margin-top: 22px;
    box-shadow:
        0 12px 40px rgba(0,0,0,0.45),
        inset 0 1px 0 rgba(255,216,107,0.08);
}

/* ── HEADLINE ROW ───────────────────────────────────────────────────────── */

.kol-headline-row {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 14px;
    margin: 10px 0 18px;
}

.kol-headline-card {
    background: linear-gradient(180deg,
                rgba(255,216,107,0.06),
                rgba(28,20,55,0.50));
    border: 1px solid rgba(212,175,55,0.18);
    border-radius: 10px;
    padding: 14px 16px;
    position: relative;
    overflow: hidden;
}

.kol-headline-card::before {
    content: "";
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, #ffd86b, transparent);
    opacity: 0.55;
}

.kol-headline-label {
    font-family: "Times New Roman", Georgia, serif;
    font-size: 11px;
    letter-spacing: 1.6px;
    text-transform: uppercase;
    color: #b095f5;
    margin-bottom: 4px;
}

.kol-headline-value {
    font-family: "Times New Roman", Georgia, serif;
    font-size: 32px;
    font-weight: 600;
    color: #ffd86b;
    line-height: 1.1;
    letter-spacing: 0.5px;
}

.kol-headline-sub {
    font-family: "Times New Roman", Georgia, serif;
    font-size: 11px;
    color: #888aa0;
    font-style: italic;
    margin-top: 4px;
}

.kol-headline-cforward    { border-color: rgba(136,216,176,0.32); }
.kol-headline-cforward    .kol-headline-value { color: #88d8b0; }
.kol-headline-cbackward   { border-color: rgba(176,149,245,0.32); }
.kol-headline-cbackward   .kol-headline-value { color: #b095f5; }
.kol-headline-combined    { border-color: rgba(255,216,107,0.42); }
.kol-headline-combined::after {
    content: "F = base · C_f · C_b";
    position: absolute;
    bottom: 6px; right: 10px;
    font-family: "Courier New", monospace;
    font-size: 9px;
    color: rgba(255,216,107,0.40);
}
.kol-headline-hjb         { border-color: rgba(255,157,107,0.32); }
.kol-headline-hjb .kol-headline-value { font-size: 24px; }

/* ── TRAJECTORY ROW ─────────────────────────────────────────────────────── */

.kol-traj-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin-bottom: 18px;
}

.kol-traj-card {
    background: rgba(10,8,24,0.55);
    border: 1px solid rgba(212,175,55,0.14);
    border-radius: 10px;
    padding: 12px 14px;
    display: flex;
    flex-direction: column;
}

.kol-traj-title {
    font-family: "Times New Roman", Georgia, serif;
    font-size: 13px;
    letter-spacing: 0.8px;
    color: #ddc88a;
    margin-bottom: 8px;
}

.kol-canvas {
    width: 100%;
    height: 200px;
    display: block;
}

.kol-canvas-small {
    height: 120px;
}

.kol-traj-legend {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 8px;
    font-family: "Times New Roman", Georgia, serif;
    font-size: 11px;
    color: #888aa0;
}

.kol-legend-item {
    display: inline-flex;
    align-items: center;
    gap: 5px;
}

.kol-legend-dot {
    display: inline-block;
    width: 9px; height: 9px;
    border-radius: 50%;
    box-shadow: 0 0 4px currentColor;
}

/* ── DETAIL ROW ─────────────────────────────────────────────────────────── */

.kol-detail-row {
    display: grid;
    grid-template-columns: 1fr 1.3fr 1fr;
    gap: 14px;
    margin-bottom: 16px;
}

.kol-detail-card {
    background: rgba(10,8,24,0.50);
    border: 1px solid rgba(212,175,55,0.14);
    border-radius: 10px;
    padding: 12px 14px;
}

.kol-detail-title {
    font-family: "Times New Roman", Georgia, serif;
    font-size: 12.5px;
    letter-spacing: 0.6px;
    color: #ddc88a;
    margin-bottom: 8px;
}

.kol-detail-sub {
    font-style: italic;
    color: #888aa0;
    font-size: 10.5px;
}

.kol-detail-stats {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-bottom: 8px;
    font-family: "Times New Roman", Georgia, serif;
    font-size: 11.5px;
    color: #b095f5;
}

.kol-detail-stats b {
    color: #888aa0;
    font-weight: normal;
    font-style: italic;
    margin-right: 3px;
}

.kol-detail-stats span span {
    color: #ffd86b;
    font-variant-numeric: tabular-nums;
}

/* ── NASH LIST ──────────────────────────────────────────────────────────── */

.kol-nash-list {
    list-style: none;
    padding: 0; margin: 0;
}

.kol-nash-item {
    display: grid;
    grid-template-columns: 80px 1fr 50px;
    align-items: center;
    gap: 8px;
    padding: 4px 0;
    font-family: "Times New Roman", Georgia, serif;
    font-size: 12px;
}

.kol-nash-name {
    font-weight: 600;
    letter-spacing: 0.4px;
}

.kol-nash-bar {
    display: block;
    height: 8px;
    background: rgba(255,255,255,0.04);
    border-radius: 4px;
    overflow: hidden;
    position: relative;
}

.kol-nash-bar-fill {
    display: block;
    height: 100%;
    border-radius: 4px;
    transition: width 0.5s ease;
    box-shadow: 0 0 6px currentColor;
}

.kol-nash-val {
    text-align: right;
    color: #ddc88a;
    font-variant-numeric: tabular-nums;
    font-size: 11px;
}

/* ── AXIOM STRIP ────────────────────────────────────────────────────────── */

.kol-axiom-strip {
    display: flex;
    gap: 6px;
    margin-top: 8px;
}

.kol-axiom-chip {
    flex: 1;
    text-align: center;
    padding: 4px 6px;
    border-radius: 999px;
    font-family: "Times New Roman", Georgia, serif;
    font-size: 10px;
    letter-spacing: 0.8px;
    border: 1px solid rgba(136,138,160,0.35);
    color: #888aa0;
    background: rgba(255,255,255,0.02);
}

.kol-axiom-chip.kol-axiom-ok {
    border-color: rgba(136,216,176,0.55);
    color: #88d8b0;
    background: rgba(136,216,176,0.08);
}

.kol-axiom-chip.kol-axiom-bad {
    border-color: rgba(255,123,157,0.55);
    color: #ff7b9d;
    background: rgba(255,123,157,0.08);
}

/* ── FOOTER ─────────────────────────────────────────────────────────────── */

.kol-foot {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    margin-top: 10px;
    padding-top: 12px;
    border-top: 1px dashed rgba(212,175,55,0.18);
}

.kol-refresh-btn {
    background: rgba(212,175,55,0.10);
    color: #ffd86b;
    border: 1px solid rgba(212,175,55,0.30);
    border-radius: 999px;
    padding: 6px 16px;
    font-family: "Times New Roman", Georgia, serif;
    font-size: 12px;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: background .18s ease, transform .15s ease;
}

.kol-refresh-btn:hover:not(:disabled) {
    background: rgba(212,175,55,0.20);
    transform: translateY(-1px);
}

.kol-refresh-btn:disabled {
    opacity: 0.55;
    cursor: progress;
}

.kol-foot-note {
    font-family: "Times New Roman", Georgia, serif;
    font-style: italic;
    font-size: 11.5px;
    color: #888aa0;
}

/* ── responsive ─────────────────────────────────────────────────────────── */

@media (max-width: 1100px) {
    .kol-headline-row { grid-template-columns: repeat(2, 1fr); }
    .kol-traj-row     { grid-template-columns: 1fr; }
    .kol-detail-row   { grid-template-columns: 1fr; }
}


/* ── NASH RICH DISPLAY (added 2026-06-09 evening) ───────────────────── */

.kol-nash-card { min-height: 220px; }

.kol-nash-interp {
    margin: 6px 0 12px;
    padding: 8px 12px;
    background: linear-gradient(90deg, rgba(255,216,107,0.08), transparent 80%);
    border-left: 2px solid rgba(255,216,107,0.50);
    font-family: "Times New Roman", Georgia, serif;
    font-style: italic;
    font-size: 12px;
    color: #ddc88a;
    line-height: 1.45;
    border-radius: 0 6px 6px 0;
}

.kol-nash-table-head {
    display: grid;
    grid-template-columns: 80px 1fr 70px 55px;
    align-items: center;
    gap: 8px;
    padding: 4px 0 6px;
    border-bottom: 1px dashed rgba(212,175,55,0.18);
    font-family: "Times New Roman", Georgia, serif;
    font-size: 9.5px;
    color: #888aa0;
    letter-spacing: 1.2px;
    text-transform: uppercase;
    font-style: italic;
}

.kol-nash-th { white-space: nowrap; }
.kol-nash-th-payoff { text-align: right; }
.kol-nash-th-action { text-align: center; }

.kol-nash-list {
    list-style: none;
    padding: 0; margin: 0;
}

.kol-nash-item {
    display: grid !important;
    grid-template-columns: 80px 1fr 70px 55px !important;
    align-items: center;
    gap: 8px;
    padding: 6px 0;
    border-bottom: 1px dashed rgba(212,175,55,0.06);
    font-family: "Times New Roman", Georgia, serif;
    font-size: 12px;
}
.kol-nash-item:last-child { border-bottom: none; }

.kol-nash-name {
    font-weight: 600;
    letter-spacing: 0.4px;
    cursor: help;
}

.kol-nash-strat {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.kol-nash-strat-bar {
    display: flex;
    width: 100%;
    height: 8px;
    background: rgba(255,255,255,0.03);
    border-radius: 4px;
    overflow: hidden;
}

.kol-nash-strat-seg {
    display: block;
    height: 100%;
    transition: width .35s ease;
}

.kol-nash-strat-defer    { background: rgba(136,138,160,0.65); }
.kol-nash-strat-engage   { background: rgba(136,216,176,0.85); }
.kol-nash-strat-override { background: rgba(255,216,107,0.95);
                            box-shadow: inset 0 0 4px rgba(255,200,80,0.5); }

.kol-nash-strat-pct {
    font-family: "Courier New", monospace;
    font-size: 9px;
    color: #888aa0;
    letter-spacing: 0.5px;
    text-align: center;
    margin-top: 1px;
}

.kol-nash-action {
    text-align: center;
    font-weight: 600;
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 1.2px;
}

.kol-nash-payoff {
    text-align: right;
    color: #ddc88a;
    font-variant-numeric: tabular-nums;
    font-size: 11.5px;
}

@media (max-width: 1100px) {
    .kol-nash-table-head,
    .kol-nash-item {
        grid-template-columns: 70px 1fr 55px 50px !important;
        font-size: 11px !important;
    }
}