/* KpiStrip — 4-tile hero grid */
.kpi-strip {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 12px;
    margin: 16px 0 24px;
}

@media (max-width: 720px) {
    .kpi-strip {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 10px;
    }
}

.kpi-strip .metric-tile {
    padding: 16px 18px;
    min-height: 88px;
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 10px;
    transition: border-color 0.15s ease, background 0.15s ease;
}

.kpi-strip .metric-tile:hover {
    border-color: rgba(255, 255, 255, 0.18);
    background: rgba(255, 255, 255, 0.035);
}

.kpi-strip .metric-tile__label {
    font-size: 0.66rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--color-text-muted, #9ca3af);
    margin-bottom: 8px;
}

.kpi-strip .metric-tile__value {
    font-family: var(--font-mono, ui-monospace, monospace);
    font-size: 1.75rem;
    font-weight: 600;
    color: var(--color-text-primary, #f3f4f6);
    line-height: 1.1;
}

@media (max-width: 720px) {
    .kpi-strip .metric-tile__value { font-size: 1.35rem; }
}

.kpi-strip .metric-tile--positive .metric-tile__value { color: #22c55e; }
.kpi-strip .metric-tile--negative .metric-tile__value { color: #ef4444; }
.kpi-strip .metric-tile--muted .metric-tile__value { color: var(--color-text-muted, #9ca3af); }