/* ═══════════════════════════════════════════════
   RESULTS — Calendar heatmap
   ═══════════════════════════════════════════════ */

/* ── CALENDAR HEATMAP — GitHub-style ── */
.cal-heatmap-wrap {
    margin-top: 40px;
    position: relative;
}

/* Month labels */
.cal-months {
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    margin-left: 52px; margin-bottom: 8px;
}
.cal-months span {
    font-size: 11px; font-weight: 600; color: var(--ink-4);
    text-transform: uppercase; letter-spacing: 0.04em;
    text-align: center;
}

/* Grid of squares */
.cal-squares { display: flex; flex-direction: column; gap: 4px; }
.cal-year-row { display: flex; align-items: center; gap: 0; }
.cal-year-label {
    width: 48px; flex-shrink: 0;
    font-size: 12px; font-weight: 700; color: var(--ink-3);
    text-align: right; padding-right: 12px;
}
.cal-year-cells {
    display: grid; grid-template-columns: repeat(12, 1fr);
    gap: 4px; flex: 1;
}

/* Individual square */
.cal-sq {
    aspect-ratio: 1; border-radius: 4px;
    cursor: default;
    transition: transform 0.12s var(--ease), box-shadow 0.12s var(--ease);
    outline: 1px solid rgba(0,0,0,0.04);
    outline-offset: -1px;
    display: flex; align-items: center; justify-content: center;
    position: relative;
}
.cal-sq:hover {
    transform: scale(1.2);
    box-shadow: var(--shadow-md);
    z-index: 2;
}

/* Value text inside cells */
.cal-sq-val {
    font-size: 10px; font-weight: 700;
    font-variant-numeric: tabular-nums;
    letter-spacing: -0.02em;
    line-height: 1;
    color: inherit;
}

/* Blank — month not yet reached */
.cal-sq.blank {
    background: transparent; outline: none;
    pointer-events: none;
}

/* Neutral (near-zero return) */
.cal-sq.gain-0 { background: var(--warm-2); color: var(--ink-3); }

/* Gain levels — teal scale */
.cal-sq.gain-2 { background: rgba(0,191,179,0.30); color: var(--ink-2); }
.cal-sq.gain-3 { background: rgba(0,191,179,0.55); color: #FFF; }
.cal-sq.gain-4 { background: rgba(0,191,179,0.85); color: #FFF; }

/* Loss levels — red scale */
.cal-sq.loss-2 { background: rgba(220,38,38,0.25); color: var(--ink-2); }
.cal-sq.loss-3 { background: rgba(220,38,38,0.50); color: #FFF; }
.cal-sq.loss-4 { background: rgba(220,38,38,0.80); color: #FFF; }

/* Tooltip */
.cal-tooltip {
    position: absolute;
    background: rgba(10,46,68,0.92);
    color: #FFF;
    font-size: 12px; font-weight: 600;
    padding: 6px 12px; border-radius: 6px;
    pointer-events: none;
    opacity: 0; transform: translateX(-50%) translateY(4px);
    transition: opacity 0.15s, transform 0.15s;
    white-space: nowrap;
    z-index: 10;
    font-variant-numeric: tabular-nums;
}
.cal-tooltip.visible {
    opacity: 1; transform: translateX(-50%) translateY(0);
}

/* Legend */
.cal-heatmap-legend { margin-top: 20px; }
.cal-legend-inner {
    display: flex; align-items: center; gap: 4px;
    justify-content: flex-end;
}
.cal-legend-label {
    font-size: 10px; font-weight: 600; color: var(--ink-4);
    text-transform: uppercase; letter-spacing: 0.06em;
    margin: 0 4px;
}
.cal-legend-sep { width: 8px; }

/* ── Mobile ── */
@media (max-width: 540px) {
    .metrics-fab { bottom: 16px; right: 16px; padding: 10px 18px; font-size: 13px; }
    .cal-months { margin-left: 36px; }
    .cal-months span { font-size: 9px; }
    .cal-year-label { width: 32px; font-size: 10px; padding-right: 8px; }
    .cal-year-cells { gap: 3px; }
    .cal-sq { border-radius: 3px; }
}