/* MirroredBarChart — bipolar gained/lost bars around a center baseline
   (owner-approved adoption of the reference income/outcome widget,
   2026-07-07). Gains grow up in brand cyan (--chart-1), losses down in
   ink (--chart-2); a stat rail leads with the totals and a bipolar
   y-axis labels the scale (HTML gutter — SVG text stretches under
   preserveAspectRatio: none). Rounded data ends, square at the baseline.
   Visual source: tokens.css. */

.mirror {
  box-sizing: border-box;
  display: flex;
  flex-direction: column;
  gap: 16px;
  width: 100%;
  max-width: 1126px;
  padding: 21px;
  background: var(--canvas);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  box-shadow: var(--shadow-1);
  font-family: var(--font-sans);
  color: var(--text);
  -webkit-font-smoothing: antialiased;
}

.mirror__head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
}
.mirror__title {
  margin: 0;
  font-size: var(--fs-6);
  font-weight: var(--fw-heavy);
  letter-spacing: -0.01em;
}
.mirror__sub {
  margin: 2px 0 0;
  font-size: var(--fs-2);
  color: var(--text-4);
}

/* Body: stat rail + bipolar y-axis gutter + stretch plot. */
.mirror__body {
  display: flex;
  gap: 16px;
  align-items: stretch;
}

/* Stat rail — the story first: gained / lost / net. */
.mirror__rail {
  flex: none;
  width: 148px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 8px;
}
.mirror__stat {
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 9px 12px;
  border-radius: var(--r-lg);
  background: var(--surface);
}
.mirror__stat--net {
  background: var(--pulse-cyan-soft);
}
.mirror__stat-key {
  width: 8px;
  height: 8px;
  border-radius: var(--r-full);
  flex: none;
}
.mirror__stat-key--gain {
  background: var(--chart-1);
}
.mirror__stat-key--loss {
  background: var(--chart-2);
}
.mirror__stat-label {
  font-size: var(--fs-2);
  color: var(--text-3);
}
.mirror__stat-value {
  margin-left: auto;
  font-size: var(--fs-3);
  font-weight: var(--fw-heavy);
  font-variant-numeric: tabular-nums;
}
.mirror__stat--net .mirror__stat-value {
  color: var(--pulse-cyan-dark);
}

.mirror__yaxis {
  position: relative;
  flex: none;
  width: 36px;
}
.mirror__ytick {
  position: absolute;
  right: 0;
  transform: translateY(-50%);
  font-size: var(--fs-1);
  color: var(--text-4);
  font-variant-numeric: tabular-nums;
}

/* Plot. */
.mirror__plot {
  position: relative;
  flex: 1;
  min-width: 0;
}
.mirror__plot svg {
  display: block;
  width: 100%;
  height: auto;
}
.mirror__grid {
  stroke: var(--border);
  stroke-width: 1;
}
.mirror__baseline {
  stroke: var(--border-strong);
  stroke-width: 1;
}

.mirror__bar {
  transition: filter var(--dur-2) var(--ease-out);
  outline: none;
  cursor: pointer;
}
.mirror__bar--gain {
  fill: var(--chart-1);
}
.mirror__bar--loss {
  fill: var(--chart-2);
}
.mirror__bar:hover {
  filter: brightness(0.95) saturate(1.15);
}
.mirror__bar:focus-visible {
  filter: brightness(0.95) saturate(1.15);
  stroke: var(--pulse-cyan-line);
  stroke-width: 3;
}

/* Week labels — pinned to each slot center inside the plot (an HTML strip;
   SVG text would stretch under preserveAspectRatio: none). */
.mirror__xlabels {
  position: relative;
  height: 16px;
  margin-top: 4px;
}
.mirror__xlabel {
  position: absolute;
  top: 0;
  transform: translateX(-50%);
  font-size: var(--fs-2);
  color: var(--text-4);
}

/* Shared hover readout (value leads, label follows). */
.chart-tip {
  position: absolute;
  pointer-events: none;
  transform: translate(-50%, calc(-100% - 10px));
  display: none;
  flex-direction: column;
  gap: 1px;
  padding: 7px 10px;
  border-radius: var(--r-md);
  background: var(--ink-900);
  color: #fff;
  font-size: var(--fs-2);
  line-height: 1.35;
  white-space: nowrap;
  box-shadow: var(--shadow-2);
  z-index: 2;
}
.chart-tip.is-visible {
  display: flex;
}
.chart-tip__value {
  font-weight: var(--fw-heavy);
  font-size: var(--fs-3);
  font-variant-numeric: tabular-nums;
}
.chart-tip__label {
  color: rgba(255, 255, 255, 0.72);
}

@media (max-width: 900px) {
  .mirror__body {
    flex-wrap: wrap;
  }
  .mirror__rail {
    width: 100%;
    flex-direction: row;
  }
  .mirror__stat {
    flex: 1;
  }
}