/* Detailed activity: intentionally static and inexpensive in reduced-resource modes. */
button.stat {
  width: 100%;
  border: 0;
  color: inherit;
  font: inherit;
  text-align: left;
  cursor: pointer;
  transition:
    transform var(--t-fast) var(--ease),
    box-shadow var(--t-fast);
}
button.stat:active {
  transform: scale(0.98);
}

.lobby-grid .overview-grid > .activity-calendar {
  grid-column: span 4;
}
.activity-calendar {
  min-width: 0;
}
.activity-calendar-head {
  padding-bottom: var(--s-1);
}
.activity-calendar-local {
  margin: 0 0 var(--s-3);
  color: var(--faint);
  font-size: var(--fs-xs);
}
.activity-calendar-months {
  display: grid;
  grid-template-columns: repeat(var(--activity-weeks), minmax(0, 1fr));
  gap: 4px;
  min-height: 18px;
  margin-left: 26px;
  color: var(--faint);
  font-size: 10px;
  line-height: 1;
}
.activity-calendar-months span {
  grid-column: var(--month-column);
  white-space: nowrap;
}
.activity-calendar-layout {
  display: grid;
  grid-template-columns: 20px minmax(0, 1fr);
  gap: 6px;
}
.activity-calendar-weekdays {
  display: grid;
  grid-template-rows: repeat(7, minmax(0, 1fr));
  gap: 4px;
  color: var(--faint);
  font-size: 9px;
  line-height: 1;
}
.activity-calendar-weekdays span {
  display: grid;
  place-items: center end;
}
.activity-calendar-grid {
  display: grid;
  grid-template-rows: repeat(7, minmax(0, 1fr));
  grid-auto-flow: column;
  grid-auto-columns: minmax(0, 1fr);
  gap: 4px;
  min-width: 0;
}
.activity-calendar-spacer,
.activity-calendar-day {
  aspect-ratio: 1;
  min-width: 0;
  border-radius: 4px;
}
.activity-calendar-day {
  display: block;
  width: 100%;
  padding: 0;
  border: 0;
  background: var(--surface-2);
  cursor: pointer;
  transition:
    transform var(--t-fast) var(--ease),
    box-shadow var(--t-fast),
    background var(--t-fast);
}
.activity-calendar-day[data-level='1'],
.activity-calendar-legend [data-level='1'] {
  background: color-mix(in srgb, var(--accent) 22%, var(--surface-2));
}
.activity-calendar-day[data-level='2'],
.activity-calendar-legend [data-level='2'] {
  background: color-mix(in srgb, var(--accent) 38%, var(--surface-2));
}
.activity-calendar-day[data-level='3'],
.activity-calendar-legend [data-level='3'] {
  background: color-mix(in srgb, var(--accent) 58%, var(--surface-2));
}
.activity-calendar-day[data-level='4'],
.activity-calendar-legend [data-level='4'] {
  background: color-mix(in srgb, var(--accent) 78%, var(--surface-2));
}
.activity-calendar-day:hover,
.activity-calendar-day:focus-visible {
  position: relative;
  z-index: 1;
  transform: scale(1.28);
  box-shadow: var(--ring);
}
.activity-calendar-legend {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 4px;
  margin-top: var(--s-3);
  color: var(--faint);
  font-size: 10px;
}
.activity-calendar-legend i {
  width: 10px;
  height: 10px;
  border-radius: 3px;
  background: var(--surface-2);
}

.activity-calendar-controls {
  display: flex;
  align-items: center;
  gap: 4px;
  margin-top: 8px;
  min-width: 0;
}
.activity-calendar-controls .icon-btn {
  width: 44px;
  height: 44px;
  flex: none;
}
.activity-calendar-selected {
  flex: 1;
  min-width: 0;
  min-height: 44px;
  padding-inline: 4px;
  font-size: var(--fs-xs);
  white-space: normal;
  line-height: 1.3;
}

.activity-insight-dialog {
  width: min(720px, calc(100vw - 24px));
}
.activity-insight-dialog .dialog-head {
  gap: var(--s-3);
}
.activity-insight-dialog .dialog-head h2 {
  min-width: 0;
  overflow-wrap: anywhere;
}
.activity-insight-dialog .dialog-body {
  max-height: calc(100dvh - 108px);
  overscroll-behavior: contain;
}
.activity-insight-content {
  display: flex;
  flex-direction: column;
  gap: var(--s-5);
  min-width: 0;
}
.activity-insight-total {
  display: flex;
  align-items: baseline;
  gap: var(--s-2);
  margin: 0;
}
.activity-insight-total strong {
  font-size: clamp(28px, 5vw, 40px);
  line-height: 1;
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.03em;
}
.activity-insight-total span {
  color: var(--muted);
  font-size: var(--fs-sm);
}
.activity-chart-scroll {
  min-width: 0;
  overflow-x: auto;
  overflow-y: hidden;
  overscroll-behavior-inline: contain;
  padding: 18px 2px 4px;
  border-radius: var(--r-lg);
  background: var(--soft);
  scrollbar-gutter: stable;
}
.activity-chart-scroll:focus-visible {
  box-shadow: var(--ring);
}
.activity-chart {
  position: relative;
  width: 100%;
  min-width: 620px;
  aspect-ratio: 704 / 248;
}
.activity-chart > svg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  overflow: visible;
}
.activity-chart-grid path {
  fill: none;
  stroke: var(--border-strong);
  stroke-width: 1;
  vector-effect: non-scaling-stroke;
}
.activity-chart-label {
  position: absolute;
  color: var(--faint);
  font-size: var(--fs-xs);
  line-height: 1;
  white-space: nowrap;
  pointer-events: none;
  font-variant-numeric: tabular-nums;
  transform: translateY(-50%);
}
.activity-chart-label-value,
.activity-chart-label-end {
  transform: translate(-100%, -50%);
}
.activity-chart-label-middle {
  transform: translate(-50%, -50%);
}
.activity-chart-line {
  fill: none;
  stroke: var(--accent);
  stroke-width: 2.5;
  stroke-linecap: round;
  stroke-linejoin: round;
  vector-effect: non-scaling-stroke;
}
.activity-chart-area {
  fill: var(--accent);
  opacity: 0.1;
}
.activity-chart-point {
  position: absolute;
  z-index: 1;
  left: var(--point-x);
  top: var(--point-y);
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  padding: 0;
  border: 0;
  border-radius: var(--r-full);
  background: transparent;
  transform: translate(-50%, -50%);
  cursor: pointer;
}
.activity-chart-dot {
  width: 9px;
  height: 9px;
  border: 2px solid var(--bg-elev);
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 1px var(--accent);
  transition: transform var(--t-fast) var(--ease);
}
.activity-chart-point:hover .activity-chart-dot,
.activity-chart-point:focus-visible .activity-chart-dot {
  transform: scale(1.45);
}
.activity-chart-point:focus-visible {
  box-shadow: var(--ring);
}
.activity-chart-tooltip {
  position: absolute;
  left: 50%;
  bottom: calc(50% + 13px);
  display: grid;
  gap: 1px;
  min-width: max-content;
  padding: 6px 9px;
  border-radius: var(--r-sm);
  background: var(--glass-strong);
  color: var(--text);
  box-shadow: var(--glass-edge), var(--shadow-2);
  font-size: 11px;
  line-height: 1.25;
  font-variant-numeric: tabular-nums;
  opacity: 0;
  pointer-events: none;
  transform: translate(-50%, 4px);
  transition:
    opacity var(--t-fast),
    transform var(--t-fast) var(--ease);
}
.activity-chart-tooltip b {
  color: var(--muted);
  font-weight: 500;
}
.activity-chart-point:hover .activity-chart-tooltip,
.activity-chart-point:focus-visible .activity-chart-tooltip {
  opacity: 1;
  transform: translate(-50%, 0);
}

.activity-day-detail {
  display: grid;
  justify-items: start;
  gap: var(--s-3);
  padding-bottom: var(--s-2);
}
.activity-day-detail p {
  margin: 0;
}
.activity-day-count {
  display: flex;
  align-items: baseline;
  gap: var(--s-2);
}
.activity-day-count strong {
  font-size: 40px;
  line-height: 1;
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.03em;
}
.activity-day-count span {
  color: var(--muted);
}

@media (max-width: 1100px) {
  .lobby-grid .overview-grid > .activity-calendar {
    grid-column: span 6;
  }
  .activity-calendar-day,
  .activity-calendar-spacer {
    max-height: 24px;
  }
}
@media (max-width: 859px) {
  .lobby-grid .overview-grid > .activity-calendar {
    grid-column: 1 / -1;
  }
}
@media (max-width: 640px) {
  .activity-insight-dialog {
    width: calc(100vw - 16px);
    max-height: calc(100dvh - 16px);
  }
  .activity-insight-dialog .dialog-head {
    padding: var(--s-4) var(--s-3) var(--s-2);
  }
  .activity-insight-dialog .dialog-body {
    padding: 0 var(--s-3) var(--s-4);
    max-height: calc(100dvh - 80px);
  }
  .activity-insight-total {
    align-items: flex-start;
    flex-direction: column;
    gap: var(--s-1);
  }
  .activity-chart-scroll {
    margin-inline: -4px;
  }
  .activity-chart {
    min-width: 0;
    aspect-ratio: 704 / 420;
  }
  .activity-chart-point {
    width: 22px;
    height: 36px;
  }
  .activity-chart-dot {
    width: 7px;
    height: 7px;
  }
  .activity-chart-point:nth-of-type(-n + 2) .activity-chart-tooltip {
    left: 0;
    transform: translateY(4px);
  }
  .activity-chart-point:nth-last-child(-n + 2) .activity-chart-tooltip {
    left: auto;
    right: 0;
    transform: translateY(4px);
  }
  .activity-chart-point:is(:nth-of-type(-n + 2), :nth-last-child(-n + 2)):is(:hover, :focus-visible)
    .activity-chart-tooltip {
    transform: none;
  }
  .activity-calendar-grid,
  .activity-calendar-weekdays {
    gap: 3px;
  }
  .activity-calendar-months {
    gap: 3px;
  }
}

@media (prefers-reduced-motion: reduce) {
  button.stat,
  .activity-calendar-day,
  .activity-chart-dot,
  .activity-chart-tooltip {
    transition: none;
  }
}