/* ── Activity grid ── */
.card-hdr {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: .9rem;
}

.grid-timeline-tabs {
  display: flex;
  gap: .3rem;
}

.grid-tab {
  background: rgba(255, 255, 255, .04);
  border: 1px solid var(--gb);
  border-radius: 100px;
  padding: .22rem .62rem;
  font-size: .68rem;
  font-family: 'DM Mono', monospace;
  color: var(--mist);
  cursor: pointer;
  transition: all .2s;
}

.grid-tab:hover {
  color: var(--foam);
}

.grid-tab.active {
  background: rgba(79, 195, 247, .12);
  border-color: rgba(79, 195, 247, .3);
  color: #4fc3f7;
}

.grid-outer {
  display: flex;
  gap: 4px;
  align-items: flex-start;
}

.grid-scroll {
  overflow-x: auto;
  padding-bottom: .4rem;
  flex: 1;
  min-width: 0;
}

.grid-months {
  display: flex;
  margin-bottom: .28rem;
}

.m-lbl {
  font-family: 'DM Mono', monospace;
  font-size: .58rem;
  color: var(--mist);
  flex-shrink: 0;
  text-align: left;
}

.day-col-labels {
  display: flex;
  flex-direction: column;
  gap: 2px;
  flex-shrink: 0;
  padding-top: calc(.58rem + .28rem + 2px); /* align with first row: month label height + margin */
}

.d-lbl-spacer {
  display: none;
}

.d-lbl {
  height: 16px;
  font-family: 'DM Mono', monospace;
  font-size: .5rem;
  color: var(--mist);
  line-height: 16px;
  width: 28px;
  text-align: right;
}

.weeks {
  display: flex;
  gap: 2px;
  align-items: flex-start;
}

.wk {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

/* Multi-activity cell: split into colored quarters */
.cell {
  width: 16px;
  height: 16px;
  border-radius: 3px;
  cursor: default;
  transition: transform .1s;
  position: relative;
  overflow: hidden;
  background: rgba(255, 255, 255, .05);
}

.cell:hover {
  transform: scale(1.6);
  z-index: 10;
}


.cell.today {
  outline: 2px solid rgba(79, 195, 247, .85);
  outline-offset: 0;
}

/* Multi-type: use CSS grid inside the cell */
.cell-inner {
  display: grid;
  width: 100%;
  height: 100%;
  position: absolute;
  inset: 0;
}

.cell-inner.two {
  grid-template-columns: 1fr 1fr;
}

.cell-inner.three {
  grid-template-columns: 1fr 1fr;
  grid-template-rows: 1fr 1fr;
}

.cell-seg {
  width: 100%;
  height: 100%;
}

.cell-seg.span2 {
  grid-column: 1/-1;
}

.cell-inner.four {
  grid-template-columns: 1fr 1fr;
  grid-template-rows: 1fr 1fr;
}

.tip {
  position: fixed;
  background: var(--ocean);
  border: 1px solid var(--gb);
  border-radius: 8px;
  padding: .42rem .7rem;
  font-family: 'DM Mono', monospace;
  font-size: .67rem;
  color: var(--foam);
  pointer-events: none;
  z-index: 1000;
  white-space: nowrap;
  display: none;
  max-width: 320px;
  white-space: normal;
  line-height: 1.5;
}

.grid-legend {
  display: flex;
  align-items: center;
  gap: 3px;
  margin-top: .65rem;
  flex-wrap: wrap;
}

.grid-legend span {
  font-family: 'DM Mono', monospace;
  font-size: .57rem;
  color: var(--mist);
}

.leg-break {
  width: 100%;
}

.sc {
  width: 12px;
  height: 12px;
  border-radius: 2px;
  flex-shrink: 0;
}