.channel-cards,
.channel-activity {
  width: 100%;
  max-width: 900px;
  box-sizing: border-box;
}
.channel-activity {
  margin-top: 24px;
  padding: 24px;
  background: #fff;
  border: 1px solid #dce5df;
  border-radius: 16px;
  color: #24483e;
}
.activity-heading {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 20px;
}
.activity-heading h2 {
  font-size: 22px;
  margin: 8px 0;
  letter-spacing: -0.5px;
}
.activity-heading p,
.activity-note {
  color: #64766d;
  font-size: 13px;
  line-height: 1.6;
}
.activity-heading label {
  display: grid;
  gap: 6px;
  font-size: 12px;
  color: #64766d;
}
.activity-heading select {
  min-width: 155px;
  padding: 10px 12px;
  border: 1px solid #cfddd4;
  border-radius: 8px;
  background: white;
  color: #24483e;
  font: inherit;
  font-size: 13px;
}
.activity-summary {
  margin: 16px 0 12px;
  font-size: 14px;
}
.activity-summary strong {
  font-size: 30px;
  margin-right: 8px;
  letter-spacing: -1px;
}
.activity-summary > span {
  color: #64766d;
  margin-left: 6px;
}
.activity-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 20px;
  padding: 0;
  margin: 0 0 12px;
  list-style: none;
  font-size: 12px;
}
.activity-legend li {
  display: flex;
  gap: 7px;
  align-items: center;
}
.activity-legend li span {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}
.activity-plot svg {
  display: block;
  width: 100%;
  min-height: 180px;
  max-height: 240px;
}
.activity-plot text {
  fill: #64766d;
  font-size: 12px;
  font-family: inherit;
}
.activity-plot .activity-channel,
.activity-plot .activity-total {
  fill: #24483e;
  font-weight: 600;
}
.activity-plot g:focus {
  outline: 2px solid #348575;
  outline-offset: 4px;
}
.activity-note {
  margin-bottom: 18px;
}
.channel-activity summary {
  cursor: pointer;
  font-size: 13px;
}
.activity-table-wrap {
  overflow-x: auto;
}
.channel-activity table {
  width: 100%;
  border-collapse: collapse;
  font-size: 12px;
  margin-top: 12px;
}
.channel-activity th,
.channel-activity td {
  padding: 10px;
  text-align: left;
  border-bottom: 1px solid #e4e9e5;
  white-space: nowrap;
}
.channel-activity caption {
  text-align: left;
  color: #64766d;
  padding: 10px;
}
.activity-empty {
  padding: 32px 15px;
  text-align: center;
  background: #f6f9f6;
  border-radius: 10px;
  margin-top: 22px;
}
.activity-empty p {
  color: #64766d;
  font-size: 14px;
  line-height: 1.6;
}
@media (max-width: 600px) {
  .channel-activity {
    padding: 18px 14px;
    margin-top: 24px;
  }
  .activity-heading {
    flex-direction: column;
    gap: 10px;
  }
  .activity-heading h2 {
    font-size: 20px;
  }
  .activity-heading label {
    width: 100%;
  }
  .activity-summary > span {
    display: block;
    margin: 5px 0 0;
  }
  .activity-plot {
    overflow-x: auto;
  }
  .activity-plot svg {
    min-width: 0;
  }
}