.planner-business-activity {
  display: grid;
  gap: 18px;
  color: #0f172a;
}

.planner-business-activity-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 18px;
}

.planner-business-activity-header h2,
.planner-business-activity-header p,
.planner-business-activity-context,
.planner-business-activity-event p {
  margin: 0;
}

.planner-business-activity-header h2 {
  margin: 3px 0 5px;
  font-size: 1.25rem;
}

.planner-business-activity-header > div > p:last-child,
.planner-business-activity-context {
  color: #64748b;
  font-size: 0.86rem;
}

.planner-business-activity-eyebrow {
  color: #1d4ed8;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.planner-business-activity-summary {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  overflow: hidden;
  border: 1px solid #e2e8f0;
  border-radius: 12px;
  background: #fff;
}

.planner-business-activity-metric {
  display: grid;
  gap: 3px;
  min-width: 0;
  padding: 15px 17px;
  border-right: 1px solid #e2e8f0;
}

.planner-business-activity-metric:last-child {
  border-right: 0;
}

.planner-business-activity-metric strong {
  color: #0f2747;
  font-size: 1.3rem;
}

.planner-business-activity-metric span {
  color: #64748b;
  font-size: 0.78rem;
}

.planner-business-activity-filters {
  display: grid;
  grid-template-columns: repeat(4, minmax(150px, 1fr));
  gap: 12px;
  padding: 15px;
  border: 1px solid #e2e8f0;
  border-radius: 12px;
  background: #f8fafc;
}

.planner-business-activity-filters label {
  display: grid;
  gap: 6px;
  color: #475569;
  font-size: 0.75rem;
  font-weight: 700;
}

.planner-business-activity-filters select,
.planner-business-activity-filters input {
  width: 100%;
  min-height: 38px;
  padding: 7px 9px;
  border: 1px solid #cbd5e1;
  border-radius: 8px;
  background: #fff;
  color: #0f172a;
  font: inherit;
  font-weight: 500;
}

.planner-business-activity-filters select:focus,
.planner-business-activity-filters input:focus {
  border-color: #2563eb;
  outline: 2px solid rgba(37, 99, 235, 0.16);
}

.planner-business-activity-filters .is-hidden {
  display: none;
}

.planner-business-activity-results {
  min-height: 130px;
}

.planner-business-activity-timeline {
  margin: 0;
  padding: 0;
  list-style: none;
}

.planner-business-activity-event {
  position: relative;
  margin-left: 8px;
  padding: 0 0 25px 25px;
  border-left: 2px solid #dbeafe;
}

.planner-business-activity-event::before {
  position: absolute;
  top: 5px;
  left: -7px;
  width: 12px;
  height: 12px;
  border: 2px solid #fff;
  border-radius: 50%;
  background: #1d4ed8;
  box-shadow: 0 0 0 1px #93c5fd;
  content: "";
}

.planner-business-activity-event:last-child {
  padding-bottom: 0;
}

.planner-business-activity-event-top {
  display: flex;
  align-items: center;
  gap: 9px;
  color: #64748b;
  font-size: 0.76rem;
}

.planner-business-activity-event-top .is-emulated {
  padding: 2px 7px;
  border-radius: 999px;
  background: #fef3c7;
  color: #92400e;
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.planner-business-activity-event h3 {
  margin: 4px 0;
  color: #0f2747;
  font-size: 0.98rem;
}

.planner-business-activity-module,
.planner-business-activity-entity,
.planner-business-activity-effective,
.planner-business-activity-source {
  color: #64748b;
  font-size: 0.78rem;
}

.planner-business-activity-attribution {
  display: grid;
  gap: 2px;
  margin-top: 8px;
  color: #1e293b;
  font-size: 0.84rem;
  font-weight: 650;
}

.planner-business-activity-attribution .is-muted {
  color: #64748b;
  font-weight: 400;
}

.planner-business-activity-description {
  margin-top: 8px !important;
  color: #475569;
  font-size: 0.84rem;
  line-height: 1.45;
}

.planner-business-activity-source,
.planner-business-activity-effective {
  margin-top: 6px !important;
}

.planner-business-activity-link {
  display: inline-flex;
  margin-top: 9px;
  color: #1d4ed8;
  font-size: 0.8rem;
  font-weight: 700;
  text-decoration: none;
}

.planner-business-activity-empty,
.planner-business-activity-error {
  padding: 30px 16px;
  color: #64748b;
  text-align: center;
}

.planner-business-activity-error {
  color: #b91c1c;
}

@media (max-width: 900px) {
  .planner-business-activity-summary,
  .planner-business-activity-filters {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .planner-business-activity-metric:nth-child(2) {
    border-right: 0;
  }

  .planner-business-activity-metric:nth-child(-n + 2) {
    border-bottom: 1px solid #e2e8f0;
  }
}

@media (max-width: 560px) {
  .planner-business-activity-summary,
  .planner-business-activity-filters {
    grid-template-columns: 1fr;
  }

  .planner-business-activity-metric {
    border-right: 0;
    border-bottom: 1px solid #e2e8f0;
  }
}