/* Local Airspace page: public-safe aggregate ADS-B receiver summary. */
.local-airspace-intro h1 { max-width: 8.5ch; }

.local-airspace-sections { padding-top: 8px; }

.local-airspace-panel,
.local-airspace-content {
  display: grid;
  gap: 18px;
}

.local-airspace-heading {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 14px;
  align-items: start;
}

.local-airspace-heading h2,
.local-airspace-heading p {
  margin: 0;
}

.local-airspace-heading p {
  margin-top: 6px;
  color: var(--muted);
  line-height: 1.55;
}

.airspace-kpi-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
}

.airspace-kpi,
.airspace-trend-card,
.airspace-mix-card {
  min-width: 0;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.34);
}

.airspace-kpi span {
  display: block;
  color: var(--accent);
  font-size: 0.72rem;
  font-weight: 850;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.airspace-kpi strong {
  display: block;
  margin-top: 7px;
  font-size: clamp(1.55rem, 3.6vw, 2.25rem);
  line-height: 1;
}

.airspace-kpi small {
  display: block;
  margin-top: 9px;
  color: var(--muted);
  line-height: 1.42;
}

.airspace-trend {
  display: flex;
  min-height: 148px;
  align-items: end;
  gap: 4px;
  padding-top: 10px;
}

.airspace-trend-bar {
  position: relative;
  flex: 1 1 10px;
  min-width: 5px;
  border-radius: 999px 999px 4px 4px;
  background: linear-gradient(180deg, rgba(47, 180, 124, 0.92), rgba(36, 124, 95, 0.42));
}

.airspace-trend-bar:hover::after {
  position: absolute;
  right: 50%;
  bottom: calc(100% + 8px);
  width: max-content;
  max-width: 180px;
  padding: 6px 8px;
  transform: translateX(50%);
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel-strong);
  color: var(--ink);
  content: attr(aria-label);
  font-size: 0.72rem;
  line-height: 1.35;
  box-shadow: 0 10px 24px rgba(27, 38, 32, 0.12);
}

.airspace-source-mix {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
}

.airspace-source-item {
  padding: 13px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: rgba(36, 124, 95, 0.06);
}

.airspace-source-item strong,
.airspace-source-item span {
  display: block;
}

.airspace-source-item span {
  margin-top: 5px;
  color: var(--muted);
  font-size: 0.8rem;
}

.airspace-source-note {
  margin: 0;
  color: var(--muted);
  font-size: 0.84rem;
  line-height: 1.5;
}

@media (max-width: 820px) {
  .airspace-kpi-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 560px) {
  .airspace-kpi-grid,
  .airspace-source-mix {
    grid-template-columns: 1fr;
  }
}