.summary-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 18px;
}

.dashboard-grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 24px;
}

.panel--large {
  min-height: 420px;
}

.locations-list {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.location-card {
  border-radius: 18px;
  padding: 18px;
}

.location-card__header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
}

.location-card__title {
  font-size: 20px;
  font-weight: 700;
}

.sensor-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.sensor-item {
  background: var(--bg-card-soft);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  padding: 16px;
}

.sensor-item__top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 14px;
}

.sensor-item__name {
  font-size: 15px;
  font-weight: 700;
}

.sensor-item__value {
  font-size: 28px;
  font-weight: 800;
  line-height: 1;
}

.sensor-item__unit {
  color: var(--text-secondary);
  font-size: 14px;
  margin-left: 6px;
  font-weight: 600;
}

.sensor-item__meta {
  margin-top: 8px;
  font-size: 13px;
  color: var(--text-secondary);
}

.health-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.health-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: var(--bg-card-soft);
  border-radius: 14px;
  padding: 14px 16px;
}

.trend-placeholder {
  min-height: 280px;
  border-radius: 18px;
  border: 1px dashed var(--border-color);
  background: linear-gradient(180deg, #ffffff 0%, #f8fafc 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  font-weight: 500;
}

@media (max-width: 1400px) {
  .summary-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 1100px) {
  .dashboard-grid {
    grid-template-columns: 1fr;
  }

  .summary-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .sensor-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 700px) {
  .main-content {
    padding: 16px;
  }

  .summary-grid {
    grid-template-columns: 1fr;
  }

  .page-title {
    font-size: 30px;
  }

  .topbar {
    flex-direction: column;
  }
}

.trend-chart-wrapper {
  width: 100%;
  height: 320px;
  padding: 12px;
}

.panel__header--trend {
  gap: 16px;
  flex-wrap: wrap;
}

.trend-filters {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.filter-select {
  min-width: 180px;
  height: 42px;
  padding: 0 14px;
  border: 1px solid var(--border-color);
  border-radius: 12px;
  background: #ffffff;
  color: var(--text-primary);
  outline: none;
  transition: var(--transition-fast);
}

.filter-select:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.12);
}

.trend-chart-wrapper {
  width: 100%;
  height: 360px;
  padding: 12px 6px 4px;
}

@media (max-width: 768px) {
  .trend-filters {
    width: 100%;
    flex-direction: column;
    align-items: stretch;
  }

  .filter-select {
    width: 100%;
    min-width: 100%;
  }
}

.alerts-panel {
  min-height: 420px;
}

.alerts-summary {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin-bottom: 18px;
}

.alert-stat {
  background: var(--bg-card-soft);
  border: 1px solid var(--border-color);
  border-radius: 14px;
  padding: 14px;
}

.alert-stat__label {
  display: block;
  font-size: 13px;
  color: var(--text-secondary);
  margin-bottom: 8px;
}

.alert-stat__value {
  font-size: 24px;
  font-weight: 800;
  line-height: 1;
}

.alert-stat__value--danger {
  color: var(--danger);
}

.alert-stat__value--warning {
  color: var(--warning);
}

.alerts-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.alert-item {
  background: var(--bg-card-soft);
  border: 1px solid var(--border-color);
  border-left: 4px solid transparent;
  border-radius: 14px;
  padding: 14px;
}

.alert-item--danger {
  border-left-color: var(--danger);
}

.alert-item--warning {
  border-left-color: var(--warning);
}

.alert-item__top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 10px;
}

.alert-item__title {
  font-size: 14px;
  font-weight: 700;
  color: var(--text-primary);
}

.alert-item__meta {
  font-size: 13px;
  color: var(--text-secondary);
}

.alert-item__value {
  font-size: 14px;
  font-weight: 700;
  color: var(--text-primary);
}

@media (max-width: 1100px) {
  .alerts-summary {
    grid-template-columns: 1fr;
  }
}