.ecu-check-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: 2rem;
}

.ecu-card {
  border: 1px solid var(--line);
  background: var(--bg);
  padding: 1.35rem 1.4rem;
}

.ecu-card h3 {
  font-family: var(--font-display);
  font-size: 1.15rem;
  margin: 0 0 0.85rem;
}

.ecu-card ul {
  margin: 0;
  padding-left: 1.1rem;
  display: grid;
  gap: 0.45rem;
  color: var(--muted-2);
  font-size: 14px;
  line-height: 1.5;
}

.ecu-note {
  margin: 1rem 0 0;
  font-size: 13px;
  color: var(--muted);
  line-height: 1.45;
}

.ecu-steps .ecu-step {
  grid-template-columns: 72px 1fr;
}

.ecu-disclaimer {
  margin-top: 1.5rem;
  max-width: 820px;
  border: 1px solid var(--line);
  background: var(--bg);
  padding: 1.5rem 1.6rem;
}

.ecu-disclaimer ul {
  margin: 0;
  padding-left: 1.15rem;
  display: grid;
  gap: 0.75rem;
  color: var(--muted-2);
  font-size: 15px;
  line-height: 1.6;
}

.ecu-disclaimer strong {
  color: var(--fg);
}

@media (max-width: 900px) {
  .ecu-check-grid {
    grid-template-columns: 1fr;
  }
}