.data-centre-section {
  padding: clamp(4rem, 8vw, 7rem) clamp(1rem, 6vw, 6rem);
  background: #e7efec;
}

.data-centre-heading {
  max-width: 900px;
  margin-bottom: 2.5rem;
}

.data-centre-heading h2 {
  max-width: 13ch;
  margin: .1rem 0 1rem;
  font: 700 clamp(2.5rem, 5vw, 4.5rem)/1 Georgia, "Times New Roman", serif;
  letter-spacing: -.04em;
}

.data-centre-heading > p:last-child {
  max-width: 72ch;
  color: #526a68;
  font-size: 1.05rem;
}

.impact-explorer {
  display: grid;
  grid-template-columns: minmax(220px, .42fr) minmax(0, 1fr);
  gap: 1.2rem;
  align-items: stretch;
}

.impact-tabs {
  display: grid;
  gap: .65rem;
  align-content: start;
}

.impact-tab {
  width: 100%;
  border: 1px solid rgba(21, 57, 54, .14);
  border-radius: 14px;
  padding: 1rem 1.1rem;
  background: rgba(255, 255, 255, .62);
  color: var(--ink);
  text-align: left;
  font: inherit;
  font-weight: 850;
  cursor: pointer;
  transition: transform .15s ease, background .15s ease, color .15s ease, border-color .15s ease;
}

.impact-tab:hover {
  transform: translateX(3px);
  border-color: var(--river);
  background: #fff;
}

.impact-tab.active {
  border-color: var(--ink);
  background: var(--ink);
  color: #fff;
}

.impact-tab:focus-visible,
.source-links a:focus-visible {
  outline: 3px solid var(--sun);
  outline-offset: 3px;
}

.impact-panel {
  position: relative;
  min-height: 410px;
  overflow: hidden;
  border: 1px solid rgba(21, 57, 54, .1);
  border-radius: var(--radius);
  padding: clamp(1.5rem, 4vw, 3rem);
  background: #fff;
  box-shadow: var(--shadow);
}

.impact-panel h3,
.local-lens h3 {
  font: 700 clamp(1.8rem, 3.5vw, 2.8rem)/1.05 Georgia, "Times New Roman", serif;
}

.impact-panel h3 {
  max-width: 19ch;
  margin: .2rem 0 1rem;
}

.impact-panel > p:not(.eyebrow) {
  max-width: 66ch;
  color: #526a68;
}

.impact-panel ul {
  display: grid;
  gap: .75rem;
  margin: 1.5rem 0 0;
  padding: 0;
  list-style: none;
}

.impact-panel li {
  position: relative;
  padding-left: 1.45rem;
  color: #355653;
}

.impact-panel li::before {
  content: "";
  position: absolute;
  top: .65em;
  left: 0;
  width: .55rem;
  height: .55rem;
  border-radius: 50%;
  background: var(--river);
}

.impact-signal {
  float: right;
  display: grid;
  width: min(170px, 40%);
  margin: 0 0 1rem 1.2rem;
  border-radius: 18px;
  padding: 1rem;
  background: var(--foam);
}

.impact-signal strong {
  color: var(--deep);
  font: 700 clamp(1.8rem, 4vw, 2.8rem)/1 Georgia, "Times New Roman", serif;
}

.impact-signal span {
  margin-top: .35rem;
  color: #55706e;
  font-size: .78rem;
  line-height: 1.35;
}

.local-lens {
  display: grid;
  grid-template-columns: .55fr 1.45fr;
  gap: clamp(1.5rem, 5vw, 4rem);
  margin-top: 1.2rem;
  border-radius: var(--radius);
  padding: clamp(1.5rem, 4vw, 2.6rem);
  background: #d4e4df;
}

.local-lens h3 {
  margin: .2rem 0 0;
}

.local-question-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: .8rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.local-question-grid li {
  border-radius: 16px;
  padding: 1.1rem;
  background: rgba(255, 255, 255, .72);
}

.local-question-grid strong,
.local-question-grid span {
  display: block;
}

.local-question-grid strong {
  margin-bottom: .35rem;
  color: var(--deep);
}

.local-question-grid span {
  color: #526a68;
  font-size: .9rem;
}

.data-source-note {
  display: flex;
  gap: 1.5rem;
  align-items: center;
  justify-content: space-between;
  margin-top: 1.2rem;
  border: 1px solid rgba(21, 57, 54, .1);
  border-radius: 18px;
  padding: 1.2rem;
  background: rgba(255, 255, 255, .72);
}

.data-source-note p {
  max-width: 72ch;
  margin: 0;
  color: #526a68;
  font-size: .9rem;
}

.source-links {
  display: flex;
  flex-wrap: wrap;
  gap: .55rem;
  justify-content: flex-end;
}

.source-links a {
  border-radius: 999px;
  padding: .55rem .8rem;
  background: var(--ink);
  color: #fff;
  text-decoration: none;
  white-space: nowrap;
  font-size: .78rem;
  font-weight: 800;
}

@media (max-width: 900px) {
  .impact-explorer,
  .local-lens {
    grid-template-columns: 1fr;
  }

  .impact-tabs {
    grid-template-columns: repeat(5, minmax(150px, 1fr));
    overflow-x: auto;
    padding: 3px 3px .65rem;
  }

  .impact-tab:hover {
    transform: translateY(-2px);
  }

  .local-question-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .data-source-note {
    display: grid;
  }

  .source-links {
    justify-content: flex-start;
  }
}

@media (max-width: 620px) {
  .impact-panel {
    min-height: 0;
  }

  .impact-signal {
    float: none;
    width: 100%;
    margin: 0 0 1.2rem;
  }

  .local-question-grid {
    grid-template-columns: 1fr;
  }

  .source-links {
    display: grid;
  }

  .source-links a {
    text-align: center;
  }
}

@media (prefers-reduced-motion: reduce) {
  .impact-tab {
    transition: none;
  }
}