/* ════════════════════════════════════════════════════════
   2 · PROOF-OF-LIFE STRIP
   ════════════════════════════════════════════════════════ */
.proof-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}
.ps-card {
  background: var(--card);
  border: 1px solid var(--cardb);
  border-radius: 14px;
  padding: 18px 20px;
  transition: border-color 0.25s ease, transform 0.25s ease;
}
.ps-card:hover { border-color: rgba(232,0,138,0.28); transform: translateY(-3px); }
.ps-label {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.16em;
  color: var(--t3);
  text-transform: uppercase;
  margin-bottom: 8px;
}
.ps-val {
  font-family: var(--font-mono);
  font-size: 20px;
  font-weight: 700;
  color: var(--text);
  letter-spacing: -0.01em;
  display: flex;
  align-items: center;
  gap: 8px;
}
.ps-pulse {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--mp);
  animation: livePulse 1.6s ease-out infinite;
}
.ps-building { color: var(--mp); }
.ps-avax { height: 18px; width: auto; }

@media (max-width: 720px) {
  .proof-strip { grid-template-columns: repeat(2, 1fr); }
}