.proof {
  padding: var(--section-pad-y) var(--section-pad-x);
  border-top: var(--border-subtle);
}

.proof-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
  margin-top: 4rem;
}

.proof-card {
  background: var(--grey);
  padding: 3rem;
  position: relative;
  transition: background var(--t-normal);
}

.proof-card:hover {
  background: #161616;
}

.proof-accent {
  position: absolute;
  top: 0;
  left: 0;
  width: 3px;
  height: 100%;
  transition: width var(--t-normal);
}

.proof-card:hover .proof-accent {
  width: 5px;
}

.proof-quote {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 1.05rem;
  line-height: 1.7;
  color: var(--white);
  margin-bottom: 2rem;
}

.proof-author {
  display: flex;
  align-items: center;
  gap: 0.8rem;
}

.proof-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85rem;
  font-weight: 600;
  flex-shrink: 0;
  font-family: var(--font-mono);
}

.proof-name {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--white);
}

.proof-role {
  font-size: 0.75rem;
  color: var(--text-muted);
  font-weight: 300;
  margin-top: 0.15rem;
}