.about-page {
  display: flex;
  justify-content: center;
  padding: 28px 18px 48px;
}

.about-inner {
  width: min(100%, 980px);
  display: grid;
  gap: 20px;
  margin: 0 auto;
}

.about-hero-card,
.about-card,
.about-credentials-card,
.about-cta-card {
  padding: 28px 26px;
  border-radius: 22px;
  border: 1px solid rgba(17, 17, 17, 0.08);
  background: rgba(255, 255, 255, 0.82);
  box-shadow: 0 14px 30px rgba(17, 17, 17, 0.06);
  text-align: center;
}

.about-hero-card h1 {
  max-width: 16ch;
  margin: 0 auto;
  font-size: clamp(2rem, 3vw, 3.1rem);
  line-height: 1.05;
  font-weight: 800;
  color: #1d1f24;
}

.about-lead,
.about-card p,
.about-cta-card p {
  max-width: 68ch;
  margin: 1rem auto 0;
  color: #555e6b;
  font-size: 1rem;
  line-height: 1.7;
}

.about-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(320px, 1fr));
  gap: 20px;
}

.about-card h2,
.about-credentials-card h2,
.about-cta-card h2 {
  margin: 0;
  font-size: clamp(1.4rem, 2vw, 1.9rem);
  line-height: 1.15;
  font-weight: 800;
  color: #22262c;
}

.about-list {
  display: inline-block;
  margin: 1rem auto 0;
  padding-left: 1.2rem;
  text-align: left;
  color: #2d3138;
}

.about-list li {
  margin: 0.55rem 0;
  line-height: 1.6;
}

.about-cta-group {
  justify-items: center;
  margin-top: 1.5rem;
}

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

@media (max-width: 640px) {
  .about-page {
    padding: 22px 14px 34px;
  }

  .about-hero-card,
  .about-card,
  .about-credentials-card,
  .about-cta-card {
    padding: 22px 18px;
  }

  .about-hero-card h1 {
    max-width: 18ch;
  }
}