body {
  margin: 0;
  min-height: 100vh;
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  background: linear-gradient(160deg, #e6f7f4, #f8fafc);
  color: #0f172a;
}

.page-wrap {
  width: min(92%, 840px);
  margin: 2.4rem auto;
}

.page-card {
  background: #ffffff;
  border: 1px solid #dbe3ef;
  border-radius: 14px;
  padding: 1.4rem;
  box-shadow: 0 10px 28px rgba(15, 23, 42, 0.12);
}

.page-title {
  margin: 0 0 0.4rem;
  color: #0f766e;
}

.page-subtitle {
  margin: 0 0 1rem;
  color: #475569;
}

.page-feedback {
  margin: 0.8rem 0 0;
  color: #334155;
  font-weight: 600;
}

.plan-cards {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.55rem;
}

.plan-card {
  margin-top: 0;
  display: grid;
  gap: 0.35rem;
  text-align: left;
  padding: 0.8rem;
  border: 1px solid #cbd5e1;
  border-radius: 12px;
  background: #f8fafc;
  color: #0f172a;
  cursor: pointer;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.plan-card:hover {
  border-color: #0f766e;
  box-shadow: 0 6px 16px rgba(15, 118, 110, 0.12);
}

.cta-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-top: 1rem;
  margin-right: 0.8rem;
  padding: 0.55rem 0.9rem;
  border-radius: 10px;
  background: #0f766e;
  color: #ffffff;
  font-weight: 700;
  text-decoration: none;
}

.cta-link:hover {
  background: #0b5f59;
}

.plan-card-title {
  font-size: 1rem;
  font-weight: 700;
}

.plan-card-price {
  font-size: 0.95rem;
  font-weight: 700;
  color: #0f766e;
}

.plan-card-description {
  font-size: 0.86rem;
  color: #334155;
}

.plan-card-features {
  font-size: 0.78rem;
  color: #64748b;
}

.back-link {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  margin-top: 1rem;
  text-decoration: none;
  color: #0f766e;
  font-weight: 700;
}

.back-link:hover {
  text-decoration: underline;
}

@media (max-width: 560px) {
  .page-wrap {
    width: min(94%, 840px);
    margin: 1rem auto;
  }

  .plan-cards {
    grid-template-columns: 1fr;
  }
}