.sign-in-page {
  background: var(--bg-0);
}

.sign-in-main {
  padding: 88px 32px 96px;
  max-width: 720px;
}

.sign-in-header h1 {
  font-size: clamp(2rem, 4vw, 2.75rem);
  line-height: 1.08;
  font-weight: 600;
  letter-spacing: -0.028em;
  color: var(--t1);
  margin-top: 18px;
}

.sign-in-lead {
  font-size: 16px;
  line-height: 1.65;
  color: var(--t2);
  max-width: 52ch;
  margin-top: 16px;
}

.sign-in-cards {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  margin-top: 40px;
}

.sign-in-card {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 24px 22px;
  border: 1px solid var(--b2);
  border-radius: 8px;
  background: var(--bg-2);
  transition: border-color 0.14s ease, background 0.14s ease;
}

.sign-in-card:hover {
  border-color: var(--gold-4);
  background: var(--bg-3);
}

.sign-in-card-label {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--gold);
}

.sign-in-card-title {
  font-size: 17px;
  font-weight: 600;
  color: var(--t1);
}

.sign-in-card-desc {
  font-size: 13px;
  line-height: 1.55;
  color: var(--t3);
}

.sign-in-foot {
  margin-top: 32px;
  font-size: 14px;
  color: var(--t3);
}

.sign-in-foot a {
  color: var(--gold);
  text-decoration: underline;
  text-underline-offset: 2px;
}

@media (max-width: 640px) {
  .sign-in-main {
    padding: 48px 20px 64px;
  }

  .sign-in-cards {
    grid-template-columns: 1fr;
    gap: 12px;
    margin-top: 32px;
  }

  .sign-in-card {
    padding: 20px 18px;
  }
}