.page {
  width: 100%;
  max-width: 720px;
  margin: 0 auto;
  padding: 0 clamp(24px, 5vw, 44px);
}

.top {
  padding: 32px 0 0;
}

.back {
  font-size: 14px;
  color: var(--muted);
  text-decoration: none;
}

.back:hover {
  color: var(--text);
}

.head {
  padding: 76px 0 60px;
}

.head h1 {
  font-weight: 700;
  font-size: clamp(48px, 9vw, 92px);
  line-height: 0.92;
  letter-spacing: -0.04em;
}

.lead {
  margin-top: 26px;
  font-size: clamp(19px, 2.6vw, 23px);
  line-height: 1.4;
  max-width: 24ch;
}

.sub {
  margin-top: 18px;
  font-size: 15px;
  line-height: 1.6;
  color: var(--muted);
  max-width: 52ch;
}

.dl {
  display: flex;
  align-items: center;
  gap: 22px;
  flex-wrap: wrap;
  padding: 40px 0 0;
}

.btn {
  display: inline-block;
  background: var(--text);
  color: var(--bg);
  font-weight: 700;
  font-size: 15px;
  letter-spacing: 0.2px;
  text-decoration: none;
  padding: 14px 26px;
}

.btn:hover {
  background: #ffffff;
}

.dl-meta {
  font-size: 13px;
  color: var(--faint);
}

.dl-alt {
  font-size: 14px;
  color: var(--muted);
  text-decoration: none;
  border-bottom: 1px solid var(--faint);
  padding-bottom: 2px;
}

.dl-alt:hover {
  color: var(--text);
  border-color: var(--text);
}

.section {
  border-top: 1px solid var(--line);
  padding: 44px 0;
}

.section h2 {
  font-weight: 700;
  font-size: 15px;
  letter-spacing: 0.3px;
  margin-bottom: 26px;
  color: var(--text);
}

.spec {
  display: block;
}

.spec__row {
  padding: 18px 0;
  border-top: 1px solid var(--line);
}

.spec__row:first-child {
  border-top: 0;
  padding-top: 0;
}

.spec__term {
  font-weight: 700;
  font-size: 16px;
}

.spec__desc {
  margin-top: 5px;
  font-size: 15px;
  line-height: 1.55;
  color: var(--muted);
  max-width: 60ch;
}

.prose p {
  font-size: 16px;
  line-height: 1.65;
  color: var(--text);
  max-width: 62ch;
  margin-bottom: 16px;
}

.prose p:last-child {
  margin-bottom: 0;
}

.prose .q {
  color: var(--muted);
}

.faq__item {
  padding: 20px 0;
  border-top: 1px solid var(--line);
  max-width: 64ch;
}

.faq__item:first-child {
  border-top: 0;
  padding-top: 0;
}

.faq__q {
  font-weight: 700;
  font-size: 16px;
}

.faq__a {
  margin-top: 6px;
  font-size: 15px;
  line-height: 1.6;
  color: var(--muted);
}