.product-page section,
.product-subnav,
.product-page details {
  scroll-margin-top: 100px;
}

.product-hero {
  padding: 144px 0 64px;
  color: var(--ink);
  background: var(--product-background);
}

.product-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(0, 0.8fr);
  align-items: center;
  gap: 54px;
}

.product-back {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  margin-bottom: 24px;
  color: var(--ink-soft);
  font-size: 0.9rem;
}

.product-back:hover {
  color: var(--ink);
  text-decoration: underline;
}

.product-hero h1 {
  margin: 0;
  font-size: clamp(2.5rem, 4.4vw, 4.2rem);
  font-family: Georgia, "Times New Roman", serif;
  font-weight: 400;
  line-height: 1.08;
  letter-spacing: -0.035em;
}

.product-origin {
  margin: 22px 0 0;
  color: var(--teal);
  font-size: 1.08rem;
  font-weight: 600;
}

.product-lead {
  margin: 24px 0 0;
  color: var(--ink-soft);
  font-size: 1.15rem;
  line-height: 1.65;
}

.product-flow {
  border: 0;
  border-radius: 10px;
  padding: 30px;
  background: var(--product-soft);
}

.product-flow h2 {
  margin: 0 0 22px;
  font-size: 1.6rem;
  line-height: 1.2;
}

.product-flow ol {
  margin: 0;
  padding-left: 24px;
}

.product-flow li {
  padding: 15px 0 15px 8px;
  border-bottom: 1px solid var(--line);
}

.product-flow li:last-child {
  border-bottom: 0;
}

.product-flow strong,
.product-flow span {
  display: block;
}

.product-flow span,
.product-flow-note {
  color: var(--ink-soft);
  font-size: 0.9rem;
}

.product-flow span {
  margin-top: 6px;
}

.product-flow-note {
  margin: 20px 0 0;
  padding-top: 20px;
  border-top: 1px solid var(--line);
}

.product-subnav {
  background: var(--product-background);
  border-bottom: 1px solid var(--line);
}

.product-subnav .page-shell {
  display: flex;
  flex-wrap: wrap;
  column-gap: 28px;
  padding-block: 12px;
}

.product-subnav a {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  font-size: 0.93rem;
  font-weight: 650;
}

.product-subnav a:hover {
  color: var(--teal);
  text-decoration: underline;
}

.product-section {
  padding: 74px 0;
}

.product-module {
  display: grid;
  grid-template-columns: 50px minmax(0, 1fr) minmax(0, 0.85fr);
  gap: 30px;
  padding: 34px 0;
  border-top: 1px solid var(--line);
}

.product-step {
  color: var(--teal);
  font-size: 1.8rem;
  font-weight: 700;
}

.product-page h3 {
  margin: 0 0 16px;
  font-size: 1.45rem;
  line-height: 1.25;
  font-weight: 730;
}

.product-module p:not(.section-kicker),
.product-features p,
.product-two-column p:not(.section-kicker),
.product-faq details p,
.product-ending p {
  color: var(--ink-soft);
}

.product-module p:last-child,
.product-features p {
  margin-bottom: 0;
}

.product-module .feature-list {
  margin: 0;
  align-content: start;
  font-size: 0.95rem;
}

.product-notifications,
.product-development {
  padding: 52px 0;
  background: var(--product-soft);
}

.product-two-column,
.product-features {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 34px 48px;
}

.product-two-column h2,
.product-ending h2 {
  margin: 0;
  font-size: clamp(1.9rem, 3.2vw, 2.7rem);
  font-weight: 760;
  line-height: 1.12;
}

.product-two-column p:last-child {
  margin-bottom: 0;
}

.product-features article {
  border-top: 1px solid var(--line);
  padding-top: 24px;
}

.product-development {
  background: var(--product-background);
  border-block: 1px solid var(--line);
}

.product-updated {
  font-size: 0.9rem;
}

.product-faq details {
  padding: 16px 0;
  border-top: 1px solid var(--line);
}

.product-faq summary {
  min-height: 44px;
  padding: 9px 0;
  font-weight: 650;
  cursor: pointer;
}

.product-faq summary:focus-visible {
  outline: 3px solid var(--amber);
  outline-offset: 4px;
}

.product-faq details p {
  max-width: 850px;
  margin: 14px 0 0;
}

.product-ending {
  padding: 48px 0 64px;
  text-align: center;
}

.product-ending p {
  max-width: 720px;
  margin: 22px auto 0;
}

.product-page h2 {
  font-family: Georgia, "Times New Roman", serif;
  font-weight: 400;
  line-height: 1.16;
}

.product-page .eyebrow,
.product-page .section-kicker {
  color: var(--ink-soft);
  font-weight: 500;
}

.product-page .primary-action {
  color: #ffffff;
  background: var(--teal);
  font-weight: 500;
}

.product-page .primary-action:hover {
  color: #ffffff;
  background: var(--teal-dark);
}

.product-page .secondary-action {
  color: var(--ink);
  border-color: var(--line);
  background: transparent;
  font-weight: 500;
}

.product-page .secondary-action:hover {
  color: var(--ink);
  background: var(--product-soft);
}

.product-page .feature-list li {
  color: var(--ink);
}

.product-page .feature-list li::before {
  box-shadow: inset 0 0 0 4px var(--product-soft);
}

@media (max-width: 991px) {
  .product-hero-grid,
  .product-two-column,
  .product-features {
    grid-template-columns: minmax(0, 1fr);
    gap: 30px;
  }

  .product-hero {
    padding-top: 112px;
  }

  .product-module {
    grid-template-columns: 44px minmax(0, 1fr);
    gap: 20px;
  }

  .product-module .feature-list {
    grid-column: 2;
  }
}

@media (max-width: 680px) {
  .product-section {
    padding: 48px 0;
  }

  .product-hero {
    padding-bottom: 40px;
  }

  .product-flow {
    padding: 24px;
  }

  .product-features {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .product-module {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .product-module .feature-list {
    grid-column: 1;
  }
}