.page-products {
  --dl-rail-w: 252px;
}

.page-products .dl-hero {
  padding: clamp(1.25rem, 3vw, 2.25rem) 0 clamp(1.75rem, 4vw, 3rem);
  background:
    radial-gradient(120% 90% at 100% 0%, rgba(29, 78, 137, 0.1), transparent 62%),
    linear-gradient(180deg, rgba(221, 231, 220, 0.62), rgba(247, 241, 227, 0) 88%);
  border-bottom: 1px solid var(--line);
}

.page-products .dl-hero .breadcrumbs {
  margin-bottom: 1.1rem;
}

.page-products .dl-hero__grid {
  display: grid;
  gap: 1.5rem;
}

.page-products .dl-hero__intro h1 {
  margin: 0.35rem 0 0.75rem;
  font-family: var(--serif);
  font-size: clamp(1.7rem, 4.4vw, 2.75rem);
  line-height: 1.24;
  color: var(--navy-deep);
  letter-spacing: 0.01em;
}

.page-products .dl-hero__intro .lede {
  margin: 0;
  font-size: 0.98rem;
  line-height: 1.8;
  color: var(--ink);
  max-width: 36em;
}

.page-products .dl-facts {
  list-style: none;
  margin: 1.25rem 0 0;
  padding: 1px;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--line-soft);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  overflow: hidden;
}

.page-products .dl-fact {
  background: rgba(255, 255, 255, 0.78);
  padding: 0.6rem 0.8rem;
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}

.page-products .dl-fact__k {
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  color: var(--sage);
}

.page-products .dl-fact__v {
  font-family: var(--mono);
  font-size: 0.98rem;
  font-weight: 600;
  color: var(--navy-deep);
}

.page-products .dl-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-top: 1.25rem;
}

.page-products .dl-fig {
  margin: 1.25rem 0 0;
}

.page-products .dl-fig--hero {
  margin: 0;
}

.page-products .dl-fig .figure__frame {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: rgba(255, 255, 255, 0.6);
}

.page-products .dl-fig img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-products .dl-fig .figure__cap {
  margin-top: 0.55rem;
  font-size: 0.8rem;
  line-height: 1.7;
  color: var(--sage);
}

.page-products .dl-layout {
  display: grid;
  gap: 1.5rem;
  padding: clamp(1.5rem, 3vw, 2.5rem) 0 clamp(2rem, 5vw, 4rem);
}

.page-products .dl-rail {
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
}

.page-products .dl-rail__card {
  background: var(--navy-deep);
  color: #fff;
  border-radius: var(--radius);
  padding: 1rem 1.1rem 1.1rem;
  box-shadow: var(--shadow-soft);
  position: relative;
  overflow: hidden;
}

.page-products .dl-rail__card::after {
  content: "";
  position: absolute;
  right: -28px;
  top: -28px;
  width: 96px;
  height: 96px;
  border-radius: 50%;
  background: rgba(232, 112, 42, 0.22);
}

.page-products .dl-rail__label {
  margin: 0;
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  color: rgba(255, 255, 255, 0.62);
}

.page-products .dl-rail__version {
  margin: 0.25rem 0 0;
  font-family: var(--mono);
  font-size: 2.1rem;
  font-weight: 600;
  line-height: 1.1;
  color: var(--orange-soft);
}

.page-products .dl-rail__meta {
  margin: 0.15rem 0 0;
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.78);
}

.page-products .dl-rail__chips {
  list-style: none;
  margin: 0.8rem 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.page-products .dl-rail__chips .chip {
  background: rgba(255, 255, 255, 0.14);
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.18);
  font-size: 0.74rem;
  padding: 0.2rem 0.55rem;
  border-radius: 999px;
}

.page-products .dl-rail__chips .chip--warm {
  background: var(--orange);
  border-color: var(--orange);
  color: #fff;
}

.page-products .dl-rail__nav {
  display: flex;
  gap: 0.35rem;
  overflow-x: auto;
  padding: 0.15rem 0 0.35rem;
  scrollbar-width: thin;
}

.page-products .dl-rail__link {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.42rem 0.7rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.62);
  color: var(--navy);
  font-size: 0.84rem;
  text-decoration: none;
  white-space: nowrap;
  transition: background 0.2s var(--ease), color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-products .dl-rail__link:hover {
  border-color: var(--navy);
}

.page-products .dl-rail__link.is-current {
  background: var(--navy);
  border-color: var(--navy);
  color: #fff;
}

.page-products .dl-rail__num {
  font-family: var(--mono);
  font-size: 0.72rem;
  color: var(--sage);
}

.page-products .dl-rail__link.is-current .dl-rail__num {
  color: var(--orange-soft);
}

.page-products .dl-section {
  padding: 1.75rem 0 2rem;
  border-top: 1px solid var(--line-soft);
  scroll-margin-top: calc(var(--header-bar-h) + var(--header-nav-h) + 1rem);
}

.page-products .dl-section:first-child {
  padding-top: 0;
  border-top: 0;
}

.page-products .dl-head {
  margin-bottom: 1.3rem;
  max-width: 40em;
}

.page-products .dl-head__num {
  display: inline-block;
  font-family: var(--mono);
  font-size: 0.74rem;
  letter-spacing: 0.2em;
  color: var(--orange);
}

.page-products .dl-head h2 {
  margin: 0.4rem 0 0.55rem;
  font-family: var(--serif);
  font-size: clamp(1.32rem, 2.7vw, 1.9rem);
  line-height: 1.34;
  color: var(--navy-deep);
}

.page-products .dl-head p {
  margin: 0;
  font-size: 0.94rem;
  line-height: 1.8;
  color: var(--ink);
}

.page-products .dl-vers {
  display: grid;
  gap: 1rem;
  grid-template-columns: minmax(0, 1fr);
}

.page-products .dl-ver {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  padding: 1.05rem 1.1rem 1.15rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.8);
}

.page-products .dl-ver--pick {
  border-color: var(--orange);
  box-shadow: inset 0 0 0 1px rgba(232, 112, 42, 0.35);
  background: linear-gradient(180deg, rgba(244, 162, 97, 0.14), rgba(255, 255, 255, 0.86) 55%);
}

.page-products .dl-ver__top {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.6rem;
}

.page-products .dl-ver__os {
  margin: 0;
  font-family: var(--serif);
  font-size: 1.12rem;
  color: var(--navy-deep);
}

.page-products .dl-ver__tag {
  flex: 0 0 auto;
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  padding: 0.18rem 0.55rem;
  border-radius: 999px;
  background: var(--orange);
  color: #fff;
}

.page-products .dl-ver__tag--soft {
  background: var(--mint);
  color: var(--sage);
}

.page-products .dl-ver__rows {
  list-style: none;
  margin: 0;
  padding: 0.7rem 0 0;
  display: grid;
  gap: 0.4rem;
  border-top: 1px dashed var(--line-soft);
}

.page-products .dl-ver__row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  font-size: 0.86rem;
}

.page-products .dl-ver__k {
  color: var(--sage);
}

.page-products .dl-ver__v {
  font-family: var(--mono);
  color: var(--navy-deep);
  text-align: right;
}

.page-products .dl-ver__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: auto;
  padding-top: 0.35rem;
}

.page-products .dl-parts {
  display: grid;
  gap: 0.85rem;
  grid-template-columns: minmax(0, 1fr);
}

.page-products .dl-part {
  padding: 1rem 1.05rem 1.1rem;
  background: var(--mint);
  border-left: 3px solid var(--navy);
  border-radius: var(--radius);
}

.page-products .dl-part--warm {
  background: rgba(244, 162, 97, 0.16);
  border-left-color: var(--orange);
}

.page-products .dl-part__idx {
  margin: 0;
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  color: var(--sage);
}

.page-products .dl-part h3 {
  margin: 0.35rem 0 0.45rem;
  font-family: var(--serif);
  font-size: 1.05rem;
  line-height: 1.4;
  color: var(--navy-deep);
}

.page-products .dl-part p {
  margin: 0;
  font-size: 0.89rem;
  line-height: 1.78;
  color: var(--ink);
}

.page-products .dl-steps {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-products .dl-step {
  position: relative;
  padding: 0 0 1.5rem 2.9rem;
}

.page-products .dl-step:last-child {
  padding-bottom: 0;
}

.page-products .dl-step::before {
  content: "";
  position: absolute;
  left: 1rem;
  top: 2.2rem;
  bottom: 0.2rem;
  width: 2px;
  background: linear-gradient(180deg, var(--line), rgba(221, 231, 220, 0.9));
}

.page-products .dl-step:last-child::before {
  display: none;
}

.page-products .dl-step__num {
  position: absolute;
  left: 0;
  top: 0.1rem;
  width: 2.05rem;
  height: 2.05rem;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: var(--navy);
  color: #fff;
  font-family: var(--mono);
  font-size: 0.85rem;
}

.page-products .dl-step__title {
  margin: 0.4rem 0 0.35rem;
  font-family: var(--serif);
  font-size: 1.05rem;
  line-height: 1.4;
  color: var(--navy-deep);
}

.page-products .dl-step p {
  margin: 0;
  font-size: 0.89rem;
  line-height: 1.78;
  color: var(--ink);
  max-width: 36em;
}

.page-products .dl-step__note {
  margin-top: 0.4rem;
  font-size: 0.82rem;
  color: var(--sage);
}

.page-products .dl-reqs {
  display: grid;
  gap: 0.9rem;
  grid-template-columns: minmax(0, 1fr);
}

.page-products .dl-req {
  padding: 1rem 1.05rem 1.1rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.82);
}

.page-products .dl-req h3 {
  margin: 0;
  font-family: var(--serif);
  font-size: 1.05rem;
  color: var(--navy-deep);
}

.page-products .dl-req ul {
  list-style: none;
  margin: 0.7rem 0 0;
  padding: 0;
  display: grid;
  gap: 0.45rem;
}

.page-products .dl-req li {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  font-size: 0.86rem;
  padding-bottom: 0.4rem;
  border-bottom: 1px dashed var(--line-soft);
}

.page-products .dl-req li:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-products .dl-req li span:first-child {
  color: var(--sage);
}

.page-products .dl-req li span:last-child {
  font-family: var(--mono);
  color: var(--navy-deep);
  text-align: right;
}

.page-products .dl-more {
  margin-top: 1rem;
  padding: 0.85rem 1.05rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--glass);
}

.page-products .dl-more summary {
  cursor: pointer;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--navy);
}

.page-products .dl-more p {
  margin: 0.65rem 0 0;
  font-size: 0.87rem;
  line-height: 1.8;
  color: var(--ink);
}

.page-products .dl-tl {
  list-style: none;
  margin: 0;
  padding: 0 0 0 1.15rem;
  position: relative;
  display: grid;
  gap: 1.1rem;
}

.page-products .dl-tl::before {
  content: "";
  position: absolute;
  left: 4px;
  top: 0.45rem;
  bottom: 0.5rem;
  width: 2px;
  background: var(--line);
}

.page-products .dl-tl__item {
  position: relative;
}

.page-products .dl-tl__item::before {
  content: "";
  position: absolute;
  left: -1.15rem;
  top: 0.42rem;
  width: 0.6rem;
  height: 0.6rem;
  border-radius: 50%;
  background: var(--sage);
  box-shadow: 0 0 0 3px var(--cream);
}

.page-products .dl-tl__item--now::before {
  background: var(--orange);
}

.page-products .dl-tl__ver {
  margin: 0 0 0.3rem;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--mono);
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--navy-deep);
}

.page-products .dl-tl__badge {
  font-family: var(--sans);
  font-size: 0.7rem;
  font-weight: 400;
  letter-spacing: 0.06em;
  padding: 0.16rem 0.5rem;
  border-radius: 999px;
  background: var(--orange);
  color: #fff;
}

.page-products .dl-tl__item p:last-child {
  margin: 0;
  font-size: 0.89rem;
  line-height: 1.78;
  color: var(--ink);
  max-width: 36em;
}

.page-products .dl-note {
  margin: 1.15rem 0 0;
  padding: 0.8rem 1rem;
  border-left: 3px solid var(--sage);
  background: var(--mint);
  border-radius: 0 var(--radius) var(--radius) 0;
  font-size: 0.86rem;
  line-height: 1.8;
  color: var(--ink);
}

.page-products .dl-help__cols {
  display: grid;
  gap: 1rem;
  grid-template-columns: minmax(0, 1fr);
}

.page-products .dl-prep {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.75rem;
}

.page-products .dl-prep li {
  position: relative;
  padding-left: 1.1rem;
  font-size: 0.89rem;
  line-height: 1.8;
  color: var(--ink);
}

.page-products .dl-prep li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.68rem;
  width: 0.42rem;
  height: 0.42rem;
  border-radius: 2px;
  background: var(--orange);
}

.page-products .dl-prep strong {
  color: var(--navy-deep);
}

.page-products .dl-contact {
  padding: 1.1rem 1.15rem 1.15rem;
  border-radius: var(--radius);
  background: var(--navy-deep);
  color: #fff;
}

.page-products .dl-contact__label {
  margin: 0.75rem 0 0.1rem;
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  color: rgba(255, 255, 255, 0.58);
}

.page-products .dl-contact__label:first-child {
  margin-top: 0;
}

.page-products .dl-contact__value {
  margin: 0;
  font-family: var(--mono);
  font-size: 0.92rem;
  word-break: break-all;
  color: var(--orange-soft);
}

.page-products .dl-contact__value--text {
  font-family: var(--sans);
  color: #fff;
}

.page-products .dl-contact__hint {
  margin: 0.9rem 0 0;
  padding-top: 0.7rem;
  border-top: 1px solid rgba(255, 255, 255, 0.18);
  font-size: 0.8rem;
  line-height: 1.75;
  color: rgba(255, 255, 255, 0.78);
}

.page-products .dl-links {
  list-style: none;
  margin: 1.4rem 0 0;
  padding: 0;
  display: grid;
  gap: 0.5rem;
}

.page-products .dl-links a {
  display: block;
  padding: 0.6rem 0.85rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.62);
  color: var(--navy);
  font-size: 0.87rem;
  text-decoration: none;
  transition: background 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-products .dl-links a:hover {
  background: var(--mint);
  border-color: var(--sage);
}

.page-products .to-top {
  position: fixed;
  right: 1rem;
  bottom: 1rem;
  z-index: 20;
  padding: 0.5rem 0.85rem;
  border: 1px solid var(--navy);
  border-radius: var(--radius);
  background: var(--navy);
  color: #fff;
  font-size: 0.8rem;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: opacity 0.2s var(--ease), transform 0.2s var(--ease), visibility 0.2s;
}

.page-products .to-top[data-visible="true"] {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

@media (min-width: 560px) {
  .page-products .dl-facts {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (min-width: 720px) {
  .page-products .dl-vers {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-products .dl-parts {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-products .dl-reqs {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-products .dl-help__cols {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    align-items: start;
  }
}

@media (min-width: 900px) {
  .page-products .dl-hero__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.02fr);
    align-items: center;
    gap: 2.25rem;
  }
}

@media (min-width: 960px) {
  .page-products .dl-layout {
    grid-template-columns: var(--dl-rail-w) minmax(0, 1fr);
    gap: 2.75rem;
    align-items: start;
  }

  .page-products .dl-rail {
    position: sticky;
    top: calc(var(--header-bar-h) + var(--header-nav-h) + 1rem);
  }

  .page-products .dl-rail__nav {
    flex-direction: column;
    overflow: visible;
    gap: 0.3rem;
  }

  .page-products .dl-rail__link {
    border-color: transparent;
    background: transparent;
    padding: 0.42rem 0.55rem;
    border-left: 2px solid transparent;
    border-radius: 0 var(--radius) var(--radius) 0;
  }

  .page-products .dl-rail__link:hover {
    background: rgba(221, 231, 220, 0.6);
    border-color: transparent;
    border-left-color: var(--sage);
  }

  .page-products .dl-rail__link.is-current {
    background: rgba(29, 78, 137, 0.08);
    color: var(--navy-deep);
    border-color: transparent;
    border-left-color: var(--navy);
    font-weight: 600;
  }

  .page-products .dl-section {
    padding: 2.1rem 0 2.5rem;
  }

  .page-products .dl-links {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1100px) {
  .page-products .dl-step {
    padding-left: 3.4rem;
  }

  .page-products .dl-step__num {
    width: 2.3rem;
    height: 2.3rem;
    font-size: 0.9rem;
  }

  .page-products .dl-step::before {
    left: 1.12rem;
    top: 2.45rem;
  }
}
<<<END>>>