.page-products {
  --dl-rail-w: 320px;
  padding-bottom: 72px;
  overflow-x: hidden;
}

.page-products [id] {
  scroll-margin-top: calc(var(--header-h) + 20px);
}

.page-products .breadcrumb {
  padding-top: 20px;
}

.page-products .dl-hero {
  display: grid;
  gap: 28px;
  padding: 20px 0 40px;
  border-bottom: 1px solid var(--grid);
}

.page-products .dl-title {
  margin: 12px 0 0;
  font-family: var(--serif);
  font-weight: 900;
  font-size: clamp(32px, 7vw, 62px);
  line-height: 1.08;
  letter-spacing: -0.02em;
  color: var(--ink);
}

.page-products .dl-lead {
  margin: 18px 0 0;
  max-width: 40em;
  font-size: var(--step-0);
  line-height: 1.8;
  color: var(--ink);
}

.page-products .dl-facts {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: 26px 0 0;
  background: var(--grid);
  border: 1px solid var(--grid);
}

.page-products .dl-fact {
  background: var(--paper);
  padding: 12px 14px;
}

.page-products .dl-fact dt {
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--gold-deep);
  font-family: var(--sans);
}

.page-products .dl-fact dd {
  margin: 6px 0 0;
  font-family: var(--mono);
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--ink);
}

.page-products .dl-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

.page-products .dl-figure {
  margin: 0;
  padding: 8px;
  border: 1px solid var(--ink);
  background: var(--paper);
}

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

.page-products .dl-figcap {
  margin-top: 8px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--gold-deep);
}

.page-products .dl-blueprint {
  display: grid;
  gap: 40px;
  padding-top: 40px;
}

.page-products .dl-rail-card {
  background: var(--paper);
  border: 1px solid var(--ink);
  padding: 18px 16px 20px;
}

.page-products .dl-rail-title {
  margin: 10px 0 0;
  font-family: var(--serif);
  font-weight: 900;
  font-size: 22px;
  line-height: 1.25;
  color: var(--ink);
}

.page-products .spec-scroll {
  overflow-x: auto;
}

.page-products .spec-table {
  width: 100%;
  min-width: 258px;
  margin-top: 14px;
  border-collapse: collapse;
  font-size: 13px;
}

.page-products .spec-caption {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
}

.page-products .spec-table thead th {
  padding: 0 0 8px;
  text-align: left;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--gold-deep);
  border-bottom: 1px solid var(--ink);
  font-weight: 500;
}

.page-products .spec-table thead th:first-child {
  width: 34%;
}

.page-products .spec-table tbody tr {
  position: relative;
}

.page-products .spec-table tbody th,
.page-products .spec-table tbody td {
  padding: 11px 0;
  text-align: left;
  font-weight: 400;
  vertical-align: top;
  color: var(--ink);
}

.page-products .spec-table tbody th {
  width: 34%;
  font-family: var(--sans);
  font-size: 12px;
  color: var(--gold-deep);
  white-space: nowrap;
}

.page-products .spec-table tbody td {
  font-family: var(--mono);
  font-size: 12.5px;
  letter-spacing: 0.01em;
}

.page-products .spec-table tbody tr + tr::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  height: 2px;
  background-image: repeating-linear-gradient(90deg, var(--gold-deep) 0 1px, transparent 1px 8px);
  opacity: 0.45;
}

.page-products .dl-rail-note {
  margin: 14px 0 0;
  padding-top: 12px;
  border-top: 1px solid var(--grid);
  font-size: 12px;
  line-height: 1.75;
  color: var(--ink);
}

.page-products .dl-section {
  margin-bottom: 56px;
}

.page-products .dl-section:last-child {
  margin-bottom: 0;
}

.page-products .dl-band {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 12px;
  padding-top: 12px;
  border-top: 2px solid var(--gold);
  margin-bottom: 20px;
}

.page-products .dl-band-num {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  line-height: 1;
  padding: 3px 6px;
  border: 1px solid var(--gold);
  color: var(--gold-deep);
}

.page-products .dl-band-title {
  margin: 0;
  font-family: var(--serif);
  font-weight: 900;
  font-size: clamp(21px, 4.4vw, 30px);
  line-height: 1.25;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.page-products .dl-p {
  margin: 0 0 22px;
  max-width: 42em;
  font-size: var(--step-0);
  line-height: 1.8;
  color: var(--ink);
}

.page-products .dl-p--light {
  color: var(--jade-white);
}

.page-products .vol-chart {
  display: grid;
  gap: 12px;
  margin: 0 0 24px;
}

.page-products .vol-row {
  position: relative;
  display: grid;
  grid-template-columns: 84px minmax(0, 1fr) 78px;
  align-items: center;
  gap: 10px;
  outline: none;
}

.page-products .vol-row:focus-visible .vol-track {
  border-color: var(--red);
}

.page-products .vol-name {
  font-size: 12px;
  color: var(--ink);
}

.page-products .vol-track {
  display: block;
  height: 14px;
  background: var(--jade-white);
  border: 1px solid var(--grid);
  overflow: hidden;
}

.page-products .vol-fill {
  display: block;
  height: 100%;
}

.page-products .vol-fill--full {
  width: 100%;
  background: var(--red-deep);
}

.page-products .vol-fill--patch {
  width: 13%;
  background: var(--gold);
}

.page-products .vol-size {
  font-family: var(--mono);
  font-size: 12px;
  text-align: right;
  color: var(--ink);
}

.page-products .vol-row::after {
  content: attr(data-tip);
  position: absolute;
  left: 84px;
  bottom: calc(100% + 6px);
  padding: 6px 10px;
  background: var(--brown);
  color: var(--jade-white);
  font-size: 12px;
  line-height: 1.4;
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease-out;
  z-index: 6;
}

.page-products .vol-row:hover::after,
.page-products .vol-row:focus-visible::after {
  opacity: 1;
}

.page-products .dl-check {
  list-style: none;
  margin: 24px 0 0;
  padding: 0;
  border-top: 1px solid var(--grid);
}

.page-products .dl-check li {
  position: relative;
  padding: 12px 0 12px 20px;
  border-bottom: 1px solid var(--grid);
  font-size: 14px;
  line-height: 1.75;
  color: var(--ink);
}

.page-products .dl-check li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 21px;
  width: 10px;
  height: 1px;
  background: var(--gold);
}

.page-products .dl-figure--band,
.page-products .dl-figure--wide {
  margin-bottom: 24px;
}

.page-products .dl-read-grid {
  display: grid;
  gap: 0;
  border-top: 1px solid var(--grid);
}

.page-products .dl-read-item {
  padding: 16px 0;
  border-bottom: 1px solid var(--grid);
}

.page-products .dl-read-item h3 {
  margin: 0 0 6px;
  font-family: var(--sans);
  font-size: 16px;
  font-weight: 700;
  color: var(--ink);
}

.page-products .dl-read-item p {
  margin: 0;
  max-width: 42em;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--ink);
}

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

.page-products .step-item {
  position: relative;
  padding: 0 0 28px 56px;
}

.page-products .step-item::before {
  content: "";
  position: absolute;
  left: 19px;
  top: 44px;
  bottom: 0;
  width: 1px;
  background: var(--grid);
}

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

.page-products .step-num {
  position: absolute;
  left: 0;
  top: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border: 1px solid var(--ink);
  background: var(--paper);
  font-family: var(--mono);
  font-size: 13px;
  font-weight: 600;
  color: var(--red);
}

.page-products .step-head {
  display: flex;
  align-items: center;
  gap: 12px;
  min-height: 38px;
}

.page-products .step-title {
  margin: 0;
  font-family: var(--serif);
  font-weight: 900;
  font-size: 19px;
  color: var(--ink);
}

.page-products .step-toggle {
  flex: none;
  width: 26px;
  height: 26px;
  padding: 0;
  border: 1px solid var(--gold);
  background: transparent;
  color: var(--gold-deep);
  font-family: var(--mono);
  font-size: 15px;
  line-height: 1;
  cursor: pointer;
  transition: background-color 0.2s ease-out, color 0.2s ease-out;
}

.page-products .step-toggle:hover,
.page-products .step-toggle:focus-visible {
  background: var(--gold-light);
  color: var(--ink);
}

.page-products .step-toggle[aria-expanded="true"] {
  color: var(--red);
  border-color: var(--red);
}

.page-products .step-desc {
  margin: 10px 0 0;
  max-width: 42em;
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink);
}

.page-products .step-note {
  margin-top: 12px;
  padding: 12px 14px;
  background: var(--paper);
  border: 1px solid var(--grid);
  border-left: 3px solid var(--gold);
}

.page-products .step-note ul {
  margin: 0;
  padding-left: 18px;
}

.page-products .step-note li {
  font-size: 14px;
  line-height: 1.8;
  color: var(--ink);
}

.page-products .dl-section--dark {
  background: var(--brown);
  border: 1px solid var(--brown);
  padding: 24px 18px 26px;
}

.page-products .dl-band--dark {
  border-top-color: var(--gold);
}

.page-products .dl-band--dark .dl-band-title {
  color: var(--jade-white);
}

.page-products .dl-dark-grid {
  display: grid;
  gap: 24px;
}

.page-products .err-list {
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
  border-top: 1px solid rgba(201, 162, 39, 0.35);
}

.page-products .err-item {
  padding: 14px 0;
  border-bottom: 1px solid rgba(201, 162, 39, 0.22);
}

.page-products .err-symptom {
  display: block;
  font-family: var(--mono);
  font-size: 12.5px;
  letter-spacing: 0.04em;
  color: var(--gold-light);
}

.page-products .err-fix {
  margin: 6px 0 0;
  max-width: 40em;
  font-size: 14px;
  line-height: 1.8;
  color: var(--jade-white);
}

.page-products .dl-figure--dark {
  border-color: var(--gold-deep);
  background: var(--brown);
  align-self: start;
}

.page-products .dl-dark-foot {
  margin: 22px 0 0;
  padding-top: 14px;
  border-top: 1px solid rgba(201, 162, 39, 0.35);
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--jade-white);
}

.page-products .dl-dark-foot a {
  color: var(--gold-light);
  text-underline-offset: 3px;
}

.page-products .dl-dark-foot a:hover {
  color: var(--jade-white);
}

.page-products .adv-list {
  border-top: 1px solid var(--grid);
}

.page-products .adv-item {
  padding: 16px 0;
  border-bottom: 1px solid var(--grid);
}

.page-products .adv-item h3 {
  position: relative;
  margin: 0 0 6px;
  padding-left: 14px;
  font-family: var(--sans);
  font-size: 16px;
  font-weight: 700;
  color: var(--ink);
}

.page-products .adv-item h3::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.66em;
  width: 8px;
  height: 1px;
  background: var(--gold);
}

.page-products .adv-item p {
  margin: 0;
  max-width: 42em;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--ink);
}

.page-products .dl-tail-note {
  margin: 20px 0 0;
  padding-left: 14px;
  border-left: 2px solid var(--gold);
  font-size: 14px;
  line-height: 1.8;
  color: var(--ink);
}

.page-products .dl-tail-note a {
  color: var(--red);
  text-underline-offset: 3px;
}

.page-products .dl-tail-note a:hover {
  color: var(--red-deep);
}

@media (min-width: 620px) {
  .page-products .dl-facts {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-products .dl-read-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: 32px;
  }
}

@media (min-width: 900px) {
  .page-products .dl-hero {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.9fr);
    align-items: end;
    gap: 48px;
    padding: 40px 0 56px;
  }

  .page-products .dl-dark-grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    gap: 32px;
    align-items: start;
  }

  .page-products .dl-section--dark {
    padding: 32px 30px 34px;
  }
}

@media (min-width: 960px) {
  .page-products .dl-blueprint {
    grid-template-columns: var(--dl-rail-w) minmax(0, 1fr);
    gap: 56px;
    align-items: start;
    padding-top: 52px;
  }

  .page-products .dl-rail-sticky {
    position: sticky;
    top: calc(var(--header-h) + 24px);
  }

  .page-products .dl-section {
    margin-bottom: 72px;
  }

  .page-products .dl-rail-card {
    padding: 20px 18px 22px;
  }
}

@media (max-width: 460px) {
  .page-products .vol-row {
    grid-template-columns: 68px minmax(0, 1fr) 66px;
  }

  .page-products .vol-row::after {
    left: 0;
    right: 0;
    white-space: normal;
  }

  .page-products .step-item {
    padding-left: 46px;
  }

  .page-products .step-num {
    width: 32px;
    height: 32px;
    font-size: 12px;
  }

  .page-products .step-item::before {
    left: 16px;
    top: 38px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .vol-row::after,
  .page-products .step-toggle {
    transition: none;
  }
}
<<<END>>>