.page-products {
  --pr-rule: 3px solid var(--tb-ink);
  --pr-soft: 1px solid rgba(14, 42, 71, .18);
}

/* ---------- hero ---------- */
.page-products .pr-hero {
  border-bottom: var(--pr-rule);
  background:
    repeating-linear-gradient(115deg, rgba(14,42,71,.045) 0 1px, transparent 1px 13px),
    var(--tb-paper);
  padding: 36px 0 48px;
}
.page-products .pr-hero__inner {
  display: grid;
  gap: 32px;
  grid-template-columns: 1fr;
}
.page-products .pr-hero__title {
  margin: 14px 0 0;
  font-size: clamp(2.5rem, 9vw, 4.8rem);
  line-height: 1.04;
  letter-spacing: -.02em;
  font-weight: 800;
  color: var(--tb-ink);
}
.page-products .pr-hero__desc {
  margin: 20px 0 0;
  max-width: 46ch;
  font-size: 1rem;
  line-height: 1.8;
  color: var(--tb-grey);
}
.page-products .pr-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}
.page-products .pr-hero__aside {
  display: grid;
  gap: 20px;
}

.page-products .pr-note {
  border: var(--pr-rule);
  background: var(--tb-white);
  box-shadow: 8px 8px 0 var(--tb-ink);
  padding: 18px 20px 20px;
}
.page-products .pr-note__label {
  display: inline-block;
  font-family: var(--tb-mono);
  font-size: .75rem;
  letter-spacing: .16em;
  color: var(--tb-ink);
  border-bottom: 2px solid var(--tb-gold);
  padding-bottom: 6px;
  margin-bottom: 12px;
}
.page-products .pr-note__list {
  list-style: none;
  margin: 0;
  padding: 0;
}
.page-products .pr-note__list li + li {
  border-top: var(--pr-soft);
}
.page-products .pr-note__list a {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 11px 2px;
  color: var(--tb-ink);
  text-decoration: none;
  font-weight: 600;
  transition: color .18s var(--tb-ease), padding-left .18s var(--tb-ease);
}
.page-products .pr-note__list a:hover,
.page-products .pr-note__list a:focus-visible {
  color: var(--tb-ice);
  padding-left: 6px;
}
.page-products .pr-note__num {
  font-family: var(--tb-mono);
  font-size: .72rem;
  letter-spacing: .12em;
  color: var(--tb-gold);
}
.page-products .pr-hero__figure {
  margin: 0;
}
.page-products .pr-hero__figure .tb-figure__media img {
  width: 100%;
  height: auto;
  object-fit: cover;
}

/* ---------- shared headings ---------- */
.page-products .pr-h2 {
  margin: 10px 0 0;
  font-size: clamp(1.7rem, 5.4vw, 2.6rem);
  line-height: 1.14;
  letter-spacing: -.02em;
  font-weight: 800;
  color: var(--tb-ink);
}
.page-products .pr-lead {
  margin: 14px 0 0;
  max-width: 62ch;
  line-height: 1.78;
  color: var(--tb-grey);
}

/* ---------- compare table ---------- */
.page-products .pr-compare {
  background: var(--tb-white);
  border-bottom: var(--pr-rule);
}
.page-products .pr-compare__figure {
  margin: 28px 0 0;
}
.page-products .pr-compare__figure .tb-figure__media img {
  width: 100%;
  height: auto;
  object-fit: cover;
}
.page-products .pr-table-wrap {
  margin-top: 28px;
  overflow-x: auto;
  border: var(--pr-rule);
  background: var(--tb-white);
  box-shadow: 10px 10px 0 rgba(14,42,71,.9);
  -webkit-overflow-scrolling: touch;
}
.page-products .pr-table {
  width: 100%;
  min-width: 760px;
  border-collapse: collapse;
  font-size: .94rem;
  line-height: 1.65;
}
.page-products .pr-table__cap {
  caption-side: top;
  text-align: left;
  padding: 14px 16px;
  font-family: var(--tb-mono);
  font-size: .72rem;
  letter-spacing: .14em;
  color: var(--tb-ink);
  background: var(--tb-mist);
  border-bottom: var(--pr-rule);
}
.page-products .pr-table thead th {
  background: var(--tb-ink);
  color: var(--tb-white);
  text-align: left;
  font-weight: 700;
  font-size: .82rem;
  letter-spacing: .06em;
  padding: 13px 16px;
  white-space: nowrap;
}
.page-products .pr-table tbody th,
.page-products .pr-table tbody td {
  padding: 15px 16px;
  text-align: left;
  vertical-align: top;
  color: var(--tb-grey);
  border-bottom: var(--pr-soft);
}
.page-products .pr-table tbody tr:nth-child(even) {
  background: var(--tb-paper);
}
.page-products .pr-table tbody tr:last-child th,
.page-products .pr-table tbody tr:last-child td {
  border-bottom: none;
}
.page-products .pr-table .pr-table__rowhead {
  font-weight: 800;
  color: var(--tb-ink);
  border-left: 5px solid var(--tb-gold);
  white-space: nowrap;
  background: rgba(200,150,60,.07);
}
.page-products .pr-aside-note {
  position: relative;
  margin: 26px 0 0;
  padding: 4px 0 4px 20px;
  border-left: 3px solid var(--tb-gold);
  color: var(--tb-grey);
  line-height: 1.75;
  max-width: 66ch;
  font-size: .95rem;
}

/* ---------- channel stack ---------- */
.page-products .pr-channels {
  background: var(--tb-paper);
}
.page-products .pr-stack {
  margin-top: 30px;
  display: flex;
  flex-direction: column;
  gap: 26px;
}
.page-products .pr-ch {
  position: relative;
  background: var(--tb-white);
  border: var(--pr-rule);
  box-shadow: 8px 8px 0 var(--tb-ink);
  scroll-margin-top: 90px;
}
.page-products .pr-ch::before {
  content: "";
  display: block;
  height: 8px;
  background: var(--tb-ice);
}
.page-products .pr-ch--local::before { background: var(--tb-ice-lt); }
.page-products .pr-ch--sub::before { background: var(--tb-gold); }
.page-products .pr-ch--ent::before { background: var(--tb-ink); }

.page-products .pr-ch__head {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  padding: 22px 22px 18px;
  border-bottom: var(--pr-soft);
}
.page-products .pr-ch__idx {
  flex: 0 0 auto;
  font-family: var(--tb-mono);
  font-size: 1.5rem;
  line-height: 1;
  color: var(--tb-gold);
  letter-spacing: .04em;
  padding-top: 4px;
}
.page-products .pr-ch__title {
  margin: 0;
  font-size: clamp(1.24rem, 4.4vw, 1.7rem);
  line-height: 1.25;
  font-weight: 800;
  color: var(--tb-ink);
  letter-spacing: -.01em;
}
.page-products .pr-ch__meta {
  margin: 8px 0 0;
  font-family: var(--tb-mono);
  font-size: .74rem;
  letter-spacing: .1em;
  color: var(--tb-grey);
}
.page-products .pr-ch__body {
  padding: 22px;
  display: grid;
  gap: 22px;
}
.page-products .pr-ch__text p {
  margin: 0 0 14px;
  line-height: 1.8;
  color: var(--tb-grey);
}
.page-products .pr-ch__text p:last-child { margin-bottom: 0; }
.page-products .pr-ch__figure {
  margin: 0;
}
.page-products .pr-ch__figure .tb-figure__media img {
  width: 100%;
  height: auto;
  object-fit: cover;
}
.page-products .pr-ch__wide {
  margin: 20px 22px 0;
}
.page-products .pr-ch__wide .tb-figure__media img {
  width: 100%;
  height: auto;
  object-fit: cover;
}
.page-products .pr-ch__links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}
.page-products .pr-side {
  border-left: 3px solid var(--tb-gold);
  padding: 4px 0 4px 16px;
  background: linear-gradient(90deg, rgba(200,150,60,.08), transparent);
}
.page-products .pr-side__text {
  margin: 0;
  font-size: .92rem;
  line-height: 1.72;
  color: var(--tb-grey);
}

/* ---------- steps ---------- */
.page-products .pr-steps {
  background: var(--tb-mist);
  border-top: var(--pr-rule);
  border-bottom: var(--pr-rule);
}
.page-products .pr-steps__grid {
  margin-top: 30px;
  display: grid;
  gap: 20px;
  grid-template-columns: 1fr;
}
.page-products .pr-step {
  position: relative;
  background: var(--tb-white);
  border: var(--pr-rule);
  padding: 22px 20px 24px;
  box-shadow: 6px 6px 0 rgba(14,42,71,.85);
}
.page-products .pr-step__num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: var(--tb-ink);
  color: var(--tb-gold-lt);
  font-family: var(--tb-mono);
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 14px;
}
.page-products .pr-step__title {
  margin: 0 0 12px;
  font-size: 1.14rem;
  font-weight: 800;
  color: var(--tb-ink);
}
.page-products .pr-step__list {
  margin: 0;
  padding-left: 18px;
  color: var(--tb-grey);
  line-height: 1.75;
  font-size: .95rem;
}
.page-products .pr-step__list li + li { margin-top: 8px; }

/* ---------- capability ---------- */
.page-products .pr-cap {
  background: var(--tb-paper);
}
.page-products .pr-cap__layout {
  margin-top: 30px;
  display: grid;
  gap: 28px;
  grid-template-columns: 1fr;
}
.page-products .pr-cap__list {
  margin: 0;
  border-top: var(--pr-rule);
}
.page-products .pr-cap__item {
  border-bottom: 1px solid rgba(14,42,71,.22);
  padding: 18px 0;
  display: grid;
  gap: 8px;
}
.page-products .pr-cap__item dt {
  font-weight: 800;
  color: var(--tb-ink);
  font-size: 1.06rem;
  position: relative;
  padding-left: 16px;
}
.page-products .pr-cap__item dt::before {
  content: "";
  position: absolute;
  left: 0;
  top: .55em;
  width: 7px;
  height: 7px;
  background: var(--tb-gold);
}
.page-products .pr-cap__item dd {
  margin: 0;
  padding-left: 16px;
  color: var(--tb-grey);
  line-height: 1.78;
  font-size: .96rem;
}
.page-products .pr-cap__side {
  border: var(--pr-rule);
  background: var(--tb-ink);
  color: var(--tb-white);
  padding: 22px 20px;
  box-shadow: 8px 8px 0 var(--tb-gold);
  align-self: start;
}
.page-products .pr-side__label {
  margin: 0 0 14px;
  font-family: var(--tb-mono);
  font-size: .72rem;
  letter-spacing: .16em;
  color: var(--tb-gold-lt);
}
.page-products .pr-cap__links {
  list-style: none;
  margin: 0;
  padding: 0;
}
.page-products .pr-cap__links li + li {
  border-top: 1px solid rgba(255,255,255,.18);
}
.page-products .pr-cap__links a {
  display: block;
  padding: 12px 0;
  color: var(--tb-white);
  text-decoration: none;
  line-height: 1.6;
  font-size: .95rem;
  transition: color .18s var(--tb-ease);
}
.page-products .pr-cap__links a:hover,
.page-products .pr-cap__links a:focus-visible {
  color: var(--tb-gold-lt);
}

/* ---------- tail ---------- */
.page-products .pr-tail {
  background: var(--tb-ink);
  color: var(--tb-white);
  padding: 44px 0;
  border-top: 6px solid var(--tb-gold);
}
.page-products .pr-tail__inner {
  display: grid;
  gap: 24px;
}
.page-products .pr-tail__title {
  margin: 0;
  font-size: clamp(1.6rem, 5.6vw, 2.4rem);
  line-height: 1.16;
  font-weight: 800;
  letter-spacing: -.02em;
  color: var(--tb-white);
}
.page-products .pr-tail__desc {
  margin: 14px 0 0;
  max-width: 58ch;
  line-height: 1.8;
  color: rgba(255,255,255,.82);
}
.page-products .pr-tail__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}
.page-products .pr-tail__actions .tb-btn--ghost {
  color: var(--tb-white);
  border-color: var(--tb-white);
}

/* ---------- media queries ---------- */
@media (min-width: 720px) {
  .page-products .pr-hero { padding: 52px 0 64px; }
  .page-products .pr-hero__inner {
    grid-template-columns: 1.05fr .95fr;
    gap: 40px;
    align-items: start;
  }
  .page-products .pr-ch__body {
    grid-template-columns: 1.15fr .85fr;
    align-items: start;
  }
  .page-products .pr-ch__body > *:only-child {
    grid-column: 1 / -1;
  }
  .page-products .pr-steps__grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 22px;
  }
  .page-products .pr-tail__inner {
    grid-template-columns: 1fr auto;
    align-items: center;
    gap: 32px;
  }
}

@media (min-width: 1024px) {
  .page-products .pr-hero { padding: 64px 0 76px; }
  .page-products .pr-hero__title { font-size: 4.9rem; }
  .page-products .pr-stack { gap: 34px; }
  .page-products .pr-ch__head { padding: 26px 30px 20px; }
  .page-products .pr-ch__body { padding: 26px 30px 30px; gap: 28px; }
  .page-products .pr-ch__wide { margin: 24px 30px 0; }
  .page-products .pr-steps__grid {
    grid-template-columns: repeat(4, 1fr);
    gap: 0;
    border: var(--pr-rule);
    background: var(--tb-white);
    box-shadow: 10px 10px 0 var(--tb-ink);
  }
  .page-products .pr-step {
    border: none;
    border-right: var(--pr-rule);
    box-shadow: none;
    border-radius: 0;
  }
  .page-products .pr-step:last-child { border-right: none; }
  .page-products .pr-cap__layout {
    grid-template-columns: 1.6fr .95fr;
    gap: 40px;
  }
  .page-products .pr-cap__side { position: sticky; top: 96px; }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .pr-note__list a,
  .page-products .pr-cap__links a {
    transition: none;
  }
}
<<<END>>>