.page-products {
  --step-gap: clamp(1.4rem, 3.6vw, 2.6rem);
  --rail-w: 0px;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  line-height: 1.75;
  overflow-x: hidden;
}

.page-products .breadcrumb {
  padding: clamp(1rem, 3vw, 1.6rem) 0 .4rem;
}

.page-products .intro {
  display: grid;
  gap: clamp(1.6rem, 4.5vw, 3.4rem);
  padding-top: clamp(.4rem, 2vw, 1.2rem);
  padding-bottom: clamp(1.8rem, 4vw, 3rem);
}

.page-products .intro__title {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(2.1rem, 7vw, 4.4rem);
  line-height: 1.08;
  letter-spacing: -.012em;
  color: var(--cinnabar-deep);
  margin: .5rem 0 1rem;
  max-width: 13em;
}

.page-products .intro__lead {
  font-size: clamp(.98rem, 1.6vw, 1.06rem);
  max-width: 34em;
  color: rgba(33, 28, 24, .84);
  margin: 0 0 1.5rem;
}

.page-products .intro__actions {
  display: flex;
  flex-wrap: wrap;
  gap: .7rem;
  margin-bottom: 1.8rem;
}

.page-products .intro__facts {
  list-style: none;
  margin: 0;
  padding: 1rem 0 0;
  border-top: 1px solid var(--line-soft);
  display: grid;
  gap: .5rem;
  font-family: var(--font-mono);
  font-size: .76rem;
  letter-spacing: .02em;
  color: rgba(33, 28, 24, .78);
}

.page-products .intro__facts span {
  display: inline-block;
  min-width: 6.5em;
  color: var(--sage);
}

.page-products .intro__figure {
  align-self: start;
}

.page-products .media-frame {
  margin: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--paper-2);
}

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

.page-products .media-frame__caption {
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .03em;
  color: var(--sage);
  background: var(--card);
  border-top: 1px solid var(--line-soft);
  padding: .6rem .85rem;
  line-height: 1.6;
}

.page-products .chapter-nav {
  display: flex;
  gap: .4rem;
  overflow-x: auto;
  padding: .7rem 0;
  border-top: 1px solid var(--line-soft);
  border-bottom: 1px solid var(--line-soft);
  scrollbar-width: thin;
}

.page-products .chapter-nav__link {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  padding: .35rem .7rem;
  font-family: var(--font-mono);
  font-size: .73rem;
  letter-spacing: .04em;
  color: var(--ink);
  text-decoration: none;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--card);
  transition: border-color var(--dur) ease, color var(--dur) ease, background var(--dur) ease;
}

.page-products .chapter-nav__link:hover,
.page-products .chapter-nav__link:focus-visible {
  border-color: var(--gold);
  color: var(--cinnabar);
}

.page-products .chapter-nav__link.is-active {
  border-color: var(--gold);
  background: rgba(231, 201, 126, .26);
  color: var(--cinnabar-deep);
}

.page-products .sec-head {
  max-width: 44rem;
  margin-bottom: clamp(1.3rem, 3vw, 2rem);
}

.page-products .sec-head__title {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(1.45rem, 3.4vw, 2.3rem);
  line-height: 1.26;
  color: var(--cinnabar-deep);
  margin: .35rem 0 .6rem;
}

.page-products .sec-head__note {
  margin: 0;
  font-size: .95rem;
  color: rgba(33, 28, 24, .78);
  max-width: 36em;
}

.page-products .toolbench {
  padding-top: clamp(2rem, 5vw, 3.4rem);
  padding-bottom: clamp(1.6rem, 4vw, 2.6rem);
}

.page-products .sets {
  display: grid;
  gap: .85rem;
}

.page-products .set-card {
  position: relative;
  background: var(--card);
  border: 1px solid var(--line);
  border-left: 3px solid var(--cinnabar);
  border-radius: var(--radius);
  padding: 1.1rem 1.1rem 1.2rem;
  box-shadow: var(--shadow-soft);
}

.page-products .set-card__num {
  font-family: var(--font-mono);
  font-size: .78rem;
  letter-spacing: .14em;
  color: var(--gold);
  margin: 0 0 .35rem;
}

.page-products .set-card__title {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 1.2rem;
  color: var(--ink);
  margin: 0 0 .45rem;
}

.page-products .set-card__text {
  margin: 0;
  font-size: .92rem;
  color: rgba(33, 28, 24, .82);
}

.page-products .set-card__tag {
  display: inline-block;
  margin: .8rem 0 0;
  padding: .15rem .5rem;
  font-family: var(--font-mono);
  font-size: .68rem;
  letter-spacing: .08em;
  color: var(--cinnabar);
  border: 1px solid var(--line-gold);
  border-radius: var(--radius);
  background: rgba(231, 201, 126, .2);
}

.page-products .flow-figure {
  padding-top: .4rem;
  padding-bottom: clamp(1.6rem, 4vw, 2.6rem);
}

.page-products .workbench {
  display: grid;
  gap: var(--step-gap);
  padding-top: clamp(1.4rem, 4vw, 2.4rem);
  padding-bottom: clamp(2rem, 5vw, 3.4rem);
}

.page-products .rail__label {
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .16em;
  color: var(--sage);
  margin: 0 0 .6rem;
}

.page-products .rail {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  gap: .3rem;
  overflow-x: auto;
  scrollbar-width: thin;
}

.page-products .rail__link {
  display: flex;
  flex: 0 0 auto;
  align-items: baseline;
  gap: .45rem;
  padding: .45rem .7rem .45rem 0;
  border-left: 2px solid var(--line);
  padding-left: .7rem;
  font-size: .85rem;
  color: var(--ink);
  text-decoration: none;
  transition: color var(--dur) ease, border-color var(--dur) ease, background var(--dur) ease;
}

.page-products .rail__num {
  font-family: var(--font-mono);
  font-size: .72rem;
  color: var(--gold);
}

.page-products .rail__link:hover,
.page-products .rail__link:focus-visible {
  color: var(--cinnabar);
}

.page-products .rail__link.is-active {
  color: var(--cinnabar-deep);
  border-left-color: var(--cinnabar);
  background: linear-gradient(90deg, rgba(201, 154, 61, .16), transparent 80%);
}

.page-products .rail__foot {
  margin: 1rem 0 0;
  font-size: .78rem;
  color: var(--sage);
  max-width: 15em;
}

.page-products .step {
  position: relative;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: clamp(1.05rem, 3vw, 2.1rem);
  box-shadow: var(--shadow-soft);
}

.page-products .step + .step {
  margin-top: clamp(1.1rem, 3vw, 1.9rem);
}

.page-products .step::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 30px;
  height: 30px;
  background: linear-gradient(225deg, var(--paper-2) 50%, transparent 50%);
  border-left: 1px solid var(--line-soft);
  border-bottom: 1px solid var(--line-soft);
  pointer-events: none;
}

.page-products .step__head {
  display: flex;
  align-items: flex-start;
  gap: .9rem;
  margin-bottom: 1rem;
  padding-right: 2rem;
}

.page-products .step__num {
  font-family: var(--font-mono);
  font-size: clamp(1.8rem, 5vw, 2.7rem);
  line-height: .95;
  color: var(--gold);
  margin: 0;
}

.page-products .step__kicker {
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .12em;
  color: var(--sage);
  margin: 0 0 .25rem;
}

.page-products .step__title {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(1.25rem, 3vw, 1.75rem);
  line-height: 1.3;
  color: var(--cinnabar-deep);
  margin: 0;
}

.page-products .prose {
  max-width: 34em;
  font-size: .96rem;
  color: rgba(33, 28, 24, .84);
  margin: 0 0 1.1rem;
}

.page-products .actions {
  list-style: none;
  counter-reset: act;
  margin: 0;
  padding: 0;
}

.page-products .actions__item {
  position: relative;
  counter-increment: act;
  padding: .75rem 0 .75rem 2.4rem;
  border-top: 1px dashed var(--line-soft);
}

.page-products .actions__item:first-child {
  border-top: 0;
}

.page-products .actions__item::before {
  content: counter(act, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: .8rem;
  font-family: var(--font-mono);
  font-size: .74rem;
  color: var(--gold);
  letter-spacing: .06em;
}

.page-products .actions__title {
  font-size: .98rem;
  font-weight: 600;
  color: var(--ink);
  margin: 0 0 .2rem;
}

.page-products .actions__item p {
  margin: 0;
  font-size: .9rem;
  color: rgba(33, 28, 24, .8);
}

.page-products .step__figure {
  margin: 0 0 1.2rem;
}

.page-products .sets-accordion {
  margin-top: .4rem;
}

.page-products .set {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--paper);
  overflow: hidden;
}

.page-products .set + .set {
  margin-top: .65rem;
}

.page-products .set__head {
  display: flex;
  align-items: baseline;
  gap: .65rem;
  padding: .85rem 1rem;
  cursor: pointer;
  list-style: none;
  position: relative;
  transition: background var(--dur) ease;
}

.page-products .set__head::-webkit-details-marker {
  display: none;
}

.page-products .set__head::after {
  content: "+";
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 1rem;
  color: var(--gold);
  line-height: 1;
}

.page-products .set[open] > .set__head::after {
  content: "−";
}

.page-products .set[open] > .set__head {
  background: rgba(231, 201, 126, .16);
  border-bottom: 1px solid var(--line-soft);
}

.page-products .set__num {
  font-family: var(--font-mono);
  font-size: .74rem;
  color: var(--cinnabar);
  letter-spacing: .08em;
}

.page-products .set__title {
  font-size: .98rem;
  font-weight: 600;
  color: var(--ink);
}

.page-products .set__hint {
  font-family: var(--font-mono);
  font-size: .68rem;
  letter-spacing: .04em;
  color: var(--sage);
}

.page-products .set__body {
  padding: .9rem 1rem 1.1rem;
}

.page-products .set__body p {
  margin: 0 0 .6rem;
  font-size: .9rem;
  color: rgba(33, 28, 24, .82);
}

.page-products .set__body p:last-child {
  margin-bottom: 0;
}

.page-products .archive-block {
  display: grid;
  gap: 1rem;
  padding: 1rem;
  background: var(--paper-2);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  margin-bottom: 1.6rem;
}

.page-products .archive-block .step__figure {
  margin: 0;
}

.page-products .archive-block__title {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 1.15rem;
  color: var(--ink);
  margin: 0 0 .5rem;
}

.page-products .archive-block__text p {
  margin: 0 0 .7rem;
  font-size: .9rem;
  color: rgba(33, 28, 24, .82);
}

.page-products .link-inline {
  display: inline-block;
  font-size: .88rem;
  color: var(--cinnabar);
  text-decoration: none;
  border-bottom: 1px solid var(--line-gold);
  padding-bottom: 1px;
  transition: color var(--dur) ease, border-color var(--dur) ease;
}

.page-products .link-inline:hover,
.page-products .link-inline:focus-visible {
  color: var(--cinnabar-deep);
  border-bottom-color: var(--cinnabar);
}

.page-products .tpl__title {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 1.15rem;
  color: var(--ink);
  margin: 0 0 .4rem;
}

.page-products .tpl {
  border: 1px solid var(--ink-green);
  border-radius: var(--radius);
  overflow: hidden;
  margin-bottom: .8rem;
}

.page-products .tpl__box {
  margin: 0;
  padding: 1rem;
  background: var(--ink-green);
  color: var(--paper);
  font-family: var(--font-mono);
  font-size: .78rem;
  line-height: 1.9;
  letter-spacing: .01em;
  white-space: pre-wrap;
  word-break: break-word;
  overflow-wrap: anywhere;
}

.page-products .tpl__copy {
  display: block;
  width: 100%;
  background: var(--paper);
  border: 0;
  border-top: 1px solid var(--line);
  border-radius: 0;
  color: var(--cinnabar-deep);
  padding: .7rem 1rem;
  text-align: left;
}

.page-products .tpl__copy:hover,
.page-products .tpl__copy:focus-visible {
  background: rgba(231, 201, 126, .26);
}

.page-products .tpl__copy.is-copied {
  color: var(--gold);
  background: rgba(201, 154, 61, .16);
}

.page-products .tpl__note {
  font-size: .84rem;
  color: rgba(33, 28, 24, .78);
  margin: 0;
  max-width: 34em;
}

.page-products .results-wrap {
  padding-top: clamp(1.8rem, 4vw, 2.8rem);
  padding-bottom: clamp(1.8rem, 4vw, 2.8rem);
}

.page-products .results {
  display: grid;
  gap: .85rem;
}

.page-products .result {
  position: relative;
  background: var(--card);
  border: 1px solid var(--line);
  border-left: 3px solid var(--brick);
  border-radius: var(--radius);
  padding: 1.05rem 1.1rem 1.15rem;
}

.page-products .result__label {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: .68rem;
  letter-spacing: .1em;
  color: var(--brick);
  border: 1px solid rgba(181, 84, 74, .38);
  border-radius: var(--radius);
  padding: .1rem .45rem;
  margin: 0 0 .5rem;
  background: rgba(181, 84, 74, .07);
}

.page-products .result__title {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 1.1rem;
  color: var(--ink);
  margin: 0 0 .4rem;
}

.page-products .result__text {
  margin: 0;
  font-size: .9rem;
  color: rgba(33, 28, 24, .82);
}

.page-products .devices {
  padding-top: clamp(1.6rem, 4vw, 2.6rem);
  padding-bottom: clamp(1.8rem, 4vw, 3rem);
}

.page-products .devices__grid {
  display: grid;
  gap: 1rem;
}

.page-products .devices__col {
  background: var(--paper-2);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  padding: 1.1rem;
}

.page-products .devices__col--alt {
  background: var(--ink-green);
  border-color: var(--ink-green);
}

.page-products .devices__title {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 1.08rem;
  color: var(--cinnabar-deep);
  margin: 0 0 .7rem;
  padding-bottom: .5rem;
  border-bottom: 1px solid var(--line-gold);
}

.page-products .devices__col--alt .devices__title {
  color: var(--gold-warm);
  border-bottom-color: var(--line-paper);
}

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

.page-products .devices__list li {
  font-size: .89rem;
  color: rgba(33, 28, 24, .84);
  padding: .45rem 0;
  border-bottom: 1px dashed var(--line-soft);
}

.page-products .devices__list li:last-child {
  border-bottom: 0;
}

.page-products .devices__list span {
  display: block;
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .08em;
  color: var(--cinnabar);
  margin-bottom: .12rem;
}

.page-products .devices__col--alt .devices__list li {
  color: rgba(246, 240, 228, .86);
  border-bottom-color: var(--line-paper);
}

.page-products .devices__col--alt .devices__list span {
  color: var(--gold-warm);
}

.page-products .devices__foot {
  margin-top: 1.2rem;
  padding-top: 1.1rem;
  border-top: 1px solid var(--line-soft);
}

.page-products .devices__foot p {
  margin: 0 0 1rem;
  font-size: .93rem;
  max-width: 36em;
  color: rgba(33, 28, 24, .82);
}

.page-products .devices__links {
  display: flex;
  flex-wrap: wrap;
  gap: .7rem;
}

.page-products .closing {
  margin: 1.2rem 0 0;
  padding-bottom: clamp(2rem, 5vw, 3.4rem);
  font-family: var(--font-display);
  font-size: clamp(1rem, 2.2vw, 1.3rem);
  line-height: 1.7;
  color: var(--cinnabar-deep);
  max-width: 30em;
}

@media (min-width: 720px) {
  .page-products .sets {
    grid-template-columns: repeat(6, minmax(0, 1fr));
  }

  .page-products .set-card {
    grid-column: span 3;
  }

  .page-products .set-card:first-child {
    grid-column: span 6;
  }

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

  .page-products .devices__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1.2rem;
  }

  .page-products .archive-block {
    grid-template-columns: minmax(0, .95fr) minmax(0, 1.05fr);
    align-items: start;
    gap: 1.3rem;
  }

  .page-products .tpl {
    max-width: 44rem;
  }
}

@media (min-width: 980px) {
  .page-products .intro {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr);
    align-items: center;
    gap: clamp(2rem, 5vw, 4rem);
  }

  .page-products .workbench {
    grid-template-columns: 200px minmax(0, 1fr);
    gap: clamp(1.8rem, 4vw, 3.4rem);
    align-items: start;
  }

  .page-products .workbench__rail {
    position: sticky;
    top: 96px;
  }

  .page-products .rail {
    flex-direction: column;
    overflow: visible;
  }

  .page-products .rail__link {
    flex: 1 1 auto;
    padding: .55rem 0 .55rem .8rem;
    align-items: flex-start;
  }

  .page-products .rail__num {
    padding-top: .12rem;
  }

  .page-products .step::before {
    width: 38px;
    height: 38px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .chapter-nav__link,
  .page-products .rail__link,
  .page-products .set__head,
  .page-products .link-inline {
    transition: none;
  }
}
<<<END>>>
</main>