.page-products {
  --cat-r: 14px;
  --cat-line: rgba(20, 61, 46, 0.95);
  background-color: var(--ks-night);
  background-image:
    linear-gradient(rgba(20, 61, 46, 0.5) 1px, transparent 1px),
    linear-gradient(90deg, rgba(20, 61, 46, 0.5) 1px, transparent 1px);
  background-size: 72px 72px;
  color: var(--ks-bone);
  font-family: var(--ks-font-sans);
  line-height: 1.75;
  padding-top: clamp(56px, 10vw, 84px);
  overflow-x: hidden;
}

@media (min-width: 1024px) {
  .page-products {
    padding-left: var(--ks-rail-w);
  }
}

.page-products .cat-wrap {
  max-width: 1180px;
  margin-inline: auto;
  padding-inline: clamp(16px, 4vw, 40px);
  padding-bottom: clamp(48px, 8vw, 96px);
}

.page-products .cat-crumbs {
  padding-block: 16px 6px;
  font-size: 13px;
  color: var(--ks-mist);
}

.page-products .cat-crumbs a {
  color: var(--ks-mist);
  text-decoration: none;
}

.page-products .cat-crumbs a:hover {
  color: var(--ks-neon);
}

/* ---------- hero ---------- */
.page-products .cat-hero {
  position: relative;
  display: grid;
  gap: clamp(24px, 4vw, 44px);
  padding-block: clamp(20px, 4vw, 40px) clamp(36px, 6vw, 68px);
}

@media (min-width: 900px) {
  .page-products .cat-hero {
    grid-template-columns: minmax(0, 1.35fr) minmax(260px, 0.75fr);
    align-items: end;
  }
}

.page-products .cat-hero__title {
  font-family: var(--ks-font-display);
  font-weight: 700;
  font-size: clamp(1.9rem, 5.2vw, 3.35rem);
  line-height: 1.14;
  letter-spacing: -0.02em;
  margin: 12px 0 18px;
  text-wrap: balance;
}

.page-products .cat-hero__lead {
  max-width: 48ch;
  margin: 0;
  font-size: clamp(15px, 1.6vw, 17px);
  color: rgba(234, 243, 236, 0.9);
}

.page-products .cat-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.page-products .cat-board {
  position: relative;
  border: 1px solid var(--cat-line);
  border-radius: var(--cat-r);
  background:
    radial-gradient(120% 90% at 100% 0%, rgba(53, 242, 166, 0.13), transparent 60%),
    linear-gradient(165deg, rgba(15, 90, 66, 0.55), rgba(10, 36, 27, 0.94));
  padding: 18px 18px 12px;
  overflow: hidden;
}

.page-products .cat-board__label {
  margin: 0;
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--ks-mist);
}

.page-products .cat-board__big {
  margin: 4px 0 0;
  font-family: var(--ks-font-mono);
  font-weight: 700;
  font-size: clamp(3rem, 9vw, 4.2rem);
  line-height: 1;
  letter-spacing: -0.05em;
  color: var(--ks-neon);
}

.page-products .cat-board__sub {
  margin: 6px 0 14px;
  font-size: 13px;
  color: var(--ks-mist);
}

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

.page-products .cat-board__rows li {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 9px 0;
  border-top: 1px solid rgba(20, 61, 46, 0.9);
  font-size: 13px;
  color: var(--ks-mist);
}

.page-products .cat-board__rows b {
  color: var(--ks-bone);
  font-weight: 600;
}

.page-products .cat-board__amber {
  color: var(--ks-amber) !important;
}

/* ---------- section shell ---------- */
.page-products .cat-section {
  padding-block: clamp(38px, 6vw, 72px);
  border-top: 1px solid var(--cat-line);
}

.page-products .cat-section__head {
  max-width: 62ch;
  margin-bottom: clamp(22px, 3vw, 34px);
}

.page-products .cat-section__head .ks-h2 {
  margin: 10px 0 12px;
  font-family: var(--ks-font-display);
  font-size: clamp(1.4rem, 3vw, 2.1rem);
  line-height: 1.28;
  letter-spacing: -0.01em;
}

.page-products .cat-section__lead {
  margin: 0;
  font-size: 15px;
  color: var(--ks-mist);
}

/* ---------- legend ---------- */
.page-products .cat-legend {
  display: grid;
  gap: clamp(22px, 3vw, 34px);
}

@media (min-width: 900px) {
  .page-products .cat-legend {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    align-items: start;
  }
}

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

.page-products .cat-legend__item {
  display: grid;
  grid-template-columns: 14px minmax(0, 1fr) auto;
  column-gap: 12px;
  row-gap: 3px;
  align-items: center;
  padding: 13px 0;
  border-bottom: 1px solid var(--cat-line);
}

.page-products .cat-legend__item:first-child {
  border-top: 1px solid var(--cat-line);
}

.page-products .cat-legend__swatch {
  width: 14px;
  height: 14px;
  border-radius: 3px;
  background: var(--ks-neon);
}

.page-products .cat-legend__item:nth-child(2) .cat-legend__swatch { background: var(--ks-amber); }
.page-products .cat-legend__item:nth-child(3) .cat-legend__swatch { background: var(--ks-moss); }
.page-products .cat-legend__item:nth-child(4) .cat-legend__swatch { background: var(--ks-teal); }
.page-products .cat-legend__item:nth-child(5) .cat-legend__swatch { background: var(--ks-mist); }
.page-products .cat-legend__item:nth-child(6) .cat-legend__swatch { background: var(--ks-bone); }

.page-products .cat-legend__name {
  font-weight: 700;
  font-size: 15px;
}

.page-products .cat-legend__num {
  font-family: var(--ks-font-mono);
  font-size: 14px;
  color: var(--ks-amber);
}

.page-products .cat-legend__note {
  grid-column: 2 / -1;
  font-size: 13px;
  line-height: 1.65;
  color: var(--ks-mist);
}

.page-products .cat-media {
  margin: 0;
  border: 1px solid var(--cat-line);
  border-radius: var(--cat-r);
  overflow: hidden;
  background-color: #0a241b;
}

.page-products .cat-media img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  filter: saturate(0.85) contrast(1.02);
}

.page-products .cat-media .ks-media__cap {
  margin: 0;
  padding: 10px 14px;
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--ks-mist);
  background: rgba(6, 26, 19, 0.7);
  border-top: 1px solid var(--cat-line);
}

/* ---------- series groups ---------- */
.page-products .cat-groups {
  display: grid;
  gap: 12px;
}

.page-products .cat-group {
  border: 1px solid var(--cat-line);
  border-radius: var(--cat-r);
  background: rgba(10, 36, 27, 0.66);
  overflow: hidden;
}

.page-products .cat-group[open] {
  background: rgba(10, 36, 27, 0.86);
  border-color: var(--ks-moss);
}

.page-products .cat-group__sum {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 15px 16px;
  cursor: pointer;
  list-style: none;
}

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

.page-products .cat-group__idx {
  font-size: 12px;
  color: var(--ks-amber);
}

.page-products .cat-group__name {
  font-family: var(--ks-font-sans);
  font-weight: 800;
  font-size: 16px;
  letter-spacing: -0.01em;
}

.page-products .cat-group__count {
  margin-left: auto;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--ks-mist);
}

.page-products .cat-group__chev {
  width: 10px;
  height: 10px;
  border-right: 2px solid var(--ks-neon);
  border-bottom: 2px solid var(--ks-neon);
  transform: rotate(45deg) translateY(-2px);
  transition: transform 0.25s var(--ks-ease);
}

.page-products .cat-group[open] .cat-group__chev {
  transform: rotate(-135deg) translateY(-2px);
}

.page-products .cat-group__body {
  padding: 4px 14px 16px;
  border-top: 1px solid var(--cat-line);
}

.page-products .cat-series-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

@media (min-width: 760px) {
  .page-products .cat-series-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.page-products .cat-series {
  display: grid;
  gap: 6px;
  padding: 12px 14px;
  border: 1px solid rgba(20, 61, 46, 0.9);
  border-left: 2px solid var(--ks-neon);
  border-radius: 10px;
  background: rgba(6, 26, 19, 0.72);
}

.page-products .cat-series__id {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 10px;
}

.page-products .cat-series__name {
  font-weight: 700;
  font-size: 15px;
}

.page-products .cat-series__ver {
  font-size: 13px;
  color: var(--ks-amber);
  white-space: nowrap;
}

.page-products .cat-series__home {
  display: flex;
  align-items: center;
  gap: 7px;
  margin: 0;
  font-size: 13px;
  color: rgba(234, 243, 236, 0.88);
}

.page-products .cat-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--ks-neon);
  box-shadow: 0 0 0 3px rgba(53, 242, 166, 0.14);
  flex: none;
}

.page-products .cat-dot--amber {
  background: var(--ks-amber);
  box-shadow: 0 0 0 3px rgba(244, 184, 74, 0.16);
}

.page-products .cat-series__line {
  margin: 0;
  font-size: 11.5px;
  letter-spacing: 0.01em;
  color: var(--ks-mist);
}

.page-products .cat-series__fb {
  justify-self: start;
  font-size: 12px;
  color: var(--ks-neon);
  text-decoration: none;
  border-bottom: 1px solid rgba(53, 242, 166, 0.35);
}

.page-products .cat-series__fb:hover {
  border-bottom-color: var(--ks-neon);
}

/* ---------- fields ---------- */
.page-products .cat-fields {
  display: grid;
  gap: clamp(22px, 3vw, 34px);
}

@media (min-width: 900px) {
  .page-products .cat-fields {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: start;
  }
}

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

.page-products .cat-fields__list li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  column-gap: 14px;
  padding: 14px 0;
  border-bottom: 1px solid var(--cat-line);
}

.page-products .cat-fields__list li:first-child {
  border-top: 1px solid var(--cat-line);
}

.page-products .cat-fields__num {
  font-size: 12px;
  color: var(--ks-neon);
  padding-top: 4px;
}

.page-products .cat-fields__list h3 {
  margin: 0 0 4px;
  font-family: var(--ks-font-sans);
  font-weight: 700;
  font-size: 16px;
  letter-spacing: -0.01em;
}

.page-products .cat-fields__list p {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--ks-mist);
}

.page-products .cat-fields__side {
  display: grid;
  gap: 16px;
}

.page-products .cat-fields__tip {
  margin: 0;
  padding: 14px 16px;
  border-left: 2px solid var(--ks-amber);
  background: rgba(15, 90, 66, 0.24);
  border-radius: 0 10px 10px 0;
  font-size: 13.5px;
  line-height: 1.7;
  color: rgba(234, 243, 236, 0.9);
}

/* ---------- version diff ---------- */
.page-products .cat-diff__cards {
  display: grid;
  gap: 12px;
  margin-bottom: clamp(20px, 3vw, 30px);
}

@media (min-width: 780px) {
  .page-products .cat-diff__cards {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.page-products .cat-diff__card {
  padding: 16px 16px 18px;
  border: 1px solid var(--cat-line);
  border-top: 3px solid var(--ks-amber);
  border-radius: 10px;
  background: linear-gradient(170deg, rgba(15, 90, 66, 0.4), rgba(6, 26, 19, 0.8));
}

.page-products .cat-diff__k {
  margin: 0 0 8px;
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--ks-amber);
}

.page-products .cat-diff__card h3 {
  margin: 0 0 6px;
  font-family: var(--ks-font-sans);
  font-weight: 800;
  font-size: 17px;
}

.page-products .cat-diff__card p {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--ks-mist);
}

.page-products .cat-diff__panel {
  display: grid;
  gap: clamp(20px, 3vw, 30px);
}

@media (min-width: 900px) {
  .page-products .cat-diff__panel {
    grid-template-columns: minmax(0, 6fr) minmax(0, 6fr);
    align-items: start;
  }
}

.page-products .cat-compare__table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13.5px;
}

.page-products .cat-compare__cap {
  caption-side: top;
  text-align: left;
  padding-bottom: 10px;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--ks-mist);
}

.page-products .cat-compare__table th,
.page-products .cat-compare__table td {
  padding: 10px 12px;
  text-align: left;
  border-bottom: 1px solid var(--cat-line);
}

.page-products .cat-compare__table thead th {
  font-size: 11.5px;
  letter-spacing: 0.12em;
  color: var(--ks-mist);
  border-bottom: 1px solid var(--ks-moss);
  font-weight: 600;
}

.page-products .cat-compare__table tbody th {
  font-weight: 600;
  color: var(--ks-bone);
}

.page-products .cat-compare__off {
  color: rgba(154, 181, 165, 0.5);
  font-family: var(--ks-font-mono);
}

.page-products .cat-compare__on {
  font-family: var(--ks-font-mono);
  color: var(--ks-neon);
}

.page-products .cat-compare__has {
  font-family: var(--ks-font-mono);
  color: var(--ks-mist);
}

.page-products .cat-compare__note {
  margin: 14px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--ks-mist);
}

.page-products .cat-diff__media {
  align-self: start;
}

/* ---------- troubleshooting ---------- */
.page-products .cat-trouble {
  display: grid;
  gap: clamp(22px, 3vw, 34px);
}

@media (min-width: 900px) {
  .page-products .cat-trouble {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: start;
  }
}

.page-products .cat-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

@media (min-width: 700px) {
  .page-products .cat-steps {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.page-products .cat-step {
  position: relative;
  padding: 16px 16px 18px;
  border: 1px solid var(--cat-line);
  border-radius: 10px;
  background: rgba(10, 36, 27, 0.7);
}

.page-products .cat-step__num {
  display: inline-block;
  font-size: 12px;
  color: var(--ks-neon);
  margin-bottom: 8px;
}

.page-products .cat-step h3 {
  margin: 0 0 6px;
  font-family: var(--ks-font-sans);
  font-weight: 700;
  font-size: 15.5px;
  letter-spacing: -0.01em;
}

.page-products .cat-step p {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--ks-mist);
}

.page-products .cat-trouble__side {
  display: grid;
  gap: 16px;
}

.page-products .cat-trouble__act {
  padding: 16px;
  border: 1px solid var(--ks-moss);
  border-radius: 10px;
  background: rgba(15, 90, 66, 0.3);
}

.page-products .cat-trouble__act p {
  margin: 0 0 14px;
  font-size: 13.5px;
  line-height: 1.7;
  color: rgba(234, 243, 236, 0.92);
}

.page-products .cat-trouble__btns {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

/* ---------- favorites path ---------- */
.page-products .cat-path {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 12px;
  padding: 18px;
  border: 1px dashed var(--ks-moss);
  border-radius: var(--cat-r);
  background: rgba(6, 26, 19, 0.6);
  margin-bottom: clamp(20px, 3vw, 30px);
}

.page-products .cat-path__node {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  border: 1px solid var(--cat-line);
  border-radius: 999px;
  background: rgba(10, 36, 27, 0.9);
}

.page-products .cat-path__num {
  font-size: 11px;
  color: var(--ks-amber);
}

.page-products .cat-path__txt {
  font-size: 14px;
  font-weight: 700;
}

.page-products .cat-path__node--end {
  border-color: var(--ks-neon);
  background: rgba(53, 242, 166, 0.1);
}

.page-products .cat-path__node--end .cat-path__num {
  color: var(--ks-neon);
}

.page-products .cat-path__arrow {
  color: var(--ks-mist);
  font-size: 14px;
}

.page-products .cat-fav {
  display: grid;
  gap: clamp(20px, 3vw, 30px);
}

@media (min-width: 900px) {
  .page-products .cat-fav {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    align-items: center;
  }
}

.page-products .cat-fav__text h3 {
  margin: 0 0 8px;
  font-family: var(--ks-font-sans);
  font-weight: 800;
  font-size: 18px;
  letter-spacing: -0.01em;
}

.page-products .cat-fav__text p {
  margin: 0 0 14px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--ks-mist);
}

.page-products .cat-fav__copy {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
}

.page-products .cat-fav__code {
  padding: 8px 12px;
  border: 1px solid var(--cat-line);
  border-radius: 8px;
  background: rgba(6, 26, 19, 0.85);
  font-size: 12.5px;
  color: var(--ks-bone);
  overflow-wrap: anywhere;
}

.page-products .cat-copybtn {
  padding: 8px 14px;
  border: 1px solid var(--ks-neon);
  border-radius: 999px;
  background: transparent;
  color: var(--ks-neon);
  font-family: var(--ks-font-sans);
  font-size: 12.5px;
  cursor: pointer;
  transition: background 0.2s var(--ks-ease), color 0.2s var(--ks-ease);
}

.page-products .cat-copybtn:hover {
  background: var(--ks-neon);
  color: var(--ks-ink);
}

.page-products .cat-fav__more a {
  color: var(--ks-neon);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-products .cat-fav__more a:hover {
  color: var(--ks-amber);
}

.page-products .cat-fav__media {
  align-self: stretch;
}

/* ---------- reduced motion ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-products .cat-group__chev,
  .page-products .cat-copybtn {
    transition: none;
  }
}

/* ---------- narrow screen safety ---------- */
@media (max-width: 480px) {
  .page-products .cat-hero__actions .ks-btn {
    width: 100%;
    text-align: center;
  }

  .page-products .cat-path__arrow {
    display: none;
  }

  .page-products .cat-path__node {
    flex: 1 1 100%;
    justify-content: flex-start;
  }

  .page-products .cat-compare__table th,
  .page-products .cat-compare__table td {
    padding: 9px 8px;
    font-size: 12.5px;
  }
}
<<<END>>>