.page-products .cat-hero{
  display: grid;
  gap: 24px;
  padding: 24px 0 32px;
  border-bottom: 1px solid var(--line);
}
.page-products .cat-hero__lead{
  margin-top: 14px;
  max-width: 640px;
  color: var(--slate);
  font-size: var(--step-16);
  line-height: 1.8;
}
.page-products .cat-hero__stats{
  display: grid;
  grid-template-columns: repeat(2, minmax(0,1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}
.page-products .stat{
  background: var(--panel);
  padding: 14px 16px;
}
.page-products .stat dt{
  font-size: var(--step-12);
  letter-spacing: .12em;
  color: var(--slate);
  text-transform: uppercase;
}
.page-products .stat dd{
  margin: 6px 0 0;
  font-family: var(--font-head);
  font-size: var(--step-32);
  font-weight: 700;
  line-height: 1;
  color: var(--fog);
}
.page-products .stat__unit{
  font-family: var(--font-body);
  font-size: var(--step-14);
  font-weight: 400;
  color: var(--slate);
  margin-left: 4px;
}
.page-products .stat--accent dd{ color: var(--cyan); }

.page-products .cat-bar{
  position: sticky;
  top: 0;
  z-index: 6;
  background: rgba(6,24,38,.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.page-products .cat-bar__inner{
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px var(--gutter);
  overflow-x: auto;
  scrollbar-width: none;
}
.page-products .cat-bar__inner::-webkit-scrollbar{ display: none; }
.page-products .cat-bar__label{
  flex: none;
  font-size: var(--step-12);
  letter-spacing: .12em;
  color: var(--slate);
  padding-right: 8px;
  border-right: 1px solid var(--line);
}
.page-products .cat-chip{
  flex: none;
  display: inline-block;
  padding: 6px 12px;
  border: 1px solid var(--line);
  color: var(--fog);
  font-size: var(--step-14);
  text-decoration: none;
  transition: border-color 160ms var(--ease), color 160ms var(--ease), background 160ms var(--ease);
}
.page-products .cat-chip:hover,
.page-products .cat-chip:focus-visible{
  border-color: var(--cyan);
  color: var(--cyan);
  background: rgba(53,230,255,.06);
}
.page-products .cat-chip--hot{
  border-color: rgba(255,111,97,.5);
  color: var(--coral);
}

.page-products .cat-section{
  padding: 48px 0;
  border-bottom: 1px solid var(--line);
}
.page-products .cat-section--end{ border-bottom: 0; }
.page-products .section-head{ max-width: 720px; margin-bottom: 28px; }
.page-products .section-head h2{
  font-family: var(--font-head);
  font-size: var(--step-32);
  line-height: 1.15;
  letter-spacing: -.01em;
  margin: 10px 0 0;
  color: var(--fog);
}
.page-products .section-lead{
  margin-top: 12px;
  color: var(--slate);
  font-size: var(--step-16);
  line-height: 1.8;
}
.page-products .section-foot{
  margin-top: 20px;
  font-size: var(--step-14);
  color: var(--slate);
  line-height: 1.7;
}
.page-products .section-foot a{
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(53,230,255,.35);
}
.page-products .section-foot a:hover{ border-bottom-color: var(--cyan); }

.page-products .shot{
  margin: 0;
  border: 1px solid var(--line);
  background: var(--ink-990);
  overflow: hidden;
}
.page-products .shot img{
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
}
.page-products .shot figcaption{
  padding: 8px 12px;
  font-size: var(--step-12);
  letter-spacing: .06em;
  color: var(--slate);
  border-top: 1px solid var(--line);
}
.page-products .shot--matrix{ margin-bottom: 20px; }

.page-products .matrix{
  display: grid;
  grid-template-columns: repeat(2, minmax(0,1fr));
  gap: 10px;
}
.page-products .cat-card{
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 14px;
  background: var(--panel);
  border: 1px solid var(--line);
  transition: border-color 160ms var(--ease), transform 160ms var(--ease);
}
.page-products .cat-card::after{
  content: "";
  position: absolute;
  left: 14px; right: 14px; bottom: 0;
  height: 1px;
  background: transparent;
  transition: background 160ms var(--ease);
}
.page-products .cat-card:hover{
  border-color: rgba(53,230,255,.45);
  transform: translateY(-2px);
}
.page-products .cat-card:hover::after{ background: var(--cyan); }
.page-products .cat-card--wide{
  grid-column: span 2;
  background: linear-gradient(135deg, rgba(53,230,255,.1), rgba(16,43,58,.9) 55%);
  border-color: rgba(53,230,255,.4);
}
.page-products .cat-card__code{
  font-size: var(--step-12);
  letter-spacing: .12em;
  color: var(--amber);
}
.page-products .cat-card__name{
  margin: 0;
  font-family: var(--font-head);
  font-size: var(--step-24);
  font-weight: 700;
  line-height: 1.2;
  color: var(--fog);
}
.page-products .cat-card__subs{
  margin: 0;
  font-size: var(--step-14);
  line-height: 1.7;
  color: var(--slate);
}
.page-products .cat-card__note{
  margin: 2px 0 0;
  font-size: var(--step-12);
  color: var(--slate);
}
.page-products .cat-card__note .mono{ color: var(--fog); }

.page-products .band{
  background: var(--ink-990);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.page-products .band .section-head{ padding: 0 var(--gutter); }
.page-products .band .section-foot{ padding: 0 var(--gutter); }
.page-products .firm-wall{
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: 84%;
  gap: 12px;
  overflow-x: auto;
  padding: 0 var(--gutter) 14px;
  scroll-snap-type: x mandatory;
  scrollbar-width: thin;
}
.page-products .firm{
  scroll-snap-align: start;
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 16px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-left: 2px solid var(--amber);
}
.page-products .firm__top{
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}
.page-products .firm__code{
  font-size: var(--step-12);
  letter-spacing: .12em;
  color: var(--cyan);
}
.page-products .firm__name{
  margin: 0;
  font-family: var(--font-head);
  font-size: var(--step-24);
  font-weight: 700;
  color: var(--fog);
  line-height: 1.2;
}
.page-products .firm__meta{
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0;
  font-size: var(--step-12);
  color: var(--slate);
}
.page-products .firm .expand__trigger{
  width: 100%;
  padding: 8px 10px;
  font-size: var(--step-12);
}
.page-products .firm .expand__panel p{
  margin: 10px 0 10px;
  font-size: var(--step-14);
  line-height: 1.75;
  color: var(--slate);
}

.page-products .expand__trigger{
  display: block;
  width: 100%;
  text-align: left;
  background: none;
  border: 1px solid var(--line);
  color: var(--fog);
  font-family: var(--font-mono);
  font-size: var(--step-12);
  letter-spacing: .06em;
  padding: 10px 12px;
  cursor: pointer;
  transition: border-color 160ms var(--ease), color 160ms var(--ease), background 160ms var(--ease);
}
.page-products .expand__trigger:hover,
.page-products .expand__trigger:focus-visible{
  border-color: var(--cyan);
  color: var(--cyan);
  background: rgba(53,230,255,.05);
}
.page-products .expand__trigger[aria-expanded="true"]{
  border-color: var(--cyan);
  color: var(--cyan);
}
.page-products .expand__panel[hidden]{ display: none; }

.page-products .shot--band{
  margin: 20px var(--gutter) 0;
}

.page-products .panel-layout{
  display: grid;
  gap: 28px;
}
.page-products .shot--panel{ margin-top: 20px; }
.page-products .panel-mods{
  display: grid;
  gap: 8px;
  align-content: start;
}
.page-products .mod{
  background: var(--panel);
  border: 1px solid var(--line);
}
.page-products .mod__trigger{
  display: flex;
  align-items: center;
  gap: 10px;
  border: 0;
  background: none;
  padding: 14px 16px;
  font-family: var(--font-head);
  font-size: var(--step-18);
  font-weight: 600;
  letter-spacing: .01em;
}
.page-products .mod__no{
  font-size: var(--step-12);
  color: var(--amber);
  letter-spacing: .1em;
}
.page-products .mod__trigger[aria-expanded="true"]{ background: rgba(53,230,255,.07); }
.page-products .mod .expand__panel{
  padding: 0 16px 16px;
  font-size: var(--step-14);
  line-height: 1.75;
  color: var(--slate);
  border-top: 1px solid var(--line);
}
.page-products .mod .expand__panel p{ margin: 12px 0 0; }

.page-products .dl-layout{ display: grid; gap: 24px; }
.page-products .dl-head{
  display: none;
  font-size: var(--step-12);
  letter-spacing: .1em;
  color: var(--slate);
  padding: 0 12px 8px;
  border-bottom: 1px solid var(--line);
}
.page-products .dl{
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line);
}
.page-products .dl__row{
  display: grid;
  grid-template-columns: 1fr auto;
  grid-template-areas:
    "code status"
    "name name"
    "cat copy";
  gap: 6px 10px;
  align-items: center;
  padding: 12px;
  border-bottom: 1px solid var(--line);
  transition: background 160ms var(--ease);
}
.page-products .dl__row:hover{ background: rgba(53,230,255,.05); }
.page-products .dl__code{
  grid-area: code;
  font-size: var(--step-12);
  letter-spacing: .1em;
  color: var(--cyan);
}
.page-products .dl__name{
  grid-area: name;
  font-size: var(--step-16);
  color: var(--fog);
}
.page-products .dl__cat{
  grid-area: cat;
  font-size: var(--step-12);
  color: var(--slate);
}
.page-products .dl__row .tag{ grid-area: status; justify-self: end; }
.page-products .dl__row .copy-btn{ grid-area: copy; justify-self: end; }
.page-products .copy-btn{
  background: none;
  border: 1px solid var(--line);
  color: var(--slate);
  font-family: var(--font-mono);
  font-size: var(--step-12);
  padding: 5px 10px;
  cursor: pointer;
  transition: border-color 160ms var(--ease), color 160ms var(--ease);
}
.page-products .copy-btn:hover,
.page-products .copy-btn:focus-visible{
  border-color: var(--cyan);
  color: var(--cyan);
}
.page-products .copy-btn[data-copied="true"]{
  border-color: var(--green);
  color: var(--green);
}

.page-products .dl-side{ display: grid; gap: 16px; align-content: start; }
.page-products .note-box{
  padding: 16px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-left: 2px solid var(--cyan);
}
.page-products .note-box__label{
  margin: 0 0 8px;
  font-size: var(--step-12);
  letter-spacing: .12em;
  color: var(--amber);
}
.page-products .note-box p{
  margin: 0 0 10px;
  font-size: var(--step-14);
  line-height: 1.75;
  color: var(--slate);
}
.page-products .note-box__count{ margin-bottom: 0 !important; }
.page-products .note-box strong{ color: var(--fog); font-weight: 700; }

.page-products .check-layout{ display: grid; gap: 26px; }
.page-products .check-layout h2{
  font-family: var(--font-head);
  font-size: var(--step-32);
  line-height: 1.15;
  margin: 10px 0 0;
  color: var(--fog);
}
.page-products .checklist{
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}
.page-products .check{
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 12px;
  padding: 12px 14px;
  background: var(--ink-900);
}
.page-products .check__no{
  font-size: var(--step-12);
  color: var(--amber);
  letter-spacing: .1em;
}
.page-products .check__text{
  font-size: var(--step-14);
  color: var(--fog);
  line-height: 1.6;
}
.page-products .dot{
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex: none;
}
.page-products .dot--green{
  background: var(--green);
  box-shadow: 0 0 0 3px rgba(79,224,176,.18);
}
.page-products .dot--amber{
  background: var(--amber);
  box-shadow: 0 0 0 3px rgba(255,180,84,.18);
}

.page-products .steps{
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
  counter-reset: none;
}
.page-products .step{
  position: relative;
  padding: 18px 18px 18px 22px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-top: 2px solid var(--line);
  transition: border-color 160ms var(--ease);
}
.page-products .step:hover{ border-top-color: var(--amber); }
.page-products .step__no{
  font-size: var(--step-12);
  letter-spacing: .12em;
  color: var(--amber);
}
.page-products .step__title{
  margin: 8px 0 6px;
  font-family: var(--font-head);
  font-size: var(--step-24);
  font-weight: 700;
  color: var(--fog);
  line-height: 1.2;
}
.page-products .step p{
  margin: 0;
  font-size: var(--step-14);
  line-height: 1.75;
  color: var(--slate);
}

.page-products .end-links{
  margin-top: 28px;
  display: grid;
  gap: 10px;
}
.page-products .end-link{
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 4px 12px;
  padding: 16px;
  text-decoration: none;
  background: var(--ink-990);
  border: 1px solid var(--line);
  transition: border-color 160ms var(--ease), background 160ms var(--ease);
}
.page-products .end-link .mono{
  grid-row: span 2;
  font-size: var(--step-18);
  color: var(--slate);
}
.page-products .end-link strong{
  font-family: var(--font-head);
  font-size: var(--step-18);
  color: var(--fog);
  letter-spacing: .02em;
}
.page-products .end-link span:last-child{
  font-size: var(--step-14);
  line-height: 1.7;
  color: var(--slate);
}
.page-products .end-link:hover,
.page-products .end-link:focus-visible{
  border-color: var(--cyan);
  background: rgba(53,230,255,.06);
}
.page-products .end-link:hover .mono{ color: var(--cyan); }
.page-products .end-link--hot{ border-color: rgba(255,111,97,.45); }
.page-products .end-link--hot .mono{ color: var(--coral); }
.page-products .end-link--hot:hover,
.page-products .end-link--hot:focus-visible{ border-color: var(--coral); background: rgba(255,111,97,.07); }
.page-products .end-link--hot:hover .mono{ color: var(--coral); }

@media (min-width: 720px){
  .page-products .cat-hero__stats{ grid-template-columns: repeat(4, minmax(0,1fr)); }
  .page-products .matrix{ grid-template-columns: repeat(3, minmax(0,1fr)); gap: 12px; }
  .page-products .cat-card--wide{ grid-column: span 2; }
  .page-products .firm-wall{ grid-auto-columns: 46%; }
  .page-products .dl__row{
    grid-template-columns: 120px minmax(0,1fr) 64px 96px auto;
    grid-template-areas: "code name cat status copy";
    gap: 12px;
    padding: 14px 12px;
  }
  .page-products .dl__row .tag,
  .page-products .dl__row .copy-btn{ justify-self: start; }
  .page-products .dl-head{
    display: grid;
    grid-template-columns: 120px minmax(0,1fr) 64px 96px auto;
    gap: 12px;
  }
  .page-products .steps{ grid-template-columns: repeat(2, minmax(0,1fr)); }
  .page-products .end-links{ grid-template-columns: repeat(2, minmax(0,1fr)); }
}

@media (min-width: 1000px){
  .page-products .cat-hero{
    grid-template-columns: minmax(0,1.4fr) minmax(0,.6fr);
    align-items: end;
    padding: 36px 0 40px;
  }
  .page-products .cat-hero h1{ font-size: var(--step-64); }
  .page-products .cat-hero__stats{ grid-template-columns: repeat(2, minmax(0,1fr)); }
  .page-products .cat-section{ padding: 64px 0; }
  .page-products .section-head h2,
  .page-products .check-layout h2{ font-size: var(--step-48); }
  .page-products .matrix{ grid-template-columns: repeat(4, minmax(0,1fr)); gap: 14px; }
  .page-products .firm-wall{
    grid-auto-flow: row;
    grid-template-columns: repeat(4, minmax(0,1fr));
    overflow: visible;
    padding-bottom: 0;
  }
  .page-products .panel-layout{
    grid-template-columns: minmax(0,.85fr) minmax(0,1.15fr);
    gap: 40px;
    align-items: start;
  }
  .page-products .dl-layout{
    grid-template-columns: minmax(0,1.6fr) minmax(0,.7fr);
    gap: 32px;
  }
  .page-products .check-layout{
    grid-template-columns: minmax(0,.9fr) minmax(0,1.1fr);
    gap: 40px;
    align-items: start;
  }
  .page-products .checklist{ grid-template-columns: repeat(1, minmax(0,1fr)); }
  .page-products .steps{ grid-template-columns: repeat(5, minmax(0,1fr)); }
  .page-products .end-links{ grid-template-columns: repeat(4, minmax(0,1fr)); }
}

@media (prefers-reduced-motion: reduce){
  .page-products *,
  .page-products *::before,
  .page-products *::after{
    transition: none !important;
    animation: none !important;
  }
  .page-products .cat-card:hover{ transform: none; }
}
<<<END>>>