.page-products {
  --tree-track: #1C3A5A;
  --node-fill: rgba(18, 44, 77, 0.92);
  --node-fill-2: rgba(14, 36, 64, 0.72);
  --halo-cyan: rgba(47, 243, 208, 0.2);
  --halo-orange: rgba(255, 122, 47, 0.16);
  color: var(--paper);
}

.page-products h1,
.page-products h2,
.page-products h3 {
  font-family: var(--font-display);
  font-weight: 900;
  color: var(--paper);
}

.page-products p {
  margin: 0;
}

/* ---------- hero ---------- */
.page-products .products-hero {
  position: relative;
  padding: clamp(24px, 5vw, 52px) 0 clamp(18px, 3vw, 30px);
}

.page-products .products-hero::before {
  content: "";
  position: absolute;
  top: -30%;
  right: -18%;
  width: min(78vw, 760px);
  height: min(78vw, 760px);
  background: radial-gradient(circle at 50% 50%, var(--halo-cyan), transparent 64%);
  filter: blur(8px);
  pointer-events: none;
  z-index: 0;
}

.page-products .products-hero__grid {
  position: relative;
  z-index: 1;
  display: grid;
  gap: clamp(22px, 4vw, 44px);
  align-items: start;
}

.page-products .products-hero__lead h1 {
  margin: 12px 0 0;
  font-size: clamp(1.95rem, 5.2vw, 4rem);
  line-height: 1.08;
  letter-spacing: -0.02em;
}

.page-products .products-hero__desc {
  margin-top: 18px;
  max-width: 46ch;
  font-size: 16px;
  line-height: 1.78;
  color: var(--mist);
}

.page-products .products-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 24px;
}

.page-products .products-hero__stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}

.page-products .products-stat {
  display: flex;
  flex-direction: column;
  gap: 6px;
  min-width: 0;
  padding: 16px 14px;
  background: linear-gradient(158deg, var(--panel-2), var(--panel));
}

.page-products .products-stat__num {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(1.35rem, 3vw, 1.85rem);
  line-height: 1;
  color: var(--cyan);
}

.page-products .products-stat__label {
  font-size: 12.5px;
  line-height: 1.55;
  color: var(--mist);
}

/* ---------- jump nav ---------- */
.page-products .products-jump {
  position: relative;
  z-index: 1;
  display: flex;
  gap: 8px;
  margin-top: clamp(18px, 3vw, 28px);
  padding-bottom: 6px;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
}

.page-products .products-jump__link {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  padding: 8px 14px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--glass);
  color: var(--mist);
  font-size: 13px;
  line-height: 1;
  white-space: nowrap;
  text-decoration: none;
  transition: color 160ms var(--ease), border-color 160ms var(--ease), background 160ms var(--ease);
}

.page-products .products-jump__link:hover,
.page-products .products-jump__link:focus-visible,
.page-products .products-jump__link[aria-current="true"] {
  color: var(--cyan);
  border-color: var(--cyan);
  background: var(--glass-2);
  outline: none;
}

/* ---------- section shell ---------- */
.page-products .products-section {
  position: relative;
  padding: clamp(34px, 6vw, 74px) 0;
}

.page-products .products-head {
  max-width: 62ch;
  margin-bottom: clamp(20px, 3.5vw, 34px);
}

.page-products .products-head h2 {
  margin: 10px 0 0;
  font-size: clamp(1.55rem, 3.4vw, 2.5rem);
  line-height: 1.16;
  letter-spacing: -0.01em;
}

.page-products .products-head__sub {
  margin-top: 12px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--mist);
}

.page-products .products-body {
  margin-top: 14px;
  font-size: 15.5px;
  line-height: 1.78;
  color: var(--mist);
}

.page-products .products-inline-link {
  margin-top: 20px;
}

/* ---------- skill tree ---------- */
.page-products .products-tree__layout {
  display: grid;
  gap: 20px;
}

.page-products .products-tree__list {
  position: relative;
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0 0 0 32px;
  list-style: none;
}

.page-products .products-tree__list::before {
  content: "";
  position: absolute;
  left: 11px;
  top: 14px;
  bottom: 14px;
  width: 2px;
  border-radius: 2px;
  background: linear-gradient(180deg, var(--cyan), var(--blue) 52%, var(--orange));
  opacity: 0.6;
}

.page-products .products-tree__node {
  position: relative;
}

.page-products .products-tree__node::before {
  content: "";
  position: absolute;
  left: -26px;
  top: 18px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--ink);
  border: 2px solid var(--cyan);
  box-shadow: 0 0 0 4px rgba(47, 243, 208, 0.1);
  transition: background 160ms var(--ease), border-color 160ms var(--ease);
}

.page-products .products-tree__node:hover::before {
  background: var(--cyan);
  border-color: var(--cyan);
}

.page-products .products-node {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 12px;
  align-items: start;
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: linear-gradient(150deg, var(--node-fill), var(--node-fill-2));
  color: inherit;
  text-decoration: none;
  transition: transform 160ms var(--ease), border-color 160ms var(--ease), background 160ms var(--ease);
}

.page-products .products-node:hover,
.page-products .products-node:focus-visible {
  transform: translateX(4px);
  border-color: var(--cyan);
  outline: none;
}

.page-products .products-node__num {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--orange);
  padding-top: 3px;
}

.page-products .products-node__body {
  display: grid;
  gap: 4px;
  min-width: 0;
}

.page-products .products-node__title {
  font-size: 15.5px;
  font-weight: 700;
  color: var(--paper);
}

.page-products .products-node__meta {
  font-size: 13px;
  line-height: 1.6;
  color: var(--mist);
}

.page-products .products-tree__aside {
  padding: 22px 20px;
}

.page-products .products-aside__title {
  margin: 8px 0 0;
  font-size: clamp(1.15rem, 2.4vw, 1.45rem);
  line-height: 1.3;
}

.page-products .products-aside__list {
  margin: 14px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 12px;
}

.page-products .products-aside__list li {
  position: relative;
  padding-left: 16px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--mist);
}

.page-products .products-aside__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 8px;
  width: 6px;
  height: 6px;
  background: var(--orange);
  transform: rotate(45deg);
}

.page-products .products-aside__list strong {
  display: block;
  color: var(--paper);
  font-weight: 700;
  margin-bottom: 2px;
}

/* ---------- tool blocks ---------- */
.page-products .products-tool__grid {
  display: grid;
  gap: clamp(20px, 4vw, 40px);
  align-items: center;
}

.page-products .products-tool__body h2 {
  margin: 10px 0 0;
  font-size: clamp(1.5rem, 3.3vw, 2.3rem);
  line-height: 1.18;
  letter-spacing: -0.01em;
}

.page-products .products-points {
  margin: 16px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
}

.page-products .products-points li {
  position: relative;
  padding-left: 20px;
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--mist);
}

.page-products .products-points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 8px;
  width: 7px;
  height: 7px;
  background: var(--cyan);
  transform: rotate(45deg);
}

.page-products .products-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 18px;
}

/* ---------- steps ---------- */
.page-products .products-steps {
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 14px;
}

.page-products .products-step {
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr);
  gap: 14px;
  align-items: start;
  padding-bottom: 14px;
  border-bottom: 1px dashed var(--line);
}

.page-products .products-step:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.page-products .products-step__num {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 1.05rem;
  line-height: 1.3;
  letter-spacing: 0.04em;
  color: var(--cyan);
}

.page-products .products-step__body {
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--mist);
}

/* ---------- figures ---------- */
.page-products .products-figure {
  margin: 0;
}

.page-products .products-figure .media-frame {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: var(--panel);
}

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

.page-products .products-caption {
  margin-top: 10px;
  font-size: 12.5px;
  line-height: 1.65;
  color: var(--mist);
}

.page-products .products-figure--wide {
  margin-top: clamp(20px, 3.5vw, 34px);
  max-width: 760px;
}

/* ---------- version ---------- */
.page-products .products-version__layout {
  display: grid;
  gap: 20px;
  margin-bottom: clamp(20px, 3.5vw, 32px);
}

.page-products .products-table-wrap {
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
}

.page-products .products-table {
  width: 100%;
  min-width: 520px;
  border-collapse: collapse;
  font-size: 14px;
}

.page-products .products-table__caption {
  padding: 14px 16px 0;
  text-align: left;
  font-size: 12.5px;
  letter-spacing: 0.08em;
  color: var(--mist);
}

.page-products .products-table th,
.page-products .products-table td {
  padding: 12px 16px;
  text-align: left;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
}

.page-products .products-table th {
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.08em;
  color: var(--mist);
  white-space: nowrap;
}

.page-products .products-table td {
  color: var(--paper);
  line-height: 1.65;
}

.page-products .products-table tbody tr:last-child td {
  border-bottom: 0;
}

.page-products .products-table .num {
  font-family: var(--font-mono);
  font-weight: 700;
  color: var(--orange);
  white-space: nowrap;
}

.page-products .products-version__notes {
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}

.page-products .products-note {
  display: grid;
  grid-template-columns: minmax(72px, auto) minmax(0, 1fr);
  gap: 12px;
  align-items: baseline;
  padding: 14px 16px;
  background: linear-gradient(150deg, var(--panel-2), var(--panel));
}

.page-products .products-note__num {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--cyan);
  white-space: nowrap;
}

.page-products .products-note__text {
  font-size: 13.5px;
  line-height: 1.65;
  color: var(--mist);
}

/* ---------- scenes ---------- */
.page-products .products-scenes {
  display: grid;
  gap: 14px;
}

.page-products .products-scene {
  padding: 20px 18px;
  border-left: 3px solid var(--blue);
  transition: border-color 160ms var(--ease), transform 160ms var(--ease);
}

.page-products .products-scene:hover {
  border-left-color: var(--orange);
  transform: translateY(-3px);
}

.page-products .products-scene__title {
  margin: 10px 0 0;
  font-size: 1.15rem;
  line-height: 1.3;
}

.page-products .products-scene__text {
  margin-top: 10px;
  font-size: 14px;
  line-height: 1.72;
  color: var(--mist);
}

/* ---------- start ---------- */
.page-products .products-start__inner {
  padding: clamp(22px, 4vw, 40px);
}

.page-products .products-start__lead h2 {
  margin: 10px 0 0;
  font-size: clamp(1.5rem, 3.4vw, 2.3rem);
  line-height: 1.16;
}

.page-products .products-start__lead .products-body {
  max-width: 58ch;
}

.page-products .products-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 22px;
}

.page-products .products-tail {
  margin-top: 18px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--mist);
}

.page-products .products-tail__link {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(47, 243, 208, 0.45);
}

.page-products .products-tail__link:hover,
.page-products .products-tail__link:focus-visible {
  color: var(--orange);
  border-bottom-color: var(--orange);
  outline: none;
}

/* ---------- desktop ---------- */
@media (min-width: 880px) {
  .page-products .products-hero__grid {
    grid-template-columns: minmax(0, 1.25fr) minmax(0, 0.85fr);
    gap: clamp(28px, 4vw, 56px);
  }

  .page-products .products-hero__lead h1 {
    transform: rotate(-1.4deg);
    transform-origin: left top;
  }

  .page-products .products-stat {
    padding: 20px 18px;
  }

  .page-products .products-tree__layout {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
    gap: clamp(22px, 3.5vw, 40px);
    align-items: start;
  }

  .page-products .products-tool__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.06fr);
  }

  .page-products .products-tool--flip .products-tool__media {
    order: -1;
  }

  .page-products .products-version__layout {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr);
    gap: clamp(20px, 3vw, 32px);
    align-items: start;
  }

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

@media (min-width: 1080px) {
  .page-products .products-scenes {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

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

@media (prefers-reduced-motion: reduce) {
  .page-products .products-node,
  .page-products .products-scene,
  .page-products .products-jump__link,
  .page-products .products-tree__node::before {
    transition: none;
  }

  .page-products .products-node:hover,
  .page-products .products-scene:hover {
    transform: none;
  }
}
<<<END>>>