.page-products {
  --cut: 14px;
  --row-line: rgba(147, 163, 174, 0.22);
  --teal-line: rgba(63, 214, 196, 0.24);
  --graphite-soft: #35404a;
  background: var(--ink-900);
  color: var(--paper);
  overflow-x: clip;
}

.page-products .section {
  padding-block: clamp(42px, 7vw, 82px);
}

.page-products .breadcrumb {
  padding-top: clamp(18px, 4vw, 34px);
}

/* ---------- Hero ---------- */
.page-products .hero-split {
  position: relative;
  isolation: isolate;
  padding-block: clamp(24px, 4vw, 46px) clamp(48px, 8vw, 92px);
}

.page-products .hero-split::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(116deg, var(--navy-800) 0%, var(--navy-800) 52%, transparent 52.2%);
  pointer-events: none;
}

.page-products .hero-split .container {
  position: relative;
  z-index: 1;
}

.page-products .hero-split-inner {
  display: grid;
  gap: clamp(28px, 5vw, 44px);
  align-items: start;
}

.page-products .hero-copy h1 {
  font-size: clamp(36px, 7vw, 74px);
  line-height: 1;
  letter-spacing: -0.02em;
  font-weight: 800;
  margin: 10px 0 0;
  max-width: 15ch;
}

.page-products .hero-copy .lead {
  margin-top: 18px;
  max-width: 54ch;
  color: var(--mist-b);
  font-size: 16px;
  line-height: 1.78;
}

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

.page-products .hero-media {
  margin: 0;
}

.page-products .hero-media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  border: 2px solid var(--line-strong);
  box-shadow: var(--shadow);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 18px), calc(100% - 18px) 100%, 0 100%);
}

.page-products .hero-media figcaption {
  margin-top: 12px;
  padding-left: 10px;
  border-left: 3px solid var(--amber);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--slate);
}

/* ---------- Section head ---------- */
.page-products .section-head {
  max-width: 64ch;
}

.page-products .section-head h2 {
  font-size: clamp(26px, 4.2vw, 44px);
  line-height: 1.08;
  letter-spacing: -0.015em;
  font-weight: 800;
  margin: 10px 0 0;
}

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

/* ---------- Branch ---------- */
.page-products .branch-filter {
  margin-top: 26px;
}

.page-products .branch-grid {
  display: grid;
  gap: 14px;
  margin-top: 20px;
}

.page-products .branch-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 26px 20px 22px;
  background: var(--navy-800);
  border: 2px solid var(--line);
  box-shadow: var(--shadow-sm);
  transition: border-color 180ms var(--ease);
}

.page-products .branch-card:hover,
.page-products .branch-card:focus-within {
  border-color: var(--cyan);
}

.page-products .branch-card::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 44px;
  height: 5px;
  background: var(--mist-a);
}

.page-products .branch-card--win {
  border-width: 2px;
}

.page-products .branch-card--mac {
  border-width: 3px;
}

.page-products .branch-card--mac::after {
  background: var(--amber);
}

.page-products .branch-card--xin {
  border-width: 4px;
}

.page-products .branch-card--xin::after {
  background: var(--cyan);
}

.page-products .branch-card h3 {
  margin: 4px 0 0;
  font-size: 18.5px;
  line-height: 1.36;
  font-weight: 700;
}

.page-products .branch-card p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--mist-b);
}

.page-products .branch-card ul {
  margin: 4px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0;
}

.page-products .branch-card li {
  position: relative;
  padding: 9px 0 0 16px;
  margin-top: 8px;
  border-top: 1px solid var(--row-line);
  font-size: 13.5px;
  line-height: 1.62;
  color: var(--slate);
}

.page-products .branch-card li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 17px;
  width: 7px;
  height: 7px;
  background: var(--cyan);
  transform: rotate(45deg);
}

.page-products .branch-card strong {
  color: var(--paper);
  font-weight: 600;
}

.page-products .branch-figure {
  margin: 28px 0 0;
}

.page-products .branch-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  border: 2px solid var(--line);
  box-shadow: var(--shadow-sm);
}

.page-products .branch-figure figcaption {
  margin-top: 10px;
  font-size: 12.5px;
  line-height: 1.6;
  color: var(--slate);
}

/* ---------- Version ---------- */
.page-products .version-layout {
  display: grid;
  gap: clamp(26px, 4vw, 46px);
  align-items: start;
}

.page-products .version-copy h2,
.page-products .connect-copy h2,
.page-products .closing-section h2 {
  font-size: clamp(26px, 4.2vw, 42px);
  line-height: 1.1;
  letter-spacing: -0.015em;
  font-weight: 800;
  margin: 10px 0 0;
}

.page-products .version-copy .prose,
.page-products .version-spec .prose,
.page-products .connect-copy .prose,
.page-products .support-copy .prose,
.page-products .closing-section .prose {
  margin-top: 14px;
  max-width: 60ch;
  color: var(--mist-b);
  font-size: 15.5px;
  line-height: 1.78;
}

.page-products .version-plate {
  margin-top: 26px;
  padding: 20px clamp(18px, 3vw, 28px) 22px;
  background: linear-gradient(155deg, var(--indigo-jewel) 0%, var(--navy-800) 78%);
  border: 2px solid var(--cyan-line);
  box-shadow: var(--shadow-cyan);
}

.page-products .version-num {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 8px;
  margin: 10px 0 0;
  font-family: var(--font-mono);
  font-size: clamp(38px, 9vw, 68px);
  line-height: 1;
  letter-spacing: -0.04em;
  color: var(--paper);
}

.page-products .version-num b {
  font-weight: 700;
  border-bottom: 2px solid var(--cyan-line);
}

.page-products .version-sep {
  color: var(--cyan);
  font-size: 0.46em;
}

.page-products .version-caption {
  margin: 12px 0 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--slate);
}

.page-products .spec-list {
  margin: 20px 0 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line);
}

.page-products .spec-list li {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  gap: 12px;
  padding: 16px 0;
  border-bottom: 1px solid var(--line);
}

.page-products .spec-idx {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--amber);
  padding-top: 3px;
}

.page-products .spec-list h3 {
  margin: 0 0 6px;
  font-size: 16px;
  line-height: 1.4;
  font-weight: 700;
}

.page-products .spec-list p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--mist-b);
}

/* ---------- Compare board (paper) ---------- */
.page-products .compare-board {
  background: var(--paper);
  color: var(--graphite);
  border: 2px solid var(--graphite);
  box-shadow: var(--shadow);
  padding: clamp(20px, 4vw, 36px);
  clip-path: polygon(0 0, calc(100% - var(--cut)) 0, 100% var(--cut), 100% 100%, 0 100%);
}

.page-products .compare-board .eyebrow {
  color: var(--wine-jewel);
}

.page-products .compare-board h2 {
  margin: 8px 0 0;
  font-size: clamp(22px, 3.4vw, 34px);
  line-height: 1.14;
  letter-spacing: -0.012em;
  font-weight: 800;
  color: var(--graphite);
  max-width: 22ch;
}

.page-products .note-text {
  margin: 14px 0 0;
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.75;
  color: var(--graphite-soft);
}

.page-products .table-scroll {
  margin-top: 22px;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.page-products .compare-table {
  width: 100%;
  min-width: 640px;
  border-collapse: collapse;
  font-size: 14px;
}

.page-products .compare-table th,
.page-products .compare-table td {
  text-align: left;
  vertical-align: top;
  padding: 12px 14px;
  border-bottom: 1px solid rgba(16, 20, 24, 0.16);
}

.page-products .compare-table thead th {
  background: var(--amber);
  color: var(--graphite);
  font-size: 12px;
  letter-spacing: 0.1em;
  border-bottom: 2px solid var(--graphite);
  white-space: nowrap;
}

.page-products .compare-table tbody th {
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  color: var(--wine-jewel);
  white-space: nowrap;
}

.page-products .compare-table td {
  color: #2c363e;
  line-height: 1.68;
}

/* ---------- Path / tree ---------- */
.page-products .path-layout {
  display: grid;
  gap: clamp(28px, 4vw, 46px);
  align-items: start;
  margin-top: 28px;
}

.page-products .tree {
  position: relative;
  padding-left: 30px;
}

.page-products .tree::before {
  content: "";
  position: absolute;
  left: 9px;
  top: 8px;
  bottom: 8px;
  width: 2px;
  background: linear-gradient(180deg, var(--cyan) 0%, rgba(63, 214, 196, 0.1) 100%);
}

.page-products .tree-node {
  position: relative;
  margin-bottom: 12px;
  background: var(--navy-800);
  border: 2px solid var(--line);
  box-shadow: var(--shadow-sm);
  transition: border-color 180ms var(--ease);
}

.page-products .tree-node::before {
  content: "";
  position: absolute;
  left: -27px;
  top: 20px;
  width: 12px;
  height: 12px;
  background: var(--ink-900);
  border: 2px solid var(--cyan);
  transform: rotate(45deg);
}

.page-products .tree-node[open] {
  border-color: var(--cyan);
}

.page-products .tree-node > summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 16px 18px;
  cursor: pointer;
  list-style: none;
  font-size: 16px;
  font-weight: 700;
}

.page-products .tree-node > summary::-webkit-details-marker {
  display: none;
}

.page-products .tree-node > summary:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

.page-products .tree-step {
  flex: none;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--amber);
  border: 1px solid var(--amber-line);
  padding: 3px 8px;
}

.page-products .tree-body {
  padding: 0 18px 18px;
  display: grid;
  gap: 9px;
  border-top: 1px solid var(--row-line);
  margin-top: 0;
  padding-top: 14px;
}

.page-products .tree-body p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--mist-b);
}

.page-products .tree-body strong {
  color: var(--cyan);
  font-weight: 600;
}

.page-products .path-figure {
  margin: 0;
}

.page-products .path-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  border: 2px solid var(--line);
  box-shadow: var(--shadow-sm);
}

.page-products .path-figure figcaption,
.page-products .connect-figure figcaption,
.page-products .support-figure figcaption {
  margin-top: 10px;
  font-size: 12.5px;
  line-height: 1.6;
  color: var(--slate);
}

/* ---------- Connect ---------- */
.page-products .connect-layout {
  display: grid;
  gap: clamp(26px, 4vw, 46px);
  align-items: start;
}

.page-products .connect-steps {
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
  counter-reset: step;
}

.page-products .connect-steps > li {
  position: relative;
  padding: 16px 0 16px 48px;
  border-top: 1px solid var(--line);
}

.page-products .connect-steps > li::before {
  counter-increment: step;
  content: counter(step, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 15px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--cyan);
  border-bottom: 2px solid var(--cyan-line);
  padding-bottom: 2px;
}

.page-products .connect-steps h3 {
  margin: 0 0 5px;
  font-size: 15.5px;
  line-height: 1.4;
  font-weight: 700;
}

.page-products .connect-steps p {
  margin: 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--mist-b);
}

.page-products .connect-figure {
  margin: 0;
}

.page-products .connect-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  border: 2px solid var(--line-strong);
  box-shadow: var(--shadow);
  clip-path: polygon(0 0, 100% 0, 100% 100%, 16px 100%, 0 calc(100% - 16px));
}

/* ---------- Support ---------- */
.page-products .support-board {
  display: grid;
  gap: clamp(24px, 4vw, 38px);
  align-items: start;
  padding: clamp(22px, 4vw, 40px);
  background: var(--teal-jewel);
  border: 2px solid var(--teal-line);
  box-shadow: var(--shadow);
}

.page-products .support-copy .prose {
  color: #d6e8e5;
}

.page-products .support-stats {
  margin: 24px 0 0;
  display: grid;
}

.page-products .support-stats > div {
  display: grid;
  grid-template-columns: 5.5em minmax(0, 1fr);
  gap: 14px;
  align-items: baseline;
  padding: 12px 0;
  border-top: 1px solid var(--teal-line);
}

.page-products .support-stats dt {
  font-family: var(--font-mono);
  font-size: 21px;
  letter-spacing: -0.02em;
  color: var(--amber);
}

.page-products .support-stats dd {
  margin: 0;
  font-size: 14px;
  line-height: 1.68;
  color: #cfe3e0;
}

.page-products .support-figure {
  margin: 0;
}

.page-products .support-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  border: 2px solid rgba(63, 214, 196, 0.35);
  box-shadow: var(--shadow-sm);
}

/* ---------- Closing ---------- */
.page-products .closing-section {
  border-top: 2px solid var(--line);
}

.page-products .closing-section h2 {
  max-width: 20ch;
}

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

/* ---------- Responsive ---------- */
@media (min-width: 720px) {
  .page-products .branch-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 16px;
  }

  .page-products .spec-list li {
    grid-template-columns: 40px minmax(0, 1fr);
    gap: 16px;
  }
}

@media (min-width: 900px) {
  .page-products .hero-split-inner {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    gap: clamp(32px, 5vw, 72px);
  }

  .page-products .version-layout {
    grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr);
  }

  .page-products .path-layout {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
    gap: clamp(32px, 5vw, 64px);
  }

  .page-products .connect-layout {
    grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr);
    gap: clamp(32px, 5vw, 64px);
  }

  .page-products .support-board {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.92fr);
  }

  .page-products .branch-figure {
    margin-top: 34px;
  }

  .page-products .branch-figure img {
    max-width: 82%;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .branch-card,
  .page-products .tree-node {
    transition: none;
  }
}
<<<END>>>