.page-products {
  --dl-rail: 236px;
  --dl-edge: rgba(57, 240, 208, 0.2);
  --dl-soft: rgba(57, 240, 208, 0.06);
  padding-bottom: 88px;
  background-image:
    linear-gradient(rgba(138, 148, 142, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(138, 148, 142, 0.05) 1px, transparent 1px);
  background-size: 48px 48px;
  background-position: center top;
}

.page-products .breadcrumb {
  padding-top: 20px;
  font-size: 13px;
}

.page-products .dl-hero {
  padding: 22px 0 34px;
  max-width: 940px;
}

.page-products .dl-hero h1 {
  margin: 10px 0 0;
  font-size: clamp(31px, 7.4vw, 62px);
  line-height: 1.06;
  letter-spacing: -0.02em;
  font-weight: 900;
}

.page-products .dl-lead {
  margin: 18px 0 0;
  max-width: 720px;
  font-size: 16px;
  line-height: 1.78;
  color: var(--text-dim);
}

.page-products .dl-facts {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin-top: 26px;
}

.page-products .fact {
  padding: 14px 15px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--glass);
}

.page-products .fact-num {
  display: block;
  font-family: var(--font-mono);
  font-size: 26px;
  line-height: 1.1;
  color: var(--cyan);
  letter-spacing: -0.01em;
}

.page-products .fact-num em {
  font-family: var(--font-sans);
  font-style: normal;
  font-size: 13px;
  margin-left: 2px;
  color: var(--text-dim);
}

.page-products .fact-label {
  display: block;
  margin-top: 6px;
  font-size: 12.5px;
  line-height: 1.5;
  color: var(--text-dim);
}

/* layout with rail */
.page-products .dl-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 18px;
  align-items: start;
}

.page-products .rail {
  min-width: 0;
}

.page-products .rail-inner {
  display: flex;
  gap: 10px;
  align-items: center;
  overflow-x: auto;
  padding: 4px 2px 10px;
  scrollbar-width: thin;
}

.page-products .rail-version {
  flex: 0 0 auto;
  margin: 0;
  padding: 8px 14px;
  border: 1px solid var(--line-cyan);
  border-radius: var(--radius-sm);
  background: var(--dl-soft);
  white-space: nowrap;
}

.page-products .rail-version-label {
  display: block;
  font-size: 10.5px;
  letter-spacing: 0.14em;
  color: var(--text-dim);
}

.page-products .rail-version-code {
  display: block;
  font-family: var(--font-mono);
  font-size: 15px;
  color: var(--cyan);
}

.page-products .rail-nav {
  display: flex;
  gap: 6px;
  flex: 0 0 auto;
}

.page-products .rail-link {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 8px 12px;
  white-space: nowrap;
  font-size: 13.5px;
  text-decoration: none;
  color: var(--text-dim);
  border: 1px solid var(--line);
  border-radius: 999px;
  transition: color 180ms var(--ease), border-color 180ms var(--ease), background 180ms var(--ease);
}

.page-products .rail-idx {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--moss);
}

.page-products .rail-link:hover,
.page-products .rail-link:focus-visible {
  color: var(--paper);
  border-color: var(--line-cyan);
  background: var(--dl-soft);
}

.page-products .rail-link:hover .rail-idx {
  color: var(--cyan);
}

.page-products .dl-main {
  min-width: 0;
}

.page-products .dl-block {
  margin-bottom: 52px;
  scroll-margin-top: 88px;
}

.page-products .dl-block:last-of-type {
  margin-bottom: 0;
}

/* download card */
.page-products .dl-card {
  position: relative;
  overflow: hidden;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(165deg, rgba(14, 42, 34, 0.92), rgba(11, 15, 13, 0.96));
}

.page-products .dl-card::before {
  content: "";
  position: absolute;
  inset: -40% -10% auto auto;
  width: 320px;
  height: 320px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(57, 240, 208, 0.16), transparent 68%);
  pointer-events: none;
}

.page-products .dl-card-head {
  position: relative;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: flex-start;
  justify-content: space-between;
}

.page-products .dl-card-title {
  margin: 6px 0 0;
  font-size: clamp(22px, 4.6vw, 34px);
  line-height: 1.22;
  letter-spacing: -0.01em;
  font-weight: 800;
}

.page-products .dl-visual {
  position: relative;
  margin: 18px 0 16px;
  border: 1px solid var(--dl-edge);
  border-radius: var(--radius-sm);
  overflow: hidden;
  background: var(--deep-2);
}

.page-products .dl-visual img,
.page-products .dl-figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

/* segmented switch */
.page-products .dl-switch {
  position: relative;
}

.page-products .seg-input {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.page-products .seg-labels {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 4px;
  padding: 5px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(11, 15, 13, 0.66);
}

.page-products .seg-labels label {
  padding: 9px 4px;
  text-align: center;
  font-size: 13.5px;
  color: var(--text-dim);
  border-radius: 999px;
  cursor: pointer;
  transition: background 180ms var(--ease), color 180ms var(--ease);
}

.page-products .seg-labels label:hover {
  color: var(--paper);
  background: rgba(57, 240, 208, 0.08);
}

.page-products .seg-input:nth-of-type(1):checked ~ .seg-labels > label:nth-child(1),
.page-products .seg-input:nth-of-type(2):checked ~ .seg-labels > label:nth-child(2),
.page-products .seg-input:nth-of-type(3):checked ~ .seg-labels > label:nth-child(3) {
  background: var(--cyan);
  color: var(--ink);
  font-weight: 700;
}

.page-products .seg-input:nth-of-type(1):focus-visible ~ .seg-labels > label:nth-child(1),
.page-products .seg-input:nth-of-type(2):focus-visible ~ .seg-labels > label:nth-child(2),
.page-products .seg-input:nth-of-type(3):focus-visible ~ .seg-labels > label:nth-child(3) {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

.page-products .seg-panels {
  margin-top: 16px;
}

.page-products .seg-panel {
  display: none;
}

.page-products .seg-input:nth-of-type(1):checked ~ .seg-panels > .seg-panel:nth-child(1),
.page-products .seg-input:nth-of-type(2):checked ~ .seg-panels > .seg-panel:nth-child(2),
.page-products .seg-input:nth-of-type(3):checked ~ .seg-panels > .seg-panel:nth-child(3) {
  display: block;
  animation: dl-fade 200ms var(--ease);
}

@keyframes dl-fade {
  from { opacity: 0; transform: translateY(4px); }
  to { opacity: 1; transform: none; }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .seg-input:checked ~ .seg-panels > .seg-panel {
    animation: none;
  }
}

.page-products .seg-panel h3 {
  margin: 0 0 8px;
  font-size: 17px;
  font-weight: 700;
  color: var(--paper);
}

.page-products .seg-panel p {
  margin: 0 0 12px;
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--text-dim);
}

.page-products .seg-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 7px;
}

.page-products .seg-list li {
  position: relative;
  padding-left: 18px;
  font-size: 14px;
  line-height: 1.65;
  color: var(--text);
}

.page-products .seg-list li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 8px;
  width: 7px;
  height: 7px;
  border-radius: 2px;
  background: var(--cyan);
  opacity: 0.8;
}

.page-products .hash-strip {
  margin-top: 14px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
  justify-content: space-between;
  padding: 12px 14px;
  border: 1px dashed var(--line-cyan);
  border-radius: var(--radius-sm);
  background: var(--dl-soft);
}

.page-products .hash-label {
  display: block;
  font-size: 11.5px;
  letter-spacing: 0.08em;
  color: var(--text-dim);
}

.page-products .hash-code {
  display: block;
  margin-top: 5px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  line-height: 1.6;
  letter-spacing: 0.01em;
  color: var(--cyan);
  word-break: break-all;
  max-width: 46ch;
}

.page-products .copy-btn {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 12px;
  padding: 8px 14px;
  border: 1px solid var(--line-cyan);
  border-radius: 999px;
  background: transparent;
  color: var(--cyan);
  cursor: pointer;
  transition: background 180ms var(--ease), color 180ms var(--ease);
}

.page-products .copy-btn:hover {
  background: var(--cyan);
  color: var(--ink);
}

.page-products .copy-btn[data-copied="true"] {
  background: var(--amber);
  border-color: var(--amber);
  color: var(--ink);
}

.page-products .dl-actions {
  position: relative;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 18px;
}

.page-products .btn-amber {
  background: var(--amber);
  color: var(--ink);
  border-color: var(--amber);
  font-weight: 700;
}

.page-products a:focus-visible,
.page-products button:focus-visible,
.page-products summary:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

/* split blocks */
.page-products .dl-split {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 22px;
  align-items: start;
}

.page-products .dl-body {
  margin: 14px 0 0;
  font-size: 15.5px;
  line-height: 1.78;
  color: var(--text-dim);
  max-width: 720px;
}

.page-products .dl-note {
  margin: 12px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--text-dim);
}

.page-products .text-link,
.page-products .dl-body a,
.page-products .dl-note a,
.page-products .dl-details a {
  color: var(--cyan);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
}

.page-products .text-link {
  display: inline-block;
  margin-top: 16px;
  font-size: 14px;
}

.page-products .dl-figure {
  margin: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--deep-2);
}

.page-products .dl-figure figcaption {
  padding: 10px 14px;
  font-size: 12.5px;
  line-height: 1.6;
  color: var(--text-dim);
  border-top: 1px solid var(--line);
}

/* filters */
.page-products .filters {
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
}

.page-products .filter {
  display: grid;
  grid-template-columns: 62px minmax(0, 1fr);
  gap: 12px;
  align-items: start;
  padding: 13px 14px;
  border: 1px solid var(--line);
  border-left: 2px solid var(--moss);
  border-radius: var(--radius-sm);
  background: var(--glass);
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--text);
}

.page-products .filter-key {
  font-family: var(--font-mono);
  font-size: 12.5px;
  color: var(--amber);
  letter-spacing: 0.06em;
  padding-top: 2px;
}

/* steps */
.page-products .dl-steps {
  margin: 18px 0 0;
  padding: 0 0 0 18px;
  list-style: none;
}

.page-products .step {
  position: relative;
  padding: 0 0 24px 40px;
  border-left: 1px solid var(--line);
}

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

.page-products .step-num {
  position: absolute;
  left: -19px;
  top: -3px;
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  font-family: var(--font-mono);
  font-size: 12.5px;
  color: var(--cyan);
  background: var(--deep-2);
  border: 1px solid var(--line-cyan);
}

.page-products .step h3 {
  margin: 2px 0 6px;
  font-size: 16px;
  font-weight: 700;
}

.page-products .step p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--text-dim);
}

/* details */
.page-products .dl-details {
  margin-top: 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--deep-2);
}

.page-products .dl-details summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 14px 16px;
  font-size: 14.5px;
  font-weight: 600;
  cursor: pointer;
  list-style: none;
  color: var(--paper);
}

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

.page-products .dl-details summary::after {
  content: "+";
  font-family: var(--font-mono);
  font-size: 18px;
  color: var(--cyan);
  line-height: 1;
}

.page-products .dl-details[open] summary::after {
  content: "–";
}

.page-products .dl-details p {
  margin: 0;
  padding: 0 16px 16px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--text-dim);
}

/* monitor */
.page-products .monitor {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 10px;
  margin-top: 18px;
}

.page-products .monitor-item {
  padding: 15px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--glass);
}

.page-products .monitor-dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 0 4px rgba(57, 240, 208, 0.14);
}

.page-products .monitor-item h3 {
  margin: 8px 0 5px;
  font-size: 15px;
  font-weight: 700;
}

.page-products .monitor-item p {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.68;
  color: var(--text-dim);
}

/* table */
.page-products .table-wrap {
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--deep-2);
}

.page-products .table-wrap table {
  width: 100%;
  min-width: 480px;
  border-collapse: collapse;
}

.page-products .table-wrap caption {
  padding: 12px 14px;
  text-align: left;
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--text-dim);
  border-bottom: 1px solid var(--line);
}

.page-products .table-wrap th,
.page-products .table-wrap td {
  padding: 12px 14px;
  text-align: left;
  font-size: 13.5px;
  line-height: 1.6;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
}

.page-products .table-wrap thead th {
  font-size: 11.5px;
  letter-spacing: 0.1em;
  color: var(--stone);
  font-weight: 500;
  background: rgba(11, 15, 13, 0.5);
}

.page-products .table-wrap tbody th {
  color: var(--paper);
  font-weight: 700;
  white-space: nowrap;
}

.page-products .table-wrap tbody tr:nth-child(even) {
  background: rgba(243, 239, 228, 0.03);
}

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

.page-products .sys-ver {
  font-family: var(--font-mono);
  font-size: 12.5px;
  color: var(--cyan);
}

/* help */
.page-products .help-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
  margin-top: 20px;
}

.page-products .help-card {
  display: block;
  padding: 18px;
  text-decoration: none;
  color: inherit;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--glass);
  transition: transform 180ms var(--ease), border-color 180ms var(--ease), background 180ms var(--ease);
}

.page-products .help-card:hover,
.page-products .help-card:focus-visible {
  transform: translateY(-2px);
  border-color: var(--line-cyan);
  background: var(--dl-soft);
}

.page-products .help-tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  padding: 3px 9px;
  border-radius: 999px;
  border: 1px solid var(--line-cyan);
  color: var(--cyan);
}

.page-products .help-card h3 {
  margin: 10px 0 6px;
  font-size: 16px;
  font-weight: 700;
}

.page-products .help-card p {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--text-dim);
}

.page-products .contact-line {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
  justify-content: space-between;
  margin-top: 20px;
  padding: 16px;
  border: 1px solid var(--line-cyan);
  border-radius: var(--radius);
  background: var(--dl-soft);
}

.page-products .contact-items {
  display: grid;
  gap: 8px;
  min-width: 0;
}

.page-products .contact-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: baseline;
  font-size: 13px;
}

.page-products .contact-key {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--stone);
}

.page-products .contact-val {
  font-family: var(--font-mono);
  font-size: 13.5px;
  color: var(--paper);
  word-break: break-all;
}

@media (min-width: 640px) {
  .page-products .dl-facts {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-products .dl-card {
    padding: 24px;
  }

  .page-products .monitor {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

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

@media (min-width: 900px) {
  .page-products .dl-split {
    grid-template-columns: 1.12fr 0.88fr;
    gap: 30px;
  }

  .page-products .dl-split--steps {
    grid-template-columns: 1.05fr 0.95fr;
  }

  .page-products .dl-split--devices {
    grid-template-columns: 0.95fr 1.05fr;
  }

  .page-products .dl-block {
    margin-bottom: 64px;
  }
}

@media (min-width: 1024px) {
  .page-products .dl-layout {
    grid-template-columns: var(--dl-rail) minmax(0, 1fr);
    gap: 34px;
  }

  .page-products .rail-inner {
    display: block;
    overflow: visible;
    padding: 0;
    position: sticky;
    top: calc(var(--header-h) + 18px);
  }

  .page-products .rail-version {
    margin-bottom: 14px;
    padding: 12px 14px;
  }

  .page-products .rail-nav {
    display: grid;
    gap: 2px;
    border-left: 1px solid var(--line);
  }

  .page-products .rail-link {
    border: 0;
    border-left: 2px solid transparent;
    border-radius: 0;
    margin-left: -1px;
    padding: 10px 12px;
    font-size: 13.5px;
  }

  .page-products .rail-link:hover,
  .page-products .rail-link:focus-visible {
    border-left-color: var(--cyan);
    background: rgba(57, 240, 208, 0.07);
  }

  .page-products .dl-hero h1 {
    max-width: 18ch;
  }
}
<<<PAGE_CSS_END>>>
</main>