.page-products {
  background: var(--deep-black);
  color: var(--text-primary);
  overflow-x: hidden;
}

.page-products .prod-hero {
  position: relative;
  padding: 44px 0 40px;
}

.page-products .prod-hero::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 52%;
  height: 72%;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0) 0%, rgba(45, 95, 138, 0.34) 100%);
  clip-path: polygon(100% 0, 100% 100%, 0 100%);
  pointer-events: none;
}

.page-products .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-bottom: 20px;
  position: relative;
  z-index: 1;
}

.page-products .breadcrumb a {
  color: var(--gold);
  border-bottom: 1px solid transparent;
  transition: border-color 0.25s ease, color 0.25s ease;
}

.page-products .breadcrumb a:hover {
  border-color: var(--gold);
  color: var(--gold-light);
}

.page-products .prod-hero .page-label {
  color: var(--gold);
  font-family: var(--font-data);
  font-size: 0.8rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  position: relative;
  z-index: 1;
}

.page-products .prod-hero .page-title {
  font-family: var(--font-heading);
  font-size: clamp(2.2rem, 6vw, 4rem);
  line-height: 1.08;
  margin: 0.2em 0 0.3em;
  letter-spacing: 0.02em;
  color: var(--text-primary);
  text-shadow: 0 0 24px rgba(212, 175, 55, 0.18);
  position: relative;
  z-index: 1;
}

.page-products .prod-hero .page-subtitle {
  max-width: 680px;
  color: var(--text-secondary);
  font-size: 1rem;
  line-height: 1.9;
  position: relative;
  z-index: 1;
}

.page-products .hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 22px;
  position: relative;
  z-index: 1;
}

.page-products .section-head {
  margin-bottom: 30px;
}

.page-products .section-no {
  font-family: var(--font-heading);
  font-size: 4rem;
  line-height: 1;
  color: transparent;
  -webkit-text-stroke: 1px rgba(212, 175, 55, 0.4);
  display: block;
  margin-bottom: 6px;
  letter-spacing: 0.08em;
}

.page-products .section-title {
  margin: 0;
  font-family: var(--font-heading);
  font-size: clamp(1.6rem, 3.6vw, 2.4rem);
  letter-spacing: 0.02em;
}

.page-products .section-desc {
  margin: 8px 0 0;
  color: var(--text-secondary);
  line-height: 1.8;
}

.page-products .service-map,
.page-products .download-guide,
.page-products .data-feed,
.page-products .version-log,
.page-products .service-compare,
.page-products .next-help {
  padding: 44px 0;
}

.page-products .overview-grid {
  display: block;
  gap: 28px;
}

.page-products .tree-visual {
  position: relative;
  border-radius: 24px;
  overflow: hidden;
  background: var(--bg-card-solid);
  border: 1px solid var(--gray-line);
  margin-bottom: 26px;
}

.page-products .tree-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.35;
  pointer-events: none;
}

.page-products .service-tree-svg {
  position: relative;
  z-index: 1;
  width: 100%;
  height: auto;
  display: block;
}

.page-products .tree-lines {
  stroke: var(--space-blue);
  stroke-width: 1.5;
  stroke-dasharray: 4 6;
  fill: none;
}

.page-products .tree-node .node-leaf {
  fill: var(--space-blue);
  stroke: var(--gold);
  stroke-width: 1.5;
}

.page-products .tree-node text {
  fill: var(--text-primary);
  font-family: var(--font-body);
  font-size: 13px;
  font-weight: 600;
  text-anchor: middle;
  letter-spacing: 0.02em;
}

.page-products .tree-panel-note {
  margin: 18px 0 0;
  color: var(--text-muted);
  font-size: 0.9rem;
  line-height: 1.7;
}

.page-products .tree-panel-note a {
  color: var(--gold);
  border-bottom: 1px solid transparent;
  transition: border-color 0.25s ease;
}

.page-products .tree-panel-note a:hover {
  border-color: var(--gold);
}

.page-products .service-accordion {
  display: grid;
  gap: 14px;
}

.page-products .accordion-item {
  background: linear-gradient(135deg, rgba(45, 95, 138, 0.16), rgba(19, 24, 38, 0.7));
  border: 1px solid var(--gray-line);
  border-radius: 18px;
  transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.page-products .accordion-item:hover,
.page-products .accordion-item:focus-within {
  border-color: rgba(212, 175, 55, 0.6);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.22);
}

.page-products .accordion-title {
  margin: 0;
}

.page-products .accordion-trigger {
  background: transparent;
  border: 0;
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 600;
  padding: 16px 18px;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  cursor: pointer;
  text-align: left;
}

.page-products .accordion-trigger:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: -4px;
}

.page-products .accordion-icon {
  position: relative;
  width: 18px;
  height: 18px;
  flex: 0 0 18px;
}

.page-products .accordion-icon::before,
.page-products .accordion-icon::after {
  content: "";
  position: absolute;
  background: var(--gold);
  transition: transform 0.3s var(--ease-swift);
}

.page-products .accordion-icon::before {
  top: 8px;
  left: 2px;
  width: 14px;
  height: 2px;
}

.page-products .accordion-icon::after {
  top: 2px;
  left: 8px;
  width: 2px;
  height: 14px;
}

.page-products .accordion-item:focus-within .accordion-icon::after {
  transform: scaleY(0);
}

.page-products .accordion-panel {
  padding: 0 18px 18px;
}

.page-products .accordion-panel-inner {
  border-top: 1px dashed var(--gray-line);
  padding-top: 14px;
  color: var(--text-secondary);
  line-height: 1.8;
  font-size: 0.95rem;
}

.page-products .accordion-panel-inner strong {
  color: var(--gold);
  font-family: var(--font-data);
  font-weight: 700;
}

.page-products .download-guide {
  position: relative;
}

.page-products .download-guide::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(212, 175, 55, 0.5), transparent);
}

.page-products .download-layout {
  display: flex;
  flex-direction: column;
  gap: 32px;
}

.page-products .download-steps {
  list-style: none;
  margin: 0 0 24px;
  padding: 0;
  display: grid;
  gap: 18px;
}

.page-products .download-step {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.page-products .step-num {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--gold), var(--gold-light));
  color: var(--deep-black);
  font-family: var(--font-data);
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 36px;
}

.page-products .download-step h3 {
  margin: 0 0 4px;
  font-size: 1.05rem;
  color: var(--text-primary);
}

.page-products .download-step p {
  margin: 0;
  color: var(--text-secondary);
  line-height: 1.7;
}

.page-products .download-qr-box {
  border: 1px solid rgba(212, 175, 55, 0.34);
  background: rgba(45, 95, 138, 0.1);
  box-shadow: 0 12px 36px rgba(0, 0, 0, 0.3);
}

.page-products .btn-download-qr {
  width: 100%;
}

.page-products .btn-download-qr::before {
  content: "";
  display: inline-block;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--neon-blue);
  margin-right: 8px;
  box-shadow: 0 0 12px rgba(0, 229, 255, 0.8);
}

.page-products .download-panel-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 18px;
}

.page-products .qr-code {
  width: 160px;
  height: 160px;
  border-radius: 16px;
  box-shadow: 0 0 24px rgba(212, 175, 55, 0.18);
  flex: 0 0 auto;
}

.page-products .download-note {
  flex: 1;
  min-width: 220px;
}

.page-products .download-note p {
  margin: 0 0 12px;
  color: var(--text-secondary);
  line-height: 1.8;
}

.page-products .download-figure {
  margin: 0;
  border-radius: 28px;
  overflow: hidden;
  display: flex;
  justify-content: center;
  border: 1px solid var(--gray-line);
  background: var(--bg-card-solid);
}

.page-products .download-figure img {
  width: 100%;
  max-width: 340px;
  height: auto;
  object-fit: cover;
  display: block;
}

.page-products .data-feed {
  position: relative;
}

.page-products .feed-layout {
  display: flex;
  flex-direction: column;
  gap: 28px;
}

.page-products .feed-copy h3 {
  font-size: 1.4rem;
  margin: 0 0 10px;
  color: var(--text-primary);
}

.page-products .feed-copy p {
  color: var(--text-secondary);
  line-height: 1.9;
  margin: 0 0 18px;
}

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

.page-products .feed-list li {
  padding: 12px 14px;
  background: rgba(45, 95, 138, 0.12);
  border-left: 3px solid var(--gold);
  border-radius: 8px;
  color: var(--text-secondary);
  line-height: 1.7;
}

.page-products .feed-list li strong {
  color: var(--text-primary);
}

.page-products .feed-visual {
  margin: 0;
  border-radius: 20px;
  overflow: hidden;
  border: 1px solid var(--gray-line);
  background: var(--bg-card-solid);
}

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

.page-products .feed-cards {
  display: grid;
  gap: 16px;
  margin-top: 26px;
}

.page-products .info-card {
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.04), rgba(45, 95, 138, 0.1));
  border: 1px solid var(--gray-line);
  border-radius: 16px;
  padding: 20px;
  transition: transform 0.3s var(--ease-swift), border-color 0.3s ease;
}

.page-products .info-card:hover {
  transform: translateY(-4px);
  border-color: rgba(0, 229, 255, 0.4);
}

.page-products .card-label {
  display: inline-block;
  color: var(--terracotta);
  font-family: var(--font-data);
  font-size: 0.8rem;
  margin-bottom: 8px;
}

.page-products .card-title {
  margin: 0 0 6px;
  color: var(--text-primary);
  font-size: 1.06rem;
}

.page-products .card-text {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.7;
  color: var(--text-secondary);
}

.page-products .version-layout {
  display: flex;
  flex-direction: column;
  gap: 28px;
}

.page-products .timeline {
  list-style: none;
  margin: 0;
  padding: 0;
  position: relative;
}

.page-products .timeline::before {
  content: "";
  position: absolute;
  left: 8px;
  top: 6px;
  bottom: 6px;
  width: 2px;
  background: linear-gradient(to bottom, var(--gold), var(--space-blue));
}

.page-products .timeline-item {
  position: relative;
  padding: 0 0 24px 32px;
}

.page-products .timeline-badge {
  position: absolute;
  left: 2px;
  top: 6px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--gold);
  box-shadow: 0 0 14px rgba(212, 175, 55, 0.7);
}

.page-products .timeline-content h3 {
  margin: 0 0 4px;
  font-size: 1.1rem;
  color: var(--text-primary);
}

.page-products .timeline-content p {
  margin: 0;
  color: var(--text-secondary);
  line-height: 1.7;
}

.page-products .version-aside {
  display: flex;
  flex-direction: column;
  gap: 14px;
  align-items: flex-start;
  border: 1px solid var(--gray-line);
  border-radius: 20px;
  padding: 22px;
  background: var(--bg-card-solid);
}

.page-products .version-aside img {
  width: 100%;
  max-width: 180px;
  height: auto;
  object-fit: cover;
  border-radius: 16px;
}

.page-products .version-aside p {
  margin: 0;
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.8;
}

.page-products .compare-frame {
  position: relative;
  border: 1px solid var(--gray-line);
  border-radius: 20px;
  overflow: hidden;
  background: rgba(19, 24, 38, 0.78);
}

.page-products .compare-grid-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.18;
  pointer-events: none;
}

.page-products .table-scroll {
  overflow-x: auto;
  position: relative;
  z-index: 1;
}

.page-products .compare-table {
  width: 100%;
  min-width: 640px;
  border-collapse: collapse;
  font-family: var(--font-body);
}

.page-products .compare-table th,
.page-products .compare-table td {
  padding: 16px 18px;
  text-align: left;
  border-bottom: 1px solid var(--gray-line);
  vertical-align: middle;
}

.page-products .compare-table thead th {
  background: rgba(45, 95, 138, 0.22);
  color: var(--gold);
  font-weight: 700;
  font-size: 0.95rem;
}

.page-products .compare-table tbody th {
  width: 42%;
  color: var(--text-primary);
  font-weight: 600;
}

.page-products .compare-table td {
  color: var(--text-secondary);
}

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

.page-products .compare-table tbody tr:hover {
  background: rgba(212, 175, 55, 0.06);
}

.page-products .compare-tip {
  margin-top: 16px;
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.7;
}

.page-products .next-help {
  padding-bottom: 56px;
}

.page-products .next-help-inner {
  border: 1px solid var(--gray-line);
  background: linear-gradient(135deg, rgba(45, 95, 138, 0.18), rgba(212, 175, 55, 0.06));
  border-radius: 24px;
  padding: 32px 24px;
  display: flex;
  flex-direction: column;
  gap: 18px;
  align-items: center;
  text-align: center;
}

.page-products .next-help-inner .section-title {
  font-size: 1.5rem;
}

.page-products .next-help p {
  margin: 0;
  max-width: 640px;
  color: var(--text-secondary);
  line-height: 1.8;
}

.page-products .next-help-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
}

@media (min-width: 768px) {
  .page-products .prod-hero {
    padding: 64px 0 48px;
  }

  .page-products .service-map,
  .page-products .download-guide,
  .page-products .data-feed,
  .page-products .version-log,
  .page-products .service-compare,
  .page-products .next-help {
    padding: 64px 0;
  }

  .page-products .prod-hero .page-subtitle {
    font-size: 1.1rem;
  }

  .page-products .overview-grid {
    display: grid;
    grid-template-columns: 5fr 7fr;
    gap: 32px;
    align-items: center;
  }

  .page-products .tree-visual {
    margin-bottom: 0;
  }

  .page-products .download-layout {
    display: grid;
    grid-template-columns: 7fr 5fr;
    gap: 40px;
    align-items: center;
  }

  .page-products .feed-layout {
    display: grid;
    grid-template-columns: 6fr 6fr;
    gap: 40px;
    align-items: center;
  }

  .page-products .feed-cards {
    grid-template-columns: repeat(3, 1fr);
  }

  .page-products .version-layout {
    display: grid;
    grid-template-columns: 8fr 4fr;
    gap: 44px;
    align-items: start;
  }

  .page-products .btn-download-qr {
    width: auto;
  }
}

@media (min-width: 1024px) {
  .page-products .prod-hero {
    padding: 80px 0 64px;
  }

  .page-products .hero-meta {
    margin-top: 28px;
  }

  .page-products .download-steps {
    gap: 22px;
  }

  .page-products .service-compare .section-head,
  .page-products .version-log .section-head,
  .page-products .data-feed .section-head {
    max-width: 60%;
  }
}