.breadcrumbs {
  display: flex;
  align-items: center;
  gap: 10px;
  padding-top: 24px;
  color: var(--muted);
  font-size: 14px;
}

.breadcrumbs a:hover {
  color: var(--blue);
}

.product-hero-grid {
  min-height: 430px;
  padding-top: 24px;
  padding-bottom: 44px;
}

.product-hero h1 {
  font-size: clamp(34px, 3.8vw, 54px);
  line-height: 1.22;
  letter-spacing: -.8px;
}

.section-nav {
  background: #fff;
  border-bottom: 1px solid var(--border);
}

.section-links {
  display: flex;
  gap: 24px;
  overflow-x: auto;
  padding-top: 18px;
  padding-bottom: 18px;
  scrollbar-width: thin;
  justify-content: space-between;
  align-items: center;
}

.section-links a {
  flex: 0 0 auto;
  color: var(--muted);
  font-size: 15px;
}

.section-links a:hover {
  color: var(--blue);
}

.product-section {
  padding: 32px 0;
}

.product-section .section-heading {
  margin-bottom: 24px;
}

.overview-grid {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 16px;
}

.overview-card {
  padding: 24px 16px;
  border: 1px solid var(--border);
  border-radius: 12px;
  text-align: center;
  background: linear-gradient(#fff, #f9fcff);
}

.overview-card img {
  margin: 0 auto 16px;
  object-fit: contain;
}

.overview-card h3 {
  margin-bottom: 10px;
  font-size: 18px;
}

.overview-card p {
  color: var(--muted);
  font-size: 14px;
  line-height: 1.85;
}

.detail-tabs {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  margin-bottom: 20px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: #f4f9ff;
}

.detail-tab {
  min-height: 50px;
  padding: 12px 8px;
  background: transparent;
  border: 0;
  border-radius: 8px;
  font-size: 15px;
}

.detail-tab[aria-selected="true"] {
  background: var(--blue);
  color: #fff;
}

.detail-tab:hover:not([aria-selected="true"]) {
  background: #e4efff;
}

.detail-panel {
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 32px;
  padding: 32px;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: linear-gradient(110deg, #fff 30%, #e7f3ff);
}

.detail-copy h3 {
  margin-bottom: 12px;
  font-size: 24px;
}

.detail-copy p {
  max-width: 540px;
  margin-bottom: 18px;
  color: var(--muted);
}

.check-list {
  padding: 0;
  list-style: none;
  color: var(--muted);
  line-height: 1.9;
}

.check-list li::before {
  content: "✓";
  margin-right: 10px;
  color: var(--green);
  font-weight: 700;
}

.detail-visual {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 24px;
  min-height: 210px;
}

.detail-visual img {
  width: 190px;
  height: auto;
}

.connection-note {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 24px;
  background: #ffffffd9;
  border: 1px solid #e4efff;
  border-radius: 12px;
  box-shadow: 0 8px 30px #0057ff12;
}

.connection-note strong {
  font-size: 18px;
}

.connection-note span {
  color: var(--muted);
  font-size: 14px;
}

.routing-visual {
  position: relative;
  min-width: 0;
  min-height: 300px;
  isolation: isolate;
}

.routing-map {
  position: absolute;
  inset: 0;
  z-index: -1;
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 12px;
}

.routing-selection,
.routing-nodes {
  position: absolute;
  padding: 20px;
  border: 1px solid #e3efff;
  border-radius: 12px;
  background: #ffffffed;
  box-shadow: 0 8px 26px #0057ff1a;
}

.routing-selection {
  left: 14px;
  bottom: 24px;
  width: 190px;
}

.routing-nodes {
  top: 14px;
  right: 14px;
  width: 200px;
}

.routing-selection h4,
.routing-nodes h4 {
  margin: 0 0 12px;
  font-size: 16px;
}

.routing-selection ul {
  padding: 0;
  list-style: none;
  color: var(--muted);
  font-size: 14px;
  line-height: 2;
}

.routing-selection li::before {
  content: "✓";
  margin-right: 8px;
  color: var(--green);
}

.routing-nodes dl {
  display: grid;
  gap: 8px;
  margin: 0;
  font-size: 14px;
  color: var(--muted);
}

.routing-nodes dl > div,
.routing-nodes dt {
  display: flex;
  align-items: center;
}

.routing-nodes dl > div {
  justify-content: space-between;
  gap: 8px;
}

.routing-nodes dt {
  gap: 7px;
}

.routing-nodes dd {
  margin: 0;
  font-variant-numeric: tabular-nums;
}

.node-dot {
  display: grid;
  place-items: center;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  color: var(--blue);
  background: #edf5ff;
  font-size: 10px;
  font-weight: 700;
}

.routing-nodes p {
  margin-top: 12px;
  color: var(--muted);
  font-size: 12px;
}

.demo-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  align-items: stretch;
  gap: 28px;
}

.client-figure {
  margin: 0;
  align-self: center;
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: #f5faff;
}

.client-figure img {
  width: 100%;
  height: auto;
}

.client-figure figcaption {
  padding: 10px;
  color: var(--muted);
  text-align: center;
  font-size: 14px;
}

.numbered-list,
.setup-grid {
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: steps;
}

.numbered-list li,
.setup-grid li {
  position: relative;
  padding-left: 46px;
  counter-increment: steps;
}

.numbered-list li::before,
.setup-grid li::before {
  position: absolute;
  top: 1px;
  left: 0;
  display: grid;
  place-items: center;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--blue);
  color: #fff;
  content: counter(steps);
  font-weight: 650;
}

.numbered-list li + li {
  margin-top: 16px;
}

.numbered-list h3,
.setup-grid h3 {
  margin-bottom: 6px;
  font-size: 18px;
}

.numbered-list p,
.setup-grid p {
  color: var(--muted);
  font-size: 14px;
  line-height: 1.8;
}

.windows-card {
  padding: 24px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: linear-gradient(135deg, #fff, #e6f3ff);
}

.windows-card > img {
  margin-bottom: 12px;
}

.windows-card h3 {
  margin-bottom: 14px;
  color: var(--blue);
  font-size: 20px;
}

.windows-card .check-list {
  font-size: 14px;
}

.windows-card .text-button {
  display: inline-block;
  margin-top: 14px;
}

.scene-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 20px;
}

.scene-card {
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: 12px;
}

.scene-card img {
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 1;
  object-fit: cover;
}

.scene-card > div {
  padding: 18px;
}

.scene-card h3 {
  margin-bottom: 8px;
  font-size: 20px;
}

.scene-card p {
  color: var(--muted);
  font-size: 14px;
  line-height: 1.8;
}

.table-scroll {
  overflow-x: auto;
  border: 1px solid var(--border);
  border-radius: 12px;
}

.mode-table {
  width: 100%;
  min-width: 700px;
  border-collapse: collapse;
  font-size: 15px;
  text-align: left;
}

.mode-table caption {
  padding: 14px;
  background: #f4f9ff;
  font-weight: 600;
  text-align: left;
}

.mode-table th,
.mode-table td {
  padding: 16px;
  border-top: 1px solid var(--border);
  line-height: 1.7;
}

.mode-table thead th {
  background: #edf5ff;
}

.mode-table td {
  color: var(--muted);
}

.setup-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 28px;
  margin-bottom: 30px;
}

.support-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.support-card {
  display: flex;
  align-items: flex-start;
  gap: 20px;
  padding: 28px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: #f6faff;
  scroll-margin-top: 24px;
}

.support-card img {
  flex-shrink: 0;
  object-fit: contain;
}

.support-card h3 {
  margin-bottom: 10px;
  font-size: 22px;
}

.support-card p,
.support-card ul {
  color: var(--muted);
  line-height: 1.85;
}

.support-card ul {
  padding-left: 20px;
  margin-bottom: 10px;
}

.product-cta {
  padding: 36px 0;
  background: linear-gradient(110deg, #e8f5ff, #cce7ff);
}

.cta-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
}

.cta-row h2 {
  font-size: 26px;
  margin-bottom: 8px;
}

.cta-row p {
  color: var(--muted);
}

@media (max-width: 1100px) {
  .overview-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 24px;
  }

  .demo-grid {
    grid-template-columns: 1fr 1fr;
  }

  .windows-card {
    grid-column: 1 / -1;
  }

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

  .detail-visual {
    flex-direction: column;
    gap: 12px;
  }

  .cta-row {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (max-width: 600px) {
  .routing-visual {
    display: grid;
    grid-template-columns: 1fr 1fr;
    align-items: end;
    gap: 12px;
    min-height: 270px;
    padding: 12px;
  }

  .routing-selection,
  .routing-nodes {
    position: static;
    width: auto;
    padding: 14px 10px;
  }

  .routing-selection h4,
  .routing-nodes h4 {
    font-size: 14px;
  }

  .routing-selection ul,
  .routing-nodes dl {
    font-size: 12px;
  }

  .routing-nodes dt {
    gap: 4px;
  }

  .node-dot {
    width: 18px;
    height: 18px;
    font-size: 9px;
  }
  .product-hero-grid {
    min-height: 0;
    padding-top: 26px;
    padding-bottom: 36px;
  }

  .product-section {
    padding: 28px 0;
  }

  .overview-grid,
  .scene-grid,
  .setup-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
  }

  .overview-card {
    padding: 20px 12px;
  }

  .detail-tabs {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .detail-panel,
  .demo-grid,
  .support-grid {
    grid-template-columns: 1fr;
  }

  .detail-panel {
    padding: 24px;
  }

  .detail-visual {
    min-height: 0;
  }

  .scene-card:last-child {
    grid-column: 1 / -1;
  }

  .scene-card > div {
    padding: 16px;
  }

  .scene-card h3 {
    font-size: 18px;
  }

  .support-card {
    padding: 22px 18px;
    gap: 14px;
  }

  .support-card img {
    width: 40px;
    height: auto;
  }

  .setup-grid li {
    padding-left: 0;
    padding-top: 44px;
  }

  .cta-row h2 {
    font-size: 24px;
  }
}