/* GEOLiNK · /industries/edge-ai/ — expansion-lane page
   Unique prefix: pg-ea- . No global class selectors in this file. */

/* ---- Hero: light split with a floating board and a portrait scene ---- */
.pg-ea-hero {
  display: grid;
  grid-template-columns: minmax(0, 0.94fr) minmax(0, 1.06fr);
  gap: clamp(28px, 4.5vw, 64px);
  align-items: center;
  width: 100%;
  max-width: var(--shell);
  margin-inline: auto;
  padding: clamp(44px, 5.5vw, 80px) var(--gutter) clamp(40px, 5vw, 72px);
}
.pg-ea-hero-copy {
  max-width: 620px;
}
.pg-ea-hero-title {
  max-width: 12ch;
  margin-top: var(--space-4);
}
.pg-ea-hero-lead {
  max-width: 46ch;
  margin-top: var(--space-5);
}
.pg-ea-lanes {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: var(--space-6);
  padding: 0;
  list-style: none;
}
.pg-ea-lanes li {
  padding: 5px 9px;
  border: 1px solid var(--line);
  background: var(--color-lab-raised);
  color: var(--accent-ink);
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
.pg-ea-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-top: var(--space-6);
}
.pg-ea-hero-boundary {
  max-width: 50ch;
  margin-top: var(--space-6);
  padding-top: var(--space-4);
  border-top: 1px solid var(--line);
  color: var(--text-secondary);
  font-size: 12px;
  line-height: 1.55;
}
.pg-ea-hero-media {
  position: relative;
  min-height: clamp(440px, 42vw, 560px);
}
.pg-ea-hero-scene {
  position: absolute;
  top: 0;
  right: 0;
  width: 66%;
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--panel-soft);
}
.pg-ea-hero-scene img {
  display: block;
  width: 100%;
  aspect-ratio: 2 / 3;
  object-fit: cover;
}
.pg-ea-hero-scene figcaption {
  position: absolute;
  right: 10px;
  bottom: 10px;
  padding: 5px 8px;
  background: rgba(247, 249, 250, 0.86);
  color: var(--text-secondary);
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
.pg-ea-hero-board {
  position: absolute;
  left: 0;
  bottom: 7%;
  width: 58%;
  margin: 0;
  border: 1px solid var(--line);
  background: var(--color-lab-raised);
  box-shadow: var(--shadow-lift);
}
.pg-ea-hero-board img {
  display: block;
  width: 100%;
  aspect-ratio: 1 / 1;
  padding: clamp(14px, 2vw, 26px);
  object-fit: contain;
}
.pg-ea-hero-board figcaption {
  padding: 9px 12px;
  border-top: 1px solid var(--line-soft);
  color: var(--accent-ink);
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.pg-ea-hero-detail {
  position: absolute;
  top: 4%;
  left: 2%;
  width: 26%;
  padding: 8px;
  border: 1px solid var(--line);
  background: var(--color-lab-raised);
  object-fit: contain;
}

/* ---- Latency budget ---- */
.pg-ea-stats {
  padding-block: clamp(52px, 6vw, 84px) clamp(44px, 5vw, 66px);
  border-top: 1px solid var(--line);
}
.pg-ea-stats-head {
  max-width: 720px;
}
.pg-ea-stat-rail {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  margin-top: var(--space-7);
  background: var(--line);
  border-block: 1px solid var(--line);
}
.pg-ea-stat {
  display: grid;
  align-content: start;
  gap: 8px;
  padding: 20px clamp(12px, 2vw, 22px) 18px;
  background: var(--color-lab-white);
}
.pg-ea-stat-value {
  color: var(--ink);
  font-size: clamp(26px, 3vw, 38px);
  line-height: 1;
}
.pg-ea-stat-key {
  max-width: 24ch;
  color: var(--text-secondary);
  font-size: 13px;
  line-height: 1.45;
}
.pg-ea-budget {
  margin: var(--space-8) 0 0;
}
.pg-ea-budget svg {
  display: block;
  width: 100%;
  height: auto;
  border-block: 1px solid var(--line-soft);
  background: var(--color-lab-raised);
}
.pg-ea-budget figcaption {
  margin-top: 9px;
  color: var(--text-secondary);
  font-family: var(--font-mono);
  font-size: 10px;
}

/* ---- Requirement to lane ---- */
.pg-ea-expansion {
  padding-block: clamp(54px, 6vw, 90px);
  background: var(--gradient-lab);
}
.pg-ea-expansion-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.86fr) minmax(0, 1.14fr);
  gap: clamp(30px, 5vw, 66px);
  align-items: center;
}
.pg-ea-expansion-lead {
  max-width: 42ch;
  margin-top: var(--space-4);
  color: var(--text-secondary);
}
.pg-ea-lane-list {
  display: grid;
  margin-top: var(--space-6);
  border-top: 1px solid var(--line);
}
.pg-ea-lane-list li {
  display: grid;
  grid-template-columns: 110px minmax(0, 1fr);
  gap: 16px;
  padding-block: 13px;
  border-bottom: 1px solid var(--line-soft);
}
.pg-ea-lane-key {
  color: var(--accent-ink);
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
.pg-ea-lane-val {
  color: var(--ink);
  font-size: 13px;
  line-height: 1.5;
}
.pg-ea-expansion-media {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-4);
  min-width: 0;
}
.pg-ea-lane-map {
  margin: 0;
  border: 1px solid var(--line);
  background: var(--color-lab-raised);
}
.pg-ea-lane-map svg {
  display: block;
  width: 100%;
  height: auto;
}
.pg-ea-lane-map figcaption {
  padding: 9px 13px;
  border-top: 1px solid var(--line-soft);
  color: var(--text-secondary);
  font-family: var(--font-mono);
  font-size: 10px;
}
.pg-ea-expansion-thumbs {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-4);
}
.pg-ea-expansion-thumbs figure {
  margin: 0;
  border: 1px solid var(--line);
  background: var(--color-lab-raised);
}
.pg-ea-expansion-thumbs img {
  display: block;
  width: 100%;
  aspect-ratio: 1 / 1;
  padding: 14px;
  object-fit: contain;
}
.pg-ea-expansion-thumbs figcaption {
  padding: 8px 12px;
  border-top: 1px solid var(--line-soft);
  color: var(--text-secondary);
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

/* ---- Models ---- */
.pg-ea-models {
  padding-block: clamp(56px, 6vw, 92px);
}
.pg-ea-models-head {
  max-width: 740px;
}
.pg-ea-models-lead {
  max-width: 48ch;
  margin-top: var(--space-4);
  color: var(--text-secondary);
}
.pg-ea-model-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(18px, 2.4vw, 30px);
  margin-top: var(--space-8);
}
.pg-ea-model-card {
  display: flex;
  flex-direction: column;
  border: 1px solid var(--line);
  background: var(--color-lab-raised);
  box-shadow: var(--shadow-raised);
}
.pg-ea-model-main {
  display: block;
  border-bottom: 1px solid var(--line-soft);
  background: var(--gradient-ice);
}
.pg-ea-model-main img {
  display: block;
  width: 100%;
  aspect-ratio: 1 / 1;
  padding: clamp(18px, 2.6vw, 34px);
  object-fit: contain;
}
.pg-ea-model-thumbs {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  border-bottom: 1px solid var(--line-soft);
  background: var(--line-soft);
}
.pg-ea-model-thumbs img {
  display: block;
  width: 100%;
  aspect-ratio: 1 / 1;
  padding: 12px;
  background: var(--color-lab-raised);
  object-fit: contain;
}
.pg-ea-model-body {
  display: flex;
  flex: 1;
  flex-direction: column;
  align-items: flex-start;
  padding: clamp(18px, 2.4vw, 26px);
}
.pg-ea-model-body h3 {
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 22px;
  font-weight: 500;
}
.pg-ea-model-body h3 a {
  color: var(--ink);
  text-decoration: none;
}
.pg-ea-model-body p {
  margin-top: var(--space-3);
  color: var(--text-secondary);
  font-size: 14px;
  line-height: 1.55;
}
.pg-ea-model-specs {
  width: 100%;
  margin-top: auto;
  padding-top: var(--space-4);
}
.pg-ea-model-specs > div {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding-block: 6px;
  border-top: 1px solid var(--line-soft);
  font-family: var(--font-mono);
  font-size: 10px;
}
.pg-ea-model-specs dt {
  color: var(--text-secondary);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.pg-ea-model-specs dd {
  margin: 0;
  color: var(--ink);
}

/* ---- Matrix: rule-led rows ---- */
.pg-ea-matrix {
  padding-block: clamp(54px, 6vw, 88px);
  background: var(--color-lab-raised);
  border-block: 1px solid var(--line);
}
.pg-ea-matrix-head {
  max-width: 700px;
}
.pg-ea-table-wrap {
  margin-top: var(--space-7);
  overflow-x: auto;
}
.pg-ea-table {
  width: 100%;
  min-width: 720px;
  border-collapse: collapse;
  text-align: left;
}
.pg-ea-table th,
.pg-ea-table td {
  padding: 12px 14px;
  border-bottom: 1px solid var(--line-soft);
  vertical-align: top;
  font-size: 13px;
  line-height: 1.45;
}
.pg-ea-table thead th {
  border-bottom: 1px solid var(--line-strong);
  color: var(--accent-ink);
  font-family: var(--font-mono);
  font-size: 9px;
  font-weight: 400;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
.pg-ea-table tbody th {
  padding-left: 18px;
  border-left: 2px solid var(--accent);
  color: var(--ink);
  font-weight: 500;
}
.pg-ea-table td {
  color: var(--text-secondary);
}
.pg-ea-matrix-note {
  max-width: 66ch;
  margin-top: var(--space-4);
  color: var(--text-secondary);
  font-family: var(--font-mono);
  font-size: 10px;
}

/* ---- Boundary ---- */
.pg-ea-boundary {
  padding-block: clamp(54px, 6vw, 88px);
}
.pg-ea-boundary-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
  gap: clamp(30px, 5vw, 64px);
  align-items: center;
}
.pg-ea-boundary-copy p {
  max-width: 45ch;
  margin-top: var(--space-4);
  color: var(--text-secondary);
  font-size: 14px;
  line-height: 1.65;
}
.pg-ea-flow {
  margin: 0;
  overflow-x: auto;
  border: 1px solid var(--line);
  background: var(--color-lab-raised);
}
.pg-ea-flow svg {
  display: block;
  width: 100%;
  height: auto;
}
.pg-ea-flow figcaption {
  padding: 9px 13px;
  border-top: 1px solid var(--line-soft);
  color: var(--text-secondary);
  font-family: var(--font-mono);
  font-size: 10px;
}

/* ---- Case ---- */
.pg-ea-case {
  padding-block: clamp(56px, 6vw, 92px);
  background: var(--gradient-ice);
  border-block: 1px solid var(--line);
}
.pg-ea-case-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: clamp(30px, 5vw, 68px);
  align-items: center;
}
.pg-ea-case-copy p {
  max-width: 46ch;
  margin-top: var(--space-4);
  color: var(--text-secondary);
  font-size: 14px;
  line-height: 1.65;
}
.pg-ea-case-metric {
  display: flex;
  align-items: baseline;
  gap: 14px;
  margin-top: var(--space-6);
  padding-block: 14px;
  border-block: 1px solid var(--line);
}
.pg-ea-case-value {
  color: var(--accent-ink);
  font-size: clamp(38px, 4.4vw, 56px);
  line-height: 1;
}
.pg-ea-case-key {
  max-width: 22ch;
  color: var(--text-secondary);
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.06em;
  line-height: 1.5;
  text-transform: uppercase;
}
.pg-ea-case-list {
  display: grid;
  gap: 8px;
  margin-top: var(--space-5);
  padding-left: 18px;
  color: var(--ink);
  font-size: 13px;
  line-height: 1.55;
}
.pg-ea-case-note {
  font-family: var(--font-mono);
  font-size: 10px;
}
.pg-ea-case-media {
  display: grid;
  gap: var(--space-4);
  min-width: 0;
}
.pg-ea-case-scene {
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--color-lab-raised);
}
.pg-ea-case-scene img {
  display: block;
  width: 100%;
  aspect-ratio: 2 / 3;
  object-fit: cover;
}
.pg-ea-case-scene figcaption {
  padding: 9px 13px;
  border-top: 1px solid var(--line-soft);
  color: var(--text-secondary);
  font-family: var(--font-mono);
  font-size: 10px;
}
.pg-ea-case-products {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-4);
}
.pg-ea-case-products figure {
  margin: 0;
  border: 1px solid var(--line);
  background: var(--color-lab-raised);
}
.pg-ea-case-products img {
  display: block;
  width: 100%;
  aspect-ratio: 1 / 1;
  padding: 14px;
  object-fit: contain;
}
.pg-ea-case-products figcaption {
  padding: 8px 12px;
  border-top: 1px solid var(--line-soft);
  color: var(--text-secondary);
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

/* ---- FAQ ---- */
.pg-ea-faq {
  padding-block: clamp(54px, 6vw, 88px);
}
.pg-ea-faq-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
  gap: clamp(30px, 5vw, 64px);
}
.pg-ea-faq-head {
  align-self: start;
}
.pg-ea-faq-list {
  border-top: 1px solid var(--line);
}
.pg-ea-faq-item {
  border-bottom: 1px solid var(--line);
}
.pg-ea-faq-item summary {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding-block: 16px;
  color: var(--ink);
  font-size: 15px;
  font-weight: 500;
  line-height: 1.4;
  cursor: pointer;
  list-style: none;
}
.pg-ea-faq-item summary::-webkit-details-marker {
  display: none;
}
.pg-ea-faq-item summary::before {
  content: "+";
  color: var(--accent-ink);
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 400;
}
.pg-ea-faq-item[open] summary::before {
  content: "−";
}
.pg-ea-faq-item p {
  max-width: 62ch;
  padding: 0 0 18px 26px;
  color: var(--text-secondary);
  font-size: 14px;
  line-height: 1.65;
}

/* ---- CTA: light split, image right ---- */
.pg-ea-cta {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
  min-height: clamp(340px, 38vw, 460px);
  background: var(--panel);
  border-top: 1px solid var(--line);
}
.pg-ea-cta-copy {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
  max-width: 680px;
  padding: clamp(40px, 5.5vw, 76px) clamp(24px, 5vw, 72px);
}
.pg-ea-cta-copy h2 {
  max-width: 16ch;
  margin-top: var(--space-3);
}
.pg-ea-cta-copy p {
  max-width: 44ch;
  margin-top: var(--space-4);
  color: var(--text-secondary);
  font-size: 14px;
  line-height: 1.6;
}
.pg-ea-cta-boundary {
  padding-top: var(--space-4);
  border-top: 1px solid var(--line);
  font-size: 12px;
}
.pg-ea-cta-media {
  position: relative;
  min-height: 100%;
  overflow: hidden;
}
.pg-ea-cta-media img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.pg-ea-cta-scene-label {
  position: absolute;
  right: 14px;
  bottom: 12px;
  z-index: 1;
  padding: 5px 8px;
  background: rgba(247, 249, 250, 0.86);
  color: var(--text-secondary);
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

/* ---- Responsive ---- */
@media (max-width: 980px) {
  .pg-ea-hero,
  .pg-ea-expansion-grid,
  .pg-ea-boundary-grid,
  .pg-ea-case-grid,
  .pg-ea-faq-grid {
    grid-template-columns: 1fr;
  }
  .pg-ea-hero-media {
    min-height: 520px;
  }
  .pg-ea-model-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .pg-ea-cta {
    grid-template-columns: 1fr;
  }
  .pg-ea-cta-media {
    min-height: 280px;
  }
}
@media (max-width: 680px) {
  .pg-ea-stat-rail {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .pg-ea-model-grid {
    grid-template-columns: 1fr;
  }
  .pg-ea-hero-media {
    min-height: 460px;
  }
  .pg-ea-hero-scene {
    width: 74%;
  }
  .pg-ea-hero-board {
    width: 62%;
  }
  .pg-ea-hero-detail {
    width: 30%;
  }
  .pg-ea-lane-list li {
    grid-template-columns: 1fr;
    gap: 4px;
  }
  .pg-ea-expansion-thumbs,
  .pg-ea-case-products {
    grid-template-columns: 1fr;
  }
}

/* A wide diagram scroller must not force its grid column past the viewport. */
.pg-ea-expansion-grid > *,
.pg-ea-boundary-grid > *,
.pg-ea-case-grid > * {
  min-width: 0;
}