/* GEOLiNK · /industries/energy/ — surge-ladder page
   Unique prefix: pg-en- . No global class selectors in this file. */

/* ---- Hero: copy left, ladder over scene and board ---- */
.pg-en-hero {
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
  gap: clamp(28px, 4.6vw, 66px);
  align-items: center;
  width: 100%;
  max-width: var(--shell);
  margin-inline: auto;
  padding: clamp(44px, 5.5vw, 82px) var(--gutter) clamp(40px, 5vw, 72px);
}
.pg-en-hero-copy {
  max-width: 610px;
}
.pg-en-hero-title {
  max-width: 15ch;
  margin-top: var(--space-4);
}
.pg-en-hero-lead {
  max-width: 46ch;
  margin-top: var(--space-5);
}
.pg-en-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-top: var(--space-6);
}
.pg-en-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-en-hero-panel {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.06fr) minmax(0, 0.94fr);
  grid-template-rows: auto auto;
  min-height: clamp(500px, 44vw, 590px);
}
.pg-en-hero-scene {
  grid-column: 1 / span 2;
  grid-row: 1 / span 2;
  width: 72%;
  margin: 0 0 0 auto;
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--panel-soft);
}
.pg-en-hero-scene img {
  display: block;
  width: 100%;
  aspect-ratio: 2 / 3;
  object-fit: cover;
}
.pg-en-hero-scene figcaption {
  position: absolute;
  top: 12px;
  right: 12px;
  padding: 5px 8px;
  background: rgba(247, 249, 250, 0.88);
  color: var(--text-secondary);
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
.pg-en-ladder {
  position: relative;
  z-index: 2;
  grid-column: 1;
  grid-row: 1 / span 2;
  align-self: end;
  width: 88%;
  padding: 22px 20px 18px;
  background: #1F2A2E;
  color: #FFFFFF;
  box-shadow: var(--shadow-lift);
}
.pg-en-ladder-title {
  margin-bottom: 10px;
  color: #9EDDE3;
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}
.pg-en-ladder-row {
  display: grid;
  grid-template-columns: 30px minmax(0, 1fr) minmax(0, 1fr);
  gap: 10px;
  align-items: baseline;
  padding-block: 9px;
  border-top: 1px solid rgba(255, 255, 255, 0.18);
}
.pg-en-ladder-row--base {
  border-bottom: 1px solid rgba(255, 255, 255, 0.18);
}
.pg-en-ladder-level {
  color: #9EDDE3;
  font-family: var(--font-mono);
  font-size: 9px;
}
.pg-en-ladder-value {
  color: #FFFFFF;
  font-size: 18px;
}
.pg-en-ladder-key {
  color: rgba(255, 255, 255, 0.68);
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.pg-en-hero-board {
  position: relative;
  z-index: 3;
  grid-column: 2;
  grid-row: 2;
  width: 86%;
  margin: 0 0 -6px auto;
  border: 1px solid var(--line);
  background: var(--color-lab-raised);
  box-shadow: var(--shadow-raised);
}
.pg-en-hero-board img {
  display: block;
  width: 100%;
  aspect-ratio: 1 / 1;
  padding: 14px;
  object-fit: contain;
}
.pg-en-hero-board figcaption {
  padding: 8px 11px;
  border-top: 1px solid var(--line-soft);
  color: var(--accent-ink);
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

/* ---- Stat band ---- */
.pg-en-stats {
  padding-block: clamp(52px, 6vw, 84px) clamp(46px, 5vw, 70px);
  background: var(--color-lab-raised);
  border-block: 1px solid var(--line);
}
.pg-en-stats-head {
  max-width: 740px;
}
.pg-en-stat-rail {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: clamp(16px, 2.4vw, 30px);
  margin-top: var(--space-8);
}
.pg-en-stat {
  display: grid;
  align-content: start;
  gap: 8px;
  padding-top: 14px;
  border-top: 2px solid var(--accent);
}
.pg-en-stat-value {
  color: var(--ink);
  font-size: clamp(24px, 2.6vw, 34px);
  line-height: 1;
}
.pg-en-stat-key {
  max-width: 26ch;
  color: var(--text-secondary);
  font-size: 13px;
  line-height: 1.45;
}
.pg-en-stats-note {
  max-width: 84ch;
  margin-top: var(--space-7);
  padding-top: var(--space-4);
  border-top: 1px solid var(--line-soft);
  color: var(--text-secondary);
  font-family: var(--font-mono);
  font-size: 10px;
  line-height: 1.55;
}

/* ---- Answer: copy left, media right ---- */
.pg-en-answer {
  padding-block: clamp(54px, 6vw, 90px);
  background: var(--gradient-lab);
}
.pg-en-answer-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
  gap: clamp(30px, 5vw, 68px);
  align-items: center;
}
.pg-en-answer-lead {
  max-width: 44ch;
  margin-top: var(--space-4);
  color: var(--text-secondary);
}
.pg-en-answer-list {
  display: grid;
  margin-top: var(--space-6);
  border-top: 1px solid var(--line);
}
.pg-en-answer-list li {
  display: grid;
  grid-template-columns: 90px minmax(0, 1fr);
  gap: 16px;
  padding-block: 13px;
  border-bottom: 1px solid var(--line-soft);
}
.pg-en-answer-key {
  color: var(--accent-ink);
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
.pg-en-answer-val {
  color: var(--ink);
  font-size: 13px;
  line-height: 1.5;
}
.pg-en-answer-media {
  display: grid;
  gap: var(--space-4);
  min-width: 0;
}
.pg-en-answer-main {
  margin: 0;
  border: 1px solid var(--line);
  background: var(--color-lab-raised);
  box-shadow: var(--shadow-raised);
}
.pg-en-answer-main img {
  display: block;
  width: 100%;
  aspect-ratio: 1 / 1;
  padding: clamp(18px, 3.4vw, 44px);
  object-fit: contain;
}
.pg-en-answer-main figcaption,
.pg-en-answer-thumbs figcaption {
  padding: 9px 13px;
  border-top: 1px solid var(--line-soft);
  color: var(--text-secondary);
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}
.pg-en-answer-thumbs {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-4);
}
.pg-en-answer-thumbs figure {
  margin: 0;
  border: 1px solid var(--line);
  background: var(--color-lab-raised);
}
.pg-en-answer-thumbs img {
  display: block;
  width: 100%;
  aspect-ratio: 1 / 1;
  padding: 14px;
  object-fit: contain;
}

/* ---- Models ---- */
.pg-en-models {
  padding-block: clamp(56px, 6vw, 92px);
}
.pg-en-models-head {
  max-width: 720px;
}
.pg-en-models-lead {
  max-width: 50ch;
  margin-top: var(--space-4);
  color: var(--text-secondary);
}
.pg-en-model-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(18px, 2.4vw, 30px);
  margin-top: var(--space-8);
}
.pg-en-model-card {
  display: flex;
  flex-direction: column;
  border: 1px solid var(--line);
  background: var(--color-lab-raised);
  box-shadow: var(--shadow-raised);
}
.pg-en-model-main {
  display: block;
  border-bottom: 1px solid var(--line-soft);
  background: var(--gradient-ice);
}
.pg-en-model-main img {
  display: block;
  width: 100%;
  aspect-ratio: 1 / 1;
  padding: clamp(18px, 2.6vw, 34px);
  object-fit: contain;
}
.pg-en-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-en-model-thumbs img {
  display: block;
  width: 100%;
  aspect-ratio: 1 / 1;
  padding: 12px;
  background: var(--color-lab-raised);
  object-fit: contain;
}
.pg-en-model-body {
  display: flex;
  flex: 1;
  flex-direction: column;
  align-items: flex-start;
  padding: clamp(18px, 2.4vw, 26px);
}
.pg-en-model-body h3 {
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 22px;
  font-weight: 500;
}
.pg-en-model-body h3 a {
  color: var(--ink);
  text-decoration: none;
}
.pg-en-model-body p {
  margin-top: var(--space-3);
  color: var(--text-secondary);
  font-size: 14px;
  line-height: 1.55;
}

/* ---- Matrix ---- */
.pg-en-matrix {
  padding-block: clamp(54px, 6vw, 88px);
  background: var(--color-lab-raised);
  border-block: 1px solid var(--line);
}
.pg-en-matrix-head {
  max-width: 700px;
}
.pg-en-table-wrap {
  margin-top: var(--space-7);
  overflow-x: auto;
}
.pg-en-table {
  width: 100%;
  min-width: 720px;
  border-collapse: collapse;
  text-align: left;
}
.pg-en-table th,
.pg-en-table td {
  padding: 13px 14px;
  border-bottom: 1px solid var(--line-soft);
  vertical-align: top;
  font-size: 13px;
  line-height: 1.45;
}
.pg-en-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-en-table tbody th {
  position: relative;
  padding-left: 22px;
  color: var(--ink);
  font-weight: 500;
}
.pg-en-table tbody th::before {
  content: "";
  position: absolute;
  top: 18px;
  left: 8px;
  width: 5px;
  height: 5px;
  background: var(--accent);
}
.pg-en-table td {
  color: var(--text-secondary);
}
.pg-en-matrix-note {
  max-width: 66ch;
  margin-top: var(--space-4);
  color: var(--text-secondary);
  font-family: var(--font-mono);
  font-size: 10px;
}

/* ---- Boundary: flow left, copy right ---- */
.pg-en-boundary {
  padding-block: clamp(54px, 6vw, 88px);
}
.pg-en-boundary-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(0, 0.8fr);
  gap: clamp(30px, 5vw, 64px);
  align-items: center;
}
.pg-en-boundary-copy {
  order: 2;
}
.pg-en-boundary-copy p {
  max-width: 44ch;
  margin-top: var(--space-4);
  color: var(--text-secondary);
  font-size: 14px;
  line-height: 1.65;
}
.pg-en-flow {
  order: 1;
  margin: 0;
  overflow-x: auto;
  border: 1px solid var(--line);
  background: var(--color-lab-raised);
}
.pg-en-flow svg {
  display: block;
  width: 100%;
  height: auto;
}
.pg-en-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-en-case {
  padding-block: clamp(56px, 6vw, 92px);
  background: var(--gradient-ice);
  border-block: 1px solid var(--line);
}
.pg-en-case-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: clamp(30px, 5vw, 68px);
  align-items: center;
}
.pg-en-case-copy p {
  max-width: 46ch;
  margin-top: var(--space-4);
  color: var(--text-secondary);
  font-size: 14px;
  line-height: 1.65;
}
.pg-en-case-metric {
  display: flex;
  align-items: baseline;
  gap: 14px;
  margin-top: var(--space-6);
  padding-block: 14px;
  border-block: 1px solid var(--line);
}
.pg-en-case-value {
  color: var(--accent-ink);
  font-size: clamp(38px, 4.4vw, 56px);
  line-height: 1;
}
.pg-en-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-en-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-en-case-note {
  font-family: var(--font-mono);
  font-size: 10px;
}
.pg-en-case-media {
  display: grid;
  gap: var(--space-4);
  min-width: 0;
}
.pg-en-case-scene {
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--color-lab-raised);
}
.pg-en-case-scene img {
  display: block;
  width: 100%;
  aspect-ratio: 2 / 3;
  object-fit: cover;
}
.pg-en-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-en-case-products {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-4);
}
.pg-en-case-products figure {
  margin: 0;
  border: 1px solid var(--line);
  background: var(--color-lab-raised);
}
.pg-en-case-products img {
  display: block;
  width: 100%;
  aspect-ratio: 1 / 1;
  padding: 14px;
  object-fit: contain;
}
.pg-en-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-en-faq {
  padding-block: clamp(54px, 6vw, 88px);
}
.pg-en-faq-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
  gap: clamp(30px, 5vw, 64px);
}
.pg-en-faq-head {
  align-self: start;
}
.pg-en-faq-list {
  border-top: 1px solid var(--line);
}
.pg-en-faq-item {
  border-bottom: 1px solid var(--line);
}
.pg-en-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-en-faq-item summary::-webkit-details-marker {
  display: none;
}
.pg-en-faq-item summary::before {
  content: "+";
  color: var(--accent-ink);
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 400;
}
.pg-en-faq-item[open] summary::before {
  content: "−";
}
.pg-en-faq-item p {
  max-width: 62ch;
  padding: 0 0 18px 26px;
  color: var(--text-secondary);
  font-size: 14px;
  line-height: 1.65;
}

/* ---- CTA: image left, copy right ---- */
.pg-en-cta {
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
  min-height: clamp(340px, 38vw, 460px);
  background: var(--color-lab-raised);
  border-top: 1px solid var(--line);
}
.pg-en-cta-media {
  position: relative;
  min-height: 100%;
  overflow: hidden;
  background: var(--panel);
}
.pg-en-cta-media img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.pg-en-cta-scene-label {
  position: absolute;
  left: 14px;
  bottom: 12px;
  z-index: 1;
  padding: 5px 8px;
  background: rgba(247, 249, 250, 0.88);
  color: var(--text-secondary);
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
.pg-en-cta-copy {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
  max-width: 700px;
  padding: clamp(40px, 5.5vw, 76px) clamp(24px, 5vw, 72px);
}
.pg-en-cta-copy h2 {
  max-width: 16ch;
  margin-top: var(--space-3);
}
.pg-en-cta-copy p {
  max-width: 44ch;
  margin-top: var(--space-4);
  color: var(--text-secondary);
  font-size: 14px;
  line-height: 1.6;
}
.pg-en-cta-boundary {
  padding-top: var(--space-4);
  border-top: 1px solid var(--line);
  font-size: 12px;
}

/* ---- Responsive ---- */
@media (max-width: 980px) {
  .pg-en-hero,
  .pg-en-answer-grid,
  .pg-en-case-grid,
  .pg-en-faq-grid {
    grid-template-columns: 1fr;
  }
  .pg-en-boundary-grid {
    grid-template-columns: 1fr;
  }
  .pg-en-boundary-copy,
  .pg-en-flow {
    order: initial;
  }
  .pg-en-hero-panel {
    min-height: 540px;
  }
  .pg-en-model-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .pg-en-cta {
    grid-template-columns: 1fr;
  }
  .pg-en-cta-media {
    min-height: 260px;
  }
}
@media (max-width: 680px) {
  .pg-en-stat-rail {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .pg-en-model-grid {
    grid-template-columns: 1fr;
  }
  .pg-en-answer-list li {
    grid-template-columns: 1fr;
    gap: 4px;
  }
  .pg-en-answer-thumbs,
  .pg-en-case-products {
    grid-template-columns: 1fr;
  }
  .pg-en-hero-panel {
    grid-template-columns: 1fr;
    grid-template-rows: auto auto auto;
    min-height: 0;
  }
  .pg-en-hero-scene {
    grid-column: 1;
    grid-row: 1;
    width: 100%;
  }
  .pg-en-hero-scene img {
    aspect-ratio: 3 / 2;
  }
  .pg-en-ladder {
    grid-column: 1;
    grid-row: 2;
    width: 100%;
  }
  .pg-en-hero-board {
    grid-column: 1;
    grid-row: 3;
    width: 56%;
    margin: 12px auto 0;
  }
}