.wire-special[data-variant="oilgas"] {
  --accent: #df542e;
  --ws-paper: #efeee8;
  --ws-width: 1200px;
}

.wire-special[data-variant="oilgas"] .ws-hero {
  min-height: 520px;
  padding: 0;
}

.wire-special[data-variant="oilgas"] .ws-hero-image {
  filter: brightness(.52) saturate(.56) contrast(1.1);
}

.wire-special[data-variant="oilgas"] .ws-hero::after {
  background: linear-gradient(90deg, #081013f5 0%, #081013e8 28%, #081013b8 50%, #0810134c 78%, #08101373 100%),
    linear-gradient(0deg, #08101375, transparent 55%);
}

.wire-special[data-variant="oilgas"] .ws-hero-copy {
  width: min(850px, 72vw);
  padding-block: 84px 38px;
}

.wire-special[data-variant="oilgas"] .ws-hero h1 {
  font-size: clamp(48px, 5.7vw, 75px);
  line-height: 1.01;
}

.wire-special[data-variant="oilgas"] .ws-opening {
  grid-template-columns: .77fr 1.23fr;
  gap: 60px;
  padding-block: 43px 35px;
}

.wire-special[data-variant="oilgas"] .ws-index a {
  transition: background .3s ease, color .3s ease;
}

.wire-special[data-variant="oilgas"] .ws-index a:hover,
.wire-special[data-variant="oilgas"] .ws-index a:focus-visible {
  background: #dbe0de;
}

.wire-special[data-variant="oilgas"] .ws-chapter {
  padding-block: 44px 46px;
}

.wire-special[data-variant="oilgas"] .ws-head {
  margin-bottom: 24px;
}

.wire-special[data-variant="oilgas"] .ws-head h2 {
  font-size: clamp(32px, 3vw, 42px);
}

.wire-special[data-variant="oilgas"] .ws-topic-grid {
  gap: 30px;
}

.wire-special[data-variant="oilgas"] .ws-copy {
  padding-top: 7px;
}

.wire-special[data-variant="oilgas"] .ws-copy h3 {
  font-size: clamp(20px, 1.9vw, 24px);
  margin-bottom: 8px;
}

.wire-special[data-variant="oilgas"] .ws-copy p {
  font-size: 14.8px;
  line-height: 1.78;
}

/* Equipment circuits: two parallel editorial rows, no card boxes. */
.wire-special[data-variant="oilgas"] .ws-oilgas-section-1 {
  background: #e3e8e5;
}

.wire-special[data-variant="oilgas"] .ws-oilgas-section-1 .ws-topic-grid {
  grid-template-columns: 1fr;
  gap: 17px;
}

.wire-special[data-variant="oilgas"] .ws-oilgas-section-1 .ws-topic {
  display: grid;
  grid-template-columns: minmax(285px, .48fr) minmax(0, 1fr);
  gap: 36px;
  align-items: start;
  border-top: 1px solid #b5c0ba;
  padding-top: 18px;
}

.wire-special[data-variant="oilgas"] .ws-oilgas-section-1 .ws-media-frame {
  aspect-ratio: 16 / 9;
  max-height: 190px;
}

/* Connection solutions: controlled dark spread with matching, modest photo strips. */
.wire-special[data-variant="oilgas"] .ws-oilgas-section-2 {
  background: #17262a;
  color: #f2f1eb;
}

.wire-special[data-variant="oilgas"] .ws-oilgas-section-2 .ws-head {
  border-color: #52605f;
}

.wire-special[data-variant="oilgas"] .ws-oilgas-section-2 .ws-head p,
.wire-special[data-variant="oilgas"] .ws-oilgas-section-2 .ws-copy p,
.wire-special[data-variant="oilgas"] .ws-oilgas-section-2 figcaption {
  color: #c2cdca;
}

.wire-special[data-variant="oilgas"] .ws-oilgas-section-2 .ws-topic-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 43px;
}

.wire-special[data-variant="oilgas"] .ws-oilgas-section-2 .ws-media-frame {
  aspect-ratio: 2.55 / 1;
  max-height: 185px;
  background: #36484b;
}

/* Materials and interfaces: each material decision is paired with its photograph. */
.wire-special[data-variant="oilgas"] .ws-oilgas-section-3 {
  background: #f4f0e9;
}

.wire-special[data-variant="oilgas"] .ws-oilgas-section-3 .ws-topic-grid {
  grid-template-columns: 1fr;
  gap: 17px;
}

.wire-special[data-variant="oilgas"] .ws-oilgas-section-3 .ws-topic {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, .57fr);
  gap: 38px;
  align-items: start;
  padding-top: 18px;
  border-top: 1px solid #c3c6bf;
}

.wire-special[data-variant="oilgas"] .ws-oilgas-section-3 .ws-copy {
  grid-column: 1;
  grid-row: 1;
}

.wire-special[data-variant="oilgas"] .ws-oilgas-section-3 .ws-media {
  grid-column: 2;
  grid-row: 1;
}

.wire-special[data-variant="oilgas"] .ws-oilgas-section-3 .ws-media-frame {
  aspect-ratio: 16 / 9;
  max-height: 185px;
}

/* Applications: equal visual rhythm across the two examples. */
.wire-special[data-variant="oilgas"] .ws-oilgas-section-4 {
  background: #dfe4e2;
}

.wire-special[data-variant="oilgas"] .ws-oilgas-section-4 .ws-topic-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 45px;
}

.wire-special[data-variant="oilgas"] .ws-oilgas-section-4 .ws-media-frame {
  aspect-ratio: 2.35 / 1;
  max-height: 205px;
}

/* Installation and project-release notes: one image supports each long idea. */
.wire-special[data-variant="oilgas"] .ws-oilgas-section-5 {
  background: #ede8de;
}

.wire-special[data-variant="oilgas"] .ws-oilgas-section-6 {
  background: #d6dedb;
}

.wire-special[data-variant="oilgas"] .ws-oilgas-section-5 .ws-topic-grid,
.wire-special[data-variant="oilgas"] .ws-oilgas-section-6 .ws-topic-grid {
  grid-template-columns: 1fr;
}

.wire-special[data-variant="oilgas"] .ws-oilgas-section-5 .ws-topic,
.wire-special[data-variant="oilgas"] .ws-oilgas-section-6 .ws-topic {
  display: grid;
  grid-template-columns: minmax(280px, .86fr) minmax(0, 1.14fr);
  gap: 42px;
  align-items: start;
}

.wire-special[data-variant="oilgas"] .ws-oilgas-section-6 .ws-topic {
  grid-template-columns: minmax(0, 1.14fr) minmax(280px, .86fr);
}

.wire-special[data-variant="oilgas"] .ws-oilgas-section-6 .ws-copy {
  grid-column: 1;
  grid-row: 1;
}

.wire-special[data-variant="oilgas"] .ws-oilgas-section-6 .ws-media {
  grid-column: 2;
  grid-row: 1;
}

.wire-special[data-variant="oilgas"] .ws-oilgas-section-5 .ws-media-frame,
.wire-special[data-variant="oilgas"] .ws-oilgas-section-6 .ws-media-frame {
  aspect-ratio: 16 / 9;
  max-height: 205px;
}

.wire-special[data-variant="oilgas"] .ws-oilgas-section-6 .ws-data {
  margin-top: 29px;
  padding-top: 25px;
}

.wire-special[data-variant="oilgas"] .ws-source-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 5px 22px;
  padding: 0;
  margin: 14px 0;
  list-style: none;
}

.wire-special[data-variant="oilgas"] .ws-source-list li {
  line-height: 1.55;
}

.wire-special[data-variant="oilgas"] .ws-source-list li > span {
  display: inline-block;
  min-width: 95px;
  color: #818c89;
  font: 10px ui-monospace, SFMono-Regular, Menlo, monospace;
}

.wire-special[data-variant="oilgas"] .ws-closing {
  background: #142227;
}

@media (max-width: 820px) {
  .wire-special[data-variant="oilgas"] .ws-hero {
    min-height: 590px;
  }

  .wire-special[data-variant="oilgas"] .ws-hero::after {
    background: linear-gradient(180deg, #071012bf 0%, #07101277 35%, #071012f2 91%);
  }

  .wire-special[data-variant="oilgas"] .ws-hero-copy {
    width: calc(100vw - 44px);
    padding: 84px 0 35px;
  }

  .wire-special[data-variant="oilgas"] .ws-hero h1 {
    font-size: clamp(39px, 11.2vw, 58px);
  }

  .wire-special[data-variant="oilgas"] .ws-opening {
    grid-template-columns: 1fr;
    gap: 17px;
    padding-block: 34px 29px;
  }

  .wire-special[data-variant="oilgas"] .ws-chapter {
    padding-block: 35px 39px;
  }

  .wire-special[data-variant="oilgas"] .ws-oilgas-section-1 .ws-topic-grid,
  .wire-special[data-variant="oilgas"] .ws-oilgas-section-2 .ws-topic-grid,
  .wire-special[data-variant="oilgas"] .ws-oilgas-section-3 .ws-topic-grid,
  .wire-special[data-variant="oilgas"] .ws-oilgas-section-4 .ws-topic-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .wire-special[data-variant="oilgas"] .ws-oilgas-section-1 .ws-topic,
  .wire-special[data-variant="oilgas"] .ws-oilgas-section-3 .ws-topic,
  .wire-special[data-variant="oilgas"] .ws-oilgas-section-5 .ws-topic,
  .wire-special[data-variant="oilgas"] .ws-oilgas-section-6 .ws-topic {
    display: block;
    padding-top: 18px;
  }

  .wire-special[data-variant="oilgas"] .ws-oilgas-section-3 .ws-copy,
  .wire-special[data-variant="oilgas"] .ws-oilgas-section-3 .ws-media,
  .wire-special[data-variant="oilgas"] .ws-oilgas-section-6 .ws-copy,
  .wire-special[data-variant="oilgas"] .ws-oilgas-section-6 .ws-media {
    grid-column: auto;
    grid-row: auto;
  }

  .wire-special[data-variant="oilgas"] .ws-oilgas-section-2 .ws-topic + .ws-topic,
  .wire-special[data-variant="oilgas"] .ws-oilgas-section-4 .ws-topic + .ws-topic {
    border-top: 1px solid currentColor;
    padding-top: 19px;
  }

  .wire-special[data-variant="oilgas"] .ws-media-frame,
  .wire-special[data-variant="oilgas"] .ws-oilgas-section-1 .ws-media-frame,
  .wire-special[data-variant="oilgas"] .ws-oilgas-section-2 .ws-media-frame,
  .wire-special[data-variant="oilgas"] .ws-oilgas-section-3 .ws-media-frame,
  .wire-special[data-variant="oilgas"] .ws-oilgas-section-4 .ws-media-frame,
  .wire-special[data-variant="oilgas"] .ws-oilgas-section-5 .ws-media-frame,
  .wire-special[data-variant="oilgas"] .ws-oilgas-section-6 .ws-media-frame {
    width: calc(100% + 44px);
    margin-left: -22px;
    max-height: none;
    aspect-ratio: 16 / 9;
  }

  .wire-special[data-variant="oilgas"] .ws-copy {
    padding-top: 11px !important;
  }

  .wire-special[data-variant="oilgas"] .ws-copy h3 {
    font-size: 20px;
  }

  .wire-special[data-variant="oilgas"] .ws-copy p {
    font-size: 14.3px;
    line-height: 1.78;
  }

  .wire-special[data-variant="oilgas"] .ws-source-list {
    grid-template-columns: 1fr;
  }
}