/**
 * Dark-tech marketing modules for /use-cases.
 * Scoped under .darktech-page so global site styles stay predictable.
 * Add new modules as partials + optional BEM under .darktech-*.
 */

.darktech-page {
  --dt-bg: #0b0e14;
  --dt-panel: #12161f;
  --dt-orange: #e8942a;
  --dt-orange-dim: rgba(232, 148, 42, 0.35);
  --dt-grey: #5a6169;
  --dt-grey-bar: #3d434c;
  --dt-blue: #6eb8e8;
  --dt-gold: #d7b36a;
  --dt-line: rgba(255, 255, 255, 0.1);
  --dt-mono: "IBM Plex Mono", ui-monospace, monospace;
  --dt-serif: "Lora", Georgia, serif;
}

.darktech-page .section-darktech {
  background: var(--dt-bg);
  color: #fff;
  padding: 0;
}

.darktech-page .section-darktech .section-inner {
  padding-top: 72px;
  padding-bottom: 72px;
  max-width: 1280px;
  margin: 0 auto;
}

/* ——— R² Montney module ——— */
.darktech-r2 {
  border: 1px solid var(--dt-line);
  border-radius: 4px;
  background: linear-gradient(165deg, var(--dt-panel) 0%, var(--dt-bg) 100%);
  overflow: hidden;
}

.darktech-r2__header {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.1rem 1.35rem;
  border-bottom: 2px solid var(--dt-orange);
  font-family: var(--dt-mono);
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.darktech-r2__brand {
  font-weight: 600;
  letter-spacing: 0.2em;
}

.darktech-r2__crumb {
  color: rgba(255, 255, 255, 0.55);
}

.darktech-r2__body {
  padding: 1.5rem 1.35rem 1.75rem;
}

.darktech-r2__title-row {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.75rem;
  margin-bottom: 1.5rem;
}

.darktech-r2__title {
  font-family: var(--dt-mono);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.9);
}

.darktech-r2__kpi {
  font-family: var(--dt-mono);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--dt-orange);
  text-align: right;
}

.darktech-r2__axis {
  font-family: var(--dt-mono);
  font-size: 0.62rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.45);
  margin-bottom: 0.35rem;
}

.darktech-r2__scale {
  display: flex;
  justify-content: space-between;
  font-family: var(--dt-mono);
  font-size: 0.58rem;
  color: rgba(255, 255, 255, 0.35);
  margin-bottom: 0.5rem;
  padding-left: min(38%, 220px);
}

.darktech-r2__row {
  display: grid;
  grid-template-columns: minmax(140px, 36%) 1fr;
  gap: 0.65rem 1rem;
  align-items: center;
  margin-bottom: 0.85rem;
}

@media (max-width: 720px) {
  .darktech-r2__row {
    grid-template-columns: 1fr;
  }
  .darktech-r2__scale {
    padding-left: 0;
  }
}

.darktech-r2__label {
  font-family: var(--dt-mono);
  font-size: 0.62rem;
  line-height: 1.45;
  color: rgba(255, 255, 255, 0.78);
}

.darktech-r2__label small {
  display: block;
  font-size: 0.55rem;
  color: rgba(255, 255, 255, 0.45);
  letter-spacing: 0.04em;
  text-transform: none;
}

.darktech-r2__track {
  position: relative;
  height: 28px;
  background: rgba(255, 255, 255, 0.04);
  border-radius: 2px;
}

.darktech-r2__bar {
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  border-radius: 2px;
  min-width: 4px;
}

.darktech-r2__bar--grey {
  background: linear-gradient(90deg, var(--dt-grey-bar), var(--dt-grey));
}

.darktech-r2__bar--orange {
  background: linear-gradient(90deg, #c97818, var(--dt-orange));
  box-shadow: 0 0 20px var(--dt-orange-dim);
}

.darktech-r2__value {
  position: absolute;
  right: 8px;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--dt-mono);
  font-size: 0.75rem;
  font-weight: 600;
  color: #fff;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.6);
}

.darktech-r2__annot {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1rem;
  margin-top: 1rem;
  padding-top: 1rem;
  border-top: 1px dashed rgba(255, 255, 255, 0.12);
}

.darktech-r2__bridge {
  font-family: var(--dt-mono);
  font-size: 0.65rem;
  font-weight: 600;
  color: var(--dt-orange);
  padding: 0.35rem 0.6rem;
  border: 1px solid var(--dt-orange);
  border-radius: 2px;
}

.darktech-r2__sensor {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
  font-family: var(--dt-mono);
  font-size: 0.62rem;
  color: var(--dt-blue);
}

.darktech-r2__sensor-arrows {
  letter-spacing: 0.15em;
  color: var(--dt-orange);
}

.darktech-r2__footer {
  padding: 1.35rem 1.35rem 1.5rem;
  border-top: 1px solid var(--dt-line);
  background: rgba(0, 0, 0, 0.25);
}

.darktech-r2__pullquote {
  font-family: var(--dt-serif);
  font-size: clamp(1.05rem, 2.4vw, 1.45rem);
  font-weight: 400;
  line-height: 1.45;
  color: rgba(255, 255, 255, 0.95);
  max-width: 52rem;
}

.darktech-r2__pullquote em {
  font-style: italic;
  color: var(--dt-gold);
}

/* ——— Landing depth / wellbore module ——— */
.darktech-well {
  position: relative;
  border: 1px solid var(--dt-line);
  border-radius: 4px;
  background-color: var(--dt-bg);
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
  background-size: 24px 24px;
  overflow: hidden;
}

.darktech-well__meta {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 1rem 1.25rem 0;
  font-family: var(--dt-mono);
  font-size: 0.58rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.5);
}

.darktech-well__intro {
  padding: 0.5rem 1.25rem 1.25rem;
}

.darktech-well__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 0.85rem;
}

.darktech-well__tag {
  font-family: var(--dt-mono);
  font-size: 0.55rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.3rem 0.55rem;
  border-radius: 2px;
}

.darktech-well__tag--gold {
  background: rgba(215, 179, 106, 0.2);
  color: var(--dt-gold);
  border: 1px solid rgba(215, 179, 106, 0.45);
}

.darktech-well__tag--muted {
  background: rgba(255, 255, 255, 0.05);
  color: rgba(255, 255, 255, 0.5);
  border: 1px solid var(--dt-line);
}

.darktech-well__headline {
  font-family: "Montserrat", sans-serif;
  font-size: clamp(1.35rem, 3.2vw, 2rem);
  font-weight: 600;
  line-height: 1.2;
  letter-spacing: -0.02em;
  max-width: 36rem;
}

.darktech-well__headline .accent {
  color: var(--dt-gold);
}

.darktech-well__sub {
  margin-top: 0.65rem;
  font-size: 0.95rem;
  line-height: 1.65;
  color: rgba(255, 255, 255, 0.78);
  font-style: italic;
  max-width: 40rem;
}

.darktech-well__diagram-wrap {
  position: relative;
  width: 100%;
  min-height: 420px;
  border-top: 1px solid var(--dt-line);
  border-bottom: 1px solid var(--dt-line);
}

.darktech-well__diagram {
  display: block;
  width: 100%;
  height: auto;
  min-height: 380px;
}

.darktech-well__columns {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.5rem;
  padding: 1.5rem 1.25rem;
}

@media (max-width: 900px) {
  .darktech-well__columns {
    grid-template-columns: 1fr;
  }
}

.darktech-well__col h3 {
  font-family: var(--dt-mono);
  font-size: 0.62rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--dt-gold);
  margin: 0 0 0.5rem;
  font-weight: 600;
}

.darktech-well__col p {
  font-size: 0.88rem;
  line-height: 1.65;
  color: rgba(255, 255, 255, 0.78);
}

.darktech-well__bottom {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 1rem;
  align-items: end;
  padding: 0 1.25rem 1.5rem;
}

@media (max-width: 720px) {
  .darktech-well__bottom {
    grid-template-columns: 1fr;
  }
}

.darktech-well__callout {
  font-family: var(--dt-mono);
  font-size: 0.68rem;
  letter-spacing: 0.06em;
  line-height: 1.5;
  padding: 1rem 1.15rem;
  border: 1px solid var(--dt-gold);
  border-radius: 4px;
  background: rgba(215, 179, 106, 0.08);
  color: #fff;
  max-width: 280px;
}

.darktech-well__callout strong {
  display: block;
  font-size: 0.95rem;
  color: var(--dt-gold);
  margin-bottom: 0.25rem;
}

.darktech-well__legend-block {
  margin: 0;
  padding: 0;
  border: none;
}

.darktech-well__legend-kicker {
  font-family: var(--dt-mono);
  font-size: 0.58rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.45);
  display: block;
  margin-bottom: 0.35rem;
}

.darktech-well__legend-note {
  font-size: 0.85rem;
  line-height: 1.55;
  color: rgba(255, 255, 255, 0.65);
}

.darktech-page .use-cases-nav {
  padding: 1rem 0 0;
  margin-bottom: 0.5rem;
}

.darktech-page .use-cases-nav a {
  font-family: var(--dt-mono);
  font-size: 0.62rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--dt-orange);
  margin-right: 1.25rem;
}

.darktech-page .use-cases-hero-copy .hero-subtitle {
  max-width: 40rem;
}

.darktech-page .use-cases-hero-copy .hero-subtitle code {
  font-family: var(--dt-mono);
  font-size: 0.82em;
  background: rgba(255, 255, 255, 0.1);
  padding: 0.12em 0.4em;
  border-radius: 3px;
  letter-spacing: 0.02em;
}

.darktech-module-label {
  color: rgba(255, 255, 255, 0.5);
  margin-bottom: 1rem;
}

.use-cases-pattern-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
  margin-top: 1.5rem;
}

.use-cases-pattern-note {
  margin-top: 1.5rem;
  max-width: 42rem;
  color: var(--text-dark-soft);
}

.use-cases-pattern-note code {
  font-family: var(--dt-mono);
  font-size: 0.88em;
  background: rgba(0, 0, 0, 0.06);
  padding: 0.08em 0.35em;
  border-radius: 3px;
}

.use-cases-h2-narrow {
  max-width: 40rem;
}

/* Wellbore mount: keep aspect ratio of the SVG (1600 x 1100) so the React
 * component scales correctly inside our responsive layout. */
.darktech-mount {
  margin: 0;
  border: 1px solid var(--dt-line);
  border-radius: 4px;
  background: #0F1622;
  overflow: hidden;
}

.wellbore-darktech-mount {
  position: relative;
  width: 100%;
  aspect-ratio: 1600 / 1100;
  min-height: 360px;
}

.wellbore-darktech-mount > svg {
  width: 100%;
  height: 100%;
  display: block;
}

.darktech-source-note {
  margin: 1rem 0 0;
  font-family: var(--dt-mono);
  font-size: 0.7rem;
  letter-spacing: 0.06em;
  color: rgba(255, 255, 255, 0.55);
}

.darktech-source-note code {
  background: rgba(255, 255, 255, 0.08);
  padding: 0.1em 0.4em;
  border-radius: 3px;
}