/* Additional styles for the second round of Concept 2 variations.
   These are intentionally built on the original Concept 2 CSS so the pages stay close to the accepted Basin Opportunity direction. */

.variant-note {
  color: var(--muted);
  line-height: 1.75;
  max-width: 720px;
}
.hero-card {
  background: none;
  border-color: rgba(23,43,67,.16);
  box-shadow: 0 18px 48px rgba(28,47,70,.10);
  border-radius: var(--radius);
  padding: 0;
}
html[data-theme="light"] .hero-card {
  background: rgba(255,255,255,.75);
  border-color: rgba(23,43,67,.16);
  box-shadow: 0 18px 48px rgba(28,47,70,.10);
  border-radius: var(--radius);
  padding: 24px;
}
.basin-hero-kickers {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  margin-top: 30px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--line);
  box-shadow: var(--shadow-soft);
}
.basin-kicker {
  background: var(--panel);
  padding: 18px 20px;
  min-height: 118px;
}
.basin-kicker i { color: var(--copper); margin-bottom: 12px; }
.basin-kicker strong {
  display:block;
  color: var(--heading);
  font-size: .86rem;
  letter-spacing: .08em;
  text-transform: uppercase;
}
.basin-kicker span {
  display:block;
  margin-top: 8px;
  color: var(--muted);
  line-height: 1.5;
  font-size: .86rem;
}

.asset-board {
  display: grid;
  grid-template-columns: .92fr 1.08fr;
  gap: 18px;
  align-items: stretch;
}
.asset-board .footprint-panel { min-height: 100%; }
.asset-board-card {
  padding: 28px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-soft);
}
.asset-list {
  display: grid;
  gap: 1px;
  margin-top: 24px;
  overflow: hidden;
  border-radius: var(--radius-sm);
  border: 1px solid var(--line);
  background: var(--line);
}
.asset-list-row {
  display: grid;
  grid-template-columns: 140px 1fr;
  gap: 18px;
  padding: 18px;
  background: var(--panel-2);
}
.asset-list-row strong {
  color: var(--heading);
  font-size: .78rem;
  letter-spacing: .11em;
  text-transform: uppercase;
}
.asset-list-row span { color: var(--muted); line-height: 1.55; }

.layered-thesis {
  display: grid;
  grid-template-columns: minmax(280px, .74fr) 1.26fr;
  gap: 18px;
  align-items: start;
}
.layer-rail {
  position: sticky;
  top: 110px;
  padding: 28px;
  border-radius: var(--radius);
  background: linear-gradient(145deg, rgba(36,77,120,.20), rgba(185,120,72,.10)), var(--panel);
  border: 1px solid var(--line-strong);
  box-shadow: var(--shadow-soft);
  overflow: hidden;
}
.layer-rail::after {
  content:"";
  position:absolute;
  right:-90px;
  bottom:-95px;
  width:220px;
  height:220px;
  border: 1px solid rgba(185,120,72,.23);
  border-radius: 50%;
}
.layer-rail h3 {
  position: relative;
  margin: 14px 0 0;
  color: var(--heading);
  font-size: clamp(1.65rem, 2.7vw, 2.35rem);
  line-height: 1.05;
  letter-spacing: -.035em;
}
.layer-rail p { position: relative; color: var(--muted); line-height: 1.75; margin: 18px 0 0; }
.layer-rail .proof { position: relative; }
.layer-cards { display: grid; gap: 12px; }
.layer-card {
  display: grid;
  grid-template-columns: 50px 1fr minmax(130px, .42fr);
  gap: 18px;
  align-items: center;
  padding: 22px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 18px;
  transition: transform .18s ease, border-color .18s ease;
}
.layer-card:hover { transform: translateX(4px); border-color: var(--copper); }
.layer-index {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  display:flex;
  align-items:center;
  justify-content:center;
  background: rgba(185,120,72,.12);
  color: var(--copper);
  border: 1px solid rgba(185,120,72,.25);
  font-weight: 900;
}
.layer-card h4 { margin: 0 0 7px; color: var(--heading); font-size: 1.08rem; }
.layer-card p { margin: 0; color: var(--muted); line-height: 1.62; }
.layer-proof {
  color: var(--copper);
  text-align:right;
  font-size:.74rem;
  text-transform:uppercase;
  letter-spacing:.12em;
  font-weight:900;
}

.development-board {
  display: grid;
  grid-template-columns: .42fr 1fr;
  gap: 18px;
  align-items: stretch;
}
.development-summary {
  padding: 28px;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: var(--panel);
  box-shadow: var(--shadow-soft);
}
.dev-metrics {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--line);
  margin-top: 22px;
}
.dev-metric { background: var(--panel-2); padding: 18px; }
.dev-metric strong { display:block; color: var(--heading); font-size: 1.45rem; letter-spacing: -.02em; }
.dev-metric span { display:block; color: var(--muted); font-size: .76rem; letter-spacing: .1em; text-transform: uppercase; font-weight: 900; margin-top: 5px; }
.process-lane {
  display:grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow:hidden;
  box-shadow: var(--shadow-soft);
}
.process-step {
  position: relative;
  min-height: 310px;
  padding: 28px;
  background: var(--panel);
}
.process-step::before {
  content:"";
  position:absolute;
  left:28px; right:28px; top:78px;
  height:1px;
  background: var(--line-strong);
}
.process-step .timeline-dot { position: static; margin-bottom: 60px; }
.process-step h4 { color: var(--heading); margin:0 0 12px; font-size:1.02rem; }
.process-step p { color: var(--muted); line-height:1.65; margin:0; font-size:.9rem; }

.market-dossier {
  display: grid;
  grid-template-columns: .82fr 1.18fr;
  gap: 18px;
}
.market-map-card {
  min-height: 430px;
  padding: 28px;
  border-radius: var(--radius);
  background: var(--panel);
  border: 1px solid var(--line);
  box-shadow: var(--shadow-soft);
}
.market-map-card .field-map { height: 280px; margin-top: 20px; }
.market-evidence-grid {
  display:grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
}
.market-evidence-card {
  padding: 24px;
  border-radius: var(--radius-sm);
  background: var(--panel);
  border: 1px solid var(--line);
  min-height: 200px;
}
.market-evidence-card i { color: var(--copper); margin-bottom: 18px; }
.market-evidence-card h4 { margin: 0 0 10px; color: var(--heading); }
.market-evidence-card p { margin: 0; color: var(--muted); line-height: 1.62; }

.terms-dashboard {
  display: grid;
  grid-template-columns: .8fr 1.2fr;
  gap: 18px;
  align-items: start;
}
.terms-lead-panel {
  padding: 30px;
  border-radius: var(--radius);
  background: linear-gradient(145deg, rgba(36,77,120,.16), rgba(157,51,64,.08)), var(--panel);
  border: 1px solid var(--line-strong);
  box-shadow: var(--shadow-soft);
}
.terms-lead-panel h3 { color: var(--heading); margin: 14px 0 12px; font-size: 1.7rem; line-height: 1.12; }
.terms-lead-panel p { color: var(--muted); line-height: 1.72; }
.subscription-strip {
  display:grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  margin-top: 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--line);
}
.subscription-step { background: var(--panel); padding: 20px; }
.subscription-step strong { display:block; color: var(--heading); }
.subscription-step span { display:block; color: var(--muted); margin-top: 8px; line-height: 1.5; font-size: .84rem; }

.role-led-team {
  display:grid;
  grid-template-columns: .7fr 1.3fr;
  gap: 18px;
}
.role-led-team .panel { height: 100%; }
.team-role-grid {
  display:grid;
  grid-template-columns: repeat(3,1fr);
  gap: 1px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--line);
  overflow:hidden;
}
.role-card { background: var(--panel); padding: 24px; min-height: 220px; }
.role-card .team-avatar { margin-bottom: 16px; }
.role-card strong { color: var(--heading); display:block; }
.role-card span { display:block; color: var(--copper); font-size: .73rem; letter-spacing: .1em; text-transform: uppercase; font-weight:900; margin-top:5px; }
.role-card p { color: var(--muted); line-height:1.6; font-size:.88rem; }

/* B variation */
.basin-dashboard-hero .footprint-panel { padding: 0; overflow: hidden; }
.basin-dashboard-hero .field-map { border:0; border-radius: 0; height: 440px; }
.dashboard-strip {
  display:grid;
  grid-template-columns: repeat(5,1fr);
  gap:1px;
  background: var(--line);
  border:1px solid var(--line);
  border-radius: var(--radius);
  overflow:hidden;
  margin-top: 38px;
  box-shadow: var(--shadow-soft);
}
.dashboard-strip .mini-stat { padding: 20px; }
.dashboard-thesis {
  display:grid;
  grid-template-columns: 1fr .9fr;
  gap:18px;
}
.featured-thesis {
  position: relative;
  padding: 34px;
  min-height: 430px;
  border-radius: var(--radius);
  background: linear-gradient(145deg, rgba(36,77,120,.18), rgba(255,255,255,.02)), var(--panel);
  border: 1px solid var(--line-strong);
  box-shadow: var(--shadow-soft);
  overflow:hidden;
}
.featured-thesis::after {
  content:"";
  position:absolute;
  right:-70px;
  bottom:-70px;
  width:220px;
  height:220px;
  border-radius:50%;
  border:1px solid rgba(185,120,72,.24);
}
.featured-thesis h3 { color:var(--heading); margin:16px 0 0; font-size: clamp(2rem, 4vw, 3rem); line-height:1.02; letter-spacing:-.04em; }
.featured-thesis p { color: var(--muted); line-height:1.75; margin-top:22px; max-width:560px; }
.support-stack { display:grid; gap:14px; }
.support-card {
  padding: 24px;
  border-radius: var(--radius-sm);
  border:1px solid var(--line);
  background: var(--panel);
  min-height: 132px;
}
.support-card h4 { color: var(--heading); margin: 8px 0 9px; }
.support-card p { color: var(--muted); line-height:1.55; margin:0; font-size:.9rem; }

.field-dashboard {
  display:grid;
  grid-template-columns: .78fr 1.22fr;
  gap:18px;
}
.field-dashboard .field-map { height: 510px; }
.field-stats-list {
  display:grid;
  gap:1px;
  border-radius: var(--radius);
  overflow:hidden;
  background: var(--line);
  border: 1px solid var(--line);
  box-shadow: var(--shadow-soft);
}
.field-stat-row { display:grid; grid-template-columns: 120px 1fr; gap:18px; align-items:center; background: var(--panel); padding: 21px 24px; }
.field-stat-row strong { color:var(--heading); font-size:1.45rem; letter-spacing:-.02em; }
.field-stat-row span { color:var(--muted); line-height:1.55; }

.basin-chart {
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  box-shadow: var(--shadow-soft);
}
.line-chart {
  position:relative;
  height:220px;
  margin-top:20px;
  border-left:1px solid var(--line-strong);
  border-bottom:1px solid var(--line-strong);
  background: repeating-linear-gradient(to bottom, transparent 0 43px, rgba(128,150,174,.12) 44px);
}
.line-chart svg { position:absolute; inset:0; width:100%; height:100%; overflow:visible; }
.chart-labels { display:flex; justify-content:space-between; color:var(--muted); font-size:.74rem; margin-top:10px; }

/* C variation */
.narrative-hero .hero-grid { grid-template-columns: .72fr 1.28fr; }
.narrative-card {
  padding: clamp(28px, 4vw, 44px);
  border:1px solid var(--line-strong);
  background: linear-gradient(145deg, rgba(18,31,45,.92), rgba(18,31,45,.72)), url('./intro.jpg') center/cover no-repeat;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  min-height: 590px;
  display:flex;
  align-items:flex-end;
  position:relative;
  overflow:hidden;
}
html[data-theme="light"] .narrative-card { background: linear-gradient(145deg, rgba(255,255,255,.82), rgba(255,255,255,.55)), url('./intro.jpg') center/cover no-repeat; }
.narrative-card::after { content:""; position:absolute; inset:0; background: radial-gradient(circle at 78% 20%, rgba(185,120,72,.28), transparent 28rem); }
.narrative-card-content { position:relative; z-index:1; width: min(560px, 100%); }
.narrative-card h3 { color:var(--heading); font-size: clamp(2rem, 4vw, 3.4rem); line-height:1; letter-spacing:-.04em; margin:16px 0; }
.narrative-card p { color: var(--muted); line-height:1.7; }
.dossier-layout {
  display:grid;
  grid-template-columns: .72fr 1.28fr;
  gap: 18px;
}
.dossier-sidebar {
  padding: 28px;
  border-radius: var(--radius);
  border:1px solid var(--line);
  background: var(--panel);
  box-shadow: var(--shadow-soft);
}
.dossier-sidebar .mini-stat { border-top: 1px solid var(--line); background: transparent; padding: 20px 0 0; margin-top: 20px; }
.dossier-grid {
  display:grid;
  grid-template-columns: repeat(2,1fr);
  gap:14px;
}
.dossier-card {
  padding:24px;
  border:1px solid var(--line);
  border-radius:var(--radius-sm);
  background:var(--panel);
  min-height:190px;
}
.dossier-card h4 { color:var(--heading); margin: 12px 0 10px; }
.dossier-card p { color:var(--muted); line-height:1.62; margin:0; }
.navy-band {
  background: linear-gradient(135deg, var(--blue-deep), #07111d);
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
}
.navy-band .section-title, .navy-band .section-deck, .navy-band .body-copy { color:#fff; }
.navy-band .section-deck, .navy-band .body-copy { color: rgba(255,255,255,.70); }
.navy-band .process-step { background: rgba(255,255,255,.055); border-color: rgba(255,255,255,.12); }
.navy-band .process-lane { background: rgba(255,255,255,.13); border-color: rgba(255,255,255,.14); }
.navy-band .process-step p { color: rgba(255,255,255,.70); }
.operator-proof-grid {
  display:grid;
  grid-template-columns: repeat(4,1fr);
  gap:1px;
  background: var(--line);
  border:1px solid var(--line);
  border-radius:var(--radius);
  overflow:hidden;
  box-shadow:var(--shadow-soft);
}
.operator-proof { background: var(--panel); padding:24px; min-height:190px; }
.operator-proof i { color:var(--copper); margin-bottom:16px; }
.operator-proof strong { display:block; color:var(--heading); }
.operator-proof span { display:block; margin-top:8px; color:var(--muted); line-height:1.52; font-size:.88rem; }

@media (max-width: 1120px) {
  .process-lane, .dashboard-strip, .operator-proof-grid { grid-template-columns: repeat(2,1fr); }
  .process-step { min-height: 240px; }
}
@media (max-width: 960px) {
  .asset-board, .layered-thesis, .development-board, .market-dossier, .terms-dashboard, .role-led-team, .dashboard-thesis, .field-dashboard, .dossier-layout, .narrative-hero .hero-grid { grid-template-columns: 1fr; }
  .layer-rail { position: relative; top: auto; }
  .field-dashboard .field-map, .market-map-card .field-map { height: 360px; }
  .team-role-grid, .dossier-grid, .market-evidence-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 680px) {
  .basin-hero-kickers, .dashboard-strip, .subscription-strip, .process-lane, .operator-proof-grid { grid-template-columns: 1fr; }
  .asset-list-row, .layer-card, .field-stat-row { grid-template-columns: 1fr; }
  .layer-proof { text-align:left; }
  .dashboard-thesis, .field-dashboard, .market-dossier, .dossier-layout { gap: 14px; }
  .featured-thesis, .narrative-card { min-height: 420px; }
  .team-role-grid, .dossier-grid, .market-evidence-grid { grid-template-columns: 1fr; }
}

/* Refined investor-facing Investment Highlights + Business Summary pass */
.investment-heading,
.business-heading {
  max-width: 820px;
}

.investment-highlights {
  display: grid;
  grid-template-columns: minmax(300px, .82fr) 1.18fr;
  gap: 18px;
  align-items: stretch;
}

.investment-feature-card,
.investment-reason-card,
.ops-card {
  position: relative;
  border: 1px solid var(--line);
  background: var(--panel);
  border-radius: var(--radius);
  box-shadow: var(--shadow-soft);
  overflow: hidden;
}

.investment-feature-card {
  min-height: 520px;
  padding: clamp(28px, 4vw, 42px);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  background:
    radial-gradient(circle at 88% 14%, rgba(185,120,72,.18), transparent 18rem),
    linear-gradient(145deg, rgba(36,77,120,.24), rgba(157,51,64,.08)),
    var(--panel);
  border-color: var(--line-strong);
}

.investment-feature-card::after {
  content: "";
  position: absolute;
  right: -88px;
  bottom: -96px;
  width: 260px;
  height: 260px;
  border-radius: 50%;
  border: 1px solid rgba(185,120,72,.22);
  box-shadow: inset 0 0 0 28px rgba(185,120,72,.035);
  pointer-events: none;
}

.investment-feature-card h3 {
  position: relative;
  margin: 16px 0 0;
  color: var(--heading);
  font-size: clamp(2rem, 4vw, 3.15rem);
  line-height: 1.02;
  letter-spacing: -.045em;
  max-width: 620px;
}

.investment-feature-card p {
  position: relative;
  color: var(--muted);
  line-height: 1.75;
  max-width: 620px;
  margin: 22px 0 0;
}

.feature-proof-row {
  position: relative;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  margin-top: 34px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  overflow: hidden;
  align-items:stretch;
}

.feature-proof-row span {
  padding: 16px 14px;
  background: rgba(255,255,255,.035);
  color: var(--copper);
  font-size: .72rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  font-weight: 900;
  text-align: center;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}
html[data-theme="light"] .feature-proof-row span { background: rgba(255,255,255,.62); }

.investment-reasons-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.investment-reason-card {
  padding: 24px;
  min-height: 238px;
  transition: transform .18s ease, border-color .18s ease, background .18s ease;
}

.investment-reason-card:hover {
  transform: translateY(-3px);
  border-color: rgba(185,120,72,.62);
}

.investment-reason-card.wide { grid-column: 1 / -1; min-height: 190px; }

.investment-reason-card .reason-kicker {
  position: absolute;
  top: 18px;
  right: 20px;
  color: rgba(185,120,72,.28);
  font-weight: 900;
  font-size: 1.2rem;
  letter-spacing: -.04em;
}

.investment-reason-card i {
  width: 42px;
  height: 42px;
  border-radius: 14px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
  color: var(--copper);
  background: rgba(185,120,72,.10);
  border: 1px solid rgba(185,120,72,.22);
}

.investment-reason-card h4 {
  margin: 0 0 10px;
  color: var(--heading);
  font-size: 1.08rem;
}

.investment-reason-card p {
  margin: 0;
  color: var(--muted);
  line-height: 1.62;
  font-size: .91rem;
}

.investment-reason-card strong {
  display: inline-flex;
  margin-top: 18px;
  color: var(--copper);
  font-size: .72rem;
  letter-spacing: .12em;
  text-transform: uppercase;
}

.ops-metric-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-soft);
  margin-bottom: 18px;
}

.ops-metric-strip div {
  padding: 24px 22px;
  background: linear-gradient(180deg, rgba(255,255,255,.035), transparent), var(--panel);
}

.ops-metric-strip strong {
  display: block;
  color: var(--heading);
  font-size: clamp(1.6rem, 3vw, 2.35rem);
  letter-spacing: -.04em;
  line-height: 1;
  font-weight: 900;
}

.ops-metric-strip span {
  display: block;
  margin-top: 8px;
  color: var(--muted);
  font-size: .72rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  font-weight: 900;
}

.operations-suite {
  display: grid;
  grid-template-columns: 1.06fr .94fr;
  gap: 18px;
  align-items: stretch;
}

.ops-card {
  padding: 28px;
}

.ops-card h3 {
  color: var(--heading);
  margin: 14px 0 14px;
  font-size: clamp(1.45rem, 2.5vw, 2rem);
  line-height: 1.1;
  letter-spacing: -.035em;
}

.ops-card p {
  color: var(--muted);
  line-height: 1.72;
  margin: 0;
}

.ops-strategy-card {
  min-height: 430px;
  background:
    linear-gradient(145deg, rgba(36,77,120,.18), rgba(185,120,72,.08)),
    var(--panel);
}

.ops-priority-list {
  display: grid;
  gap: 12px;
  margin-top: 26px;
}

.ops-priority-list div {
  display: grid;
  grid-template-columns: 42px 1fr;
  gap: 14px;
  align-items: start;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: rgba(255,255,255,.028);
}
html[data-theme="light"] .ops-priority-list div { background: rgba(255,255,255,.54); }

.ops-priority-list i {
  width: 34px;
  height: 34px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 12px;
  color: var(--copper);
  background: rgba(185,120,72,.10);
  border: 1px solid rgba(185,120,72,.22);
}

.ops-priority-list span {
  color: var(--muted);
  line-height: 1.55;
}

.allocation-list { display: grid; gap: 16px; margin-top: 24px; }
.allocation-row div { display:flex; align-items:center; justify-content:space-between; gap:16px; margin-bottom: 8px; }
.allocation-row span { color: var(--muted); font-weight: 800; }
.allocation-row strong { color: var(--heading); }
.allocation-row i {
  display: block;
  height: 7px;
  border-radius: 999px;
  background: rgba(155,182,211,.18);
  overflow: hidden;
  position: relative;
}
.allocation-row i::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: var(--w);
  border-radius: inherit;
  background: linear-gradient(90deg, var(--red), var(--copper));
}

.operating-model-card { grid-column: 1 / -1; padding: 0; background: var(--line); }
.operating-model-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
}
.operating-model-steps div {
  background: var(--panel);
  padding: 24px;
  min-height: 190px;
}
.operating-model-steps span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  border: 1px solid rgba(185,120,72,.28);
  color: var(--copper);
  background: rgba(185,120,72,.08);
  font-weight: 900;
  font-size: .78rem;
  margin-bottom: 18px;
}
.operating-model-steps h4 { margin: 0 0 10px; color: var(--heading); }
.operating-model-steps p { color: var(--muted); line-height: 1.58; font-size: .9rem; }

.refined-milestones { background: linear-gradient(180deg, rgba(255,255,255,.035), transparent), var(--panel); }
.milestone-list { display: grid; gap: 1px; margin-top: 18px; border: 1px solid var(--line); border-radius: var(--radius-sm); background: var(--line); overflow: hidden; }
.milestone-list div { display: grid; grid-template-columns: 110px 1fr; gap: 16px; padding: 16px; background: rgba(255,255,255,.026); }
html[data-theme="light"] .milestone-list div { background: rgba(255,255,255,.62); }
.milestone-list time { color: var(--copper); font-weight: 900; font-size: .76rem; letter-spacing: .12em; text-transform: uppercase; }
.milestone-list span { color: var(--muted); line-height: 1.55; }

@media (max-width: 980px) {
  .investment-highlights,
  .operations-suite { grid-template-columns: 1fr; }
  .investment-feature-card { min-height: 420px; }
  .ops-metric-strip,
  .operating-model-steps { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 640px) {
  .investment-reasons-grid,
  .ops-metric-strip,
  .operating-model-steps,
  .feature-proof-row { grid-template-columns: 1fr; }
  .investment-reason-card.wide { grid-column: auto; }
  .investment-feature-card { min-height: 0; }
  .milestone-list div { grid-template-columns: 1fr; gap: 6px; }
}

/* 2026-06-30 refinement pass: Company operator perspective + Business operating model */
.operator-readiness-panel {
  margin-top: 22px;
  border: 1px solid var(--line);
  border-radius: 22px;
  overflow: hidden;
  background:
    linear-gradient(145deg, rgba(36,77,120,.12), rgba(185,120,72,.07)),
    var(--panel-2);
}
.operator-readiness-head {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 18px;
  padding: 18px 20px;
  border-bottom: 1px solid var(--line);
  background: rgba(255,255,255,.026);
}
html[data-theme="light"] .operator-readiness-head { background: rgba(255,255,255,.58); }
.operator-readiness-head span {
  color: var(--copper);
  font-size: .68rem;
  letter-spacing: .15em;
  text-transform: uppercase;
  font-weight: 900;
}
.operator-readiness-head strong {
  color: var(--heading);
  font-size: .95rem;
  letter-spacing: -.01em;
}
.operator-readiness-grid {
  display: grid;
  gap: 1px;
  background: var(--line);
}
.operator-readiness-item {
  display: grid;
  grid-template-columns: 42px 1fr;
  gap: 14px;
  align-items: start;
  padding: 18px 20px;
  background: rgba(255,255,255,.022);
}
html[data-theme="light"] .operator-readiness-item { background: rgba(255,255,255,.72); }
.operator-readiness-item i {
  width: 34px;
  height: 34px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 12px;
  color: var(--copper);
  background: rgba(185,120,72,.10);
  border: 1px solid rgba(185,120,72,.22);
}
.operator-readiness-item strong {
  display: block;
  color: var(--heading);
  font-size: .86rem;
  margin-bottom: 5px;
}
.operator-readiness-item span {
  display: block;
  color: var(--muted);
  line-height: 1.55;
  font-size: .88rem;
}

.operating-model-card {
  grid-column: 1 / -1;
  padding: 28px;
  background:
    radial-gradient(circle at top left, rgba(185,120,72,.10), transparent 36%),
    linear-gradient(135deg, rgba(36,77,120,.14), rgba(255,255,255,.02)),
    var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}
.operating-model-shell {
  display: grid;
  grid-template-columns: minmax(250px, .72fr) minmax(0, 1.28fr);
  gap: 24px;
  align-items: stretch;
}
.operating-model-intro {
  padding: 4px 6px 4px 0;
  align-self: center;
}
.operating-model-intro h3 {
  margin: 14px 0 12px;
  color: var(--heading);
  font-size: clamp(1.45rem, 2.3vw, 2.05rem);
  line-height: 1.08;
  letter-spacing: -.035em;
}
.operating-model-intro p {
  color: var(--muted);
  line-height: 1.7;
  max-width: 420px;
}
.refined-model-steps {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  background: transparent;
}
.refined-model-steps div {
  position: relative;
  min-height: 0;
  padding: 22px 20px 20px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: rgba(255,255,255,.035);
  box-shadow: none;
  overflow: hidden;
}
html[data-theme="light"] .refined-model-steps div { background: rgba(255,255,255,.74); }
.refined-model-steps div::after {
  content: "";
  position: absolute;
  inset: auto 18px 0 18px;
  height: 3px;
  border-radius: 999px 999px 0 0;
  background: linear-gradient(90deg, var(--red), var(--copper));
  opacity: .55;
}
.refined-model-steps span {
  width: auto;
  height: auto;
  border: 0;
  border-radius: 0;
  background: transparent;
  color: var(--copper);
  font-size: .72rem;
  letter-spacing: .16em;
  text-transform: uppercase;
  margin: 0 0 18px;
}
.refined-model-steps h4 {
  margin: 0 0 10px;
  color: var(--heading);
  font-size: 1.02rem;
}
.refined-model-steps p {
  color: var(--muted);
  line-height: 1.58;
  font-size: .88rem;
}

@media (max-width: 980px) {
  .operating-model-shell { grid-template-columns: 1fr; }
  .operating-model-intro p { max-width: none; }
  .refined-model-steps { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 640px) {
  .operator-readiness-head { align-items: start; flex-direction: column; }
  .operator-readiness-item { grid-template-columns: 1fr; }
  .refined-model-steps { grid-template-columns: 1fr; }
}