:root {
  color-scheme: dark;
  --bg: #08101a;
  --bg-2: #0e1824;
  --panel: #121f2d;
  --panel-2: #172637;
  --surface: #0d1722;
  --text: #f5f8fb;
  --heading: #ffffff;
  --muted: #aab7c6;
  --muted-2: #7d8b9b;
  --line: rgba(218, 226, 235, .13);
  --line-strong: rgba(218, 226, 235, .24);
  --blue: #244d78;
  --blue-deep: #123455;
  --blue-soft: #9bb6d3;
  --red: #9d3340;
  --red-deep: #76242f;
  --copper: #b97848;
  --sand: #e9dfd1;
  --white: #ffffff;
  --shadow: 0 24px 80px rgba(0, 0, 0, .28);
  --shadow-soft: 0 16px 48px rgba(0, 0, 0, .18);
  --radius: 22px;
  --radius-sm: 14px;
  --container: 1160px;
}

html[data-theme="light"] {
  color-scheme: light;
  --bg: #f5f7fa;
  --bg-2: #edf2f7;
  --panel: #ffffff;
  --panel-2: #f1f5f9;
  --surface: #ffffff;
  --text: #192332;
  --heading: #0f1724;
  --muted: #5d6b7b;
  --muted-2: #768393;
  --line: rgba(23, 43, 67, .14);
  --line-strong: rgba(23, 43, 67, .24);
  --blue: #214a75;
  --blue-deep: #0f304f;
  --blue-soft: #557aa2;
  --red: #93313b;
  --red-deep: #77252f;
  --copper: #a7663a;
  --sand: #5b4937;
  --shadow: 0 24px 80px rgba(28, 47, 70, .12);
  --shadow-soft: 0 16px 46px rgba(28, 47, 70, .10);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: "Nunito", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background:
    radial-gradient(circle at 12% 4%, rgba(36,77,120,.30), transparent 32rem),
    radial-gradient(circle at 92% 8%, rgba(157,51,64,.18), transparent 34rem),
    var(--bg);
  color: var(--text);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  text-rendering: geometricPrecision;
}
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 999;
  opacity: .12;
  background-image: linear-gradient(rgba(255,255,255,.045) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.035) 1px, transparent 1px);
  background-size: 72px 72px;
  mask-image: linear-gradient(to bottom, rgba(0,0,0,.55), transparent 70%);
}
html[data-theme="light"] body::before { opacity: .18; background-image: linear-gradient(rgba(20,40,65,.04) 1px, transparent 1px), linear-gradient(90deg, rgba(20,40,65,.035) 1px, transparent 1px); }
body.nav-open { overflow: hidden; }
a { color: inherit; }
.container { width: min(var(--container), calc(100% - 40px)); margin: 0 auto; position: relative; z-index: 1; }
section { padding: clamp(76px, 9vw, 126px) 0; position: relative; }
.section-alt { background: linear-gradient(180deg, rgba(255,255,255,.025), transparent), var(--bg-2); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
html[data-theme="light"] .section-alt { background: linear-gradient(180deg, rgba(255,255,255,.72), rgba(255,255,255,.28)), var(--bg-2); }

.site-nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 18px clamp(18px, 4vw, 42px);
  background: rgba(8,16,26,.70);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(14px);
  transition: padding .2s ease, background .2s ease;
}
html[data-theme="light"] .site-nav { background: rgba(255,255,255,.80); }
.site-nav.scrolled { padding-top: 12px; padding-bottom: 12px; background: rgba(8,16,26,.92); }
html[data-theme="light"] .site-nav.scrolled { background: rgba(255,255,255,.95); }
.logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  text-transform: uppercase;
  letter-spacing: .14em;
  font-size: .82rem;
  font-weight: 800;
  text-decoration: none;
  color: var(--heading);
  white-space: nowrap;
}
.logo-mark {
  width: 26px; height: 26px;
  border-radius: 50%;
  border: 1px solid var(--line-strong);
  background: linear-gradient(90deg, var(--red) 0 32%, #f9fafb 32% 65%, var(--blue) 65% 100%);
  box-shadow: inset 0 0 0 4px rgba(8,16,26,.45);
}
html[data-theme="light"] .logo-mark { box-shadow: inset 0 0 0 4px rgba(255,255,255,.72); }
.logo span:last-child { color: var(--copper); }
.nav-links { display: flex; align-items: center; gap: 24px; margin: 0; padding: 0; list-style: none; }
.nav-links a {
  font-size: .72rem;
  font-weight: 800;
  letter-spacing: .12em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--muted);
  transition: color .18s ease;
}
.nav-links a:hover { color: var(--heading); }
.nav-actions { display: flex; align-items: center; gap: 10px; }
.icon-btn, .nav-cta, .menu-btn, .concept-link {
  min-height: 38px;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  background: transparent;
  color: var(--text);
  font-family: inherit;
  font-size: .68rem;
  font-weight: 800;
  letter-spacing: .12em;
  text-transform: uppercase;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  text-decoration: none;
  cursor: pointer;
  transition: background .18s ease, color .18s ease, border-color .18s ease, transform .18s ease;
}
.icon-btn { padding: 0 13px; color: var(--muted); }
.icon-btn:hover { color: var(--heading); border-color: var(--blue-soft); background: rgba(36,77,120,.12); }
.nav-cta { padding: 0 18px; background: rgba(157,51,64,.12); border-color: rgba(157,51,64,.45); color: var(--heading); }
.nav-cta:hover { background: var(--red); border-color: var(--red); color: #fff; transform: translateY(-1px); }
.menu-btn { display: none; width: 42px; padding: 0; flex-direction: column; gap: 5px; }
.menu-btn span { display: block; width: 16px; height: 1px; background: var(--heading); transition: transform .18s ease, opacity .18s ease; }
body.nav-open .menu-btn span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
body.nav-open .menu-btn span:nth-child(2) { opacity: 0; }
body.nav-open .menu-btn span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }
.concept-nav { display: flex; gap: 8px; align-items: center; }
.concept-link { padding: 0 12px; color: var(--muted); font-size: .62rem; min-height: 32px; }
.concept-link.active { background: var(--blue); border-color: var(--blue); color: #fff; }

.hero { min-height: 100vh; display: flex; align-items: center; padding-top: 116px; overflow: hidden; }
.hero::after { content: ""; position: absolute; inset: 0; z-index: 0; background: linear-gradient(180deg, transparent 70%, var(--bg)); pointer-events: none; }
.hero-grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(360px, .86fr); gap: clamp(38px, 6vw, 72px); align-items: center; }
.eyebrow, .section-label, .mini-label {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-size: .72rem;
  line-height: 1.2;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--copper);
  font-weight: 900;
}
.eyebrow::before, .section-label::before { content: ""; width: 36px; height: 1px; background: currentColor; }
.hero h1, .section-title, .chooser-title {
  margin: 22px 0 0;
  color: var(--heading);
  font-weight: 800;
  letter-spacing: -.04em;
  line-height: .98;
}
.hero h1 { font-size: clamp(3.1rem, 7vw, 6.7rem); }
.hero h1 em, .section-title em { font-style: normal; color: var(--blue-soft); }
html[data-theme="light"] .hero h1 em, html[data-theme="light"] .section-title em { color: var(--blue); }
.hero-copy, .lead-copy, .body-copy, .muted-copy { color: var(--muted); line-height: 1.82; }
.hero-copy { max-width: 570px; font-size: 1.03rem; margin: 26px 0 0; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 34px; }
.btn-primary, .btn-secondary, .btn-red {
  min-height: 48px;
  border-radius: 999px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 24px;
  font-size: .72rem;
  font-weight: 900;
  letter-spacing: .13em;
  text-transform: uppercase;
  text-decoration: none;
  border: 1px solid transparent;
  transition: transform .18s ease, background .18s ease, color .18s ease, border-color .18s ease;
}
.btn-primary { background: var(--blue); color: #fff; border-color: var(--blue); }
.btn-primary:hover { background: var(--blue-deep); color: #fff; transform: translateY(-1px); }
.btn-red { background: var(--red); color: #fff; border-color: var(--red); }
.btn-red:hover { background: var(--red-deep); color: #fff; transform: translateY(-1px); }
.btn-secondary { color: var(--heading); border-color: var(--line-strong); background: rgba(255,255,255,.02); }
.btn-secondary:hover { border-color: var(--copper); background: rgba(185,120,72,.10); color: var(--heading); transform: translateY(-1px); }
.hero-media { position: relative; min-height: 540px; }
.image-card {
  position: relative;
  height: min(570px, 64vh);
  border-radius: var(--radius);
  background: linear-gradient(180deg, rgba(8,16,26,.08), rgba(8,16,26,.72)), url('./intro.jpg') center/cover no-repeat;
  border: 1px solid var(--line-strong);
  box-shadow: var(--shadow);
  overflow: hidden;
}
html[data-theme="light"] .image-card { background: linear-gradient(180deg, rgba(255,255,255,.04), rgba(9,20,32,.34)), url('./intro.jpg') center/cover no-repeat; }
.float-badge, .memo-card, .footprint-panel, .prospectus-card {
  background: rgba(18,31,45,.88);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-soft);
  backdrop-filter: blur(16px);
}
html[data-theme="light"] .float-badge, html[data-theme="light"] .memo-card, html[data-theme="light"] .footprint-panel, html[data-theme="light"] .prospectus-card { background: rgba(255,255,255,.90); }
.float-badge { position: absolute; left: 22px; bottom: 22px; padding: 14px 18px; color: var(--heading); font-weight: 900; font-size: .82rem; border-left: 3px solid var(--red); }
.hero-stats, .raise-wrap, .stat-grid, .terms-grid, .metric-strip, .kpi-row {
  display: grid;
  border: 1px solid var(--line);
  background: var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-soft);
}
.hero-stats { grid-template-columns: repeat(3, 1fr); margin-top: 42px; }
.stat-box, .mini-stat, .term-card, .kpi-box, .snapshot-cell {
  background: var(--panel);
  padding: 24px;
}
.stat-value, .metric-value, .kpi-value, .term-value { color: var(--heading); font-weight: 900; letter-spacing: -.03em; font-size: clamp(1.8rem, 3vw, 2.45rem); }
.stat-label, .metric-label, .term-label, .kpi-label { color: var(--muted); font-size: .74rem; text-transform: uppercase; letter-spacing: .12em; font-weight: 900; margin-top: 7px; }
.raise-wrap { margin-top: 34px; padding: 24px; background: var(--panel); display: block; }
.raise-head { display: flex; justify-content: space-between; gap: 18px; color: var(--muted); font-size: .78rem; letter-spacing: .12em; text-transform: uppercase; font-weight: 900; margin-bottom: 14px; }
.raise-head strong { color: var(--heading); font-size: 1.05rem; }
.progress-track { height: 8px; border-radius: 99px; background: rgba(128,150,174,.20); overflow: hidden; }
.progress-bar { height: 100%; width: 23.65%; background: linear-gradient(90deg, var(--red), var(--blue)); border-radius: inherit; }
.raise-foot { display: flex; justify-content: space-between; gap: 18px; flex-wrap: wrap; color: var(--muted); font-size: .84rem; margin-top: 12px; }
.section-heading { max-width: 780px; margin-bottom: 42px; }
.section-title { font-size: clamp(2.35rem, 5vw, 4.6rem); }
.section-deck { color: var(--muted); line-height: 1.82; margin-top: 18px; max-width: 660px; }
.two-col { display: grid; grid-template-columns: .86fr 1.14fr; gap: clamp(32px, 5vw, 62px); align-items: start; }
.card, .panel, .evidence-card, .team-card, .business-card, .market-card, .offering-panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-soft);
}
.panel { padding: clamp(26px, 4vw, 38px); }
.icon-chip {
  width: 44px; height: 44px; border-radius: 14px;
  display: inline-flex; align-items: center; justify-content: center;
  border: 1px solid var(--line);
  background: rgba(36,77,120,.12);
  color: var(--copper);
  margin-bottom: 20px;
}
.card h3, .card h4, .panel h3, .panel h4, .evidence-card h3, .evidence-card h4, .team-card h3, .team-card h4 { margin: 0; color: var(--heading); }
.card p, .panel p, .evidence-card p, .team-card p { color: var(--muted); line-height: 1.75; }

/* Concept chooser */
.chooser-hero { min-height: 100vh; display: flex; align-items: center; padding-top: 120px; }
.chooser-title { font-size: clamp(3rem, 7vw, 6rem); }
.chooser-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin-top: 42px; }
.chooser-card { text-decoration: none; color: inherit; padding: 28px; min-height: 310px; display: flex; flex-direction: column; justify-content: space-between; transition: transform .18s ease, border-color .18s ease; }
.chooser-card:hover { transform: translateY(-4px); border-color: var(--copper); }
.chooser-card h2 { color: var(--heading); margin: 10px 0 12px; font-size: 1.6rem; }
.chooser-card p { color: var(--muted); line-height: 1.72; margin: 0; }
.chooser-tag { color: var(--copper); font-size: .7rem; text-transform: uppercase; letter-spacing: .16em; font-weight: 900; }

/* Concept 1: Operator Memo */
.concept-operator .hero-media { min-height: 500px; }
.memo-card { position: absolute; right: 0; bottom: 0; width: min(420px, 92%); padding: 26px; }
.memo-card h3 { margin: 0 0 18px; color: var(--heading); font-size: 1.15rem; }
.memo-grid { display: grid; grid-template-columns: repeat(2,1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: 16px; overflow: hidden; }
.memo-grid .mini-stat { padding: 18px; }
.operator-snapshot { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1px; background: var(--line); border-radius: var(--radius); overflow: hidden; border: 1px solid var(--line); }
.snapshot-cell { min-height: 142px; }
.snapshot-cell p { margin: 10px 0 0; color: var(--muted); line-height: 1.55; font-size: .9rem; }
.thesis-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.thesis-card { padding: 26px; min-height: 274px; position: relative; overflow: hidden; }
.thesis-card::before { content: ""; position: absolute; inset: 0 0 auto; height: 3px; background: linear-gradient(90deg, var(--red), var(--blue)); opacity: .78; }
.thesis-card .mini-label { margin-bottom: 18px; color: var(--muted-2); }
.thesis-card .mini-label::before { display: none; }
.thesis-card h3 { font-size: 1.22rem; margin-bottom: 14px; }
.proof { margin-top: 18px; padding-top: 16px; border-top: 1px solid var(--line); color: var(--copper); font-size: .78rem; text-transform: uppercase; letter-spacing: .12em; font-weight: 900; }
.operating-flow { display: grid; grid-template-columns: repeat(5, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
.flow-step { background: var(--panel); padding: 24px; min-height: 180px; }
.flow-step span { display: inline-flex; width: 32px; height: 32px; border-radius: 50%; align-items: center; justify-content: center; background: rgba(185,120,72,.12); color: var(--copper); font-weight: 900; margin-bottom: 16px; }
.flow-step h4 { font-size: 1rem; margin: 0 0 10px; }
.flow-step p { color: var(--muted); font-size: .88rem; line-height: 1.65; margin: 0; }

/* Concept 2: Basin Opportunity */
.concept-basin .hero-grid { grid-template-columns: .92fr 1fr; }
.footprint-panel { padding: 28px; position: relative; }
.field-map { height: 390px; border-radius: var(--radius); border: 1px solid var(--line); background: linear-gradient(135deg, rgba(36,77,120,.18), rgba(157,51,64,.10)), var(--panel); position: relative; overflow: hidden; }
.field-map::before { content: ""; position: absolute; inset: 42px; border: 1px solid rgba(155,182,211,.22); border-radius: 48% 52% 46% 54%; transform: rotate(-18deg); }
.field-map::after { content: ""; position: absolute; inset: 88px 72px; border: 1px dashed rgba(185,120,72,.46); border-radius: 42% 58% 55% 45%; transform: rotate(18deg); }
.map-node { position: absolute; width: 11px; height: 11px; border-radius: 50%; background: var(--copper); box-shadow: 0 0 0 8px rgba(185,120,72,.12); }
.map-node.n1 { left: 28%; top: 34%; } .map-node.n2 { left: 56%; top: 46%; } .map-node.n3 { left: 44%; top: 63%; } .map-node.n4 { left: 70%; top: 32%; }
.field-label { position: absolute; left: 24px; bottom: 24px; right: 24px; display: grid; grid-template-columns: repeat(3,1fr); gap: 1px; background: var(--line); border-radius: 16px; overflow: hidden; border: 1px solid var(--line); }
.stack-wrap { display: grid; gap: 12px; }
.stack-item { display: grid; grid-template-columns: 220px 1fr 170px; gap: 22px; align-items: center; padding: 22px; background: var(--panel); border: 1px solid var(--line); border-radius: 18px; transition: transform .18s ease, border-color .18s ease; }
.stack-item:hover { transform: translateX(4px); border-color: var(--copper); }
.stack-title { color: var(--heading); font-size: 1.12rem; font-weight: 900; }
.stack-body { color: var(--muted); line-height: 1.65; }
.stack-proof { color: var(--copper); font-size: .76rem; text-transform: uppercase; letter-spacing: .12em; font-weight: 900; text-align: right; }
.timeline { position: relative; display: grid; grid-template-columns: repeat(5, 1fr); gap: 14px; }
.timeline::before { content: ""; position: absolute; left: 8%; right: 8%; top: 38px; height: 1px; background: var(--line-strong); }
.timeline-item { position: relative; padding: 70px 20px 22px; background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius-sm); box-shadow: var(--shadow-soft); }
.timeline-dot { position: absolute; top: 24px; left: 20px; width: 30px; height: 30px; border-radius: 50%; background: var(--bg); border: 1px solid var(--copper); color: var(--copper); display: flex; align-items: center; justify-content: center; font-size: .76rem; font-weight: 900; }
.timeline-item h4 { margin: 0 0 10px; }
.timeline-item p { color: var(--muted); line-height: 1.6; font-size: .88rem; }
.grouped-team { display: grid; grid-template-columns: repeat(3,1fr); gap: 18px; }
.team-group { padding: 24px; }
.team-group h3 { margin: 0 0 18px; font-size: 1.15rem; }
.group-person { padding: 16px 0; border-top: 1px solid var(--line); }
.group-person strong { display: block; color: var(--heading); }
.group-person span { display: block; color: var(--muted); font-size: .88rem; margin-top: 4px; }

/* Concept 3: Energy Infrastructure Prospectus */
.concept-prospectus .hero-grid { grid-template-columns: 1fr .78fr; }
.prospectus-card { padding: 30px; min-height: 520px; display: flex; flex-direction: column; justify-content: space-between; }
.prospectus-card-top { border-bottom: 1px solid var(--line); padding-bottom: 24px; }
.prospectus-card h3 { margin: 0; font-size: 1.55rem; color: var(--heading); line-height: 1.15; }
.prospectus-line { display: grid; grid-template-columns: 1fr auto; gap: 18px; padding: 18px 0; border-bottom: 1px solid var(--line); }
.prospectus-line span { color: var(--muted); }
.prospectus-line strong { color: var(--heading); }
.highlight-layout { display: grid; grid-template-columns: 1.08fr .92fr; gap: 18px; }
.feature-card { min-height: 430px; padding: 34px; background: linear-gradient(135deg, rgba(36,77,120,.24), rgba(157,51,64,.10)), var(--panel); display: flex; flex-direction: column; justify-content: space-between; }
.feature-card h3 { font-size: clamp(2rem, 4vw, 3.4rem); line-height: 1; }
.evidence-stack { display: grid; gap: 18px; }
.evidence-card { padding: 24px; }
.evidence-card h4 { font-size: 1.12rem; margin-bottom: 10px; }
.allocation-panel { display: grid; grid-template-columns: .9fr 1.1fr; gap: 24px; align-items: stretch; }
.allocation-bar { display: flex; height: 46px; border-radius: 999px; overflow: hidden; border: 1px solid var(--line); margin: 22px 0 26px; }
.alloc-a { background: var(--blue); width: 52%; } .alloc-b { background: var(--red); width: 24%; } .alloc-c { background: var(--copper); width: 16%; } .alloc-d { background: var(--blue-soft); width: 8%; }
.legend { display: grid; gap: 12px; }
.legend-item { display: flex; align-items: center; justify-content: space-between; gap: 12px; color: var(--muted); }
.legend-item i { display: inline-block; width: 11px; height: 11px; border-radius: 3px; margin-right: 8px; }
.deploy-flow { display: grid; grid-template-columns: repeat(5,1fr); gap: 10px; }
.deploy-step { padding: 18px; border: 1px solid var(--line); border-radius: 16px; background: rgba(255,255,255,.025); }
.deploy-step strong { color: var(--heading); display: block; margin-bottom: 8px; }
.deploy-step span { color: var(--muted); font-size: .84rem; line-height: 1.55; }
.editorial-market { display: grid; grid-template-columns: .9fr 1.1fr; gap: 32px; align-items: center; }
.quote-panel { padding: 34px; border-left: 3px solid var(--copper); }
.quote-panel blockquote { margin: 0; color: var(--heading); font-size: clamp(1.35rem, 2.8vw, 2.15rem); line-height: 1.25; font-weight: 800; }
.dashboard { display: grid; grid-template-columns: .8fr 1.2fr; gap: 18px; }
.dashboard-summary, .dashboard-terms { padding: 30px; }
.dashboard-terms .terms-table { margin: 0; }
.leadership-feature { display: grid; grid-template-columns: .92fr 1.08fr; gap: 18px; }
.ceo-card { padding: 34px; display: flex; flex-direction: column; justify-content: space-between; min-height: 460px; }
.ceo-photo { width: 72px; height: 72px; border-radius: 50%; display: flex; align-items: center; justify-content: center; border: 1px solid var(--line-strong); color: var(--copper); background: rgba(185,120,72,.10); font-weight: 900; font-size: 1.35rem; margin-bottom: 24px; }
.compact-team { display: grid; grid-template-columns: repeat(2,1fr); gap: 18px; }
.compact-team .team-card { padding: 22px; min-height: 210px; }

.business-grid, .market-grid, .terms-split, .team-grid { display: grid; gap: 18px; }
.business-grid { grid-template-columns: repeat(3,1fr); }
.market-grid { grid-template-columns: repeat(2,1fr); }
.terms-split { grid-template-columns: .78fr 1.22fr; align-items: start; }
.terms-grid { grid-template-columns: repeat(3,1fr); margin-bottom: 18px; box-shadow: none; }
.term-card { min-height: 132px; }
.terms-table { width: 100%; border-collapse: separate; overflow: hidden; border-radius: var(--radius); background: var(--panel); border: 1px solid var(--line); box-shadow: var(--shadow-soft); }
.terms-table td { padding: 18px 22px; border-bottom: 1px solid var(--line); color: var(--muted); vertical-align: top; }
.terms-table tr:last-child td { border-bottom: 0; }
.terms-table td:first-child { width: 38%; color: var(--heading); font-weight: 900; font-size: .78rem; letter-spacing: .11em; text-transform: uppercase; }
.terms-table strong { color: var(--copper); }
.accreditation { margin-top: 18px; padding: 22px; border-radius: var(--radius-sm); border: 1px solid var(--line); border-left: 3px solid var(--red); background: rgba(157,51,64,.08); }
.accreditation h4 { margin: 0 0 10px; color: var(--heading); }
.accreditation p { margin: 0; color: var(--muted); line-height: 1.7; }
.team-grid { grid-template-columns: repeat(3,1fr); }
.team-card { padding: 26px; min-height: 330px; display: flex; flex-direction: column; }
.team-avatar { width: 58px; height: 58px; border-radius: 50%; display: flex; align-items: center; justify-content: center; border: 1px solid var(--line-strong); color: var(--copper); background: rgba(185,120,72,.10); font-weight: 900; margin-bottom: 20px; }
.team-name { font-size: 1.1rem; font-weight: 900; color: var(--heading); }
.team-title { margin-top: 5px; color: var(--copper); font-weight: 900; font-size: .78rem; letter-spacing: .08em; text-transform: uppercase; }
.team-bio { margin: 16px 0 0; font-size: .92rem; }
.cred-list { display: flex; flex-wrap: wrap; gap: 8px; margin-top: auto; padding-top: 18px; }
.cred-list span { color: var(--muted); border: 1px solid var(--line); border-radius: 999px; padding: 7px 10px; font-size: .72rem; font-weight: 800; }
.cta { background: linear-gradient(135deg, var(--blue-deep), var(--blue)); overflow: hidden; color: #fff; }
.cta::before {
  content: "";
  position: absolute;
  inset: 0;
  /* background: radial-gradient(circle at 20% 20%, rgba(157,51,64,.35), transparent 34rem), linear-gradient(90deg, rgba(255,255,255,.06) 1px, transparent 1px);
  background-size: auto, 78px 78px;  */
  background: radial-gradient(circle at 20% 20%, rgba(157, 51, 64, .35), transparent 34rem);
  background-size: auto;
  opacity: .72;
}
.cta .container { text-align: center; max-width: 900px; }
.cta h2 { margin: 0; font-size: clamp(2.4rem, 5vw, 4.7rem); line-height: 1; letter-spacing: -.04em; }
.cta p { color: rgba(255,255,255,.72); line-height: 1.72; max-width: 580px; margin: 18px auto 0; }
.cta .btn-red { margin-top: 28px; background: #fff; color: var(--blue-deep); border-color: #fff; }
.cta .btn-red:hover { background: var(--red); color: #fff; border-color: var(--red); }
.disclaimer { margin-top: 28px; color: rgba(255,255,255,.58); font-size: .72rem; letter-spacing: .08em; text-transform: uppercase; }
.site-footer { padding: 70px 0 42px; border-top: 1px solid var(--line); background: var(--bg); }
.footer-grid { display: grid; grid-template-columns: 1.35fr .75fr .75fr; gap: 42px; }
.footer-logo { color: var(--heading); text-transform: uppercase; letter-spacing: .14em; font-weight: 900; margin-bottom: 18px; }
.footer-disc, .footer-contact, .footer-copy { color: var(--muted); line-height: 1.72; font-size: .84rem; }
.footer-head { color: var(--copper); text-transform: uppercase; letter-spacing: .15em; font-size: .72rem; font-weight: 900; margin-bottom: 18px; }
.footer-links { list-style: none; padding: 0; margin: 0; display: grid; gap: 10px; }
.footer-links a { text-decoration: none; color: var(--muted); font-size: .86rem; }
.footer-links a:hover { color: var(--heading); }
.footer-copy { margin-top: 42px; padding-top: 22px; border-top: 1px solid var(--line); opacity: .72; }

.modal-backdrop { position: fixed; inset: 0; z-index: 500; display: none; align-items: center; justify-content: center; background: rgba(4,9,15,.72); padding: 24px; }
.modal-backdrop.open { display: flex; }
.invest-modal { width: min(760px, 100%); max-height: calc(100vh - 48px); overflow: auto; background: var(--panel); border: 1px solid var(--line-strong); border-radius: var(--radius); box-shadow: var(--shadow); }
.modal-head, .modal-foot { display: flex; align-items: center; justify-content: space-between; gap: 18px; padding: 22px 26px; border-bottom: 1px solid var(--line); }
.modal-foot { border-top: 1px solid var(--line); border-bottom: 0; justify-content: flex-end; }
.modal-head h3 { margin: 0; color: var(--heading); }
.modal-body { padding: 26px; }
.close-btn { width: 36px; height: 36px; border-radius: 50%; border: 1px solid var(--line); background: transparent; color: var(--muted); cursor: pointer; }
.form-grid { display: grid; grid-template-columns: repeat(2,1fr); gap: 16px; }
.form-field.full { grid-column: 1 / -1; }
.form-field label { display: block; color: var(--heading); font-size: .78rem; font-weight: 900; letter-spacing: .08em; text-transform: uppercase; margin-bottom: 8px; }
.form-field input, .form-field select { width: 100%; min-height: 44px; border-radius: 12px; border: 1px solid var(--line); background: var(--bg); color: var(--text); padding: 0 12px; font: inherit; }
.form-field input:focus, .form-field select:focus { outline: 3px solid rgba(36,77,120,.18); border-color: var(--blue); }
.checkline { display: flex; align-items: flex-start; gap: 10px; color: var(--muted); line-height: 1.6; }
.disclosure-box { margin-top: 6px; padding: 16px; border: 1px solid var(--line); border-radius: 14px; background: rgba(255,255,255,.03); color: var(--muted); font-size: .78rem; line-height: 1.7; }
.success-note { display: none; padding: 16px; border-radius: 14px; border: 1px solid rgba(54,160,111,.35); background: rgba(54,160,111,.12); color: var(--heading); margin-bottom: 18px; }
.success-note.visible { display: block; }
.fade-up { opacity: 0; transform: translateY(16px); transition: opacity .55s ease, transform .55s ease; }
.fade-up.visible { opacity: 1; transform: translateY(0); }

@media (max-width: 1120px) {
  .nav-links { gap: 17px; }
  .concept-nav { display: none; }
  .operating-flow, .deploy-flow { grid-template-columns: repeat(3,1fr); }
  .timeline { grid-template-columns: repeat(3,1fr); }
  .timeline::before { display: none; }
}
@media (max-width: 960px) {
  .container { width: min(var(--container), calc(100% - 32px)); }
  .menu-btn { display: inline-flex; }
  .nav-links {
    position: fixed;
    top: 72px;
    left: 16px;
    right: 16px;
    display: grid;
    gap: 0;
    padding: 10px;
    background: rgba(18,31,45,.96);
    border: 1px solid var(--line-strong);
    border-radius: 20px;
    box-shadow: var(--shadow);
    backdrop-filter: blur(18px);
    opacity: 0;
    pointer-events: none;
    transform: translateY(-8px);
    transition: opacity .18s ease, transform .18s ease;
  }
  html[data-theme="light"] .nav-links { background: rgba(255,255,255,.96); }
  body.nav-open .nav-links { opacity: 1; pointer-events: auto; transform: translateY(0); }
  .nav-links a { display: block; padding: 15px 16px; border-radius: 12px; color: var(--heading); }
  .nav-links a:hover { background: rgba(36,77,120,.12); }
  .hero-grid, .two-col, .terms-split, .allocation-panel, .editorial-market, .dashboard, .leadership-feature, .highlight-layout, .concept-basin .hero-grid, .concept-prospectus .hero-grid { grid-template-columns: 1fr; }
  .hero-media { min-height: auto; }
  .image-card, .prospectus-card { height: auto; min-height: 420px; }
  .memo-card { position: relative; width: 100%; margin-top: 16px; }
  .thesis-grid, .business-grid, .market-grid, .team-grid, .grouped-team, .chooser-grid, .compact-team { grid-template-columns: 1fr 1fr; }
  .stack-item { grid-template-columns: 1fr; gap: 12px; }
  .stack-proof { text-align: left; }
  .field-label { grid-template-columns: 1fr; }
}
@media (max-width: 680px) {
  section { padding: 66px 0; }
  .site-nav { padding: 12px 16px; }
  .logo { font-size: .72rem; letter-spacing: .10em; }
  .logo-mark { width: 21px; height: 21px; }
  .nav-cta { display: none; }
  .icon-btn span { display: none; }
  .hero { padding-top: 98px; min-height: auto; }
  .hero h1 { font-size: clamp(2.7rem, 15vw, 4.3rem); }
  .hero-copy { font-size: .96rem; }
  .hero-actions .btn-primary, .hero-actions .btn-secondary, .hero-actions .btn-red { width: 100%; }
  .hero-stats, .terms-grid, .operator-snapshot, .memo-grid { grid-template-columns: 1fr; }
  .raise-head { display: grid; }
  .section-title { font-size: clamp(2.1rem, 10vw, 3.3rem); }
  .thesis-grid, .business-grid, .market-grid, .team-grid, .grouped-team, .chooser-grid, .compact-team, .operating-flow, .deploy-flow, .timeline { grid-template-columns: 1fr; }
  .timeline-item { padding-top: 62px; }
  .field-map { height: 320px; }
  .form-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .terms-table, .terms-table tbody, .terms-table tr, .terms-table td { display: block; width: 100%; }
  .terms-table td:first-child { width: 100%; padding-bottom: 5px; border-bottom: 0; }
  .terms-table td + td { padding-top: 0; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { transition-duration: .001ms !important; animation-duration: .001ms !important; scroll-behavior: auto !important; }
  .fade-up { opacity: 1; transform: none; }
}