/* ─── VARIABLES ──────────────────────────────────────── */
:root {
  --navy:      #0A0E1A;
  --navy-mid:  #1E2D4F;
  --navy-card: #141929;
  --gold:      #C8A84B;
  --gold-lt:   #DFC06A;
  --cream:     #F7F4EE;
  --silver:    #8A9BB0;
  --silver-lt: #B8C5D4;
  --white:     #FFFFFF;
  --border:    rgba(200,168,75,0.18);
  --container: 1180px;
}

/* ─── RESET & BASE ───────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

section[id] { scroll-margin-top: 90px; }

body {
  background: var(--navy);
  color: var(--cream);
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  overflow-x: hidden;
}

img { display: block; max-width: 100%; height: auto; }

a { color: inherit; text-decoration: none; }

.container {
  width: min(var(--container), 92vw);
  margin-inline: auto;
}

.visually-hidden {
  position: absolute !important;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
  border: 0;
}

/* ─── NAV ────────────────────────────────────────────── */
.site-nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(10,14,26,0.88);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  min-height: 72px;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}

.nav-logo-mark {
  width: 34px; height: 34px;
  background: var(--gold);
  clip-path: polygon(50% 0%,100% 25%,100% 75%,50% 100%,0% 75%,0% 25%);
  flex-shrink: 0;
}

.nav-logo-img {
  width: 56px; height: 56px;
  object-fit: contain;
  flex-shrink: 0;
}

.nav-brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}

.nav-brand-name {
  font-family: 'Playfair Display', serif;
  font-size: 15px;
  font-weight: 700;
  color: var(--cream);
  letter-spacing: 0.02em;
  white-space: nowrap;
}

.nav-brand-sub {
  font-size: 9px;
  font-weight: 500;
  letter-spacing: 0.18em;
  color: var(--gold);
  text-transform: uppercase;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 28px;
}

.nav-toggle {
  display: none;
  width: 40px; height: 40px;
  padding: 0;
  border: 1px solid var(--border);
  background: transparent;
  border-radius: 2px;
  cursor: pointer;
  position: relative;
}

.nav-toggle span {
  position: absolute;
  left: 9px; right: 9px;
  height: 1.5px;
  background: var(--cream);
  border-radius: 1px;
  transition: transform 0.25s ease, opacity 0.2s ease, top 0.25s ease;
}
.nav-toggle span:nth-child(1) { top: 13px; }
.nav-toggle span:nth-child(2) { top: 19px; }
.nav-toggle span:nth-child(3) { top: 25px; }

.nav-toggle.is-open span:nth-child(1) { top: 19px; transform: rotate(45deg); }
.nav-toggle.is-open span:nth-child(2) { opacity: 0; }
.nav-toggle.is-open span:nth-child(3) { top: 19px; transform: rotate(-45deg); }

.nav-links {
  display: flex;
  gap: 32px;
  list-style: none;
}

.nav-links a {
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--silver-lt);
  transition: color 0.2s;
}
.nav-links a:hover { color: var(--gold); }

.nav-cta {
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--navy);
  background: var(--gold);
  padding: 10px 22px;
  border-radius: 2px;
  white-space: nowrap;
  transition: background 0.2s, transform 0.15s;
  flex-shrink: 0;
}
.nav-cta:hover { background: var(--gold-lt); transform: translateY(-1px); }

/* ─── SHARED SECTION UTILITIES ───────────────────────── */
.section { padding-block: clamp(80px, 10vw, 120px); }

.section-label {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 18px;
}

.section-title {
  font-family: 'Playfair Display', serif;
  font-size: clamp(30px, 4vw, 50px);
  font-weight: 700;
  color: var(--cream);
  line-height: 1.1;
  letter-spacing: -0.01em;
  margin-bottom: 22px;
  max-width: 640px;
}

.section-body {
  font-size: 16px;
  font-weight: 300;
  color: var(--silver-lt);
  line-height: 1.8;
  max-width: 580px;
}

.gold-rule {
  width: 48px; height: 2px;
  background: var(--gold);
  margin-bottom: 24px;
}

/* buttons */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--navy);
  background: var(--gold);
  padding: 14px 30px;
  border-radius: 2px;
  transition: background 0.2s, transform 0.15s, box-shadow 0.2s;
}
.btn-primary:hover {
  background: var(--gold-lt);
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(200,168,75,0.3);
}
.btn-primary .arrow { transition: transform 0.2s; }
.btn-primary:hover .arrow { transform: translateX(4px); }

.btn-ghost {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--silver-lt);
  border: 1px solid rgba(138,155,176,0.35);
  padding: 14px 30px;
  border-radius: 2px;
  transition: border-color 0.2s, color 0.2s;
}
.btn-ghost:hover { border-color: var(--gold); color: var(--gold); }

/* legacy btn aliases used by series_detail */
.btn { display: inline-flex; align-items: center; justify-content: center; }
.btn.btn-primary  { color: var(--navy); background: var(--gold); padding: 13px 28px; border-radius: 2px; font-weight: 600; letter-spacing: 0.08em; text-transform: uppercase; font-size: 13px; transition: background 0.2s, transform 0.15s; }
.btn.btn-primary:hover { background: var(--gold-lt); transform: translateY(-2px); }
.btn.btn-secondary { color: var(--cream); border: 1px solid rgba(255,255,255,0.28); padding: 13px 28px; border-radius: 2px; font-weight: 500; font-size: 13px; letter-spacing: 0.08em; text-transform: uppercase; transition: border-color 0.2s, color 0.2s; }
.btn.btn-secondary:hover { border-color: var(--gold); color: var(--gold); }

/* ─── HERO ───────────────────────────────────────────── */
.hero {
  display: grid;
  align-items: start;
  padding: 90px 0 100px;
  position: relative;
  overflow: hidden;
}

.hero-bg-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(200,168,75,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(200,168,75,0.04) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black 30%, transparent 100%);
  pointer-events: none;
}

.hero-orb {
  position: absolute;
  top: 8%; right: -8%;
  width: 600px; height: 600px;
  background: radial-gradient(circle, rgba(200,168,75,0.1) 0%, transparent 70%);
  pointer-events: none;
}

.hero-orb-2 {
  position: absolute;
  bottom: -10%; left: -5%;
  width: 400px; height: 400px;
  background: radial-gradient(circle, rgba(30,45,79,0.8) 0%, transparent 70%);
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 1;
}

.hero-label {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 28px;
  display: flex;
  align-items: center;
  gap: 12px;
  animation: fadeUp 0.6s 0.1s both;
}
.hero-label::before {
  content: '';
  display: block;
  width: 40px; height: 1px;
  background: var(--gold);
}

.hero-headline {
  font-family: 'Playfair Display', serif;
  font-size: clamp(50px, 7vw, 90px);
  font-weight: 900;
  line-height: 1.0;
  letter-spacing: -0.02em;
  color: var(--cream);
  max-width: 820px;
  margin-bottom: 12px;
  animation: fadeUp 0.7s 0.25s both;
}

.hero-headline .accent-word {
  color: transparent;
  -webkit-text-stroke: 2px var(--gold);
  display: block;
  font-style: italic;
  transform: translateX(56px);
  font-size: clamp(62px, 9vw, 116px);
}

.hero-sub {
  font-size: 18px;
  font-weight: 300;
  color: var(--silver-lt);
  max-width: 520px;
  line-height: 1.7;
  margin-top: 36px;
  margin-bottom: 48px;
  animation: fadeUp 0.6s 0.5s both;
}
.hero-sub strong { color: var(--cream); font-weight: 500; }

.hero-actions {
  display: flex;
  gap: 18px;
  align-items: center;
  flex-wrap: wrap;
  animation: fadeUp 0.6s 0.65s both;
}

.hero-scroll-cue {
  position: absolute;
  bottom: 40px; left: 0;
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--silver);
  font-size: 11px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.scroll-line {
  width: 1px; height: 48px;
  background: linear-gradient(to bottom, var(--gold), transparent);
  animation: scrollPulse 2s ease-in-out infinite;
}

@keyframes scrollPulse {
  0%, 100% { opacity: 0.4; height: 48px; }
  50%       { opacity: 1;   height: 64px; }
}

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ─── ABOUT ──────────────────────────────────────────── */
#about {
  background: var(--navy-card);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.about-right {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2px;
}

.about-pillar {
  background: var(--navy);
  padding: 34px 26px;
  border-left: 3px solid transparent;
  transition: border-color 0.2s, background 0.2s;
}
.about-pillar:hover {
  border-left-color: var(--gold);
  background: rgba(200,168,75,0.04);
}

.pillar-num {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.18em;
  color: var(--gold);
  margin-bottom: 14px;
}

.pillar-title {
  font-family: 'Playfair Display', serif;
  font-size: 20px;
  font-weight: 700;
  color: var(--cream);
  margin-bottom: 10px;
}

.pillar-body {
  font-size: 13px;
  font-weight: 300;
  color: var(--silver);
  line-height: 1.7;
}

/* ─── THE NDG MODEL ──────────────────────────────────── */
#model {
  background: var(--navy);
  border-top: 1px solid var(--border);
}

.model-header {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 64px;
}
.model-header .section-title,
.model-header .section-body { max-width: 100%; }
.model-header .gold-rule { margin-inline: auto; }

.model-compare {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2px;
  margin-bottom: 48px;
}

.compare-col {
  background: var(--navy-card);
  border: 1px solid var(--border);
  padding: 38px 34px;
}

.compare-col.ndg {
  background: linear-gradient(180deg, rgba(200,168,75,0.08) 0%, var(--navy-card) 100%);
  border-color: var(--gold);
  position: relative;
}
.compare-col.ndg::after {
  content: 'NDG';
  position: absolute;
  top: 16px; right: 20px;
  font-family: 'Playfair Display', serif;
  font-size: 11px;
  font-weight: 700;
  color: var(--gold);
  letter-spacing: 0.2em;
}

.compare-label {
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--silver);
  margin-bottom: 10px;
}
.compare-col.ndg .compare-label { color: var(--gold); }

.compare-title {
  font-family: 'Playfair Display', serif;
  font-size: 22px;
  font-weight: 700;
  color: var(--cream);
  margin-bottom: 22px;
  line-height: 1.2;
}

.compare-list {
  list-style: none;
}
.compare-list li {
  font-size: 13px;
  color: var(--silver-lt);
  line-height: 1.7;
  padding: 10px 0 10px 22px;
  border-bottom: 1px solid rgba(200,168,75,0.08);
  position: relative;
}
.compare-list li:last-child { border-bottom: none; }
.compare-list li::before {
  content: '';
  position: absolute;
  left: 0; top: 19px;
  width: 10px; height: 1px;
  background: var(--silver);
}
.compare-col.ndg .compare-list li::before { background: var(--gold); }

.model-thesis {
  background: var(--navy-card);
  border-left: 3px solid var(--gold);
  padding: 30px 38px;
  border-radius: 0 4px 4px 0;
}

.model-thesis-label {
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.22em;
  color: var(--gold);
  text-transform: uppercase;
  margin-bottom: 12px;
}

.model-thesis-text {
  font-family: 'Playfair Display', serif;
  font-size: 21px;
  font-weight: 400;
  font-style: italic;
  color: var(--cream);
  line-height: 1.5;
}
.model-thesis-text strong {
  color: var(--gold);
  font-style: normal;
  font-weight: 700;
}

/* ─── COMPANIES ──────────────────────────────────────── */
#series { background: var(--navy); }

.companies-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  margin-bottom: 56px;
}

.venture-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
}

.venture-card {
  background: var(--navy-card);
  border: 1px solid var(--border);
  padding: 48px 38px;
  position: relative;
  overflow: hidden;
  transition: border-color 0.3s;
  display: flex;
  flex-direction: column;
}
.venture-card:hover { border-color: var(--gold); }

.venture-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 3px;
  background: var(--gold);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s ease;
}
.venture-card:hover::before { transform: scaleX(1); }

.venture-badge {
  display: inline-block;
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gold);
  border: 1px solid var(--gold);
  padding: 4px 10px;
  border-radius: 1px;
  margin-bottom: 28px;
  align-self: flex-start;
}

.venture-icon-wrap {
  width: 52px; height: 52px;
  background: rgba(200,168,75,0.1);
  border-radius: 2px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 26px;
  transition: background 0.2s;
  flex-shrink: 0;
}
.venture-card:hover .venture-icon-wrap { background: rgba(200,168,75,0.2); }

.venture-icon-wrap svg {
  width: 26px; height: 26px;
  stroke: var(--gold);
  fill: none;
  stroke-width: 1.5;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.venture-name {
  font-family: 'Playfair Display', serif;
  font-size: 26px;
  font-weight: 700;
  color: var(--cream);
  margin-bottom: 8px;
  line-height: 1.15;
}

.venture-tagline {
  font-size: 13px;
  font-weight: 500;
  color: var(--gold);
  letter-spacing: 0.04em;
  margin-bottom: 18px;
}

.venture-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 20px;
}

.venture-tag {
  font-size: 9px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--silver-lt);
  background: rgba(200,168,75,0.06);
  border: 1px solid rgba(200,168,75,0.2);
  padding: 4px 8px;
  border-radius: 2px;
}
.venture-tag.privacy {
  color: var(--gold);
  border-color: rgba(200,168,75,0.4);
}

.venture-desc {
  font-size: 14px;
  font-weight: 300;
  color: var(--silver);
  line-height: 1.7;
  margin-bottom: 36px;
  flex: 1;
}

.venture-links {
  display: flex;
  gap: 18px;
  align-items: center;
  margin-top: auto;
}

.venture-link-primary {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--cream);
  display: flex;
  align-items: center;
  gap: 6px;
  transition: color 0.2s;
}
.venture-link-primary:hover { color: var(--gold); }

.venture-link-secondary {
  font-size: 12px;
  font-weight: 400;
  color: var(--silver);
  transition: color 0.2s;
}
.venture-link-secondary:hover { color: var(--silver-lt); }

.venture-card-corner {
  position: absolute;
  bottom: 26px; right: 26px;
  opacity: 0;
  transition: opacity 0.3s;
}
.venture-card:hover .venture-card-corner { opacity: 1; }
.venture-card-corner svg {
  width: 22px; height: 22px;
  stroke: var(--gold);
  fill: none;
  stroke-width: 1.5;
  stroke-linecap: round;
  stroke-linejoin: round;
}

/* ─── IMPACT ─────────────────────────────────────────── */
#impact {
  background: var(--navy-mid);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.impact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.impact-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2px;
}

.stat-block {
  background: var(--navy);
  padding: 38px 30px;
  border-bottom: 3px solid transparent;
  transition: border-color 0.2s;
}
.stat-block:hover { border-bottom-color: var(--gold); }

.stat-num {
  font-family: 'Playfair Display', serif;
  font-size: clamp(42px, 5vw, 56px);
  font-weight: 900;
  color: var(--gold);
  line-height: 1;
  margin-bottom: 8px;
}

.stat-label {
  font-size: 13px;
  font-weight: 500;
  color: var(--silver-lt);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

/* ─── PARTNERS ───────────────────────────────────────── */
#partners { background: var(--navy-card); }

.partners-types {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2px;
  margin-top: 56px;
}

.partner-type {
  background: var(--navy);
  padding: 38px 26px;
  border: 1px solid var(--border);
  transition: border-color 0.2s, background 0.2s;
}
.partner-type:hover {
  border-color: var(--gold);
  background: rgba(200,168,75,0.03);
}

.partner-type-icon {
  font-size: 22px;
  color: var(--gold);
  margin-bottom: 18px;
}

.partner-type-name {
  font-family: 'Playfair Display', serif;
  font-size: 19px;
  font-weight: 700;
  color: var(--cream);
  margin-bottom: 10px;
}

.partner-type-body {
  font-size: 13px;
  font-weight: 300;
  color: var(--silver);
  line-height: 1.7;
}

/* ─── INSIGHTS ───────────────────────────────────────── */
#insights { background: var(--navy); }

.insights-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
  margin-top: 56px;
}

.insight-card {
  background: var(--navy-card);
  border: 1px solid var(--border);
  padding: 38px;
  transition: border-color 0.2s;
}
.insight-card:hover { border-color: var(--gold); }

.insight-tag {
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 18px;
}

.insight-title {
  font-family: 'Playfair Display', serif;
  font-size: 19px;
  font-weight: 700;
  color: var(--cream);
  margin-bottom: 12px;
  line-height: 1.3;
}

.insight-body {
  font-size: 13px;
  font-weight: 300;
  color: var(--silver);
  line-height: 1.7;
}

.insight-coming {
  display: block;
  margin-top: 22px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--silver);
  border-top: 1px solid var(--border);
  padding-top: 14px;
  width: 100%;
}

/* ─── CONTACT ────────────────────────────────────────── */
#contact {
  background: linear-gradient(135deg, var(--navy-mid) 0%, var(--navy) 100%);
  border-top: 1px solid var(--border);
  text-align: center;
  padding-block: clamp(80px, 10vw, 140px);
}

.contact-inner { max-width: 640px; margin: 0 auto; }

.contact-headline {
  font-family: 'Playfair Display', serif;
  font-size: clamp(32px, 5vw, 58px);
  font-weight: 700;
  color: var(--cream);
  line-height: 1.1;
  margin-bottom: 22px;
}
.contact-headline em { color: var(--gold); font-style: italic; }

.contact-body {
  font-size: 16px;
  font-weight: 300;
  color: var(--silver-lt);
  line-height: 1.8;
  margin-bottom: 44px;
}

.contact-actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

/* ─── FOOTER ─────────────────────────────────────────── */
.site-footer {
  background: #060911;
  border-top: 1px solid var(--border);
}

.footer-inner {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 40px;
  align-items: center;
  padding-block: 56px;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 14px;
}

.footer-logo-mark {
  width: 26px; height: 26px;
  background: var(--gold);
  clip-path: polygon(50% 0%,100% 25%,100% 75%,50% 100%,0% 75%,0% 25%);
  flex-shrink: 0;
}

.footer-logo-img {
  width: 48px; height: 48px;
  object-fit: contain;
  flex-shrink: 0;
}

.footer-brand-text {
  font-family: 'Playfair Display', serif;
  font-size: 14px;
  font-weight: 700;
  color: var(--cream);
  letter-spacing: 0.02em;
}

.footer-tagline {
  font-size: 12px;
  font-weight: 300;
  color: var(--silver);
  margin-top: 4px;
}

.footer-right {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 14px;
}

.footer-links {
  display: flex;
  gap: 28px;
  list-style: none;
}
.footer-links a {
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--silver);
  transition: color 0.2s;
}
.footer-links a:hover { color: var(--gold); }

.footer-copy {
  font-size: 11px;
  color: rgba(138,155,176,0.5);
  letter-spacing: 0.04em;
}

/* ─── SERIES DETAIL ──────────────────────────────────── */
.series-hero {
  background: linear-gradient(135deg, rgba(10,14,26,0.98), rgba(20,25,41,0.96)), var(--navy);
  color: var(--cream);
  border-bottom: 1px solid var(--border);
  position: relative;
  overflow: hidden;
}

.series-hero .hero-bg-grid,
.series-hero .hero-orb {
  z-index: 0;
}

.series-hero-grid {
  position: relative;
  z-index: 1;
}

.series-hero-grid {
  min-height: 580px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 0.65fr);
  align-items: center;
  gap: clamp(38px, 7vw, 80px);
  padding-block: clamp(100px, 12vw, 140px);
}

.eyebrow {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 18px;
  display: block;
}

h1, h2, h3 {
  font-family: 'Playfair Display', serif;
  color: var(--cream);
  margin: 0;
  line-height: 1.05;
}

h1 { font-size: clamp(42px, 6vw, 80px); font-weight: 900; max-width: 12ch; }
h2 { font-size: clamp(28px, 4vw, 48px); font-weight: 700; }
h3 { font-size: clamp(18px, 2vw, 24px); font-weight: 700; }

p { margin: 0; }

.hero-lede {
  font-size: clamp(18px, 2.2vw, 24px);
  font-weight: 300;
  color: var(--silver-lt);
  line-height: 1.5;
  margin-top: 20px;
  max-width: 560px;
}

.intro {
  font-size: 16px;
  font-weight: 300;
  color: var(--silver);
  line-height: 1.8;
  margin-top: 14px;
  max-width: 560px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px;
  margin-top: 32px;
}

.series-subnav-bar {
  position: sticky;
  top: var(--nav-h, 72px);
  z-index: 50;
  background: rgba(10, 14, 26, 0.92);
  backdrop-filter: blur(14px);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.series-subnav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: 56px;
}

.series-subnav-label {
  font-family: 'Playfair Display', serif;
  font-size: 14px;
  font-weight: 700;
  color: var(--gold);
  letter-spacing: 0.02em;
  white-space: nowrap;
}

.series-subnav-links {
  display: flex;
  align-items: center;
  gap: 0;
  flex-wrap: nowrap;
  overflow-x: auto;
  scrollbar-width: none;
}
.series-subnav-links::-webkit-scrollbar { display: none; }

.series-subnav-links a {
  position: relative;
  padding: 18px 20px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--silver-lt);
  white-space: nowrap;
  transition: color 0.2s;
}

.series-subnav-links a::after {
  content: '';
  position: absolute;
  left: 20px; right: 20px;
  bottom: -1px;
  height: 2px;
  background: var(--gold);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.25s ease;
}

.series-subnav-links a:hover { color: var(--gold); }
.series-subnav-links a:hover::after,
.series-subnav-links a.is-active::after { transform: scaleX(1); }

.series-subnav-links a.is-active { color: var(--gold); }

.series-subnav-links a.external { color: var(--silver); }
.series-subnav-links a.external:hover { color: var(--gold); }

.series-brand-panel {
  display: grid;
  min-height: 340px;
  place-items: center;
  padding: clamp(24px, 4vw, 44px);
  background: transparent !important;
  border: none !important;
  box-shadow: none !important;
}

.series-brand-premiervoyage { overflow: hidden; }

.series-hero-logo-head {
  width: auto;
  max-width: 100%;
  max-height: 260px;
  margin-inline: auto;
  object-fit: contain;
}

.series-brand-premiervoyage .series-hero-logo-head {
  mix-blend-mode: screen;
  filter: saturate(1.06) contrast(1.04);
}

.series-brand-panel strong {
  font-family: 'Playfair Display', serif;
  font-size: 30px;
  font-weight: 700;
  color: var(--cream);
  text-align: center;
}

.section-heading {
  max-width: 760px;
  margin-bottom: 40px;
}
.section-heading.compact { max-width: 640px; }
.section-heading p:not(.eyebrow) {
  margin-top: 16px;
  color: var(--silver);
  font-size: 16px;
  font-weight: 300;
  line-height: 1.8;
}

.split-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(300px, 1fr);
  gap: clamp(34px, 7vw, 80px);
}

.rich-copy {
  display: grid;
  gap: 18px;
  color: var(--silver-lt);
  font-size: 16px;
  font-weight: 300;
  line-height: 1.8;
}

.series-overview {
  background: var(--navy-card);
  border-bottom: 1px solid var(--border);
}

.services-section {
  background: var(--navy-mid);
  border-bottom: 1px solid var(--border);
}

.service-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 2px;
  margin-top: 40px;
}

.service-card {
  background: var(--navy-card);
  border: 1px solid var(--border);
  padding: 30px 26px;
  min-height: 190px;
  transition: border-color 0.2s;
}
.service-card:hover { border-color: var(--gold); }
.service-card h3 { color: var(--cream); margin-bottom: 12px; font-size: 18px; }
.service-card p { color: var(--silver); font-size: 14px; font-weight: 300; line-height: 1.7; margin-top: 10px; }

.series-cta-section {
  background: linear-gradient(135deg, var(--navy-mid) 0%, var(--navy) 100%);
  border-top: 1px solid var(--border);
}

.contact-panel {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 30px;
  padding: clamp(32px, 5vw, 60px);
  border: 1px solid var(--border);
  border-radius: 2px;
  background: rgba(200,168,75,0.04);
}
.contact-panel h2 { color: var(--cream); max-width: 640px; }
.contact-panel p:not(.eyebrow) {
  color: var(--silver-lt);
  font-size: 15px;
  font-weight: 300;
  line-height: 1.8;
  margin-top: 14px;
  max-width: 560px;
}

/* ─── RESPONSIVE ─────────────────────────────────────── */
/* ─── TABLET ─────────────────────────────────────────── */
@media (max-width: 980px) {
  .nav-toggle { display: block; }

  .nav-menu {
    position: absolute;
    top: 100%; left: 0; right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 8px 0 16px;
    background: rgba(10,14,26,0.97);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
    transform: translateY(-12px);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.2s ease, transform 0.2s ease;
  }
  .nav-menu.is-open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }
  .nav-links {
    flex-direction: column;
    gap: 0;
    width: 100%;
  }
  .nav-links li {
    width: 100%;
    border-top: 1px solid var(--border);
  }
  .nav-links a {
    display: block;
    width: 100%;
    padding: 16px clamp(20px, 5vw, 36px);
    font-size: 13px;
  }
  .nav-cta {
    margin: 18px clamp(20px, 5vw, 36px) 6px;
    text-align: center;
  }

  .hero {
    padding: 56px 0 80px;
    min-height: auto;
  }
  .hero-headline { font-size: clamp(40px, 9vw, 72px); }
  .hero-headline .accent-word {
    font-size: clamp(48px, 11vw, 88px);
    transform: translateX(20px);
  }
  .hero-sub { font-size: 16px; margin-top: 28px; margin-bottom: 36px; }
  .hero-scroll-cue { display: none; }

  .section { padding-block: clamp(64px, 9vw, 100px); }
  .section-title { font-size: clamp(26px, 5vw, 40px); }

  .about-grid,
  .impact-grid,
  .split-layout,
  .contact-panel,
  .series-hero-grid {
    grid-template-columns: 1fr;
    gap: 48px;
  }
  .series-hero-grid { min-height: auto; padding-block: clamp(56px, 9vw, 100px); }

  .about-right { grid-template-columns: 1fr 1fr; gap: 2px; }

  .venture-grid,
  .insights-grid,
  .service-grid { grid-template-columns: 1fr; }

  .partners-types { grid-template-columns: repeat(2, 1fr); }
  .impact-stats { grid-template-columns: 1fr 1fr; }
  .model-compare { grid-template-columns: 1fr; }

  .companies-header { flex-direction: column; align-items: flex-start; gap: 18px; }

  .model-thesis { padding: 26px 28px; }
  .model-thesis-text { font-size: 18px; }

  .compare-col { padding: 30px 26px; }
  .venture-card { padding: 36px 28px; }

  .contact-headline { font-size: clamp(28px, 6vw, 44px); }

  .footer-inner { grid-template-columns: 1fr; padding-block: 40px; }
  .footer-right { align-items: flex-start; }

  .series-subnav { min-height: 50px; gap: 14px; }
  .series-subnav-label { font-size: 13px; }
  .series-subnav-links a { padding: 14px 14px; font-size: 11px; letter-spacing: 0.12em; }
  .series-subnav-links a::after { left: 14px; right: 14px; }
}

/* ─── PHONE ──────────────────────────────────────────── */
@media (max-width: 620px) {
  .container { width: 100%; padding-inline: 20px; }

  .nav-inner { min-height: 64px; }
  .nav-logo-img { width: 44px; height: 44px; }
  .nav-brand-name { font-size: 14px; }
  .nav-brand-sub { font-size: 8px; letter-spacing: 0.14em; }

  .hero { padding: 40px 0 64px; }
  .hero-label {
    font-size: 10px;
    letter-spacing: 0.18em;
    flex-wrap: wrap;
    margin-bottom: 20px;
  }
  .hero-label::before { width: 28px; }
  .hero-headline { font-size: clamp(36px, 11vw, 56px); line-height: 1.05; }
  .hero-headline .accent-word {
    font-size: clamp(42px, 13vw, 64px);
    transform: none;
  }
  .hero-sub { font-size: 15px; }
  .hero-actions { gap: 12px; }
  .btn-primary, .btn-ghost { width: 100%; justify-content: center; padding: 14px 22px; }

  .about-right { grid-template-columns: 1fr; }
  .about-pillar { padding: 28px 24px; }

  .impact-stats { grid-template-columns: 1fr; }
  .stat-block { padding: 30px 26px; }

  .partners-types { grid-template-columns: 1fr; }
  .partner-type { padding: 30px 26px; }

  .venture-card { padding: 32px 24px; }
  .venture-name { font-size: 24px; }

  .insight-card { padding: 30px 26px; }

  .contact-headline { font-size: clamp(26px, 8vw, 38px); }
  .contact-body { font-size: 15px; }
  .contact-actions { flex-direction: column; align-items: stretch; }
  .contact-actions .btn-primary,
  .contact-actions .btn-ghost { width: 100%; justify-content: center; }

  .footer-links { flex-direction: column; gap: 10px; }

  .compare-col.ndg::after { top: 12px; right: 14px; }

  /* Series detail mobile */
  h1 { font-size: clamp(36px, 10vw, 56px); }
  .series-hero-grid { padding-block: clamp(40px, 9vw, 80px); }

  /* Series subnav: hide brand label, let links scroll edge-to-edge */
  .series-subnav-label { display: none; }
  .series-subnav { justify-content: flex-start; gap: 0; }
  .series-subnav-links { width: 100%; }
  .series-subnav-links a {
    padding: 14px 14px;
    font-size: 11px;
    letter-spacing: 0.1em;
    flex-shrink: 0;
  }

  .hero-actions .btn-primary,
  .hero-actions .btn-ghost { width: 100%; justify-content: center; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    scroll-behavior: auto !important;
    transition: none !important;
    animation: none !important;
  }
}