/* =================================================================
   EiZ Systems - Executive Enterprise Product Experience
   ================================================================= */

@import url('https://fonts.googleapis.com/css2?family=Instrument+Serif:ital@0;1&family=Inter:wght@300;400;500;600;700&display=swap');

:root {
  --ink: #080A0D;
  --ink-2: #0F1217;
  --ink-3: #151920;
  --panel: rgba(255,255,255,0.035);
  --panel-strong: rgba(255,255,255,0.065);
  --text: #F3EFE8;
  --text-muted: #8A909C;
  --text-dim: #555B66;
  --gold: #B8995C;
  --gold-soft: rgba(184,153,92,0.14);
  --gold-line: rgba(184,153,92,0.32);
  --line: rgba(243,239,232,0.11);
  --line-soft: rgba(243,239,232,0.065);
  --green: #7EB99A;
  --red: #C76B61;
  --f-serif: 'Instrument Serif', Georgia, serif;
  --f-sans: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  min-height: 100vh;
  background: var(--ink);
  color: var(--text);
  font-family: var(--f-sans);
  font-weight: 400;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

a { color: inherit; text-decoration: none; }
button { color: inherit; font: inherit; border: 0; background: transparent; cursor: pointer; }
svg { display: block; max-width: 100%; }

.page-ambient {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: -1;
  background:
    radial-gradient(circle at 52% -10%, rgba(184,153,92,0.09), transparent 34%),
    linear-gradient(90deg, rgba(255,255,255,0.025) 1px, transparent 1px),
    linear-gradient(180deg, rgba(255,255,255,0.018) 1px, transparent 1px);
  background-size: auto, 88px 88px, 88px 88px;
  mask-image: linear-gradient(to bottom, #000 0%, rgba(0,0,0,0.82) 42%, rgba(0,0,0,0.4) 100%);
}

.container {
  width: min(100% - 96px, 1240px);
  margin: 0 auto;
}

.container--narrow {
  width: min(100% - 96px, 860px);
  margin: 0 auto;
}

.section {
  position: relative;
  padding: 132px 0;
}

.anchor-alias {
  position: absolute;
  top: -72px;
}

.section--hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 118px 0 92px;
}

.section--dark { background: linear-gradient(180deg, rgba(8,10,13,0), rgba(8,10,13,0.72)); }
.section--mid { background: var(--ink-2); }
.section--edge { background: linear-gradient(180deg, var(--ink-2), var(--ink-3)); }

.nav,
.system-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 50;
  height: 72px;
  padding: 0 48px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(8,10,13,0.74);
  border-bottom: 1px solid transparent;
  backdrop-filter: blur(18px);
  transition: border-color 0.25s ease, background 0.25s ease;
}

.nav.scrolled,
.system-header.scrolled {
  background: rgba(8,10,13,0.92);
  border-bottom-color: var(--line);
}

.header-container {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav__logo,
.logo-link {
  display: inline-flex;
  align-items: center;
  color: var(--text);
}

.eiz-logo-mark {
  display: block;
  width: 72px;
  height: auto;
  filter: drop-shadow(0 0 10px rgba(243,239,232,0.08));
}

.logo-svg { width: 174px; height: auto; }

.eiz-logo {
  width: 150px;
  height: auto;
  color: var(--text);
  filter: drop-shadow(0 0 10px rgba(243,239,232,0.08));
}

.eiz-wordmark {
  display: inline-flex;
  align-items: center;
  color: var(--text);
  line-height: 1;
}

.eiz-wordmark__name {
  position: relative;
  display: inline-block;
  font-family: var(--f-serif);
  font-size: 42px;
  font-weight: 400;
  letter-spacing: 0;
}

.brand-wordmark {
  display: inline-flex;
  align-items: baseline;
  gap: 13px;
  color: var(--text);
  line-height: 1;
}

.brand-letters {
  display: inline-flex;
  align-items: baseline;
  gap: 1px;
  font-family: var(--f-serif);
  font-size: 31px;
  font-weight: 400;
  letter-spacing: 0.015em;
}

.brand-i {
  position: relative;
  margin: 0 1px;
  font-style: italic;
}

.brand-i::before {
  content: "";
  position: absolute;
  top: -7px;
  left: 50%;
  width: 5px;
  height: 5px;
  border-radius: 999px;
  background: var(--gold);
  transform: translateX(-50%);
}

.brand-sub {
  color: var(--text-muted);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.24em;
  text-transform: uppercase;
}

.nav__links,
.nav-menu {
  display: flex;
  align-items: center;
  gap: 34px;
}

.nav__links a,
.nav-link {
  font-size: 13px;
  color: var(--text-muted);
  transition: color 0.2s ease;
}

.nav__links a:hover,
.nav-link:hover { color: var(--text); }

.nav-num { display: none; }

.mobile-nav-toggle,
.mobile-nav-panel {
  display: none;
}

.mobile-nav-toggle {
  width: 42px;
  height: 42px;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: rgba(255,255,255,0.025);
}

.mobile-nav-toggle span {
  position: absolute;
  width: 17px;
  height: 1px;
  background: var(--text);
  transition: transform 0.24s var(--ease), opacity 0.24s var(--ease);
}

.mobile-nav-toggle span:first-child {
  transform: translateY(-4px);
}

.mobile-nav-toggle span:last-child {
  transform: translateY(4px);
}

.mobile-nav-toggle.is-open span:first-child {
  transform: rotate(42deg);
}

.mobile-nav-toggle.is-open span:last-child {
  transform: rotate(-42deg);
}

.mobile-nav-panel {
  position: absolute;
  top: calc(100% + 10px);
  left: 24px;
  right: 24px;
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(8,10,13,0.97);
  box-shadow: 0 26px 80px rgba(0,0,0,0.42);
  backdrop-filter: blur(18px);
}

.mobile-nav-panel a {
  display: flex;
  align-items: center;
  min-height: 48px;
  padding: 0 14px;
  border-radius: 6px;
  color: var(--text-muted);
  font-size: 15px;
}

.mobile-nav-panel a:hover {
  color: var(--text);
  background: rgba(255,255,255,0.035);
}

.mobile-nav-panel__cta {
  justify-content: center;
  margin-top: 8px;
  color: #11100D !important;
  background: var(--gold);
  font-weight: 600;
}

.nav__cta,
.btn,
.header-cta a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  padding: 0 20px;
  border-radius: 6px;
  font-size: 14px;
  font-weight: 500;
  transition: transform 0.2s ease, background 0.2s ease, border-color 0.2s ease, color 0.2s ease;
}

.nav__cta,
.btn--ghost,
.header-cta a {
  color: var(--gold);
  border: 1px solid var(--gold-line);
  background: rgba(184,153,92,0.04);
}

.btn--ghost {
  color: var(--text-muted);
  border-color: var(--line);
  background: transparent;
}

.btn--primary,
.btn-solid {
  color: #11100D;
  background: var(--gold);
  border: 1px solid var(--gold);
}

.nav__cta:hover,
.btn:hover,
.header-cta a:hover {
  transform: translateY(-1px);
  background: rgba(184,153,92,0.12);
}

.btn--primary:hover,
.btn-solid:hover {
  color: #11100D;
  background: #C9AB70;
}

.hero {
  width: min(100% - 96px, 1240px);
  margin: 0 auto;
}

.hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1.14fr) minmax(360px, 0.66fr);
  gap: 96px;
  align-items: center;
}

.hero__headline {
  max-width: 850px;
  font-family: var(--f-serif);
  font-size: clamp(60px, 8vw, 116px);
  font-weight: 400;
  line-height: 0.98;
  letter-spacing: 0;
  color: var(--text);
  margin: 0 0 38px;
}

.hero__sub {
  max-width: 620px;
  font-size: clamp(18px, 2vw, 22px);
  font-weight: 300;
  line-height: 1.65;
  color: var(--text-muted);
  margin-bottom: 28px;
}

.hero__actions,
.handshake__actions {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

.eyebrow,
.moment-tag,
.section-label,
.model-card__eyebrow {
  display: block;
  margin-bottom: 22px;
  color: var(--gold);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.headline--lg,
.section-title-compact,
.legal-title {
  font-family: var(--f-serif);
  font-size: clamp(42px, 5vw, 72px);
  font-weight: 400;
  line-height: 1.05;
  letter-spacing: 0;
  color: var(--text);
}

.body--lg,
.section-lead-compact,
.arch-lead,
.legal-lead {
  max-width: 610px;
  margin-top: 24px;
  font-size: 18px;
  font-weight: 300;
  line-height: 1.75;
  color: var(--text-muted);
}

.text-muted { color: var(--text-muted); }
.mt-8 { margin-top: 8px; }
.mt-12 { margin-top: 48px; }
.font-mono { font-family: var(--f-sans); }
.text-center { text-align: center; }

.personalization-pill {
  width: fit-content;
  max-width: 720px;
  align-items: center;
  gap: 10px;
  margin-bottom: 34px;
  padding: 10px 14px;
  border: 1px solid var(--gold-line);
  border-radius: 999px;
  background: rgba(184,153,92,0.07);
  color: var(--text-muted);
  font-size: 13px;
  line-height: 1.45;
}

.personalization-dot {
  width: 7px;
  height: 7px;
  border-radius: 999px;
  background: var(--gold);
  box-shadow: 0 0 0 6px rgba(184,153,92,0.1);
  flex: 0 0 auto;
}

.executive-snapshot,
.hero-signal-art,
.signal-map,
.outcome-card,
.model-card,
.privacy-panel,
.evidence-panel,
.interactive-visual-box {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: linear-gradient(180deg, rgba(255,255,255,0.052), rgba(255,255,255,0.022));
  box-shadow: 0 28px 90px rgba(0,0,0,0.22);
}

.executive-snapshot {
  padding: 28px;
}

.hero-signal-art {
  position: relative;
  min-height: 500px;
  overflow: hidden;
  background:
    radial-gradient(circle at 50% 50%, rgba(184,153,92,0.18), transparent 32%),
    linear-gradient(90deg, rgba(184,153,92,0.035), transparent 28%, transparent 72%, rgba(184,153,92,0.035)),
    linear-gradient(180deg, rgba(255,255,255,0.04), rgba(255,255,255,0.016));
}

.hero-signal-art::before {
  content: "";
  position: absolute;
  inset: 12%;
  border: 1px solid rgba(184,153,92,0.16);
  border-radius: 50%;
  animation: quietBreath 8s var(--ease) infinite;
}

.hero-signal-art::after {
  content: "";
  position: absolute;
  inset: 25%;
  border: 1px solid rgba(243,239,232,0.08);
  border-radius: 50%;
}

.signal-lane {
  position: absolute;
  inset: 0;
  z-index: 3;
}

.signal-endpoint {
  position: absolute;
  top: 50%;
  width: 104px;
  transform: translateY(-50%);
  color: var(--text);
}

.signal-endpoint--start {
  left: 8%;
  text-align: left;
}

.signal-endpoint--end {
  right: 8%;
  text-align: right;
}

.signal-endpoint span {
  display: block;
  margin-bottom: 9px;
  color: var(--text-dim);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.signal-endpoint strong {
  display: block;
  font-size: 15px;
  font-weight: 500;
  line-height: 1.25;
}

.signal-core {
  position: absolute;
  left: 50%;
  top: 50%;
  z-index: 4;
  width: 128px;
  height: 128px;
  display: grid;
  place-content: center;
  text-align: center;
  border: 1px solid var(--gold-line);
  border-radius: 50%;
  background: radial-gradient(circle, rgba(184,153,92,0.22), rgba(8,10,13,0.92) 66%);
  box-shadow: 0 0 70px rgba(184,153,92,0.12);
  transform: translate(-50%, -50%);
}

.signal-core span {
  display: block;
  margin-bottom: 6px;
  color: var(--gold);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.signal-core strong {
  display: block;
  max-width: 100px;
  color: var(--text);
  font-family: var(--f-serif);
  font-size: 22px;
  font-weight: 400;
  line-height: 1.05;
}

.signal-field {
  position: absolute;
  inset: 0;
  z-index: 2;
  opacity: 0.74;
}

.signal-field span {
  position: absolute;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: rgba(184,153,92,0.75);
  box-shadow: 0 0 18px rgba(184,153,92,0.28);
  animation: fieldDrift 9s var(--ease) infinite;
}

.signal-field span:nth-child(1) { left: 17%; top: 46%; animation-delay: 0s; }
.signal-field span:nth-child(2) { left: 23%; top: 37%; animation-delay: .4s; }
.signal-field span:nth-child(3) { left: 27%; top: 58%; animation-delay: .8s; }
.signal-field span:nth-child(4) { left: 34%; top: 30%; animation-delay: 1.2s; }
.signal-field span:nth-child(5) { left: 36%; top: 67%; animation-delay: 1.6s; }
.signal-field span:nth-child(6) { left: 45%; top: 39%; animation-delay: 2s; }
.signal-field span:nth-child(7) { left: 55%; top: 62%; animation-delay: 2.4s; }
.signal-field span:nth-child(8) { left: 64%; top: 38%; animation-delay: 2.8s; }
.signal-field span:nth-child(9) { left: 72%; top: 51%; animation-delay: 3.2s; }
.signal-field span:nth-child(10) { left: 81%; top: 47%; animation-delay: 3.6s; }

.signal-line {
  position: absolute;
  z-index: 1;
  left: 15%;
  right: 14%;
  top: 50%;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(184,153,92,0.58), transparent);
  transform-origin: center;
  opacity: 0.5;
}

.signal-line--one { transform: rotate(0deg); opacity: 0.68; }
.signal-line--two { transform: rotate(13deg); opacity: 0.18; }
.signal-line--three { transform: rotate(-13deg); opacity: 0.16; }

@keyframes quietBreath {
  0%, 100% { transform: scale(0.96); opacity: 0.5; }
  50% { transform: scale(1.04); opacity: 0.9; }
}

@keyframes fieldDrift {
  0%, 100% { transform: translate3d(0, 0, 0) scale(0.85); opacity: 0.42; }
  50% { transform: translate3d(14px, -10px, 0) scale(1); opacity: 0.95; }
}

.snapshot__topline,
.snapshot__path,
.snapshot__evidence {
  border-bottom: 1px solid var(--line-soft);
  padding-bottom: 22px;
  margin-bottom: 22px;
}

.snapshot__topline span,
.snapshot__path span,
.snapshot__evidence span,
.privacy-panel span,
.outcome-card span,
.flow-stage span,
.timeline-step span {
  display: block;
  color: var(--text-dim);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

.snapshot__topline strong {
  display: block;
  margin-top: 8px;
  font-size: 19px;
  font-weight: 500;
}

.snapshot__path {
  display: grid;
  gap: 12px;
}

.path-item {
  position: relative;
  padding: 18px 18px 18px 44px;
  border: 1px solid var(--line-soft);
  border-radius: 7px;
  background: rgba(8,10,13,0.42);
}

.path-item::before {
  content: "";
  position: absolute;
  left: 18px;
  top: 22px;
  width: 9px;
  height: 9px;
  border-radius: 999px;
  background: var(--text-dim);
}

.path-item.is-ready::before { background: var(--green); }
.path-item.is-warning::before { background: var(--red); }
.path-item.is-next::before { background: var(--gold); }

.path-item strong {
  display: block;
  margin-top: 7px;
  font-size: 17px;
  font-weight: 500;
  line-height: 1.35;
}

.snapshot__evidence {
  display: grid;
  grid-template-columns: 8px 1fr;
  gap: 16px;
  border-bottom: 0;
  margin-bottom: 0;
  padding-bottom: 0;
}

.snapshot__evidence span {
  width: 8px;
  height: 100%;
  background: var(--gold);
  border-radius: 999px;
}

.snapshot__evidence p {
  color: var(--text-muted);
  font-size: 14px;
  line-height: 1.7;
}

.problem-layout,
.outcome-layout,
.stakeholder-layout,
.evolution-layout,
.privacy-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.86fr) minmax(0, 1.14fr);
  gap: 86px;
  align-items: center;
}

.section-heading {
  max-width: 820px;
  margin-bottom: 64px;
}

.problem-stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
  margin-top: 48px;
}

.stat-value {
  font-family: var(--f-serif);
  font-size: 44px;
  line-height: 1;
}

.stat-label {
  margin-top: 10px;
  color: var(--text-dim);
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.signal-map {
  min-height: 360px;
  padding: 34px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 92px minmax(0, 1fr);
  gap: 26px;
  align-items: center;
}

.signal-column {
  min-height: 228px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 28px;
  border: 1px solid var(--line-soft);
  border-radius: 8px;
  background: rgba(8,10,13,0.36);
}

.signal-column--gold {
  border-color: var(--gold-line);
  background: rgba(184,153,92,0.07);
}

.signal-label {
  color: var(--text-dim);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

.signal-column strong {
  margin-top: 22px;
  font-family: var(--f-serif);
  font-size: 31px;
  font-weight: 400;
  line-height: 1.08;
}

.signal-column p {
  margin-top: 18px;
  color: var(--text-muted);
  font-size: 15px;
  line-height: 1.7;
}

.signal-bridge {
  display: grid;
  gap: 14px;
  align-content: center;
}

.signal-bridge span {
  height: 1px;
  background: linear-gradient(90deg, rgba(243,239,232,0.1), var(--gold), rgba(243,239,232,0.1));
}

.intelligence-flow {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  border: 1px solid var(--line);
  border-radius: 8px;
  overflow: hidden;
  background: var(--line);
}

.flow-stage {
  min-height: 260px;
  padding: 30px;
  background: var(--ink);
  position: relative;
}

.flow-stage::after {
  content: "";
  position: absolute;
  top: 50%;
  right: -20px;
  width: 40px;
  height: 1px;
  background: var(--gold-line);
  z-index: 1;
}

.flow-stage:last-child::after { display: none; }

.flow-stage.highlighted {
  background: var(--ink);
}

.flow-stage strong {
  display: block;
  margin: 54px 0 18px;
  font-size: 21px;
  font-weight: 500;
  line-height: 1.25;
}

.flow-stage p {
  color: var(--text-muted);
  font-size: 14px;
  line-height: 1.7;
}

.outcome-layout {
  grid-template-columns: minmax(280px, 0.62fr) minmax(0, 1.38fr);
  align-items: start;
}

.outcome-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

.outcome-card {
  min-height: 260px;
  padding: 30px;
}

.outcome-card h3 {
  margin: 50px 0 18px;
  font-size: 24px;
  line-height: 1.18;
  font-weight: 500;
}

.outcome-card p {
  color: var(--text-muted);
  font-size: 15px;
  line-height: 1.7;
}

.stakeholder-layout {
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
}

.stakeholder-map {
  min-height: 430px;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background:
    radial-gradient(circle at 50% 45%, rgba(184,153,92,0.14), transparent 42%),
    linear-gradient(180deg, rgba(255,255,255,0.04), rgba(255,255,255,0.018));
  overflow: hidden;
}

.map-caption {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 8px;
}

.map-caption span {
  color: var(--text-dim);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

.map-caption strong {
  max-width: 280px;
  color: var(--text-muted);
  font-size: 14px;
  font-weight: 500;
  line-height: 1.4;
  text-align: right;
}

.account-motion-map {
  position: relative;
  min-height: 360px;
  margin-top: 18px;
  border: 1px solid var(--line-soft);
  border-radius: 8px;
  overflow: hidden;
  background:
    radial-gradient(circle at 42% 50%, rgba(184,153,92,0.12), transparent 30%),
    linear-gradient(90deg, rgba(255,255,255,0.025) 1px, transparent 1px),
    linear-gradient(180deg, rgba(255,255,255,0.018) 1px, transparent 1px);
  background-size: auto, 44px 44px, 44px 44px;
}

.motion-node,
.motion-core,
.motion-role,
.motion-result {
  position: absolute;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(8,10,13,0.76);
  box-shadow: 0 18px 50px rgba(0,0,0,0.22);
}

.motion-node {
  left: 34px;
  top: 132px;
  width: 118px;
  height: 96px;
  display: grid;
  place-content: center;
  text-align: center;
}

.motion-core {
  left: 50%;
  top: 50%;
  width: 142px;
  height: 142px;
  display: grid;
  place-content: center;
  text-align: center;
  border-color: var(--gold-line);
  border-radius: 50%;
  background: radial-gradient(circle, rgba(184,153,92,0.18), rgba(8,10,13,0.92) 62%);
  transform: translate(-50%, -50%);
}

.motion-result {
  right: 28px;
  top: 138px;
  width: 126px;
  height: 86px;
  display: grid;
  place-content: center;
  text-align: center;
  border-color: var(--gold-line);
}

.motion-role {
  right: 182px;
  width: 136px;
  min-height: 52px;
  padding: 10px 14px;
  animation: roleGlow 6s var(--ease) infinite;
}

.motion-role:nth-child(1) { top: 56px; animation-delay: 0s; }
.motion-role:nth-child(2) { top: 124px; animation-delay: 1.1s; }
.motion-role:nth-child(3) { top: 192px; animation-delay: 2.2s; }
.motion-role:nth-child(4) { top: 260px; animation-delay: 3.3s; }

.motion-node span,
.motion-core span,
.motion-role span,
.motion-result span {
  display: block;
  color: var(--text-dim);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.motion-node strong,
.motion-core strong,
.motion-role strong,
.motion-result strong {
  display: block;
  margin-top: 5px;
  color: var(--text);
  font-size: 14px;
  font-weight: 500;
  line-height: 1.25;
}

.motion-core strong {
  font-family: var(--f-serif);
  font-size: 24px;
  font-weight: 400;
}

.motion-trails {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.trail {
  position: absolute;
  left: 148px;
  right: 154px;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(184,153,92,0.9), transparent);
  opacity: 0.42;
  transform-origin: center;
}

.trail::after {
  content: "";
  position: absolute;
  top: -3px;
  left: 0;
  width: 7px;
  height: 7px;
  border-radius: 999px;
  background: var(--gold);
  box-shadow: 0 0 16px rgba(184,153,92,0.55);
  animation: signalTravel 3.8s linear infinite;
}

.trail--one { top: 93px; transform: rotate(12deg); }
.trail--two { top: 158px; transform: rotate(4deg); }
.trail--three { top: 224px; transform: rotate(-5deg); }
.trail--four { top: 287px; transform: rotate(-13deg); }
.trail--two::after { animation-delay: 0.7s; }
.trail--three::after { animation-delay: 1.4s; }
.trail--four::after { animation-delay: 2.1s; }

@keyframes signalTravel {
  0% { transform: translateX(0); opacity: 0; }
  12% { opacity: 1; }
  78% { opacity: 1; }
  100% { transform: translateX(calc(100% - 7px)); opacity: 0; }
}

@keyframes roleGlow {
  0%, 100% { border-color: var(--line); background: rgba(8,10,13,0.76); }
  45% { border-color: var(--gold-line); background: rgba(184,153,92,0.08); }
}

.account-motion-map {
  min-height: 360px;
  display: grid;
  place-items: center;
  background:
    radial-gradient(circle at 50% 50%, rgba(184,153,92,0.12), transparent 34%),
    linear-gradient(180deg, rgba(255,255,255,0.032), rgba(255,255,255,0.014));
}

.radar-center {
  position: relative;
  z-index: 4;
  width: 148px;
  height: 148px;
  display: grid;
  place-content: center;
  text-align: center;
  border: 1px solid var(--gold-line);
  border-radius: 999px;
  background: radial-gradient(circle, rgba(184,153,92,0.18), rgba(8,10,13,0.90) 66%);
}

.radar-center span,
.radar-dot span {
  display: block;
  color: var(--text-dim);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.radar-center strong {
  display: block;
  margin-top: 6px;
  font-family: var(--f-serif);
  font-size: 25px;
  font-weight: 400;
  color: var(--text);
}

.radar-ring {
  position: absolute;
  border: 1px solid rgba(184,153,92,0.18);
  border-radius: 999px;
}

.radar-ring--one {
  width: 230px;
  height: 230px;
}

.radar-ring--two {
  width: 320px;
  height: 320px;
}

.radar-sweep {
  position: absolute;
  width: 320px;
  height: 320px;
  border-radius: 999px;
  background: conic-gradient(from 0deg, rgba(184,153,92,0.26), transparent 38deg, transparent);
  animation: radarSweep 8s linear infinite;
  opacity: 0.62;
}

.radar-dot {
  position: absolute;
  z-index: 5;
  min-width: 118px;
  padding: 10px 13px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(8,10,13,0.78);
  text-align: center;
  animation: radarFloat 5s var(--ease) infinite;
}

.radar-dot--champion {
  top: 62px;
  right: 74px;
  border-color: var(--gold-line);
}

.radar-dot--blocker {
  left: 56px;
  top: 178px;
  animation-delay: 1.4s;
}

.radar-dot--decision {
  right: 80px;
  bottom: 66px;
  animation-delay: 2.8s;
}

@keyframes radarSweep {
  to { transform: rotate(360deg); }
}

@keyframes radarFloat {
  0%, 100% { transform: translateY(0); border-color: var(--line); }
  45% { transform: translateY(-5px); border-color: var(--gold-line); }
}

.relationship {
  stroke: rgba(243,239,232,0.18);
  stroke-width: 1.5;
  fill: none;
}

.relationship--gold { stroke: var(--gold); stroke-width: 2; }
.relationship--soft { stroke: rgba(184,153,92,0.16); }

.person circle {
  fill: #0D1015;
  stroke: rgba(243,239,232,0.22);
  stroke-width: 1.5;
}

.person--champion circle,
.person--decision circle {
  stroke: var(--gold);
  stroke-width: 2;
}

.person text {
  fill: var(--text);
  font-family: var(--f-sans);
  font-size: 12px;
  text-anchor: middle;
  font-weight: 600;
}

.person text + text {
  fill: var(--text-muted);
  font-size: 10px;
  font-weight: 500;
}

.evidence-panel {
  margin-top: 42px;
  padding: 24px;
}

.evidence-panel span {
  color: var(--gold);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.evidence-panel p {
  margin-top: 16px;
  color: var(--text-muted);
  font-size: 16px;
  line-height: 1.7;
}

.timeline {
  display: grid;
  gap: 14px;
}

.timeline-step {
  width: 100%;
  text-align: left;
  padding: 24px 28px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255,255,255,0.03);
  transition: border-color 0.2s ease, background 0.2s ease, transform 0.2s ease;
}

.timeline-step:hover,
.timeline-step.active {
  border-color: var(--gold-line);
  background: rgba(184,153,92,0.09);
  transform: translateX(4px);
}

.timeline-step strong {
  display: block;
  margin: 12px 0 8px;
  font-size: 20px;
  font-weight: 500;
}

.timeline-step p {
  max-width: 540px;
  color: var(--text-muted);
  font-size: 14px;
  line-height: 1.65;
}

.models-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  border: 1px solid var(--line);
  border-radius: 8px;
  overflow: hidden;
  background: var(--line);
}

.model-card {
  padding: 48px;
  border: 0;
  border-radius: 0;
  box-shadow: none;
  background: var(--ink);
}

.model-card__title {
  max-width: 460px;
  margin-bottom: 22px;
  font-family: var(--f-serif);
  font-size: 38px;
  font-weight: 400;
  line-height: 1.08;
}

.model-card__desc {
  color: var(--text-muted);
  font-size: 16px;
  line-height: 1.75;
  margin-bottom: 34px;
}

.model-card__features {
  display: grid;
  gap: 12px;
  list-style: none;
}

.model-card__features li {
  display: flex;
  gap: 12px;
  color: var(--text-muted);
  font-size: 14px;
}

.model-card__features li::before {
  content: "";
  width: 6px;
  height: 6px;
  margin-top: 9px;
  border-radius: 999px;
  background: var(--gold);
  flex: 0 0 auto;
}

.privacy-panel {
  display: grid;
  gap: 1px;
  padding: 1px;
  background: var(--line);
  overflow: hidden;
}

.privacy-panel div {
  padding: 28px;
  background: #0C0F14;
}

.privacy-panel strong {
  display: block;
  margin-top: 12px;
  font-size: 18px;
  font-weight: 500;
  line-height: 1.45;
}

.handshake {
  background: linear-gradient(180deg, var(--ink), #101217);
  text-align: center;
}

.handshake__headline {
  max-width: 760px;
  margin: 0 auto 24px;
  font-family: var(--f-serif);
  font-size: clamp(46px, 6vw, 82px);
  font-weight: 400;
  line-height: 1.03;
}

.handshake__sub {
  max-width: 660px;
  margin: 0 auto 44px;
  color: var(--text-muted);
  font-size: 18px;
  font-weight: 300;
  line-height: 1.7;
}

.handshake__actions {
  justify-content: center;
}

.handshake__note {
  width: 100%;
  color: var(--text-dim);
  font-size: 13px;
}

.system-footer,
.footer {
  border-top: 1px solid var(--line);
  padding: 52px 0 32px;
  background: #07090C;
}

.footer-grid {
  display: grid;
  grid-template-columns: minmax(260px, 0.85fr) minmax(320px, 1fr);
  gap: 48px;
  align-items: start;
}

.footer-meta,
.footer__brand-tag,
.footer__contact-item,
.footer-specs p {
  color: var(--text-muted);
}

.logo-text,
.footer__brand-name {
  display: block;
  margin-bottom: 12px;
  color: var(--text);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.footer-links {
  display: flex;
  justify-content: flex-end;
  gap: 22px;
  flex-wrap: wrap;
}

.footer-links a {
  color: var(--text-muted);
  font-size: 14px;
  transition: color 0.2s ease;
}

.footer-links a:hover { color: var(--text); }

.footer-specs {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 34px;
}

.spec-group,
.footer__links {
  display: flex;
  flex-direction: column;
  gap: 10px;
  list-style: none;
}

.spec-label,
.footer__col-label {
  margin-bottom: 8px;
  color: var(--text-dim);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.spec-group a,
.footer__links a {
  color: var(--text-muted);
  font-size: 13px;
}

.footer-sys-specs,
.footer-bottom,
.footer__bottom {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  flex-wrap: wrap;
  margin-top: 42px;
  padding-top: 24px;
  border-top: 1px solid var(--line-soft);
  color: var(--text-dim);
  font-size: 12px;
}

.legal-page {
  padding-top: 72px;
}

.container-narrow {
  width: min(100% - 96px, 860px);
  margin: 0 auto;
}

.topology-framework-info {
  display: grid;
  gap: 22px;
}

.framework-col {
  display: grid;
  gap: 6px;
}

.info-label {
  color: var(--gold);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.info-val {
  color: var(--text-muted);
  line-height: 1.7;
}

.visual-header {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding: 20px 24px;
  border-bottom: 1px solid var(--line);
}

.interactive-visual-box {
  overflow: hidden;
}

.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.8s var(--ease), transform 0.8s var(--ease);
}

.reveal.visible,
.revealed .reveal {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 1020px) {
  .nav,
  .system-header { padding: 0 24px; }
  .nav__links,
  .nav-menu { display: none; }
  .mobile-nav-toggle {
    position: relative;
    display: inline-flex;
  }
  .mobile-nav-panel.is-open {
    display: grid;
  }
  .container,
  .container--narrow,
  .container-narrow,
  .hero { width: min(100% - 48px, 1240px); }
  .hero__grid,
  .problem-layout,
  .outcome-layout,
  .stakeholder-layout,
  .evolution-layout,
  .privacy-layout {
    grid-template-columns: 1fr;
    gap: 56px;
  }
  .intelligence-flow { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-links { justify-content: flex-start; }
  .footer-specs { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 720px) {
  .section { padding: 92px 0; }
  .section--hero { padding-top: 116px; }
  .hero__headline { font-size: clamp(50px, 15vw, 72px); }
  .hero__actions,
  .handshake__actions { align-items: stretch; }
  .btn,
  .nav__cta,
  .header-cta a { width: 100%; }
  .nav__cta,
  .header-cta { display: none; }
  .executive-snapshot { padding: 20px; }
  .hero-signal-art {
    min-height: 360px;
  }
  .hero-signal-art::before {
    inset: 10%;
  }
  .signal-core {
    width: 116px;
    height: 116px;
  }
  .signal-core strong {
    max-width: 88px;
    font-size: 19px;
  }
  .signal-core span {
    font-size: 9px;
  }
  .signal-endpoint {
    width: 86px;
  }
  .signal-endpoint--start {
    left: 6%;
  }
  .signal-endpoint--end {
    right: 6%;
  }
  .signal-endpoint span {
    margin-bottom: 6px;
    font-size: 8px;
  }
  .signal-endpoint strong {
    font-size: 12px;
  }
  .signal-line {
    left: 10%;
    right: 10%;
  }
  .signal-field span {
    width: 5px;
    height: 5px;
  }
  .brand-letters { font-size: 28px; }
  .brand-sub { font-size: 9px; }
  .snapshot__grid,
  .outcome-grid,
  .models-grid,
  .intelligence-flow,
  .problem-stats,
  .footer-specs { grid-template-columns: 1fr; }
  .signal-map {
    grid-template-columns: 1fr;
    padding: 22px;
  }
  .signal-bridge {
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
  }
  .signal-column {
    min-height: auto;
    padding: 24px;
  }
  .signal-column strong { font-size: 28px; }
  .flow-stage { min-height: 210px; }
  .flow-stage::after { display: none; }
  .outcome-card { min-height: auto; }
  .model-card { padding: 34px 28px; }
  .model-card__title { font-size: 32px; }
  .stakeholder-map { min-height: 300px; }
  .account-motion-map {
    min-height: 360px;
  }
  .radar-ring--one {
    width: 190px;
    height: 190px;
  }
  .radar-ring--two,
  .radar-sweep {
    width: 270px;
    height: 270px;
  }
  .radar-center {
    width: 126px;
    height: 126px;
  }
  .radar-dot {
    min-width: 96px;
    padding: 8px 10px;
  }
  .radar-dot--champion {
    top: 42px;
    right: 24px;
  }
  .radar-dot--blocker {
    left: 0;
    top: 132px;
  }
  .radar-dot--decision {
    right: 28px;
    bottom: 42px;
  }
  .motion-node,
  .motion-core,
  .motion-role,
  .motion-result {
    position: relative;
    inset: auto;
    width: auto;
    height: auto;
    min-height: 70px;
    margin: 0;
    transform: none;
  }
  .account-motion-map {
    display: grid;
    gap: 14px;
    padding: 18px;
  }
  .motion-node,
  .motion-core,
  .motion-result {
    display: grid;
    place-content: center;
    text-align: center;
  }
  .motion-core {
    border-radius: 999px;
  }
  .motion-roles {
    display: grid;
    gap: 10px;
  }
  .motion-role {
    animation: none;
  }
  .motion-trails {
    display: none;
  }
  .map-caption {
    display: grid;
    gap: 8px;
  }
  .map-caption strong {
    max-width: none;
    text-align: left;
  }
  .signal-map__row { flex-wrap: wrap; }
  .footer-links {
    display: grid;
    gap: 12px;
  }
}