:root {
  --bg-primary: #09090b;
  --bg-secondary: #18181b;
  --bg-tertiary: #27272a;
  --bg-elevated: #1c1c1f;
  --surface: #fafafa;

  --text-primary: #fafafa;
  --text-secondary: #a1a1aa;
  --text-muted: #71717a;
  --text-on-light: #09090b;

  --accent: #3b82f6;
  --accent-hover: #2563eb;
  --accent-subtle: rgba(59, 130, 246, 0.08);
  --accent-border: rgba(59, 130, 246, 0.25);

  --positive: #22c55e;
  --negative: #ef4444;
  --neutral: #a1a1aa;
  --warning: #f59e0b;

  --border-subtle: rgba(255, 255, 255, 0.06);
  --border-default: rgba(255, 255, 255, 0.1);
  --border-emphasis: rgba(255, 255, 255, 0.2);

  --font-display: 'Outfit', sans-serif;
  --font-body: 'Outfit', sans-serif;
  --font-mono: 'JetBrains Mono', 'SF Mono', 'Consolas', monospace;
  --font-serif: 'Crimson Pro', serif;

  --section-pad: 100px;
  --section-pad-mobile: 64px;
  --container-max: 1320px;
  --container-narrow: 900px;
  --nav-height: 72px;
}

*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; }
body {
  background: var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 20px;
  line-height: 1.65;
  text-align: center;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
button { cursor: pointer; font-family: inherit; border: none; background: none; }

/* ================================================================
   LAYOUT
   ================================================================ */
.container { max-width: var(--container-max); margin: 0 auto; padding: 0 32px; text-align: center; }
/* Spacing utility classes */
.mb-8 { margin-bottom: 8px; }
.mb-16 { margin-bottom: 16px; }
.mb-20 { margin-bottom: 20px; }
.mb-24 { margin-bottom: 24px; }
.mb-32 { margin-bottom: 32px; }
.mb-40 { margin-bottom: 40px; }
.mb-48 { margin-bottom: 48px; }
.mt-12 { margin-top: 12px; }
.mt-24 { margin-top: 24px; }
.ml-4 { margin-left: 4px; }
.gap-24 { gap: 24px; }
.align-stretch { align-items: stretch; }
.flex-col { display: flex; flex-direction: column; }
.flex-1 { flex: 1; }
.gap-12-wrap { display: flex; gap: 12px; flex-wrap: wrap; }
.text-center { text-align: center; }
.w-full { width: 100%; }
.justify-center { justify-content: center; }
.container--cta { max-width: 800px; margin: 0 auto; padding: 0 32px; text-align: center; }
.section-label--center { justify-content: center; }
.container--narrow { max-width: var(--container-narrow); margin: 0 auto; padding: 0 32px; text-align: center; }
.container--wide { max-width: 1320px; margin: 0 auto; padding: 0 32px; text-align: center; }
.section { padding: var(--section-pad) 0; position: relative; }
.section--border { border-top: 1px solid var(--border-subtle); }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }

/* ================================================================
   TYPOGRAPHY
   ================================================================ */
.display-xl {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(50px, 7.5vw, 90px);
  line-height: 1.05;
  letter-spacing: -0.03em;
}
.display-lg {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(40px, 5.625vw, 65px);
  line-height: 1.1;
  letter-spacing: -0.025em;
}
.display-md {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(30px, 3.75vw, 45px);
  line-height: 1.15;
  letter-spacing: -0.02em;
}
.heading-lg { font-weight: 600; font-size: 27.5px; line-height: 1.3; }
.heading-md { font-weight: 600; font-size: 22.5px; line-height: 1.4; }
.heading-sm { font-weight: 600; font-size: 18.75px; line-height: 1.5; }
.body-lg { font-size: 23.75px; line-height: 1.75; font-weight: 400; }
.body-md { font-size: 1.19rem; line-height: 1.7; color: var(--text-secondary); }
.body-sm { font-size: 17.5px; line-height: 1.7; }
.mono { font-family: var(--font-mono); }
.mono-sm { font-family: var(--font-mono); font-size: 18.75px; letter-spacing: 0.04em; }
.mono-label {
  font-family: var(--font-mono);
  font-size: 0.9rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-muted);
}
.serif-italic { font-family: var(--font-serif); font-style: italic; }
.text-secondary { color: var(--text-secondary); }
.text-muted { color: var(--text-muted); }
.text-accent { color: var(--accent); }
.text-positive { color: var(--positive); }
.text-negative { color: var(--negative); }

/* ================================================================
   NAVIGATION
   ================================================================ */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  height: var(--nav-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 40px;
  background: rgba(9, 9, 11, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-subtle);
}
.nav-logo {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 20px;
  letter-spacing: 0.15em;
  color: var(--text-primary);
}
.nav-links { display: flex; align-items: center; gap: 32px; list-style: none; }
.nav-links a {
  font-size: 16.25px;
  font-weight: 500;
  color: var(--text-secondary);
  letter-spacing: 0.02em;
  transition: color 0.15s;
}
.nav-links a:hover,
.nav-links a.active { color: var(--text-primary); }
.nav-right { display: flex; align-items: center; gap: 24px; }
.nav-hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 4px;
}
.nav-hamburger span {
  display: block;
  width: 20px;
  height: 1.5px;
  background: var(--text-primary);
  transition: all 0.3s;
}
.nav-hamburger.open span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.nav-hamburger.open span:nth-child(2) { opacity: 0; }
.nav-hamburger.open span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }
.nav-mobile {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(9, 9, 11, 0.97);
  backdrop-filter: blur(30px);
  z-index: 99;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 32px;
}
.nav-mobile.open { display: flex; }
.nav-mobile a {
  font-family: var(--font-display);
  font-size: 35px;
  font-weight: 700;
  color: var(--text-primary);
  transition: color 0.15s;
}
.nav-mobile a:hover { color: var(--accent); }

/* Build dropdown */
.nav-dropdown { position: relative; }
.nav-dropdown__menu {
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%) translateY(8px);
  min-width: 240px;
  padding: 8px 0;
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: 6px;
  box-shadow: 0 12px 40px rgba(0,0,0,0.5);
  list-style: none;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.2s, visibility 0.2s, transform 0.2s;
  z-index: 10;
}
.nav-dropdown:hover .nav-dropdown__menu {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(4px);
}
.nav-dropdown__menu a {
  display: block;
  padding: 10px 20px;
  font-size: 15px;
  color: var(--text-secondary);
  white-space: nowrap;
}
.nav-dropdown__menu a:hover { color: var(--text-primary); background: var(--accent-subtle); }

.nav-mobile__group {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
}
.nav-mobile__group .nav-mobile__sublink {
  font-size: 22px;
  color: var(--text-secondary);
}
.nav-mobile__group .nav-mobile__sublink:hover { color: var(--accent); }

/* ================================================================
   BUTTONS
   ================================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 17.5px;
  border-radius: 6px;
  padding: 12px 28px;
  transition: all 0.15s ease;
  letter-spacing: 0.01em;
}
.btn--primary {
  background: var(--accent);
  color: #fff;
  box-shadow: 0 1px 2px rgba(0,0,0,0.3), 0 0 0 1px rgba(59,130,246,0.3);
}
.btn--primary:hover {
  background: var(--accent-hover);
  box-shadow: 0 4px 12px rgba(59,130,246,0.3), 0 0 0 1px rgba(59,130,246,0.4);
  transform: translateY(-1px);
}
.btn--ghost {
  color: var(--text-secondary);
  background: none;
  padding: 12px 16px;
}
.btn--ghost:hover { color: var(--text-primary); }
.arrow {
  display: inline-block;
  transition: transform 0.2s;
}
.btn:hover .arrow,
a:hover .arrow { transform: translateX(4px); }
.btn--outline {
  color: var(--text-primary);
  border: 1px solid var(--border-default);
  background: transparent;
}
.btn--outline:hover {
  border-color: var(--accent-border);
  background: var(--accent-subtle);
}
.btn--lg { padding: 16px 36px; font-size: 18.75px; }
.btn--sm { padding: 8px 16px; font-size: 14px; }

/* ================================================================
   HERO - HOMEPAGE
   ================================================================ */
.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding-top: var(--nav-height);
  position: relative;
  overflow: hidden;
}
.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(59, 130, 246, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(59, 130, 246, 0.03) 1px, transparent 1px);
  background-size: 80px 80px;
  mask-image: radial-gradient(ellipse at 50% 50%, black 30%, transparent 70%);
  -webkit-mask-image: radial-gradient(ellipse at 50% 50%, black 30%, transparent 70%);
}
.hero-content {
  position: relative;
  z-index: 2;
  max-width: 820px;
  padding: 0 40px;
  margin: 0 auto;
}
.hero-label {
  font-family: var(--font-mono);
  font-size: 18.75px;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 24px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.hero-label .dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 8px var(--accent);
}
.hero h1 { margin-bottom: 28px; }
.hero-sub {
  font-size: 22.5px;
  line-height: 1.75;
  color: var(--text-secondary);
  max-width: 640px;
  margin-bottom: 48px;
}
.hero-ctas { display: flex; gap: 12px; align-items: center; flex-wrap: wrap; }

/* ================================================================
   HERO - INNER PAGES
   ================================================================ */
.page-hero {
  padding: calc(var(--nav-height) + 80px) 0 64px;
  border-bottom: 1px solid var(--border-subtle);
}
.page-hero .mono-label { margin-bottom: 16px; }
.page-hero h1 { margin-bottom: 16px; }
.page-hero .lead {
  font-size: 1.375rem;
  line-height: 1.75;
  color: var(--text-secondary);
  max-width: 960px;
  margin-left: auto;
  margin-right: auto;
}

/* ================================================================
   PROOF STRIP
   ================================================================ */
.proof-strip {
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
  background: var(--bg-secondary);
  padding: 28px 0;
}
.proof-strip__inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
}
.proof-item {
  text-align: center;
  flex: 1;
}
.proof-item__value {
  font-family: var(--font-mono);
  font-size: 17.5px;
  font-weight: 500;
  color: var(--text-primary);
  letter-spacing: 0.04em;
  margin-bottom: 4px;
}
.proof-item__label {
  font-size: 13.75px;
  color: var(--text-muted);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

/* ================================================================
   SECTION HEADERS
   ================================================================ */
.section-label {
  font-family: var(--font-mono);
  font-size: 1.125rem;
  font-weight: 400;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 20px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.section-label::before {
  content: '';
  display: block;
  width: 20px;
  height: 1px;
  background: var(--accent);
}
.section-label--center::before {
  flex: 0 0 20px;
}
.perf-snapshot__header .section-label { font-size: 0.75rem; }

/* Product category headers - main product names (e.g. Strategy Discovery Engine) */
.product-category {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(28px, 3.25vw, 42px);
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: var(--text-primary);
  margin-bottom: 12px;
  display: block;
}
.product-category--accent {
  color: var(--accent);
}
.product-category__prefix {
  font-family: var(--font-mono);
  font-size: 0.55em;
  font-weight: 500;
  letter-spacing: 0.12em;
  opacity: 0.9;
  margin-right: 8px;
}

/* Sub-section labels - Methodology, Representative Engines, etc (clearly subordinate) */
.subsection-label {
  font-family: var(--font-mono);
  font-size: 1.125rem;
  font-weight: 400;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-primary);
  margin-bottom: 20px;
  display: block;
}
.subsection-label--accent {
  color: var(--accent);
}

/* ================================================================
   CARDS - GENERAL
   ================================================================ */
.card {
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: 8px;
  padding: 32px;
  transition: border-color 0.15s, transform 0.15s;
}
.card:hover {
  border-color: var(--border-default);
  transform: translateY(-2px);
}
.card__label {
  font-family: var(--font-mono);
  font-size: 13.75px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 16px;
}
.card__title {
  font-weight: 600;
  font-size: 25px;
  line-height: 1.3;
  margin-bottom: 12px;
}
.card__body {
  font-size: 18.75px;
  line-height: 1.75;
  color: var(--text-secondary);
}
.card--highlight {
  border-color: var(--accent-border);
  background: linear-gradient(135deg, rgba(59,130,246,0.04), rgba(59,130,246,0.01));
}

/* ================================================================
   STRATEGY CARDS
   ================================================================ */
.strategy-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.strategy-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: 8px;
  padding: 24px;
  transition: border-color 0.15s;
  position: relative;
}
.strategy-card:hover { border-color: var(--border-default); }
.strategy-card__name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 22.5px;
  margin-bottom: 4px;
}
.strategy-card__period {
  font-size: 18.75px;
  color: var(--text-muted);
  margin-bottom: 16px;
}
.strategy-card__metrics {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}
.strategy-card__metric-label {
  font-size: 12.5px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 2px;
}
.strategy-card__metric-value {
  font-family: var(--font-mono);
  font-size: 18.75px;
  font-weight: 500;
}
.strategy-card__sparkline {
  position: absolute;
  top: 16px;
  right: 16px;
  opacity: 0.4;
}

/* ================================================================
   DASHBOARD PREVIEW
   ================================================================ */
.dashboard-preview {
  position: relative;
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid var(--border-default);
  background: var(--bg-secondary);
}
.dashboard-preview__mock {
  padding: 20px;
  filter: blur(2px);
  opacity: 0.5;
}
.mock-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border-subtle);
  margin-bottom: 16px;
}
.mock-header__logo {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 17.5px;
  color: var(--text-secondary);
}
.mock-header__tabs {
  display: flex;
  gap: 16px;
}
.mock-tab {
  font-size: 18.75px;
  color: var(--text-muted);
  padding: 4px 8px;
  border-radius: 4px;
}
.mock-tab--active { background: var(--accent-subtle); color: var(--accent); }
.mock-metrics {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 12px;
  margin-bottom: 16px;
}
.mock-metric {
  text-align: center;
  padding: 12px 8px;
  background: var(--bg-primary);
  border-radius: 4px;
}
.mock-metric__value {
  font-family: var(--font-mono);
  font-size: 17.5px;
  font-weight: 500;
  color: var(--positive);
}
.mock-metric__label {
  font-size: 11.25px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-top: 4px;
}
.mock-chart {
  height: 160px;
  background: var(--bg-primary);
  border-radius: 4px;
  position: relative;
  overflow: hidden;
}
.mock-chart svg { width: 100%; height: 100%; }
.dashboard-preview__overlay {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 16px;
  background: rgba(9, 9, 11, 0.4);
  backdrop-filter: blur(1px);
}
.dashboard-preview__overlay p {
  font-size: 17.5px;
  color: var(--text-secondary);
  text-align: center;
}

/* ================================================================
   BADGE
   ================================================================ */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 5px 10px;
  border-radius: 4px;
  border: 1px solid var(--border-default);
  color: var(--text-secondary);
}
.badge--accent {
  border-color: var(--accent-border);
  color: var(--accent);
  background: var(--accent-subtle);
}
.badge--paper {
  border-color: rgba(245, 158, 11, 0.3);
  color: var(--warning);
  background: rgba(245, 158, 11, 0.06);
}

/* ================================================================
   AGGREGATE PERFORMANCE
   ================================================================ */
.perf-snapshot {
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: 12px;
  padding: 40px;
}
.perf-snapshot__header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 32px;
}
.perf-snapshot__title {
  font-weight: 600;
  font-size: 22.5px;
}
.perf-snapshot__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.perf-stat__value {
  font-family: var(--font-mono);
  font-size: 35px;
  font-weight: 600;
  margin-bottom: 4px;
}
.perf-stat__label {
  font-size: 18.75px;
  color: var(--text-muted);
}
.perf-snapshot__note {
  margin-top: 24px;
  padding-top: 20px;
  border-top: 1px solid var(--border-subtle);
  font-size: 18.75px;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 8px;
}

/* ================================================================
   FOUNDER PREVIEW
   ================================================================ */
.founder-preview {
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: 12px;
  padding: 48px;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 40px;
  align-items: center;
}
.founder-avatar {
  width: 88px;
  height: 88px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--bg-tertiary), var(--bg-primary));
  border: 2px solid var(--border-default);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 35px;
  color: var(--accent);
}
.founder-preview__quote {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 22.5px;
  line-height: 1.7;
  color: var(--text-secondary);
  margin-bottom: 16px;
}
.founder-preview__meta {
  font-size: 17.5px;
  color: var(--text-muted);
}
.founder-preview__meta a {
  color: var(--accent);
  font-weight: 500;
}
.founder-preview__meta a:hover { text-decoration: underline; }

/* ================================================================
   FORMS
   ================================================================ */
.form-group { margin-bottom: 14px; }
.form-input,
.form-textarea {
  width: 100%;
  background: var(--bg-secondary);
  border: 1px solid var(--border-default);
  border-radius: 6px;
  padding: 14px 18px;
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 18.75px;
  outline: none;
  transition: border-color 0.15s, box-shadow 0.15s;
}
.form-input::placeholder,
.form-textarea::placeholder { color: var(--text-muted); }
.form-input:focus,
.form-textarea:focus {
  border-color: var(--accent-border);
  box-shadow: 0 0 0 3px var(--accent-subtle);
}
.form-textarea { resize: vertical; min-height: 100px; }
.form-note {
  font-size: 18.75px;
  color: var(--text-muted);
  margin-top: 8px;
}
.form-message { font-size: 16.25px; margin-top: 12px; min-height: 20px; }
.form-message--success { color: var(--positive); }
.form-message--error { color: var(--negative); }

/* ================================================================
   ARCHITECTURE PIPELINE - Vertical Accordion Timeline
   ================================================================ */
.timeline {
  position: relative;
  max-width: 640px;
  margin: 0 auto;
}
.timeline::before {
  content: '';
  position: absolute;
  left: 23px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--border-subtle);
  border-radius: 1px;
}
.timeline__item {
  position: relative;
  margin-bottom: 4px;
  border-radius: 12px;
  overflow: visible;
  transition: background 0.25s ease;
}
.timeline__item::before {
  content: '';
  position: absolute;
  left: 23px;
  top: 38px;
  width: 10px;
  height: 10px;
  margin-left: -5px;
  background: var(--bg-tertiary);
  border: 2px solid var(--border-default);
  border-radius: 50%;
  z-index: 1;
  transition: background 0.3s, border-color 0.3s, transform 0.3s, box-shadow 0.3s;
}
.timeline__item.active::before {
  background: var(--accent);
  border-color: var(--accent);
  box-shadow: 0 0 0 4px rgba(59, 130, 246, 0.2);
}
.timeline__item:last-child {
  margin-bottom: 0;
}
.timeline__item:hover {
  background: rgba(255, 255, 255, 0.02);
}
.timeline__item.active {
  background: var(--accent-subtle);
}
.timeline__item-header {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 20px 24px;
  cursor: pointer;
  transition: padding 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}
.timeline__step {
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  background: var(--bg-tertiary);
  border-radius: 12px;
  border: 1px solid var(--border-subtle);
  transition: color 0.3s, border-color 0.3s, background 0.3s;
}
.timeline__item.active .timeline__step {
  color: var(--accent);
  border-color: var(--accent-border);
  background: var(--bg-secondary);
}
.timeline__icon {
  flex-shrink: 0;
  font-size: 24px;
  line-height: 1;
}
.timeline__title {
  flex: 1;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 18px;
  letter-spacing: -0.01em;
  margin: 0;
}
.timeline__chevron {
  flex-shrink: 0;
  color: var(--text-muted);
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1), color 0.2s;
}
.timeline__item.active .timeline__chevron {
  transform: rotate(180deg);
  color: var(--accent);
}
.timeline__item-body {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}
.timeline__item-content {
  overflow: hidden;
}
.timeline__item.active .timeline__item-body {
  grid-template-rows: 1fr;
}
.timeline__item-body .timeline__item-content {
  min-height: 0;
}
.timeline__item-body p {
  margin: 0 24px 24px 88px;
  padding: 0 0 4px;
  font-size: 16px;
  line-height: 1.7;
  color: var(--text-secondary);
}

/* ================================================================
   CONTACT PATHS
   ================================================================ */
.contact-paths {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.contact-path {
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: 8px;
  padding: 32px;
  display: flex;
  flex-direction: column;
}
.contact-path__label {
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 12px;
}
.contact-path__title {
  font-weight: 600;
  font-size: 22.5px;
  margin-bottom: 8px;
}
.contact-path__desc {
  font-size: 17.5px;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 24px;
  flex: 1;
}
.contact-path .btn { align-self: flex-start; }

/* ================================================================
   LEGAL CONTENT
   ================================================================ */
.legal-content h2 {
  font-weight: 600;
  font-size: 25px;
  margin: 48px 0 16px;
  padding-top: 32px;
  border-top: 1px solid var(--border-subtle);
}
.legal-content h2:first-child { margin-top: 0; padding-top: 0; border-top: none; }
.legal-content p {
  font-size: 18.75px;
  line-height: 1.8;
  color: var(--text-secondary);
  margin-bottom: 16px;
}
.legal-content ul {
  margin: 0 auto 16px;
  padding-left: 0;
  list-style-position: inside;
  color: var(--text-secondary);
  font-size: 18.75px;
  line-height: 1.8;
}

/* ================================================================
   FOOTER
   ================================================================ */
.footer {
  padding: 32px 0;
  border-top: 1px solid var(--border-subtle);
}
.footer__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.footer__logo {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 17.5px;
  letter-spacing: 0.15em;
  color: var(--text-muted);
}
.footer__links {
  display: flex;
  gap: 24px;
  list-style: none;
}
.footer__links a {
  font-size: 16.25px;
  color: var(--text-muted);
  transition: color 0.15s;
}
.footer__links a:hover { color: var(--text-primary); }
.footer__copy {
  font-size: 18.75px;
  color: var(--text-muted);
}

/* ================================================================
   COMPARISON TABLE (full-width)
   ================================================================ */
.comparison-table-section {
  width: 100%;
  padding: 0 32px;
  margin: 40px 0 48px;
  box-sizing: border-box;
}
.comparison-table-wrap {
  width: 100%;
  max-width: 1600px;
  margin: 0 auto;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  box-sizing: border-box;
}
.comparison-table {
  width: 100%;
  min-width: 600px;
  border-collapse: collapse;
}
.comparison-table th,
.comparison-table td {
  padding: 14px 20px;
  text-align: center;
  border-bottom: 1px solid var(--border-subtle);
  font-size: 17.5px;
}
.comparison-table th {
  font-family: var(--font-mono);
  font-size: 13.75px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
  font-weight: 500;
}
.comparison-table td { color: var(--text-secondary); }
.comparison-table td:first-child { color: var(--text-muted); font-weight: 500; }
.comparison-table td.highlight { color: var(--accent); font-weight: 500; }
.comparison-table tr:last-child td { border-bottom: none; }

/* ================================================================
   TIMELINE
   ================================================================ */
.roadmap {
  max-width: 640px;
  margin: 0 auto;
}
.roadmap-item {
  position: relative;
  padding: 0 0 48px 40px;
  border-left: 1px solid var(--border-default);
}
.roadmap-item:last-child { border-left-color: transparent; padding-bottom: 0; }
.roadmap-item::before {
  content: '';
  position: absolute;
  left: -5px;
  top: 2px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--accent);
  border: 2px solid var(--bg-primary);
}
.roadmap-item__phase {
  font-family: var(--font-mono);
  font-size: 13.75px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 4px;
}
.roadmap-item__title {
  font-weight: 600;
  font-size: 25px;
  margin-bottom: 6px;
}
.roadmap-item__desc {
  font-size: 17.5px;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* ================================================================
   RESPONSIVE
   ================================================================ */
@media (max-width: 1024px) {
  .grid-2 { grid-template-columns: 1fr; gap: 48px; }
  .grid-3 { grid-template-columns: 1fr 1fr; }
  .strategy-grid { grid-template-columns: 1fr 1fr; }
  .contact-paths { grid-template-columns: 1fr; }
  .perf-snapshot__grid { grid-template-columns: repeat(2, 1fr); }
  .proof-strip__inner { flex-wrap: wrap; justify-content: center; }
  .proof-item { min-width: 120px; }
}

@media (max-width: 768px) {
  :root {
    --section-pad: 64px;
    --nav-height: 60px;
  }
  .container { padding: 0 24px; }
  .nav { padding: 0 20px; }
  .nav-links { display: none; }
  .nav-right .btn { display: none; }
  .nav-hamburger { display: flex; }

  .grid-3 { grid-template-columns: 1fr; }
  .strategy-grid { grid-template-columns: 1fr; }
  .hero-content { padding: 0 20px; }
  .hero-sub { font-size: 20px; }
  .perf-snapshot { padding: 24px; }
  .perf-snapshot__grid { grid-template-columns: 1fr 1fr; gap: 16px; }
  .perf-stat__value { font-size: 27.5px; }
  .founder-preview {
    grid-template-columns: 1fr;
    text-align: center;
    padding: 32px 24px;
  }
  .founder-avatar { margin: 0 auto; }
  .footer__inner { flex-direction: column; gap: 16px; text-align: center; }
  .footer__links { flex-wrap: wrap; justify-content: center; }
  .mock-metrics { grid-template-columns: repeat(3, 1fr); }
  .timeline__item-body p { margin-left: 24px; margin-right: 24px; }
  .timeline__step { width: 40px; height: 40px; font-size: 11px; }
  .timeline__item::before { left: 19px; top: 34px; }
  .timeline::before { left: 19px; }
  .page-hero { padding: calc(var(--nav-height) + 48px) 0 40px; }
  .comparison-table-section { padding: 0 20px; margin: 32px 0 40px; }
  .comparison-table { font-size: 16.25px; }
  .comparison-table th, .comparison-table td { padding: 10px 12px; }
  .perf-snapshot__header { flex-direction: column; gap: 12px; }
}

@media (max-width: 480px) {
  .proof-strip__inner { gap: 16px; }
  .proof-item { min-width: 100px; }
  .mock-metrics { grid-template-columns: repeat(2, 1fr); }
  .strategy-card__metrics { grid-template-columns: 1fr; }
  .comparison-table-section { margin: 24px 0 32px; padding: 0 20px; }
  .comparison-table { font-size: 14px; min-width: 560px; }
  .comparison-table th, .comparison-table td { padding: 10px 12px; }
}

/* ================================================================
   CUSTOM SCROLLBAR - kills the white default
   ================================================================ */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb {
  background: rgba(255,255,255,0.08);
  border-radius: 3px;
}
::-webkit-scrollbar-thumb:hover { background: rgba(255,255,255,0.15); }
::-webkit-scrollbar-corner { background: transparent; }
html { scrollbar-width: thin; scrollbar-color: rgba(255,255,255,0.08) transparent; }

/* ================================================================
   SCROLL-TRIGGERED REVEAL ANIMATIONS
   ================================================================ */
.reveal {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1),
              transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}
.reveal-left {
  opacity: 0;
  transform: translateX(-40px);
  transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1),
              transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}
.reveal-left.visible {
  opacity: 1;
  transform: translateX(0);
}
.reveal-right {
  opacity: 0;
  transform: translateX(40px);
  transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1),
              transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}
.reveal-right.visible {
  opacity: 1;
  transform: translateX(0);
}
.reveal-scale {
  opacity: 0;
  transform: scale(0.92);
  transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1),
              transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}
.reveal-scale.visible {
  opacity: 1;
  transform: scale(1);
}

/* Stagger delays for grid children */
.stagger > *:nth-child(1) { transition-delay: 0ms; }
.stagger > *:nth-child(2) { transition-delay: 80ms; }
.stagger > *:nth-child(3) { transition-delay: 160ms; }
.stagger > *:nth-child(4) { transition-delay: 240ms; }
.stagger > *:nth-child(5) { transition-delay: 320ms; }
.stagger > *:nth-child(6) { transition-delay: 400ms; }
.stagger > *:nth-child(7) { transition-delay: 480ms; }
.stagger > *:nth-child(8) { transition-delay: 560ms; }
.stagger > *:nth-child(9) { transition-delay: 640ms; }
.stagger > *:nth-child(10) { transition-delay: 720ms; }
.stagger > *:nth-child(11) { transition-delay: 800ms; }
.stagger > *:nth-child(12) { transition-delay: 880ms; }
.stagger > *:nth-child(13) { transition-delay: 960ms; }
.stagger > *:nth-child(14) { transition-delay: 1040ms; }
.stagger > *:nth-child(15) { transition-delay: 1120ms; }
.stagger > *:nth-child(16) { transition-delay: 1200ms; }
.stagger > *:nth-child(17) { transition-delay: 1280ms; }
.stagger > *:nth-child(18) { transition-delay: 1360ms; }
.stagger > *:nth-child(19) { transition-delay: 1440ms; }

/* ================================================================
   HERO TEXT SPLIT ANIMATION
   ================================================================ */
.hero-word {
  display: inline-block;
  opacity: 0;
  transform: translateY(20px);
  animation: heroWordIn 0.6s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}
@keyframes heroWordIn {
  to { opacity: 1; transform: translateY(0); }
}

/* ================================================================
   HERO GRID DRIFT
   ================================================================ */
.hero-grid {
  animation: gridDrift 20s ease-in-out infinite;
}
@keyframes gridDrift {
  0%, 100% { background-position: 0 0; }
  50% { background-position: 40px 40px; }
}

/* ================================================================
   COUNTER ANIMATION
   ================================================================ */
.counter-value {
  font-variant-numeric: tabular-nums;
}

/* ================================================================
   SPARKLINE DRAW ANIMATION
   ================================================================ */
.strategy-card__sparkline polyline {
  stroke-dasharray: 200;
  stroke-dashoffset: 200;
  transition: stroke-dashoffset 1.2s cubic-bezier(0.16, 1, 0.3, 1);
}
.strategy-card.visible .strategy-card__sparkline polyline {
  stroke-dashoffset: 0;
}

/* ================================================================
   DASHBOARD PREVIEW FLOAT
   ================================================================ */
.dashboard-preview {
  animation: gentleFloat 6s ease-in-out infinite;
}
@keyframes gentleFloat {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}

/* ================================================================
   CARD GLOW ON HOVER
   ================================================================ */
.card::after,
.strategy-card::after,
.contact-path::after {
  content: '';
  position: absolute;
  inset: -1px;
  border-radius: inherit;
  opacity: 0;
  background: radial-gradient(
    600px circle at var(--mouse-x, 50%) var(--mouse-y, 50%),
    rgba(59,130,246,0.06),
    transparent 40%
  );
  transition: opacity 0.3s;
  pointer-events: none;
  z-index: 0;
}
.card,
.strategy-card,
.contact-path { position: relative; }
.card:hover::after,
.strategy-card:hover::after,
.contact-path:hover::after { opacity: 1; }
.card > *,
.strategy-card > *,
.contact-path > * { position: relative; z-index: 1; }

/* ================================================================
   PROOF STRIP NUMBERS GLOW
   ================================================================ */
.proof-item__value {
  transition: color 0.3s, text-shadow 0.3s;
}
.proof-item:hover .proof-item__value {
  color: var(--accent);
  text-shadow: 0 0 20px rgba(59,130,246,0.3);
}

/* ================================================================
   SECTION LABEL LINE GROW
   ================================================================ */
.section-label::before {
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}
.section-label.visible::before,
.visible .section-label::before {
  transform: scaleX(1);
}

/* ================================================================
   FOUNDER AVATAR PULSE
   ================================================================ */
.founder-avatar {
  transition: box-shadow 0.4s, transform 0.4s;
}
.founder-avatar:hover {
  box-shadow: 0 0 0 8px rgba(59,130,246,0.08), 0 0 40px rgba(59,130,246,0.15);
  transform: scale(1.05);
}

/* ================================================================
   BUTTON RIPPLE
   ================================================================ */
.btn--primary {
  position: relative;
  overflow: hidden;
}
.btn--primary::after {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at center, rgba(255,255,255,0.15), transparent 60%);
  opacity: 0;
  transform: scale(0);
  transition: opacity 0.4s, transform 0.4s;
}
.btn--primary:active::after {
  opacity: 1;
  transform: scale(2);
  transition: opacity 0s, transform 0s;
}

/* ================================================================
   NAV SCROLL EFFECT
   ================================================================ */
.nav { transition: background 0.3s, border-color 0.3s, box-shadow 0.3s; }
.nav.scrolled {
  background: rgba(9, 9, 11, 0.97);
  box-shadow: 0 1px 12px rgba(0,0,0,0.4);
}

/* ================================================================
   STRATEGY CARD EQUITY CURVE TEASER
   ================================================================ */
.strategy-card {
  overflow: hidden;
  transition: border-color 0.3s, transform 0.3s, box-shadow 0.3s;
}
.strategy-card:hover {
  border-color: var(--accent-border);
  transform: translateY(-4px);
  box-shadow: 0 8px 32px rgba(0,0,0,0.3);
}
.strategy-card__curve-wrap {
  position: absolute; inset: 0; z-index: 0;
  opacity: 0; transition: opacity 0.4s cubic-bezier(0.16,1,0.3,1);
  pointer-events: none;
  display: flex; align-items: flex-end;
}
.strategy-card:hover .strategy-card__curve-wrap { opacity: 1; }
.strategy-card__curve-wrap svg {
  width: 100%; height: 70%;
  display: block;
}
.strategy-card__curve-wrap .curve-fill {
  fill: rgba(59, 130, 246, 0.05);
}
.strategy-card__curve-wrap .curve-line {
  fill: none; stroke: rgba(59, 130, 246, 0.35); stroke-width: 1.5;
  stroke-dasharray: 600; stroke-dashoffset: 600;
  transition: stroke-dashoffset 1.2s cubic-bezier(0.16,1,0.3,1);
}
.strategy-card:hover .strategy-card__curve-wrap .curve-line {
  stroke-dashoffset: 0;
}
.strategy-card__curve-axis {
  position: absolute; left: 8px; top: 35%; bottom: 15%;
  display: flex; flex-direction: column; justify-content: space-between;
  filter: blur(4px); opacity: 0;
  transition: opacity 0.4s 0.2s;
  pointer-events: none;
}
.strategy-card:hover .strategy-card__curve-axis { opacity: 0.5; }
.strategy-card__curve-axis span {
  font-family: var(--font-mono); font-size: 10px; color: var(--text-muted);
  line-height: 1;
}
.strategy-card__curve-cta {
  position: absolute; bottom: 0; left: 0; right: 0;
  padding: 8px 12px;
  background: linear-gradient(transparent, rgba(9,9,11,0.9));
  font-family: var(--font-mono); font-size: 11.25px;
  letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--accent); text-align: center;
  opacity: 0; transform: translateY(8px);
  transition: opacity 0.3s 0.15s, transform 0.3s 0.15s;
  pointer-events: none; z-index: 2;
}
.strategy-card:hover .strategy-card__curve-cta {
  opacity: 1; transform: translateY(0);
}
.strategy-card > *:not(.strategy-card__curve-wrap):not(.strategy-card__curve-axis):not(.strategy-card__curve-cta):not(.strategy-card__sparkline) {
  position: relative; z-index: 1;
}

/* ================================================================
   ANALYZER SHOWCASE SECTION (homepage)
   ================================================================ */
.analyzer-showcase {
  display: grid; grid-template-columns: 1fr 1fr; gap: 48px;
  align-items: center;
}
.analyzer-showcase__visual {
  position: relative;
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: 12px;
  padding: 24px;
  overflow: hidden;
}
.analyzer-showcase__mock {
  display: grid; grid-template-columns: 1fr 60px 1fr; gap: 12px;
  align-items: center; margin-bottom: 16px;
}
.analyzer-showcase__mock-card {
  background: var(--bg-primary);
  border: 1px solid var(--border-subtle);
  border-radius: 8px;
  padding: 16px; text-align: center;
}
.analyzer-showcase__mock-label {
  font-family: var(--font-mono); font-size: 11.25px;
  letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--text-muted); margin-bottom: 6px;
}
.analyzer-showcase__mock-value {
  font-family: var(--font-mono); font-size: 25px; font-weight: 600;
}
.analyzer-showcase__mock-vs {
  font-family: var(--font-mono); font-size: 13.75px;
  color: var(--text-muted); text-align: center;
  text-transform: uppercase; letter-spacing: 0.1em;
}
.analyzer-showcase__mock-chart {
  height: 120px; background: var(--bg-primary); border-radius: 6px;
  overflow: hidden; position: relative;
}
.analyzer-showcase__mock-chart svg { width: 100%; height: 100%; }
.analyzer-showcase__gated-overlay {
  position: absolute; inset: 0; border-radius: 12px;
  background: rgba(9,9,11,0.3);
  backdrop-filter: blur(1px);
  display: flex; flex-direction: column;
  align-items: center; justify-content: center; gap: 12px;
  opacity: 0; transition: opacity 0.3s;
}
.analyzer-showcase__visual:hover .analyzer-showcase__gated-overlay { opacity: 1; }
.analyzer-showcase__legend {
  display: flex; justify-content: space-between; margin-top: 8px; padding: 0 4px;
}
.analyzer-showcase__legend-item {
  font-family: var(--font-mono); font-size: 13px;
  display: flex; align-items: center; gap: 4px;
}
.analyzer-showcase__legend-line {
  width: 16px; height: 2px; display: inline-block;
}
.analyzer-showcase__legend-line--solid {
  background: currentColor;
}
.analyzer-showcase__legend-line--dashed {
  background: repeating-linear-gradient(90deg, currentColor 0, currentColor 2px, transparent 2px, transparent 5px);
  height: 2px;
}
.analyzer-showcase__gated-overlay span {
  font-size: 13px; color: var(--text-secondary);
}
.form-message:empty { min-height: 0; margin-top: 0; }
.grid-2--cards { gap: 24px; align-items: stretch; }
.grid-2--cards .card { display: flex; flex-direction: column; }
.grid-2--cards .card__body { flex: 1; }
.grid-2--cards .card .btn-wrap { margin-top: 24px; }
@media (max-width: 1024px) {
  .proof-strip__inner { gap: 20px; justify-content: center; }
}
.mock-metrics--balanced { grid-template-columns: repeat(2, 1fr); }
@media (min-width: 769px) {
  .mock-metrics--balanced { grid-template-columns: repeat(5, 1fr); }
}
@media (min-width: 481px) and (max-width: 768px) {
  .mock-metrics--balanced { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 480px) {
  .mock-metrics--balanced .mock-metric:nth-child(5) { grid-column: 1 / -1; justify-self: center; max-width: 140px; }
}
.hero-ctas .btn--ghost { border: 1px solid var(--border-default); }
@media (max-width: 768px) {
  .hero-ctas .btn--ghost { border-color: var(--border-emphasis); }
}

@media (max-width: 1024px) {
  .analyzer-showcase { grid-template-columns: 1fr; }
}

/* Reduce motion for accessibility */
@media (prefers-reduced-motion: reduce) {
  .reveal, .reveal-left, .reveal-right, .reveal-scale {
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
  }
  .hero-word { opacity: 1 !important; transform: none !important; animation: none !important; }
  .hero-grid { animation: none !important; }
  .dashboard-preview { animation: none !important; }
  .strategy-card__sparkline polyline { stroke-dashoffset: 0 !important; transition: none !important; }
}