/* ============================================================
   TOKENS
============================================================ */
:root {
  --text:         #0d0d0e;
  --muted:        #72757c;
  --accent:       #5e5eff;
  --accent-text:  #5454FF;   /* accent as text/link color (light mode); overridden in dark mode */
  --border:       rgba(0,0,0,0.2);
  --hero-bg:      #07070c;
  --page-bg:      #ffffff;
  --alt-bg:       #f7f7f7;
  --footer-bg:    #0d0d0e;
  --footer-text:  rgba(255,255,255,0.55);
  --footer-dim:   rgba(255,255,255,0.30);
  --tunnel-color: #ADADFF;
  --cta-shadow:   0px 4px 24px rgba(94,94,255,0.40);
  --cta-shadow2:  0px 2px 5px rgba(91,108,255,0.25);

  --font:         'Plus Jakarta Sans', system-ui, -apple-system, sans-serif;
  --max-w:        1120px;
  --gutter:       48px;
}

/* ============================================================
   DARK THEME
   Toggled via [data-theme="dark"] on <html>. Hero and footer
   keep their own fixed dark background variables in both themes
   (--hero-bg, --footer-bg, etc. are untouched here) — only the
   body-content tokens invert.
============================================================ */
:root[data-theme="dark"] {
  --text:    #f1f1f4;
  --muted:   #9a9da6;
  --accent-text: #6D6DFF;
  --border:  rgba(255,255,255,0.16);
  --page-bg: #0b0b0f;
  --alt-bg:  #15151b;
}

:root[data-theme="dark"] .nav--light {
  background: rgba(11,11,15,0.88);
  border-bottom-color: rgba(255,255,255,0.1);
}
:root[data-theme="dark"] .nav--light .nav__links a { color: rgba(255,255,255,0.65); }
:root[data-theme="dark"] .nav--light .nav__links a:hover { color: var(--text); }
:root[data-theme="dark"] .nav--light .nav-cta { background: #ffffff; color: #0d0d0e; }
:root[data-theme="dark"] .nav__mobile-drawer a { border-bottom-color: rgba(255,255,255,0.08); }
:root[data-theme="dark"] .ind-tab:hover { background: rgba(255,255,255,0.06); }
:root[data-theme="dark"] .ind-tab.active { background: rgba(255,255,255,0.10); }
:root[data-theme="dark"] .ind-col--problems li::before { background: rgba(255,255,255,0.35); }

/* ============================================================
   RESET
============================================================ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font);
  background: var(--page-bg);
  color: var(--text);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { font-family: var(--font); cursor: pointer; }
input, select, textarea { font-family: var(--font); }

/* ============================================================
   LAYOUT
============================================================ */
.wrap {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

/* Section reveal animation */
.reveal {
  opacity: 0;
  transform: translate3d(0, 48px, 0);
  transition: opacity .8s cubic-bezier(.16,1,.3,1), transform .8s cubic-bezier(.16,1,.3,1);
}
.reveal.is-visible {
  opacity: 1;
  transform: translate3d(0, 0, 0);
}
.reveal-delay-1 { transition-delay: 0ms; }
.reveal-delay-2 { transition-delay: 120ms; }
.reveal-delay-3 { transition-delay: 240ms; }
.reveal-delay-4 { transition-delay: 360ms; }
.reveal-delay-5 { transition-delay: 480ms; }
.reveal-delay-6 { transition-delay: 600ms; }

/* ============================================================
   TYPOGRAPHY HELPERS
============================================================ */
.section-label {
  font-size: 12px;
  font-weight: 600;
  line-height: 24px;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  color: var(--accent-text);
  display: block;
  margin-bottom: 16px;
}
.section-h2 {
  font-size: 48px;
  font-weight: 400;
  line-height: 54px;
  letter-spacing: -2px;
  color: var(--text);
}
.section-body {
  font-size: 16px;
  font-weight: 400;
  line-height: 24px;
  color: var(--muted);
}

/* Gradient number (card indices) */
.grad-num {
  font-size: 48px;
  font-weight: 200;
  line-height: 48px;
  letter-spacing: -2px;
  background: linear-gradient(to bottom, #a1a1ff 0%, #5E5EFF 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  opacity: 1;
  display: block;
}

/* ============================================================
   BUTTONS
============================================================ */
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  background: var(--accent);
  border-radius: 2px;
  height: 56px;
  padding: 0 24px;
  box-shadow: var(--cta-shadow);
  border: none;
  cursor: pointer;
  text-decoration: none;
  transition: opacity .15s, transform .15s;
}
.btn-primary:hover { opacity: .9; transform: translateY(-1px); }
.btn-primary__label {
  font-size: 16px;
  font-weight: 600;
  color: #ffffff;
  line-height: 1;
  white-space: nowrap;
}
.btn-primary__arrow {
  width: 32px; height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  color: #ffffff;
  flex-shrink: 0;
}

/* Nav CTA (changes with scroll state) */
.nav-cta {
  display: inline-flex;
  align-items: center;
  gap: 0;
  border-radius: 2px;
  padding: 4px 4px 4px 16px;
  border: none;
  cursor: pointer;
  text-decoration: none;
  transition: background .3s ease, color .3s ease;
  font-size: 14px;
  font-weight: 500;
}
.nav-cta__label { line-height: 1; }
.nav-cta__icon {
  width: 32px; height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  border-radius: 1px;
  flex-shrink: 0;
  transition: background .3s ease;
}
.nav--top .nav-cta, .nav--dark .nav-cta {
  background: #ffffff;
  color: #0d0d0e;
}
.nav--light .nav-cta {
  background: #0d0d0e;
  color: #f5f5f5;
}

/* ============================================================
   THEME TOGGLE
============================================================ */
.nav__actions {
  display: flex;
  align-items: center;
  gap: 12px;
}
.theme-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  border: 1px solid transparent;
  background: transparent;
  flex-shrink: 0;
  padding: 0;
  transition: background .3s ease, color .3s ease, border-color .3s ease;
}
.theme-toggle__icon { width: 16px; height: 16px; }
.theme-toggle__icon--moon { display: block; }
.theme-toggle__icon--sun  { display: none; }
:root[data-theme="dark"] .theme-toggle__icon--moon { display: none; }
:root[data-theme="dark"] .theme-toggle__icon--sun  { display: block; }

.nav--top .theme-toggle,
.nav--dark .theme-toggle {
  color: rgba(255,255,255,0.75);
  border-color: rgba(255,255,255,0.18);
}
.nav--top .theme-toggle:hover,
.nav--dark .theme-toggle:hover {
  color: #ffffff;
  border-color: rgba(255,255,255,0.35);
}
.nav--light .theme-toggle {
  color: var(--muted);
  border-color: var(--border);
}
.nav--light .theme-toggle:hover {
  color: var(--text);
  border-color: var(--accent);
}

/* ============================================================
   NAVIGATION
============================================================ */
#nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 500;
  display: flex;
  align-items: center;
  padding: 0 var(--gutter);
  height: 82px;
  transition: background .3s ease, border-color .3s ease, backdrop-filter .3s ease;
}

.nav--top {
  background: transparent;
  border-bottom: 1px solid transparent;
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
}
.nav--dark {
  background: rgba(7,7,12,0.4);
  border-bottom: 1px solid rgba(255,255,255,0.06);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
}
.nav--light {
  background: rgba(255,255,255,0.88);
  border-bottom: 1px solid rgba(0,0,0,0.08);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
}

#nav .nav__inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0;
  width: 100%;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
}
#nav .nav__inner .nav__actions { justify-self: end; }

.nav__logo { display: flex; align-items: center; flex-shrink: 0; }
.nav__logo svg { transition: fill .3s ease; }
.nav__logo svg path { transition: fill .3s ease; }
.nav--top .nav__logo path,
.nav--dark .nav__logo path { fill: #ffffff; }
.nav--light .nav__logo path { fill: var(--text); }

.nav__links {
  display: flex;
  align-items: center;
  gap: 28px;
}
.nav__links a {
  font-size: 14px;
  font-weight: 500;
  letter-spacing: .014px;
  text-decoration: none;
  transition: color .3s ease;
}

.nav--top .nav__links a,
.nav--dark .nav__links a { color: rgba(255,255,255,0.75); }
.nav--top .nav__links a:hover,
.nav--dark .nav__links a:hover { color: #ffffff; }
.nav--light .nav__links a { color: rgba(13,13,14,0.65); }
.nav--light .nav__links a:hover { color: var(--text); }

.nav__hamburger {
  display: none;
  background: none;
  border: none;
  padding: 4px;
  position: absolute;
  right: var(--gutter);
}
.nav--top .nav__hamburger,
.nav--dark .nav__hamburger { color: rgba(255,255,255,0.75); }
.nav--light .nav__hamburger { color: var(--text); }
.nav__mobile-drawer {
  display: none;
  position: fixed;
  top: 82px; left: 0; right: 0;
  background: var(--page-bg);
  border-bottom: 1px solid var(--border);
  padding: 20px var(--gutter) 28px;
  flex-direction: column;
  gap: 0;
  z-index: 499;
}
.nav__mobile-drawer.open { display: flex; }
.nav__mobile-drawer a {
  font-size: 16px;
  font-weight: 500;
  color: var(--muted);
  padding: 14px 0;
  border-bottom: 1px solid rgba(0,0,0,0.06);
}
.nav__mobile-drawer a:last-child { border: none; color: var(--accent-text); }

/* ============================================================
   HERO
============================================================ */
#hero {
  position: relative;
  height: 100vh;
  min-height: 640px;
  background: var(--hero-bg);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
#tunnel-canvas {
  position: absolute;
  inset: 0;
  width: 100%; height: 100%;
}

.hero__vignette {
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 75% 75% at 50% 50%, transparent 35%, rgba(7,7,12,0.6) 70%, rgba(7,7,12,0.92) 100%);
  pointer-events: none;
}
.hero__top-wash {
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 100%;
  background: linear-gradient(180deg, rgba(130, 115, 255, 0.2 ) 0%, rgba(0, 0, 1, 0) 100%);
  pointer-events: none;
}

.hero__content {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 24px;
  text-align: center;
  padding: 0 var(--gutter);
  max-width: 860px;
  transition: transform .1s linear, opacity .1s linear;
}
.hero__h1 {
  font-size: 64px;
  font-weight: 400;
  line-height: 76px;
  letter-spacing: -2px;
  color: #ffffff;
}
.hero__subtitle {
  font-size: 24px;
  font-weight: 400;
  line-height: 32px;
  color: rgba(255,255,255,0.55);
  max-width: 580px;
}

/* Hero stats row */
.hero__stats {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  z-index: 2;
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 24px var(--gutter) 80px;
  display: flex;
  align-items: center;
  gap: 32px;
}
.hero__stats-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  flex: 1;
  text-align: center;
}
.hero__stat-val {
  font-size: 40px;
  font-weight: 400;
  letter-spacing: -2px;
  color: #ffffff;
  line-height: 1;
}
.hero__stat-lbl {
  font-size: 14px;
  font-weight: 400;
  line-height: 20.8px;
  color: rgba(255,255,255,0.45);
}

/* ============================================================
   TRUST LAYER
============================================================ */
.trust-layer {
  background: var(--page-bg);
  border-bottom: 1px solid var(--border);
  padding: 22px var(--gutter);
}
.trust-layer__inner {
  max-width: var(--max-w);
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 32px;
  flex-wrap: wrap;
}
.trust-layer__label {
  font-size: 11px;
  font-weight: 500;
  letter-spacing: .5px;
  text-transform: uppercase;
  color: var(--muted);
  opacity: .55;
  white-space: nowrap;
  flex-shrink: 0;
}
.trust-layer__divider {
  width: 1px; height: 18px;
  background: var(--border);
  flex-shrink: 0;
}
.trust-layer__logos {
  display: flex;
  flex: 1;
  gap: 36px;
  align-items: center;
  justify-content: space-evenly;
  flex-wrap: wrap;
}
.trust-layer__logo {
  display: flex;
  align-items: center;
  opacity: .28;
  filter: grayscale(1);
  transition: opacity .2s ease;
}
.trust-layer__logo:hover { opacity: .5; }
.trust-layer__logo svg {
  display: block;
  fill: var(--text);
}

/* ============================================================
   TESTIMONIAL
============================================================ */
.testimonial {
  padding: 100px 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  background: var(--page-bg);
}
.testimonial__inner {
  max-width: 800px;
  margin: 0 auto;
  padding: 0 var(--gutter);
  text-align: center;
}
.testimonial__mark {
  font-family: var(--font);
  font-size: 130px;
  line-height: .45;
  background: linear-gradient(to bottom, #a1a1ff 0%, #5E5EFF 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  opacity: 1;
  display: block;
  margin-bottom: 24px;
  font-weight: 200;
}
.testimonial__quote {
  font-size: 28px;
  font-weight: 400;
  line-height: 1.45;
  letter-spacing: -.8px;
  color: var(--text);
  margin-bottom: 28px;
}
.testimonial__attr {
  font-size: 14px;
  font-weight: 400;
  color: var(--muted);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
}
.testimonial__attr::before {
  content: '';
  display: block;
  width: 24px; height: 1px;
  background: var(--muted);
  opacity: .4;
}

/* ============================================================
   SHARED SECTION STRUCTURE
============================================================ */
.section {
  padding: 128px 0;
  border-top: 1px solid var(--border);
}
.section--alt  { background: var(--alt-bg); }
.section--both { border-bottom: 1px solid var(--border); }
#blueprint.section--both,
#get-started.section--both { border-bottom: none; }
.section--blueprint {
  background: linear-gradient(180deg, rgba(130,115,255,0.50) 0%, rgba(130,115,255,0.05) 60%, rgba(255,255,255,0.00) 100%);
}
.blueprint__card {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 80px 64px;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 20px;
}

.section__header {
  margin-bottom: 40px;
}

/* ============================================================
   CARDS (shared)
============================================================ */
.card {
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 25px;
  display: flex;
  flex-direction: column;
  gap: 24px;
  transition: border-color .25s ease, box-shadow .25s ease;
}
.card:hover {
  border-color: var(--accent);
  box-shadow: 0 8px 32px rgba(94,94,255,0.18);
}
.card__title {
  font-size: 24px;
  font-weight: 500;
  letter-spacing: -1px;
  line-height: 1.15;
  color: var(--text);
}
.card__body {
  font-size: 14px;
  font-weight: 400;
  line-height: 20px;
  color: var(--muted);
}

.card__list { display: flex; flex-direction: column; gap: 8px; }
.card__list li {
  font-size: 13px;
  line-height: 1.5;
  color: var(--muted);
  display: flex;
  align-items: flex-start;
  gap: 8px;
}
.card__list li::before {
  content: '';
  flex-shrink: 0;
  display: block;
  width: 4px; height: 4px;
  background: var(--accent);
  border-radius: 50%;
  margin-top: 8px;
  opacity: .6;
}
/* Success Stories — punched-up metric call-outs */
.story-metrics { display: flex; flex-direction: column; gap: 14px; }
.story-metric { display: flex; flex-direction: column; gap: 2px; }
.story-metric__val {
  font-size: 20px;
  font-weight: 500;
  letter-spacing: -0.5px;
  line-height: 1.15;
  background: linear-gradient(to bottom, #a1a1ff 0%, #5E5EFF 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.story-metric__lbl {
  font-size: 13px;
  line-height: 1.4;
  color: var(--muted);
}

/* Success Stories — single-column case-study rows. Title + description sit on
   top; the metrics become an aligned stat grid below a divider, so metric
   columns line up across every card. Padding/gaps inherit the shared .card
   (25px padding, 24px gap) and the site-wide 24px grid rhythm. */
#success-stories .card__title {
  /* Tighten the 24px flex gap down to 16px, without affecting the body-to-divider gap. */
  margin-bottom: -8px;
}
#success-stories .card__body {
  /* Fixed to 3 lines (line-height 20px) so the divider/metrics row lands at
     the same height in every card, regardless of body copy length. */
  min-height: 60px;
}
#success-stories .story-metrics {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  padding-top: 24px;
  border-top: 1px solid var(--border);
}
@media (max-width: 1024px) {
  #success-stories .story-metrics { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 560px) {
  #success-stories .story-metrics { grid-template-columns: 1fr; }
}

/* ============================================================
   THE FOUNDRY MODEL
============================================================ */
#the-foundry .foundry-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
#the-foundry .card__title {
  /* Tighten the 24px flex gap down to 16px, without affecting the body-to-list gap. */
  margin-bottom: -8px;
}

/* ============================================================
   BLUEPRINT CTA
============================================================ */
#blueprint .blueprint__h2 {
  font-size: 48px;
  font-weight: 400;
  line-height: 54px;
  letter-spacing: -2px;
  color: var(--text);
}
#blueprint .blueprint__body {
  font-size: 16px;
  line-height: 24px;
  color: var(--muted);
  max-width: 520px;
}
#blueprint .blueprint__note {
  font-size: 14px;
  color: var(--muted);
  margin-top: 4px;
}
#blueprint .blueprint__note a { color: var(--accent-text); }

/* ============================================================
   ADAPT FRAMEWORK
============================================================ */
#adapt .adapt__layout,
.adapt__layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
}
.adapt__left { position: sticky; top: 96px; }
.adapt__list { display: flex; flex-direction: column; gap: 24px; }
.adapt__item {
  position: relative;
  display: flex;
  align-items: flex-start;
  gap: 24px;
  padding: 24px;
  border: 1px solid var(--border);
  border-radius: 4px;
  margin-top: -1px;
  background: var(--alt-bg);
  /* Match the belief cards' reveal (fade + slide, staggered). Use transition
     longhand and OMIT transition-delay so the .reveal-delay-* classes still
     supply the stagger — a shorthand here would reset the delay to 0 and kill
     it. opacity/transform carry the reveal; border-color/box-shadow the hover. */
  transition-property: opacity, transform, border-color, box-shadow;
  transition-duration: .8s, .8s, .35s, .35s;
  transition-timing-function: cubic-bezier(.16,1,.3,1), cubic-bezier(.16,1,.3,1), ease, ease;
  overflow: hidden;
  cursor: default;
}
.adapt__item::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 20% 50%, rgba(94,94,255,0.09) 0%, transparent 70%);
  opacity: 0;
  transition: opacity .35s ease;
  pointer-events: none;
}
.adapt__item:hover {
  border-color: rgba(94,94,255,0.35);
  box-shadow: 0 4px 40px rgba(94,94,255,0.10);
  z-index: 1;
  transition-delay: 0s; /* keep hover snappy regardless of the reveal stagger */
}
.adapt__item:hover::before { opacity: 1; }
.adapt__letter {
  font-size: 48px;
  font-weight: 200;
  background: linear-gradient(to bottom, #a1a1ff 0%, #5E5EFF 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  opacity: 1;
  line-height: 48px;
  letter-spacing: -2px;
  flex-shrink: 0;
  width: 40px;
}
.adapt__item-title {
  font-size: 16px;
  font-weight: 500;
  color: var(--text);
  margin-bottom: 6px;
}
.adapt__item-body {
  font-size: 14px;
  line-height: 20px;
  color: var(--muted);
}

/* ADAPT — horizontal 5-column layout (matches proposal.html) */
#adapt .adapt__layout { display: block; }
#adapt .adapt__left { position: static; margin-bottom: 40px; }
#adapt .adapt__list {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 0;
  border: 1px solid var(--border);
  border-radius: 4px;
}
#adapt .adapt__item {
  flex-direction: column;
  gap: 12px;
  margin-top: 0;
  border: none;
  border-right: 1px solid var(--border);
  border-radius: 0;
  overflow: visible;
}
#adapt .adapt__item-body {
  /* Widen the 12px flex gap to 16px, without affecting the letter-to-title gap. */
  margin-top: 4px;
}
#adapt .adapt__item:first-child { border-top-left-radius: 4px; border-bottom-left-radius: 4px; }
#adapt .adapt__item:last-child {
  border-right: none;
  border-top-right-radius: 4px;
  border-bottom-right-radius: 4px;
}
#adapt .adapt__item::before { display: none; }
#adapt .adapt__item:hover {
  box-shadow:
    inset 1px 0 0 var(--accent),
    inset -1px 0 0 var(--accent),
    inset 0 1px 0 var(--accent),
    inset 0 -1px 0 var(--accent),
    0 8px 32px rgba(94,94,255,0.18);
  z-index: 2;
}
#adapt .adapt__letter { line-height: 1; }

/* ============================================================
   CAPABILITIES
============================================================ */
#capabilities .caps-grid,
.caps-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.cap-card {
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 25px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  transition: border-color .25s ease, box-shadow .25s ease;
}
.cap-card:hover {
  border-color: var(--accent);
  box-shadow: 0 8px 32px rgba(94,94,255,0.18);
}
.cap-icon {
  color: var(--accent-text);
  opacity: 1;
}
.cap-icon svg {
  width: 48px; height: 48px;
  stroke: url(#cap-icon-grad);
  stroke-width: 1.5;
  fill: none;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.cap-title {
  font-size: 18px;
  font-weight: 500;
  letter-spacing: -.4px;
  color: var(--text);
  line-height: 1.2;
}
.cap-body {
  font-size: 14px;
  line-height: 20px;
  color: var(--muted);
}

/* ============================================================
   INDUSTRIES
============================================================ */
#industries .industries__layout {
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: 40px;
  align-items: start;
}
.ind-tabs { display: flex; flex-direction: column; gap: 0; }
.ind-tab {
  background: transparent;
  border: 1px solid transparent;
  border-radius: 4px;
  padding: 14px 18px;
  font-size: 14px;
  font-weight: 500;
  color: var(--muted);
  text-align: left;
  cursor: pointer;
  transition: all .15s;
  margin-top: -1px;
}
.ind-tab:hover { color: var(--text); background: rgba(0,0,0,.03); }
.ind-tab.active {
  background: rgba(0,0,0,.05);
  border-color: var(--border);
  color: var(--text);
}
.ind-panel {
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 32px;
  min-height: 360px;
}
.ind-content { display: none; }
.ind-content.active { display: block; }
.ind-tag {
  display: inline-block;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: .5px;
  text-transform: uppercase;
  color: var(--accent-text);
  margin-bottom: 12px;
}
.ind-heading {
  font-size: 28px;
  font-weight: 400;
  letter-spacing: -1px;
  line-height: 1.15;
  color: var(--text);
  margin-bottom: 10px;
}
.ind-body {
  font-size: 14px;
  line-height: 20px;
  color: var(--muted);
  margin-bottom: 24px;
}
.ind-cols {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}
.ind-col-label {
  font-size: 10.5px;
  font-weight: 600;
  letter-spacing: .5px;
  text-transform: uppercase;
  color: var(--muted);
  opacity: .6;
  margin-bottom: 10px;
}
.ind-col-items { display: flex; flex-direction: column; gap: 8px; }
.ind-col-items li {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  font-size: 13px;
  color: var(--muted);
  line-height: 1.4;
}
.ind-col--problems li::before {
  content: '';
  flex-shrink: 0;
  display: block;
  width: 4px; height: 4px;
  background: rgba(0,0,0,.35);
  border-radius: 50%;
  margin-top: 8px;
}
.ind-col--leverage li::before {
  content: '';
  flex-shrink: 0;
  display: block;
  width: 4px; height: 4px;
  background: var(--accent);
  border-radius: 50%;
  margin-top: 8px;
  opacity: .7;
}

/* ============================================================
   WHAT WE BELIEVE
============================================================ */
#about .beliefs-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
#about .card__title {
  /* Tighten the 24px flex gap down to 16px, without affecting the grad-num-to-title gap. */
  margin-bottom: -8px;
}

/* ============================================================
   GET STARTED / CONTACT FORM
============================================================ */
#get-started .contact-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
}
.contact-form { display: flex; flex-direction: column; gap: 16px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-field { display: flex; flex-direction: column; gap: 7px; }
.form-label {
  font-size: 14px;
  font-weight: 500;
  color: var(--muted);
}
.form-input, .form-select, .form-textarea {
  font-size: 16px;
  font-weight: 400;
  color: var(--text);
  background: var(--page-bg);
  border: 1px solid var(--border);
  border-radius: 2px;
  padding: 13px 16px;
  outline: none;
  width: 100%;
  transition: border-color .15s;
  appearance: none;
  -webkit-appearance: none;
}
.form-input:focus, .form-select:focus, .form-textarea:focus {
  border-color: var(--accent);
}
.form-textarea { resize: vertical; min-height: 120px; line-height: 1.5; }
.form-select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='7' fill='none'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%2372757c' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  padding-right: 40px;
  cursor: pointer;
}
.form-note {
  font-size: 14px;
  font-weight: 400;
  color: var(--muted);
  line-height: 20px;
}
.form-note a { color: var(--accent-text); }

/* ============================================================
   FOOTER
============================================================ */
footer {
  background: var(--footer-bg);
  padding: 64px var(--gutter) 40px;
}
.footer__inner {
  max-width: var(--max-w);
  margin: 0 auto;
}
.footer__top {
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: 72px;
  margin-bottom: 48px;
}
.footer__brand-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 14px;
}
.footer__brand-name {
  font-size: 17px;
  font-weight: 600;
  color: #ffffff;
  letter-spacing: -.3px;
}
.footer__tagline {
  font-size: 13px;
  color: rgba(255,255,255,0.35);
  line-height: 1.55;
  max-width: 200px;
}
.footer__social {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-top: 24px;
}
.footer__social a {
  color: var(--footer-text);
  transition: color .15s;
}
.footer__social a:hover { color: #ffffff; }
.footer__cols {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 40px;
}
.footer__col-title {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--footer-dim);
  margin-bottom: 20px;
}
.footer__address {
  font-size: 14px;
  font-weight: 400;
  font-style: normal;
  line-height: 1.6;
  color: var(--footer-dim);
}
.footer__bottom {
  display: flex;
  align-items: center;
  padding-top: 28px;
  border-top: 1px solid rgba(255,255,255,0.07);
}
.footer__copy {
  font-size: 12px;
  font-weight: 400;
  color: var(--footer-dim);
}

/* ============================================================
   SIDEBAR NAV (proposal page only)
============================================================ */
.sidebar-nav {
  position: fixed;
  left: 28px;
  top: 50%;
  transform: translateY(-50%);
  z-index: 90;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.sidebar-nav__item {
  font-size: 11px;
  font-weight: 500;
  color: var(--muted);
  cursor: pointer;
  transition: color .2s;
  letter-spacing: .04em;
  text-decoration: none;
  opacity: .5;
  transition: color .2s, opacity .2s;
}
.sidebar-nav__item.active,
.sidebar-nav__item:hover {
  color: var(--accent-text);
  opacity: 1;
}
@media (max-width: 1280px) { .sidebar-nav { display: none; } }

/* ============================================================
   PROPOSAL — GENERAL GRIDS
============================================================ */
.foundry-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.foundry-grid--4 {
  grid-template-columns: repeat(4, 1fr);
}
.foundry-grid--2 {
  grid-template-columns: repeat(2, 1fr);
}

/* Comparison table (Sovereign AI section) */
.compare-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  border: 1px solid var(--border);
  border-radius: 4px;
  overflow: hidden;
}
.compare-col { display: flex; flex-direction: column; }
.compare-col--saas  { background: var(--page-bg); border-right: 1px solid var(--border); }
.compare-col--altir { background: linear-gradient(180deg, rgba(168,185,230,0.30) 7.37%, rgba(255,255,255,0.00) 100%); }
.compare-col__header {
  padding: 18px 24px;
  border-bottom: 1px solid var(--border);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .5px;
  text-transform: uppercase;
}
.compare-col--saas  .compare-col__header { color: var(--muted); background: var(--alt-bg); }
.compare-col--altir .compare-col__header { color: #ffffff; background: rgb(61, 94, 185); }
.compare-row {
  padding: 12px 24px;
  font-size: 14px;
  line-height: 1.5;
  color: var(--text);
  display: flex;
  align-items: flex-start;
  gap: 10px;
}
.compare-col__header + .compare-row { padding-top: 24px; }
.compare-row:last-child { padding-bottom: 24px; }
.compare-col--saas .compare-row { color: var(--muted); }
.compare-row::before {
  content: '';
  flex-shrink: 0;
  width: 4px; height: 4px;
  border-radius: 50%;
  margin-top: 8px;
}
.compare-col--altir .compare-row::before { background: var(--accent); opacity: .6; }
.compare-col--saas  .compare-row::before { background: rgba(0,0,0,.25); }

/* Video card */
.video-card {
  border: 1px solid var(--border);
  border-radius: 4px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}
.video-card__thumb {
  aspect-ratio: 16/9;
  background: var(--hero-bg);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}
.video-card__play {
  width: 44px; height: 44px;
  border-radius: 50%;
  background: rgba(94,94,255,0.85);
  display: flex; align-items: center; justify-content: center;
  color: #fff;
  font-size: 16px;
  backdrop-filter: blur(4px);
}
.video-card__duration {
  position: absolute;
  bottom: 10px; right: 12px;
  font-size: 11px;
  color: rgba(255,255,255,0.7);
  background: rgba(0,0,0,0.45);
  padding: 2px 6px;
  border-radius: 2px;
  letter-spacing: .03em;
}
.video-card__label {
  padding: 14px 18px;
  font-size: 13px;
  font-weight: 500;
  color: var(--text);
  line-height: 1.4;
  border-top: 1px solid var(--border);
}
.video-card__modules {
  padding: 0 18px 14px;
  font-size: 11px;
  color: var(--accent-text);
  font-weight: 600;
  letter-spacing: .04em;
  text-transform: uppercase;
}

/* Roadmap (vertical stack) */
.roadmap-list { display: flex; flex-direction: column; gap: 24px; }
.roadmap-card {
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 28px 32px;
  display: flex;
  gap: 16px;
  align-items: flex-start;
}
.roadmap-card__meta { flex-shrink: 0; width: 72px; }
.roadmap-card__phase {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: .5px;
  text-transform: uppercase;
  color: var(--accent-text);
  margin-bottom: 4px;
}
.roadmap-card__timeline {
  font-size: 13px;
  color: var(--muted);
}
.roadmap-card__title {
  font-size: 20px;
  font-weight: 500;
  letter-spacing: -.5px;
  color: var(--text);
  margin-bottom: 8px;
}
.roadmap-card__body {
  font-size: 14px;
  line-height: 20px;
  color: var(--muted);
  margin-bottom: 16px;
}
.roadmap-card__deliverables { display: flex; flex-direction: column; gap: 6px; }
.roadmap-card__deliverables li {
  font-size: 13px;
  color: var(--muted);
  display: flex; align-items: flex-start; gap: 8px; line-height: 1.4;
}
.roadmap-card__deliverables li::before {
  content: '';
  flex-shrink: 0;
  width: 4px; height: 4px;
  background: var(--accent);
  border-radius: 50%;
  margin-top: 7px;
  opacity: .6;
}

/* Stats grid (exec summary) */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: 4px;
  overflow: hidden;
}
.stats-grid__item {
  background: var(--page-bg);
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.stats-grid__val {
  font-size: 28px;
  font-weight: 400;
  letter-spacing: -1.5px;
  color: var(--text);
}
.stats-grid__lbl {
  font-size: 12px;
  color: var(--muted);
  line-height: 1.4;
}

/* ============================================================
   RESPONSIVE
============================================================ */
@media (max-width: 1024px) {
  :root { --gutter: 32px; }
  #the-foundry .foundry-grid { grid-template-columns: repeat(2, 1fr); }
  .foundry-grid { grid-template-columns: repeat(2, 1fr); }
  #adapt .adapt__layout, .adapt__layout { gap: 48px; }
  .adapt__left { position: static; }
  .blueprint__card { padding: 56px 40px; }
  .footer__top { grid-template-columns: 1fr; gap: 40px; }
  .roadmap-card { flex-direction: column; gap: 16px; }
  .roadmap-card__meta { width: auto; }
}

@media (max-width: 768px) {
  :root { --gutter: 24px; }
  .nav__links { display: none; }
  .nav__hamburger { display: block; }
  .hero__h1 { font-size: 44px; line-height: 50px; letter-spacing: -1.5px; }
  .hero__subtitle { font-size: 17px; }
  .hero__stats { gap: 0; }
  .section { padding: 80px 0; }
  #the-foundry .foundry-grid { grid-template-columns: 1fr; }
  .foundry-grid { grid-template-columns: 1fr; }
  #success-stories .foundry-grid { grid-template-columns: 1fr !important; }
  .blueprint__card { padding: 48px 28px; border-radius: 8px; }
  #adapt .adapt__layout, .adapt__layout { grid-template-columns: 1fr; gap: 40px; }
  #adapt .adapt__list {
    display: flex;
    flex-direction: column;
    gap: 0;
    border: 1px solid var(--border);
    border-radius: 4px;
    overflow: hidden;
  }
  #adapt .adapt__item {
    border: none;
    border-right: none;
    border-bottom: 1px solid var(--border);
    border-radius: 0;
  }
  #adapt .adapt__item:last-child { border-bottom: none; }
  #capabilities .caps-grid, .caps-grid { grid-template-columns: 1fr; }
  #industries .industries__layout { grid-template-columns: 1fr; }
  .ind-tabs { flex-direction: row; flex-wrap: wrap; gap: 6px; }
  .ind-tab { font-size: 13px; padding: 9px 13px; margin-top: 0; }
  #about .beliefs-grid { grid-template-columns: 1fr; }
  #get-started .contact-layout { grid-template-columns: 1fr; gap: 40px; }
  .footer__bottom { flex-direction: column; gap: 8px; text-align: center; }
  .section-h2 { font-size: 36px; line-height: 42px; }
  .compare-grid { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .testimonial__quote { font-size: 20px; }
  .trust-layer__logos { gap: 20px; }
}

@media (max-width: 480px) {
  .hero__h1 { font-size: 36px; line-height: 42px; }
  .hero__stats { display: none; }
  .ind-cols { grid-template-columns: 1fr; }
  .footer__cols { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: 1fr; }
}
