/* ============ TOKENS ============ */
:root{
  --ink:#0A0E1A;
  --ink-2:#11162A;
  --ink-3:#1A2138;
  --line-dark:rgba(255,255,255,.09);
  --line-light:rgba(10,14,26,.09);
  --paper:#F7F6F3;
  --paper-2:#EFEEEA;
  --fg:#0A0E1A;
  --fg-soft:#3a4258;
  --fg-mute:#6c7491;
  --fg-on-dark:#E9ECF5;
  --fg-on-dark-soft:#A6ADC4;
  --fg-on-dark-mute:#737B96;

  --grad:linear-gradient(90deg,#2563EB 0%,#7C3AED 100%);
  --grad-soft:linear-gradient(135deg,rgba(37,99,235,.18),rgba(124,58,237,.18));
  --accent-blue:#2563EB;
  --accent-violet:#7C3AED;

  --radius:14px;
  --radius-lg:22px;

  --maxw:1240px;
  --pad-x:clamp(20px, 4vw, 56px);

  --font-sans:"Inter", system-ui, -apple-system, "Helvetica Neue", Arial, sans-serif;
  --font-serif:"Instrument Serif", "Times New Roman", serif;
  --font-mono:"JetBrains Mono", ui-monospace, "SFMono-Regular", Menlo, monospace;
}

*{box-sizing:border-box}
html,body{margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:var(--font-sans);
  background:var(--paper);
  color:var(--fg);
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
  font-size:17px;
  line-height:1.55;
  letter-spacing:-0.005em;
  text-wrap:pretty;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}

/* ============ REVEAL ============ */
.reveal{opacity:0;transform:translateY(18px);transition:opacity .8s cubic-bezier(.2,.7,.2,1) var(--d,0s),transform .8s cubic-bezier(.2,.7,.2,1) var(--d,0s)}
.reveal.is-in{opacity:1;transform:none}

/* ============ COMMON ============ */
.container{
  width:100%;
  max-width:var(--maxw);
  margin-inline:auto;
  padding-inline:var(--pad-x);
}
.eyebrow{
  display:inline-flex;align-items:center;gap:10px;
  font-family:var(--font-mono);
  font-size:12px;letter-spacing:.14em;text-transform:uppercase;
  color:var(--fg-mute);
  padding:6px 12px;
  border:1px solid var(--line-light);
  border-radius:999px;
  background:rgba(255,255,255,.4);
  backdrop-filter:blur(6px);
}
.eyebrow--light{color:#fff;background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.18)}
.dot{width:6px;height:6px;border-radius:50%;background:var(--grad)}
.dot--light{background:#fff}

.h2{
  font-size:clamp(34px, 4.6vw, 60px);
  line-height:1.04;
  letter-spacing:-0.025em;
  font-weight:500;
  margin:18px 0 0;
  color:var(--fg);
}
.h2 em{font-family:var(--font-serif);font-style:italic;font-weight:400}
.h2--light{color:#fff}
.grad{
  background:var(--grad);
  -webkit-background-clip:text;background-clip:text;
  color:transparent;
}
.lede{
  font-size:clamp(16px, 1.2vw, 19px);
  color:var(--fg-soft);
  line-height:1.6;
  max-width:60ch;
  margin:18px 0 0;
}
.lede--light{color:var(--fg-on-dark-soft)}
.muted{color:var(--fg-mute)}

/* Section base */
.section{padding:clamp(72px, 10vw, 140px) 0;position:relative}
.section--dark{background:var(--ink);color:var(--fg-on-dark)}
.section--dark .h2{color:#fff}
.section--dark .lede{color:var(--fg-on-dark-soft)}
.section--dark .eyebrow{color:var(--fg-on-dark-mute);background:rgba(255,255,255,.04);border-color:var(--line-dark)}
.section__head{max-width:760px;margin:0 auto clamp(40px,5vw,72px);text-align:center}
.section__head .eyebrow{margin-bottom:6px}
.section__head .lede{margin-inline:auto}

.two-col{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:clamp(40px, 6vw, 96px);
  align-items:start;
}
.two-col--wide{grid-template-columns:1.1fr 1fr}
.two-col--reverse > *:first-child{order:2}
.two-col--reverse > *:last-child{order:1}
@media (max-width:880px){
  .two-col,.two-col--wide{grid-template-columns:1fr}
  .two-col--reverse > *:first-child{order:1}
  .two-col--reverse > *:last-child{order:2}
}

/* ============ BUTTONS ============ */
.btn{
  display:inline-flex;align-items:center;gap:10px;
  padding:14px 22px;
  font-weight:500;font-size:15px;
  border-radius:999px;
  border:1px solid transparent;
  transition:transform .25s ease, background .25s ease, border-color .25s ease, color .25s ease, box-shadow .25s ease;
  cursor:pointer;
  letter-spacing:-.005em;
}
.btn--primary{
  background:var(--ink);color:#fff;
  box-shadow:0 1px 0 rgba(255,255,255,.08) inset, 0 8px 28px -10px rgba(10,14,26,.6);
}
.btn--primary:hover{transform:translateY(-1px);background:#000}
.section--dark .btn--primary,
.hero .btn--primary,
.page-hero .btn--primary{
  background:#fff;color:var(--ink);
  box-shadow:0 8px 28px -10px rgba(0,0,0,.6);
}
.section--dark .btn--primary:hover,
.hero .btn--primary:hover,
.page-hero .btn--primary:hover{background:#fff}

.btn--ghost{
  background:transparent;color:inherit;
  border-color:var(--line-light);
}
.section--dark .btn--ghost,
.hero .btn--ghost,
.page-hero .btn--ghost{border-color:var(--line-dark);color:#fff}
.btn--ghost:hover{background:rgba(10,14,26,.04)}
.section--dark .btn--ghost:hover,
.hero .btn--ghost:hover,
.page-hero .btn--ghost:hover{background:rgba(255,255,255,.06)}

.btn--gradient{
  background:var(--grad);color:#fff;
  box-shadow:0 8px 28px -10px rgba(124,58,237,.7);
}
.btn--gradient:hover{transform:translateY(-1px)}

/* ============ NAV ============ */
.nav{
  position:fixed;top:0;left:0;right:0;z-index:50;
  display:flex;align-items:center;justify-content:space-between;
  gap:24px;
  padding:14px var(--pad-x);
  background:rgba(247,246,243,.7);
  backdrop-filter:saturate(140%) blur(14px);
  -webkit-backdrop-filter:saturate(140%) blur(14px);
  border-bottom:1px solid transparent;
  transition:background .3s, border-color .3s, color .3s;
}
.nav.is-scrolled{
  background:rgba(247,246,243,.86);
  border-bottom-color:var(--line-light);
}
.nav.is-on-dark{
  background:rgba(10,14,26,.55);
  color:#fff;
  border-bottom-color:rgba(255,255,255,.06);
}
.nav.is-on-dark.is-scrolled{
  background:rgba(10,14,26,.78);
}
.nav__brand{display:flex;align-items:center;gap:10px;height:36px}
.nav__logo{
  height:32px;width:32px;border-radius:8px;
  object-fit:cover;object-position:center;
  background:#000;
}
.nav__logo--dark{display:none}
.nav.is-on-dark .nav__logo--dark{display:block}
.nav.is-on-dark .nav__logo--light{display:none}
.nav__brand::after{
  content:"ATOD";
  font-weight:600;letter-spacing:-.01em;font-size:17px;
}
.nav__links{display:flex;gap:28px;align-items:center}
.nav__links a{
  font-size:14.5px;color:inherit;opacity:.8;
  transition:opacity .2s;position:relative;
}
.nav__links a:hover{opacity:1}
.nav__links a.is-current{opacity:1}
.nav__links a.is-current::after{
  content:"";position:absolute;left:0;right:0;bottom:-6px;
  height:2px;background:var(--grad);border-radius:2px;
}
.nav__cta{padding:10px 16px;font-size:14px}

.nav__burger{
  display:none;background:none;border:0;cursor:pointer;
  width:40px;height:40px;align-items:center;justify-content:center;flex-direction:column;gap:5px;
  padding:0;color:inherit;
}
.nav__burger span{display:block;width:20px;height:1.5px;background:currentColor;transition:transform .3s, opacity .2s}
.nav__burger[aria-expanded="true"] span:first-child{transform:translateY(3.25px) rotate(45deg)}
.nav__burger[aria-expanded="true"] span:last-child{transform:translateY(-3.25px) rotate(-45deg)}

@media (max-width:980px){
  .nav__links,.nav__cta{display:none}
  .nav__burger{display:flex}
}

.mobile-menu{
  position:fixed;inset:64px 0 0 0;z-index:49;
  background:var(--paper);
  padding:24px var(--pad-x);
  display:flex;flex-direction:column;gap:8px;
  transform:translateY(-12px);opacity:0;pointer-events:none;
  transition:transform .3s ease, opacity .3s ease;
  border-top:1px solid var(--line-light);
  overflow-y:auto;
}
.mobile-menu.is-open{transform:none;opacity:1;pointer-events:auto}
.mobile-menu a{padding:14px 4px;font-size:18px;border-bottom:1px solid var(--line-light)}
.mobile-menu .mm-group{
  display:flex;flex-direction:column;
}
.mobile-menu .mm-label{
  font-family:var(--font-mono);font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--fg-mute);
  padding:18px 4px 6px;border-bottom:0;
}
.mobile-menu .mm-sub{padding-left:14px;font-size:16px}
.mobile-menu .btn{margin-top:14px;align-self:flex-start}

/* ============ HERO (home) ============ */
.hero{
  position:relative;
  background:var(--ink);
  color:var(--fg-on-dark);
  padding:clamp(110px, 18vw, 180px) 0 clamp(80px,10vw,140px);
  overflow:hidden;
  isolation:isolate;
}
.hero__mesh{
  position:absolute;inset:-20% -10% auto -10%;height:120%;
  background:
    radial-gradient(60% 50% at 20% 10%, rgba(37,99,235,.45), transparent 60%),
    radial-gradient(50% 50% at 85% 30%, rgba(124,58,237,.45), transparent 60%),
    radial-gradient(40% 40% at 50% 80%, rgba(37,99,235,.18), transparent 60%);
  filter:blur(40px);
  opacity:.7;
  z-index:-1;
  animation:float 18s ease-in-out infinite alternate;
}
@keyframes float{
  from{transform:translate3d(0,0,0)}
  to{transform:translate3d(-3%,-2%,0)}
}
.hero__grid{
  position:absolute;inset:0;
  background-image:
    linear-gradient(rgba(255,255,255,.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.04) 1px, transparent 1px);
  background-size:64px 64px;
  background-position:center;
  mask-image:radial-gradient(ellipse 70% 60% at 50% 40%, #000 40%, transparent 80%);
  -webkit-mask-image:radial-gradient(ellipse 70% 60% at 50% 40%, #000 40%, transparent 80%);
  z-index:-1;
}

.hero__inner{position:relative;text-align:center;max-width:1080px}
.hero .eyebrow{margin-inline:auto;color:var(--fg-on-dark-soft);background:rgba(255,255,255,.06);border-color:rgba(255,255,255,.14)}
.hero__title{
  font-size:clamp(44px, 6.4vw, 86px);
  line-height:1.02;
  letter-spacing:-.03em;
  font-weight:500;
  color:#fff;
  margin:22px auto 0;
  max-width:18ch;
}
.hero__title em{font-family:var(--font-serif);font-style:italic;font-weight:400;letter-spacing:-.01em}
.hero__lede{
  margin:24px auto 0;
  color:var(--fg-on-dark-soft);
  max-width:62ch;
  font-size:clamp(16px,1.2vw,19px);
}
.hero__ctas{
  margin-top:36px;
  display:flex;gap:12px;justify-content:center;flex-wrap:wrap;
}
.hero__meta{
  margin-top:64px;
  display:grid;grid-template-columns:repeat(4,1fr);
  gap:1px;
  background:var(--line-dark);
  border:1px solid var(--line-dark);
  border-radius:var(--radius);
  overflow:hidden;
  text-align:left;
}
.hero__meta > div{
  background:var(--ink);
  padding:22px 22px;
  display:flex;flex-direction:column;gap:6px;
}
.hero__meta strong{
  font-size:clamp(28px, 2.8vw, 40px);
  font-weight:500;letter-spacing:-.02em;
  color:#fff;
  font-feature-settings:"tnum" 1;
}
.hero__meta span{font-size:13px;color:var(--fg-on-dark-mute);font-family:var(--font-mono)}
@media (max-width:780px){
  .hero__meta{grid-template-columns:repeat(2,1fr)}
}

.hero__rail{
  position:absolute;left:0;right:0;bottom:0;
  border-top:1px solid var(--line-dark);
  background:rgba(10,14,26,.6);
  overflow:hidden;
}
.rail__track{
  display:flex;gap:48px;
  padding:18px 0;
  white-space:nowrap;
  animation:rail 36s linear infinite;
  font-family:var(--font-mono);
  font-size:13px;letter-spacing:.06em;text-transform:uppercase;
  color:var(--fg-on-dark-mute);
}
.rail__track span{display:inline-block}
@keyframes rail{
  from{transform:translateX(0)}
  to{transform:translateX(-50%)}
}

/* ============ PAGE HERO (subpages) ============ */
.page-hero{
  background:var(--ink);
  color:var(--fg-on-dark);
  padding:clamp(140px, 18vw, 200px) 0 clamp(60px, 8vw, 100px);
  position:relative;overflow:hidden;isolation:isolate;
  border-bottom:1px solid var(--line-dark);
}
.page-hero__mesh{
  position:absolute;inset:0;
  background:
    radial-gradient(50% 60% at 10% 20%, rgba(37,99,235,.35), transparent 65%),
    radial-gradient(40% 60% at 90% 30%, rgba(124,58,237,.35), transparent 65%);
  filter:blur(48px);opacity:.6;z-index:-1;
}
.page-hero__grid{
  position:absolute;inset:0;
  background-image:linear-gradient(rgba(255,255,255,.04) 1px, transparent 1px),linear-gradient(90deg, rgba(255,255,255,.04) 1px, transparent 1px);
  background-size:56px 56px;
  mask-image:linear-gradient(180deg,#000 0%,transparent 100%);
  -webkit-mask-image:linear-gradient(180deg,#000 0%,transparent 100%);
  z-index:-1;
}
.page-hero .eyebrow{color:var(--fg-on-dark-soft);background:rgba(255,255,255,.06);border-color:rgba(255,255,255,.14)}
.page-hero h1{
  font-size:clamp(40px, 5.4vw, 72px);
  line-height:1.04;letter-spacing:-.03em;font-weight:500;
  color:#fff;margin:18px 0 0;max-width:18ch;
}
.page-hero h1 em{font-family:var(--font-serif);font-style:italic;font-weight:400}
.page-hero p.lede{color:var(--fg-on-dark-soft);max-width:60ch;margin-top:22px}
.page-hero__ctas{margin-top:32px;display:flex;gap:12px;flex-wrap:wrap}

.crumbs{
  display:flex;gap:8px;align-items:center;
  font-family:var(--font-mono);font-size:12px;letter-spacing:.08em;text-transform:uppercase;
  color:var(--fg-on-dark-mute);
  margin-bottom:8px;
}
.crumbs a{color:var(--fg-on-dark-mute);transition:color .2s}
.crumbs a:hover{color:#fff}
.crumbs span.sep{opacity:.4}

/* ============ ABOUT ============ */
.kpis{
  margin-top:32px;
  display:grid;grid-template-columns:repeat(3,1fr);gap:1px;
  background:var(--line-dark);
  border:1px solid var(--line-dark);
  border-radius:var(--radius);
  overflow:hidden;
}
.kpis > div{background:var(--ink);padding:18px 20px;display:flex;flex-direction:column;gap:6px}
.kpis__num{font-size:24px;font-weight:500;letter-spacing:-.02em}
.kpis > div span:last-child{color:var(--fg-on-dark-mute);font-size:13px;font-family:var(--font-mono)}
@media (max-width:600px){.kpis{grid-template-columns:1fr}}

/* ============ SERVICE CARDS ============ */
.cards-grid{
  display:grid;grid-template-columns:repeat(3,1fr);gap:20px;
}
@media (max-width:980px){.cards-grid{grid-template-columns:repeat(2,1fr)}}
@media (max-width:620px){.cards-grid{grid-template-columns:1fr}}
.card{
  background:#fff;
  border:1px solid var(--line-light);
  border-radius:var(--radius-lg);
  padding:32px;
  transition:transform .35s ease, box-shadow .35s ease, border-color .35s ease;
  position:relative;
  overflow:hidden;
  display:flex;flex-direction:column;
}
.card::before{
  content:"";position:absolute;inset:auto -1px -1px -1px;height:2px;
  background:var(--grad);transform:scaleX(0);transform-origin:left;
  transition:transform .5s cubic-bezier(.2,.7,.2,1);
}
.card:hover{transform:translateY(-2px);box-shadow:0 20px 50px -28px rgba(10,14,26,.18);border-color:transparent}
.card:hover::before{transform:scaleX(1)}
.card__icon{
  width:44px;height:44px;border-radius:12px;
  background:var(--grad-soft);
  display:flex;align-items:center;justify-content:center;
  color:var(--accent-violet);
  margin-bottom:18px;
}
.card__icon svg{width:22px;height:22px}
.card h3{font-size:22px;font-weight:500;letter-spacing:-.015em;margin:0 0 10px}
.card p{margin:0 0 16px;color:var(--fg-soft);font-size:15.5px;line-height:1.55}
.card ul{margin:0 0 16px;padding:0;list-style:none;display:flex;flex-direction:column;gap:6px;font-family:var(--font-mono);font-size:12.5px;color:var(--fg-mute);text-transform:uppercase;letter-spacing:.06em}
.card ul li{padding-left:14px;position:relative}
.card ul li::before{content:"";position:absolute;left:0;top:8px;width:6px;height:1px;background:var(--accent-violet)}
.card__more{
  margin-top:auto;font-family:var(--font-mono);font-size:12.5px;letter-spacing:.08em;text-transform:uppercase;
  color:var(--accent-violet);display:inline-flex;align-items:center;gap:8px;
  transition:gap .2s;
}
.card:hover .card__more{gap:12px}

/* ============ MOCK (platform) ============ */
.mock{
  background:#0F1430;
  border:1px solid var(--line-dark);
  border-radius:var(--radius-lg);
  overflow:hidden;
  box-shadow:0 30px 80px -40px rgba(0,0,0,.6), 0 0 0 1px rgba(124,58,237,.08);
}
.mock__top{
  display:flex;align-items:center;gap:8px;
  padding:14px 16px;
  border-bottom:1px solid var(--line-dark);
  font-family:var(--font-mono);font-size:12px;color:var(--fg-on-dark-mute);
}
.mock__dot{width:10px;height:10px;border-radius:50%;background:#252b46}
.mock__path{margin-left:10px}
.mock__body{padding:18px 18px 22px;display:flex;flex-direction:column;gap:16px}
.mock__row{display:flex;gap:8px;flex-wrap:wrap}
.mock__pill{
  font-family:var(--font-mono);font-size:12px;
  padding:6px 12px;border-radius:999px;
  background:rgba(255,255,255,.04);border:1px solid var(--line-dark);color:var(--fg-on-dark-soft);
}
.mock__pill--active{background:var(--grad);color:#fff;border-color:transparent}
.mock__chart{height:120px;border:1px solid var(--line-dark);border-radius:10px;overflow:hidden;background:rgba(255,255,255,.02)}
.mock__chart svg{display:block;width:100%;height:100%}
.mock__stats{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line-dark);border:1px solid var(--line-dark);border-radius:10px;overflow:hidden}
.mock__stats > div{background:#0F1430;padding:12px 14px;display:flex;flex-direction:column;gap:4px}
.mock__stats span{font-family:var(--font-mono);font-size:11px;color:var(--fg-on-dark-mute);text-transform:uppercase;letter-spacing:.06em}
.mock__stats strong{font-size:18px;font-weight:500;color:#fff;letter-spacing:-.01em}
.mock__log{font-family:var(--font-mono);font-size:12.5px;color:var(--fg-on-dark-soft);line-height:1.9;background:rgba(255,255,255,.02);border:1px solid var(--line-dark);border-radius:10px;padding:12px 14px}
.mock__log .ok{color:#42d39a;margin-right:6px}
.mock__log .muted{color:var(--fg-on-dark-mute)}
@media (max-width:520px){.mock__stats{grid-template-columns:repeat(2,1fr)}}

/* ============ DATA / PIPELINE ============ */
.stat-row{
  display:grid;grid-template-columns:repeat(3,1fr);gap:1px;
  background:var(--line-light);
  border:1px solid var(--line-light);
  border-radius:var(--radius);
  overflow:hidden;
  margin-top:32px;
}
.stat-row > div{background:var(--paper);padding:20px 22px;display:flex;flex-direction:column;gap:6px}
.stat-row strong{font-size:32px;font-weight:500;letter-spacing:-.02em}
.stat-row span{font-family:var(--font-mono);font-size:12.5px;color:var(--fg-mute);text-transform:uppercase;letter-spacing:.06em}
@media (max-width:600px){.stat-row{grid-template-columns:1fr}}

.pipeline{
  background:#fff;
  border:1px solid var(--line-light);
  border-radius:var(--radius-lg);
  padding:28px;
  display:grid;
  grid-template-columns:1fr auto 1fr auto 1fr;
  gap:18px;align-items:start;
}
.pipeline__col{display:flex;flex-direction:column;gap:8px}
.pipeline__head{
  font-family:var(--font-mono);font-size:11.5px;letter-spacing:.1em;text-transform:uppercase;
  color:var(--fg-mute);margin-bottom:4px;
}
.pipeline__arrow{align-self:center;color:var(--fg-mute);width:40px}
.pipeline__arrow svg{width:100%;height:auto;display:block}
.chip{
  font-size:13.5px;
  padding:8px 12px;border-radius:8px;
  background:var(--paper-2);
  border:1px solid var(--line-light);
  color:var(--fg);
}
.chip--accent{background:var(--grad-soft);border-color:transparent;color:var(--accent-violet);font-weight:500}
@media (max-width:680px){
  .pipeline{grid-template-columns:1fr}
  .pipeline__arrow{width:auto;justify-self:center;transform:rotate(90deg)}
}

/* ============ AUTOMATION ============ */
.auto-grid{
  display:grid;grid-template-columns:repeat(2,1fr);gap:20px;
}
@media (max-width:780px){.auto-grid{grid-template-columns:1fr}}
.auto-card{
  background:rgba(255,255,255,.03);
  border:1px solid var(--line-dark);
  border-radius:var(--radius-lg);
  padding:28px 28px 30px;
  display:flex;flex-direction:column;gap:10px;
  position:relative;
  transition:border-color .3s, background .3s;
}
.auto-card:hover{border-color:rgba(124,58,237,.45);background:rgba(124,58,237,.04)}
.auto-card__num{font-family:var(--font-mono);font-size:12px;color:var(--fg-on-dark-mute);letter-spacing:.1em}
.auto-card h4{font-size:22px;font-weight:500;letter-spacing:-.015em;margin:0;color:#fff}
.auto-card p{margin:0;color:var(--fg-on-dark-soft);font-size:15.5px}

/* light variant */
.auto-card--light{background:#fff;border-color:var(--line-light)}
.auto-card--light h4{color:var(--fg)}
.auto-card--light p{color:var(--fg-soft)}
.auto-card--light .auto-card__num{color:var(--accent-violet)}
.auto-card--light:hover{border-color:rgba(124,58,237,.45);background:#fff;transform:translateY(-2px);box-shadow:0 20px 50px -28px rgba(10,14,26,.18)}

/* ============ CUSTOM SYSTEMS GRID ============ */
.systems-grid{
  display:grid;grid-template-columns:1fr 1fr;gap:14px;
}
.sys-tile{
  aspect-ratio:1/.78;
  border:1px solid var(--line-light);
  border-radius:var(--radius);
  padding:16px;
  display:flex;flex-direction:column;gap:8px;
  background:#fff;
  position:relative;overflow:hidden;
}
.sys-tile > span{
  font-family:var(--font-mono);font-size:11.5px;letter-spacing:.08em;text-transform:uppercase;
  color:var(--fg-mute);
}
.sys-bar{height:10px;background:var(--paper-2);border-radius:6px;overflow:hidden}
.sys-bar i{display:block;height:100%;background:var(--grad)}
.sys-grid-mini{display:grid;grid-template-columns:repeat(3,1fr);gap:6px;margin-top:auto}
.sys-grid-mini i{aspect-ratio:1;background:var(--paper-2);border-radius:6px}
.sys-grid-mini i:nth-child(2){background:var(--grad-soft)}
.sys-grid-mini i:nth-child(5){background:var(--grad)}
.sys-line{height:8px;background:var(--paper-2);border-radius:4px}
.sys-line.short{width:60%}
.sys-spark{margin-top:auto;color:var(--accent-violet)}
.sys-spark svg{width:100%;height:auto;display:block}

/* ============ CONSULTANCY ============ */
.section--accent{
  background:radial-gradient(120% 120% at 0% 0%, #1a1a3a, var(--ink) 50%);
  color:var(--fg-on-dark);
  position:relative;overflow:hidden;
}
.section--accent::before{
  content:"";position:absolute;inset:auto;
  width:600px;height:600px;border-radius:50%;
  background:radial-gradient(circle,rgba(124,58,237,.4),transparent 70%);
  right:-200px;bottom:-200px;filter:blur(60px);
  pointer-events:none;
}
.consult-grid{
  display:grid;grid-template-columns:repeat(2,1fr);gap:18px;margin-top:28px;
}
.consult-grid > div{
  border:1px solid var(--line-dark);border-radius:var(--radius);
  padding:18px 20px;display:flex;flex-direction:column;gap:6px;
  background:rgba(255,255,255,.02);
}
.consult-grid strong{color:#fff;font-weight:500;font-size:16px;letter-spacing:-.01em}
.consult-grid span{color:var(--fg-on-dark-mute);font-size:14px}
@media (max-width:560px){.consult-grid{grid-template-columns:1fr}}

/* ============ CHECK LIST ============ */
.check-list{list-style:none;margin:24px 0 32px;padding:0;display:flex;flex-direction:column;gap:12px}
.check-list li{display:flex;gap:12px;align-items:flex-start;font-size:16px;color:inherit}
.check{
  width:20px;height:20px;border-radius:50%;flex:0 0 20px;
  background:var(--grad);position:relative;margin-top:2px;
}
.check::after{
  content:"";position:absolute;inset:0;display:block;
  background:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20'%3E%3Cpath d='M6 10.5L9 13.5L14.5 7.5' stroke='white' stroke-width='2' stroke-linecap='round' stroke-linejoin='round' fill='none'/%3E%3C/svg%3E") center/12px no-repeat;
}

/* ============ WHY GRID ============ */
.why-grid{
  display:grid;grid-template-columns:repeat(3,1fr);
  gap:1px;background:var(--line-light);
  border:1px solid var(--line-light);
  border-radius:var(--radius-lg);overflow:hidden;
}
.why{background:var(--paper);padding:32px 30px;display:flex;flex-direction:column;gap:8px}
.why h4{font-size:19px;font-weight:500;letter-spacing:-.01em;margin:0}
.why p{margin:0;color:var(--fg-soft);font-size:15px;line-height:1.55}
@media (max-width:920px){.why-grid{grid-template-columns:repeat(2,1fr)}}
@media (max-width:560px){.why-grid{grid-template-columns:1fr}}

/* ============ INDUSTRIES ============ */
.ind-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
@media (max-width:880px){.ind-grid{grid-template-columns:repeat(2,1fr)}}
@media (max-width:540px){.ind-grid{grid-template-columns:1fr}}
.ind{
  border:1px solid var(--line-dark);background:rgba(255,255,255,.02);
  border-radius:var(--radius);padding:20px 22px;
  display:flex;flex-direction:column;gap:6px;
  transition:border-color .3s, background .3s, transform .3s;
}
.ind:hover{transform:translateY(-2px);border-color:rgba(124,58,237,.4);background:rgba(124,58,237,.04)}
.ind strong{color:#fff;font-weight:500;font-size:16.5px;letter-spacing:-.005em}
.ind span{color:var(--fg-on-dark-mute);font-size:14px}

.ind--light{border-color:var(--line-light);background:#fff}
.ind--light strong{color:var(--fg)}
.ind--light span{color:var(--fg-soft)}
.ind--light:hover{border-color:rgba(124,58,237,.45);background:#fff}

/* ============ PROCESS ============ */
.process{
  list-style:none;margin:0;padding:0;
  display:grid;grid-template-columns:repeat(5,1fr);
  border:1px solid var(--line-light);border-radius:var(--radius-lg);overflow:hidden;
  background:var(--line-light);gap:1px;
}
.process li{background:#fff;padding:32px 26px 36px;display:flex;flex-direction:column;gap:8px;position:relative}
.process__num{font-family:var(--font-mono);font-size:12px;letter-spacing:.1em;color:var(--accent-violet)}
.process h4{font-size:20px;font-weight:500;letter-spacing:-.01em;margin:0}
.process p{margin:0;color:var(--fg-soft);font-size:14.5px;line-height:1.55}
.process__time{margin-top:auto;font-family:var(--font-mono);font-size:11.5px;color:var(--fg-mute);text-transform:uppercase;letter-spacing:.08em;padding-top:16px}
@media (max-width:1100px){.process{grid-template-columns:repeat(2,1fr)}}
@media (max-width:540px){.process{grid-template-columns:1fr}}

/* ============ CASE STUDIES ============ */
.case-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
@media (max-width:980px){.case-grid{grid-template-columns:1fr}}
.case{
  background:rgba(255,255,255,.03);border:1px solid var(--line-dark);
  border-radius:var(--radius-lg);padding:32px;
  display:flex;flex-direction:column;gap:12px;
  position:relative;overflow:hidden;
  transition:transform .3s, border-color .3s;
}
.case:hover{transform:translateY(-2px);border-color:rgba(124,58,237,.35)}
.case__tag{
  display:inline-block;align-self:flex-start;
  font-family:var(--font-mono);font-size:11.5px;letter-spacing:.1em;text-transform:uppercase;
  color:var(--fg-on-dark-soft);
  padding:5px 10px;border:1px solid var(--line-dark);border-radius:6px;
}
.case h3{font-size:22px;font-weight:500;letter-spacing:-.015em;margin:6px 0 4px;color:#fff}
.case p{color:var(--fg-on-dark-soft);font-size:15px;margin:0;line-height:1.55}
.case__metrics{
  margin-top:14px;
  display:grid;grid-template-columns:repeat(3,1fr);gap:1px;
  background:var(--line-dark);border:1px solid var(--line-dark);border-radius:10px;overflow:hidden;
}
.case__metrics > div{background:var(--ink);padding:14px 14px;display:flex;flex-direction:column;gap:4px}
.case__metrics strong{font-size:20px;font-weight:500;letter-spacing:-.01em}
.case__metrics span{font-family:var(--font-mono);font-size:11px;color:var(--fg-on-dark-mute);text-transform:uppercase;letter-spacing:.06em}

/* ============ CONTACT ============ */
.section--cta{
  background:
    radial-gradient(60% 60% at 80% 10%, rgba(124,58,237,.10), transparent 60%),
    radial-gradient(60% 60% at 0% 80%, rgba(37,99,235,.08), transparent 60%),
    var(--paper);
}
.contact{display:grid;grid-template-columns:1fr 1fr;gap:clamp(40px,6vw,80px);align-items:start}
@media (max-width:880px){.contact{grid-template-columns:1fr}}
.contact__meta{list-style:none;margin:32px 0 0;padding:0;display:flex;flex-direction:column;gap:14px}
.contact__meta li{display:flex;gap:18px;align-items:baseline;border-top:1px solid var(--line-light);padding-top:14px}
.contact__meta li:first-child{border-top:0;padding-top:0}
.contact__meta strong{
  font-family:var(--font-mono);font-size:11.5px;letter-spacing:.12em;text-transform:uppercase;
  color:var(--fg-mute);min-width:110px;font-weight:500;
}
.contact__meta a{color:var(--fg);font-size:16px;border-bottom:1px solid var(--fg);transition:opacity .2s}
.contact__meta a:hover{opacity:.6}

.form{
  background:#fff;border:1px solid var(--line-light);
  border-radius:var(--radius-lg);padding:32px;
  display:grid;grid-template-columns:1fr 1fr;gap:18px;
}
.form label{display:flex;flex-direction:column;gap:8px;font-size:13px;color:var(--fg-mute);font-family:var(--font-mono);text-transform:uppercase;letter-spacing:.08em}
.form__full{grid-column:1/-1}
.form input,.form select,.form textarea{
  font-family:var(--font-sans);font-size:15px;color:var(--fg);
  padding:13px 14px;border:1px solid var(--line-light);border-radius:10px;background:var(--paper);
  outline:none;transition:border-color .2s, background .2s, box-shadow .2s;
}
.form input:focus,.form select:focus,.form textarea:focus{
  border-color:var(--accent-violet);background:#fff;
  box-shadow:0 0 0 4px rgba(124,58,237,.12);
}
.form textarea{resize:vertical;min-height:110px}
.form__submit{grid-column:1/-1;justify-self:start;margin-top:6px}
.form__note{grid-column:1/-1;margin:0;font-size:12.5px;color:var(--fg-mute);text-transform:none;letter-spacing:0;font-family:var(--font-sans)}
@media (max-width:560px){.form{grid-template-columns:1fr;padding:24px}}
.form.is-sent{position:relative;min-height:240px}
.form.is-sent > *{visibility:hidden}
.form.is-sent::after{
  content:"Thanks — we'll be in touch within one business day.";
  position:absolute;inset:0;background:#fff;border-radius:var(--radius-lg);
  display:flex;align-items:center;justify-content:center;text-align:center;
  font-size:16px;color:var(--fg);padding:24px;font-family:var(--font-sans);text-transform:none;letter-spacing:0;
  border:1px solid var(--line-light);
}

/* ============ CTA STRIP (between page sections) ============ */
.cta-strip{
  background:var(--ink);color:var(--fg-on-dark);
  position:relative;overflow:hidden;
}
.cta-strip__inner{
  padding:clamp(60px,8vw,100px) 0;
  display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;
}
.cta-strip h3{
  font-size:clamp(28px,3.6vw,44px);font-weight:500;letter-spacing:-.02em;color:#fff;margin:0;max-width:24ch;
}
.cta-strip h3 em{font-family:var(--font-serif);font-style:italic;font-weight:400}

/* ============ FOOTER ============ */
.footer{
  background:#000;color:var(--fg-on-dark);
  padding:0;position:relative;overflow:hidden;
  border-top:1px solid var(--line-dark);
}
.footer__top{
  padding:clamp(72px,9vw,120px) 0 clamp(48px,6vw,72px);
  position:relative;
}
.footer__cols-wrap{
  display:grid;grid-template-columns:1.3fr 2fr;gap:clamp(40px,6vw,80px);
  position:relative;z-index:2;
}
@media (max-width:880px){.footer__cols-wrap{grid-template-columns:1fr}}
.footer__about p{
  color:var(--fg-on-dark-soft);max-width:38ch;font-size:15.5px;margin:0 0 22px;line-height:1.6;
}
.footer__about p em{font-family:var(--font-serif);font-style:italic}
.footer__contacts{display:flex;flex-direction:column;gap:8px;font-size:14.5px;color:var(--fg-on-dark-soft)}
.footer__contacts a{border-bottom:1px solid rgba(255,255,255,.18);padding-bottom:1px;transition:border-color .2s,color .2s}
.footer__contacts a:hover{color:#fff;border-color:#fff}
.footer__cols{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
@media (max-width:560px){.footer__cols{grid-template-columns:repeat(2,1fr)}}
.footer__cols h5{
  font-family:var(--font-mono);font-size:12px;letter-spacing:.12em;text-transform:uppercase;
  color:var(--fg-on-dark-mute);font-weight:500;margin:0 0 14px;
}
.footer__cols a{display:block;padding:5px 0;color:var(--fg-on-dark-soft);font-size:14.5px;transition:color .2s}
.footer__cols a:hover{color:#fff}

/* MASSIVE LOGO */
.footer__hero-logo{
  position:relative;
  margin:0 auto;
  width:min(100%, 1240px);
  padding:0 var(--pad-x);
}
.footer__hero-logo-inner{
  position:relative;
  width:100%;
  aspect-ratio:1500/1000;
  max-height:520px;
  border-radius:24px 24px 0 0;
  overflow:hidden;
  background:#000;
  display:flex;align-items:center;justify-content:center;
}
.footer__hero-logo-inner img{
  width:100%;height:100%;object-fit:cover;object-position:center;
  display:block;
  filter:saturate(1.05);
}
.footer__hero-logo-inner::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,transparent 0%,transparent 60%,#000 100%);
  pointer-events:none;
}
.footer__hero-logo-tag{
  position:absolute;left:calc(var(--pad-x) + 20px);top:20px;
  font-family:var(--font-mono);font-size:12px;letter-spacing:.14em;text-transform:uppercase;
  color:rgba(255,255,255,.55);
  display:flex;align-items:center;gap:10px;z-index:2;
}
.footer__hero-logo-tag .dot{background:#fff}

.footer__bottom{
  display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;align-items:center;
  padding:24px 0;border-top:1px solid var(--line-dark);
  font-family:var(--font-mono);font-size:12px;color:var(--fg-on-dark-mute);
  letter-spacing:.06em;text-transform:uppercase;
}
.footer__bottom-links{display:flex;gap:20px;flex-wrap:wrap}
.footer__bottom-links a{color:var(--fg-on-dark-mute);transition:color .2s}
.footer__bottom-links a:hover{color:#fff}

/* ============ SUBPAGE HELPERS ============ */
.split-feat{
  display:grid;grid-template-columns:1.1fr 1fr;gap:clamp(40px,6vw,96px);align-items:start;
  margin-top:64px;
}
.split-feat--reverse > *:first-child{order:2}
.split-feat--reverse > *:last-child{order:1}
@media (max-width:880px){
  .split-feat{grid-template-columns:1fr}
  .split-feat--reverse > *:first-child{order:1}
  .split-feat--reverse > *:last-child{order:2}
}
.split-feat h3{font-size:clamp(26px,3vw,36px);font-weight:500;letter-spacing:-.02em;margin:0 0 12px}
.split-feat p{color:var(--fg-soft);font-size:16px;line-height:1.6;margin:0 0 16px;max-width:54ch}
.section--dark .split-feat p{color:var(--fg-on-dark-soft)}
.split-feat__visual{
  background:#fff;border:1px solid var(--line-light);border-radius:var(--radius-lg);
  padding:24px;min-height:240px;
}
.section--dark .split-feat__visual{
  background:rgba(255,255,255,.03);border-color:var(--line-dark);
}

/* spec list */
.spec-list{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(2,1fr);gap:1px;background:var(--line-light);border:1px solid var(--line-light);border-radius:var(--radius);overflow:hidden}
.section--dark .spec-list{background:var(--line-dark);border-color:var(--line-dark)}
.spec-list li{background:var(--paper);padding:16px 20px;display:flex;flex-direction:column;gap:4px}
.section--dark .spec-list li{background:var(--ink)}
.spec-list strong{font-size:14px;font-weight:500}
.spec-list span{font-family:var(--font-mono);font-size:11.5px;color:var(--fg-mute);text-transform:uppercase;letter-spacing:.08em}
.section--dark .spec-list span{color:var(--fg-on-dark-mute)}
@media (max-width:540px){.spec-list{grid-template-columns:1fr}}

/* prefers-reduced-motion */
@media (prefers-reduced-motion: reduce){
  .reveal{opacity:1;transform:none;transition:none}
  .hero__mesh,.rail__track{animation:none}
}