/* ============================================================
   Three Digital Llamas — design system
   Palette sampled from the logo: navy #0C1C3A, cyan #4EC3CE,
   violet #7848B0. One addition: amber CRT phosphor, used only
   for legacy code, because amber-vs-LED is the before and after
   of this business.
   ============================================================ */

@font-face{font-family:"Chakra Petch";src:url("/static/fonts/chakra-petch-600.woff2") format("woff2");font-weight:600;font-style:normal;font-display:swap}
@font-face{font-family:"Chakra Petch";src:url("/static/fonts/chakra-petch-700.woff2") format("woff2");font-weight:700;font-style:normal;font-display:swap}
@font-face{font-family:"Space Grotesk";src:url("/static/fonts/space-grotesk.woff2") format("woff2");font-weight:300 700;font-style:normal;font-display:swap}
@font-face{font-family:"JetBrains Mono";src:url("/static/fonts/jetbrains-mono.woff2") format("woff2");font-weight:400 600;font-style:normal;font-display:swap}

:root{
  --ink:#070d1c;
  --ink-2:#0b142b;
  --navy:#0c1c3a;
  --navy-2:#122549;
  --line:rgba(120,160,220,.16);
  --line-strong:rgba(120,180,230,.30);

  --cyan:#4ec3ce;
  --cyan-hi:#6ee6f0;
  --violet:#7848b0;
  --violet-hi:#a271ec;
  --amber:#f0a43a;

  --fg:#eaf1fb;
  --fg-2:#a9bcd8;
  --fg-3:#7489ab;

  --grad:linear-gradient(100deg,var(--cyan-hi) 0%,var(--cyan) 32%,var(--violet-hi) 78%);
  --shell:1240px;
  --r:16px;
  --r-lg:26px;

  --display:"Chakra Petch",ui-sans-serif,system-ui,sans-serif;
  --body:"Space Grotesk",ui-sans-serif,system-ui,-apple-system,"Segoe UI",sans-serif;
  --mono:"JetBrains Mono",ui-monospace,SFMono-Regular,Menlo,monospace;
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:96px}
body{
  margin:0;background:var(--ink);color:var(--fg);
  font-family:var(--body);font-size:17px;line-height:1.65;
  -webkit-font-smoothing:antialiased;overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block}
a{color:inherit}
h1,h2,h3{font-family:var(--display);font-weight:700;line-height:1.06;letter-spacing:-.015em;margin:0}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}

.shell{width:min(100% - 2.5rem,var(--shell));margin-inline:auto}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}
.skip{position:absolute;left:-9999px;top:0;z-index:200;background:var(--cyan);color:#04121b;padding:.7rem 1.1rem;border-radius:0 0 10px 0;font-weight:700}
.skip:focus{left:0}
:focus-visible{outline:2px solid var(--cyan-hi);outline-offset:3px;border-radius:6px}

.grad{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.muted{color:var(--fg-3)}

/* ---------- backdrop ---------- */
.backdrop{position:fixed;inset:0;z-index:-1;pointer-events:none;overflow:hidden}
.backdrop__grid{
  position:absolute;inset:-20%;
  background-image:
    linear-gradient(rgba(120,180,230,.055) 1px,transparent 1px),
    linear-gradient(90deg,rgba(120,180,230,.055) 1px,transparent 1px);
  background-size:64px 64px;
  mask-image:radial-gradient(ellipse 80% 60% at 50% 0%,#000 20%,transparent 75%);
}
.backdrop__glow{position:absolute;border-radius:50%;filter:blur(120px);opacity:.5}
.backdrop__glow--cyan{width:52vw;height:52vw;left:-14vw;top:-16vw;background:radial-gradient(circle,rgba(78,195,206,.55),transparent 65%)}
.backdrop__glow--violet{width:56vw;height:56vw;right:-18vw;top:8vw;background:radial-gradient(circle,rgba(120,72,176,.5),transparent 65%)}
.backdrop__scan{
  position:absolute;inset:0;opacity:.35;
  background:repeating-linear-gradient(to bottom,rgba(255,255,255,.022) 0 1px,transparent 1px 4px);
}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;gap:.55em;justify-content:center;
  font-family:var(--display);font-weight:700;font-size:.94rem;letter-spacing:.01em;
  padding:.78rem 1.35rem;border-radius:999px;text-decoration:none;border:1px solid transparent;
  cursor:pointer;transition:transform .18s ease,box-shadow .25s ease,background .25s ease,border-color .25s ease;
}
.btn--lg{padding:.95rem 1.7rem;font-size:1rem}
.btn--sm{padding:.55rem 1.05rem;font-size:.85rem}
.btn--primary{background:var(--grad);color:#03121a;box-shadow:0 10px 34px -12px rgba(78,195,206,.75),0 6px 24px -14px rgba(120,72,176,.9)}
.btn--primary:hover{transform:translateY(-2px);box-shadow:0 18px 44px -14px rgba(78,195,206,.85),0 10px 30px -14px rgba(140,90,220,1)}
.btn--ghost{border-color:var(--line-strong);color:var(--fg);background:rgba(120,180,230,.05)}
.btn--ghost:hover{transform:translateY(-2px);border-color:var(--cyan);background:rgba(78,195,206,.12)}

.link-arrow{font-family:var(--display);font-weight:700;color:var(--cyan-hi);text-decoration:none;display:inline-flex;gap:.5em;align-items:center}
.link-arrow:hover{color:var(--fg)}
.link-arrow span{transition:transform .2s ease}
.link-arrow:hover span{transform:translateX(4px)}

.eyebrow{
  font-family:var(--mono);font-size:.74rem;letter-spacing:.22em;text-transform:uppercase;
  color:var(--cyan);display:flex;align-items:center;gap:.65em;margin-bottom:1.1rem;
  white-space:nowrap;
}
.eyebrow a{color:var(--cyan)}
.pulse{flex:none;width:8px;height:8px;border-radius:50%;background:var(--cyan);box-shadow:0 0 0 0 rgba(78,195,206,.7);animation:pulse 2.4s infinite}
@keyframes pulse{70%{box-shadow:0 0 0 12px rgba(78,195,206,0)}100%{box-shadow:0 0 0 0 rgba(78,195,206,0)}}

.dot{width:9px;height:9px;border-radius:50%;display:inline-block}
.dot--cyan{background:var(--cyan)}
.dot--violet{background:var(--violet-hi)}

/* ---------- header ---------- */
.site-header{position:sticky;top:0;z-index:100;transition:background .3s ease,border-color .3s ease,backdrop-filter .3s}
.site-header::after{content:"";position:absolute;inset:auto 0 0;height:1px;background:transparent;transition:background .3s}
.site-header.is-stuck{background:rgba(7,13,28,.95);backdrop-filter:blur(18px) saturate(150%)}
.site-header.is-stuck::after{background:var(--line)}
.site-header__inner{display:flex;align-items:center;justify-content:space-between;gap:1rem;padding:.9rem 0}

.brand{display:flex;align-items:center;gap:.75rem;text-decoration:none}
.brand__mark{width:auto;height:40px;filter:drop-shadow(0 4px 14px rgba(78,195,206,.35))}
.brand__words{display:grid;font-family:var(--display);line-height:1}
.brand__line1{font-size:1.02rem;font-weight:700;letter-spacing:.32em;text-transform:uppercase}
.brand__line2{font-size:.66rem;font-weight:600;letter-spacing:.3em;text-transform:uppercase;color:var(--fg-2);margin-top:.28rem}
.brand__line2 em{font-style:normal;color:var(--cyan)}

.site-nav ul{display:flex;align-items:center;gap:.4rem}
.site-nav a{
  text-decoration:none;font-family:var(--display);font-weight:600;font-size:.92rem;
  padding:.5rem .85rem;border-radius:999px;color:var(--fg-2);transition:color .2s,background .2s;
}
.site-nav a:hover{color:var(--fg);background:rgba(120,180,230,.08)}
.site-nav a[aria-current="page"]{color:var(--cyan-hi)}
.site-nav a.btn{color:#03121a;margin-left:.5rem}
.site-nav a.btn:hover{color:#03121a}

.nav-toggle{display:none;background:none;border:1px solid var(--line-strong);border-radius:12px;padding:.6rem;cursor:pointer}
.nav-toggle__bars{display:grid;gap:4px;width:20px}
.nav-toggle__bars i{height:2px;background:var(--fg);border-radius:2px;transition:transform .25s,opacity .2s}
.nav-toggle[aria-expanded="true"] i:nth-child(1){transform:translateY(6px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] i:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] i:nth-child(3){transform:translateY(-6px) rotate(-45deg)}

/* ---------- hero ---------- */
.hero{padding:clamp(2.5rem,6vw,5rem) 0 clamp(2rem,4vw,3.5rem)}
.hero__inner{display:grid;gap:clamp(1.8rem,3vw,2.6rem)}
.hero__head{max-width:100%}
.hero__title{font-size:clamp(1.4rem,7.1vw,4.05rem);margin:0;display:grid;gap:.05em}
.hero__title > span{display:block;width:fit-content;white-space:nowrap}
.hero__l1{color:var(--fg)}
.hero__cols{display:grid;grid-template-columns:minmax(0,.95fr) minmax(0,1fr);gap:clamp(2rem,5vw,4rem);align-items:start}
.strike{position:relative;color:var(--fg-2)}
.strike::after{
  content:"";position:absolute;left:-.02em;right:-.02em;top:.56em;height:.07em;border-radius:2px;
  background:var(--amber);box-shadow:0 0 18px rgba(240,164,58,.7);
  transform:scaleX(0);transform-origin:left;animation:strike 1s .5s cubic-bezier(.2,.8,.2,1) forwards;
}
@keyframes strike{to{transform:scaleX(1)}}
.hero__lede{font-size:clamp(1.03rem,1.25vw,1.15rem);color:var(--fg-2);max-width:52ch;margin-bottom:2rem}
.hero__actions{display:flex;flex-wrap:wrap;gap:.85rem;margin-bottom:2.2rem}
.hero__ticks{display:flex;flex-wrap:wrap;gap:1.4rem;font-size:.88rem;color:var(--fg-3);font-family:var(--mono)}
.hero__ticks li{display:flex;align-items:center;gap:.5em}
.hero__ticks li::before{content:"";width:14px;height:14px;border-radius:50%;border:1.5px solid var(--cyan);background:radial-gradient(circle,var(--cyan) 0 3px,transparent 3px)}

.hero__visual{position:relative}
.migrate{display:grid;gap:.6rem;position:relative}
.migrate__pane{
  margin:0;border-radius:var(--r);border:1px solid var(--line);overflow:hidden;
  background:linear-gradient(180deg,rgba(12,28,58,.92),rgba(7,13,28,.92));
  backdrop-filter:blur(8px);box-shadow:0 24px 60px -30px rgba(0,0,0,.9);
}
.migrate__pane figcaption{
  display:flex;align-items:center;gap:.6rem;padding:.6rem .9rem;border-bottom:1px solid var(--line);
  font-family:var(--mono);font-size:.72rem;color:var(--fg-3);
}
.migrate__pane pre{margin:0;padding:.85rem 1rem 1rem;overflow-x:auto}
.migrate__pane code{font-family:var(--mono);font-size:.665rem;line-height:1.5;white-space:pre}
.migrate__pane--legacy{transform:rotate(-.5deg)}
.migrate__pane--legacy code{color:rgba(240,164,58,.86)}
.migrate__pane--legacy figcaption{background:rgba(240,164,58,.06)}
.migrate__pane--modern{transform:rotate(.4deg);border-color:rgba(78,195,206,.35);box-shadow:0 24px 70px -28px rgba(78,195,206,.35)}
.migrate__pane--modern code{color:#c7f2f7}
.migrate__pane--modern figcaption{background:linear-gradient(90deg,rgba(78,195,206,.12),rgba(120,72,176,.12))}
.tag{font-family:var(--display);font-weight:700;font-size:.62rem;letter-spacing:.16em;text-transform:uppercase;padding:.2rem .5rem;border-radius:5px}
.tag--amber{background:rgba(240,164,58,.16);color:var(--amber)}
.tag--cyan{background:linear-gradient(90deg,var(--cyan),var(--violet-hi));color:#04121b}

.migrate__arrow{display:flex;align-items:center;gap:.8rem;padding-left:.4rem}
.migrate__label{font-family:var(--mono);font-size:.66rem;letter-spacing:.2em;text-transform:uppercase;color:var(--cyan)}
.migrate__beam{flex:1;height:2px;border-radius:2px;background:linear-gradient(90deg,rgba(240,164,58,.7),var(--cyan),var(--violet-hi));position:relative;overflow:hidden}
.migrate__beam::after{
  content:"";position:absolute;inset:0;width:36%;
  background:linear-gradient(90deg,transparent,rgba(255,255,255,.9),transparent);
  animation:beam 2.6s linear infinite;
}
@keyframes beam{from{transform:translateX(-100%)}to{transform:translateX(320%)}}

.hero__mark{position:absolute;left:-14%;bottom:-6%;width:52%;opacity:.14;pointer-events:none}

/* ---------- metrics ---------- */
.metrics{padding:2.5rem 0 1rem}
.metrics__list{
  display:grid;grid-template-columns:repeat(4,1fr);gap:1px;
  background:var(--line);border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;
}
.metrics__list li{background:rgba(11,20,43,.72);padding:1.5rem 1.4rem;display:grid;gap:.3rem}
.metrics__value{font-family:var(--display);font-size:clamp(2rem,3.4vw,2.9rem);font-weight:700;line-height:1}
.metrics__label{font-family:var(--mono);font-size:.73rem;letter-spacing:.1em;text-transform:uppercase;color:var(--fg-3)}

/* ---------- sections ---------- */
.section{padding:clamp(3.5rem,7vw,6.5rem) 0}
.section__head{max-width:62ch;margin-bottom:clamp(2rem,4vw,3.2rem)}
.section__title{font-size:clamp(1.9rem,3.6vw,3rem);margin-bottom:1rem}
.section__lede{color:var(--fg-2);font-size:1.05rem;max-width:62ch}
.section__more{margin-top:2.4rem}

.page-hero{padding:clamp(3.5rem,8vw,7rem) 0 clamp(1rem,2vw,2rem)}
.page-hero--tight{padding-bottom:0}
.page-hero__title{font-size:clamp(2.4rem,5vw,4rem);margin-bottom:1.3rem}
.page-hero__lede{color:var(--fg-2);font-size:clamp(1.02rem,1.2vw,1.16rem);max-width:64ch}
.page-hero .chips{margin-top:1.6rem}

/* ---------- signals ---------- */
.signals__list{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(300px,100%),1fr));gap:1rem}
.signal{
  position:relative;padding:1.3rem 1.4rem 1.3rem 2.1rem;border-radius:var(--r);
  border:1px solid var(--line);background:rgba(11,20,43,.55);color:var(--fg-2);
  font-size:1.02rem;transition:border-color .25s,transform .25s,background .25s;
}
.signal:hover{border-color:var(--line-strong);transform:translateY(-3px);background:rgba(18,37,73,.6)}
.signal__bar{position:absolute;left:0;top:1.15rem;bottom:1.15rem;width:3px;border-radius:3px;background:var(--grad)}
.signals__note{margin-top:2rem;color:var(--fg);font-family:var(--display);font-size:clamp(1.1rem,1.9vw,1.5rem);max-width:52ch;line-height:1.35}

/* ---------- cards ---------- */
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(320px,100%),1fr));gap:1.1rem}
.card{
  position:relative;padding:1.7rem 1.6rem;border-radius:var(--r-lg);border:1px solid var(--line);
  background:linear-gradient(180deg,rgba(18,37,73,.55),rgba(7,13,28,.55));
  overflow:hidden;transition:transform .3s ease,border-color .3s ease;
}
.card::before{
  content:"";position:absolute;inset:0;border-radius:inherit;padding:1px;opacity:0;transition:opacity .3s;
  background:var(--grad);
  -webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);
  -webkit-mask-composite:xor;mask-composite:exclude;
}
.card:hover{transform:translateY(-5px)}
.card:hover::before{opacity:1}
.card__num{font-family:var(--mono);font-size:.78rem;letter-spacing:.18em;color:var(--cyan);display:block;margin-bottom:.9rem}
.card__title{font-size:1.35rem;margin-bottom:.7rem}
.card__lede{color:var(--fg-2);font-size:.97rem;margin-bottom:1.1rem}
.card__points{display:grid;gap:.5rem;font-size:.92rem;color:var(--fg-3)}
.card__points li{display:flex;gap:.6em}
.card__points li::before{content:"▸";color:var(--violet-hi);flex:none}

/* ---------- ai ---------- */
.ai__inner{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,.92fr);gap:clamp(2rem,5vw,4rem);align-items:center}
.ai__list{display:grid;gap:1rem;margin-top:1.8rem}
.ai__list li{padding-left:1.3rem;position:relative;color:var(--fg-2);font-size:.99rem}
.ai__list li::before{content:"";position:absolute;left:0;top:.62em;width:7px;height:7px;border-radius:50%;background:var(--grad)}
.ai__list strong{color:var(--fg);font-family:var(--display)}
.ai .section__title em{font-style:italic;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}

.chat{
  border-radius:var(--r-lg);border:1px solid rgba(78,195,206,.28);overflow:hidden;
  background:linear-gradient(180deg,rgba(12,28,58,.9),rgba(7,13,28,.94));
  box-shadow:0 30px 80px -34px rgba(78,195,206,.4);
}
.chat__bar{display:flex;align-items:center;gap:.5rem;padding:.75rem 1rem;border-bottom:1px solid var(--line);background:linear-gradient(90deg,rgba(78,195,206,.1),rgba(120,72,176,.1))}
.chat__title{font-family:var(--mono);font-size:.7rem;letter-spacing:.16em;text-transform:uppercase;color:var(--fg-3);margin-left:.3rem}
.chat__msg{margin:1rem;padding:.85rem 1rem;border-radius:14px;font-size:.93rem;line-height:1.55}
.chat__msg--user{background:rgba(120,180,230,.08);border:1px solid var(--line);color:var(--fg-2);margin-left:3rem}
.chat__msg--bot{background:linear-gradient(180deg,rgba(78,195,206,.14),rgba(120,72,176,.1));border:1px solid rgba(78,195,206,.3);margin-right:3rem}
.chat__msg--honest{background:rgba(240,164,58,.08);border-color:rgba(240,164,58,.35)}
.chat__cite{display:block;margin-top:.6rem;font-family:var(--mono);font-size:.7rem;color:var(--cyan);letter-spacing:.04em}

/* ---------- work ---------- */
.work-list{display:grid;gap:1.1rem}
.work{
  display:grid;grid-template-columns:minmax(0,.68fr) minmax(0,1fr);gap:clamp(1.4rem,3vw,3rem);
  padding:clamp(1.6rem,3vw,2.4rem);border-radius:var(--r-lg);border:1px solid var(--line);
  background:linear-gradient(120deg,rgba(18,37,73,.6),rgba(7,13,28,.5));transition:border-color .3s,transform .3s;
}
.work:hover{border-color:var(--line-strong);transform:translateY(-4px)}
.work__name{font-size:clamp(1.6rem,2.6vw,2.2rem);margin-bottom:.4rem}
.work__sector{font-family:var(--mono);font-size:.75rem;letter-spacing:.12em;text-transform:uppercase;color:var(--cyan);margin-bottom:1rem}
.work__headline{font-family:var(--display);font-size:1.18rem;line-height:1.35;margin-bottom:.9rem}
.work__result{color:var(--fg-2);font-size:.98rem;margin-bottom:1.2rem}

.chips{display:flex;flex-wrap:wrap;gap:.4rem}
.chips li{
  font-family:var(--mono);font-size:.7rem;letter-spacing:.06em;padding:.3rem .6rem;border-radius:6px;
  border:1px solid var(--line-strong);color:var(--fg-3);background:rgba(120,180,230,.05);
}
.chips--lg li{font-size:.76rem;padding:.38rem .75rem}

/* ---------- case pages ---------- */
.case-list{display:grid;gap:1.4rem}
.case{padding:clamp(1.7rem,3vw,2.6rem);border-radius:var(--r-lg);border:1px solid var(--line);background:linear-gradient(160deg,rgba(18,37,73,.6),rgba(7,13,28,.5))}
.case__sector{font-family:var(--mono);font-size:.75rem;letter-spacing:.12em;text-transform:uppercase;color:var(--cyan);margin-bottom:.7rem}
.case__name{font-size:clamp(1.8rem,3vw,2.5rem);margin-bottom:.6rem}
.case__headline{font-family:var(--display);font-size:1.2rem;color:var(--fg-2);max-width:60ch;margin-bottom:1.8rem}
.case__grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(260px,100%),1fr));gap:1.4rem;margin:0 0 1.6rem}
.case__grid div{border-top:1px solid var(--line);padding-top:1rem}
.case__grid dt{font-family:var(--mono);font-size:.72rem;letter-spacing:.16em;text-transform:uppercase;color:var(--violet-hi);margin-bottom:.6rem}
.case__grid dd{margin:0;color:var(--fg-2);font-size:.95rem}

.page-hero--case .eyebrow a{text-decoration:none;border-bottom:1px solid rgba(78,195,206,.4)}
.case-detail{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,.62fr);gap:clamp(2rem,4vw,3.5rem);align-items:start}
.case-detail__body h2{font-size:1.35rem;margin:2.2rem 0 .8rem;color:var(--fg)}
.case-detail__body h2:first-child{margin-top:0}
.case-detail__body p{color:var(--fg-2);font-size:1.02rem}
.case-detail__aside{position:sticky;top:100px;padding:1.7rem;border-radius:var(--r-lg);border:1px solid var(--line);background:linear-gradient(180deg,rgba(18,37,73,.6),rgba(7,13,28,.5))}
.case-detail__aside h2{font-size:1.1rem;margin-bottom:1.1rem}
.case-detail__aside ul{display:grid;gap:.85rem}
.case-detail__aside li{padding-left:1.4rem;position:relative;color:var(--fg-2);font-size:.94rem}
.case-detail__aside li::before{content:"";position:absolute;left:0;top:.6em;width:7px;height:7px;border-radius:2px;background:var(--grad)}

/* ---------- services page ---------- */
.service-blocks{display:grid;gap:1.1rem}
.service{
  display:grid;grid-template-columns:88px minmax(0,1fr);gap:clamp(1rem,3vw,2.4rem);
  padding:clamp(1.6rem,3vw,2.3rem);border-radius:var(--r-lg);border:1px solid var(--line);
  background:linear-gradient(120deg,rgba(18,37,73,.5),rgba(7,13,28,.45));transition:border-color .3s,transform .3s;
}
.service:hover{border-color:var(--line-strong);transform:translateY(-3px)}
.service__num{font-family:var(--display);font-size:2.6rem;font-weight:700;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;line-height:1}
.service__title{font-size:clamp(1.5rem,2.4vw,2rem);margin-bottom:.7rem}
.service__lede{color:var(--fg-2);max-width:60ch;margin-bottom:1.3rem}
.service__points{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(260px,100%),1fr));gap:.7rem}
.service__points li{display:flex;gap:.6em;font-size:.94rem;color:var(--fg-3)}
.service__points li::before{content:"▸";color:var(--cyan);flex:none}

.stack__grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(280px,100%),1fr));gap:1rem}
.stack__grid li{padding:1.5rem;border-radius:var(--r);border:1px solid var(--line);background:rgba(11,20,43,.55)}
.stack__grid h3{font-size:1.15rem;margin-bottom:.5rem;color:var(--cyan-hi)}
.stack__grid p{color:var(--fg-3);font-size:.94rem}

/* ---------- stages ---------- */
.stages{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(250px,100%),1fr));gap:1rem;counter-reset:s}
.stage{position:relative;padding:1.7rem 1.5rem;border-radius:var(--r-lg);border:1px solid var(--line);background:linear-gradient(180deg,rgba(18,37,73,.5),rgba(7,13,28,.5));transition:transform .3s,border-color .3s}
.stage:hover{transform:translateY(-4px);border-color:var(--line-strong)}
.stage__num{font-family:var(--mono);font-size:.78rem;letter-spacing:.2em;color:var(--violet-hi);display:block;margin-bottom:.9rem}
.stage__title{font-size:1.45rem;margin-bottom:.7rem}
.stage__body{color:var(--fg-2);font-size:.96rem;margin-bottom:1.2rem}
.stage__out{font-size:.9rem;color:var(--fg);border-top:1px dashed var(--line-strong);padding-top:.9rem}
.stage__out span{display:block;font-family:var(--mono);font-size:.66rem;letter-spacing:.2em;text-transform:uppercase;color:var(--cyan);margin-bottom:.35rem}
.stages--full{grid-template-columns:repeat(auto-fit,minmax(min(280px,100%),1fr))}
.stage--full .stage__title{font-size:1.7rem}

/* ---------- principles + faq ---------- */
.principles__list{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(300px,100%),1fr));gap:1rem}
.principles__list li{padding:1.5rem;border-radius:var(--r);border:1px solid var(--line);background:rgba(11,20,43,.5)}
.principles__list h3{font-size:1.12rem;margin-bottom:.55rem;color:var(--cyan-hi)}
.principles__list p{color:var(--fg-3);font-size:.94rem}

.faq__list{display:grid;gap:.7rem;max-width:900px}
.qa{border:1px solid var(--line);border-radius:var(--r);background:rgba(11,20,43,.55);overflow:hidden;transition:border-color .25s}
.qa[open]{border-color:rgba(78,195,206,.4)}
.qa summary{
  list-style:none;cursor:pointer;padding:1.15rem 1.4rem;font-family:var(--display);font-weight:700;
  font-size:1.05rem;display:flex;align-items:center;justify-content:space-between;gap:1rem;
}
.qa summary::-webkit-details-marker{display:none}
.qa__icon{position:relative;flex:none;width:16px;height:16px}
.qa__icon::before,.qa__icon::after{content:"";position:absolute;background:var(--cyan);border-radius:2px;transition:transform .25s}
.qa__icon::before{left:0;right:0;top:7px;height:2px}
.qa__icon::after{top:0;bottom:0;left:7px;width:2px}
.qa[open] .qa__icon::after{transform:scaleY(0)}
.qa__a{padding:0 1.4rem 1.3rem;color:var(--fg-2);font-size:.98rem;max-width:70ch}

/* ---------- cta ---------- */
.cta{padding:clamp(2rem,5vw,4rem) 0 clamp(3.5rem,7vw,6rem)}
.cta__panel{
  position:relative;overflow:hidden;text-align:center;
  padding:clamp(2.5rem,6vw,4.5rem) clamp(1.5rem,4vw,3rem);
  border-radius:32px;border:1px solid rgba(78,195,206,.3);
  background:linear-gradient(140deg,rgba(18,37,73,.85),rgba(7,13,28,.9));
}
.cta__glow{position:absolute;left:50%;top:-60%;transform:translateX(-50%);width:120%;height:180%;background:radial-gradient(ellipse at center,rgba(78,195,206,.22),transparent 62%),radial-gradient(ellipse at 70% 40%,rgba(120,72,176,.22),transparent 60%)}
.cta__panel > *{position:relative}
.cta .eyebrow{justify-content:center}
.cta__title{font-size:clamp(1.9rem,4vw,3.2rem);margin-bottom:1.2rem}
.cta__lede{color:var(--fg-2);max-width:56ch;margin:0 auto 2rem}
.cta__actions{display:flex;flex-wrap:wrap;gap:.85rem;justify-content:center}

/* ---------- contact ---------- */
.contact__inner{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(0,.75fr);gap:clamp(2rem,4vw,3.5rem);align-items:start}
.form{display:grid;gap:1.1rem}
.form__row{display:grid;grid-template-columns:1fr 1fr;gap:1.1rem}
.field{display:grid;gap:.45rem}
.field label{font-family:var(--display);font-weight:600;font-size:.9rem;color:var(--fg-2)}
.field label span{color:var(--cyan)}
.field input,.field textarea{
  font-family:var(--body);font-size:1rem;color:var(--fg);
  background:rgba(7,13,28,.7);border:1px solid var(--line-strong);border-radius:12px;
  padding:.8rem .95rem;transition:border-color .2s,box-shadow .2s,background .2s;
}
.field input::placeholder,.field textarea::placeholder{color:var(--fg-3);opacity:.75}
.field input:focus,.field textarea:focus{outline:none;border-color:var(--cyan);box-shadow:0 0 0 3px rgba(78,195,206,.18);background:rgba(7,13,28,.95)}
.field textarea{resize:vertical}
.field--bad input,.field--bad textarea{border-color:#e2706b}
.field__err{color:#ff9d97;font-size:.85rem}
.form__note{color:var(--fg-3);font-size:.85rem}
.hp{position:absolute;left:-9999px}

.notice{padding:1.4rem 1.6rem;border-radius:var(--r);border:1px solid var(--line);margin-bottom:1.6rem}
.notice h2{font-size:1.3rem;margin-bottom:.5rem}
.notice p{color:var(--fg-2);font-size:.97rem}
.notice--good{border-color:rgba(78,195,206,.45);background:linear-gradient(120deg,rgba(78,195,206,.14),rgba(120,72,176,.1))}
.notice--bad{border-color:rgba(226,112,107,.5);background:rgba(226,112,107,.08)}

.contact__aside{display:grid;gap:1rem}
.panel{padding:1.6rem;border-radius:var(--r-lg);border:1px solid var(--line);background:linear-gradient(180deg,rgba(18,37,73,.55),rgba(7,13,28,.5))}
.panel h2{font-size:1.1rem;margin-bottom:1rem}
.contact__details{display:grid;gap:.9rem}
.contact__details li{display:grid;gap:.15rem;font-size:.96rem;color:var(--fg-2)}
.contact__details span{font-family:var(--mono);font-size:.66rem;letter-spacing:.2em;text-transform:uppercase;color:var(--fg-3)}
.contact__details a{color:var(--cyan-hi);text-decoration:none}
.contact__details a:hover{text-decoration:underline}
.steps{display:grid;gap:.9rem;counter-reset:n}
.steps li{position:relative;padding-left:2rem;color:var(--fg-2);font-size:.94rem;counter-increment:n}
.steps li::before{
  content:counter(n);position:absolute;left:0;top:.05em;width:1.35rem;height:1.35rem;border-radius:50%;
  display:grid;place-items:center;font-family:var(--mono);font-size:.7rem;color:#04121b;background:var(--grad);
}
.steps strong{color:var(--fg);font-family:var(--display)}

.notfound{min-height:56vh}

/* ---------- footer ---------- */
.site-footer{border-top:1px solid var(--line);background:linear-gradient(180deg,rgba(7,13,28,0),rgba(12,28,58,.5));padding-top:clamp(2.5rem,5vw,4rem)}
.site-footer__inner{display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,2fr);gap:clamp(2rem,5vw,4rem);padding-bottom:2.5rem}
.site-footer__wordmark{width:min(100%,240px);height:auto;opacity:.92}
.site-footer__tagline{font-family:var(--mono);font-size:.72rem;letter-spacing:.14em;text-transform:uppercase;color:var(--cyan);margin-top:1rem}
.site-footer__cols{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(170px,100%),1fr));gap:2rem}
.site-footer__cols h2{font-family:var(--mono);font-size:.68rem;letter-spacing:.22em;text-transform:uppercase;color:var(--fg-3);margin-bottom:1rem;font-weight:400}
.site-footer__cols ul{display:grid;gap:.55rem}
.site-footer__cols a{color:var(--fg-2);text-decoration:none;font-size:.92rem}
.site-footer__cols a:hover{color:var(--cyan-hi)}
.site-footer__cols li.muted{font-size:.88rem}
.site-footer__base{display:flex;flex-wrap:wrap;gap:1rem;justify-content:space-between;padding:1.4rem 0;border-top:1px solid var(--line);font-size:.84rem;color:var(--fg-3)}
.site-footer__sig{display:flex;align-items:center;gap:.45rem;font-family:var(--mono);font-size:.75rem}

/* ---------- reveal ---------- */
.js .reveal{opacity:0;transform:translateY(22px);transition:opacity .7s cubic-bezier(.2,.7,.2,1),transform .7s cubic-bezier(.2,.7,.2,1)}
.js .reveal.is-in{opacity:1;transform:none}

/* ---------- responsive ---------- */
@media (min-width:1041px){
  .hero__head{max-width:24ch}
}
@media (max-width:1040px){
  .hero__cols,.ai__inner,.contact__inner,.case-detail,.site-footer__inner{grid-template-columns:1fr}
  .case-detail__aside{position:static}
  .work{grid-template-columns:1fr}
  .metrics__list{grid-template-columns:repeat(2,1fr)}
  .hero__mark{display:none}
}
@media (max-width:820px){
  .nav-toggle{display:block}
  .site-nav{
    position:absolute;left:1.25rem;right:1.25rem;top:calc(100% + .5rem);
    background:rgba(9,17,36,.97);backdrop-filter:blur(18px);
    border:1px solid var(--line-strong);border-radius:var(--r-lg);padding:1rem;
    display:none;box-shadow:0 30px 70px -30px rgba(0,0,0,.9);
  }
  .site-nav.is-open{display:block}
  .site-nav ul{flex-direction:column;align-items:stretch;gap:.2rem}
  .site-nav a{padding:.8rem 1rem}
  .site-nav a.btn{margin:.5rem 0 0;justify-content:center}
  .site-header{background:rgba(7,13,28,.8);backdrop-filter:blur(14px)}
  .service{grid-template-columns:1fr}
  .form__row{grid-template-columns:1fr}
  .chat__msg--user{margin-left:1.2rem}
  .chat__msg--bot{margin-right:1.2rem}
}
@media (max-width:520px){
  body{font-size:16px}
  .eyebrow{white-space:normal;font-size:.68rem;letter-spacing:.16em}
  .hero__ticks{gap:.85rem 1.4rem}
  .metrics__list{grid-template-columns:1fr}
  .brand__mark{height:34px}
  .brand__line1{font-size:.9rem;letter-spacing:.26em}
}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important;scroll-behavior:auto!important}
  .js .reveal{opacity:1;transform:none}
  .strike::after{transform:scaleX(1)}
}