/* ============================================================
   SiraX LLC — Deep Technology Consulting
   Stylesheet
   ============================================================ */

/* ---------- Tokens ---------- */
:root{
  --bg:#05060A;
  --bg-2:#080A11;
  --panel:rgba(255,255,255,.04);
  --line:rgba(255,255,255,.10);
  --line-soft:rgba(255,255,255,.06);

  --ink:#F5F7FF;
  --ink-2:#AAB2C8;
  --ink-3:#6E778F;

  /* Brand colors from the SIRAX identity sheet */
  --brand:#1E7BFF;
  --brand-2:#4AA8FF;
  --brand-3:#9AB0C8;
  --silver:#C9D2DE;

  --grad: linear-gradient(100deg,#0B5FFF 0%,#1E7BFF 40%,#5BB8FF 100%);
  --grad-a: linear-gradient(180deg,#5BB8FF 0%,#0B5FFF 100%);

  --max:1200px;
  --pad:clamp(20px,5vw,64px);
  --r:18px;

  --ease:cubic-bezier(.22,1,.36,1);
  --ease-soft:cubic-bezier(.4,0,.2,1);

  --font:-apple-system,BlinkMacSystemFont,"SF Pro Display","SF Pro Text",
         "Inter","Helvetica Neue",Helvetica,Arial,sans-serif;
  --mono:ui-monospace,SFMono-Regular,"SF Mono",Menlo,Consolas,monospace;
}

/* ---------- Reset ---------- */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{
  scroll-behavior:smooth;
  -webkit-text-size-adjust:100%;
  scrollbar-color:#2A3050 var(--bg);
}
body{
  background:var(--bg);
  color:var(--ink);
  font-family:var(--font);
  font-size:17px;
  line-height:1.6;
  letter-spacing:-.011em;
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
  overflow-x:hidden;
}
body.is-locked{overflow:hidden}
img,svg,canvas{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
::selection{background:rgba(30,123,255,.35)}

.wrap{width:100%;max-width:var(--max);margin-inline:auto;padding-inline:var(--pad)}
.grad{
  background:var(--grad);
  -webkit-background-clip:text;background-clip:text;
  -webkit-text-fill-color:transparent;color:transparent;
}

/* ---------- Typography ---------- */
.h2{
  font-size:clamp(34px,5.4vw,68px);
  line-height:1.05;
  letter-spacing:-.035em;
  font-weight:700;
  margin:14px 0 40px;
}
.eyebrow{
  display:inline-block;
  font-size:12px;font-weight:650;
  letter-spacing:.18em;text-transform:uppercase;
  color:var(--ink-3);
}

/* ---------- Buttons ---------- */
.btn{
  --btn-bg:transparent;
  display:inline-flex;align-items:center;gap:.55em;
  padding:15px 28px;border-radius:100px;border:1px solid transparent;
  font-size:15px;font-weight:600;letter-spacing:-.01em;
  cursor:pointer;white-space:nowrap;
  transition:transform .5s var(--ease),background .35s,border-color .35s,box-shadow .5s;
  will-change:transform;
}
.btn--primary{
  background:var(--grad);color:#05060A;
  box-shadow:0 8px 30px -8px rgba(30,123,255,.55);
}
.btn--primary:hover{box-shadow:0 14px 44px -8px rgba(30,123,255,.78)}
.btn--ghost{border-color:var(--line);background:rgba(255,255,255,.03);color:var(--ink)}
.btn--ghost:hover{background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.24)}
.btn--sm{padding:11px 20px;font-size:14px}
.btn--lg{padding:18px 36px;font-size:16px}
.btn .arr{font-style:normal;transition:transform .45s var(--ease)}
.btn:hover .arr{transform:translateX(5px)}

/* ============================================================
   LOADER
   ============================================================ */
.loader{
  position:fixed;inset:0;z-index:999;
  background:var(--bg);
  display:grid;place-items:center;
  transition:opacity .7s var(--ease),visibility .7s;
}
.loader.is-done{opacity:0;visibility:hidden}
.loader__mark{display:grid;justify-items:center;gap:28px}
.loader__logo{
  width:min(240px,58vw);height:auto;
  filter:drop-shadow(0 12px 40px rgba(30,123,255,.28));
  animation:logoIn 1s var(--ease) both;
}
@keyframes logoIn{
  from{opacity:0;transform:translateY(14px) scale(.96)}
  to{opacity:1;transform:none}
}
.loader__bar{width:min(200px,46vw);height:2px;background:var(--line);border-radius:2px;overflow:hidden}
.loader__bar i{display:block;height:100%;width:0;background:var(--grad);transition:width .3s var(--ease-soft)}

/* ============================================================
   CHROME: progress, cursor
   ============================================================ */
.scroll-progress{position:fixed;top:0;left:0;right:0;height:2px;z-index:120;background:transparent;pointer-events:none}
.scroll-progress i{display:block;height:100%;width:0;background:var(--grad);box-shadow:0 0 14px rgba(30,123,255,.8)}

.cursor-glow{
  position:fixed;top:0;left:0;width:420px;height:420px;z-index:1;
  margin:-210px 0 0 -210px;border-radius:50%;pointer-events:none;
  background:radial-gradient(circle,rgba(30,123,255,.16) 0%,transparent 62%);
  opacity:0;transition:opacity .5s;
  will-change:transform;
}
body.has-cursor .cursor-glow{opacity:1}

/* ============================================================
   NAV
   ============================================================ */
.nav{
  position:fixed;top:0;left:0;right:0;z-index:100;
  transition:background .45s var(--ease-soft),border-color .45s,backdrop-filter .45s;
  border-bottom:1px solid transparent;
}
.nav.is-stuck{
  background:rgba(5,6,10,.72);
  backdrop-filter:saturate(180%) blur(22px);
  -webkit-backdrop-filter:saturate(180%) blur(22px);
  border-bottom-color:var(--line-soft);
}
.nav__inner{
  max-width:var(--max);margin-inline:auto;
  padding:16px var(--pad);
  display:flex;align-items:center;gap:28px;
}
.nav__logo{display:flex;align-items:center;gap:12px;margin-right:auto}
.nav__logo-mark{
  width:34px;height:auto;flex-shrink:0;
  filter:drop-shadow(0 2px 10px rgba(30,123,255,.35));
}

/* Brand wordmark — SIRAX with chevron "A", GROUP with flanking rules */
.wordmark{display:flex;flex-direction:column;line-height:1;gap:3px}
.wordmark__name{
  font-size:17px;font-weight:750;letter-spacing:.22em;
  color:var(--ink);
}
/* Open-chevron "A" matching the brand wordmark (no crossbar) */
.wordmark__name .a{
  display:inline-block;
  width:.78em;height:.88em;
  margin:0 .02em;
  vertical-align:-.06em;
  background:var(--grad-a);
  clip-path:polygon(50% 4%,100% 100%,78% 100%,50% 36%,22% 100%,0 100%);
}
.wordmark__group{
  display:flex;align-items:center;gap:7px;
  font-size:8.5px;font-weight:650;letter-spacing:.34em;
  color:var(--brand-2);
}
.wordmark__group i{flex:1;height:1px;background:linear-gradient(90deg,transparent,var(--brand),transparent);opacity:.7}

@media (max-width:480px){
  .wordmark__group{display:none}
  .wordmark__name{font-size:15px;letter-spacing:.18em}
  .nav__logo-mark{width:30px}
}

.nav__links{display:flex;gap:32px}
.nav__links a{
  position:relative;font-size:14.5px;font-weight:500;color:var(--ink-2);
  transition:color .3s;
}
.nav__links a::after{
  content:"";position:absolute;left:0;bottom:-6px;height:1.5px;width:0;
  background:var(--grad);transition:width .45s var(--ease);
}
.nav__links a:hover{color:var(--ink)}
.nav__links a:hover::after{width:100%}

.nav__burger{
  display:none;width:40px;height:40px;border:1px solid var(--line);
  background:rgba(255,255,255,.03);border-radius:12px;cursor:pointer;
  position:relative;
}
.nav__burger span{
  position:absolute;left:11px;width:18px;height:1.5px;background:var(--ink);
  transition:transform .4s var(--ease),opacity .3s;
}
.nav__burger span:nth-child(1){top:16px}
.nav__burger span:nth-child(2){top:22px}
.nav__burger[aria-expanded="true"] span:nth-child(1){transform:translateY(3px) rotate(45deg)}
.nav__burger[aria-expanded="true"] span:nth-child(2){transform:translateY(-3px) rotate(-45deg)}

.nav__mobile{
  display:none;flex-direction:column;gap:4px;
  padding:0 var(--pad) 0;
  max-height:0;overflow:hidden;
  background:rgba(5,6,10,.96);
  backdrop-filter:blur(22px);-webkit-backdrop-filter:blur(22px);
  transition:max-height .5s var(--ease),padding .5s var(--ease);
}
.nav__mobile.is-open{max-height:340px;padding:8px var(--pad) 24px}
.nav__mobile a{padding:14px 0;border-bottom:1px solid var(--line-soft);font-size:17px;font-weight:500}
.nav__mobile a.accent{color:var(--brand);border-bottom:0}

/* ============================================================
   HERO
   ============================================================ */
.hero{
  position:relative;min-height:100svh;
  display:grid;place-items:center;
  padding:120px var(--pad) 100px;
  overflow:hidden;isolation:isolate;
}
.hero__canvas{position:absolute;inset:0;width:100%;height:100%;z-index:-3;opacity:.75}
.hero__glow{
  position:absolute;z-index:-2;left:50%;top:34%;transform:translate(-50%,-50%);
  width:min(1100px,140vw);aspect-ratio:1;border-radius:50%;
  background:radial-gradient(circle,rgba(30,123,255,.22) 0%,rgba(91,184,255,.10) 38%,transparent 66%);
  filter:blur(20px);
  animation:breathe 11s var(--ease-soft) infinite;
}
@keyframes breathe{0%,100%{transform:translate(-50%,-50%) scale(1);opacity:.85}50%{transform:translate(-50%,-50%) scale(1.14);opacity:1}}
.hero__grid{
  position:absolute;inset:0;z-index:-2;pointer-events:none;
  background-image:
    linear-gradient(rgba(255,255,255,.028) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.028) 1px,transparent 1px);
  background-size:70px 70px;
  mask-image:radial-gradient(ellipse 80% 60% at 50% 40%,#000 20%,transparent 78%);
  -webkit-mask-image:radial-gradient(ellipse 80% 60% at 50% 40%,#000 20%,transparent 78%);
}
.hero::after{ /* bottom fade into next section */
  content:"";position:absolute;left:0;right:0;bottom:0;height:220px;z-index:-1;
  background:linear-gradient(to bottom,transparent,var(--bg));
}

.hero__content{max-width:960px;text-align:center;will-change:transform,opacity}

.hero__badge{
  display:inline-flex;align-items:center;gap:9px;
  padding:8px 18px;border-radius:100px;
  border:1px solid var(--line);background:rgba(255,255,255,.04);
  backdrop-filter:blur(10px);
  font-size:13px;font-weight:550;color:var(--ink-2);
  margin-bottom:34px;
}
.hero__badge .dot{
  width:7px;height:7px;border-radius:50%;background:#34E7A6;
  box-shadow:0 0 0 0 rgba(52,231,166,.7);animation:pulse 2.4s infinite;
}
@keyframes pulse{
  70%{box-shadow:0 0 0 11px rgba(52,231,166,0)}
  100%{box-shadow:0 0 0 0 rgba(52,231,166,0)}
}

.hero__title{
  font-size:clamp(48px,10.5vw,132px);
  line-height:.95;letter-spacing:-.045em;font-weight:700;
  margin-bottom:30px;
}
.hero__title .line{display:block;overflow:hidden;padding-bottom:.06em}
.hero__title .w{
  display:inline-block;
  transform:translateY(105%) rotate(4deg);
  opacity:0;
  transition:transform 1.05s var(--ease),opacity .9s var(--ease);
}
.is-ready .hero__title .w{transform:none;opacity:1}
.is-ready .hero__title .line:nth-child(1) .w{transition-delay:.10s}
.is-ready .hero__title .line:nth-child(2) .w:nth-child(1){transition-delay:.20s}
.is-ready .hero__title .line:nth-child(2) .w:nth-child(2){transition-delay:.30s}

.hero__sub{
  font-size:clamp(17px,2.1vw,22px);line-height:1.55;
  color:var(--ink-2);max-width:720px;margin:0 auto 40px;
}
.hero__sub b{color:var(--ink);font-weight:600}

.hero__cta{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;margin-bottom:52px}

.hero__pills{display:flex;gap:10px;justify-content:center;flex-wrap:wrap}
.hero__pills span{
  padding:7px 16px;border-radius:100px;
  border:1px solid var(--line-soft);background:rgba(255,255,255,.025);
  font-size:12.5px;font-weight:550;color:var(--ink-3);
  font-family:var(--mono);letter-spacing:.02em;
}

/* staged fade-ups */
.fade-up{opacity:0;transform:translateY(26px);transition:opacity .9s var(--ease),transform .9s var(--ease)}
.is-ready .fade-up{opacity:1;transform:none}
.is-ready .hero__badge{transition-delay:.05s}
.is-ready .hero__sub{transition-delay:.42s}
.is-ready .hero__cta{transition-delay:.54s}
.is-ready .hero__pills{transition-delay:.66s}

.hero__scroll{
  position:absolute;bottom:34px;left:50%;transform:translateX(-50%);
  display:flex;flex-direction:column;align-items:center;gap:10px;
  color:var(--ink-3);font-size:11px;letter-spacing:.2em;text-transform:uppercase;
  opacity:0;animation:fadeIn 1s var(--ease) 1.5s forwards;
}
@keyframes fadeIn{to{opacity:1}}
.hero__scroll .mouse{
  width:24px;height:38px;border:1.5px solid var(--line);border-radius:14px;
  display:grid;justify-items:center;padding-top:7px;
}
.hero__scroll .mouse i{
  width:3px;height:7px;border-radius:2px;background:var(--brand);
  animation:wheel 1.9s var(--ease) infinite;
}
@keyframes wheel{0%{transform:translateY(0);opacity:1}70%{transform:translateY(13px);opacity:0}100%{opacity:0}}

/* ============================================================
   MARQUEE
   ============================================================ */
.marquee{
  overflow:hidden;padding:26px 0;
  border-block:1px solid var(--line-soft);
  background:linear-gradient(90deg,rgba(30,123,255,.06),rgba(91,184,255,.05),rgba(201,210,222,.04));
  mask-image:linear-gradient(90deg,transparent,#000 12%,#000 88%,transparent);
  -webkit-mask-image:linear-gradient(90deg,transparent,#000 12%,#000 88%,transparent);
}
.marquee__track{
  display:flex;align-items:center;gap:44px;width:max-content;
  animation:slide 38s linear infinite;
}
.marquee__track span{
  font-size:clamp(20px,3.4vw,38px);font-weight:700;letter-spacing:-.02em;
  color:transparent;-webkit-text-stroke:1px rgba(255,255,255,.30);
  transition:-webkit-text-stroke-color .4s;
}
.marquee:hover .marquee__track span{-webkit-text-stroke-color:rgba(255,255,255,.62)}
.marquee__track em{color:var(--brand);font-size:20px;font-style:normal}
@keyframes slide{to{transform:translateX(-50%)}}

/* ============================================================
   MANIFESTO — word-by-word reveal
   ============================================================ */
.manifesto{padding:clamp(120px,20vh,220px) var(--pad)}
.manifesto__text{
  max-width:1000px;margin-inline:auto;
  font-size:clamp(24px,4.2vw,52px);
  line-height:1.28;letter-spacing:-.03em;font-weight:600;
  text-align:center;
}
.manifesto__text .rw{
  color:rgba(255,255,255,.13);
  transition:color .35s var(--ease-soft);
}
.manifesto__text .rw.on{color:var(--ink)}

/* ============================================================
   PRACTICES — sticky scroll stage
   ============================================================ */
/* Height scales with visible practice panes (4 public; silicon kept in DOM but hidden). */
.practice{position:relative;height:460vh}
.practice__sticky{
  position:sticky;top:0;height:100svh;
  display:flex;flex-direction:column;
  padding:96px var(--pad) 40px;
  overflow:hidden;
}
.practice__head{
  max-width:var(--max);width:100%;margin:0 auto 8px;
  display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap;
}
.practice__dots{display:flex;gap:8px;flex-wrap:wrap}
.practice__dots button{
  display:flex;align-items:center;gap:7px;
  padding:8px 16px;border-radius:100px;cursor:pointer;
  border:1px solid var(--line-soft);background:transparent;
  font-size:13.5px;font-weight:550;color:var(--ink-3);
  transition:color .4s,border-color .4s,background .4s;
}
.practice__dots button b{font-family:var(--mono);font-size:11px;opacity:.65}
.practice__dots button.is-active{
  color:var(--ink);border-color:rgba(255,255,255,.28);background:rgba(255,255,255,.06);
}

.practice__stage{position:relative;flex:1;max-width:var(--max);width:100%;margin-inline:auto}

.pane{
  position:absolute;inset:0;
  display:grid;grid-template-columns:1fr 1fr;align-items:center;gap:clamp(28px,5vw,72px);
  opacity:0;visibility:hidden;
  transition:opacity .7s var(--ease-soft),visibility .7s;
}
.pane.is-active{opacity:1;visibility:visible}

.pane__copy>*{
  opacity:0;transform:translateY(30px);
  transition:opacity .75s var(--ease),transform .75s var(--ease);
}
.pane.is-active .pane__copy>*{opacity:1;transform:none}
.pane.is-active .pane__copy>*:nth-child(1){transition-delay:.06s}
.pane.is-active .pane__copy>*:nth-child(2){transition-delay:.13s}
.pane.is-active .pane__copy>*:nth-child(3){transition-delay:.20s}
.pane.is-active .pane__copy>*:nth-child(4){transition-delay:.27s}

.pane__num{
  display:inline-block;font-family:var(--mono);font-size:13px;letter-spacing:.2em;
  color:var(--accent);margin-bottom:14px;
}
.pane__copy h2{
  font-size:clamp(34px,4.9vw,66px);line-height:1.0;letter-spacing:-.042em;
  font-weight:700;margin-bottom:20px;
  overflow-wrap:break-word;hyphens:none;
}
.pane__copy p{color:var(--ink-2);font-size:clamp(16px,1.7vw,19px);max-width:46ch;margin-bottom:26px}
.pane__list{list-style:none;display:grid;gap:11px}
.pane__list li{
  position:relative;padding-left:26px;
  font-size:15.5px;color:var(--ink-2);
}
.pane__list li::before{
  content:"";position:absolute;left:0;top:.62em;
  width:9px;height:9px;border-radius:3px;
  background:var(--accent);box-shadow:0 0 14px var(--accent);
}

.pane__visual{position:relative;display:grid;place-items:center;height:100%}
.pane__visual::before{ /* accent halo */
  content:"";position:absolute;width:88%;aspect-ratio:1;border-radius:50%;
  background:radial-gradient(circle,color-mix(in srgb,var(--accent) 26%,transparent) 0%,transparent 64%);
  filter:blur(30px);
}
.viz{width:min(100%,520px);height:auto;position:relative}

/* ---------- Scroll-unfold engine ----------
   JS sets --p (0→1 through the pane) plus four staged values --s1…--s4.
   Every visual below is built from those, so the artwork assembles as you
   scroll and reverses when you scroll back up.                          */
.pane{--p:0;--s1:0;--s2:0;--s3:0;--s4:0}
.viz *{transform-box:view-box}
.viz text{font-family:var(--mono);font-weight:600}

/* --- 01 AI : the network wires itself up, then predicts --- */
.viz--ai .e{fill:none;stroke:url(#gAI);stroke-width:1.15;stroke-dasharray:1;opacity:.75}
.viz--ai .e--1{stroke-dashoffset:calc(1 - var(--s1))}
.viz--ai .e--2{stroke-dashoffset:calc(1 - var(--s2))}
.viz--ai .e--3{stroke-dashoffset:calc(1 - var(--s3))}

.viz--ai .lay circle{fill:#0B1020;stroke:var(--accent);stroke-width:2;transform-origin:center}
.viz--ai .lay--1{opacity:var(--s1)}
.viz--ai .lay--2{opacity:var(--s1)}
.viz--ai .lay--3{opacity:var(--s2)}
.viz--ai .lay--4{opacity:var(--s3)}
.pane.is-active .viz--ai .lay circle{animation:nodePulse 2.6s var(--ease-soft) infinite}
.viz--ai .lay--2 circle:nth-child(even){animation-delay:.45s}
.viz--ai .lay--3 circle:nth-child(odd){animation-delay:.9s}
@keyframes nodePulse{0%,100%{fill:#0B1020}50%{fill:var(--accent)}}

/* output neurons light up once the signal arrives */
.viz--ai .lay--4 circle{
  fill:color-mix(in srgb,var(--accent) calc(var(--s4) * 100%),#0B1020);
  filter:drop-shadow(0 0 calc(18px * var(--s4)) var(--accent));
}
.viz--ai .ai-pred .track{fill:rgba(255,255,255,.08)}
.viz--ai .ai-pred .fill{
  fill:var(--accent);
  transform:scaleX(var(--s4));transform-origin:52px 362px;
  filter:drop-shadow(0 0 10px var(--accent));
}
.viz--ai .ai-pred .lbl{fill:var(--ink-3);font-size:11px;letter-spacing:.18em;opacity:var(--s3)}
.viz--ai .ai-pred .val{fill:var(--accent);font-size:14px;letter-spacing:.06em;opacity:var(--s4)}

/* --- 02 Telecom : tower transmits, satellite unfolds in orbit --- */
.viz--tel .tel-orbit{stroke:var(--accent);stroke-opacity:.32;stroke-width:1.3;stroke-dasharray:1;stroke-dashoffset:calc(1 - var(--s2))}
.viz--tel .tel-ground{stroke:rgba(255,255,255,.18);stroke-width:1.5}

.viz--tel .tel-tower .mast,.viz--tel .tel-tower .dish{
  stroke:#E8ECFF;stroke-width:3.4;fill:none;stroke-linecap:round;
}
.viz--tel .tel-tower{transform:scaleY(var(--s1));transform-origin:200px 336px}
.viz--tel .beacon{
  fill:var(--accent);opacity:var(--s1);
  filter:drop-shadow(0 0 12px var(--accent));
}
.pane.is-active .viz--tel .beacon{animation:blink 1.6s var(--ease-soft) infinite}
@keyframes blink{0%,100%{opacity:1}50%{opacity:.35}}

/* satellite: solar arrays deploy on scroll */
.viz--tel .sat-core,.viz--aero .sat-core{fill:#0B1020;stroke:var(--accent);stroke-width:2}
.viz--tel .sat-arm,.viz--aero .sat-arm{stroke:var(--accent);stroke-width:2;opacity:calc(var(--s3) * .9)}
.viz--tel .sat-ant,.viz--aero .sat-ant{stroke:var(--accent);stroke-width:2;fill:none;opacity:var(--s3)}
.viz--tel .sat-panel,.viz--aero .sat-panel{
  fill:color-mix(in srgb,var(--accent) 26%,#08111C);
  stroke:var(--accent);stroke-width:1.4;
  transform-box:fill-box;transform:scaleX(var(--s3));
}
.viz--tel .sat-panel--l,.viz--aero .sat-panel--l{transform-origin:right center}
.viz--tel .sat-panel--r,.viz--aero .sat-panel--r{transform-origin:left center}
.viz--tel .tel-sat,.viz--aero .aero-sat{opacity:var(--s2)}

/* uplink beam opens up last */
.viz--tel .tel-beam{
  opacity:calc(var(--s4) * .9);
  transform:scaleY(var(--s4));transform-origin:200px 200px;
}
.viz--tel .rings circle{opacity:0;transform-origin:200px 336px}
.pane.is-active .viz--tel .rings circle{animation:emit 3.4s var(--ease-soft) infinite}
.viz--tel .rings circle:nth-child(2){animation-delay:.85s}
.viz--tel .rings circle:nth-child(3){animation-delay:1.7s}
.viz--tel .rings circle:nth-child(4){animation-delay:2.55s}
@keyframes emit{0%{opacity:.9;transform:scale(.18)}100%{opacity:0;transform:scale(1)}}

.viz--tel .bars rect{fill:var(--accent);opacity:calc(var(--s2) * .85);transform-origin:center bottom;transform-box:fill-box}
.pane.is-active .viz--tel .bars rect{animation:eq 1.25s var(--ease-soft) infinite alternate}
.viz--tel .bars rect:nth-child(2){animation-delay:.14s}
.viz--tel .bars rect:nth-child(3){animation-delay:.28s}
.viz--tel .bars rect:nth-child(4){animation-delay:.2s}
.viz--tel .bars rect:nth-child(5){animation-delay:.34s}
.viz--tel .bars rect:nth-child(6){animation-delay:.08s}
@keyframes eq{from{transform:scaleY(.45)}to{transform:scaleY(1.2)}}

/* --- 03 Aerospace : plane crosses, rocket climbs, stage drops, sat deploys --- */
.viz--aero .stars circle{fill:#FFE9C9;opacity:calc(var(--s1) * .75)}
.pane.is-active .viz--aero .stars circle{animation:twinkle 3.4s var(--ease-soft) infinite alternate}
.viz--aero .stars circle:nth-child(even){animation-delay:1.1s}
@keyframes twinkle{from{opacity:.25}to{opacity:.9}}

.viz--aero .aero-planet{filter:drop-shadow(0 -6px 46px rgba(255,138,61,.36))}
.viz--aero .aero-atmo{stroke:#FF8A3D;stroke-opacity:.45;stroke-width:1.6}
.viz--aero .aero-orbit{stroke:var(--accent);stroke-opacity:.3;stroke-width:1.3;stroke-dasharray:1;stroke-dashoffset:calc(1 - var(--s3))}

/* airliner flies left → right as the pane scrolls */
.viz--aero .aero-plane path{fill:#E8ECFF;opacity:.9}
.viz--aero .aero-plane{
  transform:translate(calc(-60px + 460px * var(--s1)),268px);
  opacity:calc(1 - var(--s4) * .75);
}

/* rocket lifts off */
.viz--aero .aero-rocket{transform:translateY(calc(-186px * var(--s2)))}
.viz--aero .rk-nose{fill:#F43F5E}
.viz--aero .rk-body{fill:#E8ECFF}
.viz--aero .rk-port{fill:#0B1020}
.viz--aero .rk-fin{fill:#FF8A3D}
.viz--aero .rk-booster rect{fill:#C9D2E8}
.viz--aero .rk-flame{
  fill:url(#gFlame);
  transform-box:fill-box;transform-origin:top center;
  transform:scaleY(calc(.35 + 1.05 * var(--s2)));
  opacity:calc(var(--s2) * 1.4);
}
.pane.is-active .viz--aero .rk-flame{animation:flicker .18s steps(2) infinite alternate}
@keyframes flicker{from{opacity:.75}to{opacity:1}}

/* stage separation: booster falls away and fades */
.viz--aero .rk-booster{
  transform:translateY(calc(120px * var(--s4))) rotate(calc(18deg * var(--s4)));
  transform-origin:104px 305px;
  opacity:calc(1 - var(--s4));
}

/* --- 04 Applied AI : agent hub unfolds across industries --- */
.viz--applied .app-ring{
  stroke-dasharray:1;stroke-dashoffset:calc(1 - var(--s1));
  opacity:calc(.35 + .65 * var(--s1));
}
.viz--applied .app-spokes .spoke{
  stroke-dasharray:1;stroke-dashoffset:calc(1 - var(--s2));
  opacity:calc(.4 + .6 * var(--s2));
}
/* Circles / tags fade in — never drop label contrast below readable */
.viz--applied .app-nodes .inode circle,
.viz--applied .app-nodes .inode .tag{
  opacity:calc(.5 + .5 * var(--s3));
  filter:drop-shadow(0 0 14px rgba(30,123,255,.65));
}
.viz--applied .app-nodes text{
  opacity:calc(.85 + .15 * var(--s3)) !important;
}
.viz--applied .app-core{
  transform:scale(calc(.4 + .6 * var(--s1)));
  transform-origin:200px 168px;
  opacity:calc(.7 + .3 * var(--s1));
}
.viz--applied .core-glow{filter:blur(10px)}
.pane.is-active .viz--applied .core-glow{animation:appPulse 2.4s var(--ease-soft) infinite}
@keyframes appPulse{0%,100%{opacity:.55}50%{opacity:1}}
.viz--applied .app-agents circle{
  opacity:calc(.35 + .65 * var(--s4));
  filter:drop-shadow(0 0 12px #4AA8FF);
}
.viz--applied .app-status{
  opacity:calc(.7 + .3 * var(--s4));
  filter:drop-shadow(0 8px 24px rgba(30,123,255,.4));
}

/* --- 05 Semiconductors : the package opens up (COI-hidden) --- */
.viz--chip .chip-traces path{
  fill:none;stroke:var(--accent);stroke-opacity:.4;stroke-width:1.3;
  stroke-dasharray:1;stroke-dashoffset:calc(1 - var(--s1));
}
.viz--chip .chip-pulses circle{fill:#7CFFCB;opacity:var(--s2);filter:drop-shadow(0 0 7px #7CFFCB)}

.viz--chip .chip-tag{
  fill:var(--accent);font-size:9.5px;letter-spacing:.16em;
  opacity:calc(var(--s4) * .9);
}
.viz--chip .chip-sub rect{fill:#0A1A16;stroke:var(--accent);stroke-opacity:.45;stroke-width:1.3}
.viz--chip .chip-pins path{stroke:var(--accent);stroke-opacity:.7;stroke-width:2.6;stroke-linecap:round}
.viz--chip .chip-sub{transform:translateY(calc(52px * var(--s3)))}

.viz--chip .chip-die rect{fill:url(#gDie);stroke:var(--accent);stroke-opacity:.75;stroke-width:1.4}
.viz--chip .die-grid path{stroke:#0B1F18;stroke-width:1}
.viz--chip .die-label{fill:#7CFFCB;font-size:13px;letter-spacing:.14em;opacity:var(--s3)}
.viz--chip .chip-die{filter:drop-shadow(0 0 calc(30px * var(--s3)) rgba(52,231,166,.45))}

/* the lid lifts off to expose the die */
.viz--chip .chip-lid rect{fill:url(#gLid);stroke:var(--accent);stroke-opacity:.6;stroke-width:1.4}
.viz--chip .lid-notch{stroke:var(--accent);stroke-opacity:.6;stroke-width:2;stroke-linecap:round}
.viz--chip .chip-lid{
  transform:translateY(calc(-74px * var(--s3)));
  opacity:calc(1 - var(--s3) * .25);
}

.practice__rail{height:2px;background:var(--line-soft);border-radius:2px;max-width:var(--max);width:100%;margin:26px auto 0}
.practice__rail i{display:block;height:100%;width:0;background:var(--grad);border-radius:2px;transition:width .15s linear}

/* Short desktop viewports: tighten the pinned stage so nothing collides. */
@media (min-width:861px) and (max-height:860px){
  .practice__sticky{padding:84px var(--pad) 30px}
  .pane__copy h2{font-size:clamp(32px,4.6vw,60px);margin-bottom:14px}
  .pane__copy p{font-size:16px;margin-bottom:18px}
  .pane__list{gap:8px}
  .pane__list li{font-size:14.5px;padding-left:23px}
  .pane__list li::before{width:8px;height:8px}
  .pane__num{margin-bottom:10px}
  .practice__rail{margin-top:16px}
  .viz{width:min(100%,420px)}
}
@media (min-width:861px) and (max-height:680px){
  .practice__sticky{padding:74px var(--pad) 24px}
  .practice__head{margin-bottom:0}
  .pane__copy h2{font-size:clamp(28px,3.8vw,44px)}
  .pane__copy p{font-size:15px;margin-bottom:14px}
  .pane__list li{font-size:13.5px}
  .viz{width:min(100%,330px)}
}

/* ============================================================
   STATS
   ============================================================ */
.stats{padding:clamp(90px,14vh,150px) 0;border-block:1px solid var(--line-soft)}
.stats__grid{display:grid;grid-template-columns:repeat(4,1fr);gap:clamp(24px,4vw,54px)}
.stat b{
  display:block;font-size:clamp(44px,6vw,80px);font-weight:700;letter-spacing:-.045em;
  line-height:1;margin-bottom:14px;
  background:var(--grad);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;
  font-variant-numeric:tabular-nums;
}
.stat span{color:var(--ink-3);font-size:14.5px;line-height:1.5}

/* ============================================================
   CAPABILITIES
   ============================================================ */
.caps{padding:clamp(110px,17vh,190px) 0}
.caps__grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.card{
  position:relative;padding:36px 32px 34px;border-radius:var(--r);
  background:linear-gradient(180deg,rgba(255,255,255,.055),rgba(255,255,255,.018));
  border:1px solid var(--line-soft);
  overflow:hidden;isolation:isolate;
  transition:transform .55s var(--ease),border-color .45s,box-shadow .55s;
  transform-style:preserve-3d;
}
.card::before{ /* hover spotlight follows cursor */
  content:"";position:absolute;inset:-1px;z-index:-1;opacity:0;
  background:radial-gradient(340px circle at var(--mx,50%) var(--my,50%),rgba(30,123,255,.20),transparent 62%);
  transition:opacity .45s;
}
.card:hover{border-color:rgba(255,255,255,.22);box-shadow:0 26px 60px -24px rgba(0,0,0,.85)}
.card:hover::before{opacity:1}
.card__icon{
  width:50px;height:50px;border-radius:14px;display:grid;place-items:center;
  background:rgba(30,123,255,.12);border:1px solid rgba(30,123,255,.28);
  font-size:22px;color:var(--brand);margin-bottom:22px;
}
.card h3{font-size:20px;font-weight:650;letter-spacing:-.02em;margin-bottom:10px}
.card p{color:var(--ink-2);font-size:15.3px;line-height:1.62}

/* ============================================================
   PROCESS
   ============================================================ */
.process{padding:clamp(110px,17vh,190px) 0}
.steps{position:relative;display:grid;grid-template-columns:repeat(4,1fr);gap:24px;padding-top:56px}
.steps__line{position:absolute;top:14px;left:0;right:0;height:2px;background:var(--line-soft);border-radius:2px}
.steps__line i{display:block;height:100%;width:0;background:var(--grad);border-radius:2px;box-shadow:0 0 16px rgba(30,123,255,.7)}
.step{position:relative}
.step::before{
  content:"";position:absolute;top:-49px;left:0;
  width:12px;height:12px;border-radius:50%;
  background:var(--bg);border:2px solid var(--brand);
}
.step__n{display:block;font-family:var(--mono);font-size:12.5px;letter-spacing:.2em;color:var(--brand);margin-bottom:12px}
.step h3{font-size:22px;font-weight:650;letter-spacing:-.02em;margin-bottom:10px}
.step p{color:var(--ink-2);font-size:15.3px;line-height:1.62}

/* ============================================================
   WHY
   ============================================================ */
.why{position:relative;padding:clamp(110px,17vh,190px) 0;overflow:hidden}
.why__bg{
  position:absolute;inset:0;z-index:-1;
  background:
    radial-gradient(700px circle at 12% 22%,rgba(91,184,255,.12),transparent 58%),
    radial-gradient(700px circle at 88% 78%,rgba(34,211,238,.10),transparent 58%);
}
.why__grid{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
.why__item{
  padding:32px;border-radius:var(--r);
  border:1px solid var(--line-soft);
  background:rgba(255,255,255,.032);
  backdrop-filter:blur(10px);
  transition:transform .5s var(--ease),border-color .4s,background .4s;
}
.why__item:hover{transform:translateY(-5px);border-color:rgba(255,255,255,.2);background:rgba(255,255,255,.055)}
.why__item b{display:block;font-size:19px;font-weight:650;letter-spacing:-.02em;margin-bottom:10px}
.why__item p{color:var(--ink-2);font-size:15.3px;line-height:1.62}

/* ============================================================
   CTA / CONTACT
   ============================================================ */
.cta{position:relative;padding:clamp(120px,18vh,200px) 0;overflow:hidden;text-align:center}
.cta__aurora{
  position:absolute;inset:0;z-index:-1;
  background:
    radial-gradient(60% 50% at 50% 0%,rgba(30,123,255,.24),transparent 70%),
    radial-gradient(50% 40% at 20% 100%,rgba(91,184,255,.16),transparent 70%),
    radial-gradient(50% 40% at 80% 100%,rgba(10,95,255,.14),transparent 70%);
  animation:aurora 14s var(--ease-soft) infinite alternate;
}
@keyframes aurora{from{transform:scale(1) translateY(0)}to{transform:scale(1.15) translateY(-24px)}}
.cta__title{font-size:clamp(42px,8vw,104px);line-height:.98;letter-spacing:-.045em;font-weight:700;margin-bottom:22px}
.cta__sub{color:var(--ink-2);font-size:clamp(16px,2vw,20px);max-width:600px;margin:0 auto 48px}

.cta__form{max-width:640px;margin:0 auto;display:grid;gap:16px;text-align:left}
.cta__form .row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.cta__form label{display:grid;gap:8px}
.cta__form label span{font-size:13px;font-weight:600;color:var(--ink-3);letter-spacing:.02em}
.cta__form input,.cta__form select,.cta__form textarea{
  width:100%;padding:14px 16px;border-radius:12px;
  background:rgba(255,255,255,.04);border:1px solid var(--line);
  color:var(--ink);font-size:15.5px;resize:vertical;
  transition:border-color .3s,background .3s,box-shadow .3s;
}
.cta__form input::placeholder,.cta__form textarea::placeholder{color:var(--ink-3)}
.cta__form input:focus,.cta__form select:focus,.cta__form textarea:focus{
  outline:none;border-color:var(--brand);background:rgba(255,255,255,.07);
  box-shadow:0 0 0 4px rgba(30,123,255,.16);
}
.cta__form select option{background:#0B0D14}
.cta__form .btn{justify-content:center;margin-top:6px}
.cta__note{font-size:14px;color:var(--brand-3);min-height:20px;text-align:center}
.cta__mail{
  display:inline-block;margin-top:44px;
  font-size:clamp(18px,2.6vw,28px);font-weight:600;letter-spacing:-.02em;
  background:var(--grad);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;
  border-bottom:1px solid rgba(30,123,255,.35);padding-bottom:3px;
}

/* ============================================================
   FOOTER
   ============================================================ */
.footer{border-top:1px solid var(--line-soft);padding-top:64px;background:var(--bg-2)}
.footer__inner{display:grid;grid-template-columns:1.4fr 1fr;gap:48px;padding-bottom:52px}
.footer__logo{display:inline-block;margin-bottom:6px}
.footer__logo img{width:min(180px,55vw);height:auto;filter:drop-shadow(0 8px 28px rgba(30,123,255,.22))}
.footer__brand p{color:var(--ink-3);font-size:14.6px;max-width:44ch;margin-top:14px;line-height:1.6}
.footer__cols{display:grid;grid-template-columns:1fr 1fr;gap:32px}
.footer__cols b{display:block;font-size:13px;letter-spacing:.14em;text-transform:uppercase;color:var(--ink);margin-bottom:16px}
.footer__cols a{display:block;color:var(--ink-3);font-size:14.6px;padding:5px 0;transition:color .3s}
.footer__cols a:hover{color:var(--ink)}
.footer__base{
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  padding-block:24px;border-top:1px solid var(--line-soft);
  color:var(--ink-3);font-size:13.5px;
}

/* ============================================================
   REVEAL
   ============================================================ */
.reveal{opacity:0;transform:translateY(34px);transition:opacity .9s var(--ease),transform .9s var(--ease)}
.reveal.in{opacity:1;transform:none}
.caps__grid .reveal.in:nth-child(2),.why__grid .reveal.in:nth-child(2){transition-delay:.09s}
.caps__grid .reveal.in:nth-child(3),.why__grid .reveal.in:nth-child(3){transition-delay:.18s}
.caps__grid .reveal.in:nth-child(4),.why__grid .reveal.in:nth-child(4){transition-delay:.27s}
.caps__grid .reveal.in:nth-child(5){transition-delay:.36s}
.caps__grid .reveal.in:nth-child(6){transition-delay:.45s}
.stats__grid .reveal.in:nth-child(2){transition-delay:.10s}
.stats__grid .reveal.in:nth-child(3){transition-delay:.20s}
.stats__grid .reveal.in:nth-child(4){transition-delay:.30s}
.steps .reveal.in:nth-child(3){transition-delay:.10s}
.steps .reveal.in:nth-child(4){transition-delay:.20s}
.steps .reveal.in:nth-child(5){transition-delay:.30s}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width:1024px){
  .caps__grid{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(2,1fr);gap:44px 24px}
  .steps__line{display:none}
  .step::before{display:none}
  .stats__grid{grid-template-columns:repeat(2,1fr);gap:44px 24px}
}

@media (max-width:860px){
  .nav__links{display:none}
  .nav__inner .btn{display:none}
  .nav__burger{display:block}
  .nav__mobile{display:flex}

  .practice{height:auto}
  .practice__sticky{position:static;height:auto;padding:90px var(--pad)}
  .practice__head{margin-bottom:34px}
  .practice__dots{display:none}
  .practice__stage{display:grid;gap:96px}
  .pane{
    position:static;opacity:1;visibility:visible;
    grid-template-columns:1fr;gap:34px;
  }
  .pane__copy>*{opacity:1;transform:none}
  .pane__visual{order:-1;height:auto}
  .viz{width:min(78%,360px)}
  .practice__rail{display:none}
}

@media (max-width:640px){
  body{font-size:16px}
  .caps__grid,.why__grid{grid-template-columns:1fr}
  .stats__grid{grid-template-columns:1fr;gap:38px}
  .steps{grid-template-columns:1fr;gap:38px}
  .cta__form .row{grid-template-columns:1fr}
  .footer__inner{grid-template-columns:1fr;gap:36px}
  .hero{padding-top:104px}
  .hero__cta{flex-direction:column;align-items:stretch}
  .hero__cta .btn{justify-content:center}
  .cursor-glow{display:none}
}

/* ============================================================
   CONFLICT-OF-INTEREST HIDE
   Elements with .coi-hidden stay in the HTML but are not shown.
   To re-enable Semiconductors: remove `coi-hidden` from those
   nodes in index.html (and restore "Four" / count "4" copy).
   ============================================================ */
.coi-hidden{display:none !important}

/* ============================================================
   ACCESSIBILITY
   ============================================================ */
:where(a,button,input,select,textarea):focus-visible{
  outline:2px solid var(--brand);outline-offset:3px;border-radius:6px;
}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{
    animation-duration:.001ms !important;animation-iteration-count:1 !important;
    transition-duration:.001ms !important;
  }
  .fade-up,.reveal,.hero__title .w{opacity:1 !important;transform:none !important}
  .manifesto__text .rw{color:var(--ink)}
  .hero__canvas,.cursor-glow{display:none}
  .pane{position:static;opacity:1;visibility:visible}
  .practice{height:auto}
  .practice__sticky{position:static;height:auto}
  .practice__stage{display:grid;gap:90px}
}