:root{
  --bg:#0a0a0c;
  --bg-2:#101013;
  --bg-3:#17171b;
  --card:#121215;
  --card-2:#1a1a1f;
  --line:rgba(255,255,255,.09);
  --line-2:rgba(255,255,255,.17);
  --line-3:rgba(255,255,255,.34);
  --tint:rgba(255,255,255,.06);
  --text:#f2f2f4;
  --muted:#93939f;
  --purple:#a100fe;
  --purple-2:#b25cff;
  --purple-3:#d3a8ff;
  --purple-deep:#7a12c9;
  --glow:rgba(161,0,254,.16);
  --white:#ffffff;
  --ok:#34d399;
  --radius:18px;
  --shadow:0 18px 50px rgba(0,0,0,.45);
  --logo-invert:1;
}
[data-theme="light"]{
  --bg:#ffffff;
  --bg-2:#f7f7f8;
  --bg-3:#f0f0f2;
  --card:#ffffff;
  --card-2:#f7f7f9;
  --line:rgba(0,0,0,.10);
  --line-2:rgba(0,0,0,.16);
  --line-3:rgba(0,0,0,.30);
  --tint:rgba(0,0,0,.05);
  --text:#121216;
  --muted:#63636e;
  --glow:rgba(161,0,254,.10);
  --shadow:0 18px 46px rgba(0,0,0,.10);
  --logo-invert:0;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:"Inter","Helvetica Neue",Helvetica,Arial,sans-serif;
  background:var(--bg);color:var(--text);
  overflow-x:hidden;line-height:1.6;
  transition:background .4s ease,color .4s ease;
}
::selection{background:var(--purple);color:#fff}
a{color:inherit;text-decoration:none}
img{max-width:100%}
.wrap{max-width:1200px;margin:0 auto;padding:0 24px}
h1,h2,h3{font-weight:800;letter-spacing:-.02em;line-height:1.12}
.mono{font-family:"SF Mono",ui-monospace,Menlo,Consolas,monospace}

/* ---------- Nav ---------- */
nav.site-nav{
  position:fixed;top:0;left:0;right:0;z-index:100;
  backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);
  background:color-mix(in srgb,var(--bg) 78%,transparent);
  border-bottom:1px solid var(--line);
  transition:background .4s;
}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:68px;gap:18px}
.logo{display:flex;align-items:center;gap:10px}
.logo-img{height:16px;width:auto;display:block;filter:invert(var(--logo-invert));transition:filter .4s}
.logo-img.foot{height:42px}
.nav-links{display:flex;gap:24px;align-items:center;font-size:.92rem;font-weight:500}
.nav-links a{color:var(--muted);transition:color .2s;white-space:nowrap}
.nav-links a:hover{color:var(--text)}
.nav-links a.active{color:var(--text);font-weight:700}
.nav-cta{display:flex;gap:10px;align-items:center}
.btn{
  display:inline-flex;align-items:center;gap:8px;
  padding:11px 22px;border-radius:999px;font-weight:700;font-size:.92rem;
  border:1px solid transparent;cursor:pointer;transition:all .25s ease;
  font-family:inherit;
}
.btn-primary{
  background:linear-gradient(100deg,
    var(--purple-deep) 0%,var(--purple) 34%,
    var(--purple-2) 50%,
    var(--purple) 66%,var(--purple-deep) 100%);
  background-size:250% auto;color:#fff;
  animation:shine 5s linear infinite;
}
.btn-primary:hover{transform:translateY(-2px);animation-duration:2.2s}
.btn-ghost{border-color:var(--line-2);color:var(--text);background:transparent}
.btn-ghost:hover{border-color:var(--text);color:var(--text)}
.btn-sm{padding:8px 16px;font-size:.85rem}
.theme-toggle{
  width:40px;height:40px;border-radius:50%;border:1px solid var(--line-2);
  background:transparent;color:var(--text);cursor:pointer;display:grid;place-items:center;
  font-size:1.05rem;transition:all .25s;flex:none;
}
.theme-toggle:hover{border-color:var(--text);transform:rotate(20deg)}
.hamburger{display:none;background:none;border:none;color:var(--text);font-size:1.6rem;cursor:pointer}

/* ---------- Hero (home) ---------- */
.hero{
  position:relative;min-height:100vh;display:flex;align-items:center;
  padding:140px 0 90px;overflow:hidden;
}
#heroCanvas{position:absolute;inset:0;width:100%;height:100%;z-index:0}
.hero-glow{
  position:absolute;width:680px;height:680px;border-radius:50%;
  background:radial-gradient(circle,var(--glow) 0%,transparent 62%);
  top:-320px;right:-260px;z-index:0;pointer-events:none;
  animation:pulseGlow 7s ease-in-out infinite;
}
.hero-glow.two{top:auto;right:auto;bottom:-380px;left:-300px;animation-delay:3.5s}
@keyframes pulseGlow{0%,100%{opacity:.45;transform:scale(1)}50%{opacity:.75;transform:scale(1.06)}}
.hero-inner{position:relative;z-index:2;width:100%}
.eyebrow{
  display:inline-flex;align-items:center;gap:9px;
  padding:8px 18px;border-radius:999px;border:1px solid var(--line-2);
  background:color-mix(in srgb,var(--card) 70%,transparent);
  font-size:.82rem;font-weight:600;color:var(--muted);letter-spacing:.09em;
  text-transform:uppercase;margin-bottom:28px;
}
.eyebrow .dot{width:7px;height:7px;border-radius:50%;background:var(--purple);animation:blink 1.8s infinite}
@keyframes blink{0%,100%{opacity:1;box-shadow:0 0 8px var(--purple)}50%{opacity:.35;box-shadow:none}}
.hero h1{font-size:clamp(2.6rem,6.4vw,4.9rem);max-width:900px;margin-bottom:26px}
.grad{color:var(--purple-2)}
[data-theme="light"] .grad{color:var(--purple)}
.hero .lead{font-size:1.18rem;color:var(--muted);max-width:640px;margin-bottom:40px}
.hero-ctas{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:64px}
.stack-pills{display:flex;gap:12px;flex-wrap:wrap}
.pill{
  display:flex;align-items:center;gap:11px;padding:14px 20px;border-radius:14px;
  border:1px solid var(--line);background:color-mix(in srgb,var(--card) 82%,transparent);
  backdrop-filter:blur(8px);transition:all .3s;
}
.pill:hover{border-color:var(--line-2);transform:translateY(-3px)}
.pill .num{font-size:.72rem;font-weight:800;color:var(--muted);letter-spacing:.1em}
.pill .name{font-weight:700;font-size:.98rem}
.pill .tag{font-size:.78rem;color:var(--muted)}

/* ---------- Product brand lockups (Street AI / TCDC) ----------
   The complete logo, shown as one intact image. Two variants only so the
   wordmark stays legible on either theme; the purple artwork is identical in
   both and is never animated. */
.brandmark{display:block;width:100%;line-height:0}
.brandmark img{display:block;width:100%;height:auto}
.brandmark .bm-dark{display:block}
.brandmark .bm-light{display:none}
[data-theme="light"] .brandmark .bm-dark{display:none}
[data-theme="light"] .brandmark .bm-light{display:block}
@keyframes shine{to{background-position:250% center}}

.page-hero h1.brandmark-hero{max-width:400px;margin-bottom:26px}
.page-hero h1.brandmark-hero.tcdc{max-width:340px}

/* ---------- Neon "switch on" when a button / nav item is clicked ---------- */
.btn,.nav-links a{position:relative}
.neon-lit{animation:neonOn .75s ease-out}
.btn.neon-lit{animation:neonOnBtn .75s ease-out}
.btn-primary.neon-lit{animation:neonOnBtn .75s ease-out, shine 5s linear infinite}
@keyframes neonOn{
  0%{text-shadow:none}
  8%{text-shadow:0 0 6px rgba(161,0,254,.95),0 0 16px rgba(161,0,254,.7);color:var(--purple-2)}
  16%{text-shadow:none}
  26%{text-shadow:0 0 8px rgba(161,0,254,1),0 0 22px rgba(161,0,254,.8);color:var(--purple-2)}
  100%{text-shadow:none}
}
@keyframes neonOnBtn{
  0%{box-shadow:0 0 0 rgba(161,0,254,0)}
  8%{box-shadow:0 0 10px rgba(161,0,254,.9),0 0 26px rgba(161,0,254,.55)}
  16%{box-shadow:0 0 0 rgba(161,0,254,0)}
  26%{box-shadow:0 0 14px rgba(161,0,254,1),0 0 38px rgba(161,0,254,.7)}
  100%{box-shadow:0 0 0 rgba(161,0,254,0)}
}
@media (prefers-reduced-motion:reduce){
  .neon-lit{animation:none}
}

/* ---------- Page hero (subpages) ---------- */
.page-hero{
  position:relative;padding:170px 0 80px;overflow:hidden;
  background:
    radial-gradient(700px 380px at 85% 0%,var(--glow),transparent 62%),
    var(--bg);
  border-bottom:1px solid var(--line);
}
.page-hero h1{font-size:clamp(2.3rem,5vw,3.8rem);max-width:840px;margin-bottom:18px}
.page-hero .lead{font-size:1.12rem;color:var(--muted);max-width:680px;margin-bottom:34px}
.page-hero .roboeye-corner{
  position:absolute;right:4%;top:130px;width:min(300px,26vw);opacity:.9;pointer-events:none;
}

/* ---------- Marquee ---------- */
.marquee{
  border-block:1px solid var(--line);background:var(--bg-2);
  overflow:hidden;padding:18px 0;white-space:nowrap;
}
.marquee-track{display:inline-flex;gap:56px;animation:scrollX 30s linear infinite}
.marquee span{font-size:.9rem;font-weight:600;color:var(--muted);letter-spacing:.14em;text-transform:uppercase}
.marquee b{color:var(--text)}
@keyframes scrollX{to{transform:translateX(-50%)}}

/* ---------- Sections ---------- */
section{padding:100px 0;position:relative}
.sec-head{max-width:780px;margin-bottom:56px}
.kicker{
  font-size:.8rem;font-weight:800;letter-spacing:.22em;text-transform:uppercase;
  color:var(--muted);margin-bottom:16px;display:flex;align-items:center;gap:12px;
}
.kicker::before{content:"";width:34px;height:2px;background:var(--purple);border-radius:2px}
.sec-head h2{font-size:clamp(1.9rem,4.2vw,2.9rem);margin-bottom:18px}
.sec-head p{color:var(--muted);font-size:1.06rem}

.reveal{opacity:0;transform:translateY(36px);transition:opacity .8s cubic-bezier(.2,.7,.2,1),transform .8s cubic-bezier(.2,.7,.2,1)}
.reveal.in{opacity:1;transform:none}
.d1{transition-delay:.1s}.d2{transition-delay:.2s}.d3{transition-delay:.3s}.d4{transition-delay:.4s}

/* ---------- Cards / grids ---------- */
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  padding:30px 26px;transition:transform .35s,border-color .35s,box-shadow .35s;
  position:relative;overflow:hidden;
}
.card:hover{transform:translateY(-6px);border-color:var(--line-2);box-shadow:var(--shadow)}
.card .icon{
  width:48px;height:48px;border-radius:13px;display:grid;place-items:center;font-size:1.35rem;
  background:var(--card-2);
  border:1px solid var(--line);margin-bottom:20px;color:var(--text);
}
.card h3{font-size:1.08rem;margin-bottom:10px}
.card p{font-size:.92rem;color:var(--muted)}
.card .idx{
  position:absolute;top:20px;right:22px;font-size:.78rem;font-weight:800;
  color:var(--muted);opacity:.7;letter-spacing:.08em;
}

/* ---------- Product split ---------- */
.product{border-top:1px solid var(--line)}
.product-band{
  display:inline-flex;align-items:center;gap:10px;padding:7px 16px;border-radius:999px;
  background:transparent;
  border:1px solid var(--line-2);font-size:.78rem;font-weight:800;
  letter-spacing:.16em;text-transform:uppercase;color:var(--muted);margin-bottom:22px;
}
.split{display:grid;grid-template-columns:1.05fr .95fr;gap:64px;align-items:center}
.split.rev{grid-template-columns:.95fr 1.05fr}
.split h2{font-size:clamp(1.9rem,3.8vw,2.7rem);margin-bottom:8px}
.split .sub{font-size:1.02rem;color:var(--muted);font-weight:600;margin-bottom:20px}
.split p.body{color:var(--muted);margin-bottom:28px;font-size:1.02rem}
.feat-list{display:flex;flex-direction:column;gap:14px;margin-bottom:34px}
.feat{display:flex;gap:14px;align-items:flex-start}
.feat .fi{
  flex:none;width:30px;height:30px;border-radius:9px;display:grid;place-items:center;
  background:var(--card-2);border:1px solid var(--line);
  color:var(--text);font-size:.82rem;font-weight:800;margin-top:2px;
}
.feat div b{display:block;font-size:.96rem;margin-bottom:2px}
.feat div span{font-size:.88rem;color:var(--muted)}

.visual{
  background:var(--card);border:1px solid var(--line);border-radius:24px;
  padding:36px;box-shadow:var(--shadow);position:relative;overflow:hidden;
}
.visual::before{display:none}
.visual > *{position:relative;z-index:1}
@keyframes spin{to{transform:rotate(360deg)}}
.visual-inner{background:var(--card);border-radius:18px;padding:8px}
.spec-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.spec{
  background:var(--card-2);border:1px solid var(--line);border-radius:14px;
  padding:20px 18px;transition:border-color .3s;
}
.spec:hover{border-color:var(--line-2)}
.spec .v{font-size:1.7rem;font-weight:800;letter-spacing:-.02em;color:var(--text)}
.spec .k{font-size:.78rem;color:var(--muted);margin-top:4px;letter-spacing:.03em}
.truck-art{display:flex;justify-content:center;margin-bottom:22px;animation:float 5s ease-in-out infinite}
@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-10px)}}

/* stack diagram (home) */
.stack-diagram{display:flex;flex-direction:column;align-items:stretch}
.stack-layer{
  background:var(--card-2);border:1px solid var(--line);border-radius:14px;
  padding:18px 22px;display:flex;justify-content:space-between;align-items:center;gap:14px;
  transition:all .3s;
}
.stack-layer:hover{border-color:var(--line-2);transform:scale(1.02)}
.stack-layer b{font-size:.95rem}
.stack-layer span{font-size:.78rem;color:var(--muted);text-align:right}
.stack-arrow{text-align:center;color:var(--muted);font-size:1rem;padding:4px 0;animation:bounceY 2s infinite}
@keyframes bounceY{0%,100%{transform:translateY(0)}50%{transform:translateY(4px)}}

/* roadmap */
.roadmap{display:grid;grid-template-columns:repeat(5,1fr);gap:14px;margin-top:56px}
.stage{
  background:var(--card);border:1px solid var(--line);border-radius:16px;padding:24px 18px;
  position:relative;transition:all .35s;
}
.stage:hover{border-color:var(--line-2);transform:translateY(-5px);box-shadow:var(--shadow)}
.stage .s{font-size:.75rem;font-weight:800;color:var(--text);letter-spacing:.1em}
.stage .t{font-size:.72rem;color:var(--muted);margin-bottom:10px}
.stage h4{font-size:.98rem;margin-bottom:8px}
.stage p{font-size:.8rem;color:var(--muted)}
.stage-bar{height:4px;border-radius:4px;background:var(--line);margin-top:16px;overflow:hidden}
.stage-bar i{display:block;height:100%;background:var(--purple);width:0;transition:width 1.2s cubic-bezier(.2,.7,.2,1)}
.in .stage-bar i{width:var(--w)}

/* metrics */
.metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:60px}
.metric{
  text-align:center;padding:34px 16px;border-radius:var(--radius);
  background:var(--card);border:1px solid var(--line);transition:all .3s;
}
.metric:hover{border-color:var(--line-2)}
.metric .num{font-size:2.6rem;font-weight:800;letter-spacing:-.03em;color:var(--text)}
.metric .num small{font-size:1.3rem}
.metric .lbl{font-size:.85rem;color:var(--muted);margin-top:6px}

/* flow strip */
.flow{
  display:flex;align-items:center;justify-content:center;gap:10px;flex-wrap:wrap;
  padding:26px;border-radius:var(--radius);border:1px dashed var(--line-2);
  background:color-mix(in srgb,var(--card) 60%,transparent);margin-top:48px;
}
.flow .f{
  padding:10px 20px;border-radius:999px;background:var(--card-2);
  border:1px solid var(--line);font-size:.88rem;font-weight:600;
}
.flow .fa{color:var(--muted);font-weight:800}

/* ---------- Data tables ---------- */
.tbl-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--radius);background:var(--card)}
table.tbl{width:100%;border-collapse:collapse;font-size:.9rem;min-width:640px}
table.tbl th{
  text-align:left;padding:16px 18px;font-size:.76rem;letter-spacing:.12em;text-transform:uppercase;
  color:var(--muted);border-bottom:1px solid var(--line-2);background:var(--card-2);
}
table.tbl td{padding:14px 18px;border-bottom:1px solid var(--line);color:var(--muted);vertical-align:top}
table.tbl td:first-child{color:var(--text);font-weight:600}
table.tbl tr:last-child td{border-bottom:none}
table.tbl tr{transition:background .2s}
table.tbl tbody tr:hover{background:var(--card-2)}

/* ---------- Diagram frame ---------- */
.diagram{
  background:var(--card);border:1px solid var(--line);border-radius:24px;
  padding:34px;box-shadow:var(--shadow);position:relative;overflow:hidden;
}
.diagram .dg-head{display:flex;align-items:center;gap:12px;margin-bottom:24px;flex-wrap:wrap}
.diagram .dg-badge{
  padding:5px 14px;border-radius:999px;font-size:.72rem;font-weight:800;letter-spacing:.14em;
  text-transform:uppercase;background:var(--card-2);color:var(--muted);border:1px solid var(--line-2);
}
.diagram .dg-title{font-weight:700;font-size:1.02rem}
.diagram .dg-note{font-size:.78rem;color:var(--muted);margin-top:18px}
.diagram svg{width:100%;height:auto;display:block}
.diagram svg text{font-family:"Inter","Helvetica Neue",Arial,sans-serif}

/* svg shared classes */
.dg-box{fill:var(--card-2);stroke:var(--line-3);rx:12}
.dg-box-hl{fill:rgba(161,0,254,.10);stroke:var(--purple)}
.dg-label{fill:var(--text);font-weight:700}
.dg-sub{fill:var(--muted)}
.dg-line{stroke:var(--line-3);stroke-width:2;fill:none}
.dg-flow{stroke:var(--purple);stroke-width:2.5;fill:none;stroke-dasharray:7 9;animation:dashMove 1.2s linear infinite}
.dg-flow.slow{animation-duration:2.2s}
.dg-flow.rev{animation-direction:reverse}
@keyframes dashMove{to{stroke-dashoffset:-16}}
.dg-dot{fill:var(--purple-2)}
.dg-pulse{animation:dgPulse 2.6s ease-in-out infinite;transform-origin:center;transform-box:fill-box}
@keyframes dgPulse{0%,100%{opacity:.5}50%{opacity:1}}
/* Functional zones sit grey and light up purple one after another.
   Every accent inside a .zone uses currentColor, so animating `color`
   sweeps the whole zone from neutral to brand purple and back. */
.zone{color:var(--line-3)}
.zone text{fill:var(--muted);transition:fill .5s ease}
.zone-glow{animation:zoneSweep 7.2s ease-in-out infinite}
@keyframes zoneSweep{
  0%,100%{color:var(--line-3)}
  10%{color:var(--purple)}
  22%{color:var(--purple)}
  34%{color:var(--line-3)}
}
.zone-glow text{animation:zoneSweepText 7.2s ease-in-out infinite;animation-delay:inherit}
@keyframes zoneSweepText{
  0%,100%{fill:var(--muted)}
  10%,22%{fill:var(--text)}
  34%{fill:var(--muted)}
}

/* ---------- RoboEye motif (rreyeball mark animated) ----------
   Two r-brackets form a viewfinder that keeps changing size, width and height
   while the robot eyes hunt for their target. */
.roboeye{display:inline-block;line-height:0}
.roboeye svg{width:100%;height:auto;overflow:visible}
.roboeye .re-bracket{fill:currentColor}
/* Both brackets scale around the shared view-box centre, which is also the
   centre of the eyes — so the frame always breathes symmetrically AROUND the
   eyes and never clips them. The frame only grows or changes aspect ratio
   (wider / taller); it never shrinks below the resting size. */
.roboeye .re-tl,.roboeye .re-br{transform-box:view-box;transform-origin:50% 50%}
.roboeye .re-tl,.roboeye .re-br{animation:reframe 9.6s ease-in-out infinite}
/* The r brackets themselves morph thick ↔ slim in sync with each re-frame,
   so the double-r also reads big-to-small. */
.roboeye .re-thick{animation:rThick 9.6s ease-in-out infinite}
.roboeye .re-thin{animation:rThin 9.6s ease-in-out infinite}
/* Viewfinder re-frames in fade steps: fade out → reappear at a new size /
   width / height, always enclosing the eyes.
   A rest → B wide → C tall → D big → back to A. */
@keyframes reframe{
  0%,14%{transform:scale(1);opacity:1}
  17%{opacity:0}
  19%{transform:scaleX(1.24) scaleY(1.02);opacity:0}
  23%,37%{transform:scaleX(1.24) scaleY(1.02);opacity:1}
  40%{opacity:0}
  42%{transform:scaleX(1.02) scaleY(1.28);opacity:0}
  46%,60%{transform:scaleX(1.02) scaleY(1.28);opacity:1}
  63%{opacity:0}
  65%{transform:scale(1.2);opacity:0}
  69%,83%{transform:scale(1.2);opacity:1}
  86%{opacity:0}
  88%{transform:scale(1);opacity:0}
  92%,100%{transform:scale(1);opacity:1}
}
@keyframes rThick{
  0%,17%{opacity:1}
  19%,40%{opacity:0}
  42%,63%{opacity:1}
  65%,86%{opacity:0}
  88%,100%{opacity:1}
}
@keyframes rThin{
  0%,17%{opacity:0}
  19%,40%{opacity:1}
  42%,63%{opacity:0}
  65%,86%{opacity:1}
  88%,100%{opacity:0}
}
/* Eyes stay centred inside the frame — only a small bounded glance + blink,
   never enough to reach the frame edge. */
.roboeye .re-eyes{animation:eyesLook 9.6s ease-in-out infinite}
@keyframes eyesLook{
  0%,20%{transform:translate(0,0)}
  30%,44%{transform:translate(11px,-6px)}
  52%,66%{transform:translate(-12px,7px)}
  74%,88%{transform:translate(6px,4px)}
  96%,100%{transform:translate(0,0)}
}
.roboeye .re-eye{animation:eyeBlink 4.6s ease-in-out infinite;transform-origin:center;transform-box:fill-box;fill:currentColor}
@keyframes eyeBlink{0%,42%,48%,100%{transform:scaleY(1)}45%{transform:scaleY(.08)}}
.roboeye.re-purple{color:var(--purple)}
.roboeye.re-ink{color:var(--text)}
.roboeye.re-faint{color:var(--purple);opacity:.10}

/* ---------- Forms ---------- */
.cta-zone{
  background:
    radial-gradient(700px 340px at 12% 0%,var(--glow),transparent 60%),
    radial-gradient(700px 340px at 88% 100%,var(--glow),transparent 60%),
    var(--bg-2);
  border-block:1px solid var(--line);
}
.forms-grid{display:grid;grid-template-columns:1fr 1fr;gap:32px}
.form-card{
  background:var(--card);border:1px solid var(--line);border-radius:24px;
  padding:42px;box-shadow:var(--shadow);position:relative;overflow:hidden;
}
.form-card::after{
  content:"";position:absolute;top:0;left:0;right:0;height:2px;
  background:var(--line-2);
}
.form-card h3{font-size:1.5rem;margin-bottom:8px}
.form-card .fsub{color:var(--muted);font-size:.95rem;margin-bottom:28px}
.badge{
  display:inline-block;padding:5px 14px;border-radius:999px;font-size:.72rem;font-weight:800;
  letter-spacing:.14em;text-transform:uppercase;margin-bottom:18px;
  background:var(--card-2);color:var(--muted);border:1px solid var(--line-2);
}
.fld{margin-bottom:18px}
.fld label{display:block;font-size:.82rem;font-weight:700;margin-bottom:7px;color:var(--text)}
.fld input,.fld select,.fld textarea{
  width:100%;padding:13px 16px;border-radius:12px;border:1px solid var(--line-2);
  background:var(--bg-2);color:var(--text);font-size:.95rem;font-family:inherit;
  transition:border-color .25s,box-shadow .25s;
}
.fld input:focus,.fld select:focus,.fld textarea:focus{
  outline:none;border-color:var(--purple);box-shadow:0 0 0 3px rgba(161,0,254,.12);
}
.fld textarea{resize:vertical;min-height:88px}
.fld-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.form-note{font-size:.78rem;color:var(--muted);margin-top:14px}
.form-success{display:none;text-align:center;padding:40px 10px}
.form-success.show{display:block;animation:popIn .5s cubic-bezier(.2,.7,.3,1.4)}
@keyframes popIn{from{opacity:0;transform:scale(.85)}to{opacity:1;transform:scale(1)}}
.form-success .check{
  width:70px;height:70px;border-radius:50%;margin:0 auto 18px;display:grid;place-items:center;
  background:var(--purple);color:#fff;font-size:2rem;
}
.form-success h4{font-size:1.3rem;margin-bottom:8px}
.form-success p{color:var(--muted);font-size:.92rem}

/* ---------- Timeline (company) ---------- */
.timeline{position:relative;margin-left:18px;padding-left:38px}
.timeline::before{
  content:"";position:absolute;left:0;top:8px;bottom:8px;width:2px;
  background:var(--line-2);
}
.tl-item{position:relative;padding-bottom:42px}
.tl-item:last-child{padding-bottom:0}
.tl-item::before{
  content:"";position:absolute;left:-45px;top:6px;width:14px;height:14px;border-radius:50%;
  background:var(--bg);border:3px solid var(--purple);
}
.tl-item .tl-date{font-size:.78rem;font-weight:800;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);margin-bottom:6px}
.tl-item h4{font-size:1.1rem;margin-bottom:6px}
.tl-item p{font-size:.92rem;color:var(--muted);max-width:640px}

/* ---------- Truck showcase (slow drive) ---------- */
.truck-stage{
  border:1px solid var(--line);border-radius:26px;overflow:hidden;
  box-shadow:var(--shadow);position:relative;background:var(--card);
}
.truck-stage img{
  display:block;width:112%;max-width:112%;
  animation:slowDrive 30s ease-in-out infinite alternate;
  will-change:transform;
}
@keyframes slowDrive{
  0%{transform:translateX(0) translateY(0) scale(1.02)}
  50%{transform:translateX(-5.5%) translateY(-3px) scale(1.045)}
  100%{transform:translateX(-10.5%) translateY(0) scale(1.02)}
}
.truck-caption{
  position:absolute;left:22px;bottom:18px;z-index:2;
  padding:9px 18px;border-radius:999px;font-size:.8rem;font-weight:700;letter-spacing:.1em;
  text-transform:uppercase;color:#fff;background:rgba(10,8,16,.55);
  border:1px solid rgba(255,255,255,.22);backdrop-filter:blur(8px);
}
.truck-float{
  display:block;width:100%;height:auto;
  filter:drop-shadow(0 30px 50px rgba(0,0,0,.45));
  animation:float 6s ease-in-out infinite;
}
[data-theme="light"] .truck-float{filter:drop-shadow(0 24px 44px rgba(0,0,0,.16))}

/* ---------- Live-operations city loop (Street AI hero background) ----------
   Edit the <text> labels / node names directly in the SVG in street-ai.html;
   the animation is driven entirely off the #cityLoop path, so re-routing the
   loop or adding stops only means editing that one path + its nodes. */
.liveops-hero,.scene-hero{min-height:620px;overflow:hidden}
.liveops-bg,.scene-bg{
  position:absolute;inset:0;z-index:0;pointer-events:none;
  opacity:.62;
  -webkit-mask-image:linear-gradient(90deg,transparent 0%,transparent 22%,#000 46%,#000 100%);
          mask-image:linear-gradient(90deg,transparent 0%,transparent 22%,#000 46%,#000 100%);
}
[data-theme="light"] .liveops-bg,[data-theme="light"] .scene-bg{opacity:.72}
.liveops-bg svg,.scene-bg svg{width:100%;height:100%;display:block}

/* --- R1 robotic work-cycle scene --- */
.r1-shell{fill:var(--card);stroke:var(--line-3);stroke-width:2}
.r1-plate{fill:var(--tint);stroke:none}
.r1-wheel{fill:var(--bg-2);stroke:var(--line-3);stroke-width:5}
.r1-arm{stroke:var(--purple-2);stroke-width:11;stroke-linecap:round;fill:none}
.r1-joint{fill:var(--card);stroke:var(--purple-2);stroke-width:4}
.r1-grip{stroke:var(--purple-2);stroke-width:6;stroke-linecap:round;fill:none}
.r1-bin{fill:var(--card-2);stroke:var(--line-3);stroke-width:2.4}
.r1-ground{stroke:var(--line-2);stroke-width:2.5;opacity:.6}
.r1-zone{
  fill:none;stroke:var(--purple);stroke-width:2;stroke-dasharray:7 8;
  animation:dgPulse 2.4s ease-in-out infinite;
}

/* --- TCDC dual-resource scene --- */
.tc-node{fill:var(--card);stroke:var(--line-3);stroke-width:2}
.tc-node-hl{fill:rgba(161,0,254,.14);stroke:var(--purple);stroke-width:2.5;
  animation:dgPulse 3s ease-in-out infinite}
.tc-zone{fill:none;stroke:var(--line-3);stroke-width:1.6;stroke-dasharray:9 8}
.tc-flow{fill:none;stroke:var(--purple);stroke-width:2.5;stroke-dasharray:8 10;
  animation:dashMove 1.4s linear infinite}
.tc-flow.rev{animation-direction:reverse}
.tc-flow.compute{stroke:var(--ok)}
.tc-spark-c{fill:var(--ok)}
.tc-bar{fill:var(--purple-2)}
.lo-road{fill:none;stroke:var(--line-3);stroke-width:26;stroke-linecap:round;opacity:.5}
.lo-road-line{
  fill:none;stroke:var(--purple);stroke-width:2.5;
  stroke-dasharray:14 20;animation:dashMove 1.6s linear infinite;opacity:.75;
}
.lo-node{fill:var(--card);stroke:var(--line-3);stroke-width:2}
.lo-node-soft{fill:var(--card-2);stroke:var(--line-3);stroke-width:1.5}
.lo-label{fill:var(--text);font-weight:800;font-size:13px;letter-spacing:.04em}
.lo-sub{fill:var(--muted);font-size:11px}
.lo-brain{
  fill:rgba(161,0,254,.14);stroke:var(--purple);stroke-width:2.5;
  animation:dgPulse 3s ease-in-out infinite;
}
.lo-truck{fill:var(--purple)}
.lo-truck-cab{fill:var(--purple-2)}
.lo-bin{fill:var(--card-2);stroke:var(--line-3);stroke-width:1.6}
.lo-bin.on{animation:binPing 4.4s ease-in-out infinite}
@keyframes binPing{
  0%,70%,100%{fill:var(--card-2)}
  76%,88%{fill:rgba(161,0,254,.45)}
}
.lo-tele{stroke:var(--purple-2);stroke-width:1.5;fill:none;stroke-dasharray:3 9;opacity:.5;
  animation:dashMove 2.4s linear infinite}
.lo-spark{fill:var(--purple-2)}

/* caption sitting under the hero copy */
.liveops-caption,.scene-caption{
  position:relative;z-index:2;margin-top:40px;max-width:620px;
  padding:18px 22px;border-radius:16px;
  border:1px solid var(--line-2);
  background:color-mix(in srgb,var(--card) 80%,transparent);
  backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);
}
.liveops-caption .lo-kicker,.scene-caption .lo-kicker{
  display:inline-flex;align-items:center;gap:8px;
  font-size:.7rem;font-weight:800;letter-spacing:.2em;text-transform:uppercase;
  color:var(--muted);margin-bottom:8px;
}
.liveops-caption .lo-kicker::before,.scene-caption .lo-kicker::before{
  content:"";width:7px;height:7px;border-radius:50%;background:var(--purple);
  animation:blink 1.8s infinite;
}
.liveops-caption b,.scene-caption b{display:block;font-size:1.12rem;margin-bottom:6px;letter-spacing:-.01em}
.liveops-caption span.lo-copy,.scene-caption span.lo-copy{font-size:.9rem;color:var(--muted);display:block}
@media(max-width:1020px){
  .liveops-bg,.scene-bg{-webkit-mask-image:none;mask-image:none;opacity:.3}
  .liveops-hero,.scene-hero{min-height:auto}
}

/* ---------- Vehicle lineage / evolution ----------
   One continuous spine rather than three separate cards: the media, the rail
   and the copy share a single 3-column grid, and each generation's node
   carries the connecting line out into the gutters on both sides. */
.lineage{position:relative}
.lineage-grid{
  display:grid;grid-template-columns:repeat(3,1fr);gap:0 40px;
  align-items:start;position:relative;
}
.gen{display:flex;flex-direction:column;background:none;border:0;border-radius:0}

/* media */
.gen-media{
  position:relative;aspect-ratio:16/10;overflow:hidden;
  border-radius:14px;background:var(--card-2);
}
.gen-media img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .6s ease}
.gen-media img.contain{object-fit:contain;padding:14px 16px}
.gen:hover .gen-media img{transform:scale(1.05)}
.gen-media.render{background:linear-gradient(175deg,#2c2c31 0%,#1d1d21 60%,#161619 100%)}
[data-theme="light"] .gen-media.render{background:linear-gradient(175deg,#f2f2f4 0%,#e8e8ea 60%,#dedee1 100%)}
.gen-era{
  position:absolute;top:12px;left:12px;z-index:2;
  padding:5px 13px;border-radius:999px;font-size:.68rem;font-weight:800;
  letter-spacing:.16em;text-transform:uppercase;color:#fff;
  background:rgba(10,10,12,.66);border:1px solid rgba(255,255,255,.24);
  backdrop-filter:blur(8px);
}
.gen.is-now .gen-era{background:var(--purple);border-color:transparent}

/* the spine: a node per generation, connectors reaching into the gutters */
.gen-node{position:relative;height:54px;display:grid;place-items:center}
/* One unbroken rail drawn from the first node across all three columns,
   with a light pulse running along it. */
.gen:first-child .gen-node::before,
.gen:first-child .gen-node::after{
  content:"";position:absolute;top:50%;left:50%;margin-top:-1px;
  width:calc(200% + 80px);height:2px;z-index:0;
}
.gen:first-child .gen-node::before{background:var(--line-2)}
.gen:first-child .gen-node::after{
  background:linear-gradient(90deg,
    transparent 0 40%,var(--purple) 50%,transparent 60% 100%);
  background-size:260% 100%;
  animation:railFlow 4.2s linear infinite;
}
@keyframes railFlow{0%{background-position:130% 0}100%{background-position:-130% 0}}
.gen-node i{
  position:relative;z-index:2;width:13px;height:13px;border-radius:50%;
  background:var(--card);border:2px solid var(--line-3);display:block;
  animation:nodePulse 3.6s ease-in-out infinite;
}
.gen:nth-child(2) .gen-node i{animation-delay:.5s}
.gen:nth-child(3) .gen-node i{animation-delay:1s}
.gen.is-now .gen-node i{border-color:var(--purple)}
@keyframes nodePulse{
  0%,55%,100%{box-shadow:0 0 0 0 rgba(161,0,254,0)}
  18%{box-shadow:0 0 0 6px rgba(161,0,254,.22)}
  30%{box-shadow:0 0 0 10px rgba(161,0,254,0)}
}

/* copy */
.gen-body{display:flex;flex-direction:column;gap:9px;flex:1}
.gen-body h3{font-size:1.16rem;line-height:1.25}
.gen.is-now .gen-body h3{font-size:1.24rem}
.gen-body .gen-class{font-size:.76rem;font-weight:800;letter-spacing:.12em;text-transform:uppercase;color:var(--muted)}
.gen-body p{font-size:.9rem;color:var(--muted)}
.gen-learn{
  margin-top:auto;padding-top:14px;border-top:1px dashed var(--line-2);
  font-size:.84rem;color:var(--text);
}
.gen-learn b{
  display:block;font-size:.68rem;letter-spacing:.16em;text-transform:uppercase;
  color:var(--muted);margin-bottom:6px;font-weight:800;
}
.carry-strip{
  margin-top:38px;padding:24px 26px;border-radius:14px;
  border:1px dashed var(--line-2);background:var(--card-2);
}
.carry-strip .cs-label{
  font-size:.72rem;font-weight:800;letter-spacing:.2em;text-transform:uppercase;
  color:var(--muted);margin-bottom:16px;
}
.carry-list{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.carry{display:flex;gap:11px;align-items:flex-start}
.carry .ci{
  flex:none;width:28px;height:28px;border-radius:8px;display:grid;place-items:center;
  background:var(--card-2);border:1px solid var(--line);color:var(--text);
  font-size:.9rem;
}
.carry div b{display:block;font-size:.88rem;margin-bottom:2px}
.carry div span{font-size:.82rem;color:var(--muted)}
@media(max-width:1020px){
  .lineage-grid{grid-template-columns:1fr;gap:0}
  .gen{padding-bottom:34px}
  .gen-node{height:40px;justify-items:start;padding-left:2px}
  .gen:first-child .gen-node::before,
  .gen:first-child .gen-node::after{display:none}
  .carry-list{grid-template-columns:1fr 1fr}
}
@media(max-width:720px){.carry-list{grid-template-columns:1fr}}

/* ---------- Media strip (as featured in) ---------- */
.media-strip{
  border-block:1px solid var(--line);background:var(--bg-2);
  padding:34px 0 30px;overflow:hidden;
}
.media-strip .ms-label{
  text-align:center;font-size:.74rem;font-weight:800;letter-spacing:.28em;
  text-transform:uppercase;color:var(--muted);margin-bottom:22px;
}
.media-track-wrap{overflow:hidden;white-space:nowrap}
.media-track{display:inline-flex;align-items:center;gap:64px;animation:scrollX 55s linear infinite;padding-right:64px}
.media-strip:hover .media-track{animation-play-state:paused}
.mlogo{
  color:var(--muted);opacity:.8;font-weight:800;font-size:1.12rem;letter-spacing:.02em;
  white-space:nowrap;transition:opacity .25s,color .25s;cursor:default;
}
.mlogo:hover{opacity:1;color:var(--text)}
.mlogo.serif{font-family:Georgia,"Times New Roman",serif;font-weight:700}
.mlogo.wide{letter-spacing:.22em;text-transform:uppercase;font-size:.95rem}
.mlogo.boxed{
  border:2.5px solid currentColor;padding:3px 10px;border-radius:6px;
  font-size:.95rem;letter-spacing:.06em;
}
.mlogo small{font-weight:600;font-size:.72em;letter-spacing:.16em}

/* news */
.news-card{display:flex;flex-direction:column;gap:10px}
.news-card .nc-actions{display:flex;align-items:center;gap:20px;flex-wrap:wrap;margin-top:auto;padding-top:6px}
.news-card details{width:100%}
.news-card summary{
  cursor:pointer;color:var(--muted);font-weight:700;font-size:.86rem;
  list-style:none;display:inline-flex;align-items:center;gap:7px;user-select:none;
  transition:color .2s;
}
.news-card summary::-webkit-details-marker{display:none}
.news-card summary::before{content:"📷";font-size:.95rem}
.news-card summary::after{content:"▾";font-size:.75rem;transition:transform .3s}
.news-card details[open] summary::after{transform:rotate(180deg)}
.news-card summary:hover{color:var(--text)}
.news-card details[open] .photo-label-show{display:none}
.news-card details:not([open]) .photo-label-hide{display:none}
.news-card .nc-img{
  border-radius:12px;overflow:hidden;aspect-ratio:16/9;margin-top:12px;
  background:var(--card-2);border:1px solid var(--line);
  animation:photoIn .5s ease both;
}
@keyframes photoIn{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}
.news-card .nc-img img{
  width:100%;height:100%;object-fit:cover;display:block;
  transition:transform .5s ease;
}
.news-card:hover .nc-img img{transform:scale(1.05)}
.news-card a.nc-link{color:var(--purple-2);font-weight:700;font-size:.86rem}
.news-card a.nc-link:hover{text-decoration:underline}
.news-card .nc-date{font-size:.76rem;font-weight:700;color:var(--muted);letter-spacing:.1em;text-transform:uppercase}
.news-card h3{font-size:1.04rem;line-height:1.35}
.news-card p{font-size:.9rem;color:var(--muted)}
.news-card .nc-tag{
  align-self:flex-start;padding:4px 12px;border-radius:999px;font-size:.7rem;font-weight:800;
  background:var(--card-2);border:1px solid var(--line);color:var(--muted);
  letter-spacing:.1em;text-transform:uppercase;
}

/* contact */
.contact-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.contact-card{text-align:center;padding:38px 22px}
.contact-card .icon{margin-inline:auto}
.contact-card a.link{color:var(--purple-2);font-weight:700}

/* value cards */
.value-num{font-size:2rem;font-weight:800;color:var(--text);margin-bottom:8px}

/* ---------- Footer ---------- */
footer{border-top:1px solid var(--line);padding:64px 0 40px;background:var(--bg-2)}
.foot-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:40px;margin-bottom:48px}
.foot-grid h5{font-size:.82rem;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);margin-bottom:16px}
.foot-grid a{display:block;color:var(--muted);font-size:.92rem;margin-bottom:10px;transition:color .2s}
.foot-grid a:hover{color:var(--purple-2)}
.foot-desc{color:var(--muted);font-size:.92rem;max-width:300px;margin-top:18px}
.foot-bottom{
  border-top:1px solid var(--line);padding-top:26px;display:flex;
  justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap;
  color:var(--muted);font-size:.82rem;
}

#scrollbar{position:fixed;top:0;left:0;height:3px;z-index:200;background:linear-gradient(90deg,var(--purple-deep),var(--purple-2));width:0}
#toTop{
  position:fixed;right:26px;bottom:26px;width:48px;height:48px;border-radius:50%;
  background:linear-gradient(135deg,var(--purple-deep),var(--purple));color:#fff;border:none;
  font-size:1.2rem;cursor:pointer;opacity:0;pointer-events:none;transition:all .3s;
  box-shadow:0 8px 26px var(--glow);z-index:90;
}
#toTop.show{opacity:1;pointer-events:auto}
#toTop:hover{transform:translateY(-4px)}

/* CTA band on subpages */
.cta-band{
  border-top:1px solid var(--line);
  background:
    radial-gradient(600px 300px at 50% 0%,var(--glow),transparent 65%),
    var(--bg-2);
  text-align:center;
}
.cta-band h2{font-size:clamp(1.8rem,4vw,2.6rem);margin-bottom:14px}
.cta-band p{color:var(--muted);max-width:560px;margin:0 auto 32px}
.cta-band .btns{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}

/* ---------- Responsive ---------- */
@media(max-width:1020px){
  .grid-3,.grid-4{grid-template-columns:repeat(2,1fr)}
  .roadmap{grid-template-columns:repeat(2,1fr)}
  .metrics{grid-template-columns:repeat(2,1fr)}
  .split,.split.rev{grid-template-columns:1fr;gap:44px}
  .forms-grid{grid-template-columns:1fr}
  .foot-grid{grid-template-columns:1fr 1fr}
  .contact-grid{grid-template-columns:1fr}
  .page-hero .roboeye-corner{display:none}
}
@media(max-width:720px){
  .nav-links{
    display:none;position:absolute;top:68px;left:0;right:0;flex-direction:column;
    background:var(--bg-2);border-bottom:1px solid var(--line);padding:22px;gap:18px;
  }
  .nav-links.open{display:flex}
  .hamburger{display:block}
  .nav-cta .btn{display:none}
  .grid-2,.grid-3,.grid-4,.roadmap,.metrics{grid-template-columns:1fr}
  .fld-row{grid-template-columns:1fr}
  section{padding:76px 0}
  .foot-grid{grid-template-columns:1fr}
  .diagram{padding:20px}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition:none!important}
  .reveal{opacity:1;transform:none}
}