/* ============================================================
   Velocity AI — cinematic rebuild design system
   Same palette (cyan-on-ink, glass) as the original, elevated
   with a preloader, WebGL hero layer, smooth-scroll choreography,
   masked reveals, and magnetic interactions.
   ============================================================ */
:root{
  --cyan:#2BC3EF; --cyan-2:#5AD3F5; --navy:#16203A; --ink:#080D18; --ink-2:#050B15;
  --paper:#F4F6FF; --muted:#AEB9CF; --muted-2:#7E8AA3;
  --card:rgba(18,28,48,.55); --card-2:rgba(10,17,30,.72);
  --line:rgba(120,160,220,.14); --line-2:rgba(43,195,239,.32);
  --maxw:1240px; --r:18px; --r-lg:24px;
  --shadow:0 24px 60px rgba(0,0,0,.4);
  --ff:'Segoe UI',Inter,system-ui,-apple-system,'Helvetica Neue',sans-serif;
  --ease:cubic-bezier(.22,1,.36,1);
  --ease-2:cubic-bezier(.16,1,.3,1);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
/* Lenis smooth-scroll hooks (no-op if Lenis absent) */
html.lenis,html.lenis body{height:auto}
.lenis.lenis-smooth{scroll-behavior:auto!important}
.lenis.lenis-smooth [data-lenis-prevent]{overscroll-behavior:contain}
.lenis.lenis-stopped{overflow:hidden}
body{
  background:var(--ink); color:var(--paper); font-family:var(--ff);
  line-height:1.6; -webkit-font-smoothing:antialiased; overflow-x:hidden; min-height:100vh;
}
/* ambient background glows (fixed) */
body::before{
  content:""; position:fixed; inset:0; z-index:-2;
  background:
    radial-gradient(60% 50% at 12% 12%, rgba(43,195,239,.10) 0%, transparent 60%),
    radial-gradient(70% 60% at 88% 8%, rgba(43,110,220,.10) 0%, transparent 60%),
    radial-gradient(90% 80% at 50% 120%, rgba(43,195,239,.08) 0%, transparent 60%),
    linear-gradient(180deg, #070D1A 0%, var(--ink) 40%, var(--ink-2) 100%);
}
body::after{ /* subtle dot grid */
  content:""; position:fixed; inset:0; z-index:-1; opacity:.35; pointer-events:none;
  background-image:radial-gradient(rgba(120,160,220,.10) 1px, transparent 1.4px);
  background-size:38px 38px;
  -webkit-mask-image:radial-gradient(120% 90% at 50% 20%, #000 0%, transparent 75%);
          mask-image:radial-gradient(120% 90% at 50% 20%, #000 0%, transparent 75%);
}
a{color:inherit;text-decoration:none}
img,svg{display:block;max-width:100%}
::selection{background:rgba(43,195,239,.3)}

/* ---------------- scroll progress ---------------- */
.scroll-progress{position:fixed;top:0;left:0;height:2px;width:100%;z-index:300;transform:scaleX(0);transform-origin:0 50%;
  background:linear-gradient(90deg,var(--cyan),var(--cyan-2));box-shadow:0 0 12px rgba(43,195,239,.7)}

/* ---------------- preloader ---------------- */
#preloader{position:fixed;inset:0;z-index:1000;display:grid;place-items:center;
  background:radial-gradient(80% 80% at 50% 40%,#0a1220 0%,var(--ink) 60%,var(--ink-2) 100%);
  transition:opacity .7s var(--ease),visibility .7s}
#preloader.done{opacity:0;visibility:hidden}
.pl-inner{display:flex;flex-direction:column;align-items:center;gap:1.6rem;width:min(320px,70vw)}
.pl-mark{width:96px;height:auto;overflow:visible}
.pl-mark path{fill:none;stroke:var(--cyan);stroke-width:6;
  stroke-dasharray:var(--dash,900);stroke-dashoffset:var(--dash,900);
  animation:plDraw 1.6s var(--ease) forwards,plGlow 2.2s ease-in-out infinite alternate}
@keyframes plDraw{to{stroke-dashoffset:0}}
@keyframes plGlow{from{filter:drop-shadow(0 0 2px rgba(43,195,239,.4))}to{filter:drop-shadow(0 0 12px rgba(43,195,239,.9))}}
.pl-bar{width:100%;height:2px;background:rgba(120,160,220,.16);border-radius:2px;overflow:hidden}
.pl-bar span{display:block;height:100%;width:0;background:linear-gradient(90deg,var(--cyan),var(--cyan-2));
  box-shadow:0 0 12px rgba(43,195,239,.7);transition:width .3s var(--ease)}
.pl-meta{display:flex;justify-content:space-between;width:100%;font-size:.72rem;letter-spacing:.22em;
  text-transform:uppercase;color:var(--muted-2)}
.pl-count{color:var(--cyan);font-weight:700}
/* curtain wipe over hero */
.pl-curtain{position:fixed;inset:0;z-index:999;background:var(--ink);transform:translateY(0);pointer-events:none}
.pl-curtain.lift{transform:translateY(-100%);transition:transform 1s var(--ease-2)}

/* ---------------- header ---------------- */
.site-header{position:fixed;top:0;left:0;right:0;z-index:100;
  display:flex;align-items:center;gap:1.2rem;
  padding:1.1rem clamp(1rem,4vw,2.4rem);transition:padding .3s,background .3s,backdrop-filter .3s,border-color .3s;
  border-bottom:1px solid transparent}
.site-header.scrolled{background:rgba(7,12,22,.78);backdrop-filter:blur(14px);border-bottom-color:var(--line);padding-top:.7rem;padding-bottom:.7rem}
.brand{flex:0 0 auto;display:flex;align-items:center}
.brand svg{height:74px;width:auto;transition:height .3s}
.site-header.scrolled .brand svg{height:58px}
@media (max-width:1000px){.brand svg{height:56px}}
@media (max-width:600px){.brand svg{height:46px}}
.nav-pill{margin:0 auto;display:flex;align-items:center;gap:.4rem;
  padding:.4rem .5rem;border:1px solid var(--line);border-radius:999px;background:rgba(14,22,38,.5);backdrop-filter:blur(8px)}
.nav-pill a{position:relative;padding:.5rem .95rem;border-radius:999px;font-size:.92rem;color:var(--muted);font-weight:500;transition:color .15s,background .15s}
.nav-pill a:hover{color:var(--paper)}
.nav-pill a.active{color:var(--paper);background:rgba(43,195,239,.14)}
.header-actions{flex:0 0 auto;display:flex;align-items:center;gap:.6rem}
.btn{position:relative;display:inline-flex;align-items:center;justify-content:center;gap:.5rem;padding:.7rem 1.25rem;border-radius:11px;
  font-weight:700;font-size:.92rem;cursor:pointer;border:1px solid transparent;white-space:nowrap;
  transition:transform .25s var(--ease),box-shadow .25s,background .25s,border-color .25s,color .25s;will-change:transform}
.btn-primary{background:var(--cyan);color:var(--ink);box-shadow:0 8px 26px rgba(43,195,239,.32)}
.btn-primary:hover{box-shadow:0 12px 36px rgba(43,195,239,.5)}
.btn-ghost{background:transparent;color:var(--paper);border-color:rgba(174,185,207,.28)}
.btn-ghost:hover{border-color:var(--cyan);color:var(--cyan)}
.btn-lg{padding:.95rem 1.7rem;font-size:1rem;border-radius:12px}
.btn .btn-label{display:inline-block;transition:transform .25s var(--ease)}
.menu-btn{display:none;background:none;border:0;cursor:pointer;flex-direction:column;gap:5px;padding:8px}
.menu-btn span{width:24px;height:2px;background:var(--paper);border-radius:2px;transition:.2s}

/* ---------------- layout primitives ---------------- */
main{position:relative;z-index:1}
.section{padding:clamp(4.5rem,9vh,7.5rem) clamp(1rem,4vw,2.4rem)}
.wrap{max-width:var(--maxw);margin:0 auto;width:100%}
.wrap-narrow{max-width:900px;margin:0 auto}
.eyebrow{display:inline-flex;align-items:center;gap:.6rem;font-size:.72rem;letter-spacing:.22em;
  text-transform:uppercase;color:var(--cyan);font-weight:600;margin-bottom:1.1rem}
.eyebrow::before{content:"";width:24px;height:1px;background:var(--cyan);opacity:.8}
.eyebrow.center{justify-content:center}
.eyebrow.center::before{display:none}
h1{font-size:clamp(2.6rem,6vw,5.2rem);line-height:1.02;font-weight:800;letter-spacing:-.025em}
h2{font-size:clamp(2rem,4.2vw,3.2rem);line-height:1.08;font-weight:800;letter-spacing:-.02em}
h3{font-size:1.25rem;font-weight:700;line-height:1.25}
.lead{font-size:clamp(1.05rem,1.5vw,1.24rem);color:var(--muted);line-height:1.6}
.muted{color:var(--muted)}
.accent{color:var(--cyan)}
.gradient-text{background:linear-gradient(100deg,var(--paper) 30%,var(--cyan) 100%);-webkit-background-clip:text;background-clip:text;color:transparent}
.center{text-align:center}
.mx-auto{margin-left:auto;margin-right:auto}
.cta-row{display:flex;gap:.9rem;flex-wrap:wrap;align-items:center}
.cta-row.center{justify-content:center}

/* section heading block */
.sec-head{max-width:720px;margin-bottom:3rem}
.sec-head.center{margin-left:auto;margin-right:auto}
.sec-head .lead{margin-top:1rem}

/* ---------------- hero ---------------- */
.hero{position:relative;min-height:100vh;display:flex;align-items:center;padding-top:9rem;overflow:hidden}
.hero .lead{max-width:48ch;margin:1.4rem 0 2.2rem}
.hero-copy{position:relative;z-index:3;max-width:600px}
/* WebGL / canvas hero layer */
#hero-canvas{position:absolute;inset:0;width:100%;height:100%;z-index:-1;opacity:0;transition:opacity 1.2s var(--ease)}
#hero-canvas.in{opacity:1}
#hero-canvas canvas{display:block;width:100%!important;height:100%!important}
.hero-scrim{position:absolute;inset:0;z-index:-1;
  background:linear-gradient(90deg, rgba(8,13,24,.92) 0%, rgba(8,13,24,.5) 42%, rgba(8,13,24,0) 70%)}
.hero-scrim.bottom{background:linear-gradient(0deg, rgba(8,13,24,.9) 0%, rgba(8,13,24,0) 42%)}
/* masked line reveal for hero headline */
.line-mask{display:block;overflow:hidden;padding-bottom:.12em;margin-bottom:-.12em}
.line-inner{display:block;transform:translateY(110%);will-change:transform}
.reveal-ready .line-inner{transform:translateY(110%)}
.hero-in .line-inner{transform:translateY(0);transition:transform .95s var(--ease-2)}
.hero-in .line-mask:nth-child(2) .line-inner{transition-delay:.08s}
.hero-in .line-mask:nth-child(3) .line-inner{transition-delay:.16s}
.hero-fade{opacity:0;transform:translateY(20px)}
.hero-in .hero-fade{opacity:1;transform:none;transition:opacity .8s var(--ease) .45s,transform .8s var(--ease) .45s}
.scroll-cue{position:absolute;left:50%;bottom:2rem;transform:translateX(-50%);z-index:3;display:flex;flex-direction:column;
  align-items:center;gap:.5rem;color:var(--muted-2);font-size:.68rem;letter-spacing:.24em;text-transform:uppercase;opacity:0}
.hero-in .scroll-cue{opacity:1;transition:opacity .8s ease 1s}
.scroll-cue .m{width:22px;height:34px;border:1px solid var(--line-2);border-radius:12px;position:relative}
.scroll-cue .m::before{content:"";position:absolute;left:50%;top:6px;width:3px;height:7px;border-radius:2px;background:var(--cyan);
  transform:translateX(-50%);animation:cue 1.8s ease-in-out infinite}
@keyframes cue{0%{opacity:0;transform:translate(-50%,0)}30%{opacity:1}70%{opacity:1}100%{opacity:0;transform:translate(-50%,10px)}}

/* full-length energy veins (home only) — sections stay dim until power reaches them */
#veins{pointer-events:none}
body[data-page="home"] main>section.section{filter:none;opacity:1}
body[data-page="home"] main>section.section.lit .card,body[data-page="home"] main>section.section.lit .feature,body[data-page="home"] main>section.section.lit .panel,body[data-page="home"] main>section.section.lit .step,body[data-page="home"] main>section.section.lit .value,body[data-page="home"] main>section.section.lit .dash,body[data-page="home"] main>section.section.lit .band{border-color:rgba(43,195,239,.3)}

/* ---------------- generic card ---------------- */
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  backdrop-filter:blur(10px);box-shadow:var(--shadow)}

/* reveal system (GSAP-driven, CSS fallback) */
.reveal{opacity:0;transform:translateY(34px);transition:opacity .8s var(--ease),transform .8s var(--ease)}
.reveal.in{opacity:1;transform:none}

/* ---------------- agent grid ---------------- */
.agent-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(100%,420px),1fr));gap:1.5rem}
.agent-card{position:relative;display:flex;flex-direction:column;overflow:hidden;background:var(--card-2);
  border:1px solid var(--line);border-radius:var(--r-lg);transition:transform .35s var(--ease),border-color .35s,box-shadow .35s;
  opacity:0;transform:translateY(34px)}
.agent-card.in{opacity:1;transform:none}
.agent-card::after{content:"";position:absolute;inset:0;border-radius:inherit;pointer-events:none;opacity:0;transition:opacity .35s;
  background:radial-gradient(400px 200px at var(--mx,50%) var(--my,0%),rgba(43,195,239,.12),transparent 70%)}
.agent-card:hover{transform:translateY(-8px);border-color:var(--line-2);box-shadow:0 30px 60px rgba(0,0,0,.5),0 0 50px rgba(43,195,239,.12)}
.agent-card:hover::after{opacity:1}
.agent-figure{position:relative;aspect-ratio:16/9;background:
  radial-gradient(90% 90% at 50% 0%, rgba(43,195,239,.10), transparent 60%),
  linear-gradient(180deg, #0b1424 0%, #070d18 100%);
  border-bottom:1px solid var(--line);overflow:hidden}
.agent-figure svg{position:absolute;inset:0;width:100%;height:100%}
.agent-body{padding:1.5rem 1.6rem 1.7rem;position:relative;z-index:1}
.agent-body h3{margin-bottom:.55rem}
.agent-body p{color:var(--muted);font-size:.96rem;margin-bottom:1.1rem;min-height:3em}
.agent-link{display:inline-flex;align-items:center;gap:.45rem;color:var(--cyan);font-weight:600;font-size:.95rem}
.agent-link svg{width:16px;height:16px;stroke:currentColor;fill:none;stroke-width:2;transition:transform .2s}
.agent-card:hover .agent-link svg{transform:translateX(4px)}

/* ---------------- feature cards (platform) ---------------- */
.feature-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:1.5rem}
.feature{position:relative;padding:2rem;border-radius:var(--r-lg);background:var(--card-2);border:1px solid var(--line);overflow:hidden;
  transition:transform .35s var(--ease),border-color .35s,box-shadow .35s}
.feature:hover{transform:translateY(-6px);border-color:var(--line-2);box-shadow:0 24px 50px rgba(0,0,0,.45),0 0 44px rgba(43,195,239,.1)}
.feature h3{font-size:1.5rem;margin-bottom:.7rem}
.feature p{color:var(--muted);font-size:1rem;margin-bottom:1.6rem}
.feature-visual{height:150px;border-radius:14px;background:
  radial-gradient(70% 90% at 50% 10%, rgba(43,195,239,.10), transparent 60%),
  linear-gradient(180deg,#0b1424,#070d18);border:1px solid var(--line);
  display:grid;place-items:center;position:relative;overflow:hidden}

/* ---------------- dashboard mockup ---------------- */
.dash{border-radius:var(--r-lg);border:1px solid var(--line);background:linear-gradient(180deg,rgba(11,20,36,.8),rgba(6,11,21,.85));
  padding:clamp(1.2rem,3vw,2rem);box-shadow:var(--shadow)}
.dash-grid{display:grid;gap:1.2rem}
.dash-2{grid-template-columns:1fr 1fr}
.dash-panel{background:var(--card-2);border:1px solid var(--line);border-radius:16px;padding:1.4rem}
.dash-panel h4{font-size:1.15rem;font-weight:700;margin-bottom:.3rem}
.dash-panel .sub{color:var(--muted-2);font-size:.88rem;margin-bottom:1.1rem}
.stat-tiles{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:1rem}
.tile{background:var(--card-2);border:1px solid var(--line);border-radius:14px;padding:1.1rem 1.2rem;transition:border-color .3s,box-shadow .3s}
.tile:hover{border-color:var(--line-2);box-shadow:0 0 30px rgba(43,195,239,.1)}
.tile .tl{display:flex;justify-content:space-between;align-items:center;color:var(--muted);font-size:.85rem;margin-bottom:.6rem}
.tile .val{font-size:1.9rem;font-weight:800;letter-spacing:-.02em}
.tile .delta{font-size:.82rem;color:var(--cyan);margin-top:.3rem}
.tile .delta.down{color:#ff6b9a}
.pipe{display:flex;align-items:center;gap:1rem;margin-bottom:.9rem}
.pipe .pl{width:92px;color:var(--muted);font-size:.92rem}
.pipe .track{flex:1;height:8px;border-radius:6px;background:rgba(120,160,220,.12);overflow:hidden}
.pipe .fill{height:100%;border-radius:6px;background:linear-gradient(90deg,var(--cyan),var(--cyan-2));width:0;transition:width 1.1s var(--ease)}
.pipe .pv{width:28px;text-align:right;color:var(--cyan);font-weight:700}
.task{display:flex;align-items:center;gap:.8rem;padding:.85rem 1rem;border:1px solid var(--line);border-radius:12px;margin-bottom:.7rem;background:rgba(8,14,26,.5)}
.task .box{width:18px;height:18px;border-radius:6px;border:1.5px solid var(--muted-2);flex:0 0 auto}
.task.done .box{background:var(--cyan);border-color:var(--cyan)}
.task.done span{color:var(--muted)}

/* ---------------- steps ---------------- */
.steps{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:1.5rem;counter-reset:s}
.step{padding:1.9rem;border-radius:var(--r-lg);border:1px solid var(--line);background:var(--card);transition:transform .35s var(--ease),border-color .35s,box-shadow .35s}
.step:hover{transform:translateY(-6px);border-color:var(--line-2);box-shadow:0 24px 50px rgba(0,0,0,.45)}
.step::before{counter-increment:s;content:"0" counter(s);font-size:2.3rem;font-weight:800;color:rgba(43,195,239,.4);display:block;margin-bottom:.5rem}
.step p{color:var(--muted);margin-top:.4rem}

/* ---------------- band / cta ---------------- */
.band{position:relative;border-radius:var(--r-lg);border:1px solid var(--line);padding:clamp(2.4rem,5vw,4.5rem);text-align:center;overflow:hidden;
  background:linear-gradient(120deg,rgba(43,195,239,.12),rgba(14,24,42,.5));backdrop-filter:blur(8px)}
.band::before{content:"";position:absolute;inset:-2px;z-index:-1;background:
  radial-gradient(60% 120% at 50% -20%,rgba(43,195,239,.22),transparent 60%)}
.band h2{margin-bottom:1rem}
.band .lead{max-width:60ch;margin:0 auto 2rem}

/* two-column split (about) */
.split{display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(2rem,5vw,4rem);align-items:center}
.panel{padding:clamp(1.8rem,3vw,2.6rem);border-radius:var(--r-lg);background:var(--card);border:1px solid var(--line);backdrop-filter:blur(10px)}
.panel p+p{margin-top:1rem}
.value-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:1.2rem}
.value{padding:1.6rem;border-radius:16px;border:1px solid var(--line);background:var(--card-2);transition:transform .35s var(--ease),border-color .35s,box-shadow .35s}
.value:hover{transform:translateY(-6px);border-color:var(--line-2);box-shadow:0 20px 44px rgba(0,0,0,.4)}
.value h3{font-size:1.1rem;margin-bottom:.5rem}
.value p{color:var(--muted);font-size:.95rem}

/* logo strip / mini icon */
.mini-icon{width:44px;height:44px;border-radius:12px;display:grid;place-items:center;margin-bottom:1.1rem;
  background:rgba(43,195,239,.12);border:1px solid var(--line)}
.mini-icon svg{width:22px;height:22px;stroke:var(--cyan);fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}

/* ---------------- footer ---------------- */
.site-footer{position:relative;z-index:1;border-top:1px solid var(--line);
  padding:3.5rem clamp(1rem,4vw,2.4rem) 2.5rem;background:rgba(5,10,20,.6);backdrop-filter:blur(8px);margin-top:2rem}
.footer-top{max-width:var(--maxw);margin:0 auto;display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:2rem}
.footer-brand svg{height:28px;margin-bottom:1rem}
.footer-brand p{color:var(--muted);font-size:.92rem;max-width:32ch}
.footer-col h5{font-size:.78rem;letter-spacing:.14em;text-transform:uppercase;color:var(--muted-2);margin-bottom:1rem}
.footer-col a{display:block;color:var(--muted);font-size:.94rem;padding:.3rem 0;transition:color .15s,transform .15s}
.footer-col a:hover{color:var(--cyan);transform:translateX(3px)}
.footer-bottom{max-width:var(--maxw);margin:0 auto;padding-top:1.6rem;border-top:1px solid var(--line);
  display:flex;justify-content:space-between;gap:1rem;flex-wrap:wrap;color:var(--muted-2);font-size:.86rem}
.footer-mega{max-width:1500px;margin:2.5rem auto 2rem;padding:0 clamp(1rem,4vw,2.4rem)}
.footer-mega svg{width:100%;height:auto;display:block;
  -webkit-mask-image:linear-gradient(90deg,transparent,#000 12%,#000 88%,transparent);
          mask-image:linear-gradient(90deg,transparent,#000 12%,#000 88%,transparent);opacity:.85}

/* agent figure element styles */
.agent-figure .fg{stroke:#cfe0f2;stroke-width:2;fill:none;stroke-linecap:round;stroke-linejoin:round}
.agent-figure .fa{stroke:var(--cyan);stroke-width:2;fill:none;stroke-linecap:round;stroke-linejoin:round}
.agent-figure .fd{fill:#d8f6ff}
.agent-figure .ring{fill:none;stroke:rgba(43,195,239,.16);stroke-width:1}
.agent-figure .panel{fill:rgba(13,23,40,.92);stroke:rgba(43,195,239,.5);stroke-width:1.4}
.agent-figure .node{fill:rgba(13,23,40,.92);stroke:rgba(43,195,239,.4);stroke-width:1.2}
.agent-figure .conn{stroke:rgba(43,195,239,.28);stroke-width:1.2;fill:none}
.agent-figure .mini{stroke:#cfe0f2;stroke-width:1.6;fill:none;stroke-linecap:round;stroke-linejoin:round}
.agent-figure .botface{fill:rgba(16,29,51,.96);stroke:#cfe0f2;stroke-width:1.8;stroke-linejoin:round}
.agent-figure .botscreen{fill:rgba(43,195,239,.07);stroke:rgba(43,195,239,.42);stroke-width:1.2}
.agent-figure .eye{fill:#2BC3EF;filter:drop-shadow(0 0 3px rgba(43,195,239,.85))}
.agent-figure .bot{animation:botfloat 5s ease-in-out infinite}
@keyframes botfloat{0%,100%{transform:translateY(0)}50%{transform:translateY(-6px)}}

/* ---------------- responsive ---------------- */
@media (max-width:1000px){
  .nav-pill{display:none}
  .menu-btn{display:flex;margin-left:auto}
  .header-actions .btn-ghost{display:none}
  .dash-2{grid-template-columns:1fr}
  .split{grid-template-columns:1fr}
  .footer-top{grid-template-columns:1fr 1fr}
}
@media (max-width:600px){
  .footer-top{grid-template-columns:1fr}
  h1{font-size:clamp(2.2rem,9vw,3rem)}
  .hero{padding-top:7.5rem}
}
/* mobile drawer */
.mobile-nav{position:fixed;inset:0 0 0 auto;width:min(320px,86vw);z-index:200;
  background:rgba(8,13,24,.98);backdrop-filter:blur(16px);border-left:1px solid var(--line);
  transform:translateX(100%);transition:transform .3s ease;padding:5.5rem 1.8rem 2rem;display:flex;flex-direction:column;gap:.4rem}
.mobile-nav.open{transform:none}
.mobile-nav a{padding:.9rem .4rem;font-size:1.05rem;color:var(--muted);border-bottom:1px solid var(--line)}
.mobile-nav a.active,.mobile-nav a:hover{color:var(--paper)}
.mobile-nav .btn{margin-top:1.2rem;justify-content:center}
.backdrop{position:fixed;inset:0;z-index:150;background:rgba(0,0,0,.5);opacity:0;pointer-events:none;transition:opacity .3s}
.backdrop.open{opacity:1;pointer-events:auto}
.close-x{position:absolute;top:1.4rem;right:1.4rem;background:none;border:0;color:var(--paper);font-size:1.6rem;cursor:pointer;line-height:1}

/* ---------------- immersive home world ---------------- */
/* On home the WebGL field owns the whole viewport and content floats inside it. */
body::after{display:none}                              /* the 3D world carries depth on every page now */
#hero-canvas.immersive{position:fixed;inset:0;width:100vw;height:100vh;z-index:-1;opacity:0;transition:opacity 1.6s var(--ease)}
#hero-canvas.immersive.in{opacity:1}
#hero-canvas.immersive.ambient.in{opacity:.5}   /* interior pages: same world, quieter so content leads */
.world-dim{position:fixed;inset:0;z-index:0;pointer-events:none;background:#04070e;opacity:0;transition:opacity .25s linear}
/* AI energy-warp page transition */
.page-warp{position:fixed;inset:0;z-index:2000;pointer-events:none;opacity:0;transform:scale(.5);will-change:opacity,transform;
  background:radial-gradient(circle at 50% 46%, #eafbff 0%, #4cd2f8 15%, rgba(43,195,239,.62) 37%, rgba(8,14,26,.92) 76%, rgba(6,11,20,1) 100%);
  transition:opacity .42s ease, transform .42s cubic-bezier(.4,0,.2,1)}
.page-warp.exit{opacity:1;transform:scale(1.45)}
.page-warp.enterStart{opacity:1;transform:scale(1.12);transition:none}
.page-warp.enterEnd{opacity:0;transform:scale(1.95);transition:opacity .6s ease, transform .72s cubic-bezier(.2,0,.2,1)}
@media (prefers-reduced-motion: reduce){.page-warp{display:none}}
body:not([data-page="home"]) .hero::before{content:"";position:absolute;inset:0;z-index:-1;pointer-events:none;background:radial-gradient(75% 95% at 50% 42%,rgba(5,8,15,.8),rgba(5,8,15,.28) 66%,transparent)}
body[data-page="home"] .hero-scrim{background:linear-gradient(90deg, rgba(6,11,20,.86) 0%, rgba(6,11,20,.34) 40%, rgba(6,11,20,0) 66%)}
/* cinematic vignette + animated film grain, above the 3D, below the content */
.cine{position:fixed;inset:0;z-index:0;pointer-events:none;
  background:radial-gradient(128% 108% at 50% 42%, transparent 50%, rgba(2,5,11,.62) 100%)}
.cine::after{content:"";position:absolute;inset:-60%;opacity:.05;mix-blend-mode:overlay;
  background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='140' height='140'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/></filter><rect width='140' height='140' filter='url(%23n)'/></svg>");
  background-size:170px 170px;animation:grain 5.5s steps(6) infinite}
@keyframes grain{0%{transform:translate(0,0)}20%{transform:translate(-4%,3%)}40%{transform:translate(3%,-4%)}60%{transform:translate(-3%,2%)}80%{transform:translate(2%,3%)}100%{transform:translate(0,0)}}

/* ---------------- agent detail ---------------- */
.agent-detail-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:clamp(1.5rem,4vw,3rem);align-items:center;margin-top:2.6rem}
@media (max-width:900px){.agent-detail-grid{grid-template-columns:1fr}}
.agent-hero-fig{position:relative;aspect-ratio:16/10;border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--line);
  background:radial-gradient(90% 90% at 50% 0%,rgba(43,195,239,.14),transparent 60%),linear-gradient(180deg,#0b1424,#070d18);box-shadow:var(--shadow)}
.agent-hero-fig svg{position:absolute;inset:0;width:100%;height:100%}
.handles{list-style:none;display:grid;gap:.75rem;margin:1.5rem 0 0}
.handles li{display:flex;gap:.7rem;align-items:flex-start;color:var(--muted);font-size:1rem}
.handles li svg{flex:0 0 auto;width:20px;height:20px;stroke:var(--cyan);fill:none;stroke-width:2.2;stroke-linecap:round;stroke-linejoin:round;margin-top:3px}
.agent-outcome{margin-top:1.7rem;padding:1.1rem 1.3rem;border-left:2px solid var(--cyan);background:rgba(43,195,239,.06);border-radius:0 12px 12px 0;color:var(--paper);font-weight:600}
.uc-agents{margin-top:1.8rem;display:flex;flex-wrap:wrap;gap:.5rem;align-items:center}
.uc-agents-label{width:100%;font-size:.72rem;letter-spacing:.18em;text-transform:uppercase;color:var(--muted-2);margin-bottom:.35rem}
.chip{display:inline-flex;padding:.42rem .85rem;border-radius:999px;border:1px solid var(--line-2);background:rgba(43,195,239,.08);color:var(--cyan);font-size:.85rem;font-weight:600}

/* ---------------- reduced motion ---------------- */
@media (prefers-reduced-motion: reduce){
  *,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important;scroll-behavior:auto!important}
  .line-inner{transform:none!important}
  .hero-fade,.reveal,.agent-card{opacity:1!important;transform:none!important}
  #hero-canvas{opacity:.9}
  #preloader{display:none}
  body[data-page="home"] main>section.section{filter:none;opacity:1}
}