/* ============================================================
   DECIVIO — "Lumen" design system
   Light, premium, executive. Colors derived from the logo:
   deep navy → azure → cyan → green gradient, cold paper base.
   ============================================================ */

:root{
  --paper:#F7F9FC;
  --paper-2:#FFFFFF;
  --paper-3:#EEF3F9;
  --ink:#081426;
  --ink-2:#31415A;
  --ink-3:#66748C;
  --line:rgba(8,20,38,.10);
  --line-soft:rgba(8,20,38,.06);

  --azure:#1467D2;
  --azure-deep:#0B3E8F;
  --cyan:#12B5D6;
  --green:#2CBF62;
  --lime:#7BCF2E;

  --grad:linear-gradient(92deg,var(--azure) 0%,var(--cyan) 48%,var(--green) 100%);
  --grad-soft:linear-gradient(92deg,rgba(20,103,210,.10),rgba(18,181,214,.10),rgba(44,191,98,.10));

  --font-display:"Instrument Serif",Georgia,serif;
  --font-body:"Instrument Sans",-apple-system,"Segoe UI",sans-serif;
  --font-mono:"IBM Plex Mono","SF Mono",monospace;

  --r-sm:10px; --r-md:16px; --r-lg:24px;
  --shadow-sm:0 1px 2px rgba(8,20,38,.05),0 4px 14px rgba(8,20,38,.05);
  --shadow-md:0 2px 6px rgba(8,20,38,.06),0 18px 44px rgba(8,20,38,.10);
  --shadow-lift:0 6px 16px rgba(8,20,38,.08),0 30px 70px rgba(11,62,143,.14);
  --wrap:1180px;
  --ease:cubic-bezier(.22,.75,.28,1);
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:var(--font-body);
  background:var(--paper);
  color:var(--ink);
  font-size:17px;line-height:1.6;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
::selection{background:rgba(18,181,214,.25)}

.wrap{max-width:var(--wrap);margin:0 auto;padding:0 28px}

/* ---------- typography ---------- */
h1,h2,h3{font-weight:600;letter-spacing:-.02em;line-height:1.08}
.display{font-family:var(--font-display);font-weight:400;letter-spacing:-.01em}
.display em{font-style:italic;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;padding-right:.06em}
.eyebrow{
  font-family:var(--font-mono);font-size:11.5px;letter-spacing:.18em;
  text-transform:uppercase;color:var(--azure);display:inline-flex;align-items:center;gap:10px;
}
.eyebrow::before{content:"";width:26px;height:1.5px;background:var(--grad);border-radius:2px}
.lede{color:var(--ink-2);font-size:19.5px;line-height:1.62;max-width:62ch}
.muted{color:var(--ink-3)}
.mono{font-family:var(--font-mono)}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;gap:10px;
  padding:14px 26px;border-radius:100px;font-weight:600;font-size:15.5px;
  transition:transform .35s var(--ease),box-shadow .35s var(--ease),background .3s;
  cursor:pointer;border:none;position:relative;white-space:nowrap;
}
.btn-primary{background:var(--ink);color:#fff;box-shadow:var(--shadow-sm)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:var(--shadow-lift)}
.btn-primary .arrow{transition:transform .35s var(--ease)}
.btn-primary:hover .arrow{transform:translateX(4px)}
.btn-ghost{background:transparent;color:var(--ink);border:1px solid var(--line);backdrop-filter:blur(6px)}
.btn-ghost:hover{border-color:var(--azure);color:var(--azure);transform:translateY(-2px)}
.btn-grad{background:var(--grad);color:#fff}
.btn-grad:hover{transform:translateY(-2px);box-shadow:0 12px 34px rgba(18,181,214,.35)}
.btn-glow{overflow:hidden;isolation:isolate}
.btn-glow.btn-primary{
  background:linear-gradient(135deg,#03080f 0%,#06101f 52%,#0a1830 100%);
  border:1px solid rgba(255,255,255,.08);
}
.btn-glow.btn-grad{
  background:linear-gradient(92deg,#0a3270 0%,#0a5f78 48%,#157a3a 100%);
}
.btn-glow::before{
  content:"";position:absolute;inset:0;border-radius:inherit;pointer-events:none;
  background:linear-gradient(90deg,transparent 0%,rgba(8,30,70,.35) 24%,rgba(10,75,95,.62) 50%,rgba(18,90,48,.55) 76%,transparent 100%);
  transform:translateX(115%);opacity:0;transition:transform .75s var(--ease),opacity .35s;
  box-shadow:0 0 24px rgba(8,30,70,.45);
}
.btn-glow:hover::before{transform:translateX(-115%);opacity:1}
.btn-glow.btn-primary:hover{box-shadow:0 0 20px rgba(8,30,70,.42),var(--shadow-lift)}
.btn-glow.btn-grad:hover{box-shadow:0 0 22px rgba(10,75,95,.45),0 10px 28px rgba(8,20,38,.5)}

/* ---------- nav ---------- */
.nav{
  position:fixed;top:0;left:0;right:0;z-index:100;
  transition:background .35s,box-shadow .35s,border-color .35s;
  border-bottom:1px solid transparent;
}
.nav.scrolled{background:rgba(247,249,252,.82);backdrop-filter:blur(16px);border-bottom-color:var(--line-soft);box-shadow:0 1px 0 rgba(8,20,38,.03)}
.nav-inner{
  display:flex;align-items:center;justify-content:space-between;
  height:74px;position:relative;
}
.brand{display:flex;align-items:center;gap:11px;font-weight:700;font-size:20px;letter-spacing:-.01em;position:relative;z-index:2}
.brand img{width:36px;height:36px}
.nav-links{
  --cell:72px;
  --nav-w:calc(7 * var(--cell));
  --nav-shift:calc(3 * var(--cell));
  position:absolute;top:0;height:74px;
  left:calc(50% - var(--nav-shift));transform:translateX(-50%);
  width:var(--nav-w);
  display:flex;align-items:center;justify-content:flex-start;
  font-size:14.5px;font-weight:500;color:var(--ink-2);
  z-index:1;
}
@supports (width:round(nearest,1px,1px)){
  .nav-links{
    left:calc(round(nearest,(100vw - var(--nav-w)) / 2,var(--cell)) - var(--nav-shift));
    transform:none;
  }
}
.nav-links a{
  position:relative;
  width:var(--cell);
  height:100%;
  display:flex;align-items:center;justify-content:center;
  text-align:center;
  padding:0;
  transition:color .25s;white-space:nowrap;
  box-sizing:border-box;flex:0 0 auto;
}
.nav-links a[href="use-cases.html"]{width:calc(var(--cell) * 2)}
.nav-links a::after{
  content:"";position:absolute;left:50%;bottom:22px;height:2px;width:0;
  background:var(--grad);border-radius:2px;
  transform:translateX(-50%);transition:width .35s var(--ease);
}
.nav-links a:hover,.nav-links a[aria-current]{color:var(--ink)}
.nav-links a:hover::after,.nav-links a[aria-current]::after{width:70%}
.nav .btn{padding:11px 18px;font-size:14px;white-space:nowrap;position:relative;z-index:2}
.burger{display:none;background:none;border:none;cursor:pointer;padding:8px;position:relative;z-index:2}
.burger span{display:block;width:22px;height:2px;background:var(--ink);margin:5px 0;border-radius:2px;transition:.3s}

/* ---------- hero ---------- */
.hero{position:relative;padding:172px 0 96px;overflow:hidden}
.hero-bg{position:absolute;inset:0;pointer-events:none}
.hero-bg .orb{position:absolute;border-radius:50%;filter:blur(90px);opacity:.5;animation:drift 16s ease-in-out infinite alternate}
.orb-a{width:520px;height:520px;background:radial-gradient(circle,rgba(20,103,210,.18),transparent 65%);top:-160px;right:-80px}
.orb-b{width:460px;height:460px;background:radial-gradient(circle,rgba(44,191,98,.14),transparent 65%);bottom:-200px;left:-120px;animation-delay:-8s}
.orb-c{width:380px;height:380px;background:radial-gradient(circle,rgba(18,181,214,.14),transparent 65%);top:30%;left:36%;animation-delay:-4s}
@keyframes drift{from{transform:translate(0,0) scale(1)}to{transform:translate(40px,-30px) scale(1.06)}}
.hero-grid-lines{
  position:absolute;inset:0;
  background-image:linear-gradient(rgba(8,20,38,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(8,20,38,.035) 1px,transparent 1px);
  background-size:72px 72px;
  mask-image:radial-gradient(ellipse 80% 70% at 50% 20%,#000 30%,transparent 75%);
  -webkit-mask-image:radial-gradient(ellipse 80% 70% at 50% 20%,#000 30%,transparent 75%);
}
.hero-inner{position:relative;display:grid;grid-template-columns:1.05fr .95fr;gap:64px;align-items:center}
.hero h1{font-size:clamp(44px,5.6vw,72px);margin:22px 0 24px}
.hero .lede{margin-bottom:38px}
.hero-ctas{display:flex;gap:14px;flex-wrap:wrap}
.hero-note{margin-top:26px;font-family:var(--font-mono);font-size:12px;color:var(--ink-3);letter-spacing:.06em}

/* hero decision card — signature element */
.dcard-scene{position:relative;perspective:1400px}
.dcard{
  position:relative;background:var(--paper-2);border:1px solid var(--line);
  border-radius:var(--r-lg);padding:30px 30px 26px;box-shadow:var(--shadow-lift);
  transform:rotateY(-6deg) rotateX(2deg);transform-style:preserve-3d;
  transition:transform .8s var(--ease);
}
.dcard-scene:hover .dcard{transform:rotateY(0) rotateX(0)}
.dcard::before{
  content:"";position:absolute;top:0;left:8%;right:8%;height:2px;border-radius:2px;
  background:var(--grad);background-size:220% 100%;animation:beam 5s linear infinite;
}
@keyframes beam{to{background-position:220% 0}}
.dcard-head{display:flex;justify-content:space-between;align-items:flex-start;gap:14px;margin-bottom:20px}
.dcard-kicker{font-family:var(--font-mono);font-size:10.5px;letter-spacing:.16em;color:var(--ink-3);text-transform:uppercase}
.dcard-title{font-family:var(--font-display);font-size:24px;margin-top:6px;line-height:1.2}
.stamp{
  font-family:var(--font-mono);font-size:11px;font-weight:700;letter-spacing:.14em;
  color:var(--green);border:2px solid var(--green);border-radius:8px;padding:7px 12px;
  transform:rotate(4deg);box-shadow:inset 0 0 0 1px rgba(44,191,98,.2);
  background:rgba(44,191,98,.06);white-space:nowrap;
  animation:stampIn .7s var(--ease) .9s backwards;
}
@keyframes stampIn{0%{opacity:0;transform:rotate(14deg) scale(1.7)}70%{opacity:1;transform:rotate(2deg) scale(.96)}100%{transform:rotate(4deg) scale(1)}}
.drow{display:flex;justify-content:space-between;gap:16px;padding:11px 0;border-top:1px dashed var(--line);font-size:14px}
.drow .k{font-family:var(--font-mono);font-size:11.5px;letter-spacing:.08em;color:var(--ink-3);text-transform:uppercase;padding-top:2px}
.drow .v{font-weight:600;text-align:right;color:var(--ink-2)}
.drow .v.ok{color:var(--green)}
.drow .v.warn{color:#C97A12}
.dcard-bar{height:8px;border-radius:6px;background:var(--paper-3);overflow:hidden;margin-top:16px}
.dcard-bar i{display:block;height:100%;width:0;background:var(--grad);border-radius:6px;transition:width 1.4s var(--ease)}
.dcard.in .dcard-bar i{width:68%}
.dcard-bar-label{display:flex;justify-content:space-between;font-family:var(--font-mono);font-size:10.5px;color:var(--ink-3);margin-top:8px;letter-spacing:.06em}

.chip{
  position:absolute;font-family:var(--font-mono);font-size:11px;letter-spacing:.04em;
  background:rgba(255,255,255,.9);backdrop-filter:blur(8px);
  border:1px solid var(--line);border-radius:100px;padding:8px 14px;
  box-shadow:var(--shadow-sm);display:flex;align-items:center;gap:8px;
  animation:float 6s ease-in-out infinite;color:var(--ink-2);
}
.chip i{width:7px;height:7px;border-radius:50%;flex:none}
.chip-a{top:-22px;left:-34px;animation-delay:-1s}
.chip-b{bottom:14%;left:-52px;animation-delay:-3s}
.chip-c{top:24%;right:-40px;animation-delay:-5s}
.chip-d{bottom:-20px;right:8%;animation-delay:-2s}
@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-11px)}}

/* ---------- marquee ---------- */
.marquee{border-top:1px solid var(--line-soft);border-bottom:1px solid var(--line-soft);padding:18px 0;overflow:hidden;background:var(--paper-2)}
.marquee-track{display:flex;gap:44px;width:max-content;animation:marq 34s linear infinite}
.marquee:hover .marquee-track{animation-play-state:paused}
.marquee span{font-family:var(--font-mono);font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--ink-3);display:flex;align-items:center;gap:44px;white-space:nowrap}
.marquee b{color:var(--cyan);font-weight:400}
@keyframes marq{to{transform:translateX(-50%)}}

/* ---------- sections ---------- */
.section{padding:110px 0}
.section-tight{padding:84px 0}
.section-head{max-width:760px;margin-bottom:58px}
.section-head h2{font-size:clamp(32px,3.8vw,48px);margin:18px 0 18px}
.center{text-align:center;margin-left:auto;margin-right:auto}
.center .eyebrow{justify-content:center}
.center .lede{margin-left:auto;margin-right:auto}
.band{background:var(--paper-2);border-top:1px solid var(--line-soft);border-bottom:1px solid var(--line-soft)}
.band-ink{background:var(--ink);color:#EAF1FA}
.band-ink .eyebrow{color:var(--cyan)}
.band-ink .lede{color:rgba(234,241,250,.75)}
.band-ink h2{color:#fff}

/* ---------- cards ---------- */
.grid{display:grid;gap:22px}
.grid-2{grid-template-columns:repeat(2,1fr)}
.grid-3{grid-template-columns:repeat(3,1fr)}
.card{
  background:var(--paper-2);border:1px solid var(--line);border-radius:var(--r-md);
  padding:30px;transition:transform .45s var(--ease),box-shadow .45s var(--ease),border-color .3s;
  position:relative;overflow:hidden;
}
.card:hover{transform:translateY(-5px);box-shadow:var(--shadow-md);border-color:rgba(20,103,210,.25)}
.card::after{content:"";position:absolute;left:0;right:0;top:0;height:2px;background:var(--grad);opacity:0;transition:opacity .35s}
.card:hover::after{opacity:1}
.card h3{font-size:19px;margin:16px 0 10px;letter-spacing:-.01em}
.card p{font-size:15px;color:var(--ink-2);line-height:1.62}
.card .tag{font-family:var(--font-mono);font-size:10.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--azure)}
.icon{
  width:42px;height:42px;border-radius:12px;background:var(--grad-soft);
  display:flex;align-items:center;justify-content:center;color:var(--azure);
}
.icon svg{width:20px;height:20px}

/* problem statements */
.problem-list{display:grid;gap:0;border-top:1px solid var(--line)}
.problem-row{
  display:grid;grid-template-columns:64px 1fr;gap:26px;align-items:baseline;
  padding:30px 6px;border-bottom:1px solid var(--line);transition:background .3s,padding-left .35s var(--ease);
}
.problem-row:hover{background:var(--paper-2);padding-left:16px}
.problem-row .idx{font-family:var(--font-mono);font-size:13px;color:var(--ink-3)}
.problem-row h3{font-family:var(--font-display);font-weight:400;font-size:26px;line-height:1.25}
.problem-row p{color:var(--ink-2);font-size:15.5px;margin-top:8px;max-width:64ch}

/* flow / object diagram */
.flow{display:grid;grid-template-columns:1fr auto 1fr auto 1fr;gap:18px;align-items:stretch}
.flow-col{display:grid;gap:12px}
.flow-node{
  background:var(--paper-2);border:1px solid var(--line);border-radius:var(--r-sm);
  padding:13px 16px;font-size:13.5px;font-weight:500;color:var(--ink-2);
  display:flex;align-items:center;gap:10px;transition:transform .35s var(--ease),border-color .3s;
}
.flow-node:hover{transform:translateX(4px);border-color:var(--cyan)}
.flow-node i{width:7px;height:7px;border-radius:50%;background:var(--grad);flex:none}
.flow-core{
  background:var(--ink);color:#fff;border-radius:var(--r-md);padding:30px 26px;
  display:flex;flex-direction:column;justify-content:center;gap:8px;text-align:center;
  position:relative;overflow:hidden;min-width:220px;box-shadow:var(--shadow-lift);
}
.flow-core::before{content:"";position:absolute;inset:-40%;background:conic-gradient(from 0deg,transparent 70%,rgba(18,181,214,.4),transparent 85%);animation:spin 7s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
.flow-core>*{position:relative}
.flow-core .k{font-family:var(--font-mono);font-size:10px;letter-spacing:.18em;color:var(--cyan);text-transform:uppercase}
.flow-core .t{font-family:var(--font-display);font-size:24px}
.flow-arrow{display:flex;align-items:center;color:var(--ink-3)}
.flow-arrow svg{width:26px;height:26px}

/* steps (how it works) */
.steps{display:grid;grid-template-columns:repeat(5,1fr);gap:16px;counter-reset:step}
.step{
  background:var(--paper-2);border:1px solid var(--line);border-radius:var(--r-md);
  padding:26px 22px;position:relative;transition:transform .45s var(--ease),box-shadow .45s var(--ease);
}
.step:hover{transform:translateY(-6px);box-shadow:var(--shadow-md)}
.step::before{
  counter-increment:step;content:"0" counter(step);
  font-family:var(--font-mono);font-size:12px;letter-spacing:.1em;
  background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;font-weight:700;
}
.step h3{font-size:17px;margin:12px 0 8px}
.step p{font-size:13.5px;color:var(--ink-2);line-height:1.55}
.step .bar{height:3px;border-radius:3px;background:var(--paper-3);margin-top:18px;overflow:hidden}
.step .bar i{display:block;height:100%;width:0;background:var(--grad);transition:width 1s var(--ease)}
.step.in .bar i{width:100%}
.step:nth-child(2).in .bar i{transition-delay:.15s}
.step:nth-child(3).in .bar i{transition-delay:.3s}
.step:nth-child(4).in .bar i{transition-delay:.45s}
.step:nth-child(5).in .bar i{transition-delay:.6s}

/* stats (why now) */
.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.stat{
  border:1px solid rgba(255,255,255,.12);border-radius:var(--r-md);padding:34px 30px;
  background:rgba(255,255,255,.03);transition:border-color .3s,transform .45s var(--ease);
}
.stat:hover{border-color:rgba(18,181,214,.45);transform:translateY(-4px)}
.stat .n{font-family:var(--font-display);font-size:clamp(40px,4.4vw,56px);line-height:1;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.stat .l{font-size:14.5px;color:rgba(234,241,250,.8);margin-top:14px;line-height:1.55}
.stat .src{font-family:var(--font-mono);font-size:10.5px;letter-spacing:.1em;color:rgba(234,241,250,.45);margin-top:16px;text-transform:uppercase}

/* role map table */
.rolemap{width:100%;border-collapse:collapse;background:var(--paper-2);border:1px solid var(--line);border-radius:var(--r-md);overflow:hidden;font-size:14.5px}
.rolemap th,.rolemap td{padding:15px 20px;text-align:left;border-bottom:1px solid var(--line-soft)}
.rolemap th{font-family:var(--font-mono);font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--ink-3);font-weight:500;background:var(--paper-3)}
.rolemap tr:last-child td{border-bottom:none}
.rolemap tr{transition:background .25s}
.rolemap tbody tr:hover{background:rgba(18,181,214,.04)}
.pill{display:inline-block;font-family:var(--font-mono);font-size:11px;letter-spacing:.06em;border-radius:100px;padding:5px 12px;font-weight:500}
.pill-gate{background:rgba(201,122,18,.1);color:#A5620C;border:1px solid rgba(201,122,18,.25)}
.pill-driver{background:rgba(20,103,210,.09);color:var(--azure);border:1px solid rgba(20,103,210,.25)}
.pill-advisor{background:rgba(44,191,98,.09);color:#1E9A4C;border:1px solid rgba(44,191,98,.25)}
.table-scroll{overflow-x:auto;border-radius:var(--r-md)}

/* contract card */
.contract{
  background:var(--paper-2);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:36px;box-shadow:var(--shadow-md);position:relative;
}
.contract::before{content:"";position:absolute;top:0;left:36px;right:36px;height:2px;background:var(--grad)}
.contract .clause{display:grid;grid-template-columns:150px 1fr;gap:20px;padding:16px 0;border-bottom:1px dashed var(--line);font-size:15px}
.contract .clause:last-child{border-bottom:none}
.contract .ck{font-family:var(--font-mono);font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--ink-3);padding-top:3px}
.contract .cv{color:var(--ink-2)}
.contract .cv b{color:var(--ink)}

/* pilot timeline */
.timeline{display:grid;gap:0;border-left:2px solid var(--line);margin-left:8px}
.tl-item{position:relative;padding:0 0 38px 34px}
.tl-item::before{
  content:"";position:absolute;left:-7px;top:5px;width:12px;height:12px;border-radius:50%;
  background:var(--paper);border:2.5px solid var(--azure);transition:background .3s;
}
.tl-item:hover::before{background:var(--azure)}
.tl-item .when{font-family:var(--font-mono);font-size:11.5px;letter-spacing:.12em;color:var(--azure);text-transform:uppercase}
.tl-item h3{font-size:18px;margin:8px 0 6px}
.tl-item p{font-size:15px;color:var(--ink-2);max-width:60ch}

/* facts strip */
.facts{display:grid;grid-template-columns:repeat(5,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:var(--r-md);overflow:hidden}
.fact{background:var(--paper-2);padding:26px 22px;text-align:center}
.fact .n{font-family:var(--font-display);font-size:32px;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.fact .l{font-size:13px;color:var(--ink-2);margin-top:8px}

/* outcomes list */
.check-list{display:grid;grid-template-columns:repeat(2,1fr);gap:16px 34px}
.check{display:flex;gap:14px;align-items:flex-start;font-size:16px;color:var(--ink-2)}
.check svg{width:20px;height:20px;flex:none;margin-top:3px;color:var(--green)}

/* CTA band */
.cta-band{position:relative;overflow:hidden;border-radius:var(--r-lg);background:var(--ink);color:#fff;padding:78px 60px;text-align:center}
.cta-band::before{content:"";position:absolute;inset:0;background:radial-gradient(ellipse 60% 90% at 50% 120%,rgba(18,181,214,.28),transparent 60%),radial-gradient(ellipse 40% 70% at 15% -20%,rgba(44,191,98,.18),transparent 60%)}
.cta-band>*{position:relative}
.cta-band h2{font-size:clamp(30px,3.6vw,46px);margin-bottom:16px}
.cta-band p{color:rgba(234,241,250,.75);max-width:56ch;margin:0 auto 34px;font-size:17.5px}

/* footer */
footer{border-top:1px solid var(--line-soft);padding:64px 0 40px;background:var(--paper-2)}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px;margin-bottom:48px}
.foot-grid h4{font-family:var(--font-mono);font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--ink-3);margin-bottom:18px;font-weight:500}
.foot-grid a{display:block;font-size:14.5px;color:var(--ink-2);padding:5px 0;transition:color .25s}
.foot-grid a:hover{color:var(--azure)}
.foot-tag{font-size:14.5px;color:var(--ink-3);max-width:34ch;margin-top:14px;line-height:1.6}
.foot-bottom{display:flex;justify-content:space-between;align-items:center;padding-top:28px;border-top:1px solid var(--line-soft);font-size:13px;color:var(--ink-3);flex-wrap:wrap;gap:12px}
.foot-bottom a{color:var(--ink-3);transition:color .25s}
.foot-bottom a:hover{color:var(--azure)}
.legal-doc{max-width:72ch}
.legal-doc h2{font-family:var(--font-display);font-weight:400;font-size:clamp(26px,3vw,36px);margin:48px 0 16px}
.legal-doc h2:first-of-type{margin-top:28px}
.legal-doc p,.legal-doc li{font-size:15.5px;color:var(--ink-2);line-height:1.65}
.legal-doc ul{margin:12px 0 12px 1.2em}
.legal-doc .note{font-size:14px;color:var(--ink-3);border-left:3px solid var(--cyan);padding-left:16px;margin:24px 0}

/* forms */
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.form-grid .full{grid-column:1/-1}
label{font-size:13.5px;font-weight:600;display:block;margin-bottom:7px;color:var(--ink-2)}
input,select,textarea{
  width:100%;padding:13px 16px;border:1px solid var(--line);border-radius:var(--r-sm);
  font-family:var(--font-body);font-size:15px;background:var(--paper-2);color:var(--ink);
  transition:border-color .25s,box-shadow .25s;
}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--azure);box-shadow:0 0 0 3px rgba(20,103,210,.12)}
textarea{min-height:130px;resize:vertical}
.form-note{font-size:12.5px;color:var(--ink-3);margin-top:14px}
.form-note a{color:var(--azure);text-decoration:underline;text-underline-offset:2px}
.form-note a:hover{color:var(--ink)}
.form-status{margin-top:16px;font-size:14.5px;font-weight:600;display:none}
.form-status.ok{display:block;color:var(--green)}
.form-status.err{display:block;color:#C0392B}

/* insights */
.insight{
  display:grid;grid-template-columns:120px 1fr auto;gap:28px;align-items:center;
  padding:30px 8px;border-bottom:1px solid var(--line);transition:background .3s,padding-left .35s var(--ease);
}
.insight:hover{background:var(--paper-2);padding-left:20px}
.insight .date{font-family:var(--font-mono);font-size:12px;color:var(--ink-3);letter-spacing:.06em}
.insight h3{font-family:var(--font-display);font-weight:400;font-size:24px;line-height:1.25}
.insight p{font-size:14.5px;color:var(--ink-2);margin-top:8px;max-width:70ch}
.insight .go{color:var(--azure);transition:transform .35s var(--ease)}
.insight:hover .go{transform:translateX(6px)}

/* reveal animations */
.reveal{opacity:0;transform:translateY(28px);transition:opacity .8s var(--ease),transform .8s var(--ease)}
.reveal.in{opacity:1;transform:none}
.reveal-d1{transition-delay:.1s}.reveal-d2{transition-delay:.2s}.reveal-d3{transition-delay:.3s}.reveal-d4{transition-delay:.4s}

/* page hero (inner pages) */
.page-hero{padding:168px 0 70px;position:relative;overflow:hidden}
.page-hero h1{font-size:clamp(38px,4.8vw,60px);margin:20px 0 20px;max-width:20ch}
.page-hero .lede{max-width:66ch}

/* 404 */
.err-wrap{min-height:70vh;display:flex;flex-direction:column;justify-content:center;align-items:center;text-align:center;padding:160px 28px 80px}
.err-wrap .big{font-family:var(--font-display);font-size:clamp(90px,16vw,180px);line-height:1;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}

/* ---------- responsive ---------- */
@media (max-width:1020px){
  .hero-inner{grid-template-columns:1fr;gap:70px}
  .dcard{transform:none}
  .grid-3{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(2,1fr)}
  .stats{grid-template-columns:1fr}
  .facts{grid-template-columns:repeat(2,1fr)}
  .flow{grid-template-columns:1fr}
  .flow-arrow{transform:rotate(90deg);justify-content:center;padding:6px 0}
  .foot-grid{grid-template-columns:1fr 1fr}
  .nav-inner{display:flex;gap:12px}
  .nav-links{
    position:fixed;inset:74px 0 auto 0;left:0;width:auto;
    height:auto;background:rgba(247,249,252,.97);backdrop-filter:blur(20px);
    flex-direction:column;justify-content:flex-start;gap:4px;padding:20px 28px 30px;border-bottom:1px solid var(--line);
    transform:translateY(-130%);transition:transform .45s var(--ease);align-items:flex-start;
    z-index:99;
  }
  .nav-links a,
  .nav-links a[href="use-cases.html"]{
    width:100%;height:auto;padding:12px 0;font-size:17px;justify-content:flex-start;text-align:left;
  }
  .nav-links a::after{bottom:8px;left:0;transform:none}
  .nav-links a:hover::after,.nav-links a[aria-current]::after{width:48px}
  .nav-links.open{transform:none}
  .burger{display:block;margin-left:auto}
  .nav .btn{display:none}
}
@media (max-width:720px){
  .grid-2,.grid-3,.check-list,.form-grid{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr}
  .facts{grid-template-columns:1fr 1fr}
  .chip-a,.chip-b{left:-6px}
  .chip-c,.chip-d{right:-6px}
  .insight{grid-template-columns:1fr;gap:8px}
  .cta-band{padding:56px 26px}
  .section{padding:80px 0}
  .hero{padding:140px 0 70px}
  .problem-row{grid-template-columns:40px 1fr;gap:14px}
  .contract .clause{grid-template-columns:1fr;gap:6px}
}

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

/* ============================================================
   LUMEN v2 — premium upgrades
   ============================================================ */

/* ---------- premium icons ---------- */
.icon{
  width:54px;height:54px;border-radius:16px;position:relative;
  background:linear-gradient(150deg,#FFFFFF 0%,#F0F6FC 100%);
  box-shadow:0 2px 8px rgba(11,62,143,.10),0 10px 24px rgba(11,62,143,.06),inset 0 1px 0 rgba(255,255,255,.95);
  display:flex;align-items:center;justify-content:center;
  transition:transform .5s var(--ease),box-shadow .5s var(--ease);
}
.icon::before{
  content:"";position:absolute;inset:0;border-radius:inherit;padding:1.4px;
  background:linear-gradient(150deg,rgba(20,103,210,.55),rgba(18,181,214,.30) 45%,rgba(44,191,98,.55));
  -webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);
  -webkit-mask-composite:xor;mask-composite:exclude;
  transition:opacity .4s;opacity:.7;
}
.icon::after{
  content:"";position:absolute;inset:0;border-radius:inherit;
  background:radial-gradient(60% 55% at 30% 22%,rgba(255,255,255,.9),transparent 70%);
  pointer-events:none;
}
.icon svg{width:23px;height:23px;position:relative;z-index:1;filter:drop-shadow(0 1px 1.5px rgba(11,62,143,.18))}
.card:hover .icon{transform:translateY(-3px) rotate(-3deg) scale(1.06);box-shadow:0 6px 16px rgba(18,181,214,.22),0 16px 38px rgba(11,62,143,.14),inset 0 1px 0 rgba(255,255,255,.95)}
.card:hover .icon::before{opacity:1}

/* ---------- premium cards: gradient ring + cursor glow + sheen ---------- */
.card{--gx:50%;--gy:50%}
.card::after{
  content:"";position:absolute;inset:0;border-radius:inherit;padding:1.3px;height:auto;top:0;left:0;right:0;
  background:linear-gradient(135deg,var(--azure),var(--cyan) 45%,var(--green));
  -webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);
  -webkit-mask-composite:xor;mask-composite:exclude;
  opacity:0;transition:opacity .45s var(--ease);
}
.card:hover::after{opacity:.85}
.card::before{
  content:"";position:absolute;inset:0;border-radius:inherit;pointer-events:none;
  background:
    radial-gradient(340px circle at var(--gx) var(--gy),rgba(18,181,214,.10),transparent 62%),
    radial-gradient(200px circle at var(--gx) var(--gy),rgba(44,191,98,.06),transparent 65%);
  opacity:0;transition:opacity .4s;
}
.card:hover::before{opacity:1}
.card:hover{border-color:transparent;box-shadow:0 4px 14px rgba(8,20,38,.07),0 26px 60px rgba(11,62,143,.13)}
.card>*{position:relative;z-index:1}

/* ---------- hero spotlight reveal (huly-style) ---------- */
.hero,.page-hero{--mx:50%;--my:40%}
.hero-reveal{
  position:absolute;inset:0;pointer-events:none;opacity:0;
  transition:opacity .5s var(--ease);
  -webkit-mask-image:radial-gradient(circle 250px at var(--mx) var(--my),#000 0%,rgba(0,0,0,.5) 52%,transparent 74%);
  mask-image:radial-gradient(circle 250px at var(--mx) var(--my),#000 0%,rgba(0,0,0,.5) 52%,transparent 74%);
}
.hero.lit .hero-reveal,.page-hero.lit .hero-reveal{opacity:1}
.hero-reveal .rv{position:absolute;color:var(--azure-deep)}
.hero-reveal .rv svg{overflow:visible}
.hero-reveal .rv-label{
  font-family:var(--font-mono);font-size:11px;letter-spacing:.12em;white-space:nowrap;
  color:var(--azure-deep);background:rgba(255,255,255,.7);border:1px solid rgba(20,103,210,.28);
  border-radius:100px;padding:7px 13px;backdrop-filter:blur(4px);
  box-shadow:0 4px 14px rgba(11,62,143,.10);
}
.hero-reveal .rv-label b{color:var(--green);font-weight:500}
.hero-reveal .rv-label i{font-style:normal;color:var(--cyan)}
.hero-spot{
  position:absolute;width:520px;height:520px;border-radius:50%;pointer-events:none;
  left:var(--mx);top:var(--my);transform:translate(-50%,-50%);opacity:0;transition:opacity .5s;
  background:radial-gradient(circle,rgba(18,181,214,.10) 0%,rgba(44,191,98,.05) 40%,transparent 70%);
}
.hero.lit .hero-spot,.page-hero.lit .hero-spot{opacity:1}
/* brighter grid inside the spotlight */
.hero-reveal .rv-grid{
  position:absolute;inset:0;
  background-image:linear-gradient(rgba(20,103,210,.14) 1px,transparent 1px),linear-gradient(90deg,rgba(20,103,210,.14) 1px,transparent 1px);
  background-size:72px 72px;
}
@media (hover:none){
  .hero-reveal{-webkit-mask-image:radial-gradient(circle 300px at var(--mx) var(--my),#000 0%,rgba(0,0,0,.4) 55%,transparent 78%);mask-image:radial-gradient(circle 300px at var(--mx) var(--my),#000 0%,rgba(0,0,0,.4) 55%,transparent 78%)}
}
@media (prefers-reduced-motion:reduce){
  .hero-reveal,.hero-spot{display:none}
}

/* ============================================================
   LUMEN v3 — refinements
   ============================================================ */

/* chips: straddle top/bottom edges only, never over card content */
.chip-a{top:-27px;left:-22px;bottom:auto;right:auto}
.chip-b{bottom:-27px;left:7%;top:auto;right:auto}
.chip-c{top:-27px;right:-14px;bottom:auto;left:auto}
.chip-d{bottom:-27px;right:5%;top:auto;left:auto}

/* reveal labels: subtle scale-in, kept out of text zones via positioning */
.hero-reveal .rv-label{box-shadow:0 6px 18px rgba(11,62,143,.12);border-color:rgba(20,103,210,.32)}

/* ---------- marquee v2: gradient glint + sparkles ---------- */
.marquee{
  padding:22px 0;position:relative;
  -webkit-mask-image:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent);
  mask-image:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent);
  background:linear-gradient(180deg,#FFFFFF, #F4F8FC);
}
.marquee-track{gap:38px;animation-duration:38s}
.marquee .mq-item{
  display:inline-flex;align-items:center;gap:38px;
  font-family:var(--font-mono);font-size:12.5px;letter-spacing:.16em;text-transform:uppercase;
  background:linear-gradient(90deg,var(--ink-3) 0%,var(--ink-3) 38%,var(--azure) 46%,var(--cyan) 50%,var(--green) 54%,var(--ink-3) 62%,var(--ink-3) 100%);
  background-size:280% 100%;
  -webkit-background-clip:text;background-clip:text;color:transparent;
  animation:glint 7s linear infinite;
  white-space:nowrap;
}
@keyframes glint{from{background-position:140% 0}to{background-position:-140% 0}}
.marquee .spark{width:13px;height:13px;flex:none;animation:sparkspin 9s linear infinite;filter:drop-shadow(0 0 4px rgba(18,181,214,.5))}
@keyframes sparkspin{to{transform:rotate(360deg)}}
.marquee span b{display:none}

/* ---------- problem rows: premium interaction ---------- */
.problem-row{position:relative;overflow:hidden;grid-template-columns:74px 1fr}
.problem-row::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:3px;
  background:var(--grad);transform:scaleY(0);transform-origin:top;
  transition:transform .5s var(--ease);border-radius:0 3px 3px 0;
}
.problem-row::after{
  content:"";position:absolute;inset:0;pointer-events:none;opacity:0;transition:opacity .45s;
  background:
    radial-gradient(420px circle at var(--gx,20%) var(--gy,50%),rgba(18,181,214,.07),transparent 60%),
    linear-gradient(90deg,rgba(20,103,210,.045),transparent 55%);
}
.problem-row:hover{background:var(--paper-2);padding-left:22px}
.problem-row:hover::before{transform:scaleY(1)}
.problem-row:hover::after{opacity:1}
.problem-row .idx{
  font-size:15px;transition:.4s;
}
.problem-row:hover .idx{
  background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;
  font-weight:700;letter-spacing:.06em;
}
.problem-row h3{
  display:inline;background-image:var(--grad);background-repeat:no-repeat;
  background-size:0% 2px;background-position:0 100%;
  transition:background-size .6s var(--ease);padding-bottom:4px;
}
.problem-row:hover h3{background-size:100% 2px}
.problem-row>*{position:relative;z-index:1}

/* ---------- pilot: living particle field ---------- */
.pilot-field{position:fixed;inset:0;z-index:0;pointer-events:none}
body.has-field main>section{position:relative;z-index:1}
body.has-field .band,body.has-field footer{background:rgba(255,255,255,.86);backdrop-filter:blur(2px)}
body.has-field .section:not(.band):not(.band-ink),body.has-field .section-tight{background:transparent}

/* ---------- about: team photo ---------- */
.team-shot{position:relative;border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--shadow-lift)}
.team-shot::before{
  content:"";position:absolute;inset:0;border-radius:inherit;padding:1.5px;z-index:2;
  background:linear-gradient(135deg,rgba(20,103,210,.6),rgba(18,181,214,.3) 45%,rgba(44,191,98,.6));
  -webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);
  -webkit-mask-composite:xor;mask-composite:exclude;pointer-events:none;
}
.team-shot img{width:100%;height:100%;object-fit:cover;aspect-ratio:4/3;transition:transform 6s var(--ease)}
.team-shot:hover img{transform:scale(1.045)}
.team-shot .badge{
  position:absolute;left:22px;bottom:22px;z-index:3;
  font-family:var(--font-mono);font-size:11px;letter-spacing:.14em;
  background:rgba(255,255,255,.85);backdrop-filter:blur(8px);
  border:1px solid rgba(20,103,210,.25);border-radius:100px;padding:9px 16px;color:var(--ink-2);
}

/* ============================================================
   LUMEN v4 — Pilot immersive page (langarica-style, light)
   ============================================================ */

/* full-viewport hero, no dead space */
.pilot-hero{
  min-height:100svh;display:flex;align-items:center;position:relative;
  padding:110px 0 150px;overflow:hidden;
}
.pilot-hero-inner{display:grid;grid-template-columns:1.05fr .95fr;gap:40px;align-items:center;width:100%}
.pilot-hero h1{font-size:clamp(50px,6.6vw,88px);margin:22px 0 24px}
.pilot-kicker{
  font-family:var(--font-mono);font-size:11.5px;letter-spacing:.2em;color:var(--ink-3);
  display:flex;align-items:center;gap:12px;text-transform:uppercase;
}
.pilot-kicker b{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;font-weight:700}

/* orbital Decision Object centerpiece */
.orbit-scene{position:relative;width:min(460px,86vw);aspect-ratio:1;margin:0 auto;perspective:1200px}
.orbit-tilt{position:absolute;inset:0;transform-style:preserve-3d;transform:rotateX(58deg) rotateZ(-12deg)}
.orbit{position:absolute;border-radius:50%;transform-style:preserve-3d;animation:orbitspin linear infinite}
.orbit i{
  position:absolute;top:-5px;left:50%;width:10px;height:10px;border-radius:50%;
  transform:translateX(-50%) rotateX(-58deg);
  box-shadow:0 0 12px 2px rgba(18,181,214,.45);
}
.orbit-1{inset:0;border:1.6px solid rgba(20,103,210,.30);animation-duration:18s}
.orbit-1 i{background:var(--azure)}
.orbit-2{inset:11%;border:1.6px solid rgba(18,181,214,.34);animation-duration:26s;animation-direction:reverse}
.orbit-2 i{background:var(--cyan)}
.orbit-3{inset:23%;border:1.6px dashed rgba(44,191,98,.38);animation-duration:34s}
.orbit-3 i{background:var(--green)}
@keyframes orbitspin{to{transform:rotate(360deg)}}
.orbit-core{
  position:absolute;inset:33%;border-radius:50%;
  background:radial-gradient(circle at 32% 28%,#FFFFFF 0%,#EFF6FC 60%,#E2EEF9 100%);
  border:1px solid rgba(20,103,210,.18);
  box-shadow:0 24px 60px rgba(11,62,143,.18),inset 0 2px 6px rgba(255,255,255,.9),0 0 0 14px rgba(18,181,214,.05);
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px;text-align:center;
  animation:corefloat 7s ease-in-out infinite;
}
@keyframes corefloat{0%,100%{transform:translateY(0)}50%{transform:translateY(-12px)}}
.orbit-core .k{font-family:var(--font-mono);font-size:9.5px;letter-spacing:.2em;color:var(--ink-3)}
.orbit-core .t{font-family:var(--font-display);font-size:clamp(17px,1.6vw,22px);line-height:1.15;color:var(--ink)}
.orbit-core .stamp{font-size:9px;padding:5px 9px;animation:none;transform:rotate(-3deg)}
.orbit-tag{
  position:absolute;font-family:var(--font-mono);font-size:10.5px;letter-spacing:.1em;
  background:rgba(255,255,255,.88);border:1px solid var(--line);border-radius:100px;
  padding:6px 12px;color:var(--ink-2);box-shadow:var(--shadow-sm);backdrop-filter:blur(6px);
  animation:float 7s ease-in-out infinite;white-space:nowrap;
}

/* facts strip docked to hero bottom */
.pilot-facts{
  position:absolute;left:0;right:0;bottom:0;
  border-top:1px solid var(--line-soft);
  background:rgba(255,255,255,.65);backdrop-filter:blur(10px);
}
.pilot-facts .wrap{display:grid;grid-template-columns:repeat(5,1fr) auto;align-items:center;gap:10px}
.pfact{padding:20px 10px 20px 0;display:flex;align-items:baseline;gap:12px}
.pfact .n{font-family:var(--font-display);font-size:30px;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;line-height:1}
.pfact .l{font-family:var(--font-mono);font-size:10px;letter-spacing:.1em;text-transform:uppercase;color:var(--ink-3);line-height:1.5}
.scroll-cue{
  display:flex;align-items:center;gap:12px;font-family:var(--font-mono);
  font-size:10.5px;letter-spacing:.2em;color:var(--ink-3);text-transform:uppercase;padding:20px 0;
}
.scroll-cue i{position:relative;width:1.5px;height:34px;background:var(--line);overflow:hidden;display:block}
.scroll-cue i::after{content:"";position:absolute;left:0;top:-100%;width:100%;height:100%;background:var(--grad);animation:cuedrop 1.8s var(--ease) infinite}
@keyframes cuedrop{to{top:100%}}

/* numbered side navigation */
.pilot-side{
  position:fixed;left:26px;top:50%;transform:translateY(-50%);z-index:60;display:grid;gap:16px;
}
.pilot-side a{
  display:flex;align-items:center;gap:10px;font-family:var(--font-mono);font-size:10.5px;
  letter-spacing:.14em;color:var(--ink-3);opacity:.55;transition:.35s var(--ease);text-transform:uppercase;
}
.pilot-side a i{display:block;width:16px;height:1.6px;background:var(--ink-3);transition:.35s var(--ease);border-radius:2px}
.pilot-side a .lbl{opacity:0;transform:translateX(-6px);transition:.35s var(--ease)}
.pilot-side a:hover .lbl{opacity:1;transform:none}
.pilot-side a.active{opacity:1;color:var(--azure)}
.pilot-side a.active i{width:34px;background:var(--grad)}
.pilot-side a.active .lbl{opacity:1;transform:none}
@media (max-width:1200px){.pilot-side{display:none}}

/* scroll-revealed giant statement */
.statement{padding:150px 0}
.statement p{
  font-family:var(--font-display);font-size:clamp(32px,4.6vw,62px);line-height:1.22;
  letter-spacing:-.01em;max-width:19ch;
}
.statement .w{opacity:.13;transition:opacity .5s var(--ease)}
.statement .w.on{opacity:1}
.statement .w em{font-style:italic;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}

/* timeline with scroll-drawn gradient progress */
.timeline{position:relative}
.tl-progress{
  position:absolute;left:-2px;top:0;width:2px;background:var(--grad);
  height:0;border-radius:2px;box-shadow:0 0 10px rgba(18,181,214,.4);
}
.tl-item::before{transition:background .3s,border-color .3s,box-shadow .3s}
.tl-item.lit::before{background:var(--azure);box-shadow:0 0 0 5px rgba(20,103,210,.14)}

/* big ghost section numbers */
.sec-num{
  font-family:var(--font-display);font-size:clamp(76px,10vw,140px);line-height:.8;
  background:linear-gradient(180deg,rgba(20,103,210,.14),rgba(44,191,98,.03));
  -webkit-background-clip:text;background-clip:text;color:transparent;
  display:block;margin-bottom:-14px;user-select:none;
}

@media (max-width:1020px){
  .pilot-hero-inner{grid-template-columns:1fr;gap:56px}
  .pilot-facts .wrap{grid-template-columns:repeat(3,1fr)}
  .scroll-cue{display:none}
  .pilot-hero{padding-bottom:190px}
}
@media (max-width:720px){
  .pilot-facts .wrap{grid-template-columns:repeat(2,1fr)}
  .pfact{padding:12px 6px 12px 0}
  .pilot-hero{padding-bottom:230px}
  .statement{padding:90px 0}
}
@media (prefers-reduced-motion:reduce){
  .statement .w{opacity:1}
  .orbit,.orbit-core,.scroll-cue i::after{animation:none}
}

/* ============================================================
   LUMEN v4 — Pilot page (light paper theme)
   ============================================================ */
body.pilot-dark{background:var(--paper);color:var(--ink)}
.pilot-dark .pilot-field{background:var(--paper)}
.pilot-dark ::selection{background:rgba(18,181,214,.25)}

/* nav */
.pilot-dark .brand,.pilot-dark .brand span{color:var(--ink)}
.pilot-dark .nav-links{color:var(--ink-2)}
.pilot-dark .nav-links a:hover,.pilot-dark .nav-links a[aria-current]{color:var(--ink)}
.pilot-dark .nav.scrolled{background:rgba(247,249,252,.92);border-bottom-color:var(--line-soft);box-shadow:var(--shadow-sm)}
.pilot-dark .nav .btn-primary{background:var(--ink);color:#fff}
.pilot-dark .burger span{background:var(--ink)}
@media (max-width:1020px){
  .pilot-dark .nav-links{background:rgba(247,249,252,.98);border-bottom-color:var(--line-soft)}
}

/* full-viewport hero, no dead white space */
.pd-hero{
  min-height:100vh;display:flex;align-items:center;position:relative;
  padding:130px 0 90px;overflow:hidden;
}
.pd-hero::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(ellipse 75% 60% at 50% 42%,rgba(18,181,214,.07),transparent 65%),
             radial-gradient(ellipse 90% 70% at 50% 110%,rgba(6,15,31,.9),transparent 60%);
}
.pd-ghost{
  position:absolute;left:50%;bottom:-4vw;transform:translateX(-50%);
  font-family:var(--font-display);font-size:21vw;line-height:1;letter-spacing:.02em;
  color:transparent;-webkit-text-stroke:1.5px rgba(232,240,250,.055);
  pointer-events:none;user-select:none;white-space:nowrap;
}
.pd-hero .wrap{position:relative;text-align:center;max-width:940px}
.pd-hero h1{font-size:clamp(48px,7.2vw,96px);margin:26px 0 26px;color:#fff}
.pd-hero .lede{color:rgba(232,240,250,.75);margin:0 auto 42px;font-size:clamp(17px,1.5vw,20px)}
.pd-hero .eyebrow{color:var(--cyan);justify-content:center}
.pd-kpis{
  display:flex;gap:12px;justify-content:center;flex-wrap:wrap;margin-top:52px;
}
.pd-kpi{
  font-family:var(--font-mono);font-size:12px;letter-spacing:.1em;
  border:1px solid rgba(255,255,255,.14);border-radius:100px;padding:10px 18px;
  color:rgba(232,240,250,.8);background:rgba(255,255,255,.04);backdrop-filter:blur(8px);
  transition:border-color .3s,transform .4s var(--ease);
}
.pd-kpi:hover{border-color:rgba(18,181,214,.6);transform:translateY(-2px)}
.pd-kpi b{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;font-weight:700}
.pd-scroll{
  position:absolute;bottom:34px;left:50%;transform:translateX(-50%);
  display:flex;flex-direction:column;align-items:center;gap:10px;
  font-family:var(--font-mono);font-size:10px;letter-spacing:.28em;color:rgba(232,240,250,.45);
}
.pd-scroll i{
  width:1.5px;height:44px;background:linear-gradient(180deg,transparent,var(--cyan),transparent);
  display:block;animation:scrollcue 2.2s var(--ease) infinite;
}
@keyframes scrollcue{0%{transform:translateY(-8px);opacity:0}35%{opacity:1}100%{transform:translateY(10px);opacity:0}}

/* light rethemes for shared components on pilot */
.pilot-dark .section-head h2,.pilot-dark h2,.pilot-dark h3{color:var(--ink)}
.pilot-dark .lede{color:var(--ink-2)}
.pilot-dark .eyebrow{color:var(--azure)}
.pilot-dark .band{background:var(--paper-2);border-color:var(--line-soft)}
.pilot-dark.has-field .band{background:var(--paper-2);backdrop-filter:none}
.pilot-dark .pp-facts{border-top-color:var(--line);background:transparent;backdrop-filter:none}
.pilot-dark .pp-facts-grid{background:transparent;border:none;border-radius:0;gap:0}
.pilot-dark .pp-fact{background:transparent;backdrop-filter:none;border-right:1px solid var(--line);padding:28px 20px}
.pilot-dark .pp-fact:last-child{border-right:none}
.pilot-dark .pp-fact .l{color:var(--ink-2);font-size:15px}
.pilot-dark .jtrack::before{background:var(--line)}
.pilot-dark .jitem::before{background:var(--paper);border-color:var(--line)}
.pilot-dark .jitem:not(.on){opacity:.62}
.pilot-dark .jitem:not(.on) h3{color:var(--ink-3)}
.pilot-dark .jitem:not(.on) p{color:var(--ink-3)}
.pilot-dark .jitem:not(.on) .when{color:var(--ink-3)}
.pilot-dark .jitem.on h3{color:var(--ink)}
.pilot-dark .jitem.on p{color:var(--ink-2)}
.pilot-dark .jitem.on .when{color:var(--azure)}
.pilot-dark .card{background:var(--paper-2);border-color:var(--line)}
.pilot-dark .card p{color:var(--ink-2)}
.pilot-dark .card:hover{box-shadow:var(--shadow-md)}
.pilot-dark .card .tag{color:var(--azure)}
.pilot-dark .check{color:var(--ink-2)}
.pilot-dark .check b{color:var(--ink)}
.pilot-dark .mono{color:var(--ink-3)}
.pilot-dark .btn-ghost{color:var(--ink);border-color:var(--line)}
.pilot-dark .btn-ghost:hover{border-color:var(--azure);color:var(--azure)}
.pilot-dark .cta-band h2{color:#fff}
.pilot-dark .reveal{transition-duration:.9s}
@media (max-width:720px){
  .pd-hero{min-height:92vh;padding:110px 0 90px}
  .pd-ghost{font-size:34vw;bottom:-6vw}
}

/* ============================================================
   LUMEN v4 — Pilot page, immersive scrollytelling
   ============================================================ */

/* fix: keep the canvas fixed and out of flow (was pushed into flow by main>* rule) */
.pilot-field{position:fixed !important;inset:0;z-index:0;pointer-events:none}
body.has-field main>section{position:relative;z-index:1}
body.has-field main>*:not(section){z-index:0}

/* ---- full-viewport hero ---- */
.pp-hero{min-height:100vh;display:flex;flex-direction:column;position:relative;overflow:hidden}
.pp-hero-main{flex:1;display:flex;flex-direction:column;justify-content:center;padding-top:96px}
.pp-hero h1{font-size:clamp(52px,7.4vw,106px);line-height:1.03;letter-spacing:-.02em;margin:26px 0 30px;max-width:16ch}
.pp-hero .lede{max-width:58ch}
.pp-hero .w{display:inline-block;opacity:0;transform:translateY(.6em);animation:wordUp .9s var(--ease) forwards;animation-delay:calc(.25s + var(--i)*.07s)}
@keyframes wordUp{to{opacity:1;transform:none}}
.pp-scroll{
  position:absolute;right:40px;bottom:130px;display:flex;flex-direction:column;align-items:center;gap:12px;
  font-family:var(--font-mono);font-size:10.5px;letter-spacing:.3em;color:var(--ink-3);
  writing-mode:vertical-rl;
}
.pp-scroll::after{
  content:"";width:1.5px;height:56px;background:linear-gradient(var(--azure),var(--green));
  animation:scrollPulse 2s var(--ease) infinite;transform-origin:top;border-radius:2px;
}
@keyframes scrollPulse{0%{transform:scaleY(0)}55%{transform:scaleY(1)}100%{transform:scaleY(1);opacity:0}}
.pp-facts{
  border-top:1px solid var(--line);background:rgba(255,255,255,.55);backdrop-filter:blur(10px);
  position:relative;z-index:2;
}
.pp-facts-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:1px;background:var(--line)}
.pp-fact{
  background:rgba(255,255,255,.65);padding:24px 26px;
  display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;
}
.pp-fact .n{font-family:var(--font-display);font-size:clamp(38px,3.6vw,48px);line-height:1;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.pp-fact .l{font-family:var(--font-mono);font-size:14.5px;letter-spacing:.08em;text-transform:uppercase;color:var(--ink-3);margin-top:12px;line-height:1.55;max-width:24ch}

/* ---- numbered section rail ---- */
.rail{position:fixed;right:30px;top:50%;transform:translateY(-50%);z-index:60;display:grid;gap:22px}
.rail a{display:flex;align-items:center;gap:10px;justify-content:flex-end;font-family:var(--font-mono);font-size:10.5px;letter-spacing:.14em;color:var(--ink-3);transition:color .3s}
.rail .lbl{opacity:0;transform:translateX(6px);transition:.35s var(--ease);text-transform:uppercase}
.rail .num{width:26px;height:26px;border-radius:50%;border:1.5px solid var(--line);display:flex;align-items:center;justify-content:center;font-size:9.5px;background:rgba(255,255,255,.7);backdrop-filter:blur(6px);transition:.35s var(--ease)}
.rail a:hover .lbl,.rail a.active .lbl{opacity:1;transform:none}
.rail a.active{color:var(--ink)}
.rail a.active .num{border-color:transparent;background:var(--grad);color:#fff;box-shadow:0 4px 14px rgba(18,181,214,.35)}

/* ---- giant statement ---- */
.pp-statement{padding:150px 0}
.pp-statement .line{overflow:hidden;padding-bottom:.08em}
.pp-statement .line>span{
  display:block;font-family:var(--font-display);font-size:clamp(42px,6.4vw,92px);line-height:1.06;letter-spacing:-.02em;
  transform:translateY(115%);transition:transform 1s var(--ease);
}
.pp-statement .line.in>span{transform:none}
.pp-statement .line:nth-child(2)>span{transition-delay:.12s}
.pp-statement .line:nth-child(3)>span{transition-delay:.24s}
.pp-statement em{font-style:italic;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;padding-right:.05em}
.pp-statement .sub{margin-top:34px;max-width:56ch}

/* ---- scroll-driven journey ---- */
.journey{position:relative}
.jtrack{position:relative;margin-left:10px}
.jtrack::before{content:"";position:absolute;left:0;top:6px;bottom:6px;width:2px;background:var(--line);border-radius:2px}
.jfill{position:absolute;left:0;top:6px;width:2px;background:var(--grad);border-radius:2px;height:0;box-shadow:0 0 12px rgba(18,181,214,.5)}
.jitem{position:relative;padding:0 0 58px 42px;transition:opacity .5s}
.jitem::before{
  content:"";position:absolute;left:-6px;top:4px;width:14px;height:14px;border-radius:50%;
  background:var(--paper);border:2.5px solid var(--line);transition:.4s var(--ease);z-index:1;
}
.jitem .when{font-family:var(--font-mono);font-size:11.5px;letter-spacing:.14em;color:var(--ink-3);text-transform:uppercase;transition:color .35s}
.jitem h3{font-family:var(--font-display);font-weight:400;font-size:clamp(24px,2.6vw,34px);margin:10px 0 10px;transition:.35s}
.jitem p{font-size:15.5px;color:var(--ink-3);max-width:56ch;transition:color .35s}
.jitem.on::before{border-color:transparent;background:var(--grad);box-shadow:0 0 0 5px rgba(18,181,214,.14),0 0 16px rgba(18,181,214,.4)}
.jitem.on .when{color:var(--azure)}
.jitem.on p{color:var(--ink-2)}
.jitem:not(.on){opacity:.45}
.jitem:not(.on) h3{color:var(--ink-3)}

@media (max-width:1100px){.rail{display:none}}
@media (max-width:720px){
  .pp-facts-grid{grid-template-columns:1fr 1fr}
  .pp-fact:last-child{grid-column:1/-1}
  .pilot-dark .pp-fact{border-right:none;border-bottom:1px solid var(--line)}
  .pilot-dark .pp-fact:last-child{border-bottom:none}
  .pp-scroll{display:none}
  .pp-hero h1{font-size:clamp(42px,11vw,64px)}
  .pp-statement{padding:100px 0}
}
@media (prefers-reduced-motion:reduce){
  .pp-hero .w{opacity:1;transform:none;animation:none}
  .pp-statement .line>span{transform:none}
  .jitem{opacity:1 !important}
  .btn-glow::before{transition:none;transform:none;opacity:0}
  .btn-glow:hover::before{opacity:.4}
}