/* Productive Edge V2 — Healthcare AI Acceleration
   Built on tokens.css. Adds Boost Health AI purple (sampled from the Boost mark),
   the Plan/Govern/Build/Scale rail, and the V2 section system. */
@import url('tokens.css');

:root{
  /* Boost Health AI — sampled from the Boost rocket mark */
  --boost-900:#2C0A4E; --boost-800:#4A0E85; --boost-700:#5F0FA3;
  --boost-600:#7913CC; /* ★ Boost primary */
  --boost-500:#9426E0; --boost-magenta:#BF20C9; --boost-magenta-hi:#DE11C9;
  --boost-300:#C79BEE; --boost-200:#DCC5F6; --boost-100:#EEE2FB; --boost-50:#F7F1FE;
  --boost-cyan:#3DE5FF;
  /* Ink surfaces */
  --ink:var(--pe-neutral-900); --ink-2:#232325; --ink-3:#2A2A2C;
  --paper:#FFFFFF; --paper-2:var(--pe-neutral-50); --paper-3:var(--pe-neutral-100);
  --rule:rgba(27,27,28,.10); --rule-d:rgba(255,255,255,.12);
  --maxw:1280px; --gut:48px;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--pe-neutral-900);font-family:var(--font-body);-webkit-font-smoothing:antialiased;overflow-x:hidden}
img{max-width:100%}
a{color:var(--pe-blue-600);text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:3px}
a:hover{color:var(--pe-blue-700)}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 var(--gut)}
.wrap-n{max-width:1000px;margin:0 auto;padding:0 var(--gut)}

/* ---------- Type ---------- */
h1,h2,h3,h4,h5{margin:0;font-weight:500;letter-spacing:-.03em;line-height:1.04;text-wrap:balance;color:inherit}
h1{font-size:clamp(42px,5.6vw,80px)}
h2{font-size:clamp(32px,4.2vw,60px)}
h3{font-size:clamp(24px,2.6vw,36px);letter-spacing:-.025em}
h4{font-size:var(--text-lg);font-weight:600;letter-spacing:-.015em;line-height:1.2}
h5{font-size:var(--text-base);font-weight:600;letter-spacing:-.01em;line-height:1.25}
p{margin:0;font-size:var(--text-base);line-height:1.6;color:var(--pe-neutral-800);text-wrap:pretty}
.lede{font-size:clamp(18px,1.5vw,21px);line-height:1.55;color:var(--pe-neutral-800)}
.sm{font-size:var(--text-sm);line-height:1.55;color:var(--pe-neutral-500)}
.xs{font-size:var(--text-sm);line-height:1.5;color:var(--pe-neutral-500)}
strong{font-weight:600;color:var(--pe-neutral-900)}
.eyebrow{display:block;font-size:var(--text-xs);font-weight:600;letter-spacing:.14em;text-transform:uppercase;color:var(--pe-blue-600)}
.eyebrow::after{content:"";display:block;width:24px;height:2px;background:currentColor;margin-top:10px}
.eyebrow.no-rule::after{display:none}
.eyebrow.purple{color:var(--boost-600)}
.eyebrow.muted{color:var(--pe-neutral-500)}
.ed{font-family:var(--font-editorial);font-style:italic;font-weight:400}
.tnum{font-variant-numeric:tabular-nums}

/* ---------- Sections ---------- */
section{position:relative}
.sec{padding:clamp(80px,9vw,140px) 0}
.sec-tight{padding:clamp(56px,6vw,88px) 0}
.dark{background:var(--ink);color:#fff}
.dark p{color:rgba(255,255,255,.72)}
.dark .sm,.dark .xs{color:rgba(255,255,255,.55)}
.dark strong{color:#fff}
.dark .eyebrow{color:var(--pe-blue-100)}
.dark .eyebrow.purple{color:var(--boost-200)}
.dark .eyebrow.muted{color:rgba(255,255,255,.55)}
.dark .eyebrow.muted{color:rgba(255,255,255,.45)}
.dark a{color:#fff}
.soft{background:var(--paper-2)}
.sec-head{max-width:900px}
.sec-head h2{margin-top:26px}
.sec-head .lede{margin-top:24px;max-width:720px}
.glow{position:absolute;pointer-events:none;width:620px;height:620px;border-radius:50%;filter:blur(140px);opacity:.6}
.glow.blue{background:radial-gradient(circle,rgba(10,62,194,.6),transparent 70%)}
.glow.purple{background:radial-gradient(circle,rgba(121,19,204,.45),transparent 70%)}

/* ---------- Buttons ---------- */
.btn{display:inline-flex;align-items:center;gap:10px;padding:15px 24px;border-radius:var(--radius-md);font-size:var(--text-sm);font-weight:600;letter-spacing:-.01em;text-decoration:none;border:1px solid transparent;transition:background var(--dur-1) var(--ease-out),border-color var(--dur-1) var(--ease-out),color var(--dur-1) var(--ease-out);cursor:pointer}
.btn:active{transform:translateY(1px)}
.btn svg{width:17px;height:17px;flex:none}
.btn.primary{background:var(--pe-blue-600);color:#fff}
.btn.primary:hover{background:var(--pe-blue-700);color:#fff}
.btn.boost{background:var(--boost-600);color:#fff}
.btn.boost:hover{background:var(--boost-700);color:#fff}
.btn.ghost{border-color:var(--pe-neutral-300);color:var(--pe-neutral-900);background:transparent}
.btn.ghost:hover{background:var(--paper-3);color:var(--pe-neutral-900)}
.dark .btn.ghost{border-color:rgba(255,255,255,.24);color:#fff}
.dark .btn.ghost:hover{background:rgba(255,255,255,.09)}
.btn.sm{padding:11px 18px;font-size:var(--text-sm)}
.btns{display:flex;flex-wrap:wrap;gap:12px}
.link-cta{display:inline-flex;align-items:center;gap:8px;font-size:var(--text-sm);font-weight:600;text-decoration:none;color:var(--pe-blue-600);letter-spacing:-.01em}
.link-cta::after{content:"→";transition:transform var(--dur-1) var(--ease-out)}
.link-cta:hover::after{transform:translateX(4px)}
.link-cta.purple{color:var(--boost-600)}
.dark .link-cta{color:#fff}
:focus-visible{outline:none;box-shadow:0 0 0 3px rgba(10,62,194,.28);border-radius:4px}

/* ---------- Nav ---------- */
.nav{position:sticky;top:0;z-index:80;background:rgba(255,255,255,.86);backdrop-filter:blur(14px);border-bottom:1px solid var(--rule)}
.nav-in{max-width:var(--maxw);margin:0 auto;padding:0 var(--gut);height:74px;display:flex;align-items:center;gap:36px}
.nav-logo{display:flex;align-items:center;text-decoration:none}
.nav-logo img{height:26px;display:block}
.nav-links{display:flex;align-items:center;gap:26px;margin-left:auto}
.nav-links a{font-size:var(--text-sm);font-weight:500;color:var(--pe-neutral-800);text-decoration:none;letter-spacing:-.01em;transition:color var(--dur-1)}
.nav-links a:hover,.nav-links a[aria-current]{color:var(--pe-blue-600)}
.nav-cta{margin-left:6px}
.nav-item{position:relative}
.nav-item>a::after{content:"";display:inline-block;width:5px;height:5px;margin-left:7px;border-right:1.5px solid currentColor;border-bottom:1.5px solid currentColor;transform:translateY(-2px) rotate(45deg);opacity:.5}
.nav-menu{position:absolute;top:calc(100% + 14px);left:-18px;min-width:250px;background:#fff;border:1px solid var(--rule);border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);padding:10px;display:none;flex-direction:column;gap:2px}
.nav-item:hover .nav-menu,.nav-item:focus-within .nav-menu{display:flex}
.nav-menu a{padding:10px 14px;border-radius:8px;font-size:var(--text-sm)}
.nav-menu a:hover{background:var(--paper-2)}
.nav-menu .grp{padding:12px 14px 6px;font-size:var(--text-xs);font-weight:600;letter-spacing:.14em;text-transform:uppercase;color:var(--pe-neutral-500)}
.nav-burger{display:none;margin-left:auto;background:none;border:1px solid var(--rule);border-radius:8px;width:40px;height:40px;align-items:center;justify-content:center;cursor:pointer}
.nav-burger span{display:block;width:16px;height:1.5px;background:var(--pe-neutral-900);position:relative}
.nav-burger span::before,.nav-burger span::after{content:"";position:absolute;left:0;width:16px;height:1.5px;background:var(--pe-neutral-900)}
.nav-burger span::before{top:-5px}.nav-burger span::after{top:5px}
@media(max-width:1080px){
  .nav-links{position:fixed;inset:74px 0 auto;background:#fff;flex-direction:column;align-items:stretch;gap:0;padding:12px var(--gut) 28px;border-bottom:1px solid var(--rule);display:none}
  .nav-links.open{display:flex}
  .nav-links a{padding:14px 0;border-bottom:1px solid var(--rule);font-size:var(--text-base)}
  .nav-cta{margin:18px 0 0;justify-content:center}
  .nav-burger{display:flex}
  .nav-item>a::after{display:none}
  .nav-menu{position:static;display:flex;border:none;box-shadow:none;padding:0 0 12px 14px;min-width:0}
  .nav-menu a{border-bottom:none;padding:10px 0;font-size:var(--text-sm);color:var(--pe-neutral-500)}
  .nav-item{border-bottom:1px solid var(--rule)}
  .nav-item>a{border-bottom:none}
}

/* ---------- PGBS rail (signature device) ---------- */
.rail{display:grid;grid-template-columns:repeat(4,1fr);border:1px solid var(--rule);border-radius:var(--radius-xl);overflow:hidden;background:#fff}
.dark .rail{border-color:var(--rule-d);background:rgba(255,255,255,.03)}
.rail-cell{padding:26px 24px 24px;border-right:1px solid var(--rule);position:relative;overflow:hidden}
.dark .rail-cell{border-color:var(--rule-d)}
.rail-cell:last-child{border-right:none}
.rail-cell .n{font-size:var(--text-xs);font-weight:600;letter-spacing:.14em;color:var(--pe-neutral-500)}
.rail-cell .t{margin-top:14px;font-size:clamp(20px,2vw,26px);font-weight:600;letter-spacing:-.025em;line-height:1;color:var(--pe-neutral-900)}
.dark .rail-cell .t{color:#fff}
.rail-cell .d{margin-top:10px;font-size:var(--text-sm);line-height:1.5;color:var(--pe-neutral-500)}
.dark .rail-cell .d{color:rgba(255,255,255,.6)}
.rail-cell .bar{position:absolute;left:0;bottom:0;height:3px;width:100%;transform:scaleX(0);transform-origin:left;transition:transform .7s var(--ease-out)}
.in-view .rail-cell .bar{transform:scaleX(1)}
.rail-cell:nth-child(1) .bar{background:var(--pe-blue-600);transition-delay:.05s}
.rail-cell:nth-child(2) .bar{background:linear-gradient(90deg,var(--pe-blue-600),var(--boost-600));transition-delay:.25s}
.rail-cell:nth-child(3) .bar{background:linear-gradient(90deg,var(--boost-600),var(--boost-magenta));transition-delay:.45s}
.rail-cell:nth-child(4) .bar{background:var(--boost-magenta);transition-delay:.65s}
.dark .rail-cell:nth-child(1) .bar{background:var(--pe-blue-500)}
@media(max-width:820px){.rail{grid-template-columns:1fr}.rail-cell{border-right:none;border-bottom:1px solid var(--rule)}.dark .rail-cell{border-color:var(--rule-d)}.rail-cell:last-child{border-bottom:none}}

/* ---------- Cards ---------- */
.card{background:#fff;border:1px solid var(--rule);border-radius:var(--radius-lg);padding:30px;transition:box-shadow var(--dur-2) var(--ease-out),border-color var(--dur-2)}
.card:hover{box-shadow:var(--shadow-md)}
.dark .card{background:rgba(255,255,255,.04);border-color:var(--rule-d)}
.dark .card:hover{background:rgba(255,255,255,.07)}
.card h4{margin-bottom:10px}
.grid{display:grid;gap:20px}
.g2{grid-template-columns:repeat(2,1fr)}
.g3{grid-template-columns:repeat(3,1fr)}
.g4{grid-template-columns:repeat(4,1fr)}
.g5{grid-template-columns:repeat(5,1fr)}
@media(max-width:1080px){.g4,.g5{grid-template-columns:repeat(2,1fr)}.g3{grid-template-columns:repeat(2,1fr)}}
@media(max-width:720px){.g2,.g3,.g4,.g5{grid-template-columns:1fr}}
.taglist{list-style:none;margin:18px 0 0;padding:0;display:flex;flex-direction:column;gap:9px}
.taglist li{font-size:var(--text-sm);color:var(--pe-neutral-500);padding-left:16px;position:relative;line-height:1.45}
.taglist li::before{content:"";position:absolute;left:0;top:9px;width:5px;height:1.5px;background:var(--pe-neutral-300)}
.dark .taglist li{color:rgba(255,255,255,.6)}
.dark .taglist li::before{background:rgba(255,255,255,.3)}
.taglist.blue li::before{background:var(--pe-blue-600)}
.taglist.purple li::before{background:var(--boost-600)}
.chip{display:inline-flex;align-items:center;gap:6px;padding:6px 12px;border-radius:var(--radius-pill);font-size:var(--text-xs);font-weight:600;letter-spacing:.04em;text-transform:uppercase}
.chip.blue{background:var(--pe-blue-50);color:var(--pe-blue-700)}
.chip.purple{background:var(--boost-50);color:var(--boost-700)}
.chip.ink{background:var(--paper-3);color:var(--pe-neutral-800)}
.dark .chip.blue{background:rgba(19,78,232,.2);color:#A8C0F7}
.dark .chip.purple{background:rgba(121,19,204,.26);color:var(--boost-300)}

/* attribution accents */
.pe-mark{border-top:3px solid var(--pe-blue-600)}
.boost-mark{border-top:3px solid var(--boost-600)}

/* ---------- Big statement ---------- */
.statement{font-size:clamp(30px,4.4vw,64px);font-weight:500;letter-spacing:-.035em;line-height:1.02;text-wrap:balance}
.statement .b{color:var(--pe-blue-600)}
.dark .statement .b{color:var(--pe-blue-500)}
.statement .p{color:var(--boost-600)}
.dark .statement .p{color:var(--boost-300)}

/* ---------- Reveal ---------- */
.js .rv{opacity:0;transform:translateY(10px);transition:opacity .5s var(--ease-out),transform .5s var(--ease-out)}
.js .rv.in{opacity:1;transform:none}
.hero strong,.final strong{color:#fff}
.final p{color:rgba(255,255,255,.72)}
.hero-grid p strong{color:#fff}
@media(prefers-reduced-motion:reduce){.js .rv{opacity:1;transform:none}*{animation:none!important;transition-duration:.01ms!important}}

/* ---------- Footer ---------- */
.ft{background:var(--ink);color:#fff;padding:80px 0 40px}
.ft-top{display:grid;grid-template-columns:1.4fr repeat(4,1fr);gap:40px}
.ft img{height:24px}
.ft h6{margin:0 0 16px;font-size:var(--text-xs);font-weight:600;letter-spacing:.14em;text-transform:uppercase;color:rgba(255,255,255,.45)}
.ft ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:10px}
.ft a{font-size:var(--text-sm);color:rgba(255,255,255,.72);text-decoration:none}
.ft a:hover{color:#fff}
.ft-bot{margin-top:64px;padding-top:26px;border-top:1px solid var(--rule-d);display:flex;flex-wrap:wrap;gap:16px;justify-content:space-between;font-size:var(--text-xs);color:rgba(255,255,255,.45)}
@media(max-width:980px){.ft-top{grid-template-columns:repeat(2,1fr)}}
@media(max-width:560px){.ft-top{grid-template-columns:1fr}:root{--gut:20px}}
@media(max-width:900px){:root{--gut:24px}}

/* ---------- Split head (giant headline left, body right) ---------- */
.split{display:grid;grid-template-columns:1.35fr 1fr;gap:clamp(28px,5vw,72px);align-items:end}
.split .r{padding-bottom:8px}
@media(max-width:900px){.split{grid-template-columns:1fr;align-items:start}}

/* ---------- Index numbering (01 / 04) ---------- */
.idx{display:inline-flex;align-items:baseline;gap:7px;padding:9px 16px;border:1px solid var(--rule);border-radius:var(--radius-pill);font-size:var(--text-xs);font-weight:600;letter-spacing:.1em;font-variant-numeric:tabular-nums;color:var(--pe-neutral-800)}
.dark .idx{border-color:var(--rule-d);color:#fff}
.idx s{text-decoration:none;opacity:.4}
.idx em{font-style:normal;opacity:.4}

/* ---------- Comparison table ---------- */
.cmp{margin-top:clamp(44px,5vw,72px);border-top:2px solid var(--pe-neutral-900)}
.cmp-h{display:grid;grid-template-columns:200px 1fr 1fr;gap:clamp(16px,3vw,44px);padding:20px 0 16px;border-bottom:1px solid var(--rule)}
.cmp-h .l{font-size:var(--text-xs);font-weight:600;letter-spacing:.14em;text-transform:uppercase;color:var(--pe-neutral-500)}
.cmp-h .n{font-size:var(--text-xs);font-weight:600;letter-spacing:.14em;text-transform:uppercase;color:var(--pe-blue-600)}
.cmp-r{display:grid;grid-template-columns:200px 1fr 1fr;gap:clamp(16px,3vw,44px);padding:22px 0;border-bottom:1px solid var(--rule);align-items:baseline}
.cmp-r .dim{font-size:var(--text-xs);font-weight:600;letter-spacing:.1em;text-transform:uppercase;color:var(--pe-neutral-500)}
.cmp-r .old{font-size:var(--text-md);color:var(--pe-neutral-500);letter-spacing:-.015em}
.cmp-r .new{font-size:var(--text-md);font-weight:600;color:var(--pe-neutral-900);letter-spacing:-.02em}
@media(max-width:820px){.cmp-h{display:none}.cmp-r{grid-template-columns:1fr;gap:8px;padding:20px 0}.cmp-r .old::before{content:"Old model · ";font-weight:600;letter-spacing:.06em;font-size:var(--text-xs);text-transform:uppercase;color:var(--pe-neutral-400)}.cmp-r .new::before{content:"AI-era model · ";letter-spacing:.06em;font-size:var(--text-xs);text-transform:uppercase;color:var(--pe-blue-600)}}

/* ---------- Three-up statement columns ---------- */
.tri{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--rule);border-top:1px solid var(--rule);margin-top:clamp(44px,5vw,72px)}
.dark .tri{background:var(--rule-d);border-color:var(--rule-d)}
.tri>div{padding:32px clamp(20px,2.5vw,36px) 30px;background:var(--paper)}
.dark .tri>div{background:var(--ink);background-image:radial-gradient(150% 120% at 82% 0%,rgba(28,48,96,.55) 0%,rgba(20,32,62,.28) 34%,rgba(27,27,28,0) 70%)}
.tri .n{font-size:var(--text-xs);font-weight:600;letter-spacing:.14em;color:var(--pe-neutral-500);font-variant-numeric:tabular-nums}
.dark .tri .n{color:rgba(255,255,255,.4)}
.tri .t{margin-top:18px;font-size:clamp(22px,2.4vw,32px);font-weight:500;letter-spacing:-.03em;line-height:1.05}
.tri .d{margin-top:14px;font-size:var(--text-sm);line-height:1.5;color:var(--pe-neutral-500);max-width:26ch}
.dark .tri .d{color:rgba(255,255,255,.6)}
@media(max-width:860px){.tri{grid-template-columns:1fr}}

/* ---------- Proof cards (shared) ---------- */
.proofs{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:clamp(44px,5vw,72px);align-items:stretch}
.pf{border:1px solid var(--rule);border-radius:var(--radius-xl);padding:clamp(28px,3vw,38px);background:#fff;display:flex;flex-direction:column;text-align:left;font:inherit;cursor:pointer;transition:box-shadow var(--dur-2),border-color var(--dur-2),transform var(--dur-1)}
.pf:hover{box-shadow:var(--shadow-md);border-color:var(--pe-neutral-300)}
.pf:active{transform:translateY(1px)}
.pf:focus-visible{outline:none;box-shadow:var(--shadow-focus)}
.pf .cat{font-size:var(--text-xs);font-weight:600;letter-spacing:.13em;text-transform:uppercase;color:var(--pe-blue-600)}
.pf h4{margin-top:20px;font-size:clamp(20px,2vw,26px);letter-spacing:-.028em;line-height:1.18;color:var(--pe-neutral-900)}
.pf .sum{margin-top:18px;font-size:var(--text-sm);line-height:1.6;color:var(--pe-neutral-500)}
.pf .go{margin-top:auto;padding-top:clamp(28px,3vw,38px);display:flex;align-items:center;gap:8px;font-size:var(--text-sm);font-weight:600;color:var(--pe-blue-600)}
.pf .go svg{width:15px;height:15px;transition:transform var(--dur-1)}
.pf:hover .go svg{transform:translateX(3px)}
@media(max-width:1000px){.proofs{grid-template-columns:1fr}}

/* Proof detail: drawer on desktop, inline panel on mobile */
.pf-scrim{position:fixed;inset:0;z-index:190;background:rgba(27,27,28,.55);backdrop-filter:blur(3px);opacity:0;pointer-events:none;transition:opacity var(--dur-3)}
.pf-scrim.open{opacity:1;pointer-events:auto}
.pf-drawer{position:fixed;top:0;right:0;bottom:0;z-index:200;width:min(620px,100vw);background:#fff;box-shadow:var(--shadow-xl);transform:translateX(100%);transition:transform var(--dur-4) var(--ease-out);display:flex;flex-direction:column;overflow-y:auto;overscroll-behavior:contain}
.pf-drawer.open{transform:none}
.pf-drawer-top{position:sticky;top:0;background:rgba(255,255,255,.94);backdrop-filter:blur(10px);border-bottom:1px solid var(--rule);padding:22px clamp(26px,4vw,44px);display:flex;align-items:flex-start;justify-content:space-between;gap:18px;z-index:2}
.pf-drawer-top .cat{font-size:var(--text-xs);font-weight:600;letter-spacing:.13em;text-transform:uppercase;color:var(--pe-blue-600)}
.pf-close{flex:none;width:38px;height:38px;border-radius:var(--radius-md);border:1px solid var(--rule);background:#fff;display:flex;align-items:center;justify-content:center;cursor:pointer;color:var(--pe-neutral-800);transition:background var(--dur-1)}
.pf-close:hover{background:var(--paper-2)}
.pf-close:focus-visible{outline:none;box-shadow:var(--shadow-focus)}
.pf-close svg{width:17px;height:17px}
.pf-body{padding:clamp(30px,4vw,46px) clamp(26px,4vw,44px) clamp(48px,6vw,72px)}
.pf-body h3{font-size:clamp(24px,2.8vw,34px);letter-spacing:-.032em;line-height:1.15;max-width:26ch}
.pf-body .sum{margin-top:18px;font-size:var(--text-base);line-height:1.6;color:var(--pe-neutral-500);max-width:52ch}
.pf-rows{margin-top:clamp(30px,3.4vw,42px);display:flex;flex-direction:column}
.pf-rows>div{padding:22px 0;border-top:1px solid var(--rule)}
.pf-rows>div:last-child{border-bottom:1px solid var(--rule)}
.pf-rows .k{font-size:var(--text-xs);font-weight:600;letter-spacing:.13em;text-transform:uppercase;color:var(--pe-neutral-500)}
.pf-rows p{margin-top:10px;font-size:var(--text-sm);line-height:1.6;color:var(--pe-neutral-900);max-width:56ch}
.pf-foot{margin-top:clamp(30px,3.4vw,42px);padding-top:26px;border-top:1px solid var(--rule)}
.pf-note{margin-top:14px;font-size:var(--text-xs);line-height:1.5;color:var(--pe-neutral-500)}
@media(max-width:760px){
  .pf-drawer{top:auto;left:0;width:100%;max-height:86vh;border-radius:var(--radius-2xl) var(--radius-2xl) 0 0;transform:translateY(100%)}
  .pf-drawer.open{transform:none}
}
@media(prefers-reduced-motion:reduce){.pf-drawer,.pf-scrim{transition:none}}

/* ---------- Sub-nav (Boost pages) ---------- */
.subnav{position:sticky;top:74px;z-index:70;background:rgba(255,255,255,.9);backdrop-filter:blur(14px);border-bottom:1px solid var(--rule)}
.subnav-in{max-width:var(--maxw);margin:0 auto;padding:0 var(--gut);height:56px;display:flex;align-items:center;gap:28px;overflow-x:auto;scrollbar-width:none}
.subnav-in::-webkit-scrollbar{display:none}
.subnav .brand{display:flex;align-items:center;gap:9px;font-size:var(--text-sm);font-weight:600;letter-spacing:-.01em;color:var(--boost-700);text-decoration:none;flex:none}
.subnav .brand i{width:8px;height:8px;border-radius:50%;background:linear-gradient(135deg,var(--boost-600),var(--boost-magenta));display:block}
.subnav a:not(.brand){font-size:var(--text-sm);font-weight:500;color:var(--pe-neutral-500);text-decoration:none;white-space:nowrap;flex:none;transition:color var(--dur-1)}
.subnav a:not(.brand):hover,.subnav a[aria-current]{color:var(--boost-700)}

/* ---------- Simple page hero + form ---------- */
.pg-hero{background:var(--ink);color:#fff;padding:clamp(80px,9vw,124px) 0 clamp(64px,7vw,92px);overflow:hidden}
.pg-hero-in{position:relative;z-index:2}
.pg-hero h1{margin-top:28px;font-size:clamp(38px,5.4vw,74px);max-width:17ch}
.pg-hero .r p{color:rgba(255,255,255,.72);font-size:var(--text-md);line-height:1.6}
.pg-hero .r p+p{margin-top:16px}
.form-grid{display:grid;grid-template-columns:1.1fr 1fr;gap:clamp(32px,5vw,80px);align-items:start}
.fields{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.field{display:flex;flex-direction:column;gap:8px}
.field.full{grid-column:1/-1}
.field label{font-size:var(--text-xs);font-weight:600;letter-spacing:.1em;text-transform:uppercase;color:var(--pe-neutral-500)}
.field input,.field select,.field textarea{font:inherit;font-size:var(--text-sm);padding:14px 15px;border:1px solid var(--pe-neutral-300);border-radius:var(--radius-md);background:#fff;color:var(--pe-neutral-900)}
.field textarea{min-height:130px;resize:vertical}
.field input::placeholder,.field textarea::placeholder{color:var(--pe-neutral-500)}
.form-side{border-left:1px solid var(--rule);padding-left:clamp(24px,3vw,44px)}
.form-side h4{margin-bottom:12px}
.form-side .blk+.blk{margin-top:28px;padding-top:24px;border-top:1px solid var(--rule)}
@media(max-width:940px){.form-grid{grid-template-columns:1fr}.form-side{border-left:none;padding-left:0;border-top:1px solid var(--rule);padding-top:28px}}
@media(max-width:620px){.fields{grid-template-columns:1fr}}


/* ---------- Ink surface: warm ink with a cool blue sheen ---------- */
.has-lattice{position:relative;overflow:hidden}
.has-lattice::before{content:"";position:absolute;inset:0;z-index:0;pointer-events:none;background-image:radial-gradient(120% 90% at 78% 0%,#152244 0%,#101A31 26%,rgba(27,27,28,0) 62%),linear-gradient(180deg,rgba(19,34,68,.5),rgba(27,27,28,0) 55%)}
.has-lattice[data-lattice-purple]::before{background-image:radial-gradient(120% 90% at 78% 0%,#2A1140 0%,#1E0F2E 26%,rgba(27,27,28,0) 62%),linear-gradient(180deg,rgba(42,17,64,.5),rgba(27,27,28,0) 55%)}
.has-lattice>.wrap{position:relative;z-index:2}
.has-lattice>.glow{z-index:1}

/* ---------- Aurora ribbons (dark surfaces only) ---------- */
.aurora{position:absolute;inset:0;z-index:0;pointer-events:none;overflow:hidden;contain:paint}
.aurora i{position:absolute;display:block;border-radius:50%;border-style:solid;border-color:transparent;opacity:.62;will-change:transform;transform-origin:50% 50%}
/* each ribbon is a blurred arc: only part of the ring is coloured */
.aurora i.r1{width:150%;aspect-ratio:1;left:-34%;top:-64%;border-width:clamp(50px,7vw,110px);border-top-color:var(--pe-blue-600);border-right-color:var(--pe-blue-500);filter:blur(clamp(38px,5vw,74px));animation:auroraA 20s cubic-bezier(.45,0,.55,1) infinite}
.aurora i.r2{width:118%;aspect-ratio:1;right:-40%;top:-30%;border-width:clamp(34px,4.5vw,74px);border-bottom-color:var(--boost-600);border-left-color:var(--boost-magenta);filter:blur(clamp(44px,6vw,86px));opacity:.5;animation:auroraB 27s cubic-bezier(.45,0,.55,1) infinite}
.aurora i.r3{width:96%;aspect-ratio:1;left:14%;bottom:-62%;border-width:clamp(26px,3.4vw,56px);border-top-color:var(--pe-blue-500);border-left-color:var(--boost-600);filter:blur(clamp(46px,6.5vw,92px));opacity:.42;animation:auroraC 34s linear infinite}
@keyframes auroraA{0%{transform:rotate(0deg) scale(1)}50%{transform:rotate(184deg) scale(1.1)}100%{transform:rotate(360deg) scale(1)}}
@keyframes auroraB{0%{transform:rotate(0deg) scale(1.04) translateX(0)}50%{transform:rotate(-170deg) scale(.92) translateX(-4%)}100%{transform:rotate(-360deg) scale(1.04) translateX(0)}}
@keyframes auroraC{0%{transform:rotate(0deg)}100%{transform:rotate(360deg)}}
.aurora.p i.r1{border-top-color:var(--boost-600);border-right-color:var(--boost-magenta)}
.aurora.p i.r2{border-bottom-color:var(--pe-blue-600);border-left-color:var(--boost-500)}
.aurora.p i.r3{border-top-color:var(--boost-magenta);border-left-color:var(--pe-blue-600)}
/* variants so no two sections read the same */
.aurora.v1 i.r1{animation-delay:-6s}.aurora.v1 i.r2{animation-delay:-18s}
.aurora.v2 i.r1{left:auto;right:-38%;top:-52%;animation-delay:-14s}.aurora.v2 i.r2{right:auto;left:-42%;animation-delay:-30s}.aurora.v2 i.r3{left:auto;right:8%}
.aurora.v3 i.r1{top:auto;bottom:-70%;left:-20%;animation-delay:-22s}.aurora.v3 i.r2{top:auto;bottom:-34%;animation-delay:-9s}.aurora.v3 i.r3{bottom:auto;top:-58%;left:2%}
/* the ink beneath stays near-black so the ribbons read as light */
.has-lattice::before{background-image:radial-gradient(120% 90% at 78% 0%,rgba(21,34,68,.55) 0%,rgba(16,26,49,.32) 26%,rgba(27,27,28,0) 62%)}
.has-lattice[data-lattice-purple]::before{background-image:radial-gradient(120% 90% at 78% 0%,rgba(42,17,64,.55) 0%,rgba(30,15,46,.32) 26%,rgba(27,27,28,0) 62%)}
.has-lattice{background-color:var(--ink)}
@media(max-width:700px){.aurora{opacity:.72}.aurora i.r3{display:none}}
@media(prefers-reduced-motion:reduce){.aurora i{animation:none}}

/* ---------- Mobile refinements ---------- */
@media(max-width:760px){
  /* 44px minimum hit area on touch: text links get vertical padding, not size */
  .link-cta{padding:13px 0;min-height:44px;align-items:center}
  .ft ul a,.nav-menu a{display:flex;align-items:center;min-height:44px}
  .ft-bot a{display:inline-flex;align-items:center;min-height:44px}
  .nav-burger{width:44px;height:44px}
  .nav-logo{min-height:44px;display:flex;align-items:center}
  .pf .go{min-height:44px;align-items:center}
  .evt-list a{padding:18px 0}
  .stuck a{padding:26px 22px 24px}
  .btn{min-height:48px}
  .btn.sm{min-height:44px}
  /* type: keep the scale but tighten display sizes so headlines do not wrap to five lines */
  h1{letter-spacing:-.03em}
  h2{letter-spacing:-.028em}
  .lede{font-size:var(--text-base)}
  /* tables and rails that cannot stack readably */
  .cmp-r{padding:18px 0}
  .subnav-in{gap:20px}
  .subnav{top:64px}
}
@media(max-width:520px){
  .btns{flex-direction:column;align-items:stretch}
  .btns .btn{justify-content:center;width:100%}
  .split,.who-head{gap:22px}
  .pf{padding:26px 22px}
  .pf-body{padding:26px 20px 44px}
  .pf-drawer-top{padding:18px 20px}
}

/* ---------- Numbered flow grid (shared: Boost assets, Boost overview, company) ---------- */
.flow{display:grid;grid-template-columns:repeat(6,1fr);gap:0;border:1px solid var(--rule-d);border-radius:var(--radius-lg);overflow:hidden;margin-top:clamp(40px,4.5vw,62px)}
.flow>div{border-left:1px solid var(--rule-d);border-top:1px solid var(--rule-d);background:var(--ink);background-image:radial-gradient(150% 120% at 82% 0%,rgba(28,48,96,.55) 0%,rgba(20,32,62,.28) 34%,rgba(27,27,28,0) 70%);padding:24px 18px 26px}
.flow>div:first-child{border-left:none}
.flow>div{border-top:none}
.flow .n{font-size:var(--text-xs);font-weight:600;letter-spacing:.12em;color:var(--pe-blue-200);font-variant-numeric:tabular-nums}
.flow .t{margin-top:14px;font-size:var(--text-md);font-weight:600;letter-spacing:-.02em;color:#fff;line-height:1.2}
.flow .d{margin-top:10px;font-size:var(--text-sm);line-height:1.45;color:rgba(255,255,255,.62)}
/* Boost surfaces run violet */
[data-lattice-purple] .flow>div,.mods-band .flow>div{background-image:radial-gradient(150% 120% at 82% 0%,rgba(60,24,92,.5) 0%,rgba(40,18,64,.26) 34%,rgba(27,27,28,0) 70%)}
[data-lattice-purple] .flow .n,.mods-band .flow .n{color:var(--boost-200)}
/* the grid is authored at 6; these keep 4- and 5-item sections even */
.flow.five{grid-template-columns:repeat(5,1fr)}
.flow.four{grid-template-columns:repeat(4,1fr)}
.flow>div:nth-child(n+7){border-top:1px solid var(--rule-d)}
.flow.five>div:nth-child(6n+1){border-left:1px solid var(--rule-d)}
.flow.five>div:nth-child(5n+1){border-left:none}
.flow.five>div:nth-child(n+6){border-top:1px solid var(--rule-d)}
.flow.four>div:nth-child(4n+1){border-left:none}
.flow.four>div:nth-child(n+5){border-top:1px solid var(--rule-d)}
@media(max-width:1080px){
  .flow,.flow.five,.flow.four{grid-template-columns:repeat(3,1fr)}
  .flow>div,.flow.five>div,.flow.four>div{border-left:1px solid var(--rule-d);border-top:none}
  .flow>div:nth-child(3n+1),.flow.five>div:nth-child(3n+1),.flow.four>div:nth-child(3n+1){border-left:none}
  .flow>div:nth-child(n+4),.flow.five>div:nth-child(n+4),.flow.four>div:nth-child(n+4){border-top:1px solid var(--rule-d)}
}
@media(max-width:760px){
  .flow,.flow.five,.flow.four{grid-template-columns:repeat(2,1fr)}
  .flow>div,.flow.five>div,.flow.four>div{border-left:1px solid var(--rule-d);border-top:none}
  .flow>div:nth-child(2n+1),.flow.five>div:nth-child(2n+1),.flow.four>div:nth-child(2n+1){border-left:none}
  .flow>div:nth-child(n+3),.flow.five>div:nth-child(n+3),.flow.four>div:nth-child(n+3){border-top:1px solid var(--rule-d)}
}
@media(max-width:480px){
  .flow,.flow.five,.flow.four{grid-template-columns:1fr}
  .flow>div,.flow.five>div,.flow.four>div{border-left:none;border-top:1px solid var(--rule-d)}
  .flow>div:first-child,.flow.five>div:first-child,.flow.four>div:first-child{border-top:none}
}