:root{
  --navy:#081a34;
  --ink:#06152d;
  --blue:#1261ff;
  --blue2:#0754ec;
  --muted:#5c6d83;
  --line:#dfe8f4;
  --pale:#f3f8ff;
  --dark:#07182c;
  --white:#fff;
  --max:1200px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI",Arial,sans-serif;color:var(--ink);background:#fff;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;text-rendering:geometricPrecision}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
.container{width:min(var(--max),calc(100% - 72px));margin:0 auto}

/* Header */
.site-header{position:sticky;top:0;z-index:40;background:rgba(255,255,255,.96);backdrop-filter:blur(14px);border-bottom:1px solid rgba(223,232,244,.7)}
.nav-wrap{height:72px;display:grid;grid-template-columns:220px 1fr 190px;align-items:center;gap:22px}
.brand{display:inline-flex;align-items:center}.brand img{width:158px;height:auto}
.nav{display:flex;justify-content:center;gap:42px;font-size:12px;font-weight:700;color:#1b2a3d}
.nav a{transition:color .18s ease}.nav a:hover{color:var(--blue)}
.nav-cta{justify-self:end}
.menu-toggle{display:none}
.button{display:inline-flex;align-items:center;justify-content:center;gap:9px;border-radius:6px;padding:13px 19px;font-size:12px;font-weight:800;line-height:1;border:1px solid transparent;transition:.18s ease}
.button:hover{transform:translateY(-1px);box-shadow:0 10px 24px rgba(18,97,255,.15)}
.button-dark{background:#071426;color:#fff}
.button-blue{background:var(--blue);color:#fff;min-width:172px}
.button-blue:hover{background:var(--blue2)}
.button-link{background:transparent;padding-left:10px;color:#17283d;min-width:auto}
.button-outline{border-color:rgba(255,255,255,.72);color:#fff;background:transparent}

/* Hero */
.hero{padding:42px 0 34px;background:linear-gradient(180deg,#fff 0%,#fcfdff 100%);border-bottom:1px solid var(--line)}
.hero-grid{display:grid;grid-template-columns:1.04fr .96fr;gap:50px;align-items:center}
.eyebrow{font-size:10px;letter-spacing:.22em;font-weight:900;color:var(--blue)}
.hero h1,.intro h2,.privacy h2,.final-cta h2{margin:13px 0 11px;letter-spacing:-.055em;line-height:.96;font-weight:900}
.hero h1{font-size:clamp(53px,5.4vw,74px)}
.hero h1 span,.intro h2 span{color:var(--blue)}
.hero-sub{font-size:22px;letter-spacing:-.03em;margin:0 0 14px;color:#14243a}
.lead{max-width:555px;font-size:14px;line-height:1.55;color:#46566c;margin:0}
.actions{display:flex;align-items:center;gap:15px;flex-wrap:wrap;margin-top:22px}
.trust{margin-top:16px;display:flex;align-items:center;font-size:12px;color:#53647a}
.lockbox{width:20px;height:20px;border:0;margin-right:8px;display:grid;place-items:center;color:#112944;font-size:13px}
.hero-art{position:relative;min-height:360px;padding-top:2px}
.art-labels{display:grid;grid-template-columns:repeat(3,1fr);text-align:center;align-items:start;padding:0 4px;font-size:9px;line-height:1.25;font-weight:900;letter-spacing:.11em;color:#284d87}
.hero-art>img{width:91%;max-width:none;margin:-1px 0 0 4.5%;filter:none;object-fit:contain}
.art-caption{position:absolute;right:1px;bottom:6px;text-align:right;font-size:9px;font-weight:900;letter-spacing:.32em;line-height:1.65;color:var(--blue)}
.art-caption span{color:#294d84}

/* AI ecosystem strip */
.ecosystem{border-bottom:1px solid var(--line);background:#fff}
.ecosystem-grid{display:grid;grid-template-columns:160px 1fr 170px;gap:25px;align-items:center;padding:22px 0}
.ecosystem-title{border-right:1px solid #cdd9e8;padding-right:20px;font-size:10px;line-height:1.45;font-weight:900;letter-spacing:.21em;color:#4d7db9}
.ecosystem-names{display:grid;grid-template-columns:repeat(4,max-content);justify-content:center;align-items:center;gap:15px 28px;color:#2f4158;font-size:13px;font-weight:700}
.ecosystem-names strong{white-space:nowrap}
.ecosystem-note{font-size:9px;line-height:1.45;color:#7c8a9d}

/* Shared sections */
.section{padding:42px 0}
.split{display:grid;grid-template-columns:.94fr 1.06fr;gap:55px;align-items:end}
.intro h2{font-size:clamp(38px,4.25vw,55px);max-width:520px}
.intro>p{max-width:480px;margin:0 0 4px;font-size:14px;line-height:1.5;color:#526278}

/* Data cards */
.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:25px}
.data-card{min-height:146px;padding:18px 18px 16px;border:1px solid #d8e3f0;border-radius:7px;background:#fff;box-shadow:0 5px 18px rgba(25,54,93,.025)}
.icon{width:38px;height:38px;border-radius:7px;background:#f3f8ff;display:grid;place-items:center}
.icon svg{width:23px;height:23px;fill:none;stroke:var(--blue);stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.data-card h3{font-size:15px;margin:11px 0 3px}
.data-card small{font-size:10px;color:#6c7c91;font-weight:500}
.data-card p{font-size:10.5px;line-height:1.45;color:#5e6f84;margin:8px 0 0}

/* Process */
.process{border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:#fff}
.steps{display:grid;grid-template-columns:repeat(5,1fr);gap:0;margin-top:27px}
.step{position:relative;padding-right:20px}
.step:not(:last-child)::after{content:"→";position:absolute;right:2px;top:6px;font-size:17px;color:#203952}
.step span{width:31px;height:31px;border:1.5px solid var(--blue);border-radius:50%;display:grid;place-items:center;color:var(--blue);font-size:10px;font-weight:900;background:#fff}
.step h3{font-size:14px;margin:12px 0 6px}
.step p{font-size:10px;line-height:1.5;color:#5b6b80;margin:0}

/* Privacy */
.privacy{padding-top:30px;padding-bottom:28px}
.privacy-grid{display:grid;grid-template-columns:.42fr 1.58fr;gap:42px;align-items:center}
.privacy-art{min-height:150px;display:flex;align-items:center;justify-content:center}.privacy-art img{display:block;width:188px;height:auto;object-fit:contain;filter:none}
.privacy h2{font-size:clamp(34px,3.6vw,47px);margin-top:8px}
.privacy-copy>p{font-size:13px;line-height:1.5;color:#53647a;margin:0;max-width:720px}
.privacy-points{display:grid;grid-template-columns:repeat(3,1fr);margin-top:18px}
.privacy-points>div{padding:0 18px;border-left:1px solid #cdd9e8}.privacy-points>div:first-child{padding-left:0;border-left:0}
.privacy-points strong{font-size:9px;letter-spacing:.12em;color:var(--blue)}
.privacy-points p{font-size:9.5px;line-height:1.45;color:#637388;margin:5px 0 0}
.valuation{display:grid;grid-template-columns:1.25fr repeat(3,.82fr) 1.35fr;align-items:start;gap:16px;margin-top:24px;padding-top:18px;border-top:1px solid var(--line)}
.valuation>div:not(.range-title){padding-left:18px;border-left:1px solid #cdd9e8}
.valuation strong{display:block;font-size:30px;line-height:1;color:var(--blue);letter-spacing:-.04em}
.valuation span{font-size:9px;font-weight:900;letter-spacing:.15em}
.valuation p{font-size:9px;line-height:1.45;color:#67778b;margin:2px 0 0}

/* Final CTA */
.final-cta{position:relative;overflow:hidden;background:#07182c;color:#fff}
.cta-grid{min-height:188px;display:grid;grid-template-columns:1.05fr .95fr;align-items:center;padding:28px 0}
.final-cta .eyebrow.light{color:#d7e6ff;font-size:9px}
.final-cta h2{font-size:32px;margin:8px 0 4px;letter-spacing:-.04em}
.final-cta p{margin:0;color:#d3dce8;font-size:12px}
.final-cta .actions{margin-top:17px}
.final-cta .button{min-height:38px}
.email{font-size:11px;color:#fff;margin-left:5px}
.network{height:170px;background:radial-gradient(circle at 68% 66%,rgba(18,97,255,.85) 0 1px,transparent 1.4px) 0 0/11px 11px;mask-image:linear-gradient(135deg,transparent 8%,#000 38%,#000 82%,transparent 100%);opacity:.68;transform:skewY(-7deg)}

/* Footer */
.footer{background:#fff}
.footer-grid{min-height:64px;display:grid;grid-template-columns:210px 1fr auto;gap:20px;align-items:center;font-size:10px}
.footer-brand img{width:135px}
.footer nav{display:flex;gap:22px;justify-content:center}
.copyright{grid-column:1/-1;border-top:0;padding:0;color:#7b8a9c;font-size:8.5px;margin-top:-15px}

.reveal{opacity:1;transform:none}

/* Tablet/mobile responsiveness while preserving desktop mockup proportions */
@media(max-width:760px){
  .container{width:min(var(--max),calc(100% - 32px))}
  .nav-wrap{grid-template-columns:1fr auto;height:66px}
  .brand img{width:142px}.nav,.nav-cta{display:none}.menu-toggle{display:block;background:none;border:0;padding:6px}.menu-toggle span{display:block;width:23px;height:2px;background:var(--ink);margin:5px 0}
  .nav.open{position:absolute;display:flex;left:16px;right:16px;top:66px;flex-direction:column;gap:15px;background:#fff;border:1px solid var(--line);padding:18px;box-shadow:0 15px 30px rgba(8,26,52,.12)}
  .hero{padding:36px 0}.hero-grid,.split,.privacy-grid,.cta-grid{grid-template-columns:1fr}.hero h1{font-size:51px}.hero-art{min-height:320px;margin-top:22px}.art-caption{bottom:0}
  .ecosystem-grid{grid-template-columns:1fr}.ecosystem-title{border-right:0;border-bottom:1px solid var(--line);padding:0 0 12px}.ecosystem-names{grid-template-columns:repeat(2,max-content);justify-content:start}
  .card-grid{grid-template-columns:1fr}.steps{grid-template-columns:1fr;gap:20px}.step:not(:last-child)::after{display:none}
  .privacy-points{grid-template-columns:1fr}.privacy-points>div{border-left:0;border-top:1px solid var(--line);padding:12px 0}.privacy-points>div:first-child{border-top:0}
  .valuation{grid-template-columns:repeat(2,1fr)}.range-title,.valuation p{grid-column:1/-1}.valuation>div:not(.range-title){border-left:0;padding-left:0}
  .network{display:none}.footer-grid{grid-template-columns:1fr}.footer nav{justify-content:flex-start;flex-wrap:wrap}.copyright{margin:0}.footer-brand img{width:142px}
}

/* Pixel-match refinements against approved mockup */
@media(min-width:761px){
  .site-header .nav-wrap{height:62px}
  .brand img{width:145px}
  .nav{gap:38px;font-size:10.5px}
  .nav-cta.button{padding:11px 15px;font-size:10.5px;min-width:150px}
  .hero{padding:25px 0 20px}
  .hero-grid{gap:42px}
  .hero h1{font-size:58px;margin:10px 0 9px}
  .hero-sub{font-size:19px;margin-bottom:12px}
  .lead{font-size:12px;line-height:1.5;max-width:520px}
  .hero-art{min-height:285px}
  .hero-art>img{width:91%;margin:-1px 0 0 4.5%}
  .actions{margin-top:16px}.hero .button{padding:12px 18px;font-size:11px}.hero .button-blue{min-width:175px}
  .trust{margin-top:12px;font-size:10.5px}.lockbox{width:17px;height:17px}
  .art-labels{font-size:8.5px}.art-caption{font-size:8.5px;bottom:2px}

  .ecosystem-grid{padding:17px 0;grid-template-columns:155px 1fr 160px;gap:22px}
  .ecosystem-title{font-size:9px}.ecosystem-note{font-size:8px}
  .ecosystem-names{display:grid;grid-template-columns:repeat(4,max-content);gap:13px 22px;font-size:11px;justify-content:center}
  .ecosystem-names strong{display:flex;align-items:center;gap:6px}.brand-symbol{display:inline-flex;align-items:center;justify-content:center;font-weight:800;color:#465b74;line-height:1}.openai{font-size:18px}.anthropic,.xai,.mistral{font-size:13px}.deepmind{font-size:15px}.meta{font-size:20px}.cohere{font-size:8px;letter-spacing:-2px}

  .section{padding:27px 0}
  .split{gap:45px}.intro h2{font-size:39px;margin:9px 0 0}.intro>p{font-size:11.5px;line-height:1.45}
  .eyebrow{font-size:8.5px}
  .card-grid{margin-top:19px;gap:8px}
  .data-card{min-height:112px;padding:13px 14px 11px;border-radius:6px}
  .icon{width:32px;height:32px}.icon svg{width:21px;height:21px}
  .data-card h3{font-size:12.5px;margin:8px 0 2px}.data-card small{font-size:8.7px}.data-card p{font-size:8.8px;line-height:1.4;margin-top:5px}

  .process{padding-top:24px;padding-bottom:23px}
  .process .intro h2{font-size:37px}.process .intro>p{font-size:11px;max-width:460px}
  .steps{margin-top:20px}.step{padding-right:15px}.step:not(:last-child)::after{right:0;top:5px;font-size:14px}
  .step span{width:28px;height:28px;font-size:8.8px}.step h3{font-size:11.5px;margin:9px 0 4px}.step p{font-size:8.4px;line-height:1.4}

  .privacy{padding-top:21px;padding-bottom:20px}
  .privacy-grid{grid-template-columns:.38fr 1.62fr;gap:34px}
  .privacy-art{min-height:128px}.privacy-art img{width:165px}
  .privacy h2{font-size:33px;margin:6px 0 6px}.privacy-copy>p{font-size:10.5px;line-height:1.4}.privacy-points{margin-top:13px}.privacy-points>div{padding:0 15px}.privacy-points strong{font-size:8px}.privacy-points p{font-size:8px;line-height:1.4}
  .valuation{margin-top:16px;padding-top:13px;gap:12px}.valuation strong{font-size:27px}.valuation span{font-size:7.8px}.valuation p{font-size:7.8px}.valuation>div:not(.range-title){padding-left:13px}

  .cta-grid{min-height:132px;padding:16px 0}.final-cta .eyebrow.light{font-size:7.8px}.final-cta h2{font-size:27px;margin:5px 0 2px}.final-cta p{font-size:10px}.final-cta .actions{margin-top:10px;gap:10px}.final-cta .button{padding:10px 15px;font-size:9.5px;min-height:32px}.final-cta .button-blue{min-width:170px}.email{font-size:9px}.network{height:120px;background-size:9px 9px}

  .footer-grid{min-height:50px;grid-template-columns:190px 1fr auto;font-size:8.8px}.footer-brand img{width:130px}.footer nav{gap:20px}.copyright{font-size:7.5px;margin-top:-12px}
}

@media(min-width:761px){
  /* Locked desktop proportions to mirror approved 941×1672 mockup */
  .hero{height:355px;padding:18px 0}
  .hero-art{min-height:285px}
  .ecosystem{height:101px}.ecosystem-grid{height:100px;padding:0}

  #use-cases{height:397px;padding:20px 0}
  #use-cases .intro{min-height:88px;align-items:center}
  #use-cases .intro h2{font-size:35px;line-height:.96;margin-top:7px}
  #use-cases .intro>p{font-size:10.8px;max-width:455px}
  #use-cases .card-grid{margin-top:16px;gap:8px}
  #use-cases .data-card{height:112px;min-height:112px;padding:10px 12px 9px}
  #use-cases .icon{width:29px;height:29px}.data-card .icon svg{width:19px;height:19px}
  #use-cases .data-card h3{font-size:11px;margin:6px 0 2px}
  #use-cases .data-card small{font-size:7.8px}
  #use-cases .data-card p{font-size:7.8px;line-height:1.36;margin-top:4px}

  #how-it-works{height:274px;padding:34px 0 33px}
  #how-it-works .intro{min-height:86px}
  #how-it-works .steps{margin-top:21px;min-height:100px}
  #how-it-works .step p{font-size:8.2px}

  #privacy{height:300px;padding:25px 0}
  #privacy .privacy-grid{min-height:160px}
  #privacy .valuation{min-height:65px;margin-top:20px}

  .final-cta{height:132px}
  .cta-grid{height:132px;min-height:132px;padding:9px 0}
  .final-cta h2{font-size:24px}.final-cta p{font-size:9px}.final-cta .actions{margin-top:8px}.final-cta .button{padding:8px 13px;font-size:8.8px;min-height:29px}.final-cta .button-blue{min-width:160px}.email{font-size:8.6px}.network{height:104px}

  .footer{height:50px}.footer-grid{height:50px;min-height:50px}.copyright{font-size:7px;margin-top:-13px}
}
@media(min-width:761px){.footer{overflow:hidden}}

/* Final reference-locked prism treatment */
.hero-art{background:transparent!important}
.hero-art>img,.privacy-art img{background:transparent!important;box-shadow:none!important;border:0!important}
@media(max-width:760px){
 .hero-art>img{width:102%;margin:0 0 0 -1%}
 .privacy-art img{width:170px}
}