:root{
  --bg:#eef8ff;--surface:rgba(255,255,255,.9);--surface-strong:#fff;--text:#0c4a6e;--heading:#082f49;--muted:#475569;--primary:#0ea5e9;--primary-dark:#0369a1;--cta:#f97316;--cta-dark:#c2410c;--border:#bae6fd;--ring:rgba(14,165,233,.42);--shadow:0 24px 60px rgba(8,47,73,.13);--shadow-soft:0 12px 30px rgba(8,47,73,.08);--radius:26px;--max:1160px
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:124px}
body{margin:0;color:var(--text);background:radial-gradient(circle at 8% 4%,rgba(56,189,248,.42),transparent 30rem),radial-gradient(circle at 92% 8%,rgba(249,115,22,.18),transparent 24rem),linear-gradient(180deg,#f3fbff 0%,#fff 44%,#f8fafc 100%);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;font-size:16px;line-height:1.65;overflow-x:hidden}
body::before{content:"";position:fixed;inset:0;pointer-events:none;background-image:linear-gradient(rgba(14,165,233,.055) 1px,transparent 1px),linear-gradient(90deg,rgba(14,165,233,.055) 1px,transparent 1px);background-size:44px 44px;mask-image:linear-gradient(180deg,#000,transparent 56%);z-index:-1}
a{color:inherit}.container{width:min(var(--max),calc(100% - 40px));margin:0 auto}.skip-link{position:absolute;left:-999px;top:12px;padding:10px 14px;background:var(--heading);color:#fff;z-index:100;border-radius:999px}.skip-link:focus{left:12px}.site-header{position:sticky;top:14px;z-index:50;margin-top:14px}.nav-shell{display:flex;justify-content:space-between;align-items:center;gap:18px;padding:10px 12px;border:1px solid rgba(186,230,253,.95);background:rgba(255,255,255,.88);backdrop-filter:blur(18px);box-shadow:0 18px 50px rgba(8,47,73,.13);border-radius:999px}.brand{display:inline-flex;align-items:center;gap:10px;text-decoration:none;font-weight:900;letter-spacing:-.03em;color:var(--heading);white-space:nowrap}.brand-logo{width:42px;height:42px;display:block;filter:drop-shadow(0 6px 12px rgba(14,165,233,.2))}.nav-links{display:flex;align-items:center;gap:6px;flex-wrap:wrap;justify-content:flex-end}.nav-links a{text-decoration:none;color:#075985;font-weight:760;font-size:14px;padding:10px 12px;border-radius:999px;transition:background .2s ease,color .2s ease,box-shadow .2s ease}.nav-links a:hover{background:#e0f2fe;color:var(--heading)}.lang-switch{display:inline-flex;gap:4px;padding:4px;border:1px solid var(--border);background:#fff;border-radius:999px}.lang-switch a{padding:6px 9px}.lang-switch a[aria-current="page"]{background:#e0f2fe;color:var(--heading);box-shadow:inset 0 0 0 1px rgba(14,165,233,.22)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:46px;padding:12px 18px;border-radius:999px;border:1px solid transparent;text-decoration:none;font-weight:850;cursor:pointer;transition:transform .2s ease,box-shadow .2s ease,background .2s ease,border-color .2s ease}.btn:hover{transform:translateY(-1px)}.btn-primary{background:linear-gradient(135deg,var(--cta),#fb923c);color:#fff;box-shadow:0 14px 30px rgba(249,115,22,.26)}.btn-primary:hover{background:linear-gradient(135deg,var(--cta-dark),var(--cta))}.btn-secondary{background:#fff;color:#075985;border-color:var(--border);box-shadow:var(--shadow-soft)}.btn-secondary:hover{border-color:var(--primary);box-shadow:0 16px 34px rgba(14,165,233,.14)}:focus-visible{outline:3px solid var(--ring);outline-offset:3px;border-radius:10px}
[id]{scroll-margin-top:124px}.hero{padding:88px 0 78px}.hero-grid{display:grid;grid-template-columns:minmax(0,1.02fr) minmax(320px,.98fr);gap:56px;align-items:center}.eyebrow{display:inline-flex;align-items:center;gap:8px;padding:7px 13px;border:1px solid rgba(14,165,233,.25);background:rgba(255,255,255,.82);border-radius:999px;color:#0369a1;font-weight:850;font-size:13px;text-transform:uppercase;letter-spacing:.095em;box-shadow:0 8px 20px rgba(14,165,233,.08)}h1,h2,h3{margin:0;line-height:1.06;letter-spacing:-.045em;color:var(--heading)}h1{font-size:clamp(44px,6.2vw,70px);max-width:780px;margin-top:18px}h2{font-size:clamp(30px,4vw,50px)}h3{font-size:22px}.lead{font-size:clamp(18px,2vw,21px);color:#334155;max-width:700px;margin:22px 0 0}.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}.promise-strip{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px;padding:0;list-style:none}.promise-strip li{padding:8px 12px;border-radius:999px;background:rgba(224,242,254,.86);border:1px solid var(--border);color:#075985;font-weight:780;font-size:14px}.trust-rail{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:22px;max-width:700px}.trust-item{padding:14px 16px;border:1px solid #dbeafe;border-radius:18px;background:rgba(255,255,255,.72);box-shadow:var(--shadow-soft)}.trust-item strong{display:block;color:var(--heading);font-size:15px}.trust-item span{display:block;color:var(--muted);font-size:13px;margin-top:2px}.panel{background:var(--surface);border:1px solid rgba(186,230,253,.95);box-shadow:var(--shadow);border-radius:var(--radius)}.demo-card{padding:22px;position:relative;overflow:hidden}.demo-card::before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 84% 18%,rgba(249,115,22,.18),transparent 12rem),linear-gradient(135deg,rgba(14,165,233,.16),rgba(255,255,255,.4));pointer-events:none}.demo-card::after{content:"";position:absolute;right:-44px;bottom:-44px;width:160px;height:160px;border-radius:50%;border:34px solid rgba(14,165,233,.08)}.demo-card>*{position:relative}.window-dots{display:flex;gap:7px;margin-bottom:18px}.window-dots span{width:10px;height:10px;border-radius:50%;background:#bae6fd}.agent-flow{display:grid;gap:12px}.flow-item{display:grid;grid-template-columns:44px 1fr;gap:13px;align-items:start;padding:16px;border-radius:20px;background:rgba(255,255,255,.88);border:1px solid #e0f2fe;box-shadow:0 10px 24px rgba(8,47,73,.055)}.icon{width:44px;height:44px;display:grid;place-items:center;border-radius:16px;background:#e0f2fe;color:#0369a1}.flow-item strong{display:block;color:var(--heading);margin-bottom:2px}.flow-item span{color:var(--muted);font-size:14px}.section{padding:72px 0}.section-head{display:flex;justify-content:space-between;align-items:end;gap:28px;margin-bottom:28px}.section-head p{max-width:640px;margin:12px 0 0;color:var(--muted)}.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}.card{padding:26px;background:rgba(255,255,255,.88);border:1px solid #dbeafe;border-radius:24px;box-shadow:var(--shadow-soft);transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease}.card:hover{transform:translateY(-2px);border-color:#bae6fd;box-shadow:0 18px 44px rgba(8,47,73,.11)}.card p{color:var(--muted);margin-bottom:0}.kicker{color:#0369a1;font-weight:900;text-transform:uppercase;letter-spacing:.09em;font-size:13px}.sovereignty{background:linear-gradient(135deg,#06283d,#075985 62%,#0c4a6e);color:#e0f2fe;position:relative;overflow:hidden}.sovereignty::before{content:"";position:absolute;inset:auto -12% -35% auto;width:520px;height:520px;border-radius:50%;background:rgba(56,189,248,.12)}.sovereignty .container{position:relative}.sovereignty h2,.sovereignty h3{color:#fff}.sovereignty .kicker{color:#38bdf8}.sovereignty .card{background:rgba(255,255,255,.1);border-color:rgba(224,242,254,.22);box-shadow:none}.sovereignty .card:hover{transform:translateY(-2px);background:rgba(255,255,255,.13)}.sovereignty .card p,.sovereignty p{color:#d7e4ee}.check-list{list-style:none;padding:0;margin:18px 0 0;display:grid;gap:12px}.check-list li{display:grid;grid-template-columns:26px 1fr;gap:12px;align-items:start;color:#334155}.check-list li::before{content:"";width:18px;height:18px;margin-top:4px;border-radius:50%;background:var(--primary);box-shadow:inset 0 0 0 5px #e0f2fe,0 0 0 4px rgba(14,165,233,.12)}.steps{counter-reset:step;display:grid;gap:14px}.step{counter-increment:step;display:grid;grid-template-columns:54px 1fr;gap:16px;align-items:start;padding:20px}.step::before{content:counter(step);display:grid;place-items:center;width:42px;height:42px;border-radius:14px;background:linear-gradient(135deg,var(--primary),#0284c7);color:#fff;font-weight:900}.founder{display:grid;grid-template-columns:.8fr 1.2fr;gap:22px;align-items:stretch}.founder-mark{min-height:260px;display:grid;place-items:center;background:linear-gradient(135deg,#e0f2fe,#fff7ed);border-radius:24px;border:1px solid var(--border);box-shadow:var(--shadow-soft)}.founder-mark img{width:min(180px,60%);height:auto;filter:drop-shadow(0 18px 34px rgba(8,47,73,.16))}.cta-band{padding:36px;display:grid;grid-template-columns:1fr auto;gap:22px;align-items:center;background:linear-gradient(135deg,#f0f9ff,#fff 55%,#fff7ed);border-color:#bae6fd}.footer{padding:38px 0;color:#475569;border-top:1px solid #e2e8f0;background:#f8fafc}.footer-grid{display:grid;grid-template-columns:1.2fr .8fr .8fr;gap:18px}.footer a{color:#075985;text-decoration:none;font-weight:760}.legal-main{padding:72px 0}.legal-doc{max-width:860px;padding:34px}.legal-doc h1{font-size:clamp(34px,5vw,54px)}.legal-doc h2{font-size:28px;margin-top:36px}.legal-doc p,.legal-doc li{color:#334155}.legal-doc ul{padding-left:22px}.lang-note{margin-top:14px;padding:14px;border-radius:16px;background:#f8fafc;border:1px solid #e2e8f0;color:#475569}.mini-nav{display:flex;gap:10px;flex-wrap:wrap;margin-top:18px}.mini-nav a{font-weight:800;color:#075985}@media(max-width:900px){html{scroll-padding-top:160px}[id]{scroll-margin-top:160px}.hero-grid,.grid-3,.grid-2,.founder,.cta-band,.footer-grid{grid-template-columns:1fr}.section-head{display:block}.nav-shell{border-radius:24px;align-items:flex-start}.nav-links{gap:2px}.nav-links a{padding:9px 10px}.trust-rail{grid-template-columns:1fr}.hero{padding-top:58px}}@media(max-width:640px){.container{width:min(100% - 28px,var(--max))}.site-header{top:8px;margin-top:8px}.nav-shell{flex-direction:column}.nav-links{justify-content:flex-start}.hero-actions .btn{width:100%}.card,.demo-card,.legal-doc,.cta-band{padding:20px}.brand-logo{width:38px;height:38px}h1{font-size:clamp(40px,13vw,58px)}.section{padding:56px 0}}@media(prefers-reduced-motion:reduce){*,*::before,*::after{scroll-behavior:auto!important;transition:none!important;animation:none!important}.btn:hover,.card:hover{transform:none}}


/* Navigation v3: Proton-inspired desktop/mobile split */
:root{--anchor-offset:112px}
html{scroll-padding-top:var(--anchor-offset)}
[id]{scroll-margin-top:var(--anchor-offset)}
.site-header{position:sticky;top:14px;z-index:50;margin-top:14px}
.nav-shell{display:flex;align-items:center;gap:14px;padding:9px 10px;border:1px solid rgba(186,230,253,.95);background:rgba(255,255,255,.9);backdrop-filter:blur(18px);box-shadow:0 18px 50px rgba(8,47,73,.13);border-radius:999px}
.desktop-nav{display:flex}.mobile-nav{display:none}
.desktop-nav .brand{flex:0 0 auto}.desktop-nav .nav-links{display:flex;align-items:center;justify-content:center;gap:4px;flex:1 1 auto;min-width:0}.desktop-nav .nav-actions{display:flex;align-items:center;gap:10px;margin-left:auto;flex:0 0 auto}.desktop-nav .nav-cta{min-height:42px;padding:10px 15px;font-size:14px;white-space:nowrap}
.brand{display:inline-flex;align-items:center;gap:10px;text-decoration:none;font-weight:900;letter-spacing:-.03em;color:var(--heading);white-space:nowrap}.brand-logo{width:42px;height:42px;display:block;filter:drop-shadow(0 6px 12px rgba(14,165,233,.2))}
.nav-links a{text-decoration:none;color:#075985;font-weight:780;font-size:14px;padding:10px 12px;border-radius:999px;transition:background .18s ease,color .18s ease,box-shadow .18s ease}.nav-links a:hover{background:#e0f2fe;color:var(--heading)}
.lang-switch{display:inline-flex;align-items:center;gap:2px;padding:3px;border:1px solid var(--border);background:#fff;border-radius:999px;box-shadow:inset 0 0 0 1px rgba(255,255,255,.65)}
.lang-switch a{min-width:38px;min-height:36px;display:inline-flex;align-items:center;justify-content:center;padding:6px 10px;border-radius:999px;text-decoration:none;color:#075985;font-size:13px;font-weight:850;line-height:1;transition:background .18s ease,color .18s ease,box-shadow .18s ease}.lang-switch a:hover{background:#f0f9ff;color:var(--heading)}.lang-switch a[aria-current="page"]{background:#e0f2fe;color:var(--heading);box-shadow:inset 0 0 0 1px rgba(14,165,233,.2)}
.mobile-menu{display:none}.mobile-menu summary{list-style:none;cursor:pointer;touch-action:manipulation}.mobile-menu summary::-webkit-details-marker{display:none}
.brand:focus-visible,.nav-links a:focus-visible,.lang-switch a:focus-visible,.nav-cta:focus-visible,.mobile-menu summary:focus-visible,.mobile-menu-panel a:focus-visible{outline:3px solid var(--ring);outline-offset:3px}
@media(max-width:980px){.desktop-nav .nav-links a{padding-inline:9px;font-size:13px}.desktop-nav .nav-cta{padding-inline:12px}.desktop-nav{gap:10px}}
@media(max-width:760px){
  :root{--anchor-offset:82px}
  .site-header{top:0;margin-top:0;padding:8px 0 7px;background:linear-gradient(180deg,rgba(243,251,255,.98),rgba(243,251,255,.86) 74%,transparent)}
  .desktop-nav{display:none}.mobile-nav{display:flex;min-height:58px;width:min(var(--max),calc(100% - 20px));padding:7px 8px;border-radius:22px;flex-direction:row;justify-content:space-between;flex-wrap:nowrap;align-items:center;gap:8px;box-shadow:0 10px 26px rgba(8,47,73,.13)}
  .mobile-nav .brand{order:1;flex:1 1 auto;min-width:0;gap:7px}.mobile-nav .brand-logo{width:36px;height:36px}.mobile-nav .brand span{font-size:15px;max-width:88px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
  .mobile-nav .lang-switch{order:2;flex:0 0 auto;min-height:40px;padding:2px}.mobile-nav .lang-switch a{min-width:36px;min-height:36px;padding:6px 8px;font-size:12px}
  .mobile-menu{order:3;display:block;position:relative;flex:0 0 auto}.mobile-menu summary{min-height:44px;display:inline-flex;align-items:center;justify-content:center;padding:10px 14px;border:1px solid var(--border);border-radius:999px;background:#fff;color:#075985;font-size:14px;font-weight:850;line-height:1.1}.mobile-menu[open] summary{background:#e0f2fe;color:var(--heading)}
  .mobile-menu-panel{position:fixed;left:10px;right:10px;top:74px;padding:10px;border:1px solid var(--border);border-radius:22px;background:rgba(255,255,255,.98);box-shadow:0 18px 44px rgba(8,47,73,.16);backdrop-filter:blur(18px);z-index:80}.mobile-menu-panel a{min-height:46px;display:flex;align-items:center;padding:11px 13px;border-radius:14px;text-decoration:none;color:#075985;font-size:15px;font-weight:820}.mobile-menu-panel a:hover,.mobile-menu-panel a:focus-visible{background:#e0f2fe;color:var(--heading)}.mobile-menu-panel .mobile-menu-cta{justify-content:center;margin-top:6px;background:linear-gradient(135deg,var(--cta),#fb923c);color:#fff;box-shadow:0 12px 24px rgba(249,115,22,.23)}
  .hero{padding-top:30px}.trust-rail{grid-template-columns:1fr}.hero-actions .btn{width:100%}.promise-strip{display:grid;grid-template-columns:1fr;gap:8px;overflow:visible;padding-bottom:0}.promise-strip li{width:100%;font-size:13px;text-align:center}
}
@media(max-width:340px){.mobile-nav .brand span{display:none}.mobile-nav{gap:6px}.mobile-menu summary{padding-inline:10px}.mobile-nav .lang-switch a{min-width:32px;padding-inline:5px}}
@media(hover:none){.btn:hover,.card:hover,.sovereignty .card:hover{transform:none}}
/* Mobile hard guard: keep desktop header out of phone layouts even if cached rules collide */
@media(max-width:760px){
  header.site-header > nav.desktop-nav{display:none!important}
  header.site-header > nav.mobile-nav{display:flex!important;flex-direction:row!important;align-items:center!important;justify-content:space-between!important;flex-wrap:nowrap!important}
  header.site-header > nav.mobile-nav .nav-links,
  header.site-header > nav.mobile-nav .nav-cta{display:none!important}
}
@media(min-width:761px){
  header.site-header > nav.desktop-nav{display:flex!important}
  header.site-header > nav.mobile-nav{display:none!important}
}

/* 2026-06-05 positioning/nav fix */
.mobile-menu:not([open]) .mobile-menu-panel{display:none!important}
.check-list li strong{color:var(--heading)}

/* 2026-06-05 mobile hero tune */
@media(max-width:760px){h1{font-size:clamp(36px,10.2vw,42px);line-height:1.08}.lead{font-size:17px;line-height:1.55}.eyebrow{font-size:12px;letter-spacing:.085em}}