:root{
  --bg-primary:#0a0a12; --bg-secondary:#111122; --bg-card:#161628; --bg-card-hover:#1c1c38;
  --text-primary:#e8e8f0; --text-secondary:#9a9ab0; --text-muted:#6a6a82;
  --accent:#4f8cff; --accent-purple:#8b5cf6; --accent-amber:#f59e0b; --accent-green:#34d399;
  --accent-dim:rgba(79,140,255,0.15); --accent-glow:rgba(79,140,255,0.3);
  --border:rgba(255,255,255,0.06); --border-accent:rgba(79,140,255,0.2);
  --font-body:'DM Sans',-apple-system,sans-serif; --font-mono:'JetBrains Mono',monospace;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition-duration:.001ms!important;animation-duration:.001ms!important}}
body{margin:0;background:var(--bg-primary);color:var(--text-primary);font-family:var(--font-body);font-size:16px;line-height:1.6;-webkit-font-smoothing:antialiased}
a{color:inherit}
img{max-width:100%;display:block}
.wrap{max-width:1140px;margin:0 auto;padding:0 32px}
@media(max-width:640px){.wrap{padding:0 20px}}
h1,h2,h3,h4{margin:0;font-weight:700;letter-spacing:-.02em;line-height:1.15}
h1{font-size:clamp(2.2rem,4.5vw,3.2rem);letter-spacing:-.03em;max-width:1000px}
h1 em,h2 em{font-style:normal;background:linear-gradient(135deg,var(--accent),var(--accent-purple));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
h2{font-size:clamp(1.7rem,3vw,2.3rem);max-width:760px}
h3{font-size:1.15rem;margin-bottom:.5rem}
p{margin:0}
.eyebrow{font-family:var(--font-mono);font-size:.75rem;letter-spacing:.12em;text-transform:uppercase;color:var(--accent);margin-bottom:1rem;display:block}
.lead{font-size:1.15rem;color:var(--text-secondary);max-width:820px;line-height:1.7}
.muted{color:var(--text-secondary)}
section{padding:96px 0}
@media(max-width:640px){section{padding:64px 0}}
.sec-alt{background:var(--bg-secondary);border-top:1px solid var(--border);border-bottom:1px solid var(--border)}


/* header */
header{position:sticky;top:0;z-index:50;background:rgba(10,10,18,.9);backdrop-filter:blur(10px);border-bottom:1px solid var(--border)}
.nav{display:flex;align-items:center;justify-content:space-between;height:72px;gap:24px}
.logo{display:block;height:34px;padding:0}
.logo img{height:34px;width:auto}
nav.links{display:flex;gap:28px}
nav.links a,.foot-links a{font-size:.92rem;color:var(--text-secondary);text-decoration:none;padding:6px 0;border-bottom:1px solid transparent;transition:color .2s,border-color .2s}
nav.links a:hover,nav.links a.active,.foot-links a:hover{color:var(--text-primary);border-color:var(--accent)}
.menu-btn{display:none;background:none;border:1px solid var(--border);color:var(--text-primary);width:40px;height:40px;border-radius:8px;cursor:pointer}
@media(max-width:960px){nav.links{display:none}.menu-btn{display:block}}
.mobile-menu{display:none;flex-direction:column;border-top:1px solid var(--border);background:var(--bg-secondary)}
.mobile-menu.open{display:flex}
.mobile-menu a{border-bottom:1px solid var(--border);padding:16px 32px;text-decoration:none;color:var(--text-primary)}

/* buttons */
.btn{display:inline-flex;align-items:center;gap:.5rem;padding:.75rem 1.6rem;border-radius:8px;font-weight:600;font-size:.95rem;transition:all .2s;cursor:pointer;border:none;text-decoration:none;font-family:inherit}
.btn-primary{background:var(--accent);color:#fff}
.btn-primary:hover{background:#6a9dff;box-shadow:0 0 24px var(--accent-glow)}
.btn-secondary{background:transparent;color:var(--text-primary);border:1px solid var(--border)}
.btn-secondary:hover{border-color:var(--accent)}
.btn .arrow{transition:transform .2s}
.btn:hover .arrow{transform:translateX(3px)}
.ctas{display:flex;gap:14px;flex-wrap:wrap;margin-top:2rem}

/* hero */
.hero{padding-top:110px;padding-bottom:96px;position:relative;overflow:hidden}
.hero::before{content:"";position:absolute;top:-260px;left:50%;transform:translateX(-50%);width:1100px;height:520px;border-radius:50%;background:radial-gradient(ellipse,rgba(79,140,255,.10),transparent 65%);pointer-events:none}
.hero .lead{margin-top:1.5rem}
.hero p.second{margin-top:1.25rem;color:var(--text-secondary);max-width:820px;line-height:1.7}
.hero p.second strong{color:var(--text-primary)}
.credline{margin-top:2.5rem;font-family:var(--font-mono);font-size:.78rem;color:var(--text-muted);letter-spacing:.02em}
.partners{margin-top:3.5rem;padding-top:2rem;border-top:1px solid var(--border)}
.partners .eyebrow{color:var(--text-muted)}
.partner-row{display:flex;flex-wrap:wrap;gap:12px 32px;font-weight:600;color:var(--text-secondary);font-size:.95rem}

/* cards */
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:2.5rem}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:2.5rem}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:2.5rem}
@media(max-width:900px){.grid-3,.grid-4{grid-template-columns:1fr 1fr}}
@media(max-width:640px){.grid-2,.grid-3,.grid-4{grid-template-columns:1fr}}
.card{background:var(--bg-card);border:1px solid var(--border);border-radius:12px;padding:1.6rem;transition:border-color .3s}
.card:hover{border-color:var(--border-accent)}
.card p{color:var(--text-secondary);font-size:.95rem;line-height:1.65}
.tags{display:flex;flex-wrap:wrap;gap:6px;margin-top:1rem}
.tag{font-family:var(--font-mono);font-size:.68rem;letter-spacing:.04em;padding:4px 9px;border-radius:6px;background:var(--accent-dim);color:var(--accent)}
.layer{padding:1.5rem;border-left:2px solid var(--border);transition:border-color .3s}
.layer:hover{border-left-color:var(--accent)}
.layer .letter{font-family:var(--font-mono);font-size:1.6rem;color:var(--accent);margin-bottom:.75rem}
.layer h4{font-size:1rem;margin-bottom:.4rem}
.layer p{color:var(--text-secondary);font-size:.9rem}
.bullets{list-style:none;padding:0;margin:2rem 0 0;display:grid;grid-template-columns:1fr 1fr;gap:1.25rem 2.5rem}
@media(max-width:700px){.bullets{grid-template-columns:1fr}}
.bullets li{display:flex;gap:.75rem;align-items:flex-start;color:var(--text-secondary);line-height:1.6;font-size:.95rem}
.bullets li::before{content:"";flex-shrink:0;width:8px;height:8px;margin-top:.55rem;border-radius:50%;background:var(--accent)}
.bullets li strong{color:var(--text-primary)}
.plain-list{list-style:none;padding:0;margin:1.25rem 0 0}
.plain-list li{padding:.55rem 0;border-bottom:1px solid var(--border);color:var(--text-secondary);font-size:.92rem}
.plain-list li strong{color:var(--text-primary)}
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:2.5rem}
@media(max-width:900px){.steps{grid-template-columns:1fr 1fr}}
@media(max-width:600px){.steps{grid-template-columns:1fr}}
.step .num{font-family:var(--font-mono);color:var(--accent);font-size:.8rem;margin-bottom:.6rem}
.step h3{font-size:1.05rem}
.step p{color:var(--text-secondary);font-size:.92rem}
.moat{margin-top:2.5rem;border-radius:12px;padding:2rem;background:linear-gradient(135deg,var(--accent-dim),transparent 70%);border:1px solid var(--border-accent)}
.moat p{color:var(--text-secondary);max-width:720px}

/* cta band */
.cta-band{text-align:center}
.cta-band h2{margin:0 auto}
.cta-band .lead{margin:1rem auto 0}
.cta-band .ctas{justify-content:center}

/* careers */
.role{background:var(--bg-card);border:1px solid var(--border);border-radius:12px;padding:2rem;margin-top:20px}
.role h3{font-size:1.4rem}
.role .meta{font-family:var(--font-mono);font-size:.75rem;color:var(--text-muted);margin:.4rem 0 1rem;letter-spacing:.02em}
.role .summary{color:var(--text-secondary);max-width:720px;margin-bottom:1.25rem}
.role .bullets{margin-top:0;margin-bottom:1.5rem}
details{border-top:1px solid var(--border);padding-top:1rem;margin-bottom:1.5rem}
summary{cursor:pointer;font-weight:600;color:var(--accent);list-style:none;display:flex;align-items:center;gap:8px}
summary::-webkit-details-marker{display:none}
summary::before{content:"+";font-family:var(--font-mono);width:14px}
details[open] summary::before{content:"–"}
details h4{font-family:var(--font-mono);font-size:.72rem;letter-spacing:.1em;text-transform:uppercase;color:var(--text-muted);margin:1.25rem 0 .5rem}
details ul{margin:0;padding-left:18px;color:var(--text-secondary);font-size:.92rem;line-height:1.6}
details ul li{margin-bottom:4px}
.hiring-strip{display:flex;justify-content:space-between;align-items:center;gap:24px;flex-wrap:wrap;background:var(--bg-card);border:1px solid var(--border-accent);border-radius:12px;padding:1.75rem 2rem;margin-top:0}
.hiring-strip h3{font-size:1.25rem;margin:0}
.hiring-strip p{color:var(--text-secondary);margin-top:.35rem}

/* contact */
.contact-cards{margin-top:0}
.contact-card{display:flex;flex-direction:column;text-decoration:none;color:inherit}
.contact-card .eyebrow{margin-bottom:.6rem}
.contact-card h3{font-size:1.05rem;margin-bottom:.5rem}
.contact-card p{flex:1}
.contact-card .email{margin-top:1.25rem;font-family:var(--font-mono);font-size:.85rem;color:var(--accent);word-break:break-all}
a.contact-card:hover .email{text-decoration:underline}
.contact-card.static{border-color:var(--border)}
/* footer */
footer{border-top:1px solid var(--border);padding:48px 0 40px;background:var(--bg-secondary)}
.footer-grid{display:flex;justify-content:space-between;flex-wrap:wrap;gap:24px;align-items:flex-start}
.foot-links{display:flex;flex-wrap:wrap;gap:20px}
.foot-links a{padding:0;font-size:.88rem}
.foot-partners{margin-top:1.5rem;font-family:var(--font-mono);font-size:.72rem;color:var(--text-muted);letter-spacing:.02em}
.foot-copy{margin-top:1rem;font-size:.82rem;color:var(--text-muted)}

a:focus-visible,button:focus-visible,input:focus-visible{outline:2px solid var(--accent);outline-offset:2px}

.notfound{text-align:center;padding:140px 0}
.notfound .code{font-family:var(--font-mono);font-size:5rem;color:var(--accent);margin-bottom:1rem}
a.tag{text-decoration:none}

/* utilities */
.c-muted{color:var(--text-muted)!important}.c-primary{color:var(--text-primary)}.fs-95{font-size:.95rem}
.jc-center{justify-content:center}.lh-17{line-height:1.7}.mb-20{margin-bottom:20px}.mt-0{margin-top:0}
.mt-1{margin-top:1rem}.mt-15{margin-top:1.5rem}.mt-25{margin-top:2.5rem}.mx-auto{margin-left:auto;margin-right:auto}
.pb-40{padding-bottom:40px}.pt-0{padding-top:0}.py-56{padding:56px 0}