:root{
  --ink:#0B0F14; --ink2:#11161D; --panel:#151C25; --white:#F8FAFC; --soft:#E5E7EB;
  --muted:#A9B5C6; --line:rgba(255,255,255,.10); --blue:#2563EB; --blue2:#60A5FA;
  --max:1180px; --radius:22px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--ink);color:var(--white);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;line-height:1.55}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.wrap{width:min(calc(100% - 40px),var(--max));margin:auto}
.nav{position:sticky;top:0;z-index:50;backdrop-filter:blur(16px);background:rgba(11,15,20,.82);border-bottom:1px solid var(--line)}
.nav-inner{height:76px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand img{width:330px;max-width:54vw}
.nav-links{display:flex;align-items:center;gap:24px;font-size:14px;color:#d7deea}
.nav-links a:hover{color:white}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:13px 18px;border-radius:12px;font-weight:700;font-size:14px;border:1px solid rgba(255,255,255,.16);transition:.2s}
.btn.primary{background:linear-gradient(135deg,var(--blue),#1d4ed8);border-color:transparent;box-shadow:0 10px 30px rgba(37,99,235,.23)}
.btn.primary:hover{transform:translateY(-1px);box-shadow:0 15px 36px rgba(37,99,235,.30)}
.btn.ghost:hover{background:rgba(255,255,255,.06)}
.hero{position:relative;overflow:hidden;padding:96px 0 84px;background:
radial-gradient(circle at 78% 32%,rgba(37,99,235,.23),transparent 30%),
linear-gradient(180deg,#0B0F14,#101722)}
.grid-bg{position:absolute;inset:0;opacity:.23;background-image:linear-gradient(rgba(96,165,250,.11) 1px,transparent 1px),linear-gradient(90deg,rgba(96,165,250,.11) 1px,transparent 1px);background-size:42px 42px;mask-image:linear-gradient(to bottom,black,transparent)}
.hero-inner{position:relative;display:grid;grid-template-columns:1.1fr .9fr;align-items:center;gap:68px}
.eyebrow{display:inline-flex;gap:9px;align-items:center;color:#bed3ef;font-size:13px;font-weight:800;letter-spacing:.13em;text-transform:uppercase}
.dot{width:8px;height:8px;background:var(--blue2);border-radius:50%;box-shadow:0 0 18px var(--blue2)}
h1{font-size:clamp(46px,6.3vw,82px);line-height:1.02;letter-spacing:-.045em;margin:20px 0 22px;max-width:900px}
h1 span{color:var(--blue2)}
.lead{font-size:19px;color:#c6d0dd;max-width:670px;margin:0 0 32px}
.actions{display:flex;gap:12px;flex-wrap:wrap}
.hero-card{border:1px solid var(--line);background:linear-gradient(180deg,rgba(255,255,255,.055),rgba(255,255,255,.02));border-radius:28px;padding:28px;box-shadow:0 30px 90px rgba(0,0,0,.28)}
.hero-card h3{font-size:15px;text-transform:uppercase;letter-spacing:.12em;color:#9fb1c7;margin:0 0 20px}
.framework{display:grid;gap:12px}
.framework div{display:grid;grid-template-columns:44px 1fr;gap:14px;align-items:center;padding:14px 0;border-bottom:1px solid var(--line)}
.framework div:last-child{border-bottom:0}
.framework b{display:grid;place-items:center;width:38px;height:38px;border-radius:10px;background:rgba(37,99,235,.14);color:#75afff;border:1px solid rgba(96,165,250,.22)}
.framework strong{display:block;font-size:16px}.framework small{color:#9eabbc}
.section{padding:92px 0}
.light{background:#f5f7fa;color:#111827}
.light .muted{color:#5c6675}
.kicker{font-size:13px;font-weight:800;letter-spacing:.14em;text-transform:uppercase;color:#4c84ef;margin-bottom:10px}
.section h2{font-size:clamp(34px,4vw,52px);letter-spacing:-.035em;line-height:1.08;margin:0 0 18px}
.muted{color:var(--muted)}
.section-head{max-width:760px;margin-bottom:42px}
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.card{background:white;border:1px solid #e0e5eb;border-radius:20px;padding:26px;min-height:240px;box-shadow:0 10px 35px rgba(15,23,42,.05)}
.card .num{font-size:12px;font-weight:900;color:#2563EB;letter-spacing:.15em}
.card h3{font-size:21px;margin:18px 0 10px}
.card p{color:#606b78;font-size:15px}
.darkcards .card{background:var(--panel);border-color:var(--line);box-shadow:none}
.darkcards .card p{color:#aeb8c5}.darkcards .card h3{color:white}
.split{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:start}
.pillrow{display:flex;flex-wrap:wrap;gap:10px;margin-top:25px}
.pill{border:1px solid #d7dde6;background:white;border-radius:999px;padding:9px 13px;font-size:13px;font-weight:700;color:#334155}
.steps{display:grid;gap:16px}
.step{display:grid;grid-template-columns:44px 1fr;gap:18px;padding:18px;border:1px solid var(--line);border-radius:16px;background:rgba(255,255,255,.025)}
.step .n{display:grid;place-items:center;border-radius:12px;background:#172232;color:#6aa8ff;font-weight:900;height:44px}
.step h3{margin:0 0 4px;font-size:17px}.step p{margin:0;color:#9eabbc;font-size:14px}
.cta{padding:84px 0;background:linear-gradient(135deg,#0d1725,#111827 55%,#0b1220);border-top:1px solid var(--line)}
.ctabox{display:flex;align-items:center;justify-content:space-between;gap:30px;padding:42px;border:1px solid rgba(96,165,250,.18);border-radius:26px;background:radial-gradient(circle at 90% 30%,rgba(37,99,235,.17),transparent 30%),rgba(255,255,255,.025)}
.ctabox h2{margin:0 0 10px}.ctabox p{margin:0;color:#aeb8c5}
footer{padding:34px 0 40px;border-top:1px solid var(--line);background:#080b10;color:#9aa8ba}
.footer-inner{display:flex;justify-content:space-between;gap:24px;align-items:center;font-size:13px}
.footer-brand{font-weight:900;letter-spacing:.12em;color:white}
.mini{font-size:12px;color:#78879a;margin-top:4px}
.mobile-toggle{display:none}
@media(max-width:900px){
  .hero-inner,.split{grid-template-columns:1fr}
  .hero{padding-top:72px}.hero-card{max-width:650px}
  .cards{grid-template-columns:1fr 1fr}
  .nav-links{display:none}.brand img{width:260px;max-width:72vw}
}
@media(max-width:640px){
  .wrap{width:min(calc(100% - 28px),var(--max))}
  .cards{grid-template-columns:1fr}.section{padding:70px 0}
  .hero{padding:60px 0 62px}.lead{font-size:17px}
  .ctabox,.footer-inner{align-items:flex-start;flex-direction:column}
}

/* V2 — Principal & Founder */
.principal-section{background:#f5f7fa;color:#111827;border-top:1px solid #e5e7eb}
.principal-grid{display:grid;grid-template-columns:.72fr 1.28fr;gap:64px;align-items:start}
.principal-visual{position:sticky;top:112px}
.portrait-placeholder{aspect-ratio:4/4.6;border-radius:26px;overflow:hidden;position:relative;display:flex;align-items:center;justify-content:center;background:
radial-gradient(circle at 68% 22%,rgba(96,165,250,.28),transparent 28%),
linear-gradient(145deg,#0b0f14,#182333 65%,#101722);border:1px solid rgba(37,99,235,.18);box-shadow:0 24px 60px rgba(15,23,42,.14)}
.portrait-placeholder:before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(96,165,250,.08) 1px,transparent 1px),linear-gradient(90deg,rgba(96,165,250,.08) 1px,transparent 1px);background-size:34px 34px}
.portrait-mark{position:relative;font-size:clamp(68px,8vw,118px);font-weight:900;letter-spacing:-.07em;color:#f8fafc}
.portrait-mark:after{content:"";display:block;width:48%;height:5px;margin:8px 0 0 5px;background:linear-gradient(90deg,#60A5FA,#2563EB);border-radius:4px}
.portrait-note{position:absolute;left:24px;bottom:22px;color:#a9b5c6;text-transform:uppercase;font-size:11px;letter-spacing:.16em;font-weight:800}
.principal-id{padding:24px 4px 0}.principal-id h2{font-size:36px;margin:0 0 3px}.principal-title{font-weight:700;color:#475569;margin:0 0 15px}
.text-link{font-weight:800;font-size:14px;color:#2563eb}
.principal-copy h2{font-size:clamp(38px,4.6vw,58px);max-width:760px}
.principal-copy p{color:#536171;font-size:16px;max-width:790px}
.principal-copy .principal-lead{font-size:20px;line-height:1.55;color:#263445;font-weight:600}
.principal-philosophy{margin-top:80px;padding:42px;border-radius:24px;background:#0d141e;color:white;display:grid;grid-template-columns:.9fr 1.1fr;gap:50px;box-shadow:0 20px 55px rgba(15,23,42,.10)}
.principal-philosophy h2{font-size:38px;margin-bottom:0}.philosophy-copy p{color:#b9c4d1;margin-top:0}.philosophy-copy strong{color:white}
.principal-feature{display:grid;grid-template-columns:1.15fr .85fr;gap:22px;margin-top:24px}
.principal-feature>div{padding:34px;border:1px solid #dfe5ec;border-radius:22px;background:white}
.principal-feature p{color:#5d6977}
.feature-callout{background:linear-gradient(145deg,#101827,#17253a)!important;color:white;border-color:rgba(37,99,235,.22)!important}
.feature-callout span{font-size:11px;letter-spacing:.15em;text-transform:uppercase;color:#7db3ff;font-weight:900}
.feature-callout h3{font-size:27px;line-height:1.15;margin:14px 0}.feature-callout p{color:#b5c1cf}
.expertise-head{margin-top:76px;max-width:780px}
.expertise-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:28px}
.expertise-grid article{padding:25px;border-radius:18px;background:white;border:1px solid #e0e5eb}
.expertise-grid span{color:#2563eb;font-weight:900;font-size:12px;letter-spacing:.14em}
.expertise-grid h3{font-size:18px;margin:14px 0 8px}.expertise-grid p{font-size:14px;color:#66717e;margin:0}
.company-about{border-top:1px solid rgba(255,255,255,.08)}
@media(max-width:900px){
 .principal-grid{grid-template-columns:1fr}.principal-visual{position:static;display:grid;grid-template-columns:minmax(210px,320px) 1fr;gap:28px;align-items:end}
 .principal-philosophy,.principal-feature{grid-template-columns:1fr}.expertise-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:640px){
 .principal-visual{display:block}.portrait-placeholder{max-width:360px}.expertise-grid{grid-template-columns:1fr}
 .principal-philosophy{padding:28px}.principal-feature>div{padding:26px}
}

/* V3 — Principal portrait */
.portrait-photo{
  aspect-ratio:4/4.6;
  border-radius:26px;
  overflow:hidden;
  position:relative;
  background:#101722;
  border:1px solid rgba(37,99,235,.18);
  box-shadow:0 24px 60px rgba(15,23,42,.16);
}
.portrait-photo:after{
  content:"";
  position:absolute;
  inset:auto 0 0;
  height:34%;
  background:linear-gradient(to top,rgba(5,10,18,.72),transparent);
  pointer-events:none;
}
.portrait-photo img{
  width:100%;
  height:100%;
  object-fit:cover;
  object-position:center 26%;
}
.portrait-photo-label{
  position:absolute;
  z-index:2;
  left:22px;
  bottom:20px;
  padding:8px 11px;
  border-radius:9px;
  color:#eef6ff;
  background:rgba(11,15,20,.64);
  border:1px solid rgba(96,165,250,.26);
  backdrop-filter:blur(8px);
  text-transform:uppercase;
  font-size:10px;
  letter-spacing:.15em;
  font-weight:900;
}

/* V4 — production contact + service area */
.service-area{background:#0c1118;border-top:1px solid var(--line)}
.service-area-card{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.service-area-card>div{padding:28px;border:1px solid var(--line);background:rgba(255,255,255,.025);border-radius:20px}
.service-area-card span{display:block;color:#6aa8ff;text-transform:uppercase;font-weight:900;font-size:11px;letter-spacing:.14em}
.service-area-card strong{display:block;font-size:26px;margin:8px 0 5px}
.service-area-card p{color:#9eabbc;font-size:14px;margin:0}
.contact-grid{display:grid;grid-template-columns:.82fr 1.18fr;gap:56px;align-items:start}
.contact-intro{position:sticky;top:110px}
.contact-intro h2{font-size:clamp(36px,4vw,52px);margin:0 0 14px}
.contact-intro>p{color:#aeb8c5;max-width:520px}
.contact-direct{margin-top:26px;padding-top:22px;border-top:1px solid var(--line)}
.contact-direct span{display:block;color:#7f8c9d;font-size:12px;text-transform:uppercase;letter-spacing:.12em;font-weight:800}
.contact-direct a{display:inline-block;margin-top:5px;font-size:19px;font-weight:800;color:#79adff}
.contact-form{padding:30px;border:1px solid rgba(96,165,250,.18);border-radius:24px;background:rgba(255,255,255,.035)}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.contact-form label{display:block;font-size:13px;font-weight:800;color:#d8e1ec;margin-bottom:15px}
.contact-form label span{font-weight:500;color:#8390a0}
.contact-form input,.contact-form select,.contact-form textarea{
  width:100%;margin-top:7px;border:1px solid rgba(255,255,255,.13);border-radius:11px;
  padding:12px 13px;background:#0c121a;color:#f8fafc;font:inherit;outline:none
}
.contact-form textarea{resize:vertical}
.contact-form input:focus,.contact-form select:focus,.contact-form textarea:focus{
  border-color:#4c8df5;box-shadow:0 0 0 3px rgba(37,99,235,.14)
}
.consent{display:grid!important;grid-template-columns:18px 1fr;gap:10px;align-items:start;font-weight:500!important;color:#aeb8c5!important}
.consent input{width:17px!important;height:17px;margin:2px 0 0!important}
.consent a{color:#7eb2ff;text-decoration:underline}
.form-submit{width:100%;margin-top:16px}
.form-submit:disabled{opacity:.55;cursor:not-allowed}
.form-status{min-height:24px;color:#b9c7d8;font-size:13px;margin:12px 0 0}
@media(max-width:900px){
 .contact-grid{grid-template-columns:1fr}.contact-intro{position:static}
 .service-area-card{grid-template-columns:1fr}
}
@media(max-width:640px){
 .form-row{grid-template-columns:1fr}.contact-form{padding:22px}
}