:root{
  --bg:#d9d9d5;
  --bg-2:#d0d1ce;
  --bg-3:#c7cbc8;
  --panel:#e5e4e0;
  --panel-2:#dbddd9;
  --panel-soft:#d7dcda;
  --line:#bdc4c7;
  --line-2:#9fb0b8;
  --text:#21323d;
  --muted:#506673;
  --muted-2:#6c7d88;
  --accent:#375e71;
  --accent-2:#537486;
  --accent-3:#7a8f9d;
  --glow:rgba(55,94,113,.15);
  --warning:#d96a68;
  --max:1240px;
  --shadow:0 16px 36px rgba(29,40,49,.08);
  --radius:18px;
  --font:'Inter',system-ui,-apple-system,sans-serif;
  --mono:'IBM Plex Mono',ui-monospace,monospace;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{background:radial-gradient(circle at top center, rgba(83,116,134,.06), transparent 25%),linear-gradient(180deg,var(--bg),var(--bg-2));color:var(--text);font-family:var(--font);line-height:1.65;-webkit-font-smoothing:antialiased}
img{display:block;max-width:100%}
a{text-decoration:none;color:inherit}
.container{width:min(calc(100% - 2rem),var(--max));margin-inline:auto}
.section{padding:6rem 0;border-top:1px solid rgba(55,94,113,.06)}
.eyebrow,.mini-label,.feature-tag,.arch-index,.spec-chip span,.spec-item span,.contact-meta strong,.faq-category h3,.form-group label,.footer-copy,.nav-links a,.nav-cta{font-family:var(--mono)}
.eyebrow{font-size:.74rem;letter-spacing:.14em;text-transform:uppercase;color:var(--accent-2);margin-bottom:1rem}
h1,h2,h3{line-height:1.02;letter-spacing:-.04em}
h1{font-size:clamp(3rem,6.2vw,5.9rem);max-width:12ch}
h2{font-size:clamp(2rem,4.2vw,3.7rem);max-width:14ch}
h3{font-size:1.45rem;color:var(--text)}
p{color:var(--muted)}
.site-nav{position:sticky;top:0;z-index:20;border-bottom:1px solid rgba(255,255,255,.04);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);background:rgba(228,228,224,.84)}
.nav-inner{min-height:76px;display:flex;align-items:center;justify-content:space-between;gap:2rem}
.nav-brand img{height:34px;width:auto}
.nav-links{display:flex;align-items:center;gap:1.5rem;list-style:none}
.nav-links a{font-size:.74rem;letter-spacing:.11em;text-transform:uppercase;color:var(--muted-2)}
.nav-links a:hover{color:var(--text)}
.nav-cta{padding:.75rem 1rem;border:1px solid var(--line-2);border-radius:999px;background:linear-gradient(180deg,var(--panel-soft),var(--panel));color:var(--text)!important;box-shadow:inset 0 1px 0 rgba(255,255,255,.05)}
.hero{padding:5.2rem 0 4rem;position:relative;overflow:hidden}
.hero:before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 20% 30%, rgba(207,234,244,.08), transparent 25%),radial-gradient(circle at 80% 15%, rgba(110,144,162,.08), transparent 18%);pointer-events:none}
.hero-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(460px,58%);gap:2rem;align-items:start;position:relative}
.hero-copy{padding-top:1rem}
.hero-sub{font-size:1.15rem;max-width:58ch;color:var(--text);opacity:.92;margin-top:1.35rem}
.hero-actions{display:flex;gap:1rem;flex-wrap:wrap;margin-top:2rem}
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:.82rem 1.2rem;border-radius:12px;font-size:.8rem;font-weight:600;letter-spacing:.1em;text-transform:uppercase;border:1px solid var(--line-2);transition:all .18s ease;font-family:var(--mono)}
.btn-primary{background:linear-gradient(180deg,#375e71,#274552);color:#eef6fa;border-color:#375e71;box-shadow:0 6px 24px rgba(55,94,113,.16)}
.btn-primary:hover{transform:translateY(-1px);box-shadow:0 10px 30px rgba(55,94,113,.2)}
.btn-secondary{background:rgba(255,255,255,.55);color:var(--text)}
.btn-secondary:hover{background:rgba(255,255,255,.78)}
.btn-full{width:100%}
.hero-specs{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:.9rem;margin-top:2.2rem;max-width:620px}
.spec-chip{padding:1rem 1.1rem;border:1px solid var(--line);border-radius:14px;background:linear-gradient(180deg,rgba(255,255,255,.02),rgba(255,255,255,.01));box-shadow:inset 0 1px 0 rgba(255,255,255,.04)}
.spec-chip span{display:block;font-size:.66rem;letter-spacing:.12em;text-transform:uppercase;color:var(--muted-2);margin-bottom:.35rem}
.spec-chip strong{font-size:.95rem;color:var(--text);font-weight:600}
.hero-visual{display:flex;flex-direction:column;gap:1rem}
.frame-glow,.frame-thin,.panel-soft,.arch-card,.feature-panel,.form-panel,.faq-category,.spec-item{border:1px solid rgba(207,234,244,.09);border-radius:var(--radius);background:linear-gradient(180deg,rgba(255,255,255,.64),rgba(245,245,242,.88));box-shadow:var(--shadow)}
.frame-glow{padding:.6rem;background:linear-gradient(180deg,rgba(236,238,236,.98),rgba(226,229,227,.98));box-shadow:0 0 0 1px rgba(55,94,113,.06),0 0 60px rgba(83,116,134,.08), var(--shadow)}
.hero-screen img,.feature-image img,.arch-image img{border-radius:12px;width:100%}
.hero-note{display:grid;grid-template-columns:1fr 1fr;gap:1rem;padding:1rem 1.1rem}
.panel-soft p{font-size:.94rem;color:var(--text);margin-top:.2rem}
.mini-label{display:block;font-size:.65rem;letter-spacing:.12em;text-transform:uppercase;color:var(--accent-3);margin-bottom:.25rem}
.section-head{display:flex;flex-direction:column;gap:.8rem;margin-bottom:2rem}
.section-head-wide{display:grid;grid-template-columns:minmax(0,480px) minmax(0,1fr);gap:2rem;align-items:end}
.section-intro{font-size:1.03rem;max-width:62ch;color:var(--muted)}
.feature-band{display:grid;gap:1rem}
.feature-panel{padding:1rem}
.feature-large{display:grid;grid-template-columns:340px minmax(0,1fr);gap:1rem;align-items:center}
.feature-copy{padding:1rem}
.feature-tag{display:inline-flex;align-items:center;padding:.38rem .65rem;border-radius:999px;background:rgba(207,234,244,.08);color:var(--accent);font-size:.68rem;letter-spacing:.12em;text-transform:uppercase;margin-bottom:1rem}
.feature-copy p{margin-top:.8rem;color:var(--muted)}
.frame-thin{padding:.45rem;background:linear-gradient(180deg,#d8dcda,#cfd5d2)}
.architecture-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1rem}
.arch-card{overflow:hidden}
.arch-wide{grid-column:1 / -1;display:grid;grid-template-columns:1.2fr .8fr;align-items:stretch}
.arch-image{padding:.5rem}
.arch-image img{height:100%;object-fit:cover;background:#c9cecb}
.arch-copy{padding:1.2rem 1.3rem 1.4rem}
.arch-index{display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;border-radius:9px;background:rgba(207,234,244,.1);color:var(--accent);font-size:.82rem;font-weight:600;letter-spacing:.08em;margin-bottom:.85rem}
.arch-copy p{margin-top:.65rem}
.section-legacy{background:linear-gradient(180deg,rgba(255,255,255,.38),rgba(255,255,255,0))}
.legacy-grid{display:grid;grid-template-columns:minmax(0,430px) minmax(0,1fr);gap:2.5rem;align-items:start}
.legacy-copy p + p{margin-top:1rem}
.section-manifesto{padding-top:4rem}
.manifesto-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:2rem;align-items:start}
.manifesto-quote{font-size:clamp(2rem,4vw,3.6rem);line-height:.95;letter-spacing:-.05em;color:var(--accent);max-width:10ch}
.manifesto-copy p + p{margin-top:1rem}
.section-specs{padding-top:0}
.specs-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1rem}
.spec-item{padding:1.15rem 1.2rem}
.spec-item span{display:block;font-size:.66rem;letter-spacing:.14em;text-transform:uppercase;color:var(--muted-2);margin-bottom:.35rem}
.spec-item strong{font-size:.98rem}
.section-beta{background:linear-gradient(180deg,rgba(255,255,255,.42),rgba(255,255,255,0))}
.beta-grid,.contact-grid{display:grid;grid-template-columns:minmax(0,420px) minmax(0,1fr);gap:2rem;align-items:start}
.beta-copy p:not(.eyebrow),.contact-copy p:not(.eyebrow){font-size:1.03rem;color:var(--muted);margin-top:1rem}
.form-panel{padding:1.25rem;background:linear-gradient(180deg,rgba(248,248,245,.92),rgba(235,237,233,.98))}
.form-panel-contact{background:linear-gradient(180deg,rgba(245,246,243,.94),rgba(233,236,232,.98))}
.form-group{margin-bottom:1rem}
.form-group label{display:block;font-size:.69rem;letter-spacing:.12em;text-transform:uppercase;color:var(--accent-3);margin-bottom:.45rem}
.form-group input,.form-group select,.form-group textarea{width:100%;background:#f1f2ef;border:1px solid var(--line);border-radius:12px;padding:.88rem 1rem;color:var(--text);font-family:var(--font);font-size:1rem;outline:0;transition:border-color .18s ease, box-shadow .18s ease}
.form-group textarea{min-height:120px;resize:vertical}
.form-group input:focus,.form-group select:focus,.form-group textarea:focus{border-color:var(--accent-2);box-shadow:0 0 0 3px rgba(143,183,204,.12)}
.errorlist{list-style:none;margin-top:.35rem}
.errorlist li{font-size:.8rem;color:var(--warning)}
.flash{margin-bottom:1rem;padding:.9rem 1rem;border:1px solid rgba(55,94,113,.14);border-radius:12px;background:rgba(83,116,134,.07);color:var(--text);font-size:.92rem}
.flash-error{background:rgba(217,106,104,.08);border-color:rgba(217,106,104,.18);color:#f1c1c0}
.flash-success{background:rgba(83,116,134,.07);border-color:rgba(83,116,134,.16)}
.faq-categories{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1rem}
.faq-category{overflow:hidden}
.faq-category h3{padding:1rem 1.1rem;font-size:.7rem;letter-spacing:.16em;text-transform:uppercase;color:var(--accent);border-bottom:1px solid rgba(207,234,244,.08);background:rgba(255,255,255,.55)}
.faq-item{border-top:1px solid rgba(55,94,113,.08)}
.faq-item:first-of-type{border-top:0}
.faq-item summary{list-style:none;display:flex;justify-content:space-between;align-items:flex-start;gap:1rem;cursor:pointer;padding:1rem 1.1rem;font-size:.96rem;font-weight:600;color:var(--text)}
.faq-item summary::-webkit-details-marker{display:none}
.faq-icon{font-family:var(--mono);color:var(--muted-2);transition:transform .16s ease}
.faq-item[open] .faq-icon{transform:rotate(45deg)}
.faq-answer{padding:0 1.1rem 1.1rem;font-size:.92rem;color:var(--muted)}
.contact-meta{display:grid;gap:1rem;margin-top:2rem}
.contact-meta div{padding:1rem 1.1rem;border:1px solid rgba(207,234,244,.08);border-radius:14px;background:rgba(255,255,255,.55)}
.contact-meta strong{display:block;font-size:.68rem;letter-spacing:.14em;text-transform:uppercase;color:var(--accent-3);margin-bottom:.35rem}
.contact-meta span{color:var(--muted);font-size:.95rem}
.site-footer{padding:1.6rem 0;border-top:1px solid rgba(55,94,113,.08);background:rgba(255,255,255,.52)}
.footer-inner{display:flex;align-items:center;justify-content:space-between;gap:1rem;flex-wrap:wrap}
.footer-brand img{height:30px;width:auto}
.footer-links{display:flex;gap:1rem;list-style:none}
.footer-links a{font-size:.75rem;color:var(--muted-2)}
.footer-links a:hover{color:var(--text)}
.footer-copy{font-size:.69rem;letter-spacing:.12em;text-transform:uppercase;color:var(--muted-2)}
@media (max-width:1100px){
  .hero-grid,.section-head-wide,.feature-large,.legacy-grid,.manifesto-grid,.beta-grid,.contact-grid,.arch-wide{grid-template-columns:1fr}
  .hero-visual{order:-1}
}
@media (max-width:880px){
  .nav-links li:not(:last-child){display:none}
  .hero-specs,.architecture-grid,.specs-grid,.faq-categories{grid-template-columns:1fr}
}
@media (max-width:640px){
  .section{padding:4rem 0}
  .nav-inner{min-height:68px}
  .nav-brand img{height:30px}
  .hero{padding-top:3rem}
  .hero-actions{flex-direction:column;align-items:stretch}
  .btn{width:100%}
  .hero-note{grid-template-columns:1fr}
}