:root{
  --bg:#0b0f14;
  --surface:#0e1621;
  --surface-2:#101a27;
  --card:#0f1b26;
  --text:#e6f1ff;
  --muted:#9bb1c9;
  --accent:#00d1ff;
  --accent-2:#7b61ff;
  --white:#ffffff;
  --radius:16px;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:'Montserrat', system-ui, -apple-system, Segoe UI, Roboto, Ubuntu, 'Helvetica Neue', Arial, sans-serif;
  color:var(--text);
  background:
    radial-gradient(1200px 600px at 20% -10%, rgba(0,209,255,.12), transparent 60%),
    radial-gradient(800px 400px at 90% 0%, rgba(123,97,255,.10), transparent 60%),
    linear-gradient(180deg, #0b0f14 0%, #0a0e13 100%);
  line-height:1.7;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}

img{max-width:100%;display:block}

.wrap{max-width:1120px;margin:0 auto;padding:0 1.2rem}
.skip-link{position:absolute;left:-999px;top:auto;width:1px;height:1px;overflow:hidden}
.skip-link:focus{position:fixed;left:1rem;top:1rem;padding:.6rem 1rem;background:var(--yellow);color:var(--dark-green);border-radius:10px;z-index:9999}

/* Header */
.site-header{
  position:sticky;top:0;z-index:40;background:rgba(10,14,19,.6);backdrop-filter:saturate(160%) blur(12px);
  border-bottom:1px solid rgba(155,177,201,.16);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;min-height:64px;gap:1rem}
.brand{display:inline-flex;align-items:center;gap:.6rem;text-decoration:none;color:var(--text);font-weight:800;letter-spacing:.2px}
.brand .brand-mark{display:grid;place-items:center;width:36px;height:36px;border-radius:12px;background:linear-gradient(135deg,var(--accent),var(--accent-2));color:#0b0f14;font-weight:800;box-shadow:0 8px 24px rgba(0,209,255,.2)}
.brand.small .brand-mark{width:28px;height:28px;border-radius:10px}
.brand .brand-text{font-size:1.05rem}

.nav{display:flex}
.nav ul{display:flex;align-items:center;gap:1.2rem;list-style:none;margin:0;padding:0}
.nav a{color:var(--muted);text-decoration:none;font-weight:600;display:inline-block;padding:.4rem .2rem}
.nav a:hover{color:var(--text)}
.nav .btn{padding:.45rem .8rem;border-radius:8px;font-weight:600}

.nav-toggle{display:none;position:relative;width:42px;height:42px;border:0;border-radius:12px;background:rgba(255,255,255,.06);border:1px solid rgba(155,177,201,.14);cursor:pointer}
.nav-toggle .bar{display:block;width:22px;height:2px;background:var(--text);margin:5px auto;border-radius:2px;transition:transform .3s,opacity .3s}
.nav-open .nav-toggle .bar:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-open .nav-toggle .bar:nth-child(2){opacity:0}
.nav-open .nav-toggle .bar:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;font-weight:700;border-radius:10px;padding:.7rem 1rem;min-height:44px;line-height:1;text-decoration:none;border:2px solid transparent;transition:transform .18s ease, box-shadow .18s ease, filter .18s ease}
.btn-outline{border-color:rgba(155,177,201,.18);color:var(--text);background:rgba(255,255,255,.04);backdrop-filter:blur(6px)}
.btn-outline:hover{background:rgba(255,255,255,.08);box-shadow:0 8px 24px rgba(123,97,255,.18)}
.btn-yellow{background:linear-gradient(135deg,var(--accent),var(--accent-2));color:#0b0f14;position:relative;overflow:hidden}
.btn-yellow::after{content:"";position:absolute;inset:0;background:linear-gradient(to bottom, rgba(255,255,255,.25), transparent 60%);opacity:0;transition:opacity .2s ease}
.btn-yellow:hover::after{opacity:.18}
.btn:hover{transform:translateY(-1px);box-shadow:0 8px 18px rgba(0,0,0,.10)}
.btn:active{transform:none;box-shadow:0 4px 10px rgba(0,0,0,.08)}

/* Focus visibility */
.btn:focus-visible,
.nav a:focus-visible{outline:3px solid var(--mint);outline-offset:2px;border-radius:10px}

/* HERO */
.hero-editorial{
  background:
    radial-gradient(1200px 600px at 10% -10%, rgba(0,209,255,.16) 0%, transparent 60%),
    radial-gradient(800px 400px at 100% 10%, rgba(123,97,255,.12) 0%, transparent 60%),
    linear-gradient(120deg,#0b1016,#0a0e14);
  color:#eaf4ff;
  padding:clamp(2.6rem,6vw,5rem) 0;
}
.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:2rem;align-items:center}
.hero-copy h1{font-size:clamp(2rem,4.4vw,3rem);line-height:1.1;margin:0 0 .8rem;font-weight:800;letter-spacing:.3px}
.hero-copy .lede{font-size:clamp(1.05rem,1.6vw,1.2rem);opacity:.9;color:var(--muted);margin:0 0 1.2rem}
.cta-row{display:flex;flex-wrap:wrap;gap:.8rem}
.hero-figure{max-width:560px;justify-self:center;margin:0 auto}
.hero .meta{display:flex;gap:.6rem;flex-wrap:wrap;margin:1rem 0 0;padding:0;list-style:none}
.hero-figure .device-frame{background:rgba(255,255,255,.03);border:1px solid rgba(155,177,201,.14);border-radius:16px;padding:.75rem;box-shadow:0 12px 30px rgba(0,0,0,.35);backdrop-filter:blur(8px);overflow:hidden}
.hero-figure .device-frame img{width:100%;height:auto;object-fit:contain;display:block;filter:drop-shadow(0 8px 20px rgba(0,0,0,.35))}
.hero-figure figcaption{opacity:.75;color:var(--muted);font-size:.9rem;margin-top:.6rem}

/* Sections */
.section{padding:clamp(2.2rem,4vw,4rem) 0}
.section-contrast{background:linear-gradient(180deg, rgba(255,255,255,.02), rgba(255,255,255,.01));}
.section-soft{background:linear-gradient(180deg, rgba(123,97,255,.05), rgba(0,209,255,.04));}
.section h2{font-size:clamp(1.6rem,3vw,2.2rem);margin:0 0 .4rem;line-height:1.2}
.lead-tight{margin:.1rem 0 .7rem;font-weight:700}

/* Product split */
.split{display:grid;grid-template-columns:1.1fr .9fr;gap:2rem;align-items:start}
.feature-list{margin:.4rem 0 1rem 1.2rem}
.feature-list li{margin:.25rem 0}
.usage{background:rgba(255,255,255,.03);border:1px solid rgba(155,177,201,.14);border-radius:16px;padding:1rem;backdrop-filter:blur(8px)}

/* Steps vertical timeline */
.steps-vertical{list-style:none;margin:1rem 0 0;padding:0;position:relative}
.steps-vertical::before{content:"";position:absolute;left:18px;top:0;bottom:0;width:2px;background:rgba(155,177,201,.18)}
.steps-vertical li{display:grid;grid-template-columns:40px 1fr;gap:1rem;align-items:start;padding:0 0 1rem}
.steps-vertical .badge{width:36px;height:36px;background:linear-gradient(135deg,var(--accent),var(--accent-2));box-shadow:0 0 0 4px rgba(0,209,255,.08), 0 10px 24px rgba(0,209,255,.18);border-radius:12px;color:#0b0f14;display:grid;place-items:center;font-weight:800;margin-top:.2rem}
.note{opacity:.85;margin-top:.4rem}

/* Benefits grid */
.benefit-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1rem;margin-top:.8rem}
.benefit{background:rgba(255,255,255,.03);border:1px solid rgba(155,177,201,.14);border-radius:16px;padding:1rem;backdrop-filter:blur(8px)}

/* About story card */
.story{display:grid}
.story-card{background:rgba(255,255,255,.03);border:1px solid rgba(155,177,201,.14);border-radius:16px;padding:1.2rem;backdrop-filter:blur(8px)}

/* Contact CTA bar */
.contact-cta{background:linear-gradient(120deg,rgba(123,97,255,.15),rgba(0,209,255,.15));color:var(--text)}
.contact-bar{display:grid;grid-template-columns:1.2fr .8fr;gap:1.6rem;align-items:center;padding:clamp(1.8rem,4vw,2.6rem) 0}
.contact-list{list-style:none;margin:0;padding:0;display:grid;gap:.4rem}
.contact-list a{color:var(--text);text-decoration:underline;text-underline-offset:2px}

/* Footer */
.site-footer{background:#0a0e14;color:#bcd0e7}
.footer-inner{display:flex;align-items:center;justify-content:space-between;gap:1rem;padding:1.2rem 0}
.site-footer .brand{color:#e6f1ff}
.site-footer p{margin:0;opacity:.9}

/* Reveal */
.reveal{opacity:0;transform:translateY(12px);transition:opacity .6s ease, transform .6s ease}
.reveal.is-visible{opacity:1;transform:none}

/* Elevation on scroll */
[data-elevate].is-elevated{box-shadow:0 12px 30px rgba(0,0,0,.24)}
[data-elevate].is-elevated{border-bottom-color:transparent}

/* Responsive */
@media (max-width: 980px){
  .hero-grid{grid-template-columns:1fr}
  .split{grid-template-columns:1fr}
  .benefit-grid{grid-template-columns:1fr 1fr}
  .contact-bar{grid-template-columns:1fr}
}
@media (max-width: 720px){
  .nav-toggle{display:inline-block}
  .nav{position:fixed;inset:64px 0 auto 0;background:#ffffffee;backdrop-filter:blur(6px);border-bottom:1px solid #e9efec;transform:translateY(-120%);transition:transform .3s ease;z-index:30}
  .nav ul{flex-direction:column;align-items:stretch;padding:1rem}
  .nav li a{padding:.9rem 1rem;border-radius:10px}
  .nav-open .nav{transform:none}
  .footer-inner{flex-direction:column;align-items:flex-start}
  .benefit-grid{grid-template-columns:1fr}
}
@media (max-width: 480px){
  .hero-copy h1{font-size:clamp(1.8rem,8vw,2.2rem)}
  .hero-copy .lede{font-size:1rem}
  .usage,.benefit,.story-card{padding:.9rem}
  .brand .brand-text{font-size:1rem}
  .nav li a{padding:.8rem .9rem}
}

/* Motion preferences */
@media (prefers-reduced-motion: reduce){
  .reveal{transition:none;opacity:1;transform:none}
  html{scroll-behavior:auto}
}