:root{
  --black:#050816;
  --navy:#0B1024;
  --card:#101A33;
  --cyan:#31F3FF;
  --teal:#14D8C5;
  --blue:#4F7DFF;
  --purple:#8D5CFF;
  --white:#F6F8FF;
  --soft:#E8F0FF;
  --muted:rgba(246,248,255,.68);
  --line:rgba(246,248,255,.10);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  min-height:100vh;
  color:var(--white);
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Inter,Roboto,Arial,sans-serif;
  background:
    radial-gradient(circle at -8% 9%,rgba(49,243,255,.14),transparent 31rem),
    radial-gradient(circle at 105% 18%,rgba(79,125,255,.16),transparent 34rem),
    radial-gradient(circle at 88% 90%,rgba(141,92,255,.18),transparent 35rem),
    linear-gradient(150deg,#030614 0%,var(--black) 38%,var(--navy) 72%,#11102f 100%);
  background-attachment:fixed;
}
body:before{
  content:"";position:fixed;inset:0;pointer-events:none;opacity:.23;
  background-image:
    linear-gradient(rgba(49,243,255,.04) 1px,transparent 1px),
    linear-gradient(90deg,rgba(79,125,255,.035) 1px,transparent 1px);
  background-size:72px 72px;
  mask-image:linear-gradient(to bottom,rgba(0,0,0,.75),transparent 75%);
}
a{color:var(--cyan);text-decoration:none}
a:hover{text-decoration:none;color:var(--white)}
.shell{width:min(1160px,calc(100% - 44px));margin:0 auto;position:relative;z-index:1}
header{
  min-height:88px;display:flex;align-items:center;justify-content:space-between;
  gap:22px;border-bottom:1px solid var(--line);
}
.brand{display:flex;align-items:center;color:var(--white)}
.brand-logo{display:block;width:84px;height:auto;filter:drop-shadow(0 0 18px rgba(49,243,255,.15))}
nav{display:flex;gap:26px;align-items:center;font-size:14px}
nav a{color:var(--muted)}
nav a:hover{color:var(--white)}
.hero{
  min-height:700px;
  display:grid;grid-template-columns:minmax(0,1.08fr) minmax(370px,.92fr);
  align-items:center;gap:44px;padding:72px 0 84px;
}
.eyebrow{
  color:var(--teal);font-weight:800;letter-spacing:.09em;font-size:13px;
  text-transform:uppercase;
}
h1{
  font-size:clamp(58px,7.4vw,96px);line-height:.94;
  letter-spacing:-.055em;margin:20px 0 28px;max-width:780px;
}
.hero-copy{max-width:650px;color:var(--muted);font-size:clamp(18px,2vw,22px);line-height:1.58}
.hero-copy strong{color:var(--soft);font-weight:650}
.hero-actions{display:flex;gap:13px;flex-wrap:wrap;margin-top:34px}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  min-height:54px;padding:0 23px;border-radius:999px;
  font-size:15px;font-weight:850;letter-spacing:-.01em;
  background:var(--teal);color:var(--black);
  box-shadow:0 12px 34px rgba(20,216,197,.16);
}
.btn:hover{color:var(--black);transform:translateY(-1px)}
.btn.secondary{background:rgba(246,248,255,.035);color:var(--soft);border:1px solid var(--line);box-shadow:none}
.btn.secondary:hover{color:var(--white);border-color:rgba(49,243,255,.28)}
.hero-visual{position:relative;display:grid;place-items:center;min-height:520px}
.logo-orbit{
  position:absolute;width:460px;height:460px;border-radius:50%;
  border:1px solid rgba(49,243,255,.09);
  background:
    radial-gradient(circle at 35% 35%,rgba(49,243,255,.11),transparent 46%),
    radial-gradient(circle at 67% 62%,rgba(141,92,255,.12),transparent 48%);
  box-shadow:0 0 110px rgba(49,243,255,.035);
}
.logo-orbit:before,.logo-orbit:after{
  content:"";position:absolute;border-radius:50%;inset:42px;border:1px solid rgba(79,125,255,.08)
}
.logo-orbit:after{inset:92px;border-color:rgba(141,92,255,.09)}
.hero-logo{
  position:relative;width:min(510px,100%);height:auto;display:block;
  border-radius:34px;
  filter:drop-shadow(0 0 34px rgba(49,243,255,.13));
  animation:logoBreath 5.6s ease-in-out infinite;
}
@keyframes logoBreath{
  0%,100%{filter:drop-shadow(0 0 25px rgba(49,243,255,.10))}
  50%{filter:drop-shadow(0 0 42px rgba(49,243,255,.22))}
}
.section{padding:96px 0;border-top:1px solid var(--line)}
.section-kicker{color:var(--teal);font-size:13px;font-weight:800;letter-spacing:.08em;text-transform:uppercase}
.section h2{font-size:clamp(38px,5vw,62px);letter-spacing:-.045em;line-height:1.03;margin:15px 0 20px;max-width:820px}
.section-lead{color:var(--muted);font-size:19px;line-height:1.65;max-width:750px}
.demo-wrap{display:grid;grid-template-columns:.95fr 1.05fr;gap:30px;align-items:stretch;margin-top:44px}
.demo-card,.feature-card,.privacy-card{
  background:linear-gradient(180deg,rgba(16,26,51,.72),rgba(8,13,31,.70));
  border:1px solid var(--line);border-radius:28px;
  box-shadow:0 24px 80px rgba(0,0,0,.20);
  backdrop-filter:blur(13px);
}
.demo-card{padding:34px}
.demo-label{color:var(--teal);font-size:15px;font-weight:750}
.demo-number{font-size:clamp(60px,8vw,92px);font-weight:900;letter-spacing:-.055em;margin:8px 0 2px}
.demo-date{color:var(--muted);font-size:14px}
.edge{margin-top:42px}
.edge-head{display:flex;justify-content:space-between;gap:20px;color:var(--muted);font-size:13px}
.edge-line{
  position:relative;height:5px;border-radius:999px;margin:18px 0 14px;
  background:linear-gradient(90deg,var(--cyan),var(--teal) 35%,var(--blue) 72%,var(--purple));
  box-shadow:0 0 18px rgba(49,243,255,.18);
}
.edge-dot{
  position:absolute;width:21px;height:21px;border:3px solid var(--white);border-radius:50%;
  top:50%;left:27%;transform:translate(-50%,-50%);
  background:var(--teal);box-shadow:0 0 0 10px rgba(20,216,197,.08),0 0 25px rgba(49,243,255,.38);
  animation:edgeMove 6s ease-in-out infinite;
}
@keyframes edgeMove{0%,100%{left:22%}50%{left:61%}}
.demo-explain{display:flex;flex-direction:column;justify-content:center;padding:42px}
.demo-explain h3{font-size:30px;letter-spacing:-.035em;margin:0 0 14px}
.demo-explain p{color:var(--muted);font-size:17px;line-height:1.7;margin:0}
.features{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:44px}
.feature-card{padding:30px;min-height:230px}
.feature-icon{
  width:46px;height:46px;border-radius:15px;display:grid;place-items:center;margin-bottom:34px;
  border:1px solid rgba(49,243,255,.18);
  background:linear-gradient(145deg,rgba(49,243,255,.09),rgba(141,92,255,.08));
  color:var(--cyan);font-weight:900;
}
.feature-card h3{font-size:22px;letter-spacing:-.025em;margin:0 0 11px}
.feature-card p{color:var(--muted);line-height:1.65;font-size:15.5px;margin:0}
.privacy-card{
  padding:44px;display:grid;grid-template-columns:1fr auto;align-items:center;gap:28px;
  border-color:rgba(49,243,255,.13);
}
.privacy-card h3{font-size:30px;letter-spacing:-.035em;margin:0 0 12px}
.privacy-card p{margin:0;color:var(--muted);line-height:1.65;max-width:760px}
.trust-chip{
  white-space:nowrap;border:1px solid rgba(20,216,197,.25);color:var(--teal);
  border-radius:999px;padding:12px 17px;font-size:13px;font-weight:800;
  background:rgba(20,216,197,.055)
}
main.legal{padding:72px 0 110px}
.legal-head{max-width:820px;margin-bottom:52px}
.legal h1{font-size:clamp(46px,6vw,70px);margin-bottom:16px}
.updated{color:var(--muted);font-size:14px}
article{
  max-width:860px;background:rgba(16,26,51,.58);border:1px solid var(--line);
  border-radius:28px;padding:clamp(27px,5vw,58px);
  box-shadow:0 22px 70px rgba(0,0,0,.24);backdrop-filter:blur(12px);
}
article h2{font-size:24px;margin:42px 0 14px;letter-spacing:-.02em}
article h2:first-child{margin-top:0}
article p,article li{color:var(--muted);font-size:16px;line-height:1.75}
article ul{padding-left:22px}
.notice{margin:28px 0;padding:20px 22px;border-radius:18px;background:rgba(49,243,255,.06);border:1px solid rgba(49,243,255,.15)}
footer{
  border-top:1px solid var(--line);padding:34px 0 48px;color:var(--muted);
  font-size:13px;display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap
}
.footer-links{display:flex;gap:18px;flex-wrap:wrap}
@media (prefers-reduced-motion:reduce){
  *{scroll-behavior:auto!important}.hero-logo,.edge-dot{animation:none!important}
}
@media(max-width:900px){
  .hero{grid-template-columns:1fr;min-height:auto;padding-top:68px}
  .hero-visual{order:-1;min-height:390px}
  .hero-logo{width:min(430px,100%)}
  .logo-orbit{width:360px;height:360px}
  .demo-wrap{grid-template-columns:1fr}
  .features{grid-template-columns:1fr}
}
@media(max-width:650px){
  .shell{width:min(100% - 30px,1160px)}
  header{min-height:76px}
  .brand-logo{width:68px}
  nav{gap:14px;font-size:13px}
  .hero{gap:24px;padding-bottom:68px}
  .hero-visual{min-height:320px}
  .logo-orbit{width:300px;height:300px}
  .section{padding:72px 0}
  .privacy-card{grid-template-columns:1fr;padding:30px}
}


/* v3 logo update: use the approved black N on a refined light glass surface */
.brand{
  padding:8px 14px;
  border-radius:20px;
  background:linear-gradient(180deg, rgba(248,251,255,.96), rgba(232,240,255,.84));
  border:1px solid rgba(255,255,255,.24);
  box-shadow:0 10px 30px rgba(0,0,0,.12), 0 0 22px rgba(49,243,255,.08);
}
.brand-logo{
  width:56px;
  filter:none;
}
.hero-logo{
  width:min(380px, 82%);
  padding:34px;
  background:linear-gradient(180deg, rgba(248,251,255,.98), rgba(232,240,255,.86));
  border:1px solid rgba(255,255,255,.22);
  box-shadow:0 28px 80px rgba(0,0,0,.22), 0 0 34px rgba(49,243,255,.10);
  filter:none;
}
@keyframes logoBreath{
  0%,100%{box-shadow:0 28px 80px rgba(0,0,0,.22), 0 0 26px rgba(49,243,255,.08)}
  50%{box-shadow:0 28px 80px rgba(0,0,0,.22), 0 0 42px rgba(49,243,255,.16)}
}
@media(max-width:650px){
  .brand{padding:7px 12px}
  .brand-logo{width:46px}
  .hero-logo{width:min(320px,84%); padding:26px;}
}

/* v4 homepage refinement: cleaner hero mark with the approved transparent logo + wordmark */
.hero-logo-card{
  position:relative;
  width:min(440px, 100%);
  padding:30px 28px 24px;
  border-radius:34px;
  background:linear-gradient(180deg, rgba(248,251,255,.97), rgba(232,240,255,.90));
  border:1px solid rgba(255,255,255,.28);
  box-shadow:0 30px 80px rgba(0,0,0,.24), 0 0 38px rgba(49,243,255,.08);
  display:flex;
  flex-direction:column;
  align-items:center;
  gap:16px;
  animation:heroCardBreath 5.8s ease-in-out infinite;
}
.hero-logo-wordmark{
  display:block;
  width:min(320px, 92%);
  height:auto;
  object-fit:contain;
  image-rendering:auto;
  filter:none;
}
.hero-mark-note{
  margin:0;
  text-align:center;
  color:#1c2747;
  font-size:14px;
  line-height:1.45;
  font-weight:650;
  letter-spacing:-.01em;
  max-width:300px;
}
@keyframes heroCardBreath{
  0%,100%{box-shadow:0 30px 80px rgba(0,0,0,.24), 0 0 26px rgba(49,243,255,.07)}
  50%{box-shadow:0 30px 80px rgba(0,0,0,.24), 0 0 42px rgba(49,243,255,.13)}
}
@media(max-width:900px){
  .hero-logo-card{width:min(410px,100%)}
}
@media(max-width:650px){
  .hero-logo-card{width:min(330px,100%); padding:24px 20px 20px; border-radius:28px}
  .hero-logo-wordmark{width:min(250px,92%)}
  .hero-mark-note{font-size:13px; max-width:250px}
}

/* Conversion and current app identity: retain Nosvari's existing palette and layout. */
a:focus-visible,summary:focus-visible{outline:3px solid var(--cyan);outline-offset:5px}
.brand{padding:0;background:transparent;border:0;box-shadow:none;border-radius:16px}
.brand-logo{width:64px;border-radius:16px}
nav{flex-wrap:wrap;justify-content:flex-end}
nav .nav-download{color:var(--teal);font-weight:750}
.hero h1{font-size:clamp(2.65rem,5.1vw,4.5rem);line-height:1.04;letter-spacing:-.045em}
.hero-logo-card{background:transparent;border:0;box-shadow:none;padding:0;animation:none}
.hero-logo-wordmark{width:min(390px,92%);border-radius:28%;box-shadow:0 20px 75px rgba(0,0,0,.3)}
.hero-mark-note{color:var(--soft);font-size:1rem;letter-spacing:.02em}
.offer-note{color:var(--muted);font-size:.875rem;line-height:1.7;max-width:620px}
.brand-signature{color:var(--soft);font-weight:650;font-size:1rem;margin-top:24px}
.example-label{color:var(--muted);font-size:.875rem;margin:0 0 24px;line-height:1.5}
.decision-example{display:flex;flex-direction:column;gap:8px;border-top:1px solid var(--line);margin-top:24px;padding-top:22px;font-size:1rem;color:var(--soft)}
.decision-example strong{color:var(--teal);font-size:1.65rem;letter-spacing:-.02em}
.edge-dot{animation:none;left:24.6%}
.demo-explain .demo-note{margin-top:20px;font-size:1rem}
.faq-list{max-width:860px;margin-top:32px}
.faq-list details{border-bottom:1px solid var(--line);padding:20px 0}
.faq-list summary{font-size:1.125rem;font-weight:650;cursor:pointer;min-height:44px;align-content:center}
.faq-list p{font-size:1rem;line-height:1.7;color:var(--muted);max-width:740px;margin:12px 0}
.feature-card p{font-size:1rem}
.privacy-card a{text-decoration:underline;text-underline-offset:3px}
@media(max-width:900px){.hero-visual{order:0;min-height:300px}.hero{padding-top:48px}.hero-logo-wordmark{width:min(310px,82%)}}
@media(max-width:650px){header{gap:14px;flex-wrap:wrap;padding:14px 0}nav{gap:16px;font-size:.875rem}.brand-logo{width:52px}.hero-actions{gap:12px}.btn{padding:14px 20px;white-space:normal;text-align:center;line-height:1.4}.hero-visual{min-height:280px}.demo-card{padding:26px}.logo-orbit{width:min(280px,85vw);height:min(280px,85vw)}.trust-chip{white-space:normal;font-size:.875rem}.edge-head{font-size:.875rem}.section h2{font-size:2.25rem}}
@media(prefers-reduced-motion:reduce){.hero-logo-card{animation:none}}