:root{
  --site-bg:#f5f8fb;
  --site-surface:#ffffff;
  --site-soft:#eaf2f8;
  --site-dark:#132436;
  --site-dark-2:#0f1e2e;
  --site-text:#16314a;
  --site-muted:#5f7891;
  --site-line:#d9e4ee;
  --site-blue:#176db6;
  --site-cyan:#33b7f0;
  --site-green:#23c483;
  --site-shadow:0 18px 50px rgba(17,44,70,.08);
  --site-shadow-soft:0 12px 28px rgba(17,44,70,.06);
  --site-radius:22px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--site-bg);color:var(--site-text);font-family:Inter,system-ui,-apple-system,'Segoe UI',sans-serif}
a{color:inherit}
.site-shell{background:linear-gradient(180deg,#f6f9fc 0%,#eef4f9 100%)}
.wrap{width:min(1180px,calc(100% - 32px));margin:auto}
.site-top{position:sticky;top:0;z-index:50;background:rgba(14,27,42,.96);backdrop-filter:blur(10px);border-bottom:1px solid rgba(255,255,255,.06)}
.site-top .wrap{display:flex;align-items:center;justify-content:space-between;gap:24px;padding:16px 0}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none;font-weight:900;color:#fff}
.brand img{width:42px;height:42px;object-fit:contain;filter:drop-shadow(0 8px 18px rgba(38,183,240,.22))}
.brand span{font-size:17px;letter-spacing:-.2px}
.nav{display:flex;align-items:center;gap:18px;flex-wrap:wrap}
.nav a{font-size:14px;text-decoration:none;color:#d6e5f3;font-weight:600}
.nav a:hover{color:#fff}
.nav .cta,.btn-primary{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 18px;border-radius:12px;background:linear-gradient(135deg,var(--site-blue),var(--site-cyan));color:#fff;text-decoration:none;font-weight:800;border:0;box-shadow:0 14px 30px rgba(23,109,182,.24)}
.btn-secondary{display:inline-flex;align-items:center;justify-content:center;padding:12px 18px;border-radius:12px;border:1px solid var(--site-line);background:#fff;color:var(--site-text);text-decoration:none;font-weight:700}
.site-main{overflow:hidden}
.hero{padding:84px 0 0;background:linear-gradient(180deg,#3f5e93 0%,#3f5e93 74%,#edf2f6 74%,#edf2f6 100%);position:relative}
.hero::before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 18% 24%,rgba(255,255,255,.12),transparent 22%),radial-gradient(circle at 78% 34%,rgba(51,183,240,.10),transparent 18%);pointer-events:none}
.hero-grid{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(360px,.85fr);gap:42px;align-items:center;position:relative;z-index:1}
.hero-copy .eyebrow,.section-copy .eyebrow,.firmware-banner-copy .eyebrow{display:inline-block;font-size:12px;letter-spacing:1.6px;font-weight:900;color:#77d1ff;text-transform:uppercase}
.hero-copy h1{font-size:34px;line-height:1.18;letter-spacing:-1.2px;margin:16px 0 18px;max-width:620px;color:#fff}
.hero-copy p{font-size:20px;line-height:1.65;color:#d8e5f1;max-width:700px;margin:0 0 18px}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:28px}
.hero-home .btn-secondary{background:rgba(255,255,255,.95);border-color:#c9d6e6}
.hero-note{margin-top:18px;color:#d3deea;font-size:14px}
.hero-visual-home{display:flex;justify-content:center;align-items:center;min-height:540px}
.hero-visual-home img{display:block;max-width:min(100%,760px);width:100%;height:auto;object-fit:contain;filter:drop-shadow(0 28px 50px rgba(10,24,37,.20));animation:heroFloat 6s ease-in-out infinite}
@keyframes heroFloat{0%,100%{transform:translateY(0)}50%{transform:translateY(-14px)}}
.hero-products{position:relative;z-index:2;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:0;background:#edf2f6;border-top:1px solid #dbe4ed}
.hero-products article{padding:18px 20px;text-align:center}
.hero-products span{display:block;font-size:16px;font-style:italic;color:#6b7287;line-height:1.4}
.section{padding:82px 0}
.section.alt{background:linear-gradient(180deg,#eef5fb 0%,#f7fbff 100%)}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:18px;flex-wrap:wrap;margin-bottom:30px}
.section-head h2{font-size:clamp(32px,4vw,52px);line-height:1.08;letter-spacing:-1.3px;margin:10px 0 0}
.section-head p{max-width:680px;color:var(--site-muted);font-size:18px;line-height:1.65;margin:10px 0 0}
.grid-3,.grid-4{display:grid;gap:18px}
.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}
.grid-4{grid-template-columns:repeat(4,minmax(0,1fr))}
.site-card{position:relative;padding:28px;border-radius:var(--site-radius);background:var(--site-surface);border:1px solid var(--site-line);box-shadow:var(--site-shadow-soft);overflow:hidden}
.site-card::after{content:"";position:absolute;inset:auto -40px -55px auto;width:130px;height:130px;border-radius:50%;background:radial-gradient(circle,rgba(51,183,240,.12),transparent 65%);pointer-events:none}
.site-card .icon,.app-showcase-body .icon{width:52px;height:52px;border-radius:16px;display:grid;place-items:center;font-size:24px;background:linear-gradient(180deg,#e7f4ff,#f7fbff);color:var(--site-blue);box-shadow:inset 0 0 0 1px #d7e7f5}
.site-card h3{font-size:28px;margin:18px 0 10px;letter-spacing:-.6px}
.site-card h4,.app-showcase-body h4{font-size:24px;margin:18px 0 10px;letter-spacing:-.4px}
.site-card p,.app-showcase-body p{color:var(--site-muted);line-height:1.7;font-size:16px;margin:0}
.site-list{margin:18px 0 0;padding:0;list-style:none;display:grid;gap:10px}
.site-list li{display:flex;gap:10px;align-items:flex-start;color:var(--site-muted);line-height:1.55}
.site-list li::before{content:"✓";color:var(--site-green);font-weight:900}
.about-split{display:grid;grid-template-columns:minmax(0,1fr) minmax(320px,.85fr);gap:28px;align-items:start}
.compact-about{align-items:center}
.about-panel{padding:30px;border-radius:26px;background:linear-gradient(180deg,#14293e,#102133);color:#eff8ff;box-shadow:0 30px 60px rgba(10,24,37,.18)}
.about-panel h3{margin:0 0 14px;font-size:30px;letter-spacing:-.8px}
.about-panel p{margin:0;color:#bfd3e3;line-height:1.8;font-size:16px}
.about-panel .mini-points{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin-top:22px}
.about-panel .mini-points article{padding:16px;border-radius:18px;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.08)}
.about-panel .mini-points strong{display:block;font-size:14px;margin-bottom:6px}
.about-panel .mini-points span{display:block;color:#bfd3e3;font-size:13px;line-height:1.5}
.feature-tint-1{background:linear-gradient(180deg,#f4fbff,#edf8ff)}
.feature-tint-2{background:linear-gradient(180deg,#f5fbf7,#edf8f0)}
.feature-tint-3{background:linear-gradient(180deg,#fff9f2,#fef3e4)}
.feature-tint-4{background:linear-gradient(180deg,#f8f4ff,#f1eaff)}
.feature-grid-colored .site-card{transition:transform .2s ease, box-shadow .2s ease}
.feature-grid-colored .site-card:hover{transform:translateY(-4px);box-shadow:0 18px 36px rgba(17,44,70,.10)}
.app-showcase-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}
.app-showcase-card{background:#fff;border:1px solid var(--site-line);border-radius:26px;overflow:hidden;box-shadow:var(--site-shadow-soft);display:flex;flex-direction:column;height:100%}
.app-showcase-media{padding:20px 20px 0;background:linear-gradient(180deg,#eef7ff 0%,#f7fbff 100%);min-height:250px;display:flex;align-items:flex-end;justify-content:center}
.app-showcase-media img{display:block;max-width:100%;max-height:240px;height:auto;object-fit:contain}
.app-showcase-body{padding:22px 24px 26px;display:grid;gap:12px;flex:1}
.app-showcase-official .app-showcase-media{background:linear-gradient(180deg,#eff8ff 0%,#dfeefc 100%)}
.app-showcase-white .app-showcase-media{background:linear-gradient(180deg,#f4f0ff 0%,#ebe1ff 100%)}
.app-showcase-voice .app-showcase-media{background:linear-gradient(180deg,#eefbf5 0%,#ddf4e6 100%)}
.firmware-banner{display:grid;grid-template-columns:minmax(360px,.92fr) minmax(0,1.08fr);gap:26px;align-items:center;padding:28px;border-radius:32px;background:linear-gradient(135deg,#12273d,#173655 55%,#1d4670 100%);color:#eff8ff;box-shadow:0 28px 60px rgba(13,29,47,.18)}
.firmware-banner-media{background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.10);border-radius:24px;padding:16px;display:flex;align-items:center;justify-content:center}
.firmware-banner-media img{display:block;max-width:100%;height:auto;border-radius:16px;object-fit:contain}
.firmware-banner-copy h2{font-size:clamp(30px,4vw,46px);line-height:1.1;letter-spacing:-1px;margin:12px 0 16px;color:#fff}
.firmware-banner-copy p{margin:0 0 14px;color:#cbdceb;font-size:17px;line-height:1.75}
.notice{margin-top:24px;padding:20px 22px;border-radius:20px;background:#eaf7ff;border:1px solid #cfe8f8;color:var(--site-text);line-height:1.65}
.faq{display:grid;gap:14px}
.faq details{padding:22px 24px;border-radius:18px;background:#fff;border:1px solid var(--site-line);box-shadow:var(--site-shadow-soft)}
.faq summary{cursor:pointer;font-weight:850;font-size:17px;list-style:none}
.faq summary::-webkit-details-marker{display:none}
.faq p{color:var(--site-muted);line-height:1.7;margin:12px 0 0}
.cta-band{padding:34px;border-radius:30px;background:linear-gradient(135deg,#163655,#12273d);color:#eff8ff;display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap;box-shadow:0 28px 60px rgba(13,29,47,.18)}
.cta-band h3{font-size:32px;letter-spacing:-.8px;margin:0 0 8px}
.cta-band p{margin:0;color:#bdd3e5;line-height:1.7;max-width:760px}
.cta-band .btn-primary{flex-shrink:0}
.footer{background:#101c2c;color:#b8cada;padding:48px 0 28px;margin-top:24px}
.footer-grid{display:grid;grid-template-columns:1.2fr .8fr .8fr;gap:26px;margin-bottom:22px}
.footer h4{margin:0 0 14px;color:#fff;font-size:18px}
.footer p,.footer li,.footer a{color:#b8cada;text-decoration:none;line-height:1.8}
.footer ul{margin:0;padding:0;list-style:none}
.footer-bottom{padding-top:18px;border-top:1px solid rgba(255,255,255,.08);font-size:13px}
@media(max-width:1080px){.hero-grid,.about-split,.footer-grid,.firmware-banner{grid-template-columns:1fr}.grid-4{grid-template-columns:repeat(2,minmax(0,1fr))}.grid-3,.app-showcase-grid{grid-template-columns:1fr}.hero-visual-home{min-height:0}.hero-visual-home img{max-width:720px}.hero-products{grid-template-columns:1fr}.hero-products article{padding:14px 16px}}
@media(max-width:760px){.site-top .wrap{padding:14px 0}.nav a:not(.cta){display:none}.hero{padding:62px 0 0}.hero-copy h1{font-size:30px;letter-spacing:-1px}.hero-copy p,.section-head p{font-size:17px}.grid-4,.grid-3,.about-panel .mini-points,.app-showcase-grid{grid-template-columns:1fr}.section{padding:58px 0}.section-head h2{font-size:clamp(28px,8vw,40px)}.cta-band{padding:24px}.hero-products span{font-size:15px}.app-showcase-media{min-height:220px}}