:root{
  color-scheme: light;
  --bg:#f5f8fc;
  --bg2:#eef4fb;
  --surface:rgba(255,255,255,.82);
  --surface-solid:#fff;
  --text:#0a1728;
  --muted:#58697d;
  --line:rgba(27,61,103,.13);
  --blue:#087ee9;
  --cyan:#09c7e8;
  --blue-deep:#075cc7;
  --shadow:0 18px 60px rgba(36,75,118,.10);
  --focus:0 0 0 3px rgba(8,126,233,.20);
}
html[data-theme="dark"]{
  color-scheme: dark;
  --bg:#06101d;
  --bg2:#09192b;
  --surface:rgba(9,24,42,.78);
  --surface-solid:#0a1a2e;
  --text:#f0f7ff;
  --muted:#9dafc3;
  --line:rgba(139,190,238,.14);
  --blue:#39a8ff;
  --cyan:#23dce8;
  --blue-deep:#1785ee;
  --shadow:0 22px 70px rgba(0,0,0,.32);
  --focus:0 0 0 3px rgba(57,168,255,.24);
}
@media (prefers-color-scheme:dark){html:not([data-theme="light"]){color-scheme:dark;--bg:#06101d;--bg2:#09192b;--surface:rgba(9,24,42,.78);--surface-solid:#0a1a2e;--text:#f0f7ff;--muted:#9dafc3;--line:rgba(139,190,238,.14);--blue:#39a8ff;--cyan:#23dce8;--blue-deep:#1785ee;--shadow:0 22px 70px rgba(0,0,0,.32);--focus:0 0 0 3px rgba(57,168,255,.24)}}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;min-height:100vh;background:linear-gradient(150deg,var(--bg),var(--bg2));color:var(--text);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;line-height:1.55;-webkit-font-smoothing:antialiased}
a{color:inherit}.shell{width:min(1120px,calc(100% - 40px));margin-inline:auto}
.ambient{position:fixed;inset:0;overflow:hidden;pointer-events:none;z-index:-1}.ambient span{position:absolute;width:520px;height:520px;border-radius:50%;filter:blur(2px);background:radial-gradient(circle,rgba(9,199,232,.12),transparent 68%)}.ambient span:first-child{top:-230px;right:-120px}.ambient span:last-child{bottom:-300px;left:-180px;background:radial-gradient(circle,rgba(8,126,233,.10),transparent 68%)}
.main-site-link{display:inline-flex;align-items:center;justify-content:center;min-height:40px;padding:0 12px;border:1px solid var(--line);border-radius:11px;background:var(--surface);color:var(--muted);text-decoration:none;font-size:12px;font-weight:750;white-space:nowrap;transition:border-color .18s ease,color .18s ease,transform .18s ease}.main-site-link:hover{color:var(--blue);border-color:color-mix(in srgb,var(--blue) 35%,var(--line));transform:translateY(-1px)}.main-site-short{display:none}
.header{position:relative;border-bottom:1px solid var(--line);background:color-mix(in srgb,var(--bg) 80%,transparent);backdrop-filter:blur(14px)}.header-row{min-height:92px;display:flex;align-items:center;justify-content:space-between;gap:24px}.brand{display:flex;align-items:center;gap:14px;text-decoration:none}.brand img{width:58px;height:42px;object-fit:contain}.brand span{display:grid;line-height:1.12}.brand strong{font-size:17px;letter-spacing:.01em}.brand small{margin-top:5px;color:var(--muted);font-size:12px;letter-spacing:.14em;text-transform:uppercase}.header-tools{display:flex;align-items:center;gap:12px}.lang{display:flex;padding:3px;border:1px solid var(--line);border-radius:12px;background:var(--surface)}.lang button,.theme{border:0;background:transparent;color:var(--muted);font:inherit;cursor:pointer}.lang button{min-width:42px;padding:7px 9px;border-radius:9px;font-size:12px;font-weight:700}.lang button.active{background:linear-gradient(135deg,var(--blue),var(--cyan));color:#fff}.theme{width:42px;height:42px;border:1px solid var(--line);border-radius:12px;display:grid;place-items:center;background:var(--surface)}.theme svg{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:1.8}.theme svg path{fill:currentColor;stroke:none}.lang button:focus-visible,.theme:focus-visible,a:focus-visible{outline:none;box-shadow:var(--focus)}
.hero{padding:92px 0 66px}.hero-grid{display:grid;grid-template-columns:minmax(0,1fr) 360px;gap:70px;align-items:center}.eyebrow{color:var(--blue);font-size:12px;font-weight:800;letter-spacing:.18em;text-transform:uppercase;margin-bottom:14px}.hero h1{margin:0;max-width:760px;font-size:clamp(42px,6vw,72px);line-height:1.02;letter-spacing:-.045em}.lead{margin:24px 0 0;max-width:720px;color:var(--muted);font-size:clamp(18px,2.2vw,22px)}.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:32px}.btn{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:0 19px;border-radius:13px;text-decoration:none;font-weight:750;transition:transform .18s ease,border-color .18s ease,background .18s ease}.btn:hover{transform:translateY(-2px)}.btn.primary{background:linear-gradient(135deg,var(--blue),var(--cyan));color:#fff;box-shadow:0 12px 32px rgba(8,126,233,.18)}.btn.secondary{border:1px solid var(--line);background:var(--surface);color:var(--text)}.hero-mark{height:280px;display:grid;place-items:center;border:1px solid var(--line);border-radius:30px;background:linear-gradient(145deg,var(--surface),color-mix(in srgb,var(--surface-solid) 76%,transparent));box-shadow:var(--shadow)}.hero-mark img{width:76%;height:76%;object-fit:contain}
.support-section{padding:42px 0 74px}.section-head h2{margin:0;font-size:clamp(30px,4vw,44px);letter-spacing:-.03em}.cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;margin-top:30px}.card{min-height:330px;padding:28px;display:flex;flex-direction:column;border:1px solid var(--line);border-radius:22px;background:var(--surface);box-shadow:var(--shadow)}.icon{width:52px;height:52px;border-radius:15px;display:grid;place-items:center;color:var(--blue);background:linear-gradient(145deg,rgba(8,126,233,.10),rgba(9,199,232,.08));border:1px solid rgba(8,126,233,.12)}.icon svg{width:27px;height:27px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}.card h3{margin:22px 0 10px;font-size:23px;letter-spacing:-.02em}.card p{margin:0;color:var(--muted)}.card-actions{margin-top:auto;padding-top:24px;display:grid;gap:9px}.card-actions a{display:flex;align-items:center;justify-content:space-between;gap:15px;padding:12px 0;border-top:1px solid var(--line);text-decoration:none;font-weight:700;color:var(--text)}.card-actions a:hover{color:var(--blue)}
.footer{border-top:1px solid var(--line);padding:28px 0 36px;color:var(--muted);font-size:14px}.footer-row{display:flex;justify-content:space-between;gap:24px;align-items:center}.footer nav{display:flex;flex-wrap:wrap;gap:20px}.footer a{text-decoration:none}.footer a:hover{color:var(--blue)}
@media (max-width:860px){.hero{padding-top:64px}.hero-grid{grid-template-columns:1fr;gap:35px}.hero-mark{height:220px}.cards{grid-template-columns:1fr}.card{min-height:0}.footer-row{align-items:flex-start;flex-direction:column}}
@media (max-width:560px){.shell{width:min(100% - 28px,1120px)}.header-row{min-height:82px}.brand img{width:48px}.brand strong{font-size:15px}.brand small{font-size:10px}.header-tools{gap:7px}.lang button{min-width:35px;padding-inline:6px}.theme{width:38px;height:38px}.hero{padding:52px 0 42px}.hero h1{font-size:42px}.lead{font-size:17px}.hero-actions{display:grid}.hero-actions .btn{width:100%}.hero-mark{height:185px;border-radius:22px}.support-section{padding-top:28px}.card{padding:23px;border-radius:18px}.footer{padding-bottom:30px}}
@media (max-width:760px){.main-site-long{display:none}.main-site-short{display:inline}}
@media (max-width:620px){.header-row{flex-wrap:wrap;padding:12px 0}.header-tools{width:100%;justify-content:space-between}.main-site-link{min-height:38px}.brand{margin-right:auto}}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}.btn{transition:none}}

/* v02 release additions */
.knx-card-head{display:flex;align-items:center;gap:16px;margin-bottom:10px}.knx-card-head h3{margin:2px 0 0}.product-logo{width:56px;height:56px;border-radius:14px;box-shadow:0 10px 26px rgba(8,126,233,.18)}.product-kicker{color:var(--blue);font-size:11px;font-weight:800;letter-spacing:.12em;text-transform:uppercase}.legal-main{padding:64px 0 86px}.legal-shell{max-width:880px;margin:0 auto}.legal-intro{margin-bottom:28px}.legal-intro h1{margin:0;font-size:clamp(38px,6vw,60px);letter-spacing:-.04em}.legal-intro p{color:var(--muted)}.legal-content{display:grid;gap:18px}.legal-card{padding:26px 28px;border:1px solid var(--line);border-radius:20px;background:var(--surface);box-shadow:var(--shadow)}.legal-card h2{margin:0 0 12px;font-size:22px}.legal-card p,.legal-card li{color:var(--muted)}.legal-card a{color:var(--blue);font-weight:650}.legal-card ul{margin:10px 0 0;padding-left:22px}.back-link{display:inline-flex;margin-bottom:20px;color:var(--blue);font-weight:700;text-decoration:none}.back-link:hover{text-decoration:underline}.lang-copy[hidden]{display:none!important}.legal-note{padding:17px 18px;border:1px solid rgba(8,126,233,.18);border-radius:15px;background:linear-gradient(135deg,rgba(8,126,233,.07),rgba(9,199,232,.04));color:var(--muted)}.not-found{min-height:58vh;display:grid;place-items:center;text-align:center;padding:60px 0}.not-found h1{font-size:clamp(64px,15vw,140px);margin:0;line-height:.9;background:linear-gradient(135deg,var(--blue),var(--cyan));-webkit-background-clip:text;background-clip:text;color:transparent}.not-found h2{margin:20px 0 10px}.not-found p{color:var(--muted);max-width:560px;margin:0 auto 24px}
@media(max-width:560px){.product-logo{width:50px;height:50px}.legal-main{padding-top:42px}.legal-card{padding:22px}.knx-card-head{gap:13px}}