/* XkyNext landing page at the root (owner's design, 27/10/2026). Served as a static file: no inline styles or scripts (CSP in _headers). */
:root{--bg:#0b101c;--panel:#141c2b;--line:#293244;--text:#f3f5fa;--muted:#a4b1c6;--orange:#ffa94d}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:90px}
body{margin:0;background:var(--bg);color:var(--text);font:16px/1.65 system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}
a{color:inherit;text-decoration:none}
button{font:inherit;cursor:pointer}
header{border-bottom:1px solid var(--line);background:#0b101cf2;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);position:sticky;top:0;z-index:10}
.nav{max-width:1220px;margin:auto;padding:21px 36px;display:flex;align-items:center;gap:32px}
.brand{font-size:24px;font-weight:800;letter-spacing:-1px;display:flex;gap:10px;align-items:center}
.logo{display:block;border-radius:8px}
nav{margin-left:auto;display:flex;gap:30px;font-size:14px;color:#b9c4d5}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:15px;padding:13px 23px;border-radius:7px;background:var(--orange);color:#1f1203;font-weight:750;font-size:14px;border:1px solid transparent;transition:transform .2s,background .2s}
.btn:hover{background:#ffbb80;transform:translateY(-2px)}
.btn.secondary{background:transparent;color:var(--text);border-color:#435069}
.nav .btn{padding:9px 16px}
.container{max-width:1220px;margin:auto;padding:0 36px}
.hero{display:grid;grid-template-columns:1.03fr 1fr;gap:64px;align-items:center;padding-top:94px;padding-bottom:90px}
.eyebrow{color:var(--orange);text-transform:uppercase;font-size:11px;font-weight:800;letter-spacing:2px;display:flex;align-items:center;gap:10px}
.eyebrow:before{content:'';width:22px;height:2px;background:var(--orange)}
h1{font-size:clamp(48px,5.4vw,73px);line-height:1.06;letter-spacing:-3.6px;margin:23px 0}
h1 em{color:var(--orange);font-style:normal}
.lead{font-size:18px;color:var(--muted);max-width:460px;line-height:1.8}
.actions{display:flex;gap:12px;flex-wrap:wrap;margin:30px 0 18px}
.small{font-size:12px;color:var(--muted)}
.small .dot{color:#90d8bd;padding-right:6px}
.demo-wrap{position:relative}
.demo-wrap:before{content:'';position:absolute;inset:20% -10%;background:#dd6a2222;filter:blur(80px);z-index:-1}
.demo{border:1px solid #394257;border-radius:14px;background:#111927;box-shadow:0 30px 80px #0006;overflow:hidden;transform:rotate(1.5deg)}
.demo-top{display:flex;justify-content:space-between;align-items:center;padding:18px 23px;border-bottom:1px solid var(--line);font-size:13px}
.sync{font-size:10px;color:#9ad8bc}
.demo-body{padding:25px}
.demo-title{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px}
.demo-title strong{font-size:22px;letter-spacing:-.6px}
.count{font-size:11px;color:var(--muted)}
.tabs{display:flex;gap:8px;margin-bottom:22px}
.tab{font-size:10px;color:#a7b4c6;border:1px solid var(--line);border-radius:5px;background:none;padding:6px 10px}
.tab.active{background:#ffa94d19;color:var(--orange);border-color:#9b6944}
.show{display:flex;gap:16px;align-items:center;padding:17px 0;border-top:1px solid var(--line)}
.poster{width:58px;height:78px;flex-shrink:0;border-radius:4px;display:grid;place-items:center;font-size:24px;position:relative;overflow:hidden;background:linear-gradient(145deg,#648a98,#182838 65%);color:#d7e6e7}
.poster:before{content:'';width:80px;height:80px;border:1px solid #ffffff45;border-radius:50%;position:absolute;top:25px;left:20px}
.poster.p2{background:linear-gradient(145deg,#a66437,#3b2732 70%)}
.poster.p3{background:linear-gradient(145deg,#617d5a,#13252c 70%)}
.show-info{flex:1}
.show-info strong{font-size:14px}
.meta{font-size:10px;color:#a4b1c6;margin:3px 0 9px}
.progress{height:3px;background:#2a3545;border-radius:5px}
.progress span{display:block;background:var(--orange);height:100%;border-radius:5px}
.check{border:1px solid #475368;background:none;color:#9fafc6;border-radius:50%;width:29px;height:29px;padding:0}
.check:hover,.check.done{color:#121b26;background:#9ad8bc;border-color:#9ad8bc}
.demo-note{text-align:center;font-size:10px;letter-spacing:.5px;color:#8290a6;margin-top:20px}
.tagline{border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:25px 0;display:flex;justify-content:space-between;gap:24px;color:#b9c4d5;font-size:12px}
.tagline span:before{content:'✓';margin-right:9px;color:var(--orange)}
section{padding:85px 0}
h2{font-size:40px;line-height:1.2;letter-spacing:-1.6px;margin:16px 0 22px}
.section-head{display:flex;align-items:end;gap:60px;justify-content:space-between;margin-bottom:36px}
.section-head p{max-width:390px;color:var(--muted);font-size:15px}
.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.feature{padding:26px 0;border-top:1px solid #495164}
.feature .num{color:var(--orange);font-size:12px;font-family:monospace}
.feature h3{font-size:20px;letter-spacing:-.4px;margin:19px 0 10px}
.feature p{color:var(--muted);font-size:14px;margin:0}
.offline{display:grid;grid-template-columns:1fr 1fr;gap:75px;align-items:center;border:1px solid var(--line);border-radius:13px;padding:46px;background:linear-gradient(110deg,#172234,#111927)}
.offline h2{font-size:34px}
.offline p{font-size:15px;color:var(--muted)}
.flow{display:flex;flex-direction:column;gap:12px}
.flow-item{padding:18px 22px;background:#0d1523;border:1px solid #354159;border-radius:7px;display:flex;align-items:center;gap:16px;font-size:13px}
.flow-icon{font-size:23px;color:var(--orange);display:inline-flex}
.flow-item small{display:block;color:var(--muted);font-size:11px}
.install{display:grid;grid-template-columns:1fr 1fr;gap:90px}
.steps{counter-reset:step}
.step{padding:20px 0;border-bottom:1px solid var(--line);display:flex;gap:20px;align-items:start}
.step:before{counter-increment:step;content:'0' counter(step);color:var(--orange);font:13px monospace;padding-top:5px}
.step strong{font-size:16px}
.step p{font-size:13px;color:var(--muted);margin:6px 0}
.faq{max-width:800px;margin:auto;padding-top:0}
.faq h2{text-align:center;margin-bottom:34px}
details{border-bottom:1px solid var(--line);padding:20px 0}
summary{cursor:pointer;font-size:16px;list-style:none;display:flex;justify-content:space-between;gap:20px}
summary:after{content:'+';color:var(--orange)}
details[open] summary:after{content:'−'}
details p{color:var(--muted);font-size:14px;max-width:700px}
.final{border-top:1px solid var(--line);text-align:center;padding:65px 20px 75px;background:#101827}
.final h2{font-size:45px;margin:0 0 14px}
.final p{color:var(--muted);margin-bottom:26px}
footer{padding:25px 0;color:var(--muted);font-size:11px}
.footer-inner{display:flex;justify-content:space-between;align-items:center;gap:20px}
footer .brand{font-size:18px}
a:focus-visible,button:focus-visible,summary:focus-visible{outline:2px solid var(--orange);outline-offset:5px}
@media(max-width:850px){.hero{grid-template-columns:1fr;gap:50px;padding-top:55px}
.demo-wrap{max-width:520px;width:100%;margin:auto}
.hero h1{max-width:620px}
.feature-grid{grid-template-columns:1fr}
.section-head{display:block}
.offline,.install{grid-template-columns:1fr;gap:30px}
.tagline{flex-wrap:wrap}
.tagline span{width:44%}
nav{display:none}
.nav{justify-content:space-between}
.nav .btn{margin-left:auto}
.container,.nav{padding-left:24px;padding-right:24px}
section{padding:55px 0}
.offline{padding:27px}
.footer-inner{flex-wrap:wrap}
h2{font-size:33px}
.final h2{font-size:36px}
}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}
*{transition:none!important}
}

.demo-logo{vertical-align:-4px;margin-right:9px;border-radius:4px}
.w43{width:43%}
.w44{width:44%}
.eyebrow.center{justify-content:center}
details p a,footer span a{text-decoration:underline;text-underline-offset:2px}
footer span a:hover,details p a:hover{color:var(--orange)}
.show[hidden]{display:none}