:root{
  --bg:#06182d;
  --bg2:#081f39;
  --panel:#0d2b4b;
  --panel2:#123b62;
  --blue:#2563eb;
  --cyan:#14b8a6;
  --amber:#f59e0b;
  --white:#f8fafc;
  --muted:#9fb0c4;
  --line:#1f4d73;
  --max:1240px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--white);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;line-height:1.5}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.shell{width:min(var(--max),calc(100% - 40px));margin-inline:auto}
.site-header{position:fixed;top:0;left:0;right:0;z-index:100;background:rgba(4,18,34,.84);border-bottom:1px solid rgba(88,155,207,.16);backdrop-filter:blur(18px)}
.nav-wrap{width:min(1380px,calc(100% - 36px));height:78px;margin:auto;display:flex;align-items:center;justify-content:space-between}
.brand{display:flex;align-items:center;gap:12px}
.brand img{width:46px;height:46px;border-radius:10px;object-fit:cover}
.brand span{display:flex;flex-direction:column;line-height:1.1;text-transform:uppercase;letter-spacing:.04em}
.brand strong{font-size:15px}
.brand small{color:#66c6ff;font-size:10px;letter-spacing:.22em;margin-top:5px}
.nav{display:flex;align-items:center;gap:30px;font-size:13px;font-weight:700;letter-spacing:.08em;text-transform:uppercase}
.nav a{color:#c9d6e4}
.nav a:hover{color:#fff}
.nav-download{background:var(--blue);color:white!important;padding:12px 18px;border-radius:9px}
.nav-toggle{display:none;background:none;border:1px solid var(--line);color:#fff;padding:9px 12px;border-radius:8px}
.hero{height:min(900px,100vh);min-height:760px;position:relative;display:flex;align-items:center;overflow:hidden}
.hero-bg{position:absolute;inset:0;background:url('/assets/hero.jpg') center/cover no-repeat;transform:scale(1.01)}
.hero-shade{position:absolute;inset:0;background:linear-gradient(90deg,rgba(3,16,30,.96) 0%,rgba(3,16,30,.83) 35%,rgba(3,16,30,.34) 64%,rgba(3,16,30,.64) 100%)}
.hero-content{position:relative;z-index:2;padding-top:85px}
.eyebrow,.kicker{text-transform:uppercase;letter-spacing:.18em;font-size:12px;font-weight:800;color:#78cdfd}
.eyebrow{display:flex;align-items:center;gap:10px}
.eyebrow span{width:26px;height:2px;background:var(--cyan)}
.hero h1{font-size:clamp(64px,8vw,112px);line-height:.88;max-width:760px;margin:28px 0 26px;letter-spacing:-.055em;text-transform:uppercase}
.hero h1 em{font-style:normal;color:#3b91ff}
.hero-copy{max-width:650px;font-size:20px;color:#c5d2df}
.hero-actions,.download-actions,.support-actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:30px}
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:50px;padding:0 24px;border-radius:9px;font-size:14px;font-weight:800;text-transform:uppercase;letter-spacing:.08em;border:1px solid transparent;transition:.18s ease}
.btn:hover{transform:translateY(-2px)}
.btn.primary{background:linear-gradient(135deg,#147cff,#2563eb);box-shadow:0 10px 35px rgba(37,99,235,.28)}
.btn.secondary{border-color:#3d6787;background:rgba(5,25,44,.55)}
.btn.large{min-height:58px;padding-inline:30px}
.release-pill{display:flex;gap:12px;align-items:center;margin-top:34px;color:#9fb0c4;font-size:13px}
.release-pill strong{color:#fff}
.live-dot,.status-dot{width:9px;height:9px;border-radius:99px;background:#2dd4bf;box-shadow:0 0 0 6px rgba(45,212,191,.1)}
.signal-strip{background:#071f38;border-top:1px solid #133c60;border-bottom:1px solid #133c60}
.signal-grid{display:grid;grid-template-columns:repeat(5,1fr)}
.signal-grid div{padding:22px 18px;border-right:1px solid #163f62}
.signal-grid div:last-child{border-right:0}
.signal-grid strong{display:block;color:#54b8ff;font-size:13px;letter-spacing:.14em}
.signal-grid span{display:block;color:#9fb0c4;font-size:12px;margin-top:4px}
.section{padding:100px 0}
.section-head{display:grid;grid-template-columns:1.05fr .95fr;gap:80px;align-items:end;margin-bottom:50px}
.section-head h2,.copy-block h2,.gallery-copy h2,.support-inner h2,.download-main h2{font-size:clamp(38px,5vw,64px);line-height:1.02;letter-spacing:-.04em;margin:12px 0 0}
.section-head p,.copy-block p,.gallery-copy p,.support-inner p{color:#aebdcb;font-size:18px;margin:0}
.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.feature-card{background:linear-gradient(145deg,#0b2947,#0a223b);border:1px solid #184767;padding:30px;min-height:245px;position:relative;overflow:hidden}
.feature-card:after{content:"";position:absolute;width:160px;height:160px;border:1px solid rgba(54,148,220,.13);border-radius:50%;right:-60px;bottom:-70px}
.feature-num{font-size:12px;color:#5ecbff;letter-spacing:.16em;font-weight:800}
.feature-card h3{font-size:24px;margin:36px 0 12px}
.feature-card p{color:#9fb0c4;margin:0}
.dark-section,.download-section{background:linear-gradient(180deg,#041526,#082039)}
.showcase{padding:100px 0}
.two-col{display:grid;grid-template-columns:.85fr 1.15fr;gap:55px;align-items:center}
.copy-block p{margin:22px 0}
.tick-list{list-style:none;padding:0;margin:25px 0}
.tick-list li{padding:9px 0 9px 28px;color:#c6d3df;position:relative}
.tick-list li:before{content:"✓";position:absolute;left:0;color:#2dd4bf;font-weight:900}
.text-link{display:inline-block;color:#66c6ff;margin-top:14px;font-weight:800}
.visual-card{border:1px solid #21557b;background:#061b30;box-shadow:0 22px 70px rgba(0,0,0,.28);overflow:hidden}
.visual-card img{width:100%;height:100%;object-fit:cover}
.desktop-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.desktop-card{border:1px solid #1d4b6d;background:#0a2845;padding:34px}
.desktop-card h3{font-size:25px;margin:18px 0 10px}
.desktop-card p{color:#9fb0c4}
.mode-icon{font-size:38px;color:#67c8ff}
.mode-icon.online{color:#2dd4bf}.mode-icon.offline{color:#9fb0c4}
.download-section{padding:100px 0;border-top:1px solid #174366;border-bottom:1px solid #174366}
.download-panel{display:grid;grid-template-columns:1.15fr .85fr;border:1px solid #21557b;background:#081f39}
.download-main,.install-guide{padding:50px}
.install-guide{background:#0b2947;border-left:1px solid #21557b}
.download-lead{font-size:18px;color:#9fb0c4}
.installer-status{display:inline-flex;align-items:center;gap:12px;margin-top:25px;padding:10px 14px;border:1px solid #275678;background:#071a2d;color:#b5c5d5;font-size:13px}
.installer-status.available .status-dot{background:#2dd4bf}
.installer-status.unavailable .status-dot{background:#f59e0b;box-shadow:0 0 0 6px rgba(245,158,11,.1)}
.installer-status.unavailable{border-color:#72521d}
.download-actions .disabled{opacity:.45;pointer-events:none}
.release-meta{display:flex;gap:25px;flex-wrap:wrap;margin-top:28px;padding-top:22px;border-top:1px solid #1b4a6b;color:#7f94a8;font-size:13px}
.release-meta strong{color:#dce7f0}
.checksum-link{display:inline-block;margin-top:18px;color:#69c7ff;font-size:13px}
.install-guide ol{padding-left:22px;color:#cbd7e2}
.install-guide li{padding:8px 0 8px 6px}
.notice{margin-top:26px;border-left:3px solid var(--amber);padding:15px 18px;background:#182719}
.notice p{color:#bfc8d2;font-size:13px;margin:6px 0 0}
.requirements{display:grid;grid-template-columns:repeat(4,1fr);border:1px solid #1d4b6d;border-top:0}
.requirements div{padding:23px;border-right:1px solid #1d4b6d}
.requirements div:last-child{border-right:0}
.requirements span{display:block;color:#7f94a8;font-size:11px;text-transform:uppercase;letter-spacing:.13em}
.requirements strong{display:block;font-size:14px;margin-top:6px}
.timeline{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:1px solid #1d4b6d}
.timeline article{padding:30px;border-right:1px solid #1d4b6d;border-bottom:1px solid #1d4b6d;min-height:230px}
.timeline article:first-child{border-left:1px solid #1d4b6d}
.timeline article.current{background:#0b2c4c}
.timeline span{font-weight:900;color:#66c6ff}
.timeline h3{font-size:20px;margin:22px 0 10px}
.timeline p{color:#93a8bb;font-size:14px}
.gallery-grid{display:grid;grid-template-columns:1fr 1fr .9fr;gap:20px;align-items:stretch}
.visual-card.tall{min-height:440px}
.gallery-copy{padding:35px 20px 35px 35px;align-self:center}
.gallery-copy p{margin:20px 0}
.support-section{background:#0b2947;padding:75px 0;border-top:1px solid #1d4b6d}
.support-inner{display:grid;grid-template-columns:1fr auto;gap:60px;align-items:center}
.support-inner h2{margin-top:10px}
.support-actions{margin:0}
.footer{padding:55px 0 22px;background:#03101e;border-top:1px solid #173d5d}
.footer-grid{display:grid;grid-template-columns:1fr 1fr 1fr;gap:40px;align-items:center}
.footer-brand{display:flex;align-items:center;gap:14px}
.footer-brand img{width:50px;height:50px;border-radius:10px}
.footer-brand div{display:flex;flex-direction:column}
.footer-brand strong{text-transform:uppercase}.footer-brand span{font-size:12px;color:#60c1fa;letter-spacing:.17em;text-transform:uppercase}
.footer-grid p{color:#758a9e;margin:5px 0}
.footer-links{display:flex;gap:20px;justify-content:flex-end;font-size:13px;color:#9fb0c4}
.footer-bottom{display:flex;justify-content:space-between;border-top:1px solid #173d5d;margin-top:35px;padding-top:20px;color:#60778c;font-size:12px}
code{font-family:ui-monospace,SFMono-Regular,Consolas,monospace;color:#9ed9ff}
@media (max-width:980px){
  .nav-toggle{display:block}
  .nav{position:absolute;top:78px;left:18px;right:18px;background:#071b30;border:1px solid #245174;display:none;flex-direction:column;align-items:stretch;padding:18px;gap:0}
  .nav.open{display:flex}
  .nav a{padding:13px}
  .hero{min-height:760px}
  .hero-bg{background-position:63% center}
  .section-head,.two-col,.download-panel,.support-inner{grid-template-columns:1fr}
  .feature-grid,.desktop-grid{grid-template-columns:1fr 1fr}
  .signal-grid{grid-template-columns:1fr 1fr}
  .signal-grid div{border-bottom:1px solid #163f62}
  .requirements{grid-template-columns:1fr 1fr}
  .install-guide{border-left:0;border-top:1px solid #21557b}
  .timeline{grid-template-columns:1fr 1fr}
  .gallery-grid{grid-template-columns:1fr 1fr}.gallery-copy{grid-column:1/-1}
  .footer-grid{grid-template-columns:1fr 1fr}.footer-links{grid-column:1/-1;justify-content:flex-start}
}
@media (max-width:620px){
  .shell{width:min(100% - 28px,var(--max))}
  .brand span{display:none}
  .hero h1{font-size:58px}
  .hero-copy{font-size:17px}
  .feature-grid,.desktop-grid,.requirements,.timeline,.gallery-grid,.footer-grid{grid-template-columns:1fr}
  .section-head{gap:20px}
  .section,.showcase,.download-section{padding:70px 0}
  .download-main,.install-guide{padding:28px}
  .signal-grid{grid-template-columns:1fr}
  .release-meta{flex-direction:column;gap:9px}
  .footer-links{grid-column:auto;flex-direction:column}
  .footer-bottom{flex-direction:column;gap:8px}
}