:root{
  --bg:#02050b;
  --surface:#07111f;
  --surface-2:#0a1728;
  --text:#f8faff;
  --muted:#9daabd;
  --line:rgba(110,150,235,.16);
  --blue:#258dff;
  --violet:#7757ff;
  --green:#55e4be;
  --max:1220px;
  --radius:24px;
  --shadow:0 28px 80px rgba(0,0,0,.34);
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  overflow-x:hidden;
  background:var(--bg);
  color:var(--text);
  font-family:Inter,system-ui,-apple-system,"Segoe UI",sans-serif;
  -webkit-font-smoothing:antialiased;
}
body:before{
  content:"";
  position:fixed;
  inset:0;
  z-index:-3;
  background:
    linear-gradient(rgba(2,5,11,.84),rgba(2,5,11,.95)),
    url("assets/cosmos-desktop.webp") center/cover fixed no-repeat;
}
a{color:inherit;text-decoration:none}
.container{width:min(var(--max),calc(100% - 46px));margin:auto}
.noise{
  position:fixed;
  inset:0;
  pointer-events:none;
  z-index:20;
  opacity:.02;
  background-image:url("data:image/svg+xml,%3Csvg viewBox='0 0 180 180' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.92' numOctaves='3'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}
.glass{
  background:linear-gradient(145deg,rgba(12,24,43,.86),rgba(4,10,19,.78));
  border:1px solid var(--line);
  box-shadow:var(--shadow),inset 0 1px rgba(255,255,255,.045);
  backdrop-filter:blur(18px);
}

/* Header */
.site-header{position:fixed;top:16px;left:0;right:0;z-index:100}
.nav{
  position:relative;
  min-height:72px;
  border-radius:18px;
  padding:0 18px 0 22px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:22px;
}
.brand{display:flex;align-items:center;gap:8px;font-size:21px;font-weight:780;white-space:nowrap}
.brand span{font-size:35px;color:#218fff}
.brand b{font-size:.68em;color:#4c72ff}
.desktop-nav{display:flex;align-items:center;gap:28px}
.desktop-nav a{font-size:14px;color:#d5dce7;white-space:nowrap;transition:.25s}
.desktop-nav a:hover{color:#69abff}
.menu-button{display:none;width:44px;height:44px;padding:0;border:0;background:transparent;cursor:pointer}
.menu-button span{display:block;width:25px;height:2px;margin:6px auto;background:#fff;border-radius:2px;transition:.25s}
.mobile-drawer{display:none}

/* Buttons */
.btn{
  min-height:52px;
  padding:0 21px;
  border-radius:13px;
  border:1px solid transparent;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:10px;
  font-size:14px;
  font-weight:750;
  transition:transform .28s,border-color .28s,box-shadow .28s,background .28s;
}
.btn:hover{transform:translateY(-2px)}
.primary{
  background:linear-gradient(135deg,#0c8dff,#365eff 58%,#7654ff);
  box-shadow:0 16px 42px rgba(43,79,255,.32);
}
.primary:hover{box-shadow:0 20px 48px rgba(43,79,255,.44)}
.secondary{background:rgba(5,12,24,.76);border-color:rgba(93,130,213,.26)}
.secondary:hover{border-color:rgba(110,164,255,.5)}
.outline{
  min-height:43px;
  color:#84b7ff;
  background:rgba(3,8,16,.42);
  border-color:rgba(65,106,255,.55);
}

/* Hero */
.hero{
  position:relative;
  overflow:hidden;
  padding:122px 0 64px;
}
.hero-bg{
  position:absolute;
  inset:0;
  background:
    linear-gradient(90deg,rgba(2,5,11,.98),rgba(2,5,11,.72) 52%,rgba(2,5,11,.18)),
    url("assets/cosmos-desktop.webp") center/cover no-repeat;
}
.hero-inner{
  position:relative;
  z-index:2;
  min-height:610px;
  padding-top:72px;
  display:grid;
  grid-template-columns:minmax(0,1fr) 290px;
  align-items:center;
  column-gap:72px;
}
.copy{width:100%;max-width:720px}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:9px;
  padding:10px 15px;
  border-radius:12px;
  color:#96a9c6;
  font-size:11px;
  letter-spacing:.08em;
  background:rgba(8,17,32,.58);
  border:1px solid rgba(77,126,224,.21);
}
.eyebrow i{width:6px;height:6px;border-radius:50%;background:#45ccff;box-shadow:0 0 14px #2eaaff}
.eyebrow span{color:#4b6e9c}
.hero h1{
  margin:26px 0 23px;
  font-size:clamp(68px,7vw,106px);
  line-height:.93;
  letter-spacing:-.066em;
}
.hero h1 em,.heading em{font-style:normal;background:linear-gradient(100deg,#159cff,#3b67ff 48%,#8b54ff);-webkit-background-clip:text;color:transparent}
.copy>p{max-width:650px;margin:0;color:#c0c8d5;font-size:18px;line-height:1.62}
.actions{display:flex;gap:14px;margin-top:28px}
.status{margin-top:24px;display:flex;gap:10px;align-items:center;color:#c2ccd9}
.status span{width:22px;height:22px;border:1px solid rgba(90,240,187,.4);border-radius:50%;display:grid;place-items:center;color:#5af0bb}

.account-card{
  width:100%;
  max-width:290px;
  min-height:102px;
  padding:16px 18px;
  border-radius:22px;
  display:flex;
  align-items:center;
  gap:14px;
  align-self:start;
  justify-self:end;
  transition:.3s;
}
.account-card:hover{transform:translateY(-4px);border-color:rgba(130,185,255,.58);box-shadow:0 26px 68px rgba(18,71,190,.28)}
.account-icon{
  width:48px;
  height:48px;
  flex:0 0 48px;
  border-radius:15px;
  position:relative;
  background:linear-gradient(145deg,rgba(29,115,224,.32),rgba(6,28,58,.65));
  border:1px solid rgba(72,156,255,.35);
}
.account-icon i{position:absolute;width:14px;height:14px;border:3px solid #4ccfff;border-radius:50%;left:15px;top:8px}
.account-icon b{position:absolute;width:25px;height:14px;border:3px solid #4ccfff;border-bottom:0;border-radius:18px 18px 0 0;left:9px;bottom:7px}
.account-copy strong,.account-copy small{display:block}
.account-copy strong{font-size:17px}
.account-copy small{margin-top:4px;color:#aab7ca;font-size:13px}
.account-copy em{margin-left:5px;color:#eef6ff;font-style:normal;font-size:17px}

.quick-metrics{
  position:relative;
  z-index:3;
  width:min(var(--max),calc(100% - 46px));
  margin:30px auto 0;
  display:grid;
  grid-template-columns:repeat(4,1fr);
  border-radius:24px;
  overflow:hidden;
}
.quick-metrics article{
  min-height:158px;
  padding:24px 20px;
  display:flex;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  text-align:center;
}
.quick-metrics article+article{border-left:1px solid var(--line)}
.metric-symbol{
  width:52px;height:52px;border-radius:17px;
  display:grid;place-items:center;
  font-size:25px;margin-bottom:15px;
  border:1px solid rgba(100,154,245,.25);
}
.metric-rocket{color:#49b4ff;background:rgba(31,103,213,.17)}
.metric-shield{color:#55e4be;background:rgba(35,153,119,.14)}
.metric-globe{color:#7d72ff;background:rgba(96,75,219,.15)}
.metric-lightning{color:#ffd068;background:rgba(218,153,47,.14)}
.quick-metrics strong{font-size:17px}
.quick-metrics small{margin-top:7px;color:#9faabc}

/* Sections */
.section{padding:88px 0}
.heading{max-width:760px;margin-bottom:42px}
.center{text-align:center;margin-inline:auto}
.heading>span,.final>span,.news-kicker{
  display:inline-block;
  margin-bottom:14px;
  color:#62a9ff;
  font-size:12px;
  font-weight:800;
  letter-spacing:.16em;
}
.heading h2{margin:0 0 18px;font-size:clamp(42px,5vw,64px);line-height:1.03;letter-spacing:-.047em}
.heading p{color:var(--muted);font-size:17px;line-height:1.66}

/* News */
.news-section{padding-top:42px;padding-bottom:64px}
.news-card{
  position:relative;
  overflow:hidden;
  min-height:210px;
  padding:30px 32px;
  border-radius:26px;
  display:grid;
  grid-template-columns:82px minmax(0,1fr) auto;
  align-items:center;
  gap:28px;
}
.news-card:before{
  content:"";
  position:absolute;
  width:320px;height:320px;
  right:-100px;top:-160px;
  border-radius:50%;
  background:#236dff;
  filter:blur(70px);
  opacity:.16;
}
.news-icon{
  width:72px;height:72px;border-radius:22px;
  display:grid;place-items:center;
  font-size:30px;
  background:linear-gradient(145deg,rgba(32,111,225,.24),rgba(9,25,50,.68));
  border:1px solid rgba(83,152,255,.28);
}
.news-copy{position:relative;z-index:2}
.news-copy h2{margin:0 0 11px;font-size:32px;letter-spacing:-.035em}
.news-copy p{margin:0;max-width:690px;color:#9facc0;line-height:1.65}
.news-actions{position:relative;z-index:2;display:flex;flex-direction:column;align-items:stretch;gap:12px;min-width:220px}
.news-support{text-align:center;color:#79b5ff;font-size:14px;font-weight:700}

/* Cards */
.features{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.card{
  min-height:286px;
  padding:24px;
  border-radius:24px;
  border:1px solid var(--line);
  background:linear-gradient(155deg,rgba(12,26,48,.88),rgba(4,10,19,.84));
  box-shadow:0 22px 60px rgba(0,0,0,.18);
  transition:.28s;
}
.card:hover{transform:translateY(-5px);border-color:rgba(102,161,255,.33)}
.card>i{width:58px;height:58px;border-radius:15px;display:grid;place-items:center;color:#4c9eff;font-size:30px;font-style:normal;background:rgba(46,91,182,.16)}
.card h3{margin:30px 0 12px}
.card p{color:#9eabba;line-height:1.57}
.dark{background:rgba(2,6,14,.58)}

.infrastructure-section{background:rgba(2,6,14,.58)}
.infrastructure-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.infra-card{min-height:245px;padding:30px;border-radius:24px;position:relative;overflow:hidden}
.infra-card::before{content:"";position:absolute;width:220px;height:220px;right:-100px;top:-120px;border-radius:50%;background:#246cff;filter:blur(55px);opacity:.13}
.infra-label{display:block;color:#64aaff;font-size:11px;font-weight:800;letter-spacing:.16em}
.infra-card strong{display:block;margin:32px 0 14px;font-size:clamp(44px,5vw,66px);line-height:1;letter-spacing:-.05em}
.infra-card strong i{font-style:normal}
.infra-card p{margin:0;color:#9eabba;line-height:1.6}
.infra-strip{margin-top:18px;padding:20px;border-radius:22px;display:grid;grid-template-columns:repeat(3,1fr)}
.infra-strip>div{display:flex;gap:15px;padding:14px 20px}
.infra-strip>div+div{border-left:1px solid var(--line)}
.infra-strip span{width:34px;height:34px;border-radius:10px;display:grid;place-items:center;color:#5ba8ff;background:rgba(39,89,177,.14);flex:0 0 auto}
.infra-strip p{margin:0}
.infra-strip b,.infra-strip small{display:block}
.infra-strip small{margin-top:5px;color:#8593a8}

.grid2{display:grid;grid-template-columns:.84fr 1.16fr;gap:70px;align-items:center}
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.steps article{padding:26px;border:1px solid rgba(110,150,235,.13);border-radius:22px;background:linear-gradient(145deg,rgba(10,22,40,.76),rgba(4,10,19,.66))}
.steps article>b{font-size:32px;color:#356fff;margin-right:20px}
.steps article>i{display:inline-grid;width:60px;height:60px;border-radius:15px;place-items:center;color:#4fa0ff;font-style:normal;background:rgba(8,20,40,.82)}
.steps p{color:#98a5b8}

.devices{display:grid;grid-template-columns:repeat(7,1fr);padding:20px 14px;border-radius:24px}
.devices div{min-height:112px;display:grid;place-items:center;align-content:center;gap:12px;font-size:36px}
.devices b{font-size:13px;color:#abb6c8}

.prices{display:grid;grid-template-columns:repeat(2,minmax(0,500px));justify-content:center;gap:20px}
.prices article{min-height:455px;padding:36px;border-radius:25px}
.prices small{color:#6aabff}
.prices h3{font-size:32px}
.prices p{color:#9eabba}
.prices li{padding:9px 0;color:#c8d1de}
.prices .btn{width:100%}

.faq details{border-bottom:1px solid var(--line)}
.faq summary{padding:24px 0;display:flex;justify-content:space-between;cursor:pointer;list-style:none;font-weight:680}
.faq p{color:#9ca9bb}
.link{color:#60a7ff;font-weight:700}

.final{
  min-height:330px;
  padding:44px;
  border-radius:28px;
  background:linear-gradient(90deg,rgba(4,10,20,.72),rgba(8,22,43,.45)),url("assets/cosmos-desktop.webp") center/cover;
}
.final h2{font-size:45px;margin:0}
.final p{color:#a7b2c4}

.foot{display:flex;justify-content:space-between;align-items:center;padding:24px 0 42px;color:#78869a;font-size:12px}
.foot .brand{font-size:16px;color:#fff}
.foot>div{display:flex;gap:24px;flex-wrap:wrap;justify-content:flex-end}

.reveal{opacity:0;transform:translateY(28px);transition:.85s}
.reveal.visible{opacity:1;transform:none}

/* Tablet */
@media(max-width:1040px){
  .desktop-nav,.desktop-cta{display:none!important}
  .menu-button{display:block!important;flex:0 0 44px}
  .mobile-drawer{
    display:block;
    position:fixed;
    inset:0;
    padding:90px 13px 18px;
    background:rgba(1,4,10,.62);
    backdrop-filter:blur(12px);
    opacity:0;
    visibility:hidden;
    pointer-events:none;
    transition:.25s;
  }
  .site-header.menu-open .mobile-drawer{opacity:1;visibility:visible;pointer-events:auto}
  .mobile-drawer-panel{
    width:100%;
    max-height:calc(100vh - 110px);
    overflow:auto;
    padding:14px;
    border-radius:20px;
    display:flex;
    flex-direction:column;
    gap:4px;
  }
  .mobile-drawer-panel>a:not(.btn){display:block;padding:16px 14px;border-radius:12px;font-size:18px;font-weight:650;color:#eaf1fb}
  .mobile-drawer-panel>a:not(.btn):hover{background:rgba(49,100,195,.12)}
  .mobile-drawer-panel .btn{width:100%;margin-top:8px}
  .site-header.menu-open .menu-button span:first-child{transform:translateY(4px) rotate(45deg)}
  .site-header.menu-open .menu-button span:last-child{transform:translateY(-4px) rotate(-45deg)}

  .hero{padding-top:102px}
  .hero-inner{min-height:auto;padding-top:54px;grid-template-columns:minmax(0,1fr) 270px;column-gap:34px}
  .account-card{max-width:270px}
  .features{grid-template-columns:repeat(2,1fr)}
  .infrastructure-grid,.grid2{grid-template-columns:1fr}
  .infra-strip{grid-template-columns:1fr}
  .infra-strip>div+div{border-left:0;border-top:1px solid var(--line)}
  .devices{grid-template-columns:repeat(4,1fr)}
  .news-card{grid-template-columns:72px minmax(0,1fr)}
  .news-actions{grid-column:2;flex-direction:row;align-items:center;min-width:0}
  .news-support{padding:0 8px}
}

/* Mobile */
@media(max-width:720px){
  body:before{
    background:
      linear-gradient(rgba(2,5,11,.70),rgba(2,5,11,.95)),
      url("assets/cosmos-mobile.webp") center top/cover fixed no-repeat;
  }
  .container{width:calc(100% - 26px)}
  .site-header{top:8px}
  .nav{min-height:64px;padding:0 12px 0 16px}
  .brand{font-size:18px}
  .brand span{font-size:31px}
  .mobile-drawer{padding-top:80px}

  .hero{padding:82px 0 48px}
  .hero-bg{
    background:
      linear-gradient(rgba(2,5,11,.18),rgba(2,5,11,.90)),
      url("assets/cosmos-mobile.webp") center top/cover no-repeat;
  }
  .hero-inner{
    min-height:auto;
    padding-top:32px;
    display:flex;
    flex-direction:column;
    align-items:stretch;
    gap:18px;
  }
  .account-card{
    order:1;
    width:100%;
    max-width:none;
    min-height:96px;
    padding:14px 16px;
    align-self:stretch;
  }
  .account-icon{width:44px;height:44px;flex-basis:44px}
  .account-icon i{width:13px;height:13px;left:13px;top:7px}
  .account-icon b{width:23px;height:13px;left:8px;bottom:6px}
  .account-copy strong{font-size:16px}
  .account-copy small{font-size:12px;margin-top:4px}
  .copy{order:2;max-width:none}
  .hero h1{margin:14px 0 19px;font-size:clamp(50px,14vw,58px)}
  .copy>p{font-size:16px;line-height:1.55}
  .actions{flex-direction:column;margin-top:24px;gap:11px}
  .actions .btn{width:100%;min-height:50px;padding-inline:16px}
  .status{margin-top:20px}

  .quick-metrics{width:calc(100% - 28px);margin-top:30px;grid-template-columns:repeat(2,minmax(0,1fr))}
  .quick-metrics article{min-height:132px;padding:17px 9px}
  .quick-metrics article:nth-child(3){border-left:0;border-top:1px solid var(--line)}
  .quick-metrics article:nth-child(4){border-top:1px solid var(--line)}
  .metric-symbol{width:46px;height:46px;margin-bottom:11px;font-size:22px}
  .quick-metrics strong{font-size:14px;line-height:1.25;overflow-wrap:anywhere}
  .quick-metrics small{font-size:12px}

  .section{padding:58px 0}
  .heading{margin-bottom:34px}
  .heading h2{font-size:38px}
  .heading p{font-size:16px}
  .features,.steps,.prices{grid-template-columns:1fr}
  .features,.steps{gap:12px}
  .card{min-height:245px;padding:22px}
  .infra-card{min-height:210px;padding:24px}
  .infra-card strong{margin:24px 0 12px}
  .infra-strip{margin-top:12px;padding:10px}
  .devices{grid-template-columns:repeat(2,1fr)}
  .final{min-height:340px;padding:28px 22px;background:linear-gradient(rgba(4,10,20,.5),rgba(4,10,20,.82)),url("assets/cosmos-mobile.webp") center/cover}
  .final h2{font-size:35px}

  .news-section{padding-top:26px;padding-bottom:44px}
  .news-card{padding:24px 20px;grid-template-columns:56px 1fr;gap:18px}
  .news-icon{width:56px;height:56px;border-radius:18px;font-size:24px}
  .news-copy h2{font-size:27px}
  .news-copy p{font-size:15px}
  .news-actions{grid-column:1/-1;display:flex;flex-direction:column;align-items:stretch;width:100%}
  .news-actions .btn{width:100%}
  .news-support{text-align:center;padding:8px 0}

  .foot{flex-direction:column;gap:18px;text-align:center}
  .foot>div{justify-content:center}
}

@media(max-width:390px){
  .hero h1{font-size:49px}
  .account-card{padding:13px 14px}
  .quick-metrics article{min-height:126px}
}