@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&family=Poppins:wght@600;700;800&display=swap');

:root {
  --primary: #2fcafa;
  --primary-dark: #159ac8;
  --bg: #070b11;
  --surface: #0c131c;
  --surface-2: #101b26;
  --text: #f4f8fb;
  --muted: #8d9eaa;
  --line: rgba(255,255,255,.07);
  --line-blue: rgba(47,202,250,.18);
  --radius: 22px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: Inter, sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at 50% -15%, rgba(47,202,250,.14), transparent 35%),
    radial-gradient(circle at 100% 45%, rgba(47,202,250,.05), transparent 25%),
    var(--bg);
  line-height: 1.65;
  overflow-x: hidden;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
.container { width: min(1160px, calc(100% - 36px)); margin: auto; }

.site-header {
  position: fixed; inset: 0 0 auto; z-index: 100;
  background: rgba(7,11,17,.72);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(18px);
}
.nav { height: 76px; display: flex; align-items: center; justify-content: space-between; gap: 20px; }
.brand { display: inline-flex; align-items: center; gap: 10px; font: 800 20px Poppins, sans-serif; }
.brand img { width: 36px; height: 42px; object-fit: contain; }
.nav-links { display: flex; align-items: center; gap: 28px; color: #9babb7; font-size: 13px; font-weight: 600; }
.nav-links a:hover { color: var(--text); }
.lang { display: flex; align-items: center; gap: 7px; font-size: 12px; color: #83939e; }
.lang a:hover { color: var(--primary); }
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 9px;
  min-height: 46px; padding: 0 20px; border-radius: 12px;
  border: 1px solid transparent; font-weight: 800; font-size: 13px;
  transition: .25s ease;
}
.btn-primary { color: #041017; background: var(--primary); box-shadow: 0 0 28px rgba(47,202,250,.16); }
.btn-primary:hover { transform: translateY(-2px); background: #62d9ff; box-shadow: 0 12px 35px rgba(47,202,250,.24); }
.btn-ghost { border-color: var(--line); background: rgba(255,255,255,.025); color: #dbe5eb; }
.btn-ghost:hover { transform: translateY(-2px); border-color: var(--line-blue); background: rgba(255,255,255,.05); }

.hero { min-height: 760px; padding: 150px 0 90px; display: flex; align-items: center; }
.hero-grid { display: grid; grid-template-columns: 1.08fr .92fr; gap: 70px; align-items: center; }
.eyebrow {
  display: inline-flex; align-items: center; gap: 8px; padding: 7px 12px;
  border: 1px solid var(--line-blue); border-radius: 999px;
  color: #a9eaff; background: rgba(47,202,250,.045);
  font-size: 11px; font-weight: 800; text-transform: uppercase; letter-spacing: 1.2px;
}
.eyebrow i { width: 7px; height: 7px; border-radius: 50%; background: var(--primary); box-shadow: 0 0 14px var(--primary); }
h1, h2, h3, h4 { font-family: Poppins, sans-serif; line-height: 1.1; }
.hero h1 { margin-top: 22px; font-size: clamp(48px, 6vw, 78px); letter-spacing: -3px; }
.accent { color: var(--primary); text-shadow: 0 0 45px rgba(47,202,250,.18); }
.hero-text { max-width: 620px; margin: 24px 0 31px; color: var(--muted); font-size: 16px; }
.actions { display: flex; gap: 12px; flex-wrap: wrap; }

.hero-logo {
  width: min(390px, 80vw); aspect-ratio: 1; margin: auto;
  display: grid; place-items: center; position: relative;
}
.hero-logo::before {
  content: ""; position: absolute; inset: 12%; border-radius: 50%;
  background: rgba(47,202,250,.11); filter: blur(38px);
}
.hero-logo::after {
  content: ""; position: absolute; inset: 2%; border-radius: 50%;
  border: 1px solid rgba(47,202,250,.14);
  box-shadow: inset 0 0 80px rgba(47,202,250,.05), 0 0 70px rgba(47,202,250,.08);
}
.hero-logo img { width: 62%; position: relative; z-index: 2; filter: drop-shadow(0 0 35px rgba(47,202,250,.3)); animation: float 5s ease-in-out infinite; }
@keyframes float { 0%,100% { transform: translateY(0) } 50% { transform: translateY(-11px) } }

.stats {
  display: grid; grid-template-columns: repeat(3, 1fr);
  border: 1px solid var(--line); border-radius: 18px;
  background: rgba(255,255,255,.018); overflow: hidden;
}
.stat { padding: 22px; text-align: center; border-right: 1px solid var(--line); }
.stat:last-child { border-right: 0; }
.stat strong { display: block; font: 700 16px Poppins; }
.stat span { display: block; margin-top: 4px; color: #6f808c; font-size: 11px; }

section { padding: 105px 0; }
.section-head { max-width: 700px; text-align: center; margin: 0 auto 50px; }
.label { color: var(--primary); font-size: 10px; font-weight: 800; letter-spacing: 2px; text-transform: uppercase; margin-bottom: 11px; }
.section-head h2, .split h2 { font-size: clamp(31px, 4vw, 46px); letter-spacing: -1.5px; }
.section-head p { color: var(--muted); margin-top: 14px; font-size: 14px; }

.features { display: grid; grid-template-columns: repeat(3, 1fr); gap: 17px; }
.card {
  padding: 29px; min-height: 250px; border: 1px solid var(--line);
  border-radius: var(--radius); background: linear-gradient(145deg, rgba(17,29,40,.75), rgba(9,14,21,.75));
  transition: .3s ease; position: relative; overflow: hidden;
}
.card::after {
  content: ""; position: absolute; width: 150px; height: 150px; right: -80px; top: -80px;
  border-radius: 50%; background: rgba(47,202,250,.09); filter: blur(30px);
}
.card:hover { transform: translateY(-5px); border-color: rgba(47,202,250,.32); }
.icon {
  width: 46px; height: 46px; display: grid; place-items: center; border-radius: 13px;
  color: var(--primary); background: rgba(47,202,250,.09); border: 1px solid var(--line-blue);
  font-size: 20px; margin-bottom: 25px;
}
.card h3 { font-size: 18px; margin-bottom: 9px; }
.card p { color: var(--muted); font-size: 13px; }

.split { display: grid; grid-template-columns: .88fr 1.12fr; gap: 70px; align-items: center; }
.visual {
  min-height: 410px; display: grid; place-items: center; position: relative; overflow: hidden;
  border: 1px solid var(--line); border-radius: 28px;
  background: radial-gradient(circle, rgba(47,202,250,.12), transparent 36%), #0b121a;
}
.visual::before, .visual::after { content: ""; position: absolute; border: 1px solid rgba(47,202,250,.09); border-radius: 50%; }
.visual::before { width: 280px; height: 280px; }
.visual::after { width: 390px; height: 390px; }
.visual img { width: 175px; position: relative; z-index: 2; filter: drop-shadow(0 0 40px rgba(47,202,250,.25)); }
.check-list { display: grid; gap: 11px; margin-top: 27px; }
.check {
  display: flex; gap: 13px; padding: 16px; border: 1px solid var(--line);
  border-radius: 14px; background: rgba(255,255,255,.022);
}
.check b {
  flex: 0 0 30px; height: 30px; display: grid; place-items: center;
  border-radius: 9px; color: var(--primary); background: rgba(47,202,250,.1);
}
.check strong { display: block; font-size: 13px; margin-bottom: 2px; }
.check span { color: #71828e; font-size: 12px; }

.command-box { border: 1px solid var(--line); border-radius: 22px; overflow: hidden; background: #0a1119; }
.command-head { padding: 18px 22px; display: flex; justify-content: space-between; border-bottom: 1px solid var(--line); color: #6f808c; font-size: 11px; }
.traffic { display: flex; gap: 6px; }
.traffic i { width: 8px; height: 8px; border-radius: 50%; background: #3b4a55; }
.commands { display: grid; grid-template-columns: repeat(2, 1fr); }
.command { padding: 19px 22px; display: flex; align-items: center; justify-content: space-between; gap: 18px; border-bottom: 1px solid var(--line); }
.command:nth-child(odd) { border-right: 1px solid var(--line); }
.command code { color: #a9eaff; font: 600 13px ui-monospace, Consolas, monospace; }
.command span { color: #6f808c; font-size: 11px; text-align: right; }

.cta {
  padding: 68px 25px; text-align: center; border: 1px solid var(--line-blue);
  border-radius: 28px; background: radial-gradient(circle at 50% 0, rgba(47,202,250,.14), transparent 50%), #0b151f;
}
.cta h2 { max-width: 700px; margin: auto; font-size: clamp(31px, 4vw, 45px); }
.cta p { color: var(--muted); max-width: 570px; margin: 14px auto 24px; font-size: 14px; }

footer { padding: 55px 0 25px; border-top: 1px solid var(--line); background: #05080d; }
.footer-grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1fr; gap: 40px; padding-bottom: 42px; }
.footer-brand p { max-width: 370px; color: #687984; font-size: 12px; margin-top: 14px; }
footer h4 { font-size: 12px; margin-bottom: 15px; }
footer ul { list-style: none; display: grid; gap: 8px; }
footer li a { color: #6c7d88; font-size: 12px; }
footer li a:hover { color: var(--primary); }
.copyright { display: flex; justify-content: space-between; gap: 15px; padding-top: 21px; border-top: 1px solid var(--line); color: #52616b; font-size: 10px; }

.page { padding: 135px 0 90px; min-height: calc(100vh - 200px); }
.page-card { max-width: 900px; margin: auto; padding: 45px; border: 1px solid var(--line); border-radius: 24px; background: rgba(12,19,28,.8); }
.page-card h1 { font-size: 42px; margin-bottom: 12px; letter-spacing: -1.5px; }
.page-card h2 { font-size: 20px; margin: 35px 0 10px; }
.page-card p, .page-card li { color: var(--muted); font-size: 14px; margin-bottom: 10px; }
.page-card ul { padding-left: 20px; }
.back { margin-bottom: 25px; display: inline-flex; color: var(--primary); font-size: 13px; font-weight: 700; }

@media (max-width: 900px) {
  .nav-links { display: none; }
  .hero-grid, .split { grid-template-columns: 1fr; }
  .hero { padding-top: 125px; min-height: auto; }
  .hero-content { text-align: center; }
  .hero-text { margin-left: auto; margin-right: auto; }
  .actions { justify-content: center; }
  .hero-logo { order: -1; width: 285px; }
  .features { grid-template-columns: 1fr 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 620px) {
  .container { width: min(100% - 28px, 1160px); }
  .nav .btn { min-height: 40px; padding: 0 13px; font-size: 11px; }
  .hero h1 { font-size: 46px; }
  section { padding: 75px 0; }
  .features, .commands, .stats, .footer-grid { grid-template-columns: 1fr; }
  .stat { border-right: 0; border-bottom: 1px solid var(--line); }
  .stat:last-child { border-bottom: 0; }
  .command:nth-child(odd) { border-right: 0; }
  .command:last-child { border-bottom: 0; }
  .footer-grid { gap: 28px; }
  .copyright { flex-direction: column; }
  .page-card { padding: 25px 20px; }
  .page-card h1 { font-size: 34px; }
}