@import url('https://fonts.googleapis.com/css2?family=Manrope:wght@400;500;600;700;800&family=Space+Mono:wght@400;700&display=swap');
:root{--bg:#020609;--panel:#07101e;--panel2:#0b1728;--text:#eef6ff;--sec:#b7c4d6;--mut:#7d8da3;--acc:#22d3ee;--acc2:#67e8f9;--line:rgba(34,211,238,.24);--gold:#d8b46a}
*{box-sizing:border-box}
body{margin:0;background:radial-gradient(circle at 50% 0%,rgba(34,211,238,.11),transparent 34%),linear-gradient(180deg,#020609,#03070c 48%,#020609);color:var(--text);font-family:Manrope,system-ui,sans-serif}
a{color:inherit}
.shell{max-width:1120px;margin:0 auto;padding:42px 22px 70px}
.nav{display:flex;align-items:center;justify-content:space-between;gap:22px;margin-bottom:54px}
.brand{display:flex;align-items:center;gap:14px;font-family:'Space Mono',monospace;letter-spacing:.16em;font-weight:700}
.diamond{width:24px;height:24px;flex:0 0 24px;background:url('/assets/arptir/arptir-mark-c1-dark.svg') center/contain no-repeat}
.back{font-family:'Space Mono',monospace;font-size:12px;letter-spacing:.08em;color:var(--acc);text-decoration:none;border:1px solid var(--line);padding:12px 16px;border-radius:12px;background:rgba(5,14,24,.56)}
.hero{border:1px solid var(--line);border-radius:28px;background:linear-gradient(135deg,rgba(11,23,40,.88),rgba(5,11,20,.82));padding:34px;box-shadow:0 20px 80px rgba(0,0,0,.34)}
.kicker{font-family:'Space Mono',monospace;color:var(--acc);letter-spacing:.16em;text-transform:uppercase;font-size:12px;margin-bottom:18px}
h1{font-size:clamp(34px,5vw,62px);line-height:1.02;margin:0 0 18px;letter-spacing:-.045em}
.lead{font-size:19px;line-height:1.75;color:var(--sec);max-width:860px;margin:0}
.grid{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-top:22px}
.card{border:1px solid rgba(34,211,238,.18);border-radius:20px;background:rgba(255,255,255,.025);padding:22px}
.card h2{margin:0 0 12px;font-size:18px}
.card p{margin:0;color:var(--sec);line-height:1.68}
.boundary{border-left:1px solid var(--gold);background:rgba(216,180,106,.05)}
.cta{margin-top:28px;display:flex;gap:14px;flex-wrap:wrap}
.btn{display:inline-flex;text-decoration:none;border:1px solid var(--line);border-radius:14px;padding:14px 18px;font-family:'Space Mono',monospace;font-size:12px;letter-spacing:.08em;color:var(--acc);background:rgba(4,18,27,.78)}
.btn.primary{background:rgba(34,211,238,.08)}
.footer{margin-top:34px;color:var(--mut);font-size:13px;line-height:1.6}
@media(max-width:820px){.grid{grid-template-columns:1fr}.hero{padding:24px}.nav{align-items:flex-start;flex-direction:column}}