:root{--arxn-shell-bg:rgba(7,9,17,.94);--arxn-shell-line:rgba(255,255,255,.12);--arxn-shell-text:#f7f7fb;--arxn-shell-muted:#b8b8c8;--arxn-shell-accent:#8b6dff}
.arxn-public-header{position:fixed;z-index:1000;top:0;left:0;width:100%;height:72px;color:var(--arxn-shell-text);background:var(--arxn-shell-bg);border-bottom:1px solid var(--arxn-shell-line);backdrop-filter:blur(18px);transition:background .2s ease,border-color .2s ease}
.arxn-public-header.is-scrolled{background:rgba(5,6,12,.98);border-color:rgba(255,255,255,.18)}
.arxn-public-header-inner{width:min(1240px,calc(100% - 40px));height:100%;margin:0 auto;display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:34px}
.arxn-public-brand{display:inline-flex;align-items:center;gap:10px;color:var(--arxn-shell-text);font:750 16px/1 Arial,sans-serif;letter-spacing:.18em;text-decoration:none}
.arxn-public-brand img{width:30px;height:30px;object-fit:contain}
.arxn-public-nav{display:flex;justify-content:center;align-items:center;gap:30px}
.arxn-public-nav a,.arxn-public-login{position:relative;color:var(--arxn-shell-muted);font:650 13px/1.2 Arial,sans-serif;text-decoration:none;transition:color .18s ease}
.arxn-public-nav a:hover,.arxn-public-nav a:focus-visible,.arxn-public-nav a[aria-current="page"],.arxn-public-login:hover,.arxn-public-login:focus-visible{color:#fff}
.arxn-public-nav a[aria-current="page"]:after{content:"";position:absolute;left:0;right:0;bottom:-9px;height:2px;background:var(--arxn-shell-accent)}
.arxn-public-actions{display:flex;align-items:center;gap:18px}
.arxn-public-cta{display:inline-flex;min-height:40px;align-items:center;justify-content:center;padding:0 17px;color:#fff;background:#5f42dd;border:1px solid #765dec;border-radius:3px;font:750 12px/1 Arial,sans-serif;text-decoration:none;transition:background .18s ease,border-color .18s ease}
.arxn-public-cta:hover,.arxn-public-cta:focus-visible{background:#7055e8;border-color:#8c78f1}
.arxn-public-menu-button{display:none;width:42px;height:42px;padding:0;border:1px solid var(--arxn-shell-line);border-radius:3px;background:transparent;color:#fff;cursor:pointer}
.arxn-public-menu-button span{display:block;width:18px;height:1px;margin:5px auto;background:currentColor;transition:transform .2s ease,opacity .2s ease}
.arxn-public-menu-button[aria-expanded="true"] span:first-child{transform:translateY(3px) rotate(45deg)}
.arxn-public-menu-button[aria-expanded="true"] span:last-child{transform:translateY(-3px) rotate(-45deg)}
.arxn-public-mobile-nav{display:none;position:fixed;z-index:999;top:72px;left:0;width:100%;padding:10px 20px 18px;background:#070911;border-bottom:1px solid var(--arxn-shell-line)}
.arxn-public-mobile-nav.is-open{display:grid}
.arxn-public-mobile-nav a{display:flex;min-height:48px;align-items:center;color:#d8d8e2;border-bottom:1px solid rgba(255,255,255,.08);font:650 14px/1.2 Arial,sans-serif;text-decoration:none}
.arxn-public-mobile-nav a:last-child{border-bottom:0;color:#fff}
@media(max-width:780px){.arxn-public-header{height:64px}.arxn-public-header-inner{width:calc(100% - 24px);grid-template-columns:auto 1fr auto;gap:12px}.arxn-public-nav,.arxn-public-login{display:none}.arxn-public-actions{justify-self:end;gap:8px}.arxn-public-cta{min-height:38px;padding:0 12px;font-size:11px}.arxn-public-menu-button{display:block}.arxn-public-mobile-nav{top:64px}.arxn-public-brand{font-size:14px}.arxn-public-brand img{width:27px;height:27px}}
@media(max-width:390px){.arxn-public-header-inner{width:calc(100% - 18px)}.arxn-public-cta{display:none}}