.helian-auth{--auth-ink:#0d1117;--auth-blue:#2563eb;--auth-blue-700:#1e49c9;--auth-line:#e6ebf2;--auth-muted:#8994a5;--auth-grid:rgba(15,23,42,0.05);position:relative;min-height:100vh;display:flex;flex-direction:column;background:#ffffff;color:var(--auth-ink)}.helian-auth:before{content:"";position:absolute;inset:0;z-index:0;pointer-events:none;background-image:linear-gradient(var(--auth-grid) 1px,transparent 1px),linear-gradient(90deg,var(--auth-grid) 1px,transparent 1px);background-size:74px 74px;-webkit-mask-image:radial-gradient(120% 90% at 50% 0,#000 20%,transparent 72%);mask-image:radial-gradient(120% 90% at 50% 0,#000 20%,transparent 72%)}.helian-auth .auth-header{position:fixed;top:0;left:0;right:0;z-index:80;background:rgba(255,255,255,.55);backdrop-filter:blur(24px) saturate(180%);-webkit-backdrop-filter:blur(24px) saturate(180%);border-bottom:1px solid rgba(230,235,242,.9)}.helian-auth .auth-nav-inner{max-width:1160px;margin:0 auto;padding:0 28px;height:68px;display:flex;align-items:center;justify-content:space-between}.helian-auth .auth-logo .wm{height:26px;width:auto;display:block}.helian-auth .auth-cta{display:inline-flex;align-items:center;gap:.5rem;font-weight:700;font-size:.94rem;text-decoration:none;color:#fff;background:var(--auth-blue);padding:.62rem 1.15rem;border-radius:10px;box-shadow:0 1px 2px rgba(13,17,23,.1);transition:background .16s}.helian-auth .auth-cta:hover{background:var(--auth-blue-700)}.helian-auth .auth-main{position:relative;z-index:1;flex:1;display:flex;align-items:center;justify-content:center;padding:108px 20px 48px}.helian-auth .auth-foot{position:relative;z-index:1;text-align:center;padding:24px;font-size:.86rem;color:var(--auth-muted)}@media (max-width:560px){.helian-auth .auth-cta{padding:.55rem .9rem}}