.auth-split{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);min-height:100vh}.auth-visual{position:relative;border-right:1px solid var(--line);overflow:hidden;display:flex;flex-direction:column;justify-content:flex-end}.auth-visual .terrain-bg{position:absolute;inset:0;width:100%!important;height:100%!important}.auth-visual .av-copy{position:relative;padding:48px;background:linear-gradient(180deg,transparent,rgba(var(--void-rgb),.9) 45%)}.auth-visual h2{font-size:clamp(26px,2.8vw,38px);font-weight:700;letter-spacing:-.015em;margin:14px 0 12px;text-wrap:balance}.auth-visual p{color:var(--ash);max-width:30em;font-size:16px}.auth-formcol{display:flex;flex-direction:column;justify-content:center;padding:64px 48px}.auth-card{max-width:440px;width:100%;margin:0 auto}.auth-toggle{display:flex;border:1px solid var(--line);margin-bottom:36px}.auth-toggle a{flex:1 1;display:flex;align-items:center;justify-content:center;background:none;border:none;color:var(--ash);font-family:var(--mono);font-size:12px;letter-spacing:.16em;padding:13px;text-transform:uppercase;min-height:44px;transition:background .2s,color .2s}.auth-toggle a.on{background:var(--ember);color:var(--void)}.auth-toggle a:not(.on):hover{color:var(--bone)}.strength{display:flex;gap:5px;margin-top:9px}.strength i{height:3px;flex:1 1;background:var(--line);transition:background .2s}.strength i.weak{background:var(--ai)}.strength i.mid{background:var(--solar)}.strength i.strong{background:var(--human)}.check{display:flex;gap:12px;align-items:flex-start;font-size:14px;color:var(--ash);margin-bottom:26px}.check button.box{width:18px;height:18px;border:1px solid var(--line);background:transparent;flex:none;margin-top:2px;display:grid;place-items:center;color:var(--ember);padding:0}.check button.box.checked{border-color:var(--ember);background:rgba(255,92,26,.12)}.check button.box .ico{width:12px;height:12px;opacity:0;transition:opacity .15s}.check button.box.checked .ico{opacity:1}.check a{color:var(--ember);border-bottom:1px solid rgba(255,92,26,.4)}.auth-alt{margin-top:26px;text-align:center;font-family:var(--mono);font-size:12px;letter-spacing:.1em;color:var(--ash)}.auth-alt a{color:var(--ember)}.auth-alt a:hover{text-decoration:underline}@media (max-width:980px){.auth-split{grid-template-columns:1fr}.auth-visual{min-height:260px}.auth-formcol{padding:48px 24px}}