.auth-grid{display:grid;grid-template-columns:1fr 1.15fr;min-height:100vh;width:100%;background:var(--bg-canvas)}.auth-form-pane{display:flex;align-items:stretch;justify-content:center;padding:40px 32px}.auth-form-pane>.auth-form-inner{width:100%;max-width:420px;display:flex;flex-direction:column}.auth-brand-pane{display:grid;background:var(--sonic);color:var(--mist)}.brand-panel{padding:40px 48px;display:flex;flex-direction:column;justify-content:space-between;position:relative;overflow:hidden}.brand-panel[data-variant=panel]{background:radial-gradient(rgba(222,228,226,.1) 1px,transparent 1px) 0 0 /20px 20px,var(--sonic)}.brand-panel[data-variant=tile]{background:var(--trophy);color:var(--shadow);align-items:center;justify-content:center}.brand-panel[data-variant=photo]{background:radial-gradient(rgba(222,228,226,.1) 1px,transparent 1px) 0 0 /20px 20px,var(--shadow);justify-content:flex-end}.brand-panel .glyph-watermark{position:absolute;right:-120px;bottom:-80px;opacity:.05;pointer-events:none;width:520px;height:auto}.brand-panel .tile-mark{font-family:var(--font-display);font-weight:900;font-size:clamp(120px,18vw,220px);line-height:.86;letter-spacing:-.04em;text-align:center}.auth-field{display:flex;flex-direction:column;margin-bottom:14px}.auth-label{font:var(--type-eyebrow);color:var(--fg-3);text-transform:uppercase;letter-spacing:.14em;display:block;margin-bottom:6px}.auth-input{width:100%;font:var(--type-body);padding:10px 12px;border:1px solid var(--border-2);border-radius:var(--radius-2);background:var(--bg-surface);color:var(--fg-1);outline:none;transition:border-color .12s}.auth-input:focus{border-color:var(--trophy);box-shadow:0 0 0 3px var(--trophy-24)}.auth-input::placeholder{color:var(--fg-mute)}.auth-input.error,.auth-input.error:focus{border-color:var(--status-bad)}.auth-input.error:focus{box-shadow:none}.auth-field-error{margin-top:6px;color:var(--status-bad);font:var(--type-body-sm)}.auth-divider{display:flex;align-items:center;gap:12px;color:var(--fg-3);font:var(--type-mono-sm);text-transform:uppercase;letter-spacing:.14em;margin:16px 0}.auth-divider:after,.auth-divider:before{content:"";flex:1;height:1px;background:var(--border-2)}.auth-legal-footer{margin-top:24px;padding-top:16px;border-top:1px solid var(--border-1);font:var(--type-body-sm);color:var(--fg-3)}.auth-legal-footer a{color:var(--fg-2)}.otp-row{display:flex;gap:8px}.otp-box{flex:1 1 0;min-width:0;text-align:center;font:var(--type-h3);font-family:var(--font-mono);font-feature-settings:var(--feat-tnum);padding:12px 0;border-radius:var(--radius-2);border:1px solid var(--border-2);background:var(--bg-surface);color:var(--fg-1);outline:none;transition:border-color .12s}.otp-box:focus{border-color:var(--trophy);box-shadow:0 0 0 3px var(--trophy-24)}.otp-box.error{border-color:var(--status-bad)}@media (max-width:860px){.auth-grid{grid-template-columns:1fr}.auth-brand-pane{display:none}.auth-form-pane{padding:32px 20px;min-height:0}.auth-input{font-size:16px;padding:12px}}@keyframes auth-fade-up{0%{opacity:0;transform:translateY(6px)}to{opacity:1;transform:translateY(0)}}.auth-screen-fade{animation:auth-fade-up .22s var(--ease-out)}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(1turn)}}@media (prefers-reduced-motion:reduce){.auth-screen-fade{animation:none}}