:root{--ground:#EFF2F6;--surface:#FFFFFF;--surface-2:#F6F8FB;--line:#D8DFE9;--ink:#131A24;--ink-2:#3C495B;--muted:#5E6B7E;--accent:#1B57CE;--accent-ink:#FFFFFF;--accent-wash:#E6EDFB;--spine:#A7B4C6;--ok:#0F7350;--full:#A92E36;--ui:ui-sans-serif,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;--data:ui-monospace,"SF Mono",SFMono-Regular,"Cascadia Mono","Roboto Mono",Menlo,Consolas,monospace}@media (prefers-color-scheme:dark){:root{--ground:#0F151E;--surface:#18202B;--surface-2:#141C26;--line:#2A3542;--ink:#E6EDF5;--ink-2:#BCC8D6;--muted:#93A1B4;--accent:#6E9BFF;--accent-ink:#0D1421;--accent-wash:#1C2940;--spine:#3A475A;--ok:#4FC79A;--full:#F2707A}}*{box-sizing:border-box}button,input{font-family:inherit}[hidden]{display:none!important}body{margin:0;background:var(--ground);color:var(--ink);font-family:var(--ui);font-size:15px;line-height:1.55;-webkit-font-smoothing:antialiased}.app{width:100%;max-width:480px;min-width:0;overflow-x:hidden;margin:0 auto;min-height:100vh;flex-direction:column}.app,.appbar{background:var(--surface);display:flex}.appbar{position:sticky;top:0;z-index:5;align-items:center;padding:12px 16px 10px;border-bottom:1px solid var(--line)}.appbar .t{font-weight:600;font-size:14px}.screen{flex:1 1 auto;min-width:0;overflow-wrap:anywhere;padding:18px 16px 20px;gap:16px}.screen,.stack{display:flex;flex-direction:column}.stack{gap:14px}.q{font-size:17px;line-height:1.3;margin:0}.hint{font-size:13px;margin:0}.hint,.label{color:var(--muted)}.label{font:600 11px/1 var(--data);letter-spacing:.09em;text-transform:uppercase}.errline{margin:0;font-size:13.5px;color:var(--full)}.linking{display:flex;align-items:center;gap:11px;padding:15px 13px;border-radius:11px;background:var(--accent-wash);border:1px solid var(--line)}.linking .lk{font-weight:600;font-size:15px;color:var(--accent)}.spinner{width:16px;height:16px;flex:0 0 auto;border-radius:50%;border:2.5px solid var(--spine);border-top-color:var(--accent)}@media (prefers-reduced-motion:no-preference){.spinner{animation:spin .8s linear infinite}}@keyframes spin{to{transform:rotate(1turn)}}.field{display:flex;flex-direction:column;gap:7px}.field input{width:100%;font-size:16px;color:var(--ink);padding:12px;border-radius:9px;border:1px solid var(--line);background:var(--surface-2)}.field input:focus-visible,.otp:focus-visible{outline:2px solid var(--accent);outline-offset:1px}.otp{width:100%;text-align:center;letter-spacing:.6em;font:700 26px/1 var(--data);color:var(--ink);padding:14px 12px;border-radius:11px;border:1px solid var(--line);background:var(--surface-2)}.otp:disabled{opacity:.55}.captcha{min-height:78px}.cta{width:100%;cursor:pointer;padding:15px;border-radius:11px;border:0;background:var(--accent);color:var(--accent-ink);font:600 15px/1 var(--ui)}.cta:hover:not(:disabled){filter:brightness(1.08)}.cta:disabled{opacity:.6;cursor:not-allowed}.cta:focus-visible{outline:2px solid var(--ink);outline-offset:2px}.cta.secondary{background:var(--surface-2);color:var(--accent);border:1px solid var(--line)}.linkbtn{align-self:flex-start;background:none;border:0;padding:4px 0;cursor:pointer;color:var(--accent);font-weight:600;font-size:14px}.linkbtn:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.member{display:flex;align-items:center;gap:12px;padding:14px;border-radius:11px;border:1px solid var(--line);background:var(--surface-2)}.member img{width:44px;height:44px;object-fit:contain;border-radius:8px;background:var(--surface)}.member p{margin:0}