:root{--bg:#F3F6F4;--surface:#FFFFFF;--line:#D6E0DA;--fg:#14231D;--muted:#5B6F66;--brand:#0E5E4A;--brand-ink:#FFFFFF;--bad:#D9443A}
@media (prefers-color-scheme: dark){:root{--bg:#0E1513;--surface:#151F1C;--line:#2A3A34;--fg:#E4EEE9;--muted:#93A8A0;--brand:#3FB28A;--brand-ink:#06140F;--bad:#EF6A5F;color-scheme:dark}}
*{box-sizing:border-box}
html,body{height:100%;margin:0}
body{background:var(--bg);color:var(--fg);font:15px/1.45 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;display:grid;place-items:center;padding:16px}
.box{width:100%;max-width:380px;background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:28px 24px}
.logo{display:flex;gap:12px;align-items:center;margin-bottom:22px}
.mark{width:40px;height:40px;border-radius:10px;background:var(--brand);color:var(--brand-ink);display:grid;place-items:center;font-weight:700}
.logo b{display:block;font-size:17px}.logo small{color:var(--muted);font-size:12px}
form{display:grid;gap:14px}
label{display:grid;gap:6px;font-size:13px;color:var(--muted)}
input{font:inherit;color:var(--fg);background:var(--bg);border:1px solid var(--line);border-radius:8px;padding:10px 12px}
input:focus-visible,button:focus-visible{outline:2px solid var(--brand);outline-offset:2px}
button{font:inherit;font-weight:600;background:var(--brand);color:var(--brand-ink);border:0;border-radius:8px;padding:11px;cursor:pointer}
button:disabled{opacity:.6}
#msg{color:var(--bad);min-height:1.2em;margin:0;font-size:13px}
.note{color:var(--muted);font-size:12px;margin:18px 0 0}
[hidden]{display:none!important}