:root{
  --bg:#0f1115; --panel:#171a21; --panel2:#1f242e; --txt:#e6e9ef;
  --muted:#8b93a3; --accent:#3ddc84; --accent2:#5b8cff; --err:#ff5c6c;
  --warn:#ffb454; --border:#262c38;
}
*{box-sizing:border-box}
body{margin:0;font:15px/1.5 system-ui,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--txt)}
a{color:var(--accent2);text-decoration:none}
a:hover{text-decoration:underline}
.topbar{display:flex;align-items:center;justify-content:space-between;
  padding:.7rem 1.2rem;background:var(--panel);border-bottom:1px solid var(--border)}
.brand{font-weight:700;font-size:1.1rem;color:var(--txt)}
.topbar nav{display:flex;align-items:center;gap:1rem}
.who{color:var(--muted);font-size:.9rem}
.wrap{max-width:1000px;margin:1.5rem auto;padding:0 1.2rem}
.foot{text-align:center;color:var(--muted);font-size:.8rem;padding:2rem 0}
h1{font-size:1.5rem;margin:.2rem 0 1rem}
h2{font-size:1.15rem;margin:.2rem 0 .8rem}
.card{background:var(--panel);border:1px solid var(--border);border-radius:12px;
  padding:1.1rem;margin-bottom:1.1rem}
.card.center{max-width:380px;margin:3rem auto;text-align:center}
.card.warn{border-color:var(--warn)}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:1rem}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:1rem}
@media(max-width:680px){.grid2{grid-template-columns:1fr}}
.botcard{display:block;transition:.15s}
.botcard:hover{border-color:var(--accent2);text-decoration:none;transform:translateY(-2px)}
label{display:block;text-align:left;margin:.6rem 0;font-size:.9rem;color:var(--muted)}
label.row,label.inline{display:flex;align-items:center;gap:.5rem}
input,textarea,select{width:100%;margin-top:.25rem;padding:.55rem .6rem;background:var(--panel2);
  border:1px solid var(--border);border-radius:8px;color:var(--txt);font:inherit}
input[type=checkbox]{width:auto}
button,.btn{display:inline-block;margin-top:.6rem;padding:.55rem 1rem;border:0;border-radius:8px;
  background:var(--accent);color:#06210f;font-weight:600;cursor:pointer}
button:hover,.btn:hover{filter:brightness(1.08);text-decoration:none}
.btn-ghost{background:transparent;border:1px solid var(--border);color:var(--txt);
  padding:.35rem .7rem;border-radius:8px;font-size:.85rem}
.badge{display:inline-block;margin-top:.6rem;padding:.2rem .6rem;border-radius:999px;
  background:var(--accent);color:#06210f;font-size:.8rem;font-weight:700}
.badge.gray{background:var(--panel2);color:var(--muted)}
.tbl{width:100%;border-collapse:collapse;margin-top:.5rem}
.tbl th,.tbl td{text-align:left;padding:.45rem .5rem;border-bottom:1px solid var(--border)}
.tbl th{color:var(--muted);font-weight:600;font-size:.8rem}
.muted{color:var(--muted)}
.small{font-size:.82rem}
.mono{font-family:ui-monospace,Consolas,monospace}
.err{color:var(--err)}
.ok{color:var(--accent)}
.err-row{background:rgba(255,92,108,.07)}
.qr{width:200px;height:200px;margin:1rem auto;display:block;background:#fff;padding:8px;border-radius:8px}
.inline{display:inline}
.inline-form{display:flex;gap:.5rem;flex-wrap:wrap;align-items:center}
.inline-form select,.inline-form input{width:auto}
details summary{cursor:pointer;font-weight:600}