:root{
  --bg:#f4f6f8; --surface:#fff; --ink:#17202a; --muted:#5b6673; --line:#dde3e9; --soft:#eef2f6;
  --brand:#b4232c; --accent:#1f5fa8; --green:#1d7a46; --green-bg:#e5f4ea; --red:#b4232c; --red-bg:#fbe8e9;
  --amber:#8a5a00; --amber-bg:#fff3d6; --blue:#1f5fa8; --blue-bg:#e6effa; --radius:10px;
  --shadow:0 1px 2px rgba(16,24,40,.06),0 1px 3px rgba(16,24,40,.08); color-scheme:light;
}
@media (prefers-color-scheme:dark){:root{
  --bg:#0f1419; --surface:#171d24; --ink:#e6ebf0; --muted:#9aa6b2; --line:#2a333d; --soft:#1e262f;
  --brand:#e0525a; --accent:#6aa7ee; --green:#5fd08f; --green-bg:#163323; --red:#ff7b81; --red-bg:#3a1a1d;
  --amber:#f2c35b; --amber-bg:#352a10; --blue:#8bb8f0; --blue-bg:#16263a; --shadow:none; color-scheme:dark;
}}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--ink);font:15px/1.45 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif}
h1,h2,h3{margin:0;line-height:1.2}
a{color:var(--accent)}
.logo{width:36px;height:36px;border-radius:9px;background:var(--brand);color:#fff;display:grid;place-items:center;font-size:20px;font-weight:700;flex:none}
.btn{appearance:none;font:inherit;font-weight:600;font-size:14px;border-radius:8px;padding:9px 14px;cursor:pointer;border:1px solid var(--line);background:var(--surface);color:var(--ink);text-decoration:none;display:inline-flex;align-items:center;justify-content:center;gap:6px}
.btn:hover{border-color:var(--muted)}
.btn.primary{background:var(--brand);border-color:var(--brand);color:#fff}
.btn.danger{color:var(--red);border-color:var(--red)}
.btn.small{padding:5px 10px;font-size:13px}
.btn:disabled{opacity:.55;cursor:not-allowed}
.link{appearance:none;border:0;background:none;color:var(--accent);font:inherit;cursor:pointer;padding:0}
.link:hover{text-decoration:underline}
.link.danger{color:var(--red)}
input,select,textarea{font:inherit;color:var(--ink);background:var(--surface);border:1px solid var(--line);border-radius:8px;padding:9px 11px;width:100%}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px color-mix(in srgb,var(--accent) 22%,transparent)}
label.f{display:flex;flex-direction:column;gap:5px;font-size:13px;font-weight:600;margin:12px 0}
label.chk{display:flex;gap:8px;align-items:center;font-size:14px;margin:12px 0}
label.chk input{width:auto}
.note{color:var(--muted);font-size:13px}
.err{color:var(--red);font-size:13.5px;margin:8px 0 0;min-height:1em}
.pill{display:inline-block;border-radius:999px;padding:2px 9px;font-size:12px;font-weight:700;white-space:nowrap}
.pill.green{background:var(--green-bg);color:var(--green)} .pill.red{background:var(--red-bg);color:var(--red)}
.pill.amber{background:var(--amber-bg);color:var(--amber)} .pill.blue{background:var(--blue-bg);color:var(--blue)} .pill.gray{background:var(--soft);color:var(--muted)}
.card{background:var(--surface);border:1px solid var(--line);border-radius:12px;box-shadow:var(--shadow)}
dialog{border:1px solid var(--line);border-radius:12px;padding:22px;background:var(--surface);color:var(--ink);width:min(460px,calc(100vw - 32px))}
dialog.wide{width:min(760px,calc(100vw - 32px))}
dialog::backdrop{background:rgba(10,15,20,.45)}
dialog h3{font-size:18px;margin-bottom:6px}
.dlg-actions{display:flex;justify-content:flex-end;gap:8px;margin-top:18px;flex-wrap:wrap}
#ptoast{position:fixed;left:50%;bottom:24px;transform:translateX(-50%) translateY(20px);background:var(--ink);color:var(--bg);padding:10px 16px;border-radius:8px;font-size:14px;opacity:0;pointer-events:none;transition:.2s;max-width:calc(100vw - 32px);z-index:50}
#ptoast.on{opacity:1;transform:translateX(-50%)}
#ptoast.bad{background:var(--red);color:#fff}
/* centered auth pages */
.center{min-height:100vh;display:grid;place-items:center;padding:24px 16px}
.auth{width:min(400px,100%);padding:28px}
.auth .brand{display:flex;gap:12px;align-items:center;margin-bottom:18px}
.auth h1{font-size:19px}
.auth .sub{color:var(--muted);font-size:13px;margin:2px 0 0}
.auth .btn.primary{width:100%;margin-top:6px;padding:11px}
.auth .row{display:flex;justify-content:space-between;align-items:center;margin-top:14px;font-size:13.5px}
/* tables */
table{width:100%;border-collapse:collapse;font-size:14px}
th,td{text-align:left;padding:10px 12px;border-bottom:1px solid var(--line);vertical-align:middle}
th{color:var(--muted);font-weight:600;font-size:12px;text-transform:uppercase;letter-spacing:.04em;background:var(--soft)}
tr:last-child td{border-bottom:0}
.muted{color:var(--muted)}
.mono{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:13px}
.logo-img{width:36px;height:36px;border-radius:9px;flex:none}
.center.col{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px}
.back{font-size:14px;margin:0}