:root{
  --bg:#0f1419; --panel:#1a1f2b; --panel-2:#212836; --muted:#8a94a7; --text:#e6ebf4;
  --accent:#6ee7b7; --danger:#f87171; --warn:#facc15; --border:#2a3346;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0;background:var(--bg);color:var(--text);font:14px/1.5 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif}
a{color:var(--accent)}
.topbar{display:flex;align-items:center;justify-content:space-between;padding:12px 20px;border-bottom:1px solid var(--border);background:#111623}
.brand{font-weight:700;letter-spacing:.3px}
.brand span{color:var(--muted);font-weight:400}
.right{display:flex;align-items:center;gap:12px}
.user{color:var(--muted)}
.inline{display:inline}
.container{max-width:1200px;margin:24px auto;padding:0 20px}
.foot{color:var(--muted);text-align:center;padding:16px;font-size:12px}
.card{background:var(--panel);border:1px solid var(--border);border-radius:10px;padding:20px;margin-bottom:20px}
.card.wide{max-width:none}
.grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.card h1,.card h2{margin:0 0 12px 0}
.hint{color:var(--muted);font-size:12px;margin:0 0 12px 0}
.err{background:rgba(248,113,113,.15);border:1px solid var(--danger);color:#fca5a5;padding:10px;border-radius:6px;margin:12px 0}
.ok{background:rgba(110,231,183,.12);border:1px solid var(--accent);color:#a7f3d0;padding:10px;border-radius:6px;margin:12px 0}
label{display:block;margin:8px 0}
label > input, label > select{display:block;width:100%;margin-top:4px;padding:8px 10px;background:var(--panel-2);color:var(--text);border:1px solid var(--border);border-radius:6px}
label.check{display:flex;gap:8px;align-items:center;margin:12px 0}
label.check input{margin:0;width:auto}
.row{display:grid;grid-template-columns:1fr 1fr;gap:12px}
fieldset.radio{border:1px solid var(--border);border-radius:6px;padding:8px 12px;margin:12px 0}
fieldset.radio legend{padding:0 6px;color:var(--muted)}
fieldset.radio label{display:inline-block;margin-right:16px}
fieldset.radio label input{width:auto;display:inline;margin-right:6px}
.actions{margin-top:16px}
button{cursor:pointer;padding:9px 14px;border-radius:6px;border:1px solid var(--border);background:var(--panel-2);color:var(--text);font:inherit}
button.primary{background:var(--accent);color:#0b1220;border-color:var(--accent);font-weight:600}
button.primary:hover{filter:brightness(1.05)}
button.danger{background:transparent;border-color:var(--danger);color:var(--danger)}
button.danger[disabled]{opacity:.35;cursor:not-allowed}
button.link{background:transparent;border:none;color:var(--accent);padding:6px 0}
table{width:100%;border-collapse:collapse;margin:8px 0}
th,td{padding:8px 6px;text-align:left;border-bottom:1px solid var(--border);font-size:13px}
th{color:var(--muted);font-weight:500}
.summary{margin-bottom:8px;color:var(--muted);font-size:13px}
.summary.ok{color:#a7f3d0}
.summary.fail{color:#fca5a5}
pre#log{background:#0b0f18;border:1px solid var(--border);border-radius:6px;padding:12px;max-height:420px;overflow:auto;font:12px/1.4 Menlo,Consolas,monospace;white-space:pre-wrap;word-break:break-all}
.login{max-width:380px;margin:60px auto}
@media(max-width:900px){.grid{grid-template-columns:1fr}.row{grid-template-columns:1fr}}