:root{
    --bg:#0f172a; --panel:#ffffff; --ink:#1e293b; --muted:#64748b;
    --line:#e2e8f0; --brand:#2563eb; --brand-d:#1d4ed8;
    --ok:#16a34a; --err:#dc2626; --off:#94a3b8; --soft:#f8fafc;
}
*{box-sizing:border-box}
body{margin:0;font-family:system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;
    color:var(--ink);background:#eef2f7;line-height:1.5}
a{color:var(--brand);text-decoration:none}
a:hover{text-decoration:underline}

.topbar{display:flex;align-items:center;gap:24px;background:var(--bg);color:#fff;padding:0 24px;height:56px}
.topbar .brand{color:#fff;font-weight:700;font-size:17px}
.topbar nav{display:flex;gap:6px;margin-left:8px}
.topbar nav a{color:#cbd5e1;padding:6px 12px;border-radius:8px;font-size:14px}
.topbar nav a:hover{background:rgba(255,255,255,.1);text-decoration:none;color:#fff}
.topbar nav a.on{background:var(--brand);color:#fff}
.topbar .user{margin-left:auto;font-size:13px;color:#cbd5e1}
.topbar .user a{color:#93c5fd}

.wrap{max-width:1000px;margin:28px auto;padding:0 20px}
.foot{text-align:center;color:var(--muted);font-size:13px;padding:30px 0}
h1{font-size:24px;margin:0 0 6px} h2{font-size:18px;margin:28px 0 10px}
.muted{color:var(--muted);font-size:14px} .mono,.num{font-variant-numeric:tabular-nums}
.mono{font-family:ui-monospace,Menlo,Consolas,monospace;font-size:13px}

.flash{padding:11px 16px;border-radius:10px;margin:0 0 16px;font-size:14px;border:1px solid}
.flash.ok{background:#f0fdf4;border-color:#bbf7d0;color:#166534}
.flash.err{background:#fef2f2;border-color:#fecaca;color:#991b1b}

.tiles{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:16px;margin-top:18px}
.tile{background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:20px;display:flex;
    flex-direction:column;gap:6px;transition:.15s}
.tile:hover{border-color:var(--brand);box-shadow:0 6px 20px rgba(37,99,235,.12);text-decoration:none}
.tile-icon{font-size:30px}
.tile-name{font-weight:700;font-size:16px;color:var(--ink)}
.tile-desc{color:var(--muted);font-size:13px}

.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:16px;margin:18px 0}
.card{background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:18px}
.card-h{color:var(--muted);font-size:13px;text-transform:uppercase;letter-spacing:.03em}
.big{font-size:26px;font-weight:800;margin:6px 0}
.big.ok{color:var(--ok)} .big.err{color:var(--err)} .big.off{color:var(--off)}

.actions{display:flex;flex-wrap:wrap;gap:10px;margin:8px 0 4px}
.btn{display:inline-block;background:var(--panel);border:1px solid var(--line);color:var(--ink);
    padding:9px 15px;border-radius:10px;font-size:14px;cursor:pointer;font-weight:500}
.btn:hover{border-color:var(--brand);text-decoration:none}
.btn.primary{background:var(--brand);border-color:var(--brand);color:#fff}
.btn.primary:hover{background:var(--brand-d)}

.form,.login-card{background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:22px}
.login-card{max-width:380px;margin:6vh auto}
fieldset{border:1px solid var(--line);border-radius:12px;margin:0 0 18px;padding:16px}
legend{font-weight:700;font-size:14px;padding:0 6px;color:var(--brand)}
label{display:block;font-size:13px;font-weight:600;color:var(--ink);margin:0 0 12px}
label input:not([type=checkbox]),label select{display:block;width:100%;margin-top:5px;padding:9px 11px;
    border:1px solid var(--line);border-radius:9px;font-size:14px;font-weight:400}
input:focus{outline:2px solid var(--brand);border-color:var(--brand)}
.row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
label.check{display:flex;align-items:center;gap:8px;font-weight:500}
label.check input{width:auto;margin:0}
.note{background:#fffbeb;border:1px solid #fde68a;color:#92400e;padding:10px 12px;border-radius:9px;font-size:13px}

.filterbar{display:flex;gap:8px;align-items:center;margin:12px 0;flex-wrap:wrap}
.filterbar input[type=search]{padding:8px 11px;border:1px solid var(--line);border-radius:9px;min-width:200px}

.tbl{width:100%;border-collapse:collapse;background:var(--panel);border:1px solid var(--line);
    border-radius:12px;overflow:hidden;font-size:14px}
.tbl th,.tbl td{text-align:left;padding:9px 12px;border-bottom:1px solid var(--line)}
.tbl th{background:var(--soft);font-size:12px;text-transform:uppercase;color:var(--muted);letter-spacing:.03em}
.tbl td.num{text-align:right}
.tbl tr:last-child td{border-bottom:0}
.pill{display:inline-block;padding:2px 9px;border-radius:999px;font-size:12px;font-weight:600}
.pill.ok{background:#dcfce7;color:#166534} .pill.off{background:#f1f5f9;color:#64748b}

.log{background:#0f172a;color:#cbd5e1;padding:14px;border-radius:10px;font-family:ui-monospace,Consolas,monospace;
    font-size:12.5px;white-space:pre-wrap;overflow:auto;max-height:340px}
@media(max-width:640px){.row{grid-template-columns:1fr}.topbar{gap:10px;padding:0 12px}.topbar .brand{font-size:15px}}