:root{
  --bg:#070a14; --panel:#0e1426; --panel2:#111a31; --line:#1d2a4d;
  --txt:#e8ecf8; --muted:#8393b8; --accent:#5b8cff; --accent2:#8b5cf6;
  --ok:#34d399; --warn:#fbbf24; --bad:#fb7185;
}
*{box-sizing:border-box}
html,body{height:100%}
body{margin:0;background:
  radial-gradient(900px 500px at 15% -10%, #10204a 0%, transparent 60%),
  radial-gradient(700px 400px at 95% 0%, #241546 0%, transparent 55%), var(--bg);
  color:var(--txt);font:14px/1.55 "Segoe UI",system-ui,-apple-system,"Microsoft YaHei",sans-serif}
.hidden{display:none!important}
.muted{color:var(--muted)}
.boot{position:fixed;inset:0;display:grid;place-items:center;letter-spacing:.5em;color:#5b8cff;
  font-weight:700;font-size:20px;background:var(--bg)}

.login{min-height:100%;display:grid;place-items:center;padding:24px}
.login-card{width:min(420px,100%);background:linear-gradient(180deg,#101a33,#0b1120);
  border:1px solid var(--line);border-radius:18px;padding:32px;box-shadow:0 30px 80px #0008}
.brand{font-weight:800;letter-spacing:.18em;font-size:22px}
.brand span{margin-left:10px;font-weight:500;letter-spacing:.3em;color:var(--muted);font-size:11px}
.brand.small{font-size:16px;padding:22px 20px 10px}
.login-card label{display:block;margin-top:18px;color:var(--muted);font-size:12px}
.login-card input{width:100%;margin-top:6px;padding:12px 13px;border-radius:10px;border:1px solid var(--line);
  background:#0a1020;color:var(--txt);outline:none}
.login-card input:focus{border-color:#3b5bb5;box-shadow:0 0 0 3px #3b5bb522}
button{cursor:pointer;font:inherit}
.login-card button{width:100%;margin-top:22px;padding:12px;border:0;border-radius:10px;color:#fff;
  background:linear-gradient(135deg,var(--accent),var(--accent2));font-weight:700}
.login-card button:disabled{opacity:.6}
.msg{min-height:18px;font-size:12px;color:var(--bad);margin-top:10px}

main{display:grid;grid-template-columns:220px 1fr;min-height:100%}
.side{border-right:1px solid var(--line);background:#080d19cc;backdrop-filter:blur(8px);display:flex;flex-direction:column}
nav{display:flex;flex-direction:column;gap:4px;padding:10px}
nav button{text-align:left;padding:10px 14px;border-radius:9px;border:0;background:transparent;color:var(--muted)}
nav button:hover{background:#131d36;color:var(--txt)}
nav button.on{background:linear-gradient(90deg,#1a2a55,#131c33);color:#fff;box-shadow:inset 3px 0 0 var(--accent)}
.side-foot{margin-top:auto;padding:14px;border-top:1px solid var(--line);display:flex;flex-direction:column;gap:8px;font-size:12px}
.ghost{background:#121a2e;border:1px solid var(--line);color:var(--muted);border-radius:8px;padding:8px}
.ghost:hover{color:#fff;border-color:#335}

.content{padding:22px 26px;min-width:0}
.top{display:flex;align-items:flex-end;justify-content:space-between;margin-bottom:18px}
.top h1{margin:0;font-size:20px;letter-spacing:.04em}
.grid{display:grid;gap:14px}
.grid.k4{grid-template-columns:repeat(4,minmax(0,1fr))}
.grid.k2{grid-template-columns:repeat(2,minmax(0,1fr))}
.card{background:linear-gradient(180deg,#0f1730,#0c1325);border:1px solid var(--line);border-radius:14px;padding:18px}
.kpi{font-size:26px;font-weight:800;margin-top:6px}
.kpi small{font-size:12px;color:var(--muted);font-weight:500;margin-left:6px}
table{width:100%;border-collapse:collapse;font-size:13px}
th,td{padding:10px 12px;text-align:left;border-bottom:1px solid #16203a;white-space:nowrap}
th{color:var(--muted);font-weight:600;font-size:12px;letter-spacing:.04em}
tr:hover td{background:#0f1931}
.mono{font-family:ui-monospace,Consolas,monospace;font-size:12px}
.pill{display:inline-block;padding:2px 8px;border-radius:99px;font-size:11px;border:1px solid transparent}
.pill.ok{background:#0c2a22;color:var(--ok);border-color:#14513f}
.pill.warn{background:#2b2210;color:var(--warn);border-color:#56430f}
.pill.bad{background:#2c1118;color:var(--bad);border-color:#5a1f2c}
.row{display:flex;gap:10px;align-items:center;flex-wrap:wrap}
input.field,textarea.field,select.field{background:#0a1020;border:1px solid var(--line);color:var(--txt);
  border-radius:10px;padding:10px 12px;outline:none;font:inherit;min-width:220px}
textarea.field{width:100%;min-height:260px;font-family:ui-monospace,Consolas,monospace;font-size:12px}
input.field:focus,textarea.field:focus{border-color:#3b5bb5}
.primary{background:linear-gradient(135deg,var(--accent),var(--accent2));border:0;color:#fff;
  padding:10px 18px;border-radius:10px;font-weight:700}
.danger{background:#3a1220;border:1px solid #6a2136;color:#ffc0cd;border-radius:10px;padding:8px 12px}
.toast{position:fixed;right:22px;bottom:22px;background:#101a33;border:1px solid var(--line);
  border-radius:12px;padding:12px 16px;box-shadow:0 20px 60px #000a;opacity:0;transform:translateY(8px);
  transition:.2s;pointer-events:none;max-width:360px}
.toast.show{opacity:1;transform:none}
.toast.bad{border-color:#5a1f2c;color:#ffc0cd}
.bar{height:9px;border-radius:99px;background:#0a1020;border:1px solid var(--line);overflow:hidden}
.bar i{display:block;height:100%;background:linear-gradient(90deg,var(--accent),var(--accent2))}
.split{display:grid;grid-template-columns:1.2fr .8fr;gap:14px}
@media(max-width:900px){
  main{grid-template-columns:1fr}
  .side{flex-direction:row;overflow:auto;border-right:0;border-bottom:1px solid var(--line)}
  nav{flex-direction:row;padding:8px}
  .side-foot{display:none}
  .grid.k4{grid-template-columns:repeat(2,1fr)}
  .split{grid-template-columns:1fr}
}