:root{
  --bg:#0b0f17;
  --card:#111827;
  --muted:#9aa4b2;
  --text:#e5e7eb;
  --accent:#7c3aed;
  --accent2:#22c55e;
  --danger:#ef4444;
  --border:#1f2937;
}

*{box-sizing:border-box}
body{margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,Cantarell,'Helvetica Neue',Arial;color:var(--text);background:linear-gradient(180deg,#070a10, var(--bg));}
a{color:inherit;text-decoration:none}
.container{max-width:1040px;margin:0 auto;padding:18px}
.topbar{position:sticky;top:0;z-index:10;background:rgba(8,10,16,.85);backdrop-filter: blur(10px);border-bottom:1px solid var(--border);}
.topbar{display:flex;align-items:center;justify-content:space-between;padding:12px 18px}
.brand{font-weight:800;letter-spacing:.2px}
.nav a{padding:8px 10px;border-radius:10px;color:var(--muted)}
.nav a.active{background:rgba(124,58,237,.18);color:var(--text);border:1px solid rgba(124,58,237,.35)}
.nav a:hover{color:var(--text)}
.card{background:rgba(17,24,39,.92);border:1px solid var(--border);border-radius:18px;padding:16px;box-shadow:0 10px 30px rgba(0,0,0,.25)}
.cardhead{display:flex;align-items:flex-start;justify-content:space-between;gap:12px;margin-bottom:10px}
.card h2{margin:0;font-size:18px}
.muted{color:var(--muted);font-size:13px}
.right{text-align:right}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:14px}
@media (max-width: 860px){.grid2{grid-template-columns:1fr}.nav{display:flex;gap:4px;flex-wrap:wrap}}

.btn{border:1px solid var(--border);background:#0f172a;color:var(--text);padding:10px 12px;border-radius:12px;cursor:pointer}
.btn:hover{border-color:#334155}
.btn.primary{background:rgba(124,58,237,.20);border-color:rgba(124,58,237,.45)}
.btn.primary:hover{background:rgba(124,58,237,.28)}
.btn.success{background:rgba(34,197,94,.18);border-color:rgba(34,197,94,.35)}
.badge{display:inline-flex;align-items:center;gap:8px;border:1px solid var(--border);padding:6px 10px;border-radius:999px;color:var(--muted);font-size:12px}
.badge.ok{border-color:rgba(34,197,94,.35);color:#b7f7cd;background:rgba(34,197,94,.10)}
.badge.warn{border-color:rgba(239,68,68,.35);color:#ffd0d0;background:rgba(239,68,68,.10)}
hr{border:0;border-top:1px solid var(--border);margin:12px 0}

.tabs{display:flex;gap:8px;flex-wrap:wrap}
.tab{border:1px solid var(--border);background:#0f172a;color:var(--muted);padding:8px 10px;border-radius:12px;cursor:pointer}
.tab.active{color:var(--text);border-color:rgba(124,58,237,.45);background:rgba(124,58,237,.18)}
.tabpane.hidden{display:none}

.grid{display:grid;gap:10px;grid-template-columns:1fr 1fr}
@media (max-width: 860px){.grid{grid-template-columns:1fr}}
label{display:flex;flex-direction:column;gap:6px;font-size:13px;color:var(--muted)}
input,textarea{background:#0b1222;border:1px solid var(--border);color:var(--text);padding:10px 12px;border-radius:12px;outline:none}
input:focus,textarea:focus{border-color:rgba(124,58,237,.55)}
.alert{border:1px solid var(--border);padding:12px;border-radius:14px;margin:10px 0}
.alert.success{border-color:rgba(34,197,94,.35);background:rgba(34,197,94,.10)}
.alert.danger{border-color:rgba(239,68,68,.35);background:rgba(239,68,68,.10)}

.skeleton{opacity:.9}
.item{border:1px solid var(--border);border-radius:14px;padding:12px;margin:10px 0;background:rgba(15,23,42,.55)}
.itemhead{display:flex;justify-content:space-between;gap:10px;align-items:center}
.item h3{margin:0;font-size:16px}
.list{margin:8px 0 0 18px;color:var(--text)}
.small{font-size:12px;color:var(--muted)}
.actions{display:flex;gap:8px;flex-wrap:wrap}

dialog{border:1px solid var(--border);border-radius:16px;background:rgba(17,24,39,.98);color:var(--text);padding:0;max-width:520px;width:92%}
dialog::backdrop{background:rgba(0,0,0,.55)}
dialog form{padding:14px}
.dialog-actions{display:flex;justify-content:flex-end;gap:10px;padding:0 14px 14px 14px}
.checkbox{display:flex;gap:10px;align-items:center}
.checkbox input{width:18px;height:18px}