:root{
  --purple:#5B21B6; --purple-dark:#4C1D95; --orange:#F97316;
  --bg:#F8FAFC; --surface:#FFFFFF; --text:#0F172A; --muted:#64748B;
  --border:#E2E8F0; --danger:#DC2626; --success:#16A34A;
}
:root[data-theme="dark"]{
  --bg:#0B1120; --surface:#111827; --text:#E5E7EB; --muted:#94A3B8;
  --border:#1F2937; --purple:#8B5CF6; --orange:#FB923C;
}
*{box-sizing:border-box}
body{margin:0;font-family:-apple-system,'Segoe UI',Roboto,sans-serif;background:var(--bg);color:var(--text)}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
#shell{display:grid;grid-template-columns:240px 1fr;min-height:100vh}
.sidebar{background:var(--surface);border-right:1px solid var(--border);display:flex;flex-direction:column;padding:20px 0}
.brand{font-weight:800;font-size:22px;padding:0 20px 20px;color:var(--purple)}
.brand span{color:var(--orange);margin-left:4px;font-weight:600;font-size:14px}
.sidebar nav{display:flex;flex-direction:column;gap:2px;padding:0 8px}
.sidebar nav a{display:flex;align-items:center;gap:10px;padding:10px 12px;border-radius:8px;color:var(--muted);font-weight:500;font-size:14px}
.sidebar nav a:hover{background:var(--bg);color:var(--text)}
.sidebar nav a.active{background:var(--purple);color:#fff}
.side-foot{margin-top:auto;padding:12px;display:flex;gap:8px}
.side-foot button{flex:1;background:transparent;border:1px solid var(--border);border-radius:8px;padding:8px;cursor:pointer;font-size:13px}
.content{padding:24px 32px}
.topbar{display:flex;justify-content:space-between;align-items:center;margin-bottom:24px}
.topbar h1{margin:0;font-size:24px}
.who{font-size:13px;color:var(--muted)}
.who .roles{color:var(--purple);font-weight:600}
.card{background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:20px;margin-bottom:16px}
.grid{display:grid;gap:16px}
.grid.k4{grid-template-columns:repeat(4,1fr)}
.grid.k3{grid-template-columns:repeat(3,1fr)}
.grid.k2{grid-template-columns:repeat(2,1fr)}
.kpi{background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:16px}
.kpi .l{font-size:12px;color:var(--muted);text-transform:uppercase;letter-spacing:.05em}
.kpi .v{font-size:26px;font-weight:700;margin-top:6px}
.kpi .s{font-size:12px;color:var(--muted);margin-top:4px}
table{width:100%;border-collapse:collapse;font-size:14px}
th,td{text-align:left;padding:10px 12px;border-bottom:1px solid var(--border)}
th{font-size:12px;color:var(--muted);text-transform:uppercase;letter-spacing:.04em}
.btn{background:var(--purple);color:#fff;border:none;padding:10px 16px;border-radius:8px;cursor:pointer;font-weight:600}
.btn.ghost{background:transparent;border:1px solid var(--border);color:var(--text)}
.btn.orange{background:var(--orange)}
.btn.danger{background:var(--danger)}
.btn.sm{padding:6px 10px;font-size:12px;border-radius:6px}
input,select,textarea{background:var(--surface);border:1px solid var(--border);border-radius:8px;padding:10px 12px;width:100%}
label{display:block;font-size:12px;color:var(--muted);margin:8px 0 4px}
.row{display:flex;gap:10px;align-items:center}
.pill{display:inline-block;padding:3px 8px;border-radius:999px;font-size:11px;font-weight:600}
.pill.ok{background:rgba(22,163,74,.15);color:var(--success)}
.pill.warn{background:rgba(249,115,22,.15);color:var(--orange)}
.pill.err{background:rgba(220,38,38,.15);color:var(--danger)}
.pill.mut{background:var(--border);color:var(--muted)}
#admin-loader{display:none;position:fixed;inset:0;background:rgba(0,0,0,.35);z-index:9999;align-items:center;justify-content:center}
.spinner{width:44px;height:44px;border:4px solid rgba(255,255,255,.3);border-top-color:var(--orange);border-radius:50%;animation:spin 1s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
.toast{position:fixed;top:20px;right:20px;background:var(--surface);border:1px solid var(--border);padding:12px 16px;border-radius:8px;box-shadow:0 4px 20px rgba(0,0,0,.15);z-index:10000;opacity:0;transform:translateY(-10px);transition:.3s}
.toast.show{opacity:1;transform:none}
.toast-error{border-left:4px solid var(--danger)}
.toast-success{border-left:4px solid var(--success)}
.login-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,var(--purple),var(--orange))}
.login-box{background:var(--surface);padding:40px;border-radius:16px;width:100%;max-width:400px;box-shadow:0 20px 60px rgba(0,0,0,.2)}
.login-box h2{margin:0 0 8px;color:var(--purple)}
.login-box p{margin:0 0 24px;color:var(--muted);font-size:14px}
@media (max-width:900px){#shell{grid-template-columns:1fr}.sidebar{display:none}}

.modal-backdrop{position:fixed;inset:0;background:rgba(0,0,0,.45);z-index:9998;display:flex;align-items:center;justify-content:center}
.modal{background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:24px;width:100%;max-width:380px;box-shadow:0 20px 60px rgba(0,0,0,.25)}
.modal h3{margin:0 0 12px}
.modal .modal-actions{display:flex;justify-content:flex-end;gap:8px;margin-top:16px}
.muted-text{font-size:12px;color:var(--muted)}