:root{
  --bg:#0b0c10;
  --text:#e7e8ee;
  --muted:#a0a3b1;
  --border:#25283a;
  --accent:#a855f7;
  --accent2:#d946ef;
}
*{box-sizing:border-box}
body{margin:0;background:radial-gradient(1200px 500px at 50% 0%, rgba(168,85,247,.35), transparent 60%), var(--bg); color:var(--text); font-family:system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,'Helvetica Neue',Arial}
a{color:inherit;text-decoration:none}
.topbar{height:56px;display:flex;align-items:center;justify-content:space-between;padding:0 16px;border-bottom:1px solid var(--border);background:rgba(10,10,14,.6);backdrop-filter: blur(8px);}
.topbar .brand{font-weight:700}
.topbar .right{display:flex;gap:12px;align-items:center}
.muted{color:var(--muted);font-size:14px}
.link{color:var(--muted)}
.link:hover{color:var(--text)}
.shell{display:flex;min-height:calc(100vh - 56px)}
.sidebar{width:220px;padding:16px;border-right:1px solid var(--border);background:rgba(16,18,26,.6);backdrop-filter: blur(8px);}
.sidebar .logo{width:44px;height:44px;border-radius:12px;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,var(--accent),var(--accent2));font-weight:800;margin-bottom:16px;}
.sidebar nav{display:flex;flex-direction:column;gap:8px}
.sidebar a{padding:10px 12px;border-radius:10px;color:var(--muted);border:1px solid transparent;}
.sidebar a:hover{color:var(--text);border-color:var(--border);background:rgba(255,255,255,.02)}
.sidebar a.active{color:var(--text);border-color:rgba(168,85,247,.35);background:rgba(168,85,247,.08);}
.content{flex:1;padding:18px}
.card{max-width:420px;margin:64px auto;padding:22px;background:rgba(20,22,34,.75);border:1px solid var(--border);border-radius:16px;backdrop-filter: blur(10px);}
h1{margin:0 0 6px;font-size:22px}
p{margin:0 0 16px;color:var(--muted);font-size:14px}
label{display:block;margin:12px 0 6px;color:var(--muted);font-size:13px}
input,select{width:100%;padding:10px 12px;border-radius:10px;border:1px solid var(--border);background:rgba(10,10,14,.6);color:var(--text);outline:none;}
input:focus,select:focus{border-color:rgba(168,85,247,.55)}
.btn{display:inline-block;width:100%;margin-top:14px;padding:10px 12px;border-radius:10px;border:0;background:linear-gradient(90deg,var(--accent),var(--accent2));color:#fff;font-weight:700;cursor:pointer;}
.btn:hover{filter:brightness(1.05)}
.small{margin-top:12px;text-align:center;color:var(--muted);font-size:14px}
.small a{color:var(--accent)}
.table{width:100%;border-collapse:collapse;background:rgba(20,22,34,.55);border:1px solid var(--border);border-radius:14px;overflow:hidden;}
.table th,.table td{padding:10px 12px;border-bottom:1px solid var(--border);text-align:left;font-size:14px}
.table th{color:var(--muted);font-weight:600;background:rgba(16,18,26,.6)}
.row-actions a{color:var(--accent)}
.top-actions{display:flex;gap:10px;margin:0 0 12px}
.top-actions a{padding:8px 10px;border-radius:10px;border:1px solid var(--border);background:rgba(255,255,255,.02)}
.error{background:rgba(239,68,68,.12);border:1px solid rgba(239,68,68,.25);padding:10px 12px;border-radius:12px;margin:10px 0}
.ok{background:rgba(34,197,94,.12);border:1px solid rgba(34,197,94,.25);padding:10px 12px;border-radius:12px;margin:10px 0}