*,*::before,*::after{box-sizing:border-box}
:root{
  --bg:#0f1115; --panel:#161a21; --panel-2:#1d222b; --border:#2a313d;
  --text:#e6e9ef; --muted:#9aa3b2; --accent:#3b82f6; --accent-2:#2563eb;
  --danger:#ef4444; --ok:#10b981; --warn:#f59e0b;
}
html,body{margin:0;padding:0;background:var(--bg);color:var(--text);font:15px/1.5 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif}
a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline}
.container{max-width:1100px;margin:0 auto;padding:24px}
.center{max-width:420px;margin:80px auto;padding:24px}
header.topbar{background:var(--panel);border-bottom:1px solid var(--border);padding:14px 24px;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:12px}
header.topbar h1{font-size:18px;margin:0}
header.topbar nav a{margin-left:16px;color:var(--muted)}
header.topbar nav a.active{color:var(--text)}
.card{background:var(--panel);border:1px solid var(--border);border-radius:10px;padding:20px;margin-bottom:20px}
.card h2{margin:0 0 14px;font-size:17px}
label{display:block;font-size:13px;color:var(--muted);margin-bottom:6px}
input[type=email],input[type=password],input[type=text],select{
  width:100%;padding:10px 12px;background:var(--panel-2);border:1px solid var(--border);
  border-radius:8px;color:var(--text);font:inherit
}
input:focus{outline:none;border-color:var(--accent)}
.row{display:flex;gap:12px;flex-wrap:wrap}
.row > *{flex:1;min-width:180px}
.btn{display:inline-block;padding:10px 16px;border-radius:8px;border:1px solid var(--border);
  background:var(--panel-2);color:var(--text);cursor:pointer;font:inherit;text-decoration:none}
.btn:hover{background:#262d39;text-decoration:none}
.btn-primary{background:var(--accent);border-color:var(--accent);color:#fff}
.btn-primary:hover{background:var(--accent-2)}
.btn-danger{background:transparent;border-color:var(--danger);color:var(--danger)}
.btn-danger:hover{background:rgba(239,68,68,.1)}
.btn-sm{padding:6px 10px;font-size:13px}
.alert{padding:10px 14px;border-radius:8px;margin-bottom:14px;font-size:14px}
.alert-ok{background:rgba(16,185,129,.1);border:1px solid rgba(16,185,129,.4);color:#86efac}
.alert-err{background:rgba(239,68,68,.1);border:1px solid rgba(239,68,68,.4);color:#fca5a5}
.alert-info{background:rgba(59,130,246,.1);border:1px solid rgba(59,130,246,.4);color:#93c5fd}
table{width:100%;border-collapse:collapse}
th,td{text-align:left;padding:10px;border-bottom:1px solid var(--border)}
th{font-size:12px;font-weight:600;color:var(--muted);text-transform:uppercase;letter-spacing:.5px}
.muted{color:var(--muted)}
.tag{display:inline-block;padding:2px 8px;border-radius:999px;font-size:12px;background:var(--panel-2);border:1px solid var(--border)}
.tag-admin{color:#fbbf24;border-color:#fbbf24}
.tag-op{color:#93c5fd;border-color:#93c5fd}
.tag-off{color:var(--muted)}
.quota-bar{height:10px;background:var(--panel-2);border-radius:999px;overflow:hidden;border:1px solid var(--border)}
.quota-fill{height:100%;background:linear-gradient(90deg,#10b981,#f59e0b 70%,#ef4444);transition:width .4s}
.drop-zone{border:2px dashed var(--border);border-radius:10px;padding:30px;text-align:center;color:var(--muted);cursor:pointer;transition:all .2s}
.drop-zone:hover,.drop-zone.dragover{border-color:var(--accent);background:rgba(59,130,246,.05);color:var(--text)}
.upload-list{margin-top:14px}
.upload-item{background:var(--panel-2);border:1px solid var(--border);border-radius:8px;padding:10px 12px;margin-bottom:8px}
.upload-item .name{font-size:14px;margin-bottom:4px;word-break:break-all}
.upload-item .meta{font-size:12px;color:var(--muted)}
.progress{height:6px;background:var(--bg);border-radius:999px;overflow:hidden;margin-top:6px}
.progress-bar{height:100%;background:var(--accent);width:0;transition:width .15s}
.progress-bar.ok{background:var(--ok)}
.progress-bar.err{background:var(--danger)}
.flex-between{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap}
.flex-end{display:flex;justify-content:flex-end;gap:8px;flex-wrap:wrap}
@media (max-width:600px){
  .container,header.topbar{padding:14px}
  th.hide-sm,td.hide-sm{display:none}
}