:root{
  --bg:#0d1024; --bg2:#141935; --card:#1b2145; --card2:#232a55;
  --line:#2e3767; --txt:#e8eaf6; --muted:#9aa2d4; --muted2:#6f78ad;
  --grad:linear-gradient(120deg,#7c3aed 0%,#4f46e5 45%,#2563eb 100%);
  --grad-soft:linear-gradient(120deg,rgba(124,58,237,.18),rgba(37,99,235,.18));
  --ok:#22c55e; --err:#ef4444; --warn:#f59e0b; --info:#38bdf8;
  --radius:16px;
}
*{box-sizing:border-box}
body{margin:0;font-family:Inter,system-ui,sans-serif;background:
  radial-gradient(1200px 600px at 80% -10%,rgba(124,58,237,.25),transparent),
  radial-gradient(900px 500px at -10% 20%,rgba(37,99,235,.20),transparent),var(--bg);
  color:var(--txt);min-height:100vh;font-size:14px}
a{color:#a5b4fc;text-decoration:none}
a:hover{color:#c7d2fe}
h1,h2,h3{font-weight:700;letter-spacing:-.02em}
h1{font-size:24px;margin:0 0 4px}
.muted{color:var(--muted)}

/* ---- Auth (guest) ---- */
body.guest{display:grid;place-items:center;padding:24px}
.auth{width:100%;max-width:400px;background:var(--card);border:1px solid var(--line);
  border-radius:var(--radius);padding:34px;box-shadow:0 30px 80px rgba(0,0,0,.45)}
.auth .brand{font-size:22px;font-weight:800;margin-bottom:6px}
.auth .logo{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.auth p.sub{color:var(--muted);margin:0 0 22px}

/* ---- Sidebar layout ---- */
.side{position:fixed;top:0;left:0;bottom:0;width:230px;background:linear-gradient(180deg,var(--bg2),var(--bg));
  border-right:1px solid var(--line);padding:22px 16px;display:flex;flex-direction:column;gap:6px}
.side .brand{font-size:20px;font-weight:800;padding:6px 10px 18px}
.side .logo{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;margin-right:6px}
.brand-sub{color:var(--muted);font-weight:600;margin-left:4px;font-size:13px}
.side nav{display:flex;flex-direction:column;gap:2px;flex:1}
.side nav a{padding:10px 12px;border-radius:10px;color:var(--muted);font-weight:500}
.side nav a:hover{background:var(--card);color:var(--txt)}
.side nav a.active{background:var(--grad);color:#fff;box-shadow:0 8px 24px rgba(79,70,229,.35)}
.logout button{width:100%;background:transparent;border:1px solid var(--line);color:var(--muted);
  padding:10px;border-radius:10px;cursor:pointer}
.logout button:hover{border-color:#8b5cf6;color:var(--txt)}
main.with-side{margin-left:230px;padding:30px 34px;max-width:1200px}
@media(max-width:800px){.side{position:static;width:auto}main.with-side{margin-left:0;padding:18px}}

/* ---- Components ---- */
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:22px;margin-bottom:18px}
.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)}
@media(max-width:900px){.grid.k4,.grid.k3,.grid.k2{grid-template-columns:1fr 1fr}}
@media(max-width:560px){.grid.k4,.grid.k3,.grid.k2{grid-template-columns:1fr}}
.stat{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:18px;position:relative;overflow:hidden}
.stat::before{content:"";position:absolute;inset:0;background:var(--grad-soft);opacity:.6}
.stat .v{font-size:30px;font-weight:800;position:relative}
.stat .l{color:var(--muted);font-size:12px;text-transform:uppercase;letter-spacing:.08em;position:relative}
.pagehead{display:flex;justify-content:space-between;align-items:center;margin-bottom:22px;gap:12px;flex-wrap:wrap}

table{width:100%;border-collapse:collapse}
th,td{text-align:left;padding:11px 12px;border-bottom:1px solid var(--line);vertical-align:middle}
th{color:var(--muted2);font-size:11px;text-transform:uppercase;letter-spacing:.06em;font-weight:600}
tr:hover td{background:rgba(255,255,255,.02)}
.mono{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:12px}

.badge{display:inline-block;padding:3px 9px;border-radius:999px;font-size:11px;font-weight:600}
.badge-ok{background:rgba(34,197,94,.15);color:#4ade80}
.badge-err{background:rgba(239,68,68,.15);color:#f87171}
.badge-warn{background:rgba(245,158,11,.15);color:#fbbf24}
.badge-info{background:rgba(56,189,248,.15);color:#7dd3fc}
.badge-muted{background:rgba(148,162,212,.12);color:var(--muted)}

label{display:block;font-size:12px;color:var(--muted);margin:0 0 6px;font-weight:500}
input,select,textarea{width:100%;background:var(--bg2);border:1px solid var(--line);color:var(--txt);
  padding:11px 12px;border-radius:10px;font:inherit;margin-bottom:14px}
input:focus,select:focus,textarea:focus{outline:none;border-color:#7c3aed;box-shadow:0 0 0 3px rgba(124,58,237,.2)}
textarea{min-height:90px;resize:vertical}
.btn{display:inline-block;background:var(--grad);color:#fff;border:0;padding:11px 18px;border-radius:10px;
  font-weight:600;cursor:pointer;font:inherit}
.btn:hover{opacity:.92;color:#fff}
.btn-ghost{background:transparent;border:1px solid var(--line);color:var(--txt)}
.btn-ghost:hover{border-color:#8b5cf6}
.btn-danger{background:rgba(239,68,68,.15);color:#f87171;border:1px solid rgba(239,68,68,.3)}
.btn-sm{padding:6px 12px;font-size:12px;border-radius:8px}
.row{display:flex;gap:12px;flex-wrap:wrap;align-items:end}
.row>*{flex:1;min-width:120px}

.flash{padding:12px 16px;border-radius:12px;margin-bottom:16px;font-weight:500}
.flash-ok{background:rgba(34,197,94,.14);border:1px solid rgba(34,197,94,.3);color:#86efac}
.flash-err{background:rgba(239,68,68,.14);border:1px solid rgba(239,68,68,.3);color:#fca5a5}
.keybox{background:#0a0d1f;border:1px dashed #7c3aed;border-radius:12px;padding:16px;margin:12px 0;
  font-family:ui-monospace,monospace;word-break:break-all;font-size:13px;color:#c7d2fe}
.bar{height:8px;background:var(--bg2);border-radius:999px;overflow:hidden;margin-top:6px}
.bar>i{display:block;height:100%;background:var(--grad)}
.spark{display:flex;align-items:flex-end;gap:3px;height:70px}
.spark>i{flex:1;background:var(--grad);border-radius:3px 3px 0 0;min-height:2px;opacity:.85}
.pill{font-size:11px;color:var(--muted);border:1px solid var(--line);padding:2px 8px;border-radius:999px}
.empty{text-align:center;color:var(--muted);padding:34px}