:root{
  --bg:#0b1020; --fg:#eef2ff; --muted:rgba(255,255,255,.75);
  --card:rgba(255,255,255,.05); --border:rgba(255,255,255,.12);
  --accent1:#7c5cff; --accent2:#35d3a2; --warn:#ffb703;
  --radius:18px;
}
*{box-sizing:border-box}
body{margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,Arial;background:var(--bg);color:var(--fg)}
a{color:#9fb0ff;text-decoration:none}
a:hover{text-decoration:underline}
.nav{position:sticky;top:0;background:rgba(11,16,32,.92);border-bottom:1px solid rgba(255,255,255,.08);backdrop-filter:blur(10px);z-index:10}
.nav-inner{max-width:1020px;margin:0 auto;padding:14px 16px;display:flex;gap:14px;justify-content:space-between;align-items:center;flex-wrap:wrap}
.brand{font-weight:900;letter-spacing:.3px}
.links{display:flex;gap:10px;flex-wrap:wrap}
.wrap{max-width:1020px;margin:0 auto;padding:18px 16px}
.grid2{display:grid;grid-template-columns:1fr;gap:14px}
@media (min-width:900px){ .grid2{grid-template-columns:1fr 1fr;} }
.card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:16px;margin:12px 0}
.card h1,.card h2,.card h3{margin:0 0 10px 0}
.muted{color:var(--muted)}
.btn{display:inline-flex;align-items:center;gap:8px;padding:10px 12px;border-radius:14px;border:1px solid rgba(255,255,255,.18);background:rgba(255,255,255,.06);color:var(--fg);cursor:pointer}
.btn:hover{filter:brightness(1.06)}
.btn.primary{border:none;background:linear-gradient(135deg,var(--accent1),var(--accent2));color:#07101a;font-weight:700}
.btn.danger{border:1px solid rgba(255,99,132,.35);background:rgba(255,99,132,.10)}
.btn.small{padding:8px 10px;border-radius:12px;font-size:14px}
.locked{border-color:rgba(255,183,3,.32);background:rgba(255,183,3,.08)}
.row{display:flex;gap:10px;align-items:center;flex-wrap:wrap}
#toast{display:none;margin:12px 0;padding:12px 14px;border-radius:14px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.10)}
label{display:block;margin:10px 0 6px}
input,select{width:100%;padding:10px 12px;border-radius:14px;border:1px solid rgba(255,255,255,.16);background:rgba(255,255,255,.04);color:var(--fg)}
.help{font-size:13px;color:rgba(255,255,255,.72)}
code{background:rgba(255,255,255,.08);padding:2px 6px;border-radius:8px}
.pill{display:inline-block;padding:6px 10px;border-radius:999px;border:1px solid rgba(255,255,255,.18);background:rgba(255,255,255,.05);font-size:13px}
.footer{margin-top:18px;font-size:13px;color:rgba(255,255,255,.65)}