:root{
  --bg:#0b1220;--card:#121a2b;--text:#e8eefc;--muted:#93a0b8;--accent:#22c55e;
  --danger:#ef4444;--line:rgba(255,255,255,.08);--shadow:0 10px 40px rgba(0,0,0,.35);
  --ok:#86efac;--warn:#fbbf24;
}
*{box-sizing:border-box}
body{margin:0;font-family:Manrope,system-ui,sans-serif;background:radial-gradient(1200px 600px at 10% -10%,#163024 0%,transparent 50%),var(--bg);color:var(--text);min-height:100vh}
a{color:var(--accent);text-decoration:none}
.shell{max-width:1120px;margin:0 auto;padding:20px}
.shell.wide{max-width:1200px}
.narrow{max-width:760px;margin:0 auto}
.nav{display:flex;gap:12px;align-items:center;justify-content:space-between;margin-bottom:24px;flex-wrap:wrap}
.brand{font-weight:900;letter-spacing:.2px;font-size:1.1rem}
.brand span{color:var(--accent)}
.links{display:flex;gap:10px;flex-wrap:wrap}
.links a{padding:8px 12px;border:1px solid var(--line);border-radius:10px;color:var(--text);background:rgba(255,255,255,.03)}
.links a.active,.links a:hover{border-color:rgba(34,197,94,.5);background:rgba(34,197,94,.12)}
.card{background:linear-gradient(180deg,rgba(255,255,255,.03),transparent),var(--card);border:1px solid var(--line);border-radius:18px;padding:22px;box-shadow:var(--shadow)}
h1{margin:0 0 8px;font-size:1.8rem}
h2{margin:0 0 12px;font-size:1.15rem}
p{color:var(--muted);line-height:1.55}
.grid{display:grid;gap:14px;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));margin-top:18px}
.feature{padding:16px;border:1px solid var(--line);border-radius:14px;background:rgba(255,255,255,.02)}
.feature h3{margin:0 0 6px;font-size:1rem;color:var(--text)}
.feature p{margin:0;font-size:.92rem}
label{display:block;margin:12px 0 6px;font-weight:700;font-size:.9rem}
input,select,button,textarea{width:100%;padding:12px 14px;border-radius:12px;border:1px solid var(--line);background:#0d1524;color:var(--text);font:inherit}
button{cursor:pointer;background:linear-gradient(135deg,#22c55e,#16a34a);border:none;font-weight:800}
button.secondary{background:rgba(255,255,255,.05);border:1px solid var(--line);color:var(--text)}
button.danger{background:rgba(239,68,68,.15);border:1px solid rgba(239,68,68,.35);color:#fecaca}
button:disabled{opacity:.5;cursor:not-allowed}
button.sm{width:auto;padding:8px 12px;font-size:.85rem;border-radius:10px;white-space:nowrap}
.row{display:flex;gap:10px;flex-wrap:wrap;align-items:stretch}
.row>*{flex:1 1 140px}
.row .fixed{flex:0 0 auto}
.toast{position:fixed;bottom:18px;left:50%;transform:translateX(-50%);background:#0f172a;border:1px solid var(--line);padding:10px 14px;border-radius:12px;display:none;z-index:50;max-width:90vw}
.toast.show{display:block}
.toast.ok{border-color:rgba(34,197,94,.5)}
.toast.err{border-color:rgba(239,68,68,.5)}
.mail-item{padding:12px;border:1px solid var(--line);border-radius:12px;margin-bottom:8px;cursor:pointer;background:rgba(255,255,255,.02)}
.mail-item:hover{border-color:rgba(34,197,94,.4)}
.meta{font-size:.85rem;color:var(--muted)}
.badge{display:inline-flex;align-items:center;gap:4px;padding:3px 9px;border-radius:999px;background:rgba(34,197,94,.15);color:var(--ok);font-size:.72rem;font-weight:800}
.badge.off{background:rgba(239,68,68,.12);color:#fca5a5}
.badge.soft{background:rgba(255,255,255,.06);color:var(--muted)}
table{width:100%;border-collapse:collapse;font-size:.9rem}
th,td{padding:10px 8px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}
th{color:var(--muted);font-size:.78rem;text-transform:uppercase;letter-spacing:.04em;font-weight:800}
code,pre{font-family:ui-monospace,SFMono-Regular,Menlo,monospace}
code{font-size:.82rem;word-break:break-all}
pre{white-space:pre-wrap;word-break:break-word}
.hidden{display:none!important}
.muted{color:var(--muted)}
.ok{color:var(--ok)}
.err{color:#fca5a5}

/* Admin layout */
.admin-top{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;margin-bottom:16px}
.admin-top h1{margin:0;font-size:1.45rem}
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-bottom:16px}
.stat{border:1px solid var(--line);border-radius:14px;padding:14px 16px;background:rgba(255,255,255,.02)}
.stat .k{font-size:.78rem;color:var(--muted);font-weight:700;text-transform:uppercase;letter-spacing:.04em}
.stat .v{font-size:1.55rem;font-weight:900;margin-top:4px;line-height:1.1}
.section{margin-bottom:16px}
.section-head{display:flex;align-items:flex-start;justify-content:space-between;gap:12px;flex-wrap:wrap;margin-bottom:12px}
.section-head h2{margin:0}
.section-head p{margin:4px 0 0}
.form-grid{display:grid;grid-template-columns:1.2fr .7fr auto;gap:10px;align-items:end}
.form-grid-3{display:grid;grid-template-columns:1.1fr .9fr .9fr auto;gap:10px;align-items:end}
.form-grid-2{display:grid;grid-template-columns:1fr 1fr auto;gap:10px;align-items:end}
.field{min-width:0}
.field label{margin:0 0 6px}
.field input,.field select{width:100%}
.field button{width:100%}
.notice{margin-top:12px;padding:10px 12px;border-radius:12px;border:1px solid rgba(34,197,94,.25);background:rgba(34,197,94,.08);color:var(--ok);font-size:.9rem;word-break:break-all}
.table-wrap{overflow:auto;-webkit-overflow-scrolling:touch;margin-top:12px;border:1px solid var(--line);border-radius:12px}
.table-wrap table{min-width:720px}
.table-wrap.compact table{min-width:520px}
.actions{display:flex;gap:6px;flex-wrap:wrap}
.token-code{display:inline-block;max-width:220px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;vertical-align:bottom}
.list{display:none;flex-direction:column;gap:10px;margin-top:12px}
.item{border:1px solid var(--line);border-radius:14px;padding:12px 14px;background:rgba(255,255,255,.02)}
.item-top{display:flex;justify-content:space-between;gap:10px;align-items:flex-start}
.item-title{font-weight:800;word-break:break-all}
.item-sub{margin-top:6px;font-size:.85rem;color:var(--muted);line-height:1.45;word-break:break-word}
.item-actions{margin-top:10px;display:flex;gap:8px;flex-wrap:wrap}

@media(max-width:900px){
  .stats{grid-template-columns:repeat(2,1fr)}
  .form-grid,.form-grid-3,.form-grid-2{grid-template-columns:1fr}
  .field button{width:100%}
}
@media(max-width:640px){
  .shell{padding:14px}
  h1{font-size:1.35rem}
  .card{padding:16px}
  .stats{grid-template-columns:1fr 1fr;gap:8px}
  .stat{padding:12px}
  .stat .v{font-size:1.3rem}
  .desktop-only{display:none!important}
  .list{display:flex}
  .nav{margin-bottom:16px}
}
@media(min-width:641px){
  .mobile-only{display:none!important}
}