:root{
  --bg:#f4f6f9; --panel:#ffffff; --fg:#10161d; --muted:#5c6675; --faint:#8a94a3;
  --hairline:#dde2e9; --surface:#eef1f6;
  --accent:#12305a; --accent-2:#1e4e8c; --on-accent:#ffffff;
  --gold:#9a7b3f; --danger:#8c2f2a;
  --serif:Georgia,"Times New Roman",serif;
  --sans:system-ui,-apple-system,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  --mono:ui-monospace,"SFMono-Regular",Menlo,Consolas,monospace;
}
@media (prefers-color-scheme:dark){
  :root{ --bg:#0a1420; --panel:#111e2c; --fg:#e8ecf2; --muted:#9aa7b8; --faint:#6d7d90;
    --hairline:#25374a; --surface:#16283a; --accent:#2e5e9e; --accent-2:#4d7fbf; --gold:#c4a661; }
}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--fg);font-family:var(--sans);line-height:1.6;
  -webkit-font-smoothing:antialiased}
a{color:var(--accent-2);text-decoration:none}
h1,h2,h3{font-family:var(--serif);font-weight:600;margin:0;letter-spacing:.01em}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font-family:var(--sans);
  font-weight:600;font-size:15px;line-height:1.2;padding:12px 18px;border-radius:8px;border:1px solid transparent;
  cursor:pointer;white-space:nowrap}
.btn-primary{background:var(--accent);color:var(--on-accent);border-color:var(--accent);width:100%}
.btn-primary:hover{background:var(--accent-2)}
.btn-ghost{background:transparent;color:var(--fg);border-color:var(--hairline)}
.btn-ghost:hover{border-color:var(--accent-2)}
.link-btn{background:none;border:0;color:var(--muted);cursor:pointer;font:inherit;padding:6px;text-decoration:underline}
.link-btn:hover{color:var(--fg)}
:focus-visible{outline:2px solid var(--accent-2);outline-offset:2px;border-radius:4px}

/* ---- login ---- */
.login-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:24px}
.login-card{width:100%;max-width:400px;background:var(--panel);border:1px solid var(--hairline);
  border-radius:14px;padding:34px 30px;text-align:center;box-shadow:0 1px 3px rgba(16,22,29,.04)}
.login-card .seal{width:66px;height:66px;margin:0 auto 16px;display:block}
.login-card .acr{font-family:var(--serif);font-size:22px;font-weight:600;letter-spacing:.06em}
.login-card .full{font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);margin-top:6px}
.login-card h1{font-size:19px;margin:22px 0 6px}
.login-card p.sub{color:var(--muted);font-size:14px;margin:0 0 22px}
.field{display:flex;flex-direction:column;gap:8px;text-align:left;margin-bottom:14px}
.field label{font-size:12px;font-weight:600;letter-spacing:.06em;text-transform:uppercase;color:var(--faint)}
.field input{padding:12px 14px;border-radius:8px;border:1px solid var(--hairline);background:var(--bg);
  color:var(--fg);font-size:16px;font-family:var(--sans)}
.field input.code{text-align:center;letter-spacing:.4em;font-family:var(--mono);font-size:22px}
.field input:focus{outline:2px solid var(--accent-2);outline-offset:1px;border-color:transparent}
.msg{font-size:13px;min-height:18px;margin:4px 0 12px}
.msg.err{color:var(--danger)}
.msg.ok{color:var(--gold)}
.login-row{display:flex;justify-content:space-between;align-items:center;margin-top:14px}
.preview-note{margin-top:22px;padding:10px 12px;border:1px dashed var(--hairline);border-radius:8px;
  font-size:12px;color:var(--faint);line-height:1.5}

/* ---- shell ---- */
.appbar{display:flex;align-items:center;gap:14px;height:64px;padding:0 24px;background:var(--panel);
  border-bottom:1px solid var(--hairline)}
.appbar .brand{display:flex;align-items:center;gap:11px}
.appbar .brand img{width:36px;height:36px;display:block}
.appbar .brand .acr{font-family:var(--serif);font-size:18px;font-weight:600;letter-spacing:.06em}
.appbar .brand .full{font-size:10px;letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}
.appbar .spacer{flex:1 1 auto}
.appbar .who{font-size:13px;color:var(--muted);display:flex;align-items:center;gap:10px}
.role-pill{font-size:10px;font-weight:600;letter-spacing:.1em;text-transform:uppercase;color:var(--gold);
  border:1px solid var(--hairline);border-radius:100px;padding:3px 9px}
.wrap{max-width:960px;margin:0 auto;padding:40px 24px}
.eyebrow{font-size:12px;font-weight:600;letter-spacing:.14em;text-transform:uppercase;color:var(--muted)}
.wrap h2{font-size:24px;margin:12px 0 4px}
.wrap .lead{color:var(--muted);margin:0 0 28px}

/* ---- app cards ---- */
.cards{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
@media (max-width:640px){.cards{grid-template-columns:1fr}}
.card{text-align:left;background:var(--panel);border:1px solid var(--hairline);border-radius:12px;
  padding:24px;cursor:pointer;transition:border-color .12s,transform .12s;font:inherit;color:inherit;width:100%}
.card:hover{border-color:var(--accent-2);transform:translateY(-2px)}
.card .tag{font-family:var(--mono);font-size:11px;letter-spacing:.06em;color:var(--gold)}
.card h3{font-size:18px;margin:10px 0 8px}
.card p{font-size:14px;color:var(--muted);margin:0}
.card .go{margin-top:16px;font-size:13px;font-weight:600;color:var(--accent-2)}

/* ---- app view ---- */
.back{margin-bottom:20px}
.appview{background:var(--panel);border:1px solid var(--hairline);border-radius:12px;padding:30px}
.appview h2{margin-bottom:8px}
.appview .status{display:inline-block;margin:8px 0 16px;font-size:12px;font-weight:600;letter-spacing:.06em;
  text-transform:uppercase;color:var(--gold);border:1px solid var(--hairline);border-radius:100px;padding:4px 11px}
.appview ul{margin:14px 0 0;padding-left:18px;color:var(--muted)}
.appview li{margin:7px 0}

/* ---- admin ---- */
.admin-add{background:var(--surface);border:1px solid var(--hairline);border-radius:12px;padding:22px;margin-bottom:26px}
.field2{display:flex;flex-direction:column;gap:8px;margin-bottom:14px}
.field2 label{font-size:12px;font-weight:600;letter-spacing:.06em;text-transform:uppercase;color:var(--faint)}
.field2 input{padding:11px 13px;border-radius:8px;border:1px solid var(--hairline);background:var(--panel);color:var(--fg);font-size:15px}
.field2 input:focus{outline:2px solid var(--accent-2);outline-offset:1px;border-color:transparent}
.roles-pick{border:1px solid var(--hairline);border-radius:8px;background:var(--panel);margin-bottom:14px}
.roles-pick summary{cursor:pointer;padding:11px 14px;font-size:14px;font-weight:600;list-style:none}
.roles-pick summary::-webkit-details-marker{display:none}
.rcount{font-weight:400;color:var(--muted);font-size:13px;margin-left:6px}
.rgrid{padding:6px 14px 14px;display:grid;grid-template-columns:repeat(2,1fr);gap:14px 20px}
@media (max-width:640px){.rgrid{grid-template-columns:1fr}}
.rgroup .rgh{font-size:11px;font-weight:600;letter-spacing:.1em;text-transform:uppercase;color:var(--faint);margin:4px 0 6px}
.rks{display:flex;flex-direction:column;gap:5px}
.rk{display:flex;align-items:center;gap:8px;font-size:13.5px;color:var(--fg);cursor:pointer}
.rk input{width:15px;height:15px;accent-color:var(--accent)}
.admin-add-row{display:flex;align-items:center;justify-content:space-between;gap:14px}
.utable{width:100%;border-collapse:collapse;font-size:14px}
.utable th{text-align:left;font-size:11px;font-weight:600;letter-spacing:.08em;text-transform:uppercase;color:var(--faint);
  padding:8px 12px;border-bottom:1px solid var(--hairline)}
.utable td{padding:11px 12px;border-bottom:1px solid var(--hairline);vertical-align:top}
.utable .rcell{color:var(--muted);max-width:360px}
.stat{font-size:11px;font-weight:600;letter-spacing:.06em;text-transform:uppercase;padding:3px 9px;border-radius:100px}
.stat.on{color:#2e6b4f;background:color-mix(in srgb,#2e6b4f 12%,transparent)}
.stat.off{color:var(--danger);background:color-mix(in srgb,var(--danger) 12%,transparent)}
.link-btn.danger{color:var(--danger)}
.link-btn:disabled{opacity:.4;cursor:not-allowed;text-decoration:none}