/* Same design tokens as the local app (zzpilot.html) for visual continuity.
   Fonts fall back to system fonts - no external font CDN (CSP is default-src 'self',
   Google Fonts would be blocked anyway, and vendoring fonts is deferred polish). */
:root{
  --paper:#F6F7F4; --card:#FFFFFF; --ink:#131C26; --muted:#5C6672;
  --delft:#2B4C9B; --delft-soft:#E8EDF8; --signal:#E8590C; --signal-soft:#FDEBE0;
  --mint:#1F9D6B; --mint-soft:#E3F4EC; --amber:#B7791F; --amber-soft:#FBF0DA;
  --line:#DFE3DC; --radius:12px;
  --disp:system-ui,sans-serif; --body:system-ui,sans-serif; --mono:ui-monospace,monospace;
}
*{box-sizing:border-box;margin:0;padding:0}
body{font-family:var(--body);background:var(--paper);color:var(--ink);font-size:14.5px;line-height:1.5}
button{font-family:var(--body);cursor:pointer}
input,select{font-family:var(--body);font-size:14px;padding:9px 11px;border:1px solid var(--line);border-radius:8px;background:#fff;color:var(--ink);width:100%}
input:focus,select:focus{outline:2px solid var(--delft);outline-offset:1px;border-color:var(--delft)}
label{display:block;font-size:12.5px;font-weight:600;color:var(--muted);margin:10px 0 4px}
.mono{font-family:var(--mono);font-variant-numeric:tabular-nums}

.center-screen{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:20px}
.auth-card{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:28px;width:100%;max-width:380px}
.logo{font-family:var(--disp);font-weight:800;font-size:22px;margin-bottom:4px}
.logo span{color:var(--delft)}
.tagline{font-size:12.5px;color:var(--muted);margin-bottom:18px}

.btn{background:var(--delft);color:#fff;border:none;padding:9px 15px;border-radius:8px;font-size:13.5px;font-weight:600;width:100%;margin-top:14px}
.btn:hover{background:#233F82}
.btn:disabled{opacity:.6;cursor:not-allowed}
.btn-ghost{background:#fff;color:var(--ink);border:1px solid var(--line)}
.btn-sm{width:auto;padding:6px 12px;font-size:12.5px;margin-top:0}
.btn-danger{background:none;border:none;color:var(--signal);font-size:12.5px;font-weight:600;width:auto}

.note{font-size:12.5px;color:var(--muted);background:var(--delft-soft);border-radius:8px;padding:10px 12px;margin:10px 0}
.warn{background:var(--amber-soft)}
.error{background:var(--signal-soft);color:var(--signal)}
.switch-link{text-align:center;margin-top:14px;font-size:13px;color:var(--muted)}
.switch-link button{background:none;border:none;color:var(--delft);font-weight:600;width:auto;padding:0;font-size:13px}

#app{display:none;grid-template-columns:220px 1fr;min-height:100vh}
#app.active{display:grid}
aside{background:var(--ink);color:#E9EDF2;padding:22px 16px;display:flex;flex-direction:column;gap:4px}
.nav-btn{display:block;width:100%;text-align:left;background:none;border:none;color:#C2CAD4;padding:9px 11px;border-radius:8px;font-size:13.5px;font-weight:500}
.nav-btn:hover{background:rgba(255,255,255,.07);color:#fff}
.nav-btn.active{background:var(--delft);color:#fff}
main{padding:28px 34px;max-width:1000px}
h1{font-family:var(--disp);font-size:22px;font-weight:700;margin-bottom:4px}
.sub{color:var(--muted);font-size:13.5px;margin-bottom:20px}
h2{font-family:var(--disp);font-size:15px;font-weight:700;margin:18px 0 10px}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:16px 18px}
.toolbar{display:flex;gap:8px;align-items:center;margin-bottom:14px}
table{width:100%;border-collapse:collapse;font-size:13.5px}
th{text-align:left;font-size:11.5px;text-transform:uppercase;letter-spacing:.4px;color:var(--muted);padding:8px 10px;border-bottom:1px solid var(--line)}
td{padding:10px;border-bottom:1px solid #EEF0EB;vertical-align:middle}
td.num,th.num{text-align:right;font-family:var(--mono)}
.empty{text-align:center;padding:36px 20px;color:var(--muted)}

.overlay{position:fixed;inset:0;background:rgba(19,28,38,.45);display:none;align-items:flex-start;justify-content:center;padding:40px 16px;z-index:50;overflow:auto}
.overlay.open{display:flex}
.modal{background:#fff;border-radius:14px;width:100%;max-width:520px;padding:24px}
.modal h3{font-family:var(--disp);font-size:16px;margin-bottom:12px}
.row{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.modal-foot{display:flex;justify-content:flex-end;gap:8px;margin-top:16px}
.toast{position:fixed;bottom:22px;right:22px;background:var(--ink);color:#fff;padding:11px 16px;border-radius:10px;font-size:13.5px;opacity:0;transition:opacity .25s;z-index:99;pointer-events:none}
.toast.show{opacity:1}
.recovery-box{font-family:var(--mono);background:var(--paper);border:1px dashed var(--line);border-radius:8px;padding:14px;word-break:break-all;font-size:13px;margin:10px 0}