:root { --bg:#0b1220; --card:#121a2a; --ink:#e7ecf7; --muted:#9fb0ce; --ok:#7cf29a; --warn:#ffd166; --err:#ff6b6b; --acc:#7ab8ff; }
    html,body{height:100%}
    body{margin:0; font-family: system-ui,Segoe UI,Roboto,Ubuntu,Arial,sans-serif; color:var(--ink); background:linear-gradient(180deg,#0b1220,#0d1424 35%, #0b1220);}
    .wrap{max-width:920px;margin:32px auto;padding:16px}
    h1{font-size:clamp(20px,2.4vw,30px);margin:0 0 16px 0; font-weight:700; letter-spacing:.2px}
    p.sub{color:var(--muted); margin-top:4px}
    .row{display:grid; gap:14px; grid-template-columns:repeat(auto-fit,minmax(240px,1fr))}
    .card{background:var(--card); border:1px solid rgba(255,255,255,.06); border-radius:16px; padding:16px; box-shadow:0 6px 16px rgba(0,0,0,.25)}
    .card h2{font-size:16px;margin:0 0 12px 0; color:#d7e0f5; font-weight:600; letter-spacing:.3px}
    .btns{display:flex; gap:10px; flex-wrap:wrap}
    button{appearance:none; border:1px solid rgba(255,255,255,.12); background:#1a2640; color:var(--ink); padding:10px 14px; border-radius:12px; font-weight:600; cursor:pointer}
    button.primary{background:linear-gradient(180deg,#367cff,#1f5de6); border-color:#1f5de6}
    button.ghost{background:#0f1627}
    button.destructive{background:#2a1414;border-color:#5a1a1a}
    button:disabled{opacity:.6; cursor:not-allowed}
    .status{display:flex; align-items:center; gap:8px; color:var(--muted); font-size:14px; flex-wrap:wrap}
    .dot{width:10px;height:10px;border-radius:50%;background:#7786a6}
    .dot.ok{background:#1dd1a1}
    .kv{display:grid; grid-template-columns: 1fr auto; gap:8px; align-items:center}
    .big{font-size: clamp(26px, 5vw, 48px); font-weight:800; letter-spacing: .5px}
    .unit{color:var(--muted); font-size:14px}
    .mono{font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace}
    .muted{color:var(--muted)}
    label{font-size:12px; color:var(--muted); display:block; margin-bottom:6px}
    input[type='text'], input[type='number']{width:90%; padding:12px 12px; border-radius:12px; border:1px solid rgba(255,255,255,.12); background:#0f1627; color:var(--ink); font-size:18px}
    select, textarea{width:90%; padding:12px 12px; border-radius:12px; border:1px solid rgba(255,255,255,.12); background:#0f1627; color:var(--ink); font-size:16px}
    .foot{margin-top:14px; font-size:12px; color:var(--muted)}
    .grid-3{display:grid; gap:14px; grid-template-columns: repeat(3, 1fr)}
    @media (max-width:760px){ .grid-3{grid-template-columns:1fr} }
    .toast{position:fixed; right:16px; bottom:16px; background:#0f1a2c; color:#e7ecf7; padding:10px 12px; border-radius:10px; border:1px solid rgba(255,255,255,.1); box-shadow:0 8px 22px rgba(0,0,0,.3); display:none; z-index:999}
    .radio-row{display:flex; gap:14px; align-items:center; flex-wrap:wrap}
    .radio-row label{display:flex; align-items:center; gap:8px; margin:0; font-size:14px; color:#d7e0f5}
    .chip{display:inline-block; padding:2px 8px; border-radius:999px; border:1px solid rgba(255,255,255,.15); background:#0f1627; font-size:12px; color:#cfe0ff}
    .license-inline{margin-top:14px; font-size:13px; line-height:1.6; color:var(--muted)}
.app-footer {
  width: 100%;               /* ⬅️ KLUCZOWE */
  box-sizing: border-box;    /* ⬅️ KLUCZOWE */

  display: flex;
  justify-content: flex-end;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;

  padding: 10px calc(24px + env(safe-area-inset-right));
  font-size: 12px;
  color: #888;
  font-family: monospace;
}
.app-footer a{
  color:#9dc5ff;
  text-decoration:none;
}
.app-footer a:hover{
  text-decoration:underline;
}