#fbBtn{position:fixed;right:20px;bottom:20px;z-index:40;display:flex;align-items:center;gap:7px;padding:11px 16px;background:var(--accent);color:var(--accent-ink);border-radius:999px;font-weight:600;font-size:13.5px;box-shadow:var(--shadow);transition:.15s;border:none;cursor:pointer;font-family:inherit}
#fbBtn:hover{transform:translateY(-2px)}
#fbModal[hidden]{display:none}
#fbModal{position:fixed;inset:0;z-index:50;display:flex;align-items:center;justify-content:center;padding:20px}
#fbBackdrop{position:absolute;inset:0;background:rgba(0,0,0,.55)}
#fbPanel{position:relative;background:var(--card);border:1px solid var(--line);border-radius:16px;padding:24px;max-width:420px;width:100%;box-shadow:0 20px 60px rgba(0,0,0,.4);font-family:inherit}
#fbPanel h3{font-size:17px;margin:0 0 6px;color:var(--ink)}
#fbHint{font-size:13px;color:var(--ink-soft);margin:0 0 14px}
#fbText{width:100%;min-height:110px;padding:12px;border:1.5px solid var(--line);border-radius:10px;background:var(--paper);color:var(--ink);font-family:inherit;font-size:14px;resize:vertical;box-sizing:border-box}
#fbText:focus{outline:2px solid var(--accent);outline-offset:1px}
#fbContact{width:100%;margin-top:8px;padding:10px 12px;border:1.5px solid var(--line);border-radius:10px;background:var(--paper);color:var(--ink);font-family:inherit;font-size:13.5px;box-sizing:border-box}
#fbContact:focus{outline:2px solid var(--accent);outline-offset:1px}
#fbHp{position:absolute;left:-9999px;width:1px;height:1px;opacity:0}
#fbSubmit{margin-top:12px;width:100%;padding:11px;background:var(--accent);color:var(--accent-ink);border:none;border-radius:10px;font-weight:600;font-size:14px;cursor:pointer;font-family:inherit}
#fbSubmit:disabled{opacity:.6;cursor:not-allowed}
#fbClose{position:absolute;right:14px;top:14px;color:var(--ink-soft);font-size:16px;padding:4px;background:none;border:none;cursor:pointer}
#fbStatus{margin-top:10px;font-size:13px;text-align:center;min-height:16px;color:var(--ink-soft)}
#fbStatus.ok{color:#34d399}
#fbStatus.err{color:#f87171}
@media (max-width:480px){#fbBtn{right:14px;bottom:14px;padding:10px 14px;font-size:13px}}