/* Widgets compartidos: botón WhatsApp + bot IA */
#fz-wa{position:fixed;right:20px;bottom:20px;width:58px;height:58px;border-radius:50%;
  background:#25d366;display:flex;align-items:center;justify-content:center;z-index:9998;
  box-shadow:0 6px 20px rgba(0,0,0,.3);transition:transform .2s}
#fz-wa:hover{transform:scale(1.08)}

#fz-bot{position:fixed;left:20px;bottom:20px;z-index:9998;font-family:inherit}
#fz-bot-toggle{background:#0e8fb0;color:#fff;border:none;border-radius:30px;padding:12px 18px;
  font-size:14px;font-weight:600;cursor:pointer;box-shadow:0 6px 20px rgba(14,143,176,.4)}
#fz-bot-panel{position:absolute;left:0;bottom:56px;width:320px;max-width:88vw;height:440px;
  background:#fff;color:#222;border-radius:16px;box-shadow:0 10px 40px rgba(0,0,0,.35);
  display:flex;flex-direction:column;overflow:hidden}
#fz-bot-panel header{background:#0e8fb0;color:#fff;padding:12px 14px;display:flex;justify-content:space-between;
  align-items:center;font-weight:700;font-size:14px}
#fz-bot-panel header button{background:none;border:none;color:#fff;font-size:22px;cursor:pointer;line-height:1}
#fz-bot-msgs{flex:1;overflow-y:auto;padding:12px;display:flex;flex-direction:column;gap:8px;background:#f6f6f8}
.fz-msg{max-width:82%;padding:8px 12px;border-radius:12px;font-size:13.5px;line-height:1.4;word-wrap:break-word}
.fz-bot{background:#eceff3;color:#222;align-self:flex-start;border-bottom-left-radius:4px}
.fz-user{background:#1fb6da;color:#04222c;align-self:flex-end;border-bottom-right-radius:4px}
#fz-bot-form{display:flex;border-top:1px solid #eee;padding:8px;gap:6px;background:#fff}
#fz-bot-form input{flex:1;border:1px solid #ddd;border-radius:20px;padding:9px 14px;font-size:13.5px;outline:none}
#fz-bot-form button{background:#0e8fb0;color:#fff;border:none;border-radius:50%;width:38px;height:38px;cursor:pointer}

#fz-bot-panel[hidden]{display:none}