#sphero-root{position:fixed;right:22px;bottom:22px;z-index:9990;font-family:Arial,sans-serif}
#sphero-root [hidden]{display:none!important}
#sphero-launch{width:68px;height:68px;border-radius:50%;border:3px solid #fff;background:linear-gradient(135deg,#0078ff,#003c91);color:white;font-size:32px;font-weight:bold;cursor:pointer;box-shadow:0 5px 22px #0078ff66}
#sphero-panel{position:absolute;right:0;bottom:82px;width:min(390px,calc(100vw - 32px));height:480px;max-height:calc(100dvh - 120px);background:#fff;color:#172b46;border:1px solid #b7cbe0;border-radius:18px;box-shadow:0 12px 40px #102c4c44;overflow:hidden;display:flex;flex-direction:column}
.sphero-header{background:linear-gradient(120deg,#edf4fb,#d9e7f7);padding:17px;display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid #c4d4e7}
.sphero-header strong{display:block;font-size:19px;color:#0759b6}
.sphero-header small{display:block;color:#506a88;margin-top:3px}
#sphero-close{border:0;background:transparent;font-size:27px;cursor:pointer;color:#345}
#sphero-messages{flex:1;padding:18px;overflow-y:auto;font-size:14px;line-height:1.6}
.sphero-input-row{display:flex;gap:6px;padding:12px;border-top:1px solid #dce5f0}
#sphero-input{min-width:0;flex:1;padding:10px;border:1px solid #c5d3e2;border-radius:9px}
#sphero-mic,#sphero-send{border:0;border-radius:9px;background:#086bd4;color:#fff;padding:10px;cursor:pointer}
@media(max-width:480px){#sphero-root{right:12px;bottom:12px}#sphero-panel{height:min(520px,calc(100dvh - 105px))}}

#sphero-launch{width:55px;height:55px;font-size:23px}

#sphero-launch{width:55px;height:55px;padding:0;overflow:hidden;border:2px solid #fff;display:flex;align-items:center;justify-content:center}
#sphero-launch img{width:100%;height:100%;object-fit:cover;border-radius:50%}
#sphero-panel{width:min(340px,calc(100vw - 32px));height:min(400px,calc(100dvh - 110px));bottom:68px}

#sphero-launch{width:75px;height:75px}
#sphero-panel{bottom:88px}