#o4-chat-launcher{position:fixed;right:22px;bottom:22px;width:54px;height:54px;border:1px solid rgba(255,255,255,.14);border-radius:18px;background:#15131d;color:#fff;box-shadow:0 12px 34px rgba(0,0,0,.38);z-index:99990;cursor:pointer;display:grid;place-items:center;font:700 22px/1 Arial,sans-serif;transition:.2s transform,.2s border-color}
#o4-chat-launcher:hover{transform:translateY(-2px);border-color:#8b5cf6}
#o4-chat-panel{position:fixed;right:22px;bottom:88px;width:min(370px,calc(100vw - 28px));max-height:min(620px,calc(100vh - 115px));display:none;flex-direction:column;overflow:hidden;border:1px solid rgba(255,255,255,.12);border-radius:22px;background:rgba(15,14,20,.98);box-shadow:0 22px 70px rgba(0,0,0,.55);z-index:99991;color:#fff;font-family:Inter,Arial,sans-serif}
#o4-chat-panel.o4-open{display:flex;animation:o4ChatIn .18s ease-out}
@keyframes o4ChatIn{from{opacity:0;transform:translateY(8px) scale(.985)}to{opacity:1;transform:none}}
.o4-chat-head{display:flex;align-items:center;gap:11px;padding:15px 16px;border-bottom:1px solid rgba(255,255,255,.08);background:linear-gradient(135deg,rgba(112,62,255,.16),rgba(255,255,255,.015))}
.o4-chat-head img{width:34px;height:34px;object-fit:contain}.o4-chat-head-copy{min-width:0;flex:1}.o4-chat-title{font-weight:800;font-size:14px}.o4-chat-sub{font-size:11px;color:#a8a5b2;margin-top:3px}.o4-chat-close{border:0;background:transparent;color:#aaa;font-size:22px;cursor:pointer;padding:4px}
.o4-chat-body{padding:15px;overflow:auto;overscroll-behavior:contain}.o4-chat-msg{max-width:90%;padding:11px 12px;border-radius:14px;background:#211f29;color:#e8e7eb;font-size:13px;line-height:1.48;margin-bottom:12px}.o4-chat-msg strong{color:#fff}.o4-chat-msg a{color:#bda8ff;text-decoration:none;font-weight:700}.o4-chat-back{display:none;margin:0 0 10px;border:0;background:transparent;color:#a995ff;padding:0;font-size:12px;font-weight:700;cursor:pointer}.o4-chat-back.o4-show{display:block}
.o4-chat-options{display:grid;gap:8px}.o4-chat-option{width:100%;text-align:left;border:1px solid rgba(255,255,255,.09);background:#18171e;color:#f2f1f4;border-radius:12px;padding:11px 12px;font-size:12.5px;line-height:1.3;cursor:pointer;transition:.16s}.o4-chat-option:hover{border-color:#7c5cff;background:#201d2a}.o4-chat-option span{float:right;color:#766f82}.o4-chat-foot{padding:10px 15px 13px;border-top:1px solid rgba(255,255,255,.07);font-size:10px;color:#77717f;text-align:center}
@media(max-width:600px){#o4-chat-launcher{right:14px;bottom:14px}#o4-chat-panel{right:14px;bottom:78px;max-height:calc(100vh - 100px)}}