.support-bot-launcher{position:fixed;right:24px;bottom:82px;z-index:120;display:flex;align-items:center;gap:8px;height:42px;padding:0 14px;border:1px solid #ffd2aa;border-radius:999px;background:#fff;color:#d76d00;box-shadow:0 12px 32px rgba(31,48,68,.16);font-weight:700;cursor:pointer}
.support-bot-launcher:hover{background:#fff7ef}
.support-bot-launcher span:first-child{display:grid;place-items:center;width:24px;height:24px;border-radius:50%;background:#ff8a22;color:#fff;font-size:13px}
.support-bot-panel{position:fixed;right:24px;bottom:136px;z-index:121;display:flex;flex-direction:column;width:min(380px,calc(100vw - 32px));max-height:min(640px,calc(100vh - 170px));border:1px solid #e6edf2;border-radius:16px;background:#fff;box-shadow:0 24px 70px rgba(31,48,68,.22);overflow:hidden}
.support-bot-panel[hidden]{display:none}
.support-bot-head{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:14px 16px;border-bottom:1px solid #eef2f5;background:#fffaf6}
.support-bot-head b{display:block;color:#263d50;font-size:15px}
.support-bot-head small{display:block;margin-top:3px;color:#7b8a98;font-size:12px}
.support-bot-head button{display:grid;place-items:center;width:28px;height:28px;border:1px solid #f0d3b8;border-radius:50%;background:#fff;color:#c76500;cursor:pointer}
.support-bot-thread{flex:1;display:flex;flex-direction:column;gap:10px;min-height:240px;overflow:auto;padding:14px;background:#fbfcfd}
.support-bot-msg{max-width:88%;padding:10px 12px;border-radius:12px;color:#34495a;font-size:13px;line-height:1.6;white-space:pre-wrap}
.support-bot-msg.bot{align-self:flex-start;border:1px solid #e6edf2;background:#fff}
.support-bot-msg.user{align-self:flex-end;background:#ff8a22;color:#fff}
.support-bot-msg.pending{border-style:dashed;color:#7b8a98}
.support-bot-actions{display:flex;flex-wrap:wrap;gap:8px;padding:10px 14px;border-top:1px solid #eef2f5;background:#fff}
.support-bot-actions button,.support-bot-escalate{border:1px solid #ffd2aa;border-radius:999px;background:#fff;color:#d76d00;padding:6px 10px;font-size:12px;cursor:pointer}
.support-bot-actions button:hover,.support-bot-escalate:hover{background:#fff7ef}
.support-bot-compose{display:grid;grid-template-columns:1fr auto;gap:8px;padding:12px 14px;border-top:1px solid #eef2f5;background:#fff}
.support-bot-compose textarea{height:42px;max-height:120px;resize:vertical;border:1px solid #dce6ed;border-radius:10px;padding:9px 10px;color:#263d50;font:13px/1.5 Arial,"Microsoft YaHei",sans-serif;outline:none}
.support-bot-compose textarea:focus{border-color:#ffad5c;box-shadow:0 0 0 3px rgba(255,138,34,.12)}
.support-bot-compose button{width:64px;border:0;border-radius:10px;background:#ff8a22;color:#fff;font-weight:700;cursor:pointer}
.support-bot-foot{padding:0 14px 12px;color:#8a98a6;font-size:11px;background:#fff}
@media(max-width:720px){.support-bot-launcher{right:16px;bottom:76px}.support-bot-panel{right:12px;bottom:126px;width:calc(100vw - 24px);max-height:calc(100vh - 150px)}}