.hk-assistant{background:#fff;border:1px solid #dce3ee;border-radius:20px;box-shadow:0 12px 34px rgba(21,59,115,.1);margin:0 0 18px;overflow:hidden}.hk-ai-head{display:flex;align-items:center;gap:11px;padding:14px 16px;border-bottom:1px solid #edf0f5}.hk-ai-head small{display:block;color:#64748b;margin-top:2px}.hk-ai-mark{width:40px;height:40px;border-radius:50%;display:grid;place-items:center;background:#153b73;color:#fff;font-weight:900}.hk-ai-intro{padding:20px 18px 12px}.hk-ai-intro h3{margin:0 0 5px}.hk-ai-intro p{margin:0;color:#64748b}.hk-ai-prompts{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}.hk-ai-chip{border:1px solid #cbd7e8;background:#f6f9fd;border-radius:999px;padding:9px 12px;cursor:pointer}.hk-ai-chip:hover{background:#eaf1fb}.hk-ai-chat{display:none;max-height:52vh;min-height:210px;overflow:auto;padding:16px;background:linear-gradient(#fbfcff,#f5f8fc)}.hk-assistant.is-chatting .hk-ai-chat{display:block}.hk-ai-message{display:flex;margin:8px 0}.hk-ai-message.user{justify-content:flex-end}.hk-ai-bubble{max-width:min(82%,680px);padding:11px 14px;border-radius:17px;background:#fff;border:1px solid #e0e6ef;white-space:pre-wrap;word-break:break-word;line-height:1.45}.hk-ai-message.user .hk-ai-bubble{background:#153b73;color:#fff;border-color:#153b73;border-bottom-right-radius:5px}.hk-ai-message.assistant .hk-ai-bubble{border-bottom-left-radius:5px}.hk-ai-thinking{color:#64748b}.hk-ai-compose{display:grid;grid-template-columns:1fr auto;gap:9px;padding:12px 14px}.hk-ai-compose textarea{width:100%;box-sizing:border-box;resize:none;border:1px solid #c9d3e1;border-radius:18px;padding:12px 14px;font:inherit;min-height:48px;max-height:150px}.hk-assistant.is-chatting .hk-ai-compose textarea{min-height:64px}.hk-ai-compose button{align-self:end}.hk-ai-note{display:block;padding:0 16px 14px;color:#64748b}@media(max-width:620px){.hk-assistant{border-radius:15px}.hk-ai-bubble{max-width:90%}.hk-ai-compose{grid-template-columns:1fr}.hk-ai-compose button{width:100%}}