#bc-chat-root{font-family:Arial;position:fixed;right:22px;bottom:22px;z-index:999999}#bc-chat-launcher{border:0;border-radius:999px;background:#111827;color:#fff;padding:13px 18px;font-weight:700;cursor:pointer;box-shadow:0 10px 30px #0004}.bc-chat-dot{display:inline-block;width:9px;height:9px;border-radius:50%;background:#22c55e}#bc-chat-panel{width:360px;height:520px;max-width:calc(100vw - 24px);max-height:calc(100vh - 95px);background:#fff;border-radius:16px;box-shadow:0 18px 55px #0005;overflow:hidden;display:flex;flex-direction:column;margin-bottom:12px}.bc-chat-head{background:#111827;color:#fff;padding:14px 16px;display:flex;justify-content:space-between}.bc-chat-head small{display:block;color:#cbd5e1;margin-top:4px}#bc-chat-close{background:none;border:0;color:#fff;font-size:26px}#bc-chat-profile{padding:12px;display:grid;gap:8px;background:#f8fafc}#bc-chat-profile input,#bc-chat-input{width:100%;box-sizing:border-box;border:1px solid #cbd5e1;border-radius:9px;padding:10px}#bc-chat-save-profile,#bc-chat-form button{border:0;background:#2563eb;color:#fff;border-radius:9px;padding:10px;font-weight:700}#bc-chat-messages{flex:1;overflow:auto;padding:12px}.bc-msg{display:flex;margin:8px 0}.bc-msg.customer{justify-content:flex-end}.bc-bubble{max-width:82%;padding:9px 11px;border-radius:13px;background:#eef2ff;white-space:pre-wrap}.bc-msg.customer .bc-bubble{background:#2563eb;color:#fff}.bc-meta{display:block;font-size:10px;opacity:.65;margin-top:4px}#bc-chat-form{display:flex;gap:8px;padding:10px;border-top:1px solid #e5e7eb}#bc-chat-input{resize:none}