.hdw-launcher{position:fixed;right:20px;bottom:20px;width:56px;height:56px;border-radius:28px;background:#2563eb;color:#fff;border:none;box-shadow:0 6px 16px #00000040;cursor:pointer;display:flex;align-items:center;justify-content:center;z-index:2147483647;transition:transform .18s ease}.hdw-launcher:hover{transform:scale(1.05)}.hdw-launcher:active{transform:scale(.97)}.hdw-pane{position:fixed;right:20px;bottom:88px;width:360px;height:540px;max-height:calc(100vh - 120px);background:#fff;border-radius:16px;box-shadow:0 12px 32px #00000038;display:flex;flex-direction:column;overflow:hidden;z-index:2147483646;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;color:#111827}.hdw-pane-header{display:flex;align-items:center;justify-content:space-between;padding:14px 16px;background:#2563eb;color:#fff}.hdw-pane-title{font-weight:600;font-size:14px}.hdw-pane-close{background:transparent;border:none;color:#fff;cursor:pointer;padding:4px;border-radius:4px;display:flex;align-items:center}.hdw-pane-close:hover{background:#ffffff26}.hdw-thread{flex:1 1 auto;overflow-y:auto;padding:12px 12px 4px;background:#f9fafb}.hdw-thread-empty{display:flex;align-items:center;justify-content:center}.hdw-muted{color:#6b7280;font-size:13px}.hdw-error{color:#b91c1c;font-size:13px;padding:0 12px;text-align:center}.hdw-msg{display:flex;margin-bottom:8px}.hdw-msg-mine{justify-content:flex-end}.hdw-msg-theirs{justify-content:flex-start}.hdw-msg-bubble{max-width:80%;padding:8px 12px;border-radius:14px;font-size:13px;line-height:1.4;white-space:pre-wrap;word-wrap:break-word}.hdw-msg-mine .hdw-msg-bubble{background:#2563eb;color:#fff;border-bottom-right-radius:4px}.hdw-msg-theirs .hdw-msg-bubble{background:#e5e7eb;color:#111827;border-bottom-left-radius:4px}.hdw-msg-bubble p{margin:0}.hdw-msg-bubble p+p{margin-top:4px}.hdw-msg-bubble a{color:inherit;text-decoration:underline}.hdw-composer{display:flex;gap:8px;align-items:flex-end;padding:10px 12px;border-top:1px solid #e5e7eb;background:#fff}.hdw-composer-input{flex:1 1 auto;resize:none;border:1px solid #d1d5db;border-radius:8px;padding:8px 10px;font-size:13px;font-family:inherit;color:inherit;outline:none}.hdw-composer-input:focus{border-color:#2563eb}.hdw-composer-send{border:none;background:#2563eb;color:#fff;border-radius:8px;padding:8px 14px;font-size:13px;cursor:pointer}.hdw-composer-send:disabled{background:#9ca3af;cursor:not-allowed}