#pr-ai-chat-toggle{background:#2271b1;border:none;border-radius:999px;bottom:20px;box-shadow:0 4px 12px rgba(0,0,0,.15);color:#fff;cursor:pointer;font-size:16px;padding:10px 14px;position:fixed;right:20px;z-index:99990}#pr-ai-chat-toggle:hover{background:#135e96}#pr-ai-chat-widget{background:#fff;border-radius:12px;bottom:70px;box-shadow:0 8px 24px rgba(0,0,0,.18);display:none;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;height:420px;max-height:70vh;max-width:90vw;overflow:hidden;position:fixed;right:20px;width:320px;z-index:99990}#pr-ai-chat-widget.pr-ai-open{display:flex;flex-direction:column}#pr-ai-chat-header{align-items:center;background:#2271b1;color:#fff;display:flex;justify-content:space-between;padding:10px 12px}#pr-ai-chat-header #pr-ai-chat-header-title{font-weight:600}#pr-ai-chat-header #pr-ai-chat-header-close{background:transparent;border:none;color:#fff;cursor:pointer;font-size:16px}#pr-ai-chat-messages{background:#f5f5f5;flex:1;font-size:13px;overflow-y:auto;padding:10px}.pr-ai-chat-message{margin-bottom:8px}.pr-ai-chat-message-user{text-align:right}.pr-ai-chat-message-user span{background:#2271b1;border-radius:10px 10px 0 10px;color:#fff;display:inline-block;padding:6px 9px}.pr-ai-chat-message-bot span{background:#fff;border-radius:10px 10px 10px 0;box-shadow:0 1px 3px rgba(0,0,0,.06);color:#222;display:inline-block;padding:6px 9px}#pr-ai-chat-input-row{border-top:1px solid #ddd;display:flex;gap:6px;padding:8px}#pr-ai-chat-input-row #pr-ai-chat-input{border:1px solid #ccc;border-radius:6px;flex:1;font-size:13px;padding:6px 8px}#pr-ai-chat-input-row #pr-ai-chat-send{background:#2271b1;border:none;border-radius:6px;color:#fff;cursor:pointer;font-size:13px;padding:6px 10px}#pr-ai-chat-input-row #pr-ai-chat-send:disabled{cursor:default;opacity:.6}#pr-ai-chat-error{color:#b32d2e;display:none;font-size:11px;padding:4px 8px}