.vb-chat-toggle{position:fixed;right:6px;bottom:66px;z-index:9999;width:58px;height:58px;border:0;border-radius:50%;background:#f26522;color:#fff;box-shadow:0 8px 24px rgba(0,0,0,.25);font:600 24px/1 Arial,sans-serif;cursor:pointer}.vb-chat-panel{position:fixed;right:22px;bottom:92px;z-index:9999;width:min(360px,calc(100vw - 32px));height:500px;max-height:calc(100vh - 120px);display:none;flex-direction:column;background:#fff;border-radius:16px;box-shadow:0 14px 45px rgba(0,0,0,.28);overflow:hidden}.vb-chat-panel.is-open{display:flex}.vb-chat-header{padding:17px 18px;background:#1f1f1f;color:#fff}.vb-chat-header strong{display:block;font-size:16px}.vb-chat-header span{font-size:12px;opacity:.8}.vb-chat-messages{flex:1;overflow-y:auto;padding:16px;background:#fafafa}.vb-chat-message{max-width:85%;margin:0 0 12px;padding:10px 12px;border-radius:12px;font:14px/1.45 Arial,sans-serif;white-space:pre-wrap}.vb-chat-message.bot{background:#eee;color:#202020;border-bottom-left-radius:3px}.vb-chat-message.user{margin-left:auto;background:#f26522;color:#fff;border-bottom-right-radius:3px}.vb-chat-form{display:flex;gap:8px;padding:12px;border-top:1px solid #e7e7e7}.vb-chat-input{min-width:0;flex:1;border:1px solid #ccc;border-radius:8px;padding:10px;font:14px Arial,sans-serif}.vb-chat-send{border:0;border-radius:8px;background:#f26522;color:#fff;padding:0 14px;font:600 14px Arial,sans-serif;cursor:pointer}.vb-chat-send:disabled{opacity:.55;cursor:not-allowed}@media(max-width:480px){.vb-chat-toggle{right:16px;bottom:16px}.vb-chat-panel{right:16px;bottom:82px;height:min(500px,calc(100vh - 100px))}
}