#vas-root{position:fixed;right:20px;bottom:20px;z-index:999999;font-family:Arial,sans-serif;direction:ltr}#vas-launch{border:0;border-radius:999px;background:#49bff4;color:#fff;padding:13px 18px;font-weight:700;box-shadow:0 8px 28px rgba(0,0,0,.18);cursor:pointer}#vas-panel{width:min(370px,calc(100vw - 24px));height:min(560px,calc(100vh - 40px));background:#fff;border-radius:16px;box-shadow:0 16px 50px rgba(0,0,0,.24);overflow:hidden;border:1px solid rgba(0,0,0,.08)}#vas-panel header{display:flex;align-items:center;justify-content:space-between;padding:15px 16px;background:#fff;border-bottom:1px solid #eee}#vas-panel header strong{display:block;font-size:16px}#vas-panel header small{display:block;color:#777;margin-top:2px}#vas-close{border:0;background:transparent;font-size:27px;cursor:pointer;color:#666}#vas-messages{height:calc(100% - 124px);overflow:auto;padding:14px;background:#f8fafc;display:flex;flex-direction:column;gap:10px}.vas-msg{max-width:84%;padding:10px 12px;border-radius:14px;line-height:1.4;white-space:pre-wrap;overflow-wrap:anywhere}.vas-bot{align-self:flex-start;background:#fff;border:1px solid #e8edf2;color:#222}.vas-user{align-self:flex-end;background:#f28a2e;color:#fff}.vas-wait{min-width:35px}#vas-form{display:flex;gap:8px;padding:10px;border-top:1px solid #eee;background:#fff}#vas-input{flex:1;resize:none;border:1px solid #d9e0e6;border-radius:10px;padding:10px;font:inherit;max-height:90px}#vas-form button{width:42px;border:0;border-radius:10px;background:#49bff4;color:#fff;font-size:20px;cursor:pointer}@media(max-width:480px){#vas-root{right:12px;bottom:12px}#vas-panel{width:calc(100vw - 24px);height:calc(100vh - 40px)}}