#cas-button{position:fixed;bottom:20px;right:20px;background:#222;color:#fff;padding:10px 15px;border-radius:8px;cursor:pointer;z-index:9999;font-family:"Segoe UI",sans-serif;font-size:1rem;text-align:center;display:flex;align-items:center;justify-content:center;transition:all .3s ease;box-shadow:0 2px 8px rgba(0,0,0,.2)}#cas-button:hover{background:#333;box-shadow:0 4px 12px rgba(0,0,0,.3)}.cas-button-text{display:inline}.cas-button-icon{display:none;font-size:1.2rem}@media (max-width:768px){#cas-button{width:45px;height:45px;padding:0;border-radius:50%;bottom:20px;right:20px;left:auto;box-shadow:0 4px 12px rgba(0,0,0,.3)}#cas-button:hover{box-shadow:0 6px 16px rgba(0,0,0,.4)}.cas-button-text{display:none}.cas-button-icon{display:inline;font-size:1.4rem}#cas-popup{width:auto;min-width:200px;left:auto !important;right:20px !important;transform:none;bottom:90px;max-width:calc(100vw - 40px)}}#cas-popup{position:fixed;bottom:70px;right:20px;background:#fff;border:1px solid #ccc;border-radius:8px;padding:15px;z-index:10000;box-shadow:0 2px 10px rgba(0,0,0,.2);text-align:center}#cas-popup button{display:inline-block;margin:5px;padding:8px 12px;cursor:pointer}.cas-hidden{display:none}h3{font-size:20px !important}