body,html{margin:0;padding:0;height:100%;font-family:Helvetica Neue,Arial,sans-serif;background-color:#f7f8fa;display:flex;align-items:center;justify-content:center}#login-container{width:400px;max-width:100%;padding:20px;background-color:#fff;box-shadow:0 0 15px #0000001a;border-radius:8px;text-align:center}#login-header{margin-bottom:20px}#login-logo{width:150px;height:auto;margin-bottom:10px}#login-header h2{margin:0;color:#464446;font-size:24px}#login-form{display:flex;flex-direction:column}.input-group{margin-bottom:15px;text-align:left}.input-group label{font-size:16px;color:#fff;margin-bottom:5px;display:block}.input-group input{width:100%;padding:10px;border:1px solid #e0e0e0;border-radius:5px;font-size:16px;box-sizing:border-box;background-color:#fff;color:#000;font-family:Helvetica Neue,Arial,sans-serif}#login-button{padding:10px 15px;border:none;background:linear-gradient(45deg,#eb6839,#d62e93);color:#f8f8f9;border-radius:5px;cursor:pointer;font-size:16px;font-family:Helvetica Neue,Arial,sans-serif;transition:background .3s ease}#login-button:hover{background:linear-gradient(45deg,#d62e93,#eb6839)}#chat-container{width:800px;max-width:800px;height:calc(100vh - 40px);box-shadow:0 0 15px #0000001a;border-radius:8px;display:flex;flex-direction:column;overflow:hidden;background-color:transparent}#header{display:flex;align-items:center;padding:15px;background:linear-gradient(90deg,#f6d2a5 20%,#eb6839 40%,#d62e93 80%);border-bottom:1px solid #e0e0e0;height:60px;border-radius:8px 8px 0 0}#logo{width:150px;height:auto;margin-right:10px}#chat-window{flex:1;overflow-y:auto;padding:20px;background-color:transparent;border-radius:8px}#input-container{padding:15px;background-color:#fafafa;border-top:1px solid #e0e0e0;flex-shrink:0;align-items:flex-end;display:flex}#message-input{flex:1;padding:10px;border:1px solid #e0e0e0;border-radius:20px;font-size:16px;resize:none;font-family:Helvetica Neue,Arial,sans-serif;overflow-y:hidden;height:40px;box-sizing:border-box;line-height:20px;background-color:#fff;color:#000}#send-button{width:40px;height:40px;border:none;background:linear-gradient(45deg,#eb6839,#d62e93);color:#fff;border-radius:50%;margin-left:10px;cursor:pointer;font-size:16px;transition:background .3s ease;display:flex;align-items:center;justify-content:center}#send-button:hover{background:linear-gradient(45deg,#d62e93,#eb6839)}#send-button:before{content:"➤";font-size:20px}#question-title{padding:20px;font-size:30px;color:#464646;text-align:left}#ai-notice{padding:0 10px 5px 20px;font-size:10px;color:#464646;text-align:left}#question-templates{display:flex;flex-wrap:wrap;justify-content:space-between;padding:10px;background-color:#f7f8fa}.template-button{width:30%;margin:5px;padding:15px;border:1px solid #e0e0e0;font-size:16px;background-color:#fff;color:#000;border-radius:8px;cursor:pointer;transition:box-shadow .3s ease;text-align:left;box-shadow:0 2px 5px #0000001a;display:flex;align-items:flex-start}.template-button:hover{background:linear-gradient(45deg,#d62e93,#eb6839);color:#fff;box-shadow:0 4px 10px #0003}#loading-spinner{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%)}.spinner{border:8px solid #f3f3f3;border-top:8px solid #3498db;border-radius:50%;width:60px;height:60px;animation:spin 1s linear infinite}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.hidden{display:none}#messages{display:flex;flex-direction:column}.message{margin:2px 0;padding:5px 10px;border-radius:10px;max-width:80%;word-wrap:break-word;overflow-wrap:break-word;word-break:break-word}.message.user{align-self:flex-end;background:linear-gradient(45deg,#d62e93,#eb6839);color:#fff}.message.bot{align-self:flex-start;background-color:#e6e6e6;color:#000}@media (max-width: 600px){#login-container{width:100%;padding:15px;box-shadow:none;border-radius:0}#login-header h2{font-size:20px}#login-logo{width:120px}.input-group input{font-size:14px}#login-button{font-size:14px;padding:10px}#chat-container{width:100%;max-width:100%;height:100vh;margin:0;border-radius:0}#chat-window{padding:15px}#header{border-radius:0}#question-templates{display:flex;flex-wrap:wrap;justify-content:center}.template-button{width:100%;margin:5px 0}#input-container{padding:10px}#message-input{font-size:14px}#send-button{width:50px;height:50px;font-size:14px}#question-title{font-size:24px}#ai-notice{font-size:12px}}