:root{--primary-blue: #0068C1;--background-gray: #EFEFEF;--white: #ffffff;--text-dark: #333333;--text-gray: #666666;--border-color: #ddd;--user-info-bg: #FFF9E6;--status-green: #00C851}*{margin:0;padding:0;box-sizing:border-box;font-family:Roboto,sans-serif}body{background-color:#f4f4f4;display:flex;justify-content:center;align-items:center;min-height:100vh}.app-container{width:100%;max-width:480px;height:100vh;background-color:var(--background-gray);display:flex;flex-direction:column;box-shadow:0 0 15px #0000001a;position:relative;overflow:hidden}.header{background-color:var(--primary-blue);color:var(--white);padding:15px;display:flex;justify-content:space-between;align-items:center;border-bottom:4px solid #0056a0}.header-left{display:flex;align-items:center;gap:15px}.logo-circle{width:45px;height:45px;background-color:var(--white);color:var(--primary-blue);border-radius:50%;display:flex;justify-content:center;align-items:center;font-weight:700;font-size:1.2rem}.header-info{display:flex;flex-direction:column;justify-content:center}.app-name{font-size:1.1rem;font-weight:700;text-transform:uppercase;line-height:1.2}.app-status{display:flex;align-items:center;gap:6px;font-size:.75rem;margin-top:2px}.status-dot{width:8px;height:8px;background-color:var(--status-green);border-radius:50%;box-shadow:0 0 4px #00c85180}.status-text{font-weight:500;opacity:.9;letter-spacing:.5px}.header-right{display:flex;align-items:center}.user-email-display{font-size:.8rem;margin-right:10px;font-weight:500}.user-email-display.hidden{display:none}.processing-notification{background-color:var(--white);margin:10px;padding:10px;border-radius:20px;display:flex;align-items:center;gap:10px;box-shadow:0 2px 5px #0000000d}.processing-notification.hidden{display:none}.notification-icon{width:30px;height:30px;background-color:#e3f2fd;color:var(--primary-blue);border-radius:50%;display:flex;justify-content:center;align-items:center}.notification-content{display:flex;flex-direction:column}.notification-label{font-size:.6rem;color:#999;font-weight:700;text-transform:uppercase}.notification-text{font-size:.9rem;color:var(--primary-blue);font-style:italic;font-weight:700}.chat-window{flex:1;padding:15px;overflow-y:auto;display:flex;flex-direction:column;gap:15px;background-color:#f5f7fa}.message{display:flex;gap:10px;max-width:90%}.bot-message{align-self:flex-start}.user-message{align-self:flex-end;flex-direction:row-reverse}.message-avatar{width:35px;height:35px;background-color:var(--white);border-radius:50%;display:flex;justify-content:center;align-items:center;font-size:1.2rem;box-shadow:0 1px 3px #0000001a}.bot-message .message-avatar{color:var(--primary-blue)}.user-message .message-avatar{background-color:#ffc107;color:#fff}.message-bubble-container{display:flex;flex-direction:column;gap:2px}.message-meta{display:flex;justify-content:space-between;align-items:baseline;font-size:.75rem;color:var(--text-gray);margin-bottom:2px}.bot-name{font-weight:700;color:#333;margin-right:5px}.bot-status{color:var(--status-green);font-weight:700;font-size:.65rem;text-transform:uppercase;margin-right:auto}.message-id{font-size:.65rem;color:#ccc}.message-bubble{background-color:var(--white);padding:12px 15px;border-radius:2px 12px 12px;box-shadow:0 1px 2px #0000000d;line-height:1.5;font-size:.95rem;color:var(--text-dark)}.user-message .message-bubble{background-color:var(--primary-blue);color:var(--white);border-radius:12px 2px 12px 12px}.input-area{background-color:var(--white);padding:10px 15px;display:flex;align-items:center;gap:10px;border-top:1px solid #eee}#user-input{flex:1;padding:12px 20px;border-radius:25px;border:1px solid #ddd;outline:none;font-size:1rem;transition:border-color .3s}#user-input:focus{border-color:var(--primary-blue)}#send-btn{width:45px;height:45px;background-color:#d1e4f3;color:var(--white);border:none;border-radius:10px;cursor:pointer;display:flex;justify-content:center;align-items:center;font-size:1.2rem;transition:background-color .3s}#send-btn i{color:var(--primary-blue)}#send-btn:hover{background-color:#bbdefb}.footer-info{background-color:var(--user-info-bg);padding:10px 15px;display:flex;align-items:center;justify-content:space-between;border-top:2px solid #FFD54F}.user-avatar-circle{width:35px;height:35px;background-color:#ffc107;color:#fff;border-radius:50%;display:flex;justify-content:center;align-items:center;font-size:1rem}.user-details{flex:1;margin-left:10px}.user-name{font-weight:700;font-size:.9rem;color:#5d4037;text-transform:uppercase}.user-dept{font-size:.75rem;color:#795548}.version-info{font-size:.65rem;color:#aaa;font-style:italic}.message-bubble ul{margin-left:20px;margin-top:5px}.message-bubble p{margin-bottom:5px}.login-overlay{position:absolute;top:0;left:0;width:100%;height:100%;background-color:#000b30;background-image:radial-gradient(2px 2px at 20% 30%,#ffffff 50%,transparent 100%),radial-gradient(2px 2px at 40% 70%,#ffffff 50%,transparent 100%),radial-gradient(2px 2px at 60% 40%,#ffffff 50%,transparent 100%),radial-gradient(2px 2px at 80% 80%,#ffffff 50%,transparent 100%),radial-gradient(1px 1px at 10% 10%,#ffffff 50%,transparent 100%),radial-gradient(1px 1px at 50% 50%,#ffffff 50%,transparent 100%),radial-gradient(1px 1px at 90% 90%,#ffffff 50%,transparent 100%),radial-gradient(circle at 50% 100%,rgba(0,198,255,.8) 0%,rgba(0,114,255,.4) 30%,transparent 60%),linear-gradient(180deg,#002280,#000b30);background-size:50% 50%,50% 50%,50% 50%,50% 50%,60% 60%,60% 60%,60% 60%,100% 100%,100% 100%;background-repeat:repeat,repeat,repeat,repeat,repeat,repeat,repeat,no-repeat,no-repeat;z-index:1000;display:flex;justify-content:center;align-items:center;flex-direction:column}.login-overlay.hidden{display:none}.login-box{background-color:var(--white);padding:30px;border-radius:15px;box-shadow:0 5px 20px #0000001a;text-align:center;width:80%;max-width:350px}.login-title{color:var(--primary-blue);font-size:1.5rem;font-weight:700;margin-bottom:20px}.login-btn{width:100%;padding:12px;margin-bottom:10px;border:none;border-radius:25px;font-size:1rem;font-weight:700;cursor:pointer;display:flex;justify-content:center;align-items:center;gap:10px;transition:transform .2s}.login-btn:hover{transform:translateY(-2px)}.btn-google{background-color:#db4437;color:#fff}.login-or{margin:15px 0;color:#999;font-size:.9rem}.input-group{margin-bottom:15px;text-align:left}.input-group input{width:100%;padding:10px;border:1px solid #ddd;border-radius:8px;outline:none}.btn-email{background-color:var(--primary-blue);color:#fff}.logout-btn{background:none;border:none;color:#d32f2f;font-size:1.2rem;cursor:pointer;margin-left:auto;padding:5px}.toggle-register-link{display:block;margin-top:15px;color:var(--primary-blue);text-decoration:underline;cursor:pointer;font-size:.9rem}