:root{font-family:system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Open Sans,Helvetica Neue,sans-serif;line-height:1.5;font-weight:400;color-scheme:light;color:#333;background-color:#f5f8fa;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}a{font-weight:500;color:#0077b6;text-decoration:inherit}a:hover{color:#0096c7}body{margin:0;min-width:320px;min-height:100vh}h1{font-size:3.2em;line-height:1.1}button{border-radius:4px;border:1px solid transparent;padding:.6em 1.2em;font-size:1em;font-weight:500;font-family:inherit;background-color:#c4e6f6;color:#004976;cursor:pointer;transition:background-color .25s}button:hover:not(:disabled){background-color:#89c3e1}button:focus,button:focus-visible{outline:2px solid #c4e6f6;outline-offset:2px}button:disabled{background-color:#a5b8ce;cursor:not-allowed}:root{--primary-color: #c4e6f6;--secondary-color: #89c3e1;--accent-color: #e1f4fd;--bg-color: #f5fafd;--text-color: #333;--border-color: #d9eaf2}*{box-sizing:border-box;margin:0;padding:0}body{font-family:Segoe UI,Tahoma,Geneva,Verdana,sans-serif;background-color:var(--bg-color);color:var(--text-color);line-height:1.6}#root{min-height:100vh;display:flex;flex-direction:column}.app-container{min-height:100vh;height:100vh;display:flex;flex-direction:column;overflow:hidden}.app-header{background:linear-gradient(90deg,var(--primary-color) 0%,var(--secondary-color) 100%);color:#004976;padding:1rem 2rem;display:flex;justify-content:space-between;align-items:center}.app-logo{height:2.5rem;width:auto}.logout-button{background-color:transparent;border:1px solid #004976;color:#004976;padding:6px 14px;border-radius:4px;cursor:pointer;font-size:.85rem;transition:all .2s}.logout-button:hover{background-color:#0049761a}.reset-button{background-color:transparent;border:1px solid #004976;color:#004976;padding:6px 12px;border-radius:4px;cursor:pointer;font-size:.9rem;transition:all .2s}.reset-button:hover{background-color:#0049761a}main{flex:1;padding:0;display:flex;flex-direction:column;overflow:hidden}.error-container{display:flex;justify-content:center;align-items:center;height:100%;padding:2rem}.error-message{background-color:#fff;padding:2rem;border-radius:8px;box-shadow:0 4px 12px #0000001a;text-align:center;max-width:600px}.error-message h2{color:var(--primary-color);margin-bottom:1rem}.error-message p{margin-bottom:.75rem}.error-message code{background-color:#f0f0f0;padding:.2rem .4rem;border-radius:4px;font-family:monospace}.chatbot-container{display:flex;flex-direction:column;width:100%;max-width:1000px;height:calc(100vh - 100px);border-radius:10px;box-shadow:0 4px 20px #0000001a;overflow:hidden;margin:10px auto;background-color:#fff}.chatbot-header{padding:15px 20px;background:linear-gradient(90deg,var(--primary-color) 0%,var(--secondary-color) 100%);color:#004976}.chatbot-header h2{margin:0;font-size:1.25rem}.chatbot-messages{flex:1;padding:12px 0;overflow-y:auto;display:flex;flex-direction:column;background-color:#fff;gap:8px}.welcome-message{text-align:center;color:#6c757d;padding:40px 20px;margin-top:auto;margin-bottom:auto;background-color:transparent}.welcome-message p{font-size:1.1rem}.message{padding:8px 16px;word-wrap:break-word}.markdown-content{white-space:normal;width:100%;max-width:98%;margin:0;padding-right:16px}.markdown-content p{margin-bottom:1rem;line-height:1.7}.markdown-content p:last-child{margin-bottom:0}.markdown-content strong{font-weight:700}.markdown-content em{font-style:italic}.markdown-content ul,.markdown-content ol{margin-left:1.5rem;margin-bottom:.75rem}.markdown-content code{background-color:#0000000d;padding:.2rem .4rem;border-radius:3px;font-family:monospace}.markdown-content pre{background-color:#0000000d;padding:.75rem;border-radius:4px;overflow-x:auto;margin-bottom:.75rem}.message-container{display:flex;width:100%;gap:20px;padding:0 16px}.message-content{flex:1;width:100%}.user-avatar,.bot-avatar{width:32px;height:32px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:700;flex-shrink:0}.user-avatar{background-color:var(--secondary-color);color:#fff}.bot-avatar{background-color:var(--primary-color);color:#004976}.user-message{align-self:flex-end;padding:16px;background-color:transparent;color:#004976;width:100%;max-width:100%;display:flex;justify-content:flex-end}.user-content{max-width:80%;background-color:var(--accent-color);padding:12px 16px;border-radius:18px 18px 4px;box-shadow:0 1px 2px #0000001a}.bot-message .markdown-content{max-width:100%;overflow-x:auto}.bot-message .markdown-content em{color:#666;font-size:.9em}.error-message .message-content{background-color:#ffebee;border:1px solid #ffcdd2}.typing-indicator{display:inline-block;animation:blink 1s infinite;margin-left:4px;font-weight:400}@keyframes blink{0%,to{opacity:1}50%{opacity:0}}.error-banner{background-color:#ffebee;color:#c62828;padding:10px;text-align:center;font-size:.9rem}.chatbot-input{display:flex;padding:20px;background-color:#fff;border-top:1px solid var(--border-color)}.chatbot-input input{flex:1;padding:12px 18px;border:1px solid var(--border-color);border-radius:20px;font-size:1rem;outline:none;transition:border-color .2s,box-shadow .2s;box-shadow:0 2px 6px #0000000d}.chatbot-input input:focus{border-color:var(--secondary-color);box-shadow:0 2px 8px #c4e6f680}.chatbot-input input:disabled{background-color:#f8f9fa;box-shadow:none}.chatbot-input button{margin-left:10px;padding:10px 20px;background-color:var(--secondary-color);color:#004976;border:none;border-radius:20px;cursor:pointer;font-weight:600;transition:background-color .2s}.chatbot-input button:hover:not(:disabled){background-color:var(--primary-color)}.chatbot-input button:disabled{background-color:#a5b8ce;cursor:not-allowed}.thinking-indicator{font-size:.95rem;color:#004976;font-style:italic;margin-top:8px;display:inline-block;animation:pulsate 1.5s infinite;font-weight:500}@keyframes pulsate{0%{opacity:.6}50%{opacity:1}to{opacity:.6}}.login-container{display:flex;align-items:center;justify-content:center;flex:1;padding:2rem}.login-box{background:#fff;border-radius:10px;padding:2.5rem 2rem;width:100%;max-width:360px;box-shadow:0 4px 20px #0000001a}.login-title{margin:0 0 1.5rem;color:#004976;font-size:1.25rem;text-align:center}.login-form{display:flex;flex-direction:column;gap:1rem}.login-field{display:flex;flex-direction:column;gap:.3rem}.login-field label{font-size:.85rem;color:#004976;font-weight:500}.login-field input{padding:12px 18px;border:1px solid var(--border-color);border-radius:20px;font-size:1rem;outline:none;transition:border-color .2s,box-shadow .2s;box-shadow:0 2px 6px #0000000d}.login-field input:focus{border-color:var(--secondary-color);box-shadow:0 2px 8px #c4e6f680}.login-field input:disabled{background-color:#f8f9fa;box-shadow:none}.login-error{margin:0;padding:10px;background-color:#ffebee;color:#c62828;border-radius:6px;font-size:.875rem;text-align:center}.login-button{margin-top:.25rem;padding:10px 20px;background-color:var(--secondary-color);color:#004976;border:none;border-radius:20px;font-size:1rem;font-weight:600;cursor:pointer;transition:background-color .2s}.login-button:hover:not(:disabled){background-color:var(--primary-color)}.login-button:disabled{background-color:#a5b8ce;cursor:not-allowed}