@tailwind base;@tailwind components;@tailwind utilities;body{margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background-color:#111827;color:#fff}*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:linear-gradient(135deg,#667eea,#764ba2);min-height:100vh}.app{display:flex;flex-direction:column;height:100vh;max-width:1200px;margin:0 auto;background:#fffffff2;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-radius:20px;overflow:hidden;box-shadow:0 25px 50px #0003}.header{background:linear-gradient(135deg,#2c3e50,#34495e);color:#fff;padding:20px 30px;display:flex;justify-content:space-between;align-items:center;box-shadow:0 4px 20px #0000001a}.header h1{font-size:24px;font-weight:700;display:flex;align-items:center;gap:12px}.new-upload-btn{background:#fff3;color:#fff;border:1px solid rgba(255,255,255,.3);padding:10px 20px;border-radius:12px;cursor:pointer;font-weight:500;transition:all .3s ease;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.new-upload-btn:hover{background:#ffffff4d;transform:translateY(-2px)}.mainContent{flex:1;display:flex;flex-direction:column;overflow:hidden}.uploadContainer{display:flex;flex-direction:column;align-items:center;justify-content:center;flex:1;padding:40px;text-align:center;background:linear-gradient(135deg,#f5f7fa,#c3cfe2)}.uploadContainer h2{font-size:32px;font-weight:700;color:#2c3e50;margin-bottom:16px}.uploadContainer p{font-size:16px;color:#7f8c8d;margin-bottom:40px;max-width:500px;line-height:1.6}.upload-box{background:#fff;border-radius:20px;padding:40px;box-shadow:0 20px 40px #0000001a;max-width:500px;width:100%}input[type=file]{display:none}.file-upload-label{display:flex;flex-direction:column;align-items:center;padding:40px 20px;border:2px dashed #e0e6ed;border-radius:16px;cursor:pointer;transition:all .3s ease;background:#fafbfc;margin-bottom:24px}.file-upload-label:hover{border-color:#667eea;background:#f8f9ff;transform:translateY(-2px)}.file-upload-label span{color:#34495e;font-weight:500;margin-top:12px}.uploadButton{width:100%;background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;border:none;padding:16px 32px;border-radius:12px;font-size:16px;font-weight:600;cursor:pointer;transition:all .3s ease}.uploadButton:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 10px 25px #667eea66}.uploadButton:disabled{opacity:.6;cursor:not-allowed;transform:none}.status-message{margin-top:1.5rem;color:#6c757d}.chatContainer{display:flex;flex-direction:column;height:100%;background:#f8f9fa}.messages{flex:1;overflow-y:auto;padding:24px;display:flex;flex-direction:column;gap:20px}.message-wrapper{display:flex;gap:12px;max-width:85%;animation:slideIn .3s ease-out}.user-wrapper{flex-direction:row-reverse;margin-left:auto}.ai-wrapper{flex-direction:row;margin-right:auto}.avatar{width:40px;height:40px;border-radius:50%;display:flex;align-items:center;justify-content:center;flex-shrink:0;box-shadow:0 4px 12px #00000026}.ai-avatar{background:linear-gradient(135deg,#667eea,#764ba2);color:#fff}.user-avatar{background:linear-gradient(135deg,#36d1dc,#5b86e5);color:#fff}.message-content{display:flex;flex-direction:column;gap:12px;max-width:100%}.message{padding:16px 20px;border-radius:18px;box-shadow:0 4px 12px #0000001a;font-size:15px;line-height:1.5}.message.user{background:linear-gradient(135deg,#36d1dc,#5b86e5);color:#fff;border-bottom-right-radius:6px}.message.ai{background:#fff;color:#2c3e50;border-bottom-left-radius:6px;border:1px solid #e9ecef}.markdown-container{max-width:100%}.markdown-container p{margin:0 0 8px}.markdown-container h1,.markdown-container h2,.markdown-container h3{color:inherit;font-weight:600;margin:12px 0 8px}.markdown-container ul,.markdown-container ol{margin:8px 0;padding-left:20px}.markdown-container li{margin:4px 0}.loading-dots{display:flex;gap:4px;align-items:center}.loading-dots span{width:8px;height:8px;border-radius:50%;background:#cbd5e0;animation:bounce 1.4s infinite ease-in-out both}.loading-dots span:nth-child(1){animation-delay:-.32s}.loading-dots span:nth-child(2){animation-delay:-.16s}@keyframes bounce{0%,80%,to{transform:scale(.8);opacity:.5}40%{transform:scale(1);opacity:1}}@keyframes slideIn{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.sources-container{margin-top:12px}.sources-button{background:#667eea1a;color:#667eea;border:1px solid rgba(102,126,234,.2);padding:8px 16px;border-radius:20px;font-size:13px;cursor:pointer;transition:all .3s ease;font-weight:500}.sources-button:hover{background:#667eea33}.sources-content{background:#f8f9fa;border-radius:12px;padding:16px;margin-top:12px;border:1px solid #e9ecef}.source-item{margin-bottom:12px;padding-bottom:12px;border-bottom:1px solid #e9ecef}.source-item:last-child{margin-bottom:0;padding-bottom:0;border-bottom:none}.source-item p{margin:0 0 6px;font-size:13px}.source-quote{color:#6c757d;font-style:italic}.query-form{padding:24px;background:#fff;border-top:1px solid #e9ecef;display:flex;gap:12px;align-items:flex-end}.query-form input{flex:1;padding:16px 20px;border:2px solid #e9ecef;border-radius:25px;font-size:15px;outline:none;transition:all .3s ease;background:#f8f9fa}.query-form input:focus{border-color:#667eea;background:#fff;box-shadow:0 0 0 3px #667eea1a}.query-form button{width:50px;height:50px;background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;border:none;border-radius:50%;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .3s ease;box-shadow:0 4px 12px #667eea4d}.query-form button:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 8px 20px #667eea66}.query-form button:disabled{opacity:.5;cursor:not-allowed;transform:none}.messages::-webkit-scrollbar{width:6px}.messages::-webkit-scrollbar-track{background:#f1f1f1;border-radius:6px}.messages::-webkit-scrollbar-thumb{background:#cbd5e0;border-radius:6px}.messages::-webkit-scrollbar-thumb:hover{background:#a0aec0}@media (max-width: 768px){.app{height:100vh;border-radius:0;margin:0}.header{padding:16px 20px}.header h1{font-size:20px}.uploadContainer{padding:20px}.uploadContainer h2{font-size:24px}.upload-box{padding:24px}.messages{padding:16px;gap:16px}.message-wrapper{max-width:95%}.query-form{padding:16px}.query-form input{padding:14px 18px}.query-form button{width:45px;height:45px}}