*{box-sizing:border-box;margin:0;padding:0;font-family:Outfit,Arial,Helvetica,sans-serif}html{scroll-behavior:smooth}.header{text-align:center;background:linear-gradient(135deg,#012a68,#00ffd5);color:#fff;padding:2.5rem 1.5rem;border-radius:12px;margin-top:-10px;margin-bottom:2.5rem;box-shadow:0 6px 15px #0000001f;font-family:Segoe UI,Tahoma,Geneva,Verdana,sans-serif;-webkit-user-select:none;user-select:none;display:flex;align-items:center;justify-content:center;gap:24px}.header-logo{width:120px;height:120px;object-fit:contain}.header h1{font-size:2.5rem;margin:0 113px 0 0;letter-spacing:.8px;font-weight:700;text-shadow:0 1px 4px rgba(0,0,0,.2)}@media (max-width: 1024px){.header{padding:2rem 1.5rem;gap:16px}.header-logo{width:80px;height:80px}.header h1{font-size:2rem}}@media (max-width: 767px){.header{padding:1.5rem 1rem;margin-top:-10px;margin-bottom:1.5rem;flex-direction:column;gap:8px}.header-logo{width:50px;height:50px}.header h1{font-size:1.6rem;letter-spacing:.3px}}.upload{display:flex;justify-content:center;gap:1.2rem;margin-bottom:2.5rem;align-items:center}.upload input[type=file]{padding:.5rem .8rem;border-radius:6px;background-color:#fff;border:1.5px solid #ccc;box-shadow:inset 0 2px 5px #0000000d;font-size:1rem;cursor:pointer;transition:border-color .25s ease,box-shadow .25s ease}.upload input[type=file]:focus{outline:none;border-color:#007bff;box-shadow:0 0 6px #66a3ff}.upload button{background-color:#007bff;color:#fff;padding:.55rem 1.3rem;border:none;border-radius:8px;cursor:pointer;font-weight:600;font-size:1rem;box-shadow:0 4px 10px #007bff4d;transition:background-color .3s ease,box-shadow .3s ease}.upload button:hover{background-color:#0056b3;box-shadow:0 6px 14px #0056b399}.upload button:focus{outline:none;box-shadow:0 0 8px #66a3ff}@media (max-width: 1024px){.upload{flex-direction:column;gap:1rem;align-items:stretch}.upload input[type=file],.upload button{width:100%}}@media (max-width: 767px){.upload{flex-direction:column;gap:.8rem;align-items:stretch}.upload input[type=file],.upload button{width:100%}}.qna-container{max-width:700px;margin:20px auto;padding:1rem;background:#f9f9f9;border-radius:8px;box-shadow:0 0 10px #0000001a;display:flex;flex-direction:column;height:80vh}.suggestions-container{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:1rem;max-height:120px;overflow-y:auto}.suggestion-button{background-color:#007bff;border:none;color:#fff;padding:8px 12px;border-radius:20px;cursor:pointer;font-size:.9rem;transition:background-color .3s ease;flex-shrink:0}.suggestion-button:hover{background-color:#0056b3}.chat-box{flex-grow:1;overflow-y:auto;padding:.5rem;border:1px solid #ddd;border-radius:6px;background-color:#fff;margin-bottom:1rem}.chat-item{margin-bottom:15px;line-height:1.4}.chat-item p{margin:4px 0}.chat-input{display:flex;gap:10px}.chat-input input{flex-grow:1;padding:10px;font-size:1rem;border:1px solid #ccc;border-radius:6px;outline:none;transition:border-color .3s ease}.chat-input input:focus{border-color:#007bff}.chat-input button{background-color:#007bff;border:none;color:#fff;padding:0 20px;border-radius:6px;cursor:pointer;font-size:1rem;transition:background-color .3s ease}.chat-input button:hover{background-color:#0056b3}.suggestions-container::-webkit-scrollbar,.chat-box::-webkit-scrollbar{height:6px;width:6px}.suggestions-container::-webkit-scrollbar-thumb,.chat-box::-webkit-scrollbar-thumb{background-color:#0000001a;border-radius:3px}.typing-indicator{font-style:italic;color:#888;margin:10px 0 0 5px}body{margin:0;padding:0;font-family:Segoe UI,Tahoma,Geneva,Verdana,sans-serif;background:linear-gradient(135deg,#dbefff,#f5f7fa);color:#333;min-height:100vh}.App{max-width:960px;margin:3rem auto;padding:2.5rem 3rem;background:#fff;border-radius:20px;box-shadow:0 10px 40px #0000001a;transition:box-shadow .3s ease,transform .3s ease;position:relative}.App:hover{box-shadow:0 16px 48px #00000026;transform:translateY(-3px)}.loader-container{display:flex;flex-direction:column;align-items:center;margin-top:60px}.loader{border:8px solid #e0e0e0;border-top:8px solid #007bff;border-radius:50%;width:70px;height:70px;animation:spin 1s ease-in-out infinite;margin-bottom:15px;box-shadow:0 0 12px #007bff4d}@keyframes spin{to{transform:rotate(360deg)}}@media (max-width: 1024px){.App{padding:2rem;max-width:85%;margin:2rem auto;border-radius:16px}}@media (max-width: 767px){.App{padding:1.5rem;max-width:92%;margin:1.5rem auto;border-radius:12px}.loader{width:50px;height:50px;border-width:6px}}.delete-btn{background-color:#ff4d4f;color:#fff;border:none;padding:.5rem 1rem;margin-top:1rem;border-radius:6px;cursor:pointer;font-weight:700;transition:background-color .3s ease}.delete-btn:hover{background-color:#d9363e}