*{margin:0;padding:0;box-sizing:border-box}:root{--primary: #003865;--primary-dark: #002442;--primary-light: #0056a3;--accent: #f37321;--success: #10b981;--error: #ef4444;--warning: #f59e0b;--bg-dark: #0a0e1a;--bg-card: #141824;--bg-hover: #1e2433;--text-primary: #f1f5f9;--text-secondary: #94a3b8;--text-muted: #64748b;--border: #2d3548;--shadow-glow: 0 0 40px rgba(3, 56, 101, .3)}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;background:#f5f5f5;color:var(--text-primary);min-height:100vh;position:relative;overflow-x:hidden;font-size:1.2rem}.container{max-width:900px;margin:0 auto;padding:2rem 1.5rem;position:relative;z-index:1}.header{text-align:center;margin-bottom:3rem;animation:fadeInDown .8s ease-out}.logo-container{display:inline-flex;align-items:center;gap:1rem;margin-bottom:1rem;padding:1rem 2rem;background:linear-gradient(135deg,var(--primary) 0%,var(--primary-light) 100%);border-radius:100px;box-shadow:var(--shadow-glow);animation:pulse-glow 3s ease-in-out infinite}@keyframes pulse-glow{0%,to{box-shadow:0 0 20px #0338654d}50%{box-shadow:0 0 40px #03386580}}h1{font-size:2rem;font-weight:700;background:linear-gradient(135deg,#fff 0%,var(--text-secondary) 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.subtitle{color:var(--text-secondary);margin-top:.5rem;font-size:1.1rem}.search-container{background:#fff;border-radius:20px;padding:2rem;margin-bottom:2rem;box-shadow:0 10px 40px #0000004d;animation:fadeInUp .8s ease-out .2s both;position:relative;overflow:hidden}@keyframes gradient-rotate{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.search-container:hover:before{opacity:.3}.search-form{display:flex;gap:1rem;margin-bottom:1rem}.search-input{flex:1;padding:1rem 1.5rem;background:#fff;border:1px solid var(--border);border-radius:12px;color:#000;font-size:1rem;transition:all .3s ease}.search-input:focus{outline:none;border-color:var(--primary-light);background:#0338651a;box-shadow:0 0 0 3px #03386533}.search-input::placeholder{color:var(--text-muted)}.search-button{padding:1rem 2rem;background:linear-gradient(135deg,var(--primary) 0%,var(--primary-light) 100%);color:#fff;border:none;border-radius:12px;font-size:1rem;font-weight:600;cursor:pointer;transition:all .3s ease;display:flex;align-items:center;gap:.5rem;position:relative;overflow:hidden}.search-button:before{content:"";position:absolute;top:50%;left:50%;width:0;height:0;background:#ffffff4d;border-radius:50%;transform:translate(-50%,-50%);transition:width .5s,height .5s}.search-button:hover:before{width:300px;height:300px}.search-button:hover{transform:translateY(-2px);box-shadow:0 10px 30px #03386566}.search-button:active{transform:translateY(0)}.search-button:disabled{opacity:.6;cursor:not-allowed}.examples{display:flex;flex-wrap:wrap;gap:.5rem;margin-top:1rem}.example-label{color:var(--text-muted);font-size:.9rem;margin-right:.5rem}.example-chip{padding:.4rem .8rem;background:var(--bg-hover);border:1px solid var(--border);border-radius:20px;font-size:.85rem;color:var(--text-secondary);cursor:pointer;transition:all .2s ease}.example-chip:hover{background:#03386533;border-color:var(--primary-light);color:var(--text-primary);transform:translateY(-1px)}.loading{text-align:center;padding:3rem;animation:fadeIn .3s ease}.spinner{width:50px;height:50px;margin:0 auto 1rem;border:3px solid var(--border);border-top-color:var(--primary-light);border-radius:50%;animation:spin 1s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.loading-text{color:var(--text-secondary);margin-top:1rem;animation:pulse 1.5s ease-in-out infinite}@keyframes pulse{0%,to{opacity:.6}50%{opacity:1}}.results{animation:fadeIn .5s ease}.result-card{background:var(--bg-card);border:1px solid var(--border);border-radius:16px;padding:1.5rem;margin-bottom:1.5rem;animation:slideInUp .5s ease;transition:all .3s ease}.result-card:hover{transform:translateY(-2px);box-shadow:0 10px 30px #0000004d;border-color:var(--primary-light)}.result-header{display:flex;align-items:center;gap:.75rem;margin-bottom:1rem}.result-icon{width:40px;height:40px;background:linear-gradient(135deg,var(--primary) 0%,var(--primary-light) 100%);border-radius:10px;display:flex;align-items:center;justify-content:center;color:#fff;font-size:1.2rem}.result-title{font-size:1.1rem;font-weight:600;color:var(--text-primary)}.answer-content{line-height:1.6;color:var(--text-primary);margin-bottom:1rem;padding:1rem;background:var(--bg-hover);border-radius:8px;border-left:3px solid var(--primary-light)}.citation{display:inline-flex;align-items:center;gap:.5rem;margin-top:.5rem;padding:.5rem 1rem;background:#0338651a;border:1px solid var(--primary);border-radius:8px;color:var(--primary-light);text-decoration:none;font-size:.9rem;transition:all .2s ease}.citation:hover{background:#03386533;transform:translate(4px)}.no-answer{background:var(--bg-card);border:1px solid var(--warning);border-radius:16px;padding:2rem;text-align:center;animation:slideInUp .5s ease}.no-answer-icon{font-size:3rem;margin-bottom:1rem}.no-answer-text{color:var(--text-secondary);line-height:1.6}.error-message{background:#ef44441a;border:1px solid var(--error);border-radius:12px;padding:1rem;margin-top:1rem;color:var(--error);display:none}.error-message.active{display:block;animation:shake .5s ease}@keyframes shake{0%,to{transform:translate(0)}25%{transform:translate(-5px)}75%{transform:translate(5px)}}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes fadeInDown{0%{opacity:0;transform:translateY(-20px)}to{opacity:1;transform:translateY(0)}}@keyframes 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