:root{--primary-color: #2563eb;--primary-dark: #1d4ed8;--secondary-color: #64748b;--success-color: #10b981;--warning-color: #f59e0b;--error-color: #ef4444;--background-color: #ffffff;--surface-color: #f8fafc;--hover-color: #f1f5f9;--text-primary: #1e293b;--text-secondary: #64748b;--border-color: #e2e8f0;--shadow: 0 1px 3px 0 rgb(0 0 0 / .1), 0 1px 2px -1px rgb(0 0 0 / .1);--shadow-lg: 0 10px 15px -3px rgb(0 0 0 / .1), 0 4px 6px -4px rgb(0 0 0 / .1)}*{margin:0;padding:0;box-sizing:border-box}body{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:var(--background-color);color:var(--text-primary);line-height:1.6}.app{min-height:100vh;display:flex;flex-direction:column}.container{max-width:1200px;margin:0 auto;padding:0 1rem}.btn{display:inline-flex;align-items:center;justify-content:center;padding:.5rem 1rem;border:none;border-radius:.375rem;font-size:.875rem;font-weight:500;text-decoration:none;cursor:pointer;transition:all .2s ease;gap:.5rem}.btn-primary{background-color:var(--primary-color);color:#fff}.btn-primary:hover{background-color:var(--primary-dark)}.btn-secondary{background-color:var(--surface-color);color:var(--text-primary);border:1px solid var(--border-color)}.btn-secondary:hover{background-color:var(--border-color)}.btn-danger{background-color:var(--error-color);color:#fff}.btn-danger:hover{background-color:#dc2626}.btn:disabled{opacity:.5;cursor:not-allowed}.input{width:100%;padding:.5rem .75rem;border:1px solid var(--border-color);border-radius:.375rem;font-size:.875rem;transition:border-color .2s ease}.input:focus{outline:none;border-color:var(--primary-color);box-shadow:0 0 0 3px #2563eb1a}.card{background-color:var(--background-color);border:1px solid var(--border-color);border-radius:.5rem;box-shadow:var(--shadow);overflow:hidden}.card-header{padding:1rem 1.5rem;border-bottom:1px solid var(--border-color);background-color:var(--surface-color)}.card-body{padding:1.5rem}.loading{display:inline-flex;align-items:center;gap:.5rem;color:var(--secondary-color)}.spinner{width:1rem;height:1rem;border:2px solid var(--border-color);border-top:2px solid var(--primary-color);border-radius:50%;animation:spin 1s linear infinite}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}@keyframes spin-inline{0%{transform:rotate(0)}to{transform:rotate(360deg)}}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}@keyframes slideDown{0%{opacity:0;max-height:0;transform:translateY(-10px)}to{opacity:1;max-height:500px;transform:translateY(0)}}.tabs{display:flex;border-bottom:1px solid var(--border-color)}.tab{padding:.75rem 1.5rem;border:none;background:none;cursor:pointer;font-size:.875rem;font-weight:500;color:var(--text-secondary);border-bottom:2px solid transparent;transition:all .2s ease}.tab.active{color:var(--primary-color);border-bottom-color:var(--primary-color)}.tab-content{padding:1.5rem 0}#top-k-slider{-webkit-appearance:none;appearance:none;background:transparent;cursor:pointer}#top-k-slider::-webkit-slider-thumb{-webkit-appearance:none;appearance:none;width:16px;height:16px;border-radius:50%;background:var(--primary-color);border:2px solid var(--surface-color);box-shadow:0 2px 4px #0003;cursor:pointer;transition:all .2s ease}#top-k-slider::-webkit-slider-thumb:hover{background:var(--primary-dark);transform:scale(1.1)}#top-k-slider::-webkit-slider-track{width:100%;height:6px;background:var(--border-color);border-radius:3px}#top-k-slider::-moz-range-thumb{width:16px;height:16px;border-radius:50%;background:var(--primary-color);border:2px solid var(--surface-color);box-shadow:0 2px 4px #0003;cursor:pointer;transition:all .2s ease}#top-k-slider::-moz-range-thumb:hover{background:var(--primary-dark);transform:scale(1.1)}#top-k-slider::-moz-range-track{width:100%;height:6px;background:var(--border-color);border-radius:3px;border:none}#top-k-slider:disabled{opacity:.5;cursor:not-allowed}#top-k-slider:disabled::-webkit-slider-thumb{cursor:not-allowed}#top-k-slider:disabled::-moz-range-thumb{cursor:not-allowed}@media(max-width:768px){.container{padding:0 .5rem}.tabs{flex-direction:column}.tab{border-bottom:none;border-left:2px solid transparent}.tab.active{border-bottom:none;border-left-color:var(--primary-color)}}