:root{--primary:#2563eb;--primary-dark:#1e40af;--secondary:#64748b;--success:#10b981;--warning:#f59e0b;--danger:#ef4444;--bg-primary:#fff;--bg-secondary:#f8fafc;--bg-tertiary:#f1f5f9;--text-primary:#0f172a;--text-secondary:#475569;--text-tertiary:#94a3b8;--border-color:#e2e8f0;--shadow-sm:0 1px 2px 0 rgba(0,0,0,.05);--shadow-md:0 4px 6px -1px rgba(0,0,0,.1);--shadow-lg:0 10px 15px -3px rgba(0,0,0,.1);--radius-sm:0.25rem;--radius-md:0.5rem;--radius-lg:0.75rem;--spacing-xs:0.5rem;--spacing-sm:0.75rem;--spacing-md:1rem;--spacing-lg:1.5rem;--spacing-xl:2rem;--spacing-2xl:3rem}*{box-sizing:border-box;margin:0;padding:0}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;background-color:var(--bg-secondary);color:var(--text-primary);line-height:1.6}.landing-page{max-width:1200px;margin:0 auto;padding:var(--spacing-xl)}.landing-page header{text-align:center;margin-bottom:var(--spacing-2xl);padding:4rem 2rem;background:linear-gradient(135deg,#667eea,#764ba2);border-radius:var(--radius-lg);color:#fff;box-shadow:var(--shadow-lg);position:relative}.header-content{margin:0 auto}.language-toggle{position:absolute;top:2rem;right:2rem;display:flex;gap:.5rem;background:hsla(0,0%,100%,.15);padding:.5rem;border-radius:2rem;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border:1px solid hsla(0,0%,100%,.2)}.lang-button{padding:.5rem 1rem;border:none;border-radius:1.5rem;background:transparent;color:#fff;font-size:.9rem;font-weight:500;cursor:pointer;transition:all .3s ease;display:flex;align-items:center;gap:.3rem}.lang-button:hover{background:hsla(0,0%,100%,.2);transform:translateY(-2px)}.lang-button.active{background:hsla(0,0%,100%,.3);box-shadow:0 2px 8px rgba(0,0,0,.2)}.landing-page h1{font-size:3.5rem;color:#fff;margin-bottom:var(--spacing-md);font-weight:700;text-shadow:2px 2px 4px rgba(0,0,0,.2)}.tagline{font-size:1.35rem;color:hsla(0,0%,100%,.95);font-weight:300;max-width:800px;margin:0 auto}.hero{text-align:center;margin:var(--spacing-2xl) 0;padding:3rem 2rem;background:var(--bg-primary);border-radius:var(--radius-lg);box-shadow:var(--shadow-md)}.hero h2{font-size:2.25rem;margin-bottom:var(--spacing-lg);color:var(--text-primary);font-weight:600}.hero p{font-size:1.1rem;line-height:1.8;color:var(--text-secondary);margin-bottom:var(--spacing-md)}.data-source{margin-top:var(--spacing-xl);padding:var(--spacing-lg);background:var(--bg-secondary);border-left:4px solid var(--primary);text-align:left}.data-source strong{color:var(--primary)}.data-source a{border-bottom:1px solid var(--primary);transition:all .2s}.data-source a:hover{color:var(--primary-dark);border-bottom-color:var(--primary-dark)}.features{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));grid-gap:var(--spacing-lg);gap:var(--spacing-lg);margin:var(--spacing-2xl) 0}.feature-card{background:var(--bg-primary);padding:var(--spacing-xl);border-radius:var(--radius-lg);box-shadow:var(--shadow-md);text-align:center;transition:all .3s ease;border:1px solid transparent}.feature-card:hover{transform:translateY(-5px);box-shadow:0 12px 24px -4px rgba(0,0,0,.15);border-color:var(--primary)}.feature-card h3{font-size:1.5rem;margin-bottom:var(--spacing-md);color:var(--text-primary)}.cta-button{display:inline-block;background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;padding:.875rem 2rem;border-radius:var(--radius-md);text-decoration:none;margin-top:var(--spacing-md);transition:all .3s;font-weight:600;box-shadow:0 4px 6px rgba(102,126,234,.4)}.cta-button:hover{transform:translateY(-2px);box-shadow:0 6px 12px rgba(102,126,234,.5)}.coming-soon{display:inline-block;background:linear-gradient(135deg,#fbbf24,#f59e0b);color:#fff;padding:var(--spacing-xs) var(--spacing-md);border-radius:999px;margin-top:var(--spacing-md);font-size:.875rem;font-weight:600;box-shadow:0 2px 4px rgba(245,158,11,.3)}.about{margin:var(--spacing-2xl) 0;padding:var(--spacing-xl);background:var(--bg-primary);border-radius:var(--radius-lg);box-shadow:var(--shadow-md)}.about ol{margin-left:var(--spacing-lg);margin-top:var(--spacing-md)}.about li{margin-bottom:var(--spacing-lg);padding-left:var(--spacing-sm);line-height:1.7}.about li strong{color:var(--primary);font-weight:600}.about h2{color:var(--text-primary);font-size:2rem;margin-bottom:var(--spacing-lg);padding-bottom:var(--spacing-md);border-bottom:3px solid var(--primary);display:inline-block}.value-proposition{padding:3rem 2rem}.value-proposition h2{font-size:2.25rem;color:var(--text-primary);margin-bottom:var(--spacing-2xl);font-weight:600}.value-grid{grid-gap:var(--spacing-xl);gap:var(--spacing-xl)}.value-item{background:var(--bg-primary);padding:var(--spacing-xl);border-radius:var(--radius-lg);box-shadow:var(--shadow-md);transition:all .3s ease;text-align:center;border:2px solid transparent}.value-item:hover{transform:translateY(-5px);box-shadow:0 12px 24px -4px rgba(0,0,0,.15);border-color:var(--primary)}.value-icon{font-size:3rem;margin-bottom:var(--spacing-md);display:inline-block;animation:float 3s ease-in-out infinite}@keyframes float{0%,to{transform:translateY(0)}50%{transform:translateY(-10px)}}.value-item h3{font-size:1.35rem;margin-bottom:var(--spacing-md);font-weight:600}.value-item p{text-align:center}.services{padding:3rem 2rem;background:var(--bg-primary);border-radius:var(--radius-lg);box-shadow:var(--shadow-md)}.services h2{font-size:2.25rem;color:var(--text-primary);margin-bottom:var(--spacing-2xl);font-weight:600}.services-grid{grid-template-columns:repeat(auto-fit,minmax(300px,1fr));grid-gap:var(--spacing-xl);gap:var(--spacing-xl)}.service-card{background:var(--bg-secondary);border:2px solid var(--border-color);transition:all .3s ease}.service-card.active{border-color:var(--primary);background:#fff}.service-card.upcoming{border-color:var(--border-color)}.service-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg)}.service-card h3{font-size:1.5rem;color:var(--text-primary)}.service-card p{line-height:1.7;margin-bottom:var(--spacing-md)}.how-it-works{padding:3rem 2rem}.how-it-works h2{font-size:2.25rem;color:var(--text-primary);font-weight:600}.how-it-works .intro{font-size:1.1rem;margin-bottom:var(--spacing-xl)}.section-intro{text-align:center;font-size:1.15rem;line-height:1.8;color:var(--text-secondary);max-width:800px;margin:0 auto var(--spacing-xl);padding:var(--spacing-lg);background:linear-gradient(90deg,rgba(102,126,234,.05),rgba(118,75,162,.05));border-radius:var(--radius-md);border-left:4px solid var(--primary);font-style:italic}.pipeline{background:var(--bg-primary);padding:var(--spacing-xl);border-radius:var(--radius-lg);box-shadow:var(--shadow-md);counter-reset:step-counter}.pipeline li{counter-increment:step-counter;padding:var(--spacing-lg);padding-left:4rem;border-left:3px solid var(--primary);transition:all .3s ease;display:flex;gap:var(--spacing-md);align-items:flex-start}.pipeline li:last-child{margin-bottom:0}.pipeline li:before{content:counter(step-counter);left:-1.5rem;top:var(--spacing-lg);background:linear-gradient(135deg,#667eea,#764ba2);width:3rem;height:3rem;font-size:1.25rem;box-shadow:0 4px 6px rgba(102,126,234,.4)}.pipeline-emoji{font-size:2rem;flex-shrink:0;width:3rem;height:3rem;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,rgba(102,126,234,.1),rgba(118,75,162,.1));border-radius:var(--radius-md);margin-right:var(--spacing-sm)}.pipeline li>:not(.pipeline-emoji){flex:1 1}.pipeline li:hover{background:var(--bg-secondary);border-radius:var(--radius-md);border-left-color:#764ba2}.pipeline li:hover .pipeline-emoji{background:linear-gradient(135deg,rgba(102,126,234,.2),rgba(118,75,162,.2));transform:scale(1.1);transition:all .3s ease}.pipeline li strong{color:var(--primary);font-size:1.1rem;display:block;margin-bottom:var(--spacing-xs)}.project-context{padding:3rem 2rem;background:linear-gradient(135deg,rgba(102,126,234,.1),rgba(118,75,162,.1));border:2px solid rgba(102,126,234,.2)}.project-context h2{font-size:2.25rem;color:var(--text-primary);margin-bottom:var(--spacing-xl);font-weight:600}.project-context p{font-size:1.05rem;line-height:1.8;color:var(--text-secondary)}.project-context ul{background:var(--bg-primary);padding:var(--spacing-xl);border-radius:var(--radius-md);margin:var(--spacing-lg) 0;list-style:none}.project-context li{padding-left:2rem;margin-bottom:var(--spacing-md);position:relative;color:var(--text-secondary)}.project-context li:before{content:"✓";position:absolute;left:0;color:var(--primary);font-weight:700;font-size:1.25rem}.project-context .disclaimer{padding:var(--spacing-lg);border-left:4px solid var(--warning);margin-top:var(--spacing-xl);font-size:.95rem}.contact{margin:var(--spacing-2xl) 0;padding:3rem 2rem;text-align:center}.contact h2{font-size:2.25rem;color:var(--text-primary);margin-bottom:var(--spacing-md);font-weight:600}.contact-intro{font-size:1.1rem;color:var(--text-secondary);margin-bottom:var(--spacing-2xl);max-width:600px;margin-left:auto;margin-right:auto}.contact-card{max-width:600px;margin:0 auto;background:linear-gradient(135deg,#667eea,#764ba2);border-radius:var(--radius-lg);padding:3rem 2.5rem;box-shadow:0 20px 40px rgba(102,126,234,.3);color:#fff}.contact-header{margin-bottom:var(--spacing-2xl)}.avatar{width:80px;height:80px;border-radius:50%;background:hsla(0,0%,100%,.2);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border:3px solid hsla(0,0%,100%,.3);display:flex;align-items:center;justify-content:center;font-weight:700;margin:0 auto var(--spacing-lg);box-shadow:0 8px 16px rgba(0,0,0,.2)}.avatar,.contact-header h3{font-size:1.75rem;color:#fff}.contact-header h3{margin-bottom:var(--spacing-xs);font-weight:600}.contact-header .role{font-size:1rem;color:hsla(0,0%,100%,.85);font-weight:300}.contact-links{flex-direction:column}.contact-link,.contact-links{display:flex;gap:var(--spacing-md)}.contact-link{align-items:center;padding:var(--spacing-lg);background:hsla(0,0%,100%,.15);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border:1px solid hsla(0,0%,100%,.2);border-radius:var(--radius-md);text-decoration:none;color:#fff;transition:all .3s ease;box-shadow:0 2px 8px rgba(0,0,0,.1)}.contact-link:hover{background:hsla(0,0%,100%,.25);transform:translateY(-2px);box-shadow:0 4px 12px rgba(0,0,0,.2);border-color:hsla(0,0%,100%,.4)}.contact-link .icon{font-size:1.5rem;width:40px;height:40px;display:flex;align-items:center;justify-content:center;background:hsla(0,0%,100%,.2);border-radius:var(--radius-sm);flex-shrink:0}.contact-link .link-text{font-size:1rem;font-weight:500;text-align:left;word-break:break-all}.landing-page footer{margin-top:4rem;padding:var(--spacing-xl);color:var(--text-tertiary)}.search-page{min-height:100vh;background:var(--bg-secondary);padding:var(--spacing-xl) var(--spacing-md)}.search-container{max-width:1000px;margin:0 auto}.search-header{text-align:center;margin-bottom:var(--spacing-2xl);padding:var(--spacing-2xl) var(--spacing-lg);background:linear-gradient(135deg,#667eea,#764ba2);border-radius:var(--radius-lg);color:#fff;box-shadow:var(--shadow-lg);position:relative}.search-header-top{display:flex;justify-content:center;align-items:center;gap:2rem;margin-bottom:var(--spacing-md)}.back-link{display:inline-block;margin-top:var(--spacing-md);color:hsla(0,0%,100%,.9);text-decoration:none;font-weight:500;transition:all .3s ease}.back-link:hover{color:#fff;transform:translateX(-5px)}.search-header h1{font-size:2.5rem;margin-bottom:var(--spacing-md);font-weight:700}.search-description{font-size:1.1rem;line-height:1.7;max-width:800px;margin:0 auto;color:hsla(0,0%,100%,.95)}.search-form{background:var(--bg-primary);padding:var(--spacing-xl);border-radius:var(--radius-lg);box-shadow:var(--shadow-md);margin-bottom:var(--spacing-xl)}.search-input-group{display:flex;gap:var(--spacing-md);margin-bottom:var(--spacing-md)}.search-input{flex:1 1;padding:var(--spacing-lg);border:2px solid var(--border-color);border-radius:var(--radius-md);font-size:1rem;transition:all .2s}.search-input:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px rgba(37,99,235,.1)}.search-input:disabled{background:var(--bg-tertiary);cursor:not-allowed}.search-button{padding:var(--spacing-lg) var(--spacing-2xl);background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;border:none;border-radius:var(--radius-md);font-size:1rem;font-weight:600;cursor:pointer;transition:all .3s;white-space:nowrap;box-shadow:0 4px 6px rgba(102,126,234,.4)}.search-button:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 6px 12px rgba(102,126,234,.5)}.search-button:disabled{background:var(--secondary);cursor:not-allowed;box-shadow:none;transform:none}.search-hint{color:var(--text-secondary);font-size:.9rem;font-style:italic;text-align:center}.search-error{display:flex;align-items:center;gap:var(--spacing-md);padding:var(--spacing-lg);background:#fee2e2;border:1px solid #ef4444;border-radius:var(--radius-md);color:#991b1b;margin-bottom:var(--spacing-xl)}.search-loading{text-align:center;padding:var(--spacing-2xl);background:var(--bg-primary);border-radius:var(--radius-lg);box-shadow:var(--shadow-md)}.loading-spinner{width:50px;height:50px;border-top:4px solid var(--bg-tertiary);border:4px solid var(--bg-tertiary);border-top-color:var(--primary);border-radius:50%;margin:0 auto var(--spacing-lg);animation:spin 1s linear infinite}.search-loading p{color:var(--text-secondary);font-size:1.1rem}.no-results{text-align:center;padding:var(--spacing-2xl);background:var(--bg-primary);border-radius:var(--radius-lg);box-shadow:var(--shadow-md)}.no-results-icon{font-size:4rem;display:block;margin-bottom:var(--spacing-lg);opacity:.5}.no-results h3{color:var(--text-primary);margin-bottom:var(--spacing-sm)}.no-results p{color:var(--text-secondary)}.search-results{background:var(--bg-primary);padding:var(--spacing-xl);border-radius:var(--radius-lg);box-shadow:var(--shadow-md)}.results-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:var(--spacing-xl);padding-bottom:var(--spacing-lg);border-bottom:2px solid var(--border-color)}.results-header h2{color:var(--text-primary);font-size:1.75rem}.results-count{color:var(--text-secondary);font-size:1rem;background:var(--bg-secondary);padding:var(--spacing-xs) var(--spacing-md);border-radius:999px}.results-list{display:flex;flex-direction:column;gap:var(--spacing-lg)}.result-card{padding:var(--spacing-xl);border:2px solid var(--border-color);border-radius:var(--radius-lg);background:#fff;transition:all .3s ease}.result-card:hover{border-color:var(--primary);box-shadow:0 4px 12px rgba(0,0,0,.08);transform:translateY(-2px)}.result-header{margin-bottom:var(--spacing-md)}.result-meta{display:flex;gap:var(--spacing-sm);flex-wrap:wrap}.similarity-badge{background:linear-gradient(135deg,rgba(102,126,234,.1),rgba(118,75,162,.1));color:var(--primary);font-weight:600}.similarity-badge,.speaker-badge{display:inline-block;padding:var(--spacing-xs) var(--spacing-md);border-radius:999px;font-size:.875rem}.speaker-badge{color:var(--text-secondary)}.result-text,.speaker-badge{background:var(--bg-secondary)}.result-text{font-size:1.05rem;line-height:1.7;color:var(--text-primary);margin-bottom:var(--spacing-lg);padding:var(--spacing-lg);border-radius:var(--radius-md);border-left:4px solid var(--primary)}.result-footer{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:var(--spacing-md);padding-top:var(--spacing-md);border-top:1px solid var(--border-color)}.result-title{color:var(--text-secondary);font-size:.9rem;flex:1 1}.result-link{color:var(--primary);text-decoration:none;font-weight:600;font-size:.9rem;transition:all .2s}.result-link:hover{color:var(--primary-dark);text-decoration:underline}.qa-page{min-height:100vh;background:var(--bg-secondary);padding:var(--spacing-xl) var(--spacing-md)}.qa-container{max-width:900px;margin:0 auto}.qa-header{text-align:center;margin-bottom:var(--spacing-2xl);padding:var(--spacing-2xl) var(--spacing-lg);background:linear-gradient(135deg,#667eea,#764ba2);border-radius:var(--radius-lg);color:#fff;box-shadow:var(--shadow-lg);position:relative}.qa-header-top{display:flex;justify-content:center;align-items:center;gap:2rem}.qa-header h1,.qa-header-top{margin-bottom:var(--spacing-md)}.qa-header h1{font-size:2.5rem;font-weight:700}.qa-description{font-size:1.1rem;line-height:1.7;max-width:700px;margin:0 auto;color:hsla(0,0%,100%,.95)}.qa-form{background:var(--bg-primary);padding:var(--spacing-xl);border-radius:var(--radius-lg);box-shadow:var(--shadow-md);margin-bottom:var(--spacing-xl)}.qa-input-group{margin-bottom:var(--spacing-lg)}.qa-textarea{width:100%;padding:var(--spacing-lg);border:2px solid var(--border-color);border-radius:var(--radius-md);font-size:1rem;font-family:inherit;transition:all .2s;resize:vertical;min-height:100px}.qa-textarea:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px rgba(37,99,235,.1)}.qa-textarea:disabled{background:var(--bg-tertiary);cursor:not-allowed}.qa-button{width:100%;padding:var(--spacing-lg);background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;border:none;border-radius:var(--radius-md);font-size:1rem;font-weight:600;cursor:pointer;transition:all .3s;box-shadow:0 4px 6px rgba(102,126,234,.4);margin-bottom:var(--spacing-md)}.qa-button:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 6px 12px rgba(102,126,234,.5)}.qa-button:disabled{background:var(--secondary);cursor:not-allowed;box-shadow:none;transform:none}.qa-hint{color:var(--text-secondary);font-size:.9rem;font-style:italic;text-align:center}.qa-error{display:flex;align-items:center;gap:var(--spacing-md);padding:var(--spacing-lg);background:#fee2e2;border:1px solid #ef4444;border-radius:var(--radius-md);color:#991b1b;margin-bottom:var(--spacing-xl)}.qa-loading{text-align:center;padding:var(--spacing-2xl);background:var(--bg-primary);border-radius:var(--radius-lg);box-shadow:var(--shadow-md)}.qa-loading p{color:var(--text-secondary);font-size:1.1rem}.no-answer{text-align:center;padding:var(--spacing-2xl);background:var(--bg-primary);border-radius:var(--radius-lg);box-shadow:var(--shadow-md)}.no-answer-icon{font-size:4rem;display:block;margin-bottom:var(--spacing-lg);opacity:.5}.no-answer h3{color:var(--text-primary);margin-bottom:var(--spacing-sm)}.no-answer p{color:var(--text-secondary)}.qa-results{display:flex;flex-direction:column;gap:var(--spacing-xl)}.answer-section{background:var(--bg-primary);padding:var(--spacing-xl);border-radius:var(--radius-lg);box-shadow:var(--shadow-md)}.answer-section h2{color:var(--text-primary);font-size:1.75rem;margin-bottom:var(--spacing-lg);padding-bottom:var(--spacing-md);border-bottom:2px solid var(--border-color)}.answer-content{font-size:1.1rem;line-height:1.8;color:var(--text-primary);padding:var(--spacing-lg);background:linear-gradient(90deg,rgba(102,126,234,.05),rgba(118,75,162,.05));border-radius:var(--radius-md);border-left:4px solid var(--primary)}.answer-content .answer-link{color:var(--primary);text-decoration:none;font-weight:600;border-bottom:1px solid var(--primary);transition:all .2s}.answer-content .answer-link:hover{color:var(--primary-dark);border-bottom-color:var(--primary-dark);background:rgba(37,99,235,.05);padding:0 2px}.sources-section{background:var(--bg-primary);padding:var(--spacing-xl);border-radius:var(--radius-lg);box-shadow:var(--shadow-md)}.sources-section h3{color:var(--text-primary);font-size:1.5rem;margin-bottom:var(--spacing-sm)}.sources-description{color:var(--text-secondary);margin-bottom:var(--spacing-lg);font-size:.95rem}.sources-list{flex-direction:column}.source-item,.sources-list{display:flex;gap:var(--spacing-md)}.source-item{align-items:center;padding:var(--spacing-md);background:var(--bg-secondary);border-radius:var(--radius-md);border:1px solid var(--border-color)}.source-badge{background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;padding:var(--spacing-xs) var(--spacing-md);border-radius:999px;font-size:.875rem;font-weight:600;white-space:nowrap}.source-details{display:flex;flex-direction:column;gap:var(--spacing-xs);flex:1 1}.source-id{font-size:.9rem;color:var(--text-secondary);font-family:monospace}.source-similarity{font-size:.875rem}.source-link,.source-similarity{color:var(--primary);font-weight:600}.source-link{text-decoration:none;font-size:.9rem;border-bottom:1px solid transparent;transition:all .2s}.source-link:hover{color:var(--primary-dark);border-bottom-color:var(--primary-dark)}.page{max-width:1400px;margin:0 auto;padding:var(--spacing-xl)}.page-header{margin-bottom:var(--spacing-xl);text-align:center;padding:var(--spacing-2xl) var(--spacing-lg);background:linear-gradient(135deg,#667eea,#764ba2);border-radius:var(--radius-lg);color:#fff;box-shadow:var(--shadow-lg);position:relative}.page-header-top{display:flex;justify-content:center;align-items:center;gap:2rem;margin-bottom:var(--spacing-md)}.page-header h1{font-size:2.5rem;color:#fff;margin-bottom:var(--spacing-sm);font-weight:700}.subtitle{font-size:1.125rem;color:hsla(0,0%,100%,.95)}.concept-form{background:var(--bg-primary);padding:var(--spacing-xl);border-radius:var(--radius-lg);box-shadow:var(--shadow-md);margin-bottom:var(--spacing-xl)}.form-group{margin-bottom:var(--spacing-lg)}.form-group label{display:block;font-weight:600;margin-bottom:var(--spacing-sm);color:var(--text-primary)}.concept-input,.granularity-select{width:100%;padding:var(--spacing-md);border:2px solid var(--border-color);border-radius:var(--radius-md);font-size:1rem;transition:border-color .2s}.concept-input:focus,.granularity-select:focus{outline:none;border-color:var(--primary)}.help-text{font-size:.875rem;color:var(--text-tertiary);margin-top:var(--spacing-xs)}.submit-button{width:100%;background:var(--primary);color:#fff;padding:var(--spacing-md) var(--spacing-xl);border:none;border-radius:var(--radius-md);font-size:1rem;font-weight:600;cursor:pointer;transition:background .2s}.submit-button:hover:not(:disabled){background:var(--primary-dark)}.submit-button:disabled{background:var(--secondary);cursor:not-allowed}.evolution-chart{background:var(--bg-primary);padding:var(--spacing-xl);border-radius:var(--radius-lg);box-shadow:var(--shadow-md);margin-bottom:var(--spacing-xl)}.evolution-chart h2{margin-bottom:var(--spacing-lg);color:var(--text-primary)}.chart-container{height:300px;margin:var(--spacing-xl) 0;position:relative}.chart-line{display:flex;align-items:flex-end;justify-content:space-around;height:100%;gap:var(--spacing-sm)}.chart-point{flex:1 1;min-width:40px;border-radius:var(--radius-sm) var(--radius-sm) 0 0;transition:all .2s;position:relative}.chart-point.low{background:#4ade80}.chart-point.medium{background:#fbbf24}.chart-point.high{background:#f87171}.chart-point:hover:not(.disabled){opacity:.8;transform:translateY(-4px)}.chart-point.selected{box-shadow:0 0 0 3px var(--primary)}.point-label{position:absolute;bottom:100%;left:50%;transform:translateX(-50%);font-size:.75rem;white-space:nowrap;margin-bottom:var(--spacing-xs);display:none}.chart-point:hover .point-label{display:block}.chart-legend{margin-top:var(--spacing-lg);padding-top:var(--spacing-lg);border-top:1px solid var(--border-color)}.hint{text-align:center;color:var(--text-secondary);font-style:italic;margin-bottom:var(--spacing-md)}.legend-items{display:flex;justify-content:center;gap:var(--spacing-lg);flex-wrap:wrap}.legend-item{display:flex;align-items:center;gap:var(--spacing-xs);font-size:.875rem}.dot{width:12px;height:12px;border-radius:50%}.dot.low{background:#4ade80}.dot.medium{background:#fbbf24}.dot.high{background:#f87171}.data-table{margin-top:var(--spacing-xl)}.data-table h3{margin-bottom:var(--spacing-md)}.data-table table{width:100%;border-collapse:collapse}.data-table td,.data-table th{padding:var(--spacing-md);text-align:left;border-bottom:1px solid var(--border-color)}.data-table th{background:var(--bg-secondary);font-weight:600}.data-table tr.selected{background:var(--bg-tertiary)}.change-badge{padding:var(--spacing-xs) var(--spacing-sm);border-radius:var(--radius-sm);font-weight:600;font-size:.875rem}.change-badge.low{background:#d1fae5;color:#065f46}.change-badge.medium{background:#fef3c7;color:#92400e}.change-badge.high{background:#fee2e2;color:#991b1b}.explain-button{background:var(--primary);color:#fff;padding:var(--spacing-xs) var(--spacing-md);border:none;border-radius:var(--radius-sm);cursor:pointer;font-size:.875rem}.explain-button:hover:not(:disabled){background:var(--primary-dark)}.change-explanation{background:var(--bg-primary);padding:var(--spacing-xl);border-radius:var(--radius-lg);box-shadow:var(--shadow-md);margin-bottom:var(--spacing-xl)}.explanation-header{margin-bottom:var(--spacing-xl);padding-bottom:var(--spacing-lg);border-bottom:2px solid var(--border-color)}.period-info{display:flex;align-items:center;gap:var(--spacing-md);margin:var(--spacing-md) 0;font-size:1.125rem}.period-label{color:var(--text-secondary)}.period-value{font-weight:600;color:var(--primary)}.arrow{color:var(--text-tertiary);font-size:1.5rem}.change-metric{display:flex;align-items:center;gap:var(--spacing-sm);margin-top:var(--spacing-md)}.metric-value{font-size:1.5rem;font-weight:700;color:var(--primary)}.llm-explanation{margin:var(--spacing-xl) 0}.llm-explanation h3{margin-bottom:var(--spacing-md)}.explanation-content{background:var(--bg-secondary);padding:var(--spacing-lg);border-radius:var(--radius-md);border-left:4px solid var(--primary)}.explanation-content p{margin-bottom:var(--spacing-md);line-height:1.8}.evidence-comparison{margin-top:var(--spacing-xl);padding-top:var(--spacing-xl);border-top:2px solid var(--border-color)}.evidence-comparison h3{margin-bottom:var(--spacing-sm)}.section-description{color:var(--text-secondary);margin-bottom:var(--spacing-lg)}.evidence-grid{display:grid;grid-template-columns:1fr auto 1fr;grid-gap:var(--spacing-lg);gap:var(--spacing-lg);margin:var(--spacing-xl) 0}.evidence-column{min-width:0}.column-header{font-size:1.125rem;margin-bottom:var(--spacing-md);padding:var(--spacing-sm) var(--spacing-md);border-radius:var(--radius-md);text-align:center}.column-header.before{background:#dbeafe;color:#1e40af}.column-header.after{background:#fef3c7;color:#92400e}.evidence-divider{display:flex;align-items:center;justify-content:center;position:relative}.divider-line{position:absolute;width:2px;height:100%;background:var(--border-color)}.divider-icon{background:var(--bg-primary);padding:var(--spacing-sm);font-size:1.5rem;color:var(--text-tertiary);z-index:1}.evidence-list{display:flex;flex-direction:column;gap:var(--spacing-md)}.evidence-card{background:var(--bg-secondary);padding:var(--spacing-md);border-radius:var(--radius-md);border-left:3px solid var(--primary)}.evidence-meta{display:flex;align-items:center;gap:var(--spacing-md);margin-bottom:var(--spacing-sm);font-size:.875rem}.speaker{font-weight:600;color:var(--primary)}.date{color:var(--text-tertiary)}.similarity{margin-left:auto;background:var(--bg-primary);padding:2px var(--spacing-xs);border-radius:var(--radius-sm);font-size:.75rem}.evidence-text{color:var(--text-secondary);line-height:1.6;font-style:italic}.evidence-footer{margin-top:var(--spacing-lg);padding-top:var(--spacing-lg);border-top:1px solid var(--border-color)}.disclaimer{font-size:.875rem;color:var(--text-tertiary);text-align:center}.speaker-analysis{margin-top:var(--spacing-xl);padding:var(--spacing-lg);background:var(--bg-secondary);border-radius:var(--radius-md)}.speaker-list{list-style:none;margin-top:var(--spacing-md)}.speaker-item{display:flex;justify-content:space-between;padding:var(--spacing-sm) var(--spacing-md);border-bottom:1px solid var(--border-color)}.speaker-name{font-weight:500}.speaker-drift{font-family:monospace;color:var(--text-secondary)}.loading-spinner{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:var(--spacing-2xl);text-align:center}.spinner{width:48px;height:48px;border:4px solid var(--border-color);border-top-color:var(--primary);border-radius:50%;animation:spin 1s linear infinite}@keyframes spin{to{transform:rotate(1turn)}}.loading-message{margin-top:var(--spacing-md);color:var(--text-secondary)}.error-box{background:#fee2e2;border:2px solid #fecaca;border-radius:var(--radius-md);padding:var(--spacing-md);margin-bottom:var(--spacing-lg)}.error-content{display:flex;align-items:center;gap:var(--spacing-md)}.error-icon{font-size:1.5rem}.error-message{flex:1 1;color:#991b1b}.dismiss-button{background:none;border:none;font-size:1.25rem;cursor:pointer;color:#991b1b;padding:var(--spacing-xs)}.dismiss-button:hover{opacity:.7}.data-source{background:var(--bg-tertiary);padding:var(--spacing-md);border-radius:var(--radius-md);margin-top:var(--spacing-lg);font-size:.95rem}.data-source a{color:var(--primary);text-decoration:none}.data-source a:hover{text-decoration:underline}.value-proposition{margin:var(--spacing-2xl) 0;padding:var(--spacing-xl);background:var(--bg-primary);border-radius:var(--radius-lg)}.value-proposition h2{text-align:center;margin-bottom:var(--spacing-xl)}.value-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));grid-gap:var(--spacing-lg);gap:var(--spacing-lg)}.value-item{padding:var(--spacing-lg);border-left:4px solid var(--primary);background:var(--bg-secondary);border-radius:var(--radius-md)}.value-item h3{color:var(--primary);margin-bottom:var(--spacing-sm);font-size:1.125rem}.value-item p{color:var(--text-secondary);line-height:1.7}.services{margin:var(--spacing-2xl) 0}.services h2{text-align:center;margin-bottom:var(--spacing-xl)}.services-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));grid-gap:var(--spacing-lg);gap:var(--spacing-lg)}.service-card{background:var(--bg-primary);padding:var(--spacing-xl);border-radius:var(--radius-lg);box-shadow:var(--shadow-md);text-align:center;display:flex;flex-direction:column;transition:transform .2s,box-shadow .2s}.service-card.active:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}.service-card.upcoming{opacity:.7}.service-card h3{font-size:1.25rem;margin-bottom:var(--spacing-md)}.service-card p{color:var(--text-secondary);margin-bottom:var(--spacing-lg);flex-grow:1;line-height:1.6}.how-it-works{margin:var(--spacing-2xl) 0;padding:var(--spacing-xl);background:var(--bg-primary);border-radius:var(--radius-lg)}.how-it-works h2{text-align:center;margin-bottom:var(--spacing-md)}.how-it-works .intro{text-align:center;color:var(--text-secondary);margin-bottom:var(--spacing-lg)}.pipeline{list-style:none;counter-reset:pipeline-counter;max-width:900px;margin:0 auto}.pipeline li{counter-increment:pipeline-counter;position:relative;padding-left:3.5rem;margin-bottom:var(--spacing-xl);line-height:1.7}.pipeline li:before{content:counter(pipeline-counter);position:absolute;left:0;top:0;width:2.5rem;height:2.5rem;background:var(--primary);color:#fff;border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:1.125rem}.pipeline li:after{content:"";position:absolute;left:1.25rem;top:2.5rem;width:2px;height:calc(100% + var(--spacing-xl));background:var(--border-color);z-index:-1}.pipeline li:last-child:after{display:none}.project-context{margin:var(--spacing-2xl) 0;padding:var(--spacing-xl);background:var(--bg-secondary);border-radius:var(--radius-lg);border:2px solid var(--border-color)}.project-context h2{text-align:center;margin-bottom:var(--spacing-lg)}.project-context p{margin-bottom:var(--spacing-md);line-height:1.7}.project-context ul{margin:var(--spacing-md) 0 var(--spacing-lg) var(--spacing-xl);line-height:1.8}.project-context li{margin-bottom:var(--spacing-sm)}.project-context .disclaimer{background:var(--bg-primary);padding:var(--spacing-md);border-radius:var(--radius-md);border-left:4px solid var(--primary);font-size:.9rem;margin-top:var(--spacing-lg);text-align:left}.landing-page footer{margin-top:var(--spacing-2xl);padding-top:var(--spacing-lg);border-top:2px solid var(--border-color);text-align:center;color:var(--text-secondary);font-size:.9rem}@media (max-width:768px){.evidence-grid{grid-template-columns:1fr}.evidence-divider{display:none}.features{grid-template-columns:1fr}.page{padding:var(--spacing-md)}.landing-page h1{font-size:2rem}.hero h2{font-size:1.5rem}.services-grid,.value-grid{grid-template-columns:1fr}.pipeline,.pipeline li{padding:var(--spacing-md)}.pipeline li{padding-left:2.5rem;margin-bottom:var(--spacing-lg);flex-direction:column;gap:var(--spacing-sm)}.pipeline li:before{width:2rem;height:2rem;font-size:.875rem;left:-1rem;top:var(--spacing-md)}.pipeline-emoji{font-size:1.5rem;width:2.5rem;height:2.5rem;margin-right:0;margin-bottom:var(--spacing-xs)}.pipeline li strong{font-size:1rem}.how-it-works h2{font-size:1.75rem}.section-intro{font-size:1rem;padding:var(--spacing-md)}.contact-card{padding:2rem 1.5rem}.contact-link{flex-direction:column;text-align:center;gap:var(--spacing-sm);padding:var(--spacing-md)}.contact-link .link-text{font-size:.9rem}.language-toggle{position:static;margin-top:var(--spacing-md);justify-content:center}.landing-page header{padding:2rem 1rem}.header-content,.page-header-top,.qa-header-top,.search-header-top{flex-direction:column;gap:var(--spacing-md)}.search-header h1{font-size:1.75rem}.search-description{font-size:1rem}.search-input-group{flex-direction:column}.search-button{width:100%}.results-header{gap:var(--spacing-sm)}.result-footer,.results-header{flex-direction:column;align-items:flex-start}.qa-header h1{font-size:1.75rem}.qa-description{font-size:1rem}.source-item{flex-direction:column;align-items:flex-start}}