@import"https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap";:root{--bg: #ffffff;--fg: #000000;--border-light: #e6e6e6;--border-dark: #000000;--text-muted: #666666;--font-main: "Inter", -apple-system, BlinkMacSystemFont, "Helvetica Neue", Helvetica, sans-serif;--spacing-xs: 4px;--spacing-sm: 8px;--spacing-md: 16px;--spacing-lg: 24px;--spacing-xl: 40px;--spacing-xxl: 64px}*{box-sizing:border-box;margin:0;padding:0;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{font-family:var(--font-main);background-color:var(--bg);color:var(--fg);line-height:1.4;overflow-x:hidden;width:100vw}.txt-micro{font-size:9px;text-transform:uppercase;letter-spacing:.05em;font-weight:500;color:var(--text-muted)}.txt-label{font-size:11px;text-transform:uppercase;letter-spacing:.02em;font-weight:600}.txt-body{font-size:16px;line-height:1.5;color:var(--fg)}.txt-h3{font-size:24px;font-weight:600;line-height:1.3}.txt-h2{font-size:32px;font-weight:700;line-height:1.2}.txt-h1{font-size:48px;font-weight:800;line-height:1.1}.txt-evidence{font-size:14px;font-style:italic;color:var(--text-muted)}.status-dot{width:6px;height:6px;background-color:#0f0;border-radius:50%;display:inline-block;animation:pulse 2s infinite}@keyframes pulse{0%,to{opacity:1}50%{opacity:.5}}.app{min-height:100vh;display:flex;flex-direction:column;padding:var(--spacing-lg);max-width:800px;margin:0 auto}.header{display:flex;justify-content:space-between;align-items:center;padding:var(--spacing-md) 0;margin-bottom:var(--spacing-xl)}.engine-status{display:flex;align-items:center;gap:var(--spacing-sm)}.hero{text-align:center;padding:var(--spacing-xl) 0;margin-bottom:var(--spacing-xl)}.hero h2{margin-bottom:var(--spacing-md)}.hero p{color:var(--text-muted);max-width:600px;margin:0 auto}.comparison-form{width:100%}.input-group{display:flex;gap:var(--spacing-md);flex-direction:column}.topic-input{width:100%;padding:var(--spacing-md);font-size:18px;font-family:var(--font-main);border:1px solid var(--border-light);border-radius:8px;outline:none;transition:border-color .2s}.topic-input:focus{border-color:var(--border-dark)}.topic-input:disabled{opacity:.6;cursor:not-allowed}.submit-button{padding:var(--spacing-md) var(--spacing-lg);font-size:14px;font-weight:600;font-family:var(--font-main);background-color:var(--fg);color:var(--bg);border:none;border-radius:100px;cursor:pointer;transition:opacity .2s}.submit-button:disabled{opacity:.5;cursor:not-allowed}.submit-button:hover:not(:disabled){opacity:.8}.comparison-result{width:100%}.comparison-result.loading{display:flex;flex-direction:column;align-items:center;gap:var(--spacing-md);padding:var(--spacing-xl)}.comparison-header{display:flex;align-items:center;justify-content:center;gap:var(--spacing-md);margin-bottom:var(--spacing-xl);text-align:center;flex-wrap:wrap}.vs-divider{font-weight:800;font-size:14px;padding:0 var(--spacing-sm)}.similarities-list{display:flex;flex-direction:column;gap:var(--spacing-lg);margin-bottom:var(--spacing-xl)}.similarity-item{padding:var(--spacing-lg);border:1px solid var(--border-light);border-radius:8px;background-color:var(--bg)}.similarity-header{display:flex;align-items:flex-start;gap:var(--spacing-sm);margin-bottom:var(--spacing-sm)}.category-badge{padding:4px 8px;font-size:11px;font-weight:600;text-transform:uppercase;border-radius:4px;background-color:var(--border-light);white-space:nowrap}.similarity-description{margin-bottom:var(--spacing-sm)}.similarity-evidence{margin-top:var(--spacing-sm)}.conclusion{padding:var(--spacing-xl);border:2px solid var(--border-dark);border-radius:8px;margin-bottom:var(--spacing-xl);text-align:center}.conclusion-text{font-weight:600}.result-actions{display:flex;gap:var(--spacing-md);justify-content:center;flex-wrap:wrap}.btn-primary,.btn-secondary{padding:var(--spacing-md) var(--spacing-lg);font-size:14px;font-weight:600;font-family:var(--font-main);border:none;border-radius:100px;cursor:pointer;transition:opacity .2s}.btn-primary{background-color:var(--fg);color:var(--bg)}.btn-secondary{background-color:var(--border-light);color:var(--fg)}.btn-primary:hover,.btn-secondary:hover{opacity:.8}@media(max-width:640px){.txt-h1{font-size:32px}.txt-h2{font-size:24px}.comparison-header{flex-direction:column;gap:var(--spacing-sm)}.input-group{gap:var(--spacing-sm)}.result-actions{flex-direction:column}.btn-primary,.btn-secondary{width:100%}}.txt-body{font-size:13px;font-weight:400;color:var(--text-muted);line-height:1.5}.txt-h1{font-size:42px;font-weight:800;letter-spacing:-.04em;line-height:1.1;text-transform:uppercase}.txt-h2{font-size:24px;font-weight:700;letter-spacing:-.02em;line-height:1.1;text-transform:uppercase}.txt-h3{font-size:15px;font-weight:600;letter-spacing:-.01em;text-transform:uppercase}.superscript{vertical-align:super;font-size:.5em;font-weight:500}.hairline-top{border-top:1px solid var(--border-light)}.hairline-bottom{border-bottom:1px solid var(--border-light)}.hairline-dark-bottom{border-bottom:2px solid var(--border-dark)}.container{padding-left:var(--spacing-md);padding-right:var(--spacing-md)}header{display:flex;justify-content:space-between;align-items:center;padding:var(--spacing-md);border-bottom:1px solid var(--border-light);background:var(--bg);position:sticky;top:0;z-index:100}.nav-left{display:flex;align-items:center;gap:8px}.status-dot{width:6px;height:6px;background:var(--fg);border-radius:50%;animation:pulse 2s infinite}.circle-btn{width:32px;height:32px;border-radius:50%;background:var(--fg);color:var(--bg);display:flex;align-items:center;justify-content:center;font-size:18px}.hero{padding:var(--spacing-xl) var(--spacing-md) var(--spacing-lg);text-align:center}.hero-context{margin-top:var(--spacing-xs);color:var(--text-muted);font-size:11px;font-family:monospace;letter-spacing:-.02em}@keyframes pulse{0%{opacity:1}50%{opacity:.2}to{opacity:1}}