:root{--bg-primary: #1a1a1a;--bg-secondary: #242424;--bg-card: #2a2a2a;--bg-card-hover: #333333;--border-color: #3a3a3a;--text-primary: #e0e0e0;--text-secondary: #a0a0a0;--text-muted: #707070;--accent-primary: #4db6ac;--accent-hover: #5ec9bd;--success: #66bb6a;--warning: #ffa726;--shadow-sm: 0 1px 3px rgba(0, 0, 0, .3);--shadow-md: 0 4px 12px rgba(0, 0, 0, .4);--radius-sm: 4px;--radius-md: 8px;--radius-lg: 12px;--transition: .2s ease}*{margin:0;padding:0;box-sizing:border-box}body{font-family:Inter,-apple-system,BlinkMacSystemFont,sans-serif;background:var(--bg-primary);color:var(--text-primary);min-height:100vh}.app-container{max-width:1100px;margin:0 auto;padding:1.5rem;min-height:100vh;display:flex;flex-direction:column}.header{text-align:center;padding:1.5rem 0 2rem;border-bottom:1px solid var(--border-color);margin-bottom:2rem}.logo{display:flex;align-items:center;justify-content:center;gap:.5rem;margin-bottom:.5rem}.logo-icon{font-size:1.75rem}.logo h1{font-size:1.5rem;font-weight:600;color:var(--text-primary)}.tagline{color:var(--text-muted);font-size:.9rem;font-size:1.1rem;font-weight:400}.main-content{flex:1;display:flex;flex-direction:column;align-items:center;gap:2rem}.upload-section{width:100%;max-width:600px}.upload-zone{border:2px dashed var(--border-color);border-radius:var(--radius-xl);padding:3rem 2rem;text-align:center;cursor:pointer;transition:all var(--transition);background:var(--bg-card)}.upload-zone:hover,.upload-zone.drag-over{border-color:var(--accent-primary);background:var(--bg-card-hover)}.upload-icon{color:var(--text-muted);margin-bottom:1rem}.upload-zone:hover .upload-icon{color:var(--accent-primary)}.upload-text{font-size:1.25rem;font-weight:500;margin-bottom:.5rem}.upload-subtext{color:var(--text-muted);font-size:.9rem}.processing-section{width:100%;animation:fadeIn .5s ease}@keyframes fadeIn{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.main-card{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-md);padding:1.25rem}.images-row{display:flex;align-items:stretch;gap:1rem}.image-panel{flex:1;min-width:0}.panel-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:.5rem}.panel-title{font-size:.8rem;font-weight:500;color:var(--text-secondary);text-transform:uppercase;letter-spacing:.03em}.panel-badge{font-size:.7rem;font-weight:500;padding:.2rem .4rem;border-radius:var(--radius-sm);background:var(--bg-secondary);color:var(--text-muted)}.panel-badge.success{background:#66bb6a26;color:var(--success)}.arrow-divider{display:flex;align-items:center;justify-content:center;color:var(--text-muted);font-size:1.5rem;padding:0 .5rem;flex-shrink:0}.image-wrapper{background:#1f1f1f;border-radius:var(--radius-sm);overflow:auto;display:flex;align-items:center;justify-content:center;height:280px;max-height:280px}.image-wrapper canvas{max-width:100%;max-height:100%;image-rendering:pixelated;image-rendering:crisp-edges}#resultWrapper canvas{max-width:none;max-height:none}.zoom-control{display:flex;align-items:center;gap:.5rem;margin-top:.5rem;font-size:.75rem;color:var(--text-muted)}.zoom-control input[type=range]{flex:1}#zoomValue{min-width:1.5rem;color:var(--accent-primary);font-weight:500}.card-divider{height:1px;background:var(--border-color);margin:1rem 0}.controls-row{display:flex;align-items:center;gap:1.5rem;flex-wrap:wrap}.info-group{display:flex;gap:1.25rem}.info-item{display:flex;flex-direction:column;gap:.15rem}.info-label{font-size:.65rem;font-weight:500;color:var(--text-muted);text-transform:uppercase;letter-spacing:.03em}.info-value{font-size:1rem;font-weight:600;color:var(--text-primary)}.manual-group{display:flex;align-items:center;gap:.5rem;flex:1;min-width:200px}.manual-group label{font-size:.75rem;color:var(--text-muted);white-space:nowrap}.manual-group input[type=range]{flex:1;min-width:80px}.manual-group span{min-width:1.5rem;font-weight:500;color:var(--text-primary)}.action-group{display:flex;gap:.5rem;margin-left:auto}@media(max-width:768px){.app-container{padding:1rem}.header{padding:1rem 0 1.5rem}.logo h1{font-size:1.25rem}.images-row{flex-direction:column}.arrow-divider{transform:rotate(90deg);padding:.5rem 0}.controls-row{flex-direction:column;align-items:stretch;gap:1rem}.info-group{justify-content:space-around}.manual-group{width:100%}.action-group{margin-left:0;justify-content:center}.upload-zone{padding:2rem 1rem}}.value-display{font-size:1.5rem;font-weight:700;color:var(--accent-primary)}.value-display .unit{font-size:.9rem;font-weight:500;color:var(--text-muted)}.manual-controls{display:flex;align-items:center;gap:1rem;padding:0 1.5rem;border-left:1px solid var(--border-color);border-right:1px solid var(--border-color)}.manual-controls label{font-size:.8rem;font-weight:500;color:var(--text-secondary);white-space:nowrap}.slider-container{display:flex;align-items:center;gap:.75rem}input[type=range]{width:120px;height:6px;-webkit-appearance:none;appearance:none;background:#ffffff1a;border-radius:3px;outline:none}input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;appearance:none;width:16px;height:16px;border-radius:50%;background:var(--accent-primary);cursor:pointer}input[type=range]::-webkit-slider-thumb:hover{background:var(--accent-hover)}.slider-value{min-width:2rem;text-align:center;font-weight:500;color:var(--text-primary)}.action-buttons{display:flex;gap:.75rem}.btn{display:inline-flex;align-items:center;gap:.5rem;padding:.6rem 1.25rem;font-size:.85rem;font-weight:500;border:none;border-radius:var(--radius-sm);cursor:pointer;transition:all var(--transition);font-family:inherit}.btn-primary{background:var(--accent-primary);color:#1a1a1a}.btn-primary:hover{background:var(--accent-hover)}.btn-secondary{background:var(--bg-secondary);color:var(--text-primary);border:1px solid var(--border-color)}.btn-secondary:hover{background:var(--bg-card-hover)}.btn-ghost{background:transparent;color:var(--text-secondary)}.btn-ghost:hover{color:var(--text-primary);background:var(--bg-secondary)}.footer{text-align:center;padding:2rem 0 1rem;color:var(--text-muted);font-size:.85rem}.hidden{display:none!important}@media(max-width:768px){.app-container{padding:1rem}.logo h1{font-size:1.5rem}.tagline{font-size:.95rem}.upload-zone{padding:3rem 1.5rem}.image-comparison{flex-direction:column}.arrow-container{transform:rotate(90deg)}.controls-panel{flex-direction:column;gap:1.5rem}.manual-controls{border:none;padding:0;flex-wrap:wrap;justify-content:center}.detection-info{gap:1.5rem}.action-buttons{width:100%;justify-content:center}}