:root{--bg-primary:#0f0f0f;--bg-secondary:#1a1a1a;--bg-tertiary:#252525;--border:#333;--text-primary:#e8e8e8;--text-secondary:#999;--accent:#4f9eff;--accent-hover:#3a8fee;--success:#4caf50;--warning:#ff9800}*{box-sizing:border-box;margin:0;padding:0}body{background:var(--bg-primary);color:var(--text-primary);min-height:100vh;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}#root{min-height:100vh}.app{flex-direction:column;min-height:100vh;display:flex}.app-header{border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;gap:16px;padding:16px 24px;display:flex}.app-header h1{font-size:18px;font-weight:600}.app-brand{align-items:center;gap:12px;min-width:0;display:flex}.brand-logo{object-fit:contain;filter:drop-shadow(0 8px 18px #00000038);border-radius:10px;flex:none;width:40px;height:40px}.app-header .provider-badge{background:var(--bg-tertiary);border:1px solid var(--border);color:var(--text-secondary);border-radius:12px;padding:4px 10px;font-size:12px}.app-main{flex:1;display:flex;overflow:hidden}.panel-left{border-right:1px solid var(--border);flex-direction:column;gap:20px;width:360px;min-width:360px;padding:20px;display:flex;overflow-y:auto}.panel-right{flex-direction:column;flex:1;display:flex;position:relative}.viewer-container{background:var(--bg-secondary);flex:1}.section{background:var(--bg-secondary);border:1px solid var(--border);border-radius:8px;padding:16px}.section h3{text-transform:uppercase;letter-spacing:.5px;color:var(--text-secondary);margin-bottom:12px;font-size:13px;font-weight:600}.dropzone{border:2px dashed var(--border);text-align:center;cursor:pointer;border-radius:8px;padding:24px;transition:all .2s}.dropzone:hover,.dropzone.active{border-color:var(--accent);background:#4f9eff0d}.dropzone p{color:var(--text-secondary);font-size:13px}.dropzone .drop-label{color:var(--text-primary);margin-bottom:4px;font-size:14px}.image-preview{border:1px solid var(--border);border-radius:6px;margin-top:12px;overflow:hidden}.image-preview img{width:100%;height:auto;display:block}.control-group{margin-bottom:12px}.control-group label{color:var(--text-secondary);margin-bottom:4px;font-size:12px;display:block}.control-group input[type=range]{width:100%;accent-color:var(--accent)}.control-group input[type=number]{background:var(--bg-tertiary);border:1px solid var(--border);width:100%;color:var(--text-primary);border-radius:4px;padding:6px 10px;font-size:13px}.control-row{align-items:center;gap:8px;display:flex}.control-row .value{color:var(--accent);text-align:right;min-width:50px;font-size:12px}.checkbox-group{align-items:center;gap:8px;font-size:13px;display:flex}.checkbox-group input[type=checkbox]{accent-color:var(--accent)}.btn{cursor:pointer;border:none;border-radius:6px;width:100%;padding:10px 16px;font-size:14px;font-weight:500;transition:all .2s}.btn-primary{background:var(--accent);color:#fff}.btn-primary:hover:not(:disabled){background:var(--accent-hover)}.btn-primary:disabled{opacity:.5;cursor:not-allowed}.btn-secondary{background:var(--bg-tertiary);color:var(--text-primary);border:1px solid var(--border)}.btn-secondary:hover{background:var(--border)}.status-bar{border-top:1px solid var(--border);color:var(--text-secondary);align-items:center;gap:8px;padding:8px 16px;font-size:12px;display:flex}.status-bar .dot{background:var(--success);border-radius:50%;width:6px;height:6px}.status-bar .dot.loading{background:var(--warning);animation:1s infinite pulse}@keyframes pulse{0%,to{opacity:1}50%{opacity:.4}}.pipeline-steps{flex-direction:column;gap:6px;display:flex}.pipeline-step{background:var(--bg-tertiary);border-radius:4px;align-items:center;gap:8px;padding:6px 8px;font-size:12px;display:flex}.pipeline-step .step-icon{background:var(--border);border-radius:50%;justify-content:center;align-items:center;width:18px;height:18px;font-size:10px;display:flex}.pipeline-step.done .step-icon{background:var(--success);color:#fff}.pipeline-step.active .step-icon{background:var(--accent);color:#fff}.stats{grid-template-columns:1fr 1fr;gap:8px;margin-top:12px;display:grid}.stat{background:var(--bg-tertiary);border-radius:4px;padding:8px 10px}.stat .stat-label{color:var(--text-secondary);text-transform:uppercase;font-size:10px}.stat .stat-value{color:var(--accent);font-size:16px;font-weight:600}.grid-config{gap:8px;display:flex}.grid-config input{flex:1}.detail-level-buttons{gap:6px;display:flex}.btn-detail{border:1px solid var(--border);background:var(--bg-tertiary);color:var(--text-secondary);cursor:pointer;border-radius:6px;flex:1;padding:8px 12px;font-size:12px;font-weight:500;transition:all .2s}.btn-detail:hover{border-color:var(--accent);color:var(--text-primary)}.btn-detail.active{background:var(--accent);border-color:var(--accent);color:#fff}.history-strip{border-top:1px solid var(--border);background:var(--bg-secondary);padding:14px 24px 18px}.history-strip-head{align-items:baseline;gap:12px;margin-bottom:10px;display:flex}.history-strip-head h3{text-transform:uppercase;letter-spacing:.5px;color:var(--text-secondary);font-size:13px;font-weight:600}.history-hint{color:var(--text-secondary);opacity:.7;font-size:11px}.history-empty{color:var(--text-secondary);padding:16px 0;font-size:13px}.history-thumbs{gap:10px;padding-bottom:4px;display:flex;overflow-x:auto}.history-thumb{border:2px solid var(--border);cursor:pointer;background:var(--bg-tertiary);border-radius:8px;flex:none;width:84px;height:84px;padding:0;transition:border-color .15s,transform .15s;position:relative;overflow:hidden}.history-thumb:hover{border-color:var(--accent);transform:translateY(-2px)}.history-thumb.active{border-color:var(--success)}.history-thumb img{object-fit:cover;width:100%;height:100%;display:block}.history-thumb-fallback{width:100%;height:100%;color:var(--text-secondary);justify-content:center;align-items:center;font-size:11px;display:flex}.history-thumb-badge{color:#fff;letter-spacing:.5px;background:#000000a6;border-radius:4px;padding:1px 5px;font-size:9px;font-weight:700;position:absolute;bottom:3px;right:3px}.restored-badge{z-index:5;background:var(--success);color:#fff;letter-spacing:.3px;border-radius:12px;padding:4px 10px;font-size:11px;font-weight:600;position:absolute;top:12px;left:12px}@media (width<=900px){.app-header{flex-direction:column;align-items:flex-start}}