:root{--bg-color:#0d1117;--panel-bg:#161b22b3;--border-color:#ffffff1a;--primary-color:#0ea5e9;--primary-hover:#0284c7;--axon-color:#22c55e;--myelin-color:#ef4444;--active-tool:#0ea5e933;--text-color:#f1f5f9;--text-muted:#94a3b8;--font-family:"Inter", -apple-system, sans-serif;--danger:#ef4444}*{box-sizing:border-box}body{background-color:var(--bg-color);color:var(--text-color);font-family:var(--font-family);width:100vw;height:100vh;margin:0;padding:0;overflow:hidden}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:0 0}::-webkit-scrollbar-thumb{background:#ffffff26;border-radius:4px}::-webkit-scrollbar-thumb:hover{background:#ffffff4d}.glass{background-color:var(--panel-bg);-webkit-backdrop-filter:blur(12px);border:1px solid var(--border-color);box-shadow:0 8px 32px #00000080}.btn{border:1px solid var(--border-color);color:var(--text-color);cursor:pointer;background:#ffffff0d;border-radius:8px;justify-content:center;align-items:center;gap:8px;padding:8px 16px;font-size:14px;font-weight:500;transition:all .2s;display:flex}.btn:hover{background:#ffffff1a;border-color:#fff3}.btn.primary{background:var(--primary-color);color:#fff;border-color:#0000}.btn.primary:hover{background:var(--primary-hover)}.btn.danger{color:var(--danger);border-color:#ef44444d}.btn.danger:hover{border-color:var(--danger);background:#ef44441a}.btn.active{background:var(--active-tool);border-color:var(--primary-color);color:var(--primary-color)}.btn:disabled{opacity:.5;cursor:not-allowed}input[type=text],input[type=number]{border:1px solid var(--border-color);color:var(--text-color);background:#0000004d;border-radius:6px;outline:none;width:100%;padding:8px 12px;font-size:14px;transition:border-color .2s}input[type=text]:focus,input[type=number]:focus{border-color:var(--primary-color)}h1,h2,h3,p{margin:0}.app-container{background:#0f172a;width:100vw;height:100vh;display:flex;position:relative;overflow:hidden}.sidebar{z-index:10;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);background:#0f172a80;border-right:1px solid #ffffff0d;flex-direction:column;gap:20px;width:260px;height:100%;padding:16px;display:flex;overflow-y:auto}.workspace{background:radial-gradient(circle,#1e293b 0%,#0f172a 100%);flex-direction:column;flex:1;justify-content:center;align-items:center;display:flex;position:relative;overflow:hidden}.workspace.panning{cursor:grabbing!important}.workspace.can-pan{cursor:grab!important}.workspace.drawing{cursor:crosshair!important}.floating-toolbar{-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);z-index:100;background:#1e293bb3;border:1px solid #ffffff1a;border-radius:16px;align-items:center;gap:4px;padding:6px;display:flex;position:absolute;bottom:24px;box-shadow:0 10px 30px #00000080,0 0 0 1px #ffffff0d}.toolbar-group{border-right:1px solid #ffffff1a;align-items:center;gap:4px;padding:0 8px;display:flex}.toolbar-group:last-child{border-right:none}.tool-btn{color:#94a3b8;cursor:pointer;background:0 0;border:none;border-radius:8px;align-items:center;gap:8px;padding:8px 12px;font-size:13px;font-weight:500;transition:all .2s;display:flex}.tool-btn:hover:not(:disabled){color:#fff;background:#ffffff0d}.tool-btn.active{background:var(--primary-color);color:#fff;box-shadow:0 4px 12px #6366f14d}.tool-btn:disabled{opacity:.3;cursor:not-allowed}.tool-btn .legend-dot{border-radius:50%;width:8px;height:8px}.canvas-container{border-radius:4px;position:relative;overflow:hidden;box-shadow:0 0 80px #0009}.canvas-container canvas{display:block}.results-list{flex-direction:column;flex:1;gap:12px;margin-top:8px;display:flex;overflow-y:auto}.result-item{background:#ffffff05;border:1px solid #ffffff0d;border-radius:12px;flex-direction:column;gap:8px;padding:16px;transition:all .2s;display:flex}.result-item:hover{background:#ffffff0d;border-color:#ffffff1a}.result-item.active{border-color:#6366f166;border-left:4px solid var(--primary-color);background:#6366f133;box-shadow:0 4px 12px #0003}.result-item.active .segment-id{color:#fff}.unit-select{color:#94a3b8;cursor:pointer;letter-spacing:.5px;background:#ffffff08;border:1px solid #ffffff1a;border-radius:6px;outline:none;padding:6px 4px;font-size:11px;font-weight:600;transition:all .2s}.unit-select:hover{color:#fff;background:#ffffff14;border-color:#fff3}.unit-select option{color:#fff;background:#1e293b}.drag-drop-overlay{-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);z-index:9999;border:4px dashed var(--primary-color);pointer-events:none;background:#6366f11a;border-radius:24px;flex-direction:column;justify-content:center;align-items:center;margin:16px;animation:.2s ease-out fadeIn;display:flex;position:fixed;inset:0}.drag-drop-overlay h2{color:#fff;text-shadow:0 4px 12px #00000080;margin-top:16px;font-size:24px;font-weight:600}@keyframes fadeIn{0%{opacity:0;transform:scale(1.02)}to{opacity:1;transform:scale(1)}}.result-header{justify-content:space-between;align-items:center;display:flex}.segment-id{text-transform:uppercase;color:var(--text-muted);letter-spacing:1px;font-size:11px}.result-grid{grid-template-columns:1fr 1fr;gap:12px;display:grid}.area-val{cursor:copy;flex-direction:column;gap:2px;display:flex}.area-val label{color:var(--text-muted);text-transform:uppercase;font-size:10px}.area-val span{color:var(--primary-color);font-size:14px;font-weight:600}.area-val:hover span{text-decoration:underline}.area-val span.copied{color:#22c55e;animation:.3s bounce}@keyframes bounce{0%,to{transform:scale(1)}50%{transform:scale(1.2)}}.nav-info{text-align:right;pointer-events:none;flex-direction:column;gap:4px;display:flex;position:absolute;bottom:24px;right:24px}.nav-info span{color:#ffffff4d;text-transform:uppercase;letter-spacing:.5px;font-size:11px}.delete-btn{color:#fff3;cursor:pointer;background:0 0;border:none;border-radius:8px;padding:6px;transition:all .2s}.delete-btn:hover{color:#ef4444;background:#ef44441a}.visibility-btn{color:#fff3;cursor:pointer;background:0 0;border:none;border-radius:8px;padding:6px;transition:all .2s}.visibility-btn:hover{color:var(--primary-color,#3b82f6);background:#0ea5e91a}.tool-section h2{margin-bottom:4px;font-size:16px;font-weight:600}.tool-section h3{text-transform:uppercase;letter-spacing:.5px;color:#cbd5e1;font-size:13px;font-weight:600}.ocr-warning{cursor:help;align-items:center;animation:2s infinite pulse-yellow;display:flex;position:relative}@keyframes pulse-yellow{0%{opacity:.8;transform:scale(1)}50%{opacity:1;transform:scale(1.1)}to{opacity:.8;transform:scale(1)}}.ocr-warning:after{content:attr(title);color:#000;white-space:nowrap;opacity:0;visibility:hidden;z-index:1000;background:#f59e0b;border-radius:6px;padding:6px 10px;font-size:11px;font-weight:600;transition:all .2s;position:absolute;bottom:150%;right:0;box-shadow:0 4px 12px #0000004d}.ocr-warning:hover:after{opacity:1;visibility:visible;bottom:125%}.processing-overlay{-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);z-index:1000;color:#fff;background:#0f172acc;flex-direction:column;justify-content:center;align-items:center;gap:16px;display:flex;position:absolute;inset:0}.spinner{border:3px solid #ffffff1a;border-top-color:var(--primary-color);border-radius:50%;width:32px;height:32px;animation:1s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}.info-box{background:#3b82f61a;border-radius:12px;gap:12px;padding:12px;display:flex}.info-box.warning{background:#f59e0b1a;border:1px solid #f59e0b33}.info-box.warning svg{color:#f59e0b}.info-box p{color:#94a3b8;margin:0;font-size:12px;line-height:1.5}.info-box svg{color:#3b82f6;flex-shrink:0}.smoothness-control{background:#ffffff08;border:1px solid #ffffff0d;border-radius:8px;margin-top:12px;padding:10px}.pulse-btn{justify-content:center;align-items:center;gap:8px;margin-top:4px;animation:2s infinite pulse-glow;display:flex!important}@keyframes pulse-glow{0%{box-shadow:0 0 #6366f166}70%{box-shadow:0 0 0 10px #6366f100}to{box-shadow:0 0 #6366f100}}.text-btn{color:var(--text-muted);cursor:pointer;background:0 0;border:none;border-radius:4px;padding:2px 4px;font-size:10px;transition:all .2s}.text-btn:hover{color:#ef4444;background:#ef44441a}