*{box-sizing:border-box;margin:0;padding:0}:root{--primary-50: #e3f2fd;--primary-100: #bbdefb;--primary-200: #90caf9;--primary-300: #64b5f6;--primary-400: #42a5f5;--primary-500: #1976d2;--primary-600: #1565c0;--primary-700: #0d47a1;--primary-800: #0a3d8f;--primary-900: #062b6e;--gray-50: #f8fafc;--gray-100: #f1f5f9;--gray-200: #e2e8f0;--gray-300: #cbd5e1;--gray-400: #94a3b8;--gray-500: #64748b;--gray-600: #475569;--gray-700: #334155;--gray-800: #1e293b;--gray-900: #0f172a;--success: #10b981;--warning: #f59e0b;--error: #ef4444;--sidebar-width: 340px;--header-height: 80px;--border-radius: 8px;--shadow-sm: 0 1px 2px 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)}body{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:var(--gray-100);color:var(--gray-800);line-height:1.5;min-height:100vh}.app-container{display:flex;flex-direction:column;min-height:100vh;position:relative;background:var(--gray-100)}.cosmic-background,.cosmic-stars,.cosmic-nebula,.cosmic-particles{display:none}.header{background:linear-gradient(135deg,var(--primary-700) 0%,var(--primary-900) 100%);color:#fff;padding:24px 32px;box-shadow:var(--shadow-lg);position:relative;z-index:10;overflow:visible}.header h1,.header .subtitle,.header .description{white-space:nowrap;overflow:visible;text-overflow:clip}.header-content{max-width:1400px;margin:0 auto}.header h1{font-size:32px;font-weight:700;letter-spacing:-.5px;margin-bottom:4px}.header .subtitle{font-size:18px;font-weight:500;opacity:.95;margin-bottom:4px}.header .description{font-size:14px;opacity:.8}.main-content{display:flex;position:relative;z-index:10;flex:1;width:100%;padding:24px;gap:24px}.control-panel{width:var(--sidebar-width);flex-shrink:0;background:#fff;border-radius:var(--border-radius);box-shadow:var(--shadow-md);padding:20px;height:fit-content;position:sticky;top:24px}.panel-section{margin-bottom:24px;padding-bottom:20px;border-bottom:1px solid var(--gray-200)}.panel-section:last-child{margin-bottom:0;padding-bottom:0;border-bottom:none}.section-title{font-size:12px;font-weight:600;text-transform:uppercase;letter-spacing:.5px;color:var(--gray-500);margin-bottom:12px}.btn{display:inline-flex;align-items:center;justify-content:center;padding:12px 20px;font-size:14px;font-weight:600;border:none;border-radius:var(--border-radius);cursor:pointer;transition:all .2s ease;width:100%}.btn-primary{background:var(--primary-500);color:#fff}.btn-primary:hover:not(:disabled){background:var(--primary-600);box-shadow:var(--shadow-md)}.btn-primary:disabled{opacity:.6;cursor:not-allowed}.btn-success{background:var(--success)}.btn-generate{background:linear-gradient(135deg,var(--primary-500) 0%,var(--primary-700) 100%);color:#fff;padding:16px 24px;font-size:16px}.btn-generate:hover:not(:disabled){transform:translateY(-1px);box-shadow:0 4px 12px #1976d266}.btn-generate:disabled{opacity:.6;cursor:not-allowed;transform:none}.btn-cancel{background:linear-gradient(135deg,var(--error) 0%,#c62828 100%);color:#fff;padding:16px 24px;font-size:16px;width:100%;border:none;border-radius:var(--border-radius);cursor:pointer;font-weight:500;transition:all .2s ease}.btn-cancel:hover{transform:translateY(-1px);box-shadow:0 4px 12px #ef444466}.status-badge{display:flex;align-items:center;gap:8px;margin-top:12px;font-size:13px;color:var(--gray-500)}.status-dot{width:8px;height:8px;border-radius:50%;background:var(--gray-300)}.status-dot.active{background:var(--success);box-shadow:0 0 0 3px #10b98133}.toggle-group{display:flex;background:var(--gray-100);border-radius:var(--border-radius);padding:4px}.toggle-btn{flex:1;padding:10px 16px;font-size:13px;font-weight:500;background:transparent;border:none;border-radius:6px;cursor:pointer;color:var(--gray-600);transition:all .2s ease}.toggle-btn.active{background:#fff;color:var(--primary-600);box-shadow:var(--shadow-sm)}.slider-group{margin-bottom:16px}.slider{width:100%;height:6px;-webkit-appearance:none;-moz-appearance:none;appearance:none;background:var(--gray-200);border-radius:3px;outline:none}.slider::-webkit-slider-thumb{-webkit-appearance:none;-moz-appearance:none;appearance:none;width:20px;height:20px;background:var(--primary-500);border-radius:50%;cursor:pointer;box-shadow:0 2px 6px #1976d266;transition:transform .2s ease}.slider::-webkit-slider-thumb:hover{transform:scale(1.1)}.slider-marks{display:flex;justify-content:space-between;margin-top:8px;padding:0 2px}.mark{font-size:12px;color:var(--gray-400);cursor:pointer;padding:4px 6px;border-radius:4px;transition:all .2s ease}.mark:hover{color:var(--primary-500)}.mark.active{color:var(--primary-600);font-weight:600;background:var(--primary-50)}.input-group{margin-top:12px}.input-group label{display:block;font-size:12px;font-weight:500;color:var(--gray-600);margin-bottom:6px}.input-field{width:100%;padding:10px 12px;font-size:14px;border:1px solid var(--gray-300);border-radius:6px;outline:none;transition:border-color .2s ease}.input-field:focus{border-color:var(--primary-400);box-shadow:0 0 0 3px #1976d21a}.input-field.input-error{border-color:var(--error);box-shadow:0 0 0 3px #ef44441a}.error-text{display:block;font-size:11px;color:var(--error);margin-top:4px;font-weight:500}.hint{font-size:11px;color:var(--gray-400);margin-top:8px}.chip-group{display:flex;flex-wrap:wrap;gap:8px}.chip{padding:8px 16px;font-size:13px;font-weight:500;background:var(--gray-100);color:var(--gray-600);border:1px solid var(--gray-200);border-radius:20px;cursor:pointer;transition:all .2s ease}.chip:hover{border-color:var(--primary-300);color:var(--primary-600)}.chip.selected{background:var(--primary-50);color:var(--primary-600);border-color:var(--primary-300)}.colormap-group{display:flex;flex-direction:column;gap:6px}.colormap-btn{display:flex;align-items:center;gap:10px;padding:10px 14px;font-size:13px;font-weight:500;background:var(--gray-50);color:var(--gray-600);border:1px solid var(--gray-200);border-radius:6px;cursor:pointer;transition:all .2s ease}.colormap-btn:hover{border-color:var(--gray-300)}.colormap-btn.selected{background:#fff;border-color:var(--cmap-color, var(--primary-500));color:var(--gray-800);box-shadow:var(--shadow-sm)}.colormap-indicator{width:16px;height:16px;border-radius:4px;background:var(--cmap-color, var(--gray-400))}.select-field{width:100%;padding:10px 12px;font-size:14px;border:1px solid var(--gray-300);border-radius:6px;background:#fff;cursor:pointer;outline:none;transition:border-color .2s ease}.select-field:focus{border-color:var(--primary-400);box-shadow:0 0 0 3px #1976d21a}.slider-value{text-align:center;font-size:14px;font-weight:600;color:var(--primary-600);margin-top:8px;padding:6px 12px;background:var(--primary-50);border-radius:6px}.time-badge{font-size:12px;color:var(--primary-500);margin-left:8px;font-weight:500}.custom-masses{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px;padding:10px;background:var(--gray-50);border-radius:6px;align-items:center}.custom-mass-label{font-size:11px;font-weight:600;text-transform:uppercase;color:var(--gray-500)}.custom-mass-tag{display:inline-flex;align-items:center;gap:6px;padding:4px 10px;background:var(--primary-100);color:var(--primary-700);border-radius:16px;font-size:12px;font-weight:500}.remove-mass-btn{display:flex;align-items:center;justify-content:center;width:16px;height:16px;padding:0;background:var(--primary-200);border:none;border-radius:50%;color:var(--primary-700);cursor:pointer;font-size:14px;line-height:1;transition:background .2s ease}.remove-mass-btn:hover{background:var(--primary-300)}.add-custom-mass{margin-top:12px}.input-with-button{display:flex;gap:8px}.input-with-button .input-field{flex:1}.btn-add{padding:10px 16px;font-size:13px;font-weight:600;background:var(--primary-500);color:#fff;border:none;border-radius:6px;cursor:pointer;transition:background .2s ease;white-space:nowrap}.btn-add:hover:not(:disabled){background:var(--primary-600)}.btn-add:disabled{opacity:.5;cursor:not-allowed}.output-panel{flex:1;background:#050810;border-radius:var(--border-radius);box-shadow:var(--shadow-lg);padding:0;min-height:500px;position:relative;overflow:hidden}.output-panel-content{position:relative;z-index:1;padding:24px}.output-panel:before{content:"";position:absolute;top:0;left:0;right:0;bottom:0;z-index:0;background-image:radial-gradient(3px 3px at 20px 30px,rgba(255,255,255,1),transparent),radial-gradient(2px 2px at 40px 70px,rgba(200,220,255,.9),transparent),radial-gradient(2px 2px at 90px 40px,rgba(255,255,255,1),transparent),radial-gradient(3px 3px at 130px 80px,rgba(100,181,246,.9),transparent),radial-gradient(2px 2px at 160px 120px,rgba(255,255,255,.95),transparent),radial-gradient(4px 4px at 200px 50px,rgba(100,181,246,.8),transparent),radial-gradient(2px 2px at 240px 90px,rgba(255,255,255,1),transparent),radial-gradient(3px 3px at 280px 140px,rgba(200,220,255,.85),transparent),radial-gradient(2px 2px at 320px 30px,rgba(255,255,255,1),transparent),radial-gradient(3px 3px at 360px 100px,rgba(100,181,246,.7),transparent),radial-gradient(2px 2px at 400px 70px,rgba(255,255,255,.95),transparent),radial-gradient(3px 3px at 450px 130px,rgba(200,220,255,.8),transparent),radial-gradient(2px 2px at 50px 150px,rgba(255,255,255,.9),transparent),radial-gradient(3px 3px at 100px 180px,rgba(100,181,246,.75),transparent),radial-gradient(2px 2px at 180px 200px,rgba(255,255,255,1),transparent),radial-gradient(3px 3px at 250px 220px,rgba(200,220,255,.85),transparent),radial-gradient(2px 2px at 350px 190px,rgba(255,255,255,.95),transparent),radial-gradient(4px 4px at 420px 160px,rgba(100,181,246,.7),transparent),radial-gradient(2px 2px at 480px 80px,rgba(255,255,255,1),transparent),radial-gradient(3px 3px at 520px 200px,rgba(200,220,255,.8),transparent),radial-gradient(2px 2px at 560px 120px,rgba(255,255,255,.9),transparent),radial-gradient(3px 3px at 600px 50px,rgba(100,181,246,.85),transparent);background-size:650px 280px;animation:starsDrift 20s linear infinite;pointer-events:none}.output-panel:after{content:"";position:absolute;top:50%;left:50%;width:180%;height:180%;transform:translate(-50%,-50%);z-index:0;pointer-events:none;background:radial-gradient(ellipse at 30% 40%,rgba(25,118,210,.35) 0%,transparent 50%),radial-gradient(ellipse at 70% 60%,rgba(100,181,246,.25) 0%,transparent 45%),radial-gradient(ellipse at center,rgba(59,130,246,.4) 0%,rgba(13,71,161,.2) 40%,transparent 70%);animation:nebulaPulse 2.67s ease-in-out infinite}@keyframes starsDrift{0%{transform:translateY(0) translate(0)}25%{transform:translateY(-40px) translate(30px)}50%{transform:translateY(-80px) translate(0)}75%{transform:translateY(-40px) translate(-30px)}to{transform:translateY(0) translate(0)}}@keyframes nebulaPulse{0%,to{opacity:.7;transform:translate(-50%,-50%) scale(1)}50%{opacity:1;transform:translate(-50%,-50%) scale(1.15)}}.output-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px;padding-bottom:16px;border-bottom:1px solid rgba(100,181,246,.2);position:relative;z-index:1}.output-title{font-size:18px;font-weight:600;color:#e0e7ff;margin:0}.output-controls{display:flex;align-items:center;gap:10px}.colormap-label{font-size:13px;font-weight:500;color:#c8dcffcc}.colormap-select{padding:8px 12px;font-size:13px;font-weight:500;border:1px solid rgba(100,181,246,.3);border-radius:6px;background:#0a1428e6;color:#e0e7ff;cursor:pointer;outline:none;min-width:120px}.colormap-select option{background:#0a1428;color:#e0e7ff;padding:8px}.colormap-select:focus{border-color:var(--primary-400);box-shadow:0 0 0 2px #3b82f666}.colormap-select:disabled{opacity:.6;cursor:not-allowed}.colormap-loading{font-size:12px;color:var(--primary-300);font-weight:500;animation:pulse .33s infinite}.btn-download{padding:8px 16px;font-size:13px;font-weight:600;background:var(--success);color:#fff;border:none;border-radius:6px;cursor:pointer;transition:all .2s ease;margin-left:auto}.btn-download:hover{background:#0ea573;box-shadow:var(--shadow-sm)}@keyframes pulse{0%,to{opacity:1}50%{opacity:.5}}.results-info{display:flex;flex-wrap:wrap;gap:16px;margin-bottom:20px;padding:12px 16px;background:#1976d226;border:1px solid rgba(100,181,246,.2);border-radius:var(--border-radius);font-size:13px;color:#b8c7e0;position:relative;z-index:1}.results-info span{display:flex;align-items:center;gap:4px}.results-info .time-info{margin-left:auto;font-weight:600;color:#4ade80;background:#10b9811a;padding:4px 10px;border-radius:12px}.error-banner{padding:12px 16px;background:#ef444426;border:1px solid rgba(239,68,68,.3);color:#fca5a5;border-radius:var(--border-radius);margin-bottom:16px;font-size:14px;position:relative;z-index:1}.loading-state{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:60px 20px;color:#94a3b8;position:relative;z-index:1}.spinner{width:40px;height:40px;border:3px solid rgba(255,255,255,.1);border-top-color:var(--primary-400);border-radius:50%;animation:spin .33s linear infinite;margin-bottom:16px}@keyframes spin{to{transform:rotate(360deg)}}.loading-hint{font-size:13px;color:#64748b;margin-top:8px}.image-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:12px;justify-content:center;max-width:fit-content;margin:0 auto;position:relative;z-index:1}.image-card{background:#0f172acc;border:1px solid rgba(100,181,246,.2);border-radius:var(--border-radius);overflow:hidden;cursor:pointer;transition:all .2s ease}.image-card:hover{border-color:var(--primary-400);box-shadow:0 0 20px #1976d24d;transform:translateY(-2px)}.image-card img{width:100%;aspect-ratio:1;object-fit:cover;display:block}.image-overlay{padding:8px 10px;background:#0f172ae6;border-top:1px solid rgba(100,181,246,.1)}.mass-label{font-size:14px;font-weight:700;color:var(--primary-300)}.map-label{font-size:11px;font-weight:600;color:#94a3b8}.stats-panel{display:grid;grid-template-columns:repeat(2,1fr);gap:4px;padding:8px 10px;background:#0f172af2;color:#fff}.stat{text-align:center}.stat-label{display:block;font-size:9px;text-transform:uppercase;color:#64748b;margin-bottom:1px}.stat-value{font-size:10px;font-family:JetBrains Mono,monospace;font-weight:500}.grid-container{overflow-x:auto;position:relative;z-index:1}.grid-header{display:flex;gap:8px;margin-bottom:8px}.grid-corner{width:100px;flex-shrink:0}.grid-col-header{flex:1;min-width:150px;padding:12px;background:#1976d233;border:1px solid rgba(100,181,246,.2);border-radius:var(--border-radius);font-size:13px;font-weight:600;color:#93c5fd;text-align:center}.grid-row{display:flex;gap:8px;margin-bottom:8px}.grid-row-header{width:100px;flex-shrink:0;display:flex;flex-direction:column;justify-content:center;padding:12px;background:#0f172a99;border:1px solid rgba(100,181,246,.1);border-radius:var(--border-radius);font-size:13px;font-weight:500;color:#b8c7e0}.seed-label{font-size:10px;color:#64748b;margin-top:4px}.grid-cell{flex:1;min-width:150px;border:1px solid rgba(100,181,246,.2);border-radius:var(--border-radius);overflow:hidden;cursor:pointer;transition:all .2s ease;background:#0f172acc}.grid-cell:hover{border-color:var(--primary-400);box-shadow:0 0 20px #1976d24d}.grid-cell img{width:100%;aspect-ratio:1;object-fit:cover;display:block}.cell-stats{display:flex;justify-content:space-around;padding:8px;background:#0f172af2;color:#b8c7e0;font-size:11px;font-family:JetBrains Mono,monospace}.cell-stats-full{display:flex;flex-direction:column;padding:8px 10px;background:#0f172af2;color:#b8c7e0;font-size:10px;font-family:JetBrains Mono,monospace;gap:4px}.cell-stat-row{display:flex;justify-content:space-between;gap:8px}.cell-stat-row span{white-space:nowrap}.empty-state{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:80px 20px;text-align:center;color:#64748b;position:relative;z-index:1}.empty-icon{font-size:64px;margin-bottom:16px;filter:grayscale(.3)}.empty-state h3{font-size:18px;font-weight:600;color:#94a3b8;margin-bottom:8px}.empty-state p{font-size:14px;max-width:300px;color:#64748b}.footer{padding:20px;text-align:center;background:var(--gray-800);color:var(--gray-400);font-size:13px;position:relative;z-index:10}.footer a{color:var(--primary-300);text-decoration:none}.footer a:hover{text-decoration:underline}.image-viewer-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background:#000000e6;display:flex;align-items:center;justify-content:center;z-index:1000;padding:40px}.image-viewer-container{position:relative;max-height:90vh;background:var(--gray-800);border-radius:var(--border-radius);overflow:hidden;box-shadow:var(--shadow-lg);display:flex;flex-direction:column}.image-viewer-close{position:absolute;top:16px;right:16px;width:40px;height:40px;display:flex;align-items:center;justify-content:center;background:#00000080;color:#fff;border:none;border-radius:50%;font-size:24px;cursor:pointer;z-index:10;transition:background .2s ease}.image-viewer-close:hover{background:#000000b3}.image-viewer-nav{position:absolute;top:50%;transform:translateY(-50%);width:50px;height:80px;display:flex;align-items:center;justify-content:center;background:#00000080;color:#fff;border:none;font-size:48px;cursor:pointer;z-index:10;transition:background .2s ease}.image-viewer-nav:hover{background:#000c}.nav-prev{left:20px;border-radius:8px}.nav-next{right:20px;border-radius:8px}.image-viewer-top-info{display:flex;align-items:center;gap:16px;padding:16px 60px 16px 20px;background:var(--gray-800);color:#fff;flex-wrap:wrap;flex-shrink:0}.image-viewer-img{flex:1;width:100%;max-height:60vh;object-fit:contain;background:var(--gray-900);display:block;margin:0;padding:0}.image-viewer-bottom-stats{display:flex;flex-direction:column;padding:12px 20px;background:var(--gray-800);color:#fff;font-size:14px;font-family:JetBrains Mono,monospace;gap:6px;flex-shrink:0}.image-viewer-bottom-stats .cell-stat-row{display:flex;justify-content:space-between;gap:24px}.image-viewer-bottom-stats .cell-stat-row span{color:var(--gray-300)}.image-viewer-info{padding:20px;background:var(--gray-800);color:#fff}.image-viewer-header{display:flex;align-items:center;gap:16px;margin-bottom:12px;flex-wrap:wrap}.image-viewer-title{font-size:18px;font-weight:600}.image-viewer-mass{font-size:16px;font-weight:600;color:var(--primary-300);background:#1976d233;padding:4px 12px;border-radius:4px}.image-viewer-seed{font-size:13px;color:var(--gray-400);font-family:JetBrains Mono,monospace}.image-viewer-counter{font-size:13px;color:var(--gray-300);background:#ffffff1a;padding:4px 10px;border-radius:4px;font-family:JetBrains Mono,monospace}.image-viewer-hints{display:flex;justify-content:center;gap:24px;padding:10px 20px;background:#0000004d;color:var(--gray-400);font-size:12px;flex-shrink:0}.image-viewer-hints span{display:flex;align-items:center;gap:6px}.error-boundary{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:100vh;padding:40px;background:var(--gray-100);text-align:center}.error-boundary-icon{font-size:64px;margin-bottom:24px}.error-boundary h1{font-size:28px;color:var(--gray-800);margin-bottom:12px}.error-boundary p{color:var(--gray-600);margin-bottom:24px;max-width:500px}.error-boundary button{padding:12px 32px;background:var(--primary-500);color:#fff;border:none;border-radius:var(--border-radius);font-size:16px;font-weight:500;cursor:pointer;transition:background .2s ease}.error-boundary button:hover{background:var(--primary-600)}.viewer-stats{font-size:14px;padding:12px 16px}.viewer-stats .cell-stat-row span{color:var(--gray-300)}@media (max-width: 1024px){.main-content{flex-direction:column}.control-panel{width:100%;position:static}.image-grid{grid-template-columns:repeat(auto-fill,minmax(200px,1fr))}}@media (max-width: 640px){.header{padding:16px}.header h1{font-size:24px}.main-content{padding:16px}.stats-panel{grid-template-columns:repeat(2,1fr)}}