:root{font-family:system-ui,Avenir,Helvetica,Arial,sans-serif;line-height:1.5;font-weight:400;color-scheme:light dark;color:#ffffffde;background-color:#242424;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}a{font-weight:500;color:#646cff;text-decoration:inherit}a:hover{color:#535bf2}body{margin:0;display:flex;place-items:center;min-width:320px;min-height:100vh}h1{font-size:3.2em;line-height:1.1}button{border-radius:8px;border:1px solid transparent;padding:.6em 1.2em;font-size:1em;font-weight:500;font-family:inherit;background-color:#1a1a1a;cursor:pointer;transition:border-color .25s}button:hover{border-color:#646cff}button:focus,button:focus-visible{outline:4px auto -webkit-focus-ring-color}@media(prefers-color-scheme:light){:root{color:#213547;background-color:#fff}a:hover{color:#747bff}button{background-color:#f9f9f9}}.pc-simulation-controls{display:flex;align-items:center;gap:1rem;padding:1.25rem 1.5rem;background:linear-gradient(135deg,#ffffff0d,#ffffff05);border-top:1px solid rgba(255,255,255,.08);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.pc-control-btn{padding:.75rem 1.5rem;border:1px solid rgba(255,255,255,.15);border-radius:10px;background:linear-gradient(135deg,#ffffff14,#ffffff08);color:#d4d9e8;font-size:.95rem;font-weight:600;cursor:pointer;transition:all .3s cubic-bezier(.4,0,.2,1);white-space:nowrap;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);display:flex;align-items:center;gap:.5rem}.pc-control-btn:hover:not(:disabled){background:linear-gradient(135deg,#ffffff26,#ffffff14);border-color:#667eea66;color:#fff;transform:translateY(-2px);box-shadow:0 4px 12px #667eea33}.pc-control-btn:active:not(:disabled){background:linear-gradient(135deg,#667eea33,#764ba21a);transform:translateY(-1px)}.pc-control-btn:disabled{opacity:.35;cursor:not-allowed}.pc-control-btn-primary{background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;border-color:transparent;box-shadow:0 4px 12px #667eea66;font-weight:700}.pc-control-btn-primary:hover:not(:disabled){background:linear-gradient(135deg,#7a8ff5,#8a5cb4);border-color:transparent;box-shadow:0 8px 20px #667eea80;transform:translateY(-3px)}.pc-control-btn-primary:active:not(:disabled){background:linear-gradient(135deg,#5a6fd5,#6a4b92);transform:translateY(-1px)}.pc-control-btn-toggle.active{background:linear-gradient(135deg,#10b981,#059669);color:#fff;border-color:transparent;box-shadow:0 4px 12px #10b98166;font-weight:700}.pc-control-btn-toggle.active:hover{background:linear-gradient(135deg,#34d399,#10b981);box-shadow:0 8px 20px #10b98180;transform:translateY(-2px)}.pc-control-divider{width:1px;height:28px;background:linear-gradient(180deg,transparent 0%,rgba(255,255,255,.1) 50%,transparent 100%);margin:0 .5rem}:root{--primary-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);--success-gradient: linear-gradient(135deg, #10b981 0%, #059669 100%);--warning-gradient: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);--danger-gradient: linear-gradient(135deg, #ef4444 0%, #dc2626 100%);--bg-dark-primary: #0f1419;--bg-dark-secondary: #1a1f2e;--bg-dark-tertiary: #252d3d;--text-primary: #ffffff;--text-secondary: #d4d9e8;--text-tertiary: #9ca3af;--border-color: rgba(255, 255, 255, .1);--border-color-light: rgba(255, 255, 255, .05)}.orbital-tools{padding:1.5rem;background:linear-gradient(180deg,var(--bg-dark-primary) 0%,var(--bg-dark-secondary) 100%);height:100%;color:var(--text-secondary);overflow-y:auto;border-right:1px solid var(--border-color)}.orbital-tools::-webkit-scrollbar{width:6px}.orbital-tools::-webkit-scrollbar-track{background:transparent}.orbital-tools::-webkit-scrollbar-thumb{background:#ffffff1a;border-radius:3px}.orbital-tools::-webkit-scrollbar-thumb:hover{background:#fff3}.orbital-tools-title{margin:0 0 2rem;font-size:1.5rem;font-weight:800;color:var(--text-primary);display:flex;align-items:center;gap:.75rem;padding-bottom:1.5rem;border-bottom:2px solid var(--border-color);letter-spacing:-.5px}.orbital-tools-title:before{content:"🛰️";font-size:1.75rem;display:flex;align-items:center}.orbital-section{margin-bottom:2rem;background:var(--bg-dark-tertiary);border-radius:16px;padding:1.25rem;border:1px solid var(--border-color);transition:all .3s ease}.orbital-section:hover{border-color:#667eea4d;background:linear-gradient(135deg,var(--bg-dark-tertiary) 0%,rgba(102,126,234,.05) 100%)}.orbital-section-header{display:flex;align-items:center;gap:.625rem;margin-bottom:1.125rem;font-size:.75rem;font-weight:700;text-transform:uppercase;letter-spacing:1px;color:#667eea}.orbital-section-icon{font-size:1.1rem}.orbital-controls-row{display:flex;gap:.75rem}.orbital-btn{flex:1;display:flex;align-items:center;justify-content:center;gap:.5rem;padding:.875rem 1rem;border:none;border-radius:12px;font-size:.95rem;font-weight:600;cursor:pointer;transition:all .25s ease;font-family:inherit;box-shadow:0 4px 12px #0000004d}.orbital-btn-play{background:var(--success-gradient);color:#fff}.orbital-btn-play:hover{transform:translateY(-2px);box-shadow:0 6px 24px #10b98159}.orbital-btn-play:active{transform:translateY(0)}.orbital-btn-pause{background:var(--warning-gradient);color:#fff}.orbital-btn-pause:hover{transform:translateY(-2px);box-shadow:0 6px 24px 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.25rem;color:#667eea;font-weight:500}.pc-lab-card{position:relative;display:flex;flex-direction:column;align-items:center;padding:2.5rem 2rem;background:linear-gradient(135deg,#ffffff14,#ffffff08);border:1px solid rgba(255,255,255,.12);border-radius:24px;cursor:pointer;transition:all .4s cubic-bezier(.4,0,.2,1);text-align:center;font-family:inherit;box-shadow:0 8px 24px #0003,inset 0 1px #ffffff1a;overflow:hidden;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.pc-lab-card:before{content:"";position:absolute;top:0;left:0;right:0;height:6px;background:linear-gradient(90deg,var(--card-color, #667eea) 0%,var(--card-color-light, #764ba2) 100%);transform:scaleX(0);transform-origin:left;transition:transform .4s cubic-bezier(.4,0,.2,1)}.pc-lab-card:after{content:"";position:absolute;inset:0;background:radial-gradient(circle at 30% 20%,rgba(102,126,234,.15) 0%,transparent 50%);opacity:0;transition:opacity .4s 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