:root{--bg-deep:#03030f;--bg-panel:#08081cd1;--bg-input:#ffffff0a;--bg-input-focus:#00f5ff12;--accent-cyan:#00f5ff;--accent-purple:#b000ff;--accent-green:#00ff9d;--accent-red:#f36;--accent-orange:#f70;--text-primary:#e8eeff;--text-secondary:#7880a0;--text-dim:#3a3f5c;--border-subtle:#00f5ff14;--border-focus:#00f5ff66;--panel-width:340px;--panel-radius:16px;--radius-sm:6px;--radius-md:10px;--transition-fast:.15s ease;--transition-std:.25s ease;--font-ui:"Inter", system-ui, sans-serif;--font-mono:"JetBrains Mono", "Courier New", monospace}*,:before,:after{box-sizing:border-box;margin:0;padding:0}html,body{background:var(--bg-deep);width:100%;height:100%;color:var(--text-primary);font-family:var(--font-ui);-webkit-font-smoothing:antialiased;font-size:13px;line-height:1.5;overflow:hidden}#sim-canvas{touch-action:none;display:block;position:fixed;inset:0}#hud{-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border:1px solid var(--border-subtle);border-radius:var(--radius-md);font-family:var(--font-mono);z-index:100;pointer-events:none;background:#0000008c;align-items:center;gap:6px;padding:6px 14px;font-size:12px;display:flex;position:fixed;top:16px;left:16px}#hud a{pointer-events:auto}.hud-value{color:var(--accent-cyan);text-align:right;min-width:24px;font-weight:500}.hud-label{color:var(--text-secondary)}.hud-sep{color:var(--text-dim);margin:0 2px}.badge{letter-spacing:.03em;border-radius:20px;align-items:center;padding:2px 8px;font-size:11px;font-weight:600;display:inline-flex}.badge.gpu{color:var(--accent-cyan);background:linear-gradient(135deg,#00f5ff26,#b000ff26);border:1px solid #00f5ff4d}.badge.cpu{color:var(--text-secondary);background:#ffffff0f;border:1px solid #ffffff1a}.panel-toggle{z-index:200;border-radius:var(--radius-md);border:1px solid var(--border-subtle);background:var(--bg-panel);width:40px;height:40px;color:var(--text-primary);cursor:pointer;-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);transition:background var(--transition-fast);font-size:18px;display:none;position:fixed;top:16px;right:16px}.panel-toggle:hover{background:#00f5ff1a}#side-panel{width:var(--panel-width);z-index:150;background:var(--bg-panel);-webkit-backdrop-filter:blur(24px)saturate(180%);border-left:1px solid var(--border-subtle);flex-direction:column;gap:0;height:100vh;display:flex;position:fixed;top:0;right:0;overflow:hidden}#side-panel.hidden{transition:transform var(--transition-std);transform:translate(100%)}.panel-scroll{scrollbar-width:thin;scrollbar-color:#00f5ff2e transparent;flex-direction:column;flex:1;padding-bottom:16px;display:flex;overflow:hidden auto}.panel-scroll::-webkit-scrollbar{width:4px}.panel-scroll::-webkit-scrollbar-thumb{background:#00f5ff2e;border-radius:4px}.panel-header{border-bottom:1px solid var(--border-subtle);background:linear-gradient(#00f5ff0a 0%,#0000 100%);padding:24px 20px 16px}.logo{align-items:center;gap:8px;margin-bottom:4px;display:flex}.logo-icon{color:var(--accent-cyan);filter:drop-shadow(0 0 8px var(--accent-cyan));font-size:22px;animation:3s ease-in-out infinite pulse-icon}@keyframes pulse-icon{0%,to{filter:drop-shadow(0 0 6px var(--accent-cyan))}50%{filter:drop-shadow(0 0 16px var(--accent-cyan))}}.logo-text{letter-spacing:-.02em;color:var(--text-primary);font-size:22px;font-weight:700}.logo-zero{color:var(--accent-cyan)}.logo-sub{color:var(--text-secondary);letter-spacing:.05em;text-transform:uppercase;font-size:11px}.panel-section{border-bottom:1px solid var(--border-subtle);padding:16px 20px}.panel-section:last-child{border-bottom:none}.section-title{letter-spacing:.12em;text-transform:uppercase;color:var(--text-secondary);margin-bottom:12px;font-size:10px;font-weight:600}.time-controls{grid-template-columns:1fr 1fr;gap:8px;margin-bottom:14px;display:grid}.btn{border-radius:var(--radius-sm);font-family:var(--font-ui);cursor:pointer;transition:all var(--transition-fast);white-space:nowrap;border:1px solid #0000;justify-content:center;align-items:center;gap:6px;padding:8px 14px;font-size:12px;font-weight:500;display:inline-flex;position:relative;overflow:hidden}.btn:after{content:"";transition:background var(--transition-fast);background:#fff0;position:absolute;inset:0}.btn:hover:after{background:#ffffff0d}.btn:active:after{background:#ffffff1a}.btn-primary{color:var(--accent-cyan);background:#00f5ff1a;border-color:#00f5ff40}.btn-primary.active{background:#00f5ff2e;border-color:#00f5ff80;box-shadow:0 0 12px #00f5ff33}.btn-primary:hover{background:#00f5ff38;border-color:#00f5ff80}.btn-danger{color:var(--accent-red);background:#ff33661a;border-color:#ff336640}.btn-danger:hover{background:#f363;border-color:#ff336680}.btn-success{color:var(--accent-green);background:linear-gradient(135deg,#00ff9d26,#00f5ff1a);border-color:#00ff9d4d}.btn-success:hover{background:linear-gradient(135deg,#00ff9d40,#00f5ff33);border-color:#00ff9d80;box-shadow:0 0 14px #00ff9d33}.btn-full{width:100%;padding:10px;font-size:13px;font-weight:600}.btn-auto-orbit{width:100%;color:var(--text-secondary);border-radius:var(--radius-sm);transition:all var(--transition-fast);cursor:pointer;background:#00ff9d0f;border:1px solid #00ff9d2e;margin-bottom:0;padding:6px 10px;font-size:11px}.btn-auto-orbit.active{color:var(--accent-green);background:#00ff9d21;border-color:#00ff9d73;box-shadow:0 0 10px #00ff9d26}.btn-auto-orbit:hover{background:#00ff9d2e;border-color:#00ff9d80}.orbit-hint{border-radius:var(--radius-sm);color:var(--text-secondary);background:#00ff9d0d;border:1px solid #00ff9d2e;margin-top:8px;padding:7px 10px;font-size:11px;line-height:1.6;animation:.2s fadeIn}.orbit-hint strong{color:var(--accent-green)}.orbit-hint .orbit-icon{margin-right:4px}.orbit-hint .orbit-vel{font-family:var(--font-mono);color:var(--accent-cyan);font-size:10px}@keyframes fadeIn{0%{opacity:0;transform:translateY(-4px)}to{opacity:1;transform:none}}.preset-grid{flex-direction:column;gap:6px;display:flex}.btn-preset{background:var(--bg-input);border:1px solid var(--border-subtle);width:100%;color:var(--text-primary);text-align:left;border-radius:var(--radius-sm);transition:all var(--transition-fast);padding:9px 12px;font-size:12px}.btn-preset:hover{color:var(--accent-cyan);background:#00f5ff14;border-color:#00f5ff40;transform:translate(2px)}.slider-label{color:var(--text-secondary);justify-content:space-between;margin-bottom:8px;font-size:12px;display:flex}.slider-label span:last-child{font-family:var(--font-mono);color:var(--accent-cyan);font-weight:500}.range-slider{appearance:none;background:linear-gradient(90deg, var(--accent-purple), var(--accent-cyan));cursor:pointer;border-radius:4px;outline:none;width:100%;height:4px}.range-slider::-webkit-slider-thumb{-webkit-appearance:none;background:var(--accent-cyan);cursor:pointer;width:16px;height:16px;transition:transform var(--transition-fast), box-shadow var(--transition-fast);border-radius:50%;box-shadow:0 0 8px #00f5ff99}.range-slider::-webkit-slider-thumb:hover{transform:scale(1.2);box-shadow:0 0 14px #00f5ffe6}.slider-ticks{color:var(--text-dim);justify-content:space-between;margin-top:4px;font-size:10px;display:flex}.body-list{scrollbar-width:thin;scrollbar-color:#00f5ff26 transparent;flex-direction:column;gap:6px;max-height:180px;display:flex;overflow:hidden auto}.body-list::-webkit-scrollbar{width:3px}.body-list::-webkit-scrollbar-thumb{background:#00f5ff26;border-radius:3px}.empty-hint{color:var(--text-dim);text-align:center;padding:20px 0;font-size:12px;font-style:italic}.body-item{background:var(--bg-input);border:1px solid var(--border-subtle);border-radius:var(--radius-md);cursor:pointer;transition:all var(--transition-fast);align-items:flex-start;gap:10px;padding:10px;animation:.2s ease-out slideIn;display:flex}@keyframes slideIn{0%{opacity:0;transform:translate(10px)}to{opacity:1;transform:translate(0)}}.body-item:hover{background:#00f5ff0d;border-color:#00f5ff33}.body-item.selected{background:#00f5ff17;border-color:#00f5ff66;box-shadow:0 0 10px #00f5ff1f}.body-dot{border-radius:50%;flex-shrink:0;width:10px;height:10px;margin-top:3px;box-shadow:0 0 6px}.body-info{flex-direction:column;flex:1;gap:2px;min-width:0;display:flex}.body-name{color:var(--text-primary);font-size:12px;font-weight:600}.body-detail{font-family:var(--font-mono);color:var(--text-secondary);font-size:10px}.pos-detail{color:var(--text-dim)}.btn-delete{color:var(--text-dim);cursor:pointer;transition:color var(--transition-fast), background var(--transition-fast);background:0 0;border:none;border-radius:4px;flex-shrink:0;padding:2px 4px;font-size:14px}.btn-delete:hover{color:var(--accent-red);background:#ff33661a}.field-group{margin-bottom:12px}.field-label{color:var(--text-secondary);letter-spacing:.04em;margin-bottom:5px;font-size:11px;font-weight:500;display:block}.mass-row{grid-template-columns:1fr auto;gap:6px;display:grid}.field-input{background:var(--bg-input);border:1px solid var(--border-subtle);border-radius:var(--radius-sm);width:100%;color:var(--text-primary);font-family:var(--font-mono);transition:border-color var(--transition-fast), background var(--transition-fast);appearance:textfield;outline:none;padding:8px 10px;font-size:12px}.field-input::-webkit-outer-spin-button{-webkit-appearance:none}.field-input::-webkit-inner-spin-button{-webkit-appearance:none}.field-input:focus{border-color:var(--border-focus);background:var(--bg-input-focus);box-shadow:0 0 0 2px #00f5ff14}.field-input::placeholder{color:var(--text-dim)}.field-select{background:var(--bg-input);border:1px solid var(--border-subtle);border-radius:var(--radius-sm);color:var(--text-primary);font-family:var(--font-ui);cursor:pointer;transition:border-color var(--transition-fast);outline:none;padding:8px;font-size:12px}.field-select:focus{border-color:var(--border-focus)}.field-fieldset{border:1px solid var(--border-subtle);border-radius:var(--radius-md);margin-bottom:10px;padding:10px 10px 8px}.field-legend{color:var(--text-secondary);letter-spacing:.06em;text-transform:uppercase;padding:0 4px;font-size:10px;font-weight:500}.xyz-row{grid-template-columns:1fr 1fr 1fr;gap:6px;display:grid}.xyz-field{flex-direction:column;gap:4px;display:flex}.xyz-field label{color:var(--text-dim);letter-spacing:.06em;text-transform:uppercase;text-align:center;font-size:10px}.xyz-input{text-align:center;padding:6px 4px}.mass-preview{font-family:var(--font-mono);color:var(--accent-cyan);background:#00f5ff12;border:1px solid #00f5ff26;border-radius:20px;margin-top:5px;padding:2px 8px;font-size:11px;display:inline-block}.mass-preview.bh{color:var(--accent-orange);background:#ff770014;border-color:#ff770040}.form-error{color:var(--accent-red);opacity:0;min-height:14px;transition:opacity var(--transition-std);margin-bottom:8px;font-size:11px}.body-tooltip{background:var(--bg-panel);border:1px solid var(--border-subtle);border-radius:var(--radius-md);color:var(--text-primary);pointer-events:none;opacity:0;transition:opacity var(--transition-fast);z-index:300;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);padding:8px 12px;font-size:11px;position:fixed}.body-tooltip.visible{opacity:1}@media (width<=768px){:root{--panel-width:100vw}.panel-toggle{justify-content:center;align-items:center;display:flex}#hud{top:60px}#side-panel{border-left:none;border-top:1px solid var(--border-subtle);border-radius:16px 16px 0 0;height:60vh;top:auto;bottom:0}#side-panel.hidden{transform:translateY(100%)}}::-webkit-scrollbar{width:5px;height:5px}::-webkit-scrollbar-track{background:0 0}::-webkit-scrollbar-thumb{background:#ffffff14;border-radius:5px}