:root{--bg-base:#0c0c10;--bg-surface:#14141c99;--bg-elevated:#1e1e2880;--bg-panel:#0e0e14d9;--text-primary:#e8e8ed;--text-secondary:#9ca3af;--text-muted:#6b7280;--border-default:#ffffff14;--border-subtle:#ffffff0d;--border-emphasis:#ffffff1f;--border-glass:#ffffff1a;--accent-primary:#34d399;--accent-primary-soft:#34d39926;--accent-primary-glow:#34d39940;--accent-secondary:#60a5fa;--accent-secondary-soft:#60a5fa1f;--accent-danger:#f87171;--accent-danger-soft:#f871711f;--accent-warning:#fbbf24;--state-hover:#ffffff0a;--state-active:#ffffff0f;--state-focus:#34d39926;--space-xs:4px;--space-sm:8px;--space-md:12px;--space-lg:16px;--space-xl:20px;--space-2xl:24px;--space-3xl:32px;--radius-sm:6px;--radius-md:8px;--radius-lg:10px;--radius-xl:14px;--shadow-sm:0 1px 3px #0003;--shadow-md:0 4px 16px #00000040;--shadow-lg:0 8px 32px #00000059;--shadow-soft:0 2px 12px #00000026;--shadow-glow-primary:0 0 20px #34d39926;--shadow-glow-secondary:0 0 20px #60a5fa1f;--shadow-glow-danger:0 0 20px #f8717126;--glass-bg:#12121ab3;--glass-border:#ffffff14;--glass-blur:16px;--transition-fast:.15s ease;--transition-normal:.2s ease;--transition-slow:.3s ease;--transition-spring:.25s cubic-bezier(.34, 1.56, .64, 1)}*{box-sizing:border-box;margin:0;padding:0}body{background:var(--bg-base);color:var(--text-primary);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,system-ui,sans-serif;overflow:hidden}input,button,select{font-family:inherit}.app-container{width:100vw;height:100vh;display:flex}.main-canvas{background:radial-gradient(#34d39908 0%,#0000 70%),linear-gradient(#0c0c10 0%,#0e0e14 100%);flex:1;position:relative}.canvas-stage{width:100%;height:100%;position:relative;overflow:hidden}.canvas-rotation-overlay{pointer-events:none;width:100%;height:100%;position:absolute;inset:0}.canvas-rotation-link{stroke:#34d399a6;stroke-width:1.5px;stroke-dasharray:6 6;transition:stroke var(--transition-normal), stroke-width var(--transition-normal), opacity var(--transition-normal)}.canvas-rotation-link.active{stroke:#7fffd4f2;stroke-width:2px}.canvas-rotation-ring{fill:none;stroke:#34d3992e;stroke-width:1.5px;transition:stroke var(--transition-normal), stroke-width var(--transition-normal)}.canvas-rotation-ring.active{stroke:#7fffd466;stroke-width:2px}.canvas-rotation-badge{-webkit-backdrop-filter:blur(10px);color:var(--text-primary);letter-spacing:.2px;pointer-events:none;white-space:nowrap;transition:border-color var(--transition-normal), transform var(--transition-normal), box-shadow var(--transition-normal), background var(--transition-normal);background:#0a1012e0;border:1px solid #34d39947;border-radius:999px;padding:8px 12px;font-size:12px;font-weight:500;position:absolute;transform:translate(-50%,-50%);box-shadow:0 10px 32px #00000047}.canvas-rotation-badge.active{background:#0c1416f0;border-color:#7fffd47a;transform:translate(-50%,-50%)scale(1.03);box-shadow:0 14px 38px #00000059,0 0 0 1px #7fffd414}.canvas-rotation-handle{cursor:crosshair;width:28px;height:28px;transition:transform var(--transition-normal), border-color var(--transition-normal), box-shadow var(--transition-normal);background:#0a1012eb;border:1px solid #34d39966;border-radius:50%;justify-content:center;align-items:center;display:inline-flex;position:absolute;transform:translate(-50%,-50%);box-shadow:0 10px 28px #00000059,0 0 0 6px #34d39914}.canvas-rotation-handle:hover{border-color:#34d399b3;transform:translate(-50%,-50%)scale(1.06);box-shadow:0 12px 32px #0006,0 0 0 8px #34d3991f}.canvas-rotation-handle.active{border-color:#7fffd4cc;transform:translate(-50%,-50%)scale(1.08);box-shadow:0 14px 34px #0000006b,0 0 0 10px #7fffd424}.canvas-rotation-handle:active{transform:translate(-50%,-50%)scale(.98)}.canvas-rotation-handle-dot{background:linear-gradient(#7fffd4 0%,#34d399 100%);border-radius:50%;width:10px;height:10px;box-shadow:0 0 16px #34d39973}.sidebar{background:var(--glass-bg);width:200px;-webkit-backdrop-filter:blur(var(--glass-blur));border-right:1px solid var(--glass-border);padding:var(--space-xl);gap:var(--space-xl);box-shadow:var(--shadow-lg);z-index:10;flex-direction:column;display:flex}.sidebar-title{color:var(--text-primary);padding-bottom:var(--space-lg);border-bottom:1px solid var(--border-default);letter-spacing:.3px;font-size:15px;font-weight:600}.sidebar-section{gap:var(--space-sm);flex-direction:column;display:flex}.sidebar-section-title{color:var(--text-muted);text-transform:uppercase;letter-spacing:1.5px;font-size:10px;font-weight:600}.sidebar-tools{gap:var(--space-xs);flex-direction:column;display:flex}.sidebar-actions{gap:var(--space-sm);display:flex}.expandable-panel{border-radius:var(--radius-md);transition:all var(--transition-normal);flex-direction:column;display:flex}.panel-header{justify-content:flex-start;width:100%}.panel-header.expanded{background:var(--bg-elevated);border-color:var(--border-emphasis)}.panel-chevron{color:var(--text-muted);transition:transform var(--transition-normal);margin-left:auto}.panel-header.expanded .panel-chevron{color:var(--accent-primary)}.panel-submenu{gap:var(--space-xs);margin-top:var(--space-sm);padding:var(--space-sm);background:var(--bg-surface);border-radius:var(--radius-md);border:1px solid var(--border-subtle);flex-direction:column;display:flex}.submenu-item{padding:var(--space-sm) var(--space-md);justify-content:flex-start}.submenu-item.active{background:var(--accent-primary-soft);border-color:var(--accent-primary);color:var(--accent-primary);box-shadow:var(--shadow-glow-primary)}.sidebar-hint{padding:var(--space-md);background:var(--accent-primary-soft);border-radius:var(--radius-md);color:var(--accent-primary);justify-content:space-between;align-items:center;gap:var(--space-md);border:1px solid #34d39933;font-size:12px;display:flex}.btn{justify-content:center;align-items:center;gap:var(--space-sm);padding:var(--space-sm) var(--space-md);border-radius:var(--radius-md);cursor:pointer;transition:all var(--transition-normal);color:var(--text-secondary);background:0 0;border:1px solid #0000;font-size:13px;font-weight:450;line-height:1.4;display:inline-flex;position:relative;overflow:hidden}.btn:disabled{opacity:.4;cursor:not-allowed}.btn:focus-visible{box-shadow:0 0 0 2px var(--bg-base), 0 0 0 4px var(--accent-primary);outline:none}.btn:active:not(:disabled){transform:scale(.97)}.btn-ghost{color:var(--text-secondary);background:0 0;border-color:#0000}.btn-ghost:hover:not(:disabled){background:var(--state-hover);border-color:var(--border-default);color:var(--text-primary)}.btn-ghost:active:not(:disabled){background:var(--state-active)}.btn-ghost.active,.btn-ghost[aria-pressed=true]{background:var(--accent-primary-soft);border-color:var(--accent-primary);color:var(--accent-primary);box-shadow:var(--shadow-glow-primary)}.btn-outline{background:var(--bg-surface);border-color:var(--border-default);color:var(--text-secondary);-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}.btn-outline:hover:not(:disabled){background:var(--bg-elevated);border-color:var(--border-emphasis);color:var(--text-primary)}.btn-outline:active:not(:disabled){background:var(--bg-surface)}.btn-outline.active,.btn-outline[aria-pressed=true]{background:var(--accent-primary-soft);border-color:var(--accent-primary);color:var(--accent-primary);box-shadow:var(--shadow-glow-primary)}.btn-solid{background:var(--accent-primary);border-color:var(--accent-primary);color:#0c0c10;font-weight:600}.btn-solid:hover:not(:disabled){box-shadow:var(--shadow-glow-primary);background:#2dc48d;border-color:#2dc48d}.btn-solid:active:not(:disabled){background:#28b37f}.btn-danger{color:var(--accent-danger);background:0 0;border-color:#f871714d}.btn-danger:hover:not(:disabled){background:var(--accent-danger-soft);border-color:var(--accent-danger);color:var(--accent-danger);box-shadow:var(--shadow-glow-danger)}.btn-danger:active:not(:disabled){background:#f871712e}.btn-sm{padding:var(--space-xs) var(--space-sm);font-size:12px}.btn-lg{padding:var(--space-md) var(--space-lg);font-size:14px}.btn-icon{justify-content:center;align-items:center;width:20px;display:flex}.btn-icon svg{width:18px;height:18px}.btn-label{font-size:13px}.control-panel{background:var(--glass-bg);width:280px;-webkit-backdrop-filter:blur(var(--glass-blur));border-left:1px solid var(--glass-border);padding:var(--space-xl);gap:var(--space-lg);box-shadow:var(--shadow-lg);z-index:10;flex-direction:column;display:flex}.control-panel-empty{height:100%;color:var(--text-muted);justify-content:center;align-items:center;font-size:13px;line-height:1.5;display:flex}.control-panel-header{padding-bottom:var(--space-md);border-bottom:1px solid var(--border-default);justify-content:space-between;align-items:center;display:flex}.control-panel-header h3{color:var(--text-primary);font-size:14px;font-weight:500}.control-group{gap:var(--space-sm);padding:var(--space-md);background:var(--bg-surface);border:1px solid var(--border-subtle);border-radius:var(--radius-lg);-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);flex-direction:column;display:flex}.control-group label{color:var(--text-secondary);text-transform:uppercase;letter-spacing:.8px;font-size:11px;font-weight:500}.control-hint{color:var(--text-muted);font-size:12px;line-height:1.5}.control-group input[type=text],.control-group input[type=number]{width:100%;padding:var(--space-sm) var(--space-md);background:var(--bg-elevated);border:1px solid var(--border-default);color:var(--text-primary);border-radius:var(--radius-md);transition:all var(--transition-normal);font-size:13px}.control-group input[type=text]:focus,.control-group input[type=number]:focus{border-color:var(--accent-primary);box-shadow:0 0 0 3px var(--accent-primary-soft);outline:none}.control-group input[type=text]:hover:not(:focus),.control-group input[type=number]:hover:not(:focus){border-color:var(--border-emphasis)}.control-group input[type=range]{background:var(--bg-elevated);border-radius:var(--radius-sm);appearance:none;cursor:pointer;width:100%;height:4px}.control-group input[type=range]::-webkit-slider-thumb{appearance:none;background:var(--accent-primary);cursor:pointer;width:16px;height:16px;transition:all var(--transition-spring);border-radius:50%;box-shadow:0 2px 8px #34d3994d}.control-group input[type=range]::-webkit-slider-thumb:hover{transform:scale(1.15);box-shadow:0 2px 12px #34d39966}.control-group input[type=range]::-webkit-slider-thumb:active{transform:scale(1.05)}.control-group input[type=range]::-moz-range-thumb{background:var(--accent-primary);cursor:pointer;width:16px;height:16px;transition:all var(--transition-spring);border:none;border-radius:50%;box-shadow:0 2px 8px #34d3994d}.custom-select{width:100%;position:relative}.custom-select-trigger{width:100%;padding:var(--space-sm) var(--space-md);background:var(--bg-elevated);border:1px solid var(--border-default);border-radius:var(--radius-md);color:var(--text-primary);cursor:pointer;transition:all var(--transition-normal);justify-content:space-between;align-items:center;font-size:13px;display:flex}.custom-select-trigger:hover{border-color:var(--border-emphasis)}.custom-select-trigger.open{border-color:var(--accent-primary);box-shadow:0 0 0 3px var(--accent-primary-soft)}.custom-select-value{text-align:left;white-space:nowrap;text-overflow:ellipsis;flex:1;overflow:hidden}.custom-select-arrow{color:var(--text-secondary);transition:transform var(--transition-normal);align-items:center;display:flex}.custom-select-arrow.rotated{transform:rotate(180deg)}.custom-select-dropdown{z-index:100;-webkit-backdrop-filter:blur(12px);border:1px solid var(--border-default);border-radius:var(--radius-md);box-shadow:var(--shadow-md);padding:var(--space-xs);background:#14141ef2;flex-direction:column;gap:2px;max-height:240px;display:flex;position:absolute;top:calc(100% + 4px);left:0;right:0;overflow-y:auto}.custom-select-option{width:100%;padding:var(--space-sm) var(--space-md);border-radius:var(--radius-sm);color:var(--text-secondary);cursor:pointer;transition:all var(--transition-fast);text-align:left;background:0 0;border:none;align-items:center;font-size:13px;display:flex}.custom-select-option:hover{background:var(--state-hover);color:var(--text-primary)}.custom-select-option.selected{background:var(--accent-primary-soft);color:var(--accent-primary);font-weight:500}.position-inputs{gap:var(--space-sm);display:flex}.position-inputs input{flex:1}.value-display{color:var(--accent-secondary);text-align:right;padding-top:var(--space-xs);font-variant-numeric:tabular-nums;font-size:12px}.value-display.wavelength{font-weight:600}.radio-group{gap:var(--space-sm);display:flex}.radio-group .btn{flex:1}.control-group-info{padding:var(--space-md);background:var(--bg-elevated);border:1px solid var(--border-subtle);border-radius:var(--radius-md);gap:var(--space-sm);flex-direction:column;display:flex}.info-item{justify-content:space-between;font-size:12px;display:flex}.info-label{color:var(--text-secondary)}.info-value{color:var(--accent-secondary);font-variant-numeric:tabular-nums;font-weight:500}.sidebar-footer{padding-top:var(--space-lg);border-top:1px solid var(--border-default);margin-top:auto}.author-link{color:var(--text-muted);transition:color var(--transition-normal);align-items:center;gap:4px;font-size:12px;text-decoration:none;display:inline-flex}.author-link:hover{color:var(--accent-primary)}.author-link-arrow{transition:transform var(--transition-normal)}.author-link:hover .author-link-arrow{transform:translate(4px)}