:root {
  /* Core spacing scale */
  --node-editor-space-xs: 4px;
  --node-editor-space-sm: 8px;
  --node-editor-space-md: 12px;
  --node-editor-space-lg: 16px;
  --node-editor-space-xl: 24px;
  --node-editor-space-xxl: 32px;

  /* Layout spacing */
  --node-editor-control-padding: var(--node-editor-space-sm) var(--node-editor-space-lg);

  /* Inspector spacing system */
  --node-editor-inspector-space-xs: var(--node-editor-space-xs);
  --node-editor-inspector-space-sm: var(--node-editor-space-sm);
  --node-editor-inspector-space-md: var(--node-editor-space-md);
  --node-editor-inspector-space-lg: var(--node-editor-space-lg);
  --node-editor-inspector-space-xl: var(--node-editor-space-xl);
  --node-editor-inspector-space-xxl: var(--node-editor-space-xxl);
  --node-editor-inspector-content-padding: var(--node-editor-inspector-space-md);
  --node-editor-inspector-header-padding-top: var(--node-editor-inspector-space-md);
  --node-editor-inspector-header-padding-bottom: var(--node-editor-inspector-space-xs);
  --node-editor-inspector-header-gap: var(--node-editor-inspector-space-sm);
  --node-editor-inspector-section-gap: var(--node-editor-inspector-space-md);
  --node-editor-inspector-field-gap: var(--node-editor-inspector-space-sm);
  --node-editor-inspector-inline-gap: var(--node-editor-inspector-space-sm);
  --node-editor-inspector-empty-padding-vertical: var(--node-editor-inspector-space-xxl);
  --node-editor-inspector-empty-padding-horizontal: var(--node-editor-inspector-space-lg);
  --node-editor-inspector-input-padding: var(--node-editor-space-xs) var(--node-editor-space-sm);

  /* Inspector typography */
  --node-editor-inspector-font-size-title: 0.72rem;
  --node-editor-inspector-line-height-title: 1.25;
  --node-editor-inspector-font-size-body: 0.8rem;
  --node-editor-inspector-line-height-body: 1.5;
  --node-editor-inspector-font-size-meta: 0.68rem;
  --node-editor-inspector-line-height-meta: 1.32;
  --node-editor-inspector-font-weight-medium: 600;
  --node-editor-inspector-font-size-heading: 0.9rem;
  --node-editor-inspector-font-size: var(--node-editor-inspector-font-size-body);
  --node-editor-inspector-line-height: var(--node-editor-inspector-line-height-body);

  /* Font families & typography */
  --node-editor-theme-default-font-family: "Mojangles", "Minecraft", "Press Start 2P", "Courier New", monospace;
  --node-editor-theme-control-font-family: "Mojangles", "Minecraft", "Press Start 2P", "Courier New", monospace;
  --node-editor-theme-label-font-family: "Mojangles", "Minecraft", "Press Start 2P", "Courier New", monospace;
  --node-editor-system-font: "Mojangles", "Minecraft", "Press Start 2P", "Courier New", monospace;
  --node-editor-font-mono: "Mojangles", "Minecraft", "Courier New", monospace;
  --node-editor-title-font: 400 0.875rem/1.2 var(--node-editor-theme-label-font-family);
  --node-editor-subtitle-font: 400 0.8125rem/1.2 var(--node-editor-theme-label-font-family);
  --node-editor-caption-font: 400 0.75rem/1.2 var(--node-editor-theme-default-font-family);
  --node-editor-control-text-font: 400 var(--node-editor-inspector-font-size-body) / 1.2
    var(--node-editor-theme-control-font-family);
  --node-editor-input-font: 400 var(--node-editor-inspector-font-size-body) / 1.25
    var(--node-editor-theme-default-font-family);
  --node-editor-font-size-lg: 1rem;
  --node-editor-font-size-sm: 0.875rem;
  --node-editor-font-size-xs: 0.75rem;

  /* Canvas grid */
  --node-editor-grid-color: #8ccf3f;
  --node-editor-grid-opacity: 0.18;

  /* Shadow system */
  --node-editor-shadow-sm: 0 2px 0 rgba(0, 0, 0, 0.3);
  --node-editor-shadow-md: 0 3px 0 rgba(0, 0, 0, 0.4);
  --node-editor-shadow-lg: 0 4px 0 rgba(0, 0, 0, 0.5);

  /* Transition system */
  --node-editor-transition-duration: 0.1s;

  /* Inspector shadows */
  --node-editor-inspector-shadow: 0 4px 0 rgba(0, 0, 0, 0.4);
  --node-editor-inspector-header-shadow: 0 2px 0 rgba(0, 0, 0, 0.5);

  /* Tree & List Components */
  --node-editor-tree-item-height: 26px;
  --node-editor-tree-indent: 14px;

  /* Control Buttons */
  --node-editor-control-button-size-sm: 18px;
  --node-editor-control-button-size: 22px;

  /* Icons */
  --node-editor-icon-size-sm: 14px;
  --node-editor-icon-selected-brightness: 1.4;

  /* Text colors */
  --node-editor-text-color: #f0f0f0;
  --node-editor-text-secondary: #b7c3a7;
  --node-editor-header-text-color: #ffffff;
  --node-editor-label-color: var(--node-editor-text-color);
  --node-editor-secondary-label-color: #9fb58d;
  --node-editor-tertiary-label-color: #75886e;
  --node-editor-quaternary-label-color: #4f5f4a;
  --node-editor-control-text-color: var(--node-editor-text-color);
  --node-editor-control-text-color-primary: #121b11;
  --node-editor-control-text-color-secondary: #f0f0f0;
  --node-editor-control-hover-text-color-primary: #121b11;
  --node-editor-input-text-color: var(--node-editor-text-color);
  --node-editor-selected-control-text-color: #6aaa34;
  --node-editor-selected-menu-item-text-color: #121b11;

  /* Status & accent colors */
  --node-editor-accent-color: #6aaa34;
  --node-editor-accent-color-hover: #4f8b28;
  --node-editor-color-primary: linear-gradient(180deg, #7cc947 0%, #4a7f25 100%);
  --node-editor-keyboard-focus-indicator-color: rgba(106, 170, 52, 0.4);
  --node-editor-success-color: #6aaa34;
  --node-editor-warning-color: #f6c945;
  --node-editor-caution-color: #d62d20;
  --node-editor-caution-hover-background: rgba(214, 45, 32, 0.2);
  --node-editor-system-orange-color: #d98d28;
  --node-editor-system-red-color: #d62d20;
  --node-editor-connection-color: #6aaa34;

  /* Surface colors */
  --node-editor-surface-primary: #1b1b1b;
  --node-editor-surface-secondary: #171717;
  --node-editor-surface-tertiary: #121212;
  --node-editor-background-surface: linear-gradient(180deg, #0a0a0a 0%, #1b1b1b 45%, #2d2212 100%);
  --node-editor-selected-content-background-color: rgba(106, 170, 52, 0.32);
  --node-editor-selected-control-color: rgba(106, 170, 52, 0.28);
  --node-editor-under-page-background-color: linear-gradient(180deg, #0a0a0a 0%, #1b1b1b 45%, #2d2212 100%);
  --node-editor-window-background-color: #151515;

  /* Control surfaces */
  --node-editor-control-background: linear-gradient(180deg, #2f2f2f 0%, #1e1e1e 100%);
  --node-editor-control-background-primary: linear-gradient(180deg, #7cc947 0%, #4a7f25 100%);
  --node-editor-control-background-secondary: linear-gradient(180deg, #242424 0%, #181818 100%);
  --node-editor-control-hover-background: linear-gradient(180deg, #383838 0%, #202020 100%);
  --node-editor-control-hover-background-primary: linear-gradient(180deg, #8fd952 0%, #558d2a 100%);
  --node-editor-hover-background: rgba(106, 170, 52, 0.24);
  --node-editor-control-box-shadow-primary: inset 0 1px 0 rgba(255, 255, 255, 0.2), 0 18px 36px rgba(0, 0, 0, 0.6);
  --node-editor-control-box-shadow-secondary: inset 0 1px 0 rgba(255, 255, 255, 0.08), 0 10px 24px rgba(0, 0, 0, 0.45);
  --node-editor-disabled-control-text-color: rgba(240, 240, 240, 0.35);

  /* Input surfaces */
  --node-editor-input-background: #202020;
  --node-editor-input-border: 1px solid rgba(106, 170, 52, 0.3);
  --node-editor-input-border-hover: rgba(106, 170, 52, 0.6);
  --node-editor-input-box-shadow: inset 0 0 0 1px rgba(106, 170, 52, 0.2), 0 12px 24px rgba(0, 0, 0, 0.55);
  --node-editor-input-padding: var(--node-editor-space-sm) var(--node-editor-space-md);

  /* Card & panel styling */
  --node-editor-card-border-color: rgba(106, 170, 52, 0.28);
  --node-editor-card-border: 1px solid var(--node-editor-card-border-color);
  --node-editor-card-border-radius: var(--node-editor-radius-sm);
  --node-editor-card-box-shadow: 0 30px 60px rgba(0, 0, 0, 0.65);
  --node-editor-card-hover-box-shadow: 0 36px 72px rgba(106, 170, 52, 0.35);
  --node-editor-card-elevated-box-shadow: 0 48px 96px rgba(106, 170, 52, 0.4);
  --node-editor-card-focus-box-shadow: 0 0 0 3px var(--node-editor-keyboard-focus-indicator-color);
  --node-editor-card-disabled-background: rgba(58, 58, 58, 0.45);
  --node-editor-card-filled-background: rgba(106, 170, 52, 0.22);
  --node-editor-card-filled-hover-background: rgba(106, 170, 52, 0.3);
  --node-editor-card-hover-border-color: rgba(143, 217, 82, 0.5);

  /* Dialogs & overlays */
  --node-editor-dialog-background: rgba(27, 27, 27, 0.92);
  --node-editor-dialog-box-shadow: 0 54px 120px rgba(0, 0, 0, 0.75);
  --node-editor-dialog-level-elevation: 1000;

  /* Scrollbars */
  --node-editor-scroll-bar-thumb-color: rgba(106, 170, 52, 0.4);
  --node-editor-active-scroll-bar-thumb-color: rgba(143, 217, 82, 0.55);

  /* Selected State Colors */
  --node-editor-selected-secondary-color: rgba(240, 240, 240, 0.92);
  --node-editor-selected-hover-background: rgba(106, 170, 52, 0.36);

  /* Tables & list accents */
  --node-editor-table-header-background-color: linear-gradient(180deg, #3f3f3f 0%, #2a2a2a 100%);
  --node-editor-table-header-background-color-hover: linear-gradient(180deg, #4a4a4a 0%, #303030 100%);
  --node-editor-table-header-background-color-active: linear-gradient(180deg, #6aaa34 0%, #4a7f25 100%);

  /* Node-specific colors */
  --node-editor-group-node-background: rgba(106, 170, 52, 0.28);
  --node-editor-group-node-border: rgba(106, 170, 52, 0.5);
  --node-editor-group-node-active-background: rgba(143, 217, 82, 0.35);
  --node-editor-group-node-active-color: rgba(18, 27, 17, 0.9);
  --node-editor-node-port-input-color: #8fd952;
  --node-editor-node-port-output-color: #6aaa34;

  /* System fills */
  --node-editor-tertiary-system-background: rgba(106, 170, 52, 0.18);
  --node-editor-tertiary-system-fill-color: rgba(106, 170, 52, 0.24);
  --node-editor-quaternary-system-fill-color: rgba(106, 170, 52, 0.32);

  /* Border Radii */
  --node-editor-border-radius-xxs: 0;
  --node-editor-border-radius-xs: 0;
  --node-editor-radius-xs: 0;
  --node-editor-radius-sm: 0;
  --node-editor-radius-md: 0;
  --node-editor-control-border-radius: 0;
  --node-editor-segment-control-border-radius: 0;

  /* Borders */
  --node-editor-border-width: 2px;
  --node-editor-border-color: #373737;
  --node-editor-divider-color: #373737;
  --node-editor-separator-color: #373737;

  /* Segment controls */
  --node-editor-segment-backdrop-filter: none;
  --node-editor-segment-control-background: #8b8b8b;
  --node-editor-segment-control-background-color: #8b8b8b;
  --node-editor-segment-control-text-color: #ffffff;
  --node-editor-segment-control-active-background-color: #5b5b5b;
  --node-editor-segment-control-active-text-color: #ffff00;
  --node-editor-segment-control-segment-padding: var(--node-editor-space-xs) var(--node-editor-space-sm);

  /* Tab Navigation - Minecraft blocky style */
  --node-editor-tab-nav-gap: 2px;
  --node-editor-tab-nav-padding: 2px;
  --node-editor-tab-nav-border-radius: 0;
  --node-editor-tab-nav-background: #8b8b8b;
  --node-editor-tab-nav-box-shadow: 0 3px 0 rgba(0, 0, 0, 0.4);
  --node-editor-tab-button-flex: 1;
  --node-editor-tab-button-min-height: 26px;
  --node-editor-tab-button-padding: var(--node-editor-space-xs) var(--node-editor-space-md);
  --node-editor-tab-button-border-radius: 0;
  --node-editor-tab-button-background: linear-gradient(180deg, #8b8b8b 0%, #5b5b5b 100%);
  --node-editor-tab-button-color: #ffffff;
  --node-editor-tab-button-font-size: var(--node-editor-inspector-font-size-meta);
  --node-editor-tab-button-font-weight: 400;
  --node-editor-tab-button-active-background: linear-gradient(180deg, #5b5b5b 0%, #3b3b3b 100%);
  --node-editor-tab-button-active-color: #ffff00;
  --node-editor-tab-button-active-font-weight: 400;
  --node-editor-tab-button-active-box-shadow: inset 0 2px 0 rgba(0, 0, 0, 0.3);
  --node-editor-tab-button-hover-background: linear-gradient(180deg, #6aaa34 0%, #4a7f25 100%);
  --node-editor-tab-button-hover-color: #ffffff;

  /* Connection styling - Minecraft theme */
  --node-editor-connection-base-stroke-width: 3;
  --node-editor-connection-active-stroke-width: 4;
  --node-editor-connection-flow-stripe-stroke-width: 2;
  --node-editor-connection-flow-stripe-active-stroke-width: 3;
  --node-editor-connection-direction-stroke-width: 3;
  --node-editor-connection-hover-shadow: drop-shadow(0 4px 0 rgba(0, 0, 0, 0.4));
  --node-editor-connection-selected-shadow: drop-shadow(0 4px 0 rgba(106, 170, 52, 0.6));
  --node-editor-connection-hover-opacity: 0.9;
  --node-editor-connection-dragging-opacity: 0.6;
  --node-editor-connection-stripe-dash-array: 12 16;
  --node-editor-connection-stripe-dash-offset-bg: -14;
  --node-editor-connection-stripe-opacity-accent: 1;
  --node-editor-connection-stripe-opacity-background: 0.7;
  --node-editor-connection-flow-animation-duration: 1s;
  --node-editor-connection-flow-animation-distance: -28;
  --node-editor-connection-base-transition: stroke 0.1s linear, stroke-width 0.1s linear;
  --node-editor-connection-arrow-transition: fill 0.1s linear;

  /* Connection drag styling - Minecraft theme */
  --node-editor-connection-drag-stroke-width-connecting: 3;
  --node-editor-connection-drag-stroke-width-disconnecting: 4;
  --node-editor-connection-drag-dash-array-connecting: 8 8;
  --node-editor-connection-drag-dash-array-disconnecting: 10 6;
  --node-editor-connection-drag-animation-duration: 0.4s;
  --node-editor-connection-drag-animation-distance: -16;

  /* Inspector icon button - Minecraft pixel style */
  --node-editor-inspector-icon-button-size: 26px;
  --node-editor-inspector-icon-button-size-sm: 22px;
  --node-editor-inspector-icon-button-icon-size: 14px;
  --node-editor-inspector-icon-button-icon-size-sm: 12px;
  --node-editor-inspector-icon-button-background: linear-gradient(180deg, #2f2f2f 0%, #1e1e1e 100%);
  --node-editor-inspector-icon-button-background-hover: linear-gradient(180deg, #383838 0%, #202020 100%);
  --node-editor-inspector-icon-button-background-active: linear-gradient(180deg, #7cc947 0%, #4a7f25 100%);
  --node-editor-inspector-icon-button-color: #b7c3a7;
  --node-editor-inspector-icon-button-color-hover: #f0f0f0;
  --node-editor-inspector-icon-button-color-active: #121b11;
  --node-editor-inspector-icon-button-color-disabled: rgba(240, 240, 240, 0.3);

  /* Inspector input label - Minecraft pixelated typography */
  --node-editor-inspector-input-label-color: #9fb58d;
  --node-editor-inspector-input-label-font-size: 0.68rem;
  --node-editor-inspector-input-label-font-weight: 600;
  --node-editor-inspector-input-label-width: auto;
  --node-editor-inspector-input-label-min-width: 44px;

  /* Inspector segment control - Minecraft inventory style */
  --node-editor-inspector-segment-background: linear-gradient(180deg, #2f2f2f 0%, #1e1e1e 100%);
  --node-editor-inspector-segment-border-radius: 2px;
  --node-editor-inspector-segment-padding: 2px;
  --node-editor-inspector-segment-gap: 2px;
  --node-editor-inspector-segment-button-background: transparent;
  --node-editor-inspector-segment-button-background-hover: rgba(106, 170, 52, 0.24);
  --node-editor-inspector-segment-button-background-active: linear-gradient(180deg, #7cc947 0%, #4a7f25 100%);
  --node-editor-inspector-segment-button-color: #9fb58d;
  --node-editor-inspector-segment-button-color-hover: #f0f0f0;
  --node-editor-inspector-segment-button-color-active: #121b11;
  --node-editor-inspector-segment-button-shadow-active: inset 0 1px 0 rgba(255, 255, 255, 0.2), 0 4px 0 rgba(0, 0, 0, 0.3);
}