:root {
            --bg: #1e1e1e;
            --bg-panel: #252526;
            --bg-activity: #333333;
            --bg-canvas: #000000;
            --bg-input: #3c3c3c;
            --line: #454545;
            --text: #cccccc;
            --text-light: #ffffff;
            --muted: #999999;
            --cyan: #007acc;
            --red: #f14c4c;
            --blue: #3794ff;
            --slider-track: clamp(2px, 0.25vw, 4px);
            --slider-thumb: clamp(6px, 0.8vw, 10px);

            /* Grid slot colors */
            --slot-bg: #1a1a1a;
            --slot-canvas: transparent;
            --slot-border: #454545;
            --slot-program: #ef4444;
            --slot-preview: #22c55e;

            /* Responsive scales - resolution + DPI aware [Step 2b-2g] */
            --scale-output: 1.0;
            --scale-input: 1.0;
            --scale-router: 1.0;
            --scale-overlay: 1.0;
            --scale-factor: clamp(0.65, 0.75 + 0.25 * (100vw / 1920), 1.3);
            --touch-scale: clamp(1.15, 1.25 + 0.25 * (100vw / 360), 1.6);
            --dpi-scale: 1;
            --grid-gap: clamp(4px, 0.8vw, 16px);
            --toolbar-min: clamp(36px, 4.2vw * var(--touch-scale), 48px);
            --slider-track: clamp(2px, 0.25vw, 4px);
            --slider-thumb: clamp(6px, 0.7vw * var(--dpi-scale), 10px);

            /* Settings typography - DPI scaled */
            --font-settings-title: calc(10px * var(--scale-factor) * var(--dpi-scale));
            --font-settings-section: calc(10px * var(--scale-factor) * var(--dpi-scale));
            --font-settings-label: calc(10px * var(--scale-factor) * var(--dpi-scale));
            --font-settings-input: calc(10px * var(--scale-factor) * var(--dpi-scale));
            --font-tabstrip: calc(9px * var(--scale-factor) * var(--dpi-scale));
            --font-toolbar-btn: clamp(9px, calc(9.5px * var(--scale-factor) * var(--dpi-scale)), 11px);
            --thumb-size: clamp(5px, calc(7px * var(--scale-factor) * var(--dpi-scale)), 8px);
            --ui-font: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }

        /* DPI Scaling */
        @media (min-resolution: 144dpi) {
            :root {
                --dpi-scale: 1.05;
            }
        }

        @media (min-resolution: 192dpi) {
            :root {
                --dpi-scale: 1.1;
            }
        }

        @media (min-resolution: 216dpi) {
            :root {
                --dpi-scale: 1.18;
            }
        }

        @media (min-resolution: 288dpi) {
            :root {
                --dpi-scale: 1.25;
            }
        }

        @media (min-resolution: 384dpi) {
            :root {
                --dpi-scale: 1.4;
            }
        }

        @media (min-resolution: 432dpi) {
            :root {
                --dpi-scale: 1.55;
            }
        }

        body.low-performance-mode *,
        body.low-performance-mode *::before,
        body.low-performance-mode *::after {
            transition-duration: 0.01ms !important;
            animation-duration: 0.01ms !important;
            animation-iteration-count: 1 !important;
            backdrop-filter: none !important;
            filter: none !important;
            box-shadow: none !important;
        }

        * {
            box-sizing: border-box;
        }

        html,
        body {
            height: 100%;
            overflow: hidden;
        }

        body {
            margin: 0;
            font-family: var(--ui-font);
            color: var(--text);
            background: var(--bg);
        }

        button,
        input,
        select,
        textarea {
            font-family: var(--ui-font);
        }

        .app-shell {
            display: grid;
            grid-template-columns: 1fr;
            gap: 6px;
            min-height: 100vh;
            padding: 6px;
            padding-left: 52px;
        }

        .app-shell.right-hidden {
            grid-template-columns: 1fr;
        }

        .settings-activity-bar {
            position: fixed;
            top: 0;
            bottom: 0;
            right: 0;
            width: 36px;
            background: var(--bg-activity);
            z-index: 1000;
            display: flex;
            flex-direction: column;
            border-left: 1px solid var(--line);
        }

        .settings-content-area {
            position: fixed;
            top: 0;
            bottom: 0;
            right: 36px;
            width: 340px;
            min-width: 240px;
            max-width: 600px;
            background: var(--bg-panel);
            z-index: 999;
            border-left: 1px solid var(--line);
            display: flex;
            flex-direction: column;
            box-shadow: -4px 0 10px rgba(0, 0, 0, 0.3);
            border-radius: 8px 0 0 8px;
        }

        .sidebar-resize-handle {
            position: absolute;
            left: 0;
            top: 0;
            bottom: 0;
            width: 5px;
            cursor: col-resize;
            z-index: 1001;
            border-radius: 8px 0 0 8px;
        }
        .sidebar-resize-handle:hover, .sidebar-resize-handle.dragging {
            background: rgba(0, 122, 204, 0.35);
        }

        /* Hide left panel permanently */
        .left-col {
            display: none;
        }

        .panel {
            background: var(--bg-panel);
            border: 1px solid var(--line);
            border-radius: 4px;
            padding: 6px;
            position: relative;
        }

        .panel-shell {
            position: relative;
            height: 100%;
            overflow-y: auto !important;
            overflow-x: hidden !important;
            scrollbar-width: thin;
            scrollbar-color: var(--line) transparent;
        }

        .panel-shell::-webkit-scrollbar {
            width: 6px;
        }

        .panel-shell::-webkit-scrollbar-thumb {
            background: var(--line);
            border-radius: 3px;
        }

        .panel-shell::-webkit-scrollbar-track {
            background: transparent;
        }

        .panel-tools {
            position: absolute;
            top: 6px;
            /* Lowered a bit to be more centered in header area */
            right: 6px;
            display: flex;
            gap: 4px;
            z-index: 80;
            /* Higher to stay on top */
        }

        .panel-btn {
            border: 1px solid transparent;
            background: transparent;
            color: var(--muted);
            width: 28px;
            height: 28px;
            border-radius: 4px;
            cursor: pointer;
            line-height: 20px;
            text-align: center;
            padding: 0;
            font-size: 12px;
        }

        .panel-btn .codicon {
            font-size: 14px;
        }

        .panel-btn:hover {
            color: var(--text-light);
            background: var(--bg-input);
        }

        .row-pin-btn .codicon {
            font-size: 12px;
            transition: all 0.2s ease;
        }

        .row-pin-btn.is-active {
            background: var(--cyan);
            border-color: white;
        }

        .row-pin-btn.is-active .codicon {
            color: white;
        }

        .panel-btn.is-active {
            border-color: var(--cyan);
            color: var(--text-light);
            background: var(--cyan);
        }

        .program-engine-line {
            display: block;
            margin-top: 2px;
            font-size: 10px;
            color: var(--muted);
            letter-spacing: 0.2px;
        }

        .row-pin-btn {
            padding: 2px 6px;
            font-size: 10px;
            font-weight: bold;
            min-width: 32px;
        }

        .row-pin-btn.is-active span {
            color: white !important;
        }

        #leftPanel.is-collapsed,
        #rightPanel.is-collapsed {
            position: fixed;
            top: 10px;
            width: 34px;
            min-height: 34px;
            padding: 0;
            z-index: 60;
            transform: none !important;
            background: var(--bg);
        }

        #leftPanel.is-collapsed {
            left: 8px;
        }

        #rightPanel.is-collapsed {
            right: 8px;
        }

        #leftPanel.is-collapsed .panel,
        #rightPanel.is-collapsed .panel,
        #leftPanel.is-collapsed .panel-info,
        #rightPanel.is-collapsed .panel-info {
            display: none;
        }

        #outputPanelContent.is-collapsed {
            min-height: 34px;
            height: 34px;
            overflow: hidden;
            padding: 0;
            background: var(--bg);
        }

        #outputPanelContent.is-collapsed,
        #routerPanelContent.is-collapsed,
        #inputPanelContent.is-collapsed,
        #overlayPanelContent.is-collapsed> :not(.panel-tools) {
            display: none;
        }

        h3,
        .row-title {
            margin: 0 0 4px;
            font-weight: bold;
            font-size: 11px;
            color: var(--text-light);
        }

        .left-col,
        .right-col {
            display: flex;
            flex-direction: column;
            gap: 6px;
        }

        .source-widget {
            background: var(--bg-input);
            border: 1px dashed var(--line);
            border-radius: 4px;
            padding: 6px;
            cursor: grab;
            user-select: none;
            margin-bottom: 8px;
        }

        .plugin-item {
            background: var(--bg-input);
            border: 1px solid var(--line);
            border-radius: 4px;
            padding: 4px;
            margin-top: 6px;
            font-size: 11px;
        }

        #addPluginBtn {
            width: 100%;
            margin-top: 8px;
            padding: 4px;
            border-radius: 4px;
            border: 1px solid var(--line);
            background: transparent;
            color: var(--text);
            cursor: pointer;
        }

        #addPluginBtn:hover {
            background: var(--bg-input);
            color: var(--text-light);
        }

        .main-col {
            min-width: 0;
        }

        .main-tabs {
            display: flex;
            gap: 6px;
            margin-bottom: 1px;
        }

        .tab-btn {
            border: 1px solid transparent;
            border-bottom: 1px solid var(--line);
            background: transparent;
            color: var(--muted);
            border-radius: 0;
            padding: 8px 10px;
            cursor: pointer;
        }

        .tab-btn:hover {
            color: var(--text-light);
        }

        .tab-btn.active {
            border-bottom: 1px solid var(--cyan);
            color: var(--text-light);
        }

        .tab-view {
            display: none;
        }

        .tab-view.active {
            display: block;
        }

        #cgLibraryTab.active {
            display: flex;
        }

        .webgpu-panel {
            background: #000;
            display: flex;
            flex-direction: column;
            height: calc(100vh - 90px);
            gap: 0;
        }

        .output-tab-panel {
            display: flex;
            flex-direction: column;
            height: calc(100vh - 90px);
            min-height: 0;
        }

        .tab-stage-shell {
            display: flex;
            flex-direction: column;
            gap: 10px;
            height: 100%;
            min-height: 0;
            padding: 10px;
            border: 1px solid var(--line);
            border-radius: 10px;
            background: linear-gradient(180deg, rgba(18, 24, 36, 0.96), rgba(7, 12, 20, 0.98));
            box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.03);
        }

        .tab-stage-toolbar {
            display: flex;
            justify-content: flex-end;
            align-items: center;
            gap: max(4px, 0.4vw);
            flex-wrap: wrap;
            flex-direction: row-reverse;
        }

        .tab-stage-control {
            display: inline-flex;
            align-items: center;
            gap: max(3px, 0.3vw);
            font-size: calc(10px * var(--scale-factor));
            color: var(--muted);
            letter-spacing: 0.1em;
            white-space: nowrap;
        }

        .tab-stage-control select {
            min-width: clamp(80px, 11vw, 120px);
            padding: max(3px, 0.3vw) max(6px, 0.6vw);
            border-radius: 6px;
            border: 1px solid var(--line);
            background: rgba(12, 18, 28, 0.92);
            color: var(--text-light);
            font-size: calc(10px * var(--scale-factor));
        }

        .tab-stage-frame {
            flex: 1;
            min-height: 0;
            display: flex;
            align-items: center;
            justify-content: center;
            overflow: hidden;
            padding: 4px;
        }

        .tab-stage-wrap {
            width: 100%;
            max-width: 100%;
            aspect-ratio: 16 / 9;
            margin: 0 auto;
            border-radius: 10px;
            box-shadow: 0 18px 40px rgba(0, 0, 0, 0.35);
        }

        .tab-stage-wrap.webgpu-panel {
            height: 100%;
        }

        .tab-stage-wrap #masterBrowserFrame {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            aspect-ratio: auto;
            border-radius: 10px;
            object-fit: contain;
        }

        #outputCanvas {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            object-fit: contain;
            background: transparent;
            z-index: 1;
            border-radius: 10px;
        }

        .tab-stage-shell.is-popped-out,
        .tab-stage-shell.is-popped-out .tab-stage-toolbar {
            /* Kept for compatibility but unused now */
        }

        .webgpu-header {
            display: flex;
            flex-direction: column;
            gap: 4px;
        }

        .webgpu-title {
            font-size: 16px;
            font-weight: 600;
            color: var(--text-light);
        }

        .webgpu-hint {
            font-size: 12px;
            color: var(--muted);
            margin: 0;
        }

        .webgpu-canvas {
            width: 100%;
            height: 100%;
            display: block;
            background: #050913;
        }

        .webgpu-status-bar {
            display: flex;
            justify-content: flex-start;
            align-items: center;
            font-size: 11px;
            color: var(--muted);
            padding: 4px 8px;
            background: #0a0f1a;
            flex-shrink: 0;
        }

        .webgpu-status-bar span {
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .webgpu-btn {
            padding: 6px 12px;
            border-radius: 4px;
            border: 1px solid transparent;
            background: var(--bg-input);
            color: var(--text-light);
            cursor: pointer;
            transition: border 0.2s ease, background 0.2s ease;
        }

        .webgpu-btn:hover {
            border-color: var(--cyan);
            background: var(--btn-hover);
        }

        #centerGrid {
            min-height: calc(100vh - 70px);
            height: calc(100vh - 70px);
            overflow: hidden;
            position: relative;
        }

        .grid-stack-item-content {
            background: var(--bg-panel);
            border: 1px solid var(--line);
            border-radius: 4px;
            overflow: hidden;
            padding: 4px;
            display: flex;
            flex-direction: column;
            height: 100%;
            min-height: 0;
        }

        /* FlexLayout container sizing */
        #centerGrid .flexlayout__layout {
            height: 100%;
        }

        /* FlexLayout — all theme colors are driven by flexlayout-dark.css
           which reads from :root CSS variables. Only layout tweaks here. */

        .flexlayout__tab {
            overflow: hidden !important;
        }

        .flexlayout__tabset_tabbar_inner {
            display: flex;
            align-items: center;
        }

        .tabstrip-tools {
            font-size: calc(10px * var(--scale-factor));
            white-space: nowrap;
            flex-wrap: nowrap;
            justify-content: flex-end;
            min-width: clamp(200px, 28vw, 260px);
            gap: max(1px, 0.2vw) !important;
            align-items: center;
        }

        .tabstrip-tools .panel-btn {
            width: auto;
            min-width: clamp(24px, 3vw, 32px);
            max-width: 40px;
            height: clamp(18px, 2.3vw, 22px);
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
            padding: clamp(1px, 0.18vw, 2px) clamp(2px, 0.35vw, 4px);
            font-size: var(--font-tabstrip);
        }

        .tabstrip-tools .panel-btn span:last-child {
            font-size: calc(7px * var(--scale-factor)) !important;
            margin-left: 1px;
            font-weight: 700;
            max-width: 28px;
            display: inline-block;
            overflow: hidden;
            text-overflow: ellipsis;
        }

        .tabstrip-tools .record-btn {
            width: clamp(20px, 2.5vw, 24px);
            height: clamp(20px, 2.5vw, 24px);
            order: 999;
            margin-left: auto;
        }




        .tabstrip-tools .add-slot-btn {
            height: clamp(20px, 2.5vw, 24px);
            padding: 0 clamp(4px, 0.5vw, 8px);
            font-size: calc(10px * var(--scale-factor));
        }

        .tabstrip-tools .panel-scale-slider {
            width: clamp(42px, 5.5vw, 56px) !important;
            height: clamp(3px, 0.4vw, 5px);
            flex: 0 0 auto;
        }

        /* Range slider accent — driven by --cyan */
        input[type='range'] {
            -webkit-appearance: none;
            appearance: none;
            background: transparent;
            cursor: pointer;
            height: var(--slider-track, 4px);
        }

        input[type='range']::-webkit-slider-runnable-track {
            height: var(--slider-track, 4px);
            border-radius: calc(var(--slider-track, 4px) / 2);
            background: var(--line);
        }

        input[type='range']::-webkit-slider-thumb {
            -webkit-appearance: none;
            appearance: none;
            width: var(--slider-thumb, var(--thumb-size, 8px));
            height: var(--slider-thumb, var(--thumb-size, 8px));
            border-radius: 50%;
            background: var(--cyan, #007acc);
            border: none;
            cursor: pointer;
            margin-top: calc((var(--slider-track, 4px) - var(--slider-thumb, var(--thumb-size, 12px))) / 2);
            box-shadow: 0 0 3px rgba(0, 0, 0, 0.4);
        }

        input[type='range']::-ms-track {
            height: var(--slider-track, 4px);
            border-radius: calc(var(--slider-track, 4px) / 2);
            background: transparent;
            border-color: transparent;
            color: transparent;
        }

        input[type='range']::-ms-thumb {
            width: var(--slider-thumb, var(--thumb-size, 8px));
            height: var(--slider-thumb, var(--thumb-size, 8px));
            border-radius: 50%;
            background: var(--cyan, #007acc);
            border: none;
            box-shadow: 0 0 3px rgba(0, 0, 0, 0.4);
        }

        input[type='range']::-moz-range-track {
            height: var(--slider-track, 4px);
            border-radius: calc(var(--slider-track, 4px) / 2);
            background: var(--line);
            border: none;
        }

        input[type='range']::-moz-range-thumb {
            width: var(--slider-thumb, var(--thumb-size, 12px));
            height: var(--slider-thumb, var(--thumb-size, 12px));
            border-radius: 50%;
            background: var(--cyan);
            border: none;
            box-shadow: 0 0 3px rgba(0, 0, 0, 0.4);
        }

        input[type='range']:hover::-webkit-slider-thumb {
            box-shadow: 0 0 6px var(--cyan);
        }

        input[type='range']:hover::-moz-range-thumb {
            box-shadow: 0 0 6px var(--cyan);
        }

        /* --- Guest Calling Minimized Layout [Step 3a-3z] --- */
        .gc-header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            background: rgba(0, 0, 0, 0.2);
            padding: 4px 10px;
            border-radius: 6px;
            margin-bottom: 12px;
            border: 1px solid var(--line);
        }

        .gc-host-section, .gc-guest-section, .gc-advanced-section {
            margin-bottom: 16px;
        }

        .gc-host-preview-box {
            background: #000;
            border: 1px solid var(--line);
            border-radius: 6px;
            overflow: hidden;
            margin-bottom: 12px;
            position: relative;
            background: linear-gradient(135deg, #121212 0%, #050505 100%);
            display: flex;
            flex-direction: column;
        }

        .gc-host-header {
            height: 28px;
            background: rgba(40, 40, 40, 0.7);
            display: flex;
            align-items: center;
            padding: 0 8px;
            justify-content: space-between;
            border-bottom: 1px solid var(--line);
            backdrop-filter: blur(8px);
        }

        .gc-host-tools {
            display: flex;
            gap: 8px;
            align-items: center;
        }

        .gc-tool-btn {
            background: transparent;
            border: none;
            color: var(--muted);
            cursor: pointer;
            width: 20px;
            height: 20px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 11px;
            transition: all 0.2s;
            position: relative;
        }

        .gc-tool-btn:hover { color: var(--text-light); background: rgba(255,255,255,0.05); border-radius: 3px; }
        .gc-tool-btn.active { color: var(--cyan); }
        .gc-tool-btn.danger:hover { color: #ef4444; }

        .gc-res-display {
            font-size: 9px;
            font-weight: 700;
            color: var(--cyan);
            border: 1px solid rgba(0, 122, 204, 0.3);
            border-radius: 3px;
            padding: 1px 4px;
            cursor: pointer;
            letter-spacing: 0.5px;
        }

        .gc-host-video-wrap {
            aspect-ratio: 16/9;
            width: 100%;
            background: #000;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .gc-host-video-wrap video {
            width: 100%;
            height: 100%;
            object-fit: contain;
            background: #000;
        }

        .gc-placeholder-msg {
            color: var(--muted);
            font-size: 11px;
            text-transform: uppercase;
            letter-spacing: 1px;
            opacity: 0.5;
        }

        .gc-row {
            display: flex;
            align-items: center;
            gap: 8px;
            margin-bottom: 8px;
            flex-wrap: wrap;
        }

        .gc-field {
            display: flex;
            flex-direction: column;
            gap: 2px;
            flex: 1;
            min-width: 0;
        }

        .gc-field label {
            font-size: 9px;
            text-transform: uppercase;
            color: var(--muted);
            letter-spacing: 0.5px;
        }

        .gc-control {
            background: var(--bg-input);
            border: 1px solid var(--line);
            border-radius: 4px;
            color: var(--text-light);
            font-size: 11px;
            padding: 4px 6px;
            height: 26px;
            width: 100%;
        }

        .gc-status-lights {
            display: flex;
            gap: 12px;
            align-items: center;
            font-size: 10px;
            color: var(--muted);
        }

        .status-light {
            display: flex;
            align-items: center;
            gap: 4px;
        }

        .dot {
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: #444;
            box-shadow: 0 0 2px rgba(0,0,0,0.5);
        }

        .dot.active { background: #22c55e; box-shadow: 0 0 5px #22c55e; }
        .dot.error { background: #ef4444; box-shadow: 0 0 5px #ef4444; }

        /* Toggle Switch */
        .switch {
            position: relative;
            display: inline-block;
            width: 32px;
            height: 18px;
        }

        .switch input { opacity: 0; width: 0; height: 0; }

        .slider {
            position: absolute;
            cursor: pointer;
            top: 0; left: 0; right: 0; bottom: 0;
            background-color: #333;
            transition: .3s;
            border-radius: 18px;
            border: 1px solid var(--line);
        }

        .slider:before {
            position: absolute;
            content: "";
            height: 12px; width: 12px;
            left: 2px; bottom: 2px;
            background-color: #999;
            transition: .3s;
            border-radius: 50%;
        }

        input:checked + .slider { background-color: var(--cyan); border-color: transparent; }
        input:checked + .slider:before { transform: translateX(14px); background-color: #fff; }

        /* Guest Grid */
        .gc-guest-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
            gap: 10px;
            margin-top: 10px;
        }

        .gc-guest-tile {
            position: relative;
            background: #000;
            border: 1px solid var(--line);
            border-radius: 6px;
            aspect-ratio: 16/9;
            overflow: hidden;
            background: linear-gradient(135deg, #1a1a1a 0%, #050505 100%);
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .gc-guest-tile video {
            position: absolute;
            inset: 0;
            width: 100%;
            height: 100%;
            display: block;
            object-fit: contain;
            background: #000;
            transform-origin: center center;
        }

        .gc-guest-tile.placeholder {
            border: 1px dashed var(--line);
            background: rgba(255,255,255,0.02);
            cursor: default;
        }

        .gc-tile-header {
            position: absolute;
            top: 0; left: 0; right: 0;
            height: 24px;
            background: rgba(0,0,0,0.6);
            display: flex;
            align-items: center;
            padding: 0 6px;
            justify-content: space-between;
            z-index: 5;
            backdrop-filter: blur(4px);
        }

        .gc-tile-name {
            font-size: 10px;
            font-weight: 600;
            color: #fff;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
            max-width: 80px;
        }

        .gc-tile-controls {
            display: flex;
            gap: 4px;
            align-items: center;
        }

        .gc-tile-btn {
            background: transparent;
            border: none;
            color: rgba(255,255,255,0.7);
            cursor: pointer;
            padding: 2px;
            display: flex;
            align-items: center;
            font-size: 11px;
        }

        .gc-tile-btn:hover { color: #fff; }
        .gc-tile-btn.active { color: var(--cyan); }
        .gc-tile-btn.danger:hover { color: #ef4444; }

        .gc-tile-route {
            background: rgba(40,40,40,0.8);
            border: 1px solid rgba(255,255,255,0.1);
            border-radius: 3px;
            color: #fff;
            font-size: 9px;
            padding: 1px 4px;
            outline: none;
        }

        /* Audio Meter Overlay */
        .gc-audio-meter-wrap {
            position: absolute;
            bottom: 4px; right: 4px;
            width: 30px;
            height: 4px;
            background: rgba(255,255,255,0.1);
            border-radius: 2px;
            overflow: hidden;
        }
        .gc-audio-meter-bar {
            height: 100%;
            width: 0%;
            background: var(--cyan);
            transition: width 0.1s ease;
        }

        .gc-connect-btn {
            background: var(--cyan);
            color: #fff;
            border: none;
            border-radius: 4px;
            font-size: 11px;
            font-weight: 600;
            cursor: pointer;
            padding: 0 10px;
            height: 26px;
            align-self: flex-end;
        }

        .gc-connect-btn:hover { opacity: 0.9; }
        .gc-connect-btn.active { background: #ef4444; }

        .gc-copy-wrap {
            display: flex;
            align-items: center;
            background: var(--bg-input);
            border-radius: 4px;
            border: 1px solid var(--line);
            padding: 2px 4px;
            gap: 4px;
            flex: 1;
        }
        .gc-copy-val {
            font-size: 10px;
            font-family: monospace;
            color: var(--cyan);
            flex: 1;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
            padding: 2px;
        }
        .gc-copy-btn {
            background: transparent;
            border: none;
            color: var(--muted);
            cursor: pointer;
            font-size: 12px;
            padding: 2px;
        }
        .gc-copy-btn:hover { color: #fff; }

        .row-head {
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-size: 11px;
            margin-bottom: 6px;
            padding-right: 86px;
            min-height: 26px;
            /* Prevent overlap with panel-tools */
        }

        .row-actions {
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .record-btn {
            border: 1px solid transparent;
            background: var(--bg-input);
            color: var(--muted);
            border-radius: 4px;
            width: 28px;
            height: 28px;
            cursor: pointer;
            font-size: 11px;
            line-height: 26px;
            text-align: center;
            padding: 0;
            display: inline-flex;
            align-items: center;
            justify-content: center;
        }

        .record-btn:hover {
            background: var(--line);
            color: var(--text-light);
        }

        .record-btn.is-recording {
            border-color: #ef4444;
            color: #fff;
            background: #ef4444;
        }

        @keyframes recBlink {
            0% {
                opacity: 1;
            }

            50% {
                opacity: 0.25;
            }

            100% {
                opacity: 1;
            }
        }

        .row-title {
            color: #a3bed8;
            text-transform: uppercase;
            letter-spacing: 0.8px;
            font-size: 10px;
        }

        .output-panel {
            display: flex;
            align-items: flex-start;
            gap: 8px;
            padding: 0px;
            height: 100%;
        }

        .output-left-col {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            flex: 1;
        }

        .output-right-col {
            display: flex;
            flex-direction: column;
            gap: 8px;
            min-width: 70px;
        }

        .drop-box {
            position: relative;
            border: 1px dashed var(--slot-border);
            border-radius: 4px;
            background: var(--slot-bg);
            padding: 8px;
            display: flex;
            flex-direction: column;
            gap: 8px;
            transition: border-color 0.2s;
            width: calc(360px * var(--scale-output));
            height: auto;
            min-width: 160px;
        }

        .drop-box .label {
            font-size: 11px;
            color: var(--muted);
            text-transform: uppercase;
            font-weight: 600;
        }

        .drop-box .name {
            font-size: 11px;
            color: #999999;
            font-weight: 400;
        }

        .slot-title,
        .aux-title,
        .overlay-title {
            font-size: 11px;
            font-weight: 500;
            color: #999999;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }

        .drop-box .surface-wrap {
            width: 100%;
            aspect-ratio: 16/9;
            background: var(--slot-canvas, #000);
            position: relative;
            overflow: hidden;
            border-radius: 4px;
        }

        .drop-monitor,
        .drop-browser {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            object-fit: contain;
            background: var(--bg-canvas);
            image-rendering: pixelated;
            image-rendering: crisp-edges;
        }

        .drop-browser {
            display: none;
            border: 0;
        }

        /* ── Video Player Controls (vpc-bar) ─────────────────────────────── */
        .vpc-bar {
            display: none;
            /* shown only when a video source is attached */
            flex-direction: column;
            gap: 0;
            padding: 0;
            background: rgba(10, 10, 10, 0.95);
            backdrop-filter: blur(10px);
            border-top: 1px solid rgba(255, 255, 255, 0.05);
            border-radius: 0 0 6px 6px;
            user-select: none;
            flex-shrink: 0;
            box-shadow: 0 -4px 12px rgba(0, 0, 0, 0.4);
            position: relative;
            z-index: 100;
            overflow: visible;
            /* to allow time display to float above */
        }

        .vpc-timeline {
            display: flex;
            align-items: center;
            gap: 0;
            position: relative;
            height: 4px;
            width: 100%;
            background: rgba(255, 255, 255, 0.1);
            order: -1;
            /* Put above the buttons */
        }

        .vpc-scrubber-wrapper {
            position: relative;
            flex: 1;
            min-width: 0;
            height: 100%;
        }

        .vpc-markers {
            position: absolute;
            inset: 0;
            pointer-events: none;
        }

        .vpc-marker {
            position: absolute;
            top: -1px;
            bottom: -1px;
            width: 2px;
            background: #fff;
            transform: translateX(-50%);
            pointer-events: none;
            display: block;
            z-index: 10;
            box-shadow: 0 0 4px rgba(0, 0, 0, 0.6);
        }

        .vpc-marker-in {
            background: #2ea043;
        }

        .vpc-marker-out {
            background: #f85149;
        }

        .vpc-marker-range {
            position: absolute;
            top: 0;
            bottom: 0;
            background: rgba(14, 165, 233, 0.2);
            pointer-events: none;
            z-index: 1;
            border-left: 1px solid rgba(46, 160, 67, 0.5);
            border-right: 1px solid rgba(248, 81, 73, 0.5);
        }

        .vpc-scrubber {
            width: 100%;
            margin: 0;
            padding: 0;
            cursor: pointer;
            height: 4px;
            --slider-thumb: 8px;
            /* Always show thumb */
            --slider-track: 4px;
            background: transparent;
            position: absolute;
            top: 0;
            left: 0;
            z-index: 5;
        }

        .vpc-time {
            position: absolute;
            right: 8px;
            top: -16px;
            font-size: 9px;
            font-weight: 500;
            color: rgba(255, 255, 255, 0.8);
            background: rgba(0, 0, 0, 0.6);
            backdrop-filter: blur(4px);
            padding: 2px 6px;
            border-radius: 4px;
            pointer-events: none;
            font-family: 'JetBrains Mono', 'Consolas', monospace;
            z-index: 9999;
            white-space: nowrap;
        }

        .vpc-buttons {
            display: flex;
            align-items: center;
            gap: 1px;
            padding: 1px 4px;
            height: 20px;
            /* Reduced further */
        }

        .vpc-btn {
            background: none;
            border: none;
            color: rgba(255, 255, 255, 0.6);
            cursor: pointer;
            padding: 0;
            font-size: 10px;
            border-radius: 4px;
            line-height: 1;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 18px;
            /* Reduced from 22px */
            height: 18px;
            transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
        }

        .vpc-btn:hover {
            color: #fff;
            background: rgba(255, 255, 255, 0.1);
        }

        .vpc-btn.is-active {
            color: var(--cyan, #007acc);
        }

        .vpc-trim-btn {
            font-size: 12px;
            font-weight: 500;
            width: 16px;
            padding-bottom: 2px;
        }

        .vpc-sep {
            color: rgba(255, 255, 255, 0.1);
            margin: 0 4px;
            height: 12px;
            border-left: 1px solid currentColor;
            font-size: 0;
        }

        .vpc-loop-wrapper {
            position: relative;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 18px;
            height: 18px;
            color: rgba(255, 255, 255, 0.6);
            transition: all 0.2s;
        }

        .vpc-loop-wrapper:hover {
            color: #fff;
            background: rgba(255, 255, 255, 0.1);
            border-radius: 4px;
        }

        .vpc-loop-wrapper .vpc-loop-select {
            position: absolute;
            inset: 0;
            opacity: 0;
            cursor: pointer;
            width: 100%;
            height: 100%;
            z-index: 2;
        }

        .vpc-loop-wrapper .codicon {
            font-size: 11px;
        }

        .vpc-speed {
            font-size: 9px;
            background: #000 !important;
            border: 1px solid rgba(255, 255, 255, 0.2);
            color: #fff;
            padding: 0 4px;
            border-radius: 4px;
            cursor: pointer;
            height: 15px;
            appearance: none;
            -webkit-appearance: none;
            text-align: center;
            transition: all 0.2s;
            min-width: 28px;
            background-image: none !important;
        }

        .vpc-speed:hover {
            border-color: rgba(255, 255, 255, 0.4);
            background: #111 !important;
        }

        /* ── Slot Info Button & Tooltip ──────────────────────────────────── */
        .slot-info-btn {
            background: none;
            border: none;
            color: var(--muted, #888);
            cursor: pointer;
            padding: 0 3px;
            font-size: 12px;
            line-height: 1;
            border-radius: 3px;
            display: none;
            /* shown only when source is video/image */
        }

        .slot-info-btn:hover {
            color: var(--cyan, #007acc);
        }

        .slot-info-tooltip {
            position: fixed;
            z-index: 9999;
            background: var(--bg-panel, #252526);
            border: 1px solid var(--slot-border, #454545);
            border-radius: 5px;
            padding: 8px 11px;
            font-size: 11px;
            color: var(--text, #ccc);
            min-width: 190px;
            pointer-events: none;
            box-shadow: 0 6px 16px rgba(0, 0, 0, 0.55);
            display: none;
        }

        .slot-info-tooltip.is-visible {
            display: block;
        }

        .slot-info-tooltip table {
            border-collapse: collapse;
            width: 100%;
        }

        .slot-info-tooltip td {
            padding: 2px 0;
        }

        .slot-info-tooltip td:first-child {
            color: var(--muted, #888);
            padding-right: 10px;
            white-space: nowrap;
        }

        .slot-info-tooltip td:last-child {
            font-weight: 500;
        }

        .overlay-layer {
            position: absolute;
            inset: 0;
            pointer-events: none;
            z-index: 10;
            overflow: hidden;
        }

        .overlay-item {
            position: absolute;
            left: 0;
            top: 0;
            /* width/height removed to support intrinsic scaling */
            object-fit: contain;
            pointer-events: none;
            transform-origin: center center;
        }

        .overlay-item.overlay-browser-canvas,
        .overlay-item.overlay-cg-canvas {
            transform-origin: 0 0 !important;
        }

        .cg-indicator {
            display: inline-flex;
            align-items: center;
            gap: 2px;
            margin-left: 6px;
            color: #999999;
        }

        .cg-indicator-label {
            font-size: 11px;
            text-transform: uppercase;
            font-weight: 600;
            margin-right: 2px;
        }

        .cg-indicator-badge {
            font-size: 11px;
            font-weight: 400;
        }

        .stream-health-badge {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 0 6px;
            margin-left: 6px;
            border-radius: 999px;
            /*border: 1px solid rgba(148, 163, 184, 0.35);*/
            background: rgba(71, 85, 105, 0.18);
            color: #cbd5e1;
            font-size: 10px;
            font-weight: 400;
            line-height: 1;
        }

        .stream-health-badge.is-idle {
            background: rgba(100, 116, 139, 0.15);
            color: #cbd5e1;
        }

        .stream-health-badge.is-good {
            background: rgba(34, 197, 94, 0.18);
            border-color: rgba(34, 197, 94, 0.45);
            color: #86efac;
        }

        .stream-health-badge.is-warning {
            background: rgba(245, 158, 11, 0.18);
            border-color: rgba(245, 158, 11, 0.45);
            color: #fde68a;
        }

        .stream-health-badge.is-error {
            background: rgba(239, 68, 68, 0.18);
            border-color: rgba(239, 68, 68, 0.45);
            color: #fecaca;
        }

        .stream-health-badge.is-active {
            animation: recBlink 1.2s ease-in-out infinite;
        }

        .html-layer-list {
            display: flex;
            flex-direction: column;
            gap: 6px;
            margin-bottom: 10px;
        }

        .html-layer-item {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 8px;
            padding: 8px;
            border: 1px solid var(--line);
            border-radius: 6px;
            background: var(--bg-input);
            cursor: grab;
        }

        .html-layer-item.is-selected {
            border-color: var(--cyan);
            box-shadow: inset 0 0 0 1px rgba(0, 122, 204, 0.35);
        }

        .html-layer-preview {
            width: 100%;
            height: 180px;
            border: 1px solid var(--line);
            border-radius: 6px;
            background: #05080f;
        }

        .html-designer-shell {
            display: grid;
            grid-template-columns:
                minmax(clamp(180px, 22vw, 260px), clamp(220px, 24vw, 320px)) minmax(0, 1fr) minmax(clamp(200px, 24vw, 280px), clamp(240px, 28vw, 360px));
            gap: var(--grid-gap);
            height: calc(100vh - 90px);
            min-height: 0;
        }

        .html-designer-panel {
            min-height: 0;
            padding: 10px;
            border: 1px solid var(--line);
            border-radius: 10px;
            background: linear-gradient(180deg, rgba(18, 24, 36, 0.96), rgba(7, 12, 20, 0.98));
            box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.03);
        }

        .html-designer-sidebar,
        .html-designer-preview-panel {
            display: flex;
            flex-direction: column;
            gap: 10px;
            overflow: auto;
        }

        .html-designer-preview-panel {
            min-width: 0;
            padding: 0;
            display: grid;
            grid-template-columns: 42px minmax(0, 1fr);
            overflow: hidden;
        }

        .html-designer-dock {
            display: flex;
            flex-direction: column;
            gap: 10px;
            min-height: 100%;
        }

        .html-designer-widget {
            border: 1px solid rgba(120, 138, 164, 0.2);
            border-radius: 10px;
            background: rgba(7, 12, 20, 0.62);
            overflow: hidden;
        }

        .html-designer-widget.is-dragging {
            opacity: 0.45;
            transform: scale(0.985);
        }

        .html-designer-widget-drop {
            min-height: 12px;
            border-radius: 10px;
            border: 1px dashed transparent;
            transition: border-color 0.15s ease, background 0.15s ease, min-height 0.15s ease;
        }

        .html-designer-widget-drop.is-active {
            min-height: 48px;
            border-color: rgba(103, 232, 249, 0.55);
            background: rgba(14, 116, 144, 0.14);
        }

        .html-designer-widget-head {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            padding: 10px 12px;
            background: rgba(15, 23, 42, 0.82);
            border-bottom: 1px solid rgba(120, 138, 164, 0.16);
            cursor: grab;
            user-select: none;
        }

        .html-designer-widget-head strong {
            font-size: 12px;
            color: var(--text-light);
            letter-spacing: 0.02em;
        }

        .html-designer-widget-head span {
            font-size: 11px;
            color: var(--muted);
        }

        .html-designer-widget-body {
            padding: 10px;
        }

        .html-designer-activity-shell {
            display: contents;
        }

        .html-designer-activity-bar {
            display: flex;
            flex-direction: column;
            align-items: stretch;
            gap: 4px;
            padding: 8px 4px;
            background: rgba(15, 23, 42, 0.92);
            border-right: 1px solid rgba(120, 138, 164, 0.16);
            overflow-y: auto;
        }

        .html-designer-activity-btn {
            width: 34px;
            height: 34px;
            border: 1px solid transparent;
            border-radius: 8px;
            background: transparent;
            color: var(--muted);
            cursor: pointer;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            position: relative;
        }

        .html-designer-activity-btn::before {
            content: '';
            position: absolute;
            left: -4px;
            top: 6px;
            bottom: 6px;
            width: 2px;
            border-radius: 999px;
            background: transparent;
        }

        .html-designer-activity-btn:hover {
            color: var(--text-light);
            background: rgba(30, 41, 59, 0.88);
        }

        .html-designer-activity-btn.is-active {
            color: var(--text-light);
            background: rgba(30, 41, 59, 0.96);
            border-color: rgba(103, 232, 249, 0.22);
        }

        .html-designer-activity-btn.is-active::before {
            background: var(--cyan);
        }

        .html-designer-activity-panel {
            min-width: 0;
            overflow: auto;
            padding: 10px;
        }

        .html-designer-activity-panel .html-designer-dock {
            min-height: auto;
        }

        .html-designer-actions {
            display: grid;
            grid-template-columns: repeat(2, minmax(0, 1fr));
            gap: 8px;
        }

        .html-designer-actions button,
        .html-designer-sidebar button,
        .html-designer-preview-panel button {
            padding: 8px 10px;
            border: 1px solid var(--line);
            border-radius: 8px;
            background: rgba(20, 28, 42, 0.92);
            color: var(--text-light);
            cursor: pointer;
        }

        .html-designer-actions button:hover,
        .html-designer-sidebar button:hover,
        .html-designer-preview-panel button:hover {
            border-color: var(--cyan);
        }

        .html-designer-sidebar .field,
        .html-designer-preview-panel .field {
            margin-bottom: 0;
        }

        .html-designer-canvas-panel {
            padding: 0;
            overflow: hidden;
            min-width: 0;
            display: flex;
            flex-direction: column;
        }

        .html-designer-canvas {
            flex: 1;
            min-height: 0;
            position: relative;
        }

        .html-designer-toolbar {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: clamp(1px, 0.25vw, 4px);
            padding: clamp(3px, 0.5vw, 8px) clamp(4px, 0.6vw, 10px);
            border-bottom: 1px solid var(--line);
            background: rgba(6, 11, 19, 0.94);
            min-height: var(--toolbar-min);
            overflow-x: auto;
            scrollbar-width: none;
            -ms-overflow-style: none;
        }

        .html-designer-toolbar::-webkit-scrollbar {
            display: none;
        }

        .html-designer-toolbar-group {
            display: flex;
            flex-wrap: wrap;
            gap: max(3px, 0.3vw);
        }

        .html-designer-toolbar button {
            padding: clamp(3px, 0.4vw * var(--touch-scale), 7px) clamp(5px, 0.6vw * var(--touch-scale), 9px);
            border: 1px solid rgba(120, 138, 164, 0.28);
            border-radius: 999px;
            background: rgba(15, 23, 42, 0.9);
            color: var(--text-light);
            cursor: pointer;
            font-size: clamp(8px, calc(9px * var(--scale-factor) * var(--dpi-scale)), 11px);
            min-height: var(--toolbar-min);
            white-space: nowrap;
            flex-shrink: 0;
        }

        .html-designer-toolbar button:hover,
        .html-designer-toolbar button.is-active {
            border-color: var(--cyan);
            color: #ffffff;
        }

        .html-designer-canvas-stage {
            flex: 1;
            min-height: 0;
            position: relative;
        }

        .html-designer-status {
            font-size: 11px;
            color: var(--muted);
        }

        .html-designer-status[data-state="error"] {
            color: #fca5a5;
        }

        .html-layer-item {
            width: 100%;
            text-align: left;
        }

        .html-layer-item-meta {
            font-size: 10px;
            color: var(--muted);
            margin-left: auto;
            padding-left: 8px;
        }

        .html-designer-preview {
            width: 100%;
            min-height: 220px;
            height: 220px;
            border: 1px solid var(--line);
            border-radius: 8px;
            background: #05080f;
        }

        .html-designer-tips {
            font-size: 11px;
            color: var(--muted);
            line-height: 1.45;
        }

        .html-designer-manager {
            border: 0;
            border-radius: 0;
            overflow: hidden;
            background: transparent;
        }

        .html-designer-manager[open] {
            border-color: rgba(56, 189, 248, 0.28);
        }

        .html-designer-manager summary {
            cursor: pointer;
            list-style: none;
            padding: 10px 12px;
            font-size: 12px;
            font-weight: 600;
            color: var(--text-light);
            display: flex;
            align-items: center;
            justify-content: space-between;
            background: rgba(15, 23, 42, 0.82);
        }

        .html-designer-manager summary::-webkit-details-marker {
            display: none;
        }

        .html-designer-manager summary::after {
            content: '+';
            color: var(--muted);
            font-size: 14px;
        }

        .html-designer-manager[open] summary::after {
            content: '-';
        }

        .html-designer-manager-body {
            padding: 10px;
            min-height: 220px;
            max-height: 420px;
            overflow-y: auto;
            overflow-x: hidden;
            scrollbar-width: thin;
            scrollbar-color: rgba(103, 232, 249, 0.45) rgba(15, 23, 42, 0.45);
        }

        .html-designer-manager-body::-webkit-scrollbar {
            width: 10px;
        }

        .html-designer-manager-body::-webkit-scrollbar-track {
            background: rgba(15, 23, 42, 0.45);
            border-radius: 999px;
        }

        .html-designer-manager-body::-webkit-scrollbar-thumb {
            background: rgba(103, 232, 249, 0.45);
            border-radius: 999px;
            border: 2px solid rgba(15, 23, 42, 0.45);
        }

        .html-designer-assets-toolbar {
            display: grid;
            grid-template-columns: repeat(2, minmax(0, 1fr));
            gap: 8px;
            margin-bottom: 10px;
        }

        .html-designer-assets-toolbar button {
            padding: 8px 10px;
            border: 1px solid var(--line);
            border-radius: 8px;
            background: rgba(15, 23, 42, 0.9);
            color: var(--text-light);
            cursor: pointer;
        }

        .html-designer-assets-toolbar button:hover {
            border-color: var(--cyan);
        }

        .html-designer-anim-grid {
            display: grid;
            grid-template-columns: repeat(2, minmax(0, 1fr));
            gap: 8px;
        }

        .html-designer-anim-grid .full {
            grid-column: 1 / -1;
        }

        .html-designer-shortcut {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            padding: 12px;
            border: 1px solid var(--line);
            border-radius: 8px;
            background: rgba(15, 23, 42, 0.76);
        }

        .html-designer-shortcut p {
            margin: 0;
            font-size: 12px;
            color: var(--muted);
        }

        .html-designer-shell,
        .html-designer-shell *:not(.codicon) {
            font-family: var(--ui-font);
        }

        .three-designer-shell {
            display: grid;
            grid-template-columns: minmax(190px, 228px) minmax(0, 1fr) minmax(230px, 276px);
            gap: var(--grid-gap);
            height: calc(100vh - 90px);
            min-height: 0;
        }

        .three-designer-panel {
            min-height: 0;
            display: flex;
            flex-direction: column;
            overflow: hidden;
            border-radius: 12px;
            border: 1px solid rgba(71, 85, 105, 0.75);
            background: linear-gradient(180deg, rgba(15, 23, 42, 0.96), rgba(2, 6, 23, 0.96));
            box-shadow: 0 18px 40px rgba(2, 6, 23, 0.24);
        }

        .three-designer-panel-header {
            padding: 9px 10px;
            border-bottom: 1px solid rgba(71, 85, 105, 0.7);
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 8px;
        }

        .three-designer-panel-header strong {
            color: #e2e8f0;
            font-size: 12px;
            letter-spacing: 0.03em;
        }

        .three-designer-panel-header span {
            font-size: 10px;
            color: #94a3b8;
        }

        .three-designer-sidebar,
        .three-designer-inspector {
            padding: 10px;
            display: flex;
            flex-direction: column;
            gap: 8px;
            overflow: auto;
        }

        .three-designer-actions {
            display: grid;
            grid-template-columns: repeat(2, minmax(0, 1fr));
            gap: 6px;
        }

        .three-designer-tool-groups {
            display: flex;
            flex-direction: column;
            gap: 6px;
        }

        .three-designer-primitives-grid {
            display: grid;
            grid-template-columns: repeat(4, minmax(0, 1fr));
            gap: 5px;
        }

        .three-designer-actions button,
        .three-designer-toolbar button,
        .three-designer-toolbar select {
            border: 1px solid rgba(56, 189, 248, 0.28);
            background: rgba(15, 23, 42, 0.78);
            color: #dbeafe;
            border-radius: 7px;
            padding: 6px 8px;
            font-size: 11px;
            cursor: pointer;
        }

        .three-designer-tool-list {
            display: flex;
            flex-direction: column;
            gap: 4px;
        }

        .three-designer-tool-btn {
            width: 100%;
            min-height: 28px;
            padding: 5px 8px;
            display: inline-flex;
            align-items: center;
            justify-content: flex-start;
            gap: 7px;
            font-size: 11px;
            line-height: 1;
            color: #050505;
            border: 1px solid rgba(15, 23, 42, 0.16);
            background: rgba(255, 255, 255, 0.94);
            border-radius: 8px;
        }

        .three-designer-tool-btn:hover {
            color: #000000;
            border-color: rgba(15, 23, 42, 0.42);
            background: #ffffff;
        }

        .three-designer-primitives-grid .three-designer-tool-btn {
            min-height: 30px;
            padding: 0;
            justify-content: center;
            gap: 0;
        }

        .three-designer-icon-mask {
            width: 15px;
            height: 15px;
            display: inline-block;
            background: currentColor;
            -webkit-mask-image: var(--icon-url);
            -webkit-mask-repeat: no-repeat;
            -webkit-mask-position: center;
            -webkit-mask-size: contain;
            mask-image: var(--icon-url);
            mask-repeat: no-repeat;
            mask-position: center;
            mask-size: contain;
        }

        .three-designer-toolbar {
            padding: 9px 10px;
            border-bottom: 1px solid rgba(71, 85, 105, 0.7);
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
        }

        .three-designer-toolbar-group {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-wrap: wrap;
        }

        .three-designer-toolbar label,
        .three-designer-sidebar label,
        .three-designer-inspector label {
            display: flex;
            flex-direction: column;
            gap: 4px;
            font-size: 10px;
            color: #94a3b8;
            text-transform: uppercase;
            letter-spacing: 0.05em;
        }

        .three-designer-viewport-panel {
            position: relative;
        }

        .three-designer-viewport {
            flex: 1;
            min-height: 420px;
            position: relative;
            background:
                radial-gradient(circle at top, rgba(30, 41, 59, 0.55), transparent 56%),
                linear-gradient(180deg, #020617, #0f172a 58%, #111827);
        }

        .three-designer-viewport canvas {
            width: 100%;
            height: 100%;
            display: block;
        }

        .three-designer-status {
            position: absolute;
            left: 16px;
            bottom: 16px;
            padding: 8px 10px;
            border-radius: 999px;
            background: rgba(2, 6, 23, 0.84);
            border: 1px solid rgba(56, 189, 248, 0.28);
            color: #cbd5e1;
            font-size: 12px;
            z-index: 2;
        }

        .three-designer-status.is-error {
            border-color: rgba(248, 113, 113, 0.45);
            color: #fecaca;
        }

        .three-designer-object-list {
            display: flex;
            flex-direction: column;
            gap: 3px;
        }

        .three-designer-tree-node {
            display: block;
        }

        .three-designer-tree-node summary {
            list-style: none;
        }

        .three-designer-tree-node summary::-webkit-details-marker {
            display: none;
        }

        .three-designer-tree-children {
            display: flex;
            flex-direction: column;
            gap: 3px;
            margin-top: 3px;
        }

        .three-designer-object-item {
            border: 1px solid rgba(71, 85, 105, 0.85);
            background: rgba(15, 23, 42, 0.74);
            color: #e2e8f0;
            border-radius: 6px;
            padding: 3px 6px 3px calc(6px + (var(--tree-depth, 0) * 12px));
            text-align: left;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 6px;
            min-height: 24px;
            font-size: 11px;
        }

        .three-designer-object-row {
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .three-designer-object-row .three-designer-icon-mask {
            width: 14px;
            height: 14px;
        }

        .three-designer-object-item.is-active {
            border-color: rgba(56, 189, 248, 0.9);
            box-shadow: inset 0 0 0 1px rgba(56, 189, 248, 0.22);
        }

        .three-designer-object-item span,
        .three-designer-empty,
        .three-designer-note {
            color: #94a3b8;
            font-size: 11px;
        }

        .three-designer-object-item>span:last-child {
            font-size: 10px;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }

        .three-designer-inspector-grid {
            display: grid;
            grid-template-columns: repeat(3, minmax(0, 1fr));
            gap: 6px;
        }

        .three-designer-inspector input,
        .three-designer-inspector select,
        .three-designer-inspector textarea,
        .three-designer-sidebar input[type="color"] {
            width: 100%;
            border: 1px solid rgba(71, 85, 105, 0.85);
            background: rgba(15, 23, 42, 0.82);
            color: #e2e8f0;
            border-radius: 7px;
            padding: 6px 8px;
            font-size: 11px;
        }

        .three-designer-check {
            display: flex;
            align-items: center;
            gap: 6px;
            color: #cbd5e1;
            font-size: 11px;
        }

        .three-designer-check input {
            width: auto;
        }

        .three-designer-dropzone {
            position: absolute;
            inset: 18px;
            border: 2px dashed rgba(56, 189, 248, 0.48);
            border-radius: 14px;
            display: none;
            align-items: center;
            justify-content: center;
            text-align: center;
            background: rgba(2, 6, 23, 0.72);
            color: #e0f2fe;
            z-index: 3;
            padding: 16px;
        }

        .three-designer-dropzone.is-active {
            display: flex;
        }

        .three-designer-timeline {
            margin-top: 2px;
            padding-top: 8px;
            border-top: 1px solid rgba(71, 85, 105, 0.45);
            display: flex;
            flex-direction: column;
            gap: 7px;
        }

        .three-designer-timeline-head {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 10px;
        }

        .three-designer-timeline-grid {
            display: grid;
            grid-template-columns: repeat(2, minmax(0, 1fr));
            gap: 6px;
        }

        .three-designer-timeline input[type="range"] {
            width: 100%;
        }

        .three-designer-keyframe-list {
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
        }

        .three-designer-keyframe-item {
            border: 1px solid rgba(71, 85, 105, 0.8);
            background: rgba(15, 23, 42, 0.76);
            color: #e2e8f0;
            border-radius: 999px;
            padding: 4px 8px;
            font-size: 11px;
        }

        .three-designer-keyframe-item.is-active {
            border-color: rgba(56, 189, 248, 0.9);
        }

        .gjs-one-bg {
            background: #0f172a;
        }

        .gjs-two-color {
            color: #cbd5e1;
        }

        .gjs-three-bg {
            background: #111827;
            color: #e2e8f0;
        }

        .gjs-four-color,
        .gjs-pn-btn.gjs-pn-active {
            color: #67e8f9;
        }

        .gjs-editor,
        .gjs-cv-canvas {
            background: #020617;
        }

        .html-designer-canvas .gjs-editor {
            position: absolute;
            inset: 0;
            font-family: var(--ui-font);
        }

        .html-designer-canvas .gjs-pn-panels,
        .html-designer-canvas .gjs-blocks-c,
        .html-designer-canvas .gjs-sm-sector,
        .html-designer-canvas .gjs-am-assets-cont,
        .html-designer-canvas .gjs-layer,
        .html-designer-canvas .gjs-trt-traits {
            box-shadow: none;
        }

        .html-designer-canvas .gjs-pn-panels {
            position: absolute;
            left: 12px;
            right: 12px;
            top: 12px;
            width: auto;
            border-radius: 10px;
            background: rgba(8, 13, 22, 0.84);
            border: 1px solid rgba(120, 138, 164, 0.18);
        }

        .html-designer-canvas .gjs-cv-canvas {
            top: 64px;
            width: calc(100% - 24px);
            left: 12px;
            height: calc(100% - 76px);
            border-radius: 12px;
            overflow: hidden;
            border: 1px solid rgba(120, 138, 164, 0.18);
        }

        .html-designer-manager-body .gjs-block {
            width: calc(50% - 8px);
            min-height: 74px;
            margin: 4px;
            border-radius: 10px;
            border: 1px solid rgba(120, 138, 164, 0.18);
            background: rgba(15, 23, 42, 0.9);
            color: #e2e8f0;
        }

        .html-designer-manager-body .gjs-blocks-c {
            display: flex;
            flex-wrap: wrap;
            gap: 0;
        }

        .html-designer-manager-body .gjs-sm-sector,
        .html-designer-manager-body .gjs-layer,
        .html-designer-manager-body .gjs-trt-trait,
        .html-designer-manager-body .gjs-am-assets-cont {
            background: transparent;
        }

        .html-designer-manager-body .gjs-field,
        .html-designer-manager-body input,
        .html-designer-manager-body select,
        .html-designer-manager-body textarea {
            background: rgba(15, 23, 42, 0.86);
            color: #e2e8f0;
            border-color: rgba(120, 138, 164, 0.24);
        }

        .html-designer-manager-body .gjs-am-assets {
            display: grid;
            grid-template-columns: repeat(2, minmax(0, 1fr));
            gap: 8px;
        }

        .html-designer-manager-body .gjs-am-asset {
            width: 100%;
            min-height: 90px;
            border: 1px solid rgba(120, 138, 164, 0.18);
            border-radius: 10px;
            overflow: hidden;
            background: rgba(15, 23, 42, 0.9);
        }

        .html-designer-canvas .gjs-editor,
        .html-designer-canvas .gjs-editor *,
        .html-designer-manager-body,
        .html-designer-manager-body * {
            font-family: var(--ui-font) !important;
        }

        @media (max-width: 1400px) {
            .html-designer-shell {
                grid-template-columns: minmax(220px, 28vw) minmax(0, 1fr);
            }

            .html-designer-preview-panel {
                grid-column: 1 / -1;
                min-height: clamp(280px, 35vh, 360px);
            }
        }

        @media (max-width: 1200px) {
            .html-designer-toolbar {
                flex-direction: column;
                align-items: stretch;
                gap: clamp(3px, 0.5vw, 6px);
            }

            .html-designer-toolbar-group {
                justify-content: center;
            }

            .html-designer-toolbar button {
                flex: 1;
                min-height: clamp(32px, 4vw, 36px);
                font-size: clamp(10px, 2.2vw, 12px);
            }
        }

        @media (max-width: 980px) {
            .html-designer-shell {
                grid-template-columns: 1fr;
                height: auto;
            }

            .html-designer-canvas {
                min-height: 720px;
            }

            .three-designer-shell {
                grid-template-columns: 1fr;
                height: auto;
            }

            .three-designer-viewport {
                min-height: 420px;
            }
        }

        .audio-meter {
            position: absolute;
            right: 2px;
            top: 24px; /* Start below head area */
            bottom: 4px;
            width: 8px;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 1px;
            padding: 1px;
            z-index: 100;
        }

        .audio-meter .bar {
            align-self: end;
            width: 100%;
            height: 0%;
            border-radius: 1px;
            background: linear-gradient(0deg, #34d399, #f59e0b 65%, #ef4444);
            mask-image: repeating-linear-gradient(
                to top, #000 0px, #000 1px, transparent 1px, transparent 2px
            );
            transition: height 60ms linear;
        }

        .audio-meter-vertical {
            position: relative;
            width: 100%;
            height: 100%;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 2px;
            padding: 4px;
            border: 1px solid rgba(255, 255, 255, 0.2);
            border-radius: 8px;
            background: linear-gradient(180deg, rgba(255, 255, 255, 0.04) 0%, rgba(255, 255, 255, 0.02) 65%);
            box-shadow: inset 0 0 12px rgba(0, 0, 0, 0.4);
        }

        .audio-meter-vertical::before {
            content: '';
            position: absolute;
            inset: 2px;
            border-radius: 6px;
            pointer-events: none;
            border: 1px dashed rgba(255, 255, 255, 0.06);
        }

        .audio-meter.is-muted .bar {
            background: #444;
            height: 1px !important;
            mask-image: none;
        }

        .audio-mixer-master-row,
        .audio-mixer-level-row {
            display: flex;
            gap: 4px;
            align-items: center;
        }

        .audio-mixer-panel {
            display: flex;
            flex-direction: column;
            gap: 4px;
            height: 100%;
        }

        .audio-mixer-master-row input,
        .audio-mixer-level-row input {
            flex: 1;
            min-width: 0;
        }

        .audio-mixer-master-row span,
        .audio-level-value {
            min-width: 32px;
            text-align: right;
            font-size: 10px;
            color: var(--muted);
            font-variant-numeric: tabular-nums;
        }

        .audio-mixer-list {
            margin-top: 4px;
            display: flex;
            flex-direction: row;
            gap: 4px;
            overflow-x: auto;
            padding-bottom: 4px;
        }

        .audio-mixer-entry {
            border: 1px solid var(--line);
            border-radius: 4px;
            padding: 6px;
            background: rgba(255, 255, 255, 0.02);
            display: grid;
            grid-template-columns: auto 1fr;
            gap: 6px;
            align-items: center;
            min-width: 100px;
            max-width: 120px;
        }

        .audio-meter-wrap {
            grid-row: 2;
            position: relative;
            width: 24px;
            height: 90px;
        }

        .audio-meter-mute {
            position: absolute;
            top: -10px;
            left: 50%;
            transform: translateX(-50%);
            width: 18px;
            height: 18px;
            border-radius: 4px;
            border: 1px solid rgba(255, 255, 255, 0.3);
            background: rgba(5, 8, 20, 0.85);
            color: var(--muted);
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 10px;
        }

        .audio-meter-mute.is-muted {
            color: #f87171;
            border-color: rgba(248, 113, 113, 0.7);
        }

        .audio-mixer-head {
            grid-column: 1 / -1;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 8px;
            font-size: 11px;
        }

        .audio-mixer-label {
            font-weight: 600;
            letter-spacing: 0.08em;
        }

        .audio-meter-id {
            grid-column: 1 / -1;
            font-size: 10px;
            letter-spacing: 0.05em;
            color: var(--muted);
            text-align: right;
        }

        .audio-mixer-level-row {
            grid-column: 1 / -1;
            display: flex;
            align-items: center;
            gap: 6px;
            justify-content: center;
            padding: 0 4px;
        }

        .audio-mixer-db-slider {
            -webkit-appearance: none;
            appearance: none;
            width: 64px;
            height: 6px;
            border-radius: 999px;
            background: rgba(255, 255, 255, 0.15);
        }

        .audio-mixer-db-slider::-webkit-slider-thumb {
            -webkit-appearance: none;
            width: 12px;
            height: 12px;
            border-radius: 50%;
            background: var(--cyan);
            box-shadow: 0 0 6px rgba(0, 122, 204, 0.6);
            border: 1px solid rgba(255, 255, 255, 0.5);
        }

        .audio-mixer-db-slider::-moz-range-thumb,
        .audio-mixer-db-slider::-ms-thumb {
            width: 12px;
            height: 12px;
            border-radius: 50%;
            background: var(--cyan);
            border: 1px solid rgba(255, 255, 255, 0.5);
        }

        .audio-mixer-db-slider::-moz-range-track {
            width: 4px;
            background: rgba(255, 255, 255, 0.2);
        }

        .audio-mixer-db-slider::-ms-track {
            width: 4px;
            background: transparent;
            border-color: transparent;
            color: transparent;
        }

        .audio-mixer-head {
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 12px;
            font-size: 11px;
        }

        .audio-mixer-label {
            font-weight: 600;
            min-width: 0;
            overflow: hidden;
            text-overflow: ellipsis;
            white-space: nowrap;
        }

        .audio-mixer-mute {
            background: none;
            border: none;
            color: var(--muted);
            cursor: pointer;
            font-size: 16px;
            width: 32px;
            height: 32px;
            border-radius: 6px;
        }

        .audio-mixer-mute.is-muted {
            color: var(--red);
        }

        .audio-mixer-hint {
            font-size: 11px;
            color: var(--muted);
            padding-left: 4px;
        }

        .audio-mixer-empty {
            margin-top: 6px;
            padding: 8px;
            font-size: 11px;
            color: var(--muted);
            border: 1px dashed var(--line);
            border-radius: 6px;
        }

        .audio-mixer-level-row .audio-level-value {
            text-transform: uppercase;
            letter-spacing: 0.1em;
            font-weight: 600;
        }

        .audio-mixer-list::-webkit-scrollbar {
            width: 6px;
        }

        .audio-mixer-list::-webkit-scrollbar-thumb {
            background: rgba(255, 255, 255, 0.08);
            border-radius: 3px;
        }

        /* Override for Master/Program/Preview specific meters if needed */
        .drop-box .audio-meter,
        .master-panel .audio-meter {
            right: 8px;
            top: 8px;
            bottom: 8px;
            width: 12px;
            gap: 2px;
        }

        #programDrop {
            border-color: var(--slot-program);
        }

        #previewDrop {
            border-color: var(--slot-preview);
        }

        .monitor-header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 0 0 0 10px;
            height: 32px;
            min-height: 32px;
            max-height: 32px;
            box-sizing: border-box;
            background: rgba(0, 0, 0, 0.45);
            border-bottom: 1px solid var(--line);
            border-radius: 4px 4px 0 0;
            overflow: hidden;
            user-select: none;
        }

        .monitor-header .label {
            font-size: 11px;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.12em;
            color: #777;
            flex-shrink: 0;
        }

        .monitor-stats-right {
            display: flex;
            align-items: center;
            height: 100%;
            flex: 1;
            justify-content: flex-end;
        }

        .ovl-stat-fixed {
            display: flex;
            align-items: center;
            justify-content: flex-end;
            gap: 6px;
            min-width: 90px;
            height: 100%;
            padding: 0 12px;
            font-size: 11px;
            background: rgba(0, 0, 0, 0.2);
            color: #666;
        }

        .ovl-stat-fixed .ovl-label {
            font-weight: 700;
            color: #555;
            order: 2; /* Label on the far right of the section */
            width: 25px;
            text-align: right;
        }

        .ovl-stat-fixed .ovl-count {
            color: #a5f3fc;
            font-weight: 500;
            font-variant-numeric: tabular-nums;
            order: 1; /* Numbers appear to the left of the label */
            white-space: nowrap;
            letter-spacing: 2px;
            text-align: right;
        }

        .name-fixed {
            min-width: 160px;
            max-width: 160px;
            height: 100%;
            display: flex;
            align-items: center;
            justify-content: flex-end;
            padding: 0 12px;
            border-left: 1px solid rgba(255, 255, 255, 0.1);
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
            font-size: 11px;
            color: #ddd;
            font-weight: 600;
            background: rgba(255, 255, 255, 0.03);
            text-transform: uppercase;
        }

        .surface-wrap {
            position: relative;
            z-index: 1;
            width: 100%;
            aspect-ratio: 16 / 9;
            background: #000;
            overflow: hidden;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .drop-monitor,
        .drop-browser,
        .transition-overlay {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            object-fit: fill; /* Ensure layers align perfectly to container */
            background: var(--bg-canvas);
        }

        .monitor-stats-right {
            display: flex;
            align-items: center;
            gap: 0;
            flex: 1;
            justify-content: flex-end;
            height: 100%;
        }

        .ovl-stat-fixed {
            display: flex;
            align-items: center;
            justify-content: flex-end;
            gap: 6px;
            min-width: 100px;
            height: 100%;
            padding: 0 12px;
            font-size: 11px;
            background: rgba(0, 0, 0, 0.2);
            color: #666;
        }

        .ovl-stat-fixed .ovl-label {
            font-weight: 700;
            color: #555;
            order: 2; /* Label on the right */
            width: 25px;
            text-align: right;
            letter-spacing: 0.05em;
        }

        .ovl-stat-fixed .ovl-count {
            color: #a5f3fc;
            font-weight: 500;
            font-variant-numeric: tabular-nums;
            order: 1; /* Indices on the left */
            white-space: nowrap;
            letter-spacing: 2px;
            text-align: right;
        }

        .name-fixed {
            min-width: 150px;
            max-width: 150px;
            height: 100%;
            display: flex;
            align-items: center;
            justify-content: flex-end;
            padding: 0 12px;
            border-left: 1px solid rgba(255, 255, 255, 0.08);
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
            font-size: 11px;
            color: #ddd;
            font-weight: 500;
            background: rgba(255, 255, 255, 0.02);
        }

        .output-right-col {
            display: flex;
            flex-direction: column;
            gap: 2px;
            width: 100px;
            padding: 0 4px;
        }

        .switch-controls {
            display: flex;
            flex-direction: column;
            gap: 2px;
            width: 100%;
            padding: 2px 0;
        }

        .switch-controls button,
        .switch-controls select,
        .switch-controls input {
            padding: 4px;
            border-radius: 4px;
            border: 1px solid var(--line);
            background: var(--bg-input);
            color: var(--text);
            height: 24px;
            font-size: 11px;
            font-weight: 600;
            width: 80px;
            margin: 0 auto;
        }

        #cutBtn {
            order: 10;
            border-color: #ef4444;
            background: rgba(239, 68, 68, 0.1);
            color: #fecaca;
        }

        #autoBtn {
            border-color: #f59e0b;
            background: rgba(245, 158, 11, 0.12);
            color: #fef3c7;
        }

        /* ── T-Bar column ──────────────────────────────────────────────── */
        .output-tbar-col {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 2px;
            min-width: 40px;
            padding: 2px 0;
        }

        .tbar-label {
            font-size: 9px;
            font-weight: 700;
            color: var(--muted);
            text-transform: uppercase;
            letter-spacing: 0.08em;
        }

        .tbar-readout {
            font-size: 11px;
            font-weight: 700;
            color: var(--text);
            min-width: 34px;
            text-align: center;
            font-variant-numeric: tabular-nums;
        }

        .tbar-track {
            position: relative;
            width: 22px;
            flex: 1;
            min-height: 100px;
            background: var(--bg-input);
            border: 1px solid var(--line);
            border-radius: 11px;
            cursor: pointer;
            user-select: none;
            overflow: visible;
        }

        .tbar-fill {
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            background: var(--slot-preview);
            border-radius: 0 0 11px 11px;
            pointer-events: none;
        }

        .tbar-handle {
            position: absolute;
            left: 50%;
            transform: translate(-50%, 50%);
            width: 30px;
            height: 14px;
            background: var(--text);
            border: 2px solid var(--line);
            border-radius: 4px;
            box-shadow: 0 2px 4px rgba(0, 0, 0, 0.4);
            cursor: grab;
            z-index: 2;
        }

        .tbar-handle.is-dragging {
            cursor: grabbing;
            background: var(--slot-program);
        }

        .tbar-send-btn {
            font-size: 9px;
            padding: 2px 6px;
            border-radius: 3px;
            border: 1px solid var(--line);
            background: var(--bg-input);
            color: var(--text);
            cursor: pointer;
            white-space: nowrap;
            transition: 0.2s ease;
        }

        .tbar-send-btn:hover {
            border-color: var(--cyan);
            color: var(--cyan);
        }

        /* AUTO animation */
        #autoBtn.auto-active {
            animation: autoFlash 0.4s ease-in-out infinite alternate;
        }

        @keyframes autoFlash {
            from {
                background: rgba(245, 158, 11, 0.1);
            }

            to {
                background: rgba(245, 158, 11, 0.35);
            }
        }

        #transitionStatus {
            font-size: 10px;
            color: var(--muted);
            text-align: center;
            min-height: 14px;
        }

        /* ME Panel */
        .me-panel {
            padding: 8px;
        }

        .me-bank-tabs {
            display: flex;
            gap: 4px;
            margin-bottom: 8px;
            border-bottom: 1px solid var(--line);
        }

        .me-bank-tab {
            flex: 1;
            padding: 4px;
            background: var(--bg-input);
            border: none;
            border-bottom: 2px solid transparent;
            cursor: pointer;
            font-size: 11px;
            font-weight: 700;
            color: var(--muted);
            transition: 0.2s ease;
        }

        .me-bank-tab.active {
            border-bottom-color: var(--cyan);
            color: var(--cyan);
        }

        .me-monitor {
            background: var(--bg-canvas);
            border: 1px solid var(--line);
            border-radius: 3px;
            padding: 4px;
            margin-bottom: 8px;
            position: relative;
            aspect-ratio: 16 / 9;
            overflow: hidden;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .me-monitor-label {
            position: absolute;
            top: 4px;
            right: 4px;
            font-size: 9px;
            font-weight: 700;
            color: var(--muted);
            text-transform: uppercase;
            z-index: 1;
        }

        .me-monitor canvas {
            width: 100%;
            height: 100%;
            display: block;
        }

        .me-source-row {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(48px, 1fr));
            gap: 3px;
            margin-bottom: 8px;
        }

        .me-src-btn {
            padding: 6px 4px;
            background: var(--bg-input);
            border: 1px solid var(--line);
            border-radius: 3px;
            cursor: pointer;
            font-size: 9px;
            font-weight: 700;
            color: var(--text);
            transition: 0.15s ease;
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 2px;
        }

        .me-src-btn:hover {
            border-color: var(--text);
            background: var(--bg-panel);
        }

        .me-src-btn.active-pvw {
            border-color: var(--slot-preview);
            background: rgba(34, 197, 94, 0.15);
            color: var(--slot-preview);
        }

        .me-src-btn.active-pgm {
            border-color: var(--slot-program);
            background: rgba(239, 68, 68, 0.15);
            color: var(--slot-program);
        }

        .me-section {
            border-top: 1px solid var(--line);
            padding-top: 6px;
            margin-top: 8px;
        }

        .me-section-title {
            font-size: 10px;
            font-weight: 700;
            color: var(--muted);
            text-transform: uppercase;
            margin-bottom: 4px;
        }

        .me-controls {
            display: flex;
            flex-direction: column;
            gap: 4px;
        }

        .me-control-row {
            display: grid;
            grid-template-columns: auto 1fr;
            gap: 4px;
            align-items: center;
        }

        .me-control-row label {
            font-size: 10px;
            color: var(--text);
        }

        .me-control-row input,
        .me-control-row select {
            padding: 4px;
            border-radius: 3px;
            border: 1px solid var(--line);
            background: var(--bg-input);
            color: var(--text);
            font-size: 10px;
        }

        .me-control-row input:focus,
        .me-control-row select:focus {
            outline: none;
            border-color: var(--cyan);
            background: var(--bg-panel);
        }

        .me-dve-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 4px;
            margin-bottom: 8px;
        }

        .me-dve-btn {
            padding: 4px;
            background: var(--bg-input);
            border: 1px solid var(--line);
            border-radius: 3px;
            cursor: pointer;
            font-size: 9px;
            color: var(--text);
            transition: 0.15s ease;
        }

        .me-dve-btn:hover {
            border-color: var(--text);
            background: var(--bg-panel);
        }

        .me-dve-btn.active {
            border-color: var(--cyan);
            background: rgba(0, 122, 204, 0.15);
            color: var(--cyan);
            font-weight: 700;
        }

        /* ME Source Button Highlights */
        .me-src-btn {
            position: relative;
        }

        .me-src-thumb {
            width: 100%;
            height: auto;
            display: block;
            border-radius: 2px;
            margin-bottom: 2px;
            background: #111;
        }

        .me-src-num {
            font-size: 9px;
            font-weight: 700;
            color: var(--text);
        }

        .me-src-name {
            font-size: 7px;
            color: var(--muted);
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
            max-width: 100%;
        }

        .me-bus-badge {
            position: absolute;
            top: 2px;
            font-size: 7px;
            font-weight: 700;
            padding: 0 3px;
            border-radius: 2px;
            line-height: 12px;
        }

        .me-badge-pvw {
            right: 2px;
            background: var(--slot-preview);
            color: #000;
        }

        .me-badge-pgm {
            left: 2px;
            background: var(--slot-program);
            color: #fff;
        }

        .me-src-btn.on-pvw {
            border-color: var(--slot-preview);
            border-width: 2px;
            background: rgba(34, 197, 94, 0.08);
        }

        .me-src-btn.on-pgm {
            border-color: var(--slot-program);
            border-width: 2px;
            background: rgba(239, 68, 68, 0.08);
        }

        .me-src-btn.on-pvw.on-pgm {
            border-image: linear-gradient(135deg, var(--slot-program), var(--slot-preview)) 1;
        }

        /* ME Action Buttons */
        .me-action-btn {
            flex: 1;
            padding: 6px;
            border: none;
            border-radius: 3px;
            cursor: pointer;
            font-weight: 600;
            font-size: 10px;
            transition: 0.15s ease;
        }

        .me-auto-btn {
            background: #4caf50;
            color: white;
        }

        .me-auto-btn:hover {
            background: #45a049;
        }

        .me-cut-btn {
            background: #f44336;
            color: white;
        }

        .me-cut-btn:hover {
            background: #e53935;
        }

        /* ME ON AIR Button */
        .me-onair-btn {
            width: 100%;
            padding: 6px;
            background: rgba(239, 68, 68, 0.1);
            border: 1px solid var(--slot-program);
            border-radius: 4px;
            color: var(--slot-program);
            font-size: 11px;
            font-weight: 700;
            cursor: pointer;
            margin-bottom: 8px;
            transition: 0.2s ease;
        }

        .me-onair-btn:hover {
            background: rgba(239, 68, 68, 0.2);
        }

        .me-onair-btn.on-air-active {
            background: var(--slot-program);
            color: white;
            animation: onAirPulse 1s ease-in-out infinite alternate;
        }

        @keyframes onAirPulse {
            from {
                box-shadow: 0 0 4px var(--slot-program);
            }

            to {
                box-shadow: 0 0 14px var(--slot-program);
            }
        }

        /* ME Window Properties Panel */
        .me-window-props {
            background: rgba(0, 0, 0, 0.25);
            border: 1px solid var(--cyan);
            border-radius: 4px;
            padding: 8px;
        }

        .me-window-props-title {
            font-size: 10px;
            font-weight: 700;
            color: var(--cyan);
            margin-bottom: 6px;
        }

        .me-prop-group {
            margin-bottom: 6px;
            padding-bottom: 6px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.05);
        }

        .me-prop-group:last-child {
            border-bottom: none;
            margin-bottom: 0;
            padding-bottom: 0;
        }

        .me-prop-group-title {
            font-size: 9px;
            font-weight: 700;
            color: var(--muted);
            text-transform: uppercase;
            margin-bottom: 4px;
        }

        .me-prop-row {
            display: grid;
            grid-template-columns: 32px 1fr 36px;
            gap: 4px;
            align-items: center;
            margin-bottom: 3px;
        }

        .me-prop-row label {
            font-size: 9px;
            color: var(--muted);
        }

        .me-prop-row input[type="range"] {
            width: 100%;
            height: 14px;
            cursor: pointer;
        }

        .me-prop-row span {
            font-size: 9px;
            color: var(--text);
            text-align: right;
        }

        /* ME Shape Buttons */
        .me-shape-btns {
            display: flex;
            gap: 3px;
        }

        .me-shape-btn {
            flex: 1;
            padding: 4px 2px;
            font-size: 8px;
            background: var(--bg-input);
            border: 1px solid var(--line);
            border-radius: 3px;
            cursor: pointer;
            color: var(--text);
            transition: 0.15s ease;
        }

        .me-shape-btn:hover {
            border-color: var(--text);
        }

        .me-shape-btn.active {
            border-color: var(--cyan);
            color: var(--cyan);
            background: rgba(0, 122, 204, 0.15);
            font-weight: 700;
        }

        /* ME Label Position Buttons */
        .me-label-pos-btn {
            flex: 1;
            padding: 3px;
            font-size: 8px;
            background: var(--bg-input);
            border: 1px solid var(--line);
            border-radius: 3px;
            cursor: pointer;
            color: var(--text);
            transition: 0.15s ease;
        }

        .me-label-pos-btn.active {
            border-color: var(--cyan);
            color: var(--cyan);
            background: rgba(0, 122, 204, 0.15);
        }

        /* ME Monitor label improvements */
        .me-monitor-label {
            font-weight: 700;
            font-size: 10px;
            letter-spacing: 0.5px;
        }

        /* ME Collapsible sections */
        .me-collapsible {
            cursor: pointer;
            user-select: none;
            position: relative;
            padding-right: 14px;
        }

        .me-collapsible::after {
            content: '\25BC';
            position: absolute;
            right: 0;
            font-size: 7px;
            color: var(--muted);
            transition: transform 0.15s ease;
        }

        .me-collapsible.collapsed::after {
            transform: rotate(-90deg);
        }

        .me-collapse-body {
            overflow: hidden;
        }

        /* ME Slot Grid */
        .me-slot-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(56px, 1fr));
            gap: 3px;
            margin-top: 4px;
        }

        .me-slot-btn {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 1px;
            padding: 4px 3px;
            background: var(--bg-input);
            border: 1px solid var(--line);
            border-radius: 3px;
            cursor: pointer;
            color: var(--text);
            font-size: 9px;
            transition: 0.15s ease;
        }

        .me-slot-btn:hover {
            border-color: var(--text);
        }

        .me-slot-btn.selected {
            border-color: var(--cyan);
            background: rgba(0, 122, 204, 0.15);
            box-shadow: 0 0 4px rgba(0, 122, 204, 0.3);
        }

        .me-slot-num {
            font-weight: 700;
            font-size: 10px;
            color: var(--cyan);
        }

        .me-slot-label {
            font-size: 7px;
            color: var(--muted);
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
            max-width: 100%;
            text-align: center;
        }

        /* ME Keyer panels */
        .me-keyer-section {
            margin-top: 4px;
        }

        .me-keyer-section select {
            width: 100%;
            padding: 3px 4px;
            font-size: 9px;
            background: var(--bg-input);
            border: 1px solid var(--line);
            border-radius: 3px;
            color: var(--text);
        }

        .me-keyer-section label {
            font-size: 9px;
            color: var(--muted);
            display: flex;
            align-items: center;
            gap: 4px;
        }

        .me-keyer-section input[type="checkbox"] {
            width: 12px;
            height: 12px;
            accent-color: var(--cyan);
        }

        .me-keyer-toggle {
            display: flex;
            align-items: center;
            gap: 6px;
            margin-bottom: 4px;
        }

        .me-keyer-toggle input[type="checkbox"] {
            width: 14px;
            height: 14px;
            accent-color: var(--slot-program);
        }

        .me-keyer-toggle span {
            font-size: 10px;
            font-weight: 700;
        }

        .master-panel {
            border: 1px solid var(--line);
            border-radius: 9px;
            background: var(--bg-panel);
            overflow: hidden;
            padding: 6px;
            height: auto;
        }

        .surface-wrap {
            position: relative;
            width: 100%;
            background: #000;
            overflow: hidden;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .master-surface {
            width: calc(1280px * var(--scale-output) * 0.5);
            max-width: 100%;
            height: auto;
            aspect-ratio: 16/9;
            border: 1px solid var(--line);
            border-radius: 4px;
            background: var(--bg-canvas);
            display: block;
        }

        #masterBrowserFrame {
            display: none;
            border: 0;
        }

        canvas {
            width: 100%;
            height: auto;
            display: block;

        }

        .visionary-surface {
            position: absolute;
            inset: 0;
            display: none;
            width: 100%;
            height: 100%;
            z-index: 3;
            border: 1px solid var(--line);
            border-radius: 4px;
            background: #000;
        }

        .visionary-support {
            position: absolute;
            inset: 12px;
            display: none;
            z-index: 15;
            pointer-events: none;
        }

        .visionary-badge {
            position: absolute;
            top: 10px;
            left: 10px;
            padding: 4px 8px;
            border-radius: 999px;
            background: rgba(0, 0, 0, 0.72);
            border: 1px solid rgba(255, 255, 255, 0.12);
            color: #dbeafe;
            font-size: 11px;
            font-weight: 700;
            letter-spacing: 0.03em;
        }

        .visionary-stats {
            position: absolute;
            right: 10px;
            bottom: 10px;
            display: flex;
            gap: 8px;
            padding: 6px 8px;
            border-radius: 8px;
            background: rgba(0, 0, 0, 0.58);
            color: #d1d5db;
            font-size: 11px;
        }

        .visionary-hidden {
            display: none !important;
        }

        .router-grid {
            --section-scale: var(--scale-router);
        }

        .input-grid {
            --section-scale: var(--scale-input);
        }

        .overlay-grid {
            --section-scale: var(--scale-overlay);
        }

        .router-grid,
        .input-grid,
        .overlay-grid {
            display: flex;
            flex-wrap: wrap;
            gap: calc(8px * var(--section-scale));
            justify-content: flex-start;
            align-content: flex-start;
            height: auto;
            width: 100%;
        }

        .aux-slot,
        .input-slot,
        .overlay-slot {
            flex: 0 0 auto;
            width: calc(180px * var(--section-scale));
            min-width: calc(120px * var(--section-scale));
            max-width: calc(480px * var(--section-scale));
            border: 1px solid transparent;
            border-radius: 2px;
            padding: calc(2px * var(--section-scale));
            min-height: calc(100px * var(--section-scale));
            background: var(--slot-bg);
            cursor: pointer;
            position: relative;
            display: flex;
            flex-direction: column;
            overflow: hidden;
        }

        .input-slot.is-program,
        .overlay-slot.is-program,
        .aux-slot.is-program {
            border-color: var(--slot-program);
            box-shadow: inset 0 0 0 1px var(--slot-program);
        }

        .input-slot.is-preview,
        .overlay-slot.is-preview,
        .aux-slot.is-preview {
            border-color: var(--slot-preview);
            box-shadow: inset 0 0 0 1px var(--slot-preview);
        }

        .input-slot.selected:not(.is-program):not(.is-preview),
        .aux-slot.is-active:not(.is-program):not(.is-preview),
        .overlay-slot.is-selected:not(.is-program):not(.is-preview) {
            border-color: #f5c518;
            box-shadow: inset 0 0 0 1px #f5c518;
        }

        .input-slot.is-recording::before,
        .aux-slot.is-recording::before,
        #programDrop.is-recording::before {
            content: '';
            position: absolute;
            top: 8px;
            left: 8px;
            width: 10px;
            height: 10px;
            border-radius: 999px;
            background: var(--slot-program);
            box-shadow: 0 0 8px color-mix(in srgb, var(--slot-program) 80%, transparent);
            animation: recBlink 1s infinite;
            z-index: 20;
            pointer-events: none;
        }

        .slot-index {
            display: none !important;
        }

        .add-slot-btn {
            background: rgba(255, 255, 255, 0.03);
            color: var(--muted);
            border: 1px dashed var(--line);
            width: 30px;
            height: 30px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            border-radius: 4px;
            cursor: pointer;
            transition: all 0.2s;
            margin-left: 12px;
            line-height: 1;
        }

        .add-slot-btn:hover {
            background: var(--btn-hover);
            border-color: var(--cyan);
            color: var(--cyan);
        }



        /* ── Slot Header Standardization ────────────────────────────────── */
        .slot-head,
        .aux-head,
        .overlay-head {
            display: flex;
            align-items: center;
            justify-content: flex-start;
            gap: 1px;
            padding: 1px 1px;
            height: 2cqb;
            background: rgba(0, 0, 0, 0.25);
            border-bottom: 1px solid rgba(255, 255, 255, 0.05);
            margin-bottom: 4px;
        }

        .head-left {
            display: flex;
            align-items: center;
            gap: 2px;
            flex: 1;
            overflow: hidden;
        }

        .head-right {
            display: flex;
            align-items: center;
            gap: 4px;
        }

        .slot-title,
        .aux-title,
        .overlay-title {
            font-size: 11px;
            font-weight: 500;
            color: #999999;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }

        .head-icon {
            font-size: 12px;
            color: #999999;
            cursor: pointer;
            transition: all 0.2s ease;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 18px;
            height: 18px;
            border-radius: 4px;
            background: transparent;
        }

        .head-icon:hover {
            color: #fff;
            background: rgba(255, 255, 255, 0.1);
        }

        .head-icon.is-active {
            color: var(--cyan);
        }

        .head-icon.is-danger {
            color: #f44336;
        }

        .head-icon.is-muted {
            color: #555;
        }

        .slot-index {
            display: none !important;
        }

        .chroma-toggle-btn {
            font-size: 12px;
            color: var(--muted);
            cursor: pointer;
            transition: all 0.2s;
            display: none;
            /* Hidden by default, shown in refreshInputBus if source exists */
        }

        .chroma-toggle-btn.is-active {
            color: var(--cyan);
            filter: drop-shadow(0 0 4px var(--cyan));
        }

        .chroma-toggle-btn:hover {
            color: var(--text-light);
        }

        .audio-toggle-btn {
            font-size: 13px;
            color: var(--muted);
            cursor: pointer;
            transition: all 0.2s;
            display: none;
            padding: 0;
        }

        .audio-toggle-btn.is-muted {
            color: var(--red);
        }

        .audio-toggle-btn.is-unmuted {
            color: var(--cyan);
        }

        .audio-toggle-btn:hover {
            color: var(--text-light);
        }

        .menu-trigger {
            font-size: 12px;
            color: var(--muted);
            cursor: pointer;
            transition: all 0.2s;
            padding: 0;
        }

        .menu-trigger:hover {
            color: var(--text-light);
        }

        .overlay-toggle-pgm {
            font-size: 13px;
            color: var(--muted);
            cursor: pointer;
            transition: all 0.2s;
            padding: 0;
        }

        .overlay-toggle-pgm.is-active {
            color: var(--red);
            filter: drop-shadow(0 0 4px var(--red));
        }

        .overlay-engine-switch {
            font-size: 9px;
            font-weight: bold;
            color: var(--muted);
            cursor: pointer;
            background: rgba(0, 0, 0, 0.6);
            padding: 0px 2px;
            border-radius: 2px;
            user-select: none;
            border: 1px solid var(--line);
            line-height: 1;
            width: auto;
            height: 14px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
        }

        .overlay-engine-switch.is-pgm {
            color: var(--red);
            border-color: var(--red);
        }

        .overlay-engine-switch.is-prw {
            color: var(--cyan);
            border-color: var(--cyan);
        }

        .slot-preview-canvas,
        .aux-preview-canvas,
        .overlay-preview-canvas,
        .slot-browser,
        .aux-browser {
            width: 100%;
            aspect-ratio: 16 / 9;
            border: 1px solid var(--line);
            border-radius: 4px;
            display: block;
            background: var(--slot-canvas);
        }

        .slot-browser,
        .aux-browser {
            display: none;
            border: 0;
            background: #07101b;
        }

        .field {
            margin-bottom: 8px;
            display: grid;
            gap: 4px;
        }

        /* Settings Panel Drag & Drop */
        .settings-bar-icon[draggable="true"] {
            cursor: grab;
        }

        .settings-bar-icon.dragging {
            opacity: 0.5;
            cursor: grabbing;
        }

        .settings-bar-icon.drag-over {
            background: rgba(0, 122, 204, 0.3);
            border: 1px dashed var(--cyan);
        }

        /* Settings in-workspace: hide content but keep placeholder visible */
        .settings-section.in-workspace {
            display: block !important;
        }

        .settings-section.in-workspace> :not(.workspace-placeholder-msg) {
            display: none !important;
        }

        /* Sidebar placeholder shown when panel is in workspace grid */
        .workspace-placeholder-msg {
            padding: 20px;
            text-align: center;
            color: var(--muted);
            font-size: 11px;
            border: 1px dashed var(--line);
            margin: 10px;
            border-radius: 4px;
            background: rgba(0, 0, 0, 0.15);
        }

        .workspace-placeholder-msg p {
            margin: 6px 0;
            font-size: 11px;
        }

        .workspace-placeholder-msg .codicon {
            font-size: 20px;
            color: var(--cyan);
            display: block;
            margin-bottom: 6px;
        }

        /* Settings panel header — unified across sidebar and workspace widget */
        .settings-panel-header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 10px;
            padding-bottom: 6px;
            border-bottom: 1px solid var(--line);
            gap: 8px;
        }

        .settings-panel-header h3,
        .settings-section h3 {
            margin: 0;
            font-size: var(--font-settings-title);
            font-weight: 700;
            color: var(--text-light);
            text-transform: uppercase;
            letter-spacing: 0.5px;
            min-width: 0;
            overflow: hidden;
            text-overflow: ellipsis;
            white-space: nowrap;
        }

        .settings-group summary {
            font-size: var(--font-settings-section);
            font-weight: 700;
            color: var(--text-light);
        }

        .settings-group-content label {
            font-size: var(--font-settings-label);
        }

        .settings-group-content input,
        .settings-group-content select,
        .settings-group-content button,
        .settings-group-content textarea {
            font-size: var(--font-settings-input);
        }

        .settings-section .field,
        .settings-section .check-row label {
            font-size: var(--font-settings-label);
        }

        .settings-undock-btn {
            background: transparent;
            border: none;
            color: var(--muted);
            cursor: pointer;
            display: flex;
            align-items: center;
            padding: 2px 4px;
            border-radius: 4px;
            transition: color 0.15s, background 0.15s;
        }

        .settings-undock-btn:hover {
            color: var(--cyan);
            background: rgba(0, 122, 204, 0.1);
        }

        .settings-pin-btn {
            background: transparent;
            border: none;
            color: var(--muted);
            cursor: pointer;
            display: flex;
            align-items: center;
            padding: 2px 4px;
            border-radius: 4px;
            transition: color 0.15s, background 0.15s;
            flex-shrink: 0;
        }
        .settings-pin-btn:hover { color: #f59e0b; background: rgba(245,158,11,0.1); }
        .settings-pin-btn.pinned { color: #f59e0b; }
        .settings-section.pinned { display: block !important; }
        body.has-pinned-panel .settings-content-area {
            transform: translateX(0) !important;
            opacity: 1 !important;
            pointer-events: auto !important;
        }

        .layout-dock-icon {
            color: var(--cyan) !important;
            border: 1px solid rgba(0, 122, 204, 0.2);
            margin: 4px;
            border-radius: 4px;
            animation: none;
        }

        .layout-dock-icon:hover {
            background: rgba(0, 122, 204, 0.1);
        }

        @keyframes dockPulse {
            0% {
                transform: scale(1);
                box-shadow: 0 0 0 0 rgba(0, 122, 204, 0.7);
            }

            50% {
                transform: scale(1.1);
                box-shadow: 0 0 0 10px rgba(0, 122, 204, 0);
            }

            100% {
                transform: scale(1);
                box-shadow: 0 0 0 0 rgba(0, 122, 204, 0);
            }
        }

        .dock-pulsing,
        .dock-highlighted {
            animation: dockPulse 0.5s ease-in-out infinite;
        }

        .dock-highlighted {
            border: 2px solid var(--cyan) !important;
            background: rgba(0, 122, 204, 0.2) !important;
        }

        /* Performance: smooth section transitions */
        .settings-section {
            transition: opacity 0.12s ease;
        }

        /* will-change for interactive dock icons */
        .settings-bar-icon,
        .panel-btn {
            will-change: background, color;
        }

        /* Dock preview canvas inside layout dock icons */
        .dock-preview-canvas {
            display: block;
            width: 42px;
            height: 24px;
            border-radius: 3px;
            border: 1px solid var(--line);
            background: #000;
            margin-top: 3px;
            object-fit: contain;
        }

        .field label {
            font-size: 10px;
            color: var(--muted);
        }

        .field input,
        .field select,
        .field button,
        .field textarea,
        .settings-group-content input,
        .settings-group-content select,
        .settings-group-content button,
        .settings-group-content textarea {
            width: 100%;
            border-radius: 4px;
            border: 1px solid var(--line);
            background: var(--bg-input);
            color: var(--text);
            padding: 4px;
            font-size: 11px;
            font-weight: normal;
            font-family: inherit;
        }

        .cg-grid-3 {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 6px;
        }

        .cg-grid-3 input {
            width: 100%;
            border-radius: 4px;
            border: 1px solid var(--line);
            background: var(--bg-input);
            color: var(--text);
            padding: 4px;
        }

        #settingsSourceName {
            font-size: 11px;
            color: var(--text-light);
            background: var(--bg-input);
            border: 1px solid var(--line);
            border-radius: 4px;
            padding: 4px;
            margin-bottom: 10px;
        }

        #cgLayerName {
            font-size: 11px;
            color: var(--text-light);
            background: var(--bg-input);
            border: 1px solid var(--line);
            border-radius: 4px;
            padding: 4px;
            margin-bottom: 10px;
        }

        .check-row {
            display: flex;
            align-items: center;
            gap: 8px;
            margin-bottom: 10px;
            font-size: 11px;
            color: var(--text-light);
            height: 24px;
        }

        .check-row input[type="checkbox"] {
            width: 14px;
            height: 14px;
            margin: 0;
            cursor: pointer;
            accent-color: var(--cyan);
        }

        .check-row label {
            cursor: pointer;
            user-select: none;
            line-height: normal;
        }

        .browser-module {
            margin-top: 12px;
            border: 1px solid var(--line);
            border-radius: 4px;
            overflow: hidden;
            background: var(--bg-panel);
        }

        .browser-module .head {
            padding: 6px 8px;
            border-bottom: 1px solid var(--line);
            font-size: 11px;
            color: var(--text);
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }

        #browserLiveFrame {
            width: 100%;
            height: 190px;
            border: 0;
            display: block;
            background: var(--bg);
        }

        #recordingStatus {
            font-size: 10px;
            color: var(--text-light);
            background: var(--bg-input);
            border: 1px solid var(--line);
            border-radius: 4px;
            padding: 4px;
            margin-bottom: 8px;
        }

        #recordingStats {
            font-size: 10px;
            color: var(--text-light);
            background: var(--bg-panel);
            border: 1px solid var(--line);
            border-radius: 4px;
            padding: 4px;
            white-space: pre-line;
        }

        #chroma-controls label {
            display: block;
            font-size: 10px;
            color: var(--muted);
            margin-top: 7px;
        }

        .slider-row {
            display: flex;
            align-items: center;
            gap: 8px;
            margin-top: 4px;
        }

        .slider-row input[type='range'] {
            flex: 1;
        }

        .slider-row span {
            min-width: 35px;
            font-size: 10px;
            color: var(--cyan);
            text-align: right;
            font-family: monospace;
        }

        #chroma-controls input[type='range'],
        #chroma-controls input[type='color'] {
            width: 100%;
        }

        .context-menu {
            position: absolute;
            z-index: 1100;
            display: none;
            background: var(--bg-panel);
            border: 1px solid var(--line);
            border-radius: 4px;
            padding: 4px;
            min-width: 180px;
            box-shadow: 0 8px 16px rgba(0, 0, 0, 0.5);
            backdrop-filter: blur(8px);
        }

        .context-menu button {
            width: 100%;
            text-align: right;
            margin: 1px 0;
            border: none;
            border-radius: 3px;
            padding: 6px 8px;
            color: var(--text);
            background: transparent;
            cursor: pointer;
            font-size: 11px;
            display: flex;
            align-items: center;
            gap: 8px;
            transition: background 0.1s;
        }

        .context-menu button .codicon {
            font-size: 14px;
            color: var(--muted);
            width: 16px;
            text-align: center;
        }

        .context-menu button:hover {
            background: var(--cyan);
            color: var(--text-light);
        }

        .context-menu button:hover .codicon {
            color: var(--text-light);
        }

        .menu-divider {
            height: 1px;
            background: var(--line);
            margin: 4px;
            opacity: 0.5;
        }

        .context-menu-item {
            display: flex;
            align-items: center;
            justify-content: space-between !important;
        }

        .context-menu-item .codicon-chevron-right {
            font-size: 10px;
            opacity: 0.5;
            margin-left: auto;
        }

        .menu-trigger {
            cursor: pointer;
            padding: 0;
            border-radius: 50%;
            transition: all 0.2s ease;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 11px;
            color: #999999;
            background: rgba(0, 0, 0, 0.1);
            position: relative;
            z-index: 50;
            width: 18px;
            height: 18px;
            opacity: 0.8;
            margin-right: 2px;
        }

        .slot-head:hover .menu-trigger,
        .aux-head:hover .menu-trigger,
        .overlay-head:hover .menu-trigger,
        .menu-trigger:hover {
            opacity: 1;
        }

        .menu-trigger:hover {
            color: var(--cyan);
            background: rgba(0, 122, 204, 0.1);
        }

        .row-title {
            display: flex;
            align-items: center;
        }

        @media (max-width: 1400px) {
            .app-shell {
                padding: 4px;
                padding-right: 56px;
            }

            .input-grid,
            .router-grid,
            .overlay-grid {
                grid-template-columns: repeat(4, 1fr);
            }
        }

        @media (max-width: 1080px) {

            .app-shell,
            .app-shell.left-hidden,
            .app-shell.right-hidden,
            .app-shell.left-hidden.right-hidden {
                grid-template-columns: 1fr;
                padding: 6px;
                padding-right: 52px;
            }

            .input-grid,
            .router-grid,
            .overlay-grid {
                grid-template-columns: repeat(3, 1fr);
            }

            .switch-controls {
                grid-template-columns: repeat(3, 1fr);
            }
        }

        @media (max-width: 800px) {
            .app-shell {
                padding: 4px;
                padding-right: 48px;
            }

            .input-grid,
            .router-grid,
            .overlay-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .switch-controls {
                grid-template-columns: repeat(2, 1fr);
            }

            .output-panel {
                grid-template-columns: 1fr;
            }
        }

        /* 1366x768 optimized */
        @media (max-height: 800px) {
            #centerGrid {
                min-height: calc(100vh - 60px);
            }

            .grid-stack-item-content {
                padding: 6px;
            }

            .source-widget,
            .plugin-item {
                padding: 4px;
                font-size: 10px;
            }

            h3 {
                font-size: 14px;
                margin-bottom: 6px;
            }

            .panel-btn {
                width: 20px;
                height: 20px;
                font-size: 11px;
            }
        }

        /* Higher resolution support */
        @media (min-width: 1920px) {
            .app-shell {
                padding: 16px;
                padding-right: 64px;
            }

            .settings-content-area {
                width: 400px;
            }

            .settings-bar-icons {
                width: 56px;
            }

            .settings-bar-icon {
                width: 44px;
                height: 44px;
            }

            .settings-bar-icon .codicon {
                font-size: 24px;
            }
        }

        @media (min-width: 2560px) {
            .app-shell {
                padding: 20px;
                padding-right: 72px;
            }

            .settings-content-area {
                width: 460px;
            }

            .settings-bar-icons {
                width: 64px;
            }

            .settings-bar-icon {
                width: 50px;
                height: 50px;
            }

            .settings-bar-icon .codicon {
                font-size: 28px;
            }
        }

        /* DPI independent base sizes */
        html {
            font-size: 16px;
        }

        @media (-webkit-min-device-pixel-ratio: 2),
        (min-resolution: 192dpi) {
            html {
                font-size: 15px;
            }
        }

        @media (-webkit-min-device-pixel-ratio: 3),
        (min-resolution: 288dpi) {
            html {
                font-size: 14px;
            }
        }

        /* VS Code Activity Bar - Always Visible on Extreme Right */
        .settings-activity-bar {
            position: fixed;
            left: 0;
            top: 0;
            bottom: 0;
            display: flex;
            flex-direction: column;
            justify-content: space-between;
            z-index: 100;
            pointer-events: none;
        }

        .settings-bar-icons {
            display: flex;
            flex-direction: column;
            gap: 4px;
            padding: 8px 4px;
            background: #0b121e;
            border-right: 1px solid var(--line);
            width: 36px;
            flex-shrink: 0;
            pointer-events: auto;
        }

        .settings-bar-icon {
            width: 30px;
            height: 30px;
            display: grid;
            place-items: center;
            border: none;
            background: transparent;
            color: var(--muted);
            border-radius: 4px;
            cursor: pointer;
            font-size: 20px;
            transition: all 0.15s ease;
            margin: 0 auto;
            position: relative;
        }

        .settings-bar-icon:hover {
            background: #1a2a3d;
            color: var(--text);
        }

        .settings-bar-icon.active {
            background: #1e3048;
            color: var(--cyan);
            border-right: 2px solid var(--cyan);
        }

        .settings-bar-icon .codicon {
            font-size: 16px;
        }

        /* Badge Notifications */
        .settings-bar-icon .badge {
            position: absolute;
            top: 2px;
            right: 2px;
            min-width: 14px;
            height: 14px;
            padding: 0 4px;
            background: var(--red);
            color: #fff;
            font-size: 9px;
            font-weight: 700;
            border-radius: 7px;
            display: none;
            align-items: center;
            justify-content: center;
            z-index: 10;
            pointer-events: none;
        }

        .settings-bar-icon .badge.visible {
            display: flex;
        }

        .settings-bar-icon .badge.recording {
            background: #ef4444;
            animation: badgePulse 1s infinite;
        }

        .settings-bar-icon .badge.streaming {
            background: #f59e0b;
            animation: badgePulse 1.5s infinite;
        }

        .settings-bar-icon .badge.error {
            background: #ef4444;
        }

        .settings-bar-icon .badge.info {
            background: var(--cyan);
            color: #000;
        }

        @keyframes badgePulse {

            0%,
            100% {
                transform: scale(1);
            }

            50% {
                transform: scale(1.1);
            }
        }

        /* Drag and Drop */
        .settings-bar-icon.dragging {
            opacity: 0.5;
            transform: scale(1.1);
        }

        .settings-bar-icon.drag-over {
            background: rgba(34, 211, 238, 0.2);
            border: 1px dashed var(--cyan);
        }

        /* Tooltip */
        .settings-bar-icon .tooltip {
            position: absolute;
            top: 50%;
            transform: translateY(-50%);
            background: #1e3048;
            color: var(--text);
            padding: 6px 10px;
            border-radius: 4px;
            font-size: 11px;
            white-space: nowrap;
            opacity: 0;
            pointer-events: none;
            transition: all 0.2s ease;
            z-index: 1001;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.4);
            border: 1px solid var(--line);
        }

        /* Default (Left) */
        .settings-activity-bar.on-left .settings-bar-icon .tooltip,
        .settings-activity-bar:not(.on-right) .settings-bar-icon .tooltip {
            left: 100%;
            margin-left: 8px;
        }

        /* Right Side Overrides */
        .settings-activity-bar.on-right .settings-bar-icon .tooltip {
            right: 100%;
            margin-right: 8px;
            left: auto;
            margin-left: 0;
        }

        .settings-bar-icon:hover .tooltip {
            opacity: 1;
        }

        .settings-bar-icon .tooltip::before {
            content: '';
            position: absolute;
            top: 50%;
            transform: translateY(-50%);
            border: 5px solid transparent;
        }

        /* Arrow for Left Side */
        .settings-activity-bar.on-left .settings-bar-icon .tooltip::before,
        .settings-activity-bar:not(.on-right) .settings-bar-icon .tooltip::before {
            right: 100%;
            border-right-color: #1e3048;
        }

        /* Arrow for Right Side */
        .settings-activity-bar.on-right .settings-bar-icon .tooltip::before {
            left: 100%;
            border-left-color: #1e3048;
            border-right-color: transparent;
        }

        .settings-bar-icon:hover .tooltip {
            opacity: 1;
            visibility: visible;
        }

        .settings-bar-icon .tooltip .shortcut {
            color: var(--cyan);
            margin-left: 8px;
            font-size: 10px;
        }

        /* Context Menu */
        .activity-bar-context-menu {
            position: fixed;
            z-index: 1000;
            background: var(--bg-panel);
            border: 1px solid var(--line);
            border-radius: 4px;
            padding: 4px 0;
            min-width: 160px;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.4);
            display: none;
        }

        .activity-bar-context-menu.visible {
            display: block;
        }

        .activity-bar-context-menu .menu-item {
            display: flex;
            align-items: center;
            gap: 8px;
            padding: 8px 12px;
            color: var(--text);
            font-size: 12px;
            border-radius: 4px;
            cursor: pointer;
            transition: background 0.1s ease;
        }

        .activity-bar-context-menu .menu-item:hover {
            background: var(--bg-input);
        }

        .activity-bar-context-menu .menu-item .codicon {
            font-size: 14px;
            color: var(--muted);
        }

        .activity-bar-context-menu .menu-item.checked .codicon::after {
            content: '\\e2713';
            color: var(--cyan);
        }

        .activity-bar-context-menu .menu-divider {
            height: 1px;
            background: var(--line);
            margin: 4px 0;
        }

        /* Bottom Utility Dock */
        .settings-bottom-dock {
            display: flex;
            flex-direction: column;
            gap: 4px;
            padding: 8px 4px;
            background: var(--bg-activity);
            border-top: 1px solid var(--line);
            border-right: 1px solid var(--line);
            pointer-events: auto;
        }

        .dock-icon {
            width: 30px;
            height: 30px;
            display: grid;
            place-items: center;
            border: none;
            background: transparent;
            color: var(--muted);
            border-radius: 4px;
            cursor: pointer;
            font-size: 20px;
            transition: all 0.15s ease;
            margin: 0 auto;
            position: relative;
            pointer-events: auto;
        }

        .dock-icon:hover {
            background: var(--bg-input);
            color: var(--text);
        }

        .dock-icon.active {
            background: var(--bg-input);
            color: var(--cyan);
        }

        .dock-icon .tooltip {
            position: absolute;
            left: 100%;
            top: 50%;
            transform: translateY(-50%);
            margin-left: 8px;
            background: var(--bg-panel);
            color: var(--text);
            padding: 6px 10px;
            border-radius: 4px;
            font-size: 11px;
            white-space: nowrap;
            opacity: 0;
            visibility: hidden;
            transition: all 0.15s ease;
            z-index: 1000;
            pointer-events: none;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
        }

        .dock-icon:hover .tooltip {
            opacity: 1;
            visibility: visible;
        }

        .dock-icon .tooltip .shortcut {
            color: var(--cyan);
            margin-left: 8px;
            font-size: 10px;
        }

        .settings-content-area {
            width: 300px;
            background: var(--bg-panel);
            border: 1px solid var(--line);
            border-left: none;
            border-radius: 0 12px 12px 0;
            padding: 12px;
            overflow-y: auto;
            max-height: 100vh;
            pointer-events: auto;
            position: fixed;
            top: 0;
            bottom: 0;
            left: 36px;
            z-index: 99;
            box-shadow: 8px 0 24px rgba(0, 0, 0, 0.6);
        }

        .settings-section {
            display: none;
        }

        .settings-section.active {
            display: block;
            animation: fadeIn 0.2s ease;
        }

        @keyframes fadeIn {
            from {
                opacity: 0;
            }

            to {
                opacity: 1;
            }
        }

        /* Panel close button */
        .settings-close-btn { display: none; }

        /* Hide original panel-tools when using activity bar */
        #rightPanel .panel-tools {
            display: none;
        }

        /* Hide activity bar when collapsed */
        #rightPanel.is-collapsed .settings-activity-bar {
            display: none;
        }

        /* Panel tools should show when collapsed */
        #rightPanel .panel-tools {
            display: none;
        }

        #rightPanel.is-collapsed .panel-tools {
            display: flex;
            position: absolute;
            top: 4px;
            left: 4px;
        }

        /* Assets Tree Styling */
        .asset-tree {
            margin-top: 12px;
            font-family: var(--font-mono);
            font-size: 11px;
            max-height: calc(100vh - 200px);
            overflow-y: auto;
            border: 1px solid var(--line);
            border-radius: 4px;
            padding: 4px;
            background: var(--bg-card);
        }

        .asset-node {
            padding-left: 12px;
            overflow: hidden;
        }

        .asset-item {
            display: flex;
            align-items: center;
            gap: 6px;
            padding: 4px 6px;
            border-radius: 4px;
            cursor: pointer;
            white-space: nowrap;
            user-select: none;
            transition: background 0.1s ease;
        }

        .asset-item:hover {
            background: var(--btn-hover);
        }

        .asset-item.folder .codicon {
            color: #f59e0b;
        }

        .asset-item.file .codicon {
            color: #3b82f6;
        }

        .asset-item.dragging {
            opacity: 0.5;
            background: var(--cyan-dim);
        }

        .asset-children {
            display: none;
            border-left: 1px solid var(--line);
            margin-left: 8px;
        }

        .asset-children.expanded {
            display: block;
        }

        .asset-empty-state {
            padding: 20px;
            text-align: center;
            color: var(--fg-dim);
            font-style: italic;
        }

        .asset-add-btn {
            width: 100%;
            margin-bottom: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
        }

        /* Global Minimalist Scrollbars */
        ::-webkit-scrollbar {
            width: 3px;
            height: 3px;
        }

        /* AVMIX Header Styling */
        .avmix-header {
            display: flex;
            justify-content: flex-start;
            align-items: center;
            margin-bottom: 1px;
            padding-right: 12px;
            gap: 12px;
            width: 100%;
        }

        .header-status-area {
            display: none;
            align-items: center;
            gap: 16px;
            margin-left: auto;
            margin-right: 0;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            pointer-events: none;
            user-select: none;
        }

        .session-timer {
            font-size: 13px;
            font-weight: 400;
            color: #fff;
            background: rgba(0, 0, 0, 0.4);
            padding: 4px 10px;
            border-radius: 6px;
            border: 1px solid rgba(255, 255, 255, 0.1);
            font-family: monospace;
            min-width: 80px;
            text-align: center;
            box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.05);
        }

        .resource-monitor {
            display: flex;
            gap: 12px;
            align-items: center;
            background: rgba(0, 0, 0, 0.2);
            padding: 4px 12px;
            border-radius: 6px;
            border: 1px solid rgba(255, 255, 255, 0.05);
        }

        .res-item {
            display: flex;
            align-items: center;
            gap: 5px;
            font-size: 10px;
            font-weight: 400;
            color: var(--muted);
            text-transform: uppercase;
            letter-spacing: 0.5px;
        }

        .res-item .val {
            font-family: monospace;
            font-size: 11px;
            min-width: 32px;
            font-weight: 400;
        }

        /* Utilization Colors */
        .res-val-low { color: #fff; }          /* < 10% */
        .res-val-normal { color: #22c55e; }   /* 10-50% */
        .res-val-medium { color: #eab308; }   /* 50-70% */
        .res-val-high { color: #f97316; }     /* 70-90% */
        .res-val-critical { color: #ef4444; } /* > 90% */

        .avmix-title {
            font-size: 14px;
            font-weight: 600;
            color: var(--cyan);
            letter-spacing: 2px;
            margin: 0;
            padding: 1px 1px;
            background: transparent;
            border-radius: 8px;
            border: 1px solid rgba(0, 122, 204, 0.2);
            backdrop-filter: blur(4px);
        }

        ::-webkit-scrollbar-track {
            background: transparent;
        }

        ::-webkit-scrollbar-thumb {
            background: rgba(255, 255, 255, 0.02);
            border-radius: 10px;
            transition: background 0.3s ease;
        }

        *:hover::-webkit-scrollbar-thumb {
            background: rgba(255, 255, 255, 0.08);
        }

        ::-webkit-scrollbar-thumb:hover {
            background: rgba(255, 255, 255, 0.3) !important;
        }

        /* Firefox Support */
        * {
            scrollbar-width: thin;
            scrollbar-color: rgba(255, 255, 255, 0.1) transparent;
        }

        /* Media Grid View Styling */
        .asset-tree.grid-view {
            display: grid !important;
            grid-template-columns: repeat(auto-fill, minmax(80px, 1fr));
            gap: 8px;
            align-content: start;
        }

        .grid-view .asset-node {
            padding-left: 0;
            display: contents;
            /* Flatten hierarchy for grid view */
        }

        .grid-view .asset-item {
            flex-direction: column;
            text-align: center;
            height: 110px;
            justify-content: space-between;
            padding: 8px;
            border: 1px solid transparent;
            position: relative;
        }

        .asset-thumbnail {
            width: 100%;
            height: 60px;
            background: #000;
            border-radius: 4px;
            object-fit: cover;
            margin-bottom: 4px;
        }

        .asset-placeholder {
            width: 100%;
            height: 60px;
            display: grid;
            place-items: center;
            background: var(--bg-card);
            border-radius: 4px;
            margin-bottom: 4px;
        }

        .grid-view .asset-item:hover {
            border-color: var(--line);
            background: var(--btn-hover);
        }

        .grid-view .asset-item .codicon {
            font-size: 24px;
            margin-bottom: 4px;
        }

        .grid-view .asset-item span:not(.codicon) {
            font-size: 10px;
            max-width: 100%;
            overflow: hidden;
            text-overflow: ellipsis;
            white-space: nowrap;
        }

        .grid-view .asset-children {
            display: contents;
        }

        .grid-view .asset-item.directory {
            display: none;
            /* In grid view, we only show files? Or flattened media? */
        }

        .asset-header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 8px;
        }

        .asset-view-toggle {
            display: flex;
            gap: 2px;
            background: var(--bg-card);
            padding: 2px;
            border-radius: 4px;
            border: 1px solid var(--line);
        }

        .view-toggle-btn {
            padding: 4px 8px;
            border-radius: 3px;
            background: transparent;
            border: none;
            cursor: pointer;
            color: var(--fg-dim);
            transition: all 0.1s ease;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .view-toggle-btn.active {
            background: var(--btn-hover);
            color: var(--fg-main);
        }

        /* Collapsible Settings Styling */
        details.settings-group {
            border: 1px solid var(--line);
            border-radius: 6px;
            margin-bottom: 8px;
            background: rgba(0, 0, 0, 0.1);
            overflow: hidden;
        }

        details.settings-group summary {
            padding: 10px 12px;
            cursor: pointer;
            list-style: none;
            font-size: 12px;
            font-weight: 600;
            color: var(--text-light);
            display: flex;
            align-items: center;
            justify-content: space-between;
            background: var(--bg-activity);
            user-select: none;
        }

        details.settings-group summary::-webkit-details-marker {
            display: none;
        }

        details.settings-group summary::after {
            content: '\eab4';
            /* codicon-chevron-right */
            font-family: codicon;
            transition: transform 0.2s;
        }

        details.settings-group[open] summary::after {
            transform: rotate(90deg);
        }

        details.settings-group summary:hover {
            background: var(--bg-input);
        }

        .settings-group-content {
            padding: 12px;
            border-top: 1px solid var(--line);
        }

        .logo {
            display: flex;
            align-items: center;
            font-family: "Arial Black", Arial, Helvetica, sans-serif;
            font-weight: 800;
            font-size: 24px;
            gap: -2px;
            /* 👈 tight like your logo */
        }

        /* Colors */
        .logo .a {
            color: rgb(18, 160, 255);
            margin-right: -1px;
        }

        .logo .v {
            color: rgb(43, 198, 43);
            margin-right: -1px;
        }

        .logo .m {
            color: rgb(255, 255, 255);
            margin-right: -1px;
        }

        .logo .i {
            color: rgb(255, 255, 255);
            margin-right: -1px;
        }

        .logo .x {
            color: rgb(255, 255, 255);
            margin-right: -1px;
        }

        /* ---------------- */
        /* 🔴 i DOT (built-in look) */
        /* ---------------- */
        .logo .i {
            position: relative;
        }

        .logo .i::before {
            content: '';
            position: absolute;
            top: 8px;
            left: 45%;
            transform: translateX(-50%);
            width: 6px;
            height: 6px;
            background: red;
            border-radius: 50%;
            box-shadow: 0 0 6px red;
            animation: blink 2s infinite;
        }

        @keyframes blink {

            0%,
            100% {
                opacity: 1;
            }

            50% {
                opacity: .5;
            }
        }

        /* ---------------- */
        /* 📡 CURVED STREAM ")" */
        /* ---------------- */
        .stream {
            display: flex;
            align-items: center;
            margin-left: 2px;
        }

        .stream span {
            display: inline-block;
            border-right: 3px solid #7CFC00;
            border-radius: 0 50% 50% 0;
            opacity: 0.5;
            transform: scale(0.85);
            animation: wave 1.6s infinite ease-in-out;

            margin-left: -1px;
            /* 👈 key spacing fix */
        }

        /* progressively larger arcs */
        .stream span:nth-child(1) {

            width: 6px;
            height: 10px;
            margin-left: 1px;
            animation-delay: 0s;
        }

        .stream span:nth-child(2) {

            width: 10px;
            height: 14px;
            margin-left: -3px;
            animation-delay: 0.2s;
        }

        .stream span:nth-child(3) {
            margin-left: -5px;
            width: 14px;
            height: 18px;
            animation-delay: 0.4s;
        }

        .stream span:nth-child(4) {
            margin-left: -10px;
            width: 20px;
            height: 24px;
            animation-delay: 0.6s;
        }

        /* smooth broadcast pulse */
        @keyframes wave {
            0% {
                opacity: 0.2;
                transform: scale(0.7);
            }

            50% {
                opacity: 1;
                transform: scale(1);
            }

            100% {
                opacity: 0.2;
                transform: scale(0.7);
            }
        }

/* ── Inline style block 2 ── */
            #licenseLockoutOverlay { font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif; color: #ccc; }
            .lk-wrap { max-width: 560px; margin: 0 auto; padding: 40px 24px 60px; }
            .lk-logo { font-size: 22px; font-weight: 800; color: #fff; letter-spacing: 1px; margin-bottom: 32px; }
            .lk-logo span { color: #007acc; }
            .lk-card { background: #161f2e; border: 1px solid #2a3a50; border-radius: 12px; padding: 28px; margin-bottom: 20px; }
            .lk-card.danger { border-color: rgba(239,68,68,0.4); background: rgba(239,68,68,0.06); }
            .lk-card.warn { border-color: rgba(245,158,11,0.4); background: rgba(245,158,11,0.05); }
            .lk-icon { font-size: 40px; margin-bottom: 12px; }
            .lk-title { font-size: 22px; font-weight: 700; color: #fff; margin-bottom: 8px; }
            .lk-sub { font-size: 14px; color: #94a3b8; line-height: 1.6; }
            .lk-meta { margin-top: 16px; display: flex; flex-direction: column; gap: 8px; }
            .lk-row { display: flex; justify-content: space-between; align-items: center; font-size: 13px; padding: 8px 12px; background: rgba(0,0,0,0.2); border-radius: 6px; }
            .lk-row label { color: #64748b; font-size: 11px; text-transform: uppercase; letter-spacing: 0.5px; }
            .lk-row span { font-weight: 600; color: #e2e8f0; }
            .lk-section-title { font-size: 13px; font-weight: 700; color: #64748b; text-transform: uppercase; letter-spacing: 0.8px; margin: 24px 0 10px; }
            .lk-textarea { width: 100%; background: rgba(0,0,0,0.3); border: 1px solid #2a3a50; border-radius: 8px; color: #e2e8f0; padding: 10px 14px; font-size: 13px; resize: vertical; min-height: 80px; font-family: inherit; }
            .lk-textarea:focus { outline: none; border-color: #007acc; }
            .lk-btn { display: inline-flex; align-items: center; gap: 8px; padding: 10px 22px; border-radius: 8px; font-size: 14px; font-weight: 700; cursor: pointer; border: none; transition: all 0.2s; width: 100%; justify-content: center; }
            .lk-btn-primary { background: #007acc; color: #fff; }
            .lk-btn-primary:hover:not(:disabled) { background: #005a9e; }
            .lk-btn-primary:disabled { opacity: 0.5; cursor: not-allowed; }
            .lk-btn-ghost { background: transparent; border: 1px solid #2a3a50; color: #94a3b8; margin-top: 10px; }
            .lk-btn-ghost:hover { border-color: #007acc; color: #007acc; }
            .lk-status { margin-top: 12px; font-size: 13px; text-align: center; min-height: 20px; }
            .lk-status.ok { color: #22c55e; }
            .lk-status.err { color: #ef4444; }
            .lk-divider { border: none; border-top: 1px solid #1e2d3f; margin: 24px 0; }
            .lk-profile { display: flex; align-items: center; gap: 14px; margin-bottom: 20px; }
            .lk-avatar { width: 44px; height: 44px; border-radius: 50%; background: #007acc; color: #000; display: flex; align-items: center; justify-content: center; font-size: 18px; font-weight: 800; flex-shrink: 0; }
            .lk-user-email { font-weight: 600; color: #e2e8f0; font-size: 15px; }
            .lk-user-role { font-size: 11px; color: #64748b; text-transform: uppercase; letter-spacing: 0.5px; margin-top: 2px; }
            .lk-tabs { display: flex; gap: 4px; margin-bottom: 20px; }
            .lk-tab { flex: 1; padding: 9px; text-align: center; font-size: 12px; font-weight: 600; border-radius: 6px; cursor: pointer; background: rgba(0,0,0,0.2); border: 1px solid #1e2d3f; color: #64748b; transition: all 0.2s; }
            .lk-tab.active { background: #007acc; color: #fff; border-color: #007acc; }
            .lk-tab-panel { display: none; }
            .lk-tab-panel.active { display: block; }
            .lk-logout { display: block; text-align: center; margin-top: 20px; color: #ef4444; font-size: 13px; cursor: pointer; background: none; border: none; font-family: inherit; }
            .lk-logout:hover { text-decoration: underline; }
            .lk-history-item { font-size: 11px; padding: 8px 10px; background: rgba(0,0,0,0.2); border-radius: 6px; border: 1px solid rgba(255,255,255,0.04); margin-bottom: 6px; display: flex; justify-content: space-between; align-items: center; }
            .lk-badge-ok { color: #22c55e; font-weight: 700; font-size: 9px; text-transform: uppercase; letter-spacing: 0.5px; }
            .lk-badge-fail { color: #ef4444; font-weight: 700; font-size: 9px; text-transform: uppercase; letter-spacing: 0.5px; }