chore(deps): update actions/setup-node action to v6

Signed-off-by: Alexander Lyall <alex@adcm.uk>

.gitea/workflows/release.yaml

@@ -76,14 +76,11 @@ jobs:
         shell: bash
         run: |
           set -e
-          # Extract the first "## ..." section (newest section) from CHANGELOG.md
-          # Includes the "## ..." heading and everything until the next "## ..." heading.
           awk '
             /^## / { if (seen) exit; seen=1 }
             seen { print }
           ' CHANGELOG.md > RELEASE_NOTES.md
 
-          # Clean trailing whitespace/newlines a bit
           sed -i 's/[[:space:]]*$//' RELEASE_NOTES.md
 
           test -s RELEASE_NOTES.md
@@ -91,27 +88,11 @@ jobs:
           head -n 60 RELEASE_NOTES.md
           echo "--------------------------"
 
-      - name: Create export zip (Computing:Box Website.zip)
-        shell: bash
-        run: |
-          set -e
-          if [ ! -d "dist" ]; then
-            echo "❌ dist/ folder not found in repo root"
-            ls -la
-            exit 1
-          fi
-
-          rm -f "Computing:Box Website.zip"
-          (cd dist && zip -r "../Computing:Box Website.zip" .)
-          test -s "Computing:Box Website.zip"
-          ls -lh "Computing:Box Website.zip"
-
       - name: Prepare YY.MM.DD letter-suffix tag + release name
         shell: bash
         run: |
           set -e
 
-          # Version: YY.MM.DD (UTC). Swap to `date +...` if you prefer UK-local runner time.
           VERSION="$(date -u +'%y.%m.%d')"
           PREFIX="v${VERSION}."
 
@@ -135,12 +116,106 @@ jobs:
           TAG="${PREFIX}${next_letter}"
           RELEASE_NAME="Computing:Box v${VERSION}.${next_letter}"
 
+          origin_url="$(git remote get-url origin)"
+
+          if echo "$origin_url" | grep -q "^git@"; then
+            host="$(echo "$origin_url" | sed -E 's#git@([^:]+):.*#\1#')"
+            path="$(echo "$origin_url" | sed -E 's#git@[^:]+:(.*)#\1#')"
+            origin_url="https://$host/$path"
+          fi
+
+          base="$(echo "$origin_url" | sed -E 's#(https?://[^/]+)/.*#\1#')"
+          repo_path="$(echo "$origin_url" | sed -E 's#https?://[^/]+/##')"
+          repo_path="$(echo "$repo_path" | sed -E 's/\.git$//')"
+
+          RELEASE_URL="${base}/${repo_path}/releases/tag/${TAG}"
+
           echo "TAG=$TAG" >> "$GITHUB_ENV"
           echo "RELEASE_NAME=$RELEASE_NAME" >> "$GITHUB_ENV"
           echo "ZIP_PATH=Computing:Box Website.zip" >> "$GITHUB_ENV"
+          echo "RELEASE_URL=$RELEASE_URL" >> "$GITHUB_ENV"
 
           echo "Using tag: $TAG"
           echo "Release name: $RELEASE_NAME"
+          echo "Release URL: $RELEASE_URL"
+
+      - name: Derive semver package version from tag
+        shell: bash
+        run: |
+          set -e
+
+          # Convert:
+          # v25.03.21a -> 25.3.21-a
+          PACKAGE_VERSION="$(echo "$TAG" | sed -E 's/^v([0-9]{2})\.0?([0-9]{1,2})\.0?([0-9]{1,2})([a-z])$/\1.\2.\3-\4/')"
+
+          if [ -z "$PACKAGE_VERSION" ]; then
+            echo "❌ Failed to derive PACKAGE_VERSION from TAG=$TAG"
+            exit 1
+          fi
+
+          echo "PACKAGE_VERSION=$PACKAGE_VERSION" >> "$GITHUB_ENV"
+          echo "Using package version: $PACKAGE_VERSION"
+
+      - name: Generate version file for Astro footer
+        shell: bash
+        run: |
+          set -e
+          mkdir -p src/generated
+          cat > src/generated/version.json <<EOF
+          {
+            "version": "${TAG}",
+            "url": "${RELEASE_URL}"
+          }
+          EOF
+
+          echo "Generated src/generated/version.json"
+          cat src/generated/version.json
+
+      - name: Set up Node
+        uses: actions/setup-node@v6
+        with:
+          node-version: 25
+          cache: npm
+
+      - name: Install dependencies
+        shell: bash
+        run: |
+          set -e
+          npm ci
+
+      - name: Update package.json and package-lock.json version
+        shell: bash
+        run: |
+          set -e
+          npm version "$PACKAGE_VERSION" --no-git-tag-version
+
+          echo "package.json version:"
+          node -p "require('./package.json').version"
+
+          echo "package-lock.json version:"
+          node -p "require('./package-lock.json').version"
+
+      - name: Build Astro site
+        shell: bash
+        run: |
+          set -e
+          npm run build
+          test -d dist
+
+      - name: Create export zip (Computing:Box Website.zip)
+        shell: bash
+        run: |
+          set -e
+          if [ ! -d "dist" ]; then
+            echo "❌ dist/ folder not found in repo root"
+            ls -la
+            exit 1
+          fi
+
+          rm -f "Computing:Box Website.zip"
+          (cd dist && zip -r "../Computing:Box Website.zip" .)
+          test -s "Computing:Box Website.zip"
+          ls -lh "Computing:Box Website.zip"
 
       - name: Create and push tag (CHANGELOG_PAT)
         shell: bash
@@ -153,7 +228,6 @@ jobs:
 
           origin_url="$(git remote get-url origin)"
 
-          # Convert SSH origin to HTTPS if needed
           if echo "$origin_url" | grep -q "^git@"; then
             host="$(echo "$origin_url" | sed -E 's#git@([^:]+):.*#\1#')"
             path="$(echo "$origin_url" | sed -E 's#git@[^:]+:(.*)#\1#')"
@@ -198,7 +272,7 @@ jobs:
               "tag_name": tag,
               "target_commitish": "main",
               "name": name,
-              "body": body,   # newest section only
+              "body": body,
               "draft": False,
               "prerelease": False,
           }
@@ -233,3 +307,33 @@ jobs:
             >/dev/null
 
           echo "✅ Release created: ${RELEASE_NAME} (tag: ${TAG}) with asset uploaded"  
+
+      - name: Commit and push version bump (CHANGELOG_PAT)
+        shell: bash
+        env:
+          CHANGELOG_PAT: ${{ secrets.CHANGELOG_PAT }}
+        run: |
+          set -e
+
+          if git diff --quiet -- package.json package-lock.json; then
+            echo "No version changes to commit."
+          else
+            git config user.name "release-bot"
+            git config user.email "release-bot@users.noreply.local"
+
+            git add package.json package-lock.json
+            git commit -m "chore(release): bump version to ${PACKAGE_VERSION} [skip ci]"
+
+            origin_url="$(git remote get-url origin)"
+
+            # Convert SSH → HTTPS if needed
+            if echo "$origin_url" | grep -q "^git@"; then
+              host="$(echo "$origin_url" | sed -E 's#git@([^:]+):.*#\1#')"
+              path="$(echo "$origin_url" | sed -E 's#git@[^:]+:(.*)#\1#')"
+              origin_url="https://$host/$path"
+            fi
+
+            authed_url="$(echo "$origin_url" | sed -E "s#^https://#https://oauth2:${CHANGELOG_PAT}@#")"
+
+            git push "$authed_url" HEAD:main
+          fi

README.md

@@ -28,18 +28,19 @@ An evolution of Bit:Box & CS:Box to incorporate different elements of the UK Com
 - [X] XNOR Gate Simulator
 
 ### Wave 3 CS:Box Features (Spring 2026)
-- [ ] New User Interface (Responsive)
+- [X] New User Interface (Responsive)
 - [X] Two's Compliment Simulator
 - [X] Extended Binary Simulator (Custom bit sizes)
 - [X] Unified Binary Simulator (Unsigned & Two's Completment combined)
-- [ ] Extended Hexadecimal Simulator
-- [ ] Unified Hexadecimal Simulator (For GCSE & A Level Specification)
-- [ ] Enhanced Gate Simulator (Truth Table Creator)
-- [ ] Compound Gate Simulator
-- [ ] Computer Components Simulator
+- [X] Extended Hexadecimal Simulator
+- [X] Unified Hexadecimal Simulator (For GCSE & A Level Specification)
+- [X] Enhanced Gate Simulator (Truth Table Creator)
+- [X] Compound Gate Simulator
+- [X] Computer Components Simulator - Beta Available
 
 ## Version 1.0 Release Date: 1<sup>st</sup> September 2025
-## Version 2.0 Release Date (Goal): 1<sup>st</sup> May 2026
+## Version 2.0 Release Date (Beta): 1<sup>st</sup> March 2026
+## Version 2.0 Release Date (Full Release): 1<sup>st</sup> May 2026
 
 Shield: [![CC BY-NC-SA 4.0][cc-by-nc-sa-shield]][cc-by-nc-sa]
 

dist/binary/index.html

@@ -13,8 +13,7 @@
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         g.async=true; g.src=u+'matomo.js'; s.parentNode.insertBefore(g,s);
       })();
-    </script><link rel="preconnect" href="https://fonts.googleapis.com"><link rel="preconnect" href="https://fonts.gstatic.com" crossorigin><link href="https://fonts.googleapis.com/css2?family=Inter:wght@400;700;800;900&display=swap" rel="stylesheet"><link rel="stylesheet" href="/_astro/about.CswAWODG.css">
+    </script><link rel="preconnect" href="https://fonts.googleapis.com"><link rel="preconnect" href="https://fonts.gstatic.com" crossorigin><link href="https://fonts.googleapis.com/css2?family=Inter:wght@400;700;800;900&display=swap" rel="stylesheet"><link rel="stylesheet" href="/_astro/about.DM-NXsTj.css">
 <link rel="stylesheet" href="/_astro/binary.9peKc0z2.css"></head> <body> <header class="siteNav"> <div class="navInner"> <a class="brand" href="/"> <img class="brandLogo" src="/images/computing-box-logo.svg" alt="Computing:Box logo"> <span class="brandName">Computing:Box</span> </a> <nav class="navLinks" aria-label="Site navigation"> <a href="/about">About</a> <a href="/binary">Binary</a> <a href="/hexadecimal">Hexadecimal</a> <a href="/hex-colours">Hex Colours</a> <a href="/logic-gates">Logic Gates</a> <a href="/pc-builder">PC Components</a> </nav> </div> </header> <main class="pageWrap">  <div class="binaryPage" id="binaryPage"> <button id="toolboxToggle" class="toolboxToggle" type="button" aria-expanded="true"> <span class="toolboxIcon" aria-hidden="true">🧰</span> <span class="toolboxText">TOOLBOX</span> </button> <section class="topGrid"> <div class="leftCol"> <div class="readout"> <div class="label">Denary</div> <div id="denaryNumber" class="num denaryValue">0</div> <div class="label">Binary</div> <div id="binaryNumber" class="num binaryValue">00000000</div> </div> <div class="divider"></div> <section class="bitsWrap" aria-label="Bit switches"> <div class="bitsGrid" id="bitsGrid"></div> </section> </div> <aside id="toolboxPanel" class="panelCol" aria-label="Toolbox"> <div class="card"> <div class="cardTitle">Settings</div> <div class="toggleRow"> <div class="toggleLabel" id="lblUnsigned">Unsigned</div> <label class="switch" aria-label="Toggle mode"> <input id="modeToggle" type="checkbox"> <span class="slider"></span> </label> <div class="toggleLabel" id="lblTwos">Two's complement</div> </div> <div class="hint" id="modeHint">
 Tip: In unsigned binary, all bits represent positive values.
-</div> <div class="subCard"> <div class="subTitle">Bit width</div> <div class="bitWidthRow"> <button class="miniBtn" id="btnBitsDown" type="button" aria-label="Decrease bits">−</button> <div class="bitInputWrap"> <div class="bitInputLabel">Bits</div> <input id="bitsInput" class="bitInput" type="number" inputmode="numeric" min="1" max="64" step="1" value="8" aria-label="Number of bits"> </div> <button class="miniBtn" id="btnBitsUp" type="button" aria-label="Increase bits">+</button> </div> </div> </div> <div class="card"> <div class="cardTitle">Custom Number</div> <div class="controlsRow"> <button class="btn btnAccent btnHalf" id="btnCustomBinary" type="button">Custom Binary</button> <button class="btn btnAccent btnHalf" id="btnCustomDenary" type="button">Custom Denary</button> </div> <button class="btn btnWide" id="btnRandom" type="button">Random</button> <div class="hint">Random runs briefly then stops automatically.</div> </div> <div class="card"> <div class="cardTitle">Tools</div> <div class="toolRowCentered"> <button class="toolBtn toolSpin toolDec" id="btnDec" type="button" aria-label="Decrement">▼</button> <button class="toolBtn toolSpin toolInc" id="btnInc" type="button" aria-label="Increment">▲</button> </div> <div class="toolRow2"> <button class="btn btnHalf" id="btnShiftLeft" type="button">Left Shift</button> <button class="btn btnHalf" id="btnShiftRight" type="button">Right Shift</button> </div> <button class="btn btnReset btnWide" id="btnClear" type="button">Reset</button> </div> </aside> </section> </div> <script type="module" src="/_astro/binary.astro_astro_type_script_index_0_lang.C_c_A3x5.js"></script>  </main> <footer class="siteFooter"> <div class="footerInner"> <div>Computer Science Concept Simulators</div> <div>© 2026 Computing:Box • Created with ♥ by Alexander Lyall</div> <div style="margin-top: 5px;"> <a href="/copyright" style="color: var(--muted); text-decoration: underline;">Copyright Notice</a> •
-<a href="/legal-code" style="color: var(--muted); text-decoration: underline;">Legal Code</a> </div> </div> </footer> </body></html>
+</div> <div class="subCard"> <div class="subTitle">Bit width</div> <div class="bitWidthRow"> <button class="miniBtn" id="btnBitsDown" type="button" aria-label="Decrease bits">−</button> <div class="bitInputWrap"> <div class="bitInputLabel">Bits</div> <input id="bitsInput" class="bitInput" type="number" inputmode="numeric" min="1" max="64" step="1" value="8" aria-label="Number of bits"> </div> <button class="miniBtn" id="btnBitsUp" type="button" aria-label="Increase bits">+</button> </div> </div> </div> <div class="card"> <div class="cardTitle">Custom Number</div> <div class="controlsRow"> <button class="btn btnAccent btnHalf" id="btnCustomBinary" type="button">Custom Binary</button> <button class="btn btnAccent btnHalf" id="btnCustomDenary" type="button">Custom Denary</button> </div> <button class="btn btnWide" id="btnRandom" type="button">Random</button> <div class="hint">Random runs briefly then stops automatically.</div> </div> <div class="card"> <div class="cardTitle">Tools</div> <div class="toolRowCentered"> <button class="toolBtn toolSpin toolDec" id="btnDec" type="button" aria-label="Decrement">▼</button> <button class="toolBtn toolSpin toolInc" id="btnInc" type="button" aria-label="Increment">▲</button> </div> <div class="toolRow2"> <button class="btn btnHalf" id="btnShiftLeft" type="button">Left Shift</button> <button class="btn btnHalf" id="btnShiftRight" type="button">Right Shift</button> </div> <button class="btn btnReset btnWide" id="btnClear" type="button">Reset</button> </div> </aside> </section> </div> <script type="module" src="/_astro/binary.astro_astro_type_script_index_0_lang.C_c_A3x5.js"></script>  </main> <footer class="siteFooter"> <div class="footerInner"> <div style="margin-top: 5px; display: flex; justify-content: center;"> <a href="/copyright" style="color: var(--muted); text-decoration: underline;">Copyright Notice</a> <a href="/legal-code" style="margin-left: 32px; color: var(--muted); text-decoration: underline;">Legal Code</a> </div> <div>Computer Science Concept Simulators</div> <div>© 2026 Computing:Box • Created with ♥ by Mr A Lyall</div> </div> </footer> </body></html>

dist/hexadecimal/index.html

@@ -13,8 +13,7 @@
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+    </script><link rel="preconnect" href="https://fonts.googleapis.com"><link rel="preconnect" href="https://fonts.gstatic.com" crossorigin><link href="https://fonts.googleapis.com/css2?family=Inter:wght@400;700;800;900&display=swap" rel="stylesheet"><link rel="stylesheet" href="/_astro/about.DM-NXsTj.css">
 <link rel="stylesheet" href="/_astro/binary.9peKc0z2.css"></head> <body> <header class="siteNav"> <div class="navInner"> <a class="brand" href="/"> <img class="brandLogo" src="/images/computing-box-logo.svg" alt="Computing:Box logo"> <span class="brandName">Computing:Box</span> </a> <nav class="navLinks" aria-label="Site navigation"> <a href="/about">About</a> <a href="/binary">Binary</a> <a href="/hexadecimal">Hexadecimal</a> <a href="/hex-colours">Hex Colours</a> <a href="/logic-gates">Logic Gates</a> <a href="/pc-builder">PC Components</a> </nav> </div> </header> <main class="pageWrap">  <div class="binaryPage" id="hexPage"> <button id="toolboxToggle" class="toolboxToggle" type="button" aria-expanded="true"> <span class="toolboxIcon" aria-hidden="true">🧰</span> <span class="toolboxText">TOOLBOX</span> </button> <section class="topGrid"> <div class="leftCol"> <div class="readout"> <div class="label">Denary</div> <div id="denaryNumber" class="num denaryValue">0</div> <div class="label">Hexadecimal</div> <div id="hexNumber" class="num hexValue">00</div> <div class="label">Binary</div> <div id="binaryNumber" class="num binaryValue">00000000</div> </div> <div class="divider"></div> <section class="bitsWrap" aria-label="Hexadecimal sliders"> <div class="hexGrid" id="hexGrid"></div> </section> </div> <aside id="toolboxPanel" class="panelCol" aria-label="Toolbox"> <div class="card"> <div class="cardTitle">Settings</div> <div class="hint" style="margin-top: 0; margin-bottom: 14px;">
 Hexadecimal represents numbers using base 16 (0-9, A-F).
-</div> <div class="subCard"> <div class="subTitle">Digit width</div> <div class="bitWidthRow"> <button class="miniBtn" id="btnDigitsDown" type="button" aria-label="Decrease digits">−</button> <div class="bitInputWrap"> <div class="bitInputLabel">Digits</div> <input id="digitsInput" class="bitInput" type="number" inputmode="numeric" min="1" max="16" step="1" value="2" aria-label="Number of hex digits"> </div> <button class="miniBtn" id="btnDigitsUp" type="button" aria-label="Increase digits">+</button> </div> </div> </div> <div class="card"> <div class="cardTitle">Custom Number</div> <div class="controlsRow"> <button class="btn btnAccent btnHalf" id="btnCustomHex" type="button">Custom Hex</button> <button class="btn btnAccent btnHalf" id="btnCustomDenary" type="button">Custom Denary</button> </div> <div class="controlsRow"> <button class="btn btnAccent btnWide" id="btnCustomBinary" type="button">Custom Binary</button> </div> <button class="btn btnWide" id="btnRandom" type="button">Random</button> <div class="hint">Random runs briefly then stops automatically.</div> </div> <div class="card"> <div class="cardTitle">Tools</div> <div class="toolRowCentered"> <button class="toolBtn toolSpin toolDec" id="btnDec" type="button" aria-label="Decrement">▼</button> <button class="toolBtn toolSpin toolInc" id="btnInc" type="button" aria-label="Increment">▲</button> </div> <button class="btn btnReset btnWide" id="btnClear" type="button">Reset</button> </div> </aside> </section> </div> <script type="module" src="/_astro/hexadecimal.astro_astro_type_script_index_0_lang.C4Wx7oaX.js"></script>  </main> <footer class="siteFooter"> <div class="footerInner"> <div>Computer Science Concept Simulators</div> <div>© 2026 Computing:Box • Created with ♥ by Alexander Lyall</div> <div style="margin-top: 5px;"> <a href="/copyright" style="color: var(--muted); text-decoration: underline;">Copyright Notice</a> •
-<a href="/legal-code" style="color: var(--muted); text-decoration: underline;">Legal Code</a> </div> </div> </footer> </body></html>
+</div> <div class="subCard"> <div class="subTitle">Digit width</div> <div class="bitWidthRow"> <button class="miniBtn" id="btnDigitsDown" type="button" aria-label="Decrease digits">−</button> <div class="bitInputWrap"> <div class="bitInputLabel">Digits</div> <input id="digitsInput" class="bitInput" type="number" inputmode="numeric" min="1" max="16" step="1" value="2" aria-label="Number of hex digits"> </div> <button class="miniBtn" id="btnDigitsUp" type="button" aria-label="Increase digits">+</button> </div> </div> </div> <div class="card"> <div class="cardTitle">Custom Number</div> <div class="controlsRow"> <button class="btn btnAccent btnHalf" id="btnCustomHex" type="button">Custom Hex</button> <button class="btn btnAccent btnHalf" id="btnCustomDenary" type="button">Custom Denary</button> </div> <div class="controlsRow"> <button class="btn btnAccent btnWide" id="btnCustomBinary" type="button">Custom Binary</button> </div> <button class="btn btnWide" id="btnRandom" type="button">Random</button> <div class="hint">Random runs briefly then stops automatically.</div> </div> <div class="card"> <div class="cardTitle">Tools</div> <div class="toolRowCentered"> <button class="toolBtn toolSpin toolDec" id="btnDec" type="button" aria-label="Decrement">▼</button> <button class="toolBtn toolSpin toolInc" id="btnInc" type="button" aria-label="Increment">▲</button> </div> <button class="btn btnReset btnWide" id="btnClear" type="button">Reset</button> </div> </aside> </section> </div> <script type="module" src="/_astro/hexadecimal.astro_astro_type_script_index_0_lang.C4Wx7oaX.js"></script>  </main> <footer class="siteFooter"> <div class="footerInner"> <div style="margin-top: 5px; display: flex; justify-content: center;"> <a href="/copyright" style="color: var(--muted); text-decoration: underline;">Copyright Notice</a> <a href="/legal-code" style="margin-left: 32px; color: var(--muted); text-decoration: underline;">Legal Code</a> </div> <div>Computer Science Concept Simulators</div> <div>© 2026 Computing:Box • Created with ♥ by Mr A Lyall</div> </div> </footer> </body></html>

dist/index.html

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+    </script><link rel="preconnect" href="https://fonts.googleapis.com"><link rel="preconnect" href="https://fonts.gstatic.com" crossorigin><link href="https://fonts.googleapis.com/css2?family=Inter:wght@400;700;800;900&display=swap" rel="stylesheet"><link rel="stylesheet" href="/_astro/about.DM-NXsTj.css"></head> <body> <header class="siteNav"> <div class="navInner"> <a class="brand" href="/"> <img class="brandLogo" src="/images/computing-box-logo.svg" alt="Computing:Box logo"> <span class="brandName">Computing:Box</span> </a> <nav class="navLinks" aria-label="Site navigation"> <a href="/about">About</a> <a href="/binary">Binary</a> <a href="/hexadecimal">Hexadecimal</a> <a href="/hex-colours">Hex Colours</a> <a href="/logic-gates">Logic Gates</a> <a href="/pc-builder">PC Components</a> </nav> </div> </header> <main class="pageWrap">  <div style="display: flex; align-items: center; justify-content: space-between; gap: 40px; min-height: 60vh; padding: 40px 0;"> <div style="flex: 1;"> <p style="color: var(--accent); font-weight: 800; letter-spacing: 2px; text-transform: uppercase; margin-bottom: 10px;">Version 2.0 Now Live</p> <h1 class="brandName" style="font-size: 48px; line-height: 1.1; margin-bottom: 24px;">Understand Computing concepts better.</h1> <p style="font-size: 18px; color: var(--muted);">
 Interactive simulators for Binary, Hexadecimal, Logic Gates, and Computer Components designed for the UK curriculum.
-</p> <div style="display: flex; gap: 16px; margin-top: 32px;"> <a href="/about" class="btn btnAccent" style="text-decoration: none; padding: 14px 28px;">Learn More</a> <a href="/binary" class="btn" style="text-decoration: none; padding: 14px 28px;">Get Started</a> </div> </div> <div style="flex: 1; text-align: right;"> <img src="/images/computing-box-logo.svg" alt="Computing Box Logo" style="width: 100%; max-width: 450px; filter: drop-shadow(0 0 50px rgba(40, 240, 122, 0.15));"> </div> </div>  </main> <footer class="siteFooter"> <div class="footerInner"> <div>Computer Science Concept Simulators</div> <div>© 2026 Computing:Box • Created with ♥ by Alexander Lyall</div> <div style="margin-top: 5px;"> <a href="/copyright" style="color: var(--muted); text-decoration: underline;">Copyright Notice</a> •
-<a href="/legal-code" style="color: var(--muted); text-decoration: underline;">Legal Code</a> </div> </div> </footer> </body></html>
+</p> <div style="display: flex; gap: 16px; margin-top: 32px;"> <a href="/about" class="btn btnAccent" style="text-decoration: none; padding: 14px 28px;">Learn More</a> <a href="/binary" class="btn" style="text-decoration: none; padding: 14px 28px;">Get Started</a> </div> </div> <div style="flex: 1; text-align: right;"> <img src="/images/computing-box-logo.svg" alt="Computing Box Logo" style="width: 100%; max-width: 450px; filter: drop-shadow(0 0 50px rgba(40, 240, 122, 0.15));"> </div> </div>  </main> <footer class="siteFooter"> <div class="footerInner"> <div style="margin-top: 5px; display: flex; justify-content: center;"> <a href="/copyright" style="color: var(--muted); text-decoration: underline;">Copyright Notice</a> <a href="/legal-code" style="margin-left: 32px; color: var(--muted); text-decoration: underline;">Legal Code</a> </div> <div>Computer Science Concept Simulators</div> <div>© 2026 Computing:Box • Created with ♥ by Mr A Lyall</div> </div> </footer> </body></html>

package.json

@@ -9,6 +9,6 @@
     "astro": "astro"
   },
   "dependencies": {
-    "astro": "^5.18.0"
+    "astro": "^6.0.8"
   }
 }

src/layouts/BaseLayout.astro

@@ -1,5 +1,9 @@
 ---
 import "../styles/global.css";
+import versionInfo from "../generated/version.json";
+
+const version = versionInfo.version;
+const releaseUrl = versionInfo.url;
 const { title = "Computing:Box" } = Astro.props;
 ---
 
@@ -54,13 +58,19 @@ const { title = "Computing:Box" } = Astro.props;
     </main>
 
     <footer class="siteFooter">
-      <div class="footerInner">
+        <div class="footerInner">
+          <div style="margin-top: 5px; display: flex; justify-content: center;">
+              <a href="/copyright" style="color: var(--muted); text-decoration: underline;">Copyright Notice</a>
+              <a href="/legal-code" style="margin-left: 32px; color: var(--muted); text-decoration: underline;">Legal Code</a>
+          </div>
         <div>Computer Science Concept Simulators</div>
-        <div>© {new Date().getFullYear()} Computing:Box • Created with ♥ by Alexander Lyall</div>
-        <div style="margin-top: 5px;">
-            <a href="/copyright" style="color: var(--muted); text-decoration: underline;">Copyright Notice</a> • 
-            <a href="/legal-code" style="color: var(--muted); text-decoration: underline;">Legal Code</a>
-        </div>
+          <div>
+    Version:
+    <a href={releaseUrl} target="_blank" rel="noopener noreferrer">
+      {version}
+    </a>
+  </div>
+        <div>© {new Date().getFullYear()} Computing:Box • Created with ♥ by Mr A Lyall</div>
       </div>
     </footer>
   </body>

src/pages/copyright.astro

@@ -5,11 +5,7 @@ import BaseLayout from "../layouts/BaseLayout.astro";
 <BaseLayout title="Copyright Notice | Computing:Box">
   <div class="card" style="max-width: 800px; margin: 0 auto;">
     <h1 class="brandName" style="color: var(--accent); margin-bottom: 20px;">Copyright Notice</h1>
-    <p style="color: var(--text);">
-      <a href="https://www.computingbox.co.uk" style="color: var(--accent); text-decoration: none;">Computing:Box</a> 
-      © 2024 by <a href="https://git.adcmnetworks.co.uk/alexander.lyall" style="color: var(--accent); text-decoration: none;">Alexander Lyall</a> is licensed under 
-      <strong>Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International</strong>.
-    </p>
+    <a href="https://www.computingbox.co.uk" style="color: var(--accent); text-decoration: none;">Computing:Box</a> © 2024 by <a href="https://www.mrlyall.uk/" style="color: var(--accent); text-decoration: none;">Mr A Lyall</a> is licensed under <strong><a href="https://creativecommons.org/licenses/by-nc-sa/4.0/" style="color: var(--accent); text-decoration: none;">Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International</a></strong><img src="https://mirrors.creativecommons.org/presskit/icons/cc.svg" alt="" style="max-width: 1em;max-height:1em;margin-left: .2em;"><img src="https://mirrors.creativecommons.org/presskit/icons/by.svg" alt="" style="max-width: 1em;max-height:1em;margin-left: .2em;"><img src="https://mirrors.creativecommons.org/presskit/icons/nc.svg" alt="" style="max-width: 1em;max-height:1em;margin-left: .2em;"><img src="https://mirrors.creativecommons.org/presskit/icons/sa.svg" alt="" style="max-width: 1em;max-height:1em;margin-left: .2em;">
 
     <div class="divider"></div>
 
@@ -22,9 +18,11 @@ import BaseLayout from "../layouts/BaseLayout.astro";
     
     <h2 class="brandName" style="font-size: 20px;">Under the following terms:</h2>
     <ul style="color: var(--muted); line-height: 1.6;">
-      <li><strong>Attribution</strong> — You must give appropriate credit, provide a link to the license, and indicate if changes were made.</li>
-      <li><strong>NonCommercial</strong> — You may not use the material for commercial purposes.</li>
-      <li><strong>ShareAlike</strong> — If you remix, transform, or build upon the material, you must distribute your contributions under the same license as the original.</li>
+      <li class="cc-by"><strong>Attribution </strong>— You must give <a href="https://creativecommons.org/licenses/by-nc-sa/4.0/deed.en#ref-appropriate-credit" style="color: var(--accent); margin-bottom: 20px;">appropriate credit</a>, provide a link to the license, and <a href="https://creativecommons.org/licenses/by-nc-sa/4.0/deed.en#ref-indicate-changes" style="color: var(--accent); margin-bottom: 20px;">indicate if changes were made</a>. You may do so in any reasonable manner, but not in any way that suggests the licensor endorses you or your use.</li>
+      <li class="cc-nc"><strong>NonCommercial</strong> — You may not use the material for <a href="https://creativecommons.org/licenses/by-nc-sa/4.0/deed.en#ref-commercial-purposes" style="color: var(--accent); margin-bottom: 20px;">commercial purposes</a>.</li>
+      <li class="cc-sa"><strong>ShareAlike</strong> — If you remix, transform, or build upon the material, you must distribute your contributions under the <a href="https://creativecommons.org/licenses/by-nc-sa/4.0/deed.en#ref-same-license" style="color: var(--accent); margin-bottom: 20px;">same license</a> as the original.</li>
+      
+      <li><strong>No additional restrictions</strong> — You may not apply legal terms or <a href="https://creativecommons.org/licenses/by-nc-sa/4.0/deed.en#ref-technological-measures" style="color: var(--accent); margin-bottom: 20px;">technological measures</a> that legally restrict others from doing anything the license permits.</li>
     </ul>
   </div>
 </BaseLayout>

src/pages/pc-builder.astro

@@ -26,9 +26,7 @@ import "../styles/pc-builder.css";
       </div>
 
       <div class="pb-viewport" id="viewport">
-        <svg class="pb-svg-layer pb-wire-internal" id="wireLayerInternal"></svg>
-        
-        <svg class="pb-svg-layer pb-wire-external" id="wireLayerExternal"></svg>
+        <svg class="pb-svg-layer" id="wireLayer"></svg>
       </div>
     </div>
     

src/scripts/pcBuilder.js

@@ -4,17 +4,13 @@
 (() => {
   const workspace = document.getElementById("workspace");
   const viewport = document.getElementById("viewport");
-  const internalLayer = document.getElementById("wireLayerInternal");
-  const externalLayer = document.getElementById("wireLayerExternal");
+  const wireLayer = document.getElementById("wireLayer");
   const specsContainer = document.getElementById("buildSpecsContainer");
   const toolboxGrid = document.getElementById("toolboxGrid");
   const btnClearBoard = document.getElementById("btnClearBoard");
   const toolboxToggle = document.getElementById("toolboxToggle");
   const pcPage = document.getElementById("pcPage");
 
-  // Parts defined as "Outside the Chassis"
-  const EXTERNAL_TYPES = ['MONITOR', 'KEYBOARD', 'MOUSE', 'WEBCAM', 'SPEAKER', 'MIC', 'PRINTER'];
-
   /* --- Extensive PC Component Library --- */
   const PC_PARTS = {
     'CASE': {
@@ -102,11 +98,17 @@
     panY = mouseY - (mouseY - panY) * (newZoom / zoom);
     zoom = newZoom; updateViewport();
   }
-  function getPortCoords(nodeId, portId) {
-    const n = nodes[nodeId];
-    const pEl = n.el.querySelector(`[data-port="${portId}"]`);
-    const r = pEl.getBoundingClientRect(), w = workspace.getBoundingClientRect();
-    return { x: (r.left - w.left - panX) / zoom, y: (r.top - w.top - panY) / zoom };
+  function getPortCoords(nodeId, portDataAttr) {
+    const node = nodes[nodeId];
+    if (!node || !node.el) return {x:0, y:0};
+    const portEl = node.el.querySelector(`[data-port="${portDataAttr}"]`);
+    if (!portEl) return {x:0, y:0};
+    const wsRect = workspace.getBoundingClientRect();
+    const portRect = portEl.getBoundingClientRect();
+    return {
+      x: (portRect.left - wsRect.left - panX + portRect.width / 2) / zoom,
+      y: (portRect.top - wsRect.top - panY + portRect.height / 2) / zoom
+    };
   }
   function drawBezier(x1, y1, x2, y2) {
     const cpDist = Math.abs(x2 - x1) * 0.6 + 20; 
@@ -115,22 +117,17 @@
 
   /* --- Rendering --- */
   function renderWires() {
-    let intHtml = '', extHtml = '';
-    connections.forEach(c => {
-      const fromNode = nodes[c.fN];
-      const toNode = nodes[c.tN];
-      if (!fromNode || !toNode) return;
-
-      const p1 = getPortCoords(c.fN, c.fP);
-      const p2 = getPortCoords(c.tN, c.tP);
-      const path = `<path class="pb-wire active" d="M ${p1.x} ${p1.y} C ${p1.x+60} ${p1.y}, ${p2.x-60} ${p2.y}, ${p2.x} ${p2.y}" />`;
-      
-      // Determine if cable is Internal (under panel) or External (on top)
-      (EXTERNAL_TYPES.includes(fromNode.type) || EXTERNAL_TYPES.includes(toNode.type)) ? extHtml += path : intHtml += path;
+    let svgHTML = '';
+    connections.forEach(conn => {
+      const from = getPortCoords(conn.fromNode, conn.fromPort);
+      const to = getPortCoords(conn.toNode, conn.toPort);
+      const isSelected = conn.id === selectedWireId;
+      svgHTML += `<path class="pb-wire active ${isSelected ? 'selected' : ''}" d="${drawBezier(from.x, from.y, to.x, to.y)}" data-conn-id="${conn.id}" />`;
     });
-    internalLayer.innerHTML = intHtml; 
-    externalLayer.innerHTML = extHtml;
-    evaluateBuild();
+    if (wiringStart && tempWirePath) {
+      svgHTML += `<path class="pb-wire pb-wire-temp" d="${drawBezier(wiringStart.x, wiringStart.y, tempWirePath.x, tempWirePath.y)}" />`;
+    }
+    wireLayer.innerHTML = svgHTML;
   }
 
   function updateNodePositions() {
@@ -148,10 +145,67 @@
 
   /* --- Seven-Segment Diagnostics Engine --- */
   function evaluateBuild() {
-    const hasMB = Object.values(nodes).some(n => n.type === 'MB' && n.snappedTo);
-    const hasCPU = Object.values(nodes).some(n => n.type === 'CPU' && n.snappedTo);
-    const boot = hasMB && hasCPU && connections.some(c => nodes[c.fN].type === 'MONITOR' || nodes[c.tN].type === 'MONITOR');
-    workspace.classList.toggle('system-running', boot);
+    if(!specsContainer) return;
+
+    let hasCase = false, hasMB = false, hasCPU = false, hasCooler = false, hasRAM = false, hasPSU = false;
+    let hasStorage = false, hasGPU = false;
+    let mbPwr = false, gpuPwr = false;
+    let usbCount = 0, dispConn = false, audConn = false;
+
+    let caseNode = Object.values(nodes).find(n => n.type === 'CASE');
+    let mbNode = Object.values(nodes).find(n => n.type === 'MB');
+    
+    if (caseNode) {
+      hasCase = true;
+      if (caseNode.slots['MB1']) hasMB = true;
+      if (caseNode.slots['PSU1']) hasPSU = true;
+      if (caseNode.slots['HDD1'] || caseNode.slots['HDD2'] || caseNode.slots['SATA_SSD1'] || caseNode.slots['SATA_SSD2']) hasStorage = true;
+    } else if (mbNode) {
+      hasMB = true; // Motherboard exists outside case
+    }
+
+    if (mbNode) {
+      if (mbNode.slots['CPU1']) hasCPU = true;
+      if (mbNode.slots['COOLER1']) hasCooler = true;
+      if (mbNode.slots['RAM1'] || mbNode.slots['RAM2'] || mbNode.slots['RAM3'] || mbNode.slots['RAM4']) hasRAM = true;
+      if (mbNode.slots['PCIE1'] || mbNode.slots['PCIE2']) hasGPU = true;
+      if (mbNode.slots['M2_1'] || mbNode.slots['M2_2']) hasStorage = true;
+    }
+
+    // Check Cables
+    connections.forEach(c => {
+      let n1 = nodes[c.fromNode], n2 = nodes[c.toNode];
+      if(!n1 || !n2) return;
+      let types = [n1.type, n2.type];
+      
+      if(types.includes('MB') && types.includes('PSU')) mbPwr = true;
+      if(types.includes('GPU') && types.includes('PSU')) gpuPwr = true;
+      if(types.includes('MB') && ['KEYBOARD','MOUSE','WEBCAM','MIC','PRINTER'].some(t => types.includes(t))) usbCount++;
+      if(types.includes('MB') && types.includes('SPEAKER')) audConn = true;
+      if((types.includes('MB') || types.includes('GPU')) && types.includes('MONITOR')) dispConn = true;
+    });
+
+    const isBootable = (hasMB && hasCPU && hasCooler && hasRAM && hasPSU && hasStorage && mbPwr && (hasGPU ? gpuPwr : true) && dispConn);
+
+    specsContainer.innerHTML = `
+      <div class="diag-cat">Core System</div>
+      <div class="diag-row"><span>CHASSIS</span><span style="color: ${hasCase ? '#28f07a' : '#ff5555'}">${hasCase ? 'OK' : 'ERR'}</span></div>
+      <div class="diag-row"><span>MOTHERBOARD</span><span style="color: ${hasMB ? '#28f07a' : '#ff5555'}">${hasMB ? 'OK' : 'ERR'}</span></div>
+      <div class="diag-row"><span>CPU</span><span style="color: ${hasCPU ? '#28f07a' : '#ff5555'}">${hasCPU ? 'OK' : 'ERR'}</span></div>
+      <div class="diag-row"><span>COOLING</span><span style="color: ${hasCooler ? '#28f07a' : '#ff5555'}">${hasCooler ? 'OK' : 'ERR'}</span></div>
+      <div class="diag-row"><span>MEMORY</span><span style="color: ${hasRAM ? '#28f07a' : '#ff5555'}">${hasRAM ? 'OK' : 'ERR'}</span></div>
+      <div class="diag-row"><span>POWER SPLY</span><span style="color: ${hasPSU ? '#28f07a' : '#ff5555'}">${hasPSU ? 'OK' : 'ERR'}</span></div>
+      <div class="diag-cat">Connections</div>
+      <div class="diag-row"><span>MB POWER</span><span style="color: ${mbPwr ? '#28f07a' : '#ff5555'}">${mbPwr ? 'OK' : 'ERR'}</span></div>
+      <div class="diag-row"><span>STORAGE</span><span style="color: ${hasStorage ? '#28f07a' : '#ff5555'}">${hasStorage ? 'OK' : 'ERR'}</span></div>
+      <div class="diag-row"><span>GPU POWER</span><span style="color: ${!hasGPU ? '#888' : (gpuPwr ? '#28f07a' : '#ff5555')}">${!hasGPU ? 'N/A' : (gpuPwr ? 'OK' : 'ERR')}</span></div>
+      <div class="diag-row"><span>DISPLAY</span><span style="color: ${dispConn ? '#28f07a' : '#ff5555'}">${dispConn ? 'OK' : 'ERR'}</span></div>
+      <div class="diag-row"><span>USB DEVS</span><span style="color: #55aaff">${usbCount}</span></div>
+      <hr style="border-color: rgba(255,255,255,0.1); margin: 12px 0 8px 0;">
+      <div style="text-align:center; font-size: 28px; color: ${isBootable ? '#28f07a' : '#ff5555'}; font-family: var(--bit-font); letter-spacing: 2px;">
+        ${isBootable ? 'BOOTING...' : 'HALTED'}
+      </div>
+    `;
   }
 
   /* --- Node Creation & Snapping --- */
@@ -196,12 +250,16 @@
     evaluateBuild();
   }
 
-/* --- Movement & Snap Logic (Restored from your Verified Working Script) --- */
+  // Recursive movement to handle nested snaps (MB inside CASE inside ...)
   function moveNodeRecursive(nodeId, dx, dy) {
-    const n = nodes[nodeId]; if(!n) return;
+    const n = nodes[nodeId];
+    if(!n) return;
     n.x += dx; n.y += dy;
-    if(n.slots) { Object.keys(n.slots).forEach(k => { if(typeof n.slots[k] === 'string') moveNodeRecursive(n.slots[k], dx, dy); }); }
-    if(n.el) { n.el.style.left = n.x + 'px'; n.el.style.top = n.y + 'px'; }
+    if(n.slots) {
+       Object.keys(n.slots).forEach(k => {
+          if(typeof n.slots[k] === 'string') moveNodeRecursive(n.slots[k], dx, dy);
+       });
+    }
   }
 
   /* --- Inspect Mode --- */

src/styles/global.css

@@ -26,72 +26,203 @@
   --accent: #28f07a;
   --ui-font: "Inter", system-ui, -apple-system, sans-serif;
   --bit-font: "SevenSegment", monospace;
+  --num-font:  "DSEG7Classic"
 }
 
 * { box-sizing: border-box; }
-html, body { height: 100%; margin: 0; }
-body { background: var(--bg); color: var(--text); font-family: var(--ui-font); display: flex; flex-direction: column; }
+html, body { height: 100%; }
+body { margin: 0; background: var(--bg); color: var(--text); font-family: var(--ui-font); display: flex; flex-direction: column; }
 
-/* --- SITE NAVIGATION (Fixed Height) --- */
-.siteNav { 
-  position: sticky; 
-  top: 0; 
-  z-index: 500; 
-  height: var(--nav-h); 
-  background: rgba(45, 44, 56, 0.95); 
-  border-bottom: 1px solid var(--line); 
-  backdrop-filter: blur(8px); 
-}
-.navInner { 
-  height: 100%; 
-  max-width: 1400px; 
-  margin: 0 auto; 
-  padding: 0 20px; 
-  display: flex; 
-  align-items: center; 
-  justify-content: space-between; 
-}
+/* --- BASE LAYOUT --- */
+.siteNav { position: sticky; top: 0; z-index: 50; height: var(--nav-h); background: rgba(0,0,0,.10); border-bottom: 1px solid var(--line); backdrop-filter: blur(8px); margin-bottom: 25px; }
+.navInner { height: 90px; max-width: 1400px; margin: 0 auto; padding: 0 20px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
 .brand { display: flex; align-items: center; gap: 12px; text-decoration: none; color: var(--text); }
-.brandLogo { width: 32px; height: 32px; }
+.brandLogo { width: 2.5em; height: 2.5em; image-rendering: pixelated; }
 .brandName { letter-spacing: .12em; font-weight: 900; font-size: 18px; }
+.navLinks { display: flex; align-items: center; gap: 18px; flex-wrap: wrap; }
+.navLinks a { color: var(--muted); text-decoration: none; font-weight: 800; letter-spacing: .12em; font-size: 16px; }
+.navLinks a:hover, .navLinks a.active { color: #e8e8ee; } 
 
-.navLinks { display: flex; gap: 24px; }
-.navLinks a { 
-  color: var(--muted); 
-  text-decoration: none; 
-  font-weight: 800; 
-  font-size: 14px; 
+.pageWrap { flex: 1; max-width: 1400px; margin: 0 auto; padding: 0 20px 40px; width: 100%; display: flex; flex-direction: column; }
+.siteFooter { border-top: 1px solid var(--line); background: rgba(0,0,0,.08); }
+.footerInner { max-width: 1400px; margin: 0 auto; padding: 18px 20px; color: var(--muted); font-size: 12px; letter-spacing: .08em; display: flex; flex-direction: column; gap: 6px; }
 
-  transition: color 0.2s; 
+/* --- APP LAYOUT --- */
+.binaryPage {
+  --toolbox-w: 360px;
+  --toolbox-gap: 22px;
+  --toolbox-toggle-top: calc(var(--nav-h) + 16px);
+  --toolbox-top: calc(var(--toolbox-toggle-top) + 60px);
+  position: relative; padding-top: 16px; flex: 1; display: flex; flex-direction: column;
 }
+.binaryPage:not(.toolboxCollapsed) { padding-right: calc(var(--toolbox-w) + var(--toolbox-gap)); }
+.binaryPage.toolboxCollapsed { padding-right: 0; }
+.topGrid { display: flex; align-items: stretch; gap: 28px; flex: 1; }
+.leftCol { flex: 1 1 auto; min-width: 0; container-type: inline-size; display: flex; flex-direction: column; }
 
-/* Active Link Fix */
-.navLinks a.active, 
-.navLinks a:hover { 
-  color: #ffffff !important; 
-} 
+/* --- READOUT FORMATTING --- */
+.readoutContainer { display: flex; align-items: center; justify-content: center; gap: 64px; width: 100%; }
+.readout { display: flex; flex-direction: column; align-items: center; gap: 16px; padding-top: 4px; }
+.readoutBlock { display: flex; flex-direction: column; align-items: center; gap: 8px; }
+.label { font-family: var(--bit-font); letter-spacing: .14em; text-transform: uppercase; font-size: 18px; opacity: .75; margin: 0; }
+.num { font-family: var(--num-font); color: #28f07a; text-shadow: 0 0 18px rgba(40,240,122,.35); letter-spacing: 2px; }
 
-/* --- LAYOUT --- */
-.pageWrap { flex: 1; width: 100%; max-width: 1400px; margin: 0 auto; padding: 40px 20px; display: flex; flex-direction: column; }
-
-/* --- FOOTER (Centered Links at Top) --- */
-.siteFooter { background: rgba(0,0,0,.08); border-top: 1px solid var(--line); padding: 40px 0; }
-.footerInner { 
-  max-width: 1400px; 
-  margin: 0 auto; 
-  padding: 0 20px; 
-  color: var(--muted); 
-  font-size: 13px; 
-  display: flex; 
-  flex-direction: column; 
-  align-items: center; 
-  text-align: center; 
-  gap: 12px; 
-}
-.footerLegal { margin-bottom: 8px; }
-.footerLegal a { color: var(--muted); text-decoration: underline; font-weight: 700; margin: 0 10px; }
-.footerLegal a:hover { color: #fff; }
-
-/* Shared UI Components */
-.card { background: rgba(255,255,255,.05); border: 1px solid rgba(255,255,255,.10); border-radius: 16px; padding: 24px; backdrop-filter: blur(10px); }
+.denaryValue, .hexValue, .binaryValue { display: flex; gap: 16px; justify-content: center; white-space: pre-wrap; text-align: center; margin: 0; line-height: 1; }
+.denaryValue { font-size: 56px; }
+.hexValue { font-size: 48px; }
+.binaryValue { font-size: 40px; }
 .divider { height: 1px; background: rgba(255,255,255,.08); margin: 16px 0 16px; }
+
+/* --- GRIDS & BITS --- */
+.bitsWrap { width: 100%; }
+.bitsGrid { --cols: 8; display: grid; grid-template-columns: repeat(var(--cols), minmax(92px, 1fr)); gap: 26px 22px; align-items: start; justify-items: center; }
+.bitsGrid.bitsFew { justify-content: center; }
+.bit { width: 100%; max-width: 140px; display: flex; flex-direction: column; align-items: center; gap: 8px; container-type: inline-size; }
+.bitVal { font-family: var(--bit-font); font-size: min(32px, calc(140cqw / var(--len, 1))); letter-spacing: 2px; color: rgba(232,232,238,.85); white-space: nowrap; line-height: 1; }
+
+.bulb { width: 44px; height: 44px; color: rgba(255,255,255,.15); margin-bottom: 8px; flex-shrink: 0; transition: 0.2s ease; background: transparent; display: flex; align-items: center; justify-content: center; }
+.bulb svg { width: 100%; height: 100%; display: block; }
+.bulb.on { color: #ffd86b !important; filter: drop-shadow(0 0 14px rgba(255, 216, 107, 1)) !important; }
+.bulb.on svg { fill: #ffd86b !important; }
+
+.switch { position: relative; width: 56px; height: 28px; display: inline-block; }
+.switch input { display: none; }
+.slider { position: absolute; inset: 0; background: rgba(255,255,255,.14); border: 1px solid rgba(255,255,255,.14); border-radius: 999px; transition: .2s ease; }
+.slider::before { content: ""; position: absolute; width: 22px; height: 22px; left: 3px; top: 2px; background: rgba(255,255,255,.92); border-radius: 999px; transition: .2s ease; pointer-events: none; }
+.switch input:checked + .slider { background: rgba(40,240,122,.25); border-color: rgba(40,240,122,.30); }
+.switch input:checked + .slider::before { transform: translateX(28px); }
+
+/* --- HEXADECIMAL --- */
+.hexGrid { --cols: 4; display: grid; grid-template-columns: repeat(var(--cols), minmax(160px, 1fr)); gap: 32px 20px; align-items: start; justify-items: center; width: 100%; }
+.hexGrid.bitsFew { justify-content: center; }
+.hexCol { display: flex; flex-direction: column; align-items: center; width: 100%; }
+
+/* --- HEX COLOURS SPECIFIC --- */
+.colorGroupWrap { display: flex; flex-wrap: nowrap; gap: 16px; justify-content: center; width: 100%; }
+.colorGroup { display: flex; gap: 12px; padding: 12px; background: rgba(255,255,255,.02); border-radius: 20px; border: 1px solid rgba(255,255,255,.05); flex: 0 1 auto; min-width: 0; }
+.colorPreviewSide { display: flex; gap: 24px; align-items: center; justify-content: center; }
+.colorBoxWrap { display: flex; flex-direction: column; align-items: center; gap: 8px; }
+.colorBox { width: 60px; height: 60px; border-radius: 12px; border: 2px solid rgba(255,255,255,.15); box-shadow: 0 4px 16px rgba(0,0,0,.4); background-color: #000000; transition: background-color 0.2s ease; }
+.colorBoxLabel { font-family: var(--ui-font); font-size: 11px; font-weight: 800; letter-spacing: .1em; text-transform: uppercase; color: var(--muted); }
+
+.text-red { color: #ff5555 !important; text-shadow: 0 0 18px rgba(255,85,85,.35) !important; }
+.text-green { color: #28f07a !important; text-shadow: 0 0 18px rgba(40,240,122,.35) !important; }
+.text-blue { color: #55aaff !important; text-shadow: 0 0 18px rgba(85,170,255,.35) !important; }
+
+/* HEX CARD */
+.hexCard { background: rgba(255,255,255,.03); border: 1px solid rgba(255,255,255,.08); border-radius: 16px; padding: 16px 14px; display: flex; flex-direction: column; align-items: center; gap: 16px; width: 100%; max-width: 190px; flex: 0 1 auto; min-width: 0; box-shadow: 0 4px 24px rgba(0,0,0,.2); backdrop-filter: blur(10px); }
+.hexCardButtons { display: flex; gap: 10px; }
+.hexCardBtn { width: 38px; height: 38px; border-radius: 10px; border: 1px solid rgba(255,255,255,.12); font-family: var(--bit-font); font-size: 16px; font-weight: 900; cursor: pointer; display: flex; align-items: center; justify-content: center; padding: 0; color: rgba(232,232,238,.92); transition: all 0.2s ease; }
+.hexCardBtn.inc { background: rgba(40,240,122,.15); border-color: rgba(40,240,122,.25); }
+.hexCardBtn.inc:hover { background: rgba(40,240,122,.25); border-color: rgba(40,240,122,.4); }
+.hexCardBtn.dec { background: rgba(255,80,80,.18); border-color: rgba(255,80,80,.25); }
+.hexCardBtn.dec:hover { background: rgba(255,80,80,.28); border-color: rgba(255,80,80,.4); }
+.hexDigitDisplay { font-family: var(--num-font); font-size: 48px; color: #28f07a; text-shadow: 0 0 18px rgba(40,240,122,.35); line-height: 1; }
+.hexNibbleRow { display: flex; gap: 10px; justify-content: center; width: 100%; }
+.hexNibbleBit { display: flex; flex-direction: column; align-items: center; gap: 6px; }
+.hexNibbleBulb { width: 32px !important; height: 32px !important; margin-bottom: 2px !important; }
+.hexNibbleLabel { font-family: var(--bit-font); font-size: 24px; color: rgba(232,232,238,.6); }
+.hexColWeight { font-family: var(--bit-font); font-size: 40px; color: rgba(232,232,238,.6); margin-top: 14px; }
+
+
+/* --- TOOLBOX --- */
+.toolboxToggle { position: fixed; top: var(--toolbox-toggle-top); right: 22px; z-index: 90; display: flex; align-items: center; gap: 10px; padding: 10px 14px; border-radius: 12px; border: 1px solid rgba(255,255,255,.12); background: rgba(0,0,0,.15); backdrop-filter: blur(8px); color: rgba(232,232,238,.95); font-family: var(--bit-font); font-weight: 800; font-size: 16px; letter-spacing: .12em; text-transform: uppercase; cursor: pointer; }
+.toolboxIcon { font-size: 20px; filter: drop-shadow(0 0 8px rgba(255,105,180,.35)); }
+.toolboxToggle:hover { border-color: rgba(255,255,255,.22); }
+.panelCol { position: fixed; top: var(--toolbox-top); right: 22px; width: var(--toolbox-w); z-index: 80; display: flex; flex-direction: column; gap: 16px; transform: translateX(0); opacity: 1; transition: transform 420ms cubic-bezier(.2,.9,.2,1), opacity 220ms ease; }
+.binaryPage.toolboxCollapsed .panelCol { transform: translateX(calc(var(--toolbox-w) + 32px)); opacity: 0; pointer-events: none; }
+.card { background: rgba(255,255,255,.05); border: 1px solid rgba(255,255,255,.10); border-radius: 16px; padding: 16px; backdrop-filter: blur(10px); }
+.cardTitle { font-family: var(--bit-font); font-weight: 900; letter-spacing: .14em; text-transform: uppercase; font-size: 18px; color: rgba(232,232,238,.9); margin-bottom: 12px; }
+.hint { font-family: var(--bit-font); font-size: 13px; letter-spacing: .08em; text-transform: uppercase; color: rgba(232,232,238,.55); margin-top: 10px; line-height: 1.35; }
+.toggleRow { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
+.toggleLabel { font-family: var(--bit-font); font-size: 16px; letter-spacing: .12em; text-transform: uppercase; white-space: nowrap; color: var(--muted); transition: color 0.2s, text-shadow 0.2s; }
+.toggleLabel.activeMode { color: #28f07a; text-shadow: 0 0 12px rgba(40,240,122,.45); }
+.subCard { margin-top: 12px; padding: 12px; border-radius: 14px; border: 1px solid rgba(255,255,255,.10); background: rgba(0,0,0,.12); }
+.subTitle { font-family: var(--bit-font); font-weight: 900; letter-spacing: .14em; text-transform: uppercase; font-size: 16px; margin-bottom: 10px; opacity: .85; }
+.bitWidthRow { display: flex; align-items: center; gap: 10px; }
+.miniBtn { width: 44px; height: 44px; border-radius: 12px; border: 1px solid rgba(255,255,255,.12); background: rgba(255,255,255,.06); color: rgba(232,232,238,.9); font-family: var(--bit-font); font-weight: 900; font-size: 22px; cursor: pointer; }
+.miniBtn:hover { border-color: rgba(255,255,255,.22); }
+.bitInputWrap { flex: 1 1 auto; min-width: 0; display: flex; align-items: center; justify-content: space-between; gap: 10px; border-radius: 12px; border: 1px solid rgba(255,255,255,.10); background: rgba(255,255,255,.04); padding: 10px 12px; }
+.bitInputLabel { font-family: var(--bit-font); font-size: 16px; letter-spacing: .12em; text-transform: uppercase; opacity: .7; }
+.bitInput { width: 70px; text-align: right; font-family: var(--num-font); font-size: 28px; letter-spacing: 2px; color: #28f07a; background: transparent; border: none; outline: none; }
+.btn { border: 1px solid rgba(255,255,255,.12); background: rgba(255,255,255,.06); color: rgba(232,232,238,.92); border-radius: 12px; padding: 10px 12px; font-family: var(--bit-font); font-size: 14px; letter-spacing: .12em; text-transform: uppercase; font-weight: 900; cursor: pointer; }
+.btn:hover { border-color: rgba(255,255,255,.22); }
+.btnAccent { background: rgba(40,240,122,.12); border-color: rgba(40,240,122,.22); }
+.btnAccent:hover { border-color: rgba(40,240,122,.35); }
+.btnHalf { width: calc(50% - 6px); }
+.btnWide { width: 100%; }
+.controlsRow { display: flex; gap: 12px; margin-bottom: 12px; }
+.toolRowCentered { display: flex; justify-content: center; gap: 10px; margin-bottom: 10px; }
+.toolBtn { width: 46px; height: 46px; border-radius: 12px; border: 1px solid rgba(255,255,255,.12); background: rgba(255,255,255,.06); color: rgba(232,232,238,.92); font-family: var(--bit-font); font-size: 16px; font-weight: 900; cursor: pointer; }
+.toolDec { background: rgba(255,80,80,.20); border-color: rgba(255,80,80,.25); }
+.toolInc { background: rgba(40,240,122,.18); border-color: rgba(40,240,122,.25); }
+.btnReset { color: rgba(232,232,238,.95); }
+.btnReset:hover { background: rgba(255,80,80,.18); border-color: rgba(255,80,80,.35); }
+
+/* === CONTAINER QUERIES === */
+@container (max-width: 1050px) {
+  .readoutContainer { gap: 40px; }
+  .colorGroupWrap { gap: 10px; }
+  .colorGroup { padding: 10px; gap: 8px; border-radius: 16px; }
+  .hexCard { padding: 12px 8px; width: 140px; gap: 12px; }
+  .hexDigitDisplay { font-size: 40px; }
+  .hexNibbleBulb { width: 24px !important; height: 24px !important; }
+  .hexNibbleLabel { font-size: 20px; }
+  .hexColWeight { font-size: 26px; margin-top: 10px; }
+  .hexCardBtn { width: 34px; height: 34px; font-size: 14px; }
+}
+
+@container (max-width: 800px) {
+  .readoutContainer { flex-direction: column; gap: 24px; }
+  .colorPreviewSide { padding-top: 0; }
+  .colorGroupWrap { gap: 6px; }
+  .colorGroup { padding: 6px; gap: 6px; border-radius: 12px; }
+  .hexCard { padding: 8px 4px; width: 90px; gap: 8px; border-radius: 10px; }
+  .hexDigitDisplay { font-size: 32px; }
+  .hexNibbleBulb { width: 16px !important; height: 16px !important; }
+  .hexNibbleLabel { font-size: 16px; }
+  .hexColWeight { font-size: 20px; margin-top: 6px; }
+  .hexCardBtn { width: 28px; height: 28px; font-size: 12px; }
+  .denaryValue, .hexValue, .binaryValue { font-size: 32px; gap: 10px; }
+}
+
+@media (max-width: 1100px) { .binaryPage { --toolbox-w: 330px; } .denaryValue { font-size: 48px; }  .hexValue { font-size: 40px; } .binaryValue { font-size: 32px; } }
+@media (max-width: 900px) { .binaryPage { --toolbox-w: 320px; } .bitsGrid { grid-template-columns: repeat(var(--cols), minmax(84px, 1fr)); } .hexGrid { grid-template-columns: repeat(var(--cols), minmax(130px, 1fr)); } }
+
+.cc-sa:before {
+  background-image: url(https://creativecommons.org/wp-content/themes/vocabulary-theme/vocabulary/svg/cc/icons/cc-icons.svg#cc-sa);
+  float: left;
+  margin-left: -2.5em;
+  filter: invert(100%);
+}
+
+.cc-nc:before {
+  background-image: url(https://creativecommons.org/wp-content/themes/vocabulary-theme/vocabulary/svg/cc/icons/cc-icons.svg#cc-nc);
+  float: left;
+  margin-left: -2.5em;
+  filter: invert(100%);
+}
+
+.cc-by:before {
+  background-image: url(https://creativecommons.org/wp-content/themes/vocabulary-theme/vocabulary/svg/cc/icons/cc-icons.svg#cc-by);
+  float: left;
+  margin-left: -2.5em;
+  filter: invert(100%);
+}
+
+.cc-terms ul > li {
+  padding-left: 2.5em;
+  clear: both;
+  list-style: none;
+  margin-bottom: 2em;
+  min-height: 2em;
+}
+
+.cc-terms ul {
+  padding: 0;
+  font-size: 1.5rem;
+  font-style: normal;
+  font-weight: 400;
+  line-height: 150%;
+  margin: 0 0 2em 2em;
+}