classic.js

@@ -39,20 +39,25 @@
     });
     return 0.2126 * norm[0] + 0.7152 * norm[1] + 0.0722 * norm[2];
   }
+  let manualModeState = false;
   let classicZoom = 1;
   const clampZoom = (z) => Math.min(2.2, Math.max(0.5, z));
+  let currentPatternName = '';
+  let currentRowCount = 0;
+  let manualUndoStack = [];
+  let manualRedoStack = [];
   function classicShineStyle(colorInfo) {
     const hex = normHex(colorInfo?.hex || colorInfo?.colour || '');
     if (hex.startsWith('#')) {
       const lum = luminance(hex);
+      // For bright hues (yellows, pastels) avoid darkening which can skew green; use a light, soft highlight instead.
       if (lum > 0.7) {
-        const t = clamp01((lum - 0.7) / 0.3);
+        // Slightly stronger highlight for bright hues while staying neutral
-        const fillAlpha = 0.22 + (0.10 - 0.22) * t;
+        return { fill: 'rgba(255,255,255,0.4)', opacity: 1, stroke: null };
-        return {
+      }
-          fill: `rgba(0,0,0,${fillAlpha})`,
+      // Deep shades keep a stronger white highlight.
-          opacity: 1,
+      if (lum < 0.2) {
-          stroke: null
+        return { fill: 'rgba(255,255,255,0.55)', opacity: 1, stroke: null };
-        };
       }
     }
     return { fill: '#ffffff', opacity: 0.45, stroke: null };
@@ -222,6 +227,33 @@
       saveManualOverrides(manualOverrides);
     }
   }
+  function manualUsedColorsFor(patternName, rowCount) {
+    const key = manualKey(patternName, rowCount);
+    const overrides = manualOverrides[key] || {};
+    const palette = buildClassicPalette();
+    const out = [];
+    const seen = new Set();
+    Object.values(overrides).forEach(val => {
+      let hex = null, image = null;
+      if (val && typeof val === 'object') {
+        hex = normHex(val.hex || val.colour || '');
+        image = val.image || null;
+      } else if (typeof val === 'number') {
+        const info = palette[val] || null;
+        hex = normHex(info?.colour || info?.hex || '');
+        image = info?.image || null;
+      }
+      if (!hex && !image) return;
+      const keyStr = `${image || ''}|${hex || ''}`;
+      if (seen.has(keyStr)) return;
+      seen.add(keyStr);
+      out.push({ hex, image, label: hex || (image ? 'Texture' : 'Color') });
+    });
+    return out;
+  }
+  // Manual palette (used in Manual mode project palette)
+  let projectPaletteBox = null;
+  let renderProjectPalette = () => {};
   let manualActiveColorGlobal = (window.shared?.getActiveColor?.()) || { hex: '#ffffff', image: null };
   function getTopperTypeSafe() {
     try { return (window.ClassicDesigner?.lastTopperType) || null; } catch { return null; }
@@ -455,7 +487,7 @@ function distinctPaletteSlots(palette) {
 
 
     function newGrid(pattern, cells, container, model){
-      const kids = [], layers = [], bbox = new BBox(), focusBox = new BBox();
+      const kids = [], layers = [], bbox = new BBox(), focusBox = new BBox(), resetDots = new Map();
       let floatingAnchor = null;
       let overrideCount = manualOverrideCount(model.patternName, model.rowCount);
       const balloonsPerCluster = pattern.balloonsPerCluster || 4;
@@ -585,6 +617,7 @@ function distinctPaletteSlots(palette) {
           const depthLift = expandedOn ? ((cell.shape.zIndex || 0) * 1.8) : 0;
           const floatingOut = model.manualMode && model.manualFloatingQuad === cell.y;
           if (floatingOut) {
+            if (!resetDots.has(cell.y)) resetDots.set(cell.y, { x: c.x, y: c.y });
             const isArch = (model.patternName || '').toLowerCase().includes('arch');
             let slideX = 80;
             let slideY = 0;
@@ -610,8 +643,8 @@ function distinctPaletteSlots(palette) {
             if (isArch) {
               // no fan/scale for arches; preserve layout
             } else {
-              tx += spread * 12;
+              tx += spread * 4;
-              ty += spread * 10;
+              ty += spread * 4;
             }
             const fanScale = 1;
             // Nudge the top pair down slightly in columns so they remain easily clickable.
@@ -676,6 +709,15 @@ function distinctPaletteSlots(palette) {
       };
 
       layers.forEach(layer => layer && layer.forEach(v => kids.push(v)));
+      // Add reset dots for floated quads (one per floating row) at their original position.
+      if (resetDots.size) {
+        resetDots.forEach(({ x, y }) => {
+          kids.push(svg('g', { transform: `translate(${x},${y})`, style: 'cursor:pointer' , onclick: 'window.ClassicDesigner?.resetFloatingQuad?.()' }, [
+            svg('circle', { cx: 0, cy: 0, r: 10, fill: 'rgba(37,99,235,0.12)', stroke: '#2563eb', 'stroke-width': 2 }),
+            svg('circle', { cx: 0, cy: 0, r: 3.5, fill: '#2563eb' })
+          ]));
+        });
+      }
       // Keep a modest margin when a quad is floated so the design doesn’t shrink too much.
       const margin = (model.manualMode && model.manualFloatingQuad !== null) ? 40 : 20;
       const focusValid = isFinite(focusBox.min.x) && isFinite(focusBox.min.y) && focusBox.w() > 0 && focusBox.h() > 0;
@@ -968,6 +1010,13 @@ function distinctPaletteSlots(palette) {
 
   function initClassicColorPicker(onColorChange) {
       const slotsContainer = document.getElementById('classic-slots'), topperSwatch = document.getElementById('classic-topper-color-swatch'), swatchGrid = document.getElementById('classic-swatch-grid'), activeLabel = document.getElementById('classic-active-label'), randomizeBtn = document.getElementById('classic-randomize-colors'), addSlotBtn = document.getElementById('classic-add-slot'), activeChip = document.getElementById('classic-active-chip'), floatingChip = document.getElementById('classic-active-chip-floating'), activeDot = document.getElementById('classic-active-dot'), floatingDot = document.getElementById('classic-active-dot-floating');
+      const replaceFromSel = document.getElementById('classic-replace-from');
+      const replaceToSel = document.getElementById('classic-replace-to');
+      const replaceBtn = document.getElementById('classic-replace-btn');
+      const replaceMsg = document.getElementById('classic-replace-msg');
+      const replaceFromChip = document.getElementById('classic-replace-from-chip');
+      const replaceToChip = document.getElementById('classic-replace-to-chip');
+      const replaceCountLabel = document.getElementById('classic-replace-count');
       const numberTintSlider = document.getElementById('classic-number-tint');
       const topperBlock = document.getElementById('classic-topper-color-block');
       if (!slotsContainer || !topperSwatch || !swatchGrid || !activeLabel) return;
@@ -1033,6 +1082,187 @@ function distinctPaletteSlots(palette) {
         if (parseInt(activeTarget, 10) > count) activeTarget = '1';
         renderSlots();
       }
+      const allPaletteColors = flattenPalette();
+
+      const colorKeyFromVal = (val) => {
+        const palette = buildClassicPalette();
+        let hex = null, image = null;
+        if (val && typeof val === 'object') {
+          hex = normHex(val.hex || val.colour || '');
+          image = val.image || null;
+        } else if (typeof val === 'number') {
+          const info = palette[val] || null;
+          hex = normHex(info?.colour || info?.hex || '');
+          image = info?.image || null;
+        }
+        const cleanedHex = (hex === 'transparent' || hex === 'none') ? '' : (hex || '');
+        const key = (image || cleanedHex) ? `${image || ''}|${cleanedHex}` : '';
+        return { hex: cleanedHex, image: image || null, key };
+      };
+
+      const manualUsage = () => {
+        if (!manualModeState) return [];
+        const palette = buildClassicPalette();
+        const map = new Map();
+        const cells = Array.from(document.querySelectorAll('#classic-display g[id^="balloon_"]'));
+        cells.forEach(g => {
+          const match = g.id.match(/balloon_(\d+)_(\d+)/);
+          if (!match) return;
+          const x = parseInt(match[1], 10);
+          const y = parseInt(match[2], 10);
+          const override = getManualOverride(currentPatternName, currentRowCount, x, y);
+          const code = parseInt(g.getAttribute('data-color-code') || '0', 10);
+          const base = palette[code] || { hex: '#ffffff', image: null };
+          const fill = override || base;
+          const { hex, image, key: k } = colorKeyFromVal(fill);
+          if (!k) return;
+          const existing = map.get(k) || { hex, image, count: 0 };
+          existing.count += 1;
+          map.set(k, existing);
+        });
+        return Array.from(map.values());
+      };
+
+      const setReplaceChip = (chip, color) => {
+        if (!chip) return;
+        if (color?.image) {
+          chip.style.backgroundImage = `url("${color.image}")`;
+          chip.style.backgroundSize = 'cover';
+          chip.style.backgroundColor = color.hex || '#fff';
+        } else {
+          chip.style.backgroundImage = 'none';
+          chip.style.backgroundColor = color?.hex || '#f1f5f9';
+        }
+      };
+
+      const populateReplaceTo = () => {
+        if (!replaceToSel) return;
+        replaceToSel.innerHTML = '';
+        allPaletteColors.forEach((c, idx) => {
+          const opt = document.createElement('option');
+          opt.value = String(idx);
+          opt.textContent = c.name || c.hex || (c.image ? 'Texture' : 'Color');
+          replaceToSel.appendChild(opt);
+        });
+      };
+
+      const updateReplaceChips = () => {
+        if (!replaceFromSel || !replaceToSel) return 0;
+        if (!manualModeState) {
+          replaceFromSel.innerHTML = '';
+          setReplaceChip(replaceFromChip, { hex: '#f8fafc' });
+          setReplaceChip(replaceToChip, { hex: '#f8fafc' });
+          if (replaceCountLabel) replaceCountLabel.textContent = '';
+          if (replaceMsg) replaceMsg.textContent = 'Manual paint only.';
+          return 0;
+        }
+        const usage = manualUsage();
+        replaceFromSel.innerHTML = '';
+        usage.forEach(u => {
+          const opt = document.createElement('option');
+          opt.value = `${u.image || ''}|${u.hex || ''}`;
+          const labelHex = u.hex || (u.image ? 'Texture' : 'Color');
+          opt.textContent = `${labelHex} (${u.count})`;
+          replaceFromSel.appendChild(opt);
+        });
+        if (!replaceFromSel.value && usage.length) replaceFromSel.value = `${usage[0].image || ''}|${usage[0].hex || ''}`;
+        if (!replaceToSel.value && replaceToSel.options.length) replaceToSel.value = replaceToSel.options[0].value;
+
+        const toIdx = parseInt(replaceToSel.value || '-1', 10);
+        const toMeta = Number.isInteger(toIdx) && toIdx >= 0 ? allPaletteColors[toIdx] : null;
+        const fromVal = replaceFromSel.value || '';
+        const fromParts = fromVal.split('|');
+        const fromColor = { image: fromParts[0] || null, hex: fromParts[1] || '' };
+        setReplaceChip(replaceFromChip, fromColor);
+        setReplaceChip(replaceToChip, toMeta ? { hex: toMeta.hex || '#f1f5f9', image: toMeta.image || null } : { hex: '#f1f5f9' });
+
+        // count matches
+        let count = 0;
+        if (fromVal) {
+          const usage = manualUsage();
+          usage.forEach(u => { if (`${u.image || ''}|${u.hex || ''}` === fromVal) count += u.count; });
+        }
+        if (replaceCountLabel) replaceCountLabel.textContent = count ? `${count} match${count === 1 ? '' : 'es'}` : '0 matches';
+        if (replaceMsg) replaceMsg.textContent = usage.length ? '' : 'Paint something first to replace.';
+        return count;
+      };
+
+      const openReplacePicker = (mode = 'from') => {
+        if (!window.openColorPicker) return;
+        if (mode === 'from') {
+          const usage = manualUsage();
+          const items = usage.map(u => ({
+            label: u.hex || (u.image ? 'Texture' : 'Color'),
+            metaText: `${u.count} in design`,
+            value: `${u.image || ''}|${u.hex || ''}`,
+            hex: u.hex || '#ffffff',
+            meta: { image: u.image, hex: u.hex || '#ffffff' },
+            image: u.image
+          }));
+          window.openColorPicker({
+            title: 'Replace: From color',
+            subtitle: 'Pick a color already on canvas',
+            items,
+            onSelect: (item) => {
+              if (!replaceFromSel) return;
+              replaceFromSel.value = item.value;
+              updateReplaceChips();
+            }
+          });
+        } else {
+          const items = allPaletteColors.map((c, idx) => ({
+            label: c.name || c.hex || (c.image ? 'Texture' : 'Color'),
+            metaText: c.family || '',
+            idx
+          }));
+          window.openColorPicker({
+            title: 'Replace: To color',
+            subtitle: 'Choose a library color',
+            items,
+            onSelect: (item) => {
+              if (!replaceToSel) return;
+              replaceToSel.value = String(item.idx);
+              updateReplaceChips();
+            }
+          });
+        }
+      };
+
+  renderProjectPalette = function renderProjectPaletteFn() {
+        if (!projectPaletteBox) return;
+        projectPaletteBox.innerHTML = '';
+        if (!manualModeState) {
+          projectPaletteBox.innerHTML = '<div class="hint text-xs">Enter Manual paint to see colors used.</div>';
+          return;
+        }
+        const used = manualUsedColorsFor(currentPatternName, currentRowCount);
+        if (!used.length) {
+          projectPaletteBox.innerHTML = '<div class="hint text-xs">Paint to build a project palette.</div>';
+          return;
+        }
+        const row = document.createElement('div');
+        row.className = 'swatch-row';
+        used.forEach(item => {
+          const sw = document.createElement('button');
+          sw.type = 'button';
+          sw.className = 'swatch';
+          if (item.image) {
+            sw.style.backgroundImage = `url("${item.image}")`;
+            sw.style.backgroundSize = '500%';
+            sw.style.backgroundPosition = 'center';
+            sw.style.backgroundColor = item.hex || '#fff';
+          } else {
+            sw.style.backgroundColor = item.hex || '#fff';
+          }
+          sw.title = item.label || item.hex || 'Color';
+          sw.addEventListener('click', () => {
+            manualActiveColorGlobal = window.shared?.setActiveColor?.({ hex: item.hex || '#ffffff', image: item.image || null }) || { hex: item.hex || '#ffffff', image: item.image || null };
+            updateClassicDesign();
+          });
+          row.appendChild(sw);
+        });
+        projectPaletteBox.appendChild(row);
+      }
 
       function updateUI() {
           enforceSlotVisibility();
@@ -1120,9 +1350,11 @@ function distinctPaletteSlots(palette) {
           if (activeChip) {
             activeChip.style.display = manualModeOn ? '' : 'none';
           }
+          if (projectPaletteBox) {
+            projectPaletteBox.parentElement?.classList.toggle('hidden', !manualModeOn);
+          }
       }
 
-      const allPaletteColors = flattenPalette();
       swatchGrid.innerHTML = '';
       swatchGrid.style.display = 'none'; // hide inline list; use modal picker instead
 
@@ -1173,6 +1405,10 @@ function distinctPaletteSlots(palette) {
         openPalettePicker();
       });
       randomizeBtn?.addEventListener('click', () => {
+          if (isManual() && window.ClassicDesigner?.randomizeManualFromPalette) {
+            const applied = window.ClassicDesigner.randomizeManualFromPalette();
+            if (applied) return;
+          }
           const pool = allPaletteColors.slice(); const picks = [];
           const colorCount = visibleSlotCount();
           for (let i = 0; i < colorCount && pool.length; i++) { picks.push(pool.splice(Math.floor(Math.random() * pool.length), 1)[0]); }
@@ -1198,14 +1434,59 @@ function distinctPaletteSlots(palette) {
           updateUI(); onColorChange();
           if (window.updateExportButtonVisibility) window.updateExportButtonVisibility();
       });
+      replaceFromChip?.addEventListener('click', () => openReplacePicker('from'));
+      replaceToChip?.addEventListener('click', () => openReplacePicker('to'));
+      replaceFromSel?.addEventListener('change', updateReplaceChips);
+      replaceToSel?.addEventListener('change', updateReplaceChips);
+      replaceBtn?.addEventListener('click', () => {
+        if (!manualModeState) { if (replaceMsg) replaceMsg.textContent = 'Manual paint only.'; return; }
+        const fromKey = replaceFromSel?.value || '';
+        const toIdx = parseInt(replaceToSel?.value || '-1', 10);
+        if (!fromKey || Number.isNaN(toIdx) || toIdx < 0 || toIdx >= allPaletteColors.length) { if (replaceMsg) replaceMsg.textContent = 'Pick both colors.'; return; }
+        const toMeta = allPaletteColors[toIdx];
+        const key = manualKey(currentPatternName, currentRowCount);
+        const prevSnapshot = manualOverrides[key] ? { ...manualOverrides[key] } : null;
+        if (!manualOverrides[key]) manualOverrides[key] = {};
+        const cells = Array.from(document.querySelectorAll('#classic-display g[id^="balloon_"]'));
+        const palette = buildClassicPalette();
+        let count = 0;
+        cells.forEach(g => {
+          const match = g.id.match(/balloon_(\d+)_(\d+)/);
+          if (!match) return;
+          const x = parseInt(match[1], 10);
+          const y = parseInt(match[2], 10);
+          const override = getManualOverride(currentPatternName, currentRowCount, x, y);
+          const code = parseInt(g.getAttribute('data-color-code') || '0', 10);
+          const base = palette[code] || { hex: '#ffffff', image: null };
+          const fill = override || base;
+          if (colorKeyFromVal(fill).key === fromKey) {
+            manualOverrides[key][`${x},${y}`] = {
+              hex: normHex(toMeta.hex || toMeta.colour || '#ffffff'),
+              image: toMeta.image || null
+            };
+            count++;
+          }
+        });
+        if (!count) { if (replaceMsg) replaceMsg.textContent = 'Nothing to replace.'; return; }
+        saveManualOverrides(manualOverrides);
+        manualUndoStack.push({ clear: true, pattern: currentPatternName, rows: currentRowCount, snapshot: prevSnapshot });
+        manualRedoStack.length = 0;
+        if (replaceMsg) replaceMsg.textContent = `Replaced ${count} balloon${count === 1 ? '' : 's'}.`;
+        onColorChange();
+        updateReplaceChips();
+      });
+
+      populateReplaceTo();
       updateUI();
-      return updateUI;
+      updateReplaceChips();
+      return () => { updateUI(); updateReplaceChips(); };
   }
 
-  function initClassic() {
+    function initClassic() {
-    try {
+      try {
-      if (typeof window.m === 'undefined') return fail('Mithril not loaded');
+        if (typeof window.m === 'undefined') return fail('Mithril not loaded');
-      const display = document.getElementById('classic-display'), patSel = document.getElementById('classic-pattern'), lengthInp = document.getElementById('classic-length-ft'), clusterHint = document.getElementById('classic-cluster-hint'), reverseCb = document.getElementById('classic-reverse'), topperControls = document.getElementById('topper-controls'), topperToggleRow = document.getElementById('classic-topper-toggle-row'), topperEnabledCb = document.getElementById('classic-topper-enabled'), topperSizeInp = document.getElementById('classic-topper-size'), shineEnabledCb = document.getElementById('classic-shine-enabled'), borderEnabledCb = document.getElementById('classic-border-enabled'), manualModeBtn = document.getElementById('classic-manual-btn'), expandedToggleRow = document.getElementById('classic-expanded-row'), expandedToggle = document.getElementById('classic-expanded-toggle'), focusRow = document.getElementById('classic-focus-row'), focusPrev = document.getElementById('classic-focus-prev'), focusNext = document.getElementById('classic-focus-next'), focusLabel = document.getElementById('classic-focus-label'), floatingBar = document.getElementById('classic-mobile-bar'), floatingChip = document.getElementById('classic-active-chip-floating'), floatingUndo = document.getElementById('classic-undo-manual'), floatingRedo = document.getElementById('classic-redo-manual'), floatingPick = document.getElementById('classic-pick-manual'), floatingErase = document.getElementById('classic-erase-manual'), floatingClear = document.getElementById('classic-clear-manual'), floatingExport = document.getElementById('classic-export-manual'), quadReset = document.getElementById('classic-quad-reset'), focusZoomOut = document.getElementById('classic-focus-zoomout'), manualHub = document.getElementById('classic-manual-hub'), manualRange = document.getElementById('classic-manual-range'), manualRangeLabel = document.getElementById('classic-manual-range-label'), manualPrevBtn = document.getElementById('classic-manual-prev'), manualNextBtn = document.getElementById('classic-manual-next'), manualFullBtn = document.getElementById('classic-manual-full'), manualFocusBtn = document.getElementById('classic-manual-focus'), manualDetailDisplay = document.getElementById('classic-manual-detail-display');
+        projectPaletteBox = null;
+        const display = document.getElementById('classic-display'), patSel = document.getElementById('classic-pattern'), lengthInp = document.getElementById('classic-length-ft'), clusterHint = document.getElementById('classic-cluster-hint'), reverseCb = document.getElementById('classic-reverse'), topperControls = document.getElementById('topper-controls'), topperToggleRow = document.getElementById('classic-topper-toggle-row'), topperEnabledCb = document.getElementById('classic-topper-enabled'), topperSizeInp = document.getElementById('classic-topper-size'), shineEnabledCb = document.getElementById('classic-shine-enabled'), borderEnabledCb = document.getElementById('classic-border-enabled'), manualModeBtn = document.getElementById('classic-manual-btn'), expandedToggleRow = document.getElementById('classic-expanded-row'), expandedToggle = document.getElementById('classic-expanded-toggle'), focusRow = document.getElementById('classic-focus-row'), focusPrev = document.getElementById('classic-focus-prev'), focusNext = document.getElementById('classic-focus-next'), focusLabel = document.getElementById('classic-focus-label'), floatingBar = document.getElementById('classic-mobile-bar'), floatingChip = document.getElementById('classic-active-chip-floating'), floatingUndo = document.getElementById('classic-undo-manual'), floatingRedo = document.getElementById('classic-redo-manual'), floatingPick = document.getElementById('classic-pick-manual'), floatingErase = document.getElementById('classic-erase-manual'), floatingClear = document.getElementById('classic-clear-manual'), floatingExport = document.getElementById('classic-export-manual'), quadReset = document.getElementById('classic-quad-reset'), focusZoomOut = document.getElementById('classic-focus-zoomout'), manualHub = document.getElementById('classic-manual-hub'), manualRange = document.getElementById('classic-manual-range'), manualRangeLabel = document.getElementById('classic-manual-range-label'), manualPrevBtn = document.getElementById('classic-manual-prev'), manualNextBtn = document.getElementById('classic-manual-next'), manualFullBtn = document.getElementById('classic-manual-full'), manualFocusBtn = document.getElementById('classic-manual-focus'), manualDetailDisplay = document.getElementById('classic-manual-detail-display');
       const numberTintRow = document.getElementById('classic-number-tint-row'), numberTintSlider = document.getElementById('classic-number-tint');
       const nudgeOpenBtn = document.getElementById('classic-nudge-open');
       const fullscreenBtn = document.getElementById('app-fullscreen-toggle');
@@ -1224,21 +1505,24 @@ function distinctPaletteSlots(palette) {
       const topperNudgeBtns = Array.from(document.querySelectorAll('.nudge-topper'));
       const topperTypeButtons = Array.from(document.querySelectorAll('.topper-type-btn'));
       const slotsContainer = document.getElementById('classic-slots');
+      projectPaletteBox = document.getElementById('classic-project-palette');
+      const manualPaletteBtn = document.getElementById('classic-manual-palette');
       let topperOffsetX = 0, topperOffsetY = 0;
       let lastPresetKey = null; // 'custom' means user-tweaked; otherwise `${pattern}:${type}`
       window.ClassicDesigner = window.ClassicDesigner || {};
       window.ClassicDesigner.lastTopperType = window.ClassicDesigner.lastTopperType || 'round';
+      window.ClassicDesigner.resetFloatingQuad = () => { manualFloatingQuad = null; updateClassicDesign(); };
       let patternShape = 'arch', patternCount = 4, patternLayout = 'spiral', lastNonManualLayout = 'spiral';
-      let manualModeState = loadManualMode();
+      manualModeState = loadManualMode();
       let manualExpandedState = loadManualExpanded();
       let manualFocusEnabled = false; // start with full design visible; focus toggles when user targets a cluster
       manualActiveColorGlobal = window.shared?.getActiveColor?.() || { hex: '#ffffff', image: null };
-      let currentPatternName = '';
+      currentPatternName = '';
-      let currentRowCount = Math.max(1, Math.round((parseFloat(lengthInp?.value) || 0) * 2));
+      currentRowCount = Math.max(1, Math.round((parseFloat(lengthInp?.value) || 0) * 2));
       let manualFocusStart = 0;
       const manualFocusSize = 8;
-      const manualUndoStack = [];
+      manualUndoStack = [];
-      const manualRedoStack = [];
+      manualRedoStack = [];
       let manualTool = 'paint'; // paint | pick | erase
       let manualFloatingQuad = null;
       let quadModalRow = null;
@@ -1246,6 +1530,33 @@ function distinctPaletteSlots(palette) {
       let manualDetailRow = 0;
       let manualDetailFrame = null;
       classicZoom = 1;
+      window.ClassicDesigner = window.ClassicDesigner || {};
+      window.ClassicDesigner.randomizeManualFromPalette = () => {
+        if (!manualModeState) return false;
+        const used = manualUsedColorsFor(currentPatternName, currentRowCount);
+        const source = (used.length ? used : flattenPalette().map(c => ({ hex: c.hex, image: c.image || null }))).filter(Boolean);
+        if (!source.length) return false;
+        const cells = Array.from(document.querySelectorAll('#classic-display g[id^="balloon_"]'));
+        if (!cells.length) return false;
+        const key = manualKey(currentPatternName, currentRowCount);
+        const prevSnapshot = manualOverrides[key] ? { ...manualOverrides[key] } : null;
+        manualUndoStack.push({ clear: true, pattern: currentPatternName, rows: currentRowCount, snapshot: prevSnapshot });
+        manualRedoStack.length = 0;
+        manualOverrides[key] = {};
+        cells.forEach(g => {
+          const match = g.id.match(/balloon_(\d+)_(\d+)/);
+          if (!match) return;
+          const pick = source[Math.floor(Math.random() * source.length)] || { hex: '#ffffff', image: null };
+          manualOverrides[key][`${parseInt(match[1], 10)},${parseInt(match[2], 10)}`] = {
+            hex: normHex(pick.hex || pick.colour || '#ffffff'),
+            image: pick.image || null
+          };
+        });
+        saveManualOverrides(manualOverrides);
+        updateClassicDesign();
+        scheduleManualDetail();
+        return true;
+      };
       // Force UI to reflect initial manual state
       if (manualModeState) patternLayout = 'manual';
       if (numberTintSlider) numberTintSlider.value = getNumberTintOpacity();
@@ -1732,6 +2043,7 @@ function distinctPaletteSlots(palette) {
         refreshClassicPaletteUi?.();
         ctrl.selectPattern(patternName);
         syncManualUi();
+        renderProjectPalette();
         scheduleManualDetail();
         persistState();
       }
@@ -1909,6 +2221,25 @@ function distinctPaletteSlots(palette) {
         debug('manual full view');
       });
       manualFocusBtn?.addEventListener('click', () => setManualTargetRow(manualDetailRow));
+      manualPaletteBtn?.addEventListener('click', () => {
+        if (!window.openColorPicker) return;
+        const items = flattenPalette().map(c => ({
+          label: c.name || c.hex,
+          hex: c.hex,
+          meta: c,
+          metaText: c.family || ''
+        }));
+        window.openColorPicker({
+          title: 'Manual paint color',
+          subtitle: 'Applies to manual paint tool',
+          items,
+          onSelect: (item) => {
+            const meta = item.meta || {};
+            manualActiveColorGlobal = window.shared?.setActiveColor?.({ hex: meta.hex || item.hex, image: meta.image || null }) || { hex: meta.hex || item.hex, image: meta.image || null };
+            updateClassicDesign();
+          }
+        });
+      });
       // Keep detail view in sync after initial render when manual mode is pre-enabled
       if (manualModeState) {
         scheduleManualDetail();
@@ -1937,6 +2268,16 @@ function distinctPaletteSlots(palette) {
         document.querySelector('[data-export="png"]')?.scrollIntoView({ behavior: 'smooth', block: 'center' });
       });
       floatingUndo?.addEventListener('click', undoLastManual);
+      // Reset floated quad by clicking empty canvas area.
+      display?.addEventListener('click', (e) => {
+        if (!manualModeState) return;
+        const hit = e.target?.closest?.('g[id^="balloon_"], [data-quad-number]');
+        if (hit) return;
+        if (manualFloatingQuad !== null) {
+          manualFloatingQuad = null;
+          updateClassicDesign();
+        }
+      });
       // Zoom: wheel and pinch on the display
       const handleZoom = (factor) => {
         classicZoom = clampZoom(classicZoom * factor);

colors.js

@@ -12,7 +12,8 @@ const PALETTE = [
     ]},
     { family: "Oranges & Browns & Yellows", colors: [
       {name:"Pastel Yellow",hex:"#fcfd96"},{name:"Yellow",hex:"#f5e812"},{name:"Goldenrod",hex:"#f7b615"},
-      {name:"Orange",hex:"#ef6b24"},{name:"Coffee",hex:"#957461"},{name:"Burnt Orange",hex:"#9d4223"}
+      {name:"Orange",hex:"#ef6b24"},{name:"Coffee",hex:"#957461"},{name:"Burnt Orange",hex:"#9d4223"},
+      {name:"Blended Brown",hex:"#c9aea0"}
     ]},
     { family: "Greens", colors: [
       {name:"Eucalyptus",hex:"#a3bba3"},{name:"Pastel Green",hex:"#acdba7"},{name:"Lime Green",hex:"#8fc73e"},
@@ -63,4 +64,4 @@ const PALETTE = [
   ];
 
   window.CLASSIC_COLORS = ['#D92E3A', '#FFFFFF', '#0055A4', '#40E0D0'];
-  window.PALETTE = window.PALETTE || (typeof PALETTE !== "undefined" ? PALETTE : []);
+  window.PALETTE = window.PALETTE || (typeof PALETTE !== "undefined" ? PALETTE : []);

index.html

@@ -24,7 +24,7 @@
   </style>
 </head>
 <body class="p-0 md:p-6 flex flex-col items-center justify-start min-h-screen bg-[conic-gradient(at_top_left,_var(--tw-gradient-stops))] from-indigo-100 via-white to-pink-100 text-slate-800 overflow-hidden">
-  <div class="container mx-auto mt-2 p-4 lg:p-6 bg-white/80 lg:backdrop-blur-xl rounded-3xl border border-white/50 shadow-2xl flex flex-col gap-4 max-w-7xl lg:h-[calc(100vh-2rem)] overflow-hidden ring-1 ring-black/5">
+<div class="container mx-auto mt-2 p-4 lg:p-6 bg-white/80 lg:backdrop-blur-xl rounded-3xl border border-white/50 shadow-2xl flex flex-col gap-4 max-w-7xl lg:h-[calc(97vh-2rem)] overflow-hidden ring-1 ring-black/5">
 
     <header id="app-header" class="flex flex-col lg:flex-row lg:items-center lg:justify-between gap-3 px-1 lg:px-0">
       <div class="flex items-center gap-3">
@@ -251,9 +251,24 @@
               </div>
               <div class="md:col-span-2 space-y-2">
                 <div class="text-sm font-medium text-gray-700">Layout</div>
-                <div class="flex gap-2">
+                <div class="flex gap-2 flex-wrap">
                   <button type="button" class="tab-btn tab-active pattern-btn" data-pattern-layout="spiral" aria-pressed="true">Spiral</button>
                   <button type="button" class="tab-btn tab-idle pattern-btn" data-pattern-layout="stacked" aria-pressed="false">Stacked</button>
+                  <button type="button" class="tab-btn tab-idle" id="classic-manual-btn" aria-pressed="false">Manual paint</button>
+                </div>
+                <div id="classic-expanded-row" class="flex items-center gap-2 hidden">
+                  <label class="text-sm inline-flex items-center gap-2 font-medium">
+                    <input id="classic-expanded-toggle" type="checkbox" class="align-middle" checked>
+                    Expanded spacing
+                  </label>
+                  <p class="hint m-0">Separate clusters for easier taps.</p>
+                </div>
+                <div id="classic-focus-row" class="flex items-center gap-2 hidden">
+                  <button type="button" class="btn-dark text-xs px-3 py-2 hidden" id="classic-focus-prev" aria-hidden="true" tabindex="-1">◀ Prev</button>
+                  <span id="classic-focus-label" class="text-sm text-gray-700">Clusters 1–8</span>
+                  <button type="button" class="btn-dark text-xs px-3 py-2 hidden" id="classic-focus-next" aria-hidden="true" tabindex="-1">Next ▶</button>
+                  <button type="button" class="btn-dark text-xs px-3 py-2 hidden" id="classic-focus-zoomout" aria-hidden="true" tabindex="-1">Zoom Out</button>
+                  <button type="button" class="btn-dark text-xs px-3 py-2 hidden" id="classic-quad-reset" aria-hidden="true" tabindex="-1">Reset Quad</button>
                 </div>
               </div>
               <select id="classic-pattern" class="select align-middle hidden" aria-hidden="true" tabindex="-1">
@@ -344,15 +359,39 @@
         <div class="control-stack" data-mobile-tab="colors">
           <div class="panel-heading">Classic Colors</div>
           <div class="panel-card">
-              <div class="flex items-center justify-between mb-2">
+            <div class="flex items-center justify-between mb-2">
-                <div id="classic-slots" class="flex items-center gap-2"></div>
+              <div id="classic-slots" class="flex items-center gap-2"></div>
-                <button id="classic-add-slot" class="btn-dark text-sm px-3 py-2 hidden" type="button" title="Add color slot">+</button>
+              <button id="classic-add-slot" class="btn-dark text-sm px-3 py-2 hidden" type="button" title="Add color slot">+</button>
+            </div>
+            <div class="flex items-center gap-3 mb-2">
+              <span class="text-sm font-semibold text-gray-700">Active color:</span>
+              <button id="classic-active-chip" type="button" class="slot-swatch border border-gray-300" title="Tap to scroll to palette">
+                <span class="color-dot" id="classic-active-dot"></span>
+              </button>
+            </div>
+            <div class="panel-heading mt-2">Project Palette</div>
+            <div id="classic-project-palette" class="palette-box min-h-[2.4rem]"></div>
+            <div class="panel-heading mt-4">Replace Color (Manual)</div>
+            <div class="panel-card space-y-3">
+              <div class="flex items-center gap-2 replace-row">
+                <button type="button" class="replace-chip" id="classic-replace-from-chip" aria-label="Pick color to replace"></button>
+                <span class="text-xs font-semibold text-slate-500">→</span>
+                <button type="button" class="replace-chip" id="classic-replace-to-chip" aria-label="Pick replacement color"></button>
+                <span id="classic-replace-count" class="text-xs text-slate-500 ml-auto"></span>
               </div>
-              <div class="text-sm text-gray-600 mb-1">Pick a color for <span id="classic-active-label" class="font-bold">Slot #1</span> (from colors.js):</div>
+              <div class="grid grid-cols-1 gap-2">
-              <div id="classic-swatch-grid" class="palette-box min-h-[3rem]"></div>
+                <p class="hint text-xs">Manual paint only. “From” lists colors already used on canvas; “To” comes from the Classic library.</p>
-              <div class="flex flex-wrap gap-2 mt-3">
+                <select id="classic-replace-from" class="sr-only"></select>
-                  <button id="classic-randomize-colors" class="btn-dark">Randomize</button>
+                <select id="classic-replace-to" class="sr-only"></select>
+                <button id="classic-replace-btn" class="btn-blue">Replace</button>
+                <p id="classic-replace-msg" class="hint"></p>
               </div>
+            </div>
+            <div class="text-sm text-gray-600 mb-1">Pick a color for <span id="classic-active-label" class="font-bold">Slot #1</span> (from colors.js):</div>
+            <div id="classic-swatch-grid" class="palette-box min-h-[3rem]"></div>
+            <div class="flex flex-wrap gap-2 mt-3">
+                <button id="classic-randomize-colors" class="btn-dark">Randomize</button>
+            </div>
               <div id="classic-topper-color-block" class="mt-3 hidden">
                 <div class="panel-heading">Topper Color</div>
                 <div class="flex items-center gap-3">
@@ -377,10 +416,41 @@
       </aside>
 
       <section id="classic-canvas-panel"
-               class="order-1 w-full lg:flex-1 flex flex-col items-stretch shadow-x3 rounded-2xl overflow-hidden bg-white">
+               class="order-1 w-full lg:flex-1 grid grid-rows-[1fr] lg:grid-rows-[minmax(0,1fr)] gap-2 shadow-x3 rounded-2xl overflow-hidden bg-white">
         <div id="classic-display"
              class="rounded-xl"
              style="width:100%;height:72vh;border:1px solid #e5e7eb;background:#fff;overflow:auto;"></div>
+        <div id="classic-mobile-bar" class="mobile-action-bar hidden">
+          <div class="mobile-action-chip" id="classic-active-chip-floating" title="Active">
+            <span class="color-dot" id="classic-active-dot-floating"></span>
+          </div>
+          <div class="mobile-action-row">
+            <button type="button" class="mobile-action-btn" id="classic-undo-manual" aria-label="Undo">
+              <i class="fa-solid fa-rotate-left" aria-hidden="true"></i>
+              <span>Undo</span>
+            </button>
+            <button type="button" class="mobile-action-btn" id="classic-redo-manual" aria-label="Redo">
+              <i class="fa-solid fa-rotate-right" aria-hidden="true"></i>
+              <span>Redo</span>
+            </button>
+            <button type="button" class="mobile-action-btn" id="classic-pick-manual" aria-label="Eyedropper" aria-pressed="false">
+              <i class="fa-solid fa-eye-dropper" aria-hidden="true"></i>
+              <span>Pick</span>
+            </button>
+            <button type="button" class="mobile-action-btn" id="classic-erase-manual" aria-label="Toggle Erase" aria-pressed="false">
+              <i class="fa-solid fa-eraser" aria-hidden="true"></i>
+              <span>Erase</span>
+            </button>
+            <button type="button" class="mobile-action-btn danger" id="classic-clear-manual" aria-label="Clear">
+              <i class="fa-solid fa-trash" aria-hidden="true"></i>
+              <span>Clear</span>
+            </button>
+            <button type="button" class="mobile-action-btn" id="classic-export-manual" aria-label="Export">
+              <i class="fa-solid fa-download" aria-hidden="true"></i>
+              <span>Export</span>
+            </button>
+          </div>
+        </div>
         <div id="floating-topper-nudge" class="floating-nudge hidden">
           <div class="floating-nudge-header">
             <div class="panel-heading">Nudge Topper</div>
@@ -516,7 +586,8 @@
       </aside>
 
       <section id="wall-canvas-panel"
-        class="order-1 lg:order-2 w-full lg:flex-1 flex flex-col items-stretch rounded-2xl overflow-hidden bg-white/50 shadow-inner ring-1 ring-black/5">
+        class="order-1 lg:order-2 w-full lg:flex-1 flex flex-col items-stretch rounded-2xl overflow-hidden bg-white/50 shadow-inner ring-1 ring-black/5"
+        style="height:92%;">
         <div class="flex items-center justify-between px-4 py-3 border-b border-gray-200 bg-white/70">
           <div class="text-base font-semibold text-slate-700">Balloon Wall</div>
           <div class="text-sm text-gray-500">Columns/Rows: <span id="wall-grid-label">9 × 7</span></div>
@@ -625,5 +696,18 @@
   <script src="wall.js" defer></script>
   <script src="classic.js" defer></script>
   
+  <div id="classic-quad-modal" class="quad-modal hidden" aria-hidden="true">
+    <div class="quad-modal-backdrop"></div>
+    <div class="quad-modal-panel" role="dialog" aria-modal="true" aria-label="Quad detail">
+      <div class="quad-modal-header">
+        <div class="quad-modal-title">Quad Detail</div>
+        <button type="button" id="classic-quad-modal-close" class="btn-dark text-xs px-3 py-2">Close</button>
+      </div>
+      <div class="quad-modal-body">
+        <div id="classic-quad-modal-display" class="quad-modal-display"></div>
+      </div>
+    </div>
+  </div>
+
 </body>
 </html>

shared.js

@@ -13,6 +13,8 @@
     const clamp = (v, min, max) => Math.max(min, Math.min(max, v));
     const clamp01 = v => clamp(v, 0, 1);
     const normalizeHex = h => (h || '').toLowerCase();
+    const ACTIVE_COLOR_KEY = 'app:activeColor:v1';
+    let ACTIVE_COLOR_CACHE = null;
     function hexToRgb(hex) {
       const h = normalizeHex(hex).replace('#','');
       if (h.length === 3) {
@@ -29,6 +31,24 @@
       }
       return { r: 0, g: 0, b: 0 };
     }
+    function getActiveColor() {
+      if (ACTIVE_COLOR_CACHE) return ACTIVE_COLOR_CACHE;
+      try {
+        const saved = JSON.parse(localStorage.getItem(ACTIVE_COLOR_KEY));
+        if (saved && saved.hex) {
+          ACTIVE_COLOR_CACHE = { hex: normalizeHex(saved.hex), image: saved.image || null };
+          return ACTIVE_COLOR_CACHE;
+        }
+      } catch {}
+      ACTIVE_COLOR_CACHE = { hex: '#ff6b6b', image: null };
+      return ACTIVE_COLOR_CACHE;
+    }
+    function setActiveColor(color) {
+      const clean = { hex: normalizeHex(color?.hex || '#ffffff'), image: color?.image || null };
+      ACTIVE_COLOR_CACHE = clean;
+      try { localStorage.setItem(ACTIVE_COLOR_KEY, JSON.stringify(clean)); } catch {}
+      return clean;
+    }
     function luminance(hex) {
       const { r, g, b } = hexToRgb(hex || '#000');
       const norm = [r,g,b].map(v => {
@@ -206,6 +226,8 @@
       imageToDataUrl,
       imageUrlToDataUrl,
       download,
+      getActiveColor,
+      setActiveColor
     };
   });
 })();

style.css

@@ -29,7 +29,8 @@ body[data-active-tab="#tab-wall"] #clear-canvas-btn-top {
   box-shadow: 0 8px 24px rgba(15,23,42,0.08);
 }
 
-#balloon-canvas { touch-action: none; }
+#balloon-canvas { touch-action: none; 
+height: 95%}
 
 .classic-expanded-canvas {
   height: 130vh !important;
@@ -395,6 +396,7 @@ body[data-active-tab="#tab-wall"] #clear-canvas-btn-top {
   z-index: 30;
   -webkit-overflow-scrolling: touch;
   transition: transform 0.3s cubic-bezier(0.25, 1, 0.5, 1);
+height: 92%;
 }
 .control-sheet.hidden { display: none; }
 .control-sheet.minimized { transform: translateY(100%); }
@@ -685,6 +687,9 @@ body[data-active-tab="#tab-wall"] #clear-canvas-btn-top {
   border-top: 1px solid rgba(148, 163, 184, 0.25);
 }
 .mobile-tabbar.hidden { display: none; }
+@media (min-width: 1024px) {
+  .mobile-tabbar { display: none !important; }
+}
 
 @media (max-width: 1023px) {
   /* Tuck canvases above the tabbar */
@@ -695,6 +700,9 @@ body[data-active-tab="#tab-wall"] #clear-canvas-btn-top {
     height: calc(100vh - 190px) !important; /* tie to viewport minus header/controls */
     max-height: calc(100vh - 190px) !important;
   }
+  #classic-display{
+    height: 92%;
+  }
   /* Keep the main canvas panels above the tabbar/action bar */
   #canvas-panel,
   #classic-canvas-panel {