diff --git a/css/20_map.css b/css/20_map.css
index c51b5d567..4842cf6ce 100644
--- a/css/20_map.css
+++ b/css/20_map.css
@@ -337,135 +337,87 @@ g.vertex.highlighted .shadow {
     stroke: #68f;
 }
 
-/* highlight-edited means 'visual diff activated'
- 'graphedited' class means that a geometric (dark green) change has occurred.
- 'tagedited' means that a tagging change has occurred.
- if both are true, the 'graphedited' class supersedes 'tagedited'.
+/* Visual Diffs
+------------------
+`highlight-edited` - visual diff activated
+`added` - entity was created by the user
+`moved` - node has different coordinates
+`geometry-edited` - way has different nodes
+`segment-edited` - one or both adjacents nodes moved
+`retagged` - some tagging change has occurred
+*/
 
-/*Vertex-related visual diffs*/
+/* Vertex visual diffs */
 .highlight-edited g.points g.node.vertex.added > circle.shadow,
 .highlight-edited g.points g.node.vertex.retagged > circle.shadow,
 .highlight-edited g.points g.node.vertex.moved > circle.shadow {
     fill-opacity: 1;
 }
 .highlight-edited g.points g.node.vertex.added > circle.shadow {
-    fill: rgb(9, 157, 0);
+    fill: rgb(133, 255, 103);
+}
+.highlight-edited g.points g.node.vertex.retagged > circle.shadow {
+    fill: #fcde5a;
 }
-.highlight-edited g.points g.node.vertex.retagged > circle.shadow,
 .highlight-edited g.points g.node.vertex.moved > circle.shadow {
-    fill: rgb(193, 84, 17);
+    fill: rgb(255, 126, 46);
 }
 
+/* Point visual diffs */
 .highlight-edited g.points g.node.point.added > path.shadow,
 .highlight-edited g.points g.node.point.retagged > path.shadow,
 .highlight-edited g.points g.node.point.moved > path.shadow {
-    stroke-opacity: 0.8;
-    stroke-width: 7;
+    stroke-opacity: 1;
+    stroke-width: 10;
 }
 .highlight-edited g.points g.node.point.added > path.shadow {
     stroke: rgb(133, 255, 103);
 }
-.highlight-edited g.points g.node.point.retagged > path.shadow,
+.highlight-edited g.points g.node.point.retagged > path.shadow {
+    stroke: #fcde5a;
+}
 .highlight-edited g.points g.node.point.moved > path.shadow {
     stroke: rgb(255, 126, 46);
 }
-.highlight-edited g.points g.node.point.retagged:not(.moved) > path.shadow {
-    stroke-opacity: 0.55;
-}
 
-/*Line-related visual diffs*/
-/*Make the edited stroke line thin so that the original road color can show around it.*/
+/* Line/area segment visual diffs
+- segments are rendered on top of the ways for convenience and to differentiate
+  them from entire line diffs, so make them thin
+*/
 .highlight-edited g.lines > path.line.segment-edited,
-.highlight-edited g.areas > path.line.segment-edited {
-    color: rgb(193, 84, 17);
+.highlight-edited g.areas > path.area.segment-edited {
+    stroke: rgb(255, 126, 46);
+    stroke-dasharray: 10, 3;
     stroke-width: 1.5 !important;
     stroke-opacity: 1;
 }
 
-/* whole line edited styles */
-.highlight-edited g.linegroup.line-shadow > path.way.line.shadow.added,
-.highlight-edited g.linegroup.line-shadow > path.way.line.shadow.retagged,
-.highlight-edited g.linegroup.line-shadow > path.way.line.shadow.geometry-edited {
-    stroke-opacity: 0.8;
+/* Entire line/area visual diffs */
+.highlight-edited g.linegroup.line-shadow > path.line.shadow.added,
+.highlight-edited g.linegroup.line-shadow > path.line.shadow.retagged,
+.highlight-edited g.linegroup.line-shadow > path.line.shadow.geometry-edited,
+.highlight-edited g.areagroup.area-shadow > path.area.shadow.added,
+.highlight-edited g.areagroup.area-shadow > path.area.shadow.retagged,
+.highlight-edited g.areagroup.area-shadow > path.area.shadow.geometry-edited {
+    stroke-opacity: 0.6;
 }
-.highlight-edited.fill-wireframe g.linegroup.line-shadow > path.way.line.shadow.added,
-.highlight-edited.fill-wireframe g.linegroup.line-shadow > path.way.line.shadow.retagged,
-.highlight-edited.fill-wireframe g.linegroup.line-shadow > path.way.line.shadow.geometry-edited {
+.highlight-edited.fill-wireframe g.linegroup.line-shadow > path.line.shadow.added,
+.highlight-edited.fill-wireframe g.linegroup.line-shadow > path.line.shadow.retagged,
+.highlight-edited.fill-wireframe g.linegroup.line-shadow > path.line.shadow.geometry-edited,
+.highlight-edited.fill-wireframe g.areagroup.area-shadow > path.area.shadow.added,
+.highlight-edited.fill-wireframe g.areagroup.area-shadow > path.area.shadow.retagged,
+.highlight-edited.fill-wireframe g.areagroup.area-shadow > path.area.shadow.geometry-edited {
     stroke-width: 3;
 }
-.highlight-edited g.linegroup.line-shadow > path.way.line.shadow.added {
+.highlight-edited g.linegroup.line-shadow > path.line.shadow.added,
+.highlight-edited g.areagroup.area-shadow > path.area.shadow.added {
     stroke: rgb(133, 255, 103);
 }
-.highlight-edited g.linegroup.line-shadow > path.way.line.shadow.retagged,
-.highlight-edited g.linegroup.line-shadow > path.way.line.shadow.geometry-edited {
+.highlight-edited g.areagroup.area-shadow > path.area.shadow.retagged,
+.highlight-edited g.linegroup.line-shadow > path.line.shadow.retagged {
+    stroke: #fcde5a;
+}
+.highlight-edited g.linegroup.line-shadow > path.line.shadow.geometry-edited,
+.highlight-edited g.areagroup.area-shadow > path.area.shadow.geometry-edited {
     stroke: rgb(255, 126, 46);
 }
-.highlight-edited g.linegroup.line-shadow > path.way.line.shadow.retagged:not(.geometry-edited) {
-    stroke-opacity: 0.55;
-}
-
-/* Area-related visual diffs */
-.highlight-edited g.areagroup.area-fill > path.way.area.fill.graphedited {
-    stroke-width: 45px;
-    stroke-opacity: .5;
-}
-
-.highlight-edited g.areagroup.area-stroke > path.way.area.stroke.graphedited {
-    stroke: rgb(87, 201, 44) !important;
-    stroke-width: 5 !important;
-}
-
-.highlight-edited g.areagroup.area-stroke > path.way.area.stroke.tagedited {
-    stroke: rgb(160, 231, 134) !important;
-    stroke-width: 3 !important;
-}
-
-.highlight-edited g.areagroup.area-shadow > path.way.area.shadow.graphedited {
-    fill: rgb(87, 201, 44);
-    opacity: .2;
-}
-
-.highlight-edited g.areagroup.area-shadow > path.way.area.shadow.tagedited {
-    fill: rgb(87, 201, 44);
-    opacity: .1;
-}
-
-.highlight-edited g.areagroup.area-fill > path.way.area.fill.tagedited {
-    stroke-width: 30;
-}
-
-.low-zoom.highlight-edited.fill-wireframe g.areagroup.area-stroke > path.way.area.stroke.tagedited {
-    stroke-dasharray: 7;
-    stroke: rgb(87, 201, 44) !important;
-    stroke-width: 4px;
-}
-
-.low-zoom.highlight-edited g.areagroup.area-stroke > path.way.area.stroke.tagedited {
-    stroke: rgb(160, 231, 134);
-    stroke-width: 40;
-    stroke-dasharray: 25 !important;
-    stroke-opacity: 1 !important;
-}
-
-.highlight-edited.fill-wireframe g.linegroup.line-stroke > path.way.line.stroke.tagedited {
-    stroke: rgb(160, 231, 134);
-    stroke-width: 10 !important;
-    stroke-dasharray: 25 !important;
-    stroke-opacity: 1 !important;
-}
-
-.highlight-edited.fill-wireframe g.areagroup.area-shadow > path.way.area.shadow.graphedited,
-.highlight-edited.fill-wireframe g.areagroup.area-shadow > path.way.area.shadow.tagedited {
-    fill-opacity: .05;
-}
-
-/*for low zoom levels, make the wireframe view 'tag edit' dashed line finer.*/
-.low-zoom.highlight-edited.fill-wireframe g.linegroup.line-stroke > path.way.line.stroke.tagedited {
-    stroke-dasharray: 7 !important;
-}
-
-/*In wireframe mode, restrain the stroke width to something barely wider than normal.*/
-.fill-wireframe.highlight-edited g.lines > path.line.graphedited, .fill-wireframe.highlight-edited g.linegroup.line-stroke > path.way.line.stroke.tagedited,
-.fill-wireframe.highlight-edited g.areas > path.area.graphedited, .fill-wireframe.highlight-edited g.linegroup.line-stroke > path.way.area.stroke.tagedited {
-    stroke-width: 2 !important;
-}
diff --git a/modules/svg/areas.js b/modules/svg/areas.js
index c1e6dc650..f0eb2c66c 100644
--- a/modules/svg/areas.js
+++ b/modules/svg/areas.js
@@ -23,6 +23,7 @@ export function svgAreas(projection, context) {
         var nopeClass = context.getDebug('target') ? 'red ' : 'nocolor ';
         var getPath = svgPath(projection).geojson;
         var activeID = context.activeID();
+        var base = context.history().base();
 
         // The targets and nopes will be MultiLineString sub-segments of the ways
         var data = { targets: [], nopes: [] };
@@ -44,12 +45,25 @@ export function svgAreas(projection, context) {
         targets.exit()
             .remove();
 
+        var segmentEditClass = function(d) {
+            var wayID = d.properties.entity.id;
+            // if the whole line was edited, don't draw segment changes
+            if (!base.entities[wayID] ||
+                !_isEqual(graph.entities[wayID].nodes, base.entities[wayID].nodes)) {
+                return '';
+            }
+            return d.properties.nodes.some(function(n) {
+                return !base.entities[n.id] ||
+                       graph.entities[n.id].loc !== base.entities[n.id].loc;
+            }) ? ' segment-edited ': '';
+        };
+
         // enter/update
         targets.enter()
             .append('path')
             .merge(targets)
             .attr('d', getPath)
-            .attr('class', function(d) { return 'way area target target-allowed ' + targetClass + d.id; });
+            .attr('class', function(d) { return 'way area target target-allowed ' + targetClass + d.id + segmentEditClass(d); });
 
 
         // NOPE
@@ -67,7 +81,7 @@ export function svgAreas(projection, context) {
             .append('path')
             .merge(nopes)
             .attr('d', getPath)
-            .attr('class', function(d) { return 'way area target target-nope ' + nopeClass + d.id; });
+            .attr('class', function(d) { return 'way area target target-nope ' + nopeClass + d.id + segmentEditClass(d); });
     }
 
 
@@ -159,35 +173,31 @@ export function svgAreas(projection, context) {
             }
         }
 
-
-        var editClass = function(d) {
-            if (d.type !== 'way') {
-                return '';
-            }
-            var graphEdited = d.nodes.some(function(n) {
-                return !base.entities[n] ||
-                       graph.entities[n].loc !== base.entities[n].loc;
-            });
-
-            if (graphEdited){
-                return 'graphedited';
-            }
-
-            return (!_isEqual(graph.entities[d.id].tags, base.entities[d.id].tags)) ? 'tagedited' : '';
-        };
-
         paths = paths.enter()
             .insert('path', sortedByArea)
             .merge(paths)
             .each(function(entity) {
                 var layer = this.parentNode.__data__;
-                this.setAttribute('class', entity.type + ' area ' + layer + ' ' + editClass(entity) + ' ' + entity.id);
+                this.setAttribute('class', entity.type + ' area ' + layer + ' ' + entity.id);
 
                 if (layer === 'fill') {
                     this.setAttribute('clip-path', 'url(#' + entity.id + '-clippath)');
                     this.style.fill = this.style.stroke = getPatternStyle(entity.tags);
                 }
             })
+            .classed('added', function(d) {
+                return !base.entities[d.id];
+            })
+            .classed('geometry-edited', function(d) {
+                return graph.entities[d.id] &&
+                    base.entities[d.id] &&
+                    !_isEqual(graph.entities[d.id].nodes, base.entities[d.id].nodes);
+            })
+            .classed('retagged', function(d) {
+                return graph.entities[d.id] &&
+                    base.entities[d.id] &&
+                    !_isEqual(graph.entities[d.id].tags, base.entities[d.id].tags);
+            })
             .call(svgTagClasses())
             .attr('d', path);
 
diff --git a/modules/svg/points.js b/modules/svg/points.js
index bfde1e47c..e744e8919 100644
--- a/modules/svg/points.js
+++ b/modules/svg/points.js
@@ -130,7 +130,7 @@ export function svgPoints(projection, context) {
                 return !base.entities[d.id]; // if it doesn't exist in the base graph, it's new
             })
             .classed('moved', function(d) {
-                return base.entities[d.id] && graph.entities[d.id].loc !== base.entities[d.id].loc;
+                return base.entities[d.id] && !_isEqual(graph.entities[d.id].loc, base.entities[d.id].loc);
             })
             .classed('retagged', function(d) {
                 return base.entities[d.id] && !_isEqual(graph.entities[d.id].tags, base.entities[d.id].tags);
diff --git a/modules/svg/vertices.js b/modules/svg/vertices.js
index e4006da9c..5135a27f1 100644
--- a/modules/svg/vertices.js
+++ b/modules/svg/vertices.js
@@ -134,7 +134,7 @@ export function svgVertices(projection, context) {
                 return !base.entities[d.id]; // if it doesn't exist in the base graph, it's new
             })
             .classed('moved', function(d) {
-                return base.entities[d.id] && graph.entities[d.id].loc !== base.entities[d.id].loc;
+                return base.entities[d.id] && !_isEqual(graph.entities[d.id].loc, base.entities[d.id].loc);
             })
             .classed('retagged', function(d) {
                 return base.entities[d.id] && !_isEqual(graph.entities[d.id].tags, base.entities[d.id].tags);