fix(config): normalize visual yaml diff and redesign diff modal

drop deprecated 4.5/3-pro-image mappings

add Gemini 3.1 Pro Series group and new model ids

support nested body payload parsing for antigravity usage responses

package-lock.json

@@ -13,8 +13,8 @@
         "@uiw/react-codemirror": "^4.25.3",
         "axios": "^1.13.2",
         "chart.js": "^4.5.1",
-        "gsap": "^3.14.2",
         "i18next": "^25.7.1",
+        "motion": "^12.34.3",
         "react": "^19.2.1",
         "react-chartjs-2": "^5.3.1",
         "react-dom": "^19.2.1",
@@ -3113,6 +3113,33 @@
         "node": ">= 6"
       }
     },
+    "node_modules/framer-motion": {
+      "version": "12.34.3",
+      "resolved": "https://registry.npmjs.org/framer-motion/-/framer-motion-12.34.3.tgz",
+      "integrity": "sha512-v81ecyZKYO/DfpTwHivqkxSUBzvceOpoI+wLfgCgoUIKxlFKEXdg0oR9imxwXumT4SFy8vRk9xzJ5l3/Du/55Q==",
+      "license": "MIT",
+      "dependencies": {
+        "motion-dom": "^12.34.3",
+        "motion-utils": "^12.29.2",
+        "tslib": "^2.4.0"
+      },
+      "peerDependencies": {
+        "@emotion/is-prop-valid": "*",
+        "react": "^18.0.0 || ^19.0.0",
+        "react-dom": "^18.0.0 || ^19.0.0"
+      },
+      "peerDependenciesMeta": {
+        "@emotion/is-prop-valid": {
+          "optional": true
+        },
+        "react": {
+          "optional": true
+        },
+        "react-dom": {
+          "optional": true
+        }
+      }
+    },
     "node_modules/fsevents": {
       "version": "2.3.3",
       "resolved": "https://registry.npmjs.org/fsevents/-/fsevents-2.3.3.tgz",
@@ -3210,12 +3237,6 @@
         "url": "https://github.com/sponsors/ljharb"
       }
     },
-    "node_modules/gsap": {
-      "version": "3.14.2",
-      "resolved": "https://registry.npmjs.org/gsap/-/gsap-3.14.2.tgz",
-      "integrity": "sha512-P8/mMxVLU7o4+55+1TCnQrPmgjPKnwkzkXOK1asnR9Jg2lna4tEY5qBJjMmAaOBDDZWtlRjBXjLa0w53G/uBLA==",
-      "license": "Standard 'no charge' license: https://gsap.com/standard-license."
-    },
     "node_modules/has-flag": {
       "version": "4.0.0",
       "dev": true,
@@ -3524,6 +3545,47 @@
         "node": "*"
       }
     },
+    "node_modules/motion": {
+      "version": "12.34.3",
+      "resolved": "https://registry.npmjs.org/motion/-/motion-12.34.3.tgz",
+      "integrity": "sha512-xZIkBGO7v/Uvm+EyaqYd+9IpXu0sZqLywVlGdCFrrMiaO9JI4Kx51mO9KlHSWwll+gZUVY5OJsWgYI5FywJ/tw==",
+      "license": "MIT",
+      "dependencies": {
+        "framer-motion": "^12.34.3",
+        "tslib": "^2.4.0"
+      },
+      "peerDependencies": {
+        "@emotion/is-prop-valid": "*",
+        "react": "^18.0.0 || ^19.0.0",
+        "react-dom": "^18.0.0 || ^19.0.0"
+      },
+      "peerDependenciesMeta": {
+        "@emotion/is-prop-valid": {
+          "optional": true
+        },
+        "react": {
+          "optional": true
+        },
+        "react-dom": {
+          "optional": true
+        }
+      }
+    },
+    "node_modules/motion-dom": {
+      "version": "12.34.3",
+      "resolved": "https://registry.npmjs.org/motion-dom/-/motion-dom-12.34.3.tgz",
+      "integrity": "sha512-sYgFe+pR9aIM7o4fhs2aXtOI+oqlUd33N9Yoxcgo1Fv7M20sRkHtCmzE/VRNIcq7uNJ+qio+Xubt1FXH3pQ+eQ==",
+      "license": "MIT",
+      "dependencies": {
+        "motion-utils": "^12.29.2"
+      }
+    },
+    "node_modules/motion-utils": {
+      "version": "12.29.2",
+      "resolved": "https://registry.npmjs.org/motion-utils/-/motion-utils-12.29.2.tgz",
+      "integrity": "sha512-G3kc34H2cX2gI63RqU+cZq+zWRRPSsNIOjpdl9TN4AQwC4sgwYPl/Q/Obf/d53nOm569T0fYK+tcoSV50BWx8A==",
+      "license": "MIT"
+    },
     "node_modules/ms": {
       "version": "2.1.3",
       "dev": true,
@@ -4025,6 +4087,12 @@
         "node": ">=8.0"
       }
     },
+    "node_modules/tslib": {
+      "version": "2.8.1",
+      "resolved": "https://registry.npmjs.org/tslib/-/tslib-2.8.1.tgz",
+      "integrity": "sha512-oJFu94HQb+KVduSUQL7wnpmqnfmLsOA/nAh6b6EH0wCEoK0/mPeXU6c3wKDV83MkOuHPRHtSXKKU99IBazS/2w==",
+      "license": "0BSD"
+    },
     "node_modules/type-check": {
       "version": "0.4.0",
       "dev": true,

package.json

@@ -17,8 +17,8 @@
     "@uiw/react-codemirror": "^4.25.3",
     "axios": "^1.13.2",
     "chart.js": "^4.5.1",
-    "gsap": "^3.14.2",
     "i18next": "^25.7.1",
+    "motion": "^12.34.3",
     "react": "^19.2.1",
     "react-chartjs-2": "^5.3.1",
     "react-dom": "^19.2.1",

src/components/common/PageTransition.tsx

@@ -1,12 +1,7 @@
-import {
-  ReactNode,
-  useCallback,
-  useLayoutEffect,
-  useRef,
-  useState,
-} from 'react';
+import { ReactNode, useCallback, useLayoutEffect, useRef, useState } from 'react';
 import { useLocation, type Location } from 'react-router-dom';
-import gsap from 'gsap';
+import { animate } from 'motion/mini';
+import type { AnimationPlaybackControlsWithThen } from 'motion-dom';
 import { PageTransitionLayerContext, type LayerStatus } from './PageTransitionLayer';
 import './PageTransition.scss';
 
@@ -25,6 +20,20 @@ const IOS_EXIT_TO_X_PERCENT_FORWARD = -30;
 const IOS_EXIT_TO_X_PERCENT_BACKWARD = 100;
 const IOS_ENTER_FROM_X_PERCENT_BACKWARD = -30;
 const IOS_EXIT_DIM_OPACITY = 0.72;
+const IOS_SHADOW_VALUE = '-14px 0 24px rgba(0, 0, 0, 0.16)';
+
+const easePower2Out = (progress: number) => 1 - (1 - progress) ** 3;
+const easeCircOut = (progress: number) => Math.sqrt(1 - (progress - 1) ** 2);
+
+const buildVerticalTransform = (y: number) => `translate3d(0px, ${y}px, 0px)`;
+const buildIosTransform = (xPercent: number, y: number) => `translate3d(${xPercent}%, ${y}px, 0px)`;
+
+const clearLayerStyles = (element: HTMLElement | null) => {
+  if (!element) return;
+  element.style.removeProperty('transform');
+  element.style.removeProperty('opacity');
+  element.style.removeProperty('box-shadow');
+};
 
 type Layer = {
   key: string;
@@ -150,16 +159,14 @@ export function PageTransition({
 
         const targetIndex = prev.findIndex((layer) => layer.key === location.key);
         if (targetIndex !== -1) {
-          const targetStack: Layer[] = prev
-            .slice(0, targetIndex + 1)
-            .map((layer, idx): Layer => {
-              const isTarget = idx === targetIndex;
-              return {
-                ...layer,
-                location: isTarget ? location : layer.location,
-                status: isTarget ? 'current' : 'stacked',
-              };
-            });
+          const targetStack: Layer[] = prev.slice(0, targetIndex + 1).map((layer, idx): Layer => {
+            const isTarget = idx === targetIndex;
+            return {
+              ...layer,
+              location: isTarget ? location : layer.location,
+              status: isTarget ? 'current' : 'stacked',
+            };
+          });
 
           if (shouldSkipExitLayer) {
             nextLayersRef.current = targetStack;
@@ -194,7 +201,7 @@ export function PageTransition({
     layers,
   ]);
 
-  // Run GSAP animation when animating starts
+  // Run Motion animation when animating starts
   useLayoutEffect(() => {
     if (!isAnimating) return;
 
@@ -204,10 +211,8 @@ export function PageTransition({
     const exitingLayerEl = exitingLayerRef.current;
     const transitionVariant = transitionVariantRef.current;
 
-    gsap.set(currentLayerEl, { clearProps: 'transform,opacity,boxShadow' });
-    if (exitingLayerEl) {
-      gsap.set(exitingLayerEl, { clearProps: 'transform,opacity,boxShadow' });
-    }
+    clearLayerStyles(currentLayerEl);
+    clearLayerStyles(exitingLayerEl);
 
     const scrollContainer = resolveScrollContainer();
     const exitScrollOffset = exitScrollOffsetRef.current;
@@ -221,22 +226,21 @@ export function PageTransition({
     const enterFromY = isForward ? VERTICAL_TRAVEL_DISTANCE : -VERTICAL_TRAVEL_DISTANCE;
     const exitToY = isForward ? -VERTICAL_TRAVEL_DISTANCE : VERTICAL_TRAVEL_DISTANCE;
     const exitBaseY = enterScrollOffset - exitScrollOffset;
+    const activeAnimations: AnimationPlaybackControlsWithThen[] = [];
+    let cancelled = false;
+    let completed = false;
+    const completeTransition = () => {
+      if (completed) return;
+      completed = true;
 
-    const tl = gsap.timeline({
-      onComplete: () => {
-        const nextLayers = nextLayersRef.current;
-        nextLayersRef.current = null;
-        setLayers((prev) => nextLayers ?? prev.filter((layer) => layer.status !== 'exiting'));
-        setIsAnimating(false);
+      const nextLayers = nextLayersRef.current;
+      nextLayersRef.current = null;
+      setLayers((prev) => nextLayers ?? prev.filter((layer) => layer.status !== 'exiting'));
+      setIsAnimating(false);
 
-        if (currentLayerEl) {
-          gsap.set(currentLayerEl, { clearProps: 'transform,opacity,boxShadow' });
-        }
-        if (exitingLayerEl) {
-          gsap.set(exitingLayerEl, { clearProps: 'transform,opacity,boxShadow' });
-        }
-      },
-    });
+      clearLayerStyles(currentLayerEl);
+      clearLayerStyles(exitingLayerEl);
+    };
 
     if (transitionVariant === 'ios') {
       const exitToXPercent = isForward
@@ -247,90 +251,104 @@ export function PageTransition({
         : IOS_ENTER_FROM_X_PERCENT_BACKWARD;
 
       if (exitingLayerEl) {
-        gsap.set(exitingLayerEl, {
-          y: exitBaseY,
-          xPercent: 0,
-          opacity: 1,
-        });
+        exitingLayerEl.style.transform = buildIosTransform(0, exitBaseY);
+        exitingLayerEl.style.opacity = '1';
       }
 
-      gsap.set(currentLayerEl, {
-        xPercent: enterFromXPercent,
-        opacity: 1,
-      });
-
-      const shadowValue = '-14px 0 24px rgba(0, 0, 0, 0.16)';
+      currentLayerEl.style.transform = buildIosTransform(enterFromXPercent, 0);
+      currentLayerEl.style.opacity = '1';
 
       const topLayerEl = isForward ? currentLayerEl : exitingLayerEl;
       if (topLayerEl) {
-        gsap.set(topLayerEl, { boxShadow: shadowValue });
+        topLayerEl.style.boxShadow = IOS_SHADOW_VALUE;
       }
 
       if (exitingLayerEl) {
-        tl.to(
-          exitingLayerEl,
-          {
-            xPercent: exitToXPercent,
-            opacity: isForward ? IOS_EXIT_DIM_OPACITY : 1,
-            duration: IOS_TRANSITION_DURATION,
-            ease: 'power2.out',
-            force3D: true,
-          },
-          0
+        activeAnimations.push(
+          animate(
+            exitingLayerEl,
+            {
+              transform: [
+                buildIosTransform(0, exitBaseY),
+                buildIosTransform(exitToXPercent, exitBaseY),
+              ],
+              opacity: [1, isForward ? IOS_EXIT_DIM_OPACITY : 1],
+            },
+            {
+              duration: IOS_TRANSITION_DURATION,
+              ease: easePower2Out,
+            }
+          )
         );
       }
 
-      tl.to(
-        currentLayerEl,
-        {
-          xPercent: 0,
-          opacity: 1,
-          duration: IOS_TRANSITION_DURATION,
-          ease: 'power2.out',
-          force3D: true,
-        },
-        0
+      activeAnimations.push(
+        animate(
+          currentLayerEl,
+          {
+            transform: [buildIosTransform(enterFromXPercent, 0), buildIosTransform(0, 0)],
+            opacity: [1, 1],
+          },
+          {
+            duration: IOS_TRANSITION_DURATION,
+            ease: easePower2Out,
+          }
+        )
       );
     } else {
       // Exit animation: fade out with slight movement (runs simultaneously)
       if (exitingLayerEl) {
-        gsap.set(exitingLayerEl, { y: exitBaseY });
-        tl.to(
-          exitingLayerEl,
-          {
-            y: exitBaseY + exitToY,
-            opacity: 0,
-            duration: VERTICAL_TRANSITION_DURATION,
-            ease: 'circ.out',
-            force3D: true,
-          },
-          0
+        exitingLayerEl.style.transform = buildVerticalTransform(exitBaseY);
+        activeAnimations.push(
+          animate(
+            exitingLayerEl,
+            {
+              transform: [
+                buildVerticalTransform(exitBaseY),
+                buildVerticalTransform(exitBaseY + exitToY),
+              ],
+              opacity: [1, 0],
+            },
+            {
+              duration: VERTICAL_TRANSITION_DURATION,
+              ease: easeCircOut,
+            }
+          )
         );
       }
 
       // Enter animation: fade in with slight movement (runs simultaneously)
-      tl.fromTo(
-        currentLayerEl,
-        { y: enterFromY, opacity: 0 },
-        {
-          y: 0,
-          opacity: 1,
-          duration: VERTICAL_TRANSITION_DURATION,
-          ease: 'circ.out',
-          force3D: true,
-          onComplete: () => {
-            if (currentLayerEl) {
-              gsap.set(currentLayerEl, { clearProps: 'transform,opacity' });
-            }
+      currentLayerEl.style.transform = buildVerticalTransform(enterFromY);
+      currentLayerEl.style.opacity = '0';
+      activeAnimations.push(
+        animate(
+          currentLayerEl,
+          {
+            transform: [buildVerticalTransform(enterFromY), buildVerticalTransform(0)],
+            opacity: [0, 1],
           },
-        },
-        0
+          {
+            duration: VERTICAL_TRANSITION_DURATION,
+            ease: easeCircOut,
+          }
+        )
       );
     }
 
+    if (!activeAnimations.length) {
+      completeTransition();
+    } else {
+      void Promise.all(
+        activeAnimations.map((animation) => animation.finished.catch(() => undefined))
+      ).then(() => {
+        if (cancelled) return;
+        completeTransition();
+      });
+    }
+
     return () => {
-      tl.kill();
-      gsap.killTweensOf([currentLayerEl, exitingLayerEl]);
+      cancelled = true;
+      activeAnimations.forEach((animation) => animation.stop());
     };
   }, [isAnimating, resolveScrollContainer]);
 
@@ -348,30 +366,30 @@ export function PageTransition({
         return layers.map((layer, index) => {
           const shouldKeepStacked = layer.status === 'stacked' && index === keepStackedIndex;
           return (
-        <div
-          key={layer.key}
-          className={[
-            'page-transition__layer',
-            layer.status === 'exiting' ? 'page-transition__layer--exit' : '',
-            layer.status === 'stacked' ? 'page-transition__layer--stacked' : '',
-            shouldKeepStacked ? 'page-transition__layer--stacked-keep' : '',
-          ]
-            .filter(Boolean)
-            .join(' ')}
-          aria-hidden={layer.status !== 'current'}
-          inert={layer.status !== 'current'}
-          ref={
-            layer.status === 'exiting'
-              ? exitingLayerRef
-              : layer.status === 'current'
-                ? currentLayerRef
-                : undefined
-          }
-        >
-          <PageTransitionLayerContext.Provider value={{ status: layer.status }}>
-            {render(layer.location)}
-          </PageTransitionLayerContext.Provider>
-        </div>
+            <div
+              key={layer.key}
+              className={[
+                'page-transition__layer',
+                layer.status === 'exiting' ? 'page-transition__layer--exit' : '',
+                layer.status === 'stacked' ? 'page-transition__layer--stacked' : '',
+                shouldKeepStacked ? 'page-transition__layer--stacked-keep' : '',
+              ]
+                .filter(Boolean)
+                .join(' ')}
+              aria-hidden={layer.status !== 'current'}
+              inert={layer.status !== 'current'}
+              ref={
+                layer.status === 'exiting'
+                  ? exitingLayerRef
+                  : layer.status === 'current'
+                    ? currentLayerRef
+                    : undefined
+              }
+            >
+              <PageTransitionLayerContext.Provider value={{ status: layer.status }}>
+                {render(layer.location)}
+              </PageTransitionLayerContext.Provider>
+            </div>
           );
         });
       })()}

src/components/config/DiffModal.module.scss

@@ -1,9 +1,20 @@
 @use '../../styles/variables' as *;
 @use '../../styles/mixins' as *;
 
+$diff-mono: 'Consolas', 'Monaco', 'Menlo', 'SF Mono', monospace;
+$diff-font-size: 12px;
+$diff-line-height: 20px;
+$diff-gutter-width: 50px;
+$diff-prefix-width: 20px;
+
+// GitHub-inspired diff colors (theme-adaptive via color-mix)
+$diff-add-color: #3fb950;
+$diff-del-color: #f85149;
+$diff-hunk-color: #388bfd;
+
 .diffModal {
   :global(.modal-body) {
-    padding: $spacing-md $spacing-lg;
+    padding: 0;
     max-height: none;
     overflow: hidden;
   }
@@ -25,152 +36,264 @@
   font-size: 14px;
   display: grid;
   place-items: center;
+  margin: $spacing-md;
 }
 
-.diffList {
+// ── File container ──────────────────────────────────────
+
+.diffContainer {
   flex: 1;
   min-height: 0;
   display: flex;
   flex-direction: column;
-  gap: $spacing-sm;
-  overflow: auto;
-  padding-right: 2px;
-}
-
-.diffCard {
-  border: 1px solid var(--border-color);
-  border-radius: $radius-md;
-  background: var(--bg-secondary);
   overflow: hidden;
 }
 
-.diffCardHeader {
-  padding: 8px 10px;
-  border-bottom: 1px dashed var(--border-color);
-  font-size: 12px;
-  font-weight: 600;
-  color: var(--text-secondary);
-  background: color-mix(in srgb, var(--bg-primary) 92%, transparent);
-}
+// ── File header ─────────────────────────────────────────
 
-.diffColumns {
-  display: grid;
-  grid-template-columns: 1fr 1fr;
-  gap: $spacing-sm;
-  padding: $spacing-sm;
-}
-
-.diffColumn {
-  min-width: 0;
-  border: 1px solid var(--border-color);
-  border-radius: $radius-sm;
-  overflow: hidden;
-  background: var(--bg-primary);
-}
-
-.diffColumnHeader {
+.fileHeader {
   display: flex;
-  align-items: baseline;
-  justify-content: space-between;
-  gap: $spacing-sm;
-  padding: 8px 10px;
-  border-bottom: 1px solid var(--border-color);
-  font-size: 12px;
-  font-weight: 600;
-  color: var(--text-secondary);
-  background: var(--bg-secondary);
-}
-
-.lineMeta {
-  display: inline-flex;
   align-items: center;
-  gap: 8px;
+  gap: $spacing-sm;
+  padding: 10px $spacing-md;
+  background: var(--bg-secondary);
+  border-bottom: 1px solid var(--border-color);
+  flex-shrink: 0;
 }
 
-.lineRange {
-  font-size: 11px;
-  color: var(--text-secondary);
-  font-family: 'Consolas', 'Monaco', 'Menlo', monospace;
-}
-
-.contextRange {
-  font-size: 11px;
+.fileIcon {
+  flex-shrink: 0;
   color: var(--text-tertiary);
-  font-family: 'Consolas', 'Monaco', 'Menlo', monospace;
 }
 
-.codeList {
+.fileName {
+  font-size: 13px;
+  font-weight: 600;
+  font-family: $diff-mono;
+  color: var(--text-primary);
+}
+
+.fileStats {
+  margin-left: auto;
+  display: flex;
+  align-items: center;
+  gap: $spacing-sm;
+  font-size: 12px;
+  font-weight: 700;
+  font-family: $diff-mono;
+}
+
+.statAdditions {
+  color: $diff-add-color;
+}
+
+.statDeletions {
+  color: $diff-del-color;
+}
+
+.statBar {
+  display: inline-flex;
+  gap: 2px;
+  margin-left: 2px;
+}
+
+.statBlock {
+  width: 8px;
+  height: 8px;
+  border-radius: 2px;
+}
+
+.statBlockAdd {
+  background: $diff-add-color;
+}
+
+.statBlockDel {
+  background: $diff-del-color;
+}
+
+// ── Diff body (scrollable) ──────────────────────────────
+
+.diffBody {
+  flex: 1;
+  min-height: 0;
   overflow: auto;
-  max-height: 280px;
-  font-family: 'Consolas', 'Monaco', 'Menlo', monospace;
+  font-family: $diff-mono;
+  font-size: $diff-font-size;
+  line-height: $diff-line-height;
 }
 
-.codeLine {
-  display: grid;
-  grid-template-columns: 52px minmax(0, 1fr);
-  align-items: start;
-  border-top: 1px solid color-mix(in srgb, var(--border-color) 55%, transparent);
+// ── Hunk ────────────────────────────────────────────────
+
+.hunk + .hunk {
+  border-top: 1px solid var(--border-color);
 }
 
-.codeLine:first-child {
-  border-top: none;
+.hunkHeader {
+  display: flex;
+  align-items: center;
+  background: color-mix(in srgb, $diff-hunk-color 8%, var(--bg-primary));
+  border-bottom: 1px solid color-mix(in srgb, $diff-hunk-color 12%, var(--border-color));
+  color: color-mix(in srgb, $diff-hunk-color 75%, var(--text-secondary));
+  min-height: $diff-line-height;
 }
 
-.codeLineChanged {
-  background: color-mix(in srgb, var(--primary-color) 8%, transparent);
+.hunkGutter {
+  width: $diff-gutter-width;
+  flex-shrink: 0;
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  align-self: stretch;
+  border-right: 1px solid color-mix(in srgb, $diff-hunk-color 12%, var(--border-color));
 }
 
-.codeLineNumber {
-  padding: 7px 10px 7px 8px;
+.hunkExpandIcon {
+  color: color-mix(in srgb, $diff-hunk-color 70%, var(--text-tertiary));
+  opacity: 0.7;
+}
+
+.hunkText {
+  padding: 4px $spacing-sm 4px ($diff-prefix-width + $spacing-sm);
+  font-size: $diff-font-size;
+  white-space: nowrap;
+}
+
+// ── Diff line ───────────────────────────────────────────
+
+.diffLine {
+  display: flex;
+  min-height: $diff-line-height;
+}
+
+// ── Line number gutters ─────────────────────────────────
+
+.lineNum {
+  width: $diff-gutter-width;
+  flex-shrink: 0;
+  padding: 0 8px;
   text-align: right;
-  font-size: 11px;
   color: var(--text-tertiary);
-  border-right: 1px solid color-mix(in srgb, var(--border-color) 55%, transparent);
-  background: color-mix(in srgb, var(--bg-secondary) 90%, transparent);
-  font-variant-numeric: tabular-nums;
   user-select: none;
+  font-variant-numeric: tabular-nums;
+  border-right: 1px solid color-mix(in srgb, var(--border-color) 60%, transparent);
   box-sizing: border-box;
 }
 
-.codeLineText {
-  padding: 7px 10px;
-  font-size: 12px;
-  line-height: 1.45;
-  color: var(--text-primary);
+.lineNumEmpty {
+  color: transparent;
+}
+
+// ── Prefix column (+/-/space) ───────────────────────────
+
+.linePrefix {
+  width: $diff-prefix-width;
+  flex-shrink: 0;
+  text-align: center;
+  user-select: none;
+  font-weight: 700;
+}
+
+// ── Code text ───────────────────────────────────────────
+
+.lineText {
+  flex: 1;
+  min-width: 0;
+  padding-right: 12px;
   white-space: pre-wrap;
   word-break: break-word;
-  display: block;
-  box-sizing: border-box;
 }
 
+// ── Context lines ───────────────────────────────────────
+
+.context {
+  background: var(--bg-primary);
+
+  .linePrefix {
+    color: var(--text-tertiary);
+  }
+
+  .lineText {
+    color: var(--text-primary);
+  }
+}
+
+// ── Deletion lines ──────────────────────────────────────
+
+.deletion {
+  background: color-mix(in srgb, $diff-del-color 8%, var(--bg-primary));
+
+  .lineNum {
+    background: color-mix(in srgb, $diff-del-color 12%, var(--bg-primary));
+    border-right-color: color-mix(in srgb, $diff-del-color 18%, var(--border-color));
+    color: color-mix(in srgb, $diff-del-color 60%, var(--text-tertiary));
+  }
+
+  .linePrefix {
+    color: $diff-del-color;
+  }
+
+  .lineText {
+    color: var(--text-primary);
+  }
+}
+
+// ── Addition lines ──────────────────────────────────────
+
+.addition {
+  background: color-mix(in srgb, $diff-add-color 8%, var(--bg-primary));
+
+  .lineNum {
+    background: color-mix(in srgb, $diff-add-color 12%, var(--bg-primary));
+    border-right-color: color-mix(in srgb, $diff-add-color 18%, var(--border-color));
+    color: color-mix(in srgb, $diff-add-color 60%, var(--text-tertiary));
+  }
+
+  .linePrefix {
+    color: $diff-add-color;
+  }
+
+  .lineText {
+    color: var(--text-primary);
+  }
+}
+
+// ── Mobile responsive ───────────────────────────────────
+
 @include mobile {
   .content {
     height: 65vh;
     min-height: 360px;
   }
 
-  .diffColumns {
-    grid-template-columns: 1fr;
-  }
-
-  .lineMeta {
-    flex-direction: column;
-    align-items: flex-end;
-    gap: 1px;
-  }
-
-  .codeLine {
-    grid-template-columns: 44px minmax(0, 1fr);
-  }
-
-  .codeLineNumber {
-    padding: 6px 6px 6px 4px;
+  .lineNum {
+    width: 36px;
+    padding: 0 4px;
     font-size: 10px;
   }
 
-  .codeLineText {
-    padding: 6px 8px;
+  .linePrefix {
+    width: 16px;
+    font-size: 11px;
+  }
+
+  .hunkGutter {
+    width: 36px;
+  }
+
+  .hunkText {
+    padding-left: 20px;
+  }
+
+  .diffBody {
+    font-size: 11px;
+    line-height: 18px;
+  }
+
+  .fileName {
+    font-size: 12px;
+  }
+
+  .fileStats {
     font-size: 11px;
-    line-height: 1.4;
   }
 }

src/components/config/DiffModal.tsx

@@ -15,66 +15,189 @@ type DiffModalProps = {
   loading?: boolean;
 };
 
-type DiffChunkCard = {
-  id: string;
-  current: DiffSide;
-  modified: DiffSide;
-};
+type UnifiedLineType = 'context' | 'addition' | 'deletion';
 
-type LineRange = {
-  start: number;
-  end: number;
-};
-
-type DiffSideLine = {
-  lineNumber: number;
+type UnifiedLine = {
+  type: UnifiedLineType;
+  oldNum: number | null;
+  newNum: number | null;
   text: string;
-  changed: boolean;
 };
 
-type DiffSide = {
-  changedRangeLabel: string;
-  contextRangeLabel: string;
-  lines: DiffSideLine[];
+type Hunk = {
+  oldStart: number;
+  oldCount: number;
+  newStart: number;
+  newCount: number;
+  lines: UnifiedLine[];
 };
 
-const DIFF_CONTEXT_LINES = 2;
+type DiffResult = {
+  hunks: Hunk[];
+  additions: number;
+  deletions: number;
+};
+
+const DIFF_CONTEXT_LINES = 3;
 
 const clampPos = (doc: Text, pos: number) => Math.max(0, Math.min(pos, doc.length));
 
-const getLineRangeLabel = (range: LineRange): string => {
-  return range.start === range.end ? String(range.start) : `${range.start}-${range.end}`;
-};
+function computeUnifiedDiff(original: string, modified: string): DiffResult {
+  const oldDoc = Text.of(original.split('\n'));
+  const newDoc = Text.of(modified.split('\n'));
+  const chunks = Chunk.build(oldDoc, newDoc);
 
-const getChangedLineRange = (doc: Text, from: number, to: number): LineRange => {
-  const start = clampPos(doc, from);
-  const end = clampPos(doc, to);
-  if (start === end) {
-    const linePos = Math.min(start, doc.length);
-    const anchorLine = doc.lineAt(linePos).number;
-    return { start: anchorLine, end: anchorLine };
-  }
-  const startLine = doc.lineAt(start).number;
-  const endLine = doc.lineAt(Math.max(start, end - 1)).number;
-  return { start: startLine, end: endLine };
-};
+  let totalAdditions = 0;
+  let totalDeletions = 0;
 
-const expandContextRange = (doc: Text, range: LineRange): LineRange => ({
-  start: Math.max(1, range.start - DIFF_CONTEXT_LINES),
-  end: Math.min(doc.lines, range.end + DIFF_CONTEXT_LINES)
-});
+  const hunks: Hunk[] = chunks.map((chunk) => {
+    const lines: UnifiedLine[] = [];
 
-const buildSideLines = (doc: Text, contextRange: LineRange, changedRange: LineRange): DiffSideLine[] => {
-  const lines: DiffSideLine[] = [];
-  for (let lineNumber = contextRange.start; lineNumber <= contextRange.end; lineNumber += 1) {
-    lines.push({
-      lineNumber,
-      text: doc.line(lineNumber).text,
-      changed: lineNumber >= changedRange.start && lineNumber <= changedRange.end
-    });
-  }
-  return lines;
-};
+    const hasDel = chunk.fromA < chunk.toA;
+    const hasAdd = chunk.fromB < chunk.toB;
+
+    // Collect deleted lines from old doc
+    const delLines: { num: number; text: string }[] = [];
+    if (hasDel) {
+      const startLine = oldDoc.lineAt(chunk.fromA).number;
+      const endLine = oldDoc.lineAt(chunk.toA - 1).number;
+      for (let i = startLine; i <= endLine; i++) {
+        delLines.push({ num: i, text: oldDoc.line(i).text });
+      }
+    }
+
+    // Collect added lines from new doc
+    const addLines: { num: number; text: string }[] = [];
+    if (hasAdd) {
+      const startLine = newDoc.lineAt(chunk.fromB).number;
+      const endLine = newDoc.lineAt(chunk.toB - 1).number;
+      for (let i = startLine; i <= endLine; i++) {
+        addLines.push({ num: i, text: newDoc.line(i).text });
+      }
+    }
+
+    totalDeletions += delLines.length;
+    totalAdditions += addLines.length;
+
+    // Compute context boundaries
+    let ctxBeforeEndOld: number;
+    let ctxAfterStartOld: number;
+    let ctxBeforeEndNew: number;
+    let ctxAfterStartNew: number;
+
+    if (hasDel) {
+      ctxBeforeEndOld = delLines[0].num - 1;
+      ctxAfterStartOld = delLines[delLines.length - 1].num + 1;
+    } else {
+      const anchorPos = clampPos(oldDoc, chunk.fromA);
+      const lineInfo = oldDoc.lineAt(anchorPos);
+      if (chunk.fromA === lineInfo.from) {
+        ctxBeforeEndOld = lineInfo.number - 1;
+        ctxAfterStartOld = lineInfo.number;
+      } else {
+        ctxBeforeEndOld = lineInfo.number;
+        ctxAfterStartOld = lineInfo.number + 1;
+      }
+    }
+
+    if (hasAdd) {
+      ctxBeforeEndNew = addLines[0].num - 1;
+      ctxAfterStartNew = addLines[addLines.length - 1].num + 1;
+    } else {
+      const anchorPos = clampPos(newDoc, chunk.fromB);
+      const lineInfo = newDoc.lineAt(anchorPos);
+      if (chunk.fromB === lineInfo.from) {
+        ctxBeforeEndNew = lineInfo.number - 1;
+        ctxAfterStartNew = lineInfo.number;
+      } else {
+        ctxBeforeEndNew = lineInfo.number;
+        ctxAfterStartNew = lineInfo.number + 1;
+      }
+    }
+
+    // Context before
+    const ctxBeforeCount = Math.min(
+      DIFF_CONTEXT_LINES,
+      Math.max(0, ctxBeforeEndOld),
+      Math.max(0, ctxBeforeEndNew)
+    );
+
+    for (let i = ctxBeforeCount; i > 0; i--) {
+      const oldNum = ctxBeforeEndOld - i + 1;
+      const newNum = ctxBeforeEndNew - i + 1;
+      if (oldNum >= 1 && newNum >= 1 && oldNum <= oldDoc.lines) {
+        lines.push({
+          type: 'context',
+          oldNum,
+          newNum,
+          text: oldDoc.line(oldNum).text
+        });
+      }
+    }
+
+    // Deletions
+    for (const del of delLines) {
+      lines.push({ type: 'deletion', oldNum: del.num, newNum: null, text: del.text });
+    }
+
+    // Additions
+    for (const add of addLines) {
+      lines.push({ type: 'addition', oldNum: null, newNum: add.num, text: add.text });
+    }
+
+    // Context after
+    const ctxAfterCountOld = Math.max(
+      0,
+      Math.min(DIFF_CONTEXT_LINES, oldDoc.lines - ctxAfterStartOld + 1)
+    );
+    const ctxAfterCountNew = Math.max(
+      0,
+      Math.min(DIFF_CONTEXT_LINES, newDoc.lines - ctxAfterStartNew + 1)
+    );
+    const ctxAfterCount = Math.min(ctxAfterCountOld, ctxAfterCountNew);
+
+    for (let i = 0; i < ctxAfterCount; i++) {
+      const oldNum = ctxAfterStartOld + i;
+      const newNum = ctxAfterStartNew + i;
+      if (oldNum >= 1 && oldNum <= oldDoc.lines && newNum >= 1 && newNum <= newDoc.lines) {
+        lines.push({
+          type: 'context',
+          oldNum,
+          newNum,
+          text: oldDoc.line(oldNum).text
+        });
+      }
+    }
+
+    // Compute hunk header values
+    const firstOld = lines.find((l) => l.oldNum !== null)?.oldNum ?? 1;
+    const firstNew = lines.find((l) => l.newNum !== null)?.newNum ?? 1;
+    const oldCount = lines.filter((l) => l.type !== 'addition').length;
+    const newCount = lines.filter((l) => l.type !== 'deletion').length;
+
+    return { oldStart: firstOld, oldCount, newStart: firstNew, newCount, lines };
+  });
+
+  return { hunks, additions: totalAdditions, deletions: totalDeletions };
+}
+
+const STAT_BLOCKS = 5;
+
+function StatBar({ additions, deletions }: { additions: number; deletions: number }) {
+  const total = additions + deletions;
+  if (total === 0) return null;
+  const addBlocks = Math.round((additions / total) * STAT_BLOCKS);
+  return (
+    <span className={styles.statBar}>
+      {Array.from({ length: STAT_BLOCKS }, (_, i) => (
+        <span
+          key={i}
+          className={`${styles.statBlock} ${i < addBlocks ? styles.statBlockAdd : styles.statBlockDel}`}
+        />
+      ))}
+    </span>
+  );
+}
 
 export function DiffModal({
   open,
@@ -86,32 +209,10 @@ export function DiffModal({
 }: DiffModalProps) {
   const { t } = useTranslation();
 
-  const diffCards = useMemo<DiffChunkCard[]>(() => {
-    const currentDoc = Text.of(original.split('\n'));
-    const modifiedDoc = Text.of(modified.split('\n'));
-    const chunks = Chunk.build(currentDoc, modifiedDoc);
-
-    return chunks.map((chunk, index) => {
-      const currentChangedRange = getChangedLineRange(currentDoc, chunk.fromA, chunk.toA);
-      const modifiedChangedRange = getChangedLineRange(modifiedDoc, chunk.fromB, chunk.toB);
-      const currentContextRange = expandContextRange(currentDoc, currentChangedRange);
-      const modifiedContextRange = expandContextRange(modifiedDoc, modifiedChangedRange);
-
-      return {
-        id: `${index}-${chunk.fromA}-${chunk.toA}-${chunk.fromB}-${chunk.toB}`,
-        current: {
-          changedRangeLabel: getLineRangeLabel(currentChangedRange),
-          contextRangeLabel: getLineRangeLabel(currentContextRange),
-          lines: buildSideLines(currentDoc, currentContextRange, currentChangedRange)
-        },
-        modified: {
-          changedRangeLabel: getLineRangeLabel(modifiedChangedRange),
-          contextRangeLabel: getLineRangeLabel(modifiedContextRange),
-          lines: buildSideLines(modifiedDoc, modifiedContextRange, modifiedChangedRange)
-        }
-      };
-    });
-  }, [modified, original]);
+  const diff = useMemo<DiffResult>(
+    () => computeUnifiedDiff(original, modified),
+    [original, modified]
+  );
 
   return (
     <Modal
@@ -133,61 +234,73 @@ export function DiffModal({
       }
     >
       <div className={styles.content}>
-        {diffCards.length === 0 ? (
+        {diff.hunks.length === 0 ? (
           <div className={styles.emptyState}>{t('config_management.diff.no_changes')}</div>
         ) : (
-          <div className={styles.diffList}>
-            {diffCards.map((card, index) => (
-              <article key={card.id} className={styles.diffCard}>
-                <div className={styles.diffCardHeader}>#{index + 1}</div>
-                <div className={styles.diffColumns}>
-                  <section className={styles.diffColumn}>
-                    <header className={styles.diffColumnHeader}>
-                      <span>{t('config_management.diff.current')}</span>
-                      <span className={styles.lineMeta}>
-                        <span className={styles.lineRange}>L{card.current.changedRangeLabel}</span>
-                        <span className={styles.contextRange}>
-                          ±{DIFF_CONTEXT_LINES}: L{card.current.contextRangeLabel}
-                        </span>
+          <div className={styles.diffContainer}>
+            <div className={styles.fileHeader}>
+              <svg className={styles.fileIcon} viewBox="0 0 16 16" width="16" height="16">
+                <path
+                  fillRule="evenodd"
+                  d="M3.75 1.5a.25.25 0 00-.25.25v11.5c0 .138.112.25.25.25h8.5a.25.25 0 00.25-.25V6H9.75A1.75 1.75 0 018 4.25V1.5H3.75zm5.75.56v2.19c0 .138.112.25.25.25h2.19L9.5 2.06zM2 1.75C2 .784 2.784 0 3.75 0h5.086c.464 0 .909.184 1.237.513l3.414 3.414c.329.328.513.773.513 1.237v8.086A1.75 1.75 0 0112.25 15h-8.5A1.75 1.75 0 012 13.25V1.75z"
+                  fill="currentColor"
+                />
+              </svg>
+              <span className={styles.fileName}>config.yaml</span>
+              <span className={styles.fileStats}>
+                <span className={styles.statAdditions}>+{diff.additions}</span>
+                <span className={styles.statDeletions}>-{diff.deletions}</span>
+                <StatBar additions={diff.additions} deletions={diff.deletions} />
+              </span>
+            </div>
+
+            <div className={styles.diffBody}>
+              {diff.hunks.map((hunk, hunkIdx) => (
+                <div key={hunkIdx} className={styles.hunk}>
+                  <div className={styles.hunkHeader}>
+                    <span className={styles.hunkGutter}>
+                      <svg
+                        className={styles.hunkExpandIcon}
+                        viewBox="0 0 16 16"
+                        width="12"
+                        height="12"
+                      >
+                        <path
+                          d="M8.177 1.677l2.896 2.896a.25.25 0 01-.177.427H8.75v1.25a.75.75 0 01-1.5 0V5H5.104a.25.25 0 01-.177-.427l2.896-2.896a.25.25 0 01.354 0zM7.25 11.75a.75.75 0 011.5 0V13h2.146a.25.25 0 01.177.427l-2.896 2.896a.25.25 0 01-.354 0l-2.896-2.896A.25.25 0 015.104 13H7.25v-1.25z"
+                          fill="currentColor"
+                        />
+                      </svg>
+                    </span>
+                    <span className={styles.hunkGutter} />
+                    <span className={styles.hunkText}>
+                      @@ -{hunk.oldStart},{hunk.oldCount} +{hunk.newStart},{hunk.newCount} @@
+                    </span>
+                  </div>
+
+                  {hunk.lines.map((line, lineIdx) => (
+                    <div
+                      key={`${hunkIdx}-${lineIdx}`}
+                      className={`${styles.diffLine} ${styles[line.type]}`}
+                    >
+                      <span
+                        className={`${styles.lineNum} ${line.oldNum === null ? styles.lineNumEmpty : ''}`}
+                      >
+                        {line.oldNum ?? ''}
                       </span>
-                    </header>
-                    <div className={styles.codeList}>
-                      {card.current.lines.map((line) => (
-                        <div
-                          key={`${card.id}-a-${line.lineNumber}`}
-                          className={`${styles.codeLine} ${line.changed ? styles.codeLineChanged : ''}`}
-                        >
-                          <span className={styles.codeLineNumber}>{line.lineNumber}</span>
-                          <code className={styles.codeLineText}>{line.text || ' '}</code>
-                        </div>
-                      ))}
-                    </div>
-                  </section>
-                  <section className={styles.diffColumn}>
-                    <header className={styles.diffColumnHeader}>
-                      <span>{t('config_management.diff.modified')}</span>
-                      <span className={styles.lineMeta}>
-                        <span className={styles.lineRange}>L{card.modified.changedRangeLabel}</span>
-                        <span className={styles.contextRange}>
-                          ±{DIFF_CONTEXT_LINES}: L{card.modified.contextRangeLabel}
-                        </span>
+                      <span
+                        className={`${styles.lineNum} ${line.newNum === null ? styles.lineNumEmpty : ''}`}
+                      >
+                        {line.newNum ?? ''}
                       </span>
-                    </header>
-                    <div className={styles.codeList}>
-                      {card.modified.lines.map((line) => (
-                        <div
-                          key={`${card.id}-b-${line.lineNumber}`}
-                          className={`${styles.codeLine} ${line.changed ? styles.codeLineChanged : ''}`}
-                        >
-                          <span className={styles.codeLineNumber}>{line.lineNumber}</span>
-                          <code className={styles.codeLineText}>{line.text || ' '}</code>
-                        </div>
-                      ))}
+                      <span className={styles.linePrefix}>
+                        {line.type === 'deletion' ? '-' : line.type === 'addition' ? '+' : ' '}
+                      </span>
+                      <code className={styles.lineText}>{line.text || ' '}</code>
                     </div>
-                  </section>
+                  ))}
                 </div>
-              </article>
-            ))}
+              ))}
+            </div>
           </div>
         )}
       </div>

src/hooks/useVisualConfig.ts

@@ -78,7 +78,11 @@ function setStringInDoc(doc: YamlDocument, path: YamlPath, value: unknown): void
     doc.setIn(path, safe);
     return;
   }
-  if (docHas(doc, path)) doc.deleteIn(path);
+  // Preserve existing empty-string keys to avoid dropping template blocks/comments.
+  // Only keep the key when it already exists in the YAML.
+  if (docHas(doc, path)) {
+    doc.setIn(path, '');
+  }
 }
 
 function setIntFromStringInDoc(doc: YamlDocument, path: YamlPath, value: unknown): void {

src/pages/AuthFilesPage.tsx

@@ -1,8 +1,17 @@
-import { useCallback, useEffect, useLayoutEffect, useMemo, useRef, useState, type ChangeEvent } from 'react';
+import {
+  useCallback,
+  useEffect,
+  useLayoutEffect,
+  useMemo,
+  useRef,
+  useState,
+  type ChangeEvent,
+} from 'react';
 import { createPortal } from 'react-dom';
 import { useTranslation } from 'react-i18next';
 import { useNavigate } from 'react-router-dom';
-import gsap from 'gsap';
+import { animate } from 'motion/mini';
+import type { AnimationPlaybackControlsWithThen } from 'motion-dom';
 import { useInterval } from '@/hooks/useInterval';
 import { useHeaderRefresh } from '@/hooks/useHeaderRefresh';
 import { usePageTransitionLayer } from '@/components/common/PageTransitionLayer';
@@ -21,7 +30,7 @@ import {
   isRuntimeOnlyAuthFile,
   normalizeProviderKey,
   type QuotaProviderType,
-  type ResolvedTheme
+  type ResolvedTheme,
 } from '@/features/authFiles/constants';
 import { AuthFileCard } from '@/features/authFiles/components/AuthFileCard';
 import { AuthFileDetailModal } from '@/features/authFiles/components/AuthFileDetailModal';
@@ -40,6 +49,11 @@ import { useAuthStore, useNotificationStore, useThemeStore } from '@/stores';
 import type { AuthFileItem } from '@/types';
 import styles from './AuthFilesPage.module.scss';
 
+const easePower3Out = (progress: number) => 1 - (1 - progress) ** 4;
+const easePower2In = (progress: number) => progress ** 3;
+const BATCH_BAR_BASE_TRANSFORM = 'translateX(-50%)';
+const BATCH_BAR_HIDDEN_TRANSFORM = 'translateX(-50%) translateY(56px)';
+
 export function AuthFilesPage() {
   const { t } = useTranslation();
   const showNotification = useNotificationStore((state) => state.showNotification);
@@ -59,6 +73,7 @@ export function AuthFilesPage() {
   const [viewMode, setViewMode] = useState<'diagram' | 'list'>('list');
   const [batchActionBarVisible, setBatchActionBarVisible] = useState(false);
   const floatingBatchActionsRef = useRef<HTMLDivElement>(null);
+  const batchActionAnimationRef = useRef<AnimationPlaybackControlsWithThen | null>(null);
   const previousSelectionCountRef = useRef(0);
   const selectionCountRef = useRef(0);
 
@@ -85,7 +100,7 @@ export function AuthFilesPage() {
     selectAllVisible,
     deselectAll,
     batchSetStatus,
-    batchDelete
+    batchDelete,
   } = useAuthFilesData({ refreshKeyStats });
 
   const statusBarCache = useAuthFilesStatusBarCache(files, usageDetails);
@@ -104,7 +119,7 @@ export function AuthFilesPage() {
     handleDeleteLink,
     handleToggleFork,
     handleRenameAlias,
-    handleDeleteAlias
+    handleDeleteAlias,
   } = useAuthFilesOauth({ viewMode, files });
 
   const {
@@ -115,7 +130,7 @@ export function AuthFilesPage() {
     modelsFileType,
     modelsError,
     showModels,
-    closeModelsModal
+    closeModelsModal,
   } = useAuthFilesModels();
 
   const {
@@ -125,11 +140,11 @@ export function AuthFilesPage() {
     openPrefixProxyEditor,
     closePrefixProxyEditor,
     handlePrefixProxyChange,
-    handlePrefixProxySave
+    handlePrefixProxySave,
   } = useAuthFilesPrefixProxyEditor({
     disableControls: connectionStatus !== 'connected',
     loadFiles,
-    loadKeyStats: refreshKeyStats
+    loadKeyStats: refreshKeyStats,
   });
 
   const disableControls = connectionStatus !== 'connected';
@@ -292,7 +307,7 @@ export function AuthFilesPage() {
       }
       const nextSearch = params.toString();
       navigate(`/auth-files/oauth-excluded${nextSearch ? `?${nextSearch}` : ''}`, {
-        state: { fromAuthFiles: true }
+        state: { fromAuthFiles: true },
       });
     },
     [filter, navigate]
@@ -307,7 +322,7 @@ export function AuthFilesPage() {
       }
       const nextSearch = params.toString();
       navigate(`/auth-files/oauth-model-alias${nextSearch ? `?${nextSearch}` : ''}`, {
-        state: { fromAuthFiles: true }
+        state: { fromAuthFiles: true },
       });
     },
     [filter, navigate]
@@ -354,31 +369,55 @@ export function AuthFilesPage() {
     const actionsEl = floatingBatchActionsRef.current;
     if (!actionsEl) return;
 
-    gsap.killTweensOf(actionsEl);
+    batchActionAnimationRef.current?.stop();
+    batchActionAnimationRef.current = null;
 
     if (currentCount > 0 && previousCount === 0) {
-      gsap.fromTo(
+      batchActionAnimationRef.current = animate(
         actionsEl,
-        { y: 56, autoAlpha: 0 },
-        { y: 0, autoAlpha: 1, duration: 0.28, ease: 'power3.out' }
+        {
+          transform: [BATCH_BAR_HIDDEN_TRANSFORM, BATCH_BAR_BASE_TRANSFORM],
+          opacity: [0, 1],
+        },
+        {
+          duration: 0.28,
+          ease: easePower3Out,
+          onComplete: () => {
+            actionsEl.style.transform = BATCH_BAR_BASE_TRANSFORM;
+            actionsEl.style.opacity = '1';
+          },
+        }
       );
     } else if (currentCount === 0 && previousCount > 0) {
-      gsap.to(actionsEl, {
-        y: 56,
-        autoAlpha: 0,
-        duration: 0.22,
-        ease: 'power2.in',
-        onComplete: () => {
-          if (selectionCountRef.current === 0) {
-            setBatchActionBarVisible(false);
-          }
+      batchActionAnimationRef.current = animate(
+        actionsEl,
+        {
+          transform: [BATCH_BAR_BASE_TRANSFORM, BATCH_BAR_HIDDEN_TRANSFORM],
+          opacity: [1, 0],
+        },
+        {
+          duration: 0.22,
+          ease: easePower2In,
+          onComplete: () => {
+            if (selectionCountRef.current === 0) {
+              setBatchActionBarVisible(false);
+            }
+          },
         }
-      });
+      );
     }
 
     previousSelectionCountRef.current = currentCount;
   }, [batchActionBarVisible, selectionCount]);
 
+  useEffect(
+    () => () => {
+      batchActionAnimationRef.current?.stop();
+      batchActionAnimationRef.current = null;
+    },
+    []
+  );
+
   const renderFilterTags = () => (
     <div className={styles.filterTags}>
       {existingTypes.map((type) => {
@@ -395,7 +434,7 @@ export function AuthFilesPage() {
             style={{
               backgroundColor: isActive ? color.text : color.bg,
               color: isActive ? activeTextColor : color.text,
-              borderColor: color.text
+              borderColor: color.text,
             }}
             onClick={() => {
               setFilter(type);
@@ -442,7 +481,9 @@ export function AuthFilesPage() {
             <Button
               variant="danger"
               size="sm"
-              onClick={() => handleDeleteAll({ filter, onResetFilterToAll: () => setFilter('all') })}
+              onClick={() =>
+                handleDeleteAll({ filter, onResetFilterToAll: () => setFilter('all') })
+              }
               disabled={disableControls || loading || deletingAll}
               loading={deletingAll}
             >
@@ -502,9 +543,14 @@ export function AuthFilesPage() {
         {loading ? (
           <div className={styles.hint}>{t('common.loading')}</div>
         ) : pageItems.length === 0 ? (
-          <EmptyState title={t('auth_files.search_empty_title')} description={t('auth_files.search_empty_desc')} />
+          <EmptyState
+            title={t('auth_files.search_empty_title')}
+            description={t('auth_files.search_empty_desc')}
+          />
         ) : (
-          <div className={`${styles.fileGrid} ${quotaFilterType ? styles.fileGridQuotaManaged : ''}`}>
+          <div
+            className={`${styles.fileGrid} ${quotaFilterType ? styles.fileGridQuotaManaged : ''}`}
+          >
             {pageItems.map((file) => (
               <AuthFileCard
                 key={file.name}
@@ -543,7 +589,7 @@ export function AuthFilesPage() {
               {t('auth_files.pagination_info', {
                 current: currentPage,
                 total: totalPages,
-                count: filtered.length
+                count: filtered.length,
               })}
             </div>
             <Button

src/pages/ConfigPage.tsx

@@ -5,7 +5,7 @@ import CodeMirror, { ReactCodeMirrorRef } from '@uiw/react-codemirror';
 import { yaml } from '@codemirror/lang-yaml';
 import { search, searchKeymap, highlightSelectionMatches } from '@codemirror/search';
 import { keymap } from '@codemirror/view';
-import { parse as parseYaml } from 'yaml';
+import { parse as parseYaml, parseDocument } from 'yaml';
 import { Card } from '@/components/ui/Card';
 import { Button } from '@/components/ui/Button';
 import { Input } from '@/components/ui/Input';
@@ -123,10 +123,22 @@ export function ConfigPage() {
   const handleSave = async () => {
     setSaving(true);
     try {
-      const nextMergedYaml = applyVisualChangesToYaml(content);
+      // In source mode, save exactly what the user edited. In visual mode, materialize visual changes into YAML.
+      const nextMergedYaml = activeTab === 'source' ? content : applyVisualChangesToYaml(content);
       const latestServerYaml = await configFileApi.fetchConfigYaml();
 
-      if (latestServerYaml === nextMergedYaml) {
+      // In visual mode, applyVisualChangesToYaml re-serializes YAML via parseDocument → toString,
+      // which may reformat comments/whitespace. Normalize the server YAML through the same pipeline
+      // so the diff only shows actual value changes, not cosmetic reformatting.
+      let diffOriginal = latestServerYaml;
+      if (activeTab !== 'source') {
+        try {
+          const doc = parseDocument(latestServerYaml);
+          diffOriginal = doc.toString({ indent: 2, lineWidth: 120, minContentWidth: 0 });
+        } catch { /* keep raw on parse failure */ }
+      }
+
+      if (diffOriginal === nextMergedYaml) {
         setDirty(false);
         setContent(latestServerYaml);
         setServerYaml(latestServerYaml);
@@ -136,7 +148,7 @@ export function ConfigPage() {
         return;
       }
 
-      setServerYaml(latestServerYaml);
+      setServerYaml(diffOriginal);
       setMergedYaml(nextMergedYaml);
       setDiffModalOpen(true);
     } catch (err: unknown) {
@@ -156,10 +168,13 @@ export function ConfigPage() {
     if (tab === activeTab) return;
 
     if (tab === 'source') {
-      const nextContent = applyVisualChangesToYaml(content);
-      if (nextContent !== content) {
-        setContent(nextContent);
-        setDirty(true);
+      // Only rewrite YAML when there are pending visual changes; otherwise preserve raw YAML + comments.
+      if (visualDirty) {
+        const nextContent = applyVisualChangesToYaml(content);
+        if (nextContent !== content) {
+          setContent(nextContent);
+          setDirty(true);
+        }
       }
     } else {
       loadVisualValuesFromYaml(content);
@@ -167,7 +182,7 @@ export function ConfigPage() {
 
     setActiveTab(tab);
     localStorage.setItem('config-management:tab', tab);
-  }, [activeTab, applyVisualChangesToYaml, content, loadVisualValuesFromYaml]);
+  }, [activeTab, applyVisualChangesToYaml, content, loadVisualValuesFromYaml, visualDirty]);
 
   // Search functionality
   const performSearch = useCallback((query: string, direction: 'next' | 'prev' = 'next') => {

src/utils/quota/builders.ts

@@ -184,9 +184,9 @@ export function buildAntigravityQuotaGroups(
   models: AntigravityModelsPayload
 ): AntigravityQuotaGroup[] {
   const groups: AntigravityQuotaGroup[] = [];
-  let geminiProResetTime: string | undefined;
-  const [claudeDef, geminiProDef, flashDef, flashLiteDef, cuDef, geminiFlashDef, imageDef] =
-    ANTIGRAVITY_QUOTA_GROUPS;
+  const definitions = new Map(
+    ANTIGRAVITY_QUOTA_GROUPS.map((definition) => [definition.id, definition] as const)
+  );
 
   const buildGroup = (
     def: AntigravityQuotaGroupDefinition,
@@ -227,41 +227,28 @@ export function buildAntigravityQuotaGroups(
     };
   };
 
-  const claudeGroup = buildGroup(claudeDef);
-  if (claudeGroup) {
-    groups.push(claudeGroup);
-  }
+  const appendGroup = (
+    id: string,
+    overrideResetTime?: string
+  ): AntigravityQuotaGroup | null => {
+    const definition = definitions.get(id);
+    if (!definition) return null;
+    const group = buildGroup(definition, overrideResetTime);
+    if (group) {
+      groups.push(group);
+    }
+    return group;
+  };
 
-  const geminiProGroup = buildGroup(geminiProDef);
-  if (geminiProGroup) {
-    geminiProResetTime = geminiProGroup.resetTime;
-    groups.push(geminiProGroup);
-  }
-
-  const flashGroup = buildGroup(flashDef);
-  if (flashGroup) {
-    groups.push(flashGroup);
-  }
-
-  const flashLiteGroup = buildGroup(flashLiteDef);
-  if (flashLiteGroup) {
-    groups.push(flashLiteGroup);
-  }
-
-  const cuGroup = buildGroup(cuDef);
-  if (cuGroup) {
-    groups.push(cuGroup);
-  }
-
-  const geminiFlashGroup = buildGroup(geminiFlashDef);
-  if (geminiFlashGroup) {
-    groups.push(geminiFlashGroup);
-  }
-
-  const imageGroup = buildGroup(imageDef, geminiProResetTime);
-  if (imageGroup) {
-    groups.push(imageGroup);
-  }
+  appendGroup('claude-gpt');
+  const gemini31ProGroup = appendGroup('gemini-3-1-pro-series');
+  const geminiProGroup = appendGroup('gemini-3-pro');
+  const geminiProResetTime = gemini31ProGroup?.resetTime ?? geminiProGroup?.resetTime;
+  appendGroup('gemini-2-5-flash');
+  appendGroup('gemini-2-5-flash-lite');
+  appendGroup('gemini-2-5-cu');
+  appendGroup('gemini-3-flash');
+  appendGroup('gemini-image', geminiProResetTime);
 
   return groups;
 }

src/utils/quota/constants.ts

@@ -73,18 +73,18 @@ export const ANTIGRAVITY_QUOTA_GROUPS: AntigravityQuotaGroupDefinition[] = [
   {
     id: 'claude-gpt',
     label: 'Claude/GPT',
-    identifiers: [
-      'claude-sonnet-4-5-thinking',
-      'claude-opus-4-5-thinking',
-      'claude-sonnet-4-5',
-      'gpt-oss-120b-medium',
-    ],
+    identifiers: ['claude-sonnet-4-6', 'claude-opus-4-6-thinking', 'gpt-oss-120b-medium'],
   },
   {
     id: 'gemini-3-pro',
     label: 'Gemini 3 Pro',
     identifiers: ['gemini-3-pro-high', 'gemini-3-pro-low'],
   },
+  {
+    id: 'gemini-3-1-pro-series',
+    label: 'Gemini 3.1 Pro Series',
+    identifiers: ['gemini-3.1-pro-high', 'gemini-3.1-pro-low'],
+  },
   {
     id: 'gemini-2-5-flash',
     label: 'Gemini 2.5 Flash',
@@ -107,8 +107,8 @@ export const ANTIGRAVITY_QUOTA_GROUPS: AntigravityQuotaGroupDefinition[] = [
   },
   {
     id: 'gemini-image',
-    label: 'gemini-3-pro-image',
-    identifiers: ['gemini-3-pro-image'],
+    label: 'gemini-3.1-flash-image',
+    identifiers: ['gemini-3.1-flash-image'],
     labelFromModel: true,
   },
 ];

src/utils/quota/parsers.ts

@@ -104,20 +104,40 @@ export function parseIdTokenPayload(value: unknown): Record<string, unknown> | n
 }
 
 export function parseAntigravityPayload(payload: unknown): Record<string, unknown> | null {
-  if (payload === undefined || payload === null) return null;
-  if (typeof payload === 'string') {
-    const trimmed = payload.trim();
-    if (!trimmed) return null;
-    try {
-      return JSON.parse(trimmed) as Record<string, unknown>;
-    } catch {
+  const toRecord = (value: unknown): Record<string, unknown> | null => {
+    if (value === undefined || value === null) return null;
+    if (typeof value === 'string') {
+      const trimmed = value.trim();
+      if (!trimmed) return null;
+      try {
+        const parsed = JSON.parse(trimmed);
+        if (parsed && typeof parsed === 'object' && !Array.isArray(parsed)) {
+          return parsed as Record<string, unknown>;
+        }
+      } catch {
+        return null;
+      }
       return null;
     }
+    if (typeof value === 'object' && !Array.isArray(value)) {
+      return value as Record<string, unknown>;
+    }
+    return null;
+  };
+
+  const parsed = toRecord(payload);
+  if (!parsed) return null;
+
+  if ('models' in parsed) {
+    return parsed;
   }
-  if (typeof payload === 'object') {
-    return payload as Record<string, unknown>;
+
+  const nested = toRecord(parsed.body);
+  if (nested) {
+    return nested;
   }
-  return null;
+
+  return parsed;
 }
 
 export function parseClaudeUsagePayload(payload: unknown): ClaudeUsagePayload | null {