diff --git a/components/nvs-editor/NvsEditor.vue b/components/nvs-editor/NvsEditor.vue
index cf3dd4e..f850d66 100644
--- a/components/nvs-editor/NvsEditor.vue
+++ b/components/nvs-editor/NvsEditor.vue
@@ -1,15 +1,18 @@
 <script setup lang="ts">
-import { ref, computed, reactive } from 'vue';
+import { ref, computed, watch, onMounted } from 'vue';
+import { ElMessage } from 'element-plus';
+import { Upload, View, CopyDocument, Delete, Plus } from '@element-plus/icons-vue';
 import {
   type NvsPartition, type NvsEntry, type NvsEncoding, type NvsFlashStats,
   NvsType, NvsVersion,
-  ENCODING_OPTIONS, ENCODING_TO_TYPE, TYPE_TO_ENCODING,
+  ENCODING_TO_TYPE, TYPE_TO_ENCODING,
   isPrimitiveType,
   createEmptyPartition, addEntry, removeEntry, updateEntry,
   duplicateEntry, mergePartitions, calculateFlashStats,
-  validatePartition, sortEntries, generateEntryId,
+  validatePartition, generateEntryId, normalizePartition, reconcileBlobTypes,
+  checkBlobCompatibility,
   parseBinary, serializeBinary, parseCsv, serializeCsv,
-  MAX_KEY_LENGTH, PAGE_SIZE,
+  MAX_KEY_LENGTH,
 } from '../../lib/nvs';
 
 const props = defineProps<{
@@ -19,28 +22,83 @@ const props = defineProps<{
 // ── Core state ─────────────────────────────────────────────────────
 
 const partition = ref<NvsPartition>(createEmptyPartition());
-const targetSize = ref(0x4000); // 16KB default
+const targetSize = ref(0x4000);
 
 // ── UI state ───────────────────────────────────────────────────────
 
 const namespaceFilter = ref('');
 const keySearch = ref('');
 const mergeMode = ref<'overwrite' | 'skip'>('overwrite');
-const statusMessage = ref('');
-const statusType = ref<'success' | 'error' | 'info'>('info');
+const showHex = ref(false);
 
-// Add entry dialog
-const showAddDialog = ref(false);
-const newEntry = reactive({
-  namespace: '',
-  key: '',
-  encoding: 'u8' as NvsEncoding,
-  value: '',
+// Inline new row state
+const newRow = ref({ namespace: '', key: '', encoding: 'u8' as NvsEncoding, value: '' });
+
+// Value viewer dialog
+const showValueDialog = ref(false);
+const valueDialogEntry = ref<NvsEntry | null>(null);
+
+// Column sort state
+const sortProp = ref<'namespace' | 'key' | null>(null);
+const sortOrder = ref<'ascending' | 'descending' | null>(null);
+
+// File input refs
+const openBinInput = ref<HTMLInputElement>();
+const mergeBinInput = ref<HTMLInputElement>();
+const openCsvInput = ref<HTMLInputElement>();
+const mergeCsvInput = ref<HTMLInputElement>();
+const openJsonInput = ref<HTMLInputElement>();
+const mergeJsonInput = ref<HTMLInputElement>();
+const blobUploadInput = ref<HTMLInputElement>();
+const blobUploadEntryId = ref('');
+
+// ── Persistence ────────────────────────────────────────────────────
+
+const STORAGE_KEY = 'nvs-editor-v1';
+const STORAGE_SIZE_KEY = 'nvs-editor-size-v1';
+
+function partitionToJson(p: NvsPartition): string {
+  return JSON.stringify(p, (_, v) => {
+    if (v instanceof Uint8Array) return { __t: 'u8a', d: Array.from(v) };
+    if (typeof v === 'bigint') return { __t: 'bi', d: v.toString() };
+    return v;
+  });
+}
+
+function partitionFromJson(s: string): NvsPartition {
+  return JSON.parse(s, (_, v) => {
+    if (v && typeof v === 'object' && v.__t === 'u8a') return new Uint8Array(v.d);
+    if (v && typeof v === 'object' && v.__t === 'bi') return BigInt(v.d);
+    return v;
+  });
+}
+
+let _persistTimer: ReturnType<typeof setTimeout> | null = null;
+watch(partition, (val) => {
+  if (_persistTimer !== null) clearTimeout(_persistTimer);
+  _persistTimer = setTimeout(() => {
+    try { localStorage.setItem(STORAGE_KEY, partitionToJson(val)); } catch {}
+    _persistTimer = null;
+  }, 500);
+}, { deep: true });
+
+watch(targetSize, (val) => {
+  try { localStorage.setItem(STORAGE_SIZE_KEY, String(val)); } catch {}
 });
 
-// Add namespace dialog
-const showNsDialog = ref(false);
-const newNamespace = ref('');
+onMounted(() => {
+  try {
+    const s = localStorage.getItem(STORAGE_KEY);
+    if (s) partition.value = normalizePartition(partitionFromJson(s)).partition;
+  } catch {}
+  try {
+    const sz = localStorage.getItem(STORAGE_SIZE_KEY);
+    if (sz) {
+      const parsed = parseInt(sz, 10);
+      if (!Number.isNaN(parsed) && parsed > 0) targetSize.value = parsed;
+    }
+  } catch {}
+});
 
 // ── Computed ───────────────────────────────────────────────────────
 
@@ -52,11 +110,12 @@ const errors = computed(() => validatePartition(partition.value));
 
 const filteredEntries = computed(() => {
   let entries = partition.value.entries;
-  if (namespaceFilter.value) {
-    entries = entries.filter(e => e.namespace === namespaceFilter.value);
-  }
-  if (keySearch.value) {
-    entries = entries.filter(e => e.key.includes(keySearch.value));
+  if (namespaceFilter.value) entries = entries.filter(e => e.namespace === namespaceFilter.value);
+  if (keySearch.value) entries = entries.filter(e => e.key.includes(keySearch.value));
+  if (sortProp.value && sortOrder.value) {
+    const col = sortProp.value;
+    const dir = sortOrder.value === 'ascending' ? 1 : -1;
+    entries = [...entries].sort((a, b) => dir * a[col].localeCompare(b[col]));
   }
   return entries;
 });
@@ -68,41 +127,119 @@ const progressColor = computed(() => {
   return '#67C23A';
 });
 
-const sizeOptions = [
-  { label: '12 KB (3页)', value: 0x3000 },
-  { label: '16 KB (4页)', value: 0x4000 },
-  { label: '20 KB (5页)', value: 0x5000 },
-  { label: '24 KB (6页)', value: 0x6000 },
-  { label: '32 KB (8页)', value: 0x8000 },
-  { label: '64 KB (16页)', value: 0x10000 },
-  { label: '128 KB (32页)', value: 0x20000 },
-  { label: '256 KB (64页)', value: 0x40000 },
-];
+const targetSizePages = computed({
+  get: () => Math.floor(targetSize.value / 4096),
+  set: (pages: number) => {
+    targetSize.value = Math.max(3, pages) * 4096;
+  },
+});
+
+const sizeInPages = ref(true);
+
+const targetSizeKB = computed({
+  get: () => targetSizePages.value * 4,
+  set: (kb: number) => { targetSizePages.value = Math.max(3, Math.round(kb / 4)); },
+});
+
+const encodingOptions = computed<NvsEncoding[]>(() => {
+  const base: NvsEncoding[] = ['u8', 'i8', 'u16', 'i16', 'u32', 'i32', 'u64', 'i64', 'string'];
+  return partition.value.version === NvsVersion.V2 ? [...base, 'binary'] : [...base, 'blob'];
+});
 
 // ── Helpers ────────────────────────────────────────────────────────
 
+function handleVersionChange(version: NvsVersion) {
+  const reconciledEntries = reconcileBlobTypes(partition.value.entries, version);
+  partition.value = { ...partition.value, version, entries: reconciledEntries };
+  if (newRow.value.encoding === 'blob' || newRow.value.encoding === 'binary')
+    newRow.value.encoding = version === NvsVersion.V2 ? 'binary' : 'blob';
+  const blobWarnings = checkBlobCompatibility(reconciledEntries, version);
+  if (blobWarnings.length > 0) {
+    showStatus(`${blobWarnings.length} 个 blob 超出 ${version === NvsVersion.V1 ? 'V1' : 'V2'} 大小限制，请查看验证面板`, 'info');
+  }
+}
+
 function showStatus(msg: string, type: 'success' | 'error' | 'info' = 'info') {
-  statusMessage.value = msg;
-  statusType.value = type;
-  setTimeout(() => { statusMessage.value = ''; }, 4000);
+  ElMessage({ message: msg, type, duration: 4000, showClose: true });
 }
 
 function getEncodingForType(type: NvsType): NvsEncoding {
   return TYPE_TO_ENCODING[type] ?? 'u8';
 }
 
+/** Check if string contains non-printable bytes (< 0x20 or 0x7F) */
+function hasNonPrintable(s: string): boolean {
+  for (let i = 0; i < s.length; i++) {
+    const c = s.charCodeAt(i);
+    if (c < 0x20 || c === 0x7F) return true;
+  }
+  return false;
+}
+
+/** Display namespace: hexdump format when showHex is on */
+function displayNamespace(s: string): string {
+  if (showHex.value) {
+    return Array.from(s, c => c.charCodeAt(0).toString(16).padStart(2, '0')).join(' ');
+  }
+  return s;
+}
+
+/** Format raw string for display — non-printable bytes become \xHH, backslash becomes \\\\ */
+function formatEscapes(s: string): string {
+  let out = '';
+  for (const ch of s) {
+    const c = ch.charCodeAt(0);
+    if (c === 0x5C) out += '\\\\';
+    else if (c < 0x20 || c === 0x7F) out += '\\x' + c.toString(16).padStart(2, '0');
+    else out += ch;
+  }
+  return out;
+}
+
+/** Parse C-style escape sequences back to raw string.
+ *  \0 and \x00 are intentionally excluded: NVS keys are null-terminated in binary,
+ *  so a NUL byte would silently truncate the key on round-trip. */
+function parseEscapes(s: string): string {
+  return s.replace(/\\(x[0-9a-fA-F]{2}|[nrt\\])/g, (_, esc: string) => {
+    if (esc[0] === 'x') {
+      const code = parseInt(esc.slice(1), 16);
+      return code === 0 ? '\\x00' : String.fromCharCode(code);
+    }
+    if (esc === 'n') return '\n';
+    if (esc === 'r') return '\r';
+    if (esc === 't') return '\t';
+    if (esc === '\\') return '\\';
+    return '\\' + esc;
+  });
+}
+
+/** Preview of blob value for table cell (up to 8 bytes) */
 function formatValue(entry: NvsEntry): string {
   if (entry.value instanceof Uint8Array) {
-    if (entry.value.length <= 32) {
-      return Array.from(entry.value).map(b => b.toString(16).padStart(2, '0')).join(' ');
-    }
-    return Array.from(entry.value.subarray(0, 32))
-      .map(b => b.toString(16).padStart(2, '0')).join(' ') +
-      ` ... (${entry.value.length} 字节)`;
+    const preview = entry.value.subarray(0, 8);
+    const hex = Array.from(preview).map(b => b.toString(16).padStart(2, '0')).join(' ');
+    if (entry.value.length > 8) return `${hex} …(${entry.value.length}B)`;
+    return hex;
   }
   return String(entry.value);
 }
 
+/** Full value text for the viewer dialog */
+function fullValueText(entry: NvsEntry): string {
+  if (entry.value instanceof Uint8Array) {
+    const lines: string[] = [];
+    for (let i = 0; i < entry.value.length; i += 16) {
+      const chunk = entry.value.subarray(i, i + 16);
+      const hex = Array.from(chunk).map(b => b.toString(16).padStart(2, '0')).join(' ');
+      const asc = Array.from(chunk).map(b => (b >= 0x20 && b < 0x7F) ? String.fromCharCode(b) : '.').join('');
+      lines.push(`${i.toString(16).padStart(4, '0')}: ${hex.padEnd(47)}  ${asc}`);
+    }
+    return lines.join('\n');
+  }
+  return String(entry.value);
+}
+
+
 function downloadBlob(blob: Blob, filename: string) {
   const url = URL.createObjectURL(blob);
   const a = document.createElement('a');
@@ -114,7 +251,6 @@ function downloadBlob(blob: Blob, filename: string) {
   setTimeout(() => URL.revokeObjectURL(url), 10000);
 }
 
-/** Parse a value string based on encoding */
 function parseValueInput(encoding: NvsEncoding, raw: string): number | bigint | string | Uint8Array {
   switch (encoding) {
     case 'u8': case 'u16': case 'u32':
@@ -136,17 +272,15 @@ function parseValueInput(encoding: NvsEncoding, raw: string): number | bigint |
       try { return BigInt(str64); } catch { throw new Error(`无效的整数值: "${str64}"`); }
     }
     case 'string':
-      return raw;
+      return parseEscapes(raw);
     case 'blob':
     case 'binary': {
       const hex = raw.replace(/\s/g, '');
       if (hex.length === 0) return new Uint8Array(0);
-      if (hex.length % 2 !== 0) throw new Error(`十六进制字符串长度必须为偶数`);
-      if (!/^[0-9a-fA-F]+$/.test(hex)) throw new Error(`十六进制字符串包含无效字符`);
+      if (hex.length % 2 !== 0) throw new Error('十六进制字符串长度必须为偶数');
+      if (!/^[0-9a-fA-F]+$/.test(hex)) throw new Error('十六进制字符串包含无效字符');
       const bytes = new Uint8Array(hex.length / 2);
-      for (let i = 0; i < bytes.length; i++) {
-        bytes[i] = parseInt(hex.substring(i * 2, i * 2 + 2), 16);
-      }
+      for (let i = 0; i < bytes.length; i++) bytes[i] = parseInt(hex.substring(i * 2, i * 2 + 2), 16);
       return bytes;
     }
     default:
@@ -156,47 +290,35 @@ function parseValueInput(encoding: NvsEncoding, raw: string): number | bigint |
 
 // ── Actions: CRUD ──────────────────────────────────────────────────
 
-function handleAddEntry() {
-  if (!newEntry.namespace || !newEntry.key) return;
+function autoIncrementKey(key: string): string {
+  const m = key.match(/^(.*?)(\d+)$/);
+  if (m) return m[1] + String(parseInt(m[2], 10) + 1).padStart(m[2].length, '0');
+  return key + '_1';
+}
 
-  const type = ENCODING_TO_TYPE[newEntry.encoding];
+function handleInlineAddEntry() {
+  const rawKey = parseEscapes(newRow.value.key);
+  if (!newRow.value.namespace || !rawKey) {
+    showStatus('命名空间和键名不能为空', 'error');
+    return;
+  }
+  const type = ENCODING_TO_TYPE[newRow.value.encoding];
   let value: ReturnType<typeof parseValueInput>;
   try {
-    value = parseValueInput(newEntry.encoding, newEntry.value);
+    value = parseValueInput(newRow.value.encoding, newRow.value.value);
   } catch (e: any) {
     showStatus(e.message ?? '值格式错误', 'error');
     return;
   }
-
   partition.value = addEntry(partition.value, {
-    namespace: newEntry.namespace,
-    key: newEntry.key,
+    namespace: newRow.value.namespace,
+    key: rawKey,
     type,
     value,
   });
-
-  showAddDialog.value = false;
-  newEntry.key = '';
-  newEntry.value = '';
-  showStatus('已添加记录', 'success');
-}
-
-function handleAddNamespace() {
-  const ns = newNamespace.value.trim();
-  if (!ns) return;
-  if (partition.value.namespaces.includes(ns)) {
-    showStatus('命名空间已存在', 'error');
-    return;
-  }
-  partition.value = {
-    ...partition.value,
-    namespaces: [...partition.value.namespaces, ns],
-  };
-  showNsDialog.value = false;
-  newNamespace.value = '';
-  // Auto-select new namespace in add dialog
-  newEntry.namespace = ns;
-  showStatus(`已添加命名空间 "${ns}"`, 'success');
+  newRow.value.key = autoIncrementKey(newRow.value.key);
+  newRow.value.value = '';
+  showStatus('已添加', 'success');
 }
 
 function handleDeleteEntry(entryId: string) {
@@ -208,10 +330,6 @@ function handleDuplicateEntry(entryId: string) {
   showStatus('已复制记录', 'success');
 }
 
-function handleSort() {
-  partition.value = sortEntries(partition.value);
-}
-
 function handleClear() {
   partition.value = createEmptyPartition(partition.value.version);
   showStatus('已清空所有记录', 'info');
@@ -229,12 +347,10 @@ function handleUpdateNamespace(entryId: string, ns: string) {
 
 function handleUpdateEncoding(entryId: string, encoding: NvsEncoding) {
   const type = ENCODING_TO_TYPE[encoding];
-  // Reset value to sensible default when type changes
   let value: NvsEntry['value'];
   if (isPrimitiveType(type)) value = 0;
   else if (type === NvsType.SZ) value = '';
   else value = new Uint8Array(0);
-
   partition.value = updateEntry(partition.value, entryId, { type, value });
 }
 
@@ -249,29 +365,34 @@ function handleUpdateValue(entryId: string, encoding: NvsEncoding, raw: string)
   partition.value = updateEntry(partition.value, entryId, { value });
 }
 
+// ── Actions: Sort ──────────────────────────────────────────────────
+
+function handleSortChange({ prop, order }: { prop: string; order: 'ascending' | 'descending' | null }) {
+  sortProp.value = prop as 'namespace' | 'key' | null;
+  sortOrder.value = order;
+}
+
 // ── Actions: File I/O ──────────────────────────────────────────────
 
-async function handleOpenBinary(file: File): Promise<false> {
+async function onOpenBinChange(e: Event) {
+  const file = (e.target as HTMLInputElement).files?.[0];
+  (e.target as HTMLInputElement).value = '';
+  if (!file) return;
   try {
     const buffer = await file.arrayBuffer();
     const data = new Uint8Array(buffer);
     partition.value = parseBinary(data);
-    // Auto-set target size to match file
     targetSize.value = data.byteLength;
     showStatus(`已加载 ${file.name} (${data.byteLength} 字节)`, 'success');
   } catch (e: any) {
     showStatus(`加载失败: ${e.message}`, 'error');
   }
-  return false; // prevent el-upload auto-upload
 }
 
 function handleExportBinary() {
   try {
     const errs = validatePartition(partition.value);
-    if (errs.length > 0) {
-      showStatus(`验证错误: ${errs[0]}`, 'error');
-      return;
-    }
+    if (errs.length > 0) { showStatus(`验证错误: ${errs[0]}`, 'error'); return; }
     const data = serializeBinary(partition.value, targetSize.value);
     downloadBlob(new Blob([data as Uint8Array<ArrayBuffer>]), 'nvs.bin');
     showStatus('已导出 nvs.bin', 'success');
@@ -280,19 +401,28 @@ function handleExportBinary() {
   }
 }
 
-async function handleMergeBinary(file: File): Promise<false> {
+async function onMergeBinChange(e: Event) {
+  const file = (e.target as HTMLInputElement).files?.[0];
+  (e.target as HTMLInputElement).value = '';
+  if (!file) return;
   try {
     const buffer = await file.arrayBuffer();
     const incoming = parseBinary(new Uint8Array(buffer));
     partition.value = mergePartitions(partition.value, incoming, mergeMode.value);
     showStatus(`已合并 ${file.name} (${incoming.entries.length} 条记录)`, 'success');
+    const blobWarnings = checkBlobCompatibility(partition.value.entries, partition.value.version);
+    if (blobWarnings.length > 0) {
+      showStatus(`${blobWarnings.length} 个 blob 超出大小限制，请查看验证面板`, 'info');
+    }
   } catch (e: any) {
     showStatus(`合并失败: ${e.message}`, 'error');
   }
-  return false;
 }
 
-async function handleOpenCsv(file: File): Promise<false> {
+async function onOpenCsvChange(e: Event) {
+  const file = (e.target as HTMLInputElement).files?.[0];
+  (e.target as HTMLInputElement).value = '';
+  if (!file) return;
   try {
     const text = await file.text();
     partition.value = parseCsv(text);
@@ -300,7 +430,6 @@ async function handleOpenCsv(file: File): Promise<false> {
   } catch (e: any) {
     showStatus(`加载失败: ${e.message}`, 'error');
   }
-  return false;
 }
 
 function handleExportCsv() {
@@ -313,47 +442,134 @@ function handleExportCsv() {
   }
 }
 
-async function handleMergeCsv(file: File): Promise<false> {
+async function onMergeCsvChange(e: Event) {
+  const file = (e.target as HTMLInputElement).files?.[0];
+  (e.target as HTMLInputElement).value = '';
+  if (!file) return;
   try {
     const text = await file.text();
     const incoming = parseCsv(text);
     partition.value = mergePartitions(partition.value, incoming, mergeMode.value);
     showStatus(`已合并 ${file.name} (${incoming.entries.length} 条记录)`, 'success');
+    const blobWarnings = checkBlobCompatibility(partition.value.entries, partition.value.version);
+    if (blobWarnings.length > 0) {
+      showStatus(`${blobWarnings.length} 个 blob 超出大小限制，请查看验证面板`, 'info');
+    }
   } catch (e: any) {
     showStatus(`合并失败: ${e.message}`, 'error');
   }
-  return false;
 }
 
-async function handleBlobFileUpload(entryId: string, file: File): Promise<false> {
+async function onOpenJsonChange(e: Event) {
+  const file = (e.target as HTMLInputElement).files?.[0];
+  (e.target as HTMLInputElement).value = '';
+  if (!file) return;
   try {
-    const buffer = await file.arrayBuffer();
-    const data = new Uint8Array(buffer);
-    partition.value = updateEntry(partition.value, entryId, { value: data });
-    showStatus(`已上传 ${file.name} (${data.length} 字节)`, 'success');
+    const text = await file.text();
+    const raw = partitionFromJson(text);
+    const { partition: incoming, dropped, clamped } = normalizePartition(raw);
+    partition.value = incoming;
+    const parts: string[] = [`已加载 ${file.name}`];
+    if (dropped > 0 || clamped > 0) {
+      const details: string[] = [];
+      if (dropped > 0) details.push(`丢弃 ${dropped} 条无效记录`);
+      if (clamped > 0) details.push(`${clamped} 条值被截断`);
+      parts.push(`（${incoming.entries.length} 条，${details.join('，')}）`);
+    }
+    showStatus(parts.join(''), (dropped > 0 || clamped > 0) ? 'info' : 'success');
+  } catch (e: any) {
+    showStatus(`加载失败: ${e.message}`, 'error');
+  }
+}
+
+function handleExportJson() {
+  try {
+    const text = partitionToJson(partition.value);
+    downloadBlob(new Blob([text], { type: 'application/json;charset=utf-8' }), 'nvs.json');
+    showStatus('已导出 nvs.json', 'success');
+  } catch (e: any) {
+    showStatus(`导出失败: ${e.message}`, 'error');
+  }
+}
+
+async function onMergeJsonChange(e: Event) {
+  const file = (e.target as HTMLInputElement).files?.[0];
+  (e.target as HTMLInputElement).value = '';
+  if (!file) return;
+  try {
+    const text = await file.text();
+    const raw = partitionFromJson(text);
+    const { partition: incoming, dropped, clamped } = normalizePartition(raw);
+    partition.value = mergePartitions(partition.value, incoming, mergeMode.value);
+    const parts: string[] = [`已合并 ${file.name}（${incoming.entries.length} 条记录`];
+    if (dropped > 0 || clamped > 0) {
+      const details: string[] = [];
+      if (dropped > 0) details.push(`丢弃 ${dropped} 条无效记录`);
+      if (clamped > 0) details.push(`${clamped} 条值被截断`);
+      parts.push(`，${details.join('，')}`);
+    }
+    parts.push('）');
+    showStatus(parts.join(''), (dropped > 0 || clamped > 0) ? 'info' : 'success');
+    const blobWarnings = checkBlobCompatibility(partition.value.entries, partition.value.version);
+    if (blobWarnings.length > 0) {
+      showStatus(`${blobWarnings.length} 个 blob 超出大小限制，请查看验证面板`, 'info');
+    }
+  } catch (e: any) {
+    showStatus(`合并失败: ${e.message}`, 'error');
+  }
+}
+
+
+async function onBlobUploadChange(e: Event) {
+  const file = (e.target as HTMLInputElement).files?.[0];
+  (e.target as HTMLInputElement).value = '';
+  if (!file || !blobUploadEntryId.value) return;
+  try {
+    const entry = partition.value.entries.find(en => en.id === blobUploadEntryId.value);
+    if (!entry) {
+      showStatus('记录不存在', 'error');
+      return;
+    }
+    if (isPrimitiveType(entry.type)) {
+      const text = await file.text();
+      const encoding = getEncodingForType(entry.type);
+      const value = parseValueInput(encoding, text);
+      partition.value = updateEntry(partition.value, blobUploadEntryId.value, { value });
+      showStatus(`已上传 ${file.name}`, 'success');
+    } else if (entry.type === NvsType.SZ) {
+      const text = await file.text();
+      partition.value = updateEntry(partition.value, blobUploadEntryId.value, { value: text });
+      showStatus(`已上传 ${file.name} (${text.length} 字符)`, 'success');
+    } else {
+      const buffer = await file.arrayBuffer();
+      const data = new Uint8Array(buffer);
+      partition.value = updateEntry(partition.value, blobUploadEntryId.value, { value: data });
+      showStatus(`已上传 ${file.name} (${data.length} 字节)`, 'success');
+    }
   } catch (e: any) {
     showStatus(`上传失败: ${e.message}`, 'error');
   }
-  return false;
+}
+
+function copyToClipboard(text: string) {
+  navigator.clipboard.writeText(text).then(
+    () => showStatus('已复制到剪贴板', 'success'),
+    () => showStatus('复制失败', 'error'),
+  );
 }
 </script>
 
 <template>
   <div>
-    <!-- Status message -->
-    <transition name="el-fade-in">
-      <el-alert
-        v-if="statusMessage"
-        :title="statusMessage"
-        :type="statusType"
-        show-icon
-        closable
-        class="mb-3"
-        @close="statusMessage = ''"
-      />
-    </transition>
+    <!-- Hidden file inputs -->
+    <input ref="openBinInput" type="file" accept=".bin" style="display:none" @change="onOpenBinChange" />
+    <input ref="mergeBinInput" type="file" accept=".bin" style="display:none" @change="onMergeBinChange" />
+    <input ref="openCsvInput" type="file" accept=".csv" style="display:none" @change="onOpenCsvChange" />
+    <input ref="mergeCsvInput" type="file" accept=".csv" style="display:none" @change="onMergeCsvChange" />
+    <input ref="openJsonInput" type="file" accept=".json" style="display:none" @change="onOpenJsonChange" />
+    <input ref="mergeJsonInput" type="file" accept=".json" style="display:none" @change="onMergeJsonChange" />
+    <input ref="blobUploadInput" type="file" accept="*/*" style="display:none" @change="onBlobUploadChange" />
 
-    <!-- Validation errors -->
     <el-alert
       v-if="errors.length > 0"
       type="warning"
@@ -361,289 +577,429 @@ async function handleBlobFileUpload(entryId: string, file: File): Promise<false>
       class="mb-3"
       :closable="false"
     >
-      <template #title>
-        验证问题 ({{ errors.length }})
-      </template>
+      <template #title>验证问题 ({{ errors.length }})</template>
       <div v-for="(err, i) in errors" :key="i" class="text-xs">{{ err }}</div>
     </el-alert>
 
-    <!-- ── Toolbar ── -->
-    <div class="flex flex-wrap items-center gap-2 mb-3">
-      <el-button type="primary" @click="showAddDialog = true">
-        添加记录
-      </el-button>
-      <el-button @click="showNsDialog = true">
-        添加命名空间
-      </el-button>
-      <el-button @click="handleSort">排序</el-button>
-      <el-button type="danger" plain @click="handleClear">清空</el-button>
+    <div class="nvs-editor-layout">
+    <div class="nvs-editor-main">
 
-      <el-divider direction="vertical" />
-
-      <span class="text-sm">分区大小:</span>
-      <el-select v-model="targetSize" style="width: 160px;">
-        <el-option
-          v-for="opt in sizeOptions"
-          :key="opt.value"
-          :label="opt.label"
-          :value="opt.value"
+    <!-- ── Stats bar ── -->
+    <div class="flex items-center justify-between flex-wrap gap-3 px-3.5 py-2.5 mb-3 rounded-lg border border-solid" style="background: var(--vp-c-bg-soft); border-color: var(--vp-c-divider);">
+      <div class="flex items-center flex-wrap gap-2">
+        <span class="text-[13px] whitespace-nowrap" style="color: var(--vp-c-text-2);">分区大小</span>
+        <el-input-number
+          v-if="sizeInPages"
+          v-model="targetSizePages"
+          :min="3" :step="1"
+          size="small" style="width: 120px;"
         />
-      </el-select>
-
-      <el-divider direction="vertical" />
-
-      <div class="flex items-center gap-2 min-w-[200px]">
+        <el-input-number
+          v-else
+          v-model="targetSizeKB"
+          :min="12" :step="4"
+          size="small" style="width: 120px;"
+        />
+        <span class="text-[13px] whitespace-nowrap cursor-pointer underline underline-offset-[3px] nvs-stats-unit" style="color: var(--vp-c-text-2);" @click="sizeInPages = !sizeInPages" title="点击切换单位">
+          {{ sizeInPages ? '页' : 'KB' }}
+        </span>
+        <span class="text-[13px] whitespace-nowrap" style="color: var(--vp-c-text-3);">
+          ({{ sizeInPages ? targetSizePages * 4 + ' KB' : targetSizePages + ' 页' }})
+        </span>
+        <div style="display: flex; align-items: center; gap: 8px;">
+          <span class="text-[13px] whitespace-nowrap" style="color: var(--vp-c-text-2);">IDF 版本</span>
+          <el-select
+            :model-value="partition.version"
+            size="small"
+            style="width: 160px;"
+            @change="handleVersionChange"
+          >
+            <el-option :value="NvsVersion.V2" label="IDF v4.0+ (V2)" />
+            <el-option :value="NvsVersion.V1" label="IDF < v4.0 (V1)" />
+          </el-select>
+        </div>
+      </div>
+      <div class="flex items-center gap-2">
         <el-progress
           :percentage="flashStats.usagePercent"
           :color="progressColor"
-          :stroke-width="14"
+          :stroke-width="12"
           :show-text="false"
-          style="flex: 1;"
+          style="width: 160px;"
         />
-        <el-text size="small">
+        <span class="text-[13px] whitespace-nowrap">
           {{ flashStats.usedEntries }} / {{ flashStats.maxEntries }} 条目
-        </el-text>
+        </span>
+        <span class="text-[13px] whitespace-nowrap" style="color: var(--vp-c-text-3);">
+          ({{ flashStats.usagePercent.toFixed(1) }}%)
+        </span>
       </div>
     </div>
 
-    <!-- ── Filter row ── -->
+    <!-- ── Toolbar ── -->
     <div class="flex flex-wrap items-center gap-2 mb-3">
+      <el-button type="danger" plain @click="handleClear">清空</el-button>
+      <el-divider direction="vertical" />
+      <el-button
+        :type="showHex ? 'warning' : ''"
+        :plain="!showHex"
+        size="small"
+        @click="showHex = !showHex"
+        title="切换十六进制显示命名空间"
+      >HEX 命名空间</el-button>
+    </div>
+
+    <!-- ── Filter bar ── -->
+    <div class="flex flex-wrap items-center gap-2 mb-2">
+      <el-select v-model="namespaceFilter" placeholder="全部命名空间" clearable style="width: 180px;" size="small">
+        <el-option v-for="ns in partition.namespaces" :key="ns" :label="displayNamespace(ns)" :value="ns" />
+      </el-select>
+      <el-input v-model="keySearch" placeholder="搜索键名..." clearable style="width: 200px;" size="small" />
+      <span class="text-sm" style="color: var(--vp-c-text-3);">{{ filteredEntries.length }} 条</span>
+    </div>
+
+    <!-- ── Table + add row (scrollable on small screens) ── -->
+    <div class="overflow-x-auto min-w-0">
+    <!-- ── Inline add row (small/medium screens) ── -->
+    <div class="nvs-add-inline flex items-center gap-1.5 px-2.5 py-2" style="background: var(--vp-c-bg-soft); border: 1px solid var(--vp-c-divider); border-bottom: none; border-radius: 6px 6px 0 0;">
       <el-select
-        v-model="namespaceFilter"
-        placeholder="全部命名空间"
-        clearable
-        style="width: 180px;"
+        v-model="newRow.namespace"
+        filterable
+        allow-create
+        placeholder="命名空间"
+        size="small"
+        style="width: 150px;"
+        @keyup.enter="handleInlineAddEntry"
       >
-        <el-option
-          v-for="ns in partition.namespaces"
-          :key="ns"
-          :label="ns"
-          :value="ns"
-        />
+        <el-option v-for="ns in partition.namespaces" :key="ns" :value="ns" :label="ns" />
       </el-select>
       <el-input
-        v-model="keySearch"
-        placeholder="搜索键名..."
-        clearable
-        style="width: 200px;"
+        v-model="newRow.key"
+        placeholder="键名 (支持 \xHH)"
+        size="small"
+        style="width: 170px;"
+        @keyup.enter="handleInlineAddEntry"
       />
+      <el-select v-model="newRow.encoding" size="small" style="width: 100px;">
+        <el-option v-for="enc in encodingOptions" :key="enc" :value="enc" :label="enc" />
+      </el-select>
+      <el-input
+        v-model="newRow.value"
+        placeholder="值"
+        size="small"
+        style="flex: 1; min-width: 100px;"
+        @keyup.enter="handleInlineAddEntry"
+      />
+      <el-button type="primary" :icon="Plus" size="small" @click="handleInlineAddEntry" title="添加记录" />
     </div>
 
     <!-- ── Data table ── -->
     <el-table
       :data="filteredEntries"
-      border
       stripe
       size="small"
       row-key="id"
-      empty-text="暂无记录，请添加或导入数据"
-      max-height="500"
+      empty-text="暂无记录，请在上方添加或导入数据"
+      max-height="600"
+      @sort-change="handleSortChange"
+      class="nvs-table"
     >
-      <el-table-column label="命名空间" width="150">
+      <!-- Key -->
+      <el-table-column prop="key" label="键名" width="170" sortable="custom" fixed="left">
         <template #default="{ row }">
-          <el-select
-            :model-value="row.namespace"
-            size="small"
-            @change="(val: string) => handleUpdateNamespace(row.id, val)"
-          >
-            <el-option
-              v-for="ns in partition.namespaces"
-              :key="ns"
-              :label="ns"
-              :value="ns"
+          <div class="flex items-center gap-1 w-full">
+            <el-icon v-if="hasNonPrintable(row.key)" class="shrink-0 w-3.5 h-3.5 text-[#E6A23C]" title="含非打印字节"><svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2"><path d="M12 9v4m0 4h.01M10.29 3.86L1.82 18a2 2 0 0 0 1.71 3h16.94a2 2 0 0 0 1.71-3L13.71 3.86a2 2 0 0 0-3.42 0z"/></svg></el-icon>
+            <el-input
+              :model-value="formatEscapes(row.key)"
+              size="small"
+              style="flex: 1; min-width: 0;"
+              placeholder="支持 \xHH 转义"
+              @change="(val: string) => handleUpdateKey(row.id, parseEscapes(val))"
             />
-          </el-select>
+          </div>
         </template>
       </el-table-column>
 
-      <el-table-column label="键名" width="180">
+      <!-- Value -->
+      <el-table-column label="值" min-width="160">
         <template #default="{ row }">
-          <el-input
-            :model-value="row.key"
-            size="small"
-            :maxlength="MAX_KEY_LENGTH"
-            @change="(val: string) => handleUpdateKey(row.id, val)"
-          />
+          <div class="flex items-center gap-1 w-full">
+            <!-- Primitive -->
+            <el-input
+              v-if="isPrimitiveType(row.type)"
+              :model-value="String(row.value)"
+              size="small"
+              style="flex: 1; min-width: 0;"
+              @change="(val: string) => handleUpdateValue(row.id, getEncodingForType(row.type), val)"
+            />
+            <!-- String -->
+            <el-input
+              v-else-if="row.type === NvsType.SZ"
+              :model-value="formatEscapes(row.value as string)"
+              size="small"
+              type="textarea"
+              :autosize="{ minRows: 1, maxRows: 3 }"
+              style="flex: 1; min-width: 0;"
+              placeholder="支持 \xHH 转义"
+              @change="(val: string) => handleUpdateValue(row.id, 'string', val)"
+            />
+            <!-- Blob -->
+            <template v-else>
+              <el-text size="small" class="flex-1 min-w-0 font-mono" truncated>{{ formatValue(row) }}</el-text>
+            </template>
+          </div>
         </template>
       </el-table-column>
 
-      <el-table-column label="类型" width="120">
+      <!-- Type -->
+      <el-table-column label="类型" width="100">
         <template #default="{ row }">
           <el-select
             :model-value="getEncodingForType(row.type)"
             size="small"
             @change="(val: NvsEncoding) => handleUpdateEncoding(row.id, val)"
           >
-            <el-option
-              v-for="enc in ENCODING_OPTIONS"
-              :key="enc"
-              :label="enc"
-              :value="enc"
-            />
+            <el-option v-for="enc in encodingOptions" :key="enc" :label="enc" :value="enc" />
           </el-select>
         </template>
       </el-table-column>
 
-      <el-table-column label="值" min-width="250">
+      <!-- Namespace -->
+      <el-table-column prop="namespace" label="命名空间" width="150" sortable="custom">
         <template #default="{ row }">
-          <!-- Primitive types: input -->
-          <el-input
-            v-if="isPrimitiveType(row.type)"
-            :model-value="String(row.value)"
-            size="small"
-            @change="(val: string) => handleUpdateValue(row.id, getEncodingForType(row.type), val)"
-          />
-          <!-- String type -->
-          <el-input
-            v-else-if="row.type === NvsType.SZ"
-            :model-value="row.value as string"
-            size="small"
-            type="textarea"
-            :autosize="{ minRows: 1, maxRows: 3 }"
-            @change="(val: string) => handleUpdateValue(row.id, 'string', val)"
-          />
-          <!-- Blob types -->
-          <div v-else class="flex items-center gap-1">
-            <el-text size="small" class="font-mono" truncated>
-              {{ formatValue(row) }}
-            </el-text>
-            <el-upload
-              :before-upload="(file: File) => handleBlobFileUpload(row.id, file)"
-              :show-file-list="false"
-              accept="*/*"
-            >
-              <el-button size="small" type="info" plain>上传文件</el-button>
-            </el-upload>
+          <div class="flex items-center gap-1 w-full">
+            <el-icon v-if="hasNonPrintable(row.namespace)" class="shrink-0 w-3.5 h-3.5 text-[#E6A23C]" title="含非打印字节"><svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2"><path d="M12 9v4m0 4h.01M10.29 3.86L1.82 18a2 2 0 0 0 1.71 3h16.94a2 2 0 0 0 1.71-3L13.71 3.86a2 2 0 0 0-3.42 0z"/></svg></el-icon>
+            <el-tooltip :content="displayNamespace(row.namespace)" placement="top" :show-after="300">
+              <el-select
+                :model-value="row.namespace"
+                size="small"
+                style="flex: 1; min-width: 0;"
+                @change="(val: string) => handleUpdateNamespace(row.id, val)"
+              >
+                <el-option v-for="ns in partition.namespaces" :key="ns" :label="displayNamespace(ns)" :value="ns" />
+              </el-select>
+            </el-tooltip>
           </div>
         </template>
       </el-table-column>
 
-      <el-table-column label="操作" width="120" fixed="right">
+      <!-- Actions -->
+      <el-table-column label="操作" width="115" fixed="right">
         <template #default="{ row }">
-          <el-button
-            size="small"
-            text
-            @click="handleDuplicateEntry(row.id)"
-            title="复制"
-          >
-            复制
-          </el-button>
-          <el-popconfirm
-            title="确定删除?"
-            @confirm="handleDeleteEntry(row.id)"
-          >
-            <template #reference>
-              <el-button size="small" text type="danger" title="删除">
-                删除
-              </el-button>
-            </template>
-          </el-popconfirm>
+          <div class="nvs-actions flex items-center gap-px flex-nowrap">
+            <el-button
+              size="small"
+              :icon="Upload"
+              title="上传文件"
+              @click="blobUploadEntryId = row.id; blobUploadInput?.click()"
+            />
+            <el-button
+              size="small"
+              :icon="View"
+              title="查看完整值"
+              @click="valueDialogEntry = row; showValueDialog = true"
+            />
+            <el-button
+              size="small"
+              :icon="CopyDocument"
+              title="复制记录"
+              @click="handleDuplicateEntry(row.id)"
+            />
+            <el-popconfirm title="确定删除?" @confirm="handleDeleteEntry(row.id)">
+              <template #reference>
+                <el-button size="small" :icon="Delete" type="danger" title="删除" />
+              </template>
+            </el-popconfirm>
+          </div>
         </template>
       </el-table-column>
     </el-table>
+    </div><!-- end nvs-table-wrap -->
 
-    <!-- ── Import/Export section ── -->
+    <!-- ── Import / Export ── -->
     <el-divider />
-    <div class="flex flex-wrap gap-4">
-      <!-- Binary -->
-      <div>
-        <el-text tag="b" class="block mb-2">二进制文件 (.bin)</el-text>
-        <div class="flex flex-wrap gap-2">
-          <el-upload :before-upload="handleOpenBinary" :show-file-list="false" accept=".bin">
-            <el-button>打开</el-button>
-          </el-upload>
-          <el-button type="primary" @click="handleExportBinary">导出</el-button>
-          <el-upload :before-upload="handleMergeBinary" :show-file-list="false" accept=".bin">
-            <el-button>合并</el-button>
-          </el-upload>
+    <div class="flex flex-wrap items-center gap-2.5">
+      <div class="flex flex-col items-start gap-1.5">
+        <span class="text-[13px] font-semibold whitespace-nowrap" style="color: var(--vp-c-text-1);">二进制文件 (.bin)</span>
+        <div class="nvs-io-buttons flex flex-wrap gap-1.5">
+          <el-button size="small" @click="openBinInput?.click()">打开</el-button>
+          <el-button size="small" type="primary" @click="handleExportBinary">导出</el-button>
+          <el-button size="small" @click="mergeBinInput?.click()">合并</el-button>
         </div>
       </div>
-
-      <!-- CSV -->
-      <div>
-        <el-text tag="b" class="block mb-2">CSV文件 (.csv)</el-text>
-        <div class="flex flex-wrap gap-2">
-          <el-upload :before-upload="handleOpenCsv" :show-file-list="false" accept=".csv">
-            <el-button>打开</el-button>
-          </el-upload>
-          <el-button type="primary" @click="handleExportCsv">导出</el-button>
-          <el-upload :before-upload="handleMergeCsv" :show-file-list="false" accept=".csv">
-            <el-button>合并</el-button>
-          </el-upload>
+      <div class="flex flex-col items-start gap-1.5">
+        <span class="text-[13px] font-semibold whitespace-nowrap" style="color: var(--vp-c-text-1);">CSV 文件 (.csv)</span>
+        <div class="nvs-io-buttons flex flex-wrap gap-1.5">
+          <el-button size="small" @click="openCsvInput?.click()">打开</el-button>
+          <el-button size="small" type="primary" @click="handleExportCsv">导出</el-button>
+          <el-button size="small" @click="mergeCsvInput?.click()">合并</el-button>
         </div>
       </div>
-
-      <!-- Merge options -->
-      <div>
-        <el-text tag="b" class="block mb-2">合并选项</el-text>
-        <el-radio-group v-model="mergeMode">
+      <div class="flex flex-col items-start gap-1.5">
+        <span class="text-[13px] font-semibold whitespace-nowrap" style="color: var(--vp-c-text-1);">JSON 文件 (.json)</span>
+        <div class="nvs-io-buttons flex flex-wrap gap-1.5">
+          <el-button size="small" @click="openJsonInput?.click()">打开</el-button>
+          <el-button size="small" type="primary" @click="handleExportJson">导出</el-button>
+          <el-button size="small" @click="mergeJsonInput?.click()">合并</el-button>
+        </div>
+      </div>
+      <div class="flex flex-col items-start gap-1.5">
+        <span class="text-[13px] font-semibold whitespace-nowrap" style="color: var(--vp-c-text-1);">合并策略</span>
+        <el-radio-group v-model="mergeMode" size="small">
           <el-radio value="overwrite">覆盖同名键</el-radio>
           <el-radio value="skip">跳过同名键</el-radio>
         </el-radio-group>
       </div>
     </div>
+    </div><!-- end nvs-editor-main -->
 
-    <!-- ── Add entry dialog ── -->
-    <el-dialog v-model="showAddDialog" title="添加记录" width="450px">
-      <el-form label-width="80px">
-        <el-form-item label="命名空间">
-          <el-select v-model="newEntry.namespace" placeholder="选择命名空间">
-            <el-option
-              v-for="ns in partition.namespaces"
-              :key="ns"
-              :label="ns"
-              :value="ns"
-            />
-          </el-select>
-        </el-form-item>
-        <el-form-item label="键名">
-          <el-input v-model="newEntry.key" :maxlength="MAX_KEY_LENGTH" placeholder="key name" />
-        </el-form-item>
-        <el-form-item label="类型">
-          <el-select v-model="newEntry.encoding">
-            <el-option v-for="enc in ENCODING_OPTIONS" :key="enc" :label="enc" :value="enc" />
-          </el-select>
-        </el-form-item>
-        <el-form-item label="值">
-          <el-input
-            v-model="newEntry.value"
-            :type="newEntry.encoding === 'string' ? 'textarea' : 'text'"
-            placeholder="value"
-          />
-        </el-form-item>
-      </el-form>
-      <template #footer>
-        <el-button @click="showAddDialog = false">取消</el-button>
-        <el-button type="primary" @click="handleAddEntry" :disabled="!newEntry.namespace || !newEntry.key">
-          添加
-        </el-button>
-      </template>
-    </el-dialog>
+    <!-- ── Right sidebar: add form (large screens) ── -->
+    <div class="nvs-add-sidebar">
+      <div class="nvs-add-form">
+        <span class="nvs-add-form-title">添加记录</span>
+        <el-select
+          v-model="newRow.namespace"
+          filterable
+          allow-create
+          placeholder="命名空间"
+          size="small"
+          @keyup.enter="handleInlineAddEntry"
+        >
+          <el-option v-for="ns in partition.namespaces" :key="ns" :value="ns" :label="ns" />
+        </el-select>
+        <el-input
+          v-model="newRow.key"
+          placeholder="键名 (支持 \xHH)"
+          size="small"
+          @keyup.enter="handleInlineAddEntry"
+        />
+        <el-select v-model="newRow.encoding" size="small">
+          <el-option v-for="enc in encodingOptions" :key="enc" :value="enc" :label="enc" />
+        </el-select>
+        <el-input
+          v-model="newRow.value"
+          placeholder="值"
+          size="small"
+          type="textarea"
+          :autosize="{ minRows: 1, maxRows: 4 }"
+          @keyup.enter="handleInlineAddEntry"
+        />
+        <el-button type="primary" :icon="Plus" @click="handleInlineAddEntry">添加</el-button>
+      </div>
+    </div>
+    </div><!-- end nvs-editor-layout -->
 
-    <!-- ── Add namespace dialog ── -->
-    <el-dialog v-model="showNsDialog" title="添加命名空间" width="400px">
-      <el-form label-width="80px">
-        <el-form-item label="名称">
-          <el-input
-            v-model="newNamespace"
-            :maxlength="MAX_KEY_LENGTH"
-            placeholder="namespace name"
-            @keyup.enter="handleAddNamespace"
-          />
-        </el-form-item>
-      </el-form>
+    <!-- ── Value viewer dialog ── -->
+    <el-dialog
+      v-model="showValueDialog"
+      :title="`值查看器 — ${valueDialogEntry?.namespace} / ${valueDialogEntry?.key}`"
+      width="640px"
+    >
+      <pre class="nvs-value-viewer">{{ valueDialogEntry ? fullValueText(valueDialogEntry) : '' }}</pre>
       <template #footer>
-        <el-button @click="showNsDialog = false">取消</el-button>
-        <el-button type="primary" @click="handleAddNamespace" :disabled="!newNamespace.trim()">
-          添加
-        </el-button>
+        <el-button @click="copyToClipboard(valueDialogEntry ? fullValueText(valueDialogEntry) : '')">复制</el-button>
+        <el-button type="primary" @click="showValueDialog = false">关闭</el-button>
       </template>
     </el-dialog>
   </div>
 </template>
 
 <style scoped>
-.font-mono {
+.nvs-stats-unit:hover {
+  color: var(--vp-c-brand);
+}
+
+@media (min-width: 1200px) {
+  .nvs-add-inline {
+    display: none;
+  }
+}
+
+/* Table */
+.nvs-table {
+  border-radius: 0 0 6px 6px;
+}
+@media (min-width: 1200px) {
+  .nvs-table {
+    border-radius: 6px;
+  }
+}
+.nvs-table :deep(td.el-table__cell),
+.nvs-table :deep(th.el-table__cell) {
+  border-right: none;
+  border-bottom: none;
+}
+.nvs-table :deep(.el-table__inner-wrapper::before) {
+  display: none;
+}
+
+/* Action buttons row */
+.nvs-actions > * {
+  flex-shrink: 0;
+  margin: 0 !important;
+}
+.nvs-actions :deep(.el-button) {
+  --el-button-size: 24px;
+  padding: 4px;
+}
+
+.nvs-io-buttons :deep(.el-button),
+.nvs-io-buttons :deep(.el-tag) {
+  margin-left: 0;
+}
+
+/* Value viewer */
+.nvs-value-viewer {
   font-family: 'Courier New', Courier, monospace;
+  font-size: 12px;
+  line-height: 1.6;
+  overflow: auto;
+  max-height: 400px;
+  background: var(--vp-c-bg-soft);
+  border: 1px solid var(--vp-c-divider);
+  border-radius: 6px;
+  padding: 12px;
+  margin: 0;
+  white-space: pre;
+  color: var(--vp-c-text-1);
+}
+
+/* Responsive editor layout */
+.nvs-editor-layout {
+  display: flex;
+  gap: 16px;
+  align-items: flex-start;
+}
+.nvs-editor-main {
+  flex: 1;
+  min-width: 0;
+}
+.nvs-add-sidebar {
+  width: 260px;
+  flex-shrink: 0;
+  position: sticky;
+  top: calc(var(--vp-nav-height, 64px) + 16px);
+}
+.nvs-add-form {
+  display: flex;
+  flex-direction: column;
+  gap: 10px;
+  padding: 14px;
+  background: var(--vp-c-bg-soft);
+  border: 1px solid var(--vp-c-divider);
+  border-radius: 8px;
+}
+.nvs-add-form-title {
+  font-size: 14px;
+  font-weight: 600;
+  color: var(--vp-c-text-1);
+}
+@media (max-width: 1199px) {
+  .nvs-editor-layout {
+    display: block;
+  }
+  .nvs-add-sidebar {
+    display: none;
+  }
 }
 </style>