diff --git a/src/components/cover/CoverCollapsibleSection.vue b/src/components/cover/CoverCollapsibleSection.vue
new file mode 100644
index 0000000..2236b84
--- /dev/null
+++ b/src/components/cover/CoverCollapsibleSection.vue
@@ -0,0 +1,32 @@
+<script setup>
+import { ref } from "vue";
+
+const props = defineProps({
+  title: { type: String, required: true },
+  defaultOpen: { type: Boolean, default: true },
+  headerExtra: { type: Boolean, default: false },
+});
+
+const open = ref(props.defaultOpen);
+</script>
+
+<template>
+  <div class="rounded-lg border border-slate-600/60 bg-slate-800/40">
+    <div
+      class="flex cursor-pointer items-center justify-between p-3 transition-colors hover:bg-slate-700/30"
+      @click="open = !open"
+    >
+      <div class="flex flex-1 items-center gap-3">
+        <h4 class="text-sm font-semibold text-slate-100">{{ title }}</h4>
+        <slot v-if="headerExtra" name="header-extra" @click.stop />
+      </div>
+      <i
+        class="pi text-slate-400 transition-transform"
+        :class="open ? 'pi-chevron-up' : 'pi-chevron-down'"
+      />
+    </div>
+    <div v-show="open" class="space-y-3 border-t border-slate-600/40 px-3 pb-3 pt-2">
+      <slot />
+    </div>
+  </div>
+</template>
diff --git a/src/components/cover/CoverEditorPreview.vue b/src/components/cover/CoverEditorPreview.vue
new file mode 100644
index 0000000..abcd7a7
--- /dev/null
+++ b/src/components/cover/CoverEditorPreview.vue
@@ -0,0 +1,326 @@
+<script setup>
+import { computed, ref } from "vue";
+import {
+  COVER_CANVAS_HEIGHT,
+  COVER_CANVAS_WIDTH,
+  COVER_PREVIEW_SCALE,
+} from "../../config/coverTemplateDefaults.js";
+import {
+  layoutPersonBox,
+  layoutSubtitle,
+  layoutTitle,
+} from "../../utils/coverPreviewLayout.js";
+
+const props = defineProps({
+  config: { type: Object, required: true },
+});
+
+const emit = defineEmits([
+  "updatePersonPosition",
+  "updateTitlePosition",
+  "updateSubtitlePosition",
+]);
+
+const previewW = COVER_CANVAS_WIDTH * COVER_PREVIEW_SCALE;
+const previewH = COVER_CANVAS_HEIGHT * COVER_PREVIEW_SCALE;
+
+const dragTarget = ref(null);
+const dragEl = ref(null);
+const dragStart = ref(null);
+const isDragging = ref(false);
+
+const showPerson = computed(() => props.config.extractPerson !== false);
+
+const titleLayout = computed(() => {
+  const cfg = {
+    ...props.config,
+    titleText: props.config.titleText?.trim() || "主标题",
+  };
+  return layoutTitle(cfg, COVER_PREVIEW_SCALE);
+});
+
+const subtitleLayout = computed(() => {
+  const cfg = {
+    ...props.config,
+    subtitleText: props.config.subtitleText?.trim() || "副标题",
+  };
+  return layoutSubtitle(cfg, COVER_PREVIEW_SCALE);
+});
+
+const personBox = computed(() =>
+  layoutPersonBox(props.config, COVER_PREVIEW_SCALE),
+);
+
+function titleShadowCss(layers) {
+  const active = (layers || []).filter((l) => l?.enabled !== false);
+  if (!active.length) return "none";
+  return active
+    .map((l) => {
+      const a = (Number(l.opacity) ?? 100) / 100;
+      const hex = String(l.color || "#000").replace("#", "");
+      const r = parseInt(hex.slice(0, 2), 16) || 0;
+      const g = parseInt(hex.slice(2, 4), 16) || 0;
+      const b = parseInt(hex.slice(4, 6), 16) || 0;
+      return `rgba(${r},${g},${b},${a}) ${l.offsetX || 0}px ${l.offsetY || 0}px ${l.blur || 0}px`;
+    })
+    .join(", ");
+}
+
+/**
+ * @param {"title"|"subtitle"} prefix
+ */
+function charStyle(prefix, item, fontSize) {
+  const c = props.config;
+  const layers =
+    prefix === "title" ? c.titleShadowLayers : c.subtitleShadowLayers;
+  const hasText = Boolean(String(c[`${prefix}Text`] || "").trim());
+  return {
+    left: `${item.x}px`,
+    top: `${item.y}px`,
+    transform: "translate(-50%, -50%)",
+    fontFamily: `${c[`${prefix}FontFamily`] || "Microsoft YaHei"}, sans-serif`,
+    fontSize: `${fontSize}px`,
+    fontWeight: c[`${prefix}FontWeight`] || 500,
+    color: hasText ? c[`${prefix}Color`] || "#fff" : "rgb(148 163 184)",
+    WebkitTextStroke: c[`${prefix}StrokeWidth`]
+      ? `${c[`${prefix}StrokeWidth`]}px ${c[`${prefix}StrokeColor`] || "#000"}`
+      : undefined,
+    textShadow: titleShadowCss(layers),
+    lineHeight: 1,
+    whiteSpace: "pre",
+  };
+}
+
+function boxOverlayStyle(box, rotation = 0) {
+  return {
+    left: `${box.left}px`,
+    top: `${box.top}px`,
+    width: `${Math.max(box.width, 24)}px`,
+    height: `${Math.max(box.height, 24)}px`,
+    transform: rotation ? `rotate(${rotation}deg)` : undefined,
+    transformOrigin: "center center",
+  };
+}
+
+function getPos(posKey) {
+  const pos = props.config[posKey];
+  if (pos && typeof pos === "object" && "x" in pos && "y" in pos) {
+    return { x: Number(pos.x) || 50, y: Number(pos.y) || 50 };
+  }
+  return { x: 50, y: 50 };
+}
+
+function emitPosition(target, pos) {
+  const clamped = {
+    x: Math.max(0, Math.min(100, Math.round(pos.x * 10) / 10)),
+    y: Math.max(0, Math.min(100, Math.round(pos.y * 10) / 10)),
+  };
+  if (target === "person") emit("updatePersonPosition", clamped);
+  else if (target === "title") emit("updateTitlePosition", clamped);
+  else if (target === "subtitle") emit("updateSubtitlePosition", clamped);
+}
+
+function onPointerDown(event, target) {
+  const el = event.currentTarget;
+  if (!(el instanceof HTMLElement)) return;
+
+  event.preventDefault();
+  event.stopPropagation();
+
+  const posKey =
+    target === "person"
+      ? "personPosition"
+      : target === "title"
+        ? "titlePosition"
+        : "subtitlePosition";
+
+  dragTarget.value = target;
+  dragEl.value = el;
+  isDragging.value = true;
+  dragStart.value = {
+    clientX: event.clientX,
+    clientY: event.clientY,
+    pos: getPos(posKey),
+  };
+
+  try {
+    el.setPointerCapture(event.pointerId);
+  } catch {
+    /* 部分环境不支持 */
+  }
+
+  window.addEventListener("pointermove", onPointerMove, { passive: false });
+  window.addEventListener("pointerup", onPointerUp);
+  window.addEventListener("pointercancel", onPointerUp);
+}
+
+function onPointerMove(event) {
+  if (!dragTarget.value || !dragStart.value) return;
+  event.preventDefault();
+
+  const dx = event.clientX - dragStart.value.clientX;
+  const dy = event.clientY - dragStart.value.clientY;
+  const nx = dragStart.value.pos.x + (dx / previewW) * 100;
+  const ny = dragStart.value.pos.y + (dy / previewH) * 100;
+  emitPosition(dragTarget.value, { x: nx, y: ny });
+}
+
+function onPointerUp(event) {
+  if (dragEl.value && event?.pointerId != null) {
+    try {
+      dragEl.value.releasePointerCapture(event.pointerId);
+    } catch {
+      /* ignore */
+    }
+  }
+  dragTarget.value = null;
+  dragEl.value = null;
+  dragStart.value = null;
+  isDragging.value = false;
+  window.removeEventListener("pointermove", onPointerMove);
+  window.removeEventListener("pointerup", onPointerUp);
+  window.removeEventListener("pointercancel", onPointerUp);
+}
+
+const personBorderStyle = computed(() => {
+  const c = props.config;
+  if (!c.personBorderEnabled) return {};
+  const w = Math.max(2, (c.personBorderWidth || 4) * COVER_PREVIEW_SCALE * 0.15);
+  const color = c.personBorderColor || "#fff";
+  if (c.personBorderStyle === "dashed") {
+    return { outline: `${w}px dashed ${color}`, outlineOffset: "2px" };
+  }
+  return { outline: `${w}px solid ${color}`, outlineOffset: "2px" };
+});
+
+function overlayClass(target) {
+  const active = isDragging.value && dragTarget.value === target;
+  return [
+    "cover-drag-overlay",
+    active ? "cover-drag-overlay--active" : "",
+  ];
+}
+</script>
+
+<template>
+  <div class="flex h-full flex-col">
+    <div class="mb-3 flex justify-end gap-2">
+      <slot name="actions" />
+    </div>
+    <div
+      class="flex flex-1 items-center justify-center overflow-visible rounded-lg bg-slate-700/50 p-4"
+    >
+      <div
+        class="cover-preview-canvas relative bg-gradient-to-b from-slate-500 to-slate-800 shadow-lg"
+        :style="{ width: `${previewW}px`, height: `${previewH}px` }"
+      >
+        <!-- 主标题：逐字定位（与 Python 横/竖排一致） -->
+        <span
+          v-for="(item, i) in titleLayout.chars"
+          :key="`t-${i}`"
+          class="pointer-events-none absolute select-none"
+          :style="charStyle('title', item, titleLayout.fontSize)"
+        >{{ item.char }}</span>
+
+        <!-- 副标题 -->
+        <span
+          v-for="(item, i) in subtitleLayout.chars"
+          :key="`s-${i}`"
+          class="pointer-events-none absolute select-none"
+          :style="charStyle('subtitle', item, subtitleLayout.fontSize)"
+        >{{ item.char }}</span>
+
+        <!-- 人像拖拽区 -->
+        <div
+          v-if="showPerson"
+          :class="overlayClass('person')"
+          class="cover-drag-overlay cover-drag-overlay--person"
+          :style="{
+            ...boxOverlayStyle(personBox),
+            ...personBorderStyle,
+            zIndex: 71,
+          }"
+          @pointerdown="onPointerDown($event, 'person')"
+        >
+          <div
+            class="pointer-events-none flex h-full flex-col items-center justify-center gap-1 p-2 text-center"
+          >
+            <span class="text-[11px] font-medium text-blue-100">人像</span>
+            <span class="text-[10px] text-blue-200/80">拖拽移动</span>
+          </div>
+        </div>
+
+        <!-- 主标题拖拽区 -->
+        <div
+          :class="overlayClass('title')"
+          class="cover-drag-overlay cover-drag-overlay--title"
+          :style="{
+            ...boxOverlayStyle(titleLayout.box, config.titleRotation || 0),
+            zIndex: 80,
+          }"
+          @pointerdown="onPointerDown($event, 'title')"
+        />
+
+        <!-- 副标题拖拽区 -->
+        <div
+          :class="overlayClass('subtitle')"
+          class="cover-drag-overlay cover-drag-overlay--subtitle"
+          :style="{
+            ...boxOverlayStyle(
+              subtitleLayout.box,
+              config.subtitleRotation || 0,
+            ),
+            zIndex: 75,
+          }"
+          @pointerdown="onPointerDown($event, 'subtitle')"
+        />
+      </div>
+    </div>
+    <p class="mt-2 text-center text-xs text-slate-500">
+      在预览区按住蓝色/绿色框拖拽调整位置；左侧数值会同步更新
+    </p>
+  </div>
+</template>
+
+<style scoped>
+.cover-preview-canvas {
+  touch-action: none;
+  user-select: none;
+}
+
+.cover-drag-overlay {
+  position: absolute;
+  cursor: grab;
+  touch-action: none;
+  user-select: none;
+  border: 2px dashed;
+  border-radius: 6px;
+  box-sizing: border-box;
+}
+
+.cover-drag-overlay:active,
+.cover-drag-overlay--active {
+  cursor: grabbing;
+}
+
+.cover-drag-overlay--person {
+  border-color: rgb(96 165 250 / 0.9);
+  background: rgb(59 130 246 / 0.25);
+}
+
+.cover-drag-overlay--title {
+  border-color: rgb(52 211 153 / 0.85);
+  background: rgb(16 185 129 / 0.12);
+}
+
+.cover-drag-overlay--subtitle {
+  border-color: rgb(250 204 21 / 0.85);
+  background: rgb(234 179 8 / 0.1);
+}
+
+.cover-drag-overlay--active {
+  box-shadow:
+    0 0 0 2px rgb(255 255 255 / 0.5),
+    0 0 0 4px rgb(59 130 246 / 0.45);
+}
+</style>
diff --git a/src/components/cover/CoverPreviewCard.vue b/src/components/cover/CoverPreviewCard.vue
new file mode 100644
index 0000000..8ffd010
--- /dev/null
+++ b/src/components/cover/CoverPreviewCard.vue
@@ -0,0 +1,221 @@
+<script setup>
+import { computed } from "vue";
+import { isAdvancedCoverConfig } from "../../config/coverTemplates.js";
+
+const props = defineProps({
+  template: { type: Object, required: true },
+  isSelected: { type: Boolean, default: false },
+  isSystem: { type: Boolean, default: false },
+});
+
+const emit = defineEmits(["select", "edit", "clone", "export", "delete"]);
+
+const cfg = computed(() => props.template?.config || {});
+
+const previewStyle = computed(() => {
+  const c = cfg.value;
+  const pos = c.titlePosition || "bottom";
+  const align =
+    pos === "top" ? "flex-start" : pos === "center" ? "center" : "flex-end";
+  const accent = c.titleFontColor || c.titleColor || "#ffffff";
+  const advanced = isAdvancedCoverConfig(c);
+  return {
+    justifyContent: align,
+    background: advanced
+      ? "linear-gradient(160deg, #1e293b 0%, #334155 45%, #0f172a 100%)"
+      : "linear-gradient(180deg, #475569 0%, #1e293b 55%, #0f172a 100%)",
+    "--title-color": accent,
+  };
+});
+
+const titleSample = computed(() => {
+  const c = cfg.value;
+  if (c.extractPerson) return "人物封面";
+  if (c.titleStrokeWidth) return "描边标题";
+  return "封面标题";
+});
+
+const metaLine = computed(() => {
+  const c = cfg.value;
+  const parts = [];
+  if (c.extractPerson) parts.push("抠图");
+  if (c.backgroundBlurEnabled || c.blurBackground) parts.push("虚化");
+  if (c.titleStrokeWidth) parts.push("描边");
+  if (!parts.length) parts.push("快速");
+  return parts.join(" · ");
+});
+
+function onThumbError(event) {
+  event.target.style.display = "none";
+}
+</script>
+
+<template>
+  <div
+    class="cover-template-item"
+    :class="{ selected: isSelected }"
+    role="button"
+    tabindex="0"
+    @click="emit('select', template)"
+    @keydown.enter="emit('select', template)"
+  >
+    <div class="template-thumbnail">
+      <img
+        v-if="template.thumbnailPath"
+        :src="template.thumbnailPath"
+        :alt="template.name"
+        @error="onThumbError"
+      />
+      <div v-else class="placeholder" :style="previewStyle">
+        <span class="sample-title">{{ titleSample }}</span>
+        <span class="sample-meta">{{ metaLine }}</span>
+      </div>
+    </div>
+
+    <div class="template-details">
+      <div class="template-name">
+        {{ template.name }}
+        <span v-if="isSystem" class="system-tag">系统模板</span>
+      </div>
+      <div class="template-info">
+        <span v-if="template.description">{{ template.description }}</span>
+        <span v-if="template.createdAt">
+          创建: {{ new Date(template.createdAt).toLocaleDateString("zh-CN") }}
+        </span>
+      </div>
+    </div>
+
+    <div class="action-buttons" @click.stop>
+      <Button label="编辑" size="small" severity="secondary" rounded @click="emit('edit', template)" />
+      <Button label="复制" size="small" severity="secondary" rounded @click="emit('clone', template)" />
+      <Button label="导出" size="small" severity="secondary" rounded @click="emit('export', template)" />
+      <Button
+        v-if="!isSystem"
+        label="删除"
+        size="small"
+        severity="danger"
+        rounded
+        text
+        @click="emit('delete', template)"
+      />
+    </div>
+  </div>
+</template>
+
+<style scoped>
+.cover-template-item {
+  display: flex;
+  flex-direction: column;
+  gap: 8px;
+  padding: 10px;
+  border: 2px solid rgb(51 65 85 / 0.6);
+  border-radius: 12px;
+  cursor: pointer;
+  transition: border-color 0.2s ease, background-color 0.2s ease;
+  min-width: 0;
+}
+
+.cover-template-item:hover {
+  border-color: rgb(96 165 250 / 0.7);
+  background-color: rgb(30 58 138 / 0.15);
+}
+
+.cover-template-item.selected {
+  border-color: rgb(59 130 246);
+  background-color: rgb(30 64 175 / 0.25);
+}
+
+.template-thumbnail {
+  width: 100%;
+  aspect-ratio: 9 / 16;
+  min-height: 200px;
+  max-height: min(46vh, 360px);
+  border-radius: 10px;
+  background-color: rgb(15 23 42);
+  overflow: hidden;
+  display: flex;
+  align-items: center;
+  justify-content: center;
+}
+
+.template-thumbnail img {
+  width: 100%;
+  height: 100%;
+  object-fit: contain;
+  display: block;
+}
+
+.placeholder {
+  width: 100%;
+  height: 100%;
+  display: flex;
+  flex-direction: column;
+  align-items: center;
+  justify-content: flex-end;
+  padding: 12% 8% 14%;
+  box-sizing: border-box;
+}
+
+.sample-title {
+  font-size: clamp(14px, 4vw, 20px);
+  font-weight: 700;
+  color: var(--title-color, #fff);
+  text-shadow: 0 2px 8px rgb(0 0 0 / 0.5);
+  text-align: center;
+  line-height: 1.3;
+}
+
+.sample-meta {
+  margin-top: 8px;
+  font-size: 11px;
+  color: rgb(148 163 184);
+}
+
+.template-details {
+  display: flex;
+  flex-direction: column;
+  gap: 4px;
+  min-width: 0;
+}
+
+.template-name {
+  font-size: 13px;
+  font-weight: 600;
+  color: rgb(226 232 240);
+  display: flex;
+  align-items: center;
+  gap: 6px;
+  flex-wrap: wrap;
+  line-height: 1.35;
+}
+
+.system-tag {
+  color: rgb(250 204 21);
+  font-size: 10px;
+  background: rgb(250 204 21 / 0.12);
+  padding: 2px 6px;
+  border-radius: 999px;
+  white-space: nowrap;
+}
+
+.template-info {
+  display: flex;
+  flex-direction: column;
+  gap: 2px;
+  font-size: 11px;
+  color: rgb(100 116 139);
+}
+
+.action-buttons {
+  display: flex;
+  flex-wrap: wrap;
+  gap: 6px;
+  justify-content: center;
+}
+
+.action-buttons :deep(.p-button) {
+  flex: 1;
+  min-width: 64px;
+  font-size: 12px;
+}
+</style>
diff --git a/src/components/cover/CoverShadowLayersEditor.vue b/src/components/cover/CoverShadowLayersEditor.vue
new file mode 100644
index 0000000..803fe3b
--- /dev/null
+++ b/src/components/cover/CoverShadowLayersEditor.vue
@@ -0,0 +1,100 @@
+<script setup>
+const layers = defineModel("layers", { type: Array, default: () => [] });
+
+const presets = [
+  {
+    label: "经典三层",
+    layers: [
+      { enabled: true, offsetX: -2, offsetY: -2, blur: 12, color: "#000000", opacity: 100 },
+      { enabled: true, offsetX: 2, offsetY: 2, blur: 16, color: "#000000", opacity: 100 },
+      { enabled: true, offsetX: 0, offsetY: 0, blur: 14, color: "#000000", opacity: 100 },
+    ],
+  },
+  {
+    label: "柔和双层",
+    layers: [
+      { enabled: true, offsetX: -1, offsetY: -1, blur: 4, color: "#FFFFFF", opacity: 60 },
+      { enabled: true, offsetX: 2, offsetY: 2, blur: 2, color: "#000000", opacity: 65 },
+    ],
+  },
+];
+
+function addLayer() {
+  layers.value = [
+    ...(layers.value || []),
+    { enabled: true, offsetX: 0, offsetY: 0, blur: 8, color: "#000000", opacity: 100 },
+  ];
+}
+
+function removeLayer(index) {
+  layers.value = (layers.value || []).filter((_, i) => i !== index);
+}
+
+function applyPreset(preset) {
+  layers.value = preset.layers.map((l) => ({ ...l }));
+}
+</script>
+
+<template>
+  <div class="space-y-2">
+    <div class="flex flex-wrap items-center justify-between gap-2">
+      <span class="text-sm font-medium text-slate-200">多层阴影</span>
+      <div class="flex flex-wrap gap-1">
+        <Button label="添加阴影层" size="small" @click="addLayer" />
+        <Button
+          v-for="p in presets"
+          :key="p.label"
+          :label="p.label"
+          size="small"
+          severity="secondary"
+          outlined
+          @click="applyPreset(p)"
+        />
+      </div>
+    </div>
+
+    <div
+      v-for="(layer, index) in layers"
+      :key="index"
+      class="rounded-lg border border-slate-600/50 bg-slate-900/50 p-3"
+    >
+      <div class="mb-2 flex items-center justify-between">
+        <span class="text-xs font-medium text-slate-300">阴影层 {{ index + 1 }}</span>
+        <div class="flex items-center gap-2">
+          <ToggleSwitch v-model="layer.enabled" />
+          <Button
+            icon="pi pi-trash"
+            size="small"
+            severity="danger"
+            text
+            @click="removeLayer(index)"
+          />
+        </div>
+      </div>
+      <div class="grid grid-cols-2 gap-2">
+        <div>
+          <label class="mb-0.5 block text-xs text-slate-500">X: {{ layer.offsetX }}px</label>
+          <input v-model.number="layer.offsetX" type="range" min="-20" max="20" step="1" class="w-full" />
+        </div>
+        <div>
+          <label class="mb-0.5 block text-xs text-slate-500">Y: {{ layer.offsetY }}px</label>
+          <input v-model.number="layer.offsetY" type="range" min="-20" max="20" step="1" class="w-full" />
+        </div>
+      </div>
+      <div class="mt-2">
+        <label class="mb-0.5 block text-xs text-slate-500">模糊: {{ layer.blur }}px</label>
+        <input v-model.number="layer.blur" type="range" min="0" max="30" step="1" class="w-full" />
+      </div>
+      <div class="mt-2 grid grid-cols-2 gap-2">
+        <div>
+          <label class="mb-0.5 block text-xs text-slate-500">颜色</label>
+          <input v-model="layer.color" type="color" class="h-7 w-full cursor-pointer rounded border border-slate-600" />
+        </div>
+        <div>
+          <label class="mb-0.5 block text-xs text-slate-500">透明度: {{ layer.opacity }}%</label>
+          <input v-model.number="layer.opacity" type="range" min="0" max="100" step="5" class="w-full" />
+        </div>
+      </div>
+    </div>
+  </div>
+</template>
diff --git a/src/components/cover/CoverTemplateDialog.vue b/src/components/cover/CoverTemplateDialog.vue
new file mode 100644
index 0000000..c13df16
--- /dev/null
+++ b/src/components/cover/CoverTemplateDialog.vue
@@ -0,0 +1,455 @@
+<script setup>
+import { computed, ref, watch } from "vue";
+import { storeToRefs } from "pinia";
+import { useWorkflowStore } from "../../stores/workflow.js";
+import CoverPreviewCard from "./CoverPreviewCard.vue";
+import CoverTemplateEditor from "./CoverTemplateEditor.vue";
+import {
+  cloneCoverTemplate,
+  createBlankCoverTemplate,
+  downloadCoverTemplatesJson,
+  getCoverTemplateById,
+  isSystemCoverTemplateId,
+  loadAllCoverTemplates,
+  loadCustomCoverTemplates,
+  parseImportedCoverTemplates,
+  saveCustomCoverTemplates,
+  upsertCustomCoverTemplate,
+} from "../../services/coverTemplateCatalog.js";
+import { createCoverEditDraft } from "../../utils/coverTemplateDraft.js";
+import { chooseCoverMaterial } from "../../services/coverGenerate.js";
+
+const visible = defineModel("visible", { type: Boolean, default: false });
+
+const props = defineProps({
+  selectedId: { type: String, default: "" },
+});
+
+const emit = defineEmits(["apply", "update:selectedId"]);
+
+const workflow = useWorkflowStore();
+const { coverCustomVideoPath, titleGenerated } = storeToRefs(workflow);
+
+const templates = ref([]);
+const loading = ref(false);
+const applying = ref(false);
+const feedback = ref({ severity: "", message: "" });
+const fileInputRef = ref(null);
+const pendingSelectedId = ref("");
+
+const editMode = ref(false);
+const editingDraft = ref(null);
+
+const selectedTemplateId = computed({
+  get: () => pendingSelectedId.value || props.selectedId,
+  set: (id) => {
+    pendingSelectedId.value = id;
+    emit("update:selectedId", id);
+  },
+});
+
+const materialFileName = computed(() => {
+  const p = String(coverCustomVideoPath.value || "").trim();
+  if (!p) return "";
+  const parts = p.replace(/\\/g, "/").split("/");
+  return parts[parts.length - 1] || p;
+});
+
+function showMsg(severity, message) {
+  feedback.value = { severity, message };
+}
+
+async function refreshTemplates() {
+  loading.value = true;
+  feedback.value = { severity: "", message: "" };
+  try {
+    templates.value = loadAllCoverTemplates();
+    if (!pendingSelectedId.value && props.selectedId) {
+      pendingSelectedId.value = props.selectedId;
+    }
+    if (!selectedTemplateId.value && templates.value.length) {
+      selectedTemplateId.value = templates.value[0].id;
+    }
+  } catch (err) {
+    const msg = err instanceof Error ? err.message : String(err);
+    showMsg("error", `加载模板失败：${msg}`);
+    templates.value = [];
+  } finally {
+    loading.value = false;
+  }
+}
+
+watch(visible, (open) => {
+  if (open) {
+    editMode.value = false;
+    editingDraft.value = null;
+    pendingSelectedId.value = props.selectedId || workflow.coverTemplateId || "default";
+    refreshTemplates();
+  }
+});
+
+function selectTemplate(template) {
+  selectedTemplateId.value = template.id;
+}
+
+async function onPickMaterial() {
+  feedback.value = { severity: "", message: "" };
+  const result = await chooseCoverMaterial(workflow);
+  if (result?.message) showMsg(result.ok ? "success" : "error", result.message);
+}
+
+function onClearMaterial() {
+  workflow.coverCustomVideoPath = "";
+  showMsg("success", "已清除自定义素材");
+}
+
+function onExportAll() {
+  downloadCoverTemplatesJson(templates.value, "cover-templates-all.json");
+  showMsg("success", `已导出全部模板（共 ${templates.value.length} 个）`);
+}
+
+function onExportOne(template) {
+  downloadCoverTemplatesJson(
+    [template],
+    `cover-template-${(template.name || template.id).replace(/[\s/\\:*?"<>|]/g, "_")}.json`,
+  );
+  showMsg("success", `已导出「${template.name}」`);
+}
+
+function onImportClick() {
+  fileInputRef.value?.click();
+}
+
+async function onImportFile(event) {
+  const file = event.target.files?.[0];
+  event.target.value = "";
+  if (!file) return;
+  try {
+    const imported = await parseImportedCoverTemplates(file);
+    const custom = loadCustomCoverTemplates();
+    const merged = [...custom];
+    for (const item of imported) {
+      const idx = merged.findIndex((t) => t.id === item.id);
+      if (idx >= 0) merged[idx] = item;
+      else merged.push(item);
+    }
+    saveCustomCoverTemplates(merged);
+    await refreshTemplates();
+    showMsg("success", `已导入 ${imported.length} 个模板`);
+  } catch (err) {
+    const msg = err instanceof Error ? err.message : String(err);
+    showMsg("error", `导入失败：${msg}`);
+  }
+}
+
+function onNewTemplate() {
+  enterEditMode(createBlankCoverTemplate(), true);
+}
+
+function onClone(template) {
+  const created = cloneCoverTemplate(template);
+  enterEditMode(created, true);
+  showMsg("success", `已复制为「${created.name}」，请编辑后保存`);
+}
+
+function onDelete(template) {
+  if (isSystemCoverTemplateId(template.id)) {
+    showMsg("error", "系统模板不可删除");
+    return;
+  }
+  if (!window.confirm(`确定删除模板「${template.name}」？`)) return;
+  const custom = loadCustomCoverTemplates().filter((t) => t.id !== template.id);
+  saveCustomCoverTemplates(custom);
+  if (selectedTemplateId.value === template.id) {
+    selectedTemplateId.value = "default";
+  }
+  refreshTemplates();
+  showMsg("success", "模板已删除");
+}
+
+function enterEditMode(template, isNew = false) {
+  const base = isNew ? template : JSON.parse(JSON.stringify(template));
+  editingDraft.value = createCoverEditDraft(base, titleGenerated.value || "");
+  if (isNew && editingDraft.value) {
+    editingDraft.value.id = base.id || `cover_custom_${Date.now()}`;
+  }
+  editMode.value = true;
+  feedback.value = { severity: "", message: "" };
+}
+
+function onEdit(template) {
+  if (isSystemCoverTemplateId(template.id)) {
+    const cloned = cloneCoverTemplate(template);
+    enterEditMode(cloned, true);
+    showMsg("success", "系统模板已复制为可编辑副本，保存后将加入自定义模板");
+    return;
+  }
+  enterEditMode(template);
+}
+
+function cancelEdit() {
+  editMode.value = false;
+  editingDraft.value = null;
+}
+
+function confirmSaveTemplate() {
+  const name = String(editingDraft.value?.name || "").trim();
+  if (!name) {
+    showMsg("error", "请输入模板名称");
+    return;
+  }
+  const saved = upsertCustomCoverTemplate({
+    ...editingDraft.value,
+    name,
+    config: { ...editingDraft.value.config },
+  });
+  selectedTemplateId.value = saved.id;
+  editMode.value = false;
+  editingDraft.value = null;
+  refreshTemplates();
+  showMsg("success", `模板「${saved.name}」已保存`);
+}
+
+async function onApply() {
+  if (!selectedTemplateId.value) {
+    showMsg("error", "请选择一个模板");
+    return;
+  }
+  applying.value = true;
+  try {
+    const tpl = getCoverTemplateById(selectedTemplateId.value);
+    if (!tpl) {
+      showMsg("error", "获取模板失败");
+      return;
+    }
+    workflow.coverTemplateId = tpl.id;
+    workflow.coverTemplate = JSON.parse(JSON.stringify(tpl));
+    emit("apply", tpl);
+    visible.value = false;
+    showMsg("success", "封面配置已应用");
+  } finally {
+    applying.value = false;
+  }
+}
+
+function closeDialog() {
+  visible.value = false;
+}
+</script>
+
+<template>
+  <Dialog
+    v-model:visible="visible"
+    header="封面设置"
+    modal
+    :style="{ width: editMode ? 'min(1280px, 98vw)' : 'min(1120px, 96vw)' }"
+    :content-style="{ padding: 0 }"
+    :closable="!applying"
+  >
+    <div class="cover-settings-container">
+      <template v-if="!editMode">
+        <div class="control-bar">
+          <div class="control-left">
+            <h3 class="control-title">素材和模板</h3>
+          </div>
+          <div class="control-actions">
+            <Button
+              label="选择素材文件"
+              size="small"
+              icon="pi pi-upload"
+              @click="onPickMaterial"
+            />
+            <Button
+              v-if="coverCustomVideoPath"
+              label="清除"
+              size="small"
+              severity="danger"
+              outlined
+              icon="pi pi-times"
+              @click="onClearMaterial"
+            />
+            <span class="divider" aria-hidden="true" />
+            <Button
+              label="导出全部"
+              size="small"
+              severity="secondary"
+              icon="pi pi-download"
+              :disabled="!templates.length"
+              @click="onExportAll"
+            />
+            <Button
+              label="导入模板"
+              size="small"
+              outlined
+              icon="pi pi-upload"
+              @click="onImportClick"
+            />
+            <Button
+              label="创建新模板"
+              size="small"
+              icon="pi pi-plus"
+              @click="onNewTemplate"
+            />
+          </div>
+        </div>
+
+        <p v-if="materialFileName" class="selected-file">
+          ✓ 已选择素材: {{ materialFileName }}
+        </p>
+
+        <p
+          v-if="feedback.message && !editMode"
+          class="mx-4 text-sm"
+          :class="feedback.severity === 'error' ? 'text-red-400' : 'text-emerald-400'"
+        >
+          {{ feedback.message }}
+        </p>
+
+        <div class="section">
+          <div v-if="loading" class="py-12 text-center text-sm text-slate-400">
+            正在加载封面模板…
+          </div>
+
+          <div v-else-if="templates.length" class="template-list">
+            <CoverPreviewCard
+              v-for="tpl in templates"
+              :key="tpl.id"
+              :template="tpl"
+              :is-selected="selectedTemplateId === tpl.id"
+              :is-system="tpl.is_system === 1 || tpl.isSystem || isSystemCoverTemplateId(tpl.id)"
+              @select="selectTemplate"
+              @edit="onEdit"
+              @clone="onClone"
+              @export="onExportOne"
+              @delete="onDelete"
+            />
+          </div>
+
+          <div v-else class="empty-state">
+            <p class="mb-3 text-slate-400">暂无模板</p>
+            <Button label="创建第一个模板" size="small" @click="onNewTemplate" />
+          </div>
+        </div>
+
+        <div class="dialog-footer">
+          <Button label="取消" size="small" severity="secondary" text @click="closeDialog" />
+          <Button
+            label="应用配置"
+            size="small"
+            icon="pi pi-check"
+            :loading="applying"
+            @click="onApply"
+          />
+        </div>
+      </template>
+
+      <template v-else>
+        <div class="min-h-0 flex-1 overflow-hidden px-2 py-2">
+          <CoverTemplateEditor
+            v-model:draft="editingDraft"
+            :reference-text="titleGenerated || ''"
+            @save="confirmSaveTemplate"
+            @cancel="cancelEdit"
+          />
+        </div>
+      </template>
+    </div>
+
+    <input
+      ref="fileInputRef"
+      type="file"
+      accept="application/json,.json"
+      class="hidden"
+      @change="onImportFile"
+    />
+  </Dialog>
+</template>
+
+<style scoped>
+.cover-settings-container {
+  display: flex;
+  flex-direction: column;
+  gap: 8px;
+  max-height: min(92vh, 900px);
+  overflow: hidden;
+}
+
+.control-bar {
+  display: flex;
+  justify-content: space-between;
+  align-items: center;
+  gap: 12px;
+  padding: 12px 16px 8px;
+  border-bottom: 1px solid rgb(51 65 85 / 0.5);
+  flex-shrink: 0;
+  flex-wrap: wrap;
+}
+
+.control-title {
+  margin: 0;
+  font-size: 14px;
+  font-weight: 600;
+  color: rgb(226 232 240);
+}
+
+.control-actions {
+  display: flex;
+  flex-wrap: wrap;
+  align-items: center;
+  gap: 8px;
+}
+
+.divider {
+  width: 1px;
+  height: 20px;
+  background: rgb(71 85 105);
+  margin: 0 2px;
+}
+
+.selected-file {
+  padding: 0 16px;
+  font-size: 12px;
+  color: rgb(52 211 153);
+  flex-shrink: 0;
+}
+
+.section {
+  flex: 1;
+  overflow: hidden;
+  padding: 0 16px 8px;
+  min-height: 0;
+}
+
+.template-list {
+  display: grid;
+  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
+  gap: 14px;
+  max-height: min(62vh, 560px);
+  overflow-y: auto;
+  padding-right: 6px;
+  align-content: start;
+}
+
+.template-list::-webkit-scrollbar {
+  width: 6px;
+}
+
+.template-list::-webkit-scrollbar-thumb {
+  background: rgb(71 85 105);
+  border-radius: 3px;
+}
+
+.empty-state {
+  padding: 48px 16px;
+  text-align: center;
+}
+
+.dialog-footer {
+  display: flex;
+  justify-content: flex-end;
+  gap: 8px;
+  padding: 10px 16px 14px;
+  border-top: 1px solid rgb(51 65 85 / 0.5);
+  flex-shrink: 0;
+}
+</style>
diff --git a/src/components/cover/CoverTemplateEditor.vue b/src/components/cover/CoverTemplateEditor.vue
new file mode 100644
index 0000000..3a90c1f
--- /dev/null
+++ b/src/components/cover/CoverTemplateEditor.vue
@@ -0,0 +1,546 @@
+<script setup>
+import { computed, watch } from "vue";
+import CoverCollapsibleSection from "./CoverCollapsibleSection.vue";
+import CoverShadowLayersEditor from "./CoverShadowLayersEditor.vue";
+import CoverEditorPreview from "./CoverEditorPreview.vue";
+import { COVER_FONT_OPTIONS } from "../../config/coverTemplateDefaults.js";
+import { syncCoverTextsFromReference } from "../../utils/coverTemplateDraft.js";
+
+const draft = defineModel("draft", { type: Object, required: true });
+
+const props = defineProps({
+  referenceText: { type: String, default: "" },
+});
+
+const emit = defineEmits(["save", "cancel"]);
+
+const config = computed({
+  get: () => draft.value?.config || {},
+  set: (val) => {
+    if (draft.value) draft.value.config = val;
+  },
+});
+
+watch(
+  () => [
+    props.referenceText,
+    config.value.autoSplitText,
+    config.value.titleMaxLength,
+    config.value.subtitleMaxLength,
+  ],
+  () => {
+    if (draft.value) syncCoverTextsFromReference(draft.value, props.referenceText);
+  },
+  { immediate: true },
+);
+
+function updatePosition(key, pos) {
+  if (!draft.value) return;
+  const next = { ...draft.value.config };
+  next[key] = { x: pos.x, y: pos.y };
+  draft.value.config = next;
+}
+
+function onSave() {
+  emit("save");
+}
+
+function onCancel() {
+  emit("cancel");
+}
+</script>
+
+<template>
+  <div v-if="draft" class="flex h-[80vh] gap-4 overflow-hidden">
+    <!-- 左侧设置 -->
+    <div class="w-80 shrink-0 overflow-y-auto pr-1">
+      <div class="space-y-3">
+        <div>
+          <label class="mb-1 block text-sm font-medium text-slate-200">模板名称</label>
+          <InputText v-model="draft.name" class="w-full" placeholder="输入模板名称" />
+        </div>
+
+        <CoverCollapsibleSection title="基础设置">
+          <div>
+            <div class="mb-2 flex items-center justify-between">
+              <label class="text-sm text-slate-300">背景模糊</label>
+              <ToggleSwitch v-model="config.backgroundBlurEnabled" />
+            </div>
+            <div v-if="config.backgroundBlurEnabled">
+              <label class="mb-1 block text-xs text-slate-400">
+                模糊度: {{ config.backgroundBlurIntensity }}
+              </label>
+              <input
+                v-model.number="config.backgroundBlurIntensity"
+                type="range"
+                min="1"
+                max="100"
+                step="1"
+                class="w-full"
+              />
+            </div>
+          </div>
+
+          <div>
+            <div class="mb-2 flex items-center justify-between">
+              <label class="text-sm text-slate-300">人物描边</label>
+              <ToggleSwitch v-model="config.personBorderEnabled" />
+            </div>
+            <div v-if="config.personBorderEnabled" class="space-y-2">
+              <div>
+                <label class="mb-1 block text-xs text-slate-400">描边样式</label>
+                <div class="flex gap-2">
+                  <Button
+                    label="实线"
+                    size="small"
+                    :severity="config.personBorderStyle === 'solid' ? 'primary' : 'secondary'"
+                    :outlined="config.personBorderStyle !== 'solid'"
+                    @click="config.personBorderStyle = 'solid'"
+                  />
+                  <Button
+                    label="虚线"
+                    size="small"
+                    :severity="config.personBorderStyle === 'dashed' ? 'primary' : 'secondary'"
+                    :outlined="config.personBorderStyle !== 'dashed'"
+                    @click="config.personBorderStyle = 'dashed'"
+                  />
+                </div>
+              </div>
+              <div>
+                <label class="mb-1 block text-xs text-slate-400">描边颜色</label>
+                <div class="flex gap-2">
+                  <input
+                    v-model="config.personBorderColor"
+                    type="color"
+                    class="h-8 w-12 cursor-pointer rounded border border-slate-600"
+                  />
+                  <InputText v-model="config.personBorderColor" class="flex-1 text-sm" />
+                </div>
+              </div>
+              <div>
+                <label class="mb-1 block text-xs text-slate-400">
+                  描边粗细: {{ config.personBorderWidth }}px
+                </label>
+                <input
+                  v-model.number="config.personBorderWidth"
+                  type="range"
+                  min="2"
+                  max="200"
+                  step="2"
+                  class="w-full"
+                />
+              </div>
+            </div>
+          </div>
+
+          <div>
+            <div class="mb-2 flex items-center justify-between">
+              <label class="text-sm text-slate-300">文字自动拆分</label>
+              <ToggleSwitch v-model="config.autoSplitText" />
+            </div>
+            <div v-if="config.autoSplitText" class="space-y-2">
+              <div>
+                <label class="mb-1 block text-xs text-slate-400">
+                  主标题最大字数: {{ config.titleMaxLength }}
+                </label>
+                <input
+                  v-model.number="config.titleMaxLength"
+                  type="range"
+                  min="1"
+                  max="20"
+                  step="1"
+                  class="w-full"
+                />
+              </div>
+              <div>
+                <label class="mb-1 block text-xs text-slate-400">
+                  副标题最大字数: {{ config.subtitleMaxLength }}
+                </label>
+                <input
+                  v-model.number="config.subtitleMaxLength"
+                  type="range"
+                  min="1"
+                  max="20"
+                  step="1"
+                  class="w-full"
+                />
+              </div>
+            </div>
+          </div>
+        </CoverCollapsibleSection>
+
+        <CoverCollapsibleSection title="人像设置">
+          <div>
+            <label class="mb-1 block text-xs text-slate-400">大小: {{ config.personSize }}%</label>
+            <input
+              v-model.number="config.personSize"
+              type="range"
+              min="10"
+              max="100"
+              step="5"
+              class="w-full"
+            />
+          </div>
+          <div>
+            <label class="mb-1 block text-xs text-slate-400">位置</label>
+            <div class="grid grid-cols-2 gap-2">
+              <div>
+                <label class="text-xs text-slate-500">X: {{ config.personPosition?.x }}%</label>
+                <InputNumber
+                  v-model="config.personPosition.x"
+                  :min="0"
+                  :max="100"
+                  class="w-full"
+                />
+              </div>
+              <div>
+                <label class="text-xs text-slate-500">Y: {{ config.personPosition?.y }}%</label>
+                <InputNumber
+                  v-model="config.personPosition.y"
+                  :min="0"
+                  :max="100"
+                  class="w-full"
+                />
+              </div>
+            </div>
+          </div>
+        </CoverCollapsibleSection>
+
+        <CoverCollapsibleSection title="背景设置" :header-extra="true">
+          <template #header-extra>
+            <div class="flex items-center gap-2" @click.stop>
+              <span class="text-xs text-slate-400">
+                {{ config.backgroundEnabled ? "已开启" : "已关闭" }}
+              </span>
+              <ToggleSwitch v-model="config.backgroundEnabled" />
+            </div>
+          </template>
+          <div v-if="config.backgroundEnabled" class="space-y-2">
+            <div>
+              <label class="mb-1 block text-xs text-slate-400">背景缩放: {{ config.backgroundSize }}%</label>
+              <input
+                v-model.number="config.backgroundSize"
+                type="range"
+                min="50"
+                max="150"
+                step="5"
+                class="w-full"
+              />
+            </div>
+          </div>
+        </CoverCollapsibleSection>
+
+        <CoverCollapsibleSection title="主标题" :default-open="true">
+          <div>
+            <label class="mb-1 block text-sm text-slate-300">文字内容</label>
+            <div
+              class="flex min-h-10 items-center rounded border border-slate-600 bg-slate-900/50 px-3 py-2 text-sm text-slate-300"
+            >
+              {{ config.titleText || "（暂无，请在步骤 04 生成标题）" }}
+            </div>
+            <p class="mt-1 text-xs text-slate-500">
+              在步骤 04 设置文案，此处显示拆分结果
+            </p>
+          </div>
+
+          <div>
+            <label class="mb-1 block text-xs text-slate-400">字体</label>
+            <Select
+              v-model="config.titleFontFamily"
+              :options="COVER_FONT_OPTIONS"
+              option-label="label"
+              option-value="value"
+              class="w-full"
+            />
+          </div>
+
+          <div>
+            <label class="mb-1 block text-xs text-slate-400">字号: {{ config.titleFontSize }}px</label>
+            <input
+              v-model.number="config.titleFontSize"
+              type="range"
+              min="20"
+              max="500"
+              step="5"
+              class="w-full"
+            />
+          </div>
+
+          <div>
+            <label class="mb-1 block text-xs text-slate-400">字重: {{ config.titleFontWeight }}</label>
+            <input
+              v-model.number="config.titleFontWeight"
+              type="range"
+              min="100"
+              max="1000"
+              step="50"
+              class="w-full"
+            />
+          </div>
+
+          <div>
+            <label class="mb-1 block text-xs text-slate-400">文字方向</label>
+            <div class="flex gap-4 text-sm text-slate-300">
+              <label class="flex items-center gap-1">
+                <RadioButton v-model="config.titleDirection" input-id="title-h" value="horizontal" />
+                <span for="title-h">横排</span>
+              </label>
+              <label class="flex items-center gap-1">
+                <RadioButton v-model="config.titleDirection" input-id="title-v" value="vertical" />
+                <span for="title-v">竖排</span>
+              </label>
+            </div>
+          </div>
+
+          <div>
+            <label class="mb-1 block text-xs text-slate-400">
+              每行字数: {{ config.titleMaxCharsPerLine }}
+            </label>
+            <input
+              v-model.number="config.titleMaxCharsPerLine"
+              type="range"
+              min="1"
+              max="50"
+              step="1"
+              class="w-full"
+            />
+          </div>
+
+          <div>
+            <label class="mb-1 block text-xs text-slate-400">
+              字符间距: {{ config.titleCharSpacing }}px
+            </label>
+            <input
+              v-model.number="config.titleCharSpacing"
+              type="range"
+              min="-50"
+              max="100"
+              step="1"
+              class="w-full"
+            />
+          </div>
+
+          <div>
+            <label class="mb-1 block text-xs text-slate-400">
+              行间距: {{ config.titleLineSpacing }}px
+            </label>
+            <input
+              v-model.number="config.titleLineSpacing"
+              type="range"
+              min="0"
+              max="300"
+              step="1"
+              class="w-full"
+            />
+          </div>
+
+          <div>
+            <label class="mb-1 block text-xs text-slate-400">颜色</label>
+            <input v-model="config.titleColor" type="color" class="h-8 w-full cursor-pointer rounded border border-slate-600" />
+          </div>
+
+          <div>
+            <label class="mb-1 block text-xs text-slate-400">描边颜色</label>
+            <input v-model="config.titleStrokeColor" type="color" class="h-8 w-full cursor-pointer rounded border border-slate-600" />
+          </div>
+
+          <div>
+            <label class="mb-1 block text-xs text-slate-400">
+              描边粗细: {{ config.titleStrokeWidth }}px
+            </label>
+            <input
+              v-model.number="config.titleStrokeWidth"
+              type="range"
+              min="0"
+              max="10"
+              step="1"
+              class="w-full"
+            />
+          </div>
+
+          <CoverShadowLayersEditor v-model:layers="config.titleShadowLayers" />
+
+          <div>
+            <label class="mb-1 block text-xs text-slate-400">位置</label>
+            <div class="grid grid-cols-2 gap-2">
+              <div>
+                <label class="text-xs text-slate-500">X: {{ config.titlePosition?.x }}%</label>
+                <InputNumber v-model="config.titlePosition.x" :min="0" :max="100" class="w-full" />
+              </div>
+              <div>
+                <label class="text-xs text-slate-500">Y: {{ config.titlePosition?.y }}%</label>
+                <InputNumber v-model="config.titlePosition.y" :min="0" :max="100" class="w-full" />
+              </div>
+            </div>
+          </div>
+
+          <div>
+            <label class="mb-1 block text-xs text-slate-400">旋转角度: {{ config.titleRotation }}°</label>
+            <input
+              v-model.number="config.titleRotation"
+              type="range"
+              min="0"
+              max="360"
+              step="1"
+              class="w-full"
+            />
+          </div>
+
+          <div class="border-t border-slate-600/50 pt-3">
+            <div class="mb-2 flex items-center justify-between">
+              <span class="text-sm text-slate-300">文字背景</span>
+              <ToggleSwitch v-model="config.titleBackgroundEnabled" />
+            </div>
+            <div v-if="config.titleBackgroundEnabled" class="space-y-2">
+              <input v-model="config.titleBackgroundColor" type="color" class="h-8 w-full rounded border border-slate-600" />
+              <label class="text-xs text-slate-400">不透明度: {{ config.titleBackgroundOpacity }}%</label>
+              <input
+                v-model.number="config.titleBackgroundOpacity"
+                type="range"
+                min="0"
+                max="100"
+                step="5"
+                class="w-full"
+              />
+            </div>
+          </div>
+        </CoverCollapsibleSection>
+
+        <CoverCollapsibleSection title="副标题" :default-open="false">
+          <div>
+            <label class="mb-1 block text-sm text-slate-300">文字内容</label>
+            <div
+              class="rounded border border-slate-600 bg-slate-900/50 px-3 py-2 text-sm text-slate-300"
+            >
+              {{ config.subtitleText || "（暂无）" }}
+            </div>
+          </div>
+
+          <div>
+            <label class="mb-1 block text-xs text-slate-400">字体</label>
+            <Select
+              v-model="config.subtitleFontFamily"
+              :options="COVER_FONT_OPTIONS"
+              option-label="label"
+              option-value="value"
+              class="w-full"
+            />
+          </div>
+
+          <div>
+            <label class="mb-1 block text-xs text-slate-400">字号: {{ config.subtitleFontSize }}px</label>
+            <input
+              v-model.number="config.subtitleFontSize"
+              type="range"
+              min="12"
+              max="400"
+              step="5"
+              class="w-full"
+            />
+          </div>
+
+          <div>
+            <label class="mb-1 block text-xs text-slate-400">字重: {{ config.subtitleFontWeight }}</label>
+            <input
+              v-model.number="config.subtitleFontWeight"
+              type="range"
+              min="100"
+              max="1000"
+              step="50"
+              class="w-full"
+            />
+          </div>
+
+          <div>
+            <label class="mb-1 block text-xs text-slate-400">文字方向</label>
+            <div class="flex gap-4 text-sm text-slate-300">
+              <label class="flex items-center gap-1">
+                <RadioButton v-model="config.subtitleDirection" input-id="sub-h" value="horizontal" />
+                横排
+              </label>
+              <label class="flex items-center gap-1">
+                <RadioButton v-model="config.subtitleDirection" input-id="sub-v" value="vertical" />
+                竖排
+              </label>
+            </div>
+          </div>
+
+          <div>
+            <label class="mb-1 block text-xs text-slate-400">
+              每行字数: {{ config.subtitleMaxCharsPerLine }}
+            </label>
+            <input
+              v-model.number="config.subtitleMaxCharsPerLine"
+              type="range"
+              min="1"
+              max="50"
+              step="1"
+              class="w-full"
+            />
+          </div>
+
+          <div>
+            <label class="mb-1 block text-xs text-slate-400">颜色</label>
+            <input v-model="config.subtitleColor" type="color" class="h-8 w-full rounded border border-slate-600" />
+          </div>
+
+          <CoverShadowLayersEditor v-model:layers="config.subtitleShadowLayers" />
+
+          <div>
+            <label class="mb-1 block text-xs text-slate-400">位置</label>
+            <div class="grid grid-cols-2 gap-2">
+              <div>
+                <label class="text-xs text-slate-500">X: {{ config.subtitlePosition?.x }}%</label>
+                <InputNumber v-model="config.subtitlePosition.x" :min="0" :max="100" class="w-full" />
+              </div>
+              <div>
+                <label class="text-xs text-slate-500">Y: {{ config.subtitlePosition?.y }}%</label>
+                <InputNumber v-model="config.subtitlePosition.y" :min="0" :max="100" class="w-full" />
+              </div>
+            </div>
+          </div>
+
+          <div>
+            <label class="mb-1 block text-xs text-slate-400">旋转: {{ config.subtitleRotation }}°</label>
+            <input
+              v-model.number="config.subtitleRotation"
+              type="range"
+              min="0"
+              max="360"
+              step="1"
+              class="w-full"
+            />
+          </div>
+        </CoverCollapsibleSection>
+
+        <CoverCollapsibleSection title="蒙版" :header-extra="true" :default-open="false">
+          <template #header-extra>
+            <ToggleSwitch v-model="config.maskEnabled" @click.stop />
+          </template>
+          <p v-if="!config.maskEnabled" class="text-xs text-slate-500">开启后可配置蒙版（生成时生效）</p>
+          <div v-else class="space-y-2">
+            <div>
+              <label class="mb-1 block text-xs text-slate-400">大小: {{ config.maskSize }}%</label>
+              <input v-model.number="config.maskSize" type="range" min="10" max="200" class="w-full" />
+            </div>
+          </div>
+        </CoverCollapsibleSection>
+      </div>
+    </div>
+
+    <!-- 右侧预览 -->
+    <div class="flex min-w-0 flex-1 flex-col">
+      <CoverEditorPreview
+        :config="config"
+        @update-person-position="updatePosition('personPosition', $event)"
+        @update-title-position="updatePosition('titlePosition', $event)"
+        @update-subtitle-position="updatePosition('subtitlePosition', $event)"
+      >
+        <template #actions>
+          <Button label="取消" severity="secondary" outlined @click="onCancel" />
+          <Button label="保存模板" icon="pi pi-save" @click="onSave" />
+        </template>
+      </CoverEditorPreview>
+    </div>
+  </div>
+</template>
diff --git a/src/components/workflow/Step04TitleTags.vue b/src/components/workflow/Step04TitleTags.vue
index 8c8eb16..49e07a7 100644
--- a/src/components/workflow/Step04TitleTags.vue
+++ b/src/components/workflow/Step04TitleTags.vue
@@ -95,7 +95,7 @@ async function onGenerateTitleTags() {
       <div class="dashboard-field-label mb-1 flex items-center justify-between gap-2">
         <span>生成的标题（可编辑）</span>
         <span v-if="titleLineCount > 1" class="text-xs font-normal text-slate-500">
-          共 {{ titleLineCount }} 条建议，可选用其一或自行修改
+          共 {{ titleLineCount }} 条建议；封面/发布取首条，超过 5 条时随机取一行
         </span>
       </div>
       <Textarea
diff --git a/src/components/workflow/Step06Cover.vue b/src/components/workflow/Step06Cover.vue
index adbb44f..d165124 100644
--- a/src/components/workflow/Step06Cover.vue
+++ b/src/components/workflow/Step06Cover.vue
@@ -2,7 +2,7 @@
 import { computed, ref } from "vue";
 import { storeToRefs } from "pinia";
 import { useWorkflowStore } from "../../stores/workflow.js";
-import { COVER_TEMPLATES } from "../../config/coverTemplates.js";
+import CoverTemplateDialog from "../cover/CoverTemplateDialog.vue";
 
 const workflow = useWorkflowStore();
 const {
@@ -17,11 +17,6 @@ const {
 const feedback = ref({ severity: "", message: "" });
 const settingsVisible = ref(false);
 
-const templateOptions = COVER_TEMPLATES.map((t) => ({
-  label: t.label,
-  value: t.id,
-}));
-
 const hasSourceVideo = computed(
   () => Boolean(processedVideoPath.value || generatedVideoPath.value),
 );
@@ -45,17 +40,10 @@ async function onGenerateCover() {
   showFeedback(await workflow.generateCover());
 }
 
-async function onPickMaterial() {
-  feedback.value = { severity: "", message: "" };
-  const result = await workflow.chooseCoverMaterial();
-  if (result?.message) showFeedback(result);
-}
-
-function applySettings() {
-  settingsVisible.value = false;
+function onSettingsApplied() {
   feedback.value = {
     severity: "success",
-    message: "封面设置已保存，可点击「自动生成封面」",
+    message: "封面设置已应用，可点击「自动生成封面」",
   };
 }
 </script>
@@ -78,6 +66,19 @@ function applySettings() {
       @click="settingsVisible = true"
     />
 
+    <p
+      v-if="workflow.coverTemplate?.name || workflow.coverTemplateLabel"
+      class="mt-2 truncate text-xs text-slate-400"
+    >
+      当前模板：{{ workflow.coverTemplate?.name || workflow.coverTemplateLabel }}
+    </p>
+    <p
+      v-if="workflow.coverMaterialFileName"
+      class="mt-0.5 truncate text-xs text-emerald-400/90"
+    >
+      素材：{{ workflow.coverMaterialFileName }}
+    </p>
+
     <p
       v-if="!hasSourceVideo"
       class="mt-2 text-xs text-amber-400/90"
@@ -112,67 +113,10 @@ function applySettings() {
       </div>
     </div>
 
-    <Dialog
+    <CoverTemplateDialog
       v-model:visible="settingsVisible"
-      header="封面设置"
-      modal
-      :style="{ width: '24rem' }"
-    >
-      <div class="flex flex-col gap-3">
-        <div>
-          <div class="dashboard-field-label mb-2">样式模板</div>
-          <div class="flex flex-col gap-2">
-            <div
-              v-for="opt in templateOptions"
-              :key="opt.value"
-              class="flex items-center gap-2"
-            >
-              <RadioButton
-                v-model="coverTemplateId"
-                :input-id="`cover-tpl-${opt.value}`"
-                :value="opt.value"
-              />
-              <label :for="`cover-tpl-${opt.value}`" class="cursor-pointer text-sm">
-                {{ opt.label }}
-              </label>
-            </div>
-          </div>
-        </div>
-
-        <div>
-          <div class="dashboard-field-label mb-1">封面素材视频（可选）</div>
-          <p class="dashboard-muted mb-2 text-xs">
-            不选择时从当前口播视频第 3 秒抽帧；可上传其他视频作为封面底图。
-            「虚化/抠图」类模板需 bundled Python 运行时（首次较慢）。
-          </p>
-          <div class="flex flex-wrap gap-2">
-            <Button
-              label="选择视频"
-              size="small"
-              outlined
-              :disabled="coverGenerating"
-              @click="onPickMaterial"
-            />
-            <Button
-              v-if="workflow.coverCustomVideoPath"
-              label="清除"
-              size="small"
-              severity="secondary"
-              text
-              @click="workflow.coverCustomVideoPath = ''"
-            />
-          </div>
-          <p
-            v-if="workflow.coverMaterialFileName"
-            class="mt-1 truncate text-xs text-slate-400"
-          >
-            {{ workflow.coverMaterialFileName }}
-          </p>
-        </div>
-      </div>
-      <template #footer>
-        <Button label="确定" size="small" @click="applySettings" />
-      </template>
-    </Dialog>
+      v-model:selected-id="coverTemplateId"
+      @apply="onSettingsApplied"
+    />
   </DashboardCard>
 </template>
diff --git a/src/config/coverTemplateDefaults.js b/src/config/coverTemplateDefaults.js
new file mode 100644
index 0000000..0bcc51a
--- /dev/null
+++ b/src/config/coverTemplateDefaults.js
@@ -0,0 +1,168 @@
+/** 与 Electron CoverCustomEditor 默认配置对齐（advanced_cover_generator.py） */
+
+export const COVER_CANVAS_WIDTH = 1080;
+export const COVER_CANVAS_HEIGHT = 1440;
+export const COVER_PREVIEW_SCALE = 0.4;
+
+export const COVER_FONT_OPTIONS = [
+  { label: "黑体", value: "SimHei" },
+  { label: "宋体", value: "SimSun" },
+  { label: "微软雅黑", value: "Microsoft YaHei" },
+  { label: "Arial", value: "Arial" },
+  { label: "Times New Roman", value: "Times New Roman" },
+];
+
+/**
+ * @param {Record<string, unknown>} [overrides]
+ */
+export function createDefaultCoverTemplateConfig(overrides = {}) {
+  return {
+    backgroundEnabled: true,
+    backgroundBlurEnabled: true,
+    backgroundBlurIntensity: 44,
+    blurBackground: true,
+    extractPerson: true,
+
+    personBorderEnabled: true,
+    personBorderStyle: "solid",
+    personBorderColor: "#FFFFFF",
+    personBorderWidth: 8,
+    personBorderDashLength: null,
+    personBorderGapLength: null,
+    personSize: 50,
+    personPosition: { x: 54.6, y: 34.2 },
+    personRotation: 0,
+
+    backgroundSize: 100,
+    backgroundPosition: { x: 50, y: 50 },
+
+    autoSplitText: true,
+    titleMaxLength: 14,
+    subtitleMaxLength: 16,
+
+    titleText: "",
+    titleFontFamily: "Microsoft YaHei",
+    titleFontSize: 110,
+    titleFontWeight: 100,
+    titleColor: "#FFFFFF",
+    titleStrokeColor: "#000000",
+    titleStrokeWidth: 0,
+    titleShadowColor: "#000000",
+    titleShadowOffsetX: 0,
+    titleShadowOffsetY: 0,
+    titleShadowBlur: 0,
+    titleShadowEnabled: false,
+    titleShadowLayers: [
+      { enabled: true, offsetX: -2, offsetY: -2, blur: 12, color: "#000000", opacity: 100 },
+      { enabled: true, offsetX: 2, offsetY: 2, blur: 16, color: "#000000", opacity: 100 },
+      { enabled: true, offsetX: 0, offsetY: 0, blur: 14, color: "#000000", opacity: 100 },
+    ],
+    titlePosition: { x: 39.8, y: 69.4 },
+    titleRotation: 0,
+    titleDirection: "horizontal",
+    titleCharSpacing: 12,
+    titleLineSpacing: 118,
+    titleMaxCharsPerLine: 10,
+
+    titleBackgroundEnabled: false,
+    titleBackgroundColor: "#000000",
+    titleBackgroundOpacity: 70,
+    titleBackgroundShape: "rectangle",
+    titleBackgroundSize: { width: 30, height: 10 },
+    titleBackgroundPosition: { x: 50, y: 30 },
+    titleBackgroundPoints: [],
+    titleBackgroundRadius: 10,
+    titleBackgroundRotation: 0,
+
+    subtitleText: "",
+    subtitleFontFamily: "Microsoft YaHei",
+    subtitleFontSize: 117,
+    subtitleFontWeight: 500,
+    subtitleColor: "#EAF273",
+    subtitleStrokeColor: "#000000",
+    subtitleStrokeWidth: 0,
+    subtitleShadowColor: "#000000",
+    subtitleShadowOffsetX: 0,
+    subtitleShadowOffsetY: 0,
+    subtitleShadowBlur: 0,
+    subtitleShadowEnabled: false,
+    subtitleShadowLayers: [
+      { enabled: true, offsetX: -2, offsetY: -2, blur: 2, color: "#FFFFFF", opacity: 60 },
+      { enabled: true, offsetX: 2, offsetY: 2, blur: 0, color: "#000000", opacity: 65 },
+      { enabled: true, offsetX: 0, offsetY: 0, blur: 4, color: "#000000", opacity: 50 },
+    ],
+    subtitlePosition: { x: 58.8, y: 77.8 },
+    subtitleRotation: 0,
+    subtitleDirection: "horizontal",
+    subtitleCharSpacing: 12,
+    subtitleLineSpacing: 72,
+    subtitleMaxCharsPerLine: 15,
+
+    subtitleBackgroundEnabled: false,
+    subtitleBackgroundColor: "#000000",
+    subtitleBackgroundOpacity: 70,
+    subtitleBackgroundShape: "rectangle",
+    subtitleBackgroundSize: { width: 30, height: 10 },
+    subtitleBackgroundPosition: { x: 50, y: 60 },
+    subtitleBackgroundPoints: [],
+    subtitleBackgroundRadius: 10,
+    subtitleBackgroundRotation: 0,
+
+    maskEnabled: false,
+    maskImagePath: undefined,
+    maskSize: 100,
+    maskPosition: { x: 50, y: 50 },
+    maskColor: undefined,
+    maskOpacity: 100,
+    maskShape: "rectangle",
+
+    ...overrides,
+  };
+}
+
+/**
+ * 简易预设 → 高级编辑器配置
+ * @param {Record<string, unknown>} simple
+ */
+export function migrateSimpleCoverConfig(simple) {
+  if (!simple || typeof simple !== "object") {
+    return createDefaultCoverTemplateConfig();
+  }
+
+  if (simple.titlePosition && typeof simple.titlePosition === "object") {
+    return createDefaultCoverTemplateConfig({ ...simple });
+  }
+
+  const pos = String(simple.titlePosition || "bottom");
+  const titleY = pos === "top" ? 22 : pos === "center" ? 50 : 80;
+
+  const base = createDefaultCoverTemplateConfig({
+    backgroundBlurEnabled: Boolean(simple.backgroundBlurEnabled ?? simple.blurBackground),
+    blurBackground: Boolean(simple.backgroundBlurEnabled ?? simple.blurBackground),
+    extractPerson: Boolean(simple.extractPerson),
+    personBorderEnabled: Boolean(simple.personOutlineColor || simple.personOutlineWidth),
+    personBorderColor: simple.personOutlineColor || "#FFD700",
+    personBorderWidth: simple.personOutlineWidth ?? 8,
+    personSize: simple.personSize ?? 80,
+    titleFontSize: simple.titleFontSize ?? 110,
+    titleColor: simple.titleFontColor || simple.titleColor || "#FFFFFF",
+    titleFontFamily: simple.titleFontFamily || "Microsoft YaHei",
+    titleStrokeWidth: simple.titleStrokeWidth ?? 0,
+    titleStrokeColor: simple.titleStrokeColor || "#000000",
+    titlePosition: { x: 50, y: titleY },
+    subtitlePosition: { x: 50, y: Math.min(titleY + 12, 92) },
+  });
+
+  return base;
+}
+
+/**
+ * @param {Record<string, unknown>} config
+ */
+export function isFullCoverTemplateConfig(config) {
+  return Boolean(
+    config?.titlePosition &&
+      typeof config.titlePosition === "object" &&
+      "x" in config.titlePosition,
+  );
+}
diff --git a/src/config/coverTemplates.js b/src/config/coverTemplates.js
index 0c40ee6..7e15e2b 100644
--- a/src/config/coverTemplates.js
+++ b/src/config/coverTemplates.js
@@ -1,5 +1,7 @@
 /** 封面样式预设（简易 ffmpeg + 高级 Python 模板） */
 
+import { resolveStep4TitleForCover } from "../utils/coverTextSplit.js";
+
 export const COVER_TEMPLATES = [
   {
     id: "default",
@@ -75,11 +77,15 @@ export function getCoverTemplate(templateId) {
  */
 export function isAdvancedCoverConfig(config) {
   if (!config || typeof config !== "object") return false;
+  if (config.titlePosition && typeof config.titlePosition === "object") {
+    return true;
+  }
   return (
     config.blurBackground !== undefined ||
     config.extractPerson !== undefined ||
     config.personOutlineColor !== undefined ||
     config.personOutlineWidth !== undefined ||
+    config.personBorderEnabled !== undefined ||
     config.maskImagePath !== undefined ||
     Boolean(config.titleFontFamily) ||
     config.titleBackgroundEnabled !== undefined ||
@@ -102,11 +108,8 @@ export function buildCoverEffectStyle(tpl, extra = {}) {
 }
 
 /**
- * @param {string} titleGenerated
+ * @param {string} titleGenerated 步骤 04 标题（可多行建议）
  */
 export function pickCoverTitleText(titleGenerated) {
-  const raw = String(titleGenerated || "").trim();
-  if (!raw) return "";
-  const line = raw.split(/\r?\n/)[0].trim();
-  return line.slice(0, 80);
+  return resolveStep4TitleForCover(titleGenerated);
 }
diff --git a/src/services/coverGenerate.js b/src/services/coverGenerate.js
index 91b633e..7b4ba8b 100644
--- a/src/services/coverGenerate.js
+++ b/src/services/coverGenerate.js
@@ -6,19 +6,45 @@ import {
   getCoverTemplate,
   pickCoverTitleText,
 } from "../config/coverTemplates.js";
+import { getCoverTemplateById } from "./coverTemplateCatalog.js";
+import { normalizeCoverConfigForGenerator } from "../utils/coverTemplateDraft.js";
+import { splitCoverReferenceText } from "../utils/coverTextSplit.js";
 
 const COVER_SCRIPT = "cover_generate.js";
 
+const MATERIAL_IMAGE_EXT = new Set(["jpg", "jpeg", "png", "bmp", "webp"]);
+
+/**
+ * @param {string} filePath
+ */
+export function isCoverMaterialImage(filePath) {
+  const ext = String(filePath || "").split(".").pop()?.toLowerCase() || "";
+  return MATERIAL_IMAGE_EXT.has(ext);
+}
+
 /**
  * @returns {Promise<string | null>}
  */
-export async function pickCoverMaterialVideo() {
+export async function pickCoverMaterialFile() {
   const selected = await open({
     multiple: false,
     filters: [
       {
-        name: "视频",
-        extensions: ["mp4", "mov", "mkv", "avi", "webm"],
+        name: "素材文件",
+        extensions: [
+          "mp4",
+          "avi",
+          "mov",
+          "mkv",
+          "webm",
+          "flv",
+          "wmv",
+          "jpg",
+          "jpeg",
+          "png",
+          "bmp",
+          "webp",
+        ],
       },
     ],
   });
@@ -27,6 +53,9 @@ export async function pickCoverMaterialVideo() {
   return String(selected);
 }
 
+/** @deprecated 使用 pickCoverMaterialFile */
+export const pickCoverMaterialVideo = pickCoverMaterialFile;
+
 /**
  * @param {string} filePath
  */
@@ -53,8 +82,24 @@ export async function executeGenerateCover(store) {
     return { ok: false, message: "请先在步骤 04 生成标题文字" };
   }
 
-  const tpl = getCoverTemplate(store.coverTemplateId || "default");
-  const effectStyle = buildCoverEffectStyle(tpl, {
+  const stored = store.coverTemplate;
+  const catalogTpl = getCoverTemplateById(store.coverTemplateId || "default");
+  const presetTpl = getCoverTemplate(store.coverTemplateId || "default");
+  let rawStyle =
+    stored?.config && typeof stored.config === "object"
+      ? { ...stored.config }
+      : catalogTpl?.config
+        ? { ...catalogTpl.config }
+        : { ...presetTpl };
+  const split = splitCoverReferenceText(store.titleGenerated, {
+    autoSplit: rawStyle.autoSplitText !== false,
+    titleMaxLength: Number(rawStyle.titleMaxLength) || 14,
+    subtitleMaxLength: Number(rawStyle.subtitleMaxLength) || 16,
+  });
+  const effectStyle = normalizeCoverConfigForGenerator({
+    ...rawStyle,
+    titleText: rawStyle.titleText || split.title || titleText,
+    subtitleText: rawStyle.subtitleText || split.subtitle,
     customVideoPath: store.coverCustomVideoPath || "",
   });
 
@@ -106,8 +151,14 @@ export async function executeGenerateCover(store) {
  * @param {ReturnType<typeof import('../stores/workflow.js').useWorkflowStore>} store
  */
 export async function chooseCoverMaterial(store) {
-  const path = await pickCoverMaterialVideo();
+  const path = await pickCoverMaterialFile();
   if (!path) return { ok: false, message: "" };
   store.coverCustomVideoPath = path;
-  return { ok: true, message: "已选择封面素材视频" };
+  const isImage = isCoverMaterialImage(path);
+  return {
+    ok: true,
+    message: isImage
+      ? "图片文件已选择，将直接用于模板生成"
+      : "视频文件已选择",
+  };
 }
diff --git a/src/services/coverTemplateCatalog.js b/src/services/coverTemplateCatalog.js
new file mode 100644
index 0000000..cb8ebfa
--- /dev/null
+++ b/src/services/coverTemplateCatalog.js
@@ -0,0 +1,222 @@
+import { COVER_TEMPLATES } from "../config/coverTemplates.js";
+import {
+  createDefaultCoverTemplateConfig,
+  isFullCoverTemplateConfig,
+  migrateSimpleCoverConfig,
+} from "../config/coverTemplateDefaults.js";
+
+const STORAGE_KEY = "aiclient_custom_cover_templates";
+
+/**
+ * @typedef {Object} CoverTemplateItem
+ * @property {string} id
+ * @property {string} name
+ * @property {string} [description]
+ * @property {Record<string, unknown>} config
+ * @property {boolean} [isSystem]
+ * @property {number} [is_system]
+ * @property {number} [createdAt]
+ * @property {number} [updatedAt]
+ * @property {string} [thumbnailPath]
+ */
+
+/**
+ * @param {typeof COVER_TEMPLATES[number]} tpl
+ */
+function systemTemplateFromPreset(tpl) {
+  const { id, label, ...simple } = tpl;
+  const config = ["advanced_blur", "advanced_outline", "pil_stroke"].includes(id)
+    ? migrateSimpleCoverConfig(simple)
+    : simple;
+  return {
+    id,
+    name: label,
+    description: describeCoverPreset(tpl),
+    config,
+    isSystem: true,
+    is_system: 1,
+    createdAt: 0,
+    updatedAt: 0,
+  };
+}
+
+/**
+ * 新建空白高级模板
+ */
+export function createBlankCoverTemplate() {
+  const now = Date.now();
+  return {
+    id: `cover_custom_${now}`,
+    name: "新模板",
+    description: "",
+    config: createDefaultCoverTemplateConfig(),
+    isSystem: false,
+    is_system: 0,
+    createdAt: now,
+    updatedAt: now,
+  };
+}
+
+/**
+ * @param {typeof COVER_TEMPLATES[number]} tpl
+ */
+function describeCoverPreset(tpl) {
+  if (tpl.extractPerson) return "人物抠图与高级排版";
+  if (tpl.titleStrokeWidth) return "描边标题（PIL）";
+  if (tpl.titlePosition === "top") return "顶部标题（ffmpeg 快速）";
+  if (tpl.titlePosition === "center") return "居中标题（ffmpeg 快速）";
+  return "底部标题（ffmpeg 快速）";
+}
+
+/**
+ * @returns {CoverTemplateItem[]}
+ */
+export function loadSystemCoverTemplates() {
+  return COVER_TEMPLATES.map(systemTemplateFromPreset);
+}
+
+/**
+ * @returns {CoverTemplateItem[]}
+ */
+export function loadCustomCoverTemplates() {
+  try {
+    const raw = localStorage.getItem(STORAGE_KEY);
+    if (!raw) return [];
+    const parsed = JSON.parse(raw);
+    return Array.isArray(parsed) ? parsed : [];
+  } catch {
+    return [];
+  }
+}
+
+/**
+ * @param {CoverTemplateItem[]} templates
+ */
+export function saveCustomCoverTemplates(templates) {
+  localStorage.setItem(STORAGE_KEY, JSON.stringify(templates));
+}
+
+/**
+ * @returns {CoverTemplateItem[]}
+ */
+export function loadAllCoverTemplates() {
+  return [...loadSystemCoverTemplates(), ...loadCustomCoverTemplates()];
+}
+
+/**
+ * @param {string} id
+ * @returns {CoverTemplateItem | null}
+ */
+export function getCoverTemplateById(id) {
+  return loadAllCoverTemplates().find((t) => t.id === id) || null;
+}
+
+/**
+ * @param {string} id
+ */
+export function isSystemCoverTemplateId(id) {
+  return COVER_TEMPLATES.some((t) => t.id === id);
+}
+
+/**
+ * @param {CoverTemplateItem} template
+ * @returns {CoverTemplateItem}
+ */
+export function upsertCustomCoverTemplate(template) {
+  const custom = loadCustomCoverTemplates();
+  const now = Date.now();
+  const config = isFullCoverTemplateConfig(template.config)
+    ? template.config
+    : migrateSimpleCoverConfig(template.config || {});
+  const item = {
+    ...template,
+    config,
+    isSystem: false,
+    is_system: 0,
+    createdAt: template.createdAt || now,
+    updatedAt: now,
+  };
+  const idx = custom.findIndex((t) => t.id === item.id);
+  if (idx >= 0) custom[idx] = item;
+  else custom.unshift(item);
+  saveCustomCoverTemplates(custom);
+  return item;
+}
+
+/**
+ * @param {CoverTemplateItem} template
+ */
+export function cloneCoverTemplate(template) {
+  const now = Date.now();
+  return {
+    ...JSON.parse(JSON.stringify(template)),
+    id: `cover_custom_${now}`,
+    name: `${template.name} 副本`,
+    isSystem: false,
+    is_system: 0,
+    createdAt: now,
+    updatedAt: now,
+  };
+}
+
+/**
+ * @param {CoverTemplateItem[]} templates
+ */
+export function downloadCoverTemplatesJson(
+  templates,
+  filename = "cover-templates-all.json",
+) {
+  const blob = new Blob(
+    [
+      JSON.stringify(
+        {
+          version: "1.0.0",
+          exportedAt: new Date().toISOString(),
+          coverTemplates: templates,
+        },
+        null,
+        2,
+      ),
+    ],
+    { type: "application/json" },
+  );
+  const url = URL.createObjectURL(blob);
+  const a = document.createElement("a");
+  a.href = url;
+  a.download = filename;
+  a.click();
+  URL.revokeObjectURL(url);
+}
+
+/**
+ * @param {File} file
+ * @returns {Promise<CoverTemplateItem[]>}
+ */
+export async function parseImportedCoverTemplates(file) {
+  const text = await file.text();
+  const data = JSON.parse(text);
+  const list = data.coverTemplates || data.templates || data;
+  if (!Array.isArray(list)) throw new Error("无效的模板文件格式");
+  return list.map((t, i) => ({
+    ...t,
+    id: t.id || `cover_imported_${Date.now()}_${i}`,
+    isSystem: false,
+    is_system: 0,
+    createdAt: t.createdAt || Date.now(),
+    updatedAt: t.updatedAt || Date.now(),
+  }));
+}
+
+/**
+ * @param {number} [ts]
+ */
+export function formatCoverTemplateDate(ts) {
+  if (!ts) return "";
+  return new Date(ts).toLocaleString("zh-CN", {
+    year: "numeric",
+    month: "2-digit",
+    day: "2-digit",
+    hour: "2-digit",
+    minute: "2-digit",
+  });
+}
diff --git a/src/services/videoPublish.js b/src/services/videoPublish.js
index 92ec3c4..65eb1bf 100644
--- a/src/services/videoPublish.js
+++ b/src/services/videoPublish.js
@@ -1,5 +1,7 @@
 import { invoke } from "@tauri-apps/api/core";
 
+import { resolveStep4TitleForCover } from "../utils/coverTextSplit.js";
+
 export const PUBLISH_PLATFORM_DEFS = [
   { key: "douyin", label: "抖音" },
   { key: "kuaishou", label: "快手" },
@@ -181,7 +183,7 @@ export async function executePublishVideo(store, { autoPublish = true } = {}) {
     return { ok: false, message: "请先在步骤 06 生成封面" };
   }
 
-  const title = String(store.titleGenerated || "").trim();
+  const title = resolveStep4TitleForCover(store.titleGenerated);
   if (!title) {
     return { ok: false, message: "请先在步骤 04 生成标题" };
   }
diff --git a/src/stores/workflow.js b/src/stores/workflow.js
index 57beaf1..c237fe5 100644
--- a/src/stores/workflow.js
+++ b/src/stores/workflow.js
@@ -39,7 +39,7 @@ import {
   chooseCoverMaterial,
   executeGenerateCover,
 } from "../services/coverGenerate.js";
-import { COVER_TEMPLATES } from "../config/coverTemplates.js";
+import { getCoverTemplateById } from "../services/coverTemplateCatalog.js";
 import {
   executeOneClickPipeline,
   stopOneClickPipeline,
@@ -301,7 +301,10 @@ export const useWorkflowStore = defineStore("workflow", {
 
     coverTemplateId: "default",
 
-    /** 封面素材视频（可选，覆盖口播视频抽帧） */
+    /** 当前选中的完整封面模板（封面设置弹窗应用后写入） */
+    coverTemplate: null,
+
+    /** 封面素材视频/图片（可选，覆盖口播视频抽帧） */
     coverCustomVideoPath: "",
 
 
@@ -378,10 +381,9 @@ export const useWorkflowStore = defineStore("workflow", {
     },
 
     coverTemplateLabel: (state) => {
-      const tpl = COVER_TEMPLATES.find(
-        (t) => t.id === (state.coverTemplateId || "default"),
-      );
-      return tpl?.label || "未选择";
+      if (state.coverTemplate?.name) return state.coverTemplate.name;
+      const tpl = getCoverTemplateById(state.coverTemplateId || "default");
+      return tpl?.name || "未选择";
     },
 
     coverMaterialFileName: (state) => {
diff --git a/src/utils/coverPreviewLayout.js b/src/utils/coverPreviewLayout.js
new file mode 100644
index 0000000..34e6bd2
--- /dev/null
+++ b/src/utils/coverPreviewLayout.js
@@ -0,0 +1,198 @@
+/**
+ * 封面编辑器预览布局（对齐 Electron CoverCustomEditor + advanced_cover_generator.py）
+ */
+import {
+  COVER_CANVAS_HEIGHT,
+  COVER_CANVAS_WIDTH,
+  COVER_PREVIEW_SCALE,
+} from "../config/coverTemplateDefaults.js";
+
+/**
+ * @param {string} text
+ * @param {number} maxPerLine
+ */
+export function splitCoverTitleLines(text, maxPerLine) {
+  const raw = String(text || "");
+  if (!raw || maxPerLine < 1) return [];
+  const lines = [];
+  for (let i = 0; i < raw.length; i += maxPerLine) {
+    lines.push(raw.slice(i, i + maxPerLine));
+  }
+  return lines;
+}
+
+/**
+ * @param {{ x: number, y: number }} pos
+ */
+function pctToPx(pos, canvasW, canvasH) {
+  return {
+    x: (Number(pos?.x ?? 50) / 100) * canvasW,
+    y: (Number(pos?.y ?? 50) / 100) * canvasH,
+  };
+}
+
+/**
+ * 横排标题逐字坐标（与 Python 横排分支一致）
+ * @param {Record<string, unknown>} config
+ * @param {number} [scale]
+ */
+export function layoutHorizontalTitle(config, scale = COVER_PREVIEW_SCALE) {
+  const canvasW = COVER_CANVAS_WIDTH * scale;
+  const canvasH = COVER_CANVAS_HEIGHT * scale;
+  const fontSize = (Number(config.titleFontSize) || 60) * scale;
+  const charSpacing =
+    config.titleCharSpacing != null
+      ? Number(config.titleCharSpacing)
+      : Math.round(fontSize * 0.2);
+  const lineSpacing =
+    config.titleLineSpacing != null
+      ? Number(config.titleLineSpacing)
+      : Math.round(fontSize * 1.2);
+  const maxChars = Number(config.titleMaxCharsPerLine) || 10;
+  const text = String(config.titleText || "");
+  const lines = splitCoverTitleLines(text, maxChars);
+
+  const center = pctToPx(config.titlePosition, canvasW, canvasH);
+  let { x: textX, y: textY } = center;
+  // 与 advanced_cover_generator.py TITLE HEIGHT ADJUST 一致（整段 mm 包围盒高度）
+  textY -= fontSize / 2;
+
+  const totalHeight =
+    lines.length > 0
+      ? (lines.length - 1) * (fontSize + lineSpacing) + fontSize
+      : fontSize;
+  const maxLineChars = Math.max(...lines.map((l) => l.length), 1);
+  const totalWidth =
+    (maxLineChars - 1) * (fontSize + charSpacing) + fontSize;
+
+  const startX = textX - totalWidth / 2;
+  const startY = textY - totalHeight / 2;
+
+  const chars = [];
+  for (let row = 0; row < lines.length; row += 1) {
+    const line = lines[row];
+    const lineY = startY + row * (fontSize + lineSpacing) + fontSize / 2;
+    for (let col = 0; col < line.length; col += 1) {
+      chars.push({
+        char: line[col],
+        x: startX + col * (fontSize + charSpacing) + fontSize / 2,
+        y: lineY,
+      });
+    }
+  }
+
+  return {
+    chars,
+    fontSize,
+    box: {
+      left: startX,
+      top: startY,
+      width: totalWidth,
+      height: totalHeight,
+    },
+  };
+}
+
+/**
+ * 竖排标题逐字坐标
+ */
+export function layoutVerticalTitle(config, scale = COVER_PREVIEW_SCALE) {
+  const canvasW = COVER_CANVAS_WIDTH * scale;
+  const canvasH = COVER_CANVAS_HEIGHT * scale;
+  const fontSize = (Number(config.titleFontSize) || 60) * scale;
+  const charSpacing =
+    config.titleCharSpacing != null
+      ? Number(config.titleCharSpacing)
+      : Math.round(fontSize * 0.2);
+  const lineSpacing =
+    config.titleLineSpacing != null
+      ? Number(config.titleLineSpacing)
+      : Math.round(fontSize * 1.2);
+  const maxChars = Number(config.titleMaxCharsPerLine) || 10;
+  const text = String(config.titleText || "");
+
+  const center = pctToPx(config.titlePosition, canvasW, canvasH);
+  let { x: textX, y: textY } = center;
+  textY -= fontSize / 2;
+
+  const cols = splitCoverTitleLines(text, maxChars);
+  const totalWidth =
+    cols.length > 0 ? (cols.length - 1) * lineSpacing + fontSize : fontSize;
+  const maxColChars = Math.max(...cols.map((c) => c.length), 1);
+  const totalHeight =
+    (maxColChars - 1) * (fontSize + charSpacing) + fontSize;
+
+  const startX = textX - totalWidth / 2;
+  const startY = textY - totalHeight / 2;
+
+  const chars = [];
+  for (let col = 0; col < cols.length; col += 1) {
+    const column = cols[col];
+    const colX = startX + col * lineSpacing + fontSize / 2;
+    for (let row = 0; row < column.length; row += 1) {
+      chars.push({
+        char: column[row],
+        x: colX,
+        y: startY + row * (fontSize + charSpacing) + fontSize / 2,
+      });
+    }
+  }
+
+  return {
+    chars,
+    fontSize,
+    box: { left: startX, top: startY, width: totalWidth, height: totalHeight },
+  };
+}
+
+/**
+ * @param {Record<string, unknown>} config
+ */
+export function layoutTitle(config, scale = COVER_PREVIEW_SCALE) {
+  if (config.titleDirection === "vertical") {
+    return layoutVerticalTitle(config, scale);
+  }
+  return layoutHorizontalTitle(config, scale);
+}
+
+/**
+ * @param {Record<string, unknown>} config
+ */
+export function layoutSubtitle(config, scale = COVER_PREVIEW_SCALE) {
+  const subConfig = {
+    ...config,
+    titleText: config.subtitleText,
+    titleFontSize: config.subtitleFontSize,
+    titleFontFamily: config.subtitleFontFamily,
+    titleFontWeight: config.subtitleFontWeight,
+    titleColor: config.subtitleColor,
+    titleStrokeWidth: config.subtitleStrokeWidth,
+    titleStrokeColor: config.subtitleStrokeColor,
+    titleShadowLayers: config.subtitleShadowLayers,
+    titlePosition: config.subtitlePosition,
+    titleDirection: config.subtitleDirection,
+    titleCharSpacing: config.subtitleCharSpacing,
+    titleLineSpacing: config.subtitleLineSpacing,
+    titleMaxCharsPerLine: config.subtitleMaxCharsPerLine,
+    titleRotation: config.subtitleRotation,
+  };
+  return layoutTitle(subConfig, scale);
+}
+
+/**
+ * 人像占位框（中心锚点 + personSize 相对画布高度）
+ */
+export function layoutPersonBox(config, scale = COVER_PREVIEW_SCALE) {
+  const canvasW = COVER_CANVAS_WIDTH * scale;
+  const canvasH = COVER_CANVAS_HEIGHT * scale;
+  const center = pctToPx(config.personPosition, canvasW, canvasH);
+  const sizePct = Number(config.personSize) || 50;
+  const h = (canvasH * sizePct) / 100;
+  const w = h * 0.75;
+  return {
+    left: center.x - w / 2,
+    top: center.y - h / 2,
+    width: w,
+    height: h,
+  };
+}
diff --git a/src/utils/coverTemplateDraft.js b/src/utils/coverTemplateDraft.js
new file mode 100644
index 0000000..eefff78
--- /dev/null
+++ b/src/utils/coverTemplateDraft.js
@@ -0,0 +1,113 @@
+import {
+  createDefaultCoverTemplateConfig,
+  isFullCoverTemplateConfig,
+  migrateSimpleCoverConfig,
+} from "../config/coverTemplateDefaults.js";
+import { splitCoverReferenceText } from "./coverTextSplit.js";
+
+/**
+ * @param {{ id?: string, name?: string, description?: string, config?: Record<string, unknown> }} template
+ * @param {string} [referenceText]
+ */
+export function createCoverEditDraft(template, referenceText = "") {
+  const baseConfig = isFullCoverTemplateConfig(template?.config)
+    ? createDefaultCoverTemplateConfig({ ...template.config })
+    : migrateSimpleCoverConfig(template?.config || {});
+
+  const draft = {
+    id: template?.id || "",
+    name: template?.name || "新模板",
+    description: template?.description || "",
+    config: baseConfig,
+  };
+
+  syncCoverTextsFromReference(draft, referenceText);
+  return draft;
+}
+
+/**
+ * @param {{ config: Record<string, unknown> }} draft
+ * @param {string} referenceText
+ */
+export function syncCoverTextsFromReference(draft, referenceText) {
+  const cfg = draft.config;
+  const { title, subtitle } = splitCoverReferenceText(referenceText, {
+    autoSplit: cfg.autoSplitText !== false,
+    titleMaxLength: Number(cfg.titleMaxLength) || 14,
+    subtitleMaxLength: Number(cfg.subtitleMaxLength) || 16,
+  });
+  cfg.titleText = title;
+  cfg.subtitleText = subtitle;
+}
+
+/**
+ * 与 Electron CoverCustomEditor 保存时一致的 titles 结构
+ * @param {Record<string, unknown>} config
+ */
+export function buildCoverTitlesConfig(config) {
+  const c = config || {};
+  return {
+    main: {
+      text: c.titleText || "",
+      maxLength: c.titleMaxCharsPerLine ?? 10,
+      fontSize: c.titleFontSize,
+      fontFamily: c.titleFontFamily || "Microsoft YaHei",
+      fontWeight: c.titleFontWeight ?? 700,
+      color: c.titleColor || "#FFFFFF",
+      strokeColor: c.titleStrokeColor || "#000000",
+      strokeWidth: c.titleStrokeWidth ?? 0,
+      shadowColor: c.titleShadowColor || "#000000",
+      shadowOffsetX: c.titleShadowOffsetX ?? 0,
+      shadowOffsetY: c.titleShadowOffsetY ?? 0,
+      shadowBlur: c.titleShadowBlur ?? 0,
+      shadowEnabled: Boolean(c.titleShadowEnabled),
+      shadowLayers: Array.isArray(c.titleShadowLayers) ? c.titleShadowLayers : [],
+      position: c.titlePosition || { x: 50, y: 80 },
+      direction: c.titleDirection || "horizontal",
+      charSpacing: c.titleCharSpacing,
+      lineSpacing: c.titleLineSpacing,
+      rotation: c.titleRotation ?? 0,
+      backgroundRotation: c.titleBackgroundRotation ?? 0,
+    },
+    sub: {
+      text: c.subtitleText || "",
+      maxLength: c.subtitleMaxCharsPerLine ?? 15,
+      fontSize: c.subtitleFontSize,
+      fontFamily: c.subtitleFontFamily || "Microsoft YaHei",
+      fontWeight: c.subtitleFontWeight ?? 500,
+      color: c.subtitleColor || "#FFFFFF",
+      strokeColor: c.subtitleStrokeColor || "#000000",
+      strokeWidth: c.subtitleStrokeWidth ?? 0,
+      shadowColor: c.subtitleShadowColor || "#000000",
+      shadowOffsetX: c.subtitleShadowOffsetX ?? 0,
+      shadowOffsetY: c.subtitleShadowOffsetY ?? 0,
+      shadowBlur: c.subtitleShadowBlur ?? 0,
+      shadowEnabled: Boolean(c.subtitleShadowEnabled),
+      shadowLayers: Array.isArray(c.subtitleShadowLayers)
+        ? c.subtitleShadowLayers
+        : [],
+      position: c.subtitlePosition || { x: 50, y: 90 },
+      direction: c.subtitleDirection || "horizontal",
+      charSpacing: c.subtitleCharSpacing,
+      lineSpacing: c.subtitleLineSpacing,
+      rotation: c.subtitleRotation ?? 0,
+      backgroundRotation: c.subtitleBackgroundRotation ?? 0,
+    },
+  };
+}
+
+/**
+ * 导出给 Python 生成器的配置（补全兼容字段）
+ * @param {Record<string, unknown>} config
+ */
+export function normalizeCoverConfigForGenerator(config) {
+  const c = { ...config };
+  c.blurBackground = Boolean(c.backgroundBlurEnabled ?? c.blurBackground);
+  c.extractPerson = c.extractPerson !== false;
+  if (c.personBorderEnabled && !c.personOutlineColor) {
+    c.personOutlineColor = c.personBorderColor;
+    c.personOutlineWidth = c.personBorderWidth;
+  }
+  c.titles = buildCoverTitlesConfig(c);
+  return c;
+}
diff --git a/src/utils/coverTextSplit.js b/src/utils/coverTextSplit.js
new file mode 100644
index 0000000..2369da0
--- /dev/null
+++ b/src/utils/coverTextSplit.js
@@ -0,0 +1,83 @@
+/** 步骤 04 默认建议条数 */
+export const STEP4_TITLE_SUGGESTION_COUNT = 5;
+
+/**
+ * 解析步骤 04 标题文本为行列表
+ * @param {string} titleGenerated
+ */
+export function parseStep4TitleLines(titleGenerated) {
+  return String(titleGenerated || "")
+    .split(/\r?\n/)
+    .map((l) => l.trim())
+    .filter(Boolean);
+}
+
+/**
+ * 步骤 04 生成多条标题建议（换行分隔）。
+ * - 1～5 行：取第一行作为封面/发布用标题（其余为备选，可在步骤 04 调整顺序）
+ * - 超过 5 行：随机选取一行
+ * @param {string} titleGenerated
+ * @param {{ random?: () => number }} [opts] 便于测试注入
+ */
+export function resolveStep4TitleForCover(titleGenerated, opts = {}) {
+  const lines = parseStep4TitleLines(titleGenerated);
+  if (!lines.length) return "";
+
+  const random = opts.random ?? Math.random;
+  const picked =
+    lines.length > STEP4_TITLE_SUGGESTION_COUNT
+      ? lines[Math.floor(random() * lines.length)]
+      : lines[0];
+
+  return picked.slice(0, 80);
+}
+
+/**
+ * 封面标题/副标题拆分：先解析步骤 04 单行标题，再按模板规则拆主/副标题
+ * @param {string} text
+ * @param {{ autoSplit?: boolean, titleMaxLength?: number, subtitleMaxLength?: number }} opts
+ */
+export function splitCoverReferenceText(
+  text,
+  { autoSplit = true, titleMaxLength = 14, subtitleMaxLength = 16 } = {},
+) {
+  const single = resolveStep4TitleForCover(text);
+  if (!single) return { title: "", subtitle: "" };
+
+  if (!autoSplit || single.length <= titleMaxLength) {
+    return { title: single.slice(0, titleMaxLength), subtitle: "" };
+  }
+
+  const breakAt = findSplitIndex(single, titleMaxLength);
+  return {
+    title: single.slice(0, breakAt).trim().slice(0, titleMaxLength),
+    subtitle: single.slice(breakAt).trim().slice(0, subtitleMaxLength),
+  };
+}
+
+/**
+ * @param {string} text
+ * @param {number} maxLen
+ */
+function findSplitIndex(text, maxLen) {
+  const punct = /[，,。！？；、\s]/;
+  for (let i = Math.min(maxLen, text.length - 1); i > 2; i -= 1) {
+    if (punct.test(text[i])) return i + 1;
+  }
+  return Math.min(maxLen, Math.ceil(text.length / 2));
+}
+
+/**
+ * 按每行字数折行（预览用）
+ * @param {string} text
+ * @param {number} maxPerLine
+ */
+export function wrapCoverLine(text, maxPerLine) {
+  const raw = String(text || "");
+  if (!raw || maxPerLine < 1) return [];
+  const lines = [];
+  for (let i = 0; i < raw.length; i += maxPerLine) {
+    lines.push(raw.slice(i, i + maxPerLine));
+  }
+  return lines;
+}