diff --git a/index.json b/index.json
index 89b02b9..9d89362 100644
--- a/index.json
+++ b/index.json
@@ -1,6 +1,6 @@
 {
   "schemaVersion": 1,
-  "updated_at": "2026-07-18",
+  "updated_at": "2026-07-29",
   "themes": [
     {
       "id": "dream-skin-original",
@@ -211,6 +211,25 @@
       "preview": "themes/preset-sakura-dawn/preview.jpg",
       "theme_sha256": "05190d4e4248d2f71993a1732ff857a7689cdd355e7fa588406cdcd573919699",
       "image_sha256": "ae63c486b5a211fc818348896ce947e569d8d300987640817021816a4ebd07ab"
+    },
+    {
+      "id": "dreamskin-red-horizon",
+      "name": "红白科幻",
+      "version": "1.0.0",
+      "author": "axdlee / Codex Dream Skin contributors",
+      "description": "克制的红白未来地平线，适合清晰、专注的工作节奏。",
+      "license": "CC BY 4.0",
+      "source_url": "https://github.com/axdlee/Codex-Dream-Skin",
+      "tags": [
+        "原创",
+        "场景",
+        "浅色"
+      ],
+      "theme": "themes/dreamskin-red-horizon/theme.json",
+      "image": "themes/dreamskin-red-horizon/image.png",
+      "preview": "themes/dreamskin-red-horizon/preview.jpg",
+      "theme_sha256": "8cc4289962869fce3567db8dd5168cb26e0102202317a11c92a4c07851c0db5a",
+      "image_sha256": "d548117583e8584116bfbc6e64c1a1c38773ba06e1ce7fabcbc84caa4a6d6996"
     }
   ]
 }
diff --git a/themes/dreamskin-red-horizon/LICENSE.md b/themes/dreamskin-red-horizon/LICENSE.md
new file mode 100644
index 0000000..5bd9e4c
--- /dev/null
+++ b/themes/dreamskin-red-horizon/LICENSE.md
@@ -0,0 +1,9 @@
+# 红白科幻 license
+
+- Theme author: axdlee / Codex Dream Skin contributors
+- Image author: axdlee; AI-generated original visual asset, curated for Codex Dream Skin.
+- Original project: https://github.com/axdlee/Codex-Dream-Skin
+- Theme ID: dreamskin-red-horizon
+- License: [CC BY 4.0](https://creativecommons.org/licenses/by/4.0/)
+- Attribution: Please credit “axdlee / Codex Dream Skin contributors”.
+- Third-party materials: None.
diff --git a/themes/dreamskin-red-horizon/image.png b/themes/dreamskin-red-horizon/image.png
new file mode 100644
index 0000000..5f8a3da
Binary files /dev/null and b/themes/dreamskin-red-horizon/image.png differ
diff --git a/themes/dreamskin-red-horizon/preview.jpg b/themes/dreamskin-red-horizon/preview.jpg
new file mode 100644
index 0000000..ae55193
Binary files /dev/null and b/themes/dreamskin-red-horizon/preview.jpg differ
diff --git a/themes/dreamskin-red-horizon/theme.json b/themes/dreamskin-red-horizon/theme.json
new file mode 100644
index 0000000..232e8b0
--- /dev/null
+++ b/themes/dreamskin-red-horizon/theme.json
@@ -0,0 +1,24 @@
+{
+  "schemaVersion": 1,
+  "id": "dreamskin-red-horizon",
+  "name": "红白科幻",
+  "stylePreset": "dreamskin-red-horizon",
+  "brandSubtitle": "RED HORIZON",
+  "tagline": "克制的红白未来地平线，适合清晰、专注的工作节奏。",
+  "projectPrefix": "未来项目 ·",
+  "projectLabel": "选择未来项目",
+  "statusText": "HORIZON ONLINE",
+  "quote": "BUILD THE NEXT HORIZON",
+  "colors": {
+    "background": "#fff8f8",
+    "panel": "#fcebed",
+    "panelAlt": "#fcebed",
+    "accent": "#ef4b50",
+    "accentAlt": "#ff8080",
+    "secondary": "#f2a2a4",
+    "highlight": "#be222c",
+    "text": "#2d1719",
+    "muted": "#72575a",
+    "line": "#ef4b50"
+  }
+}