chore: update docs

lich0821 · lich0821 · commit 31466b66a49a · 2025-12-09T18:33:48.000+08:00
diff --git a/README.md b/README.md
@@ -1,7 +1,12 @@
 <div align="center">
 
 <p align="center">
-  <img src="docs/images/ccNexus.svg" alt="Claude Code & Codex CLI 智能端点轮换代理" width="800" />
+  <picture>
+    <source media="(prefers-color-scheme: dark)" src set="docs/images/ccNexus-dark.svg">
+    <img src="docs/images/ccNexus-light.svg"
+         alt="Claude Code & Codex CLI 智能端点轮换代理"
+         width="720">
+  </picture>
 </p>
 
 [![构建状态](https://github.com/lich0821/ccNexus/workflows/Build%20and%20Release/badge.svg)](https://github.com/lich0821/ccNexus/actions)
diff --git a/README_EN.md b/README_EN.md
@@ -1,7 +1,12 @@
 <div align="center">
 
 <p align="center">
-  <img src="docs/images/ccNexus.svg" alt="Claude Code & Codex CLI Smart Endpoint Rotation Proxy" width="800" />
+  <picture>
+    <source media="(prefers-color-scheme: dark)" src set="docs/images/ccNexus-dark.svg">
+    <img src="docs/images/ccNexus-light.svg"
+         alt="Claude Code & Codex CLI 智能端点轮换代理"
+         width="720">
+  </picture>
 </p>
 
 [![Build Status](https://github.com/lich0821/ccNexus/workflows/Build%20and%20Release/badge.svg)](https://github.com/lich0821/ccNexus/actions)
diff --git a/docs/images/ccNexus-dark.svg b/docs/images/ccNexus-dark.svg
@@ -0,0 +1,20 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<svg xmlns="http://www.w3.org/2000/svg" width="1200" height="140" viewBox="0 0 1200 140">
+  <rect width="100%" height="100%" fill="transparent"/>
+  <style>
+    .title {
+      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Noto Sans", "Helvetica", Arial, sans-serif;
+      font-size: 56px;
+      font-weight: 700;
+      letter-spacing: 0.2px;
+    }
+    .base { fill: #f0f6fc; }
+  </style>
+
+  <text x="20" y="90" class="title">
+    <tspan fill="#e53935">C</tspan><tspan class="base">laude </tspan>
+    <tspan fill="#e53935">C</tspan><tspan class="base">ode &amp; </tspan>
+    <tspan fill="#1e88e5">C</tspan><tspan class="base">odex </tspan>
+    <tspan fill="#1e88e5">C</tspan><tspan class="base">LI 智能端点轮换代理</tspan>
+  </text>
+</svg>
diff --git a/docs/images/ccNexus-light.svg b/docs/images/ccNexus-light.svg
@@ -0,0 +1,20 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<svg xmlns="http://www.w3.org/2000/svg" width="1200" height="140" viewBox="0 0 1200 140">
+  <rect width="100%" height="100%" fill="transparent"/>
+  <style>
+    .title {
+      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Noto Sans", "Helvetica", Arial, sans-serif;
+      font-size: 56px;
+      font-weight: 700;
+      letter-spacing: 0.2px;
+    }
+    .base { fill: #0b0f19; }
+  </style>
+
+  <text x="20" y="90" class="title">
+    <tspan fill="#e53935">C</tspan><tspan class="base">laude </tspan>
+    <tspan fill="#e53935">C</tspan><tspan class="base">ode &amp; </tspan>
+    <tspan fill="#1e88e5">C</tspan><tspan class="base">odex </tspan>
+    <tspan fill="#1e88e5">C</tspan><tspan class="base">LI 智能端点轮换代理</tspan>
+  </text>
+</svg>
diff --git a/docs/images/ccNexus.svg b/docs/images/ccNexus.svg
