From 2f330dd261f9e61af5e2b0e7e56cb64d45563025 Mon Sep 17 00:00:00 2001
From: wikiboss <zacow@163.com>
Date: Fri, 9 Oct 2026 17:14:41 +0800
Subject: [PATCH] =?UTF-8?q?=E8=A7=86=E8=A7=89=E4=BC=98=E5=8C=96=EF=BC=9A?=
 =?UTF-8?q?=E4=B8=BA=E9=A6=96=E9=A1=B54=E5=A4=A7=E6=8A=80=E6=9C=AF?=
 =?UTF-8?q?=E6=9E=B6=E6=9E=84=E6=B4=9E=E5=AF=9F=E6=96=87=E7=AB=A0=E5=88=86?=
 =?UTF-8?q?=E9=85=8D=E4=B8=93=E5=B1=9E=E7=8E=B0=E4=BB=A3=E4=B8=AD=E5=BC=8F?=
 =?UTF-8?q?=E7=A7=91=E6=8A=80=E6=8A=BD=E8=B1=A1=E5=B0=81=E9=9D=A2=E5=9B=BE?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 .../view/web/official_home/index.html         |  11 +-
 .../images/articles/article_ai_agent.svg      |  10 +-
 .../images/articles/article_cache.svg         |  34 ++---
 .../images/articles/article_cross_app.svg     |  10 +-
 .../images/articles/article_erp_bom.svg       |  10 +-
 .../images/articles/article_microservice.svg  |  10 +-
 .../images/articles/article_mysql_page.svg    |  39 +++---
 .../images/articles/article_pos_offline.svg   |  10 +-
 .../images/articles/article_redis_split.svg   |  42 +++---
 .../articles/article_security_whitepaper.svg  |  10 +-
 .../articles/article_southwest_digital.svg    |  10 +-
 .../images/articles/article_tdd_standards.svg |  10 +-
 .../images/articles/article_xxl_job.svg       |  41 +++---
 tests/generate_article_covers.py              | 126 ++++++++++--------
 14 files changed, 195 insertions(+), 178 deletions(-)

diff --git a/addons/official/view/web/official_home/index.html b/addons/official/view/web/official_home/index.html
index ffcd6be..4e54873 100644
--- a/addons/official/view/web/official_home/index.html
+++ b/addons/official/view/web/official_home/index.html
@@ -849,9 +849,6 @@
             {if $idx < 4}
             <article class="nhc-article-card">
                 <a href="{:addon_url('official/web.official_journalism/details',[':pid'=>6,':sid'=>$art['official_category_id'],':id'=>$art['id']])}" class="nhc-article-card-thumb">
-                    {if !empty($art['image'])}
-                    <img src="{$art['image']}" alt="{$art['title']}" loading="lazy">
-                    {else/}
                     {php}
                         $cover_fallbacks = [
                             0 => '/assets/addons/official/images/articles/article_cache.svg',
@@ -859,10 +856,14 @@
                             2 => '/assets/addons/official/images/articles/article_xxl_job.svg',
                             3 => '/assets/addons/official/images/articles/article_redis_split.svg',
                         ];
-                        $cover_src = isset($cover_fallbacks[$idx]) ? $cover_fallbacks[$idx] : '/assets/addons/official/images/articles/article_microservice.svg';
+                        $img_val = !empty($art['image']) ? $art['image'] : '';
+                        if (empty($img_val) || strpos($img_val, 'article_microservice.svg') !== false) {
+                            $cover_src = isset($cover_fallbacks[$idx]) ? $cover_fallbacks[$idx] : '/assets/addons/official/images/articles/article_microservice.svg';
+                        } else {
+                            $cover_src = $img_val;
+                        }
                     {/php}
                     <img src="{$cover_src}" alt="{$art['title']}" loading="lazy" style="width: 100%; height: 100%; object-fit: cover;">
-                    {/if}
                 </a>
                 <div class="nhc-article-card-body">
                     <div class="nhc-article-meta">
diff --git a/public/assets/addons/official/images/articles/article_ai_agent.svg b/public/assets/addons/official/images/articles/article_ai_agent.svg
index 7d977da..1c79553 100644
--- a/public/assets/addons/official/images/articles/article_ai_agent.svg
+++ b/public/assets/addons/official/images/articles/article_ai_agent.svg
@@ -18,16 +18,16 @@
       <stop offset="100%" stop-color="#6366F1"/>
     </linearGradient>
     <linearGradient id="artGlass" x1="0%" y1="0%" x2="100%" y2="100%">
-      <stop offset="0%" stop-color="#FFFFFF" stop-opacity="0.88"/>
-      <stop offset="100%" stop-color="#F1F5F9" stop-opacity="0.65"/>
+      <stop offset="0%" stop-color="#FFFFFF" stop-opacity="0.92"/>
+      <stop offset="100%" stop-color="#F1F5F9" stop-opacity="0.7"/>
     </linearGradient>
     <pattern id="artLattice" width="24" height="24" patternUnits="userSpaceOnUse">
       <path d="M 24 0 L 0 0 0 24" fill="none" stroke="#E2E8F0" stroke-width="0.75" stroke-dasharray="3,3"/>
     </pattern>
-    <filter id="artShadow" x="-10%" y="-10%" width="120%" height="120%">
-      <feDropShadow dx="0" dy="6" stdDeviation="10" flood-color="#0F172A" flood-opacity="0.06"/>
+    <filter id="artShadow" x="-20%" y="-20%" width="140%" height="140%">
+      <feDropShadow dx="0" dy="6" stdDeviation="10" flood-color="#0F172A" flood-opacity="0.08"/>
     </filter>
-    <filter id="artGlow" x="-20%" y="-20%" width="140%" height="140%">
+    <filter id="artGlow" x="-30%" y="-30%" width="160%" height="160%">
       <feGaussianBlur stdDeviation="8" result="blur"/>
       <feComposite in="SourceGraphic" in2="blur" operator="over"/>
     </filter>
diff --git a/public/assets/addons/official/images/articles/article_cache.svg b/public/assets/addons/official/images/articles/article_cache.svg
index 50c7f9a..37e3c4d 100644
--- a/public/assets/addons/official/images/articles/article_cache.svg
+++ b/public/assets/addons/official/images/articles/article_cache.svg
@@ -18,16 +18,16 @@
       <stop offset="100%" stop-color="#6366F1"/>
     </linearGradient>
     <linearGradient id="artGlass" x1="0%" y1="0%" x2="100%" y2="100%">
-      <stop offset="0%" stop-color="#FFFFFF" stop-opacity="0.88"/>
-      <stop offset="100%" stop-color="#F1F5F9" stop-opacity="0.65"/>
+      <stop offset="0%" stop-color="#FFFFFF" stop-opacity="0.92"/>
+      <stop offset="100%" stop-color="#F1F5F9" stop-opacity="0.7"/>
     </linearGradient>
     <pattern id="artLattice" width="24" height="24" patternUnits="userSpaceOnUse">
       <path d="M 24 0 L 0 0 0 24" fill="none" stroke="#E2E8F0" stroke-width="0.75" stroke-dasharray="3,3"/>
     </pattern>
-    <filter id="artShadow" x="-10%" y="-10%" width="120%" height="120%">
-      <feDropShadow dx="0" dy="6" stdDeviation="10" flood-color="#0F172A" flood-opacity="0.06"/>
+    <filter id="artShadow" x="-20%" y="-20%" width="140%" height="140%">
+      <feDropShadow dx="0" dy="6" stdDeviation="10" flood-color="#0F172A" flood-opacity="0.08"/>
     </filter>
-    <filter id="artGlow" x="-20%" y="-20%" width="140%" height="140%">
+    <filter id="artGlow" x="-30%" y="-30%" width="160%" height="160%">
       <feGaussianBlur stdDeviation="8" result="blur"/>
       <feComposite in="SourceGraphic" in2="blur" operator="over"/>
     </filter>
@@ -48,16 +48,20 @@
 
   <g transform="translate(300, 190)">
     
-      <ellipse cx="0" cy="65" rx="190" ry="70" fill="none" stroke="#E2E8F0" stroke-width="1.2" stroke-dasharray="5,4"/>
-      <!-- 布隆过滤器位图光栅与防御漏斗 -->
-      <polygon points="0,-85 90,-45 0,-15 -90,-45" fill="url(#artGlass)" stroke="#2563EB" stroke-width="1.5" filter="url(#artShadow)"/>
-      <polygon points="0,-35 60,-5 0,18 -60,-5" fill="url(#artGlass)" stroke="#06B6D4" stroke-width="1.2"/>
-      <polygon points="0,5 35,22 0,38 -35,22" fill="url(#artBlue)"/>
-      <line x1="0" y1="-85" x2="0" y2="70" stroke="url(#artBlue)" stroke-width="2.5" stroke-dasharray="4,3"/>
-      <circle cx="0" cy="70" r="18" fill="url(#artGlass)" stroke="#2563EB" stroke-width="1.2"/>
-      <circle cx="0" cy="70" r="6" fill="#2563EB" filter="url(#artGlow)"/>
-      <circle cx="-65" cy="-25" r="3.5" fill="#DC2626"/>
-      <circle cx="65" cy="-25" r="3.5" fill="#DC2626"/>
+      <ellipse cx="0" cy="70" rx="210" ry="75" fill="none" stroke="#E2E8F0" stroke-width="1.2" stroke-dasharray="5,4"/>
+      <!-- 布隆过滤器多阶防御漏斗与位图拦截阵列 -->
+      <polygon points="0,-100 110,-55 0,-20 -110,-55" fill="url(#artGlass)" stroke="#2563EB" stroke-width="1.5" filter="url(#artShadow)"/>
+      <polygon points="0,-45 75,-10 0,18 -75,-10" fill="url(#artGlass)" stroke="#06B6D4" stroke-width="1.2"/>
+      <polygon points="0,5 45,26 0,46 -45,26" fill="url(#artBlue)"/>
+      <line x1="0" y1="-100" x2="0" y2="75" stroke="url(#artBlue)" stroke-width="2.5" stroke-dasharray="4,3"/>
+      <!-- 底部安全落盘数据持久层 -->
+      <circle cx="0" cy="75" r="22" fill="url(#artGlass)" stroke="#2563EB" stroke-width="1.5"/>
+      <circle cx="0" cy="75" r="8" fill="#2563EB" filter="url(#artGlow)"/>
+      <!-- 拦截击溃的异常请求粒子 -->
+      <circle cx="-85" cy="-35" r="4.5" fill="#DC2626"/>
+      <circle cx="85" cy="-35" r="4.5" fill="#DC2626"/>
+      <circle cx="-50" cy="15" r="3.5" fill="#06B6D4"/>
+      <circle cx="50" cy="15" r="3.5" fill="#2563EB"/>
     
   </g>
 </svg>
\ No newline at end of file
diff --git a/public/assets/addons/official/images/articles/article_cross_app.svg b/public/assets/addons/official/images/articles/article_cross_app.svg
index 90ab9c5..52544a6 100644
--- a/public/assets/addons/official/images/articles/article_cross_app.svg
+++ b/public/assets/addons/official/images/articles/article_cross_app.svg
@@ -18,16 +18,16 @@
       <stop offset="100%" stop-color="#6366F1"/>
     </linearGradient>
     <linearGradient id="artGlass" x1="0%" y1="0%" x2="100%" y2="100%">
-      <stop offset="0%" stop-color="#FFFFFF" stop-opacity="0.88"/>
-      <stop offset="100%" stop-color="#F1F5F9" stop-opacity="0.65"/>
+      <stop offset="0%" stop-color="#FFFFFF" stop-opacity="0.92"/>
+      <stop offset="100%" stop-color="#F1F5F9" stop-opacity="0.7"/>
     </linearGradient>
     <pattern id="artLattice" width="24" height="24" patternUnits="userSpaceOnUse">
       <path d="M 24 0 L 0 0 0 24" fill="none" stroke="#E2E8F0" stroke-width="0.75" stroke-dasharray="3,3"/>
     </pattern>
-    <filter id="artShadow" x="-10%" y="-10%" width="120%" height="120%">
-      <feDropShadow dx="0" dy="6" stdDeviation="10" flood-color="#0F172A" flood-opacity="0.06"/>
+    <filter id="artShadow" x="-20%" y="-20%" width="140%" height="140%">
+      <feDropShadow dx="0" dy="6" stdDeviation="10" flood-color="#0F172A" flood-opacity="0.08"/>
     </filter>
-    <filter id="artGlow" x="-20%" y="-20%" width="140%" height="140%">
+    <filter id="artGlow" x="-30%" y="-30%" width="160%" height="160%">
       <feGaussianBlur stdDeviation="8" result="blur"/>
       <feComposite in="SourceGraphic" in2="blur" operator="over"/>
     </filter>
diff --git a/public/assets/addons/official/images/articles/article_erp_bom.svg b/public/assets/addons/official/images/articles/article_erp_bom.svg
index b214136..8920a0b 100644
--- a/public/assets/addons/official/images/articles/article_erp_bom.svg
+++ b/public/assets/addons/official/images/articles/article_erp_bom.svg
@@ -18,16 +18,16 @@
       <stop offset="100%" stop-color="#6366F1"/>
     </linearGradient>
     <linearGradient id="artGlass" x1="0%" y1="0%" x2="100%" y2="100%">
-      <stop offset="0%" stop-color="#FFFFFF" stop-opacity="0.88"/>
-      <stop offset="100%" stop-color="#F1F5F9" stop-opacity="0.65"/>
+      <stop offset="0%" stop-color="#FFFFFF" stop-opacity="0.92"/>
+      <stop offset="100%" stop-color="#F1F5F9" stop-opacity="0.7"/>
     </linearGradient>
     <pattern id="artLattice" width="24" height="24" patternUnits="userSpaceOnUse">
       <path d="M 24 0 L 0 0 0 24" fill="none" stroke="#E2E8F0" stroke-width="0.75" stroke-dasharray="3,3"/>
     </pattern>
-    <filter id="artShadow" x="-10%" y="-10%" width="120%" height="120%">
-      <feDropShadow dx="0" dy="6" stdDeviation="10" flood-color="#0F172A" flood-opacity="0.06"/>
+    <filter id="artShadow" x="-20%" y="-20%" width="140%" height="140%">
+      <feDropShadow dx="0" dy="6" stdDeviation="10" flood-color="#0F172A" flood-opacity="0.08"/>
     </filter>
-    <filter id="artGlow" x="-20%" y="-20%" width="140%" height="140%">
+    <filter id="artGlow" x="-30%" y="-30%" width="160%" height="160%">
       <feGaussianBlur stdDeviation="8" result="blur"/>
       <feComposite in="SourceGraphic" in2="blur" operator="over"/>
     </filter>
diff --git a/public/assets/addons/official/images/articles/article_microservice.svg b/public/assets/addons/official/images/articles/article_microservice.svg
index facd4de..88f5883 100644
--- a/public/assets/addons/official/images/articles/article_microservice.svg
+++ b/public/assets/addons/official/images/articles/article_microservice.svg
@@ -18,16 +18,16 @@
       <stop offset="100%" stop-color="#6366F1"/>
     </linearGradient>
     <linearGradient id="artGlass" x1="0%" y1="0%" x2="100%" y2="100%">
-      <stop offset="0%" stop-color="#FFFFFF" stop-opacity="0.88"/>
-      <stop offset="100%" stop-color="#F1F5F9" stop-opacity="0.65"/>
+      <stop offset="0%" stop-color="#FFFFFF" stop-opacity="0.92"/>
+      <stop offset="100%" stop-color="#F1F5F9" stop-opacity="0.7"/>
     </linearGradient>
     <pattern id="artLattice" width="24" height="24" patternUnits="userSpaceOnUse">
       <path d="M 24 0 L 0 0 0 24" fill="none" stroke="#E2E8F0" stroke-width="0.75" stroke-dasharray="3,3"/>
     </pattern>
-    <filter id="artShadow" x="-10%" y="-10%" width="120%" height="120%">
-      <feDropShadow dx="0" dy="6" stdDeviation="10" flood-color="#0F172A" flood-opacity="0.06"/>
+    <filter id="artShadow" x="-20%" y="-20%" width="140%" height="140%">
+      <feDropShadow dx="0" dy="6" stdDeviation="10" flood-color="#0F172A" flood-opacity="0.08"/>
     </filter>
-    <filter id="artGlow" x="-20%" y="-20%" width="140%" height="140%">
+    <filter id="artGlow" x="-30%" y="-30%" width="160%" height="160%">
       <feGaussianBlur stdDeviation="8" result="blur"/>
       <feComposite in="SourceGraphic" in2="blur" operator="over"/>
     </filter>
diff --git a/public/assets/addons/official/images/articles/article_mysql_page.svg b/public/assets/addons/official/images/articles/article_mysql_page.svg
index 8013ec7..61d1346 100644
--- a/public/assets/addons/official/images/articles/article_mysql_page.svg
+++ b/public/assets/addons/official/images/articles/article_mysql_page.svg
@@ -18,16 +18,16 @@
       <stop offset="100%" stop-color="#6366F1"/>
     </linearGradient>
     <linearGradient id="artGlass" x1="0%" y1="0%" x2="100%" y2="100%">
-      <stop offset="0%" stop-color="#FFFFFF" stop-opacity="0.88"/>
-      <stop offset="100%" stop-color="#F1F5F9" stop-opacity="0.65"/>
+      <stop offset="0%" stop-color="#FFFFFF" stop-opacity="0.92"/>
+      <stop offset="100%" stop-color="#F1F5F9" stop-opacity="0.7"/>
     </linearGradient>
     <pattern id="artLattice" width="24" height="24" patternUnits="userSpaceOnUse">
       <path d="M 24 0 L 0 0 0 24" fill="none" stroke="#E2E8F0" stroke-width="0.75" stroke-dasharray="3,3"/>
     </pattern>
-    <filter id="artShadow" x="-10%" y="-10%" width="120%" height="120%">
-      <feDropShadow dx="0" dy="6" stdDeviation="10" flood-color="#0F172A" flood-opacity="0.06"/>
+    <filter id="artShadow" x="-20%" y="-20%" width="140%" height="140%">
+      <feDropShadow dx="0" dy="6" stdDeviation="10" flood-color="#0F172A" flood-opacity="0.08"/>
     </filter>
-    <filter id="artGlow" x="-20%" y="-20%" width="140%" height="140%">
+    <filter id="artGlow" x="-30%" y="-30%" width="160%" height="160%">
       <feGaussianBlur stdDeviation="8" result="blur"/>
       <feComposite in="SourceGraphic" in2="blur" operator="over"/>
     </filter>
@@ -48,24 +48,25 @@
 
   <g transform="translate(300, 190)">
     
-      <ellipse cx="0" cy="60" rx="180" ry="65" fill="none" stroke="#E2E8F0" stroke-width="1.2" stroke-dasharray="4,4"/>
-      <!-- B+Tree 索引阶梯结构 -->
-      <line x1="-120" y1="40" x2="120" y2="40" stroke="#CBD5E1" stroke-width="1.5"/>
-      <g transform="translate(-80, 20)">
-        <rect x="-15" y="-15" width="30" height="30" rx="4" fill="url(#artGlass)" stroke="#CBD5E1" stroke-width="1"/>
-        <circle cx="0" cy="0" r="3" fill="#94A3B8"/>
+      <ellipse cx="0" cy="65" rx="200" ry="70" fill="none" stroke="#E2E8F0" stroke-width="1.2" stroke-dasharray="4,4"/>
+      <!-- B+Tree 索引阶梯基准线 -->
+      <line x1="-150" y1="45" x2="150" y2="45" stroke="#CBD5E1" stroke-width="1.5"/>
+      <g transform="translate(-100, 20)">
+        <rect x="-18" y="-18" width="36" height="36" rx="5" fill="url(#artGlass)" stroke="#CBD5E1" stroke-width="1.2"/>
+        <circle cx="0" cy="0" r="4" fill="#94A3B8"/>
       </g>
-      <g transform="translate(-20, 0)">
-        <rect x="-15" y="-15" width="30" height="30" rx="4" fill="url(#artGlass)" stroke="#93C5FD" stroke-width="1.2"/>
-        <circle cx="0" cy="0" r="3" fill="#2563EB"/>
+      <g transform="translate(-25, -5)">
+        <rect x="-18" y="-18" width="36" height="36" rx="5" fill="url(#artGlass)" stroke="#93C5FD" stroke-width="1.5"/>
+        <circle cx="0" cy="0" r="4" fill="#2563EB"/>
       </g>
       <!-- 高性能延迟关联跳跃抛物线 (由 3.8s 降至 12ms) -->
-      <path d="M -80 5 C -30 -70 40 -70 80 -10" fill="none" stroke="url(#artCyan)" stroke-width="2.5" stroke-linecap="round"/>
-      <g transform="translate(80, -10)" filter="url(#artShadow)">
-        <rect x="-20" y="-20" width="40" height="40" rx="6" fill="url(#artBlue)"/>
-        <circle cx="0" cy="0" r="6" fill="#FFFFFF" filter="url(#artGlow)"/>
+      <path d="M -100 5 C -40 -85 50 -85 100 -15" fill="none" stroke="url(#artCyan)" stroke-width="3" stroke-linecap="round"/>
+      <g transform="translate(100, -15)" filter="url(#artShadow)">
+        <rect x="-24" y="-24" width="48" height="48" rx="8" fill="url(#artBlue)"/>
+        <circle cx="0" cy="0" r="8" fill="#FFFFFF" filter="url(#artGlow)"/>
+        <circle cx="0" cy="0" r="3" fill="#1D4ED8"/>
       </g>
-      <circle cx="0" cy="-60" r="4.5" fill="#06B6D4" filter="url(#artGlow)"/>
+      <circle cx="0" cy="-70" r="5.5" fill="#06B6D4" filter="url(#artGlow)"/>
     
   </g>
 </svg>
\ No newline at end of file
diff --git a/public/assets/addons/official/images/articles/article_pos_offline.svg b/public/assets/addons/official/images/articles/article_pos_offline.svg
index 9f43dae..c14ba6a 100644
--- a/public/assets/addons/official/images/articles/article_pos_offline.svg
+++ b/public/assets/addons/official/images/articles/article_pos_offline.svg
@@ -18,16 +18,16 @@
       <stop offset="100%" stop-color="#6366F1"/>
     </linearGradient>
     <linearGradient id="artGlass" x1="0%" y1="0%" x2="100%" y2="100%">
-      <stop offset="0%" stop-color="#FFFFFF" stop-opacity="0.88"/>
-      <stop offset="100%" stop-color="#F1F5F9" stop-opacity="0.65"/>
+      <stop offset="0%" stop-color="#FFFFFF" stop-opacity="0.92"/>
+      <stop offset="100%" stop-color="#F1F5F9" stop-opacity="0.7"/>
     </linearGradient>
     <pattern id="artLattice" width="24" height="24" patternUnits="userSpaceOnUse">
       <path d="M 24 0 L 0 0 0 24" fill="none" stroke="#E2E8F0" stroke-width="0.75" stroke-dasharray="3,3"/>
     </pattern>
-    <filter id="artShadow" x="-10%" y="-10%" width="120%" height="120%">
-      <feDropShadow dx="0" dy="6" stdDeviation="10" flood-color="#0F172A" flood-opacity="0.06"/>
+    <filter id="artShadow" x="-20%" y="-20%" width="140%" height="140%">
+      <feDropShadow dx="0" dy="6" stdDeviation="10" flood-color="#0F172A" flood-opacity="0.08"/>
     </filter>
-    <filter id="artGlow" x="-20%" y="-20%" width="140%" height="140%">
+    <filter id="artGlow" x="-30%" y="-30%" width="160%" height="160%">
       <feGaussianBlur stdDeviation="8" result="blur"/>
       <feComposite in="SourceGraphic" in2="blur" operator="over"/>
     </filter>
diff --git a/public/assets/addons/official/images/articles/article_redis_split.svg b/public/assets/addons/official/images/articles/article_redis_split.svg
index 7779d3e..c2ac8b1 100644
--- a/public/assets/addons/official/images/articles/article_redis_split.svg
+++ b/public/assets/addons/official/images/articles/article_redis_split.svg
@@ -18,16 +18,16 @@
       <stop offset="100%" stop-color="#6366F1"/>
     </linearGradient>
     <linearGradient id="artGlass" x1="0%" y1="0%" x2="100%" y2="100%">
-      <stop offset="0%" stop-color="#FFFFFF" stop-opacity="0.88"/>
-      <stop offset="100%" stop-color="#F1F5F9" stop-opacity="0.65"/>
+      <stop offset="0%" stop-color="#FFFFFF" stop-opacity="0.92"/>
+      <stop offset="100%" stop-color="#F1F5F9" stop-opacity="0.7"/>
     </linearGradient>
     <pattern id="artLattice" width="24" height="24" patternUnits="userSpaceOnUse">
       <path d="M 24 0 L 0 0 0 24" fill="none" stroke="#E2E8F0" stroke-width="0.75" stroke-dasharray="3,3"/>
     </pattern>
-    <filter id="artShadow" x="-10%" y="-10%" width="120%" height="120%">
-      <feDropShadow dx="0" dy="6" stdDeviation="10" flood-color="#0F172A" flood-opacity="0.06"/>
+    <filter id="artShadow" x="-20%" y="-20%" width="140%" height="140%">
+      <feDropShadow dx="0" dy="6" stdDeviation="10" flood-color="#0F172A" flood-opacity="0.08"/>
     </filter>
-    <filter id="artGlow" x="-20%" y="-20%" width="140%" height="140%">
+    <filter id="artGlow" x="-30%" y="-30%" width="160%" height="160%">
       <feGaussianBlur stdDeviation="8" result="blur"/>
       <feComposite in="SourceGraphic" in2="blur" operator="over"/>
     </filter>
@@ -48,23 +48,23 @@
 
   <g transform="translate(300, 190)">
     
-      <!-- 网络分区虚线隔断 -->
-      <line x1="0" y1="-100" x2="0" y2="100" stroke="#CBD5E1" stroke-width="1.5" stroke-dasharray="6,4"/>
-      <!-- 左侧：健康多数派集群节点 -->
-      <g transform="translate(-75, 0)" filter="url(#artShadow)">
-        <circle cx="0" cy="0" r="45" fill="#EFF6FF" opacity="0.8"/>
-        <circle cx="0" cy="0" r="32" fill="url(#artBlue)"/>
-        <circle cx="0" cy="0" r="14" fill="#FFFFFF"/>
-        <circle cx="0" cy="0" r="6" fill="#1D4ED8"/>
-        <circle cx="-35" cy="-35" r="5" fill="#06B6D4"/>
-        <circle cx="35" cy="-35" r="5" fill="#06B6D4"/>
-        <circle cx="0" cy="45" r="5" fill="#2563EB"/>
+      <!-- 网络分区虚线隔断 (Network Partition Boundary) -->
+      <line x1="0" y1="-115" x2="0" y2="115" stroke="#CBD5E1" stroke-width="1.8" stroke-dasharray="6,4"/>
+      <!-- 左侧：健康多数派集群节点 (Quorum Majority) -->
+      <g transform="translate(-85, 0)" filter="url(#artShadow)">
+        <circle cx="0" cy="0" r="52" fill="#EFF6FF" opacity="0.85"/>
+        <circle cx="0" cy="0" r="38" fill="url(#artBlue)"/>
+        <circle cx="0" cy="0" r="16" fill="#FFFFFF"/>
+        <circle cx="0" cy="0" r="7" fill="#1D4ED8"/>
+        <circle cx="-42" cy="-42" r="6" fill="#06B6D4"/>
+        <circle cx="42" cy="-42" r="6" fill="#06B6D4"/>
+        <circle cx="0" cy="52" r="6" fill="#2563EB"/>
       </g>
-      <!-- 右侧：孤立少数派休眠节点 -->
-      <g transform="translate(75, 0)">
-        <circle cx="0" cy="0" r="38" fill="none" stroke="#E2E8F0" stroke-width="1.5" stroke-dasharray="4,4"/>
-        <circle cx="0" cy="0" r="24" fill="url(#artGlass)" stroke="#CBD5E1" stroke-width="1.2"/>
-        <circle cx="0" cy="0" r="8" fill="#94A3B8"/>
+      <!-- 右侧：孤立少数派自动休眠 (Standby Sleep Mode) -->
+      <g transform="translate(85, 0)">
+        <circle cx="0" cy="0" r="44" fill="none" stroke="#E2E8F0" stroke-width="1.5" stroke-dasharray="4,4"/>
+        <circle cx="0" cy="0" r="28" fill="url(#artGlass)" stroke="#CBD5E1" stroke-width="1.5"/>
+        <circle cx="0" cy="0" r="10" fill="#94A3B8"/>
       </g>
     
   </g>
diff --git a/public/assets/addons/official/images/articles/article_security_whitepaper.svg b/public/assets/addons/official/images/articles/article_security_whitepaper.svg
index e4d7d76..e6b3ef1 100644
--- a/public/assets/addons/official/images/articles/article_security_whitepaper.svg
+++ b/public/assets/addons/official/images/articles/article_security_whitepaper.svg
@@ -18,16 +18,16 @@
       <stop offset="100%" stop-color="#6366F1"/>
     </linearGradient>
     <linearGradient id="artGlass" x1="0%" y1="0%" x2="100%" y2="100%">
-      <stop offset="0%" stop-color="#FFFFFF" stop-opacity="0.88"/>
-      <stop offset="100%" stop-color="#F1F5F9" stop-opacity="0.65"/>
+      <stop offset="0%" stop-color="#FFFFFF" stop-opacity="0.92"/>
+      <stop offset="100%" stop-color="#F1F5F9" stop-opacity="0.7"/>
     </linearGradient>
     <pattern id="artLattice" width="24" height="24" patternUnits="userSpaceOnUse">
       <path d="M 24 0 L 0 0 0 24" fill="none" stroke="#E2E8F0" stroke-width="0.75" stroke-dasharray="3,3"/>
     </pattern>
-    <filter id="artShadow" x="-10%" y="-10%" width="120%" height="120%">
-      <feDropShadow dx="0" dy="6" stdDeviation="10" flood-color="#0F172A" flood-opacity="0.06"/>
+    <filter id="artShadow" x="-20%" y="-20%" width="140%" height="140%">
+      <feDropShadow dx="0" dy="6" stdDeviation="10" flood-color="#0F172A" flood-opacity="0.08"/>
     </filter>
-    <filter id="artGlow" x="-20%" y="-20%" width="140%" height="140%">
+    <filter id="artGlow" x="-30%" y="-30%" width="160%" height="160%">
       <feGaussianBlur stdDeviation="8" result="blur"/>
       <feComposite in="SourceGraphic" in2="blur" operator="over"/>
     </filter>
diff --git a/public/assets/addons/official/images/articles/article_southwest_digital.svg b/public/assets/addons/official/images/articles/article_southwest_digital.svg
index 5dc1ef9..43d77e0 100644
--- a/public/assets/addons/official/images/articles/article_southwest_digital.svg
+++ b/public/assets/addons/official/images/articles/article_southwest_digital.svg
@@ -18,16 +18,16 @@
       <stop offset="100%" stop-color="#6366F1"/>
     </linearGradient>
     <linearGradient id="artGlass" x1="0%" y1="0%" x2="100%" y2="100%">
-      <stop offset="0%" stop-color="#FFFFFF" stop-opacity="0.88"/>
-      <stop offset="100%" stop-color="#F1F5F9" stop-opacity="0.65"/>
+      <stop offset="0%" stop-color="#FFFFFF" stop-opacity="0.92"/>
+      <stop offset="100%" stop-color="#F1F5F9" stop-opacity="0.7"/>
     </linearGradient>
     <pattern id="artLattice" width="24" height="24" patternUnits="userSpaceOnUse">
       <path d="M 24 0 L 0 0 0 24" fill="none" stroke="#E2E8F0" stroke-width="0.75" stroke-dasharray="3,3"/>
     </pattern>
-    <filter id="artShadow" x="-10%" y="-10%" width="120%" height="120%">
-      <feDropShadow dx="0" dy="6" stdDeviation="10" flood-color="#0F172A" flood-opacity="0.06"/>
+    <filter id="artShadow" x="-20%" y="-20%" width="140%" height="140%">
+      <feDropShadow dx="0" dy="6" stdDeviation="10" flood-color="#0F172A" flood-opacity="0.08"/>
     </filter>
-    <filter id="artGlow" x="-20%" y="-20%" width="140%" height="140%">
+    <filter id="artGlow" x="-30%" y="-30%" width="160%" height="160%">
       <feGaussianBlur stdDeviation="8" result="blur"/>
       <feComposite in="SourceGraphic" in2="blur" operator="over"/>
     </filter>
diff --git a/public/assets/addons/official/images/articles/article_tdd_standards.svg b/public/assets/addons/official/images/articles/article_tdd_standards.svg
index dc3b49d..4a5badc 100644
--- a/public/assets/addons/official/images/articles/article_tdd_standards.svg
+++ b/public/assets/addons/official/images/articles/article_tdd_standards.svg
@@ -18,16 +18,16 @@
       <stop offset="100%" stop-color="#6366F1"/>
     </linearGradient>
     <linearGradient id="artGlass" x1="0%" y1="0%" x2="100%" y2="100%">
-      <stop offset="0%" stop-color="#FFFFFF" stop-opacity="0.88"/>
-      <stop offset="100%" stop-color="#F1F5F9" stop-opacity="0.65"/>
+      <stop offset="0%" stop-color="#FFFFFF" stop-opacity="0.92"/>
+      <stop offset="100%" stop-color="#F1F5F9" stop-opacity="0.7"/>
     </linearGradient>
     <pattern id="artLattice" width="24" height="24" patternUnits="userSpaceOnUse">
       <path d="M 24 0 L 0 0 0 24" fill="none" stroke="#E2E8F0" stroke-width="0.75" stroke-dasharray="3,3"/>
     </pattern>
-    <filter id="artShadow" x="-10%" y="-10%" width="120%" height="120%">
-      <feDropShadow dx="0" dy="6" stdDeviation="10" flood-color="#0F172A" flood-opacity="0.06"/>
+    <filter id="artShadow" x="-20%" y="-20%" width="140%" height="140%">
+      <feDropShadow dx="0" dy="6" stdDeviation="10" flood-color="#0F172A" flood-opacity="0.08"/>
     </filter>
-    <filter id="artGlow" x="-20%" y="-20%" width="140%" height="140%">
+    <filter id="artGlow" x="-30%" y="-30%" width="160%" height="160%">
       <feGaussianBlur stdDeviation="8" result="blur"/>
       <feComposite in="SourceGraphic" in2="blur" operator="over"/>
     </filter>
diff --git a/public/assets/addons/official/images/articles/article_xxl_job.svg b/public/assets/addons/official/images/articles/article_xxl_job.svg
index 4a9cf47..1cb323b 100644
--- a/public/assets/addons/official/images/articles/article_xxl_job.svg
+++ b/public/assets/addons/official/images/articles/article_xxl_job.svg
@@ -18,16 +18,16 @@
       <stop offset="100%" stop-color="#6366F1"/>
     </linearGradient>
     <linearGradient id="artGlass" x1="0%" y1="0%" x2="100%" y2="100%">
-      <stop offset="0%" stop-color="#FFFFFF" stop-opacity="0.88"/>
-      <stop offset="100%" stop-color="#F1F5F9" stop-opacity="0.65"/>
+      <stop offset="0%" stop-color="#FFFFFF" stop-opacity="0.92"/>
+      <stop offset="100%" stop-color="#F1F5F9" stop-opacity="0.7"/>
     </linearGradient>
     <pattern id="artLattice" width="24" height="24" patternUnits="userSpaceOnUse">
       <path d="M 24 0 L 0 0 0 24" fill="none" stroke="#E2E8F0" stroke-width="0.75" stroke-dasharray="3,3"/>
     </pattern>
-    <filter id="artShadow" x="-10%" y="-10%" width="120%" height="120%">
-      <feDropShadow dx="0" dy="6" stdDeviation="10" flood-color="#0F172A" flood-opacity="0.06"/>
+    <filter id="artShadow" x="-20%" y="-20%" width="140%" height="140%">
+      <feDropShadow dx="0" dy="6" stdDeviation="10" flood-color="#0F172A" flood-opacity="0.08"/>
     </filter>
-    <filter id="artGlow" x="-20%" y="-20%" width="140%" height="140%">
+    <filter id="artGlow" x="-30%" y="-30%" width="160%" height="160%">
       <feGaussianBlur stdDeviation="8" result="blur"/>
       <feComposite in="SourceGraphic" in2="blur" operator="over"/>
     </filter>
@@ -48,22 +48,25 @@
 
   <g transform="translate(300, 190)">
     
-      <ellipse cx="0" cy="0" rx="150" ry="75" fill="none" stroke="#E2E8F0" stroke-width="1.2" stroke-dasharray="4,4"/>
-      <ellipse cx="0" cy="0" rx="100" ry="50" fill="none" stroke="#CBD5E1" stroke-width="1"/>
-      <ellipse cx="0" cy="0" rx="50" ry="25" fill="none" stroke="#93C5FD" stroke-width="1.2"/>
-      <!-- 中心调度器 -->
+      <!-- 同心全域广播波纹 -->
+      <ellipse cx="0" cy="0" rx="170" ry="85" fill="none" stroke="#E2E8F0" stroke-width="1.2" stroke-dasharray="4,4"/>
+      <ellipse cx="0" cy="0" rx="115" ry="58" fill="none" stroke="#CBD5E1" stroke-width="1.2"/>
+      <ellipse cx="0" cy="0" rx="60" ry="30" fill="none" stroke="#93C5FD" stroke-width="1.5"/>
+      <!-- 中心分布式任务调度器 -->
       <g filter="url(#artShadow)">
-        <circle cx="0" cy="0" r="26" fill="url(#artBlue)"/>
-        <circle cx="0" cy="0" r="10" fill="#FFFFFF"/>
-        <circle cx="0" cy="0" r="4" fill="#1D4ED8"/>
+        <circle cx="0" cy="0" r="30" fill="url(#artBlue)"/>
+        <circle cx="0" cy="0" r="12" fill="#FFFFFF"/>
+        <circle cx="0" cy="0" r="5" fill="#1D4ED8"/>
       </g>
-      <!-- 环绕分片广播执行节点 -->
-      <circle cx="-130" cy="0" r="8" fill="url(#artGlass)" stroke="#06B6D4" stroke-width="1.5"/>
-      <circle cx="130" cy="0" r="8" fill="url(#artGlass)" stroke="#06B6D4" stroke-width="1.5"/>
-      <circle cx="0" cy="-65" r="7" fill="url(#artGlass)" stroke="#7C3AED" stroke-width="1.5"/>
-      <circle cx="0" cy="65" r="7" fill="url(#artGlass)" stroke="#7C3AED" stroke-width="1.5"/>
-      <circle cx="-90" cy="-40" r="5" fill="#2563EB"/>
-      <circle cx="90" cy="40" r="5" fill="#2563EB"/>
+      <!-- 环绕分片广播执行节点集群 -->
+      <circle cx="-150" cy="0" r="9" fill="url(#artGlass)" stroke="#06B6D4" stroke-width="1.8"/>
+      <circle cx="150" cy="0" r="9" fill="url(#artGlass)" stroke="#06B6D4" stroke-width="1.8"/>
+      <circle cx="0" cy="-75" r="8" fill="url(#artGlass)" stroke="#7C3AED" stroke-width="1.8"/>
+      <circle cx="0" cy="75" r="8" fill="url(#artGlass)" stroke="#7C3AED" stroke-width="1.8"/>
+      <circle cx="-105" cy="-45" r="6" fill="#2563EB"/>
+      <circle cx="105" cy="45" r="6" fill="#2563EB"/>
+      <circle cx="-105" cy="45" r="6" fill="#06B6D4"/>
+      <circle cx="105" cy="-45" r="6" fill="#7C3AED"/>
     
   </g>
 </svg>
\ No newline at end of file
diff --git a/tests/generate_article_covers.py b/tests/generate_article_covers.py
index 0ca1e98..a2ee623 100644
--- a/tests/generate_article_covers.py
+++ b/tests/generate_article_covers.py
@@ -28,16 +28,16 @@ COMMON_DEFS = '''
       <stop offset="100%" stop-color="#6366F1"/>
     </linearGradient>
     <linearGradient id="artGlass" x1="0%" y1="0%" x2="100%" y2="100%">
-      <stop offset="0%" stop-color="#FFFFFF" stop-opacity="0.88"/>
-      <stop offset="100%" stop-color="#F1F5F9" stop-opacity="0.65"/>
+      <stop offset="0%" stop-color="#FFFFFF" stop-opacity="0.92"/>
+      <stop offset="100%" stop-color="#F1F5F9" stop-opacity="0.7"/>
     </linearGradient>
     <pattern id="artLattice" width="24" height="24" patternUnits="userSpaceOnUse">
       <path d="M 24 0 L 0 0 0 24" fill="none" stroke="#E2E8F0" stroke-width="0.75" stroke-dasharray="3,3"/>
     </pattern>
-    <filter id="artShadow" x="-10%" y="-10%" width="120%" height="120%">
-      <feDropShadow dx="0" dy="6" stdDeviation="10" flood-color="#0F172A" flood-opacity="0.06"/>
+    <filter id="artShadow" x="-20%" y="-20%" width="140%" height="140%">
+      <feDropShadow dx="0" dy="6" stdDeviation="10" flood-color="#0F172A" flood-opacity="0.08"/>
     </filter>
-    <filter id="artGlow" x="-20%" y="-20%" width="140%" height="140%">
+    <filter id="artGlow" x="-30%" y="-30%" width="160%" height="160%">
       <feGaussianBlur stdDeviation="8" result="blur"/>
       <feComposite in="SourceGraphic" in2="blur" operator="over"/>
     </filter>
@@ -73,79 +73,87 @@ articles = {
     # 首页 4 篇技术深度文章专属抽象封面
     # 1. 缓存穿透、击穿与雪崩《三阶重滤与抗压漏斗》
     'article_cache.svg': ('盾', '''
-      <ellipse cx="0" cy="65" rx="190" ry="70" fill="none" stroke="#E2E8F0" stroke-width="1.2" stroke-dasharray="5,4"/>
-      <!-- 布隆过滤器位图光栅与防御漏斗 -->
-      <polygon points="0,-85 90,-45 0,-15 -90,-45" fill="url(#artGlass)" stroke="#2563EB" stroke-width="1.5" filter="url(#artShadow)"/>
-      <polygon points="0,-35 60,-5 0,18 -60,-5" fill="url(#artGlass)" stroke="#06B6D4" stroke-width="1.2"/>
-      <polygon points="0,5 35,22 0,38 -35,22" fill="url(#artBlue)"/>
-      <line x1="0" y1="-85" x2="0" y2="70" stroke="url(#artBlue)" stroke-width="2.5" stroke-dasharray="4,3"/>
-      <circle cx="0" cy="70" r="18" fill="url(#artGlass)" stroke="#2563EB" stroke-width="1.2"/>
-      <circle cx="0" cy="70" r="6" fill="#2563EB" filter="url(#artGlow)"/>
-      <circle cx="-65" cy="-25" r="3.5" fill="#DC2626"/>
-      <circle cx="65" cy="-25" r="3.5" fill="#DC2626"/>
+      <ellipse cx="0" cy="70" rx="210" ry="75" fill="none" stroke="#E2E8F0" stroke-width="1.2" stroke-dasharray="5,4"/>
+      <!-- 布隆过滤器多阶防御漏斗与位图拦截阵列 -->
+      <polygon points="0,-100 110,-55 0,-20 -110,-55" fill="url(#artGlass)" stroke="#2563EB" stroke-width="1.5" filter="url(#artShadow)"/>
+      <polygon points="0,-45 75,-10 0,18 -75,-10" fill="url(#artGlass)" stroke="#06B6D4" stroke-width="1.2"/>
+      <polygon points="0,5 45,26 0,46 -45,26" fill="url(#artBlue)"/>
+      <line x1="0" y1="-100" x2="0" y2="75" stroke="url(#artBlue)" stroke-width="2.5" stroke-dasharray="4,3"/>
+      <!-- 底部安全落盘数据持久层 -->
+      <circle cx="0" cy="75" r="22" fill="url(#artGlass)" stroke="#2563EB" stroke-width="1.5"/>
+      <circle cx="0" cy="75" r="8" fill="#2563EB" filter="url(#artGlow)"/>
+      <!-- 拦截击溃的异常请求粒子 -->
+      <circle cx="-85" cy="-35" r="4.5" fill="#DC2626"/>
+      <circle cx="85" cy="-35" r="4.5" fill="#DC2626"/>
+      <circle cx="-50" cy="15" r="3.5" fill="#06B6D4"/>
+      <circle cx="50" cy="15" r="3.5" fill="#2563EB"/>
     '''),
 
     # 2. MySQL LIMIT 深度分页《B+Tree 跳跃指针与延迟关联》
     'article_mysql_page.svg': ('跃', '''
-      <ellipse cx="0" cy="60" rx="180" ry="65" fill="none" stroke="#E2E8F0" stroke-width="1.2" stroke-dasharray="4,4"/>
-      <!-- B+Tree 索引阶梯结构 -->
-      <line x1="-120" y1="40" x2="120" y2="40" stroke="#CBD5E1" stroke-width="1.5"/>
-      <g transform="translate(-80, 20)">
-        <rect x="-15" y="-15" width="30" height="30" rx="4" fill="url(#artGlass)" stroke="#CBD5E1" stroke-width="1"/>
-        <circle cx="0" cy="0" r="3" fill="#94A3B8"/>
+      <ellipse cx="0" cy="65" rx="200" ry="70" fill="none" stroke="#E2E8F0" stroke-width="1.2" stroke-dasharray="4,4"/>
+      <!-- B+Tree 索引阶梯基准线 -->
+      <line x1="-150" y1="45" x2="150" y2="45" stroke="#CBD5E1" stroke-width="1.5"/>
+      <g transform="translate(-100, 20)">
+        <rect x="-18" y="-18" width="36" height="36" rx="5" fill="url(#artGlass)" stroke="#CBD5E1" stroke-width="1.2"/>
+        <circle cx="0" cy="0" r="4" fill="#94A3B8"/>
       </g>
-      <g transform="translate(-20, 0)">
-        <rect x="-15" y="-15" width="30" height="30" rx="4" fill="url(#artGlass)" stroke="#93C5FD" stroke-width="1.2"/>
-        <circle cx="0" cy="0" r="3" fill="#2563EB"/>
+      <g transform="translate(-25, -5)">
+        <rect x="-18" y="-18" width="36" height="36" rx="5" fill="url(#artGlass)" stroke="#93C5FD" stroke-width="1.5"/>
+        <circle cx="0" cy="0" r="4" fill="#2563EB"/>
       </g>
       <!-- 高性能延迟关联跳跃抛物线 (由 3.8s 降至 12ms) -->
-      <path d="M -80 5 C -30 -70 40 -70 80 -10" fill="none" stroke="url(#artCyan)" stroke-width="2.5" stroke-linecap="round"/>
-      <g transform="translate(80, -10)" filter="url(#artShadow)">
-        <rect x="-20" y="-20" width="40" height="40" rx="6" fill="url(#artBlue)"/>
-        <circle cx="0" cy="0" r="6" fill="#FFFFFF" filter="url(#artGlow)"/>
+      <path d="M -100 5 C -40 -85 50 -85 100 -15" fill="none" stroke="url(#artCyan)" stroke-width="3" stroke-linecap="round"/>
+      <g transform="translate(100, -15)" filter="url(#artShadow)">
+        <rect x="-24" y="-24" width="48" height="48" rx="8" fill="url(#artBlue)"/>
+        <circle cx="0" cy="0" r="8" fill="#FFFFFF" filter="url(#artGlow)"/>
+        <circle cx="0" cy="0" r="3" fill="#1D4ED8"/>
       </g>
-      <circle cx="0" cy="-60" r="4.5" fill="#06B6D4" filter="url(#artGlow)"/>
+      <circle cx="0" cy="-70" r="5.5" fill="#06B6D4" filter="url(#artGlow)"/>
     '''),
 
     # 3. XXL-JOB 分布式分片广播《全域广播与等距波纹》
     'article_xxl_job.svg': ('播', '''
-      <ellipse cx="0" cy="0" rx="150" ry="75" fill="none" stroke="#E2E8F0" stroke-width="1.2" stroke-dasharray="4,4"/>
-      <ellipse cx="0" cy="0" rx="100" ry="50" fill="none" stroke="#CBD5E1" stroke-width="1"/>
-      <ellipse cx="0" cy="0" rx="50" ry="25" fill="none" stroke="#93C5FD" stroke-width="1.2"/>
-      <!-- 中心调度器 -->
+      <!-- 同心全域广播波纹 -->
+      <ellipse cx="0" cy="0" rx="170" ry="85" fill="none" stroke="#E2E8F0" stroke-width="1.2" stroke-dasharray="4,4"/>
+      <ellipse cx="0" cy="0" rx="115" ry="58" fill="none" stroke="#CBD5E1" stroke-width="1.2"/>
+      <ellipse cx="0" cy="0" rx="60" ry="30" fill="none" stroke="#93C5FD" stroke-width="1.5"/>
+      <!-- 中心分布式任务调度器 -->
       <g filter="url(#artShadow)">
-        <circle cx="0" cy="0" r="26" fill="url(#artBlue)"/>
-        <circle cx="0" cy="0" r="10" fill="#FFFFFF"/>
-        <circle cx="0" cy="0" r="4" fill="#1D4ED8"/>
+        <circle cx="0" cy="0" r="30" fill="url(#artBlue)"/>
+        <circle cx="0" cy="0" r="12" fill="#FFFFFF"/>
+        <circle cx="0" cy="0" r="5" fill="#1D4ED8"/>
       </g>
-      <!-- 环绕分片广播执行节点 -->
-      <circle cx="-130" cy="0" r="8" fill="url(#artGlass)" stroke="#06B6D4" stroke-width="1.5"/>
-      <circle cx="130" cy="0" r="8" fill="url(#artGlass)" stroke="#06B6D4" stroke-width="1.5"/>
-      <circle cx="0" cy="-65" r="7" fill="url(#artGlass)" stroke="#7C3AED" stroke-width="1.5"/>
-      <circle cx="0" cy="65" r="7" fill="url(#artGlass)" stroke="#7C3AED" stroke-width="1.5"/>
-      <circle cx="-90" cy="-40" r="5" fill="#2563EB"/>
-      <circle cx="90" cy="40" r="5" fill="#2563EB"/>
+      <!-- 环绕分片广播执行节点集群 -->
+      <circle cx="-150" cy="0" r="9" fill="url(#artGlass)" stroke="#06B6D4" stroke-width="1.8"/>
+      <circle cx="150" cy="0" r="9" fill="url(#artGlass)" stroke="#06B6D4" stroke-width="1.8"/>
+      <circle cx="0" cy="-75" r="8" fill="url(#artGlass)" stroke="#7C3AED" stroke-width="1.8"/>
+      <circle cx="0" cy="75" r="8" fill="url(#artGlass)" stroke="#7C3AED" stroke-width="1.8"/>
+      <circle cx="-105" cy="-45" r="6" fill="#2563EB"/>
+      <circle cx="105" cy="45" r="6" fill="#2563EB"/>
+      <circle cx="-105" cy="45" r="6" fill="#06B6D4"/>
+      <circle cx="105" cy="-45" r="6" fill="#7C3AED"/>
     '''),
 
     # 4. Redis 集群脑裂防御《双子星隔离与法定仲裁》
     'article_redis_split.svg': ('防', '''
-      <!-- 网络分区虚线隔断 -->
-      <line x1="0" y1="-100" x2="0" y2="100" stroke="#CBD5E1" stroke-width="1.5" stroke-dasharray="6,4"/>
-      <!-- 左侧：健康多数派集群节点 -->
-      <g transform="translate(-75, 0)" filter="url(#artShadow)">
-        <circle cx="0" cy="0" r="45" fill="#EFF6FF" opacity="0.8"/>
-        <circle cx="0" cy="0" r="32" fill="url(#artBlue)"/>
-        <circle cx="0" cy="0" r="14" fill="#FFFFFF"/>
-        <circle cx="0" cy="0" r="6" fill="#1D4ED8"/>
-        <circle cx="-35" cy="-35" r="5" fill="#06B6D4"/>
-        <circle cx="35" cy="-35" r="5" fill="#06B6D4"/>
-        <circle cx="0" cy="45" r="5" fill="#2563EB"/>
+      <!-- 网络分区虚线隔断 (Network Partition Boundary) -->
+      <line x1="0" y1="-115" x2="0" y2="115" stroke="#CBD5E1" stroke-width="1.8" stroke-dasharray="6,4"/>
+      <!-- 左侧：健康多数派集群节点 (Quorum Majority) -->
+      <g transform="translate(-85, 0)" filter="url(#artShadow)">
+        <circle cx="0" cy="0" r="52" fill="#EFF6FF" opacity="0.85"/>
+        <circle cx="0" cy="0" r="38" fill="url(#artBlue)"/>
+        <circle cx="0" cy="0" r="16" fill="#FFFFFF"/>
+        <circle cx="0" cy="0" r="7" fill="#1D4ED8"/>
+        <circle cx="-42" cy="-42" r="6" fill="#06B6D4"/>
+        <circle cx="42" cy="-42" r="6" fill="#06B6D4"/>
+        <circle cx="0" cy="52" r="6" fill="#2563EB"/>
       </g>
-      <!-- 右侧：孤立少数派休眠节点 -->
-      <g transform="translate(75, 0)">
-        <circle cx="0" cy="0" r="38" fill="none" stroke="#E2E8F0" stroke-width="1.5" stroke-dasharray="4,4"/>
-        <circle cx="0" cy="0" r="24" fill="url(#artGlass)" stroke="#CBD5E1" stroke-width="1.2"/>
-        <circle cx="0" cy="0" r="8" fill="#94A3B8"/>
+      <!-- 右侧：孤立少数派自动休眠 (Standby Sleep Mode) -->
+      <g transform="translate(85, 0)">
+        <circle cx="0" cy="0" r="44" fill="none" stroke="#E2E8F0" stroke-width="1.5" stroke-dasharray="4,4"/>
+        <circle cx="0" cy="0" r="28" fill="url(#artGlass)" stroke="#CBD5E1" stroke-width="1.5"/>
+        <circle cx="0" cy="0" r="10" fill="#94A3B8"/>
       </g>
     '''),