<!DOCTYPE html>
<html lang="zh-CN">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<title>Knowledge Arch Blueprint</title>
<style>/* html-ppt :: shared webfonts */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@200;300;400;500;600;700;800;900&display=swap');
@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+SC:wght@200;300;400;500;600;700;900&display=swap');
@import url('https://fonts.googleapis.com/css2?family=Noto+Serif+SC:wght@300;400;600;700&display=swap');
@import url('https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@400;500;700&display=swap');
@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:ital,wght@0,400;0,600;0,800;1,400&display=swap');
@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@300;400;500;600;700&display=swap');
@import url('https://fonts.googleapis.com/css2?family=IBM+Plex+Mono:wght@300;400;500;700&display=swap');
@import url('https://fonts.googleapis.com/css2?family=Archivo+Black&display=swap');

</style>
<style>/* html-ppt :: base.css — reset + shared tokens + layout primitives */
/* Default tokens. Themes in assets/themes/*.css override the :root block. */
:root {
  --bg: #ffffff;
  --bg-soft: #f7f7f8;
  --surface: #ffffff;
  --surface-2: #f2f2f4;
  --border: rgba(0,0,0,.08);
  --border-strong: rgba(0,0,0,.16);
  --text-1: #111216;
  --text-2: #55596a;
  --text-3: #8a8f9e;
  --accent: #3b6cff;
  --accent-2: #7a5cff;
  --accent-3: #ff5c8a;
  --good: #1aaf6c;
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  --font-mono: 'JetBrains Mono','IBM Plex Mono',SFMono-Regular,Menlo,monospace;
  --font-display: var(--font-sans);
  --letter-tight: -.03em;
  --letter-normal: -.01em;
  --ease: cubic-bezier(.4,0,.2,1);
}

*,*::before,*::after{box-sizing:border-box}
html,body{margin:0;padding:0;background:var(--bg);color:var(--text-1);
  font-family:var(--font-sans);font-weight:400;line-height:1.6;
  -webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;
  letter-spacing:var(--letter-normal)}
img,svg,video{max-width:100%;display:block}
a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline}
code,kbd,pre,samp{font-family:var(--font-mono)}

/* ================= SLIDE SYSTEM ================= */
.deck{position:relative;width:100vw;height:100vh;overflow:hidden;background:var(--bg)}
.slide{
  position:absolute;inset:0;
  display:flex;flex-direction:column;justify-content:center;
  padding:72px 96px;
  box-sizing:border-box;
  opacity:0;pointer-events:none;
  transition:opacity .5s var(--ease), transform .5s var(--ease);
  transform:translateX(30px);
  overflow:hidden;
}
.slide.is-active{opacity:1;pointer-events:auto;transform:translateX(0);z-index:2}
.slide.is-prev{transform:translateX(-30px)}

/* single-page standalone (used when a layout file is opened directly) */
body.single .slide{position:relative;width:100vw;height:100vh;opacity:1;transform:none;pointer-events:auto}

/* ================= TYPOGRAPHY ================= */
.eyebrow{font-size:13px;font-weight:500;letter-spacing:.16em;text-transform:uppercase;color:var(--text-3)}
.kicker{font-size:14px;font-weight:600;color:var(--accent);letter-spacing:.08em;text-transform:uppercase}
h1.title,.h1{font-family:var(--font-display);font-size:72px;line-height:1.05;font-weight:800;letter-spacing:var(--letter-tight);margin:0 0 18px;color:var(--text-1)}
h2.title,.h2{font-family:var(--font-display);font-size:54px;line-height:1.1;font-weight:700;letter-spacing:var(--letter-tight);margin:0 0 14px}
h3,.h3{font-size:32px;line-height:1.2;font-weight:600;letter-spacing:var(--letter-normal);margin:0 0 10px}
h4,.h4{font-size:22px;line-height:1.3;font-weight:600;margin:0 0 8px}
.lede{font-size:22px;line-height:1.55;color:var(--text-2);font-weight:300;max-width:62ch}
.dim{color:var(--text-2)}
.dim2{color:var(--text-3)}
.mono{font-family:var(--font-mono)}
.serif{font-family:var(--font-serif)}
.gradient-text{background:var(--grad);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;color:transparent}

/* ================= LAYOUT PRIMITIVES ================= */
.stack>*+*{margin-top:14px}
.row{display:flex;gap:24px;align-items:center}
.row.wrap{flex-wrap:wrap}
.grid{display:grid;gap:24px}
.g2{grid-template-columns:repeat(2,1fr)}
.g3{grid-template-columns:repeat(3,1fr)}
.g4{grid-template-columns:repeat(4,1fr)}
.center{display:flex;align-items:center;justify-content:center;text-align:center}
.fill{flex:1}
.sp-t{padding-top:24px}.sp-b{padding-bottom:24px}
.mt-s{margin-top:8px}.mt-m{margin-top:18px}.mt-l{margin-top:32px}
.mb-s{margin-bottom:8px}.mb-m{margin-bottom:18px}.mb-l{margin-bottom:32px}

/* ================= CARDS ================= */
.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);
  padding:26px 28px;box-shadow:var(--shadow);position:relative;overflow:hidden}
.card-soft{background:var(--surface-2);border:1px solid var(--border)}
.card-outline{background:transparent;border:1.5px solid var(--border-strong);box-shadow:none}
.card-accent{background:var(--surface);border-top:3px solid var(--accent)}
.card-hover{transition:transform .3s var(--ease),box-shadow .3s var(--ease)}
.card-hover:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}

.pill{display:inline-block;padding:4px 12px;border-radius:999px;font-size:12px;font-weight:500;
  background:var(--surface-2);color:var(--text-2);border:1px solid var(--border)}
.pill-accent{background:color-mix(in srgb,var(--accent) 12%,transparent);color:var(--accent);border-color:color-mix(in srgb,var(--accent) 28%,transparent)}

/* ================= BARS / DIVIDERS ================= */
.divider{height:1px;background:var(--border);width:100%}
.divider-accent{height:3px;width:72px;background:var(--accent);border-radius:2px}

/* ================= CHROME (header/footer/progress) ================= */
.deck-header{position:absolute;top:24px;left:40px;right:40px;display:flex;align-items:center;justify-content:space-between;
  font-size:12px;color:var(--text-3);letter-spacing:.12em;text-transform:uppercase;z-index:10;pointer-events:none}
.deck-footer{position:absolute;bottom:24px;left:40px;right:40px;display:flex;align-items:center;justify-content:space-between;
  font-size:12px;color:var(--text-3);z-index:10;pointer-events:none}
.slide-number::before{content:attr(data-current)}
.slide-number::after{content:" / " attr(data-total)}
.progress-bar{position:fixed;left:0;right:0;bottom:0;height:3px;background:transparent;z-index:20}
.progress-bar > span{display:block;height:100%;width:0;background:var(--accent);transition:width .3s var(--ease)}

/* ================= PRESENTER / OVERVIEW ================= */
.notes{display:none!important}
.notes-overlay{position:fixed;inset:auto 0 0 0;max-height:42vh;background:rgba(20,22,30,.95);color:#e8ebf4;
  padding:20px 32px;font-size:16px;line-height:1.6;border-top:1px solid rgba(255,255,255,.1);transform:translateY(100%);
  transition:transform .3s var(--ease);z-index:40;overflow:auto;font-family:var(--font-sans)}
.notes-overlay.open{transform:translateY(0)}
.overview{position:fixed;inset:0;background:rgba(10,12,18,.92);backdrop-filter:blur(12px);z-index:50;
  display:none;padding:40px;overflow:auto}
.overview.open{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;align-content:start}
.overview .thumb{background:var(--surface);border:1px solid var(--border);border-radius:12px;
  aspect-ratio:16/9;overflow:hidden;cursor:pointer;position:relative;color:var(--text-1);padding:16px;
  font-size:11px;transition:transform .2s var(--ease)}
.overview .thumb:hover{transform:scale(1.04)}
.overview .thumb .n{position:absolute;top:8px;left:10px;font-weight:700;font-size:14px;color:var(--text-3)}
.overview .thumb .t{position:absolute;bottom:10px;left:14px;right:14px;font-weight:600;color:var(--text-1)}

/* ================= PRESENTER VIEW ================= */
/* Presenter view opens in a separate popup window (S key).
 * All presenter styles are self-contained in the popup HTML generated by runtime.js.
 * The audience window (this file) is NOT affected — it stays as normal deck view.
 * Only the .notes class below is needed to hide speaker notes from audience. */

/* ================= UTILITY ================= */
.hidden{display:none!important}
.nowrap{white-space:nowrap}
.tr{text-align:right}.tc{text-align:center}.tl{text-align:left}
.uppercase{text-transform:uppercase;letter-spacing:.12em}

/* ================= PRINT ================= */
@media print{
  .slide{position:relative;opacity:1!important;transform:none!important;page-break-after:always;height:100vh}
  .deck-header,.deck-footer,.progress-bar,.notes-overlay,.overview{display:none!important}
}

</style>
<style>/* knowledge-arch-blueprint — 奶油纸 + 建筑蓝图风 */
.tpl-knowledge-arch-blueprint{
  --kb-bg:#F0EAE0;
  --kb-ink:#1a1a1a;
  --kb-ink2:#555;
  --kb-ink3:#aaa;
  --kb-rust:#B5392A;
  --kb-rust-soft:rgba(181,57,42,.08);
  --kb-line:#cec8be;
  background:var(--kb-bg);
  color:var(--kb-ink);
  font-family:'Inter','Noto Sans SC',-apple-system,sans-serif;
}
.tpl-knowledge-arch-blueprint .slide{background:var(--kb-bg);color:var(--kb-ink);padding:64px 80px}
.tpl-knowledge-arch-blueprint .kb-grid-bg{position:absolute;inset:0;pointer-events:none;opacity:.35;background-image:linear-gradient(rgba(26,26,26,.06) 1px,transparent 1px),linear-gradient(90deg,rgba(26,26,26,.06) 1px,transparent 1px);background-size:48px 48px;mask-image:radial-gradient(ellipse at center,black 40%,transparent 85%)}
.tpl-knowledge-arch-blueprint .slide > *{position:relative;z-index:2}
.tpl-knowledge-arch-blueprint .kb-kicker{font-size:13px;font-weight:800;letter-spacing:4px;text-transform:uppercase;color:var(--kb-rust);margin-bottom:12px}
.tpl-knowledge-arch-blueprint .kb-h1{font-size:66px;font-weight:900;line-height:1.08;color:#111;margin:0 0 14px;letter-spacing:-.02em}
.tpl-knowledge-arch-blueprint .kb-h1 span.rust{color:var(--kb-rust)}
.tpl-knowledge-arch-blueprint .kb-sub{font-size:20px;color:#666;line-height:1.55;max-width:780px}
.tpl-knowledge-arch-blueprint .kb-insight{display:inline-block;background:var(--kb-rust);color:#fff;border-radius:10px;padding:16px 22px;font-size:14px;font-weight:700;line-height:1.5;max-width:340px;box-shadow:0 8px 24px rgba(181,57,42,.22)}
.tpl-knowledge-arch-blueprint .kb-insight .kk{font-size:10px;letter-spacing:2px;opacity:.7;display:block;margin-bottom:6px;font-weight:800}
.tpl-knowledge-arch-blueprint .kb-section-label{font-size:11px;font-weight:800;letter-spacing:3.5px;text-transform:uppercase;color:#aaa;margin:30px 0 12px;display:flex;align-items:center;gap:14px}
.tpl-knowledge-arch-blueprint .kb-section-label::after{content:'';flex:1;height:1px;background:var(--kb-line)}
.tpl-knowledge-arch-blueprint .kb-pipeline{display:flex;align-items:stretch;gap:14px;margin-top:24px}
.tpl-knowledge-arch-blueprint .kb-step{flex:1;border:2px solid #1a1a1a;border-radius:12px;padding:22px 18px;background:#fff;position:relative;min-height:200px;display:flex;flex-direction:column}
.tpl-knowledge-arch-blueprint .kb-step.hero{background:var(--kb-rust);border-color:var(--kb-rust);color:#fff;flex:1.25;box-shadow:0 10px 32px rgba(181,57,42,.28);transform:translateY(-10px)}
.tpl-knowledge-arch-blueprint .kb-step-num{font-size:10px;font-weight:800;letter-spacing:2.5px;color:#bbb;margin-bottom:8px;text-transform:uppercase}
.tpl-knowledge-arch-blueprint .kb-step.hero .kb-step-num{color:rgba(255,255,255,.6)}
.tpl-knowledge-arch-blueprint .kb-step-title{font-size:22px;font-weight:900;line-height:1.15;color:#111;margin-bottom:8px}
.tpl-knowledge-arch-blueprint .kb-step.hero .kb-step-title{color:#fff}
.tpl-knowledge-arch-blueprint .kb-step-body{font-size:13px;line-height:1.55;color:#555;margin-top:auto}
.tpl-knowledge-arch-blueprint .kb-step.hero .kb-step-body{color:rgba(255,255,255,.88)}
.tpl-knowledge-arch-blueprint .kb-grid-2{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:24px}
.tpl-knowledge-arch-blueprint .kb-card{background:#fff;border:2px solid #1a1a1a;border-radius:12px;padding:22px 24px}
.tpl-knowledge-arch-blueprint .kb-card h4{font-size:20px;font-weight:900;margin-bottom:6px}
.tpl-knowledge-arch-blueprint .kb-card p{font-size:14px;color:#555;line-height:1.55}
.tpl-knowledge-arch-blueprint .kb-legend{display:flex;gap:18px;flex-wrap:wrap;margin-top:22px;font-size:12px;color:#666}
.tpl-knowledge-arch-blueprint .kb-legend .d{display:flex;align-items:center;gap:8px}
.tpl-knowledge-arch-blueprint .kb-legend .b{width:14px;height:14px;border:2px solid #1a1a1a;border-radius:3px}
.tpl-knowledge-arch-blueprint .kb-legend .b.rust{background:var(--kb-rust);border-color:var(--kb-rust)}
.tpl-knowledge-arch-blueprint .kb-footer{position:absolute;left:80px;right:80px;bottom:36px;display:flex;justify-content:space-between;font-size:11px;color:#999;letter-spacing:.15em;text-transform:uppercase;border-top:1px solid var(--kb-line);padding-top:16px}
.tpl-knowledge-arch-blueprint .kb-mono{font-family:'JetBrains Mono',monospace}
.tpl-knowledge-arch-blueprint .kb-codebox{background:#1a1a1a;color:#f0eae0;border-radius:12px;padding:22px 26px;font-family:'JetBrains Mono',monospace;font-size:14px;line-height:1.8;margin-top:20px;border:2px solid #1a1a1a}
.tpl-knowledge-arch-blueprint .kb-codebox .cm{color:#7a766c}
.tpl-knowledge-arch-blueprint .kb-codebox .kw{color:#e8a87c}
.tpl-knowledge-arch-blueprint .kb-codebox .st{color:#b3d1bc}
.tpl-knowledge-arch-blueprint .kb-codebox .hl{color:var(--kb-rust);background:rgba(255,255,255,.08);padding:0 4px;border-radius:3px}
.tpl-knowledge-arch-blueprint .kb-big-num{font-family:'Playfair Display',Georgia,serif;font-size:200px;font-weight:900;line-height:.9;color:var(--kb-rust);letter-spacing:-.04em}

</style>
<style>
/* Static-preview fallback (runtime.js is absent — keep every slide visible) */
.deck{height:auto;min-height:100vh;overflow:visible}
.slide{position:relative;inset:auto;opacity:1;pointer-events:auto;transform:none;height:100vh;page-break-after:always}
.deck-header,.deck-footer,.slide-number,.progress-bar,.notes-overlay,.overview{pointer-events:none}
.notes{display:none!important}
</style></head>
<body class="tpl-knowledge-arch-blueprint">
<div class="deck">

  <!-- 1. COVER -->
  <section class="slide is-active">
    <div class="kb-grid-bg"></div>
    <div style="display:flex;justify-content:space-between;align-items:flex-start;gap:40px;margin-bottom:44px">
      <div>
        <div class="kb-kicker">Karpathy Stack · 架构图 v2</div>
        <h1 class="kb-h1">LLM <span class="rust">knowledge-base</span> 的<br>工程化蓝图</h1>
        <p class="kb-sub">从「乱贴笔记」到「可审计、可纠错、可复用」的第二大脑 —— 这是我读完 Karpathy 的分享后画的一张系统图。</p>
      </div>
      <div class="kb-insight"><span class="kk">KEY INSIGHT</span>Karpathy 原版缺一块：<br>反馈闭环让错误能回流纠正。</div>
    </div>
    <div class="kb-section-label">Pipeline · End-to-end</div>
    <div class="kb-pipeline">
      <div class="kb-step"><div class="kb-step-num">STEP 01</div><div class="kb-step-title">采集</div><div class="kb-step-body">浏览器剪藏、PDF、Podcast 转写、聊天记录</div></div>
      <div class="kb-step"><div class="kb-step-num">STEP 02</div><div class="kb-step-title">去噪</div><div class="kb-step-body">清洗导航栏、广告、重复段落、低信噪素材</div></div>
      <div class="kb-step hero"><div class="kb-step-num">STEP 03 · CORE</div><div class="kb-step-title">Wiki 化</div><div class="kb-step-body">结构化成双链笔记，实体、关系、属性全在一起</div></div>
      <div class="kb-step"><div class="kb-step-num">STEP 04</div><div class="kb-step-title">使用</div><div class="kb-step-body">Agent 随时检索、回答、再写入</div></div>
    </div>
    <div class="kb-footer"><span>Blueprint · v2 · 2026.04</span><span>01 / 08</span></div>
  </section>

  <!-- 2. SECTION DIVIDER -->
  <section class="slide">
    <div class="kb-grid-bg"></div>
    <div style="margin:auto 0">
      <div class="kb-kicker">Chapter One</div>
      <h1 class="kb-h1" style="font-size:120px">为什么 <span class="rust">笔记</span><br>不够用了</h1>
      <p class="kb-sub" style="font-size:24px;margin-top:20px">当你的知识量超过记忆容量，<br>你需要的不是更多文件，而是一张<b>可导航的图</b>。</p>
    </div>
    <div class="kb-footer"><span>Section · Chapter 1</span><span>02 / 08</span></div>
  </section>

  <!-- 3. CONTENT 2-col -->
  <section class="slide">
    <div class="kb-grid-bg"></div>
    <div class="kb-kicker">Problem · Solution</div>
    <h1 class="kb-h1" style="font-size:48px">原版 vs <span class="rust">升级版</span></h1>
    <div class="kb-grid-2">
      <div class="kb-card">
        <div class="kb-kicker" style="color:#888">原版 Karpathy</div>
        <h4>一次性写入</h4>
        <p>采集 → 转写 → 存档，错了就错了。没有回路，没有修正机制，笔记越多越混乱。</p>
      </div>
      <div class="kb-card" style="background:var(--kb-rust-soft);border-color:var(--kb-rust)">
        <div class="kb-kicker">升级 v2</div>
        <h4>反馈闭环</h4>
        <p>AI 使用knowledge-base时记录每次 miss / 幻觉 / 过期事实，自动回灌到源文件，让笔记会自我修正。</p>
      </div>
    </div>
    <div class="kb-legend">
      <div class="d"><span class="b"></span>普通节点</div>
      <div class="d"><span class="b rust"></span>核心节点 · 反馈回路入口</div>
      <div class="d">—— 数据流 &nbsp;&nbsp; ┈┈ 反馈回路</div>
    </div>
    <div class="kb-footer"><span>Content · Compare</span><span>03 / 08</span></div>
  </section>

  <!-- 4. CODE -->
  <section class="slide">
    <div class="kb-grid-bg"></div>
    <div class="kb-kicker">Implementation · Skill Manifest</div>
    <h1 class="kb-h1" style="font-size:48px">反馈回路 <span class="rust">怎么实现</span></h1>
    <p class="kb-sub">一个 100 行的 Agent Skill，把「AI 用得顺不顺」回写成 vault 的一条条修订记录。</p>
    <pre class="kb-codebox"><span class="cm"># skills/wiki-feedback/SKILL.md</span>
<span class="kw">name</span>: wiki-feedback
<span class="kw">trigger</span>: <span class="st">"after every retrieval"</span>

<span class="kw">on_hit</span>:     record(<span class="st">query, path, used=true</span>)
<span class="kw">on_miss</span>:    record(<span class="st">query, reason=</span><span class="hl">"not-in-vault"</span>)
<span class="kw">on_wrong</span>:   record(<span class="st">query, correction, path</span>)

<span class="kw">nightly</span>:
  - <span class="st">aggregate misses → suggest new notes</span>
  - <span class="st">aggregate wrongs → diff-patch old notes</span>
  - <span class="st">commit to git, open PR for human review</span></pre>
    <div class="kb-footer"><span>Content · Code</span><span>04 / 08</span></div>
  </section>

  <!-- 5. DIAGRAM - SVG feedback loop -->
  <section class="slide">
    <div class="kb-grid-bg"></div>
    <div class="kb-kicker">System Diagram</div>
    <h1 class="kb-h1" style="font-size:44px">反馈回路全貌</h1>
    <svg viewBox="0 0 1200 520" style="width:100%;max-width:1200px;margin-top:20px" xmlns="http://www.w3.org/2000/svg">
      <defs>
        <marker id="arrow" viewBox="0 0 10 10" refX="9" refY="5" markerWidth="7" markerHeight="7" orient="auto">
          <path d="M0,0 L10,5 L0,10 z" fill="#1a1a1a"/>
        </marker>
        <marker id="arrow-r" viewBox="0 0 10 10" refX="9" refY="5" markerWidth="7" markerHeight="7" orient="auto">
          <path d="M0,0 L10,5 L0,10 z" fill="#B5392A"/>
        </marker>
      </defs>
      <g font-family="Inter, sans-serif" font-size="16" font-weight="700">
        <!-- boxes -->
        <rect x="40" y="180" width="200" height="120" rx="10" fill="#fff" stroke="#1a1a1a" stroke-width="2"/>
        <text x="140" y="220" text-anchor="middle">Sources</text>
        <text x="140" y="250" text-anchor="middle" font-size="12" font-weight="400" fill="#666">web · pdf · chat</text>

        <rect x="300" y="180" width="200" height="120" rx="10" fill="#fff" stroke="#1a1a1a" stroke-width="2"/>
        <text x="400" y="220" text-anchor="middle">Clean + Split</text>
        <text x="400" y="250" text-anchor="middle" font-size="12" font-weight="400" fill="#666">defuddle / chunker</text>

        <rect x="560" y="160" width="220" height="160" rx="10" fill="#B5392A" stroke="#B5392A" stroke-width="2"/>
        <text x="670" y="210" text-anchor="middle" fill="#fff" font-size="20">Vault (Wiki)</text>
        <text x="670" y="240" text-anchor="middle" font-size="12" font-weight="400" fill="rgba(255,255,255,.8)">markdown · links</text>
        <text x="670" y="262" text-anchor="middle" font-size="12" font-weight="400" fill="rgba(255,255,255,.8)">bases · canvas</text>

        <rect x="840" y="180" width="200" height="120" rx="10" fill="#fff" stroke="#1a1a1a" stroke-width="2"/>
        <text x="940" y="220" text-anchor="middle">Agent Use</text>
        <text x="940" y="250" text-anchor="middle" font-size="12" font-weight="400" fill="#666">retrieve / answer</text>

        <!-- forward arrows -->
        <line x1="245" y1="240" x2="295" y2="240" stroke="#1a1a1a" stroke-width="2" marker-end="url(#arrow)"/>
        <line x1="505" y1="240" x2="555" y2="240" stroke="#1a1a1a" stroke-width="2" marker-end="url(#arrow)"/>
        <line x1="785" y1="240" x2="835" y2="240" stroke="#1a1a1a" stroke-width="2" marker-end="url(#arrow)"/>

        <!-- feedback dashed -->
        <path d="M 940 180 Q 940 80, 670 80 Q 400 80, 400 180" fill="none" stroke="#B5392A" stroke-width="2" stroke-dasharray="6 6" marker-end="url(#arrow-r)"/>
        <rect x="580" y="58" width="180" height="30" rx="6" fill="#F0EAE0" stroke="#B5392A" stroke-width="1"/>
        <text x="670" y="78" text-anchor="middle" fill="#B5392A" font-size="12">FEEDBACK · wrong / miss</text>

        <!-- bottom feedback to sources -->
        <path d="M 940 300 Q 940 420, 670 420 Q 140 420, 140 300" fill="none" stroke="#B5392A" stroke-width="2" stroke-dasharray="6 6" marker-end="url(#arrow-r)"/>
        <rect x="560" y="400" width="220" height="30" rx="6" fill="#F0EAE0" stroke="#B5392A" stroke-width="1"/>
        <text x="670" y="420" text-anchor="middle" fill="#B5392A" font-size="12">NIGHTLY · suggest new sources</text>
      </g>
    </svg>
    <div class="kb-footer"><span>Diagram · Feedback Loop</span><span>05 / 08</span></div>
  </section>

  <!-- 6. STATS -->
  <section class="slide">
    <div class="kb-grid-bg"></div>
    <div class="kb-kicker">After 6 Months</div>
    <h1 class="kb-h1" style="font-size:44px">升级版 <span class="rust">跑了半年</span> 的数据</h1>
    <div style="display:grid;grid-template-columns:1.3fr 1fr 1fr;gap:24px;margin-top:28px;align-items:center">
      <div style="text-align:center"><div class="kb-big-num">13</div><p style="font-size:14px;color:#666;margin-top:6px;letter-spacing:.1em;text-transform:uppercase">关键优化项 · 全部落地</p></div>
      <div class="kb-card"><h4 style="color:var(--kb-rust)">-62%</h4><p>幻觉率（相比无反馈回路版本）</p></div>
      <div class="kb-card"><h4 style="color:var(--kb-rust)">+4.1×</h4><p>单次检索命中率</p></div>
    </div>
    <div class="kb-grid-2" style="margin-top:18px">
      <div class="kb-card"><h4>自动修订 227 条</h4><p>其中 189 条被人工批准合并，38 条被拒绝（数据已归档）。</p></div>
      <div class="kb-card"><h4>新增笔记 412 篇</h4><p>从 miss 日志聚类而来，每篇都有来源追溯。</p></div>
    </div>
    <div class="kb-footer"><span>Content · Stats</span><span>06 / 08</span></div>
  </section>

  <!-- 7. CTA -->
  <section class="slide">
    <div class="kb-grid-bg"></div>
    <div class="kb-kicker">Next Step</div>
    <h1 class="kb-h1" style="font-size:60px">开始你的 <span class="rust">Wiki v2</span></h1>
    <p class="kb-sub">不用重写所有笔记。先接一条回路，让 AI 的每次使用都在「改好」你的 vault。</p>
    <div class="kb-pipeline">
      <div class="kb-step"><div class="kb-step-num">TONIGHT</div><div class="kb-step-title">装 Skill</div><div class="kb-step-body">pnpm i -g @lewis/wiki-feedback</div></div>
      <div class="kb-step"><div class="kb-step-num">DAY 2</div><div class="kb-step-title">跑 7 天</div><div class="kb-step-body">观察 miss log 自动累积</div></div>
      <div class="kb-step hero"><div class="kb-step-num">DAY 8 · CORE</div><div class="kb-step-title">第一次审 PR</div><div class="kb-step-body">花 15 分钟 review 自动生成的修订</div></div>
      <div class="kb-step"><div class="kb-step-num">MONTH 1</div><div class="kb-step-title">开始信它</div><div class="kb-step-body">你的 vault 会变成活的</div></div>
    </div>
    <div class="kb-footer"><span>CTA</span><span>07 / 08</span></div>
  </section>

  <!-- 8. THANKS -->
  <section class="slide">
    <div class="kb-grid-bg"></div>
    <div style="margin:auto 0;text-align:center">
      <div class="kb-kicker">END · blueprint v2</div>
      <h1 class="kb-h1" style="font-size:140px;margin-top:24px">谢谢 <span class="rust">·</span> thanks</h1>
      <p class="kb-sub" style="margin:0 auto;font-size:22px">图纸、Skill、笔记模板都在 <b>github.com/lewis/karpathy-wiki-v2</b></p>
    </div>
    <div class="kb-footer"><span>End of deck</span><span>08 / 08</span></div>
  </section>

</div>

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