copy: rewrite hero taglines — cleaner, more direct messaging

Author: dajiaohuang

src/pages/index.astro

@@ -192,8 +192,6 @@ const repos = [
     .copy-btn{display:inline-flex;align-items:center;gap:6px;margin-top:16px;padding:8px 18px;border-radius:8px;font-size:.8rem;font-weight:500;border:1.5px solid #eef0f2;background:#fff;cursor:pointer;transition:all .2s;color:#4b5563}
     .copy-btn:hover{background:#f9fafb;border-color:#d1d5db}
     .copy-btn.copied{background:#d1fae5;border-color:#6ee7b7;color:#065f46}
-    .toast{position:fixed;bottom:24px;left:50%;transform:translateX(-50%);background:#1a1a2e;color:#fff;padding:10px 24px;border-radius:10px;font-size:.85rem;z-index:200;opacity:0;transition:opacity .3s;pointer-events:none}
-    .toast.show{opacity:1}
 
     footer{background:#0f0f1a;color:rgba(255,255,255,.4);text-align:center;padding:48px 24px;font-size:.82rem}
     footer a{color:rgba(255,255,255,.6);text-decoration:none}
@@ -219,10 +217,10 @@ const repos = [
 <section class="hero">
   <div class="hero-logo"><img src="/logo.png" alt="SagaSmith"></div>
   <h1>SagaSmith</h1>
-  <p class="zh-only">自主 AI 地下城主运行时 — 规则书为经文，模组为地图，骰子为审判官。</p>
-  <p class="en-only">Autonomous AI Dungeon Master runtime — the rulebooks are scripture, the module is the map, the dice are the judge.</p>
-  <p class="hero-sub zh-only">跨平台 · SQLite 持久化 · FTS5 全文检索 · ChromaDB 可选 · 零依赖轻量版</p>
-  <p class="hero-sub en-only">Cross-platform · SQLite persistence · FTS5 full-text · ChromaDB optional · Zero-dep standalone</p>
+  <p class="zh-only">让 AI 成为你的地下城主 — 规则引擎、战役管理、模组导入，一个 CLI 全搞定。</p>
+  <p class="en-only">Turn AI into your Dungeon Master — rule engine, campaign management, module import, all in one CLI.</p>
+  <p class="hero-sub zh-only">SQLite 持久化 · FTS5 全文检索 · ChromaDB 可选 · 零依赖轻量版</p>
+  <p class="hero-sub en-only">SQLite persistent · FTS5 full-text · ChromaDB optional · Zero-dep standalone</p>
   <div class="btn-group">
     <a class="btn btn-primary zh-only" href="#quickstart">快速开始</a>
     <a class="btn btn-primary en-only" href="#quickstart">Quick Start</a>