/*
  小马拉大车网站样式文件
  设计哲学：新东方植物影像主义。深墨绿底色、叶脉纹理、影像胶片边框、清晰视频卡片与专业植物公司气质必须贯穿本文件。
  判断准则：每个视觉选择都应强化“小马拉大车=植物视频社区+植物公司+AI影像”的品牌记忆，而不是稀释它。
*/
:root{
  --ink:#06140f;
  --ink-2:#0a2219;
  --leaf:#2e8b57;
  --leaf-bright:#78c56b;
  --amber:#d49a32;
  --amber-2:#f0c46a;
  --ivory:#f7f0df;
  --paper:#fff9ea;
  --muted:#b9c8bc;
  --line:rgba(247,240,223,.18);
  --shadow:0 22px 60px rgba(0,0,0,.34);
  --radius:22px;
}
*{box-sizing:border-box}
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/* 小马拉大车SEO/EEAT整改补充：服务新东方植物影像主义，突出可信说明、自然视频索引与移动端可读性。 */
.article h2,.article h3{color:#eaf7d7}.article p{line-height:1.9}.tagline{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px}.breadcrumb a{color:#cbe88c}.seo-keyword-stream{line-height:2.05;letter-spacing:.01em}.expert-layout{display:grid;grid-template-columns:0.95fr 1.05fr;gap:26px;align-items:start}.expert-layout img{width:100%;height:auto;border-radius:24px;box-shadow:0 22px 70px rgba(0,0,0,.28)}@media (max-width:860px){.expert-layout{grid-template-columns:1fr}.navlinks{max-height:none}.hero-video-stack{margin-top:24px}}

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