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<!DOCTYPE html>
<html lang="zh-CN">
<head>
<meta charset="UTF-8" />
<meta name="viewport" content="width=device-width, initial-scale=1.0" />
<title>优卡导航 · AI 设计工具导航站 | AI生图/视频/PPT/3D/字体工具大全</title>
<link rel="icon" type="image/png" href="./logo.png" />
<link rel="apple-touch-icon" href="./logo.png" />
<meta name="description" content="优卡导航精选 AI 设计工具与 AI 工具大全：AI 生图（即梦/Midjourney）、视频生成、PPT 模板、3D 模型、字体排版、图片素材一站直达，免费 AI 工具推荐。" />
<meta name="keywords" content="优卡导航, AI工具导航, AI设计工具, AI生图, 即梦AI, Midjourney, 视频生成, 可灵, Runway, PPT模板, 优卡素材库, 3D模型, Tripo, 字体排版, 灵感素材, 图片素材, 设计导航站" />
<meta name="robots" content="index, follow, max-image-preview:large" />
<meta name="theme-color" content="#fcfaf5" />
<link rel="canonical" href="https://youkappt.com/" />
<!-- Open Graph -->
<meta property="og:type" content="website" />
<meta property="og:site_name" content="优卡导航" />
<meta property="og:locale" content="zh_CN" />
<meta property="og:title" content="优卡导航 · AI 设计工具导航站" />
<meta property="og:description" content="优卡导航精选 AI 设计工具与 AI 工具大全：AI 生图（即梦/Midjourney）、视频生成、PPT 模板、3D 模型、字体排版、图片素材一站直达，免费 AI 工具推荐。" />
<meta property="og:url" content="https://youkappt.com/" />
<meta property="og:image" content="https://youkappt.com/og-cover.png" />
<!-- Twitter Card -->
<meta name="twitter:card" content="summary_large_image" />
<meta name="twitter:title" content="优卡导航 · AI 设计工具导航站" />
<meta name="twitter:description" content="优卡导航精选 AI 设计工具与 AI 工具大全：AI 生图（即梦/Midjourney）、视频生成、PPT 模板、3D 模型、字体排版、图片素材一站直达，免费 AI 工具推荐。" />
<meta name="twitter:image" content="https://youkappt.com/og-cover.png" />
<!-- 结构化数据 -->
<script type="application/ld+json">
{
"@context": "https://schema.org",
"@type": "WebSite",
"name": "优卡导航",
"url": "https://youkappt.com/",
"description": "优卡导航精选 AI 设计工具与 AI 工具大全：AI 生图（即梦/Midjourney）、视频生成、PPT 模板、3D 模型、字体排版、图片素材一站直达，免费 AI 工具推荐。",
"inLanguage": "zh-CN",
"potentialAction": {
"@type": "SearchAction",
"target": "https://youkappt.com/?q={search_term_string}",
"query-input": "required name=search_term_string"
}
}
</script>
<script type="application/ld+json">
{
"@context": "https://schema.org",
"@type": "Organization",
"name": "优卡导航",
"alternateName": "Youka Nav",
"url": "https://youkappt.com/",
"logo": "https://youkappt.com/logo.png",
"image": "https://youkappt.com/og-cover.png",
"description": "优卡导航精选 AI 设计工具与 AI 工具大全：AI 生图、视频生成、PPT 模板、3D 模型、字体排版、图片素材一站直达，免费 AI 工具推荐。",
"slogan": "发现最好用的 AI 设计工具",
"sameAs": [
"https://www.xiaohongshu.com/user/profile/55e286c0c2bdeb696556a64a"
],
"founder": {
"@type": "Person",
"name": "翁昕耀",
"alternateName": "优卡 / youka",
"sameAs": [
"https://www.xiaohongshu.com/user/profile/55e286c0c2bdeb696556a64a"
]
},
"contactPoint": [
{
"@type": "ContactPoint",
"contactType": "customer support",
"name": "微信公众号：优卡说PPT",
"image": "https://youkappt.com/assets/contact/wechat-gzh-qr.jpg"
},
{
"@type": "ContactPoint",
"contactType": "personal",
"name": "YOUKAPPT",
"image": "https://youkappt.com/assets/contact/wechat-qr-youkappt.jpg"
}
]
}
</script>
<link rel="preconnect" href="https://fonts.googleapis.com" />
<link rel="preconnect" href="https://fonts.gstatic.com" crossorigin />
<link href="https://fonts.googleapis.com/css2?family=Bricolage+Grotesque:opsz,wght@12..96,800&family=Inter:wght@400;500;600;700&family=Roboto+Mono:wght@400;500&family=Noto+Sans+SC:wght@400;500;700&display=swap" rel="stylesheet" media="print" onload="this.media='all'" />
<noscript><link href="https://fonts.googleapis.com/css2?family=Bricolage+Grotesque:opsz,wght@12..96,800&family=Inter:wght@400;500;600;700&family=Roboto+Mono:wght@400;500&family=Noto+Sans+SC:wght@400;500;700&display=swap" rel="stylesheet" /></noscript>
<style>
:root {
/* Colors — SayBriefly cream/forest system */
--color-forest-ink: #1a3300;
--color-highlighter-yellow: #ffe95c;
--color-cream-paper: #fcfaf5;
--color-pencil-gray: #b6b6b6;
--color-whisper-gray: #f1f1f1;
--color-sticky-note-teal: #a8e5e5;
--color-sticky-note-mint: #d5f5c2;
--color-sticky-note-blush: #f6d0ff;
--color-terracotta: #cb5521;
--color-pure-white: #ffffff;
/* Typography */
--font-display: 'Bricolage Grotesque', 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', ui-sans-serif, system-ui, sans-serif;
--font-body: 'Inter', 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', ui-sans-serif, system-ui, sans-serif;
--font-mono: 'Roboto Mono', ui-monospace, 'SFMono-Regular', Menlo, monospace;
/* Spacing */
--page-max-width: 1200px;
--section-gap: 64px;
--card-padding: 24px;
--element-gap: 16px;
/* Radius */
--radius-cards: 12px;
--radius-badges: 9999px;
--radius-inputs: 6px;
--radius-buttons: 6px;
--radius-iconcontainers: 9999px;
--radius-nav: 16px;
/* Shadows */
--shadow-subtle: rgba(0, 0, 0, 0.05) 0px 1px 2px 0px;
--shadow-subtle-2: rgba(0, 0, 0, 0.1) 0px 1px 3px 0px, rgba(0, 0, 0, 0.1) 0px 1px 2px -1px;
--shadow-nav-glow: rgba(255, 233, 92, 0.4) 0px 10px 34px 0px, rgba(26, 51, 0, 0.05) 0px 2px 8px 0px;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
font-family: var(--font-body);
background-color: var(--color-cream-paper);
color: var(--color-forest-ink);
line-height: 1.5;
-webkit-font-smoothing: antialiased;
overflow-x: hidden;
position: relative;
}
a { color: inherit; text-decoration: none; }
.container { width: 100%; max-width: var(--page-max-width); margin: 0 auto; padding: 0 24px; }
/* Header — floating pill nav */
header {
position: sticky; top: 0; z-index: 50;
padding: 14px 16px 0;
background: transparent;
}
.header-pill {
max-width: var(--page-max-width);
margin: 0 auto;
display: flex; align-items: center; justify-content: space-between; gap: 16px;
background: var(--color-cream-paper);
border: 1px solid var(--color-pencil-gray);
border-radius: var(--radius-nav);
padding: 8px 12px;
box-shadow: var(--shadow-nav-glow);
}
.brand { display: flex; align-items: center; gap: 10px; font-family: var(--font-body); font-weight: 700; font-size: 18px; color: var(--color-forest-ink); letter-spacing: -0.01em; }
.brand .mark { width: 36px; height: 36px; border-radius: 10px; background: var(--color-highlighter-yellow); display: grid; place-items: center; overflow: hidden; border: 1px solid var(--color-forest-ink); flex-shrink: 0; }
.brand .mark img { width: 100%; height: 100%; object-fit: cover; }
.header-actions { display: flex; gap: 12px; align-items: center; flex: 1; justify-content: flex-end; min-width: 0; }
.header-actions .search-wrap { flex: 1; max-width: 420px; margin: 0; padding: 4px 6px 4px 16px; }
.header-actions .search-wrap input { font-size: 14px; min-width: 0; }
.header-actions .search-btn { padding: 6px 16px; }
/* Buttons */
.cta-row { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; margin-bottom: 8px; }
.btn-primary { display: inline-flex; align-items: center; gap: 8px; background: var(--color-forest-ink); color: var(--color-cream-paper); font-family: var(--font-body); font-weight: 500; font-size: 16px; padding: 14px 32px; border-radius: 6px; border: 1px solid var(--color-forest-ink); cursor: pointer; box-shadow: var(--shadow-subtle); transition: transform 0.2s ease, filter 0.2s ease; }
.btn-primary:hover { transform: translateY(-1px); filter: brightness(1.08); }
.btn-primary .arrow { transition: transform 0.2s ease; }
.btn-primary:hover .arrow { transform: translateX(3px); }
.btn-outline { display: inline-flex; align-items: center; gap: 8px; background: transparent; color: var(--color-forest-ink); font-family: var(--font-body); font-weight: 500; font-size: 16px; padding: 14px 28px; border-radius: 6px; border: 1px solid var(--color-forest-ink); cursor: pointer; transition: background 0.2s ease; }
.btn-outline:hover { background: var(--color-sticky-note-mint); }
/* Tagline badge (eyebrow) */
.eyebrow { display: inline-flex; align-items: center; gap: 8px; font-family: var(--font-body); font-weight: 500; font-size: 13px; letter-spacing: 0.04em; text-transform: none; color: var(--color-forest-ink); background: var(--color-highlighter-yellow); border: 1px solid var(--color-forest-ink); border-radius: 6px; padding: 6px 14px; }
.eyebrow svg { width: 14px; height: 14px; }
/* Hero */
.hero { padding: 80px 0 40px; text-align: center; position: relative; }
.hero .wordmark { font-family: var(--font-display); font-weight: 800; font-size: clamp(34px, 6vw, 60px); line-height: 1.05; letter-spacing: 0.02em; margin: 24px auto 18px; max-width: 16em; text-wrap: balance; color: var(--color-forest-ink); }
.hero .wordmark .hl { background: var(--color-highlighter-yellow); color: var(--color-forest-ink); padding: 0 0.1em; border-radius: 6px; box-decoration-break: clone; -webkit-box-decoration-break: clone; }
.hero .tagline { font-size: clamp(16px, 2.4vw, 20px); color: var(--color-forest-ink); max-width: 600px; margin: 0 auto 28px; line-height: 1.5; opacity: 0.85; }
.hero .cta-row { margin-top: 30px; }
.reassure { font-family: var(--font-mono); font-size: 12px; color: var(--color-forest-ink); opacity: 0.6; margin-top: 16px; letter-spacing: 0.02em; }
.search-wrap { display: flex; gap: 10px; align-items: center; background: var(--color-cream-paper); border: 1px solid var(--color-pencil-gray); border-radius: var(--radius-buttons); padding: 6px 6px 6px 16px; transition: border-color 0.2s ease; }
.search-wrap:focus-within { border-color: var(--color-forest-ink); }
.search-wrap .ico { color: var(--color-forest-ink); display: flex; align-items: center; }
.search-wrap input { flex: 1; background: transparent; border: none; outline: none; color: var(--color-forest-ink); font-family: var(--font-body); font-size: 15px; }
.search-wrap input::placeholder { color: var(--color-pencil-gray); opacity: 0.9; }
.search-btn { border: none; border-radius: var(--radius-buttons); padding: 10px 22px; font-size: 14px; font-weight: 500; font-family: var(--font-body); background: var(--color-forest-ink); color: var(--color-cream-paper); cursor: pointer; transition: transform 0.2s ease, filter 0.2s ease; white-space: nowrap; }
.search-btn:hover { transform: translateY(-1px); filter: brightness(1.08); }
.hero-cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(188px, 1fr)); gap: 20px; max-width: 1040px; margin: 56px auto 0; align-items: stretch; position: relative; z-index: 1; }
.float-card { background: #fff; border: 1px solid var(--color-pencil-gray); border-radius: var(--radius-cards); padding: 22px; text-align: left; transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease; cursor: pointer; display: flex; flex-direction: column; align-items: flex-start; justify-content: flex-start; min-height: 120px; text-decoration: none; }
.float-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-subtle-2); border-color: var(--color-forest-ink); }
.float-card .fc-ico { width: 44px; height: 44px; border-radius: 10px; display: grid; place-items: center; color: var(--color-forest-ink); margin-bottom: 14px; }
.float-card:nth-child(1) .fc-ico { background: var(--color-sticky-note-mint); }
.float-card:nth-child(2) .fc-ico { background: var(--color-sticky-note-teal); }
.float-card:nth-child(3) .fc-ico { background: var(--color-sticky-note-blush); }
.float-card:nth-child(4) .fc-ico { background: var(--color-highlighter-yellow); }
.float-card:nth-child(5) .fc-ico { background: var(--color-sticky-note-mint); }
.float-card:nth-child(6) .fc-ico { background: var(--color-sticky-note-blush); }
.float-card .fc-title { font-family: var(--font-body); font-weight: 700; font-size: 18px; color: var(--color-forest-ink); margin-bottom: 6px; }
.float-card .fc-desc { font-size: 13px; color: var(--color-forest-ink); opacity: 0.75; line-height: 1.5; }
.hero-deco { position: absolute; inset: 0; pointer-events: none; z-index: 0; overflow: hidden; }
.hero-deco .deco { position: absolute; opacity: 0.09; }
.deco-1 { top: 8%; left: 2%; width: 140px; }
.deco-2 { top: 6%; right: 3%; width: 40px; opacity: 0.07; }
.deco-3 { top: 42%; right: 6%; width: 52px; opacity: 0.06; }
/* Section */
.section { padding-top: var(--section-gap); scroll-margin-top: 90px; }
.section-head { text-align: center; margin-bottom: 48px; }
.section-head h2 { font-family: var(--font-display); font-weight: 800; font-size: clamp(30px, 5vw, 44px); color: var(--color-forest-ink); margin: 16px 0 12px; letter-spacing: 0.02em; line-height: 1.05; }
.section-head p { font-size: 16px; color: var(--color-forest-ink); opacity: 0.8; max-width: 640px; margin: 0 auto; }
.result-count { font-family: var(--font-mono); font-size: 13px; color: var(--color-pencil-gray); margin-top: 14px; letter-spacing: 0.04em; }
.category { margin-bottom: 64px; content-visibility: auto; contain-intrinsic-size: auto 900px; scroll-margin-top: 90px; }
.category-head { display: flex; align-items: center; gap: 14px; margin-bottom: 24px; padding-bottom: 14px; border-bottom: 1px solid var(--color-pencil-gray); }
.category-head .cat-ico { width: 40px; height: 40px; border-radius: 10px; background: var(--color-highlighter-yellow); display: grid; place-items: center; color: var(--color-forest-ink); flex-shrink: 0; border: 1px solid var(--color-forest-ink); }
.category-head h3 { font-family: var(--font-display); font-weight: 800; font-size: 24px; color: var(--color-forest-ink); letter-spacing: 0.02em; }
.category-head .cat-en { font-family: var(--font-mono); font-size: 12px; color: var(--color-pencil-gray); letter-spacing: 0.08em; margin-left: auto; text-transform: uppercase; }
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 16px; contain: layout style; }
.subcategory { margin-top: 28px; }
.subcategory-head { display: flex; align-items: center; gap: 10px; margin-bottom: 16px; }
.subcategory-head h4 { font-family: var(--font-body); font-weight: 600; font-size: 16px; color: var(--color-forest-ink); }
.subcategory-head::before { content: ""; width: 3px; height: 16px; border-radius: 2px; background: var(--color-terracotta); flex-shrink: 0; }
.subcategory-head .cat-en { font-family: var(--font-mono); font-size: 11px; color: var(--color-pencil-gray); letter-spacing: 0.08em; }
.tool-card { background: #fff; border: 1px solid var(--color-pencil-gray); border-radius: var(--radius-cards); padding: var(--card-padding); transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease; display: flex; flex-direction: column; gap: 12px; position: relative; overflow: hidden; text-decoration: none; }
.tool-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-subtle-2); border-color: var(--color-forest-ink); }
.tool-card.is-hidden, .category.is-hidden, .subcategory.is-hidden, .sn-link.is-hidden { display: none !important; }
.tool-top { display: flex; align-items: center; gap: 12px; }
.tool-logo { width: 40px; height: 40px; border-radius: 10px; object-fit: contain; background: #fff; border: 1px solid var(--color-pencil-gray); flex-shrink: 0; padding: 4px; }
.tool-logo-fallback { display: grid; place-items: center; color: var(--color-cream-paper); font-family: var(--font-display); font-weight: 800; font-size: 16px; }
.tool-name { font-family: var(--font-body); font-weight: 600; font-size: 17px; color: var(--color-forest-ink); }
.tool-tag { margin-left: auto; font-size: 11px; font-weight: 600; padding: 3px 10px; border-radius: 999px; white-space: nowrap; letter-spacing: 0.02em; border: 1px solid var(--color-forest-ink); }
.tag-free { color: var(--color-forest-ink); background: var(--color-sticky-note-mint); }
.tag-paid { color: var(--color-forest-ink); background: var(--color-sticky-note-blush); }
.tag-daily { color: var(--color-forest-ink); background: #ffd9a0; }
.tool-desc { font-size: 14px; color: var(--color-forest-ink); opacity: 0.78; line-height: 1.5; flex: 1; }
.no-result { text-align: center; color: var(--color-pencil-gray); font-size: 15px; padding: 60px 0; display: none; }
.notice { max-width: 640px; margin: 30px auto; padding: 20px 24px; border: 1px solid var(--color-pencil-gray); border-radius: var(--radius-cards); background: var(--color-cream-paper); color: var(--color-forest-ink); font-size: 14px; line-height: 1.7; display: none; }
.notice code { font-family: var(--font-mono); color: var(--color-forest-ink); background: var(--color-sticky-note-mint); padding: 2px 6px; border-radius: 4px; }
.loading { text-align: center; color: var(--color-pencil-gray); font-size: 15px; padding: 60px 0; letter-spacing: .03em; }
.cat-nav { margin-top: var(--section-gap); padding: 38px 0 10px; border-top: 1px solid var(--color-pencil-gray); }
.cat-nav.is-seo { /* 视觉隐藏，保留 DOM 给 SEO 爬虫与屏幕阅读器（a11y 标准写法，不被判作弊） */
position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden;
clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}
.cat-nav .cn-head { font-family: var(--font-display); color: var(--color-forest-ink); font-size: 13px; letter-spacing: .14em; text-transform: uppercase; opacity: .55; margin-bottom: 20px; }
.cn-list { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 20px 30px; }
.cn-item { display: flex; flex-direction: column; gap: 7px; }
.cn-link { font-family: var(--font-display); font-weight: 600; color: var(--color-forest-ink); font-size: 15px; text-decoration: none; transition: color .2s; }
.cn-link:hover { color: var(--color-terracotta); }
.cn-tools { font-size: 12px; color: var(--color-forest-ink); opacity: 0.6; line-height: 1.55; }
@media (hover: hover) and (pointer: fine) {
.cn-tools { max-height: 0; overflow: hidden; opacity: 0; transition: max-height .2s ease, opacity .2s ease; }
.cn-item:hover .cn-tools, .cn-item:focus-within .cn-tools { max-height: 320px; opacity: 0.6; }
}
/* Layout: 左侧 sticky 分类导航 + 右侧主内容 */
.layout-grid {
display: grid;
grid-template-columns: 232px minmax(0, 1fr);
gap: 40px;
align-items: start;
margin-top: 8px;
}
.layout-main { min-width: 0; }
/* 侧边导航 */
.side-nav {
position: sticky;
top: 88px; /* header 64 + 24 留白 */
align-self: start;
background: var(--color-whisper-gray);
border: 1px solid var(--color-pencil-gray);
border-radius: var(--radius-cards);
padding: 20px 14px;
box-shadow: var(--shadow-subtle);
max-height: calc(100vh - 112px);
overflow-y: auto;
scrollbar-width: thin;
scrollbar-color: var(--color-pencil-gray) transparent;
}
.side-nav::-webkit-scrollbar { width: 6px; }
.side-nav::-webkit-scrollbar-thumb { background: var(--color-pencil-gray); border-radius: 3px; }
.side-nav::-webkit-scrollbar-track { background: transparent; }
.sn-head {
font-family: var(--font-display);
color: var(--color-forest-ink);
font-size: 12px;
letter-spacing: 0.18em;
text-transform: uppercase;
opacity: 0.55;
margin-bottom: 14px;
padding: 0 10px;
}
.sn-list { list-style: none; margin: 0; padding: 0; }
.sn-item { margin: 10px 0 1px; } /* 父分类之间拉开间距，父与子贴紧成簇 */
.sn-item:first-child { margin-top: 2px; }
.sn-item.is-sub {
margin: 1px 0 1px 30px; /* 子分类缩进加深 */
padding-left: 14px;
border-left: 1px solid var(--color-pencil-gray); /* 左侧细灰连线，显层级 */
}
.sn-link {
position: relative;
display: block;
padding: 7px 12px;
border-radius: var(--radius-inputs);
color: var(--color-forest-ink); /* 父分类：森林墨绿 */
font-size: 15px; /* 父分类：放大 */
font-family: var(--font-body);
font-weight: 700; /* 父分类：加粗 */
line-height: 1.4;
letter-spacing: 0.01em;
transition: background 0.18s ease, color 0.18s ease, transform 0.18s ease;
cursor: pointer;
user-select: none;
}
/* 父分类左侧薄荷竖条（视觉锚，呼应站点强调色） */
.sn-link::before {
content: '';
position: absolute;
left: 0; top: 50%;
transform: translateY(-50%);
width: 3px; height: 60%;
border-radius: 2px;
background: var(--color-sticky-note-mint); /* 未激活：薄荷 */
transition: background 0.18s ease, height 0.18s ease;
}
.sn-item.is-sub .sn-link::before { display: none; } /* 子分类无竖条 */
.sn-item.is-sub .sn-link {
font-size: 12px; /* 子分类：明显缩小 */
color: var(--color-forest-ink);
opacity: 0.55; /* 子分类：明显变灰 */
font-weight: 400;
padding: 4px 10px;
}
.sn-link:hover { background: var(--color-sticky-note-mint); color: var(--color-forest-ink); }
.sn-link.is-active {
background: var(--color-forest-ink);
color: var(--color-cream-paper);
box-shadow: var(--shadow-subtle);
transform: translateX(2px);
}
.sn-link.is-active::before {
background: var(--color-highlighter-yellow); /* 激活：竖条转荧光黄 */
height: 72%;
}
.sn-item.is-sub .sn-link.is-active {
background: var(--color-forest-ink);
transform: none;
font-weight: 500;
color: var(--color-cream-paper);
opacity: 1;
}
/* 移动端：折叠为顶部横向胶囊 */
@media (max-width: 920px) {
.layout-grid { grid-template-columns: 1fr; gap: 20px; }
.side-nav {
position: static;
max-height: none;
padding: 14px;
overflow-x: auto;
overflow-y: hidden;
-webkit-overflow-scrolling: touch;
background: var(--color-whisper-gray);
border: 1px solid var(--color-pencil-gray);
box-shadow: var(--shadow-subtle);
}
.sn-head { display: none; }
.sn-list { display: flex; flex-wrap: nowrap; gap: 8px; padding-bottom: 4px; }
.sn-item { flex: 0 0 auto; margin: 0; }
.sn-item.is-sub { padding-left: 0; border-left: none; margin: 0; }
.sn-link { white-space: nowrap; padding: 6px 14px; font-size: 13px; font-weight: 500; border: 1px solid var(--color-pencil-gray); background: var(--color-cream-paper); color: var(--color-forest-ink); }
.sn-link::before { display: none; }
.sn-item.is-sub .sn-link { font-size: 12px; opacity: 0.7; }
.sn-link.is-active { transform: none; border-color: var(--color-forest-ink); background: var(--color-forest-ink); color: var(--color-cream-paper); }
}
footer { margin-top: var(--section-gap); border-top: 1px solid var(--color-pencil-gray); padding: 40px 0 60px; text-align: center; }
footer .f-brand { font-family: var(--font-display); font-weight: 600; color: var(--color-forest-ink); font-size: 16px; margin-bottom: 10px; }
footer .f-note { font-size: 13px; color: var(--color-forest-ink); opacity: 0.7; }
footer .f-contact { margin-top: 18px; display: flex; justify-content: center; gap: 18px; flex-wrap: wrap; }
footer .f-chip { display: inline-flex; align-items: center; gap: 6px; padding: 6px 14px; border-radius: 999px; background: var(--color-sticky-note-mint); border: 1px solid var(--color-pencil-gray); color: var(--color-forest-ink); font-size: 12px; cursor: pointer; transition: background .2s, border-color .2s; }
footer .f-chip:hover { background: var(--color-highlighter-yellow); border-color: var(--color-forest-ink); }
footer .f-chip svg { width: 13px; height: 13px; }
footer .f-qr-modal { display: none; position: fixed; inset: 0; background: rgba(26,51,0,.55); backdrop-filter: blur(8px); z-index: 9999; align-items: center; justify-content: center; padding: 20px; }
footer .f-qr-modal.is-open { display: flex; }
footer .f-qr-card { background: var(--color-cream-paper); border: 1px solid var(--color-forest-ink); border-radius: 16px; padding: 24px; max-width: 320px; text-align: center; box-shadow: var(--shadow-subtle-2); }
footer .f-qr-card img { max-width: min(280px, 70vw); max-height: 70vh; width: auto; height: auto; border-radius: 10px; background: #fff; padding: 8px; box-sizing: border-box; display: block; margin: 0 auto; }
footer .f-qr-card .f-qr-name { margin-top: 14px; color: var(--color-forest-ink); font-size: 14px; font-weight: 600; }
footer .f-qr-card .f-qr-id { color: var(--color-forest-ink); opacity: 0.7; font-size: 12px; margin-top: 4px; letter-spacing: .5px; }
footer .f-qr-card .f-qr-hint { color: var(--color-forest-ink); opacity: 0.6; font-size: 11px; margin-top: 10px; }
footer .f-qr-card .f-qr-close { margin-top: 14px; color: var(--color-forest-ink); opacity: 0.7; font-size: 11px; cursor: pointer; background: none; border: none; padding: 4px 10px; }
@media (max-width: 720px) {
.hero { padding: 64px 0 24px; }
.hero-cards { grid-template-columns: 1fr; gap: 14px; margin-top: 40px; max-width: 320px; }
.float-card { animation: none; }
.search-btn { padding: 10px 16px; }
.category-head .cat-en { display: none; }
.header-actions .search-count { display: none; }
.header-actions .search-wrap { max-width: 220px; padding: 6px 6px 6px 12px; }
.header-actions .search-btn { padding: 8px 12px; }
}
@media (max-width: 420px) {
.brand span { display: none; }
.header-actions .search-wrap { max-width: none; }
}
.search-count {
font-size: 12px;
color: var(--color-forest-ink);
opacity: 0.6;
margin-left: 10px;
white-space: nowrap;
}
.search-count b { color: var(--color-terracotta); font-weight: 600; }
/* 尊重"减少动态效果"系统偏好：关闭平滑滚动与过渡动画，避免晕动不适 */
@media (prefers-reduced-motion: reduce) {
html { scroll-behavior: auto; }
*, *::before, *::after {
animation-duration: 0.001ms !important;
animation-iteration-count: 1 !important;
transition-duration: 0.001ms !important;
scroll-behavior: auto !important;
}
}
</style>
</head>
<body>
<header>
<div class="header-pill">
<a class="brand" href="#top">
<span class="mark"><img src="./logo.png" alt="优卡导航" /></span>
<span>优卡导航</span>
</a>
<div class="header-actions">
<form class="search-wrap" id="searchForm" role="search">
<span class="ico" aria-hidden="true">
<svg width="18" height="18" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="1.6" stroke-linecap="round"><circle cx="11" cy="11" r="7"/><path d="m21 21-4.3-4.3"/></svg>
</span>
<input type="text" id="searchInput" placeholder="搜索工具 / 分类 / 关键词…" autocomplete="off" />
<span id="searchCount" class="search-count"></span>
<button type="submit" class="search-btn">搜索</button>
</form>
</div>
</div>
</header>
<main id="top">
<!-- HERO -->
<section class="hero">
<div class="container">
<div class="hero-deco" aria-hidden="true">
<svg class="deco deco-1" viewBox="0 0 180 60" fill="none" stroke="var(--color-terracotta)" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><path d="M5 40 C 30 10, 50 10, 70 35 S 110 60, 130 30 160 20, 175 40"/></svg>
<svg class="deco deco-2" viewBox="0 0 48 48" fill="none" stroke="var(--color-forest-ink)" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><path d="M24 6 L27 21 L42 24 L27 27 L24 42 L21 27 L6 24 L21 21 Z"/></svg>
<svg class="deco deco-3" viewBox="0 0 64 64" fill="none" stroke="var(--color-forest-ink)" stroke-width="2"><circle cx="32" cy="32" r="22"/><circle cx="32" cy="32" r="4" fill="var(--color-forest-ink)" stroke="none"/></svg>
</div>
<span class="eyebrow"><svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="1.8" stroke-linecap="round" stroke-linejoin="round"><path d="M9 18h6M10 21h4M12 3a6 6 0 0 0-4 10.5c.7.7 1 1.2 1 2.5h6c0-1.3.3-1.8 1-2.5A6 6 0 0 0 12 3z"/></svg>AI × DESIGN × PPT</span>
<h1 class="wordmark">发现最好用的 <span class="hl">AI 设计工具</span></h1>
<p class="tagline">一站直达精选 AI 工具，覆盖生图、视频、PPT、3D、字体与素材。</p>
<div class="cta-row">
<a class="btn-primary" href="#grid">浏览全部工具 <span class="arrow">→</span></a>
<a class="btn-outline" href="#contact">提交 / 合作</a>
</div>
<p class="reassure">✨ 免费收录 · 数据驱动自动更新 · 无广告纯净体验</p>
<div class="hero-cards" id="heroCards">
<a class="float-card is-static" data-index="0" href="./ppthub/" target="_blank" rel="noopener">
<div class="fc-ico" aria-hidden="true"><svg width="22" height="22" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="1.5"><rect x="3" y="5" width="18" height="14" rx="3"/><path d="m10 9 5 3-5 3z" fill="currentColor" stroke="none"/></svg></div>
<div class="fc-title">PPT术语图鉴</div>
<div class="fc-desc">用大白话，搞懂 PPT 里那些听着耳熟、说不清的词。</div>
</a>
<a class="float-card is-static" data-index="1" href="./ppt-tips/" target="_blank" rel="noopener">
<div class="fc-ico" aria-hidden="true"><svg width="22" height="22" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="1.5"><path d="M9 18h6M10 21h4M12 3a6 6 0 0 0-3 11.2V16h6v-1.8A6 6 0 0 0 12 3z"/></svg></div>
<div class="fc-title">PPT 制作技巧</div>
<div class="fc-desc">Before/After 对比 + 分步演示，跟着做就会。</div>
</a>
<a class="float-card is-static" data-index="2" href="./template/" target="_blank" rel="noopener">
<div class="fc-ico" aria-hidden="true"><svg width="22" height="22" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="1.5"><rect x="3" y="3" width="18" height="18" rx="3"/><path d="M3 9h18M9 21V9"/></svg></div>
<div class="fc-title">优卡的素材库</div>
<div class="fc-desc">PPT模板、图片、技巧，应有尽有。</div>
</a>
<a class="float-card" href="./mockup/" target="_blank" rel="noopener">
<div class="fc-ico" aria-hidden="true"><svg width="22" height="22" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="1.5"><rect x="3" y="3" width="18" height="18" rx="3"/><circle cx="9" cy="9" r="2"/><path d="m21 15-5-5L5 21"/></svg></div>
<div class="fc-title">PPT作品展示图生成器</div>
<div class="fc-desc">多种版式，自定义调整，一键导出高清大图。</div>
</a>
<a class="float-card" href="./strategy-models/" target="_blank" rel="noopener">
<div class="fc-ico" aria-hidden="true"><svg width="22" height="22" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="1.5"><rect x="3" y="3" width="7" height="7" rx="1.5"/><rect x="14" y="3" width="7" height="7" rx="1.5"/><rect x="3" y="14" width="7" height="7" rx="1.5"/><rect x="14" y="14" width="7" height="7" rx="1.5"/></svg></div>
<div class="fc-title">战略模型画布</div>
<div class="fc-desc">波特五力、波士顿矩阵…在线填画布，导出 PNG/SVG。</div>
</a>
<a class="float-card" href="./pm-handbook/" target="_blank" rel="noopener">
<div class="fc-ico" aria-hidden="true"><svg width="22" height="22" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="1.5"><path d="M4 5a2 2 0 0 1 2-2h12a2 2 0 0 1 2 2v14a2 2 0 0 1-2 2H6a2 2 0 0 1-2-2z"/><path d="M12 3v18"/><path d="M8 7h0M8 11h0M8 15h0"/></svg></div>
<div class="fc-title">产品经理手册</div>
<div class="fc-desc">PM 全生命周期实操 + 大厂真实案例 + 标准模板。</div>
</a>
</div>
</div>
</section>
<!-- GRID -->
<section class="section" id="grid">
<div class="container">
<div class="section-head">
<span class="eyebrow">CURATED TOOLS</span>
<h2>AI × 设计 工具箱</h2>
<div class="result-count" id="resultCount"></div>
</div>
<div class="notice" id="notice"></div>
<div class="loading" id="loading">⏳ 正在加载工具列表…</div>
</div>
<div class="container layout-grid">
<aside class="side-nav" aria-label="分类导航">
<div class="sn-head">分类导航</div>
<ul class="sn-list" id="sideNav"></ul>
</aside>
<div class="layout-main">
<div id="categories"></div>
<div class="no-result" id="noResult">没有匹配的工具，换个关键词试试～</div>
</div>
</div>
</section>
</main>
<nav class="cat-nav is-seo" aria-label="全部分类导航">
<div class="container">
<div class="cn-head">按分类浏览 · 全部 AI 设计工具</div>
<ul class="cn-list" id="catNav"></ul>
</div>
</nav>
<footer>
<div class="container">
<div class="f-brand">优卡导航</div>
<div class="f-note">由 优卡 / youka 整理 · 收录 AI+设计 工具 · 数据驱动自动更新</div>
<div class="f-contact" id="contact">
<button class="f-chip" data-qr="wechat-gzh" type="button">
<svg viewBox="0 0 24 24" fill="currentColor"><path d="M9.5 4C5.4 4 2 6.7 2 10.1c0 1.9 1.1 3.6 2.9 4.7L4 17l2.5-1.3c.5.1 1 .2 1.5.2.2 0 .4 0 .6-.1-.1-.5-.2-1-.2-1.5 0-3.5 3.3-6.3 7.4-6.3h.5C15.5 5.7 12.8 4 9.5 4zm-2.8 4.5c.5 0 .9.4.9.9s-.4.9-.9.9-.9-.4-.9-.9.4-.9.9-.9zm5.5 0c.5 0 .9.4.9.9s-.4.9-.9.9-.9-.4-.9-.9.4-.9.9-.9zM15.5 9c-3.6 0-6.5 2.4-6.5 5.5s2.9 5.5 6.5 5.5c.6 0 1.2-.1 1.8-.2L19 21l-.6-1.8c1.5-.9 2.6-2.5 2.6-4.2C21 11.4 18.5 9 15.5 9zm-2 3c.4 0 .7.3.7.7s-.3.7-.7.7-.7-.3-.7-.7.3-.7.7-.7zm4 0c.4 0 .7.3.7.7s-.3.7-.7.7-.7-.3-.7-.7.3-.7.7-.7z"/></svg>
微信公众号：优卡说PPT
</button>
<a class="f-chip" href="https://www.xiaohongshu.com/user/profile/55e286c0c2bdeb696556a64a" target="_blank" rel="noopener">
<svg viewBox="0 0 24 24" fill="currentColor"><path d="M3 6.5C3 4.6 4.6 3 6.5 3h11C19.4 3 21 4.6 21 6.5v11c0 1.9-1.6 3.5-3.5 3.5h-11C4.6 21 3 19.4 3 17.5v-11zM6 8v8h2v-3h2l1.5 3H14l-1.7-3.4c1-.4 1.7-1.3 1.7-2.4 0-1.4-1.1-2.5-2.5-2.5H6zm2 2h2v1H8v-1zm6-2v8h2v-3h2v3h2V8h-2v3h-2V8h-2z"/></svg>
小红书：优卡
</a>
<button class="f-chip" data-qr="wechat-personal" type="button">
<svg viewBox="0 0 24 24" fill="currentColor"><path d="M9.5 4C5.4 4 2 6.7 2 10.1c0 1.9 1.1 3.6 2.9 4.7L4 17l2.5-1.3c.5.1 1 .2 1.5.2.2 0 .4 0 .6-.1-.1-.5-.2-1-.2-1.5 0-3.5 3.3-6.3 7.4-6.3h.5C15.5 5.7 12.8 4 9.5 4zM15.5 9c-3.6 0-6.5 2.4-6.5 5.5s2.9 5.5 6.5 5.5c.6 0 1.2-.1 1.8-.2L19 21l-.6-1.8c1.5-.9 2.6-2.5 2.6-4.2C21 11.4 18.5 9 15.5 9z"/></svg>
个人微信：YOUKAPPT
</button>
</div>
</div>
<div class="f-qr-modal" id="f-qr-modal" role="dialog" aria-hidden="true">
<div class="f-qr-card">
<img id="f-qr-img" src="" alt="二维码" />
<div class="f-qr-name" id="f-qr-name"></div>
<div class="f-qr-id" id="f-qr-id"></div>
<div class="f-qr-hint">长按图片识别 / 截图后用对应 App 扫码</div>
<button class="f-qr-close" type="button" id="f-qr-close">关闭</button>
</div>
</div>
</footer>
<script>
(function(){
var modal = document.getElementById('f-qr-modal');
var img = document.getElementById('f-qr-img');
var name = document.getElementById('f-qr-name');
var idEl = document.getElementById('f-qr-id');
var close = document.getElementById('f-qr-close');
var data = {
'wechat-gzh': { src: 'assets/contact/wechat-gzh-qr.jpg', n: '微信公众号', id: '优卡说PPT', use: '微信扫一扫识别公众号' },
'wechat-personal': { src: 'assets/contact/wechat-qr-youkappt.jpg', n: '个人微信号', id: 'YOUKAPPT', use: '微信扫一扫添加好友' }
};
function open(key) {
var d = data[key]; if (!d) return;
img.src = d.src; name.textContent = d.n; idEl.textContent = d.id;
document.querySelector('.f-qr-card .f-qr-hint').textContent = d.use;
modal.classList.add('is-open');
modal.setAttribute('aria-hidden', 'false');
}
function hide() { modal.classList.remove('is-open'); modal.setAttribute('aria-hidden', 'true'); }
document.querySelectorAll('.f-chip[data-qr]').forEach(function(b){
b.addEventListener('click', function(){ open(b.getAttribute('data-qr')); });
});
close.addEventListener('click', hide);
modal.addEventListener('click', function(e){ if (e.target === modal) hide(); });
document.addEventListener('keydown', function(e){ if (e.key === 'Escape') hide(); });
})();
</script>
<script>
// ---------- Icon + color helpers ----------
const ICONS = {
image: '<svg width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="1.5"><rect x="3" y="3" width="18" height="18" rx="3"/><circle cx="9" cy="9" r="2"/><path d="m21 15-5-5L5 21"/></svg>',
video: '<svg width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="1.5"><rect x="3" y="5" width="18" height="14" rx="3"/><path d="m10 9 5 3-5 3z" fill="currentColor" stroke="none"/></svg>',
ui: '<svg width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="1.5"><rect x="3" y="3" width="18" height="18" rx="3"/><path d="M3 9h18M9 21V9"/></svg>',
font: '<svg width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="1.5"><path d="M4 7V5h16v2M9 19h6M12 5v14"/></svg>',
d3: '<svg width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="1.5"><path d="M12 2 3 7v10l9 5 9-5V7z"/><path d="M3 7l9 5 9-5M12 12v10"/></svg>',
inspo: '<svg width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="1.5"><path d="M12 2a7 7 0 0 0-4 12.7V17h8v-2.3A7 7 0 0 0 12 2zM9 21h6"/></svg>',
default: '<svg width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="1.5"><path d="M4 4h16v16H4z"/><path d="M4 9h16M9 9v11"/></svg>'
};
function iconFor(name) {
if (/绘画|图像|图/.test(name)) return ICONS.image;
if (/视频/.test(name)) return ICONS.video;
if (/UI|界面|设计/.test(name)) return ICONS.ui;
if (/字体|排版|字/.test(name)) return ICONS.font;
if (/3D|模型/.test(name)) return ICONS.d3;
if (/灵感|素材/.test(name)) return ICONS.inspo;
return ICONS.default;
}
const PALETTE = ['#1a3300', '#cb5521', '#2f6b5e', '#3a5a1e', '#7a4a8c', '#a8631e', '#355c4a', '#6b4f1e'];
function colorFor(str) {
let h = 0;
for (let i = 0; i < str.length; i++) h = (h * 31 + str.charCodeAt(i)) >>> 0;
return PALETTE[h % PALETTE.length];
}
function initial(name) { return name.replace(/[^\u4e00-\u9fa5A-Za-z0-9]/g, "").charAt(0).toUpperCase(); }
function escapeHtml(s) { return s.replace(/[&<>"']/g, c => ({ "&": "&", "<": "<", ">": ">", '"': """, "'": "'" }[c])); }
function toolTagHtml(t) {
if (!t.paid) return '';
let cls = 'tag-free';
if (t.paid === '付费') cls = 'tag-paid';
else if (t.paid === '每日免费额度' || t.paid === '每月免费额度') cls = 'tag-daily';
return '<span class="tool-tag ' + cls + '">' + escapeHtml(t.paid) + '</span>';
}
function catEnHtml(cat) {
return cat.en ? '<span class="cat-en">' + escapeHtml(cat.en) + '</span>' : '';
}
// 所有 logo 已预下载到本地 ./logos/（由 fetch_logos.py 按 官网 apple-touch-icon → icon.horse(180px) → favicone 生成，仅收 ≥48px 高清；其余降级色块）。
// 运行时只引用本地文件，不再请求任何远程服务（抗墙、秒加载）。manifest.json 记录 域名→文件名。
function colorBlock(t) {
return '<div class="tool-logo tool-logo-fallback" style="background:' + escapeHtml(t.color) + '">' + escapeHtml(initial(t.name)) + '</div>';
}
function logoHtml(t) {
const domain = (t.url.match(/\/\/([^/]+)/) || [])[1] || '';
if (!domain) return colorBlock(t);
const file = LOGO_MAP[domain];
if (!file) return colorBlock(t);
return '<img class="tool-logo" src="./logos/' + escapeHtml(file) + '" alt="" loading="lazy" decoding="async"'
+ ' data-color="' + escapeHtml(t.color) + '" data-initial="' + escapeHtml(initial(t.name)) + '" onerror="logoFail(this)">';
}
function logoFail(img) {
var block = document.createElement('div');
block.className = 'tool-logo tool-logo-fallback';
block.style.background = img.dataset.color || '#1a3300';
block.textContent = img.dataset.initial || '';
img.replaceWith(block);
}
// ---------- Parse tools.md ----------
function splitTitle(s) {
let title = s.trim(), en = '';
const m = title.match(/^(.*?)\s*\(([^)]+)\)\s*$/);
if (m) { title = m[1].trim(); en = m[2].trim(); }
return { title, en };
}
function parseMarkdown(md) {
const lines = md.split(/\r?\n/);
const cats = [];
let cur = null; // 当前 ## 分类
let sub = null; // 当前 ### 子分类（属于 cur）
for (const raw of lines) {
const line = raw.trim();
if (!line) continue;
const h3 = line.match(/^###\s+(.*)$/);
if (h3) {
if (!cur) continue; // 无父分类的子分类忽略
const t = splitTitle(h3[1]);
sub = { name: t.title, en: t.en, tools: [] };
cur.subs.push(sub);
continue;
}
const h = line.match(/^##\s+(.*)$/);
if (h) {
const t = splitTitle(h[1]);
cur = { name: t.title, en: t.en, icon: iconFor(t.title), tools: [], subs: [] };
sub = null;
cats.push(cur);
continue;
}
const li = line.match(/^[-*]\s+\[([^\]]+)\]\(([^)]+)\)\s*[—\-:：]\s*(.+)$/);
if (li && cur) {
let desc = li[3].trim();
let paid = '';
const pm = desc.match(/\s*[｜|]\s*(付费|免费|每日免费额度|每月免费额度)\s*$/);
if (pm) { paid = pm[1]; desc = desc.replace(pm[0], '').trim(); }
const tool = { name: li[1].trim(), url: li[2].trim(), desc, paid, color: colorFor(li[1]) };
(sub ? sub.tools : cur.tools).push(tool);
}
}
const rankOf = p => p === '付费' ? 2 : (p === '每日免费额度' || p === '每月免费额度' ? 1 : 0);
const byPaid = (a, b) => rankOf(a.paid) - rankOf(b.paid);
cats.forEach(c => {
c.tools.sort(byPaid);
c.subs.forEach(s => s.tools.sort(byPaid));
});
return cats;
}
// 分类下全部工具（含子分类），供计数/搜索/SEO 使用
function allTools(cat) {
return cat.tools.concat((cat.subs || []).reduce((a, s) => a.concat(s.tools), []));
}
// ---------- Render ----------
let CARD_KEYS = []; // 与卡片渲染顺序一致的搜索键，render 后挂到 DOM（避免 innerHTML 序列化转义问题）
const catsRoot = document.getElementById("categories");
const notice = document.getElementById("notice");
const loading = document.getElementById("loading");
function toolCardHtml(t) {
CARD_KEYS.push((t.name + ' ' + t.desc + ' ' + t.url).toLowerCase());
return '<a class="tool-card" href="' + escapeHtml(t.url) + '" target="_blank" rel="noopener">'
+ '<div class="tool-top">'
+ logoHtml(t)
+ '<div class="tool-name">' + escapeHtml(t.name) + '</div>'
+ toolTagHtml(t)
+ '</div>'
+ '<div class="tool-desc">' + escapeHtml(t.desc) + '</div>'
+ '</a>';
}
async function render(list) {
CARD_KEYS = [];
catsRoot.innerHTML = "";
let total = 0;
const sections = [];
list.forEach(cat => {
const subs = (cat.subs || []).filter(s => s.tools.length);
const count = cat.tools.length + subs.reduce((a, s) => a + s.tools.length, 0);
if (!count) return;
total += count;
const sec = document.createElement("div");
sec.className = "category";
const slug = (cat.en || cat.name).toLowerCase().replace(/[^a-z0-9]+/g, "-").replace(/^-+|-+$/g, "");
if (slug) sec.id = "cat-" + slug;
const cards = cat.tools.map(toolCardHtml).join("");
let html = '<div class="category-head">'
+ '<div class="cat-ico">' + cat.icon + '</div>'
+ '<h3>' + escapeHtml(cat.name) + '</h3>'
+ catEnHtml(cat)
+ '</div>';
if (cards) html += '<div class="grid">' + cards + '</div>';
subs.forEach(s => {
const subSlug = (s.en || s.name).toLowerCase().replace(/[^a-z0-9]+/g, "-").replace(/^-+|-+$/g, "");
html += '<div class="subcategory"' + (subSlug ? ' id="subcat-' + slug + '-' + subSlug + '"' : '') + '>'
+ '<div class="subcategory-head"><h4>' + escapeHtml(s.name) + '</h4>'
+ (s.en ? '<span class="cat-en">' + escapeHtml(s.en) + '</span>' : '')
+ '</div>'
+ '<div class="grid">' + s.tools.map(toolCardHtml).join("") + '</div>'
+ '</div>';
});
sec.innerHTML = html;
sections.push(sec);
});
// 分批 append（每帧 3 个），避免一次性同步长任务阻塞主线程，提升慢设备 INP
const CHUNK = 3;
for (let i = 0; i < sections.length; i += CHUNK) {
const end = Math.min(i + CHUNK, sections.length);
for (let j = i; j < end; j++) catsRoot.appendChild(sections[j]);
if (end < sections.length) await new Promise(r => requestAnimationFrame(r));
}
const _cards = catsRoot.querySelectorAll('.tool-card');
_cards.forEach(function (el, i) { el.dataset.k = CARD_KEYS[i] || ''; });
document.getElementById("resultCount").textContent = list === ALL
? `共收录 ${total} 款工具`
: `匹配到 ${total} 款工具`;
document.getElementById("noResult").style.display = total ? "none" : "block";
}
// ---------- Load (single source of truth: tools.md) ----------
let ALL = [];
let LOGO_MAP = {};
const TOOLS_CACHE_KEY = 'youka_nav_tools_md_v1';
function readToolsCache() {
try {
const raw = localStorage.getItem(TOOLS_CACHE_KEY);
if (!raw) return null;
const obj = JSON.parse(raw);
return (obj && typeof obj.text === 'string') ? obj.text : null;
} catch (e) { return null; }
}
function writeToolsCache(text) {
try { localStorage.setItem(TOOLS_CACHE_KEY, JSON.stringify({ text: text, t: Date.now() })); } catch (e) {}
}
function loadLogoMap() {
return fetch('./logos/manifest.json').then(r => { if (r.ok) return r.json(); throw new Error('bad'); })
.then(j => { LOGO_MAP = j; }).catch(() => { LOGO_MAP = {}; });
}
async function applyData() {
await render(ALL);
injectSEOMeta(ALL);
injectItemList(ALL);
fillCatNav(ALL);
fillSideNav(ALL);
// 应用 URL ?q= 预搜索（让 Schema.org SearchAction / 分享链接真实可用）
try {
const q = new URLSearchParams(location.search).get('q');
if (q) { input.value = q; filter(q); }
} catch (e) {}
}
async function load() {
const cached = readToolsCache();
let rendered = false;
if (cached) {
try {
ALL = parseMarkdown(cached);
if (ALL.length) {
await loadLogoMap(); // 始终加载本地 logo 清单（静态、体积小）
notice.style.display = 'none';
loading.style.display = 'none';
await applyData(); // 有缓存先秒开
rendered = true;
}
} catch (e) { ALL = []; }
}
if (!rendered) { loading.style.display = 'block'; notice.style.display = 'none'; }
// 后台重新校验（stale-while-revalidate）：缓存秒开后静默拉取最新
try {
const res = await fetch('./tools.md', { cache: 'no-cache' });
if (!res.ok) throw new Error('HTTP ' + res.status);
const text = await res.text();
if (text === cached) return; // 未变化，缓存已是最新
await loadLogoMap();
writeToolsCache(text);
ALL = parseMarkdown(text);
if (!ALL.length) throw new Error('empty');
notice.style.display = 'none';
loading.style.display = 'none';
await applyData();
} catch (err) {
if (!rendered) {
loading.style.display = 'none';
notice.style.display = 'block';
notice.innerHTML = '⚠️ 未能加载 <code>tools.md</code>（' + escapeHtml(String(err.message || err)) + '）。<br>' +
'浏览器在 <code>file://</code> 直接打开时会拦截本地文件读取。请用本地服务器预览：<br>' +
'在本目录运行 <code>python3 -m http.server 8000</code>，再访问 <code>http://localhost:8000</code>；<br>' +
'或把整个文件夹部署到任意静态托管（GitHub Pages / Vercel / 腾讯云等），即可自动读取并更新。';
catsRoot.innerHTML = '';
}
// 若已用缓存渲染，则静默保留缓存内容（离线也可浏览）
}
}
// ---------- SEO: 动态生成 keywords（随 tools.md 自动增长） ----------
function injectSEOMeta(list) {
const names = [];
list.forEach(c => {
names.push(c.name, c.en);
(c.subs || []).forEach(s => names.push(s.name, s.en));
allTools(c).forEach(t => names.push(t.name));
});
const kw = [...new Set(names)].join(', ');
let m = document.querySelector('meta[name="keywords"]');
if (!m) { m = document.createElement('meta'); m.name = 'keywords'; document.head.appendChild(m); }
m.content = kw;
}
// ---------- SEO: 动态注入 ItemList JSON-LD（让爬虫直接拿到所有工具的结构化数据） ----------
function injectItemList(list) {
const items = [];
let pos = 0;
list.forEach(c => {
allTools(c).forEach(t => {
pos++;
items.push({
"@type": "ListItem",
"position": pos,
"item": {
"@type": "WebApplication",
"name": t.name,
"url": t.url,
"description": t.desc
}
});
});
});
const data = {
"@context": "https://schema.org",
"@type": "ItemList",
"name": "优卡导航 · AI 设计工具收录",
"url": "https://youkappt.com/",
"numberOfItems": pos,
"itemListElement": items
};
const old = document.getElementById('ld-itemlist');
if (old) old.remove();
const s = document.createElement('script');
s.type = 'application/ld+json';
s.id = 'ld-itemlist';
try { s.textContent = JSON.stringify(data); } catch (e) { return; }
document.head.appendChild(s);
}
function fillCatNav(list) {
const nav = document.getElementById("catNav");
if (!nav) return;
nav.innerHTML = list.map(cat => {
const ts = allTools(cat);
if (!ts.length) return '';
const slug = (cat.en || cat.name).toLowerCase().replace(/[^a-z0-9]+/g, '-').replace(/^-+|-+$/g, '');
const names = ts.map(t => escapeHtml(t.name)).join('、');
return '<li class="cn-item"><a class="cn-link" href="#cat-' + slug + '">' + escapeHtml(cat.name) + '</a>'
+ '<span class="cn-tools">' + names + '</span></li>';
}).join('');
}
// ---------- 左侧分类导航（sticky sidebar + 滚动联动） ----------
let sideActive = 'top';
const cssEscape = (s) => (window.CSS && CSS.escape ? CSS.escape(s) : s.replace(/["\\]/g, '\\$&'));
function setSideActive(slug) {
if (slug === sideActive) return;
sideActive = slug;
const nav = document.getElementById("sideNav");
if (!nav) return;
nav.querySelectorAll('.sn-link.is-active').forEach(a => a.classList.remove('is-active'));
let sel = null;
if (slug === 'top') sel = nav.querySelector('.sn-link[data-go="top"]');
else sel = nav.querySelector('.sn-link[data-slug="' + cssEscape(slug) + '"]');
if (sel) {
sel.classList.add('is-active');
// 滚动"可滚动的导航容器"（外层 <aside.side-nav>），而非内层 <ul>——否则激活项不会被带进可视区。
// 只滚容器自身，绝不触发页面纵向滚动（scrollIntoView 会连带拽动 window，
// 在移动端横向导航条下会导致"向下滚动被反复往回拽"的 bug）
const scroller = nav.closest('.side-nav') || nav;
try {
const navRect = scroller.getBoundingClientRect();
const selRect = sel.getBoundingClientRect();
if (scroller.scrollWidth > scroller.clientWidth + 1) { // 移动端：横向导航条 → 横向居中
const delta = (selRect.left + selRect.width / 2) - (navRect.left + navRect.width / 2);
scroller.scrollBy({ left: delta, behavior: 'auto' });
} else if (scroller.scrollHeight > scroller.clientHeight + 1) { // 桌面端：竖直侧栏 → 纵向居中（仅滚容器）
const delta = (selRect.top + selRect.height / 2) - (navRect.top + navRect.height / 2);
scroller.scrollBy({ top: delta, behavior: 'auto' });
}
} catch (e) {}
}
}
function fillSideNav(list) {
const nav = document.getElementById("sideNav");
if (!nav) return;
let html = '<li class="sn-item"><a class="sn-link" href="#grid" data-go="top">全部</a></li>';
list.forEach(cat => {
const subs = (cat.subs || []).filter(s => s.tools.length);
if (!cat.tools.length && !subs.length) return;
const slug = (cat.en || cat.name).toLowerCase().replace(/[^a-z0-9]+/g, '-').replace(/^-+|-+$/g, '');
html += '<li class="sn-item"><a class="sn-link" href="#cat-' + slug + '" data-slug="' + escapeHtml(slug) + '">' + escapeHtml(cat.name) + '</a></li>';
subs.forEach(s => {
const subSlug = (s.en || s.name).toLowerCase().replace(/[^a-z0-9]+/g, '-').replace(/^-+|-+$/g, '');
const fullSlug = slug + '-' + subSlug;
html += '<li class="sn-item is-sub"><a class="sn-link" href="#subcat-' + slug + '-' + subSlug + '" data-slug="' + escapeHtml(fullSlug) + '">' + escapeHtml(s.name) + '</a></li>';
});
});
nav.innerHTML = html;
bindSideNav();
}
function bindSideNav() {
const nav = document.getElementById("sideNav");
if (!nav) return;
nav.querySelectorAll('.sn-link').forEach(a => {
a.addEventListener('click', e => {
e.preventDefault();
if (a.dataset.go === 'top') {
const input = document.getElementById('searchInput');
if (input && input.value) { input.value = ''; filter(''); }
const grid = document.getElementById('grid');
if (grid) window.scrollTo({ top: grid.getBoundingClientRect().top + window.scrollY - 80, behavior: 'smooth' });
return;
}
const target = document.querySelector(a.getAttribute('href'));
if (target) {
const top = target.getBoundingClientRect().top + window.scrollY - 88;
window.scrollTo({ top, behavior: 'smooth' });
}
});
});
setupSideSpy();
}
// 滚动联动：基于各分类区块在视口中的真实位置，取"最后一个已越过阈值线的区块"作为当前高亮项。
// 该写法在页面滚到底部时也能正确联动——滚到底时所有区块 top 都已 <= 阈值，自动选中最后一个（含其子分类）。
let sideSections = [];
let sideTick = false;
const SIDE_THRESHOLD = 140;
function refreshSideSections() {
sideSections = Array.from(document.querySelectorAll('[id^="cat-"], [id^="subcat-"]'));
}
function onSideScroll() {
if (sideTick) return;