/* ==========================================================================
   小程序源码站 · 全站样式（单一来源）
   由 build.py 原样发布到 /assets/style.css，所有页面共用一份，浏览器缓存复用。
   修改后执行 python build.py 重新构建。
   ========================================================================== */

/* ===== 设计令牌 ===== */
:root{
  --bg:#ffffff;
  --surface:#f6f8f7;
  --surface-2:#eef2f0;
  --border:#e6ebe8;
  --ink:#161a1c;
  --ink-2:#5b666d;
  --ink-3:#8b959b;
  --brand:#07c160;
  --brand-dark:#06a854;
  --brand-soft:#e6f7ee;
  --dark:#0f1715;
  --dark-2:#182420;
  --radius:12px;
  --font:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  --mono:ui-monospace,SFMono-Regular,Menlo,Consolas,"Liberation Mono",monospace;
  --shadow:0 1px 2px rgba(15,23,21,.05),0 8px 24px rgba(15,23,21,.06);
}
*{box-sizing:border-box;margin:0;padding:0}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{font-family:var(--font);color:var(--ink);background:var(--bg);line-height:1.6;font-size:15px}
img,svg{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
button{font-family:inherit;cursor:pointer}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:4px}
[id]{scroll-margin-top:76px}
.wrap{max-width:1120px;margin:0 auto;padding:0 20px}

/* ===== 顶部导航 ===== */
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.92);backdrop-filter:blur(8px);border-bottom:1px solid var(--border)}
.header-inner{display:flex;align-items:center;gap:16px;height:60px}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:17px;letter-spacing:.2px;white-space:nowrap;min-width:0}
.brand-mark{width:30px;height:30px;border-radius:8px;background:var(--brand);color:#fff;display:flex;align-items:center;justify-content:center;flex:none}
.brand-mark svg{width:18px;height:18px}
.main-nav{margin-left:8px}
.main-nav ul{display:flex;gap:4px;list-style:none}
.main-nav a{display:block;padding:8px 12px;border-radius:8px;color:var(--ink-2);font-size:14px;font-weight:500}
.main-nav a:hover{background:var(--surface-2);color:var(--ink)}
.main-nav a[aria-current="page"]{color:var(--brand);background:var(--brand-soft)}
.header-actions{margin-left:auto;display:flex;align-items:center;gap:10px}
.nav-toggle{display:none;width:42px;height:42px;border:1px solid var(--border);background:#fff;border-radius:10px;align-items:center;justify-content:center}
.nav-toggle svg{width:20px;height:20px}
.header-cta{display:inline-flex;align-items:center;gap:6px;background:var(--brand);color:#fff;font-size:14px;font-weight:600;padding:9px 16px;border-radius:10px;border:none;white-space:nowrap;flex:none}
.header-cta:hover{background:var(--brand-dark)}

/* ===== Hero ===== */
.hero{padding:64px 0 56px}
.hero-eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;color:var(--brand);background:var(--brand-soft);border:1px solid #cdf0dd;padding:5px 12px;border-radius:999px;font-weight:600}
.hero-eyebrow .dot{width:6px;height:6px;border-radius:50%;background:var(--brand);animation:pulse 2s infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.35}}
.hero h1{font-size:clamp(28px,5vw,44px);line-height:1.18;margin:18px 0 14px;font-weight:800;letter-spacing:-.5px}
.hero h1 .accent{color:var(--brand)}
.hero p{color:var(--ink-2);font-size:clamp(15px,2vw,17px);max-width:640px}
.hero-search{display:flex;gap:10px;max-width:560px;margin:26px 0 14px}
.hero-search .s-input{flex:1;height:50px;border:1.5px solid var(--border);border-radius:12px;padding:0 16px;font-size:15px;font-family:inherit;background:#fff;transition:border-color .2s}
.hero-search .s-input:focus{outline:none;border-color:var(--brand)}
.hero-search .s-btn{height:50px;padding:0 22px;background:var(--brand);color:#fff;border:none;border-radius:12px;font-size:15px;font-weight:600}
.hero-search .s-btn:hover{background:var(--brand-dark)}
.hot-words{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--ink-3)}
.hot-words a{color:var(--ink-2);border:1px solid var(--border);padding:4px 10px;border-radius:999px;background:#fff}
.hot-words a:hover{border-color:var(--brand);color:var(--brand)}

/* ===== 数据指标 ===== */
.stats{border-top:1px solid var(--border);border-bottom:1px solid var(--border);background:var(--surface)}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr)}
.stat{padding:22px 8px;text-align:center}
.stat b{display:block;font-size:24px;font-weight:800;color:var(--ink)}
.stat b i{font-style:normal;color:var(--brand)}
.stat span{font-size:13px;color:var(--ink-3)}

/* ===== 区块通用 ===== */
.section{padding:52px 0}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:24px}
.section-head h2{font-size:22px;font-weight:800;letter-spacing:-.2px}
.section-head h2 .bar{display:inline-block;width:5px;height:18px;border-radius:3px;background:var(--brand);margin-right:10px;vertical-align:-2px}
.section-head .more{font-size:14px;color:var(--brand);font-weight:600;white-space:nowrap}
.section-head .more:hover{color:var(--brand-dark)}

/* ===== 分类筛选（chip 行，分类页 / 标签页共用） ===== */
.cat-bar{display:flex;flex-wrap:wrap;gap:8px;margin:22px 0 8px}
.cat-chip{border:1px solid var(--border);background:#fff;padding:8px 16px;border-radius:999px;font-size:14px;color:var(--ink-2);min-height:38px}
.cat-chip:hover{border-color:var(--brand);color:var(--brand)}
.cat-chip.active{background:var(--brand);border-color:var(--brand);color:#fff;font-weight:600}

/* ===== 源码卡片 ===== */
.card-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(252px,1fr));gap:16px}
.card{display:flex;flex-direction:column;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:18px;transition:border-color .2s,transform .2s}
.card:hover{border-color:#cdd9d3;transform:translateY(-2px)}
.card-top{display:flex;align-items:center;gap:10px;margin-bottom:12px}
.card-ico{width:38px;height:38px;border-radius:10px;background:var(--brand);color:#fff;display:flex;align-items:center;justify-content:center;flex:none}
.card-ico svg{width:20px;height:20px}
.card-tag{font-size:12px;color:var(--brand);background:var(--brand-soft);padding:3px 9px;border-radius:999px;font-weight:600;margin-left:auto}
.card-tag.hot{color:#e6482f;background:#fdeeea}
.card h3{font-size:16px;font-weight:700;line-height:1.4}
.card p{font-size:13.5px;color:var(--ink-2);margin:6px 0 14px;line-height:1.55;flex:1}
.card-meta{display:flex;flex-wrap:wrap;gap:6px 14px;font-size:12px;color:var(--ink-3);border-top:1px dashed var(--border);padding-top:12px;margin-bottom:14px}
.card-meta .ver{font-family:var(--mono)}
.card-meta .dl{display:inline-flex;align-items:center;gap:4px}
.card-actions{display:flex;gap:8px}
.btn-download{flex:1;display:inline-flex;align-items:center;justify-content:center;gap:6px;background:var(--brand);color:#fff;border:none;padding:10px 12px;border-radius:10px;font-size:14px;font-weight:600;min-height:42px}
.btn-download:hover{background:var(--brand-dark)}
.btn-detail{flex:1;display:inline-flex;align-items:center;justify-content:center;gap:6px;background:#fff;color:var(--ink);border:1px solid var(--border);padding:10px 12px;border-radius:10px;font-size:14px;font-weight:600;min-height:42px}
.btn-detail:hover{border-color:var(--brand);color:var(--brand)}

/* ===== 分类 / 标签卡片网格（首页、分类总览页、标签页共用） ===== */
.cat-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:16px}
.page-head .cat-grid{margin-top:24px}
.cat-bar + .cat-grid{margin-top:16px}
.cat-card{display:block;background:var(--surface);border:1px solid var(--border);border-radius:14px;padding:22px;transition:border-color .2s,transform .2s}
.cat-card:hover{border-color:var(--brand);transform:translateY(-2px)}
.cat-card h3{font-size:17px;font-weight:800;margin-bottom:8px;display:flex;align-items:center;gap:10px}
.cat-card h3::before{content:"";width:8px;height:8px;border-radius:3px;background:var(--brand);flex:none}
.cat-card p{font-size:13.5px;color:var(--ink-2);line-height:1.6;margin-bottom:14px;min-height:40px}
.cat-card .cnt{display:inline-block;font-size:12.5px;color:var(--brand);background:var(--brand-soft);padding:4px 12px;border-radius:999px;font-weight:600}

/* ===== 页面头部（分类页 / 分类总览页 / 标签页共用） ===== */
.page-head{padding:34px 0 6px}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--ink-3);margin-bottom:14px}
.crumb a:hover{color:var(--brand)}
.crumb .sep{color:var(--border)}
.page-head h1{font-size:clamp(24px,4vw,32px);font-weight:800;letter-spacing:-.4px;margin-bottom:8px}
.page-head .sub{color:var(--ink-2);font-size:15px;max-width:680px}
.page-head .count{display:inline-block;margin-top:12px;font-size:12.5px;color:var(--brand);background:var(--brand-soft);padding:4px 12px;border-radius:999px;font-weight:600}

/* ===== 标签页专用 ===== */
.tag-cloud{margin:14px 0 0;display:flex;flex-wrap:wrap;gap:8px}
.tag-cloud a{font-size:12.5px;color:var(--ink-2);border:1px solid var(--border);padding:5px 11px;border-radius:999px;background:#fff}
.tag-cloud a:hover{border-color:var(--brand);color:var(--brand)}

/* ===== 详情页专用 ===== */
.d-crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--ink-3);margin:26px 0 4px}
.d-crumb a:hover{color:var(--brand)}
.d-crumb .sep{color:var(--border)}
.d-layout{display:grid;grid-template-columns:1fr 330px;gap:28px;align-items:start;margin:16px 0 8px}
.d-main{min-width:0}
.d-main h1{font-size:clamp(22px,3.4vw,30px);font-weight:800;letter-spacing:-.4px;line-height:1.3;margin-bottom:12px}
.d-meta{display:flex;flex-wrap:wrap;align-items:center;gap:8px 14px;font-size:13px;color:var(--ink-3);margin-bottom:16px}
.d-lead{font-size:15px;line-height:1.75;color:var(--ink-2);background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:16px 18px;margin-bottom:24px}
.d-box{background:var(--surface);border:1px solid var(--border);border-radius:14px;padding:22px 24px;margin-bottom:22px}
.d-box h2{font-size:17px;font-weight:800;margin-bottom:14px;display:flex;align-items:center;gap:8px}
.d-box h2::before{content:"";width:8px;height:8px;border-radius:3px;background:var(--brand);flex:none}
.d-box ul{list-style:none;display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:10px}
.d-box ul li{font-size:14px;color:var(--ink-2);padding-left:22px;position:relative;line-height:1.6}
.d-box ul li::before{content:"";position:absolute;left:4px;top:8px;width:6px;height:6px;border-radius:50%;background:var(--brand)}
.d-stack{display:flex;flex-wrap:wrap;gap:8px}
.s-chip{font-size:12.5px;color:var(--brand);background:var(--brand-soft);padding:5px 12px;border-radius:999px;font-weight:600}
pre.tree{background:#f7f7f8;border:1px solid var(--border);border-radius:10px;padding:16px 18px;font-size:12.5px;line-height:1.7;overflow-x:auto;color:#3c4043;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace}
.d-steps{list-style:none;counter-reset:step;display:grid;gap:10px}
.d-steps li{font-size:14px;color:var(--ink-2);line-height:1.6;padding-left:36px;position:relative}
.d-steps li::before{counter-increment:step;content:counter(step);position:absolute;left:0;top:0;width:22px;height:22px;border-radius:7px;background:var(--brand);color:#fff;font-size:12px;font-weight:700;display:flex;align-items:center;justify-content:center}
/* 右侧下载卡 */
.d-side{position:sticky;top:84px;display:flex;flex-direction:column;gap:16px}
.d-card{background:var(--surface);border:1px solid var(--border);border-radius:14px;padding:22px}
.d-card .t{font-size:14px;font-weight:700;margin-bottom:12px}
.d-rows{display:grid;gap:9px;font-size:13.5px;margin-bottom:16px}
.d-row{display:flex;justify-content:space-between;color:var(--ink-2)}
.d-row b{color:var(--ink);font-weight:600}
.dl-big{width:100%;display:flex;align-items:center;justify-content:center;gap:8px;background:var(--brand);color:#fff;border:none;border-radius:10px;padding:13px 0;font-size:15px;font-weight:700;cursor:pointer;transition:filter .15s}
.dl-big:hover{filter:brightness(1.05)}
.dl-tip{font-size:12px;color:var(--ink-3);text-align:center;margin-top:10px;line-height:1.6}
.d-side h3{font-size:15px;font-weight:800;margin-bottom:4px;display:flex;align-items:center;gap:8px}
.d-side h3::before{content:"";width:8px;height:8px;border-radius:3px;background:var(--brand);flex:none}
@media (max-width:900px){
  .d-layout{grid-template-columns:1fr}
  .d-side{position:static}
}

/* ===== CTA ===== */
.cta{background:var(--dark);color:#fff;border-radius:16px;padding:40px 32px;display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap;overflow:hidden;position:relative}
.cta::after{content:"";position:absolute;right:-60px;top:-60px;width:220px;height:220px;border-radius:50%;background:rgba(7,193,96,.18)}
.cta h2{font-size:22px;font-weight:800;margin-bottom:8px}
.cta p{color:#b9c6c1;font-size:14.5px;max-width:520px}
.cta .btn{position:relative;z-index:1;display:inline-flex;align-items:center;gap:8px;background:var(--brand);color:#fff;padding:12px 24px;border-radius:12px;font-weight:700;font-size:15px;min-height:46px;border:none}
.cta .btn:hover{background:var(--brand-dark)}

/* ===== Footer ===== */
.site-footer{background:var(--dark);color:#9fb0a9;font-size:13.5px}
.footer-top{display:grid;grid-template-columns:2fr 1fr 1fr 1.4fr;gap:32px;padding:48px 0 36px}
.footer-brand{display:flex;align-items:center;gap:10px;font-weight:700;color:#fff;font-size:16px;margin-bottom:12px}
.footer-brand .brand-mark{width:28px;height:28px;border-radius:7px}
.footer-desc{line-height:1.7;max-width:300px}
.site-footer h4{color:#fff;font-size:14px;margin-bottom:14px}
.footer-links{list-style:none;display:grid;gap:9px}
.footer-links a:hover{color:#fff}
.footer-seo{margin-top:8px;font-size:12.5px;line-height:1.8;color:#7c8b85}
.footer-bottom{border-top:1px solid rgba(255,255,255,.08);padding:18px 0;display:flex;flex-wrap:wrap;gap:8px 24px;align-items:center;justify-content:space-between;font-size:12.5px;color:#7c8b85}
.footer-bottom a:hover{color:#fff}

/* ===== 二维码弹窗 ===== */
.modal{position:fixed;inset:0;z-index:100;display:none;align-items:center;justify-content:center;padding:20px;background:rgba(15,23,21,.55)}
.modal.open{display:flex}
.modal-box{background:#fff;border-radius:16px;max-width:400px;width:100%;padding:28px 26px 24px;text-align:center;box-shadow:0 24px 64px rgba(0,0,0,.25);animation:pop .22s ease}
@keyframes pop{from{opacity:0;transform:translateY(10px) scale(.97)}to{opacity:1;transform:none}}
.modal-box .m-title{font-size:18px;font-weight:800}
.modal-box .m-sub{font-size:13.5px;color:var(--ink-2);margin:6px 0 18px}
.qr-box{width:200px;height:200px;margin:0 auto;padding:10px;border:1px solid var(--border);border-radius:12px;background:#fff}
.qr-box img,.qr-box svg{width:100%;height:100%}
.modal-box .m-tip{font-size:13px;color:var(--ink-3);margin-top:14px;line-height:1.7}
.modal-box .m-btn{margin-top:18px;width:100%;background:var(--dark);color:#fff;border:none;padding:12px;border-radius:10px;font-size:14px;font-weight:600;min-height:44px}
.modal-box .m-btn:hover{background:#1c2b26}

/* ===== 空态 ===== */
.empty{display:none;text-align:center;padding:48px 0;color:var(--ink-3)}
.empty.show{display:block}
.empty b{display:block;font-size:16px;color:var(--ink-2);margin-bottom:6px}

/* ===== 响应式 ===== */
@media (max-width:900px){
  .main-nav{display:none}
  .nav-toggle{display:inline-flex}
  .main-nav.open{display:block;position:absolute;top:60px;left:0;right:0;background:#fff;border-bottom:1px solid var(--border);padding:12px 20px 16px;box-shadow:var(--shadow)}
  .main-nav.open ul{flex-direction:column;gap:2px}
  .main-nav.open a{padding:12px;border-radius:10px}
  .footer-top{grid-template-columns:1fr 1fr}
}
@media (max-width:640px){
  body{font-size:14.5px}
  /* 窄屏顶栏：品牌字缩小、CTA 收成图标按钮，避免挤成两行 */
  .header-inner{gap:10px}
  .brand{font-size:15px;gap:8px}
  .brand-mark{width:26px;height:26px;border-radius:7px}
  .brand-mark svg{width:16px;height:16px}
  .header-cta{width:42px;height:42px;padding:0;justify-content:center}
  .header-cta .cta-text{display:none}
  .hero{padding:40px 0 36px}
  .stats-grid{grid-template-columns:repeat(2,1fr)}
  .stat{padding:16px 6px}
  .hero-search{flex-direction:column}
  .hero-search .s-btn{width:100%}
  .card-grid{grid-template-columns:repeat(auto-fill,minmax(220px,1fr))}
  .cta{padding:30px 22px}
  .footer-top{grid-template-columns:1fr;gap:24px;padding:36px 0 28px}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;scroll-behavior:auto!important}
}

/* ===== 通用小件（全站共享） ===== */
.sr-only{position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}
.d-tags{display:flex;flex-wrap:wrap;gap:8px;margin:2px 0 18px}
.d-chip{display:inline-block;font-size:12.5px;color:var(--brand);background:var(--brand-soft);padding:4px 12px;border-radius:999px;font-weight:600}
.d-chip.hot{background:#fff3ec;color:#e85d0e}
.d-chip a{color:inherit}
.btn-ghost{background:#fff;color:var(--brand);border:1px solid var(--brand)}
.btn-ghost:hover{background:var(--brand-soft)}

/* ===== 404 专用 ===== */
.notfound{min-height:60vh;display:flex;align-items:center;justify-content:center;text-align:center;padding:80px 0}
.nf-code{font-size:88px;font-weight:800;letter-spacing:2px;color:var(--brand);line-height:1;margin-bottom:12px}
.nf-title{font-size:22px;font-weight:800;margin-bottom:10px}
.nf-desc{color:var(--ink-2);font-size:15px;margin-bottom:28px}
.nf-actions{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}