/* ============================================================
   寻路导航 — iOS / 科技风主题
   设计语言：玻璃拟态 + 柔和光晕 + 大圆角卡片 + iOS 蓝主色
   纯 CSS 无依赖，gzip 后约 5KB
   ============================================================ */
:root{
  --primary:#0a84ff;          /* iOS 系统蓝 */
  --primary-d:#0060df;
  --grad:linear-gradient(135deg,#0a84ff,#6e5cff);
  --bg:#f2f4f8;
  --card:rgba(255,255,255,.86);
  --card-solid:#fff;
  --text:#1d1d1f;             /* iOS 深灰 */
  --muted:#6e6e73;            /* iOS 次级灰 */
  --line:rgba(0,0,0,.07);
  --radius:20px;
  --shadow:0 1px 2px rgba(16,24,40,.04),0 8px 24px rgba(16,24,40,.06);
  --shadow-hover:0 2px 6px rgba(10,132,255,.10),0 16px 40px rgba(10,132,255,.14);
  --blur:saturate(180%) blur(20px);
}
*{box-sizing:border-box;margin:0;padding:0}
html{-webkit-text-size-adjust:100%}
body{
  font:15px/1.75 -apple-system,BlinkMacSystemFont,"SF Pro Text","PingFang SC","Helvetica Neue","Microsoft YaHei",sans-serif;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
a{color:var(--text);text-decoration:none;transition:color .18s}
a:hover{color:var(--primary)}
.container{max-width:1120px;margin:0 auto;padding:0 20px}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}

/* ---------- 背景光晕（科技感氛围，fixed 不参与布局） ---------- */
body::before,body::after{
  content:"";position:fixed;z-index:-1;border-radius:50%;filter:blur(90px);opacity:.5;pointer-events:none;
}
body::before{width:520px;height:520px;top:-180px;right:-120px;
  background:radial-gradient(circle,rgba(10,132,255,.20),transparent 65%)}
body::after{width:460px;height:460px;bottom:-160px;left:-140px;
  background:radial-gradient(circle,rgba(110,92,255,.16),transparent 65%)}

/* ---------- 顶栏（iOS 玻璃磨砂导航） ---------- */
.site-header{
  position:sticky;top:0;z-index:9;
  background:rgba(255,255,255,.72);
  -webkit-backdrop-filter:var(--blur);backdrop-filter:var(--blur);
  border-bottom:1px solid var(--line);
}
.header-inner{display:flex;align-items:center;gap:22px;height:64px;flex-wrap:wrap}
.logo{display:flex;align-items:center;gap:10px;font-size:19px;font-weight:700;letter-spacing:-.02em}
.logo-mark{
  display:inline-flex;width:34px;height:34px;color:#fff;border-radius:10px;
  align-items:center;justify-content:center;font-size:17px;
  background:var(--grad);box-shadow:0 4px 12px rgba(10,132,255,.35);
}
.main-nav{display:flex;gap:2px;flex-wrap:wrap}
.main-nav a{padding:7px 13px;border-radius:999px;font-size:14px;font-weight:500;color:var(--muted)}
.main-nav a:hover{color:var(--primary);background:rgba(10,132,255,.08)}
.main-nav a[aria-current=page]{color:#fff;background:var(--grad);box-shadow:0 3px 10px rgba(10,132,255,.3)}
.search-box{margin-left:auto;display:flex}
.search-box input{
  width:200px;padding:8px 14px;border:1px solid var(--line);border-right:0;
  border-radius:999px 0 0 999px;outline:none;font-size:13px;background:rgba(255,255,255,.7);
  transition:border-color .2s,box-shadow .2s;
}
.search-box input:focus{border-color:rgba(10,132,255,.5);box-shadow:0 0 0 4px rgba(10,132,255,.12)}
.search-box button{
  padding:0 18px;border:0;cursor:pointer;font-size:13px;font-weight:600;color:#fff;
  border-radius:0 999px 999px 0;background:var(--grad);
}
.search-box button:hover{filter:brightness(1.06)}

/* ---------- 主区块 ---------- */
main.container{padding:28px 20px 48px}

/* Hero：玻璃大卡 + 渐变标题 */
.hero{
  position:relative;overflow:hidden;
  background:linear-gradient(135deg,rgba(255,255,255,.9),rgba(255,255,255,.55));
  -webkit-backdrop-filter:var(--blur);backdrop-filter:var(--blur);
  border:1px solid rgba(255,255,255,.8);
  border-radius:26px;padding:44px 34px;margin-bottom:24px;
  box-shadow:var(--shadow);
}
.hero::before{
  content:"";position:absolute;top:-60%;right:-10%;width:420px;height:420px;border-radius:50%;
  background:radial-gradient(circle,rgba(10,132,255,.14),transparent 60%);pointer-events:none;
}
.hero h1{
  font-size:30px;line-height:1.35;margin-bottom:12px;letter-spacing:-.02em;
  background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;
}
.lead{color:var(--muted);max-width:70ch}

/* 面板卡片 */
.panel{
  background:var(--card);
  -webkit-backdrop-filter:var(--blur);backdrop-filter:var(--blur);
  border:1px solid rgba(255,255,255,.9);
  border-radius:var(--radius);padding:26px 26px;margin-bottom:22px;
  box-shadow:var(--shadow);
}
.panel h2{font-size:20px;margin-bottom:12px;letter-spacing:-.01em}
.panel h3{font-size:16px;margin:16px 0 6px}
.cat-desc{color:var(--muted);margin-bottom:16px}
.more{margin-top:16px;font-size:14px}
.more a{color:var(--primary);font-weight:600}

/* ---------- 站点卡片（iOS 列表式：logo 在左，名称前置） ---------- */
.site-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:14px}
.site-card{
  display:flex;flex-direction:column;gap:6px;padding:18px;
  background:var(--card-solid);border:1px solid var(--line);border-radius:16px;
  transition:transform .22s cubic-bezier(.2,.8,.2,1),box-shadow .22s,border-color .22s;
}
.site-card:hover{
  transform:translateY(-4px) scale(1.012);
  border-color:rgba(10,132,255,.35);box-shadow:var(--shadow-hover);
}
.site-card .row{display:flex;align-items:center;gap:12px}
/* logo 图片（采集/后台上传） */
.site-card .logo-img{
  width:44px;height:44px;border-radius:12px;object-fit:contain;flex:none;
  background:#fff;border:1px solid var(--line);padding:5px;
}
/* 无 logo 时回退：渐变字母色块 */
.site-card .avatar{
  width:44px;height:44px;flex:none;
  display:flex;align-items:center;justify-content:center;
  font-weight:700;font-size:18px;color:#fff;border-radius:12px;
  background:var(--grad);box-shadow:0 4px 10px rgba(10,132,255,.22);
}
.site-card .avatar.sm{width:30px;height:30px;font-size:14px;border-radius:8px;box-shadow:none}
.site-card .name{font-weight:600;font-size:15px;letter-spacing:-.01em;flex:1;
  overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.site-card .desc{font-size:13px;color:var(--muted);display:-webkit-box;
  -webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.site-card .tags{font-size:12px;color:#8ab4f8}
.site-card.hot{border-color:rgba(10,132,255,.30)}
.site-card.hot::after{
  content:"编辑推荐";align-self:flex-start;margin-top:2px;
  font-size:11px;font-weight:600;color:var(--primary);
  background:rgba(10,132,255,.10);border-radius:999px;padding:2px 10px;
}

/* ---------- 列表 ---------- */
.news-list,.side-list{list-style:none}
.news-list li{display:flex;justify-content:space-between;gap:12px;padding:12px 0;border-bottom:1px dashed var(--line)}
.news-list li:last-child{border-bottom:0}
.news-list time{color:var(--muted);font-size:13px;white-space:nowrap}
.side-list li{padding:10px 0;border-bottom:1px dashed var(--line)}
.side-list li:last-child{border-bottom:0}
.side-list a{display:flex;align-items:center;gap:12px;font-size:14px}
.side-list .logo-img{width:30px;height:30px;border-radius:8px;object-fit:contain;background:#fff;border:1px solid var(--line);padding:4px;flex:none}

/* ---------- 详情页 ---------- */
.breadcrumb{font-size:13px;color:var(--muted);margin-bottom:16px}
.detail-layout{display:grid;grid-template-columns:1fr 300px;gap:22px}
.detail-main h1{font-size:25px;line-height:1.4;margin-bottom:12px;letter-spacing:-.02em}
.entry-bar{
  display:flex;align-items:center;gap:18px;flex-wrap:wrap;
  background:linear-gradient(135deg,rgba(10,132,255,.07),rgba(110,92,255,.06));
  border:1px solid rgba(10,132,255,.14);border-radius:16px;padding:16px 18px;margin:18px 0;
}
.entry-logo{width:52px;height:52px;border-radius:14px;object-fit:contain;background:#fff;border:1px solid var(--line);padding:6px;flex:none}
.btn-primary{
  display:inline-block;color:#fff;padding:11px 26px;border-radius:999px;font-size:15px;font-weight:600;
  background:var(--grad);box-shadow:0 6px 18px rgba(10,132,255,.35);
  transition:transform .2s,box-shadow .2s;
}
.btn-primary:hover{color:#fff;transform:translateY(-2px);box-shadow:0 10px 26px rgba(10,132,255,.45)}
.meta-info{font-size:13px;color:var(--muted)}
.article-body{font-size:15px}
.article-body h2{font-size:19px;margin:24px 0 10px;letter-spacing:-.01em}
.article-body h3{font-size:16px;margin:18px 0 6px}
.article-body p{margin:10px 0}
.article-body ul{margin:10px 0 10px 22px}
.article-body li{margin:5px 0}
.article-body table{width:100%;border-collapse:collapse;margin:14px 0;font-size:14px}
.article-body th,.article-body td{border:1px solid var(--line);padding:9px 12px;text-align:left}
.article-body th{background:rgba(10,132,255,.06)}
.tags-line{margin-top:18px;font-size:13px;color:var(--muted)}

/* ---------- 文章列表 ---------- */
.article-list{list-style:none}
.article-list li{padding:20px 0;border-bottom:1px solid var(--line)}
.article-list li:last-child{border-bottom:0}
.article-list h2{font-size:17px;margin-bottom:6px}
.article-list .summary{color:var(--muted);font-size:14px}
.article-meta{display:flex;gap:16px;font-size:13px;color:var(--muted);margin-top:8px;flex-wrap:wrap}

/* ---------- 分页 / FAQ ---------- */
.pager{display:flex;gap:8px;flex-wrap:wrap;margin-top:22px}
.pager a,.pager .cur{padding:7px 15px;border:1px solid var(--line);border-radius:999px;font-size:14px;background:#fff}
.pager a:hover{border-color:rgba(10,132,255,.4);color:var(--primary)}
.pager .cur{background:var(--grad);color:#fff;border-color:transparent;box-shadow:0 4px 12px rgba(10,132,255,.3)}
.faq{background:rgba(10,132,255,.04)}

/* ---------- 页脚 ---------- */
.site-footer{
  background:rgba(22,22,26,.96);color:#98989d;padding:34px 0;font-size:13px;line-height:1.9;
  border-top:1px solid rgba(255,255,255,.06);
}
.site-footer a{color:#d1d1d6}
.site-footer a:hover{color:#fff}
.site-footer .eeat{color:#77777c;font-size:12px}
.site-footer .copy{margin-top:6px}

/* ---------- 响应式 ---------- */
@media (max-width:860px){
  .detail-layout{grid-template-columns:1fr}
  .hero{padding:28px 20px;border-radius:20px}
  .hero h1{font-size:22px}
  .search-box{margin-left:0;width:100%}
  .search-box input{flex:1;width:auto}
  .site-grid{grid-template-columns:repeat(auto-fill,minmax(150px,1fr))}
  .panel{padding:20px 18px}
}