/* ============================================================
   拾光集 · 视觉升级版样式
   结构沿用参考站点的聚合门户骨架，视觉语言全面重做：
   品牌 Hero / 杂志式非对称精选栅格 / 卡片悬浮标题 / 悬浮分类标签
   / 考究排版 / 微动效。主色蓝 #1565c0，辅色橙 #ff6a3d（参考原站
   大讲堂 dux 主题的蓝 #007bff + 橙红 #ff5e52 撞色逻辑，优化为更耐看）。
   ============================================================ */

:root{
  --primary:#1565c0;
  --primary-dark:#0d47a1;
  --primary-soft:#e8f0fb;
  --accent:#ff6a3d;
  --accent-soft:#fdeede;
  --bg:#f5f6f8;
  --card:#ffffff;
  --ink:#2b3440;
  --ink-soft:#6b7785;
  --line:#e9ebef;
  --radius:16px;
  --radius-sm:11px;
  --shadow-sm:0 1px 3px rgba(21,101,192,.06);
  --shadow:0 6px 20px rgba(21,101,192,.08);
  --shadow-hover:0 14px 34px rgba(21,101,192,.15);
  --maxw:1180px;
  --font:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--font);background:var(--bg);color:var(--ink);line-height:1.7;
  -webkit-font-smoothing:antialiased;font-size:15px}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
.container{max-width:var(--maxw);margin:0 auto;padding:0 20px}

/* 入场动效 */
.reveal{opacity:0;transform:translateY(14px);animation:fadeUp .6s ease forwards}
/* 验收/打印模式：关掉入场动画，避免截图或打印时元素与图片未就绪 */
.no-anim .reveal{animation:none!important;opacity:1!important;transform:none!important}
@keyframes fadeUp{to{opacity:1;transform:none}}
@media(prefers-reduced-motion:reduce){.reveal{animation:none;opacity:1;transform:none}}

/* ---------- Header ---------- */
.site-header{position:sticky;top:0;z-index:60;background:rgba(255,255,255,.86);
  backdrop-filter:saturate(160%) blur(12px);border-bottom:1px solid var(--line);transition:.3s}
.site-header.scrolled{box-shadow:0 4px 22px rgba(0,0,0,.06)}
.header-inner{max-width:var(--maxw);margin:0 auto;padding:0 20px;display:flex;align-items:center;
  gap:24px;height:66px}
.brand{display:flex;align-items:center;gap:11px;flex-shrink:0}
.brand .logo{display:flex;align-items:center;gap:9px;font-size:23px;font-weight:900;color:var(--primary);letter-spacing:1px}
.brand .logo svg{width:30px;height:30px;flex-shrink:0}
.brand .slogan{font-size:12px;color:var(--ink-soft);border-left:1px solid var(--line);padding-left:11px}
.main-nav{display:flex;gap:2px;flex:1;overflow-x:auto;scrollbar-width:none}
.main-nav::-webkit-scrollbar{display:none}
.main-nav a{padding:9px 15px;border-radius:9px;font-size:15px;font-weight:500;color:var(--ink-soft);
  white-space:nowrap;transition:.2s;position:relative}
.main-nav a:hover{color:var(--primary);background:var(--primary-soft)}
.main-nav a.active{color:#fff;background:var(--primary)}
.nav-toggle{display:none;background:var(--primary-soft);border:none;border-radius:9px;padding:8px 14px;
  font-size:14px;font-weight:600;color:var(--primary);cursor:pointer}

/* ---------- Hero ---------- */
.hero{position:relative;overflow:hidden;color:#fff;
  background:
    radial-gradient(1200px 400px at 12% -10%,rgba(255,106,61,.22),transparent 60%),
    radial-gradient(900px 500px at 100% 120%,rgba(21,101,192,.92),transparent 55%),
    linear-gradient(120deg,#0d47a1,#1565c0 55%,#1e7fd6);
}
.hero__bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:0}
.hero::after{content:"";position:absolute;inset:0;z-index:1;pointer-events:none;
  background:
    linear-gradient(100deg,rgba(5,24,44,.90) 0%,rgba(9,38,68,.78) 42%,rgba(13,71,161,.38) 100%),
    radial-gradient(820px 400px at 90% 6%,rgba(255,106,61,.30),transparent 62%)}
.hero__inner{position:relative;z-index:2;padding:54px 20px 60px;max-width:var(--maxw);margin:0 auto}
.hero__eyebrow{display:inline-block;font-size:13px;font-weight:600;letter-spacing:2px;
  color:#ffd9c7;background:rgba(255,255,255,.14);padding:5px 14px;border-radius:30px;margin-bottom:16px}
.hero__title{font-size:42px;line-height:1.25;font-weight:900;letter-spacing:1px;
  text-shadow:0 2px 18px rgba(0,0,0,.18)}
.hero__sub{margin-top:14px;font-size:16px;max-width:560px;color:rgba(255,255,255,.86)}
.hero__search{margin-top:24px;display:flex;max-width:520px;background:#fff;border-radius:40px;
  padding:6px;box-shadow:0 10px 30px rgba(0,0,0,.18)}
.hero__search input{flex:1;border:none;outline:none;padding:11px 18px;font-size:15px;background:transparent;color:var(--ink)}
.hero__search button{border:none;background:var(--accent);color:#fff;font-weight:700;font-size:15px;
  padding:0 26px;border-radius:30px;cursor:pointer;transition:.2s}
.hero__search button:hover{background:#e85a2f}

/* ---------- 通用区块 ---------- */
.section{margin:38px 0}
.section-head{display:flex;align-items:center;gap:12px;margin-bottom:18px}
.section-head h2{font-size:21px;font-weight:800;color:var(--ink);letter-spacing:.5px;display:flex;align-items:center;gap:10px}
.section-head h2::before{content:"";width:6px;height:20px;border-radius:4px;
  background:linear-gradient(var(--primary),var(--accent))}
.section-head .more{margin-left:auto;font-size:13px;color:var(--ink-soft);font-weight:500;
  padding:6px 12px;border-radius:20px;transition:.2s}
.section-head .more:hover{background:var(--primary-soft);color:var(--primary)}

/* ---------- 热门标签 ---------- */
.tag-cloud{display:flex;flex-wrap:wrap;gap:11px;padding:22px;background:var(--card);
  border-radius:var(--radius);box-shadow:var(--shadow-sm);border:1px solid var(--line)}
.tag-cloud a{background:var(--primary-soft);color:var(--primary-dark);padding:7px 16px;border-radius:30px;
  font-size:13px;font-weight:500;transition:.22s}
.tag-cloud a:hover{background:var(--primary);color:#fff;transform:translateY(-2px);box-shadow:0 6px 14px rgba(15,107,95,.25)}

/* ---------- 头条条 ---------- */
.headline-strip{display:flex;align-items:center;gap:12px;background:linear-gradient(90deg,var(--accent-soft),#fff);
  padding:13px 18px;border-radius:12px;margin:20px 0;font-size:14px;border:1px solid #f3e3cb}
.headline-strip .badge{background:var(--accent);color:#fff;padding:3px 12px;border-radius:8px;font-weight:700;font-size:12px;letter-spacing:1px;flex-shrink:0}
.headline-strip a{color:var(--primary-dark);font-weight:600}
.headline-strip a:hover{color:var(--accent)}

/* ---------- 缩略图（真实照片，object-fit 裁切） ---------- */
.thumb{position:relative;display:flex;align-items:flex-end;color:#fff;overflow:hidden;
  background:linear-gradient(135deg,#16324f 0%,#24537d 55%,#2f6a9c 100%)}
.thumb img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;display:block;
  transition:transform .55s cubic-bezier(.2,.7,.3,1)}
a:hover .thumb img,.f-card:hover .thumb img,.headline-article:hover .thumb img{transform:scale(1.045)}
.thumb::before{content:"";position:absolute;inset:0;z-index:1;pointer-events:none;
  background:linear-gradient(180deg,rgba(0,0,0,0) 45%,rgba(0,0,0,.45) 100%)}
.thumb__glyph{display:none}
.thumb__label{display:none}

/* ---------- 精选图文（杂志式：1 大图 + 4 缩略图） ---------- */
.featured-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));grid-template-rows:repeat(2,auto);gap:16px}
.f-card{background:var(--card);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-sm);
  border:1px solid var(--line);transition:.28s;display:flex;flex-direction:column;position:relative}
.f-card:hover{box-shadow:var(--shadow-hover);transform:translateY(-4px);border-color:transparent}
.f-card .thumb{aspect-ratio:16/10;width:100%}
.f-card--lg{grid-column:span 2;grid-row:span 2}
.f-card--lg .thumb{aspect-ratio:auto;flex:1;min-height:300px}
.f-card .body{padding:14px 15px 16px;display:flex;flex-direction:column;gap:7px}
.f-card .cat-pill{display:inline-block;align-self:flex-start;font-size:11px;font-weight:700;letter-spacing:.5px;color:var(--accent);
  background:var(--accent-soft);padding:3px 10px;border-radius:20px}
.f-card h3{font-size:15px;line-height:1.5;font-weight:700;color:var(--ink);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.f-card--lg h3{font-size:19px}
.f-card:hover h3{color:var(--primary)}

/* ---------- 文章列表 ---------- */
.list-col{background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow-sm);
  border:1px solid var(--line);padding:4px 18px}
.list-row{display:flex;align-items:center;gap:13px;padding:14px 4px;border-bottom:1px solid var(--line);transition:.2s}
.list-row:last-child{border-bottom:none}
.list-row .idx{width:24px;height:24px;flex-shrink:0;background:var(--primary-soft);color:var(--primary);
  border-radius:8px;display:flex;align-items:center;justify-content:center;font-size:12px;font-weight:700;transition:.2s}
.list-row:hover .idx{background:var(--primary);color:#fff}
.list-row .tt{flex:1;font-size:15px;font-weight:500;color:var(--ink);transition:.2s;
  display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;overflow:hidden}
.list-row:hover .tt{color:var(--primary)}
.list-row .date{font-size:12px;color:var(--ink-soft);flex-shrink:0}
.two-col{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:20px}

/* ---------- 频道板块 ---------- */
.channel{scroll-margin-top:80px}
.channel-head{display:flex;align-items:center;gap:12px;margin:6px 0 16px;
  padding-bottom:10px;border-bottom:2px solid var(--line)}
.channel-head h3,.channel-head h1{margin:0;font-size:20px;font-weight:800;color:var(--ink);position:relative}
.channel-head h3::after,.channel-head h1::after{content:"";position:absolute;left:0;bottom:-12px;width:46px;height:3px;
  background:linear-gradient(90deg,var(--primary),var(--accent));border-radius:3px}
.channel-head .enter{margin-left:auto;font-size:13px;font-weight:600;color:var(--ink-soft);
  padding:7px 14px;border-radius:20px;transition:.2s}
.channel-head .enter:hover{background:var(--primary-soft);color:var(--primary)}

.channel-body{display:grid;grid-template-columns:1.22fr 1fr;gap:22px;align-items:start}
.headline-article{position:relative;background:var(--card);border-radius:var(--radius);overflow:hidden;
  box-shadow:var(--shadow);border:1px solid var(--line);transition:.28s;display:flex;flex-direction:column}
.headline-article:hover{box-shadow:var(--shadow-hover);transform:translateY(-3px)}
.headline-article .thumb{width:100%;aspect-ratio:16/11}
.headline-article .thumb__label{display:none}
.headline-article .cat-float{position:absolute;top:12px;left:12px;z-index:2;background:rgba(255,255,255,.92);
  color:var(--primary-dark);font-size:12px;font-weight:700;padding:4px 12px;border-radius:20px;backdrop-filter:blur(4px)}
.headline-article .scrim{position:absolute;left:0;right:0;bottom:0;z-index:1;
  padding:34px 18px 16px;background:linear-gradient(transparent,rgba(0,0,0,.62))}
.headline-article .scrim h3{color:#fff;font-size:19px;font-weight:800;line-height:1.4;text-shadow:0 1px 8px rgba(0,0,0,.3)}
.headline-article .scrim .meta{color:rgba(255,255,255,.8);font-size:12px;font-weight:600;margin-top:6px}

.sub-list .list-row .tt{font-size:14px}
.hot-rec{margin-top:20px}
.hot-rec .sub-title{font-size:14px;font-weight:700;color:var(--ink);margin-bottom:12px;
  display:flex;align-items:center;gap:8px}
.hot-rec .sub-title::before{content:"";width:4px;height:15px;border-radius:3px;background:var(--accent)}
.hot-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
.hot-item{background:var(--card);border-radius:var(--radius-sm);overflow:hidden;box-shadow:var(--shadow-sm);
  border:1px solid var(--line);transition:.24s;display:flex;flex-direction:row;align-items:center;gap:10px;padding:8px}
.hot-item:hover{box-shadow:var(--shadow-hover);transform:translateY(-3px)}
.hot-item .thumb{width:70px;height:70px;flex:none;border-radius:9px}
.hot-item .thumb__label{display:none}
.hot-item .t{font-size:12.5px;font-weight:600;line-height:1.45;color:var(--ink);padding-right:4px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.hot-item:hover .t{color:var(--primary)}

/* ---------- 文章详情 ---------- */
.article-wrap{max-width:820px;margin:34px auto}
.breadcrumb{font-size:13px;color:var(--ink-soft);margin-bottom:16px;font-weight:500}
.breadcrumb a:hover{color:var(--primary)}
.article-card{background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow);padding:36px 42px;border:1px solid var(--line)}
.article-card .cat-tag{display:inline-block;background:var(--accent-soft);color:var(--accent);
  font-size:12px;font-weight:700;padding:4px 14px;border-radius:30px}
.article-card h1{font-size:30px;line-height:1.4;margin:16px 0 12px;font-weight:900;letter-spacing:.3px}
.article-card .meta{font-size:13px;color:var(--ink-soft);padding-bottom:20px;border-bottom:1px solid var(--line);margin-bottom:24px;font-weight:500}
.article-card .content p{margin-bottom:18px;font-size:16.5px;color:#2c3531}
.article-card .content h2{font-size:21px;margin:28px 0 12px;color:var(--primary);font-weight:700}
.article-card .content blockquote{background:var(--primary-soft);border-left:4px solid var(--primary);
  padding:14px 18px;border-radius:0 10px 10px 0;color:var(--primary-dark);margin:20px 0;font-size:15px;font-weight:500}
.back-home{display:inline-block;margin-top:26px;color:var(--primary);font-weight:600}
.back-home:hover{text-decoration:underline}

/* ---------- 页脚 ---------- */
.site-footer{background:linear-gradient(160deg,#0d47a1,#1565c0);color:#d8e6f7;margin-top:56px;padding:42px 0 26px}
.footer-inner{max-width:var(--maxw);margin:0 auto;padding:0 20px;display:grid;grid-template-columns:2fr 1fr 1fr;gap:34px}
.footer-inner h4{color:#fff;font-size:15px;margin-bottom:14px;font-weight:700}
.footer-inner a{display:block;color:#bcd6d0;font-size:13.5px;padding:5px 0;transition:.2s}
.footer-inner a:hover{color:#fff;transform:translateX(3px)}
.footer-brand .logo{color:#fff;font-size:22px;font-weight:900;display:flex;align-items:center;gap:9px}
.footer-brand p{font-size:13.5px;margin-top:10px;line-height:1.8;color:#aecbc4;max-width:380px}
.footer-bottom{border-top:1px solid rgba(255,255,255,.14);margin-top:28px;padding-top:18px;
  text-align:center;font-size:12px;color:#93b8b0;line-height:1.9}
.footer-credit{font-size:11.5px;color:rgba(147,184,176,.78)}

/* 真实照片统一质感：轻微降饱和 + 提对比，让不同来源的照片观感更一致 */
.thumb img,.qc-cover img,.qh-cover img,.f-card img,.a-cover img,.a-inline img,
.channel-banner img,.topic-cover img,.post-card img{filter:saturate(.96) contrast(1.03)}

/* ---------- 企业库 ---------- */
.qiye-lead{font-size:15px;color:var(--ink-soft);line-height:1.8;max-width:720px;margin-bottom:22px}
.qiye-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}
.qiye-grid--home{grid-template-columns:repeat(4,minmax(0,1fr))}
.qiye-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  padding:0;overflow:hidden;display:flex;flex-direction:column;transition:.28s;box-shadow:var(--shadow-sm)}
.qc-cover{position:relative;aspect-ratio:16/7;overflow:hidden;background:#0d47a1;flex:none}
.qc-cover img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .5s cubic-bezier(.2,.7,.3,1)}
.qiye-card:hover .qc-cover img{transform:scale(1.05)}
.qc-cover::after{content:"";position:absolute;inset:0;pointer-events:none;
  background:linear-gradient(180deg,rgba(6,26,48,0) 42%,rgba(6,26,48,.55) 100%)}
.qc-badge{position:absolute;left:16px;bottom:14px;z-index:2;width:48px;height:48px;border-radius:14px;
  display:flex;align-items:center;justify-content:center;font-size:22px;font-weight:800;color:#fff;
  background:linear-gradient(135deg,var(--primary),var(--accent));border:3px solid #fff;
  box-shadow:0 8px 18px rgba(21,101,192,.26)}
.qc-body{padding:16px 18px 16px;display:flex;flex-direction:column;gap:8px;flex:1}
.qiye-card:hover{box-shadow:var(--shadow-hover);transform:translateY(-4px);border-color:transparent}
.qc-top{display:flex;align-items:center;justify-content:space-between;gap:8px}
.qc-status{font-size:11px;font-weight:700;color:var(--ink-soft);background:var(--primary-soft);padding:2px 9px;border-radius:20px}
.qc-status.on{color:#1f9d6b;background:rgba(31,157,107,.12)}
.qc-industry{font-size:11px;font-weight:600;color:var(--accent);background:var(--accent-soft);padding:2px 9px;border-radius:20px}
.qc-name{font-size:17px;font-weight:700;color:var(--ink);line-height:1.3}
.qc-full{font-size:12px;color:var(--ink-soft);line-height:1.45;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.qc-intro{font-size:13px;color:var(--ink-soft);line-height:1.6;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;min-height:42px}
.qc-foot{display:flex;align-items:center;justify-content:space-between;gap:8px;font-size:12px;color:var(--ink-soft);
  border-top:1px solid var(--line);padding-top:10px;margin-top:2px}
.qc-phone{color:var(--accent);font-weight:600}
/* 企业详情 */
.qiye-detail{padding:0;overflow:hidden}
.qiye-detail .content{padding:22px 28px 4px}
.qiye-detail .back-home{padding:0 28px 28px}
.qh-cover{position:relative;aspect-ratio:16/5;overflow:hidden;background:#0d47a1}
.qh-cover img{width:100%;height:100%;object-fit:cover;display:block}
.qh-cover::after{content:"";position:absolute;inset:0;pointer-events:none;
  background:linear-gradient(180deg,rgba(6,26,48,.05) 30%,rgba(6,26,48,.6) 100%)}
.qh-badge{position:absolute;left:26px;bottom:20px;z-index:3;width:66px;height:66px;border-radius:18px;
  display:flex;align-items:center;justify-content:center;font-size:30px;font-weight:800;color:#fff;
  background:linear-gradient(135deg,var(--primary),var(--accent));border:4px solid #fff;
  box-shadow:0 10px 24px rgba(21,101,192,.28)}
.qiye-hero{position:relative;display:flex;align-items:stretch;justify-content:space-between;gap:24px;
  padding:26px 28px;border-bottom:1px solid var(--line);background:linear-gradient(120deg,#f3f8fd,#fff)}
.qh-main{flex:1;min-width:0;padding-left:0}
.qh-main h1{font-size:28px;font-weight:900;color:var(--ink);letter-spacing:.3px}
.qh-full{font-size:13px;color:var(--ink-soft);margin-top:4px}
.qh-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
.qh-tag{font-size:12px;font-weight:600;color:var(--primary);background:var(--primary-soft);padding:4px 11px;border-radius:20px}
.qh-contact{display:flex;flex-direction:column;gap:10px;justify-content:center;
  background:var(--primary-soft);border-radius:var(--radius-sm);padding:14px 18px;min-width:180px}
.qh-contact div{display:flex;flex-direction:column;gap:2px}
.qh-contact span{font-size:11px;color:var(--ink-soft)}
.qh-contact b{font-size:15px;color:var(--primary);font-weight:700}
.core-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;margin:6px 0 4px}
.core-item{background:var(--bg);border:1px solid var(--line);border-radius:var(--radius-sm);padding:15px 16px}
.core-item h4{font-size:14px;font-weight:700;color:var(--primary);margin-bottom:7px}
.core-item p{font-size:13.5px;color:var(--ink-soft);line-height:1.65}
.biz-table{border:1px solid var(--line);border-radius:var(--radius-sm);overflow:hidden;margin-top:4px}
.biz-row{display:grid;grid-template-columns:150px 1fr;border-bottom:1px solid var(--line)}
.biz-row:last-child{border-bottom:none}
.biz-k{background:var(--bg);color:var(--ink-soft);font-size:13px;font-weight:600;padding:11px 14px;border-right:1px solid var(--line)}
.biz-v{font-size:13.5px;color:var(--ink);padding:11px 14px;line-height:1.6}

/* 企业详情页 · 相关内容（带真实配图） */
.qiye-posts{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin:8px 0 26px}
.qiye-posts .post-card{min-width:0}
.qiye-posts .post-card .body{padding:12px 14px}
.qiye-posts .post-card h3{font-size:14.5px;line-height:1.45;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.qiye-posts .post-card .meta{font-size:11.5px;margin-top:6px}
@media(max-width:900px){.qiye-posts{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:680px){.qiye-posts{grid-template-columns:minmax(0,1fr)}}

/* 文章页 · 相关阅读（卡片带封面） */
.rel-posts{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}
.rel-posts .post-card{min-width:0}
.rel-posts .post-card .body{padding:12px 14px}
.rel-posts .post-card h3{font-size:14px;line-height:1.45;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.rel-posts .post-card .meta{font-size:11.5px;margin-top:6px}
@media(max-width:680px){.rel-posts{grid-template-columns:minmax(0,1fr)}}

/* ---------- GEO 增强板块：热门搜索 ---------- */
.hot-search{display:flex;flex-wrap:wrap;gap:11px;padding:22px;background:var(--card);border-radius:var(--radius);
  box-shadow:var(--shadow-sm);border:1px solid var(--line)}
.hot-search a{display:inline-flex;align-items:center;gap:6px;background:var(--accent-soft);color:#b8431f;
  padding:8px 16px;border-radius:30px;font-size:13.5px;font-weight:600;transition:.22s}
.hot-search a:hover{background:var(--accent);color:#fff;transform:translateY(-2px);box-shadow:0 6px 14px rgba(255,106,61,.3)}
.hs-ico{font-size:12px;opacity:.75}

/* Hero 下的热门搜索 */
.hero__hot{margin-top:16px;display:flex;flex-wrap:wrap;gap:9px}
.hero__hot a{font-size:13px;color:rgba(255,255,255,.92);background:rgba(255,255,255,.14);
  padding:5px 13px;border-radius:20px;transition:.2s}
.hero__hot a:hover{background:#fff;color:var(--primary-dark)}

/* 精选专题 */
.topic-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}
.topic-card{min-width:0;display:flex;gap:16px;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  padding:18px;box-shadow:var(--shadow-sm);transition:.28s}
.topic-card:hover{box-shadow:var(--shadow-hover);transform:translateY(-3px);border-color:transparent}
.topic-cover{width:72px;height:72px;flex-shrink:0;border-radius:16px;overflow:hidden;
  background:linear-gradient(135deg,var(--primary),var(--accent))}
.topic-cover img{width:100%;height:100%;object-fit:cover;display:block}
.topic-body{flex:1;min-width:0}
.topic-body h3{font-size:17px;font-weight:700;color:var(--ink);margin-bottom:4px}
.topic-body p{font-size:13px;color:var(--ink-soft);line-height:1.6;margin-bottom:8px}
.topic-links{display:flex;flex-direction:column;gap:3px}
.topic-links span{font-size:12.5px;color:var(--ink-soft);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}

/* 大家都在问 */
.qa-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
.qa-card{display:flex;flex-direction:column;gap:9px;background:var(--card);border:1px solid var(--line);
  border-radius:var(--radius);padding:18px;box-shadow:var(--shadow-sm);transition:.26s}
.qa-card:hover{box-shadow:var(--shadow-hover);transform:translateY(-3px);border-color:transparent}
.qa-q{font-size:15px;font-weight:700;color:var(--ink);line-height:1.5;display:flex;gap:8px}
.qa-mark{flex-shrink:0;width:22px;height:22px;border-radius:7px;background:var(--primary);color:#fff;
  font-size:12px;font-weight:700;display:flex;align-items:center;justify-content:center;margin-top:1px}
.qa-a{font-size:13px;color:var(--ink-soft);line-height:1.65;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.qa-more{font-size:12px;color:var(--accent);font-weight:600;margin-top:auto}

/* 文章页：作者信息行 / 导语 */
.a-meta{font-size:13px;color:var(--ink-soft);padding-bottom:18px;border-bottom:1px solid var(--line);margin-bottom:22px;font-weight:500}
.article-card .content .a-lead{font-size:17px;color:#2c3531;font-weight:500;line-height:1.8}

/* 核心要点卡 */
.keypoints{background:linear-gradient(135deg,var(--primary-soft),#fff);border:1px solid #d5e3f6;
  border-radius:14px;padding:18px 20px;margin:6px 0 26px}
.keypoints h3{font-size:14px;font-weight:700;color:var(--primary-dark);margin-bottom:10px;display:flex;align-items:center}
.keypoints h3 span::before{content:"";display:inline-block;width:4px;height:14px;border-radius:2px;
  background:var(--accent);margin-right:8px;vertical-align:-2px}
.keypoints ul{list-style:none;display:flex;flex-direction:column;gap:8px}
.keypoints li{position:relative;padding-left:22px;font-size:14.5px;color:var(--ink);line-height:1.65;font-weight:500}
.keypoints li::before{content:"✓";position:absolute;left:0;top:0;color:var(--primary);font-weight:700}

/* FAQ 问答（可折叠，AI 高引用结构） */
.faq-block{margin:30px 0 8px}
.article-card .content .faq-block h2{font-size:21px;color:var(--primary);font-weight:700;margin-bottom:14px}
.faq-item{border:1px solid var(--line);border-radius:12px;margin-bottom:10px;overflow:hidden;background:var(--card)}
.faq-item summary{cursor:pointer;padding:14px 16px;font-size:15px;font-weight:600;color:var(--ink);
  list-style:none;position:relative;padding-right:42px}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";position:absolute;right:16px;top:50%;transform:translateY(-50%);
  font-size:18px;color:var(--ink-soft);font-weight:500}
.faq-item[open] summary::after{content:"–"}
.faq-item[open] summary{color:var(--primary);background:var(--primary-soft)}
.faq-a{padding:14px 16px;font-size:14.5px;color:var(--ink-soft);line-height:1.75;border-top:1px solid var(--line)}

/* 相关标签 */
.a-tags{display:flex;flex-wrap:wrap;align-items:center;gap:9px;margin:24px 0 6px}
.a-tags-label{font-size:12px;color:var(--ink-soft);font-weight:600}
.a-tags a{font-size:12.5px;font-weight:600;color:var(--primary);background:var(--primary-soft);
  padding:5px 13px;border-radius:20px;transition:.2s}
.a-tags a:hover{background:var(--primary);color:#fff}

/* 搜索页 */
.search-bar{display:flex;max-width:640px;background:#fff;border:1px solid var(--line);border-radius:40px;
  padding:6px;box-shadow:var(--shadow-sm);margin-bottom:18px}
.search-bar input{flex:1;border:none;outline:none;padding:11px 18px;font-size:15px;background:transparent;color:var(--ink)}
.search-bar button{border:none;background:var(--accent);color:#fff;font-weight:700;font-size:15px;
  padding:0 26px;border-radius:30px;cursor:pointer;transition:.2s}
.search-bar button:hover{background:#e85a2f}
.search-meta{font-size:14px;color:var(--ink-soft);margin-bottom:16px}
.search-meta b{color:var(--accent)}
.sr-fuzzy{color:var(--ink-soft);font-size:13px;margin-left:4px;opacity:.85}
.search-empty{background:var(--card);border:1px dashed var(--line);border-radius:14px;padding:28px;
  text-align:center;color:var(--ink-soft);font-size:14px}
.sr-cat{font-style:normal;font-size:11px;font-weight:600;color:var(--primary);background:var(--primary-soft);
  padding:2px 8px;border-radius:12px;margin-left:10px;display:inline-block;max-width:240px;
  overflow:hidden;text-overflow:ellipsis;white-space:nowrap;vertical-align:middle}

/* 搜索结果：带封面缩略图，避免结果页出现「无图列表」 */
.sr-list{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow-sm);padding:6px 16px;margin-top:18px}
.sr-row{display:flex;align-items:center;gap:14px;padding:11px 2px;border-bottom:1px solid var(--line);transition:.2s}
.sr-row:last-child{border-bottom:none}
.sr-row .thumb--sm{width:96px;aspect-ratio:4/3;flex-shrink:0;border-radius:10px}
.sr-main{flex:1;min-width:0;display:flex;flex-direction:column;gap:5px}
.sr-main .tt{font-size:15px;font-weight:600;color:var(--ink);line-height:1.45;transition:.2s;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.sr-row:hover .tt{color:var(--primary)}
.sr-sub{font-size:12px;color:var(--ink-soft)}
.sr-idx{font-size:12px;color:var(--ink-soft);flex-shrink:0;font-weight:600}
@media(max-width:680px){
  .sr-row .thumb--sm{width:72px}
  .sr-main .tt{font-size:14px}
}

/* ---------- 图片相关补充（封面 / 横幅 / 标识） ---------- */
.a-cover{margin:18px 0 6px;border-radius:var(--radius-sm);overflow:hidden;background:#12263a;
  box-shadow:0 8px 26px rgba(21,101,192,.14)}
.a-cover img{display:block;width:100%;aspect-ratio:16/9;object-fit:cover}
.a-cover figcaption{font-size:12px;color:var(--ink-soft);padding:9px 14px;background:#f7f9fb;
  border-top:1px solid var(--line)}
.a-inline{margin:24px 0}
.a-inline img{display:block;width:100%;aspect-ratio:12/5;object-fit:cover;border-radius:12px;
  box-shadow:0 6px 18px rgba(21,101,192,.10)}

.channel-banner{position:relative;border-radius:var(--radius);overflow:hidden;margin-bottom:20px;
  min-height:150px;display:flex;align-items:flex-end;background:#0d47a1;box-shadow:var(--shadow-sm)}
.channel-banner img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.channel-banner__txt{position:relative;z-index:1;padding:20px 24px;color:#fff;
  background:linear-gradient(90deg,rgba(6,26,48,.62),rgba(6,26,48,0))}
.channel-banner__txt strong{display:block;font-size:24px;font-weight:800;letter-spacing:1px}
.channel-banner__txt span{font-size:13px;opacity:.85}
.chan-count{font-size:12.5px;color:var(--ink-soft);margin-left:10px;margin-right:auto}

/* ---- 专题页 ---- */
.topic-banner{min-height:230px}
.topic-banner .channel-banner__txt{padding:26px 30px}
.topic-banner .channel-banner__txt strong{font-size:28px}
.topic-lead{font-size:15.5px;color:var(--ink-soft);line-height:1.9;max-width:820px;margin:0 0 20px}
.topic-path{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  padding:18px 22px;margin:22px 0 24px;box-shadow:var(--shadow-sm)}
.topic-path ol{list-style:none;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;margin-top:12px}
.topic-path li{display:flex;gap:10px;align-items:flex-start;font-size:13.5px;color:var(--ink);line-height:1.6}
.topic-path li b{flex-shrink:0;width:22px;height:22px;border-radius:50%;background:var(--primary);
  color:#fff;font-size:12px;font-weight:700;display:grid;place-items:center;margin-top:1px}
.faq-block>h2{font-size:21px;color:var(--primary);font-weight:700;margin-bottom:14px}

/* ---- 关于页 ---- */
.about-hero{margin:-36px -42px 26px;padding:36px 42px 32px;color:#fff;position:relative;overflow:hidden;
  border-radius:var(--radius) var(--radius) 0 0;
  background:radial-gradient(120% 150% at 0% 0%,#1e88e5 0%,#1565c0 46%,#0d47a1 100%)}
.about-hero::after{content:"";position:absolute;right:-70px;top:-70px;width:240px;height:240px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,106,61,.5),rgba(255,106,61,0) 70%)}
.about-hero h1{font-size:28px;font-weight:800;letter-spacing:1px;margin:0 0 10px;position:relative;
  color:#fff;text-shadow:0 2px 10px rgba(0,0,0,.16)}
.about-hero p{font-size:14.5px;line-height:1.85;opacity:.94;max-width:660px;position:relative}
.principle-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;margin:10px 0 24px}
.principle{background:var(--bg);border:1px solid var(--line);border-left:3px solid var(--accent);
  border-radius:10px;padding:14px 16px;display:flex;flex-direction:column;gap:6px}
.principle b{font-size:14px;color:var(--ink);font-weight:700}
.principle span{font-size:13px;color:var(--ink-soft);line-height:1.7}
@media(max-width:680px){
  .about-hero{margin:-22px -18px 20px;padding:26px 20px 24px}
  .about-hero h1{font-size:23px}
  .principle-list{grid-template-columns:minmax(0,1fr)}
}

.qc-head{display:flex;align-items:center;gap:12px;margin-bottom:10px}
.qc-logo{width:52px;height:52px;border-radius:14px;flex-shrink:0;object-fit:cover;
  box-shadow:0 4px 12px rgba(21,101,192,.18)}
.qc-headtxt{min-width:0}
.qh-logo{width:76px;height:76px;border-radius:20px;flex-shrink:0;object-fit:cover;
  box-shadow:0 6px 18px rgba(21,101,192,.22)}

/* ---------- 频道页：宽幅头条 + 卡片网格 ---------- */
.chan-hero{position:relative;display:block;border-radius:var(--radius);overflow:hidden;
  margin-bottom:24px;box-shadow:var(--shadow);background:#12263a}
.chan-hero img{display:block;width:100%;aspect-ratio:21/8;object-fit:cover;
  transition:transform .6s cubic-bezier(.2,.7,.3,1)}
.chan-hero:hover img{transform:scale(1.03)}
.chan-hero__scrim{position:absolute;inset:auto 0 0 0;padding:34px 32px 26px;color:#fff;
  background:linear-gradient(180deg,rgba(6,26,48,0),rgba(6,26,48,.84))}
.chan-hero__scrim h2{font-size:25px;font-weight:800;line-height:1.35;margin:10px 0 7px;
  text-shadow:0 2px 12px rgba(0,0,0,.35)}
.chan-hero__scrim p{font-size:13.5px;opacity:.88;max-width:820px;line-height:1.65}
.chan-hero .cat-float{position:static;display:inline-block}

.post-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}
.post-card{display:flex;flex-direction:column;background:var(--card);border:1px solid var(--line);
  border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-sm);transition:.28s}
.post-card:hover{box-shadow:var(--shadow-hover);transform:translateY(-4px);border-color:transparent}
.post-card .thumb{aspect-ratio:16/10;width:100%}
.post-card .body{padding:14px 16px 16px;display:flex;flex-direction:column;gap:7px;flex:1}
.post-card .cat-pill{align-self:flex-start;font-size:11px;font-weight:700;color:var(--accent);
  background:var(--accent-soft);padding:2px 9px;border-radius:20px}
.post-card h3{font-size:15px;font-weight:700;line-height:1.5;color:var(--ink);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.post-card:hover h3{color:var(--primary)}
.post-card p{font-size:12.5px;color:var(--ink-soft);line-height:1.6;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.post-card .meta{font-size:11.5px;color:var(--ink-soft);margin-top:auto;padding-top:4px}

/* ---------- 响应式 ---------- */
@media(max-width:980px){
  .featured-grid{grid-template-columns:repeat(2,minmax(0,1fr));grid-template-rows:auto}
  .f-card--lg{grid-column:span 2;grid-row:span 1}
  .channel-body{grid-template-columns:minmax(0,1fr)}
  .footer-inner{grid-template-columns:minmax(0,1fr) minmax(0,1fr)}
  .hero__title{font-size:34px}
  .qiye-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .qiye-grid--home{grid-template-columns:repeat(2,minmax(0,1fr))}
  .core-grid{grid-template-columns:minmax(0,1fr)}
  .topic-grid{grid-template-columns:minmax(0,1fr)}
  .qa-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .post-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .topic-path ol{grid-template-columns:minmax(0,1fr)}
  .chan-hero img{aspect-ratio:16/7}
  .chan-hero__scrim h2{font-size:21px}
}
@media(max-width:680px){
  .header-inner{flex-wrap:wrap;height:auto;padding:10px 20px;gap:10px}
  .main-nav{order:3;width:100%;display:none;flex-wrap:wrap;padding-top:6px}
  .main-nav.open{display:flex}
  .nav-toggle{display:block;margin-left:auto}
  .brand .slogan{display:none}
  .hero__inner{padding:40px 20px 44px}
  .hero__title{font-size:27px}
  .featured-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .f-card--lg{grid-column:span 2}
  .two-col{grid-template-columns:minmax(0,1fr)}
  .hot-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-inner{grid-template-columns:minmax(0,1fr)}
  .article-card{padding:22px 18px}
  .article-card h1{font-size:23px}
  .qiye-hero{flex-direction:column;gap:16px;padding:22px 18px}
  .qh-cover{aspect-ratio:16/7}
  .qh-badge{left:18px;width:54px;height:54px;font-size:22px;bottom:14px}
  .qh-contact{flex-direction:row;min-width:0;flex-wrap:wrap}
  .biz-row{grid-template-columns:108px 1fr}
  .qa-grid{grid-template-columns:minmax(0,1fr)}
  .search-bar{max-width:100%}
  .sr-cat{display:none}
  .post-grid{grid-template-columns:minmax(0,1fr)}
  .chan-hero img{aspect-ratio:16/9}
  .chan-hero__scrim{padding:22px 18px 18px}
  .chan-hero__scrim h2{font-size:18px}
  .chan-hero__scrim p{display:none}
  /* 频道/专题标题行在窄屏换行，避免标题被挤压成两行 */
  .channel-head{flex-wrap:wrap;gap:6px}
  .channel-head h3,.channel-head h1{font-size:20px}
  .chan-count{flex-basis:100%;order:3;margin-left:0;margin-right:0}
  .channel-head .enter{order:2;margin-left:auto}
}