:root{--bg:#f6f8fb;--text:#101828;--muted:#5f6c7b;--primary:#1d4ed8;--soft:#eef2ff;--card:#fff;--line:#e6ebf2;--shadow:0 10px 30px rgba(16,24,40,.08)}
*{box-sizing:border-box}
html,body{margin:0;padding:0;font-family:"Segoe UI",PingFang SC,Microsoft YaHei,Arial,sans-serif;background:var(--bg);color:var(--text)}
a{color:inherit;text-decoration:none}
img{max-width:100%;height:auto;display:block}
.siteHeader{position:sticky;top:0;background:#fff;z-index:20;border-bottom:1px solid var(--line);display:flex;gap:20px;align-items:center;padding:16px 24px}
.brand{display:flex;align-items:center;gap:12px;min-width:220px}
.brandLogo{width:44px;height:44px;border-radius:12px}
.brandTitle{font-size:18px;font-weight:700}
.brandSub{font-size:12px;color:var(--muted)}
.navBar{display:flex;gap:10px;flex-wrap:wrap}
.navItem{padding:8px 14px;border-radius:999px;background:#f2f4f8;color:#1f2937;font-size:13px}
.navItem.isActive{background:var(--primary);color:#fff}
.searchBox{margin-left:auto}
.searchInput{padding:10px 14px;border:1px solid var(--line);border-radius:999px;width:260px}
.page{padding:24px}
.hero{display:grid;grid-template-columns:1.1fr .9fr;gap:24px;background:#fff;border-radius:24px;padding:28px;box-shadow:var(--shadow)}
.heroBadge{display:inline-block;background:var(--soft);color:var(--primary);padding:6px 10px;border-radius:999px;font-size:12px}
.hero h1{font-size:34px;margin:12px 0}
.hero p{color:var(--muted);line-height:1.6}
.heroActions{display:flex;gap:12px;margin:16px 0}
.btnPrimary{background:var(--primary);color:#fff;padding:10px 16px;border-radius:12px;display:inline-block}
.btnGhost{background:#fff;border:1px solid var(--line);padding:10px 16px;border-radius:12px}
.heroMeta{display:flex;flex-wrap:wrap;gap:8px;color:#6b7280;font-size:12px}
.heroMedia img{border-radius:18px}
.newsRibbon{margin-top:20px;background:#fff;border-radius:16px;padding:14px 18px;border:1px solid var(--line);display:flex;gap:14px;align-items:center}
.ribbonTitle{background:var(--primary);color:#fff;padding:6px 10px;border-radius:10px;font-size:12px;flex:0 0 auto}
.ribbonTrack{display:flex;gap:18px;overflow:auto;white-space:nowrap}
.ribbonItem{color:#1f2937;font-size:13px;opacity:.85}
.section{margin-top:28px}
.sectionHead h2{margin:0 0 6px 0;font-size:22px}
.sectionHead p{margin:0;color:var(--muted)}
.cardsGrid{margin-top:16px;display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.cardArticle{background:#fff;border-radius:18px;overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow);display:flex;flex-direction:column}
.cardThumb img{width:100%;height:160px;object-fit:contain;background:#f1f5f9}
.cardBody{padding:12px 14px}
.cardTag{font-size:12px;color:var(--primary)}
.cardTitle{font-size:16px;margin:6px 0}
.cardMeta{font-size:12px;color:var(--muted)}
.hotList{margin-top:14px;background:#fff;border-radius:18px;border:1px solid var(--line);padding:8px}
.hotItem{display:grid;grid-template-columns:50px 1fr 160px;gap:10px;padding:10px;border-radius:12px}
.hotItem:hover{background:#f8fafc}
.hotIndex{font-weight:700;color:var(--primary)}
.hotMeta{color:var(--muted);font-size:12px;text-align:right}
.topicGrid{margin-top:16px;display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.topicCard{background:#fff;border:1px solid var(--line);border-radius:18px;overflow:hidden;box-shadow:var(--shadow)}
.topicCard img{height:140px;object-fit:contain;background:#f1f5f9}
.topicBody{padding:12px}
.catGrid{margin-top:16px;display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.catCard{background:#fff;border-radius:18px;overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow)}
.catCard img{height:160px;object-fit:contain;background:#f1f5f9}
.catBody{padding:12px}
.miniGrid{margin-top:14px;display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.miniCard{background:#fff;border:1px solid var(--line);border-radius:14px;padding:12px}
.pageIntro{background:#fff;border-radius:18px;padding:18px;margin-bottom:16px;box-shadow:var(--shadow)}
.listWrap{display:flex;flex-direction:column;gap:16px}
.listItem{display:grid;grid-template-columns:220px 1fr;gap:16px;background:#fff;border-radius:18px;padding:12px;border:1px solid var(--line)}
.listThumb img{height:140px;object-fit:contain;background:#f1f5f9;border-radius:12px}
.listTitle{font-size:18px;font-weight:700;margin:6px 0;display:inline-block}
.listExcerpt{color:var(--muted)}
.listTags span{display:inline-block;background:#f2f4f8;padding:4px 8px;border-radius:999px;font-size:12px;margin-right:6px;margin-top:6px}
.subscribeBox{display:flex;gap:12px;margin-top:10px}
.articleHero{display:grid;grid-template-columns:1.1fr .9fr;gap:20px;background:#fff;border-radius:20px;padding:20px;box-shadow:var(--shadow)}
.articleMeta{color:var(--muted);font-size:12px}
.articleBody{margin-top:20px;background:#fff;border-radius:20px;padding:20px;box-shadow:var(--shadow)}
.articleBody h2{margin-top:0}
.articleFigure img{margin:16px 0;border-radius:14px;object-fit:contain;background:#f1f5f9}
.articleNav{margin-top:16px;display:flex;justify-content:space-between}
.siteFooter{margin-top:40px;background:#fff;border-top:1px solid var(--line);padding:20px 24px;display:flex;flex-wrap:wrap;gap:20px;align-items:center}
.footerBrand{display:flex;gap:12px;align-items:center}
.footerBrand img{width:40px;height:40px;border-radius:12px}
.footerLinks a{margin-right:10px;color:var(--muted)}
.footerCopy{color:#94a3b8;font-size:12px}
@media (max-width:1024px){.hero,.articleHero{grid-template-columns:1fr}.cardsGrid{grid-template-columns:1fr 1fr}.topicGrid,.catGrid{grid-template-columns:1fr 1fr}.miniGrid{grid-template-columns:1fr 1fr}.listItem{grid-template-columns:1fr}.searchInput{width:180px}}
@media (max-width:640px){.siteHeader{flex-direction:column;align-items:flex-start}.navBar{gap:6px}.cardsGrid,.topicGrid,.catGrid,.miniGrid{grid-template-columns:1fr}.hero h1{font-size:26px}.searchInput{width:100%}}