*{margin:0;padding:0;box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{font-family:"PingFang SC","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;font-size:16px;line-height:1.75;color:#333;background:#f5f6f8}
a{color:#0a6cff;text-decoration:none}
a:hover{color:#e0342c}
img{max-width:100%;height:auto;border:0;display:block}
ul,ol{list-style:none}
h1,h2,h3,h4{font-weight:700;line-height:1.4}
.wrap{max-width:1200px;margin:0 auto;padding:0 16px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 16px}

.topbar{background:#0d1f3c;color:#cdd7e6;font-size:13px;line-height:40px}
.topbar .wrap{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap}
.topbar a{color:#cdd7e6}
.topbar a:hover{color:#fff}
.tb-left span{margin-right:18px}
.tb-right a{margin-left:16px}

.header{background:#fff;border-bottom:1px solid #e6e8ee;position:sticky;top:0;z-index:100}
.header .wrap{display:flex;align-items:center;justify-content:space-between;padding:14px 16px;flex-wrap:wrap}
.logo{display:flex;align-items:center}
.logo .logo-mark{width:44px;height:44px;border-radius:10px;background:linear-gradient(135deg,#e0342c,#f26b1f);color:#fff;display:flex;align-items:center;justify-content:center;font-size:20px;font-weight:800;margin-right:10px;font-family:Arial}
.logo .logo-name{font-size:22px;font-weight:800;color:#0d1f3c}
.logo .logo-name span{color:#e0342c}
.nav ul{display:flex;flex-wrap:wrap}
.nav li{margin:0 6px}
.nav a{display:block;padding:8px 14px;color:#333;font-weight:600;border-radius:6px;transition:.2s}
.nav a:hover,.nav a.active{background:#fdeceb;color:#e0342c}

.search{display:flex;align-items:center;border:1px solid #d9dde6;border-radius:24px;overflow:hidden;background:#fff}
.search input{border:0;outline:0;padding:8px 14px;width:220px;font-size:14px}
.search button{border:0;background:#e0342c;color:#fff;padding:8px 16px;cursor:pointer;font-size:14px}

.hero{position:relative;background:linear-gradient(120deg,#0d1f3c,#16345c);color:#fff;overflow:hidden}
.hero .wrap{position:relative;z-index:2;padding-top:44px;padding-bottom:44px;display:flex;align-items:center;gap:32px;flex-wrap:wrap}
.hero-text{flex:1;min-width:280px}
.hero-text h1{font-size:34px;margin-bottom:12px}
.hero-text h1 em{font-style:normal;color:#ffb03a}
.hero-text p{font-size:16px;color:#c9d6ea;max-width:640px;margin-bottom:20px}
.hero-tags a{display:inline-block;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.25);color:#fff;padding:4px 12px;border-radius:20px;margin:4px 8px 4px 0;font-size:13px}
.hero-tags a:hover{background:rgba(255,255,255,.25)}
.hero-img{flex:0 0 420px;min-width:260px}
.hero-img img{width:100%;border-radius:12px;box-shadow:0 10px 30px rgba(0,0,0,.35)}

.crumbs{background:#fff;border-bottom:1px solid #e6e8ee;font-size:14px;color:#888;padding:10px 0}
.crumbs a{color:#666}
.crumbs a:hover{color:#e0342c}
.crumbs span{margin:0 6px;color:#bbb}

.main{padding:28px 0 40px}
.grid{display:grid;gap:22px}
.g3{grid-template-columns:repeat(3,1fr)}
.g2{grid-template-columns:repeat(2,1fr)}
.col-main{grid-column:span 2}

.section-title{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px;border-bottom:2px solid #e0342c;padding-bottom:10px}
.section-title h2{font-size:22px;color:#0d1f3c}
.section-title h2 i{display:inline-block;width:6px;height:20px;background:#e0342c;border-radius:3px;margin-right:8px;vertical-align:-3px;font-style:normal}
.section-title .more{font-size:14px;color:#888}
.section-title .more:hover{color:#e0342c}

.card{background:#fff;border:1px solid #e6e8ee;border-radius:10px;padding:18px;transition:.2s}
.card:hover{box-shadow:0 6px 18px rgba(0,0,0,.08);border-color:#d0d5e0}

.news-list li{border-bottom:1px dashed #e6e8ee;padding:14px 0}
.news-list li:last-child{border-bottom:0}
.news-list a{display:block;color:#333;font-size:16px;font-weight:600;margin-bottom:4px}
.news-list a:hover{color:#e0342c}
.news-meta{font-size:13px;color:#999}
.news-meta span{margin-right:14px}
.news-tag{display:inline-block;background:#eaf2ff;color:#0a6cff;padding:2px 10px;border-radius:4px;font-size:12px;margin-right:8px}

.faq-item{border:1px solid #e6e8ee;border-radius:10px;background:#fff;margin-bottom:14px;overflow:hidden}
.faq-q{background:#fafbfc;padding:14px 18px;font-weight:600;color:#0d1f3c;display:flex;align-items:center}
.faq-q .num{color:#e0342c;font-weight:800;margin-right:10px;font-size:18px}
.faq-a{padding:14px 18px;color:#555}

.guide-card h3{font-size:18px;margin-bottom:8px;color:#0d1f3c}
.guide-card h3 a{color:#0d1f3c}
.guide-card h3 a:hover{color:#e0342c}
.guide-card p{color:#666;font-size:14px;margin-bottom:10px}

.version-table{width:100%;border-collapse:collapse;background:#fff;border:1px solid #e6e8ee;border-radius:10px;overflow:hidden}
.version-table th,.version-table td{padding:14px 16px;border-bottom:1px solid #eef0f4;text-align:left;font-size:14px}
.version-table th{background:#0d1f3c;color:#fff;font-weight:600}
.version-table tr:last-child td{border-bottom:0}
.version-table tr:hover td{background:#fafbfc}

.article{background:#fff;border:1px solid #e6e8ee;border-radius:12px;padding:30px 28px}
.article h1{font-size:28px;color:#0d1f3c;margin-bottom:12px}
.article .article-meta{color:#999;font-size:14px;margin-bottom:20px;border-bottom:1px solid #eef0f4;padding-bottom:16px}
.article .article-meta span{margin-right:16px}
.article h2{font-size:22px;color:#0d1f3c;margin:26px 0 12px;border-left:4px solid #e0342c;padding-left:12px}
.article h3{font-size:18px;color:#0d1f3c;margin:20px 0 10px}
.article p{margin:12px 0;color:#444;font-size:15.5px}
.article ul,.article ol{margin:12px 0 12px 22px;color:#444}
.article ul li{list-style:disc;margin:6px 0}
.article ol li{list-style:decimal;margin:6px 0}
.article .tips{background:#fff7e6;border-left:4px solid #ffb03a;padding:14px 18px;border-radius:6px;margin:16px 0;font-size:14px;color:#6b5a2e}

.aside{position:sticky;top:80px}
.aside-block{background:#fff;border:1px solid #e6e8ee;border-radius:10px;padding:18px;margin-bottom:20px}
.aside-block h3{font-size:17px;color:#0d1f3c;margin-bottom:12px;padding-bottom:8px;border-bottom:2px solid #e0342c}
.aside-block li{padding:8px 0;border-bottom:1px dashed #eef0f4;font-size:14px}
.aside-block li:last-child{border-bottom:0}
.aside-block a{color:#444}
.aside-block a:hover{color:#e0342c}
.aside-hot li{padding:9px 0;border-bottom:1px dashed #eef0f4;font-size:14px;display:flex;align-items:baseline}
.aside-hot .rank{color:#e0342c;font-weight:800;margin-right:10px}
.aside-hot li:nth-child(-n+3) .rank{color:#ff3b2f}

.tag-cloud a{display:inline-block;background:#f0f2f6;color:#555;padding:5px 12px;border-radius:16px;margin:4px 4px 0 0;font-size:13px}
.tag-cloud a:hover{background:#e0342c;color:#fff}

.footer{background:#0d1f3c;color:#9fb0c8;font-size:14px;padding:36px 0 0}
.footer-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;padding-bottom:24px}
.footer h4{color:#fff;font-size:16px;margin-bottom:12px}
.footer a{color:#9fb0c8;display:block;margin:6px 0}
.footer a:hover{color:#fff}
.footer .copyright{border-top:1px solid rgba(255,255,255,.1);padding:16px 0;text-align:center;font-size:13px;line-height:1.8}

@media (max-width:992px){
  .g3{grid-template-columns:repeat(2,1fr)}
  .grid>.col-main{grid-column:span 2}
  .footer-grid{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:768px){
  .g3,.g2{grid-template-columns:1fr}
  .grid>.col-main{grid-column:span 1}
  .hero-text h1{font-size:26px}
  .hero-img{flex-basis:100%}
  .nav a{padding:6px 8px;font-size:14px}
  .search input{width:120px}
  .footer-grid{grid-template-columns:1fr}
  .article{padding:20px 16px}
  .article h1{font-size:22px}
}