:root{
  --brand:#c8161d;--brand2:#8a0d12;--gold:#e8b86d;--ink:#222;
  --gray:#6b6b6b;--line:#e5e5e5;--bg:#f6f6f4;--card:#fff;
  --radius:6px;--max:1200px;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;font-family:"Microsoft YaHei","PingFang SC","WenQuanYi Micro Hei",sans-serif;
  color:var(--ink);background:var(--bg);line-height:1.75;font-size:15px}
img{max-width:100%;display:block}
a{color:#333;text-decoration:none;transition:.18s}
a:hover{color:var(--brand)}
ul{list-style:none;padding:0;margin:0}
.container{max-width:var(--max);margin:0 auto;padding:0 16px}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.4}
p{margin:0 0 12px}

/* header */
.site-header{background:#1a1a1a;border-bottom:3px solid var(--brand);position:sticky;top:0;z-index:50}
.head-inner{display:flex;align-items:center;justify-content:space-between;height:64px}
.logo{display:flex;flex-direction:column;line-height:1.1;color:#fff}
.logo-b{font-size:24px;font-weight:800;letter-spacing:.5px}
.logo-b em{color:var(--gold);font-style:normal}
.logo-s{font-size:12px;color:#bbb;letter-spacing:1px}
.top-nav{display:flex;gap:6px}
.top-nav a{padding:8px 14px;color:#ddd;border-radius:var(--radius);font-size:15px}
.top-nav a:hover{background:var(--brand);color:#fff}
.menu-toggle{display:none;background:none;border:1px solid #555;color:#fff;font-size:22px;padding:2px 10px;border-radius:4px;cursor:pointer}

.sub-nav{background:#fff;border-bottom:1px solid var(--line)}
.sub-inner{display:flex;flex-wrap:wrap;gap:4px;padding:8px 16px}
.sub-inner a{padding:6px 16px;font-size:14px;color:var(--gray);border-right:1px solid var(--line)}
.sub-inner a:last-child{border:none}
.sub-inner a:hover{color:var(--brand)}

/* hero */
.hero{background:linear-gradient(135deg,#2a0808 0%,#7a0d11 55%,#c8161d 100%);color:#fff;padding:34px 0}
.hero .container{display:grid;grid-template-columns:1.05fr 1fr;gap:28px;align-items:center}
.hero-txt h2{font-size:30px;margin-bottom:12px}
.hero-txt .lead{color:#ffd9d9;font-size:15px;margin-bottom:18px}
.hero-stats{display:flex;gap:26px;margin-bottom:20px}
.hero-stats b{display:block;font-size:26px;color:var(--gold)}
.hero-stats span{font-size:13px;color:#ffd9d9}
.btn{display:inline-block;background:var(--gold);color:#5a3000;padding:11px 26px;border-radius:30px;font-weight:700;font-size:15px}
.btn:hover{background:#fff;color:var(--brand)}
.hero-list{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.sv-card{background:rgba(255,255,255,.96);color:#333;border-radius:var(--radius);padding:12px 14px;position:relative;box-shadow:0 4px 14px rgba(0,0,0,.12)}
.sv-card h3{font-size:15px;margin-bottom:6px}
.sv-card h3 a{color:#111}
.sv-card .ver{font-size:13px;color:var(--brand);font-weight:700}
.sv-card .time{font-size:12px;color:var(--gray)}
.sv-card .intro{font-size:12.5px;color:#555;margin:6px 0 4px;line-height:1.6}
.sv-card .hot{position:absolute;right:12px;top:12px;font-size:12px;color:var(--gray)}
.sv-card .tag{position:absolute;right:12px;bottom:12px;font-size:11px;padding:2px 8px;border-radius:20px;background:#eee;color:var(--gray)}
.sv-card .tag.on{background:var(--brand);color:#fff}
.sv-card .tag.soon{background:#f0ad4e;color:#fff}

/* sections */
.versions,.articles,.seo-text{padding:30px 0}
.sec-title{font-size:21px;padding-left:12px;border-left:4px solid var(--brand);margin-bottom:18px}
.ver-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.ver-grid li{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:16px}
.ver-grid li:hover{border-color:var(--brand)}
.ver-grid h3{font-size:16px;color:var(--brand);margin-bottom:6px}
.ver-grid p{font-size:13.5px;color:var(--gray);margin:0}

/* article lists */
.art-head{display:flex;align-items:baseline;justify-content:space-between;margin-bottom:16px}
.art-head .sec-title{margin-bottom:0}
.art-head .more{color:var(--brand);font-size:14px}
.art-list{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:6px 20px}
.art-list li{border-bottom:1px dashed var(--line);padding:14px 0}
.art-list li:last-child{border-bottom:none}
.art-list h3{font-size:16.5px;margin-bottom:6px}
.art-list .meta{font-size:12.5px;color:var(--gray)}
.art-list .desc{font-size:14px;color:#555;margin:6px 0 0}
.art-feat{background:#fffaf5;border:1px solid #f3dfc4;border-radius:var(--radius);padding:16px;margin-bottom:6px}

/* seo text */
.seo-text{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:22px 26px}
.seo-text p{color:#555;margin-bottom:12px}
.seo-text p:last-child{margin-bottom:0}

/* list page */
.list-page,.article-page,.server-page,.about-page{padding:28px 0 40px}
.list-head{margin-bottom:20px}
.list-head h1{font-size:26px;color:#111}
.list-head p{color:var(--gray);margin-top:8px;font-size:14px}
.list-ul{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:8px 22px}
.list-item{display:grid;grid-template-columns:90px 1fr;gap:14px;padding:16px 0;border-bottom:1px dashed var(--line)}
.list-item:last-child{border-bottom:none}
.list-item .date{font-size:13px;color:var(--gray);padding-top:3px}
.list-item h3{font-size:17px;margin-bottom:6px}
.list-item .meta{font-size:12.5px;color:var(--gray)}
.list-item .desc{font-size:14px;color:#555;margin:6px 0 0}

/* breadcrumb */
.breadcrumb{font-size:13px;color:var(--gray);padding:14px 16px}
.breadcrumb .sep{margin:0 8px;color:#bbb}
.breadcrumb a:hover{color:var(--brand)}

/* article page */
.art-head{margin-bottom:18px}
.art-head h1{font-size:26px;margin-bottom:10px}
.art-head .meta{font-size:13px;color:var(--gray)}
.art-head .summary{background:#fffaf5;border-left:3px solid var(--gold);padding:10px 14px;color:#666;font-size:14px;margin-top:12px}
.art-body{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:26px 30px;font-size:16px;line-height:1.9}
.art-body p{margin-bottom:16px;color:#333}
.art-body strong{color:var(--brand)}
.art-tags{margin-top:16px}
.art-tags span{display:inline-block;background:#f2f2f2;color:var(--gray);padding:4px 12px;border-radius:20px;font-size:13px;margin-right:8px}
.art-rel{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:16px 20px;margin-top:20px}
.art-rel h3{font-size:16px;margin-bottom:10px;padding-bottom:8px;border-bottom:1px solid var(--line)}
.art-rel li{display:flex;justify-content:space-between;padding:7px 0;border-bottom:1px dashed var(--line)}
.art-rel li:last-child{border-bottom:none}
.art-rel a{font-size:14px}
.art-rel span{font-size:12px;color:var(--gray);flex-shrink:0}

/* server table */
.s-filter{margin-bottom:16px;display:flex;flex-wrap:wrap;gap:8px;align-items:center}
.s-filter span{color:var(--gray);font-size:14px}
.fv{padding:6px 16px;border:1px solid var(--line);background:#fff;border-radius:20px;cursor:pointer;font-size:13.5px;color:#555}
.fv:hover{border-color:var(--brand)}
.fv.active{background:var(--brand);color:#fff;border-color:var(--brand)}
.s-wrap{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);overflow-x:auto}
.s-table{width:100%;border-collapse:collapse;min-width:760px}
.s-table th{background:#fafafa;text-align:left;padding:12px 14px;font-size:13.5px;color:#555;border-bottom:2px solid var(--line)}
.s-table td{padding:12px 14px;border-bottom:1px solid var(--line);font-size:14px}
.s-table tbody tr:hover{background:#fffaf5}
.s-table .c-name{font-weight:700;color:#111}
.s-table .c-stat{font-weight:700}
.s-table .c-stat.on{color:var(--brand)}
.s-table .c-stat.soon{color:#e8902a}
.s-table .c-hot{color:var(--gray)}
.s-table .c-tag em{display:inline-block;background:#f4f4f4;color:#777;font-style:normal;font-size:12px;padding:2px 8px;border-radius:12px;margin-right:4px}

/* about */
.about-body{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:26px 30px}
.about-body h2{font-size:19px;color:var(--brand);margin:20px 0 10px}
.about-body h2:first-child{margin-top:0}
.about-body p{color:#444}
.about-body strong{color:var(--brand2)}
.about-list li{padding:6px 0;color:#444}
.about-list li strong{color:#111}

/* footer */
.site-footer{background:#1a1a1a;color:#bbb;margin-top:30px}
.foot-inner{display:grid;grid-template-columns:repeat(3,1fr);gap:30px;padding:34px 16px}
.foot-col h4{color:#fff;font-size:16px;margin-bottom:12px}
.foot-col ul li{padding:4px 0}
.foot-col a{color:#bbb}
.foot-col a:hover{color:var(--gold)}
.foot-col p{font-size:13.5px;color:#999;line-height:1.8}
.copyright{background:#111;border-top:1px solid #333;padding:16px 0;font-size:13px;color:#888}
.copyright .container{display:flex;justify-content:space-between}
.copyright a{color:#aaa}

/* error */
.error{text-align:center;padding:80px 16px}
.error h1{font-size:72px;color:var(--brand)}
.error a{color:var(--brand);font-weight:700}

@media (max-width:860px){
  .hero .container{grid-template-columns:1fr}
  .hero-list{grid-template-columns:1fr}
  .ver-grid{grid-template-columns:1fr 1fr}
  .foot-inner{grid-template-columns:1fr}
  .hero-txt h2{font-size:24px}
  .top-nav{display:none;position:absolute;top:64px;left:0;right:0;flex-direction:column;background:#1a1a1a;padding:10px}
  .top-nav.open{display:flex}
  .top-nav a{border-bottom:1px solid #333}
  .menu-toggle{display:block}
}
@media (max-width:520px){
  .ver-grid{grid-template-columns:1fr}
  .list-item{grid-template-columns:1fr;gap:4px}
  .copyright .container{flex-direction:column;text-align:center;gap:6px}
}