:root{--main:#8b0000;--bg:#0d0d0d;--text:#e0e0e0;--card:#161616;--line:#2a2a2a;--maintext:#ff5252}
*{border-radius:0!important;box-sizing:border-box}
body{margin:0;font-family:"Microsoft YaHei",Arial,sans-serif;background:var(--bg);color:var(--text)}
a{text-decoration:none;color:inherit}
h1,h2,h3{font-weight:900;letter-spacing:1px}
.xy-header{background:#000;border-bottom:3px solid var(--main);padding:16px 20px}
.logo-bar{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap}
.logo{color:var(--maintext);font-size:26px;font-weight:900;text-transform:uppercase}
.slogan{font-size:12px;color:#888}
.main-nav ul{display:flex;flex-wrap:wrap;list-style:none;margin:12px 0 0;padding:0}
.main-nav a{color:var(--text);padding:8px 16px;border:1px solid var(--line);margin-right:6px;display:block;font-weight:700}
.main-nav a:hover{border-bottom:3px solid var(--main);color:#fff}
.xy-main,.xy-list,.xy-show{max-width:1100px;margin:0 auto;padding:26px}
.book-shelf h1,.xy-list h1,.xy-show h1{color:#fff;border-bottom:4px solid var(--main);padding-bottom:10px;background:linear-gradient(90deg,rgba(139,0,0,.25),transparent)}
.latest-updates h2,.tldr h2,.faq h2{color:var(--maintext);font-size:19px;border-left:5px solid var(--main);padding-left:10px}
.shelf-list{list-style:none;padding:0;display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
.shelf-list li{background:var(--card);border:1px solid var(--line);padding:12px}
.shelf-list a{display:flex;align-items:center;gap:8px;font-weight:700}
.shelf-list a:hover{border-left:3px solid var(--main);padding-left:6px}
.tag{color:#fff;background:var(--main);padding:2px 6px;font-weight:900;font-size:12px}
.update-list{list-style:none;padding:0;display:grid;grid-template-columns:repeat(5,1fr);gap:14px}
.update-list img{width:100%;height:96px;object-fit:cover;border:2px solid var(--main);filter:grayscale(35%) contrast(115%) brightness(.85)}
.u-title{display:block;font-size:13px;margin-top:6px;font-weight:700}
.u-date{display:block;font-size:11px;color:#888}
.chapter-list{list-style:none;padding-left:0}
.chapter-list li{padding:8px 4px;border-bottom:1px solid var(--line)}
.chapter-list li:hover{border-bottom:1px solid var(--main);background:rgba(139,0,0,.08)}
.chap-i{color:var(--maintext);margin-right:10px;font-weight:900}
.pagination{display:flex;gap:10px;justify-content:center;padding:24px 0}
.pagination a{color:var(--text);border:1px solid var(--line);padding:6px 12px;font-weight:700}
.pagination a:hover{border-color:var(--main);color:#fff}
.byline{color:#888;font-size:13px;border-bottom:1px solid var(--line);padding-bottom:10px}
.tldr{background:var(--card);border-left:5px solid var(--main);padding:16px 20px;margin:18px 0}
.faq details{border:1px solid var(--line);padding:12px;margin-bottom:10px;background:var(--card)}
.faq summary{cursor:pointer;font-weight:700;color:var(--maintext)}
.xy-show article{line-height:1.9}
.chapter-nav{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:12px;border-top:3px solid var(--main);padding-top:16px;margin-top:18px}
.chapter-nav a{color:var(--text);font-weight:700}
.chapter-nav a:hover{color:var(--maintext)}
.nav-toc a{color:var(--maintext);font-weight:900}
aside{margin-top:14px;border-top:1px dashed var(--line);padding-top:12px}
.outbound-pick-2 a{color:var(--maintext);font-weight:700}
.site-footer .outbound-pick a{color:var(--maintext);font-weight:700}
.friend-links{border-top:3px solid var(--main);padding-top:14px}
.friend-links h3{color:var(--maintext)}
.friend-links ul{list-style:none;padding:0;display:flex;flex-wrap:wrap;gap:10px}
.site-footer{background:#000;color:#888;padding:24px;text-align:center;border-top:3px solid var(--main)}
.site-footer a{color:var(--text)}
.copyright{font-size:12px;margin-top:10px}
@media(max-width:768px){.shelf-list,.update-list{grid-template-columns:repeat(2,1fr)}}

/*xzlink*/
.xz-linkzone,.xz-innerlink{margin:24px auto;max-width:1200px;padding:0 12px;box-sizing:border-box}
.xz-linkzone .xz-block,.xz-innerlink .xz-block{margin:14px 0;padding:14px 16px;background:#fafafa;border:1px solid #eaeaea;border-radius:8px}
.xz-h{margin:0 0 10px;padding-left:9px;border-left:4px solid #d33;font-size:16px;line-height:1.2;color:#222;font-weight:700}
.xz-links{display:flex;flex-wrap:wrap;gap:8px 14px}
.xz-links a{display:inline-block;font-size:13px;line-height:1.9;color:#555;text-decoration:none;white-space:nowrap}
.xz-links a:hover{color:#d33;text-decoration:underline}
.xz-links.xz-domain a{color:#2a6fb0}
.xz-links.xz-tag a{padding:2px 10px;background:#f0f2f5;border-radius:12px;color:#666;font-size:12px;line-height:1.6}
.xz-links.xz-tag a:hover{background:#d33;color:#fff}
.xz-list{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:4px 24px}
.xz-list li{position:relative;padding-left:12px;line-height:2;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.xz-list li:before{content:"";position:absolute;left:0;top:50%;width:4px;height:4px;margin-top:-2px;background:#d33;border-radius:50%}
.xz-list li a{color:#444;text-decoration:none;font-size:14px}
.xz-list li a:hover{color:#d33}
@media(max-width:640px){.xz-list{grid-template-columns:1fr}.xz-links a{font-size:12px}}
/*/xzlink*/