:root{
  --page:#fff;
  --surface:#fff;
  --text:#1d1d1f;
  --muted:#6e6e73;
  --faint:#9a9aa1;
  --line:#e8e8ea;
  --line-strong:#d5d5d8;
  --soft:#f7f7f8;
  --accent:#1677ff;
  --content:880px;
  --header-height:64px;
  font-synthesis:none;
}
*{box-sizing:border-box}
html{width:100%;min-height:100%;scroll-behavior:smooth;scroll-padding-top:84px;overflow-x:hidden}
body{width:100%;min-height:100%;margin:0;overflow-x:hidden;background:var(--page);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"SF Pro Text","PingFang SC","Microsoft YaHei",system-ui,sans-serif;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
html.drawer-open,html.drawer-open body{overflow:hidden}
a{color:inherit;text-decoration:none}
button,input,textarea,select{font:inherit}
button{appearance:none}
img,video{max-width:100%}
[v-cloak]{display:none!important}

/* 顶部导航 */
.site-header{position:sticky;top:0;z-index:60;height:var(--header-height);background:rgba(255,255,255,.88);border-bottom:1px solid rgba(232,232,234,.9);backdrop-filter:saturate(180%) blur(18px);-webkit-backdrop-filter:saturate(180%) blur(18px)}
.header-inner{width:min(1120px,calc(100% - 40px));height:100%;margin:0 auto;display:flex;align-items:center;justify-content:space-between;gap:24px}
.site-brand{min-width:0;display:flex;align-items:center;gap:10px;color:var(--text)}
.site-logo{display:block;width:30px;height:30px;object-fit:contain;border:0!important;border-radius:7px;background:transparent!important;box-shadow:none!important}
.site-mark{display:inline-flex;align-items:center;justify-content:center;min-width:24px;max-width:54px;height:30px;padding:0;color:var(--text);font-size:17px;font-weight:800;line-height:1;letter-spacing:-.04em;border:0!important;background:transparent!important;box-shadow:none!important}
.site-brand-text{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:15px;font-weight:700;letter-spacing:-.02em}
.header-actions{display:flex;align-items:center;gap:22px;flex:0 0 auto}
.header-actions a,.directory-button{padding:0;border:0;background:transparent;color:var(--muted);font-size:14px;line-height:40px;cursor:pointer;transition:color .18s ease}
.header-actions a:hover,.directory-button:hover{color:var(--text)}

/* 首页 */
.page-main{width:min(var(--content),calc(100% - 40px));min-height:calc(100vh - 150px);margin:0 auto;padding:64px 0 84px}
.home-intro{padding:22px 0 54px;text-align:center}
.home-intro h1{margin:0;color:var(--text);font-size:clamp(34px,6vw,56px);font-weight:780;line-height:1.08;letter-spacing:-.055em}
.home-intro p{max-width:640px;margin:14px auto 0;color:var(--muted);font-size:15px;line-height:1.8}
.article-index{width:100%}
.index-search{display:flex;align-items:center;gap:14px;margin-bottom:42px;padding-bottom:11px;border-bottom:1px solid var(--line-strong)}
.index-search input{width:100%;height:36px;padding:0;border:0;background:transparent;color:var(--text);font-size:15px;outline:none}
.index-search input::placeholder{color:#a4a4aa}
.index-search span{flex:0 0 auto;color:var(--faint);font-size:12px}
.index-group{margin:0 0 42px}
.index-group>h2{margin:0 0 9px;color:var(--faint);font-size:12px;font-weight:700;line-height:1.4;letter-spacing:.08em}
.index-rows{border-top:1px solid var(--line)}
.article-row{display:flex;align-items:center;justify-content:space-between;gap:28px;min-height:78px;padding:17px 2px;border-bottom:1px solid var(--line);transition:padding .2s ease,color .2s ease,background .2s ease}
.article-row:hover{padding-left:8px;color:#000;background:linear-gradient(90deg,rgba(247,247,248,.9),rgba(255,255,255,0))}
.row-main{min-width:0}
.row-main h3{margin:0;color:var(--text);font-size:16px;font-weight:650;line-height:1.45;letter-spacing:-.02em}
.row-main p{display:-webkit-box;overflow:hidden;-webkit-box-orient:vertical;-webkit-line-clamp:1;margin:5px 0 0;color:var(--muted);font-size:13px;line-height:1.55}
.row-side{display:flex;align-items:center;gap:15px;flex:0 0 auto;color:var(--faint)}
.row-side time{font-size:12px;font-variant-numeric:tabular-nums}
.row-side span{font-size:22px;font-weight:300;line-height:1;transition:transform .2s ease}
.article-row:hover .row-side span{transform:translateX(3px)}
.no-articles,.search-empty{padding:36px 0;color:var(--muted);font-size:14px;text-align:center;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}

/* 文章页 */
.article-wrap{width:100%;max-width:820px;margin:0 auto}
.article-meta{display:flex;align-items:center;flex-wrap:wrap;gap:8px;margin:0 0 19px;color:var(--faint);font-size:12px;line-height:1.5}
.article-meta a{color:var(--muted)}
.article-meta a:hover{color:var(--text)}
.article-title{max-width:760px;margin:0;color:var(--text);font-size:clamp(34px,6vw,52px);font-weight:780;line-height:1.12;letter-spacing:-.052em;text-align:left}
.article-summary{max-width:720px;margin:17px 0 46px;color:var(--muted);font-size:16px;line-height:1.8;text-align:left}
.article-content{max-width:760px;color:#28282a;font-size:16px;line-height:1.9;word-break:break-word;overflow-wrap:anywhere}
.article-content p{margin:0 0 1.25em;white-space:normal}
.article-content h1,.article-content h2,.article-content h3,.article-content h4{max-width:720px;margin-left:0;color:var(--text);font-weight:720;line-height:1.35;letter-spacing:-.035em;scroll-margin-top:84px}
.article-content h1{margin-top:2.1em;margin-bottom:.7em;font-size:30px}
.article-content h2{margin-top:2em;margin-bottom:.65em;font-size:25px}
.article-content h3{margin-top:1.8em;margin-bottom:.6em;font-size:20px}
.article-content h4{margin-top:1.6em;margin-bottom:.55em;font-size:17px}
.article-content ul,.article-content ol{margin:0 0 1.35em;padding-left:1.55em}
.article-content li{margin:.52em 0;padding-left:.12em}
.article-content strong{color:#111}
.article-content hr{margin:34px 0;border:0;border-top:1px solid var(--line)}
.article-content pre{max-width:760px;margin:22px 0;padding:18px 20px;overflow:auto;border:1px solid var(--line);border-radius:10px;background:var(--soft);color:#252528;font:13px/1.75 ui-monospace,SFMono-Regular,Menlo,Consolas,monospace}
.article-content code{padding:2px 5px;border-radius:4px;background:#f1f1f2;color:#333;font:13px/1.55 ui-monospace,SFMono-Regular,Menlo,Consolas,monospace}
.article-content pre code{padding:0;background:transparent}
.article-content a,.article-content .auto-link,.sc-link{color:var(--accent)!important;text-decoration:none!important;word-break:break-all;font-weight:500}
.article-content a:hover,.article-content .auto-link:hover{text-decoration:underline!important;text-underline-offset:3px}
.article-content img,.sc-image,.sc-time-img{display:block!important;width:auto!important;max-width:min(100%,560px)!important;max-height:560px!important;margin:16px 0 22px!important;border:0!important;border-radius:8px!important;background:#f6f6f7!important;box-shadow:none!important;object-fit:contain!important;cursor:zoom-in}
.sc-video,.sc-audio,.sc-iframe{display:block;width:100%;max-width:760px;margin:22px 0;border:0;border-radius:10px;background:#000;box-shadow:0 0 0 1px var(--line)}
.sc-video{max-height:520px}.sc-audio{background:transparent;box-shadow:none}.sc-iframe{aspect-ratio:16/9}
.sc-gallery{display:grid;grid-template-columns:repeat(var(--cols,3),minmax(0,1fr));gap:10px;max-width:760px;margin:22px 0}
.sc-gallery img{width:100%!important;height:150px!important;max-width:none!important;max-height:none!important;margin:0!important;border:0!important;border-radius:8px!important;background:#f5f5f6;object-fit:cover!important;cursor:zoom-in}
.article-pager{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin-top:72px;padding-top:24px;border-top:1px solid var(--line)}
.article-pager>div:last-child{text-align:right}
.article-pager span{display:block;margin-bottom:6px;color:var(--faint);font-size:11px}
.article-pager a{color:var(--text);font-size:14px;font-weight:600;line-height:1.5}
.article-pager a:hover{color:var(--accent)}

/* 简约短代码 */
.sc-title{scroll-margin-top:84px;color:var(--text)}
.sc-anchor{display:block;position:relative;top:-70px;visibility:hidden}
.sc-anchor-text{display:inline-block;margin:7px 0;color:var(--muted);font-size:13px}
.sc-toc{max-width:720px;margin:28px 0;padding:17px 18px;border:1px solid var(--line);border-radius:10px;background:#fbfbfc}
.sc-toc b{display:block;margin-bottom:9px;color:var(--text);font-size:14px}
.sc-toc a{display:block;padding:4px 0;color:var(--muted)!important;font-size:14px;line-height:1.55;text-decoration:none!important}
.sc-toc a:hover{color:var(--text)!important}.sc-toc a.lv3{padding-left:16px}.sc-toc a.lv4{padding-left:32px;font-size:13px}
.sc-button{display:inline-flex;align-items:center;justify-content:center;min-height:38px;margin:7px 10px 7px 0;padding:8px 15px;border:0;border-radius:8px;background:#1d1d1f;color:#fff!important;font-size:14px;font-weight:650;text-decoration:none!important}
.sc-button.light{background:#f2f2f3!important;color:#1d1d1f!important}.sc-button.primary{background:var(--accent)!important}
.sc-download{display:flex!important;align-items:center;gap:14px;max-width:720px;margin:20px 0;padding:16px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);color:var(--text)!important;text-decoration:none!important}
.sc-download .ico{width:30px;height:30px;display:grid;place-items:center;flex:0 0 auto;border-radius:50%;background:#f1f1f2;color:#333;font-size:17px}
.sc-download b{display:block;font-size:15px}.sc-download em{display:block;margin-top:4px;color:var(--faint);font-size:12px;font-style:normal}
.sc-download:hover b{color:var(--accent)}
.sc-notice,.sc-card,.sc-collapse{max-width:720px;margin:22px 0;padding:15px 17px;border:1px solid var(--line);border-radius:10px;background:#fbfbfc;color:#333}
.sc-notice{border-left:3px solid #a3a3a8}.sc-notice.success{border-left-color:#34a853}.sc-notice.warning{border-left-color:#f0a000}.sc-notice.danger{border-left-color:#e5484d}
.sc-card-title{margin-bottom:7px;color:var(--text);font-weight:700}
.sc-quote{max-width:720px;margin:24px 0;padding:2px 0 2px 17px;border-left:3px solid #d0d0d3;color:#5c5c61}
.sc-collapse summary{cursor:pointer;color:var(--text);font-weight:650}.sc-collapse>div{margin-top:12px;color:#555}
.sc-tag{display:inline-block;margin:2px 5px 2px 0;padding:2px 8px;border:0;border-radius:999px;background:#f1f1f2;color:#4b4b50!important;font-size:12px}
.sc-columns{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;max-width:760px;margin:22px 0}.sc-columns>div{padding-top:12px;border-top:1px solid var(--line)}
.sc-steps{counter-reset:item;max-width:720px;margin:24px 0;padding:0;list-style:none}.sc-steps li{position:relative;margin:0 0 18px;padding:0 0 0 38px}.sc-steps li:before{counter-increment:item;content:counter(item);position:absolute;left:0;top:2px;width:22px;height:22px;display:grid;place-items:center;border-radius:50%;background:#1d1d1f;color:#fff;font-size:11px;font-weight:700}
.sc-timeline{position:relative;max-width:720px;margin:28px 0;padding-left:26px}.sc-timeline:before{content:"";position:absolute;left:5px;top:5px;bottom:4px;width:1px;background:#d8d8db}.sc-timeline-title{margin-bottom:18px;color:var(--text);font-size:18px;font-weight:720}.sc-time-item{position:relative;margin:0 0 27px}.sc-time-item:before{content:"";position:absolute;left:-25px;top:7px;width:9px;height:9px;border:2px solid #fff;border-radius:50%;background:#737379;box-shadow:0 0 0 1px #bdbdc1}.sc-time-date{margin-bottom:5px;color:var(--faint);font-size:12px}.sc-time-title{margin-bottom:8px;color:var(--text);font-size:18px;font-weight:700}.sc-time-text{color:#4d4d52;line-height:1.8}
.sc-tabs{max-width:760px;margin:24px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.sc-tab-head{display:flex;gap:22px;overflow-x:auto}.sc-tab-head button{padding:13px 0;border:0;border-bottom:2px solid transparent;background:transparent;color:var(--muted);cursor:pointer;white-space:nowrap}.sc-tab-head button.on{border-color:var(--text);color:var(--text);font-weight:650}.sc-tab-panel{display:none;padding:18px 0}.sc-tab-panel.on{display:block}.sc-copy{padding:7px 10px;border:1px solid var(--line-strong);border-radius:7px;background:#fff;color:var(--text);cursor:pointer}.sc-hr{border:0;border-top:1px solid var(--line);margin:32px 0}.sc-center{text-align:center}

/* 目录抽屉 */
.drawer-mask{position:fixed;inset:0;z-index:89;background:rgba(22,22,24,.28);opacity:0;pointer-events:none;transition:opacity .22s ease}
.drawer-mask.show{opacity:1;pointer-events:auto}
.directory-drawer{position:fixed;z-index:90;top:0;right:0;width:min(390px,92vw);height:100dvh;padding:0;background:#fff;box-shadow:-20px 0 60px rgba(0,0,0,.12);transform:translateX(102%);transition:transform .24s cubic-bezier(.22,.7,.25,1);overflow:hidden}
.directory-drawer.open{transform:translateX(0)}
.drawer-title{height:72px;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:0 22px;border-bottom:1px solid var(--line)}
.drawer-title b{display:block;font-size:17px}.drawer-title span{display:block;margin-top:3px;color:var(--faint);font-size:11px}.drawer-title button{padding:0;border:0;background:transparent;color:var(--muted);font-size:13px;cursor:pointer}
.drawer-search{padding:16px 22px 4px}.drawer-search input{width:100%;height:42px;padding:0 13px;border:1px solid var(--line);border-radius:9px;background:#fafafa;color:var(--text);outline:none}.drawer-search input:focus{border-color:#b8b8bd;background:#fff}
.drawer-list{height:calc(100dvh - 134px);padding:10px 22px 36px;overflow-y:auto;overscroll-behavior:contain;scrollbar-width:none}.drawer-list::-webkit-scrollbar{display:none}
.drawer-group{margin:20px 0}.drawer-group h3{margin:0 0 8px;color:var(--faint);font-size:11px;font-weight:700;letter-spacing:.08em}.drawer-doc{display:block;padding:9px 0;color:#55555a;font-size:14px;line-height:1.45;border-bottom:1px solid #f2f2f3}.drawer-doc:hover,.drawer-doc.active{color:var(--text);font-weight:650}

/* 图片预览 */
.image-viewer{position:fixed;inset:0;z-index:120;display:flex;align-items:center;justify-content:center;padding:64px 20px 24px;background:rgba(0,0,0,.86)}
.image-viewer img{display:block;width:auto;height:auto;max-width:min(1100px,calc(100vw - 32px));max-height:calc(100dvh - 92px);object-fit:contain;border-radius:8px;background:#fff}
.image-viewer button{position:fixed;top:16px;right:18px;width:38px;height:38px;border:0;border-radius:50%;background:rgba(255,255,255,.95);color:#111;font-size:25px;line-height:1;cursor:pointer}

/* 404 / 页脚 */
.empty-state{max-width:620px;margin:8vh auto 0;text-align:center}.empty-code{margin:0;color:#d0d0d4;font-size:74px;font-weight:800;line-height:1}.empty-state h1{margin:18px 0 10px;font-size:28px}.empty-state p{color:var(--muted);line-height:1.7}.empty-state a{display:inline-block;margin-top:18px;color:var(--accent);font-size:14px}
.site-footer{width:min(var(--content),calc(100% - 40px));margin:0 auto;padding:22px 0 34px;border-top:1px solid var(--line);color:var(--faint);font-size:12px;text-align:center}

/* 后台共用的轻量基础 */
.login-logo,.nav-brand .logo,.logo-preview .logo{border:0!important;background:transparent!important;color:inherit!important;box-shadow:none!important}

@media(max-width:720px){
  :root{--header-height:58px}
  html{scroll-padding-top:72px;scrollbar-width:none}html::-webkit-scrollbar,body::-webkit-scrollbar{display:none;width:0}
  .header-inner{width:calc(100% - 28px);gap:12px}
  .site-brand{gap:7px}.site-logo{width:26px;height:26px;border-radius:6px}.site-mark{min-width:auto;height:26px;font-size:15px}.site-brand-text{max-width:52vw;font-size:14px}
  .header-actions{gap:15px}.header-actions a,.directory-button{font-size:13px}
  .page-main{width:calc(100% - 28px);padding:38px 0 58px}
  .home-intro{padding:10px 0 40px}.home-intro h1{font-size:34px}.home-intro p{margin-top:10px;font-size:14px;line-height:1.7}
  .index-search{margin-bottom:34px}.index-group{margin-bottom:35px}
  .article-row{min-height:70px;gap:12px;padding:15px 0}.article-row:hover{padding-left:0;background:transparent}.row-main h3{font-size:15px}.row-main p{-webkit-line-clamp:2;margin-top:4px;font-size:12px}.row-side{gap:8px}.row-side time{display:none}.row-side span{font-size:19px}
  .article-meta{margin-bottom:16px}.article-title{font-size:32px;line-height:1.16}.article-summary{margin:14px 0 34px;font-size:15px;line-height:1.75}.article-content{font-size:15px;line-height:1.85}.article-content h1{font-size:27px}.article-content h2{font-size:23px}.article-content h3{font-size:19px}
  .article-content img,.sc-image,.sc-time-img{max-width:100%!important;max-height:none!important;margin:13px 0 18px!important;border-radius:7px!important}
  .sc-gallery{grid-template-columns:repeat(2,minmax(0,1fr))!important;gap:7px}.sc-gallery img{height:125px!important}
  .sc-columns{grid-template-columns:1fr}.article-pager{grid-template-columns:1fr;gap:20px;margin-top:54px}.article-pager>div:last-child{text-align:left}
  .directory-drawer{width:100vw;max-width:none}.drawer-title{height:64px;padding:0 18px}.drawer-search{padding:14px 18px 2px}.drawer-list{height:calc(100dvh - 122px);padding:8px 18px 34px}
  .image-viewer{padding:58px 12px 18px}.image-viewer img{max-width:calc(100vw - 24px);max-height:calc(100dvh - 80px)}
  .site-footer{width:calc(100% - 28px)}
}