:root{--blue:#2563eb;--ink:#172033;--muted:#667085;--line:#e5e7eb;--bg:#f6f8fb;--card:#fff}

*{box-sizing:border-box}

body{margin:0;color:var(--ink);background:var(--bg);font:15px/1.75 -apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei",sans-serif}

a{color:var(--blue);text-decoration:none}

.container{width:min(1120px,calc(100% - 32px));margin:auto}

.site-header{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:5}

.nav{min-height:64px;display:flex;align-items:center;gap:32px}

.brand{font-size:20px;font-weight:800;color:var(--ink)}

.nav nav{display:flex;gap:22px;overflow:auto}

.nav nav a{white-space:nowrap;color:#344054}

.hero{padding:36px 0 20px}

.hero h1{margin:0;font-size:30px}

.hero p{color:var(--muted);max-width:760px}

.article-list,.article-page,.card{background:var(--card);border:1px solid var(--line);border-radius:12px;box-shadow:0 8px 30px rgba(15,23,42,.04)}

.list-item{padding:22px 26px;border-bottom:1px solid var(--line)}

.list-item:last-child{border:0}

.list-item h2{font-size:20px;margin:0 0 8px}

.list-item p{margin:0 0 8px;color:var(--muted)}

time{color:#98a2b3;font-size:13px}

.pagination{display:flex;gap:8px;padding:24px 0}

.pagination a{background:#fff;border:1px solid var(--line);padding:7px 12px;border-radius:7px}

.pagination .active{background:var(--blue);color:#fff}

.article-page{margin:34px 0;padding:34px}

.article-page h1{font-size:32px;line-height:1.35}

.breadcrumb{color:var(--muted);font-size:14px}

.content{margin-top:28px;font-size:17px;line-height:2;overflow-wrap:anywhere}

.content img{display:block;max-width:100%;height:auto;margin:20px auto}

.content a{color:inherit}

.empty{padding:50px;text-align:center;color:var(--muted)}

footer{margin-top:48px;padding:30px 0;background:#fff;border-top:1px solid var(--line);color:var(--muted)}

.adminbody{background:#eef2f7}

.adminbar{display:flex;justify-content:space-between;padding:14px 5%;background:#172033;color:#fff}

.adminbar nav{display:flex;gap:20px}

.adminbar a{color:#dbeafe}

.admin{width:min(1200px,calc(100% - 32px));margin:28px auto}

.admin h1{margin:0 0 20px}

.card{padding:24px;margin-bottom:20px}

.card h2{margin-top:0}

.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-bottom:20px}

.stats div{background:#fff;border:1px solid var(--line);border-radius:10px;padding:20px;color:var(--muted)}

.stats b{display:block;font-size:30px;color:var(--blue)}

form.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}

.wide{grid-column:1/-1}

label{display:flex;flex-direction:column;gap:5px;color:#475467}

input,textarea,select,button{font:inherit;border-radius:7px;border:1px solid #d0d5dd;padding:9px 11px;background:#fff}

textarea{min-height:80px}

button{cursor:pointer;background:var(--blue);border-color:var(--blue);color:#fff;width:max-content}

.inline{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin:12px 0}

.inline input{min-width:280px;flex:1}

table{width:100%;border-collapse:collapse;margin-top:16px}

th,td{text-align:left;padding:11px;border-bottom:1px solid var(--line)}

td button{padding:5px 8px}

.alert{padding:12px 15px;border-radius:8px;margin-bottom:15px}

.alert.ok{background:#ecfdf3;color:#067647}

.alert.error{background:#fef3f2;color:#b42318}

.login{width:min(440px,calc(100% - 32px));margin:10vh auto}

.login form{display:grid;gap:15px}

code{display:block;padding:12px;background:#111827;color:#d1fae5;border-radius:8px;overflow:auto}

@media(max-width:760px){.nav{align-items:flex-start;flex-direction:column;gap:6px;padding:12px 0}

.nav nav{width:100%}

.article-page{padding:20px}

.article-page h1{font-size:25px}

.stats,form.grid{grid-template-columns:1fr}

.wide{grid-column:auto}

.card{overflow:auto}

.adminbar{padding:12px 16px}

}


.home-theme-ink,.home-theme-clean,.home-theme-night{--home-accent:#a67d3d;--home-bg:#eee5d2;--home-panel:#f8f2e7;--home-side:#15171b;--home-text:#312b22;--home-muted:#786e5d;--home-border:#d5c6a8;--home-shadow:0 10px 28px rgba(67,50,24,.08);min-height:100vh;background:var(--home-bg);color:var(--home-text)}
.home-side-nav{position:fixed;z-index:20;inset:0 auto 0 0;width:216px;box-sizing:border-box;padding:18px 13px;background:var(--home-side);box-shadow:8px 0 28px rgba(0,0,0,.08)}
.home-side-brand{display:flex;align-items:center;gap:10px;min-width:0;color:var(--home-text)}
.home-side-nav .home-side-brand{padding:5px 5px 21px;color:#f5efe2}
.home-brand-mark{display:grid;flex:0 0 42px;width:42px;height:42px;place-items:center;border-radius:11px;background:var(--home-accent);color:#fff;font:800 19px/1 "STKaiti","KaiTi",serif}
.home-side-brand b,.home-side-brand small{display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.home-side-brand b{font-size:18px;line-height:1.4}
.home-side-brand small{margin-top:2px;color:var(--home-muted);font-size:11px}
.home-side-nav .home-side-brand small{color:#aaa294}
.home-side-nav nav{display:flex;flex-direction:column;gap:4px}
.home-side-nav nav a{position:relative;padding:10px 12px 10px 29px;border-radius:7px;color:#c7c1b7;font-size:14px}
.home-side-nav nav a:before{position:absolute;left:12px;top:50%;width:5px;height:5px;border:1px solid currentColor;border-radius:50%;content:"";transform:translateY(-50%)}
.home-side-nav nav a:hover,.home-side-nav nav a.active{background:rgba(255,255,255,.08);color:#fff}
.home-mobile-bar{display:none}
.home-directory{box-sizing:border-box;width:calc(100% - 216px);max-width:1760px;margin-left:max(216px,calc(216px + (100vw - 1976px)/2));padding:18px 20px 28px}
.home-category-card{margin-bottom:10px;padding:20px 23px 22px;border:1px solid var(--home-border);border-radius:13px;background:var(--home-panel);box-shadow:var(--home-shadow);scroll-margin-top:16px}
.home-category-card>header{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:15px}
.home-category-card h2{position:relative;margin:0;padding-left:12px;font-size:18px;line-height:1.4}
.home-category-card h2:before{position:absolute;inset:3px auto 3px 0;width:4px;border-radius:2px;background:var(--home-accent);content:""}
.home-category-card>header>a{color:var(--home-muted);font-size:12px}
.home-category-card>header>a:hover{color:var(--home-accent)}
.home-featured-images{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;margin:0 0 10px;padding:0 0 17px;border-bottom:1px solid var(--home-border)}
.home-featured-card{display:block;min-width:0;overflow:hidden;color:var(--home-text)}
.home-featured-media{display:block;overflow:hidden;aspect-ratio:16/9;border-radius:8px;background:var(--home-bg)}
.home-featured-card img{display:block;width:100%;height:100%;object-fit:cover}
.home-featured-card strong{display:-webkit-box;overflow:hidden;-webkit-box-orient:vertical;-webkit-line-clamp:1;margin-top:9px;font-size:14px;line-height:1.5}
.home-featured-card:hover strong{color:var(--home-accent)}
.home-category-links{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));column-gap:34px;row-gap:0}
.home-category-links>a{display:flex;min-width:0;align-items:center;gap:8px;padding:11px 0;color:var(--home-muted);font-size:14px}
.home-category-links>a span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.home-category-links>a:hover,.home-category-links>a:hover span{color:var(--home-accent)}
.home-category-links em{flex:0 0 auto;color:#dc4a35;font:700 10px/1 Arial,sans-serif}
.home-category-empty{grid-column:1/-1;margin:0;padding:12px 0;color:var(--home-muted)}
.home-theme-ink footer,.home-theme-clean footer,.home-theme-night footer{margin-left:216px;border:0;background:transparent;color:var(--home-muted)}
.home-theme-ink footer .container,.home-theme-clean footer .container,.home-theme-night footer .container{width:auto;max-width:none;padding:18px 22px;text-align:center}

.home-theme-clean{--home-accent:#0a8a64;--home-bg:#edf3f2;--home-panel:#fff;--home-side:#f9fcfb;--home-text:#20312c;--home-muted:#697b75;--home-border:#dce7e3;--home-shadow:0 8px 22px rgba(31,67,56,.06)}
.home-theme-clean .home-side-nav{border-right:1px solid var(--home-border)}
.home-theme-clean .home-side-nav .home-side-brand{color:#17312a}
.home-theme-clean .home-side-nav .home-side-brand small{color:#788b84}
.home-theme-clean .home-side-nav nav a{color:#52645e}
.home-theme-clean .home-side-nav nav a:hover,.home-theme-clean .home-side-nav nav a.active{background:#e5f2ed;color:#087655}

.home-theme-night{--home-accent:#a84735;--home-bg:#0c0d0e;--home-panel:#141516;--home-side:#090a0b;--home-text:#e9e3d9;--home-muted:#a79e93;--home-border:#342b27;--home-shadow:0 10px 30px rgba(0,0,0,.22)}
.home-theme-night .home-side-nav{border-right:1px solid #3c2923}
.home-theme-night .home-brand-mark{color:#fae3ce}
.home-theme-night .home-side-nav .home-side-brand{color:#e7d7c4}
.home-theme-night .home-side-nav .home-side-brand small{color:#887e74}
.home-theme-night .home-side-nav nav a{color:#a79e93}
.home-theme-night .home-side-nav nav a:hover,.home-theme-night .home-side-nav nav a.active{background:#211715;color:#dfa071}
.home-theme-night .home-category-card h2{color:#d69b65}
.home-theme-night .home-category-links em{color:#e3634d}

@media(max-width:980px){.home-featured-images,.home-category-links{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:760px){
.home-side-nav{display:none}
.home-mobile-bar{position:sticky;z-index:30;top:0;display:flex;align-items:center;justify-content:space-between;gap:14px;margin:8px;padding:10px 11px;border:1px solid var(--home-border);border-radius:14px;background:var(--home-panel);box-shadow:var(--home-shadow)}
.home-mobile-bar .home-side-brand{flex:1;overflow:hidden}
.home-mobile-menu{position:relative;flex:0 0 auto}
.home-mobile-menu summary{display:grid;width:42px;height:42px;box-sizing:border-box;place-content:center;gap:4px;border:1px solid var(--home-border);border-radius:11px;background:var(--home-bg);cursor:pointer;list-style:none}
.home-mobile-menu summary::-webkit-details-marker{display:none}
.home-mobile-menu summary i{display:block;width:18px;height:2px;border-radius:2px;background:var(--home-text)}
.home-mobile-menu nav{position:absolute;right:0;top:50px;display:grid;width:min(260px,calc(100vw - 30px));max-height:65vh;overflow:auto;padding:8px;border:1px solid var(--home-border);border-radius:12px;background:var(--home-panel);box-shadow:var(--home-shadow)}
.home-mobile-menu nav a{padding:11px 12px;border-bottom:1px solid var(--home-border);color:var(--home-text)}
.home-mobile-menu nav a:last-child{border:0}
.home-directory{width:auto;margin-left:0;padding:3px 8px 18px}
.home-category-card{padding:19px 17px 20px;border-radius:14px}
.home-featured-images{gap:10px;padding-bottom:14px}
.home-featured-media{border-radius:6px}
.home-featured-card strong{-webkit-line-clamp:2;margin-top:7px;font-size:13px}
.home-category-links{grid-template-columns:1fr}
.home-category-links>a{padding:11px 8px}
.home-theme-ink footer,.home-theme-clean footer,.home-theme-night footer{margin-left:0}
}




.theme-content p{margin:0 0 1.35em}.theme-content p:last-child{margin-bottom:0}.theme-content div:not([class])+div:not([class]),.theme-content div:not([class])+p{margin-top:1.35em}
.theme-content .article-step{display:grid;grid-template-columns:42px minmax(0,1fr);gap:14px;align-items:start;margin:20px 0;padding:17px 19px;border:1px solid transparent;border-radius:12px}.theme-content .article-step-number{display:grid;place-items:center;width:36px;height:36px;border-radius:10px;font:800 18px/1 "Microsoft YaHei",sans-serif}.theme-content .article-step-body{min-width:0;line-height:1.9}@media(max-width:600px){.theme-content .article-step{grid-template-columns:34px minmax(0,1fr);gap:10px;padding:14px 13px}.theme-content .article-step-number{width:32px;height:32px;font-size:16px}}
.theme-content .article-qa{display:grid;grid-template-columns:42px minmax(0,1fr);gap:14px;align-items:start;margin:18px 0;padding:17px 19px;border:1px solid transparent;border-radius:12px}.theme-content .article-qa-label{display:grid;place-items:center;width:36px;height:36px;border-radius:50%;font:800 18px/1 "Microsoft YaHei",sans-serif}.theme-content .article-qa-body{min-width:0;line-height:1.9}@media(max-width:600px){.theme-content .article-qa{grid-template-columns:34px minmax(0,1fr);gap:10px;padding:14px 13px}.theme-content .article-qa-label{width:32px;height:32px;font-size:16px}}
.theme-content .article-code{--code-border:#303b4b;--code-head:#202937;--code-bg:#111720;--code-text:#d9e2ef;--code-muted:#9eacc0;--code-accent:#d4a45d;overflow:hidden;margin:24px 0;border:1px solid var(--code-border);border-radius:12px;background:var(--code-bg);box-shadow:0 12px 28px rgba(12,18,28,.16)}.theme-content .article-code-head{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:9px 13px;border-bottom:1px solid var(--code-border);background:var(--code-head)}.theme-content .article-code-label{color:var(--code-accent);font:700 13px/1.4 "Microsoft YaHei",sans-serif;letter-spacing:.04em}.theme-content .article-code-copy{width:auto;padding:5px 10px;border:1px solid var(--code-border);border-radius:6px;background:transparent;color:var(--code-muted);font:12px/1.4 "Microsoft YaHei",sans-serif;cursor:pointer}.theme-content .article-code-copy:hover{border-color:var(--code-accent);color:var(--code-accent)}.theme-content .article-code pre{max-height:520px;margin:0;padding:18px 20px;overflow:auto;background:transparent;color:var(--code-text);white-space:pre;tab-size:4}.theme-content .article-code code{display:block;padding:0;background:transparent;color:inherit;font:14px/1.75 Consolas,"Cascadia Mono","Courier New",monospace}@media(max-width:600px){.theme-content .article-code{margin:19px 0;border-radius:9px}.theme-content .article-code pre{max-height:430px;padding:15px 14px}.theme-content .article-code code{font-size:13px}}
.footer-copy{display:flex;flex-direction:column;gap:3px}.footer-copy small{font-size:12px;font-weight:400;opacity:.78}.footer-meta a{color:inherit;text-decoration:none}.footer-meta a:hover{text-decoration:underline}@media(max-width:600px){footer .container,.theme-footer .theme-shell{align-items:flex-start;flex-direction:column;gap:8px}}
.back-to-top{position:fixed;z-index:80;right:24px;bottom:24px;display:grid;width:48px;height:48px;padding:0;place-items:center;border:1px solid rgba(255,255,255,.18);border-radius:15px;background:rgba(25,29,34,.92);box-shadow:0 10px 28px rgba(0,0,0,.24);color:#fff;cursor:pointer;opacity:0;visibility:hidden;transform:translateY(12px);transition:opacity .2s ease,transform .2s ease,visibility .2s ease,background .2s ease}.back-to-top span{font:500 25px/1 Arial,sans-serif;transform:translateY(-1px)}.back-to-top:hover{background:#a56f2d;transform:translateY(-2px)}.back-to-top:focus-visible{outline:3px solid rgba(196,145,70,.45);outline-offset:3px}.back-to-top.is-visible{opacity:1;visibility:visible;transform:translateY(0)}@media(max-width:600px){.back-to-top{right:14px;bottom:16px;width:44px;height:44px;border-radius:13px}}@media(prefers-reduced-motion:reduce){.back-to-top{transition:none}}