:root{--font-sans:"PingFang SC","Hiragino Sans GB","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;--font-mono:ui-monospace,"SF Mono","Cascadia Code",Consolas,Menlo,monospace;--page-bg:#f3efff;--side-bg:#f6f7ff;--content-bg:#fff;--title:#000;--text:#0d0d0d;--text-secondary:#aab0c0;--primary:#3b3eff;--primary-strong:#2f2ce0;--btn-plain-bg:#e9ecfe;--btn-plain-bg-hover:#dfe2fe;--side-border:#eeefff;--hairline:#e8e7f4;--code-bg:#f6f7ff;--shadow:#d4ddff;--side-about-label:#9098a7;--side-about-text:#44507b;--sp-2:8px;--sp-3:12px;--sp-4:16px;--sp-6:24px;--sp-8:32px;--sp-12:48px;--sp-16:64px;--color-background:var(--page-bg);--color-card:var(--content-bg);--color-foreground:var(--text);--color-muted:var(--btn-plain-bg);--color-code-bg:var(--code-bg);--color-muted-foreground:var(--text-secondary);--color-border:var(--hairline);--color-primary:var(--primary);--color-on-primary:#fff;--color-secondary:#5b5f80;--color-accent:#3b3eff;--color-accent-text:#3b3eff;--color-destructive:#dc2626;--color-on-destructive:#fff;--color-success:#15803d;--color-ring:#3b3eff}
:root[data-theme=dark]{--page-bg:#080e12;--side-bg:#111324;--content-bg:#161829;--title:#dedede;--text:#a5a9c3;--text-secondary:#aab0bf;--primary:#2b48ff;--primary-strong:#7786e7;--btn-plain-bg:#292c45;--btn-plain-bg-hover:#33365c;--side-border:#1e2036;--hairline:#1e2036;--code-bg:#1e2036;--shadow:#1a1c30;--side-about-label:#8c92b3;--side-about-text:#5b5f80;--color-background:var(--page-bg);--color-card:var(--content-bg);--color-foreground:var(--text);--color-muted:var(--btn-plain-bg);--color-code-bg:var(--code-bg);--color-muted-foreground:var(--text-secondary);--color-border:var(--hairline);--color-primary:var(--primary);--color-on-primary:#fff;--color-secondary:#a5a9c3;--color-accent:#7786e7;--color-accent-text:#7786e7;--color-destructive:#f87171;--color-on-destructive:#000;--color-success:#4ade80;--color-ring:#7786e7}
@media (prefers-color-scheme:dark){:root:not([data-theme]){--page-bg:#080e12;--side-bg:#111324;--content-bg:#161829;--title:#dedede;--text:#a5a9c3;--text-secondary:#aab0bf;--primary:#2b48ff;--primary-strong:#7786e7;--btn-plain-bg:#292c45;--btn-plain-bg-hover:#33365c;--side-border:#1e2036;--hairline:#1e2036;--code-bg:#1e2036;--shadow:#1a1c30;--side-about-label:#8c92b3;--side-about-text:#5b5f80;--color-background:var(--page-bg);--color-card:var(--content-bg);--color-foreground:var(--text);--color-muted:var(--btn-plain-bg);--color-code-bg:var(--code-bg);--color-muted-foreground:var(--text-secondary);--color-border:var(--hairline);--color-primary:var(--primary);--color-on-primary:#fff;--color-secondary:#a5a9c3;--color-accent:#7786e7;--color-accent-text:#7786e7;--color-destructive:#f87171;--color-on-destructive:#000;--color-success:#4ade80;--color-ring:#7786e7}}
*{box-sizing:border-box}
html{background:var(--page-bg);scroll-behavior:smooth}
body{margin:0;background:var(--page-bg);color:var(--text);font:15px/1.7 var(--font-sans);-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
a{color:inherit;text-decoration:none}
a:hover{color:var(--color-accent-text)}
img{max-width:100%;height:auto}
:focus-visible{outline:2px solid var(--color-ring);outline-offset:2px}
button{cursor:pointer;font:inherit}
.muted{color:var(--text-secondary)}
.container{max-width:42rem;margin:0 auto;padding:0 var(--sp-6)}
.shell{display:flex;max-width:1160px;margin:0 auto;min-height:100dvh}
@media (min-width:1024px){.shell{margin-top:56px}}
.sidebar{flex:0 0 264px;width:264px;background:var(--side-bg);min-height:100dvh;padding:24px 16px}
@media (min-width:1024px){.sidebar{position:sticky;top:56px;height:calc(100dvh - 56px);overflow:auto;border-radius:10px 0 0 10px}}
.content-col{flex:1;min-width:0;background:var(--content-bg);min-height:100dvh;display:flex;flex-direction:column}
@media (min-width:1024px){.content-col{border-radius:0 10px 10px 0}}
.side-head{display:flex;align-items:center;justify-content:space-between;gap:8px;padding:4px 8px 18px}
.brand{display:flex;align-items:center;gap:10px;min-width:0}
.brand-mark{width:38px;height:38px;flex:0 0 auto;border-radius:50%;background:var(--primary);color:#fff;display:grid;place-items:center;font-weight:700;font-size:17px}
.brand-name{font-size:16px;font-weight:700;color:var(--title);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.theme-toggle{border:0;background:none;padding:6px;line-height:0;color:var(--title);flex:0 0 auto}
:root[data-theme=dark] .theme-toggle{color:#fff}
.theme-toggle .ic-moon{display:none}
:root[data-theme=dark] .theme-toggle .ic-sun{display:none}
:root[data-theme=dark] .theme-toggle .ic-moon{display:block}
@media (prefers-color-scheme:dark){:root:not([data-theme]) .theme-toggle{color:#dedede}:root:not([data-theme]) .theme-toggle .ic-sun{display:none}:root:not([data-theme]) .theme-toggle .ic-moon{display:block}}
.side-nav{list-style:none;margin:0;padding:16px 4px 20px;border-top:1px solid var(--side-border)}
.nav-item{display:flex;align-items:center;gap:10px;margin-bottom:6px;padding:9px 12px;border-radius:12px;font-size:15px;color:var(--text);transition:background .15s,color .15s,box-shadow .15s}
.nav-item svg{flex:0 0 auto;color:var(--text-secondary)}
.nav-item:hover{background:var(--btn-plain-bg);color:var(--primary);box-shadow:0 8px 18px -8px var(--shadow)}
.nav-item.active{background:var(--primary);color:#fff}
.nav-item.active svg{color:#fff}
.side-about{padding:0 12px}
.side-about-label{font-size:12.5px;color:var(--side-about-label);margin-bottom:8px}
.side-about-text{font-size:13.5px;line-height:1.7;color:var(--side-about-text);margin:0}
.mobile-topbar{display:none}
@media (max-width:1023px){.sidebar{display:none}.content-col{border-radius:0}.mobile-topbar{display:flex;align-items:center;gap:10px;position:sticky;top:0;z-index:20;background:var(--content-bg);padding:10px 14px;border-bottom:1px solid var(--hairline)}.mbrand{display:flex;align-items:center;gap:8px;min-width:0}.mbrand .brand-mark{width:30px;height:30px;font-size:14px}.mbrand .brand-name{font-size:15px}.mnav{display:flex;gap:2px;flex:1;overflow-x:auto;scrollbar-width:none}.mnav::-webkit-scrollbar{display:none}.mnav a{flex:0 0 auto;padding:6px 10px;border-radius:10px;font-size:13.5px;color:var(--text)}.mnav a.active{background:var(--primary);color:#fff}}
.hero{position:relative;height:200px;background:linear-gradient(120deg,#7e91b8,#313c72);overflow:hidden}
.hero-meta{position:absolute;right:40px;bottom:18px;display:flex;align-items:flex-end;gap:12px}
.hero-text span{display:block;text-align:right}
.hero-name{color:#fff;font-size:14px;font-weight:500}
.hero-quote{color:#d6d6d6;font-size:12px;margin-top:2px;max-width:420px}
.hero-avatar{width:56px;height:56px;flex:0 0 auto;border-radius:10px;background:rgba(255,255,255,.16);color:#fff;display:grid;place-items:center;font-size:24px;font-weight:700}
@media (max-width:1023px){.hero{height:160px}.hero-meta{right:16px;bottom:14px}.hero-avatar{width:44px;height:44px;font-size:19px}.hero-quote{max-width:220px}}
.page-main{flex:1;display:flex;flex-direction:column}
.main-inner{flex:1;padding:32px 40px 40px}
@media (max-width:1023px){.main-inner{padding:24px 20px 32px}}
.entry{padding:32px 0;border-bottom:1px solid var(--hairline)}
.entry:first-child{padding-top:0}
.entry-head{display:flex;align-items:center;gap:10px;margin-bottom:12px}
.avatar{width:40px;height:40px;flex:0 0 auto;border-radius:9px;background:var(--primary);color:#fff;display:grid;place-items:center;font-weight:700;font-size:17px}
.avatar.sm{width:32px;height:32px;border-radius:7px;font-size:14px}
.entry-id{display:flex;flex-direction:column;min-width:0}
.entry-name{font-size:15px;font-weight:600;color:var(--title)}
.entry-date{font-size:13px;color:var(--text-secondary)}
.entry-body{padding-left:50px}
@media (max-width:639px){.entry-body{padding-left:0}}
.entry-title{font-size:19px/30px;font-weight:700;margin:0 0 8px;color:var(--title)}
.entry-title a{color:inherit}
.entry-title a:hover{color:var(--color-accent-text);text-decoration:underline;text-underline-offset:3px}
.entry-excerpt{color:var(--text-secondary);margin:0 0 12px;line-height:1.75;font-size:14.5px;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.entry-tags{display:inline-flex;gap:8px;flex-wrap:wrap}
.chip{display:inline-block;font-size:12.5px/18px;background:var(--btn-plain-bg);color:var(--color-secondary);padding:3px 11px;border-radius:999px;transition:background .15s,color .15s}
a.chip:hover{color:var(--primary);background:var(--btn-plain-bg-hover);text-decoration:none}
.chip-lg{font-size:14.5px;padding:7px 16px}
.chip-lg span{margin-left:5px;opacity:.75}
.tag-cloud{display:flex;flex-wrap:wrap;gap:10px}
.page-title{font-size:26px/40px;font-weight:700;margin:0 0 24px;color:var(--title)}
.archive-year h2{font-size:20px/30px;font-weight:700;margin:28px 0 12px;color:var(--title)}
.archive-list{list-style:none;margin:0;padding:0}
.archive-list li{display:flex;gap:16px;padding:10px 0;border-bottom:1px solid var(--hairline);font-size:14.5px}
.archive-list time{flex:0 0 92px;color:var(--text-secondary);font-size:13.5px}
.post-tags{margin-bottom:16px}
.post-title{font-size:30px/42px;font-weight:700;margin:0 0 16px;color:var(--title)}
.post-head{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.post-id{display:flex;flex-direction:column}
.post-author{font-size:14.5px;font-weight:600;color:var(--title)}
.post-date{font-size:13px}
.post-body p{margin:0 0 1.25em}
.post-body h2{font-size:24px/36px;margin:1.5em 0 .75em;color:var(--title)}
.post-body h3{font-size:20px/30px;margin:1.5em 0 .5em;color:var(--title)}
.post-body h2,.post-body h3{font-weight:700}
.post-body a{color:var(--color-accent-text);text-decoration:underline;text-underline-offset:2px}
.post-body ul,.post-body ol{padding-left:1.5em;margin:0 0 1.25em}
.post-body li{margin:.25em 0}
.post-body blockquote{margin:1.25em 0;padding:4px 0 4px 14px;border-left:3px solid var(--primary);color:var(--text-secondary)}
.post-body blockquote p{margin:.5em 0}
.post-body pre{font:14px/24px var(--font-mono);background:var(--code-bg);border:1px solid var(--hairline);border-radius:10px;padding:16px;overflow-x:auto;margin:0 0 1.25em}
.post-body pre code{background:none;padding:0}
.post-body code{font-family:var(--font-mono);font-size:14px;background:var(--btn-plain-bg);padding:1px 5px;border-radius:4px}
.post-body img{width:100%;border-radius:8px}
.post-body table{border-collapse:collapse;margin:0 0 1.25em;width:100%;font-size:14.5px}
.post-body th,.post-body td{border:1px solid var(--hairline);padding:8px 12px;text-align:left}
.post-body th{font-weight:700;background:var(--btn-plain-bg)}
.post-body hr{border:none;border-top:1px solid var(--hairline);margin:32px 0}
.post-nav{margin-top:48px;padding-top:24px;border-top:1px solid var(--hairline);display:flex;gap:32px;flex-wrap:wrap}
.pn-item{display:flex;flex-direction:column;gap:4px}
.pn-item a{font-size:16px;font-weight:600}
.pn-item a:hover{color:var(--color-accent-text);text-decoration:underline}
.pn-next{margin-left:auto;text-align:right}
.notfound{text-align:center;padding:96px 0}
.notfound-code{font-size:96px;line-height:110px;font-weight:800;margin:0;color:var(--primary)}
.empty{text-align:center;padding:48px 0;color:var(--text-secondary)}
.pager{display:flex;gap:6px;justify-content:center;margin-top:32px;font-size:14px}
.pager a{padding:4px 10px;border-radius:8px}
.pager a:hover{background:var(--btn-plain-bg);color:var(--primary)}
.pager-current{font-weight:700;color:#fff;background:var(--primary);padding:4px 10px;border-radius:8px}
.pager-ellipsis{color:var(--text-secondary);padding:4px 2px}
.site-footer{margin-top:48px;padding-top:20px;border-top:1px solid var(--hairline)}
.footer-row{display:flex;justify-content:space-between;gap:12px;font-size:13px;color:var(--text-secondary);flex-wrap:wrap}
.footer-beian{max-width:none;margin:12px auto 0;padding:0;display:flex;justify-content:space-between;flex-wrap:wrap;gap:8px;font-size:13px/20px;color:var(--text-secondary)}
.footer-beian a{text-decoration:none}
.footer-beian a:hover{text-decoration:underline}
.btn{display:inline-flex;align-items:center;justify-content:center;height:40px;padding:0 18px;font-size:14px;font-weight:500;border:1px solid var(--color-primary);border-radius:10px;background:none;color:var(--text);text-decoration:none}
.btn:hover{background:var(--btn-plain-bg)}
.btn-primary{background:var(--color-primary);color:var(--color-on-primary);border-color:var(--color-primary)}
.btn-primary:hover{background:var(--primary-strong)}
.btn-danger-link{color:var(--color-destructive)}
.btn-confirming{background:var(--color-destructive);border-color:var(--color-destructive);color:var(--color-on-destructive)}
.btn-link{font-size:14px;background:none;border:none;padding:0;color:var(--text);text-decoration:none}
.btn-link:hover{color:var(--color-accent-text);text-decoration:underline}
.input{width:100%;height:40px;padding:0 14px;font:14px var(--font-sans);background:var(--color-card);border:1px solid var(--color-border);border-radius:10px;color:var(--text)}
.input:focus{outline:2px solid var(--color-ring);outline-offset:2px}
.input-error{border-color:var(--color-destructive)}
textarea.input{height:auto}
.textarea-sm{min-height:72px;padding:12px;line-height:1.6}
.textarea-body{font:15px/1.6 var(--font-mono);min-height:400px;padding:16px;resize:vertical}
.field{margin-bottom:24px}
.field-label{display:block;font-size:13px/20px;font-weight:500;margin-bottom:8px;color:var(--title)}
.helper{font-size:13px/20px;margin:8px 0 0}
.field-error{display:block;font-size:13px;color:var(--color-destructive);margin-top:8px}
.form-actions{display:flex;gap:12px;justify-content:flex-end;align-items:center;margin-top:32px;flex-wrap:wrap}
.form-actions .inline-form{margin:0}
.inline-form{display:inline}
.ta-r{text-align:right}
.alert,.flash{border:1px solid var(--color-border);border-radius:10px;padding:12px;font-size:14px;margin:16px 0}
.alert{border-left:3px solid var(--color-primary)}
.alert-error{border-left-color:var(--color-destructive);color:var(--color-destructive)}
.flash{border-left:3px solid var(--color-success);margin:0 0 24px}
.login-body{min-height:100dvh;display:grid;place-items:center;padding:16px}
.login-card{width:360px;max-width:100%;background:var(--color-card);border:1px solid var(--color-border);border-radius:14px;padding:24px}
.login-title{font-size:16px;font-weight:700;margin:0 0 24px;color:var(--title)}
.login-btn{width:100%}
.locked{color:var(--text-secondary)}
.admin-topbar{border-bottom:1px solid var(--color-border);background:var(--color-card);position:sticky;top:0;z-index:10}
.topbar-row{min-height:52px;display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;padding:8px 0}
.topbar-title{font-size:14px;font-weight:700;color:var(--title)}
.topbar-actions{display:flex;gap:16px;align-items:center}
body.admin{background:var(--page-bg)}
body.admin .container{max-width:60rem}
.admin-main{padding:24px 0 48px}
.admin-head{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:16px;flex-wrap:wrap}
.admin-head .page-title{margin:0}
.table-wrap{overflow-x:auto;border:1px solid var(--color-border);border-radius:12px;background:var(--color-card)}
.admin-table{width:100%;border-collapse:collapse;font-size:14px}
.admin-table th{font-size:13px/20px;font-weight:500;color:var(--text-secondary);text-align:left;border-bottom:1px solid var(--color-border);padding:10px 14px;white-space:nowrap}
.admin-table td{border-bottom:1px solid var(--color-border);padding:14px;vertical-align:middle}
.admin-table tbody tr:last-child td{border-bottom:none}
.admin-table tbody tr:hover{background:var(--btn-plain-bg)}
.cell-title a{font-weight:500}
.cell-tags{display:flex;gap:8px;flex-wrap:wrap}
.cell-actions{display:flex;gap:12px}
.badge{font-size:12px;display:inline-flex;align-items:center;gap:6px;white-space:nowrap}
.badge .dot{width:6px;height:6px;border-radius:50%;background:var(--color-secondary)}
.badge-published .dot{background:var(--color-success)}
.settings-card{background:var(--color-card);border:1px solid var(--color-border);border-radius:12px;padding:16px;margin-top:32px}
.settings-card summary{cursor:pointer;font-size:14px;font-weight:500}
.settings-form{margin-top:16px}
@media (max-width:639px){.post-title{font-size:24px/34px}.notfound-code{font-size:64px;line-height:76px}.post-nav{flex-direction:column;gap:16px}.pn-next{margin-left:0;text-align:left}.form-actions{flex-direction:column-reverse;align-items:stretch}.form-actions .btn{width:100%}.entry-title{font-size:17px/28px}}
@media (prefers-reduced-motion:reduce){*,*::before,*::after{transition:none!important;animation:none!important}}