:root{--font-sans:"PingFang SC","Hiragino Sans GB","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;--font-mono:ui-monospace,"SF Mono","Cascadia Code",Consolas,monospace;--page-bg:#F3EFFF;--surface:#FFFFFF;--surface-2:#F6F7FF;--ink:#0D0D0D;--ink-title:#000000;--muted:#5B5F80;--accent:#3B3EFF;--on-accent:#FFFFFF;--accent-soft:#E9ECFE;--accent-text:#3B3EFF;--border:#E3E5F5;--code-bg:#F6F8FA;--destructive:#DC2626;--on-destructive:#FFFFFF;--success:#15803D;--ring:#3B3EFF;--shadow-1:0 1px 2px rgba(13,13,13,.05),0 8px 24px -8px rgba(59,62,255,.12);--shadow-hover:0 2px 4px rgba(13,13,13,.04),0 12px 32px -8px rgba(59,62,255,.22);--radius-card:16px;--radius-pill:12px;--radius-input:10px;--radius-code:12px;--sp-1:4px;--sp-2:8px;--sp-3:12px;--sp-4:16px;--sp-6:24px;--sp-8:32px;--sp-12:48px;--sp-16:64px}
:root[data-theme=dark]{--page-bg:#080E12;--surface:#161829;--surface-2:#111324;--ink:#D8DBE8;--ink-title:#F4F4F5;--muted:#A5A9C3;--accent:#2B48FF;--on-accent:#FFFFFF;--accent-soft:#292C45;--accent-text:#7786E7;--border:#1E2036;--code-bg:#111324;--destructive:#F87171;--on-destructive:#000;--success:#4ADE80;--ring:#7786E7;--shadow-1:0 1px 2px rgba(0,0,0,.4);--shadow-hover:0 12px 32px -8px rgba(0,0,0,.5)}
@media (prefers-color-scheme:dark){:root:not([data-theme]){--page-bg:#080E12;--surface:#161829;--surface-2:#111324;--ink:#D8DBE8;--ink-title:#F4F4F5;--muted:#A5A9C3;--accent:#2B48FF;--on-accent:#FFFFFF;--accent-soft:#292C45;--accent-text:#7786E7;--border:#1E2036;--code-bg:#111324;--destructive:#F87171;--on-destructive:#000;--success:#4ADE80;--ring:#7786E7;--shadow-1:0 1px 2px rgba(0,0,0,.4);--shadow-hover:0 12px 32px -8px rgba(0,0,0,.5)}}
*{box-sizing:border-box}
html{background:var(--page-bg);scroll-behavior:smooth}
body{margin:0;background:var(--page-bg);color:var(--ink);font:16px/1.75 var(--font-sans);-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
img{max-width:100%;height:auto}
:focus-visible{outline:2px solid var(--ring);outline-offset:2px}
button{cursor:pointer;font:inherit}
.muted{color:var(--muted)}
.container{max-width:42rem;margin:0 auto;padding:0 var(--sp-6)}
.shell{display:flex;max-width:960px;margin:40px auto;min-height:calc(100dvh - 80px)}
.sidebar{flex:0 0 240px;width:240px;background:var(--surface-2);border-radius:var(--radius-card) 0 0 var(--radius-card);padding:40px 16px;display:flex;flex-direction:column;min-width:0}
.content-col{flex:1;min-width:0;background:var(--surface);border-radius:0 var(--radius-card) var(--radius-card) 0}
.side-head{display:flex;align-items:center;gap:10px;padding:0 8px 24px}
.side-avatar{width:40px;height:40px;border-radius:50%;object-fit:cover;flex:0 0 auto}
.site-name{flex:1;min-width:0;font-size:18px;font-weight:700;color:var(--ink-title);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.theme-toggle{flex:0 0 auto;width:36px;height:36px;border-radius:999px;border:1px solid var(--border);background:var(--surface);color:var(--ink);display:grid;place-items:center;padding:0;transition:box-shadow .15s,background .15s}
.theme-toggle:hover{background:var(--accent-soft);box-shadow:var(--shadow-hover)}
.theme-toggle .ic-sun{display:none}
:root[data-theme=dark] .theme-toggle .ic-sun{display:block}
:root[data-theme=dark] .theme-toggle .ic-moon{display:none}
@media (prefers-color-scheme:dark){:root:not([data-theme]) .theme-toggle .ic-sun{display:block}:root:not([data-theme]) .theme-toggle .ic-moon{display:none}}
.side-nav{display:flex;flex-direction:column;gap:8px;padding:0 4px}
.nav-pill{display:flex;align-items:center;gap:10px;height:44px;padding:0 14px;border-radius:var(--radius-pill);font-size:14px;font-weight:500;color:var(--ink);transition:background .15s,box-shadow .15s}
.nav-pill svg{flex:0 0 auto;color:var(--muted)}
.nav-pill:hover{background:var(--accent-soft);box-shadow:var(--shadow-hover)}
.nav-pill.active{background:var(--accent);color:var(--on-accent);box-shadow:var(--shadow-1)}
.nav-pill.active svg{color:var(--on-accent)}
.author-card{margin-top:auto;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-pill);padding:16px;display:flex;flex-direction:column;align-items:center;gap:6px}
.author-avatar{width:56px;height:56px;border-radius:50%;object-fit:cover}
.author-name{font-size:14px;font-weight:700;color:var(--ink-title)}
.author-tagline,.author-location{font-size:13px;line-height:20px;text-align:center}
.m-top{display:none}
.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-card);box-shadow:var(--shadow-1)}
.hero{margin-bottom:16px;padding:32px;overflow:hidden}
.hero-image{width:100%;aspect-ratio:16/6;object-fit:cover;border-radius:var(--radius-pill);margin-bottom:16px}
.hero-row{display:flex;align-items:center;gap:14px}
.hero-avatar{width:56px;height:56px;border-radius:50%;object-fit:cover;border:1px solid var(--border);flex:0 0 auto}
.hero-text{min-width:0}
.hero-name{font-size:24px/34px;font-weight:700;color:var(--ink-title);margin:0}
.hero-tagline{font-size:15px/24px;margin:2px 0 0}
.page-main{flex:1;display:flex;flex-direction:column}
.content-inner{flex:1;max-width:42rem;margin:0 auto;padding:32px;width:100%}
.card-list{display:flex;flex-direction:column;gap:16px}
.entry{padding:24px}
@media (prefers-reduced-motion:no-preference){.entry{transition:box-shadow .15s,transform .15s}.entry:hover{box-shadow:var(--shadow-hover);transform:translateY(-2px)}}
.entry-tags{margin-bottom:10px}
.chip{display:inline-block;font-size:12px/16px;border-radius:999px;background:var(--accent-soft);color:var(--accent-text);padding:2px 10px;margin-right:6px}
a.chip:hover{text-decoration:underline}
.chip.chip-more{color:var(--muted);margin-right:0}
.entry-title{font-size:20px/30px;font-weight:700;color:var(--ink-title);margin:0 0 8px}
.entry-title a{color:inherit}
.entry-title a:hover{color:var(--accent-text);text-decoration:underline;text-underline-offset:3px}
.entry-excerpt{font-size:15px/24px;color:var(--muted);margin:0 0 10px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.entry-meta{font-size:13px/20px}
.list-end{font-size:13px/20px;text-align:center;margin:24px 0 0}
.empty-card{padding:40px 24px;text-align:center}
.empty-icon{color:var(--muted);margin-bottom:12px}
.empty-title{font-size:16px;color:var(--muted);margin:0 0 4px}
.empty-hint{font-size:14px;margin:0}
.empty{font-size:16px;margin:0}
.pager{display:flex;gap:4px;justify-content:center;margin-top:24px;flex-wrap:wrap}
.pager a,.pager-current{display:inline-flex;align-items:center;justify-content:center;min-width:44px;height:44px;padding:0 10px;border-radius:var(--radius-pill);font-size:14px}
.pager a{background:var(--surface);border:1px solid var(--border);color:var(--ink)}
.pager a:hover{background:var(--accent-soft)}
.pager-current{background:var(--accent);color:var(--on-accent);box-shadow:var(--shadow-1)}
.pager-ellipsis{color:var(--muted);padding:4px 2px;font-size:14px}
.site-footer{margin-top:40px;padding-top:16px;border-top:1px solid var(--border)}
.footer-row{display:flex;justify-content:space-between;gap:12px;font-size:13px;color:var(--muted);flex-wrap:wrap}
.footer-row a:hover{color:var(--accent-text);text-decoration:underline}
.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(--muted)}
.footer-beian a{text-decoration:none}
.footer-beian a:hover{text-decoration:underline}
.page-title{font-size:24px/36px;font-weight:700;color:var(--ink-title);margin:0 0 20px}
.post-tags{margin-bottom:12px}
.post-title{font-size:32px/44px;font-weight:700;color:var(--ink-title);margin:0 0 10px}
.post-meta{font-size:13px/20px;margin-bottom:24px}
.post-body{font-size:16px/28px;color:var(--ink)}
.post-body p{margin:0 0 1.25em}
.post-body h2{font-size:22px/34px;font-weight:700;margin:1.5em 0 .75em;color:var(--ink-title)}
.post-body h3{font-size:20px/30px;font-weight:700;margin:1.5em 0 .75em;color:var(--ink-title)}
.post-body a{color:var(--ink);text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:2px}
.post-body a:hover{color:var(--accent-text);text-decoration-thickness: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:12px 16px;border-left:3px solid var(--accent);border-radius:var(--radius-pill);background:var(--accent-soft);color:var(--muted)}
.post-body blockquote p{margin:.5em 0}
.post-body pre{font:14px/24px var(--font-mono);background:var(--code-bg);border:1px solid var(--border);border-radius:var(--radius-code);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(--surface-2);padding:2px 6px;border-radius:6px}
.post-body img{border-radius:var(--radius-pill);width:100%}
.post-body table{border-collapse:collapse;margin:0 0 1.25em;width:100%;font-size:14px}
.post-body th,.post-body td{border:1px solid var(--border);padding:8px 12px;text-align:left}
.post-body th{font-weight:700;background:var(--surface-2)}
.post-body hr{border:none;border-top:1px solid var(--border);margin:32px 0}
.post-nav{margin-top:40px;padding-top:24px;border-top:1px solid var(--border);display:grid;grid-template-columns:1fr 1fr;gap:16px}
.pn-item{display:block;padding:16px}
.pn-label{font-size:12px/18px;display:block}
.pn-title{font-size:16px/24px;font-weight:700;color:var(--ink-title);display:block;margin-top:2px}
.pn-next{text-align:right}
@media (prefers-reduced-motion:no-preference){.pn-item{transition:box-shadow .15s}.pn-item:hover{box-shadow:var(--shadow-hover)}}
.archive-year h2{font-size:20px/30px;font-weight:700;color:var(--ink-title);margin:28px 0 12px}
.archive-year:first-child h2{margin-top:0}
.archive-list{list-style:none;margin:0;padding:0}
.archive-list li{display:flex;gap:12px;align-items:baseline;padding:10px 14px;border-radius:var(--radius-pill);margin-bottom:8px;font-size:16px;transition:background .15s}
.archive-list li:hover{background:var(--surface-2)}
.archive-list time{flex:0 0 90px;font-size:13px}
.archive-list a{color:var(--ink)}
.archive-list a:hover{color:var(--accent-text);text-decoration:underline}
.tag-cloud{display:flex;flex-wrap:wrap;gap:12px}
.chip-lg{font-size:14px/20px;padding:6px 14px;margin-right:0}
.chip-lg span{margin-left:5px;opacity:.7}
.about-card{padding:32px;text-align:center}
.about-avatar{width:80px;height:80px;border-radius:50%;object-fit:cover;border:1px solid var(--border);margin:0 auto}
.about-name{font-size:24px/34px;font-weight:700;color:var(--ink-title);margin:12px 0 0}
.about-location{font-size:14px;margin-bottom:20px}
.about-body{font-size:15px/26px;text-align:left;margin-top:20px}
.error-card{max-width:480px;margin:40px auto;padding:48px 32px;text-align:center}
.error-code{font-size:96px;line-height:112px;font-weight:700;color:var(--accent-text);margin:0}
.error-text{font-size:16px;margin:12px 0 24px}
.btn{display:inline-flex;align-items:center;justify-content:center;height:40px;padding:0 16px;font-size:14px;font-weight:500;border:1px solid var(--border);border-radius:var(--radius-pill);background:transparent;color:var(--ink);text-decoration:none;transition:box-shadow .15s,background .15s}
.btn:hover{background:var(--surface-2)}
.btn:active{transform:translateY(1px)}
.btn-primary{background:var(--accent);color:var(--on-accent);border-color:var(--accent)}
.btn-primary:hover{box-shadow:var(--shadow-hover)}
.btn-danger-link{color:var(--destructive)}
.btn-confirming{background:var(--destructive);border-color:var(--destructive);color:var(--on-destructive)}
.btn-link{font-size:14px;background:none;border:none;padding:0;color:var(--ink);text-decoration:none}
.btn-link:hover{color:var(--accent-text);text-decoration:underline}
.input{width:100%;height:44px;padding:0 14px;font:14px var(--font-sans);background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-input);color:var(--ink)}
.input:focus{outline:2px solid var(--ring);outline-offset:2px}
.input-error{border-color:var(--destructive)}
textarea.input{height:auto}
.textarea-sm{min-height:72px;padding:12px;line-height:1.6}
.textarea-body{font:14px/24px 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(--ink)}
.helper{font-size:13px/20px;margin:8px 0 0;color:var(--muted)}
.field-error{display:block;font-size:13px;color:var(--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(--border);border-radius:var(--radius-pill);padding:12px;font-size:14px;margin:16px 0}
.alert{border-left:3px solid var(--accent)}
.alert-error{border-left-color:var(--destructive);color:var(--destructive)}
.flash{border-left:3px solid var(--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(--surface);border:1px solid var(--border);border-radius:var(--radius-card);box-shadow:var(--shadow-1);padding:24px}
.login-title{font-size:16px;font-weight:700;color:var(--ink-title);margin:0 0 24px}
.login-btn{width:100%;height:44px}
.locked{color:var(--muted)}
.admin-topbar{min-height:48px;border-bottom:1px solid var(--border);background:var(--surface);position:sticky;top:0;z-index:10}
.topbar-row{min-height:48px;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(--ink-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(--border);border-radius:12px;background:var(--surface)}
.admin-table{width:100%;border-collapse:collapse;font-size:14px}
.admin-table th{font-size:13px/20px;font-weight:500;color:var(--muted);text-align:left;border-bottom:1px solid var(--border);padding:10px 14px;white-space:nowrap}
.admin-table td{border-bottom:1px solid var(--border);padding:14px;vertical-align:middle}
.admin-table tbody tr:last-child td{border-bottom:none}
.admin-table tbody tr:hover{background:var(--surface-2)}
.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(--muted)}
.badge-published .dot{background:var(--success)}
.settings-card{background:var(--surface);border:1px solid var(--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:767px){.sidebar{display:none}.content-col{border-radius:0}.shell{margin:0;min-height:100dvh}.m-top{display:block}.m-bar{display:flex;align-items:center;gap:10px;min-height:48px;background:var(--surface);border-bottom:1px solid var(--border);padding:6px 12px;position:sticky;top:0;z-index:20}.m-avatar{width:32px;height:32px;border-radius:50%;object-fit:cover;flex:0 0 auto}.m-name{flex:1;min-width:0;font-size:16px;font-weight:700;color:var(--ink-title);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.m-nav{display:flex;overflow-x:auto;scrollbar-width:none;background:var(--surface-2);border-bottom:1px solid var(--border);padding:6px 12px;gap:8px}.m-nav::-webkit-scrollbar{display:none}.m-pill{flex:0 0 auto;height:44px;display:inline-flex;align-items:center;padding:0 16px;border-radius:var(--radius-pill);font-size:14px;font-weight:500;color:var(--ink)}.m-pill.active{background:var(--accent);color:var(--on-accent)}.content-inner{padding:16px}.hero{padding:20px}.post-title{font-size:28px/38px}.error-code{font-size:64px;line-height:76px}.error-card{padding:32px 20px}.post-nav{grid-template-columns:1fr}.pn-next{text-align:left}.form-actions{flex-direction:column-reverse;align-items:stretch}.form-actions .btn{width:100%}}
@media (prefers-reduced-motion:reduce){*,*::before,*::after{transition:none!important;animation:none!important}html{scroll-behavior:auto}}