:root{color:#233c4a;font-synthesis:none;--ink:#233c4a;--muted:#566a76;--paper:#f9fbfc;--line:#c2d0d8;--accent:#ad4430;color-scheme:light;background:#e7eef2;font-family:Microsoft YaHei UI,PingFang SC,sans-serif}*{box-sizing:border-box}body{margin:0}a{color:inherit;text-underline-offset:.25em;text-decoration-thickness:1px}a:hover{color:#923723}a:focus-visible,button:focus-visible{outline-offset:5px;outline:3px solid #315eaf}button,input{font:inherit}button{cursor:pointer}button:disabled{cursor:wait}p{line-height:1.9}h1,h2,h3{letter-spacing:-.03em;margin:0;font-weight:600;line-height:1.35}h1{font-size:clamp(2rem,5vw,3.7rem)}h2{font-size:clamp(1.35rem,3vw,2rem)}h3{font-size:1.2rem}img{max-width:100%;height:auto}main:focus{outline:none}.skip-link{z-index:100;color:var(--ink);border:2px solid var(--ink);background:#fff;padding:.9rem 1.2rem;position:fixed;top:-6rem;left:1rem}.skip-link:hover,.home-page .skip-link:hover{color:var(--ink)}.skip-link:focus{top:1rem}.site-header{justify-content:space-between;align-items:center;gap:2rem;max-width:1560px;margin:auto;padding:1.4rem 4vw;display:flex}.wordmark{letter-spacing:-.09em;align-items:center;gap:10px;font-family:Arial Rounded MT Bold,Trebuchet MS,sans-serif;font-size:2rem;font-weight:900;line-height:1;text-decoration:none;display:flex}.brand-symbol{fill:none;stroke:currentColor;stroke-width:1.7px;stroke-linecap:round;width:29px;height:29px}.wordmark .brand-caption{letter-spacing:.09em;opacity:.65;border-left:1px solid;margin-left:7px;padding-left:15px;font-family:Microsoft YaHei UI,PingFang SC,sans-serif;font-size:10px;font-weight:400}.site-header nav{gap:clamp(1rem,3vw,2.6rem);font-size:.92rem;display:flex}.site-header nav a{padding:.6rem .15rem;text-decoration:none;display:block}.site-header nav a[aria-current=page]{text-decoration:underline}.home-intro{max-width:1480px;margin:auto;padding:1.5rem 4vw 1.8rem}.home-intro h1{font-size:clamp(1.45rem,2.5vw,2.35rem)}.home-intro p{color:var(--muted);margin:.65rem 0 0;font-size:.96rem}.world-section{max-width:1560px;margin:auto}.reading-section{max-width:1120px;margin:5rem auto;padding:0 4vw}.section-heading{justify-content:space-between;align-items:baseline;gap:2rem;margin-bottom:1.5rem;display:flex}.section-heading>a{font-size:.9rem}.entry-list{margin:0;padding:0;list-style:none}.entry-list li{border-top:1px solid var(--line)}.entry-list li:last-child{border-bottom:1px solid var(--line)}.entry-list a{justify-content:space-between;align-items:center;gap:2rem;padding:1.7rem .15rem;text-decoration:none;display:flex}.entry-list p{color:var(--muted);max-width:55ch;margin:.5rem 0 0;font-size:.96rem}.entry-list time{white-space:nowrap;color:var(--muted);font-variant-numeric:tabular-nums;font-size:.82rem}.entry-kind{color:var(--muted);margin-bottom:.5rem;font-size:.8rem;display:block}.collection-page{min-height:60vh;padding-top:1rem}.breadcrumb{color:var(--muted);margin:0 0 2rem;font-size:.85rem}.lead{color:var(--muted);max-width:48ch;margin:1.4rem 0 2.8rem;font-size:1.1rem}.empty-state{margin:3rem 0}.article-page{max-width:810px;margin:3rem auto 6rem;padding:0 4vw}.article-header{margin-bottom:3rem}.article-meta{color:var(--muted);font-size:.85rem}.prose{overflow-wrap:anywhere;font-size:1.02rem;line-height:1.95}.prose p{margin:1.35rem 0}.prose h2{margin-top:2.7rem;font-size:1.65rem}.prose h3{margin-top:2rem}.prose ul,.prose ol{padding-left:1.5rem}.prose li{margin:.6rem 0}.prose a{color:#265b86}.prose blockquote{color:var(--muted);border-left:3px solid #8ca9ba;margin:2rem 0;padding:.2rem 1.3rem}.prose pre{color:#e8eff3;background:#263944;border-radius:8px;padding:1.2rem;font-size:.85rem;line-height:1.6;overflow:auto}.prose code{font-family:Consolas,Courier New,monospace}.prose :not(pre)>code{background:#dae4ea;border-radius:3px;padding:.15rem .3rem}.prose table{border-collapse:collapse;max-width:100%;display:block;overflow:auto}.prose td,.prose th{border:1px solid var(--line);text-align:left;padding:.7rem}.return-link{margin-top:3rem;padding:.8rem 0;display:inline-block}.site-footer{max-width:1480px;color:var(--muted);justify-content:space-between;gap:1rem;margin:2rem auto 0;padding:2rem 4vw;font-size:.85rem;display:flex}.site-footer span{max-width:50%}@media (width<=600px){.brand-caption{display:none}.site-header{gap:1rem;padding:1.15rem 5vw}.wordmark{font-size:1.75rem}.site-header nav{gap:.9rem;font-size:.82rem}.home-intro{padding:1.5rem 5vw}.reading-section{margin:3.5rem auto;padding:0 6vw}.entry-list a{flex-direction:column;align-items:flex-start;gap:.7rem}.section-heading{gap:1rem}.section-heading>a{white-space:nowrap}.article-page{margin-top:2rem;padding:0 6vw}.site-footer{flex-direction:column;padding:2rem 6vw}.site-footer span{max-width:100%}}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition:none!important;animation:none!important}}@view-transition{navigation:auto}.sr-only{clip:rect(0,0,0,0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}::view-transition-old(root),::view-transition-new(root){animation-duration:.25s}body:not(.home-page){color:#20202b;background:#fafafb}body:not(.home-page) .site-header{gap:24px;max-width:1440px;min-height:88px;padding:20px 4.5%}body:not(.home-page) .wordmark{color:#262334;letter-spacing:-.07em;font-size:30px}body:not(.home-page) .brand-symbol{color:#7465df}body:not(.home-page) .site-header nav{gap:clamp(14px,2.4vw,34px);font-size:13px}body:not(.home-page) .site-header a:hover{color:#6655cb}.site-header nav a[aria-current=page]{text-underline-offset:7px;text-decoration-color:#9b8adf}.site-footer{border-top:1px solid #dedee8;justify-content:space-between;align-items:center;gap:28px;width:min(1310px,91%);margin:auto;padding:34px 0;display:flex}.site-footer a{text-decoration:none}.footer-signature{letter-spacing:-.065em;align-items:baseline;gap:20px;font:700 28px Trebuchet MS,sans-serif;display:flex}.footer-signature span{color:#767480;letter-spacing:0;font:12px Microsoft YaHei UI,sans-serif}.footer-links{gap:25px;font-size:12px;display:flex}.home-page .site-footer{color:#d5dfdf;border-color:#395064}.home-page .footer-signature span{color:#a3b4bf}.reading-page .site-footer{width:min(1310px,91%);max-width:none;padding:34px 0}.reading-page .site-header .wordmark{color:#edf0e7}.reading-page .site-header .brand-symbol{color:#b5abd9}@media (width<=760px){body:not(.home-page) .site-header{flex-wrap:wrap;gap:16px;padding:20px 6% 15px}.wordmark .brand-caption{font-size:9px}body:not(.home-page) .site-header nav{justify-content:space-between;gap:12px;width:100%;font-size:12px;overflow-x:auto}.site-header nav a{white-space:nowrap}.site-footer,.reading-page .site-footer{flex-wrap:wrap;gap:24px;width:88%;margin-inline:auto}.footer-signature{font-size:25px}}@media (prefers-reduced-motion:reduce){::view-transition-old(root),::view-transition-new(root){animation:none}}.site-header{min-width:0}.site-header .wordmark{flex-shrink:0}.site-header nav{flex-wrap:wrap;min-width:0}.site-header nav a{white-space:nowrap}.footer-signature,.footer-links{flex-wrap:wrap}@media (width<=960px){.site-header .wordmark .brand-caption{display:none}}@media (width<=760px){body .site-header{flex-wrap:wrap}body .site-header nav{flex:1 0 100%;gap:4px 12px;overflow:visible}body .site-header nav a{align-items:center;min-height:44px;display:flex}}@media (width<=380px){body .site-header nav{grid-template-columns:repeat(3,minmax(0,1fr));gap:0 12px;display:grid}body .site-header nav a{justify-content:center}}