:root{--bg:#f5f5f3;--paper:#fff;--ink:#292d32;--muted:#71757a;--line:#e7e6e2;--accent:#985827;--soft:#eee9e3;color-scheme:light}
:root[data-theme=dark]{--bg:#202633;--paper:#202633;--ink:#e5e7eb;--muted:#a5aeba;--line:#3b414c;--accent:#eea35f;--soft:#303847;color-scheme:dark}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--ink);font-family:Georgia,"Noto Serif SC","Microsoft YaHei",serif;line-height:1.8}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline;text-underline-offset:4px}button,input{font:inherit}button{cursor:pointer}button:focus-visible,a:focus-visible,input:focus-visible{outline:2px solid var(--accent);outline-offset:5px}[hidden]{display:none!important}.skip{position:absolute;left:12px;top:-60px}.skip:focus{top:12px;background:var(--paper);z-index:2}.shell{width:min(820px,100%);min-height:100vh;margin:auto;padding:0 52px;background:var(--paper)}.site-header{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:28px 0 22px;border-bottom:1px solid var(--line)}.brand{color:var(--ink);font:bold 18px/1.4 ui-monospace,monospace;white-space:nowrap}.nav{display:flex;align-items:center;gap:18px;font:13px/1.6 system-ui,sans-serif}.nav a{color:var(--muted)}.nav a[aria-current=page]{color:var(--accent)}.theme-toggle{border:0;background:none;color:var(--ink);font-size:21px;line-height:1;padding:4px}.intro{padding:52px 0 38px;border-bottom:1px solid var(--line)}.eyebrow{color:var(--accent);font:12px/1.6 ui-monospace,monospace;letter-spacing:2px;text-transform:uppercase;margin:0 0 16px}h1{font-size:clamp(28px,4.5vw,39px);line-height:1.5;letter-spacing:1px;margin:0 0 16px}h2{font-size:21px;margin:0 0 20px}h3{font-size:17px;line-height:1.5;margin:0 0 6px}p{margin:0 0 18px}.intro p:last-child{color:var(--muted);font-size:15px;margin:0}.section{padding:32px 0;border-bottom:1px solid var(--line)}.section-head{display:flex;align-items:baseline;justify-content:space-between;gap:16px}.section-head a{font-size:13px}.section-head h2{font-family:ui-monospace,"Microsoft YaHei",sans-serif}.post-list{list-style:none;padding:0;margin:0}.post-row{display:flex;gap:16px;padding:17px 0;border-bottom:1px dashed var(--line)}.post-row:last-child{border:0}.thumbnail{width:52px;height:52px;flex:none;border-radius:7px;object-fit:cover}.post-symbol{display:grid;place-items:center;background:var(--soft);color:var(--accent);font:22px/1 Georgia,serif}.post-detail{min-width:0;flex:1}.post-row h3 a{color:var(--accent)}.meta{font:12px/1.7 system-ui,sans-serif;color:var(--muted);margin:0}.summary{color:var(--muted);font-size:14px;margin:8px 0 0}.small-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px}.small-grid p{font-size:14px;color:var(--muted)}.small-grid h3{font-size:19px}.empty{color:var(--muted);font-size:15px;padding:22px 0}.travel-banner{width:100%;height:180px;object-fit:cover;border-radius:6px;margin:20px 0 0}.travel-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px}.travel-card{margin:0 0 18px}.travel-card img{width:100%;aspect-ratio:3/2;object-fit:cover;border-radius:6px;margin-bottom:12px}.search{display:block;width:100%;padding:11px 14px;border:1px solid var(--line);border-radius:6px;background:var(--bg);color:var(--ink);margin:22px 0}.article{padding:38px 0 56px}.article-header{padding-bottom:26px;border-bottom:1px solid var(--line);margin-bottom:28px}.article-header h1{margin-top:18px}.prose{font-size:16px;line-height:2;overflow-wrap:anywhere}.prose h2{margin-top:32px}.prose h3{margin-top:24px}.prose img,.article-cover{max-width:100%;height:auto;border-radius:6px}.prose blockquote{margin:22px 0;padding:6px 20px;border-left:3px solid var(--accent);color:var(--muted)}.prose pre{overflow:auto;background:var(--bg);padding:18px;border:1px solid var(--line);border-radius:6px;font-size:13px;line-height:1.7}.prose code{font-family:ui-monospace,monospace;font-size:.9em;background:var(--bg);padding:2px 4px}.prose pre code{padding:0}.prose table{border-collapse:collapse;display:block;max-width:100%;overflow:auto}.prose td,.prose th{border:1px solid var(--line);padding:8px 12px}.back-link{font-size:13px}.footer{display:flex;justify-content:space-between;gap:16px;padding:28px 0 36px;color:var(--muted);font:12px/1.8 system-ui,sans-serif}.footer-links{display:flex;gap:16px}.footer a{color:var(--muted)}
@media(max-width:650px){.shell{padding:0 22px}.site-header{flex-wrap:wrap;padding-top:22px;gap:14px}.nav{gap:16px;flex-wrap:wrap}.intro{padding:36px 0 28px}.small-grid,.travel-grid{grid-template-columns:1fr}.section{padding:26px 0}.footer{flex-wrap:wrap}.thumbnail{width:44px;height:44px}.travel-banner{height:150px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}