:root{
  --bg:#ffffff;
  --text:#0b0f1a;
  --muted:#52525b;
  --border:#e4e4e7;
  --card:#ffffff;
  --accent:#0b0f1a;
}
*{box-sizing:border-box}
html{color-scheme:light}
body{margin:0;background:var(--bg);color:var(--text);font:16px/1.7 system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,"Noto Sans",sans-serif}
a{color:var(--accent);text-decoration:underline;text-underline-offset:3px}
a:hover{opacity:.85}
img{max-width:100%;height:auto}
.container{max-width:900px;margin:0 auto;padding:0 16px}
.skip-link{position:absolute;left:-999px;top:auto;width:1px;height:1px;overflow:hidden}
.skip-link:focus{left:16px;top:16px;width:auto;height:auto;padding:8px 12px;background:#fff;border:1px solid var(--border);z-index:10}

.site-header{border-bottom:1px solid var(--border);background:var(--bg)}
.header-inner{display:flex;gap:12px;align-items:center;justify-content:space-between;padding:16px 0}
.brand-link{font-weight:800;color:var(--text);text-decoration:none}
.site-nav{display:flex;gap:14px;flex-wrap:wrap;justify-content:flex-end}
.nav-link{color:var(--text)}

.page-header{padding:24px 0 12px}
.page-header h1{margin:0 0 6px;font-size:1.6rem;line-height:1.25}
.page-desc{margin:0;color:var(--muted)}
.page-content{padding:10px 0 40px}
.page-content :is(p,ul,ol){max-width:72ch}
.page-content pre{overflow:auto;padding:12px;border:1px solid var(--border);background:#fafafa}

.article{padding:22px 0 40px}
.article-header h1{margin:0 0 8px;font-size:1.9rem;line-height:1.2}
.article-meta{margin:0;color:var(--muted)}
.article-nav{margin-top:22px;display:flex;flex-direction:column;gap:8px}

.ppww-news-list{display:flex;flex-direction:column;gap:18px;padding:10px 0 18px}
.ppww-news-item{display:grid;grid-template-columns:1fr;gap:10px;padding:0 0 18px;border-bottom:1px solid var(--border)}
.ppww-thumb{display:block;overflow:hidden}
.ppww-thumb img{width:100%;aspect-ratio:16/9;object-fit:cover;background:#f4f4f5}
.ppww-body{display:flex;flex-direction:column;gap:6px}
.ppww-title{margin:0;font-size:1.15rem;line-height:1.35}
.ppww-title a{color:var(--text);text-decoration:none}
.ppww-desc{margin:0;color:var(--muted)}
.ppww-date{color:var(--muted);font-size:.92rem}
@media (min-width:640px){.ppww-news-item{grid-template-columns:280px 1fr;align-items:start}}

.ppww-pagination{display:flex;gap:12px;align-items:center;justify-content:center;padding:16px 0 30px}
.ppww-page-info{color:var(--muted)}
.ppww-prev,.ppww-next{color:var(--text)}

.site-footer{border-top:1px solid var(--border);padding:18px 0;color:var(--muted)}

/* sticky footer */
.site{min-height:100vh;display:flex;flex-direction:column}
.site-main{flex:1 0 auto;display:flex;flex-direction:column}
.site-footer{margin-top:auto}