:root{--accent:#111111;}
*{box-sizing:border-box}
body{margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,'Helvetica Neue',Arial,'Noto Sans','Apple Color Emoji','Segoe UI Emoji';color:#111;background:#fff;line-height:1.55}
a{color:var(--accent);text-decoration:none}
.container{max-width:1100px;margin:0 auto;padding:0 16px}
.site-header{border-bottom:1px solid #eee;background:#fff;position:sticky;top:0;z-index:10}
.branding{display:flex;align-items:center;gap:12px;padding:12px 0}
.site-title{font-weight:800;font-size:1.4rem}
.main-nav ul{list-style:none;margin:0;padding:0;display:flex;gap:16px;flex-wrap:wrap}
.site-main{padding:24px 0}
.content-grid{display:grid;grid-template-columns:1fr 320px;gap:28px}
.posts{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.card{border:1px solid #eee;border-radius:12px;overflow:hidden;background:#fff;display:flex;flex-direction:column}
.card .thumb img{width:100%;height:auto;display:block}
.card-body{padding:14px}
.meta{display:flex;gap:10px;font-size:.85rem;color:#666}
.card-title{font-size:1.1rem;margin:.3rem 0}
.excerpt{color:#444}
.sidebar .widget{border:1px solid #eee;border-radius:12px;padding:12px;margin-bottom:16px}
.post-title{font-size:2rem;margin:.2rem 0 1rem}
.comments-wrap{margin-top:2rem;border-top:1px solid #eee;padding-top:1rem}
.comment-list{list-style:none;margin:0;padding:0}
.comment{border-bottom:1px solid #eee;padding:12px 0}
.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.related-card{display:block;border:1px solid #eee;border-radius:10px;overflow:hidden;padding:8px}
.related-card img{width:100%;height:auto;display:block;margin-bottom:6px}
.site-footer{border-top:1px solid #eee;margin-top:32px;padding:18px 0;color:#666;font-size:.9rem}
.btn{display:inline-block;padding:10px 14px;border:1px solid var(--accent);border-radius:10px}
.not-found{text-align:center;padding:80px 0}
@media (max-width:980px){
  .content-grid{grid-template-columns:1fr}
  .posts{grid-template-columns:1fr}
}