*{box-sizing:border-box}
body{margin:0;font-family:system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;background:var(--bg);color:var(--text);line-height:1.65}
a{color:var(--primary);text-decoration:none}
a:hover{text-decoration:underline}
main{max-width:760px;margin:0 auto;padding:24px 18px 56px}
.site-head{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;max-width:760px;margin:0 auto;padding:18px}
.logo{font-weight:800;font-size:1.25rem;color:var(--accent)}
.site-head nav{display:flex;gap:16px;font-size:.95rem}
.hero{padding:32px 0 12px}
.hero h1{font-size:2rem;line-height:1.2;margin:0 0 12px;color:var(--accent)}
.hero p{font-size:1.05rem;opacity:.85;margin:0 0 20px}
.btn{display:inline-block;background:var(--primary);color:#fff;padding:12px 22px;border-radius:10px;font-weight:600}
.btn:hover{text-decoration:none;opacity:.9}
.post-list{list-style:none;padding:0;margin:0}
.post-list li{border-top:1px solid rgba(0,0,0,.1);padding:18px 0}
.post-list h2{font-size:1.15rem;margin:0 0 6px}
.post-list time{font-size:.85rem;opacity:.6}
.post-list p{margin:6px 0 0;opacity:.85;font-size:.95rem}
article h1{font-size:1.8rem;line-height:1.25;color:var(--accent);margin:0 0 8px}
article .meta{font-size:.85rem;opacity:.6;margin-bottom:24px}
article img{max-width:100%;height:auto;border-radius:10px}
article pre{background:#0f172a;color:#e2e8f0;padding:14px;border-radius:8px;overflow-x:auto}
article code{font-size:.9em}
.site-foot{border-top:1px solid rgba(0,0,0,.1);padding:24px 18px;text-align:center;font-size:.9rem;opacity:.8}
.foot-links{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;margin-bottom:10px}
@media(max-width:520px){.hero h1{font-size:1.6rem}}