/* assets/css/style.css - minimal, responsive, SEO-friendly */
:root{--bg:#fff;--text:#0f172a;--muted:#6b7280;--accent:#0ea5a4;--maxw:1100px}
*{box-sizing:border-box}
body{margin:0;font-family:Inter,system-ui,Arial;background:#f8fafc;color:var(--text);-webkit-font-smoothing:antialiased}
a{color:var(--accent);text-decoration:none}
.container{max-width:var(--maxw);margin:0 auto;padding:18px}
.site-header{padding:18px 0;border-bottom:1px solid #e6eef0}
.site-title{margin:0;font-size:1.4rem}
.site-subtitle{margin:6px 0;color:var(--muted)}
.topnav{margin-top:8px}
.hero{padding:14px;background:white;border-radius:10px;border:1px solid #e6eef5}
.posts-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:12px;margin-top:12px}
.post-card{background:white;padding:12px;border-radius:10px;border:1px solid #e6eef5}
.post-card h3{margin:0 0 8px}
.meta{font-size:0.85rem;color:var(--muted);margin-bottom:8px}
.excerpt{color:#374151}
.ad{margin:12px 0;padding:12px;border-radius:8px;text-align:center;border:2px dashed #e6eef5;color:var(--muted)}
.site-footer{padding:14px 0;margin-top:18px;border-top:1px solid #e6eef0;color:var(--muted);font-size:0.9rem}
.card{background:white;padding:12px;border-radius:10px;border:1px solid #e6eef5}
.btn{background:var(--accent);border:none;color:white;padding:10px 12px;border-radius:8px;cursor:pointer}
.admin-login input, label, textarea{display:block;width:100%;padding:8px;margin:8px 0;border-radius:8px;border:1px solid #e6eef5}
.error{border-left:4px solid #ef4444}
.success{border-left:4px solid #10b981}
@media(min-width:900px){ .container{padding:28px} }