:root{
  --primary:#0d47a1;
  --bg:#f6f8fb;
  --card:#fff;
  --border:#e5e7eb;
  --muted:#6b7280;
}
*{box-sizing:border-box}
body{margin:0;font-family:"Cairo",system-ui,Segoe UI,Roboto,Arial,sans-serif;background:var(--bg);color:#111;line-height:1.7}
a{color:var(--primary);text-decoration:none}
.container{max-width:1100px;margin:auto;padding:16px}
.site-header,.site-footer{background:#fff;border-bottom:1px solid var(--border)}
.site-header{padding:12px 16px;display:flex;align-items:center;justify-content:space-between}
.site-header h1{margin:0;font-size:1.25rem}
.nav a{margin-inline:8px}
.muted{color:var(--muted)}
.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:16px}
.card{background:var(--card);border:1px solid var(--border);border-radius:12px;padding:12px;box-shadow:0 1px 2px rgba(0,0,0,.04)}
.card h3{margin-top:0;margin-bottom:6px;font-size:1.05rem}
.card .meta{font-size:.85rem;color:var(--muted);margin-bottom:8px}
.card .thumb{width:100%;height:160px;object-fit:cover;border-radius:8px;margin-bottom:8px;border:1px solid var(--border)}
.grid{display:grid;gap:10px}
label{display:grid;gap:6px}
input,textarea,button{font-family:inherit}
input,textarea{border:1px solid var(--border);border-radius:10px;padding:10px;background:#fff}
button{padding:10px 14px;border:none;border-radius:10px;background:var(--primary);color:#fff;cursor:pointer}
button.secondary{background:#eee;color:#111;border:1px solid var(--border)}
.error{color:#b00020}