:root{--accent:#1e6bef;--muted:#6b7280;--bg:#ffffff;--maxw:1200px}
*{box-sizing:border-box}
body{font-family:Inter,Arial,sans-serif;margin:0;background:var(--bg);color:#111}
.container{max-width:var(--maxw);margin:0 auto;padding:28px}
.topbar{display:flex;align-items:center;justify-content:space-between;padding:14px 0}
.logo{font-weight:700;font-size:20px}
.menu a{margin-left:12px;text-decoration:none;color:inherit;font-weight:600}
.search-wrap{display:flex;justify-content:center;margin:18px 0}
.search{width:100%;max-width:720px;display:flex;gap:8px}
.search input{flex:1;padding:12px 14px;border-radius:30px;border:1px solid #e5e7eb;font-size:16px}
.search button{padding:10px 14px;border-radius:30px;border:none;background:var(--accent);color:#fff;font-weight:700}
.cats{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;margin:18px 0}
.cat-btn{padding:8px 14px;border-radius:999px;border:1px solid #e6e9ef;background:#fff;cursor:pointer;font-weight:600}
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:18px}
.post-card{border-radius:12px;overflow:hidden;background:#fff;box-shadow:0 6px 18px rgba(0,0,0,0.06);transition:all .25s;display:flex;flex-direction:column}
.post-card:hover{transform:translateY(-6px)}
.thumb{width:100%;height:170px;object-fit:cover;display:block}
.card-body{padding:14px;flex:1;display:flex;flex-direction:column;justify-content:space-between}
.title{font-weight:700;margin:0 0 8px}
.meta{font-size:13px;color:var(--muted);margin-bottom:8px}
.read-btn{align-self:flex-start;padding:8px 12px;border-radius:8px;border:none;background:var(--accent);color:#fff;font-weight:700;text-decoration:none}
footer{padding:36px 0;text-align:center;color:var(--muted);font-size:14px;margin-top:30px}

/* admin styles */
input,select,textarea{width:100%;padding:10px;border:1px solid #e6e9ef;border-radius:6px;margin-bottom:8px}
.btn{background:var(--accent);color:#fff;padding:8px 12px;border-radius:8px;border:none;cursor:pointer}
.row{display:flex;gap:12px}
.row input{flex:1}

/* responsive */
@media(max-width:900px){ .grid{grid-template-columns:repeat(2,1fr)} }
@media(max-width:640px){ .grid{grid-template-columns:1fr} .menu{display:none} }