:root{
    --bg:#f6f8fb;
    --card:#ffffff;
    --muted:#6b7280;
    --text:#0f172a;
    --accent:#2563eb;
    --danger:#ef4444;
    --shadow: 0 6px 18px rgba(15,23,42,0.08);
}
*{box-sizing:border-box}
body{font-family:Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial; margin:0;background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased}
.admin-app{max-width:1100px;margin:36px auto;padding:16px}
.card{background:var(--card);border-radius:10px;padding:18px;box-shadow:var(--shadow);}
.login-screen{display:flex;align-items:center;justify-content:center;height:80vh}
.login-card{width:420px;text-align:center}
.login-card h2{margin:0 0 8px}
.muted{color:var(--muted)}
form label{display:block;text-align:left;margin:12px 0 6px;font-weight:600}
input,textarea{width:100%;padding:10px;border-radius:8px;border:1px solid #e6e9ee;background:#fff;outline:none;font-size:0.95rem}
textarea{resize:vertical}
.form-actions{margin-top:14px;display:flex;gap:8px}
.btn{border:0;padding:10px 12px;border-radius:8px;cursor:pointer;font-weight:600}
.btn.full{width:100%}
.btn.primary{background:var(--accent);color:#fff}
.btn.ghost{background:transparent;border:1px solid #e6e9ee}
.btn.secondary{background:#111827;color:#fff}
.error{color:var(--danger);margin-top:10px}
.dash-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px}
.dash-body{display:flex;gap:18px}
.sidebar{width:160px}
.main-panel{flex:1}
.post-editor{margin-bottom:18px}
.posts-list .posts-container{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:12px;margin-top:12px}
.post-card{border-radius:8px;overflow:hidden;border:1px solid #eef2ff;background:#fff;display:flex;flex-direction:column}
.post-card img{width:100%;height:140px;object-fit:cover}
.post-card .card-body{padding:12px;flex:1;display:flex;flex-direction:column}
.post-card h3{margin:0 0 6px;font-size:1.05rem}
.card .muted{font-size:0.95rem}
.post-meta{font-size:0.8rem;color:var(--muted);margin-bottom:8px}
.post-actions{display:flex;gap:8px;margin-top:8px}
.image-preview{margin-top:8px}
.image-preview img{max-width:220px;border-radius:6px;display:block}
input#searchInput{font-size:0.95rem}
.small-muted{color:var(--muted);font-size:0.9rem}
@media (max-width:800px){.dash-body{flex-direction:column}.sidebar{width:100%}.login-card{width:92%}}