/* Modern gradient green theme */
:root{
  --primary: #16a34a; /* green */
  --accent: linear-gradient(135deg,#0ea5a4,#16a34a);
  --muted:#6b7280;
  --card-bg: linear-gradient(180deg, rgba(255,255,255,0.9), rgba(255,255,255,0.85));
}
body{font-family: Inter, system-ui, Arial, sans-serif; background: linear-gradient(180deg,#f4fff8,#e6fff0); color:#0f172a; margin:0;}
.container{max-width:1100px;margin:30px auto;padding:0 20px;}
.header-brand{display:flex;align-items:center;gap:12px}
.logo{width:46px;height:46px;border-radius:8px;background:var(--accent);display:flex;align-items:center;justify-content:center;color:white;font-weight:700}
.site-nav{display:flex;gap:12px;align-items:center}
.card{background: white;border-radius:12px;padding:18px;box-shadow:0 6px 18px rgba(16,24,40,0.06);margin-bottom:18px}
.post-excerpt{color:var(--muted)}
.btn-primary{background:var(--primary);color:white;padding:8px 12px;border-radius:8px;border:none}
.footer{padding:30px 0;text-align:center;color:var(--muted);font-size:14px;margin-top:40px}

/* Admin material-like */
.admin-layout{display:flex;min-height:100vh}
.admin-sidebar{width:220px;background:linear-gradient(180deg,#0f5132,#14532d);color:white;padding:20px;box-shadow:2px 0 12px rgba(0,0,0,0.08)}
.admin-sidebar a{color:rgba(255,255,255,0.9);display:block;padding:10px 8px;border-radius:6px;margin-bottom:6px;text-decoration:none}
.admin-topbar{background:linear-gradient(90deg,#ecfdf5,#dcfce7);padding:12px 20px;display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid rgba(15,23,42,0.04)}
.admin-content{flex:1;padding:20px}
.admin-card{background:white;border-radius:12px;padding:16px;box-shadow:0 6px 18px rgba(16,24,40,0.06)}
.small-muted{color:#6b7280;font-size:13px}