:root{
  --primary:#006c35;
  --secondary:#ffd54f;
  --dark:#0f172a;
  --muted:#64748b;
  --light:#f8fafc;
  --border:#e2e8f0;
}
*{box-sizing:border-box}
body{
  margin:0;
  font-family:Arial, Helvetica, sans-serif;
  color:#1e293b;
  background:#fff;
}
a{text-decoration:none;color:var(--primary)}
img{max-width:100%;display:block}
.container{width:min(1150px,92%);margin:0 auto}
.topbar{background:var(--primary);color:#fff;padding:8px 0;font-size:14px}
.navbar{background:#fff;border-bottom:1px solid var(--border);position:sticky;top:0;z-index:99}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;padding:14px 0;gap:18px}
.logo{font-weight:700;color:var(--dark);font-size:18px;max-width:420px}
.nav-menu{display:flex;gap:18px;flex-wrap:wrap}
.nav-menu a{color:var(--dark);font-weight:600}
.hero{background:linear-gradient(135deg, rgba(0,108,53,.95), rgba(2,132,199,.85));color:#fff;padding:72px 0}
.hero-grid{display:grid;grid-template-columns:1.3fr .9fr;gap:28px;align-items:center}
.card{background:#fff;border:1px solid var(--border);border-radius:16px;padding:20px;box-shadow:0 10px 25px rgba(15,23,42,.05)}
.section{padding:48px 0}
.section-title{font-size:28px;margin:0 0 12px;color:var(--dark)}
.section-sub{color:var(--muted);margin:0 0 24px}
.grid{display:grid;gap:20px}
.grid-2{grid-template-columns:repeat(2,1fr)}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}
.btn{display:inline-block;padding:12px 18px;border-radius:10px;background:var(--primary);color:#fff;font-weight:700}
.btn-outline{background:#fff;color:var(--primary);border:1px solid var(--primary)}
.badge{display:inline-block;padding:6px 10px;border-radius:999px;background:#ecfdf5;color:#166534;font-size:12px;font-weight:bold}
.news-card h3,.school-card h3{margin:12px 0 8px}
.news-meta{font-size:13px;color:var(--muted)}
.footer{background:#0f172a;color:#fff;padding:40px 0;margin-top:40px}
.footer p{margin:6px 0;color:#cbd5e1}
.table-wrap{overflow:auto;border:1px solid var(--border);border-radius:12px}
table{width:100%;border-collapse:collapse;background:#fff}
th,td{border-bottom:1px solid var(--border);padding:12px;text-align:left;vertical-align:top}
th{background:#f8fafc}
.form-group{margin-bottom:14px}
label{display:block;margin-bottom:6px;font-weight:600}
input[type=text],input[type=password],input[type=date],input[type=number],input[type=email],select,textarea{
  width:100%;padding:11px 12px;border:1px solid #cbd5e1;border-radius:10px;background:#fff
}
textarea{min-height:120px;resize:vertical}
.alert{padding:12px 16px;border-radius:10px;margin-bottom:14px}
.alert-success{background:#ecfdf5;color:#166534}
.alert-danger{background:#fef2f2;color:#991b1b}
.alert-warning{background:#fffbeb;color:#92400e}
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.stat-box{background:#fff;border:1px solid var(--border);border-radius:16px;padding:18px}
.stat-box .num{font-size:28px;font-weight:800;color:var(--primary)}
.page-header{background:#f8fafc;padding:36px 0;border-bottom:1px solid var(--border)}
.gallery{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.gallery img{width:100%;height:220px;object-fit:cover;border-radius:14px}
.embed-video iframe{width:100%;height:420px;border:0;border-radius:16px}
.admin-layout{display:grid;grid-template-columns:260px 1fr;min-height:100vh}
.sidebar{background:#0f172a;color:#fff;padding:22px;position:sticky;top:0;height:100vh;overflow:auto}
.sidebar a{display:block;color:#cbd5e1;padding:10px 12px;border-radius:10px;margin-bottom:6px}
.sidebar a:hover,.sidebar a.active{background:#1e293b;color:#fff}
.admin-main{padding:24px;background:#f8fafc}
.login-box{max-width:420px;margin:70px auto}
.small{font-size:13px;color:var(--muted)}
.thumb{width:60px;height:60px;object-fit:cover;border-radius:10px}
.banner-poster{width:100%;border-radius:16px;min-height:260px;object-fit:cover;background:#e2e8f0}
@media (max-width: 900px){
  .hero-grid,.grid-2,.grid-3,.grid-4,.stats,.admin-layout,.gallery{grid-template-columns:1fr}
  .embed-video iframe{height:240px}
  .nav-wrap{flex-direction:column;align-items:flex-start}
  .nav-menu{gap:12px}
  .sidebar{position:relative;height:auto}
}