*{box-sizing:border-box;}
body{margin:0;font-family:Arial,Helvetica,sans-serif;background:#f4f5f7;color:#222;}
header{background:#1B2A4A;color:#fff;padding:16px 24px;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:8px;}
header a{color:#fff;text-decoration:none;}
header .brand{font-size:20px;font-weight:bold;}
nav{background:#25396A;padding:0 24px;display:flex;gap:4px;flex-wrap:wrap;}
nav a{color:#dfe3ee;text-decoration:none;padding:12px 14px;font-size:14px;display:inline-block;}
nav a:hover,nav a.active{background:#1B2A4A;color:#fff;}
main{max-width:960px;margin:0 auto;padding:24px;}
h1{color:#7A0C0C;}
h2,h3{color:#1B2A4A;}
.card{background:#fff;border:1px solid #ddd;border-radius:4px;padding:18px;margin-bottom:14px;}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:16px;}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;}
@media(max-width:800px){.grid-2,.grid-3{grid-template-columns:1fr;}}
label{display:block;font-weight:bold;font-size:13px;margin:12px 0 4px;}
input[type=text],input[type=email],input[type=tel],input[type=date],input[type=password],input[type=number],select,textarea{
  width:100%;padding:9px 10px;border:1px solid #ccc;border-radius:3px;font-size:14px;
}
textarea{min-height:80px;}
.btn{display:inline-block;background:#1B2A4A;color:#fff;border:none;padding:10px 18px;border-radius:3px;cursor:pointer;font-size:14px;text-decoration:none;}
.btn:hover{background:#25396A;}
.btn.gold{background:#B8873D;color:#fff;}
.btn.danger{background:#a23e28;}
.btn.small{padding:5px 10px;font-size:12px;}
table{width:100%;border-collapse:collapse;font-size:14px;}
th,td{text-align:left;padding:8px;border-bottom:1px solid #ddd;}
th{background:#f0f1f4;font-size:12px;text-transform:uppercase;color:#666;}
.badge{padding:2px 8px;border-radius:10px;font-size:11px;font-weight:bold;}
.badge.pending{background:#f3e3d3;color:#a23e28;}
.badge.approved{background:#dce7e0;color:#3a5f4f;}
.badge.rejected{background:#eee;color:#888;}
.error{background:#fbe7e2;border:1px solid #a23e28;padding:10px 14px;border-radius:3px;color:#a23e28;margin-bottom:14px;}
.success{background:#e3eee8;border:1px solid #3a5f4f;padding:10px 14px;border-radius:3px;color:#3a5f4f;margin-bottom:14px;}
.empty{padding:30px;text-align:center;color:#888;border:1px dashed #ccc;border-radius:4px;}
.avatar{width:72px;height:72px;border-radius:50%;object-fit:cover;}
.stat{display:inline-block;background:#fff;border:1px solid #ddd;border-radius:4px;padding:14px 20px;margin-right:10px;margin-bottom:10px;}
.admin-tabs{display:flex;flex-wrap:wrap;gap:8px;align-items:center;}
.stat b{display:block;font-size:22px;color:#1B2A4A;}
footer{text-align:center;padding:20px;color:#999;font-size:12px;}