:root{
  --navy:#1c3d5a;
  --navy-dark:#132c40;
  --gold:#b98a2f;
  --bg:#f4f6f8;
  --card:#ffffff;
  --text:#1f2937;
  --muted:#6b7280;
  --border:#e5e7eb;
  --danger:#c0392b;
  --success:#1e8449;
}
*{box-sizing:border-box;}
body{
  margin:0;
  font-family:"Tahoma","Segoe UI",sans-serif;
  background:var(--bg);
  color:var(--text);
}
a{color:inherit;text-decoration:none;}

/* تسجيل الدخول */
.login-wrap{
  min-height:100vh;display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,var(--navy),var(--navy-dark));
}
.login-box{
  background:var(--card);padding:40px;border-radius:12px;width:340px;
  box-shadow:0 10px 30px rgba(0,0,0,.25);
}
.login-box h1{font-size:20px;margin-bottom:4px;color:var(--navy);}
.login-box p{color:var(--muted);margin-top:0;margin-bottom:24px;font-size:13px;}
.login-box input{width:100%;padding:10px 12px;margin-bottom:14px;border:1px solid var(--border);border-radius:8px;font-size:14px;}
.login-box button{width:100%;padding:11px;background:var(--navy);color:#fff;border:none;border-radius:8px;font-size:15px;cursor:pointer;}
.login-box button:hover{background:var(--navy-dark);}
.error-msg{background:#fdecea;color:var(--danger);padding:10px;border-radius:6px;margin-bottom:14px;font-size:13px;}

/* الهيكل العام */
.app-shell{display:flex;min-height:100vh;}
.sidebar{
  width:230px;background:var(--navy-dark);color:#fff;flex-shrink:0;
  display:flex;flex-direction:column;
}
.sidebar-brand{padding:20px 16px;font-weight:bold;font-size:16px;border-bottom:1px solid rgba(255,255,255,.1);}
.sidebar nav{display:flex;flex-direction:column;padding:10px 0;}
.sidebar nav a{padding:12px 18px;color:#dbe4ee;font-size:14px;border-right:3px solid transparent;}
.sidebar nav a:hover{background:rgba(255,255,255,.06);}
.sidebar nav a.active{background:rgba(255,255,255,.1);border-right-color:var(--gold);color:#fff;}

.main{flex:1;display:flex;flex-direction:column;min-width:0;}
.topbar{
  background:var(--card);border-bottom:1px solid var(--border);
  padding:14px 24px;display:flex;justify-content:space-between;align-items:center;
}
.topbar-title{font-weight:bold;color:var(--navy);}
.topbar-user{display:flex;gap:14px;align-items:center;font-size:13px;color:var(--muted);}
.btn-link{color:var(--danger);}
.content{padding:24px;}

/* عناصر عامة */
.card{background:var(--card);border:1px solid var(--border);border-radius:10px;padding:20px;margin-bottom:20px;}
.page-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:18px;}
.page-header h1{font-size:20px;color:var(--navy);margin:0;}
.btn{display:inline-block;padding:9px 16px;border-radius:7px;border:none;background:var(--navy);color:#fff;font-size:13px;cursor:pointer;}
.btn:hover{background:var(--navy-dark);}
.btn-gold{background:var(--gold);}
.btn-danger{background:var(--danger);}
.btn-outline{background:transparent;border:1px solid var(--navy);color:var(--navy);}

table{width:100%;border-collapse:collapse;background:var(--card);}
th,td{padding:10px 12px;text-align:right;border-bottom:1px solid var(--border);font-size:13.5px;}
th{background:#f9fafb;color:var(--muted);font-weight:600;}
tr:hover td{background:#fafbfc;}

.badge{padding:3px 10px;border-radius:20px;font-size:12px;display:inline-block;}
.badge-green{background:#e8f7ee;color:var(--success);}
.badge-red{background:#fdecea;color:var(--danger);}
.badge-gray{background:#f0f0f0;color:var(--muted);}
.badge-gold{background:#fbf1de;color:var(--gold);}

form.inline{display:inline;}
label{display:block;font-size:13px;margin-bottom:5px;color:var(--muted);}
input,select,textarea{
  width:100%;padding:9px 10px;border:1px solid var(--border);border-radius:7px;
  font-family:inherit;font-size:13.5px;margin-bottom:14px;
}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:16px;}
.stat-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:16px;margin-bottom:24px;}
.stat-card{background:var(--card);border:1px solid var(--border);border-radius:10px;padding:18px;text-align:center;}
.stat-card .num{font-size:26px;font-weight:bold;color:var(--navy);}
.stat-card .lbl{font-size:12.5px;color:var(--muted);margin-top:4px;}