:root{
  --c-navy:#1B3A5C;
  --c-navy-dark:#142A44;
  --c-navy-soft:#22497A;
  --c-orange:#F39C2F;
  --c-orange-dark:#D8851A;
  --c-green:#22C55E;
  --c-red:#E84545;
  --c-amber:#F4B942;
  --c-surface:#F5F7FA;
  --c-surface-2:#EAEEF4;
  --c-border:#E1E6EE;
  --c-text:#1F2937;
  --c-muted:#6B7280;
  --c-white:#FFFFFF;
  --radius:10px;
  --shadow-sm:0 1px 2px rgba(20,42,68,.06);
  --shadow:0 4px 14px rgba(20,42,68,.08);
}

*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  font-family:"Cairo","Tajawal","Segoe UI",system-ui,sans-serif;
  background:var(--c-surface);
  color:var(--c-text);
  direction:rtl;
  font-size:15px;
  line-height:1.6;
}
a{color:var(--c-navy-soft);text-decoration:none}
a:hover{color:var(--c-orange)}

/* ---------- Layout ---------- */
.layout{display:grid;grid-template-columns:260px 1fr;min-height:100vh}
.sidebar{
  background:var(--c-navy);
  color:#E6EDF7;
  padding:20px 0;
  position:sticky;top:0;height:100vh;overflow-y:auto;
}
.sidebar .brand{padding:0 22px 18px;border-bottom:1px solid rgba(255,255,255,.08);margin-bottom:14px}
.sidebar .brand h1{margin:0;font-size:22px;color:#fff;letter-spacing:.5px}
.sidebar .brand small{color:#A7BBD6;font-size:12px}
.sidebar nav a{
  display:flex;align-items:center;gap:10px;
  padding:11px 22px;color:#CBD7E8;font-size:14px;
  border-right:3px solid transparent;transition:all .15s;
}
.sidebar nav a:hover{background:var(--c-navy-soft);color:#fff}
.sidebar nav a.active{background:var(--c-navy-dark);color:#fff;border-right-color:var(--c-orange)}
.sidebar .nav-group{padding:14px 22px 6px;font-size:11px;color:#8AA0BD;text-transform:uppercase;letter-spacing:1px}

.main{display:flex;flex-direction:column;min-width:0}
.topbar{
  background:var(--c-white);
  padding:14px 28px;
  border-bottom:1px solid var(--c-border);
  display:flex;align-items:center;justify-content:space-between;
  box-shadow:var(--shadow-sm);
}
.topbar .school-name{color:var(--c-navy);font-weight:600}
.topbar .user-chip{display:flex;align-items:center;gap:12px;color:var(--c-muted);font-size:13px}
.topbar .user-chip .name{color:var(--c-text);font-weight:600}

.content{padding:24px 28px;flex:1}
.page-title{display:flex;align-items:center;justify-content:space-between;margin:0 0 18px}
.page-title h2{margin:0;color:var(--c-navy);font-size:22px}
.page-title .sub{color:var(--c-muted);font-size:13px;margin-top:4px}

/* ---------- Cards ---------- */
.card{
  background:var(--c-white);
  border:1px solid var(--c-border);
  border-radius:var(--radius);
  padding:18px;
  box-shadow:var(--shadow-sm);
}
.card+.card{margin-top:16px}
.card h3{margin:0 0 14px;color:var(--c-navy);font-size:16px;padding-bottom:10px;border-bottom:1px solid var(--c-surface-2)}

.grid{display:grid;gap:16px}
.grid-2{grid-template-columns:repeat(2,1fr)}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}
@media(max-width:900px){.grid-3,.grid-4{grid-template-columns:repeat(2,1fr)}}

/* ---------- Stat cards ---------- */
.stat{
  background:var(--c-white);border:1px solid var(--c-border);
  border-radius:var(--radius);padding:18px;display:flex;justify-content:space-between;align-items:center;
}
.stat .label{color:var(--c-muted);font-size:13px;margin-bottom:6px}
.stat .value{font-size:28px;font-weight:700;color:var(--c-navy)}
.stat .icon{
  width:48px;height:48px;border-radius:12px;display:flex;align-items:center;justify-content:center;
  background:rgba(243,156,47,.12);color:var(--c-orange);font-size:22px;
}
.stat.green .icon{background:rgba(34,197,94,.12);color:var(--c-green)}
.stat.navy .icon{background:rgba(27,58,92,.10);color:var(--c-navy)}
.stat.red .icon{background:rgba(232,69,69,.12);color:var(--c-red)}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;gap:6px;
  padding:9px 16px;border-radius:8px;border:none;cursor:pointer;
  font-family:inherit;font-size:14px;font-weight:600;transition:all .15s;
}
.btn-primary{background:var(--c-orange);color:#fff}
.btn-primary:hover{background:var(--c-orange-dark)}
.btn-navy{background:var(--c-navy);color:#fff}
.btn-navy:hover{background:var(--c-navy-soft)}
.btn-ghost{background:transparent;color:var(--c-navy);border:1px solid var(--c-border)}
.btn-ghost:hover{background:var(--c-surface-2)}
.btn-danger{background:var(--c-red);color:#fff}
.btn-danger:hover{background:#C73838}
.btn-sm{padding:6px 11px;font-size:12.5px}

/* ---------- Tables ---------- */
table.data{
  width:100%;border-collapse:separate;border-spacing:0;
  background:#fff;border-radius:var(--radius);overflow:hidden;
  border:1px solid var(--c-border);
}
table.data th,table.data td{padding:11px 14px;text-align:right;font-size:14px}
table.data thead{background:var(--c-surface-2);color:var(--c-navy)}
table.data th{font-weight:600;font-size:13px}
table.data tbody tr{border-top:1px solid var(--c-surface-2)}
table.data tbody tr:hover{background:#FAFBFD}
table.data .actions{display:flex;gap:6px;justify-content:flex-end}

/* ---------- Forms ---------- */
.form-row{display:grid;gap:14px;margin-bottom:14px}
.form-row.cols-2{grid-template-columns:repeat(2,1fr)}
.form-row.cols-3{grid-template-columns:repeat(3,1fr)}
.field label{display:block;font-size:13px;color:var(--c-navy);margin-bottom:6px;font-weight:600}
.field input,.field select,.field textarea{
  width:100%;padding:10px 12px;border-radius:8px;
  border:1px solid var(--c-border);background:#fff;
  font-family:inherit;font-size:14px;color:var(--c-text);
}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--c-orange);box-shadow:0 0 0 3px rgba(243,156,47,.15);
}
.field .hint{color:var(--c-muted);font-size:12px;margin-top:4px}
.checkbox{display:inline-flex;align-items:center;gap:6px;font-size:13px}

/* ---------- Badges ---------- */
.badge{display:inline-block;padding:3px 10px;border-radius:999px;font-size:12px;font-weight:600}
.badge.ok{background:rgba(34,197,94,.13);color:#1A8C45}
.badge.warn{background:rgba(244,185,66,.18);color:#A66A00}
.badge.danger{background:rgba(232,69,69,.13);color:#B22B2B}
.badge.navy{background:rgba(27,58,92,.10);color:var(--c-navy)}
.badge.muted{background:var(--c-surface-2);color:var(--c-muted)}

/* ---------- Alerts ---------- */
.alert{padding:11px 14px;border-radius:8px;margin-bottom:12px;font-size:14px;border:1px solid transparent}
.alert.success{background:#E9F7EF;color:#1A8C45;border-color:#BBE5C8}
.alert.danger{background:#FDEDED;color:#B22B2B;border-color:#F5C7C7}
.alert.warning{background:#FFF6E5;color:#9A6500;border-color:#FAE0A8}
.alert.info{background:#E8F0FA;color:#1B3A5C;border-color:#C9D9EF}

/* ---------- Permission matrix ---------- */
.perm-matrix{width:100%;border-collapse:collapse;font-size:13px}
.perm-matrix th,.perm-matrix td{padding:8px 10px;border:1px solid var(--c-border);text-align:center}
.perm-matrix th{background:var(--c-surface-2);color:var(--c-navy)}
.perm-matrix td:first-child{text-align:right;font-weight:600}

/* ---------- Login ---------- */
.auth-wrap{
  min-height:100vh;display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,#1B3A5C 0%,#142A44 100%);
  padding:24px;
}
.auth-card{
  background:#fff;border-radius:14px;padding:32px;width:100%;max-width:420px;
  box-shadow:0 20px 60px rgba(0,0,0,.25);
}
.auth-card .brand{text-align:center;margin-bottom:22px}
.auth-card .brand h1{margin:0;color:var(--c-navy);font-size:30px}
.auth-card .brand .accent{height:3px;width:60px;background:var(--c-orange);margin:8px auto 0;border-radius:2px}
.auth-card .brand p{color:var(--c-muted);font-size:13px;margin:10px 0 0}

/* ---------- Utility ---------- */
.flex{display:flex;align-items:center;gap:10px}
.flex-between{display:flex;align-items:center;justify-content:space-between;gap:10px}
.mt-0{margin-top:0}
.mt-1{margin-top:8px}
.mt-2{margin-top:16px}
.mt-3{margin-top:24px}
.text-muted{color:var(--c-muted)}
.text-orange{color:var(--c-orange)}
.text-navy{color:var(--c-navy)}