:root{
  --navy:#132a52; --navy-2:#1e3f74; --red:#9c1c24; --red-2:#c22630;
  --paper:#f7f7f4; --ink:#152238; --ink-soft:#5b6577; --line:#e4e2da; --card:#fff;
}
*{box-sizing:border-box;}
body{margin:0;background:var(--paper);color:var(--ink);font-family:'Tajawal',sans-serif;}
a{color:inherit;text-decoration:none;}
img{max-width:100%;}

.site-header{position:sticky;top:0;z-index:20;background:var(--paper);border-bottom:1px solid var(--line);}
.nav{max-width:1180px;margin:0 auto;display:flex;align-items:center;justify-content:space-between;padding:14px 24px;gap:16px;flex-wrap:wrap;}
.brand{display:flex;align-items:center;gap:12px;}
.brand img{width:42px;height:42px;border-radius:50%;}
.brand .txt b{display:block;font-size:14px;font-weight:700;color:var(--navy);}
.brand .txt span{display:block;font-size:11.5px;color:var(--ink-soft);}
.nav-links{display:flex;align-items:center;gap:8px;flex-wrap:wrap;}

.btn{display:inline-block;padding:9px 16px;border-radius:8px;font-weight:700;font-size:13.5px;border:1.5px solid transparent;cursor:pointer;white-space:nowrap;font-family:inherit;}
.btn-ghost{color:var(--navy);border-color:var(--line);background:transparent;}
.btn-navy{background:var(--navy);color:#fff;}
.btn-red{background:var(--red);color:#fff;}
.btn-outline-red{color:var(--red);border-color:var(--red);background:transparent;}
.btn-sm{padding:6px 12px;font-size:12.5px;}
.btn:hover{opacity:.9;}
.btn[disabled]{opacity:.5;cursor:not-allowed;}

.page{max-width:1180px;margin:0 auto;padding:28px 24px 60px;}
.alert{padding:12px 16px;border-radius:8px;margin-bottom:18px;font-size:14px;}
.alert-success{background:#e7f5ea;color:#1e7a34;border:1px solid #bfe6c8;}
.alert-error{background:#fbe9e9;color:var(--red);border:1px solid #f2c6c8;}
.alert-info{background:#eaf1fb;color:var(--navy-2);border:1px solid #cddcf3;}

h1,h2,h3{color:var(--navy);}
.card{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:20px;}
.grid{display:grid;gap:16px;}
.grid-3{grid-template-columns:repeat(3,1fr);}
.grid-4{grid-template-columns:repeat(4,1fr);}
.grid-2{grid-template-columns:repeat(2,1fr);}
@media(max-width:900px){.grid-3,.grid-4{grid-template-columns:1fr 1fr;}}
@media(max-width:600px){.grid-2,.grid-3,.grid-4{grid-template-columns:1fr;}}

.stat{padding:18px;border-radius:14px;background:var(--card);border:1px solid var(--line);}
.stat .num{font-size:28px;font-weight:900;color:var(--navy);}
.stat .lbl{color:var(--ink-soft);font-size:13px;margin-top:4px;}

.badge{display:inline-block;font-size:11.5px;font-weight:700;padding:3px 10px;border-radius:100px;}
.badge-pending{background:#fff3d6;color:#8a6100;}
.badge-approved{background:#e7f5ea;color:#1e7a34;}
.badge-rejected{background:#fbe9e9;color:var(--red);}
.badge-suspended{background:#eee;color:#666;}
.badge-open{background:rgba(156,28,36,.08);color:var(--red);}

table{width:100%;border-collapse:collapse;background:var(--card);border-radius:12px;overflow:hidden;}
th,td{padding:10px 12px;text-align:right;border-bottom:1px solid var(--line);font-size:13.5px;}
th{background:#f1f0ea;color:var(--navy);font-weight:800;}
.table-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:12px;}
.table-wrap table{border:none;border-radius:0;}

form.box{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:24px;max-width:560px;}
form.box.wide{max-width:760px;}
.field{margin-bottom:16px;}
.field label{display:block;margin-bottom:6px;font-size:13.5px;font-weight:700;color:var(--navy);}
.field input,.field select,.field textarea{
  width:100%;padding:10px 12px;border:1.5px solid var(--line);border-radius:8px;
  font-family:inherit;font-size:14px;background:#fff;color:var(--ink);
}
.field small{display:block;margin-top:4px;color:var(--ink-soft);font-size:12px;}
.row-2{display:grid;grid-template-columns:1fr 1fr;gap:14px;}
@media(max-width:600px){.row-2{grid-template-columns:1fr;}}

.dash-layout{display:grid;grid-template-columns:220px 1fr;gap:24px;align-items:start;}
@media(max-width:800px){.dash-layout{grid-template-columns:1fr;}}
.side-nav{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:14px;position:sticky;top:80px;}
.side-nav a{display:block;padding:10px 12px;border-radius:8px;color:var(--ink);font-size:14px;margin-bottom:4px;}
.side-nav a:hover, .side-nav a.active{background:var(--navy);color:#fff;}

.lecture-card h3{margin:0 0 8px;font-size:16px;}
.lecture-card .meta{color:var(--ink-soft);font-size:13px;display:flex;flex-wrap:wrap;gap:10px;margin-bottom:8px;}

.site-footer{border-top:1px solid var(--line);margin-top:20px;}
.foot-inner{max-width:1180px;margin:0 auto;padding:24px;display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;color:var(--ink-soft);font-size:13px;}
.foot-inner b{color:var(--navy);}

.hero{padding:40px 0 20px;}
.hero h1{font-size:clamp(26px,4vw,40px);margin:0 0 12px;}
.hero p{color:var(--ink-soft);max-width:60ch;line-height:1.9;}
.hero-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:18px;}

.empty{padding:40px;text-align:center;color:var(--ink-soft);}
.section-head{display:flex;justify-content:space-between;align-items:baseline;margin:30px 0 16px;flex-wrap:wrap;gap:8px;}