@import url('https://fonts.googleapis.com/css2?family=IBM+Plex+Sans+Arabic:wght@300;400;500;600;700&family=Tajawal:wght@400;500;700;800&display=swap');
:root{--primary:#1a3a5c;--primary-light:#234b75;--accent:#c8a84b;--accent-light:#e8c96a;--success:#059669;--danger:#dc2626;--warning:#d97706;--info:#0284c7;--bg:#f0f4f8;--surface:#ffffff;--surface2:#f8fafc;--border:#e2e8f0;--text:#1e293b;--text-muted:#64748b;--text-light:#94a3b8;--shadow:0 2px 12px rgba(26,58,92,.08);--shadow-lg:0 8px 32px rgba(26,58,92,.14);--radius:12px;--radius-sm:8px;--sidebar-width:260px;--font:\'IBM Plex Sans Arabic\',\'Tajawal\',sans-serif}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{font-size:16px;scroll-behavior:smooth}
body{font-family:var(--font);background:var(--bg);color:var(--text);direction:rtl;min-height:100vh;line-height:1.7}
a{text-decoration:none;color:inherit}
img{max-width:100%}
h1,h2,h3,h4,h5{font-family:'Tajawal','IBM Plex Sans Arabic',sans-serif;font-weight:700;line-height:1.3}
::-webkit-scrollbar{width:6px;height:6px}
::-webkit-scrollbar-track{background:var(--bg)}
::-webkit-scrollbar-thumb{background:var(--primary-light);border-radius:4px}

/* Layout */
.app-layout{display:flex;min-height:100vh}

/* Sidebar */
.sidebar{width:var(--sidebar-width);background:var(--primary);color:#fff;display:flex;flex-direction:column;position:fixed;top:0;right:0;height:100vh;z-index:100;overflow-y:auto;transition:transform .3s ease}
.sidebar-logo{padding:24px 20px 18px;border-bottom:1px solid rgba(255,255,255,.1);display:flex;align-items:center;gap:12px}
.sidebar-logo img{width:42px;height:42px;border-radius:8px;object-fit:cover}
.logo-name{font-family:'Tajawal',sans-serif;font-weight:800;font-size:14px;line-height:1.2}
.logo-sub{font-size:11px;opacity:.6;margin-top:2px}
.sidebar-nav{flex:1;padding:14px 0}
.nav-section-title{font-size:10px;font-weight:600;letter-spacing:.08em;text-transform:uppercase;opacity:.5;padding:14px 20px 5px}
.nav-item{display:flex;align-items:center;gap:11px;padding:11px 20px;font-size:13.5px;font-weight:500;cursor:pointer;transition:all .2s;border-right:3px solid transparent;color:rgba(255,255,255,.75);text-decoration:none}
.nav-item:hover{background:rgba(255,255,255,.08);color:#fff}
.nav-item.active{background:rgba(200,168,75,.15);border-right-color:var(--accent);color:var(--accent-light)}
.nav-icon{font-size:17px;width:20px;text-align:center}
.sidebar-footer{padding:14px 20px;border-top:1px solid rgba(255,255,255,.1)}
.user-card{display:flex;align-items:center;gap:10px}
.user-avatar{width:36px;height:36px;border-radius:50%;background:var(--accent);display:flex;align-items:center;justify-content:center;font-weight:700;font-size:15px;color:var(--primary);flex-shrink:0}
.user-name{font-size:13px;font-weight:600}
.user-role{font-size:11px;opacity:.6}
.logout-btn{margin-right:auto;background:none;border:none;color:rgba(255,255,255,.5);cursor:pointer;font-size:18px;transition:color .2s;text-decoration:none}
.logout-btn:hover{color:#ef4444}

/* Main content */
.main-content{margin-right:var(--sidebar-width);flex:1;min-height:100vh;display:flex;flex-direction:column}
.topbar{background:var(--surface);border-bottom:1px solid var(--border);padding:0 24px;height:62px;display:flex;align-items:center;gap:14px;position:sticky;top:0;z-index:50}
.page-title-area{flex:1}
.page-title{font-size:17px;font-weight:700;font-family:'Tajawal',sans-serif}
.page-breadcrumb{font-size:12px;color:var(--text-muted)}
.topbar-actions{display:flex;align-items:center;gap:8px}
.page-body{flex:1;padding:24px}

/* Stats */
.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(190px,1fr));gap:14px;margin-bottom:24px}
.stat-card{background:var(--surface);border-radius:var(--radius);padding:18px;display:flex;align-items:center;gap:14px;box-shadow:var(--shadow);border:1px solid var(--border);transition:transform .2s,box-shadow .2s}
.stat-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg)}
.stat-icon{width:50px;height:50px;border-radius:11px;display:flex;align-items:center;justify-content:center;font-size:22px;flex-shrink:0}
.stat-icon.blue{background:#dbeafe}.stat-icon.green{background:#d1fae5}.stat-icon.gold{background:#fef3c7}.stat-icon.purple{background:#ede9fe}.stat-icon.red{background:#fee2e2}
.stat-value{font-family:'Tajawal',sans-serif;font-size:26px;font-weight:800;color:var(--primary);line-height:1}
.stat-label{font-size:12.5px;color:var(--text-muted);margin-top:3px}

/* Cards */
.card{background:var(--surface);border-radius:var(--radius);padding:18px;box-shadow:var(--shadow);border:1px solid var(--border)}
.card-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px;gap:10px}
.card-title{font-size:14.5px;font-weight:700;font-family:'Tajawal',sans-serif}

/* Buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:9px 18px;border-radius:var(--radius-sm);font-size:13.5px;font-weight:600;font-family:var(--font);cursor:pointer;border:none;transition:all .2s;text-decoration:none}
.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover{background:var(--primary-light);transform:translateY(-1px)}
.btn-accent{background:var(--accent);color:var(--primary)}.btn-accent:hover{background:var(--accent-light)}
.btn-success{background:var(--success);color:#fff}.btn-danger{background:var(--danger);color:#fff}
.btn-outline{background:transparent;border:1.5px solid var(--border);color:var(--text)}.btn-outline:hover{border-color:var(--primary);color:var(--primary)}
.btn-sm{padding:6px 12px;font-size:12px}.btn-lg{padding:13px 28px;font-size:15px}
.btn-icon{width:32px;height:32px;padding:0;border-radius:7px}

/* Tables */
.table-wrap{overflow-x:auto}
table.data-table{width:100%;border-collapse:collapse;font-size:13.5px}
.data-table thead th{background:var(--bg);padding:9px 13px;text-align:right;font-weight:600;color:var(--text-muted);font-size:12px;border-bottom:2px solid var(--border)}
.data-table tbody tr{border-bottom:1px solid var(--border);transition:background .15s}
.data-table tbody tr:hover{background:var(--surface2)}
.data-table td{padding:11px 13px;vertical-align:middle}
td.empty-state{text-align:center;padding:48px !important;color:var(--text-light)}

/* Badges */
.badge{display:inline-flex;align-items:center;padding:3px 9px;border-radius:20px;font-size:11.5px;font-weight:600}
.badge-success{background:#d1fae5;color:#065f46}.badge-warning{background:#fef3c7;color:#92400e}
.badge-danger{background:#fee2e2;color:#991b1b}.badge-info{background:#dbeafe;color:#1e40af}
.badge-muted{background:#f1f5f9;color:#475569}

/* Forms */
.form-group{margin-bottom:14px}
.form-label{display:block;font-size:13px;font-weight:600;color:var(--text);margin-bottom:5px}
.form-label span{color:var(--danger);margin-right:2px}
.form-control{width:100%;padding:9px 13px;border:1.5px solid var(--border);border-radius:var(--radius-sm);font-size:13.5px;font-family:var(--font);color:var(--text);background:var(--surface);transition:border-color .2s,box-shadow .2s;direction:rtl}
.form-control:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px rgba(26,58,92,.08)}
.form-control::placeholder{color:var(--text-light)}
select.form-control{appearance:none}
textarea.form-control{resize:vertical;min-height:90px}

/* Alerts */
.alert-success,.alert-error{padding:11px 16px;border-radius:var(--radius-sm);font-size:13.5px;margin-bottom:16px;font-weight:500}
.alert-success{background:#d1fae5;color:#065f46;border:1px solid #a7f3d0}
.alert-error{background:#fee2e2;color:#991b1b;border:1px solid #fecaca}

/* Tabs */
.tab-bar{display:flex;gap:2px;margin-bottom:18px;border-bottom:2px solid var(--border)}
.tab-btn{padding:10px 20px;border:none;background:none;font-family:var(--font);font-size:13.5px;font-weight:500;color:var(--text-muted);cursor:pointer;border-bottom:2px solid transparent;margin-bottom:-2px;text-decoration:none;transition:all .2s}
.tab-btn.active,.tab-btn:hover{color:var(--primary);font-weight:700;border-bottom-color:var(--primary)}

/* Filter bar */
.filter-bar{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:14px}
.search-input{flex:1;min-width:180px;padding:8px 13px;border:1.5px solid var(--border);border-radius:var(--radius-sm);font-size:13px;font-family:var(--font);direction:rtl;transition:border-color .2s}
.search-input:focus{outline:none;border-color:var(--primary)}

/* Pagination */
.pagination{display:flex;gap:6px;justify-content:center;margin-top:16px;flex-wrap:wrap}
.page-btn{padding:6px 12px;border:1.5px solid var(--border);border-radius:6px;font-size:13px;color:var(--text-muted);transition:all .2s;text-decoration:none}
.page-btn:hover,.page-btn.active{background:var(--primary);color:#fff;border-color:var(--primary)}

/* Grids */
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.grid-3{display:grid;grid-template-columns:1fr 1fr 1fr;gap:16px}

/* Empty state */
.empty-state{text-align:center;padding:48px 20px;color:var(--text-muted)}
.empty-icon{font-size:44px;margin-bottom:10px}
.empty-state h3{font-size:15px;margin-bottom:6px}
.empty-state p{font-size:13px}

/* Auth pages */
.auth-page{min-height:100vh;background:linear-gradient(135deg,var(--primary) 0%,#0f2642 100%);display:flex;align-items:center;justify-content:center;padding:20px}
.auth-card{background:var(--surface);border-radius:16px;padding:38px;width:100%;max-width:420px;box-shadow:0 20px 60px rgba(0,0,0,.3)}
.auth-logo{text-align:center;margin-bottom:26px}
.auth-logo .icon{font-size:46px;margin-bottom:8px}
.auth-logo h1{font-size:19px;color:var(--primary);font-family:'Tajawal',sans-serif}
.auth-logo p{font-size:13px;color:var(--text-muted);margin-top:3px}

/* Public nav */
.public-nav{background:var(--primary);padding:0 5%;height:68px;display:flex;align-items:center;justify-content:space-between;position:sticky;top:0;z-index:100;box-shadow:0 2px 20px rgba(0,0,0,.2)}
.nav-brand{display:flex;align-items:center;gap:12px;color:#fff}
.brand-name{font-family:'Tajawal',sans-serif;font-size:15px;font-weight:800;line-height:1.2}
.nav-links{display:flex;align-items:center;gap:6px;flex-wrap:wrap}
.nav-link{color:rgba(255,255,255,.75);padding:7px 13px;border-radius:7px;font-size:13.5px;font-weight:500;transition:all .2s;text-decoration:none}
.nav-link:hover{background:rgba(255,255,255,.1);color:#fff}
.nav-link.btn-cta{background:var(--accent);color:var(--primary);font-weight:700}
.nav-link.btn-cta:hover{background:var(--accent-light)}

/* Hero */
.hero{background:linear-gradient(135deg,var(--primary) 0%,#0f2642 50%,#1a3a5c 100%);color:#fff;padding:80px 5%;text-align:center;position:relative;overflow:hidden}
.hero::before{content:'';position:absolute;inset:0;background:radial-gradient(circle at 70% 50%,rgba(200,168,75,.12) 0%,transparent 60%)}
.hero-badge{display:inline-flex;align-items:center;gap:6px;background:rgba(200,168,75,.2);border:1px solid rgba(200,168,75,.4);color:var(--accent-light);padding:6px 16px;border-radius:20px;font-size:13px;font-weight:600;margin-bottom:18px;position:relative}
.hero h1{font-family:'Tajawal',sans-serif;font-size:clamp(26px,5vw,46px);font-weight:800;margin-bottom:14px;position:relative}
.hero p{font-size:16px;opacity:.8;max-width:580px;margin:0 auto 28px;position:relative}
.hero-actions{display:flex;gap:12px;justify-content:center;flex-wrap:wrap;position:relative}

/* Courses */
.courses-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(290px,1fr));gap:18px}
.course-card{background:var(--surface);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);border:1px solid var(--border);transition:transform .2s,box-shadow .2s}
.course-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}
.course-img{height:155px;background:linear-gradient(135deg,var(--primary),var(--primary-light));display:flex;align-items:center;justify-content:center;overflow:hidden}
.course-body{padding:15px}
.course-category{font-size:11px;font-weight:700;color:var(--accent);letter-spacing:.05em;margin-bottom:5px}
.course-title{font-size:14.5px;font-weight:700;margin-bottom:9px;line-height:1.4}
.course-meta{display:flex;flex-direction:column;gap:4px;margin-bottom:12px}
.course-meta-item{display:flex;align-items:center;gap:7px;font-size:12.5px;color:var(--text-muted)}
.course-footer{display:flex;align-items:center;justify-content:space-between;padding:11px 15px;border-top:1px solid var(--border);background:var(--surface2)}
.course-capacity{font-size:12px;color:var(--text-muted)}
.capacity-bar{width:80px;height:4px;background:var(--border);border-radius:4px;overflow:hidden;margin-top:3px}
.capacity-fill{height:100%;background:var(--success);border-radius:4px;transition:width .3s}

/* Category filter buttons */
.cat-filter-btn{padding:6px 14px;border-radius:20px;border:1.5px solid var(--border);background:#fff;font-size:12px;cursor:pointer;text-decoration:none;color:var(--text);font-family:var(--font);transition:all .2s;display:inline-block}
.cat-filter-btn:hover,.cat-filter-btn.active{background:var(--primary);color:#fff;border-color:var(--primary)}

/* Certificate */
.cert-preview{background:#fffef8;border:8px double var(--accent);border-radius:4px;padding:40px;text-align:center;font-family:'Tajawal',sans-serif;max-width:720px;margin:0 auto;position:relative}
.cert-preview::before{content:'';position:absolute;inset:12px;border:2px solid rgba(200,168,75,.3);border-radius:2px;pointer-events:none}
.cert-header{margin-bottom:20px}
.cert-org{font-size:18px;font-weight:800;color:var(--primary)}
.cert-subtitle{font-size:13px;color:var(--text-muted)}
.cert-name{font-size:28px;font-weight:800;color:var(--primary);margin:8px 0}
.cert-text{font-size:14px;color:var(--text);line-height:1.8}
.cert-course{font-size:18px;font-weight:700;color:var(--accent);margin:6px 0}
.cert-label{font-size:13px;color:var(--text-muted)}
.cert-footer{margin-top:30px;display:grid;grid-template-columns:1fr 1fr 1fr;gap:16px;font-size:12px}
.cert-sign{border-top:1px solid var(--border);padding-top:8px}
.cert-sign-label{color:var(--text-muted)}
.cert-sign-name{font-weight:700;color:var(--primary);margin-top:4px}
.cert-qr{display:flex;flex-direction:column;align-items:center;gap:4px}
.cert-number{font-size:11px;color:var(--text-light);letter-spacing:.04em}

/* Skeleton */
.skeleton{background:linear-gradient(90deg,#f0f4f8 25%,#e2e8f0 50%,#f0f4f8 75%);background-size:200% 100%;animation:shimmer 1.5s infinite;border-radius:6px}
@keyframes shimmer{0%{background-position:200% 0}100%{background-position:-200% 0}}

/* Animations */
@keyframes fadeIn{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}
.fade-in{animation:fadeIn .4s ease}

/* Responsive */
@media(max-width:768px){
  .sidebar{transform:translateX(100%)}
  .sidebar.open{transform:none}
  .main-content{margin-right:0}
  .grid-2,.grid-3{grid-template-columns:1fr}
  .stats-grid{grid-template-columns:1fr 1fr}
  .page-body{padding:14px}
  .topbar{padding:0 14px}
}
@media(max-width:480px){
  .stats-grid{grid-template-columns:1fr}
  .auth-card{padding:22px}
  .courses-grid{grid-template-columns:1fr}
  .nav-links .nav-link:not(.btn-cta){display:none}
}
@media print{
  .sidebar,.topbar,.no-print{display:none!important}
  .main-content{margin:0!important}
}