/* Enhanced Base and RTL Support */
body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, var(--surface-1) 0%, var(--surface-2) 100%);
    color: var(--text-primary);
    line-height: 1.6;
    font-weight: 400;
    transition: all var(--transition-normal);
}

/* Enhanced Card Styles */
.card {
    border: 1px solid var(--border-primary);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    background: var(--surface-primary);
    margin-bottom: 1rem;
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.card::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--brand-primary-gradient);
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.card:hover::after {
    opacity: 1;
}

.card-header {
    background: linear-gradient(135deg, var(--surface-secondary) 0%, var(--surface-tertiary) 100%);
    border-bottom: 1px solid var(--border-primary);
    padding: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
}

/* Enhanced Table Styles */
.table { 
    margin-bottom: 0;
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

.table th {
    border-top: none;
    background: var(--brand-primary-gradient);
    color: white;
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.875rem;
    letter-spacing: 0.5px;
    padding: 1rem 0.75rem;
    position: relative;
}

.table th::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: rgba(255, 255, 255, 0.2);
}

.table td {
    vertical-align: middle;
    padding: 0.875rem 0.75rem;
    border-bottom: 1px solid var(--border-primary);
    transition: all var(--transition-fast);
}

.table tbody tr:hover {
    background-color: var(--primary-bg-subtle);
    transform: translateX(2px);
    box-shadow: var(--shadow-sm);
}

/* Enhanced Button Styles */
.btn {
    border-radius: var(--radius-sm);
    padding: 0.625rem 1.5rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-size: 0.875rem;
    transition: all var(--transition-fast);
    position: relative;
    overflow: hidden;
    border: none;
}

.btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: width 0.3s, height 0.3s;
}

.btn:hover::before {
    width: 300px;
    height: 300px;
}

.btn:hover {
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.btn-primary {
    background: var(--brand-primary-gradient);
    box-shadow: var(--shadow-primary);
}

.btn-success {
    background: var(--brand-success-gradient);
    box-shadow: var(--shadow-success);
}

.btn-warning {
    background: var(--brand-warning-gradient);
    box-shadow: var(--shadow-warning);
    color: var(--text-primary);
}

.btn-danger {
    background: var(--brand-danger-gradient);
    box-shadow: var(--shadow-danger);
}

.btn-info {
    background: var(--brand-info-gradient);
    box-shadow: var(--shadow-info);
}

.btn-group .btn {
    padding: 0.375rem 0.75rem;
    font-size: 0.8125rem;
}

/* Form styles */
.form-control, .form-select {
    border-radius: var(--radius-sm);
    border: 1px solid var(--bs-border-color);
    padding: 0.5rem;
    background: var(--surface-0);
    color: var(--text);
}

.form-control:focus, .form-select:focus {
    border-color: var(--brand-primary-600);
    box-shadow: var(--focus);
}

/* Modal styles */
.modal-content { border: none; border-radius: var(--radius); }

.modal-header {
    border-bottom: 1px solid var(--border);
    background-color: var(--surface-2);
    border-radius: var(--radius) var(--radius) 0 0;
}

.modal-footer {
    border-top: 1px solid var(--border);
    background-color: var(--surface-2);
    border-radius: 0 0 var(--radius) var(--radius);
}

/* Dashboard cards */
.card.bg-primary, .card.bg-success, .card.bg-warning, .card.bg-info { border: none; }

.card.bg-primary .card-body, 
.card.bg-success .card-body, 
.card.bg-warning .card-body, 
.card.bg-info .card-body {
    padding: 1.5rem;
}

.card .card-title { margin-bottom: 0.75rem; font-size: 1rem; }

.card .card-text { font-size: 1.75rem; font-weight: bold; margin-bottom: 0; }

/* Status badges */
.badge { padding: 0.5em 0.75em; font-weight: 500; }

/* Navigation */
.navbar { box-shadow: var(--shadow-sm); }

.navbar-brand { font-weight: 600; }

.nav-link { padding: 0.5rem 1rem; }

.nav-link i { margin-left: 0.5rem; }

/* Sticky table header utility */
.table-sticky thead th {
    position: sticky;
    top: 0;
    z-index: 2;
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .container {
        padding: 1rem;
    }
    
    .card {
        margin-bottom: 1rem;
    }
    
    .table-responsive {
        margin-bottom: 1rem;
    }
}

/* Print styles */
@media print {
    .no-print {
        display: none !important;
    }
    
    .card {
        box-shadow: none;
        border: 1px solid #dee2e6;
    }
    
    .table td, .table th {
        padding: 0.5rem;
    }
}

/* Enhanced RTL Support */
html[dir="rtl"] .navbar-nav {
    margin-right: auto;
    margin-left: 0;
}

html[dir="rtl"] .dropdown-menu {
    right: 0;
    left: auto;
}

html[dir="rtl"] .nav-link::after {
    right: 50%;
    left: auto;
    transform: translateX(50%);
}

html[dir="rtl"] .table tbody tr:hover {
    transform: translateX(-2px);
}

html[dir="rtl"] .list-group-item:hover {
    transform: translateX(-4px);
}

html[dir="rtl"] .card::after {
    right: 0;
    left: auto;
}

/* Arabic Typography Enhancements */
html[lang="ar"] {
    font-family: 'Tajawal', 'Cairo', 'Amiri', sans-serif;
}

html[lang="ar"] .btn {
    letter-spacing: normal;
}

html[lang="ar"] .table th {
    letter-spacing: normal;
    text-transform: none;
}

html[lang="ar"] h1, html[lang="ar"] h2, html[lang="ar"] h3,
html[lang="ar"] h4, html[lang="ar"] h5, html[lang="ar"] h6 {
    font-weight: 600;
    line-height: 1.4;
}

/* Enhanced Loading and Animation States */
.loading {
    opacity: 0.6;
    pointer-events: none;
    position: relative;
}

.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 20px;
    height: 20px;
    margin: -10px 0 0 -10px;
    border: 2px solid var(--brand-primary);
    border-top: 2px solid transparent;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Fade in animation */
.fade-in {
    animation: fadeIn 0.5s ease-in;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Slide up animation */
.slide-up {
    animation: slideUp 0.6s ease-out;
}

@keyframes slideUp {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Scale animation */
.scale-in {
    animation: scaleIn 0.3s ease-out;
}

@keyframes scaleIn {
    from { opacity: 0; transform: scale(0.9); }
    to { opacity: 1; transform: scale(1); }
}

/* Pulse animation */
.pulse {
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.7; }
}

/* Enhanced Utilities */
.text-primary { color: var(--brand-primary) !important; }
.text-primary-emphasis { color: var(--primary-text-emphasis) !important; }
.text-secondary { color: var(--text-secondary) !important; }
.text-muted { color: var(--text-muted) !important; }
.text-strong { color: var(--text-strong) !important; }

.bg-primary { background: var(--brand-primary-gradient) !important; }
.bg-primary-subtle { background-color: var(--primary-bg-subtle) !important; }
.bg-surface-1 { background-color: var(--surface-1) !important; }
.bg-surface-2 { background-color: var(--surface-2) !important; }
.bg-surface-3 { background-color: var(--surface-3) !important; }

.border-primary { border-color: var(--brand-primary) !important; }
.border-primary-subtle { border-color: var(--primary-border-subtle) !important; }
.border-light { border-color: var(--border-light) !important; }
.border-strong { border-color: var(--border-strong) !important; }

/* Shadow utilities */
.shadow-xs { box-shadow: var(--shadow-xs) !important; }
.shadow-sm { box-shadow: var(--shadow-sm) !important; }
.shadow { box-shadow: var(--shadow) !important; }
.shadow-md { box-shadow: var(--shadow-md) !important; }
.shadow-lg { box-shadow: var(--shadow-lg) !important; }
.shadow-xl { box-shadow: var(--shadow-xl) !important; }
.shadow-2xl { box-shadow: var(--shadow-2xl) !important; }

/* Radius utilities */
.rounded-xs { border-radius: var(--radius-xs) !important; }
.rounded-sm { border-radius: var(--radius-sm) !important; }
.rounded { border-radius: var(--radius) !important; }
.rounded-lg { border-radius: var(--radius-lg) !important; }
.rounded-xl { border-radius: var(--radius-xl) !important; }
.rounded-2xl { border-radius: var(--radius-2xl) !important; }

/* Enhanced Form Styles */
.form-control, .form-select {
    border-radius: var(--radius-sm);
    border: 2px solid var(--border-primary);
    padding: 0.75rem 1rem;
    background: var(--surface-primary);
    color: var(--text-primary);
    font-size: 0.9375rem;
    transition: all var(--transition-fast);
    box-shadow: var(--shadow-xs);
}

.form-control:focus, .form-select:focus {
    border-color: var(--brand-primary);
    box-shadow: var(--focus-primary);
    transform: translateY(-1px);
    background: var(--surface-primary);
    outline: none;
}

.form-control::placeholder {
    color: var(--text-tertiary);
    font-style: italic;
}

.form-label {
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.75rem;
    font-size: 0.9375rem;
}

.form-floating > .form-control:focus ~ label,
.form-floating > .form-control:not(:placeholder-shown) ~ label {
    color: var(--brand-primary);
    font-weight: 600;
}

/* Enhanced Sticky Table Headers */
.table-sticky thead th {
    position: sticky;
    top: 0;
    z-index: 10;
    background: var(--brand-primary-gradient);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    backdrop-filter: blur(10px);
}

/* Enhanced List Group */
.list-group-item {
    border: 1px solid var(--border-primary);
    background: var(--surface-primary);
    color: var(--text-primary);
    transition: all var(--transition-fast);
}

.list-group-item:hover {
    background: var(--primary-bg-subtle);
    transform: translateX(4px);
    box-shadow: var(--shadow-sm);
}

.list-group-item.active {
    background: var(--brand-primary-gradient);
    border-color: var(--brand-primary);
    color: white;
}

/* Enhanced Navbar */
.navbar {
    backdrop-filter: blur(4px);
    background: rgba(11, 58, 83, 0.95) !important;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.navbar-brand {
    font-weight: 700;
    font-size: 1.5rem;
    transition: transform var(--transition-fast);
}

.navbar-brand:hover {
    transform: scale(1.05);
}

.nav-link {
    transition: all var(--transition-fast);
    position: relative;
    font-weight: 500;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--brand-accent);
    transition: all var(--transition-fast);
    transform: translateX(-50%);
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 80%;
}

/* Enhanced Pagination */
.pagination .page-link {
    border: 1px solid var(--border-primary);
    color: var(--text-primary);
    background: var(--surface-primary);
    transition: all var(--transition-fast);
    border-radius: var(--radius-sm);
    margin: 0 2px;
}

.pagination .page-link:hover {
    background: var(--primary-bg-subtle);
    border-color: var(--brand-primary);
    color: var(--primary-text-emphasis);
    transform: translateY(-1px);
    box-shadow: var(--shadow-sm);
}

.pagination .page-item.active .page-link {
    background: var(--brand-primary-gradient);
    border-color: var(--brand-primary);
    color: white;
    box-shadow: var(--shadow-primary);
}

/* Enhanced Modal */
.modal-content {
    border: none;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    background: var(--surface-primary);
}

.modal-header {
    background: var(--surface-secondary);
    border-bottom: 1px solid var(--border-primary);
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
    padding: 1.5rem;
}

.modal-title {
    color: var(--text-primary);
    font-weight: 600;
}

.modal-body {
    padding: 1.5rem;
    color: var(--text-primary);
}

.modal-footer {
    background: var(--surface-secondary);
    border-top: 1px solid var(--border-primary);
    border-radius: 0 0 var(--radius-lg) var(--radius-lg);
    padding: 1.5rem;
}

/* Enhanced Print Styles */
@media print {
    .navbar, .sidebar, .footer, .btn, .pagination {
        display: none !important;
    }
    
    .card {
        border: 1px solid #000 !important;
        box-shadow: none !important;
        background: white !important;
        margin-bottom: 1rem !important;
    }
    
    .card-header {
        background: #f8f9fa !important;
        color: #000 !important;
    }
    
    .table {
        border-collapse: collapse !important;
    }
    
    .table th {
        background: #f8f9fa !important;
        color: #000 !important;
        border: 1px solid #000 !important;
    }
    
    .table td {
        border: 1px solid #000 !important;
        color: #000 !important;
    }
    
    body {
        background: white !important;
        color: #000 !important;
    }
    
    .text-primary, .text-success, .text-warning, 
    .text-danger, .text-info {
        color: #000 !important;
    }
}