/* Modern 2026 Design System - ASMS */

:root {
    --primary: #0066ff;
    --primary-dark: #0052cc;
    --secondary: #6c757d;
    --success: #10b981;
    --danger: #ef4444;
    --warning: #f59e0b;
    --info: #3b82f6;
    --light: #f3f4f6;
    --dark: #1f2937;
    --gray-100: #f9fafb;
    --gray-200: #f3f4f6;
    --gray-300: #e5e7eb;
    --gray-400: #d1d5db;
    --gray-500: #9ca3af;
    --gray-600: #6b7280;
    --gray-700: #374151;
    --gray-800: #1f2937;
    --gray-900: #111827;
    
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
}

* {
    transition: all 0.2s ease;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', 'Fira Sans', 'Droid Sans', 'Helvetica Neue', sans-serif;
    background: var(--gray-50);
    color: var(--gray-800);
}

/* Header & Navbar Modernization */
.main-header {
    background: linear-gradient(135deg, #fff 0%, var(--gray-50) 100%);
    border-bottom: 1px solid var(--gray-200) !important;
    box-shadow: var(--shadow-sm);
}

.navbar-brand {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--primary) !important;
    letter-spacing: -0.5px;
}

.navbar-nav .nav-link {
    color: var(--gray-700) !important;
    font-weight: 500;
    margin: 0 8px;
    padding: 8px 12px !important;
    border-radius: var(--radius-md);
    transition: all 0.2s ease;
}

.navbar-nav .nav-link:hover {
    background: var(--gray-100);
    color: var(--primary) !important;
}

.navbar-nav .nav-link.active {
    background: var(--primary);
    color: white !important;
}

/* Sidebar Modernization */
.main-sidebar {
    background: linear-gradient(180deg, var(--gray-900) 0%, var(--gray-800) 100%);
}

.sidebar {
    background: transparent;
}

.nav-sidebar .nav-link {
    color: rgba(255, 255, 255, 0.8) !important;
    font-weight: 500;
    padding: 12px 16px !important;
    margin: 4px 8px;
    border-radius: var(--radius-md);
    transition: all 0.3s ease;
}

.nav-sidebar .nav-link:hover {
    background: rgba(255, 255, 255, 0.1);
    color: white !important;
    transform: translateX(4px);
}

.nav-sidebar .nav-link.active {
    background: linear-gradient(90deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: white !important;
    box-shadow: 0 4px 12px rgba(0, 102, 255, 0.3);
}

.nav-sidebar .nav-treeview > .nav-item > .nav-link.active {
    background: rgba(0, 102, 255, 0.2);
    border-left: 3px solid var(--primary);
}

/* Cards Modernization */
.card {
    border: none;
    box-shadow: var(--shadow-md);
    border-radius: var(--radius-lg);
    transition: all 0.3s ease;
    background: #fff;
}

.card:hover {
    box-shadow: var(--shadow-lg);
}

.card-header {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    border: none;
    border-radius: var(--radius-lg) var(--radius-lg) 0 0 !important;
    color: white;
    padding: 16px 20px !important;
    font-weight: 600;
    font-size: 1rem;
}

.card-body {
    padding: 20px !important;
}

.card-footer {
    background: var(--gray-50);
    border-top: 1px solid var(--gray-200);
    border-radius: 0 0 var(--radius-lg) var(--radius-lg);
}

/* Buttons Modernization */
.btn {
    border: none;
    border-radius: var(--radius-md);
    font-weight: 600;
    padding: 8px 16px;
    transition: all 0.2s ease;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: white;
    box-shadow: 0 4px 12px rgba(0, 102, 255, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(0, 102, 255, 0.4);
    color: white;
}

.btn-success {
    background: linear-gradient(135deg, var(--success) 0%, #059669 100%);
    color: white;
}

.btn-danger {
    background: linear-gradient(135deg, var(--danger) 0%, #dc2626 100%);
    color: white;
}

.btn-warning {
    background: linear-gradient(135deg, var(--warning) 0%, #d97706 100%);
    color: white;
}

.btn-info {
    background: linear-gradient(135deg, var(--info) 0%, #2563eb 100%);
    color: white;
}

.btn-outline-primary {
    border: 2px solid var(--primary);
    color: var(--primary);
    background: transparent;
}

.btn-outline-primary:hover {
    background: var(--primary);
    color: white;
}

.btn-sm {
    padding: 6px 12px;
    font-size: 0.875rem;
}

.btn-lg {
    padding: 12px 24px;
    font-size: 1.125rem;
}

/* Forms Modernization */
.form-control, .form-select {
    border: 1px solid var(--gray-300);
    border-radius: var(--radius-md);
    padding: 10px 14px;
    font-size: 0.95rem;
    transition: all 0.2s ease;
}

.form-control:focus, .form-select:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(0, 102, 255, 0.1);
}

.form-group label {
    font-weight: 600;
    color: var(--gray-700);
    margin-bottom: 8px;
    font-size: 0.95rem;
}

.form-group small {
    color: var(--gray-500);
    font-size: 0.85rem;
    margin-top: 4px;
}

.input-group-text {
    background: var(--gray-100);
    border: 1px solid var(--gray-300);
    color: var(--gray-600);
}

/* Badge Modernization */
.badge {
    border-radius: 20px;
    padding: 6px 12px;
    font-weight: 600;
    font-size: 0.85rem;
}

.badge-primary {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: white;
}

.badge-success {
    background: linear-gradient(135deg, var(--success) 0%, #059669 100%);
    color: white;
}

.badge-danger {
    background: linear-gradient(135deg, var(--danger) 0%, #dc2626 100%);
    color: white;
}

.badge-warning {
    background: linear-gradient(135deg, var(--warning) 0%, #d97706 100%);
    color: white;
}

.badge-info {
    background: linear-gradient(135deg, var(--info) 0%, #2563eb 100%);
    color: white;
}

/* Tables Modernization */
.table {
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.table thead th {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: white;
    font-weight: 600;
    border: none;
    padding: 14px !important;
    text-transform: uppercase;
    font-size: 0.85rem;
    letter-spacing: 0.5px;
}

.table tbody tr {
    border-color: var(--gray-200);
    transition: all 0.2s ease;
}

.table tbody tr:hover {
    background: var(--gray-50);
    box-shadow: inset 0 0 0 1px var(--gray-200);
}

.table td {
    padding: 12px 14px !important;
    vertical-align: middle;
}

/* Alerts Modernization */
.alert {
    border: none;
    border-radius: var(--radius-lg);
    padding: 14px 16px;
    font-weight: 500;
}

.alert-primary {
    background: linear-gradient(135deg, rgba(0, 102, 255, 0.1) 0%, rgba(0, 102, 255, 0.05) 100%);
    color: var(--primary);
    border-left: 4px solid var(--primary);
}

.alert-success {
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.1) 0%, rgba(16, 185, 129, 0.05) 100%);
    color: var(--success);
    border-left: 4px solid var(--success);
}

.alert-danger {
    background: linear-gradient(135deg, rgba(239, 68, 68, 0.1) 0%, rgba(239, 68, 68, 0.05) 100%);
    color: var(--danger);
    border-left: 4px solid var(--danger);
}

.alert-warning {
    background: linear-gradient(135deg, rgba(245, 158, 11, 0.1) 0%, rgba(245, 158, 11, 0.05) 100%);
    color: var(--warning);
    border-left: 4px solid var(--warning);
}

/* Modal Modernization */
.modal-content {
    border: none;
    border-radius: var(--radius-xl);
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
}

.modal-header {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: white;
    border: none;
    border-radius: var(--radius-xl) var(--radius-xl) 0 0;
    padding: 20px 24px;
}

.modal-header .close {
    color: white;
    opacity: 0.7;
    transition: opacity 0.2s ease;
}

.modal-header .close:hover {
    opacity: 1;
}

.modal-body {
    padding: 24px;
}

.modal-footer {
    background: var(--gray-50);
    border: none;
    border-radius: 0 0 var(--radius-xl) var(--radius-xl);
    padding: 16px 24px;
}

/* Dropdown Menu Modernization */
.dropdown-menu {
    border: none;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    animation: slideDown 0.2s ease;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-8px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.dropdown-item {
    padding: 10px 16px;
    color: var(--gray-700);
    transition: all 0.2s ease;
    font-weight: 500;
}

.dropdown-item:hover {
    background: var(--gray-100);
    color: var(--primary);
}

.dropdown-divider {
    margin: 4px 0;
    background: var(--gray-200);
}

/* Progress Bar Modernization */
.progress {
    height: 6px;
    border-radius: 10px;
    background: var(--gray-200);
}

.progress-bar {
    background: linear-gradient(90deg, var(--primary) 0%, var(--primary-dark) 100%);
    border-radius: 10px;
}

/* List Group Modernization */
.list-group-item {
    border: 1px solid var(--gray-200);
    padding: 12px 16px;
    transition: all 0.2s ease;
}

.list-group-item:hover {
    background: var(--gray-50);
    border-color: var(--primary);
}

.list-group-item.active {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    border-color: var(--primary);
}

/* Utility Classes */
.shadow-sm { box-shadow: var(--shadow-sm) !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; }

.rounded-sm { border-radius: var(--radius-sm) !important; }
.rounded-md { border-radius: var(--radius-md) !important; }
.rounded-lg { border-radius: var(--radius-lg) !important; }
.rounded-xl { border-radius: var(--radius-xl) !important; }

/* Animations */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-20px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

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

.fade-in {
    animation: fadeIn 0.3s ease;
}

.slide-in-left {
    animation: slideInLeft 0.3s ease;
}

.slide-in-up {
    animation: slideInUp 0.3s ease;
}

/* Responsive Adjustments */
@media (max-width: 768px) {
    .btn {
        padding: 6px 12px;
        font-size: 0.875rem;
    }
    
    .card-body {
        padding: 16px !important;
    }
    
    .modal-body {
        padding: 16px;
    }
}

/* Loading Animation */
.loader {
    border: 3px solid var(--gray-200);
    border-top: 3px solid var(--primary);
    border-radius: 50%;
    width: 40px;
    height: 40px;
    animation: spin 1s linear infinite;
}

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

/* Hover Effects */
.card, .list-group-item, .btn {
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.btn:active {
    transform: scale(0.98);
}

/* Text Utilities */
.text-primary { color: var(--primary) !important; }
.text-success { color: var(--success) !important; }
.text-danger { color: var(--danger) !important; }
.text-warning { color: var(--warning) !important; }
.text-info { color: var(--info) !important; }
.text-muted { color: var(--gray-500) !important; }

/* Background Utilities */
.bg-primary { background: var(--primary) !important; }
.bg-success { background: var(--success) !important; }
.bg-danger { background: var(--danger) !important; }
.bg-warning { background: var(--warning) !important; }
.bg-info { background: var(--info) !important; }
.bg-light { background: var(--light) !important; }

/* Spacing Utilities */
.gap-sm { gap: 8px !important; }
.gap-md { gap: 16px !important; }
.gap-lg { gap: 24px !important; }

/* RTL Support */
html[lang="ar"],
body.rtl {
    direction: rtl;
    text-align: right;
}

html[lang="ar"] .ml-auto,
body.rtl .ml-auto {
    margin-left: 0 !important;
    margin-right: auto !important;
}

html[lang="ar"] .mr-auto,
body.rtl .mr-auto {
    margin-right: 0 !important;
    margin-left: auto !important;
}

html[lang="ar"] .ml-3,
body.rtl .ml-3 {
    margin-left: 0 !important;
    margin-right: 1rem !important;
}

html[lang="ar"] .mr-2,
body.rtl .mr-2 {
    margin-right: 0 !important;
    margin-left: 0.5rem !important;
}

html[lang="ar"] .mr-1,
body.rtl .mr-1 {
    margin-right: 0 !important;
    margin-left: 0.25rem !important;
}

html[lang="ar"] .pl-4,
body.rtl .pl-4 {
    padding-left: 0 !important;
    padding-right: 1.5rem !important;
}

html[lang="ar"] .text-right,
body.rtl .text-right {
    text-align: left !important;
}

html[lang="ar"] .text-left,
body.rtl .text-left {
    text-align: right !important;
}

html[lang="ar"] .float-right,
body.rtl .float-right {
    float: left !important;
}

html[lang="ar"] .float-left,
body.rtl .float-left {
    float: right !important;
}

html[lang="ar"] .dropdown-menu,
body.rtl .dropdown-menu {
    left: auto !important;
    right: 0 !important;
}

html[lang="ar"] .border-left,
body.rtl .border-left {
    border-left: none !important;
    border-right: 3px solid !important;
}

html[lang="ar"] .modal-header .close,
body.rtl .modal-header .close {
    margin-left: 0 !important;
    margin-right: auto !important;
}