/* ═══════════════════════════════════════════════════════════════════
   SHOPKEEPERS.PK — Admin Panel Design System
   A unified, modern, shopkeeper-friendly theme
   Built on AdminLTE 3 / Bootstrap 4
   ═══════════════════════════════════════════════════════════════════ */

/* ─── 1. DESIGN TOKENS ─── */
:root {
    /* ── Brand Colors ── */
    --primary: #4F46E5;
    --primary-light: #818CF8;
    --primary-dark: #3730A3;
    --primary-rgb: 79, 70, 229;

    --accent: #F59E0B;
    --accent-hover: #D97706;
    --accent-light: #FDE68A;
    --accent-rgb: 245, 158, 11;

    /* ── Semantic Colors ── */
    --success: #10B981;
    --success-light: #D1FAE5;
    --success-dark: #059669;
    --warning: #F59E0B;
    --warning-light: #FEF3C7;
    --error: #EF4444;
    --error-light: #FEE2E2;
    --error-dark: #DC2626;
    --info-color: #3B82F6;
    --info-light: #DBEAFE;

    /* ── Surfaces ── */
    --bg: #F8FAFC;
    --bg-subtle: #F1F5F9;
    --bg-input: #FFFFFF;
    --surface: #FFFFFF;
    --surface-alt: #F1F5F9;
    --surface-hover: #F8FAFC;

    /* ── Text ── */
    --text: #1E293B;
    --text-secondary: #64748B;
    --text-muted: #94A3B8;
    --text-faint: #CBD5E1;
    --heading-color: #0F172A;

    /* ── Borders ── */
    --border: #E2E8F0;
    --border-light: #F1F5F9;
    --border-strong: #CBD5E1;

    /* ── Sidebar ── */
    --sidebar-bg: #0F172A;
    --sidebar-bg-alt: #1E293B;
    --sidebar-text: #94A3B8;
    --sidebar-text-hover: #F1F5F9;
    --sidebar-active-bg: rgba(79, 70, 229, 0.15);
    --sidebar-active-text: #FFFFFF;
    --sidebar-active-border: #818CF8;
    --sidebar-divider: rgba(255, 255, 255, 0.06);

    /* ── Shadows ── */
    --shadow-xs: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-sm: 0 1px 3px 0 rgb(0 0 0 / 0.1), 0 1px 2px -1px rgb(0 0 0 / 0.1);
    --shadow: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-md: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
    --shadow-focus: 0 0 0 3px rgba(var(--primary-rgb), 0.15);

    /* ── Layout ── */
    --radius-xs: 6px;
    --radius-sm: 8px;
    --radius: 12px;
    --radius-lg: 16px;
    --radius-xl: 20px;
    --radius-pill: 999px;
    --transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-fast: all 0.15s ease;
    --max-content-width: 1400px;

    /* ── Spacing Scale ── */
    --space-1: 4px;
    --space-2: 8px;
    --space-3: 12px;
    --space-4: 16px;
    --space-5: 20px;
    --space-6: 24px;
    --space-8: 32px;
    --space-10: 40px;
    --space-12: 48px;
    --space-16: 64px;

    /* ── Typography ── */
    --font-family: 'Inter', system-ui, -apple-system, 'Segoe UI', sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: clamp(1.5rem, 2.5vw, 2rem);
    --line-height: 1.6;
    --letter-spacing: -0.01em;
}


/* ─── 2. BASE TYPOGRAPHY & BODY ─── */
body {
    font-family: var(--font-family) !important;
    font-size: var(--font-size-base);
    line-height: var(--line-height);
    letter-spacing: var(--letter-spacing);
    color: var(--text);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6,
.h1, .h2, .h3, .h4, .h5, .h6 {
    font-family: var(--font-family) !important;
    color: var(--heading-color);
    font-weight: 700;
    letter-spacing: -0.02em;
    line-height: 1.3;
}

h1, .h1 { font-size: var(--font-size-3xl); font-weight: 800; }
h2, .h2 { font-size: var(--font-size-2xl); }
h3, .h3 { font-size: var(--font-size-xl); }
h4, .h4 { font-size: var(--font-size-lg); }
h5, .h5 { font-size: var(--font-size-base); font-weight: 600; }
h6, .h6 { font-size: var(--font-size-sm); font-weight: 600; }

p { color: var(--text-secondary); }
small, .small { font-size: var(--font-size-sm); }
label, .form-label { font-weight: 600; color: var(--text); font-size: var(--font-size-sm); }


/* ─── 3. LAYOUT ─── */
body:not(.dark-mode) .wrapper,
body:not(.dark-mode) .content-wrapper {
    background-color: var(--bg);
    color: var(--text);
}

.content-wrapper {
    transition: margin-left 0.3s ease;
}

.content-wrapper > .content {
    padding: var(--space-6);
}

.content-wrapper > hr.border-primary {
    margin: 0;
    border-color: var(--border) !important;
    opacity: 0.5;
}

.container-fluid {
    max-width: var(--max-content-width);
}


/* ─── 4. NAVBAR / TOPBAR ─── */
body:not(.dark-mode) .main-header.navbar {
    background-color: var(--surface) !important;
    border-bottom: 1px solid var(--border);
    box-shadow: var(--shadow-xs);
    min-height: 56px;
    padding: 0 var(--space-4);
}

/* Remove all colored navbar class overrides */
.main-header.navbar.navbar-success,
.main-header.navbar.navbar-primary,
.main-header.navbar.navbar-dark {
    background-color: var(--surface) !important;
    border-bottom: 1px solid var(--border) !important;
}

.main-header.navbar .navbar-nav .nav-link {
    color: var(--text-secondary) !important;
    padding: var(--space-2) var(--space-3);
    border-radius: var(--radius-sm);
    transition: var(--transition-fast);
    font-size: var(--font-size-sm);
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.main-header.navbar .navbar-nav .nav-link:hover {
    color: var(--primary) !important;
    background-color: rgba(var(--primary-rgb), 0.06);
}

.main-header.navbar .navbar-nav .nav-link .fas,
.main-header.navbar .navbar-nav .nav-link .far,
.main-header.navbar .navbar-nav .nav-link .fa {
    font-size: 1rem;
}

/* Notification badge */
.main-header .badge {
    font-size: 0.65rem;
    padding: 2px 5px;
    border-radius: var(--radius-pill);
    font-weight: 700;
    position: relative;
    top: -8px;
    left: -5px;
}

/* Invoice search button in navbar */
.main-header .btn[style*="background-color:#f26522"],
.main-header .btn[style*="background-color: #f26522"] {
    background-color: var(--accent) !important;
    border-color: var(--accent) !important;
    border-radius: var(--radius-sm) !important;
    padding: 6px 14px !important;
    font-weight: 600;
    transition: var(--transition);
}

.main-header .btn[style*="background-color:#f26522"]:hover,
.main-header .btn[style*="background-color: #f26522"]:hover {
    background-color: var(--accent-hover) !important;
    border-color: var(--accent-hover) !important;
    transform: translateY(-1px);
    box-shadow: var(--shadow-sm);
}

/* User dropdown */
.main-header .dropdown-menu {
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow-md);
    padding: var(--space-2);
    margin-top: var(--space-2);
}

.main-header .dropdown-item {
    border-radius: var(--radius-sm);
    padding: var(--space-2) var(--space-3);
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--text);
    transition: var(--transition-fast);
}

.main-header .dropdown-item:hover {
    background-color: var(--bg-subtle);
    color: var(--primary);
}


/* ─── 5. SIDEBAR ─── */
body:not(.dark-mode) .main-sidebar,
.main-sidebar {
    background: var(--sidebar-bg) !important;
    box-shadow: 2px 0 12px rgba(0, 0, 0, 0.15);
    border-right: none;
    z-index: 1038;
}

/* Remove hardcoded sidebar colors from all role variants */
.main-sidebar[style*="background-color"] {
    background-color: var(--sidebar-bg) !important;
}

.brand-link {
    border-bottom: 1px solid var(--sidebar-divider) !important;
    padding: var(--space-4) var(--space-4);
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none !important;
    min-height: 56px;
}

.brand-link h3 {
    color: #FFFFFF !important;
    font-size: var(--font-size-sm);
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    margin: 0;
}

/* Sidebar navigation */
.sidebar .nav-sidebar .nav-item > .nav-link {
    color: var(--sidebar-text);
    padding: 10px 16px;
    margin: 2px 8px;
    border-radius: var(--radius-sm);
    transition: var(--transition-fast);
    font-size: var(--font-size-sm);
    font-weight: 500;
    border-left: 3px solid transparent;
}

.sidebar .nav-sidebar .nav-item > .nav-link:hover {
    background: rgba(255, 255, 255, 0.06);
    color: var(--sidebar-text-hover);
}

/* Active sidebar item */
.sidebar-dark-warning .nav-sidebar > .nav-item > .nav-link.active,
.sidebar-dark-primary .nav-sidebar > .nav-item > .nav-link.active,
.nav-sidebar > .nav-item > .nav-link.active {
    background: var(--sidebar-active-bg) !important;
    color: var(--sidebar-active-text) !important;
    border-left-color: var(--sidebar-active-border);
    font-weight: 600;
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
    margin-left: 8px;
}

/* Sidebar treeview (sub-menu) */
.nav-sidebar .nav-treeview {
    padding-left: 8px;
}

.nav-sidebar .nav-treeview .nav-link {
    color: var(--sidebar-text);
    padding: 8px 16px 8px 24px;
    font-size: 0.82rem;
    margin: 1px 8px;
    border-radius: var(--radius-xs);
    border-left: 2px solid transparent;
}

.nav-sidebar .nav-treeview .nav-link:hover {
    color: var(--sidebar-text-hover);
    background: rgba(255, 255, 255, 0.04);
}

.nav-sidebar .nav-treeview .nav-link.active {
    color: var(--primary-light) !important;
    background: rgba(79, 70, 229, 0.08);
    border-left-color: var(--primary-light);
    font-weight: 600;
}

/* Sidebar icons */
.sidebar .nav-icon {
    width: 22px;
    text-align: center;
    font-size: 0.9rem;
    margin-right: 10px;
    opacity: 0.75;
}

.sidebar .nav-link.active .nav-icon,
.sidebar .nav-link:hover .nav-icon {
    opacity: 1;
}

/* Sidebar section label */
.sidebar .nav-header {
    color: var(--text-muted);
    font-size: var(--font-size-xs);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    padding: var(--space-4) var(--space-4) var(--space-2);
}

/* Sidebar toggle arrow */
.sidebar .nav-link p .fas.fa-angle-left {
    transition: transform 0.2s ease;
}

.sidebar .nav-item.menu-open > .nav-link p .fas.fa-angle-left {
    transform: rotate(-90deg);
}

/* Sidebar scrollbar */
.sidebar {
    scrollbar-width: thin;
    scrollbar-color: rgba(255,255,255,0.1) transparent;
}

.sidebar::-webkit-scrollbar {
    width: 4px;
}

.sidebar::-webkit-scrollbar-thumb {
    background: rgba(255,255,255,0.1);
    border-radius: 4px;
}


/* ─── 6. CARDS ─── */
body:not(.dark-mode) .card {
    border: 1px solid var(--border);
    box-shadow: var(--shadow-sm);
    border-radius: var(--radius);
    background-color: var(--surface);
    transition: var(--transition);
    overflow: hidden;
}

body:not(.dark-mode) .card:hover {
    box-shadow: var(--shadow);
}

body:not(.dark-mode) .card-header {
    background-color: transparent;
    border-bottom: 1px solid var(--border);
    padding: var(--space-4) var(--space-5);
    font-weight: 600;
}

body:not(.dark-mode) .card-body {
    padding: var(--space-5);
}

body:not(.dark-mode) .card-footer {
    background-color: var(--bg-subtle);
    border-top: 1px solid var(--border);
    padding: var(--space-3) var(--space-5);
}


/* ─── 7. BUTTONS ─── */
.btn {
    font-family: var(--font-family);
    font-weight: 600;
    font-size: var(--font-size-sm);
    border-radius: var(--radius-sm);
    padding: 10px 20px;
    transition: var(--transition);
    border: 2px solid transparent;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    line-height: 1.4;
    text-decoration: none !important;
}

.btn:active {
    transform: scale(0.97);
}

/* Primary button */
.btn-primary {
    background-color: var(--primary);
    border-color: var(--primary);
    color: #FFFFFF;
    box-shadow: var(--shadow-xs);
}

.btn-primary:hover,
.btn-primary:focus {
    background-color: var(--primary-dark);
    border-color: var(--primary-dark);
    color: #FFFFFF;
    box-shadow: var(--shadow-sm);
    transform: translateY(-1px);
}

.btn-primary:focus {
    box-shadow: var(--shadow-focus);
}

/* Success button */
.btn-success {
    background-color: var(--success);
    border-color: var(--success);
    color: #FFFFFF;
}

.btn-success:hover,
.btn-success:focus {
    background-color: var(--success-dark);
    border-color: var(--success-dark);
    color: #FFFFFF;
    transform: translateY(-1px);
    box-shadow: var(--shadow-sm);
}

/* Danger button */
.btn-danger {
    background-color: var(--error);
    border-color: var(--error);
    color: #FFFFFF;
}

.btn-danger:hover,
.btn-danger:focus {
    background-color: var(--error-dark);
    border-color: var(--error-dark);
    color: #FFFFFF;
    transform: translateY(-1px);
}

/* Warning / CTA button */
.btn-warning {
    background-color: var(--accent);
    border-color: var(--accent);
    color: #FFFFFF;
}

.btn-warning:hover,
.btn-warning:focus {
    background-color: var(--accent-hover);
    border-color: var(--accent-hover);
    color: #FFFFFF;
    transform: translateY(-1px);
}

/* Dark button */
.btn-dark {
    background-color: var(--text);
    border-color: var(--text);
    color: #FFFFFF;
    border-radius: var(--radius-sm);
}

.btn-dark:hover {
    background-color: var(--heading-color);
    border-color: var(--heading-color);
    transform: translateY(-1px);
}

/* Info button */
.btn-info {
    background-color: var(--info-color);
    border-color: var(--info-color);
    color: #FFFFFF;
}

.btn-info:hover {
    background-color: #2563EB;
    border-color: #2563EB;
    color: #FFFFFF;
}

/* Outline variants */
.btn-outline-primary {
    color: var(--primary);
    border-color: var(--primary);
    background: transparent;
}
.btn-outline-primary:hover {
    background-color: var(--primary);
    border-color: var(--primary);
    color: #FFFFFF;
    transform: translateY(-1px);
}

.btn-outline-secondary {
    color: var(--text-secondary);
    border-color: var(--border-strong);
    background: transparent;
}
.btn-outline-secondary:hover {
    background-color: var(--bg-subtle);
    border-color: var(--text-secondary);
    color: var(--text);
}

.btn-outline-dark {
    color: var(--text);
    border-color: var(--border-strong);
    background: transparent;
}
.btn-outline-dark:hover {
    background-color: var(--text);
    border-color: var(--text);
    color: #FFFFFF;
    transform: translateY(-1px);
}

.btn-outline-danger {
    color: var(--error);
    border-color: var(--error);
}
.btn-outline-danger:hover {
    background-color: var(--error);
    color: #FFFFFF;
}

.btn-outline-success {
    color: var(--success);
    border-color: var(--success);
}
.btn-outline-success:hover {
    background-color: var(--success);
    color: #FFFFFF;
}

/* Light button */
.btn-light {
    background-color: var(--surface);
    border-color: var(--border);
    color: var(--text);
}

.btn-light:hover {
    background-color: var(--bg-subtle);
    border-color: var(--border-strong);
}

/* Secondary button */
.btn-secondary {
    background-color: var(--bg-subtle);
    border-color: var(--border);
    color: var(--text-secondary);
}

.btn-secondary:hover {
    background-color: var(--border);
    border-color: var(--border-strong);
    color: var(--text);
}

/* Button sizes */
.btn-lg {
    padding: 12px 28px;
    font-size: var(--font-size-base);
    border-radius: var(--radius);
}

.btn-sm {
    padding: 6px 14px;
    font-size: var(--font-size-xs);
    border-radius: var(--radius-xs);
}

.btn-xs {
    padding: 3px 8px;
    font-size: 0.7rem;
}

/* Button block */
.btn-block {
    width: 100%;
}

/* Button group */
.btn-group .btn {
    border-radius: 0;
}
.btn-group .btn:first-child {
    border-radius: var(--radius-sm) 0 0 var(--radius-sm);
}
.btn-group .btn:last-child {
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}


/* ─── 8. FORMS ─── */
body:not(.dark-mode) .form-control,
body:not(.dark-mode) .custom-select,
body:not(.dark-mode) .form-select {
    border: 1.5px solid var(--border);
    border-radius: var(--radius-sm);
    box-shadow: none;
    padding: 10px 14px;
    min-height: 44px;
    font-size: var(--font-size-base);
    color: var(--text);
    background-color: var(--bg-input);
    transition: var(--transition-fast);
    font-family: var(--font-family);
}

body:not(.dark-mode) .form-control:focus,
body:not(.dark-mode) .custom-select:focus,
body:not(.dark-mode) .form-select:focus {
    border-color: var(--primary-light);
    box-shadow: var(--shadow-focus);
    background-color: #FFFFFF;
    outline: none;
}

body:not(.dark-mode) .form-control::placeholder {
    color: var(--text-muted);
    font-weight: 400;
}

body:not(.dark-mode) .form-control:disabled,
body:not(.dark-mode) .form-control[readonly] {
    background-color: var(--bg-subtle);
    color: var(--text-secondary);
    opacity: 0.8;
}

/* Form labels */
.form-label,
label:not(.btn):not(.custom-control-label):not(.form-check-label) {
    font-weight: 600;
    font-size: var(--font-size-sm);
    color: var(--text);
    margin-bottom: var(--space-2);
    display: block;
}

/* Form text / help text */
.form-text {
    font-size: var(--font-size-xs);
    color: var(--text-muted);
    margin-top: var(--space-1);
}

/* Input group */
.input-group-text {
    border-color: var(--border);
    background-color: var(--bg-subtle);
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
    border-radius: var(--radius-sm);
}

/* Checkbox and radio */
.form-check-input {
    width: 18px;
    height: 18px;
    margin-top: 2px;
    border: 2px solid var(--border-strong);
    border-radius: 4px;
}

.form-check-input:checked {
    background-color: var(--primary);
    border-color: var(--primary);
}

/* Select2 override */
.select2-container--default .select2-selection--single,
.select2-container--default .select2-selection--multiple {
    border: 1.5px solid var(--border) !important;
    border-radius: var(--radius-sm) !important;
    min-height: 44px !important;
    padding: 4px 8px;
    transition: var(--transition-fast);
}

.select2-container--default .select2-selection--single .select2-selection__rendered {
    line-height: 34px;
    color: var(--text);
    font-family: var(--font-family);
    font-size: var(--font-size-base);
}

.select2-container--default .select2-selection--single .select2-selection__arrow {
    height: 42px;
}

.select2-container--default.select2-container--focus .select2-selection--single,
.select2-container--default.select2-container--focus .select2-selection--multiple,
.select2-container--default.select2-container--open .select2-selection--single {
    border-color: var(--primary-light) !important;
    box-shadow: var(--shadow-focus);
}

.select2-dropdown {
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow-md);
    overflow: hidden;
}

.select2-container--default .select2-results__option--highlighted[aria-selected] {
    background-color: var(--primary) !important;
    color: #FFFFFF;
}

.select2-container--default .select2-search--dropdown .select2-search__field {
    border: 1.5px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 8px 12px;
    font-family: var(--font-family);
}


/* ─── 9. TABLES ─── */
body:not(.dark-mode) .table {
    border-collapse: separate;
    border-spacing: 0;
    font-size: var(--font-size-sm);
}

body:not(.dark-mode) .table thead th {
    background-color: var(--bg-subtle);
    border-bottom: 2px solid var(--border);
    border-top: none;
    color: var(--text-secondary);
    font-weight: 700;
    font-size: var(--font-size-xs);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    padding: 12px 16px;
    white-space: nowrap;
    position: sticky;
    top: 0;
    z-index: 1;
}

/* Dark table header override */
.table-dark th,
.table thead.table-dark th {
    background: var(--sidebar-bg) !important;
    color: #FFFFFF !important;
    border-color: rgba(255,255,255,0.1);
    font-size: var(--font-size-xs);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
}

body:not(.dark-mode) .table td {
    border-top: 1px solid var(--border);
    vertical-align: middle;
    color: var(--text);
    padding: 12px 16px;
}

body:not(.dark-mode) .table-striped tbody tr:nth-of-type(odd) {
    background-color: rgba(241, 245, 249, 0.5);
}

body:not(.dark-mode) .table-hover tbody tr:hover {
    background-color: rgba(79, 70, 229, 0.03);
}

/* Table responsive wrapper */
.table-responsive {
    border-radius: var(--radius);
    border: 1px solid var(--border);
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

/* DataTables styling */
.dataTables_wrapper .dataTables_length,
.dataTables_wrapper .dataTables_filter,
.dataTables_wrapper .dataTables_info {
    font-family: var(--font-family);
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    padding: var(--space-3) 0;
}

.dataTables_wrapper .dataTables_length select {
    border: 1.5px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 4px 8px;
    min-width: 65px;
    font-family: var(--font-family);
}

.dataTables_wrapper .dataTables_filter input {
    border: 1.5px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 6px 12px;
    font-family: var(--font-family);
    min-width: 200px;
    transition: var(--transition-fast);
}

.dataTables_wrapper .dataTables_filter input:focus {
    border-color: var(--primary-light);
    box-shadow: var(--shadow-focus);
    outline: none;
}

.dataTables_wrapper .dataTables_paginate {
    padding: var(--space-3) 0;
}

.dataTables_wrapper .dataTables_paginate .paginate_button {
    border: 1px solid var(--border) !important;
    border-radius: var(--radius-sm) !important;
    background: var(--surface) !important;
    color: var(--text) !important;
    padding: 6px 12px !important;
    margin: 0 2px;
    font-size: var(--font-size-sm);
    font-weight: 500;
    transition: var(--transition-fast);
    font-family: var(--font-family);
}

.dataTables_wrapper .dataTables_paginate .paginate_button:hover {
    background: var(--bg-subtle) !important;
    border-color: var(--border-strong) !important;
    color: var(--text) !important;
    box-shadow: none !important;
}

.dataTables_wrapper .dataTables_paginate .paginate_button.current,
.dataTables_wrapper .dataTables_paginate .paginate_button.current:hover {
    background: var(--primary) !important;
    border-color: var(--primary) !important;
    color: #FFFFFF !important;
    font-weight: 600;
}

.dataTables_wrapper .dataTables_paginate .paginate_button.disabled,
.dataTables_wrapper .dataTables_paginate .paginate_button.disabled:hover {
    opacity: 0.4;
    cursor: default;
    background: var(--bg-subtle) !important;
}

/* DataTables buttons */
.dataTables_wrapper .dt-buttons .btn {
    border-radius: var(--radius-sm);
    font-size: var(--font-size-xs);
    padding: 6px 14px;
    font-weight: 600;
}


/* ─── 10. MODALS ─── */
.modal-content {
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    overflow: hidden;
}

.modal-header {
    border-bottom: 1px solid var(--border);
    padding: var(--space-4) var(--space-5);
    background: var(--surface);
}

.modal-header .modal-title {
    font-weight: 700;
    font-size: var(--font-size-lg);
    color: var(--heading-color);
}

.modal-header .btn-close,
.modal-header button[data-dismiss="modal"] {
    font-size: var(--font-size-sm);
    border: none;
    background: var(--bg-subtle);
    border-radius: var(--radius-sm);
    padding: 6px 12px;
    color: var(--text-secondary);
    font-weight: 600;
    transition: var(--transition-fast);
    cursor: pointer;
}

.modal-header .btn-close:hover,
.modal-header button[data-dismiss="modal"]:hover {
    background: var(--border);
    color: var(--text);
}

.modal-body {
    padding: var(--space-5);
}

.modal-footer {
    border-top: 1px solid var(--border);
    padding: var(--space-3) var(--space-5);
    background: var(--bg-subtle);
}

/* Info header override */
.modal-header.bg-info {
    background: var(--primary) !important;
    border-bottom: none;
}

.modal-header.bg-info .modal-title {
    color: #FFFFFF;
}

.modal-header.bg-success {
    background: var(--success) !important;
    border-bottom: none;
}

.modal-header.bg-success .modal-title {
    color: #FFFFFF;
}

.modal-backdrop.show {
    opacity: 0.5;
    backdrop-filter: blur(4px);
}


/* ─── 11. BADGES & CHIPS ─── */
.badge {
    font-family: var(--font-family);
    font-weight: 700;
    font-size: var(--font-size-xs);
    padding: 4px 10px;
    border-radius: var(--radius-pill);
    letter-spacing: 0.02em;
}

.badge-primary, .bg-primary { background-color: var(--primary) !important; }
.badge-success, .bg-success { background-color: var(--success) !important; }
.badge-danger { background-color: var(--error) !important; }
.badge-warning, .bg-warning { background-color: var(--accent) !important; color: #FFFFFF !important; }
.badge-info, .bg-info { background-color: var(--info-color) !important; }


/* ─── 12. ALERTS ─── */
.alert {
    border-radius: var(--radius);
    border: none;
    font-size: var(--font-size-sm);
    font-weight: 500;
    padding: var(--space-3) var(--space-4);
}

.alert-success {
    background-color: var(--success-light);
    color: var(--success-dark);
}

.alert-danger {
    background-color: var(--error-light);
    color: var(--error-dark);
}

.alert-warning {
    background-color: var(--warning-light);
    color: #92400E;
}

.alert-info {
    background-color: var(--info-light);
    color: #1D4ED8;
}


/* ─── 13. TOASTS & NOTIFICATIONS ─── */
.toast {
    border-radius: var(--radius) !important;
    border: 1px solid var(--border) !important;
    box-shadow: var(--shadow-lg) !important;
    font-family: var(--font-family);
}

#toast-container > .toast-success {
    background-color: var(--success) !important;
}

#toast-container > .toast-error {
    background-color: var(--error) !important;
}

#toast-container > .toast-warning {
    background-color: var(--accent) !important;
}

#toast-container > .toast-info {
    background-color: var(--info-color) !important;
}


/* ─── 14. UTILITY OVERRIDES ─── */
.bg-primary { background-color: var(--primary) !important; color: #FFFFFF; }
.bg-success { background-color: var(--success) !important; color: #FFFFFF; }
.bg-danger { background-color: var(--error) !important; color: #FFFFFF; }

.text-primary { color: var(--primary) !important; }
.text-success { color: var(--success) !important; }
.text-danger { color: var(--error) !important; }
.text-warning { color: var(--accent) !important; }
.text-muted { color: var(--text-muted) !important; }

.border-primary { border-color: var(--primary) !important; }

.shadow { box-shadow: var(--shadow) !important; }
.shadow-sm { box-shadow: var(--shadow-sm) !important; }
.shadow-lg { box-shadow: var(--shadow-lg) !important; }


/* ─── 15. THEME TOGGLE ─── */
.theme-toggle-btn {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
    cursor: pointer;
    background: var(--bg-subtle);
    color: var(--text-secondary);
    border: 1px solid var(--border);
    font-size: 0.9rem;
}

.theme-toggle-btn:hover {
    background: var(--border);
    color: var(--primary);
    transform: translateY(-1px);
}


/* ─── 16. SCROLLBAR (Global) ─── */
::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}

::-webkit-scrollbar-track {
    background: transparent;
}

::-webkit-scrollbar-thumb {
    background: var(--border-strong);
    border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--text-muted);
}


/* ─── 17. PAGE TRANSITIONS ─── */
.content-wrapper > .content {
    animation: fadeInContent 0.3s ease-out;
}

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


/* ─── 18. PRELOADER ─── */
#preloader2:before {
    border-color: var(--primary) !important;
    border-top-color: var(--border) !important;
}


/* ─── 19. SweetAlert2 ─── */
.swal2-popup {
    border-radius: var(--radius-lg) !important;
    font-family: var(--font-family) !important;
}

.swal2-confirm {
    border-radius: var(--radius-sm) !important;
    font-weight: 600 !important;
    padding: 10px 24px !important;
}

.swal2-cancel {
    border-radius: var(--radius-sm) !important;
    font-weight: 600 !important;
}


/* ═══════════════════════════════════════════════════════════════════
   DARK MODE
   ═══════════════════════════════════════════════════════════════════ */
body.dark-mode {
    --bg: #0C1220;
    --bg-subtle: #151E32;
    --bg-input: #0C1220;
    --surface: #151E32;
    --surface-alt: #1A243A;

    --text: #E2E8F0;
    --text-secondary: #94A3B8;
    --text-muted: #64748B;
    --heading-color: #F8FAFC;

    --border: #1E293B;
    --border-light: #151E32;
    --border-strong: #334155;

    --sidebar-bg: #080B13;
    --sidebar-bg-alt: #0C1220;

    --shadow-xs: 0 1px 2px 0 rgb(0 0 0 / 0.2);
    --shadow-sm: 0 1px 3px 0 rgb(0 0 0 / 0.3);
    --shadow: 0 4px 6px -1px rgb(0 0 0 / 0.3);
    --shadow-md: 0 10px 15px -3px rgb(0 0 0 / 0.4);
    --shadow-lg: 0 20px 25px -5px rgb(0 0 0 / 0.4);
    --shadow-focus: 0 0 0 3px rgba(129, 140, 248, 0.25);

    background-color: var(--bg);
    color: var(--text);
}

body.dark-mode .wrapper,
body.dark-mode .content-wrapper,
body.dark-mode .main-footer {
    background-color: var(--bg) !important;
    border-color: var(--border);
    color: var(--text);
}

body.dark-mode .card,
body.dark-mode .info-box,
body.dark-mode .modal-content {
    background-color: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}

body.dark-mode .card-header {
    border-bottom-color: var(--border);
    color: var(--heading-color);
}

body.dark-mode .card-footer {
    border-top-color: var(--border);
    background-color: var(--surface);
}

body.dark-mode .main-sidebar {
    background: var(--sidebar-bg) !important;
    border-right: 1px solid var(--border);
}

body.dark-mode .brand-link {
    border-bottom: 1px solid var(--border) !important;
}

body.dark-mode .main-header.navbar {
    background-color: var(--surface) !important;
    border-bottom: 1px solid var(--border) !important;
}

body.dark-mode .main-header.navbar .navbar-nav .nav-link {
    color: var(--text-secondary) !important;
}

body.dark-mode .main-header.navbar .navbar-nav .nav-link:hover {
    color: var(--primary-light) !important;
    background-color: rgba(var(--primary-rgb), 0.1);
}

body.dark-mode .form-control,
body.dark-mode .custom-select,
body.dark-mode .form-select {
    background-color: var(--bg-input);
    border-color: var(--border-strong);
    color: var(--text);
}

body.dark-mode .form-control:focus {
    background-color: var(--bg);
    border-color: var(--primary-light);
    box-shadow: var(--shadow-focus);
    color: var(--heading-color);
}

body.dark-mode .table {
    color: var(--text);
}

body.dark-mode .table thead th {
    border-bottom-color: var(--border-strong);
    background-color: var(--sidebar-bg);
    color: var(--heading-color);
}

body.dark-mode .table td {
    border-top-color: var(--border);
}

body.dark-mode .table-striped tbody tr:nth-of-type(odd) {
    background-color: rgba(255, 255, 255, 0.02);
}

body.dark-mode .table-hover tbody tr:hover {
    background-color: rgba(79, 70, 229, 0.05);
}

body.dark-mode .dropdown-menu {
    background-color: var(--surface);
    border-color: var(--border-strong);
    box-shadow: var(--shadow-lg);
}

body.dark-mode .dropdown-item {
    color: var(--text);
}

body.dark-mode .dropdown-item:hover,
body.dark-mode .dropdown-item:focus {
    background-color: var(--bg-subtle);
    color: var(--heading-color);
}

body.dark-mode .dropdown-divider {
    border-top-color: var(--border);
}

body.dark-mode .modal-header,
body.dark-mode .modal-footer {
    border-color: var(--border);
    background: var(--surface);
}

body.dark-mode .theme-toggle-btn {
    background: var(--surface);
    color: #FBBF24;
    border-color: var(--border-strong);
}

body.dark-mode .theme-toggle-btn:hover {
    background: var(--bg-subtle);
    color: #FCD34D;
}

body.dark-mode .select2-container--default .select2-selection--single,
body.dark-mode .select2-container--default .select2-selection--multiple {
    background-color: var(--bg-input) !important;
    border-color: var(--border-strong) !important;
    color: var(--text);
}

body.dark-mode .select2-container--default .select2-selection--single .select2-selection__rendered {
    color: var(--text);
}

body.dark-mode .select2-dropdown {
    background-color: var(--surface);
    border-color: var(--border-strong);
}

body.dark-mode .tox-tinymce {
    border-color: var(--border-strong) !important;
}

body.dark-mode .alert-success { background-color: rgba(16, 185, 129, 0.15); color: #6EE7B7; }
body.dark-mode .alert-danger { background-color: rgba(239, 68, 68, 0.15); color: #FCA5A5; }
body.dark-mode .alert-warning { background-color: rgba(245, 158, 11, 0.15); color: var(--accent-light); }
body.dark-mode .alert-info { background-color: rgba(59, 130, 246, 0.15); color: #93C5FD; }

body.dark-mode .text-muted { color: var(--text-muted) !important; }

body.dark-mode label:not(.btn):not(.custom-control-label):not(.form-check-label) {
    color: var(--text);
}

body.dark-mode p { color: var(--text-secondary); }

body.dark-mode .dataTables_wrapper .dataTables_paginate .paginate_button {
    background: var(--surface) !important;
    border-color: var(--border) !important;
    color: var(--text) !important;
}

body.dark-mode .dataTables_wrapper .dataTables_paginate .paginate_button.current,
body.dark-mode .dataTables_wrapper .dataTables_paginate .paginate_button.current:hover {
    background: var(--primary) !important;
    border-color: var(--primary) !important;
    color: #FFFFFF !important;
}

body.dark-mode .dataTables_wrapper .dataTables_paginate .paginate_button:hover {
    background: var(--bg-subtle) !important;
    border-color: var(--border-strong) !important;
}

body.dark-mode .dataTables_wrapper .dataTables_length,
body.dark-mode .dataTables_wrapper .dataTables_info,
body.dark-mode .dataTables_wrapper .dataTables_filter {
    color: var(--text-muted);
}

body.dark-mode .dataTables_wrapper .dataTables_length select,
body.dark-mode .dataTables_wrapper .dataTables_filter input {
    background-color: var(--bg-input);
    border-color: var(--border-strong);
    color: var(--text);
}


/* ═══════════════════════════════════════════════════════════════════
   RESPONSIVE LAYOUT
   ═══════════════════════════════════════════════════════════════════ */

/* ── Wide Desktop (1921px+) ── */
@media (min-width: 1921px) {
    .container-fluid {
        max-width: 1600px;
        margin: 0 auto;
    }
}

/* ── Desktop (1537px-1920px) ── */
@media (min-width: 1537px) {
    .content-wrapper > .content {
        padding: var(--space-8);
    }
}

/* ── Laptop (1281px-1536px) ── */
@media (min-width: 1281px) and (max-width: 1536px) {
    .content-wrapper > .content {
        padding: var(--space-6);
    }
}

/* ── Tablet Landscape (1025px-1280px) ── */
@media (max-width: 1280px) {
    .content-wrapper > .content {
        padding: var(--space-5);
    }
}

/* ── Tablet Portrait (768px-1024px) ── */
@media (max-width: 1024px) {
    .content-wrapper > .content {
        padding: var(--space-4);
    }

    .modal-dialog {
        max-width: 90%;
        margin: 5% auto;
    }

    .modal-dialog.modal-lg {
        max-width: 95%;
    }
}

/* ── Mobile (max 767px) ── */
@media (max-width: 767.98px) {
    :root {
        --font-size-base: 0.9375rem;
    }

    .content-wrapper > .content {
        padding: var(--space-3);
    }

    .container-fluid {
        padding-left: var(--space-3);
        padding-right: var(--space-3);
    }

    /* Full width buttons on mobile */
    .btn-lg {
        width: 100%;
        padding: 14px 20px;
    }

    /* Cards tighter on mobile */
    .card-body {
        padding: var(--space-4) !important;
    }

    .card-header {
        padding: var(--space-3) var(--space-4) !important;
    }

    /* Modal fullscreen on mobile */
    .modal-dialog {
        margin: 0;
        max-width: 100%;
        min-height: 100vh;
    }

    .modal-content {
        border-radius: 0;
        min-height: 100vh;
    }

    .modal-dialog-scrollable .modal-content {
        min-height: auto;
        max-height: 100vh;
    }

    /* Form inputs full width */
    .form-control,
    .custom-select,
    .form-select,
    .select2-container {
        width: 100% !important;
    }

    /* Tables: hide horizontal overflow */
    .table-responsive {
        border: none;
        border-radius: 0;
    }

    /* Navbar adjustments */
    .main-header.navbar {
        padding: 0 var(--space-2) !important;
    }

    .main-header .dropdown-menu {
        position: fixed !important;
        top: auto !important;
        bottom: 0;
        left: 0 !important;
        right: 0;
        width: 100%;
        border-radius: var(--radius-lg) var(--radius-lg) 0 0;
        transform: none !important;
    }

    /* DataTables adjustments */
    .dataTables_wrapper .dataTables_filter input {
        min-width: 100%;
    }

    .dataTables_wrapper .dataTables_length,
    .dataTables_wrapper .dataTables_filter {
        text-align: left;
        width: 100%;
    }

    .dataTables_wrapper .dataTables_filter {
        margin-bottom: var(--space-3);
    }

    /* Touch-friendly tap targets */
    .btn, a.nav-link, .dropdown-item {
        min-height: 44px;
    }

    /* Row gutter reduction */
    .row {
        margin-left: -8px;
        margin-right: -8px;
    }

    .row > [class*="col-"] {
        padding-left: 8px;
        padding-right: 8px;
    }

    /* Sidebar overlay on mobile */
    .main-sidebar {
        box-shadow: 4px 0 20px rgba(0,0,0,0.3) !important;
    }
}

/* ── Small Mobile (max 480px) ── */
@media (max-width: 480px) {
    :root {
        --font-size-base: 0.9375rem;
        --radius: 10px;
        --radius-lg: 14px;
    }

    .content-wrapper > .content {
        padding: var(--space-2) var(--space-3);
    }

    h1, .h1 { font-size: 1.3rem; }
    h2, .h2 { font-size: 1.15rem; }
    h3, .h3 { font-size: 1.05rem; }

    .btn {
        padding: 8px 16px;
        font-size: 0.82rem;
    }

    .btn-lg {
        padding: 12px 20px;
        font-size: var(--font-size-sm);
    }
}


/* ─── 20. PRINT STYLES ─── */
@media print {
    .main-sidebar,
    .main-header,
    .main-footer,
    .theme-toggle-btn,
    .btn,
    .dataTables_wrapper .dataTables_paginate,
    .dataTables_wrapper .dataTables_length,
    .dataTables_wrapper .dataTables_filter {
        display: none !important;
    }

    .content-wrapper {
        margin-left: 0 !important;
        background: #FFFFFF !important;
    }

    .card {
        box-shadow: none !important;
        border: 1px solid #000 !important;
    }
}