/**
 * نظام نقاط البيع - التصميم الاحترافي 2024
 * Professional POS System - Elegant & Responsive
 * 
 * Design Philosophy: Clean, Smooth, Professional
 */

/* ========================================
   Google Fonts Import
   ======================================== */
@import url('https://fonts.googleapis.com/css2?family=Cairo:wght@300;400;500;600;700;800&family=IBM+Plex+Sans+Arabic:wght@300;400;500;600;700&display=swap');

/* ========================================
   CSS Variables - Design Tokens
   ======================================== */
:root {
    /* Primary Palette - Deep Blue Theme */
    --primary-50: #eef2ff;
    --primary-100: #e0e7ff;
    --primary-200: #c7d2fe;
    --primary-300: #a5b4fc;
    --primary-400: #818cf8;
    --primary-500: #6366f1;
    --primary-600: #4f46e5;
    --primary-700: #4338ca;
    --primary-800: #3730a3;
    --primary-900: #312e81;
    
    /* Semantic Colors */
    --success: #059669;
    --success-light: #d1fae5;
    --warning: #d97706;
    --warning-light: #fef3c7;
    --danger: #dc2626;
    --danger-light: #fee2e2;
    --info: #0284c7;
    --info-light: #e0f2fe;
    
    /* Neutral Palette */
    --gray-50: #f9fafb;
    --gray-100: #f3f4f6;
    --gray-200: #e5e7eb;
    --gray-300: #d1d5db;
    --gray-400: #9ca3af;
    --gray-500: #6b7280;
    --gray-600: #4b5563;
    --gray-700: #374151;
    --gray-800: #1f2937;
    --gray-900: #111827;
    
    /* Background Colors */
    --bg-body: #f8fafc;
    --bg-card: #ffffff;
    --bg-sidebar: linear-gradient(180deg, #1e293b 0%, #0f172a 100%);
    --bg-overlay: rgba(15, 23, 42, 0.6);
    
    /* Shadows - Softer & More Professional */
    --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.04);
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04), 0 1px 2px rgba(0, 0, 0, 0.06);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.06), 0 2px 4px rgba(0, 0, 0, 0.04);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.08), 0 4px 8px rgba(0, 0, 0, 0.04);
    --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.1), 0 8px 16px rgba(0, 0, 0, 0.06);
    --shadow-inner: inset 0 2px 4px rgba(0, 0, 0, 0.04);
    --shadow-primary: 0 8px 24px rgba(99, 102, 241, 0.25);
    --shadow-success: 0 8px 24px rgba(5, 150, 105, 0.25);
    
    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --radius-full: 9999px;
    
    /* Spacing */
    --sidebar-width: 270px;
    --sidebar-collapsed: 80px;
    --header-height: 70px;
    
    /* Transitions */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 250ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 350ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-bounce: 500ms cubic-bezier(0.68, -0.55, 0.265, 1.55);
    
    /* Typography */
    --font-primary: 'Cairo', 'IBM Plex Sans Arabic', -apple-system, sans-serif;
    --font-mono: 'IBM Plex Mono', monospace;
}

/* ========================================
   Reset & Base Styles
   ======================================== */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: var(--font-primary);
    font-size: 15px;
    line-height: 1.7;
    color: var(--gray-800);
    background: var(--bg-body);
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

a {
    color: inherit;
    text-decoration: none;
    transition: var(--transition-fast);
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* ========================================
   Custom Scrollbar
   ======================================== */
::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}

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

::-webkit-scrollbar-thumb {
    background: var(--gray-300);
    border-radius: var(--radius-full);
    transition: var(--transition-base);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--gray-400);
}

/* Firefox */
* {
    scrollbar-width: thin;
    scrollbar-color: var(--gray-300) transparent;
}

/* ========================================
   Sidebar Navigation
   ======================================== */
.sidebar {
    position: fixed;
    right: 0;
    top: 0;
    width: var(--sidebar-width);
    height: 100vh;
    background: var(--bg-sidebar);
    z-index: 1000;
    display: flex;
    flex-direction: column;
    transition: var(--transition-slow);
    will-change: transform, width;
}

/* زر طي/فرد السايدبار */
.sidebar-toggle {
    position: absolute;
    left: -14px;
    top: 50%;
    transform: translateY(-50%);
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: var(--primary-600);
    border: 3px solid var(--bg-body);
    color: white;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    transition: var(--transition-base);
    z-index: 1001;
    box-shadow: var(--shadow-md);
}

.sidebar-toggle:hover {
    background: var(--primary-500);
    transform: translateY(-50%) scale(1.1);
}

.sidebar-toggle i {
    transition: var(--transition-base);
}

/* حالة السايدبار المطوي */
.sidebar.collapsed {
    width: var(--sidebar-collapsed);
}

.sidebar.collapsed .sidebar-brand-text {
    opacity: 0;
    width: 0;
    overflow: hidden;
}

.sidebar.collapsed .menu-label {
    opacity: 0;
    height: 0;
    padding: 0;
    margin: 0;
    overflow: hidden;
}

.sidebar.collapsed .menu-item {
    justify-content: center;
    padding: 14px;
}

.sidebar.collapsed .menu-item span {
    display: none;
}

.sidebar.collapsed .menu-item i {
    width: auto;
    font-size: 1.2rem;
    margin: 0;
}

.sidebar.collapsed .sidebar-footer {
    padding: 12px 8px;
}

.sidebar.collapsed .sidebar-footer small {
    display: none;
}

.sidebar.collapsed .sidebar-toggle i {
    transform: rotate(180deg);
}

.sidebar.collapsed .sidebar-header {
    padding: 20px 16px;
    justify-content: center;
}

.sidebar.collapsed .sidebar-brand {
    justify-content: center;
}

/* Tooltip للعناصر في الوضع المطوي */
.sidebar.collapsed .menu-item {
    position: relative;
}

.sidebar.collapsed .menu-item::after {
    content: attr(data-title);
    position: absolute;
    right: calc(100% + 10px);
    top: 50%;
    transform: translateY(-50%);
    background: var(--gray-800);
    color: white;
    padding: 6px 12px;
    border-radius: var(--radius-sm);
    font-size: 0.8rem;
    white-space: nowrap;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-fast);
    pointer-events: none;
    z-index: 1002;
}

.sidebar.collapsed .menu-item:hover::after {
    opacity: 1;
    visibility: visible;
}

/* تعديل المحتوى الرئيسي عند طي السايدبار */
.main-content.sidebar-collapsed {
    margin-right: var(--sidebar-collapsed);
}

.sidebar-header {
    padding: 24px 20px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.sidebar-brand {
    display: flex;
    align-items: center;
    gap: 14px;
}

.sidebar-logo {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-md);
    background: linear-gradient(135deg, var(--primary-500), var(--primary-700));
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-primary);
    flex-shrink: 0;
}

.sidebar-logo svg,
.sidebar-logo i {
    color: white;
    font-size: 22px;
}

.sidebar-brand-text h4 {
    color: white;
    font-size: 1.1rem;
    font-weight: 700;
    margin: 0;
    line-height: 1.3;
}

.sidebar-brand-text small {
    color: var(--gray-400);
    font-size: 0.75rem;
}

/* Navigation Menu */
.sidebar-menu {
    flex: 1;
    padding: 16px 12px;
    overflow-y: auto;
    overflow-x: hidden;
}

.menu-section {
    margin-bottom: 8px;
}

.menu-label {
    color: var(--gray-500);
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    padding: 12px 16px 8px;
    display: block;
}

.menu-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    color: rgba(255, 255, 255, 0.65);
    border-radius: var(--radius-md);
    margin-bottom: 4px;
    font-weight: 500;
    font-size: 0.9rem;
    transition: var(--transition-base);
    position: relative;
    overflow: hidden;
}

.menu-item i {
    width: 20px;
    font-size: 1rem;
    text-align: center;
    transition: var(--transition-base);
}

.menu-item:hover {
    color: white;
    background: rgba(255, 255, 255, 0.08);
    transform: translateX(-4px);
}

.menu-item.active {
    color: white;
    background: linear-gradient(135deg, var(--primary-500), var(--primary-600));
    box-shadow: var(--shadow-primary);
}

.menu-item.active i {
    transform: scale(1.1);
}

/* Sidebar Footer */
.sidebar-footer {
    padding: 16px 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    text-align: center;
}

.sidebar-footer small {
    color: var(--gray-500);
    font-size: 0.75rem;
}

/* ========================================
   Main Content Area
   ======================================== */
.main-content {
    margin-right: var(--sidebar-width);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    transition: var(--transition-slow);
    background: var(--bg-body);
}

/* ========================================
   Top Header
   ======================================== */
.top-header {
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    padding: 0 28px;
    height: var(--header-height);
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: sticky;
    top: 0;
    z-index: 100;
    border-bottom: 1px solid var(--gray-200);
}

.header-title {
    display: flex;
    align-items: center;
    gap: 16px;
}

.header-title h5 {
    font-weight: 700;
    color: var(--gray-900);
    font-size: 1.15rem;
    margin: 0;
}

.mobile-toggle {
    display: none;
    width: 44px;
    height: 44px;
    border: none;
    background: var(--gray-100);
    border-radius: var(--radius-md);
    color: var(--gray-700);
    cursor: pointer;
    transition: var(--transition-base);
}

.mobile-toggle:hover {
    background: var(--gray-200);
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 12px;
}

.header-btn {
    width: 42px;
    height: 42px;
    border: none;
    background: var(--gray-100);
    border-radius: var(--radius-md);
    color: var(--gray-600);
    cursor: pointer;
    transition: var(--transition-base);
    display: flex;
    align-items: center;
    justify-content: center;
}

.header-btn:hover {
    background: var(--primary-50);
    color: var(--primary-600);
}

.user-dropdown {
    position: relative;
}

.user-avatar {
    width: 42px;
    height: 42px;
    border-radius: var(--radius-md);
    background: linear-gradient(135deg, var(--primary-500), var(--primary-600));
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1rem;
    cursor: pointer;
    transition: var(--transition-base);
    box-shadow: var(--shadow-sm);
}

.user-avatar:hover {
    transform: scale(1.05);
    box-shadow: var(--shadow-primary);
}

/* ========================================
   Page Content
   ======================================== */
.page-content {
    flex: 1;
    padding: 28px;
    animation: fadeIn 0.4s ease-out;
}

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

.page-header {
    margin-bottom: 28px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 16px;
}

.page-header h4 {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--gray-900);
    display: flex;
    align-items: center;
    gap: 12px;
    margin: 0;
}

.page-header h4 i {
    color: var(--primary-500);
    font-size: 1.3rem;
}

/* ========================================
   Cards
   ======================================== */
.card {
    background: var(--bg-card);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: var(--transition-base);
    overflow: hidden;
}

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

.card-header {
    background: var(--gray-50);
    border-bottom: 1px solid var(--gray-200);
    padding: 18px 24px;
}

.card-header h6 {
    margin: 0;
    font-weight: 700;
    color: var(--gray-800);
    font-size: 0.95rem;
    display: flex;
    align-items: center;
    gap: 10px;
}

.card-header h6 i {
    color: var(--primary-500);
}

.card-body {
    padding: 24px;
}

/* Stat Cards */
.stat-card {
    background: var(--bg-card);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-lg);
    padding: 24px;
    transition: var(--transition-base);
    position: relative;
    overflow: hidden;
}

.stat-card::after {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 120px;
    height: 120px;
    background: linear-gradient(135deg, var(--primary-100), transparent);
    border-radius: 0 0 0 100%;
    opacity: 0.5;
    transition: var(--transition-base);
}

.stat-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.stat-card:hover::after {
    opacity: 0.8;
}

.stat-icon {
    width: 56px;
    height: 56px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    margin-bottom: 16px;
    position: relative;
    z-index: 1;
}

.stat-icon.primary {
    background: var(--primary-100);
    color: var(--primary-600);
}

.stat-icon.success {
    background: var(--success-light);
    color: var(--success);
}

.stat-icon.warning {
    background: var(--warning-light);
    color: var(--warning);
}

.stat-icon.danger {
    background: var(--danger-light);
    color: var(--danger);
}

.stat-value {
    font-size: 1.75rem;
    font-weight: 800;
    color: var(--gray-900);
    line-height: 1.2;
    margin-bottom: 4px;
}

.stat-label {
    color: var(--gray-500);
    font-size: 0.9rem;
    font-weight: 500;
}

/* ========================================
   Buttons
   ======================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 22px;
    border: none;
    border-radius: var(--radius-md);
    font-family: var(--font-primary);
    font-weight: 600;
    font-size: 0.9rem;
    cursor: pointer;
    transition: var(--transition-base);
    white-space: nowrap;
    text-decoration: none;
}

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

.btn-primary {
    background: linear-gradient(135deg, var(--primary-500), var(--primary-600));
    color: white;
    box-shadow: var(--shadow-primary);
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--primary-600), var(--primary-700));
    transform: translateY(-2px);
    box-shadow: 0 12px 28px rgba(99, 102, 241, 0.35);
    color: white;
}

.btn-success {
    background: linear-gradient(135deg, var(--success), #047857);
    color: white;
    box-shadow: var(--shadow-success);
}

.btn-success:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 28px rgba(5, 150, 105, 0.35);
    color: white;
}

.btn-danger {
    background: linear-gradient(135deg, var(--danger), #b91c1c);
    color: white;
}

.btn-danger:hover {
    transform: translateY(-2px);
    color: white;
}

.btn-warning {
    background: linear-gradient(135deg, var(--warning), #b45309);
    color: white;
}

.btn-outline-primary {
    background: transparent;
    border: 2px solid var(--primary-500);
    color: var(--primary-600);
}

.btn-outline-primary:hover {
    background: var(--primary-500);
    color: white;
}

.btn-outline-secondary {
    background: transparent;
    border: 2px solid var(--gray-300);
    color: var(--gray-600);
}

.btn-outline-secondary:hover {
    background: var(--gray-100);
    border-color: var(--gray-400);
}

.btn-sm {
    padding: 8px 16px;
    font-size: 0.85rem;
}

.btn-lg {
    padding: 16px 32px;
    font-size: 1rem;
}

/* Icon Buttons */
.btn-icon {
    width: 40px;
    height: 40px;
    padding: 0;
    border-radius: var(--radius-md);
    background: var(--gray-100);
    color: var(--gray-600);
    border: none;
    cursor: pointer;
    transition: var(--transition-base);
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.btn-icon:hover {
    background: var(--primary-100);
    color: var(--primary-600);
    transform: scale(1.05);
}

.btn-icon.edit:hover { background: var(--warning-light); color: var(--warning); }
.btn-icon.delete:hover { background: var(--danger-light); color: var(--danger); }
.btn-icon.success:hover { background: var(--success-light); color: var(--success); }
.btn-icon.view:hover { background: var(--info-light); color: var(--info); }

/* ========================================
   Form Elements
   ======================================== */
.form-label {
    display: block;
    font-weight: 600;
    color: var(--gray-700);
    margin-bottom: 8px;
    font-size: 0.9rem;
}

.form-control,
.form-select {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-md);
    font-family: var(--font-primary);
    font-size: 0.95rem;
    color: var(--gray-800);
    background: var(--bg-card);
    transition: var(--transition-base);
}

.form-control:hover,
.form-select:hover {
    border-color: var(--gray-300);
}

.form-control:focus,
.form-select:focus {
    outline: none;
    border-color: var(--primary-500);
    box-shadow: 0 0 0 4px var(--primary-100);
}

.form-control::placeholder {
    color: var(--gray-400);
}

.form-check-input {
    width: 20px;
    height: 20px;
    border: 2px solid var(--gray-300);
    border-radius: 6px;
    cursor: pointer;
    transition: var(--transition-base);
}

.form-check-input:checked {
    background: var(--primary-500);
    border-color: var(--primary-500);
}

/* Search Box */
.search-box {
    position: relative;
}

.search-box input {
    padding-right: 48px;
    border-radius: var(--radius-full);
}

.search-box i {
    position: absolute;
    right: 18px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--gray-400);
}

/* ========================================
   Tables
   ======================================== */
.table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
}

.table thead th {
    background: var(--gray-50);
    font-weight: 700;
    color: var(--gray-700);
    padding: 14px 18px;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border-bottom: 2px solid var(--gray-200);
    text-align: right;
}

.table tbody td {
    padding: 16px 18px;
    vertical-align: middle;
    border-bottom: 1px solid var(--gray-100);
    color: var(--gray-700);
}

.table tbody tr {
    transition: var(--transition-fast);
}

.table tbody tr:hover {
    background: var(--gray-50);
}

.table tbody tr:last-child td {
    border-bottom: none;
}

/* ========================================
   Badges
   ======================================== */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 5px 12px;
    border-radius: var(--radius-full);
    font-weight: 600;
    font-size: 0.75rem;
}

.badge.bg-primary { background: var(--primary-100); color: var(--primary-700); }
.badge.bg-success { background: var(--success-light); color: var(--success); }
.badge.bg-warning { background: var(--warning-light); color: var(--warning); }
.badge.bg-danger { background: var(--danger-light); color: var(--danger); }
.badge.bg-info { background: var(--info-light); color: var(--info); }
.badge.bg-secondary { background: var(--gray-200); color: var(--gray-700); }

/* ========================================
   Modals
   ======================================== */
.modal-backdrop {
    background: var(--bg-overlay);
    backdrop-filter: blur(4px);
}

.modal-content {
    border: none;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    overflow: hidden;
}

.modal-header {
    background: linear-gradient(135deg, var(--primary-500), var(--primary-600));
    color: white;
    padding: 20px 24px;
    border: none;
}

.modal-header .modal-title {
    font-weight: 700;
    font-size: 1.1rem;
}

.modal-header .btn-close {
    filter: brightness(0) invert(1);
    opacity: 0.8;
    transition: var(--transition-fast);
}

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

.modal-body {
    padding: 28px;
}

.modal-footer {
    padding: 18px 28px;
    border-top: 1px solid var(--gray-200);
    background: var(--gray-50);
}

/* ========================================
   Alerts & Toasts
   ======================================== */
.alert {
    border: none;
    border-radius: var(--radius-md);
    padding: 16px 20px;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 12px;
}

.alert-success { background: var(--success-light); color: var(--success); }
.alert-danger { background: var(--danger-light); color: var(--danger); }
.alert-warning { background: var(--warning-light); color: var(--warning); }
.alert-info { background: var(--info-light); color: var(--info); }

.toast-container {
    position: fixed;
    top: 24px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 9999;
}

.toast {
    background: var(--bg-card);
    border-radius: var(--radius-md);
    padding: 16px 24px;
    box-shadow: var(--shadow-xl);
    animation: slideDown 0.4s ease-out;
    display: flex;
    align-items: center;
    gap: 12px;
}

@keyframes slideDown {
    from { opacity: 0; transform: translateY(-16px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ========================================
   Dropdown Menus
   ======================================== */
.dropdown-menu {
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    padding: 8px;
    min-width: 200px;
    animation: dropdownFade 0.2s ease-out;
}

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

.dropdown-item {
    padding: 10px 14px;
    border-radius: var(--radius-sm);
    font-weight: 500;
    color: var(--gray-700);
    transition: var(--transition-fast);
    display: flex;
    align-items: center;
    gap: 10px;
}

.dropdown-item:hover {
    background: var(--gray-100);
    color: var(--gray-900);
}

.dropdown-item i {
    width: 18px;
    color: var(--gray-500);
}

.dropdown-divider {
    margin: 8px 0;
    border-color: var(--gray-200);
}

/* ========================================
   Footer
   ======================================== */
.main-footer {
    background: var(--bg-card);
    border-top: 1px solid var(--gray-200);
    padding: 18px 28px;
    margin-top: auto;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 12px;
}

.footer-copyright {
    color: var(--gray-500);
    font-size: 0.85rem;
}

.footer-copyright strong {
    color: var(--primary-600);
}

.footer-links {
    display: flex;
    align-items: center;
    gap: 8px;
}

.footer-links a {
    color: var(--gray-500);
    font-size: 0.85rem;
    padding: 4px 8px;
    border-radius: var(--radius-sm);
}

.footer-links a:hover {
    color: var(--primary-600);
    background: var(--primary-50);
}

.footer-version {
    color: var(--gray-400);
    font-size: 0.8rem;
}

/* ========================================
   Loading Overlay
   ======================================== */
.loading-overlay {
    position: fixed;
    inset: 0;
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(8px);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 10000;
}

.loading-overlay.show {
    display: flex;
}

.spinner {
    width: 44px;
    height: 44px;
    border: 3px solid var(--gray-200);
    border-top-color: var(--primary-500);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* ========================================
   Empty State
   ======================================== */
.empty-state {
    text-align: center;
    padding: 60px 24px;
}

.empty-state i {
    font-size: 56px;
    color: var(--gray-300);
    margin-bottom: 20px;
}

.empty-state h5 {
    color: var(--gray-700);
    margin-bottom: 8px;
}

.empty-state p {
    color: var(--gray-500);
}

/* ========================================
   Mobile Overlay
   ======================================== */
.sidebar-overlay {
    position: fixed;
    inset: 0;
    background: var(--bg-overlay);
    z-index: 999;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-base);
}

.sidebar-overlay.show {
    opacity: 1;
    visibility: visible;
}

/* ========================================
   Responsive - Tablet
   ======================================== */
@media (max-width: 1024px) {
    :root {
        --sidebar-width: 260px;
    }
    
    .page-content {
        padding: 24px;
    }
    
    .stat-card {
        padding: 20px;
    }
}

/* ========================================
   Responsive - Mobile
   ======================================== */
@media (max-width: 768px) {
    .sidebar {
        transform: translateX(100%);
    }
    
    .sidebar.show {
        transform: translateX(0);
    }
    
    .main-content {
        margin-right: 0;
    }
    
    .mobile-toggle {
        display: flex;
    }
    
    .top-header {
        padding: 0 16px;
        height: 60px;
    }
    
    .header-title h5 {
        font-size: 1rem;
    }
    
    .page-content {
        padding: 16px;
    }
    
    .page-header {
        margin-bottom: 20px;
    }
    
    .page-header h4 {
        font-size: 1.25rem;
    }
    
    .card-header,
    .card-body {
        padding: 16px;
    }
    
    .stat-card {
        padding: 16px;
    }
    
    .stat-value {
        font-size: 1.5rem;
    }
    
    .footer-content {
        flex-direction: column;
        text-align: center;
    }
    
    .table-responsive {
        margin: 0 -16px;
        padding: 0 16px;
    }
    
    .btn {
        padding: 10px 18px;
    }
    
    .modal-body {
        padding: 20px;
    }
}

/* ========================================
   Responsive - Small Mobile
   ======================================== */
@media (max-width: 480px) {
    .page-header {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .header-actions {
        gap: 8px;
    }
    
    .header-btn,
    .user-avatar {
        width: 38px;
        height: 38px;
    }
}

/* ========================================
   Utility Classes
   ======================================== */
.text-primary { color: var(--primary-600) !important; }
.text-success { color: var(--success) !important; }
.text-warning { color: var(--warning) !important; }
.text-danger { color: var(--danger) !important; }
.text-muted { color: var(--gray-500) !important; }

.bg-primary-soft { background: var(--primary-100) !important; }
.bg-success-soft { background: var(--success-light) !important; }
.bg-warning-soft { background: var(--warning-light) !important; }
.bg-danger-soft { background: var(--danger-light) !important; }

/* Hover Effects */
.hover-lift {
    transition: var(--transition-base);
}

.hover-lift:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

/* Animation Classes */
.fade-in {
    animation: fadeIn 0.4s ease-out;
}

.slide-up {
    animation: slideUp 0.4s ease-out;
}

@keyframes slideUp {
    from { opacity: 0; transform: translateY(16px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ========================================
   Global Color Fixes - Override Bootstrap
   ======================================== */

/* Ensure all buttons have proper text colors */
.btn-primary,
.btn-success,
.btn-danger,
.btn-warning,
.btn-info {
    color: white !important;
}

.btn-primary:hover,
.btn-success:hover,
.btn-danger:hover,
.btn-warning:hover,
.btn-info:hover {
    color: white !important;
}

.btn-outline-primary:hover,
.btn-outline-success:hover,
.btn-outline-danger:hover {
    color: white !important;
}

/* Ensure form controls have proper colors */
.form-control,
.form-select,
input[type="text"],
input[type="number"],
input[type="email"],
input[type="password"],
input[type="tel"],
textarea,
select {
    color: var(--gray-800) !important;
    background-color: white !important;
}

.form-control:focus,
.form-select:focus,
input:focus,
textarea:focus,
select:focus {
    color: var(--gray-900) !important;
    background-color: white !important;
}

.form-control::placeholder,
input::placeholder,
textarea::placeholder {
    color: var(--gray-400) !important;
}

/* Modal fixes */
.modal-header {
    color: white;
}

.modal-header .modal-title {
    color: white !important;
}

.modal-header .btn-close {
    filter: brightness(0) invert(1);
}

.modal-body {
    color: var(--gray-800);
}

.modal-body .form-label {
    color: var(--gray-700) !important;
}

/* Dropdown fixes */
.dropdown-menu {
    background: white;
}

.dropdown-item {
    color: var(--gray-700) !important;
}

.dropdown-item:hover {
    background: var(--gray-100);
    color: var(--gray-900) !important;
}

.dropdown-header {
    color: var(--gray-800) !important;
}

/* Badge fixes */
.badge {
    font-weight: 600;
}

.badge.bg-primary {
    background: var(--primary-500) !important;
    color: white !important;
}

.badge.bg-success {
    background: var(--success) !important;
    color: white !important;
}

.badge.bg-danger {
    background: var(--danger) !important;
    color: white !important;
}

.badge.bg-warning {
    background: var(--warning) !important;
    color: white !important;
}

.badge.bg-secondary {
    background: var(--gray-500) !important;
    color: white !important;
}

/* Table fixes */
.table {
    color: var(--gray-800);
}

.table th {
    color: var(--gray-700) !important;
}

.table td {
    color: var(--gray-700);
}

/* Alert fixes */
.alert {
    border: none;
}

.alert-success {
    background: var(--success-light);
    color: #065f46 !important;
}

.alert-danger {
    background: var(--danger-light);
    color: #991b1b !important;
}

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

.alert-info {
    background: var(--info-light);
    color: #0c4a6e !important;
}

/* Navbar / Header fixes */
.top-header {
    background: rgba(255, 255, 255, 0.95);
    color: var(--gray-800);
}

.top-header h5 {
    color: var(--gray-900) !important;
}

/* Card text fixes */
.card {
    color: var(--gray-800);
}

.card-header h6 {
    color: var(--gray-800) !important;
}

.card-body {
    color: var(--gray-700);
}

/* Link colors */
a {
    color: var(--primary-600);
}

a:hover {
    color: var(--primary-700);
}

/* Ensure white text on colored backgrounds */
.bg-primary,
.bg-success,
.bg-danger,
.bg-warning,
.bg-info,
.bg-dark {
    color: white !important;
}

.bg-primary *,
.bg-success *,
.bg-danger *,
.bg-warning *,
.bg-info *,
.bg-dark * {
    color: white !important;
}

/* Footer fixes */
.main-footer {
    background: white;
    color: var(--gray-600);
}

.footer-copyright {
    color: var(--gray-600) !important;
}

.footer-links a {
    color: var(--gray-500) !important;
}

.footer-links a:hover {
    color: var(--primary-600) !important;
}

/* Sidebar text visibility */
.sidebar .menu-item {
    color: rgba(255, 255, 255, 0.7);
}

.sidebar .menu-item:hover,
.sidebar .menu-item.active {
    color: white !important;
}

.sidebar .menu-label {
    color: rgba(255, 255, 255, 0.4) !important;
}

/* Input readonly states */
input[readonly],
.form-control[readonly] {
    background: var(--gray-100) !important;
    color: var(--gray-700) !important;
}

/* ========================================
   User Menu with Branches - القائمة المنسدلة
   ======================================== */

/* User Menu Trigger */
.user-menu-trigger {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 6px 12px;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: var(--transition-base);
    background: var(--gray-100);
}

.user-menu-trigger:hover {
    background: var(--gray-200);
}

.user-menu-trigger .user-avatar {
    width: 38px;
    height: 38px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary-500), var(--primary-600));
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1rem;
}

.user-menu-trigger .user-info {
    text-align: right;
    line-height: 1.3;
}

.user-menu-trigger .user-name {
    display: block;
    font-weight: 600;
    color: var(--gray-800);
    font-size: 0.9rem;
}

.user-menu-trigger .user-role {
    display: block;
    font-size: 0.75rem;
    color: var(--gray-500);
}

.user-menu-trigger .dropdown-arrow {
    color: var(--gray-400);
    font-size: 0.7rem;
    transition: transform 0.2s;
}

.dropdown.show .dropdown-arrow {
    transform: rotate(180deg);
}

/* User Dropdown Menu */
.user-menu {
    min-width: 260px;
    border: none;
    border-radius: var(--radius-lg) !important;
    box-shadow: var(--shadow-xl) !important;
    padding: 8px 0;
    margin-top: 8px !important;
}

.user-menu .dropdown-header-section {
    padding: 12px 16px 8px;
    font-weight: 700;
    font-size: 0.8rem;
    color: var(--gray-500);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.user-menu .dropdown-header-section i {
    color: var(--primary-500);
}

.user-menu .dropdown-item {
    padding: 10px 16px;
    font-size: 0.9rem;
    color: var(--gray-700) !important;
    display: flex;
    align-items: center;
    gap: 10px;
    transition: var(--transition-fast);
}

.user-menu .dropdown-item:hover {
    background: var(--gray-100);
    color: var(--gray-900) !important;
}

.user-menu .dropdown-item i {
    width: 18px;
    text-align: center;
    color: var(--gray-500);
}

.user-menu .dropdown-item:hover i {
    color: var(--primary-500);
}

.user-menu .dropdown-item.text-danger {
    color: var(--danger) !important;
}

.user-menu .dropdown-item.text-danger:hover {
    background: var(--danger-light);
}

.user-menu .dropdown-item.text-danger i {
    color: var(--danger);
}

.user-menu .dropdown-divider {
    margin: 8px 0;
    border-color: var(--gray-200);
}

/* Branch Items */
.user-menu .branch-item {
    position: relative;
    padding-right: 16px;
}

.user-menu .branch-item.active {
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1), rgba(99, 102, 241, 0.05));
    color: var(--primary-600) !important;
    font-weight: 600;
}

.user-menu .branch-item.active i {
    color: var(--success) !important;
}

.user-menu .branch-item .current-badge {
    margin-right: auto;
    font-size: 0.7rem;
    padding: 2px 8px;
    background: var(--success);
    color: white;
    border-radius: 10px;
    font-weight: 600;
}

.user-menu .branches-loading,
.user-menu .no-branches {
    padding: 12px 16px;
    text-align: center;
    color: var(--gray-500);
    font-size: 0.85rem;
}

.user-menu .branches-loading i {
    margin-left: 6px;
}

/* Mobile Adjustments */
@media (max-width: 768px) {
    .user-menu-trigger {
        padding: 4px 8px;
    }
    
    .user-menu-trigger .user-avatar {
        width: 34px;
        height: 34px;
        font-size: 0.9rem;
    }
    
    .user-menu {
        min-width: 240px;
        right: 0 !important;
        left: auto !important;
    }
}


/* ========================================
   Notifications Styles
   ======================================== */
.notification-badge {
    position: absolute;
    top: -5px;
    right: -5px;
    background: var(--danger);
    color: white;
    font-size: 10px;
    font-weight: 600;
    min-width: 18px;
    height: 18px;
    border-radius: 9px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0 4px;
}

.notification-menu {
    border: none;
    border-radius: 12px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.15);
    padding: 0;
    overflow: hidden;
}

.notification-header {
    background: var(--gray-50);
}

.notification-list {
    max-height: 300px;
    overflow-y: auto;
}

.notification-item {
    display: flex;
    gap: 12px;
    padding: 12px 15px;
    cursor: pointer;
    border-bottom: 1px solid var(--gray-100);
    transition: background 0.2s;
}

.notification-item:hover {
    background: var(--gray-50);
}

.notification-item.unread {
    background: var(--primary-50);
}

.notification-item.unread:hover {
    background: var(--primary-100);
}

.notification-icon {
    width: 40px;
    height: 40px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    flex-shrink: 0;
}

.notification-icon.bg-primary { background: var(--primary-500); }
.notification-icon.bg-success { background: var(--success); }
.notification-icon.bg-warning { background: var(--warning); }
.notification-icon.bg-danger { background: var(--danger); }
.notification-icon.bg-info { background: var(--info); }

.notification-content {
    flex: 1;
    min-width: 0;
}

.notification-title {
    font-weight: 600;
    font-size: 13px;
    color: var(--gray-800);
    margin-bottom: 2px;
}

.notification-text {
    font-size: 12px;
    color: var(--gray-600);
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.notification-time {
    font-size: 11px;
    color: var(--gray-400);
    margin-top: 4px;
}

.notification-footer {
    background: var(--gray-50);
}


/* ========================================
   Dark Mode - الوضع الليلي
   ======================================== */
[data-theme="dark"] {
    --bg-primary: #0f172a;
    --bg-secondary: #1e293b;
    --bg-card: #1e293b;
    --bg-hover: #334155;
    --text-primary: #f1f5f9;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;
    --border-color: #334155;
    --shadow-color: rgba(0,0,0,0.3);
}

[data-theme="dark"] body {
    background: var(--bg-primary);
    color: var(--text-primary);
}

[data-theme="dark"] .sidebar {
    background: var(--bg-secondary);
    border-color: var(--border-color);
}

[data-theme="dark"] .top-header {
    background: var(--bg-secondary);
    border-color: var(--border-color);
}

[data-theme="dark"] .card,
[data-theme="dark"] .stat-card,
[data-theme="dark"] .info-card {
    background: var(--bg-card);
    border-color: var(--border-color);
}

[data-theme="dark"] .table {
    --bs-table-bg: var(--bg-card);
    --bs-table-color: var(--text-primary);
    --bs-table-border-color: var(--border-color);
    --bs-table-striped-bg: var(--bg-hover);
    --bs-table-hover-bg: var(--bg-hover);
}

[data-theme="dark"] .form-control,
[data-theme="dark"] .form-select {
    background: var(--bg-primary);
    border-color: var(--border-color);
    color: var(--text-primary);
}

[data-theme="dark"] .form-control:focus,
[data-theme="dark"] .form-select:focus {
    background: var(--bg-primary);
    border-color: var(--primary-500);
    color: var(--text-primary);
}

[data-theme="dark"] .modal-content {
    background: var(--bg-secondary);
    border-color: var(--border-color);
}

[data-theme="dark"] .modal-header,
[data-theme="dark"] .modal-footer {
    border-color: var(--border-color);
}

[data-theme="dark"] .dropdown-menu {
    background: var(--bg-secondary);
    border-color: var(--border-color);
}

[data-theme="dark"] .dropdown-item {
    color: var(--text-primary);
}

[data-theme="dark"] .dropdown-item:hover {
    background: var(--bg-hover);
}

[data-theme="dark"] .nav-tabs .nav-link {
    color: var(--text-secondary);
}

[data-theme="dark"] .nav-tabs .nav-link.active {
    background: var(--bg-card);
    border-color: var(--border-color);
    color: var(--text-primary);
}

[data-theme="dark"] .page-content {
    background: var(--bg-primary);
}

[data-theme="dark"] .text-muted {
    color: var(--text-muted) !important;
}

[data-theme="dark"] .menu-item {
    color: var(--text-secondary);
}

[data-theme="dark"] .menu-item:hover,
[data-theme="dark"] .menu-item.active {
    background: var(--bg-hover);
    color: var(--text-primary);
}

[data-theme="dark"] .btn-outline-secondary {
    color: var(--text-secondary);
    border-color: var(--border-color);
}

[data-theme="dark"] .alert {
    border-color: var(--border-color);
}

[data-theme="dark"] hr {
    border-color: var(--border-color);
}

[data-theme="dark"] .list-group-item {
    background: var(--bg-card);
    border-color: var(--border-color);
    color: var(--text-primary);
}

/* زر تبديل الوضع */
.theme-toggle {
    width: 40px;
    height: 40px;
    border-radius: 10px;
    border: none;
    background: var(--gray-100);
    color: var(--gray-600);
    cursor: pointer;
    transition: all 0.3s;
    display: flex;
    align-items: center;
    justify-content: center;
}

[data-theme="dark"] .theme-toggle {
    background: var(--bg-hover);
    color: #fbbf24;
}

.theme-toggle:hover {
    transform: scale(1.05);
}