/*
 * ============================================
 * نظام التصميم الجديد - صيدلية د. أحمد كسبه
 * New Design System - Kessba Pharmacy
 * ============================================
 */

/* ============================================
   CSS Variables - المتغيرات
   ============================================ */
:root {
    /* Primary Colors - الألوان الأساسية */
    --n-primary: #0d6f5c;
    --n-primary-dark: #094d40;
    --n-primary-light: #e8f5f1;
    --n-primary-gradient: linear-gradient(135deg, #0d6f5c 0%, #14a085 100%);

    /* Secondary Colors */
    --n-secondary: #6c5ce7;
    --n-secondary-light: #a29bfe;

    /* Accent Colors */
    --n-accent: #f39c12;
    --n-accent-light: #ffeaa7;

    /* Status Colors */
    --n-success: #00b894;
    --n-warning: #fdcb6e;
    --n-danger: #e74c3c;
    --n-info: #74b9ff;

    /* Neutral Colors */
    --n-white: #ffffff;
    --n-gray-50: #f8fafc;
    --n-gray-100: #f1f5f9;
    --n-gray-200: #e2e8f0;
    --n-gray-300: #cbd5e1;
    --n-gray-400: #94a3b8;
    --n-gray-500: #64748b;
    --n-gray-600: #475569;
    --n-gray-700: #334155;
    --n-gray-800: #1e293b;
    --n-gray-900: #0f172a;
    --n-black: #000000;

    /* Background Colors */
    --n-bg-main: #f0f4f8;
    --n-bg-card: #ffffff;
    --n-bg-sidebar: #0f172a;
    --n-bg-header: #ffffff;

    /* Text Colors */
    --n-text-primary: #1e293b;
    --n-text-secondary: #64748b;
    --n-text-muted: #94a3b8;
    --n-text-light: #ffffff;

    /* Borders */
    --n-border-color: #e2e8f0;
    --n-border-radius-sm: 6px;
    --n-border-radius: 10px;
    --n-border-radius-lg: 16px;
    --n-border-radius-xl: 24px;
    --n-border-radius-full: 9999px;

    /* Shadows */
    --n-shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --n-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --n-shadow-md: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --n-shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --n-shadow-xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);

    /* Spacing */
    --n-spacing-xs: 4px;
    --n-spacing-sm: 8px;
    --n-spacing-md: 16px;
    --n-spacing-lg: 24px;
    --n-spacing-xl: 32px;
    --n-spacing-2xl: 48px;

    /* Typography */
    --n-font-family: 'Tajawal', 'Cairo', 'Segoe UI', sans-serif;
    --n-font-size-xs: 0.75rem;
    --n-font-size-sm: 0.875rem;
    --n-font-size-base: 1rem;
    --n-font-size-lg: 1.125rem;
    --n-font-size-xl: 1.25rem;
    --n-font-size-2xl: 1.5rem;
    --n-font-size-3xl: 1.875rem;
    --n-font-size-4xl: 2.25rem;

    /* Layout */
    --n-sidebar-width: 280px;
    --n-sidebar-collapsed-width: 80px;
    --n-header-height: 70px;

    /* Transitions */
    --n-transition-fast: 150ms ease;
    --n-transition: 250ms ease;
    --n-transition-slow: 350ms ease;
}

/* Dark Mode Variables */
[data-theme="dark"] {
    --n-bg-main: #0f172a;
    --n-bg-card: #1e293b;
    --n-bg-sidebar: #0f172a;
    --n-bg-header: #1e293b;
    --n-text-primary: #f1f5f9;
    --n-text-secondary: #94a3b8;
    --n-text-muted: #64748b;
    --n-border-color: #334155;
    --n-gray-100: #1e293b;
    --n-gray-200: #334155;
}

/* ============================================
   Base Styles - الأساسيات
   ============================================ */
@import url('https://fonts.googleapis.com/css2?family=Tajawal:wght@300;400;500;700;800&display=swap');

*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body.n-body {
    font-family: var(--n-font-family);
    font-size: var(--n-font-size-base);
    color: var(--n-text-primary);
    background-color: var(--n-bg-main);
    line-height: 1.6;
    direction: rtl;
    min-height: 100vh;
    overflow-x: hidden;
}

/* ============================================
   Layout Structure - هيكل الصفحة
   ============================================ */
.n-app {
    display: flex;
    min-height: 100vh;
}

.n-sidebar {
    width: var(--n-sidebar-width);
    background: var(--n-bg-sidebar);
    position: fixed;
    top: 0;
    right: 0;
    height: 100vh;
    z-index: 1000;
    transition: width var(--n-transition);
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.n-sidebar.collapsed {
    width: var(--n-sidebar-collapsed-width);
}

.n-main {
    flex: 1;
    margin-right: var(--n-sidebar-width);
    transition: margin-right var(--n-transition);
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

.n-sidebar.collapsed+.n-main,
.n-main.sidebar-collapsed {
    margin-right: var(--n-sidebar-collapsed-width);
}

.n-header {
    height: var(--n-header-height);
    background: var(--n-bg-header);
    border-bottom: 1px solid var(--n-border-color);
    position: sticky;
    top: 0;
    z-index: 100;
    display: flex;
    align-items: center;
    padding: 0 var(--n-spacing-lg);
    box-shadow: var(--n-shadow-sm);
}

.n-content {
    flex: 1;
    padding: var(--n-spacing-lg);
    overflow-y: auto;
}

.n-footer {
    background: var(--n-bg-card);
    border-top: 1px solid var(--n-border-color);
    padding: var(--n-spacing-md) var(--n-spacing-lg);
    text-align: center;
    color: var(--n-text-secondary);
    font-size: var(--n-font-size-sm);
}

/* ============================================
   Sidebar Styles - القائمة الجانبية
   ============================================ */
.n-sidebar-header {
    padding: var(--n-spacing-lg);
    display: flex;
    align-items: center;
    gap: var(--n-spacing-md);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.n-sidebar-logo {
    width: 48px;
    height: 48px;
    border-radius: var(--n-border-radius);
    object-fit: contain;
    background: var(--n-white);
    padding: 4px;
}

.n-sidebar-brand {
    color: var(--n-white);
    font-size: var(--n-font-size-lg);
    font-weight: 700;
    white-space: nowrap;
    opacity: 1;
    transition: opacity var(--n-transition);
}

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

.n-sidebar-nav {
    flex: 1;
    padding: var(--n-spacing-md) 0;
    overflow-y: auto;
}

.n-nav-section {
    margin-bottom: var(--n-spacing-md);
}

.n-nav-section-title {
    color: var(--n-gray-400);
    font-size: var(--n-font-size-xs);
    text-transform: uppercase;
    letter-spacing: 1px;
    padding: var(--n-spacing-sm) var(--n-spacing-lg);
    margin-bottom: var(--n-spacing-xs);
}

.n-sidebar.collapsed .n-nav-section-title {
    display: none;
}

.n-nav-item {
    display: flex;
    align-items: center;
    gap: var(--n-spacing-md);
    padding: var(--n-spacing-md) var(--n-spacing-lg);
    color: var(--n-gray-300);
    text-decoration: none;
    transition: all var(--n-transition-fast);
    border-right: 3px solid transparent;
    cursor: pointer;
}

.n-nav-item:hover {
    background: rgba(255, 255, 255, 0.05);
    color: var(--n-white);
}

.n-nav-item.active {
    background: rgba(13, 111, 92, 0.2);
    color: var(--n-primary-light);
    border-right-color: var(--n-primary);
}

.n-nav-icon {
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--n-font-size-lg);
    flex-shrink: 0;
}

.n-nav-text {
    white-space: nowrap;
    opacity: 1;
    transition: opacity var(--n-transition);
}

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

.n-sidebar-footer {
    padding: var(--n-spacing-md) var(--n-spacing-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.n-sidebar-toggle {
    width: 100%;
    padding: var(--n-spacing-sm) var(--n-spacing-md);
    background: rgba(255, 255, 255, 0.05);
    border: none;
    border-radius: var(--n-border-radius-sm);
    color: var(--n-gray-400);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--n-spacing-sm);
    transition: all var(--n-transition-fast);
}

.n-sidebar-toggle:hover {
    background: rgba(255, 255, 255, 0.1);
    color: var(--n-white);
}

/* ============================================
   Header Styles - الهيدر
   ============================================ */
.n-header-right {
    display: flex;
    align-items: center;
    gap: var(--n-spacing-lg);
}

.n-header-left {
    display: flex;
    align-items: center;
    gap: var(--n-spacing-md);
    margin-right: auto;
}

.n-search-box {
    position: relative;
    width: 320px;
}

.n-search-input {
    width: 100%;
    padding: var(--n-spacing-sm) var(--n-spacing-md);
    padding-right: 40px;
    border: 1px solid var(--n-border-color);
    border-radius: var(--n-border-radius-full);
    background: var(--n-gray-100);
    font-family: inherit;
    font-size: var(--n-font-size-sm);
    color: var(--n-text-primary);
    transition: all var(--n-transition-fast);
}

.n-search-input:focus {
    outline: none;
    border-color: var(--n-primary);
    background: var(--n-white);
    box-shadow: 0 0 0 3px var(--n-primary-light);
}

.n-search-icon {
    position: absolute;
    right: var(--n-spacing-md);
    top: 50%;
    transform: translateY(-50%);
    color: var(--n-text-muted);
}

.n-header-actions {
    display: flex;
    align-items: center;
    gap: var(--n-spacing-sm);
}

.n-header-btn {
    width: 40px;
    height: 40px;
    border-radius: var(--n-border-radius);
    border: none;
    background: transparent;
    color: var(--n-text-secondary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--n-font-size-lg);
    transition: all var(--n-transition-fast);
    position: relative;
}

.n-header-btn:hover {
    background: var(--n-gray-100);
    color: var(--n-primary);
}

.n-header-btn .n-badge {
    position: absolute;
    top: 4px;
    left: 4px;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: var(--n-danger);
    color: var(--n-white);
    font-size: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
}

.n-user-menu {
    display: flex;
    align-items: center;
    gap: var(--n-spacing-sm);
    padding: var(--n-spacing-xs) var(--n-spacing-sm);
    border-radius: var(--n-border-radius);
    cursor: pointer;
    transition: background var(--n-transition-fast);
}

.n-user-menu:hover {
    background: var(--n-gray-100);
}

.n-user-avatar {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--n-primary-gradient);
    color: var(--n-white);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: var(--n-font-size-sm);
}

.n-user-info {
    text-align: right;
}

.n-user-name {
    font-weight: 600;
    font-size: var(--n-font-size-sm);
    color: var(--n-text-primary);
}

.n-user-role {
    font-size: var(--n-font-size-xs);
    color: var(--n-text-muted);
}

/* ============================================
   Cards - البطاقات
   ============================================ */
.n-card {
    background: var(--n-bg-card);
    border-radius: var(--n-border-radius-lg);
    box-shadow: var(--n-shadow);
    border: 1px solid var(--n-border-color);
    overflow: hidden;
    transition: all var(--n-transition);
}

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

.n-card-header {
    padding: var(--n-spacing-lg);
    border-bottom: 1px solid var(--n-border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--n-spacing-md);
}

.n-card-title {
    font-size: var(--n-font-size-lg);
    font-weight: 700;
    color: var(--n-text-primary);
    margin: 0;
}

.n-card-body {
    padding: var(--n-spacing-lg);
}

.n-card-footer {
    padding: var(--n-spacing-md) var(--n-spacing-lg);
    border-top: 1px solid var(--n-border-color);
    background: var(--n-gray-50);
}

/* Stats Cards */
.n-stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: var(--n-spacing-lg);
    margin-bottom: var(--n-spacing-lg);
}

.n-stat-card {
    background: var(--n-bg-card);
    border-radius: var(--n-border-radius-lg);
    padding: var(--n-spacing-lg);
    display: flex;
    align-items: flex-start;
    gap: var(--n-spacing-md);
    box-shadow: var(--n-shadow);
    border: 1px solid var(--n-border-color);
    transition: all var(--n-transition);
}

.n-stat-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--n-shadow-lg);
}

.n-stat-icon {
    width: 56px;
    height: 56px;
    border-radius: var(--n-border-radius);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--n-font-size-2xl);
    flex-shrink: 0;
}

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

.n-stat-icon.secondary {
    background: rgba(108, 92, 231, 0.1);
    color: var(--n-secondary);
}

.n-stat-icon.success {
    background: rgba(0, 184, 148, 0.1);
    color: var(--n-success);
}

.n-stat-icon.warning {
    background: rgba(253, 203, 110, 0.2);
    color: #e67e22;
}

.n-stat-icon.danger {
    background: rgba(231, 76, 60, 0.1);
    color: var(--n-danger);
}

.n-stat-content {
    flex: 1;
}

.n-stat-label {
    font-size: var(--n-font-size-sm);
    color: var(--n-text-secondary);
    margin-bottom: var(--n-spacing-xs);
}

.n-stat-value {
    font-size: var(--n-font-size-3xl);
    font-weight: 800;
    color: var(--n-text-primary);
    line-height: 1.2;
}

.n-stat-change {
    font-size: var(--n-font-size-sm);
    margin-top: var(--n-spacing-xs);
    display: flex;
    align-items: center;
    gap: var(--n-spacing-xs);
}

.n-stat-change.positive {
    color: var(--n-success);
}

.n-stat-change.negative {
    color: var(--n-danger);
}

/* ============================================
   Tables - الجداول
   ============================================ */
.n-table-container {
    overflow-x: auto;
}

.n-table {
    width: 100%;
    border-collapse: collapse;
    font-size: var(--n-font-size-sm);
}

.n-table th {
    background: var(--n-gray-50);
    padding: var(--n-spacing-md);
    text-align: right;
    font-weight: 600;
    color: var(--n-text-secondary);
    border-bottom: 2px solid var(--n-border-color);
    white-space: nowrap;
}

.n-table td {
    padding: var(--n-spacing-md);
    border-bottom: 1px solid var(--n-border-color);
    vertical-align: middle;
}

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

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

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

/* ============================================
   Buttons - الأزرار
   ============================================ */
.n-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--n-spacing-sm);
    padding: var(--n-spacing-sm) var(--n-spacing-lg);
    font-family: inherit;
    font-size: var(--n-font-size-sm);
    font-weight: 600;
    border-radius: var(--n-border-radius);
    border: none;
    cursor: pointer;
    transition: all var(--n-transition-fast);
    text-decoration: none;
    white-space: nowrap;
}

.n-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.n-btn-primary {
    background: var(--n-primary-gradient);
    color: var(--n-white);
}

.n-btn-primary:hover:not(:disabled) {
    transform: translateY(-1px);
    box-shadow: var(--n-shadow-md);
}

.n-btn-secondary {
    background: var(--n-gray-100);
    color: var(--n-text-primary);
    border: 1px solid var(--n-border-color);
}

.n-btn-secondary:hover:not(:disabled) {
    background: var(--n-gray-200);
}

.n-btn-success {
    background: var(--n-success);
    color: var(--n-white);
}

.n-btn-success:hover:not(:disabled) {
    background: #00a383;
}

.n-btn-danger {
    background: var(--n-danger);
    color: var(--n-white);
}

.n-btn-danger:hover:not(:disabled) {
    background: #c0392b;
}

.n-btn-warning {
    background: var(--n-accent);
    color: var(--n-white);
}

.n-btn-warning:hover:not(:disabled) {
    background: #e67e22;
}

.n-btn-outline {
    background: transparent;
    border: 1px solid var(--n-primary);
    color: var(--n-primary);
}

.n-btn-outline:hover:not(:disabled) {
    background: var(--n-primary-light);
}

.n-btn-sm {
    padding: var(--n-spacing-xs) var(--n-spacing-sm);
    font-size: var(--n-font-size-xs);
}

.n-btn-lg {
    padding: var(--n-spacing-md) var(--n-spacing-xl);
    font-size: var(--n-font-size-base);
}

.n-btn-icon {
    width: 36px;
    height: 36px;
    padding: 0;
    border-radius: var(--n-border-radius);
}

.n-btn-icon.sm {
    width: 28px;
    height: 28px;
}

/* ============================================
   Forms - النماذج
   ============================================ */
.n-form-group {
    margin-bottom: var(--n-spacing-lg);
}

.n-form-label {
    display: block;
    font-weight: 600;
    font-size: var(--n-font-size-sm);
    color: var(--n-text-primary);
    margin-bottom: var(--n-spacing-sm);
}

.n-form-control {
    width: 100%;
    padding: var(--n-spacing-sm) var(--n-spacing-md);
    font-family: inherit;
    font-size: var(--n-font-size-base);
    color: var(--n-text-primary);
    background: var(--n-bg-card);
    border: 1px solid var(--n-border-color);
    border-radius: var(--n-border-radius);
    transition: all var(--n-transition-fast);
}

.n-form-control:focus {
    outline: none;
    border-color: var(--n-primary);
    box-shadow: 0 0 0 3px var(--n-primary-light);
}

.n-form-control::placeholder {
    color: var(--n-text-muted);
}

.n-form-control:disabled {
    background: var(--n-gray-100);
    cursor: not-allowed;
}

.n-form-select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3e%3cpath stroke='%236b7280' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='M6 8l4 4 4-4'/%3e%3c/svg%3e");
    background-position: left 0.5rem center;
    background-repeat: no-repeat;
    background-size: 1.5em 1.5em;
    padding-left: 2.5rem;
}

textarea.n-form-control {
    min-height: 100px;
    resize: vertical;
}

/* ============================================
   Badges - الشارات
   ============================================ */
.n-badge {
    display: inline-flex;
    align-items: center;
    padding: 2px 10px;
    font-size: var(--n-font-size-xs);
    font-weight: 600;
    border-radius: var(--n-border-radius-full);
}

.n-badge-primary {
    background: var(--n-primary-light);
    color: var(--n-primary);
}

.n-badge-success {
    background: rgba(0, 184, 148, 0.15);
    color: var(--n-success);
}

.n-badge-warning {
    background: rgba(253, 203, 110, 0.3);
    color: #b7791f;
}

.n-badge-danger {
    background: rgba(231, 76, 60, 0.15);
    color: var(--n-danger);
}

.n-badge-secondary {
    background: var(--n-gray-200);
    color: var(--n-text-secondary);
}

/* ============================================
   Modal - النوافذ المنبثقة
   ============================================ */
.n-modal-backdrop {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
    z-index: 2000;
    opacity: 0;
    visibility: hidden;
    transition: all var(--n-transition);
}

.n-modal-backdrop.show {
    opacity: 1;
    visibility: visible;
}

.n-modal {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) scale(0.9);
    background: var(--n-bg-card);
    border-radius: var(--n-border-radius-lg);
    box-shadow: var(--n-shadow-xl);
    z-index: 2001;
    width: 90%;
    max-width: 600px;
    max-height: 90vh;
    overflow: hidden;
    opacity: 0;
    visibility: hidden;
    transition: all var(--n-transition);
}

.n-modal.show {
    opacity: 1;
    visibility: visible;
    transform: translate(-50%, -50%) scale(1);
}

.n-modal-lg {
    max-width: 900px;
}

.n-modal-sm {
    max-width: 400px;
}

.n-modal-header {
    padding: var(--n-spacing-lg);
    border-bottom: 1px solid var(--n-border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.n-modal-title {
    font-size: var(--n-font-size-xl);
    font-weight: 700;
    margin: 0;
}

.n-modal-close {
    width: 32px;
    height: 32px;
    border-radius: var(--n-border-radius);
    border: none;
    background: transparent;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--n-text-muted);
    transition: all var(--n-transition-fast);
}

.n-modal-close:hover {
    background: var(--n-gray-100);
    color: var(--n-danger);
}

.n-modal-body {
    padding: var(--n-spacing-lg);
    overflow-y: auto;
    max-height: calc(90vh - 140px);
}

.n-modal-footer {
    padding: var(--n-spacing-md) var(--n-spacing-lg);
    border-top: 1px solid var(--n-border-color);
    display: flex;
    align-items: center;
    justify-content: flex-start;
    gap: var(--n-spacing-sm);
    background: var(--n-gray-50);
}

/* ============================================
   Alerts & Toasts - التنبيهات
   ============================================ */
.n-alert {
    padding: var(--n-spacing-md) var(--n-spacing-lg);
    border-radius: var(--n-border-radius);
    display: flex;
    align-items: flex-start;
    gap: var(--n-spacing-md);
    margin-bottom: var(--n-spacing-md);
}

.n-alert-success {
    background: rgba(0, 184, 148, 0.1);
    border: 1px solid var(--n-success);
    color: var(--n-success);
}

.n-alert-danger {
    background: rgba(231, 76, 60, 0.1);
    border: 1px solid var(--n-danger);
    color: var(--n-danger);
}

.n-alert-warning {
    background: rgba(253, 203, 110, 0.2);
    border: 1px solid var(--n-accent);
    color: #b7791f;
}

.n-alert-info {
    background: rgba(116, 185, 255, 0.1);
    border: 1px solid var(--n-info);
    color: #2980b9;
}

/* Toast Notifications */
.n-toast-container {
    position: fixed;
    top: var(--n-spacing-lg);
    left: var(--n-spacing-lg);
    z-index: 3000;
    display: flex;
    flex-direction: column;
    gap: var(--n-spacing-sm);
}

.n-toast {
    background: var(--n-bg-card);
    border-radius: var(--n-border-radius);
    box-shadow: var(--n-shadow-lg);
    padding: var(--n-spacing-md);
    display: flex;
    align-items: center;
    gap: var(--n-spacing-md);
    min-width: 300px;
    max-width: 400px;
    animation: slideIn 0.3s ease;
}

@keyframes slideIn {
    from {
        transform: translateX(-100%);
        opacity: 0;
    }

    to {
        transform: translateX(0);
        opacity: 1;
    }
}

/* ============================================
   Loading States - حالات التحميل
   ============================================ */
.n-loading-overlay {
    position: fixed;
    inset: 0;
    background: rgba(255, 255, 255, 0.9);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
}

.n-spinner {
    width: 48px;
    height: 48px;
    border: 4px solid var(--n-gray-200);
    border-top-color: var(--n-primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

.n-loading-text {
    margin-top: var(--n-spacing-md);
    color: var(--n-text-secondary);
    font-size: var(--n-font-size-sm);
}

/* ============================================
   Empty States - حالات فارغة
   ============================================ */
.n-empty-state {
    text-align: center;
    padding: var(--n-spacing-2xl);
    color: var(--n-text-secondary);
}

.n-empty-icon {
    font-size: 64px;
    color: var(--n-gray-300);
    margin-bottom: var(--n-spacing-lg);
}

.n-empty-title {
    font-size: var(--n-font-size-xl);
    font-weight: 600;
    color: var(--n-text-primary);
    margin-bottom: var(--n-spacing-sm);
}

.n-empty-text {
    margin-bottom: var(--n-spacing-lg);
}

/* ============================================
   Pagination - التصفح
   ============================================ */
.n-pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--n-spacing-xs);
    padding: var(--n-spacing-md) 0;
}

.n-pagination-btn {
    min-width: 36px;
    height: 36px;
    padding: 0 var(--n-spacing-sm);
    border: 1px solid var(--n-border-color);
    background: var(--n-bg-card);
    border-radius: var(--n-border-radius);
    color: var(--n-text-primary);
    font-size: var(--n-font-size-sm);
    cursor: pointer;
    transition: all var(--n-transition-fast);
    display: flex;
    align-items: center;
    justify-content: center;
}

.n-pagination-btn:hover:not(:disabled) {
    background: var(--n-gray-100);
    border-color: var(--n-primary);
}

.n-pagination-btn.active {
    background: var(--n-primary);
    border-color: var(--n-primary);
    color: var(--n-white);
}

.n-pagination-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* ============================================
   Breadcrumb - مسار التنقل
   ============================================ */
.n-breadcrumb {
    display: flex;
    align-items: center;
    gap: var(--n-spacing-sm);
    font-size: var(--n-font-size-sm);
    color: var(--n-text-secondary);
    margin-bottom: var(--n-spacing-md);
}

.n-breadcrumb-item {
    color: var(--n-text-muted);
    text-decoration: none;
    transition: color var(--n-transition-fast);
}

.n-breadcrumb-item:hover {
    color: var(--n-primary);
}

.n-breadcrumb-item.active {
    color: var(--n-text-primary);
    font-weight: 500;
}

.n-breadcrumb-separator {
    color: var(--n-gray-300);
}

/* ============================================
   Page Header - عنوان الصفحة
   ============================================ */
.n-page-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--n-spacing-lg);
    flex-wrap: wrap;
    gap: var(--n-spacing-md);
}

.n-page-title {
    font-size: var(--n-font-size-2xl);
    font-weight: 800;
    color: var(--n-text-primary);
    margin: 0;
}

.n-page-subtitle {
    font-size: var(--n-font-size-sm);
    color: var(--n-text-secondary);
    margin-top: var(--n-spacing-xs);
}

.n-page-actions {
    display: flex;
    align-items: center;
    gap: var(--n-spacing-sm);
}

/* ============================================
   Filters Bar - شريط الفلاتر
   ============================================ */
.n-filters-bar {
    display: flex;
    align-items: center;
    gap: var(--n-spacing-md);
    padding: var(--n-spacing-md);
    background: var(--n-bg-card);
    border-radius: var(--n-border-radius);
    border: 1px solid var(--n-border-color);
    margin-bottom: var(--n-spacing-lg);
    flex-wrap: wrap;
}

.n-filter-group {
    display: flex;
    align-items: center;
    gap: var(--n-spacing-sm);
}

.n-filter-label {
    font-size: var(--n-font-size-sm);
    font-weight: 500;
    color: var(--n-text-secondary);
    white-space: nowrap;
}

/* ============================================
   Login Page - صفحة الدخول
   ============================================ */
.n-login-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--n-primary-gradient);
    padding: var(--n-spacing-lg);
}

.n-login-card {
    background: var(--n-white);
    border-radius: var(--n-border-radius-xl);
    box-shadow: var(--n-shadow-xl);
    width: 100%;
    max-width: 440px;
    overflow: hidden;
}

.n-login-header {
    text-align: center;
    padding: var(--n-spacing-2xl) var(--n-spacing-xl) var(--n-spacing-lg);
    background: linear-gradient(135deg, var(--n-gray-50) 0%, var(--n-white) 100%);
}

.n-login-logo {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--n-spacing-md);
    border-radius: var(--n-border-radius-lg);
    object-fit: contain;
}

.n-login-title {
    font-size: var(--n-font-size-2xl);
    font-weight: 800;
    color: var(--n-text-primary);
    margin-bottom: var(--n-spacing-xs);
}

.n-login-subtitle {
    color: var(--n-text-secondary);
    font-size: var(--n-font-size-sm);
}

.n-login-body {
    padding: var(--n-spacing-xl);
}

.n-login-footer {
    padding: var(--n-spacing-md) var(--n-spacing-xl) var(--n-spacing-xl);
    text-align: center;
}

/* ============================================
   Responsive Design - التجاوب
   ============================================ */
@media (max-width: 1024px) {
    .n-sidebar {
        transform: translateX(100%);
    }

    .n-sidebar.open {
        transform: translateX(0);
    }

    .n-main {
        margin-right: 0;
    }

    .n-search-box {
        width: 200px;
    }
}

@media (max-width: 768px) {
    .n-header {
        padding: 0 var(--n-spacing-md);
    }

    .n-content {
        padding: var(--n-spacing-md);
    }

    .n-stats-grid {
        grid-template-columns: 1fr;
    }

    .n-page-header {
        flex-direction: column;
        align-items: stretch;
    }

    .n-page-actions {
        justify-content: flex-start;
    }

    .n-filters-bar {
        flex-direction: column;
        align-items: stretch;
    }

    .n-filter-group {
        flex-direction: column;
        align-items: stretch;
    }

    .n-search-box {
        width: 100%;
    }

    .n-user-info {
        display: none;
    }

    .n-modal {
        width: 95%;
        max-height: 95vh;
    }
}

/* ============================================
   Print Styles - أنماط الطباعة
   ============================================ */
@media print {

    .n-sidebar,
    .n-header,
    .n-footer,
    .n-page-actions,
    .n-filters-bar,
    .n-btn {
        display: none !important;
    }

    .n-main {
        margin: 0;
    }

    .n-content {
        padding: 0;
    }

    .n-card {
        box-shadow: none;
        border: 1px solid #ddd;
    }
}

/* ============================================
   Utility Classes - فئات مساعدة
   ============================================ */
.n-text-center {
    text-align: center;
}

.n-text-right {
    text-align: right;
}

.n-text-left {
    text-align: left;
}

.n-text-primary {
    color: var(--n-primary);
}

.n-text-success {
    color: var(--n-success);
}

.n-text-danger {
    color: var(--n-danger);
}

.n-text-warning {
    color: var(--n-accent);
}

.n-text-muted {
    color: var(--n-text-muted);
}

.n-bg-primary {
    background-color: var(--n-primary);
}

.n-bg-success {
    background-color: var(--n-success);
}

.n-bg-danger {
    background-color: var(--n-danger);
}

.n-bg-warning {
    background-color: var(--n-accent);
}

.n-mt-0 {
    margin-top: 0;
}

.n-mt-1 {
    margin-top: var(--n-spacing-sm);
}

.n-mt-2 {
    margin-top: var(--n-spacing-md);
}

.n-mt-3 {
    margin-top: var(--n-spacing-lg);
}

.n-mt-4 {
    margin-top: var(--n-spacing-xl);
}

.n-mb-0 {
    margin-bottom: 0;
}

.n-mb-1 {
    margin-bottom: var(--n-spacing-sm);
}

.n-mb-2 {
    margin-bottom: var(--n-spacing-md);
}

.n-mb-3 {
    margin-bottom: var(--n-spacing-lg);
}

.n-mb-4 {
    margin-bottom: var(--n-spacing-xl);
}

.n-p-0 {
    padding: 0;
}

.n-p-1 {
    padding: var(--n-spacing-sm);
}

.n-p-2 {
    padding: var(--n-spacing-md);
}

.n-p-3 {
    padding: var(--n-spacing-lg);
}

.n-p-4 {
    padding: var(--n-spacing-xl);
}

.n-d-flex {
    display: flex;
}

.n-d-grid {
    display: grid;
}

.n-d-block {
    display: block;
}

.n-d-none {
    display: none;
}

.n-align-center {
    align-items: center;
}

.n-justify-center {
    justify-content: center;
}

.n-justify-between {
    justify-content: space-between;
}

.n-gap-1 {
    gap: var(--n-spacing-sm);
}

.n-gap-2 {
    gap: var(--n-spacing-md);
}

.n-gap-3 {
    gap: var(--n-spacing-lg);
}

.n-w-100 {
    width: 100%;
}

.n-h-100 {
    height: 100%;
}

.n-rounded {
    border-radius: var(--n-border-radius);
}

.n-rounded-lg {
    border-radius: var(--n-border-radius-lg);
}

.n-rounded-full {
    border-radius: var(--n-border-radius-full);
}

.n-shadow {
    box-shadow: var(--n-shadow);
}

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

.n-overflow-hidden {
    overflow: hidden;
}

.n-overflow-auto {
    overflow: auto;
}

.n-cursor-pointer {
    cursor: pointer;
}

.n-transition {
    transition: all var(--n-transition);
}

/* ============================================
   Pagination - ????? ??????
   ============================================ */
.n-pagination ul {
    display: flex;
    list-style: none;
    padding: 0;
    margin: 0;
    gap: 4px;
    /* var(--n-spacing-xs) */
    justify-content: center;
    flex-wrap: wrap;
}

.n-pagination li {
    display: inline-block;
}

.n-pagination a,
.n-pagination span {
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 36px;
    height: 36px;
    padding: 0 12px;
    border-radius: 10px;
    /* var(--n-border-radius) */
    background: #ffffff;
    /* var(--n-bg-card) */
    border: 1px solid #e2e8f0;
    /* var(--n-border-color) */
    color: #64748b;
    /* var(--n-text-secondary) */
    text-decoration: none;
    font-weight: 600;
    font-size: 0.875rem;
    /* var(--n-font-size-sm) */
    transition: all 0.2s ease;
}

.n-pagination a:hover {
    background: #f1f5f9;
    /* var(--n-gray-100) */
    color: #0d6f5c;
    /* var(--n-primary) */
    border-color: #0d6f5c;
}

.n-pagination .active span,
.n-pagination .active a,
.n-pagination li.active span {
    background: #0d6f5c !important;
    /* var(--n-primary) */
    color: #ffffff !important;
    /* var(--n-white) */
    border-color: #0d6f5c !important;
}

.n-pagination .disabled span {
    opacity: 0.5;
    cursor: not-allowed;
    background: #f8fafc;
    /* var(--n-gray-50) */
}

/* Pagination container created by PagedList */
.pagination-container {
    text-align: center;
}