/* ===== Flup Admin Dashboard - التصميم العصري الموحد ===== */

:root {
  /* الألوان الأساسية - الوضع الفاتح */
  --primary: #6366f1;
  --primary-dark: #4f46e5;
  --secondary: #8b5cf6;
  --success: #10b981;
  --warning: #f59e0b;
  --danger: #ef4444;
  --info: #06b6d4;
  
  /* ألوان الخلفية - الوضع الفاتح */
  --bg: #f8fafc;
  --bg-secondary: #f1f5f9;
  --sidebar: #ffffff;
  --card: #ffffff;
  --input-bg: #ffffff;
  --header-bg: #ffffff;
  --footer-bg: #f8fafc;
  
  /* ألوان النصوص - الوضع الفاتح */
  --text: #1e293b;
  --text-muted: #64748b;
  --text-light: #94a3b8;
  --text-inverse: #ffffff;
  
  /* ألوان الحدود - الوضع الفاتح */
  --border: #e2e8f0;
  --border-light: #f1f5f9;
  --input-border: #d1d5db;
  --input-border-focus: #6366f1;
  
  /* الظلال - الوضع الفاتح */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
  
  /* ألوان الحالة - الوضع الفاتح */
  --hover-bg: #f8fafc;
  --active-bg: #e0e7ff;
  --disabled-bg: #f1f5f9;
  --disabled-text: #94a3b8;
  
  /* المسافات */
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-2xl: 3rem;
  
  /* الحواف */
  --radius-sm: 0.375rem;
  --radius: 0.5rem;
  --radius-md: 0.75rem;
  --radius-lg: 1rem;
  --radius-xl: 1.5rem;
  
  /* الانتقالات */
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-fast: all 0.15s ease;
  --transition-slow: all 0.5s ease;
}

/* ===== الوضع الداكن ===== */
[data-theme="dark"] {
  /* ألوان الخلفية - الوضع الداكن */
  --bg: #0f172a;
  --bg-secondary: #1e293b;
  --sidebar: #1e293b;
  --card: #334155;
  --input-bg: #475569;
  --header-bg: #1e293b;
  --footer-bg: #0f172a;
  
  /* ألوان النصوص - الوضع الداكن */
  --text: #f1f5f9;
  --text-muted: #cbd5e1;
  --text-light: #94a3b8;
  --text-inverse: #0f172a;
  
  /* ألوان الحدود - الوضع الداكن */
  --border: #475569;
  --border-light: #334155;
  --input-border: #64748b;
  --input-border-focus: #8b5cf6;
  
  /* الظلال - الوضع الداكن */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.3);
  --shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.4), 0 1px 2px 0 rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.4), 0 2px 4px -1px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.4), 0 4px 6px -2px rgba(0, 0, 0, 0.3);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.4), 0 10px 10px -5px rgba(0, 0, 0, 0.3);
  
  /* ألوان الحالة - الوضع الداكن */
  --hover-bg: #334155;
  --active-bg: #475569;
  --disabled-bg: #1e293b;
  --disabled-text: #64748b;
}

/* إعدادات عامة */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  height: 100%;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background-color: var(--bg);
  color: var(--text);
  line-height: 1.6;
  direction: rtl;
  overflow-x: hidden;
  min-height: 100vh;
  height: 100%;
  position: relative;
  transition: var(--transition);
}

/* ===== أنماط العناصر الأساسية ===== */
.card, .panel, .box {
  background-color: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  transition: var(--transition);
}

.card:hover, .panel:hover, .box:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

/* ===== النماذج ===== */
input, textarea, select {
  background-color: var(--input-bg);
  border: 1px solid var(--input-border);
  color: var(--text);
  border-radius: var(--radius-sm);
  padding: 0.75rem;
  transition: var(--transition);
}

input:focus, textarea:focus, select:focus {
  outline: none;
  border-color: var(--input-border-focus);
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

input::placeholder, textarea::placeholder {
  color: var(--text-muted);
}

/* ===== الأزرار ===== */
.btn {
  background-color: var(--primary);
  color: var(--text-inverse);
  border: none;
  border-radius: var(--radius);
  padding: 0.75rem 1.5rem;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition);
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

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

.btn-secondary {
  background-color: var(--secondary);
}

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

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

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

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

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

/* ===== الجداول ===== */
table {
  background-color: var(--card);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
}

th {
  background-color: var(--bg-secondary);
  color: var(--text);
  font-weight: 600;
  padding: 1rem;
  border-bottom: 1px solid var(--border);
}

td {
  padding: 1rem;
  border-bottom: 1px solid var(--border-light);
  color: var(--text);
}

tr:hover {
  background-color: var(--hover-bg);
}

/* ===== التنبيهات ===== */
.alert {
  padding: 1rem;
  border-radius: var(--radius);
  margin-bottom: 1rem;
  border: 1px solid transparent;
}

.alert-success {
  background-color: rgba(16, 185, 129, 0.1);
  border-color: var(--success);
  color: var(--success);
}

.alert-warning {
  background-color: rgba(245, 158, 11, 0.1);
  border-color: var(--warning);
  color: var(--warning);
}

.alert-danger {
  background-color: rgba(239, 68, 68, 0.1);
  border-color: var(--danger);
  color: var(--danger);
}

.alert-info {
  background-color: rgba(6, 182, 212, 0.1);
  border-color: var(--info);
  color: var(--info);
}

/* ===== الشارات ===== */
.badge {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  font-weight: 500;
}

.badge-primary {
  background-color: var(--primary);
  color: var(--text-inverse);
}

.badge-success {
  background-color: var(--success);
  color: var(--text-inverse);
}

.badge-warning {
  background-color: var(--warning);
  color: var(--text-inverse);
}

.badge-danger {
  background-color: var(--danger);
  color: var(--text-inverse);
}

/* ===== الروابط ===== */
a {
  color: var(--primary);
  text-decoration: none;
  transition: var(--transition);
}

a:hover {
  color: var(--primary-dark);
  text-decoration: underline;
}

/* ===== القوائم ===== */
ul, ol {
  color: var(--text);
}

li {
  margin-bottom: 0.5rem;
}

/* ===== العناوين ===== */
h1, h2, h3, h4, h5, h6 {
  color: var(--text);
  margin-bottom: 1rem;
}

/* ===== الفواصل ===== */
hr {
  border: none;
  border-top: 1px solid var(--border);
  margin: 2rem 0;
}

/* ===== الكود ===== */
code, pre {
  background-color: var(--bg-secondary);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 0.25rem 0.5rem;
  font-family: 'Monaco', 'Menlo', 'Ubuntu Mono', monospace;
}

pre {
  padding: 1rem;
  overflow-x: auto;
}

/* ===== الصور ===== */
img {
  max-width: 100%;
  height: auto;
  border-radius: var(--radius);
}

/* ===== التمرير ===== */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: var(--bg-secondary);
}

::-webkit-scrollbar-thumb {
  background: var(--border);
  border-radius: 4px;
}

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

/* تحسين الاستجابة للشاشات المختلفة */
@media (max-width: 1200px) {
  .container {
    max-width: 960px;
    margin: 0 auto;
    padding: 0 15px;
  }
}

@media (max-width: 992px) {
  .container {
    max-width: 720px;
  }
}

@media (max-width: 768px) {
  .container {
    max-width: 540px;
  }
}

@media (max-width: 576px) {
  .container {
    max-width: 100%;
    padding: 0 10px;
  }
}

/* ===== الهيدر الرئيسي المحسن ===== */
.main-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--sidebar);
  border-bottom: 1px solid var(--border);
  height: 70px;
  padding: 0 var(--spacing-xl);
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  box-shadow: var(--shadow-sm);
}

/* الجانب الأيسر - الشعار */
.header-left {
  display: flex;
  align-items: center;
}

.main-header .logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--primary);
}

.main-header .logo img {
  height: 40px;
  border-radius: var(--radius);
  background: var(--bg);
  padding: var(--spacing-xs);
}

.logo-text {
  font-weight: 600;
  color: var(--text);
}

/* الجانب الأوسط - التنقل */
.header-center {
  display: flex;
  align-items: center;
}

.header-nav {
  display: flex;
  align-items: center;
  gap: var(--spacing-lg);
}

.nav-link {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: var(--radius);
  color: var(--text-muted);
  text-decoration: none;
  font-weight: 500;
  transition: all 0.2s ease;
  position: relative;
}

.nav-link:hover {
  color: var(--primary);
  background: var(--bg);
  transform: translateY(-1px);
}

.nav-icon {
  font-size: 1.1rem;
}

.nav-text {
  font-size: 0.9rem;
}

/* الجانب الأيمن - الإجراءات */
.header-right {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

/* الأزرار العامة */
.header-btn {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm) var(--spacing-md);
  border: none;
  border-radius: var(--radius);
  background: var(--bg);
  color: var(--text);
  font-size: 0.9rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s ease;
  text-decoration: none;
  position: relative;
}

.header-btn:hover {
  background: var(--primary);
  color: white;
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-icon {
  font-size: 1rem;
}

.btn-text {
  font-size: 0.85rem;
}

/* مبدل اللغة */
.language-switcher {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
}

.lang-btn {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: var(--spacing-xs) var(--spacing-sm);
  font-size: 0.8rem;
  cursor: pointer;
  transition: all 0.2s ease;
}

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

/* أزرار التنقل */
.nav-buttons {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

/* الإشعارات */
.notifications-wrapper {
  position: relative;
}

.notifications-btn {
  position: relative;
}

.notification-badge {
  position: absolute;
  top: -5px;
  right: -5px;
  background: var(--danger);
  color: white;
  border-radius: 50%;
  padding: 2px 6px;
  font-size: 0.7rem;
  font-weight: 600;
  min-width: 18px;
  text-align: center;
}

/* الرصيد */
.wallet-wrapper {
  position: relative;
}

.wallet-btn {
  background: linear-gradient(135deg, var(--success), #059669);
  color: white;
  font-weight: 600;
  padding: var(--spacing-sm) var(--spacing-lg);
}

.wallet-btn:hover {
  background: linear-gradient(135deg, #059669, var(--success));
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.wallet-amount {
  font-size: 1rem;
  font-weight: 700;
}

.currency {
  font-size: 0.8rem;
  opacity: 0.9;
}

/* الملف الشخصي */
.profile-wrapper {
  position: relative;
}

.profile-dropdown {
  position: relative;
}

.profile-btn {
  background: var(--bg);
  border: 1px solid var(--border);
  padding: var(--spacing-sm) var(--spacing-md);
  gap: var(--spacing-md);
}

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

.profile-avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--primary);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  font-size: 0.9rem;
}

.profile-info {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 2px;
}

.profile-name {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text);
}

.profile-role {
  font-size: 0.75rem;
  color: var(--text-muted);
}

.dropdown-arrow {
  font-size: 0.7rem;
  transition: transform 0.2s ease;
}

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

/* قائمة الملف الشخصي */
.profile-dropdown-menu {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: var(--sidebar);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  padding: var(--spacing-sm);
  margin-top: var(--spacing-sm);
  min-width: 200px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-10px);
  transition: all 0.2s ease;
  z-index: 1001;
}

.profile-dropdown-menu.show {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.dropdown-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: var(--radius-sm);
  color: var(--text);
  text-decoration: none;
  font-size: 0.9rem;
  transition: all 0.2s ease;
}

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

.dropdown-icon {
  font-size: 1rem;
  width: 20px;
  text-align: center;
}

.dropdown-text {
  flex: 1;
}

.dropdown-divider {
  height: 1px;
  background: var(--border);
  margin: var(--spacing-sm) 0;
}

.logout-item {
  color: var(--danger);
}

.logout-item:hover {
  background: #fef2f2;
  color: var(--danger);
}

/* الوضع الداكن */
body.dark-mode .header-btn {
  background: var(--text);
  color: var(--bg);
}

body.dark-mode .header-btn:hover {
  background: var(--primary);
  color: white;
}

body.dark-mode .lang-btn {
  background: var(--text);
  color: var(--bg);
  border-color: var(--text-muted);
}

body.dark-mode .profile-btn {
  background: var(--text);
  color: var(--bg);
  border-color: var(--text-muted);
}

body.dark-mode .profile-dropdown-menu {
  background: var(--text);
  border-color: var(--text-muted);
}

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

body.dark-mode .profile-name {
  color: var(--bg);
}

body.dark-mode .profile-role {
  color: var(--text-light);
}

/* الاستجابة للشاشات الصغيرة */
@media (max-width: 1024px) {
  .header-center {
    display: none;
  }
  
  .header-right {
    gap: var(--spacing-sm);
  }
  
  .btn-text {
    display: none;
  }
  
  .profile-info {
    display: none;
  }
  
  .wallet-amount {
    font-size: 0.9rem;
  }
  
  .currency {
    display: none;
  }
}

@media (max-width: 768px) {
  .main-header {
    padding: 0 var(--spacing-md);
  }
  
  .header-right {
    gap: var(--spacing-xs);
  }
  
  .header-btn {
    padding: var(--spacing-xs) var(--spacing-sm);
  }
  
  .nav-buttons {
    display: none;
  }
  
  .language-switcher {
    display: none;
  }
}

@media (max-width: 480px) {
  .main-header .logo .logo-text {
    display: none;
  }
  
  .wallet-wrapper {
    display: none;
  }
  
  .notifications-wrapper {
    display: none;
  }
}

/* ===== الشريط الجانبي المحسن ===== */
.sidebar {
  position: fixed;
  top: 70px;
  right: 0;
  width: 280px;
  height: calc(100vh - 70px);
  background: var(--sidebar);
  border-left: 1px solid var(--border);
  overflow-y: auto;
  z-index: 999;
  transition: all 0.3s ease;
  display: flex;
  flex-direction: column;
}

/* زر طي/فتح الشريط الجانبي */
.sidebar-toggle {
  position: absolute;
  top: var(--spacing-md);
  left: var(--spacing-md);
  z-index: 1000;
}

.sidebar-toggle-btn {
  background: var(--primary);
  color: white;
  border: none;
  border-radius: 50%;
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.2s ease;
  box-shadow: var(--shadow-sm);
}

.sidebar-toggle-btn:hover {
  background: var(--primary-dark);
  transform: scale(1.1);
}

.toggle-icon {
  font-size: 0.8rem;
  transition: transform 0.3s ease;
}

/* محتوى الشريط الجانبي */
.sidebar-content {
  flex: 1;
  overflow-y: auto;
  padding-top: 50px;
}

.sidebar-header {
  padding: var(--spacing-lg) var(--spacing-xl);
  border-bottom: 1px solid var(--border);
  margin-bottom: var(--spacing-md);
}

.sidebar-header h2 {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--text-muted);
  margin: 0;
}

/* التنقل */
.sidebar-nav {
  padding: 0 var(--spacing-md);
}

.nav-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  padding: var(--spacing-md) var(--spacing-lg);
  color: var(--text);
  text-decoration: none;
  transition: all 0.2s ease;
  border-radius: var(--radius);
  font-weight: 500;
  margin-bottom: var(--spacing-xs);
  position: relative;
}

.nav-item:hover {
  background: var(--primary);
  color: white;
  transform: translateX(-4px);
}

.nav-item.active {
  background: var(--primary);
  color: white;
}

.nav-icon {
  font-size: 1.2rem;
  width: 20px;
  text-align: center;
}

.nav-text {
  flex: 1;
  font-size: 0.9rem;
}

.nav-arrow {
  font-size: 0.8rem;
  transition: transform 0.3s ease;
}

/* مجموعات التنقل */
.nav-group {
  margin-bottom: var(--spacing-sm);
}

.nav-toggle {
  cursor: pointer;
}

/* القوائم الفرعية */
.submenu {
  background: var(--bg);
  margin: var(--spacing-xs) 0 var(--spacing-xs) var(--spacing-lg);
  border-radius: var(--radius);
  overflow: hidden;
  display: none;
  animation: slideDown 0.3s ease;
}

@keyframes slideDown {
  from {
    opacity: 0;
    transform: translateY(-10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.submenu-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm) var(--spacing-lg);
  color: var(--text-muted);
  text-decoration: none;
  transition: all 0.2s ease;
  font-size: 0.85rem;
  border-radius: 0;
}

.submenu-item:hover {
  background: var(--primary);
  color: white;
  transform: translateX(-2px);
}

.submenu-icon {
  font-size: 1rem;
  width: 16px;
  text-align: center;
}

.submenu-text {
  flex: 1;
}

/* حالة الشريط الجانبي المطوي */
.sidebar.collapsed {
  width: 80px;
}

.sidebar.collapsed .sidebar-content {
  opacity: 0;
  pointer-events: none;
}

.sidebar.collapsed .nav-text,
.sidebar.collapsed .submenu-text,
.sidebar.collapsed .nav-arrow {
  display: none;
}

.sidebar.collapsed .nav-item {
  justify-content: center;
  padding: var(--spacing-md);
}

.sidebar.collapsed .nav-icon {
  font-size: 1.4rem;
}

.sidebar.collapsed .submenu {
  position: absolute;
  right: 100%;
  top: 0;
  width: 200px;
  background: var(--sidebar);
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  z-index: 1000;
  opacity: 1;
  pointer-events: auto;
}

.sidebar.collapsed .submenu-item {
  padding: var(--spacing-md);
  border-radius: 0;
}

.sidebar.collapsed .submenu-item:last-child {
  border-radius: 0 0 var(--radius) var(--radius);
}

/* الوضع المظلم للشريط الجانبي */
body.dark-mode .sidebar {
  background: var(--sidebar);
  border-color: var(--border);
}

body.dark-mode .submenu {
  background: var(--bg);
}

body.dark-mode .nav-item:hover,
body.dark-mode .submenu-item:hover {
  background: var(--primary);
  color: white;
}

/* الاستجابة للشاشات المتوسطة */
@media (max-width: 1024px) {
  .sidebar {
    transform: translateX(100%);
    transition: transform 0.3s ease;
  }
  
  .sidebar.open {
    transform: translateX(0);
  }
  
  .sidebar.collapsed {
    transform: translateX(100%);
  }
  
  .sidebar.collapsed .sidebar-content {
    opacity: 1;
    pointer-events: auto;
  }
  
  .sidebar.collapsed .nav-text,
  .sidebar.collapsed .submenu-text,
  .sidebar.collapsed .nav-arrow {
    display: block;
  }
  
  .sidebar.collapsed .nav-item {
    justify-content: flex-start;
    padding: var(--spacing-md) var(--spacing-lg);
  }
  
  .sidebar.collapsed .nav-icon {
    font-size: 1.2rem;
  }
  
  .sidebar.collapsed .submenu {
    position: static;
    width: auto;
    box-shadow: none;
    opacity: 1;
    pointer-events: auto;
  }
  
  .content {
    margin-right: 0;
    padding: var(--spacing-lg);
  }
}

/* ===== المحتوى الرئيسي ===== */
.content {
  margin-right: 280px;
  margin-top: 70px;
  padding: var(--spacing-xl);
  min-height: calc(100vh - 70px);
  transition: all 0.5s ease;
  overflow-y: auto;
}

/* ===== البطاقات الإحصائية ===== */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-2xl);
}

.stat-card {
  background: var(--card);
  border-radius: var(--radius-lg);
  padding: var(--spacing-xl);
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
  position: relative;
  overflow: hidden;
  transition: all 0.3s ease;
  cursor: pointer;
}

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

.stat-card::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, rgba(255,255,255,0.1) 0%, rgba(255,255,255,0) 100%);
  opacity: 0;
  transition: opacity 0.3s ease;
}

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

.stat-card::before {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--primary), var(--secondary));
}

.stat-card.primary::before { background: linear-gradient(90deg, var(--primary), var(--primary-dark)); }
.stat-card.success::before { background: linear-gradient(90deg, var(--success), #059669); }
.stat-card.warning::before { background: linear-gradient(90deg, var(--warning), #d97706); }
.stat-card.danger::before { background: linear-gradient(90deg, var(--danger), #dc2626); }
.stat-card.info::before { background: linear-gradient(90deg, var(--info), #0891b2); }

.stat-card .stat-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: var(--spacing-md);
}

.stat-card.primary .stat-icon { background: #eef2ff; color: var(--primary); }
.stat-card.success .stat-icon { background: #ecfdf5; color: var(--success); }
.stat-card.warning .stat-icon { background: #fffbeb; color: var(--warning); }
.stat-card.danger .stat-icon { background: #fef2f2; color: var(--danger); }
.stat-card.info .stat-icon { background: #ecfeff; color: var(--info); }

.stat-card .stat-number {
  font-size: 2rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: var(--spacing-xs);
}

.stat-card .stat-label {
  font-size: 0.875rem;
  color: var(--text-muted);
  margin-bottom: var(--spacing-sm);
}

.stat-card .stat-change {
  font-size: 0.875rem;
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
}

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

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

/* ===== النماذج ===== */
.form-container {
  background: var(--card);
  border-radius: var(--radius-lg);
  padding: var(--spacing-2xl);
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
  margin-bottom: var(--spacing-xl);
}

.form-container h2 {
  color: var(--text);
  margin-bottom: var(--spacing-xl);
  font-size: 1.5rem;
  font-weight: 600;
  border-bottom: 2px solid var(--border);
  padding-bottom: var(--spacing-md);
}

.form-group {
  margin-bottom: var(--spacing-lg);
}

.form-group label {
  display: block;
  margin-bottom: var(--spacing-sm);
  font-weight: 600;
  color: var(--text);
  font-size: 0.875rem;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: var(--spacing-md);
  border: 1px solid var(--input-border);
  border-radius: var(--radius);
  background: var(--input-bg);
  color: var(--text);
  font-size: 1rem;
  transition: all 0.2s ease;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
  outline: none;
}

.form-actions {
  margin-top: var(--spacing-xl);
  display: flex;
  gap: var(--spacing-md);
  align-items: center;
}

/* ===== الأزرار ===== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-md) var(--spacing-lg);
  border: none;
  border-radius: var(--radius);
  font-size: 0.875rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.3s ease;
  text-decoration: none;
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

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

.btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
  transition: left 0.5s;
}

.btn:hover::before {
  left: 100%;
}

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

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

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

.btn-success:hover {
  background: #059669;
}

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

.btn-warning:hover {
  background: #d97706;
}

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

.btn-danger:hover {
  background: #dc2626;
}

.btn-secondary {
  background: var(--text-muted);
  color: white;
}

.btn-secondary:hover {
  background: #475569;
}

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

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

/* ===== الجداول ===== */
.table-container {
  background: var(--card);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
  overflow: hidden;
  margin-bottom: var(--spacing-xl);
  position: relative;
}

.table-container::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--primary), var(--secondary));
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}

.table-container h2 {
  padding: var(--spacing-xl);
  margin: 0;
  color: var(--text);
  font-size: 1.25rem;
  font-weight: 600;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

table {
  width: 100%;
  border-collapse: collapse;
  background: var(--card);
}

thead {
  background: var(--bg);
}

th {
  padding: var(--spacing-md) var(--spacing-lg);
  text-align: right;
  font-weight: 600;
  color: var(--text);
  border-bottom: 1px solid var(--border);
  font-size: 0.875rem;
}

td {
  padding: var(--spacing-md) var(--spacing-lg);
  border-bottom: 1px solid var(--border);
  color: var(--text);
}

tr:hover {
  background: var(--bg);
}

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

/* ===== التنبيهات ===== */
.alert {
  padding: var(--spacing-lg);
  border-radius: var(--radius);
  margin-bottom: var(--spacing-lg);
  border: 1px solid;
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  animation: slideInRight 0.5s ease;
}

.alert::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
  animation: slide 2s infinite;
}

.alert-icon {
  font-size: 1.2rem;
  flex-shrink: 0;
}

@keyframes slideInRight {
  from {
    transform: translateX(100%);
    opacity: 0;
  }
  to {
    transform: translateX(0);
    opacity: 1;
  }
}

@keyframes slide {
  0% { left: -100%; }
  100% { left: 100%; }
}

.alert-success {
  background: #ecfdf5;
  border-color: var(--success);
  color: #065f46;
}

.alert-error {
  background: #fef2f2;
  border-color: var(--danger);
  color: #991b1b;
}

.alert-warning {
  background: #fffbeb;
  border-color: var(--warning);
  color: #92400e;
}

.alert-info {
  background: #ecfeff;
  border-color: var(--info);
  color: #0e7490;
}

/* ===== صفحة تسجيل الدخول ===== */
.login-container {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-xl);
}

.login-box {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
  padding: var(--spacing-2xl);
  max-width: 400px;
  width: 100%;
  text-align: center;
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.login-logo {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  margin: 0 auto var(--spacing-xl);
  box-shadow: var(--shadow-md);
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  color: white;
}

.login-box h2 {
  color: var(--text);
  margin-bottom: var(--spacing-xl);
  font-weight: 700;
  font-size: 1.75rem;
}

.input-group {
  position: relative;
  margin-bottom: var(--spacing-lg);
}

.input-icon {
  position: absolute;
  right: var(--spacing-md);
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  font-size: 1.2rem;
}

.input-group input {
  width: 100%;
  padding: var(--spacing-md) 3rem var(--spacing-md) var(--spacing-md);
  border: 2px solid var(--border);
  border-radius: var(--radius-md);
  font-size: 1rem;
  background: var(--input-bg);
  transition: all 0.3s ease;
}

.input-group input:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 4px rgba(99, 102, 241, 0.1);
  outline: none;
}

.login-btn {
  width: 100%;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: white;
  border: none;
  border-radius: var(--radius-md);
  padding: var(--spacing-md);
  font-size: 1.1rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  box-shadow: 0 4px 12px rgba(99, 102, 241, 0.3);
}

.login-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(99, 102, 241, 0.4);
}

/* ===== الوضع الداكن ===== */
body.dark-mode {
  --bg: #0f172a;
  --sidebar: #1e293b;
  --card: #1e293b;
  --input-bg: #334155;
  --text: #f1f5f9;
  --text-muted: #94a3b8;
  --text-light: #64748b;
  --border: #334155;
  --input-border: #475569;
}

body.dark-mode .main-header {
  background: var(--sidebar);
  border-bottom-color: var(--border);
}

body.dark-mode .sidebar {
  background: var(--sidebar);
  border-left-color: var(--border);
}

body.dark-mode .stat-card,
body.dark-mode .form-container,
body.dark-mode .table-container {
  background: var(--card);
  border-color: var(--border);
}

body.dark-mode .stat-card .stat-number {
  color: var(--text);
}

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

body.dark-mode .form-group input:focus,
body.dark-mode .form-group select:focus,
body.dark-mode .form-group textarea:focus {
  border-color: var(--primary);
}

body.dark-mode thead {
  background: var(--bg);
}

body.dark-mode th {
  color: var(--text);
  border-bottom-color: var(--border);
}

body.dark-mode td {
  color: var(--text);
  border-bottom-color: var(--border);
}

body.dark-mode tr:hover {
  background: var(--bg);
}

body.dark-mode .login-container {
  background: linear-gradient(135deg, #1e293b 0%, #334155 100%);
}

body.dark-mode .login-box {
  background: rgba(30, 41, 59, 0.95);
  border-color: rgba(51, 65, 85, 0.2);
}

body.dark-mode .login-box h2 {
  color: var(--text);
}

body.dark-mode .input-group input {
  background: var(--input-bg);
  border-color: var(--input-border);
  color: var(--text);
}

body.dark-mode .input-group input:focus {
  border-color: var(--primary);
}

/* ===== اللودر ===== */
#global-loader {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(255,255,255,0.85);
  z-index: 9999;
  display: none;
  align-items: center;
  justify-content: center;
  transition: opacity 0.3s;
}

#global-loader .spinner {
  width: 70px;
  height: 70px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}

#global-loader .spinner .dot {
  position: absolute;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  animation: bounce 1.2s infinite ease-in-out both;
}

#global-loader .spinner .dot:nth-child(1) { left: 0; animation-delay: 0s; }
#global-loader .spinner .dot:nth-child(2) { left: 27px; animation-delay: 0.2s; }
#global-loader .spinner .dot:nth-child(3) { left: 54px; animation-delay: 0.4s; }

@keyframes bounce {
  0%, 80%, 100% { transform: scale(0.7); opacity: 0.7; }
  40% { transform: scale(1.2); opacity: 1; }
}

/* ===== التنبيهات ===== */
#notification-message {
  display: none;
  position: fixed;
  top: 30px;
  right: 30px;
  min-width: 300px;
  max-width: 90vw;
  z-index: 9999;
  padding: 18px 24px 18px 48px;
  border-radius: var(--radius-lg);
  font-size: 1.1em;
  color: #fff;
  box-shadow: var(--shadow-lg);
  background-repeat: no-repeat;
  background-position: 16px center;
  background-size: 24px 24px;
  direction: rtl;
}

#notification-message.success { 
  background-color: var(--success); 
  background-image: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" fill="white" viewBox="0 0 16 16"><path d="M16 8A8 8 0 1 1 0 8a8 8 0 0 1 16 0zm-3.97-3.03a.75.75 0 0 0-1.08.022L7.477 9.417 5.384 7.323a.75.75 0 0 0-1.06 1.06L6.97 11.03a.75.75 0 0 0 1.079-.02l3.992-4.99a.75.75 0 0 0-.01-1.05z"/></svg>');
}

#notification-message.error { 
  background-color: var(--danger); 
  background-image: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" fill="white" viewBox="0 0 16 16"><path d="M16 8A8 8 0 1 1 0 8a8 8 0 0 1 16 0zM8 4a.905.905 0 0 0-.9.995l.35 3.507a.552.552 0 0 0 1.1 0l.35-3.507A.905.905 0 0 0 8 4zm.002 6a1 1 0 1 0 0 2 1 1 0 0 0 0-2z"/></svg>');
}

#notification-message.warning { 
  background-color: var(--warning); 
  background-image: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" fill="white" viewBox="0 0 16 16"><path d="M8.982 1.566a1.13 1.13 0 0 0-1.96 0L.165 13.233c-.457.778.091 1.767.98 1.767h13.713c.889 0 1.438-.99.98-1.767L8.982 1.566zM8 5c.535 0 .954.462.9.995l-.35 3.507a.552.552 0 0 1-1.1 0L7.1 5.995A.905.905 0 0 1 8 5zm.002 6a1 1 0 1 1 0 2 1 1 0 0 1 0-2z"/></svg>');
}

#notification-message.info { 
  background-color: var(--info); 
  background-image: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" fill="white" viewBox="0 0 16 16"><path d="M8 16A8 8 0 1 0 8 0a8 8 0 0 0 0 16zm.93-9.412-1 4.705c-.07.34.029.533.304.533.194 0 .487-.07.686-.246l-.088.416c-.287.346-.92.598-1.465.598-.703 0-1.002-.422-.808-1.319l.738-3.468c.064-.293.006-.399-.287-.47l-.451-.081.082-.381 2.29-.287zM8 5.5a1 1 0 1 1 0-2 1 1 0 0 1 0 2z"/></svg>');
}

/* ===== WhatsApp Float ===== */
.whatsapp-float {
  position: fixed;
  width: 60px;
  height: 60px;
  bottom: 40px;
  right: 40px;
  background-color: #25d366;
  color: #FFF;
  border-radius: 50px;
  text-align: center;
  font-size: 30px;
  box-shadow: var(--shadow-lg);
  z-index: 100;
  display: flex;
  justify-content: center;
  align-items: center;
  transition: all 0.3s ease;
}

.whatsapp-float:hover {
  transform: scale(1.1);
}

/* ===== الاستجابة للشاشات الصغيرة ===== */
@media (max-width: 1024px) {
  .sidebar {
    transform: translateX(100%);
  }
  
  .sidebar.open {
    transform: translateX(0);
  }
  
  .content {
    margin-right: 0;
  }
}

@media (max-width: 768px) {
  .main-header {
    height: 60px;
    padding: 0 var(--spacing-md);
  }
  
  .content {
    margin-top: 60px;
    padding: var(--spacing-md);
    overflow-y: auto;
  }
  
  .stats-grid {
    grid-template-columns: 1fr;
  }
  
  .form-actions {
    flex-direction: column;
  }
  
  .btn {
    width: 100%;
    justify-content: center;
  }
  
  .login-box {
    margin: var(--spacing-md);
  }
  
  .whatsapp-float {
    bottom: var(--spacing-md);
    right: var(--spacing-md);
  }
}

@media (max-width: 480px) {
  .main-header .logo {
    font-size: 1rem;
  }
  
  .header-actions {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-sm);
  }
  
  .form-container {
    padding: var(--spacing-lg);
  }
  
  .table-container {
    overflow-x: auto;
  }
  
  table {
    min-width: 600px;
  }
}

/* ===== الطباعة ===== */
@media print {
  .main-header,
  .sidebar,
  .whatsapp-float {
    display: none !important;
  }
  
  .content {
    margin: 0 !important;
    padding: 0 !important;
  }
  
  .stat-card,
  .form-container,
  .table-container {
    box-shadow: none !important;
    border: 1px solid #ccc !important;
  }
}

/* ===== الرسوم المتحركة ===== */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeInLeft {
  from {
    opacity: 0;
    transform: translateX(-30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

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

.stat-card,
.form-container,
.table-container {
  animation: fadeInUp 0.6s ease-out;
}

/* ===== تحسينات إضافية ===== */
::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: var(--bg);
}

::-webkit-scrollbar-thumb {
  background: var(--border);
  border-radius: 4px;
}

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

/* تحسين مظهر الأزرار في النماذج */
input[type="submit"],
button[type="submit"] {
  background: var(--primary);
  color: white;
  border: none;
  padding: var(--spacing-md) var(--spacing-lg);
  border-radius: var(--radius);
  cursor: pointer;
  font-size: 1rem;
  font-weight: 500;
  transition: all 0.2s ease;
}

input[type="submit"]:hover,
button[type="submit"]:hover {
  background: var(--primary-dark);
  transform: translateY(-1px);
}

/* تحسين مظهر الروابط */
a {
  color: var(--primary);
  text-decoration: none;
  transition: color 0.2s ease;
}

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

/* تحسين مظهر النصوص المميزة */
.text-primary { color: var(--primary); }
.text-success { color: var(--success); }
.text-warning { color: var(--warning); }
.text-danger { color: var(--danger); }
.text-info { color: var(--info); }
.text-muted { color: var(--text-muted); }

/* تحسين مظهر الخلفيات */
.bg-primary { background: var(--primary); }
.bg-success { background: var(--success); }
.bg-warning { background: var(--warning); }
.bg-danger { background: var(--danger); }
.bg-info { background: var(--info); }
.bg-light { background: var(--bg); }

/* ===== زر المساعدة ===== */
.help-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border: none;
  border-radius: 50%;
  background: var(--bg);
  color: var(--text-muted);
  cursor: pointer;
  transition: all 0.3s ease;
  position: relative;
}

.help-btn:hover {
  background: var(--primary);
  color: white;
  transform: scale(1.1);
}

.help-icon {
  font-size: 1.2rem;
}

.help-tooltip {
  position: fixed;
  background: white;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  padding: 0;
  max-width: 300px;
  z-index: 10000;
  border: 1px solid var(--border);
  transition: all 0.3s ease;
}

.help-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-md);
  border-bottom: 1px solid var(--border);
  background: var(--bg);
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}

.help-header h3 {
  margin: 0;
  font-size: 1rem;
  color: var(--text);
  font-weight: 600;
}

.help-close {
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  font-size: 1.2rem;
  padding: 0;
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  transition: all 0.2s ease;
}

.help-close:hover {
  background: var(--danger);
  color: white;
}

.help-content {
  padding: var(--spacing-md);
  color: var(--text);
  line-height: 1.6;
  font-size: 0.9rem;
}

/* ===== تأثيرات الانتقال بين الصفحات ===== */
.content {
  transition: all 0.5s ease;
}

/* تأثير fade-out للروابط */
a[href]:not([href^="#"]):not([href^="javascript:"]):not([target="_blank"]) {
  transition: all 0.2s ease;
}

a[href]:not([href^="#"]):not([href^="javascript:"]):not([target="_blank"]):hover {
  transform: translateY(-1px);
}

/* تأثيرات إضافية للعناصر */
.stat-card,
.form-container,
.table-container {
  animation: fadeInUp 0.6s ease;
}

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

/* تأثيرات للجداول */
table tr {
  animation: fadeInLeft 0.5s ease;
  animation-fill-mode: both;
}

table tr:nth-child(1) { animation-delay: 0.1s; }
table tr:nth-child(2) { animation-delay: 0.2s; }
table tr:nth-child(3) { animation-delay: 0.3s; }
table tr:nth-child(4) { animation-delay: 0.4s; }
table tr:nth-child(5) { animation-delay: 0.5s; }

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

/* تأثيرات للأزرار */
.btn {
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
  transition: left 0.5s;
}

.btn:hover::before {
  left: 100%;
}

/* تأثيرات للبطاقات */
.stat-card {
  transition: all 0.3s ease;
}

.stat-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

/* تأثيرات للتنبيهات */
.alert {
  animation: slideInRight 0.5s ease;
}

/* تأثيرات للتنقل */
.nav-item {
  transition: all 0.3s ease;
}

.nav-item:hover {
  transform: translateX(-5px);
}

/* تأثيرات للهيدر */
.header-btn {
  transition: all 0.3s ease;
}

.header-btn:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

/* تأثيرات للقوائم المنسدلة */
.profile-dropdown-menu {
  animation: slideDown 0.3s ease;
}

/* تأثيرات للجزيئات */
.particle {
  animation: float 6s ease-in-out infinite;
}

@keyframes float {
  0%, 100% { 
    transform: translateY(0px) rotate(0deg); 
  }
  50% { 
    transform: translateY(-20px) rotate(180deg); 
  }
}

/* تأثيرات للخلفية المتحركة */
body::before {
  animation: gradientShift 15s ease infinite;
}

@keyframes gradientShift {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

/* تحسينات للوضع الداكن */
body.dark-mode .help-tooltip {
  background: var(--sidebar);
  border-color: var(--border);
}

body.dark-mode .help-header {
  background: var(--bg);
}

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

/* تحسينات للشاشات الصغيرة */
@media (max-width: 768px) {
  .help-tooltip {
    max-width: 280px;
    left: 10px !important;
    right: 10px;
  }
  
  .help-btn {
    width: 36px;
    height: 36px;
  }
  
  .help-icon {
    font-size: 1rem;
  }
}