/*
 
   Color Variables
   ====================================== */
:root {
    /* Primary Brand Colors */
    --primary-green: #28a745;
    --primary-green-hover: #218838;
    --primary-green-dark: #45a049;
    --primary-text: #0e0c41;
    --primary-text-secondary: #0e0c41c2;
    
    /* Background Colors */
    --main-bg: rgb(242, 239, 227);
    --secondary-bg: #f8f6f3;
    --white-bg: #ffffff;
    --card-bg: #f8f6f3;
    
    /* Text Colors */
    --text-dark: #333;
    --text-medium: #2c3e50;
    --text-light: #7f8c8d;
    --text-muted: #b8c5d1;
    --text-white: #ffffff;
    --text-black: #000;
    --text-placeholder: #999;
    --text-overview: #555;
    --text-light-gray: #666;
    --text-extra-light: #ddd;
    
    /* Accent Colors */
    --accent-orange: rgb(237, 111, 45);
    --accent-purple: #9c27b0;
    --accent-blue: #2196F3;
    --accent-red: #FF5722;
    --accent-yellow: #ffc107;
    
    /* Gradient Colors */
    --gradient-brown-start: #ada49e;
    --gradient-brown-end: #f3f2f2;
    --gradient-green-start: #4CAF50;
    --gradient-green-end: #45a049;
    --gradient-dark-start: #34495e;
    --gradient-dark-end: #2c3e50;
    
    /* Social Media Colors */
    --telegram: #0088cc;
    --whatsapp: #25d366;
    --tiktok: #000000;
    --twitter: #000000;
    --youtube: #ff0000;
    --instagram: #E4405F;
    --instagram-gradient: linear-gradient(45deg, #f09433 0%, #e6683c 25%, #dc2743 50%, #cc2366 75%, #bc1888 100%);
    
    /* State Colors */
    --success: #4CAF50;
    --success-bg: #e8f5e8;
    --success-bright: #27ae60;
    --success-light: #61d81b;
    --success-hover: #0caa3b;
    --info: #2196F3;
    --info-bg: #e3f2fd;
    --warning: #FF5722;
    --warning-bg: #fbe9e7;
    --error: #f44336;
    --error-bg: #ffebee;
    
    /* Footer Colors */
    --footer-bg: #1a2332;
    --footer-border: #2a3441;
    
    /* Background variations */
    --light-gray-bg: #f8f9fa;
    --very-light-gray: #eee;
    --border-light-gray: #eee;
    --meta-bg: rgb(143 156 142 / 15%);
    
    /* Shadow Colors */
    --shadow-light: rgba(0, 0, 0, 0.1);
    --shadow-medium: rgba(0, 0, 0, 0.15);
    --shadow-dark: rgba(0, 0, 0, 0.2);
    --shadow-extra-dark: rgba(0, 0, 0, 0.3);
    --shadow-brown: rgba(139, 69, 19, 0.1);
    --shadow-brown-hover: rgba(139, 69, 19, 0.2);
    --shadow-white: rgba(255, 255, 255, 0.1);
    --shadow-green: rgba(25, 135, 84, 0.2);
    --shadow-green-light: rgba(3, 240, 43, 0.2);
    --white-overlay: rgba(255,255,255,0.7);
    --white-overlay-light: rgba(255,255,255,0.1);
    
    /* Additional utility colors */
    --transparent: transparent;
    --black-02: rgba(0,0,0,0.02);
    
    /* Border Colors */
    --border-light: rgba(0, 0, 0, 0.05);
    --border-medium: rgba(0, 0, 0, 0.1);
    --border-dark: rgba(0, 0, 0, 0.15);
    
    /* Transition */
    --transition: all 0.5s ease;
    --transition-fast: all 0.2s ease;
    --transition-slow: all 0.5s ease;
    --transition-standard: all 0.3s ease;
}

body {
    font-family: 'Cairo', sans-serif;
    line-height: 1.6;
    background-color: var(--light-gray-bg);
}
 /* ======================================
   Global Styles
   ====================================== */
html {
    scroll-behavior: smooth;
    font-size: 16px;
}

 

/* Selection */
::selection {
    background: var(--primary-green);
    color: var(--text-white);
}

::-moz-selection {
    background: var(--primary-green);
    color: var(--text-white);
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

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

::-webkit-scrollbar-thumb {
    background: var(--primary-green);
    border-radius: 10px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--primary-green-hover);
}
  /* ======================================
   Header & Navigation
   ====================================== */
  .navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000; /* ✅ أقل من الـ modal */
       box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08), 0 1px 2px rgba(0, 0, 0, 0.04);
    background-color: var(--white-bg) !important;
    backdrop-filter: blur(10px);
    transition: var(--transition);
     --bs-navbar-padding-y: 1rem;
}
 
.navbar.scrolled {
    --bs-navbar-padding-y: 0.5rem;
      box-shadow: 0 4px 6px rgba(0, 0, 0, 0.07), 0 1px 3px rgba(0, 0, 0, 0.06);

}

.navbar-brand img {
    transition: var(--transition);
}

.navbar-brand:hover img {
    transform: scale(1.05);
}

.navbar-nav {
    align-items: center;
}

.nav-link {
    font-weight: 600;
    transition: var(--transition);
    color: var(--text-dark) !important;
    position: relative;
    padding: 0.5rem 1rem !important;
}

  
.nav-link:hover {
    color: var(--primary-green) !important;
}

 .authButtons {
    display: flex;
    align-items: center;
    gap: 10px;
}

/* زرار أساسي */
.btn {
    display: inline-block;
    font-weight: 500;
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 0.9rem;
    line-height: 1.4;
    transition: all 0.25s ease;
    cursor: pointer;
    text-decoration: none;
    border: 1px solid transparent;
}

/* تسجيل الدخول - Outline */
.login-btn {
    color: var(--primary-green);
    background: transparent;
    border: 1px solid var(--primary-green);
}

.login-btn:hover {
    background: var(--primary-green);
    color: var(--text-white);
}

/* إنشاء حساب - Filled */
.create-account-btn {
    background: var(--primary-green);
    color: var(--text-white);
    border: 1px solid var(--primary-green);
}

.create-account-btn:hover {
    background: var(--primary-green-hover);
}

/* Mobile Navigation */
.navbar-toggler {
    border: none;
    padding: 4px 8px;
}

.navbar-toggler:focus {
    box-shadow: none;
}
/*********************************/
 /* User Dropdown Styles */
    .authButtons {
    display: flex;
    align-items: center;
    gap: 15px;
}

 

/* قائمة المستخدم المنسدلة */
.user-dropdown {
    position: relative;
}

.user-dropdown-toggle {
    display: flex;
    align-items: center;
    gap: 10px;
    /*background: #f8f9fa;*/
    /*border: 1px solid #e9ecef;*/
    /*border-radius: 50px;*/
    padding: 6px 15px 6px 6px;
    text-decoration: none;
    color: #495057;
    font-weight: 500;
    transition: all 0.3s ease;
    cursor: pointer;
    /*min-width: 140px;*/
}

.user-dropdown-toggle:hover {
    /*background: #e9ecef;*/
    /*border-color: #dee2e6;*/
    /*color: #495057;*/
    text-decoration: none;
    transform: translateY(-1px);
    /*box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);*/
}

/* Avatar المستخدم */
.user-avatar {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary-green-hover) 0%,  var(--primary-green) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 600;
    font-size: 14px;
    flex-shrink: 0;
    border: 2px solid #fff;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
}

.user-avatar img {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    object-fit: cover;
}

/* اسم المستخدم */
.user-name {
    font-size: 14px;
    font-weight: 500;
    color: #2c3e50;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 120px;
}

 .dropdown-arrow {
    color: #333; /* أو أي لون واضح */
    font-size: 1rem;
}


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

/* القائمة المنسدلة - السلوك الطبيعي للشاشات الكبيرة */
.custom-dropdown-menu {
    position: absolute;
    top: 100%;
    right: 0;
    background: #fff;
    border: 1px solid #e9ecef;
    border-radius: 12px;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
    min-width: 220px;
    padding: 8px 0;
    margin-top: 8px;
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.3s ease;
}

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

/* عناصر القائمة */
.dropdown-item-custom {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 20px;
    color: #495057;
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    transition: all 0.2s ease;
    border: none;
    background: none;
    width: 100%;
    text-align: right;
}

.dropdown-item-custom:hover {
    background-color: #f8f9fa;
    color: var(--primary-green);
    text-decoration: none;
}

.dropdown-item-custom i {
    font-size: 16px;
    width: 16px;
    text-align: center;
}

/* عنصر تسجيل الخروج */
.logout-item {
    color: #dc3545 !important;
    border-top: 1px solid #e9ecef;
    margin-top: 8px;
    padding-top: 16px;
}

.logout-item:hover {
    background-color: #fff5f5;
    color: #dc3545 !important;
}

/* الفاصل */
.dropdown-divider {
    height: 1px;
    background-color: #e9ecef;
    margin: 8px 0;
    border: none;
}

/* الأحرف الأولى للاسم */
.avatar-initials {
    font-size: 14px;
    font-weight: 600;
    text-transform: uppercase;
}

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

/* التجاوب مع الشاشات الصغيرة */
@media (max-width: 768px) {
    .user-name {
        display: none;
    }
}

 

/* تحسينات إضافية للوصولية */
.user-dropdown-toggle:focus {
    outline: none;
     
}

.dropdown-item-custom:focus {
    outline: none;
    background-color: #f8f9fa;
}    

@media (max-width: 991px) {
    .authButtons {
        justify-content: center;
        margin-top: 20px;
        flex-wrap: wrap;
 
        flex-direction: column; /* تغيير لـ column على الشاشات الصغيرة فقط */
    }
    
    /* تطبيق السلوك الجديد للقائمة المنسدلة على الشاشات الصغيرة فقط */
    .custom-dropdown-menu {
        position: static;
        transform: none;
        opacity: 1;
        visibility: visible;
        margin-top: 8px;
        display: none; /* مخفية بـ display بدل opacity */
        min-width: auto;
        width: 100%;
        transition: none; /* إزالة الـ transition لمنع الخضة */
    }
    
    .user-dropdown.show .custom-dropdown-menu {
        display: block; /* تظهر بـ display: block */
    }
    
    .navbar-collapse {
        text-align: center;
        padding-top: 20px;
    }
}
/* Book Hero Section */
.book-hero {
    background: var(--main-bg);
    padding: 130px 0 130px;
    position: relative;
    overflow: hidden;
    min-height: 100vh;
    display: flex;
    align-items: center;
}

.book-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="25" cy="25" r="1" fill="%23000" opacity="0.02"/><circle cx="75" cy="75" r="1" fill="%23000" opacity="0.02"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>');
    pointer-events: none;
}

.book-cover {
    position: relative;
    z-index: 2;
}

.book-cover img {
    width: 75%;
    transition: transform 0.3s ease;
}

.book-cover img:hover {
    transform: scale(1.05) rotateY(5deg);
}

.book-cover .placeholder-icon {
    max-width: 300px;
    width: 100%;
    height: 400px;
    background: linear-gradient(45deg, var(--gradient-dark-start), var(--gradient-dark-end));
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 4rem;
    color: var(--white-overlay);
    box-shadow: 0 20px 40px var(--shadow-extra-dark);
}

.book-info {
    position: relative;
    z-index: 2;
}

.book-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 15px;
    text-shadow: 2px 2px 4px var(--shadow-extra-dark);
}

.book-subtitle {
    font-size: 1.2rem;
    margin-bottom: 20px;
    opacity: 0.9;
    color: var(--text-light);
}

.book-description {
    font-size: 1.1rem;
    line-height: 1.8;
    margin-bottom: 30px;
    opacity: 0.95;
}

.book-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    margin-bottom: 30px;
}

.meta-item {
    display: flex;
    align-items: center;
    gap: 8px;
    background: var(--meta-bg);
    padding: 8px 15px;
    border-radius: 20px;
    backdrop-filter: blur(10px);
    border: 1px solid var(--white-overlay-light);
}

.meta-item i {
    color: var(--primary-green);
}

.meta-item span {
    color: var(--text-light);
}

.book-price {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary-green);
    margin-bottom: 20px;
}

.old-price {
    text-decoration: line-through;
    color: var(--text-light);
    font-size: 1.5rem;
    margin-left: 10px;
}

.purchase-btn {
    background: var(--primary-green);
    color: var(--text-white);
    border: none;
    padding: 15px 40px;
    border-radius: 50px;
    font-size: 1.2rem;
    font-weight: 700;
    transition: var(--transition-standard);
    text-decoration: none;
    display: inline-block;
}

.purchase-btn:hover {
    background: var(--primary-green-hover);
    color: var(--text-white);
    transform: translateY(-3px);
    box-shadow: 0 5px 10px var(--shadow-green-light);
}

.free-badge {
    background: var(--success-bright);
    color: var(--text-white);
    padding: 5px 15px;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 600;
}
/**/
.favorite-button-wrapper {
    position: relative;
    display: inline-block;
}

.btn-favorite-enhanced {
    background: transparent;
    border: 2px solid #e17055;
    color: #e17055;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 2px 8px rgba(225, 112, 85, 0.2);
}

.btn-favorite-enhanced:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(225, 112, 85, 0.3);
    border-color: #d63031;
    color: #d63031;
}

.btn-favorite-enhanced i.fas {
    color: #e17055;
}

.btn-favorite-enhanced:hover i {
    transform: scale(1.1);
}


.favorite-tooltip {
    position: absolute;
    bottom: 120%;
    left: 50%;
    transform: translateX(-50%);
    background: #2d3436;
    color: white;
    padding: 8px 12px;
    border-radius: 6px;
    font-size: 13px;
    white-space: nowrap;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    z-index: 1000;
}

.favorite-tooltip::after {
    content: '';
    position: absolute;
    top: 100%;
    left: 50%;
    margin-left: -5px;
    border-width: 5px;
    border-style: solid;
    border-color: #2d3436 transparent transparent transparent;
}

.favorite-button-wrapper:hover .favorite-tooltip {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(-5px);
}
.toast-container-modern {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 9999;
    max-width: 350px;
}

.modern-toast-notification {
    background: white;
    border-radius: 12px;
    padding: 16px;
    margin-bottom: 10px;
    box-shadow: 0 8px 25px rgba(0,0,0,0.15);
    display: flex;
    align-items: flex-start;
    gap: 12px;
    transform: translateX(400px);
    opacity: 0;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
    border: 1px solid #f1f2f6;
}

.modern-toast-notification.show {
    transform: translateX(0);
    opacity: 1;
}

.modern-toast-notification.hide {
    transform: translateX(400px);
    opacity: 0;
}

.toast-icon {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 12px;
    flex-shrink: 0;
}

.toast-content {
    flex: 1;
}

.toast-title {
    font-weight: 600;
    font-size: 14px;
    color: #2d3436;
    margin-bottom: 2px;
}

.toast-message {
    font-size: 13px;
    color: #636e72;
    line-height: 1.4;
}

.toast-close {
    background: none;
    border: none;
    color: #b2bec3;
    font-size: 14px;
    cursor: pointer;
    padding: 2px;
    width: 20px;
    height: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: all 0.2s ease;
    flex-shrink: 0;
}

.toast-close:hover {
    background: #f1f2f6;
    color: #2d3436;
}

.toast-progress {
    position: absolute;
    bottom: 0;
    left: 0;
    height: 3px;
    border-radius: 0 0 12px 12px;
    animation: toastProgress 4s linear forwards;
}

@keyframes toastProgress {
    from { width: 100%; }
    to { width: 0%; }
}

/* للموبايل */
@media (max-width: 768px) {
    .toast-container-modern {
        right: 10px;
        left: 10px;
        max-width: none;
    }
    
    .modern-toast-notification {
        transform: translateY(-100px);
    }
    
    .modern-toast-notification.show {
        transform: translateY(0);
    }
    
    .modern-toast-notification.hide {
        transform: translateY(-100px);
    }
}
/* Book Details Section */
.book-details {
    background: var(--text-white);
    padding: 60px 0;
    margin-top: -30px;
    position: relative;
    z-index: 3;
}

.section-title {
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-medium);
    margin-bottom: 30px;
    display: inline-block;
}

.book-overview {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--text-overview);
    margin-bottom: 40px;
}

.book-sections {
    margin-bottom: 50px;
}

.section-card {
    background: var(--light-gray-bg);
    border-radius: 15px;
    padding: 25px;
    margin-bottom: 20px;
    border-left: 5px solid var(--success-light);
    transition: var(--transition-standard);
}

.section-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px var(--shadow-light);
    border-left-color: var(--success-hover);
}

.section-card h4 {
    color: var(--text-medium);
    font-weight: 600;
    margin-bottom: 15px;
}

.section-card p {
    color: var(--text-light-gray);
    margin-bottom: 0;
}

/* Table of Contents */
.table-of-contents {
    background: var(--text-white);
    border-radius: 15px;
    padding: 30px;
    box-shadow: 0 5px 20px var(--shadow-light);
    margin-bottom: 40px;
    border: 1px solid var(--border-light-gray);
}

.toc-item {
    display: flex;
    align-items: center;
    padding: 15px 0;
    border-bottom: 1px solid var(--border-light-gray);
    transition: var(--transition-standard);
}

.toc-item:last-child {
    border-bottom: none;
}

.toc-item:hover {
    background: var(--light-gray-bg);
    padding-right: 20px;
    border-radius: 10px;
}

.toc-number {
    background: linear-gradient(135deg, var(--primary-green) 0%, var(--gradient-brown-end) 100%);
    color: var(--text-white);
    width: 30px;
    height: 30px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    margin-left: 15px;
    flex-shrink: 0;
}

.toc-content h5 {
    color: var(--text-medium);
    font-weight: 600;
    margin-bottom: 5px;
}

.toc-content p {
    color: var(--text-light-gray);
    font-size: 0.9rem;
    margin-bottom: 0;
}

/* Purchase Section */
.purchase-section {
    color: var(--text-white);
    padding: 60px 0;
    text-align: center;
}

.purchase-card {
    background: var(--text-white);
    color: var(--text-dark);
    border-radius: 20px;
    padding: 40px;
    max-width: 500px;
    margin: 0 auto;
    box-shadow: 0 20px 40px var(--shadow-dark);
}

.final-price {
    font-size: 3rem;
    font-weight: 700;
    color: var(--primary-green);
    margin-bottom: 20px;
}

 

/* Related Books */
.related-books {
    background: var(--light-gray-bg);
    padding: 60px 0;
}

.book-card {
    background: var(--text-white);
    overflow: hidden;
    box-shadow: 0 5px 20px var(--shadow-light);
    transition: var(--transition-standard);
    height: 100%;
}

.book-card img {
    width: 100%;
    transition: var(--transition);
    object-fit: cover;
}

.book-card:hover img {
    transform: scale(1.05);
}

.book-card .placeholder-icon {
    width: 100%;
    height: 250px;
    background: linear-gradient(45deg, var(--gradient-dark-start), var(--gradient-dark-end));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3rem;
    color: var(--white-overlay);
}

.book-card-content {
    padding: 25px;
}

.book-card h5 {
    font-weight: 600;
    margin-bottom: 15px;
    color: var(--text-medium);
}

.book-card .price {
    color: var(--primary-green);
    font-weight: 700;
    font-size: 1.2rem;
}

.book-button {
    background: var(--primary-green);
    border: none;
    color: var(--text-white);
    padding: 12px 25px;
    border-radius: 50px;
    font-weight: 600;
    transition: var(--transition);
    text-decoration: none;
    font-size: 0.95rem;
    white-space: nowrap;
}

.book-button:hover {
    background: var(--primary-green-hover);
    color: var(--text-white);
    transform: translateY(-2px);
}

/* Rating Stars */
.rating-stars {
    color: var(--accent-yellow);
    margin: 10px 0;
}

.rating-stars .empty-star {
    color: var(--text-extra-light);
}

/* Reviews Section */
.reviews-section {
    background: var(--text-white);
    padding: 40px 0;
}

.review-card {
    background: var(--light-gray-bg);
    border-radius: 10px;
    padding: 20px;
    margin-bottom: 20px;
    border-left: 4px solid var(--primary-green);
}

.review-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 10px;
}

.reviewer-name {
    font-weight: 600;
    color: var(--text-medium);
}

.review-date {
    color: var(--text-light-gray);
    font-size: 0.9rem;
}

/* Book Stats */
.book-stats {
    background: var(--light-gray-bg);
    border-radius: 15px;
    padding: 20px;
    margin-bottom: 30px;
}

.stat-item {
    text-align: center;
    padding: 10px;
}

.stat-number {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary-green);
    display: block;
}

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

/* Responsive */
@media (max-width: 768px) {
    .book-title {
        font-size: 2rem;
    }
    
    .book-cover img,
    .book-cover .placeholder-icon {
        width: 100%;
        margin-bottom: 30px;
    }
    
    .book-meta {
        justify-content: center;
    }
    
    .purchase-card {
        margin: 0 20px;
        padding: 30px 20px;
    }
    
    .final-price {
        font-size: 2.5rem;
    }
}

/* ======================================
   Footer
   ====================================== */
.footer {
    font-family: 'Cairo', sans-serif;
    margin: 0;
    padding: 0;
    background-color: var(--footer-bg);
    color: var(--text-white);
    position: relative;
}

.footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, var(--transparent), var(--primary-green), var(--transparent));
}

.footer-section {
    background-color: var(--footer-bg);
    padding: 80px 0 50px;
    color: var(--text-white);
}

.footer-widget {
    margin-bottom: 40px;
}

.footer-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 30px;
    color: var(--text-white);
    position: relative;
}

.footer-description {
    color: var(--text-muted);
    line-height: 1.8;
    margin-bottom: 30px;
    font-size: 1rem;
}

.footer-links {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-links li {
    margin-bottom: 15px;
}

.footer-links a {
    color: var(--text-muted);
    text-decoration: none;
    font-size: 1rem;
    transition: var(--transition);
    position: relative;
    padding-right: 15px;
}

.footer-links a::before {
    content: 'â—„';
    position: absolute;
    right: 0;
    opacity: 0;
    transform: translateX(-10px);
    transition: var(--transition);
    color: var(--primary-green);
}

.footer-links a:hover {
    color: var(--text-white);
    padding-right: 25px;
}

.footer-links a:hover::before {
    opacity: 1;
    transform: translateX(0);
}

.contact-info {
    margin-top: 20px;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 20px;
    color: var(--text-muted);
    transition: var(--transition);
}

.contact-item:hover {
    color: var(--text-white);
}

.contact-item i {
    color: var(--primary-green);
    font-size: 1.2rem;
    width: 20px;
    text-align: center;
}

.social-icons {
    display: flex;
    gap: 15px;
    margin-top: 20px;
    flex-wrap: wrap;
}

.social-icon {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    font-size: 1.2rem;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.social-icon::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--white-overlay-light);
    border-radius: 50%;
    transform: scale(0);
    transition: var(--transition);
}

.social-icon:hover::before {
    transform: scale(1);
}

.social-icon:hover {
    transform: translateY(-3px);
    box-shadow: 0 5px 15px var(--shadow-extra-dark);
}

.social-icon.telegram {
    background-color: var(--telegram);
    color: var(--text-white);
}

.social-icon.whatsapp {
    background-color: var(--whatsapp);
    color: var(--text-white);
}

.social-icon.tiktok {
    background-color: var(--tiktok);
    color: var(--text-white);
}

.social-icon.twitter {
    background-color: var(--twitter);
    color: var(--text-white);
}

.social-icon.instagram {
    background: var(--instagram-gradient);
    color: var(--text-white);
}

.social-icon.youtube {
    background-color: var(--youtube);
    color: var(--text-white);
}

.bottom-footer {
    background-color: var(--footer-bg);
    padding: 30px 0;
    border-top: 1px solid var(--footer-border);
}

.copyright {
    color: var(--text-muted);
    font-size: 0.95rem;
    margin: 0;
}

.footer-bottom-links {
    display: flex;
    gap: 30px;
    margin: 0;
    padding: 0;
    list-style: none;
    justify-content: flex-end;
}

.footer-bottom-links a {
    color: var(--text-muted);
    text-decoration: none;
    font-size: 0.95rem;
    transition: var(--transition);
}

.footer-bottom-links a:hover {
    color: var(--primary-green);
}

/* ======================================
   Responsive Design
   ====================================== */
 
/* Small-medium screens */
@media (max-width: 768px) {
    .footer-bottom-links {
        flex-direction: column;
        gap: 15px;
        margin-bottom: 20px;
        justify-content: center;
        text-align: center;
    }
    
    .social-icons {
        justify-content: center;
    }
    
    .course-footer,
    .book-footer,
    .exam-footer,
    .article-footer {
        flex-direction: column;
        align-items: stretch;
        gap: 15px;
    }
}

/* Small screens */
@media (max-width: 576px) {
    .footer-section {
        padding: 60px 0 40px;
    }
    
    .footer-widget {
        margin-bottom: 30px;
        text-align: center;
    }
    
    .footer-title::after {
        left: 50%;
        transform: translateX(-50%);
    }
    
    .contact-item {
        justify-content: center;
    }
    
    .back-to-top {
        bottom: 20px;
        left: 20px;
        width: 45px;
        height: 45px;
    }
}

 

/* ======================================
   End of CSS File
   ====================================== */

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

.animate-fade-in {
    animation: fadeInUp 0.6s ease-out;
}

.animate-delay-1 { animation-delay: 0.1s; }
.animate-delay-2 { animation-delay: 0.2s; }
.animate-delay-3 { animation-delay: 0.3s; }
.custom-toast {
    font-family: inherit;
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}