/* ================================================
   SEO Performance Enhancements CSS
   المميز للنقل البري - تحسينات الأداء والسيو
   ================================================ */

/* Critical Above-the-fold Styles */
.critical-styles {
    font-display: swap;
    contain: layout style paint;
}

/* Performance Optimizations */
* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    text-rendering: optimizeLegibility;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: 'Cairo', 'Almarai', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    direction: rtl;
    text-align: right;
    line-height: 1.6;
    color: #333;
    background-color: #fff;
    margin: 0;
    padding: 0;
    overflow-x: hidden;
}

/* Enhanced Typography for Better Readability */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.3;
    margin-bottom: 1rem;
    color: #2c3e50;
    word-wrap: break-word;
    hyphens: auto;
}

h1 {
    font-size: clamp(1.8rem, 4vw, 3rem);
    margin-bottom: 1.5rem;
}

h2 {
    font-size: clamp(1.5rem, 3vw, 2.5rem);
    margin-bottom: 1.25rem;
}

h3 {
    font-size: clamp(1.25rem, 2.5vw, 2rem);
    margin-bottom: 1rem;
}

p {
    margin-bottom: 1rem;
    line-height: 1.7;
    word-spacing: 0.1em;
}

/* Enhanced Link Styles for Better UX */
a {
    color: #3498db;
    text-decoration: none;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
}

a:hover, a:focus {
    color: #2980b9;
    text-decoration: underline;
    outline: 2px solid transparent;
    outline-offset: 2px;
}

a:focus-visible {
    outline: 2px solid #3498db;
    outline-offset: 2px;
    border-radius: 2px;
}

/* Button Enhancements */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 24px;
    border: none;
    border-radius: 8px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    cursor: pointer;
    font-family: inherit;
    font-size: 1rem;
    line-height: 1.2;
    min-height: 44px; /* Accessibility - minimum touch target */
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(45deg, transparent 30%, rgba(255,255,255,0.1) 50%, transparent 70%);
    transform: translateX(-100%);
    transition: transform 0.6s;
}

.btn:hover::before {
    transform: translateX(100%);
}

.btn-primary {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(102, 126, 234, 0.4);
    color: white;
}

.btn-success {
    background: linear-gradient(135deg, #28a745 0%, #20c997 100%);
    color: white;
}

.btn-warning {
    background: linear-gradient(135deg, #ffc107 0%, #fd7e14 100%);
    color: #212529;
    font-weight: 700;
}

/* Enhanced Card Styles */
.card, .service-card, .blog-card {
    background: #fff;
    border-radius: 16px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    overflow: hidden;
    border: 1px solid rgba(0, 0, 0, 0.05);
    position: relative;
}

.card:hover, .service-card:hover, .blog-card:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

/* Image Optimization */
img {
    max-width: 100%;
    height: auto;
    display: block;
    border-radius: inherit;
    transition: transform 0.4s ease;
}

.lazyload {
    opacity: 0;
    transition: opacity 0.4s ease;
}

.lazyloaded {
    opacity: 1;
}

/* Enhanced Loading States */
.loading-skeleton {
    background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
    background-size: 200% 100%;
    animation: loading 1.5s infinite;
}

@keyframes loading {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

/* Hero Section Enhancements */
.hero-section {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    background-attachment: fixed;
    background-size: cover;
    background-position: center;
    min-height: 70vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.2);
    z-index: 1;
}

.hero-section .container {
    position: relative;
    z-index: 2;
}

/* Animated Elements */
.animate-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.animate-on-scroll.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Enhanced Stats Section */
.stats-section {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    padding: 80px 0;
    position: relative;
}

.stat-item {
    text-align: center;
    padding: 30px 15px;
    position: relative;
}

.stat-number {
    font-size: clamp(2rem, 5vw, 4rem);
    font-weight: 900;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 15px;
    line-height: 1;
}

.stat-label {
    font-size: 1.1rem;
    color: #6c757d;
    font-weight: 600;
    margin-top: 10px;
}

/* Enhanced Navigation */
.navbar {
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
    background: rgba(255, 255, 255, 0.95);
}

.navbar.scrolled {
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
}

/* Enhanced Forms */
.form-control {
    border: 2px solid #e9ecef;
    border-radius: 12px;
    padding: 15px 20px;
    font-size: 1rem;
    transition: all 0.3s ease;
    background: #fff;
}

.form-control:focus {
    border-color: #667eea;
    box-shadow: 0 0 0 0.25rem rgba(102, 126, 234, 0.25);
    outline: none;
}

/* Enhanced Footer */
.footer {
    background: linear-gradient(135deg, #2c3e50 0%, #34495e 100%);
    color: #ecf0f1;
    padding: 60px 0 30px;
}

.footer a {
    color: #bdc3c7;
    transition: color 0.3s ease;
}

.footer a:hover {
    color: #3498db;
    text-decoration: none;
}

/* Responsive Enhancements */
@media (max-width: 768px) {
    .container {
        padding-left: 15px;
        padding-right: 15px;
    }
    
    .hero-section {
        min-height: 60vh;
        padding: 40px 0;
    }
    
    .stats-section {
        padding: 60px 0;
    }
    
    .stat-item {
        padding: 20px 10px;
    }
    
    h1 {
        font-size: 2rem;
    }
    
    .btn {
        padding: 10px 20px;
        font-size: 0.9rem;
    }
}

@media (max-width: 576px) {
    .hero-section {
        min-height: 50vh;
        padding: 30px 0;
    }
    
    .card, .service-card, .blog-card {
        margin-bottom: 20px;
    }
    
    .btn {
        width: 100%;
        margin-bottom: 10px;
    }
}

/* Enhanced Accessibility */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}

@media (prefers-color-scheme: dark) {
    :root {
        --bg-color: #1a1a1a;
        --text-color: #f0f0f0;
        --card-bg: #2d2d2d;
    }
}

/* Print Styles for SEO */
@media print {
    .hero-section,
    .stats-section,
    .cta-section {
        background: white !important;
        color: black !important;
        -webkit-print-color-adjust: exact;
    }
    
    .btn {
        border: 2px solid #000 !important;
        color: #000 !important;
        background: transparent !important;
    }
    
    a[href^="http"]:after {
        content: " (" attr(href) ")";
        font-size: 0.8em;
    }
    
    .no-print {
        display: none !important;
    }
}

/* Enhanced Performance Classes */
.gpu-acceleration {
    transform: translateZ(0);
    backface-visibility: hidden;
    perspective: 1000px;
}

.content-visibility-auto {
    content-visibility: auto;
    contain-intrinsic-size: 0 500px;
}

/* Enhanced Spacing */
.section-padding {
    padding: 80px 0;
}

.section-padding-sm {
    padding: 60px 0;
}

/* Enhanced Icons */
.icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 1em;
    height: 1em;
    transition: transform 0.3s ease;
}

.icon:hover {
    transform: scale(1.1);
}

/* Enhanced Breadcrumbs */
.breadcrumb {
    background: transparent;
    padding: 15px 0;
    margin: 0;
    font-size: 0.9rem;
}

.breadcrumb-item + .breadcrumb-item::before {
    content: "←";
    color: #6c757d;
    margin: 0 8px;
}

.breadcrumb-item.active {
    color: #667eea;
    font-weight: 600;
}

/* Enhanced Table Styles */
.table-responsive {
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}

.table {
    margin-bottom: 0;
}

.table thead th {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border: none;
    padding: 20px 15px;
    font-weight: 600;
}

.table tbody tr {
    transition: background-color 0.3s ease;
}

.table tbody tr:hover {
    background-color: rgba(102, 126, 234, 0.05);
}

/* Enhanced Alert Styles */
.alert {
    border: none;
    border-radius: 12px;
    padding: 20px 25px;
    margin-bottom: 20px;
    border-left: 4px solid;
    font-weight: 500;
}

.alert-success {
    background: linear-gradient(135deg, rgba(40, 167, 69, 0.1) 0%, rgba(32, 201, 151, 0.1) 100%);
    border-left-color: #28a745;
    color: #155724;
}

.alert-info {
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.1) 0%, rgba(118, 75, 162, 0.1) 100%);
    border-left-color: #667eea;
    color: #0c5460;
}

.alert-warning {
    background: linear-gradient(135deg, rgba(255, 193, 7, 0.1) 0%, rgba(253, 126, 20, 0.1) 100%);
    border-left-color: #ffc107;
    color: #856404;
}

.alert-danger {
    background: linear-gradient(135deg, rgba(220, 53, 69, 0.1) 0%, rgba(231, 76, 60, 0.1) 100%);
    border-left-color: #dc3545;
    color: #721c24;
}

/* Enhanced Animation Utilities */
.fade-in {
    animation: fadeIn 0.8s ease-in-out;
}

.slide-up {
    animation: slideUp 0.8s ease-out;
}

.scale-in {
    animation: scaleIn 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

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

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.8);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

/* Enhanced Utility Classes */
.text-gradient {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.bg-gradient {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.shadow-custom {
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
}

.rounded-custom {
    border-radius: 16px;
}

.border-gradient {
    border: 2px solid;
    border-image: linear-gradient(135deg, #667eea 0%, #764ba2 100%) 1;
}

/* Enhanced Focus States for Accessibility */
*:focus {
    outline: 2px solid #667eea;
    outline-offset: 2px;
}

button:focus,
.btn:focus,
a:focus {
    outline: 2px solid #667eea;
    outline-offset: 2px;
    box-shadow: 0 0 0 4px rgba(102, 126, 234, 0.2);
}

/* Skip Links for Accessibility */
.skip-link {
    position: absolute;
    top: -40px;
    left: 6px;
    background: #667eea;
    color: white;
    padding: 8px;
    text-decoration: none;
    border-radius: 4px;
    z-index: 1000;
}

.skip-link:focus {
    top: 6px;
}

/* Enhanced Container Queries */
@container (max-width: 768px) {
    .container-responsive {
        padding: 20px 15px;
    }
}

/* Critical CSS End - Above the fold content prioritized */