/* ==============================================
   التصميم المتجاوب - مشروع سياسة أمان المحتوى
   Responsive Design for Mobile, Tablet & Desktop
   ============================================== */

/* Mobile First Approach */

/* Mobile Styles (< 768px) */
@media (max-width: 767px) {
  /* Typography Adjustments */
  h1 { font-size: 32px; }
  h2 { font-size: 28px; }
  h3 { font-size: 20px; }
  
  .hero-title {
    font-size: 32px;
  }
  
  .hero-subtitle {
    font-size: 18px;
  }
  
  .section-title {
    font-size: 28px;
  }
  
  /* Container Adjustments */
  .container {
    padding: 0 var(--space-md);
  }
  
  /* Navigation Mobile */
  .nav-links {
    display: none;
    position: fixed;
    top: 64px;
    left: 0;
    right: 0;
    background: var(--neutral-900);
    flex-direction: column;
    padding: var(--space-lg);
    border-bottom: 1px solid var(--neutral-800);
    z-index: 999;
    gap: var(--space-md);
  }
  
  .nav-links.active {
    display: flex;
  }
  
  .nav-toggle {
    display: flex;
  }
  
  .nav-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
  }
  
  .nav-toggle.active span:nth-child(2) {
    opacity: 0;
  }
  
  .nav-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -6px);
  }
  
  /* Hero Section Mobile */
  .hero {
    flex-direction: column;
    text-align: center;
    padding: var(--space-xxl) 0;
    min-height: auto;
  }
  
  .hero-content {
    max-width: 100%;
    margin-bottom: var(--space-xl);
  }
  
  .hero-visual {
    position: static;
    transform: none;
    opacity: 0.6;
  }
  
  .hero-image {
    max-width: 250px;
  }
  
  .hero-actions {
    flex-direction: column;
    align-items: center;
    gap: var(--space-sm);
  }
  
  .hero-stats {
    justify-content: center;
    flex-wrap: wrap;
    gap: var(--space-lg);
  }
  
  /* Grid Adjustments */
  .guide-grid,
  .tools-grid,
  .technologies-grid {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }
  
  /* Cards Mobile */
  .guide-card,
  .tool-card,
  .tech-card {
    padding: var(--space-lg);
  }
  
  .card-icon {
    width: 48px;
    height: 48px;
  }
  
  .tool-icon {
    width: 60px;
    height: 60px;
  }
  
  /* Examples Section Mobile */
  .examples-tabs {
    flex-direction: column;
    gap: var(--space-xs);
  }
  
  .tab-btn {
    width: 100%;
    text-align: center;
  }
  
  .example-header {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-sm);
  }
  
  .code-container {
    font-size: 12px;
    padding: var(--space-md);
  }
  
  /* Modal Mobile */
  .modal-content {
    width: 95%;
    margin: var(--space-md);
  }
  
  .modal-header {
    padding: var(--space-md);
  }
  
  .modal-body {
    padding: var(--space-md);
  }
  
  .builder-tabs {
    flex-direction: column;
  }
  
  /* Footer Mobile */
  .footer-content {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }
  
  .footer-social {
    justify-content: center;
  }
  
  .footer-links {
    text-align: center;
  }
  
  /* Spacing Adjustments */
  section {
    padding: var(--space-xl) 0;
  }
  
  .section-header {
    margin-bottom: var(--space-xl);
  }
  
  .hero {
    padding: var(--space-xl) 0;
  }
  
  /* Form Elements Mobile */
  .form-group input,
  .form-group textarea {
    font-size: 16px; /* Prevents zoom on iOS */
  }
  
  .demo-controls {
    flex-direction: column;
  }
  
  /* Touch Targets */
  .btn,
  .card-btn,
  .tab-btn {
    min-height: 44px;
    touch-action: manipulation;
  }
  
  /* Code Block Mobile */
  .code-content {
    font-size: 12px;
    overflow-x: auto;
    white-space: pre-wrap;
    word-wrap: break-word;
  }
}

/* Tablet Styles (768px - 1024px) */
@media (min-width: 768px) and (max-width: 1024px) {
  /* Container */
  .container {
    padding: 0 var(--space-xl);
  }
  
  /* Hero Section Tablet */
  .hero-content {
    max-width: 600px;
  }
  
  .hero-visual {
    right: var(--space-xl);
  }
  
  .hero-image {
    max-width: 300px;
  }
  
  /* Grid Adjustments Tablet */
  .guide-grid,
  .tools-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .technologies-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  /* Navigation Tablet */
  .nav-links {
    gap: var(--space-md);
  }
  
  .nav-link {
    font-size: 14px;
  }
  
  /* Cards Tablet */
  .guide-card,
  .tool-card {
    padding: var(--space-xl);
  }
  
  /* Examples Tablet */
  .examples-tabs {
    gap: var(--space-md);
  }
  
  .tab-btn {
    font-size: 14px;
    padding: var(--space-sm) var(--space-lg);
  }
  
  /* Modal Tablet */
  .modal-content {
    width: 85%;
  }
  
  /* Footer Tablet */
  .footer-content {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* Large Desktop Styles (> 1280px) */
@media (min-width: 1281px) {
  /* Enhanced spacing for large screens */
  .container {
    max-width: 1400px;
  }
  
  .hero-content {
    max-width: 900px;
  }
  
  .section-title {
    font-size: 40px;
  }
  
  .hero-title {
    font-size: 56px;
  }
  
  .hero-subtitle {
    font-size: 28px;
  }
  
  /* Enhanced grid for large screens */
  .guide-grid,
  .tools-grid {
    grid-template-columns: repeat(4, 1fr);
  }
  
  .technologies-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  
  /* Enhanced cards */
  .guide-card,
  .tool-card,
  .tech-card {
    padding: var(--space-xl);
  }
  
  /* Enhanced typography */
  body {
    font-size: 18px;
  }
  
  .code-container {
    font-size: 15px;
  }
}

/* Extra Large Desktop (> 1600px) */
@media (min-width: 1601px) {
  .container {
    max-width: 1600px;
  }
  
  .hero-content {
    max-width: 1000px;
  }
  
  .guide-grid,
  .tools-grid {
    grid-template-columns: repeat(5, 1fr);
  }
  
  .technologies-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

/* Landscape Mobile Optimizations */
@media (max-width: 767px) and (orientation: landscape) {
  .hero {
    padding: var(--space-lg) 0;
  }
  
  .hero-title {
    font-size: 28px;
  }
  
  .hero-subtitle {
    font-size: 16px;
  }
  
  .hero-description {
    font-size: 16px;
  }
  
  .hero-visual {
    display: none; /* Hide hero image in landscape mobile */
  }
  
  section {
    padding: var(--space-lg) 0;
  }
}

/* High DPI Displays */
@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
  /* Enhance images and icons for high DPI displays */
  .nav-icon,
  .btn-icon,
  .tool-icon,
  .card-icon {
    image-rendering: -webkit-optimize-contrast;
    image-rendering: crisp-edges;
  }
}

/* Dark Mode Enhancements (already dark-first) */
@media (prefers-color-scheme: dark) {
  /* Additional dark mode adjustments if needed */
  :root {
    /* Already optimized for dark mode */
  }
}

/* Light Mode Support */
@media (prefers-color-scheme: light) {
  :root {
    /* Override dark theme for light mode preference */
    --neutral-950: #FAFAFA;
    --neutral-900: #FFFFFF;
    --neutral-800: #F3F4F6;
    --neutral-200: #374151;
    --neutral-50: #111827;
    --primary-500: #059669;
    --primary-700: #047857;
    --primary-100: #D1FAE5;
  }
  
  body {
    background: var(--neutral-950);
    color: var(--neutral-200);
  }
  
  .navbar {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
  }
  
  .guide-card,
  .tool-card,
  .tech-card,
  .modal-content {
    background: var(--neutral-900);
    border-color: var(--neutral-800);
  }
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  
  .hero-video video {
    display: none;
  }
  
  .hero-visual {
    opacity: 1;
  }
}

/* Print Optimizations */
@media print {
  .navbar,
  .nav-toggle,
  .hero-visual,
  .modal,
  .btn,
  .hero-actions {
    display: none !important;
  }
  
  .hero {
    padding: var(--space-lg) 0;
    min-height: auto;
  }
  
  .hero-content {
    max-width: 100%;
  }
  
  body {
    background: white;
    color: black;
    font-size: 12pt;
    line-height: 1.4;
  }
  
  h1, h2, h3, h4, h5, h6 {
    color: black;
    page-break-after: avoid;
  }
  
  .guide-card,
  .tool-card,
  .tech-card {
    background: white;
    border: 1px solid #ccc;
    page-break-inside: avoid;
    margin-bottom: var(--space-md);
  }
  
  .code-container {
    background: #f5f5f5;
    border: 1px solid #ccc;
    font-size: 10pt;
  }
  
  .section-header {
    page-break-after: avoid;
  }
  
  .footer {
    background: white;
    border-top: 1px solid #ccc;
    margin-top: var(--space-lg);
  }
}

/* Accessibility Enhancements */
@media (prefers-contrast: high) {
  :root {
    --neutral-950: #000000;
    --neutral-900: #1a1a1a;
    --neutral-800: #404040;
    --neutral-200: #ffffff;
    --neutral-50: #ffffff;
    --primary-500: #00ffff;
    --primary-700: #00cccc;
  }
  
  .btn,
  .card-btn,
  .tab-btn {
    border-width: 2px;
  }
  
  .guide-card,
  .tool-card,
  .tech-card {
    border-width: 2px;
  }
  
  .modal-content {
    border-width: 2px;
  }
}

/* Focus Management for Mobile */
@media (max-width: 767px) {
  .btn:focus,
  .card-btn:focus,
  .tab-btn:focus,
  .nav-link:focus {
    outline: 3px solid var(--primary-500);
    outline-offset: 2px;
  }
  
  /* Ensure focus is visible */
  *:focus {
    outline: 2px solid var(--primary-500);
    outline-offset: 2px;
  }
}

/* Custom Scrollbar for Webkit Browsers */
@media (min-width: 768px) {
  ::-webkit-scrollbar {
    width: 12px;
  }
  
  ::-webkit-scrollbar-track {
    background: var(--neutral-950);
  }
  
  ::-webkit-scrollbar-thumb {
    background: var(--neutral-700);
    border-radius: 6px;
    border: 2px solid var(--neutral-950);
  }
  
  ::-webkit-scrollbar-thumb:hover {
    background: var(--primary-500);
  }
  
  ::-webkit-scrollbar-corner {
    background: var(--neutral-950);
  }
}

/* Selection Styling */
::selection {
  background: var(--primary-500);
  color: var(--neutral-950);
}

::-moz-selection {
  background: var(--primary-500);
  color: var(--neutral-950);
}

/* Smooth Scrolling (only if not reduced motion) */
@media (prefers-reduced-motion: no-preference) {
  html {
    scroll-behavior: smooth;
  }
}

/* Loading States for Mobile */
@media (max-width: 767px) {
  .loading-spinner {
    width: 32px;
    height: 32px;
    border-width: 3px;
  }
  
  .loading-dots span {
    width: 12px;
    height: 12px;
  }
}

/* Touch Gestures Support */
@media (hover: none) and (pointer: coarse) {
  /* Increase touch targets */
  .btn,
  .card-btn,
  .tab-btn,
  .nav-link {
    min-height: 48px;
    min-width: 48px;
  }
  
  /* Improve tap targets */
  .interactive-list li {
    padding: var(--space-lg);
  }
  
  /* Remove hover effects on touch devices */
  .guide-card:hover,
  .tool-card:hover,
  .tech-card:hover {
    transform: none;
    box-shadow: none;
  }
}

/* Landscape Tablet Optimizations */
@media (min-width: 768px) and (max-width: 1024px) and (orientation: landscape) {
  .hero {
    padding: var(--space-lg) 0;
  }
  
  .hero-content {
    max-width: 70%;
  }
  
  .hero-visual {
    max-width: 25%;
  }
  
  .guide-grid,
  .tools-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* Narrow Desktop (< 1200px) */
@media (min-width: 1024px) and (max-width: 1199px) {
  .container {
    max-width: 1100px;
  }
  
  .guide-grid,
  .tools-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  
  .technologies-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}