/* ترجمة الفوري - Optimized CSS with Non-blocking Fonts */

/* Non-blocking font loading */
@font-face {
  font-family: 'Cairo';
  font-style: normal;
  font-weight: 400;
  font-display: swap; /* Non-blocking font loading */
  src: url('https://fonts.gstatic.com/s/cairo/v28/SLXgc1nY6HkvalIhTp2mxdt0UX8.woff2') format('woff2');
  unicode-range: U+0600-06FF, U+200C-200D, U+2010-2011, U+204F, U+2E41, U+FB50-FDFF, U+FE80-FEFC;
}

@font-face {
  font-family: 'Cairo';
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url('https://fonts.gstatic.com/s/cairo/v28/SLXgc1nY6HkvalIkQp2mxdt0UX8.woff2') format('woff2');
  unicode-range: U+0600-06FF, U+200C-200D, U+2010-2011, U+204F, U+2E41, U+FB50-FDFF, U+FE80-FEFC;
}

/* Fallback system fonts for fast initial render */
:root {
  --font-body: 'Cairo', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  --font-heading: 'Cairo', 'Segoe UI', sans-serif;

  /* Color variables for consistent theming */
  --primary: #1e40af;
  --primary-dark: #1e3a8a;
  --secondary: #059669;
  --accent: #d97706;
  --text: #111827;
  --text-light: #6b7280;
  --bg: #ffffff;
  --bg-alt: #f9fafb;
  --border: #e5e7eb;

  /* Spacing scale */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-12: 3rem;
  --space-16: 4rem;

  /* Design tokens */
  --radius: 0.5rem;
  --shadow: 0 1px 3px 0 rgb(0 0 0 / 0.1);
  --transition: 0.2s ease-in-out;
}

/* Base styles with font fallbacks */
html {
  font-size: 16px;
  line-height: 1.6;
  direction: rtl;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  color: var(--text);
  background-color: var(--bg);
  margin: 0;
  padding: 0;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Performance optimized styles */
* {
  box-sizing: border-box;
}

img {
  max-width: 100%;
  height: auto;
  loading: lazy; /* Native lazy loading */
}

/* Skip link for accessibility */
.skip-to-main {
  position: absolute;
  top: -40px;
  left: 6px;
  background: var(--primary);
  color: white;
  padding: 8px;
  text-decoration: none;
  border-radius: var(--radius);
  z-index: 1000;
}

.skip-to-main:focus {
  top: 6px;
}

/* Layout */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-4);
}

.container-sm {
  max-width: 768px;
  margin: 0 auto;
  padding: 0 var(--space-4);
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 600;
  line-height: 1.2;
  margin: 0 0 var(--space-4) 0;
  color: var(--text);
}

h1 { font-size: clamp(2rem, 5vw, 2.5rem); }
h2 { font-size: clamp(1.5rem, 4vw, 2rem); }
h3 { font-size: clamp(1.25rem, 3vw, 1.5rem); }

p {
  margin: 0 0 var(--space-4) 0;
  line-height: 1.7;
}

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

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

/* Focus management */
*:focus {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
}

/* Header */
.header {
  background: var(--bg);
  border-bottom: 1px solid var(--border);
  padding: var(--space-4) 0;
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(8px);
}

.header-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
}

.logo {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary);
  text-decoration: none;
}

/* Navigation */
.nav {
  display: flex;
  gap: var(--space-4);
  align-items: center;
}

.nav a {
  font-weight: 500;
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius);
  transition: background-color var(--transition);
  min-height: 44px; /* Touch target */
  display: flex;
  align-items: center;
}

.nav a:hover, .nav a:focus {
  background-color: var(--bg-alt);
  text-decoration: none;
}

/* Mobile menu */
.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
  padding: var(--space-2);
  color: var(--text);
  min-height: 44px;
  min-width: 44px;
}

@media (max-width: 768px) {
  .mobile-menu-btn {
    display: flex;
    align-items: center;
    justify-content: center;
  }

  .nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--bg);
    border: 1px solid var(--border);
    flex-direction: column;
    padding: var(--space-4);
    gap: var(--space-2);
  }

  .nav.open {
    display: flex;
  }
}

/* Content sections */
.content {
  padding: var(--space-8) 0;
}

.content h2 {
  color: var(--primary);
  border-bottom: 2px solid var(--border);
  padding-bottom: var(--space-2);
  margin-bottom: var(--space-6);
}

/* External links */
.external-links {
  background: var(--bg-alt);
  padding: var(--space-6);
  border-radius: var(--radius);
  margin: var(--space-8) 0;
  border-right: 4px solid var(--secondary);
}

.external-links h3 {
  color: var(--secondary);
  margin-bottom: var(--space-4);
}

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

.external-links li {
  margin-bottom: var(--space-3);
}

.external-links a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-3);
  background: var(--bg);
  border-radius: var(--radius);
  transition: background-color var(--transition);
  min-height: 44px;
}

.external-links a:hover {
  background-color: #f0f9ff;
  text-decoration: none;
}

.external-links a::after {
  content: "↗";
  font-size: 0.875rem;
  opacity: 0.6;
}

/* Social sharing */
.social-share {
  display: flex;
  gap: var(--space-2);
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  margin: var(--space-8) 0;
}

.social-btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius);
  color: white;
  font-size: 0.875rem;
  text-decoration: none;
  transition: opacity var(--transition);
  min-height: 36px;
}

.social-btn:hover {
  opacity: 0.8;
  text-decoration: none;
  color: white;
}

.social-btn.facebook { background-color: #1877f2; }
.social-btn.twitter { background-color: #1da1f2; }
.social-btn.whatsapp { background-color: #25d366; }
.social-btn.telegram { background-color: #0088cc; }

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-3) var(--space-6);
  font-size: 1rem;
  font-weight: 500;
  border: 1px solid transparent;
  border-radius: var(--radius);
  cursor: pointer;
  transition: all var(--transition);
  text-decoration: none;
  font-family: inherit;
  min-height: 44px;
}

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

.btn-primary:hover {
  background-color: var(--primary-dark);
  color: white;
  text-decoration: none;
}

/* Footer */
.footer {
  background: var(--text);
  color: white;
  padding: var(--space-12) 0 var(--space-6);
  margin-top: var(--space-16);
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--space-8);
  margin-bottom: var(--space-8);
}

.footer-section h4 {
  color: var(--accent);
  margin-bottom: var(--space-4);
}

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

.footer-section li {
  margin-bottom: var(--space-2);
}

.footer-section a {
  color: #d1d5db;
  text-decoration: none;
  transition: color var(--transition);
}

.footer-section a:hover {
  color: white;
}

.footer-bottom {
  text-align: center;
  padding-top: var(--space-6);
  border-top: 1px solid #374151;
  color: #9ca3af;
}

/* Accessibility improvements */
@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* Performance optimizations */
@media print {
  .header, .footer, .social-share, .mobile-menu-btn {
    display: none !important;
  }

  body {
    background: white !important;
    color: black !important;
  }
}

/* Critical CSS for above-the-fold content */
.hero {
  background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
  color: white;
  padding: var(--space-16) 0;
  text-align: center;
}

.hero h1 {
  color: white;
  margin-bottom: var(--space-4);
}

.hero p {
  font-size: 1.125rem;
  opacity: 0.9;
  max-width: 600px;
  margin: 0 auto var(--space-8);
}

/* Responsive design */
@media (max-width: 768px) {
  .container {
    padding: 0 var(--space-3);
  }

  .content {
    padding: var(--space-6) 0;
  }
}