/* Reset and Base Styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: "Cairo", "Inter", sans-serif;
  line-height: 1.6;
  color: #333;
  overflow-x: hidden;
}

/* Arabic RTL Support */
[dir="rtl"] {
  text-align: right;
}

[dir="ltr"] {
  text-align: left;
}

/* Container */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* Navigation */
.navbar {
  position: fixed;
  top: 0;
  width: 100%;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
  z-index: 1000;
  transition: all 0.3s ease;
}

.nav-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 2rem;
  max-width: 1200px;
  margin: 0 auto;
}

.nav-logo h2 {
  font-size: 1.8rem;
  font-weight: 700;
  color: #2563eb;
  margin-bottom: 0.2rem;
}

.logo-subtitle {
  font-size: 0.9rem;
  color: #64748b;
  font-weight: 400;
}

.nav-menu {
  display: flex;
  list-style: none;
  gap: 2rem;
}

.nav-link {
  text-decoration: none;
  color: #334155;
  font-weight: 500;
  font-size: 1rem;
  transition: all 0.3s ease;
  position: relative;
}

.nav-link:hover {
  color: #2563eb;
}

.nav-link::after {
  content: "";
  position: absolute;
  bottom: -5px;
  left: 0;
  width: 0;
  height: 2px;
  background: linear-gradient(135deg, #2563eb, #3b82f6);
  transition: width 0.3s ease;
}

.nav-link:hover::after {
  width: 100%;
}

.nav-extras {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.language-switcher {
  display: flex;
  background: #f1f5f9;
  border-radius: 25px;
  padding: 0.3rem;
}

.lang-btn {
  background: none;
  border: none;
  padding: 0.5rem 1rem;
  border-radius: 20px;
  cursor: pointer;
  transition: all 0.3s ease;
  font-weight: 500;
  color: #64748b;
}

.lang-btn.active {
  background: linear-gradient(
    135deg,
    rgb(102, 126, 234) 0%,
    rgb(118, 75, 162) 100%
  );
  color: white;
  box-shadow: 0 2px 8px rgba(37, 99, 235, 0.3);
}

.hamburger {
  display: none;
  flex-direction: column;
  cursor: pointer;
}

.bar {
  width: 25px;
  height: 3px;
  background: #334155;
  margin: 3px 0;
  transition: 0.3s;
  border-radius: 2px;
}

/* Hero Section */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  position: relative;
  overflow: hidden;
  padding-top: 80px;
}

.hero-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
  z-index: 2;
}

.hero-content {
  color: white;
}

.hero-title {
  font-size: 3.5rem;
  font-weight: 900;
  line-height: 1.2;
  margin-bottom: 1.5rem;
  animation: fadeInUp 1s ease-out;
}

.hero-subtitle {
  font-size: 1.3rem;
  line-height: 1.8;
  margin-bottom: 2.5rem;
  opacity: 0.95;
  animation: fadeInUp 1s ease-out 0.2s both;
}

.hero-buttons {
  display: flex;
  gap: 1.5rem;
  animation: fadeInUp 1s ease-out 0.4s both;
}

.btn {
  display: inline-block;
  padding: 1rem 2rem;
  border-radius: 50px;
  text-decoration: none;
  font-weight: 600;
  font-size: 1.1rem;
  transition: all 0.3s ease;
  border: none;
  cursor: pointer;
}

.btn-primary {
  background: linear-gradient(135deg, #3b82f6, #2563eb);
  color: white;
  box-shadow: 0 4px 15px rgba(59, 130, 246, 0.4);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(59, 130, 246, 0.6);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.2);
  color: white;
  border: 2px solid rgba(255, 255, 255, 0.3);
  backdrop-filter: blur(10px);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.3);
  transform: translateY(-2px);
}

.hero-visual {
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero-animation {
  position: relative;
  width: 400px;
  height: 400px;
}

.floating-card {
  position: absolute;
  background: rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 20px;
  padding: 1.5rem;
  color: white;
  text-align: center;
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
  animation: float 6s ease-in-out infinite;
}

.floating-card i {
  font-size: 2rem;
  margin-bottom: 0.5rem;
  display: block;
}

.floating-card:nth-child(1) {
  top: 0;
  left: 0;
  animation-delay: 0s;
}

.floating-card:nth-child(2) {
  top: 0;
  right: 0;
  animation-delay: 1.5s;
}

.floating-card:nth-child(3) {
  bottom: 0;
  left: 0;
  animation-delay: 3s;
}

.floating-card:nth-child(4) {
  bottom: 0;
  right: 0;
  animation-delay: 4.5s;
}

.hero-shapes {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  overflow: hidden;
  z-index: 1;
}

.shape {
  position: absolute;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 50%;
}

.shape-1 {
  width: 100px;
  height: 100px;
  top: 20%;
  left: 10%;
  animation: float 8s ease-in-out infinite;
}

.shape-2 {
  width: 150px;
  height: 150px;
  top: 60%;
  right: 15%;
  animation: float 10s ease-in-out infinite reverse;
}

.shape-3 {
  width: 80px;
  height: 80px;
  bottom: 20%;
  left: 20%;
  animation: float 12s ease-in-out infinite;
}

/* Section Styles */
section {
  padding: 5rem 0;
}

.section-header {
  text-align: center;
  margin-bottom: 4rem;
}

.section-title {
  font-size: 2.8rem;
  font-weight: 700;
  color: #1e293b;
  margin-bottom: 1rem;
  position: relative;
}

.section-title::after {
  content: "";
  position: absolute;
  bottom: -10px;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 4px;
  background: linear-gradient(135deg, #2563eb, #3b82f6);
  border-radius: 2px;
}

.section-subtitle {
  font-size: 1.2rem;
  color: #64748b;
  max-width: 600px;
  margin: 0 auto;
  line-height: 1.8;
}

/* Services Section */
.services {
  background: #f8fafc;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 2rem;
}

.service-card {
  background: white;
  padding: 2.5rem;
  border-radius: 20px;
  box-shadow: 0 4px 25px rgba(0, 0, 0, 0.08);
  transition: all 0.3s ease;
  border: 1px solid #e2e8f0;
}

.service-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.service-icon {
  width: 80px;
  height: 80px;
  background: linear-gradient(135deg, #2563eb, #3b82f6);
  border-radius: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
}

.service-icon i {
  font-size: 2rem;
  color: white;
}

.service-card h3 {
  font-size: 1.5rem;
  font-weight: 600;
  color: #1e293b;
  margin-bottom: 1rem;
}

.service-card p {
  color: #64748b;
  line-height: 1.8;
  margin-bottom: 1.5rem;
}

.service-features {
  list-style: none;
}

.service-features li {
  padding: 0.5rem 0;
  color: #475569;
  position: relative;
  padding-left: 1.5rem;
}

.service-features li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: #10b981;
  font-weight: bold;
}

/* About Section */
.about-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.about-description {
  font-size: 1.1rem;
  color: #64748b;
  line-height: 1.8;
  margin-bottom: 2rem;
}

.about-features {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.feature-item {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.feature-icon {
  width: 60px;
  height: 60px;
  background: linear-gradient(135deg, #2563eb, #3b82f6);
  border-radius: 15px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.feature-icon i {
  font-size: 1.5rem;
  color: white;
}

.feature-content h4 {
  font-size: 1.2rem;
  font-weight: 600;
  color: #1e293b;
  margin-bottom: 0.3rem;
}

.feature-content p {
  color: #64748b;
}

.stats-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
}

.stat-item {
  text-align: center;
  padding: 2rem;
  background: linear-gradient(135deg, #2563eb, #3b82f6);
  border-radius: 20px;
  color: white;
  box-shadow: 0 10px 30px rgba(37, 99, 235, 0.3);
}

.stat-number {
  font-size: 3rem;
  font-weight: 900;
  margin-bottom: 0.5rem;
}

.stat-label {
  font-size: 1rem;
  opacity: 0.9;
}

/* Portfolio Section */
.portfolio {
  background: #f8fafc;
}

.portfolio-filters {
  display: flex;
  justify-content: center;
  gap: 1rem;
  margin-bottom: 3rem;
  flex-wrap: wrap;
}

.filter-btn {
  background: white;
  border: 2px solid #e2e8f0;
  padding: 0.8rem 1.5rem;
  border-radius: 25px;
  cursor: pointer;
  transition: all 0.3s ease;
  font-weight: 500;
  color: #64748b;
}

.filter-btn.active,
.filter-btn:hover {
  background: #2563eb;
  border-color: #2563eb;
  color: white;
  transform: translateY(-2px);
}

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 2rem;
}

.portfolio-item {
  background: white;
  border-radius: 20px;
  overflow: hidden;
  box-shadow: 0 4px 25px rgba(0, 0, 0, 0.08);
  transition: all 0.3s ease;
}

.portfolio-item:hover {
  transform: translateY(-10px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.portfolio-image {
  height: 250px;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
}

.portfolio-placeholder {
  text-align: center;
}

.portfolio-placeholder i {
  font-size: 4rem;
  margin-bottom: 1rem;
  opacity: 0.8;
}

.portfolio-placeholder h4 {
  font-size: 1.3rem;
  font-weight: 600;
}

.portfolio-content {
  padding: 2rem;
}

.portfolio-content h3 {
  font-size: 1.4rem;
  font-weight: 600;
  color: #1e293b;
  margin-bottom: 0.8rem;
}

.portfolio-content p {
  color: #64748b;
  line-height: 1.6;
  margin-bottom: 1.5rem;
}

.portfolio-tech {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.portfolio-tech span {
  background: #e0f2fe;
  color: #0369a1;
  padding: 0.3rem 0.8rem;
  border-radius: 15px;
  font-size: 0.85rem;
  font-weight: 500;
}

/* Contact Section */
.contact-info-centered {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 3rem;
  max-width: 1090px;
  margin: 0 auto;
  justify-items: center;
}

.contact-item {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  background: white;
  padding: 2rem;
  border-radius: 20px;
  box-shadow: 0 4px 25px rgba(0, 0, 0, 0.08);
  transition: all 0.3s ease;
  width: 100%;
  max-width: 400px;
}

.contact-item:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 35px rgba(0, 0, 0, 0.12);
}

.contact-icon {
  width: 70px;
  height: 70px;
  background: linear-gradient(135deg, #2563eb, #3b82f6);
  border-radius: 15px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.contact-icon i {
  font-size: 1.8rem;
  color: white;
}

.contact-details h4 {
  font-size: 1.2rem;
  font-weight: 600;
  color: #1e293b;
  margin-bottom: 0.5rem;
}

.contact-details p {
  color: #64748b;
  font-size: 1rem;
}

/* Footer */
.footer {
  background: #1e293b;
  color: white;
  padding: 3rem 0 1rem;
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
  margin-bottom: 2rem;
}

.footer-logo h3 {
  font-size: 1.8rem;
  font-weight: 700;
  color: #3b82f6;
  margin-bottom: 0.5rem;
}

.footer-logo span {
  color: #94a3b8;
  font-size: 0.9rem;
}

.footer-section p {
  color: #94a3b8;
  line-height: 1.8;
  margin-top: 1rem;
}

.footer-section h4 {
  font-size: 1.2rem;
  font-weight: 600;
  margin-bottom: 1rem;
  color: white;
}

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

.footer-section ul li {
  margin-bottom: 0.5rem;
}

.footer-section ul li a {
  color: #94a3b8;
  text-decoration: none;
  transition: all 0.3s ease;
}

.footer-section ul li a:hover {
  color: #3b82f6;
}

.footer-contact p {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.8rem;
  color: #94a3b8;
}

.footer-contact i {
  color: #3b82f6;
  width: 20px;
}

.footer-bottom {
  border-top: 1px solid #334155;
  padding-top: 2rem;
  text-align: center;
  color: #94a3b8;
}

/* Back to Top Button */
.back-to-top {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  width: 50px;
  height: 50px;
  background: linear-gradient(135deg, #2563eb, #3b82f6);
  color: white;
  border: none;
  border-radius: 50%;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
  z-index: 1000;
}

.back-to-top.show {
  opacity: 1;
  visibility: visible;
}

.back-to-top:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 20px rgba(37, 99, 235, 0.4);
}

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

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

/* Responsive Design */
@media (max-width: 768px) {
  .hamburger {
    display: flex;
  }

  .nav-menu {
    position: fixed;
    left: -100%;
    top: 70px;
    flex-direction: column;
    background-color: white;
    width: 100%;
    text-align: center;
    transition: 0.3s;
    box-shadow: 0 10px 27px rgba(0, 0, 0, 0.05);
    padding: 2rem 0;
  }

  .nav-menu.active {
    left: 0;
  }

  .hero-container {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 2rem;
  }

  .hero-title {
    font-size: 2.5rem;
  }

  .hero-buttons {
    justify-content: center;
    flex-wrap: wrap;
  }

  .about-content,
  .contact-info-centered {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .stats-container {
    grid-template-columns: 1fr;
  }

  .services-grid,
  .portfolio-grid {
    grid-template-columns: 1fr;
  }

  .floating-card {
    position: relative;
    margin: 1rem;
  }

  .hero-animation {
    width: 100%;
    height: auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
  }
}

@media (max-width: 480px) {
  .hero-title {
    font-size: 2rem;
  }

  .section-title {
    font-size: 2rem;
  }

  .nav-container {
    padding: 1rem;
  }

  .hero-animation {
    grid-template-columns: 1fr;
  }
}

/* RTL Specific Styles */
[dir="rtl"] .nav-link::after {
  right: 0;
  left: auto;
}

[dir="rtl"] .service-features li {
  padding-right: 1.5rem;
  padding-left: 0;
}

[dir="rtl"] .service-features li::before {
  right: 0;
  left: auto;
}

[dir="rtl"] .back-to-top {
  left: 2rem;
  right: auto;
}

/* Language transition */
.fade-transition {
  opacity: 0.7;
  transition: opacity 0.3s ease;
}

/* Portfolio filter animation */
.portfolio-item {
  opacity: 1;
  transform: scale(1);
  transition: all 0.5s ease;
}

.portfolio-item.hidden {
  opacity: 0;
  transform: scale(0.8);
  pointer-events: none;
}

/* Smooth scrolling enhancement */
html {
  scroll-padding-top: 80px;
}

/* Focus styles for accessibility */
button:focus,
input:focus,
select:focus,
textarea:focus,
a:focus {
  outline: 2px solid #3b82f6;
  outline-offset: 2px;
}

/* High contrast mode support */
@media (prefers-contrast: high) {
  .hero {
    background: #000;
    color: #fff;
  }

  .btn-primary {
    background: #0000ff;
    border: 2px solid #fff;
  }

  .service-card {
    border: 2px solid #000;
  }
}