@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap');

:root {
  --primary-blue: #0052FF;
  --primary-dark: #001E3C;
  --secondary-blue: #1652F0;
  --light-blue: #E8F4FD;
  --accent-purple: #5B5FEE;
  --text-primary: #0A0B0D;
  --text-secondary: #5B616E;
  --text-white: #FFFFFF;
  --background-light: #FFFFFF;
  --background-gray: #F4F6F8;
  --border-gray: #E0E3E8;
  --success-green: #05B169;
  --gradient-primary: linear-gradient(135deg, #0052FF 0%, #5B5FEE 100%);
  --gradient-hero: linear-gradient(180deg, #F4F6F8 0%, #FFFFFF 100%);
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.08);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.12);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.16);
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  line-height: 1.6;
  color: var(--text-primary);
  background-color: var(--background-light);
  overflow-x: hidden;
}

.container {
  width: 90%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

header {
  background: var(--background-light);
  padding: 1.5rem 0;
  position: sticky;
  top: 0;
  z-index: 1000;
  border-bottom: 1px solid var(--border-gray);
  backdrop-filter: blur(10px);
  background: rgba(255, 255, 255, 0.95);
}

nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

nav .logo {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--primary-blue);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 8px;
}

.logo-container {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.logo-text {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--primary-blue);
}

.logo-tagline {
  font-size: 0.65rem;
  font-weight: 400;
  color: var(--text-secondary);
  letter-spacing: 0.5px;
  text-align: left;
}

nav ul {
  list-style: none;
  display: flex;
  align-items: center;
  gap: 2rem;
}

nav a {
  color: var(--text-primary);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.95rem;
  transition: color 0.3s ease;
}

nav a:hover {
  color: var(--primary-blue);
}

.mobile-menu-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
  color: var(--text-primary);
  padding: 8px;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.main-container {
  width: 90%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 20px;
}

.language-selector {
  position: relative;
  display: inline-block;
}

.language-btn {
  background: none;
  border: 1px solid var(--border-gray);
  color: var(--text-primary);
  padding: 8px 16px;
  border-radius: 8px;
  cursor: pointer;
  font-size: 0.9rem;
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: 8px;
  transition: all 0.3s ease;
}

.language-btn:hover {
  background: var(--background-gray);
  border-color: var(--primary-blue);
}

.language-dropdown {
  position: absolute;
  top: 100%;
  right: 0;
  margin-top: 8px;
  background: var(--background-light);
  border: 1px solid var(--border-gray);
  border-radius: 8px;
  box-shadow: var(--shadow-md);
  min-width: 150px;
  display: none;
  z-index: 1000;
}

.language-dropdown.active {
  display: block;
}

.language-dropdown a {
  display: block;
  padding: 12px 16px;
  color: var(--text-primary);
  text-decoration: none;
  transition: background 0.2s ease;
  font-size: 0.9rem;
}

.language-dropdown a:hover {
  background: var(--background-gray);
}

.language-dropdown a:first-child {
  border-radius: 8px 8px 0 0;
}

.language-dropdown a:last-child {
  border-radius: 0 0 8px 8px;
}

.language-dropdown a.active {
  background: var(--light-blue);
  color: var(--primary-blue);
  font-weight: 600;
}

.btn {
  display: inline-block;
  padding: 12px 28px;
  font-weight: 600;
  font-size: 0.95rem;
  text-decoration: none;
  border-radius: 8px;
  transition: all 0.3s ease;
  border: none;
  cursor: pointer;
}

.btn-primary {
  background: var(--primary-blue);
  color: var(--text-white);
  box-shadow: var(--shadow-sm);
}

.btn-primary:hover {
  background: var(--secondary-blue);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-secondary {
  background: transparent;
  color: var(--primary-blue);
  border: 2px solid var(--primary-blue);
}

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

.btn-large {
  padding: 16px 40px;
  font-size: 1.1rem;
}

.hero-section {
  background: var(--gradient-hero);
  padding: 100px 0 120px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.hero-section::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, rgba(0, 82, 255, 0.1) 0%, transparent 70%);
  animation: pulse 15s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(-5%, -5%) scale(1.1); }
}

.hero-content {
  position: relative;
  z-index: 1;
}

.hero-badge {
  display: inline-block;
  padding: 8px 16px;
  background: var(--light-blue);
  color: var(--primary-blue);
  border-radius: 20px;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 24px;
  animation: fadeInUp 0.6s ease-out;
}

.hero-title {
  font-size: 4rem;
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 24px;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: fadeInUp 0.6s ease-out 0.2s both;
}

.hero-subtitle {
  font-size: 1.5rem;
  color: var(--text-secondary);
  margin-bottom: 40px;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.6;
  animation: fadeInUp 0.6s ease-out 0.4s both;
}

.hero-cta {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
  animation: fadeInUp 0.6s ease-out 0.6s both;
}

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

.rationale-section {
  padding: 100px 0;
  background: var(--background-light);
}

.section-title {
  font-size: 3rem;
  font-weight: 800;
  text-align: center;
  margin-bottom: 24px;
  color: var(--text-primary);
}

.section-subtitle {
  font-size: 1.25rem;
  color: var(--text-secondary);
  text-align: center;
  max-width: 800px;
  margin: 0 auto 60px;
  line-height: 1.8;
}

.rationale-card {
  background: linear-gradient(135deg, rgba(0, 82, 255, 0.05) 0%, rgba(91, 95, 238, 0.05) 100%);
  border-radius: 24px;
  padding: 60px;
  margin: 0 auto;
  max-width: 900px;
  border: 1px solid var(--border-gray);
  box-shadow: var(--shadow-lg);
}

.rationale-card p {
  font-size: 1.15rem;
  line-height: 2;
  color: var(--text-primary);
  margin-bottom: 24px;
  text-align: justify;
}

.rationale-card .highlight {
  color: var(--primary-blue);
  font-weight: 600;
}

.features-section {
  padding: 100px 0;
  background: var(--background-gray);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 32px;
  margin-top: 60px;
}

.feature-card {
  background: var(--background-light);
  border-radius: 16px;
  padding: 40px;
  text-align: center;
  transition: all 0.3s ease;
  border: 1px solid var(--border-gray);
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--gradient-primary);
  transform: scaleX(0);
  transition: transform 0.3s ease;
}

.feature-card:hover::before {
  transform: scaleX(1);
}

.feature-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
}

.feature-icon {
  width: 80px;
  height: 80px;
  margin: 0 auto 24px;
  background: var(--gradient-primary);
  border-radius: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.5rem;
}

.feature-card h3 {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 16px;
  color: var(--text-primary);
}

.feature-card p {
  font-size: 1rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

.how-it-works-section {
  padding: 100px 0;
  background: var(--background-light);
}

.steps-container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 40px;
  margin-top: 60px;
}

.step {
  text-align: center;
  position: relative;
}

.step-number {
  width: 60px;
  height: 60px;
  background: var(--gradient-primary);
  color: var(--text-white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  font-weight: 700;
  margin: 0 auto 24px;
}

.step h3 {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 12px;
  color: var(--text-primary);
}

.step p {
  color: var(--text-secondary);
  line-height: 1.6;
}

.trust-section {
  padding: 100px 0;
  background: var(--primary-dark);
  color: var(--text-white);
  text-align: center;
}

.trust-section .section-title {
  color: var(--text-white);
}

.trust-section .section-subtitle {
  color: rgba(255, 255, 255, 0.8);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 48px;
  margin-top: 60px;
}

.stat {
  text-align: center;
}

.stat-number {
  font-size: 3rem;
  font-weight: 800;
  background: linear-gradient(135deg, #FFFFFF 0%, #A0D4FF 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 8px;
}

.stat-label {
  font-size: 1rem;
  color: rgba(255, 255, 255, 0.8);
}

.cta-section {
  padding: 100px 0;
  background: var(--gradient-primary);
  color: var(--text-white);
  text-align: center;
}

.cta-section h2 {
  font-size: 2.5rem;
  font-weight: 800;
  margin-bottom: 24px;
}

.cta-section p {
  font-size: 1.25rem;
  margin-bottom: 40px;
  opacity: 0.95;
}

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

.btn-white:hover {
  background: var(--background-gray);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
}

footer {
  background: var(--primary-dark);
  color: rgba(255, 255, 255, 0.8);
  padding: 60px 0 30px;
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 40px;
  margin-bottom: 40px;
}

.footer-section h3 {
  color: var(--text-white);
  font-size: 1.1rem;
  margin-bottom: 16px;
}

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

.footer-section ul li {
  margin-bottom: 12px;
}

.footer-section a {
  color: rgba(255, 255, 255, 0.8);
  text-decoration: none;
  transition: color 0.3s ease;
}

.footer-section a:hover {
  color: var(--text-white);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 30px;
  text-align: center;
  font-size: 0.9rem;
}

@media (max-width: 768px) {
  .hero-title {
    font-size: 2.5rem;
  }

  .hero-subtitle {
    font-size: 1.2rem;
  }

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

  .rationale-card {
    padding: 40px 30px;
  }

  .mobile-menu-toggle {
    display: block;
  }

  .nav-menu {
    position: fixed;
    top: 80px;
    left: 0;
    right: 0;
    background: var(--background-light);
    flex-direction: column;
    gap: 0;
    padding: 20px;
    box-shadow: var(--shadow-lg);
    transform: translateY(-100%);
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    z-index: 999;
    border-top: 1px solid var(--border-gray);
  }

  .nav-menu.active {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }

  .nav-menu li {
    width: 100%;
    padding: 12px 0;
    border-bottom: 1px solid var(--border-gray);
  }

  .nav-menu li:last-child {
    border-bottom: none;
  }

  .nav-menu a {
    display: block;
    padding: 8px 0;
  }

  .nav-menu .btn {
    width: 100%;
    text-align: center;
    margin-top: 8px;
  }

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

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

  .btn-large {
    padding: 14px 32px;
    font-size: 1rem;
  }
}

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

[dir="rtl"] .logo-tagline {
  padding-left: 0;
  padding-right: 32px;
}

[dir="rtl"] .nav-menu {
  flex-direction: row-reverse;
}

[dir="rtl"] .hero-cta {
  flex-direction: row-reverse;
}

[dir="rtl"] .language-dropdown {
  right: auto;
  left: 0;
}

[dir="rtl"] .rationale-card p {
  text-align: right;
}

[dir="rtl"] .feature-icon,
[dir="rtl"] .step {
  text-align: center;
}

[dir="rtl"] .footer-content {
  direction: rtl;
}