/* 
 * Alkhataba SEO Landing Pages - Premium Stylesheet
 * Modern, dark theme with glassmorphism effects
 * RTL support for Arabic
 */

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

/* CSS Variables - Design Tokens */
:root {
  /* Colors */
  --primary: #7C3AED;
  --primary-light: #A78BFA;
  --primary-dark: #5B21B6;
  --secondary: #EC4899;
  --accent: #F59E0B;
  
  /* Backgrounds */
  --bg-dark: #0A0A0F;
  --bg-surface: #1A1A2E;
  --bg-card: rgba(26, 26, 46, 0.8);
  --bg-glass: rgba(255, 255, 255, 0.05);
  
  /* Text */
  --text-primary: #FFFFFF;
  --text-secondary: rgba(255, 255, 255, 0.7);
  --text-muted: rgba(255, 255, 255, 0.5);
  
  /* Gradients */
  --gradient-primary: linear-gradient(135deg, #7C3AED 0%, #EC4899 100%);
  --gradient-bg: linear-gradient(135deg, #0A0A0F 0%, #1A1A2E 50%, #0A0A0F 100%);
  --gradient-glass: linear-gradient(135deg, rgba(255,255,255,0.1) 0%, rgba(255,255,255,0.05) 100%);
  
  /* Shadows */
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.5);
  --shadow-glow: 0 0 30px rgba(124, 58, 237, 0.3);
  
  /* Borders */
  --border-glass: 1px solid rgba(255, 255, 255, 0.1);
  --border-radius: 16px;
  --border-radius-lg: 24px;
  
  /* Spacing */
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 2rem;
  --space-xl: 3rem;
  --space-2xl: 4rem;
  
  /* Typography */
  --font-ar: 'Tajawal', sans-serif;
  --font-en: 'Inter', sans-serif;
  
  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s ease;
  --transition-slow: 0.5s ease;
}

/* Reset & Base */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-ar);
  background: var(--gradient-bg);
  color: var(--text-primary);
  line-height: 1.6;
  min-height: 100vh;
  overflow-x: hidden;
}

/* RTL Support */
[dir="rtl"] body {
  font-family: var(--font-ar);
}

[dir="ltr"] body {
  font-family: var(--font-en);
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: var(--space-md);
}

h1 {
  font-size: clamp(2.5rem, 5vw, 4rem);
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

h2 {
  font-size: clamp(2rem, 4vw, 3rem);
}

h3 {
  font-size: clamp(1.5rem, 3vw, 2rem);
}

p {
  margin-bottom: var(--space-sm);
  color: var(--text-secondary);
}

a {
  color: var(--primary-light);
  text-decoration: none;
  transition: color var(--transition-fast);
}

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

/* Container */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-md);
}

/* Header / Navigation */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: var(--space-sm) 0;
  background: rgba(10, 10, 15, 0.8);
  backdrop-filter: blur(20px);
  border-bottom: var(--border-glass);
}

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

.logo {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.logo img {
  height: 40px;
  width: auto;
}

.logo-text {
  font-size: 1.5rem;
  font-weight: 800;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
  list-style: none;
}

.nav-links a {
  color: var(--text-secondary);
  font-weight: 500;
  transition: color var(--transition-fast);
}

.nav-links a:hover {
  color: var(--text-primary);
}

.lang-selector {
  display: flex;
  gap: var(--space-xs);
}

.lang-btn {
  padding: 0.25rem 0.75rem;
  border-radius: 8px;
  font-size: 0.875rem;
  font-weight: 500;
  background: var(--bg-glass);
  border: var(--border-glass);
  color: var(--text-secondary);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.lang-btn:hover,
.lang-btn.active {
  background: var(--primary);
  color: var(--text-primary);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-xs);
  padding: 0.875rem 2rem;
  border-radius: 12px;
  font-size: 1rem;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  transition: all var(--transition-normal);
  border: none;
}

.btn-primary {
  background: var(--gradient-primary);
  color: var(--text-primary);
  box-shadow: var(--shadow-glow);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 40px rgba(124, 58, 237, 0.5);
}

.btn-secondary {
  background: var(--bg-glass);
  color: var(--text-primary);
  border: var(--border-glass);
  backdrop-filter: blur(10px);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.15);
}

.btn-lg {
  padding: 1rem 2.5rem;
  font-size: 1.125rem;
}

/* Hero Section */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 100px;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle at 30% 30%, rgba(124, 58, 237, 0.15) 0%, transparent 50%),
              radial-gradient(circle at 70% 70%, rgba(236, 72, 153, 0.1) 0%, transparent 50%);
  animation: float 20s ease-in-out infinite;
}

@keyframes float {
  0%, 100% { transform: translate(0, 0) rotate(0deg); }
  50% { transform: translate(-5%, -5%) rotate(5deg); }
}

.hero-content {
  position: relative;
  z-index: 1;
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
}

.hero-badge {
  display: inline-block;
  padding: 0.5rem 1.5rem;
  border-radius: 50px;
  background: var(--bg-glass);
  border: var(--border-glass);
  font-size: 0.875rem;
  color: var(--primary-light);
  margin-bottom: var(--space-lg);
  backdrop-filter: blur(10px);
}

.hero-title {
  margin-bottom: var(--space-lg);
}

.hero-subtitle {
  font-size: clamp(1.125rem, 2vw, 1.5rem);
  color: var(--text-secondary);
  margin-bottom: var(--space-xl);
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.hero-buttons {
  display: flex;
  gap: var(--space-md);
  justify-content: center;
  flex-wrap: wrap;
}

/* Cards */
.card {
  background: var(--bg-card);
  border: var(--border-glass);
  border-radius: var(--border-radius);
  padding: var(--space-lg);
  backdrop-filter: blur(10px);
  transition: all var(--transition-normal);
}

.card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.card-icon {
  width: 64px;
  height: 64px;
  border-radius: 16px;
  background: var(--gradient-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-md);
  font-size: 1.75rem;
}

.card-title {
  font-size: 1.25rem;
  margin-bottom: var(--space-sm);
}

.card-text {
  color: var(--text-secondary);
}

/* Features Grid */
.features {
  padding: var(--space-2xl) 0;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-lg);
}

.section-header {
  text-align: center;
  margin-bottom: var(--space-xl);
}

.section-subtitle {
  color: var(--primary-light);
  font-weight: 600;
  margin-bottom: var(--space-sm);
  text-transform: uppercase;
  letter-spacing: 2px;
  font-size: 0.875rem;
}

/* How It Works */
.steps {
  padding: var(--space-2xl) 0;
}

.steps-container {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

.step {
  display: flex;
  align-items: flex-start;
  gap: var(--space-lg);
}

[dir="rtl"] .step {
  flex-direction: row-reverse;
  text-align: right;
}

.step-number {
  flex-shrink: 0;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: var(--gradient-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  font-weight: 700;
  box-shadow: var(--shadow-glow);
}

.step-content {
  flex: 1;
  padding-top: var(--space-sm);
}

.step-title {
  font-size: 1.25rem;
  margin-bottom: var(--space-xs);
}

/* Pricing */
.pricing {
  padding: var(--space-2xl) 0;
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-lg);
  max-width: 1000px;
  margin: 0 auto;
}

.pricing-card {
  text-align: center;
  position: relative;
}

.pricing-card.featured {
  transform: scale(1.05);
  border: 2px solid var(--primary);
  box-shadow: var(--shadow-glow);
}

.pricing-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--gradient-primary);
  padding: 0.5rem 1.5rem;
  border-radius: 50px;
  font-size: 0.875rem;
  font-weight: 600;
}

.pricing-name {
  font-size: 1.5rem;
  margin-bottom: var(--space-sm);
}

.pricing-price {
  font-size: 3rem;
  font-weight: 800;
  margin-bottom: var(--space-sm);
}

.pricing-price span {
  font-size: 1rem;
  font-weight: 400;
  color: var(--text-muted);
}

.pricing-features {
  list-style: none;
  margin: var(--space-lg) 0;
  text-align: start;
}

.pricing-features li {
  padding: var(--space-xs) 0;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.pricing-features li::before {
  content: '✓';
  color: var(--primary-light);
  font-weight: 600;
}

/* FAQ */
.faq {
  padding: var(--space-2xl) 0;
}

.faq-list {
  max-width: 800px;
  margin: 0 auto;
}

.faq-item {
  margin-bottom: var(--space-md);
}

.faq-question {
  background: var(--bg-card);
  border: var(--border-glass);
  border-radius: var(--border-radius);
  padding: var(--space-md);
  width: 100%;
  text-align: start;
  color: var(--text-primary);
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: all var(--transition-fast);
}

.faq-question:hover {
  background: rgba(124, 58, 237, 0.1);
}

.faq-question::after {
  content: '+';
  font-size: 1.5rem;
  color: var(--primary-light);
  transition: transform var(--transition-fast);
}

.faq-item.active .faq-question::after {
  transform: rotate(45deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-normal);
}

.faq-item.active .faq-answer {
  max-height: 500px;
}

.faq-answer-content {
  padding: var(--space-md);
  color: var(--text-secondary);
}

/* CTA Section */
.cta {
  padding: var(--space-2xl) 0;
  text-align: center;
}

.cta-box {
  background: var(--gradient-primary);
  border-radius: var(--border-radius-lg);
  padding: var(--space-2xl);
  position: relative;
  overflow: hidden;
}

.cta-box::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.05'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
  opacity: 0.5;
}

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

.cta-title {
  color: white;
  -webkit-text-fill-color: white;
  margin-bottom: var(--space-md);
}

.cta-text {
  color: rgba(255, 255, 255, 0.9);
  font-size: 1.25rem;
  margin-bottom: var(--space-lg);
}

.cta .btn-secondary {
  background: white;
  color: var(--primary);
  border: none;
}

.cta .btn-secondary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

/* Footer */
.footer {
  background: var(--bg-surface);
  padding: var(--space-xl) 0;
  border-top: var(--border-glass);
}

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

.footer-brand {
  max-width: 300px;
}

.footer-brand .logo-text {
  margin-bottom: var(--space-sm);
  display: block;
}

.footer-links h4 {
  color: var(--text-primary);
  margin-bottom: var(--space-md);
  font-size: 1rem;
}

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

.footer-links li {
  margin-bottom: var(--space-xs);
}

.footer-links a {
  color: var(--text-secondary);
  font-size: 0.875rem;
}

.footer-links a:hover {
  color: var(--primary-light);
}

.footer-bottom {
  margin-top: var(--space-xl);
  padding-top: var(--space-lg);
  border-top: var(--border-glass);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-md);
}

.footer-bottom p {
  color: var(--text-muted);
  font-size: 0.875rem;
  margin: 0;
}

/* Responsive */
@media (max-width: 768px) {
  .nav-links {
    display: none;
  }
  
  .hero-buttons {
    flex-direction: column;
    align-items: center;
  }
  
  .step {
    flex-direction: column !important;
    text-align: center;
  }
  
  .step-number {
    margin: 0 auto;
  }
  
  .pricing-card.featured {
    transform: none;
  }
  
  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }
}

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

.animate-fadeInUp {
  animation: fadeInUp 0.6s ease-out forwards;
}

.delay-1 { animation-delay: 0.1s; }
.delay-2 { animation-delay: 0.2s; }
.delay-3 { animation-delay: 0.3s; }
.delay-4 { animation-delay: 0.4s; }

/* Utility Classes */
.text-center { text-align: center; }
.text-start { text-align: start; }
.mb-0 { margin-bottom: 0; }
.mt-lg { margin-top: var(--space-lg); }
.hidden { display: none; }