/* CSS Variables for Dark Theme */
:root {
  --bg-primary: #0a0a0a;
  --bg-secondary: #1a1a1a;
  --bg-tertiary: #2a2a2a;
  --text-primary: #ffffff;
  --text-secondary: #b3b3b3;
  --text-muted: #666666;
  --accent-primary: #00d4ff;
  --accent-secondary: #0099cc;
  --accent-gradient: linear-gradient(135deg, #00d4ff 0%, #0099cc 100%);
  --border-color: #333333;
  --shadow-color: rgba(0, 212, 255, 0.1);
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

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

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

/* Header Styles */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background: rgba(10, 10, 10, 0.95);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-color);
  z-index: 1000;
  transition: var(--transition);
}

.header-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 70px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
}

.logo-icon {
  color: var(--accent-primary);
  transition: var(--transition);
}

.logo-icon:hover {
  transform: rotate(180deg);
}

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

.logo-text:hover {
  color: var(--accent-primary);
}

.nav {
  display: flex;
  gap: 30px;
}

.nav-link {
  color: var(--text-secondary);
  text-decoration: none;
  font-weight: 500;
  transition: var(--transition);
  position: relative;
}

.nav-link:hover,
.nav-link.active {
  color: var(--accent-primary);
}

.nav-link::after {
  content: "";
  position: absolute;
  bottom: -5px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--accent-gradient);
  transition: var(--transition);
}

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

/* Hero Section */
.hero {
  padding: 150px 0 100px;
  text-align: center;
  background: radial-gradient(ellipse at center, rgba(0, 212, 255, 0.05) 0%, transparent 70%);
}

.hero-content {
  max-width: 800px;
  margin: 0 auto;
}

.hero-title {
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 700;
  margin-bottom: 24px;
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1.2;
}

.hero-description {
  font-size: 1.25rem;
  color: var(--text-secondary);
  margin-bottom: 40px;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.cta-button {
  background: var(--accent-gradient);
  color: var(--bg-primary);
  border: none;
  padding: 16px 32px;
  font-size: 1.1rem;
  font-weight: 600;
  border-radius: 50px;
  cursor: pointer;
  transition: var(--transition);
  box-shadow: 0 10px 30px var(--shadow-color);
}

.cta-button:hover {
  transform: translateY(-2px);
  box-shadow: 0 15px 40px var(--shadow-color);
}

/* Stats Section */
.stats {
  padding: 80px 0;
  background: var(--bg-secondary);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 40px;
  text-align: center;
}

.stat-item {
  padding: 30px 20px;
  border-radius: 20px;
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  transition: var(--transition);
}

.stat-item:hover {
  transform: translateY(-5px);
  border-color: var(--accent-primary);
  box-shadow: 0 10px 30px var(--shadow-color);
}

.stat-number {
  font-size: 3rem;
  font-weight: 700;
  color: var(--accent-primary);
  margin-bottom: 10px;
}

.stat-label {
  color: var(--text-secondary);
  font-weight: 500;
}

/* Features Section */
.features {
  padding: 100px 0;
}

.section-title {
  font-size: 2.5rem;
  font-weight: 700;
  text-align: center;
  margin-bottom: 60px;
  color: var(--text-primary);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
}

.feature-card {
  background: var(--bg-secondary);
  padding: 40px 30px;
  border-radius: 20px;
  border: 1px solid var(--border-color);
  transition: var(--transition);
  text-align: center;
}

.feature-card:hover {
  transform: translateY(-5px);
  border-color: var(--accent-primary);
  box-shadow: 0 15px 40px var(--shadow-color);
}

.feature-icon {
  font-size: 3rem;
  margin-bottom: 20px;
  display: block;
}

.feature-card h3 {
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: 15px;
  color: var(--text-primary);
}

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

/* Testimonials Section */
.testimonials {
  padding: 100px 0;
  background: var(--bg-secondary);
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 30px;
}

.testimonial-card {
  background: var(--bg-tertiary);
  padding: 40px 30px;
  border-radius: 20px;
  border: 1px solid var(--border-color);
  transition: var(--transition);
}

.testimonial-card:hover {
  transform: translateY(-5px);
  border-color: var(--accent-primary);
  box-shadow: 0 15px 40px var(--shadow-color);
}

.testimonial-content {
  margin-bottom: 25px;
}

.testimonial-content p {
  font-style: italic;
  color: var(--text-secondary);
  font-size: 1.1rem;
  line-height: 1.6;
}

.testimonial-author strong {
  color: var(--text-primary);
  font-weight: 600;
}

.testimonial-author span {
  color: var(--text-muted);
  font-size: 0.9rem;
  display: block;
  margin-top: 5px;
}

/* Contact Section */
.contact {
  padding: 100px 0;
}

.contact-content {
  max-width: 600px;
  margin: 0 auto;
  text-align: center;
}

.contact-info h3 {
  font-size: 1.8rem;
  margin-bottom: 20px;
  color: var(--text-primary);
}

.contact-info p {
  color: var(--text-secondary);
  margin-bottom: 30px;
  font-size: 1.1rem;
}

.contact-details {
  text-align: left;
  background: var(--bg-secondary);
  padding: 30px;
  border-radius: 15px;
  border: 1px solid var(--border-color);
}

.contact-item {
  margin-bottom: 15px;
  color: var(--text-secondary);
}

.contact-item strong {
  color: var(--accent-primary);
}

/* Legal Pages */
.legal-page {
  padding: 120px 0 80px;
  max-width: 800px;
  margin: 0 auto;
}

.legal-page h1 {
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 40px;
  color: var(--text-primary);
  text-align: center;
}

.legal-section {
  margin-bottom: 40px;
}

.legal-section h2 {
  font-size: 1.8rem;
  font-weight: 600;
  margin-bottom: 20px;
  color: var(--accent-primary);
}

.legal-section p {
  color: var(--text-secondary);
  margin-bottom: 15px;
  line-height: 1.7;
}

.legal-section ul {
  margin: 20px 0;
  padding-left: 20px;
}

.legal-section li {
  color: var(--text-secondary);
  margin-bottom: 10px;
  line-height: 1.6;
}

.legal-section li strong {
  color: var(--text-primary);
}

/* Footer */
.footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border-color);
  padding: 40px 0;
  margin-top: 80px;
}

.footer-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 20px;
}

.footer-content p {
  color: var(--text-muted);
}

.footer-nav {
  display: flex;
  gap: 30px;
}

.footer-nav a {
  color: var(--text-secondary);
  text-decoration: none;
  transition: var(--transition);
}

.footer-nav a:hover {
  color: var(--accent-primary);
}

/* Responsive Design */
@media (max-width: 768px) {
  .container {
    padding: 0 15px;
  }

  .header-content {
    height: 60px;
  }

  .nav {
    gap: 20px;
  }

  .hero {
    padding: 120px 0 80px;
  }

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

  .hero-description {
    font-size: 1.1rem;
  }

  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
  }

  .features-grid {
    grid-template-columns: 1fr;
  }

  .testimonials-grid {
    grid-template-columns: 1fr;
  }

  .footer-content {
    flex-direction: column;
    text-align: center;
  }

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

  .legal-page {
    padding: 100px 0 60px;
  }

  .legal-page h1 {
    font-size: 2rem;
  }
}

@media (max-width: 480px) {
  .stats-grid {
    grid-template-columns: 1fr;
  }

  .nav {
    gap: 15px;
  }

  .nav-link {
    font-size: 0.9rem;
  }

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

  .cta-button {
    padding: 14px 28px;
    font-size: 1rem;
  }

  .feature-card,
  .testimonial-card {
    padding: 30px 20px;
  }
}

/* Smooth Scrolling */
html {
  scroll-behavior: smooth;
}

/* Selection Styles */
::selection {
  background: var(--accent-primary);
  color: var(--bg-primary);
}

/* Focus Styles for Accessibility */
button:focus,
a:focus {
  outline: 2px solid var(--accent-primary);
  outline-offset: 2px;
}