/* Root variables */
:root {
  --primary-gold: #FFD700;
  --primary-charcoal: #2C3E50;
  --secondary-silver: #C0C0C0;
  --accent-white: #FFFFFF;
  --text-primary: #333333;
  --text-secondary: #666666;
  --background: #F8F9FA;
  --border-color: #E1E4E8;
  --shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 30px rgba(0, 0, 0, 0.15);
}

/* Reset and base styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  color: var(--text-primary);
  line-height: 1.6;
  background-color: var(--background);
}

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

/* Navigation */
.navbar {
  background: var(--accent-white);
  box-shadow: var(--shadow);
  position: sticky;
  top: 0;
  z-index: 1000;
}

.navbar .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 20px;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 600;
  font-size: 1.2rem;
  color: var(--primary-charcoal);
}

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

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

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

.nav-menu a:hover {
  color: var(--primary-gold);
}

/* Hero Section */
.hero {
  padding: 80px 0;
  background: linear-gradient(135deg, #f5f5f5 0%, #e8e8e8 100%);
}

.hero .container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.hero-content h1 {
  font-size: 3rem;
  font-weight: 700;
  color: var(--primary-charcoal);
  margin-bottom: 1.5rem;
  line-height: 1.2;
}

.hero-subtitle {
  font-size: 1.25rem;
  color: var(--text-secondary);
  margin-bottom: 2rem;
}

.hero-buttons {
  display: flex;
  gap: 1rem;
  margin-bottom: 3rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 12px 24px;
  border: none;
  border-radius: 6px;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  transition: all 0.3s ease;
}

.btn-primary {
  background: var(--primary-gold);
  color: var(--primary-charcoal);
}

.btn-primary:hover {
  background: #e6c200;
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

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

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

.btn-large {
  padding: 16px 32px;
  font-size: 1.1rem;
}

.hero-stats {
  display: flex;
  gap: 3rem;
}

.stat {
  text-align: center;
}

.stat-number {
  display: block;
  font-size: 2rem;
  font-weight: 700;
  color: var(--primary-charcoal);
}

.stat-label {
  color: var(--text-secondary);
  font-size: 0.9rem;
}

.hero-image img {
  width: 100%;
  height: auto;
  border-radius: 10px;
  box-shadow: var(--shadow-lg);
}

/* Features Section */
.features {
  padding: 80px 0;
  background: var(--accent-white);
}

.section-title {
  font-size: 2.5rem;
  text-align: center;
  margin-bottom: 3rem;
  color: var(--primary-charcoal);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 40px;
}

.feature {
  text-align: center;
  padding: 2rem;
  border-radius: 10px;
  background: var(--background);
  transition: transform 0.3s ease;
}

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

.feature-icon {
  font-size: 3rem;
  margin-bottom: 1rem;
}

.feature h3 {
  font-size: 1.5rem;
  margin-bottom: 1rem;
  color: var(--primary-charcoal);
}

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




/* Download Section */
.download {
  padding: 80px 0;
  background: var(--background);
}

.section-subtitle {
  text-align: center;
  color: var(--text-secondary);
  font-size: 1.2rem;
  margin-bottom: 3rem;
}

.download-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-bottom: 3rem;
}

.download-card {
  background: var(--accent-white);
  padding: 3rem 2rem;
  border-radius: 10px;
  text-align: center;
  box-shadow: var(--shadow);
  transition: transform 0.3s ease;
}

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

.os-icon {
  width: 80px;
  height: 80px;
  margin: 0 auto 1.5rem;
}

.os-icon img {
  width: 100%;
  height: 100%;
}

.download-card h3 {
  font-size: 1.5rem;
  margin-bottom: 0.5rem;
  color: var(--primary-charcoal);
}

.download-card p {
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
}

.btn-download {
  width: 100%;
  background: var(--primary-gold);
  color: var(--primary-charcoal);
  padding: 1rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.btn-download:hover {
  background: #e6c200;
}

.btn-size {
  font-size: 0.9rem;
  opacity: 0.8;
}

.system-requirements {
  max-width: 600px;
  margin: 0 auto;
  background: var(--accent-white);
  padding: 2rem;
  border-radius: 10px;
  text-align: center;
}

.system-requirements h4 {
  margin-bottom: 1rem;
  color: var(--primary-charcoal);
}


/* Contact Section */
.contact {
  padding: 80px 0;
  background: var(--background);
}

.contact-content {
  max-width: 600px;
  margin: 3rem auto 0;
}

.contact-content-horizontal {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 3rem;
  margin: 3rem auto 0;
  max-width: 1000px;
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.contact-item h3 {
  font-size: 1.5rem;
  color: var(--primary-charcoal);
  margin-bottom: 1rem;
}

.contact-detail {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1rem;
}

.contact-detail .icon {
  color: var(--primary-charcoal);
  flex-shrink: 0;
}

.contact-detail a {
  color: var(--text-primary);
  text-decoration: none;
  transition: color 0.3s ease;
}

.contact-detail a:hover {
  color: var(--primary-gold);
}

.social-links {
  display: flex;
  gap: 1rem;
  margin-top: 1rem;
}

.social-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--primary-charcoal);
  color: var(--accent-white);
  transition: all 0.3s ease;
}

.social-link:hover {
  background: var(--primary-gold);
  transform: translateY(-2px);
}


/* CTA Section */
.cta {
  padding: 80px 0;
  background: var(--primary-charcoal);
  text-align: center;
  color: var(--accent-white);
}

.cta h2 {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

.cta p {
  font-size: 1.2rem;
  margin-bottom: 2rem;
  opacity: 0.9;
}

.cta-features {
  display: flex;
  justify-content: center;
  gap: 3rem;
  margin: 2rem 0;
  flex-wrap: wrap;
}

.cta-feature {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 1rem;
  opacity: 0.95;
}

.cta-icon {
  font-size: 1.5rem;
}

/* Footer */
.footer {
  background: #1a1a1a;
  color: var(--accent-white);
  padding: 60px 0 20px;
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 40px;
  margin-bottom: 40px;
}

.footer-section h4 {
  margin-bottom: 1rem;
  color: var(--primary-gold);
}

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

.footer-section li {
  padding: 0.5rem 0;
}

.footer-section a {
  color: #ccc;
  text-decoration: none;
  transition: color 0.3s ease;
}

.footer-section a:hover {
  color: var(--primary-gold);
}

.newsletter-form {
  display: flex;
  gap: 10px;
  margin-top: 1rem;
}

.newsletter-form input {
  flex: 1;
  padding: 10px;
  border: none;
  border-radius: 4px;
}

.footer-bottom {
  text-align: center;
  padding-top: 20px;
  border-top: 1px solid #333;
  color: #999;
}

/* Modal */
.modal {
  display: none;
  position: fixed;
  z-index: 2000;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.5);
}

.modal-content {
  background-color: var(--accent-white);
  margin: 15% auto;
  padding: 2rem;
  border-radius: 10px;
  width: 80%;
  max-width: 500px;
  position: relative;
}

.close {
  position: absolute;
  right: 1rem;
  top: 1rem;
  font-size: 2rem;
  cursor: pointer;
  color: #999;
}

.close:hover {
  color: #333;
}

.download-instructions {
  margin-top: 2rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border-color);
}

.download-instructions h4 {
  margin-bottom: 1rem;
  color: var(--primary-charcoal);
}

.download-instructions ol {
  margin-left: 1.5rem;
  color: var(--text-secondary);
}

.download-instructions li {
  padding: 0.5rem 0;
}

.note {
  margin-top: 1rem;
  padding: 1rem;
  background: #fff9e6;
  border-radius: 4px;
  color: #856404;
}

/* Mobile Navigation */
.mobile-menu-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
}

.mobile-menu-toggle span {
  display: block;
  width: 25px;
  height: 3px;
  background: var(--primary-charcoal);
  margin: 5px 0;
  transition: 0.3s;
}

.mobile-menu-toggle.active span:nth-child(1) {
  transform: rotate(-45deg) translate(-5px, 6px);
}

.mobile-menu-toggle.active span:nth-child(2) {
  opacity: 0;
}

.mobile-menu-toggle.active span:nth-child(3) {
  transform: rotate(45deg) translate(-5px, -6px);
}

/* Responsive */
@media (max-width: 768px) {
  /* Navigation */
  .mobile-menu-toggle {
    display: block;
  }
  
  .nav-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--accent-white);
    box-shadow: var(--shadow);
    flex-direction: column;
    padding: 1rem 0;
  }
  
  .nav-menu.active {
    display: flex;
  }
  
  .nav-menu li {
    width: 100%;
    text-align: center;
  }
  
  .nav-menu a {
    display: block;
    padding: 0.75rem 1rem;
  }
  
  /* Hero Section */
  .hero {
    padding: 40px 0;
  }
  
  .hero .container {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  
  .hero-content {
    text-align: center;
  }
  
  .hero-content h1 {
    font-size: 2rem;
    margin-bottom: 1rem;
  }
  
  .hero-subtitle {
    font-size: 1.1rem;
    margin-bottom: 1.5rem;
  }
  
  .hero-buttons {
    flex-direction: column;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 2rem;
  }
  
  .btn {
    width: 100%;
    max-width: 280px;
    justify-content: center;
  }
  
  .hero-stats {
    flex-direction: column;
    gap: 1.5rem;
    align-items: center;
  }
  
  .stat-number {
    font-size: 1.5rem;
  }
  
  .hero-image {
    order: -1;
    margin-bottom: 2rem;
  }
  
  /* Features Section */
  .features {
    padding: 40px 0;
  }
  
  .section-title {
    font-size: 2rem;
    margin-bottom: 2rem;
  }
  
  .features-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }
  
  .feature {
    padding: 1.5rem;
  }
  
  .feature h3 {
    font-size: 1.25rem;
  }
  
  /* Pricing Section */
  .pricing {
    padding: 40px 0;
  }
  
  .pricing-card {
    padding: 2rem 1.5rem;
    margin-top: 2rem;
  }
  
  .pricing-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
  }
  
  .price .amount {
    font-size: 2.5rem;
  }
  
  .pricing-features {
    margin: 1.5rem 0;
  }
  
  .pricing-features li {
    font-size: 1rem;
    padding: 0.5rem 0;
  }
  
  /* Download Section */
  .download {
    padding: 40px 0;
  }
  
  .download-cards {
    grid-template-columns: 1fr;
    gap: 1.5rem;
    margin-bottom: 2rem;
  }
  
  .download-card {
    padding: 2rem 1.5rem;
  }
  
  .btn-download {
    flex-direction: column;
    gap: 0.5rem;
  }
  
  /* Contact Section */
  .contact {
    padding: 40px 0;
  }
  
  .contact-content {
    padding: 0 1rem;
  }
  
  .contact-item h3 {
    font-size: 1.25rem;
  }
  
  .contact-detail {
    flex-wrap: wrap;
  }
  
  .contact-detail a {
    word-break: break-word;
  }
  
  /* CTA Section */
  .cta {
    padding: 40px 0;
  }
  
  .cta h2 {
    font-size: 1.75rem;
    line-height: 1.3;
  }
  
  .cta p {
    font-size: 1rem;
  }
  
  /* Footer */
  .footer {
    padding: 40px 0 20px;
  }
  
  .footer-content {
    grid-template-columns: 1fr;
    gap: 2rem;
    text-align: center;
  }
  
  .footer-section h4 {
    font-size: 1.25rem;
  }
  
  /* Modal */
  .modal-content {
    width: 90%;
    margin: 10% auto;
    padding: 1.5rem;
  }
  
  .close {
    font-size: 1.5rem;
  }
}

/* Extra small devices */
@media (max-width: 480px) {
  .container {
    padding: 0 15px;
  }
  
  .hero-content h1 {
    font-size: 1.75rem;
  }
  
  .hero-subtitle {
    font-size: 1rem;
  }
  
  .stat-number {
    font-size: 1.25rem;
  }
  
  .section-title {
    font-size: 1.75rem;
  }
  
  .feature h3 {
    font-size: 1.1rem;
  }
  
  .pricing-card {
    padding: 1.5rem 1rem;
  }
  
  .price .amount {
    font-size: 2rem;
  }
  
  .pricing-features li {
    font-size: 0.9rem;
  }
}