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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.6;
    color: #333;
    scroll-behavior: smooth;
}

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

header {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    box-shadow: 0 2px 20px rgba(0,0,0,0.1);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    border-bottom: 1px solid rgba(255,255,255,0.2);
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 2rem;
}

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

.logo h1 {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-size: 2rem;
    font-weight: 800;
    letter-spacing: -0.02em;
}

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

.nav-links a {
    text-decoration: none;
    color: #333;
    font-weight: 500;
    transition: color 0.3s ease;
}

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

.language-selector {
    display: flex;
    gap: 0.5rem;
}

.lang-btn {
    background: transparent;
    border: 2px solid #e2e8f0;
    color: #64748b;
    padding: 0.5rem 1rem;
    border-radius: 6px;
    cursor: pointer;
    font-weight: 600;
    font-size: 0.9rem;
    transition: all 0.3s ease;
}

.lang-btn:hover {
    border-color: #2563eb;
    color: #2563eb;
}

.lang-btn.active {
    background: #2563eb;
    border-color: #2563eb;
    color: white;
}

main {
    margin-top: 80px;
}

.hero {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    background-size: 400% 400%;
    animation: gradientAnimation 8s ease infinite;
    color: white;
    text-align: center;
    padding: 8rem 2rem;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="50" cy="50" r="0.5" fill="%23ffffff" fill-opacity="0.1"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>');
    pointer-events: none;
}

@keyframes gradientAnimation {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

.hero-content h2 {
    font-size: 3.5rem;
    margin-bottom: 1rem;
    font-weight: 800;
    letter-spacing: -0.03em;
    position: relative;
    z-index: 1;
    text-shadow: 0 4px 20px rgba(0,0,0,0.3);
}

.hero-content p {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    opacity: 0.9;
    position: relative;
    z-index: 1;
    font-weight: 400;
    letter-spacing: 0.01em;
}

.cta-button {
    background: linear-gradient(135deg, #fff 0%, #f8fafc 100%);
    color: #2563eb;
    border: none;
    padding: 1rem 2rem;
    font-size: 1.1rem;
    font-weight: 600;
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(255,255,255,0.2);
    position: relative;
    z-index: 1;
    backdrop-filter: blur(10px);
}

.cta-button:hover {
    transform: translateY(-3px) scale(1.05);
    box-shadow: 0 15px 35px rgba(0,0,0,0.3);
    background: linear-gradient(135deg, #fff 0%, #e2e8f0 100%);
}

.about, .contact {
    padding: 6rem 2rem;
}

.about {
    background: #f8fafc;
}

.about h2, .contact h2 {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 3rem;
    color: #1e293b;
}

.about p {
    font-size: 1.2rem;
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
    color: #64748b;
}


.products {
    padding: 6rem 2rem;
    background: #f8fafc;
}

.products h2 {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 1rem;
    color: #1e293b;
}

.products > .container > p {
    font-size: 1.2rem;
    text-align: center;
    max-width: 600px;
    margin: 0 auto 3rem;
    color: #64748b;
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.product-card {
    background: linear-gradient(135deg, #fff 0%, #f8fafc 100%);
    padding: 2.5rem;
    border-radius: 16px;
    box-shadow: 0 8px 32px rgba(0,0,0,0.12);
    text-align: center;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid rgba(255,255,255,0.5);
    position: relative;
    overflow: hidden;
}

.product-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: left 0.6s;
}

.product-card:hover::before {
    left: 100%;
}

.product-card:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: 0 20px 50px rgba(0,0,0,0.2);
}

.product-icon {
    font-size: 3rem;
    margin-bottom: 1.5rem;
    filter: drop-shadow(0 4px 8px rgba(0,0,0,0.1));
    transition: transform 0.3s ease;
}

.product-card:hover .product-icon {
    transform: scale(1.1) rotate(5deg);
}

.product-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: #2563eb;
}

.product-card p {
    color: #64748b;
    font-size: 1.1rem;
    margin-bottom: 2rem;
    line-height: 1.6;
}

  .product-links {
      display: flex;
      gap: 1rem;
      justify-content: center;
      flex-wrap: wrap;
  }
  
  .product-link {
      display: inline-block;
      color: white;
      text-decoration: none;
      padding: 0.75rem 1.5rem;
      border-radius: 8px;
      font-weight: 600;
      transition: all 0.3s ease;
      flex: 1;
      min-width: 140px;
      text-align: center;
  }
  
  .web-link {
      background: #059669;
  }
  
  .web-link:hover {
      background: #047857;
      transform: translateY(-2px);
      box-shadow: 0 4px 15px rgba(5, 150, 105, 0.3);
  }
  
  .app-link {
      background: #2563eb;
  }
  
  .app-link:hover {
      background: #1d4ed8;
      transform: translateY(-2px);
      box-shadow: 0 4px 15px rgba(37, 99, 235, 0.3);
  }

.contact {
    background: #1e293b;
    color: white;
    text-align: center;
}

.contact h2 {
    color: white;
}

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

.contact-info p {
    font-size: 1.1rem;
    margin: 0.5rem 0;
    color: #94a3b8;
}

.contact-info a {
    color: #60a5fa;
    text-decoration: none;
    transition: color 0.3s ease;
}

.contact-info a:hover {
    color: #3b82f6;
    text-decoration: underline;
}

footer {
    background: #0f172a;
    color: #94a3b8;
    text-align: center;
    padding: 2rem;
}

@media (max-width: 768px) {
    .nav-right {
        flex-direction: column;
        gap: 1rem;
    }
    
    .nav-links {
        gap: 1rem;
    }
    
    .hero-content h2 {
        font-size: 2.5rem;
    }
    
    .about, .products, .contact {
        padding: 4rem 1rem;
    }
    
    .products-grid {
        grid-template-columns: 1fr;
    }
    
    .lang-btn {
        padding: 0.4rem 0.8rem;
        font-size: 0.8rem;
    }
}