:root {
    --bg: #0f1117;
    --text: #e2e8f0;
    --primary: #10b981;
    --primary-dark: #059669;
    --card: #1e293b;
    --border: #334155;
    --accent: #8b5cf6;
    --gradient-primary: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
    --gradient-dark: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
  }
  
  * {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
  }
  
  html {
    scroll-behavior: smooth;
  }
  
  body {
    font-family: 'Inter', system-ui, sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
    min-height: 100vh;
    overflow-x: hidden;
  }
  
  .container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
  }
  
  /* Навигация */
  nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(15, 23, 42, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border);
    z-index: 1000;
    padding: 18px 0;
  }
  
  .nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
  }
  
  .logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.3rem;
    font-weight: 700;
    color: white;
    text-decoration: none;
  }
  
  .logo-icon {
    color: var(--primary);
    font-size: 1.5rem;
  }
  
  .nav-links {
    display: flex;
    gap: 25px;
    list-style: none;
  }
  
  .nav-links a {
    color: var(--text);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
  }
  
  .nav-links a:hover {
    color: var(--primary);
  }
  
  .mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    color: var(--text);
    font-size: 1.5rem;
    cursor: pointer;
    padding: 5px;
  }
  
  /* Hero секция */
  header {
    padding: 140px 0 80px;
    text-align: center;
    background: var(--gradient-dark);
    position: relative;
    overflow: hidden;
  }
  
  h1 {
    font-size: clamp(2.5rem, 6vw, 4rem);
    font-weight: 700;
    margin-bottom: 20px;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    line-height: 1.1;
  }
  
  .subtitle {
    font-size: 1.2rem;
    color: #94a3b8;
    max-width: 700px;
    margin: 0 auto 40px;
  }
  
  .highlight {
    color: var(--primary);
    font-weight: 600;
  }
  
  .btn-group {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
    margin-bottom: 40px;
  }
  
  .btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 28px;
    font-size: 1rem;
    font-weight: 600;
    color: white;
    background: var(--primary);
    border: none;
    border-radius: 8px;
    text-decoration: none;
    transition: all 0.3s ease;
    cursor: pointer;
  }
  
  .btn:hover {
    background: var(--primary-dark);
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(16, 185, 129, 0.2);
  }
  
  .btn-primary {
    background: var(--gradient-primary);
  }
  
  .btn-outline {
    background: transparent;
    border: 2px solid var(--primary);
    color: var(--primary);
  }
  
  .btn-outline:hover {
    background: rgba(16, 185, 129, 0.1);
  }
  
  .btn-download {
    background: var(--gradient-primary);
    padding: 16px 32px;
  }
  
  /* Статистика */
  .stats {
    display: flex;
    justify-content: center;
    gap: 40px;
    margin-top: 60px;
    flex-wrap: wrap;
  }
  
  .stat-item {
    text-align: center;
  }
  
  .stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    line-height: 1;
  }
  
  .stat-label {
    color: #94a3b8;
    font-size: 0.9rem;
    margin-top: 8px;
  }
  
  /* Основные секции */
  section {
    padding: 80px 0;
  }
  
  h2 {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 50px;
    color: white;
  }
  
  .section-subtitle {
    color: #94a3b8;
    font-size: 1.1rem;
    max-width: 600px;
    margin: 10px auto 0;
  }
  
  /* Особенности */
  .features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 25px;
  }
  
  .card {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 30px;
    transition: all 0.3s ease;
  }
  
  .card:hover {
    transform: translateY(-5px);
    border-color: var(--primary);
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
  }
  
  .card-icon {
    font-size: 2rem;
    color: var(--primary);
    margin-bottom: 15px;
  }
  
  .card h3 {
    font-size: 1.3rem;
    margin-bottom: 12px;
    color: white;
  }
  
  .card p {
    color: #94a3b8;
  }
  
  /* Шаги установки */
  .install-steps {
    max-width: 800px;
    margin: 0 auto 40px;
  }
  
  .step {
    background: var(--card);
    border-left: 5px solid var(--primary);
    padding: 25px;
    margin-bottom: 20px;
    border-radius: 8px;
    transition: transform 0.3s ease;
  }
  
  .step:hover {
    transform: translateX(5px);
  }
  
  .step-number {
    display: inline-block;
    background: var(--gradient-primary);
    color: white;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    margin-bottom: 15px;
  }
  
  .step h3 {
    font-size: 1.3rem;
    margin-bottom: 10px;
    color: white;
  }
  
  .code-block {
    background: #0d1117;
    padding: 15px;
    border-radius: 6px;
    overflow-x: auto;
    font-family: 'Consolas', 'Courier New', monospace;
    color: #c9d1d9;
    margin: 15px 0;
    border: 1px solid var(--border);
  }
  
  /* Галерея скриншотов */
  .screenshot-gallery {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 25px;
    margin-top: 40px;
  }
  
  .screenshot-item {
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0,0,0,0.3);
    transition: transform 0.3s ease;
  }
  
  .screenshot-item:hover {
    transform: scale(1.03);
  }
  
  .screenshot-item img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    display: block;
  }
  
  /* FAQ */
  .faq-container {
    max-width: 700px;
    margin: 0 auto;
  }
  
  .faq-item {
    background: var(--card);
    border-radius: 8px;
    margin-bottom: 15px;
    overflow: hidden;
    border: 1px solid var(--border);
  }
  
  .faq-question {
    padding: 20px;
    font-size: 1.1rem;
    font-weight: 600;
    color: white;
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
  }
  
  .faq-answer {
    padding: 0 20px;
    max-height: 0;
    overflow: hidden;
    transition: all 0.3s ease;
  }
  
  .faq-answer.open {
    padding: 0 20px 20px;
    max-height: 200px;
  }
  
  .faq-toggle {
    color: var(--primary);
    transition: transform 0.3s ease;
  }
  
  /* CTA секция */
  .cta {
    text-align: center;
    padding: 60px 0;
    background: var(--gradient-dark);
    border-radius: 10px;
    margin: 40px 0;
  }
  
  .cta h2 {
    color: white;
    margin-bottom: 30px;
  }
  
  .btn-group.center {
    justify-content: center;
  }
  
  /* Футер */
  footer {
    background: #0f172a;
    padding: 60px 0 30px;
    border-top: 1px solid var(--border);
  }
  
  .footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
  }
  
  .footer-logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: white;
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 15px;
  }
  
  .footer-about {
    color: #94a3b8;
    line-height: 1.6;
  }
  
  .footer-links h4 {
    color: white;
    font-size: 1.1rem;
    margin-bottom: 15px;
  }
  
  .footer-links ul {
    list-style: none;
  }
  
  .footer-links li {
    margin-bottom: 10px;
  }
  
  .footer-links a {
    color: #94a3b8;
    text-decoration: none;
    transition: color 0.3s ease;
  }
  
  .footer-links a:hover {
    color: var(--primary);
  }
  
  .social-links {
    display: flex;
    gap: 15px;
    margin-top: 20px;
  }
  
  .social-link {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--card);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text);
    text-decoration: none;
    transition: all 0.3s ease;
  }
  
  .social-link:hover {
    background: var(--primary);
    color: white;
    transform: translateY(-3px);
  }
  
  .footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid var(--border);
    color: #64748b;
  }
  
  .heart {
    color: #ef4444;
    animation: heartbeat 1.5s infinite;
  }
  
  @keyframes heartbeat {
    0% { transform: scale(1); }
    50% { transform: scale(1.1); }
    100% { transform: scale(1); }
  }
  
  /* Адаптивность */
  @media (max-width: 768px) {
    .nav-links {
      display: none;
    }
    
    .mobile-menu-btn {
      display: block;
    }
    
    .mobile-menu {
      position: fixed;
      top: 70px;
      left: 0;
      right: 0;
      background: rgba(15, 23, 42, 0.98);
      backdrop-filter: blur(10px);
      padding: 20px;
      border-top: 1px solid var(--border);
      display: none;
      z-index: 999;
    }
    
    .mobile-menu.active {
      display: block;
    }
    
    .mobile-menu ul {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 15px;
    }
    
    .mobile-menu a {
      color: var(--text);
      text-decoration: none;
      font-size: 1.1rem;
      display: block;
      padding: 10px 0;
    }
    
    h1 {
      font-size: 2.5rem;
    }
    
    h2 {
      font-size: 2rem;
    }
    
    header {
      padding: 120px 0 60px;
    }
    
    section {
      padding: 60px 0;
    }
    
    .btn {
      padding: 12px 24px;
    }
    
    .stats {
      gap: 30px;
    }
    
    .stat-number {
      font-size: 2rem;
    }
    
    .features {
      grid-template-columns: 1fr;
    }
  }
  
  @media (max-width: 480px) {
    .btn-group {
      flex-direction: column;
      align-items: center;
    }
    
    .btn {
      width: 100%;
      max-width: 300px;
    }
    
    .stats {
      flex-direction: column;
      gap: 25px;
    }
    
    .screenshot-gallery {
      grid-template-columns: 1fr;
    }
  }