*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
    :root {
      --primary:#f8fafc;;
      --primary-dark: #f8fafc;
      --primary-light: #f8fafc;
      --secondary:rgb(64 146 205);
      --dark: #0f172a;
      --dark2: #1e293b;
      --gray: #64748b;
      --light: #f8fafc;
      --white: #ffffff;
      --border: #e2e8f0;
    }
    body {
      font-family: 'Inter', sans-serif;
      color: var(--dark);
      background: var(--white);
      line-height: 1.6;
    }
    a { text-decoration: none; color: inherit; }
    img { max-width: 100%; height: auto; }
    
    /* Header */
    .header {
      background: var(--white);
      box-shadow: 0 2px 20px rgba(0,0,0,0.1);
      position: sticky;
      top: 0;
      z-index: 1000;
    }
    .nav-container {
      max-width: 1200px;
      margin: 0 auto;
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: 1rem 2rem;
    }
    .logo img { height: 60px; width: auto; }
    .nav-menu {
      display: flex;
      list-style: none;
      gap: 2rem;
    }
    .nav-menu a {
      color: var(--dark);
      font-weight: 500;
      transition: color 0.3s ease;
      padding: 0.5rem 1rem;
      border-radius: 8px;
    }
    .nav-menu a:hover, .nav-menu a.active {
      color: var(--primary);
      background: rgb(64 146 205);
    }
    .cta-button {
      background: linear-gradient(135deg, var(--primary), var(--secondary));
      color: white;
      padding: 0.75rem 1.5rem;
      border-radius: 8px;
      font-weight: 600;
      transition: transform 0.3s ease;
    }
    .cta-button:hover {
      transform: translateY(-2px);
    }
    
    /* Container */
    .container { max-width: 1200px; margin: 0 auto; padding: 0 2rem; }
    
    /* Page Header */
    .page-header {
      background: linear-gradient(135deg, var(--dark) 0%, var(--dark2) 100%);
      color: white;
      padding: 100px 0 60px;
      text-align: center;
      position: relative;
      overflow: hidden;
      margin-top: 30px;
    }
    .page-header::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="grid" width="20" height="20" patternUnits="userSpaceOnUse"><path d="M 20 0 L 0 0 0 20" fill="none" stroke="rgba(255,255,255,0.1)" stroke-width="1"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>');
      opacity: 0.3;
    }
    .page-header .container { position: relative; z-index: 2; }
    .page-header h1 {
      font-size: 4rem;
      font-weight: 900;
      margin-bottom: 1rem;
      background: linear-gradient(135deg, rgb(255 255 255 / var(--tw-text-opacity, 1)), rgb(255 255 255 / var(--tw-text-opacity, 1)));
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
      background-clip: text;
    }
    .page-header p {
      font-size: 1.2rem;
      opacity: 0.8;
      max-width: 600px;
      margin: 0 auto;
    }
    
    /* Advantages Section */
    .advantages-section {
      padding: 80px 0;
    }
    .section-title {
      font-size: 2.5rem;
      font-weight: 700;
      color: var(--dark);
      margin-bottom: 2rem;
      text-align: center;
    }
    .advantages-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
      gap: 2rem;
      margin-top: 3rem;
    }
    .advantage-card {
      background: var(--white);
      border: 1px solid var(--border);
      border-radius: 20px;
      padding: 2.5rem;
      transition: all 0.4s ease;
      text-align: center;
      position: relative;
      overflow: hidden;
    }
    .advantage-card::before {
      content: '';
      position: absolute;
      top: 0;
      left: 0;
      right: 0;
      height: 4px;
      background: linear-gradient(90deg, var(--primary), var(--secondary));
      transform: scaleX(0);
      transition: transform 0.4s ease;
    }
    .advantage-card:hover::before {
      transform: scaleX(1);
    }
    .advantage-card:hover {
      border-color: rgb(64 146 205);
      box-shadow: 0 20px 60px rgb(64 146 205);
      transform: translateY(-8px);
    }
    .advantage-icon {
      width: 80px;
      height: 80px;
      background: linear-gradient(135deg, rgb(64 146 205), rgba(124, 58, 237, 0.1));
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 2rem;
      margin: 0 auto 1.5rem;
      transition: all 0.4s ease;
    }
    .advantage-card:hover .advantage-icon {
      background: linear-gradient(135deg, rgb(64 146 205), rgba(124, 58, 237, 0.2));
      transform: scale(1.1);
    }
    .advantage-card h3 {
      font-size: 1.3rem;
      font-weight: 700;
      margin-bottom: 1rem;
      color: var(--dark);
    }
    .advantage-card p {
      color: var(--gray);
      line-height: 1.7;
    }
    
    /* Comparison Section */
    .comparison-section {
      background: var(--light);
      padding: 80px 0;
    }
    .comparison-table {
      background: var(--white);
      border-radius: 20px;
      overflow: hidden;
      box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
      margin-top: 3rem;
    }
    .comparison-header {
      background: linear-gradient(135deg, var(--primary), var(--secondary));
      color: white;
      padding: 2rem;
      text-align: center;
    }
    .comparison-header h3 {
      font-size: 1.5rem;
      font-weight: 700;
    }
    .comparison-content {
      padding: 2rem;
    }
    .comparison-row {
      display: grid;
      grid-template-columns: 1fr 1fr 1fr;
      gap: 2rem;
      padding: 1.5rem 0;
      border-bottom: 1px solid var(--border);
      align-items: center;
    }
    .comparison-row:last-child {
      border-bottom: none;
    }
    .comparison-feature {
      font-weight: 600;
      color: var(--dark);
    }
    .comparison-us {
      color: var(--primary);
      font-weight: 600;
      display: flex;
      align-items: center;
      gap: 0.5rem;
    }
    .comparison-others {
      color: var(--gray);
      display: flex;
      align-items: center;
      gap: 0.5rem;
    }
    
    /* Testimonials Section */
    .testimonials-section {
      padding: 80px 0;
    }
    .testimonials-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
      gap: 2rem;
      margin-top: 3rem;
    }
    .testimonial-card {
      background: var(--white);
      border: 1px solid var(--border);
      border-radius: 20px;
      padding: 2rem;
      transition: all 0.3s ease;
      position: relative;
    }
    .testimonial-card:hover {
      border-color: rgb(64 146 205);
      box-shadow: 0 15px 40px rgb(64 146 205);
      transform: translateY(-5px);
    }
    .testimonial-quote {
      font-size: 4rem;
      color: var(--primary);
      opacity: 0.3;
      position: absolute;
      top: 1rem;
      left: 1.5rem;
    }
    .testimonial-text {
      font-style: italic;
      color: var(--gray);
      line-height: 1.7;
      margin: 2rem 0 1.5rem;
      position: relative;
      z-index: 2;
    }
    .testimonial-author {
      display: flex;
      align-items: center;
      gap: 1rem;
    }
    .author-avatar {
      width: 50px;
      height: 50px;
      background: linear-gradient(135deg, var(--primary), var(--secondary));
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      color: white;
      font-weight: bold;
      font-size: 1.2rem;
    }
    .author-info h4 {
      font-weight: 600;
      color: var(--dark);
      margin-bottom: 0.25rem;
    }
    .author-info p {
      color: var(--gray);
      font-size: 0.9rem;
    }
    
    /* Footer */
    .footer {
      background: var(--dark);
      color: white;
      padding: 2rem 0;
      text-align: center;
    }
    .footer p {
      opacity: 0.7;
    }
    
    /* Responsive */
    @media (max-width: 768px) {
      .nav-menu {
        display: none;
      }
      .page-header h1 {
        font-size: 2rem;
      }
      .comparison-row {
        grid-template-columns: 1fr;
        gap: 1rem;
        text-align: center;
      }
      .advantages-grid {
        grid-template-columns: 1fr;
      }
    }