* { margin: 0; padding: 0; box-sizing: border-box; }
    body {
      font-family: 'Inter', sans-serif;
      background: linear-gradient(to bottom right, #ffffff, #dbeafe);
      color: #000;
      line-height: 1.6;
    }
    header {
      background-color: #ffffffcc;
      padding: 0.5rem 1.5rem;
      display: flex;
      align-items: center;
      justify-content: center;
      border-bottom: 1px solid #e5e7eb;
      backdrop-filter: blur(10px);
    }
    .header-inner {
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 1.5rem;
      max-width: 960px;
      width: 100%;
    }
    .header-inner img {
      width: 250px;
    }
    .header-inner h1 {
      font-size: 2rem;
      font-weight: 700;
      color: #1f2937;
    }
    .header-inner p {
      margin-top: 0.25rem;
      color: #6b7280;
      font-size: 1rem;
    }
    .hero {
      padding: 3rem 1.5rem;
      text-align: center;
    }
    .hero h2 {
      font-size: 2.5rem;
      margin-bottom: 1rem;
      color: #000000;
    }
    .hero p {
      max-width: 600px;
      margin: 0 auto 2rem;
      color: #374151;
    }
    .features {
      display: flex;
      flex-direction: column;
      gap: 1.5rem;
      padding: 2rem 1.5rem;
      max-width: 800px;
      margin: 0 auto;
    }
    .feature {
      background-color: #ffffffcc;
      border: 1px solid #e5e7eb;
      padding: 1.5rem;
      border-radius: 0.5rem;
      backdrop-filter: blur(6px);
    }
    .feature h3 {
      font-size: 1.25rem;
      margin-bottom: 0.5rem;
      color: #1d4ed8;
    }
    .logo {
      width: 60px;
      height: auto;
    }
    form {
      text-align: center;
      margin: 3rem auto;
    }
    form input[type="email"] {
      padding: 0.75rem;
      font-size: 1rem;
      width: 300px;
      max-width: 90%;
      border: 1px solid #d1d5db;
      border-radius: 0.375rem;
      margin-right: 0.5rem;
    }
    form button {
      padding: 0.75rem 1.5rem;
      font-size: 1rem;
      background-color: #2563eb;
      color: white;
      border: none;
      border-radius: 0.375rem;
      cursor: pointer;
    }
    footer {
      text-align: center;
      padding: 2rem;
      color: #6b7280;
    }