.free-beta-block {
  background: #e7f9ed;
  border: 1.5px solid #86e0b6;
  color: #237f4c;
  padding: 1.1em 1.3em;
  margin: 1.5rem auto 1.5rem auto;
  border-radius: 10px;
  font-size: 1.08rem;
  max-width: 850px;
  box-shadow: 0 2px 8px rgba(56,202,99,0.08);
  display: flex;
  align-items: flex-start;
  gap: 1em;
  line-height: 1.6;
  font-family: inherit;
}
.free-icon {
  font-size: 1.7em;
  flex-shrink: 0;
  margin-top: 2px;
}
.free-beta-block strong {
  color: #249f56;
  font-weight: 700;
}

    body {
      font-family: 'Segoe UI', Arial, sans-serif;
      background: #f5f6fa;
      margin: 0;
      color: #222;
    }
    header {
      background: #283593;
      color: #fff;
      padding: 32px 0 20px 0;
      text-align: center;
      letter-spacing: 1px;
      box-shadow: 0 2px 12px rgba(40,53,147,0.08);
    }
    header h1 {
      margin: 0 0 12px 0;
      font-size: 2.25rem;
      letter-spacing: 1px;
    }
    header p {
      font-size: 1.1rem;
      opacity: 0.85;
      margin: 0;
    }
    .container {
      max-width: 1024px;
      margin: 36px auto 0 auto;
      padding: 0 18px;
    }
    .card-grid {
      display: flex;
      flex-wrap: wrap;
      gap: 28px;
      justify-content: center;
      margin-bottom: 32px;
    }
    .card {
      background: #fff;
      box-shadow: 0 2px 16px rgba(40,53,147,0.06);
      border-radius: 16px;
      flex: 1 1 300px;
      max-width: 330px;
      min-width: 270px;
      padding: 28px 24px 32px 24px;
      text-align: left;
      display: flex;
      flex-direction: column;
      min-height: 350px;
      transition: transform 0.18s;
    }
    .card:hover {
      transform: translateY(-6px) scale(1.025);
      box-shadow: 0 6px 24px rgba(40,53,147,0.12);
    }
    .card h2 {
      font-size: 1.35rem;
      margin-bottom: 10px;
      color: #37474f;
    }
    .card p {
      font-size: 1rem;
      margin-bottom: 14px;
      color: #475366;
      flex-grow: 1;
    }
    .features-list {
      padding-left: 18px;
      margin-bottom: 0;
      color: #3d4351;
      font-size: 0.99rem;
    }
    .download-btn {
      display: inline-block;
      margin-top: 18px;
      padding: 10px 30px;
      font-size: 1rem;
      background: #3949ab;
      color: #fff;
      border: none;
      border-radius: 7px;
      text-decoration: none;
      transition: background 0.15s;
      letter-spacing: 0.03em;
      cursor: pointer;
    }
    .download-btn:hover {
      background: #212b5b;
    }
    section {
      margin-bottom: 30px;
    }
    h3 {
      font-size: 1.22rem;
      color: #303f9f;
      margin-bottom: 7px;
    }
    table {
      width: 100%;
      border-collapse: collapse;
      background: #fff;
      margin: 20px 0;
      box-shadow: 0 2px 8px rgba(40,53,147,0.07);
      border-radius: 10px;
      overflow: hidden;
    }
    th, td {
      padding: 13px 12px;
      text-align: left;
    }
    th {
      background: #e8eaf6;
      color: #283593;
      font-weight: 600;
      border-bottom: solid 2px #c5cae9;
    }
    tr:nth-child(even) {
      background: #f7faff;
    }
    tr:last-child td {
      border-bottom: none;
    }
    @media (max-width: 800px) {
      .card-grid {
        flex-direction: column;
        align-items: center;
      }
      .container {
        padding: 0 6px;
      }
    }
    @media (max-width: 530px) {
      header {
        padding: 22px 0 10px;
      }
      .card {
        padding: 18px 10px 22px 10px;
        min-height: 260px;
      }
    }
     /* Navbar */
    .navbar-header {
      background: #fff;
      box-shadow: 0 2px 12px rgba(0,0,0,0.05);
      position: sticky;
      top: 0;
      z-index: 1000;
    }
    .navbar-container {
      max-width: 1200px;
      margin: 0 auto;
      padding: 0 2vw;
      display: flex;
      align-items: center;
      justify-content: space-between;
      height: 72px;
      flex-wrap: wrap;
    }
    .navbar-logo img {
      height: 48px;
      width: auto;
      display: block;
    }
    .nav-list {
      display: flex;
      gap: 2rem;
      align-items: center;
      transition: max-height 0.3s;
    }
    .nav-list a {
      color: #478ac9;
      text-decoration: none;
      font-weight: 500;
      font-size: 1rem;
      padding: 8px 0;
      transition: color 0.2s;
      position: relative;
    }
    .nav-list a:hover,
    .nav-list a:focus {
      color: #356ca0;
    }
    .nav-list a::after {
      content: '';
      display: block;
      width: 0;
      height: 2px;
      background: #478ac9;
      transition: width 0.2s;
      position: absolute;
      left: 0;
      bottom: -2px;
    }
    .nav-list a:hover::after,
    .nav-list a:focus::after {
      width: 100%;
    }

    .navbar-toggle {
      display: none;
      flex-direction: column;
      justify-content: center;
      width: 40px;
      height: 40px;
      background: none;
      border: none;
      gap: 6px;
      cursor: pointer;
    }
    .navbar-toggle-bar {
      width: 28px;
      height: 3px;
      background: #478ac9;
      border-radius: 2px;
      transition: 0.3s;
    }