body {
    margin: 0;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(to bottom right, #dbeafe, #ffffff);
  }

  
  .container {
  margin: 3rem auto;
    background-color: white;
    padding: 2.5rem;
    border-radius: 1.5rem;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
    max-width: 700px;
    text-align: center;
  }

  .logos {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 2rem;
    margin-bottom: 2rem;
    flex-wrap: wrap;
  }
  
  .logo-main {
    max-height: 100px;
    height: auto;
    width: auto;
  }
  
  .logo-small {
    max-height: 60px;
    height: auto;
    width: auto;
  }
  
  h1 {
    color: #1e40af;
    font-size: 2rem;
    margin-bottom: 1rem;
  }
  
  p {
    color: #374151;
    font-size: 1.125rem;
    margin-bottom: 2rem;
  }
  
  strong {
    font-weight: bold;
  }
  
  .button {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    background-color: #2563eb;
    color: white;
    font-weight: 600;
    border-radius: 0.75rem;
    text-decoration: none;
    transition: background-color 0.3s ease;
  }
  
  .button:hover {
    background-color: #1e3a8a;
  }

  /* Navigační menu */
.nav justify-content-center {
  background-color: #1e3a8a;
  padding: 0.5rem 1rem;
  position: relative;
}

.menu {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  text-align: center;
}

.menu > li {
  position: relative;
}

.menu a {
  display: block;
  color: white;
  padding: 0.75rem 1rem;
  text-decoration: none;
  font-weight: 500;
}

.menu a:hover {
  background-color: #374151;
}

.submenu {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  background-color: #1e3a8a;
  list-style: none;
  margin: 0;
  padding: 0;
  min-width: 220px;
  z-index: 1000;
}

.submenu li a {
  padding: 0.5rem 1rem;
  font-size: 0.95rem;
  white-space: nowrap;
}

.dropdown:hover .submenu {
  display: block;
}

/* Hamburger icon */
.menu-icon {
  display: none;
  font-size: 1.8rem;
  color: white;
  cursor: pointer;
}

/* Checkbox to toggle menu on mobile */
.menu-toggle {
  display: none;
}

/* Responsive */
@media (max-width: 768px) {
  .menu-icon {
    display: block;
    padding: 0.5rem 1rem;
  }

  .menu {
    flex-direction: column;
    display: none;
    background-color: #1e3a8a;
  }

  .menu-toggle:checked + .menu-icon + .menu {
    display: flex;
  }

  .menu > li {
    width: 100%;
  }

  .dropdown:hover .submenu {
    position: relative;
  }

  .submenu {
    position: relative;
    display: none;
    background-color: #374151;
  }

  .dropdown:hover .submenu {
    display: block;
  }
}