body {
  font-family: Arial, sans-serif;
  margin: 0;
  padding: 0;
  background: linear-gradient(to bottom, #e8f4fd, #ffffff);
  color: #333;
}

header {
  background: #333;
  height: 80px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 20px;
}

#lang-btn {
  background: #555;
  color: #fff;
  border: none;
  font-size: 1.1em;
  cursor: pointer;
  font-weight: bold;
  padding: 10px 15px;
  border-radius: 20px;
  transition: background 0.3s;
}

#lang-btn:hover {
  color: #ffd700;
  background: #777;
}

img[alt="Funity logo"] {
  max-width: 300px;
  height: auto;
}

nav {
  display: flex;
  gap: 10px;
}

nav a {
  color: #fff;
  text-decoration: none;
  font-size: 1.1em;
  font-weight: bold;
  background: #555;
  padding: 10px 15px;
  border-radius: 5px;
  transition: background 0.3s;
}

nav a:hover {
  color: #ffd700;
  background: #777;
}

.container {
  max-width: 900px;
  margin: 0 auto;
  padding: 20px;
}

.card {
  background: #fff;
  border-radius: 12px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.1);
  padding: 24px;
  text-align: center;
  width: 320px;
  margin: 20px auto;
}

.card img {
  width: 100%;
  border-radius: 8px;
  margin-bottom: 16px;
}

.card h3 {
  margin: 0 0 10px;
}

.card p {
  color: #555;
}

.products-list {
  display: flex;
  flex-wrap: wrap;
  gap: 40px;
  justify-content: center;
}

.hidden {
  display: none;
}

.faq {
  background: #fff;
  border-radius: 12px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.1);
  padding: 24px;
  margin: 20px auto;
  max-width: 600px;
}

.faq h3 {
  margin-top: 0;
}

.faq dt {
  font-weight: bold;
  margin-top: 16px;
}

.faq dd {
  margin: 0 0 12px 0;
  color: #444;
}

/* Responsive dla smartfonów */
@media (max-width: 1024px) {
  header {
    height: 81px;
    padding: 0 5px;
  }

  img[alt="Funity logo"] {
    max-width: 150px;
  }

  #lang-btn {
    padding: 4px 8px;
    font-size: 0.9em;
  }

  nav {
    gap: 3px;
  }

  nav a {
    padding: 4px 8px;
    font-size: 0.9em;
  }

  .container {
    padding: 10px;
  }

  .card {
    width: 100%;
    margin: 10px 0;
  }

  .products-list {
    gap: 20px;
  }

  .faq {
    margin: 10px 0;
  }
}