/* Reset */
body, h1, h2, p, ul, li, a {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  list-style: none;
  text-decoration: none;
}

/* Telo stránky */
body {
  font-family: 'Palatino Linotype', 'Book Antiqua', Palatino, serif;
  background: #ffffff;
  color: #000;
  line-height: 1.6;
}

/* Hlavička */
header {
  background: #00274d; /* Tmavá modrá */
  color: white;
  padding: 20px;
  text-align: center; /* Text na stred */
  border-bottom: 4px solid #00a2ff; /* Svetlejšia modrá */
}

header h1 {
  font-size: 2.5rem;
  margin-bottom: 10px;
}

nav {
  margin-top: 15px;
}

nav ul {
  display: inline-flex; /* Na stred */
  gap: 15px;
}

nav ul li a {
  font-weight: bold;
  color: white;
  padding: 5px 15px;
  border: 1px solid #ffffff;
  border-radius: 3px;
  transition: background 0.3s;
}

nav ul li a:hover {
  background: #00a2ff;
}

/* Obsah */
main {
  max-width: 1100px;
  margin: 40px auto;
  padding: 20px;
  background: white;
  border-left: 8px solid #00274d; /* Tmavá modrá */
  border-radius: 5px;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1); /* Jemný tieň */
}

section {
  margin-bottom: 40px;
}

h2 {
  color: #00274d; /* Tmavá modrá */
  font-size: 2rem;
  margin-bottom: 10px;
  border-bottom: 3px solid #00a2ff; /* Svetlá modrá */
  padding-bottom: 5px;
}

p, ul, ol {
  margin-bottom: 15px;
}

ul li {
  margin-left: 20px;
  position: relative;
}

ul li::before {
  content: "•";
  color: #00274d; /* Tmavá modrá */
  font-size: 1.2rem;
  position: absolute;
  left: -15px;
  top: 0;
}

/* Päta stránky */
footer {
  text-align: center; /* Text na stred */
  padding: 15px 20px;
  background: #00274d;
  color: white;
  font-size: 0.9rem;
  margin-top: 30px;
  border-top: 4px solid #00a2ff; /* Svetlá modrá */
}

footer a {
  color: #00a2ff;
  text-decoration: none;
}

footer a:hover {
  color: white;
}