* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: Arial, sans-serif;
}

body {
  min-height: 100vh;
  background: #0b1c2d;
  color: #ffffff;
}

/* ===== NAVBAR ===== */
.navbar {
  height: 70px;
  background: linear-gradient(90deg, #02164a, #032c7a);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 40px;
}

.logo {
  color: #33f0ff;
  font-size: 22px;
  font-weight: bold;
}

.navbar ul {
  list-style: none;
  display: flex;
  gap: 25px;
}

.navbar ul li a {
  text-decoration: none;
  color: #ffffff;
  font-weight: 500;
}

.navbar ul li a:hover {
  color: #33f0ff;
}

/* ===== LAYOUT ===== */
.container {
  display: flex;
  justify-content: center;
  padding: 60px 20px;
}

.column {
  flex-direction: column;
  align-items: center;
}

/* ===== KARTY ===== */
.card {
  background: linear-gradient(180deg, #0433a3, #03246d);
  border-radius: 20px;
  padding: 30px;
  width: 100%;
  max-width: 800px;
  box-shadow: 0 0 40px rgba(0,0,0,0.4);
  margin-bottom: 30px;
}

.card.small {
  max-width: 380px;
}

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

.card-title {
  background: #33f0ff;
  color: #001a33;
  padding: 10px 18px;
  border-radius: 12px;
  font-weight: bold;
  margin-bottom: 20px;
  display: inline-block;
}

.card ul {
  padding-left: 20px;
}

.card ul li {
  margin-bottom: 10px;
}