:root {
  --primary: #2c3e50;
  --secondary: #ecf0f1;
  --accent: #2980b9;
  --text: #333;
  --radius: 8px;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
body {
  font-family: 'Inter', sans-serif;
  color: var(--text);
  line-height: 1.6;
  background: var(--secondary);
}
.container {
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 15px;
}
.header {
  background: #fff;
  box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 15px 0;
}
.logo img {
  height: 60px;
}
.main-nav ul {
  list-style: none;
  display: flex;
  gap: 20px;
}
.main-nav a {
  text-decoration: none;
  color: var(--primary);
  font-weight: 500;
  position: relative;
}
.main-nav a::after {
  content: '';
  height: 2px; width: 0;
  background: var(--accent);
  position: absolute; left: 0; bottom: -4px;
  transition: width .3s;
}
.main-nav a:hover::after {
  width: 100%;
}
.menu-toggle {
  display: none;
  font-size: 24px;
  background: none;
  border: none;
  color: var(--primary);
}
.layout {
  display: flex;
  gap: 20px;
  margin: 30px 0;
}
.sidebar {
  flex: 1;
}
.content {
  flex: 2;
}
.card, .news, .mini-news li {
  background: #fff;
  margin-bottom: 20px;
  padding: 15px;
  border-radius: var(--radius);
  box-shadow: 0 1px 3px rgba(0,0,0,0.1);
}
.content h1 {
  margin-bottom: 15px;
}
.news h3 {
  margin-bottom: 5px;
}
.news a {
  color: var(--accent);
  font-weight: 500;
  text-decoration: none;
}
.footer {
  margin-top: 40px;
  background: #fff;
  padding: 25px 0;
  text-align: center;
  border-top: 1px solid #ddd;
}
.footer-nav ul {
  list-style: none;
  display: flex;
  justify-content: center;
  gap: 15px;
  flex-wrap: wrap;
}
.footer a {
  text-decoration: none;
  color: var(--primary);
}
.impresszum {
  margin-top: 15px;
  font-size: 0.9em;
  color: #777;
}

/* Reszponzív stílusok */
@media(max-width: 992px) {
  .layout {
    flex-direction: column;
  }
}
@media(max-width: 768px) {
  .main-nav ul {
    display: none;
    flex-direction: column;
    background: #fff;
    position: absolute;
    top: 70px;
    right: 15px;
    border: 1px solid #ddd;
    border-radius: var(--radius);
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
  }
  .main-nav ul.show {
    display: flex;
  }
  .menu-toggle {
    display: block;
  }
}