/* Hlavička */
.site-header {
  background-color: #fff;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
  position: sticky;
  top: 0;
  z-index: 1000;
}

.site-header .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 15px;
}

/* Logo */
.site-branding {
  display: flex;
  align-items: center;
}

.logo {
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--primary-color);
  text-decoration: none;
}

/* Navigácia */
.main-navigation {
  display: flex;
  align-items: center;
}

.menu-container {
  display: flex;
}

.menu-container ul {
  display: flex;
  list-style: none;
  margin: 0;
  padding: 0;
}

.menu-container li {
  margin-left: 20px;
}

.menu-container a {
  color: var(--text-color);
  font-weight: 500;
  padding: 5px 0;
  position: relative;
}

.menu-container a:hover {
  color: var(--primary-color);
}

.menu-container a::after {
  content: '';
  position: absolute;
  width: 0;
  height: 2px;
  bottom: 0;
  left: 0;
  background-color: var(--primary-color);
  transition: width 0.3s ease;
}

.menu-container a:hover::after {
  width: 100%;
}

/* Tlačidlá prihlásenia a registrácie */
.auth-buttons {
  display: flex;
  margin-left: 20px;
}

.login-button {
  color: var(--primary-color);
  margin-right: 10px;
  padding: 8px 15px;
  border: 1px solid var(--primary-color);
  border-radius: var(--button-radius);
}

.login-button:hover {
  background-color: var(--primary-color);
  color: white;
}

.register-button {
  background-color: var(--primary-color);
  color: white;
  padding: 8px 15px;
  border-radius: var(--button-radius);
}

.register-button:hover {
  background-color: var(--secondary-color);
}

/* Responzívne menu */
.menu-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 10px;
}

.menu-icon {
  display: block;
  width: 25px;
  height: 3px;
  background-color: var(--text-color);
  position: relative;
  transition: background-color 0.3s ease;
}

.menu-icon::before,
.menu-icon::after {
  content: '';
  position: absolute;
  width: 100%;
  height: 100%;
  background-color: var(--text-color);
  transition: all 0.3s ease;
}

.menu-icon::before {
  top: -8px;
}

.menu-icon::after {
  bottom: -8px;
}

/* Responzívny dizajn pre menu */
@media (max-width: 768px) {
  .menu-toggle {
    display: block;
  }
  
  .menu-container {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background-color: white;
    flex-direction: column;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    display: none;
  }
  
  .menu-container.active {
    display: block;
  }
  
  .menu-container ul {
    flex-direction: column;
    padding: 10px 0;
  }
  
  .menu-container li {
    margin: 0;
  }
  
  .menu-container a {
    display: block;
    padding: 10px 15px;
  }
  
  .auth-buttons {
    flex-direction: column;
    margin: 10px 15px;
  }
  
  .login-button {
    margin-right: 0;
    margin-bottom: 10px;
    text-align: center;
  }
  
  .register-button {
    text-align: center;
  }
  
  .menu-toggle.active .menu-icon {
    background-color: transparent;
  }
  
  .menu-toggle.active .menu-icon::before {
    transform: rotate(45deg);
    top: 0;
  }
  
  .menu-toggle.active .menu-icon::after {
    transform: rotate(-45deg);
    bottom: 0;
  }
}