/* CSS Reset */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Open Sans', sans-serif;
  line-height: 1.6;
  color: #333;
  font-size: 16px;
  background-color: #f5f5f5;
}

header {
  background: linear-gradient(45deg, #F8B927, #e0a800);
  color: #fff;
  text-align: center;
  padding: 60px 20px;
}

header h1 {
  font-family: 'Lobster', cursive;
  font-size: 4.5rem; /* ca. 72px */
  margin-bottom: 10px;
}

header p {
  font-size: 1.25rem;
}

nav {
  background-color: #333;
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: 0 2px 5px rgba(0,0,0,0.2);
}

nav ul {
  list-style: none;
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
}

nav ul li {
  margin: 0 10px;
}

nav ul li a {
  color: #fff;
  text-decoration: none;
  padding: 15px 20px;
  display: block;
  font-size: 1rem;
  transition: background-color 0.3s ease, transform 0.3s ease;
}

nav ul li a:hover {
  background-color: #555;
  transform: translateY(-2px);
}

/* Container-Bereich: max. 1400px */
.container {
  max-width: 1400px;
  margin: 40px auto;
  padding: 0 20px;
}

/* Allgemeine Sektionen */
section {
  padding: 60px 0;
}

/* Willkommenstext */
.welcome {
  text-align: center;
}

.welcome h2 {
  font-size: 2.5rem;
  margin-bottom: 20px;
}

.welcome p {
  font-size: 1.125rem;
  margin-bottom: 20px;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

/* Responsive iframe-Container */
.responsive-iframe {
  position: relative;
  width: 100%;
  height: 0;
  padding-bottom: 56.25%;
  margin: 0 auto;
}

.responsive-iframe iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border: 0;
}

/* Tour-Sektion */
.tour {
  text-align: center;
}

.tour .iframe-caption {
  margin-top: 10px;
  font-style: italic;
  font-size: 1rem;
}

/* Vorteile-Sektion */
.benefits {
  background-color: #fff;
  padding: 40px;
  margin: 40px 0;
  border-radius: 8px;
  box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

.benefits h2 {
  margin-bottom: 20px;
  color: #F8B927;
  font-size: 2.5rem;
  text-align: center;
}

.benefits ul {
  list-style: none;
  padding-left: 0;
}

.benefits li {
  margin-bottom: 15px;
  line-height: 1.5;
  font-size: 1.125rem;
}

.benefits li::before {
  content: "🔹";
  margin-right: 8px;
}

.benefits .call-to-action {
  font-weight: 600;
  margin-top: 30px;
  text-align: center;
  font-size: 1.25rem;
}

/* CTA-Bereich */
.cta {
  background: linear-gradient(45deg, #F8B927, #e0a800);
  color: #fff;
  padding: 40px 20px;
  text-align: center;
  margin: 40px 0;
  border-radius: 10px;
  transition: transform 0.3s ease;
}

.cta:hover {
  transform: scale(1.02);
}

.cta h2 {
  font-size: 2.5rem;
  margin-bottom: 20px;
}

.cta p {
  font-size: 1.25rem;
  margin-bottom: 20px;
}

.cta a {
  background-color: #333;
  color: #fff;
  padding: 15px 25px;
  text-decoration: none;
  display: inline-block;
  margin-top: 15px;
  border-radius: 5px;
  transition: background-color 0.3s ease, transform 0.3s ease;
  font-size: 1rem;
}

.cta a:hover {
  background-color: #555;
  transform: translateY(-2px);
}

/* Footer */
footer {
  background-color: #333;
  color: #fff;
  text-align: center;
  font-size: 0.875rem;
  padding: 20px;
}

footer a {
  color: #fff;
  text-decoration: none;
  margin: 0 5px;
}

footer a:hover {
  text-decoration: underline;
}

.social {
  margin-top: 10px;
}

.social a {
  color: #fff;
  margin: 0 10px;
  font-size: 1.5rem;
  transition: color 0.3s ease;
}

.social a:hover {
  color: #F8B927;
}

/* Back-to-top Button */
#back-to-top {
  position: fixed;
  bottom: 20px;
  right: 20px;
  background-color: #F8B927;
  color: #fff;
  border: none;
  padding: 10px 15px;
  border-radius: 50%;
  cursor: pointer;
  display: none;
  transition: opacity 0.3s ease, background-color 0.3s ease;
  z-index: 1000;
  font-size: 1.5rem;
  line-height: 1;
}

#back-to-top:hover {
  background-color: #e0a800;
}

/* Responsive Anpassungen */
@media (max-width: 600px) {
  header h1 {
    font-size: 3.5rem;
  }
  
  .welcome h2 {
    font-size: 2rem;
  }
  
  .welcome p {
    font-size: 1rem;
  }
  
  .cta h2 {
    font-size: 2rem;
  }
  
  .cta p {
    font-size: 1rem;
  }
  
  nav ul li a {
    padding: 10px 15px;
  }
}