/* =========================================
   Smooth Scrolling
========================================= */
html {
  scroll-behavior: smooth;
}

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

/* =========================================
   Body
========================================= */
body {
  display: flex;
  font-family: Arial, sans-serif;
  background: #f7f9f6;
  color: #333;
  overflow-x: hidden;
}

/* =========================================
   Sidebar Desktop
========================================= */
.sidebar {
  width: 260px;
  height: 100vh;
  background: linear-gradient(180deg, #7bc67b, #5ea75e);
  color: white;
  padding: 40px 20px;
  position: fixed;
  left: 0;
  top: 0;
  z-index: 1000;

  display: flex;
  flex-direction: column;
}

.sidebar h1 {
  margin-bottom: 40px;
  font-size: 28px;
  line-height: 1.2;
}

/* =========================================
   Navigation
========================================= */
.sidebar nav {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.sidebar nav a {
  color: white;
  text-decoration: none;
  padding: 12px 15px;
  border-radius: 10px;
  transition: all 0.3s ease;
  font-size: 16px;
}

.sidebar nav a:hover {
  background: rgba(255,255,255,0.2);
  transform: translateX(5px);
}

/* =========================================
   Main Content
========================================= */
.content {
  margin-left: 260px;
  width: calc(100% - 260px);
}

/* =========================================
   Sections
========================================= */
section {
  min-height: 100vh;
  padding: 80px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

/* =========================================
   Hero Section
========================================= */
.hero {
  background:
    linear-gradient(rgba(94,167,94,0.65), rgba(94,167,94,0.65)),
    url('zwerge.jpeg');

  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;

  color: white;
}

.hero h2 {
  font-size: 54px;
  margin-bottom: 20px;
  max-width: 700px;
  line-height: 1.1;
}

.hero p {
  font-size: 22px;
  max-width: 650px;
  line-height: 1.6;
}

/* =========================================
   Standard Sections
========================================= */
section:not(.hero) {
  background: white;
  border-bottom: 1px solid #eee;
}

section h2 {
  font-size: 42px;
  margin-bottom: 25px;
  color: #5ea75e;
  line-height: 1.2;
}

section p {
  max-width: 700px;
  line-height: 1.8;
  font-size: 18px;
}

/* =========================================
   Tablet
========================================= */
@media (max-width: 1100px) {

  .sidebar {
    width: 220px;
    padding: 30px 15px;
  }

  .content {
    margin-left: 220px;
    width: calc(100% - 220px);
  }

  section {
    padding: 60px;
  }

  .hero h2 {
    font-size: 42px;
  }

  section h2 {
    font-size: 34px;
  }
}

/* =========================================
   Smartphone Optimierung
========================================= */
@media (max-width: 768px) {

  body {
    flex-direction: column;
  }

  /* Mobile Navigation oben fixieren */
  .sidebar {
    width: 100%;
    height: auto;
    position: fixed;
    top: 0;
    left: 0;

    padding: 15px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
  }

  .sidebar h1 {
    font-size: 24px;
    margin-bottom: 15px;
    text-align: center;
  }

  /* Horizontales Scroll-Menü */
  .sidebar nav {
    flex-direction: row;
    overflow-x: auto;
    overflow-y: hidden;
    white-space: nowrap;
    gap: 10px;

    padding-bottom: 5px;

    scrollbar-width: none;
  }

  .sidebar nav::-webkit-scrollbar {
    display: none;
  }

  .sidebar nav a {
    flex: 0 0 auto;
    font-size: 14px;
    padding: 10px 14px;
    background: rgba(255,255,255,0.12);
    border-radius: 999px;
  }

  .sidebar nav a:hover {
    transform: none;
  }

  /* Content */
  .content {
    margin-left: 0;
    width: 100%;
    margin-top: 150px;
  }

  /* Sections */
  section {
    min-height: auto;
    padding: 60px 25px;
  }

  .hero {
    min-height: 85vh;
  }

  .hero h2 {
    font-size: 34px;
    line-height: 1.2;
  }

  .hero p {
    font-size: 18px;
  }

  section h2 {
    font-size: 30px;
  }

  section p {
    font-size: 16px;
    line-height: 1.7;
  }
}

/* =========================================
   Kleine Smartphones
========================================= */
@media (max-width: 480px) {

  .sidebar {
    padding: 12px;
  }

  .sidebar h1 {
    font-size: 20px;
  }

  .sidebar nav a {
    font-size: 13px;
    padding: 8px 12px;
  }

  .content {
    margin-top: 135px;
  }

  section {
    padding: 50px 20px;
  }

  .hero h2 {
    font-size: 28px;
  }

  .hero p {
    font-size: 16px;
  }

  section h2 {
    font-size: 26px;
  }

  section p {
    font-size: 15px;
  }
}