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

body {
  font-family: 'Poppins', sans-serif;
  background-color: #f5f7fa;
  color: #333;
}

header {
  background: #fff;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  padding: 1rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  position: sticky;
  top: 0;
  z-index: 1000;
}

.logo {
  font-size: 1.5rem;
  font-weight: 600;
  color: #4facfe;
}

.logo span {
  color: #00f2fe;
}

.nav-links {
  list-style: none;
  display: flex;
  gap: 1.5rem;
}

.nav-links a {
  text-decoration: none;
  font-weight: 400;
  color: #333;
  transition: color 0.3s;
}

.nav-links a:hover {
  color: #4facfe;
}

.hero {
  height: 100vh;
  background: linear-gradient(120deg, #4facfe, #00f2fe);
  color: white;
  display: flex;
  justify-content: center;
  align-items: center;
  text-align: center;
  padding: 2rem;
}

.hero h1 {
  font-size: 3rem;
  margin-bottom: 1rem;
}

.hero p {
  font-size: 1.2rem;
  margin-bottom: 2rem;
}

.hero .btn {
  padding: 0.8rem 2rem;
  background: white;
  color: #4facfe;
  border-radius: 5px;
  font-weight: 600;
  text-decoration: none;
  transition: transform 0.3s;
}

.hero .btn:hover {
  transform: scale(1.1);
}

section {
  padding: 4rem 2rem;
  text-align: center;
}

.about-content {
  max-width: 800px;
  margin: 0 auto;
}

.project-info {
  margin: 0 auto;
  max-width: 700px;
  background-color: #f9f9f9;
  padding: 1.5rem;
  border: 1px solid #ddd;
  border-radius: 5px;
  font-size: 1rem;
  line-height: 1.6;
  color: #333;
}

.project-info a {
  color: #4facfe;
  text-decoration: none;
  font-weight: 600;
}

.project-info a:hover {
  text-decoration: underline;
}

.skills-container {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 1rem;
}

.skill {
  padding: 1rem 2rem;
  background: #4facfe;
  color: white;
  border-radius: 20px;
  font-weight: 600;
}

.contact form {
  max-width: 600px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.contact input,
.contact textarea {
  width: 100%;
  padding: 1rem;
  border: 1px solid #ddd;
  border-radius: 5px;
}

.contact .btn {
  padding: 0.8rem;
  background: #4facfe;
  color: white;
  border: none;
  cursor: pointer;
  border-radius: 5px;
  font-weight: 600;
}

footer {
  background: #111;
  color: white;
  padding: 1rem 0;
  text-align: center;
}