body {
  background: #070c16;
  color: #fff;
  font-family: 'Inter', Arial, sans-serif;
  margin: 0;
  padding: 0;
}

a {
  color: inherit;
  text-decoration: none;
}

header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 28px 32px 0 32px;
  background: transparent;
}

.logo {
  font-size: 2rem;
  font-weight: 700;
  color: #fff;
  letter-spacing: -1px;
}
.logo span {
  color: #2196f3;
}

nav ul {
  display: flex;
  gap: 32px;
  list-style: none;
  margin: 0;
  padding: 0;
}
nav ul li a {
  font-size: 1.1rem;
  color: #fff;
  opacity: 0.85;
  transition: opacity 0.2s;
}
nav ul li a.active,
nav ul li a:hover {
  opacity: 1;
  font-weight: 600;
  border-bottom: 2px solid #2196f3;
}

.menu-btn {
  background: none;
  border: none;
  color: #fff;
  font-size: 2rem;
  display: none;
  cursor: pointer;
}

/* Hero Section */
.hero {
  margin: 48px auto 0 auto;
  max-width: 700px;
  text-align: left;
  padding: 0 24px;
}
.hero h1 {
  font-size: 3rem;
  font-weight: 700;
  margin: 0 0 16px 0;
  line-height: 1.1;
  color: #fff;
}
.hero h1 span {
  color: #2196f3;
  display: block;
}

/* Content Card */
.content-card {
  background: #131522;
  border-radius: 24px;
  margin-top: 24px;
  min-height: 220px;
  position: relative;
  display: flex;
  align-items: flex-end;
  justify-content: flex-end;
  padding: 0 24px 24px 24px;
}
.card-icons {
  display: flex;
  flex-direction: column;
  gap: 24px;
  position: absolute;
  right: 32px;
  top: 32px;
}
.card-icons button {
  background: none;
  border: none;
  color: #2196f3;
  font-size: 2rem;
  cursor: pointer;
  transition: color 0.2s;
}
.card-icons button:hover {
  color: #fff;
}

/* Bottom Navigation (nur mobil) */
.bottom-nav {
  display: none;
  position: fixed;
  left: 0;
  bottom: 0;
  width: 100vw;
  background: #070c16;
  border-top: 1px solid #222;
  padding: 8px 0 4px 0;
  z-index: 100;
  justify-content: space-around;
}
.bottom-nav a {
  flex: 1;
  text-align: center;
  color: #fff;
  font-size: 1.1rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
}
.bottom-nav a span:first-child {
  font-size: 1.7rem;
  color: #2196f3;
}
.bottom-nav a.active,
.bottom-nav a:hover {
  color: #2196f3;
}

/* Responsive Styles */
@media (max-width: 900px) {
  .hero {
    max-width: 100%;
    padding: 0 12px;
  }
  .content-card {
    min-height: 160px;
    padding: 0 12px 12px 12px;
  }
  .card-icons {
    right: 16px;
    top: 16px;
    gap: 18px;
  }
}

@media (max-width: 700px) {
  header {
    padding: 18px 12px 0 12px;
  }
  nav ul {
    gap: 18px;
  }
  .menu-btn {
    display: block;
  }
  nav ul {
    display: none;
  }
  .bottom-nav {
    display: flex;
  }
}

/* Optional: Hamburger-Menü für Mobilgeräte */
@media (max-width: 700px) {
  nav.open ul {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 60px;
    right: 12px;
    background: #131522;
    border-radius: 12px;
    padding: 16px 24px;
    gap: 16px;
    z-index: 200;
  }
}