:root {
  --bg: #f5f5f7;
  --fg: #000;
  --accent: #0071e3;
  --card-bg: #fff;
  --card-hover: #f0f0f5;
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

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

html {
  scroll-behavior: smooth;
}

body {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font);
  line-height: 1.6;
}

/* Hero */
.hero {
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100vh;
  background: radial-gradient(ellipse at center, #ffffff 0%, #e5e5ea 100%);
  text-align: center;
  padding: 2rem;
}

.hero-content {
  max-width: 800px;
}

.hero h1 {
  font-size: 4rem;
  font-weight: 600;
  margin-bottom: 1rem;
}

.hero h1 span {
  display: inline-block;
  color: var(--fg);
  animation: float 3s ease-in-out infinite;
}

.hero p {
  font-size: 1.25rem;
  color: #555;
  margin-bottom: 2rem;
}

.avatar {
  width: 125px;
  height: 125px;
  border-radius: 50%;
  margin-bottom: 1rem;
  transition: transform 0.3s ease;
}

.avatar:hover {
  transform: scale(1.05);
}

.btn {
  background: var(--accent);
  color: white;
  padding: 0.8rem 2rem;
  text-decoration: none;
  font-weight: 500;
  border-radius: 12px;
  transition: background 0.3s;
}

.btn.small {
  font-size: 0.9rem;
  padding: 0.5rem 1rem;
  margin-top: 1rem;
  display: inline-block;
  background: transparent;
  color: var(--accent);
  border: 2px solid var(--accent);
  border-radius: 8px;
  transition: all 0.3s ease;
  font-weight: 500;
  position: relative;
  z-index: 0;
  overflow: hidden;
  transition: background 0.4s ease, color 0.4s ease, border-color 0.4s ease;
}

.btn:hover {
  background: var(--accent);
  color: var(--card-hover);
  border: 2px solid var(--card-bg);
}

/* Features */
.features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
  padding: 4rem 5%;
}

.feature-card {
  background: var(--card-bg);
  display: flex;                     /* NEU: macht die Karte zu einem Flex-Container */
  flex-direction: column;            /* vertikal stapeln */
  padding: 2rem;
  border-radius: 20px;
  box-shadow: 0 10px 25px rgba(0,0,0,0.05);
  transition: background 0.3s ease, transform 0.2s ease;
  margin-bottom: 1.5rem;
}

.feature-card:hover {
  background: var(--card-hover);
  transform: translateY(-4px);
}

.feature-card h2 {
  font-size: 1.5rem;
  margin-bottom: 0.8rem;
}

.feature-card p {
  color: #666;
  flex-grow: 1;                      /* 🚀 Beschreibung nimmt restlichen Platz */
  margin-bottom: 1rem;              /* etwas Abstand zum Button */
}

/* Footer */
.footer {
  padding: 2rem 0;
  text-align: center;
  font-size: 0.9rem;
  color: #999;
  background: #eee;
  margin-top: 3rem;
}

/* Animation */
@keyframes float {
  0% { transform: translateY(0); }
  50% { transform: translateY(-4px); }
  100% { transform: translateY(0); }
}

/* 📱 Responsive Design */

/* Tablet (Portrait) */
@media (max-width: 1024px) {
  .hero h1 {
    font-size: 3rem;
  }

  .hero p {
    font-size: 1.1rem;
  }

  .features {
    padding: 3rem 4%;
  }
}

/* Smartphone */
@media (max-width: 600px) {
  .hero {
    padding: 3rem 1rem;
    height: auto;
  }

  .hero h1 {
    font-size: 2.2rem;
  }

  .hero p {
    font-size: 1rem;
  }

  .btn {
    padding: 0.7rem 1.5rem;
    font-size: 1rem;
  }

  .features {
    grid-template-columns: 1fr;
    padding: 2rem 1rem;
    gap: 1.5rem;
  }

  .feature-card {
    padding: 1.5rem;
  }

  .footer {
    font-size: 0.8rem;
    padding: 1.5rem 1rem;
  }
}


.hero {
  position: relative;
  overflow: hidden;
}

.avatar {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 500px; /* vorher: 300px */
  height: 500px;
  transform: translate(-50%, -50%);
  opacity: 0.12; /* vorher: 0.05 */
  z-index: 0;
  border-radius: 50%;
  pointer-events: none;
  object-fit: cover;
  filter: blur(0.2px);
}

@media (max-width: 600px) {
  .avatar {
    width: 220px;
    height: 220px;
    opacity: 0.08;
  }
}

.hero-content {
  position: relative;
  z-index: 1;
}





/* Abschnittsüberschriften (Apps, Plugins, etc.) */
.features h2 {
  font-size: 2rem;
  margin-bottom: 1.5rem;
  font-weight: 600;
  color: var(--fg);
  grid-column: 1 / -1; /* Titel nimmt volle Grid-Breite */
}

/* Sprach-Label */
.language-tag {
  display: inline-block;
  background: #e6f0fa;
  color: #0366d6;
  font-size: 0.65rem;
  font-weight: 500;
  padding: 0.2rem 0.5rem;
  border-radius: 999px;
  margin-left: 0.5rem;
  vertical-align: middle;
  white-space: nowrap;
}

/* Abstand zwischen mehreren Feature-Blöcken */
.features + .features {
  margin-top: 3rem;
}




.btn.explore {
  background: linear-gradient(
    270deg,
    #f9aa0b,
    #f94d6a,
    #b453ff,
    #24c8ff,
    #f9aa0b
  );
  background-size: 400% 400%;
  animation: gradientFlow 10s ease infinite;
}

.btn.explore:hover {
  transform: scale(1.05);
}

@keyframes gradientFlow {
  0% {
    background-position: 0% 50%;
  }
  50% {
    background-position: 100% 50%;
  }
  100% {
    background-position: 0% 50%;
  }
}











@media (prefers-color-scheme: dark) {
  :root {
    --bg: #1c1c1e;
    --fg: #f5f5f7;
    --accent: #0a84ff;
    --card-bg: #2c2c2e;
    --card-hover: #3a3a3c;
  }

  body {
    background: var(--bg);
    color: var(--fg);
  }

  .hero {
    background: radial-gradient(ellipse at center, #2c2c2e 0%, #1c1c1e 100%);
  }

  .hero p {
    color: #ccc;
  }

  .feature-card {
    background: var(--card-bg);
    color: var(--fg);
  }

  .feature-card p {
    color: #aaa;
  }

  .btn {
    background: var(--accent);
    color: white;
    border-color: var(--accent);
  }

  .btn.small {
    background: transparent;
    color: var(--accent);
    border-color: var(--accent);
  }

  .btn:hover {
    background: var(--accent);
    color: #fff;
    border-color: var(--card-bg);
  }

  .footer {
    background: #2c2c2e;
    color: #aaa;
  }

  .language-tag {
    background: #334155;
    color: #93c5fd;
  }
}








.scroll-down {
  position: absolute;
  bottom: 4rem;              /* Abstand vom unteren Rand des headers */
  left: 50%;
  transform: translateX(-50%);
  animation: bounce 2s infinite;
  opacity: 0.8;
  z-index: 2;
  transition: opacity 0.3s ease;
  color: var(--accent);
  text-decoration: none;
}

.scroll-down:hover {
  opacity: 1;
}

.scroll-down svg {
  width: 32px;
  height: 32px;
  stroke: var(--fg);
}

/* Bounce Animation */
@keyframes bounce {
  0%, 100% {
    transform: translateX(-50%) translateY(0);
  }
  50% {
    transform: translateX(-50%) translateY(10px);
  }
}

@media (max-width: 600px) {
  .scroll-down {
    display: none;
  }
}