body, html {
  margin: 0;
  padding: 0;
  font-family: 'Inter', sans-serif;
  height: 100vh;
  overflow: hidden;
  background-color: #222631;
  color: #f1f1f1;
}

.container {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  height: 100vh;
  width: 95%;
  max-width: 1200px;
  margin: auto;
  padding: 1rem;
}

.content {
  display: flex;
  flex-direction: column;
  justify-content: center;
  flex: 1;
  gap: 1.5rem;
}

header,
.mockup {
  text-align: center;
}

.download-btn {
  background-color: #ff6f61;
  color: white;
  padding: 0.75rem 1.5rem;
  text-decoration: none;
  border-radius: 8px;
  font-weight: bold;
  display: inline-block;
  transition: background 0.3s;
}

.download-btn:hover {
  background-color: #e85b4f;
}

.phone-frame {
  border: 2px solid #333;
  border-radius: 20px;
  overflow: hidden;
  display: inline-block;
  width: 200px;
  height: 380px;
  box-shadow: 0 0 10px #000;
  margin-bottom: 0.5rem;
}

.phone-frame img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.slider-container {
  width: 260px;
  height: 520px;
  overflow-y: scroll;
  overflow-x: hidden;
  scroll-snap-type: y mandatory;
  border: 2px solid #333;
  border-radius: 20px;
  box-shadow: 0 0 10px #000;
  margin: 0 auto;
  scroll-behavior: smooth;
  background: #1e1e1e;
  scrollbar-width: none;
}

.slider-container::-webkit-scrollbar {
  display: none;
}

.slider-track {
  display: flex;
  flex-direction: column;
}

.slider-slide {
  scroll-snap-align: start;
  height: 520px;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: #000;
}

.slider-slide img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
}

footer {
  text-align: center;
  margin-top: 1rem;
}

.social-icons a {
  margin: 0 0.5rem;
  display: inline-block;
  width: 24px;
  height: 24px;
}

.social-icons img {
  filter: invert(100%);
  opacity: 0.8;
  width: 100%;
  height: 100%;
  transition: opacity 0.3s;
}

.social-icons img:hover {
  opacity: 1;
}

@media (min-width: 768px) {
  .content {
    flex-direction: row;
    align-items: center;
    text-align: left;
  }

  header {
    flex: 1;
    padding-right: 2rem;
  }

  .mockup {
    flex: 1;
    text-align: center;
  }

  .phone-frame {
    width: 260px;
    height: 520px;
  }
}