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

body {
  font-family: "Segoe UI", sans-serif;
  color: #222;
  line-height: 1.6;
}

header.header {
  text-align: center;
  padding: 40px 20px;
  background: #f8f9fa;
}

header .app-icon {
  width: 100px;
  border-radius: 20px;
}

.subtitle {
  color: #666;
  margin-top: 5px;
}

.store-links img {
  height: 50px;
  margin: 10px;
}

.features {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 40px;
  padding: 60px 20px;
}

.feature-column {
  flex: 1;
}

.feature {
  margin-bottom: 30px;
}

.app-preview {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

@media (min-width: 768px) {
  .app-preview {
    flex-direction: row;
    gap: 20px;
  }
}

.app-preview img {
  max-width: 250px;
  display: block;
}
.screenshots {
  text-align: center;
  padding: 60px 20px;
}

.screenshots-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 20px;
  margin-top: 20px;
}

.screenshot-double img {
  width: 150px;
  margin: 5px;
}

.screenshots img {
  max-width: 200px;
  border-radius: 10px;
  box-shadow: 0 3px 8px rgba(0,0,0,0.15);
}

.footer {
  background: #222;
  color: #fff;
  text-align: center;
  padding: 20px;
}

.footer a {
  color: #fff;
  text-decoration: none;
}