body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  margin: 0;
  padding: 2rem;
  text-align: center;
  background-color: #f9f9f9;
  color: #333;
}

header {
  margin-bottom: 2rem;
}

.lang-selector img {
  width: 32px;
  height: auto;
  margin: 0 6px;
  cursor: pointer;
  transition: transform 0.2s;
}

.lang-selector img:hover {
  transform: scale(1.1);
}

main {
  max-width: 600px;
  margin: 0 auto;
}

h1 {
  font-size: 2.2rem;
  margin-bottom: 1rem;
}

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

.btn-app {
  display: inline-block;
  padding: 1rem 2rem;
  background-color: #007aff;
  color: white;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 600;
  transition: background-color 0.3s;
}

.btn-app:hover {
  background-color: #005ecb;
}

.footer-links {
  margin-top: 3rem;
}

.footer-links a {
  margin: 0 1rem;
  color: #666;
  text-decoration: none;
  font-size: 0.95rem;
}

.footer-links a:hover {
  text-decoration: underline;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  margin: 0;
  padding: 2rem;
  text-align: center;
  background: linear-gradient(to bottom, #b5ecf9 0%, rgba(205,205,205,0.0) 100%);
  position: relative;
  min-height: 100vh;
  overflow-x: hidden;
  background-repeat: no-repeat;
  background-attachment: fixed;
}

.background-circles {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
  overflow: hidden;
}

.circle {
  position: absolute;
  border-radius: 50%;
  filter: blur(40px);
  opacity: 0.3;
}

.circle.purple {
  width: 400px;
  height: 400px;
  background: purple;
  top: -200px;
  left: 70%;
}

.circle.orange {
  width: 300px;
  height: 300px;
  background: orange;
  top: -125px;
  left: 10%;
  opacity: 0.2;
}

.circle.pink {
  width: 300px;
  height: 300px;
  background: pink;
  bottom: 0;
  left: 60%;
  opacity: 0.15;
}