@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;500;700&display=swap');

:root {
  --primary: #c8b3ee;
  --secondary: #a3cbb6;
  --text: #222;
  --glass-bg: rgba(255, 255, 255, 0.15);
  --glass-border: rgba(255, 255, 255, 0.2);
}

body {
  margin: 0;
  font-family: 'Poppins', sans-serif;
  background: linear-gradient(to right, var(--primary), var(--secondary));
  color: var(--text);
}

header.glass-header, footer.glass-footer, nav.glass-nav, .glass-card {
  background: var(--glass-bg);
  backdrop-filter: blur(10px);
  border: 1px solid var(--glass-border);
  border-radius: 15px;
  padding: 1rem;
  margin: 1rem;
  box-shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.2);
  text-align: center;
}

nav ul {
  list-style: none;
  display: flex;
  gap: 1rem;
  padding: 0;
  justify-content: center;
}

nav ul li a {
  text-decoration: none;
  color: var(--text);
  font-weight: 500;
}

nav ul li a:hover {
  text-decoration: underline 4px;
  text-decoration-color: var(--secondary);
}

/* Sprite Icon Styling */
.icon {
  display: inline-block;
  width: 64px;
  height: 64px;
  background-image: url('sprites_social.png');
  background-repeat: no-repeat;
  background-size: 192px 128px;
  margin: 0.75rem;
  transition: transform 0.3s ease, filter 0.3s ease;
	border-radius: 12px;
	box-shadow: 0 4px 12px rgba(0, 0, 0, 0.25); 
}

.icon.facebook { background-position: 0 0; }
.icon.twitter  { background-position: -64px 0; }
.icon.google   { background-position: -128px 0; }

.icon:hover {
  background-position-y: -64px;
  transform: scale(1.1);
}

/* Responsive tweaks */
@media (max-width: 600px) {
  .glass-card {
    display: flex;
    flex-direction: column;
    align-items: center;
  }

  .icon {
    margin: 0.25rem;
  }
}