body {
  margin: 0;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background:
    linear-gradient(rgba(0, 0, 0, 0.05), rgba(0, 0, 0, 0.15)),
    url("/images/flyers-background.jpeg");
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}

/* Center the card in the page area */
.content {
  flex: 1;                        /* take up remaining height between header/footer */
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 3rem 1.5rem;            /* pushes the card away from nav */
}

/* The glassy center card */
.card {
  max-width: 480px;
  width: 100%;
  padding: 3rem 2rem;
  text-align: center;
  border-radius: 1rem;
  border: 1px solid rgba(148, 163, 184, 0.35);
  background:
    linear-gradient(rgba(255, 255, 255, 0.15), rgba(255, 255, 255, 0.08)),
    rgba(2, 6, 23, 0.65);
  backdrop-filter: blur(8px);
}

/* --- Sticky Navigation Bar (single, final definition) --- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  backdrop-filter: blur(12px);
  background: rgba(0, 0, 0, 0.6);       /* translucent so your background shows through */
  padding: 1rem 0;                      /* vertical breathing room */
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}

/* Navigation links container */
.nav {
  display: flex;
  justify-content: center;
  gap: 2.5rem;                          /* space between links */
}

/* Links */
.nav a {
  color: #f9fafb;
  text-decoration: none;
  font-size: 1rem;
  font-weight: 500;
  padding: 0.35rem 0.75rem;
  border-radius: 0.4rem;
  transition: background 0.2s ease, transform 0.2s ease;
}

.nav a:hover {
  background: rgba(255, 255, 255, 0.16);
  transform: translateY(-1px);
}

.nav a.active {
  background: rgba(255, 255, 255, 0.25);
  font-weight: 600;
}

/* Footer */
.site-footer {
  text-align: center;
  padding: 1.5rem 0;
  color: #ffffff;          /* white text */
  font-size: 0.9rem;
  opacity: 0.9;
}

.site-footer p {
  margin: 0;
}