/* Shared layout styles: navigation, footer, responsive helpers */

/* Navigation */
.main-nav {
  background: #fff;
  box-shadow: 0 2px 10px rgba(0,0,0,0.1);
  position: sticky;
  top: 0;
  z-index: 1000;
}
.nav-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 0;
}
.nav-logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}
.nav-logo-img {
  width: 40px;
  height: 40px;
  border-radius: 8px;
}
.nav-logo-text {
  font-weight: bold;
  font-size: 1.25rem;
  color: #2c3e50;
}
.nav-menu {
  display: flex;
  list-style: none;
  margin: 0;
  padding: 0;
  gap: 2rem;
}
.nav-link {
  color: #666;
  text-decoration: none;
  font-weight: 500;
  padding: 0.5rem 1rem;
  border-radius: 20px;
  transition: all 0.3s ease;
}
.nav-link:hover, .nav-link.active {
  color: #007bff;
  background: #f8f9fa;
}
.nav-toggle {
  display: none;
  flex-direction: column;
  cursor: pointer;
  gap: 4px;
}
.nav-toggle span {
  width: 25px;
  height: 3px;
  background: #333;
  transition: 0.3s;
}
@media (max-width: 768px) {
  .nav-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: white;
    flex-direction: column;
    padding: 1rem;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
    z-index: 2000;
  }
  .nav-menu.active { display: flex; animation: fadeDown 0.25s ease; }
  .nav-toggle { display: flex; }
  .nav-menu .nav-link { display: block; width: 100%; }
}
body.nav-open { overflow: hidden; }
.nav-toggle.open span:nth-child(1){ transform: translateY(7px) rotate(45deg); }
.nav-toggle.open span:nth-child(2){ opacity: 0; }
.nav-toggle.open span:nth-child(3){ transform: translateY(-7px) rotate(-45deg); }
@keyframes fadeDown { from { opacity:0; transform: translateY(-10px);} to { opacity:1; transform: translateY(0);} }

/* Footer */
.footer__love {
  text-align: center;
  margin-bottom: 0;
  padding: 1.5rem 0 2rem;
  font-size: 0.85rem;
  color: #555;
}

/* Utility */
.visually-hidden { position:absolute; width:1px; height:1px; padding:0; margin:-1px; overflow:hidden; clip:rect(0 0 0 0); border:0; }