/* Header & Navigation */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--header-height);
  z-index: var(--z-header);
  transition: background-color var(--transition-fast), backdrop-filter var(--transition-fast);
  display: flex;
  align-items: center;
}

.site-header.scrolled {
  background-color: rgba(26, 26, 26, 0.9);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.nav-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.brand-logo {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-white);
  letter-spacing: 0.05em;
  z-index: 2;
}

.site-header:not(.scrolled) .brand-logo {
  color: var(--color-dark);
}
/* When home page hero image is dark, the header needs to be light */
body[data-route="home"] .site-header:not(.scrolled) .brand-logo {
  color: var(--color-white);
}


.main-nav {
  display: flex;
  align-items: center;
}

.nav-list {
  display: flex;
  gap: var(--space-md);
  align-items: center;
}

.nav-link {
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-white);
  position: relative;
  padding: 0.5rem 0;
  transition: color var(--transition-fast);
}

.site-header:not(.scrolled) .nav-link {
  color: var(--color-dark);
}
body[data-route="home"] .site-header:not(.scrolled) .nav-link {
  color: var(--color-white);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 1px;
  background-color: var(--color-amber);
  transition: width var(--transition-fast);
}

.nav-link:hover::after, .nav-link.active::after {
  width: 100%;
}

.btn-link {
  border: 1px solid var(--color-white);
  padding: 0.5rem 1rem;
  border-radius: 2px;
}
.site-header:not(.scrolled) .btn-link {
  border-color: var(--color-dark);
}
body[data-route="home"] .site-header:not(.scrolled) .btn-link {
  border-color: var(--color-white);
}

.btn-link::after { display: none; }
.btn-link:hover {
  background-color: var(--color-white);
  color: var(--color-dark) !important;
}

/* Language Switcher */
.lang-switcher {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--color-white);
  font-size: 0.875rem;
  z-index: 2;
}

.site-header:not(.scrolled) .lang-switcher { color: var(--color-dark); }
body[data-route="home"] .site-header:not(.scrolled) .lang-switcher { color: var(--color-white); }


.lang-btn {
  color: inherit;
  opacity: 0.5;
  transition: opacity var(--transition-fast);
}

.lang-btn:hover, .lang-btn.active {
  opacity: 1;
}

.mobile-menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  z-index: 2;
}
.mobile-menu-toggle .bar {
  width: 25px;
  height: 2px;
  background-color: var(--color-white);
  transition: var(--transition-fast);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 1rem 2rem;
  font-family: var(--font-main);
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  border: 1px solid transparent;
  border-radius: 0;
  transition: all var(--transition-fast);
  position: relative;
  overflow: hidden;
  z-index: 1;
}

.btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(255, 255, 255, 0.1);
  transform: translateX(-100%);
  transition: transform var(--transition-fast);
  z-index: -1;
}

.btn:hover::before {
  transform: translateX(0);
}

.btn-primary {
  background-color: var(--color-accent);
  color: var(--color-white);
}

.btn-outline {
  border-color: var(--color-dark);
  color: var(--color-dark);
}
.btn-outline:hover {
  background-color: var(--color-dark);
  color: var(--color-white);
}

.btn-outline-light {
  border-color: var(--color-white);
  color: var(--color-white);
}
.btn-outline-light:hover {
  background-color: var(--color-white);
  color: var(--color-dark);
}


/* Footer */
.site-footer {
  background-color: var(--color-dark);
  color: var(--color-white);
  padding: var(--space-xl) 0 0 0;
  margin-top: 0;
}

.footer-container {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-lg);
  margin-bottom: var(--space-xl);
}

.footer-logo {
  color: var(--color-primary);
  margin-bottom: var(--space-sm);
}

.footer-tagline {
  color: rgba(255, 255, 255, 0.6);
  max-width: 300px;
}

.footer-title {
  color: var(--color-primary-dark);
  font-size: 1.125rem;
  margin-bottom: var(--space-md);
  font-family: var(--font-main);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.footer-list li {
  margin-bottom: 0.5rem;
}

.footer-list a {
  color: rgba(255, 255, 255, 0.6);
  transition: color var(--transition-fast);
}

.footer-list a:hover {
  color: var(--color-primary);
}

.footer-address p {
  color: rgba(255, 255, 255, 0.6);
  margin-bottom: 0.5rem;
}

.footer-address a {
  color: inherit;
  transition: color var(--transition-fast);
}
.footer-address a:hover {
  color: var(--color-primary);
}

.social-icons {
  display: flex;
  gap: 1rem;
}

.social-icons a {
  width: 40px;
  height: 40px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
}

.social-icons a:hover {
  background-color: var(--color-primary);
  color: var(--color-dark);
  border-color: var(--color-primary);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding: var(--space-md) 0;
  text-align: center;
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.4);
}

/* Responsive */
@media (max-width: 1024px) {
  .footer-container {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .mobile-menu-toggle { display: flex; }
  .site-header:not(.scrolled) .mobile-menu-toggle .bar { background-color: var(--color-dark); }
  body[data-route="home"] .site-header:not(.scrolled) .mobile-menu-toggle .bar { background-color: var(--color-white); }
  
  .main-nav {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background-color: var(--color-dark);
    display: flex;
    justify-content: center;
    align-items: center;
    transform: translateY(-100%);
    transition: transform var(--transition-normal);
  }
  
  .main-nav.active { transform: translateY(0); }
  
  .nav-list {
    flex-direction: column;
    font-size: 1.5rem;
  }
  
  .site-header:not(.scrolled) .nav-link,
  .nav-link { color: var(--color-white) !important; }
  
  .footer-container {
    grid-template-columns: 1fr;
    gap: var(--space-md);
  }
}