/* Header and Navigation Styles */

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  width: 100%;
  background-color: transparent;
  z-index: var(--z-sticky);
  transition: all var(--transition-base);
  border-bottom: 1px solid transparent;
}

.site-header.scrolled {
  background-color: var(--color-white);
  border-bottom: 1px solid var(--color-border);
  box-shadow: var(--shadow-md);
}

.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-md) 0;
}

.navbar-brand {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-primary);
}

.navbar-brand a {
  display: flex;
  align-items: center;
  gap: 8px;
}

.navbar-brand img {
  height: 40px;
  width: auto;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: var(--spacing-lg);
}

.nav-menu a {
  color: var(--color-text-primary);
  font-weight: var(--font-weight-medium);
  transition: color var(--transition-base);
  position: relative;
}

.nav-menu a:not(.btn):hover {
  color: var(--color-primary);
}

.nav-menu a:not(.btn)::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--color-primary);
  transition: width var(--transition-base);
}

.nav-menu a:not(.btn):hover::after,
.nav-menu a:not(.btn).active::after {
  width: 100%;
}

/* Mobile Menu Toggle */
.mobile-menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: space-around;
  width: 28px;
  height: 24px;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 0;
  z-index: var(--z-modal);
}

.mobile-menu-toggle .hamburger,
.mobile-menu-toggle .hamburger::before,
.mobile-menu-toggle .hamburger::after {
  display: block;
  width: 28px;
  height: 3px;
  background-color: var(--color-primary);
  transition: all var(--transition-base);
  border-radius: 2px;
}

.mobile-menu-toggle .hamburger {
  position: relative;
}

.mobile-menu-toggle .hamburger::before,
.mobile-menu-toggle .hamburger::after {
  content: '';
  position: absolute;
  left: 0;
}

.mobile-menu-toggle .hamburger::before {
  top: -8px;
}

.mobile-menu-toggle .hamburger::after {
  top: 8px;
}

.mobile-menu-toggle.active .hamburger {
  background-color: transparent;
}

.mobile-menu-toggle.active .hamburger::before {
  transform: rotate(45deg);
  top: 0;
}

.mobile-menu-toggle.active .hamburger::after {
  transform: rotate(-45deg);
  top: 0;
}

/* Mobile Navigation */
@media (max-width: 1023px) {
  .nav-menu {
    position: fixed;
    top: 73px;
    left: 0;
    right: 0;
    background: var(--color-white);
    flex-direction: column;
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-xl);
    transform: translateY(-150%);
    opacity: 0;
    transition: all var(--transition-base);
    pointer-events: none;
    border-bottom: 1px solid var(--color-border);
  }

  .nav-menu.active {
    transform: translateY(0);
    opacity: 1;
    pointer-events: all;
  }

  .nav-menu a {
    width: 100%;
    padding: var(--spacing-sm) 0;
    text-align: center;
  }

  .mobile-menu-toggle {
    display: flex;
  }
}

/* Footer Styles */
.site-footer {
  background-color: var(--color-primary);
  color: var(--color-white);
  padding: var(--spacing-3xl) 0 var(--spacing-lg) 0;
  margin-top: var(--spacing-4xl);
}

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

.footer-brand h3 {
  font-size: var(--font-size-xl);
  margin-bottom: var(--spacing-sm);
  color: var(--color-white);
}

.footer-brand p {
  color: rgba(255, 255, 255, 0.8);
  line-height: var(--line-height-relaxed);
}

.footer-links h4,
.footer-contact h4 {
  font-size: var(--font-size-lg);
  margin-bottom: var(--spacing-md);
  color: var(--color-white);
}

.footer-links ul {
  list-style: none;
}

.footer-links li {
  margin-bottom: var(--spacing-sm);
}

.footer-links a {
  color: rgba(255, 255, 255, 0.8);
  transition: color var(--transition-base);
}

.footer-links a:hover {
  color: var(--color-white);
}

.footer-contact p {
  color: rgba(255, 255, 255, 0.8);
  margin-bottom: var(--spacing-sm);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.2);
  padding-top: var(--spacing-lg);
  text-align: center;
}

.footer-bottom p {
  color: rgba(255, 255, 255, 0.7);
  font-size: var(--font-size-sm);
  margin: 0;
}

@media (min-width: 640px) {
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .footer-grid {
    grid-template-columns: 2fr 1fr 1fr;
  }
}