/* Navigation and Header Styles */

.main-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background-color: white;
  z-index: var(--z-sticky);
  transition: box-shadow var(--transition-base);
}

.main-nav.sticky {
  box-shadow: var(--shadow-md);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-sm) var(--space-sm);
  max-width: var(--container-2xl);
  margin: 0 auto;
}

@media (min-width: 768px) {
  .nav-container {
    padding: var(--space-sm) var(--space-md);
  }
}

/* Logo */
.logo {
  display: flex;
  align-items: center;
  z-index: var(--z-dropdown);
}

.logo img {
  height: 70px;
  width: auto;
}

@media (min-width: 768px) {
  .logo img {
    height: 80px;
  }
}

/* Navigation Menu */
.nav-menu {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  width: 80%;
  max-width: 300px;
  background-color: white;
  padding: var(--space-xl) var(--space-md);
  transform: translateX(100%);
  transition: transform var(--transition-base);
  box-shadow: var(--shadow-xl);
  overflow-y: auto;
}

.nav-menu.active {
  transform: translateX(0);
}

.nav-menu li {
  margin-bottom: 0;
}

.nav-menu a {
  display: block;
  padding: var(--space-sm) 0;
  font-family: var(--font-body);
  font-size: var(--text-lg);
  font-weight: var(--weight-medium);
  color: var(--color-navy);
  transition: color var(--transition-base);
}

.nav-menu a:hover {
  color: var(--color-ocean);
}

.nav-menu a.active {
  color: var(--color-ocean);
  font-weight: var(--weight-semibold);
}

.nav-menu a.coming-soon {
  color: var(--color-text-light);
  opacity: 0.5;
  cursor: not-allowed;
  pointer-events: none;
}

/* Tablet and Desktop - Horizontal Menu */
@media (min-width: 768px) {
  .nav-menu {
    position: static;
    width: auto;
    max-width: none;
    padding: 0;
    transform: translateX(0);
    box-shadow: none;
    display: flex;
    align-items: center;
    gap: var(--space-md);
  }

  .nav-menu a {
    padding: 0.5rem 1rem;
    font-size: var(--text-base);
  }
}

/* Hamburger Button */
.hamburger {
  display: flex;
  flex-direction: column;
  justify-content: space-around;
  width: 28px;
  height: 24px;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 0;
  z-index: var(--z-dropdown);
  transition: transform var(--transition-base);
}

.hamburger:hover {
  transform: scale(1.1);
}

.hamburger span {
  width: 100%;
  height: 3px;
  background-color: var(--color-navy);
  border-radius: var(--radius-full);
  transition: all var(--transition-base);
  transform-origin: center;
}

.hamburger.active span:nth-child(1) {
  transform: translateY(10.5px) rotate(45deg);
}

.hamburger.active span:nth-child(2) {
  opacity: 0;
}

.hamburger.active span:nth-child(3) {
  transform: translateY(-10.5px) rotate(-45deg);
}

@media (min-width: 768px) {
  .hamburger {
    display: none;
  }
}

/* Overlay for mobile menu */
.nav-overlay {
  position: fixed;
  inset: 0;
  background-color: rgba(0, 0, 0, 0.5);
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-base), visibility var(--transition-base);
  z-index: calc(var(--z-sticky) - 1);
}

.nav-overlay.active {
  opacity: 1;
  visibility: visible;
}

@media (min-width: 768px) {
  .nav-overlay {
    display: none;
  }
}

/* Spacer to prevent content from hiding under fixed nav */
body {
  padding-top: 72px;
}

@media (min-width: 768px) {
  body {
    padding-top: 82px;
  }
}