/* ========================================
   HEADER & NAVIGATION
   ======================================== */

.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  background-color: var(--white);
  box-shadow: var(--shadow-sm);
  z-index: 1000;
  transition: all var(--transition-base);
}

.header.scrolled {
  box-shadow: var(--shadow-md);
}

.header-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem var(--container-padding);
  max-width: var(--container-max-width);
  margin: 0 auto;
}

/* Logo */
.logo {
  display: flex;
  align-items: center;
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-bold);
  font-family: var(--font-secondary);
  color: var(--primary-navy);
  text-decoration: none;
  transition: color var(--transition-base);
  z-index: 1001;
}

.logo:hover {
  color: var(--accent-gold);
}

.logo-icon {
  width: 40px;
  height: 40px;
  margin-right: 0.5rem;
}

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

.nav-list {
  display: flex;
  align-items: center;
  gap: var(--spacing-lg);
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-item {
  position: relative;
}

.nav-link {
  display: flex;
  align-items: center;
  padding: 0.5rem 0;
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-medium);
  color: var(--text-primary);
  text-decoration: none;
  transition: color var(--transition-base);
  position: relative;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--accent-gold);
  transition: width var(--transition-base);
}

.nav-link:hover,
.nav-link.active {
  color: var(--accent-gold);
}

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

/* CTA Buttons in Header */
.header-cta {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

/* Mobile Menu Toggle */
.menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: space-around;
  width: 30px;
  height: 24px;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 0;
  z-index: 1001;
  -webkit-tap-highlight-color: transparent;
}

.menu-toggle:focus-visible {
  outline: 2px solid var(--accent-gold);
  outline-offset: 4px;
}

.menu-toggle-bar {
  width: 30px;
  height: 3px;
  background-color: var(--primary-navy);
  border-radius: 2px;
  transition: all var(--transition-base);
  transform-origin: center;
}

.menu-toggle.active .menu-toggle-bar:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.menu-toggle.active .menu-toggle-bar:nth-child(2) {
  opacity: 0;
  transform: translateX(-20px);
}

.menu-toggle.active .menu-toggle-bar:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ========================================
   MOBILE NAVIGATION
   ======================================== */

@media (max-width: 1023px) {
  .nav {
    position: fixed;
    top: 0;
    right: -100%;
    width: 100%;
    max-width: 400px;
    height: 100vh;
    background-color: var(--white);
    box-shadow: var(--shadow-lg);
    flex-direction: column;
    justify-content: flex-start;
    padding: 5rem 2rem 2rem;
    gap: 0;
    transition: right var(--transition-slow);
    overflow-y: auto;
  }

  .nav.active {
    right: 0;
  }

  .nav-list {
    flex-direction: column;
    align-items: stretch;
    width: 100%;
    gap: 0;
  }

  .nav-item {
    width: 100%;
    border-bottom: 1px solid var(--border-color);
  }

  .nav-link {
    padding: 1.25rem 0;
    font-size: var(--font-size-lg);
  }

  .nav-link::after {
    display: none;
  }

  .header-cta {
    flex-direction: column;
    width: 100%;
    margin-top: var(--spacing-xl);
  }

  .header-cta .btn {
    width: 100%;
  }

  .menu-toggle {
    display: flex;
  }

  /* Overlay when menu is open */
  .nav-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background-color: rgba(0, 0, 0, 0.5);
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition-slow), visibility var(--transition-slow);
    z-index: 999;
  }

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

/* Tablet adjustments */
@media (min-width: 768px) and (max-width: 1023px) {
  .nav {
    max-width: 450px;
  }
}

/* Desktop navigation */
@media (min-width: 1024px) {
  .header-container {
    padding: 1.25rem var(--container-padding);
  }

  .nav-list {
    gap: var(--spacing-xl);
  }

  .nav-link {
    font-size: var(--font-size-base);
  }
}

/* Extra large screens */
@media (min-width: 1280px) {
  .nav-list {
    gap: 2.5rem;
  }
}

/* ========================================
   DROPDOWN MENUS (Optional Enhancement)
   ======================================== */

.nav-dropdown {
  position: relative;
}

.nav-dropdown-toggle {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.nav-dropdown-icon {
  width: 12px;
  height: 12px;
  transition: transform var(--transition-base);
}

.nav-dropdown:hover .nav-dropdown-icon {
  transform: rotate(180deg);
}

.nav-dropdown-menu {
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 220px;
  background-color: var(--white);
  box-shadow: var(--shadow-lg);
  border-radius: var(--border-radius-md);
  padding: var(--spacing-sm) 0;
  list-style: none;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-10px);
  transition: all var(--transition-base);
  z-index: 100;
}

.nav-dropdown:hover .nav-dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.nav-dropdown-item {
  width: 100%;
}

.nav-dropdown-link {
  display: block;
  padding: 0.75rem 1.25rem;
  color: var(--text-primary);
  text-decoration: none;
  transition: all var(--transition-fast);
}

.nav-dropdown-link:hover {
  background-color: var(--light-bg);
  color: var(--accent-gold);
  padding-left: 1.5rem;
}

/* Mobile dropdown behavior */
@media (max-width: 1023px) {
  .nav-dropdown-menu {
    position: static;
    box-shadow: none;
    border-radius: 0;
    padding: 0;
    opacity: 1;
    visibility: visible;
    transform: none;
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-base);
  }

  .nav-dropdown.active .nav-dropdown-menu {
    max-height: 500px;
  }

  .nav-dropdown-link {
    padding-left: 1.5rem;
    font-size: var(--font-size-base);
  }

  .nav-dropdown-link:hover {
    padding-left: 2rem;
  }
}

/* ========================================
   STICKY HEADER ADJUSTMENTS
   ======================================== */

.header-spacer {
  height: 80px; /* Adjust based on actual header height */
}

@media (max-width: 767px) {
  .header-spacer {
    height: 70px;
  }
}