/*
CSS Scoping Note: All navigation styles are scoped to .main-header and its children
to prevent interference with other page components. This ensures navigation styles
don't leak into other sections of the page.
*/

.main-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background-color: var(--color-background);
  border-bottom: 1px solid var(--color-border);
  z-index: 1000;
  transition: all 0.3s ease;
}

.navbar {
  height: 64px;
  display: flex;
  align-items: center;
}

.nav-container {
  max-width: 1200px;
  width: 100%;
  margin: 0 auto;
  padding: 0 1rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-brand {
  flex-shrink: 0;
}

.brand-link {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-text-primary);
  letter-spacing: -0.02em;
}

.brand-link:hover {
  color: var(--color-text-primary);
}

.brand-icon {
  width: 32px;
  height: 32px;
  object-fit: contain;
}

.nav-menu {
  flex: 1;
  display: flex;
  justify-content: center;
  margin: 0 2rem;
}

.nav-list {
  display: flex;
  list-style: none;
  gap: 0.5rem;
}

.nav-item {
  position: relative;
}

.nav-link {
  display: inline-flex;
  align-items: center;
  padding: 0.5rem 1rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-text-secondary);
  border-radius: var(--radius-sm);
  transition: all 0.2s ease;
}

.nav-link:hover {
  color: var(--color-text-primary);
  background-color: var(--color-surface);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.signin-link {
  font-weight: 500;
}

.theme-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border: none;
  background-color: transparent;
  color: var(--color-text-secondary);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all 0.2s ease;
}

.theme-toggle:hover {
  background-color: var(--color-surface);
  color: var(--color-text-primary);
}

.theme-toggle svg {
  width: 20px;
  height: 20px;
}

.sun-icon,
.moon-icon {
  display: none;
}

[data-theme="light"] .sun-icon {
  display: block;
}

[data-theme="dark"] .moon-icon {
  display: block;
}

/* Dropdown Arrow */
.dropdown-arrow {
  margin-left: 0.25rem;
  font-size: 0.75rem;
  transition: transform 0.2s ease;
}

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

/* Rich Dropdown Menu */
.dropdown-menu {
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%);
  width: 750px;
  background: var(--color-background);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
  margin-top: 0.5rem;
  z-index: 1001;
}

.nav-item.dropdown:hover .dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}

.dropdown-container {
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr;
  gap: 2rem;
  padding: 2rem;
}

/* First Column - Visual Representation */
.dropdown-visual {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 1.5rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  position: relative;
  overflow: hidden;
}

.dropdown-visual::before {
  content: '';
  position: absolute;
  top: 0;
  left: -50%;
  width: 200%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--color-border), transparent);
  opacity: 0.5;
}

.visual-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  background: var(--color-background);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  margin-bottom: 0.75rem;
}

.visual-icon i {
  font-size: 1.5rem;
  color: var(--color-text-secondary);
}

.dropdown-visual h4 {
  font-size: 0.9375rem;
  font-weight: 600;
  margin: 0 0 0.375rem 0;
  color: var(--color-text-primary);
}

.dropdown-visual p {
  font-size: 0.75rem;
  margin: 0;
  color: var(--color-text-secondary);
  line-height: 1.3;
}

/* Second and Third Columns - Links */
.dropdown-links {
  display: flex;
  flex-direction: column;
}

.dropdown-section h5 {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-tertiary);
  margin: 0 0 0.75rem 0;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--color-border);
}

.dropdown-link {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  padding: 0.75rem;
  color: var(--color-text-secondary);
  border-radius: var(--radius-sm);
  transition: all 0.2s ease;
  text-decoration: none;
  margin-bottom: 0.25rem;
}

.dropdown-link:hover {
  background: var(--color-surface);
  color: var(--color-text-primary);
  transform: translateX(4px);
}

.dropdown-link i {
  font-size: 1rem;
  color: var(--color-text-secondary);
  width: 20px;
  flex-shrink: 0;
  margin-top: 0.125rem;
}

.link-content {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.link-title {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-text-primary);
}

.link-subtitle {
  font-size: 0.75rem;
  color: var(--color-text-tertiary);
  line-height: 1.3;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* VerveKit Highlight */
.vervekit-highlight {
  position: relative;
  border: 1px solid var(--color-primary);
  border-radius: var(--radius-sm);
  background: rgba(59, 130, 246, 0.05);
}

.vervekit-highlight::after {
  content: 'NEW';
  position: absolute;
  top: -6px;
  right: -6px;
  background: var(--color-primary);
  color: white;
  font-size: 0.625rem;
  font-weight: 600;
  padding: 0.125rem 0.375rem;
  border-radius: var(--radius-sm);
  letter-spacing: 0.05em;
}

.vervekit-highlight:hover {
  background: rgba(59, 130, 246, 0.1);
  border-color: var(--color-primary);
  transform: translateX(2px);
}

[data-theme="dark"] .vervekit-highlight {
  background: rgba(59, 130, 246, 0.1);
}

/* API Status Highlight */
.api-status-highlight {
  position: relative;
  border: 1px solid #10b981;
  border-radius: var(--radius-sm);
  background: rgba(16, 185, 129, 0.05);
}

.api-status-highlight::after {
  content: 'NEW';
  position: absolute;
  top: -6px;
  right: -6px;
  background: #10b981;
  color: white;
  font-size: 0.625rem;
  font-weight: 600;
  padding: 0.125rem 0.375rem;
  border-radius: var(--radius-sm);
  letter-spacing: 0.05em;
}

.api-status-highlight:hover {
  background: rgba(16, 185, 129, 0.1);
  border-color: #10b981;
  transform: translateX(2px);
}

[data-theme="dark"] .api-status-highlight {
  background: rgba(16, 185, 129, 0.1);
}

/* Coming Soon Highlight */
.coming-soon-highlight {
  position: relative;
  border: 1px solid #f59e0b;
  border-radius: var(--radius-sm);
  background: rgba(245, 158, 11, 0.05);
  cursor: default;
  opacity: 0.8;
}

.coming-soon-highlight::after {
  content: 'COMING SOON';
  position: absolute;
  top: -6px;
  right: -6px;
  background: #f59e0b;
  color: white;
  font-size: 0.625rem;
  font-weight: 600;
  padding: 0.125rem 0.375rem;
  border-radius: var(--radius-sm);
  letter-spacing: 0.05em;
}

.coming-soon-highlight:hover {
  background: rgba(245, 158, 11, 0.1);
  border-color: #f59e0b;
  transform: none;
  cursor: default;
}

[data-theme="dark"] .coming-soon-highlight {
  background: rgba(245, 158, 11, 0.1);
}

/* Mobile Menu Toggle Button */
.mobile-menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  width: 40px;
  height: 40px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
  position: relative;
  z-index: 1001;
}

.hamburger-line {
  width: 24px;
  height: 2px;
  background-color: var(--color-text-primary);
  transition: all 0.3s ease;
  margin: 2px 0;
  transform-origin: center;
}

.mobile-menu-toggle.mobile-menu-active .hamburger-line:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}

.mobile-menu-toggle.mobile-menu-active .hamburger-line:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}

.mobile-menu-toggle.mobile-menu-active .hamburger-line:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
}

/* Mobile Menu Overlay - Hidden for full screen */
.mobile-menu-overlay {
  display: none;
}


/* Hide mobile-only items on desktop */
.mobile-only {
  display: none !important;
}

/* Prevent body scroll when menu is open */
body.mobile-menu-open {
  overflow: hidden;
}

/* Dark Mode Support */
[data-theme="dark"] .dropdown-menu {
  background: var(--color-surface);
  border-color: var(--color-border);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.3);
}

/* Responsive Design */
@media (max-width: 1024px) {
  .dropdown-menu {
    width: 650px;
  }
  
  .dropdown-container {
    gap: 1.5rem;
    padding: 1.5rem;
  }
}

@media (max-width: 1110px) {
  /* Show mobile menu toggle at 1110px */
  .mobile-menu-toggle {
    display: flex;
  }
  
  /* Hide desktop navigation menu */
  .nav-menu {
    display: none;
  }
  
  /* Mobile menu when active */
  .nav-menu.mobile-menu-active {
    display: block;
    position: fixed;
    top: 64px;
    left: 0;
    right: 0;
    bottom: 0;
    width: 100vw;
    height: calc(100vh - 64px);
    z-index: 1000;
    background: var(--color-background);
    overflow-y: auto;
    transform: translateX(0);
    transition: transform 0.3s ease;
    margin: 0;
    padding: 0;
  }
  
  /* Mobile navigation list - only when menu is active */
  .nav-menu.mobile-menu-active .nav-list {
    display: flex !important;
    flex-direction: column;
    padding: 0;
    gap: 0;
    background: var(--color-background);
    min-height: calc(100vh - 64px);
    height: calc(100vh - 64px);
    margin: 0;
    list-style: none;
  }
  
  /* Mobile nav items - only when menu is active */
  .nav-menu.mobile-menu-active .nav-item {
    border-bottom: 1px solid var(--color-border);
  }
  
  .nav-menu.mobile-menu-active .nav-item:last-child {
    border-bottom: none;
  }
  
  /* Mobile nav links - only when menu is active */
  .nav-menu.mobile-menu-active .nav-link {
    display: flex !important;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 1.5rem;
    font-size: 1rem;
    font-weight: 500;
    color: var(--color-text-primary);
    border-radius: 0;
    position: relative;
    background: none;
  }
  
  /* Mobile nav link arrows - only when menu is active */
  .nav-menu.mobile-menu-active .nav-link::after {
    content: '\f054';
    font-family: 'Font Awesome 6 Free';
    font-weight: 900;
    font-size: 0.875rem;
    color: var(--color-text-secondary);
    opacity: 0.7;
  }
  
  .nav-menu.mobile-menu-active .nav-link:hover {
    background: none !important;
    color: var(--color-primary);
  }
  
  .nav-menu.mobile-menu-active .nav-link:hover::after {
    color: var(--color-primary);
    opacity: 1;
  }
  
  /* Mobile-only items */
  .nav-menu.mobile-menu-active .mobile-only {
    display: block !important;
  }
  
  /* Mobile CTA Button - only when menu is active */
  .nav-menu.mobile-menu-active .mobile-cta {
    padding: 1rem 1.5rem;
    border-bottom: 1px solid var(--color-border) !important;
  }
  
  .nav-menu.mobile-menu-active .nav-link-cta {
    background: var(--color-primary) !important;
    color: white !important;
    border-radius: var(--radius-md);
    padding: 0.5rem 1rem;
    text-align: center;
    font-weight: 600;
    justify-content: center;
    margin: 0;
    font-size: 0.875rem;
  }
  
  .nav-menu.mobile-menu-active .nav-link-cta::after {
    display: none !important;
  }
  
  .nav-menu.mobile-menu-active .nav-link-cta:hover {
    background: var(--color-primary-hover, #0056b3) !important;
    color: white !important;
  }
  
  /* Hide dropdowns in mobile */
  .nav-menu.mobile-menu-active .dropdown-menu {
    display: none !important;
  }
  
  .nav-menu.mobile-menu-active .dropdown-arrow {
    display: none;
  }
  
  /* Keep Get Started button visible until full mobile */
  .nav-actions {
    gap: 0.5rem;
    display: flex;
    align-items: center;
  }
  
  .signin-link {
    display: none;
  }
  
  /* Reorder for tablet: Get Started, Hamburger, Theme Toggle */
  .nav-actions .btn-primary {
    order: 1;
  }
  
  .mobile-menu-toggle {
    order: 2;
  }
  
  .theme-toggle {
    order: 3;
  }
  
  .nav-container {
    padding: 0 0.75rem;
    position: relative;
  }
  
  /* Hide mobile CTA from mobile menu since header has it */
  .nav-menu.mobile-menu-active .mobile-cta {
    display: none !important;
  }
}

@media (max-width: 768px) {
  /* Hide Get Started for Free button at full mobile */
  .nav-actions .btn-primary {
    display: none;
  }
  
  /* Show mobile CTA in menu when header button is hidden */
  .nav-menu.mobile-menu-active .mobile-cta {
    display: block !important;
    padding: 1rem 1.5rem;
    border-bottom: 1px solid var(--color-border) !important;
  }
  
  .nav-menu.mobile-menu-active .nav-link-cta {
    background: var(--color-primary) !important;
    color: white !important;
    border-radius: var(--radius-md);
    padding: 0.5rem 1rem;
    text-align: center;
    font-weight: 600;
    justify-content: center;
    margin: 0;
    font-size: 0.875rem;
  }
  
  .nav-menu.mobile-menu-active .nav-link-cta::after {
    display: none !important;
  }
  
  .nav-menu.mobile-menu-active .nav-link-cta:hover {
    background: var(--color-primary-hover, #0056b3) !important;
    color: white !important;
  }
}